Simple lifting appliance for long material of coal mine track

Abstract

The utility model discloses a coal mine track long material simple lifting appliance, which relates to the technical field of lifting appliances, and comprises a movable frame, a main balance beam, a support frame, a lifting scaffold and a bidirectional self-locking winch, the support frame is arranged at the top of the movable frame, the support frame is connected with the 1 / 4 position of the upper end of the main balance beam, a connecting frame is arranged at the upper end of the main balance beam, a bracket is arranged on the connecting frame, and the two-way self-locking winch is arranged on the bracket. A hanging scaffold is rotatably mounted on the bracket, a bidirectional self-locking winch is arranged on the movable frame, steel wire ropes are symmetrically wound and connected on the bidirectional self-locking winch, and one ends of the two steel wire ropes are connected with the hanging scaffold and then are provided with hanging hooks; the simple lifting appliance for the long materials of the coal mine track is composed of the movable frame, the main balance beam, the supporting frame, the hanging scaffold and the bidirectional self-locking winch, the long materials can be easily lifted by operating the handle according to the lever principle, and the simple lifting appliance has the advantages of being simple in structure, safe, reliable and stable in operation and is suitable for complex environments in mines.

Description

TECHNICAL FIELD

[0001] The utility model relates to a lifting appliance technical field, especially a coal mine track long material simple lifting appliance. BACKGROUND

[0002] The coal mine needs to be constructed before mining operation, including laying track and supporting the inside of the coal mine, which involves hoisting long materials (steel pipe, reinforcing bar, channel steel, I-beam) in the process.

[0003] At present, the hoisting of such materials in the prior art is generally through manual carrying or cart pulling, which is prone to cause hand squeezing and foot bumping, and has the disadvantages of laborious loading and time-consuming, greatly increasing the safety hazard and labor intensity. Therefore, the utility model provides a coal mine track long material simple lifting appliance to solve the problems in the prior art. UTILITY MODEL CONTENT

[0004] In view of the above problems, the utility model provides a coal mine track long material simple lifting appliance, which is composed of a mobile frame, a main balance beam, a support frame, a lifting tray and a bidirectional self-locking winch. By using the lever principle to operate the handle, the long material can be easily hoisted. The utility model has the advantages of simple structure, safety and reliability, and stable operation, and is suitable for complex environments in the mine.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] A coal mine track long material simple lifting appliance, comprising a mobile frame, a main balance beam, a support frame, a lifting tray and a bidirectional self-locking winch, wherein the top of the mobile frame is provided with a support frame, the support frame is connected to the 1 / 4 position of the upper end of the main balance beam, the upper end of the main balance beam is provided with a connecting frame, the connecting frame is provided with a support, the support is rotatably installed with a lifting tray, the mobile frame is provided with a bidirectional self-locking winch, the bidirectional self-locking winch is symmetrically connected with a steel wire rope, one end of the two steel wire ropes is connected with a lifting hook after the lifting tray, the lower end of the main balance beam is provided with a first operating handle, and the lower end of the main balance beam on the side of the first operating handle is provided with a second operating handle.

[0007] Further improvement lies in that the connecting frame is provided with a socket on the upper end, the support is provided with a plug rod on one side wall, the plug rod is inserted into the socket, the connecting frame is provided with a fixing bolt on the outer wall of the upper end, and the plug rod is provided with a bolt hole matched with the fixing bolt.

[0008] Further improvement lies in that the support frame comprises first inclined struts and second inclined struts, the first inclined struts are arranged on one side of the top of the mobile frame in an inclined manner, the first inclined struts are provided in two groups, one end of the first inclined struts in the two groups is connected with the bottom of the main balance beam, the second inclined struts are arranged on the other side of the top of the mobile frame in an inclined manner, the second inclined struts are provided in two groups, one end of the second inclined struts in the two groups is connected with the bottom of the main balance beam.

[0009] Further improvement lies in that the connecting frame is provided with an auxiliary pull rod, and the auxiliary pull rod is connected with the main balance beam at the position of the first operating handle.

[0010] Further improvement lies in that the mobile frame comprises a frame body, a cross beam and mobile wheels, the cross beam is arranged inside and below the frame body, and the mobile wheels are rotatably arranged at the lower ends of the frame body.

[0011] Further improvement lies in that the cross beam is provided with an inclined pull rod at the middle position of the cross beam, and one end of the inclined pull rod is connected with the bottom of the main balance beam.

[0012] The coal mine track long material simple lifting appliance has the advantages of simple structure, safety and reliability, stable operation and the like, and is suitable for complex environments in mines. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a three-dimensional schematic view of the utility model structure;

[0014] Fig. 2 It is a three-dimensional main view schematic view of the support frame and the mobile frame installation structure of the utility model.

[0015] 1, mobile frame; 101, frame body; 102, cross beam; 103, mobile wheel; 2, main balance beam; 3, support frame; 301, first inclined strut; 302, second inclined strut; 4, hanging disc; 5, bidirectional self-locking winch; 6, connecting frame; 7, support; 8, steel wire rope; 9, lifting hook; 10, first operating handle; 11, second operating handle; 12, insertion rod; 13, fixed bolt; 14, auxiliary pull rod; 15, inclined pull rod. DETAILED DESCRIPTION

[0016] In order to deepen the understanding of the utility model, the utility model will be further described in combination with examples below, and the present embodiment is only used to explain the utility model and does not constitute the limitation to the protection scope of the utility model.

[0017] According to Figs. 1-2As shown, the embodiment provides a simple hoist for long coal track materials, which comprises a moving frame 1, a main balance beam 2, a support frame 3, a lifting tray 4 and a bidirectional self-locking winch 5, the top of the moving frame 1 is provided with the support frame 3, the support frame 3 is connected with the 1 / 4 position of the upper end of the main balance beam 2, the upper end of the main balance beam 2 is provided with a connecting frame 6, the connecting frame 6 is installed with a support 7, the support 7 is rotatably installed with the lifting tray 4, the moving frame 1 is provided with the bidirectional self-locking winch 5, the bidirectional self-locking winch 5 is symmetrically wound with a steel wire rope 8, one end of the two steel wire ropes 8 is connected with the lifting tray 4 and is provided with a lifting hook 9, the bidirectional self-locking winch 5 is controlled to realize the winding and unwinding of the steel wire rope 8, and the lifting is realized, the lower end of the main balance beam 2 is provided with a first operation handle 10, and the bottom of the main balance beam 2 on one side of the first operation handle 10 is provided with a second operation handle 11.

[0018] The support frame 3 is connected with the 1 / 4 position of the upper end of the main balance beam 2, according to the balance condition of the lever: power x power arm = resistance x resistance arm, formula: F1 x L1 = F2 x L2, variation: F1: F2 = L2: L1, the power arm is 3 times the resistance arm, so the power is one third of the resistance. The length ratio of the lever, that is, the length of the power lever arm is increased; the larger the length ratio of the lever arm, the smaller the required force, and the greater the work that can be done. The main balance beam 2 forms a lever with a length ratio of 1:3, the 1 / 4 length of the main balance beam 2 is the resistance arm, and the 3 / 4 length of the main balance beam 2 is the power arm. When lifting heavy objects, the lifting hook is hooked on the long material or equipment (material), and the power arm position of the main balance beam 2 is pressed down, since the length ratio of the lever is 1:3, only 1 / 3 of the force is needed to easily lift the heavy object, and the moving frame 1 is used to change the lifting moving direction and moving speed during the lifting process.

[0019] The connecting frame 6 is provided with a jack on the upper end, the support 7 is provided with a plug rod 12 on one side wall, the plug rod 12 is inserted into the jack, the connecting frame 6 is provided with a fixed bolt 13 on the outer wall of the upper end, and the plug rod 12 is provided with a bolt hole matched with the fixed bolt 13. Through the above setting, the support 7 and the connecting frame 6 can be detachable, and it is convenient to replace and maintain.

[0020] The support frame 3 comprises a first inclined support rod 301 and a second inclined support rod 302, one side of the top of the mobile frame 1 is provided with the first inclined support rod 301, the first inclined support rod 301 is provided with two groups, one end of the two groups of the first inclined support rod 301 is connected with the bottom of the main balance beam 2, the other side of the top of the mobile frame 1 is provided with the second inclined support rod 302, the second inclined support rod 302 is provided with two groups, one end of the two groups of the second inclined support rod 302 is connected with the bottom of the main balance beam 2. The support frame 3 is arranged as a support component, can realize stable support of the main balance beam 2, and realize division of the proportion of the power arm part and the resistance arm part of the main balance beam 2.

[0021] The connecting frame 6 is provided with an auxiliary pull rod 14, and the lower end of the auxiliary pull rod 14 is connected with the main balance beam 2 at the position of the first operating handle 10. The arrangement of the auxiliary pull rod 14 can improve the structural strength and stability of the main balance beam 2.

[0022] The mobile frame 1 comprises a frame body 101, a cross beam 102 and a mobile wheel 103, the inside of the frame body 101 is provided with the cross beam 102, and the mobile wheel 103 is rotationally arranged at the lower end of the frame body 101.

[0023] The cross beam 102 is provided with an inclined pull rod 15 at the middle position, and one end of the inclined pull rod 15 is connected with the bottom of the main balance beam 2. The arrangement of the inclined pull rod 15 can further improve the installation stability of the main balance beam 2.

[0024] The utility model discloses a coal mine track long material simple lifting appliance which comprises a mobile frame 1, a main balance beam 2, a support frame 3, a hanging plate 4 and a bidirectional self-locking capstan 5, a first operating handle 10 is arranged at the 1 / 4 position of the lower end of the main balance beam 2, and a second operating handle 11 is arranged at the end position of the lower end of the main balance beam 2. By using the lever principle, the operating handle can be operated to easily lift and transport long materials. The coal mine track long material simple lifting appliance has the advantages of simple structure, safety and reliability, stable operation and suitability for complex environments in mines.

[0025] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, various changes and improvements can be made to the utility model, and these changes and improvements all fall within the scope of the utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A simple lifting tool for long coal mine track sections, characterized in that: The system includes a mobile frame (1), a main balance beam (2), a support frame (3), a hoisting plate (4), and a two-way self-locking winch (5). The mobile frame (1) is provided with a support frame (3) at the top. The support frame (3) is connected to the upper 1 / 4 position of the main balance beam (2). The upper end of the main balance beam (2) is provided with a connecting frame (6). A bracket (7) is installed on the connecting frame (6). The hoisting plate (4) is rotatably installed on the bracket (7). The mobile frame (1) is provided with a two-way self-locking winch (5). Steel wire ropes (8) are symmetrically wound and connected on the two-way self-locking winch (5). One end of the two steel wire ropes (8) is connected to the hoisting plate (4) and a hook (9) is provided. The lower end of the main balance beam (2) is provided with a first operating handle (10). The bottom of the main balance beam (2) on one side of the first operating handle (10) is provided with a second operating handle (11).

2. The simple lifting tool for long coal mine rails according to claim 1, characterized in that: The upper end of the connecting frame (6) is provided with an insertion hole, and the side wall of the bracket (7) is provided with an insertion rod (12). The insertion rod (12) is inserted into the insertion hole. The upper outer wall of the connecting frame (6) is provided with a fixing bolt (13), and the insertion rod (12) is provided with a bolt hole that matches the fixing bolt (13).

3. A simple lifting tool for long coal mine rails according to claim 1, characterized in that: The support frame (3) includes a first diagonal brace (301) and a second diagonal brace (302). The first diagonal brace (301) is inclined on one side of the top of the mobile frame (1). There are two sets of the first diagonal brace (301). One end of each set of the first diagonal brace (301) is connected to the bottom of the main balance beam (2). The second diagonal brace (302) is inclined on the other side of the top of the mobile frame (1). There are two sets of the second diagonal brace (302). One end of each set of the second diagonal brace (302) is connected to the bottom of the main balance beam (2).

4. A simple lifting tool for long coal mine rails according to claim 1, characterized in that: The connecting frame (6) is provided with an auxiliary pull rod (14), and the lower end of the auxiliary pull rod (14) is connected to the main balance beam (2) at the position of the first operating handle (10).

5. A simple lifting tool for long coal mine rails according to claim 1, characterized in that: The mobile frame (1) includes a frame (101), a crossbeam (102) and a moving wheel (103). The crossbeam (102) is located inside the lower part of the frame (101), and the moving wheels (103) are rotatably provided on both sides of the lower end of the frame (101).

6. A simple lifting tool for long coal mine rails according to claim 5, characterized in that: A diagonal brace (15) is provided at the middle position of the crossbeam (102), and one end of the diagonal brace (15) is connected to the bottom of the main balance beam (2).

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