CN218293711U

CN218293711U - Air discharge valve of turbocharger

Info

Publication number: CN218293711U
Application number: CN202222760007.6U
Authority: CN
Inventors: 董海波
Original assignee: Ningbo Tiange Automobile Parts Co ltd
Current assignee: Ningbo Tiange Automobile Parts Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-01-13
Anticipated expiration: 2032-10-20

Abstract

The utility model discloses a turbocharger air release valve, which belongs to the technical field of turbochargers and comprises a valve cover, a crank, an end cover and a shock absorption filling ring block, wherein one end of the valve cover is inserted inside the crank, a fixed inserted bar is fixed near the crank end, a fastening ring block is arranged outside the fixed inserted bar, the shock absorption filling ring block is positioned between the crank and the fastening ring block and detachably connected with the fastening ring block, the end cover is connected with the valve cover through elastic screws, and the arrangement of the inserted end is far away from the fastening ring block to cover the whole valve cover; the air release valve is provided with the damping filling ring block and the end cover with elastic connection, so that the joint of the valve cover and the crank is effectively damped, noise is greatly reduced, and meanwhile, when the elastic filling block is used for covering the valve cover, the air release valve can be effectively sealed, gas leakage is avoided, and the stable performance of an engine is further ensured.

Description

Air discharge valve of turbocharger

Technical Field

The utility model belongs to the technical field of turbo charger, especially, relate to a turbo charger bleed valve.

Background

Because of the wide utilization of turbocharging technology, present exhaust gas turbocharger all adopts bypass gassing structure, general current ordinary bypass gassing structure relief valve can freely 360 degrees rotations in circumference, work under high temperature high pressure when bleed hole position and bleed valve all, both easily produce same deformation jointly, if the bleed valve does not realize the same position at every turn, cause the department of deformation dislocation, arouse the clearance of valve and valve seat more easily, make the clearance increase, when the engine is frequently in and opens and closes, because the deformation reason makes both contact area reduce, can produce and strike the abnormal sound noise and increase the gas leakage of high temperature high pressure. The leakage quantity of the exhaust valve of the exhaust gas turbocharger during operation directly influences the performance of the engine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a turbocharger bleed valve, this bleed valve set up the shock attenuation and fill the ring piece and have elastic connection's end cover, effectively carry out the shock attenuation to valve gap and crank junction, and then reduce the noise by a wide margin, utilize the elastomer filling block simultaneously when the valve gap lid, can effectively seal, avoid gas leakage, and then ensure the stable performance of engine.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a turbo charger bleed valve, this turbo charger bleed valve includes valve gap, crank, end cover, shock attenuation packing ring piece, valve gap one end is pegged graft inside the crank, is close to the crank end and is fixed with fixed inserted bar, and fixed inserted bar outside is equipped with the fastening ring piece, shock attenuation packing ring piece is located between crank and fastening ring piece, can dismantle with the fastening ring piece and be connected, end cover elastic screw connects on the valve gap, keeps away from the setting of grafting end, covers whole valve gap.

Furthermore, the shock absorption filling ring block is T-shaped, a plurality of thread through holes are formed in the shock absorption filling ring block in the circumferential direction of the shock absorption filling ring block, through holes are formed in the corresponding fastening ring block, and the shock absorption filling ring block and the fastening ring block penetrate through the fastening ring block through screws to be fastened with the thread through holes in a threaded mode.

Furthermore, the shock absorption filling ring block is internally provided with a groove, a first spring is fixed in the groove, the groove is equidistantly arranged along the circumferential direction of the shock absorption filling ring block, and the first spring is fixed in each groove.

Furthermore, the end cover is connected with the valve cover through screws, a plurality of sinking holes are formed in the end cover in the circumferential direction of the end cover, and elastomer filling blocks are arranged between the end cover and the valve cover.

Further, the elastomer filling block is annular, and the standing groove has been seted up to its inside, and the inside second spring that is equipped with of standing groove, standing groove are equipped with a plurality ofly along elastomer filling block circumferencial direction.

The beneficial effects of the utility model are that: this bleed valve adopts resin or rubber materials to set up shock attenuation packing ring piece and has elastic connection's end cover, effectively carry out the shock attenuation to valve gap and crank junction, and then reduce the noise by a wide margin, it is fashionable at the valve gap lid to utilize the elastomer packing block simultaneously, can effectively seal, avoid gas leakage, and then ensure the stable performance of engine, the shock attenuation packing ring piece that sets up simultaneously all adopts the screw installation with the elastomer packing block, change after convenient dismantlement and the wearing and tearing, and when the installation, the hand hole has been seted up on the end cover, the screw can sink in, do not occupy extra space.

Drawings

Fig. 1 is a schematic structural view of a turbocharger bleed valve provided by the present invention;

fig. 2 is a schematic back structure view of fig. 1 of a turbocharger bleed valve provided by the present invention;

fig. 3 is an exploded schematic view of a turbocharger bleed valve provided by the present invention;

FIG. 4 is a schematic cross-sectional view of a shock absorbing packing ring block of a turbocharger bleed valve according to the present invention;

fig. 5 is a schematic cross-sectional view of an elastomer filling block of a turbocharger bleed valve according to the present invention.

