CN206928981U - A kind of valve tappet - Google Patents
A kind of valve tappet Download PDFInfo
- Publication number
- CN206928981U CN206928981U CN201720830756.8U CN201720830756U CN206928981U CN 206928981 U CN206928981 U CN 206928981U CN 201720830756 U CN201720830756 U CN 201720830756U CN 206928981 U CN206928981 U CN 206928981U
- Authority
- CN
- China
- Prior art keywords
- damping spring
- bottom plate
- liquid storage
- storage cylinder
- plate lower
- 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
Links
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
The utility model provides a kind of valve tappet,Including damping spring one,Damping spring two,Rubber jacking block,Liquid storage cylinder,Piston body,Appendix,Latex balloon and arc groove,Damping spring one is arranged on bottom plate lower surface leftward position,Damping spring two is arranged on bottom plate lower surface right positions,The design achieves the quick absorbing and filtering function of cam stress,Rubber jacking block is fixed on loading plate upper surface medium position,Liquid storage cylinder is arranged on bottom plate lower surface forward position,Piston body is arranged in liquid storage cylinder,Appendix lower end is connected with liquid storage cylinder front end face,Appendix upper end is connected with latex balloon,Latex balloon is arranged in arc groove,Arc groove is opened in bottom plate lower surface medium position,The design achieves self-lubricate function,It ensure that the utility model lubricity,Reduce wear intensity,The utility model is rational in infrastructure,Protective is good,It is practical,Service life is grown,Reliability is high.
Description
Technical field
The utility model is a kind of valve tappet, belongs to machinery equipment field.
Background technology
Tappet is the driven member of cam, and its function is that the motion from cam and active force are transmitted into push rod or valve, together
When the side force that is applied also subject to cam and be passed along body or cylinder head.When tappet works, its bottom surface and cam contact.
Because contact area is small, contact stress is larger, therefore friction and wear is all quite serious.In addition, in the not nyctitropic side of cam
Under being acted on to power, the eccentric wear for the tappet side surface and tappet mouth playing the guiding role also has been aggravated.Therefore, tappet working face should be resistance to
Rub and good lubrication should be obtained, manufacturing the material held out has carbon steel, steel alloy, nickel-chromium alloy cast iron and chilled cast iron alloy
Deng.Tappet can be divided into mechanical tappets and the major class of hydraulic tappet two, have a variety of knots such as plane tappet and liquid tappet again in every one kind
Configuration formula.
Prop column structure of the prior art is simple, the impulsive force of cam can not be absorbed, easily cause stress excessive
The situation of part of damage occurs；Tappet of the prior art easily causes excessive wear, service life without self-lubricate function
It is short, so being badly in need of wanting a kind of valve tappet to solve above-mentioned produced problem.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose is to provide a kind of valve tappet, to solve the above-mentioned back of the body
The problem of being proposed in scape technology, the utility model is rational in infrastructure, and protective is good, practical, service life length, and reliability is high.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of valve tappet, bag
Include apparatus main body, stress filter mechanism and automatic lubrication mechanism, described device main body include oil return opening, tappet body, cavity,
Spherical cavity, oil inlet and bottom plate, the oil return opening are symmetricly set at left and right sides of tappet body annular side with oil inlet, institute
State cavity and be opened in tappet body medium position, the spherical cavity is arranged on cavity inner bottom part centre position, the bottom plate installation
On tappet body lower surface, the stress filter mechanism is arranged on bottom plate lower surface, and the stress filter mechanism includes holding
Support plate, damping spring one and damping spring two, the loading plate are fixed on damping spring one and the lower surface of damping spring two
On, the damping spring one is arranged on bottom plate lower surface leftward position, and the damping spring two is arranged on the right side of bottom plate lower surface
Position, the automatic lubrication mechanism are arranged on bottom plate lower surface medium position, and the automatic lubrication mechanism includes rubber jacking block, storage
Fluid cylinder, piston body, appendix, latex balloon and arc groove, the rubber jacking block are fixed on loading plate upper surface medium position,
The liquid storage cylinder is arranged on bottom plate lower surface forward position, and the piston body is arranged in liquid storage cylinder, the appendix lower end with
Liquid storage cylinder front end face is connected, and the appendix upper end is connected with latex balloon, and the latex balloon is arranged in arc groove, institute
State arc groove and be opened in bottom plate lower surface medium position.
Further, the axis of the oil inlet and the axis of oil return opening are on same straight line, and oil inlet
And screen pack is mounted in oil return opening.
Further, the damping spring one and the specification of damping spring two are identical.
Further, dial markings are installed in the liquid storage cylinder annular side.
Further, shower nozzle is installed on the liquid storage cylinder rear end face.
Further, the tappet body is cylindrical structure.
The beneficial effects of the utility model：A kind of valve tappet of the present utility model, because the utility model with the addition of carrying
Plate, damping spring one and damping spring two, the design achieves the quick absorbing and filtering function of cam stress, avoid stress
The excessive situation for causing the utility model to damage occurs, and solves that original prop column structure is simple, the impulsive force of cam can not be entered
Row absorbs, the problem of easily causing stress excessive part of damage.
, should because the utility model with the addition of rubber jacking block, liquid storage cylinder, piston body, appendix, latex balloon and arc groove
Design realizes self-lubricate function, ensure that the utility model lubricity, reduces wear intensity, solves original tappet without certainly
The problem of dynamic lubricating function, easily causes excessive wear, and service life is short.
Because the utility model with the addition of screen pack, the design filters to fluid, because the utility model with the addition of scale
Graticule, the design are easy to operating personnel to understand the surplus of lubricating fluid, and because the utility model with the addition of shower nozzle, the design is easy to moisten
The sprinkling of synovia, the utility model is rational in infrastructure, and protective is good, practical, service life length, and reliability is high.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural representation of valve tappet of the utility model；
Fig. 2 is the structural representation of stress filter mechanism in a kind of valve tappet of the utility model；
Fig. 3 is the structural representation of automatic lubrication mechanism in a kind of valve tappet of the utility model；
In figure：1- stress filter mechanism, 2- automatic lubrication mechanisms, 3- oil return openings, 4- tappets body, 5- cavitys, 6- are spherical
Chamber, 7- oil inlets, 8- bottom plates, 11- loading plates, 12- damping springs one, 13- damping springs two, 21- rubber jacking block, 22- liquid storages
Cylinder, 23- piston bodies, 24- appendixs, 25- latex balloons, 26- arc grooves.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
Fig. 1-Fig. 3 is referred to, the utility model provides a kind of technical scheme：A kind of valve tappet, including apparatus main body, should
Power filter mechanism 1 and automatic lubrication mechanism 2, apparatus main body include oil return opening 3, tappet body 4, cavity 5, spherical cavity 6, oil-feed
Mouth 7 and bottom plate 8, oil return opening 3 are symmetricly set at left and right sides of the annular side of tappet body 4 with oil inlet 7, and cavity 5 is opened in
The medium position of tappet body 4, spherical cavity 6 are arranged on the inner bottom part centre position of cavity 5, and bottom plate 8 is arranged on the lower surface of tappet body 4
On.
Stress filter mechanism 1 is arranged on the lower surface of bottom plate 8, and stress filter mechanism 1 includes loading plate 11, damping spring one
12 and damping spring 2 13, loading plate 11 be fixed on damping spring 1 and the lower surface of damping spring 2 13, damping bullet
Spring 1 is arranged on the lower surface leftward position of bottom plate 8, and damping spring 2 13 is arranged on the lower surface right positions of bottom plate 8, the design
The quick absorbing and filtering function of cam stress is realized, the excessive situation for causing the utility model to damage of stress is avoided and occurs.
Automatic lubrication mechanism 2 is arranged on the lower surface medium position of bottom plate 8, and automatic lubrication mechanism 2 includes rubber jacking block 21, storage
Fluid cylinder 22, piston body 23, appendix 24, latex balloon 25 and arc groove 26, rubber jacking block 21 are fixed on the upper end of loading plate 11
Middle face position, liquid storage cylinder 22 are arranged on the lower surface forward position of bottom plate 8, and piston body 23 is arranged in liquid storage cylinder 22, appendix
24 lower ends are connected with the front end face of liquid storage cylinder 22, and the upper end of appendix 24 is connected with latex balloon 25, and latex balloon 25 is arranged on arc
In groove 26, arc groove 26 is opened in the lower surface medium position of bottom plate 8, the design achieves self-lubricate function, ensure that
The utility model lubricity, reduces wear intensity.
The axis of oil inlet 7 and the axis of oil return opening 3 are on same straight line, and oil inlet 7 and oil return opening 3
Screen pack is inside mounted on, damping spring 1 and the specification of damping spring 2 13 are identical, are installed in the annular side of liquid storage cylinder 22
There are dial markings, shower nozzle is installed on the rear end face of liquid storage cylinder 22, tappet body 4 is cylindrical structure.
Embodiment：In progress in use, operating personnel first is checked the utility model, check whether and deposit
In defect, it can not just carry out using if there is defect, now need to notify maintenance personal to be repaired, if do not deposited
It can be carried out using if problem, in use, cam rotation and loading plate 11 is jacked up, and then loading plate 11 moves up,
Loading plate 11 moves up and then extrudes damping spring 1 and damping spring 2 13, damping spring 1 and damping spring
2 13 occur elastic deformation, and the active force of 2 13 pairs of cams of damping spring 1 and damping spring filters absorption of, so as to
The quick absorbing and filtering function of cam stress is realized, the excessive situation for causing the utility model to damage of stress is avoided and occurs.
Loading plate 11, which moves up, drives rubber jacking block 21 to move, when rubber jacking block 21 extrudes latex balloon 25, latex balloon
Gas in 25 is delivered in appendix 24, and gases at high pressure are delivered in liquid storage cylinder 22 by appendix 24, is acted in gas pressure intensity
Under, piston body 23 extrudes the lubricating fluid in liquid storage cylinder 22, and lubricating oil is sprayed by shower nozzle, and then lubricating fluid is sprayed to carrying
On the lower surface of plate 11 and cam, it is achieved thereby that self-lubricate function, ensure that the utility model lubricity, abrasion is reduced
Degree.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in the utility model.Any reference in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of valve tappet, including apparatus main body, stress filter mechanism and automatic lubrication mechanism, it is characterised in that：It is described
Apparatus main body includes oil return opening, tappet body, cavity, spherical cavity, oil inlet and bottom plate, and the oil return opening and oil inlet are symmetrical
It is arranged at left and right sides of tappet body annular side, the cavity is opened in tappet body medium position, and the spherical cavity is set
In cavity inner bottom part centre position, the bottom plate is arranged on tappet body lower surface；
The stress filter mechanism is arranged on bottom plate lower surface, and the stress filter mechanism includes loading plate, damping spring one
And damping spring two, the loading plate are fixed on damping spring one and the lower surface of damping spring two, the damping spring
One is arranged on bottom plate lower surface leftward position, and the damping spring two is arranged on bottom plate lower surface right positions；
The automatic lubrication mechanism is arranged on bottom plate lower surface medium position, and the automatic lubrication mechanism includes rubber jacking block, storage
Fluid cylinder, piston body, appendix, latex balloon and arc groove, the rubber jacking block are fixed on loading plate upper surface medium position,
The liquid storage cylinder is arranged on bottom plate lower surface forward position, and the piston body is arranged in liquid storage cylinder, the appendix lower end with
Liquid storage cylinder front end face is connected, and the appendix upper end is connected with latex balloon, and the latex balloon is arranged in arc groove, institute
State arc groove and be opened in bottom plate lower surface medium position.
A kind of 2. valve tappet according to claim 1, it is characterised in that：The axis of the oil inlet and oil return opening
Axis on same straight line, and be mounted on screen pack in oil inlet and oil return opening.
A kind of 3. valve tappet according to claim 1, it is characterised in that：The damping spring one and damping spring two
Specification is identical.
A kind of 4. valve tappet according to claim 1, it is characterised in that：In the liquid storage cylinder annular side be installed quarter
Scale line.
A kind of 5. valve tappet according to claim 1, it is characterised in that：Spray is installed on the liquid storage cylinder rear end face
Head.
A kind of 6. valve tappet according to claim 1, it is characterised in that：The tappet body is cylindrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720830756.8U CN206928981U (en) | 2017-07-10 | 2017-07-10 | A kind of valve tappet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720830756.8U CN206928981U (en) | 2017-07-10 | 2017-07-10 | A kind of valve tappet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206928981U true CN206928981U (en) | 2018-01-26 |
Family
ID=61354153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720830756.8U Expired - Fee Related CN206928981U (en) | 2017-07-10 | 2017-07-10 | A kind of valve tappet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206928981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812312A (en) * | 2019-03-29 | 2019-05-28 | 潍柴动力股份有限公司 | A kind of tappet and engine valve actuating mechanism |
-
2017
- 2017-07-10 CN CN201720830756.8U patent/CN206928981U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812312A (en) * | 2019-03-29 | 2019-05-28 | 潍柴动力股份有限公司 | A kind of tappet and engine valve actuating mechanism |
| CN109812312B (en) * | 2019-03-29 | 2020-06-26 | 潍柴动力股份有限公司 | Tappet and engine valve actuating mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110296175A (en) | Pneumatic cylinder and vehicle | |
| CN110454368A (en) | A kind of hydrogenation stations diaphragm type compressor oil distribution casing running of hydraulic power oil optimization structure | |
| CN204846363U (en) | Aircraft oil air spring formula shimmy damper device | |
| CN108974333B (en) | Full-oil buffer and compensation device | |
| CN104564908A (en) | Buffer hydraulic cylinder | |
| CN206928981U (en) | A kind of valve tappet | |
| CN108412948A (en) | A kind of safe and reliable type shock mitigation system for new-energy automobile | |
| CN203384154U (en) | Anti-impact hydraulic oil cylinder | |
| Javlonbek et al. | Analysis of tribocouples in car shock absorbers and hydro cylinders | |
| CN107701154A (en) | Plunger for gas lift | |
| CN207363998U (en) | A kind of lifting cylinder, lifting cylinder and harvester applied to harvester reel | |
| CN102619732A (en) | Oil-free automobile air compressor | |
| CN205333439U (en) | Valve high temperature fatigue testing machine | |
| RU2409778C1 (en) | Gas-mechanic damper | |
| CN204419758U (en) | A kind of buffering hydraulic cylinder | |
| CN201739414U (en) | Energy-absorbing vibration damper of car | |
| CN103016601A (en) | Vehicle hydraulic shock absorber assembly capable of generating power | |
| CN207162085U (en) | A kind of high-pressure pneumatic grease injector | |
| CN110107644A (en) | A kind of stable type auxiliary device for precision machined good damping result | |
| CN203223374U (en) | Axial plunger pump plunger body based on dynamic pressure supporting principle | |
| CN109306659A (en) | A kind of fluid viscous damper adding free inching gear | |
| CN205740154U (en) | A kind of elevating ram | |
| CN208981114U (en) | A kind of fluid viscous damper adding free inching gear | |
| CN107830106A (en) | Float-valve type gas-liquid mixing damping shock absorber | |
| CN108974042A (en) | A kind of heavy goods vehicles buffering car bumper device |
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: 20180126 Termination date: 20180710 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |