Mining barrel rotary adjusting lifting device

Abstract

The utility model relates to the technical field of mining, and discloses a mining barrel rotary adjusting lifting device which comprises a machine frame, a separation disc is further fixedly installed on the machine frame, a plurality of positioning holes are formed in the separation disc, and a steel cable penetrates through the positioning holes. The limiting structure is arranged in the positioning hole and used for guiding and limiting the steel cable, the limiting structure comprises an outer sleeve and an inner sleeve, the outer sleeve is embedded in the positioning hole, the outer sleeve is provided with a cavity, the inner sleeve is fixedly arranged in the outer sleeve cavity, and the outer sleeve and the inner sleeve are made of rubber materials, so that when the steel cable vibrates and deviates, the steel cable extrudes the inner sleeve and all the supporting bodies to deform, and the steel cable is fixed to the supporting bodies; the steel cable is buffered, the steel cable is protected, vibration of the steel cable is restrained, lifting stability is guaranteed, the service life of the steel cable and the service life of the separation disc are longer, the guide rollers are arranged, radial sliding friction exists between the guide rollers and the steel cable, movement of the steel cable cannot be interfered, and supporting force perpendicular to the radial direction of the guide rollers is used for guaranteeing that the steel cable cannot shake.

Description

TECHNICAL FIELD

[0001] The utility model relates to mining technical field especially relates to a mining bucket rotation and lifting device. BACKGROUND

[0002] The mining bucket rotation and lifting device in the prior art cannot separate the rope for lifting the mining bucket during use in the process of mining.

[0003] The prior art discloses a mining bucket rotation and lifting device for vertical shaft mining (publication number: CN113788391A), which comprises a winding wheel, a lifting rope, a mining bucket and a limiting rotation and adjustment mechanism.

[0004] In the prior art, the steel cable is limited by the separation disc, but in actual use, as the winch winds and unwinds the steel cable, the mining bucket will deviate and vibrate during vertical movement, and the steel cable and the separation disc are in hard contact, so that the steel cable will wear the separation disc due to deviation during repeated winding and unwinding, which greatly shortens the service life of the separation disc and the steel cable.

[0005] Therefore, we propose a mining bucket rotation and lifting device. UTILITY MODEL CONTENTS

[0006] The utility model mainly solves the technical problems in the prior art and provides a mining bucket rotation and lifting device.

[0007] To achieve the above purpose, the utility model adopts the following technical scheme, a mining bucket rotation and lifting device, comprising:

[0008] A rack is fixedly installed with a winch, the winch is wound with a steel cable, and the rack is also fixedly installed with a separation disc, the separation disc is provided with a plurality of positioning holes, and the steel cable passes through the positioning holes;

[0009] A limiting structure is arranged in the positioning hole for guiding and limiting the steel cable, the limiting structure comprises an outer sleeve and an inner sleeve, the outer sleeve is embedded in the positioning hole, the outer sleeve has a cavity, and the inner sleeve is fixedly arranged in the outer sleeve cavity;

[0010] A guide structure is arranged in the inner sleeve cavity for supporting the steel cable, the guide structure comprises a sleeve and a guide roller, the sleeve is fixedly installed in the inner sleeve cavity, a plurality of guide rollers are arranged in the sleeve cavity in a spiral shape, and the plurality of guide rollers jointly form a guide channel, and the steel cable passes through the guide channel.

[0011] As a preferred mode of the utility model, the limiting structure further comprises a supporting body and a anti-dropping groove, the outer wall of the inner sleeve is fixedly provided with a plurality of supporting bodies, the supporting bodies are fixedly connected with the outer sleeve, the both ends of the outer sleeve are provided with the anti-dropping grooves, and the anti-dropping grooves are provided with snap springs.

[0012] As a preferred mode of the utility model, the outer sleeve and the inner sleeve are both cylindrical structures, the outer diameter of the inner sleeve is smaller than the inner diameter of the outer sleeve, and a buffer channel is formed between the inner wall of the outer sleeve and the outer wall of the inner sleeve.

