CN212668926U

CN212668926U - Manual cradle for mine shaft bottom

Info

Publication number: CN212668926U
Application number: CN202021064682.XU
Authority: CN
Inventors: 邹峰; 王汝维
Original assignee: Xuzhou Zhongtai Coal Mine Safety Equipment Co ltd
Current assignee: Xuzhou Zhongtai Coal Mine Safety Equipment Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-03-09
Anticipated expiration: 2030-06-11

Abstract

The utility model discloses a manual cradle for mine shaft bottom, which comprises a supporting seat, a sliding rod is fixedly connected with the back of the inner cavity of the supporting seat, the sliding sleeve is sleeved on the outer surface of the sliding rod, a second fixing ring is driven to move downwards by utilizing the reaction force of a spring, a second slider is driven to move downwards on the inner surface of a second chute, a first slider is driven to move downwards on the inner surface of the first chute by a telescopic rod, a pull rod is driven to move rightwards by the second chute, the pull rod drives a rocker to lift upwards by a rotating rod and a connecting block, so that the rocker and a cage keep enough safety distance, when the spring is restored to an initial position, the rocker is automatically restored, by arranging the structure, the manual cradle has the advantage of conveniently automatically restoring the rocker, and solves the problem that the operation mode of the existing cradle is inconvenient to automatically restore the rocker, thereby facilitating the operation of the rocking tip by the working personnel.

Description

Manual cradle for mine shaft bottom

Technical Field

The utility model relates to a manual cage chair technical field in mine shaft bottom specifically is a manual cage chair is used in mine shaft bottom.

Background

In the shaft cage promotes, need transport ore and material with the mine car, at the well head, the shaft bottom, the movable platform that middle section position need install cage and horizontal lane track connecting device additional ensures the mine car business turn over cage, connecting device mainly has the cage, prop up the jar ware, the cage chair, wherein the cage uses most generally, and there is inconvenient defect that carries out automatic re-setting to the rocker in the mode of current operation cage, make the staff need reset to the cage once more, thereby inconvenient staff operates the rocker, for this reason we propose a manual cage for the shaft bottom, solve the problem that proposes above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manual cage chair is used to mine shaft bottom has possessed the convenient advantage that resets to shaking the point automation, has solved the mode of current operation cage chair and has had the inconvenient problem of carrying out automatic re-setting to shaking the point.

In order to achieve the above object, the utility model provides a following technical scheme: a manual cradle for a mine shaft bottom comprises a supporting seat, wherein a sliding rod is fixedly connected to the back of an inner cavity of the supporting seat, a sliding barrel is sleeved on the outer surface of the sliding rod in a sliding mode, a first sleeve is fixedly connected to the surface of the sliding barrel, a first fixing ring is sleeved at the bottom of the outer surface of the first sleeve, a spring is welded at the top of the first fixing ring, first sliding grooves are formed in two sides of the inner cavity of the first sleeve, a first sliding block is connected to the inner surface of each first sliding groove in a sliding mode, a telescopic rod is fixedly connected to the top of each first sliding block, the top of each telescopic rod penetrates through the first sleeve and extends to the top of the corresponding first sleeve, a second fixing ring is sleeved at the top of the surface of each telescopic rod, one end, far away from the corresponding first fixing ring, of the spring is welded with the bottom of the corresponding second fixing ring, the supporting seat comprises a supporting seat inner cavity, and is characterized in that connecting plates are fixedly connected to the front and back positions of the bottom of the supporting seat inner cavity, one sides, opposite to each other, of the connecting plates are rotatably connected with rotating rods through bearings, connecting blocks are sleeved on the surfaces of the rotating rods, two rotating points are welded at the tops of the connecting blocks, a second sleeve is sleeved on the surface of each rotating rod in the front position, a pull rod is sleeved on the outer surface of the second sleeve, a second sliding groove is formed in the right side of the pull rod, and the inner surface of the second sliding groove is connected with the outer surface of a second.

Preferably, the right side of the bottom of the inner cavity of the supporting seat is fixedly connected with a concave plate, and the top of the concave plate is fixedly connected with a rocker arm through a screw.

Preferably, the left side of the bottom of the inner cavity of the supporting seat is welded with a first bearing block, the bottom of the rocking tip is welded with a second bearing block, and the top of the first bearing block is tightly attached to the bottom of the second bearing block.

Preferably, the distance between the outer surface of the right side of the rocker tip and the inner surface of the left side of the rocker arm is two centimeters.

Preferably, the left side of the rocker tip is welded with a rail joint through a fixed block.

Preferably, the extension length of the spring is greater than the telescopic distance between the telescopic rod and the first sleeve.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an utilize the reaction force of spring to drive the solid fixed ring downstream of second, also drive the second slider simultaneously and move down at the internal surface of second spout, also drive first slider at the internal surface downstream of first spout through the telescopic link simultaneously, the second slider drives the pull rod through the second spout and moves right, the pull rod drives through bull stick and connecting block and shakes the point and upwards promote, make to shake the point and keep sufficient safe distance with the cage, when the spring recovers to the initial position, carry out automatic re-setting to shaking the point, through setting up above structure, the advantage that conveniently carries out automatic re-setting to shaking the point has been possessed, the inconvenient problem of carrying out automatic re-setting to shaking the point of current cage operation mode has been solved, thereby made things convenient for the staff to operate to shaking the point.

2. The utility model supports the mine car when the mine car enters and exits the cage by arranging the concave plate and the rocker arm, thereby avoiding the position deviation of the mine car;

the cage is supported at the bottom of the shaking point by arranging the first bearing block and the second bearing block, so that the shaking point fixes the cage when the cage falls down;

the distance between the outer surface on the right side of the rocker tip and the inner surface of the rocker arm is two centimeters, so that the rocker tip is prevented from touching the rocker arm when the rocker tip is displaced;

the cage is supported by the rail joint;

the stretching length of the spring is greater than the stretching distance between the stretching rod and the first sleeve, so that the situation of fracture when the spring is stretched is avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the supporting seat structure of the present invention;

fig. 3 is a cross-sectional view of the first sleeve and pull rod arrangement of the present invention;

FIG. 4 is an enlarged view of the structure A of FIG. 3 according to the present invention;

fig. 5 is a left side sectional view of the supporting seat structure of the present invention.

In the figure: 1. a supporting seat; 2. a slide bar; 3. a slide cylinder; 4. a first sleeve; 5. a first retaining ring; 6. a spring; 7. a first chute; 8. a first slider; 9. a telescopic rod; 10. a second retaining ring; 11. a second slider; 12. a connecting plate; 13. a rotating rod; 14. connecting blocks; 15. tip shaking; 16. a second sleeve; 17. a pull rod; 18. a second chute; 19. a concave plate; 20. a rocker arm; 21. a first bearing block; 22. a second bearing block; 23. a rail joint; 24. and (4) a cage.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, a manual cradle for a mine shaft bottom comprises a support base 1, a slide bar 2 is fixedly connected to the back of an inner cavity of the support base 1, a limit block is fixedly connected to the back of the slide bar 2, a slide tube 3 is slidably sleeved on the outer surface of the slide bar 2, a first sleeve 4 is fixedly connected to the surface of the slide tube 3, a first fixing ring 5 is sleeved on the bottom of the outer surface of the first sleeve 4, a spring 6 is welded on the top of the first fixing ring 5, first sliding grooves 7 are respectively formed in two sides of the inner cavity of the first sleeve 4, a first sliding block 8 is slidably connected to the inner surface of the first sliding grooves 7, a telescopic rod 9 is fixedly connected to the top of the first sliding block 8, the top of the telescopic rod 9 penetrates through the first sleeve 4 and extends to the top of the first sleeve 4, a second fixing ring 10 is sleeved on the top of the surface of the telescopic rod 9, one end of the telescopic rod 9, which is far away from the first sleeve 4, is movably connected with a second slide block 11 through a movable shaft, the front and back positions of the bottom of the inner cavity of the supporting seat 1 are fixedly connected with connecting plates 12, one side, which is opposite to each other, of each of the two connecting plates 12 is rotatably connected with a rotating rod 13 through a bearing, the surfaces of the rotating rods 13 are respectively sleeved with a connecting block 14, the tops of the two connecting blocks 14 are welded with shaking tips 15, the front position, which is close to the surface of the rotating rod 13, is sleeved with a second sleeve 16, the outer surface of the second sleeve 16 is sleeved with a pull rod 17, the right side of the pull rod 17 is provided with a second slide groove 18, the inner surface of the second slide groove 18 is in sliding connection with the outer surface of the second slide block 11, the second fixing ring 10 is driven to move downwards by the reaction force of the spring 6, the second slide block 11 is driven to move, second slider 11 drives pull rod 17 through second spout 18 and moves right, pull rod 17 drives through bull stick 13 and connecting block 14 and shakes point 15 and upwards promote, make and shake point 15 and cage 24 and keep sufficient safe distance, when spring 6 recovers to initial position, carry out automatic re-setting to shaking point 15, through setting up above structure, the advantage of conveniently carrying out automatic re-setting to shaking point 15 has been possessed, the current inconvenient problem of carrying out automatic re-setting to shaking point 15 of shaking table operation mode has been solved, thereby made things convenient for the staff to operate shaking point 15.

Referring to fig. 2, a concave plate 19 is fixedly connected to the right side of the bottom of the inner cavity of the supporting seat 1, a rocker arm 20 is fixedly connected to the top of the concave plate 19 through a screw, and the concave plate 19 and the rocker arm 20 are arranged to support a mine car when the mine car enters and exits from a cage 24, so that the mine car is prevented from being shifted.

Referring to fig. 2, a first bearing block 21 is welded on the left side of the bottom of an inner cavity of the support seat 1, a second bearing block 22 is welded on the bottom of the rocker tip 15, the top of the first bearing block 21 is tightly attached to the bottom of the second bearing block 22, the bottom of the rocker tip 15 is supported by the first bearing block 21 and the second bearing block 22, when the cage 24 falls, the rocker tip 15 fixes the cage 24, and the height of the first bearing block 21 is higher than that of the second bearing block 22.

Referring to fig. 1, the distance between the outer surface of the right side of the rocker tip 15 and the inner surface of the left side of the rocker arm 20 is two centimeters, and the distance between the outer surface of the right side of the rocker tip 15 and the inner surface of the rocker arm 20 is two centimeters, so that the rocker tip 15 is prevented from touching the rocker arm 20 when the rocker tip 15 is displaced.

Referring to fig. 1, a rail joint 23 is welded on the left side of the rocker tip 15 through a fixed block, and by arranging the rail joint 23, the cage 24 is supported, and generally, the number of the manual rockers at the bottom of the vertical shaft is two, and the cage 24 is arranged at the positions of the two side gates of the shaft wall and is used for supporting the cage 24 which descends to the bottom of the shaft.

Referring to fig. 1, the extension length of the spring 6 is greater than the extension distance between the telescopic rod 9 and the first sleeve 4, and the extension length of the spring 6 is greater than the extension distance between the telescopic rod 9 and the first sleeve 4, so that the spring 6 is prevented from being broken when being extended.

