CN218992510U

CN218992510U - High-strength high-sealing valve cover of engine pressure reducing valve

Info

Publication number: CN218992510U
Application number: CN202222492454.8U
Authority: CN
Inventors: 万中跃
Original assignee: Besso Industrial Machinery Coastal Co ltd
Current assignee: Besso Industrial Machinery Coastal Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-05-09
Anticipated expiration: 2032-09-19

Abstract

The utility model discloses a high-strength high-sealing valve cover of an engine pressure reducing valve, which relates to the technical field of valve covers of pressure reducing valves and comprises a cover body and a sealing assembly; cover body: four corresponding bolt holes are formed in the upper end face of the cover body, and a fastening assembly and a clamping assembly are mounted on the upper end face of the cover body; and (3) a sealing assembly: contain bearing, solid fixed ring and sealing rubber ring, the mounting hole has been seted up at the middle part of lid, the internally mounted of mounting hole has the bearing, the upper and lower both ends of lid are fixed with two corresponding solid fixed rings, gu fixed ring corresponds each other with the bearing, gu fixed ring's inside is fixed with sealing rubber ring, can effectively improve the stability when lid and valve rod are connected through setting up seal assembly, fastening assembly contains swivel and connecting hole, it is connected with the swivel to rotate on the up end of lid, has higher joint strength to have higher seal shape when being connected with the valve rod.

Description

High-strength high-sealing valve cover of engine pressure reducing valve

Technical Field

The utility model relates to the technical field of valve covers of pressure reducing valves, in particular to a high-strength high-sealing valve cover of an engine pressure reducing valve.

Background

At present, along with the development of the mechanical industry, the engine technology is more mature, the requirements on the reliability and the stability of the engine are higher and higher, when the combustible gas enters the cylinder, the phenomena of over-strong air pressure or unstable air pressure and the like can occur in the engine cylinder, the stable and reliable operation of the engine is influenced, the starting of a starting system is difficult and the failure rate is higher, in order to solve the problems, an engine relief valve is adopted for reducing the pressure of the engine cylinder, the engine relief valve is mainly composed of a valve body, a valve core, a valve rod and a valve cover, the valve cover of the existing engine relief valve is directly connected with the valve body through bolts in the installation process, but the bolt looseness can be caused by the vibration of the valve body in the practical use process due to the strength of the connection mode, the sealing property of the connecting part of the existing valve cover and the valve rod is poor, and leakage is easy to occur.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the high-strength high-sealing valve cover of the engine pressure reducing valve, which has higher connection strength and higher sealing shape when being connected with a valve rod, so that the problems in the background technology can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a high-strength high-sealing valve cover of an engine pressure reducing valve comprises a cover body and a sealing component;

cover body: four corresponding bolt holes are formed in the upper end face of the cover body, and a fastening assembly and a clamping assembly are mounted on the upper end face of the cover body;

and (3) a sealing assembly: contain bearing, solid fixed ring and sealing rubber ring, the mounting hole has been seted up at the middle part of lid, the internally mounted of mounting hole has the bearing, the upper and lower both ends of lid are fixed with two corresponding solid fixed rings, gu fixed ring corresponds with the bearing each other, gu fixed ring's inside is fixed with sealing rubber ring, can effectively improve the stability when lid and valve rod are connected through setting up seal assembly.

Further, the fastening assembly comprises a swivel and a connecting hole, the swivel is rotationally connected to the upper end face of the cover body, four corresponding connecting holes are formed in the upper end face of the swivel, the connecting holes correspond to the bolt holes, and the connecting strength of the bolts is improved through the arrangement of the fastening assembly.

Further, the joint subassembly contains spout, dop and spring, four corresponding spouts have been seted up on the up end of lid, the inside of spout is provided with the dop, be fixed with the spring on the lower terminal surface of dop, the spring is fixed in the inside of spout, the dop cooperatees with the connecting hole, fixes the swivel through setting up the joint subassembly.

Further, evenly distributed thread grooves are formed in the circumferential surface of the cover body, and a thread ring is connected to the circumferential surface of the cover body in a threaded mode.

Further, the mounting ring is rotationally connected to the lower end face of the threaded ring, the fastening rubber ring is fixed in the mounting ring, and the strength of the cover body when being connected with the valve body of the engine pressure reducing valve is further improved through the mounting ring and the fastening rubber ring.

Further, evenly distributed fixing columns are fixed on the circumferential surface of the swivel, all the fixing columns are connected through the connecting ring, and a user can rotate the swivel through the connecting ring.

