CN210196776U

CN210196776U - Rubber-coated pipeline repairing device

Info

Publication number: CN210196776U
Application number: CN201921204044.0U
Authority: CN
Inventors: Chunqiao Bao; 鲍春乔; Huajie Xu; 徐华洁
Original assignee: Anhui Hengsheng Technology Development Group Co Ltd
Current assignee: Anhui Hengsheng Technology Development Group Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-03-27
Anticipated expiration: 2029-07-29

Abstract

The utility model relates to a ware is repaired to rubber coating formula pipeline, including two at least components of a whole that can function independently components, form behind the components of a whole that can function independently component butt joint lock hoop establish the pipeline repair ware on treating repairing the pipeline whole, arbitrary one the components of a whole that can function independently component all includes the skeleton, and the cladding in cover the rubber layer on the skeleton, it is in to cover the rubber layer cover the axial both ends of components of a whole that can function independently component medial surface all at least form one with treat the rubber bulge loop of repairing the pipeline adaptation, form at the butt joint lock the pipeline repair ware is whole when, each on the components of a whole that can function independently component the rubber bulge loop combination is for being located the sealing rubber ring at rubber coating formula. The rubber-coated pipeline repairing device effectively solves the problem that a sealing gasket in the existing split component is easy to shift and fall off; the operation is quicker, simpler and more convenient in the installation process, and the sealing reliability of the product is improved; compared with the traditional product, the process of coating the shell is omitted.

Description

Rubber-coated pipeline repairing device

Technical Field

The utility model relates to a fluid conveying pipeline rush-repair equipment technical field, in particular to ware is repaired to rubber coating formula pipeline.

Background

The pipeline is an important infrastructure for survival and development of modern society, and the pipeline is used for conveying media in urban water supply, gas and petrochemical industries.

During use, the pipeline may be damaged for various reasons, which requires a quick repair of the damaged portion of the pipeline. The pipeline repairing device is a commonly used component in the current pipeline emergency repair, the current typical pipeline repairing device is composed of an external shell and an internal sealing gasket, the external shell is generally two split components which can be mutually buckled, the two split components are connected through a bolt, and the internal sealing gasket is arranged at two ends of the external shell so as to enable the external shell to be tightly pressed and sealed with two ends of a pipeline after the external shell is installed on the pipeline. Aiming at the emergency repair of straight pipe sections, socket parts, elbow parts, tee joints and other parts of pipelines, the pipeline repair device has various forms such as a straight joint repair device, a socket repair device, an elbow repair device, a tee joint repair device and the like.

However, in any type of pipe repairing device, the split member and the sealing gasket are of a split structure, the inner layer surfaces of the two ends of the split member are provided with grooves, the sealing gasket is installed in the grooves, in order to prevent the sealing gasket from falling or shifting in the transportation process and the field installation process, in the prior art, a columnar pin is additionally arranged on the plane section where the sealing gasket is attached to the split member, correspondingly, a pin hole is machined in the corresponding part of the split member, when the sealing gasket is installed on the split member, the columnar pin of the sealing gasket is embedded into the corresponding pin hole, but in the transportation or installation process, the columnar pin of the sealing gasket still easily falls off from the pin hole, so the problem that the sealing gasket is easy to shift and fall is still not completely solved by the method; another solution is to glue the gasket to bond with the separate member, but this still has the potential for the gasket to fall off and the glue can contaminate the medium inside the duct.

Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a pipe repairing device capable of effectively preventing a gasket from falling off or shifting from a separate member.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a ware is repaired to rubber coating formula pipeline to can prevent effectively that sealed the pad from droing from dividing the body component, guarantee the sealing performance of ware is repaired to the pipeline.

In order to achieve the above object, the utility model provides a ware is repaired to rubber coating formula pipeline includes two at least components of a whole that can function independently components, form behind the components of a whole that can function independently component butt joint lock hoop establish the pipeline repair ware on waiting to repair the pipeline wholly, arbitrary one the components of a whole that can function independently component all includes the skeleton, and the cladding in cover the rubber layer on the skeleton, it is in to cover the rubber layer the axial both ends of components of a whole that can function independently component medial surface all form one at least with wait to repair the rubber bulge loop of pipeline adaptation, form at the butt joint lock when the pipeline repair ware is whole, each on the components of a whole that can function independently the rubber bulge loop combination is for being located the sealed rubber ring at ware.

Preferably, the outer covering rubber layer covers the whole framework inside the outer covering rubber layer.

Preferably, the encapsulated pipeline repairing device comprises two split components which are symmetrical to each other.

Preferably, the two split components are fastened and connected through bolts, any one of the split components comprises an arc surface section matched with the appearance of the pipeline to be repaired and plane sections respectively located at two radial ends of the arc surface section, and bolt holes for the bolts to penetrate through are formed in any one of the plane sections.

Preferably, any one of the split members comprises an arc surface section matched with the shape of the pipeline to be repaired, and plane sections respectively located at two radial ends of the arc surface section, the plane sections at one ends of the two split members are hinged and connected, and the plane sections at the other ends of the two split members are fastened and connected through bolts; or the plane sections at one ends of the two split components are hinged and connected, and the plane sections at the other ends of the two split components are fastened and connected through buckles.

Preferably, in any two plane sections which are in butt joint and fit with each other, one of the two plane sections is provided with a positioning protrusion on the rubber convex ring, and the other plane section is provided with a positioning groove matched with the positioning protrusion on the rubber convex ring.

Preferably, the framework is further provided with a through hole communicating the inner side surface and the outer side surface of the framework, the outer coating rubber layer forms a reinforcing column in the through hole, one end of the reinforcing column is connected with the outer coating rubber layer covering the inner side surface of the framework, and the other end of the reinforcing column is connected with the outer coating rubber layer covering the outer side surface of the framework.

Preferably, the end surface of the rubber convex ring, which is used for contacting with the pipe to be repaired, is a toothed surface, and the toothed surface at least comprises a first toothed lip and a second toothed lip.

Preferably, the outer covering rubber layer forms a plurality of rubber convex rings matched with the pipeline to be repaired at two axial ends of the inner side surface of the split component respectively.

Preferably, the framework is a metal framework or an engineering plastic framework.

According to the above technical scheme, the utility model discloses in the disclosed rubber coating formula pipeline repair device, each components of a whole that can function independently component all includes the skeleton to and the cladding is on the skeleton the rubber layer that covers outward to the rubber layer that covers all forms one at least and treats the rubber bulge loop of mending pipeline adaptation at components of a whole that can function independently component medial surface axial both ends, is docking the lock and forms when the pipeline repair device is whole, on each components of a whole that can function independently component the rubber bulge loop combination is for being located the sealed rubber ring at rubber coating formula pipeline repair device axial both ends.

The outer coating rubber layer cannot be separated from the framework after being coated on the framework, the outer coating rubber layer and the framework form a composite split component, the outer coating rubber layer forms a rubber convex ring in the forming process, and the position of the rubber convex ring is fixed and unchanged, so that the possibility that the rubber convex ring falls off from the split component does not exist, and the problem that the sealing gasket in the existing split component is easy to shift and fall off is effectively solved; in addition, the rubber-coated pipeline repairing device saves the installation process of the sealing gasket on the split component in the actual use process, the operation is quicker and simpler, the rubber-coated pipeline repairing device also avoids the problem of displacement and even sealing failure of the sealing gasket caused by liquid pressure in the process of repairing the pipeline under pressure, and the reliability of the product is improved.

