CN209212771U - A kind of non-maintaining pin shaft structure - Google Patents
A kind of non-maintaining pin shaft structure Download PDFInfo
- Publication number
- CN209212771U CN209212771U CN201821967975.1U CN201821967975U CN209212771U CN 209212771 U CN209212771 U CN 209212771U CN 201821967975 U CN201821967975 U CN 201821967975U CN 209212771 U CN209212771 U CN 209212771U
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- CN
- China
- Prior art keywords
- pin shaft
- main body
- shaft main
- diameter
- thermal conductive
- 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 discloses a kind of non-maintaining pin shaft structures, including pin shaft main body and axis pin base, the top of pin shaft main body is fixedly connected with axle cap, the fixation of the inside of axle cap two sides offers stepped oil storage tank, several raised lines are offered on the side wall of pin shaft body top, the outer surface of several raised lines is arranged with thermal conductive silicon cushion rubber, the top of axis pin base offers circular groove, the bottom fixation of pin shaft main body offers several hole slots, the interior welds of pin shaft main body bottom end have self-locking thread insert, internal screw thread is offered on the inner wall of self-locking thread insert, the beneficial effects of the utility model are: passing through the thermal conductive silicon cushion rubber being equipped with, the vibration of pin shaft main body can be reduced, to improve the service life of pin shaft, pass through the raised line and oil storage tank being equipped with, it is more stable that raised line connect thermal conductive silicon cushion rubber with pin shaft main body, it increases and thermal conductive silicon cushion rubber again simultaneously Contact area, convenient for preferably heat dissipation, oil storage tank is stored with certain lubricating oil, avoids regular addition lubricating oil and safeguards.
Description
Technical field
The utility model relates to a kind of pin shaft structure, in particular to a kind of non-maintaining pin shaft structure.
Background technique
Pin shaft is a kind of standardized fastener, both can static state be fixedly connected, can also do relative motion with connected piece, it is main
It is used for the hinged place of two parts, structure to be in the hinge connection.Pin shaft is usually locked with split pin, reliable operation, convenient disassembly.
Existing pin shaft mouth inconvenience is connect with product, makes product during the work time, is easy to be detached from product and pin shaft, from
And the stationarity of pin shaft is reduced, when generating vibration in the existing product course of work, making pin shaft, there may be slight cracks, reduce
The service life of pin shaft needs regular maintenance to be easy to produce excessive heat when frictional force is excessive at existing pin shaft axis hole
Amount, makes troubles to when using.
Utility model content
The purpose of this utility model is to provide a kind of non-maintaining pin shaft structures, to solve to propose in above-mentioned background technique
Regular maintenance, frictional force greatly be easy overheat the problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of non-maintaining pin shaft structure, including pin
Shaft body and axis pin base, the top of the pin shaft main body are fixedly connected with axle cap, and the fixation of the inside of the axle cap two sides opens up
There is stepped oil storage tank, offers several raised lines on the side wall of the pin shaft body top, the appearance of several raised lines
Surface cover is equipped with thermal conductive silicon cushion rubber, and the two sides in the middle part of the pin shaft main body are fixedly installed with limit salient point, the top of the axis pin base
End offers circular groove, inside the circular groove with the interspersed connection of pin shaft main body, the bottom of the pin shaft main body is fixed offer it is several
A hole slot, the interior welds of pin shaft main body bottom end have self-locking thread insert, offer internal screw thread on the inner wall of the self-locking thread insert.
As a kind of optimal technical scheme of the utility model, the diameter of several hole slots is 0.3 millimeter, and dry
Graphitic lubricant is embedded in a hole slot.
As a kind of optimal technical scheme of the utility model, the interspersed connection in the top of two stepped oil storage tanks
There is rubber stopper.
As a kind of optimal technical scheme of the utility model, diameter and the pin shaft main body of the thermal conductive silicon cushion rubber inner ring
Diameter is equal, and the diameter of thermal conductive silicon cushion rubber outer ring is less than the diameter of axle cap.
As a kind of optimal technical scheme of the utility model, the diameter of the circular groove is equal with the diameter of pin shaft main body.
Compared with prior art, the utility model has the beneficial effects that having excellent by the thermal conductive silicon cushion rubber being equipped with
Moisture-proof, antidetonation, Inverter fed motor, anti-electric creepage performance and high resiliency performance, can reduce the vibration of pin shaft main body, to improve pin
The service life of axis, by the raised line and oil storage tank being equipped with, it is more stable that raised line connect thermal conductive silicon cushion rubber with pin shaft main body, together
When increase contact area with thermal conductive silicon cushion rubber again, be stored with certain lubricating oil convenient for preferably heat dissipation, oil storage tank, avoid
Regular addition lubricating oil maintenance improves pin shaft master by the graphitic lubricant being equipped in the hole slot and hole slot that are equipped with
The rub resistance and self-lubricating capacities of body avoid pin shaft body surfaces and are destroyed, by the axis pin base being equipped with, convenient for peace
Dress, so that the fastness of connection is more preferable.
Detailed description of the invention
Fig. 1 is the utility model positive structure schematic；
Fig. 2 is the utility model schematic diagram of internal structure.
In figure: 1, pin shaft main body；2, axle cap；3, thermal conductive silicon cushion rubber；4, axis pin base；5, hole slot；6, self-locking thread insert；7, interior spiral shell
Line；8, salient point is limited；9, raised line；10, oil storage tank；11, circular groove.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that the embodiment of description is only the utility model a part of the embodiment, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of non-maintaining pin shaft structure, including pin shaft main body 1 and pin shaft referring to FIG. 1-2,
Seat 4, the top of pin shaft main body 1 are fixedly connected with axle cap 2, and the fixation of the inside of 2 two sides of axle cap offers stepped oil storage tank 10,
Several raised lines 9 are offered on the side wall at 1 top of pin shaft main body, the outer surface of several raised lines 9 is arranged with thermal conductive silicon cushion rubber 3,
The two sides at the middle part of pin shaft main body 1 are fixedly installed with limit salient point 8, and the top of axis pin base 4 offers circular groove 11, inside circular groove 11
Bottom fixation with the interspersed connection of pin shaft main body 1, pin shaft main body 1 offers several hole slots 5, the inside of 1 bottom end of pin shaft main body
It is welded with self-locking thread insert 6, internal screw thread 7 is offered on the inner wall of self-locking thread insert 6.
Preferably, the diameter of several hole slots 5 is 0.3 millimeter, and is embedded with graphitic lubricant in dry hole slot 5,
Lower the frictional force between friction surface, friction surface is avoided to be destroyed.
Preferably, the top of two stepped oil storage tanks 10 is interspersed is connected with rubber stopper, stepped when avoiding work
The lubricating oil reflux stored in oil storage tank 10 causes to waste.
Preferably, the diameter of 3 inner ring of thermal conductive silicon cushion rubber is equal with the diameter of pin shaft main body 1, and 3 outer ring of thermal conductive silicon cushion rubber
Diameter is less than the diameter of axle cap 2, plays better antihunt action, guard pin shaft body 1 is not by friction damage.
Preferably, the diameter of circular groove 11 is equal with the diameter of pin shaft main body 1, facilitates pin shaft main body 1 and the interspersed company of circular groove 11
It connects.
When specifically used, thermal conductive silicon cushion rubber 3 is set in the top of pin shaft main body 1, pin shaft main body 1 is passed through and needs to connect
Object, then by axis pin base 4 circular groove 11 and pin shaft main body 1 carry out interspersed connection, be fastened by bolts part and self-locking thread insert 6
Inner wall on the internal screw thread 7 that offers be threadedly coupled, the stationarity of object and pin shaft is improved, when operating, due to heat conductive silica gel
Circle 3 is by high resiliency and anti-seismic performance, influence of the vibration to pin shaft main body 1 when reducing object work, is embedded in hole slot 5
Graphitic lubricant, so that pin shaft main body 1 extends the time of maintenance by certain self-lubricating capacities, stepped oil storage tank 10 is deposited
The lubricating oil put, can both reduce frictional force can also radiate, so that entire pin shaft main body 1 in use, frictional force is small, generates
Heat it is low, avoid regular maintenance.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of non-maintaining pin shaft structure, including pin shaft main body (1) and axis pin base (4), which is characterized in that the pin shaft main body
(1) top is fixedly connected with axle cap (2), and the fixation of the inside of axle cap (2) two sides offers stepped oil storage tank (10),
Several raised lines (9) are offered on side wall at the top of the pin shaft main body (1), the outer surface of several raised lines (9) is arranged
Have thermal conductive silicon cushion rubber (3), the two sides in the middle part of the pin shaft main body (1) are fixedly installed with limit salient point (8), the axis pin base
(4) top offers circular groove (11), and the circular groove (11) is internal to intert connection, the pin shaft main body (1) with pin shaft main body (1)
Bottom fixation offer several hole slots (5), the interior welds of pin shaft main body (1) bottom end have self-locking thread insert (6), described
Internal screw thread (7) are offered on the inner wall of self-locking thread insert (6).
2. the non-maintaining pin shaft structure of one kind according to claim 1, it is characterised in that: several hole slots (5)
Diameter is 0.3 millimeter, and is embedded with graphitic lubricant in the dry hole slot (5).
3. the non-maintaining pin shaft structure of one kind according to claim 1, it is characterised in that: two stepped oil storage tanks
(10) top is interspersed to be connected with rubber stopper.
4. the non-maintaining pin shaft structure of one kind according to claim 1, it is characterised in that: in the thermal conductive silicon cushion rubber (3)
The diameter of circle is equal with the diameter of pin shaft main body (1), and the diameter of the thermal conductive silicon cushion rubber (3) outer ring is less than the straight of axle cap (2)
Diameter.
5. the non-maintaining pin shaft structure of one kind according to claim 1, it is characterised in that: the diameter of the circular groove (11) with
The diameter of pin shaft main body (1) is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821967975.1U CN209212771U (en) | 2018-11-28 | 2018-11-28 | A kind of non-maintaining pin shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821967975.1U CN209212771U (en) | 2018-11-28 | 2018-11-28 | A kind of non-maintaining pin shaft structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209212771U true CN209212771U (en) | 2019-08-06 |
Family
ID=67461585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821967975.1U Expired - Fee Related CN209212771U (en) | 2018-11-28 | 2018-11-28 | A kind of non-maintaining pin shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209212771U (en) |
-
2018
- 2018-11-28 CN CN201821967975.1U patent/CN209212771U/en not_active Expired - Fee Related
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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: 20190806 Termination date: 20211128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |