CN205908321U - Cup type hydraulic tappet for automobile engine with lubricating function - Google Patents
Cup type hydraulic tappet for automobile engine with lubricating function Download PDFInfo
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- CN205908321U CN205908321U CN201620894964.XU CN201620894964U CN205908321U CN 205908321 U CN205908321 U CN 205908321U CN 201620894964 U CN201620894964 U CN 201620894964U CN 205908321 U CN205908321 U CN 205908321U
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- housing
- inner chamber
- hydraulic tappet
- casing
- piston
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Abstract
The utility model discloses a hydraulic tappet technical field's a cup type hydraulic tappet for automobile engine with lubricating function, which comprises a housin, the oil outlet has been seted up at the casing top, the casing outer wall is provided with wear -resisting sealing ring, the oil trap has been seted up at casing outer wall middle part, the inlet port has been seted up to the oil trap inner chamber, casing inner chamber top is provided with sealed lid, sealed lid bottom is provided with cylindrical plug, the cylindrical plug outer wall has cup jointed the piston, the utility model discloses a set up wear -resisting sealing ring at the casing outer wall, make that the lateral wall of casing is direct to be taken place the friction with equipment and through keeping good leakproofness, reduce the wearing and tearing of casing, through wear -resisting sealing ring can lubricating oil concentrate to concentrating in the oil trap, the fluid of being convenient for gets into the inner chamber of casing from the inlet port, through the setting of limiting plate, makes the motion of piston remain stable, the position of guaranteeing at every turn to send lubrication oil to the oil outlet simultaneously.
Description
Technical field
The utility model is related to hydraulic tappet technical field, specially a kind of cup type automobile engine with lubricating function
Use hydraulic tappet.
Background technology
Cup type hydraulic tappet is arranged between cam and valve, and the annular groove of tappet hull outside is with engine lubrication system even
Logical, housing upper surface mate with cam, piston lower surface and valve contacts, using the structure design of uniqueness inside tappet, automatically
Adjust valve actuating mechanism drive gap, transmission cam lift change, be opened and closed valve on time, cup type hydraulic tappet can automatically adjust valve
Gap is zero clearance, it is possible to decrease engine noise, traditional cup type hydraulic tappet large end face no fuel feed hole, relies primarily on engine
Splash oil lubrication hydraulic tappet is cylindrical, the matching part of end face and cam, due to the change of the operating modes such as engine speed, load
Change, lubricant effect there may come a time when insufficient, good, lead to hydraulic tappet large end face and the positions such as cam engagement occur abrasion with
And adhesion burn etc., severest consequences be probably hydraulic tappet rupture, damage camshaft, or even damage engine, for example in
State's number of patent application is the 201220687611.4 cup type hydraulic tappets with lubricating function, and particular content is: one kind has profit
The cup type hydraulic tappet of sliding function, including housing, plunger, piston, unidirectional valve ball, is characterized in that there is lubrication on housing large end face
Oilhole, capping end face has oil-feed tank, and good effect is insufficient, bad for traditional cup type hydraulic tappet lubricant effect
Good shortcoming, improves design to former cup type hydraulic tappet, increases fuel feed hole in hydraulic tappet housing large end face, by engine
The lubricating oil of lubricating system is incorporated into the working position of hydraulic tappet large end face and cam engagement, strengthens and fully ensure that lubrication effect
Really, prevent hydraulic tappet, cam etc. from wearing and tearing, adhesion burn etc., although this cup type hydraulic tappet with lubricating function
Large end face arranges oilhole, but directly and external equipment direct friction is it is impossible to reduce shell for the outer wall of housing and top
The abrasion of body, makes lubricant effect reduce, only can not meet hydraulic tappet when running up by a fuel feed hole oil-feed simultaneously
Lubricant effect, therefore, design a kind of cup type automobile engine hydraulic tappet with lubricating function.
Utility model content
The purpose of this utility model is to provide a kind of cup type automobile engine hydraulic tappet with lubricating function, with
Directly and external equipment direct friction is it is impossible to reduce housing to solve the outer wall of housing of proposition and top in above-mentioned background technology
Abrasion, makes lubricant effect reduce, only can not meet the profit when running up for the hydraulic tappet by a fuel feed hole oil-feed simultaneously
The problem of sliding effect.
For achieving the above object, the utility model provides a kind of following technical scheme: cup type automobile with lubricating function
Engine hydraulic tappet, including housing, the top of described housing offers oil outlet, and the outer wall of described housing is provided with wear-resisting
Sealing ring, the outer wall of described housing offers oil trap, and the inner chamber of described oil trap offers fuel feed hole, the inner chamber of described housing
Top is provided with closure, and the bottom of described closure (6) is provided with plunger, and the outer wall of described plunger is socketed with piston,
The left and right sides of described piston is provided with limiting plate, and the bottom of described limiting plate and top are provided with gripper shoe, described piston
Inner chamber in the middle part of be provided with non-return valve, the bottom of described non-return valve is provided with elastic component, and the bottom of elastic component and piston
The bottom of inner chamber connects, and the bottom of described piston is provided with gathering room, is provided with valve stem, institute in the middle part of the inner chamber of described gathering room
The bottom stating valve stem passes through the bottom of housing.
Preferably, described wear-resistant seal ring is semicircle V-shaped ring, and described wear-resistant seal ring is at least four groups of identical.
Preferably, at least two groups of described fuel feed hole, and the structure of fuel feed hole described in two groups is identical.
Preferably, the top of described housing is coated with anticorrosion layer, and the top of described anticorrosion layer is coated with wearing layer.
Compared with prior art, the beneficial effects of the utility model are: the utility model passes through the outer wall setting in housing
Wear-resistant seal ring, is made the side wall of housing directly not rubbed with equipment, can also keep good sealing by wear-resistant seal ring
Property, reduce the abrasion of housing, fluid can be easy to from entering concentrating in oil trap in grease by wear-resistant seal ring
Oilhole enters the inner chamber of housing, by the setting of limiting plate, makes the motion of piston keep stable, ensures every time lubricating oil simultaneously
Liquid delivers to the position of oil outlet, by arranging gathering room in piston base, makes the fluid do not sent have the place of collection, reduces
The loss of fluid, by spraying anticorrosion layer and wearing layer at the top of housing, makes the wearability at the top of housing increase, extends
The service life of housing.
Brief description
Fig. 1 is the utility model structural representation；
Fig. 2 is the utility model a portion mplifying structure schematic diagram.
In figure: 1 housing, 2 oil outlets, 3 wear-resistant seal rings, 4 oil traps, 5 fuel feed holes, 6 closures, 7 plungers, 8 pistons,
9 limiting plates, 10 gripper shoes, 11 non-return valves, 12 gathering rooms, 13 valve stems, 14 anticorrosion layers, 15 wearing layers.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of the utility model protection.
Refer to Fig. 1-2, the utility model provides a kind of a kind of technical scheme: cup type car engine with lubricating function
Machine hydraulic tappet, including housing 1, the top of described housing 1 offers oil outlet 2, and the outer wall of described housing 1 is provided with wear-resisting
Sealing ring 3, the outer wall of described housing 1 offers oil trap 4, and the inner chamber of described oil trap 4 offers fuel feed hole 5, described housing 1
Inner cavity top be provided with closure 6, the bottom of described closure 6 is provided with plunger 7, the outer wall socket of described plunger 7
There is piston 8, the left and right sides of described piston 8 is provided with limiting plate 9, and the bottom of described limiting plate 9 and top are provided with support
Plate 10, is provided with non-return valve 11 in the middle part of the inner chamber of described piston 8, the bottom of described non-return valve 11 is provided with elastic component, and
The bottom of elastic component is connected with the bottom of piston 8 inner chamber, and the bottom of described piston 8 is provided with gathering room 12, described gathering room 12
Inner chamber in the middle part of be provided with valve stem 13, the bottom of described valve stem 13 passes through the bottom of housing 1.
Wherein, described wear-resistant seal ring 3 is semicircle V-shaped ring, and described wear-resistant seal ring 3 is at least four groups of identical, makes
The side wall of housing 1 is not directly rubbed with equipment, can also keep good sealing by wear-resistant seal ring 3, reduces housing
The structure of 1 abrasion, at least two groups of described fuel feed hole 5, and fuel feed hole 5 described in two groups is identical make oil-feed respond well it is ensured that
The lubricity of equipment, the top of described housing 1 is coated with anticorrosion layer 14, and the top of described anticorrosion layer 14 is coated with wearing layer 15,
So that the wearability at the top of housing 1 is increased, extend the service life of housing 1.
Operation principle: the utility model passes through to arrange oil outlet 2 at the top of housing 1, enables lubricating oil in housing 1
, it is ensured that housing 1 top and the lubricity of equipment, being located at wear-resistant seal ring 3 by the outer wall in housing 1, making housing 1 occur in top
Side wall directly there is not friction with equipment moreover it is possible to keep good sealing, the abrasion of minimizing housing 1, by wear-resistant seal
Ring 3 can be easy to fluid by oil trap 4 and enter housing 1 from fuel feed hole 5 concentrating in oil trap 4 in grease
Inner chamber, by the setting of limiting plate 9, makes the motion of piston 8 keep stable, ensures every time lubricating oil accurately to be delivered to simultaneously
The position of oil outlet 2, makes the backflow of minimizing fluid by the setting of non-return valve 11, by arranging gathering room in piston 8 bottom
12, make the fluid do not sent have the place of collection, reduce the loss of fluid, by spraying anticorrosion layer 14 at the top of housing 1
With wearing layer 15, so that the wearability at the top of housing 1 is increased, extend the service life of housing 1.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with multiple changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of cup type automobile engine hydraulic tappet with lubricating function, including housing (1) it is characterised in that: described
The top of housing (1) offers oil outlet (2), and the outer wall of described housing (1) is provided with wear-resistant seal ring (3), described housing (1)
Outer wall offer oil trap (4), the inner chamber of described oil trap (4) offers fuel feed hole (5), the inner chamber top of described housing (1)
Portion is provided with closure (6), and the bottom of described closure (6) is provided with plunger (7), the outer wall socket of described plunger (7)
There is piston (8), the left and right sides of described piston (8) is provided with limiting plate (9), and the bottom of described limiting plate (9) and top are all provided with
It is equipped with gripper shoe (10), in the middle part of the inner chamber of described piston (8), be provided with non-return valve (11), the bottom of described non-return valve (11)
It is provided with elastic component, and the bottom of elastic component is connected with the bottom of piston (8) inner chamber, the bottom of described piston (8) is provided with collection
Grease chamber (12), is provided with valve stem (13) in the middle part of the inner chamber of described gathering room (12), the bottom of described valve stem (13) passes through shell
The bottom of body (1).
2. a kind of cup type automobile engine hydraulic tappet with lubricating function according to claim 1, its feature exists
In: described wear-resistant seal ring (3) is semicircle V-shaped ring, and described wear-resistant seal ring (3) is at least four groups of identical.
3. a kind of cup type automobile engine hydraulic tappet with lubricating function according to claim 1, its feature exists
In: the quantity of described fuel feed hole (5) is two groups, and the structure of fuel feed hole (5) described in two groups is identical.
4. a kind of cup type automobile engine hydraulic tappet with lubricating function according to claim 1, its feature exists
In: the top of described housing (1) is coated with anticorrosion layer (14), and the top of described anticorrosion layer (14) is coated with wearing layer (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894964.XU CN205908321U (en) | 2016-08-17 | 2016-08-17 | Cup type hydraulic tappet for automobile engine with lubricating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894964.XU CN205908321U (en) | 2016-08-17 | 2016-08-17 | Cup type hydraulic tappet for automobile engine with lubricating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205908321U true CN205908321U (en) | 2017-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620894964.XU Active CN205908321U (en) | 2016-08-17 | 2016-08-17 | Cup type hydraulic tappet for automobile engine with lubricating function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112719985A (en) * | 2020-12-24 | 2021-04-30 | 澧县澧水明珠钢化玻璃有限公司 | Drilling equipment of valve housing processing usefulness |
-
2016
- 2016-08-17 CN CN201620894964.XU patent/CN205908321U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112719985A (en) * | 2020-12-24 | 2021-04-30 | 澧县澧水明珠钢化玻璃有限公司 | Drilling equipment of valve housing processing usefulness |
| CN112719985B (en) * | 2020-12-24 | 2022-07-19 | 澧县佳鑫钢化玻璃有限公司 | Drilling equipment of valve housing processing usefulness |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |