CN208651378U - A kind of pin shaft structure convenient for lubrication - Google Patents
A kind of pin shaft structure convenient for lubrication Download PDFInfo
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- CN208651378U CN208651378U CN201821169230.0U CN201821169230U CN208651378U CN 208651378 U CN208651378 U CN 208651378U CN 201821169230 U CN201821169230 U CN 201821169230U CN 208651378 U CN208651378 U CN 208651378U
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- China
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- oil circuit
- axle center
- pin body
- pin shaft
- lantern ring
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Abstract
The utility model discloses a kind of pin shaft structures convenient for lubrication, including pin body, axle center, first lantern ring and the second lantern ring, the axle center is plugged in pin body, first lantern ring is placed on pin body outer ring surface, second lantern ring is plugged on the first lantern ring and is located on pin body outer ring surface, the utility model relates to pin shaft technical fields, this is convenient for the pin shaft structure of lubrication, turn axle center, it is connected to each other the second radial matched through-hole of oil circuit, lubricating oil can be flowed out along through-hole, the coverage speed of lubricating oil is accelerated by this method, after continue to turn axle center, it is mutually butted the first radial oil circuit with subsequent through-hole with the second radial oil circuit, it ensure that lubricating oil can all cover the everywhere outside pin body, reduce the dead angle of lubricating oil entrance, prevent workpiece stuck, and prolong The late service life of pin shaft brings convenience for the use of people.
Description
Technical field
The utility model relates to pin shaft technical field, specially a kind of pin shaft structure convenient for lubrication.
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.
Therefore pin shaft has a very wide range of applications in people's lives, such as application No. is 201720547502.5
Utility model patent, including pin body, oily cap and axial oil duct, although the structure of the utility model is simple, due to
Its efficiency when instilling lubricating oil is lower, and the coverage rate of lubricating oil is poor, is easy to leave the inaccessiable dead angle of lubricating oil, this
It is easy stuck when not only resulting in workpiece use, pin shaft is also worn out during prolonged use, is brought very more
Trouble, the genuine above problem, further investigation have this case then.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of pin shaft structure convenient for lubrication, solves existing
Instill lubricating oil when efficiency it is lower, the coverage rate of lubricating oil is poor, is easy to leave asking for the inaccessiable dead angle of lubricating oil
Topic.
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of pin shaft convenient for lubrication
Structure, including pin body, axle center, the first lantern ring and the second lantern ring, the axle center are plugged in pin body, and described first
Lantern ring is placed on pin body outer ring surface, and second lantern ring is plugged on the first lantern ring and is located at pin body outer ring surface
On；
Its further include: oily cap；
Axial oil circuit is offered on the axle center, offers the first radial oil circuit on the axle center outer ring surface, described first
Radial oil circuit is connected with axial oil circuit, on the outer ring surface in the axle center and is located at the left side of the first radial oil circuit and offers the
Two radial oil circuits, the described second radial oil circuit are connected with axial oil circuit, and the oil cap is plugged in axial oil road；
Its further include: the identical sealing ring of two pairs of structures；
Two pairs of sealing rings are plugged on the outer ring surface in axle center and are located in pin body, and a pair of sealing ring is located at
At the left and right sides of first radial oil circuit, sealing ring described in another pair is located at the left and right sides of the second radial oil circuit, the pin
Offer the identical through-hole of two pairs of structures on the outer ring surface of shaft body, a pair of through-hole matches with the first radial direction oil circuit and position
At the two sides up and down of pin body, through-hole described in another pair and the second radial oil circuit match and are located at the front and back of pin body
At two sides.
Preferably, gasket is installed on the left side in the axle center；
The gasket is for preventing abrasion of axis.
Preferably, backplate is installed on the outer ring surface of the pin body；
The backplate is for protecting pin body.
Preferably, rubber sleeve is installed on the outer wall of the oily cap；
The rubber sleeve is used for increasing friction force.
Preferably, the right side in the axle center and it is located at outside pin body cover board is installed；
The cover board is for stablizing axle center.
Preferably, a pair of of structure identical convex block is installed between the cover board and pin body；
The convex block is used for increasing friction force.
Beneficial effect
The utility model provides a kind of pin shaft structure convenient for lubrication.Have following the utility model has the advantages that should be convenient for lubrication
Pin shaft structure, along axial oil circuit lubricating oil is injected into axle center, lubricating oil is after the radial oil circuit of axial oil circuit inflow first
The through-hole to match along the first radial oil circuit flows out between pin body and the first lantern ring and the second lantern ring, plays profit
Sliding effect, the back spin moving axis heart are connected to each other the second radial matched through-hole of oil circuit, and lubricating oil can be along through-hole
Outflow, accelerates the coverage speed of lubricating oil by this method, after continue to turn axle center, keep the first radial oil circuit radial oily with second
Road can be mutually butted with subsequent through-hole, ensure that lubricating oil can all cover the everywhere outside pin body, be reduced
The dead angle that lubricating oil enters, prevents workpiece stuck, and delay the service life of pin shaft, brings convenience for the use of people.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the pin shaft structure convenient for lubrication described in the utility model.
Fig. 2 is a kind of partial enlargement structural representation of the pin shaft structure convenient for lubrication described in the utility model.
Fig. 3 is a kind of right side structural representation of the pin shaft structure convenient for lubrication described in the utility model.
In figure: 1- pin body；The axle center 2-；The first lantern ring of 3-；The second lantern ring of 4-；5- oil cap；6- axial direction oil circuit；7- first
Radial oil circuit；The radial oil circuit of 8- second；9- sealing ring；10- through-hole；11- gasket；12- backplate；13- rubber sleeve；14- cover board；
15- convex block.
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
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 embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of pin shaft structure convenient for lubrication, including pin
Shaft body 1, axle center 2, the first lantern ring 3 and the second lantern ring 4, the axle center 2 are plugged in pin body 1, first lantern ring 3
It is placed on 1 outer ring surface of pin body, second lantern ring 4 is plugged on the first lantern ring 3 and is located at 1 outer ring surface of pin body
On；Its further include: oily cap 5；Axial oil circuit 6 is offered on the axle center 2, and it is radial that first is offered on 2 outer ring surface of axle center
Oil circuit 7, the described first radial oil circuit 7 are connected with axial oil circuit 6, on the outer ring surface in the axle center 2 and are located at the first radial oil
The second radial oil circuit 8 is offered at the left side on road 7, the described second radial oil circuit 8 is connected with axial oil circuit 6, and the oil cap 5 is inserted
Loaded on axial oil circuit 6；Its further include: the identical sealing ring 9 of two pairs of structures；Two pairs of sealing rings 9 are plugged in the outer of axle center 2
On anchor ring and it is located in pin body 1, a pair of sealing ring 9 is located at the left and right sides of the first radial oil circuit 7, another pair institute
Sealing ring 9 is stated at the left and right sides of the second radial oil circuit 8, two pairs of structures are offered on the outer ring surface of the pin body 1
Identical through-hole 10, a pair of through-hole 10 and the first radial oil circuit 7 match and are located at the two sides up and down of pin body 1,
Through-hole 10 described in another pair and the second radial oil circuit 8 match and are located at the front and rear sides of pin body 1, the axle center 2
Gasket 11 is installed on left side；The gasket 11 is equipped on the outer ring surface of the pin body 1 for preventing axle center 2 from wearing
Backplate 12；The backplate 12 installs rubber sleeve 13 on the outer wall of the oil cap 5, which uses for protecting pin body 1
Cover board 14 is installed outside in increasing friction force, the right side in the axle center 2 and positioned at pin body 1；The cover board 14 is for stablizing
Axle center 2, is equipped with the identical convex block 15 of a pair of of structure between the cover board 14 and pin body 1, which rubs for increasing
Wipe power.
Under be classified as each component model and effect of this case:
Axle center: being made of carbon fiber, and surface polishing, the big material of hardness is light, is plugged in pin body, can rotate.
First lantern ring, the second lantern ring: being made of ordinary steel iron, and the two is the connector of external structure, is socketed in pin shaft sheet
In vitro, it is rotatedly connected by pin body.
Oily cap: oil-proof for sealing axial oil circuit.
Sealing ring: being made of rubber, and prevents lubricating oil from leaking between axle center and pin body, causes to waste, or influences
Lubricating oil normally enters between pin shaft and the first lantern ring and the second lantern ring, reduces lubricant effect.
Its detailed connection means is techniques well known, following mainly to introduce working principle and process, specific works
It is as follows.
Embodiment one: oily cap 5 is pulled up, after along axial oil circuit 6 lubricating oil is injected into axle center 2, lubricating oil is along axis
Flowed into first to oil circuit 6 in first radial oil circuit 7, after along the through-hole 10 to match with the first radial oil circuit 7 flow out to pin shaft
Between ontology 1 and the first lantern ring 3 and the second lantern ring 4, the back spin moving axis heart 2 makes the second matched through-hole 10 of radial oil circuit 8
Be connected to each other, lubricating oil can be flowed out along through-hole 10 accelerate the coverage speed of lubricating oil by this method, after continue to turn axis
The heart 2 is mutually butted the first radial oil circuit 7 with subsequent through-hole 10 with the second radial direction oil circuit 8, ensure that lubricating oil can be with
Everywhere outside pin body 1 is all covered.
Embodiment two: opening up the side opposite with the first radial oil circuit 7 for the second radial oil circuit 8 in this case, other
Structure is constant, can also reach identical effect.
Embodiment three: being changed to silica gel ring for the sealing ring in this case, and other structures are constant, can also reach identical effect
Fruit.
Preferably, further, gasket 11 is installed on the left side in axle center 2；
The gasket 11 ensure that the service life in axle center 2 for preventing axle center 2 from wearing.
Preferably, further, backplate 12 is installed on the outer ring surface of pin body 1；
The backplate 12 prevents its outer wall from wearing for protecting pin body 1.
Preferably, further, rubber sleeve 13 is installed on the outer wall of oily cap 5；
The rubber sleeve 13 is used for increasing friction force, makes to be more convenient when pull-up oil cap 2.
Preferably, further, the right side in axle center 2 and it is located at outside pin body 1 cover board 14 is installed；
The cover board 14 prevents 2 vibration of axle center or damage for stablizing axle center 2.
Preferably, further, a pair of of structure identical convex block is installed between cover board 14 and pin body 1
15；
The convex block 15 is used for increasing friction force, can rotate axle center 2 only just when turning.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
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 (6)
1. a kind of pin shaft structure convenient for lubrication, including pin body (1), axle center (2), the first lantern ring (3) and the second lantern ring
(4), which is characterized in that the axle center (2) is plugged in pin body (1), and first lantern ring (3) is placed in pin body
(1) on outer ring surface, second lantern ring (4) is plugged on the first lantern ring (3) and is located on pin body (1) outer ring surface；
Its further include: oily cap (5)；
It is offered axial oil circuit (6) on the axle center (2), the first radial oil circuit (7) is offered on axle center (2) outer ring surface,
Described first radial oil circuit (7) is connected with axial oil circuit (6), on the outer ring surface of the axle center (2) and is located at the first radial oil
The second radial oil circuit (8) is offered at the left side on road (7), the described second radial oil circuit (8) is connected with axial oil circuit (6), institute
Oily cap (5) is stated to be plugged on axial oil circuit (6)；
Its further include: the identical sealing ring (9) of two pairs of structures；
Two pairs of sealing rings (9) are plugged on the outer ring surface of axle center (2) and are located in pin body (1), a pair of sealing
It encloses (9) to be located at the left and right sides of the first radial oil circuit (7), sealing ring described in another pair (9) is located at the second radial oil circuit (8)
At the left and right sides, the identical through-hole (10) of two pairs of structures, a pair of through-hole are offered on the outer ring surface of the pin body (1)
(10) match with the first radial oil circuit (7) and be located at the two sides up and down of pin body (1), through-hole described in another pair (10) with
Second radial oil circuit (8) matches and is located at the front and rear sides of pin body (1).
2. a kind of pin shaft structure convenient for lubrication according to claim 1, which is characterized in that the left end of the axle center (2)
Gasket (11) are installed on face；
The gasket (11) is for preventing axle center (2) from wearing.
3. a kind of pin shaft structure convenient for lubrication according to claim 1, which is characterized in that the pin body (1)
Backplate (12) are installed on outer ring surface；
The backplate (12) is for protecting pin body (1).
4. a kind of pin shaft structure convenient for lubrication according to claim 1, which is characterized in that the outer wall of the oil cap (5)
Upper installation rubber sleeve (13)；
The rubber sleeve (13) is used for increasing friction force.
5. a kind of pin shaft structure convenient for lubrication according to claim 1, which is characterized in that the right end of the axle center (2)
Face and be located at pin body (1) outside cover board (14) are installed；
The cover board (14) is for stablizing axle center (2).
6. a kind of pin shaft structure convenient for lubrication according to claim 5, which is characterized in that the cover board (14) and pin shaft
The identical convex block of a pair of of structure (15) is installed between ontology (1)；
The convex block (15) is used for increasing friction force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821169230.0U CN208651378U (en) | 2018-07-23 | 2018-07-23 | A kind of pin shaft structure convenient for lubrication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821169230.0U CN208651378U (en) | 2018-07-23 | 2018-07-23 | A kind of pin shaft structure convenient for lubrication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651378U true CN208651378U (en) | 2019-03-26 |
Family
ID=65786283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821169230.0U Active CN208651378U (en) | 2018-07-23 | 2018-07-23 | A kind of pin shaft structure convenient for lubrication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208651378U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911509A (en) * | 2019-05-08 | 2020-11-10 | 卡特彼勒公司 | Pin for a coupling assembly |
-
2018
- 2018-07-23 CN CN201821169230.0U patent/CN208651378U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911509A (en) * | 2019-05-08 | 2020-11-10 | 卡特彼勒公司 | Pin for a coupling assembly |
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