In the figure: 1. a valve cover; 2. a crank; 3. an end cap; 4. a shock absorbing packing ring block; 5. fixing the inserted rod; 6. a threaded through hole; 7. a groove; 8. a first spring; 9. a countersink hole; 10. an elastomer filler block; 11. a placement groove; 12. a second spring; 13. and (5) fastening a ring block.

Detailed Description

For further understanding the contents, features and functions of the present invention, the following embodiments will be illustrated in detail with reference to the accompanying drawings.

Referring to fig. 1 to 5, a turbocharger purge valve according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1, this turbocharger bleed valve includes valve gap 1, crank 2, end cover 3, shock attenuation packing ring 4, valve gap 1 one end is pegged graft inside crank 2, is close to crank 2 end fixed with fixed inserted bar 5, and fixed inserted bar 5 outside is equipped with fastening ring piece 13, shock attenuation packing ring 4 is located between crank 2 and fastening ring piece 13, can dismantle with fastening ring piece 13 and be connected, end cover 3 elastic screw connection is on valve gap 1, keeps away from the setting of grafting end, covers whole valve gap 1.

In this embodiment, set up shock attenuation packing ring block 4 between crank 2 and end cover 3, be used for the shock attenuation between valve gap 1 and the crank 2, it is specific, shock attenuation packing ring block 4 is the T type, threaded through hole 6 has been seted up on shock attenuation packing ring block 4, threaded through hole 6 is equipped with a plurality ofly along shock attenuation packing ring block 4 circumferencial direction, the through-hole has been seted up on the fastening ring block 13 that corresponds, shock attenuation packing ring block 4 passes fastening ring block 13 and threaded through hole 6 screw fastening through the screw with fastening ring block 13, because shock attenuation packing ring block 4 is the T type setting, one end extrusion is between crank 2 and valve gap 1, furthermore, at the inside recess 7 of seting up of shock attenuation packing ring block 4, recess 7 internal fixation has first spring 8, recess 7 is equipped with a plurality ofly along shock attenuation packing ring block 4 circumferencial direction equidistance, first spring 8 is all fixed to every recess 7 internal, conflict through the effect of first spring 8.

Further, set up elastomer filling block 10 that has elastic connection on valve gap 1, screw connection between end cover 3 and valve gap 1 simultaneously, seted up on end cover 3 and sunk hole 9, sunk hole 9 is equipped with a plurality ofly along 3 circumferencial directions of end cover, is equipped with elastomer filling block 10 between end cover 3 and the valve gap 1, and is concrete, elastomer filling block 10 is the annular, and its inside standing groove 11 has been seted up, and standing groove 11 is inside to be equipped with second spring 12, and standing groove 11 is equipped with a plurality ofly along elastomer filling block 10 circumferencial direction.

Because the second spring 12 is arranged inside the elastomer filling block 10, the second spring 12 can further absorb shock and simultaneously perform sealing.

And when the damping filling ring block 4 and the elastomer filling block 10 are installed, the damping filling ring block and the elastomer filling block can be fixedly connected through screws, so that the disassembly is convenient.

In particular, the shock absorbing and filling ring block 4 and the elastic body filling block 10 are made of resin materials or rubber materials, and have good elasticity, so that technical effects can be realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a turbo charger bleed valve, its characterized in that, this turbo charger bleed valve includes valve gap (1), crank (2), end cover (3), shock attenuation packing ring piece (4), valve gap (1) one end is pegged graft inside crank (2), is close to crank (2) end and is fixed with fixed inserted bar (5), and fixed inserted bar (5) outside is equipped with fastening ring piece (13), shock attenuation packing ring piece (4) are located between crank (2) and fastening ring piece, can dismantle with fastening ring piece (13) and be connected, end cover (3) elasticity screwed connection keeps away from grafting end setting on valve gap (1), covers whole valve gap (1).

2. The turbocharger air relief valve according to claim 1, wherein the shock absorption filling ring block (4) is T-shaped, a plurality of threaded through holes (6) are formed in the shock absorption filling ring block (4), the threaded through holes (6) are formed in the circumferential direction of the shock absorption filling ring block (4), corresponding fastening ring blocks (13) are provided with through holes, and the shock absorption filling ring block (4) and the fastening ring blocks penetrate through the fastening ring blocks through screws to be fastened with the threaded through holes (6) in a threaded mode.

3. The turbocharger deflation valve according to claim 2, wherein a groove (7) is formed in the shock absorption filling ring block (4), the first spring (8) is fixed in the groove (7), the grooves (7) are arranged at equal intervals along the circumferential direction of the shock absorption filling ring block (4), and the first spring (8) is fixed in each groove (7).

4. The turbocharger release valve according to claim 1, wherein the end cover (3) is in screw connection with the valve cover (1), the end cover (3) is provided with a plurality of sinking holes (9), the sinking holes (9) are formed along the circumferential direction of the end cover (3), and an elastomer filling block (10) is arranged between the end cover (3) and the valve cover (1).

5. The turbocharger air relief valve according to claim 4, characterized in that the elastomer filling block (10) is annular, a placing groove (11) is formed in the elastomer filling block, a second spring (12) is arranged in the placing groove (11), and a plurality of placing grooves (11) are formed in the circumferential direction of the elastomer filling block (10).