Combined sealing element convenient to maintain

Abstract

The utility model discloses a combined sealing element convenient to maintain, which comprises a sealing element body, the sealing element body comprises a first mounting element and a second mounting element, the first mounting element and the second mounting element are in threaded connection, the first mounting element comprises a sealing sleeve, a bottom pad and a first metal ring, the bottom pad is arranged at one end of the sealing sleeve, and the first metal ring is arranged at the other end of the sealing sleeve. And meanwhile, a first metal ring is arranged in a ring groove formed in the middle of the outer side of the bottom pad, the second mounting piece comprises a connecting pipe body and a positioning ring seat, and the positioning ring seat is arranged on the outer side of one end of the connecting pipe body. According to the combined sealing piece convenient to maintain, the reinforcing transverse ribs and the reinforcing vertical ribs are matched for use, the connecting stability and the using strength of the sealing sleeve and the connecting pipe body are improved conveniently, meanwhile, the first metal ring and the second metal ring are further arranged, the using strength of the bottom pad and the positioning ring base is improved, and the service life of the sealing sleeve is prolonged. Therefore, the service life of the sealing piece body is prolonged, the sealing piece body is not prone to extrusion deformation, and the sealing effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to seals, in particular to a combined seal that is easy to maintain. Background Art

[0002] Seals are materials or parts that prevent fluids or solid particles from leaking between adjacent mating surfaces and prevent external impurities such as dust and moisture from invading components inside machinery and equipment.

[0003] After searching, it is found that the typical seal in the prior art is disclosed in the publication number CN203309096U, which includes a body with a center hole, a center hole on both sides of the body, and radial convex bodies I and II on the upper and lower parts of both sides of the center hole, respectively, and the outer diameter of the radial convex body I is smaller than that of the radial convex body II. By arranging the radial convex body on the body, the sealing object can be effectively matched for sealing, thereby improving the sealing effect.

[0004] To sum up, when the existing seals are in use, due to long-term extrusion and torsion, the elasticity of the inner and outer walls will gradually weaken, the sealing performance will be greatly reduced, and even the entire seal will fall off, resulting in a short service life of the entire seal. In view of the above problems, the existing equipment needs to be improved. Utility Model Content

[0005] The purpose of the utility model is to provide a combined seal that is easy to maintain, so as to solve the problem that the existing seals proposed in the above background technology will gradually weaken the elasticity of the inner and outer walls due to long-term extrusion and torsion during use, greatly reduce the sealing performance, and even the entire seal will detach, resulting in a short service life of the entire seal.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a combined seal that is easy to maintain, comprising a seal body,

[0007] The sealing body includes a first mounting member and a second mounting member, and the first mounting member and the second mounting member are threadedly connected, the first mounting member includes a sealing sleeve, a base gasket and a first metal ring, and a base gasket is arranged at one end of the sealing sleeve, and a first metal ring is arranged inside a ring groove opened in the middle of the outer side of the base gasket, the second mounting member includes a connecting tube body and a positioning ring seat, and a positioning ring seat is arranged at the outer side of one end of the connecting tube body, and a plurality of positioning holes are equidistantly arranged on the outer side of the positioning ring seat.

[0008] Preferably, the sealing sleeve is made of rubber, and a plurality of reinforcing transverse ribs are equidistantly arranged inside the sealing sleeve, and the reinforcing transverse ribs are annular structures, and an internal thread is provided on the inner side of the sealing sleeve.

[0009] Preferably, a snap-fit ​​hole is provided in the middle of the base pad, and the size of the snap-fit ​​hole is the same as the inner diameter of the connecting tube.

[0010] Preferably, the connecting tube body is made of rubber material, and a plurality of reinforcing vertical ribs are equidistantly arranged inside the connecting tube body, and the reinforcing vertical ribs are vertical structures, and an external thread is provided on the outside of the connecting tube body.

[0011] Preferably, the connecting tube body is provided with an elastic element on one side of the positioning ring seat, and the outer side of the elastic element is connected to the inside of the positioning ring seat via a sealing compression plate.

[0012] Preferably, a second metal ring is arranged inside the installation groove opened in the middle of the outer side of the positioning ring seat.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the combined seal which is easy to maintain,

[0014] In order to solve the problem that the elasticity of the inner and outer walls of existing seals will gradually weaken due to long-term extrusion and torsion during use, the sealing performance will be greatly reduced, and even the entire seal will detach, resulting in a short service life of the entire seal, the present application provides a combination of reinforced transverse ribs and reinforced vertical ribs to facilitate improving the stability of the connection between the sealing sleeve and the connecting pipe body and the strength during use, and also provides a first metal ring and a second metal ring to improve the strength of the base gasket and the positioning ring seat, thereby increasing the service life of the seal body, making it less likely to be extruded and deformed, and improving the sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the sealing body of the utility model;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the first mounting member of the utility model;

[0017] Figure 3 This is a schematic diagram of the three-dimensional structure of the second mounting member of the utility model;

[0018] Figure 4 This is a schematic diagram of the front cross-sectional structure of the sealing sleeve of the utility model;

[0019] Figure 5 This is a schematic diagram of the front cross-sectional structure of the connecting pipe body of the utility model.

[0020] In the figure: 1. sealing sleeve; 2. bottom pad; 3. first metal ring; 4. connecting pipe body; 5. positioning ring seat; 6. positioning hole; 7. elastic element; 8. sealing pressure plate; 9. second metal ring; 10. strengthening transverse ribs; 11. strengthening vertical ribs. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5 The utility model provides a technical solution: a combined seal that is easy to maintain, according to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the sealing body includes a first mounting member and a second mounting member, and the first mounting member and the second mounting member are threadedly connected, the first mounting member includes a sealing sleeve 1, a base gasket 2 and a first metal ring 3, and a base gasket 2 is provided at one end of the sealing sleeve 1, a clamping hole is provided in the middle of the base gasket 2, and the size of the clamping hole is the same as the inner diameter of the connecting pipe body 4, and a first metal ring 3 is provided inside the annular groove provided in the middle of the outer side of the base gasket 2 to improve the use strength of the base gasket 2 and avoid extrusion deformation affecting the sealing performance. The sealing sleeve 1 is made of rubber, and a plurality of reinforcing transverse ribs 10 are equidistantly provided inside the sealing sleeve 1, and the reinforcing transverse ribs 10 are annular structures to improve the use strength of the sealing sleeve 1, an internal thread is provided on the inner side of the sealing sleeve 1, and the first The second mounting part includes a connecting tube body 4 and a positioning ring seat 5, and a positioning ring seat 5 is arranged on the outer side of one end of the connecting tube body 4, and a plurality of positioning holes 6 are equidistantly provided on the outer side of the positioning ring seat 5, so as to facilitate the installation and fixation of the sealing body. The connecting tube body 4 is made of rubber material, and a plurality of reinforcing vertical ribs 11 are equidistantly provided inside the connecting tube body 4, and the reinforcing vertical ribs 11 are of a vertical structure, so as to improve the use strength of the connecting tube body 4, and an external thread is provided on the outer side of the connecting tube body 4, and an elastic element 7 is arranged on one side of the positioning ring seat 5 of the connecting tube body 4, and the outer side of the elastic element 7 is connected to the inside of the positioning ring seat 5 through a sealing clamping plate 8, and a second metal ring 9 is arranged inside the mounting groove provided in the middle of the outer side of the positioning ring seat 5, so as to improve the use strength of the positioning ring seat 5.

[0023] When in use, first thread the sealing sleeve 1 and the connecting tube body 4, then place the elastic element 7 on the inner side of the connection between the connecting tube body 4 and the positioning ring seat 5, and then rotate the sealing pressure plate 8 so that the sealing pressure plate 8 is threadedly connected to the inner side of the positioning ring seat 5, and at the same time, the bottom of the sealing pressure plate 8 fits with the outer end of the elastic element 7.

[0024] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0025] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A combined seal that is easy to maintain, comprising a seal body, characterized in that: The sealing member body comprises a first mounting member and a second mounting member, and the first mounting member and the second mounting member are threadedly connected, the first mounting member comprises a sealing sleeve (1), a base gasket (2) and a first metal ring (3), and the base gasket (2) is arranged at one end of the sealing sleeve (1), and the first metal ring (3) is arranged inside a ring groove provided in the middle of the outer side of the base gasket (2), the second mounting member comprises a connecting tube body (4) and a positioning ring seat (5), and the positioning ring seat (5) is provided at the outer side of one end of the connecting tube body (4), and a plurality of positioning holes (6) are provided at equal intervals on the outer side of the positioning ring seat (5).

2. The easily repairable combined seal according to claim 1, characterized in that: The sealing sleeve (1) is made of rubber material, and a plurality of reinforcing transverse ribs (10) are arranged at equal intervals inside the sealing sleeve (1), and the reinforcing transverse ribs (10) are annular structures. An internal thread is provided on the inner side of the sealing sleeve (1).

3. The easily repairable combined seal according to claim 1, characterized in that: A snap-fitting hole is provided in the middle of the base pad (2), and the size of the snap-fitting hole is the same as the inner diameter of the connecting pipe body (4).

4. The easily repairable combined seal according to claim 1, characterized in that: The connecting pipe body (4) is made of rubber material, and a plurality of reinforcing vertical ribs (11) are arranged at equal intervals inside the connecting pipe body (4), and the reinforcing vertical ribs (11) are vertical structures. The connecting pipe body (4) is provided with external threads on the outside.

5. The easily repairable combined seal according to claim 1, characterized in that: The connecting tube body (4) is provided with an elastic element (7) on one side of the positioning ring seat (5), and the outer side of the elastic element (7) is connected to the inside of the positioning ring seat (5) via a sealing compression disc (8).

6. The easily repairable combined seal according to claim 1, characterized in that: A second metal ring (9) is arranged inside a mounting groove provided in the middle of the outer side of the positioning ring seat (5).

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