CN118188411A - Movable does not have fixed basic compressor - Google Patents
Movable does not have fixed basic compressor Download PDFInfo
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- CN118188411A CN118188411A CN202410489613.XA CN202410489613A CN118188411A CN 118188411 A CN118188411 A CN 118188411A CN 202410489613 A CN202410489613 A CN 202410489613A CN 118188411 A CN118188411 A CN 118188411A
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- 239000000945 filler Substances 0.000 claims abstract description 22
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 162
- 239000007789 gas Substances 0.000 claims description 89
- 229910052757 nitrogen Inorganic materials 0.000 claims description 80
- 239000003921 oil Substances 0.000 claims description 50
- 238000012856 packing Methods 0.000 claims description 20
- 238000002474 experimental method Methods 0.000 claims description 18
- 239000010687 lubricating oil Substances 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 16
- 239000010724 circulating oil Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 238000012360 testing method Methods 0.000 claims description 12
- 238000010926 purge Methods 0.000 claims description 11
- 230000002159 abnormal effect Effects 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000004570 mortar (masonry) Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 230000002000 scavenging effect Effects 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention discloses a movable foundation-free compressor, which comprises a main machine, an auxiliary machine, a pipeline and other structures; the main machine comprises a machine body, a crankshaft, a connecting rod, a cross head, a receiving cylinder, a cylinder, an oil wiper, a filler, a piston assembly and an air valve; the auxiliary machine comprises a bottom sled and an air cooler, wherein the bottom sled is used for installing the host machine, and the air cooler is arranged on the bottom sled and connected with the host machine; the bottom pry comprises a main beam, a main vertical beam, an auxiliary beam and an auxiliary vertical beam, wherein the main beam and the main vertical beam are connected to form a frame structure, and the auxiliary beam and the auxiliary vertical beam are arranged in the frame in a staggered manner; the bottom sled is fixedly connected with a first connecting seat and a second connecting seat, wherein the host is connected with the first connecting seat, the motor is connected with the second connecting seat, and the air cooler is connected with the bottom sled; lifting lugs are fixedly connected to the two sides of the bottom pry. Through this kind of design make the end sled just like a small-size basis, be furnished with the hoist and mount all around and use the lug, satisfy the equipment steady operation under the service condition that does not have the basis.
Description
Technical Field
The invention belongs to the technical field of compressors, and particularly relates to a movable type non-fixed base compressor.
Background
A nitrogen compressor is a device for compressing nitrogen to a desired pressure level. Nitrogen is commonly used in many industrial and commercial applications, such as gas filling, nitrogen injection into food packaging, nitrogen gas separation, nitrogen gas pressurization, and the like. The nitrogen compressor compresses nitrogen from a low pressure state to a high pressure state by means of mechanical compression to meet the needs of a specific process or equipment.
According to the process requirements and the use requirements in the chemical industry, a movable reciprocating compressor is often needed. At present, most of domestic compressor manufacturers produce reciprocating compressors with fixed bases, and the reciprocating compressors can only be used in a fixed working section, so that limitations are generated, particularly nitrogen (air) compressors, and movable nitrogen (air) compressors are often needed in the middle of project construction. The purging of the pipeline, the nitrogen replacement of the equipment and the like are carried out, and the work is often carried out on a fixed working section, and the air requirement of a plurality of large projects cannot be met due to the small air quantity of a common inflating pump air compressor. A removable nitrogen compressor is necessary.
The patent with publication number CN207245952U discloses a high-pressure nitrogen compressor, which adopts a technical scheme that a compression effect is improved by arranging a plurality of stages of cylinders which are connected in parallel, and a cooling mode of water cooling and air cooling is simultaneously arranged. The nitrogen compressor adopting the structure has larger volume and heavier overall mass. The nitrogen compressor is applicable to nitrogen filling only, and is not applicable to working environments requiring frequent movement and purging.
Disclosure of Invention
The invention aims to provide a movable non-fixed basic compressor, which aims to solve the following technical problems in the background art:
When the pipeline is purged, the air compressor of the common inflating pump has small air quantity, and can not meet the air requirement of some large projects, so that a movable nitrogen compressor is required.
In order to solve the technical problems, the invention adopts the following technical scheme:
A movable foundation compressor without fixation comprises a main machine, an auxiliary machine and a pipeline structure;
The main machine comprises a machine body, a crankshaft, a connecting rod, a cross head, a receiving cylinder, a cylinder, an oil wiper, a filler, a piston assembly, an air valve and the like; the crankshaft is arranged in the middle of the machine body, and the connecting rods are arranged on two sides of the crankshaft and are connected with the cross heads; the air cylinder comprises a first-stage cylinder body assembly and a second-stage cylinder body assembly; the primary cylinder body assembly is provided with a primary air inlet and a primary air outlet; the second-level cylinder body assembly is provided with a second-level air inlet, a second-level air outlet, a third-level air inlet and a third-level air outlet; the connecting cylinder assembly comprises a first connecting cylinder and a second connecting cylinder which are respectively connected to two sides of the machine body; the first-stage cylinder body assembly is connected with the first connecting cylinder, and the second-stage cylinder body assembly is connected with the second connecting cylinder; the oil wiper comprises a first oil wiper and a second oil wiper, the first oil wiper is arranged in the first receiving cylinder, and the second oil wiper is arranged in the second receiving cylinder; the filler comprises a first-level filler and a second-level filler; the first-level packing is arranged in the first-level cylinder body, and the second-level packing is arranged in the second-level cylinder body; the piston assembly comprises a first-stage piston and a second-stage piston; the first-stage piston is arranged in the first-stage cylinder body, and the second-stage piston is arranged in the second-stage cylinder body; the cross heads on two sides are respectively connected with a first piston rod and a second piston rod, and the first piston rod sequentially penetrates through the first oil wiper and the first-stage packing and then is connected with the first-stage piston; the second piston rod sequentially passes through the second oil wiper and the second three-stage filling and then is connected with the second three-stage piston;
the auxiliary machine comprises a bottom sled and an air cooler, wherein the bottom sled is used for installing the host machine, and the air cooler is arranged on the bottom sled and connected with the host machine; the bottom pry comprises a main beam, a main vertical beam, an auxiliary beam and an auxiliary vertical beam, wherein the main beam and the main vertical beam are connected to form a frame structure, and the auxiliary beam and the auxiliary vertical beam are arranged in the frame in a staggered manner; concrete mortar is poured into the main beam, the main vertical beam, the auxiliary beam and the auxiliary vertical beam; the bottom sled is fixedly connected with a first connecting seat and a second connecting seat, wherein the host is connected with the first connecting seat, and the air cooler is connected with the second connecting seat; lifting lugs are fixedly connected to the two sides of the bottom sled;
The pipeline structure comprises a gas pipeline, a circulating oil pipeline and an instrument pipeline, wherein the gas pipeline is respectively connected with the machine body and the air cooler, the gas pipeline is used for supplying gas and exhausting gas, and the circulating oil pipeline structure is used for driving lubricating oil in an oil pool of the machine body to a motion friction part and taking away heat; the instrument pipeline is used for detecting the inlet and outlet pressure and temperature of each level of gas and the pressure and temperature of lubricating oil and simultaneously providing data for the electric control part. The host and the pipeline structure are integrated on the bottom sled.
