CN216726238U - Air supply system applied to pulse type environment-friendly dust collector - Google Patents
Air supply system applied to pulse type environment-friendly dust collector Download PDFInfo
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- CN216726238U CN216726238U CN202123384084.8U CN202123384084U CN216726238U CN 216726238 U CN216726238 U CN 216726238U CN 202123384084 U CN202123384084 U CN 202123384084U CN 216726238 U CN216726238 U CN 216726238U
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Abstract
An air supply system applied to a pulse type environment-friendly dust collector comprises a dust collector main body, wherein the dust collector main body comprises a box body and a plurality of dust hoppers arranged at the bottom of the box body, and an air supply pipeline is arranged at the rear side of the box body; the rear side surface of the dust hopper is provided with two air inlets which are arranged in bilateral symmetry, and each air inlet is communicated with an air distribution pipe connected with an air supply pipeline; the air supply pipeline or/and the dust fall box body are/is provided with a temperature sensor for detecting the temperature of flue gas, the air supply pipeline is provided with a plurality of electric air supply valves, and the temperature sensor and the electric air supply valves are connected with the PLC. When the temperature sensor detects that the flue gas temperature is too high, the PLC controller automatically opens the electric air supply valve, external cold air can enter the air supply pipeline from the electric air supply valve, the flue gas in the air supply pipeline is cooled, and the flue gas temperature entering the box body is ensured to be too high, so that the filter bag can be prevented from being damaged, and the filtering quality of the pulse type environment-friendly dust collector is ensured.
Description
Technical Field
The utility model relates to the field of environment-friendly equipment, in particular to an air supply system applied to a pulse type environment-friendly dust remover.
Background
Pulsed environmental protection dust remover is the environmental protection equipment that the gas that contains the dust granule that mainly used produced in refining the course of working with aluminium scrap carries out dust removal treatment, and this equipment generally sets up the air-out device in the rear end of equipment, and the clean gas after will removing dust is handled discharges.
When the dust remover works, the dust removing fan sucks smoke into the pulse type environment-friendly dust remover for filtering. However, the flue gas generally has a high temperature, so when the flue gas enters the pulse type environment-friendly dust collector, the filter bag is easily damaged, thereby causing the filter function of part of the filter bag to be invalid, and causing the phenomenon of over standard discharge.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides an air supply system applied to a pulse type environment-friendly dust remover.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model provides an air supply system for on pulsed environmental protection dust remover, includes the dust remover main part, lifts up the support of dust remover main part, the dust remover main part includes the box, arranges from a left side to the right side and installs a plurality of deposition buckets in the bottom half, the upper portion of deposition bucket and the foul air chamber bottom intercommunication of box, its characterized in that: an air supply pipeline is arranged on the rear side of the box body; two air inlets which are arranged in bilateral symmetry are formed in the rear side surface of the ash deposition bucket, and each air inlet is communicated with an air distribution pipe connected with an air supply pipeline; the air supply pipeline or/and the dust fall box body are/is provided with a temperature sensor for detecting the temperature of flue gas, the air supply pipeline is provided with a plurality of electric air supply valves for supplying cold air to the interior of the air supply pipeline, and the temperature sensor and the electric air supply valves are connected with the PLC.
In the utility model, a turbid air cavity and a clean air cavity which are sequentially arranged from bottom to top are formed in the box body at intervals by the filter bag fixing plate, the dust hopper is communicated with the turbid air cavity, the filter bag fixing plate is provided with a plurality of filter bags positioned in the turbid air cavity, and the turbid air cavity is communicated with the clean air cavity through the filter bags.
In the utility model, the air outlet end of the electric air supplement valve is communicated with an air supply pipeline, the air inlet end of the electric air supplement valve is connected with an air supplement fan for feeding cold air into the electric air supplement valve, and the air supplement fan is connected with an air supplement air pipe.
In the utility model, the upper part of the air supply pipeline is provided with an installation chamber, the top of the installation chamber is provided with an installation chamber access door, the air supplementing fan is arranged in the installation chamber, and one end of the air supplementing air pipe extends out of the installation chamber; and the PLC is connected with the air supplementing fan.
In the utility model, the air inlet is connected with the air distributing pipe through the air inlet control valve, and the air inlet control valve is connected and controlled by the PLC.
In the utility model, a wind shield is arranged in the dust hopper, and the top end of the wind shield is lower than the lower end of the air inlet.
In the utility model, the box body is provided with an air outlet communicated with the air purifying cavity, the air outlet is connected with a dust removal fan through an air suction pipeline, and the dust removal fan is connected with the PLC.
