CN113374252B - Connection locking device of building engineering template - Google Patents
Connection locking device of building engineering template Download PDFInfo
- Publication number
- CN113374252B CN113374252B CN202110590407.4A CN202110590407A CN113374252B CN 113374252 B CN113374252 B CN 113374252B CN 202110590407 A CN202110590407 A CN 202110590407A CN 113374252 B CN113374252 B CN 113374252B
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- shaft
- locking
- fixed
- block
- compensation
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Classifications
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- 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
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- 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
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
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- 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
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
- E04G17/075—Tying means, the tensional elements of which are fastened or tensioned by other means
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- 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
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
- E04G17/075—Tying means, the tensional elements of which are fastened or tensioned by other means
- E04G17/0751—One-piece elements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model provides a connecting locking device of building engineering template, draw gear includes two racks, a bedplate, and two racks correspond fixed settings in the both sides surface of template butt joint end, handling device is including being the symmetry setting a plurality of sleeves, two slide bars of major axis both sides, angle compensation device includes two compensation connecting blocks, and two compensation connecting blocks set up respectively on the top of the butt joint end of two racks, and the through-hole is seted up on the top of every compensation connecting block, presses the pi shape and connects the handle just to make the dop that the end of pi shape support and auxiliary stand was equipped with will lift. The connecting and locking device of the building engineering template has the advantages that the connection and the disassembly of the engineering template can be rapidly completed, the angle compensation device can be used for fixing the building engineering template at multiple angles, a plurality of rotatable parts are arranged between the angle compensation devices, and the two angle compensation devices can be bent at different positions.
Description
Technical Field
The invention relates to a connecting and locking device, in particular to a connecting and locking device for a building engineering template.
Background
The building engineering template is a temporary supporting and protecting structure, wood materials are used as the building engineering template in the past, iron nails are used for connecting and fixing the building engineering templates in the using process, serious harm is caused to the building engineering templates in the using process, the service life of the building engineering templates is shortened in the using process, the building engineering templates are finally scrapped, the building engineering templates are optimized along with the advocacy of green and environment-friendly building engineering in China, the service life of the building engineering templates is prolonged under the condition that the function is not discounted, and the connection locking device of the building engineering templates is required to be optimally designed while the engineering templates are optimized and innovated.
The utility model discloses novel building engineering template is fixed in application number 2018202978012 device, the device is connecting the scute, no. two connect the scute, a fixed plate, under the combined action of No. two fixed plates, increased the area of contact of No. one engineering template and No. two engineering templates, make No. one engineering template and No. two engineering templates be connected more firm, the effectual not hard up separation of No. one engineering template and No. two engineering templates that has prevented, make overall structure more reasonable, simultaneously under the mutually supporting of No. two fixed square steel, no. one fixed square steel, the more stability of being connected of No. one engineering template and No. two engineering templates has been improved, make overall structure more reasonable, but the device need change different parts when fixing the template of different angles, and need fix after two templates fix the position, this still very laborsaving.
The known connection locking devices for building templates therefore have the above-mentioned inconveniences and problems.
Disclosure of Invention
The invention aims to provide a safe and reliable connection locking device for a building engineering template.
In order to achieve the above object, the technical solution of the present invention is:
the connecting and locking device for the building engineering templates enables the end parts of two adjacent templates to be in butt joint, wherein each template surface comprises a loading and unloading device, a traction device and an angle compensation device, the traction device comprises two racks and a seat plate, and the two racks are correspondingly and fixedly arranged on the two side surfaces of the butt joint end of the template; a seat board stretches across the racks on two sides and is arranged above the two racks, the two sides of the seat board are respectively provided with a seat frame, a long shaft is movably arranged between the two seat frames, the two ends of the long shaft are respectively provided with a traction gear, and the traction gears are matched with the racks below the seat board through corresponding through holes on the seat board: the long shaft between the third traction gears comprises a section of hexagonal shaft and a section of connector, the hexagonal shaft can rotate by using a hexagonal wrench, the hexagonal shaft is twisted by the wrench to enable the traction gears to rotate, and the traction gears drive the whole traction device to slide on the fixed racks;
the assembling and disassembling device comprises a plurality of sleeves and two sliding rods, wherein the sleeves are symmetrically arranged on two sides of the long shaft, the sleeves are vertically fixed on the upper surface of the seat plate at intervals, and each sleeve is sleeved with a spring; the sliding rod comprises a plurality of sliding rod supports which are arranged at equal distance with each other, a plurality of cross rods, one end of each sliding rod support is fixed on the edge of the side face of the seat plate, and the other end of each sliding rod support is provided with a rotating shaft; the cross bars are a bent, the middle of the bent is provided with a pi-shaped support, two sides of the pi-shaped support are provided with auxiliary supports, a plurality of cross bars penetrate through the pi-shaped support and the auxiliary supports to form a linkage mechanism, a pi-shaped connecting handle is arranged between the two pi-shaped supports, the other ends of the pi-shaped support and the auxiliary supports are provided with through holes matched with the rotating shaft, and the ends of the pi-shaped support and the auxiliary supports are provided with clamping heads facing the templates;
the angle compensation device comprises two compensation connecting blocks, the two compensation connecting blocks are respectively arranged at the top ends of the butt joint ends of the two racks, a through hole is formed in the top end of each compensation connecting block, a locking shaft is arranged in the through hole, an unlocking shaft is fixedly arranged at one end of the locking shaft, the unlocking shaft is transversely arranged at one side of the compensation connecting blocks, the locking shaft is fixedly connected with movable teeth through keys, one end of a spring is fixed on the movable teeth, and the other end of the spring is fixed on the fixed block; in a normal state, the spring pushes the movable teeth to be attached to the fixed teeth, and the movable teeth are mutually limited between the fixed block and the compensation connecting block, so that rotation cannot be generated; when the unlocking shaft is pressed down, the locking shaft drives the spring to compress, the fixed teeth and the movable teeth are separated from each other, and the compensation connecting block and the fixed block can rotate; when the end parts of two adjacent templates are in butt joint, a fixed block is connected to one template, the connecting end part of the fixed block is provided with a locking block with a circular through hole, the side surface of the locking block is provided with a sliding groove, a locking sleeve is arranged in the sliding groove in a sliding way, a connecting block is fixedly arranged on the fixed block on the other template, the connecting block is hollow and provided with the circular through hole, a connecting shaft is arranged in the through hole, the connecting shaft penetrates through the circular through hole of the locking block, a locking pin is fixedly connected to the connecting block, the locking sleeve is sleeved in the sliding groove in a sliding way to lock the locking pin, and when the fixed blocks of the two templates are arranged on the same surface, the locking sleeve is sleeved in the locking pin to fix the two templates; when the two fixed blocks of the two templates are not on the same straight line, the locking sleeve is slipped out of the locking pin, and the rotation between the locking block and the connecting block provides the angle change at different positions with the angle compensation device;
wherein: pressing the n-shaped connecting handle to lift the clamping heads arranged at the ends of the n-shaped bracket and the auxiliary bracket, arranging through holes which are matched with the clamping heads in position and shape on the template, and aligning the through holes of the template 1 when the clamping heads are lifted; the clamping head can firmly clamp the template by loosening the pi-shaped connecting handle, the loading and unloading device is arranged on the traction device, the loading and unloading device can move along with the movement of the traction device, and the loading and unloading device can also move with the template.
The connecting and locking device of the building engineering template can be further realized by adopting the following technical measures.
The connecting and locking device of the building engineering template is characterized in that the long shaft is fixedly provided with a hexagonal shaft, the hexagonal shaft rotates by using a hexagonal wrench, the hexagonal shaft is fixedly connected with the long shaft through a connector, and when the hexagonal shaft is screwed by the wrench, the traction gear rotates.
After the technical scheme is adopted, the connecting and locking device of the building engineering template has the following advantages:
1. the device has simple structure and convenient manufacture;
2. the connection and the disassembly of the engineering templates can be completed rapidly, and the angle compensation device can complete the fixation of the multi-angle building engineering templates;
3. the angle compensation devices are provided with a plurality of rotatable parts, so that the two angle compensation devices can be bent at different positions.
Drawings
FIG. 1 is a schematic view of butt joint of two adjacent end portions of a template according to an embodiment of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic view of a butt joint structure of two adjacent end portions of a template according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a loading unit and a traction unit according to an embodiment of the present invention;
FIG. 5 is a schematic view of an angle compensation device according to an embodiment of the present invention;
fig. 6 is a schematic diagram of an end portion concave-convex connection structure of two adjacent templates according to an embodiment of the present invention.
Detailed Description
The invention is further described below with reference to examples and figures thereof.
Example 1
Referring now to fig. 1-6, the connection locking device of the building engineering formwork of the present invention is composed of two groups with the same structure, the formwork 1, the labor-saving loading and unloading device 2, the traction device 3, the angle compensation device 4 and the fixed block 5 are one group, the two groups are connected through the locking block 6, the locking sleeve 7, the connecting block 8, the connecting shaft 9 and the locking pin 10, the traction device 3 comprises a mounting transverse plate 301, two square through holes are dug at two ends of the mounting transverse plate 301, a fixed rack 302 is slidingly installed in one through hole, an auxiliary rack 307 is slidingly installed in the other through hole, two first connecting lugs are welded on the mounting transverse plate 301, a penetrating long shaft 308 is rotatably installed on the first connecting lugs through a bearing, a traction gear 303 is fixedly installed on one end of the penetrating long shaft 308, an auxiliary traction gear 306 is fixedly installed on the other end of the first connecting lugs, the traction gear 303 is meshed with the fixed rack 302, a hexagonal shaft 304 is fixedly installed on the penetrating long shaft 308, the hexagonal shaft 304 can be rotated by using a hexagonal shaft 304, the hexagonal shaft 304 is fixedly connected with the long shaft 308 through a connector 305, when the hexagonal shaft 304 is screwed, and the whole traction gear 303 is driven to rotate on the traction device 3.
The labor-saving assembling and disassembling device 2 is arranged on the installation transverse plate 301, the transverse plate 202 in the labor-saving assembling and disassembling device 2 is in sliding connection with the installation transverse plate 301 through a sleeve and a sliding rod, the labor-saving spring 203 is sleeved outside the sleeve, meanwhile, a fixing hook 204 is fixed on the transverse plate 202, a through hole is formed in the fixing hook 204, a hook rotating shaft 205 is arranged in the through hole, and the hook rotating shaft 205 is hinged with a second connecting lug on the installation transverse plate 301. A row of connecting transverse shafts 206 are further arranged in the fixing hooks 204, a plurality of auxiliary hooks 207 parallel to the fixing hooks 204 are arranged at different positions, the lower ends of the auxiliary hooks 207 are also rotationally connected with the mounting transverse plates 301, the labor-saving loading and unloading device 2 is symmetrical about the penetrating long shafts 308, the mounting parts on two sides are identical, a handle 201 is fixedly arranged between the two transverse plates 202, the fixing hooks 204 and all the auxiliary hooks 207 rotate around the hook rotating shafts 205 when the handle 201 are pressed down, the clamping heads arranged at the bottom ends of the hook rotating shafts 205 and the auxiliary hooks 207 are lifted, through holes which are matched with the positions and the shapes of the clamping heads are arranged on the template 1, when the clamping heads are lifted, the through holes on the template 1 are aligned, the clamping heads 201 are loosened to firmly clamp the template 1, the labor-saving loading and unloading device 2 is arranged on the traction device 3, the labor-saving loading and unloading device 2 moves along with the movement of the traction device 3, and the labor-saving loading and unloading device 2 also moves along with the template.
The compensation connecting block 401 is welded on the fixed rack 302, a through hole is formed in the top end of the compensation connecting block 401, a locking shaft 404 is installed in the through hole, an unlocking shaft 402 is fixedly installed at one end of the locking shaft 404, the unlocking shaft 402 extends out of one section of the compensation connecting block 401, a movable tooth 405 is fixedly connected to the locking shaft 404 through a key, one end of a compensation spring 406 is fixed to the movable tooth 405, the other end of the compensation spring 406 is fixed to the fixed block 5, under a normal state, the compensation spring 406 pushes the movable tooth 405 to be attached to the fixed tooth 403, the movable tooth 405 and the fixed tooth 403 mutually limit the fixed block 5 and the compensation connecting block 401, rotation cannot be generated between the fixed block 5 and the compensation connecting block 401, the locking shaft 404 drives the compensation spring 406 to compress when the unlocking shaft 402 is pressed, the fixed tooth 403 and the movable tooth 405 are not contacted any more, and the compensation connecting block 401 and the fixed block 5 can rotate.
The locking device comprises a locking block 5, a locking sleeve 7, a connecting block 8, a connecting shaft 9, a locking pin 10, a locking sleeve 7, a locking pin 10 and a locking sleeve 7, wherein the locking block 6 is fixedly connected to one of the locking blocks 5, the side surface of the locking block 6 is provided with a sliding groove, the locking sleeve 7 is slidably arranged in the sliding groove, the locking sleeve 7 is fixedly arranged on the other locking block 5, the connecting block 8 is hollow and provided with a circular through hole, the connecting shaft 9 is arranged in the through hole, one end of the locking block 6 is provided with the circular through hole, the connecting shaft 9 penetrates through the circular through hole of the locking block 6, the locking pin 10 is fixedly connected to the connecting block 8, the locking sleeve 7 is sleeved in the locking pin 10 when the two fixing blocks 5 are arranged on the same surface, the locking sleeve 7 is fixedly arranged in the locking pin 10, and when the two fixing blocks 5 in the same group are not arranged on the same straight line, the locking sleeve 7 is slid out of the locking pin 10, and the rotation between the locking block 6 and the connecting block 8 can provide angle changes at different positions with an angle compensating device 4.
The working principle of the connecting and locking device of the building engineering template is as follows: when the two templates 1 need to be locked, the device is installed, one group of handles 201 is pressed down, the handles 201 can drive the fixing hooks 204 to lift, the handles 201 are aligned with the through holes of one of the templates 1, the labor-saving loading and unloading device 2 can fix the templates 1, then the angle compensation device 4, the fixing block 5, the locking block 6, the locking sleeve 7, the connecting block 8, the connecting shaft 9 and the locking pin 10 are adjusted according to the angle between the two templates 1, the labor-saving loading and unloading device 2 and the traction device 3 of the other group are enabled to rotate onto the other template 1, then the fixing hooks 204 are fixed into the through holes of the other template 1, finally, the hexagonal shafts 304 on the two groups of traction devices 3 are twisted by using the hexagonal wrench, the traction gear 303 can move on the fixing rack 302, and meanwhile, the two templates 1 are driven to move towards the middle, and locking is completed.
The angle compensation device of the connecting and locking device of the building engineering template has substantial characteristics and obvious technical progress, and the angle compensation device of the connecting and locking device of the building engineering template can finish the fixation of the building engineering template at multiple angles; the dismounting device can quickly finish dismounting the engineering template; a plurality of rotatable parts are arranged between the angle compensation devices, so that the two angle compensation devices can be bent at different positions.
The above embodiments are provided for illustrating the present invention only, and not for limiting the present invention, and various changes or modifications may be made by one skilled in the relevant art without departing from the spirit and scope of the present invention. Accordingly, all equivalent arrangements should be considered to be within the scope of the present invention as defined in the claims.
Claims (1)
1. The utility model provides a connection locking device of building engineering template, makes two adjacent template tip butt joints, and every template is including laborsaving handling device, draw gear, angle compensation arrangement on the surface, its characterized in that:
the traction device comprises a mounting transverse plate, two square through holes are dug at two ends of the mounting transverse plate, a fixed rack is slidably arranged in one through hole, an auxiliary rack is slidably arranged in the other through hole, two first connecting lugs are welded on the mounting transverse plate, a long shaft penetrating through the first connecting lugs is rotatably arranged on the first connecting lugs through bearings, a traction gear is fixedly arranged at one end penetrating through the long shaft, an auxiliary traction wheel is fixedly arranged at the other end of the first connecting lugs, the traction gear is meshed with the fixed rack, the auxiliary traction wheel is meshed with the auxiliary rack, a hexagonal shaft is fixedly arranged on the long shaft penetrating through the auxiliary rack, the hexagonal shaft rotates through a hexagonal wrench, the hexagonal shaft is fixedly connected with the long shaft through a connector, and when the hexagonal shaft is screwed by the wrench, the traction gear rotates to drive the whole traction device to slide on the fixed rack;
the mounting transverse plate is provided with a labor-saving assembling and disassembling device, the transverse plate in the labor-saving assembling and disassembling device is in sliding connection with the mounting transverse plate through a sleeve and a sliding rod, a labor-saving spring is sleeved outside the sleeve, a fixing hook is fixed on the transverse plate, a through hole is formed in the fixing hook, a hook rotating shaft is mounted in the through hole, and the hook rotating shaft is hinged with a second connecting lug on the mounting transverse plate; a row of connecting transverse shafts are also arranged in the fixed hooks, a plurality of auxiliary hooks parallel to the fixed hooks are arranged at different positions, the lower ends of the auxiliary hooks are also rotationally connected with the mounting transverse plates, the labor-saving assembling and disassembling device is symmetrical about a penetrating long shaft, the mounting parts at two sides are the same, a handle is fixedly arranged between the two transverse plates, the handle is pressed down to fix the hooks and all the auxiliary hooks to rotate around a hook rotating shaft, the clamping heads arranged at the bottom ends of the hook rotating shaft and the auxiliary hooks are lifted, through holes which are matched with the positions and the shapes of the clamping heads are arranged on the templates, when the clamping heads are lifted, the clamping heads are aligned with the through holes on the templates, the clamping heads of the handle are loosened to firmly clamp the templates, and the labor-saving assembling and disassembling device is arranged on the traction device and can move along with the traction device and can also move along with the templates;
the angle compensation device comprises two compensation connecting blocks, the two compensation connecting blocks are respectively arranged at the top ends of the butt joint ends of the two racks, a through hole is formed in the top end of each compensation connecting block, a locking shaft is arranged in the through hole, an unlocking shaft is fixedly arranged at one end of the locking shaft, the unlocking shaft is transversely arranged at one side of the compensation connecting blocks, the locking shaft is fixedly connected with movable teeth through keys, one end of a spring is fixed on the movable teeth, and the other end of the spring is fixed on the fixed block; in a normal state, the spring pushes the movable teeth to be attached to the fixed teeth, and the movable teeth are mutually limited between the fixed block and the compensation connecting block, so that rotation cannot be generated; when the unlocking shaft is pressed down, the locking shaft drives the spring to compress, the fixed teeth and the movable teeth are separated from each other, and the compensation connecting block and the fixed block can rotate; when the end parts of two adjacent templates are in butt joint, a fixed block is connected to one template, the connecting end part of the fixed block is provided with a locking block with a circular through hole, the side surface of the locking block is provided with a sliding groove, a locking sleeve is arranged in the sliding groove in a sliding way, a connecting block is fixedly arranged on the fixed block on the other template, the connecting block is hollow and provided with the circular through hole, a connecting shaft is arranged in the through hole, the connecting shaft penetrates through the circular through hole of the locking block, a locking pin is fixedly connected to the connecting block, the locking sleeve is sleeved in the sliding groove in a sliding way to lock the locking pin, and when the fixed blocks of the two templates are arranged on the same surface, the locking sleeve is sleeved in the locking pin to fix the two templates; when the two fixed blocks of the two templates are not on the same straight line, the locking sleeve is slid out of the locking pin, and the rotation between the locking block and the connecting block provides the angle change at different positions of the angle compensation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110590407.4A CN113374252B (en) | 2021-05-28 | 2021-05-28 | Connection locking device of building engineering template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110590407.4A CN113374252B (en) | 2021-05-28 | 2021-05-28 | Connection locking device of building engineering template |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113374252A CN113374252A (en) | 2021-09-10 |
| CN113374252B true CN113374252B (en) | 2023-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110590407.4A Active CN113374252B (en) | 2021-05-28 | 2021-05-28 | Connection locking device of building engineering template |
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| Country | Link |
|---|---|
| CN (1) | CN113374252B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233680B (en) * | 2022-08-25 | 2023-12-22 | 吴娜娜 | Reinforcing template |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0783065A1 (en) * | 1996-01-08 | 1997-07-09 | Sateco S.A. | Shuttering with forming panels and automatic tensioning means |
| CN111706076A (en) * | 2020-06-28 | 2020-09-25 | 王�忠 | Concatenation formula template for building |
| CN111983876A (en) * | 2020-08-13 | 2020-11-24 | 深圳市乐其网络科技有限公司 | Rotating handle device |
| CN212984203U (en) * | 2020-06-12 | 2021-04-16 | 陈丽清 | Keel stable connecting device for decoration project |
| CN213268930U (en) * | 2020-09-16 | 2021-05-25 | 韶关市新城兴建筑工程有限公司 | Connecting and locking device for building template |
-
2021
- 2021-05-28 CN CN202110590407.4A patent/CN113374252B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0783065A1 (en) * | 1996-01-08 | 1997-07-09 | Sateco S.A. | Shuttering with forming panels and automatic tensioning means |
| CN212984203U (en) * | 2020-06-12 | 2021-04-16 | 陈丽清 | Keel stable connecting device for decoration project |
| CN111706076A (en) * | 2020-06-28 | 2020-09-25 | 王�忠 | Concatenation formula template for building |
| CN111983876A (en) * | 2020-08-13 | 2020-11-24 | 深圳市乐其网络科技有限公司 | Rotating handle device |
| CN213268930U (en) * | 2020-09-16 | 2021-05-25 | 韶关市新城兴建筑工程有限公司 | Connecting and locking device for building template |
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| Publication number | Publication date |
|---|---|
| CN113374252A (en) | 2021-09-10 |
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