Further, a rubber sealing gasket is fixed on the lower end face of the cover body, four corresponding through holes are formed in the lower end face of the rubber sealing gasket, the through holes correspond to the bolt holes, and the sealing performance of the cover body when the cover body is connected with the valve body of the engine pressure reducing valve is improved through the arrangement of the rubber sealing gasket.

Compared with the prior art, the utility model has the beneficial effects that: the high-strength high-sealing valve cover of the engine pressure reducing valve has the following advantages:

1. through setting up fastening assembly and joint subassembly so that at first pass four bolts four bolt holes with lid and engine relief pressure valve's valve body and link to each other, rotate the swivel after the connection and make four connecting holes and four solid fixed ring bolt holes separation, four dops will enter into the inside of four connecting holes under the effect of four springs after four connecting holes rotate to the position that corresponds with four dops, can fix the swivel under such circumstances, fixed back swivel will block four bolts, can avoid appearing becoming flexible at four bolts in the in-process of using after blocking, can effectively improve bolted connection's intensity under such circumstances;

2. after the bolts are connected, the threaded ring is rotated to move downwards, the threaded ring moves downwards to drive the mounting ring to move downwards, the mounting ring moves downwards to drive the fastening rubber ring to move downwards to be connected with the valve body, and the connection strength can be further improved after the connection;

3. the valve rod can pass through the bearing and the two sealing rubber rings in the using process through the sealing assembly, the valve rod is more stable in the rotating process through the rear bearing, and the sealing performance of the valve rod and the cover body connection can be effectively improved through the two sealing rubber rings;

4. the stability of the rubber sealing gasket is improved through the arrangement of the connecting ring, and the sealing property of the connection between the valve body and the cover body of the engine pressure reducing valve after the connection can be effectively improved through the rubber sealing gasket.

Drawings

FIG. 1 is a schematic view of the front side structure of the present utility model;

FIG. 2 is a schematic view of a clamping assembly according to the present utility model;

FIG. 3 is a schematic view of the underside structure of the present utility model;

FIG. 4 is a schematic view of the structure of the bolt hole of the present utility model.

In the figure: the sealing device comprises a cover body 1, a bolt hole 2, a sealing component 3, a bearing 31, a fixing ring 32, a sealing rubber ring 33, a fastening component 4, a rotating ring 41, a connecting hole 42, a clamping component 5, a sliding groove 51, a clamping head 52, a spring 53, a threaded ring 6, a mounting ring 7, a fastening rubber ring 8, a fixing column 9, a connecting ring 10, a rubber sealing gasket 11 and a through hole 12.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present embodiment provides a technical solution: a high-strength high-sealing valve cover of an engine pressure reducing valve comprises a cover body 1 and a sealing component 3;

cover 1: four corresponding bolt holes 2 are formed in the upper end face of the cover body 1, a fastening assembly 4 and a clamping assembly 5 are mounted on the upper end face of the cover body 1, the fastening assembly 4 comprises a swivel 41 and a connecting hole 42, the swivel 41 is rotationally connected to the upper end face of the cover body 1, four corresponding connecting holes 42 are formed in the upper end face of the swivel 41, the connecting hole 42 corresponds to the bolt holes 2, the clamping assembly 5 comprises a sliding groove 51, a clamping head 52 and a spring 53, four corresponding sliding grooves 51 are formed in the upper end face of the cover body 1, the clamping head 52 is arranged in the sliding groove 51, the spring 53 is fixed on the lower end face of the clamping head 52, the spring 53 is fixed in the sliding groove 51, the clamping head 52 is matched with the connecting hole 42, the swivel 41 is fixed through the clamping assembly 5, and the connecting strength of the bolts is improved through the arrangement of the fastening assembly 4;

sealing assembly 3: contain bearing 31, solid fixed ring 32 and sealing rubber ring 33, the mounting hole has been seted up at the middle part of lid 1, and the internally mounted of mounting hole has bearing 31, and the upper and lower both ends of lid 1 are fixed with two corresponding solid fixed rings 32, and gu fixed ring 32 corresponds each other with bearing 31, and gu fixed ring 32's inside is fixed with sealing rubber ring 33, can effectively improve the stability when lid 1 is connected with the valve rod through setting up seal assembly 3.

Wherein: the circumference of the cover body 1 is provided with evenly distributed screw grooves, and the circumference of the cover body 1 is connected with a screw ring 6 in a screw way.

Wherein: the lower end face of the threaded ring 6 is rotationally connected with a mounting ring 7, a fastening rubber ring 8 is fixed in the mounting ring 7, and the strength of the cover body 1 when being connected with the valve body of the engine pressure reducing valve is further improved through the mounting ring 7 and the fastening rubber ring 8.

Wherein: the circumference of the swivel 41 is fixed with evenly distributed fixing columns 9, all fixing columns 9 are connected through the connecting ring 10, and a user can rotate the swivel 41 through the connecting ring 10.

Wherein: the rubber sealing gasket 11 is fixed on the lower end face of the cover body 1, four corresponding through holes 12 are formed in the lower end face of the rubber sealing gasket 11, the through holes 12 correspond to the bolt holes 2, and the sealing performance of the cover body 1 when being connected with the valve body of the engine pressure reducing valve is improved through the arrangement of the rubber sealing gasket 11.

The utility model provides a high-strength high-sealing valve cover of an engine pressure reducing valve, which has the following working principle: the cover body 1 is connected with the valve body of the engine pressure reducing valve by penetrating four bolts through four bolt holes 2, the rotating ring 41 is rotated after connection to enable the four connecting holes 42 to be separated from the four bolt holes 2 of the fixed ring 32, when the four connecting holes 42 are rotated to positions corresponding to the four clamping heads 52, the four clamping heads 52 enter the four connecting holes 42 under the action of four springs 53, the rotating ring 41 can be fixed under the condition, the four bolts are blocked by the fixed rotating ring 41, loosening of the four bolts in the using process can be avoided after blocking, the strength of bolt connection can be effectively improved under the condition, the threaded ring 6 is moved downwards after the bolt connection, the mounting ring 7 is moved downwards to drive the fastening rubber ring 8 to be moved downwards to be connected with the valve body, the connecting strength can be further improved after connection, the valve rod penetrates through the bearing 31 and the two sealing rubber rings 33 when the valve rod is connected with the valve rod, the valve rod is enabled to be more stable in the rotating process, the sealing performance of the two sealing rubber rings 33 can be improved, and the sealing performance of the valve rod 1 can be effectively connected with the valve rod 1.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a high strength high sealed valve gap of engine relief pressure valve which characterized in that: comprises a cover body (1) and a sealing component (3);

cover (1): four corresponding bolt holes (2) are formed in the upper end face, and a fastening assembly (4) and a clamping assembly (5) are mounted on the upper end face of the cover body (1);

sealing assembly (3): contain bearing (31), solid fixed ring (32) and sealing rubber ring (33), the mounting hole has been seted up at the middle part of lid (1), the internally mounted of mounting hole has bearing (31), the upper and lower both ends of lid (1) are fixed with two corresponding solid fixed ring (32), gu fixed ring (32) correspond each other with bearing (31), the inside of gu fixed ring (32) is fixed with sealing rubber ring (33).

2. The high strength, high seal cover for an engine relief valve of claim 1, wherein: the fastening assembly (4) comprises a swivel (41) and a connecting hole (42), the swivel (41) is rotationally connected to the upper end face of the cover body (1), four corresponding connecting holes (42) are formed in the upper end face of the swivel (41), and the connecting holes (42) correspond to the bolt holes (2) mutually.

3. A high strength, high sealing valve cover for an engine pressure relief valve as defined in claim 2, wherein: the clamping assembly (5) comprises a sliding groove (51), clamping heads (52) and springs (53), four corresponding sliding grooves (51) are formed in the upper end face of the cover body (1), the clamping heads (52) are arranged in the sliding groove (51), the springs (53) are fixed on the lower end face of the clamping heads (52), the springs (53) are fixed in the sliding groove (51), and the clamping heads (52) are matched with the connecting holes (42).

4. The high strength, high seal cover for an engine relief valve of claim 1, wherein: the novel cover is characterized in that uniformly distributed thread grooves are formed in the circumferential surface of the cover body (1), and a thread ring (6) is connected to the circumferential surface of the cover body (1) in a threaded mode.

5. The high strength, high seal cover for an engine relief valve of claim 4, wherein: the lower end face of the threaded ring (6) is rotationally connected with a mounting ring (7), and a fastening rubber ring (8) is fixed inside the mounting ring (7).

6. A high strength, high sealing valve cover for an engine pressure relief valve as defined in claim 2, wherein: the rotary ring (41) is characterized in that uniformly distributed fixing columns (9) are fixed on the circumferential surface of the rotary ring (41), and all the fixing columns (9) are connected through a connecting ring (10).

7. The high strength, high seal cover for an engine relief valve of claim 1, wherein: the sealing structure is characterized in that a rubber sealing gasket (11) is fixed on the lower end face of the cover body (1), four corresponding through holes (12) are formed in the lower end face of the rubber sealing gasket (11), and the through holes (12) correspond to the bolt holes (2).