CN220094474U - Dismounting device - Google Patents
Dismounting device Download PDFInfo
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- CN220094474U CN220094474U CN202320308089.2U CN202320308089U CN220094474U CN 220094474 U CN220094474 U CN 220094474U CN 202320308089 U CN202320308089 U CN 202320308089U CN 220094474 U CN220094474 U CN 220094474U
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- threaded rod
- connecting pin
- cylinder
- threaded
- dismounting device
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 239000003245 coal Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 9
- 238000005065 mining Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a dismounting device, which comprises a cylinder, a threaded rod and a driving part, wherein the threaded rod is arranged on the cylinder; the first end of the cylinder is provided with an end cover, and the second end of the cylinder is in an opening shape; the end cover is provided with a first threaded hole; the threaded rod is arranged in the first threaded hole in a penetrating way, and the second end of the threaded rod is connected with the connecting pin on the mounting frame; the driving part is provided with a second threaded hole, and is sleeved on the threaded rod through the second threaded hole; the driving part is positioned at the outer side of the cylinder body; the second end of the cylinder body is abutted with the mounting frame, the driving part is abutted with the end cover, the driving part is screwed to enable the threaded rod to move along the direction from the second end to the first end of the threaded rod, and the connecting pin is driven to be gradually far away from the mounting frame so as to be detached from the mounting frame. The dismounting device solves the problem that in the prior art, the connecting pin on the hydraulic support jack of the fully-mechanized caving face of the coal mine is inconvenient to dismount.
Description
Technical Field
The utility model relates to the technical field of mechanical tools, in particular to a dismounting device.
Background
The hydraulic support jacks of the fully-mechanized caving face of the coal mine are high in replacement frequency, particularly tail beam jacks and tail insertion jacks, and in general, a plurality of operators are required to be combined, and a connecting pin is knocked out by using a free hammer or a hammer; when the bracket is pressed (namely the top plate is pressed, the bracket cannot move) and is hung, dragged and detached.
Because the hydraulic support and the working space behind the hydraulic support are narrow, the jack weight is large, the hydraulic support works in a limited space, the personnel work is limited, and the working efficiency is extremely low; it can be seen that the problem of greater difficulty and longer time consumption in removing the connecting pins on the hydraulic support exists. And the operation behind the frame has the potential safety hazard of suffocation, and longer operation time also can increase the security risk.
Disclosure of Invention
The utility model mainly aims to provide a dismounting device which solves the problem that in the prior art, a connecting pin on a hydraulic support jack of a fully mechanized caving face of a coal mine is inconvenient to dismount.
In order to achieve the above object, the present utility model provides a dismounting device comprising: the first end of the cylinder is provided with an end cover, and the second end of the cylinder is in an opening shape; the end cover is provided with a first threaded hole; the threaded rod is arranged in the first threaded hole in a penetrating way, and the second end of the threaded rod is connected with the connecting pin on the mounting frame; the driving part is provided with a second threaded hole, and is sleeved on the threaded rod through the second threaded hole; the driving part is positioned at the outer side of the cylinder body; the second end of the cylinder body is abutted with the mounting frame, the driving part is abutted with the end cover, the driving part is screwed to enable the threaded rod to move along the direction from the second end to the first end of the threaded rod, and the connecting pin is driven to be gradually far away from the mounting frame so as to be detached from the mounting frame.
Further, the connecting pin is provided with a third threaded hole, and the second end of the threaded rod is arranged in the third threaded hole in a penetrating mode so as to be in threaded connection with the connecting pin, and then the threaded rod and the connecting pin are relatively fixed.
Further, the threaded rod comprises a first rod section and a second rod section which are mutually connected along the axial direction of the threaded rod, and the diameter of the first rod section is larger than that of the second rod section; the first pole section is worn to establish at first screw hole, and the one end of keeping away from first pole section of second pole section wears to establish at the third screw hole.
Further, the length of the first pole segment is greater than the length of the second pole segment.
Further, the connecting pin is provided with a clamping groove, the second end of the threaded rod is provided with a clamping part, and at least part of the clamping part is arranged in the clamping groove, so that the threaded rod and the connecting pin are relatively fixed.
Further, a plurality of clamping grooves are formed in the connecting pin, a plurality of clamping parts are arranged at the second end of the threaded rod, and the clamping parts are arranged in one-to-one correspondence with the clamping grooves, so that at least part of each clamping part is arranged in the corresponding clamping groove.
Further, the driving part is a nut.
Further, a handle is arranged on the outer wall of the cylinder body.
Further, the cylinder body is a galvanized steel pipe.
Further, the end cover and the cylinder are welded.
By applying the technical scheme of the utility model, the dismounting device comprises a cylinder body, a threaded rod and a driving part; the two ends of the cylinder body are respectively a first end and a second end, the first end of the cylinder body is provided with an end cover, and the second end of the cylinder body is in an opening shape; the end cover is provided with a first threaded hole; the threaded rod is arranged in the first threaded hole in a penetrating way so as to be in threaded connection with the end cover; the two ends of the threaded rod are respectively a first end and a second end, the first end of the threaded rod is positioned at the outer side of the cylinder body, and the second end of the threaded rod is used for being connected with the connecting pin on the mounting frame; the driving part is provided with a second threaded hole, and is sleeved on the threaded rod through the second threaded hole so as to be in threaded connection with the threaded rod; the driving part is positioned at the outer side of the cylinder body.
In the implementation process, the second end of the threaded rod is connected with the connecting pin on the mounting frame, the second end of the cylinder body is abutted with the mounting frame, and the driving part is abutted with the end cover; the threaded rod is in threaded connection with the end cover, and the driving part is in threaded connection with the threaded rod; so that the threaded rod moves along the direction from the second end to the first end of the threaded rod by screwing the driving part; when the second end of the threaded rod is connected with the connecting pin, the threaded rod and the connecting pin are relatively fixed; when the threaded rod moves along the direction from the second end to the first end of the threaded rod, the threaded rod drives the connecting pin to move so that the connecting pin is gradually far away from the mounting frame, and therefore the connecting pin is detached from the mounting frame; when the driving part is screwed, the driving part is kept in abutting connection with the end cover, and the second end of the cylinder body is kept in abutting connection with the mounting frame; the second end of the barrel is oriented toward the first end in the same direction as the second end of the threaded rod is oriented toward the first end.
The dismounting device provided by the utility model has the advantages that the operation of dismounting the connecting pin from the mounting frame is simpler and more convenient, the operation efficiency of dismounting the connecting pin is further improved, and the problem of inconvenience in dismounting the connecting pin on the hydraulic support jack of the fully-mechanized coal mining caving face in the prior art is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
fig. 1 shows a schematic structural view of a dismounting device according to the utility model;
fig. 2 shows a schematic view of the structure of the dismounting device according to the utility model, before the threaded rod is connected to the connecting pin;
fig. 3 shows a schematic structural view of an end cap of the dismounting device in fig. 1.
Wherein the above figures include the following reference numerals:
10. a cylinder; 11. an end cap; 111. a first threaded hole; 12. a handle; 20. a threaded rod; 21. a first pole segment; 22. a second pole segment; 30. a driving section;
200. a connecting pin; 210. and a third threaded hole.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The utility model provides a dismounting device, please refer to fig. 1 to 3, the dismounting device comprises a cylinder 10, a threaded rod 20 and a driving part 30; the two ends of the cylinder body 10 are respectively a first end and a second end, the first end of the cylinder body 10 is provided with an end cover 11, and the second end of the cylinder body 10 is in an opening shape; the end cover 11 is provided with a first threaded hole 111; the threaded rod 20 is inserted into the first threaded hole 111 to be in threaded connection with the end cover 11; the two ends of the threaded rod 20 are respectively a first end and a second end, the first end of the threaded rod 20 is positioned on the outer side of the cylinder 10, and the second end of the threaded rod 20 is used for being connected with a connecting pin 200 on the mounting frame; the driving part 30 is provided with a second threaded hole, and the driving part 30 is sleeved on the threaded rod 20 through the second threaded hole so that the driving part 30 and the threaded rod 20 are in threaded connection; the driving part 30 is located outside the cylinder 10.
In the implementation process, the second end of the threaded rod 20 is connected with the connecting pin 200 on the mounting frame, the second end of the cylinder 10 is abutted with the mounting frame, and the driving part 30 is abutted with the end cover 11; since the threaded rod 20 is screwed with the end cap 11, and the driving part 30 is screwed with the threaded rod 20; the driving part 30 is screwed to move the threaded rod 20 in a direction from the second end to the first end of the threaded rod 20; when the second end of the threaded rod 20 is connected with the connecting pin 200, the threaded rod 20 and the connecting pin 200 are relatively fixed; therefore, when the threaded rod 20 moves along the direction from the second end to the first end of the threaded rod 20, the threaded rod 20 drives the connecting pin 200 to move, so that the connecting pin 200 is gradually far away from the mounting frame, and the connecting pin 200 is detached from the mounting frame; wherein, when screwing the driving part 30, the driving part 30 is kept in contact with the end cover 11, and the second end of the cylinder 10 is kept in contact with the mounting frame; the second end to first end of barrel 10 is oriented the same as the second end to first end of threaded rod 20.
The dismounting device provided by the utility model has the advantages that the operation of dismounting the connecting pin 200 from the mounting frame is simpler and more convenient, the operation efficiency of dismounting the connecting pin 200 is further improved, and the problem of inconvenience in dismounting the connecting pin on the hydraulic support jack of the fully-mechanized coal mining caving face in the prior art is solved. In addition, by using the dismounting device disclosed by the utility model, the operation personnel and the operation time can be reduced, so that the safety risk is reduced.
For knocking type pin removing tools such as a free hammer in the prior art, the knocking force of each hammer is difficult to accurately control, so that the pin removing precision is uncontrollable, and in the state that the mounting frame is pressed down, the moment that the connecting pin is taken out can cause pressure moment transfer, so that the mounting frame shakes, the structure is misplaced, and the mounting of the connecting pin is difficult. The distance moved by the connecting pin 200 is fixed and definite when the driving part 30 of the dismounting device is screwed for each turn, namely the progress of dismounting the connecting pin 200 is relatively controllable, and the dismounting process of the connecting pin 200 is safer, more stable and orderly.
The dismounting device is simple in structure and convenient to carry.
Optionally, the mounting frame is a hydraulic support jack of a fully-mechanized caving face of the coal mine.
In the specific implementation process, the connection pin 200 can be removed by matching with tools such as a wrench, namely, the driving part 30 is screwed by the wrench, so that the working efficiency is further improved, the working time is shortened, the labor intensity of operators is further reduced, and the working safety coefficient is improved.
Specifically, welding is performed between the end cover 11 and the cylinder 10; alternatively, the end cap 11 and the cylinder 10 are integrally formed.
In the present embodiment, the first connection manner of the threaded rod 20 and the connection pin 200 is: the connecting pin 200 is provided with a third threaded hole 210, and the second end of the threaded rod 20 is inserted into the third threaded hole 210 to be in threaded connection with the connecting pin 200, so that the threaded rod 20 and the connecting pin 200 are relatively fixed.
Specifically, the threaded rod 20 comprises a first rod section 21 and a second rod section 22 connected to each other along the axial direction thereof, the diameter of the first rod section 21 being greater than the diameter of the second rod section 22; the first rod section 21 is penetrated into the first threaded hole 111, and one end, far away from the first rod section 21, of the second rod section 22 is penetrated into the third threaded hole 210; wherein the end of the first rod segment 21 remote from the second rod segment 22 is a first end of the threaded rod 20, and the end of the second rod segment 22 remote from the first rod segment 21 is a second end of the threaded rod 20.
In particular, the length of the first pole segment 21 is greater than the length of the second pole segment 22. For example, for a tail boom jack, the length of the first pole section 21 is selected to have a value in the range of 0.4m to 0.5m.
Alternatively, the first pole segment 21 is machined from a screw-threaded steel.
Optionally, a weld is made between the first 21 and second 22 pole segments.
In the present embodiment, the second connection manner of the threaded rod 20 and the connection pin 200 is: the connecting pin 200 is provided with a clamping groove, the second end of the threaded rod 20 is provided with a clamping part, and at least part of the clamping part is arranged in the clamping groove of the connecting pin 200, so that the threaded rod 20 and the connecting pin 200 are relatively fixed.
Specifically, the connecting pin 200 is provided with a plurality of clamping grooves, the second end of the threaded rod 20 is provided with a plurality of clamping parts, and the clamping parts are arranged in a one-to-one correspondence with the clamping grooves, so that at least part of each clamping part is arranged in the corresponding clamping groove.
In this embodiment, the driving portion 30 is a nut. For example, the driving portion 30 is an equal-strength nut.
In the present embodiment, a handle 12 is provided on the outer wall of the cylinder 10 to support and stabilize the cylinder 10 by grasping the handle 12.
In this embodiment, the cylinder 10 is a galvanized steel pipe.
In practice, the length of the cylinder 10 may be determined according to the length of the connection pin 200 and/or the size of the attaching/detaching work space of the connection pin 200. For example, for a tail boom jack, the length of the cylinder 10 is selected to have a value ranging from 0.25m to 0.3m.
From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects:
in the dismounting device provided by the utility model, the dismounting device comprises a cylinder 10, a threaded rod 20 and a driving part 30; the two ends of the cylinder body 10 are respectively a first end and a second end, the first end of the cylinder body 10 is provided with an end cover 11, and the second end of the cylinder body 10 is in an opening shape; the end cover 11 is provided with a first threaded hole 111; the threaded rod 20 is inserted into the first threaded hole 111 to be in threaded connection with the end cover 11; the two ends of the threaded rod 20 are respectively a first end and a second end, the first end of the threaded rod 20 is positioned on the outer side of the cylinder 10, and the second end of the threaded rod 20 is used for being connected with a connecting pin 200 on the mounting frame; the driving part 30 is provided with a second threaded hole, and the driving part 30 is sleeved on the threaded rod 20 through the second threaded hole so that the driving part 30 and the threaded rod 20 are in threaded connection; the driving part 30 is located outside the cylinder 10.
In the implementation process, the second end of the threaded rod 20 is connected with the connecting pin 200 on the mounting frame, the second end of the cylinder 10 is abutted with the mounting frame, and the driving part 30 is abutted with the end cover 11; since the threaded rod 20 is screwed with the end cap 11, and the driving part 30 is screwed with the threaded rod 20; the driving part 30 is screwed to move the threaded rod 20 in a direction from the second end to the first end of the threaded rod 20; when the second end of the threaded rod 20 is connected with the connecting pin 200, the threaded rod 20 and the connecting pin 200 are relatively fixed; therefore, when the threaded rod 20 moves along the direction from the second end to the first end of the threaded rod 20, the threaded rod 20 drives the connecting pin 200 to move, so that the connecting pin 200 is gradually far away from the mounting frame, and the connecting pin 200 is detached from the mounting frame; wherein, when screwing the driving part 30, the driving part 30 is kept in contact with the end cover 11, and the second end of the cylinder 10 is kept in contact with the mounting frame; the second end to first end of barrel 10 is oriented the same as the second end to first end of threaded rod 20.
The dismounting device provided by the utility model has the advantages that the operation of dismounting the connecting pin 200 from the mounting frame is simpler and more convenient, the operation efficiency of dismounting the connecting pin 200 is further improved, and the problem of inconvenience in dismounting the connecting pin on the hydraulic support jack of the fully-mechanized coal mining caving face in the prior art is solved.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be capable of being practiced otherwise than as specifically illustrated and described. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. A dismounting device, comprising:
a cylinder (10), wherein a first end of the cylinder (10) is provided with an end cover (11), and a second end of the cylinder (10) is in an opening shape; the end cover (11) is provided with a first threaded hole (111);
the threaded rod (20) is arranged in the first threaded hole (111) in a penetrating mode, and the second end of the threaded rod (20) is used for being connected with a connecting pin (200) on the mounting frame;
a driving part (30), wherein the driving part (30) is provided with a second threaded hole, and the driving part (30) is sleeved on the threaded rod (20) through the second threaded hole; the driving part (30) is positioned outside the cylinder (10);
wherein, through making the second end of barrel (10) with the mounting bracket butt, and make drive portion (30) with end cover (11) butt, and through screwing drive portion (30) so that threaded rod (20) follow from the second end of threaded rod (20) to the direction of first end, and then drive connecting pin (200) are kept away from gradually the mounting bracket, in order to follow on the mounting bracket is detached.
2. Dismounting device according to claim 1, characterized in that the connecting pin (200) is provided with a third threaded hole (210), and the second end of the threaded rod (20) is arranged in the third threaded hole (210) in a penetrating manner so as to be in threaded connection with the connecting pin (200), so that the threaded rod (20) and the connecting pin (200) are relatively fixed.
3. Dismounting device according to claim 2, characterized in that the threaded rod (20) comprises a first rod section (21) and a second rod section (22) connected to each other in its axial direction, the diameter of the first rod section (21) being larger than the diameter of the second rod section (22); the first rod section (21) is arranged in the first threaded hole (111) in a penetrating mode, and one end, far away from the first rod section (21), of the second rod section (22) is arranged in the third threaded hole (210) in a penetrating mode.
4. A dismounting device according to claim 3, characterized in that the length of the first pole segment (21) is greater than the length of the second pole segment (22).
5. Dismounting device according to claim 1, characterized in that the connecting pin (200) is provided with a clamping groove, the second end of the threaded rod (20) is provided with a clamping part, and at least part of the clamping part is arranged in the clamping groove, so that the threaded rod (20) and the connecting pin (200) are relatively fixed.
6. The dismounting device as claimed in claim 5, characterized in that a plurality of the clamping grooves are provided on the connecting pin (200), a plurality of the clamping portions are provided at the second end of the threaded rod (20), and the clamping portions are provided in one-to-one correspondence with the clamping grooves, so that at least part of each clamping portion is provided in the corresponding clamping groove.
7. Dismounting device according to claim 1, characterized in that the drive part (30) is a screw cap.
8. Dismounting device according to claim 1, characterized in that a handle (12) is provided on the outer wall of the cylinder (10).
9. Dismounting device according to claim 1, characterized in that the cylinder (10) is a galvanized steel pipe.
10. Dismounting device according to claim 1, characterized in that the end cap (11) is welded to the cylinder (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320308089.2U CN220094474U (en) | 2023-02-23 | 2023-02-23 | Dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320308089.2U CN220094474U (en) | 2023-02-23 | 2023-02-23 | Dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220094474U true CN220094474U (en) | 2023-11-28 |
Family
ID=88847482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320308089.2U Active CN220094474U (en) | 2023-02-23 | 2023-02-23 | Dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220094474U (en) |
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2023
- 2023-02-23 CN CN202320308089.2U patent/CN220094474U/en active Active
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