Concrete crushing device with dust falling function
By installing fans, ventilation ducts and water tanks on the outside of the crushing box of the concrete crushing device, the problem of dust spillage is solved, effective dust reduction effect is achieved, and air quality is improved.
Patent Information
- Application Number
- CN202420817890.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-19
- Publication Date
- 2025-02-07
- Estimated Expiration
- 2034-04-19
AI Technical Summary
When the existing concrete crushing device pours concrete into the inside of the tank, some dust will run out of the outside of the hopper, causing air pollution, and long-term use will cause irreversible pollution to the atmosphere.
A concrete crushing device with dust reduction function was designed. By installing a fan, ventilation duct and water tank on the outside of the crushing box, the fan is used to continuously discharge the air in the crushing box, the screen in the ventilation duct filters the dust and further filters through the water tank. Dust to prevent dust from spreading into the atmosphere.
It effectively reduces the amount of dust spillage, avoids pollution to air, improves air quality, and makes the device more reliable in practical applications and operations.
Smart Images
Figure CN222428112U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of concrete crushing devices, and in particular to a concrete crushing device with a dust reduction function. Background Art
[0002] Crusher refers to mechanical equipment suitable for crushing materials such as calcite, limestone, coal slag, slag, shale, coal gangue, construction waste, and building waste from brick and tile factories;
[0003] A Chinese patent discloses a concrete crushing tank with a dust reduction structure, with the authorization announcement number CN218690100U, comprising a base and a tank body installed above the base, a support frame installed on the outside of the tank body, the tank body installed above the base through the support frame, a feed hopper installed on the side wall of the tank body, a discharge port opened below the tank body, a fixing ring installed on the side wall below the tank body, the fixing ring is located on the outside of the discharge port, a water storage cavity is opened inside the fixing ring, nozzles are inserted and installed evenly and at intervals below the fixing ring, and a crushing mechanism is installed inside the tank body. Although the patent has a dust reduction structure, that is, the fixing ring and the nozzle are arranged on the outside of the discharge port, only the discharged concrete fragments are sprayed and dusted, and water is not sprayed into the tank body, so the screen will not be blocked. In addition, in the multiple crushing structures in the device, the diameter of the screen holes decreases from top to bottom, which can effectively improve the crushing effect of the device;
[0004] However, although the device can be sealed, some dust will still escape from the outside of the feed hopper when concrete is poured into the tank, thereby polluting the outside air. After long-term use, it will cause irreversible pollution to the atmosphere, which is not conducive to practical application and operation. Therefore, those skilled in the art provide a concrete crushing device with dust reduction function to solve the problems raised in the above background technology. Utility Model Content
[0005] 1. Technical issues to be solved
[0006] In response to the shortcomings of the prior art, the present application provides a concrete crushing device with a dust reduction function, which solves the problem mentioned in the above background technology that when concrete is poured into the tank, some dust will still escape from the outside of the feed hopper, thereby polluting the outside air, and causing irreversible pollution to the atmosphere after long-term use.
[0007] (II) Technical solution
[0008] To achieve the above objectives, the present application is implemented through the following technical solutions: a concrete crushing device with dust reduction function, comprising a crushing box, characterized in that: a support plate is fixedly connected to the outer side of the bottom of the crushing box, a water tank is fixedly connected to the top of the support plate, a through hole is opened on the outer side of the crushing box, a square frame is fixedly connected to the outside of the crushing box and located on the outside of the through hole, a ventilation pipe is installed inside the square frame, a screen is fixedly connected to the inside of the ventilation pipe, and the screen can filter dust, a fixing frame is fixedly connected to the inside of the ventilation pipe and located on one side of the screen, a fan is fixedly installed on the side of the fixing frame close to the screen, the fixing frame is used to fix the fan, the bottom of the ventilation pipe extends to the inside of the water tank, and the water tank can further filter dust.
[0009] By adopting the above technical solution, the air in the crushing box is continuously discharged to the outside through the operation of the fan, so that the external air continues to enter the crushing box, thereby effectively reducing the amount of dust outside. Further dust enters the ventilation pipe with the operation of the fan and flows to the inside of the water tank, and the dust is further filtered by water. The device can prevent dust from diffusing from the feed port into the atmosphere through the operation of the fan, thereby effectively avoiding air pollution, greatly improving the air quality, and facilitating practical application and operation.
[0010] Preferably, the top and the bottom of the ventilation pipe are fixedly connected with a slide bar, the inner wall of the square frame is provided with a slide groove used in conjunction with the slide bar, and the slide bar is installed inside the slide groove of the inner wall of the square frame.
[0011] By adopting the above technical solution, the ventilation pipe can be fixed by using the sliding bar and the sliding groove in combination.
[0012] Preferably, two crushing rollers are rotatably connected inside the crushing box, one end of each crushing roller is fixedly connected to a rotating shaft, one end of each rotating shaft away from the crushing roller extends to the outside of the crushing box and is fixedly connected to a gear, the two gears are meshed and connected, a motor is fixedly installed on the side of the outside of the crushing box away from the gear, the output end of the motor extends to the inside of the crushing box and is fixedly connected to one end of one of the crushing rollers.
[0013] By adopting the above technical solution, one of the crushing rollers can be driven to rotate by the motor, and the other crushing roller can be driven to rotate by the gear meshing connection.
[0014] Preferably, a discharge port is provided on the outer side of the bottom of the crushing box and below the motor, and a feed box is fixedly connected to the top of the crushing box, and the feed box is communicated with the interior of the crushing box.
[0015] By adopting the above technical solution, the crushed concrete can be discharged through the discharge port, and the concrete to be crushed can be fed into the crushing box through the feed box.
[0016] Preferably, a hollow tube is fixedly connected to the bottom of the outer side of the crushing box and above the discharge port, an atomizing nozzle is fixedly connected to the outer side of the hollow tube at equal intervals, two supporting legs are fixedly connected to the bottom of the crushing box, a bottom plate is fixedly connected between the bottoms of the two supporting legs, a storage box is installed on the top of the bottom plate and on one side of the crushing box, a water pump is fixedly installed at one end of the top of the storage box, an input end of the water pump extends to the interior of the storage box, and an input end of the water pump extends to the interior of the hollow tube.
[0017] By adopting the above technical solution, the water inside the storage box can be sent into the interior of the hollow tube through the water pump, and the water can be sprayed out through the atomizing nozzle.
[0018] Preferably, a filling pipe is fixedly connected to the top of the storage tank, a discharge pipe is fixedly connected to the outer side of the bottom of the water tank, and a sealing cap is threadedly connected to the top of the filling pipe and one end of the discharge pipe.
[0019] By adopting the above technical solution, water can be added to the interior of the storage tank through the filling pipe, the water inside the water tank can be discharged through the discharge pipe, and the filling pipe and the discharge pipe can be sealed through the sealing cover.
[0020] Preferably, the water pump, motor and fan are all electrically connected to external control equipment.
[0021] By adopting the above technical solution, the water pump, the motor and the fan can be controlled to work through an external control device.
[0022] (III) Beneficial effects
[0023] The present application provides a concrete crushing device with dust reduction function. The beneficial effects are as follows:
[0024] The concrete crushing device with dust reduction function can continuously discharge the air in the crushing box to the outside through the operation of the fan, so that the external air can continuously enter the crushing box, thereby effectively reducing the amount of dust outside. Further dust enters the ventilation pipe with the operation of the fan and flows to the inside of the water tank, and the dust is further filtered by the water. The device can prevent the dust from diffusing from the feed port into the atmosphere through the operation of the fan, thereby effectively avoiding air pollution, greatly improving the air quality, and being beneficial to practical application and operation. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 This is a three-dimensional diagram illustrating the present application.
[0026] Figure 2 This is a cross-sectional view illustrating the present application.
[0027] Figure 3 This is a schematic diagram of the internal structure of the water tank and ventilation pipe illustrated in this application.
[0028] Figure 4 This is a schematic diagram of the structure of the crushing roller, rotating shaft and gears illustrated in this application.
[0029] Figure 5 This is a partial structural diagram of this application.
[0030] In the figure: 1. crushing box; 2. support plate; 3. water tank; 4. frame; 5. ventilation pipe; 6. screen; 7. fixing frame; 8. fan; 9. slide bar; 10. crushing roller; 11. rotating shaft; 12. gear; 13. motor; 14. discharge port; 15. hollow tube; 16. atomizing nozzle; 17. storage box; 18. water pump; 19. feed box; 20. filling pipe; 21. support leg; 22. bottom plate; 23. through hole. DETAILED DESCRIPTION
[0031] The present application is further described in detail below through drawings and examples.
[0032] Reference Figure 1 , Figure 3 and Figure 5 The embodiment of the present application provides a concrete crushing device with a dust reduction function, including a crushing box 1, a support plate 2 is fixedly connected to the outer side of the bottom of the crushing box 1, a water tank 3 is fixedly connected to the top of the support plate 2, a through hole 23 is opened on the outer side of the crushing box 1, a square frame 4 is fixedly connected to the outside of the crushing box 1 and located on the outside of the through hole 23, a ventilation pipe 5 is installed inside the square frame 4, the top and bottom of the ventilation pipe 5 are fixedly connected to a slide bar 9, the inner wall of the square frame 4 is opened with a slide groove used in conjunction with the slide bar 9, the slide bar 9 is installed inside the slide groove of the inner wall of the square frame 4, the ventilation pipe 5 can be fixed by the slide bar 9 and the slide groove, the inside of the ventilation pipe 5 is fixedly connected to a screen 6, the screen 6 can filter dust, the inside of the ventilation pipe 5 and on one side of the screen 6 is fixedly connected to a fixing frame 7, a fan 8 is fixedly installed on the side of the fixing frame 7 close to the screen 6, the fixing frame 7 is used to fix the fan 8, the bottom of the ventilation pipe 5 extends to the inside of the water tank 3, and the water tank 3 can further filter dust.
[0033] By adopting the above technical solution, the air in the crushing box 1 is continuously discharged to the outside through the operation of the fan 8, so that the external air continues to enter the crushing box 1, thereby effectively reducing the amount of dust outside. Further dust enters the ventilation pipe 5 with the operation of the fan 8 and flows to the inside of the water tank 3, and the dust is further filtered by water. The device can prevent dust from diffusing from the feed port to the atmosphere through the operation of the fan 8, thereby effectively avoiding air pollution, greatly improving the air quality, and facilitating practical application and operation.
[0034] Reference Figure 1 , Figure 2 , Figure 4 and Figure 5 In one aspect of the present embodiment, two crushing rollers 10 are rotatably connected inside the crushing box 1, one end of each crushing roller 10 is fixedly connected to a rotating shaft 11, one end of each rotating shaft 11 away from the crushing roller 10 extends to the outside of the crushing box 1 and is fixedly connected to a gear 12, the two gears 12 are meshed and connected, and a motor 13 is fixedly installed on the side of the outside of the crushing box 1 away from the gear 12, and the output end of the motor 13 extends to the inside of the crushing box 1 and is fixedly connected to one end of one of the crushing rollers 10.
[0035] By adopting the above technical solution, one of the crushing rollers 10 can be driven to rotate by the motor 13, and the other crushing roller 10 can be driven to rotate by the meshing connection of the gear 12.
[0036] A filling pipe 20 is fixedly connected to the top of the storage box 17, a discharge pipe is fixedly connected to the outer side of the bottom of the water tank 3, and a sealing cap is threadedly connected to the top of the filling pipe 20 and one end of the discharge pipe.
[0037] Water can be added to the interior of the storage tank 17 through the filling pipe 20, and the water in the water tank 3 can be discharged through the discharge pipe. The filling pipe 20 and the discharge pipe can be sealed by the sealing cover.
[0038] The water pump 18, the motor 13 and the fan 8 are all electrically connected to external control equipment.
[0039] The water pump 18, the motor 13 and the fan 8 can be controlled to work by an external control device.
[0040] Reference Figure 1 , Figure 2 and Figure 5In one aspect of the present embodiment, a hollow tube 15 is fixedly connected to the bottom of the outer side of the crushing box 1 and located above the discharge port 14, and an atomizing nozzle 16 is fixedly connected to the outer side of the hollow tube 15 at an equal distance, and two supporting legs 21 are fixedly connected to the bottom of the crushing box 1, and a bottom plate 22 is fixedly connected between the bottoms of the two supporting legs 21, and a storage box 17 is installed on the top of the bottom plate 22 and located on one side of the crushing box 1, and a water pump 18 is fixedly installed at one end of the top of the storage box 17, and the input end of the water pump 18 extends to the inside of the storage box 17, and the water The input end of the pump 18 extends to the interior of the hollow tube 15. The water in the storage box 17 can be sent into the interior of the hollow tube 15 through the water pump 18, and the water can be sprayed out through the atomizing nozzle 16. A discharge port 14 is provided on the outside of the bottom of the crushing box 1 and below the motor 13. A feed box 19 is fixedly connected to the top of the crushing box 1. The feed box 19 is communicated with the interior of the crushing box 1. The crushed concrete can be discharged through the discharge port 14, and the concrete to be crushed can be sent into the interior of the crushing box 1 through the feed box 19.
[0041] Working principle: When in use, first, the concrete to be crushed is sent into the crushing box 1 through the top feed box 19, and the air in the crushing box 1 is continuously discharged to the outside through the operation of the fan 8, so that the external air continues to enter the crushing box 1, thereby effectively reducing the amount of dust outside. Further dust enters the ventilation pipe 5 with the operation of the fan 8 and flows to the inside of the water tank 3, and the dust is further filtered by the water. At the same time, the motor (13) can drive one of the crushing rollers 10 to rotate, and the gear 12 meshing connection can drive the other crushing roller 10 to rotate, thereby performing the crushing operation. When the crushed concrete is discharged through the discharge port 14, the water in the storage box (17) is sent into the inside of the hollow tube (15) through the water pump 18, and the water can be sprayed out through the atomizing nozzle 16, thereby performing the dust removal operation. The device can prevent the dust from diffusing from the feed port to the atmosphere through the operation of the fan 8, thereby effectively avoiding air pollution, greatly improving the air quality, and facilitating practical application and operation.
[0042] Although the embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present application, and that the scope of the present application is defined by the appended claims and their equivalents.
Claims
1. A concrete crushing device with dust reduction function, comprising a crushing box (1), characterized in that: A support plate (2) is fixedly connected to the outside of the bottom of the crushing box (1), a water tank (3) is fixedly connected to the top of the support plate (2), a through hole (23) is opened on the outside of the crushing box (1), a square frame (4) is fixedly connected to the outside of the crushing box (1) and located on the outside of the through hole (23), a ventilation pipe (5) is installed inside the square frame (4), a screen (6) is fixedly connected inside the ventilation pipe (5), a fixing frame (7) is fixedly connected inside the ventilation pipe (5) and located on one side of the screen (6), a fan (8) is fixedly installed on the side of the fixing frame (7) close to the screen (6), and the bottom of the ventilation pipe (5) extends to the inside of the water tank (3).
2. The concrete crushing device with dust reduction function according to claim 1, characterized in that: The top and bottom of the ventilation pipe (5) are fixedly connected with a slide bar (9), the inner wall of the square frame (4) is provided with a slide groove used in conjunction with the slide bar (9), and the slide bar (9) is installed inside the slide groove on the inner wall of the square frame (4).
3. The concrete crushing device with dust reduction function according to claim 1, characterized in that: Two crushing rollers (10) are rotatably connected inside the crushing box (1), one end of each crushing roller (10) is fixedly connected to a rotating shaft (11), one end of each rotating shaft (11) away from the crushing roller (10) extends to the outside of the crushing box (1) and is fixedly connected to a gear (12), the two gears (12) are meshingly connected, a motor (13) is fixedly installed on the side of the outside of the crushing box (1) away from the gear (12), the output end of the motor (13) extends to the inside of the crushing box (1) and is fixedly connected to one end of one of the crushing rollers (10).
4. The concrete crushing device with dust reduction function according to claim 3 is characterized in that: A discharge port (14) is provided on the outside of the bottom of the crushing box (1) and below the motor (13); a feed box (19) is fixedly connected to the top of the crushing box (1); and the feed box (19) is communicated with the interior of the crushing box (1).
5. The concrete crushing device with dust reduction function according to claim 4, characterized in that: A hollow tube (15) is fixedly connected to the bottom of the outer side of the crushing box (1) and located above the discharge port (14); an atomizing nozzle (16) is fixedly connected to the outer side of the hollow tube (15) at an equal distance; two supporting legs (21) are fixedly connected to the bottom of the crushing box (1); a bottom plate (22) is fixedly connected between the bottoms of the two supporting legs (21); a storage box (17) is installed on the top of the bottom plate (22) and located on one side of the crushing box (1); a water pump (18) is fixedly installed at one end of the top of the storage box (17); an input end of the water pump (18) extends to the interior of the storage box (17); and an input end of the water pump (18) extends to the interior of the hollow tube (15).
6. The concrete crushing device with dust reduction function according to claim 5, characterized in that: The top of the storage box (17) is fixedly connected to a filling pipe (20), the outer side of the bottom of the water tank (3) is fixedly connected to a discharge pipe, and the top of the filling pipe (20) and one end of the discharge pipe are both threadedly connected to a sealing cover.
7. The concrete crushing device with dust reduction function according to claim 5, characterized in that: The water pump (18), the motor (13) and the fan (8) are all electrically connected to external control equipment.