CN207093549U - Self-locking nut - Google Patents
Self-locking nut Download PDFInfo
- Publication number
- CN207093549U CN207093549U CN201720928643.1U CN201720928643U CN207093549U CN 207093549 U CN207093549 U CN 207093549U CN 201720928643 U CN201720928643 U CN 201720928643U CN 207093549 U CN207093549 U CN 207093549U
- Authority
- CN
- China
- Prior art keywords
- protector
- nut body
- self
- bolt
- locking
- 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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Links
- 230000001012 protector Effects 0.000 claims description 57
- 239000004952 Polyamide Substances 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 8
- 229920002647 polyamide Polymers 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000008774 maternal effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002184 metal Substances 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
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model provides a self-locking nut, include: nut body, protection piece. The protection piece is arranged at one end of the nut body and defines a protection space with the nut body; wherein one end of a bolt fitted with the nut body passes through the nut body and is accommodated in the protective space. According to the utility model discloses a self-locking nut can prevent that bolt and other objects from taking place to collide with or take place the corrosion.
Description
Technical field
Technical field of fastening is the utility model is related to, more particularly to a kind of self-locking nut.
Background technology
After the completion of metal self-locking nut assembling in correlation technique, one end with its fitted bolt is exposed state, certainly
Under right environment, easily collide with, corrosion, influence outward appearance and easily cause the problems such as can not dismantling.
Utility model content
The utility model is intended to one of technical problem at least solving in correlation technique to a certain extent.Therefore, this reality
With a kind of self-locking nut that can effectively protect bolt of new proposition.
According to self-locking nut of the present utility model, including：Nut body, protector.The protector is arranged on the spiral shell
One end of maternal body and limit guard space with the nut body；One end of the bolt wherein coordinated with the nut body
Through the nut body and it is contained in the guard space.
According to self-locking nut of the present utility model, by setting protector, and protector and spiral shell in one end of nut body
Described one end of maternal body limits guard space so that it is contained in through one end of the bolt of nut body in guard space,
Described one end of bolt is avoided to get rusty.
According to one embodiment of the present utility model, the protector is fixed by retaining mechanism and the nut body.
According to one embodiment of the present utility model, the retaining mechanism includes：Locking slot and with the locking slot coordinate
Lock projection, one of the locking slot and the lock projection is arranged on the nut body, the locking slot and institute
Another for stating lock projection is arranged on the protector.
According to one embodiment of the present utility model, the lock projection is arranged on the protector, and the locking is convex
Rise and be formed in one part with the protector.
According to one embodiment of the present utility model, the internal perisporium of the protector is smooth inner wall to facilitate the bolt
Voluntarily attack and drill out screw thread.
According to one embodiment of the present utility model, the internal diameter of the part of the close nut body of the protector is small
In the external diameter of the bolt.
According to one embodiment of the present utility model, the bolt is interference fitted with the protector.
According to one embodiment of the present utility model, the material of the protector is polyamide.
Additional aspect and advantage will be set forth in part in the description, and partly will become apparent from the description below,
Or recognized by practice of the present utility model.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will in the description from combination accompanying drawings below to embodiment
Become obvious and be readily appreciated that, wherein：
Fig. 1 is the structural representation according to self-locking nut of the present utility model.
Reference：Self-locking nut 100, nut body 110, protector 120, lock projection 130, guard space 101,
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings.Below by
The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that new to this practicality
The limitation of type.
In description of the present 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 ", " circumference " 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 to limit of the present utility model
System.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two
It is individual, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect or can communicate each other；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even, can be two element internals connection or two elements interaction relationship, limited unless otherwise clear and definite.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
Self-locking nut 100 of the present utility model is described below according to Fig. 1.
Nut body 110 and protector 120 can be included according to self-locking nut 100 of the present utility model.
Wherein protector 120 is arranged on one end of nut body 110 and limits guard space 101 with nut body 110,
Through nut body 110 and it is contained in bolt one end that nut body 110 coordinates in guard space 101.
As shown in figure 1, protector 120 is arranged on one end of nut body 110, that is to say, that one end of nut body 110
Closed by protector 120.Protector 120 can form a guard space for being used to protect bolt one end with nut body 110
101, protector 120 can be a kind of semicircular housing, and the inside of housing has certain space, that is, guard space
101, housing can protect bolt and nut body 110, prevent the part through nut body 110 of bolt from getting rusty.
One end of bolt can pass through nut body 110 by the nut body 110 being not closed out, then into protection
Space 101, guard space 101 can protect described one end of bolt, avoid described one end of bolt rotten by water or other debris
Erosion.
Nut body 110 coordinates with bolt, and one end of bolt (not shown) passes through nut body 110, nut body 110
Side can be closely connected with protector 120, and nut can form guard space 101 with protector 120, and protection bolt passes through spiral shell
One end of maternal body 110, reduce the infringement of outer bound pair nut body 110 and bolt.
According to the self-locking nut of the utility model embodiment, by setting protector 120 in one end of nut body 110,
And described one end of protector 120 and nut body 110 limits guard space 101 so that through the bolt of nut body 110
One end be contained in guard space 101, avoid described one end of bolt from getting rusty.
According to one embodiment of the present utility model, protector 120 passes through retaining mechanism and nut sheet in self-locking nut 100
Body 110 is fixed.
Be provided with retaining mechanism between nut body 110 and protector 120, retaining mechanism can by nut body 110 with
Protector 120 is fixedly connected, and makes closely to connect between nut body 110 and protector 120, so as to can effectively prevent ash
Dirt, greasy dirt etc. are entered in guard space 101, and the described one end and bolt for protecting nut are arranged on guard space 101
One end, avoid described one end of bolt that corrosion occurs.
Further, retaining mechanism can include locking slot and with locking slot coordinate lock projection 130, locking slot and
One of lock projection 130 is arranged on nut body 110, and another of locking slot and lock projection 130 are arranged on protector
On 120.
That is, when locking slot is arranged on nut body 110, lock projection is arranged on protector 120；Work as lock
When tight groove is arranged on protector 120, lock projection is arranged on nut body 110.
According to a specific embodiment, locking slot is arranged on nut body 110, one end tool lock of nut body 110
Tight groove, locking slot is arranged on the circumference of nut body 110 and opening is inwards opened wide；Lock projection 130 is arranged on protector 120
End periphery on and stretch out, lock projection 130 is completely embedded into locking slot so that nut body 110 with protection
Part 120 is tightly fastened, and then effectively prevents water dirt, greasy dirt etc. from entering inside guard space 101.
According to one embodiment of the present utility model, lock projection 130 is arranged on protector 120, lock projection 130 with
Protector 120 is formed in one part.Lock projection 130 is fabricated to an entirety with protector 120 in the fabrication process, makes locking
After there is good intensity, protector 120 are arranged between projection 130 and protector 120 on nut body 110, lock projection
130 can enter with the locking slot on nut body 110 to be interference fitted it is possible thereby to be better protected from water dirt, greasy dirt etc.
In guard space 101.
According to one embodiment of the present utility model, the internal perisporium of protector 120 is smooth inner wall to facilitate bolt voluntarily
Attack and drill out screw thread.Thus, it is possible to make the connection of bolt and protector 120 even closer, effectively prevent bolt from releasing, play certainly
The purpose of lock.
Internal diameter of the protector 120 close to the part of nut body 110 is less than the external diameter of bolt.That is, the one of bolt
It can be entered in guard space 101 after holding through nut body 110, and the diameter of bolt is less than the interior of protector 120
Footpath, thus bolt can voluntarily be attacked on protector 120 and drill out screw thread, make protector 120 and the even closer connection of bolt, have
Prevent water dirt, greasy dirt etc. from entering in guard space 101 to effect.
According to one embodiment of the present utility model, bolt is interference fitted with protector 120.
Using interference fit between bolt and protector 120, the cooperation tight ness rating of bolt and protector 120 is improved, is entered
One step improves the protective capability of guard space 101, while can also improve the impact resistance in protector 120, protection
Part 120 can preferably protect bolt.
According to a specific embodiment of the present utility model, the material of protector 120 is polyamide in self-locking nut 100
Resin, polyamide have preferable intensity and wear-resistant, and polyamide also has sound-deadening properties, shock absorption and self-lubricating
The characteristics of, polyamide has higher fusing point.
In addition, polyamide can also keep stronger strength and stiffness in higher temperature.Polyamide price simultaneously
Cheaply, the manufacturing cost of self-locking nut 100 and then is at least reduced to a certain extent.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the different embodiments or example and the feature of different embodiments or example described in this specification can be entered
Row combines and combination.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in the scope of the utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (8)
- A kind of 1. self-locking nut, it is characterised in that including：Nut body；Protector, the protector are arranged on one end of the nut body and limit guard space with the nut body； One end of the bolt wherein coordinated with the nut body is through the nut body and is contained in the guard space.
- 2. self-locking nut according to claim 1, it is characterised in that the protector passes through retaining mechanism and the nut Body is fixed.
- 3. self-locking nut according to claim 2, it is characterised in that the retaining mechanism includes：Locking slot and with it is described One of the lock projection that locking slot coordinates, the locking slot and the lock projection is arranged on the nut body, described Another of locking slot and the lock projection are arranged on the protector.
- 4. self-locking nut according to claim 3, it is characterised in that the lock projection is arranged on the protector, The lock projection and the protector are formed in one part.
- 5. self-locking nut according to claim 1, it is characterised in that the internal perisporium of the protector is smooth inner wall with side Toilet, which is stated bolt and voluntarily attacked, drills out screw thread.
- 6. self-locking nut according to claim 5, it is characterised in that the portion of the close nut body of the protector The internal diameter divided is less than the external diameter of the bolt.
- 7. self-locking nut according to claim 1, it is characterised in that the bolt is interference fitted with the protector.
- 8. self-locking nut according to claim 1, it is characterised in that the material of the protector is polyamide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720928643.1U CN207093549U (en) | 2017-07-27 | 2017-07-27 | Self-locking nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720928643.1U CN207093549U (en) | 2017-07-27 | 2017-07-27 | Self-locking nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207093549U true CN207093549U (en) | 2018-03-13 |
Family
ID=61546755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720928643.1U Active CN207093549U (en) | 2017-07-27 | 2017-07-27 | Self-locking nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207093549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110735842A (en) * | 2018-07-19 | 2020-01-31 | 中国石油天然气股份有限公司 | Bolt protection tool and bolt connecting assembly |
-
2017
- 2017-07-27 CN CN201720928643.1U patent/CN207093549U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110735842A (en) * | 2018-07-19 | 2020-01-31 | 中国石油天然气股份有限公司 | Bolt protection tool and bolt connecting assembly |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |