CN203081685U - Double-cylinder double-acting linear reciprocating air compressor - Google Patents
Double-cylinder double-acting linear reciprocating air compressor Download PDFInfo
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- CN203081685U CN203081685U CN 201320048418 CN201320048418U CN203081685U CN 203081685 U CN203081685 U CN 203081685U CN 201320048418 CN201320048418 CN 201320048418 CN 201320048418 U CN201320048418 U CN 201320048418U CN 203081685 U CN203081685 U CN 203081685U
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Abstract
The utility model belongs to the technical field of air compressors and relates to a double-cylinder double-acting linear reciprocating air compressor. Two double-acting air cylinders are symmetrically arranged at two sides of a crankcase, pistons in the double-acting air cylinders are fixedly connected through a piston rod, one end of a connecting rod is connected with the piston rod in a hinged mode, the other end of the connecting rod is connected with a crankshaft in a hinged mode, valve plate assemblies are respectively arranged at the upper end and the lower end of each double-acting air cylinder, an air cylinder cover is arranged outside each valve plate assembly arranged on the outer side of each double-acting air cylinder, an air inlet through hole and an air exhaust through hole are respectively formed in each valve plate assembly, an air inlet valve is arranged on the air inlet through hole and an air exhaust valve is arranged on the air exhaust through hole, and an air inlet and an air outlet which are respectively communicated with the air inlet valve and the air exhaust valve are formed in the side wall of each double-acting air cylinder. The double-cylinder double-acting linear reciprocating air compressor has the advantages of being simple in structure, small in size, high in supercharging efficiency, low in noise, convenient to maintain and use, long in service life, and applicable to various air compressors.
Description
Technical field
The utility model belongs to the air compressor technical field, refers in particular to a kind of double cylinder double acting linear reciprocating air compressor.
Background technique
At present, it is a kind of with supercharging air and pump into equipment in the steam outlet pipe that air compressor is called for short air compressor, the structure of existing air compressor is numerous, single-acting form and double-action form that single cylinder or multi-cylinder are arranged, obtain little, in light weight, the supercharging efficient height of volume of the double-action form of multi-cylinder for single cylinder, become the new lover of air compressor, but, the structure of the disclosed several double-action air compressors of double-action air compressor patent that prior art relates to, its main deficiency is: the one, and complex structure, the cost of production height uses inconvenient maintenance; The 2nd, porting is provided with the reasonable inadequately of too many or the setting of porting position, makes that the peripheral hardware conduit is many, causes principal fault because of reasons such as connection, collisions easily; The 3rd, the straight line motion that converts piston to that connecting rod moves by the amplitude of oscillation, and can not realize directly that connecting rod and piston do reciprocating linear motion, and cause the energy consumption loss big, component wear is fast, and working life is short.
Summary of the invention
The purpose of this utility model provide a kind of simple in structure, intake and exhaust channel is reasonable in design, the double cylinder double acting linear reciprocating air compressor of long service life.
The purpose of this utility model is achieved in that
Double cylinder double acting linear reciprocating air compressor comprises power, crankcase and bent axle; The bent axle that power drives stretches in the crankcase, the bilateral symmetry of described crankcase is provided with the double-acting cylinder of two deads in line, two interior pistons of double-acting cylinder are fixedly connected into integral structure by a piston rod, one end of connecting rod is hinged on the piston rod, the other end is hinged on the described bent axle, the rotation of bent axle is by connecting rod driven plunger and piston rod straight reciprocating motion, the upper and lower end of each double-acting cylinder is provided with valve board assembly, the valve board assembly in each double-acting cylinder outside is outside equipped with cylinder head, be provided with the air inlet through hole and the exhaust hole that are communicated with the double-acting cylinder inner chamber on the valve board assembly, each air inlet through hole is provided with air intake valve, each exhaust hole is provided with drain tap, be provided with suction port and relief opening on the sidewall of each double-acting cylinder, each suction port is communicated with air intake valve on all valve board assembly by the inner passage, and each relief opening is communicated with drain tap on all valve board assembly by the inner passage.
Two above-mentioned double-acting cylinders are on same axis, and the mechanism that drives these two double-acting cylinders is a straight-line motion mechanism.
All be divided into active chamber and following active chamber in each above-mentioned double-acting cylinder by piston; Active chamber up and down in a working stroke in each double-acting cylinder is worked simultaneously: when last active chamber exhaust, following active chamber is air-breathing; When last active chamber is air-breathing, following active chamber exhaust.
Above-mentioned suction port and relief opening are symmetricly set on the sidewall both sides of double-acting cylinder.
