CN212898575U

CN212898575U - Device for underground ventilation of coal mine

Info

Publication number: CN212898575U
Application number: CN202021934070.1U
Authority: CN
Inventors: 张建华; 巨涛; 马晓江
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-04-06
Anticipated expiration: 2030-09-08

Abstract

The utility model provides a device for underground ventilation of a coal mine, which belongs to the technical field of mine safety equipment and aims to solve the problems that the existing underground ventilation device of the coal mine is inconvenient to move when in use, or is unstable to be arranged under the coal mine, mostly does not treat dust, and leads to more dust during ventilation, thus being easy to cause the breathing difficulty of workers, and comprises universal wheels; a group of roller driving lead screws are rotatably connected above the universal wheels; the upper end of the universal wheel is rotatably connected with a group of bases; and a group of damping devices is fixedly connected above the base. This colliery is ventilation unit in pit only needs the twist grip just can realize the lift of universal wheel, makes things convenient for ventilation unit's fixed mounting and position control, rotates the altitude mixture control that the fan just can be realized to the hand wheel, satisfies and can both use the fan at the work of co-altitude not, and the water smoke that the fan accompanies can play the effect of cooling and removing dust.

Description

Device for underground ventilation of coal mine

Technical Field

The utility model belongs to the technical field of mine safety equipment, more specifically say, in particular to a device for colliery is ventilation in pit.

Background

The coal mine is an important energy source, is formed by numerous plants growing in certain ages through long-term geological evolution and coalification, and is generally divided into a working well coal mine and an open pit coal mine, most coal mines in China belong to the working well coal mine, coal mine excavation needs to be carried out in a mode of excavating a roadway underground, oxygen is easy to be insufficient in the deep roadway, even along with the exploitation of the roadway, the temperature can be higher and higher, harmful gas and dust can also be increased, the ventilation of the coal mine is mainly realized through an underground ventilation device at present, and therefore the underground coal mine ventilation device is an essential device for underground excavation.

Based on the above, current colliery is ventilation unit in pit is generally when using or remove inconvenient, or settles unstablely in the colliery in the pit, and current ventilation unit does not handle colliery dust in the pit more, and the dust becomes many when ventilating, causes the danger of workman's breathing difficulty easily.

In view of the above, research and improvement are made on the existing structure and defects, and a device for underground ventilation of a coal mine is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a device for colliery is ventilation in pit to solve current colliery and ventilate device in pit and generally or remove inconveniently when using, or settle the unstability in the colliery in pit, do not handle colliery dust in the pit more, the dust becomes many when ventilating, causes the problem that the workman breathed the difficulty easily.

The utility model relates to a purpose and efficiency of a device for colliery is ventilation in pit is reached by following concrete technological means:

a device for underground ventilation of a coal mine comprises universal wheels; a group of roller driving lead screws are rotatably connected above the universal wheels; the upper end of the universal wheel is rotatably connected with a group of bases; a group of damping devices is fixedly connected above the base; a group of rotating shafts are rotatably connected inside the damping device; two groups of lifting driving screw rods are rotatably connected above the rotating shaft; a group of water tanks is fixedly connected above the damping device; a group of water pumps is fixedly connected above the water tank; the inner side of the lifting driving screw rod is connected with a group of placing plates in a sliding manner; a group of fans is fixedly connected above the placing plate.

Further, the roller driving lead screw further comprises a handle and bottom sliding blocks, the front end face of the roller driving lead screw is fixedly connected with a group of handles, the coaxial outer side of the roller driving lead screw is in threaded connection with two groups of bottom sliding blocks, the roller driving lead screw is composed of two groups of thread driving lead screws with the same distance and different directions, and the roller driving lead screw and the bottom sliding blocks jointly form a lead screw nut transmission pair.

Further, the universal wheel still includes dwang, connecting rod, and a set of dwang of each fixedly connected with in the top of four groups of universal wheels, the upper end both sides of universal wheel respectively rotate and are connected with a set of connecting rod, and the top of dwang is rotated and is connected with a set of base, and the top of the connecting rod of both sides respectively rotates and is connected with a set of bottom slider, constitutes slider-crank mechanism between bottom slider, connecting rod, universal wheel, the base jointly.

