CN217540101U

CN217540101U - Expander with steel ring lining

Info

Publication number: CN217540101U
Application number: CN202221662244.2U
Authority: CN
Inventors: 梁金扬; 郑中华; 葛垚
Original assignee: Zhongneng Juke Chongqing Trenchless Technology Engineering Co ltd
Current assignee: Zhongneng Juke Chongqing Trenchless Technology Engineering Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-10-04
Anticipated expiration: 2032-06-29

Abstract

The utility model belongs to the technical field of the inside lining steel ring expansion, concretely relates to inside lining steel ring expander, including the urceolus, swing joint has the connecting rod in the urceolus, the welding has the roof on the connecting rod, the welding has the screw ring in the same direction as on the urceolus, in the same direction as screw ring and connecting rod pass through threaded connection, swing joint has the bracing piece in the urceolus, the welding has the bottom plate on the bracing piece, the welding has the contrary screw ring on the urceolus, contrary screw ring and bracing piece pass through threaded connection, the contact has the handle on the urceolus. The utility model discloses a set up urceolus, connecting rod, roof, in the same direction as screw thread ring, bracing piece, bottom plate, contrary screw thread ring isotructure, make in the same direction as screw thread ring and contrary screw thread ring rotation through rotating the urceolus, and then do the screw motion with roof and bracing piece respectively for connecting rod and bracing piece stretch out from the urceolus, make interval grow between roof and the bottom plate, and then make the inside lining steel ring by the top expansion, device simple structure, convenient to use.

Description

Expander with steel ring lining

Technical Field

The utility model belongs to the technical field of the inside lining steel ring expansion, concretely relates to inside lining steel ring expander.

Background

In the repair of a trenchless pipe section, the problem that the construction of a steel sleeve jacking pipe is still inconvenient due to the fact that part of pipe diameter is large exists, and the technology that a lining steel ring is heated to mold a lining is mainly adopted for repairing the lining aiming at the condition. In this technique, it is necessary to expand it (lining steel ring) by means of a lining steel ring expander to complete the repair of the inner wall of the pipe. In the prior art, the expander with the steel ring as the lining has a complex structure and is inconvenient to use. Accordingly, there is a need for improvements in the art.

Disclosure of Invention

An object of the utility model is to provide an inside lining steel ring expander, it is complicated to have solved current inside lining steel ring expander structure, awkward problem.

In order to achieve the purpose, the utility model provides a inside lining steel ring expander, including the urceolus, swing joint has the connecting rod in the urceolus, the welding has the roof on the connecting rod, the welding has in the same direction as the screw ring on the urceolus, in the same direction as screw ring and connecting rod pass through threaded connection, swing joint has the bracing piece in the urceolus, the welding has the bottom plate on the bracing piece, the welding has contrary screw ring on the urceolus, contrary screw ring and bracing piece pass through threaded connection, the contact has the handle on the urceolus.

The principle of the utility model lies in: when the device is used, the connecting rod and the forward thread ring are manually rotated to perform threaded motion, so that the connecting rod extends out of the outer barrel, the top plate is contacted with the lining steel ring, the supporting rod and the backward thread ring are manually rotated to perform threaded motion, the supporting rod extends out of the outer barrel, the bottom plate is contacted with the lining steel ring, then the positions of the top plate and the bottom plate are adjusted, the outer arc surfaces of the top plate and the bottom plate and the lining steel ring are completely removed, the forward thread ring and the backward thread ring are rotated by rotating the outer barrel, and the connecting rod and the supporting rod respectively perform threaded motion, so that the connecting rod and the supporting rod extend out of the outer barrel, the distance between the top plate and the bottom plate is increased, and the lining steel ring is pushed and expanded;

the beneficial effects of the utility model reside in that: through setting up urceolus, connecting rod, roof, following thread ring, bracing piece, bottom plate, contrary screw ring isotructure, make following thread ring and contrary screw ring rotation through rotating the urceolus, and then do the screw motion with roof and bracing piece respectively for connecting rod and bracing piece stretch out from the urceolus, make interval grow between roof and the bottom plate, and then make the inside lining steel ring by the top expansion, device simple structure, convenient to use.

Further, the top plate and the bottom plate have the same structure and are all one-sixth of a circle. The top plate and the bottom plate are the same in structure, so that the device is more convenient to use.

Further, the connecting rod and the supporting rod are the same in length and are 3500mm in length. Through setting up connecting rod and bracing piece for the interval can be adjusted between roof and the bottom plate.

Furthermore, a limiting sliding ring is connected in the outer barrel in a sliding mode, and a jacking pin is in contact with the limiting sliding ring. The connecting rod and the supporting rod are limited by arranging the limiting sliding ring.

Furthermore, the number of the handles is two, and the two handles are symmetrically distributed on the outer barrel. Through setting up the handle for the urceolus is convenient for rotate.

Further, the handle is welded with a knock pin, and the knock pin is connected with the outer barrel through threads. The limit sliding ring is limited by arranging the ejector pin.

Drawings

Fig. 1 is a schematic view of an embodiment of the liner steel ring expander.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises an outer cylinder 1, a connecting rod 2, a top plate 3, a clockwise thread ring 4, a support rod 5, a bottom plate 6, an anticlockwise thread ring 7, a handle 8, a limiting sliding ring 9 and a top pin 10.

As shown in fig. 1, this embodiment provides inside lining steel ring expander, including urceolus 1, swing joint has connecting rod 2 in the urceolus 1, and the welding has roof 3 on the connecting rod 2, and roof 3 is the same with bottom plate 6 structure, is one sixth of a circle, and is the same through setting up roof 3 and bottom plate 6 structure for the device is more convenient to use, and the welding has in the same direction as screw thread ring 4 on the urceolus 1, and in the same direction as screw thread ring 4 and connecting rod 2 pass through threaded connection.

As shown in fig. 1, a support rod 5 is movably connected in the outer barrel 1, a bottom plate 6 is welded on the support rod 5, the length of each of the connecting rod 2 and the support rod 5 is 3500mm, the distance between the top plate 3 and the bottom plate 6 can be adjusted by arranging the connecting rod 2 and the support rod 5, a reverse thread ring 7 is welded on the outer barrel 1, and the reverse thread ring 7 is in threaded connection with the support rod 5.

As shown in fig. 1, the outer barrel 1 is contacted with two handles 8, the handles 8 are two, the two handles 8 are symmetrically distributed on the outer barrel 1, through the arrangement of the handles 8, the outer barrel 1 is convenient to rotate, the handles 8 are welded with ejector pins 10, the ejector pins 10 and the outer barrel 1 are connected through threads, through the arrangement of the ejector pins 10, the limiting sliding ring 9 is limited, the outer barrel 1 is internally connected with the limiting sliding ring 9 in a sliding mode, the limiting sliding ring 9 is contacted with the ejector pins 10, and through the arrangement of the limiting sliding ring 9, the connecting rod 2 and the supporting rod 5 are limited.

The utility model discloses the implementation process: when the device is used, the connecting rod 2 and the forward thread ring 4 are manually rotated to perform threaded motion, so that the connecting rod 2 extends out of the outer barrel 1, the top plate 3 is in contact with the lining steel ring, the support rod 5 and the reverse thread ring 7 are manually rotated to perform threaded motion, the support rod 5 extends out of the outer barrel 1, the bottom plate 6 is in contact with the lining steel ring, then the positions of the top plate 3 and the bottom plate 6 are adjusted, the outer arc surfaces of the top plate 3 and the bottom plate 6 and the lining steel ring are completely eliminated, the forward thread ring 4 and the reverse thread ring 7 are rotated by rotating the outer barrel 1, and then the screw motions are performed with the top plate 3 and the support rod 5 respectively, so that the connecting rod 2 and the support rod 5 extend out of the outer barrel 1, the distance between the top plate 3 and the bottom plate 6 is enlarged, and the lining steel ring is jacked to be expanded, the device is simple in structure and convenient to use;

through setting up urceolus 1, connecting rod 2, roof 3, in the same direction as screw thread ring 4, bracing piece 5, bottom plate 6, contrary screw thread ring 7 isotructure, make in the same direction as screw thread ring 4 and contrary screw thread ring 7 to rotate through rotating urceolus 1, and then do the screw motion with roof 3 and bracing piece 5 respectively, make connecting rod 2 and bracing piece 5 stretch out from urceolus 1, make interval grow between roof 3 and the bottom plate 6, and then make the inside lining steel ring by the top expansion, device simple structure, high durability and convenient use.

It should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several variations and modifications can be made, which should also be considered as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the utility of the patent. The scope of the claims of the present application shall be defined by the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. Inside lining steel ring expander, including the urceolus, its characterized in that: swing joint has the connecting rod in the urceolus, the welding has the roof on the connecting rod, the welding has in the same direction as the screw thread ring on the urceolus, in the same direction as screw thread ring and connecting rod pass through threaded connection, swing joint has the bracing piece in the urceolus, the welding has the bottom plate on the bracing piece, the welding has contrary screw thread ring on the urceolus, contrary screw thread ring and bracing piece pass through threaded connection, the contact has the handle on the urceolus.

2. The lining steel ring expander of claim 1, wherein: the top plate and the bottom plate have the same structure and are all one-sixth of a circle.

3. The lining underwire extender of claim 1, wherein: the length of the connecting rod is the same as that of the supporting rod, and the connecting rod and the supporting rod are 3500mm.

4. The lining steel ring expander of claim 1, wherein: the outer barrel is connected with a limiting sliding ring in a sliding mode, and a jacking pin is in contact with the limiting sliding ring.

5. The lining steel ring expander of claim 1, wherein: the handle has two, two the handle symmetric distribution is on the urceolus.

6. The lining steel ring expander of claim 1, wherein: the handle is welded with a knock pin, and the knock pin is connected with the outer barrel through threads.