[0013] As a preferred mode of the utility model, the supporting body is integrally formed with the inner sleeve, the supporting body forms a rectangular columnar structure, and the supporting body is located in the buffer channel.

[0014] As a preferred mode of the utility model, the upper end and the lower end of the outer sleeve are both provided with an integrally formed annular flange, and the anti-dropping groove is formed in the circumferential surface of the annular flange.

[0015] As a preferred mode of the utility model, the outer circumferential surface of the outer sleeve is provided with a cutting groove, and the cutting groove penetrates the inner sleeve.

[0016] As a preferred mode of the utility model, the guide structure further comprises an end plate, a positioning shaft and a shaft hole, the both ends of the guide roller are fixedly provided with the same positioning shaft, the end plate is provided with the shaft hole at the end portion, the end plate is locked with the sleeve through bolts, and the positioning shaft is rotatably arranged in the shaft hole.

[0017] As a preferred mode of the utility model, the end plate forms an annular plate structure, the end plate is provided with a circular hole, the end portion of the sleeve is provided with a threaded hole, the bolt is connected with the threaded hole of the sleeve through the circular hole, the shaft hole is used in cooperation with the positioning shaft, the end plate is annular, the sleeve is a circular tube, and the outer diameter of the shaft hole is greater than the diameter of the sleeve.

[0018] Beneficial effects

[0019] The utility model provides a kind of mining bucket rotation and adjusts lifting device.There is following beneficial effect:

[0020] 1.The mining bucket rotation and adjusts lifting device sets up the outer sleeve and the inner sleeve of rubber material, when the steel cable vibrates and deviates, the inner sleeve and each supporting body are deformed by being extruded by the steel cable, to buffer the steel cable, realize the protection and the inhibition of steel cable vibration, guarantee the stability of lifting, and the service life of the steel cable and the separator disc will be longer.

[0021] 2.The mining bucket rotation and adjusts lifting device is provided with cutting groove on the outer wall surface of the outer sleeve, so that the outer sleeve and the inner sleeve have opening, the steel cable is convenient to enter the inner sleeve through cutting groove, the outer sleeve and the inner sleeve of rubber material are deformed and damaged with the extrusion of the steel cable, the opening is designed in cooperation with the snap spring in anti-dropping groove, the outer sleeve and the inner sleeve can be conveniently replaced, and the later maintenance is facilitated.

[0022] 3. The mining bucket rotary lifting device, by setting multiple guide rollers, the guide rollers are cylindrical structures, the guide rollers are equal in length to the sleeve, the multiple guide rollers are arranged obliquely, the guide rollers extend from one end of the sleeve to the other end, the steel cable can squeeze and push the oblique guide rollers to rotate during displacement, the cylindrical guide rollers can also provide radial support, so that the steel cable maintains stable movement, there is both radial sliding friction between the guide rollers and the steel cable, which does not interfere with the movement of the steel cable, and there is also a support force perpendicular to the radial direction of the guide rollers to prevent the steel cable from shaking.

[0023] 4. The mining bucket rotary lifting device, by limiting the two ends of the guide rollers through two detachable end plates, the end plates are locked and fixed with the sleeve through screws, the positioning shaft is cylindrical, and the shaft hole is a circular hole, so that each guide roller can maintain stable rotation and is not easy to deviate, and the stress is uniform

[0024] 5. The mining bucket rotary lifting device, by limiting the two ends of the guide rollers through two detachable end plates, the end plate and the guide roller can be removed by loosening the screws at the end of the end plate, which is convenient for replacement and maintenance after the circumferential surface of the guide roller is worn, and facilitates later maintenance work, and the end plate extending to the circumferential surface of the sleeve can abut against the end of the inner sleeve to inhibit the radial sliding of the sleeve and the inner sleeve, thereby ensuring the stability of the sleeve in the inner sleeve cavity.

[0025] 6. The mining bucket rotary lifting device, the sleeve is cut along the radial direction, the sleeve is formed by splicing two half pipes, and the two half pipes are locked by the two end plates, so as to realize the locking and closing of the two half pipes, during installation, the two half pipes can be first sleeved on the outside of the steel cable, then each guide roller is sequentially placed, and the end plate is fastened to complete the installation, and assembly and replacement are very convenient. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a perspective view of the separation disc of the utility model;

[0027] Figure 2 It is a whole perspective view of the utility model;

[0028] Figure 3 It is a perspective view of the limiting structure and the guide structure of the utility model;

[0029] Figure 4 It is a perspective view of the limiting structure of the utility model;

[0030] Figure 5 It is a perspective view of the guide structure of the utility model;

[0031] Figure 6 It is a schematic view of the internal structure of the sleeve;

[0032] Figure 7 It is a perspective view of the end plate.

[0033] Legend: 10, separator plate; 11, positioning hole; 20, outer sleeve; 21, inner sleeve; 22, support body; 23, anti-slip groove; 30, sleeve; 31, guide roller; 32, end plate; 33, positioning shaft; 34, shaft hole. DETAILED DESCRIPTION

[0034] A mining bucket rotary lifting device, such as Figure 1 and Figure 2 As shown, including:

[0035] The frame has a winch fixedly mounted on it, a steel cable wound around the winch, and a separator 10 fixedly mounted on the frame. The separator 10 has a plurality of positioning holes 11 formed therein, through which the steel cable passes. The mining bucket is fixedly mounted on the end of the steel cable, the steel cable is retracted and released by the winch, and the mining bucket is lifted and lowered by the steel cable. This is a well-known prior art and will not be described in detail here.

[0036] like Figure 2 、 Figure 3 and Figure 4 As shown, the limiting structure is arranged in the positioning hole 11 for guiding and limiting the steel cable, the limiting structure includes an outer sleeve 20 and an inner sleeve 21, the outer sleeve 20 is embedded in the positioning hole 11, the outer sleeve 20 has a cavity, and the inner sleeve 21 is fixedly arranged in the cavity of the outer sleeve 20, the limiting structure also includes a support body 22 and a non-slip groove 23, a plurality of support bodies 22 are fixedly arranged on the outer wall of the inner sleeve 21, the support body 22 is fixedly connected to the outer sleeve 20, both ends of the outer sleeve 20 are provided with non-slip grooves 23, and a retaining spring is provided in the non-slip groove 23. The outer sleeve 20 and the inner sleeve 21 are both cylindrical structures, the outer diameter of the inner sleeve 21 is smaller than the inner diameter of the outer sleeve 20, and a buffer channel is formed between the inner wall of the outer sleeve 20 and the outer wall of the inner sleeve 21, the support body 22 and the inner sleeve 21 are integrally formed, the support body 22 forms a rectangular columnar structure, the support body 22 is located in the buffer channel, the upper and lower ends of the outer sleeve 20 are provided with an integrally formed annular rib, and the non-slip groove 23 is provided on the circumferential surface of the annular rib;

[0037] In this solution, in order to form elastic contact between the steel cable and the separation plate 10, an outer sleeve 20 and an inner sleeve 21 made of rubber material are provided. When the steel cable vibrates and deviates, the steel cable squeezes the inner sleeve 21 and each support body 22 to deform, thereby buffering the steel cable, thereby protecting the steel cable and suppressing the vibration of the steel cable, thereby ensuring the stability of lifting.

[0038] like Figure 4As shown, the outer circumferential surface of the outer sleeve 20 is provided with a cutting groove, the cutting groove penetrates the inner sleeve 21, by providing the cutting groove on the outer wall surface of the outer sleeve 20, so that the outer sleeve 20 and the inner sleeve 21 have an opening, which facilitates the steel cable to pass through the cutting groove and enter the inner sleeve 21, the outer sleeve 20 and the inner sleeve 21 made of rubber material will be deformed and damaged under the extrusion of the steel cable, the design of the opening cooperates with the snap spring in the anti-dropping groove 23, which can conveniently replace the outer sleeve 20 and the inner sleeve 21, and is convenient for later maintenance.

[0039] As shown in Figure 5 and Figure 6 The guide structure is provided in the cavity of the inner sleeve 21 for supporting the steel cable, the guide structure includes a sleeve 30 and a guide roller 31, the sleeve 30 is fixedly installed in the cavity of the inner sleeve 21, a plurality of guide rollers 31 are provided in the cavity of the sleeve 30 in a spiral shape, the plurality of guide rollers 31 jointly enclose a guide channel, the steel cable passes through the guide channel, in the present scheme, a plurality of guide rollers 31 are provided, the guide roller 31 is a cylindrical structure, the guide roller 31 is equal in length to the sleeve 30, the plurality of guide rollers 31 are arranged in an inclined manner, the guide roller 31 extends from one end of the sleeve 30 to the other end, the steel cable can extrude and push the inclined guide roller 31 to rotate during displacement, and the cylindrical guide roller 31 can also provide radial support, so that the steel cable moves stably, the guide roller 31 and the steel cable have both radial sliding friction and radial support force perpendicular to the guide roller 31, which do not interfere with the movement of the steel cable and can prevent the steel cable from shaking.

[0040] As shown in Figure 6 and Figure 7 The guide structure further includes an end plate 32, a positioning shaft 33 and a shaft hole 34, the two ends of the guide roller 31 are fixedly provided with the same positioning shaft 33, the end plate 32 is provided with the shaft hole 34 at the end, the end plate 32 is locked with the sleeve 30 by bolts, the positioning shaft 33 is rotatably arranged in the shaft hole 34, the end plate 32 forms an annular plate structure, the end plate 32 is provided with a circular hole, the end of the sleeve 30 is provided with a threaded hole, the bolt passes through the circular hole and is connected with the threaded hole of the sleeve 30, the shaft hole 34 and the positioning shaft 33 are used in cooperation, the end plate 32 is annular, the sleeve 30 is a circular tube, the outer diameter of the shaft hole 34 is greater than the diameter of the sleeve 30;

[0041] In the present scheme, as a supplement to the above scheme, the two ends of the guide roller 31 are limited by two detachable end plates 32, the end plate 32 is locked and fixed with the sleeve 30 by screws, the positioning shaft 33 is cylindrical, and the shaft hole 34 is a circular hole, so that each guide roller 31 can rotate stably and is not easy to deviate, and the stress is uniform.

[0042] The two end plates 32 are detachable, and the two ends of the guide roller 31 are limited by the two end plates 32; the end plate 32 and the guide roller 31 can be removed by loosening the screws at the end of the end plate 32, so that the guide roller 31 can be replaced and maintained conveniently after the circumferential surface of the guide roller 31 is worn, and the end plate 32 extending to the circumferential surface of the sleeve 30 can abut against the end of the inner sleeve 21, so that the sleeve 30 and the inner sleeve 21 are prevented from sliding in the radial direction, and the stability of the sleeve 30 in the cavity of the inner sleeve 21 is ensured.

[0043] It should be noted that the steel cable needs to pass through the sleeve 30, and in order to facilitate the removal of the sleeve 30, the sleeve 30 can be split along the radial direction, the sleeve 30 is formed by two half pipes, and the two half pipes are locked by the two end plates 32, so that the two half pipes are locked and closed, the two half pipes can be sleeved on the outside of the steel cable, and then the guide rollers 31 are sequentially placed, and the end plate 32 is fastened, so that the installation is completed, and the assembly and replacement are very convenient.

[0044] The working principle of the utility model is as follows: the outer sleeve 20 and the inner sleeve 21 are extruded into the positioning hole 11, the snap spring is clamped into the anti-removal groove, the outer sleeve 20 is fixed, the sleeve 30 is split along the radial direction, the sleeve 30 is formed by two half pipes, the two half pipes are locked by the two end plates 32, so that the two half pipes are locked and closed, the two half pipes can be sleeved on the outside of the steel cable, then the guide rollers 31 are sequentially placed, the positioning shaft 33 is inserted into the shaft hole 34 of the end plate 32, the end plate 32 is locked with the sleeve 30 by using the screws, the two end plates 32 are respectively located at the two ends of the inner sleeve 21, the installation and fixation of the whole device are realized, the steel cable is retracted and extended by the winch, the steel cable contacts the guide roller 31, the inclined guide roller 31 is pushed by the steel cable, when the steel cable vibrates and deviates, the inner sleeve 21 and the support bodies 22 are deformed by the extrusion of the steel cable, so that the support and limitation of the steel cable are ensured.

