CN110975489B - Self-cleaning dust absorption filter screen for spinning - Google Patents
Self-cleaning dust absorption filter screen for spinning Download PDFInfo
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- CN110975489B CN110975489B CN201911323450.3A CN201911323450A CN110975489B CN 110975489 B CN110975489 B CN 110975489B CN 201911323450 A CN201911323450 A CN 201911323450A CN 110975489 B CN110975489 B CN 110975489B
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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Abstract
The invention discloses a self-cleaning dust-absorbing filter screen for spinning, which comprises a dust-absorbing pipe, wherein a first filter screen and a second filter screen are respectively arranged in the dust-absorbing pipe, the first filter screen is fixedly connected with the inner wall of the dust-absorbing pipe in a sealing manner, the second filter screen is connected with a sliding device, a wind wheel is arranged in the dust-absorbing pipe, the wind wheel is fixedly connected with a rotating shaft, the rotating shaft penetrates through the bottom of the dust-absorbing pipe, one side of the dust-absorbing pipe is fixedly connected with a liquid tank, and the liquid tank and the dust-absorbing pipe are jointly connected and communicated with each other to form a vent pipe. The invention has the advantages that when in use, the evaporating liquid is heated under the action of a large amount of heat generated by the idling of the motor, so that the piston pushes the gas to recoil the filter screen, the filter screen is automatically cleaned when the mesh of the filter screen is blocked, the electric energy is avoided being wasted, and the damage to the motor caused by the idling is reduced.
Description
Technical Field
The invention relates to the technical field of spinning, in particular to a self-cleaning dust-absorbing filter screen for spinning.
Background
The solid matter is crushed into extremely fine particles, and the particles can be suspended in the air for a long time in a special state called as dust, and the dust can enter the respiratory system of a human body and be deposited on the skin and eye conjunctiva of the human body, so that the health of the human body is harmed; it also brings influence to production, such as environmental pollution, flying fall on yarn and cloth surface to produce defective products, etc., influence the product quality, sometimes the dust can even cause fire and explosion accident, the textile dust contains fiber, cotton impurity, dust, etc., so the particle size difference is large, the length of short velvet and flying is several millimeters to dozens of millimeters, the tiny dust is mainly distributed below 5 μm, the distribution is extremely wide, and the mass distribution range of different particle sizes is large.
In the prior art, dust in textile production is usually adsorbed by centrifugal force and is filtered by filter screens to realize dust collection and environment purification, and when the dust is in actual use, because the filter screens are generally arranged in multiple layers, the filter screens are troublesome to clean, and meanwhile, when meshes of the filter screens are blocked, the loss of a wind wheel along the way is increased, the suction force is reduced, so that blades of the wind wheel idle, on one hand, electric energy is wasted, and on the other hand, the motor is damaged.
Disclosure of Invention
The invention aims to solve the problems that after a large number of dust suction machines for spinning in the prior art are used, meshes of filter screens are easily blocked, so that suction force is reduced, wind wheel blades idle, electric power is wasted, and meanwhile, a motor is damaged, and provides a self-cleaning dust suction filter screen for spinning.
In order to achieve the purpose, the invention adopts the following technical scheme: a self-cleaning dust collection filter screen for spinning comprises a dust collection pipe, wherein a first filter screen and a second filter screen are respectively arranged in the dust collection pipe, the first filter screen is fixedly connected with the inner wall of the dust collection pipe in a sealing mode, the second filter screen is connected with a sliding device, a wind wheel is arranged in the dust collection pipe, the wind wheel is fixedly connected with a rotating shaft, the rotating shaft penetrates through the bottom of the dust collection pipe, a liquid tank is fixedly connected to one side of the dust collection pipe, and the liquid tank and the dust collection pipe are jointly connected and communicated with a vent pipe;
one end of the rotating shaft, which is outside the dust collection pipe, penetrates through the side wall of the liquid tank, one end of the rotating shaft, which is outside the liquid tank, is fixedly connected with a motor, the bottom of the dust collection pipe is provided with an air outlet of a funnel structure, the air outlet is connected with a dust collection pipe, the horizontal section part of the vent pipe is hermetically and slidably connected with a piston, and evaporation liquid is filled in the liquid tank;
a dust removing box is arranged at one end of the dust removing pipe outside the dust collecting pipe, water is filled in the dust removing box, the dust removing pipe is inserted into the water, a connecting pipe penetrates through one end of the dust removing box, which is far away from the dust removing pipe, in a sealing manner, and one end of the connecting pipe, which is far away from the dust removing box, is communicated with the dust collecting pipe;
the sliding device comprises a sliding groove formed in the inner wall of the dust collection pipe, an annular sliding block is welded on the outer side of the second filter screen, the sliding block is connected in the sliding groove in a sliding mode, a spring is fixedly connected to the side face of the sliding block, and the fixed end of the spring is welded on the side wall of the sliding groove.
