CN207297597U - A kind of anti-loose boss bolt of automobile using, nut structure - Google Patents
A kind of anti-loose boss bolt of automobile using, nut structure Download PDFInfo
- Publication number
- CN207297597U CN207297597U CN201721215593.9U CN201721215593U CN207297597U CN 207297597 U CN207297597 U CN 207297597U CN 201721215593 U CN201721215593 U CN 201721215593U CN 207297597 U CN207297597 U CN 207297597U
- Authority
- CN
- China
- Prior art keywords
- fastener
- boss bolt
- snap fit
- head
- fit tabs
- Prior art date
- 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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Abstract
The utility model discloses a kind of anti-loose boss bolt of automobile using, nut structure, including boss bolt body and hub nut body, the boss bolt body includes head and shaft, threaded connection place on the shaft with hub nut body is equipped with external screw thread, straight knurling is equipped between the external screw thread and head, seal groove is formed between the straight knurling and external screw thread, sealing device is equipped with the seal groove, the one side on hub nut body close to the head is connected with the first fastener, the tip inside of first fastener is equipped with the first snap fit tabs for being used for withholding head, the one side of the head close to hub nut body is equipped with the second fastener, the tip inside of second fastener is equipped with the second snap fit tabs.The utility model can effectively prevent boss bolt and come off and can get rusty to avoid boss bolt.
Description
Technical field
It the utility model is related to boss bolt technical field, more particularly to a kind of anti-loose boss bolt of automobile using, nut
Structure.
Background technology
Bolt, for one of most common machine components, the cylindrical threaded fastener of adapted nut.Bolt：By head
Portion and screw rod（With externally threaded cylinder）One kind fastener dimerous, need to coordinate with nut, for being fastenedly connected
Two parts for carrying through hole.This type of attachment claims to be bolted.As nut is screwed off from bolt, and the two can be made
Part separates, therefore it is to belong to be detachably connected to be bolted.
Boss bolt is also known as tire bolt, to fixed brake drum and wheel hub and the component such as wheel disc and wheel hub, is using
When and nut（Including inner nut, set nut and outer nut etc.）Coordinate, therefore be and nut supply in full sets on fittings supply.
Boss bolt on automobile uses the risk there is loose or dislocation in long-time, and since running car is not
With on the road of environment, therefore, wheel hub will unavoidably be related to rainwater, acid mist, dust etc., for a long time can lead wheel hub screw corrosion
Boss bolt is caused to get rusty.
Utility model content
The purpose of this utility model is to provide a kind of anti-loose boss bolt of automobile using, nut structure, can effectively prevent
Boss bolt comes off and can get rusty to avoid boss bolt, solves the problems, such as boss bolt loose or dislocation, easily gets rusty.
According to a kind of anti-loose boss bolt of automobile using, nut structure of the utility model embodiment, including boss bolt
Body and hub nut body, the boss bolt body include head and shaft, on the shaft with hub nut body
Threaded connection place is equipped with external screw thread, is equipped with straight knurling between the external screw thread and head, the straight knurling and external screw thread it
Between form seal groove, be equipped with sealing device in the seal groove, the one side on hub nut body close to the head is connected with the
One fastener, the tip inside of first fastener are equipped with the first snap fit tabs for being used for withholding head, the head
The one side of portion close to hub nut body is equipped with the second fastener, and the tip inside of second fastener is equipped with the second engaging
Protrusion, the corresponding position of the hub nut body and the second fastener are equipped with the slot for the insertion of the second snap fit tabs, institute
The inner wall for stating slot is equipped with and the matched card slot of the second snap fit tabs.
On the basis of such scheme, the sealing device includes annular fixinig plate, shrapnel and seal washer, and the annular is solid
Stator is fastenedly connected on seal groove, and the seal washer is set in seal groove, the shrapnel be installed on annular fixinig plate with
Between seal washer.
On the basis of such scheme, the cross section of the shrapnel is V-shaped, is set in seal groove.
On the basis of such scheme, first fastener is located at the outside on head, including multiple circular arrays are set
Connecting rod, the end of each connecting rod in is equipped with the first snap fit tabs, the internal diameter of the first snap fit tabs place annulus is less than
The outside diameter on head.
On the basis of such scheme, second fastener includes two pieces of arc panels, and the tip inside of every piece of arc panel is equal
Equipped with the second snap fit tabs, the slot is in the annular groove being adapted with two pieces of arc panels.
On the basis of such scheme, first snap fit tabs, the cross section of the second snap fit tabs are round and smooth in corner
Right angled triangle.
On the basis of such scheme, first fastener is integrally formed with hub bolt body, second fastener with
This body by integral forming of hub nut.
The utility model has an advantageous effect in that compared with prior art：When boss bolt body and hub nut body
When passing through screw-threaded coupling, the first snap fit tabs on the first fastener are under the deformation elastic force effect of the first fastener by wheel hub spiral shell
The head of bolt body tightly fastens, and the second snap fit tabs on the second fastener will under the deformation elastic force effect of the second fastener
Card slot in the slot of hub nut body tightly fastens, and forms dual anticreep measure, effectively avoids boss bolt from wheel hub spiral shell
Come off on mother, leakproofness is strengthened by the sealing device set in seal groove, when boss bolt body and hub nut body lead to
After crossing screw-threaded coupling, shrapnel is compressed, and under the elastic force effect of annular shrapnel, seal washer is tightly against in seal groove and is ensured
Boss bolt body and the sealing of hub nut body junction, the anti-loose boss bolt of the automobile using, nut structure are effectively anti-
Only boss bolt comes off and can get rusty to avoid boss bolt.
Brief description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form the limitation to the utility model.In the accompanying drawings：
Fig. 1 be the utility model proposes a kind of anti-loose boss bolt of automobile using, nut structure structure diagram；
Fig. 2 is the enlarged diagram at A positions in Fig. 1；
Fig. 3 is the enlarged diagram at B positions in Fig. 1；
Fig. 4 is the cross-sectional structure schematic diagram of sealing device installed position.
In figure：1- boss bolts body, 2- hub nuts body, 3- heads, 4- shafts, 5- external screw threads, 6- straight knurling,
7- seal grooves, the first fasteners of 8-, the first snap fit tabs of 9-, the second fasteners of 10-, the second snap fit tabs of 11-, 12- slots,
13- card slots, 14- annulars fixinig plate, 15- shrapnels, 16- seal washers.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit to the utility model
System.
With reference to Fig. 1-4, a kind of anti-loose boss bolt of automobile using, nut structure, including boss bolt body 1 and wheel hub spiral shell
Maternal body 2, it is characterised in that：Boss bolt body 1 includes head 3 and shaft 4, the screw thread on shaft 4 with hub nut body 2
Junction is equipped with external screw thread 5, and straight knurling 6 is equipped between external screw thread 5 and head 3, is formed between straight knurling 6 and external screw thread close
Sealing groove 7, is equipped with sealing device in seal groove 7, and for preventing rainwater, acid mist, dust from invading, hub nut body 2 is close to head 3
One side be connected with the first fastener 8, the tip inside of the first fastener 8 is equipped with the first card for being used for withholding head 3
Protrusion 9 is closed, the one side of head 3 close to hub nut body 2 is equipped with the second fastener 10, the tip inside of the second fastener 10
Equipped with the second snap fit tabs 11, the corresponding position of 2 and second fastener 10 of hub nut body, which is equipped with, supplies the second snap fit tabs
The slots 12 of 11 insertions, the inner wall of slot 12 be equipped with 11 matched card slot 13 of the second snap fit tabs, sealing device includes
Annular fixinig plate 14, shrapnel 15 and seal washer 16, annular fixinig plate 14 are fastenedly connected on seal groove 7,16 sets of seal washer
It is located in seal groove 7, shrapnel 15 is installed between annular fixinig plate 14 and seal washer 16, and the cross section of shrapnel 15 is V-shaped, set
It is located in seal groove 7, the first fastener 8 is located at the outside on head 3, including the connecting rod that multiple circular arrays are set, Mei Gelian
The end of bar in be equipped with the first snap fit tabs 9, the internal diameter of 9 place annulus of the first snap fit tabs less than head 3 outside diameter, second
Fastener 10 includes two pieces of arc panels, and the tip inside of every piece of arc panel is equipped with the second snap fit tabs 11, and slot 12 is in and two
The annular groove that block arc panel is adapted, the first snap fit tabs 9, the cross section of the second snap fit tabs 11 are in the round and smooth right angle in corner
Triangle, is easily installed boss bolt, and for strengthening anticreep effect, the first fastener 8 is integrally formed with hub bolt body 1, the
Two fasteners 10 are integrally formed with hub nut body 2, are effectively improved its structural strength, are avoided junction from being broken.
In use, the shaft 4 of boss bolt body 1 is screwed in hub nut body 2 by external screw thread 5, when wheel hub spiral shell
When bolt body 1 and hub nut body 2 pass through screw-threaded coupling, the first snap fit tabs 9 on the first fastener 8 are in the first fastener
The head 3 of boss bolt body 1 is tightly fastened under 8 deformation elastic force effect, avoids boss bolt body 1 from deviating from, the second card
The second snap fit tabs 11 on component 10 are under the deformation elastic force effect of the second fastener 10 by the slot 12 of hub nut body 2
Interior card slot 13 tightly fastens, and forms dual anticreep measure, effectively avoids boss bolt from coming off from hub nut, also, works as
After boss bolt body 1 and hub nut body 2 are by screw-threaded coupling, shrapnel 15 is compressed, and is made in the elastic force of annular shrapnel 15
Under, seal washer 16 is tightly against and ensures the close of boss bolt body 1 and 2 junction of hub nut body in seal groove 7
Envelope, avoids rainwater, acid mist, dust etc. from invading.
Part is not described in detail for the utility model, is the known technology of those skilled in the art.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of anti-loose boss bolt of automobile using, nut structure, including boss bolt body（1）With hub nut body（2）,
It is characterized in that：The boss bolt body（1）Including head（3）And shaft（4）, the shaft（4）Upper and hub nut sheet
Body（2）Threaded connection place be equipped with external screw thread（5）, the external screw thread（5）With head（3）Between be equipped with straight knurling（6）, it is described
Straight knurling（6）Seal groove is formed between external screw thread（7）, the seal groove（7）It is interior to be equipped with sealing device, the hub nut
Body（2）Close to head（3）One side be connected with the first fastener（8）, first fastener（8）Tip inside be equipped with use
In by head（3）The first snap fit tabs withheld（9）, the head（3）Close to hub nut body（2）One side on set
There is the second fastener（10）, second fastener（10）Tip inside be equipped with the second snap fit tabs（11）, the wheel hub spiral shell
Maternal body（2）With the second fastener（10）Corresponding position be equipped with supply the second snap fit tabs（11）The slot of insertion（12）, institute
State slot（12）Inner wall be equipped with and second snap fit tabs（11）Matched card slot（13）.
2. a kind of anti-loose boss bolt of automobile using according to claim 1, nut structure, it is characterised in that：It is described close
Seal apparatus includes annular fixinig plate（14）, shrapnel（15）And seal washer（16）, the annular fixinig plate（14）It is fastenedly connected
Seal groove（7）On, the seal washer（16）It is set in seal groove（7）It is interior, the shrapnel（15）Installed in annular fixinig plate
（14）With seal washer（16）Between.
3. a kind of anti-loose boss bolt of automobile using according to claim 2, nut structure, it is characterised in that：The bullet
Piece（15）Cross section it is V-shaped, be set in seal groove（7）It is interior.
4. a kind of anti-loose boss bolt of automobile using according to claim 1, nut structure, it is characterised in that：Described
One fastener（8）Positioned at head（3）Outside, include the connecting rod that multiple circular arrays are set, the end of each connecting rod is interior
Equipped with the first snap fit tabs（9）, first snap fit tabs（9）The internal diameter of place annulus is less than head（3）Outside diameter.
5. a kind of anti-loose boss bolt of automobile using according to claim 1, nut structure, it is characterised in that：Described
Two fasteners（10）Including two pieces of arc panels, the tip inside of every piece of arc panel is equipped with the second snap fit tabs（11）, it is described to insert
Groove（12）In the annular groove being adapted with two pieces of arc panels.
6. a kind of anti-loose boss bolt of automobile using according to claim 1, nut structure, it is characterised in that：Described
One snap fit tabs（9）, the second snap fit tabs（11）Cross section in the round and smooth right angled triangle in corner.
7. a kind of anti-loose boss bolt of automobile using according to claim 1, nut structure, it is characterised in that：Described
One fastener（8）With hub bolt body（1）It is integrally formed, second fastener（10）With hub nut body（2）One into
Type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721215593.9U CN207297597U (en) | 2017-09-21 | 2017-09-21 | A kind of anti-loose boss bolt of automobile using, nut structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721215593.9U CN207297597U (en) | 2017-09-21 | 2017-09-21 | A kind of anti-loose boss bolt of automobile using, nut structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207297597U true CN207297597U (en) | 2018-05-01 |
Family
ID=62443011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721215593.9U Expired - Fee Related CN207297597U (en) | 2017-09-21 | 2017-09-21 | A kind of anti-loose boss bolt of automobile using, nut structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207297597U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869507A (en) * | 2018-09-13 | 2018-11-23 | 甘建国 | A kind of bolt of good seal performance |
| CN111692183A (en) * | 2020-06-19 | 2020-09-22 | 嘉兴同辉汽配有限公司 | T-shaped bolt with tenon |
| CN112677092A (en) * | 2020-12-22 | 2021-04-20 | 中国人民解放军陆军工程大学 | Special sealing and dismounting tool for equipment machinery |
| CN114458672A (en) * | 2022-01-21 | 2022-05-10 | 舒城嘉恒磁业有限公司 | Expansion stud |
| CN114458672B (en) * | 2022-01-21 | 2024-04-30 | 江西海威智能装备有限公司 | Expansion stud |
-
2017
- 2017-09-21 CN CN201721215593.9U patent/CN207297597U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869507A (en) * | 2018-09-13 | 2018-11-23 | 甘建国 | A kind of bolt of good seal performance |
| CN111692183A (en) * | 2020-06-19 | 2020-09-22 | 嘉兴同辉汽配有限公司 | T-shaped bolt with tenon |
| CN112677092A (en) * | 2020-12-22 | 2021-04-20 | 中国人民解放军陆军工程大学 | Special sealing and dismounting tool for equipment machinery |
| CN114458672A (en) * | 2022-01-21 | 2022-05-10 | 舒城嘉恒磁业有限公司 | Expansion stud |
| CN114458672B (en) * | 2022-01-21 | 2024-04-30 | 江西海威智能装备有限公司 | Expansion stud |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20180921 |