Above-mentioned air intake valve and drain tap are the chip one-way valve.
Above-mentioned connecting rod and the bearing pin that is fixed on the piston rod are hinged, between connecting rod and the bearing pin, be provided with the bearing of the power of reducing friction and noise between connecting rod and the bent axle.
Be provided with guide sleeve on the external cylindrical surface of the valve board assembly of above-mentioned piston and inboard.
The utility model gives prominence to compared to existing technology and beneficial technical effects is:
1, cylinder of the present utility model is all on same axis, and the mechanism that drives these two cylinders is a straight-line motion mechanism.
2, all be furnished with two active chambers in each cylinder of the present utility model: be divided into active chamber and following active chamber by piston; Active chamber up and down in a working stroke in each cylinder is worked simultaneously: when last active chamber exhaust, following active chamber is air-breathing; When last active chamber is air-breathing, following active chamber exhaust.
3, sidewall one side air inlet, opposite side exhaust from double-acting cylinder of the present utility model, and pass through the inner passage or/and conduit is communicated with air inlet and exhaust valve, its channels designs is reasonable, simple, and rate of fault is few.
2, double-acting cylinder of the present utility model adopts and is symmetrical arranged, two interior pistons of double-acting cylinder are fixedly connected into integral structure by a piston rod, two double-acting cylinders are to the mutual straight-line guidance of the piston of integral structure, form the linear reciprocating motion structure, piston is little to the side direction active force of cylinder, the friction of kinematic pair is little, noise is little, long service life.
3, of the present utility model simple in structure, volume is little, supercharging efficient height, is applicable to various types of air compressors.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1:
Double cylinder double acting linear reciprocating air compressor comprises power, crankcase and bent axle 15; The bent axle that the main shaft 16 of power drives stretches in the crankcase, the bilateral symmetry of described crankcase is provided with the double-acting cylinder 12 of two deads in line, two double-acting cylinder 12 interior pistons 24 are fixedly connected into integral structure by a piston rod 19, one end of connecting rod 14 is hinged on the piston rod 19, the other end is hinged on the described bent axle 15, the rotation of bent axle 15 is by connecting rod 14 driven plunger 23 and piston rod 19 straight reciprocating motions, the upper and lower end of each double-acting cylinder 12 is provided with valve board assembly 11,22, the valve board assembly 11 in each double-acting cylinder 12 outside is outside equipped with the cylinder head 10 that has radiating fin, the valve board assembly 22 outer cylinder head 21 that have copper sleeve 18 that are provided with of each double-acting cylinder 12 inboard, valve board assembly 11, be provided with the air inlet through hole 28 and the exhaust hole 25 that are communicated with double-acting cylinder 12 inner chambers 17 on 21, each air inlet through hole 28 is provided with air intake valve 27, each exhaust hole 25 is provided with drain tap 26, be provided with suction port 13 and relief opening 23 on the sidewall of each double-acting cylinder 12, each suction port 13 is by inner passage 29 and all valve board assemblies 11, air intake valve 27 on 22 is communicated with, and each relief opening 23 is by all valve board assemblies 11 in inner passage 29, drain tap 26 on 22 is communicated with.
Above-mentioned power mainshaft 16 drives the implementation procedure of bent axle 15: can be that power mainshaft 16 is by belt (comprising synchronous band) driving mechanism or gear drive or chain wheel driving mechanism driving bent axle 15.The main shaft 16 that can certainly be power is connected with bent axle 15 by coupling, and the main shaft 16 that also can be power is integral structure with bent axle 15 and then directly drives bent axle 15 that the rotating drive bent axle 15 of the main shaft 16 of power rotates.
Two above-mentioned double-acting cylinders 12 are on same axis, and the mechanism that drives these two double-acting cylinders 12 is a straight-line motion mechanism.
All be divided into active chamber and following active chamber in each above-mentioned double-acting cylinder 12 by piston 24; Active chamber up and down in a working stroke in each double-acting cylinder 12 is worked simultaneously: when last active chamber exhaust, following active chamber is air-breathing; When last active chamber is air-breathing, following active chamber exhaust.
Above-mentioned suction port 13 and relief opening 23 are symmetricly set on the sidewall both sides of double-acting cylinder 12, are convenient to install and maintenance.
Above-mentioned air intake valve 27 and drain tap 26 are the chip one-way valve, and be in light weight, simple in structure.
Above-mentioned connecting rod 14 is hinged with the bearing pin 20 that is fixed on the piston rod 19, between connecting rod 14 and the bearing pin 20, be provided with the bearing 32 of the power of reducing friction and noise between connecting rod 14 and the bent axle 15.
Be provided with guide sleeve 30 on the external cylindrical surface of the valve board assembly 22 of above-mentioned piston 24 and inboard, to keep the straight reciprocating motion of piston.
Above-mentioned piston rod 19 is connected on the piston 24 by retaining screw 33, is furnished with seal ring 31 between piston rod 19 and the inboard valve board assembly 22, to guarantee the sealing of active chamber.
Above-mentioned suction port 13 is provided with air filter, with the dust impurity in the filtered air, produces the pressurized gas of cleaning.
The foregoing description is preferred embodiment of the present utility model only, is not to limit protection domain of the present utility model according to this, so: all equivalences of doing according to structure of the present utility model, shape, principle change, and all should be covered by within the protection domain of the present utility model.
Claims (7)
1. double cylinder double acting linear reciprocating air compressor comprises power, crankcase and bent axle; The bent axle that power drives stretches in the crankcase, it is characterized in that: the bilateral symmetry of described crankcase is provided with the double-acting cylinder of two deads in line, two interior pistons of double-acting cylinder are fixedly connected into integral structure by a piston rod, one end of connecting rod is hinged on the piston rod, the other end is hinged on the described bent axle, the rotation of bent axle is done straight reciprocating motion by connecting rod driven plunger and piston rod, the upper and lower end of each double-acting cylinder is provided with valve board assembly, the valve board assembly in each double-acting cylinder outside is outside equipped with cylinder head, be provided with the air inlet through hole and the exhaust hole that are communicated with the double-acting cylinder inner chamber on the valve board assembly, each air inlet through hole is provided with air intake valve, each exhaust hole is provided with drain tap, be provided with suction port and relief opening on the sidewall of each double-acting cylinder, each suction port is communicated with air intake valve on all valve board assembly by the inner passage, and each relief opening is communicated with drain tap on all valve board assembly by the inner passage.
2. double cylinder double acting linear reciprocating air compressor according to claim 1 is characterized in that: described two double-acting cylinders are on same axis, and the mechanism that drives these two double-acting cylinders is a straight-line motion mechanism.
3. double cylinder double acting linear reciprocating air compressor according to claim 1 is characterized in that: all be divided into active chamber and following active chamber by piston in described each double-acting cylinder; Active chamber up and down in a working stroke in each double-acting cylinder is worked simultaneously: when last active chamber exhaust, following active chamber is air-breathing; When last active chamber is air-breathing, following active chamber exhaust.
4. double cylinder double acting linear reciprocating air compressor according to claim 1 is characterized in that: described suction port and relief opening are symmetricly set on the sidewall both sides of double-acting cylinder.
5. double cylinder double acting linear reciprocating air compressor according to claim 1, it is characterized in that: described air intake valve and drain tap are the chip one-way valve.
6. double cylinder double acting linear reciprocating air compressor according to claim 1 is characterized in that: described connecting rod and the bearing pin that is fixed on the piston rod are hinged, between connecting rod and the bearing pin, be provided with the bearing of the power of reducing friction and noise between connecting rod and the bent axle.
7. double cylinder double acting linear reciprocating air compressor according to claim 1 is characterized in that: be provided with guide sleeve on the external cylindrical surface of the valve board assembly of described piston and inboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320048418 CN203081685U (en) | 2013-01-27 | 2013-01-27 | Double-cylinder double-acting linear reciprocating air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320048418 CN203081685U (en) | 2013-01-27 | 2013-01-27 | Double-cylinder double-acting linear reciprocating air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203081685U true CN203081685U (en) | 2013-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320048418 Expired - Fee Related CN203081685U (en) | 2013-01-27 | 2013-01-27 | Double-cylinder double-acting linear reciprocating air compressor |
Country Status (1)
| Country | Link |
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| CN (1) | CN203081685U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018072678A1 (en) * | 2016-10-20 | 2018-04-26 | 上海汽车集团股份有限公司 | Piston-type air compressor, air supply system, and vehicle |
| CN110259501A (en) * | 2019-06-28 | 2019-09-20 | 衢州东太环保科技有限公司 | A kind of gas-solid chromatograph separator box of air-isolation |
-
2013
- 2013-01-27 CN CN 201320048418 patent/CN203081685U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018072678A1 (en) * | 2016-10-20 | 2018-04-26 | 上海汽车集团股份有限公司 | Piston-type air compressor, air supply system, and vehicle |
| CN110259501A (en) * | 2019-06-28 | 2019-09-20 | 衢州东太环保科技有限公司 | A kind of gas-solid chromatograph separator box of air-isolation |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20150127 |
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| EXPY | Termination of patent right or utility model |