CN208323241U - A kind of cylinder cover valve washer provision for disengagement - Google Patents
A kind of cylinder cover valve washer provision for disengagement Download PDFInfo
- Publication number
- CN208323241U CN208323241U CN201820939505.8U CN201820939505U CN208323241U CN 208323241 U CN208323241 U CN 208323241U CN 201820939505 U CN201820939505 U CN 201820939505U CN 208323241 U CN208323241 U CN 208323241U
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- CN
- China
- Prior art keywords
- pull rod
- cylinder cover
- cover valve
- valve washer
- provision
- 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 belongs to internal combustion engine component extracting tool technical field, more particularly to a kind of cylinder cover valve washer provision for disengagement, including pull rod and driving mechanism, the driving mechanism couples with pull rod, one end of the pull rod is equipped with support construction, may pass through cylinder cover valve washer after support construction inclination, can be with cylinder cover valve washer contact connection after ajusting, pull rod can be driven mobile by driving mechanism, pull rod can take out cylinder cover valve washer when mobile.It may pass through cylinder cover valve washer after support construction inclination, pull rod can be driven mobile by driving mechanism, pull rod can take out cylinder cover valve washer when mobile with cylinder cover valve washer contact connection after ajusting.Such setting structure is simple, convenient for operating, it can be achieved that valve retainer quickly removes.
Description
Technical field
The utility model belongs to internal combustion engine component extracting tool technical field, and in particular to a kind of engine cylinder cap air valve seat
Enclose provision for disengagement.
Background technique
Cylinder cover valve washer is the important component on cylinder cap, and valve retainer in assembling process, is matched with interference
On cylinder cap, therefore when generating abrasion maintenance replacement, valve retainer is difficult to dismantle combined pressure, dismantles valve retainer institute at present
The tool used is all to be pressed to dismantle with sleds such as some common spanners, pliers, hand hammer and chisels.Number of patent application is
The patent of invention of ZL2011100298642 discloses a kind of Special instrument for disassembling valve seat ring of diesel engine cylinder cover, will close first
The valve retainer grapple of conjunction state protrudes into valve retainer, so that valve retainer grapple opening is caught on valve retainer, finally leads to
Screw rod lever principle is crossed by detaching base ring of tyre valve.Although this technical solution can take out valve retainer, due to itself and valve
The contact surface of seat ring is smaller, also valve retainer is easily caused to damage, and the apparatus structure is complicated, and when use needs to control valve seating
The folding of grapple is enclosed, it is inconvenient.
Utility model content
In view of the above technical problems, the utility model provides a kind of cylinder cover valve washer provision for disengagement, the device
Structure is simple, can facilitate coupling for realization and valve retainer, easy to operate.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
A kind of cylinder cover valve washer provision for disengagement, including pull rod and driving mechanism, the driving mechanism and pull rod
Connection, one end of the pull rod are equipped with support construction, may pass through cylinder cover valve washer after support construction inclination, put
Pull rod can be driven mobile by driving mechanism, pull rod can when mobile with cylinder cover valve washer contact connection after just
Cylinder cover valve washer is taken out.
The shape of the support construction be it is non-circular, the size of a direction is less than the internal diameter of valve retainer.
The shape of the support construction is ellipse or kidney-shaped.
The driving mechanism detachably couples with pull rod.
The driving mechanism is screw jack, and the pull rod couples with the screw rod of screw jack.
The screw jack is equipped with through-hole, and pull rod can pass through the through-hole and stretch out outside screw rod, and the extension end of pull rod is set
There is a connector, and coupling for pull rod and screw rod is realized by the connector.
The connector includes connection ring and connection sheet, and the connection ring is set in the extension end of pull rod, and connects with screw rod
Touching connection, the connection sheet are arranged between connection ring and pull rod, realize coupling for connection ring and pull rod by connection sheet.
It further include elastic supporting member for supporting optical member, the elastic supporting member for supporting optical member couples with pull rod.
The elastic supporting member for supporting optical member includes support rod and spring, and the support rod couples with spring.
It further include support plate, the support plate is equipped with support through holes.
Support slot is additionally provided in the support plate.
Positioning pin is additionally provided in the support plate.
The utility model compared with prior art, has the beneficial effect that
It may pass through cylinder cover valve washer after support construction inclination, it can be with cylinder cover valve washer after ajusting
Contact connection can drive pull rod mobile by driving mechanism, and pull rod can take out cylinder cover valve washer when mobile.This
Kind structure is simple, convenient for operating, it can be achieved that valve retainer quickly removes.And the contact area of support construction and valve retainer
It is larger, it is not easy to cause to damage.
Detailed description of the invention
Fig. 1 is the principles of the present invention figure；
Fig. 2 is the use state diagram of the utility model；
Fig. 3 is the utility model support construction heeling condition schematic diagram；
Fig. 4 is that the utility model support construction ajusts status diagram；
Fig. 5 is the schematic diagram of the section structure of the utility model one embodiment connector；
Fig. 6 is the schematic diagram of the section structure of another embodiment connector of the utility model；
Fig. 7 is the structural schematic diagram of the utility model screw jack；
Fig. 8 is the structural schematic diagram of the utility model supporting element；
Fig. 9 is the structural schematic diagram of the utility model connection sheet；
Figure 10 is the structural schematic diagram of the utility model groove；
Figure 11 is the structural schematic diagram of the utility model lower end face of support plate；
Figure 12 is the structural schematic diagram of the utility model upper end face of support plate；
Wherein: 1 is pull rod, and 2 be screw jack, and 3 be valve retainer, and 4 be supporting element, and 41 be support rod, and 42 be spring,
5 be screw rod, and 6 be through-hole, and 7 be support construction, and 8 connection rings, 9 be connection sheet, and 10 be support plate, and 11 be support through holes, and 12 be branch
Slot is supportted, 13 be positioning pin.
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.
As shown in figures 1-4, a kind of cylinder cover valve washer provision for disengagement, including pull rod 1 and driving mechanism, driving
Mechanism couples with pull rod 1, and one end of pull rod 1 is equipped with support construction 7, may pass through engine cylinder cover gas after the support construction 7 inclination
Seat ring 3 can be driven with the lower surface contact connection of cylinder cover valve washer 3 by driving mechanism after ajusting
Pull rod 1 is mobile, and pull rod 1 can take out cylinder cover valve washer 3 when mobile.
Since the shape of valve retainer 3 is circular ring shape, support construction 7 can guarantee support construction 7 using non-circular
A direction size be less than valve retainer 3 internal diameter, above-mentioned inclined purpose is so that the size and 3 phase of valve retainer
It is right, guarantee that support construction 7 and connecting rod 1 can pass through valve retainer 3 and be coupled.
Therefore, the shape of support construction 7 can be ellipse, kidney-shaped, rectangular or other similar shape, as long as guaranteeing it
The size of a direction is less than the internal diameter of valve retainer 3.It can be protruded into valve retainer 3 when its inclination, it can be with when vertical
Valve retainer 3 is blocked, valve retainer 3 can be pulled in its moving process.
Driving mechanism detachably couples with pull rod 1.When using connection can be dismantled, can first it be set by pull rod 1 and thereon
Some inclinations of support construction 7 are protruded into valve retainer 3, again couple driving mechanism with pull rod 1 after ajusting.Certainly, it can also will drive
Motivation structure is fixedly connected with pull rod 1, i.e., when pull rod 1 and the support construction 7 which is provided with tilt, driving mechanism will also incline accordingly
Tiltedly, since driving mechanism has biggish weight, therefore operation difficulty and labor intensity be will increase by the way of being fixedly connected.
The main function of driving mechanism is to provide pulling force for pull rod 1, so that pull rod 1 is mobile, so that valve retainer 3 be taken
Out.Therefore, driving mechanism can be realized using various structures, such as: can use device, the cylinder or hydraulic of screw rod lever principle
Cylinder.When using cylinder or hydraulic cylinder, pulling force is provided by the stretching of piston rod.Its specific structure and couple with pull rod 1
Mode will be obvious to those skilled in the art that it is readily conceivable that therefore do not elaborate herein.
In order to simplify structure and convenient for operation, driving mechanism is preferably screw jack 2, pull rod 1 and screw jack 2
Screw rod 5 couples.Screw rod 5 can drive the pull rod being coupled 1 to move together when mobile.The specific connecting mode of screw rod 5 and pull rod 1
It can be adjusted according to the actual situation, such as: plate can be set in 5 upper end of screw rod, pull rod 1 passes through connection sheet and screw rod 5
Connection.
It is preferred that connecting mode is as follows:
As shown in figs. 2 and 7, screw jack 2 is equipped with through-hole 6, which runs through 2 bottom of screw jack and screw rod
5.Pull rod 1 can pass through the through-hole 6 and stretch out outside screw rod 5, and the extension end of pull rod 1 is equipped with connector, and is realized by the connector
Pull rod 1 couples with screw rod 5, this connection is detachable connection.
As shown in fig. 6, connector effect is to play the role of steady brace 1 and screw rod 5.Therefore, connector can be spiral shell
Mother, nut are greater than 6 diameter of through-hole, and the extension end of pull rod 1 is equipped with corresponding external screw thread.After pull rod 1 stretches out screw rod 5, stretch at it
Outlet screws on nut, is offseted by nut and 5 upper surface of screw rod, to realize connection.When needing to separate, loosening nut will simultaneously be drawn
Bar 1 is extracted out from through-hole 6.
As shown in figure 5, connector may be used also certainly are as follows: it includes connection ring 8 and connection sheet 9, and connection ring 8 is set in pull rod 1
Extension end, and with 5 upper surface contact connection of screw rod, connection sheet 9 be arranged between connection ring 8 and pull rod 1, pass through connection sheet 9
Realization connection ring 8 couples with pull rod 1.Tightening nut the time it takes can be saved using such mode, as long as carrying out letter
Single is arranged and places.It is specific:
As shown in Fig. 5,9 and 10, connection sheet 9 is incomplete annulus, and lower part has inclined-plane, and connection ring 8 is equipped with
The corresponding conical surface, 1 extension end of pull rod are equipped with corresponding groove.8 sets of connection ring on pull rod 1 and are inserted into connection sheet 9, connection sheet 9
Inclined-plane (outer surface) couple with the taper-face contact of connection ring 8, the groove contact connection of 9 inner surface of connection sheet and pull rod 1.Connection
The particular number of piece 9 may be set according to actual conditions, preferably there are two.
As shown in figure 8, using for convenience, it is additionally provided with elastic supporting member for supporting optical member 4 comprising support rod 41 and spring 42, branch
One end of strut 41 couples with one end of spring 42.Spring 42 or support rod 41 and 7 lower surface contact connection of support construction.Connecting rod
1 and support construction 7 pass through valve retainer 3 after, compressible spring 42 make its generate elastic potential energy.Elastic supporting member for supporting optical member 4 be placed on to
It dismantles in cylinder cap air valve catheter corresponding to valve retainer 3.The specific structure size of support rod 41 and spring 42 can be according to reality
Situation is adjusted.The preferably tower-shaped spring of spring 42, the great circle end of tower-shaped spring and 7 lower surface contact connection of support construction, can
Improve stability.
Elastic supporting member for supporting optical member 4 primarily serves resilient support effect.When connecting rod 1 and the inclination of support construction 7 protrude into valve retainer 3
And after ajusting, moved downward by 4 limiting rod 1 of supporting element, play position-limiting action, connecting rod 1 is then inserted into screw jack 2
It in through-hole 6 and stretches out outside screw rod 5, is put into connection sheet 9 between in 1 extension end of connecting rod for 8 sets of connection ring at this time, shake
The handle of jack 2 rises screw rod 5, and connecting rod 1, support construction 7 and valve retainer 3 is driven to move up simultaneously, thus by gas
Seat ring 3 takes out.
As shown in Fig. 2,11 and 12, support plate 10, the both ends of support plate 10 are equipped between 2 bottom of screw jack and cylinder cap
Face is respectively screw 2 bottom of jack and cylinder cap contact connection, and support plate 10 is equipped with support through holes 11, support through holes 11 and valve
Seat ring 3 is opposite, and its internal diameter is greater than 3 outer diameter of valve retainer, and valve retainer 3 can enter in support through holes 11.Pass through support plate 10
The distance between 2 bottom of screw jack and cylinder cap can be increased, so as to take out valve retainer 3 completely.Therefore, it supports
Plate 10 can be realized using various structures, as long as can increase distance, the number of 10 thickness of support plate and support through holes 11
Amount can adjust according to the actual situation, such as: by taking 190 Engine Series of Shandong as an example, 11 quantity of support through holes is four.
10 upper surface of support plate is plane, and lower end surface is equipped with support slot 12, and support slot 12 primarily serves protective effect.With
For 190 Engine Series of Shandong, cylinder cap is equipped with a circle annular protrusion, which plays sealing function, in disassembly valve
It should avoid that it is caused to damage as far as possible when seat ring 3, protect sealing surface.Therefore, corresponding support slot 12 is equipped in support plate 10,
The groove width and groove depth of support slot 12 are all larger than the width and height of annular protrusion.
In order to realize, positioning pin 13, positioning pin 13 can be arranged in the quick positioning of support plate 10 and cylinder cap in support plate 10
Couple with the hole on cylinder cap.The specific location setting of positioning pin 13 is adjusted according to the hole location on cylinder cap.
In use, support plate 10 is first placed in cylinder cap upper end, the support slot 12 on lower end surface covers on the convex annular of cylinder cap
On rising, positioning pin 13 is inserted into the hole on cylinder cap, is positioned by positioning pin 13, makes its support through holes 11 and valve retainer 3
Relatively, disassembly operation is then carried out again.
Only the preferred embodiment of the utility model is explained in detail above, but the utility model be not limited to it is above-mentioned
Embodiment can also not depart from the utility model aims within the knowledge of a person skilled in the art
Under the premise of various changes can be made, various change should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of cylinder cover valve washer provision for disengagement, it is characterised in that: including pull rod (1) and driving mechanism, the drive
Motivation structure couples with pull rod (1), and one end of the pull rod (1) is equipped with support construction (7), can wear after the support construction (7) inclination
Cylinder cover valve washer (3) are crossed, driving machine can be passed through with cylinder cover valve washer (3) contact connection after ajusting
Structure can drive pull rod (1) mobile, and pull rod (1) can take out cylinder cover valve washer (3) when mobile.
2. a kind of cylinder cover valve washer provision for disengagement according to claim 1, it is characterised in that: the support knot
The shape of structure (7) be it is non-circular, the size of a direction is less than the internal diameter of valve retainer (3).
3. a kind of cylinder cover valve washer provision for disengagement according to claim 1, it is characterised in that: the support knot
The shape of structure (7) is ellipse or kidney-shaped.
4. a kind of cylinder cover valve washer provision for disengagement according to claim 1, it is characterised in that: the driving machine
Structure detachably couples with pull rod (1).
5. a kind of cylinder cover valve washer provision for disengagement according to claim 1, it is characterised in that: the driving machine
Structure is screw jack (2), and the pull rod (1) couples with the screw rod (5) of screw jack (2).
6. a kind of cylinder cover valve washer provision for disengagement according to claim 5, it is characterised in that: the spiral thousand
Jin top (2) is equipped with through-hole (6), and pull rod (1) can pass through the through-hole (6) and stretch out screw rod (5) outside, and the extension end of pull rod (1) is set
There is a connector, and coupling for pull rod (1) and screw rod (5) is realized by the connector.
7. a kind of cylinder cover valve washer provision for disengagement according to claim 6, it is characterised in that: the connector
Including connection ring (8) and connection sheet (9), the connection ring (8) is set in the extension end of pull rod (1), and contacts connection with screw rod (5)
It connects, the connection sheet (9) is arranged between connection ring (8) and pull rod (1), realizes connection ring (8) and pull rod by connection sheet (9)
(1) connection.
8. a kind of cylinder cover valve washer provision for disengagement according to claim 1, it is characterised in that: further include elasticity
Supporting element (4), the elastic supporting member for supporting optical member (4) couple with pull rod (1).
9. a kind of cylinder cover valve washer provision for disengagement according to claim 1, it is characterised in that: further include support
Plate (10), the support plate (10) are equipped with support through holes (11).
10. a kind of cylinder cover valve washer provision for disengagement according to claim 9, it is characterised in that: the support
Support slot (12) are additionally provided on plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820939505.8U CN208323241U (en) | 2018-06-19 | 2018-06-19 | A kind of cylinder cover valve washer provision for disengagement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820939505.8U CN208323241U (en) | 2018-06-19 | 2018-06-19 | A kind of cylinder cover valve washer provision for disengagement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208323241U true CN208323241U (en) | 2019-01-04 |
Family
ID=64771339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820939505.8U Expired - Fee Related CN208323241U (en) | 2018-06-19 | 2018-06-19 | A kind of cylinder cover valve washer provision for disengagement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208323241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113400249A (en) * | 2021-07-14 | 2021-09-17 | 四川交通职业技术学院 | Diesel engine valve seat dismounting tool and using method thereof |
-
2018
- 2018-06-19 CN CN201820939505.8U patent/CN208323241U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113400249A (en) * | 2021-07-14 | 2021-09-17 | 四川交通职业技术学院 | Diesel engine valve seat dismounting tool and using method thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 Termination date: 20210619 |