CN213235056U - Subway freezes tub construction equipment - Google Patents
Subway freezes tub construction equipment Download PDFInfo
- Publication number
- CN213235056U CN213235056U CN202021872563.7U CN202021872563U CN213235056U CN 213235056 U CN213235056 U CN 213235056U CN 202021872563 U CN202021872563 U CN 202021872563U CN 213235056 U CN213235056 U CN 213235056U
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- subway
- freezing pipe
- block
- rod
- installation
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Sewage (AREA)
Abstract
The utility model discloses a subway freezes tub construction equipment, including rectangle hollow frame, four corner position department lower surfaces of rectangle hollow frame all be equipped with a flexible adjusting lever and four corner position department upper surfaces all are equipped with an installation pole, wherein be fixed with horizontal slide bar and vertical slide bar crisscross each other from top to bottom between horizontal and vertical corresponding installation pole respectively, horizontal slide bar and vertical slide bar on all overlap and be equipped with two the same movable clamp plate, wherein the vertical passing of movable clamp plate cross position department freezes tub and cross position department is equipped with positioner, positioner including installation piece, clamp piece and tolerance piece. The device can ensure that the freezing pipes are arranged in an acceptable tolerance range, and can flexibly adjust and install the freezing pipes at different design positions in a certain area, thereby improving the construction efficiency and the positioning accuracy of the freezing pipes.
Description
Technical Field
The utility model relates to a construction equipment technical field, more specifically the theory relates to a subway freezes tub construction equipment.
Background
The freezing method construction means that a steel pipe is drilled and driven into a water-bearing soil layer, circulating liquid nitrogen is guided to freeze the surrounding stratum to form a hard frozen soil shell, the stratum can be guaranteed to be stable, the water-resisting effect can be achieved, and deep foundation pit excavation can be carried out. In the field of subway construction in China, construction is often performed by the method, the maximum length is 500m, when the subway freezing pipes are installed, the installation and positioning of the freezing pipes are not accurate enough when the freezing pipes are installed, the freezing pipes are prone to inclination and dislocation, the freezing pipes cannot vertically enter the underground, in addition, the freezing pipes at each design point need to be re-arranged and positioned, the construction efficiency is low, and the subsequent construction quality is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a subway freezes a tub construction equipment, the device can guarantee to freeze the installation of pipe in acceptable tolerance range, can adjust the pipe that freezes of the different design position departments of installation in a certain area in a flexible way moreover, has improved the efficiency and the positioning accuracy who freezes the pipe construction.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a subway freezing pipe construction device comprises a rectangular hollow frame, wherein the lower surfaces of four corner positions of the rectangular hollow frame are respectively provided with a telescopic adjusting rod, the upper surfaces of the four corner positions of the rectangular hollow frame are respectively provided with an installation rod, a transverse sliding rod and a longitudinal sliding rod which are mutually staggered up and down are respectively fixed between the transverse installation rod and the longitudinal installation rod, the transverse sliding rod and the longitudinal sliding rod are respectively sleeved with two identical movable clamping plates, the crossed position of each movable clamping plate vertically penetrates through a freezing pipe, a positioning device is arranged at the crossed position, the positioning device comprises an installation block, a clamping piece and a tolerance block, the installation block is in a cuboid shape, the upper end and the lower end of the installation block are respectively provided with a transverse threaded hole and a longitudinal threaded hole, the clamping piece is also provided with a threaded hole and penetrates through a bolt to be fixed with the upper end and the lower end of the installation block, the tolerance block is in a T shape, and the vertical end of, the lower surface of the mounting block is provided with a straightness laser instrument, a reflector plate is arranged below the straightness laser instrument, and the reflector plate is placed on the ground.
Furthermore, the telescopic adjusting rod enters the ground soil layer.
Furthermore, the movable clamping plates on the transverse sliding rods and the longitudinal sliding rods are distributed in a vertically staggered mode.
Furthermore, the upper part of the freezing pipe is connected with a drilling machine.
Further, the width of the T-shaped vertical end of the tolerance block minus the diameter of the freezing pipe is equal to the positioning tolerance size.
Compared with the prior art, the utility model has the advantages that:
the utility model can realize the positioning of the vertical straightness of the freezing pipe by matching the rectangular hollow frame with related components, and ensure that the freezing pipe is arranged in an acceptable tolerance range; the freezing pipes at different design positions can be flexibly adjusted and installed in the hollow area of the rectangular hollow frame by moving the clamping plates to slide between the transverse sliding rods and the longitudinal sliding rods which are staggered up and down, so that the construction efficiency and the positioning accuracy of the freezing pipes are improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the device of the present invention;
FIG. 2 is a schematic structural view of the positioning device of the present invention;
in the figure: 1. a rectangular hollow frame; 2. a telescopic adjusting rod; 3. a longitudinal slide bar; 4. mounting a rod; 5. a transverse sliding bar; 6. a transversely movable clamp plate; 7. a freezing pipe; 8. a longitudinally movable clamp plate; 9. mounting blocks; 10. A clamping piece; 11. a bolt; 12. a tolerance block; 13. a straightness laser; 14. a reflective sheet.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the utility model easy to understand and understand, the utility model is further explained by combining with the specific figures.
As shown in figures 1 and 2, a subway freezing pipe construction device comprises a rectangular hollow frame 1, wherein the lower surfaces of four corner positions of the rectangular hollow frame 1 are respectively provided with a telescopic adjusting rod 2, the upper surfaces of the four corner positions are respectively provided with a mounting rod 4, a transverse sliding rod 5 and a longitudinal sliding rod 3 which are vertically staggered are respectively fixed between the transverse mounting rod 4 and the longitudinal mounting rod 4, two identical movable clamping plates are sleeved on the transverse sliding rod 5 and the longitudinal sliding rod 3, the crossing position of the movable clamping plates vertically penetrates through a freezing pipe 7, a positioning device is arranged at the crossing position and comprises a mounting block 9, a clamping piece 10 and a tolerance block 12, the mounting block 9 is cuboid-shaped, the upper end and the lower end of the mounting block are respectively provided with a transverse threaded hole and a longitudinal threaded hole, the clamping piece 10 is also provided with a threaded hole and is fixed with the upper end and the lower end of the mounting block 9 through a bolt 11, the tolerance block 12 is T-shaped, the T-shaped vertical end of the tolerance block is inserted into the movable clamping plate, the straightness laser instrument 13 is arranged on the lower surface of the mounting block 9, the reflector plate 14 is arranged below the straightness laser instrument 13, the reflector plate 14 is placed on the ground, the telescopic adjusting rod 2 enters the ground soil layer, the movable clamping plates on the transverse sliding rod 5 and the longitudinal sliding rod 3 are distributed in a vertically staggered mode, the upper portion of the freezing pipe 7 is connected with a drilling machine, and the diameter of the freezing pipe 7 subtracted from the width of the T-shaped vertical end of the tolerance block 12 is equal to the size.
Specifically, the straightness laser instrument 13 can use a Hainuo brand laser squarer, a reflector plate 14 is matched to position the straightness of the freezing pipe 7, the straightness of the freezing pipe 7 can be adjusted within a required tolerance range through the telescopic adjusting rods 2 at four corner positions, a tolerance block 12 with a required tolerance size is placed between two movable clamping plates and fixed through a clamping plate 10, the jumping tolerance during construction of the freezing pipe 7 in a rectangular area enclosed between the upper and lower staggered movable clamping plates is guaranteed, after one freezing pipe 7 is installed through drilling construction, a positioning device can be detached, the rectangular area enclosed between the upper and lower staggered movable clamping plates is adjusted to the designed position and fixed through the positioning device again according to the designed position, and the other freezing pipe 7 is installed.
The basic principles and main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a subway freezes pipe construction equipment which characterized in that: the device comprises a rectangular hollow frame, wherein the lower surfaces of four corner positions of the rectangular hollow frame are respectively provided with a telescopic adjusting rod, the upper surfaces of the four corner positions of the rectangular hollow frame are respectively provided with an installation rod, a transverse sliding rod and a longitudinal sliding rod which are vertically staggered are respectively fixed between the transverse installation rod and the longitudinal installation rod, the transverse sliding rod and the longitudinal sliding rod are respectively sleeved with two same movable clamping plates, the crossed position of each movable clamping plate vertically penetrates through a freezing pipe, a positioning device is arranged at the crossed position and comprises an installation block, a clamping piece and a tolerance block, the installation block is in a cuboid shape, the upper end and the lower end of the installation block are respectively provided with a transverse threaded hole and a longitudinal threaded hole, the clamping piece is also provided with a threaded hole and penetrates through the threaded hole to be fixed with the upper end and the lower end of the installation block through a bolt, the tolerance block is in a T shape, and the, the lower surface of the mounting block is provided with a straightness laser instrument, a reflector plate is arranged below the straightness laser instrument, and the reflector plate is placed on the ground.
2. The subway freezing pipe construction device as claimed in claim 1, wherein: the telescopic adjusting rod enters the ground soil layer.
3. The subway freezing pipe construction device as claimed in claim 1, wherein: the movable clamping plates on the transverse sliding rods and the longitudinal sliding rods are distributed in a vertically staggered mode.
4. The subway freezing pipe construction device as claimed in claim 1, wherein: the upper part of the freezing pipe is connected with a drilling machine.
5. The subway freezing pipe construction device as claimed in claim 1, wherein: the width of the T-shaped vertical end of the tolerance block minus the diameter of the freezing pipe is equal to the positioning tolerance size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021872563.7U CN213235056U (en) | 2020-09-01 | 2020-09-01 | Subway freezes tub construction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021872563.7U CN213235056U (en) | 2020-09-01 | 2020-09-01 | Subway freezes tub construction equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213235056U true CN213235056U (en) | 2021-05-18 |
Family
ID=75903673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021872563.7U Active CN213235056U (en) | 2020-09-01 | 2020-09-01 | Subway freezes tub construction equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213235056U (en) |
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2020
- 2020-09-01 CN CN202021872563.7U patent/CN213235056U/en active Active
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