Combined silicon carbide sealing ring for shaft

Abstract

The utility model relates to the technical field of silicon carbide sealing rings, in particular to a combined type silicon carbide sealing ring for a shaft, which comprises a sealing ring main body, a reinforcing component and a mounting component, the reinforcing assembly is installed on the inner wall of the sealing ring body. The reinforcing assembly comprises a mounting ring and a connecting piece, the mounting ring is mounted in the sealing ring main body, and the connecting piece is arranged on the mounting ring; the mounting assembly is mounted below the reinforcing assembly and used for being arranged on the sealing ring body in cooperation with the mounting ring. The friction damage of the combined silicon carbide sealing ring mounted on the shaft body is reduced, so that the service life is prolonged; the device is convenient to cooperate with an installation ring to protect and enhance the use of the sealing ring, is simple to operate and convenient to use, reduces certain complexity caused by grinding of the silicon carbide sealing ring, is convenient to improve the machining efficiency, forms a heat dissipation channel through the vertical blocks, and is used for achieving the heat dissipation function of the combined silicon carbide sealing ring. And the use of the combined silicon carbide sealing ring for the shaft is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of silicon carbide sealing rings, in particular to a combined silicon carbide sealing ring for a shaft. Background Art

[0002] The definition of silicon carbide sealing ring is a silicon carbide product produced by using silicon carbide materials, according to different processes and certain production methods. It has a wide range of uses and can be applied to various mechanical products. According to different specifications, different models of products are produced, and ultimately play a sealing role.

[0003] Chinese patent announcement number CN218543157U discloses a combined silicon carbide sealing ring for a shaft, comprising a ring seat, a mounting groove is provided on the top surface of the ring seat, a sealing ring is inserted inside the mounting groove, two groups of the sealing rings are arranged, the two groups of sealing rings are arranged in inner and outer ring shapes, the interior of the ring seat is connected to the sealing ring through an auxiliary mechanism, the surface of the sealing ring is provided with a bump and a groove, the interior of the mounting groove is provided with a bump and a groove, the bump and the groove arranged inside the mounting groove are adapted to the bump and the groove arranged on the surface of the sealing ring, the utility model makes the combined silicon carbide sealing ring structure in a decomposed shape through the structure to adapt to transportation, and effectively reduces the edge collision and wear during transportation through sub-packaging and transportation, and at the same time, by designing different specifications of the ring seat and the sealing ring and then applying the structure to dock and install, combined silicon carbide sealing rings of different specifications can be obtained for users.

[0004] Existing combined silicon carbide sealing rings for shafts are all provided with multiple bottom grooves and grooves. Since silicon carbide is a brittle material, providing grooves and bottom grooves can easily reduce the strength and impact toughness of the silicon carbide sealing ring, and at the same time cause certain complexity to the grinding process of the silicon carbide sealing ring, thereby reducing the processing efficiency. Utility Model Content

[0005] In view of the problems existing in the background technology, a combined silicon carbide sealing ring for a shaft is proposed.

[0006] The utility model provides a combined silicon carbide sealing ring for a shaft, comprising: a sealing ring body, a reinforcement component and a mounting component;

[0007] The reinforcement assembly is installed on the inner wall of the sealing ring body; the reinforcement assembly includes a mounting ring and a connecting piece, the mounting ring is installed inside the sealing ring body; the connecting piece is arranged on the mounting ring;

[0008] And the installation component is installed below the reinforcement component, and is used to cooperate with the installation ring to be set on the sealing ring body.

[0009] Preferably, four mounting blocks are arranged on the periphery of the sealing ring body, and the two ends of the mounting blocks constitute the mounting positions of the rotating pins;

[0010] A bottom groove is arranged below the sealing ring body, a connecting piece is arranged on the bottom groove, and a sealing ring is arranged on the periphery of the sealing ring body.

[0011] Preferably, the connecting member comprises a covering ring, a buckle body and a vertical block;

[0012] The covering ring is installed above the mounting ring, the buckle body is installed below the mounting ring, and the vertical block is installed inside the mounting ring;

[0013] The cover ring is connected above the sealing ring body through a mounting ring;

[0014] The buckle body extends through the mounting ring to the bottom of the sealing ring body and is connected to the mounting assembly.

[0015] Preferably, a plurality of vertical blocks are provided, and a heat dissipation channel is formed between the blocks when two of them are combined, so as to dissipate heat between the combined silicon carbide sealing ring and the shaft body.

[0016] Preferably, the mounting assembly includes a base and a snap-on slot;

[0017] The base is connected to the bottom of the mounting ring, and a buckle groove is arranged on the base; the bottom of the buckle groove is consistent with the plane of the mounting block, and is used to cooperate with the combined silicon carbide sealing ring to be installed on the mechanical shaft.

[0018] Preferably, the buckle groove and the buckle body are opposite to each other, and the buckle body is connected to the inside of the buckle groove by welding or brazing.

[0019] Compared with the prior art, the utility model has the following beneficial technical effects:

[0020] The utility model connects the mounting ring to the inner wall of the sealing ring body, and the mounting ring and the sealing ring body are both made of silicon carbide brittle material, which is convenient for increasing the sealing strength and impact toughness of the sealing ring body, and then the mounting ring is provided with an upper covering ring, which is used to protect the upper part of the sealing ring body, which is convenient for reducing the friction damage of the combined silicon carbide sealing ring when it is installed on the shaft body, and prolonging the service life; a plurality of buckle bodies are installed under the mounting ring, and the buckle bodies are connected in the buckle grooves, and the buckle grooves are arranged on the base, and the base is made of the same material as the sealing ring body, which is convenient for cooperating with the mounting ring to enhance the protection of the sealing ring, and the operation is simple and convenient to use, and at the same time, the complexity caused by the grinding process of the silicon carbide sealing ring is reduced, and the processing efficiency is convenient to improve; at the same time, a plurality of vertical blocks are arranged on the inner wall of the mounting ring, and the vertical blocks are combined in pairs to form a heat dissipation channel, which is used for installing the combined silicon carbide sealing ring and using the heat dissipation function, and is convenient for improving the use of the combined silicon carbide sealing ring for the shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the main structure of the sealing ring in the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the reinforcement component in the utility model;

[0024] Figure 4 It is a schematic diagram of the structure of the connecting component in the utility model.

[0025] Figure numerals: 1. Sealing ring body; 101. Mounting block; 102. Bottom groove; 103. Sealing ring; 2. Mounting ring; 201. Covering ring; 202. Buckle body; 203. Vertical block; 3. Base; 301. Buckle groove. DETAILED DESCRIPTION

[0026] The specific implementation of the present disclosure is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described herein is only used to illustrate and explain the present disclosure, and is not used to limit the present disclosure.

[0027] Embodiment 1

[0028] like Figure 1 - Figure 4 As shown, the utility model proposes a combined silicon carbide sealing ring for shaft, comprising: a sealing ring body 1, a reinforcement component and a mounting component; the reinforcement component is mounted on the inner wall of the sealing ring body 1; the reinforcement component comprises a mounting ring 2 and a connector, the mounting ring 2 is mounted inside the sealing ring body 1; the mounting ring 2 is provided with a connector; the mounting component is mounted below the reinforcement component, and is used to cooperate with the mounting ring 2 to be arranged on the sealing ring body 1. By using silicon carbide brittle material for both the mounting ring 2 and the sealing ring body 1, it is convenient to increase the sealing strength and impact toughness of the sealing ring body 1, and it is convenient to improve the combined silicon carbide sealing ring when it is installed on the mechanical shaft body for working and using, and it is convenient to increase the service life.

[0029] Further explanation, the connector includes a covering ring 201, a buckle body 202 and a vertical block 203; the covering ring 201 is installed above the mounting ring 2, the buckle body 202 is installed below the mounting ring 2, and the vertical block 203 is installed inside the mounting ring 2; the covering ring 201 is connected to the top of the sealing ring body 1 through the mounting ring 2; the buckle body 202 extends to the bottom of the sealing ring body 1 through the mounting ring 2 and is connected to the mounting assembly. The buckle body 202 is used to connect the mounting ring 2 and the mounting assembly, and the vertical blocks 203 are arranged along the inner wall of the mounting ring 2, which is convenient for increasing the use structure of the mounting ring 2, and the covering ring 201 is connected to the inner wall of the sealing ring body 1 through the mounting ring 2, which is convenient for connecting with the top of the sealing ring body 1, so as to achieve matching use with the top connection of the sealing ring body 1, and to facilitate the use of the combined silicon carbide sealing ring.

[0030] Further explanation, there are several vertical blocks 203, and the two blocks are combined to form a heat dissipation channel in the middle; it is used to dissipate heat between the combined silicon carbide sealing ring and the shaft body. The heat dissipation channel is connected to the mechanical shaft, and a certain amount of heat is generated when the mechanical shaft is running. An opening is set below the heat dissipation channel, so that heat can be dissipated from the heat dissipation channel below.

[0031] Embodiment 2

[0032] like Figure 2 - Figure 4 As shown, the utility model proposes a combined silicon carbide sealing ring for shaft. On the basis of the above embodiments, this embodiment also records in detail the specific components of the sealing ring body 1 and the installation assembly, as well as the matching method.

[0033] Further explanation, four mounting blocks 101 are arranged on the periphery of the sealing ring body 1, and the two ends of the mounting blocks 101 constitute the rotating pin mounting positions; a bottom groove 102 is arranged below the sealing ring body 1, a connecting piece is arranged on the bottom groove 102, and a sealing ring 103 is arranged on the periphery of the sealing ring body 1. The combined silicon carbide sealing ring is connected to the mechanical shaft through the rotating pin mounting position, which is convenient for increasing the practicality of the mechanical equipment. The height below the mounting block 101 is higher than the bottom groove 102, so as to avoid opening multiple groove structures on the bottom groove 102 and avoid reducing the strength and impact toughness of the combined silicon carbide sealing ring.

