CN108316638B - Locking fastener for scaffold - Google Patents
Locking fastener for scaffold Download PDFInfo
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- CN108316638B CN108316638B CN201810347210.6A CN201810347210A CN108316638B CN 108316638 B CN108316638 B CN 108316638B CN 201810347210 A CN201810347210 A CN 201810347210A CN 108316638 B CN108316638 B CN 108316638B
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- cardboard
- locking
- shaped groove
- flange
- clamping piece
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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
- E04G7/00—Connections between parts of the scaffold
- E04G7/02—Connections between parts of the scaffold with separate coupling elements
- E04G7/06—Stiff scaffolding clamps for connecting scaffold members of common shape
- E04G7/12—Clamps or clips for crossing members
- E04G7/14—Clamps or clips for crossing members for clamping the members independently
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a locking fastener for a scaffold in the technical field of scaffolds. The locking fastener comprises a locking part arranged on the flat pull pipe and a fixing part arranged on the upright post; the locking part comprises a rotating shaft which can be rotatably penetrated and installed at the end part of the flat pull pipe, one end of the rotating shaft is fixedly connected with a second bolt, the periphery of the second bolt is fixedly connected with a rubber clamping piece, the rubber clamping piece is an oval cam, two vertex positions of the oval cam are respectively provided with a first locking tooth, and two groups of first locking teeth are arranged in a clockwise inclined manner; the fixing part comprises a U-shaped groove formed in the upright post, one side of the upright post is provided with a mounting block movably inserted into the U-shaped groove, a first ellipse is formed between the mounting block and the bottom of the U-shaped groove, and the width dimension of the first ellipse is smaller than the length dimension of the elliptical cam; the groove bottom of the U-shaped groove is provided with second locking teeth, one side of the mounting block, which is opposite to the groove bottom of the U-shaped groove, is provided with third locking teeth, and the second locking teeth and the third locking teeth are arranged in an anticlockwise inclined mode. The rubber clamping piece is arranged, so that the rubber clamping piece can be quickly disassembled, and the buckling lock is firm.
Description
Technical Field
The invention relates to the technical field of scaffolds, in particular to a locking piece for a scaffold.
Background
Scaffolding refers to various supports erected on a construction site for workers to handle and solve vertical and horizontal transportation. Scaffold frame generally is used for setting up temporarily and forms, with the stand, it is fixed through the bolt installation between the plain-drawn pipe, convenient to detach installation, simultaneously, convenient transportation, but, during the installation, need utilize the instrument to screw up the bolt, during the dismantlement, still need the instrument to loosen the bolt soon, it is very inconvenient to use, waste time and energy, and scaffold frame is used for the job site to set up temporarily, direct influence site operation, and simultaneously, long-term the use, the bolt passes through the nut and screws up, it is not hard up easily, factor of safety remains to improve.
Disclosure of Invention
The invention aims to provide a fastener for a scaffold, which is quick to disassemble and firm in fastening.
