CN217108266U - Booster bleed valve and engine - Google Patents
Booster bleed valve and engine Download PDFInfo
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- CN217108266U CN217108266U CN202220451905.0U CN202220451905U CN217108266U CN 217108266 U CN217108266 U CN 217108266U CN 202220451905 U CN202220451905 U CN 202220451905U CN 217108266 U CN217108266 U CN 217108266U
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- rotation stopping
- rocker arm
- valve
- valve cover
- spring
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Abstract
The utility model discloses a supercharger air release valve and an engine, wherein the air release valve comprises a valve cover and a rotation stopping structure arranged on the valve cover, a support column is arranged on the valve cover, and a spring is arranged on the support column; the rotation stopping structure comprises a rocker arm and a rotation stopping square piece, the rocker arm and the rotation stopping square piece are respectively sleeved on the support column, the rocker arm is arranged on the spring, and a limiting structure is arranged between the rotation stopping square piece and the support rod; the rotation stopping square piece limits the rotation of the supporting rod through the limiting structure, so that the rotation of the valve cover is limited, and the rotation stopping of the valve cover is realized; the spring has a buffering effect in the process that the air release valve is closed and seated, so that the impact force of the rotation stopping structure is reduced, and the abrasion of the rotation stopping structure is reduced; during the opening process of the air release valve, the valve cover and the rotation stopping structure are connected under the action of the force of the spring, and the abrasion of the rotation stopping structure caused by the rotation stopping of the valve cover due to the air flow impact is reduced, so that the abrasion fault of the rotation stopping structure of the air release valve is reduced, the fault of a supercharger is reduced, and the performance of an engine is improved.
Description
Technical Field
The utility model relates to the technical field of engines, especially, relate to a booster bleed valve and engine.
Background
The air relief valve of the supercharger is generally movably connected with the valve cover and the push rod, and the valve cover body is stressed to rotate violently under the action of high-speed air pressure, so that noise is generated, and the normal NVH performance is influenced. In order to solve the technical problem, a rotation stopping structure is arranged on the valve cover and can prevent the valve cover from rotating, but the rotation stopping structure of the air release valve of the supercharger is abraded after long-term use, so that the air release valve fails to work, and the performance of the supercharger is further influenced.
In view of the above technical problems, those skilled in the art are urgently required to design a supercharger air release valve to prevent abrasion of a rotation stopping structure.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough, the utility model discloses the technical problem that will solve is: the utility model provides a booster bleed valve and engine, increases the spring in this bleed valve structure, reduces the wearing and tearing trouble of bleed valve rotation stopping structure, reduces the booster trouble, has improved the reliability of engine operation.
In order to solve the technical problem, the technical scheme of the utility model is that:
a supercharger air release valve comprises a valve cover and a rotation stopping structure arranged on the valve cover, wherein a support column is arranged on the valve cover, and a spring is arranged on the support column; the rotation stopping structure comprises a rocker arm and rotation stopping square pieces arranged on the rocker arm, the rocker arm and the rotation stopping square pieces are respectively sleeved on the supporting columns, the rocker arm is arranged on the springs, and limiting structures are arranged between the rotation stopping square pieces and the supporting rods.
Preferably, the rotation stopping structure further comprises a pressing plate arranged between the spring and the rocker arm, and the pressing plate is sleeved on the supporting column.
Preferably, the rocker arm comprises a rocker arm plate, a concave cavity is formed in one side, facing the valve cover, of the rocker arm plate, and the pressing plate is contained in the concave cavity.
Preferably, one side of the rocker arm plate, which is away from the valve cover, is provided with a recess, a through hole is formed in the middle of the recess, and the rotation stopping square piece is limited in the recess.
Preferably, the rocker arm further comprises an operating lever.
Preferably, the limiting structure is a limiting groove formed in the outer wall of the supporting rod.
Preferably, the recess is square.
An engine comprises the supercharger purge valve.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
because the utility model discloses a supercharger bleed valve and engine, the bleed valve includes the valve gap and establishes the structure of splining on the valve gap, is provided with the support column above the valve gap, is provided with the spring above the support column; the rotation stopping structure comprises a rocker arm and a rotation stopping square piece, the rocker arm and the rotation stopping square piece are respectively sleeved on the support column, the rocker arm is arranged on the spring, and a limiting structure is arranged between the rotation stopping square piece and the support rod; the rotation stopping square piece limits the rotation of the supporting rod through the limiting structure, so that the rotation of the valve cover is limited, and the rotation stopping of the valve cover is realized; the spring closes the air release valve in the seating process, and plays a role in buffering, so that the impact force of the rotation stopping structure is reduced, and the abrasion of the rotation stopping structure is reduced; during the opening process of the air release valve, the valve cover and the rotation stopping structure are connected under the action of the force of the spring, and the abrasion of the rotation stopping structure caused by the rotation stopping of the valve cover due to the air flow impact is reduced, so that the abrasion fault of the rotation stopping structure of the air release valve is reduced, the fault of a supercharger is reduced, and the performance of an engine is improved.
The rotation stopping structure also comprises a pressing plate arranged between the spring and the rocker arm, the pressing plate is sleeved on the support column and is beneficial to fixing the spring, the air release valve is closed in a seating process, the spring plays a buffering role, the impact force of the rotation stopping structure is reduced, and the abrasion of the rotation stopping structure is reduced.
Because the rocking arm includes the rocking arm board, the rocking arm board is provided with the cavity towards one side of valve gap, and the clamp plate is received in the cavity, rational configuration structure, optimal combination.
Because the swing arm board deviates from one side of valve gap and is provided with sunken, is provided with the through-hole in the middle of sunken, and splines the square piece and spacing in sunken, through the shape constraint between through-hole and the square piece, realizes splines.
Because the limiting structure is a limiting groove arranged on the outer wall of the supporting rod, the rotation stopping is convenient.
Because the recess is square, utilize shape constraint, further prevent the rotation-stopping square piece and rotate.
Drawings
FIG. 1 is a schematic structural view of a discharge valve of a supercharger according to the present invention;
FIG. 2 is a schematic view of the split structure of the exhaust valve of the turbocharger of the present invention without a spring;
FIG. 3 is a schematic view of the split structure of the bleed valve of the middle pressure booster of the present invention;
in the figure: 1-valve cover, 2-support rod, 20-limit groove, 3-spring, 4-pressing plate, 5-rotation stopping structure, 50-rocker arm, 500-rocker arm plate, 501-through hole, 51-rotation stopping square piece and 52-operating rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The first embodiment is as follows:
as shown in fig. 1, 2 and 3, the air release valve of the supercharger comprises a valve cover 1 and a rotation stopping structure 5 arranged on the valve cover 1, wherein a support column is arranged on the valve cover 1, and a spring 3 is arranged on the support column; the rotation stopping structure 5 comprises a rocker arm 50 and a rotation stopping square piece 51, the rocker arm 50 and the rotation stopping square piece 51 are respectively sleeved on the support columns, the rocker arm 50 is arranged on the spring 3, and a limiting structure is arranged between the rotation stopping square piece 51 and the support rod 2; the rotation stopping structure 5 of the present embodiment further includes a pressing plate 4 disposed between the spring 3 and the rocker arm 50, and the pressing plate 4 is provided with a hole, so that the pressing plate 4 is sleeved on the supporting rod 2.
The rocker arm 50 comprises a rocker arm plate 500, a concave cavity is formed in one side, facing the valve cover 1, of the rocker arm plate 500, and the pressing plate 4 is accommodated in the concave cavity; according to the optimal scheme, one side, away from the valve cover 1, of the rocker arm plate 500 is provided with a recess, the through hole 501 is formed in the middle of the recess, the rotation stopping square piece 51 is limited in the recess, the recess is square, and the rotation stopping square piece 51 is further limited to rotate by utilizing shape constraint.
The rocker arm 50 further includes an operating lever 52, which is convenient to operate, and the operating lever 52 is structurally provided together with the rocker arm plate 500, increasing structural strength.
As shown in fig. 2, the limiting structure is a limiting groove 20 formed on the outer wall of the support rod 2, and the limiting groove 20 can limit the rotation of the rotation-stopping square piece 51.
The utility model discloses a supercharger air release valve, the spline square piece 51 passes through limit structure, and the limit support rod 2 rotates, and then limits the valve gap 1 to rotate, and the realization valve gap 1 splines; the spring 3 arranged on the support rod 2 enables the air release valve to close the seating process, and the spring 3 plays a role in buffering, so that the impact force of the rotation stopping structure 5 is reduced, and the abrasion of the rotation stopping structure 5 is reduced; in the opening process of the air release valve, the valve cover 1, the pressing plate 4, the rocker arm plate 500 and the rotation stopping square piece 51 are connected under the action of the force of the spring 3, and abrasion of the rotation stopping structure 5 caused by airflow impact rotation of the valve cover 1 is reduced, so that abrasion faults of the rotation stopping structure 5 of the air release valve are reduced, faults of a supercharger are reduced, and the performance of an engine is improved.
As shown in fig. 1, fig. 2 and fig. 3, in this embodiment, two air release valves share one rocker arm plate 500 and one pressing plate 4, two through holes 501 are respectively arranged on the rocker arm plate 500 and the pressing plate 4, the pressing plate 4 is accommodated in the rocker arm plate 500, a supporting rod 2 is respectively arranged on the valve covers 1 of the two air release valves, a spring 3 is respectively arranged on the supporting rod 2, the rotation stopping square pieces 51 of the two air release valves are all arranged in the recess on the rocker arm plate 500, the two air release valves share one rocker arm plate 500 and the pressing plate 4, the structure is reasonably configured, the space occupation is reduced, and the operation is convenient.
Example two:
an engine comprises the supercharger purge valve.
The utility model discloses an engine has reduced the booster trouble because of having set up the booster bleed valve of embodiment one to the performance of engine has been improved.
The above-mentioned preferred embodiments of the present invention are not intended to limit the present invention, and any modifications made within the spirit and principles of the present invention, including the modifications of the supercharger bleed valve and the engine, are intended to be included within the scope of the present invention.
Claims (8)
1. A supercharger air release valve comprises a valve cover and a rotation stopping structure arranged on the valve cover, and is characterized in that a support column is arranged on the valve cover, and a spring is arranged on the support column;
the rotation stopping structure comprises a rocker arm and rotation stopping square pieces arranged on the rocker arm, the rocker arm and the rotation stopping square pieces are respectively sleeved on the supporting columns, the rocker arm is arranged on the springs, and limiting structures are arranged between the rotation stopping square pieces and the supporting columns.
2. The booster purge valve of claim 1, wherein said rotation stopping structure further comprises a pressure plate disposed between said spring and said rocker arm, said pressure plate being fitted over said support post.
3. The booster purge valve of claim 2, wherein the rocker arm comprises a rocker arm plate, a side of the rocker arm plate facing the valve cover being provided with a cavity in which the pressure plate is received.
4. The booster purge valve according to claim 3, wherein a recess is provided on a side of the rocker arm plate facing away from the valve cover, a through hole is provided in the middle of the recess, and the anti-rotation square piece is limited in the recess.
5. The booster purge valve of claim 2, wherein the rocker arm further comprises an operating lever.
6. The booster purge valve according to any of claims 1 to 5, wherein the limiting structure is a limiting groove provided in an outer wall of the support column.
7. The supercharger purge valve of claim 4, wherein the recess is square.
8. An engine comprising a supercharger bleed valve as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220451905.0U CN217108266U (en) | 2022-03-02 | 2022-03-02 | Booster bleed valve and engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220451905.0U CN217108266U (en) | 2022-03-02 | 2022-03-02 | Booster bleed valve and engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217108266U true CN217108266U (en) | 2022-08-02 |
Family
ID=82600479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220451905.0U Active CN217108266U (en) | 2022-03-02 | 2022-03-02 | Booster bleed valve and engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217108266U (en) |
-
2022
- 2022-03-02 CN CN202220451905.0U patent/CN217108266U/en active Active
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