Dust collection device of shot blasting machine for nodular cast iron well lid machining

Abstract

The utility model relates to the technical field of well lid processing, and provides a dust suction device of a shot blasting machine for processing a nodular cast iron well lid, which comprises a box body, a dust suction machine is screwed on the top end face of the box body, dust suction pipes are arranged at the two ends of the dust suction machine, and filter screens are arranged at the bottoms of the dust suction pipes; according to the dust suction device of the shot blasting machine for machining the nodular cast iron well lid, dust generated when the nodular cast iron well lid is machined through the shot blasting machine can be sucked through the dust suction machine, the suction range can be expanded through the dust suction pipe, large sundries in gas can be filtered through the filter screen, and the motor drives the transmission gear to rotate forwards and backwards; under the meshing action of a transmission gear and a tooth groove, a supporting rod can be driven to telescopically move, the bottom of a filter screen can be scraped off through a scraper, the situation that the dust collection effect is affected due to the fact that the filter screen is blocked is avoided, water in a water storage tank can be guided into a spraying table through a flow guide pump and a water guide pipe, and spraying is conducted through the spraying table when scraping and cleaning are conducted through the scraper; the cleaning effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of manhole cover processing, and specifically relates to a dust suction device of a shot blasting machine used for processing ductile iron manhole covers. Background Art

[0002] Ductile iron manhole cover is a kind of ductile iron product. Ductile iron is processed by spheroidizing and inoculating to obtain spheroidal graphite, which effectively improves the mechanical properties of cast iron, especially the plasticity and toughness, thereby obtaining a higher strength than carbon steel. In the processing technology of ductile iron manhole cover, high-speed projectiles thrown by shot blasting machines are needed to clean or strengthen the surface of ductile iron manhole cover.

[0003] A Chinese patent discloses a dust suction device for a shot blasting machine for processing ductile iron manhole covers, the publication number is CN216705328U, and the article proposes "comprising a working frame, the working frame is provided with a shot blasting machine body and a fixing mechanism, the working frame is fixedly connected to an annular box, the inner side wall of the annular box is slidably connected to a fixing frame, the fixing frame is fixedly connected to a screening net, the left and right ends of the fixing frame are fixedly connected to a moving plate, the annular box is provided with a moving through slot matching the moving plate, and the two ends of the annular box are connected to the A Y-shaped tube is connected, the Y-shaped tube is connected to a dust collecting box, the front end of the dust collecting box is connected to a suction fan through an air suction pipe, and a dustproof net is fixedly connected to the air suction pipe. When the prior art is used, in order to prevent dust and debris from entering the suction fan, a dustproof net is used for shielding. However, when the dustproof net is shielded, dust and debris will be adsorbed on the dustproof net due to suction force, causing blockage, affecting air circulation, and reducing the dust suction effect. Therefore, it is very necessary to design a dust suction device for a shot blasting machine for processing ductile iron manhole covers. Utility Model Content

[0004] The utility model aims to provide a dust suction device for a shot blasting machine used for processing ductile iron manhole covers, which solves the problem in the related art that during use, suction force may cause dust and debris to be adsorbed on the dustproof net, causing blockage, affecting air circulation, and reducing the dust suction effect.

[0005] The technical solution of the utility model is as follows:

[0006] A dust suction device of a shot blasting machine for processing ductile iron manhole covers comprises a box body, a dust suction machine is screwed on the top end face of the box body, and dust suction pipes are provided at both ends of the dust suction machine, a filter is provided at the bottom of the dust suction pipe, a motor is provided at the inner top of the box body, and a transmission gear is fixed to the output end of the motor, support rods are provided on both sides of the transmission gear, and a plurality of tooth grooves are equidistantly formed on the outer wall of the support rod, the tooth grooves are meshed with the gear teeth of the transmission gear, a scraper is welded to one end of the support rod, a water storage tank is provided inside the box body, and diversion pumps are provided at both ends of the water storage tank, a water diversion pipe is plugged into the diversion pump, a spray platform is provided at one end of the support rod, and the spray platform is located outside one side of the scraper, and the end of the water diversion pipe away from the diversion pump is plugged and connected to the spray platform.

[0007] Preferably, both sides of the box body are provided with extension openings, and the two support rods pass through the two extension openings respectively.

[0008] Preferably, an inlet and outlet pipe is provided at the center of the bottom of the water storage tank, and one end of the bottom of the inlet and outlet pipe extends out of the box body, and a valve is provided inside the inlet and outlet pipe.

[0009] Preferably, a bracket is screwed on the top end face of the box body, and a dust removal box is screwed on the top of the inner wall of the bracket. A connecting pipe is provided at one end of the bottom of the dust removal box, and the other end of the connecting pipe is plugged and connected to the discharge end of the vacuum cleaner. An exhaust hole is provided on the outer wall of the other end of the dust removal box.

[0010] Preferably, a filter box is provided inside the dust removal box, a water filter box is provided outside one side of the filter box, a delivery pipe is inserted into one side of the filter box, one end of the connecting pipe extends into the filter box, and an air outlet pipe is provided on the outer wall of the water filter box.

[0011] Preferably, the interior of the filter box is filled with filter cotton, the water filter box is filled with clean water, and the other end of the delivery pipe is plugged and installed on the inner bottom of the water filter box.

[0012] Preferably, two guide bars are welded on the top of the inner wall of the box body, a slide groove is provided on the top of the support rod, and the two guide bars are slidably connected to the two slide grooves respectively.

[0013] Preferably, the filter screen is made of metal material, and the top of the scraper fits tightly with the bottom of the filter screen, and the width of the scraper is equal to the width of the filter screen.

[0014] Beneficial effects of the utility model:

[0015] 1. The dust generated when the shot blasting machine is used to process the ductile iron manhole cover can be sucked away by a vacuum cleaner. The suction range can be expanded by using a vacuum tube. The large debris in the gas can be filtered through the filter. The transmission gear is driven by a motor to rotate forward and reverse. Under the meshing action of the transmission gear and the tooth groove, the support rod can be driven to move telescopically. The bottom of the filter can be scraped with a scraper to avoid clogging of the filter and affecting the dust collection effect. The water in the water tank can be introduced into the spray station through a diversion pump and a water pipe, and the spray station can be used to spray when the scraper is scraping and cleaning to improve the cleaning effect.

[0016] 2. The dust sucked away by the vacuum cleaner can be transported to the dust removal box through the connecting pipe, and the gas containing dust enters the filter box. The filter cotton can be used to filter the dust when the gas enters the filter box. The gas filtered by the filter box can be introduced into the filter water box through the conveying pipe, and the dust remaining in the gas can be adsorbed by clean water, which is beneficial to improve the dust removal effect. The filtered gas is discharged through the outlet pipe and the exhaust hole to avoid pollution to the environment caused by the discharged gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0018] Figure 1 It is an isometric view of the entire utility model;

[0019] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the box structure of the utility model;

[0021] Figure 4 This is an overall cross-sectional view of the utility model;

[0022] Figure 5 This is the overall front view of the utility model;

[0023] In the figure: 1. box body; 2. vacuum cleaner; 3. vacuum tube; 4. filter; 5. motor; 6. transmission gear; 7. support rod; 8. tooth groove; 9. scraper; 10. water storage tank; 11. diversion pump; 12. water guide pipe; 13. spray station; 14. extension port; 15. inlet and outlet pipes; 16. valve; 17. bracket; 18. dust removal box; 19. connecting pipe; 20. exhaust hole; 21. filter box; 22. delivery pipe; 23. water filter box; 24. outlet pipe; 25. filter cotton; 26. guide strip; 27. slide. DETAILED DESCRIPTION

[0024] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figure 1-5As shown, this embodiment proposes a dust suction device for a shot blasting machine for processing ductile iron manhole covers, including a box body 1, a dust suction machine 2 is screwed to the top end face of the box body 1, and dust suction pipes 3 are provided at both ends of the dust suction machine 2, and a filter screen 4 is provided at the bottom of the dust suction pipe 3, a motor 5 is provided at the top of the inner side of the box body 1, and a transmission gear 6 is fixed to the output end of the motor 5, support rods 7 are provided on both sides of the transmission gear 6, and a plurality of tooth grooves 8 are equidistantly opened on the outer wall of the support rod 7, and the tooth grooves 8 are meshed with the gear teeth of the transmission gear 6, a scraper 9 is welded to one end of the support rod 7, a water storage tank 10 is provided inside the box body 1, and a diversion pump 11 is provided at both ends of the water storage tank 10, and a diversion pump 11 is plugged into the diversion pump 11. There is a water guide pipe 12, one end of the support rod 7 is provided with a spray platform 13, and the spray platform 13 is located outside one side of the scraper 9, the end of the water guide pipe 12 away from the diversion pump 11 is plugged and connected with the spray platform 13, both sides of the box body 1 are provided with extension ports 14, and the two support rods 7 respectively penetrate the two extension ports 14, an inlet and outlet pipe 15 is provided at the bottom center of the water storage tank 10, and one end of the bottom of the inlet and outlet pipe 15 extends to the outside of the box body 1, a valve 16 is provided in the inlet and outlet pipe 15, and water can be poured into and pumped out of the water storage tank 10 through the valve 16 and the inlet and outlet pipe 15, a bracket 17 is screwed on the top end face of the box body 1, and a dust removal box 18 is screwed on the top of the inner wall of the bracket 17, and the dust removal box 1 A connecting pipe 19 is provided at one end of the bottom of the dust box 18, and the other end of the connecting pipe 19 is connected to the discharge end of the vacuum cleaner 2 by plugging. An exhaust hole 20 is provided on the outer wall of the other end of the dust box 18. The vacuum cleaner 2 can transport dust into the dust box 18 through the connecting pipe 19, and the filtered gas will be discharged through the exhaust hole 20. A filter box 21 is provided inside the dust box 18, and a water filter box 23 is provided outside one side of the filter box 21. A delivery pipe 22 is plugged into one side of the filter box 21. One end of the connecting pipe 19 extends into the filter box 21, and an air outlet pipe 24 is provided on the outer wall of the water filter box 23. The interior of the filter box 21 is filled with filter cotton 25, and the water filter box 23 is filled with clean water. , and the other end of the delivery pipe 22 is plugged and installed on the inner bottom of the water filter box 23. The filter cotton 25 can play a role in filtering dust when the gas enters the filter box 21. The delivery pipe 22 can be used to introduce the gas filtered by the filter box 21 into the water filter box 23. Two guide bars 26 are welded on the top of the inner wall of the box body 1. A slide groove 27 is opened on the top of the support rod 7, and the two guide bars 26 are slidably connected with the two slide grooves 27 respectively. The moving position of the support rod 7 can be limited by the guide bars 26 and the slide groove 27. The filter screen 4 is made of metal material, and the top of the scraper 9 is tightly fitted with the bottom of the filter screen 4, and the width of the scraper 9 is equal to the width of the filter screen 4.

[0026] In this embodiment, when in use, the dust generated when the ductile iron manhole cover is processed by the shot blasting machine can be sucked out by the vacuum cleaner 2, the suction range can be expanded by the vacuum tube 3, the large debris in the gas can be filtered out by the filter screen 4, the transmission gear 6 is driven by the motor 5 to rotate forward and reversely, and the support rod 7 can be driven to telescopically move under the meshing action of the transmission gear 6 and the tooth groove 8, and the scraper 9 can be used to scrape the bottom of the filter screen 4 to prevent the filter screen 4 from being blocked and affecting the dust collection effect, and the water in the water storage tank 10 can be introduced into the spraying platform 13 by the diversion pump 11 and the water guide pipe 12, and the spraying platform 13 is used Spraying is performed when the scraper 9 is scraping and cleaning to improve the cleaning effect. Water can be filled and pumped into the water storage tank 10 through the valve 16 and the inlet and outlet pipes 15. The vacuum cleaner 2 can transport dust to the dust removal box 18 through the connecting pipe 19. The gas containing dust enters the filter box 21. The filter cotton 25 can play a role in filtering dust when the gas enters the filter box 21. The gas filtered by the filter box 21 can be introduced into the filter water box 23 by the conveying pipe 22. Clean water is used to absorb the residual dust in the gas, which is beneficial to improve the dust removal effect. The filtered gas is discharged through the outlet pipe 24 and the exhaust hole 20.

[0027] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A dust suction device for a shot blasting machine used for processing ductile iron manhole covers. It is characterized in that The invention comprises a box body (1), a vacuum cleaner (2) is screwed to the top end surface of the box body (1), and both ends of the vacuum cleaner (2) are provided with a vacuum pipe (3), and a filter screen (4) is provided at the bottom of the vacuum pipe (3), a motor (5) is provided at the top of the inner side of the box body (1), and a transmission gear (6) is fixed to the output end of the motor (5), support rods (7) are provided on both sides of the transmission gear (6), and the outer wall of the support rod (7) is provided with a plurality of tooth grooves (8) at equal intervals, and the tooth grooves (8) are connected to the transmission gear. The teeth of the wheel (6) are meshed, a scraper (9) is welded to one end of the support rod (7), a water storage tank (10) is provided inside the box body (1), and diversion pumps (11) are provided at both ends of the water storage tank (10), a water guide pipe (12) is plugged into the diversion pump (11), a spray platform (13) is provided at one end of the support rod (7), and the spray platform (13) is located outside one side of the scraper (9), and an end of the water guide pipe (12) away from the diversion pump (11) is plugged into and connected to the spray platform (13).

2. The dust suction device of the shot blasting machine for processing ductile iron manhole covers according to claim 1, It is characterized in that Both sides of the box body (1) are provided with extension openings (14), and the two support rods (7) respectively pass through the two extension openings (14).

3. The dust suction device of the shot blasting machine for processing ductile iron manhole covers according to claim 1, It is characterized in that An inlet and outlet pipe (15) is provided at the center of the bottom of the water storage tank (10), and one end of the bottom of the inlet and outlet pipe (15) extends outside the box body (1), and a valve (16) is provided inside the inlet and outlet pipe (15).

4. The dust suction device of the shot blasting machine for processing ductile iron manhole covers according to claim 1, It is characterized in that A bracket (17) is screwed to the top end surface of the box body (1), and a dust removal box (18) is screwed to the top of the inner wall of the bracket (17); a connecting pipe (19) is provided at one end of the bottom of the dust removal box (18), and the other end of the connecting pipe (19) is plugged and connected to the discharge end of the vacuum cleaner (2); and an exhaust hole (20) is provided on the outer wall of the other end of the dust removal box (18).

5. The dust suction device of the shot blasting machine for processing ductile iron manhole covers according to claim 4, It is characterized in that A filter box (21) is provided inside the dust removal box (18), a water filter box (23) is provided outside one side of the filter box (21), a delivery pipe (22) is plugged into one side of the filter box (21), one end of the connecting pipe (19) extends into the filter box (21), and an air outlet pipe (24) is provided on the outer wall of the water filter box (23).

6. The dust suction device of the shot blasting machine for processing ductile iron manhole covers according to claim 5, It is characterized in that The interior of the filter box (21) is filled with filter cotton (25), the water filter box (23) is filled with clean water, and the other end of the delivery pipe (22) is plugged and installed on the inner bottom of the water filter box (23).

7. The dust suction device of the shot blasting machine for processing ductile iron manhole covers according to claim 1, It is characterized in that Two guide bars (26) are welded to the top of the inner wall of the box body (1), a slide groove (27) is provided on the top of the support rod (7), and the two guide bars (26) are slidably connected to the two slide grooves (27) respectively.

8. The dust suction device of the shot blasting machine for processing ductile iron manhole covers according to claim 1, It is characterized in that The filter screen (4) is made of metal material, and the top of the scraper (9) is tightly fitted with the bottom of the filter screen (4), and the width of the scraper (9) is equal to the width of the filter screen (4).

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