Construction dust falling device
By introducing the rotation mechanism and water curtain technology of worm and worm gear into the construction dust dust reduction device, the problems of fixed dust reduction angle and small range of existing devices are solved, and efficient dust reduction and water resource conservation are achieved across angles, improving the dust settlement effect.
Patent Information
- Application Number
- CN202420769209.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-15
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-04-15
AI Technical Summary
The existing construction dust dust reduction device cannot adjust the dust reduction angle, resulting in a small dust reduction range, incomplete settlement of dust, and poor dust reduction effect.
The rotation of the worm and worm gear drives the dust-reducing box to rotate, so that the negative pressure fan can vacuum up the dust from multiple angles, and use the water pump and atomized spray head to form a water curtain, which increases the dust settlement efficiency, and realizes effective dust filtration through the dust filter and brush. Clean up.
It improves the efficiency and scope of dust reduction, ensures complete settlement of dust, reduces the impact on air quality, and realizes the conservation and utilization of water resources.
Smart Images
Figure CN222324661U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of dust suppression devices, in particular to a construction dust suppression device. Background Art
[0002] Construction dust suppression devices refer to equipment or devices used to reduce dust generated during construction. These devices are usually designed to collect, filter or control dust generated at construction sites to reduce the impact on the environment and workers' health.
[0003] After searching, the announcement number CN214552191U is a multi-angle dust reduction device for municipal engineering, which relates to the technical field of dust reduction devices, including a dust reduction box, a rotating hole is provided on the top of the dust reduction box, a concave plate is fixedly connected to the top of the dust reduction box, a rotating hole is provided on the top of the concave plate, the rotating hole and the inner wall of the rotating hole are rotatably connected with the same dust reduction pipe, a spray part is provided on the side wall of the dust reduction pipe, a fixed hole is provided on the side wall of the dust reduction pipe, and a large gear is fixedly sleeved on the dust reduction pipe. The utility model has a reasonable structure, a large dust reduction range, good effect, and can reduce dust in all directions and angles, making the dust reduction device more practical, more effective in settling dust, better air quality, more convenient for municipal engineering construction, and suitable for different construction sites, so that the dust reduction device has a wider range of application, is easy to use, and easy to move.
[0004] Based on the above patent, the background technology thereof mentioned that since the angle of the dust reduction device cannot be adjusted, the dust reduction device can only reduce dust at a single position, and the dust reduction range is small, so that the dust cannot be completely settled, and the dust reduction effect is not good enough. In this regard, in order to solve this technical problem, this application proposes a construction dust reduction device. Utility Model Content
[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a construction dust reduction device. The worm rotates, thereby rotating a worm wheel meshing on one side thereof, and drives the dust reduction box to rotate through a rotating rod, so that a negative pressure fan can absorb dust at multiple angles.
[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0007] A construction dust suppression device comprises a dust suppression box, a rotating rod is fixedly connected to the middle part of the bottom end of the dust suppression box, a trolley is rotatably connected to the middle part of the outer wall of the rotating rod, the trolley is connected to the rotating rod through a transmission assembly, a negative pressure fan is installed on the inner wall of the upper side of the left end of the dust suppression box, a plurality of air outlet holes are opened on the upper side of the right end of the dust suppression box, a dust filter is fixedly connected to the lower side of the inner wall of the dust suppression box, a cleaning assembly is installed at the front end of the dust suppression box, a water pump is fixedly connected to the inner wall of the bottom end of the dust suppression box, a water collecting tank is fixedly connected to the inner wall of the top end of the dust suppression box, and the water collecting tank and the water pump are connected through a water pipe;
[0008] Through the above technical solution, the cart can easily move the pushing device to the construction position. Under the action of the negative pressure fan, negative pressure is generated near the negative pressure fan to absorb the dust on the construction site. The dust filter can retain the dust on the surface, and the inside of the water collecting tank is a cavity.
[0009] Furthermore, the transmission assembly includes a worm wheel fixedly connected to the bottom end of the rotating rod and a concave frame fixedly connected to the bottom end of the cart near the right side of the rotating rod, a worm is rotatably connected to the inner wall of the rear end of the concave frame, the left end of the worm is meshedly connected to the right end of the outer diameter of the worm wheel, a second motor is installed at the front end of the concave frame, and the front end of the worm passes through the outer wall of the concave frame and is fixedly connected to the driving end of the second motor;
[0010] Through the above technical solution, under the action of the second motor, the worm rotates, and the worm wheel meshing with one side of it rotates accordingly, thereby driving the dust reduction box to rotate through the rotating rod, so that the negative pressure fan can absorb dust at multiple angles, thereby improving the efficiency of dust reduction.
[0011] Furthermore, the cleaning assembly includes a slide frame fixedly connected to the upper side of the dust filter near the front end of the dust reduction box, a first motor is installed at the left end of the slide frame, a threaded rod is rotatably connected to the inner wall of the right end of the slide frame, the left end of the threaded rod passes through the outer wall of the slide frame and is fixedly connected to the first motor driving end, a slider is threadedly connected to the outer wall of the threaded rod, the outer wall of the slider is slidably connected to the inner wall of the rear end of the slide frame, and a brush is fixedly connected to the rear end of the slider;
[0012] Through the above technical solution, the first motor is started to rotate the threaded rod, and then the slider slides rightward in the slide groove frame and drives the brush to brush away the dust retained on the surface of the dust filter.
[0013] Furthermore, one end of the water pipe is fixedly connected to the top of the water collecting box, and the other end of the water pipe passes through the lower inner wall of the rear end of the dust suppression box and is fixedly connected to the output end of the water pump;
[0014] Through the above technical solution, the water pump pumps the water stored at the bottom of the dust suppression box into the water collecting tank through the water pipe.
[0015] Furthermore, a plurality of atomizing nozzles are fixedly connected to the bottom end of the water collecting tank;
[0016] Through the above technical solution, water is atomized and sprayed out through the atomizing nozzle, and a water curtain is formed in the dust suppression box under the action of gravity.
[0017] Furthermore, both front and rear sides of the right end of the dust reduction box are fixedly connected with a slot plate near the lower side of the dust filter, and the inner wall of the right end of the slot plate is embedded with a limit bolt;
[0018] Through the above technical solution, the shape of the inner wall at the bottom of the slot plate matches the shape of one side of the outer wall of the limiting bolt.
[0019] Furthermore, the right end of the limit bolt is fixedly connected to a dust collection box;
[0020] Through the above technical solution, the limit bolts on both sides are removed from the grooves of the slot plate together with the dust box, so that the dust collected in the dust box can be cleaned.
[0021] Furthermore, the bottom end of the brush is fitted with the top end of the dust filter;
[0022] Through the above technical solution, the brush can have better contact with the surface of the dust filter.
[0023] The utility model has the following beneficial effects:
[0024] 1. In the utility model, by starting the second motor, the worm is rotated, and then the worm wheel meshing on one side is rotated, and the dust suppression box is driven to rotate through the rotating rod, so that the negative pressure fan can absorb dust at multiple angles, thereby improving the efficiency of dust suppression.
[0025] 2. In the utility model, the water stored in the bottom of the dust reduction box is pumped into the water collecting box by starting the water pump, and then the water is atomized and sprayed out through the atomizing nozzle, so that a water curtain is formed in the dust reduction box. The dust sucked in by the negative pressure fan is attached to the water and becomes heavier after passing through the water curtain, and falls onto the dust filter net. The water gathers and passes through the filter of the dust filter net and flows into the bottom of the dust reduction box for collection and continuous recycling. Without affecting the dust suction and dust reduction effect, the device can save water resources and reduce certain economic costs. BRIEF DESCRIPTION OF THE DRAWINGS
[0026] Figure 1 This is a three-dimensional diagram of a construction dust suppression device proposed by the utility model;
[0027] Figure 2 A cross-sectional view of a cart of a construction dust suppression device proposed by the utility model;
[0028] Figure 3 A cross-sectional view of a dust suppression box of a construction dust suppression device proposed by the utility model;
[0029] Figure 4A half-section diagram of a dust suppression box of a construction dust suppression device proposed by the utility model;
[0030] Figure 5 for Figure 2 Enlarged view of point A in the middle.
[0031] Legend:
[0032] 1. Dust suppression box; 2. Trolley; 3. Negative pressure fan; 4. Dust collection box; 5. Slide frame; 6. First motor; 7. Rotating rod; 8. Worm gear; 9. Concave frame; 10. Second motor; 11. Water pipe; 12. Worm; 13. Water collection box; 14. Air outlet; 15. Atomizing nozzle; 16. Dust filter; 17. Water pump; 18. Sliding block; 19. Brush; 20. Threaded rod; 21. Limit bolt; 22. Slot plate. DETAILED DESCRIPTION
[0033] The following will be combined with the drawings in 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 in 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.
[0034] Reference Figure 1-5 The utility model provides an embodiment: a construction dust reduction device, including a dust reduction box 1, a rotating rod 7 is fixedly connected to the middle of the bottom end of the dust reduction box 1, and a trolley 2 is rotatably connected to the middle of the outer wall of the rotating rod 7, and the trolley 2 is pushed to move to the construction site. A negative pressure fan 3 is installed on the inner wall of the upper left end of the dust reduction box 1, and a plurality of air outlet holes 14 are opened on the upper right end of the dust reduction box 1. A dust filter 16 is fixedly connected to the lower side of the inner wall of the dust reduction box 1, and a water pump 17 is fixedly connected to the inner wall of the bottom end of the dust reduction box 1. The second motor 10, the negative pressure fan 3, and the water pump 17 are started respectively, and the inner wall of the top of the dust reduction box 1 is fixedly connected to a water collecting The water collecting box 13 and the water pump 17 are connected by the water pipe 11. Under the action of the negative pressure fan 3, negative pressure is generated near the negative pressure fan 3 to absorb the dust on the construction site. At the same time, the water pump 17 draws the water stored at the bottom of the dust reduction box 1 into the water collecting box 13, and then atomizes the water through the atomizing nozzle 15 and sprays it out. With the action of gravity, a water curtain is formed in the dust reduction box 1. The dust sucked by the negative pressure fan 3 becomes heavier after being attached by the moisture after passing through the water curtain and falls on the dust filter 16. The moisture gathers and passes through the filter of the dust filter 16 and flows into the bottom of the dust reduction box 1 for collection and continuous recycling.
[0035] A worm wheel 8 is fixedly connected to the bottom end of the rotating rod 7, and a concave frame 9 is fixedly connected to the bottom end of the cart 2 near the right side of the rotating rod 7. A worm 12 is rotatably connected to the inner wall of the rear end of the concave frame 9. The left end of the worm 12 is meshed and connected to the right end of the outer diameter of the worm wheel 8. A second motor 10 is installed at the front end of the concave frame 9. The front end of the worm 12 penetrates the outer wall of the concave frame 9 and is fixedly connected to the driving end of the second motor 10. Under the action of the second motor 10, the worm 12 rotates, and the worm wheel 8 meshed with one side thereof rotates accordingly, thereby driving the dust reduction box 1 to rotate through the rotating rod 7, so that the negative pressure fan 3 can suction dust at multiple angles, thereby improving the efficiency of dust reduction.
[0036] One end of the water pipe 11 is fixedly connected to the top of the water collecting box 13, and the other end of the water pipe 11 passes through the lower inner wall of the rear end of the dust suppression box 1 and is fixedly connected to the output end of the water pump 17. A plurality of atomizing nozzles 15 are fixedly connected to the bottom of the water collecting box 13.
[0037] The front end of the dust reduction box 1 is close to the chute frame 5 fixedly connected to the upper side of the dust filter 16, the left end of the chute frame 5 is installed with a first motor 6, the inner wall of the right end of the chute frame 5 is rotatably connected with a threaded rod 20, the left end of the threaded rod 20 passes through the outer wall of the chute frame 5 and is fixedly connected to the driving end of the first motor 6, the outer wall of the threaded rod 20 is threadedly connected with a slider 18, the outer wall of the slider 18 is slidably connected to the inner wall of the rear end of the chute frame 5, the rear end of the slider 18 is fixedly connected with a brush 19, the bottom end of the brush 19 is in contact with the top of the dust filter 16, and the front and rear sides of the right end of the dust reduction box 1 are close to the dust filter. A slot plate 22 is fixedly connected to the lower side of the net 16, and a limit bolt 21 is embedded in the inner wall of the right end of the slot plate 22. The limit bolt 21 is fixedly connected to the dust box 4 relative to the right end. Start the first motor 6 to rotate the threaded rod 20, and then the slider 18 slides to the right in the slide groove frame 5 and drives the brush 19 to brush the dust retained on the surface of the dust filter net 16 into the dust box 4. After completing the work, the limit bolts 21 on both sides are removed from the groove mouth of the slot plate 22 together with the dust box 4 so as to clean the dust collected in the dust box 4.
[0038] Working principle: First, push the cart 2 to move to the construction site, then start the second motor 10, the negative pressure fan 3, the water pump 17 and turn on the atomizing nozzle 15. Under the action of the negative pressure fan 3, negative pressure is generated near the negative pressure fan 3 to absorb the dust on the construction site. At the same time, the water pump 17 pumps the water stored at the bottom of the dust suppression box 1 into the water collecting box 13, and then sprays the water through the atomizing nozzle 15. With the action of gravity, a water curtain is formed in the dust suppression box 1. The dust sucked by the negative pressure fan 3 becomes heavier after being attached to the water after passing through the water curtain and falls on the dust filter 16. The water gathers and flows into the dust suppression box 1 through the filter of the dust filter 16. The bottom collection continues to be circulated, and then the first motor 6 is started to make the threaded rod 20 rotate, and then the slider 18 slides to the right in the slide frame 5 and drives the brush 19 to brush the dust retained on the surface of the dust filter 16 into the dust box 4. Under the action of the second motor 10, the worm 12 rotates, and the worm wheel 8 meshing with one side thereof rotates accordingly, thereby driving the dust reduction box 1 to rotate through the rotating rod 7, so that the negative pressure fan 3 can absorb dust at multiple angles, thereby improving the dust reduction efficiency. After completing the work, the limit bolts 21 on both sides are removed from the groove mouth of the slot plate 22 together with the dust box 4, so as to clean the dust collected in the dust box 4.
[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. 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 construction dust suppression device, comprising a dust suppression box (1), characterized in that: A rotating rod (7) is fixedly connected to the middle part of the bottom end of the dust reduction box (1), and a trolley (2) is rotatably connected to the middle part of the outer wall of the rotating rod (7). The trolley (2) is connected to the rotating rod (7) through a transmission component. A negative pressure fan (3) is installed on the inner wall of the upper left end of the dust reduction box (1). A plurality of air outlet holes (14) are provided on the upper right end of the dust reduction box (1). A dust filter (16) is fixedly connected to the lower side of the inner wall of the dust reduction box (1). A cleaning component is installed at the front end of the dust reduction box (1). A water pump (17) is fixedly connected to the inner wall of the bottom end of the dust reduction box (1). A water collecting box (13) is fixedly connected to the inner wall of the top end of the dust reduction box (1). The water collecting box (13) and the water pump (17) are connected via a water pipe (11).
2. A construction dust suppression device according to claim 1, characterized in that: The transmission assembly comprises a worm wheel (8) fixedly connected to the bottom end of the rotating rod (7) and a concave frame (9) fixedly connected to the bottom end of the cart (2) near the right side of the rotating rod (7); a worm (12) is rotatably connected to the inner wall of the rear end of the concave frame (9); the left end of the worm (12) is meshedly connected to the right end of the outer diameter of the worm wheel (8); a second motor (10) is installed at the front end of the concave frame (9); the front end of the worm (12) passes through the outer wall of the concave frame (9) and is fixedly connected to the driving end of the second motor (10).
3. The construction dust suppression device according to claim 1, characterized in that: The cleaning assembly comprises a slide frame (5) fixedly connected to the upper side of the dust filter (16) near the front end of the dust reduction box (1), a first motor (6) is installed at the left end of the slide frame (5), a threaded rod (20) is rotatably connected to the inner wall of the right end of the slide frame (5), the left end of the threaded rod (20) passes through the outer wall of the slide frame (5) and is fixedly connected to the driving end of the first motor (6), the outer wall of the threaded rod (20) is threadedly connected to a slider (18), the outer wall of the slider (18) is slidably connected to the inner wall of the rear end of the slide frame (5), and the rear end of the slider (18) is fixedly connected to a brush (19).
4. The construction dust suppression device according to claim 1, characterized in that: One end of the water pipe (11) is fixedly connected to the top of the water collecting box (13), and the other end of the water pipe (11) passes through the lower inner wall of the rear end of the dust suppression box (1) and is fixedly connected to the output end of the water pump (17).
5. The construction dust suppression device according to claim 1, characterized in that: A plurality of atomizing nozzles (15) are fixedly connected to the bottom end of the water collecting tank (13).
6. The construction dust suppression device according to claim 1, characterized in that: A slot plate (22) is fixedly connected to the front and rear sides of the right end of the dust reduction box (1) near the lower side of the dust filter (16), and a limit bolt (21) is embedded in the inner wall of the right end of the slot plate (22).
7. A construction dust suppression device according to claim 6, characterized in that: The right end of the limiting bolt (21) is fixedly connected to a dust collecting box (4).
8. The construction dust suppression device according to claim 3, characterized in that: The bottom end of the brush (19) is in contact with the top end of the dust filter (16).