CN216235937U - A mine lifting equipment with high safety performance - Google Patents

Abstract

The utility model provides a mine lifting equipment with high safety performance, which comprises a bearing bottom plate, a walking part and a fine-tuning part are arranged at the bottom end of the bearing bottom plate, a lifting mechanism and a protective shell are arranged on the top of the bearing bottom plate, the lifting mechanism is located inside the protective shell, and the lifting and lowering mechanism is located inside the protective shell. The top of the mechanism is provided with a jacking platform, the top of the jacking platform is provided with a protective portion, the bottom end of the protective shell is fixedly connected with the top end of the bearing base plate, and the top end of the protective shell is in contact with the bottom end of the jacking platform; the lifting mechanism includes an action portion, the action portion and the bearing The top of the bottom plate is fixedly connected, the two opposite sides of the action part are respectively fixedly connected with a first transmission part, the first transmission part is rotatably connected with the bottom end of the lifting part, the top of the lifting part is rotatably connected with a height maintaining part, and the height maintaining part is connected with the bottom end of the jacking platform Fixed connection, the action part and the fine adjustment part are electrically connected with a control system, which solves the problem of low safety performance during the operation of the lifting equipment in the prior art.

Description

A mine lifting equipment with high safety performance

technical field

The utility model belongs to the technical field of lifting equipment, in particular to a mine lifting equipment with high safety performance.

Background technique

Mine lifting equipment is a common equipment for electric power, communication, transportation, municipal administration, fire protection, rescue and construction, maintenance and repair. Type, rail type, crank arm type, scissor type, chain type, loading and unloading platform, etc.

The lift rod of the existing mine lifting equipment is inclined, which leads to the uneven force of the lifting mechanism of the lifting equipment during lifting, and the lifting push rod has a relatively obvious force on the parts that are subjected to the greater force, resulting in this part of the components. It is easy to be damaged, which increases the maintenance cost. If the components are damaged and not repaired and replaced in time, the lifting is likely to cause dangerous accidents in the next use, and the existing lifting equipment generally cannot adjust the placement angle. The construction platform on the top is also inclined and uneven, which is also prone to dangerous accidents, and the safety and practicability are not high.

Therefore, there is an urgent need to design a mine lifting device with high safety performance to solve the above-mentioned problems in the prior art.

Utility model content

The purpose of this utility model is to provide a mine lifting equipment with high safety performance, so as to solve the above-mentioned problems and achieve the purpose of improving the safety of the mine lifting equipment during use.

In order to achieve the above purpose, the utility model provides the following scheme: a mine lifting equipment with high safety performance, comprising a bearing bottom plate, the bottom end of the bearing bottom plate is provided with a walking part and a fine-tuning part, and the top end of the bearing bottom plate is provided with a lifting and lowering part. Mechanism and protective shell, the lifting mechanism is located inside the protective shell, the top of the lifting mechanism is provided with a lifting platform, the top of the lifting platform is provided with a protective part, the bottom end of the protective shell and the top end of the carrying base plate fixed connection, the top end of the protective shell abuts against the bottom end of the jacking platform;

The lifting mechanism includes an action part, the action part is fixedly connected with the top end of the bearing base plate, the two sides of the action part are respectively fixedly connected with a first transmission part, and the first transmission part is rotatably connected with the bottom end of the lifting part, The top end of the lifting part is rotatably connected with a height maintaining part, the height maintaining part is fixedly connected with the bottom end of the jacking platform, and a control system is electrically connected with the action part and the fine adjustment part.

Preferably, the first transmission part includes a first fixing bar, the bottom end of the first fixing bar is fixedly connected with the top end of the bearing base plate, the first fixing bar is provided with a first through hole, the first A connecting rod is slidably connected in the through hole, one end of the connecting rod is fixedly connected with the action part, the other end of the connecting rod is fixedly connected with a first fixing block, and two opposite sides of the first fixing block are respectively fixedly connected There are first racks, one of the first racks is fixedly connected with the bottom of the side of the first fixed block and the teeth are arranged upward, and the other of the first rack is connected to the other side of the first fixed block. The tops of the side edges are fixedly connected and the teeth are arranged downward, and the first rack and the connecting rod are arranged vertically.

Preferably, the action part includes a motor, the motor is fixedly connected with the top end of the bearing base plate, the output shaft of the motor is connected with a rotating shaft, and the other end of the rotating shaft is rotatably connected with a rotating block, and the rotating block The two opposite outer sides are fixedly connected to one end of the connecting rod away from the first fixing block, and the motor is electrically connected to the control system.

Preferably, a first accommodating groove is formed inside the rotating block, a first thread is provided on the side wall of the first accommodating groove, and the end of the rotating shaft away from the motor is located in the first accommodating groove, and the The end of the rotating shaft away from the motor is provided with a second thread, and the first thread is matched with the second thread.

Preferably, the lifting part includes a third connecting shaft, one end of the third connecting shaft is rotatably connected with the first fixing bar, and the other end of the third connecting shaft is fixedly connected with a first gear, the first gear Meshing with the first rack, the middle part of the third connecting shaft is fixedly connected with one end of a second lifting rod, the second lifting rod is located between the first fixing rod and the first gear, the One side of the second lifting rod is fixedly connected with the first gear, the other end of the second lifting rod is rotatably connected with one end of the second connecting shaft, and the other end of the second connecting shaft is rotatably connected with one end of the first lifting rod. The other end of the first lifting rod is fixedly connected with a second transmission part, and the second transmission part is rotatably connected with the height maintaining part.

Preferably, the height maintaining part includes a second fixing bar, the top end of the second fixing bar is fixedly connected with the bottom end of the jacking platform, the second fixing bar is provided with a second through hole, the second fixing bar is A slip-proof sliding block is slidably arranged in the through hole, one end of the anti-falling block is fixedly connected with a second fixing block, two opposite sides of the second fixing block are respectively fixedly connected with a second rack, one of the first Two racks are fixedly connected with the top of the side of the second fixing block with the teeth facing down, and another second rack is fixedly connected with the bottom of the other side of the second fixing block with the teeth facing up , a second transmission part is rotatably connected to the second fixing bar, and the second transmission part is rotatably connected with the second fixing bar.

Preferably, the number of the second transmission parts is two, the second transmission part includes a fourth connection shaft, one end of the fourth connection shaft is fixedly connected with the first lift rod, and the fourth connection shaft The other end is rotatably connected with the second fixing bar, the middle part of the fourth connecting shaft is fixedly connected with a second gear, the second gear is located between the first lifting rod and the second fixing bar, the The second gear is fixedly connected with a side surface of the first lifting rod, and the second gear is engaged with the second rack.

Preferably, the fine-tuning part includes a hydraulic cylinder, the middle and upper part of the outer side wall of the cylinder end of the hydraulic cylinder is fixedly connected with the bearing bottom plate, the piston end of the hydraulic cylinder is fixedly connected with an adjustment table, and the bottom end of the adjustment table is opened There are several second accommodating grooves, the inner top of the second accommodating groove is fixedly connected with one end of the spring, and the other end of the spring is fixedly connected with the top end of the adjustment column, the adjustment column is slidably connected with the second accommodating groove, the adjustment The bottom end of the column is in an inverted conical shape, the bottom end of the adjusting column extends out of the second accommodating groove, and the hydraulic cylinder is electrically connected with the control system.

Preferably, the walking part includes a first connecting shaft, the top end of the first connecting shaft is fixedly connected with the bottom end of the carrying base plate, and the bottom end of the first connecting shaft is rotatably connected with a universal wheel.

Preferably, the protection part includes a plurality of protection poles, the protection poles are arranged vertically, the bottom ends of the protection poles are fixedly connected with the top end of the lifting platform, and the top ends of the protection poles are fixedly connected with protection poles. Horizontal box.

The utility model has the following technical effects:

The set action part can move under the driving of the control system, and drive the first transmission part fixedly connected with it to move, so that the lifting part can move up or down to realize the lifting or lowering of the jacking platform. When the platform is lifted to a certain height, the height maintaining part can fix the lifting platform to prevent accidental landing of the lifting platform and cause safety accidents. It can be placed stably on uneven ground without inclination or random shaking. The walking part is set to facilitate the movement of the whole equipment, and the protective part can protect the operator standing on the jacking platform. It can prevent the accidental drop of the operator during the work process, and greatly improve the safety protection performance of the equipment.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only of the present invention. For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the overall view of the utility model;

Fig. 2 is the bottom view of the utility model;

3 is a view of the internal structure of the utility model;

4 is a top view of the internal structure of the utility model;

Fig. 5 is a partial enlarged view of A in Fig. 2;

6 is a cross-sectional view of a fine-tuning table in the utility model;

Fig. 7 is the horizontal sectional view of B in Fig. 4;

FIG. 8 is a schematic diagram of Embodiment 2 of the present invention.