[0045] The basic principle and main features of the utility model and the 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 are only to illustrate the principle of the utility model, and various changes and improvements can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A mining bucket rotary lifting device, characterized in that: include: A frame, a winch is fixedly mounted on the frame, a steel cable is wound around the winch, and a separation plate (10) is also fixedly mounted on the frame, wherein the separation plate (10) is provided with a plurality of positioning holes (11), and the steel cables pass through the positioning holes (11); A limiting structure is arranged in the positioning hole (11) for guiding and limiting the steel cable, the limiting structure comprising an outer sleeve (20) and an inner sleeve (21), the outer sleeve (20) is embedded in the positioning hole (11), the outer sleeve (20) has a cavity, and the inner sleeve (21) is fixedly arranged in the cavity of the outer sleeve (20); A guide structure is arranged in the cavity of the inner sleeve (21) for supporting the steel cable. The guide structure includes a sleeve (30) and a guide roller (31). The sleeve (30) is fixedly installed in the cavity of the inner sleeve (21). A plurality of guide rollers (31) are spirally arranged in the cavity of the sleeve (30). The plurality of guide rollers (31) together form a guide channel, and the steel cable passes through the guide channel.

2. The mining bucket rotary lifting device according to claim 1, characterized in that: The limiting structure also includes a support body (22) and a stop groove (23). The outer wall of the inner sleeve (21) is fixedly provided with a plurality of support bodies (22). The support bodies (22) are fixedly connected to the outer sleeve (20). The outer sleeve (20) has stop grooves (23) at both ends, and a retaining spring is provided in the stop groove (23).

3. The mining bucket rotary lifting device according to claim 1, characterized in that: The outer sleeve (20) and the inner sleeve (21) are both cylindrical structures. The outer diameter of the inner sleeve (21) is smaller than the inner diameter of the outer sleeve (20). A buffer channel is formed between the inner wall of the outer sleeve (20) and the outer wall of the inner sleeve (21).

4. The mining bucket rotary lifting device according to claim 2, characterized in that: The support body (22) and the inner sleeve (21) are integrally formed, and the support body (22) forms a rectangular columnar structure. The support body (22) is located in the buffer channel.

5. The mining bucket rotary lifting device according to claim 2, characterized in that: The upper end and the lower end of the outer sleeve (20) are both provided with an integrally formed annular rib, and the anti-slip groove (23) is provided on the circumferential surface of the annular rib.

6. The mining bucket rotary lifting device according to claim 1, characterized in that: The outer circumferential surface of the outer sleeve (20) is provided with a cutting groove, which passes through the inner sleeve (21).

7. The mining bucket rotary lifting device according to claim 1, characterized in that: The guide structure further comprises an end plate (32), a positioning shaft (33) and an axial hole (34); the same positioning shaft (33) is fixedly provided at both ends of the guide roller (31); an axial hole (34) is provided at the end of the end plate (32); the end plate (32) is locked with the sleeve (30) by means of bolts; and the positioning shaft (33) is rotatably provided in the axial hole (34).

8. The mining bucket rotary lifting device according to claim 7, characterized in that: The end plate (32) forms an annular plate structure, the end plate (32) is provided with a circular hole, the end of the sleeve (30) is provided with a threaded hole, the bolt passes through the circular hole and is connected to the threaded hole of the sleeve (30), the shaft hole (34) and the positioning shaft (33) are used in conjunction with each other, the end plate (32) is annular, the sleeve (30) is a circular tube, and the outer diameter of the shaft hole (34) is larger than the diameter of the sleeve (30).

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