When the cage 24 is about to descend to the bottom of a well, manual control is needed to be carried out on the cradle manually, the pull rod 17 is moved leftwards, the spring 6 is in a tightened state, after the cage 24 is assembled and disassembled, the cage 24 is driven to move upwards through the external lifting equipment, when the cage 24 is far away from the rail joint 23, the second fixing ring 10 is driven to move downwards through the reaction force of the spring 6, the second fixing ring 10 drives the second sliding block 11 to move downwards on the inner surface of the second sliding groove 18 through the movable shaft, meanwhile, the second fixing ring 10 drives the first sliding block 8 to move through the telescopic rod 9, the first sliding block 8 moves downwards in the first sliding groove 7 on the inner cavity surface of the first sleeve 4, the first sleeve 4 drives the sliding cylinder 3 to rotate leftwards on the surface of the sliding rod 2 through the first fixing ring 5, the second sliding block 11 drives the pull rod 17 through the second sliding groove 18, the pull rod 17 moves rightwards, and the connecting block 14 drives the shaking tip 15 to lift upwards, at this moment the top of first carrier block 21 is kept away from to the bottom of second carrier block 22 for shake point 15 and cage 24 and keep sufficient safe distance, spring 6 recovers to initial position this moment, through setting up above structure, has possessed the convenient advantage of carrying out automatic re-setting to shaking point 15, has solved the inconvenient problem that resets to shaking point 15 of current cage chair, thereby has made things convenient for the operation of staff to shaking point 15.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mine shaft is manual cage chair for bottom, includes supporting seat (1), its characterized in that: the back of the inner cavity of the supporting seat (1) is fixedly connected with a sliding rod (2), the outer surface of the sliding rod (2) is sleeved with a sliding cylinder (3) in a sliding manner, the surface of the sliding cylinder (3) is fixedly connected with a first sleeve (4), the bottom of the outer surface of the first sleeve (4) is sleeved with a first fixing ring (5), the top of the first fixing ring (5) is welded with a spring (6), two sides of the inner cavity of the first sleeve (4) are respectively provided with a first sliding chute (7), the inner surface of the first sliding chute (7) is connected with a first sliding block (8) in a sliding manner, the top of the first sliding block (8) is fixedly connected with a telescopic rod (9), the top of the telescopic rod (9) penetrates through the first sleeve (4) and extends to the top of the first sleeve (4), the top of the surface of the telescopic rod (9) is sleeved with a second fixing ring (10), one end, far away from the first fixing ring (5), of the spring, one end of the telescopic rod (9) far away from the first sleeve (4) is connected with a second sliding block (11) through a movable shaft in a movable mode, the front and back positions of the bottom of the inner cavity of the supporting seat (1) are respectively fixedly connected with a connecting plate (12) and two connecting plates (12) are connected with a rotating rod (13) in a rotating mode through bearings, connecting blocks (14) and two connecting blocks (14) are sleeved on the surface of the rotating rod (13), a shaking tip (15) is welded at the top of each connecting block (14), a second sleeve (16) is sleeved on the surface of the rotating rod (13) close to the front position, a pull rod (17) is sleeved on the outer surface of the second sleeve (16), a second sliding groove (18) is formed in the right side of the pull rod (17), and the inner surface of the second sliding groove (18) is connected with the outer.

2. The manual cradle for a mine shaft bottom hole of claim 1, wherein: the right side fixedly connected with notch plate (19) of supporting seat (1) inner chamber bottom, screw fixedly connected with rocking arm (20) is passed through at the top of notch plate (19).

3. The manual cradle for a mine shaft bottom hole of claim 1, wherein: the left side welding of supporting seat (1) inner chamber bottom has first carrier block (21), the bottom welding of rocking point (15) has second carrier block (22), the top of first carrier block (21) and the bottom of second carrier block (22) closely laminate.

4. The manual cradle for a mine shaft bottom hole of claim 1, wherein: the distance between the outer surface of the right side of the rocker tip (15) and the inner surface of the left side of the rocker arm (20) is two centimeters.

5. The manual cradle for a mine shaft bottom hole of claim 1, wherein: and a rail joint (23) is welded on the left side of the rocking tip (15) through a fixed block.

6. The manual cradle for a mine shaft bottom hole of claim 1, wherein: the stretching length of the spring (6) is larger than the stretching distance between the stretching rod (9) and the first sleeve (4).