CN214423989U - Building plank sheathing coupling mechanism - Google Patents
Building plank sheathing coupling mechanism Download PDFInfo
- Publication number
- CN214423989U CN214423989U CN202022763474.5U CN202022763474U CN214423989U CN 214423989 U CN214423989 U CN 214423989U CN 202022763474 U CN202022763474 U CN 202022763474U CN 214423989 U CN214423989 U CN 214423989U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- hole
- section
- face
- rotating 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.)
- Expired - Fee Related
Links
- 230000008878 coupling Effects 0.000 title description 16
- 238000010168 coupling process Methods 0.000 title description 16
- 238000005859 coupling reaction Methods 0.000 title description 16
- 239000002023 wood Substances 0.000 claims abstract description 22
- 238000009415 formwork Methods 0.000 abstract description 16
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
Images
Landscapes
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
A building wood formwork connecting mechanism comprises a fixed plate, a movable plate and a rotating shaft, wherein a clamping column is arranged in the middle of the front end face of the fixed plate, a first sleeve and a third sleeve which are integrally connected are vertically arranged in the middle of the right side face of the fixed plate, a clamping column is arranged in the middle of the front end face of the movable plate, a second sleeve and a third sleeve which are integrally connected are respectively and vertically arranged at the upper end and the lower end of the left side face of the movable plate, the rotating shaft is sequentially inserted into the second sleeve, the first sleeve and the third sleeve from top to bottom, the fixed plate is fixedly connected with the rotating shaft, a threaded hole is respectively formed in the upper end face and the lower end face of the rotating shaft, a connecting sleeve is inserted between a shaft section and the second sleeve in an inserting mode, the connecting sleeve and the second sleeve pass through a positioning key, a key groove is fixedly connected with the first sleeve and the second sleeve, a bolt is inserted into the threaded holes in the upper end face of the connecting sleeve and the rotating shaft, and a bolt is inserted into the threaded holes in the lower end face of the sleeve and the rotating shaft, can be repeatedly used, saves resources and protects the environment.
Description
Technical Field
The utility model relates to a building technical field specifically is a building plank sheathing coupling mechanism.
Background
In the concrete construction of building engineering, a plurality of wooden forms are generally spliced into frames in various shapes such as walls, support columns, beams and the like, then concrete is poured into the frames until the concrete is cured and formed, and then the wooden forms are removed. In the process of splicing the frame by the wooden templates, two adjacent wooden templates are connected and fixed by nails, when the included angle of the outer sides of the two wooden templates is less than 180 degrees, however, the fixing of the internal corner (i.e. the external included angle less than 180 degrees formed after the two wood formworks are contacted) is quite troublesome, as shown in fig. 1, the internal corner is formed between the first wood formwork 4 and the second wood formwork 5 which are support column frames formed by 6 wood formworks, the connection at this position needs the handle to extend into the inner side of the wood formworks, so that driving a nail into the first formworks 4 from the inside (i.e., the side corresponding to the poured concrete) to the outside of the second formworks 5 is time-consuming and labor-consuming, and when removing the formworks, since the head of the nail is on the side where the concrete is poured, therefore, tools such as an iron pry are needed to pry the wooden template, so that the wooden template is damaged, cannot be reused and is wasted;
when the component frame, need use a lot of nails at the plank sheathing, dismantle the plank sheathing after, a lot of nails can't separate with the plank sheathing because of the bending, have caused the waste to these plank sheathing that have the nail scatter and injure constructor easily at the job site, bring the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The technique that exists to the aforesaid is not enough, the utility model aims at providing a building plank sheathing coupling mechanism to solve the problem that proposes in the background art.
In order to solve the technical problem, the utility model adopts the following technical scheme: a building wood formwork connecting mechanism comprises a fixed plate, a movable plate and a rotating shaft, wherein a clamping column is arranged in the middle of the front end face of the fixed plate, a first sleeve which is integrally connected is vertically arranged in the middle of the right side surface of the fixed plate, a clamping column is arranged in the middle of the front end surface of the movable plate, the upper end and the lower end of the left side surface of the movable plate are respectively vertically provided with a second sleeve and a third sleeve which are integrally connected, the rotating shaft is inserted into the second sleeve, the first sleeve and the third sleeve from top to bottom in sequence, the fixing plate is fixedly connected with the rotating shaft, the upper end surface and the lower end surface of the rotating shaft are respectively provided with a threaded hole, the shaft section and the sleeve are inserted into the connecting sleeve at two intervals, the connecting sleeve and the second sleeve are fixedly connected through a positioning key, a first key groove and a second key groove, bolts are inserted into threaded holes in the upper end faces of the connecting sleeve and the rotating shaft, and bolts are inserted into threaded holes in the lower end faces of the third sleeve and the rotating shaft.
