Dustproof environment-friendly spraying device for coal mine civil engineering

Abstract

The utility model relates to the technical field of dustproof spraying devices, in particular to a dustproof environment-friendly spraying device for coal mine civil engineering. Comprising a cart, the top of the cart is provided with a water tank and a support, the top of the support is rotatably provided with a rotating disc, the top of the rotating disc is welded with two supporting plates, the two supporting plates are rotatably provided with a same spraying assembly, the spraying assembly and the water tank are provided with a same water guide hose, and the water guide hose is provided with a water pump. A rotating shaft rotationally penetrates through the support, the top end of the rotating shaft is welded to the bottom of a rotating disc, an annular groove is formed in the top of the support, an annular gear is fixedly installed in the annular groove, and a rectangular groove is formed in the bottom of the rotating disc. Through a simple locking structure, the spraying assembly can be horizontally rotated and adjusted conveniently, then the spraying direction can be conveniently changed, the spraying assembly can be conveniently moved to replace the position for use, and great convenience is brought to dust prevention work of coal mine civil engineering.

Description

Technical Field

[0001] The utility model relates to the technical field of dust-proof spray devices, in particular to a dust-proof and environmentally friendly spray device for coal mine civil engineering. Background Art

[0002] With the continuous development of economy, people's demand for resources is increasing, a large amount of coal is mined, and a large amount of dust is often generated in the process of civil engineering in coal mines. In order to reduce the pollution to the environment, dust spraying is required to suppress the dust. The prior art discloses a dust-proof and environmentally friendly spraying device for coal mine civil engineering with the authorization announcement number CN220047573U, which effectively solves the problems of difficult adjustment of spray angle and low spray efficiency. The device comprises a box body, support plates are fixed on the front and rear sides of the box body, a movable plate is arranged on the box body, the right end of the movable plate is hinged with the support plate, a plurality of nozzles are installed on the movable plate, a first cavity and a second cavity are arranged in the box body, a rotating shaft arranged in the front and rear directions is rotatably connected in the first cavity, a gear is coaxially fixed to the rotating shaft, a rack meshing with the gear is slidably connected up and down in the box body, a frame located above the box body is fixed on the upper end of the rack, rollers are hinged at the front and rear ends of the frame, a sliding groove matched with the roller is arranged on the lower surface of the movable plate, the roller moves along the sliding groove, and then the flipping movement of the movable plate is controlled, and the nozzle is connected to the second cavity through a water pipe.

[0003] However, it was found during use that the above design is not convenient for horizontal rotation adjustment, which makes it inconvenient to adjust the spray direction, and is not convenient to move and change the use position, which greatly inconveniences the dust prevention work of coal mine civil engineering. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to provide a dust-proof and environmentally friendly spray device for coal mine civil engineering, which is convenient for horizontal rotation adjustment of the spray component, convenient for changing the spray direction, and convenient for moving and changing positions for use, which brings great convenience to the dust-proof work of coal mine civil engineering and solves the problems raised in the above-mentioned background technology.

[0005] To achieve the above objectives, the utility model adopts the following technical solution: a dust-proof and environmentally friendly spray device for coal mine civil engineering, comprising a cart, a water tank and a bracket are provided on the top of the cart, a turntable is rotatably installed on the top of the bracket, two support plates are welded on the top of the turntable, the same spray assembly is rotatably installed on the two support plates, the spray assembly and the water tank are provided with the same water-conducting hose, the water-conducting hose is provided with a water pump, a rotating shaft is rotatably passed through the bracket, the top of the rotating shaft is welded to the bottom of the turntable, an annular groove is provided on the top of the bracket, an annular gear is fixedly installed in the annular groove, a rectangular groove is provided on the bottom of the turntable, a tooth block is slidably installed in the rectangular groove, the bottom end of the tooth block extends into the annular groove and meshes with the annular gear, and a first screw is threadedly installed on the top of the tooth block.

