WO2023102825A1

WO2023102825A1 - Turning mechanism of mining tractor

Info

Publication number: WO2023102825A1
Application number: PCT/CN2021/136792
Authority: WO
Inventors: 陈献忠
Original assignee: 陈献忠
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2023-06-15

Abstract

Disclosed in the present invention is a turning mechanism of a mining tractor. The turning mechanism comprises a track, a tractor body, two limiting mechanisms, and several buffering mechanisms, wherein the bottom of the tractor body is in rolling connection with the track by means of wheels; the two limiting mechanisms are symmetrically mounted on the bottom of the tractor body; the several buffering mechanisms are mounted on the bottom of the track; and the limiting mechanisms are used for limiting the tractor body during turning. According to the present invention, by means of mutual cooperation between the track, the tractor body, the limiting mechanisms and the buffering mechanisms, the turning mechanism of the mining tractor can effectively limit the tractor during turning, thereby improving the stability of the tractor during turning, and then ensuring the safe transportation of materials. In addition, the running track of the tractor can be buffered and protected, so as to prevent the tractor from being subjected to a large impact force during the running process, such that the service life of the tractor is prolonged.

Description

A turning mechanism of a mining tractor

technical field

The invention relates to the technical field of a mine tractor, in particular to a turning mechanism of a mine tractor.

Background technique

With the improvement of underground comprehensive mechanized coal mining technology, mining tractors are widely used in the auxiliary transportation of coal mines. Mine tractor is a kind of endless rope winch transportation system, including: endless rope winch, shuttle car, tail wheel, tensioning device, powered by endless rope winch, pulling the shuttle car through wire rope, and the car dragged by the shuttle car is listed in It runs back and forth on the track to realize efficient transportation of equipment and materials in the mining area.

The mining tractor in the prior art is very prone to rollover due to the large centrifugal force when turning, which affects the safe transportation of materials, and the track of the mining tractor does not have a buffering and protective effect, which will affect the tractor during use. The impact force is relatively large, and it is easy to cause damage to the tractor.

Contents of the invention

The purpose of the present invention is to provide a turning mechanism of a mining tractor, which can not only effectively limit the tractor when turning, thereby improving the stability of the tractor when turning, thereby ensuring the safe transportation of materials, and being able to The running track of the tractor is buffered and protected to prevent the tractor from being subjected to a large impact force during operation, thereby prolonging the service life of the tractor, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: a turning mechanism of a mining tractor, comprising: rails, a tractor body, two limit mechanisms and several buffer mechanisms, the bottom of the tractor body passes through the roller Rollingly connected on the track, the two limit mechanisms are symmetrically installed on the bottom of the tractor body, and several buffer mechanisms are installed on the bottom of the track;

Wherein, the limit mechanism is used to limit the position of the tractor body when turning;

Wherein, the buffer mechanism is used to reduce the vibration generated when the tractor body moves;

Wherein, the limit mechanism includes a mounting rod fixedly connected to the bottom of the tractor body, the bottom of the mounting rod is fixedly connected with a threaded sleeve, and the threaded sleeve is threaded with a thread that meshes with the threaded sleeve. One end of the threaded rod is rotatably connected to a mounting frame through a ball bearing, and the mounting frame is rotatably connected to a limited roller through a connecting shaft. The other end of the threaded rod is fixedly connected to a turntable, and the bottom of the side of the mounting rod And a clamping component is installed at a position corresponding to the turntable;

Wherein, the buffer mechanism includes a mounting shell, a slide plate is movably arranged inside the mounting shell, support rods are fixedly connected to both sides of the top of the slide plate, and the top of the support rod is fixedly connected to the bottom of the track , the bottom of the slide plate is connected to the bottom of the inner wall of the installation shell through a buffer assembly;

Wherein, the buffer assembly includes mounting bases fixedly connected to both sides of the bottom of the inner wall of the installation shell, and the two mounting bases are fixedly connected through a mounting slide bar, and symmetrically arranged mounting plates are slidably connected to the mounting slide bar. Sliding sleeve, both ends of the installation slide bar are equipped with a buffer spring, and one end of the buffer spring is fixedly connected to the mounting seat, and the other end of the buffer spring is fixedly connected to the installation sliding sleeve, so The top of the installation sliding sleeve is fixedly connected with a first installation ear, and the first installation ear is rotatably connected with a connecting rod through a connection shaft, and the other end of the connecting rod is rotatably connected with a second installation ear through a connection shaft. The top of the second mounting ear is fixedly connected through the buffer seat, and the top of the buffer seat is fixedly connected with the bottom of the slide plate.

By adopting the above-mentioned technical scheme, not only can the tractor be effectively limited when turning, thereby improving the stability of the tractor when turning, thereby ensuring the safe transportation of materials, but also buffering and protecting the running track of the tractor to avoid The tractor is subject to greater impact during operation, thereby increasing the service life of the tractor.

Preferably, the clamping assembly includes a limit cylinder fixedly connected to the side of the installation rod, a connection spring is fixedly connected to the inner wall of the limit cylinder, and the other end of the connection spring is fixedly connected to a limit column, so The limit column is slidably connected to the inner wall of the limit cylinder, and the end of the limit column away from the limit cylinder moves through the limit cylinder and extends to the outside of the limit cylinder, so The end of the limiting column far away from the limiting cylinder is fixedly connected with a clamping rod, the bottom of the clamping rod close to the side of the limiting column is fixedly connected with a clamping block, and the edge of the side of the turntable is provided with equidistant arrays. several card slots.

By adopting the above technical solution, it is convenient to fasten and fix the turntable, thus ensuring the stability of the turntable after rotation, thereby effectively avoiding thread withdrawal of the threaded rod.

Preferably, an L-shaped limit slide bar is fixedly connected to the top of the installation frame, and the other end of the L-shaped limit slide bar is movable through the installation rod and extends to the outside of the installation rod. A limit sliding sleeve is fixedly connected to a position on the installation rod corresponding to the L-shaped limit slide bar, and the limit slide sleeve is slidably connected to the L-shaped limit slide bar.

By adopting the above technical solution, the installation frame is limited, and the adjustment stability of the installation frame is increased.

Preferably, an operating handle is fixedly connected to the side of the clamping rod away from the limit post.

By adopting the above technical solution, it is convenient to pull the clamping rod.

Preferably, both sides of the inner wall of the installation shell are fixedly connected with a limit rod, the limit rod is slidably connected with a limit sleeve, and the side of the limit sleeve close to the slide plate is fixed to the side of the slide plate connect.

By adopting the above technical solution, the sliding plate is limited, and the stability of the upper and lower buffering of the sliding plate is increased.

Preferably, a limit chute matching the limit roller is provided on the side of the track and at a position corresponding to the limit roller.

By adopting the above technical solution, the stability of the limit roller sliding on the side of the track is increased.

Compared with prior art, the beneficial effect of the present invention is:

The invention realizes a turning mechanism of a mining tractor through the mutual cooperation among the track, the tractor body, the limit mechanism and the buffer mechanism, which not only can effectively limit the tractor when turning, thereby improving the The stability when turning ensures the safe transportation of materials, and it can buffer and protect the running track of the tractor to prevent the tractor from being subjected to a large impact force during operation, thereby improving the service life of the tractor.

Description of drawings

Fig. 1 is the structural representation of the turning mechanism of mine tractor of the present invention;

Fig. 2 is the sectional structure schematic diagram of the turning mechanism of mine tractor of the present invention;

Fig. 3 is the schematic structural view of the limit mechanism in the turning mechanism of the mining tractor of the present invention;

Fig. 4 is a schematic diagram of a partially enlarged structure at A in Fig. 3 of the present invention;

Fig. 5 is the schematic structural view of the buffer mechanism in the turning mechanism of the mining tractor of the present invention;

Fig. 6 is a structural schematic diagram of the buffer assembly in the turning mechanism of the mining tractor of the present invention.

