CN209194586U - A kind of underground pipe gallery removable support template - Google Patents
A kind of underground pipe gallery removable support template Download PDFInfo
- Publication number
- CN209194586U CN209194586U CN201821834615.4U CN201821834615U CN209194586U CN 209194586 U CN209194586 U CN 209194586U CN 201821834615 U CN201821834615 U CN 201821834615U CN 209194586 U CN209194586 U CN 209194586U
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- fixedly connected
- down assembly
- inner reinforced
- hydraulic cylinder
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Abstract
The utility model relates to a kind of underground pipe gallery removable support templates.Including moving frame, the traveling wheel on the right side of the lower end of two left side columns of moving frame is mounted on left side traveling wheel, the lower end of two right side uprights is mounted on；Further include the mobile framework of rectangle, further includes the driving assembly for driving mobile framework traversing；It further include the top template that lower surface is equipped with inner reinforced plate at the top of multiple tracks, the two sides of top template bends downwards and are equipped with side receipts side in edge, multiple tops are equipped in mobile framework and are held down assembly and multiple top guide components；Further include the left side template that inside has multiple left side inner reinforced plates, multiple left sides are equipped on the column of left side and are held down assembly and multiple left side guidance sets；Further include the right side template that inside has multiple right side inner reinforced plates, multiple right sides are equipped on right side uprights and are held down assembly and multiple right side guidance sets.The utility model is simple and compact for structure, realizes that continous way construction, construction efficiency are high.
Description
Technical field
The utility model belongs to construction equipment technical field more particularly to a kind of underground pipe gallery removable support
Template
Background technique
Underground pipe gallery (also known as " common trench ", " Common Ducts " etc.) is the comprehensive corridor of underground urban duct.I.e. in city
A tunnel space is built in city underground, and by electric power, communication, the various utilities pipelines such as combustion gas, heat supply, plumbing are integrated in one, if
There are special access hole, hoisting port and monitoring system, implements unified planning, Uniting, unified construction and management, be to ensure city
The important infrastructure and lifeline of city's operation.Underground pipe gallery system not only solves Urban Traffic Jam Based, also very big
Facilitate the maintenance and maintenance of the urban operating mechanisms such as electric power, communication, combustion gas, water supply and sewage.Underground pipe gallery is basic to the people's livelihood is met
Demand and the city integrated bearing capacity of raising play an important role.Underground pipe gallery construction is avoided due to laying and repairing underground
Pipeline frequently excavates road and traffic and resident trip is impacted and interfered, and keeps the appearance of a street complete and beautiful.Reduce road
The maintenance cost of expense and utilities pipeline that face is repeatedly overhauled.Maintain the integrality on road surface and the durability of all kinds of pipelines.Just
In the laying of various pipelines, increase and decrease, maintenance and daily management.Due to common trench gut line compact and reasonable arrangement, it is effectively utilized
Space under road, has saved urban land.It is graceful due to reducing the roofbolt of road and inspection shaft, the room of various pipelines etc.
The landscape in city.Since aerial pipeline enters ground together, the contradiction of overhead line and greening is reduced.Therefore, comprehensive to underground at present
The planning and building-up work of piping lane receive growing interest.
Generally rectangular cross-section (section) shape of underground pipe gallery forms for concreting.Work progress are as follows: first excavate pipe
Corridor tunnel, Pipe rack of then constructing out in piping lane tunnel.Pipe rack uses cast-in-place concrete construction, and formwork is needed to pour
Demoulding, which is transported to next construction area and carries out formwork again, again the operation such as pours, and the workload of construction is big, and construction efficiency is low.Therefore,
A kind of equipment of auxiliary construction of R & D design as needed, lifting construction efficiency.
Utility model content
The utility model is to solve technical problem present in well-known technique and provide a kind of simple and compact for structure, company of realization
The high underground pipe gallery removable support template of continuous formula construction, construction efficiency.
The utility model is adopted the technical scheme that solve technical problem present in well-known technique: a kind of underground is comprehensive
Closing piping lane removable support template includes the moving frame being made of the top frame of rectangle and four columns, in moving frame
The lower end of two left side columns is mounted on left side traveling wheel, the lower end of two right side uprights is mounted on right side traveling wheel, left
Side traveling wheel and right side traveling wheel, which are located at, to be mounted in the base track on prefabricated ground；Both column and right side uprights in left side
Middle and lower part between be equipped with base cross members, it is right that the left side speed reducer of traveling wheel and driving on the left of driving are installed in base cross members
The right side speed reducer of side traveling wheel；Further include the mobile framework of rectangle, respectively passes through axle bed in its front-end and back-end and top is installed
Shaft, at top, the both ends of shaft are equipped with top rollers, and top rollers are located in the top rail being arranged in top frame,
It further include the driving assembly for driving mobile framework traversing；It further include the top template that lower surface is equipped with inner reinforced plate at the top of multiple tracks, top
The two sides of portion's template, which bend downwards and are equipped with side in edge, receives side, and template liter at the top of driving is equipped in mobile framework
Multiple tops of drop hold down assembly and multiple top guide components；It further include the left side mould that inside has multiple left side inner reinforced plates
Plate, the top edge of left side template be equipped with receive with side when the top of cooperation is received, lower edge is equipped with bottom flap, in left side
Column is equipped with the traversing multiple left sides of driving left side template and holds down assembly and multiple left side guidance sets；It further include that inside has
The right side template of multiple right side inner reinforced plates, the top edge of right side template is equipped with to be received when the top of cooperation is received, lower part with side
Edge is equipped with bottom flap, and multiple right sides that template is traversing on the right side of driving are equipped on right side uprights and are held down assembly and multiple right sides
Guidance set.
The advantages and positive effects of the utility model are as follows: the utility model provides a kind of ground of structure design advantages of simple
Lower pipe gallery removable support template provides a kind of half certainly compared with existing template builds mode, in the technical program
The auxiliary construction equipment of dynamicization enables rack template along underground pipe gallery by schemes design of formwork support at the form of move vehicle
Move towards integrated moveable, avoid frequently dismounting, greatly improve the construction efficiency of engineering, and due to avoiding frequently
Template caused by dismounting builds effect inconsistence problems, also directly improves construction quality.By setting top template by top
Hold down assembly with top guide Component driver lifting moving, setting left side template held down assembly by left side and left side guidance set drive
Dynamic translational movement, setting right side template are held down assembly by right side and guidance set driving in right side is moved in translation, and improves template and takes
The rapidity and stability built ensure that the pouring construction quality of concrete, the smooth demoulding after being conducive to pouring molding.Pass through
Setting top template is mounted in mobile framework, and driving assembly is arranged and drives mobile framework traversing along top frame, is top
Template provides the traversing function that is pressurized, and effectively avoids the card resistance problem in knockout course.
Preferably: top holds down assembly including the hydraulic cylinder being vertically arranged, and cylinder body and the mobile framework of the hydraulic cylinder are fixed
Connection, piston rod end be fixedly connected with top inner reinforced plate, top guide component includes the guide rod and guide sleeve being vertically arranged, and is led
Set is fixedly connected with mobile framework, the upper end of guide rod is fixedly connected with top inner reinforced plate；Left side holds down assembly including horizontal liquid
Cylinder pressure, the cylinder body of the hydraulic cylinder is fixedly connected with left side column, the end of piston rod is fixedly connected with left side inner reinforced plate, and left side is led
It include horizontal guide rod and guide sleeve to component, guide sleeve is fixedly connected with left side column, the outer end of guide rod and left side inner reinforced plate are fixed
Connection；Right side holds down assembly including horizontal hydraulic cylinder, and the cylinder body of the hydraulic cylinder is fixedly connected with right side uprights, the end of piston rod
Portion is fixedly connected with right side inner reinforced plate, and right side guidance set includes horizontal guide rod and guide sleeve, and guide sleeve and right side uprights, which are fixed, to be connected
It connects, the outer end of guide rod is fixedly connected with right side inner reinforced plate；Middle part is equipped between the middle part of both left side column and right side uprights
Crossbeam is equipped with hydraulic station on middle beam, the liquid of top holds down assembly, left side holds down assembly and right side holds down assembly three
Cylinder pressure is connect with hydraulic station.
Preferably: the piston rod of the hydraulic cylinder of top holds down assembly, left side holds down assembly and right side holds down assembly three with
Between corresponding inner reinforced plate and the guide rod of top guide component, left side guidance set and right side guidance set three and it is corresponding in muscle
Adapter is all made of between plate to be fixedly connected；Adapter generally U-shaped straddles on inner reinforced plate and using bolt and interior muscle
Plate is fixedly connected, and the root of adapter and the end of piston rod and the end of guide rod are welded and fixed.
Preferably: being also equipped with center railway on middle beam, set in the bottom of mobile framework there are two Left-side support
Bar and two Right side support bars are equipped with slide in the lower end of each support rod, and each slide is located on center railway；In Left-side support bar
Connection crossbearer is additionally provided between the middle part of Right side support bar.
Preferably: the top extension inwardly when receiving with side is received on top, receives the lateral wall on side on top and side is received
Sealing joint strip is equipped on the lateral wall on side.
Preferably: be also equipped in base cross members using the motor-driven vibrator that vibrates.
Preferably: driving assembly is horizontal hydraulic cylinder, and the cylinder body of hydraulic cylinder is fixedly connected with top frame, piston rod
End is fixedly connected with mobile framework；Hydraulic cylinder is connect with hydraulic station.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure: 1, prefabricated ground；2, reinforcing bar is connected；3, left side holds down assembly；4, left side template；5, left side guidance set；
6, left side inner reinforced plate；7, top rail；8, side is received in side；9, cast-in-place concrete；10, top inner reinforced plate；11, top template；12,
Mobile framework；13, top guide component；14, top shaft；15, top rollers；16, left side column；17, top holds down assembly；
18, top frame；19, Left-side support bar；20, crossbearer is connected；21, Right side support bar；22, center railway；23, middle beam；
24, hydraulic station；25, sealing joint strip；26, side is received on top；27, right side inner reinforced plate；28, right side template；29, right side holds down assembly；
30, right side guidance set；31, right side uprights；32, right side traveling wheel；33, right side speed reducer；34, vibrator；35, bottom transverse
Beam；36, left side speed reducer；37, left side traveling wheel；38, base track；39, bottom flap.
Specific embodiment
For the invention, features and effects that can further appreciate that the utility model, hereby lifts following embodiment and be described in detail
It is as follows:
Referring to Figure 1, the underground pipe gallery removable support template of the utility model includes the top frame by rectangle
18 and the moving frame that constitutes of four columns, left side traveling wheel is mounted in the lower end of two of moving frame left side columns 16
37, the lower end of two right side uprights 31 is mounted on right side traveling wheel 32, and left side traveling wheel 37 and right side traveling wheel 32 are located at peace
In the base track 38 on prefabricated ground 1.When construction, prefabricated ground 1 is laid in the bottom in the piping lane tunnel of excavation.It is prefabricated
Ground 1 and base track 38 are laid with paragraph by paragraph, its base track 38 of the piping lane section constructed is dismantled and is moved to next piping lane Duan An
Dress uses.
Base cross members 35 are equipped between the middle and lower part of 31 the two of left side column 16 and right side uprights, in base cross members 35
The left side speed reducer 36 of driving left side traveling wheel 37 and the right side speed reducer 33 of driving right side traveling wheel 32 are installed.
Further include the mobile framework 12 of rectangle, respectively passes through axle bed in its front-end and back-end and top shaft 14 is installed, pushing up
The both ends of portion's shaft 14 are equipped with top rollers 15, and top rollers 15 are located in the top rail 7 being arranged in top frame 18,
It further include the driving assembly for driving mobile framework 12 traversing.In the present embodiment, driving assembly is horizontal hydraulic cylinder, hydraulic cylinder
Cylinder body is fixedly connected with top frame 18, the end of piston rod is fixedly connected with mobile framework 12.
It further include the top template 11 that lower surface is equipped with inner reinforced plate 10 at the top of multiple tracks, the two sides of top template 11 are curved downwards
It rolls over and is equipped with side in edge and receive side 8, multiple tops pressure that template 11 is gone up and down at the top of driving is installed in mobile framework 12
Tight component 17 and multiple top guide components 13.In the present embodiment, it 17 includes the hydraulic cylinders that are vertically arranged that top, which holds down assembly,
The cylinder body of the hydraulic cylinder is fixedly connected with mobile framework 12, the end of piston rod is fixedly connected with top inner reinforced plate 10, and top is led
It include the guide rod and guide sleeve being vertically arranged to component 13, guide sleeve is fixedly connected, in the upper end and top of guide rod with mobile framework 12
Gusset 10 is fixedly connected.
It further include the left side template 4 that inside has multiple left side inner reinforced plates 6, the top edge of left side template 4 is equipped with and side
Portion receives the 26, lower edge when the top of 8 cooperations is received and is equipped with bottom flap 39, and template on the left of driving is equipped on left side column 16
4 traversing multiple left sides hold down assembly 3 and multiple left side guidance sets 5.In the present embodiment, left side holds down assembly 3 including horizontal
Hydraulic cylinder, the cylinder body of the hydraulic cylinder is fixedly connected with left side column 16, the end of piston rod and left side inner reinforced plate 6 are fixed connects
It connects, left side guidance set 5 includes horizontal guide rod and guide sleeve, and guide sleeve is fixedly connected with left side column 16, the outer end of guide rod and a left side
Side inner reinforced plate 6 is fixedly connected.
Further include the right side template 28 that inside has multiple right side inner reinforced plates 27, the top edge of right side template 28 be equipped with
Side receives the 26, lower edge when the top of 8 cooperations is received and is equipped with bottom flap 39, and mould on the right side of driving is equipped on right side uprights 31
The traversing multiple right sides of plate 28 hold down assembly 29 and multiple right side guidance sets 30.In the present embodiment, right side holds down assembly 29 packets
Include horizontal hydraulic cylinder, the cylinder body of the hydraulic cylinder is fixedly connected with right side uprights 31, the end of piston rod and right side inner reinforced plate 27
Be fixedly connected, right side guidance set 30 includes horizontal guide rod and guide sleeve, guide sleeve is fixedly connected with right side uprights 31, guide rod outside
End is fixedly connected with right side inner reinforced plate 27.
It is equipped with middle beam 23 between the middle part of 31 the two of left side column 16 and right side uprights, is pacified on middle beam 23
Equipped with hydraulic station 24, top hold down assembly 17, left side hold down assembly 3 and right side hold down assembly 29 threes hydraulic cylinder with it is hydraulic
It stands 24 connections, the hydraulic cylinder of driving assembly connect with hydraulic station 24.
In the present embodiment, top hold down assembly 17, left side hold down assembly 3 and right side hold down assembly the hydraulic cylinder of 29 threes
Between piston rod and corresponding inner reinforced plate and the guide rod of top guide component, left side guidance set and right side guidance set three with
Adapter is all made of between corresponding inner reinforced plate to be fixedly connected.Adapter generally U-shaped straddles on inner reinforced plate and using spiral shell
Bolt is fixedly connected with inner reinforced plate, and the root of adapter and the end of piston rod and the end of guide rod are welded and fixed.Using it is above-mentioned can
The advantages of dismantling connection mode, is: top template 11, left side template 4 and right side mould can be carried out according to Specific construction technological parameter
The dismounting type selecting of plate 28.
In the present embodiment, it is also equipped with center railway 22 on middle beam 23, is equipped with two in the bottom of mobile framework 12
A Left-side support bar 19 and two Right side support bars 21 are equipped with slide in the lower end of each support rod, and each slide is located at center railway
On 22；Connection crossbearer 20 is additionally provided between Left-side support bar 19 and the middle part of Right side support bar 21.Said modules are provided to shifting
The supporting role of dynamic frame 12, promotes stability when its movement.
In the present embodiment, the 8 top extension inwardly when 26 receive with side is received on top, receives the lateral wall on side 26 on top
It is received with side and is equipped with sealing joint strip 25 on the lateral wall on side 8.From the point of view of front, 8 are respectively formed when top is received while 26 with side receipts
Throat structure, in this way when left side hold down assembly 3 and right side hold down assembly when moving outside each self-template of 29 drivings, side 26 and side are received in top
Portion receives side 8 and holds out against and is engaged, the reliability that guarantees that overlapped, and sealing joint strip 25 is further ensured that leakproofness, avoid concrete to
Interior leakage.
In the present embodiment, it is also equipped in base cross members 35 using the motor-driven vibrator 34 that vibrates, is built up pouring
Effect of vibrating is provided during type.
The course of work:
It is laid with base track 38 along piping lane extending direction on prefabricated ground 1, this rack template equipment is placed in bottom rail
On road 38；Start hydraulic station 24, control top hold down assembly 17, left side hold down assembly 3 and right side hold down assembly the liquid of 29 threes
Cylinder pressure movement, first control top template 11 rises to predetermined altitude, moves outside control left side template 4 and right side template 28 later
Dynamic, up to 8 overlap joints when 26 receive with side are received on respective top and are compressed, the side of top template 11 is to outside lower flap portion at this time
It surface should be approximate with the outer surface of left side template 4, right side template 28 concordant；Steel reinforcement cage is set in the outside of template later, later
Cast-in-place concrete 9 is injected；Vibrator 34, which vibrates, enables concrete compaction；In order to guarantee between prefabricated ground 1 and cast-in-place concrete 9
Bond strength, in prefabricated ground 1 pre-plugged connect reinforcing bar 2；After dry duration reaches, control left side template 4 and right side
Demoulding is moved in template 28, top template 11 moves down demoulding (demoulding moving distance about 2-5cm), the Driven by Hydraulic Cylinder top of driving assembly
(moving range about 2-5cm) is moved back and forth before and after portion's template 11, avoids card resistance.
It is noted that multiple rack template equipment can use side by side when construction, multiple piping lane storehouses are formed, on the outside
Need separately to build vertical template to form the side casting space of cast-in-place concrete 9.
Claims (7)
1. a kind of underground pipe gallery removable support template, it is characterized in that: including by the top frame (18) of rectangle and four
The moving frame that column is constituted, the lower end of two of moving frame left side columns (16) be mounted on left side traveling wheel (37),
The lower end of two right side uprights (31) is mounted on right side traveling wheel (32), left side traveling wheel (37) and right side traveling wheel (32) position
In in the base track (38) being mounted on prefabricated ground (1)；Under in both left side column (16) and right side uprights (31)
Base cross members (35) are equipped between portion, the left side speed reducer of driving left side traveling wheel (37) is installed on base cross members (35)
(36) and driving right side traveling wheel (32) right side speed reducer (33)；
Further include the mobile framework (12) of rectangle, respectively passes through axle bed in its front-end and back-end and top shaft (14) is installed, pushing up
The both ends of portion's shaft (14) are equipped with top rollers (15), and top rollers (15) are located at the top being arranged on top frame (18)
It further include the driving assembly for driving mobile framework (12) traversing on track (7)；It further include that lower surface is equipped with inner reinforced plate at the top of multiple tracks
(10) top template (11), the two sides of top template (11), which bend downwards and are equipped with side in edge, receives side (8), is moving
Multiple tops that driving top template (11) is gone up and down are installed to hold down assembly (17) and multiple top guides on dynamic frame (12)
Component (13)；It further include the left side template (4) that inside has multiple left side inner reinforced plates (6), the top edge of left side template (4) is set
(26), lower edge are equipped with bottom flap (39) when having the top received with side and cooperated in (8) to receive, and set on left side column (16)
The multiple left sides for having driving left side template (4) traversing hold down assembly (3) and multiple left side guidance sets (5)；It further include inner band
There is the right side template (28) of multiple right side inner reinforced plates (27), the top edge of right side template (28) is equipped with matches with side receipts side (8)
Side (26) are received on the top of conjunction, lower edge is equipped with bottom flap (39), and driving right side template is equipped on right side uprights (31)
(28) traversing multiple right sides hold down assembly (29) and multiple right side guidance sets (30).
2. underground pipe gallery removable support template as described in claim 1, it is characterized in that: top holds down assembly, (17) are wrapped
The hydraulic cylinder being vertically arranged is included, the cylinder body of the hydraulic cylinder is fixedly connected, in the end and top of piston rod with mobile framework (12)
Gusset (10) is fixedly connected, and top guide component (13) includes the guide rod and guide sleeve being vertically arranged, guide sleeve and mobile framework (12)
It is fixedly connected, the upper end of guide rod is fixedly connected with top inner reinforced plate (10)；Left side hold down assembly (3) include horizontal hydraulic cylinder,
The cylinder body of the hydraulic cylinder is fixedly connected with left side column (16), the end of piston rod is fixedly connected with left side inner reinforced plate (6), left side
Guidance set (5) includes horizontal guide rod and guide sleeve, and guide sleeve is fixedly connected, in the outer end and left side of guide rod with left side column (16)
Gusset (6) is fixedly connected；Right side hold down assembly (29) include horizontal hydraulic cylinder, the cylinder body of the hydraulic cylinder and right side uprights (31)
Be fixedly connected, the end of piston rod is fixedly connected with right side inner reinforced plate (27), right side guidance set (30) includes horizontal guide rod
And guide sleeve, guide sleeve is fixedly connected with right side uprights (31), the outer end of guide rod is fixedly connected with right side inner reinforced plate (27)；It is vertical in left side
Middle beam (23) are equipped between column (16) and the middle part of right side uprights (31) the two, are equipped on middle beam (23) hydraulic
Stand (24), the hydraulic cylinder of top holds down assembly (17), left side holds down assembly (3) and right side holds down assembly (29) three with it is hydraulic
Stand (24) connection.
3. underground pipe gallery removable support template as claimed in claim 2, it is characterized in that: top holds down assembly (17),
Between the piston rod and corresponding inner reinforced plate of the hydraulic cylinder of left side holds down assembly (3) and right side holds down assembly (29) three and top
It is adopted between guidance set (13), left side guidance set (5) and the guide rod and corresponding inner reinforced plate of right side guidance set (30) three
It is fixedly connected with adapter；Adapter generally U-shaped straddles on inner reinforced plate and connects using bolt and inner reinforced plate are fixed
It connects, the root of adapter and the end of piston rod and the end of guide rod are welded and fixed.
4. underground pipe gallery removable support template as claimed in claim 2, it is characterized in that: on middle beam (23) also
Center railway (22) are installed, are set in the bottom of mobile framework (12) there are two Left-side support bar (19) and two Right side support bars
(21), it is equipped with slide in the lower end of each support rod, each slide is located on center railway (22)；On Left-side support bar (19) and right side
Connection crossbearer (20) is additionally provided between the middle part of support rod (21).
5. underground pipe gallery removable support template as claimed in claim 2, it is characterized in that: side (26) and side are received in top
Receiving side (8), top extends inwardly, is equipped on the lateral wall of (8) in top receipts when the lateral wall of (26) and side are received close
Seal strip (25).
6. underground pipe gallery removable support template as claimed in claim 2, it is characterized in that: on base cross members (35) also
It is equipped with to use and vibrates motor-driven vibrator (34).
7. underground pipe gallery removable support template as claimed in claim 2, it is characterized in that: driving assembly is horizontal liquid
Cylinder pressure, the cylinder body of hydraulic cylinder is fixedly connected with top frame (18), the end of piston rod is fixedly connected with mobile framework (12)；Liquid
Cylinder pressure is connect with hydraulic station (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821834615.4U CN209194586U (en) | 2018-11-08 | 2018-11-08 | A kind of underground pipe gallery removable support template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821834615.4U CN209194586U (en) | 2018-11-08 | 2018-11-08 | A kind of underground pipe gallery removable support template |
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| Publication Number | Publication Date |
|---|---|
| CN209194586U true CN209194586U (en) | 2019-08-02 |
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ID=67410855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821834615.4U Active CN209194586U (en) | 2018-11-08 | 2018-11-08 | A kind of underground pipe gallery removable support template |
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| Country | Link |
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| CN (1) | CN209194586U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339098A (en) * | 2018-11-08 | 2019-02-15 | 北京场道市政工程集团有限公司 | A kind of underground pipe gallery removable support template |
| CN113585340A (en) * | 2021-08-27 | 2021-11-02 | 河南四建工程有限公司 | Piping lane building construction system and construction method thereof |
-
2018
- 2018-11-08 CN CN201821834615.4U patent/CN209194586U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339098A (en) * | 2018-11-08 | 2019-02-15 | 北京场道市政工程集团有限公司 | A kind of underground pipe gallery removable support template |
| CN109339098B (en) * | 2018-11-08 | 2023-09-22 | 北京场道市政工程集团有限公司 | Portable support template of utility tunnel |
| CN113585340A (en) * | 2021-08-27 | 2021-11-02 | 河南四建工程有限公司 | Piping lane building construction system and construction method thereof |
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