CN113323391A - Template connection locking device for building construction - Google Patents
Template connection locking device for building construction Download PDFInfo
- Publication number
- CN113323391A CN113323391A CN202110655564.9A CN202110655564A CN113323391A CN 113323391 A CN113323391 A CN 113323391A CN 202110655564 A CN202110655564 A CN 202110655564A CN 113323391 A CN113323391 A CN 113323391A
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- locking
- template
- locking device
- deformation compensation
- piston
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- 238000009435 building construction Methods 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 8
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 238000009415 formwork Methods 0.000 claims description 24
- 238000010276 construction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 229920003023 plastic Polymers 0.000 description 6
- 239000002023 wood Substances 0.000 description 3
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000007850 degeneration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
Abstract
The invention discloses a template connecting and locking device for building construction, which comprises locking frames, wherein the locking frames are spliced to form a frame structure and surround a template, and the locking frames are made of metal. The locking device also comprises an elastic pad which is padded between the locking frame and the template. The locking frame is of a metal frame structure, the elastic pad reduces the local pressure of the locking frame on the template, and the contact force uniformity degree of the locking frame and the template is improved. The locking device further comprises a deformation compensation assembly, the deformation compensation assembly is arranged in the center of each locking plate, the deformation compensation assembly penetrates through the elastic pad to abut against the side surface of the template, the deformation compensation assembly provides additional support for the template, and two opposite deformation compensation assemblies in spatial positions are connected: when the pressure faced by one of the deformation compensation components is increased, the supporting force of the other deformation compensation component is reduced.
Description
Technical Field
The invention relates to the technical field of building construction assistance, in particular to a template connecting and locking device for building construction.
Background
The building construction relates to the concrete placement in many positions, and during concrete placement, need set up the template in advance, the template encloses a semi-enclosed groove, then pours into the concrete in the inslot and waits to solidify.
The templates used in most occasions are made of wood, bamboo or plastics, because the templates are cheap in raw materials and convenient to modify in size, most importantly, concrete cannot be strongly adhered to the templates, the templates are easy to take down, and the defects that the strength is poor, a perfect peripheral locking structure is needed, and otherwise, the templates are easy to damage and deform to influence the pouring quality are overcome;
the metal template is used in a small part of occasions, although the strength is enough, the template has large mass and is inconvenient to transport and assemble, concrete is adhered to the template after solidification, the template is inconvenient to take down, the surface of a concrete structure is easy to damage when the template is taken down, and the pouring quality is also reduced;
when the portable formwork represented by the wooden formwork is used, local deformation can occur when concrete is poured into the portable formwork and is initially solidified, and the periphery of the wooden formwork is not provided with the fastening coaming which is perfectly wrapped, so that the deformation cannot be eliminated, and the forming quality of the concrete can be influenced.
Disclosure of Invention
The invention aims to provide a template connecting and locking device for building construction, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme:
the template connecting and locking device for building construction comprises locking frames, wherein the locking frames are spliced to form a frame structure and surround a template, and the locking frames are made of metal. The formworks are enclosed to form a semi-closed space with an open upper surface, concrete is poured into the semi-closed space to be solidified, the formworks generally use wood formworks or plastic formworks, and the locking frame wraps the periphery of the formworks to provide fully-wrapped strength support for the formworks.
Furthermore, the locking device also comprises an elastic pad which is padded between the locking frame and the template. The locking frame is of a metal frame structure, the elastic pad reduces the local pressure of the locking frame on the template, and the contact force uniformity degree of the locking frame and the template is improved.
Furthermore, the locking frame comprises a plurality of locking plates which are mutually embedded, and the locking plates are square frames. The character-returning frame provides a relatively comprehensive plane support, the quality of the character-returning frame is not very high, the height of the locking plate is equal, and the width size can be divided into a plurality of types, so that a frame structure suitable for length and width is spliced out to wrap the template.
Furthermore, the locking frame further comprises a locking pin, vertical dovetail grooves are formed in the side faces of the locking plates, the dovetail grooves of two adjacent locking plates are mutually abutted, and the locking pin is inserted into the two abutted dovetail grooves. After the locking plates are spliced, the lock pins are vertically inserted into the two adjacent dovetail grooves, the locking plates cannot be separated from each other, and the lock pins are required to be detached to release the locking plates.
The lock pin comprises a rod part and a lifting head, the rod part is in a symmetrical dovetail shape, the lifting head is arranged at the top end of the rod part, and the lifting head is provided with a pull ring. The operator holds the lock pin through the pull ring, and after the rod part is downwards inserted into the dovetail groove, the pulling head stays outside the dovetail groove, so that the lock pin can be prevented from being completely sunk into the dovetail groove and being not taken out easily, and when the lock pin is taken out, the operator pulls the pulling head by hand.
Furthermore, locking device still includes deformation compensation subassembly, and deformation compensation subassembly sets up the central authorities at every jam plate, and deformation compensation subassembly passes the cushion and supports at the template side surface, and deformation compensation subassembly provides additional support for the template, and two relative deformation compensation subassemblies on the spatial position are connected: when the pressure faced by one of the deformation compensation components is increased, the supporting force of the other deformation compensation component is reduced. The deformation compensation component provides extra supporting force for the template at the central position of each locking plate, wherein the template is a position where the template is easier to deform, the template is a plastic or wooden piece, and is easy to deform under the condition of bearing larger concrete pressure, so that the shape of the concrete is distorted, the pressure of the concrete on the template is mainly in the initial stage of pouring into a template frame groove and condensation, the pouring process cannot be acted if the strength of the template and the locking frame is insufficient, and for slight deformation at the beginning of condensation, the deformation compensation component can adaptively resist deformation by changing the magnitude of the additional supporting force at two positions, the main idea is that when one position of the concrete protrudes outwards, the deformation compensation component detects the pressure rise, and transfers a part of the pressure to the deformation compensation component opposite to the position by means of a hydraulic loop and the like, the deformation compensation assembly relieves the supporting force, so that the pressure given to the template is reduced, the deformation and the pressure of the concrete are released at the position, the bulge of the concrete on the other side is relieved, and the deformation is prevented from being aggravated.
The deformation compensation assembly comprises a supporting plate, a first piston, a first cylinder body, a second piston, a second cylinder body and a position compensation spring, the second cylinder body is fixed on the locking plate, the supporting plate abuts against the template, the back surface of the supporting plate is fixedly connected with the first piston through a connecting rod, the first piston slides in the first cylinder body, one surface, far away from the supporting plate, of the first cylinder body is fixedly connected with the second piston through the connecting rod, the second piston slides in the second cylinder body, one end of the position compensation spring abuts against one surface, far away from the supporting plate, of the second piston, the other end of the position compensation spring abuts against the locking plate, a first pressure cavity is formed in one side, far away from the supporting plate, of the first piston in the first cylinder body, and a second pressure cavity is formed in one side, close to the supporting plate, of the second piston in the second cylinder body;
further, in two connected deformation compensation assemblies, a first pressure chamber of one of the deformation compensation assemblies is connected to a second pressure chamber of the other deformation compensation assembly, and pressure oil is filled in the first pressure chamber and the second pressure chamber.
Further, the position compensating spring is a belleville spring which is arranged in a stacking mode. The butterfly spring has small stroke and high local small displacement elastic coefficient.
Furthermore, the locking frame is also provided with at least two supporting columns for being connected to a surrounding foundation, and the two supporting columns on each surface of the locking frame form sixty degrees and thirty degrees with the foundation surface respectively. The support column is used as an auxiliary support of the locking frame, and the vertical arrangement state of the locking frame is maintained.
Compared with the prior art, the invention has the following beneficial effects: the split type locking frame structure provides peripheral locking support for the wooden or plastic template, and has the characteristics of lightness and non-adhesion of the template and relatively reliable locking strength; the dovetail groove and the lock pin structure enable the lock plate to be spliced simply and conveniently, the deformation compensation assembly can reduce the deformation phenomenon of a local position, and when a larger supporting force is provided for the position, the additional supporting force of the part of the position opposite to the position is reduced, so that the concrete appearance is not greatly distorted, and the pouring quality and the appearance are not affected.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic representation of the use of the present invention;
FIG. 2 is a schematic view of the shape and structure of the locking frame and the elastic pad of the present invention;
FIG. 3 is view A of FIG. 2;
FIG. 4 is a schematic diagram of the layered structure of the form, the resilient pad, the locking frame, and the degeneration compensating assembly of the present invention;
FIG. 5 is a schematic diagram of the degeneration compensation assembly of the present invention;
in the figure: 1-elastic cushion, 2-locking frame, 21-locking plate, 211-dovetail groove, 22-locking pin, 221-rod part, 222-lifting head, 3-deformation compensation component, 31-abutting plate, 32-first piston, 33-first cylinder, 331-first pressure cavity, 34-second piston, 35-second cylinder, 351-second pressure cavity and 36-position compensation spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions:
the template connecting and locking device for building construction comprises locking frames 2, wherein the locking frames 2 are spliced to form a frame structure and surround a template, and the locking frames 2 are made of metal. As shown in fig. 1, the formworks are enclosed to form a semi-closed space with an open upper surface, concrete is poured into the semi-closed space to be solidified, the formworks generally use wood formworks or plastic formworks, and the locking frame 2 wraps the periphery of the formworks to provide fully-wrapped strength support for the formworks.
The locking device also comprises an elastic pad 1, and the elastic pad 1 is padded between the locking frame 2 and the template. The locking frame 2 is of a metal frame structure, the elastic pad 1 reduces the local pressure of the locking frame 2 on the template, and the contact force uniformity of the locking frame 2 and the template is improved.
The locking frame 2 comprises a plurality of locking plates 21, the locking plates 21 are mutually embedded, and the locking plates 21 are square frames. The square frame provides comparatively comprehensive plane support, and its quality also can not be very high, and the height of jam plate 21 equals, and the width size can be divided into a plurality of kinds to splice out the frame structure of suitable length and width, with the parcel template.
The locking frame 2 further comprises a lock pin 22, vertical dovetail grooves 211 are formed in the side faces of the locking plates 21, the dovetail grooves 211 of two adjacent locking plates 21 are mutually matched, and the lock pin 22 is inserted into the two abutted dovetail grooves 211. As shown in fig. 3, after the locking plates 21 are assembled, the locking pins 22 are vertically inserted into two adjacent dovetail grooves 211, the locking plates 21 cannot be separated from each other, and the locking pins 22 must be removed to release the locking plates 21.
The locking pin 22 comprises a rod part 221 and a pulling head 222, wherein the rod part 221 is in a symmetrical dovetail shape, the pulling head 222 is arranged at the top end of the rod part 221, and the pulling head 222 is provided with a pulling ring. As shown in fig. 3, when an operator pulls the lock pin 22 by a pull ring, and the lever portion 221 is inserted downward into the dovetail groove 211, the pull head 222 stays outside the dovetail groove 211, so that the lock pin 22 is prevented from being completely recessed into the dovetail groove 211 and being taken out improperly, and when the lock pin 22 is taken out, the operator pulls the pull head 222 by hand.
The locking device further comprises a deformation compensation assembly 3, the deformation compensation assembly 3 is arranged in the center of each locking plate 21, the deformation compensation assembly 3 penetrates through the elastic pad 1 and abuts against the side surface of the template, the deformation compensation assembly 3 provides additional support for the template, and two opposite deformation compensation assemblies 3 in spatial positions are connected: when the pressure faced by one of the deformation-compensating components 3 increases, the supporting force of the other deformation-compensating component 3 decreases. As shown in fig. 2, 4 and 5, the deformation compensation component 3 provides an extra supporting force for the form at the central position of each locking plate 21, which is a position where the form is more easily deformed, the form is easily deformed under a larger concrete pressure due to a plastic or wooden member, the concrete pressure to the form is mainly at the initial stage of pouring into the form frame groove and setting, the pouring process cannot be applied if the strength of the form and the locking frame 2 is not enough, and for a slight deformation at the initial stage of setting, the deformation compensation component 3 adaptively resists the deformation by changing the magnitude of the additional supporting force at two positions, the main idea is that when one position of the concrete protrudes outwards, the deformation compensation component 3 detects the pressure increase, and transfers a part of the pressure to the deformation compensation component 3 opposite to the position by means of a hydraulic circuit and the like, let deformation compensation component 3 here alleviate the holding power to the template pressure that here gives reduces, lets the concrete release deflection and pressure here, alleviates the arch of another face department concrete and alleviates, prevents to warp the aggravation.
