Pipeline repairing device

Abstract

The utility model relates to the technical field of pipeline maintenance, and particularly discloses a pipeline repairing device which comprises a first clamping seat and a second clamping seat arranged at the lower end of the first clamping seat, the first clamping seat and the second clamping seat are oppositely combined, a first connecting block is arranged on the back face of the first clamping seat, and a second connecting block is arranged on the back face of the second clamping seat. A fastening device is arranged on the front face of the first clamping base, a first arc-shaped pipe groove is formed in the lower end face of the first clamping base, a second sealing sleeve is arranged in the first arc-shaped pipe groove, a second arc-shaped pipe groove is formed in the upper end face of the second clamping base, and a second sealing sleeve is arranged in the second arc-shaped pipe groove. When the two clamping seats are oppositely combined, the two sealing sleeves between the two clamping seats can wrap the outer side of the pipeline, the two sealing sleeves in the oppositely-combined state can block cracks on the outer side of the pipeline, normal use of the pipeline is guaranteed, and the clamping type repairing structure is convenient to disassemble, assemble and replace, convenient to carry and capable of saving labor in installation.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline maintenance, in particular to a pipeline repairing device. Background Art

[0002] Natural gas pipelines are mostly made of metal and are susceptible to corrosion from factors such as soil, moisture, and microorganisms. Over time, the pipeline material itself may become more susceptible to corrosion due to aging, resulting in pitting on the pipeline. Pitting on natural gas pipelines is a serious problem because it may cause gas leaks, fires, explosions and other major safety accidents, and also cause waste of resources and environmental pollution. Therefore, when pitting occurs in natural gas pipelines, it is necessary to replace the pipeline and temporarily repair the leaking part of the pipeline.

[0003] Common pipeline repair methods use wrapping repair tapes such as bandages and sealing tapes to directly wrap the damaged area to achieve repair work. However, since the bandages and sealing tapes are soft and relatively weak, the operator needs to repeatedly wrap the tape around the pipeline during the wrapping process, which makes the repair efficiency low and cannot achieve rapid maintenance. Utility Model Content

[0004] In view of the above problems, the utility model proposes a pipeline repair device to solve the shortcomings of the existing pipeline repair device, which requires operators to repeatedly wrap the belt body around the pipeline during the wrapping process, resulting in low repair efficiency and inability to achieve rapid maintenance.

[0005] To achieve the purpose of the utility model, the utility model is implemented through the following technical solutions: a pipeline repair device, including a first card seat and a second card seat arranged at the lower end of the first card seat, the first card seat and the second card seat are matched with each other, a first connecting block is arranged on the back of the first card seat, and a second connecting block is arranged on the back of the second card seat, and the first connecting block is hinged with the second connecting block through a movable pin;

[0006] A fastening device for fixing the first card holder and the second card holder in a matched state is provided on the front side of the first card holder;

[0007] A first arc-shaped tube groove is provided on the lower end surface of the first holder, a first sealing sleeve is provided in the first arc-shaped tube groove, the first sealing sleeve is fixedly connected to the first holder, and a port of the first sealing sleeve extends to the outside of the first holder; a second arc-shaped tube groove is provided on the upper end surface of the second holder, a second sealing sleeve is provided in the second arc-shaped tube groove, the second sealing sleeve is fixedly connected to the second holder, and a port of the second sealing sleeve extends to the outside of the second holder.

[0008] A further improvement is that the fastening device includes a bolt seat A and a bolt seat B, the bolt seat A is fixedly connected to both sides of the first clamping seat, the bolt seat B is fixedly connected to both sides of the second clamping seat, the bolt seat A is equipped with a fixing bolt, the fixing bolt is threadedly connected to the threaded hole opened on the bolt seat B, and the lower end of the bolt seat B is provided with a nut for fixing the fixing bolt.

[0009] A further improvement is that the first arc-shaped tube groove and the second arc-shaped tube groove are three-way tube grooves adapted to the three-way pipe.

[0010] A further improvement is that the first arc-shaped tube groove and the second arc-shaped tube groove are straight tube grooves adapted to a straight tube.

[0011] A further improvement is that a binding groove A is provided on the outer side wall of the first sealing sleeve port, and a binding groove B is provided on the outer side wall of the second sealing sleeve port.

[0012] A further improvement is that a handle bracket is provided at the upper end of the first card seat and the lower end of the second card seat, and the handle bracket includes a handle frame. The two handle frames are fixedly connected to the first card seat and the second card seat respectively, and a handle is provided on the inner side of the handle frame. The two ends of the handle are rotatably connected to the handle frame.

[0013] A further improvement is that buckle grooves are provided on the upper end of the first card seat, the lower end of the second card seat, the front face of the first card seat and the front face of the second card seat.

[0014] The beneficial effects of the utility model are:

[0015] When the two holders are matched, the two sealing sleeves between the two holders will be wrapped around the outside of the pipe. The two sealing sleeves in the matched state can seal the cracks on the outside of the pipe to ensure the normal use of the pipe. The snap-fit ​​repair structure is easy to disassemble and replace, and is easy to carry and labor-saving to install. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a structural diagram of the first card holder and the second card holder in the utility model when they are matched.

[0018] Figure 2 It is a structural diagram of the first card holder and the second card holder in the utility model when they are opened.

[0019] Figure 3 It is a structural diagram of the first hinged seat in the utility model.

[0020] Figure 4 It is a structural diagram of the handle frame in the utility model.

[0021] Figure 5 It is a structural diagram of the buckle slot in the utility model.

[0022] Among them: 1. first clamping seat; 2. second clamping seat; 3. first arc-shaped tube groove; 4. first sealing sleeve; 5. second arc-shaped tube groove; 6. second sealing sleeve; 7. bolt seat A; 8. fixing bolt; 9. bolt seat B; 10. threaded hole; 11. first connecting block; 12. second connecting block; 13. binding groove A; 14. binding groove B; 15. nut; 16. handle frame; 17. grip; 18. buckle groove. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.

[0024] according to Figure 1 , 2 As shown in Figures 3, 4 and 5, a pipeline repair device is proposed in this embodiment, comprising a first card seat 1 and a second card seat 2 arranged at the lower end of the first card seat 1, the first card seat 1 and the second card seat 2 are matched with each other, a first connecting block 11 is arranged on the back of the first card seat 1, and a second connecting block 12 is arranged on the back of the second card seat 2, and the first connecting block 11 is hinged with the second connecting block 12 through a movable pin;

[0025] A fastening device for fixing the first clamping seat 1 and the second clamping seat 2 in the matched state is provided on the front side of the first clamping seat 1; the first clamping seat 1 can rotate around the movable pin. When cracks appear on the outside of the pipeline and need to be temporarily repaired, the first clamping seat 1 and the second clamping seat 2 are rotated, and after the first clamping seat 1 and the second clamping seat 2 are clamped on the outside of the pipeline, the first clamping seat 1 and the second clamping seat 2 are locked using the fastening device.

[0026] A first arc-shaped tube groove 3 is provided on the lower end surface of the first card seat 1, and a first sealing sleeve 4 is provided in the first arc-shaped tube groove 3. The first sealing sleeve 4 is fixedly connected to the first card seat 1, and a port of the first sealing sleeve 4 extends to the outside of the first card seat 1. A second arc-shaped tube groove 5 is provided on the upper end surface of the second card seat 2, and a second sealing sleeve 6 is provided in the second arc-shaped tube groove 5. The second sealing sleeve 6 is fixedly connected to the second card seat 2, and a port of the second sealing sleeve 6 extends to the outside of the second card seat 2.

[0027] When the first holder 1 and the second holder 2 are matched, the first sealing sleeve 4 on the lower end face of the first holder 1 and the second sealing sleeve 6 on the upper end face of the second holder 2 will be wrapped around the outside of the pipe. The first sealing sleeve 4 and the second sealing sleeve 6 in the matched state can seal the cracks on the outside of the pipe to ensure the normal use of the pipe. The snap-fit ​​repair structure is easy to disassemble, replace, carry, and install with little effort.

[0028] About the fastening device:

[0029] The fastening device includes a bolt seat A7 and a bolt seat B9. The bolt seat A7 is fixedly connected to both sides of the first clamping seat 1, and the bolt seat B9 is fixedly connected to both sides of the second clamping seat 2. The bolt seat A7 is equipped with a fixing bolt 8, which is threadedly connected to a threaded hole 10 opened on the bolt seat B9. A nut 15 for fixing the fixing bolt 8 is provided at the lower end of the bolt seat B9.

[0030] The first clamping seat 1 and the second clamping seat 2 are fixed by bolt connection. When the first clamping seat 1 and the second clamping seat 2 are removed from the outside of the pipeline, the nut 15 at the lower end of the bolt seat B9 is unscrewed from the lower end of the fixing bolt 8, and then the fixing bolt 8 is unscrewed from the threaded hole 10 on the bolt seat B9.

[0031] In this embodiment, the first arc-shaped tube groove 3 and the second arc-shaped tube groove 5 are three-way tube grooves adapted to the three-way tube. The first clamping seat 1 and the second clamping seat 2 are sleeved on the outside of the three-way tube, and the first sealing sleeve 4 in the first arc-shaped tube groove 3 and the second sealing sleeve 6 in the second arc-shaped tube groove 5 are tightly attached to the outer wall of the three-way tube, so as to seal the cracks at the intersection of the pipe sections of the three-way tube.

[0032] In an optional embodiment, the first arc-shaped tube groove 3 and the second arc-shaped tube groove 5 are straight tube grooves adapted to the straight tube. The first clamping seat 1 and the second clamping seat 2 are sleeved on the outside of the straight tube, and the first sealing sleeve 4 in the first arc-shaped tube groove 3 and the second sealing sleeve 6 in the second arc-shaped tube groove 5 will be in close contact with the outer wall of the straight tube to seal the cracks on the outer wall of the straight tube. Different styles of repair devices are selected according to actual needs.

[0033] The outer side wall of the port of the first sealing sleeve 4 is provided with a binding groove A13, and the outer side wall of the port of the second sealing sleeve 6 is provided with a binding groove B14. The advantage of providing the binding groove A13 and the binding groove B14 on the outer sides of the first sealing sleeve 4 and the second sealing sleeve 6 is that the staff can use the binding belt to tie the port of the first sealing sleeve 4 and the port of the second sealing sleeve 6, thereby further improving the sealing performance of the first sealing sleeve 4 and the second sealing sleeve 6.

[0034] See also Figure 4A better implementation is that the upper end of the first card seat 1 and the lower end of the second card seat 2 are both provided with a handle bracket, and the handle bracket includes a handle frame 16. The two handle frames 16 are respectively fixedly connected to the first card seat 1 and the second card seat 2. A handle 17 is provided inside the handle frame 16, and both ends of the handle 17 are rotatably connected to the handle frame 16. When the first card seat 1 and the second card seat 2 are opened or the first card seat 1 and the second card seat 2 are sleeved on the outside of the pipeline, the operator can operate by holding the handle 17 with both hands. The handle 17 is arranged inside the handle frame 16, which can improve the comfort of holding the handle bracket.

[0035] The handle bracket is fixed on the outside of the first clamping seat 1 and the second clamping seat 2, which occupies more space around the pipe, so that the first clamping seat 1 and the second clamping seat 2 cannot be assembled in a small space.

[0036] See also Figure 5 Another better implementation is that buckle grooves 18 are provided at the upper end of the first card holder 1, the lower end of the second card holder 2, the front face of the first card holder 1, and the front face of the second card holder 2. When the first card holder 1 and the second card holder 2 are opened or the first card holder 1 and the second card holder 2 are placed outside the pipeline, the operator can buckle the fingers into the corresponding buckle grooves 18. The buckle grooves 18 are embedded, and the space utilization rate is more efficient.

[0037] How this application works:

[0038] The first clamping seat 1 can rotate around the movable pin. When cracks appear on the outside of the pipeline and need to be temporarily repaired, the first clamping seat 1 and the second clamping seat 2 are rotated, and the first clamping seat 1 and the second clamping seat 2 are clamped on the outside of the pipeline, and then the first clamping seat 1 and the second clamping seat 2 are locked using a fastening device. When the first clamping seat 1 and the second clamping seat 2 are aligned, the first sealing sleeve 4 on the lower end surface of the first clamping seat 1 and the second sealing sleeve 6 on the upper end surface of the second clamping seat 2 will wrap around the outside of the pipeline. The first sealing sleeve 4 and the second sealing sleeve 6 in the aligned state can block the cracks on the outside of the pipeline to ensure the normal use of the pipeline. The clamping repair structure is easy to disassemble and replace, easy to carry, and labor-saving to install.

[0039] In the description of the present application, it should be noted that the terms "upper", "lower", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. Unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0040] The above description is only a specific implementation of the present application, so that those skilled in the art can understand or implement the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest range consistent with the principles and novel features applied for herein.

Claims

1. A pipeline repair device, comprising a first clamping seat (1) and a second clamping seat (2) arranged at the lower end of the first clamping seat (1), characterized in that: The first card seat (1) and the second card seat (2) are matched with each other, a first connecting block (11) is provided on the back of the first card seat (1), and a second connecting block (12) is provided on the back of the second card seat (2), and the first connecting block (11) is hingedly connected to the second connecting block (12) via a movable pin; A fastening device for fixing the first card seat (1) and the second card seat (2) in a mating state is provided on the front side of the first card seat (1); The first clamping seat (1) has a first arc-shaped tube groove (3) on its lower end surface, a first sealing sleeve (4) is arranged inside the first arc-shaped tube groove (3), the first sealing sleeve (4) is fixedly connected to the first clamping seat (1), and a port of the first sealing sleeve (4) extends to the outside of the first clamping seat (1); the second clamping seat (2) has a second arc-shaped tube groove (5) on its upper end surface, a second sealing sleeve (6) is arranged inside the second arc-shaped tube groove (5), the second sealing sleeve (6) is fixedly connected to the second clamping seat (2), and a port of the second sealing sleeve (6) extends to the outside of the second clamping seat (2).

2. A pipeline repair device according to claim 1, characterized in that: The fastening device comprises a bolt seat A (7) and a bolt seat B (9), wherein the bolt seat A (7) is fixedly connected to both sides of the first clamping seat (1), and the bolt seat B (9) is fixedly connected to both sides of the second clamping seat (2), and the bolt seat A (7) is equipped with a fixing bolt (8), and the fixing bolt (8) is threadedly connected to a threaded hole (10) provided on the bolt seat B (9), and a nut (15) for fixing the fixing bolt (8) is provided at the lower end of the bolt seat B (9).

3. A pipeline repair device according to claim 1, characterized in that: The first arc-shaped tube groove (3) and the second arc-shaped tube groove (5) are three-way tube grooves adapted to a three-way pipe.

4. A pipeline repair device according to claim 1, characterized in that: The first arc-shaped tube groove (3) and the second arc-shaped tube groove (5) are straight tube grooves adapted to a straight tube.

5. A pipeline repair device according to claim 1, characterized in that: The outer side wall of the port of the first sealing sleeve (4) is provided with a binding groove A (13), and the outer side wall of the port of the second sealing sleeve (6) is provided with a binding groove B (14).

6. A pipeline repair device according to claim 1, characterized in that: A handle bracket is provided at the upper end of the first card seat (1) and the lower end of the second card seat (2), and the handle bracket comprises a handle frame (16). The two handle frames (16) are respectively fixedly connected to the first card seat (1) and the second card seat (2). A handle (17) is provided on the inner side of the handle frame (16), and both ends of the handle (17) are rotatably connected to the handle frame (16).

7. A pipeline repair device according to claim 1, characterized in that: Buckle grooves (18) are provided at the upper end of the first card seat (1), the lower end of the second card seat (2), the front face of the first card seat (1) and the front face of the second card seat (2).

Images