Coal mine elevator

Abstract

The utility model relates to a coal mine hoister, which belongs to the technical field of coal mine hoisting, and comprises a support frame, and a hoisting structure is arranged on the support frame; the lifting structure is provided with a feeding structure for feeding the coal mine by unfolding and combining; the supporting frame is provided with a supporting piece which enables the lifting structure to stably move up and down and prevents the lifting structure from shaking. A stabilizing piece for stabilizing the lifting structure is arranged on the supporting frame; the supporting frame is provided with a movement adjusting mechanism which drives the lifting structure and the feeding structure to move synchronously for discharging. According to the coal mine hoister, the feeding structure is stabilized through the arranged stabilizing piece so as to be in positioning connection with the supporting piece, meanwhile, the lifting structure is matched to drive the feeding structure to stably move downwards for feeding, and when the supporting piece is separated from the feeding structure, the supporting piece is separated from the feeding structure; the movable adjusting mechanism drives the feeding structure to stably move for discharging, and stable and automatic feeding and discharging are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine hoisting, in particular to a coal mine hoist. Background Art

[0002] Coal mine hoist is a kind of equipment used to lift coal or other materials in coal mines. It is usually composed of motors, lifting mechanisms, guide rails, safety devices and other parts. Coal mine hoists play an important role in coal mine production. They can efficiently lift coal or other materials from underground to the ground, improve production efficiency and reduce labor costs. At the same time, coal mine hoists also need to strictly comply with safety regulations to ensure the safety of workers.

[0003] Coal mine hoists generally use a hoist to cooperate with a pull rope to pull the hopper up and down to lift the coal in the mine for unloading. However, manual loading is generally used during loading. At the same time, the pull rope is prone to shaking during the lifting process, and unloading is relatively difficult. Therefore, the present application relates to a coal mine hoist that is easy to load and unload stably to solve this existing technical defect. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a coal mine hoist having the advantages of being easy to load and unload materials stably.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: A coal mine hoist comprises a support frame, on which a hoisting structure for hoisting coal is provided;

[0006] The lifting structure is provided with a feeding structure;

[0007] The support frame is provided with a support member for realizing the stable up and down movement of the lifting structure and preventing shaking;

[0008] The support frame is provided with a stabilizing member for stabilizing the lifting structure;

[0009] The support frame is provided with a moving adjustment mechanism for driving the lifting structure and the loading structure to move synchronously for unloading;

[0010] The stabilizing member stabilizes the feeding structure to realize positioning connection with the supporting member, and cooperates with the lifting structure to drive the feeding structure to lift and feed, and the moving adjustment mechanism drives the feeding structure to move for unloading.

[0011] As a preferred technical solution of the utility model, the lifting structure includes a mounting seat, and a driving motor is installed on both sides of the left and right sides of the front surface of the mounting seat. A winding disk connected to the inside of the mounting seat for rotation is installed at the output shaft of the driving motor, and a pull rope is wrapped and fixed on the outside of the winding disk.

[0012] As a preferred technical solution of the utility model, the feeding structure is installed on the loading seat between the bottom of the pull rope, a servo motor is installed on the right side of the loading seat, and a rotating rod rotatably connected to the left side wall of the inner cavity of the loading seat is installed at the output shaft of the servo motor, and a positive thread groove and a reverse thread groove are respectively opened on the left and right sides of the outer side of the rotating rod;

[0013] Wherein, buckets spliced ​​and assembled with each other are threadedly connected in the forward thread groove and the reverse thread groove, and a guide rod passed by the bucket is installed at the bottom of the loading seat.

[0014] As a preferred technical solution of the utility model, the bottom wall of the bucket is inclined downward, and the two buckets are combined to form a hollow rectangular parallelepiped. The forward thread groove and the reverse thread groove are equal in length and the threads are directed in opposite directions. The two buckets are symmetrically distributed left and right with the middle between the forward thread groove and the reverse thread groove as the center of symmetry.

[0015] As a preferred technical solution of the utility model, the support member includes a telescopic rod installed on the front and rear surfaces of the top of the support frame and a positioning slot opened on the front and rear surfaces of the loading seat. An electric push rod is installed at the bottom of the telescopic rod, and a positioning rod inserted into the positioning slot is fixedly installed at the push rod of the electric push rod.

[0016] As a preferred technical solution of the utility model, the stabilizing member includes an electromagnet block fixedly installed on the left side of the support frame and a magnetic attraction plate installed on the left side of the loading seat and in contact with the electromagnet block.

[0017] As a preferred technical solution of the utility model, the movable adjustment mechanism includes a guide plate installed on the top of the support frame, a directional slide groove slidably connected to the mounting seat is provided at the bottom of the guide plate, a hydraulic push rod is installed on the right side of the guide plate, and the push rod of the hydraulic push rod is fixed to the mounting seat.

[0018] As a preferred technical solution of the utility model, a rubber buffer block in contact with the loading seat is installed at the bottom of the mounting seat.

