CN114275489A - Low-dust automatic belt purging system and automatic purging method - Google Patents
Low-dust automatic belt purging system and automatic purging method Download PDFInfo
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- CN114275489A CN114275489A CN202111551690.6A CN202111551690A CN114275489A CN 114275489 A CN114275489 A CN 114275489A CN 202111551690 A CN202111551690 A CN 202111551690A CN 114275489 A CN114275489 A CN 114275489A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The invention discloses a low-dust belt automatic purging system and an automatic purging method, belonging to the field of belt cleaning devices, wherein the purging system comprises a belt purger, a dust monitor, a suction fan, a redirection roller, a material humidity sensor and a dryer; the belt blower sweeps the lower layer of the belt in a mode of air pressure air sweeping and high-pressure atomized water sweeping; the dust monitor controls the running state of the suction fan and the blowing mode of the belt blower according to the dust concentration; the method comprises the following steps: opening an air inlet valve of the belt blower under the condition that the belt rotates; when the dust concentration in the environment detected by the dust monitor reaches a first dust alarm value, starting a suction fan; when the dust concentration in the environment detected by the dust monitor reaches a second dust alarm value, starting a water inlet valve; when the material humidity sensor detects that the material humidity reaches a humidity alarm value, the dryer is started. The belt cleaner disclosed by the invention is stuck on a belt in a cleaning way, reduces dust pollution and realizes efficient cleaning and recycling of materials.
Description
Technical Field
The invention relates to the field of belt cleaning devices, in particular to a low-dust automatic belt purging system and an automatic purging method.
Background
In the conveying process of the belt, materials are always adhered to the surface of the belt and collide and rub with a belt carrier roller, and meanwhile, scattered fine materials can be collected on the ground, so that the field environment is severe, and the labor intensity of post personnel is high; the friction force between the traditional material cleaner and the surface of the conveying belt is large, and the service cycle of the belt is shortened. In addition, in the process of using the traditional material cleaner, along with the abrasion of the rubber of the material cleaner, the material cleaning effect of the material cleaner is reduced, so that materials and ash stuck on a belt are scattered from the head to the tail of the belt along with the operation of the belt, the environment is polluted, and the workload of post workers is increased.
In order to solve the problem, a high-pressure air belt blower is provided, which is used for intensively blowing the materials or ash stuck on a belt to a machine head, and has the defect that the dust pollution of the environment is easily caused in the using process.
Disclosure of Invention
The invention aims to provide a low-dust automatic belt purging system and an automatic purging method, which can reduce dust pollution in the environment and realize efficient clean recovery of material recovery while cleaning the belt.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a low-dust belt automatic purging system comprises a belt purger, a dust monitor, a suction fan and a redirection roller, wherein the belt purger is arranged below a belt and used for purging materials on the belt; the belt blower sweeps the lower layer of the belt in a mode of air pressure air sweeping and high-pressure atomized water sweeping; the dust monitor controls the running state of the suction fan and the blowing mode of the belt blowing device according to the dust concentration.
The technical scheme of the invention is further improved as follows: the bend roller contacts with the outer side of the lower layer of the belt, so that the belt from the head pulley to the bend roller inclines upwards to form a first section of the lower layer belt.
The technical scheme of the invention is further improved as follows: the belt blower comprises a main pipe with two closed ends, an air pressure air pipe for conveying air pressure air to the main pipe and a water inlet pipe for conveying water to the main pipe; a plurality of spray heads with the same direction are uniformly arranged on the main pipe; an air inlet valve is arranged on the air compression air pipe, and an air inlet valve is arranged on the water inlet pipe; under the states that the air inlet valve is opened and the water inlet valve is closed, the belt blower performs air pressure blowing on the lower layer of the belt; and under the condition that the air inlet valve and the water inlet valve are both opened, the belt blower performs high-pressure atomized water blowing on the lower layer of the belt.
The technical scheme of the invention is further improved as follows: the shower nozzle sets up to at least three, the exit of shower nozzle is provided with the throat.
The technical scheme of the invention is further improved as follows: the belt blower is mounted below the first section of lower belt, and the spray head is aligned with but not in contact with the first section of lower belt.
The technical scheme of the invention is further improved as follows: a first dust concentration alarm value and a second dust concentration alarm value are arranged on the dust monitor for the dust concentration, and 2 switching value control signals including a first control signal for controlling the operation of the suction fan and a second control signal for controlling the opening of the water inlet valve are output.
The technical scheme of the invention is further improved as follows: the device also comprises a material humidity control device; the material humidity control device comprises a material humidity sensor and a dryer which are arranged in the hopper material recovery box; the material humidity sensor is provided with a humidity alarm value and outputs 1-way switching value control signal for controlling the operation of the dryer.
An automatic purging method of a low-dust belt automatic purging system comprises the following steps:
s1, opening an air inlet valve of the belt purge device under the condition that the belt rotates;
s2, when the dust concentration in the environment detected by the dust monitor reaches a first dust alarm value, starting the suction fan, otherwise, closing the suction fan;
s3, when the dust monitor detects that the dust concentration in the environment reaches a second dust alarm value, starting a water inlet valve, otherwise, closing the water inlet valve;
and S4, starting the dryer when the material humidity sensor detects that the material humidity reaches a humidity alarm value, or closing the dryer.
The technical scheme of the invention is further improved as follows: in S2, when the dust concentration in the environment detected by the dust monitor reaches a first dust alarm value, the dust monitor sends a first control signal to the suction fan to control the suction fan to start working, and dust suspended around the belt blower is sucked into the hopper material recovery box to reduce the dust concentration.
The technical scheme of the invention is further improved as follows: in S3, when the dust monitor detects that the dust concentration in the environment reaches a second dust alarm value, the dust monitor sends a second control signal to the water inlet valve to control the water inlet valve to be opened, high-pressure atomized water blown out by the combined action of air pressure and water is used for blowing and sweeping the sticky materials on the belt, and dust suspended around the belt blower is sucked into the hopper material recovery box through the suction fan to reduce the dust concentration.
Due to the adoption of the technical scheme, the invention has the technical progress that:
1. the invention uses the air pressure to sweep the materials on the belt, reduces the friction force on the surface of the belt, prolongs the service life of the belt, eliminates the problem of material scattering and reduces the workload of post workers.
2. According to the invention, the dust monitor is arranged to monitor dust generated in the blowing process, when the dust concentration is high, the suction fan is started to suck materials in the air into the hopper material recovery box, when the dust concentration is higher, the water inlet valve is started, the belt is cleaned by high-pressure atomized water and further dusted, the automatic blowing process of the belt is realized, the dust concentration of the environment is reduced, and the body health of post workers is protected.
3. According to the invention, the necking is arranged on the spray head, so that the pressure of the outlet air is increased, and the blowing effect is enhanced.
4. According to the invention, the bend rollers are arranged, so that the first section of the lower layer belt is inclined, and the belt blowing effect is enhanced.
5. The opening degrees of the air inlet valve and the water inlet valve can be adjusted according to the situation of residual materials of the belt, so that the application range of the automatic belt purging system is expanded.
6. According to the invention, the material humidity control device is arranged, so that the humidity of the recovered material is reduced after the belt is swept by high-pressure atomized water, secondary drying is not required, and efficient clean recovery of the material is realized.
Drawings
FIG. 1 is a schematic diagram of an automatic belt purge system of the present invention;
FIG. 2 is a top view of the belt purge of the present invention;
FIG. 3 is a flow chart of an automatic purge method.
The device comprises a belt blower 1, a main pipe 1-1, a spray head 1-2, an air pressure air pipe 1-4, an air inlet valve 1-5, a water inlet pipe 1-6, a water inlet valve 2, a dust monitor 3, a suction fan 4, a redirection roller 5, a belt 5, a first section lower layer belt 5-1, a head pulley 6, a head pulley 7, a tail pulley 8, a hopper material recovery box 9, a material humidity sensor 10 and a dryer.
