Rubber sealing ring

Abstract

The utility model discloses a rubber sealing ring, which relates to the technical field of sealing rings, and comprises an internal sleeve cavity and a sealing ring rubber shell, the internal sleeve cavity is arranged on the inner side of the sealing ring rubber shell, an elastic abutting rubber block is arranged on the inner side of the internal sleeve cavity and on the sealing ring rubber shell, a reinforcing rib ring is arranged on the peripheral side of the sealing ring rubber shell, and the reinforcing rib ring is arranged on the inner side of the sealing ring rubber shell. Upper side convex ring rubber is arranged at the upper end of the sealing ring rubber shell, reinforcing end columns are arranged on the inner side of the sealing ring rubber shell and the inner side of the upper side convex ring rubber, and a middle sleeve cavity is formed in the sealing ring rubber shell. According to the sealing ring rubber shell, the inner side of the sealing ring rubber shell can be effectively and elastically supported through the elastic abutting rubber block in the inner sleeve cavity, so that when the sealing ring rubber shell is extruded by the outside, effective elastic abutting is achieved, a connected gap is effectively sealed, and sealing is tighter.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing rings, in particular to a rubber sealing ring. Background Art

[0002] The selection of sealing ring materials is of great significance to its sealing performance and service life. The performance of the material directly affects the performance of the sealing ring.

[0003] The existing Chinese patent CN110030441B discloses a pipeline rubber seal ring on November 17, 2023. The device includes a rubber flat gasket body arranged in a pipeline internal threaded joint, the rubber flat gasket body includes a nested sleeve-shaped upper ring gasket and a sleeve-shaped lower ring gasket, the outer side surface of the sleeve-shaped upper ring gasket is a first conical surface, the inner side surface of the sleeve-shaped lower ring gasket is a second conical surface, the first conical surface and the second conical surface are coaxially and unidirectionally slidably fitted, the wide bottom surface of the sleeve-shaped upper ring gasket is located outside the sleeve-shaped lower ring gasket, and the relationship between the outer diameter r of the wide bottom surface of the sleeve-shaped upper ring gasket and the outer diameter R of the wide bottom surface of the sleeve-shaped lower ring gasket is R≥r.

[0004] However, when the above device is used for sealing, the whole is squeezed by the outside, and the whole is prone to misalignment, and the gap cannot be effectively elastically supplemented, resulting in a problem that the sealing is not very tight. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a rubber sealing ring. The sealing ring rubber shell can effectively elastically support the inner side of the sealing ring rubber shell through the elastic resistance rubber block in the internal sleeve cavity, so that the sealing ring rubber shell can effectively elastically resist when being squeezed by the outside, thereby effectively closing the gap of the connection, so that it is tighter when closed.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A rubber sealing ring comprises an internal sleeve cavity and a sealing ring rubber shell, wherein the inner side of the sealing ring rubber shell is provided with an internal sleeve cavity, an elastic resistance rubber block is provided on the inner side of the internal sleeve cavity and located on the sealing ring rubber shell, a reinforcing rib ring is provided on the circumference of the sealing ring rubber shell, an upper convex ring rubber is provided at the upper end of the sealing ring rubber shell, reinforcing end columns are provided on the inner sides of the sealing ring rubber shell and the upper convex ring rubber, and an intermediate sleeve cavity is provided inside the sealing ring rubber shell.

[0008] Through the above technical scheme: the sealing ring rubber shell can effectively elastically support the inner side of the sealing ring rubber shell through the elastic resistance rubber block in the internal sleeve cavity, so that the sealing ring rubber shell can effectively elastically resist when being squeezed by the outside, thereby effectively closing the connection gap, so that it is tighter when closed, and the sealing ring rubber shell is effectively shaped and prevented from deformation due to the reinforcing rib ring on the peripheral side. The upper end of the sealing ring rubber shell is effectively strengthened by the reinforced end column in the upper convex ring rubber, and the sealing ring rubber shell passes through the inner middle sleeve cavity, so that it can be effectively sleeved on the outer side of the object that needs to be sealed for use.

[0009] The utility model is further configured that the elastic resistance rubber block includes an upper U-shaped rubber block and a lower U-shaped rubber block, a lower U-shaped rubber block is arranged at the lower end of the upper U-shaped rubber block, and the upper U-shaped rubber block and the lower U-shaped rubber block are connected to the sealing ring rubber shell.

[0010] Through the above technical solution: due to the elastic resistance rubber block structure, the elastic resistance can be used.

[0011] The utility model is further configured that the sealing ring rubber shell comprises an outer rib groove and a hollow rubber shell, and the outer rib groove is arranged on the peripheral side of the hollow rubber shell.

[0012] Through the above technical solution: due to the sealing ring rubber shell structure, it can be effectively sealed and placed for use.

[0013] The utility model is further configured that the sealing ring rubber shell, the upper convex ring rubber and the elastic resistance rubber block are made of rubber material.

[0014] Through the above technical solution: because the sealing ring rubber shell, the upper convex ring rubber and the elastic resistance rubber block are made of rubber material, it is convenient to use for sealing.

[0015] The utility model is further configured that two reinforcing rib rings are provided, and the reinforcing rib rings are sleeved on the peripheral side of the sealing ring rubber shell.

[0016] Through the above technical solution: because there are two reinforcing rib rings in total, and the reinforcing rib rings are sleeved on the peripheral side of the sealing ring rubber shell, it is convenient to wrap and position on the peripheral side, thereby avoiding deformation of the sealing ring rubber shell.

[0017] The utility model is further configured such that the reinforcing rib ring is aligned with the outer side of the sealing ring rubber shell.

[0018] Through the above technical solution: since the reinforcing rib ring and the outer side of the sealing ring shell are aligned, no obstruction will occur during use.

[0019] The utility model is further configured such that the centers of the sealing ring rubber shell and the upper convex ring rubber are on the same straight line.

[0020] Through the above technical solution: because the centers of the sealing ring rubber shell and the upper convex ring rubber are on the same straight line, it is convenient for stable installation and use.

[0021] The utility model is further configured such that the top ends of the upper convex ring rubber and the reinforcing end column are aligned, and the reinforcing end column is sleeved in the inner through hole of the upper convex ring rubber.

[0022] Through the above technical solution: because the top ends of the upper convex ring rubber and the reinforcing end column are aligned, and the reinforcing end column is sleeved in the inner through hole of the upper convex ring rubber, the fixing is effectively strengthened for use.

[0023] The beneficial effects of the utility model are:

[0024] By providing an elastic resistance rubber block structure, effective elastic resistance support can be used, and the upper U-shaped rubber block and the lower U-shaped rubber block of the elastic resistance rubber block are fixedly connected to the sealing ring rubber shell, so that through the U-shaped state of the upper U-shaped rubber block and the lower U-shaped rubber block, effective elastic buffering can be achieved, so that the sealing ring rubber shell is squeezed on the outside, thereby effectively providing elastic support, so that the sealing ring rubber shell can effectively fill the external extrusion gap when sealing, so that the sealing is tighter and stronger.

[0025] By providing a reinforcing rib ring structure, the reinforcing rib ring structure can be effectively wrapped on the outer side of the sealing ring rubber shell, thus avoiding deformation and damage of the sealing ring rubber shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a three-dimensional structural schematic diagram of a rubber sealing ring proposed by the utility model;

[0027] Figure 2 This is a schematic diagram of the cross-sectional structure of a rubber sealing ring proposed by the utility model;

[0028] Figure 3 This is a schematic diagram of the elastic resistance rubber block structure of a rubber sealing ring proposed by the utility model;

[0029] Figure 4 The utility model provides a schematic diagram of the sealing ring rubber shell structure of a rubber sealing ring.

[0030] In the figure: 1. internal sleeve cavity; 2. reinforcing rib ring; 3. sealing ring rubber shell; 31. outer rib groove; 32. hollow rubber shell; 4. upper convex ring rubber; 5. middle sleeve cavity; 6. reinforcing end column; 7. elastic resistance rubber block; 71. upper U-shaped rubber block; 72. lower U-shaped rubber block. DETAILED DESCRIPTION

[0031] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0032] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0033] In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent.

[0034] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be fixedly connected or set, or it can be detachably connected or set, or connected or set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0035] Reference Figure 1-Figure 4 A rubber sealing ring comprises an internal sleeve cavity 1 and a sealing ring rubber shell 3, wherein the internal sleeve cavity 1 is arranged inside the sealing ring rubber shell 3, an elastic resistance rubber block 7 is arranged on the inner side of the internal sleeve cavity 1 and located on the sealing ring rubber shell 3, a reinforcing rib ring 2 is arranged on the peripheral side of the sealing ring rubber shell 3, an upper convex ring rubber 4 is arranged on the upper end of the sealing ring rubber shell 3, a reinforcing end column 6 is arranged on the inner side of the sealing ring rubber shell 3 and the upper convex ring rubber 4, an intermediate sleeve cavity 5 is arranged inside the sealing ring rubber shell 3, and when in use, the sealing ring rubber shell 3 is elastically resisted by the elastic resistance rubber block 7 in the internal sleeve cavity 1. The rubber contact block 7 can effectively elastically support the inner side of the sealing ring rubber shell 3, so that the sealing ring rubber shell 3 can effectively elastically resist when being squeezed by the outside, so as to effectively close the gap of the connection, so that it is tighter when closed. The sealing ring rubber shell 3 is effectively shaped and avoids deformation due to the reinforcing rib ring 2 on the peripheral side. The upper end of the sealing ring rubber shell 3 is effectively strengthened by the reinforcing end column 6 in the upper convex ring rubber 4. The sealing ring rubber shell 3 passes through the inner middle sleeve cavity 5, so that it can be effectively sleeved on the outer side of the object to be sealed for use.

[0036] Specifically, the elastic resistance rubber block 7 includes an upper U-shaped rubber block 71 and a lower U-shaped rubber block 72. The lower end of the upper U-shaped rubber block 71 is provided with a lower U-shaped rubber block 72. The upper U-shaped rubber block 71 and the lower U-shaped rubber block 72 are connected to the sealing ring rubber shell 3. The upper U-shaped rubber block 71 and the lower U-shaped rubber block 72 of the elastic resistance rubber block 7 are fixedly connected to the sealing ring rubber shell 3, so that through the U-shaped state of the upper U-shaped rubber block 71 and the lower U-shaped rubber block 72, effective elastic buffering can be achieved, so that the sealing ring rubber shell 3 is squeezed on the outside, so that it can be effectively elastically supported, so that the sealing ring rubber shell 3 can effectively fill the external extrusion gap when sealing, so that it is tighter and stronger when sealing.

[0037] Specifically, the sealing ring rubber shell 3 includes an outer rib groove 31 and a hollow rubber shell 32. The outer rib groove 31 is arranged on the circumference of the hollow rubber shell 32. The hollow rubber shell 32 of the sealing ring rubber shell 3 is convenient for sleeve installation and use due to the outer rib groove 31 on the circumference, and the reinforcing rib ring 2 effectively wraps the outer side of the hollow rubber shell 32 to prevent the hollow rubber shell 32 from deformation.

[0038] Specifically, the sealing ring rubber shell 3, the upper convex ring rubber 4 and the elastic abutting rubber block 7 are made of rubber material, so as to facilitate sealing use.

[0039] Specifically, two reinforcing rib rings 2 are provided, and the reinforcing rib rings 2 are sleeved on the peripheral side of the sealing ring rubber shell 3, so that it is convenient to wrap and position on the peripheral side, thereby avoiding deformation of the sealing ring rubber shell 3.

[0040] Specifically, the outer sides of the reinforcing rib ring 2 and the sealing ring shell 3 are aligned, so that no obstruction occurs during use.

[0041] Specifically, the centers of the sealing ring rubber shell 3 and the upper convex ring rubber 4 are on the same straight line, so as to facilitate stable installation and use.

[0042] Specifically, the top ends of the upper convex ring rubber 4 and the reinforcing end column 6 are aligned, and the reinforcing end column 6 is sleeved in the inner through hole of the upper convex ring rubber 4, which effectively strengthens the fixation for use.

[0043] Working principle: When in use, the sealing ring rubber shell 3 can effectively elastically support the inner side of the sealing ring rubber shell 3 through the elastic resistance rubber block 7 in the internal sleeve cavity 1, so that the sealing ring rubber shell 3 can effectively elastically resist when being squeezed by the outside, thereby effectively closing the gap of the connection, so that it is tighter when closed, and the sealing ring rubber shell 3 is effectively shaped and prevented from deformation due to the reinforcing rib ring 2 on the circumferential side. The upper end of the sealing ring rubber shell 3 is effectively strengthened by the reinforcing end column 6 in the upper convex ring rubber 4, and the sealing ring rubber shell 3 passes through the inner middle sleeve cavity 5, so that it can be effectively sleeved on the outer side of the object to be sealed for use.

[0044] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A rubber sealing ring, comprising an internal sleeve cavity (1) and a sealing ring rubber shell (3), characterized in that: An internal sleeve cavity (1) is arranged on the inner side of the sealing ring rubber shell (3); an elastic abutment rubber block (7) is arranged on the inner side of the internal sleeve cavity (1) and located on the sealing ring rubber shell (3); a reinforcing rib ring (2) is arranged on the circumference of the sealing ring rubber shell (3); an upper convex ring rubber (4) is arranged on the upper end of the sealing ring rubber shell (3); reinforcing end columns (6) are arranged on the inner sides of the sealing ring rubber shell (3) and the upper convex ring rubber (4); and an intermediate sleeve cavity (5) is arranged inside the sealing ring rubber shell (3).

2. A rubber sealing ring according to claim 1, characterized in that: The elastic resistance rubber block (7) comprises an upper U-shaped rubber block (71) and a lower U-shaped rubber block (72); the lower end of the upper U-shaped rubber block (71) is provided with a lower U-shaped rubber block (72); and the upper U-shaped rubber block (71) and the lower U-shaped rubber block (72) are connected to the sealing ring rubber shell (3).

3. A rubber sealing ring according to claim 1, characterized in that: The sealing ring rubber shell (3) comprises an outer rib groove (31) and a hollow rubber shell (32), and the outer rib groove (31) is arranged on the circumference of the hollow rubber shell (32).

4. A rubber sealing ring according to claim 1, characterized in that: The sealing ring rubber shell (3), the upper convex ring rubber (4) and the elastic abutting rubber block (7) are made of rubber material.

5. A rubber sealing ring according to claim 1, characterized in that: A total of two reinforcing rib rings (2) are provided, and the reinforcing rib rings (2) are sleeved on the circumferential side of the sealing ring rubber shell (3).

6. A rubber sealing ring according to claim 5, characterized in that: The outer sides of the reinforcing rib ring (2) and the sealing ring rubber shell (3) are aligned.

7. A rubber sealing ring according to claim 1, characterized in that: The centers of the sealing ring rubber shell (3) and the upper convex ring rubber (4) are located on the same straight line.

8. A rubber sealing ring according to claim 1, characterized in that: The top ends of the upper convex ring rubber (4) and the reinforcing end column (6) are aligned, and the reinforcing end column (6) is sleeved in the inner through hole of the upper convex ring rubber (4).

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