An oil seal with good sealing effect

Abstract

The utility model relates to the technical field of petroleum drilling and production accessories, disclose a kind of oil of good sealing effect, including female head, the upper end inner wall of female head is inserted with male head, the outer wall of female head is connected with the naiwan of screw thread, the outer wall of female head is provided with locking mechanism, the locking mechanism includes guide slot and guide block, the outer wall of guide block is slidably connected in the inner wall of guide slot.The utility model is through the synergies of guide slot, guide block, lock block, spring and lock hole in locking mechanism, reliable locking between naiwan and female head is realized, prevent the situation of the sealing property of male and female head butt joint from being affected by loosening due to pipeline vibration, improve the stability and security of connection, through multiple sealing structure in sealing assembly, the sealing performance between female head and male head is effectively enhanced, avoid the oil leakage problem caused by rubber aging or single seal failure, significantly improve sealing reliability and service life.

Description

Technical Field

[0001] This utility model relates to the field of oil drilling and production accessories technology, and in particular to an oil ring with good sealing effect. Background Technology

[0002] In the production manifold system of oil drilling and production operations, the connection methods used in the manifold system are divided into welded joints and spiral joints. However, welded joints are very inconvenient to disassemble and reassemble. Spiral joints often use O-rings. Since O-rings are made of rubber, they will age over time or when exposed to high temperatures, leading to oil leakage. Currently, the commonly used oil rings in China are relatively mature in structure and technology and are widely used.

[0003] Oil connectors are quick-release fittings used in industrial piping systems, and mainly consist of three parts: a male connector, a female connector, and a fastener.

[0004] However, existing oil connectors still have insufficient sealing reliability during use, and they are easily affected by pipeline vibration, which can cause the connector plate to loosen, resulting in a decrease in the sealing performance of the male and female connectors and easy leakage. Therefore, a new type of oil connector with better sealing performance is proposed to solve the above problems. Utility Model Content

[0005] To overcome the above shortcomings, this utility model provides an oil connector with good sealing performance, which aims to solve the problem that the oil connector in the prior art still has insufficient sealing reliability during use, and that the oil connector is easily affected by pipeline vibration, which may cause the connector plate to loosen, resulting in a decrease in the sealing performance of the male and female connectors and easy leakage.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: an oil seal with good sealing effect, including a female seal head, a male seal head inserted into the upper inner wall of the female seal head, a seal plate threadedly connected to the outer wall of the female seal head, and a locking mechanism provided on the outer wall of the female seal head;

[0007] The locking mechanism includes a guide groove and a guide block. The outer wall of the guide block is slidably connected to the inner wall of the guide groove. A locking block is fixedly connected to the left end of the guide block. A spring is provided on the right wall of the guide block. A locking hole is opened on the outer wall of the male head. The outer wall of the locking block is inserted into the inner wall of the locking hole.

[0008] As a further description of the above technical solution: the guide groove is formed on the outer wall of the female connector, one end of the spring abuts against the side wall of the guide block, and the other end of the spring abuts against the inner wall of the guide groove.

[0009] As a further description of the above technical solution: a baffle is fixedly connected to the outer wall of the female Ren head, a push plate is fixedly connected to the bottom of the guide block, and the inner wall of the Ren plate is sleeved on the outer wall of the male Ren head.

[0010] As a further description of the above technical solution: the right wall of the guide block is fixedly connected to a limiting post, and the inner wall of the spring is sleeved on the outer wall of the limiting post.

[0011] As a further description of the above technical solution: a sealing assembly is provided between the female connector and the male connector, the sealing assembly including a first sealing ring, a second sealing ring and a third sealing ring.

[0012] As a further description of the above technical solution: the bottom of the first sealing ring is fixedly connected to the inner wall of the female connector, and the lower end of the male connector abuts against the top of the first sealing ring.

[0013] As a further description of the above technical solution: the bottom of the second sealing ring is fixedly connected to the inner wall of the female connector, and the lower end of the male connector abuts against the top of the second sealing ring.

[0014] As a further description of the above technical solution: the top of the third sealing ring is fixedly connected to the lower end of the male connector, and the upper end of the female connector abuts against the bottom of the third sealing ring.

