Special tool for pipe replacement and first-aid repair of oil and gas pipeline in culvert

Abstract

The utility model relates to a special tool for pipe replacement and first-aid repair of an oil and gas pipeline in a culvert, which comprises a pipe holding trolley and a fixed tray, the pipe holding trolley is used for holding the pipeline, and the fixed tray is used for supporting the pipeline. The device has the beneficial effects that the structure is simple, the design is reasonable, the fixed tray and the rotary tray are combined with the pipe holding trolley, a damaged pipeline in a culvert is arranged on the tray, and after the pipe is broken outside the culvert, the damaged pipeline is adjusted by a certain inclined angle by utilizing the rotary tray and is pulled out through a winch or other dragging equipment, so that the damage is avoided. By the adoption of the same mode, a new pipeline can be conveyed into the box culvert and assembled and welded outside the culvert, and pipe replacement operation is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of emergency repair of oil and gas pipelines, in particular to a special tool for emergency repair of pipe replacement of oil and gas pipelines in culverts. Background Art

[0002] When an emergency occurs in a pipeline in a culvert and emergency repair is required, the pipeline cannot be directly welded inside due to the small space in the culvert, and the damaged pipeline cannot be excavated and lifted away by conventional means. The conventional method is to excavate the entire culvert, which is time-consuming and labor-intensive. The excavation and repair process has a great impact on the environment and emergency response cannot be carried out in the first time. Utility Model Content

[0003] The utility model provides a special tool for pipe replacement and emergency repair of oil and gas pipelines in culverts, aiming to solve the problems in the prior art.

[0004] The technical solution of the utility model to solve the above technical problems is as follows:

[0005] A special tool for emergency repair of pipe replacement of oil and gas pipelines in culverts comprises a pipe holding trolley and a fixed tray, wherein the pipe holding trolley is used for holding the pipeline, and the fixed tray is used for supporting the pipeline.

[0006] The beneficial effect of the utility model is that during use, the pipe is held by the pipe holding trolley, and the pipe is supported by a fixed tray, and a winch or other towing equipment is used to pull the pipe, so as to carry out emergency repair work on the culvert pipe, and the operation is convenient.

[0007] The utility model has a simple structure and a reasonable design. A fixed tray and a pipe holding trolley are combined to place the damaged pipe in the culvert on the tray. After the pipe is cut outside the culvert, it is pulled out by a winch or other towing equipment. In the same way, a new pipe can be transported into the box culvert, assembled and welded outside the culvert to complete the pipe replacement operation.

[0008] On the basis of the above technical solution, the present invention can also be improved as follows.

[0009] Furthermore, the pipe holding trolley includes a base and a clamping ring, and a plurality of running wheels are evenly and rotatably installed on the bottom of the base; the clamping ring is installed on the base and is used to hold the pipe.

[0010] The beneficial effects of adopting the above further solution are simple structure and reasonable design. The pipe is embraced by the clamping ring, and the clamping ring and the pipe are supported by the base to facilitate the movement of the pipe.

[0011] Furthermore, the clamping ring includes two semicircular ring bodies, one of which is fixedly mounted on the base; the other semicircular ring body is located above one of the semicircular ring bodies, one end of which is rotatably connected to one end of one of the semicircular ring bodies, and the other end is detachably connected to the other end of one of the semicircular ring bodies.

[0012] The beneficial effect of adopting the above further solution is that the structure is simple, and the clamping ring adopts a structure of two semicircular ring bodies, which can realize rapid clamping of the pipeline, is easy to operate, and saves time and effort.

[0013] Furthermore, the fixed tray comprises a tray body, and the tray body is used to support the pipeline.

[0014] The beneficial effects of adopting the above further solution are simple structure, reasonable design, and utilizing the tray body to support the pipeline, thereby facilitating the movement of the pipeline.

[0015] Furthermore, two support seats are relatively fixedly installed on the tray body, and the upper sides of the two support seats are respectively in a relatively inclined slope structure.

[0016] The beneficial effects of adopting the above further scheme are simple structure and reasonable design. The pipeline is supported by two support seats, and the upper sides of the two support seats are relatively inclined slope structures, which are adapted to the shape of the pipeline, further increasing the stability of the pipeline support.

[0017] Furthermore, a plurality of pairs of guide wheels are mounted on the upper sides of the two support seats so as to rotate relative to each other.

[0018] The beneficial effects of adopting the above further solution are simple structure, reasonable design, and using multiple pairs of guide wheels to convert the sliding friction between the pipeline and the two support seats into rolling friction, thereby reducing wear.

[0019] Furthermore, it also includes a rotating tray, which is used to support the pipeline.

[0020] The beneficial effect of adopting the above further solution is that during use, the pipe is held by the pipe holding trolley, and the fixed tray and / or the rotating tray are used to support the pipe. The rotating tray can adjust the angle of the pipe according to the needs, and cooperate with the winch or other towing equipment to pull the pipe, so as to carry out the emergency repair of the culvert pipe, and the operation is convenient;

[0021] In addition, the scheme has a simple structure and reasonable design. It adopts a combination of a fixed pallet and a pipe-holding trolley. The damaged pipe in the culvert is placed on the pallet. After the pipe is cut outside the culvert, the damaged pipe is adjusted to a certain oblique angle using a rotating pallet and pulled out by a winch or other towing equipment. In the same way, the new pipe can be transported into the box culvert and assembled and welded outside the culvert to complete the pipe replacement operation.

[0022] Furthermore, the rotating tray includes a base body and a rotating disk, and the rotating disk is horizontally rotatably mounted on the base body.

[0023] The beneficial effects of adopting the above further solution are simple structure, reasonable design, using the seat body and the rotating disk to support the pipeline, and using the rotating disk to adjust the angle of the pipeline, making the operation more convenient.

[0024] Furthermore, two brackets are relatively fixedly mounted on the rotating disk, and the upper sides of the two brackets are respectively in a relatively inclined slope-shaped structure.

[0025] The beneficial effects of adopting the above further scheme are simple structure and reasonable design. The pipeline is supported by two brackets, and the upper sides of the two brackets are relatively inclined slope structures, which are adapted to the shape of the pipeline, further increasing the stability of the pipeline support.

[0026] Furthermore, a plurality of pairs of rollers are mounted on the upper sides of the two brackets so as to rotate relative to each other.

[0027] The beneficial effects of adopting the above further solution are simple structure, reasonable design, and using multiple pairs of rollers to convert the sliding friction between the pipeline and the two brackets into rolling friction, thereby reducing wear. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a three-dimensional structural schematic diagram of the pipe holding trolley in the utility model;

[0029] Figure 2 This is a front view of the pipe holding trolley in the utility model;

[0030] Figure 3 This is a left view of the pipe holding trolley in the utility model;

[0031] Figure 4 This is a right side view of the pipe holding trolley in the utility model;

[0032] Figure 5 This is a bottom view of the pipe holding trolley in the utility model;

[0033] Figure 6 This is a top view of the pipe holding trolley in the utility model;

[0034] Figure 7 This is a schematic diagram of the structure of the fixed tray in the utility model;

[0035] Figure 8 It is a structural schematic diagram of the rotating tray in the utility model.

[0036] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0037] 1. Pipe holding trolley; 2. Fixed pallet; 3. Rotating pallet; 4. Base; 5. Semicircular ring; 6. Pallet body; 7. Support seat; 8. Guide wheel; 9. Seat body; 10. Rotating disk; 11. Support seat; 12. Roller; 13. Pipe. DETAILED DESCRIPTION

[0038] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0039] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model 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 utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0040] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0041] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0042] Example 1

[0043] like Figures 1 to 8 As shown, this embodiment provides a special tool for pipe replacement and emergency repair of oil and gas pipelines in culverts, including a pipe holding trolley 1 and a fixed tray 2, wherein the pipe holding trolley 1 is used to hold the pipeline 13, and the fixed tray 2 is used to support the pipeline 13.

[0044] During use, the pipe holding trolley 1 is used to hold the pipe 13, and the fixed tray 2 is used to support the pipe 13, and a winch or other towing equipment is used to pull the pipe 13, so as to carry out emergency repair work on the culvert pipe 13, and the operation is convenient.

[0045] This embodiment has a simple structure and a reasonable design. A fixed tray 2 is combined with a pipe holding trolley 1. The damaged pipe 13 in the culvert is placed on the tray. After the pipe is cut outside the culvert, it is pulled out by a winch or other towing equipment. In the same way, a new pipe can be transported into the box culvert, assembled and welded outside the culvert to complete the pipe replacement operation.

[0046] Example 2

[0047] On the basis of Example 1, in this embodiment, the pipe holding trolley 1 includes a base 4 and a clamping ring, and a plurality of running wheels are evenly and rotatably installed on the bottom of the base 4; the clamping ring is installed on the base 4 and is used to hold the pipe 13.

[0048] This solution has a simple structure and a reasonable design. The pipe 13 is held by the holding ring, and the holding ring and the pipe 13 are supported by the base 4 to facilitate the movement of the pipe 13.

[0049] Preferably, in this embodiment, the seat body 4 is preferably a rectangular block structure.

[0050] Example 3

[0051] Based on Example 2, in this embodiment, the clamping ring includes two semicircular ring bodies 5, one of which is fixedly mounted on the base 4; the other semicircular ring body 5 is located above one of the semicircular ring bodies 5, one end of which is rotatably connected to one end of one of the semicircular ring bodies 5, and the other end is detachably connected to the other end of one of the semicircular ring bodies 5.

[0052] This solution has a simple structure. The clamping ring adopts a structure of two semicircular ring bodies 5, which can realize rapid clamping of the pipe 13, is easy to operate, and saves time and effort.

[0053] Preferably, in this embodiment, one ends of the two semicircular ring bodies 5 are rotatably connected via a rotating shaft, and the other ends thereof can be detachably connected in a manner that can be thought of by a person skilled in the art, for example, the other ends of the two semicircular ring bodies 5 are connected by bolts.

[0054] Example 4

[0055] On the basis of the above embodiments, in this embodiment, the fixed tray 2 includes a tray body 6 , and the tray body 6 is used to support the pipeline 13 .

[0056] This solution has a simple structure and a reasonable design, and utilizes the tray body to support the pipeline 13, making it easy to move the pipeline 13.

[0057] Preferably, in this embodiment, the tray body 6 comprises an upper plate and a lower plate, and the upper plate is horizontally fixedly installed above the lower plate, and is fixedly connected to the lower plate via a plurality of columns.

[0058] In addition, the above-mentioned lower plate and / or upper plate are preferably rectangular plates.

[0059] Moreover, the number of the above-mentioned columns is preferably four, and the four columns are respectively distributed at the four corners of the upper plate and the lower plate.

[0060] Example 5

[0061] On the basis of Embodiment 4, in this embodiment, two support seats 7 are relatively fixedly mounted on the tray body 6, and the upper sides of the two support seats 7 are respectively in a relatively inclined slope-shaped structure.

[0062] This solution has a simple structure and a reasonable design. The two support seats 7 are used to support the pipeline 13, and the upper sides of the two support seats 7 are relatively inclined slope structures, which are adapted to the shape of the pipeline 13, further increasing the stability of the support of the pipeline 13.

[0063] Preferably, in this embodiment, the two support seats 7 are preferably respectively long strip block structures, which extend along the axial direction of the pipe 13 respectively.

[0064] In addition, the upper sides of the two support seats 7 are inclined and extend relative to each other, and the lower sides thereof are close to each other.

[0065] Example 6

[0066] On the basis of Example 5, in this embodiment, a plurality of pairs of guide wheels 8 are mounted on the upper sides of the two support seats 7 so as to rotate relative to each other.

[0067] This solution has a simple structure and a reasonable design. It uses multiple pairs of guide wheels 8 to convert the sliding friction between the pipeline 13 and the two support seats 7 into rolling friction, thereby reducing wear.

[0068] Preferably, in this embodiment, the guide wheels 8 are preferably three pairs, and the three pairs of guide wheels 8 are respectively distributed at both ends and the middle of the two support seats 7 .

[0069] Example 7

[0070] On the basis of the above embodiments, this embodiment further includes a rotating tray 3 , and the rotating tray 3 is used to support the pipe 13 .

[0071] During use, the pipe holding trolley 1 is used to hold the pipe 13, and the fixed tray 2 and / or the rotating tray 3 are used to support the pipe 13. The rotating tray 3 can adjust the angle of the pipe 13 according to needs, and cooperate with a winch or other towing equipment to pull the pipe 13, so as to carry out emergency repair work on the culvert pipe 13, and the operation is convenient;

[0072] In addition, the solution has a simple structure and a reasonable design. A fixed pallet 2 is combined with a pipe-holding trolley 1. The damaged pipe 13 in the culvert is placed on the pallet. After the pipe is cut outside the culvert, the damaged pipe 13 is adjusted to a certain oblique angle by using a rotating pallet 3 and pulled out by a winch or other towing equipment. In the same way, a new pipe 13 can be transported into the box culvert, assembled and welded outside the culvert to complete the pipe replacement operation.

[0073] Based on the above scheme, the above-mentioned rotating pallet 3 can be cooperated with the pipe holding trolley 1 alone, or it can be cooperated with the pipe holding trolley 1 together with the fixed pallet 2. When the angle of the pipe 13 needs to be adjusted, the fixed pallet 2 can be withdrawn in advance, and the fixed pallet 2 can be restored to the initial position after the angle adjustment of the pipe 13 is completed.

[0074] Example 8

[0075] On the basis of Example 7, in this embodiment, the rotating tray 3 includes a base body 9 and a rotating disk 10 , and the rotating disk 10 is horizontally rotatably mounted on the base body 9 .

[0076] This solution has a simple structure and a reasonable design. The base 9 and the rotating disk 10 are used to support the pipeline 13. The rotating disk 10 can be used to adjust the angle of the pipeline 13, making the operation more convenient.

[0077] Preferably, in this embodiment, the seat body 9 comprises an upper plate and a lower plate, the upper plate is horizontally fixedly installed above the lower plate, and is fixedly connected to the lower plate via a plurality of columns.

[0078] In addition, the above-mentioned lower plate and / or upper plate are preferably rectangular plates.

[0079] Moreover, the number of the above-mentioned columns is preferably four, and the four columns are respectively distributed at the four corners of the upper plate and the lower plate.

[0080] Preferably, in this embodiment, the center of the rotating disk 10 is rotatably connected to the center of the upper plate via a rotating shaft. When the angle of the pipeline 13 needs to be adjusted, the pipeline 13 can be rotated manually or with corresponding equipment.

[0081] Example 9

[0082] On the basis of Example 8, in this embodiment, two brackets 11 are relatively fixedly installed on the rotating disk 10, and the upper sides of the two brackets 11 are respectively in relatively inclined slope structures.

[0083] This solution has a simple structure and a reasonable design. Two brackets 11 are used to support the pipe 13, and the upper sides of the two brackets 11 are relatively inclined slope structures, which are adapted to the shape of the pipe 13, further increasing the stability of the pipe 13 support.

[0084] Preferably, in this embodiment, the two brackets 11 are preferably respectively long strip block structures, which extend along the axial direction of the pipe 13 respectively.

[0085] In addition, the upper sides of the two brackets 11 extend obliquely relative to each other, and the lower sides thereof are close to each other.

[0086] Example 10

[0087] On the basis of Example 9, in this embodiment, a plurality of pairs of rollers 12 are mounted on the upper sides of the two brackets 11 so as to rotate relative to each other.

[0088] The solution has a simple structure and a reasonable design. It uses multiple pairs of rollers 12 to convert the sliding friction between the pipe 13 and the two brackets into rolling friction, thereby reducing wear.

[0089] Preferably, in this embodiment, the rollers 12 are preferably three pairs, and the three pairs of rollers 12 are respectively distributed at both ends and the middle of the two brackets 11 .

[0090] The working principle of the utility model is as follows:

[0091] During use, the pipe holding trolley 1 is used to hold the pipe 13, and the fixed tray 2 and / or the rotating tray 3 are used to support the pipe 13. The rotating tray 3 can adjust the angle of the pipe 13 according to needs, and cooperate with a winch or other towing equipment to pull the pipe 13, so as to carry out emergency repair work on the culvert pipe 13, and the operation is convenient;

[0092] In addition, the solution has a simple structure and a reasonable design. A fixed pallet 2 is combined with a pipe-holding trolley 1. The damaged pipe 13 in the culvert is placed on the pallet. After the pipe is cut outside the culvert, the damaged pipe 13 is adjusted to a certain oblique angle by using a rotating pallet 3 and pulled out by a winch or other towing equipment. In the same way, a new pipe 13 can be transported into the box culvert, assembled and welded outside the culvert to complete the pipe replacement operation.

[0093] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0094] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

[0095] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A special tool for replacing pipes for emergency repair of oil and gas pipelines in culverts, characterized by: The invention comprises a pipe holding trolley (1) and a fixed pallet (2), wherein the pipe holding trolley (1) is used to hold a pipe (13), and the fixed pallet (2) is used to support the pipe (13); the pipe holding trolley (1) comprises a base (4) and a clamping ring, and a plurality of running wheels are evenly spaced and rotatably mounted on the bottom of the base (4); the clamping ring is mounted on the base (4) and is used to hold the pipe (13); the fixed pallet (2) comprises a pallet body (6), and the pallet body (6) is used to support the pipe (13).

2. The special tool for replacing pipes for emergency repair of oil and gas pipelines in culverts according to claim 1 is characterized by: The clamping ring comprises two semicircular ring bodies (5), one of which is fixedly mounted on the base (4); the other semicircular ring body (5) is located above one of the semicircular ring bodies (5), one end of which is rotatably connected to one end of one of the semicircular ring bodies (5), and the other end of which is detachably connected to the other end of one of the semicircular ring bodies (5).

3. The special tool for replacing and repairing oil and gas pipelines in culverts according to claim 1 is characterized in that: Two support seats (7) are relatively fixedly mounted on the tray body (6), and the upper sides of the two support seats (7) are respectively in a relatively inclined slope-shaped structure.

4. The special tool for emergency repair of oil and gas pipelines in culverts according to claim 3 is characterized by: A plurality of pairs of guide wheels (8) are mounted on the upper sides of the two support seats (7) so as to rotate relative to each other.

5. The special tool for replacing pipes for emergency repair of oil and gas pipelines in culverts according to any one of claims 1-2, characterized in that: It also comprises a rotating tray (3), wherein the rotating tray (3) is used to support the pipe (13).

6. The special tool for replacing pipes for emergency repair of oil and gas pipelines in culverts according to claim 5 is characterized in that: The rotating tray (3) comprises a base (9) and a rotating disk (10), and the rotating disk (10) is mounted on the base (9) in a horizontally rotatable manner.

7. The special tool for emergency repair of oil and gas pipelines in culverts according to claim 6 is characterized by: Two brackets (11) are relatively fixedly mounted on the rotating disk (10), and the upper sides of the two brackets (11) are respectively in a relatively inclined slope-shaped structure.

8. The special tool for replacing and repairing oil and gas pipelines in culverts according to claim 7 is characterized in that: A plurality of pairs of rollers (12) are mounted on the upper sides of the two brackets (11) so as to rotate relative to each other.

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