CN109944655A - A kind of rotatable valve Biodge device - Google Patents
A kind of rotatable valve Biodge device Download PDFInfo
- Publication number
- CN109944655A CN109944655A CN201910371020.2A CN201910371020A CN109944655A CN 109944655 A CN109944655 A CN 109944655A CN 201910371020 A CN201910371020 A CN 201910371020A CN 109944655 A CN109944655 A CN 109944655A
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- China
- Prior art keywords
- valve
- mounting hole
- pontic
- sliding block
- duaspiracle
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- 238000009434 installation Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000005461 lubrication Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Abstract
A kind of rotatable valve Biodge device.Mainly solving the problem of to be easily separated from the top of existing air valve bridge and valve influences valve normal work.It is characterized by: at least one of end of valve pontic is provided with the first mounting hole, the first mounting hole structure spherical in shape, sliding block is equipped in first mounting hole, the outer wall of the sliding block is in spherical structure compatible with the first mounting hole, the sliding block can rotate in the first mounting hole, the slider bottom center is equipped with third mounting hole, matches at the top of the third mounting hole and valve；The locating part that anti-limited slip block skids off is additionally provided in first mounting hole.It the advantage is that sliding block can turn an angle in the first mounting hole when valve pontic is in non-standard state, to keep the good contact at the top of the first valve and the good contact at the top of duaspiracle, guarantee the normal work of valve.
Description
Technical field
The present invention relates to technical field of engines, are specifically related to a kind of rotatable valve Biodge device.
Background technique
Engine is arranged for overhead camshaft, Four valve, in typical air distribution structure, air valve bridge is mounted on two
Inlet valve or exhaust valve top when engine operation, with the rotation of camshaft, drive rocker arm rotate around rocker arm shaft, rocker arm leads to
It crosses air valve bridge while driving two valve openings.
Have multiple patents of invention at present and be related to the application of technique, patent CN201721218261.6 is Weihe River bavin power
A kind of air valve bridge, valve actuating mechanism and the engine of limited liability company's application, the air valve bridge of the disclosure of the invention includes valve
Bridge ontology and pin is executed, one end of the air valve bridge ontology offers pilot hole, and cushion block, the pad are equipped in the pilot hole
Block towards one end end face of valve stem be arc convex for being abutted with the top of the valve stem.The air valve bridge will be original
It is changed to separate structure with the integrally formed air valve bridge bottom outlet of air valve bridge, i.e., individually processing has the cushion block of arc convex, then will pad
It is packaged enter air valve bridge ontology pilot hole in, to facilitate the processing of arc convex.Patent CN202926413U is that Guangxi is beautiful
A kind of engine air raft of pontoons of bavin machine limited liability company application.The engine air raft of pontoons includes: air valve bridge ontology and difference
Circular groove, long waist shaped groove, circular groove lubrication hole and the long waist shaped groove lubrication hole being provided on air valve bridge ontology；It is round
Groove is provided with one end of air valve bridge ontology, and long waist shaped groove is provided with the other end of air valve bridge ontology；Circular groove lubrication hole
Through circular groove and air valve bridge body top surface, long waist shaped groove lubrication hole runs through long waist shaped groove and air valve bridge body top surface.
The engine air raft of pontoons is simple and reasonable, offers at the top of the circular groove and long waist shaped groove of air valve bridge and extends through valve
The lubrication hole of bridge top end face, improves lubricant effect, avoid valve stem top surface and circular groove, long waist shaped groove top surface because
Insufficient lubrication and excessive wear, further improve the operation stability of engine.
Air valve bridge patent described above is all to be passed with air valve bridge inner hole (or component in inner hole) with valve top contact
Pass the movement between air valve bridge and valve, the characteristics of motion of part is largely dependent upon air valve bridge inner hole (or in the middle part of inner hole
Part) with valve at the top of mated condition, such as when air valve bridge inner hole and valve top there are when relative motion, will affect valve just
Often work.
Summary of the invention
In order to overcome the shortcomings of that background technique, the present invention provide a kind of rotatable valve Biodge device, solve existing valve
It is easily separated from the top of bridge and valve, influences the problem of valve works normally.
The technical solution adopted in the present invention: a kind of rotatable valve Biodge device, including valve, valve pontic, it is described
There are two valve is set, including the first valve and duaspiracle, the valve pontic cross on the first valve and duaspiracle；Institute
It states at least one of end of valve pontic and is provided with the first mounting hole, the first mounting hole structure spherical in shape, first installation
Sliding block is equipped in hole, the outer wall of the sliding block is in spherical structure compatible with the first mounting hole, and the sliding block can be in the first peace
It fills in hole and rotates, the slider bottom center is equipped with third mounting hole, matches at the top of the third mounting hole and valve；Institute
It states and is additionally provided with the locating part that anti-limited slip block skids off in the first mounting hole.
Wherein the first mounting hole is arranged in one end to the valve pontic, and the other end is provided with the second mounting hole；First gas
The top of door is adapted with third mounting hole, and is inserted into third mounting hole；Second mounting hole is elongate recesses, top
Face forms arc convex, and the second mounting hole, the top-side of the duaspiracle and the second peace are inserted at the top of the duaspiracle
Dress hole matches, and the top surface of the duaspiracle is matched with arc convex.
Valve pontic both ends are provided with the first mounting hole；First valve, duaspiracle top respectively with
Two third mounting holes are adapted, and are inserted respectively into two third mounting holes.
The valve pontic is equipped with the oilhole for leading to the first mounting hole.
The sphere centre of the first mounting hole is arranged in the oilhole.
First mounting hole is equipped with jump-ring slot close to the position of bottom, and the locating part uses circlip, the circlip peace
In jump-ring slot.
The sliding block uses the material different from valve pontic.
The beneficial effects of the present invention are:, when valve pontic is in non-standard state, sliding block can be using above scheme
It turns an angle in one mounting hole, keeps the good contact at the top of the first valve and the good contact at the top of duaspiracle,
To guarantee the normal work of valve.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the rotatable valve Biodge device of the embodiment of the present invention one.
Fig. 2 is the partial structural diagram of the rotatable valve Biodge device of the embodiment of the present invention one.
Fig. 3 is the cross-sectional view of one valve pontic of the embodiment of the present invention.
Fig. 4 is the bottom view of one valve pontic of the embodiment of the present invention.
Fig. 5 is the cross-sectional view of one sliding block of the embodiment of the present invention.
Fig. 6 is the cross-sectional view of the rotatable valve Biodge device of the embodiment of the present invention two.
Specific embodiment
Embodiments of the present invention is further illustrated with reference to the accompanying drawing:
Embodiment one
As shown in Figs. 1-5, a kind of rotatable valve Biodge device, including the first valve 4, duaspiracle 5 and cross at first
Valve pontic 1 on valve 4 and duaspiracle 5；1 both ends of valve pontic are respectively arranged with the first mounting hole 101, second peace
Fill hole 104；First mounting hole 101 structure spherical in shape, first mounting hole 101 is interior to be equipped with sliding block 2, the sliding block 2
Outer wall 201 is in spherical structure compatible with the first mounting hole 101, and the sliding block 2 can rotate in the first mounting hole 101, institute
2 bottom centre of sliding block is stated equipped with third mounting hole 202, the top of first valve 4 is adapted with third mounting hole 202, and
It is inserted into third mounting hole 202；Second mounting hole 104 is elongate recesses, and top surface forms arc convex 105, described the
The second mounting hole 104 is inserted at the top of two valves 5, the top-side of the duaspiracle 5 is matched with the second mounting hole 104, institute
The top surface for stating duaspiracle 5 is matched with arc convex 105.
Wherein, the locating part that anti-limited slip block 2 skids off is additionally provided in first mounting hole 101.
When valve pontic 1 is in non-standard state, sliding block 2 can turn an angle in the first mounting hole 101, and the
It remains good with the top surface 203 of third mounting hole 202 at the top of one valve 4 to contact, meanwhile, the second mounting hole 104 passes through
The structure of its elongate recesses and the structure of arc convex 105 also can guarantee top and the second mounting hole 104 of duaspiracle 5
Arc convex 105 keep good contact, guarantee the normal work of valve.
Further, the valve pontic 1 is equipped with the oilhole 102 for leading to the first mounting hole 101, the lubricating oil
The sphere centre of the first mounting hole 101 is arranged in hole 102, and lubrication can be added into the first mounting hole 101 by oilhole 102
Oil reduces friction, guarantees regular event to guarantee that the lubrication between sliding block 2 and the first mounting hole 101 cooperates.
First mounting hole 101 is equipped with jump-ring slot 103 close to the position of bottom, and the locating part uses circlip 3, described
Circlip is mounted in jump-ring slot 103, carries out limit cooperation to sliding block 2 by circlip 3, guarantees sliding block 2 without departing from the first installation
Hole.
It is easier for installation using the mounting means of circlip, naturally it is also possible to using the limiting device of other ring structures,
Be threadedly engaged or bolt fastening by way of installed.
Further, the sliding block 2 uses the material different from valve pontic 1, individually the high material of selection intensity, thus
Reduce cost.
Embodiment two
As shown in fig. 6, a kind of rotatable valve Biodge device, including the first valve 4, duaspiracle 5 and cross at the first gas
Door 4 and the valve pontic 1 on duaspiracle 5,1 both ends of valve pontic are provided with the first mounting hole.
First mounting hole is identical as the first mounting hole in embodiment one, as shown in Fig. 3,5, first mounting hole
101 structures spherical in shape, are equipped with sliding block 2 in first mounting hole 101, and the outer wall 201 of the sliding block 2 is in and the first mounting hole
101 compatible spherical structures, the sliding block 2 can rotate in the first mounting hole 101, and 2 bottom centre of sliding block is equipped with the
Three mounting holes 202 are additionally provided with the locating part that anti-limited slip block 2 skids off in first mounting hole 101.
Likewise, the valve pontic 1 is equipped with the oilhole 102 for leading to the first mounting hole 101, the oilhole
102 are arranged in the sphere centre of the first mounting hole 101, and lubrication can be added into the first mounting hole 101 by oilhole 102
Oil reduces friction, guarantees regular event to guarantee that the lubrication between sliding block 2 and the first mounting hole 101 cooperates.
First mounting hole 101 is equipped with jump-ring slot 103 close to the position of bottom, and the locating part uses circlip 3, described
Circlip is mounted in jump-ring slot 103, carries out limit cooperation to sliding block 2 by circlip 3, guarantees sliding block 2 without departing from the first installation
Hole.
First valve 4, duaspiracle 5 top be then adapted with third mounting hole 202, and insertion two the respectively
In three mounting holes 202.
When valve pontic 1 is in non-standard state, two sliding blocks can rotate one in its corresponding first mounting hole
Determine angle, to adapt to the location status of valve pontic 1,4 top of the first valve, 5 top of duaspiracle can be corresponding
Third mounting hole top surface keeps good contact, guarantees the normal work of valve.
The technical advantage of the embodiment of the present invention is mainly reflected in:
1, for configuring the vehicle of exhaust brake valve, exhaust back pressure is excessive when causing secondary opening of air valve, can anti-air-stop gate and gas
The separation of the raft of pontoons；
2, in engine working process, since there are deviation, each working temperature of valve difference and gas between each valve spring force
The door factors such as degree of thermal expansion difference, and cause air valve bridge to be driven valve stem end surface height difference when, can make air valve bridge with
Valve rod end well contacts；
3, the material different from valve pontic can be used in sliding block, the material for individually selecting intensity high, to reduce cost；
4, when engine braking operation, exhauxt valve opens is braked, air valve bridge rotation can be such that non-brake valve well connects with air valve bridge
Touching；
5, rocker arm driving air valve bridge is when moving downward, and image angle there are certain slippage on air valve bridge, bear by when valve operation
Certain lateral force, air valve bridge rotation can make valve rod end in a vertical state, avoid bearing lateral force.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply opposite
Importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.In addition, in the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than.
Every technical staff's notice: of the invention although the present invention is described according to above-mentioned specific embodiment
Invention thought be not limited in the invention, any repacking with inventive concept will all be included in this patent protection of the patent right
In range.
Claims (7)
1. a kind of rotatable valve Biodge device, including valve, valve pontic (1), there are two the valve is set, including the first gas
Door (4) and duaspiracle (5), the valve pontic (1) cross on the first valve (4) and duaspiracle (5)；
It is characterized by: one end is provided with the first mounting hole (101) the valve pontic (1) at least within, first installation
Hole (101) structure spherical in shape is equipped with sliding block (2) in first mounting hole (101), the outer wall (201) of the sliding block (2) be in
The compatible spherical structure of first mounting hole (101), the sliding block (2) can rotate in the first mounting hole (101), the sliding block
(2) bottom centre is equipped with third mounting hole (202), matches at the top of the third mounting hole (202) and valve；Described first
The locating part that anti-limited slip block (2) skids off is additionally provided in mounting hole (101).
