CN215720067U - Auxiliary device for preventing pin shaft from falling out - Google Patents
Auxiliary device for preventing pin shaft from falling out Download PDFInfo
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- CN215720067U CN215720067U CN202121725957.4U CN202121725957U CN215720067U CN 215720067 U CN215720067 U CN 215720067U CN 202121725957 U CN202121725957 U CN 202121725957U CN 215720067 U CN215720067 U CN 215720067U
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- pin shaft
- disengagement
- blocking plate
- plates
- auxiliary device
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Abstract
The utility model discloses a pin shaft anti-disengagement auxiliary device, which relates to the technical field of mechanical equipment and comprises a pair of supporting plates and anti-disengagement plates, wherein the supporting plates and the anti-disengagement plates are symmetrically arranged, the anti-disengagement plates are arranged between the supporting plates, a first rotating shaft is arranged between the supporting plates, the anti-disengagement plates are rotatably connected with the first rotating shaft, the rear ends of the anti-disengagement blocks can be abutted against a horizontal plane, the front ends of the anti-disengagement blocks are inclined upwards in an inclined mode, the front end parts of the anti-disengagement blocks are connected with a foldable blocking plate, the foldable blocking plate and the foldable blocking plate are rotatably connected through a second rotating shaft, so that a pin shaft moves in a gap between the foldable blocking plate and the horizontal plane, and the foldable blocking plate is completely accommodated in a groove-shaped space after being folded. The device is mainly used for solving the technical problem that the pin shaft is easy to be separated from the joint in the axis direction, has simple structure, safety, reliability and convenient operation, can realize quick installation of the pin shaft, reduces the workload of machining to the maximum extent, and can ensure that the pin shaft is prevented from separating, thereby ensuring the safe operation of equipment.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, in particular to an auxiliary device for preventing a pin shaft from falling out.
Background
The pin shaft is commonly used for connecting two hinged parts, is widely applied to engineering machinery, and is a key for ensuring the safe operation of machinery in a mechanical structure adopting the pin shaft for connection, and the pin shaft is prevented from moving in the axis direction. To the fixed mode of round pin axle in the present mechanical mounting, most only penetrate the otic placode with the round pin axle, rely on the dead weight anticreep mode of round pin axle to handle alone, this kind only is applicable to the very big condition of round pin axle dead weight, can not guarantee the safety connection moreover, and the round pin axle in case take place to deviate from, just must lead to equipment to damage, influences normal production, brings the potential safety hazard even. Also there is the mode of using axle head baffle anticreep at present, and this kind of mode needs to be close to end department processing recess at the round pin axle, processes two screw holes on the otic placode, with the round pin axle recess of axle head baffle card income during the installation to it is fixed with the otic placode with the round pin axle with the bolt, but this kind of installation work efficiency is low, is applicable to the occasion of dismantling the round pin axle frequently not, consequently, need design a simple structure, safe and reliable, convenient operation, can realize the quick installation of round pin axle and can guarantee the round pin axle anticreep again and prevent deviating from auxiliary device.
Disclosure of Invention
In order to solve the technical problems in the background art, the utility model provides the auxiliary device for preventing the pin shaft from falling off, which has the advantages of simple structure, safety, reliability and convenience in operation.
The utility model adopts the following technical scheme: the utility model provides a round pin axle anticreep auxiliary device, a pair of backup pad and anticreep piece that sets up including the symmetry, the anticreep piece sets up between the backup pad, be equipped with first axis of rotation between the backup pad, the anticreep piece with first axis of rotation rotatable coupling, but the rear end and the horizontal plane butt of anticreep piece, the front end slant tilt up of anticreep piece, collapsible barrier plate is connected to the front end tip of anticreep piece, through second axis of rotation swivelling joint between the two to make the round pin axle be in move in the space between collapsible barrier plate and the horizontal plane, collapsible barrier plate is accomodate in the cell type space completely after folding.
As an optimized scheme, a first buffer block is arranged on the bottom surface of the foldable blocking plate.
As an optimized scheme, a circular lifting hole is formed in the rear end of the anti-falling block.
As an optimization scheme, a second buffer block is arranged at the bottom of the rear end of the anti-falling block.
Compared with the prior art, the utility model has the advantages that: the utility model has the characteristics of simple structure and convenient installation, can be used by only installing the device at one end of the pin shaft and installing the device at the same part of the same structure, and has wider application range; this device is through setting up collapsible barrier plate on the anticreep piece, can guarantee the quick installation of the connecting pin axle between adjacent articulated parts on the one hand to guaranteed the installation and the dismantlement efficiency of round pin axle, furthest reduces machining's work load, and on the other hand can effectually prevent deviating from of round pin axle, has avoided equipment to deviate from because of the round pin axle and has damaged suddenly, has guaranteed the safe operation of equipment.
Drawings
FIG. 1 is a schematic structural view of the pin anti-coming-out auxiliary device of the present invention;
the anti-falling buffer device comprises a support plate 1, an anti-falling block 2, a first rotating shaft 3, a foldable blocking plate 4, a second rotating shaft 5, a pin shaft 6, a groove-shaped space 7, a first buffer block 8, a circular lifting hole 9 and a second buffer block 10.
Detailed Description
Hereinafter, in order to facilitate the technical solution of the present invention for those skilled in the art to understand, further description will be made with reference to the accompanying drawings. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention.
In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. It may be evident, however, that one or more embodiments may be practiced without these specific details. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1, the structural schematic diagram of the device includes a pair of supporting plates 1 and an anti-separation block 2, which are symmetrically arranged, the anti-separation block 2 is arranged between the supporting plates 1, a first rotating shaft 3 is arranged between the supporting plates 1, the first rotating shaft 3 is fixedly connected with the supporting plates 1, the anti-separation block 2 is sleeved on the first rotating shaft 3 and can rotate on the first rotating shaft 3, the center of gravity of the whole anti-separation block 2 is located at the rear end part, so that the whole anti-separation block 2 is slightly inclined towards the rear end, the rear end of the anti-separation block 2 can be abutted against the horizontal plane, and the front end of the anti-separation block 2 is inclined upwards. The front end part of the anti-drop block 2 is connected with a foldable blocking plate 4, the foldable blocking plate and the foldable blocking plate are rotatably connected through a second rotating shaft 5, when the foldable blocking plate 4 is completely opened, the whole foldable blocking plate 4 is locked and suspended above a pin shaft 6, so that the pin shaft 6 can only move in a gap between the foldable blocking plate 4 and the horizontal plane, and the pin shaft is prevented from popping up due to play. Simultaneously, this device adopts platelike structure to block, and when round pin axle 6 scurried, face contact was carried out between collapsible barrier plate 4 and the round pin axle 6 surface, has increased this device and round pin axle 6's lifting surface area, can slow down this device and receive the huge pressure effect in the twinkling of an eye that round pin axle 6 produced when scurring, prolongs the life of this device. After the foldable barrier 4 is folded up, it can be completely accommodated in the slot-shaped space 7.
This device is when using, with this device welding in the one end of round pin axle 6, when no exogenic action anticreep piece 2, because the focus influences behind, anticreep piece 2 is close to round pin axle one end and upwarps naturally, open collapsible barrier plate 4, just can block the shaft shoulder of round pin axle 6 this moment, prevent that round pin axle 6 from deviating from, fold collapsible barrier plate 4 and retrieve in cell type space 7, stir 2 rear ends of anticreep piece manual upwards, the front end of anticreep piece 2 can leave the route that shifts up of round pin axle 6 completely, round pin axle 6 can be free activity from top to bottom in order to extract the round pin axle this moment, certainly also can insert round pin axle 6 fast, realize quick installation.
In order to further reduce the impact load of the pin shaft 6 on the anti-falling block 2, increase the buffer distance and prolong the service life of the device, a first buffer block 8 is arranged on the bottom surface of the foldable barrier plate 4. The first bumper 8 may be a rubber block or a porous polyurethane layer structure attached to the bottom of the foldable barrier 4.
In this embodiment, the rear end of the anti-falling block 2 is provided with a circular lifting hole 9, so that manual upward shifting is facilitated.
Similarly, the bottom of the rear end of the anti-drop block 2 is provided with a second buffer block 10, when the pin shaft 6 is shifted, the second buffer block is used for reducing the impact load of the rear end of the anti-drop block 2 to the horizontal plane, and the second buffer block plays a role in damping and protecting the device.
The utility model has the characteristics of simple design structure and convenient installation, and can be installed and used at the same part of the same structure only by installing the device at one end of the pin shaft, and the device can ensure the quick installation of the connecting pin shaft between the adjacent hinged parts by arranging the foldable barrier plate 4 on the anti-falling block 2, thereby ensuring the installation and disassembly efficiency of the pin shaft, reducing the workload of machining to the maximum extent, effectively preventing the pin shaft from falling off, avoiding the sudden damage of equipment caused by the falling off of the pin shaft, and ensuring the safe operation of the equipment.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (4)
1. The utility model provides a round pin axle anticreep auxiliary device, includes a pair of backup pad (1) and anticreep piece (2) that the symmetry set up, anticreep piece (2) set up between backup pad (1), be equipped with first axis of rotation (3) between backup pad (1), anticreep piece (2) with first axis of rotation (3) rotatable coupling, its characterized in that: the focus of anticreep piece (2) is located the rear end part, but the rear end and the horizontal plane butt of anticreep piece (2), the front end tilt up of anticreep piece (2), collapsible barrier plate (4) are connected to the front end tip of anticreep piece (2), through second axis of rotation (5) swivelling joint between the two, so that round pin axle (6) are in move in the space between collapsible barrier plate (4) and the horizontal plane, collapsible barrier plate (4) are accomodate in cell type space (7) completely after folding.
2. The pin shaft anti-falling-off auxiliary device according to claim 1, characterized in that: the bottom surface of the foldable blocking plate (4) is provided with a first buffer block (8).
3. The pin shaft anti-falling-off auxiliary device according to claim 2, characterized in that: the rear end of the anti-falling block (2) is provided with a round lifting hole (9).
4. The pin shaft anti-falling-off auxiliary device according to claim 3, wherein: and a second buffer block (10) is arranged at the bottom of the rear end of the anti-falling block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121725957.4U CN215720067U (en) | 2021-07-28 | 2021-07-28 | Auxiliary device for preventing pin shaft from falling out |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121725957.4U CN215720067U (en) | 2021-07-28 | 2021-07-28 | Auxiliary device for preventing pin shaft from falling out |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215720067U true CN215720067U (en) | 2022-02-01 |
Family
ID=79989846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121725957.4U Active CN215720067U (en) | 2021-07-28 | 2021-07-28 | Auxiliary device for preventing pin shaft from falling out |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215720067U (en) |
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2021
- 2021-07-28 CN CN202121725957.4U patent/CN215720067U/en active Active
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