In the self-cleaning dust collection filter screen for textiles, one end, close to the first filter screen, of the dust collection pipe is connected with the electromagnetic valve in a sealing mode, the dust collection pipe is internally provided with the one-way valve, one side, close to the liquid tank, of the vent pipe is provided with the annular conducting ring, and the conducting ring is electrically connected with the piston.
In the self-cleaning dust collection filter screen for spinning, a heat transfer plate is arranged at the joint of the motor and the liquid tank, a vent hole is formed in the top of the dust removal tank, a pressure valve is arranged in the connecting pipe and the vent pipe, and the electromagnetic valve is electrically connected with the conducting ring.
Compared with the prior art, the invention has the advantages that:
1. in the invention, when the dust collector works normally, the electromagnetic valve is in an open state, external dust enters the dust collection pipe through negative pressure produced by the wind wheel and enters the dust collection box through the dust collection pipe at the other end, so that the dust is absorbed by water in the dust collection box, and air except the dust is discharged through the vent hole at the top of the dust collection box, thereby achieving the effects of simultaneously removing dust and purifying air;
2. when the dust collection device is used, when the filter screens are blocked to a certain extent, namely the pressure difference between the inner side and the outer side of the first filter screen and the pressure difference between the inner side and the outer side of the second filter screen are large, the second filter screen overcomes the elastic potential energy of the spring and slides towards the direction of the wind wheel, so that the space of the dust collection pipe, which is positioned on one side of the second filter screen and the heat transfer plate, is reduced, the suction force generated by the rotation of the impeller to the outside is small, and most of the mechanical energy of the motor is converted into the internal energy in a state that the work is small;
3. meanwhile, the heat transfer plate is connected with a liquid tank, evaporation liquid with a lower boiling point is filled in the liquid tank, so that in the process of heating the heat transfer plate, a large amount of evaporation liquid volatilizes, the air pressure in the liquid tank increases, a piston in the vent pipe slides to a position far away from the liquid tank under the action of the air pressure, and simultaneously, the piston is separated from the electric connection with the conducting ring to close the electromagnetic valve;
4. when the blocking dust of the first filter screen is cleaned, the motor recovers to normal load again, the internal energy transmitted to the heat transfer plate by the motor is reduced, the evaporated liquid is cooled and recovered to a temperature lower than the boiling point, the air pressure in the liquid tank is reduced, the pressure on the other side of the piston is higher, and the piston slides in the reverse direction towards the liquid tank, so that on one hand, the water in the connecting pipe is pumped out and enters the dust suction pipe to wet the first filter screen, on the other hand, under the action of negative pressure, the piston slides to overcome the attraction of the wind wheel to the dust on the outer side of the second filter screen, and the dust on the outer side of the second filter screen is sucked down, so that the second filter screen is subjected to anti-blocking treatment, and the anti-blocking effect on the filter screen is improved;
5. when the piston returns to the initial state, the piston is communicated with the conducting ring, the electromagnetic valve is opened again, and the dust absorption pipe can normally absorb dust to the outside.
Drawings
FIG. 1 is a schematic structural view of a self-cleaning dust-absorbing filter screen for textile use according to the present invention;
FIG. 2 is an enlarged schematic view of part A of a self-cleaning dust-absorbing filter screen for textile according to the present invention;
in the figure: the device comprises a dust collection pipe 1, a first filter screen 2, a second filter screen 3, a liquid tank 4, a vent pipe 5, a piston 6, a wind wheel 7, a rotating shaft 8, a motor 9, a dust collection pipe 10, a dust collection box 11, a connecting pipe 12, a vent hole 13, a sliding chute 14, a sliding block 15, a check valve 16, a pressure valve 17, an electromagnetic valve 18 and a spring 19.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-2, a self-cleaning dust-absorbing filter screen for textile use comprises a dust-absorbing pipe 1, wherein a first filter screen 2 and a second filter screen 3 are respectively arranged in the dust-absorbing pipe 1, the first filter screen 2 is fixedly connected with the inner wall of the dust-absorbing pipe 1 in a sealing manner, a sliding device is connected to the second filter screen 3, a wind wheel 7 is arranged in the dust-absorbing pipe 1, the wind wheel 7 adopts a blade structure of a centrifugal fan, so that low pressure can be generated on one side close to the first filter screen 2 when the wind wheel 7 rotates, external dust enters the dust-absorbing pipe 1 under the action of pressure, a rotating shaft 8 is fixedly connected to the wind wheel 7, the rotating shaft 8 penetrates through the bottom of the dust-absorbing pipe 1, a liquid tank 4 is fixedly connected to one side of the dust-absorbing pipe 1, and a vent pipe 5 is jointly connected and communicated with the liquid tank 4 and the dust-absorbing pipe 1;
one end of a rotating shaft 8 outside a dust suction pipe 1 penetrates through the side wall of a liquid tank 4, one end of the rotating shaft 8 outside the liquid tank 4 is fixedly connected with a motor 9, the bottom of the dust suction pipe 1 is provided with an air outlet of a funnel structure, the air outlet is connected with a dust removal pipe 10, part of dust with larger pore diameter is filtered through two layers of filter screens, the dust with smaller pore diameter enters the dust removal pipe 10 through the filter screens and is absorbed under the action of water, on one hand, the pore diameter of the filter screens can be properly improved to reduce the loss along the way at the two sides of the filter screens, so that the suction force of a wind wheel 7 to the outside is improved, on the other hand, the dust with extremely small pore diameter can not be discharged under the absorption of water, the horizontal section part of a vent pipe 5 is hermetically and slidably connected with a piston 6, evaporation liquid is filled in the liquid tank 4, the boiling point of the evaporation liquid is set to be higher than the normal working temperature of the motor 9 and lower than the no-load working temperature of the motor 9, one end of the dust removal pipe 10 outside the dust suction pipe 1 is provided with a dust removal tank 11, the dust removal case 11 is filled with water, the dust removal pipe 10 is inserted into the water, one end of the dust removal case 11 far away from the dust removal pipe 10 is provided with a connecting pipe 12 in a sealing and penetrating mode, and one end of the connecting pipe 12 far away from the dust removal case 11 is communicated with the dust collection pipe 1.
The sliding device comprises a sliding groove 14 formed in the inner wall of the dust collection pipe 1, an annular sliding block 15 is welded on the outer side of the second filter screen 3, a sliding block 15 is connected in the sliding groove 14 in a sliding mode, a spring 19 is fixedly connected to the side face of the sliding block 15, the fixed end of the spring 19 is welded on the side wall of the sliding groove 14, an electromagnetic valve 18 is connected to one end, close to the first filter screen 2, of the dust collection pipe 1, a one-way valve 16 is arranged in the dust collection pipe 10, an annular conducting ring is arranged on one side, close to the liquid tank 4, of the ventilating pipe 5, the conducting ring is electrically connected with the piston 6, a pressure valve 17 is arranged in the ventilating pipe 5 and the connecting pipe 12, and under normal work, the pressure valve is opened to be higher than normal work wind pressure of the wind wheel 7.
The junction of motor 9 and liquid case 4 is equipped with the heat transfer plate, make motor 9 can be absorbed by the heat transfer plate at the internal energy that the during operation produced, thereby evaporate liquid heats in the liquid case 4, the top of dust removal case 11 is equipped with ventilation hole 13, ventilation hole 13 department sets up the check valve, only allow gas to get into outside the dust removal case from dust removal case 11, thereby make the gas of absorbing the dust by water discharge through ventilation hole 13, and make the external clean gas that obtains, solenoid valve 18 is connected with the conducting ring electricity, the conducting ring is connected with external power supply unit, make when both connect, solenoid valve 18 is in the open mode.
When dust is removed from a textile mill, the number of textile machines is large, the amount of dust is large, so that meshes of a filter screen in dust collection equipment are frequently blocked in actual use, on one hand, the dust collection efficiency is reduced, electric energy is wasted, on the other hand, mechanical energy generated by driving a wind wheel to rotate by a motor under the condition of blockage is small, and part of the electric energy is converted into internal energy of the motor, so that the motor is damaged in an idle state, in the use of the dust removal device, two layers of filter screens are arranged for filtering operation, wherein common meshes in a first filter screen close to an air inlet are more silted, when part of the filter screens are blocked, the on-way loss of wind power is large, so that the motor 9 is in a partial idle state, the temperature of the motor 9 rises, and the temperature of evaporated liquid in a liquid tank 4 rises and exceeds a boiling point under the heat transfer function of a heat transfer plate, the liquid is evaporated in a large amount and pushes the piston 6 to be disconnected from the conducting ring, and the piston 6 is communicated with the electromagnetic valve 18, so that when the piston 6 is disconnected from the conducting ring, the electromagnetic valve 18 is powered off and closed, and the dust collection pipe 1 is in a temporary closed environment at the moment;
in this environment, the piston 6 continues to slide away from the liquid tank 4 under the action of air pressure, the air in the original vent pipe 5 breaks the switch of the pressure valve and enters the middle part of the two filter screens under the action of air pressure, and the air in the part continuously overcomes the elastic potential energy of the spring 19 and slides towards the wind wheel 7 under the action of air pressure, and on the other hand, the first filter screen 2 is backflushed, so that the blocking dust on the side, close to the electromagnetic valve 18, of the first filter screen 2 is flushed, and simultaneously the pressure valve 17 in the connecting pipe 12 is broken, so that the flushed dust enters the dust removing tank 11 through the connecting pipe 12, the dust on the first filter screen 2 is completely removed, at the moment, the first filter screen 2 is recovered to be used, the wind wheel 7 driven by the motor 9 is in a normal working state, and the internal energy generated by the motor 9 is reduced, the temperature of the evaporating liquid in the liquid tank 4 is below the boiling point, so that the air pressure in the liquid tank 4 is reduced, the piston moves leftwards under the action of the air pressure, on one hand, dust at the right end of the second filter screen 3 which is less blocked by dust is sucked off, on the other hand, the liquid in the dust removing tank 11 absorbs part of water into the dust suction pipe 1 under the combined action of the sliding of the wind wheel 7 and the piston 6, so that partial areas of the first filter screen 2 and the second filter screen 3 are soaked, the dust attached to the dust is adsorbed by the water, the wind wheel 7 is more easy to fall off from meshes when working, the efficiency of removing dust accumulation is improved, at the moment, the sliding block 15 moves rightwards under the action of the elasticity of the spring 19 under the action of the wind force, the first filter screen 2 continues to be backflushed, the first filter screen 2 which is more accumulated dust is completely cleaned, and the piston 6 is connected with the conducting ring again under the condition that the piston 6 is restored to the initial position, when the electromagnetic valve 18 is opened, the dust suction operation can be performed normally.
Although the terms of the dust suction pipe 1, the first filter 2, the second filter 3, the liquid tank 4, the air pipe 5, the piston 6, the wind wheel 7, the rotation shaft 8, the motor 9, the dust suction pipe 10, the dust suction tank 11, the connection pipe 12, the air vent 13, the chute 14, the slider 15, the check valve 16, the pressure valve 17, the solenoid valve 18, the spring 19, etc. are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (3)
1. A self-cleaning dust-absorbing filter screen for textiles comprises a dust-absorbing pipe (1) and is characterized in that a first filter screen (2) and a second filter screen (3) are respectively arranged in the dust-absorbing pipe (1), the first filter screen (2) is fixedly connected with the inner wall of the dust-absorbing pipe (1) in a sealing manner, a sliding device is connected onto the second filter screen (3), a wind wheel (7) is arranged in the dust-absorbing pipe (1), the wind wheel (7) is fixedly connected with a rotating shaft (8), the rotating shaft (8) penetrates through the bottom of the dust-absorbing pipe (1), a liquid tank (4) is fixedly connected to one side of the dust-absorbing pipe (1), and a vent pipe (5) is arranged on the liquid tank (4) and the dust-absorbing pipe (1) in a common connecting and communicating manner;
one end of the rotating shaft (8) outside the dust collection pipe (1) penetrates through the side wall of the liquid tank (4), one end of the rotating shaft (8) outside the liquid tank (4) is fixedly connected with a motor (9), the bottom of the dust collection pipe (1) is provided with an air outlet of a funnel structure, the air outlet is connected with a dust collection pipe (10), the horizontal section part of the vent pipe (5) is hermetically and slidably connected with a piston (6), and evaporation liquid is filled in the liquid tank (4);
a dust removal box (11) is arranged at one end of the dust removal pipe (10) outside the dust collection pipe (1), water is filled in the dust removal box (11), the dust removal pipe (10) is inserted into the water, a connecting pipe (12) penetrates through the end, far away from the dust removal pipe (10), of the dust removal box (11) in a sealing mode, and one end, far away from the dust removal box (11), of the connecting pipe (12) is communicated with the dust collection pipe (1);
the sliding device comprises a sliding groove (14) formed in the inner wall of the dust collection pipe (1), an annular sliding block (15) is welded on the outer side of the second filter screen (3), the sliding block (15) is connected in the sliding groove (14) in a sliding mode, a spring (19) is fixedly connected to the side face of the sliding block (15), and the fixed end of the spring (19) is welded on the side wall of the sliding groove (14).
2. The self-cleaning dust-absorbing filter screen for textiles according to claim 1, wherein an electromagnetic valve (18) is hermetically connected to one end of the dust-absorbing pipe (1) close to the first filter screen (2), one-way valves (16) are arranged in the dust-absorbing pipes (10), and an annular conductive ring is arranged on one side of the vent pipe (5) close to the liquid tank (4) and is electrically connected with the piston (6).
3. The self-cleaning dust-absorbing filter screen for textile according to claim 2, wherein a heat transfer plate is arranged at the joint of the motor (9) and the liquid tank (4), a vent hole (13) is arranged at the top of the dust-removing tank (11), a pressure valve (17) is arranged in the connecting pipe (12) and the vent pipe (5), and the electromagnetic valve (18) is electrically connected with the conductive ring.
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| CN201911323450.3A CN110975489B (en) | 2019-12-20 | 2019-12-20 | Self-cleaning dust absorption filter screen for spinning |
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| CN201911323450.3A CN110975489B (en) | 2019-12-20 | 2019-12-20 | Self-cleaning dust absorption filter screen for spinning |
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| CN110975489A CN110975489A (en) | 2020-04-10 |
| CN110975489B true CN110975489B (en) | 2021-10-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2140576Y (en) * | 1992-07-06 | 1993-08-18 | 北京市西城区新开通用试验厂 | Overheat protector for rare-earth dynamo-electric motor |
| CN207722539U (en) * | 2017-11-29 | 2018-08-14 | 江西耀润磁电科技有限公司 | A kind of magnetic ferrite magnetic core deduster improving dust removing effects |
| CN209124584U (en) * | 2018-09-26 | 2019-07-19 | 重庆九橡化大橡胶科技有限责任公司 | Regnerated rubber powder processing dedusting device for reducing dust |
| CN110090505A (en) * | 2019-05-14 | 2019-08-06 | 黄建平 | Automatic high-concentration dedusting device |
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Effective date of registration: 20210918 Address after: 722302 Third Road, new area, Changxing Textile Industrial Park, Changxing Town, Mei County, Baoji City, Shaanxi Province Applicant after: Shaanxi Boyu Textile Co.,Ltd. Address before: New campus of Zhengzhou University, No.100, science Avenue, high tech Zone, Zhengzhou City, Henan Province Applicant before: Li Qiao |
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