The deformation compensation component 3 comprises a resisting plate 31, a first piston 32, a first cylinder 33, a second piston 34, a second cylinder 35 and a compensation spring 36, the second cylinder 35 is fixed on the locking plate 21, the resisting plate 31 abuts against the template, the back surface of the resisting plate 31 is fixedly connected with the first piston 32 through a connecting rod, the first piston 32 slides in the first cylinder 33, one surface of the first cylinder 33, far away from the resisting plate 31, is fixedly connected with the second piston 34 through the connecting rod, the second piston 34 slides in the second cylinder 35, one end of the compensation spring 36 abuts against one surface of the second piston 34, far away from the resisting plate 31, the other end of the compensation spring 36 abuts against the locking plate 21, a first pressure cavity 331 is formed in the first cylinder 33 and on one side of the first piston 32, far away from the resisting plate 31, and a second pressure cavity 351 is formed in the second cylinder 35 and on one side of the second piston 34, close to the resisting plate 31;
in the two connected deformation compensating units 3, the first pressure chamber 331 of one is connected to the second pressure chamber 351 of the other, and pressure oil is filled in the first pressure chamber 331 and the second pressure chamber 351.
As shown in fig. 5, in this analysis, two deformation compensation assemblies are distinguished by "left and right", the left deformation compensation assembly 3 gives a template supporting force F1, the right side gives a supporting force F2, when the deformation of the left template is increased, the left press plate 31 moves downwards, the pressure in the left first pressure chamber 331 is increased, a part of the downward pressure of the left first piston 32 is transmitted downwards to the left second piston 34 through the left first cylinder 33, the other part of the downward pressure is transmitted into the second pressure chamber 351 of the right deformation compensation assembly 3 through pressure oil, the right second piston 34 presses the right position compensation spring 36, the right first cylinder 33 moves to release the pressure in the right first pressure chamber 331, the supporting force of the right press plate 31 to the template is reduced, the template at the right side is allowed to deform slightly to reduce the deformation of the left template, and at the same time, whether the left position compensation spring 36 or the right position compensation spring 36, the pressure in the left first pressure chamber 331 is increased, so that the left resisting plate 31 gives more supporting force to resist the deformation of the die plate; in short, as the pressure of the left side die plate increases, the left side gives more support and the right side relieves the support.
The back-up springs 36 are belleville springs in a stacked arrangement. The butterfly spring has small stroke and high local small displacement elastic coefficient.
The locking frame 2 is also provided with at least two support columns for connecting to a surrounding foundation, and the two support columns on each surface of the locking frame 2 form sixty degrees and thirty degrees with the foundation surface respectively. The support columns serve as auxiliary supports for the lock frame 2, maintaining the vertically arranged state of the lock frame 2.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a locking device is connected to template for construction which characterized in that: the locking device comprises a locking frame (2), the locking frame (2) is spliced to form a frame structure and surrounds the template, and the locking frame (2) is made of metal.
2. The formwork connecting and locking device for building construction according to claim 1, wherein: the locking device further comprises an elastic pad (1), and the elastic pad (1) is filled between the locking frame (2) and the template.
3. The formwork connecting and locking device for building construction as claimed in claim 2, wherein: the locking frame (2) comprises a plurality of locking plates (21), the locking plates (21) are mutually embedded, and the locking plates (21) are square frames.
4. The formwork connecting and locking device for building construction according to claim 3, wherein: the locking frame (2) further comprises a locking pin (22), vertical dovetail grooves (211) are formed in the side faces of the locking plates (21), the dovetail grooves (211) of two adjacent locking plates (21) are mutually combined, and the locking pin (22) is inserted into the two butt-against dovetail grooves (211).
5. The formwork connecting and locking device for building construction as claimed in claim 4, wherein: the lock pin (22) comprises a rod part (221) and a lifting head (222), the rod part (221) is in a symmetrical dovetail shape, the lifting head (222) is arranged at the top end of the rod part (221), and the lifting head (222) is provided with a pull ring.
6. The formwork connecting and locking device for building construction according to claim 3, wherein: the locking device further comprises a deformation compensation assembly (3), the deformation compensation assembly (3) is arranged in the center of each locking plate (21), the deformation compensation assembly (3) penetrates through the elastic pad (1) and abuts against the side surface of the template, the deformation compensation assembly (3) provides additional support for the template, and two opposite deformation compensation assemblies (3) in spatial positions are connected: when the pressure faced by one of the deformation compensation components (3) is increased, the supporting force of the other deformation compensation component (3) is reduced.
7. The formwork connecting and locking device for building construction according to claim 6, wherein: the deformation compensation assembly (3) comprises a resisting plate (31), a first piston (32), a first cylinder body (33), a second piston (34), a second cylinder body (35) and a position compensation spring (36), the second cylinder body (35) is fixed on the lock plate (21), the resisting plate (31) abuts against the template, the back surface of the resisting plate (31) is fixedly connected with the first piston (32) through a connecting rod, the first piston (32) slides in the first cylinder body (33), one surface, far away from the resisting plate (31), of the first cylinder body (33) is fixedly connected with the second piston (34) through the connecting rod, the second piston (34) slides in the second cylinder body (35), one end of the position compensation spring (36) abuts against one surface, far away from the resisting plate (31), of the second piston (34), the other end of the position compensation spring (36) abuts against the lock plate (21), a first pressure cavity (331) is formed in the first cylinder body (33) and one side, far away from the resisting plate (31), of the first piston (32), a second pressure cavity (351) is formed in the second cylinder (35) and on one side of the second piston (34) close to the abutting plate (31);
in two connected deformation compensation components (3), a first pressure cavity (331) of one is connected to a second pressure cavity (351) of the other, and pressure oil is filled in the first pressure cavity (331) and the second pressure cavity (351).
8. The formwork connecting and locking device for building construction according to claim 7, wherein: the position compensating spring (36) is a belleville spring which is arranged in a stacking mode.
9. The formwork connecting and locking device for building construction according to claim 8, wherein: the locking frame (2) is further provided with support columns for being connected to a surrounding foundation, the number of the support columns on each surface of the locking frame (2) is at least two, and the two support columns and the foundation surface form sixty degrees and thirty degrees respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110655564.9A CN113323391A (en) | 2021-06-11 | 2021-06-11 | Template connection locking device for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110655564.9A CN113323391A (en) | 2021-06-11 | 2021-06-11 | Template connection locking device for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113323391A true CN113323391A (en) | 2021-08-31 |
Family
ID=77420601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110655564.9A Pending CN113323391A (en) | 2021-06-11 | 2021-06-11 | Template connection locking device for building construction |
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| Country | Link |
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| CN (1) | CN113323391A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005002331B3 (en) * | 2005-01-17 | 2006-08-03 | Kronotec Ag | Shuttering panel for liquid concrete during casting and curing processes has skin with integral pressure nipples |
| CN203394020U (en) * | 2013-06-24 | 2014-01-15 | 江阴大田科技服务有限公司 | Anti-grout-leakage easy-assembly building template and combined structure thereof |
| CN106314333A (en) * | 2016-07-13 | 2017-01-11 | 王振铎 | Intelligent-adjustment automatic kinetic energy force release mitigation system |
| CN207959929U (en) * | 2018-03-05 | 2018-10-12 | 沭阳县亚威木业有限公司 | A kind of gang form with pressure compensation |
| CN108868119A (en) * | 2018-07-26 | 2018-11-23 | 荆门它山之石电子科技有限公司 | A kind of flexible building template |
| CN209568704U (en) * | 2018-12-30 | 2019-11-01 | 张志升 | A kind of construction column mould fastener |
| CN111734130A (en) * | 2020-06-04 | 2020-10-02 | 中建二局第一建筑工程有限公司 | Super high-rise building template reinforcing device and method |
-
2021
- 2021-06-11 CN CN202110655564.9A patent/CN113323391A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005002331B3 (en) * | 2005-01-17 | 2006-08-03 | Kronotec Ag | Shuttering panel for liquid concrete during casting and curing processes has skin with integral pressure nipples |
| CN203394020U (en) * | 2013-06-24 | 2014-01-15 | 江阴大田科技服务有限公司 | Anti-grout-leakage easy-assembly building template and combined structure thereof |
| CN106314333A (en) * | 2016-07-13 | 2017-01-11 | 王振铎 | Intelligent-adjustment automatic kinetic energy force release mitigation system |
| CN207959929U (en) * | 2018-03-05 | 2018-10-12 | 沭阳县亚威木业有限公司 | A kind of gang form with pressure compensation |
| CN108868119A (en) * | 2018-07-26 | 2018-11-23 | 荆门它山之石电子科技有限公司 | A kind of flexible building template |
| CN209568704U (en) * | 2018-12-30 | 2019-11-01 | 张志升 | A kind of construction column mould fastener |
| CN111734130A (en) * | 2020-06-04 | 2020-10-02 | 中建二局第一建筑工程有限公司 | Super high-rise building template reinforcing device and method |
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Application publication date: 20210831 |