Furthermore, the pivot still includes hand wheel, drive bevel gear, and the preceding terminal surface fixedly connected with of pivot is a set of hand wheel, two sets of drive bevel gear of coaxial both sides fixedly connected with of pivot, and the lift drive lead screw still includes driven bevel gear, and the bottom of the lift drive lead screw of both sides respectively fixedly connected with a set of driven bevel gear, and the top of the drive bevel gear of both sides respectively meshes and is connected with a set of driven bevel gear, and two sets of drive bevel gear constitutes bevel gear drive mechanism with a set of driven bevel gear meshing respectively.

Further, damping device still includes the spout, and damping device's top fixedly connected with a set of spout, lift drive lead screw still include the upper portion slider, and each coaxial threaded connection of both sides lift drive lead screw has a set of upper portion slider, and lift drive lead screw, upper portion slider have constituted screw nut transmission pair jointly, and the upper portion slider with place board sliding connection, place board and fan fixed connection.

Further, the water pump still includes outlet pipe, inlet tube, and a set of outlet pipe of the bottom fixedly connected with of water pump, a set of inlet tube of top fixedly connected with of water pump, a set of water tank of below fixedly connected with of outlet tube, a set of fan of upper end fixedly connected with of inlet tube.

Compared with the prior art, the utility model discloses following beneficial effect has:

the underground coal mine ventilation device drives the universal wheels to lift through the crank block mechanism which is formed by the bottom sliding blocks, the connecting rods, the universal wheels and the base by rotating the handle, when the two groups of bottom sliding blocks slide oppositely, the universal wheels lift is realized, the ventilation device can be fixed at the moment, when the two groups of bottom sliding blocks slide oppositely, the universal wheels descend is realized, the position of the ventilation device can be adjusted at the moment, the ventilation device is convenient to be arranged and moved, then the hand wheel is rotated to realize the up-and-down movement of the placing plate and the fans on the placing plate, the fans with different heights are used, then the fans enter through the water inlet pipe, are changed into water mist under the wind power of the fans, and perform the functions of cooling and dedusting on air, in conclusion, the underground coal mine ventilation device can lift the universal wheels only by rotating the handle, make things convenient for ventilation unit's fixed mounting and position control, then rotate the altitude mixture control that the fan just can be realized to the hand wheel, satisfy and both can use the fan in the high work of difference, the fan can blow along with the water smoke, not only plays the effect of cooling, can also play the effect of dust fall.

Drawings

Fig. 1 is a schematic view of the overall axial structure of the present invention.

Fig. 2 is a schematic diagram of the side structure of the universal wheel shaft of the present invention.

Fig. 3 is the schematic diagram of the structure of the water pump shaft side of the present invention.

Fig. 4 is a schematic diagram of the structure of the shaft side of the lifting driving screw of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a universal wheel; 101. rotating the rod; 102. a connecting rod; 2. the roller drives the lead screw; 201. a handle; 202. a bottom slider; 3. a base; 4. a damping device; 401. a chute; 5. a rotating shaft; 501. a hand wheel; 502. a drive bevel gear; 6. lifting the driving screw; 601. a driven bevel gear; 602. an upper slide block; 7. a water tank; 8. a water pump; 801. a water outlet pipe; 802. a water inlet pipe; 9. placing the plate; 10. a fan.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a device for underground ventilation of a coal mine, which comprises universal wheels 1; a group of roller driving lead screws 2 are rotatably connected above the universal wheel 1; the upper end of the universal wheel 1 is rotatably connected with a group of bases 3; a group of damping devices 4 are fixedly connected above the base 3; a group of rotating shafts 5 are rotatably connected inside the damping device 4; two groups of lifting driving screw rods 6 are rotatably connected above the rotating shaft 5; a group of water tanks 7 are fixedly connected above the damping device 4; a group of water pumps 8 are fixedly connected above the water tank 7; the inner side of the lifting driving screw 6 is connected with a group of placing plates 9 in a sliding way; a set of fans 10 is fixedly connected above the placing plate 9.

Wherein, roller drive lead screw 2 still includes handle 201, bottom slider 202, a set of handle 201 of roller drive lead screw 2's preceding terminal surface fixedly connected with, roller drive lead screw 2's coaxial outside threaded connection has two sets of bottom sliders 202, roller drive lead screw 2 comprises two sets of equidistance syntropy screw drive lead screw, roller drive lead screw 2, bottom slider 202 has constituted screw nut transmission pair jointly, in use, drive roller drive lead screw 2's rotation through turning handle 201, roller drive lead screw 2's rotation realizes that two sets of bottom sliders 202 slide in opposite directions or slide dorsad simultaneously.

Wherein, the universal wheel 1 also includes the rotating lever 101, the brace rod 102, the upper of four groups of universal wheels 1 is fixedly connected with a group of rotating levers 101 respectively, both sides of upper end of the universal wheel 1 are connected with a group of brace rods 102 respectively, the upper of the rotating lever 101 is connected with a group of bases 3 respectively, the upper of the brace rods 102 on both sides is connected with a group of bottom sliders 202 respectively, the bottom sliders 202, the brace rods 102, the universal wheel 1, the bases 3 form the crank slider mechanism together, in use, the lifting of the universal wheel 1 is realized through the crank slider mechanism formed by the bottom sliders 202, the brace rods 102, the universal wheel 1, the bases 3 together, and the universal wheel 1 is connected with the bases 3 through the rotating lever 101, the rotating lifting of the universal wheel 1 is realized, when two groups of bottom sliders 202 slide towards each other, the lifting of the universal wheel 1 is realized, when two groups, the universal wheel 1 is lowered, and the ventilation device is convenient to place and move.

Wherein, the pivot 5 still includes hand wheel 501, drive bevel gear 502, the preceding terminal surface fixedly connected with a set of hand wheel 501 of pivot 5, the coaxial both sides fixedly connected with two sets of drive bevel gears 502 of pivot 5, the lift drive lead screw 6 still includes driven bevel gear 601, the bottom of the lift drive lead screw 6 of both sides respectively fixedly connected with a set of driven bevel gear 601, the top of the drive bevel gear 502 of both sides respectively meshes and is connected with a set of driven bevel gear 601, two sets of drive bevel gears 502 mesh with a set of driven bevel gear 601 respectively and constitute bevel gear drive mechanism, in use, wave hand wheel 501, the pivot 5 drives the lift drive lead screw 6 through the bevel gear drive mechanism that constitutes by drive bevel gear 502 and driven bevel gear 601 meshing and rotates.

The damping device 4 further comprises a sliding groove 401, a group of sliding grooves 401 is fixedly connected above the damping device 4, the lifting driving screw 6 further comprises an upper sliding block 602, a group of upper sliding blocks 602 are coaxially and threadedly connected to the lifting driving screw 6 on two sides, the lifting driving screw 6 and the upper sliding blocks 602 jointly form a screw nut transmission pair, the upper sliding blocks 602 are slidably connected with the placing plate 9, the placing plate 9 is fixedly connected with the fan 10, and when the lifting driving screw 6 rotates, the lifting driving screw 6 drives the upper sliding blocks 602 to slide up and down in the sliding grooves 401 through the screw nut transmission pair formed by the lifting driving screw 6 and the upper sliding blocks 602 together, and the up-and-down sliding of the placing plate 9 and the fan 10 on the placing plate 9 is realized by the up-and-down sliding of the upper sliding blocks 602, so that the fans 10.

Wherein, water pump 8 still includes outlet pipe 801, inlet tube 802, a set of outlet pipe 801 of the bottom fixedly connected with of water pump 8, a set of inlet tube 802 of the top fixedly connected with of water pump 8, a set of water tank 7 of the below fixedly connected with of outlet pipe 801, a set of fan 10 of the upper end fixedly connected with of inlet tube 802, in use, through water pump 8 with the water in the water tank 7 take out into outlet pipe 801, then get into fan 10 through inlet tube 802, become water smoke under the wind-force effect of fan 10, the effect of dust removal of cooling is carried out to the air.

The specific use mode and function of the embodiment are as follows:

in use, the handle 201 is rotated to drive the roller to drive the screw 2 to rotate, the roller drives the screw 2 to rotate so as to realize that the two groups of bottom sliders 202 simultaneously slide in opposite directions or slide in opposite directions, the two groups of bottom sliders 202 simultaneously slide in opposite directions or slide in opposite directions so as to realize that a crank slider mechanism jointly formed by the bottom sliders 202, the connecting rod 102, the universal wheel 1 and the base 3 drives the universal wheel 1 to ascend and descend, the universal wheel 1 is rotatably connected with the base 3 through the rotating rod 101 so as to realize the rotating ascending and descending of the universal wheel 1, when the two groups of bottom sliders 202 slide in opposite directions, the universal wheel 1 descends, the ventilation device is conveniently arranged, the position of the ventilation device is conveniently moved, then the hand wheel 501 is shaken, the rotating shaft 5 drives the lifting driving screw 6 to rotate through a bevel gear transmission mechanism formed by the meshing of the driving bevel gear 502 and the driven bevel gear 601, when the lifting driving screw 6 rotates, the lifting driving screw 6 drives the upper sliding block 602 to slide up and down in the sliding groove 401 through a screw nut transmission pair formed by the lifting driving screw 6 and the upper sliding block 602, the upper sliding block 602 slides up and down to realize the up-and-down movement of the placing plate 9 and the fan 10 on the placing plate 9, the use fans 10 with different heights are met, then water in the water tank 7 is pumped into and out of the water pipe 801 through the water pump 8 and then enters the fan 10 through the water inlet pipe 802, the water is changed into water mist under the action of wind power of the fan 10, and the air is cooled and dedusted.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A device for ventilation in a coal mine well is characterized in that: the device for underground ventilation of the coal mine comprises universal wheels (1); a group of roller driving lead screws (2) are rotatably connected above the universal wheel (1); the upper end of the universal wheel (1) is rotatably connected with a group of bases (3); a group of damping devices (4) are fixedly connected above the base (3); a group of rotating shafts (5) are rotatably connected inside the damping device (4); two groups of lifting driving screw rods (6) are rotatably connected above the rotating shaft (5); a group of water tanks (7) are fixedly connected above the damping device (4); a group of water pumps (8) are fixedly connected above the water tank (7); the inner side of the lifting driving screw rod (6) is connected with a group of placing plates (9) in a sliding manner; a group of fans (10) is fixedly connected above the placing plate (9).

2. The device for underground ventilation of a coal mine according to claim 1, wherein: the roller driving lead screw (2) further comprises a handle (201) and a bottom sliding block (202), the front end face of the roller driving lead screw (2) is fixedly connected with a group of handles (201), the coaxial outer side of the roller driving lead screw (2) is in threaded connection with two groups of bottom sliding blocks (202), the roller driving lead screw (2) is composed of two groups of equidistance and different-direction thread driving lead screws, and the roller driving lead screw (2) and the bottom sliding block (202) jointly form a lead screw nut transmission pair.

3. The device for underground ventilation of a coal mine according to claim 1, wherein: the universal wheel (1) further comprises a rotating rod (101) and a connecting rod (102), a group of rotating rods (101) are fixedly connected to the tops of the four groups of universal wheels (1), a group of connecting rods (102) are respectively connected to the two sides of the upper end of each universal wheel (1) in a rotating mode, a group of bases (3) are connected to the tops of the rotating rods (101) in a rotating mode, a group of bottom sliding blocks (202) are respectively connected to the tops of the connecting rods (102) on the two sides in a rotating mode, and a crank sliding block mechanism is jointly formed among the bottom sliding blocks (202), the connecting rods (102).

4. The device for underground ventilation of a coal mine according to claim 1, wherein: the utility model discloses a gear transmission mechanism, including pivot (5), pivot (5) still include hand wheel (501), drive bevel gear (502), the preceding terminal surface fixedly connected with of pivot (5) a set of hand wheel (501), two sets of drive bevel gear (502) of coaxial both sides fixedly connected with of pivot (5), lift drive lead screw (6) still include driven bevel gear (601), each fixedly connected with of bottom of the lift drive lead screw (6) of both sides a set of driven bevel gear (601), each meshing of top of the drive bevel gear (502) of both sides is connected with a set of driven bevel gear (601), two sets of drive bevel gear (502) constitute bevel gear drive mechanism with a set of driven bevel gear (601) meshing respectively.

5. The device for underground ventilation of a coal mine according to claim 1, wherein: damping device (4) still include spout (401), a set of spout (401) of top fixedly connected with of damping device (4), lift drive lead screw (6) still include upper portion slider (602), each coaxial thread connection of both sides lift drive lead screw (6) has a set of upper portion slider (602), lift drive lead screw (6), upper portion slider (602) have constituted screw nut transmission pair jointly, upper portion slider (602) with place board (9) sliding connection, place board (9) and fan (10) fixed connection.

6. The device for underground ventilation of a coal mine according to claim 1, wherein: the water pump (8) further comprises a water outlet pipe (801) and a water inlet pipe (802), the bottom of the water pump (8) is fixedly connected with a group of water outlet pipes (801), the top of the water pump (8) is fixedly connected with a group of water inlet pipes (802), the lower of the water outlet pipes (801) is fixedly connected with a group of water tanks (7), and the upper end of the water inlet pipes (802) is fixedly connected with a group of fans (10).