Among them, 1. Jacking platform; 2. Protective shell; 3. Bearing base plate; 4. Universal wheel; 5. Protective horizontal frame; 6. Protective vertical rod; 7. First connecting shaft; 8. Hydraulic cylinder; 9. Motor; 10, rotating shaft; 11, rotating block; 12, connecting rod; 13, first lifting rod; 14, second lifting rod; 15, second connecting shaft; 16, first fixing block; 17, first tooth bar; 18, the first gear; 19, the third connecting shaft; 20, the first fixing bar; 21, the second fixing bar; 22, the second rack; 23, the fourth connecting shaft; 24, the anti-drop slider; 25, second through hole; 26, adjustment table; 27, adjustment column; 28, spring; 29, first accommodating groove; 30, first thread; 31, second thread; 32, second fixing block; 33, first Two gears; 34, the first through hole; 35, the second accommodating slot; 36, the first hinge slot; 37, the first hinge head; 38, the telescopic outrigger; 39, the arc friction block; 40, the support rod; 41 42, the second hinge slot; 43, the second hinge head; 44, the telescopic strut; 45, the third hinge head.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In order to make the above objects, features and advantages of the present utility model more clearly understood, the present utility model will be described in further detail below with reference to the accompanying drawings and specific embodiments.

Example 1

1-7, the utility model provides a mine lifting equipment with high safety performance, including a bearing bottom plate 3, the bottom end of the bearing bottom plate 3 is provided with a walking part and a fine-tuning part, and the top of the bearing bottom plate 3 is provided with a lifting mechanism and a protective shell 2. The lifting mechanism is located inside the protective shell 2, the top of the lifting mechanism is provided with a jacking platform 1, the top of the jacking platform 1 is provided with a protective part, the bottom end of the protective shell 2 is fixedly connected with the top end of the bearing base plate 3, and the top of the protective shell 2 is connected to the top of the lifting platform 3. The bottom end of platform 1 abuts;

The lifting mechanism includes an action part, the action part is fixedly connected with the top end of the carrying base plate 3, the two sides of the action part are respectively fixedly connected with a first transmission part, the first transmission part is rotatably connected with the bottom end of the lifting part, and the top end of the lifting part is rotatably connected with a height maintaining part , the height maintaining part is fixedly connected with the bottom end of the jacking platform 1, and the action part and the fine-tuning part are electrically connected with a control system.

The set action part can move under the driving of the control system, and drive the first transmission part fixedly connected with it to move, so as to make the lifting part move up or down, so as to realize the lifting or lowering of the jacking platform 1. When the lifting platform 1 is lifted to a certain height, the height maintaining part can realize the fixing of the lifting platform 1 to prevent the accidental landing of the lifting platform 1 and cause a safety accident. The whole equipment can be stably placed on the uneven ground without tilting or shaking at will. The walking part is set to facilitate the movement of the whole equipment, and the guard part can be used to stand on the lifting platform. Personnel play a protective role to prevent accidental falling of the operator during work, which greatly improves the safety protection performance of the equipment.

To further optimize the solution, the first transmission part includes a first fixing bar 20 , the bottom end of the first fixing bar 20 is fixedly connected with the top end of the bearing bottom plate 3 , the first fixing bar 20 is provided with a first through hole 34 , and the first through hole 34 A connecting rod 12 is slidably connected, one end of the connecting rod 12 is fixedly connected with the action part, the other end of the connecting rod 12 is fixedly connected with a first fixing block 16, and two opposite sides of the first fixing block 16 are respectively fixedly connected with a first rack 17 , a first rack 17 is fixedly connected with the bottom of the side of the first fixing block 16 with the teeth facing upward, and the other first rack 17 is fixedly connected with the top of the other side of the first fixing block 16 with the teeth facing down In the arrangement, the first rack 17 is vertically arranged with the connecting rod 12 .