In the figure: 1, track; 2, tractor body; 3, limit mechanism; 4, buffer mechanism; 301, installation rod; 302, thread sleeve; 303, thread rod; 304, installation frame; 305, limit roller; 306, turntable; 307, clamping assembly; 3071, limit cylinder; 3072, connecting spring; 3073, limit column; 3074, clamping rod; 3075, clamping block; ;3042, limit sliding sleeve; 401, installation shell; 402, slide plate; 403, support rod; 404, buffer assembly; 4041, mounting seat; , the first mounting ear; 4046, the connecting rod; 4047, the second mounting ear; 4048, the buffer seat; 4021, the limit rod; 4022, the limit sleeve.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1-Fig. 6, the present invention provides a kind of technical scheme:

As shown in Figures 1-6, a turning mechanism of a mining tractor includes:

Track 1, tractor body 2, two limit mechanisms 3 and several buffer mechanisms 4, the bottom of the tractor body 2 is connected to the track 1 by rollers, and the two limit mechanisms 3 are installed symmetrically At the bottom of the tractor body 2, several buffer mechanisms 4 are installed on the bottom of the track 1;

Wherein, the position limiting mechanism 3 is used to limit the position of the tractor body 2 when turning;

Wherein, the buffer mechanism 4 is used to reduce the vibration generated when the tractor body 2 moves;

Wherein, the limit mechanism 3 includes a mounting rod 301 fixedly connected to the bottom of the tractor body 2, the bottom of the mounting rod 301 is fixedly connected with a threaded sleeve 302, and the threaded sleeve 302 is threaded with the Threaded sleeves 302 are threaded rods 303 that are engaged with each other. One end of the threaded rod 303 is rotatably connected to a mounting frame 304 through a ball bearing. One end is fixedly connected with a turntable 306, and the bottom of the side of the installation rod 301 and corresponding to the position of the turntable 306 is installed with a clamping assembly 307;

Wherein, the buffer mechanism 4 includes an installation shell 401, the interior of the installation shell 401 is provided with a slide plate 402, and both sides of the top of the slide plate 402 are fixedly connected with a support rod 403, and the top of the support rod 403 is connected to the top of the support rod 403. The bottom of the track 1 is fixedly connected, and the bottom of the slide plate 402 is connected to the bottom of the inner wall of the installation shell 401 through a buffer assembly 404;

Wherein, the buffer assembly 404 includes mounting bases 4041 fixedly connected to both sides of the bottom of the inner wall of the mounting shell 401, and the two mounting bases 4041 are fixedly connected through the installation slide bar 4042, and the installation slide bar 4042 slides A symmetrical installation sliding sleeve 4043 is connected, both ends of the installation slide bar 4042 are provided with a buffer spring 4044, and one end of the buffer spring 4044 is fixedly connected to the mounting seat 4041, and the buffer spring 4044 The other end is fixedly connected with the installation sliding sleeve 4043, the top of the installation sliding sleeve 4043 is fixedly connected with a first installation ear 4045, and the first installation ear 4045 is connected with a connecting rod 4046 through a connecting shaft for rotation, and the connecting rod The other end of 4046 is rotatably connected to the second mounting ear 4047 through the connecting shaft, and the tops of the two second mounting ears 4047 are fixedly connected through the buffer seat 4048, and the top of the buffer seat 4048 is fixed to the bottom of the slide plate 402 connect.

By adopting the above-mentioned technical scheme, not only can the tractor be effectively limited when turning, thereby improving the stability of the tractor when turning, thereby ensuring the safe transportation of materials, but also buffering and protecting the running track 1 of the tractor, The tractor is prevented from being subjected to a large impact force during operation, thereby prolonging the service life of the tractor.

As shown in Figures 1 to 6, in order to facilitate the clamping and fixing of the turntable 306, the stability of the fixation after the rotation of the turntable 306 is ensured, thereby effectively preventing the threaded rod 303 from retreating, the clamping assembly 307 includes a fixed The limit cylinder 3071 connected to the side of the installation rod 301, the inner wall of the limit cylinder 3071 is fixedly connected with the connection spring 3072, the other end of the connection spring 3072 is fixedly connected with the limit column 3073, the limit column 3073 is slidably connected to the inner wall of the limiting cylinder 3071, and the end of the limiting column 3073 away from the limiting cylinder 3071 is movably set through the limiting cylinder 3071 and extends to the outside of the limiting cylinder 3071 One end of the limiting column 3073 away from the limiting cylinder 3071 is fixedly connected with a clamping rod 3074, and the bottom of the clamping rod 3074 close to the side of the limiting column 3073 is fixedly connected with a locking block 3075, and the turntable 306 Several card slots 3076 arranged equidistantly are opened at the edge of the side.

