CN207005067U - A kind of chain tension arm arbor with oil filling mechanism - Google Patents
A kind of chain tension arm arbor with oil filling mechanism Download PDFInfo
- Publication number
- CN207005067U CN207005067U CN201621389917.6U CN201621389917U CN207005067U CN 207005067 U CN207005067 U CN 207005067U CN 201621389917 U CN201621389917 U CN 201621389917U CN 207005067 U CN207005067 U CN 207005067U
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- CN
- China
- Prior art keywords
- hole
- mandrel
- filling mechanism
- oil filling
- housing
- 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 is specifically related to a kind of chain tension arm arbor with oil filling mechanism, belong to technical field of fastening, including mandrel and the oil filling mechanism being arranged in the mandrel, the oil filling mechanism includes housing and the valve element being arranged in the housing, spring and hole back-up ring, the valve element includes the guide part and sealing being wholely set, the guide part is in cylinder and is provided with oil-through hole, the sealing is in cone table, the enclosure interior is provided with the first hole and the second hole, the inwall in second hole is provided with the annular groove for installing the hole back-up ring, external screw thread is provided with the housing periphery, the circular conical surface coordinated with the sealing is provided between first hole and the second hole, first hole end surface of the housing is provided with flat recess.The purpose of the utility model is：By setting oil circuit in mandrel interior, and six square ends set oil filling mechanism outside, convenient that lubricant grease is injected into mandrel, prevent mandrel from wearing.
Description
Technical field
The utility model belongs to technical field of fastening, and in particular to a kind of chain tension arm arbor with oil filling mechanism.
Background technology
Oiling device and internal galleries are not provided with above existing mandrel, Huang is smeared in mandrel generally in assembling process
Oil, mandrel is pulled down in maintenance, surface impurity is cleared up, again after coating butter, then installs, it has not been convenient to periodically plus butter maintains,
Easily cause mandrel abrasion.
Utility model content
The purpose of this utility model is：A kind of chain tension arm arbor with oil filling mechanism is aimed to provide, by mandrel
Inside sets oil circuit, and six square ends set oil filling mechanism outside, convenient that lubricant grease is injected into mandrel, prevents mandrel table
Surface wear.
The purpose of this utility model is achieved through the following technical solutions：
A kind of chain tension arm arbor with oil filling mechanism, including mandrel and the oil filling mechanism that is arranged in the mandrel,
The oil filling mechanism includes housing and the valve element, spring and the hole back-up ring that are arranged in the housing, and the valve element includes one
The guide part and sealing of setting, the guide part is in cylinder and is provided with oil-through hole, and the sealing is in cone table, described
Enclosure interior is provided with the first hole and the second hole, and the inwall in second hole is provided with the ring for installing the hole back-up ring
Groove, external screw thread is provided with the housing periphery, be provided between first hole and the second hole and the sealing coordinates
Circular conical surface, the first hole end surface of the housing is provided with flat recess.
Further, the mandrel includes axis body, and described axis body one end is provided with the connection for being easy to mandrel to be connected with tensioner arm
Portion, the first external screw thread is provided with the periphery of the connecting portion, the other end, which is provided with, to be easy to tighten/dismantle the six of the mandrel
Square toes, the mandrel interior are disposed with screwed hole and the first circular hole from the six square toes end, be provided with the axis body with
Second circular hole of the first circular hole insertion.
Further, annular groove is additionally provided between the axis body and six square toes, the annular groove is close to described six
Square toes side and the end face of six square toes.
Further, the both ends of second circular hole penetrate with the axis body periphery.
Further, the diameter of the axis body is more than the described first externally threaded external diameter.
The beneficial effects of the utility model are as follows：By setting oil circuit in mandrel interior, and six square ends set oiling outside
Mechanism, it is convenient that lubricant grease is injected into mandrel, prevent mandrel from wearing.
Brief description of the drawings
In order that the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with accompanying drawing to the present invention
It is described in further detail, wherein：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of housing of the present utility model；
Fig. 3 is the structural representation of valve element of the present utility model；
Reference:
1- mandrels；11- axis bodies；12- connecting portions；The square toes of 13- six；14- screwed holes；The circular holes of 15- first；The circular holes of 16- second；
17- annular grooves；2- oil filling mechanisms；21- housings；The holes of 211- first；The holes of 212- second；The 213- conical surfaces；214- annular grooves；Outside 215-
Screw thread；216- flat recesses；22- valve elements；221- guide parts；222- sealings；223- oil-through holes；23- springs；24- holes back-up ring.
Embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.It is it should be appreciated that it is preferred that real
Example is applied only for illustrating the utility model, rather than in order to limit the scope of protection of the utility model.
As Figure 1-3, a kind of chain tension arm arbor with oil filling mechanism, including mandrel 1 and be arranged in mandrel 1
Oil filling mechanism 2, oil filling mechanism 2 include housing 21 and the valve element 22, spring 23 and the hole back-up ring 24 that are arranged in housing 21, valve element
21 guide parts 221 and sealing 222 including being wholely set, guide part is in cylinder and is provided with oil-through hole 223, sealing
222 be in cone table, and housing 21 is internally provided with the first hole 211 and the second hole 212, and the inwall in the second hole 212 is provided with for pacifying
The annular groove 214 of hole back-up ring 24 is filled, external screw thread 215 is provided with the periphery of housing 21, between the first hole 211 and the second hole 212
The circular conical surface 213 coordinated with sealing 222 is provided with, the end face of the first hole 211 of housing 21 is provided with flat recess 216.Embodiment
In, by setting oil circuit in mandrel interior, and six square ends set oil filling mechanism outside, convenient that lubricant grease is injected into mandrel table
Face, prevent mandrel from wearing, during oiling, the surface of mandrel is injected into by compression spring lubricant grease, when not noting
When oily, steel ball is withstood on housing by spring, avoids dust from entering in oil duct.
In the present embodiment, mandrel 1 includes axis body 11, and the one end of axis body 11 is provided with the company for being easy to mandrel 1 to be connected with tensioner arm
Socket part 12, the first external screw thread is provided with the periphery of connecting portion 12, the other end is provided with six sides for being easy to tighten/dismantle mandrel
First 13, the circular hole 15 of screwed hole 14 and first is disposed with from the end of six square toes 13 inside mandrel 1, is provided with axis body 11 and first
The second circular hole 16 that circular hole 15 penetrates.In embodiment, mandrel is fixed on tensioner arm by the first external screw thread of setting, set
Six square toes are easy for dismounting/installation mandrel, and it is to install oil filling mechanism for convenience to be threaded hole, sets the first circular hole and second
Circular hole is that lubricant grease is injected into mandrel axis body surface for convenience.
In the present embodiment, annular groove 17 is additionally provided between the square toes 13 of axis body 11 and six, annular groove 17 is close to six square toes
13 sides and the end face of six square toes 13.In embodiment, annular groove is set, is easy to mandrel being tightened on tensioner arm, and six
The end face of square toes is adjacent to tensioner arm surface.
In the present embodiment, both ends and the periphery of axis body 11 of the second circular hole 16 penetrate.In embodiment, the both ends of the second circular hole
Penetrated with axis body periphery, be easy to grease being injected into mandrel.
In the present embodiment, the diameter of axis body 11 is more than the first externally threaded external diameter.In embodiment, the diameter of axis body is more than the
One externally threaded external diameter, depth is threaded into order to limit.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, and without departing from the objective and scope of the technical program, it all should
Cover among scope of the presently claimed invention.
Claims (3)
- A kind of 1. chain tension arm arbor with oil filling mechanism, it is characterised in that：Including mandrel and it is arranged in the mandrel Oil filling mechanism, the oil filling mechanism include housing and the valve element, spring and the hole back-up ring that are arranged in the housing, the valve element Including the guide part and sealing being wholely set, the guide part is in cylinder and is provided with oil-through hole, and the sealing is in cone Stage body, the enclosure interior are provided with the first hole and the second hole, and the inwall in second hole is provided with to be used for installing the hole The annular groove of back-up ring, be provided with external screw thread on the housing periphery, be provided between first hole and the second hole with it is described close The circular conical surface that envelope portion coordinates, the first hole end surface of the housing are provided with flat recess；The mandrel includes axis body, the axis body one End is provided with the connecting portion for being easy to mandrel to be connected with tensioner arm, is provided with the first external screw thread on the periphery of the connecting portion, separately One end is provided with six square toes for being easy to tighten/dismantle the mandrel, and the mandrel interior is disposed with from the six square toes end Screwed hole and the first circular hole, the second circular hole with first circular hole insertion is provided with the axis body；The axis body with it is described Annular groove is additionally provided between six square toes, the annular groove is close to the six square toes side and the end face of six square toes.
- A kind of 2. chain tension arm arbor with oil filling mechanism according to claim 1, it is characterised in that：Second circle The both ends in hole penetrate with the axis body periphery.
- A kind of 3. chain tension arm arbor with oil filling mechanism according to claim 2, it is characterised in that：The axis body Diameter is more than the described first externally threaded external diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621389917.6U CN207005067U (en) | 2016-12-16 | 2016-12-16 | A kind of chain tension arm arbor with oil filling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621389917.6U CN207005067U (en) | 2016-12-16 | 2016-12-16 | A kind of chain tension arm arbor with oil filling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207005067U true CN207005067U (en) | 2018-02-13 |
Family
ID=61428135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621389917.6U Expired - Fee Related CN207005067U (en) | 2016-12-16 | 2016-12-16 | A kind of chain tension arm arbor with oil filling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207005067U (en) |
-
2016
- 2016-12-16 CN CN201621389917.6U patent/CN207005067U/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: 20180213 Termination date: 20181216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |