CN216278918U - Locking structure is prevented moving back by elasticity screwhead - Google Patents
Locking structure is prevented moving back by elasticity screwhead Download PDFInfo
- Publication number
- CN216278918U CN216278918U CN202122611897.XU CN202122611897U CN216278918U CN 216278918 U CN216278918 U CN 216278918U CN 202122611897 U CN202122611897 U CN 202122611897U CN 216278918 U CN216278918 U CN 216278918U
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- China
- Prior art keywords
- screw head
- screwhead
- locking mechanism
- block
- locking
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 244000309464 bull Species 0.000 claims description 9
- 230000002512 anti-withdrawal effect Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses an elastic screw head anti-withdrawal locking structure which comprises a screw head body, wherein a rubber pad is sleeved on the surface of the screw head body, a fixing plate is fixedly arranged on the side surface of the screw head body, a locking mechanism body is fixedly connected to the screw head body, a cavity is formed in the locking mechanism body, a rotating rod is inserted into the cavity, a nut is fixedly arranged at one end of the rotating rod, a rotating disc is fixedly arranged at the other end of the rotating rod, external threads are arranged on the surface of the rotating rod, a sleeve block is sleeved on the surface of the rotating rod, and a shaft rod seat is fixedly connected to the sleeve block. The locking structure is prevented moving back by this kind of elasticity screwhead, makes the work piece more fastening after using the screwhead body, has higher practical value.
Description
Technical Field
The utility model relates to the technical field of screw heads, in particular to an anti-withdrawal locking structure of an elastic screw head.
Background
With the development of modern society, the screw head can be often used in our daily life, the screw head is mainly used for connecting two workpieces together to play a role in fastening, the screw head is used on common equipment, such as mobile phones, computers, automobiles, bicycles, various machine tools and equipment, the screw head is used on almost all machines, the size of the screw head used for different equipment is different, most of the existing screw heads fix objects through external threads, but some special objects are not suitable for fixing through the external threads of the screw head. Therefore, we improve this and propose an elastic screw head anti-back locking structure.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model relates to an anti-withdrawal locking structure of an elastic screw head, which comprises a screw head body, wherein a rubber pad is sleeved on the surface of the screw head body, and the side surface of the screw head body is fixedly provided with a fixing plate, the screw head body is fixedly connected with a locking mechanism body, a cavity is arranged in the locking mechanism body, a rotating rod is inserted in the cavity, a nut is fixedly arranged at one end of the rotating rod, the other end of the rotating rod is fixedly provided with a turntable, the surface of the rotating rod is provided with external threads, and the surface of the rotating rod is sleeved with a sleeve block, a shaft rod seat is fixedly connected on the sleeve block, a first clamping plate is hinged on the shaft rod seat, one end of the first clamping plate is hinged on a second clamping plate, and one end of the second clamping plate is hinged inside the locking mechanism body, a placing plate is arranged inside the locking mechanism body, and a limiting block is fixedly mounted on the placing plate.
As a preferred technical scheme of the utility model, the fixing plate is provided with a positioning hole, and the caliber of the positioning hole is 2-3 cm.
As a preferred technical scheme of the utility model, the locking mechanism body is internally provided with a groove, and the rotary disc is inserted in the groove.
As a preferable technical scheme of the utility model, the sleeve block is internally provided with internal threads, and the sleeve block and the external threads of the rotating rod form a spiral rotating structure.
As a preferable technical scheme of the utility model, two groups of second clamping plates are arranged, and clamping blocks are fixedly arranged on the second clamping plates.
As a preferred technical scheme, the two groups of limiting blocks are arranged, the limiting blocks are provided with grooves, and the clamping blocks are attached to the inner portions of the grooves.
The utility model has the beneficial effects that:
1. according to the locking structure for preventing the screw head from moving back, the fixing plate is matched with the screw cap for use, when the screw cap is rotated, a tool is inserted into the positioning hole of the fixing plate, then the screw cap is rotated, and the screw head body can be effectively prevented from rotating when the screw cap is rotated;
2. this kind of locking structure is prevented moving back by elasticity screwhead makes the cover piece remove through the rotation of nut to make first splint and second splint carry out outside expansion, the first splint of being convenient for contradict in the work piece preformed hole with the second splint, reached the screwhead body and carried out the effect fixed to two sets of work pieces.
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 principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a perspective view of an anti-back locking structure of an elastic screw head according to the present invention;
FIG. 2 is an expanded view of the first clamping plate and the second clamping plate of the anti-withdrawal locking structure of the elastic screw head of the utility model;
FIG. 3 is a perspective view of the locking mechanism body of the anti-back locking structure of the elastic screw head of the present invention;
FIG. 4 is a sectional view of the locking mechanism body of the anti-withdrawal locking structure of the elastic screw head of the present invention;
fig. 5 is an enlarged structural view of a portion a of fig. 4 of an anti-backlocking structure of an elastic screw head according to the present invention.
In the figure: 1. a screw head body; 101. a rubber pad; 102. a fixing plate; 103. positioning holes; 2. a locking mechanism body; 201. a cavity; 202. a rotating rod; 203. a nut; 204. a turntable; 205. sleeving blocks; 206. a spindle base; 3. a first splint; 301. a second splint; 302. a clamping block; 303. placing the plate; 304. and a limiting block.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-5, the elastic screw head anti-back locking structure of the present invention comprises a screw head body 1, a rubber pad 101 is sleeved on the surface of the screw head body 1, a fixing plate 102 is fixedly installed on the side surface of the screw head body 1, a locking mechanism body 2 is fixedly connected to the screw head body 1, a cavity 201 is opened inside the locking mechanism body 2, a rotating rod 202 is inserted inside the cavity 201, a nut 203 is fixedly installed at one end of the rotating rod 202, a rotating disc 204 is fixedly installed at the other end of the rotating rod 202, an external thread is installed on the surface of the rotating rod 202, a sleeve block 205 is sleeved on the surface of the rotating rod 202, a shaft rod seat 206 is fixedly connected to the sleeve block 205, a first clamping plate 3 is hinged on the shaft rod seat 206, one end of the first clamping plate 3 is hinged on a second clamping plate 301, one end of the second clamping plate 301 is hinged inside the locking mechanism body 2, a placing plate 303 is arranged inside the locking mechanism body 2, and a limiting block 304 is fixedly installed on the placing plate 303.
Wherein, set up locating hole 103 on the fixed plate 102, and the bore size of locating hole 103 is 2 ~ 3cm, can fix the position of screw head body 1 through locating hole 103, when preventing to rotate nut 203, screw head body 1 takes place to rotate.
Wherein, the locking mechanism body 2 is provided with a groove inside, and the turntable 204 is inserted in the groove, so that the turntable 204 on the side of the rotating rod 202 can rotate in the groove of the locking mechanism body 2.
Wherein, the inside internal thread that is provided with of collets 205, and collets 205 and bull stick 202's external thread constitution spiral rotary type structure, make collets 205 remove through the rotation of bull stick 202.
The second clamping plate 301 is provided with two groups, and the clamping blocks 302 are fixedly mounted on the second clamping plate 301, so that the clamping blocks 302 can be conveniently attached to the grooves of the limiting blocks 304.
The two sets of limiting blocks 304 are provided, a groove is formed in each limiting block 304, and the fixture block 302 is attached to the inside of the groove to limit the moving angle of the second clamping plate 301.
The working principle is as follows: this kind of locking structure is prevented moving back by elasticity screwhead, when needs use screwhead body 1 to fix two work pieces, insert screwhead body 1 and establish downthehole that reserves on the work piece, fixed mounting has fixed plate 102 on screwhead body 1, and set up locating hole 103 on the fixed plate 102, insert through the bolt and establish in locating hole 103 and fix screwhead body 1, then use the instrument to rotate nut 203, the rotation of nut 203 makes bull stick 202 rotate, the rotation of bull stick 202 makes sleeve piece 205 remove, sleeve piece 205's removal passes through the first splint 3 of shaft lever seat 206 pulling and removes, thereby be convenient for first splint 3 and second splint 301 outwards expand, thereby be convenient for first splint 3 and second splint 301 conflict in the reservation hole of work piece, thereby accomplish screwhead body 1 and fix two sets of work pieces.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an elasticity screwhead prevents moving back locking structure, includes screwhead body (1), its characterized in that, the surface cover of screwhead body (1) is equipped with rubber pad (101), and the side fixed mounting of screwhead body (1) has fixed plate (102), fixedly connected with locking mechanism body (2) on screwhead body (1), and the inside of locking mechanism body (2) has seted up cavity (201), cavity (201) inside is inserted and is equipped with bull stick (202), and the one end fixed mounting of bull stick (202) has nut (203), the other end fixed mounting of bull stick (202) has carousel (204), the surface of bull stick (202) is provided with the external screw thread, and the cover is equipped with nest block (205) on the surface of bull stick (202), fixedly connected with axostylus axostyle seat (206) on nest block (205), and articulated first splint (3) on axostylus axostyle seat (206), one end of the first clamping plate (3) is hinged to the second clamping plate (301), one end of the second clamping plate (301) is hinged to the inside of the locking mechanism body (2), the placing plate (303) is arranged inside the locking mechanism body (2), and the placing plate (303) is fixedly provided with a limiting block (304).
2. The anti-receding locking structure for the elastic screw head according to claim 1, wherein the fixing plate (102) is provided with a positioning hole (103), and the diameter of the positioning hole (103) is 2-3 cm.
3. The locking structure of claim 1, wherein the locking mechanism body (2) is provided with a groove inside, and the rotating disc (204) is inserted into the groove.
4. The structure of claim 1, wherein the inner thread is provided inside the sleeve block (205), and the sleeve block (205) and the outer thread of the rotating rod (202) form a spiral rotating structure.
5. The structure for preventing the locking of the screw head of the elastic screw head from withdrawing as claimed in claim 1, wherein said second clamping plate (301) is provided with two sets, and a clamping block (302) is fixedly mounted on the second clamping plate (301).
6. The locking structure of preventing the screw head from being withdrawn according to claim 5, wherein two sets of the limiting blocks (304) are provided, a groove is formed on the limiting block (304), and the clamping block (302) is attached to the inside of the groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122611897.XU CN216278918U (en) | 2021-10-28 | 2021-10-28 | Locking structure is prevented moving back by elasticity screwhead |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122611897.XU CN216278918U (en) | 2021-10-28 | 2021-10-28 | Locking structure is prevented moving back by elasticity screwhead |
Publications (1)
Publication Number | Publication Date |
---|---|
CN216278918U true CN216278918U (en) | 2022-04-12 |
Family
ID=81072716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202122611897.XU Expired - Fee Related CN216278918U (en) | 2021-10-28 | 2021-10-28 | Locking structure is prevented moving back by elasticity screwhead |
Country Status (1)
Country | Link |
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CN (1) | CN216278918U (en) |
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2021
- 2021-10-28 CN CN202122611897.XU patent/CN216278918U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220412 |
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CF01 | Termination of patent right due to non-payment of annual fee |