CN219823612U - Movable hoisting machine tool for mine overhaul - Google Patents

Abstract

The utility model discloses a movable hoisting machine tool for mine overhaul, which comprises a moving mechanism, a bracket, a sleeve and a force arm rod, wherein the bracket is arranged on the movable hoisting machine tool; wherein the bracket is rotatably mounted on the moving mechanism; the sleeve is fixed on the bracket; the middle part of the arm lever passes through the sleeve, the first end of the arm lever is provided with a hanging mechanism for hanging a heavy object, and the length of the first end of the arm lever extending out of the sleeve is smaller than that of the second end of the arm lever extending out of the sleeve. According to the movable hoisting machine for mine overhaul, the support is rotatably arranged on the moving mechanism, the force arm rod and the sleeve are matched, hoisting and moving work of weights at narrow positions is achieved, and meanwhile the force arm rod and the sleeve are matched, so that the length of the force arm rod and the length of the real force end and the length of the stress end can be adjusted according to requirements, and different environments and weight conditions can be adapted.

Description

Movable hoisting machine tool for mine overhaul

Technical Field

The utility model relates to the technical field of mine field overhaul, in particular to a movable hoisting machine tool for mine field overhaul.

Background

In the production process of an open pit mine stope, equipment faults, spare part material damage and the like occur, at this time, the damaged part is required to be disassembled for maintenance operation, the operation conditions in the stope are severe, heavy objects to be overhauled are often located in a narrow area, the condition that hoisting equipment such as a crane and an electric hoist does not exist in the area occupies a large proportion, and great difficulty is caused to the development of actual maintenance work. In the past, when such maintenance work was performed, there were two schemes: firstly, the heavy objects are disassembled and overhauled on site; and secondly, transferring the weight to an empty space meeting the operation requirement for overhauling. When implementing these two kinds of schemes, maintainer will use pick up truck or manual hoist to hang and pull the heavy object off site transversely, but often appear that heavy object place region can't drive into the vehicle or heavy object place region all around have the condition of sheltering from not opening, lead to pick up truck and manual hoist to hang the condition that can't use, at present, to this kind of condition, adopt the original method of manual lift to transport more, not only extension maintenance time, increase staff's intensity of labour and degree of difficulty, still have great potential safety hazard, cause great influence to normal production.

Based on this, the prior art still remains to be improved.

Disclosure of Invention

In order to solve the technical problems, the embodiment of the utility model provides a movable hoisting machine tool for mine overhaul, which aims to solve the technical problems that in the prior art, vehicle transportation or manual hoist and crane transportation cannot be carried out due to environmental restrictions.

In order to solve the technical problems, some embodiments of the utility model disclose a movable hoisting machine tool for mine maintenance, which comprises a moving mechanism, a bracket, a sleeve and a force arm rod;

wherein the bracket is rotatably mounted on the moving mechanism;

the sleeve is fixed on the bracket;

the middle part of the arm lever passes through the sleeve, the first end of the arm lever is provided with a hanging mechanism for hanging a heavy object, and the length of the first end of the arm lever extending out of the sleeve is smaller than that of the second end of the arm lever extending out of the sleeve.

In some embodiments, the second end of the arm is provided with a pull handle assembly for pulling the second end of the arm downward.

In some embodiments, the moving mechanism comprises a first wheel and a second wheel which are arranged in parallel, and a connecting rod which is rotatably connected with the axle center of the first wheel and the second wheel, and the bracket is fixedly arranged on the connecting rod.

In some embodiments, the bracket comprises a first vertical rod, a second vertical rod and a cross rod, wherein first ends of the first vertical rod and the second vertical rod are respectively fixed on the connecting rod, and second ends of the first vertical rod and the second vertical rod are respectively connected with two ends of the cross rod, so that the first vertical rod, the cross rod, the second vertical rod and the connecting rod form a square frame;

and, the midpoint between the first ends of the first and second vertical bars coincides with the midpoint of the connecting bar; the sleeve is vertically fixed to the cross bar.

In some embodiments, the first and second vertical bars are identical in length and arranged in parallel, and the first and second vertical bars are perpendicular to the connecting bar.

In some embodiments, the support further comprises a first inclined rod and a second inclined rod, the first ends of the first inclined rod and the second inclined rod are fixedly connected with the connection respectively, the first inclined rod and the second end of the second inclined rod are connected, one section of the sleeve is fixed in the middle of the cross rod, and the other end of the sleeve is fixed at the second ends of the first inclined rod and the second inclined rod.

In some embodiments, the sleeve is provided with a threaded hole penetrating from the outer wall of the sleeve to the inner wall of the sleeve, and the sleeve is tightly propped against the force arm rod through the threaded hole by a fastening bolt.

In some embodiments, the proximal ends of the sleeve are each provided with one of the threaded holes.

In some embodiments, the bracket is welded by steel pipes, and the sleeve and the bracket are welded.

In some embodiments, the sleeve is a circular steel tube with an inner diameter of 60mm and the arm bar is a load-bearing steel tube.

By adopting the technical scheme, the utility model has at least the following beneficial effects:

according to the movable hoisting machine for mine overhaul, the support is rotatably arranged on the moving mechanism, the force arm rod and the sleeve are matched, hoisting and moving work of weights at narrow positions is achieved, and meanwhile the force arm rod and the sleeve are matched, so that the length of the force arm rod and the length of the real force end and the length of the stress end can be adjusted according to requirements, and different environments and weight conditions can be adapted.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic illustration of a movable hoisting tool for mine maintenance according to some embodiments of the present utility model;

FIG. 2 is a schematic illustration of a movable hoist tool for mine maintenance according to some embodiments of the present utility model;

fig. 3 is a schematic structural view of a movable hoisting tool for mine maintenance according to some embodiments of the present utility model.

Reference numerals illustrate:

1. a moving mechanism; 11. a first wheel; 12. a second wheel; 13. a connecting rod; 2. a bracket; 21. a first vertical rod; 22. a second vertical rod; 23. a cross bar; 24. a first diagonal bar; 25. a second diagonal bar; 3. a sleeve; 31. a fastening bolt; 4. a handle assembly; 41. a first end; 42. a second end; 43. a suspension mechanism; 44. a handle assembly.

Detailed Description

Embodiments of the present disclosure are described in further detail below with reference to the drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the disclosure and not to limit the scope of the disclosure, which may be embodied in many different forms and not limited to the specific embodiments disclosed herein, but rather to include all technical solutions falling within the scope of the claims.

The present disclosure provides these embodiments in order to make the present disclosure thorough and complete, and fully convey the scope of the disclosure to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments should be construed as exemplary only and not limiting unless otherwise specifically stated.

In the description of the present disclosure, unless otherwise indicated, the meaning of "plurality" is greater than or equal to two; the terms "upper," "lower," "left," "right," "inner," "outer," and the like indicate an orientation or positional relationship merely for convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present disclosure. When the absolute position of the object to be described is changed, the relative positional relationship may be changed accordingly.

Furthermore, the use of the terms first, second, and the like in this disclosure do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The "vertical" is not strictly vertical but is within the allowable error range. "parallel" is not strictly parallel but is within the tolerance of the error. The word "comprising" or "comprises" and the like means that elements preceding the word encompass the elements recited after the word, and not exclude the possibility of also encompassing other elements.

It should also be noted that, in the description of the present disclosure, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in the present disclosure may be understood as appropriate by those of ordinary skill in the art. When a particular device is described as being located between a first device and a second device, there may or may not be an intervening device between the particular device and either the first device or the second device.

All terms used in the present disclosure have the same meaning as understood by one of ordinary skill in the art to which the present disclosure pertains, unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the techniques, methods, and apparatus should be considered part of the specification.

As shown in fig. 1-3, some embodiments of the present utility model disclose a movable hoisting tool for mine maintenance, comprising a moving mechanism 1, a bracket 2, a sleeve 3 and a moment arm lever 4; wherein the moving mechanism 1 is used for providing a moving function and primarily solves the problem of transferring a weight from the machine to another suitable place. Specifically, the bracket 2 is rotatably mounted on the moving mechanism 1; the sleeve 3 is fixed on the bracket 2; the middle part of the arm lever 4 passes through the sleeve 3, the first end of the arm lever 4 is provided with a hanging mechanism 41 for hanging a heavy object, and the length of the first end of the arm lever 4 extending out of the sleeve 3 is smaller than that of the second end of the arm lever 4 extending out of the sleeve 3. The support 2 can be formed by welding steel pipes, and the sleeve 3 and the support 2 can also be connected by welding. When the weight is used, the weight is hung at the first end of the force arm rod 4 through the hanging mechanism 41, namely the first end of the force arm rod 4 is a stress end, correspondingly, the second end is a force application end, the weight is fixed through the hanging mechanism 41, then the force arm rod 4 is manually pulled downwards by the force application end, the force arm rod 4 rotates by taking the rotation centers of the support 2 and the moving mechanism 1 as the center, so that the weight rises to vacate, then the moving mechanism 1 moves to realize the carrying, after the weight moves to a preset position, the force application of the force application end is slowly reduced, the second end is gradually raised, the first end is gradually lowered until the weight falls to the preset position, and the weight carrying can be completed. The moving mechanism 1 can adopt a small single-wheel or two-wheel structure, the whole lifting machine has a smaller integral structure, can enter into a place where a vehicle cannot enter for operation, is low in height or unsatisfactory in opening, cannot use a region hung by a hand hoist, can realize carrying, and can ensure that maintenance operation in a narrow or crane-free region is safely and efficiently carried out.

The second end of the arm lever 4 is provided with a handle assembly 42 for pulling the second end of the arm lever 4 downward on the basis of the above embodiments. The handle assembly 42 may be a handle as shown in fig. 3, and may be vertically mounted or directly welded to the second end of the arm lever 4, or may be provided with a hanging ring or the like, so as to facilitate application of the force.

The movable hoisting machine disclosed in some embodiments of the present utility model, on the basis of the above embodiments, the moving mechanism 1 includes a first wheel 11 and a second wheel 12 arranged in parallel, and a connecting rod 13 rotatably connected to the axle centers of the first wheel 11 and the second wheel 12, and the bracket 2 is fixedly mounted on the connecting rod 13. Generally, the center of the bracket 2 and the center of the connecting rod 13 are in the same vertical plane, so that the hoisting machine is prevented from being inclined due to heavy objects, and the stability of movement and hoisting is ensured.

The movable hoisting machine disclosed in some embodiments of the present utility model, on the basis of the above embodiments, the bracket 2 includes a first vertical rod 21, a second vertical rod 22, and a cross rod 23, where first ends of the first vertical rod 21 and the second vertical rod 22 are respectively fixed on the connecting rod 13, and second ends of the first vertical rod 21 and the second vertical rod 22 are respectively connected to two ends of the cross rod 23, so that the first vertical rod 21, the cross rod 23, the second vertical rod 22, and the connecting rod 13 form a square frame; and, the midpoint between the first ends of the first vertical rod 21 and the second vertical rod 22 coincides with the midpoint of the connecting rod 13; the sleeve 3 is fixed to the cross bar 23. Generally, the first vertical rod 21 and the second vertical rod 22 are identical in length and arranged in parallel, and the first vertical rod 21 and the second vertical rod 22 are perpendicular to the connecting rod 13. The first vertical rod 21 and the second vertical rod 22 are arranged, so that the hoisting part of the hoisting machine has a certain height, the problem that the hoisting machine cannot be hoisted due to too high weight is avoided, and the application range of the machine is wider.

In addition, in order to further ensure the strength and stability of the bracket 2, in some embodiments, the bracket 2 is further provided with a first diagonal rod 24 and a second diagonal rod 25 on the basis of two vertical rods and one horizontal rod 23, the first ends of the first diagonal rod 24 and the second diagonal rod 25 are fixedly connected with the connection respectively, the second ends of the first diagonal rod 24 and the second diagonal rod 25 are connected, one section of the sleeve 3 is fixed in the middle of the horizontal rod 23, and the other end is fixed at the second ends of the first diagonal rod 24 and the second diagonal rod 25. In the whole machine, a triangular stable structure is formed among the first diagonal rod 24, the second diagonal rod 25 and the connecting rod 13, and when the machine is used, the pressure of the sleeve 3 is respectively distributed to the cross rod 23 and the two diagonal rods, so that the stability is better.

In order to enable the distance between two sides of the arm lever 4 to be adjustable and ensure stable connection between the arm lever 4 and the sleeve 3 after adjustment is completed, the arm lever 4 is prevented from slipping during transferring and lifting, screw holes penetrating from the outer wall of the sleeve 3 to the inner wall of the sleeve 3 are formed in the sleeve 3, and the position of the sleeve 3 on the arm lever 4 is tightly pressed and fixed through the screw holes by fastening bolts 31. In order to further increase the fastening effect, the two near ends of the sleeve 3 are respectively provided with one threaded hole, so that the two ends of the sleeve 3 can be fastened respectively, and the fastening effect is better.

In some preferred embodiments, in order to avoid the damage of the fastening bolt 31 to the arm lever 4, increase the friction force of the fastening bolt 31 to the arm lever 4 during fastening, the inner wall of the sleeve 3 at the threaded hole is provided with an elastic arc piece, specifically, the inner wall at the threaded hole of the sleeve 3 is provided with a groove, the arc piece is installed in the groove through a spring, so that the arc piece is smoothly transited between the inner wall of the arc piece and the inner wall of the sleeve 3, the arm lever 4 is prevented from being damaged by pushing, and meanwhile, in order to avoid the thinned wall of the sleeve 3 from affecting the fastening of the fastening bolt 31, a boss is arranged on the outer wall of the threaded hole of the sleeve 3, a threaded hole is also arranged in the boss, and the threaded hole in the boss is connected with the threaded hole of the wall of the sleeve 3 into a finished long threaded hole, so that the fastening stability is ensured.

The movable hoisting machine disclosed by some embodiments of the utility model can be used for selecting a round steel pipe with the inner diameter of 60mm from the sleeve 3 and selecting a bearing steel pipe from the arm rod 4 on the basis of the embodiments. The two wheels (the first wheel 11 and the second wheel 12) are connected with the connecting rod 13 through a transmission shaft, so that the machine has mobility; wherein 4 short steel pipes with the diameter phi of 60mm (respectively, a first vertical rod 21, a second vertical rod 22, a first inclined rod 24 and a second inclined rod 25) are welded with a transmission shaft and two round steels (respectively, a connecting rod 13 and a cross rod 23) to form a machine frame main body; a phi 60mm short steel pipe (sleeve 3) is arranged in the middle of the top of the frame, two ends of the short steel pipe are respectively provided with phi 12mm threaded holes, a phi 50mm long steel pipe (arm rod 4) penetrates through the short steel pipe, the short steel pipe is fastened through two M12 bolts, and the long steel pipe is used as a hoisting bearing part of the machine; a phi 50mm short steel pipe (a handle assembly 42) is welded at the tail end of the machine tool in the vertical direction and is used as a handle of the machine tool. In addition, the length of the front and rear force arms of the long steel pipe can be randomly adjusted by adjusting the tightness of the two bolts, so that the machine can hoist heavy objects in a wider weight range, and the unique welding mode of round steel enables each surface to form a triangular structure, thereby improving the stability of the frame.

When the machine tool is used: the weight is connected with the steel rope (hanging mechanism 41) at the front end of the machine, and the front end can be pressed up to lift the weight by applying downward force to the tail end by utilizing the lever principle due to the longer arm of force at the tail end, and meanwhile, the handle is held to operate, so that the steering and the movement of the machine can be realized. By the aid of the design, maintenance operation in a narrow or crane-free area can be carried out smoothly, operation labor difficulty and intensity are greatly reduced, and safety coefficient and working efficiency are improved.

In some embodiments of the present utility model, a beam steel pipe (a cross rod 23) and a transmission shaft (a connecting rod 13) are respectively welded between the upper and lower parts of two side steel pipes (a first vertical rod 21 and a second vertical rod 22); welding a steel pipe sleeve (a sleeve 3) at the middle part of the beam steel pipe in the vertical direction, so that the steel pipe sleeve is vertical to the different surfaces of the two side steel pipes; two round steels (a first diagonal rod 24 and a second diagonal rod 25) are welded between the steel pipe sleeve and the transmission shaft in a triangular shape by taking the transmission shaft as one side and taking two waists; two wheels are arranged at two ends of a transmission shaft and are connected through screws; penetrating a bearing steel pipe (a moment arm rod 4) into the steel pipe sleeve, so that the exposed part of the bearing steel pipe with one end of a steel rope (a hanging mechanism 41) is shorter than the end without the steel rope; two hexagon bolts are inserted into threaded holes at two ends of the top of the steel pipe sleeve, and the bearing steel pipe is fixed in the steel pipe sleeve by screwing; and finally symmetrically welding handle steel pipes at the tail part of one end of the bearing steel pipe without the steel rope in the vertical direction so as to finish the installation of the machine tool.

The specific implementation mode is as follows: the tool is placed on the site where the heavy object is, the heavy object is reliably connected with a steel rope at the head of the tool after being disassembled, the tool is operated to turn and move to transfer the heavy object to a space meeting maintenance conditions by holding the handle steel pipe to press downwards, and maintenance operation is carried out.

In summary, the movable hoisting machine for mine overhaul disclosed by the embodiment of the utility model is provided with the transverse connecting rod at the lower end of the machine, and the wheels are fixedly arranged at the two ends of the connecting rod and are connected through the screws. Through the design, the weight can be transferred, so that manual carrying in the process of lifting the weight is avoided, and the labor intensity is greatly reduced. The round steel is welded to form a triangular structure. The design provides a fulcrum for the phi 60 short steel pipe (sleeve) in the middle of the machine when the tail end of the machine is pressed downwards while the stability of the machine is improved, so that the deformation of the steel pipe due to heavy objects is avoided to a great extent, and the reliability of the machine is effectively improved. The phi 50 long steel pipe (arm rod) can be disassembled and the length can be adjusted forwards and backwards. The machine tool can be used for disassembling and assembling the phi 50 long steel pipe by adjusting the tightness of the M12 bolt, so that the machine tool is convenient to transport; the flexible adjustable function can lengthen the tail end length to lengthen the force application arm when lifting heavy objects, so that the whole lifting operation process is more labor-saving, and the labor intensity of workers is effectively reduced. The tail end of the machine tool is provided with a handle: the tail end of the machine tool is symmetrically welded with a phi 50 short steel pipe in the direction perpendicular to the phi 50 long steel pipe, so as to be used as a handle of the machine tool. This design is more convenient for the worker to apply downward force during the operation, enriching the operability of the implement.

Thus, various embodiments of the present disclosure have been described in detail. In order to avoid obscuring the concepts of the present disclosure, some details known in the art are not described. How to implement the solutions disclosed herein will be fully apparent to those skilled in the art from the above description.

Although some specific embodiments of the present disclosure have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the present disclosure. It will be understood by those skilled in the art that the foregoing embodiments may be modified and equivalents substituted for elements thereof without departing from the scope and spirit of the disclosure. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict.

Claims (8)

1. The movable hoisting machine tool for mine overhaul is characterized by comprising a moving mechanism, a bracket, a sleeve and a force arm rod;

wherein the bracket is rotatably mounted on the moving mechanism;

the sleeve is fixed on the bracket;

the middle part of the arm lever passes through the sleeve, the first end of the arm lever is provided with a hanging mechanism for hanging a heavy object, and the length of the first end of the arm lever extending out of the sleeve is smaller than that of the second end of the arm lever extending out of the sleeve;

the moving mechanism comprises a first wheel, a second wheel and a connecting rod, wherein the first wheel and the second wheel are arranged in parallel, the connecting rod is rotatably connected to the axle center of the first wheel and the axle center of the second wheel, and the bracket is fixedly arranged on the connecting rod;

the bracket comprises a first vertical rod, a second vertical rod and a cross rod, wherein first ends of the first vertical rod and the second vertical rod are respectively fixed on the connecting rod, and second ends of the first vertical rod and the second vertical rod are respectively connected with two ends of the cross rod, so that the first vertical rod, the cross rod, the second vertical rod and the connecting rod form a square frame;

and, the midpoint between the first ends of the first and second vertical bars coincides with the midpoint of the connecting bar; the sleeve is vertically fixed to the cross bar.

2. The mobile lifting implement of claim 1, wherein the second end of the arm is provided with a pull handle assembly for pulling the second end of the arm downward.

3. The movable hoisting machine of claim 1, wherein the first vertical rod and the second vertical rod are identical in length and arranged in parallel, and the first vertical rod and the second vertical rod are perpendicular to the connecting rod.

4. The movable hoisting machine of claim 1, wherein the bracket further comprises a first diagonal rod and a second diagonal rod, first ends of the first diagonal rod and the second diagonal rod are fixedly connected with the connection respectively, second ends of the first diagonal rod and the second diagonal rod are connected, one section of the sleeve is fixed in the middle of the cross rod, and the other end of the sleeve is fixed at the second ends of the first diagonal rod and the second diagonal rod.

5. The movable hoisting machine according to claim 1, wherein a threaded hole penetrating from the outer wall of the sleeve to the inner wall of the sleeve is formed in the sleeve, and the position of the sleeve on the arm lever is tightly pressed and fixed through the threaded hole by a fastening bolt.

6. The movable hoisting machine of claim 5 wherein the proximal ends of the sleeve are each provided with one of the threaded holes.

7. The movable hoisting machine of claim 1, wherein the bracket is formed by welding a steel pipe, and the sleeve and the bracket are in welded connection.

8. The movable hoisting machine of claim 1, wherein the sleeve is a circular steel pipe with an inner diameter of 60mm, and the arm bar is a load-bearing steel pipe.