[0034] Further explanation, the mounting assembly includes a base 3 and a buckle groove 301; the base 3 is connected to the bottom of the mounting ring 2, and the buckle groove 301 is provided on the base 3; the bottom of the buckle groove 301 is consistent with the plane of the mounting block 101, and is used to cooperate with the combined silicon carbide sealing ring to be installed on the mechanical shaft. The base 3 is embedded in the bottom groove 102, and is consistent with the plane of the mounting block 101, which is convenient for connection with the mechanical shaft.

[0035] Further explanation, the buckle groove 301 and the buckle body 202 are opposite, and the buckle body 202 is connected to the inside of the buckle groove 301 by welding or brazing. By connecting the buckle groove 301 and the buckle body 202 by welding or brazing, the mounting ring 2 is fixed on the sealing ring body 1, which is convenient for wrapping the inner wall of the sealing ring body 1, and is convenient for protecting the inner wall of the sealing ring body 1, reducing the friction damage between the inside of the sealing ring body 1 and the mechanical shaft, and improving the service life. It is convenient to disassemble the mounting ring 2 and the base 3 as needed, and then install the new mounting ring 2 and the base 3 therein for use, which is convenient for the combined silicon carbide sealing ring structure to be used in combination.

[0036] The working principle of the utility model is as follows: first, the mounting ring 2 is arranged along the inner wall of the sealing ring body 1, the mounting ring 2 is provided with a covering ring 201, and the covering ring 201 is correspondingly connected to the top of the sealing ring body 1, and then the mounting ring 2 is provided with a buckle body 202 below, by connecting the base 3 below the sealing ring body 1, the base 3 is provided with a buckle groove 301, the buckle groove 301 and the buckle body 202 are opposite, so that the buckle body 202 is connected in the buckle groove 301, and it is fixed by using a welding or brazing tool, the mounting ring 2 is fixed by the buckle body 202, and is fixed to the inner wall of the sealing ring body 1, after the sealing ring body 1 is combined with the mounting ring 2 and the base 3, it will be connected to the mechanical shaft through the through hole, the mechanical shaft will generate heat during operation, the mounting ring 2 is provided with a vertical block 203, the vertical blocks 203 are combined in pairs and the openings face outward, the vertical blocks 203 constitute a heat dissipation channel, the heat dissipation channel dissipates the heat, it is convenient to increase the service life of the combined silicon carbide sealing ring, and improve the matching use when installed on the mechanical shaft.

[0037] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A combined silicon carbide sealing ring for a shaft, characterized in that: include: Sealing ring body (1); A reinforcement component mounted on the inner wall of the sealing ring body (1); The reinforcement assembly comprises a mounting ring (2) and a connecting piece, wherein the mounting ring (2) is mounted inside the sealing ring body (1); the mounting ring (2) is provided with a connecting piece; And a mounting assembly is installed below the reinforcing assembly and is used to cooperate with the mounting ring (2) to be arranged on the sealing ring body (1).

2. A combined silicon carbide sealing ring for a shaft according to claim 1, characterized in that: Four mounting blocks (101) are arranged on the periphery of the sealing ring body (1), and two ends of the mounting blocks (101) constitute rotating pin mounting positions; A bottom groove (102) is provided below the sealing ring body (1), a connecting piece is provided on the bottom groove (102), and a sealing ring (103) is provided on the periphery of the sealing ring body (1).

3. A combined silicon carbide sealing ring for a shaft according to claim 2, characterized in that: The connecting piece comprises a covering ring (201), a buckle body (202) and a vertical block (203); The covering ring (201) is installed above the mounting ring (2), the buckle body (202) is installed below the mounting ring (2), and the vertical block (203) is installed inside the mounting ring (2); The covering ring (201) is connected to the upper part of the sealing ring body (1) via the mounting ring (2); The buckle body (202) extends through the mounting ring (2) to the bottom of the sealing ring body (1) and is connected to the mounting assembly.

4. A combined silicon carbide sealing ring for a shaft according to claim 3, characterized in that: A plurality of vertical blocks (203) are provided, and two of them are combined to form a heat dissipation channel in the middle, which is used for heat dissipation between the combined silicon carbide sealing ring and the shaft body.

5. The combined silicon carbide sealing ring for shaft according to claim 3, characterized in that: The mounting assembly comprises a base (3) and a buckle slot (301); The base (3) is connected to the bottom of the mounting ring (2), and a buckle groove (301) is provided on the base (3); the bottom of the buckle groove (301) is consistent with the plane of the mounting block (101), and is used to cooperate with the combined silicon carbide sealing ring to be installed on the mechanical shaft.

6. A combined silicon carbide sealing ring for a shaft according to claim 5, characterized in that: The buckle groove (301) and the buckle body (202) are opposite to each other, and the buckle body (202) is connected to the inside of the buckle groove (301) by welding or brazing.

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