CN220979559U

CN220979559U - Dust fall device for coal mining

Info

Publication number: CN220979559U
Application number: CN202322938507.9U
Authority: CN
Inventors: 王瑞; 韩伟; 康亮
Original assignee: National Energy Group Ningxia Coal Industry Co ltd Olefin No 1 Branch
Current assignee: National Energy Group Ningxia Coal Industry Co ltd Olefin No 1 Branch
Priority date: 2023-10-31
Filing date: 2023-10-31
Publication date: 2024-05-17
Anticipated expiration: 2033-10-31

Abstract

The application discloses a dust fall device for coal mine exploitation, which comprises a base, wherein four universal wheels are fixedly arranged at the bottom of the base, a water storage tank and a lifting assembly are arranged at the top of the base, a water outlet hose is communicated with one side of the bottom of the water storage tank, a water suction pump is arranged on the water outlet hose, one end of the water outlet hose, which is far away from the water storage tank, is connected with a spray pipe, the other end of the spray pipe is communicated with a spray head, a fixed plate is arranged at the top of the lifting assembly, a second motor is fixedly connected to the top of the fixed plate, the output end of the second motor is fixedly connected with a driving gear, a driven gear is meshed with the surface of the driving gear, a rotating rod is sleeved in an inner cavity of the driven gear, the top of the rotating rod is connected with the bottom of the spray pipe, and the lifting assembly drives the spray head above the fixed plate to move up and down so as to change the height of the spray head, and the corresponding adjustment can be made according to the height difference of each section of roadway in a coal mine.

Description

Dust fall device for coal mining

Technical Field

The utility model relates to the technical field of coal mine dust fall, in particular to a dust fall device for coal mining.

Background

With the continuous development of the coal mine industry in China, equipment for coal mine is increased, the efficiency of coal mine operation can be greatly improved, the working environment of coal mine underground operation is severe, more dust is contained, workers are in long-term contact with the dust, dust and other occupational diseases are easy to get, the life and health of the workers are seriously affected, and in order to reduce the occupational diseases, the working environment of the workers is optimized, and dust fall treatment is needed.

At present, the existing dust falling device for partial coal mine underground does not have a height adjusting function, and is inconvenient to adjust a spraying angle, so that the dust falling range is smaller, and the dust falling efficiency is reduced.

Disclosure of utility model

The application aims to provide a dust fall device for coal mine exploitation, which solves the problems that part of dust fall devices for coal mine exploitation in the prior art do not have a height adjusting function and are inconvenient to adjust a spraying angle, so that the dust fall range is smaller and the dust fall efficiency is reduced.

In order to solve the technical problems, the application provides a dust fall device for coal mine opening, which comprises a base, wherein four universal wheels are fixedly arranged at the bottom of the base, a water storage tank and a lifting assembly are arranged at the top of the base, a water outlet hose is arranged on one side of the bottom of the water storage tank in a communicated manner, a water suction pump is arranged on the water outlet hose, one end, far away from the water storage tank, of the water outlet hose is connected with a spray pipe, the other end of the spray pipe is communicated with a spray head, a fixed plate is arranged at the top of the lifting assembly, a second motor is fixedly connected to the top of the fixed plate, a driving gear is fixedly connected to the output end of the second motor, a driven gear is meshed with the surface of the driving gear, a rotating rod is sleeved in an inner cavity of the driven gear, and the top of the rotating rod is connected with the bottom of the spray pipe.

In the scheme, it is to be noted that, lifting unit including set up in the first motor at base top, fixedly connected with axis of rotation on the output shaft of first motor, the surface fixedly connected with of axis of rotation has first conical gear, the outside meshing of first conical gear has second conical gear, the inboard fixedly connected with screw thread section of thick bamboo of second conical gear, the inboard threaded connection of screw thread section of thick bamboo has the internal thread pole, the fixed plate sets up the top of internal thread pole.

It is further worth to say that the top fixedly connected with of base places the seat, first motor is fixed in place the top of seat, screw thread section of thick bamboo swing joint is in the top of base.

As a preferred implementation mode, the outside fixedly connected with limiting plate of internal thread pole, the outside fixedly connected with slider of limiting plate, the lateral wall of storage water tank is seted up with the first spout that matches with the slider is fit for.

In the scheme, the water storage tank is characterized in that mounting seats are symmetrically arranged on one side, close to the water storage tank, of the top of the base, supporting rods are hinged between the mounting seats, and handles are arranged on the top ends of the supporting rods.

It is further worth to say that the bracing piece is close to one side of storage water tank articulates there is the fly leaf, the storage water tank is close to one side of bracing piece articulates there is the connecting rod, the second spout has been seted up on the surface of fly leaf, the both sides of connecting rod all are connected with the stopper, the inner wall sliding connection of stopper and second spout.

As a preferred embodiment, one end of the spray pipe is uniformly provided with a plurality of spray heads.

Compared with the prior art, the dust fall device for coal mining provided by the utility model at least comprises the following beneficial effects:

1. The first motor is arranged above the bottom plate, the first motor is started to drive the first conical gear to rotate, the second conical gear rotates to drive the conical gear on the outer side of the first conical gear to rotate, the second conical gear rotates to drive the threaded cylinder on the inner side of the second conical gear to rotate, the threaded cylinder rotates to drive the internal threaded rod to move up and down, the internal threaded rod moves up and down to drive the spray head above the fixed plate to move up and down, the purpose of changing the height of the spray head is achieved, and then the spray head can be correspondingly adjusted according to the height difference of each section of tunneling roadway in a coal mine;

2. The second motor, the driving gear, the driven gear, the rotating rod and the nozzle are matched for use, so that the spraying angle of the spray head can be adjusted, the spraying range is enlarged, the dust settling area is increased, and a better dust settling effect is achieved;

3. Through setting up the storage water tank, utilize the water pump to draw shower nozzle department with the water that stores in the storage water tank to spray water atomization in the air through the shower nozzle, carry out dust fall to nearby air.

Drawings

For a clearer description of the technical solutions of the present application, the drawings that are required to be used in the embodiments will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without making any effort.

FIG. 1 is a schematic diagram of the front of a dust settling device for coal mining;

FIG. 2 is a perspective view of a movable plate and a connecting rod according to the present utility model;

In the figure: 1. a base; 2. a first motor; 21. a rotating shaft; 22. a first bevel gear; 23. a second bevel gear; 24. a thread cylinder; 25. an internal threaded rod; 26. a limiting plate; 27. a slide block; 28. a first chute; 29. a placement seat; 3. a fixing plate; 31. a second motor; 32. a drive gear; 33. a driven gear; 34. a rotating rod; 4. a water storage tank; 41. a water outlet hose; 42. a water pump; 43. a shower pipe; 44. a spray head; 5. a mounting base; 51. a support rod; 52. a handle; 53. a movable plate; 54. a second chute; 55. a limiting block; 56. a connecting rod; 6. and a universal wheel.

Detailed Description

In order to enable those skilled in the art to better understand the technical solutions of the present application, the following description will make clear and complete descriptions of the technical solutions of the embodiments of the present application with reference to the accompanying drawings.

The application aims to provide a dust falling device for coal mining, which solves the problems that part of dust falling devices for underground coal mines in the prior art do not have a height adjusting function and are inconvenient to adjust a spraying angle, so that the dust falling range is smaller and the dust falling efficiency is reduced.

Fig. 1 is a schematic front view of a dust settling device for coal mining, and fig. 2 is a perspective structure diagram of a movable plate and a connecting rod, which are provided by the utility model, and are shown in fig. 1 to 2.

Example 1

The utility model provides a dust fall device for coal mining, including base 1, the size of base 1 confirms according to the equipment of top, the fixed four universal wheels 6 that are provided with in bottom of base 1, remove the device through universal wheel 6, the top of base 1 is provided with storage water tank 4 and lifting unit, storage water tank 4 is located one side of lifting unit, base 1 supports storage water tank 4 and lifting unit, the water that dust fall sprayed the needs is equipped with in storage water tank 4, storage water tank 4's size and shape are decided according to the actual conditions, storage water tank 4's bottom one side intercommunication is provided with out water hose 41, it installs in storage water tank 4's bottom one side to go out water in the storage water tank 4, be provided with suction pump 42 on out water hose 41, suction pump 42 can carry out the pressure boost to the water in the out water hose 41, the one end that water hose 41 kept away from storage water tank 4 is connected with shower 43, shower 43's the other end intercommunication has shower nozzle 44, shower nozzle 44 and shower nozzle 43 intercommunication, the atomizer is used atomizer 44, increase the area that water sprayed out, reach better dust fall effect. In actual use, the water pump 42 conveys the water in the water storage tank 4 into the spray pipe 43 through the water outlet hose 41, and then the water is sprayed out through the spray nozzle 44 to reduce dust. The top of lifting unit is provided with fixed plate 3, fixed plate 3 is fixed in lifting unit's top, can adjust fixed plate 3's height through lifting unit, fixed plate 3's top fixedly connected with second motor 31, second motor 31 selects for use reciprocating motor, the output fixedly connected with driving gear 32 of second motor 31, second motor 31 can drive driving gear 32 reciprocal rotation, the surface meshing of driving gear 32 has driven gear 33, driven gear 33's inner chamber cover is equipped with bull stick 34, when driven gear 33 follows driving gear 32 reciprocal rotation, bull stick 34 rotates along with driven gear 33, bull stick 34 rotates the top that sets up at fixed plate 3, the top of bull stick 34 is connected with the bottom of shower 43, when bull stick 34 rotates, shower 43 follows bull stick 34 reciprocal swing, and then drive shower nozzle 44 reciprocal swing, adjust shower angle to shower nozzle 44, the dust fall area has been reached better dust fall effect.

In this embodiment, in order to make corresponding adjustment to the spray head 44 according to the height difference of each section of tunneling roadway in the coal mine, the practicability of the device is improved, a lifting assembly is further provided on the base 1, preferably, the lifting assembly includes a first motor 2 disposed at the top of the base, a rotating shaft 21 is fixedly connected to an output shaft of the first motor 2, a first conical gear 22 is fixedly connected to an outer surface of the rotating shaft 21, when the first motor 2 drives the rotating shaft 21 to rotate, the first conical gear 22 rotates along with the rotating shaft 21, a second conical gear 23 is meshed with the outer side of the first conical gear 22, when the first conical gear 22 rotates, the second conical gear 23 meshed with the first conical gear 22 rotates along with the rotation, a threaded cylinder 24 is fixedly connected to the inner side of the second conical gear 23, the second conical gear 23 rotates to drive the threaded cylinder 24 at the inner side of the second conical gear, an inner threaded cylinder 24 is connected with an inner threaded rod 25, the threaded cylinder 24 rotates to drive the inner threaded rod 25 to move up and down, and the fixing plate 3 is disposed at the top of the inner threaded rod 25, so that the fixing plate 3 moves up and down along with the inner threaded rod 25, and the fixing plate 3 drives the top 3 or the spray head to move down at different heights to meet the height requirements of the spray head 44. Further, the top fixedly connected with of base 1 places seat 29, places seat 29 and supports and fix first motor 2, and first motor 2 is fixed in the top of placing seat 29, and screw thread section of thick bamboo 24 swing joint is in the top of base 1, and screw thread section of thick bamboo 24 vertical rotation sets up in base 1 top.

In order to further improve lifting assembly's stability in use, preferably, internal thread pole 25 outside fixedly connected with limiting plate 26, can drive limiting plate 26 and remove when internal thread pole 25 reciprocates, limiting plate 26's outside fixedly connected with slider 27, the first spout 28 that matches with slider 27 is seted up to storage water tank 4's lateral wall, the length of first spout 28 sets up according to actual conditions, limiting plate 26 can drive slider 27 and reciprocate in first spout 28, carry out spacing protection to lifting assembly through first spout 28, slider 27 and limiting plate 26, the stability that the device used has been improved simultaneously.

Example 2

The utility model provides a dust device for coal mining, preferably, the one side symmetry that base 1 top is close to storage water tank 4 is provided with mount pad 5, articulates between the mount pad 5 has bracing piece 51, all articulates on two mount pads 5 and is provided with bracing piece 51, swing joint between bracing piece 51 and the base 1, and the top of two bracing pieces 51 is provided with handle 52, and the staff can remove dust device through holding handle 52, and the surface of handle 52 still is provided with the antiskid cover, further reduces working labor.

In order to further reduce the occupied space of the dust-settling device, preferably, one side of the supporting rod 51, which is close to the water storage tank 4, is hinged with a movable plate 53, one side of the water storage tank 4, which is close to the supporting rod 51, is hinged with a connecting rod 56, a second sliding groove 54 is formed in the surface of the movable plate 53, the length of the second sliding groove 54 is determined according to actual requirements, two sides of each connecting rod 56 are respectively connected with a limiting block 55, the limiting blocks 55 are in sliding connection with the inner wall of the second sliding groove 54, and when in actual use, when a worker moves the dust-settling device, the supporting rod 51 rotates to be vertical to the base 1 along with the movable plate 53, namely, by arranging the movable plate 53, the limiting blocks 55 and the connecting rod 56, the occupied space of a dust-settling component is reduced, and the flexibility of the device is increased.

In this embodiment, in order to increase the dust fall area and improve the dust fall efficiency, preferably, one end of the spray pipe 43 is uniformly provided with a plurality of spray nozzles 44, and the spray nozzles 44 spray water in the coal mine, so that more dust can be captured by spraying, and a better dust fall effect can be achieved.

The application provides a dust fall device for coal mine exploitation, which has the following working principle: holding the handle 52 to push the dust settling device into a coal mine tunnel needing dust settling, starting the first motor 2, enabling the first motor 2 to drive the first conical gear 22 to rotate, enabling the first conical gear 22 to rotate to drive the second conical gear 23 on the outer side of the first conical gear 22 to rotate, enabling the second conical gear 23 to rotate to drive the threaded cylinder 24 on the inner side of the second conical gear to rotate, enabling the threaded cylinder 24 to rotate to drive the internally threaded rod 25 to move up and down, enabling the internally threaded rod 25 to move to drive the fixing plate 3 to move up and down, further enabling the spray head 44 to be close to the position near the top of the tunnel, starting the water suction pump 42, enabling the water suction pump 42 to convey water in the water storage tank 4 into the spray pipe 43 through the water outlet hose 41, then spraying out through the spray head 44 to reduce dust, and simultaneously enabling the second motor 31 to drive the spray head 44 to rotate to adjust the spray angle through the driving gear 32 and the driven gear 33 to rotate the rotary rod 34.

Other embodiments of the application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the application following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the application pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the application being indicated by the following claims.

It is to be understood that the application is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The embodiments of the present application described above do not limit the scope of the present application.

Claims

1. A dust fall device for coal mining, comprising:

Base (1), the fixed four universal wheels (6) that are provided with in bottom of base (1), the top of base (1) is provided with storage water tank (4) and lifting unit, the bottom one side intercommunication of storage water tank (4) is provided with out water hose (41), be provided with suction pump (42) on out water hose (41), it keeps away from to go out water hose (41) one end of storage water tank (4) is connected with shower (43), the other end intercommunication of shower (43) has shower nozzle (44), lifting unit's top is provided with fixed plate (3), the top fixedly connected with second motor (31) of fixed plate (3), the output fixedly connected with driving gear (32) of second motor (31), the surface engagement of driving gear (32) has driven gear (33), the inner chamber cover of driven gear (33) is equipped with bull stick (34), the top of bull stick (34) with the bottom of shower (43) is connected.

2. The dust fall device for coal mining according to claim 1, wherein the lifting assembly comprises a first motor (2) arranged at the top of the base, a rotating shaft (21) is fixedly connected to an output shaft of the first motor (2), a first conical gear (22) is fixedly connected to the outer surface of the rotating shaft (21), a second conical gear (23) is meshed with the outer side of the first conical gear (22), a threaded cylinder (24) is fixedly connected to the inner side of the second conical gear (23), an internal threaded rod (25) is connected to the inner side of the threaded cylinder (24), and the fixing plate (3) is arranged at the top of the internal threaded rod (25).

3. The dust fall device for coal mining according to claim 2, wherein a placement seat (29) is fixedly connected to the top of the base (1), the first motor (2) is fixed to the top of the placement seat (29), and the threaded cylinder (24) is movably connected to the top of the base (1).

4. The dust fall device for coal mining according to claim 2, wherein a limiting plate (26) is fixedly connected to the outer side of the internal threaded rod (25), a sliding block (27) is fixedly connected to the outer side of the limiting plate (26), and a first sliding groove (28) matched with the sliding block (27) is formed in the side wall of the water storage tank (4).

5. The dust fall device for coal mining according to claim 1, wherein mounting seats (5) are symmetrically arranged on one side, close to the water storage tank (4), of the top of the base (1), supporting rods (51) are hinged between the mounting seats (5), and handles (52) are arranged on the top ends of the supporting rods (51).

6. The dust fall device for coal mining according to claim 5, wherein a movable plate (53) is hinged to one side, close to the water storage tank (4), of the support rod (51), a connecting rod (56) is hinged to one side, close to the support rod (51), of the water storage tank (4), a second sliding groove (54) is formed in the surface of the movable plate (53), limiting blocks (55) are connected to two sides of the connecting rod (56), and the limiting blocks (55) are slidably connected with the inner wall of the second sliding groove (54).

7. A dust suppression device for coal mining according to claim 1, characterized in that one end of the shower pipe (43) is uniformly provided with a plurality of the shower nozzles (44).