Drawings

Fig. 1 is a schematic structural view of a split member disclosed in an embodiment of the present invention;

FIG. 2 is a schematic view of another angle of the split component disclosed in FIG. 1;

FIG. 3 is a schematic sectional view taken along line A-A of FIG. 1;

FIG. 4 is a schematic sectional view taken along line B-B of FIG. 1;

FIG. 5 is a partial structural view of a rubber bulge loop;

fig. 6 is a schematic structural view of a split member disclosed in another embodiment of the present invention;

FIG. 7 is a schematic view of another angle configuration of the split member disclosed in FIG. 6;

FIG. 8 is a schematic sectional view taken along line A-A of FIG. 6;

fig. 9 is a schematic sectional view taken along line B-B of fig. 6.

Wherein 01 is an arc surface section, 02 is a plane section, 1 is a framework, 2 is an outer covering rubber layer, 11 is a framework arc surface section, 12 is a framework plane section, 21 is a convex ring arc surface section, 22 is a convex ring plane section, 23 is a positioning groove, 24 is a positioning bulge, 25 is a reinforcing column, 211 is a first dentate lip, and 212 is a second dentate lip.

Detailed Description

The core of the utility model is to provide a ware is repaired to rubber coating formula pipeline to can prevent effectively that sealed pad from droing from dividing the body component, guarantee the sealing performance of ware is repaired to the pipeline.

As will be understood with reference to fig. 1 to 5, the encapsulated pipeline repairing device disclosed in this embodiment at least includes two split members, the split members are butted and fastened to form a whole of the pipeline repairing device hooped on the pipeline to be repaired, and any one of the split members includes a frame 1 and an outer covering rubber layer 2, as shown in fig. 4, the frame 1 mainly provides necessary rigidity and strength for the split members, the frame 1 may be made of metal or engineering plastics meeting the requirements for rigidity and strength, the outer covering rubber layer 2 covers the frame 1, and the outer covering rubber layer 2 forms at least one rubber convex ring at both ends of the inner side surface of the split member in the axial direction, as shown in fig. 3 and 4, the rubber convex ring is adapted to the shape of the pipeline to be repaired, and when the pipeline repairing device is butted and fastened to form the whole of the pipeline repairing device, the rubber convex rings on the split members are combined together to form sealing rubber rings at both ends of the pipeline repairing device in the axial direction .

It should be noted that, in the embodiment of the present invention, the inner side surface of the split component refers to a surface of the split component used for matching with a pipeline to be repaired, the types of the pipeline repairing devices are various, such as a straight joint repairing device, an elbow repairing device, etc., the axis of the two pipeline repairing devices has one, only the axis of the straight joint repairing device is a straight line, the axis of the elbow repairing device is a curve, and the two axial ends of the pipeline repairing device refer to two ends of the axis; the axial two ends of the pipeline repairing device are the two ends of the two axial lines. The rubber-coated pipeline repairing device is a pipeline repairing device with a rubber layer coating.

The outer rubber layer 2 that covers can form local cladding to skeleton 1, also can carry out whole cladding to skeleton 1, the utility model discloses in the typical embodiment, the outer rubber layer 2 that covers forms whole cladding to skeleton 1, covers rubber layer 2 promptly and covers inside self with skeleton 1 whole cladding.

When the framework 1 is made of metal, as the framework is positioned in the outer covering rubber layer 2, the surface of the framework 1 does not need to be sprayed with antirust paint and a sanitary coating, so that the condition that the fluid in the pipeline to be repaired is polluted by the coating is avoided; for the framework 1 produced by adopting the casting process, due to the existence of the outer coating rubber layer 2, the quality of the whole product is not influenced by the sand hole phenomenon generated in the casting process, so the difficulty of the casting process is reduced; the framework 1 and the outer covering rubber layer 2 cannot be separated after molding, the framework and the outer covering rubber layer 2 form a composite split component, the outer covering rubber layer 2 forms a rubber convex ring in the molding process, and the position of the rubber convex ring is fixed and unchanged, so that the possibility that the rubber convex ring falls off from the split component does not exist, and the problem that the sealing gasket in the existing split component is easy to shift and fall off is effectively solved; in addition, the rubber-coated pipeline repairing device saves the installation process of the sealing gasket on the split component in the actual use process, the operation is quicker and simpler, the rubber-coated pipeline repairing device also avoids the problem of displacement and even sealing failure of the sealing gasket caused by liquid pressure in the process of repairing the pipeline under pressure, and the reliability of the product is improved.

As will be appreciated by those skilled in the art, the number of the split members may be 2, 3, 4 or more, but considering the production difficulty and the installation convenience, the embodiment of the present invention provides a rubber-coated pipeline repairing device, which comprises two split members symmetrical to each other, wherein the two split members are symmetrical to each other about the plane passing through the axis of the rubber-coated pipeline repairing device, and the two split members are buckled to form the whole rubber-coated pipeline repairing device.

Referring to fig. 1, two split members are fastened and connected by bolts, each split member includes an arc surface section 01 adapted to the shape of the pipeline to be repaired and planar sections 02 respectively located at two ends of the arc surface section 01 in the radial direction, and each planar section 02 is provided with a bolt hole for a bolt to pass through.

Referring to fig. 3, the frame 1 specifically includes a frame arc surface section 11 and a frame plane section 12, and correspondingly, the outer covering rubber layer 2 specifically includes a rubber layer arc surface section and a rubber layer plane section, and of course, the rubber convex ring also includes a convex ring arc surface section 21 and a convex ring plane section 22, as shown in fig. 3.

In combination with fig. 3 and 4, it can be easily found that, except for the thickness of the outer covering rubber layer 2 at the position of the rubber convex ring, the thickness of the outer covering rubber layer 2 covering the rest positions of the framework 1 is smaller, and in fact, the thickness of the outer covering rubber layer 2 covering the rest positions of the framework 1 can be adaptively designed according to the thickness of the pipeline to be repaired and the framework 1, so as to ensure that the basic covering function is achieved and the material cost is lower.

In order to further optimize the scheme, in two plane sections 02 which are matched with each other at will in the split component, a positioning bulge 24 is further arranged on one rubber convex ring, a positioning groove 23 matched with the positioning bulge 24 is arranged on the other rubber convex ring, and the positioning bulge 24 and the positioning groove 23 are mutually embedded, so that the sealing reliability of the rubber-coated pipeline repairing device can be further improved.

Referring to fig. 3 and 4, the frame 1 is further provided with a through hole communicating the inner side surface and the outer side surface of the frame 1, the outer covering rubber layer 2 forms a reinforcing column 25 in the through hole, one end of the reinforcing column 25 is connected to the outer covering rubber layer 2 covering the inner side of the frame 1, and the other end is connected to the outer covering rubber layer 2 covering the outer side surface of the frame 1. In fact, the through hole on the frame 1 is a fabrication hole opened for forming the outer covering rubber layer 2 conveniently, after the outer covering rubber layer 2 is formed, the rubber material remained in the through hole just forms the reinforcing column 25, and the reinforcing column 25 connects the outer covering rubber layer 2 of the inner and outer layers into a whole, so that the outer covering rubber layer 2 is more firmly coated on the frame 1.

In order to further improve the sealing effect, in the encapsulated pipe repairing device disclosed in the embodiment, the end surface of the rubber convex ring, which is used for contacting with the pipe to be repaired, is a toothed surface, as shown in fig. 5, the toothed surface at least comprises two sealing lips, namely a first toothed lip 211 and a second toothed lip 212, the first toothed lip 211 and the second toothed lip 212 form a V-shaped structure, and the rubber convex ring can be tightly attached to the outer surface of the pipe to be repaired through the deformation of the first sealing lip 211 and the second sealing lip 212. Of course, when the tooth-shaped lips are arranged in other numbers or in other manners, a W-shaped or L-shaped structure can be formed on the end face of the rubber convex ring.

In addition, a plurality of rubber convex rings matched with the pipeline to be repaired can be respectively formed at two axial ends of the inner side surface of the split component of the outer covering rubber layer in the forming process, and the sealing performance of the rubber-coated pipeline repairing device can be effectively improved.

Referring to fig. 6 to 9, the encapsulated pipeline repairing device shown in fig. 6 to 9 is substantially the same as the encapsulated pipeline repairing device shown in the above embodiment, and each of the split members also includes an arc surface section 01 adapted to the shape of the pipeline to be repaired and planar sections 02 respectively located at two radial ends of the arc surface section 01, and the difference is that the planar sections 02 at one end of the two split members are hinged and connected, and the planar sections 02 at the other end are fastened and connected by bolts.

Of course, the plane sections 02 at one end of the two split members can be hinged and connected, and the plane sections 02 at the other end can be fastened and connected through a buckle.

The above is to the rubber-coated pipeline repairing device provided by the utility model is introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a rubber coating formula pipeline patching device, includes two at least components of a whole that can function independently components, it is whole to form the pipeline patching device of hoop establishing on treating the pipeline after the components of a whole that can function independently component butt joint lock, its characterized in that, arbitrary components of a whole that can function independently all include skeleton (1), and cladding in outer rubber layer (2) on the skeleton, outer rubber layer (2) are in all form one at least with the axial both ends of components of a whole that can function independently component the protruding ring of rubber of treating the pipeline adaptation, when butt joint lock forms the pipeline patching device is whole, each on the components of a whole that can function independently the protruding ring of rubber combines to be located the sealed rubber ring of rubber coating formula pipeline patching device axial both ends.

2. The encapsulated pipe patcher of claim 1, wherein the outer covering rubber layer (2) entirely encases the carcass (1) within itself.

3. The encapsulated pipeline repair device of claim 2, wherein said encapsulated pipeline repair device comprises two of said split members being symmetrical to each other.

4. The rubber-coated pipeline repairing device according to claim 3, wherein two split components are connected by a bolt, each split component comprises an arc surface section (01) matched with the shape of the pipeline to be repaired, and plane sections (02) respectively located at two radial ends of the arc surface section (01), and bolt holes for the bolts to pass through are formed in each plane section (02).

5. The encapsulated pipeline repairing device according to claim 3, wherein any one of the split components comprises a cambered surface section (01) matched with the shape of the pipeline to be repaired, and planar sections (02) respectively positioned at the radial two ends of the cambered surface section (01), the planar sections (02) at one end of the two split components are hinged, and the planar sections (02) at the other end of the two split components are fixedly connected through bolts; or the plane sections (02) at one ends of the two split components are hinged, and the plane sections (02) at the other ends are fastened and connected through buckles.

6. The encapsulated pipe repair device according to claim 4 or 5, characterized in that any two of the planar sections (02) which are in butt fit with each other are provided with a positioning protrusion (24) on the rubber convex ring of one and a positioning groove (23) which is matched with the positioning protrusion (24) on the rubber convex ring of the other.

7. The rubber-coated pipeline repairing device according to any one of claims 1-5, wherein the frame (1) is further provided with a through hole communicating the inner side and the outer side of the frame (1), the outer coating rubber layer (2) forms a reinforcing column (25) in the through hole, one end of the reinforcing column (25) is connected with the outer coating rubber layer (2) covering the inner side of the frame (1), and the other end is connected with the outer coating rubber layer (2) covering the outer side of the frame (1).

8. The encapsulated pipe repair device according to any one of claims 1 to 5, wherein the end surface of the rubber collar for contacting the pipe to be repaired is a toothed surface comprising at least a first toothed lip (211) and a second toothed lip (212).

9. The encapsulated pipeline repairing device according to claim 1, wherein the outer coating rubber layer (2) is formed with a plurality of rubber convex rings which are matched with the pipeline to be repaired at the two axial ends of the inner side surface of the split component.

10. The encapsulated pipe repair device according to claim 1, wherein the frame (1) is a metal frame or an engineering plastic frame.