CN213575513U

CN213575513U - Double-peak water expansion rubber sealing ring

Info

Publication number: CN213575513U
Application number: CN202022373347.4U
Authority: CN
Inventors: 吴侨
Original assignee: Hangzhou Guanfu Machinery Co ltd
Current assignee: Hangzhou Guanfu Machinery Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-06-29
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses a bimodal formula water inflation rubber seal relates to water inflation rubber seal technical field, including solid fixed ring, a plurality of screw holes have evenly been seted up to solid fixed ring's surface circumference, the screw hole is close to one side of solid fixed ring inner wall and has been seted up the step hole, threaded hole is provided with the screw, the one end of screw is located solid fixed ring's outside, the other end of screw runs through the screw hole and is located solid fixed ring's inside, the surface cover of screw is equipped with the sealing washer. The utility model discloses establish the junction at the pipeline with solid fixed ring cover, make two expansion rings respectively with the outer wall contact of two pipelines, then rotate the screw through the screwdriver, make the most advanced of screw and the outer wall top of pipeline tight to rubber seal's of being convenient for installation is fixed, and expansion ring and sealing washer meet water expansion during the use, prevent to appear leaking from the junction, and make the expansion ring can not spill over through the cooperation of inserted bar and jack, thereby improve sealed effect.

Description

Double-peak water expansion rubber sealing ring

Technical Field

The utility model relates to a water inflation rubber seal technical field specifically is a bimodal formula water inflation rubber seal.

Background

In order to ensure the sealing performance of pipeline connection, a water expansion sealing ring for sealing is often arranged at the joint of the pipelines. Traditional water inflation sealing washer is not convenient for install, and the inflation rubber spills over easily, and the situation of infiltration often exists in the joint line of pipeline and sealing washer department, and sealed effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a bimodal formula water inflation rubber seal has solved the current water inflation rubber seal that provides in the above-mentioned background art and is not convenient for install, and inflation rubber spills over easily, and the situation of infiltration often exists in the joint gap department of pipeline and sealing washer, the relatively poor problem of sealed effect.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a bimodal formula water inflation rubber seal, includes solid fixed ring, a plurality of screw holes have evenly been seted up to solid fixed ring's surface circumference, the screw hole is close to one side of solid fixed ring inner wall and has seted up the step hole, threaded hole is provided with the screw, the one end of screw is located solid fixed ring's outside, the other end of screw runs through the screw hole and is located solid fixed ring's inside, the surface cover of screw is equipped with the sealing washer, the sealing washer is located the step hole, solid fixed ring inner wall's front and back both sides have all been seted up annular and have been inlayed the groove, the even fixedly connected with a plurality of inserted bars of inner wall circumference of inlaying the groove, inlay the inslot and be provided with.

Furthermore, the number of the threaded holes is three, and the screws are matched with the threaded holes.

Furthermore, the cross hole has been seted up to the one end that the screw is located solid fixed ring outside, the one end that the screw is located solid fixed ring inside is conical.

Furthermore, the inlaying grooves are matched with the expansion ring, and the inlaying grooves are respectively positioned on the front side and the rear side of the threaded hole.

Furthermore, expansion ring and sealing washer all adopt and meet water inflation rubber material to make.

Furthermore, the number of the inserted bars is three, and the inserted bars are matched with the jacks.

(III) advantageous effects

The utility model provides a bimodal formula water inflation rubber seal possesses following beneficial effect:

this bimodal formula water inflation rubber seal, establish the junction at the pipeline with solid fixed ring cover, make two expansion rings respectively with the outer wall contact of two pipelines, then rotate the screw through the screwdriver, make the most advanced of screw and the outer wall top of pipeline tight, thereby rubber seal's installation of being convenient for is fixed, expansion ring and sealing washer water inflation during the use, the sealing washer prevents to leak from screw hole department, and expansion ring and pipeline laminating are inseparabler, prevent to appear leaking from the junction, and make the expansion ring can not spill over through the cooperation of inserted bar and jack, thereby improve sealed effect.

Drawings

FIG. 1 is a schematic diagram of the explosion structure of the double-peak water-swelling rubber sealing ring of the present invention;

FIG. 2 is a schematic perspective view of the double-peak water-swelling rubber seal ring of the present invention;

FIG. 3 is a schematic view of the front cross-sectional structure of the double-peak water-swelling rubber seal ring of the present invention;

fig. 4 is a schematic structural diagram of the screw of the double-peak water-swelling rubber sealing ring of the present invention.

In the figure: 1. a fixing ring; 2. a threaded hole; 3. a stepped bore; 4. a screw; 5. a seal ring; 6. inlaying a groove; 7. inserting a rod; 8. an expansion ring; 9. a jack; 10. a cross-shaped hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

a double-peak water expansion rubber sealing ring comprises a fixing ring 1, wherein the fixing ring 1 is sleeved at the joint of pipelines, two expansion rings 8 are respectively contacted with the outer walls of the two pipelines, the circumference of the outer surface of the fixing ring 1 is uniformly provided with a plurality of threaded holes 2, the number of the threaded holes 2 is three, screws 4 are matched with the threaded holes 2, one side, close to the inner wall of the fixing ring 1, of each threaded hole 2 is provided with a step hole 3, a screw 4 is arranged in each threaded hole 2, one end of each screw 4 is positioned outside the fixing ring 1, the other end of each screw 4 penetrates through the threaded hole 2 and is positioned inside the fixing ring 1, one end, positioned outside the fixing ring 1, of each screw 4 is provided with a cross hole 10, one end, positioned inside the fixing ring 1, of each screw 4 is conical, the tip of each screw 4 is, expansion ring 8 and sealing washer 5 all adopt water-swelling rubber material to make, sealing washer 5 prevents to leak from screw hole 2, sealing washer 5 is located step hole 3, annular inlay groove 6 has all been seted up to both sides around the 1 inner wall of solid fixed ring, inlay a plurality of inserted bars 7 of the even fixedly connected with of inner wall circumference of groove 6, the quantity of inserted bar 7 is three, inserted bar 7 and jack 9 looks adaptation, inlay the inslot 6 and be provided with expansion ring 8, expansion ring 8 is inseparable with the pipe fitting, prevent to appear leaking from the junction, inlay groove 6 and expansion ring 8 looks adaptation, two inlay both sides around groove 6 is located screw hole 2 respectively, expansion ring 8 installs two on solid fixed ring 1 and inlays the inslot 6, a plurality of jacks 9 have evenly been seted up to the circumference on expansion ring 8, inserted bar 7 is located jack 9, make expansion ring 8 can not spill over through the cooperation of inserted bar 7 with jack 9.

The working principle is that the double-peak water expansion rubber sealing ring firstly aligns the jack 9 on the expansion ring 8 with the inserted bar 7, so that the expansion ring 8 is arranged in the two embedding grooves 6 on the fixed ring 1, then the screw 4 is connected in the threaded hole 2 on the fixed ring 1 in a threaded way, and the screw 4 is sleeved with the sealing ring 5, so that the sealing ring 5 is positioned in the stepped hole 3, then the fixing ring 1 is sleeved at the joint of the pipelines to ensure that the two expansion rings 8 are respectively contacted with the outer walls of the two pipelines, then the screw 4 is rotated by a screwdriver, the tip of the screw 4 is tightly propped against the outer wall of the pipeline, the expansion ring 8 and the sealing ring 5 expand when meeting water, the sealing ring 5 prevents water from leaking from the threaded hole 2, and expansion ring 8 and pipeline laminating are inseparabler, prevent to appear leaking the phenomenon from the junction, and make expansion ring 8 can not spill over through the cooperation of inserted bar 7 with jack 9.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a bimodal formula water inflation rubber seal, includes solid fixed ring (1), its characterized in that, a plurality of screw holes (2) have evenly been seted up to the surface circumference of solid fixed ring (1), screw hole (2) are close to one side of solid fixed ring (1) inner wall and have been seted up step hole (3), be provided with screw (4) in screw hole (2), the one end of screw (4) is located the outside of solid fixed ring (1), the other end of screw (4) runs through screw hole (2) and is located the inside of solid fixed ring (1), the surface cover of screw (4) is equipped with sealing washer (5), sealing washer (5) are located step hole (3), annular inlay groove (6) of inlaying has all been seted up to solid fixed ring (1) inner wall both sides around, the even fixedly connected with a plurality of inserted bars (7) of the inner wall circumference of inlaying groove (6), it is provided with expansion ring (8, a plurality of jacks (9) are uniformly formed in the circumference of the expansion ring (8), and the insertion rod (7) is located in the jacks (9).

2. The bimodal water-swellable rubber seal ring according to claim 1,

the number of the threaded holes (2) is three, and the screws (4) are matched with the threaded holes (2).

3. The bimodal water-swellable rubber seal ring according to claim 1,

the screw (4) is located the outside one end of solid fixed ring (1) and has seted up cross hole (10), screw (4) is located the inside one end of solid fixed ring (1) and is conical.

4. The bimodal water-swellable rubber seal ring according to claim 1,

the inlaid grooves (6) are matched with the expansion rings (8), and the inlaid grooves (6) are respectively positioned on the front side and the rear side of the threaded hole (2).

5. The bimodal water-swellable rubber seal ring according to claim 1,

expansion ring (8) and sealing washer (5) all adopt and meet water inflation rubber material and make.

6. The bimodal water-swellable rubber seal ring according to claim 1,

the number of the inserted rods (7) is three, and the inserted rods (7) are matched with the jacks (9).