CN108005114A - A kind of piping lane pours mould - Google Patents
A kind of piping lane pours mould Download PDFInfo
- Publication number
- CN108005114A CN108005114A CN201711310941.5A CN201711310941A CN108005114A CN 108005114 A CN108005114 A CN 108005114A CN 201711310941 A CN201711310941 A CN 201711310941A CN 108005114 A CN108005114 A CN 108005114A
- Authority
- CN
- China
- Prior art keywords
- slide
- piping lane
- backform
- external mold
- movable stand
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 230000002787 reinforcement Effects 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/04—Making large underground spaces, e.g. for underground plants, e.g. stations of underground railways; Construction or layout thereof
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The present invention discloses a kind of piping lane and pours mould, including base, external mold, internal model and the steel reinforcement cage between external mold and internal model, the internal model includes side form and backform in two, it is characterized in that, slide is set on base inside the internal model, trolley is set on slide, trolley both sides are connected by hydraulic cylinder with side form in two respectively;Stent is set above the steel reinforcement cage, pull rod is set on stent, pull rod is connected with backform;Slide is set on base on the outside of the external mold, mobile lifting is set on slide, mobile to lift the crossbeam for including both sides movable stand and being connected to above the movable stand of both sides, the top that hydraulic cylinder and external mold are set on crossbeam connects, and the side wall that hydraulic cylinder and external mold are set on movable stand connects;The present invention realizes that mould is spelled in mechanization, so as to improve efficiency by trolley and mobile lifting;Steel reinforcement cage overhead support fixes backform by pull rod, coordinates with external mold, interior side form, you can pour piping lane;It pours reliable, easy for installation, and it is short to pour the cycle, and piping lane pouring quality is good.
Description
Technical field
The present invention relates to the cast-in-place technical field of piping lane, more particularly to a kind of piping lane to pour mould.
Background technology
Piping lane refers to that a municipal administration is built below urban road shares tunnel, and electric power, communication, water supply, combustion gas etc. is more
Kind municipal pipeline concentrates on one, carries out " unified planning, unified construction, unified management ", to accomplish the synthesis profit of the underground space
With shared with resource.
Traditional piping lane is built generally uses cast-in-place method more, this just needs assembled mould, commonly uses artificial wooden model assembly, its
Assembled and its trouble, while when assembled mould, especially internal backform be often be most difficult to fixation, it is necessary to below backform
Strut, its assembly is cumbersome, and the cycle is poured so as to extend.
The content of the invention
It is an object of the present invention to provide a kind of piping lane to pour mould, realizes mechanization assembly mould, realization pours can
Lean on, pouring quality is good, mould is easy for installation, it is short to pour the cycle.
Its technical solution is as follows:
A kind of piping lane pours mould, including base, external mold, internal model and the steel reinforcement cage between external mold and internal model, described
Internal model includes side form and backform in two, sets slide on the base inside the internal model, trolley is set on slide, trolley both sides lead to respectively
Hydraulic cylinder is crossed to be connected with side form in two;
Stent is set above the steel reinforcement cage, pull rod is set on stent, pull rod is connected with backform;
Slide is set on base on the outside of the external mold, sets mobile lifting on slide, mobile lifting include both sides movable stand and
The crossbeam being connected to above the movable stand of both sides, the top that hydraulic cylinder and external mold are set on crossbeam connect, set on movable stand hydraulic cylinder with
The side wall connection of external mold.
Jacking is set above the trolley, and is connected by hydraulic cylinder, it is convenient that backform is installed.
The backform includes the center backform being connected with pull rod and the outer backform being connected with jacking, can reduce holding for pull rod
Weight.
Bidirectional hydraulic bar is set in the jacking, its both ends is hinged with being fixed on the connection sheet on the top of side form in two respectively,
Trolley is facilitated to collapse side form in two.
Hydraulic stem is all provided with the slide of the movable stand and pallet bottom, one end of hydraulic stem is fixedly connected with movable stand or platform
Car, the other end set sliding block, and sliding block is connected with slide, and the fixing device for being fixed on slide is set on sliding block, passes through
Hydraulic stem easily can pull or promote movable hanger and trolley to move ahead or fall back.
The hydraulic stem is arranged on the middle part of movable stand or trolley, realizes the movable stand of connection hydraulic stem or the front and rear weight of trolley
Amount is uniform, avoids occurring big porpoising in moving process.
The fixing device is cam lever, including cam and the connecting rod that is connected with cam, cam be arranged on sliding block and slide it
Between, its fixed form operation is simple and convenient.
The movable stand and pallet bottom are all provided with draw runner and are connected with slide, and cam lever, including cam are also set on draw runner
And the connecting rod being connected with cam, cam are arranged between draw runner and slide, can fix movable stand or trolley, avoid sliding.
The stent includes two bottom plates being connected with steel reinforcement cage, sets montant respectively on two bottom plates, is set between two montants
Cross bar, pull rod one end are fixed on cross bar, other end connection backform.
Below the cross bar, reinforcing bar is additionally provided between two montants, slash is set between reinforcing bar and cross bar, so as to increase branch
The structural strength of frame.
The advantage of the invention is that:By trolley and mobile lifting, realize that mould is spelled in mechanization, so as to improve efficiency, and pour
It is good to build quality;Steel reinforcement cage overhead support fixes backform by pull rod, coordinates with external mold, interior side form, you can pour piping lane;Wait to pour
When the concrete of piping lane has certain fastness, retain the center backform of support rod connection, you can prevent from pouring at the top of piping lane and collapse
Fall into, side form, outer backform and external mold can be applied to next apply by the trolley and mobile lifting that each connect respectively in two
Workshop section, its utilization rate is high, is substantially shorter construction period;Trolley and movable hanger are realized by hydraulic stem in the present invention at the same time
Stabilization is creeped, and realizes that mechanization is moved, without manually promoting.
Brief description of the drawings
Fig. 1 is the main structure diagram of the present invention;
Fig. 2 is the dimensional structure diagram when present invention does not dispose steel reinforcement cage;
Fig. 3 is the structure diagram of movable stand bottom liquid strut portion in the present invention;
Fig. 4 is the structure diagram of cam bar part in the present invention.
Embodiment
The present invention is illustrated further below in conjunction with the accompanying drawings.
As shown in Fig. 1,2,3 and 4, a kind of piping lane pours mould, including base 1, external mold 2, internal model 3 and arranged on external mold 1 with
Steel reinforcement cage 4 between internal model 2, internal model 3 include side form 31 and backform 32 in two;The top of steel reinforcement cage 4 sets stent 5, and drawing is set on stent 5
Bar 51, pull rod 51 are connected with backform 32;Slide 6 is set on base 1 inside internal model 3, trolley 7,7 both sides of trolley point are set on slide 6
It is not connected by hydraulic cylinder 81 with side form in two;The top of trolley 7 sets jacking 71, and is connected by hydraulic cylinder 81, and backform 32 includes
The center backform 321 being connected with pull rod 51 and the outer backform 322 being connected with jacking 71;Bidirectional hydraulic bar 82 is set in jacking 71, its
Both ends are hinged with being fixed on the connection sheet 311 on the top of side form 31 in two respectively;
Slide 6 is also set on the base 1 in the outside of external mold 2, mobile lifting 9 is set on slide 6, mobile lifting 9 includes both sides and moves
Frame 91 and the crossbeam 92 for being connected to the top of both sides movable stand 91, set hydraulic cylinder 81 on crossbeam 92 and are connected with the top of external mold 2, moved
The side wall that hydraulic cylinder 81 is set on frame 91 with external mold 2 is connected.
Hydraulic stem 83 is all provided with slide 6 among 7 bottom of movable stand 91 and trolley, one end of hydraulic stem 83 is fixedly connected with shifting
Moving frame 91 or trolley 7, the other end set sliding block 831, and sliding block 831 is connected with slide 6, and 831 are set on sliding block for being fixed on
Cam lever 832 on slide 6, cam lever 832 includes cam 8321 and the connecting rod 8322 being connected with cam 8321, cam 8321 are set
Between sliding block 831 and slide 6.
Movable stand 91 and 7 bottom of trolley are all provided with draw runner 93 and are connected with slide 6, and cam lever 832 is also set on draw runner 93, bag
Cam 8321 and the connecting rod 8322 being connected with cam 8321 are included, cam 8311 is arranged between draw runner 93 and slide 6.
Stent 5 includes the bottom plate 52 being connected with steel reinforcement cage 4, sets montant 53 respectively on bottom plate 52, horizontal stroke is set between two montants 53
Bar 54,51 one end of pull rod are fixed on cross bar 54, other end connection backform 32;Below cross bar 54, it is additionally provided between two montants 53
Reinforcing bar 55, sets slash 56 between reinforcing bar 55 and cross bar 54.
The present invention operation principle be:
A lot of stent 52 is placed by 5 bottom plate 52 of fixing bracket side by side above steel reinforcement cage 4;And pass through 57 liang of connecting rod
Two connections.
Trolley 7 and movable hanger 9 is creeped to required position by the hydraulic stem 83 of 91 bottom of trolley 7 and movable stand, dial
Dynamic cam lever 832 between trolley 7 and 91 bottom draw runner 93 of movable stand and slide 6, makes its positioning;
Control bidirectional hydraulic bar 82 makes 31 outside both sides of side form in outer backform 322 and two in place, control the liquid of the top of trolley 7
Cylinder pressure 81 makes in outer backform 322 and two on jacking 71 side form 31, and control bidirectional hydraulic bar 82 makes side form 31 in two upwards in place
In place, center backform 321 is placed among outer backform 322 using the suspension hook 93 of movable hanger 9, passes through 71 support of jacking in outside both sides
Firmly, complete backform 32 is formed, and center backform 321 is fixedly connected by pull rod 51 with stent 5;
The hydraulic cylinder 81 of 9 crossbeam 92 of movable hanger and movable stand 91 is controlled, makes external mold 2 in place;
Using the movable hanger 9 after external mold 2 and 3 end of internal model install mouth mold, that is, form complete piping lane mould, you can
The concrete perfusion into piping lane mould, forms one section of piping lane.
After piping lane solidifies a period of time, you can by addition to the center backform 321 that stent 5 connects, other internal models 3 and external mold
2 remove, and move to next piping lane and pour workshop section.
When removing mould, because of the connection sheet 311 on 31 top of side form and being hinged for bidirectional hydraulic bar 82 in two, controllable trolley
7 both sides hydraulic cylinders 81 are shunk, and shrink 31 lower part of side form in two, then control 81 retracted downward of hydraulic cylinder of the top of trolley 7, control
Two-way hydraulic cylinder 82 is to middle shrinkage, so as to fulfill the contraction of internal model 3;The hydraulic cylinder 81 of movable hanger 9 is controlled, external mold can be facilitated
2 contraction.Unclamp the cam lever 832 between trolley 7 and 91 bottom draw runner 93 of movable stand and slide 6, you can using trolley 7 and move
The hydraulic stem 83 of 91 bottom of moving frame, makes trolley 7 and movable hanger 9 is creeped and next piping lane pours workshop section.
The foregoing is merely the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, some improvement can also be made, such as increase more pull rods, these change
Into also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of piping lane pours mould, including base, external mold, internal model and the steel reinforcement cage between external mold and internal model, described interior
Mould includes side form and backform in two, it is characterised in that slide is set on the base inside the internal model, trolley, trolley are set on slide
Both sides are connected by hydraulic cylinder with side form in two respectively;
Stent is set above the steel reinforcement cage, pull rod is set on stent, pull rod is connected with backform;
Slide is set on base on the outside of the external mold, mobile lifting is set on slide, mobile lifting includes both sides movable stand and connection
Crossbeam above the movable stand of both sides, the top that hydraulic cylinder and external mold are set on crossbeam connect, and hydraulic cylinder and external mold are set on movable stand
Side wall connection.
2. a kind of piping lane according to claim 1 pours mould, it is characterised in that sets jacking above the trolley, and leads to
Cross hydraulic cylinder connection.
3. a kind of piping lane according to claim 2 pours mould, it is characterised in that bidirectional hydraulic bar is set in the jacking,
Its both ends is hinged with being fixed on the connection sheet on the top of side form in two respectively.
4. a kind of piping lane according to claim 1 pours mould, it is characterised in that the cunning of the movable stand and pallet bottom
Hydraulic stem is all provided with rail, one end of hydraulic stem is fixedly connected with movable stand or trolley, and the other end sets sliding block, and sliding block coordinates with slide and connects
Connect, and the fixing device for being fixed on slide is set on sliding block.
5. a kind of piping lane according to claim 4 pours mould, it is characterised in that the hydraulic stem is arranged on movable stand or platform
The middle part of car.
6. a kind of piping lane according to claim 4 pours mould, it is characterised in that the fixing device is cam lever, bag
Cam and the connecting rod being connected with cam are included, cam is arranged between sliding block and slide.
7. a kind of piping lane according to claim 4 pours mould, it is characterised in that the movable stand and pallet bottom are all provided with
Draw runner and slide are connected, and also set cam lever on draw runner, including cam and the connecting rod that be connected with cam, cam be arranged on draw runner and
Between slide.
8. a kind of piping lane according to claim 1 pours mould, it is characterised in that the stent includes being connected with steel reinforcement cage
Two bottom plates, set montant respectively on two bottom plates, cross bar set between two montants, pull rod one end is fixed on crossbeam, the other end
Connect backform.
9. a kind of piping lane according to claim 8 pours mould, it is characterised in that below the cross bar, between two montants
Reinforcing bar is additionally provided with, slash is set between reinforcing bar and cross bar.
10. a kind of piping lane according to claim 2 pours mould, it is characterised in that the backform includes being connected with pull rod
Center backform and the outer backform that is connected with jacking.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711310941.5A CN108005114A (en) | 2017-12-11 | 2017-12-11 | A kind of piping lane pours mould |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711310941.5A CN108005114A (en) | 2017-12-11 | 2017-12-11 | A kind of piping lane pours mould |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108005114A true CN108005114A (en) | 2018-05-08 |
Family
ID=62057933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711310941.5A Pending CN108005114A (en) | 2017-12-11 | 2017-12-11 | A kind of piping lane pours mould |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108005114A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109129846A (en) * | 2018-10-18 | 2019-01-04 | 山东连云山建筑科技有限公司 | A kind of detachable assembling type bay window mold |
CN109235294A (en) * | 2018-11-14 | 2019-01-18 | 贵州中昇东浩科技有限公司 | A kind of culvert construction device |
CN111101975A (en) * | 2019-12-03 | 2020-05-05 | 中国建筑第七工程局有限公司 | Integrated double-bin pipe gallery construction trolley and construction method thereof |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09125319A (en) * | 1995-10-30 | 1997-05-13 | Ohbayashi Corp | Construction method of bridge girder |
WO2012096639A1 (en) * | 2011-01-10 | 2012-07-19 | Johnson Frank K | Modular construction mold apparatus and method for constructing concrete buildings and structures |
CN202688888U (en) * | 2012-07-17 | 2013-01-23 | 中交第二公路工程局有限公司 | Deck type reversely hung template hanging frame |
CN103835238A (en) * | 2014-02-21 | 2014-06-04 | 中铁大桥局股份有限公司 | High-pier cable-stayed bridge zero-number block non-bracket construction method and structure in construction process |
CN106194216A (en) * | 2016-09-13 | 2016-12-07 | 湖南五新模板有限公司 | A kind of Rectangular Box Culvert and constructing tunnel chassis |
CN107023032A (en) * | 2017-02-27 | 2017-08-08 | 贾登忠 | A kind of cast-in-place method of pipe gallery |
CN107060831A (en) * | 2017-06-09 | 2017-08-18 | 中建八局第建设有限公司 | One kind is used for tunnel groove constructing device |
CN107130521A (en) * | 2017-05-26 | 2017-09-05 | 中建五局第三建设有限公司 | Method for constructing large-section beam bailey bracket hoisting mold of pit cliff wall section |
CN207775925U (en) * | 2017-12-11 | 2018-08-28 | 贵州中昇东浩科技有限公司 | A kind of piping lane pours mold |
-
2017
- 2017-12-11 CN CN201711310941.5A patent/CN108005114A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09125319A (en) * | 1995-10-30 | 1997-05-13 | Ohbayashi Corp | Construction method of bridge girder |
WO2012096639A1 (en) * | 2011-01-10 | 2012-07-19 | Johnson Frank K | Modular construction mold apparatus and method for constructing concrete buildings and structures |
CN202688888U (en) * | 2012-07-17 | 2013-01-23 | 中交第二公路工程局有限公司 | Deck type reversely hung template hanging frame |
CN103835238A (en) * | 2014-02-21 | 2014-06-04 | 中铁大桥局股份有限公司 | High-pier cable-stayed bridge zero-number block non-bracket construction method and structure in construction process |
CN106194216A (en) * | 2016-09-13 | 2016-12-07 | 湖南五新模板有限公司 | A kind of Rectangular Box Culvert and constructing tunnel chassis |
CN107023032A (en) * | 2017-02-27 | 2017-08-08 | 贾登忠 | A kind of cast-in-place method of pipe gallery |
CN107130521A (en) * | 2017-05-26 | 2017-09-05 | 中建五局第三建设有限公司 | Method for constructing large-section beam bailey bracket hoisting mold of pit cliff wall section |
CN107060831A (en) * | 2017-06-09 | 2017-08-18 | 中建八局第建设有限公司 | One kind is used for tunnel groove constructing device |
CN207775925U (en) * | 2017-12-11 | 2018-08-28 | 贵州中昇东浩科技有限公司 | A kind of piping lane pours mold |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109129846A (en) * | 2018-10-18 | 2019-01-04 | 山东连云山建筑科技有限公司 | A kind of detachable assembling type bay window mold |
CN109235294A (en) * | 2018-11-14 | 2019-01-18 | 贵州中昇东浩科技有限公司 | A kind of culvert construction device |
CN111101975A (en) * | 2019-12-03 | 2020-05-05 | 中国建筑第七工程局有限公司 | Integrated double-bin pipe gallery construction trolley and construction method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207143755U (en) | A kind of adjustable bracket for No. 0 block of bridge pier | |
CN203768814U (en) | High-pier minor-radius curve cast-in-situ box girder novel moving die carrier | |
CN105908777A (en) | Comprehensive pipe gallery sliding mold and application method thereof | |
CN205805577U (en) | A kind of arch wall type open cut tunnel chassis | |
CN207003479U (en) | Cast-in-place city utility tunnel whole formwork system | |
CN108005114A (en) | A kind of piping lane pours mould | |
CN104131515A (en) | Method for constructing cast-in-place box beam by means of movable formwork | |
CN203081466U (en) | Integrated moving framework for inverted arch of tunnel | |
CN103195450A (en) | Hydraulic tunnel inverted arch operation trolley and inverted arch construction method | |
CN108086170B (en) | The hole construction method excessively of mobile formwork and mobile formwork | |
CN207775925U (en) | A kind of piping lane pours mold | |
CN102605720B (en) | Integrated construction equipment for binding and lifting continuous beam steel reinforcement framework and construction method | |
CN202658529U (en) | Device for integrally hoisting and molding prefabricated reinforced bars for fabricating girders of high-speed rails in situ | |
CN208563380U (en) | A kind of self-propelled pipe gallery plate device | |
CN110714785A (en) | Pipe gallery top plate construction trolley, trolley set and construction method | |
CN202185966U (en) | Novel hydraulic internal mold for U-shaped beam | |
CN202164548U (en) | Deck type mobile formwork bridge-building machine dedicated to double T type bridge construction | |
CN201972095U (en) | Chain block lifting platform for thin-walled hollow piers of bridges | |
CN211421171U (en) | Cast-in-place utility tunnel movable support platform truck formwork system | |
CN201511439U (en) | System for integrally binding and hoisting box girder steel reinforcement framework | |
CN102198691A (en) | Hydraulic inner die for segmented box girder | |
CN108098979A (en) | A kind of PK sections concrete box girder precast segment template | |
CN206359897U (en) | A kind of radial type steel core form unit | |
CN102720360B (en) | Combination device of secondary high building supported lifted and poured cement formwork and building material lifting and lifting box | |
CN205895266U (en) | Subway secretly digs station integral platform truck station room layer bracket template system of two linings |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |