CN206234233U - A kind of furniture self-locking screw - Google Patents
A kind of furniture self-locking screw Download PDFInfo
- Publication number
- CN206234233U CN206234233U CN201621343439.5U CN201621343439U CN206234233U CN 206234233 U CN206234233 U CN 206234233U CN 201621343439 U CN201621343439 U CN 201621343439U CN 206234233 U CN206234233 U CN 206234233U
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- screw
- groove
- threaded rod
- shank
- fixture block
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Abstract
The utility model discloses a kind of furniture self-locking screw, including shank of screw and head of screw, the top of shank of screw is provided with head of screw, the top of the head of screw is provided with the first groove, two the second grooves are provided with the side wall of the first groove, two the second grooves are symmetrical arranged, the bottom of the top of shank of screw and the first groove is provided with the 3rd groove, 3rd groove is interconnected, screw thread is provided with the side wall of the 3rd groove, 3rd groove internal thread is connected with threaded rod, and the top of threaded rod is provided with the 4th groove, and the bottom of threaded rod is provided with the first circular cone.The utility model is internally threaded bar screw, threaded rod is connected with screw thread, the top of threaded rod is provided with the 4th groove, and the bottom of threaded rod is provided with the fixture block connected by spring, can be after screw-driving, fixture block is driven to be connected on furniture by threaded rod, prevent that screw is vibrated to be released, present apparatus simple structure, low cost, self-locking, convenient disassembly can be formed.
Description
Technical field
The utility model is related to screw technique field, more particularly to a kind of furniture self-locking screw.
Background technology
Furniture fittings refer to furniture hardware component or for the such as sofa leg on furniture, lifter, back rest,
The metallic article with functions such as connection, activity, fastening, decorations such as spring, rifle nail, subscript, also referred to as furniture part, existing spiral shell
Nail is fixed on when on furniture, and by the prolonged vibration effect of furniture, screw is easily released, and is this it is proposed that a kind of furniture is with certainly
Locking-type screw solves the above problems.
Utility model content
The purpose of this utility model is and a kind of furniture self-locking for proposing in order to solve shortcoming present in prior art
Formula screw.
To achieve these goals, the utility model employs following technical scheme：
A kind of furniture self-locking screw, including shank of screw and head of screw, the top of shank of screw are provided with head of screw, the spiral shell
The top of ailhead is provided with the first groove, and two the second grooves are provided with the side wall of the first groove, and two the second grooves are symmetrical arranged,
The bottom of the top of shank of screw and the first groove is provided with the 3rd groove, and the 3rd groove is interconnected, on the side wall of the 3rd groove
Screw thread is provided with, the 3rd groove internal thread is connected with threaded rod, and the top of threaded rod is provided with the 4th groove, and the bottom of threaded rod is provided with
First circular cone, is provided with two the 5th grooves, the 5th groove level on shank of screw on the side wall of the 3rd groove on the shank of screw
Set, two the 5th grooves symmetrically, are equipped with fixture block in the 5th groove, fixture block is connected with the side walls of the 5th groove,
Two springs are connected between two fixture blocks, spring is respectively positioned at the side wall two ends of fixture block, and fixture block is located at the lower section of threaded rod.
Preferably, one end near the first circular cone of the fixture block is provided with section, and the other end of fixture block is provided with the second circular cone.
Preferably, the bottom of the head of screw is provided with the latch of multiple array arrangements, and latch is located at the surrounding of shank of screw.
Preferably, the shank of screw and head of screw are integral type structure.
Preferably, the shank of screw, head of screw, threaded rod and fixture block are steel design.
Preferably, the side wall of first circular cone is in contact with the section of fixture block.
The beneficial effects of the utility model：In the bar that is internally threaded of screw, threaded rod is connected with screw thread, screw thread
The top of bar is provided with the 4th groove, and the bottom of threaded rod is provided with the fixture block connected by spring, can be after screw-driving, by spiral shell
Rasp bar drives fixture block to be connected on furniture, prevents that screw is vibrated to be released, and is provided with latch in the bottom of head of screw, further prevents
Only screw loosening, present apparatus simple structure, low cost, can form self-locking, convenient disassembly.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of furniture self-locking screw structural representation；
Fig. 2 be the utility model proposes a kind of furniture self-locking screw head of screw overlooking the structure diagram；
Fig. 3 be the utility model proposes a kind of furniture self-locking screw partial structural diagram.
In figure：1 shank of screw, 2 fixture blocks, 3 the 5th grooves, 4 head of screws, 5 second grooves, 6 first grooves, 7 threaded rods, 8
Three grooves, 9 first circular cones, 10 springs, 11 the 4th grooves.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Reference picture 1-3, a kind of furniture self-locking screw, including shank of screw 1 and head of screw 4, the top of shank of screw 1 is provided with
Head of screw 4, the top of head of screw 4 is provided with the first groove 6, and two the second grooves 5, two are provided with the side wall of the first groove 6
Two grooves 5 are symmetrical arranged, and the bottom of the top of shank of screw 1 and the first groove 6 is provided with the 3rd groove 8, and the 3rd groove 8 is mutually interconnected
It is logical, it is provided with screw thread on the side wall of the 3rd groove 8, the internal thread of the 3rd groove 8 is connected with threaded rod 7, and the top of threaded rod 7 is provided with the
Four grooves 11, the bottom of threaded rod 7 is provided with the first circular cone 9, be provided with the side wall of the 3rd groove 8 on shank of screw 1 two it is the 5th recessed
Groove 3, the 5th groove 3 is horizontally disposed with shank of screw 1, and two the 5th grooves 3 symmetrically, fixture block are equipped with the 5th groove 3
2, fixture block 2 is connected with the side walls of the 5th groove 3, and two springs 10 are connected between two fixture blocks 2, and spring 10 is located at respectively
The side wall two ends of fixture block 2, and fixture block 2 is located at the lower section of threaded rod 7, one end near the first circular cone 9 of fixture block 2 is provided with section,
The other end of fixture block 2 is provided with the second circular cone, and the bottom of head of screw 4 is provided with the latch of multiple array arrangements, and latch is located at screw
The surrounding of bar 1, shank of screw 1 and head of screw 4 are integral type structure, and shank of screw 1, head of screw 4, threaded rod 7 and fixture block 2 are steel
Structure, the side wall of the first circular cone 9 is in contact with the section of fixture block 2.
Operation principle：Screw is arranged on furniture, the second groove 5 is connected to using straight screwdriver, rotate shank of screw 1
With head of screw 4, make on its fitment, and latch on head of screw 4 is connected on furniture, and is connected to using straight screwdriver
In four grooves 11, threaded rod 7 is rotated, threaded rod 7 drives the first circular cone 9 to move downward, and drives two fixture blocks 2 in the 5th groove 3
Move out, be connected on furniture, install.
The above, only the utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any one skilled in the art in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of furniture self-locking screw, including shank of screw（1）And head of screw（4）, shank of screw（1）Top be provided with head of screw
（4）, it is characterised in that the head of screw（4）Top be provided with the first groove（6）, the first groove（6）Side wall on be provided with two
Second groove（5）, two the second grooves（5）It is symmetrical arranged, shank of screw（1）Top and the first groove（6）Bottom be provided with
3rd groove（8）, the 3rd groove（8）It is interconnected, the 3rd groove（8）Side wall on be provided with screw thread, the 3rd groove（8）Internal thread
It is connected with threaded rod（7）, threaded rod（7）Top be provided with the 4th groove（11）, threaded rod（7）Bottom be provided with the first circular cone
（9）, the shank of screw（1）Upper 3rd groove（8）Side wall on be provided with two the 5th grooves（3）, the 5th groove（3）In shank of screw
（1）It is upper horizontally disposed, two the 5th grooves（3）Symmetrically, the 5th groove（3）Inside it is equipped with fixture block（2）, fixture block（2）With
Five grooves（3）Side walls connection, two fixture blocks（2）Between be connected with two springs（10）, spring（10）Card is located at respectively
Block（2）Side wall two ends, and fixture block（2）Positioned at threaded rod（7）Lower section.
2. a kind of furniture self-locking screw according to claim 1, it is characterised in that the fixture block（2）Near the
One circular cone（9）One end be provided with section, fixture block（2）The other end be provided with the second circular cone.
3. a kind of furniture self-locking screw according to claim 1, it is characterised in that the head of screw（4）Bottom
The latch of multiple array arrangements is provided with, and latch is located at shank of screw（1）Surrounding.
4. a kind of furniture self-locking screw according to claim 1, it is characterised in that the shank of screw（1）And screw
Head（4）It is integral type structure.
5. a kind of furniture self-locking screw according to claim 1, it is characterised in that the shank of screw（1）, head of screw
（4）, threaded rod（7）And fixture block（2）It is steel design.
6. a kind of furniture self-locking screw according to claim 1, it is characterised in that first circular cone（9）Side
Wall and fixture block（2）Section be in contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621343439.5U CN206234233U (en) | 2016-12-08 | 2016-12-08 | A kind of furniture self-locking screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621343439.5U CN206234233U (en) | 2016-12-08 | 2016-12-08 | A kind of furniture self-locking screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206234233U true CN206234233U (en) | 2017-06-09 |
Family
ID=58979206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621343439.5U Active CN206234233U (en) | 2016-12-08 | 2016-12-08 | A kind of furniture self-locking screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206234233U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468696A (en) * | 2018-06-04 | 2018-08-31 | 海盐兴隆紧固件有限公司 | A kind of cup square neck bolt of fixation |
| CN109812475A (en) * | 2019-02-22 | 2019-05-28 | 滁州市超顺装备科技有限公司 | A kind of sheet metal component facilitating connection |
| CN110454481A (en) * | 2019-08-23 | 2019-11-15 | 海盐尚科五金有限公司 | A kind of anti-loosening bolt of fixation |
| CN110762354A (en) * | 2019-12-11 | 2020-02-07 | 刘苏城 | Analysis device suitable for electrocardiogram |
-
2016
- 2016-12-08 CN CN201621343439.5U patent/CN206234233U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468696A (en) * | 2018-06-04 | 2018-08-31 | 海盐兴隆紧固件有限公司 | A kind of cup square neck bolt of fixation |
| CN109812475A (en) * | 2019-02-22 | 2019-05-28 | 滁州市超顺装备科技有限公司 | A kind of sheet metal component facilitating connection |
| CN110454481A (en) * | 2019-08-23 | 2019-11-15 | 海盐尚科五金有限公司 | A kind of anti-loosening bolt of fixation |
| CN110762354A (en) * | 2019-12-11 | 2020-02-07 | 刘苏城 | Analysis device suitable for electrocardiogram |
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