CN205189976U - Valve ejector pin - Google Patents
Valve ejector pin Download PDFInfo
- Publication number
- CN205189976U CN205189976U CN201520826639.5U CN201520826639U CN205189976U CN 205189976 U CN205189976 U CN 205189976U CN 201520826639 U CN201520826639 U CN 201520826639U CN 205189976 U CN205189976 U CN 205189976U
- Authority
- CN
- China
- Prior art keywords
- oil strain
- oil
- push rod
- ejector pin
- rod body
- 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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- Valve Housings (AREA)
Abstract
The utility model discloses a valve ejector pin, including the ejector pin body, ejector pin body one end is equipped with the thimble, the connection of the ejector pin body other end is equipped with the hood, the installation of hood bottom is equipped with emollient oil strain cavity, ejector pin body front end fixed mounting has roller ball, emollient oil strain cavity central authorities are equipped with the oil strain passageway, oil filtering hole has been seted up at oil strain passageway both ends, the end installation of the oil filtering hole outside is equipped with the accumulator, roller ball is leading -in in the oil strain passageway, oil pipe is led to this internal being equipped with of ejector pin, the inside front end of ejector pin body still is equipped with an oil storage chamber, lead oil pipe one end connect in oil storage chamber is last, lead the oil pipe other end and connect the derivation the thimble, ejector pin body outside still is equipped with a protective sheath. In this way, the utility model discloses can carry out lubricating oil lubrication, the wearing and tearing that rub and bring, increase of service life in the mode valve ejector pin long -term usage to valve ejector pin by built -in emollient oil strain cavity.
Description
Technical field
The utility model relates to valve stem field, particularly relates to a kind of valve stem.
Background technique
The Main Function of valve stem the thrust of push rod is passed to rocking arm, one end of push rod and cam contact, the other end and valve contacts, and its effect is that the thrust of cam is passed to valve, drives valve opening.But traditional valve stem is all simply use as strut, lack other functions, and valve stem can be rubbed and bring wearing and tearing to a certain degree in Long-Time Service process, if corresponding lubricated can not be carried out, greatly working life can be reduced.
Model utility content
The technical problem that the utility model mainly solves is to provide a kind of valve stem, and can carry out oil lubrication by built-in oiling agent oil strain chamber to valve stem, rub in mode valve stem Long-Time Service the wearing and tearing brought, and increases the service life.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: provide a kind of valve stem, comprise push rod body, described push rod body one end is provided with thimble, the described push rod body the other end is connected with top cap, install bottom the cap of described top and be provided with oiling agent oil strain chamber, described push rod body front end is installed with ball body, described oiling agent oil strain chamber central authorities are provided with oil strain passage, described oil strain passage two ends offer oil strain hole, described oil strain hole outboard end is installed and is provided with accumulator, described ball body imports in described oil strain passage, oil guide pipe is provided with in described push rod body, described push rod body interior front end is also provided with a trapped fuel room, described oil guide pipe one end is connected on described trapped fuel room, the described oil guide pipe the other end connects derives described thimble, described push rod body exterior is also provided with a protecting jacket.
In the utility model preferred embodiment, gap is left at described ball body and described oil strain passage two ends, front end, described trapped fuel room is opened wide and is arranged, described trapped fuel room is arranged at described ball body outer fix, the lubricant oil that ball body described in described trapped fuel indoor reception and described oil strain passage gap between two ends flow out.
In the utility model preferred embodiment, described protecting jacket is fixedly placed on described this outside of push rod, chromium plating in described protecting jacket end face outside.
In the utility model preferred embodiment, described oil strain hole is opened on described oil strain passage intermediate section position, and one end, described oil strain hole is communicated with described accumulator, and the described oil strain hole the other end is communicated with described oil strain passage.
In the utility model preferred embodiment, bottom described oil strain Channel front end and described top cap, connecting end is closed and is arranged.
In the utility model preferred embodiment, described ball body is solid steel ball.
The beneficial effects of the utility model are: the utility model can carry out oil lubrication by built-in oiling agent oil strain chamber to valve stem, and rub in mode valve stem Long-Time Service the wearing and tearing brought, and increases the service life.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of the utility model valve stem one preferred embodiment;
In accompanying drawing, the mark of each parts is as follows: 1, push rod body; 2, thimble; 3, cap is pushed up; 4, oiling agent oil strain chamber; 5, ball body; 6, oil strain passage; 7, oil strain hole; 8, accumulator; 9, oil guide pipe; 10, trapped fuel room; 11, protecting jacket.
Embodiment
Be clearly and completely described to the technological scheme in the utility model embodiment below, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, the utility model is embodiment comprise:
A kind of valve stem, comprise push rod body 1, described push rod body 1 one end is provided with thimble 2, described push rod body 1 the other end is connected with top cap 3, install bottom described top cap 3 and be provided with oiling agent oil strain chamber 4, described push rod body 1 front end is installed with ball body 5, described oiling agent oil strain chamber 4 central authorities are provided with oil strain passage 6, described oil strain passage 6 two ends offer oil strain hole 7, described oil strain hole 7 outboard end is installed and is provided with accumulator 8, described ball body 5 imports in described oil strain passage 6, oil guide pipe 9 is provided with in described push rod body 1, described push rod body 1 interior forward end is also provided with a trapped fuel room 10, described oil guide pipe 9 one end is connected on described trapped fuel room 10, described oil guide pipe 9 the other end connects derives described thimble 2, described push rod body 1 outside is also provided with a protecting jacket 11.
In addition, described ball body 5 leaves gap with described oil strain passage 6 two ends, front end, described trapped fuel room 10 is opened wide and is arranged, and described trapped fuel room 10 is arranged at described ball body 5 outer fix, receives the lubricant oil that described ball body 5 and described oil strain passage 6 gap between two ends flow out in described trapped fuel room 10.
In addition, described protecting jacket 11 is fixedly placed on described push rod body 1 outer side surface, chromium plating in described protecting jacket 11 end face outside.
In addition, described oil strain hole 7 is opened on described oil strain passage 6 intermediate section position, and one end, described oil strain hole 7 is communicated with described accumulator 8, and described oil strain hole 7 the other end is communicated with described oil strain passage 6.
In addition, bottom described oil strain passage 6 front end and described top cap 3, connecting end is closed and is arranged.
In addition, described ball body 5 is solid steel ball.
Working principle of the present utility model is for arrange thimble 2 in push rod body 1 one end, push rod body 1 the other end is connected with top cap 3, install bottom the cap 3 of top and be provided with oiling agent oil strain chamber 4, push rod body 1 front end is installed with ball body 5, ball body 5 is solid steel ball, oiling agent oil strain chamber 4 central authorities are provided with oil strain passage 6, oil strain passage 6 front end with top cap 3 bottom connecting end close arrange, oil strain passage 6 two ends offer oil strain hole 7, oil strain hole 7 outboard end is installed and is provided with accumulator 8, oil strain hole 7 is opened on oil strain passage 6 intermediate section position, one end, oil strain hole 7 is communicated with accumulator 8, oil strain hole 7 the other end is communicated with oil strain passage 6, ball body 5 imports in oil strain passage 6, oil guide pipe 9 is provided with in push rod body 1, push rod body 1 interior forward end is also provided with a trapped fuel room 10, oil guide pipe 9 one end is connected on trapped fuel room 10, oil guide pipe 9 the other end connects derives thimble 2, gap is left at ball body 5 and oil strain passage 6 two ends, front end, trapped fuel room 10 is opened wide and is arranged, trapped fuel room 10 is arranged at ball body 5 outer fix, the lubricant oil that ball body 5 and oil strain passage 6 gap between two ends flow out is received in trapped fuel room 10, push rod body 1 outside is also provided with a protecting jacket 11, protecting jacket 11 is fixedly placed on push rod body 1 outer side surface, chromium plating in protecting jacket 11 end face outside, when push rod body 1 works top pressure, ball body 5 pushes up to oil strain passage 6 front end, now oil strain hole 7 is positioned at ball body 5 rear end, oil strain hole 7 is flowed out lubricant oil and is collected by trapped fuel room 10, then lubricant oil flows out thimble 2 pairs of push rod bodies 1 along oil guide pipe 9 and lubricates.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. a valve stem, comprise push rod body, it is characterized in that, described push rod body one end is provided with thimble, the described push rod body the other end is connected with top cap, install bottom the cap of described top and be provided with oiling agent oil strain chamber, described push rod body front end is installed with ball body, described oiling agent oil strain chamber central authorities are provided with oil strain passage, described oil strain passage two ends offer oil strain hole, described oil strain hole outboard end is installed and is provided with accumulator, described ball body imports in described oil strain passage, oil guide pipe is provided with in described push rod body, described push rod body interior front end is also provided with a trapped fuel room, described oil guide pipe one end is connected on described trapped fuel room, the described oil guide pipe the other end connects derives described thimble, described push rod body exterior is also provided with a protecting jacket.
2. valve stem according to claim 1, it is characterized in that, gap is left at described ball body and described oil strain passage two ends, front end, described trapped fuel room is opened wide and is arranged, described trapped fuel room is arranged at described ball body outer fix, the lubricant oil that ball body described in described trapped fuel indoor reception and described oil strain passage gap between two ends flow out.
3. valve stem according to claim 1, is characterized in that, described protecting jacket is fixedly placed on described this outside of push rod, chromium plating in described protecting jacket end face outside.
4. valve stem according to claim 1, is characterized in that, described oil strain hole is opened on described oil strain passage intermediate section position, and one end, described oil strain hole is communicated with described accumulator, and the described oil strain hole the other end is communicated with described oil strain passage.
5. valve stem according to claim 1, is characterized in that, bottom described oil strain Channel front end and described top cap, connecting end is closed and arranged.
6. valve stem according to claim 1, is characterized in that, described ball body is solid steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520826639.5U CN205189976U (en) | 2015-10-26 | 2015-10-26 | Valve ejector pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520826639.5U CN205189976U (en) | 2015-10-26 | 2015-10-26 | Valve ejector pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205189976U true CN205189976U (en) | 2016-04-27 |
Family
ID=55782975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520826639.5U Expired - Fee Related CN205189976U (en) | 2015-10-26 | 2015-10-26 | Valve ejector pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205189976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105332750A (en) * | 2015-10-26 | 2016-02-17 | 无锡市永亿精密铸造有限公司 | Valve ejector rod |
-
2015
- 2015-10-26 CN CN201520826639.5U patent/CN205189976U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105332750A (en) * | 2015-10-26 | 2016-02-17 | 无锡市永亿精密铸造有限公司 | Valve ejector rod |
| CN105332750B (en) * | 2015-10-26 | 2018-04-10 | 无锡市永亿精密铸造有限公司 | Valve stem |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20161026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |