CN216642741U - Quick-release screw - Google Patents
Quick-release screw Download PDFInfo
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- CN216642741U CN216642741U CN202123358322.8U CN202123358322U CN216642741U CN 216642741 U CN216642741 U CN 216642741U CN 202123358322 U CN202123358322 U CN 202123358322U CN 216642741 U CN216642741 U CN 216642741U
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- elastic sheet
- screw
- elastic
- quick
- limiting block
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Abstract
The utility model discloses a quick-release screw, which comprises a screw body and a quick-release assembly; the screw body comprises a screw head and a screw rod connected with the screw head; the quick-release assembly comprises an elastic sheet and an elastic sheet limiting block, and a through hole for the screw to pass through is formed in the elastic sheet limiting block; the elastic sheet comprises an upper elastic sheet, a lower elastic sheet and an elastic connecting sheet, the upper elastic sheet is connected with the lower elastic sheet through the elastic connecting sheet, the height of the elastic limiting block is smaller than the distance between the upper elastic sheet and the lower elastic sheet, and the upper elastic sheet and the lower elastic sheet are both provided with through holes for the screw rod to pass through; under the locking state, the screw rod passes through the upper elastic sheet, the elastic sheet limiting block and the lower elastic sheet in sequence, and the elastic connecting sheet is driven by the screw head to generate elastic deformation so that the upper elastic sheet and the lower elastic sheet are tightly attached to the end face of the elastic sheet limiting block respectively. The quick-release screw provided by the utility model has the advantages of multiple use methods, simple combined structure, convenience and quickness in use, capability of improving the production efficiency of a product and widening the application range of the product.
Description
Technical Field
The utility model relates to the technical field of hardware tools, in particular to a quick-release screw.
Background
At present, most of power structural members, switches, chassis and cabinet installation or shell assembly in the market are installed by quick-release screws, but the existing quick-release screws are complex in structure, narrow in application range and single in use, and when products are maintained or replaced, operators are not careful and are prone to misuse, and if the products are lost, the screws need to be reconfigured for installation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, provides a quick-release screw, and solves the technical problems that the space of the quick-release screw is limited, the quick-release screw is singly used, the quick-release screw is easy to misuse and the like in the prior art.
In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:
the utility model provides a quick-release screw, which comprises a screw body and a quick-release assembly; the screw body comprises a screw head and a screw rod connected with the screw head; the quick-release assembly comprises an elastic sheet and an elastic sheet limiting block; the elastic piece limiting block is provided with a through hole for the screw to pass through; the elastic sheet comprises an upper elastic sheet, a lower elastic sheet and an elastic connecting sheet, and the upper elastic sheet is connected with the lower elastic sheet through the elastic connecting sheet; the height of the elastic limiting block is smaller than the distance between the upper elastic sheet and the lower elastic sheet; the upper elastic sheet and the lower elastic sheet are both provided with through holes for the screw to pass through; under the locking state, the screw rod sequentially penetrates through the upper elastic sheet, the elastic sheet limiting block and the lower elastic sheet, and the elastic connection is in elastic deformation under the driving of the screw head, so that the upper elastic sheet and the lower elastic sheet are respectively tightly attached to the end face of the elastic sheet limiting block.
As a preferable solution of the quick release screw of the present invention, wherein: the screw comprises a threaded part and a polished rod; the polished rod is located between the threaded portion and the screw head.
As a preferable solution of the quick release screw of the present invention, wherein: the length of the light rod is matched with the height of the elastic sheet limiting block; under the locking state, the elastic piece limiting block is sleeved outside the polished rod.
As a preferable solution of the quick release screw of the present invention, wherein: the elastic limiting block is a cylinder with a through hole.
As a preferable solution of the quick release screw of the present invention, wherein: the upper elastic sheet and the lower elastic sheet have the same structure, and the aperture of the through hole is smaller than the outer diameter of the elastic sheet limiting block.
As a preferable solution of the quick release screw of the present invention, wherein: the screw head is provided with a straight groove or a cross groove.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, due to the design of the detachable connection mode of the quick-release assembly and the screw body, the screw body and the quick-release assembly can be used in a quick splicing assembly mode, and the screw body can be used independently, so that the use method is diversified and is not limited; in addition, the shape of the quick-release assembly is not limited, misuse can be prevented during maintenance, and the working efficiency of maintenance and repair personnel is improved; the quick-release screw is simple in structure, small in size, wide in application range and capable of reducing production cost.
Drawings
FIG. 1 is a schematic structural view of each part of the quick release screw of the present invention;
FIG. 2 is a schematic view of the quick release screw of the present invention;
in the figure: 1. a screw body; 2. a spring plate; 3. A spring plate limiting block; 11. a screw head; 12. a screw; 13. a polish rod; 21. an upper spring plate; 22. a lower spring plate; 23. an elastic connecting sheet.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1 and fig. 2, the present invention provides a quick release screw, which includes a screw body 1 and a quick release assembly, wherein the quick release assembly is detachably connected to the screw body 1; specifically, the screw body 1 comprises a screw head 11 and a screw rod 12 connected with the screw head 11; the quick-release assembly comprises an elastic sheet 2 and an elastic sheet limiting block 3, and a through hole for the screw 12 to pass through is formed in the elastic sheet limiting block 3; the elastic sheet 2 comprises an upper elastic sheet 21, a lower elastic sheet 22 and an elastic connecting sheet 23, the upper elastic sheet 21 is connected with the lower elastic sheet 22 through the elastic connecting sheet 23, and the upper elastic sheet 21 and the lower elastic sheet 22 are both provided with through holes for the screw 12 to pass through; further, the structure of the elastic sheet 21 is the same as that of the lower elastic sheet 22, and the aperture of the through hole is smaller than the outer diameter of the elastic sheet limiting block 3; in addition, the height that elastic limiting block 3 set up is less than when having no exogenic action the distance between last shell fragment 21 and the shell fragment 22 down, at last shell fragment 21 with shell fragment 22 down paste the up end of elastic limiting block 3 respectively under the state of terminal surface down for elastic connection piece 23 produces elastic deformation and elastic connection piece 23's elasticity can not become invalid.
When the quick-release screw is used in the embodiment, the screw 12 sequentially penetrates through the upper spring plate 21, the spring plate limiting block 3 and the lower spring plate 22, and then the screw 12 is screwed into the fixing piece and fixed; in the locked state, the elastic connecting piece 23 is elastically deformed under the driving of the screw head 11, so that the upper elastic sheet 21 and the lower elastic sheet 22 are respectively and tightly attached to the end face of the elastic sheet limiting block 3. When the screw 12 is screwed out of the fixing piece, the reaction force generated by the elastic deformation of the elastic connecting piece 23 enables the upper elastic sheet 21 and the lower elastic sheet 22 to be opened in opposite directions, so that the screw 12 is quickly dismounted from the fixing piece, and the use is convenient, quick and efficient.
In one embodiment, the screw 12 comprises a threaded portion and a polish rod 13, wherein the polish rod 13 is positioned between the threaded portion and the screw head 11; wherein, the length of the polished rod 13 is matched with the height of the elastic sheet limiting block 3; under the upper locking state, the elastic piece limiting block 3 is sleeved outside the polished rod 13; the shape of the elastic limiting block 3 is not limited, and preferably, the elastic limiting block 3 is a cylinder with a through hole; furthermore, a straight groove or a cross groove is formed in the screw head 11, so that different use requirements are met.
The quick-release screw has various usage methods, when a quick-release function is needed, the screw body and the quick-release assembly can be used in a quick splicing assembly mode, and when the screw is disassembled, the screw body can be quickly disassembled from the fixing piece due to the reaction force generated by elastic deformation of the elastic sheet, so that the efficiency is improved; when the quick-release function is not needed, the screw body can be independently used; the shape of the quick-release assembly is not limited, misuse can be prevented during maintenance, and the working efficiency of maintenance and overhaul personnel is improved; in addition, the utility model has simple structure, small volume and wide application range, and reduces the production cost.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A quick-release screw is characterized by comprising a screw body (1) and a quick-release assembly; the screw body (1) comprises a screw head (11) and a screw rod (12) connected with the screw head (11); the quick-release assembly comprises an elastic sheet (2) and an elastic sheet limiting block (3); the elastic piece limiting block (3) is provided with a through hole for the screw rod (12) to pass through;
the elastic piece (2) comprises an upper elastic piece (21), a lower elastic piece (22) and an elastic connecting piece (23), and the upper elastic piece (21) is connected with the lower elastic piece (22) through the elastic connecting piece (23); the height of the elastic piece limiting block (3) is smaller than the distance between the upper elastic piece (21) and the lower elastic piece (22); the upper elastic sheet (21) and the lower elastic sheet (22) are respectively provided with a through hole for the screw rod (12) to pass through;
under the locking state, the screw rod (12) sequentially penetrates through the upper elastic sheet (21), the elastic sheet limiting block (3) and the lower elastic sheet (22), and the elastic connecting sheet (23) is driven by the screw head (11) to be elastically deformed, so that the upper elastic sheet (21) and the lower elastic sheet (22) are tightly attached to the end face of the elastic sheet limiting block (3) respectively.
2. The quick release screw according to claim 1, characterized in that the threaded rod (12) comprises a threaded portion and a polished rod (13); the polished rod (13) is located between the threaded portion and the screw head (11).
3. The quick release screw according to claim 2, characterized in that the length of the polish rod (13) matches the height of the spring stopper (3); under the locking state, shell fragment stopper (3) cup joint outside polished rod (13).
4. The quick release screw according to claim 1 or 3, wherein the elastic sheet limiting block (3) is a cylinder with a through hole.
5. The quick release screw according to claim 1 wherein the upper spring (21) and the lower spring (22) have the same structure, and the diameter of the bore hole is smaller than the outer diameter of the spring stopper (3).
6. The quick release screw according to claim 1, wherein the screw head (11) is provided with a straight groove or a cross groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123358322.8U CN216642741U (en) | 2021-12-29 | 2021-12-29 | Quick-release screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123358322.8U CN216642741U (en) | 2021-12-29 | 2021-12-29 | Quick-release screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216642741U true CN216642741U (en) | 2022-05-31 |
Family
ID=81745611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123358322.8U Active CN216642741U (en) | 2021-12-29 | 2021-12-29 | Quick-release screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216642741U (en) |
-
2021
- 2021-12-29 CN CN202123358322.8U patent/CN216642741U/en active Active
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| GR01 | Patent grant |