Further, the primary air inlet is connected with a primary air inlet buffer assembly; the secondary air inlet is connected with a secondary air inlet buffer component; the third-stage air inlet is connected with a third-stage air inlet buffer assembly; the first-stage air outlet is connected with a first-stage exhaust buffer assembly; the second-stage air outlet is connected with a second-stage exhaust buffer assembly; the third-level air outlet is connected with a third-level exhaust buffer component.
Further, the first-stage cylinder body and the second-stage cylinder body both adopt air cooling structures with radiating fins.
The movable gas pipeline without the fixed basic compressor is arranged in the movable compressor and comprises a first-stage gas inlet pipeline, a first-stage gas outlet pipeline, a second-stage gas inlet pipeline, a second-stage gas outlet pipeline, a third-stage gas inlet pipeline, a third-stage gas outlet pipeline and an exhaust pipeline;
One end of the primary air inlet pipeline is connected with the air inlet, and the other end of the primary air inlet pipeline is connected with the primary air inlet buffer assembly; one end of the primary air outlet pipeline is connected with the primary air exhaust buffer assembly, and the other end of the primary air outlet pipeline is connected with the air cooler; one end of the secondary air inlet pipeline is connected with the air cooler, and the other end of the secondary air inlet pipeline is connected with the secondary air inlet buffer assembly; one end of the secondary air outlet pipeline is connected with the secondary air outlet buffer assembly, and the other end of the secondary air outlet pipeline is connected with the air cooler; one end of the three-stage air inlet pipeline is connected with the air cooler, the other end of the three-stage air inlet pipeline is connected with the three-stage air inlet buffer assembly, one end of the three-stage air outlet pipeline is connected with the three-stage air outlet buffer assembly, and the other end of the three-stage air outlet pipeline is connected with the air cooler; the exhaust pipeline is connected with the air cooler.
Further, the air inlet is also connected with a gas protection pipeline, and the tail end of the gas protection pipeline is connected with a PLC positive pressure ventilation.
Further, the tail end of the gas protection pipeline is also provided with a first cylinder nitrogen charging pipeline, a first-stage filling nitrogen charging pipeline, a second cylinder nitrogen charging pipeline and a second-third-stage filling nitrogen charging pipeline respectively; the first connecting cylinder nitrogen charging pipeline and the first-stage filling nitrogen charging pipeline are connected with the first connecting cylinder; the second connecting cylinder nitrogen charging pipeline and the two three-level filling nitrogen charging pipelines are connected with the second connecting cylinder; the first receiving cylinder is also connected with a first-stage filling nitrogen discharge pipeline and a first receiving cylinder nitrogen discharge pipeline; the second receiving cylinder is also connected with a two-three-level filling nitrogen discharge pipeline and a second receiving cylinder nitrogen discharge pipeline; the tail ends of the first-stage filling nitrogen discharge pipeline, the first receiving cylinder nitrogen discharge pipeline, the second-stage filling nitrogen discharge pipeline and the second receiving cylinder nitrogen discharge pipeline are all connected with a junction removal pipe.
Further, a low-pressure alarm device and a high-pressure alarm device are connected to the primary air inlet pipeline; the air outlet pipe is connected with a high-pressure alarm device; the secondary air inlet pipeline is connected with a high-pressure alarm device; the secondary air outlet pipe is connected with a high-pressure alarm device; the three-stage air inlet pipeline is connected with a high-pressure alarm device, and the three-stage air outlet pipeline is connected with a high-pressure alarm device.
A use method of a movable non-fixed basic compressor comprises the steps of using the movable compressor and a gas pipeline of the movable compressor;
A1: assembling a host; the host is hung on the bottom pry; when the host is installed, the level deviation of the host is not more than 0.05mm/m, when the level is measured, after the reading is measured by the level meter, the level meter is turned for 180 degrees at the original position and then measured again, and the two readings are in a specified range, and the average value of the two readings is taken as a measured value;
A2: a connecting pipeline; connecting the host machine with the auxiliary machine by utilizing a pipeline structure;
a3: an experiment compressor; the experimental compressor comprises a free running experiment, a load running experiment and an industrial running experiment;
the idle operation experiment comprises the following steps:
S1: the gas pipeline is not connected; the method comprises the steps of clicking a main motor for driving a host machine, and observing whether the rotation direction of the motor is correct or not; if the motor is correct, the next step is carried out, and if the motor is incorrect, the main motor needs to be checked;
S2: checking whether the cooling structure of the main engine cylinder body meets the requirement; checking the cleaning condition of the inner surface and the outer surface of the host; detecting the oil supply condition of the lubricating oil in the host and adjusting the working pressure of the lubricating oil; checking whether abnormal sound and vibration exist; checking the fastening condition of each component; it is checked whether the surfaces of the individual friction members are uniformly contacted.
S3: the gas pipeline is connected and the purging is carried out, and the purging is carried out for an unspecified time until the purging is clean;
the load operation experiment comprises the following steps:
the first step: the gas pipelines are all communicated and are gradually pressurized, and the final exhaust pressure is taken as the reference; gradually pressurizing, taking dry air or inert gas as a medium, and circulating in a gas pipeline in the main machine; replacing the gas in the gas pipeline with process gas;
And a second step of: after the pressure is increased to the rated value, the host machine has no abnormal phenomenon and continuously runs for 4 to 6 hours; and checking the machine when the machine is stopped, if no abnormal phenomenon exists, considering the compressor load test to be qualified, and otherwise, restarting the test.
Industrial run test: after the load test, the operation reliability of the machine is confirmed, the continuous operation time is accumulated for not less than 500 hours by taking industrial gas raw materials as media, and the compressor enters the production process flow.
Compared with the prior art, the invention has the following beneficial effects:
In the invention, the main machine, the auxiliary machine and the pipeline structure are all arranged on the bottom sled, and after the compressor is moved, a user can use the compressor by only carrying out a small amount of take-over work.
The bottom pry comprises a main beam, a main vertical beam, an auxiliary beam and an auxiliary vertical beam, wherein the main beam and the main vertical beam are connected to form a frame structure, and the auxiliary beam and the auxiliary vertical beam are arranged in the frame in a staggered manner; the bottom sled is fixedly connected with a first connecting seat and a second connecting seat, wherein the host is connected with the first connecting seat, and the air cooler is connected with the second connecting seat; lifting lugs are fixedly connected to the two sides of the bottom pry. Through this kind of design make the end sled just like a small-size basis, be furnished with the hoist and mount all around and use the lug, satisfy the equipment steady operation under the service condition that does not have the basis.
The cooling device adopts an air cooler, the cylinder body adopts an air cooling structure with radiating fins, and the filler adopts a special structure without a cooling water channel; the connecting pipe work can be reduced through the design, so that the compressor can be conveniently and quickly used after being moved.
Drawings
FIG. 1 is a schematic diagram of the internal structure of a host according to the present invention;
FIG. 2 is a schematic view of a bottom sled according to the present invention;
FIG. 3 is a schematic diagram of a gas line of the present invention.
The marks in the figure: 1-primary piston, 2-primary cylinder assembly, 3-primary packing, 4-primary oil wiper, 5-cross head, 6-connecting rod, 7-crankshaft, 8-primary body, 9-secondary oil wiper, 10-secondary packing, 11-tertiary air inlet, 12-secondary tertiary piston, 13-secondary air inlet, 14-secondary cylinder assembly, 15-secondary air outlet, 16-tertiary air outlet, 17-secondary receiving cylinder, 18-primary connecting cylinder, 19-bottom sled, 191-primary vertical beam, 192-primary cross beam, 193-secondary vertical beam, 194-secondary cross beam, 195-primary connecting seat, 196-secondary connecting seat, 197-lifting lug, 20-primary air inlet pipeline, 21-primary air outlet pipeline, 22-secondary air inlet pipeline, 23-secondary air outlet pipeline, 24-three-stage air inlet pipeline, 25-three-stage air outlet pipeline, 26-exhaust pipeline, 27-return air pipeline, 28-first-stage air inlet buffer component, 29-first-stage air outlet buffer component, 30-second-stage air inlet buffer component, 31-second-stage air outlet buffer component, 32-three-stage air inlet buffer component, 33-three-stage air outlet buffer component, 34-gas protection pipeline, 35-first-stage filler nitrogen charging pipeline, 36-first-stage filler nitrogen charging pipeline, 37-second-stage filler nitrogen charging pipeline, 38-second-stage filler nitrogen charging pipeline, 39-first-stage filler nitrogen discharging pipeline, 40-first-stage filler nitrogen discharging pipeline, 41-second-stage filler nitrogen discharging pipeline, 42-second-three-stage filler nitrogen discharging pipeline, 43-a collecting pipe and 44-an air cooler.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
A movable non-fixed basic compressor, as shown in figure 1, comprises a main machine, an auxiliary machine, a pipeline structure and an electric control part;
The main machine comprises a machine body 8, a crankshaft 7, a connecting rod 6, a cross head 5, a receiving cylinder, a cylinder, an oil wiper, a filler, a piston assembly, an air valve and the like; the crankshaft 7 is arranged in the middle of the machine body 8, and the connecting rods 6 are arranged on two sides of the crankshaft 7 and are connected with the cross heads 5; the cylinder comprises a primary cylinder body assembly 2 and a secondary cylinder body assembly 14; wherein, the primary cylinder body component 2 is provided with a primary air inlet and a primary air outlet; the secondary air inlet 13, the secondary air outlet, the tertiary air inlet 11 and the tertiary air outlet are arranged on the secondary and tertiary cylinder body assembly 14; the connecting cylinder assembly comprises a first connecting cylinder 18 and a second connecting cylinder 17 which are respectively connected to two sides of the machine body 8; the first-stage cylinder body assembly 2 is connected with a first connecting cylinder 18, and the second-stage cylinder body assembly 14 is connected with a second connecting cylinder 17; the oil wiper comprises a first oil wiper 4 and a second oil wiper 9, the first oil wiper 4 is arranged in a first receiving cylinder 18, and the second oil wiper 9 is arranged in a second receiving cylinder 17; the packing comprises a first-level packing 3 and a second-level packing 10; the first-level packing 3 is arranged in the first-level cylinder body, and the second-level packing 10 is arranged in the second-level cylinder body; the piston assembly comprises a primary piston 1 and a secondary piston 12; the first-stage piston 1 is arranged in the first-stage cylinder body, and the second-stage piston 12 is arranged in the second-stage cylinder body; the cross heads 5 on two sides are respectively connected with a first piston rod and a second piston rod, and the first piston rod sequentially passes through the first oil wiper 4 and the first-stage packing 3 and then is connected with the first-stage piston 1; the second piston rod sequentially passes through the second oil wiper 9 and the second three-stage packing 10 and then is connected with the second three-stage piston 12; the main machine formed by the multi-stage cylinder structure or the multi-stage cylinder structure has larger discharge capacity and higher pressure than the conventional movable compressor. The oil wiper in the host is used for preventing lubricating oil of the moving part from entering the cylinder, so that the cleanliness of gas is guaranteed, and the cylinder and the filler are oilless lubricated, so that the engine is more economical and environment-friendly.
Wherein, the crankshaft 7 and the connecting rod 6 are manufactured by 45 steel forgings, and the cross head 5 is manufactured by cast steel ZG 270-500. The crankshaft 7 has a two-crank structure, and the offset angle is 180 degrees. Oil holes are drilled from the main journal to the crank pin and used as lubricating oil channels of moving parts, and a lubricating connecting rod 6 is provided with a large head tile, a small head tile and a cross head 5 slideway. The connecting rod 6 is used for connecting the crankshaft 7 and the cross head 5, an oil hole from a big end to a small end is drilled at the core part of the rod body, the big end of the connecting rod 6 is split, and the small end lining is manufactured by using a tin bronze casting. The friction surface of the pin of the cross head 5 and the small-head bush is subjected to surface quenching treatment so as to improve the wear resistance. The oil wiper is used for scraping lubricating oil carried on the piston rod so as not to blow into the cylinder. The first-stage cylinder bodies are in a row, and the second-stage cylinder bodies are in an inverse extremely poor structure and in a row; the first-stage cylinder body and the second-stage cylinder body are both of an air cooling structure and are provided with fin structures, so that the cylinder can be well cooled. And the first-stage cylinder body and the second-stage cylinder body are respectively provided with an air inlet valve and an air outlet valve. The piston circumference is also provided with a piston ring for ensuring air tightness. The first-stage packing 3 is used for preventing gas in the first-stage cylinder body from leaking from between the piston rod and the cylinder, and the first-stage packing 3 is of an oil-free lubrication structure. The second-third-level packing 10 is used for preventing gas in the second-third-level cylinder body from leaking from between the piston rod and the cylinder, and the second-third-level packing 10 is of an oil-free lubrication structure.
The auxiliary machine comprises a bottom sled 19 and an air cooler 44, wherein the bottom sled 19 is used for installing a host machine, and the air cooler 44 is arranged on the bottom sled 19 and connected with the host machine; the bottom sled 19 comprises a main beam 192, a main vertical beam 191, an auxiliary beam 194 and an auxiliary vertical beam 193, wherein the main beam 192 and the main vertical beam 191 are connected to form a frame structure, and the auxiliary beam 194 and the auxiliary vertical beam 193 are arranged in the frame in a staggered manner; concrete mortar is poured into the main beam 192, the main vertical beam 191, the auxiliary beam 194 and the auxiliary vertical beam 193; the bottom sled 19 is fixedly connected with a first connecting seat 195 and a second connecting seat 196, wherein the host is connected with the first connecting seat 195, and the air cooler 44 is connected with the second connecting seat 196; lifting lugs 197 are fixedly connected to the two sides of the bottom sled 19. Through the design, the bottom sled 19 is just like a small foundation, lifting lugs 197 for lifting are arranged on the periphery, and the equipment is stable to operate under the use condition without the foundation. The movement of the compressor can be achieved by the bottom sled 19, and this structure of the bottom sled 19 can stably support the compressor, thus eliminating the need for a fixed support structure.
In a preferred embodiment, the host and the piping system are integrated on the base sled 19, and the host is placed horizontally on the base sled 19 with symmetrical balance such that the overall system vibrates less during operation.
The pipeline structure comprises a gas pipeline, a circulating oil pipeline and an instrument pipeline, wherein the gas pipeline is respectively connected with the machine body and the air cooler 44, the gas pipeline is used for supplying gas and exhausting gas, and the circulating oil pipeline structure is used for driving lubricating oil in an oil pool of the machine body 8 to a motion friction part and taking away heat; the instrument pipeline is used for detecting the inlet and outlet pressure and temperature of each level of gas and the pressure and temperature of lubricating oil, and simultaneously providing data for the electric control part. The host and the pipeline structure are integrated on the bottom sled 19. Wherein, the electrical control part includes the PLC control cabinet that sets up in the end sled 19 outside. The control system formed by the control cabinet collects quick and accurate response of various external control signals on site through various pressure and temperature signals, and processes, calculates and logically controls the control system in the PLC controller so that the system works stably; because the PLC is adopted for centralized control, the electrical circuit of the control cabinet is concise and clear, the maintenance and overhaul difficulty is reduced to a great extent, and the accident and fault rate are reduced to the minimum. The control cabinet also has the functions of parameter monitoring, alarm value setting, fault alarm and fault information display, and is very convenient to maintain.
Specifically, the PLC control cabinet is an explosion-proof PLC control cabinet, and switches such as QF1, QF2, QF3, QF4, QF5, QF6 and the like are arranged on the control cabinet, wherein QF1 is an explosion-proof positive pressure ventilation cabinet main loop switch, and QF5 is a control power switch. When the main machine and the auxiliary machine are required to operate, QF1 and QF2 auxiliary oil pump motors and QF3 air cooler motors are closed; QF4 oil station heater. The control power in the cabinet is supplied by air switches QF5 and QF6, when QF5 is closed, the SA1 power transfer switch on the panel of the control cabinet needs to be operated to throw to a position, and the cabinet is electrified; the QF6 is closed, and the working power supply of the PLC and the touch screen and the 24V control power supply can be connected. When the system is electrified, the PLC and the touch screen are automatically in an operation state, the touch screen can show a home page picture, the PLC is in a standby state, and the PLC executes the instruction according to a preset program after receiving the instruction as long as the related control instruction is sent out from the outside, so that the aim of control is fulfilled.
The operation flow of the control system of the control cabinet is as follows:
a1, firstly, ensuring that an external circuit has no fault;
A2, QF1, QF2, QF5 and QF6 are closed;
A3, displaying a home page picture on the touch screen;
A4, clicking system operation, and entering a system operation picture;
a5, checking whether the system parameters are normal;
A6, clicking to start the oil pump; the oil tank needs to be heated and started in winter;
A7, when the oil pressure reaches the starting pressure, the on-screen host computer allows the starting indicator lamp to light to indicate that the host computer can be started;
And A8, when a host stop button on the PLC cabinet is clicked, starting the host. And after clicking the host stop button, the host is stopped in a delayed manner.
The gas pipeline is a connecting channel of compressed gas and equipment in the compressor unit, and a return pipeline in the gas pipeline is used for facilitating starting, stopping and adjusting of the machine; the circulating oil pipeline means that the shaft head pump pumps oil in an oil pool of the machine body 8 to friction parts of a moving mechanism such as a main bearing, a big end bearing of a connecting rod 6, a small end copper sleeve, a slideway of a cross head 5 and the like, and then flows back to the machine body 8. The friction part of each motion mechanism is lubricated, and heat generated by friction is taken away, so that the machine can safely and normally run. The circulating oil should be clean lubricating oil, generally N100 machine oil is used, and the property of the lubricating oil should meet the specification of corresponding brands. The pressure of the circulating oil is 0.25-0.4Mpa, the oil supply temperature is 30-45 ℃ because the viscosity of the circulating oil can be reduced along with the temperature rise, so the oil pressure of the circulating oil can be higher at the initial stage of the cold machine start, if the oil pressure is higher than 0.6Mpa, the pressure of the circulating oil can be regulated to 0.4-0.5Mpa by regulating the pressure regulating knob below the oil pump, the oil pressure can be gradually reduced to normal working pressure along with the gradual rise of the temperature, and if the oil pressure is lower than 0.25Mpa, the pressure of the circulating oil can be regulated to 0.25-0.4Mpa by regulating the pressure regulating knob below the oil pump. The instrument pipeline comprises a whole set of instruments and pipelines for detecting the inlet and outlet pressure, the temperature, the lubricating oil pressure and the temperature of each level of gas, the pressure gauge pipeline is connected with the field explosion-proof cabinet, the pressure gauge pipeline is provided with a stop valve, the stop valve must be opened before the machine operates, the stop valve cannot be closed after non-overhaul, and the temperature pipeline is connected with the instrument cabinet in the control room.
In addition, in order to ensure the normal operation of the compressor, a series of self-control interlocking protection devices are arranged besides the safety valve, and when the compressor is in a dangerous condition, an audible and visual alarm signal can be automatically sent out or the compressor can be automatically stopped.
In a preferred embodiment, as shown in FIG. 3, a primary air intake is coupled to a primary air intake damper assembly 28; the secondary air inlet 13 is connected with a secondary air inlet buffer assembly 30; the three-stage air inlet 11 is connected with a three-stage air inlet buffer assembly 32; the primary air outlet is connected with a primary exhaust buffer assembly 29; the secondary air outlet is connected with a secondary exhaust buffer assembly 31; a tertiary exhaust buffer assembly 33 is connected to the tertiary air outlet.
Wherein, the first-stage air intake buffer assembly 28, the second-stage air intake buffer assembly 30, the third-stage air intake buffer assembly 32, the first-stage exhaust buffer assembly 29, the second-stage exhaust buffer assembly 31 and the third-stage exhaust buffer assembly 33 are all used for reducing impact and protecting the internal components of the compressor from damage; the flow rate of the gas entering or exiting the compressor can be more stable and uniform, and the running efficiency and stability of the compressor can be improved.
In a preferred embodiment, the primary cylinder and the secondary cylinder are both air-cooled with heat dissipation fins. The primary cylinder body and the secondary cylinder body both adopt air cooling structures with radiating fins, so that the structure can effectively improve radiating efficiency, reduce working temperature, prolong service life of equipment, ensure normal operation of the equipment and reduce maintenance cost. And the adoption of the structure does not need to be connected with cooling circulating water, reduces the work of connecting pipes, and is beneficial to the quick operation of the on-site compressor after moving. In addition, the air cooling structures with the radiating fins are adopted for the first-stage cylinder body and the second-stage cylinder body, and the heat of each cylinder body can be forcedly taken away by the air exhausted by the air cooler fan, so that a better radiating effect is achieved, and the radiating efficiency is higher relative to the natural air flow.
The compressor disclosed by the invention is free of circulating water, and the compressor is totally cooled by air to dissipate heat, so that the compressor can be used in outdoor anhydrous areas, and the applicability of the compressor is improved. Meanwhile, as the circulating water heat dissipation structure is not adopted, a circulating water pipeline is not required to be connected during installation, and the installation efficiency can be improved.
The gas pipeline of the movable non-fixed basic compressor, as shown in fig. 3, is arranged in the movable compressor and comprises a primary gas inlet pipeline 20, a primary gas outlet pipeline 21, a secondary gas inlet pipeline 22, a secondary gas outlet pipeline 23, a tertiary gas inlet pipeline 24, a tertiary gas outlet pipeline 25 and a gas outlet pipeline 26;
Wherein one end of the primary air intake pipeline 20 is connected with the air inlet, and the other end is connected with the primary air intake buffer assembly 28; one end of the primary air outlet pipeline 21 is connected with the primary air exhaust buffer assembly 29, and the other end of the primary air outlet pipeline is connected with the air cooler 44; one end of the secondary air inlet pipeline 22 is connected with the air cooler 44, and the other end is connected with the secondary air inlet buffer assembly 30; one end of the secondary air outlet pipeline 23 is connected with the secondary air outlet buffer assembly 31, and the other end is connected with the air cooler 44; one end of the three-stage air inlet pipeline 24 is connected with the air cooler 44, the other end of the three-stage air inlet pipeline is connected with the three-stage air inlet buffer assembly 32, one end of the three-stage air outlet pipeline 25 is connected with the three-stage air outlet buffer assembly 33, and the other end of the three-stage air outlet pipeline is connected with the air cooler 44; the exhaust line 26 is connected to an air cooler 44. The exhaust line 26 is connected to an air return line 27, and the air return line 27 is connected to an air intake line. Further preferably, the air inlet is also connected with a gas protection pipeline 34, and the tail end of the gas protection pipeline 34 is connected with the PLC positive pressure ventilation. Further optimally, the tail end of the gas protection pipeline 34 is also provided with a first cylinder nitrogen charging pipeline 35, a first-stage filling nitrogen charging pipeline 36, a second cylinder nitrogen charging pipeline 37 and a second-stage filling nitrogen charging pipeline 38 respectively; the first receiving cylinder nitrogen charging pipeline 35 and the first-stage filling nitrogen charging pipeline 36 are connected with the first receiving cylinder 18; the second connecting cylinder nitrogen charging pipeline 37 and the two three-level filling nitrogen charging pipeline 38 are connected with the second connecting cylinder 17; the first receiving cylinder 18 is also connected with a first-stage filling nitrogen discharge pipeline 40 and a first receiving cylinder nitrogen discharge pipeline 39; the second receiving cylinder 17 is also connected with a second three-level filling nitrogen discharge pipeline 42 and a second receiving cylinder nitrogen discharge pipeline 41; the tail ends of the first-stage filling nitrogen discharge pipeline 40, the first-stage receiving cylinder nitrogen discharge pipeline 39, the second-stage filling nitrogen discharge pipeline 42 and the second-stage receiving cylinder nitrogen discharge pipeline 41 are all connected with a scavenging main pipe 43, the scavenging main pipe 43 is connected with the first-stage air inlet pipeline 20, and air return is facilitated
During operation, the process gas nitrogen enters the first-stage air inlet pipeline 20 from the air inlet, then enters the first-stage air cylinder through the first-stage air inlet buffer assembly 28, the nitrogen entering the first-stage air cylinder enters the first-stage air outlet pipeline 21 from the first-stage air outlet buffer assembly 29 after being pressurized by the first-stage piston 1, then enters the air cooler 44 through the first-stage air outlet pipeline 21, the air cooler 44 cools the pressurized nitrogen, the cooled pressurized nitrogen enters the second-stage air inlet pipeline 22 from the air cooler 44 and then enters the second-stage air inlet buffer assembly 30 to the middle cover side of the second-stage air cylinder, namely the second-stage working cavity, the second-stage piston 12 in the second-stage air cylinder further pressurizes the pressurized nitrogen, the pressurized nitrogen enters the second-stage air outlet pipeline 23 through the second-stage air outlet buffer assembly 31, the further pressurized nitrogen is obtained to be cooled from the second-stage air outlet pipeline 23, the cooled nitrogen enters the third-stage air inlet pipeline 24 again enters the shaft side of the second-stage air inlet buffer assembly 32, namely the third-stage working cavity, the second-stage air inlet buffer assembly enters the final-stage air outlet pipeline 26 through the second-stage air outlet pipeline 26, and finally enters the third-stage air outlet pipeline 26 through the final pressurizing device, and finally enters the third-stage air outlet pipeline 26 through the second-stage air outlet pipeline 26. The pressure of the nitrogen can be ensured to be increased to the required pressure through repeated pressurization and cooling. Meanwhile, the cooling device adopts the air cooler 44, circulating water is not required to be connected, and the work of connecting pipes can be reduced after the compressor is moved, so that the compressor can be quickly put into operation after being moved. The gas protection pipeline 34 is used for providing protection gas for the receiving cylinder and the filler and simultaneously providing protection gas for the positive pressure ventilation cabinet of the PLC.
In a preferred embodiment, the primary air intake conduit 20 is connected with a low pressure warning device and a high pressure warning device; the primary air outlet pipeline 21 is connected with a high-pressure alarm device; the secondary air inlet pipeline 22 is connected with a high-pressure alarm device; the secondary air outlet pipeline 23 is connected with a high-pressure alarm device; the three-stage air inlet pipeline 24 is connected with a high-pressure alarm device, and the three-stage air outlet pipeline 25 is connected with a high-pressure alarm device.
It should be noted that each stage of outlet pipeline is equipped with a safety valve, and the safety valve automatically jumps after the working pressure exceeds the allowable value, so as to protect the safe operation of the equipment.
A use method of a movable non-fixed basic compressor comprises the steps of using the movable compressor and a gas pipeline of the movable compressor;
A1: assembling a host; the host is hung on the bottom sled 19; when the host is installed, the level deviation of the host is not more than 0.05mm/m, and when the level is measured, after the level is measured, the level is turned for 180 degrees at the original position and then measured again, and the readings of the two times are both in a specified range, and the average value of the two readings is taken as a measured value;
Specifically, when the host is assembled, the connecting rod 6 and the cross head 5 are assembled and then integrally put into the slideway of the machine body 8, and then the big end of the connecting rod 6 is connected with the crank pin. The bolts of the connecting rod 6 should be sufficiently pre-tensioned when being screwed. After the transmission mechanism is installed, the crankshaft 7 is rotated, all the parts should move flexibly, and the friction parts should be contacted evenly.
A2: a connecting pipeline; connecting the host machine with the auxiliary machine by utilizing a pipeline structure;
a3: an experiment compressor; the experimental compressor comprises a free running experiment, a load running experiment and an industrial running experiment;
the idle operation experiment comprises the following steps:
S1: the gas pipeline is not connected; the method comprises the steps of clicking a main motor for driving a host machine, and observing whether the rotation direction of the motor is correct or not; if the motor is correct, the next step is carried out, and if the motor is incorrect, the main motor needs to be checked;
S2: checking whether the cooling structure of the main engine cylinder body meets the requirement; checking the cleaning condition of the inner surface and the outer surface of the host; detecting the oil supply condition of the lubricating oil in the host and adjusting the working pressure of the lubricating oil; checking whether abnormal sound and vibration exist; checking the fastening condition of each component; it is checked whether the surfaces of the individual friction members are uniformly contacted.
