CN219733845U - Detachable rectangular pipe-jacking pipe joint connecting device - Google Patents
Detachable rectangular pipe-jacking pipe joint connecting device Download PDFInfo
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- CN219733845U CN219733845U CN202321125137.0U CN202321125137U CN219733845U CN 219733845 U CN219733845 U CN 219733845U CN 202321125137 U CN202321125137 U CN 202321125137U CN 219733845 U CN219733845 U CN 219733845U
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- fixing piece
- pipe joint
- hydraulic
- rod assembly
- hydraulic buffer
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- 238000010276 construction Methods 0.000 abstract description 12
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a detachable rectangular jacking pipe joint connecting device which comprises a first fixing piece, a second fixing piece and a hydraulic buffer rod assembly; the first fixing piece and the second fixing piece are respectively and detachably arranged on two adjacent rectangular jacking pipe joints; one end of the hydraulic buffer rod assembly is connected with the first fixing piece, and the other end of the hydraulic buffer rod assembly is connected with the second fixing piece. The connecting device is connected with the adjacent pipe joint through bolts, so that the aims of safe and convenient construction and detachable and reutilization of the device are fulfilled; through the pulling force of hydraulic stem, effectively solved the adjacent tube coupling of rectangle push pipe and produced the problem of great opening volume because of unloading after the construction is accomplished, played good cushioning effect simultaneously, responded the requirement of national civilization construction greatly.
Description
Technical Field
The utility model relates to the field of rectangular pipe-jacking tunnel construction, in particular to a detachable rectangular pipe-jacking pipe joint connecting device.
Background
The connecting device between the rectangular pipe-jacking pipe joints can increase the tightness degree between the adjacent pipe joints, and the pipe joints can be subjected to larger opening amount of the adjacent pipe joints due to unloading after construction, so that construction problems such as seam water leakage and the like are caused, and especially in the pipe joints of the starting and receiving well accessories.
Based on the above problems, although some solutions are provided in the prior art, for example, CN205117360U provides a built-in shield segment plug connection device, which can solve the problem of connection of adjacent segments, the connection device can only be permanently left in segments, and cannot be reused; another example is CN217602664U which proposes a cross-type duct piece connecting device which is bolted to the duct piece, simplifying construction, but failing to meet the demand of applying a contractive force when necessary.
For rectangular pipe jacking engineering, a connecting device commonly used in a construction site is used for embedding steel plates in pipe joints, and after the pipe joints are prefabricated, the embedded steel plates are leaked by breaking surface concrete. When the pipe joint is jacked to a designated position, steel plates of adjacent pipe joints are connected through channel steel, so that the integrity of the pipe joint is improved, and further the expansion of the adjacent pipe joints caused by unloading is effectively controlled. However, the whole device adopts welding measures, when the pipe-jacking tunnel does not need the connecting devices any more, the pipe-jacking tunnel can only be processed in a cutting mode, the repeated utilization can not be realized, the steel plates embedded into the pipe joints also cause resource waste, and meanwhile, the pipe-jacking tunnel does not have the function of applying tension when the opening amount of the adjacent pipe joints is large.
Disclosure of Invention
The utility model aims to: aiming at the defects of the prior art, the utility model provides the pipe joint connecting device, which realizes the aims of safe and convenient construction and detachable and reutilization of the device.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a detachable rectangular pipe-jacking pipe joint connecting device comprises a first fixing piece, a second fixing piece and a hydraulic buffer rod assembly; the first fixing piece and the second fixing piece are respectively detachably arranged on two adjacent rectangular jacking pipe joints; one end of the hydraulic buffer rod assembly is connected with the first fixing piece, and the other end of the hydraulic buffer rod assembly is connected with the second fixing piece.
Further, the first fixing piece comprises a first fixing base and a connecting upright post; the second fixing piece comprises a second fixing base and a connecting block;
the first fixing base and the second fixing base are respectively provided with a first threaded hole and a second threaded hole; corresponding base mounting holes are formed in the rectangular jacking pipe joint corresponding to the first threaded hole and the second threaded hole; the first fixed base and the second fixed base are mounted on corresponding base mounting holes through bolts;
the connecting upright post is welded on the first fixed base, and the connecting block is welded on the second fixed base; one end of the hydraulic buffer rod assembly is connected with the connecting upright post, and the other end of the hydraulic buffer rod assembly is connected with the connecting block.
Still further, this tube coupling connecting device still includes the pull rod, hydraulic buffer rod subassembly one end is connected to the connection stand through the pull rod, and the other end articulates on the connecting block.
Further, the hydraulic buffer rod assembly comprises a hydraulic rod and an internal thread movable nut; the tail end hinge part of the hydraulic rod is arranged on the hanging lugs on the side surface of the connecting block through a pin shaft; the front end of the hydraulic rod is sleeved with an internal thread movable nut, and the hydraulic rod is connected with the pull rod through the internal thread movable nut.
Further, the tail end of the pull rod is inserted into the connecting upright post, and the tail end of the pull rod penetrates through the connecting upright post and the pull rod in sequence through the screw bolt to fix the connecting upright post and the pull rod; screw bolt both ends are equipped with nut complex screw thread, lock screw bolt on the connecting column through the nut.
Further, the front end of the pull rod is provided with an external thread section, and the external thread section is connected into the internal thread movable nut through the matching of internal threads and external threads.
The beneficial effects are that:
(1) According to the utility model, the connecting device is connected with the adjacent pipe joint by bolts, so that the aims of safe and convenient construction and detachable and reutilization of the device are realized; through the pulling force of hydraulic stem, effectively solved the adjacent tube coupling of rectangle push pipe and produced the problem of great opening volume because of unloading after the construction is accomplished, played good cushioning effect simultaneously, responded the requirement of national civilization construction greatly.
(2) The connecting device can dynamically adjust the pre-tension force by screwing the pull rod into the distance of the movable nut of the internal thread, thereby meeting the requirements of different pipe joints and having good universality.
Drawings
The foregoing and/or other advantages of the utility model will become more apparent from the following detailed description of the utility model when taken in conjunction with the accompanying drawings and detailed description.
Fig. 1 is a schematic diagram of the overall structure of the rectangular pipe-jacking pipe joint connecting device.
Fig. 2 is an installation schematic diagram of the rectangular pipe-jacking pipe joint connecting device.
FIG. 3 is a schematic illustration of the articulation of the hydraulic buffer rod assembly with the connection block.
FIG. 4 is a view of the articulation of the hydraulic buffer rod assembly with the connection block.
Fig. 5 is a schematic diagram of the connection of the tie rod to the hydraulic buffer rod assembly.
Fig. 6 is a schematic diagram of the connection of the tie rod to the connecting stud.
Wherein each reference numeral represents:
10 a first fixing member; 101 a first fixed base; 102 connecting the upright posts; 103 a first threaded hole; 20 a second securing member; a second stationary base 201; 202 connecting blocks; 203 a second threaded hole; 204 hanging lugs; a hydraulic buffer rod assembly; 301 hydraulic lever; 302 hinge; 303 inner wire movable nuts; a 40 pull rod; 401 an external thread segment; 50 screw bolt; 100 rectangular pipe-jacking pipe joints; 1001 base mounting holes.
Detailed Description
The utility model will be better understood from the following examples.
The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the disclosure of the present utility model, and are not intended to limit the scope of the utility model, which is defined by the claims, but rather by the terms of modification, variation of proportions, or adjustment of sizes, without affecting the efficacy or achievement of the present utility model, should be understood as falling within the scope of the present utility model. Also, the terms such as "upper", "lower", "front", "rear", "middle", and the like are used herein for descriptive purposes only and are not intended to limit the scope of the utility model for which the utility model may be practiced or for which the relative relationships may be altered or modified without materially altering the technical context.
As shown in fig. 1, the detachable rectangular pipe-jacking pipe joint connecting device of the present utility model comprises a first fixing member 10, a second fixing member 20, a hydraulic buffer rod assembly 30 and a pull rod 40.
Wherein, the first fixing piece 10 and the second fixing piece 20 are respectively detachably installed on two adjacent rectangular jacking pipe joints 100; one end of the hydraulic buffer rod assembly 30 is connected to the first fixing member 10 and the other end is connected to the second fixing member 20.
As shown in fig. 2, the first fixing member 10 includes a first fixing base 101 and a connecting column 102; the second fixing member 20 includes a second fixing base 201 and a connection block 202.
The first fixing base 101 and the second fixing base 201 are respectively provided with a first threaded hole 103 and a second threaded hole 203; corresponding base mounting holes 1001 are formed in the rectangular jacking pipe joint 100 corresponding to the first threaded hole 103 and the second threaded hole 203; the first fixing base 101 and the second fixing base 201 are mounted on the corresponding base mounting holes 1001 by bolts.
The connecting upright post 102 is welded on the first fixed base 101, and the connecting block 202 is welded on the second fixed base 201; hydraulic buffer rod assembly 30 is connected at one end to connecting post 102 by pull rod 40 and at the other end to connecting block 202.
Referring to fig. 3 and 4, the hydraulic buffer rod assembly 30 includes a hydraulic rod 301 and an internal thread movable nut 303; the tail end hinge part 302 of the hydraulic rod 301 is arranged on the hanging lug 204 on the side surface of the connecting block 202 through a pin shaft; the front end of the hydraulic rod 301 is sleeved with an internal thread movable nut 303, and is connected with the pull rod 40 through the internal thread movable nut 303.
As shown in fig. 5, the tail end of the pull rod 40 is inserted into the connecting upright post 102, and sequentially penetrates through the connecting upright post 102 and the pull rod 40 through the screw bolt 50 to fix the two; screw bolt 50 both ends are equipped with the screw thread with nut complex, pass through the nut and lock screw bolt 50 on connecting column 102.
As shown in fig. 6, the front end of the pull rod 40 is provided with an external thread section 401, and the external thread section 401 is connected into the internal thread movable nut 303 through internal and external thread matching.
When in use, a group of base mounting holes 1001 matched with the pipe section connecting device are preset at the edge of the rectangular pipe section 100. After the rectangular pipe-jacking pipe section 100 is jacked to the rear end of the previous pipe section through the pipe jacking machine, a group of pipe-section connecting devices are installed between the front pipe section and the rear pipe section.
In the mounting process, the first fixing base 101 and the second fixing base 201 are correspondingly mounted on the front pipe section and the rear pipe section. Hydraulic buffer rod assembly 30 is then mounted to lugs 204 on the side of connection block 202 via tail end hinge 302, and tie rod 40 is inserted into connection post 102 and locked by threaded bolt 50 in cooperation with a nut. Finally, the external thread section 401 at the front end of the pull rod 40 is inserted into the internal thread movable nut 303 at the front end of the hydraulic rod 301, and a worker is in threaded connection with the external thread section 401 by rotating the internal thread movable nut 303, so that the hydraulic rod 301 and the pull rod 40 are connected and fixed.
After the pipe joint connecting devices are installed and fixed, the locking of the internal thread movable nut 303 and the external thread section 401 is ensured. At this time, the push bench withdraws, and under the tensile force of each pipe section connecting device, the adjacent two rectangular push pipe sections cannot move relatively, so that the problem of separation of the adjacent pipe sections due to jacking and unloading is avoided.
The utility model provides a concept and a method of a detachable rectangular pipe-jacking pipe joint connecting device, and particularly the method and the method for realizing the technical scheme are a plurality of preferred embodiments of the utility model, and it should be noted that a plurality of improvements and modifications can be made by those skilled in the art without departing from the principle of the utility model, and the improvements and modifications are also considered as the protection scope of the utility model. The components not explicitly described in this embodiment can be implemented by using the prior art.
Claims (6)
1. The detachable rectangular pipe-jacking pipe joint connecting device is characterized by comprising a first fixing piece (10), a second fixing piece (20) and a hydraulic buffer rod assembly (30); wherein the first fixing piece (10) and the second fixing piece (20) are respectively and detachably arranged on two adjacent rectangular jacking pipe joints (100); one end of the hydraulic buffer rod assembly (30) is connected with the first fixing piece (10), and the other end of the hydraulic buffer rod assembly is connected with the second fixing piece (20).
2. The detachable rectangular pipe-jacking pipe joint connecting device according to claim 1, wherein the first fixing member (10) comprises a first fixing base (101) and a connecting upright (102); the second fixing piece (20) comprises a second fixing base (201) and a connecting block (202);
the first fixing base (101) and the second fixing base (201) are respectively provided with a first threaded hole (103) and a second threaded hole (203); corresponding base mounting holes (1001) are formed in the rectangular jacking pipe joint (100) corresponding to the first threaded holes (103) and the second threaded holes (203); the first fixed base (101) and the second fixed base (201) are mounted on corresponding base mounting holes (1001) through bolts;
the connecting upright post (102) is welded on the first fixed base (101), and the connecting block (202) is welded on the second fixed base (201); one end of the hydraulic buffer rod assembly (30) is connected with the connecting upright post (102), and the other end of the hydraulic buffer rod assembly is connected with the connecting block (202).
3. The detachable rectangular pipe-jacking pipe joint connecting device according to claim 2, further comprising a pull rod (40), wherein one end of the hydraulic buffer rod assembly (30) is connected to the connecting upright (102) through the pull rod (40), and the other end is hinged to the connecting block (202).
4. A detachable rectangular push pipe joint connection device according to claim 3, characterized in that the hydraulic buffer rod assembly (30) comprises a hydraulic rod (301) and an internal thread movable nut (303); the tail end hinge part (302) of the hydraulic rod (301) is arranged on the hanging lug (204) on the side surface of the connecting block (202) through a pin shaft; the front end of the hydraulic rod (301) is sleeved with an internal thread movable nut (303), and the hydraulic rod is connected with the pull rod (40) through the internal thread movable nut (303).
5. The detachable rectangular pipe-jacking pipe joint connecting device according to claim 4, wherein the tail end of the pull rod (40) is inserted into the connecting upright post (102) and sequentially penetrates through the connecting upright post (102) and the pull rod (40) through the screw bolt (50) to fix the connecting upright post and the pull rod; screw bolt (50) both ends are equipped with nut complex screw thread, lock screw bolt (50) on connecting stand (102) through the nut.
6. The detachable rectangular jacking pipe joint connection device according to claim 5, wherein the front end of the pull rod (40) is provided with an external thread section (401), and the external thread section (401) is connected into the internal thread movable nut (303) through internal and external thread matching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321125137.0U CN219733845U (en) | 2023-05-11 | 2023-05-11 | Detachable rectangular pipe-jacking pipe joint connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321125137.0U CN219733845U (en) | 2023-05-11 | 2023-05-11 | Detachable rectangular pipe-jacking pipe joint connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219733845U true CN219733845U (en) | 2023-09-22 |
Family
ID=88030631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321125137.0U Active CN219733845U (en) | 2023-05-11 | 2023-05-11 | Detachable rectangular pipe-jacking pipe joint connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219733845U (en) |
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2023
- 2023-05-11 CN CN202321125137.0U patent/CN219733845U/en active Active
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