[0015] This utility model has the following beneficial effects:

[0016] 1. In this utility model, the reliable locking between the male and female connectors is achieved through the coordinated action of the guide groove, guide block, locking block, spring and lock hole in the locking mechanism, preventing the loosening caused by pipeline vibration from affecting the sealing performance of the male and female connectors, and improving the stability and safety of the connection.

[0017] 2. In this utility model, the multiple sealing structure of the first sealing ring, the second sealing ring and the third sealing ring in the sealing assembly effectively enhances the sealing performance between the female and male connectors, avoids oil leakage caused by rubber aging or single seal failure, and significantly improves sealing reliability and service life. Attached Figure Description

[0018] Figure 1 This is a front view of an oil ring with good sealing effect proposed in this utility model;

[0019] Figure 2 This is a cross-sectional structural diagram of an oil ring with good sealing effect proposed in this utility model.

[0020] Figure 3 This utility model proposes an oil-sealing ring with good sealing effect. Figure 2 Enlarged schematic diagram of the structure at point A in the middle;

[0021] Figure 4 This is a schematic diagram of a locking block structure for an oil ring with good sealing effect proposed in this utility model;

[0022] Figure 5 This is a schematic diagram of the female connector structure of an oil connector with good sealing effect proposed in this utility model;

[0023] Figure 6 This is an exploded view of an oil-sealing ring with good sealing effect proposed in this utility model.

[0024] Legend:

[0025] 1. Female connector; 2. Locking mechanism; 201. Guide groove; 202. Baffle; 203. Guide block; 204. Limiting post; 205. Spring; 206. Locking block; 207. Push plate; 208. Locking hole; 3. Sealing assembly; 301. First sealing ring; 302. Second sealing ring; 303. Third sealing ring; 4. Connecting plate; 5. Male connector. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Reference Figure 1 - Figure 3 An embodiment of this utility model provides: a sealing oil connector with good sealing effect, including a female connector 1, a male connector 5 inserted into the upper inner wall of the female connector 1, a connector plate 4 threadedly connected to the outer wall of the female connector 1, and a locking mechanism 2 provided on the outer wall of the female connector 1. The connector plate 4 can be locked by the locking mechanism 2 to prevent the oil connector from becoming loose due to pipeline vibration, which would affect the sealing of the connector.

[0028] The locking mechanism 2 includes a guide groove 201 and a guide block 203. The outer wall of the guide block 203 is slidably connected to the inner wall of the guide groove 201. The guide groove 201 can limit and guide the guide block 203. A locking block 206 is fixedly connected to the left end of the guide block 203. A spring 205 is provided on the right wall of the guide block 203. A locking hole 208 is opened on the outer wall of the male head 5. The outer wall of the locking block 206 is inserted into the inner wall of the locking hole 208. The locking block 206 and the locking hole 208 can lock the male head 4.

[0029] The guide groove 201 is formed on the outer wall of the female connector 1. One end of the spring 205 abuts against the side wall of the guide block 203, and the other end of the spring 205 abuts against the inner wall of the guide groove 201. The spring 205 can exert a force on the guide block 203, so that the locking block 206 is inserted into the locking hole 208 on the female connector 4 under the force of the spring 205.

[0030] Reference Figure 5 A baffle 202 is fixedly connected to the outer wall of the female connector 1, and a push plate 207 is fixedly connected to the bottom of the guide block 203. The inner wall of the connector plate 4 is fitted onto the outer wall of the male connector 5. The baffle 202 prevents the guide block 203 from detaching from the guide groove 201, and the push plate 207 makes it easy for the user to push the guide block 203 to move.

[0031] Reference Figure 4 The right wall of the guide block 203 is fixedly connected to the limiting post 204. The inner wall of the spring 205 is sleeved on the outer wall of the limiting post 204. The limiting post 204 can limit the position of the spring 205 and prevent the spring 205 from shifting.

