Gravel filtering equipment convenient for limiting filter screen

Abstract

The gravel filtering equipment comprises a filtering box and a dust accumulation box, the dust accumulation box is arranged on one side of the top of the filtering box, sliding grooves are formed in the two sides in the filtering box, a second filtering net is arranged between the sliding grooves, fixing bolts are evenly arranged on the sliding grooves, and the fixing bolts are connected with the dust accumulation box through bolts. A motor is arranged on one side of the reverse side of the filtering box, the output end of the motor penetrates through the filtering box to be fixedly connected with a lead screw, a transmission block is arranged on the lead screw, and a sliding rod is arranged at the position, parallel to the lead screw, of the other side in the filtering box; a sliding block is arranged at the position, corresponding to the transmission block, of the sliding rod. According to the utility model, the filter screen II is fixed, so that looseness is prevented, gravel can reciprocate during filtering, the efficiency is improved, dust generated during filtering can be absorbed, and pollution is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of sand and gravel filtering in construction, in particular to sand and gravel filtering equipment which is convenient for limiting the position of a filter screen. Background Art

[0002] Construction projects refer to the general term for various types of buildings and engineering facilities that provide the material and technical basis for human life and production. Construction projects are organized, purposeful, large-scale economic activities of human beings. According to their natural properties, construction projects can be divided into three categories: architectural engineering, civil engineering, and mechanical and electrical engineering. A large amount of sand and gravel is required during the construction of construction projects. When sand and gravel are put into use, they need to be filtered and screened according to the size of sand and gravel required for construction.

[0003] In the prior art, if the impact force of a general sand and gravel filtering device is too large during filtering, the filter screen may become loose, thereby affecting the filtering effect. Moreover, when too much sand and gravel accumulate on the filter screen, its filtering efficiency will be reduced, and a large amount of dust will be generated during filtering. If it is not absorbed, it will cause air pollution. Utility Model Content

[0004] The purpose of the utility model is to provide a sand and gravel filtering device which is convenient for limiting the filter screen, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a sand and gravel filtering device which is convenient for limiting the position of the filter screen, comprises a filter box and a dust collection box, a dust collection box is provided on one side of the top of the filter box, and slide grooves are provided on both sides of the filter box, and a second filter screen is provided between the slide grooves, fixing bolts are evenly provided on the slide grooves, and corresponding threaded holes are provided on the slide grooves and the second filter screen, and the slide grooves and the second filter screen are connected by fixing bolts, a motor is provided on one side of the reverse side of the filter box, and the output end of the motor passes through the filter box and is fixedly connected to a screw rod, and a transmission block is provided on the screw rod, a sliding rod is provided at a position parallel to the screw rod on the other side of the filter box, and a slider is provided at a position corresponding to the transmission block on the sliding rod, a movable plate is provided on the slider and the transmission block, and screen teeth are evenly provided at the bottom of the movable plate.

[0006] Preferably, a funnel-shaped material blocking cover is provided in the middle of the top of the filter box, and an ash absorption block is provided at the top of the filter box outside the material blocking cover, and a filter net is provided in the filter box at the bottom outside the material blocking cover.

[0007] Preferably, a water tank is provided at the bottom of the ash storage box, and a filter layer is provided above the water tank in the ash storage box.

[0008] Preferably, a ash suction pipe is provided below the filter layer on one side of the ash storage box, and the other end of the ash suction pipe extends into the ash suction block.

[0009] Preferably, an exhaust fan is provided on the top of the dust storage box, and the output end of the exhaust fan extends to above the filter layer in the dust storage box.

[0010] Preferably, a feeding pipe connected to a material blocking cover is provided in the middle position of the top of the filter box, and a plurality of groups of connecting blocks are staggered on the inner wall of the feeding pipe, and the connecting blocks on the inner wall of the feeding pipe are fixedly connected to an inclined plate through a rotating shaft.

[0011] Preferably, a spring is provided at the bottom of the inclined plate, and the other end of the spring is connected to the inner wall of the feeding tube.

[0012] Preferably, a funnel-shaped discharge port is provided below the filter box, a sealing door is fixedly connected to the front of the filter box via a hinge, and an inner wall of the filter box is coated with an anti-sticking material.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the sand and gravel filtering device which is convenient for limiting the filter screen, slides the filter screen 2 into the slide groove, and then uses the fixing bolts to fix the filter screen 2 and the slide groove 11, so as to prevent the filter screen 2 from loosening when filtering sand and gravel, thereby affecting the filtering effect; when the device is filtering sand and gravel, the motor can be started to drive the transmission block on the screw rod to move, and the transmission block drives the moving plate to move, so that the moving plate can move back and forth stably through the action of the transmission block and the slider on the screw rod and the slide rod, so that the screen teeth at the bottom of the moving plate drive the sand and gravel on the filter screen 2 to move back and forth together, so as to improve the filtering efficiency; and when filtering sand and gravel, the exhaust fan can be started to suck the flying dust in the filter box into the dust storage box to prevent it from being directly discharged into the polluted air. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the main cross-sectional structure of the filter box of the utility model;

[0016] Figure 3 It is a schematic diagram of the top view and cross-section structure of the filter box, the screw rod and the slide rod of the utility model;

[0017] Figure 4 This is a schematic diagram of the main cross-sectional structure of the dust storage box of the utility model;

[0018] Figure 5 This is a schematic diagram of the main cross-sectional structure of the feeding tube of the utility model;

[0019] In the figure: 1. filter box; 2. ash box; 3. feeding pipe; 4. ash suction pipe; 5. ash suction block; 6. material blocking cover; 7. filter screen one; 8. transmission block; 9. fixing bolt; 10. filter screen two; 11. slide groove; 12. screen teeth; 13. slider; 14. motor; 15. screw rod; 16. moving plate; 17. slide rod; 18. exhaust fan; 19. filter layer; 20. inclined plate; 21. spring. DETAILED DESCRIPTION

[0020] 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. 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.

[0021] See also Figure 1-5 The embodiment of the utility model provides: a sand and gravel filtering device that is convenient for limiting the filter screen, comprising a filter box 1 and an ash storage box 2, a funnel-shaped discharge port is provided at the bottom of the filter box 1, and a sealing door is fixedly connected to the front of the filter box 1 by a hinge, and the inner wall of the filter box 1 is coated with an anti-sticking material, a ash storage box 2 is provided on one side of the top of the filter box 1, and slide grooves 11 are provided on both sides of the filter box 1, and a filter screen 10 is provided between the slide grooves 11, fixing bolts 9 are evenly provided on the slide grooves 11, and corresponding threaded holes are provided on the slide grooves 11 and the filter screen 10 are connected by fixing bolts 9, a motor 14 is provided on one side of the reverse side of the filter box 1, and the output end of the motor 14 passes through the filter box 1 and is fixedly connected to a screw rod 15, and a transmission block 8 is provided on the screw rod 15, and a position parallel to the screw rod 15 is provided on the other side of the filter box 1 There is a slide bar 17, and a slider 13 is provided at the position of the slide bar 17 corresponding to the transmission block 8, a movable plate 16 is provided on the slider 13 and the transmission block 8, and the bottom of the movable plate 16 is evenly provided with screen teeth 12, so that the staff can open the sealing door, slide the filter screen 10 into the slide slot 11, and then use the fixing bolts 9 to fix the filter screen 10 and the slide slot 11 to prevent the filter screen 10 from loosening when filtering sand and gravel, thereby affecting the filtering effect. When the device is filtering sand and gravel, the motor 14 can be started to drive the transmission block 8 on the screw rod 15 to move, and the transmission block 8 drives the movable plate 16 to move, so that the movable plate 16 can move back and forth stably through the action of the transmission block 8 and the slider 13 on the screw rod 15 and the slide bar 17, so that the screen teeth 12 at the bottom of the movable plate 16 also move back and forth, which can accelerate the filtering speed of sand and gravel on the filter screen 10 and improve the working efficiency of the device;

[0022] The filter screen 7 can prevent the dust in the dust box 2 from getting stuck in the filter screen 7, so that the dust in the dust box 2 can be easily filtered out and easily polluted.

[0023] A feeding pipe 3 is provided in the middle position on the top of the filter box 1 and is connected to a material blocking cover 6, and a plurality of connecting blocks are staggered on the inner wall of the feeding pipe 3, and the connecting blocks on the inner wall of the feeding pipe 3 are fixedly connected to an inclined plate 20 through a rotating shaft, and a spring 21 is provided at the bottom of the inclined plate 20, and the other end of the spring 21 is connected to the inner wall of the feeding pipe 3, so that sand and gravel enter the feeding pipe 3, and the entering sand and gravel are buffered by the action of the spring 21 and the inclined plate 20 to prevent the sand and gravel from directly accumulating on the filter screen 10.

[0024] When the embodiment of the present application is in use, the staff opens the sealing door, slides the filter screen 10 into the slide slot 11, and then uses the fixing bolts 9 to fix the filter screen 10 and the slide slot 11 to prevent the filter screen 10 from loosening when filtering sand and gravel, thereby affecting the filtering effect. After the filter screen 10 is installed, the sand and gravel can be put into the feeding pipe 3, and the sand and gravel entering can be buffered by the spring 21 and the inclined plate 20 to prevent the sand and gravel from directly accumulating on the filter screen 10. Then, the motor 14 can be started to drive the transmission block 8 on the screw rod 15 to move, and the transmission block 8 drives the moving plate 16 to move, so that the moving plate 16 passes through the transmission block 8 on the screw rod 15 and the slide rod 17. The action of the slider 13 makes it move back and forth stably, so that the screen teeth 12 at the bottom of the movable plate 16 also move back and forth, which can accelerate the filtering speed of sand and gravel on the filter screen 2 10 and improve the working efficiency of the device. When the device filters sand and gravel, the exhaust fan 18 can be started to suck the flying dust into the ash storage box 2 through the ash suction pipe 4 and the ash suction block 5, and the filter screen 7 can be used to prevent larger sand and gravel from clogging the ash suction block 5, so that the dust sucked into the ash storage box 2 contacts with water and precipitates, preventing the dust from flying back into the filter box 1 and being discharged through the discharge and loading places, causing certain environmental pollution, and then the filtered sand and gravel are discharged into the collection device through the discharge port.

[0025] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. Sand and gravel filtering equipment that is convenient for filter screen positioning, characterized by: The invention comprises a filter box (1) and an ash storage box (2), wherein the ash storage box (2) is provided on one side of the top of the filter box (1), and both sides of the filter box (1) are provided with a slide groove (11), and a second filter screen (10) is provided between the slide grooves (11), and fixing bolts (9) are evenly provided on the slide grooves (11), and corresponding threaded holes are provided on the slide grooves (11) and the second filter screen (10), and the slide grooves (11) and the second filter screen (10) are connected by fixing bolts (9), and the filter box (1) is provided with a fixing bolt on one side of the reverse side. A motor (14) is provided, and the output end of the motor (14) passes through the filter box (1) and is fixedly connected to a screw rod (15), and a transmission block (8) is provided on the screw rod (15). A slide rod (17) is provided at a position parallel to the screw rod (15) on the other side of the filter box (1), and a slider (13) is provided on the slide rod (17) at a position corresponding to the transmission block (8). A movable plate (16) is provided on the slider (13) and the transmission block (8), and screen teeth (12) are evenly provided on the bottom of the movable plate (16).

2. The sand and gravel filtering equipment for facilitating filter screen positioning according to claim 1 is characterized in that: A funnel-shaped material blocking cover (6) is provided in the middle of the top of the filter box (1), and an ash absorbing block (5) is provided at the top of the filter box (1) outside the material blocking cover (6), and a filter screen (7) is provided at the bottom of the filter box (1) outside the material blocking cover (6).

3. The sand and gravel filtering equipment for facilitating filter screen positioning according to claim 1 is characterized in that: A water tank is provided at the bottom of the ash storage box (2), and a filter layer (19) is provided above the water tank in the ash storage box (2).

4. The sand and gravel filtering equipment for facilitating filter screen positioning according to claim 1 is characterized in that: An ash suction pipe (4) is provided below the filter layer (19) on one side of the ash storage box (2), and the other end of the ash suction pipe (4) extends into the ash suction block (5).

5. The sand and gravel filtering equipment for facilitating filter screen positioning according to claim 1 is characterized in that: An exhaust fan (18) is provided on the top of the dust storage box (2), and the output end of the exhaust fan (18) extends to above the filter layer (19) in the dust storage box (2).

6. The sand and gravel filtering equipment for facilitating filter screen positioning according to claim 1 is characterized in that: A feeding pipe (3) connected to a material blocking cover (6) is provided at the middle position of the top of the filter box (1), and a plurality of groups of connecting blocks are staggeredly provided on the inner wall of the feeding pipe (3), and the connecting blocks on the inner wall of the feeding pipe (3) are fixedly connected to an inclined plate (20) via a rotating shaft.

7. The sand and gravel filtering equipment for facilitating filter screen positioning according to claim 6 is characterized in that: A spring (21) is provided at the bottom of each inclined plate (20), and the other end of each spring (21) is connected to the inner wall of the feeding tube (3).

8. The sand and gravel filtering equipment for facilitating filter screen positioning according to claim 1 is characterized in that: A funnel-shaped discharge port is provided at the bottom of the filter box (1), a sealed door is fixedly connected to the front of the filter box (1) via a hinge, and the inner wall of the filter box (1) is coated with an anti-sticking material.

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