CN213064224U - Screw fastener with expansion - Google Patents
Screw fastener with expansion Download PDFInfo
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- CN213064224U CN213064224U CN202021660089.1U CN202021660089U CN213064224U CN 213064224 U CN213064224 U CN 213064224U CN 202021660089 U CN202021660089 U CN 202021660089U CN 213064224 U CN213064224 U CN 213064224U
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- lateral wall
- fixed
- expansion pipe
- nut
- wall
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- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 20
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a screw fastener with expansion, which belongs to the technical field of screw fasteners, and particularly relates to a screw fastener with expansion, which comprises a fixed plate, wherein a screw rod is fixedly arranged on the lower side wall of the fixed plate, an expansion pipe is fixedly sleeved on the rod wall of the screw rod, the upper end of the expansion pipe is fixedly connected with the lower side wall of the fixed plate, a cone nut is arranged on the rod wall of the screw rod in a sliding manner, the upper side wall of the cone nut is connected with the side wall of the expansion pipe in a contact manner, a mounting groove is arranged on the upper side wall of the fixed plate, a mounting block is arranged in the mounting groove in an internal contact manner, a cavity is arranged in the mounting block, a mounting mechanism is fixedly arranged in the cavity, a nut is fixedly arranged on the upper side wall of the mounting block, the nut and the, bringing inconvenience to the later use.
Description
Technical Field
The utility model relates to a screw fastener technical field specifically is an expanded screw fastener in area.
Background
The expansion screw is generally a metal expansion screw, and the expansion screw is fixed by utilizing the wedge-shaped slope to promote expansion to generate friction bond force so as to achieve the fixing effect.
The conventional expansion screw has the defects that the nut cannot be disassembled after being installed, and the larger nut is exposed outside an object, so that the appearance is influenced, and the use process is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take expanded screw fastener to solve the current expansion screw that proposes in the above-mentioned background art after the installation, the nut can not dismantle, not only influences pleasing to the eye, and can influence the problem that the later stage was used.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a take expanded screw fastener, includes the fixed plate, the fixed screw rod that is provided with of lower lateral wall of fixed plate, the fixed cover of pole wall of screw rod has connect the expansion pipe, the upper end of expansion pipe with the lower lateral wall fixed connection of fixed plate, the pole wall of screw rod slides and is provided with cone nut, cone nut's last lateral wall with the lateral wall contact of expansion pipe is connected, the mounting groove has been seted up to the last lateral wall of fixed plate, the inside contact of mounting groove is provided with the installation piece, the cavity has been seted up to the inside of installation piece, the inside of cavity is fixed and is provided with installation mechanism, the last lateral wall of installation piece is fixed and is provided.
Preferably, installation mechanism includes two sliders, two the slider all with the lateral wall sliding connection of cavity, two the common fixed first spring that is provided with in one side that the slider is adjacent, the draw-in groove of symmetry is seted up at the both ends of mounting groove, two the one end that the slider deviates from is all fixed to be provided with the kelly, two the lateral wall that the one end that the kelly deviates from all runs through the cavity extends to the outside and with joint, two between the draw-in groove the last lateral wall of slider is all fixed and is provided with the connecting block, two the one end of deviating from of connecting block is all fixed and is provided with the connecting rod, two the lateral wall that the one end that the connecting rod deviates from all runs through the cavity extends to.
Preferably, a rubber anti-slip pad is fixedly arranged outside the screw cap.
Preferably, the side wall of the expansion pipe is provided with uniform strip-shaped openings.
Preferably, a second spring is fixedly arranged at the upper end of the conical nut, and the upper end of the second spring is fixedly connected with the inner wall of the expansion pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
through installation piece, slider, first spring, kelly, connecting rod and the cooperation jointly of pressing the briquetting volume, dismantle the nut after the screw rod of being convenient for is installed fast with the installation piece between the fixed plate with the nut, prevent that the nut from exposing outside influence pleasing to the eye, all bring inconvenience for the use in later stage.
Drawings
FIG. 1 is a schematic front view of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
In the figure: the device comprises a fixing plate 1, a screw rod 2, an expansion pipe 3, a conical nut 4, an installation block 5, a nut 6, a sliding block 7, a first spring 8, a clamping rod 9, a connecting block 10, a connecting rod 11, a pressing block 12 and a second spring 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-2, the present invention provides a technical solution: a screw fastener with expansion comprises a fixing plate 1, wherein a screw rod 2 is fixedly arranged on the lower side wall of the fixing plate 1, an expansion pipe 3 is fixedly sleeved on the rod wall of the screw rod 2, the upper end of the expansion pipe 3 is fixedly connected with the lower side wall of the fixing plate 1, a conical nut 4 is slidably arranged on the rod wall of the screw rod 2, the upper side wall of the conical nut 4 is in contact connection with the side wall of the expansion pipe 3, an installation groove is formed in the upper side wall of the fixing plate 1, an installation block 5 is arranged in the installation groove in a contact manner, a cavity is formed in the installation block 5, an installation mechanism is fixedly arranged in the cavity, and a nut 6 is fixedly arranged;
the mounting mechanism comprises two sliders 7, the two sliders 7 are both in sliding connection with the side wall of the cavity, one adjacent sides of the two sliders 7 are fixedly provided with a first spring 8 together, two ends of the mounting groove are provided with symmetrical clamping grooves, the ends, deviating from the two sliders 7, of the two sliders 7 are fixedly provided with clamping rods 9, the ends, deviating from the two clamping rods 9, of the two clamping rods 9 extend to the outside through the side wall of the cavity and are clamped with the clamping grooves, the upper side walls of the two sliders 7 are fixedly provided with connecting blocks 10, the ends, deviating from the two connecting blocks 10, of the two connecting blocks 11 are fixedly provided with connecting rods 11, the ends, deviating from the two connecting rods 11, of the two connecting rods 11 extend to the outside through the side wall of the cavity and are fixedly provided with pressing blocks 12, the mounting blocks;
a rubber anti-skid pad is fixedly arranged outside the screw cap 6;
the side wall of the expansion pipe 3 is provided with uniform strip-shaped openings;
the upper end of the cone nut 4 is fixedly provided with a second spring 13, and the upper end of the second spring 13 is fixedly connected with the inner wall of the expansion pipe 3.
The working principle is as follows: during the use, the nut 6 rotates, nut 6 drives screw rod 2 fixed with the article, 4 rebound of conical nut, 3 deformations of the expansion pipe that 4 extrusion lateral wall contacts of conical nut are connected, make screw rod 2 and article firm being connected, press two and press briquetting 12, two press briquetting 12 drive lateral wall fixed connection's connecting rod 11 and remove, connecting rod 11 drives lateral wall fixed connection's connecting block 10 and removes, two connecting blocks 10 drive lateral wall fixed connection's slider 7 and remove, two sliders 7 drive and part between lateral wall fixed connection's kelly 9 and the draw-in groove, dismantle nut 6 and installation piece 5.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of 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 invention 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a take expanded screw fastener, includes fixed plate (1), its characterized in that, the fixed screw rod (2) that is provided with of lower lateral wall of fixed plate (1), expansion pipe (3) have been cup jointed to the pole wall of screw rod (2) is fixed, the upper end of expansion pipe (3) with the lower lateral wall fixed connection of fixed plate (1), the pole wall of screw rod (2) slides and is provided with cone nut (4), the last lateral wall of cone nut (4) with the lateral wall contact of expansion pipe (3) is connected, the mounting groove has been seted up to the last lateral wall of fixed plate (1), the internal contact of mounting groove is provided with installation piece (5), the cavity has been seted up to the inside of installation piece (5), the internal fixation of cavity is provided with installation mechanism, the last lateral wall fixation of installation piece (5) is provided with nut (6).
2. The expanding screw fastener of claim 1, wherein: installation mechanism includes two slider (7), two slider (7) all with the lateral wall sliding connection of cavity, two the common fixed first spring (8) that is provided with in one side that slider (7) are adjacent, the draw-in groove of symmetry is seted up at the both ends of mounting groove, two one end that slider (7) deviate from is all fixed kelly (9) that is provided with, two the lateral wall that one end that kelly (9) deviate from all run through the cavity extends to the outside and with joint between the draw-in groove, two the last lateral wall of slider (7) is all fixed and is provided with connecting block (10), two the one end that deviates from of connecting block (10) is all fixed and is provided with connecting rod (11), two the lateral wall that the one end that connecting rod (11) deviate from all runs through the cavity extends to the outside and is fixed and is provided with.
3. The expanding screw fastener of claim 1, wherein: and a rubber anti-slip pad is fixedly arranged outside the screw cap (6).
4. The expanding screw fastener of claim 1, wherein: the side wall of the expansion pipe (3) is provided with uniform strip-shaped openings.
5. The expanding screw fastener of claim 1, wherein: and a second spring (13) is fixedly arranged at the upper end of the conical nut (4), and the upper end of the second spring (13) is fixedly connected with the inner wall of the expansion pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021660089.1U CN213064224U (en) | 2020-08-11 | 2020-08-11 | Screw fastener with expansion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021660089.1U CN213064224U (en) | 2020-08-11 | 2020-08-11 | Screw fastener with expansion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213064224U true CN213064224U (en) | 2021-04-27 |
Family
ID=75581954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021660089.1U Active CN213064224U (en) | 2020-08-11 | 2020-08-11 | Screw fastener with expansion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213064224U (en) |
-
2020
- 2020-08-11 CN CN202021660089.1U patent/CN213064224U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240402 Address after: 641300 Group 7, Shuanghe Village, Bamiao Township, Anyue County, Ziyang City, Sichuan Province Patentee after: Gong Yong Country or region after: China Address before: 215437 donghanshang precision hardware (Taicang) Co., Ltd., village committee of Yuewang Yuexing village, Shaxi Town, Taicang City, Suzhou City, Jiangsu Province Patentee before: Osaka precision hardware (Taicang) Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240520 Address after: 610000, 1st to 5th floors, Building 2, No. 89 Yinghui Road, Chenghua District, Chengdu City, Sichuan Province Patentee after: Chengdu Juxiao Construction Labor Service Co.,Ltd. Country or region after: China Address before: 641300 Group 7, Shuanghe Village, Bamiao Township, Anyue County, Ziyang City, Sichuan Province Patentee before: Gong Yong Country or region before: China |