The connecting rod 12 slides back and forth in the first through hole 34 to drive the first fixing block 16 fixedly connected to it to slide back and forth, so that the first rack 17 fixedly connected to the first fixing block 16 can also slide back and forth.

To further optimize the scheme, the action part includes a motor 9, the motor 9 is fixedly connected with the top end of the bearing base plate 3, the output shaft of the motor 9 is connected with a rotating shaft 10, and the other end of the rotating shaft 10 is rotatably connected with a rotating block 11, and the two opposite outer sides of the rotating block 11 It is fixedly connected to one end of the connecting rod 12 away from the first fixing block 16 , and the motor 9 is electrically connected to the control system.

The motor 9 works and rotates under the control of the control system, and drives the rotating shaft 10 to rotate along with it. When the rotating shaft 10 rotates, it can drive the rotating block 11 to move toward or away from the motor 9. When the rotating block 11 is close to or away from the motor 9, It will also drive the connecting rod 12 , the first fixing block 16 and the first rack 17 to move toward or away from the motor 9 , so as to control the descending or ascending of the lifting portion.

The solution is further optimized. A first accommodating groove 29 is opened inside the rotating block 11 , a first thread 30 is provided on the side wall of the first accommodating groove 29 , the end of the rotating shaft 10 away from the motor 9 is located in the first accommodating groove 29 , and the rotating shaft 10 is far away from the motor 9 . One end of the motor 9 is provided with a second thread 31 , and the first thread 30 is matched with the second thread 31 .

When the rotating shaft 10 is rotated under the driving of the motor 9 , the rotating block 11 can be approached or moved away from the motor 9 through the cooperation of the first thread 30 and the second thread 31 .

To further optimize the solution, the lifting part includes a third connecting shaft 19, one end of the third connecting shaft 19 is rotatably connected with the first fixing bar 20, and the other end of the third connecting shaft 19 is fixedly connected with a first gear 18, and the first gear 18 is connected with the first fixed bar 20. The rack 17 is meshed, and the middle of the third connecting shaft 19 is fixedly connected with one end of the second lifting rod 14, the second lifting rod 14 is located between the first fixing rod 20 and the first gear 18, and one side of the second lifting rod 14 is connected to the first A gear 18 is fixedly connected, the other end of the second lifting rod 14 is rotatably connected with one end of the second connecting shaft 15, the other end of the second connecting shaft 15 is rotatably connected with one end of the first lifting rod 13, and the other end of the first lifting rod 13 is fixedly connected with a The second transmission part is rotatably connected with the height maintaining part.

When the first rack 17 moves toward the direction close to the motor 9, the first rack 17 with the teeth downward and the first rack 17 with the teeth upward respectively drive the first gear 18 meshing with it to rotate in the opposite direction, At this time, the lowering action of the jacking platform 1 can be realized. When the first rack 17 moves in the direction away from the motor 9, it can drive the two first gears 18 to rotate in the opposite direction. At this time, the jacking platform 1 can be lowered. Raise action.

To further optimize the solution, the height maintaining part includes a second fixing bar 21 , the top of the second fixing bar 21 is fixedly connected with the bottom end of the jacking platform 1 , the second fixing bar 21 is provided with a second through hole 25 , and the second through hole 25 is inside A slip-proof sliding block 24 is slidably arranged, and one end of the anti-falling block 24 is fixedly connected with a second fixing block 32 . It is fixedly connected with the top of the side of the second fixing block 32 with the teeth facing downward, and another second rack 22 is fixedly connected with the bottom of the other side of the second fixing block 32 with the teeth facing upward. The second fixing bar 21 A second transmission part is rotatably connected to the upper part, and the second transmission part is rotatably connected with the second fixing bar 21 .

When the jacking platform 1 is raised to the required height, the second transmission part is engaged with the second fixing bar 21 and fixed, so that the jacking platform 1 can be maintained at the required height, which is convenient for the operator to perform operations.

To further optimize the solution, the number of second transmission parts is two, the second transmission part includes a fourth connecting shaft 23, one end of the fourth connecting shaft 23 is fixedly connected with the first lifting rod 13, and the other end of the fourth connecting shaft 23 is connected with the second connecting shaft 23. The fixing bar 21 is rotatably connected, the middle of the fourth connecting shaft 23 is fixedly connected with a second gear 33, the second gear 33 is located between the first lifting rod 13 and the second fixing bar 21, and the second gear 33 is one The side surfaces are fixedly connected, and the second gear 33 meshes with the second rack 22 .

The engagement of the second gear 33 with the second rack 22 can achieve the effect of fixing the height of the jacking platform 1 .

To further optimize the scheme, the fine-tuning part includes a hydraulic cylinder 8, the middle and upper part of the outer side wall of the cylinder body end of the hydraulic cylinder 8 is fixedly connected with the bearing base plate 3, the piston end of the hydraulic cylinder 8 is fixedly connected with an adjustment table 26, and the bottom end of the adjustment table 26 is provided with several Two accommodating grooves 35, the inner top of the second accommodating groove 35 is fixedly connected to one end of the spring 28, the other end of the spring 28 is fixedly connected to the top end of the adjusting column 27, the adjusting column 27 is slidably connected to the second accommodating groove 35, and the bottom end of the adjusting column 27 is inverted Conical shape, the bottom end of the adjusting column 27 protrudes out of the second accommodating groove 35, and the hydraulic cylinder 8 is electrically connected with the control system.

After the equipment moves to the destination, the piston end of the hydraulic cylinder 8 is extended under the control of the control system, so that the bottom end of the adjustment column 27 moves down to contact the ground, and continues to move and jack up the whole equipment, so that the walking part does not contact the ground. , when the ground in contact with the adjustment column 27 is uneven, the adjustment column 27 will stretch out different lengths under the action of the device's own gravity and the spring 28, so as to achieve the purpose that the bottom ends of all the adjustment columns 27 are in contact with the ground, The equipment can be stably supported on the ground.

In a further optimized solution, the walking part includes a first connecting shaft 7 , the top end of the first connecting shaft 7 is fixedly connected with the bottom end of the carrying base 3 , and the bottom end of the first connecting shaft 7 is rotatably connected with a universal wheel 4 .

The universal wheel 4 enables the device to move or turn in any direction, which improves the mobility of the device.

To further optimize the solution, the protection part includes several protection poles 6, the protection poles 6 are arranged vertically, the bottom end of the protection pole 6 is fixedly connected with the top of the jacking platform 1, and the top of the several protection poles 6 is fixedly connected with a protection horizontal frame 5.

The protective pole 6 and the protective horizontal frame 5 work together to protect the operator, prevent accidental falling of the protective personnel, and improve the safety level during the use of the equipment.

The working process of this embodiment is as follows:

Under the push of the operator or the drive of the power mechanism, the equipment is moved to the target position, and then the control system controls the piston end of the hydraulic cylinder 8 to extend, so that the bottom end of the adjustment column 27 is in contact with the ground, and the spring 28 and the equipment's own gravity Under the action, the bottom ends of all the adjustment columns 27 are in contact with the ground to achieve the purpose of stable support for the equipment. After the equipment is supported, the control system controls the motor 9 to rotate, and drives the rotating shaft 10 to rotate at the same time. Due to the action of the two threads 31, the rotating block 11 moves toward or away from the motor 9. When the rotating block 11 moves away from the motor 9, the two first gears 18 rotate in the direction of approaching, so that the first lifting rod 13 and the second The lifting rods 14 work together to lift the jacking platform 1. When the jacking platform 1 reaches the target height, the motor 9 stops rotating, the rotating block 11 does not move any more, and the first rack 17 is also fixed. The first gear 18 no longer rotates. Since the first gear 18 is fixedly connected with the second lifting rod 14, the second lifting rod 14 is also fixed. Similarly, the first lifting rod 13 is connected between the second rack 22 and the second lifting rod 14. Under the action of the gear 33, it will also be fixed, and the fixing of the jacking platform 1 can be completed. When the motor 9 is reversed, the rotating block 11 is moved toward the direction close to the motor 9, and the purpose of landing the jacking platform 1 can be realized. .

Embodiment 2

Referring to FIG. 8 , the only difference between this embodiment and the first embodiment is that a plurality of first hinge grooves 36 are evenly opened at the bottom end of the adjustment table 26 in the circumferential direction, and the first hinge grooves 36 are hinged with the top ends of the first hinge joints 37 . A telescopic outrigger 38 is fixedly connected to the bottom end of a hinge joint 37 , an arc friction block 39 is fixedly connected to the bottom end of the telescopic outrigger 38 , the center of the bottom end of the adjustment table 26 is fixedly connected to the top of a support rod 40 , and the bottom end of the support rod 40 is fixed A connecting plate 41 is connected, the outer side of the connecting plate 41 is evenly provided with a second hinge groove 42, one end of the second hinge joint 43 is hinged in the second hinge groove 42, and the other end of the second hinge joint 43 is fixedly connected with a telescopic support rod 44 At one end, the other end of the telescopic support rod 44 is hinged with a third hinge joint 45, and the third hinge joint 45 is fixedly connected with the outer side wall of the telescopic support leg.

This embodiment is suitable for the situation where the ground is uneven. According to the unevenness of the ground, the extension length of the telescopic support rod 44 is controlled. When the telescopic support rod 44 is extended to a certain length, the telescopic support leg 38 is controlled to extend a little. length, the arc friction block 39 fixedly connected at the bottom end of the telescopic outrigger 38 is in contact with the ground, that is, the supporting work is completed, and the remaining operation steps are the same as those in the first embodiment.

In the description of the present invention, it should be understood that the terms "portrait", "horizontal", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inside", "outside" and other indications of orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the present utility model, not Indicates or implies that the referred device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present invention.

The above-mentioned embodiments are only to describe the preferred mode of the present invention, and do not limit the scope of the present invention. Under the premise of not departing from the design spirit of the present invention, those of ordinary skill in the art can make the technical solutions of the present invention. Various deformations and improvements made shall fall within the protection scope determined by the claims of the present utility model.

Claims (10)

1. The mine lifting equipment with high safety performance is characterized by comprising a bearing bottom plate (3), wherein a walking part and a fine adjustment part are arranged at the bottom end of the bearing bottom plate (3), a lifting mechanism and a protective shell (2) are arranged at the top end of the bearing bottom plate (3), the lifting mechanism is located inside the protective shell (2), a jacking platform (1) is arranged at the top of the lifting mechanism, a protective part is arranged at the top end of the jacking platform (1), the bottom end of the protective shell (2) is fixedly connected with the top end of the bearing bottom plate (3), and the top end of the protective shell (2) is abutted against the bottom end of the jacking platform (1);

the lifting mechanism comprises an action part, the action part is fixedly connected with the top end of the bearing bottom plate (3), two sides of the action part are fixedly connected with first transmission parts respectively, the first transmission parts are rotatably connected with the bottom end of a lifting part, the top end of the lifting part is rotatably connected with a height retaining part, the height retaining part is fixedly connected with the bottom end of the jacking platform (1), and the action part is electrically connected with a fine adjustment part through a control system.

2. The mine lifting equipment with high safety performance as claimed in claim 1, wherein the first transmission part comprises a first fixing strip (20), the bottom end of the first fixing strip (20) is fixedly connected with the top end of the bearing bottom plate (3), a first through hole (34) is formed in the first fixing strip (20), a connecting rod (12) is connected in the first through hole (34) in a sliding manner, one end of the connecting rod (12) is fixedly connected with the action part, the other end of the connecting rod (12) is fixedly connected with a first fixing block (16), two opposite side edges of the first fixing block (16) are respectively and fixedly connected with first racks (17), one first rack (17) is fixedly connected with the bottom of one side edge of the first fixing block (16) and is arranged with the teeth facing upwards, the other first rack (17) is fixedly connected with the top of the other side edge of the first fixing block (16) and is arranged with the teeth facing downwards, the first rack (17) is perpendicular to the connecting rod (12).

3. The mine lifting equipment with high safety performance is characterized in that the action part comprises a motor (9), the motor (9) is fixedly connected with the top end of the bearing bottom plate (3), an output shaft of the motor (9) is connected with a rotating shaft (10) in a shaft mode, the other end of the rotating shaft (10) is rotatably connected with a rotating block (11), two opposite outer sides of the rotating block (11) are fixedly connected with one end, far away from the first fixing block (16), of the connecting rod (12), and the motor (9) is electrically connected with the control system.