[0032] Reference Figure 2 , Figure 6 A sealing assembly 3 is provided between the female connector 1 and the male connector 5. The sealing assembly 3 includes a first sealing ring 301, a second sealing ring 302, and a third sealing ring 303. The bottom of the first sealing ring 301 is fixedly connected to the inner wall of the female connector 1, and the lower end of the male connector 5 abuts against the top of the first sealing ring 301. The bottom of the second sealing ring 302 is fixedly connected to the inner wall of the female connector 1, and the lower end of the male connector 5 abuts against the top of the second sealing ring 302. The top of the third sealing ring 303 is fixedly connected to the lower end of the male connector 5, and the upper end of the female connector 1 abuts against the bottom of the third sealing ring 303. By using the first sealing ring 301, the second sealing ring 302, and the third sealing ring 303 at the contact surface of the female connector 1 and the male connector 5, triple sealing is provided at the lower end, middle part, and upper end of the contact surface, respectively, thereby improving the sealing effect of the oil connector.

[0033] Working principle: When it is necessary to connect the female connector 1 and the male connector 5, the male connector 5 is inserted into the upper inner wall of the female connector 1. Then, the connector plate 4, which is sleeved on the outer wall of the male connector 5, is rotated so that the connector plate 4 is threaded onto the female connector 1. During the rotation of the connector plate 4, the user can push the guide block 203 through the push plate 207 to retract the locking block 206 exposed on the outer wall of the female connector 1 into the guide groove 201. As the connector plate 4 continues to rotate, the male connector 5 can be abutted and fixed onto the female connector 1. When the locking hole 208 on the connector plate 4 engages with the locking block... When 206 is aligned, the user can release the push plate 207, allowing the locking block 206 to be inserted into the lock hole 208 under the action of the spring 205, thereby locking the position of the reciprocating plate 4. At the same time, a sealing component 3 is provided between the female reciprocating head 1 and the male reciprocating head 5. The first sealing ring 301 and the second sealing ring 302 are fixedly connected to the inner wall of the female reciprocating head 1, and the lower end of the male reciprocating head 5 abuts against its top; the third sealing ring 303 is fixedly connected to the lower end of the male reciprocating head 5, and the upper end of the female reciprocating head 1 abuts against its bottom, forming a multi-seal structure to improve the sealing effect.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A sealing ring with good sealing effect, comprising a female ring head (1), characterized in that: The female connector (1) has a male connector (5) inserted into its upper inner wall, and a connector plate (4) is threaded onto the outer wall of the female connector (1). The female connector (1) has a locking mechanism (2) on its outer wall. The locking mechanism (2) includes a guide groove (201) and a guide block (203). The outer wall of the guide block (203) is slidably connected to the inner wall of the guide groove (201). A lock block (206) is fixedly connected to the left end of the guide block (203). A spring (205) is provided on the right wall of the guide block (203). A lock hole (208) is opened on the outer wall of the male head (5). The outer wall of the lock block (206) is inserted into the inner wall of the lock hole (208).

2. The oil ring with good sealing effect according to claim 1, characterized in that: The guide groove (201) is formed on the outer wall of the female head (1), one end of the spring (205) abuts against the side wall of the guide block (203), and the other end of the spring (205) abuts against the inner wall of the guide groove (201).

3. The oil ring with good sealing effect according to claim 1, characterized in that: A baffle plate (202) is fixedly connected to the outer wall of the female connector (1), a push plate (207) is fixedly connected to the bottom of the guide block (203), and the inner wall of the connector plate (4) is fitted onto the outer wall of the male connector (5).

4. The oil ring with good sealing effect according to claim 1, characterized in that: The right wall of the guide block (203) is fixedly connected to a limiting post (204), and the inner wall of the spring (205) is sleeved on the outer wall of the limiting post (204).

5. The oil ring with good sealing effect according to claim 1, characterized in that: A sealing assembly (3) is provided between the female connector (1) and the male connector (5), and the sealing assembly (3) includes a first sealing ring (301), a second sealing ring (302) and a third sealing ring (303).

6. The oil ring with good sealing effect according to claim 5, characterized in that: The bottom of the first sealing ring (301) is fixedly connected to the inner wall of the female connector (1), and the lower end of the male connector (5) abuts against the top of the first sealing ring (301).

7. The oil ring with good sealing effect according to claim 6, characterized in that: The bottom of the second sealing ring (302) is fixedly connected to the inner wall of the female connector (1), and the lower end of the male connector (5) abuts against the top of the second sealing ring (302).

8. The oil ring with good sealing effect according to claim 7, characterized in that: The top of the third sealing ring (303) is fixedly connected to the lower end of the male connector (5), and the upper end of the female connector (1) abuts against the bottom of the third sealing ring (303).

Images