[0006] To facilitate the adjustment of the spray angle of the spray assembly:

[0007] As a further improvement of the above technical solution: the turntable also includes a slide groove, which is opened at the top of the turntable, and a slider is slidably installed in the slide groove, the top of the slider extends out of the slide groove and is hinged with a diagonal brace, the top of the diagonal brace is hinged to the bottom of the spray assembly, a second screw rod is threaded through the slider, a chamber is opened on the turntable, one end of the second screw rod extends into the chamber and a first bevel gear is fixedly installed, a motor is fixedly installed on the top of the turntable, the output shaft of the motor extends into the chamber and a second bevel gear is fixedly installed, and the second bevel gear is meshed with the first bevel gear.

[0008] The beneficial effect of this improvement is that, through such an arrangement, the spray angle of the spray assembly can be easily adjusted, the scope of application is expanded, and dust prevention work in coal mine civil engineering is greatly facilitated.

[0009] In order to facilitate the support and limit of the shaft:

[0010] As a further improvement of the above technical solution: a first through hole is passed through the bracket, and the rotating shaft rotates and passes through the first through hole.

[0011] The beneficial effect of this improvement is that by providing the first through hole, it is convenient to support and limit the rotating shaft.

[0012] To facilitate the movement of the water hose:

[0013] As a further improvement of the above technical solution: a rectangular through groove is passed through the bracket, and the water-conducting hose passes through the rectangular through groove.

[0014] The beneficial effect of this improvement is that the rectangular through groove is provided to facilitate the movement of the water-conducting hose.

[0015] In order to facilitate the support and limitation of the first screw rod:

[0016] As a further improvement of the above technical solution: a second through hole is penetrated on the top inner wall of the rectangular groove, and the first screw rod rotates and penetrates the second through hole.

[0017] The beneficial effect of this improvement is that by providing the second through hole, it is convenient to support and limit the first screw rod.

[0018] To prevent the tooth segment from falling out of the rectangular groove:

[0019] As a further improvement of the above technical solution: a limiting groove is provided on an inner wall of one side of the rectangular groove, a limiting block is slidably installed in the limiting groove, and the limiting block is welded to the tooth block.

[0020] The beneficial effect of this improvement is that by providing the limiting groove and the limiting block, it is convenient to limit the tooth block and prevent the tooth block from escaping from the rectangular groove.

[0021] In order to facilitate the support and limitation of the second screw rod:

[0022] As a further improvement of the above technical solution: a third through hole is passed through the chamber and the slide groove, and the second screw rod rotates and passes through the third through hole.

[0023] The beneficial effect of this improvement is that by providing the third through hole, it is convenient to support and limit the second screw rod.

[0024] In order to facilitate the limitation of the output shaft of the motor:

[0025] As a further improvement of the above technical solution: a fourth through hole is penetrated on the top inner wall of the chamber, and the output shaft of the motor rotates and penetrates the fourth through hole.

[0026] The beneficial effect of this improvement is that by providing the fourth through hole, it is convenient to limit the output shaft of the motor.

[0027] The beneficial effects of the utility model are: through a simple locking structure, it is convenient to adjust the horizontal rotation of the spray assembly, thereby facilitating the change of the spray direction and convenient to move and change the position for use, which brings great convenience to the dust prevention work of coal mine civil engineering. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0029] Figure 2 It is a schematic diagram of the top view structure of the bracket in the utility model;

[0030] Figure 3This is a schematic diagram of the three-dimensional assembly structure of the turntable and the support plate in the utility model;

[0031] Figure 4 For this utility model Figure 1 A schematic diagram of the enlarged structure of part A;

[0032] Figure 5 For this utility model Figure 4 Schematic diagram of the enlarged structure of part B.

[0033] In the figure: 1. cart; 2. water tank; 3. bracket; 4. turntable; 5. support plate; 6. spray assembly; 7. water hose; 8. water pump; 9. rotating shaft; 10. annular groove; 11. annular gear; 12. rectangular groove; 13. gear block; 14. first screw rod; 15. diagonal support; 16. slide groove; 17. slider; 18. second screw rod; 19. chamber; 20. first bevel gear; 21. motor; 22. second bevel gear. DETAILED DESCRIPTION

[0034] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0035] like Figure 1-5As shown, a dust-proof and environmentally friendly spraying device for coal mine civil engineering comprises a cart 1, a water tank 2 and a bracket 3 are arranged on the top of the cart 1, a turntable 4 is rotatably installed on the top of the bracket 3, two support plates 5 are welded on the top of the turntable 4, a same spray assembly 6 is rotatably installed on the two support plates 5, a same water-conducting hose 7 is arranged on the spray assembly 6 and the water tank 2, a water pump 8 is arranged on the water-conducting hose 7, a rotating shaft 9 is rotatably penetrated on the bracket 3, the top end of the rotating shaft 9 is welded to the bottom of the turntable 4, an annular groove 10 is provided on the top of the bracket 3, a ring gear 11 is fixedly installed in the annular groove 10, a rectangular groove 12 is provided on the bottom of the turntable 4, a gear block 13 is slidably installed in the rectangular groove 12, and the The bottom end of the tooth block 13 extends into the annular groove 10 and meshes with the annular gear 11. The top thread of the tooth block 13 is installed with a first screw rod 14. Through a simple locking structure, it is convenient to adjust the spray assembly 6 for horizontal rotation, and then to change the spray direction. It is convenient to move and change the position for use, which brings great convenience to the dust prevention work of coal mine civil engineering. The turntable 4 also includes a slide groove 16, and the slide groove 16 is opened at the top of the turntable 4. A slider 17 is slidably installed in the slide groove 16. The top of the slider 17 extends to the outside of the slide groove 16 and is hinged with a diagonal brace 15. The top of the diagonal brace 15 is hinged to the bottom of the spray assembly 6. A second screw rod 18 is threaded through the slider 17. A chamber 19 is opened on the turntable 4. The second One end of the screw rod 18 extends into the chamber 19 and is fixedly installed with a first bevel gear 20. A motor 21 is fixedly installed on the top of the turntable 4. The output shaft of the motor 21 extends into the chamber 19 and is fixedly installed with a second bevel gear 22. The second bevel gear 22 is meshed with the first bevel gear 20. By setting it in this way, it is convenient to adjust the spray angle of the spray assembly 6, which expands the scope of application and brings great convenience to the dust prevention work of coal mine civil engineering. The bracket 3 is penetrated by a first through hole, and the rotating shaft 9 rotates through the first through hole. By setting the first through hole, it is convenient to support and limit the rotating shaft 9. The bracket 3 is penetrated by a rectangular through groove, and the water guide hose 7 passes through the rectangular through groove. By setting the rectangular through groove, it is convenient to guide water. The hose 7 is movable, and a second through hole is penetrated on the top inner wall of the rectangular groove 12, and the first screw rod 14 rotates and penetrates the second through hole. By setting the second through hole, it is convenient to support and limit the first screw rod 14, and a limiting groove is provided on one side inner wall of the rectangular groove 12, and a limiting block is slidably installed in the limiting groove, and the limiting block is welded to the tooth block 13. By setting the limiting groove and the limiting block, it is convenient to limit the tooth block 13 to prevent the tooth block 13 from escaping from the rectangular groove 12, and a third through hole is penetrated between the chamber 19 and the slide groove 16, and the second screw rod 18 rotates and penetrates the third through hole. By setting the third through hole, it is convenient to support and limit the second screw rod 18, and a fourth through hole is penetrated on the top inner wall of the chamber 19,The output shaft of the motor 21 rotates and passes through the fourth through hole. By providing the fourth through hole, it is convenient to limit the output shaft of the motor 21.

[0036] The working principle of the utility model is as follows: when in use, the cart 1 is first pushed to move the device to a suitable position, and then the first screw rod 14 is rotated so that the tooth block 13 is driven to disengage from the ring gear 11 and enter the rectangular groove 12, and then the turntable 4 is rotated so that the turntable 4 is driven to rotate on the top of the bracket 3, and the turntable 4 drives the two support plates 5 and the spray assembly 6 to rotate until the spray assembly 6 points to a suitable direction, and then the first screw rod 14 is rotated in the opposite direction so that the tooth block 13 is meshed with the ring gear 11 again, the turntable 4 is fixed, and the horizontal direction adjustment of the spray assembly 6 is completed. By setting it in this way, it is convenient to adjust the spray assembly 6 horizontally. , which makes it easy to change the spraying direction and move and change positions for use, which greatly facilitates the dust prevention work of coal mine civil engineering. Subsequently, the motor 21 is turned on, and the output shaft of the motor 21 drives the second bevel gear 22 to rotate, and the second bevel gear 22 drives the first bevel gear 20 to rotate, so that the second screw rod 18 is driven to rotate, and the second screw rod 18 drives the slider 17 to move horizontally in the slide groove 16, so that the diagonal support 15 is driven to rotate and drives the nozzle of the spray assembly 6 to rotate upward or downward to a suitable angle. Through such a setting, it is convenient to adjust the spray angle of the spray assembly 6, expand the scope of application, and bring great convenience to the dust prevention work of coal mine civil engineering.

[0037] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0038] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above is only the preferred implementation method of the utility model. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principle of the utility model, they can make several improvements, embellishments or changes, and can also combine the above technical features in an appropriate manner; these improvements, embellishments, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A dust-proof and environmentally friendly spraying device for coal mine civil engineering, comprising a cart (1), a water tank (2) and a bracket (3) being provided on the top of the cart (1), characterized in that: A turntable (4) is rotatably mounted on the top of the bracket (3), two support plates (5) are welded on the top of the turntable (4), a same spray assembly (6) is rotatably mounted on the two support plates (5), a same water guide hose (7) is provided on the spray assembly (6) and the water tank (2), a water pump (8) is provided on the water guide hose (7), a rotating shaft (9) is rotatably passed through the bracket (3), the top end of the rotating shaft (9) is welded to the bottom of the turntable (4), an annular groove (10) is provided on the top of the bracket (3), a ring gear (11) is fixedly mounted in the annular groove (10), a rectangular groove (12) is provided on the bottom of the turntable (4), a tooth block (13) is slidably mounted in the rectangular groove (12), the bottom end of the tooth block (13) extends into the annular groove (10) and meshes with the ring gear (11), and a first screw rod (14) is threadedly mounted on the top of the tooth block (13).

2. The dust-proof and environmentally friendly spraying device for coal mine civil engineering according to claim 1 is characterized in that: The turntable (4) further comprises a slide groove (16), wherein the slide groove (16) is provided at the top of the turntable (4), a slider (17) is slidably mounted in the slide groove (16), the top of the slider (17) extends outside the slide groove (16) and is hingedly connected to a diagonal brace (15), the top of the diagonal brace (15) is hingedly connected to the bottom of the spray assembly (6), a second screw rod (18) is threadedly penetrated on the slider (17), a chamber (19) is provided on the turntable (4), one end of the second screw rod (18) extends into the chamber (19) and is fixedly mounted with a first bevel gear (20), a motor (21) is fixedly mounted on the top of the turntable (4), an output shaft of the motor (21) extends into the chamber (19) and is fixedly mounted with a second bevel gear (22), and the second bevel gear (22) is meshed with the first bevel gear (20).

3. The dust-proof and environmentally friendly spraying device for coal mine civil engineering according to claim 1 is characterized in that: The bracket (3) is penetrated by a first through hole, and the rotating shaft (9) rotates and penetrates the first through hole.

4. The dust-proof and environmentally friendly spraying device for coal mine civil engineering according to claim 1 is characterized in that: The bracket (3) is penetrated by a rectangular through slot, and the water-conducting hose (7) penetrates the rectangular through slot.

5. The dust-proof and environmentally friendly spraying device for coal mine civil engineering according to claim 1 is characterized in that: A second through hole is formed on the top inner wall of the rectangular groove (12), and the first screw rod (14) rotates and passes through the second through hole.

6. The dust-proof and environmentally friendly spraying device for coal mine civil engineering according to claim 1 is characterized by: A limiting groove is provided on an inner wall of one side of the rectangular groove (12), a limiting block is slidably installed in the limiting groove, and the limiting block is welded to the tooth block (13).

7. The dust-proof and environmentally friendly spraying device for coal mine civil engineering according to claim 2 is characterized by: A third through hole is formed between the chamber (19) and the slide groove (16), and the second screw rod (18) rotates and passes through the third through hole.

8. The dust-proof and environmentally friendly spraying device for coal mine civil engineering according to claim 2 is characterized by: A fourth through hole is formed on the top inner wall of the chamber (19), and the output shaft of the motor (21) rotates and passes through the fourth through hole.

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