Radial sealing ring anti-falling structure

Abstract

The utility model discloses a radial sealing ring anti-falling structure which comprises equipment, an installation hole is formed in the equipment, a shell is installed on the top of the equipment, a protruding column is fixedly connected to the bottom of the shell, the protruding column is inserted into the installation hole, and a sealing ring is arranged on the protruding column in a sleeved mode. According to the utility model, the sealing ring can be assembled in the groove of the shell by stretching the sealing ring, and when a product is assembled in an equipment mounting hole, liquid can be prevented from entering an inner cavity of equipment, so that the effect of blocking the liquid is achieved; through the cooperation of the sealing ring convex rib and the shell groove, the function of fixing the position of the sealing ring is achieved, compared with the prior art, no additional parts are needed, and therefore the cost and the assembly difficulty are reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of seal ring anti -drop, especially, relate to a radial seal ring anti -drop structure. BACKGROUND

[0002] Sealing is divided into two kinds of radial and end face sealing. Radial sealing refers to the seal ring is put on the shaft or the product outer circle, and the end face sealing is generally the sealing pad is pressed between the product and the mounting surface. When the connector is sealed with the equipment, the radial sealing is usually selected.

[0003] In order to solve the problem of seal ring drop, the existing scheme needs to increase the seal ring position maintaining part, such as the patent network discloses the announcement number for CN220379168U a kind of inner fillet square tube expansion joint, the prior art adopts end cap part and is fixed seal ring position by slot structure, prevent its drop or displacement;In addition, the patent network also discloses the announcement number for CN213176783U a kind of anti -drop seal ring and the pipe fitting sealing structure using the seal ring, the prior art is increased by supporting ring in the inner side of seal ring, provides the open force for seal ring to keep in the relative position of inner cavity. Although the above prior art can prevent seal ring drop, it needs to increase parts, increases cost and assembly difficulty. Therefore, in view of the above problems, the radial seal ring anti -drop structure provided by the utility model has important significance. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of radial seal ring anti -drop structure, by stretching seal ring, it can be assembled in shell groove, when product is assembled in equipment mounting hole, liquid can be prevented to enter equipment inner cavity, to play the role of barrier liquid;By the cooperation of seal ring boss and shell groove, the function of seal ring position fixation is realized, compared with prior art, without adding parts, to reduce cost and assembly difficulty, and the above-mentioned problems in the background art are solved.

[0005] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0006] The radial seal ring anti -drop structure of the utility model, including equipment, installation hole is set on the equipment, and the top of the equipment is provided with shell, the bottom of the shell is fixedly connected with boss, the boss is inserted into installation hole, and the boss is provided with seal ring, a ring boss is arranged at the inner side tail of the seal ring, and the outer wall of the boss is provided with recess.

[0007] Further, the recess is annular groove structure, the groove width is equal to the width of boss, and the groove depth of the recess is equal to the thickness of boss.

[0008] Further, the sealing ring is a rubber ring structure, an outer diameter of which is equal to a hole diameter of the mounting hole, and an inner diameter of the sealing ring is equal to a diameter of the convex column.

[0009] The utility model discloses relative to prior art includes following beneficial effect:

[0010] (1) a radial sealing ring anti -drop structure in the utility model is when using, through the stretch sealing ring can be assembled in the shell recess, when product assembly is in equipment mounting hole, can prevent liquid and enter equipment inner chamber, to play the role of barrier liquid;

[0011] (2) a radial sealing ring anti -drop structure in the utility model is when using, through the cooperation of sealing ring convex rib and shell recess, realize the function of sealing ring position fixed, compared with prior art, need not add new parts, thereby reduce cost and assembly difficulty.

[0012] Of course, any product of the utility model is not necessarily required to achieve all the advantages described above at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be needed to use the drawing of the embodiment to make a brief introduction, obviously, the drawing in the following description is only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0014] Figure 1 It is the structure diagram of a radial sealing ring anti -drop structure of the utility model;

[0015] Figure 2 It is the front view of a radial sealing ring anti -drop structure of the utility model;

[0016] Figure 3 It is the structure diagram of equipment in the utility model;

[0017] Figure 4 It is the structure diagram of shell in the utility model;

[0018] Figure 5 It is the front view of shell in the utility model;

[0019] Figure 6 It is the structure diagram of sealing ring in the utility model;

[0020] Figure 7 It is the top view of sealing ring in the utility model.

[0021] In the drawings, the component list represented by each sign is as follows:

[0022] 1, device; 2, mounting hole; 3, shell; 4, convex column; 5, sealing ring; 6, convex rib; 7, groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] In the description of the utility model, it is understood that the terms "relative", "one end", "internal", "transverse", "end", "two ends", "two sides", "front", "one end surface", "the other end surface" and the like indicate the orientation or positional relationship, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0025] Please refer to Figures 1-7 As shown in the figure, a radial sealing ring anti-falling structure of the utility model, including equipment 1, equipment 1 is set up on the mounting hole 2, and the top of equipment 1 is provided with shell 3, the bottom of shell 3 is fixedly connected with convex column 4, convex column 4 is inserted into mounting hole 2, and sealing ring 5 is sleeved on convex column 4, a circle of convex rib 6 is arranged at the inner side tail of sealing ring 5, and the outer wall of convex column 4 is provided with groove 7.

[0026] Among them, the groove 7 is an annular groove structure, the groove width is equal to the width of the convex rib 6, and the groove depth of the groove 7 is equal to the thickness of the convex rib 6, when the sealing ring 5 is sleeved on the convex column 4, the convex rib 6 can be aligned and inserted into the groove 7, at this time, the position of the sealing ring 5 can be limited and fixed through the mutual cooperation of the convex rib 6 and the groove 7, so as to prevent the sealing ring 5 from falling off, compared with the prior art, without adding new parts, thereby reducing the cost and assembly difficulty.

[0027] Among them, the sealing ring 5 is a rubber ring structure, the outer diameter is equal to the hole diameter of the mounting hole 2, and the inner diameter of the sealing ring 5 is equal to the diameter of the convex column 4, the sealing ring 5 has elasticity, which can be assembled on the convex column 4 by stretching, when the shell 3 is installed on the top of the equipment 1, the sealing ring 5 can fill the gap between the convex column 4 and the mounting hole 2, so as to prevent liquid from entering the inner cavity of the equipment 1, thereby playing a role of blocking liquid.

[0028] The standard parts used in the application file can be purchased from the market, all the parts in the application file can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, and the mechanical parts and equipment adopt the conventional type in the prior art.

[0029] The working principle of the utility model is:

[0030] In use, the shell 3 is installed on the top of the equipment 1, and the convex column 4 at the bottom of the shell 3 is inserted into the mounting hole 2 on the equipment 1, a sealing ring 5 is sleeved on the convex column 4, the sealing ring 5 is a rubber ring structure and has elasticity, and it can be assembled on the convex column 4 by stretching, when the shell 3 is installed on the top of the equipment 1, the gap between the convex column 4 and the mounting hole 2 can be filled by the sealing ring 5, so as to prevent liquid from entering the inner cavity of the equipment 1, thereby playing a role of blocking liquid, a convex rib 6 is arranged at the inner side tail part of the sealing ring 5, a groove 7 is formed in the outer wall of the convex column 4, when the sealing ring 5 is sleeved on the convex column 4, the convex rib 6 can be aligned and inserted into the groove 7, at this time, the position of the sealing ring 5 can be limited and fixed by the mutual cooperation of the convex rib 6 and the groove 7, so as to prevent the sealing ring 5 from falling off, compared with the prior art, no new parts are needed, thereby reducing the cost and assembly difficulty.

[0031] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and limit the utility model to the specific embodiments. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents.

Claims

1. A radial sealing ring anti-falling structure, characterized in that: The device comprises a mounting hole, a shell mounted on the top of the device, a convex column fixedly connected to the bottom of the shell, a sealing ring sleeved on the convex column, and a convex rib arranged on the inner side of the tail of the sealing ring.

2. The anti-falling structure of a radial seal ring according to claim 1, wherein The recess is an annular groove structure, the groove width of which is equal to the width of the convex rib, and the groove depth of the recess is equal to the thickness of the convex rib.

3. The anti-falling structure of a radial seal ring according to claim 1, wherein The sealing ring is a rubber ring structure, the outer diameter of which is equal to the hole diameter of the mounting hole, and the inner diameter of the sealing ring is equal to the diameter of the convex column.

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