S3: the gas pipeline is connected and the purging is carried out, and the purging is carried out for an unspecified time until the purging is clean;
the load operation experiment comprises the following steps:
the first step: the gas pipelines are all communicated and are gradually pressurized, and the final exhaust pressure is taken as the reference; gradually pressurizing, taking dry air or inert gas as a medium, and circulating in a gas pipeline in the main machine; replacing the gas in the gas pipeline with process gas;
And a second step of: after the pressure is increased to the rated value, the host machine has no abnormal phenomenon and continuously runs for 4 to 6 hours; and checking the machine when the machine is stopped, if no abnormal phenomenon exists, considering the compressor load test to be qualified, and otherwise, restarting the test.
Industrial run test: after the load test, the operation reliability of the machine is confirmed, the continuous operation time is accumulated for not less than 500 hours by taking industrial gas raw materials as media, and the compressor enters the production process flow.
In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A movable, non-stationary base compressor, characterized by: comprises a main machine, an auxiliary machine, a pipeline structure and an electrical control part;
The main machine comprises a machine body (8), a crankshaft (7), a connecting rod (6), a cross head (5), a receiving cylinder, a cylinder, an oil wiper, a filler, a piston assembly and an air valve; the crankshaft (7) is arranged in the middle of the machine body (8), and the connecting rods (6) are arranged on two sides of the crankshaft (7) and are connected with the cross heads (5); the air cylinder comprises a first-stage cylinder body assembly (2) and a second-stage cylinder body assembly (14); wherein, the primary cylinder body assembly (2) is provided with a primary air inlet and a primary air outlet; the secondary air inlet (13), the secondary air outlet, the tertiary air inlet (11) and the tertiary air outlet are arranged on the secondary and tertiary cylinder body assembly (14); the connecting cylinder assembly comprises a first connecting cylinder (18) and a second connecting cylinder (17) which are respectively connected to two sides of the machine body (8); the first-stage cylinder body assembly (2) is connected with the first connecting cylinder (18), and the second-stage cylinder body assembly (14) is connected with the second connecting cylinder (17); the oil wiper comprises a first oil wiper (4) and a second oil wiper (9), the first oil wiper (4) is arranged in a first receiving cylinder (18), and the second oil wiper (9) is arranged in a second receiving cylinder (17); the filler comprises a first-level filler (3) and a second-level filler (10); the first-level packing (3) is arranged in the first-level cylinder body, and the second-level packing (10) is arranged in the second-level cylinder body; the piston assembly comprises a primary piston (1) and a secondary piston (12); the first-stage piston (1) is arranged in the first-stage cylinder body, and the second-stage piston (12) is arranged in the second-stage cylinder body; the cross heads (5) on two sides are respectively connected with a first piston rod and a second piston rod, and the first piston rod sequentially penetrates through the first oil wiper (4) and the first-stage packing (3) and then is connected with the first-stage piston (1); the second piston rod sequentially passes through the second oil wiper (9) and the second three-stage packing (10) and then is connected with the second three-stage piston (12);
The auxiliary machine comprises a bottom sled (19) and an air cooler (44), wherein the air cooler (44) is arranged on the bottom sled (19) and is connected with the main machine; the bottom sled (19) comprises a main beam (192), a main vertical beam (191), an auxiliary beam (194) and an auxiliary vertical beam (193), wherein the main beam (192) and the main vertical beam (191) are connected to form a frame structure, and the auxiliary beam (194) and the auxiliary vertical beam (193) are arranged in the frame in a staggered manner; concrete mortar is poured into the main beam (192), the main vertical beam (191), the auxiliary beam (194) and the auxiliary vertical beam (193); the bottom sled (19) is fixedly connected with a first connecting seat (195) and a second connecting seat (196), wherein the host is connected with the first connecting seat (195), and the air cooler (44) is connected with the second connecting seat (196); lifting lugs (197) are fixedly connected to the two sides of the bottom sled (19); the host is horizontally placed on the bottom pry (19) and has symmetrical balance;
the pipeline structure comprises a gas pipeline, a circulating oil pipeline and an instrument pipeline, wherein the gas pipeline is respectively connected with the machine body and the air cooler (44) and is used for supplying gas and exhausting gas; the circulating oil pipeline structure is used for pumping lubricating oil in an oil pool of the machine body (8) to a motion friction part and taking away heat; the circulating oil pipeline structure is connected with the air cooler (44), and the heat of the circulating oil pipeline structure is dissipated through the air cooler (44); the instrument pipeline is used for detecting the inlet and outlet pressure and temperature of each level of gas and the pressure and temperature of lubricating oil; the host and the pipeline structure are integrated on the bottom sled (19).
2. A mobile, non-stationary base compressor as set forth in claim 1, wherein: the primary air inlet is connected with a primary air inlet buffer assembly (28); the secondary air inlet (13) is connected with a secondary air inlet buffer assembly (30); the three-stage air inlet (11) is connected with a three-stage air inlet buffer assembly (32); the first-stage air outlet is connected with a first-stage exhaust buffer assembly (29); the secondary air outlet is connected with a secondary exhaust buffer assembly (31); the third-stage air outlet is connected with a third-stage exhaust buffer assembly (33).
3. A mobile, non-stationary base compressor as set forth in claim 1, wherein: the first-stage cylinder body and the second-stage cylinder body both adopt air cooling structures with radiating fins.