In the utility model, a pressure difference sensor is connected between the turbid air cavity and the clean air cavity, the pressure difference sensor is connected with the PLC, the PLC is connected with a fan frequency converter, and the fan frequency converter is connected with the dust removal fan.
The utility model has the beneficial effects that: the utility model is provided with the temperature sensor, the plurality of electric air supplement valves and the PLC, when the temperature sensor detects that the temperature of the flue gas is too high, the PLC automatically opens the electric air supplement valves, external cold air can enter the air supply pipeline from the electric air supplement valves, and the flue gas in the air supply pipeline is cooled, so that the temperature of the flue gas entering the box body is ensured to be too high, the damage of a filter bag can be avoided, and the filter quality of the pulse type environment-friendly dust collector is ensured.
Drawings
The utility model is further illustrated by the following figures and embodiments:
FIG. 1 is a front view of the present embodiment;
FIG. 2 is a rear view of the duster body;
FIG. 3 is a first schematic view of the internal structure of the main body of the dust catcher;
FIG. 4 is a second schematic view of the internal structure of the main body of the dust catcher;
fig. 5 is an enlarged view of a in fig. 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
Referring to fig. 1-5, an air supply system for pulse type environmental protection dust remover, includes the dust remover main part, with the support 100 that the dust remover main part lifts up, the dust remover main part includes box 1, arranges a plurality of deposition buckets 2 of installing in the box 1 bottom from a left side to the right side, in this embodiment, the inside of box 1 is formed by filter bag fixed plate 5 interval from supreme foul air chamber 200 and the clean air chamber 300 of arranging in proper order down, deposition bucket 2 and foul air chamber 200 intercommunication, install a plurality of filter bags 6 that are located in foul air chamber 200 on the filter bag fixed plate 5, filter bags 6 pass through filter bag skeleton and filter bag fixed plate 5 fixed connection, communicate through filter bags 6 between foul air chamber 200 and the clean air chamber 300. The upper part of the dust hopper 2 is communicated with the bottom of the foul air chamber 200 of the box body 1. An air supply pipeline 3 is arranged at the rear side of the box body 1, and a plurality of air distribution pipes 31 communicated with the interior of the air supply pipeline 3 are arranged at the bottom of the air supply pipeline 3; set up two air intakes 201 that are bilateral symmetry and set up on the trailing flank of deposition bucket 2, every air intake 201 intercommunication has one divide tuber pipe 31, through be provided with two air intakes 201 on every deposition bucket 2, the flue gas that gets into from two air intakes 201 of deposition bucket 2 can be under the effect of deposition bucket 2 front end inner wall, the collision is in the same place to reach the purpose that reduces the wind speed, the wind speed reduces, the dust of big granule can directly drop to in the deposition bucket 2, improve filter effect and ability, and can also make the better mixture of cold wind and flue gas, cool down the flue gas.
Further, be equipped with the temperature sensor who is used for detecting the flue gas temperature on supply air duct 3 or dust fall box 1, be equipped with a plurality of electronic air supply valve 4 that are used for to the inside supplementary cold wind of supply air duct 3 on the supply air duct 3, every deposition bucket 2 corresponds an electronic air supply valve 4 at least to the flue gas that makes enter into every deposition bucket 2 can both be diluted cooling, temperature reduction, temperature sensor and electronic air supply valve 4 all are connected with the PLC controller, the PLC controller is connected with control panel for set for operating parameter for the PLC controller, make the PLC controller control system work. When the temperature sensor detects that the flue gas temperature is too high, the PLC controller automatically opens the electric air supply valve 4, and outside cold air enters the air supply pipeline 3 from the electric air supply valve 4 under the action of negative pressure, so that the flue gas in the air supply pipeline 3 is cooled and treated, and the continuous implementation of dust removal work due to too high flue gas is avoided. The temperature sensor and the PLC controller are not shown in the drawings.
In a preferred embodiment, in order to enhance the efficiency of cooling the flue gas, the air outlet end of the electric air supplement valve 4 is communicated with the air supply pipeline 3, the air inlet end is connected with an air supplement fan 7 for supplying cold air to the electric air supplement valve 4, and the air supplement fan 7 is connected with an air supplement air pipe 71 for sucking external cold air. In this embodiment, an installation chamber 400 is provided at the upper part of the air supply duct 3, an installation chamber access door is provided at the top of the installation chamber 400, and the air supply fan 7 is provided in the installation chamber 400 to prevent rainwater from damaging the air supply fan 7; one end of the air supply pipe 71 extends out of the mounting chamber 400 to suck cold air; the PLC controller is connected with the air supplementing fan 7, when the temperature sensor detects that the temperature of the flue gas is higher than the upper limit temperature of the filter bag 6, the PLC controller automatically opens the electric air supplementing valve 4 and the air supplementing fan 7 to rapidly suck cold air and cool the flue gas and equipment.
As a preferred embodiment, the air inlet 201 is connected to the air distributing pipe 31 through an air inlet control valve 8, and the air inlet control valve 8 can open and close the air inlet 201 and adjust the air inlet volume of the air inlet 201. And after closing one of the air inlets 201 on the dust hopper 2, only one air inlet 201 can be reserved for air intake, so that the air speed of the flue gas entering from the air inlet 201 is high, and meanwhile, a spiral air flow can be formed in the dust hopper 2 under the action of the inner wall at the front end of the dust hopper 2 to wash the inner wall of the dust hopper 2 and the inner wall of the turbid air cavity 200, so that the dust attached to the inner wall of the dust hopper 2 and the inner wall of the turbid air cavity 200 can be impacted by the impact force of the air flow, and then the dust can fall into the dust hopper 2. In this embodiment, the air inlet control valve 8 is an electric air valve, and is controlled by a PLC controller, so as to realize automatic control of communication between the air distributing pipe 31 and the air inlet 201.
In a preferred embodiment, a wind shield 9 is arranged in the dust collecting hopper 2, and the wind shield 9 is used for preventing the airflow entering from the air inlet from directly blowing the dust accumulated in the dust collecting hopper 2, so as to avoid the dust flying phenomenon. In this embodiment, deep bead 9 is the toper structure, deep bead 9's top is less than the lower extreme of air intake 201, deep bead 9 slope sets up downwards, deep bead 9 bottom is equipped with deep bead branch 91, deep bead branch 91 slope is fixed at deposition 2 inner walls of fighting, and forms triangle-shaped bearing structure between the deep bead 9, makes deep bead 9's structural strength and wind pressure resistance intensity obtain improving.
As a preferred embodiment, an air outlet communicated with the air purifying chamber 300 is arranged on the box body 1, the air outlet is connected with a dust removing fan 500 through an air suction pipeline, the dust removing fan 500 is connected with the PLC controller, and the dust removing fan 500 is used for enabling the dust remover to generate negative pressure and suck flue gas. The air outlet end of the dust removal fan 500 is connected with an exhaust pipe. In this embodiment, a pressure difference sensor 600 is connected between the turbid air chamber 200 and the clean air chamber 300, the pressure difference sensor 600 is connected to the PLC controller, the PLC controller is connected to a fan frequency converter, the fan frequency converter is connected to the dust removal fan 500, and the PLC controller can adjust the working power of the dust removal fan 500 through the fan frequency converter to control the suction force of the dust removal fan 500. When the PLC controller detects that the value of the pressure difference between the turbid air chamber 200 and the clean air chamber 300 is abnormal through the pressure difference sensor 600, the PLC controller controls the air volume of the dust removing fan 500 by adjusting the frequency converter of the dust removing fan 500, and adjusts the pressure difference between the turbid air chamber 200 and the clean air chamber 300 to the normal working range, so as to ensure the stable performance of the dust removing work.
As a preferred embodiment, a pulse ash removal mechanism 10 is arranged on the box body 1, the pulse ash removal mechanism 10 comprises an injection pipe 101, ash removal nozzles 102, an injection air bag 103 and an electromagnetic pulse valve 104, the injection pipe 101 is horizontally arranged in the air purification cavity 300, a plurality of ash removal nozzles 102 are arranged at the bottom of the injection pipe 101, each ash removal nozzle 102 corresponds to a filter bag 6 and is located right above the filter bag, one end of the injection pipe 101 is connected with the injection air bag 103 through the electromagnetic pulse valve 104, the injection air bag 103 and the electromagnetic pulse valve 104 are both arranged outside the box body 1, and the electromagnetic pulse valve 104 is connected with a PLC controller. In this embodiment, an ash removal bracket for supporting and placing the blowing pipe 101 is arranged in the clean air chamber 300, and the blowing pipe 101 is mounted on the ash removal bracket. Dust with a certain thickness is always deposited on the surface of the filtering filter bag 6, the running resistance of the dust collector is increased, and when the differential pressure sensor 600 reaches a set value, the pulse dust cleaning mechanism 10 starts to work. The electromagnetic pulse valve 104 instantaneously releases a certain amount of compressed air to enter the blowing filter bag 6, the filter bag 6 rapidly bulges and is gradually impacted on the inner filter bag 6 along the arrangement direction, and the blowing ash removal operation is realized. In addition, when the blower frequency converter cannot meet the requirement that the pressure difference between the turbid air cavity 200 and the clean air cavity 300 normally works within the normal working range, the PLC controller starts the electromagnetic pulse valve 104 to work, so that the pulse ash removal mechanism 10 performs ash removal treatment on the filter bag 6, and after the pulse ash removal mechanism 10 works for a plurality of times, the PLC controller continues to adjust the blower frequency converter, so that the pressure difference value between the turbid air cavity 200 and the clean air cavity 300 is restored to the normal range.
The above description is only a preferred embodiment of the present invention, and the technical solutions that achieve the objects of the present invention by substantially the same means are within the protection scope of the present invention.
Claims (8)
1. The utility model provides an air supply system for on pulsed environmental protection dust remover, includes the dust remover main part, with support (100) that the dust remover main part lifts up, the dust remover main part includes box (1), arranges from a left side to the right side and installs a plurality of deposition fill (2) in box (1) bottom, the upper portion of deposition fill (2) and foul smell chamber (200) bottom intercommunication of box (1), its characterized in that: an air supply pipeline (3) is arranged on the rear side of the box body (1); two air inlets (201) which are arranged in bilateral symmetry are formed in the rear side surface of the dust deposition hopper (2), and each air inlet (201) is communicated with an air distribution pipe (31) connected with the air supply pipeline (3); be equipped with the temperature sensor who is used for detecting the flue gas temperature on supply air duct (3) or dust fall box (1), be equipped with a plurality of electronic air supplement valve (4) that are used for to supply air duct (3) inside mend cold wind on supply air duct (3), temperature sensor and electronic air supplement valve (4) all are connected with the PLC controller.
2. The air supply system applied to the pulse type environment-friendly dust collector as claimed in claim 1, wherein: the inside of box (1) is formed by filter bag fixed plate (5) interval from supreme foul smell chamber (200) and the air purification chamber (300) of arranging in proper order down, deposition bucket (2) and foul smell chamber (200) intercommunication, install a plurality of filtration filter bags (6) that are located foul smell air chamber (200) on filter bag fixed plate (5), through filtering filter bag (6) intercommunication between foul smell air chamber (200) and air purification chamber (300).
3. The air supply system applied to the pulse type environment-friendly dust collector as claimed in claim 1, wherein: the air outlet end of the electric air supplement valve (4) is communicated with the air supply pipeline (3), the air inlet end is connected with an air supplement fan (7) used for sending cold air to the electric air supplement valve (4), and the air supplement fan (7) is connected with an air supplement air pipe (71).
4. The air supply system applied to the impulse type environment-friendly dust collector is characterized in that: an installation chamber (400) is arranged at the upper part of the air supply pipeline (3), an installation chamber access door is arranged at the top of the installation chamber (400), the air supplementing fan (7) is arranged in the installation chamber (400), and one end of the air supplementing air pipe (71) extends out of the installation chamber (400); the PLC is connected with an air supplementing fan (7).
5. The air supply system applied to the impulse type environment-friendly dust collector is characterized in that: the air inlet (201) is connected with the air distributing pipe (31) through an air inlet control valve (8), and the air inlet control valve (8) is connected and controlled by a PLC (programmable logic controller).
6. The air supply system applied to the impulse type environment-friendly dust collector is characterized in that: a wind shield (9) is arranged in the dust deposition hopper (2), and the top end of the wind shield (9) is lower than the lower end of the air inlet (201).
7. The air supply system applied to the impulse type environment-friendly dust collector is characterized in that: the box body (1) is provided with an air outlet communicated with the air purifying cavity (300), the air outlet is connected with a dust removing fan (500) through an air suction pipeline, and the dust removing fan (500) is connected with the PLC.
8. The air supply system applied to the impulse type environment-friendly dust collector is characterized in that: a differential pressure sensor (600) is connected between the turbid air cavity (200) and the purified air cavity (300), the differential pressure sensor (600) is connected with the PLC, the PLC is connected with a fan frequency converter, and the fan frequency converter is connected with a dust removal fan (500).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123384084.8U CN216726238U (en) | 2021-12-29 | 2021-12-29 | Air supply system applied to pulse type environment-friendly dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123384084.8U CN216726238U (en) | 2021-12-29 | 2021-12-29 | Air supply system applied to pulse type environment-friendly dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216726238U true CN216726238U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123384084.8U Active CN216726238U (en) | 2021-12-29 | 2021-12-29 | Air supply system applied to pulse type environment-friendly dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216726238U (en) |
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2021
- 2021-12-29 CN CN202123384084.8U patent/CN216726238U/en active Active
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