CN216069996U

CN216069996U - Net curtain type car arrester for coal mine inclined shaft

Info

Publication number: CN216069996U
Application number: CN202121347189.3U
Authority: CN
Inventors: 慕新; 李林
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-03-18
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a mesh curtain type car arrester for a coal mine inclined shaft, which comprises a ground, wherein the top end of the ground is slidably connected with two fixed plates, two net pulling blocks II are fixedly connected to the side wall of one side, opposite to the two fixed plates, of each fixed plate, the two net pulling blocks II are arranged at positions close to the lower parts of the fixed plates, one mesh curtain car arrester is fixedly connected between the four net pulling blocks II, two supporting plates are fixedly connected to the top end of the ground, a plurality of spring rods are fixedly connected to the side wall, close to the corresponding spring rods, of each supporting plate, the spring rods are transversely arranged, and the other ends of the spring rods are fixedly connected to the rear side wall of the corresponding fixed plate. The mine car is simple in structure and convenient to operate, when the mine car is blocked, the impact force applied to the mine car is small, the mine car cannot be damaged, the car body cannot be easily overturned, and the service life of the mine car is prolonged.

Description

Net curtain type car arrester for coal mine inclined shaft

Technical Field

The utility model relates to the field of net curtain type car stoppers, in particular to a net curtain type car stopper for a coal mine inclined shaft.

Background

The inclined shaft is a shaft with an inclined angle in the drilling engineering, and the shaft mouth and a design target point are not on the same vertical line but deviate from the vertical line of the shaft mouth by a certain distance in a given direction according to the artificial requirement.

Most of the existing car stoppers for the coal mine inclined shaft are hard stoppers, lack of buffering, have large impact force, easily overturn a mine car, and possibly damage the mine car, and meanwhile, the service life of the car stopper hard stoppers is short.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, such as: the net curtain type car arrester for the inclined shaft of the coal mine is lack of buffering, large in impact force, easy to overturn a mine car, capable of damaging the mine car and short in service life.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a colliery is net curtain formula car arrester for inclined shaft, includes ground, the top sliding connection on ground has two fixed plates, two equal two fixedly connected with pull net piece two on the relative lateral wall of fixed plate one side, two pull net piece two sets up in the position department of being close to the fixed plate below, four pull a net curtain car arrester of fixedly connected with between the net piece two, two backup pads of top on ground are two still fixedly connected with, two the backup pad is close to a plurality of spring levers of fixedly connected with on one side lateral wall of the spring lever that corresponds, and is a plurality of the spring lever is horizontal setting, and the other end fixed connection of a plurality of spring levers is on the back lateral wall of the fixed plate that corresponds.

Preferably, two blocking grooves are further formed in the top end of the ground, the two blocking grooves are located on two corresponding fixing plates respectively, two connecting plates which are symmetrically arranged are fixedly connected to the bottom ends of the two fixing plates, a fixing shaft is rotatably connected between the two connecting plates, and a roller is fixedly sleeved on the fixing shaft.

Preferably, two net pulling blocks I are further arranged on the side wall of one side, opposite to the two fixing plates, of each net pulling block I, the two net pulling blocks I are arranged above the net pulling block II, the net pulling block I located below is rotatably connected with the corresponding fixing plate, the net pulling block I located above is in sliding connection with the fixing plate, a moving block is fixedly connected to the side wall of the two net curtain car arrester located above, a moving groove matched with the moving block is also formed in the side wall of the fixing plate, the moving groove is arranged in a semicircular shape, and another net curtain car arrester is fixedly connected between the net pulling blocks I.

Preferably, the bottom wall of the two fixing plates is provided with a control groove, the side walls of the two net pulling blocks located below are fixedly connected with a fixing rod, the fixing rod penetrates through the side walls of the fixing plates and extends into the control groove, and the other ends of the fixing rods are rotatably connected with the side walls of the control groove.

Preferably, the two fixing rods are fixedly sleeved with a rotating wheel, the positions of the rotating wheels are matched with the corresponding idler wheels, and the two rotating wheels are connected with the corresponding idler wheels through a transmission belt.

Preferably, a transmission groove is formed in the side wall of the roller, and the transmission belt is arranged in the transmission groove.

