CN212251558U - Rubber ring convenient to connect - Google Patents

Abstract

The application discloses a rubber ring convenient to connect, which comprises a rubber ring body and a fixing ring; two ends of the inner ring surface of the rubber ring body are provided with sealing rings which are integrally formed; the middle part of the rubber ring body is compositely provided with an annular fixing plate; the fixing rings are positioned at two ends of the rubber ring body and are arranged along the circumferential direction of the outer ring surface of the rubber ring body; the fixing ring is an open circular ring; the opening position of the fixing ring is fixedly provided with a locking mechanism; the locking mechanism comprises a first connecting plate and a second connecting plate which are fixedly arranged at two ends of the fixing ring respectively; the first connecting plate is provided with a threaded hole; a screw rod is sleeved in the internal thread of the threaded hole; the second connecting plate is provided with a through hole; the screw rod is hinged with a locking block with a circular section through the through hole; the locking piece fixedly connected with handle. The rubber ring convenient to connect of this application installation is convenient, fixed firm and sealed effectual.

Description

Rubber ring convenient to connect

Technical Field

The application relates to the technical field of rubber accessories, in particular to a rubber ring convenient to connect.

Background

In municipal water supply pipe, use the PE pipe of burying ground laying to carry out the transportation of running water usually, take place ageing or soil property when leading to the PE pipe fracture when the PE pipe, cut the part that breaks off usually to its maintenance, use quick-operation joint to maintain, be provided with the rubber circle in the quick-operation joint. In the prior art, the rubber ring is usually an O-shaped rubber ring, when the quick connector is used for maintenance, water leakage often occurs due to poor sealing, secondary maintenance is caused, manpower and material resources are wasted, and meanwhile, the quick connector is often separated from a water supply pipeline under the action of water pressure due to the smooth outer surface of a PE pipe, so that resource waste and repeated maintenance are caused, and time and labor are wasted; when the device is maintained by other modes, the operation is complex, and time and labor are wasted.

Disclosure of Invention

In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide a rubber ring with good sealing effect, firm fixation and convenient connection.

The rubber ring convenient to connect comprises a rubber ring body and a fixing ring; two ends of the inner ring surface of the rubber ring body are provided with sealing rings which are integrally formed; the middle part of the rubber ring body is compositely provided with an annular fixing plate; the fixing rings are positioned at two ends of the rubber ring body and are arranged along the circumferential direction of the outer ring surface of the rubber ring body; the fixing ring is an open circular ring; the opening position of the fixing ring is fixedly provided with a locking mechanism;

the locking mechanism comprises a first connecting plate and a second connecting plate which are fixedly arranged at two ends of the fixing ring respectively; the first connecting plate is provided with a threaded hole; a screw rod is sleeved in the internal thread of the threaded hole; the second connecting plate is provided with a through hole; the screw rod is hinged with a locking block with a circular section through the through hole; the hinged position of the locking block and the screw deviates from the center of the circle of the section of the locking block; the locking block is fixedly connected with a handle; one end of the screw rod far away from the locking block is fixedly connected with a limiting block.

In the aspect and any possible implementation manner described above, an implementation manner is further provided, wherein one end of the fixing ring is fixedly provided with an arc-shaped plate, and the other end of the fixing ring is provided with a groove matched with the arc-shaped plate.

In accordance with the above aspect and any one of the possible implementations, there is further provided an implementation that the inner annular surface of the sealing ring is a slope inclined inward from the inner annular surface of the rubber ring body; v-shaped annular grooves are formed in the opposite side vertical surfaces of the two sealing rings; the opening directions of the two V-shaped ring grooves are oppositely arranged.

In the aspect and any possible implementation manner described above, an implementation manner is further provided, in which both sides of the fixing ring are provided with limiting protrusions, and the fixing ring and the rubber ring body are integrally formed.

Compared with the prior art, the beneficial effects of this application are:

the rubber ring convenient to connect directly connects a water supply pipeline by using the rubber ring, the inner ring surface of the rubber ring body is provided with the sealing ring, and the sealing ring is an inclined surface and has a good sealing effect on a water supply pipeline; the middle part of the rubber ring body is provided with the fixing plate, so that the strength of the rubber ring body is improved, the change of soil quality is prevented, the water supply pipeline is prevented from being shifted, the rubber ring body is bent, and the water pipeline is blocked; the both ends of outer anchor ring of rubber ring body are provided with solid fixed ring and locking mechanism, and are fixed with rubber ring body and supply channel, extrude the sealing ring through solid fixed ring, when improving sealed effect, make fixed more firm.

It should be understood that what is described in this summary section is not intended to limit key or critical features of the embodiments of the application, nor is it intended to limit the scope of the application. Other features of the present application will become apparent from the following description.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic structural diagram of an easy-to-connect rubber ring provided in an embodiment of the present application when the rubber ring is not connected;

fig. 2 is a schematic structural diagram of a rubber ring for facilitating connection provided in an embodiment of the present application when connection is completed;

FIG. 3 is a schematic structural view of section A-A in FIG. 1;

fig. 4 is an enlarged schematic structural view of a portion B in fig. 3.

Reference numbers in the figures: the sealing device comprises a rubber ring body 1, a fixing ring 2, a sealing ring 3, a locking mechanism 4, a first connecting plate 5, a second connecting plate 6 and a screw rod 7;

11, fixing plates and 12 limiting bulges;

21 arc plate, 22 groove;

a 31V-shaped ring groove;

51 a threaded hole;

61 through holes;

71 locking block, 72 handle and 73 limiting block.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant application and are not limiting of the application. It should be noted that, for the convenience of description, only the portions relevant to the application are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 4, an embodiment of the present application provides a rubber ring convenient for connection, including a rubber ring body 1 and a fixing ring 2; both ends of the inner ring surface of the rubber ring body 1 are integrally formed with sealing rings 3; the middle part of the rubber ring body 1 is compositely provided with an annular fixing plate 11; the fixing rings 2 are positioned at two ends of the rubber ring body 1 and are arranged along the circumferential direction of the outer ring surface of the rubber ring body 1; the fixed ring 2 is an open ring; a locking mechanism 4 is fixedly arranged at the opening position of the fixing ring 2;

the locking mechanism 4 comprises a first connecting plate 5 and a second connecting plate 6 which are fixedly arranged at two ends of the fixing ring 2 respectively; the first connecting plate 5 is provided with a threaded hole 51; the screw 7 is sleeved with the internal thread of the threaded hole 51; the second connecting plate 6 is provided with a through hole 61; the diameter of the through hole 61 is larger than that of the screw 7; the screw 7 is hinged with a locking block 71 with a circular section through the through hole; the hinged position of the locking block 71 and the screw 7 deviates from the center of the cross section of the locking block 71; the locking block 71 is fixedly connected with a handle 72; a limit block 73 is fixedly connected to one end of the screw 7 far away from the locking block 71.

In the embodiment, a pipe body to be connected extends into the rubber ring body 1 from two ends of the rubber ring body 1, so that the sealing ring 3 is sleeved outside the pipe body, the inner diameter of the sealing ring 3 is smaller than the outer diameter of the pipe body, and the sealing ring 3 is tightly attached to the outside of the pipe body under the elastic action of rubber to form a sealing effect; screwing the handle 72 to drive the locking block 71 to rotate, so as to drive the screw 7 to rotate, enable the first connecting plate 5 to be close to the second connecting plate, drive the fixing ring 2 to fix the rubber ring body 1 outside the pipe body, then pressing the handle to enable the handle to move close to the screw 7, enable the locking block 71 to rotate around the hinged position of the screw 7, enable the hinged position of the locking block 71 and the screw 7 to be deviated from the center of the cross section of the locking block 71, enable the locking block 71 to push the second connecting plate 6 to move close to the first connecting plate 5, improve the fixing effect of the fixing ring 2, and under the reaction force of the second connecting plate 6, the locking block 71 can be maintained not to rotate, so as to maintain the fastening state; the position of solid fixed ring 2 at the outer anchor ring of rubber ring body 1 corresponds with the position of sealing ring 3 at the inner anchor ring of rubber ring body 1, when fixing solid fixed ring 2, gu fixed ring 2 exerts pressure to sealing ring 3, makes the surface laminating of sealing ring 3 and body inseparabler, when improving sealed effect, can also improve fixed firm degree.

In a preferred embodiment, one end of the fixing ring 2 is fixedly provided with an arc plate 21, and the other end is provided with a groove 22 matched with the arc plate 21. Referring to fig. 1 to 4, in the embodiment, the fixing ring 2 is an open ring, the rubber ring body 1 cannot be fixed outside the pipe body between the first connecting plate 5 and the second connecting plate 6, the arc plate 21 is fixedly disposed at one end of the fixing ring 2, and the other end is provided with a groove 22 matched with the arc plate 21, when the first connecting plate 5 and the second connecting plate 6 are close to each other, the arc plate 21 enters the groove 22, so that the rubber ring body 1 between the first connecting plate 5 and the second connecting plate 6 can be fixed outside the pipe body, thereby improving the fixing effect and preventing leakage between the first connecting plate 5 and the second connecting plate 6.

In a preferred embodiment, the inner ring surface of the sealing ring 3 is an inclined surface inclined from outside to inside in the axial direction of the rubber ring body 1; the opposite side vertical surfaces of the two sealing rings 3 are provided with V-shaped ring grooves 31; the opening directions of the two V-shaped ring grooves 31 are arranged oppositely. Referring to fig. 1 to 4, in this embodiment, a tube enters the rubber ring body 1 from one end of the rubber ring body 1 to extrude the sealing ring 3, an inner annular surface of the sealing ring 3 is an inclined surface inclined from outside to inside toward an axis direction of the rubber ring body 1, so that the tube can conveniently extend into the rubber ring body 1, and the tube applies pressure to the sealing ring 3 to tightly bond the sealing ring 3 with an outer surface of the tube under the elastic action of the sealing ring 3, thereby improving the sealing effect; the opposite side vertical surfaces of the two sealing rings 3 are provided with V-shaped ring grooves 31; two V-arrangement ring groove 31's opening direction sets up relatively, and under the water pressure effect, V-arrangement ring groove 31 exerts pressure to sealing ring 3, improves the inseparable degree of laminating with the body surface, improves sealed effect.

In a preferred embodiment, the two sides of the fixing ring 2 are both provided with limiting protrusions 12, and the limiting protrusions and the rubber ring body 1 are integrally formed. Referring to fig. 1 to 4, in this embodiment, the two sides of the fixing ring 2 are respectively provided with a limiting protrusion 12, which is integrally formed with the rubber ring body 1, so as to position the fixing ring 2 to correspond to the position of the sealing ring 3 on the inner annular surface of the rubber ring body 1, which is convenient for installation, and meanwhile, when the fixing ring 2 is fastened, the fixing ring 2 is prevented from being unevenly stressed to cause deviation, which affects the fixing and sealing effects.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (4)

1. A rubber ring convenient for connection is characterized by comprising a rubber ring body and a fixing ring; sealing rings are integrally formed at two ends of the inner ring surface of the rubber ring body; the middle part of the rubber ring body is compositely provided with an annular fixing plate; the fixing rings are positioned at two ends of the rubber ring body and are arranged along the circumferential direction of the outer ring surface of the rubber ring body; the fixing ring is an open circular ring; the opening position of the fixing ring is fixedly provided with a locking mechanism;

the locking mechanism comprises a first connecting plate and a second connecting plate which are fixedly arranged at two ends of the fixing ring respectively; the first connecting plate is provided with a threaded hole; a screw rod is sleeved in the internal thread of the threaded hole; the second connecting plate is provided with a through hole; the screw rod is hinged with a locking block with a circular section through the through hole; the hinged position of the locking block and the screw rod is deviated from the circle center of the section of the locking block; the locking block is fixedly connected with a handle; one end of the screw rod, which is far away from the locking block, is fixedly connected with a limiting block.

2. The rubber ring convenient to connect of claim 1, wherein one end of the fixing ring is fixedly provided with an arc-shaped plate, and the other end of the fixing ring is provided with a groove matched with the arc-shaped plate.

3. The rubber ring convenient for connection of claim 2, wherein the inner annular surface of the sealing ring is a slope inclined inward from the inner annular surface of the rubber ring body; v-shaped annular grooves are formed in the opposite side vertical surfaces of the two sealing rings; the opening directions of the two V-shaped ring grooves are oppositely arranged.

4. The rubber ring convenient to connect of claim 3, wherein the two sides of the fixing ring are provided with limiting protrusions which are integrally formed with the rubber ring body.

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