4. The mine lifting device with high safety performance as claimed in claim 3, characterized in that a first accommodating groove (29) is formed in the rotating block (11), a first thread (30) is arranged on a side wall of the first accommodating groove (29), one end of the rotating shaft (10) far away from the motor (9) is located in the first accommodating groove (29), a second thread (31) is arranged on one end of the rotating shaft (10) far away from the motor (9), and the first thread (30) is matched with the second thread (31).

5. The mine lifting device with high safety performance as claimed in claim 4, characterized in that the lifting part comprises a third connecting shaft (19), one end of the third connecting shaft (19) is rotatably connected with the first fixing strip (20), the other end of the third connecting shaft (19) is fixedly connected with a first gear (18), the first gear (18) is meshed with the first rack (17), one end of a second lifting rod (14) is fixedly connected to the middle of the third connecting shaft (19), the second lifting rod (14) is positioned between the first fixing strip (20) and the first gear (18), one side surface of the second lifting rod (14) is fixedly connected with the first gear (18), the other end of the second lifting rod (14) is rotatably connected with one end of a second connecting shaft (15), and the other end of the second lifting rod (15) is rotatably connected with one end of a first lifting rod (13), the other end of the first lifting rod (13) is fixedly connected with a second transmission part, and the second transmission part is rotatably connected with the height retaining part.

6. The mine lifting equipment with high safety performance as claimed in claim 5, wherein the height maintaining part comprises a second fixing strip (21), the top end of the second fixing strip (21) is fixedly connected with the bottom end of the jacking platform (1), a second through hole (25) is formed in the second fixing strip (21), an anti-falling sliding block (24) is arranged in the second through hole (25) in a sliding manner, one end of the anti-falling sliding block (24) is fixedly connected with a second fixing block (32), two opposite sides of the second fixing block (32) are respectively and fixedly connected with second racks (22), one second rack (22) is fixedly connected with the top of one side of the second fixing block (32) and the teeth of the second rack are arranged downwards, the other second rack (22) is fixedly connected with the bottom of the other side of the second fixing block (32) and the teeth of the second rack are arranged upwards, the second fixing strip (21) is connected with a second transmission part in a rotating mode, and the second transmission part is connected with the second fixing strip (21) in a rotating mode.

7. The mine lifting equipment with high safety performance as claimed in claim 6, wherein the number of the second transmission parts is two, the second transmission parts comprise a fourth connecting shaft (23), one end of the fourth connecting shaft (23) is fixedly connected with the first lifting rod (13), the other end of the fourth connecting shaft (23) is rotatably connected with the second fixing strip (21), a second gear (33) is fixedly connected to the middle of the fourth connecting shaft (23), the second gear (33) is located between the first lifting rod (13) and the second fixing strip (21), the second gear (33) is fixedly connected with one side surface of the first lifting rod (13), and the second gear (33) is meshed with the second rack (22).

8. A mine hoist apparatus with high safety features as in claim 1, the fine adjustment part comprises a hydraulic cylinder (8), the middle upper part of the outer side wall of the cylinder body end of the hydraulic cylinder (8) is fixedly connected with the bearing bottom plate (3), an adjusting platform (26) is fixedly connected with the piston end of the hydraulic cylinder (8), a plurality of second accommodating grooves (35) are formed in the bottom end of the adjusting platform (26), one end of a spring (28) is fixedly connected with the top end in the second accommodating groove (35), the other end of the spring (28) is fixedly connected with the top end of an adjusting column (27), the adjusting column (27) is connected with the second accommodating groove (35) in a sliding way, the bottom end of the adjusting column (27) is in an inverted cone shape, the bottom end of the adjusting column (27) extends out of the second accommodating groove (35), and the hydraulic cylinder (8) is electrically connected with the control system.

9. The mine shaft lifting equipment with high safety performance as claimed in claim 1, characterized in that the walking part comprises a first connecting shaft (7), the top end of the first connecting shaft (7) is fixedly connected with the bottom end of the bearing bottom plate (3), and the bottom end of the first connecting shaft (7) is rotatably connected with a universal wheel (4).

10. The mine lifting equipment with high safety performance as claimed in claim 1, wherein the protection portion comprises a plurality of protection vertical rods (6), the protection vertical rods (6) are vertically arranged, the bottom ends of the protection vertical rods (6) are fixedly connected with the top end of the jacking platform (1), and the top ends of the protection vertical rods (6) are fixedly connected with a protection horizontal frame (5).

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