CN213758055U

CN213758055U - Dust collector of stemming workshop

Info

Publication number: CN213758055U
Application number: CN202022639854.8U
Authority: CN
Inventors: 孟庆新; 吴秀强
Original assignee: Shandong Hengxin Lizhong New Material Co ltd
Current assignee: Shandong Hengxin Lizhong New Material Co ltd
Priority date: 2020-11-14
Filing date: 2020-11-14
Publication date: 2021-07-23
Anticipated expiration: 2030-11-14

Abstract

The application relates to the field of dust removal equipment, in particular to a dust removal device for a stemming production workshop, which comprises a plurality of gas transmission main pipes, wherein a plurality of gas collection assemblies are communicated with the gas transmission main pipes; the other end of the gas collection assembly is positioned on the ground of the production workshop and is used for extracting air in the stemming production workshop; the gas transmission main pipe is fixedly communicated with a dust removal mechanism; the air inlet end of the dust removal mechanism is arranged on the main gas transmission pipe; the air outlet end of the dust removing mechanism is communicated with a first air exhaust fan; the air inlet end of the first air exhaust fan is communicated with the air outlet end of the dust removal mechanism; the air outlet end of the first exhaust fan is communicated with an air guide pipe fixedly connected to the outer wall of the stemming production workshop; the air guide pipe is communicated with a second air exhaust fan fixedly connected to the upper part of the inner wall of the stemming production workshop; the air inlet end of the second air exhaust fan is communicated with the air guide pipe, and the air outlet end of the second air exhaust fan is arranged back to the inner wall of the stemming production workshop. This application can be comparatively comprehensive cover stemming workshop and remove dust the clearance, has better dust collection efficiency, guarantees operating personnel's healthy effect.

Description

Dust collector of stemming workshop

Technical Field

The application relates to the field of dust removal equipment, in particular to a dust removal device for a stemming production workshop.

Background

The stemming can be divided into two parts: refractory aggregate and binder. The refractory aggregate refers to corundum, mullite, flint clay and other refractory raw materials and coke, mica and other modified materials. The binding agent is organic materials such as water or tar pitch, phenolic resin and the like, and is also added with SiC, Si3N4, an expanding agent, an additive and the like. In the preparation process of the stemming, as the refractory aggregate is powder, dust is inevitably generated, the workshop environment is polluted, and the health of operators is influenced.

Referring to fig. 1, a conventional dust removing apparatus includes a cyclone 7, the cyclone 7 is communicated with a dust suction pipe 71, one end of the dust suction pipe 71 is communicated with an air inlet end of the cyclone 7, and the other end is disposed at the top of a production workshop.

The above prior art solutions have the following drawbacks: in the application process of the prior art, although the dust content in the stemming workshop is reduced, the dust is easy to overflow and disperse to the whole workshop due to the fact that the workshop is spacious, and the prior art has the problem of poor dust removal efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the relatively poor problem of dust collection efficiency that exists prior art, this application aim at provides a dust collector in stemming workshop.

The application purpose of the application is realized by the following technical scheme: a dust removal device for a stemming production workshop comprises a plurality of gas transmission main pipes which are pre-buried underground in the stemming production workshop, wherein a plurality of gas collection assemblies are communicated on the gas transmission main pipes along the axial direction of the gas transmission main pipes; one end of the gas collection assembly is buried underground in the stemming production workshop and is fixedly communicated with the gas transmission main pipe; the other end of the gas collection assembly is positioned on the ground of the production workshop and is used for extracting air in the stemming production workshop; the gas transmission main pipe is fixedly communicated with a dust removal mechanism; the air inlet end of the dust removal mechanism is arranged on the main gas transmission pipe; the air outlet end of the dust removing mechanism is communicated with a first air exhaust fan; the air inlet end of the first air exhaust fan is communicated with the air outlet end of the dust removal mechanism; the air outlet end of the first exhaust fan is communicated with an air guide pipe fixedly connected to the outer wall of the stemming production workshop; the air guide pipe is communicated with a second air exhaust fan fixedly connected to the upper part of the inner wall of the stemming production workshop; the air inlet end of the second air exhaust fan is communicated with the air guide pipe, and the air outlet end of the second air exhaust fan is arranged back to the inner wall of the stemming production workshop.

By adopting the technical scheme, dust generated by stemming production is absorbed and collected by the plurality of gas collecting assemblies arranged on the ground of the stemming production workshop, air with dust absorbed by the gas collecting assemblies enters the dust removal mechanism through the gas transmission main pipe under the action of the first air exhaust fan and the second air exhaust fan to be filtered and removed, and the filtered air returns to the stemming production workshop again through the air guide pipe and the second air exhaust fan; this is gone back to air among the stemming workshop through the second extraction fan and can flow to the gas collection subassembly, has avoided the dust easily to spill and has dispersed for dust directional motion to the gas collection subassembly further promotes the dust collection efficiency of this application.

Preferably, the dust removing mechanism comprises an outer shell, and a plurality of dust removing screen plates are arranged in the outer shell; the dust removal screen is vertical to the bottom surface of the outer shell; the dust removal screen plate is provided with a through hole in a penetrating way; the outer wall of the dedusting screen plate is coated with a filter layer; a dust accommodating cavity is formed between the adjacent dust removing screen plates; the top of the outer shell is detachably and hermetically connected with a cover plate.

By adopting the technical scheme, air with dust enters the outer shell, the dust is retained on the surface of the dust removal screen towards the air end under the filtration of the dust removal screen, the dust on the surface can fall into the dust containing cavity under the action of gravity to be collected, the filtered air flows to the air guide pipe under the action of the first air suction fan and is blown into a stemming production workshop under the action of the second air suction fan; the cover plate can be detachably connected, so that dust in the dust accommodating cavity and dust on the filter layer can be conveniently cleaned.

Preferably, the center of the dedusting net plate is fixedly connected with a first bin wall vibrator.

Through adopting above-mentioned technical scheme, avoid blockking up the dust removal otter board and make the shake-off dust fall in the dust and hold the cavity bottom simultaneously, guarantee holistic dust collection efficiency.

Preferably, the gas collection assembly comprises a gas collection head and a dust collection pipe, one end of the dust collection pipe is fixedly communicated with the gas transmission main pipe, and the other end of the dust collection pipe is fixedly communicated with the gas collection head; a filter screen is obliquely arranged in the dust collecting pipe; the dust outlet pipe is fixedly communicated with the circumferential direction of the dust collecting pipe; the central axis of the dust outlet pipe is parallel to the plane of the filter screen; the distance between the pipe inlet of the dust outlet pipe and the lowest part of the ground is equal to the distance between the filter screen and the lowest part of the ground.

By adopting the technical scheme, the gas collecting head is a hollow sphere with an opening on the surface, and is used for effectively absorbing air in the range where the gas collecting component is located and inputting the air into the dust collecting pipe, so that the integral dust removal efficiency is ensured; the setting of filter screen and play dirt pipe can filter the dust in advance and collect, reduces the load of follow-up dust removal workshop section, promotes the air handling capacity in the unit interval, is favorable to the promotion of dust collection efficiency, and the filter screen sets up with play dirt pipe slope, is favorable to exporting the dust collection pipe with filterable dust, and the dust collection efficiency of filter screen is guaranteed in the dust clearance of being convenient for.

Preferably, the outer wall of the dust collecting pipe is fixedly connected with a second bin wall vibrator; the second bin wall vibrator is positioned above the filter screen.

Through adopting above-mentioned technical scheme, second bulkhead vibrator vibrates the dust collecting pipe and can prevent that the filter screen from blockking up, guarantees the dust collection efficiency of filter screen, makes the dust shake off in a dirt pipe simultaneously, the clearance operation of the dust of being convenient for.

Preferably, the dust collecting pipe is fixedly communicated with a control valve; the control valve is positioned above the second bin wall vibrator; an air supply assembly is arranged in the dust collecting pipe; the air supply assembly is positioned below the filter screen; the air supply assembly comprises a rotating rod which is rotatably connected in the dust collecting pipe and a driving motor which drives the rotating rod to rotate around the self axial direction, and the central axis of the rotating rod is vertical to the central axis of the dust collecting pipe; the driving motor is fixedly connected with the outer wall of the dust collecting pipe; an output shaft of the driving motor is fixedly connected with the rotating rod through a coupler; a plurality of air supply straight blades are fixedly connected with the circumferential direction of the rotating rod along the axial direction of the rotating rod; the distance between the adjacent air supply straight blades is equal.

Through adopting above-mentioned technical scheme, when clearing up the dust on the filter screen, close control valve, first fan and the second fan of bleeding, open driving motor corotation reversal, open second bulkhead vibrator for dust on the filter screen breaks away from the filter screen and flows in out the dirt pipe, thereby is convenient for derive the dust on the filter screen, the clearance operation of the dust of being convenient for.

Preferably, the gas transmission main pipes are parallel to each other; the distance between the adjacent gas transmission main pipes is equal.

Through adopting above-mentioned technical scheme, can be so that the gas collection subassembly on the gas transmission person in charge comparatively evenly distributed removes dust in the stemming workshop and clears up, reduces the dust removal dead angle, promotes dust collection efficiency, guarantees operating personnel's health.

Preferably, the gas collection assembly is vertically and fixedly communicated with the circumference of the gas transmission main pipe; the spacing between adjacent gas collecting assemblies is equal.

Through adopting above-mentioned technical scheme, can make the gas collection subassembly on the gas transmission person in charge distribute in the stemming workshop in a dot matrix and remove dust the clearance, further eliminate the dust removal dead angle, can effectively promote dust collection efficiency, the air quality in the guarantee workshop to guarantee operating personnel's health.

In summary, the present application has the following advantages:

1. the gas collection subassembly on the gas transmission person in charge of this application becomes dot-matrix and distributes and remove dust the clearance in the stemming workshop, further eliminates the dust removal dead angle, can effectively promote dust collection efficiency, ensures the air quality in the workshop to guarantee operating personnel's health.

2. The gas collection subassembly of this application can filter the collection to the dust in advance, reduces the load of follow-up dust removal workshop section, promotes the air handling capacity in the unit interval to promote holistic dust collection efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of a related art dust removing device.

Fig. 2 is a schematic overall structure diagram of an embodiment in the present application.

Fig. 3 is a schematic structural view of a gas transmission main and a gas collecting assembly in an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a dust removing mechanism in an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a gas collection assembly in an embodiment of the present application.

In the figure, 1, a gas transmission main pipe; 2. a gas collection assembly; 21. a gas collecting head; 22. a dust collecting pipe; 221. an upper dust collecting pipe; 222. a lower dust collecting pipe; 23. a filter screen; 24. a dust outlet pipe; 25. a second silo wall vibrator; 26. a control valve; 27. an air supply assembly; 271. rotating the rod; 272. a drive motor; 273. air supply straight blade paddles; 3. a dust removal mechanism; 31. an outer housing; 32. a dust removal screen plate; 321. a through hole; 33. a filter layer; 34. a dust-containing cavity; 35. a cover plate; 36. a first silo wall vibrator; 4. a first extraction fan; 5. an air guide pipe; 6. a second extraction fan; 7. a cyclone dust collector; 71. a dust collection pipeline.

Detailed Description

The present application is described in further detail below with reference to figures 2-5.

Referring to fig. 2 and 3, for the dust collector in stemming workshop that this application discloses, including many gas transmission main pipes 1 of burying in stemming workshop underground, gas transmission main pipe 1 is the outside diameter and is 35.0mm and the internal diameter is 28.0 mm's PVC pipe. The outer wall of the PVC pipe is sprayed with weather-resistant paint, and the inner wall of the PVC pipe is sprayed with polytetrafluoroethylene paint. In order to ensure the dust removal efficiency, the gas transmission main pipes 1 are parallel to each other, and the distance between every two adjacent gas transmission main pipes 1 is 3.0 m. A plurality of air collecting assemblies 2 used for extracting air of a stemming production workshop are vertically communicated with the air transmission main pipe 1 along the axial direction of the air transmission main pipe 1. The gas collection component 2 is vertically and fixedly communicated with the circumference of the gas transmission main pipe 1 through a three-way pipe. In order to ensure the dust removal efficiency, the spacing between adjacent gas collecting assemblies 2 is 3.0 m.

Referring to fig. 2 and 3, one end of the gas collection assembly 2 is buried underground in the stemming production workshop and is vertically and fixedly communicated with the circumference of the gas transmission main pipe 1. The other end of the gas collection component 2 is positioned on the ground of the production workshop, and the height of the highest position of the gas collection component 2 from the ground is 1.5 m. The gas transmission main pipe 1 is fixedly communicated with a dust removal mechanism 3 arranged outside the stemming production workshop. The air inlet end of the dust removing mechanism 3 is communicated with the main air transmission pipe 1, and the air outlet end of the dust removing mechanism 3 is communicated with a first air exhaust fan 4. The air inlet end of the first air exhaust fan 4 is communicated with the air outlet end of the dust removal mechanism 3, and the air outlet end of the first air exhaust fan 4 is communicated with an air guide pipe 5 fixedly connected to the outer wall of the stemming production workshop. The air guide pipe 5 is also a PVC pipe having an outer diameter of 35.0mm and an inner diameter of 28.0 mm. The outer wall of the PVC pipe is sprayed with weather-resistant paint, and the inner wall of the PVC pipe is sprayed with polytetrafluoroethylene paint. The air guide pipe 5 is communicated with a second air exhaust fan 6 fixedly connected to the upper part of the inner wall of the stemming production workshop. The air inlet end of the second air exhaust fan 6 is communicated with the air guide pipe 5, and the air outlet end of the second air exhaust fan 6 faces back to the inner wall of the stemming production workshop. The second air extracting fan 6 is used for extracting the air filtered by the dust removing mechanism 3 into the stemming production workshop.

Referring to fig. 4, the dust removing mechanism 3 includes an outer case 31, and the outer case 31 is a hollow rectangular parallelepiped case with one end open. A cover plate 35 is bolted to the open end of the outer housing 31. To ensure the sealing property, a sealing strip made of butyl rubber is padded between the cover plate 35 and the outer shell 31. Three dust removing screen plates 32 which are mutually spaced and vertical to the bottom surface of the outer shell 31 are fixedly connected in the outer shell 31 in a jogged mode along the length direction of the outer shell 31. The plane of the air inlet end of the outer shell 31 is located on the opposite side of the plane of the air outlet end of the outer shell 31, and the perpendicular lines of the plane of the air inlet end of the outer shell 31 and the plane of the air outlet end of the outer shell 31 are perpendicular to the dust removing screen plate 32. The dust removing screen plate 32 is a bamboo charcoal fiber felt, a plurality of through holes 321 with the diameter of 8mm penetrate through the surface of the bamboo charcoal fiber felt, and the aperture ratio of the dust removing screen plate 32 is 50%. In order to ensure the dust removal quality, the outer wall of the dust removal screen plate 32 is coated with a filter layer 33, and the filter layer 33 is made of non-woven fabrics. Be formed with the dust between the adjacent dust removal otter board 32 and hold cavity 34, dust removal otter board 32 has also formed the dust with shell body 31 inner wall and has held cavity 34, can make to be detained in the dust on non-woven fabrics surface and fall in dust holds cavity 34, avoids the dust on non-woven fabrics surface too much, influences dust collection efficiency. In order to further prevent the dust on the surface of the non-woven fabric from being too much, a first bulkhead vibrator 36 is fixedly connected to the surface center of the dust removing screen plate 32, which is opposite to the air inlet end of the outer shell 31.

Referring to fig. 5, the gas collecting assembly 2 includes a gas collecting head 21 and a dust collecting pipe 22, wherein one end of the dust collecting pipe 22 is fixedly communicated with the gas transmission main pipe 1, and the other end of the dust collecting pipe 22 is fixedly communicated with the gas collecting head 21. The geometric shape of the air collecting head 21 is a hollow sphere, the hollow sphere is provided with an air inlet hole with the diameter of 18mm, and the aperture ratio of the hollow sphere is 60%.

Referring to fig. 5, the dust collecting pipe 22 includes an upper dust collecting pipe 221 and a lower dust collecting pipe 222, wherein one end of the upper dust collecting pipe 221 is fixedly connected to the gas collecting head 21, and the other end is threaded and hermetically connected to the lower dust collecting pipe 222. The lower dust collecting pipe 222 is pre-buried underground, one end is fixedly communicated with the gas transmission main pipe 1, and the other end is threaded and hermetically communicated with the upper dust collecting pipe 221.

Referring to fig. 5, in order to ensure the dust removal efficiency, the present application filters the air in advance, and the scheme is as follows: the upper dust collecting pipe 221 is fixedly connected with a filter screen 23 in an inclined way, and the filter screen 23 is a 200-mesh screen. The upper dust collecting pipe 221 is circumferentially and fixedly communicated with a dust outlet pipe 24, the central axis of the dust outlet pipe 24 is parallel to the plane of the filter screen 23, and the distance between the pipe inlet of the dust outlet pipe 24 and the lowest position of the ground is equal to the distance between the filter screen 23 and the lowest position of the ground. In order to clean the dust on the filter screen 23, a second wall vibrator 25 is fixedly connected to the outer wall of the dust collecting pipe 22 and above the filter screen 23.

Referring to fig. 5, in order to accelerate the air flow, an air supply assembly 27 is provided in the upper dust collecting pipe 221 below the filter screen 23. The air supply assembly 27 includes a rotating rod 271 rotatably connected to the interior of the dust pipe 22, and the central axis of the rotating rod 271 is perpendicular to the central axis of the dust pipe 22. A driving motor 272 for driving the rotation shaft 271 to rotate around its own axis is fixedly connected to the outer wall of the upper dust collecting pipe 221. An output shaft of the driving motor 272 is fixedly connected with the rotating rod 271 through a coupler, so that the rotating rod 271 is driven to rotate around the self axial direction. A plurality of air supply straight-blade paddles 273 are fixedly connected to the circumferential direction of the rotating rod 271 along the axial direction of the rotating rod 271, the air supply straight-blade paddles 273 are spaced from each other and have the same pitch, and the air supply straight-blade paddles 273 are straight-blade paddles.

Referring to fig. 5, in order to clean the dust on the filter screen 23 more conveniently, a control valve 26 located above the second bin wall vibrator 25 is fixedly communicated with the dust collecting pipe 22, and the control valve 26 is a ball valve. When the dust on the filter screen 23 is cleaned, the ball valve, the first air exhaust fan 4 and the second air exhaust fan 6 are closed, the driving motor 272 is started to rotate forwards and backwards, and the second bin wall vibrator 25 is started, so that the dust on the filter screen 23 is separated from the filter screen 23 and flows into the dust outlet pipe 24, and the dust on the filter screen 23 is convenient to guide out.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the 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. The utility model provides a dust collector in stemming workshop which characterized in that: the device comprises a plurality of gas transmission main pipes (1) which are buried underground in a stemming production workshop, wherein a plurality of gas collection assemblies (2) are communicated on the gas transmission main pipes (1) along the axial direction of the gas transmission main pipes (1); one end of the gas collection component (2) is buried underground in the stemming production workshop and is fixedly communicated with the gas transmission main pipe (1); the other end of the gas collection assembly (2) is positioned on the ground of the production workshop and is used for extracting air in the stemming production workshop; the gas transmission main pipe (1) is fixedly communicated with a dust removal mechanism (3); the air inlet end of the dust removing mechanism (3) is arranged on the main gas transmission pipe (1); the air outlet end of the dust removing mechanism (3) is communicated with a first air exhaust fan (4); the air inlet end of the first air exhaust fan (4) is communicated with the air outlet end of the dust removal mechanism (3); the air outlet end of the first air exhaust fan (4) is communicated with an air guide pipe (5) fixedly connected to the outer wall of the stemming production workshop; the air guide pipe (5) is communicated with a second air exhaust fan (6) fixedly connected to the upper part of the inner wall of the stemming production workshop; the air inlet end of the second air exhaust fan (6) is communicated with the air guide pipe (5) and the air outlet end of the second air exhaust fan (6) is arranged back to the inner wall of the stemming production workshop.

2. The dust removing device for a stemming production plant according to claim 1, wherein: the dust removing mechanism (3) comprises an outer shell (31), and a plurality of dust removing screen plates (32) are arranged in the outer shell (31); the dedusting screen plate (32) is vertical to the bottom surface of the outer shell (31); the dust removal screen (32) is provided with a through hole (321) in a penetrating way; the outer wall of the dust removing screen plate (32) is coated with a filter layer (33); a dust containing cavity (34) is formed between the adjacent dust removing screen plates (32); the top of the outer shell (31) is detachably and hermetically connected with a cover plate (35).

3. The dust removing device for a stemming production plant according to claim 2, wherein: the center of the dedusting net plate (32) is fixedly connected with a first bin wall vibrator (36).

4. The dust removing device for a stemming production plant according to claim 1, wherein: the gas collection assembly (2) comprises a gas collection head (21) and a dust collection pipe (22), one end of the dust collection pipe (22) is fixedly communicated with the gas transmission main pipe (1), and the other end of the dust collection pipe is fixedly communicated with the gas collection head (21); a filter screen (23) is obliquely arranged in the dust collecting pipe (22); the dust outlet pipe (24) is fixedly communicated with the circumferential direction of the dust collecting pipe (22); the central axis of the dust outlet pipe (24) is parallel to the plane of the filter screen (23); the distance between the pipe inlet of the dust outlet pipe (24) and the lowest position of the ground is equal to the distance between the filter screen (23) and the lowest position of the ground.

5. The dust removing device for a stemming production plant according to claim 4, wherein: the outer wall of the dust collecting pipe (22) is fixedly connected with a second bin wall vibrator (25); the second bin wall vibrator (25) is positioned above the filter screen (23).

6. The dust removing device for a stemming production plant according to claim 5, wherein: a control valve (26) is fixedly communicated with the dust collecting pipe (22); the control valve (26) is positioned above the second bin wall vibrator (25); an air supply component (27) is arranged in the dust collecting pipe (22); the air supply assembly (27) is positioned below the filter screen (23); the air supply assembly (27) comprises a rotating rod (271) which is rotatably connected in the dust collecting pipe (22) and a driving motor (272) which drives the rotating rod (271) to rotate around the self axial direction, and the central axis of the rotating rod (271) is vertical to the central axis of the dust collecting pipe (22); the driving motor (272) is fixedly connected with the outer wall of the dust collecting pipe (22); an output shaft of the driving motor (272) is fixedly connected with the rotating rod (271) through a coupler; a plurality of air supply straight blade paddles (273) are fixedly connected to the circumferential direction of the rotating rod (271) along the axial direction of the rotating rod (271); the distance between the adjacent air supply straight blade paddles (273) is equal.

7. The dust removing device for a stemming production plant according to claim 1, wherein: the gas transmission main pipes (1) are parallel to each other; the distance between the adjacent gas transmission main pipes (1) is equal.

8. The dust removing device for a stemming production plant according to claim 1, wherein: the gas collection assembly (2) is vertically and fixedly communicated with the circumferential direction of the gas transmission main pipe (1); the spacing between adjacent gas collecting components (2) is equal.