CN209368878U - Assembled underground pipe gallery - Google Patents
Assembled underground pipe gallery Download PDFInfo
- Publication number
- CN209368878U CN209368878U CN201822003653.1U CN201822003653U CN209368878U CN 209368878 U CN209368878 U CN 209368878U CN 201822003653 U CN201822003653 U CN 201822003653U CN 209368878 U CN209368878 U CN 209368878U
- Authority
- CN
- China
- Prior art keywords
- piping lane
- upper piece
- bottom sheet
- connecting column
- clip slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to assembled underground pipe galleries, belong to technical field of buildings.Including piping lane upper piece, piping lane bottom sheet, middle partition, connecting column；The piping lane upper piece is by partition clip slot, upper piece groove, side fin and prestressed pore passage composition, the upper piece groove of piping lane upper piece is located at the lowermost end of piping lane upper piece side wall, partition clip slot is located at the centre of upper piece piping lane upper piece top plate, upper piece side fin is located at the middle of piping lane upper piece top plate and the middle of piping lane upper piece side wall, the side fin of bottom sheet is located at the middle of piping lane bottom sheet bottom plate and piping lane bottom sheet side wall, in the other end of piping lane upper piece, lateral grooves are set, lateral grooves ipsilateral fin is corresponding, prestressed pore passage is arranged symmetrically relative to the side fin of piping lane upper piece top plate；The utility model has the advantages that bearing capacity is high, convenient transport, site operation speed is fast, helps to shorten the construction period, and solid memder purposes is more, greatly reduces construction cost.
Description
Technical field
The utility model belongs to technical field of buildings, more particularly to assembled underground pipe gallery.
Background technique
Underground pipe gallery is also known as common trench, it is to implement unified planning, design, construction and maintenance, is built in Urban Underground and is used for
Lay the public utility of municipal public use pipeline.Refer to Urban Underground for concentrate laying electric power, communication, radio and television,
The public tunnel of the municipal pipelines such as water supply, draining, heating power, combustion gas.Underground pipe gallery can effectively prevent " zipper road " phenomenon, allow skill
Art personnel can repair all kinds of pipelines in piping lane, be safeguarded, extending capacity reformation etc. without excavated pavement repeatedly, while big
Big reduction pipeline emergency repair time, urban architecture field in be widely used in a variety of applications, be ensure city operations important
Infrastructure and " lifeline ".
State Council pays much attention to promote the construction of Urban Underground pipe gallery, and " State Council pass has successively been printed and distributed since 2013
In reinforce urban infrastructure construction opinion ", " General Office of the State Council about reinforce City Buried Pipeline implementation management guidance
Opinion ", deployment carries out the construction pilot work of Urban Underground pipe gallery as country promotes the construction of Urban Underground pipe gallery, very
Multitube corridor project is constructed using cast-in-place method, is taken time and effort, and with the rapid growth of city piping lane engineering project, piping lane construction skill
Art is also fast-developing, in the case where the thoughts such as green, efficient, environmental protection, energy conservation are leading, using prefabricated assembled pipe gallery construction technology
Project it is also more and more, it is that one kind is prefabricated in the factory tube coupling, the emerging pipe gallery construction method of construction site assembly.
And in existing assembled piping lane construction technology, there is also transport hardly possible, cost is high, and connection complexity etc. is many to ask
Topic, it would be highly desirable to solve.
Utility model content
To solve the above problems, the utility model proposes assembled underground pipe galleries, mainly for developing one kind
Convenient transportation, connection is simple and reliable, and solid memder can have multiple purposes, and the relatively low underground pipe gallery of cost can effectively solve existing
Technological deficiency.
The technical solution adopted in the utility model is as follows
Assembled underground pipe gallery, including piping lane upper piece, piping lane bottom sheet, middle partition, connecting column；The piping lane upper piece, piping lane
Bottom sheet is precast construction, and the piping lane upper piece is made of partition clip slot, upper piece groove, side fin and prestressed pore passage, pipe
The upper piece groove of corridor upper piece is located at the lowermost end of piping lane upper piece side wall, and partition clip slot is located at the centre of piping lane upper piece top plate, on
The side fin of piece is located at the middle of piping lane upper piece top plate and the middle of piping lane upper piece side wall, and the side fin of bottom sheet is located at
It is recessed that side is arranged in piping lane upper piece one end opposite with side fin in the middle of piping lane bottom sheet bottom plate and piping lane bottom sheet side wall
Slot, lateral grooves ipsilateral fin is corresponding, and prestressed pore passage is arranged symmetrically relative to the side fin of piping lane upper piece top plate；Institute
The piping lane bottom sheet stated is made of partition clip slot, bottom sheet fin, side fin and prestressed pore passage, and partition clip slot is raised by two pieces
Triangular prism and a groove form, and clip slot operating platform is arranged on the partition clip slot, and the setting of clip slot operating platform is pressed from both sides in partition
On the bevel edge of slot, the both sides in length and breadth of clip slot operating platform are respectively fully horizontal with vertically, and clip slot operating platform has upper and lower
To through-hole, piping lane upper piece connected in a manner of tongue and groove with piping lane bottom sheet bottom sheet fin and upper piece groove；The side is convex
Rib is separately positioned on the side wall of the centres of two prestressed pore passages, piping lane upper piece and piping lane bottom sheet (2)；Above and below the middle partition
Both ends are respectively arranged with middle bulkhead through-hole corresponding with partition clip slot；The connecting column is provided with connecting column operating platform and company
Column groove is connect, the cross section of the connecting column is class octagon, duct is outputed on four non-conterminous sides wherein, another four
Arrange that connecting column operating platform, the empty portions of connecting column operating platform are triangular prism on a non-conterminous side along its length
Body, the connecting column operating platform have the upper and lower and perforative through-hole of left and right both direction, the company on connecting column difference side
Connect the position of column operation platform answered once a pair, quantity it is identical, and quantity is at least three, is arranged symmetrically；The middle partition is
Both ends are provided with the concrete slab of hole, the position of hole of the middle bulkhead through-hole with clip slot operating platform, on connecting column operating platform
It is corresponding with quantity, rubber water-proof layer is provided on the outside of bottom sheet fin；One piping lane upper piece, piping lane bottom sheet, a centre
Several middle partitions and several connecting columns form a tube coupling, by side fin and lateral grooves with tongue and groove between two tube couplings
Mode connect, and install by prestressed pore passage carry out tensioning fix；One end of middle partition is pressed from both sides by bolt and partition
The other end of slot connection, middle partition is connected by the connecting column groove of bolt and connecting column, four connecting columns of the connecting column
Groove is bolted with middle partition.
Further, the groove of the partition clip slot setting is deeper than the concrete of piping lane upper piece top plate and piping lane bottom sheet bottom plate
Plane.
Further, the through-hole of left and right and upper and lower both direction is provided in the connecting column operating platform.
Further, the prestressed pore passage is respectively arranged two on piping lane bottom sheet bottom plate and piping lane upper piece top plate, arrangement
On relative to the symmetrical position of partition clip slot, and the prestressed pore passage position on piping lane upper piece top plate and piping lane bottom sheet bottom plate
It sets corresponding.
Further, the middle partition is horizontal baffle or vertical clapboard.
The utility model has the beneficial effects that
The effect and advantage of the utility model are that bearing capacity is higher, and convenient transport largely reduces component mistake
The great number traffic expense caused by complexity, site operation speed is fast, helps to shorten the construction period, and solid memder purposes is more, drops significantly
Low construction cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the piping lane upper piece of the utility model assembled underground pipe gallery.
Fig. 2 is a kind of structural schematic diagram of the piping lane bottom sheet of the utility model assembled underground pipe gallery.
Fig. 3 is another structural schematic diagram of the piping lane bottom sheet of the utility model assembled underground pipe gallery.
Fig. 4 is the structural schematic diagram of the middle partition of the utility model assembled underground pipe gallery.
Fig. 5 is the structural schematic diagram of the connecting column of the utility model assembled underground pipe gallery.
Fig. 6 is the structural schematic diagram that two tube couplings of the utility model assembled underground pipe gallery connect.
Fig. 7 is the waterproof construction schematic diagram of the utility model assembled underground pipe gallery.
In figure: 1 is piping lane upper piece；2 be piping lane bottom sheet；3 be partition clip slot；4 be clip slot operating platform；5 be bottom sheet fin；
6 be upper piece groove；7 be side fin；8 be lateral grooves；9 be prestressed pore passage；10 be middle partition；11 be middle bulkhead through-hole；
12 be connecting column；13 be connecting column operating platform；14 be connecting column groove；15 be rubber water-proof layer；16 be piping lane upper piece top plate；
17 be piping lane upper piece side wall；18 be piping lane bottom sheet bottom plate；19 be piping lane bottom sheet side wall.
Specific embodiment
In order to further illustrate the utility model, the utility model is retouched in detail with reference to the accompanying drawings and embodiments
It states, but they cannot be interpreted as to the restriction to scope of protection of the utility model.
Embodiment 1:
As shown in Fig. 1 ~ 7, the utility model assembled underground pipe gallery, including piping lane upper piece 1, piping lane bottom sheet 2, middle partition
10, connecting column 12；The piping lane upper piece 1, piping lane bottom sheet 2 be precast construction, the piping lane upper piece 1 by partition clip slot 3, upper piece
Groove 6, side fin 7 and prestressed pore passage 9 form, and the upper piece groove 6 of piping lane upper piece 1 is located at the most bottom of piping lane upper piece side wall 17
End, partition clip slot 3 are located at the centre of upper piece piping lane upper piece top plate 16, and upper piece side fin 7 is located at piping lane upper piece top plate 16
Middle and piping lane upper piece side wall 17 middle, the side fin 7 of bottom sheet is located at piping lane bottom sheet bottom plate 18 and piping lane bottom sheet
Lateral grooves 8,8 ipsilateral of lateral grooves is arranged in the one end opposite with side fin 7 of piping lane upper piece 1 in the middle of side wall 19
Fin 7 is corresponding, and prestressed pore passage 9 is arranged symmetrically relative to the side fin 7 of piping lane upper piece top plate 16；The piping lane bottom sheet
2 are made of partition clip slot 3, bottom sheet fin 5, side fin 7 and prestressed pore passage 9, and partition clip slot 3 is by two pieces of raised triangular prisms
It is formed with a groove, clip slot operating platform 4 is set on the partition clip slot 3, clip slot operating platform 4 is opened in partition clip slot 3
On bevel edge, the both sides in length and breadth of clip slot operating platform 4 are respectively fully horizontal with vertically, and clip slot operating platform 4 has up and down direction
Through-hole, piping lane upper piece 1 connected in a manner of tongue and groove with piping lane bottom sheet 2 bottom sheet fin 5 and upper piece groove 6, the side
Fin 7 is separately positioned on the side wall of the centre of two prestress holes 9, piping lane upper piece 1 and piping lane bottom sheet 2, the middle partition 10
Upper and lower ends are respectively arranged with middle bulkhead through-hole 11 corresponding with partition clip slot 3, and the connecting column 12 is provided with connecting column behaviour
Make platform 13 and connecting column groove 14, the cross section of the connecting column 12 is class octagon, wherein four non-conterminous sides
On output duct, arrange connecting column operating platform 13, connecting column operating platform along its length on the non-conterminous side of other four
13 empty portions are tri-prismoid, and the connecting column operating platform 13 has the upper and lower and perforative through-hole of left and right both direction,
The position of connecting column operating platform 13 on the different sides of the connecting column 12 and quantity correspond, and quantity is at least three,
It is arranged symmetrically, the middle partition 10 is the concrete slab that both ends are provided with hole, bulkhead through-hole 11 and clip slot operating platform in these
4, the position of the hole on connecting column operating platform 12 and quantity are corresponding, and the outside of bottom sheet fin 5 is provided with rubber water-proof
Layer 15,1, piping lane bottom sheet 2 of a piping lane upper piece, intermediate several middle partitions 10 and several connecting columns 12 form a pipe
It saves, is connected in a manner of tongue and groove between two tube couplings side fin 7 and lateral grooves 8, and install and pass through prestressing force
Duct 9 carries out tensioning and fixes；One end of middle partition 10 is connect by bolt with partition clip slot 3, and the other end of middle partition 10 passes through
Bolt is connect with the connecting column groove 14 of connecting column 12, and four connecting column grooves 14 of connecting column 12 are with middle partition 10 with bolt
Mode connects.
The groove that the partition clip slot 3 is arranged is deeper than the concrete of piping lane piping lane upper piece top plate 16 and piping lane bottom sheet bottom plate 18
Plane.
The through-hole of left and right and upper and lower both direction is provided in the connecting column operating platform 13.
The prestressed pore passage 9 is disposed relative to each two on piping lane bottom sheet bottom plate 18 and piping lane upper piece top plate 16
9 position of prestressed pore passage on the symmetrical position of partition clip slot 3, and on piping lane upper piece top plate 16 and piping lane bottom sheet bottom plate 18
It is corresponding.
The middle partition 10 is horizontal baffle or vertical clapboard.
As shown in Figure 1, Figure 2, shown in Fig. 4, Fig. 6, Fig. 7, the double cabin structures of the single layer of assembled underground pipe gallery include piping lane upper piece 1,
Piping lane bottom sheet 2, middle partition 10 when in-site installation, need that piping lane bottom sheet 2 is first positioned and placed on ready place, except the
Outside one tube coupling, remaining piping lane bottom sheet 2 previous tongue and groove will be connected to each other therewith, i.e. pair of side fin 7 and lateral grooves 8
It connects, then, middle partition 10 is inserted into, blending bolt passes through the left and right through-hole of the operating platform 4 of piping lane bottom sheet bottom plate 18, then will
Piping lane upper piece 1 is installed, and blending bolt passes through the left and right through-hole of the operating platform 4 of piping lane bottom sheet bottom plate 18, finally by interval plate 10
It is tightly coupled together with piping lane upper piece 1, piping lane bottom sheet 2, and so on, the installation of tube coupling is completed, and carry out deformed bar
Tensioning.
Embodiment 2: as shown in Fig. 1 ~ 7, the utility model assembled underground pipe gallery, including piping lane upper piece 1, piping lane bottom sheet 2,
Middle partition 10, connecting column 12；The piping lane upper piece 1, piping lane bottom sheet 2 are precast construction, and the piping lane upper piece 1 is by partition clip slot
3, upper piece groove 6, side fin 7 and prestressed pore passage 9 forms, and the upper piece groove 6 of piping lane upper piece 1 is located at piping lane upper piece side wall 17
Lowermost end, partition clip slot 3 is located at the centre of upper piece piping lane upper piece top plate 16, and upper piece side fin 7 is located at piping lane upper piece
The middle of top plate 16 and the middle of piping lane upper piece side wall 17, the side fin 7 of bottom sheet are located at piping lane bottom sheet bottom plate 18 and pipe
Lateral grooves 8,8 ipsilateral fin of lateral grooves, 7 phase is arranged in the other end of piping lane upper piece 1 in the middle of corridor bottom sheet side wall 19
Corresponding, prestressed pore passage 9 is arranged symmetrically relative to the side fin 7 of piping lane upper piece top plate 16；The piping lane bottom sheet 2 is by partition
Clip slot 3, bottom sheet fin 5, side fin 7 and prestressed pore passage 9 form, and partition clip slot 3 is by two pieces of raised triangular prisms and one
Groove forms, and clip slot operating platform 4 is arranged on the partition clip slot 3, and clip slot operating platform 4 is opened on the bevel edge of partition clip slot 3,
The both sides in length and breadth of clip slot operating platform 4 are respectively fully horizontally and vertical, through-hole of the clip slot operating platform 4 with left and right directions,
Piping lane upper piece 1 is connected in a manner of tongue and groove with piping lane bottom sheet 2 bottom sheet fin 5 and upper piece groove 6, and the side fin 7 divides
It is not arranged on the side wall of the centres of two prestress holes 9, piping lane upper piece 1 and piping lane bottom sheet 2, middle 10 upper and lower ends of partition
It is respectively arranged with middle bulkhead through-hole 11 corresponding with partition clip slot 3, the connecting column 12 is provided with connecting column operating platform 13
Cross section with connecting column groove 14, the connecting column 12 is class octagon, outputs hole on four non-conterminous sides wherein
Connecting column operating platform 13, the vacancy of connecting column operating platform 13 are arranged in road along its length on the non-conterminous side of other four
Part is tri-prismoid, and the connecting column operating platform 13 has the upper and lower and perforative through-hole of left and right both direction, the connection
The position of connecting column operating platform 13 on the different sides of column 12 and quantity correspond, and quantity is at least three, is arranged symmetrically,
The middle partition 10 is the concrete slab that both ends are provided with hole, and bulkhead through-hole 11 and clip slot operating platform 4, connecting column are grasped in these
Position and the quantity for making the hole on platform 12 are corresponding, and the outside of bottom sheet fin 5 is provided with rubber water-proof layer 15, a pipe
The piping lane bottom sheet 2 of corridor upper piece 1, one, intermediate several middle partitions 10 and several connecting columns 12 form a tube coupling, two tube couplings it
Between connected in a manner of tongue and groove side fin 7 and lateral grooves 8, and install by prestressed pore passage 9 carry out tensioning
It is fixed；One end of middle partition 10 is connect by bolt with partition clip slot 3, and the other end of middle partition 10 passes through bolt and connecting column 12
Connecting column groove 14 connect, four connecting column grooves 14 of connecting column 12 connect in a manner of bolt with middle partition 10.
The groove that the partition clip slot 3 is arranged is deeper than the concrete of piping lane piping lane upper piece top plate 16 and piping lane bottom sheet bottom plate 18
Plane.
The through-hole of left and right and upper and lower both direction is provided in the connecting column operating platform 13.
The prestressed pore passage 9 is disposed relative to each two on piping lane bottom sheet bottom plate 18 and piping lane upper piece top plate 16
On the symmetrical position of partition clip slot 3, and prestressed pore passage 9 on piping lane upper piece top plate 16 and piping lane bottom sheet bottom plate 18
It sets corresponding.
The middle partition 10 is used for horizontal baffle or vertical clapboard.
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, the double cabin piping lanes of the multilayer of assembled underground pipe gallery include on piping lane
Piece 1, piping lane bottom sheet 2, middle partition 10, connecting column 12 when in-site installation, need first to position on ready place and place pipe
Corridor bottom sheet 2, in addition to first tube coupling, remaining piping lane bottom sheet 2 previous tongue and groove will be connected to each other therewith, i.e. side fin 7 and side
The docking of face groove 8 then carries out the installation of partition 10 in lower part, it is closely connected with piping lane bottom sheet bottom plate 18 by bolt
It connects, connecting column 12 and mounted middle partition 10 is fixed by bolt then, then interval between layers is installed
Plate 10 simultaneously carries out it with connecting column 12 to be bolted fixation, then installs uppermost middle partition 10 and fixes, finally pacifies
It is fixed with uppermost middle partition 10 by bolt, the fixation of entire tube coupling is completed, with such by tubulature corridor upper piece 1
It pushes away, completes the installation of tube coupling, and carry out the tensioning of deformed bar.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (5)
1. assembled underground pipe gallery, it is characterised in that: including piping lane upper piece (1), piping lane bottom sheet (2), middle partition (10), connecting column
(12)；The piping lane upper piece (1), piping lane bottom sheet (2) be precast construction, the piping lane upper piece (1) by partition clip slot (3), on
Piece groove (6), side fin (7) and prestressed pore passage (9) composition, the upper piece groove (6) of piping lane upper piece (1) are located at piping lane upper piece
The lowermost end of side wall (17), partition clip slot (3) are located at the centre of piping lane upper piece top plate (16), upper piece side fin (7) position
In the middle of piping lane upper piece top plate (16) and the middle of piping lane upper piece side wall (17), the side fin (7) of bottom sheet is located at pipe
The middle of corridor bottom sheet bottom plate (18) and piping lane bottom sheet side wall (19), piping lane upper piece (1) and side fin (7) it is opposite one
End is arranged lateral grooves (8), and lateral grooves (8) ipsilateral fin (7) is corresponding, and prestressed pore passage (9) is relative to piping lane upper piece
The side fin (7) of top plate (16) is arranged symmetrically；The piping lane bottom sheet (2) is by partition clip slot (3), bottom sheet fin (5), side
Fin (7) and prestressed pore passage (9) composition, partition clip slot (3) is made of two pieces of raised triangular prisms and a groove, it is described every
Clip slot operating platform (4) are set on plate clip slot (3), clip slot operating platform (4) is arranged on the bevel edge of partition clip slot (3), clip slot
The both sides in length and breadth of operating platform (4) are respectively fully horizontally and vertical, through-hole of the clip slot operating platform (4) with up and down direction,
Piping lane upper piece (1) is connected in a manner of tongue and groove with piping lane bottom sheet (2) bottom sheet fin (5) and upper piece groove (6)；The side
Fin (7) is separately positioned on the side wall of the centre of two prestressed pore passages (9), piping lane upper piece (1) and piping lane bottom sheet (2)；Institute
It states middle partition (10) upper and lower ends and is respectively arranged with middle bulkhead through-hole (11) corresponding with partition clip slot (3)；The connecting column
(12) it is provided with connecting column operating platform (13) and connecting column groove (14), the cross section of the connecting column (12) is positive eight side of class
Shape outputs duct on four non-conterminous sides wherein, arranges that connecting column is grasped along its length on the non-conterminous side of other four
Make platform (13), the empty portions of connecting column operating platform (13) are tri-prismoid, and the connecting column operating platform (13) has
Up and down and the perforative through-hole of left and right both direction, the position of the connecting column operating platform (13) on the connecting column (12) difference side
Answered once a pair, quantity it is identical, and quantity is at least three, is arranged symmetrically；The middle partition (10) is that both ends are provided with hole
Concrete slab, the position sum number of hole of the middle bulkhead through-hole (11) with clip slot operating platform (4), on connecting column operating platform (13)
It measures corresponding, rubber water-proof layer (15) is provided on the outside of bottom sheet fin (5)；One piping lane upper piece (1), a piping lane bottom sheet
(2), intermediate several middle partitions (10) and several connecting columns (12) form a tube coupling, pass through side fin between two tube couplings
(7) it is connected in a manner of tongue and groove with lateral grooves (8), and installs and fixed by prestressed pore passage (9) progress tensioning；Interval
One end of plate (10) is connect by bolt with partition clip slot (3), and the other end of middle partition (10) passes through bolt and connecting column (12)
Connecting column groove (14) connection, four connecting column grooves (14) of the connecting column (12) pass through bolt with middle partition (10)
Connection.
2. assembled underground pipe gallery according to claim 1, it is characterised in that: the groove of partition clip slot (3) setting
It is deeper than the concrete plane of piping lane upper piece top plate (16) and piping lane bottom sheet bottom plate (18).
3. assembled underground pipe gallery according to claim 1, it is characterised in that: set in the connecting column operating platform (13)
It is equipped with the through-hole of left and right and upper and lower both direction.
4. assembled underground pipe gallery according to claim 1, it is characterised in that: the prestressed pore passage (9) is under piping lane
Each setting two on piece bottom plate (18) and piping lane upper piece top plate (16) is disposed relative on the symmetrical position of partition clip slot (3),
And it is corresponding with prestressed pore passage (9) position on piping lane bottom sheet bottom plate (18) in piping lane upper piece top plate (16).
5. assembled underground pipe gallery according to claim 1, it is characterised in that: the middle partition (10) be horizontal baffle or
Vertical clapboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822003653.1U CN209368878U (en) | 2018-12-01 | 2018-12-01 | Assembled underground pipe gallery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822003653.1U CN209368878U (en) | 2018-12-01 | 2018-12-01 | Assembled underground pipe gallery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209368878U true CN209368878U (en) | 2019-09-10 |
Family
ID=67834944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822003653.1U Expired - Fee Related CN209368878U (en) | 2018-12-01 | 2018-12-01 | Assembled underground pipe gallery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209368878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113789810A (en) * | 2021-09-03 | 2021-12-14 | 中交投资南京有限公司 | Prefabricated assembly type pipe gallery and construction method thereof |
-
2018
- 2018-12-01 CN CN201822003653.1U patent/CN209368878U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113789810A (en) * | 2021-09-03 | 2021-12-14 | 中交投资南京有限公司 | Prefabricated assembly type pipe gallery and construction method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190910 Termination date: 20211201 |