CN220470814U - Jacking pipe jacking auxiliary device - Google Patents
Jacking pipe jacking auxiliary device Download PDFInfo
- Publication number
- CN220470814U CN220470814U CN202322113887.2U CN202322113887U CN220470814U CN 220470814 U CN220470814 U CN 220470814U CN 202322113887 U CN202322113887 U CN 202322113887U CN 220470814 U CN220470814 U CN 220470814U
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- jacking
- frame
- pipe
- auxiliary device
- limiting
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- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000010276 construction Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model provides a jacking auxiliary device for a jacking pipe, which comprises the following components: the two ends of the frame in the length direction of the frame are correspondingly provided with driving wheels; the two limiting parts are respectively positioned above and below the frame, the frame is provided with a push rod which respectively drives the two limiting parts along the longitudinal direction, and one side of the limiting part away from the frame is an arc-shaped surface corresponding to the push rod. The frame is arranged, the frame can displace in the jacking pipe through the driving wheel, the limiting piece which is driven longitudinally is arranged on the frame, the adjacent jacking pipe splicing seams are tightly jacked through the two limiting pieces, so that the jacking pipes are positioned in the frame, the coaxiality of the two jacking pipes is guaranteed, jacking is assisted, jacking precision is improved, and jacking quality is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of pipe jacking operation, and particularly relates to a pipe jacking auxiliary device.
Background
The pipe-jacking construction is a construction method of an underground pipeline developed after the shield construction, which does not need to excavate a surface layer and can pass through roads, railways, rivers, ground buildings, underground structures, various underground pipelines and the like. The pipe jacking construction is to push the tool pipe or the heading machine from the working well to the receiving well through the soil layer by means of the thrust of the main top oil cylinder, the relay between the pipelines and the like.
In the pushing process of the jacking pipe, the multi-section jacking pipe can be limited by peripheral soil to keep linear jacking, but the periphery of the jacking pipe which is newly jacked in a working well is lack of soil limitation, unbalanced load can occur during pushing, dislocation of the jacking pipe is easy to occur, and thus jacking precision of the jacking pipe is low, and even the jacking pipe is damaged by serious people.
Accordingly, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a jacking auxiliary device for a jacking pipe.
In order to achieve the above object, the present utility model provides the following technical solutions:
a push pipe jacking auxiliary device, comprising:
the vehicle frame is provided with driving wheels at two ends in the length direction correspondingly;
the two limiting parts are respectively positioned above and below the frame, ejector rods for respectively driving the two limiting parts longitudinally are arranged on the frame, and one side, away from the frame, of the limiting part is an arc-shaped surface corresponding to the ejector tube.
Preferably, the frame comprises two longitudinal beams connected through a cross bar, two ends of the two longitudinal beams are bent downwards, and the tail ends of the bent parts are rotationally connected with driving wheels, so that the middle part of the frame forms an upward arch.
Preferably, fixing plates are arranged in the middle of the two longitudinal beams, and the upper surfaces and the lower surfaces of the fixing plates are correspondingly fixed with the ejector rods.
Preferably, the limiting piece is an arc-shaped plate, the outer diameter of the arc-shaped plate is matched with the inner diameter of the jacking pipe, and the arc angle corresponding to the arc-shaped plate is 45-120 degrees.
Preferably, the driving wheel is a hub motor, and the control switch is connected to the hub motor through a power line.
Preferably, the outer wall of the power line is attached with a steel strand.
Preferably, the arc-shaped surface of the limiting piece is provided with a rubber cushion layer.
Preferably, each limiting piece is driven by two ejector rods, and the two ejector rods corresponding to the same limiting piece are positioned on two sides of the frame.
Preferably, the ejector rods corresponding to the two limiting parts are mutually overlapped in the longitudinal projection.
The beneficial effects are that: the frame is arranged, the frame can displace in the jacking pipe through the driving wheel, the limiting piece which is driven longitudinally is arranged on the frame, the adjacent jacking pipe splicing seams are tightly jacked through the two limiting pieces, so that the jacking pipes are positioned in the frame, the coaxiality of the two jacking pipes is guaranteed, jacking is assisted, jacking precision is improved, and jacking quality is guaranteed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. Wherein:
FIG. 1 is a schematic diagram of an auxiliary device according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of an auxiliary device according to an embodiment of the utility model.
In the figure: 1. a longitudinal beam; 2. a driving wheel; 3. a stiffening beam; 4. a limiting piece; 5. a push rod; 6. a fixing plate; 7. a cross bar; 8. and (5) jacking pipes.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.
In the description of the present utility model, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, merely for convenience of description of the present utility model and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "coupled" and "connected" as used herein are to be construed broadly and may be, for example, fixedly coupled or detachably coupled; either directly or indirectly through intermediate components, the specific meaning of the terms being understood by those of ordinary skill in the art as the case may be.
The utility model will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
As shown in figures 1-2, a jacking auxiliary device comprises a frame and limiting parts 4, wherein the frame is a metal frame, driving wheels 2 are correspondingly arranged at two ends of the frame in the length direction, four driving wheels 2 are arranged at two sides of each end of the frame in the length direction, the frame is placed on the inner wall of a jacking pipe 8 through the driving wheels 2 and can move along the circumferential direction of the jacking pipe 8, the width of the frame is one half to two thirds of the inner diameter of the jacking pipe 8, the limiting parts 4 are respectively arranged above and below the frame, one side of the limiting parts 4, which is far away from the frame, is an arc-shaped surface corresponding to the jacking pipe 8, and the jacking rod 5 corresponding to the limiting parts 4 is arranged on the frame, so that the arc-shaped surface can be in concentric limiting by facing the pipe orifices of the two jacking pipes 8, and the arc-shaped surface can be abutted against the pipe orifice splice joint of the two jacking pipes 8, thereby ensuring jacking precision.
When the jacking device is used, after two jacking pipes 8 are jacked, an auxiliary device is placed in the newly jacked jacking pipe 8, the ejector rod 5 drives the limiting piece 4 to retract, a certain distance is reserved between the arc surface and the inner wall of the jacking pipe 8, the limiting piece 4 is enabled to move between the two jacking pipes 8 through the driving wheel 2, the two jacking pipes 8 are extended, the arc surface can be abutted against pipe orifice splice joints of the two jacking pipes 8, two sides of the arc surface of the limiting piece 4 are respectively abutted against the two jacking pipes 8, so that the two jacking pipes 8 are ensured to be kept concentrically distributed, and the two jacking pipes 8 are enabled to be accurately and accurately matched when jacking construction is carried out.
In an alternative embodiment, the frame comprises two longitudinal beams 1 connected by a cross bar 7, the cross bar and the longitudinal beams 1 are square steel or round steel, and the two ends of the two longitudinal beams 1 are bent downwards so that the middle part of the frame forms an upward arch.
The tail end of the bending part is rotationally connected with the driving wheel 2, after the driving wheel 2 is installed, the sum of the longitudinal length of the bending part and the radius of the driving wheel 2 is larger than the distance between the arc surface and the longitudinal beam 1 after the push rod 5 is retracted, so that the arc surface and the inner wall of the push rod 8 have a distance after the push rod 8 is retracted, the inner wall of the push rod 8 is prevented from being knocked in the moving process,
two ends of the non-bending parts of the two longitudinal beams 1 are correspondingly provided with cross bars 7, and the cross bars 7 and the longitudinal beams 1 are welded and fixed.
In this embodiment, the middle parts of the two stringers 1 are provided with fixing plates 6, and the fixing plates 6 are welded and fixed for connecting the jacking pipes 8, specifically, the jacking pipes 5 are correspondingly fixed on the upper surface and the lower surface of the fixing plates 6.
The top pipe 8 in the up-down direction has the same specification, so that jacking balance is guaranteed, when the push rod 5 in the up-down direction extends in actual use, when the two limiting pieces 4 jack the inner wall of the top pipe 8, the driving wheel 2 can leave the inner wall of the top pipe 8 under the action of the fixing plate 6, and the fixing plate 6 is located in the middle of the top pipe 8.
In this embodiment, the limiting member 4 is an arc-shaped plate, the arc-shaped plate is a metal plate, the thickness of the arc-shaped plate is a certain thickness, the inner wall of the arc-shaped plate is used for fixing the ejector rod 5 in a welding mode, the outer diameter of the arc-shaped plate is matched with the inner diameter of the jacking pipe 8, and the arc angle corresponding to the arc-shaped plate is 45-120 degrees, preferably 60 degrees.
In this embodiment, the ejector rod 5 is a hydraulic cylinder or an electromagnetic rod, preferably a hydraulic rod, which is connected to the hydraulic pump through a hydraulic pipe;
the hydraulic pump is correspondingly arranged on the frame or in the jacking pipe 8, and is correspondingly connected with a power supply. The power source may be a battery or an adapter connected to a 220v power source.
In an alternative embodiment, the driving wheel 2 is an in-wheel motor, to which the control switch is connected via a power cord. The frame can be controlled by a control switch to move to the gap of the jacking pipe 8 at the outer end of the jacking pipe 8.
The control switch is provided with an electromagnetic valve connected with a hydraulic pump, after the frame moves to a gap between the two jacking pipes 8, the jacking rod 5 is driven to jack up, after the limiting piece 4 jacks up the inner wall of the jacking pipe 8, the control switch is placed in the jacking pipe 8, jacking of the jacking pipe 8 is carried out through jacking equipment, and after jacking is completed, the control switch and the frame are taken out together.
If the hydraulic pump is not placed on the frame, the hydraulic pump is connected with the hydraulic cylinder through the hydraulic pipe, and after the limiting piece 4 is jacked up, the hydraulic pump is placed in the jacking pipe 8 so as not to influence jacking equipment to jack the jacking pipe 8.
If the hydraulic pump is fixedly connected with the frame, a stiffening beam 3 parallel to the longitudinal beam 1 is arranged at one end of the longitudinal beam 1, the end part of the stiffening beam 3 is connected with the longitudinal beam 1 through bending, so that a mounting station is formed, and a cross rod 7 is arranged between the two mounting stations, so that the hydraulic pump is placed.
In an alternative embodiment, the outer wall of the power line is attached with a steel strand, the steel strand is used for protecting the power line, the power source can be a storage battery, and after the limiting part 4 is jacked up, the storage battery is also placed in the jacking pipe 8 to be jacked up.
The outer wall of the steel strand wires can be provided with scale marks, and the specific position of the limiting part 4 can be judged through the scale marks.
The arc surface of the limiting piece 4 is provided with a rubber cushion layer, and the axial width of the limiting piece 4 on the jacking pipe 8 is 50-100cm, so that the limiting piece is ensured to have a larger contact area with the jacking pipe 8, and the jacking stability is ensured.
In an alternative embodiment, each limiting piece 4 is driven by two ejector rods 5, and the two ejector rods 5 corresponding to the same limiting piece 4 are positioned on two sides of the frame, so that the limiting capacity of the jacking pipe 8 is guaranteed, further, the ejector rods 5 corresponding to the two limiting pieces 4 are mutually overlapped on longitudinal projection, so that after the limiting pieces 4 press the inner wall of the jacking pipe 8 in the radial direction, the force of the ejector rods 5 is mutually conducted and cannot be applied to the frame, the frame does not need to have larger strength, only the weight of the ejector rods 5 and the limiting pieces 4 is needed, the production is simple, and the carrying operation is convenient.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.
Claims (9)
1. Push pipe jacking auxiliary device, characterized by, include:
the vehicle frame is provided with driving wheels at two ends in the length direction correspondingly;
the two limiting parts are respectively positioned above and below the frame, ejector rods for respectively driving the two limiting parts longitudinally are arranged on the frame, and one side, away from the frame, of the limiting part is an arc-shaped surface corresponding to the ejector tube.
2. The jacking-pipe jacking auxiliary device as claimed in claim 1, wherein the frame includes two longitudinal beams connected by a cross bar, both ends of the two longitudinal beams are bent downward, and ends of the bent portions are rotatably connected to driving wheels, so that the middle portion of the frame forms an upward arch.
3. The jacking-pipe jacking auxiliary device according to claim 2, wherein fixing plates are arranged in the middle of the two longitudinal beams, and the upper surfaces and the lower surfaces of the fixing plates are correspondingly fixed with the jacking rods.
4. The jacking auxiliary device for the jacking pipe according to claim 3, wherein the limiting piece is an arc-shaped plate, the outer diameter of the arc-shaped plate is matched with the inner diameter of the jacking pipe, and the arc angle corresponding to the arc-shaped plate is 45-120 degrees.
5. The jacking-tube jacking auxiliary device according to claim 1, wherein the driving wheel is a hub motor, and the control switch is connected to the hub motor through a power line.
6. The jacking auxiliary device as claimed in claim 5, wherein the outer wall of the power line is attached with steel strands.
7. The jacking-pipe jacking auxiliary device according to claim 1, wherein the arc-shaped surface of the limiting piece is provided with a rubber cushion layer.
8. The jacking auxiliary device for jacking pipes according to claim 1, wherein each limiting piece is driven by two ejector rods, and the two ejector rods corresponding to the same limiting piece are positioned on two sides of the frame.
9. The jacking-tube jacking-assist device as claimed in claim 8, wherein the ejector rods corresponding to the two limiting members are mutually overlapped in longitudinal projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322113887.2U CN220470814U (en) | 2023-08-08 | 2023-08-08 | Jacking pipe jacking auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322113887.2U CN220470814U (en) | 2023-08-08 | 2023-08-08 | Jacking pipe jacking auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220470814U true CN220470814U (en) | 2024-02-09 |
Family
ID=89777219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322113887.2U Active CN220470814U (en) | 2023-08-08 | 2023-08-08 | Jacking pipe jacking auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220470814U (en) |
-
2023
- 2023-08-08 CN CN202322113887.2U patent/CN220470814U/en active Active
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