4. A gas line of a mobile, non-stationary base compressor, provided in a mobile compressor according to any one of claims 1-3, characterized in that: the device comprises a primary air inlet pipeline (20), a primary air outlet pipeline (21), a secondary air inlet pipeline (22), a secondary air outlet pipeline (23), a tertiary air inlet pipeline (24), a tertiary air outlet pipeline (25) and an exhaust pipeline (26);
One end of the primary air inlet pipeline (20) is connected with the air inlet, and the other end of the primary air inlet pipeline is connected with the primary air inlet buffer assembly (28); one end of the primary air outlet pipeline (21) is connected with the primary air exhaust buffer assembly (29), and the other end of the primary air outlet pipeline is connected with the air cooler (44); one end of the secondary air inlet pipeline (22) is connected with the air cooler (44), and the other end is connected with the secondary air inlet buffer assembly (30); one end of the secondary air outlet pipeline (23) is connected with the secondary air outlet buffer assembly (31), and the other end is connected with the air cooler (44); one end of a three-stage air inlet pipeline (24) is connected with an air cooler (44), the other end of the three-stage air inlet pipeline is connected with a three-stage air inlet buffer assembly (32), one end of a three-stage air outlet pipeline (25) is connected with a three-stage air outlet buffer assembly (33), and the other end of the three-stage air outlet pipeline is connected with the air cooler (44); the exhaust line (26) is connected to an air cooler (44).
5. A gas line for a mobile, non-stationary base compressor as set forth in claim 4, wherein: the air inlet is also connected with a gas protection pipeline (34), and the gas protection pipeline (34) is used for providing protection gas for the connecting cylinder and the filler and simultaneously providing protection gas for the PLC positive pressure ventilation cabinet.
6. A gas line for a mobile, non-stationary base compressor as set forth in claim 5, wherein: the tail end of the gas protection pipeline (34) is also respectively provided with a first cylinder nitrogen charging pipeline (35), a first-stage filling nitrogen charging pipeline (36), a second cylinder nitrogen charging pipeline (37) and a second-third-stage filling nitrogen charging pipeline (38); the first connecting cylinder nitrogen charging pipeline (35) and the first-stage filling nitrogen charging pipeline (36) are connected with the first connecting cylinder (18); the second connecting cylinder nitrogen charging pipeline (37) and the two three-level filling nitrogen charging pipeline (38) are connected with the second connecting cylinder (17); the first receiving cylinder (18) is also connected with a first-stage filling nitrogen discharge pipeline (40) and a first receiving cylinder nitrogen discharge pipeline (39); the second connecting cylinder (17) is also connected with a two-level filling nitrogen discharge pipeline (42) and a second connecting cylinder nitrogen discharge pipeline (41); the tail ends of the first-stage filling nitrogen discharge pipeline (40), the first-stage receiving cylinder nitrogen discharge pipeline (39), the second-stage filling nitrogen discharge pipeline (42) and the second-stage receiving cylinder nitrogen discharge pipeline (41) are all connected with a scavenging main pipe (43).
7. A gas line for a mobile, non-stationary base compressor as set forth in claim 4, wherein: the primary air inlet pipeline (20) is connected with a low-pressure alarm device and a high-pressure alarm device; the air outlet pipe is connected with a high-pressure alarm device; the secondary air inlet pipeline (22) is connected with a high-pressure alarm device; the secondary air outlet pipeline (23) is connected with a high-pressure alarm device; the three-stage air inlet pipeline (24) is connected with a high-pressure alarm device, and the three-stage air outlet pipeline (25) is connected with a high-pressure alarm device.
8. A method of using a mobile, non-stationary base compressor, comprising using the mobile compressor of any one of claims 1-3 and the gas line of the mobile compressor of any one of claims 4-7, characterized by: the using method comprises the following steps of;
A1: assembling a host; the host is hung on a bottom pry (19); when the host is installed, the level deviation of the host is not more than 0.05mm/m, when the level is measured, after the reading is measured by the level meter, the level meter is turned for 180 degrees at the original position and then measured again, and the two readings are in a specified range, and the average value of the two readings is taken as a measured value;
A2: a connecting pipeline; connecting the host machine with the auxiliary machine by utilizing a pipeline structure;
a3: an experiment compressor; the experimental compressor comprises a free running experiment, a load running experiment and an industrial running experiment;
the idle operation experiment comprises the following steps:
S1: the gas pipeline is not connected; the method comprises the steps of clicking a main motor for driving a host machine, and observing whether the rotation direction of the motor is correct or not; if the motor is correct, the next step is carried out, and if the motor is incorrect, the main motor needs to be checked;
s2: checking whether the cooling structure of the main engine cylinder body meets the requirement; checking the cleaning condition of the inner surface and the outer surface of the host; detecting the oil supply condition of the lubricating oil in the host and adjusting the working pressure of the lubricating oil; checking whether abnormal sound and vibration exist; checking the fastening condition of each component; checking whether the surfaces of the friction parts are uniformly contacted;
S3: the gas pipeline is connected and the purging is carried out, and the purging is carried out for an unspecified time until the purging is clean;
the load operation experiment comprises the following steps:
the first step: the gas pipelines are all communicated and are gradually pressurized, and the final exhaust pressure is taken as the reference; gradually pressurizing, taking dry air or inert gas as a medium, and circulating in a gas pipeline in the main machine; replacing the gas in the gas pipeline with process gas;
and a second step of: after the pressure is increased to the rated value, the host machine has no abnormal phenomenon and continuously runs for 4 to 6 hours; checking the machine when the machine is stopped, if no abnormal phenomenon exists, considering that the load test of the compressor is qualified, otherwise, restarting the test;
Industrial run test: after the load test, the operation reliability of the machine is confirmed, the continuous operation time is accumulated for not less than 500 hours by taking industrial gas raw materials as media, and the compressor enters the production process flow.
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| CN202410489613.XA CN118188411A (en) | 2024-04-23 | 2024-04-23 | Movable does not have fixed basic compressor |
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| KR19990044752A (en) * | 1998-06-11 | 1999-06-25 | 김만수 | Air compressor |
| US20130149173A1 (en) * | 2010-08-17 | 2013-06-13 | Ateliers Francois | Multistage compressors for pet bottle blowing processes |
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