CN219841143U - Pipeline jacking device - Google Patents

Abstract

The utility model discloses a pipeline jacking device, which relates to the technical field of pipeline construction and comprises a construction platform, a jacking device, a first connecting piece and a second connecting piece, wherein the construction platform comprises a pipeline guiding plane and a fixing plane, a guide groove is formed in the pipeline guiding plane, the first connecting piece comprises a first body and an extension part, the extension part is fixedly arranged on one side of the first body, the outer diameter of the extension part is identical to the inner diameter of a pipeline, the outer diameter of the first body is larger than the inner diameter of the pipeline, the second connecting piece comprises a second body, the jacking device is fixedly arranged on the fixing plane, an output piece of the jacking device is fixedly connected with the second body, and the output piece of the jacking device can push the second body to move in the guide groove. The extension part is inserted and fixed at the end part of the pipeline, so that the end part of the pipeline is uniformly stressed in the circumferential direction, the pushing force of the jacking device sequentially pushes the second body and the first body and is transmitted to the pipeline, the pipeline can stably move forwards along the guide groove, and the axial deviation of the pipeline is reduced.

Description

Pipeline jacking device

Technical Field

The utility model relates to the technical field of pipeline construction, in particular to a pipeline jacking device.

Background

The pipe jacking construction is a non-excavation construction method, and is a pipeline buried construction technology with no excavation or little excavation. The pipe jacking construction is to overcome the friction force between the pipeline and the surrounding soil by means of the jacking equipment in the working pit, jack the pipeline into the soil according to the designed gradient and transport away the earth. After one pipe is pushed into the soil layer, a second pipe is pushed into the soil layer. The distance is that the tool pipe or the heading machine is pushed from the working pit to the receiving pit through the soil layer by means of the thrust of the main top oil cylinder, the pipeline, the relay and the like. The pipeline is buried between two pits after following the tool pipe or the heading machine.

The existing push pipe jacking device, such as CN 204213469U-a push pipe device, comprises a jack, a jack support, a sliding rail and a push pipe drill bit, wherein the jack is arranged on the jack support, the push pipe drill bit is arranged on the sliding rail, a telescopic rod of the jack faces a pipeline, the pipeline end is connected with the push pipe drill bit, and an annular backrest and a semicircular top plate for extending the stroke of the jack are arranged between the jack and the pipeline. The arrangement of the semicircular top plate enables the stress of the pipeline to be uneven, so that deviation is generated in the axial jacking process of the pipeline, and when the pipeline is added and placed, the annular backrest and the semicircular top plate are required to be frequently disassembled and assembled, so that the working efficiency of the pipeline is low.

Disclosure of Invention

The utility model aims to provide a pipeline jacking device which solves the problems in the prior art, ensures that the pipeline is uniformly stressed, reduces the axial deviation of the pipeline and improves the working efficiency.

In order to achieve the above object, the present utility model provides the following solutions:

the utility model provides a pipeline jacking device which comprises a construction platform, a jacking device, a first connecting piece and a second connecting piece, wherein the construction platform comprises a pipeline guiding plane and a fixing plane, a guide groove for guiding a pipeline is formed in the pipeline guiding plane along the pipeline jacking direction, the first connecting piece comprises a first body and an extension part, the extension part is fixedly arranged on one side of the first body, the outer diameter of the extension part is identical to the inner diameter of the pipeline, the outer diameter of the first body is larger than the inner diameter of the pipeline, the second connecting piece comprises a second body, one side of the second body and one side of the first body, which is far away from the extension part, can be detachably connected together, the jacking device is fixedly arranged on the fixing plane, an output piece of the jacking device is fixedly connected with one side of the second body, which is far away from the first body, and the output piece of the jacking device can push the second body to move in the guide groove along the pipeline jacking direction.

Preferably, the first body is kept away from the fixed annular plate that is provided with in one side of extension, the annular plate is followed first body axis direction extends, just offer at least one draw-in groove on the annular plate, the second body is kept away from the fixed at least one cardboard that is provided with in one side of jack, each cardboard is close to the part of annular plate can the joint respectively fix in one in the draw-in groove.

Preferably, the jack comprises a plurality of jacks, each jack is fixedly arranged on the fixing plane, and output pieces of each jack are uniformly distributed and abutted to one side, far away from the first body, of the second body.

Preferably, two i-shaped guide rails are arranged on the pipeline guiding plane, each i-shaped guide rail is arranged in parallel, a guide groove is formed between the two i-shaped guide rails, and the distance between the two i-shaped guide rails can ensure that the pipeline moves in the pipeline jacking direction and the bottommost part of the pipeline is not contacted with the pipeline guiding plane.

Preferably, the conduit introduction plane is perpendicular to the fixation plane.

Preferably, the outer diameters of the first body and the second body are the same as the outer diameter of the pipe, and the first body and the second body remain to move in the guide groove.

Preferably, the extension part is an extension pipe, and the positions, which are contacted with the inner wall of the pipeline, on the extension pipe are coated with lubricant.

Preferably, the second body is provided with a plurality of threaded holes, each clamping plate is provided with at least one mounting hole, and each bolt penetrates through one mounting hole to be in threaded connection with one threaded hole so as to realize the fixed connection between the clamping plate and the second body.

Preferably, the annular plate is octagon, a draw-in groove has been seted up respectively to each limit of annular plate, the second body is close to one side circumference of first body and each the draw-in groove corresponds the position all fixedly provided with one the cardboard, each the cardboard is including base, extension board and the joint board of fixed connection in proper order, the base with second body fixed connection, the shape of joint board with the shape of draw-in groove is the same just the joint board is used for the joint to be fixed in one in the draw-in groove.

Compared with the prior art, the utility model has the following technical effects:

according to the pipeline jacking device provided by the utility model, the extending part is inserted and fixed at the end part of the pipeline, so that the end part of the pipeline is uniformly stressed in the circumferential direction, and the first body and the second body are clamped and fixed, so that the pushing force of the jacking device sequentially pushes the second body and the first body and is transmitted to the pipeline, and under the condition that the pushing force direction is fixed, the pipeline can stably move forwards along the guide groove, and the axial deviation of the pipeline is reduced. And adopt can dismantle the mode between first connecting piece and the second connecting piece to be connected, it is when adding the pipeline of putting, only need the dismouting first connecting piece can, and the extension that sets up on the first connecting piece can be convenient for first connecting piece and the quick alignment of pipeline, improves work efficiency.

Further, the annular plate is adopted, the clamping groove is formed in the annular plate, the clamping plate on the second body is matched, the quick connection and disconnection between the first connecting piece and the second connecting piece are realized in a clamping and fixing mode, the connecting structure is simple, the quick connection and disconnection can be realized, and the work efficiency is high.

Furthermore, the jacking device adopts a plurality of jacks, and the jacks are uniformly distributed, so that the jacking thrust is uniformly applied and transmitted to the pipeline, and the pipeline is ensured to uniformly bear force and stably advance.

Furthermore, the guide groove is formed by adopting the two I-shaped guide rails, so that the structure is simple, and the guide groove is stable and reliable.

Further, the pipeline guide plane is perpendicular to the fixing plane, so that the moving direction of the output piece of the jacking device is the same as the axis direction of the pipeline, and stable jacking of the pipeline is ensured.

Further, the outer diameter of the first body and the outer diameter of the second body are identical to the outer diameter of the pipeline, so that when the jacking device pushes the first body and the second body to move, the axes of the first body, the second body and the pipeline are kept to coincide at any time, and the axial deviation of jacking of the pipeline is reduced.

Further, the extension portion adopts the tube structure, and its weight is little be convenient for remove, and with low costs, and the lubricant that scribbles can make things convenient for the release of extension tube and pipeline, improves work efficiency.

Furthermore, the screw holes and the mounting holes are matched with bolts for fixation, so that the connecting structure is simple and convenient to process and manufacture.

Further, the annular plate structure is adopted, fixation is realized through eight draw-in grooves and eight cardboard joints, the fixed structure is firm and reliable, stable connection between first connecting piece and the second connecting piece can be guaranteed, and the extension board that sets up can guarantee to have the clearance between annular plate and the second body to the cardboard of being convenient for damage need not that first connecting piece and second connecting piece wholly to throw off and can accomplish maintenance change.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of a pipe jacking device provided by the utility model;

fig. 2 is a schematic structural diagram of a first connector in the pipe jacking device provided by the utility model;

FIG. 3 is a schematic structural view of a clamping plate in the pipeline jacking device provided by the utility model;

fig. 4 is a schematic structural diagram of a second connector in the pipe jacking device provided by the utility model.

In the figure: 100-pipeline jacking device; 1-a construction platform; 11-pipe lead-in plane; 12-a fixed plane; 2-jack; 3-a first connector; 31-an extension; 32-a first body; 33-an annular plate; 34-a clamping groove; 4-a second connector; 41-a second body; 42-connecting columns; 43-threaded hole; 5-clamping plates; 51-a base; 52-extending plates; 53-a clamping plate; 54-mounting holes; 6-piping; 7-I-shaped guide rails.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model aims to provide a pipeline jacking device, which solves the problems in the prior art, ensures that the pipeline is uniformly stressed, reduces the axial deviation of the pipeline and improves the working efficiency.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Example 1

The embodiment provides a pipeline jacking device 100, as shown in fig. 1, including a construction platform 1, a jacking device 2, a first connecting piece 3 and a second connecting piece 4, the construction platform 1 includes pipeline guide plane 11 and fixed plane 12, be provided with the guide way that is used for pipeline 6 to lead along pipeline 6 jacking direction on the pipeline guide plane 11, first connecting piece 3 includes first body 32 and extension 31, the fixed setting of extension 31 is in one side of first body 32, the external diameter of extension 31 is the same with the internal diameter of pipeline 6, the external diameter of first body 32 is greater than the internal diameter of pipeline 6, the second connecting piece 4 includes second body 41, one side of second body 41 and one side of first body 32 keep away from extension 31 can be dismantled and link together, jacking device 2 is fixed to be set up on fixed plane 12, the output piece of jacking device 2 and one side fixed connection that second body 41 kept away from first body 32, and the output piece of jacking device 2 can promote second body 41 and make it follow pipeline 6 jacking direction and remove in the guide way. The extending part 31 is inserted and fixed at the end part of the pipeline 6, so that the end part of the pipeline 6 is uniformly stressed in the circumferential direction, and the first body 32 and the second body 41 are clamped and fixed, so that the pushing force of the jacking device 2 sequentially pushes the second body 41 and the first body 32 and is transmitted to the pipeline 6, and the pipeline 6 can stably move forwards along the guide groove under the condition of fixed pushing force direction, thereby reducing the axial deviation of the pipeline 6. And adopt can dismantle the mode between first connecting piece 3 and the second connecting piece 4 to connect, it is when adding and putting pipeline 6, only need dismouting first connecting piece 3 can, and the extension 31 that sets up on the first connecting piece 3 can be convenient for first connecting piece 3 and pipeline 6's quick alignment, improves work efficiency.

Specifically, the outer wall of the extension 31 is attached to the inner wall of the pipe 6 to assist in stabilizing the pipe 6 in the axial direction.

Specifically, the pipe introduction plane 11 is adjusted in advance to be consistent with the axial direction of the tunnel into which the pipe 6 extends.

Specifically, the construction platform 1 is fixedly disposed in the working well, and the inclination angle of the pipe guiding plane 11 is parallel to the designed gradient.

Specifically, the second body 41 and the output member of the jack 2 may not be fixedly connected, and the output member of the jack 2 may directly abut against the second body 41.

Specifically, a connecting column 42 is fixedly disposed on a side of the second body 41 near the jack 2, the connecting column 42 and the second body 41 are integrally formed, the connecting column 42 coincides with the axis of the second body 41, and the outer diameter of the connecting column 42 is smaller than the outer diameter of the second body 41.

Specifically, the first body 32 and the second body 41 are circular plates.

In the alternative of this embodiment, as shown in fig. 1 to 4, preferably, an annular plate 33 is fixedly disposed on one side of the first body 32 away from the extension portion 31, the annular plate 33 extends along the axial direction of the first body 32, at least one clamping groove 34 is formed in the annular plate 33, at least one clamping plate 5 is fixedly disposed on one side of the second body 41 away from the jack 2, and portions of each clamping plate 5, which are close to the annular plate 33, can be respectively clamped and fixed in one clamping groove 34. The annular plate 33 is adopted, the clamping groove 34 is formed in the annular plate 33, the clamping plate 5 on the second body 41 is matched, the quick connection and disconnection between the first connecting piece 3 and the second connecting piece 4 are realized in a clamping and fixing mode, the connecting structure is simple, and the quick connection and disconnection device can be quickly installed and detached, so that the work efficiency is high.

In an alternative of this embodiment, as shown in fig. 1, preferably, the jack 2 includes a plurality of jacks, each of which is fixedly disposed on the fixing plane 12, and output members of each of which are uniformly distributed and abutted against a side of the second body 41 away from the first body 32. The jacking device 2 adopts a plurality of jacks, and the jacks are uniformly distributed, so that the jacking thrust is uniformly applied and transmitted to the pipeline 6, and the pipeline 6 is ensured to uniformly bear force and stably advance.

In the alternative of this embodiment, as shown in fig. 1, preferably, two i-shaped guide rails 7 are disposed on the pipe guiding plane 11, each i-shaped guide rail 7 is disposed in parallel, a guide groove is formed between the two i-shaped guide rails 7, and the distance between the two i-shaped guide rails 7 can ensure the movement of the pipe 6 in the jacking direction of the pipe 6 and can prevent the bottommost part of the pipe 6 from contacting with the pipe guiding plane 11. The guide groove is formed by adopting the two I-shaped guide rails 7, and the structure is simple, stable and reliable.

Specifically, the contact position of the I-shaped guide rail 7 and the pipeline 6 is subjected to surface smoothing treatment, so that the jacking process of the pipeline 6 is smoother.

Specifically, the pipeline guide plane 11 and the I-shaped guide rail 7 are arranged at the same height, so that the elevation of the pipeline 6 is consistent with that of the excavated hole, and the I-shaped guide rail 7 can also limit the lateral positioning of the pipeline 6 to a certain extent.

In the alternative of this embodiment, it is preferable that the pipe introduction plane 11 and the fixing plane 12 are perpendicular as shown in fig. 1. The pipe guiding plane 11 is perpendicular to the fixing plane 12, so that the moving direction of the output piece of the jacking device 2 is the same as the axis direction of the pipe 6, and stable jacking of the pipe 6 is ensured.

In the alternative of this embodiment, it is preferable that the outer diameters of the first body 32 and the second body 41 are the same as the outer diameter of the pipe 6, and the first body 32 and the second body 41 remain to move in the guide groove, as shown in fig. 1. The outer diameters of the first body 32 and the second body 41 and the outer diameter of the pipeline 6 are set to be the same, so that when the jacking device 2 pushes the first body 32 and the second body 41 to move, the axes of the first body 32, the second body 41 and the pipeline 6 can be kept coincident at all times, and the axial deviation of jacking of the pipeline 6 is reduced.

In the alternative of this embodiment, it is preferable that the extension 31 is a protruding tube, and the positions of the protruding tube contacting the inner wall of the pipe 6 are coated with lubricant, as shown in fig. 2. The extension 31 adopts a pipe structure, the weight is small, the movement is convenient, the cost is low, and the lubricant coated on the extension can facilitate the disconnection of the extension pipe and the pipeline 6, thereby improving the working efficiency.

In the alternative of this embodiment, as shown in fig. 4, preferably, the second body 41 is provided with a plurality of threaded holes 43, each clamping plate 5 is provided with at least one mounting hole 54, and each bolt passes through one mounting hole 54 to be in threaded connection with one threaded hole 43 so as to realize the fixed connection between the clamping plate 5 and the second body 41. The threaded holes 43 and the mounting holes 54 are matched with bolts for fixation, so that the connecting structure is simple and convenient to process and manufacture.

In an alternative scheme of this embodiment, as shown in fig. 2 to 4, preferably, the annular plate 33 is octagonal, each side of the annular plate 33 is provided with a clamping groove 34, an included angle between a central symmetry plane of the clamping groove 34 and a side surface of the first body 32, which is close to one side of the clamping groove 34, is 45 degrees, a structural shape of the clamping plate 53 corresponds to the clamping groove 34, one side of the second body 41, which is close to the first body 32, is circumferentially provided with a clamping plate 5 corresponding to each clamping groove 34, each clamping plate 5 comprises a base 51, an extension plate 52 and a clamping plate 53 which are sequentially and fixedly connected, the base 51 is fixedly connected with the second body 41, and the shape of the clamping plate 53 is the same as that of the clamping groove 34 and the clamping plate 53 is used for being clamped and fixed in one clamping groove 34. Adopt annular plate 33 structure, realize fixing through eight draw-in grooves 34 and eight cardboard 5 joint, its fixed knot constructs firmly reliably, can guarantee the stable connection between first connecting piece 3 and the second connecting piece 4, and the extension board 52 that sets up can guarantee to have the clearance between annular plate 33 and the second body 41 to the cardboard 5 of being convenient for damage need not first connecting piece 3 and the whole throw-off of second connecting piece 4 can accomplish the maintenance and change.

Specifically, the base 51 of the clamping plate 5 and the second body 41 may be fixedly connected by forming through holes in the base 51 and the second body 41, and a bolt sequentially passes through one through hole in the base 51 and a portion extending out of one through hole in the second body 41 and is in threaded connection with a nut.

Specifically, all parts except the construction platform 1 are made of high-strength steel materials, so that large plastic deformation in the construction process is avoided, and the construction process is prevented from being influenced.

The utility model has been described with particular reference to specific examples which are provided to facilitate an understanding of the method and core ideas of the utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.

Claims (9)

1. The utility model provides a pipeline jacking device which characterized in that: comprises a construction platform, a jacking device, a first connecting piece and a second connecting piece, wherein the construction platform comprises a pipeline guiding plane and a fixing plane, a guide groove for guiding a pipeline is arranged on the pipeline guiding plane along the jacking direction of the pipeline,

the first connecting piece includes first body and extension, the fixed setting of extension is in one side of first body, the external diameter of extension is the same with the internal diameter of pipeline, the external diameter of first body is greater than the internal diameter of pipeline, the second connecting piece includes the second body, one side of second body with first body is kept away from one side of extension can detachably link together, the jack-in ware is fixed to be set up on the fixed plane, the output of jack-in ware with one side fixed connection of first body is kept away from to the second body, just the output of jack-in ware can promote the second body makes it follow pipeline jack-in direction removal in the guide way.

2. The pipe jacking device of claim 1, wherein: the utility model discloses a jack, including extension, annular plate, second body, jack, annular plate, extension, first body is kept away from the fixed annular plate that is provided with in one side of extension, the annular plate is followed first body axis direction extends, just at least one draw-in groove has been seted up on the annular plate, the second body is kept away from one side of jack is fixed and is provided with at least one cardboard, each the cardboard is close to the part of annular plate can the joint respectively fix in one in the draw-in groove.

3. The pipe jacking device of claim 1, wherein: the jack comprises a plurality of jacks, the jacks are fixedly arranged on the fixing plane, and output pieces of the jacks are uniformly distributed and abutted to one side, far away from the first body, of the second body.

4. The pipe jacking device of claim 1, wherein: the pipeline guiding plane is provided with two I-shaped guide rails, each I-shaped guide rail is arranged in parallel, a guiding groove is formed between the two I-shaped guide rails, the distance between the two I-shaped guide rails can ensure that the pipeline moves in the pipeline jacking direction, and the bottommost part of the pipeline is not contacted with the pipeline guiding plane.

5. The pipe jacking device of claim 1, wherein: the pipe lead-in plane is perpendicular to the fixing plane.

6. The pipe jacking device of claim 1, wherein: the outer diameters of the first body and the second body are the same as the outer diameter of the pipeline, and the first body and the second body keep moving in the guide groove.

7. The pipe jacking device of claim 1, wherein: the extension part is an extension pipe, and the positions, which are contacted with the inner wall of the pipeline, on the extension pipe are coated with lubricant.

8. The pipe jacking device as claimed in claim 2, wherein: the second body is provided with a plurality of threaded holes, each clamping plate is provided with at least one mounting hole, and each bolt penetrates through one mounting hole to be in threaded connection with one threaded hole so as to realize the fixed connection between the clamping plate and the second body.

9. The pipe jacking device as claimed in claim 2, wherein: the annular plate is octagon, a draw-in groove has been seted up respectively to each limit of annular plate, the second body is close to one side circumference of first body with each the draw-in groove corresponds the position all fixedly provided with one the cardboard, each the cardboard is including base, extension board and the joint board of fixed connection in proper order, the base with second body fixed connection, the shape of joint board with the shape of draw-in groove is the same just the joint board is used for the joint to be fixed in one in the draw-in groove.