Detailed Description
The invention is described in further detail below with reference to the following figures and examples:
in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present invention.
In the description of the present invention, "a number" means at least one, e.g., one, two, etc., unless specifically limited otherwise.
Examples
As shown in fig. 1 and 2, the low-dust belt automatic purging system comprises a belt purger 1 for purging materials on a belt 5, a dust monitor 2 for monitoring the concentration of environmental dust, a suction fan 3 for sucking floating materials into a hopper material recovery box 8, and a redirection roller 4 for enabling the purged belt to incline upwards.
The bend roller 4 contacts with the lower layer outer side of the belt 5, and the belt 5 from the head pulley 6 to the bend roller 4 is inclined upwards to form a first section of lower layer belt 5-1.
The belt blower 1 comprises a belt blower 1, an air pressure air pipe 1-3 and a water inlet pipe 1-5, wherein the main pipe 1-1 is closed at two ends, the air pressure air pipe 1-3 is used for conveying air pressure air to the main pipe 1-1, and the water inlet pipe 1-5 is used for conveying water to the main pipe 1-1; 6 spray heads 1-2 with the same direction are uniformly arranged on the main pipe 1-1, and a reducing opening is arranged at the outlet of each spray head 1-2, so that the pressure of outlet air is increased; installing air inlet valves 1-4 on the air compression air pipes 1-3, installing water inlet valves 1-6 on the water inlet pipes 1-5, wherein the opening degrees of the air inlet valves 1-4 and the water inlet valves 1-6 can be adjusted according to the situation of belt residual materials; the belt blower 1 is installed below the first section of the lower belt 5-1, and the spray head 1-2 is aligned with the lower belt 5-1 but is not in contact with the first section of the lower belt 5-1.
The air pressure wind comes from an air pressure machine room; the water comes from a water tank.
The main pipe 1-1 is a steel pipe with 20mm diameter and sealed at two ends, and the length of the main pipe 1-1 is determined according to the width of the belt and is the same as the width of the belt.
Under the state that the air inlet valves 1-4 are opened and the water inlet valves 1-6 are closed, the belt blower 1 performs air pressure blowing on the lower layer of the belt 5; and when the air inlet valves 1-4 and the water inlet valves 1-6 are opened, the belt blower 1 performs high-pressure atomized water blowing on the lower layer of the belt 5.
The dust monitor 2 is arranged on one side of the belt blower 1, a first dust concentration alarm value and a second dust concentration alarm value are arranged on the dust monitor 2, and 2 paths of switching value control signals are output, wherein the switching value control signals comprise a first control signal for controlling the operation of the suction fan 3 and a second control signal for controlling the opening of the water inlet valve 1-6.
The suction fan 3 is arranged above the hopper material recovery box 8.
The low-dust belt automatic purging system also comprises a material humidity control device; the material humidity control device comprises a material humidity sensor 9 and a dryer 10 which are arranged in a hopper material recovery box 8; the material humidity sensor 9 is provided with a humidity alarm value and outputs 1 switching value control signal for controlling the operation of the dryer 10.
The first dust concentration alarm value can be set to be 7mg/m3The first dust concentration alarm value can be set to 10mg/m3When the belt blower 1 is used for blowing the belt 5, the material can be suspended in the air to form dust, and in order to ensure the safety of the working environment of workers, the concentration of the dust exceeds 7mg/m3When the dust is reduced by the suction fan 3, the dust concentration exceeds 10mg/m3When the dust is removed, the water inlet valve 1-6 is opened, and the dust is further reduced through high-pressure atomized water.
The high-pressure atomized water sweeps the belt 5 and reduces dust in the environment, and meanwhile, the humidity of the materials in the material recovery box 8 is increased; in order to ensure the efficient recovery of materials, a material humidity control device is also arranged in the system. When material humidity is higher than the humidity alarm value, start drying-machine 10 and dry the material, when material humidity is less than the humidity alarm value, drying-machine 10 stops, has realized the high-efficient clean recovery of material.
As shown in fig. 3, an automatic purging method of a low-dust belt automatic purging system includes the following steps:
s1, opening an air inlet valve 1-4 of the belt blower 1 under the condition that the belt 5 rotates;
under the condition that the belt 5 rotates, the lower layer of the belt 5 runs from the head pulley 6 to the tail pulley 7, and the spray head 1-2 blows towards the head pulley 6.
S2, when the dust monitor 2 detects that the dust concentration in the environment reaches a first dust alarm value, starting the suction fan 3, otherwise, closing the suction fan 3;
when dust concentration reaches a first dust alarm value in the dust monitor 2 detection environment, the dust monitor 2 sends a first control signal to the suction fan 3, the suction fan 3 is controlled to start working, dust suspended around the belt blower 1 is sucked into the hopper material recycling box 8, and the dust concentration is reduced.
S3, when the dust monitor 2 detects that the dust concentration in the environment reaches a second dust alarm value, starting the water inlet valve 1-6, otherwise, closing the water inlet valve 1-6;
when the dust monitor 2 detects that the dust concentration in the environment reaches a second dust alarm value, the dust monitor 2 sends a second control signal to the water inlet valve 1-6 to control the water inlet valve 1-6 to be opened, high-pressure atomized water blown out by the combined action of air pressure and water is used for blowing and sweeping materials on the belt 5, and dust suspended around the belt blower 1 is sucked into the hopper material recovery box 8 through the suction fan 3 to reduce the dust concentration.
And S4, starting the dryer 10 when the material humidity sensor 9 detects that the material humidity reaches a humidity alarm value, otherwise, closing the dryer 10.
When the material on belt 5 is swept to high pressure atomizing water, the material humidity in funnel material recycling bin 8 crescent, when humidity reached humidity alarm value, start drying-machine 10 and dry, guaranteed the drying of material in funnel material recycling bin 8.
In conclusion, the dust generated in the blowing process is monitored, when the dust concentration is high, the suction fan is started to suck materials in the air into the hopper material recovery box, when the dust concentration is higher, the water inlet valve is started, the belt is cleaned through high-pressure atomized water, dust is further reduced, the automatic blowing process of the belt is realized, the dust concentration of the environment is reduced, the body health of workers at posts is protected, and the efficient cleaning and recovery of the materials are realized while the belt is cleaned and stuck.
Claims (10)
1. The utility model provides an automatic purge system of belt of low dust which characterized in that: the device comprises a belt blower (1) which is arranged below a belt (5) and used for blowing materials on the belt (5), a dust monitor (2) which is arranged on one side of the belt blower (1) and used for monitoring dust concentration, a suction fan (3) which is arranged above a suction hopper material recovery box (8) and used for sucking floating materials into the hopper material recovery box (8), and a redirection roller (4) which is arranged below the belt (5) and used for enabling the blown belt to incline upwards; the belt blower (1) blows the lower layer of the belt (5) in a mode of blowing air blowing and high-pressure atomized water blowing; the dust monitor (2) controls the running state of the suction fan (3) and the blowing mode of the belt blowing device (1) according to the dust concentration.
2. A low-dust belt automatic purge system as claimed in claim 1, wherein: the bend roller (4) is in contact with the outer side of the lower layer of the belt (5), so that the belt (5) from the head pulley (6) to the bend roller (4) inclines upwards to form a first section of the lower layer belt (5-1).
3. A low-dust belt automatic purge system as claimed in claim 1, wherein: the belt blower (1) comprises a main pipe (1-1) with two closed ends, an air pressure air pipe (1-3) for conveying air pressure air to the main pipe (1-1) and a water inlet pipe (1-5) for conveying water to the main pipe (1-1); a plurality of spray heads (1-2) with the same direction are uniformly arranged on the main pipe (1-1); an air inlet valve (1-4) is arranged on the air compression air pipe (1-3), and an inlet valve (1-6) is arranged on the inlet pipe (1-5); the belt sweeping device (1) performs air pressure wind sweeping on the lower layer of the belt (5) under the conditions that the air inlet valves (1-4) are opened and the water inlet valves (1-6) are closed; and under the condition that the air inlet valves (1-4) and the water inlet valves (1-6) are opened, the belt blower (1) performs high-pressure atomized water blowing on the lower layer of the belt (5).
4. A low-dust belt automatic purge system as claimed in claim 3, wherein: the number of the spray heads (1-2) is at least three, and the outlet of each spray head (1-2) is provided with a necking.
5. A low-dust belt automatic purge system as claimed in claim 3, wherein: the belt blower (1) is arranged below the first section of lower layer belt (5-1), and the spray head (1-2) is aligned with the first section of lower layer belt (5-1) but is not contacted with the first section of lower layer belt (5-1).
6. A low-dust belt automatic purge system as claimed in claim 1, wherein: a first dust concentration alarm value and a second dust concentration alarm value are arranged on the dust monitor (2) for dust concentration, and 2 switching value control signals are output, wherein the first switching value control signals comprise a first control signal for controlling the operation of the suction fan (3) and a second control signal for controlling the opening of the water inlet valve (1-6).
7. A low-dust belt automatic purge system as claimed in claim 1, wherein: the device also comprises a material humidity control device; the material humidity control device comprises a material humidity sensor (9) and a dryer (10) which are arranged in a hopper material recovery box (8); the material humidity sensor (9) is provided with a humidity alarm value and outputs 1 switching value control signal for controlling the operation of the dryer (10).
8. An automatic purging method using the low-dust belt automatic purging system as claimed in any one of claims 1 to 7, characterized in that: the method comprises the following steps:
s1, opening an air inlet valve (1-4) of the belt purger (1) under the condition that the belt (5) rotates;
s2, when the dust monitor (2) detects that the dust concentration in the environment reaches a first dust alarm value, starting the suction fan (3), otherwise, closing the suction fan (3);
s3, when the dust monitor (2) detects that the dust concentration in the environment reaches a second dust alarm value, starting the water inlet valve (1-6), otherwise, closing the water inlet valve (1-6);
s4, when the material humidity sensor (9) detects that the material humidity reaches a humidity alarm value, the dryer (10) is started, otherwise, the dryer (10) is closed.
9. The automatic purging method of a low-dust belt automatic purging system as claimed in claim 8, wherein: in S2, when dust concentration reaches a first dust alarm value in a dust monitor (2) detection environment, the dust monitor (2) sends a first control signal to a suction fan (3) to control the suction fan (3) to start working, dust suspended around a belt blower (1) is sucked into a hopper material recovery box (8), and dust concentration is reduced.
10. The automatic purging method of a low-dust belt automatic purging system as claimed in claim 8, wherein: in the S3, when the dust monitor (2) detects that the dust concentration in the environment reaches a second dust alarm value, the dust monitor (2) sends a second control signal to the water inlet valve (1-6) to control the water inlet valve (1-6) to be opened, high-pressure atomized water blown out by the combined action of air pressure air and water is used for blowing and sweeping sticky materials on the belt, and dust suspended around the belt blower (1) is sucked into the hopper material recovery box (8) through the suction fan (3) to reduce the dust concentration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111551690.6A CN114275489B (en) | 2021-12-17 | 2021-12-17 | Low-dust belt automatic purging system and automatic purging method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111551690.6A CN114275489B (en) | 2021-12-17 | 2021-12-17 | Low-dust belt automatic purging system and automatic purging method |
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| CN114275489A true CN114275489A (en) | 2022-04-05 |
| CN114275489B CN114275489B (en) | 2023-08-22 |
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Cited By (2)
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| CN117190370A (en) * | 2023-09-07 | 2023-12-08 | 昆山先捷精密电子有限公司 | Rolled copper foil processing device, method and storage medium |
| CN117645117A (en) * | 2024-01-29 | 2024-03-05 | 承德森禧木业有限公司 | Material-stopping preventing mechanism |
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| CN117645117B (en) * | 2024-01-29 | 2024-04-16 | 承德森禧木业有限公司 | Material-stopping preventing mechanism |
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| CN114275489B (en) | 2023-08-22 |
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