CN206929183U - A kind of anti-drop bolt component - Google Patents
A kind of anti-drop bolt component Download PDFInfo
- Publication number
- CN206929183U CN206929183U CN201720830791.XU CN201720830791U CN206929183U CN 206929183 U CN206929183 U CN 206929183U CN 201720830791 U CN201720830791 U CN 201720830791U CN 206929183 U CN206929183 U CN 206929183U
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- CN
- China
- Prior art keywords
- annular side
- end cover
- groove
- dovetail
- slide block
- 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.)
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Abstract
The utility model provides a kind of anti-drop bolt component,Including groove,Back-moving spring,Alignment pin,Dust plug,Upper end cover,Dovetail groove,Sealing joint strip and dovetail slide block,Groove is opened in screw rod annular side lower position,Back-moving spring is fixed in groove,Alignment pin is arranged on back-moving spring,The design achieves nut to position support function,Dust plug is fixed on upper surface medium position in upper end cover,Dovetail groove is opened in bolt head annular side,Upper end cover is sleeved in bolt head annular side,Sealing joint strip is arranged on upper end cover annular side surface upper part position,Dovetail slide block is fixed on upper end cover annular side lower position,And dovetail slide block is assemblied in dovetail groove,The design achieves sealing protection function,Extend service life of the present utility model,The utility model is rational in infrastructure,Barrier propterty is good,Service life is grown,It is practical,Stability is good,Reliability is high.
Description
Technical field
The utility model is a kind of anti-drop bolt component, belongs to tightening technology field.
Background technology
Bolt：Machine components, the cylindrical threaded fastener of adapted nut.External screw thread (is carried by head and screw rod
Cylinder) a kind of fastener dimerous, need to coordinate with nut, for be fastenedly connected two carry through hole parts.
This type of attachment claims bolt connection.It as nut is screwed off from bolt, can separate the two parts again, therefore bolt connection
It is to belong to be detachably connected, by the force way point of connection：It is point common and have articulation hole.By head shape point：Have six
Angle head, round end, square spigot, countersunk head etc..Wherein turret head is the most frequently used.General countersunk head, which is used in, requires connection
Place, using very extensive.
Bolt assembly structure of the prior art is similar, and its nut is dropped using easily loosening for a long time, using steady
It is qualitative bad；Bolt assembly of the prior art is exposed for a long time in atmosphere, easily rotten by the moisture in air and dust
Erosion, service life is limited, so being badly in need of wanting a kind of anti-drop bolt component to solve above-mentioned produced problem.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose is to provide a kind of anti-drop bolt component, to solve
The problem of being proposed in above-mentioned background technology, the utility model is rational in infrastructure, and barrier propterty is good, service life length, practical, surely
Qualitative good, reliability is high.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of anti-drop bolt
Component, including module body, anti-shedding mechanism and sealing protection mechanism, the module body include inner hexagonal hole, bolt head,
Screw rod and fixing nut, the inner hexagonal hole are opened in bolt head upper surface medium position, and the screw rod is fixed on bolt head
Lower surface medium position, the fixing nut are assemblied on screw rod, and the anti-shedding mechanism is arranged on screw rod annular side bottom
Position, the anti-shedding mechanism include groove, back-moving spring and alignment pin, and the groove is opened in screw rod annular side bottom
Position, the back-moving spring are fixed in groove, and the alignment pin is arranged on back-moving spring, and the sealing protection mechanism is set
In bolt head annular side, the sealing protection mechanism includes dust plug, upper end cover, dovetail groove, sealing joint strip and dovetail
Sliding block, the dust plug are fixed on upper surface medium position in upper end cover, and the dovetail groove is opened in bolt head annular side,
The upper end cover is sleeved in bolt head annular side, and the sealing joint strip is arranged on upper end cover annular side surface upper part position,
The dovetail slide block is fixed on upper end cover annular side lower position, and dovetail slide block is assemblied in dovetail groove.
Further, the anti-shedding mechanism is provided with two groups, and anti-shedding mechanism described in two groups is symmetricly set on screw rod annular
Side lower position, and two groups of anti-shedding mechanism structures are identical.
Further, the cross section of the alignment pin is in regular hexagon.
Further, the axis of the dust plug and the axis of inner hexagonal hole are on same longitudinal axis.
Further, upper end cover upper surface medium position is provided with handle, and handle passes through rotating shaft and upper end cover phase
Connection.
Further, the dovetail groove and dovetail slide block are equipped with two groups, and dovetail groove described in two groups is symmetrically opened in spiral shell
On bolt head annular side, dovetail slide block described in two groups is symmetricly set on upper end cover annular side upper position.
The beneficial effects of the utility model：A kind of anti-drop bolt component of the present utility model, because the utility model adds
Groove, back-moving spring and alignment pin, the design achieves nut to position support function, avoids the situation hair that nut drops
Raw, it is similar to solve original bolt assembly structure, and its nut is dropped using easily loosening for a long time, and stability in use is bad
The problem of.
Because the utility model with the addition of dust plug, upper end cover, dovetail groove, sealing joint strip and dovetail slide block, the design is real
Sealing protection function is showed, has extended service life of the present utility model, it is exposed in sky for a long time to solve original bolt assembly
In gas, easily corroded by the moisture in air and dust, the problem of service life is limited.
Because the utility model with the addition of handle, the design is easy to operating personnel to move upper end cover, because the utility model adds
Rotating shaft, the design are easy to the rotation of handle when not in use to place, and the utility model is rational in infrastructure, and barrier propterty is good, use the longevity
Life length, practical, stability is good, and reliability is high.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural representation of anti-drop bolt component of the utility model；
Fig. 2 is the structural representation of anti-shedding mechanism in a kind of anti-drop bolt component of the utility model；
Fig. 3 is the structural representation of sealing protection mechanism in a kind of anti-drop bolt component of the utility model；
In figure：1- anti-shedding mechanisms, 2- sealing protections mechanism, 3- inner hexagonal holes, 4- bolt heads, 5- screw rods, 6- fix spiral shell
Mother, 11- grooves, 12- back-moving springs, 13- alignment pins, 21- dust plugs, 22- upper end covers, 23- dovetail grooves, 24- sealing joint strips,
25- dovetail slide blocks.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
Fig. 1-Fig. 3 is referred to, the utility model provides a kind of technical scheme：A kind of anti-drop bolt component, including component
Main body, anti-shedding mechanism 1 and sealing protection mechanism 2, module body include inner hexagonal hole 3, bolt head 4, screw rod 5 and fixed
Nut 6, inner hexagonal hole 3 are opened in the upper surface medium position of bolt head 4, and screw rod 5 is fixed on the lower surface medium position of bolt head 4,
Fixing nut 6 is assemblied on screw rod 5.
Anti-shedding mechanism 1 is arranged on the annular side lower position of screw rod 5, and anti-shedding mechanism 1 includes groove 11, back-moving spring
12 and alignment pin 13, groove 11 be opened in the annular side lower position of screw rod 5, back-moving spring 12 is fixed in groove 11, fixed
Position pin 13 is arranged on back-moving spring 12, and the design achieves nut to position support function, avoids the situation hair that nut drops
It is raw.
Sealing protection mechanism 2 is arranged in the annular side of bolt head 4, and sealing protection mechanism 2 includes dust plug 21, upper end cover
22nd, dovetail groove 23, sealing joint strip 24 and dovetail slide block 25, dust plug 21 are fixed on upper surface medium position in upper end cover 22,
Dovetail groove 23 is opened in the annular side of bolt head 4, and upper end cover 22 is sleeved in the annular side of bolt head 4, and sealing joint strip 24 is pacified
Mounted in the annular side surface upper part position of upper end cover 22, dovetail slide block 25 is fixed on the annular side lower position of upper end cover 22, and
Dovetail slide block 25 is assemblied in dovetail groove 23, the design achieves sealing protection function, is extended and of the present utility model is used the longevity
Life.
Anti-shedding mechanism 1 is provided with two groups, and two groups of anti-shedding mechanisms 1 are symmetricly set on the annular side lower position of screw rod 5, and
Two groups of structures of anti-shedding mechanism 1 are identical, and the cross section of alignment pin 13 is in regular hexagon, the axis of dust plug 21 and inner hexagonal hole
On same longitudinal axis, the upper surface medium position of upper end cover 22 is provided with handle for 3 axis, and handle by rotating shaft with it is upper
End cap 22 is connected, and dovetail groove 23 and dovetail slide block 25 are equipped with two groups, and two groups of dovetail grooves 23 are symmetrically opened in the ring of bolt head 4
On shape side, two groups of dovetail slide blocks 25 are symmetricly set on the annular side upper position of upper end cover 22.
Embodiment：In progress in use, operating personnel first is checked the utility model, check whether and deposit
In defect, it can not just carry out using if there is defect, now need to notify maintenance personal to be repaired, if do not deposited
It can be carried out using if problem, in use, operating personnel presses alignment pin 13 first, alignment pin 13 oppresses back-moving spring
12, elastic deformation occurs for back-moving spring 12, and then alignment pin 13 is moved in groove 11, and operating personnel assembles fixing nut 6
On the top of screw rod 5, operating personnel unclamps alignment pin 13, and back-moving spring 12 recovers elastic deformation, and then alignment pin 13 is ejected recessed
Outside groove 11, when fixing nut 6, which loosens, to drop downwards, alignment pin 13 blocks fixing nut 6, it is achieved thereby that nut positioning branch
Function is supportted, the situation that nut drops is avoided and occurs.
Operating personnel inserts the dovetail slide block 25 on upper end cover 22 in dovetail groove 23, presses upper end cover 22 still further below, enters
And upper end cover 22 drives dust plug 21 to move down, and dust plug 21 is filled in inner hexagonal hole 3, while sealing joint strip 24 and spiral shell
First 4 annular side of bolt is brought into close contact, and ensure that the sealing of upper end cover 22, it is achieved thereby that sealing protection function, extends this
The service life of utility model.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in the utility model.Any reference in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of anti-drop bolt component, including module body, anti-shedding mechanism and sealing protection mechanism, it is characterised in that：
The module body includes inner hexagonal hole, bolt head, screw rod and fixing nut, and the inner hexagonal hole is opened in bolt head upper end
Middle face position, the screw rod are fixed on bolt head lower surface medium position, and the fixing nut is assemblied on screw rod；
The anti-shedding mechanism is arranged on screw rod annular side lower position, and the anti-shedding mechanism includes groove, back-moving spring
And alignment pin, the groove are opened in screw rod annular side lower position, the back-moving spring is fixed in groove, described fixed
Position pin is arranged on back-moving spring；
The sealing protection mechanism is arranged in bolt head annular side, the sealing protection mechanism include dust plug, upper end cover,
Dovetail groove, sealing joint strip and dovetail slide block, the dust plug are fixed on upper surface medium position in upper end cover, the dovetail groove
It is opened in bolt head annular side, the upper end cover is sleeved in bolt head annular side, and the sealing joint strip is arranged on upper
End cap annular side surface upper part position, the dovetail slide block are fixed on upper end cover annular side lower position, and dovetail slide block
It is assemblied in dovetail groove.
A kind of 2. anti-drop bolt component according to claim 1, it is characterised in that：The anti-shedding mechanism is provided with two
Group, anti-shedding mechanism described in two groups is symmetricly set on screw rod annular side lower position, and two groups of anti-shedding mechanism structures are identical.
A kind of 3. anti-drop bolt component according to claim 1, it is characterised in that：The cross section of the alignment pin is in just
Hexagon.
A kind of 4. anti-drop bolt component according to claim 1, it is characterised in that：The axis of the dust plug with it is interior
The axis of hexagon ring is on same longitudinal axis.
A kind of 5. anti-drop bolt component according to claim 1, it is characterised in that：Position in the upper end cover upper surface
Put and handle is installed, and handle is connected by rotating shaft with upper end cover.
A kind of 6. anti-drop bolt component according to claim 1, it is characterised in that：The dovetail groove and dovetail slide block
Two groups are equipped with, dovetail groove is symmetrically opened in bolt head annular side described in two groups, and dovetail slide block described in two groups is symmetrical arranged
In upper end cover annular side upper position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720830791.XU CN206929183U (en) | 2017-07-10 | 2017-07-10 | A kind of anti-drop bolt component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720830791.XU CN206929183U (en) | 2017-07-10 | 2017-07-10 | A kind of anti-drop bolt component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206929183U true CN206929183U (en) | 2018-01-26 |
Family
ID=61354737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720830791.XU Expired - Fee Related CN206929183U (en) | 2017-07-10 | 2017-07-10 | A kind of anti-drop bolt component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206929183U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361263A (en) * | 2018-03-05 | 2018-08-03 | 王光勇 | A kind of diplopore bolt |
| CN109139659A (en) * | 2018-09-26 | 2019-01-04 | 嘉善县第二实验小学 | A kind of anti-loosening bolt part |
| CN111929046A (en) * | 2020-07-31 | 2020-11-13 | 山东高强紧固件有限公司 | Nut thread detection equipment |
| CN112600338A (en) * | 2020-12-18 | 2021-04-02 | 浙江科宁电机有限公司 | Motor rotor capable of being tightly connected with motor end cover |
| CN112727887A (en) * | 2020-12-29 | 2021-04-30 | 刘涛 | Fastening bolt |
-
2017
- 2017-07-10 CN CN201720830791.XU patent/CN206929183U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361263A (en) * | 2018-03-05 | 2018-08-03 | 王光勇 | A kind of diplopore bolt |
| CN109139659A (en) * | 2018-09-26 | 2019-01-04 | 嘉善县第二实验小学 | A kind of anti-loosening bolt part |
| CN111929046A (en) * | 2020-07-31 | 2020-11-13 | 山东高强紧固件有限公司 | Nut thread detection equipment |
| CN111929046B (en) * | 2020-07-31 | 2022-03-08 | 山东高强紧固件有限公司 | Nut thread detection equipment |
| CN112600338A (en) * | 2020-12-18 | 2021-04-02 | 浙江科宁电机有限公司 | Motor rotor capable of being tightly connected with motor end cover |
| CN112727887A (en) * | 2020-12-29 | 2021-04-30 | 刘涛 | Fastening bolt |
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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: 20180126 Termination date: 20180710 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |