CN214302856U - Hinge variable cross-section elevator shaft mould - Google Patents
Hinge variable cross-section elevator shaft mould Download PDFInfo
- Publication number
- CN214302856U CN214302856U CN202022376960.1U CN202022376960U CN214302856U CN 214302856 U CN214302856 U CN 214302856U CN 202022376960 U CN202022376960 U CN 202022376960U CN 214302856 U CN214302856 U CN 214302856U
- Authority
- CN
- China
- Prior art keywords
- template
- wall
- templates
- angle
- elevator shaft
- 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.)
- Active
Links
- 238000009415 formwork Methods 0.000 claims description 50
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 abstract description 9
- 239000002002 slurry Substances 0.000 abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 3
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 3
- 241001330002 Bambuseae Species 0.000 abstract description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 3
- 239000011425 bamboo Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The utility model relates to the technical field of building structure construction templates, and provides a hinge variable cross-section elevator shaft template, which comprises a four-wall template, an angle template, a template folding and unfolding frame and a follow-up platform; the number of the four-wall templates and the number of the angle templates are 4, the angle templates are right-angle templates, and each angle template is connected with 2 adjacent four-wall templates through hinges; the template collecting and releasing frame is positioned at the central part of the cylindrical mold and is respectively connected with 4 four-wall templates through adjustable pull rods; the adjustable pull rod can drive the four-wall template to be close to or far away from the center of the cylinder mould, and further drive the angle template to be close to or far away from the center. The utility model discloses guarantee section of thick bamboo wall four corners and be 90 degrees, the wall does not have the recess. The structure of the central template collecting and releasing frame can meet the construction requirement, the squareness of an elevator shaft is ensured, the processing is simple and convenient, the template supporting and the demoulding are simple and light, the operation is simple, and the labor and the time are saved; the corner template and the four-wall template are designed to be in rabbet lap joint, so that slurry leakage can be effectively prevented, and concrete at the joint of the templates is smooth and has no groove.
Description
Technical Field
The utility model relates to a building structure construction formwork technical field, in particular to hinge variable cross section elevator well section of thick bamboo mould.
Background
At present, in the construction of high-rise buildings, common elevator shaft concrete templates are in bulk distribution, or multi-hinged integral cylinder molds or angle mold and flitch type cylinder molds are used. In the construction practice, the loose-distribution templates in bulk occupy too many times of tower crane hoisting, the formwork supporting time is long, and the labor and the time are wasted; the multi-hinged integral cylinder mould has a construction structure corner which is an arc angle; demolding and formwork erecting are complicated, time is consumed for formwork alignment, slurry leakage and cracking are prone to occur at the hinge, grooves are formed in the wall surface constructed by the angle formwork with the flitch type cylindrical formwork, and the wall surface quality does not meet construction requirements;
the cylinder mould can ensure that four corners of the cylinder wall are 90 degrees, the wall surface is free of grooves, the squareness of the elevator shaft is ensured, the processing is simple and convenient, the formwork and the demoulding are simple and light, the operation is simple, labor and time are saved, the slurry leakage can be effectively prevented, and the concrete at the splicing part of the template is level and has no grooves.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, provide a hinge variable cross section elevator shaft mould, ensure elevator shaft side by side, processing is simple and convenient, and the formwork is simple light with the drawing of patterns, easy operation.
The utility model adopts the following technical scheme:
a hinge variable cross-section elevator shaft barrel mould comprises a four-wall template, an angle template and a template folding and unfolding frame;
the number of the four-wall templates and the number of the angle templates are 4, the angle templates are right-angle templates, and each angle template is connected with 2 adjacent four-wall templates through a hinge plate;
the template folding and unfolding frame is positioned at the central part of the cylindrical mold and is respectively connected with 4 four-wall templates through adjustable pull rods;
the adjustable pull rod can drive the four-wall template to be close to or far away from the center of the cylinder mould, so as to drive the angle template to be close to or far away from the center, and demoulding and formwork supporting are realized.
Furthermore, the tube mould also comprises a follow-up platform for supporting the four-wall template, the corner template and the template storage rack.
Furthermore, the whole four-wall template is of a plane structure, and the panels of the four-wall template are recessed into the vertical frame; the corner template is an adjustable internal corner template, and each side panel protrudes out of the vertical frame; the corner template and the four-wall template form a tongue-and-groove type lap joint structure, and the tongue-and-groove is provided with a tongue-and-groove adjusting seam.
Furthermore, the panel of the corner template protrudes out of the vertical frame by 70mm, the panel of the four-wall template is recessed into the vertical frame by 20mm, and the rabbet adjusting seam is 5 mm.
Furthermore, 3 groups of hinge plates are arranged on the angle template and are uniformly arranged from top to bottom; each group of hinge plates comprises 1 fixed hinge plate and 2 movable hinge plates, and the corner template is respectively connected with the adjacent four-wall template through the fixed hinge plates and the movable hinge plates. The fixed hinge plate and the angle template are fixed and are fixed relative to the angle template, the movable hinge plate is respectively fixed with the fixed hinge plate and the four-wall template by a pin shaft, the four-wall template moves to drive the angle template to be separated, the fixed hinge plate and the movable hinge plate are components of a formwork supporting and withdrawing mechanism, and the template separation and the formwork supporting are realized under the combined action.
Furthermore, the four-wall template is an integral large steel template, 4 transverse keels are arranged on the large steel template and welded with the large steel template into a whole, movable hinge plate connecting seats are arranged between the transverse keels, and two vertical edges of the large steel template are notches; the movable hinge plate connecting seat of the large steel template is connected with the movable hinge plate of the angle template through a hinge.
Furthermore, rollers are arranged in the middle of the lower ends of the four-wall templates, and guide rails of the rollers are arranged on the follow-up platform.
Further, the template folding and unfolding frame comprises an upper cross support frame, a lower cross support frame, 2 groups of cross supports, a spanner, a vertical adjusting screw rod and a left screw nut and a right screw nut;
the cross-shaped support frame is hinged with the keels of the four-wall template through adjustable pull rods;
the 2 groups of cross-shaped support frames are connected through the vertical adjusting screw rod and the left and right screw nuts; and rotating the handle at the upper end of the vertical adjusting screw rod to drive the left and right screw nuts of the adjusting screw rod to move up and down, and further driving 2 groups of the cross-shaped support frames to do telescopic motion, so that the formwork supporting and the formwork retracting of the four-wall formwork are realized.
Further, follow-up platform is the beam slab component, be provided with on the follow-up platform and supply the gliding guide rail of gyro wheel, be used for follow-up platform and wall connection's support bracket, and be used for follow-up platform lifts by crane the rings.
Furthermore, the number of the guide rail, the lifting ring and the support bracket is 4.
The utility model has the advantages that:
1. the corner is not easy to leak slurry, the adjustment and alignment are convenient, the safety and the reliability are realized, and the formwork support and the demoulding are convenient;
2. the product is easy to realize standardized management, easy to store and transport, and saves the transport cost;
3. the standardization and the serialization are easy to realize, the production and manufacturing cost is low, and the production management is easy;
4. the application range is wide, and the wall plane template can be assembled and molded by simply configuring the wall plane template according to engineering requirements;
5. the standardization degree is high, most components can be recycled, the utilization rate is high, and the investment cost is low.
Drawings
Fig. 1a shows that the utility model discloses a hinge variable cross section elevator well cylinder mould's vertical cut structure schematic diagram.
Fig. 1b is a schematic top view of a hinge variable cross-section elevator shaft formwork after the formwork of the present invention is erected.
Fig. 1c is a schematic top view of the hinge variable cross-section elevator shaft mold after the mold is closed according to the embodiment of the present invention.
FIG. 2 is a schematic structural diagram of an angle template in an embodiment; wherein (a) is a front view and (b) is a top view.
Fig. 3 is an enlarged schematic view of the corner form structure in the embodiment (the corner form is in a state after being folded).
FIG. 4 is a schematic structural view of a four-wall form according to an embodiment; wherein (a) is a front view schematic, (b) is a top view schematic, and (c) is a side view schematic.
FIG. 5 is a schematic structural view of a template storage rack in the embodiment; wherein (a) is a front view schematic, and (b) is a side view schematic (the template storage rack is in a mold folding state).
FIG. 6 is a schematic structural diagram of a follow-up platform according to an embodiment; wherein (a) is a front view schematic and (b) is a side view schematic.
The labels in the figure are: 1-angle template; 2-four-wall template; 3-a template collecting and releasing frame; 4-a follow-up platform; 11-a cover plate; 12-hinge axis; 121-hinge axis one; 122-hinge axis two; 123-hinge axis III; 13-fixed hinge plate; 14-a living hinge plate; 21- (four-wall formwork) panels; 22- (four-wall template) vertical frame; 23- (four-wall formwork) transverse frame; 24-a lifting ring seat plate; 25-vertical ribs; 26-transverse keel; 27-hinge plate connection base; 28-keel base; 29-a roller; 31-a wrench; 32-sleeve one; 33-an adjustable pull rod; 34-vertical adjusting screw rods (left and right screw rods); 35-sleeve II; 36-left and right screw nuts; 37-a diagonal link; 41-support bracket; 42-main beam; 43- (follow-up platform) panels; 44-vertical beam one; 45-vertical beam II; 46-vertical beam III; 47-beam one; 48-a lifting ring; 49-beam II; 50- (follow-up platform) vertical frame; 51-guide rail.
Detailed Description
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that technical features or combinations of technical features described in the following embodiments should not be considered as being isolated, and they may be combined with each other to achieve better technical effects. In the drawings of the embodiments described below, the same reference numerals appearing in the respective drawings denote the same features or components, and may be applied to different embodiments.
As shown in fig. 1a, 1b and 1c, the utility model discloses a hinge variable cross section elevator shaft mould, including four-wall template 2, angle template 1, template receiving and releasing frame 3 and follow-up platform 4; the number of the four-wall templates 2 and the number of the corner templates 1 are 4, the corner templates 1 are right-angle corner templates, and each corner template 1 is connected with the adjacent 2 four-wall templates 2 through hinge plates; the template storage rack 3 is positioned at the central part of the cylindrical mold, and the template storage rack 3 is respectively connected with 4 four-wall templates 2 through adjustable pull rods 33 (see the figure 1 and the figure 5); the adjustable pull rod 33 can drive the four-wall template 2 to approach or depart from the center of the cylindrical template, and further drive the angle template 1 to approach or depart from the center; the shown follow-up platform 4 is used for supporting the four-wall formwork 2, the corner formwork 1 and the formwork storage rack 3.
Preferably, the corner formwork 1 can adopt standard fixed corner formwork of the same specification, and the four-wall formwork 2 can be configured with formworks of different length specifications according to different well dimensions. The four-wall template 2 is connected with the standard corner template 1 through a fixed hinge plate 13 and a movable hinge plate 14, the joint of the corner template 1 and the four-wall template 2 is spliced in a convex-concave opening mode, so that the corner template 1 and the four-wall template 2 are spliced and then arranged on the same plane, and a 5mm adjusting seam is arranged between the tongue-and-groove of the corner template 1 and the four-wall template 2.
In a particularly preferred embodiment, the panels of the four-wall formwork 2 are recessed into the vertical rim 22; the corner template 1 is an adjustable internal corner template, and each side panel protrudes out of a vertical frame; the corner template 1 and the four-wall template 2 form a tongue-and-groove type lap joint structure, and the tongue-and-groove is provided with a tongue-and-groove adjusting seam; preferably, the panel of the corner template 1 protrudes out of the vertical frame by 70mm, the panel 21 of the four-wall template 2 is recessed into the vertical frame 22 by 20mm, and the rabbet adjusting seam is 5 mm.
The four-wall formwork 2 can take many forms, one specific implementation being shown in fig. 4. In the embodiment, the four-wall template 2 is an integral large steel template, 4 transverse keels 26 are arranged on the large steel template and welded with the large steel template into a whole, movable hinge plate connecting seats 27 are arranged between the transverse keels 26, and two vertical edges of the large steel template are notches; the movable hinge plate connecting seat 27 of the large steel template is connected with the movable hinge plate 14 of the angle template 1 through a hinge; with specific reference to fig. 4, it should be noted that fig. 4 is only one way of the four-wall form 2, and is not intended to limit the scope of the present invention.
In one embodiment, as shown in fig. 2-3, the angle form 1 is provided with 3 sets of hinge plates, which are uniformly arranged from top to bottom; each group of hinge plates comprises 1 fixed hinge plate 13 and 2 movable hinge plates 14, and the corner template 1 is respectively connected with the adjacent four-wall template 2 through the movable hinge plates 14. It should be noted that the angle form 1 shown in fig. 2-3 is only one of the structural forms, and can be implemented in other forms according to the same inventive concept.
Preferably, the four-wall formwork 2 is provided with rollers 29 at the lower middle position, and the guide rails 51 of the rollers 29 are arranged on the follow-up platform 4.
In one embodiment, as shown in fig. 5, the template storage rack 3 comprises an upper cross support frame, a lower cross support frame, 2 sets of cross support frames, a wrench 31, a vertical adjusting screw rod (a left-right screw rod 34), and a left-right screw nut 36; the cross-shaped support frame is hinged with the keels of the four-wall template 2 through adjustable pull rods 33; the 2 groups of cross-shaped support frames are connected through the vertical adjusting screw rod (a left-right screw rod 34) and a left-right screw nut 36; the handle 31 at the upper end of the vertical adjusting screw rod 34 is rotated to drive the left and right screw nuts 36 of the vertical adjusting screw rod 34 to move up and down, so as to drive the cross-shaped support frames of the 2 groups to move in a telescopic manner, and the formwork supporting and the formwork retracting of the four-wall formwork 2 are realized.
In one embodiment, as shown in fig. 6, the following platform 4 is a beam slab member, and the following platform 4 is provided with a guide rail 51 for sliding a roller, a support bracket 41 for connecting the following platform 4 with a wall, and a hanging ring 48 for hanging the following platform 4. The number of the guide rail 51, the lifting ring 48 and the support bracket 41 is 4.
The working principle of the utility model is as follows:
after the cylinder mould is positioned on the follow-up platform 4, the left and right screw nuts 36 on the vertical adjusting screw rod 34 are driven to move up and down by rotating the handle 31 at the upper end of the vertical adjusting screw rod 34, and the two groups of cross-shaped support frames are driven to move telescopically, so that the four-wall template 2 is driven to realize template supporting and mould retracting. When a formwork is supported, the movable hinge plate 14 is driven by the four-wall formwork 2, the fixed hinge plate 13 and the angle formwork 1 are pushed to extend outwards along the direction forming an angle of 45 degrees with the four-wall formwork 2, so that the formwork supporting of the angle formwork 1 is in place, otherwise, when the formwork is demoulded, the angle formwork 1 is pulled to retract along the direction forming an angle of 45 degrees with the four-wall formwork 2 by the four-wall formwork 2, the movable hinge plate 14 and the fixed hinge plate 13, so that the demoulding is realized. In order to facilitate the support of the formwork and the demoulding, reduce the friction and reduce the resistance of the support and the collection of the central formwork receiving and releasing frame 3, the lower side of the four-wall formwork 2 is provided with a roller 29. The raceway guide rail 51 of the roller 29 is arranged on the following platform 4 at the lower side of the cylinder mould; the following platform 4 is a base for supporting and fixing the cylinder mould and is an operation platform for supporting and demoulding the mould. The height of the cylinder mould is adjusted by reserving platform supporting leg fixing slotted holes with different layer heights on the shaft wall.
In practical use, after the four corner templates 1 are basically in place, the adjustable pull rod members 33 of the central template folding and unfolding frame 3 are finely adjusted, so that the cylindrical mold reaches the standard geometric dimension. Then according to the conventional method of large templates, the wall bolt is tightened, and the concrete can be poured. When the concrete reaches the demolding strength during demolding, the through-wall bolts are removed, and the central template folding and unfolding frames 3 are respectively rotated reversely, so that the four-wall templates 2 drive the angle templates 1 to simultaneously move inwards. Because the angle template 1 lags behind the four-wall template 2, the lagging distance is larger than the thickness of the template panel, 5mm adjusting seams (adjustable) are arranged between the angle template 1 and the four-wall template 2, thus the angle template 1 can move inwards by the distance of 25mm (adjustable), and the distance between the four-wall template 2 and the wall reaches 50mm (adjustable). The entire cylinder mould is released from the concrete surface (see fig. 1 c). The integral lifting cylinder mould can be lifted to the next mould position.
The utility model discloses can guarantee that section of thick bamboo wall four corners is 90 degrees, the wall does not have the recess. The center of the cylinder mould is provided with a central template collecting and releasing frame 3, the structure can meet the construction requirement, the squareness of an elevator shaft is ensured, the processing is simple and convenient, the mould supporting and demoulding are simple and light, the operation is simple, and the labor and the time are saved. The corner template 1 and the four-wall template 2 are designed into the tongue-and-groove lap joint, which can effectively prevent the slurry leakage, and the concrete at the splicing seams of the templates is flat and has no groove.
The utility model discloses be particularly useful for the floor height and be less than or equal to 3.3 meters various floor height, cross section length of side be greater than or equal to 1.5 meters elevator shaft construction.
While several embodiments of the present invention have been presented herein, it will be appreciated by those skilled in the art that changes can be made to the embodiments herein without departing from the spirit of the invention. The above-described embodiments are merely exemplary and should not be taken as limiting the scope of the invention.
Claims (9)
1. A hinge variable cross-section elevator shaft cylinder mould is characterized in that the cylinder mould comprises a four-wall template, an angle template, a template collecting and releasing frame and a follow-up platform;
the number of the four-wall templates and the number of the angle templates are 4, the angle templates are right-angle templates, and each angle template is connected with 2 adjacent four-wall templates through a hinge plate;
the template folding and unfolding frame is positioned at the central part of the cylindrical mold and is respectively connected with 4 four-wall templates through adjustable pull rods;
the adjustable pull rod can drive the four-wall template to approach or depart from the center of the cylindrical mold, so as to drive the angle template to approach or depart from the center, and demolding and formwork support are realized;
and the follow-up platform is used for supporting the four-wall template, the corner template and the template storage rack.
2. The hinged variable cross-section elevator shaft form of claim 1, wherein the four-wall form is a generally planar structure with panels recessed into the stiles; the corner template is an adjustable internal corner template, and each side panel protrudes out of the vertical frame; the corner template and the four-wall template form a tongue-and-groove type lap joint structure, and the tongue-and-groove is provided with a tongue-and-groove adjusting seam.
3. The hinged variable cross-section elevator shaft tube mold as claimed in claim 2, wherein the panel of the corner mold plate protrudes 70mm from the vertical frame, the panel of the four-wall mold plate is recessed 20mm from the vertical frame, and the rabbet adjusting seam is 5 mm.
4. The hinge variable cross-section elevator shaft tube mould as claimed in claim 1, wherein the angle mould plate is provided with 3 groups of hinge plates which are uniformly arranged from top to bottom; each group of hinge plates comprises 1 fixed hinge plate and 2 movable hinge plates, and the corner template is respectively connected with the adjacent four-wall template through the fixed hinge plates and the movable hinge plates.
5. The hinge variable cross-section elevator shaft tube mould of claim 4, wherein the four-wall template is an integral large steel template, 4 transverse keels are arranged on the large steel template and welded with the large steel template into a whole, a movable hinge plate connecting seat is arranged between the transverse keels, and two vertical edges of the large steel template are notches; the movable hinge plate connecting seat of the large steel template is connected with the movable hinge plate of the angle template through a hinge.
6. The hinged variable cross section elevator shaft form of claim 1, wherein rollers are provided at the middle of the lower end of the four-wall form, and the guide rails of the rollers are provided on the follow-up platform.
7. The hinge variable cross-section elevator shaft mould of claim 1, wherein the template retractable frame comprises an upper and a lower 2 groups of cross support frames, a spanner, a vertical adjusting screw rod, a left and a right screw nut;
the cross-shaped support frame is hinged with the keels of the four-wall template through adjustable pull rods;
the 2 groups of cross-shaped support frames are connected through the vertical adjusting screw rod and the left and right screw nuts; and rotating the wrench at the upper end of the vertical adjusting screw rod to drive the left and right screw nuts of the vertical adjusting screw rod to move up and down, and further driving 2 groups of the cross-shaped support frames to move telescopically, so that the formwork supporting and the formwork retracting of the four-wall formwork are realized.
8. The hinged variable cross-section elevator shaft tube formwork of claim 1, wherein the follow-up platform is a beam slab member, and a guide rail for sliding of the roller, a support bracket for connecting the follow-up platform with a wall body and a lifting ring for lifting the follow-up platform are arranged on the follow-up platform.
9. The hinged variable cross section elevator shaft die of claim 8, wherein the number of guide rails, lifting rings, and support brackets is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022376960.1U CN214302856U (en) | 2020-10-23 | 2020-10-23 | Hinge variable cross-section elevator shaft mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022376960.1U CN214302856U (en) | 2020-10-23 | 2020-10-23 | Hinge variable cross-section elevator shaft mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214302856U true CN214302856U (en) | 2021-09-28 |
Family
ID=77840720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022376960.1U Active CN214302856U (en) | 2020-10-23 | 2020-10-23 | Hinge variable cross-section elevator shaft mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214302856U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112416A (en) * | 2020-10-23 | 2020-12-22 | 北京星河人施工技术有限责任公司 | Hinge variable cross-section elevator shaft mould |
-
2020
- 2020-10-23 CN CN202022376960.1U patent/CN214302856U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112416A (en) * | 2020-10-23 | 2020-12-22 | 北京星河人施工技术有限责任公司 | Hinge variable cross-section elevator shaft mould |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3847341A (en) | Collapsible interior form for a monolithic structure | |
| CN112112416A (en) | Hinge variable cross-section elevator shaft mould | |
| CN109968499A (en) | A kind of T-type beam pours particular manufacturing craft and its application method | |
| CN101408019B (en) | Low altitude prefabricated case beam internal mold construction method | |
| US3811646A (en) | Form for portable concrete building module | |
| CN214302856U (en) | Hinge variable cross-section elevator shaft mould | |
| CN208152546U (en) | The tall and big formwork system of aluminum alloy mould plate | |
| CN109514709B (en) | Adjusting system of special-shaped beam combined template | |
| CN115306152B (en) | Large-inclination-angle inclined wall folding and separating jacking type steel platform construction device and method | |
| CN201279830Y (en) | Low-height prefabricated case beam internal mold | |
| CN114182616B (en) | Box girder template for road bridge construction | |
| CN113338614B (en) | Adjustable template structure for column caps of beamless floor | |
| CN214883071U (en) | Porous cast-in-situ box culvert bottom plate template system | |
| CN215202566U (en) | Horizontal sliding prefabricated stand board die | |
| CN209775027U (en) | prefabricated box girder integral contraction type hydraulic internal mold dismounting trolley combined structure | |
| CN221299181U (en) | Construction device for secondary lining trolley of small-section diversion tunnel | |
| CN206091292U (en) | Template structure is pour to back timber | |
| CN115781910B (en) | Early-dismantling type platform model system of assembled concrete canopy plate and construction method | |
| CN216198152U (en) | Tunnel concrete lining mould | |
| CN217602099U (en) | Retractable formwork on inner sides of shear walls on two sides of deformation joint | |
| CN220433444U (en) | Culvert construction device with quick construction function | |
| CN211037803U (en) | Concrete prefabricated house manufacturing equipment | |
| CN211775733U (en) | Portable template of board readily removable falls in floor | |
| CN216947942U (en) | Unilateral inner membrance platform truck | |
| CN218952785U (en) | Aluminum alloy matched section bar special for floor shaft well device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231111 Address after: 271614 Chaoquan Town Industrial Park, Feicheng City, Tai'an City, Shandong Province Patentee after: Shandong Xinghe formwork Co.,Ltd. Address before: Room 2516, unit 1, Jinquan times, building 317, Datunli, Chaoyang District, Beijing 100101 Patentee before: BEIJING XINGHEREN CONSTRUCTION TECHNIQUE CO.,LTD. |