Compared with the prior art, the utility model has the beneficial effects that: adopt net curtain formula car arrester, use the mode that the flexibility blockked for the mine car is when being blocked, and the impact force that receives is less, and soft net curtain can not make the mine car damage simultaneously, and the area covered of net curtain is bigger moreover, is difficult to make the automobile body topple, still is provided with buffer spring in the device, and the buffering to the impact force of further strengthening is favorable to device life's extension.

Drawings

FIG. 1 is a schematic structural diagram of a mesh curtain type car arrester for a coal mine inclined shaft, which is provided by the utility model;

FIG. 2 is an enlarged view of A in FIG. 1;

fig. 3 is a schematic side view of a screen curtain type car arrester for a coal mine inclined shaft according to the utility model.

In the figure: the device comprises a ground surface 1, a fixing plate 2, a net pulling block I3, a net pulling block II 4, a net curtain car arrester 5, a moving block 6, a moving groove 7, a fixing rod 8, a rotating wheel 9, a driving belt 10, a control groove 11, a blocking groove 12, a connecting plate 13, a fixing shaft 14, a roller 15, a supporting plate 16 and a spring rod 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the 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.

Referring to fig. 1-3, a mesh curtain type car arrester for a coal mine inclined shaft comprises a ground 1, wherein the top end of the ground 1 is slidably connected with two fixed plates 2, two net pulling blocks two 4 are fixedly connected to the side walls of the opposite sides of the two fixed plates 2, the two net pulling blocks two 4 are arranged at positions close to the lower parts of the fixed plates 2, a mesh curtain car arrester 5 is fixedly connected between the four net pulling blocks two 4, two net pulling blocks one 3 are also arranged on the side walls of the opposite sides of the two fixed plates 2, the two net pulling blocks one 3 are both arranged above the net pulling blocks two 4, the net pulling block one 3 at the lower part is rotatably connected with the corresponding fixed plate 2, the net pulling block one 3 at the upper part is slidably connected with the fixed plate 2, a movable block 6 is fixedly connected to the side walls of the two net curtain car arresters 5 at the upper part, and a movable groove 7 matched with the movable block 6 is also arranged on the side walls of the fixed plates 2, the moving groove 7 is arranged in a semicircular shape, another net curtain car arrester 5 is fixedly connected between the first net pulling blocks 3, the bottom walls of the two fixing plates 2 are respectively provided with a control groove 11, the side walls of the two first net pulling blocks 3 positioned below are fixedly connected with a fixing rod 8, the fixing rods 8 penetrate through the side walls of the fixing plates 2 and extend into the control grooves 11, the other ends of the fixing rods 8 are rotatably connected with the side walls of the control grooves 11, the top end of the ground 1 is also provided with two blocking grooves 12, the positions of the two blocking grooves 12 correspond to the two fixing plates 2 respectively, the bottom ends of the two fixing plates 2 are respectively fixedly connected with two symmetrically arranged connecting plates 13, a fixing shaft 14 is rotatably connected between the two connecting plates 13, the fixing shaft 14 is fixedly sleeved with a roller 15, the two fixing rods 8 are respectively fixedly sleeved with a rotating wheel 9, and the positions of the two rotating wheels 9 are matched with the corresponding roller 15, the two rotating wheels 9 are connected with the corresponding idler wheels 15 through the transmission belt 10, the side wall of each idler wheel 15 is provided with a transmission groove, the transmission belt 10 is arranged in the transmission groove, the top end of the ground 1 is fixedly connected with two supporting plates 16, the side wall of one side, close to the corresponding spring rod 17, of each supporting plate 16 is fixedly connected with a plurality of spring rods 17, the spring rods 17 are transversely arranged, the other ends of the spring rods 17 are fixedly connected to the rear side wall of the corresponding fixed plate 2, when a mine car impacts the net curtain car arrester 5 along a track, the net curtain car arrester 5 pulls the car body, meanwhile, if the impact force of the mine car is large, the net curtain car arrester 5 is stressed, so that the fixed plate 2 moves backwards, the idler wheels 15 rotate, the rotating wheels 9 rotate along with the track under the action of the transmission belt 10, the fixed rod 8 and the first net pulling block 3 fixedly connected with the fixed rod 8 rotate, the net curtain car arrester 5 positioned above is enabled to rotate downwards and block in front of the mine car, the blocking effect is improved, in addition, the spring rod 17 can buffer the impact force, and the car body is prevented from being overturned due to overlarge instant stress when the car body is impacted.

In the utility model, when the mine car impacts the net curtain car arrester 5 along the track, the net curtain car arrester 5 pulls the car body, meanwhile, if the impact force of the mine car is larger, the net curtain car arrester 5 is stressed to enable the fixing plate 2 to move backwards, so that the roller 15 rotates, under the action of the transmission belt 10, the rotating wheel 9 rotates along with the net curtain car arrester 5, the fixing rod 8 and the net pulling block I3 fixedly connected with the fixing rod rotate, the net curtain car arrester 5 positioned above rotates downwards to block in front of the mine car, the blocking effect is improved, besides, the spring rod 17 can buffer the impact force, and the car body is prevented from being overturned due to the fact that the shock force is too large instantly.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A net curtain type car arrester for a coal mine inclined shaft comprises a ground (1) and is characterized in that, the top end of the ground (1) is connected with two fixed plates (2) in a sliding way, two net pulling blocks II (4) are fixedly connected on the side wall of one side of each of the two fixed plates (2) which is opposite to each other, the two net pulling blocks II (4) are arranged at the position close to the lower part of the fixed plate (2), a net curtain car arrester (5) is fixedly connected between the four net pulling blocks II (4), the top end of the ground (1) is also fixedly connected with two supporting plates (16), the side wall of one side of each supporting plate (16) close to the corresponding spring rod (17) is also fixedly connected with a plurality of spring rods (17), the plurality of spring rods (17) are transversely arranged, and the other ends of the spring rods (17) are fixedly connected to the rear side wall of the corresponding fixed plate (2).

2. The mesh curtain type car arrester for the coal mine inclined shaft is characterized in that two blocking grooves (12) are further formed in the top end of the ground (1), the positions of the two blocking grooves (12) correspond to those of the two fixing plates (2), two symmetrically-arranged connecting plates (13) are fixedly connected to the bottom ends of the two fixing plates (2), a fixing shaft (14) is rotatably connected between the two connecting plates (13), and a roller (15) is fixedly sleeved on the fixing shaft (14).

3. The mesh curtain type car arrester for the coal mine inclined shaft according to claim 1, characterized in that the side wall of one side opposite to the two fixed plates (2) is further provided with two net pulling blocks I (3), the two net pulling blocks I (3) are both arranged above the net pulling blocks II (4), the net pulling block I (3) positioned at the lower part is rotatably connected with the corresponding fixed plate (2), the net pulling block I (3) positioned at the upper part is slidably connected with the fixed plate (2), the side wall of the two mesh curtain type car arrester (5) positioned at the upper part is fixedly connected with a moving block (6), the side wall of the fixed plate (2) is also provided with a moving groove (7) matched with the moving block (6), the moving groove (7) is arranged in a semicircular shape, and another net curtain car arrester (5) is fixedly connected among the net pulling blocks I (3).

4. The mesh curtain type car arrester for the coal mine inclined shaft is characterized in that a control groove (11) is formed in the bottom wall of each fixing plate (2), a fixing rod (8) is fixedly connected to the side wall of each lower mesh pulling block I (3), the fixing rod (8) penetrates through the side wall of each fixing plate (2) and extends into the control groove (11), and the other end of each fixing rod (8) is rotatably connected with the side wall of each control groove (11).

5. The mesh curtain type car arrester for the coal mine inclined shaft is characterized in that a rotating wheel (9) is fixedly sleeved on each of two fixing rods (8), the positions of the two rotating wheels (9) are matched with the corresponding rolling wheels (15), and the two rotating wheels (9) are connected with the corresponding rolling wheels (15) through a transmission belt (10).

6. The mesh curtain type car arrester for the coal mine inclined shaft is characterized in that a transmission groove is formed in the side wall of the roller (15), and the transmission belt (10) is arranged in the transmission groove.