[0019] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0020] The coal mine hoist stabilizes the feeding structure by means of a stabilizing member to achieve a positioning connection with the support member, and cooperates with the lifting structure to drive the feeding structure to stably move downward to feed materials. When the support member is separated from the feeding structure, the moving adjustment mechanism drives the feeding structure to stably move to unload materials, thereby achieving stable and automatic loading and unloading. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional diagram of the utility model;

[0022] Figure 2 It is a cross-sectional view of the utility model;

[0023] Figure 3 It is a side perspective view of the utility model;

[0024] Figure 4 It is a side view of the utility model.

[0025] In the figure: 1. support frame; 2. mounting seat; 3. drive motor; 4. winding disk; 5. pull rope; 6. guide plate; 7. loading seat; 8. servo motor; 9. rotating rod; 10. forward thread groove; 11. reverse thread groove; 12. bucket; 13. guide rod; 14. telescopic rod; 15. electric push rod; 16. positioning slot; 17. positioning plug rod; 18. electromagnet block; 19. magnetic suction plate; 20. rubber buffer block; 21. directional slide groove; 22. hydraulic push rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-4 The coal mine hoist in this embodiment includes a support frame 1, and a lifting structure for lifting coal mines is provided on the support frame 1.

[0028] A control chassis is installed on the support frame 1 to control the operation and power supply requirements of the entire equipment.

[0029] It should be noted that the lifting structure includes a mounting seat 2, and a driving motor 3 is installed on both sides of the front surface of the mounting seat 2. A winding disk 4 connected to the inside of the mounting seat 2 for rotation is installed at the output shaft of the driving motor 3, and a pull rope 5 is wound and fixed on the outside of the winding disk 4.

[0030] The draw cord 5 is a braided steel wire draw cord.

[0031] The lifting structure in this embodiment is provided with a loading structure for loading coal by unfolding and merging.

[0032] It should be noted that the feeding structure is installed on the loading seat 7 between the bottom of the pull rope 5, and a servo motor 8 is installed on the right side of the loading seat 7. A rotating rod 9 rotatably connected to the left side wall of the inner cavity of the loading seat 7 is installed at the output shaft of the servo motor 8, and a forward thread groove 10 and a reverse thread groove 11 are respectively opened on the left and right sides of the outside of the rotating rod 9.

[0033] The forward thread groove 10 and the reverse thread groove 11 are both threadedly connected with a bucket 12 which is spliced ​​and assembled with each other, and a guide rod 13 which is passed through by the bucket 12 is installed at the bottom of the loading seat 7.

[0034] The bottom wall of the bucket 12 is tilted downward to facilitate dumping during unloading. The two buckets 12 are combined to form a hollow rectangular parallelepiped. The forward thread groove 10 and the reverse thread groove 11 are of equal length and the threads are in opposite directions. The two buckets 12 are symmetrically distributed with the middle between the forward thread groove 10 and the reverse thread groove 11 as the center of symmetry.

[0035] The support frame 1 in this embodiment is provided with a support member to achieve stable up and down movement of the lifting structure and prevent shaking.

[0036] It should be noted that the support member includes a telescopic rod 14 installed on the front and rear surfaces of the top of the support frame 1 and a positioning slot 16 opened on the front and rear surfaces of the loading seat 7. An electric push rod 15 is installed at the bottom of the telescopic rod 14, and a positioning rod 17 inserted into the positioning slot 16 is fixedly installed at the push rod of the electric push rod 15.

[0037] The telescopic rod 14 is composed of a plurality of plastic hollow tubes that are slidably connected to each other and do not separate from each other. There is a certain friction resistance between the plastic hollow tubes to ensure that the telescopic rod 14 will not unfold naturally after being retracted.

[0038] The support frame 1 in this embodiment is provided with a stabilizing member for stabilizing the lifting structure.

[0039] The stabilizing member includes an electromagnet block 18 fixedly mounted on the left side of the support frame 1 and a magnetic attraction plate 19 mounted on the left side of the loading seat 7 and in contact with the electromagnet block 18 .

[0040] The magnetic attraction plate 19 is a metal plate that can be magnetically attracted by the electromagnet block 18 .

[0041] In this embodiment, the support frame 1 is provided with a moving adjustment mechanism for driving the lifting structure and the loading structure to move synchronously for unloading.

[0042] The movable adjustment mechanism includes a guide plate 6 installed on the top of the support frame 1, and a directional slide groove 21 is provided at the bottom of the guide plate 6 and is slidably connected to the mounting seat 2. A hydraulic push rod 22 is installed on the right side of the guide plate 6, and the push rod of the hydraulic push rod 22 is fixed to the mounting seat 2.

[0043] A rubber buffer block 20 in contact with the loading seat 7 is installed at the bottom of the mounting seat 2 .

[0044] The rubber buffer block 20 is an elastic rubber pad.

[0045] The stabilizing member stabilizes the feeding structure to realize the positioning connection with the supporting member, and cooperates with the lifting structure to drive the feeding structure to lift and feed, and the moving adjustment mechanism drives the feeding structure to move for unloading.

[0046] The working principle of the above embodiment is:

[0047] The support frame 1 is installed on the upper opening of the mine by fastening screws. When the coal in the mine needs to be loaded and lifted, the electromagnet block 18 is energized to adsorb and fix the magnetic plate 19. At the same time, the telescopic rod 14 is folded up, and the electric push rod 15 is cooperated to push the positioning rod 17 to be inserted into the positioning slot 16, so that the connection and fixation of the telescopic rod 14 and the loading seat 7 are realized. After the fixation is completed, the electromagnet block 18 is powered off and separated from the magnetic plate 19, and the driving motor 3 drives the winding disk 4 to rotate to release the pull rope 5, so that the bucket 12 is driven to move straightly and stably downward into the mine under the telescopic support of the telescopic rod 14;

[0048] In addition, when loading, the servo motor 8 is configured to drive the rotating rod 9 to rotate, and the forward thread groove 10 and the reverse thread groove 11 are connected to the bucket 12 by thread, and the guide rod 13 is used to limit the sliding of the bucket 12, so that the two buckets 12 can be opened and merged by driving the rotating rod 9 to rotate forward and backward, so that the bucket 12 can automatically grab and load the coal on the ground, and then after the loading is completed, the driving motor 3 is driven to stably lift the stored coal to the top under the contraction support of the telescopic rod 14, and the rubber buffer block 20 configured to buffer the loading seat 7;

[0049] After the lifting is completed, the electric push rod 15 is cooperated with to drive the positioning rod 17 to separate from the positioning slot 16, and the hydraulic push rod 20 is used to drive the whole to move rightward in the directional slide groove 21, so that the bucket 12 is stably moved to the top of the transport vehicle compartment, and then the driving servo motor 8 is cooperated with to drive the rotating rod 9 to rotate so that the bucket 12 opens and pours the stored coal into the transport vehicle compartment for storage.

[0050] The electrical components appearing in the article are all electrically connected to the main controller and the power supply. The main controller can be a conventional known device for control such as a computer, and the existing public power connection technology is not described in detail in the article.

Claims

1. A coal mine hoist, comprising a support frame (1), wherein the support frame (1) is provided with a hoisting structure for hoisting coal; The lifting structure is provided with a feeding structure; it is characterized in that: The support frame (1) is provided with a support member for realizing stable up and down movement of the lifting structure and preventing shaking; The support frame (1) is provided with a stabilizing member for stabilizing the lifting structure; The support frame (1) is provided with a movement adjustment mechanism for driving the lifting structure and the loading structure to move synchronously for unloading.

2. The coal mine hoist according to claim 1, characterized in that: The lifting structure comprises a mounting seat (2), a driving motor (3) being mounted on both left and right sides of the front surface of the mounting seat (2), a winding disk (4) being mounted at the output shaft of the driving motor (3) and being rotatably connected to the inside of the mounting seat (2), and a pull rope (5) being wound and fixed on the outside of the winding disk (4).

3. The coal mine hoist according to claim 2, characterized in that: The feeding structure is installed on a loading seat (7) between the bottoms of the pull ropes (5), a servo motor (8) is installed on one side of the loading seat (7), a rotating rod (9) rotatably connected to the left side wall of the inner cavity of the loading seat (7) is installed at the output shaft of the servo motor (8), and a positive thread groove (10) and a reverse thread groove (11) are respectively opened on the left and right sides of the outer side of the rotating rod (9); The forward thread groove (10) and the reverse thread groove (11) are both threadedly connected with a bucket (12) that is spliced ​​together, and a guide rod (13) that is passed through by the bucket (12) is installed at the bottom of the loading seat (7).

4. The coal mine hoist according to claim 3, characterized in that: The bottom wall of the bucket (12) is inclined downward, and the two buckets (12) are combined to form a hollow rectangular parallelepiped.

5. The coal mine hoist according to claim 4, characterized in that: The support member comprises a telescopic rod (14) mounted on the front and rear surfaces of the top of the support frame (1) and a positioning slot (16) opened on the front and rear surfaces of the loading seat (7); an electric push rod (15) is mounted on the bottom of the telescopic rod (14); a positioning plug rod (17) is fixedly mounted on the push rod of the electric push rod (15) and is plugged into the positioning slot (16).

6. The coal mine hoist according to claim 5, characterized in that: The stabilizing member comprises an electromagnet block (18) fixedly mounted on one side of the support frame (1) and a magnetic attraction plate (19) mounted on one side of the loading seat (7) and in contact with the electromagnet block (18).

7. The coal mine hoist according to claim 6, characterized in that: The movable adjustment mechanism comprises a guide plate (6) mounted on the top of the support frame (1); a directional slide groove (21) slidably connected to the mounting seat (2) is provided at the bottom of the guide plate (6); a hydraulic push rod (22) is mounted on the right side of the guide plate (6); and a push rod portion of the hydraulic push rod (22) is fixedly mounted to the mounting seat (2).

8. The coal mine hoist according to claim 3, characterized in that: A rubber buffer block (20) in contact with the loading seat (7) is installed at the bottom of the mounting seat (2).

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