CN215692606U

CN215692606U - Main unit of central dust collecting system

Info

Publication number: CN215692606U
Application number: CN202121936515.4U
Authority: CN
Inventors: 陈万龙; 康海涛; 周景才; 谭云丽
Original assignee: Guangzhou Lidetaike Mechanical Equipment Co ltd
Current assignee: Guangzhou Lidetaike Mechanical Equipment Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-02-01
Anticipated expiration: 2031-08-17

Abstract

The application relates to the technical field of dust removal systems, and aims at the problem of inconvenient cleaning of a filter element of a traditional central dust removal system host machine, the host machine of the central dust collection system comprises a cabinet body, wherein a negative pressure fan is installed in the cabinet body, the negative pressure fan is communicated with an air outlet pipe and an air inlet pipe, the air inlet pipe is connected with a filter cylinder in series, a partition plate is horizontally arranged in the filter cylinder, the filter cylinder is divided into an upper cavity and a lower cavity by the partition plate, the upper cavity is communicated with the negative pressure fan, the lower cavity is communicated with the outside, a filter element is coaxially arranged in the lower cavity, the inner cavity of the filter element is communicated with the upper cavity, a dust removal pipe is also vertically arranged in the inner cavity of the filter element, and the peripheral wall of the dust removal pipe is provided with a plurality of air holes; the cabinet body is also internally provided with an air source assembly which is communicated with the dust removal pipe. This application has the filter core that makes central authorities 'dust pelletizing system's host computer and washs simple and convenient effect more.

Description

Main unit of central dust collecting system

Technical Field

The application relates to the field of dust removal systems, in particular to a main machine of a central dust collection system.

Background

In some workshops with much smoke and dust, in order to improve the working environment of workers and improve the air quality of the workshops, a central dust collecting system is generally required to be installed to treat dust.

In the related art, a central dust collecting system generally includes a host and a plurality of dust removal terminal pipes, a negative pressure fan is arranged in the host, the negative pressure fan is communicated with an air inlet pipe and an air outlet pipe, a filter cartridge is connected in series with the air inlet pipe, a filter element is installed in the filter cartridge, the filter element is generally made of a mesh-shaped fiber material, the filter element is cylindrical, an inner cavity is coaxially formed in the top end of the filter element, the inner cavity of the filter element is communicated with the negative pressure fan, the air inlet pipe is communicated with the dust removal terminal pipes during dust removal, air with dust is firstly sucked into the filter cartridge through the negative pressure fan, the dust is filtered at the periphery of the filter element, the air enters the inner cavity of the filter cartridge and flows to the negative pressure fan, and is finally discharged through the air outlet pipe of the negative pressure fan, so that dust removal is achieved.

With respect to the above-described related art, the inventors consider that the following drawbacks exist: the periphery will be amassed with the dust after the filter core work a period of time, influences gaseous filter effect, for making the gas that contains the dust can be filtered better, need frequently pull down the filter core and wash, and is comparatively inconvenient, consequently, exists the improvement space.

SUMMERY OF THE UTILITY MODEL

In order to make the cleaning of the filter element in the filter cylinder simpler and more convenient, the application provides a main machine of a central dust collecting system.

The application provides a main engine of central dust collecting system, adopts following technical scheme:

a main machine of a central dust collecting system comprises a cabinet body, wherein a negative pressure fan is installed in the cabinet body, the negative pressure fan is communicated with an air outlet pipe and an air inlet pipe, a filter cylinder is connected in series with the air inlet pipe, a partition plate is horizontally arranged in the filter cylinder and divides the filter cylinder into an upper cavity and a lower cavity, the upper cavity is communicated with the negative pressure fan, the lower cavity is communicated with the outside, a filter element is coaxially arranged in the lower cavity, the inner cavity of the filter element is communicated with the upper cavity, a dust removing pipe is vertically arranged in the inner cavity of the filter element, and the peripheral wall of the dust removing pipe is provided with a plurality of air holes; the cabinet is also internally provided with an air source assembly which is communicated with the dust removal pipe.

Through adopting above-mentioned technical scheme, when the clean filter core of needs, through the intraductal injection gas of air supply subassembly toward the dust removal, gaseous via the gas pocket blowout of dust removal pipe, the dust of filter core periphery can be blown off by spun gas, and then accomplishes the cleanness of filter core, compares traditional needs and tears out the filter core and strain abluent mode simple and convenient more, is favorable to reducing the clean degree of difficulty of filter core.

Preferably, the air source assembly comprises an air storage tank arranged in the cabinet body, the air storage tank is communicated with an air inlet pipe and an air outlet pipe, the electromagnetic valve is installed on the air outlet pipe, the air outlet pipe is communicated with the dust removal pipe, and the air inlet pipe is further communicated with an air compressor.

Through adopting above-mentioned technical scheme, keep in gas in the gas holder through the air compressor machine, during the clearance filter core, make the gas in the gas holder can let in the dust removal pipe and spout via the gas pocket through opening the solenoid valve, realize the cleanness of filter core, through the setting of gas holder, utilize the gas holder to carry out temporary storage to the gas that the air compressor machine produced, make in the follow-up mode that can directly open and close through the control solenoid valve pours into the dust removal pipe with the gas in the gas holder into, need frequently open the condition of air compressor machine when being favorable to reducing clean filter core, make the cleanness of filter core more simple and convenient.

Preferably, the filter core inner chamber is provided with pneumatic rotary joint, the one end that the gas holder was kept away from to the outlet duct communicates with pneumatic rotary joint's stiff end, dust removal pipe communicates with pneumatic rotary joint's rotatory end, both axes of pneumatic rotary joint and filter core coincide.

By adopting the technical scheme, through the arrangement of the pneumatic rotary joint, the gas in the gas storage tank is introduced into the pneumatic rotary joint, so that the rotary end of the pneumatic rotary joint is driven to rotate, and the rotary end of the pneumatic rotary joint can drive the dust removal pipe to rotate around the axis of the filter element; meanwhile, gas enters the dust removal pipe through the rotating end of the pneumatic rotating joint and then is sprayed out through the air hole, so that the dust removal pipe can rotate and spray air at the same time, and dust on the periphery of the filter element can be blown off better.

Preferably, one end of the air inlet pipe, which is far away from the air storage tank, is provided with a gas-liquid separator, an air outlet of the gas-liquid separator is communicated with the air inlet pipe, and an air inlet of the gas-liquid separator is communicated with the air compressor.

Through adopting above-mentioned technical scheme, through gas-liquid separator's setting for the air that the air compressor machine produced can be filtered by gas-liquid separator, makes moisture in the gas can be by the filtering, thereby makes the gas via the gas pocket spun of dust removal pipe drier, is convenient for blow the dust of filter core periphery better, is favorable to reducing the condition that the gas pocket spun gas through dust removal pipe contains the dust that moisture leads to on the filter core and condenses.

Preferably, the side wall of the cabinet body is horizontally provided with a fixed plate, the top side of the fixed plate is provided with a water collecting barrel, and the water collecting barrel is positioned under a water outlet of the gas-liquid separator.

By adopting the technical scheme, the water filtered by the gas-liquid separator can be collected by the water collecting barrel through the arrangement of the water collecting barrel, so that the situation that the water filtered by the gas-liquid separator directly falls to the ground to cause pollution is favorably reduced.

Preferably, the side wall of the cabinet body is further provided with a heat radiation fan, the heat radiation fan is communicated with the inner cavity of the cabinet body, and the cabinet body is provided with a plurality of heat radiation holes.

