High-temperature-resistant engine exhaust valve

Abstract

The utility model discloses a high-temperature-resistant engine exhaust valve which comprises a column body, a first limiting block is fixedly connected to the outer ring of the column body, the first limiting block abuts against a spring, the other end of the spring abuts against a second limiting block, and gas dissipation openings are formed in the upper side and the lower side of the second limiting block respectively. And the bottom end of the second limiting block is fixedly connected with a cover body. A first limiting block, a spring, a second limiting block, gas dissipation ports and a cover body are arranged, and the gas dissipation ports are formed in the upper side and the lower side of the second limiting block, so that gas can freely flow in the second limiting block, the gas dissipation efficiency is improved, gas accumulation in the second limiting block is reduced, and the safety performance of equipment is improved; and a spring is arranged, so that certain elastic force can be provided, certain elastic deformation can be formed between the first limiting block and the second limiting block, and the influence of external impact or vibration and other factors on equipment is relieved to a certain extent.

Description

Technical Field

[0001] The utility model relates to the technical field of high-temperature resistant engine exhaust valves, in particular to a high-temperature resistant engine exhaust valve. Background Art

[0002] With the continuous improvement of living standards, the popularity of cars is getting higher and higher, almost popular in every family, and the market demand for auto parts is also becoming larger and larger, which involves exhaust valves for car engines.

[0003] The function of the exhaust valve is to input fuel into the engine and discharge exhaust gas, but the working environment of the exhaust valve is relatively high temperature. In order to extend the service life of the exhaust valve, a high temperature resistant engine exhaust valve is required for exhaust. Utility Model Content

[0004] The purpose of the utility model is to provide a high-temperature resistant engine exhaust valve. The utility model is provided with a first limit block, a spring, a second limit block, a gas escape port and a cover body, and the gas escape port is opened on the upper and lower sides of the second limit block, which can make the gas flow freely inside the second limit block, thereby improving the gas escape efficiency, reducing the accumulation of gas inside, and improving the safety performance of the equipment. The setting of the spring can provide a certain elastic force, so that there can be a certain elastic deformation between the first limit block and the second limit block, thereby alleviating the impact of external impact or vibration on the equipment to a certain extent, and improving the stability and reliability of the equipment.

[0005] To achieve the above object, a high temperature resistant engine exhaust valve is provided, comprising: a column, the outer ring of the column is fixedly connected to a first limit block, the first limit block abuts against a spring, the other end of the spring abuts against a second limit block, the upper and lower sides of the second limit block are provided with gas escape ports, and the bottom end of the second limit block is fixedly connected to a cover body;

[0006] The bottom end of the column is fixedly connected with a high temperature resistant resistance block, the top of the high temperature resistant resistance block is provided with a shock absorbing groove, the column is penetrated by an airtight resistance block, the bottom end of the airtight resistance block is provided with an interlocking groove, the inner top end of the interlocking groove is provided with a high temperature resistant shock absorbing block, and the bottom ends of the high temperature resistant shock absorbing block and the airtight resistance block are fixedly connected.

[0007] According to the high temperature resistant engine exhaust valve, the first limit block matches with the bottom end of the spring, and the second limit block matches with the top end of the spring.

[0008] According to the high-temperature resistant engine exhaust valve, the size of the gas escape port matches that of the column.

[0009] According to the high temperature resistant engine exhaust valve, the high temperature resistant damping block and the damping groove cooperate with each other.

[0010] According to the high-temperature resistant engine exhaust valve, the inner dimension of the engaging groove matches the top dimension of the high-temperature resistant abutment block.

[0011] The above scheme has the following beneficial effects:

[0012] 1. The utility model is provided with a first limit block, a spring, a second limit block, a gas escape port and a cover body, and the gas escape port is opened on the upper and lower sides of the second limit block, which can make the gas flow freely inside the second limit block, thereby improving the gas escape efficiency, reducing the accumulation of gas inside, and improving the safety performance of the equipment. The setting of the spring can provide a certain elastic force, so that there can be a certain elastic deformation between the first limit block and the second limit block, thereby alleviating the impact of external impact or vibration on the equipment to a certain extent, and improving the stability and reliability of the equipment.

[0013] 2. The utility model is provided with a high-temperature resistance block, a shock-absorbing groove, an airtight resistance block, an engaging groove and a high-temperature resistant shock-absorbing block. The high-temperature resistance block and the high-temperature resistant shock-absorbing block can improve the high-temperature resistance of the entire structure, so that it can work normally in a high-temperature environment and is suitable for various high-temperature environments. The setting of the shock-absorbing groove and the high-temperature resistant shock-absorbing block can provide a certain shock-absorbing performance, reduce the impact of external shocks or vibrations on the equipment, and improve the stability and reliability of the equipment.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a three-dimensional view of a high temperature resistant engine exhaust valve of the utility model;

[0017] Figure 2 This is a front view of a high temperature resistant engine exhaust valve of the utility model;

[0018] Figure 3 It is a cross-sectional perspective view of a high temperature resistant engine exhaust valve of the utility model;

[0019] Figure 4 For this utility model Figure 3 A magnified view of the structure at center;

[0020] Figure 5 For this utility model Figure 3 Enlarged view of the structure at point B in the middle.

[0021] Legend:

[0022] 1. Column; 2. High temperature resistant resistance block; 3. Airtight resistance block; 4. Cover body; 5. First limit block; 6. Spring; 7. Gas escape port; 8. Second limit block; 9. Shock-absorbing groove; 10. High temperature resistant shock-absorbing block; 11. Fitting groove. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-5 The utility model embodiment is a high temperature resistant engine exhaust valve, which includes: a column 1, the outer ring of the column 1 is fixedly connected with a first limit block 5 for fixing the position of the first limit block 5, the first limit block 5 is abutted with a spring 6 for providing elastic support, the other end of the spring 6 is abutted with a second limit block 8 for providing elastic support, the upper and lower sides of the second limit block 8 are provided with gas escape ports 7 for gas circulation, and the bottom end of the second limit block 8 is fixedly connected with a cover body 4 for fixing the position of the cover body 4.

[0025] The bottom end of the column 1 is fixedly connected with a high temperature resistant resistance block 2 for fixing the position of the high temperature resistant resistance block 2. The top of the high temperature resistant resistance block 2 is provided with a shock absorbing groove 9 for shock absorption. The column 1 is penetrated with an airtight resistance block 3 for fixing the position of the airtight resistance block 3. The bottom end of the airtight resistance block 3 is provided with an engaging groove 11 for engaging. The top of the inner part of the engaging groove 11 is provided with a high temperature resistant shock absorbing block 10 for shock absorption. The high temperature resistant shock absorbing block 10 is fixedly connected with the bottom end of the airtight resistance block 3 for fixing the high temperature resistant shock absorbing block 10. Position, the first limit block 5 and the bottom end of the spring 6 cooperate to fix the position of the first limit block 5, the second limit block 8 and the top end of the spring 6 cooperate to fix the position of the second limit block 8, the size of the gas escape port 7 matches that of the column 1 to ensure the cooperation between the gas escape port 7 and the column 1, the high temperature resistant shock absorbing block 10 and the shock absorbing groove 9 cooperate for shock absorption, the internal size of the fitting groove 11 and the top size of the high temperature resistant resistance block 2 match to ensure the cooperation between the fitting groove 11 and the high temperature resistant resistance block 2.

[0026] Working principle: firstly, place the column 1 at a predetermined position of the engine and ensure its stability, and then fix the first limit block 5 to the outer ring of the column 1 to fix its position.

[0027] Install spring 6: Install spring 6 between the first limit block 5 and the second limit block 8, ensure that both ends are in contact and provide elastic support, fix the bottom end of the second limit block 8 to the cover body 4, and ensure that the gas escape ports 7 on the upper and lower sides of the second limit block 8 match the size of the column 1 to achieve gas circulation, fix the high temperature resistant resistance block 2 to the bottom end of the column 1, ensure that its position is fixed, and open a shock-absorbing groove 9 at its top for shock absorption, penetrate the airtight resistance block 3 into the column 1, ensure that its position is fixed, and open a fitting groove 11 at the bottom for fitting, set the high temperature resistant shock-absorbing block 10 at the inner top of the fitting groove 11, and ensure that it is fixedly connected to the bottom end of the airtight resistance block 3 for shock absorption, ensure that the bottom ends of the first limit block 5 and the spring 6 are Match to fix the position of the first limit block 5, ensure that the second limit block 8 and the top of the spring 6 match to fix the position of the second limit block 8, check whether the two match well to achieve the shock absorption effect, check whether the internal size of the fitting groove 11 and the top size of the high temperature resistant resistance block 2 match to ensure tight fitting. After completing the installation and matching of all parts, perform a final inspection to ensure that all parts are correctly installed and fixed in place. After confirming that the exhaust valve assembly is installed correctly, start the engine for a running test. During the operation of the engine, monitor the performance of the exhaust valve to ensure smooth gas circulation, good shock absorption effect, and no abnormal vibration or noise. During use, regularly inspect and maintain the exhaust valve assembly to ensure its normal operation and extend its service life.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A high temperature resistant engine exhaust valve, comprising: A column (1), characterized in that: the outer ring of the column (1) is fixedly connected to a first limit block (5), the first limit block (5) abuts against a spring (6), the other end of the spring (6) abuts against a second limit block (8), the second limit block (8) is provided with gas escape holes (7) on both upper and lower sides, and the bottom end of the second limit block (8) is fixedly connected to a cover body (4); The bottom end of the column (1) is fixedly connected to a high temperature resistant abutment block (2), the top end of the high temperature resistant abutment block (2) is provided with a shock absorbing groove (9), the column (1) is penetrated by an airtight abutment block (3), the bottom end of the airtight abutment block (3) is provided with an engaging groove (11), the top end of the engaging groove (11) is provided with a high temperature resistant abutment block (10), and the bottom ends of the high temperature resistant abutment block (10) and the airtight abutment block (3) are fixedly connected.

2. A high temperature resistant engine exhaust valve according to claim 1, characterized in that: The first limiting block (5) cooperates with the bottom end of the spring (6), and the second limiting block (8) cooperates with the top end of the spring (6).

3. A high temperature resistant engine exhaust valve according to claim 1, characterized in that: The size of the gas escape port (7) matches that of the column (1).

4. A high temperature resistant engine exhaust valve according to claim 1, characterized in that: The high temperature resistant shock absorbing block (10) and the shock absorbing groove (9) cooperate with each other.

5. A high temperature resistant engine exhaust valve according to claim 1, characterized in that: The inner dimensions of the engaging groove (11) match the top dimensions of the high temperature resistant abutment block (2).

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