Preferably, the fixing plate is rectangular plate-shaped, the upper end face and the lower end face of the clamping column are flush with the upper end face and the lower end face of the fixing plate, the clamping column is a dovetail clamping column, internal threads are arranged on the inner wall of the pipe of the first sleeve, and the height of the first sleeve is one third of that of the fixing plate.
Preferably, the movable plate is rectangular plate-shaped, the size of the movable plate is the same as that of the fixed plate, the upper end face of the second sleeve and the lower end face of the third sleeve are flush with the upper end face and the lower end face of the movable plate, a key groove is vertically formed in one side of the inner portion of the second sleeve, and the inner diameter, the outer diameter and the height of the second sleeve are matched with those of the first sleeve.
Preferably, sleeve pipe three and the coaxial setting of sleeve pipe two, the inside of sleeve pipe three is equipped with from last first step through-hole, second step through-hole and third step through-hole extremely down, and the diameter of first step through-hole, second step through-hole and third step through-hole reduces gradually, the third step through-hole is equipped with the internal thread, the external diameter and the height of sleeve pipe three match with sleeve pipe one and fit, the diameter of first step through-hole matches with the internal diameter of sleeve pipe one and fits.
Preferably, the rotating shaft is provided with three sections of shaft sections, the three sections of shaft sections are an upper end shaft section, a middle section shaft section and a lower end shaft section from top to bottom in sequence, the diameter of the middle section shaft section is matched with the inner diameter of the first sleeve, and an external thread is arranged in the middle of the middle section shaft section.
Preferably, the diameters of the upper end shaft section and the lower end shaft section are matched with the diameter of the second stepped through hole, and the diameter of the threaded hole is the same as that of the third stepped through hole.
Preferably, a second key groove is vertically formed in one side of the outer portion of the connecting sleeve, the second key groove corresponds to the first key groove, two-section type stepped holes are formed in the connecting sleeve, the two-section type stepped holes are an upper-section stepped hole and a lower-section stepped hole from top to bottom, the diameter of each lower-section step is matched with the diameter of the lower-end shaft section, the diameter of each upper-section stepped hole is the same as that of the threaded hole, and the upper-section stepped holes are provided with internal threads.
The beneficial effects of the utility model reside in that:
1. the utility model relates to a this kind of building plank sheathing coupling mechanism, which comprises a fixing plate and i, fly leaf and pivot, the intermediate position of terminal surface is equipped with the card post before the fixed plate, the intermediate position of terminal surface is equipped with the card post before the fly leaf, the card post of fixed plate and fly leaf is aimed at and is inserted the draw-in groove on two adjacent plank sheathing, two adjacent plank sheathing through this kind of building plank sheathing coupling mechanism concatenation together, therefore, this kind of building plank sheathing coupling mechanism's is with low costs, moreover, the steam generator is simple in structure, the concatenation of plank sheathing is accomplished through the card post, need not to utilize the nail, the waste of nail use has been avoided, resources are saved, the potential safety hazard brought by the plank sheathing site of scattering who takes the nail has been avoided.
2. The utility model relates to a pivot from the top down inserts the sleeve pipe two of fly leaf in proper order, the sleeve pipe one of fixed plate and the sleeve pipe three of fly leaf, fixed plate and pivot fixed connection, the fly leaf can use the pivot to rotate as the arbitrary angle of axle, make pivot and sleeve pipe two and sleeve pipe three fastening respectively through threaded connection, realize the location of fly leaf and pivot, from this, this kind of building plank sheathing coupling mechanism can connect the double-phase adjacent plank sheathing of outside angle for any angle, has enlarged this kind of building plank sheathing coupling mechanism's application range.
3. The utility model relates to a this kind of building plank sheathing coupling mechanism, during the use, the operator extracts the bolt at both ends about this kind of building plank sheathing coupling mechanism, rotate the fly leaf, the outside contained angle that makes the contained angle between fixed plate and the fly leaf and two plank sheathing of being connected matches and suits, the draw-in groove on the card post alignment that makes fixed plate and fly leaf inserts two adjacent plank sheathing, two adjacent plank sheathing are in the same place through this kind of building plank sheathing coupling mechanism concatenation, from this, this kind of building plank sheathing coupling mechanism easy operation, but reuse.
4. The utility model relates to a what this kind of building plank sheathing coupling mechanism connect be the outside of double-phase adjacent plank sheathing, when demolising the plank sheathing, only need with this kind of building plank sheathing coupling mechanism, from the top down or from down upwards take out can, from this, avoided the inboard connected mode of two plank sheathing, when having avoided dismantling the plank sheathing, to the damage of plank sheathing for but plank sheathing reuse, resources are saved protects the environment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a conventional wooden formwork connection structure;
fig. 2 is a perspective view of the building plank sheathing connection mechanism provided by the embodiment of the present invention;
fig. 3 is a sectional view of a movable plate according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of a building plank connecting mechanism according to an embodiment of the present invention;
fig. 5 is a sectional view of a rotating shaft according to an embodiment of the present invention;
fig. 6 is a cross-sectional view of a connecting sleeve provided by the embodiment of the present invention.
Description of reference numerals:
1-fixed plate, 2-movable plate, 3-rotating shaft, 4-first wood template, 5-second wood template, 10-clamping column, 11-first sleeve, 21-first key groove, 22-second sleeve, 23-third sleeve, 24-first step through hole, 25-second step through hole, 26-third step through hole, 31-upper end shaft section, 32-middle section shaft section, 33-lower end shaft section, 34-threaded hole, 35-connecting sleeve, 350-second key groove, 351-positioning key, 352-upper step hole and 353-lower step hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
as shown in fig. 2-6, the utility model provides a building plank sheathing coupling mechanism, including fixed plate 1, fly leaf 2 and pivot 3, fixed plate 1 is rectangular plate-like, the intermediate position of fixed plate 1 front end face is equipped with card post 10, card post 10 is the forked tail card post, the upper and lower terminal surface of card post 10 flushes with fixed plate 1 upper and lower terminal surface, the intermediate position of fixed plate 1 right flank is vertical to be equipped with an organic whole connected sleeve pipe one 11, the height of sleeve pipe one 11 is the third of fixed plate 1 height, the inside pipe wall of sleeve pipe one 11 is equipped with the internal thread;
the movable plate 2 is rectangular plate-shaped, the size of the movable plate 2 is the same as that of the fixed plate 1, and a clamping column 10 is arranged in the middle of the front end face of the movable plate 2;
the upper end and the lower end of the left side surface of the movable plate 2 are respectively and vertically connected with a second sleeve 22 and a third sleeve 23, the upper end surface of the second sleeve 22 and the lower end surface of the third sleeve 23 are flush with the upper end surface and the lower end surface of the movable plate 2, the inner diameter, the outer diameter and the height of the second sleeve 22 are matched with those of the first sleeve 11, and one side inside the second sleeve 22 is vertically provided with a key groove 21;
the sleeve third 23 and the sleeve second 22 are coaxially arranged, a stepped hole is formed in the sleeve third 23, the stepped hole is provided with a first stepped through hole 24, a second stepped through hole 25 and a third stepped through hole 26 from top to bottom, the diameters of the first stepped through hole 24, the second stepped through hole 25 and the third stepped through hole 26 are gradually reduced, the third stepped through hole 26 is provided with internal threads, the outer diameter and the height of the sleeve third 23 are matched with those of the sleeve first 11, and the diameter of the first stepped through hole 24 is matched with that of the inner diameter of the sleeve first 11;
the rotating shaft 3 is sequentially inserted into the second sleeve 22 of the movable plate 2, the first sleeve 11 of the fixed plate 1 and the third sleeve 23 of the movable plate 2 from top to bottom, the movable plate 2 can rotate at any angle by taking the rotating shaft 3 as an axis, and the rotating shaft 3 is respectively fastened with the second sleeve 22 and the third sleeve 23 through threaded connection, so that the positioning of the movable plate 2 and the rotating shaft 3 is realized;
the rotating shaft 3 is provided with three sections of shaft sections, the three sections of shaft sections are an upper end shaft section 31, a middle section shaft section 32 and a lower end shaft section 33 from top to bottom in sequence, the diameter of the middle section shaft section 32 is matched with the inner diameter of the first sleeve 11, external threads are arranged in the middle of the middle section shaft section 32, and the rotating shaft 3 and the fixing plate 1 are fixed through threaded connection of the middle section shaft section 32 and the first sleeve 11;
the diameters of the upper end shaft section 31 and the lower end shaft section 33 are matched with the diameter of the second stepped through hole 25, the upper end surface and the lower end surface of the rotating shaft 3 are respectively provided with a threaded hole 34, and the diameter of each threaded hole 34 is the same as that of the third stepped through hole 26;
the connecting sleeve 35 is inserted between the upper end shaft section 31 and the second sleeve 22, one side of the outer part of the connecting sleeve 35 is vertically provided with a second key groove 350, the second key groove 350 corresponds to the first key groove 21, the connecting sleeve 35 and the second sleeve 22 are inserted into the second key groove 350 and the first key groove 21 through a positioning key 351 and fixedly connected, the inside of the connecting sleeve 35 is a two-section stepped hole which is an upper-section stepped hole 352 and a lower-section stepped hole 353 from top to bottom, the diameter of the lower-section stepped hole 353 is matched with that of the lower end shaft section 33, the diameter of the upper-section stepped hole 352 is the same as that of the threaded hole 34, the upper-section stepped hole 352 is provided with internal threads, bolts are inserted into the threaded holes 34 on the upper end surfaces of the connecting sleeve 35 and the rotating shaft 3, the rotating shaft 3 is fastened with the second sleeve 22 through threaded connection, bolts are inserted into the threaded holes 34 on the lower end surfaces of the third sleeve 23 and the rotating shaft 3, and the rotating shaft 3 is fastened with the third sleeve 23 through threaded connection, therefore, the movable plate 2 is fastened with the rotating shaft 3, and the positioning of the movable plate 2 is realized.
The working principle is as follows: when in use, dovetail-shaped clamping grooves are arranged on the outer sides of two adjacent spliced wood templates, the size and the position of the clamping grooves are matched with the clamping columns 10 on the fixed plate 1 and the movable plate 2 of the building wood template connecting mechanism, the outer side included angle of the two adjacent wood templates is determined, an operator pulls out bolts at the upper end and the lower end of the building wood template connecting mechanism, namely bolts in threaded holes 31 of shaft sections at the upper end and the lower end of a rotating shaft 3, rotates the movable plate 2 to ensure that the included angle between the fixed plate 1 and the movable plate 2 is matched with the outer side included angle of the two connected wood templates, inserts bolts in threaded holes 31 on the upper end surfaces of a connecting sleeve 32 and the rotating shaft 3, fastens the rotating shaft 3 and a sleeve II 22 through threaded connection, inserts bolts in threaded holes 31 of shaft sections at the lower ends of the sleeve III 23 and the rotating shaft 3, fastens the rotating shaft 3 and the sleeve III 23 through threaded connection, realizes the positioning of the movable plate 2, and places the building wood template connecting mechanism to the outer sides of the building wood templates, the clamping grooves on the two adjacent wood formworks are inserted into the clamping columns 10 of the fixed plate 1 and the movable plate 2 in an aligned mode, the two adjacent wood formworks are spliced together through the building wood formwork connecting mechanism, and when the wood formworks are dismantled, the building wood formwork connecting mechanism only needs to be drawn out from top to bottom or from bottom to top.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. A building wood template connecting mechanism is characterized by comprising a fixed plate, a movable plate and a rotating shaft, a clamping column is arranged in the middle of the front end surface of the fixed plate, a first sleeve pipe which is integrally connected is vertically arranged in the middle of the right side surface of the fixed plate, a clamping column is arranged in the middle of the front end face of the movable plate, a second sleeve and a third sleeve which are integrally connected are respectively and vertically arranged at the upper end and the lower end of the left side face of the movable plate, the rotating shaft is inserted into the second sleeve, the first sleeve and the third sleeve from top to bottom in sequence, the fixing plate is fixedly connected with the rotating shaft, the upper end surface and the lower end surface of the rotating shaft are respectively provided with a threaded hole, the upper end shaft section of the rotating shaft and the sleeve are inserted and connected with a connecting sleeve at two intervals, the connecting sleeve and the second sleeve are fixedly connected through a positioning key, a first key groove and a second key groove, bolts are inserted into threaded holes in the upper end faces of the connecting sleeve and the rotating shaft, and bolts are inserted into threaded holes in the lower end faces of the third sleeve and the rotating shaft.
2. The building plank connecting mechanism of claim 1, wherein: the fixing plate is rectangular plate-shaped, the upper end face and the lower end face of the clamping column are flush with the upper end face and the lower end face of the fixing plate, the clamping column is a dovetail clamping column, internal threads are arranged on the inner wall of the pipe of the first sleeve, and the height of the first sleeve is one third of that of the fixing plate.
3. The building plank connecting mechanism of claim 2, wherein: the movable plate is rectangular plate-shaped, the size of the movable plate is the same as that of the fixed plate, the upper end face of the second sleeve and the lower end face of the third sleeve are flush with the upper end face and the lower end face of the movable plate, a key groove is vertically formed in one side of the inner portion of the second sleeve, and the inner diameter, the outer diameter and the height of the second sleeve are matched with those of the first sleeve.
4. A building plank connecting mechanism as claimed in claim 3, wherein: sleeve pipe three and the coaxial setting of sleeve pipe two, the inside of sleeve pipe three is equipped with from last first step through-hole, second step through-hole and third step through-hole extremely down, and the diameter of first step through-hole, second step through-hole and third step through-hole reduces gradually, the third step through-hole is equipped with the internal thread, the outer diameter and the height of sleeve pipe three match with sleeve pipe one and fit, the diameter of first step through-hole matches with the inner diameter of sleeve pipe one and fits.
5. The building plank connecting mechanism of claim 1, wherein: the rotating shaft is provided with three sections of shaft sections, the three sections of shaft sections are an upper end shaft section, a middle section shaft section and a lower end shaft section from top to bottom in sequence, the diameter of the middle section shaft section is matched with the inner diameter of the first sleeve, and external threads are arranged in the middle of the middle section shaft section.
6. The building plank connecting mechanism of claim 5, wherein: the diameters of the upper end shaft section and the lower end shaft section are matched with the diameter of the second step through hole, and the diameter of the threaded hole is the same as that of the third step through hole.
7. The building plank connecting mechanism of claim 1, wherein: the connecting sleeve is characterized in that a second key groove is vertically formed in one side of the outer portion of the connecting sleeve, the second key groove corresponds to the first key groove, two-section type stepped holes are formed in the connecting sleeve, the two-section type stepped holes are upper-section stepped holes and lower-section stepped holes from top to bottom, the diameter of each lower-section step is matched with the diameter of the lower-end shaft section, the diameter of each upper-section stepped hole is the same as that of the corresponding threaded hole, and internal threads are formed in each upper-section stepped hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022763474.5U CN214423989U (en) | 2020-11-25 | 2020-11-25 | Building plank sheathing coupling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022763474.5U CN214423989U (en) | 2020-11-25 | 2020-11-25 | Building plank sheathing coupling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214423989U true CN214423989U (en) | 2021-10-19 |
Family
ID=78050031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022763474.5U Expired - Fee Related CN214423989U (en) | 2020-11-25 | 2020-11-25 | Building plank sheathing coupling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214423989U (en) |
-
2020
- 2020-11-25 CN CN202022763474.5U patent/CN214423989U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205400024U (en) | Instrument formula external scaffolding bolt that can dismantle used repeatedly links wall spare | |
| KR20180047258A (en) | Jig device for a steel reinforcement | |
| CN214423989U (en) | Building plank sheathing coupling mechanism | |
| CN112922323A (en) | Concatenation formula aluminum mould board for building | |
| CN210713788U (en) | Template for building construction | |
| CN110318472B (en) | Connecting structure and connecting method for steel pipe concrete column and reinforced concrete precast beam | |
| CN215055386U (en) | Pre-buried sleeve anchor structure of girder steel of encorbelmenting | |
| CN212613770U (en) | Template fixing assembly and installation combination mode thereof | |
| US20080178545A1 (en) | Slab edge casing and method therefor | |
| CN215055316U (en) | Primary and secondary beam node post-cast section template device | |
| US20050016114A1 (en) | Masonry block anchor bolt assembly | |
| CN212688958U (en) | Auxiliary pile capable of being turned over for water drilling platform | |
| CN214423992U (en) | Concrete wall wood formwork | |
| CN203129597U (en) | Connection structure of building wood formworks | |
| CN106193587A (en) | Aluminum alloy building template splicing component | |
| CN102312568A (en) | Injection section combination building template | |
| CN112982975A (en) | Method for reserving and forming accurate pore passages in corner structures of buildings | |
| CN111764546A (en) | Construction method for cast-in-place light concrete partition wall of steel bar truss keel mark mold | |
| CN216076275U (en) | Aluminum alloy template supporting system | |
| CN111677112A (en) | Stable assembly type bearing support standard section assembling structure | |
| CN214531518U (en) | Cast-in-place reinforced concrete control rib device | |
| CN215760429U (en) | Novel template wall formwork positioning tool | |
| CN220451069U (en) | Spliced building structure | |
| CN219993080U (en) | Scaffold and wall connection structure | |
| CN214658801U (en) | Combined assembled building foundation rigid template |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211019 |