CN222597116U

CN222597116U - Anti-slip and anti-fall device for ductile iron pipe elbows in power tunnels

Info

Publication number: CN222597116U
Application number: CN202421333674.9U
Authority: CN
Inventors: 涂常立; 王帅; 苏兴; 仁赵国; 何兴臣; 蔡雪利; 孙立鹏
Original assignee: Beijing Urban Construction Huawei Highway Engineering Co ltd
Current assignee: Beijing Urban Construction Huawei Highway Engineering Co ltd
Priority date: 2024-06-12
Filing date: 2024-06-12
Publication date: 2025-03-11
Anticipated expiration: 2034-06-12

Abstract

The application discloses an anti-slip device for a ductile cast iron pipe elbow of an electric tunnel, which belongs to the field of ductile cast iron pipe elbows and comprises an elbow body, wherein a connecting ring is connected to the outer edge of the elbow body through threads, an anti-slip fixing ring is fixedly arranged on the outer side of the connecting ring, a connecting hole is formed in the inner wall of the anti-slip fixing ring, a bolt is connected to the inner wall of the connecting hole through threads, a round groove is formed in the inner wall of the anti-slip fixing ring, the anti-slip fixing ring is made of high-strength material alloy so as to ensure enough supporting force, and an anti-slip gasket is arranged on the inner side of the anti-slip fixing ring and made of silica gel so as to remarkably increase friction force with the surface of a pipeline, thereby effectively preventing the elbow body from slipping or disengaging when the elbow body is subjected to external force, further preventing the pipeline from slipping at the connecting point, and the inner rubber lining and the rubber ring are utilized to enable elastic support to be provided when the pipeline is connected, so as to fill a seam gap and prevent moisture from penetrating.

Description

Nodular cast iron for electric power tunnel anti-drop and anti-skid device for pipe elbow

Technical Field

The application relates to the technical field of nodular cast iron pipe elbows, in particular to an anti-slip and anti-slip device for a nodular cast iron pipe elbow of an electric power tunnel.

Background

In the field of power tunnel construction, ductile iron pipes are widely used for their excellent durability and performance.

However, in the practical application process, due to the special shape and the connection mode of the elbow part, the phenomena of unstable connection, easy disconnection, water seepage and the like easily occur in the area, and the problems not only affect the overall safety and stability of the electric power tunnel, but also can cause serious operation faults and increase of maintenance cost.

At present, although some solutions for enhancing the stability of elbow connection exist on the market, such as using auxiliary materials such as anti-slip pads, the solutions still have a plurality of defects in practical application, for example, the traditional anti-slip pads can increase friction force to a certain extent and reduce slip, but the high cost and limited anti-slip effect of the traditional anti-slip pads often cannot meet the practical requirements, and in addition, the auxiliary materials may increase installation complexity and maintenance difficulty, so that the overall engineering efficiency is reduced.

Therefore, aiming at the problems existing at the joint of the nodular cast iron pipe elbow of the electric power tunnel, an economic and efficient anti-drop and anti-skid technical scheme is urgently needed to improve the connection stability and reduce the risks of disconnection and water seepage, so that the long-term safe operation of the electric power tunnel is ensured.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the anti-slip and anti-slip device for the nodular cast iron pipe elbow of the electric power tunnel, which overcomes the defects of the prior art and aims at solving the problems in the background art.

In order to achieve the purpose, the anti-slip device for the ductile cast iron pipe elbow of the electric power tunnel comprises an elbow body, wherein a connecting ring is connected to the outer edge of the elbow body through threads, an anti-slip fixing ring is fixedly assembled on the outer side of the connecting ring, a connecting hole is formed in the inner wall of the anti-slip fixing ring, a bolt is connected to the inner wall of the connecting hole through threads, a circular groove is formed in the inner wall of the anti-slip fixing ring, a rubber lining and a rubber ring are arranged on the inner wall of the connecting hole, and an anti-slip gasket is attached to the inner wall of the anti-slip fixing ring.

As a preferable implementation mode, the outer edge of the elbow body is provided with a thread line, the inner wall of the connecting ring is provided with an internal thread, and the internal thread of the inner wall of the connecting ring is in threaded connection with the outer edge position of the thread line.

Through adopting above-mentioned technical scheme for can be with anticreep solid fixed ring fixed mounting in the both ends position of elbow body, guarantee that it can not take place to drop, and connect convenient, need not to use appurtenance, manual rotation can.

As a preferable implementation mode, the number of the connecting holes and the bolts is three, and the three connecting holes and the bolts are annularly distributed at the inner wall position of the anti-falling fixing ring.

Through adopting above-mentioned technical scheme for can peg graft the pipeline of connecting to the inner wall position of anticreep solid fixed ring, then screw up the inner wall position to the pipeline with the help of the connecting hole with the bolt, firmly be connected between pipeline and the anticreep solid fixed ring.

As a preferred embodiment, the anti-falling fixing rings are made of high-strength alloy, the number of the anti-falling fixing rings is two, and the two anti-falling fixing rings are distributed at two ends of the elbow body.

Through adopting above-mentioned technical scheme for can improve the fastness of device, guarantee rivers can not damage at will when striking the inner wall of anticreep solid fixed ring.

As a preferred embodiment, the inner diameter of the rubber lining is 0.5mm larger than the inner diameter of the anti-drop fixing ring, and the rubber lining has elasticity.

By adopting the technical scheme, the elastic support can be provided when the pipelines are connected, the joint gaps are filled, and moisture penetration is prevented.

As a preferable implementation mode, the anti-slip gasket is arranged at the middle position of the outer edge of the anti-slip fixing ring and the outer edge of the connecting pipeline, and the anti-slip gasket is prepared from silica gel.

Through adopting above-mentioned technical scheme for can increase the friction, further prevent that the pipeline from sliding at the tie point, and then can show the increase with the frictional force on nodular cast iron pipe surface, thereby effectively prevent that the elbow body from taking place to slide or throw off when receiving external force effect.

The application has the beneficial effects that:

1. This electric power tunnel nodular cast iron pipe elbow anticreep antiskid utilizes high strength material alloy to make through anticreep solid fixed ring to ensure sufficient holding power, utilize the inboard of anticreep solid ring to be provided with the anti-slip gasket simultaneously, and the anti-slip gasket passes through the silica gel and make, can show increase the frictional force with the pipeline surface, thereby effectively prevent that the elbow body from taking place to slide or throw off when receiving external force effect, further prevent that the pipeline from sliding at the tie point, utilize rubber inside lining and rubber circle to make can provide elastic support when the pipe connection, fill the seam clearance, prevent moisture infiltration.

2. This electric power tunnel nodular cast iron pipe bend anticreep antiskid through the external edge position in the screw thread line with the internal thread threaded connection of go-between inner wall for can be with anticreep solid fixed ring fixed mounting in the both ends position of elbow body, ensure that it can not take place to drop, then can peg graft the pipeline of connection to the inner wall position of anticreep solid fixed ring, then screw up the inner wall position to the pipeline with the help of the connecting hole with the bolt, firmly be connected between pipeline and the anticreep solid fixed ring, the convenience of guarantee connection need not specialized tool, reduce installation cost.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a perspective view of another embodiment of the present application;

Fig. 3 is a schematic view of the unfolded structure of the present application.

The number of the elbow is 1, the elbow body, 2, the connecting ring, 3, the anti-falling fixing ring, 4, the connecting hole, 5, the bolt, 6, the round groove, 7, the rubber lining, 8, the rubber ring, 9, the anti-sliding gasket, 10 and the thread line.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments.

Referring to fig. 1-3, the ductile cast iron pipe elbow anti-slip device for the electric power tunnel comprises an elbow body 1, wherein a connecting ring 2 is connected to the outer edge of the elbow body 1 through threads, an anti-slip fixing ring 3 is fixedly arranged on the outer side of the connecting ring 2, a connecting hole 4 is formed in the inner wall of the anti-slip fixing ring 3, a bolt 5 is connected to the inner wall of the connecting hole 4 through threads, a circular groove 6 is formed in the inner wall of the anti-slip fixing ring 3, a rubber lining 7 and a rubber ring 8 are arranged on the inner wall of the connecting hole 4, and an anti-slip gasket 9 is attached to the inner wall of the anti-slip fixing ring 3.

Referring to fig. 1 and 2, the outer edge of the elbow body 1 is provided with a thread 10, the inner wall of the connecting ring 2 is provided with an internal thread, and the internal thread of the inner wall of the connecting ring 2 is in threaded connection with the outer edge of the thread 10, so that the anti-falling fixing ring 3 can be fixedly installed at the two ends of the elbow body 1, the anti-falling fixing ring is prevented from falling off, the connection is convenient, an auxiliary tool is not needed, and the elbow body can be manually rotated.

Referring to fig. 2 and 3, the number of the connecting holes 4 and the bolts 5 is three, and the three connecting holes 4 and the bolts 5 are annularly distributed at the inner wall position of the anti-falling fixing ring 3, so that the connected pipeline can be inserted into the inner wall position of the anti-falling fixing ring 3, and then the bolts 5 are screwed to the inner wall position of the pipeline by means of the connecting holes 4, so that the pipeline is firmly connected with the anti-falling fixing ring 3.

Referring to fig. 2 and 3, the anti-falling fixing rings 3 are prepared by high-strength alloy, the number of the anti-falling fixing rings 3 is two, and the two anti-falling fixing rings 3 are distributed at two ends of the elbow body 1, so that the firmness of the device can be improved, and water flow can not be damaged at will when impacting the inner wall of the anti-falling fixing rings 3.

Referring to fig. 2 and 3, the inner diameter of the rubber lining 7 is 0.5mm greater than the inner diameter of the anti-drop fixing ring 3, and the rubber lining 7 has elasticity, so that elastic support can be provided when pipes are connected, joint gaps are filled, and moisture penetration is prevented.

Referring to fig. 2 and 3, the anti-slip gasket 9 is disposed at the middle position of the outer edge of the anti-slip fixing ring 3 and the connecting pipe, and the anti-slip gasket 9 is made of silica gel, so that friction can be increased, the pipe is further prevented from slipping at the connecting point, and further friction force with the surface of the ductile cast iron pipe can be remarkably increased, so that the elbow body 1 is effectively prevented from slipping or being separated under the action of external force.

The connecting ring has the working principle that firstly, the internal threads on the inner wall of the connecting ring 2 can be connected with the outer edge positions of the thread lines 10 through threads, so that the anti-falling fixed ring 3 can be fixedly arranged at the two end positions of the elbow body 1, the anti-falling fixed ring is guaranteed not to fall off, then, a connected pipeline can be spliced to the inner wall position of the anti-falling fixed ring 3, then, the bolts 5 are screwed to the inner wall position of the pipeline through the connecting holes 4, the pipeline and the anti-falling fixed ring 3 are firmly connected, elastic support can be provided when the pipeline is connected through the rubber lining 7 and the rubber ring 8, a joint gap is filled, moisture permeation is prevented, friction can be increased by utilizing the anti-sliding gasket 9 made of silica gel materials, the pipeline is further prevented from sliding at the connecting point, and further the friction force with the surface of the pipeline can be remarkably increased, so that the elbow body 1 is effectively prevented from sliding or falling off under the action of external force.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an electric power tunnel nodular cast iron pipe elbow anticreep antiskid, includes elbow body (1), its characterized in that, the outer threaded connection of elbow body (1) has go-between (2), the fixed ring (3) of anticreep that are equipped with in the outside of go-between (2), connecting hole (4) have been seted up to the inner wall of fixed ring (3) of anticreep, the inner wall threaded connection of connecting hole (4) has bolt (5), circular slot (6) have been seted up to the inner wall of fixed ring (3) of anticreep, the inner wall of connecting hole (4) is equipped with rubber lining (7) and rubber circle (8), the laminating of the inner wall of fixed ring (3) of anticreep has anti-slip gasket (9).

2. The anti-slip and anti-slip device for the ductile iron pipe elbow of the electric power tunnel according to claim 1 is characterized in that a thread line (10) is arranged at the outer edge of the elbow body (1), an inner thread is arranged on the inner wall of the connecting ring (2), and the inner thread of the inner wall of the connecting ring (2) is in threaded connection with the outer edge position of the thread line (10).

3. The anti-slip device for the ductile iron pipe elbow of the electric power tunnel according to claim 1 is characterized in that the number of the connecting holes (4) and the bolts (5) is three, and the three connecting holes (4) and the bolts (5) are annularly distributed at the inner wall position of the anti-slip fixing ring (3).

4. The anti-slip device for the ductile iron pipe elbow of the electric power tunnel according to claim 1, wherein the anti-slip fixing rings (3) are made of high-strength alloy, the number of the anti-slip fixing rings (3) is two, and the two anti-slip fixing rings (3) are distributed at two ends of the elbow body (1).

5. The slip-and-prevention device for the ductile iron pipe elbow of the electric power tunnel according to claim 1 is characterized in that the inner diameter of the rubber lining (7) is 0.5mm larger than the inner diameter of the slip-and-prevention fixing ring (3), and the rubber lining (7) has elasticity.

6. The anti-slip device for the ductile iron pipe elbow of the electric power tunnel according to claim 1 is characterized in that the anti-slip gasket (9) is arranged at the middle position of the outer edge of the anti-slip fixing ring (3) and the outer edge of the connecting pipeline, and the anti-slip gasket (9) is prepared by silica gel.