Double-layer composite rubber sealing ring

Abstract

The utility model discloses a double-layer composite rubber sealing ring which comprises a composite sealing ring assembly. The composite sealing ring assembly comprises a first rubber sealing ring, a second rubber sealing ring arranged above the first rubber sealing ring, an annular rubber protrusion fixed to the top face of the first rubber sealing ring and an annular groove opening formed in the bottom face of the second rubber sealing ring. The positioning assembly comprises a first rubber column fixed to the top face of the first rubber sealing ring. Through mutual matching of the composite sealing ring assembly and the positioning assembly, the sealing ring forms a split type structural design, and after butt joint, the two sealing rings are combined in a multi-point sleeving mode to form a whole, so that in the using process, any two sealing rings can be used in a combined mode, and the sealing effect of the sealing ring is improved. Even if one single sealing ring is damaged, the whole sealing ring does not need to be replaced, assembled and combined, and the use cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sealing ring, concretely to a double -layer composite rubber sealing ring. BACKGROUND

[0002] In order to improve the durability of sealing ring, the general rubber sealing ring will be set into double -layer, the double -layer rubber sealing ring in the prior art is integrally casted and sealed when producing, and the structure design leads to the integral replacement when avoiding receiving damage, so that it will lead to the higher use cost of double -layer rubber sealing ring. SUMMARY

[0003] Therefore, the utility model discloses a double -layer composite rubber sealing ring, through the mutual cooperation of the composite sealing ring assembly and the positioning assembly, the sealing ring forms the structure design of split type, and two sealing rings are combined after docking, and the two sealing rings form a whole, so that in the use process, any two sealing rings can be combined and used, even if a single sealing ring is damaged, does not need to replace integrally, and can be assembled and combined, to reduce the use cost.

[0004] To solve the above technical problems, according to one aspect of the utility model, the utility model provides a kind of double -layer composite rubber sealing ring, comprising:

[0005] Composite sealing ring assembly, the composite sealing ring assembly includes the first rubber sealing ring, the second rubber sealing ring being arranged above the first rubber sealing ring, the annular rubber protrusion being fixed on the top surface of the first rubber sealing ring, the annular groove opening being opened in the bottom surface of the second rubber sealing ring;

[0006] Positioning assembly, the positioning assembly includes the first rubber column being fixed on the top surface of the first rubber sealing ring, the second rubber column being arranged on the opposite side of the first rubber column, the first circular hole and the second circular hole being opened in the bottom surface of the second rubber sealing ring.

[0007] As a preferred scheme of the double -layer composite rubber sealing ring of the utility model, the top surface of the first rubber sealing ring and the bottom surface of the second rubber sealing ring are mutually attached, and the annular rubber protrusion and the annular groove opening are mutually clamped.

[0008] As a preferred scheme of the double -layer composite rubber sealing ring of the utility model, the first rubber column and the second rubber column are respectively provided with a plurality of, and a plurality of first rubber columns and second rubber columns are annularly distributed.

[0009] As a preferred scheme of the double-layer composite rubber sealing ring, the first rubber column and the second rubber column are respectively sleeved with the corresponding first circular hole and the second circular hole.

[0010] As a preferred scheme of the double-layer composite rubber sealing ring, the first rubber column and the second rubber column are respectively sleeved with the corresponding first circular hole and the second circular hole.

[0011] As a preferred scheme of the double-layer composite rubber sealing ring, the first rubber column and the second rubber column are respectively sleeved with the corresponding first circular hole and the second circular hole.

[0012] Compared with the prior art, the double-layer composite rubber sealing ring has the following advantages:

[0013] I. By the cooperation of the composite sealing ring assembly and the positioning assembly, the sealing ring is designed in a split structure, and after abutting, the two sealing rings are multi-point sleeved and combined to form a whole, so that in the use process, any two sealing rings can be combined for use, even if a single sealing ring is damaged, the whole does not need to be replaced, and assembly combination can be achieved, thereby reducing the use cost.

[0014] II. By the setting of the rubber sheet assembly, the user can easily separate the two abutting sealing rings by hand, and the assembly combination for use is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the present application will be described in detail below in combination with the drawings and detailed embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained from these drawings without creative labor. Among them:

[0016] Figure 1 is a first perspective view of the present application;

[0017] Figure 2 is a second perspective view of the present application;

[0018] Figure 3 is a structure view of the first rubber sealing ring and the second rubber sealing ring after abutting.

[0019] In the figure: 11, the first rubber sealing ring; 12, the second rubber sealing ring; 13, annular rubber protrusion; 14, annular groove mouth; 21, the first rubber column; 22, the second rubber column; 23, the first round hole; 24, the second round hole; 31, the first rubber sheet; 32, the second rubber sheet. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned purposes, features and advantages of the utility model more apparent, obvious and easy to understand, the specific embodiments of the utility model will be described in detail below with reference to the drawings.

[0021] In the following description, a large number of specific details are set forth in order to provide a thorough understanding of the utility model, but the utility model can also be implemented in other ways different from those described herein, and persons skilled in the art can make similar generalizations without departing from the connotation of the utility model, therefore the utility model is not limited by the specific embodiments disclosed below.

[0022] Secondly, the utility model is described in detail in combination with the schematic diagram, and when the embodiments of the utility model are described in detail, the cross-sectional view of the device structure will be partially enlarged without the general proportion for the convenience of illustration, and the schematic diagram is only an example, which should not limit the scope of protection of the utility model herein. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual production.

[0023] In order to make the purposes, technical schemes and advantages of the utility model more clear, the embodiments of the utility model will be described in further detail below in combination with the drawings.

[0024] The utility model provides a kind of double-layer composite rubber sealing ring, the mutual cooperation of composite sealing ring assembly and positioning assembly set by being set, make sealing ring form split type structure design, and after butt joint, two sealing rings are multiple point position sleeve composite, form a whole with two sealing rings, so in the use process, any two sealing rings can be combined and used, even if a single sealing ring is damaged, it is not necessary to replace as a whole, assembly combination can be, reduce use cost.

[0025] Figure 1 、 Figure 2 、 Figure 3 It is the overall structure schematic diagram of one embodiment of the utility model double-layer composite rubber sealing ring, please refer to Figure 1 、 Figure 2 、 Figure 3 The main structure of the embodiment includes: composite sealing ring assembly and positioning assembly.

[0026] The composite sealing ring assembly is used in cooperation with the positioning assembly, specifically, the composite sealing ring assembly comprises a first rubber sealing ring 11, a second rubber sealing ring 12 arranged above the first rubber sealing ring 11, an annular rubber protrusion 13 fixed on the top surface of the first rubber sealing ring 11, and an annular groove 14 arranged on the bottom surface of the second rubber sealing ring 12.

[0027] In specific use, the top surface of the first rubber sealing ring 11 is attached to the bottom surface of the second rubber sealing ring 12, and the annular rubber protrusion 13 is clamped with the annular groove 14, so that the two sealing rings are attached to form a whole and are convenient for separation treatment.

[0028] The positioning assembly is used for multi-point positioning to avoid accidental separation, specifically, the positioning assembly comprises a first rubber column 21 fixed on the top surface of the first rubber sealing ring 11, a second rubber column 22 arranged on the opposite side of the first rubber column 21, a first circular hole 23 and a second circular hole 24 arranged on the bottom surface of the second rubber sealing ring 12.

[0029] In specific use, the first rubber column 21 and the second rubber column 22 are respectively sleeved with the first circular hole 23 and the second circular hole 24, and since the first rubber column 21 and the second rubber column 22 are arranged with a plurality of columns, multi-point positioning is achieved, and the annular rubber protrusion 13 is clamped with the annular groove 14, so that the two sealing rings are attached to form a whole.

[0030] Further, the composite sealing ring assembly further comprises a rubber sheet assembly, the rubber sheet assembly comprises a first rubber sheet 31 fixed on the outer wall of the first rubber sealing ring 11 and a second rubber sheet 32 fixed on the outer wall of the second rubber sealing ring 12; the first rubber sheet 31 and the second rubber sheet 32 are arranged in an interlaced manner, and the first rubber sheet 31 is attached to the second rubber sealing ring 12, and the second rubber sheet 32 is attached to the first rubber sealing ring 11.

[0031] In specific use, the user peels off the attached first rubber sheet 31 and the second rubber sheet 32, and then separates the first rubber sealing ring 11 and the second rubber sealing ring 12 by pulling the first rubber sheet 31 and the second rubber sheet 32, so that the user can exert force on the hand.

[0032] Although the utility model has been described above with reference to the embodiments, various modifications can be made thereto, and equivalent replacements can be made to the components thereof, without departing from the scope of the utility model. In particular, as long as there is no structural conflict, each feature in the embodiments disclosed by the utility model can be combined with each other in any manner, and the combinations are not exhaustively described in the specification merely for the purpose of omitting the length and saving the resources. Therefore, the utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A double-layered composite rubber seal ring, characterized by, Comprise: The composite sealing ring assembly comprises a first rubber sealing ring (11), a second rubber sealing ring (12) arranged above the first rubber sealing ring (11), an annular rubber protrusion (13) fixed on the top surface of the first rubber sealing ring (11), and an annular groove (14) opened on the bottom surface of the second rubber sealing ring (12); The positioning assembly comprises a first rubber column (21) fixed on the top surface of the first rubber sealing ring (11), a second rubber column (22) arranged on the opposite side of the first rubber column (21), and a first circular hole (23) and a second circular hole (24) opened on the bottom surface of the second rubber sealing ring (12).

2. The dual-layer composite rubber seal ring of claim 1, wherein, The top surface of the first rubber sealing ring (11) and the bottom surface of the second rubber sealing ring (12) are mutually adhered, and the annular rubber protrusion (13) and the annular groove (14) are mutually clamped.

3. The dual-layer composite rubber seal ring of claim 2, wherein, The first rubber column (21) and the second rubber column (22) are respectively provided with a plurality of, and a plurality of first rubber columns (21) and second rubber columns (22) are annularly distributed.

4. The dual-layer composite rubber seal ring of claim 3, wherein, The first rubber column (21) and the second rubber column (22) are respectively and correspondingly fitted with the first circular hole (23) and the second circular hole (24).

5. The dual-layer composite rubber seal ring of claim 4, wherein, It also comprises a rubber sheet assembly, which comprises a first rubber sheet (31) fixed on the outer wall of the first rubber sealing ring (11) and a second rubber sheet (32) fixed on the outer wall of the second rubber sealing ring (12).

6. A dual-layer composite rubber seal ring according to claim 5, characterized in that: The first rubber sheet (31) and the second rubber sheet (32) are arranged alternately, and the first rubber sheet (31) and the second rubber sealing ring (12) are adhered, and the second rubber sheet (32) and the first rubber sealing ring (11) are adhered.

Images