CN207620002U - The installation vehicle of prefabricated pipe gallery assembly - Google Patents
The installation vehicle of prefabricated pipe gallery assembly Download PDFInfo
- Publication number
- CN207620002U CN207620002U CN201721575547.XU CN201721575547U CN207620002U CN 207620002 U CN207620002 U CN 207620002U CN 201721575547 U CN201721575547 U CN 201721575547U CN 207620002 U CN207620002 U CN 207620002U
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- China
- Prior art keywords
- pipe gallery
- prefabricated pipe
- moving trolley
- segment
- hoisting mechanism
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- 238000009434 installation Methods 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000010276 construction Methods 0.000 abstract description 12
- 230000006872 improvement Effects 0.000 description 8
- 230000032258 transport Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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Abstract
The utility model is related to a kind of installation vehicles of prefabricated pipe gallery assembly, including：The moving trolley that can be walked；Branch is set to the supporting frame in the moving trolley；The sliding equipment being installed on support frame as described above body, the sliding equipment can be moved forward and backward along the moving trolley；And it is installed on the hoisting mechanism on the sliding equipment, the hoisting mechanism can be moved forward and backward with the sliding equipment, and the hoisting mechanism can move up and down, and connect with prefabricated pipe gallery segment to be installed, the prefabricated pipe gallery segment to be installed is transported to carry out assembly by installation site by the hoisting mechanism.The utility model can accurately and quickly be docked prefabricated pipe gallery segment to be installed with mounted prefabricated pipe gallery segment, substantially increase the construction efficiency and construction quality of precast assembly pipe gallery, it is simple and reasonable, it is effectively guaranteed prefabricated pipe gallery registration.
Description
Technical field
The utility model is related to pipe gallery construction fields, refer in particular to a kind of installation vehicle of prefabricated pipe gallery assembly.
Background technology
The Urban Underground pipe gallery that country advocated energetically in recent years is built largely to be unfolded in many cities in the whole nation,《City
Pipe gallery engineering legislation》GB50838-2015 is formally implemented, and specifies city integrated piping lane construction side in this specification
Method has two kinds of monolithic reinforced concrete structure and precast assembly reinforced concrete structure；Wherein, precast assembly armored concrete knot
The piping lane of structure first pours into a mould prefabricated piping lane segment as required when building, and piping lane segment, which is transported to scene, later carries out assembly.
Now, splicing equipment designs not science, unreasonable structure, when often docking a piping lane segment will spend very long
Between, and again it is difficult to ensure that joint quality, so as to cause the splicing of piping lane segment scene, time-consuming, low construction efficiency, construction quality
It is difficult to ensure that.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of peace of prefabricated pipe gallery assembly
Entrucking, the existing splicing equipment of solution leads to the splicing of piping lane segment scene, and time-consuming, low construction efficiency and construction quality are difficult to ensure
The problem of card.
Realizing the technical solution of above-mentioned purpose is：
The utility model provides a kind of installation vehicle of prefabricated pipe gallery assembly, including：
The moving trolley that can be walked；
Branch is set to the supporting frame in the moving trolley；
The sliding equipment being installed on support frame as described above body, before the sliding equipment can be carried out along the moving trolley
After move；And
The hoisting mechanism being installed on the sliding equipment, the hoisting mechanism can be with moving before and after the sliding equipment
It is dynamic, and the hoisting mechanism can move up and down, and connect with prefabricated pipe gallery segment to be installed, pass through the hoisting mechanism
The prefabricated pipe gallery segment to be installed is transported to installation site to carry out assembly.
The installation vehicle of the utility model is sling prefabricated pipe gallery segment to be installed by hoisting mechanism, is then passed through
Prefabricated pipe gallery segment is sent to position to be installed by sliding equipment forward, recycles hoisting mechanism that this is to be installed prefabricated
Pipe gallery segment is transferred in place, so as to by prefabricated pipe gallery segment to be installed and mounted prefabricated pipe gallery
Segment is accurately and quickly docked, and the construction efficiency and construction quality of precast assembly pipe gallery, structure are substantially increased
Advantages of simple, is effectively guaranteed prefabricated pipe gallery registration, and stable connection is easy to use.
The prefabricated pipe gallery assembly of the utility model installation vehicle further improvement lies in that, the sliding equipment includes
Be installed on the rail plate at the top of support frame as described above body, the sliding shoe being slidedly arranged in the rail plate and with the sliding
The driving structure that block is drivingly connected drives the sliding shoe to be moved before and after being carried out in the rail plate by the driving structure
It is dynamic.
The prefabricated pipe gallery assembly of the utility model installation vehicle further improvement lies in that, the driving structure includes
The driving motor being installed on the sliding shoe is installed with gear on the output shaft of the driving motor；
The rail plate is equipped with the rack being meshed with the gear；
It forward or is moved forward and backward along the rack by the forward or reverse driving gear of the driving motor.
The prefabricated pipe gallery assembly of the utility model installation vehicle further improvement lies in that, the hoisting mechanism includes
The first reel for being installed on the sliding shoe, the first motor being drivingly connected with first reel, one ends wound are in described
The first traction rope on first reel and the fixed frame below the sliding shoe；
The fixed frame is connect with the prefabricated pipe gallery segment to be installed, is installed in the fixed frame rotatable
The first traction wheel, first traction wheel is fixedly connected with the other end of first traction rope, driven by the first motor
First spool turns are moved to realize decentralization or pack up first traction rope, to by being waited for described in fixed frame drive
It moves downward or upward the prefabricated pipe gallery segment of installation.
The prefabricated pipe gallery assembly of the utility model installation vehicle further improvement lies in that, the hoisting mechanism also wraps
Include the second reel being installed on the sliding shoe, with second reel be drivingly connected the second motor and one ends wound in
The second traction rope on second reel；
The second traction wheel that is rotatable and being oppositely arranged with first traction wheel is installed in the fixed frame, it is described
Second traction wheel is fixedly connected with the other end of the second traction rope；
Second motor and the first motor are run simultaneously, together by second motor and the first motor
The prefabricated pipe gallery segment to be installed is driven to move downward or upward.
The prefabricated pipe gallery assembly of the utility model installation vehicle further improvement lies in that, the moving trolley includes
Crossbeam, the wheel for being installed on the crossbeam bottom, the supporting leg for being installed on the crossbeam end and it is installed on the vehicle
Steering wheel on crossbeam；
The supporting leg has height adjusting function, by adjusting the height of the supporting leg so that the wheel hanging, into
And realize the fixation of moving trolley；
The direction of travel of the moving trolley is controlled by the steering wheel.
The prefabricated pipe gallery assembly of the utility model installation vehicle further improvement lies in that, the moving trolley is also wrapped
The controller being installed on the crossbeam is included, the controller is connected with the sliding equipment and hoisting mechanism control,
To control the operation of the sliding equipment and the hoisting mechanism.
The prefabricated pipe gallery assembly of the utility model installation vehicle further improvement lies in that, the row of the moving trolley
It is identical as the setting direction of pipe gallery to walk direction.
The installation vehicle of the prefabricated pipe gallery assembly of the utility model further improvement lies in that, moving trolley walking
In on assembled prefabricated pipe gallery segment.
Description of the drawings
Fig. 1 is the structural schematic diagram of the installation vehicle of the prefabricated pipe gallery assembly of the utility model.
Specific implementation mode
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
Refering to fig. 1, the utility model provides a kind of installation vehicle of prefabricated pipe gallery assembly, for prefabricated piping lane
It constructs, solves existing assembled equipment and each piping lane segment is made to take a long time progress assembly due to unreasonable structure,
And the problem of being also difficult to ensure joint quality.Installation vehicle provided by the utility model can be in mounted prefabricated pipe gallery section
The top walking of section, after being moved to the installed position of prefabricated pipe gallery segment to be installed, utilizes sliding equipment and lifting
Prefabricated pipe gallery segment to be installed is transferred to accurate installed position and carries out assembly by the cooperation of structure, can realize pipe
The accurately and quickly assembly of corridor segment, is effectively guaranteed precast assembly pipe gallery registration, stable connection, user
Just.The installation vehicle of the prefabricated pipe gallery assembly of the utility model is illustrated below in conjunction with the accompanying drawings.
Refering to fig. 1, it is shown that the structural schematic diagram of the installation vehicle of the prefabricated pipe gallery assembly of the utility model.It ties below
Fig. 1 is closed, the structure of the installation vehicle of the prefabricated pipe gallery assembly of the utility model is illustrated.
As shown in Figure 1, the installation vehicle 20 of the prefabricated pipe gallery assembly of the utility model includes moving trolley 21, support
Frame body 22, sliding equipment 23 and hoisting mechanism 24, moving trolley 21 therein can walk, and be used for prefabricated synthesis to be installed
Piping lane segment 11 is transported to installed position；Supporting frame 22 is located in moving trolley 21；Sliding equipment 23 is mounted on support
On frame body 22, which can move along trolley 21 and be moved forward and backward；Hoisting mechanism 24 is mounted on sliding equipment 23
On, which can be moved forward and backward with sliding equipment 23, and hoisting mechanism 24 can move up and down, and with it is to be installed
Prefabricated pipe gallery segment 11 connection, prefabricated pipe gallery segment 11 to be installed is transported to by installation by hoisting mechanism 24
Position is to carry out assembly.
It is when transporting prefabricated pipe gallery segment 11 to be installed using the installation vehicle 20 of the utility model, this is prefabricated comprehensive
It closes piping lane segment 11 to be placed in moving trolley 21, after the movement in place of trolley 21 to be moved, waits pacifying by this using hoisting mechanism 24
Dress prefabricated pipe gallery segment 11 sling, then utilize sliding equipment 23 by the prefabricated pipe gallery segment 11 to be installed to
Preceding transport, stops after being moved to installed position, followed by hoisting mechanism 24 by the prefabricated pipe gallery section to be installed
11 decentralization of section realizes to installation site and carries out accurate with mounted prefabricated pipe gallery segment and quickly dock.
As a better embodiment of the utility model, sliding equipment 23 includes the cunning for being mounted on 22 top of supporting frame
Dynamic guide rail 231, the sliding shoe 232 being slidably installed in rail plate 231 and the driving structure being drivingly connected with sliding shoe 232
233, drive sliding shoe 232 to be moved forward and backward in rail plate 231 by driving structure 233.To realize skate machine
Structure 23 drives hoisting mechanism 24 and prefabricated pipe gallery segment 11 to be installed to be moved forward and backward together, realizes to be installed
The accurately position of prefabricated pipe gallery segment 11 is adjusted.
Preferably, driving structure 233 includes the driving motor 2331 being mounted on sliding shoe 232, the driving motor 2331
Output shaft on be installed with gear, driving motor 2331 drives the gear positive or reversion rotation；It is equipped on rail plate 231
The rack 234 being meshed with gear drives the forward or reverse of gear 234 by the forward or reverse of driving motor 2331, into
And gear 234 is moved forward or rearward along rack 234.The shifting of sliding equipment 23 is realized using the engagement of gear and rack
It is dynamic, enable to the position of prefabricated pipe gallery segment 11 to be installed to adjust more accurate, and position adjusting is simpler just
It is prompt.
As another better embodiment of the utility model, hoisting mechanism 24 includes the be mounted on sliding shoe 232
One reel 241, first motor 242, one ends wound first the leading on the first reel 241 being drivingly connected with the first reel 241
Messenger 243 and the fixed frame 244 below sliding shoe 232；Fixed frame 244 and prefabricated pipe gallery segment 11 to be installed
It connects, is installed with rotatable first traction wheel 2441 in the fixed frame 244, which is fixedly connected with first and leads
The one ends wound of the other end of messenger 243 namely the first traction rope 243 is fixed on the first reel 241, and the other end is fixed on
On one traction wheel 2441, the rotation of the first reel 241 is driven to realize decentralization by first motor 242 or packs up the first traction rope
243, to drive prefabricated pipe gallery segment 11 to be installed to move downward or upward by fixed frame 244.Specifically, first
When motor 242 drives the first reel 241 to rotate forward, which rolls the first traction rope 243, is led by first
Messenger 243 moves up fixed frame 244, and then prefabricated pipe gallery segment 11 to be installed is driven to move up, and realizes
Prefabricated pipe gallery segment 11 to be installed is lifted；When first motor 242 drives the first reel 241 to rotate backward, this first
Reel 241 transfers the first traction rope 243, is moved down fixing piece 244 by the first traction rope 243, and then drive and wait pacifying
The prefabricated pipe gallery segment 11 of dress moves down, and realizes and transfers prefabricated pipe gallery segment 11 to be installed.
Further, the hoisting mechanism 24 of the utility model further include be mounted on sliding shoe 232 on the second reel 245,
The second motor 246 and one ends wound being drivingly connected with the second reel 245 in the second traction rope 247 on the second reel 245,
The second traction wheel 2442 that is rotatable and being oppositely arranged with the first traction wheel 2441 is installed in fixed frame 244, this second leads
The other end of the second traction rope 247 is fixedly connected on running wheel 2442, that is, the one ends wound of the second traction rope 247 is fixed on
On two reels 245, the other end is fixed on the second traction wheel 2442, by the second motor 246 drive the second reel 245 rotation with
Realize decentralization or pack up the second traction rope 247, to by fixed frame 244 drive prefabricated pipe gallery segment 11 to be installed to
Down or move up.Second motor 246 is run simultaneously with first motor 242, passes through the second motor 246 and first motor 242 1
It is moved downward or upward with prefabricated pipe gallery segment 11 to be installed is driven.Specifically, the second motor 246 drives the second reel
245 when rotating forward, which rolls the second traction rope 247, by the second traction rope 247 by fixed frame 244 to
Upper movement, and then prefabricated pipe gallery segment 11 to be installed is driven to move up, it realizes prefabricated integrated pipe to be installed
It lifts corridor segment 11；Second motor 246 drives the second reel 245 when rotating backward, and second reel 245 is by the second traction rope
247 decentralizations, are moved down fixing piece 244 by the second traction rope 247, and then drive prefabricated pipe gallery segment to be installed
11 move down, and realize and transfer prefabricated pipe gallery segment 11 to be installed.
Further, fixed frame 244 is frame structure, in the shaft that is fixedly provided with of the frame structure, the first traction
Wheel 2441 and the second traction wheel 2442 are set in shaft, realize turning for the first traction wheel 2441 and the second traction wheel 2442
Dynamic connection.It is installed with grip block in the bottom of fixed frame 244, passes through grip block and prefabricated pipe gallery segment 11 to be installed
It is detachably connected.
As the another better embodiment of the utility model, moving trolley 21 includes crossbeam 211, is mounted on crossbeam
The wheel 212 of 211 bottoms, the supporting leg 213 for being installed on 211 end of crossbeam and the steering wheel on crossbeam 211
214, supporting leg 213 therein has height adjusting function, by adjusting the height of supporting leg 213 so that wheel 212 is hanging, in turn
The height of supporting leg 213 is turned up so that wheel 212 after moving trolley 21 moves in place for the fixation for realizing moving trolley 21
Vacantly, and then by the supporting leg 213 positioned at end crossbeam 211 is supported, realize moving trolley 21 stablizes support, it is therefore prevented that
In the random movement for transporting 11 moving trolley 21 of prefabricated pipe gallery segment to be installed.Steering wheel 214 is small for controlling movement
The direction of travel of vehicle 21, direction disk 214 are connected with the control of wheel 212, and wheel 212 is adjusted by the rotation of steering wheel 214
Direction then realizes the direction of travel of adjustment moving trolley.
Further, moving trolley 21 further includes the controller 215 being mounted on crossbeam 211, the controller 215 and cunning
Motivation structure 23 and the control connection of hoisting mechanism 24, to control the operation of sliding equipment 23 and hoisting mechanism 24.Preferably, the control
Device 215 is connected with driving motor 2331, first motor 242 and the control of the second motor 246, and driving electricity is controlled by controller 215
The operation of machine 2331, first motor 242 and the second motor 246.
As another better embodiment of the utility model, the setting of the direction of travel and pipe gallery of moving trolley 21
Direction is identical, which is moved along the setting direction of pipe gallery, by prefabricated pipe gallery to be installed
It transports in place segment 11.Preferably, the moving trolley 21 walks on assembled prefabricated pipe gallery segment.
Below to installation vehicle 20 provided by the utility model transport the process of prefabricated pipe gallery segment 11 to be installed into
Row explanation.
First prefabricated pipe gallery segment 11 to be installed is transported on installation vehicle 20, by the prefabricated integrated pipe to be installed
Corridor segment 11 is positioned on the crossbeam 211 of installation vehicle 20, and fixed frame 244 and prefabricated pipe gallery segment 11 to be installed are connected
It connects, the grip block being arranged by 244 bottom of fixed frame is removably connected and fixed with prefabricated pipe gallery segment 11 to be installed；
Then push moving trolley 21, the moving trolley 21 to be moved forward along mounted piping lane segment forward, in place after, pass through
It adjusts the height of supporting leg 213 and wheel 212 is vacantly secured into moving trolley 21 in turn.Followed by the control of controller 215 the
One motor 242 and the second motor 246 are run simultaneously, will be to be installed pre- by the rotation of the first reel 241 and the second reel 245
It slings upwards pipe gallery segment 11 processed so that prefabricated pipe gallery segment 11 to be installed is with crossbeam 211 at a distance of certain
Distance then controls driving motor 2331 by controller 215 and runs, sliding shoe 232 pushed forward, and then with hoisting machine
Structure 24 and prefabricated pipe gallery segment 11 to be installed move forward together, when the prefabricated pipe gallery segment 11 to be installed is moved
After moving in place, out of service by the control driving motor 2331 of controller 215, controller 215 controls first motor 242 and second
Motor 246 is run simultaneously, by the rotation of the first reel 241 and the second reel 245 by prefabricated pipe gallery segment to be installed
11 transfer to position to be installed, and first motor 242, the second motor 246 and driving motor 2331 are controlled by controller 215
The accurate transport of prefabricated pipe gallery segment 11 to be installed is realized in operation, is realized accurate quickly docking, is improved prefabricated comprehensive
The construction efficiency and construction quality for closing piping lane ensure that the registration of prefabricated pipe gallery segment, the utility model provide peace
Entrucking has feature simple in structure, easy to use.
The utility model is described in detail above in association with attached drawing embodiment, those skilled in the art can root
Many variations example is made to the utility model according to above description.Thus, certain details in embodiment should not be constituted to this practicality
Novel restriction, the utility model will be using the ranges that the appended claims define as the scope of protection of the utility model.
Claims (9)
1. a kind of installation vehicle of prefabricated pipe gallery assembly, which is characterized in that including：
The moving trolley that can be walked；
Branch is set to the supporting frame in the moving trolley；
The sliding equipment being installed on support frame as described above body, the sliding equipment can carry out front and back move along the moving trolley
It is dynamic；And
The hoisting mechanism being installed on the sliding equipment, the hoisting mechanism can be moved forward and backward with the sliding equipment, and
The hoisting mechanism can move up and down, and be connect with prefabricated pipe gallery segment to be installed, by the hoisting mechanism by institute
It states prefabricated pipe gallery segment to be installed and is transported to installation site to carry out assembly.
2. the installation vehicle of prefabricated pipe gallery assembly as described in claim 1, which is characterized in that the sliding equipment includes
Be installed on the rail plate at the top of support frame as described above body, the sliding shoe being slidedly arranged in the rail plate and with the sliding shoe
The driving structure of drive connection drives the sliding shoe to be moved before and after being carried out in the rail plate by the driving structure
It is dynamic.
3. the installation vehicle of prefabricated pipe gallery assembly as claimed in claim 2, which is characterized in that the driving structure includes
The driving motor being installed on the sliding shoe is installed with gear on the output shaft of the driving motor；
The rail plate is equipped with the rack being meshed with the gear；
It forward or is moved forward and backward along the rack by the forward or reverse driving gear of the driving motor.
4. the installation vehicle of prefabricated pipe gallery assembly as claimed in claim 2, which is characterized in that the hoisting mechanism includes
The first reel for being installed on the sliding shoe, the first motor being drivingly connected with first reel, one ends wound are in described
The first traction rope on first reel and the fixed frame below the sliding shoe；
The fixed frame is connect with the prefabricated pipe gallery segment to be installed, and rotatable is installed in the fixed frame
One traction wheel, first traction wheel are fixedly connected with the other end of first traction rope, and institute is driven by the first motor
The first spool turns are stated to realize decentralization or pack up first traction rope, to described to be installed by fixed frame drive
Prefabricated pipe gallery segment move downward or upward.
5. the installation vehicle of prefabricated pipe gallery assembly as claimed in claim 4, which is characterized in that the hoisting mechanism also wraps
Include the second reel being installed on the sliding shoe, with second reel be drivingly connected the second motor and one ends wound in
The second traction rope on second reel；
It is installed with the second traction wheel that is rotatable and being oppositely arranged with first traction wheel in the fixed frame, described second
Traction wheel is fixedly connected with the other end of the second traction rope；
Second motor is run simultaneously with the first motor, is driven together by second motor and the first motor
It moves downward or upward the prefabricated pipe gallery segment to be installed.
6. the installation vehicle of prefabricated pipe gallery assembly as described in claim 1, which is characterized in that the moving trolley includes
Crossbeam, the wheel for being installed on the crossbeam bottom, the supporting leg for being installed on the crossbeam end and it is installed on the vehicle
Steering wheel on crossbeam；
The supporting leg has height adjusting function, by adjusting the height of the supporting leg so that the wheel hanging, Jin Ershi
The fixation of moving trolley is showed；
The direction of travel of the moving trolley is controlled by the steering wheel.
7. the installation vehicle of prefabricated pipe gallery assembly as claimed in claim 6, which is characterized in that the moving trolley is also wrapped
The controller being installed on the crossbeam is included, the controller is connected with the sliding equipment and hoisting mechanism control,
To control the operation of the sliding equipment and the hoisting mechanism.
8. the installation vehicle of prefabricated pipe gallery assembly as described in claim 1, which is characterized in that the row of the moving trolley
It is identical as the setting direction of pipe gallery to walk direction.
9. the installation vehicle of prefabricated pipe gallery assembly as described in claim 1, which is characterized in that the moving trolley walking
In on assembled prefabricated pipe gallery segment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721575547.XU CN207620002U (en) | 2017-11-22 | 2017-11-22 | The installation vehicle of prefabricated pipe gallery assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721575547.XU CN207620002U (en) | 2017-11-22 | 2017-11-22 | The installation vehicle of prefabricated pipe gallery assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207620002U true CN207620002U (en) | 2018-07-17 |
Family
ID=62829541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721575547.XU Expired - Fee Related CN207620002U (en) | 2017-11-22 | 2017-11-22 | The installation vehicle of prefabricated pipe gallery assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207620002U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107893430A (en) * | 2017-11-22 | 2018-04-10 | 中国建筑第八工程局有限公司 | The assembled installation car of prefabricated pipe gallery |
| CN108708397A (en) * | 2018-08-08 | 2018-10-26 | 中铁四局集团第四工程有限公司 | The laying method of the standard section of the underground pipe gallery |
| CN109811793A (en) * | 2019-03-22 | 2019-05-28 | 中冶京诚工程技术有限公司 | Mobile factory for prefabricated pipe joints and production method of prefabricated pipe joints |
-
2017
- 2017-11-22 CN CN201721575547.XU patent/CN207620002U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107893430A (en) * | 2017-11-22 | 2018-04-10 | 中国建筑第八工程局有限公司 | The assembled installation car of prefabricated pipe gallery |
| CN107893430B (en) * | 2017-11-22 | 2024-09-13 | 中国建筑第八工程局有限公司 | Mounting vehicle for assembling prefabricated comprehensive pipe rack |
| CN108708397A (en) * | 2018-08-08 | 2018-10-26 | 中铁四局集团第四工程有限公司 | The laying method of the standard section of the underground pipe gallery |
| CN108708397B (en) * | 2018-08-08 | 2020-09-25 | 中铁四局集团第四工程有限公司 | Laying method of standard section of underground pipe gallery |
| CN109811793A (en) * | 2019-03-22 | 2019-05-28 | 中冶京诚工程技术有限公司 | Mobile factory for prefabricated pipe joints and production method of prefabricated pipe joints |
| CN109811793B (en) * | 2019-03-22 | 2024-02-06 | 中冶京诚工程技术有限公司 | Mobile factory for prefabricated pipe sections and production method of prefabricated pipe sections |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180717 |