As shown in Figures 1-6, in order to limit the mounting frame 304, the stability of the mounting frame 304 adjustment is increased, and the top of the mounting frame 304 is fixedly connected with an L-shaped limit slide bar 3041. The other end of the L-shaped limit slide bar 3041 is movable through the installation rod 301, and extends to the outside of the installation rod 301, and the position on the installation rod 301 corresponding to the L-shaped limit slide bar 3041 is fixed. The limiting sliding sleeve 3042 is connected, and the limiting sliding sleeve 3042 is slidably connected with the L-shaped limiting sliding rod 3041 .

As shown in FIGS. 1-6 , in order to facilitate the pulling of the clamping rod 3074 , an operating handle is fixedly connected to the side of the clamping rod 3074 away from the limit post 3073 .

As shown in Figures 1-6, in order to limit the slide plate 402 and increase the stability of the up and down buffering of the slide plate 402, both sides of the inner wall of the installation shell 401 are fixedly connected with limit rods 4021, the limit A limiting sleeve 4022 is slidably connected to the rod 4021 , and a side of the limiting sleeve 4022 close to the sliding plate 402 is fixedly connected to a side surface of the sliding plate 402 .

As shown in Figures 1-6, in order to increase the stability of the limit roller 305 sliding on the side of the track 1, a position corresponding to the limit roller 305 is provided on the side of the track 1 and corresponding to the position of the limit roller 305. Matching limit chute.

According to the above technical scheme, the work steps of this scheme are summarized and sorted out:

By setting limit rollers 305 on both sides of the bottom of the tractor body 2 and corresponding to the position of the track 1, the centrifugal force generated when the tractor body 2 turns can be effectively offset, and the distance between the limit rollers 305 and the track 1 can be adjusted as required. The stress is large, so it can be applied to different rails 1, and then play a good limit on the tractor body 2, so that it can effectively avoid the rollover of the tractor body 2 when turning, and through the bottom of the rail 1 A buffer mechanism 4 is provided, which can effectively buffer the vibration generated during the operation of the track 1, and avoid damage caused by excessive impact force between the tractor body 2 and the track 1, thereby improving the use of the tractor body 2 and the track 1 life.

To sum up: the turning mechanism of the mining tractor can not only effectively limit the tractor when turning, thereby improving the stability of the tractor when turning, thereby ensuring the safe transportation of materials, but also controlling the operation of the tractor. The rail 1 is buffered and protected to prevent the tractor from being subjected to a large impact force during operation, thereby improving the service life of the tractor.

The parts not involved in the present invention are the same as the prior art or can be realized by adopting the prior art. Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims

A turning mechanism of a mine tractor, characterized in that it comprises:

track (1), tractor body (2), two limit mechanisms (3) and several buffer mechanisms (4), the bottom of the tractor body (2) is rollingly connected to the track (1) by rollers Above, the two limit mechanisms (3) are symmetrically installed on the bottom of the tractor body (2), and several buffer mechanisms (4) are installed on the bottom of the track (1);

Wherein, the position limiting mechanism (3) is used to limit the position of the tractor body (2) when turning;

Wherein, the buffer mechanism (4) is used to reduce the vibration generated when the tractor body (2) moves.
The turning mechanism of a mining tractor according to claim 1, characterized in that: the limit mechanism (3) includes a mounting rod (301) fixedly connected to the bottom of the tractor body (2), the The bottom of the mounting rod (301) is fixedly connected with a threaded sleeve (302), and the threaded sleeve (302) is threaded with a threaded rod (303) that is intermeshed with the threaded sleeve (302), and the threaded rod ( One end of 303) is rotatably connected with a mounting frame (304) through a ball bearing, the mounting frame (304) is rotatably connected with a limit roller (305) through a connecting shaft, and the other end of the threaded rod (303) is fixedly connected with a turntable (306), a clamping component (307) is installed at the bottom of the side of the installation rod (301) and at a position corresponding to the turntable (306).
The turning mechanism of a mining tractor according to claim 2, characterized in that: the clamping assembly (307) includes a limit cylinder (3071) fixedly connected to the side of the installation rod (301), the A connecting spring (3072) is fixedly connected to the inner wall of the limiting cylinder (3071), and the other end of the connecting spring (3072) is fixedly connected to a limiting column (3073), and the limiting column (3073) is connected to the limiting column (3073). The inner wall of the limit cylinder (3071) is slidingly connected, and the end of the limit cylinder (3073) away from the limit cylinder (3071) is movably set through the limit cylinder (3071) and extends to the limit cylinder (3071), the end of the limiting column (3073) away from the limiting cylinder (3071) is fixedly connected with a lever (3074), and the locking lever (3074) is close to the limiting column (3073) A clamping block (3075) is fixedly connected to the bottom of one side, and several clamping slots (3076) arranged equidistantly are opened at the edge of the side of the turntable (306).
The turning mechanism of a mining tractor according to claim 3, characterized in that: an L-shaped limit slide bar (3041) is fixedly connected to the top of the mounting frame (304), and the L-shaped limit slide bar (3041) The other end of the rod (3041) is movably set through the installation rod (301) and extends to the outside of the installation rod (301).
The turning mechanism of a mining tractor according to claim 4, characterized in that: the position on the installation rod (301) and corresponding to the L-shaped limit slide bar (3041) is fixedly connected to the limit sliding sleeve (3042), and the limit sliding sleeve (3042) is slidably connected with the L-shaped limit slide bar (3041).
The turning mechanism of a mining tractor according to claim 5, characterized in that: an operating handle is fixedly connected to a side of the clamping lever (3074) away from the limiting column (3073).
The turning mechanism of a mining tractor according to claim 6, characterized in that: the buffer mechanism (4) includes a mounting shell (401), and a slide plate (402) is movable inside the mounting shell (401) ), both sides of the top of the slide plate (402) are fixedly connected with a support rod (403), and the top of the support rod (403) is fixedly connected with the bottom of the track (1), and the slide plate (402) The bottom of is connected to the bottom of the inner wall of the installation shell (401) through a buffer assembly (404).
The turning mechanism of a mining tractor according to claim 7, characterized in that: the buffer assembly (404) includes mounting seats (4041) fixedly connected to both sides of the bottom of the inner wall of the mounting shell (401), The two mounting bases (4041) are fixedly connected by means of a sliding rod (4042), and a symmetrically arranged sliding sleeve (4043) is slidably connected to the sliding rod (4042). The sliding rod (4042) ) are sleeved with a buffer spring (4044), and one end of the buffer spring (4044) is fixedly connected to the mounting seat (4041), and the other end of the buffer spring (4044) is connected to the mounting slide The sleeve (4043) is fixedly connected, and the top of the installation sliding sleeve (4043) is fixedly connected with a first installation ear (4045), and the first installation ear (4045) is connected with a connecting rod (4046) through a connecting shaft for rotation, so The other end of the connecting rod (4046) is rotatably connected to a second mounting ear (4047) through a connecting shaft, and the tops of the two second mounting ears (4047) are fixedly connected through a buffer seat (4048), and the buffer seat The top of (4048) is fixedly connected with the bottom of said slide plate (402).
The turning mechanism of a mining tractor according to claim 8, characterized in that: both sides of the inner wall of the installation shell (401) are fixedly connected with a limit rod (4021), and the limit rod (4021) The upper part is slidably connected with a limiting sleeve (4022), and the side of the limiting sleeve (4022) close to the sliding plate (402) is fixedly connected with the side surface of the sliding plate (402).
The turning mechanism of a mining tractor according to claim 9, characterized in that: the side of the track (1) and the position corresponding to the limit roller (305) are provided with the limit roller (305). 305) matched limit chute.