CN206338292U - A kind of semiclosed fastening structure - Google Patents
A kind of semiclosed fastening structure Download PDFInfo
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- CN206338292U CN206338292U CN201621417630.XU CN201621417630U CN206338292U CN 206338292 U CN206338292 U CN 206338292U CN 201621417630 U CN201621417630 U CN 201621417630U CN 206338292 U CN206338292 U CN 206338292U
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- semiclosed
- fastening
- fastening structure
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- 238000012856 packing Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 22
- 230000007812 deficiency Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000012546 transfer Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000012913 prioritisation Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model belongs to auto-parts field, more particularly to a kind of semiclosed fastening structure.The utility model provides a kind of semiclosed fastening structure, including：Fixed body, connected piece and fastening unit；Fastening unit passes through fixed body and connected piece, and be connected body and connected piece；Fastening unit is L-type bolt, and one end cross section of L-type bolt is square.In the utility model, fastening unit is L-type bolt, when fastening unit is installed, the mounting hole into fixed body and connected piece can be hooked from behind, the inside of fixed body is stretched into one end of the L-type of fastening unit, when the other end of fastening unit is connected with other structures, and one end cross section of L-type is square, it is less likely to occur to rotate, improves installation effectiveness；Meanwhile, L-type bolt arrangement simple installation is also beneficial to the raising of installation effectiveness.Therefore, a kind of semiclosed fastening structure that the utility model is provided, solves in the prior art, installs inconvenience and the low technological deficiency of installation effectiveness.
Description
Technical field
The utility model belongs to auto-parts field, more particularly to a kind of semiclosed fastening structure.
Background technology
With developing rapidly for economic level, the car ownership of general public also rises year by year, accordingly for difference
The installation requirements of the automobile accessories of function are also lifted therewith.At present, the conventional installation fastening means of automobile industry includes：Bolt spiral shell
Female connection, welded nut bolt connection, rivet and self-drilling connection etc.；But, when one side of connected piece is in
Detent position, it is impossible to when being put into bolt, mounting means will be very restricted.
In the prior art, being usually used in the connection component of semiclosed fastening structure mainly includes：T-bolt and HOOK BOLTS
Deng.However, T-bolt has certain condition requirement, and the bolt during locking for the pore size on fixed body
Meeting transfer, installation effectiveness is relatively low；HOOK BOLTS meeting transfer during locking, after eave tile catches on fixed body, toward bolt
Axial direction can not pull out HOOK BOLTS, the mode that so fixed body and connected piece connection tighten together,
But, hook type bolt when in use, is frequently encountered when nut check, bolt meeting transfer, causes installing step
Rapid cumbersome, installation effectiveness is low.
Therefore, a kind of semiclosed fastening structure is developed, for solving in the prior art, to install inconvenience and installation effectiveness
Low technological deficiency, becomes those skilled in the art's urgent problem to be solved.
Utility model content
In view of this, the utility model provides a kind of semiclosed fastening structure, for solving in the prior art, to install not
Just and the low technological deficiency of installation effectiveness.
The utility model provides a kind of semiclosed fastening structure, and the semiclosed fastening structure includes：Fixed body, connected
Fitting and fastening unit；
The fastening unit passes through the fixed body and connected piece, connects the fixed body and connected piece；
The fastening unit is L-type bolt, and one end cross section of the L-type bolt is square.
Preferably, the semiclosed fastening structure also includes：Backing plate；
The backing plate is arranged between the fixed body and the connected piece, and rotation stop hole is provided with the backing plate；
The fastening unit passes through the rotation stop hole on the backing plate.
Preferably, the backing plate is L-type backing plate.
Preferably, the shape in the rotation stop hole is selected from：Any one in rectangle, triangle and square.
Preferably, the semiclosed fastening structure also includes：Locking unit；
The locking unit is screwed into the screw thread of the fastening unit, and screw thread is locked, and the locking unit is arranged at institute
State the outside of connector.
Preferably, the locking unit is flange surface nut.
Preferably, the semiclosed fastening structure also includes：Packing ring；
The packing ring is arranged between the locking unit and the connector.
Preferably, the flange surface nut and the contact surface side of the connector are non-smooth structure.
In summary, the utility model provides a kind of semiclosed fastening structure, and the semiclosed fastening structure includes：Gu
Determine body, connected piece and fastening unit；The fastening unit passes through the fixed body and connected piece, connect the fixed body and
Connected piece；The fastening unit is L-type bolt, and one end cross section of the L-type bolt is square.What the utility model was provided
In technical scheme, fastening unit is L-type bolt, when fastening unit is installed, can be hooked from behind into fixed body and connected piece
Mounting hole, one end of the L-type of fastening unit is stretched into the inside of fixed body, is connected in the other end of fastening unit with other structures
When, one end cross section of L-type is square, it is not easy to rotates, improves installation effectiveness；Meanwhile, L-type bolt arrangement installs letter
Just, it is also beneficial to the raising of installation effectiveness.Therefore, a kind of semiclosed fastening structure that the utility model is provided, is solved existing
In technology, inconvenience and the low technological deficiency of installation effectiveness are installed.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
A kind of structural representation for semiclosed fastening structure that Fig. 1 provides for the utility model；
A kind of cross-sectional view for semiclosed fastening structure that Fig. 2 provides for the utility model；
A kind of exploded perspective view for semiclosed fastening structure that Fig. 3 provides for the utility model；
Wherein, fixed body 1, backing plate 2, connected piece 3, fastening unit 4, locking unit 5 and packing ring 6.
Embodiment
In view of this, the utility model provides a kind of semiclosed fastening structure, for solving in the prior art, to install not
Just and the low technological deficiency of installation effectiveness.
The technical scheme in the utility model embodiment will be clearly and completely described below, it is clear that described
Embodiment is only a part of embodiment of the utility model, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to
The scope of the utility model protection.
In order to which the technical solution of the utility model is described in more detail, one provided with reference to embodiment the utility model
Semiclosed fastening structure is planted, is specifically described.
Fig. 1 to Fig. 3 is referred to, the utility model provides a kind of semiclosed fastening structure, including：Fixed body 1, be connected
Part 3 and fastening unit 4；Fastening unit 4 passes through fixed body 1 and connected piece 3, and be connected body 1 and connected piece 3；Fastening is single
Member 4 is L-type bolt, and one end cross section of L-type bolt is square.In the technical scheme that the utility model is provided, in fastening unit 4
When connected piece 3 is arranged on fixed body 1, fastening unit 4 is preferably L-type bolt by the utility model, is pacified in fastening unit 4
During dress, the mounting hole into fixed body 1 and connected piece 3 can be hooked from behind, and fixed body 1 is stretched into one end of the L-type of fastening unit 4
Inside, when the other end of fastening unit 4 is connected with other structures, one end cross section of L-type is square, so being not easy hair
It is raw to rotate, improve installation effectiveness；Meanwhile, L-type bolt arrangement simple installation is also beneficial to the raising of installation effectiveness.Therefore, originally
A kind of semiclosed fastening structure that utility model is provided, solves in the prior art, installs inconvenience and the low skill of installation effectiveness
Art defect.
For further optimisation technique scheme, the rotation of fastening unit 4, one kind that the utility model is provided are better protected from
Semiclosed fastening structure also includes：Backing plate 2；Backing plate 2 is arranged between fixed body 1 and connected piece 3, is provided with only on backing plate 2
Turn hole；Fastening unit 4 passes through the rotation stop hole on backing plate 2.If in the installation process of other structures, fastening unit 4 rotates,
Because fastening unit 4 is the rotation stop hole through backing plate 2, therefore, backing plate 2 need to be driven to rotate；Now, if wanting to occur to turn
Dynamic, the bending edges of the bending edges and connected piece 3 of backing plate 2 hang together, it is impossible to rotate；Meanwhile, also need to overcome backing plate 2 with fixing
Frictional force between body 1 and connector 3, now, fastening unit 4 be difficult rotate, improve efficiency of assembling, be easy to it is follow-up its
The installation of remaining part part.
Further prioritization scheme, is better protected from the rotation of fastening unit 4, a kind of half envelope that the utility model is provided
Close in fastening structure, backing plate 2 is L-type backing plate.One end of L-type backing plate can catch on connected piece 3, similarly, and L-type backing plate can also
Fixed body is caught on, so, under the clamping of fixed body 1 and connected piece 3 any rotation cannot occur for L-type backing plate, therefore,
Further, fastening unit 4 also can not just rotate.
For ease of assembling, while in view of the character structure of conventional fastener unit 4, a kind of half envelope that the utility model is provided
Close in fastening structure, the shape in the rotation stop hole of backing plate 2 is selected from：Any one in rectangle, triangle and square.
To prevent that fastening unit 4 from, when automobile bumpiness etc. vibrates strong situation, falling off at connected piece 3, this
A kind of semiclosed fastening structure that utility model is provided also includes：Locking unit 5；Locking unit 5 is screwed into the spiral shell of fastening unit 4
Line, screw thread is locked.Locking unit 5 is arranged at the outside of connector 3, and locking unit can preferably lock fastening unit 4
On the composite construction of fixed body 1 and connected piece 3.
On the basis of the good locking effect of locking unit 5 is ensured, while taking into account to improve efficiency of assembling and reduction
In production cost, a kind of semiclosed fastening structure that the utility model is provided, locking unit 5 is flange surface nut.
Further prioritization scheme, further optimizes the locking effect of locking unit 5, one kind half that the utility model is provided
Closing fastening structure also includes：Packing ring 6；Packing ring 6 is arranged between locking unit 5 and connected piece 3.
Further to increase the loosing prevention frictional force of locking unit 5 and connected piece 3, increase locking torque prevents pine
It is dynamic, in a kind of semiclosed fastening structure that the utility model is provided, the contact with connected piece 3 of the flange surface nut of locking unit 5
Face side is non-smooth structure.Similarly, the flange surface nut of enlarged in the selection of nut, can be also selected, increases contact surface
Area, further increases loosing prevention frictional force, and increase locking torque prevents from loosening.
It can be drawn from above-mentioned technical proposal, a kind of semiclosed fastening structure that the utility model is provided, with following excellent
Point：
(1) the characteristics of, the utility model combines HOOK BOLTS and square neck bolt, solves common HOOK BOLTS transfer and asks
Topic；It is highly suitable in semi-enclosed space connected piece being arranged on fixed body, the use scope than T-bolt is more widened
Extensively；
(2), prevent that the square hole of transfer when bolt is locked is opened in above L-type backing plate in the utility model, without
It is opened in above connected piece, so makes the processing mode of rotation stop square hole simpler, the precision of processing more can guarantee that, and
Processing cost can be reduced；Certainly, rotation stop hole machined is also possible on connected piece, will not be repeated here.
(3), bolt head can be hidden in the closed area inside fixed body by mounting means of the present utility model, will not
Visual appearance face is exposed at, the overall appearance impression of product is improved.
In summary, the utility model provides a kind of semiclosed fastening structure, and the semiclosed fastening structure includes：Gu
Determine body, connected piece and fastening unit；The fastening unit passes through the fixed body and connected piece, connect the fixed body and
Connected piece；The fastening unit is L-type bolt, and one end cross section of the L-type bolt is square.What the utility model was provided
In technical scheme, fastening unit is L-type bolt, when fastening unit is installed, can be hooked from behind into fixed body and connected piece
Mounting hole, one end of the L-type of fastening unit is stretched into the inside of fixed body, is connected in the other end of fastening unit with other structures
When, one end cross section of L-type is square, it is not easy to rotates, improves installation effectiveness；Meanwhile, L-type bolt arrangement installs letter
Just, it is also beneficial to the raising of installation effectiveness.Therefore, a kind of semiclosed fastening structure that the utility model is provided, is solved existing
In technology, inconvenience and the low technological deficiency of installation effectiveness are installed.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (8)
1. a kind of semiclosed fastening structure, it is characterised in that the semiclosed fastening structure includes：Fixed body, connected piece and
Fastening unit；
The fastening unit passes through the fixed body and connected piece, connects the fixed body and connected piece；
The fastening unit is L-type bolt, and one end cross section of the L-type bolt is square.
2. semiclosed fastening structure according to claim 1, it is characterised in that the semiclosed fastening structure also includes：
Backing plate；
The backing plate is arranged between the fixed body and the connected piece, and rotation stop hole is provided with the backing plate；
The fastening unit passes through the rotation stop hole on the backing plate.
3. semiclosed fastening structure according to claim 2, it is characterised in that the backing plate is L-type backing plate.
4. semiclosed fastening structure according to claim 2, it is characterised in that the shape in the rotation stop hole is selected from：Rectangle,
Triangle and any one in square.
5. semiclosed fastening structure according to claim 1, it is characterised in that the semiclosed fastening structure also includes：
Locking unit；
The locking unit is screwed into the screw thread of the fastening unit, and screw thread is locked, and the locking unit is arranged at the company
The outside of fitting.
6. semiclosed fastening structure according to claim 5, it is characterised in that the locking unit is flange surface nut.
7. semiclosed fastening structure according to claim 5, it is characterised in that the semiclosed fastening structure also includes：
Packing ring；
The packing ring is arranged between the locking unit and the connector.
8. semiclosed fastening structure according to claim 6, it is characterised in that the flange surface nut and the connector
Contact surface side be non-smooth structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621417630.XU CN206338292U (en) | 2016-12-22 | 2016-12-22 | A kind of semiclosed fastening structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621417630.XU CN206338292U (en) | 2016-12-22 | 2016-12-22 | A kind of semiclosed fastening structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206338292U true CN206338292U (en) | 2017-07-18 |
Family
ID=59302074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621417630.XU Expired - Fee Related CN206338292U (en) | 2016-12-22 | 2016-12-22 | A kind of semiclosed fastening structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206338292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523499A (en) * | 2016-12-22 | 2017-03-22 | 广东东箭汽车用品制造有限公司 | Semi-closed fastening structure |
-
2016
- 2016-12-22 CN CN201621417630.XU patent/CN206338292U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523499A (en) * | 2016-12-22 | 2017-03-22 | 广东东箭汽车用品制造有限公司 | Semi-closed fastening structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528315 West Lecong Road, Lecong Town, Shunde District, Guangdong, Foshan, China (B333) Patentee after: WINBO-DONGJIAN AUTOMOTIVE TECHNOLOGY Co.,Ltd. Address before: 528315 West Lecong Road, Lecong Town, Shunde District, Guangdong, Foshan, China (B333) Patentee before: Winbo-Dongjian Automotive Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170718 |