CN220410567U - Anti-drop bolt for mine car - Google Patents
Anti-drop bolt for mine car Download PDFInfo
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- CN220410567U CN220410567U CN202321569577.5U CN202321569577U CN220410567U CN 220410567 U CN220410567 U CN 220410567U CN 202321569577 U CN202321569577 U CN 202321569577U CN 220410567 U CN220410567 U CN 220410567U
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- adjustment
- guide pillar
- wedge
- connecting piece
- anticreep
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- 125000006850 spacer group Chemical group 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses an anti-drop bolt of a mine car, and relates to the technical field of bolt equipment of mine cars. The anti-drop device comprises a first connecting piece and a second connecting piece, wherein a positioning guide post is arranged in a bolt hole on the first connecting piece and a bolt hole on the second connecting piece, a notch is formed in the periphery of the bottom side surface of the positioning guide post, an anti-drop block is arranged in the notch, a connection adjusting guide post is arranged in the positioning guide post, an adjusting wedge block is arranged at the bottom of the connection adjusting guide post, a sliding groove of the anti-drop block is matched with a sliding groove in the wedge block of the adjusting wedge block, the adjusting wedge block drives the anti-drop block to extend out of the positioning guide post through the sliding groove, the surface of the anti-drop block protrudes out of the circumferential surface of the positioning guide post, the upper surface of the anti-drop block is in contact with the outer surface of the first connecting piece, an anti-drop form is formed, the structure is simple, and the device is easy to realize.
Description
Technical Field
The utility model relates to the technical field of mine car bolt equipment, in particular to an anti-falling type bolt of a mine car.
Background
The mine car bolt is an indispensable component for train transportation of mine transportation vehicles, the bolt is used for assembling each section of transportation vehicles into a train through a hole groove and a chain ring on the transportation vehicles, and is pulled by a locomotive or a lifting winch to run on a track, so that the bolt and a lock ring group on the vehicles are integrated in order to prevent the bolt from being separated in use, and a locking device is jointly formed, thereby ensuring the safety of the train in running and avoiding accidents caused by the bolt separation.
The existing mine car bolt anti-derailing device adopts a sliding groove type fixing method when the bolt is subjected to anti-derailing treatment, has poor stability and higher potential safety hazard, adopts a chain type connecting and fixing method when the bolt is fixed with a mounting structure, is unstable in connection, is easy to derail, is troublesome when the bolt is mounted and taken out, and is not suitable for popularization.
Disclosure of Invention
The utility model aims to provide an anti-drop bolt for a mine car, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the anti-drop bolt for the mine car comprises a first connecting piece and a second connecting piece, and is characterized in that bolt holes are formed in the first connecting piece and the second connecting piece, positioning guide posts are arranged in the bolt holes in the first connecting piece and the second connecting piece, an adjusting linear bearing is arranged in the positioning guide posts and used for connecting the adjusting guide posts, an adjusting wedge block is arranged at the bottom of the adjusting guide posts and is a circumferentially distributed wedge block, sliding grooves are formed in the wedge block of the adjusting wedge block, inclination angles are formed in the sliding grooves in the adjusting wedge block, notches are formed in the periphery of the side face of the bottom of the positioning guide posts, the notches of the bottom of the positioning guide posts are uniformly distributed along the circumference, anti-drop blocks are arranged in the notches of the bottom of the positioning guide posts and are arranged in the notches of the bottom of the positioning guide posts in a uniformly distributed manner, one surface of each anti-drop block is inclined, the sliding grooves are arranged in the anti-falling blocks, the inclined surfaces of the anti-falling blocks are the same as the angles of the sliding grooves, the sliding grooves of the anti-falling blocks are mutually matched with the sliding grooves in the wedge blocks of the adjusting wedge blocks, the extending and retracting of the anti-falling blocks are adjusted through the contact between the adjusting wedge blocks and the inclined surfaces of the anti-falling blocks, the adjusting guide posts are pulled upwards, the sliding grooves of the anti-falling blocks are mutually matched with the sliding grooves in the wedge blocks of the adjusting wedge blocks, the adjusting wedge blocks mutually drive the anti-falling blocks to retract towards the inner parts of the positioning guide posts through the sliding grooves, the positioning guide posts are conveniently placed in the pin holes of the first connecting piece and the second connecting piece at the moment, the adjusting guide posts are downwards compressed, the sliding grooves of the anti-falling blocks are mutually matched with the sliding grooves in the wedge blocks of the adjusting wedge blocks, the adjusting wedge blocks mutually drive the anti-falling blocks to extend towards the outer parts of the positioning guide posts through the sliding grooves, the surfaces of the anti-falling blocks protrude out of the circumferential surfaces of the positioning guide posts, the upper surface of the anti-falling block is contacted with the outer surface of the first connecting piece to form an anti-falling form.
As a further scheme of the utility model: the bolt holes on the first connecting piece and the second connecting piece are positioned at coaxial positions.
As still further aspects of the utility model: the adjusting linear bearings are distributed up and down, and supporting bearing spacers are arranged between the adjusting linear bearings.
As still further aspects of the utility model: the upper part of the adjusting guide post is provided with threads, a lock nut is arranged on the threaded section of the adjusting guide post, the lock nut fixes the adjusting guide post on the end face of the positioning guide post, and a hook is arranged at the top end of the adjusting guide post.
As still further aspects of the utility model: the guide block is installed on the bottom surface of the positioning guide post, an inclined surface is arranged on the end surface of the guide block, a round corner is formed in the end surface of the guide block, and the inclined surface and the round corner arranged on the end surface of the guide block serve as the guide of the positioning guide post which is placed in the bolt holes of the first connecting piece and the second connecting piece, so that the positioning guide post is convenient to insert.
Compared with the prior art, the utility model has the following beneficial effects:
1. the adjusting wedge blocks are circumferentially distributed wedge blocks, sliding grooves are formed in the wedge blocks of the adjusting wedge blocks, and inclined angles are formed in the sliding grooves in the adjusting wedge blocks;
2. the anti-falling block is arranged to incline at one surface, a sliding groove is arranged in the anti-falling block, the inclined surface of the anti-falling block has the same angle with the sliding groove, the sliding groove of the anti-falling block is matched with the sliding groove in the wedge-shaped block of the adjusting wedge-shaped block, and the extension and retraction of the anti-falling block are adjusted through the contact between the adjusting wedge-shaped block and the inclined surface of the anti-falling block;
3. the adjusting wedge blocks are matched with each other through the sliding grooves to drive the anti-falling blocks to extend out of the positioning guide posts, the surfaces of the anti-falling blocks protrude out of the circumferential surfaces of the positioning guide posts, the upper surfaces of the anti-falling blocks are in contact with the outer surfaces of the first connecting pieces, an anti-falling mode is formed, structural linkage is strong, and operation is simple and convenient.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a three-dimensional structure in front view in the practice of the present utility model.
Fig. 2 is a schematic diagram of a front view structure in the implementation of the present utility model.
FIG. 3 is a schematic view of a cross-sectional structure A-A in the practice of the present utility model.
FIG. 4 is a schematic view of a B-B cross-sectional structure in the practice of the present utility model.
Fig. 5 is a schematic front view of an adjusting wedge in the implementation of the present utility model.
Fig. 6 is a schematic front view of the anti-drop block in the embodiment of the present utility model.
Reference numerals annotate:
the device comprises a first connecting piece, a second connecting piece, a 3-positioning guide post, a 4-adjusting linear bearing, a 5-supporting bearing spacer, a 6-adjusting guide post, a 7-adjusting wedge block, an 8-anti-falling block, a 9-locking nut, a 10-hook and an 11-guide block.
Detailed Description
The present utility model will be described in detail below with reference to the drawings, in which like or identical parts are given the same reference numerals, and in which the shape, thickness or height of each component may be enlarged or reduced in practical use. The examples set forth herein are intended to be illustrative of the utility model and are not intended to limit the scope of the utility model. Any obvious modifications or alterations to the utility model, as would be apparent, are made without departing from the spirit and scope of the present utility model.
Referring to fig. 1-6, in an embodiment of the present utility model, an anti-disengaging latch for a mine car includes a first connecting member 1 and a second connecting member 2, wherein the first connecting member 1 and the second connecting member 2 are provided with latch holes, the latch holes on the first connecting member 1 and the second connecting member 2 are located at coaxial positions, positioning guide posts 3 are installed in the latch holes on the first connecting member 1 and the second connecting member 2, an adjusting linear bearing 4 is installed in the positioning guide posts 3, the adjusting linear bearing 4 is vertically distributed, supporting bearing spacers 5 are installed at positions between the adjusting linear bearings 4, the adjusting linear bearing 4 is used for connecting an adjusting guide post 6, an adjusting wedge block 7 is installed at the bottom of the adjusting guide post 6, the adjusting wedge block 7 is a circumferentially distributed wedge block, a chute is provided in the wedge block of the adjusting wedge block 7, the sliding groove in the adjusting wedge block 7 is provided with an inclination angle, the periphery of the side surface of the bottom of the positioning guide column 3 is provided with a notch, the notch at the bottom of the positioning guide column 3 is uniformly distributed along the circumference, the notch at the bottom of the positioning guide column 3 is internally provided with an anti-drop block 8, the anti-drop block 8 is uniformly distributed in the notch at the bottom of the positioning guide column 3, the anti-drop block 8 is provided with an inclination surface, the sliding groove in the anti-drop block 8 is provided with a sliding groove, the inclined surface of the anti-drop block 8 is the same as the angle of the sliding groove, the sliding groove in the wedge block of the adjusting wedge block 7 is mutually matched with the sliding groove in the wedge block of the adjusting wedge block 7, the extension and retraction of the anti-drop block 8 are adjusted, the upper part of the adjusting guide column 6 is provided with threads, a locking nut 9 is arranged on the thread section of the adjusting guide column 6, the locking nut 9 fixes the adjusting guide column 6 on the end surface of the positioning guide column 3, the guide block 11 is installed at the top end of the adjusting guide post 6, the guide block 11 is installed on the bottom surface of the positioning guide post 3, the inclined surface and the round angle are formed in the end surface of the guide block 11 and are used as the guide of the bolt holes of the positioning guide post 3 on the first connecting piece 1 and the second connecting piece 2, the positioning guide post 3 is convenient to insert, the adjusting guide post 6 is pulled upwards, the sliding groove of the anti-falling block 8 is matched with the sliding groove in the wedge block of the adjusting wedge block 7, the adjusting wedge block 7 drives the anti-falling block 8 to shrink inwards towards the positioning guide post 3 through the sliding groove, at the moment, the positioning guide post 3 is convenient to be placed into the bolt holes of the first connecting piece 1 and the second connecting piece 2, the sliding groove of the anti-falling block 8 is matched with the sliding groove in the wedge block of the adjusting wedge block 7, the adjusting wedge block 7 is matched with the anti-falling block 8 to extend towards the outside of the positioning guide post 3 through the sliding groove, the surface of the anti-falling block 8 protrudes out of the circumference of the positioning guide post 3, and the upper surface of the anti-falling block 8 contacts the outer surface of the first connecting piece 1, and the anti-falling form is formed.
According to the technical scheme, during operation, the adjusting guide post 6 is pulled upwards, the sliding groove of the anti-falling block 8 is matched with the sliding groove in the wedge block of the adjusting wedge block 7, the adjusting wedge block 7 drives the anti-falling block 8 to shrink towards the inside of the positioning guide post 3 through the sliding groove, at the moment, the positioning guide post 3 is placed into the bolt holes on the first connecting piece 1 and the second connecting piece 2, the adjusting guide post 6 is pressed downwards, the sliding groove of the anti-falling block 8 is matched with the sliding groove in the wedge block of the adjusting wedge block 7, the adjusting wedge block 7 drives the anti-falling block 8 to extend towards the outside of the positioning guide post 3 through the sliding groove, the surface of the anti-falling block 8 protrudes out of the circumferential surface of the positioning guide post 3, the upper surface of the anti-falling block 8 is contacted with the outer surface of the first connecting piece 1 to form an anti-falling mode, and the locking nut 9 fixes the adjusting guide post 6 on the end face of the positioning guide post 3, and the installation of the anti-falling device is completed.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The utility model provides a mine car anticreep formula bolt, includes first connecting piece (1), second connecting piece (2), its characterized in that, be provided with the bolt hole on first connecting piece (1), second connecting piece (2), install locating guide pillar (3) in the bolt hole on first connecting piece (1) and second connecting piece (2), locating guide pillar (3) internally mounted has adjustment linear bearing (4), adjustment linear bearing (4) are used for connecting adjustment guide pillar (6), adjustment wedge (7) are installed to adjustment guide pillar (6) bottom, adjustment wedge (7) are circumference distribution wedge, are provided with the spout in the wedge of adjustment wedge (7), and the spout in adjustment wedge (7) is provided with inclination, locating guide pillar (3) bottom side is provided with the notch all around, and locating guide pillar (3) bottom notch is evenly distributed along circumference, installs anticreep piece (8) in locating guide pillar (3) bottom notch, anticreep piece (8) evenly distributes in locating guide pillar (3) bottom notch, anticreep piece (8) are inclined plane (8) are provided with in the wedge of adjustment wedge (8), the anticreep piece is inclined plane (8) and inclined plane (8) are provided with each other, the inclined plane (8) is provided with the inclined plane, through the contact of adjustment wedge (7) and anticreep piece (8) inclined plane, the extension and the withdrawal of adjustment anticreep piece (8), adjustment guide pillar (6) upwards stimulate, the spout in the wedge of anticreep piece (8) and adjustment wedge (7) mutually support, adjustment wedge (7) drive anticreep piece (8) to the inside shrink of location guide pillar (3) through the spout mutually supporting, be convenient for at this moment location guide pillar (3) put into on first connecting piece (1) and second connecting piece (2) bolt hole, adjustment guide pillar (6) compress tightly downwards, the spout in the wedge of anticreep piece (8) and adjustment wedge (7) mutually support, adjustment wedge (7) are through the outside extension of spout mutual cooperation drive anticreep piece (8) to location guide pillar (3), the surface protrusion location guide pillar (3) periphery of anticreep piece (8), the upper surface of anticreep piece (8) and first connecting piece (1) surface contact, form the anticreep form.
2. A mine car drop-off prevention bolt according to claim 1, wherein the bolt holes in the first and second connector pieces (1, 2) are in a coaxial position.
3. The mine car anti-drop plug according to claim 2, wherein the adjusting linear bearings (4) are distributed up and down, and supporting bearing spacers (5) are installed between the adjusting linear bearings (4).
4. A mine car anticreep bolt according to claim 3, characterized in that, adjustment guide pillar (6) upper portion is provided with the screw thread, installs lock nut (9) at adjustment guide pillar (6) screw thread section, lock nut (9) are fixed adjustment guide pillar (6) in the terminal surface of location guide pillar (3), couple (10) are installed on adjustment guide pillar (6) top.
5. The mine car anti-drop plug according to claim 4, wherein the bottom surface of the positioning guide post (3) is provided with a guide block (11), the end surface of the guide block (11) is provided with an inclined surface and has a rounded transition, and the inclined surface and the rounded corner arranged on the end surface of the guide block (11) are used as the guide of the plug hole on the positioning guide post (3) placed in the first connecting piece (1) and the second connecting piece (2), so that the positioning guide post (3) is convenient to insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321569577.5U CN220410567U (en) | 2023-06-20 | 2023-06-20 | Anti-drop bolt for mine car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321569577.5U CN220410567U (en) | 2023-06-20 | 2023-06-20 | Anti-drop bolt for mine car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220410567U true CN220410567U (en) | 2024-01-30 |
Family
ID=89642506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321569577.5U Active CN220410567U (en) | 2023-06-20 | 2023-06-20 | Anti-drop bolt for mine car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220410567U (en) |
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2023
- 2023-06-20 CN CN202321569577.5U patent/CN220410567U/en active Active
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