2. a kind of rotatable valve Biodge device according to claim 1, it is characterised in that: the valve pontic (1) its
The first mounting hole (101) are arranged in middle one end, and the other end is provided with the second mounting hole (104)；
The top of first valve (4) is adapted with third mounting hole (202), and is inserted into third mounting hole (202)；
Second mounting hole (104) is elongate recesses, and top surface forms arc convex (105), at the top of the duaspiracle (5)
It is inserted into the second mounting hole (104), the top-side of the duaspiracle (5) is matched with the second mounting hole (104), and described second
The top surface of valve (5) is matched with arc convex (105).
3. a kind of rotatable valve Biodge device according to claim 1, it is characterised in that: the valve pontic (1) two
End is provided with the first mounting hole (101)；First valve (4), duaspiracle (5) top installed respectively with two thirds
Hole (202) is adapted, and is inserted respectively into two third mounting holes (202).
4. a kind of rotatable valve Biodge device according to claim 1, it is characterised in that: on the valve pontic (1)
Equipped with the oilhole (102) for leading to the first mounting hole (101).
5. a kind of rotatable valve Biodge device according to claim 4, it is characterised in that: the oilhole (102)
Sphere centre in the first mounting hole (101) is set.
6. a kind of rotatable valve Biodge device according to claim 1, it is characterised in that: first mounting hole
(101) position close to bottom is equipped with jump-ring slot (103), and the locating part uses circlip (3), and the circlip is mounted on jump-ring slot
(103) in.
7. a kind of rotatable valve Biodge device according to claim 1, it is characterised in that: the sliding block (2) using with
The different material of valve pontic (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910371020.2A CN109944655A (en) | 2019-05-06 | 2019-05-06 | A kind of rotatable valve Biodge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910371020.2A CN109944655A (en) | 2019-05-06 | 2019-05-06 | A kind of rotatable valve Biodge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109944655A true CN109944655A (en) | 2019-06-28 |
Family
ID=67016967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910371020.2A Pending CN109944655A (en) | 2019-05-06 | 2019-05-06 | A kind of rotatable valve Biodge device |
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| Country | Link |
|---|---|
| CN (1) | CN109944655A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4327677A (en) * | 1979-06-20 | 1982-05-04 | General Motors Corporation | Semi-floating valve bridge |
| CN101240721A (en) * | 2007-02-06 | 2008-08-13 | 浙江黎明发动机零部件有限公司 | Air valve bridge |
| CN202926413U (en) * | 2012-11-07 | 2013-05-08 | 广西玉柴机器股份有限公司 | Engine valve bridge |
| CN203403920U (en) * | 2013-08-30 | 2014-01-22 | 广西玉柴机器股份有限公司 | Engine valve bridge |
| CN107636268A (en) * | 2015-03-31 | 2018-01-26 | 伊顿(意大利)有限公司 | From retraction type engine hydraulic brakes |
| CN209761513U (en) * | 2019-05-06 | 2019-12-10 | 浙江黎明智造股份有限公司 | Rotatable valve bridge device |
-
2019
- 2019-05-06 CN CN201910371020.2A patent/CN109944655A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4327677A (en) * | 1979-06-20 | 1982-05-04 | General Motors Corporation | Semi-floating valve bridge |
| CN101240721A (en) * | 2007-02-06 | 2008-08-13 | 浙江黎明发动机零部件有限公司 | Air valve bridge |
| CN202926413U (en) * | 2012-11-07 | 2013-05-08 | 广西玉柴机器股份有限公司 | Engine valve bridge |
| CN203403920U (en) * | 2013-08-30 | 2014-01-22 | 广西玉柴机器股份有限公司 | Engine valve bridge |
| CN107636268A (en) * | 2015-03-31 | 2018-01-26 | 伊顿(意大利)有限公司 | From retraction type engine hydraulic brakes |
| CN209761513U (en) * | 2019-05-06 | 2019-12-10 | 浙江黎明智造股份有限公司 | Rotatable valve bridge device |
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