By adopting the technical scheme, the heat generated by the negative pressure fan can be timely discharged through the heat dissipation holes by arranging the heat dissipation fan and the heat dissipation holes; meanwhile, the cabinet body can be drawn out of the cabinet body through the cooling fan, so that the cabinet body is not easy to overheat, the negative pressure fan can run better, and the service life of the negative pressure fan can be prolonged.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the dust removal pipe is arranged in the inner cavity of the filter element, the dust removal pipe is provided with the air holes, the cabinet body is provided with the air source assembly, the air source assembly is connected with the dust removal pipe, air is injected into the dust removal pipe through the air source assembly, and the air is sprayed out through the air holes to blow off dust on the periphery of the filter element, so that the cleaning of the filter element is simpler and more convenient;

2. through the setting of vapour and liquid separator for air compressor machine spun gas can be filtered by vapour and liquid separator, makes the spun gas of dust removal pipe gas pocket be difficult for containing moisture at last.

Drawings

Fig. 1 is a schematic structural diagram for illustrating a cabinet according to an embodiment of the present application.

Fig. 2 is a schematic view for illustrating the interior of a cabinet according to an embodiment of the present application.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is an enlarged schematic view of a portion B in fig. 2.

Description of reference numerals:

1. a cabinet body; 10. cushion blocks; 11. a control element; 12. a water collection cylinder; 13. a fixing plate; 14. a cabinet door; 15. heat dissipation holes; 16. a heat radiation fan; 2. a negative pressure fan; 21. an air inlet pipe; 22. an air outlet pipe; 3. a filter cartridge; 30. a partition plate; 301. an upper cavity; 302. a lower cavity; 31. a filter element; 32. a collection barrel; 4. a gas storage tank; 41. an air inlet pipe; 42. an air outlet pipe; 421. an electromagnetic valve; 422. a pneumatic rotary joint; 43. a gas-liquid separator; 431. an air inlet; 432. a water outlet; 5. a dust removal pipe; 50. and (4) air holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a host of a central dust collecting system, referring to fig. 1 and 2, the host comprises a cabinet body 1, one side of the cabinet body 1 is provided with an opening, the cabinet body 1 is also provided with a cabinet door 14 for sealing the opening, a negative pressure fan 2 is erected in the cabinet body 1, the negative pressure fan 2 is communicated with an air inlet pipe 21 and an air outlet pipe 22, the air outlet pipe 22 is connected with a filter cartridge 3 in series, the filter cartridge 3 is vertically arranged, a partition plate 30 for dividing the inner cavity of the filter cartridge 3 into an upper cavity 301 and a lower cavity 302 is horizontally arranged in the filter cartridge 3, the upper cavity 301 is communicated with the negative pressure fan 2, the lower cavity 302 is communicated with the outside, a filter element 31 is coaxially fixed in the lower cavity 302, the inner cavity of the filter element 31 is communicated with the upper cavity 301, two groups of dust collecting pipes 5 are erected in the filter element 31 vertically, the peripheral walls of the dust collecting pipes 5 are all provided with a plurality of air holes 50, an air source assembly is further arranged in the cabinet body 1, the air source assembly is communicated with the dust collecting pipes 5, air source assembly is injected into the dust collecting pipes 5 and finally sprayed out through the air holes 50, the dust on the outer periphery of the filter element 31 is discharged by the jetted gas, and the filter element 31 is cleaned.

Referring to fig. 1 and 2, a collecting barrel 32 is further installed at the bottom of the filter cartridge 3, the collecting barrel 32 is located under the filter cartridge 3, and the collecting barrel 32 is communicated with the lower cavity 302, so that dust blown off from the periphery of the filter element 31 can fall into the collecting barrel 32, collection of the dust is facilitated, and the dust is not easy to fall into the cabinet 1 to pollute the cabinet 1.

Referring to fig. 2 and 3, the air source assembly includes the air storage tank 4 fixed in the cabinet body 1, and the both ends of the air storage tank 4 are respectively communicated with an air inlet pipe 41 and an air outlet pipe 42, and one end of the air inlet pipe 41, which is far away from the air storage tank 4, extends out of the cabinet body 1 and one end of the air inlet pipe 41, which is far away from the air storage tank 4, is also communicated with an air compressor. The air outlet pipe 42 is provided with an electromagnetic valve 421, and one end of the air outlet pipe 42 far away from the air storage tank 4 is communicated with the two groups of dust removing pipes 5. Utilize the air compressor machine to produce gas and with gas storage in gas holder 4, make the gas in the gas holder 4 can let in two sets of dust removal pipes 5 through opening solenoid valve 421 during the cleanness, spout through the gas pocket 50 of two sets of dust removal pipes 5 again, and then realize the cleanness of filter core 31.

Referring to fig. 2 and 4, the one end that the gas holder 4 was kept away from to intake pipe 41 is provided with vapour and liquid separator 43, vapour and liquid separator 43 installs at cabinet body 1 outer wall, the air inlet 431 and the air compressor machine intercommunication of vapour and liquid separator 43, the one end intercommunication that the gas holder 4 was kept away from to the gas outlet and intake pipe 41 of vapour and liquid separator 43, through above setting, make the moisture in the gas that the air compressor machine produced can be filtered by vapour and liquid separator 43, make the difficult moisture that contains of gas that gets into in the gas holder 4, make the gas via the gas pocket 50 spun of dust removal pipe 5 drier, be convenient for blow the dust in filter core 31 periphery better.

Referring to fig. 2 and 4, the outer side wall of the cabinet body 1 is further horizontally and fixedly connected with a fixing plate 13, the fixing plate 13 and the gas-liquid separator 43 are located on the same outer side wall of the cabinet body 1, the water collecting cylinder 12 is placed on the fixing plate 13, and the water collecting cylinder 12 is located right below the water outlet 432 of the gas-liquid separator 43, so that the water filtered by the gas-liquid separator 43 can be collected by the water collecting cylinder 12 in time, and the pollution caused by water dropping to the ground can be reduced.

Referring to fig. 2 and 3, one end of the air outlet pipe 42 away from the air storage tank 4 extends into the inner cavity of the filter element 31; the inner cavity of the filter element 31 is also provided with a pneumatic rotary joint 422, the axis of the pneumatic rotary joint 422 is superposed with the axis of the filter element 31, one end of the air outlet pipe 42, which is far away from the air storage tank 4, is communicated with the fixed end of the pneumatic rotary joint 422, the top ends of the two groups of dust removing pipes 5 are communicated with the rotary end of the pneumatic rotary joint 422, and through the arrangement, the air in the air storage tank 4 is injected into the pneumatic rotary joint 422 to drive the rotary end of the pneumatic rotary joint 422 to rotate; meanwhile, the gas flowing into the pneumatic rotary joint 422 flows into the two groups of dust removing pipes 5 and is sprayed out through the air holes 50 of the dust removing pipes 5, so that the two groups of dust removing pipes 5 can rotate around the axis of the filter element 31 and spray air at the same time, and the dust on the periphery of the filter element 31 can be blown off more thoroughly.

Referring to fig. 1 and 2, a plurality of louvres 15 have all been seted up to cabinet body 1 lateral wall and cabinet body 1 diapire, radiator fan 16 is still installed to cabinet body 1 lateral wall, radiator fan 16 and cabinet body 1 inner chamber intercommunication, through the setting of radiator fan 16 with louvre 15, it is convenient for strengthen the circulation of air in the cabinet body 1 just to have, make the heat that negative-pressure air fan 2 produced when moving can in time distribute to the cabinet body 1 outside, be favorable to reducing the condition that negative-pressure air fan 2 leads to the overheated damage of negative-pressure air fan 2 for long-time operation.

Referring to fig. 1 and 2, the outer wall of the bottom of the cabinet body 1 is fixedly connected with four groups of cushion blocks 10, and the four groups of cushion blocks 10 are distributed in a uniform rectangular shape, so that the distance between the bottom wall of the cabinet body 1 and the ground can be kept, the improvement of the heat dissipation area of the cabinet body 1 is facilitated, and the negative pressure fan 2 can dissipate heat better.

The implementation principle of the embodiment of the application is as follows: during dust removal, air with dust is sucked into the lower cavity 302 of the filter cartridge 3 through the negative pressure fan 2, the dust in the air is filtered out at the periphery of the filter element 31, the filtered air flows to the negative pressure fan 2 through the inner cavity of the filter element 31 and the air inlet pipe 21, and finally the air is discharged from the air outlet pipe 22 of the negative pressure fan 2, so that the air is filtered. When dust in the filter element 31 needs to be cleaned, the electromagnetic valve 421 is opened, so that the gas in the gas storage tank 4 flows into the pneumatic rotary joint 422 through the gas outlet pipe 42, and the rotary end of the pneumatic rotary joint 422 is driven to rotate; meanwhile, the gas flowing into the pneumatic rotary joint 422 flows into the dust removal pipe 5 and is finally sprayed out through the air holes 50 of the dust removal pipe 5, and the dust filtered on the periphery of the filter element 31 is blown off by the sprayed gas, so that the filter element 31 is more simple and convenient to clean.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A main unit of a central dust collecting system, characterized in that: the improved vacuum filter comprises a cabinet body (1), wherein a negative pressure fan (2) is installed in the cabinet body (1), the negative pressure fan (2) is communicated with an air outlet pipe (22) and an air inlet pipe (21), the air inlet pipe (21) is connected with a filter cartridge (3) in series, a partition plate (30) is horizontally arranged in the filter cartridge (3), the filter cartridge (3) is divided into an upper cavity (301) and a lower cavity (302) by the partition plate (30), the upper cavity (301) is communicated with the negative pressure fan (2), the lower cavity (302) is communicated with the outside, a filter element (31) is coaxially arranged in the lower cavity (302), the inner cavity of the filter element (31) is communicated with the upper cavity (301), a dust removal pipe (5) is vertically arranged in the inner cavity of the filter element (31), and a plurality of air holes (50) are formed in the peripheral wall of the dust removal pipe (5); the dust removal cabinet is characterized in that an air source assembly is further arranged in the cabinet body (1), and the air source assembly is communicated with the dust removal pipe (5).

2. A main unit of a central dust collecting system according to claim 1, wherein: the air supply assembly comprises an air storage tank (4) arranged in the cabinet body (1), the air storage tank (4) is communicated with an air inlet pipe (41) and an air outlet pipe (42), the air outlet pipe (42) is provided with an electromagnetic valve (421), the air outlet pipe (42) is communicated with a dust removal pipe (5), and the air inlet pipe (41) is also communicated with an air compressor.

3. A main unit of a central dust collecting system according to claim 2, wherein: the filter core (31) inner chamber is provided with pneumatic rotary joint (422), the one end that gas holder (4) were kept away from in outlet duct (42) communicates with the stiff end of pneumatic rotary joint (422), the rotatory end intercommunication of dust removal pipe (5) and pneumatic rotary joint (422), both axes of pneumatic rotary joint (422) and filter core (31) coincide.

4. A main unit of a central dust collecting system according to claim 2, wherein: one end of the air inlet pipe (41) far away from the air storage tank (4) is provided with a gas-liquid separator (43), an air outlet of the gas-liquid separator (43) is communicated with the air inlet pipe (41), and an air inlet (431) of the gas-liquid separator (43) is communicated with an air compressor.

5. The main unit of a central dust collecting system according to claim 4, wherein: the cabinet body (1) lateral wall level is provided with fixed plate (13), fixed plate (13) top side is provided with water-collecting drum (12), water-collecting drum (12) are located under delivery port (432) of vapour and liquid separator (43).

6. A main unit of a central dust collecting system according to claim 1, wherein: the heat dissipation cabinet is characterized in that a heat dissipation fan (16) is further mounted on the side wall of the cabinet body (1), the heat dissipation fan (16) is communicated with the inner cavity of the cabinet body (1), and a plurality of heat dissipation holes (15) are formed in the cabinet body (1).