In order to achieve the purpose, the locking fastener for the scaffold adopts the following technical scheme:
a fastener for scaffold is composed of a locking part on the horizontal pull tube and a fixing part on the vertical column; the locking part comprises a rotating shaft which can be rotatably penetrated and installed at the end part of the flat pull pipe, a second bolt is fixedly connected to one end of the rotating shaft, a stop block is arranged at the end part of the rotating shaft fixedly connected with the second bolt, a pull pipe clamping piece is sleeved between the stop block and the flat pull pipe at the periphery of the rotating shaft, a rubber clamping piece is fixedly connected to the periphery of the second bolt, the rubber clamping piece is an oval cam, first locking teeth are arranged at two vertex positions of the oval cam, and the two groups of first locking teeth are arranged in a clockwise inclined manner; the fixing part comprises a U-shaped groove formed in an upright post, a mounting block is arranged on one side of the upright post and can be movably inserted into the U-shaped groove, a lock catch is arranged at the edge of a notch of the U-shaped groove of the upright post and locks the mounting block on the upright post, one end, opposite to the bottom of the U-shaped groove, of the mounting block is arc-shaped, a first ellipse in pressure contact with the elliptical cam is formed between the mounting block and the bottom of the U-shaped groove, the width dimension of the first ellipse is smaller than the length dimension of the elliptical cam, and the length dimension of the elliptical cam is consistent with the length dimension of the first ellipse; the tank bottom in U-shaped groove is equipped with the second locking tooth, the one side of the relative U-shaped groove tank bottom of installation piece is equipped with the third locking tooth, second locking tooth and third locking tooth are anticlockwise slope and arrange. According to the invention, the rubber clamping piece is arranged and is an elliptical cam, the first locking teeth arranged on the elliptical cam are arranged in a clockwise inclined manner, the second locking teeth arranged on the bottom of the U-shaped groove and the third locking teeth arranged on the mounting block are arranged in an anticlockwise inclined manner, and the first locking teeth are matched with the second locking teeth and the third locking teeth, so that the elliptical cam can only rotate anticlockwise, the U-shaped groove and the mounting block are continuously extruded in the anticlockwise direction, the stand column and the flat pull pipe are firmly connected, and the elliptical cam cannot rotate clockwise, therefore, the connection between the stand column and the flat pull pipe cannot be loosened, the safety factor is further improved, and quick mounting is realized without other tools in the mounting process; simultaneously, when dismantling, will install the outside pulling of piece, at this moment, the third locking tooth on the installation piece separates with the first locking tooth of oval cam, then, directly pulls out the U-shaped groove with oval cam, and at this moment, dismantlement completion, stand and flat-draw tube part do not need other instruments, conveniently dismantle the installation to can not produce wearing and tearing, long service life when dismantling.
Preferably, the elliptical cam is provided with compression holes at two vertex positions for facilitating compression, and springs are arranged in the compression holes. Through the setting of compression hole, the compression of being convenient for warp to under the effect of spring, play the supporting role, and improve elasticity, strengthen the locking effect.
Preferably, the trombone slide fastener includes first cardboard, second cardboard, third cardboard, fourth cardboard, the fifth cardboard of parcel stand periphery, the axis of rotation is worn to adorn in the upper end of first cardboard, and the lower extreme is articulated mutually with the second cardboard, and the second cardboard is articulated mutually with the third cardboard, and the third cardboard is articulated mutually with the fourth cardboard, and the fourth cardboard is articulated mutually with the fifth cardboard, a side of first cardboard contacts with the stand, and the other side contacts with the fifth cardboard. Through the setting of trombone slide fastener, first cardboard, second cardboard, third cardboard, fourth cardboard, fifth cardboard parcel stand periphery, supplementary locking.
Preferably, the mounting hole is formed below the U-shaped groove of the upright column, a first flange is arranged on the mounting hole along the hole wall, a through hole is formed in the position, opposite to the mounting hole, of the first clamping plate, a rubber block penetrating through the through hole and entering the mounting hole is arranged on the fifth clamping plate, a second flange and a third flange which are separated from each other are arranged at one end, inserted into the mounting hole, of the rubber block, the third flange is in pressure contact with the first flange in a locking state, the outer diameter of the second flange is identical to that of the third flange, the outer diameter of the second flange is smaller than the hole diameter of the mounting hole, and the outer diameter of the second flange is larger than the hole diameter formed by the first flange. Because the rubber block is provided with the second flange and the third flange, in a locking state, the third flange is in pressure contact with the first flange of the stand column, and meanwhile, the second flange is arranged to prevent the first flange from being pressed when loosening, so that multiple arrangement and looseness prevention are realized, the rubber block is tightly locked in the mounting hole of the stand column, and the firm connection between the stand column and the flat pull pipe is further ensured.
Preferably, the stand is located the upper and lower side of mounting hole and all is equipped with the locating piece, the locating piece encircles along the stand whole body and arranges, a side that first cardboard, second cardboard, third cardboard, fourth cardboard contact stand all is equipped with the constant head tank with locating piece matched with. Through the setting of constant head tank, cooperate with the locating piece that sets up at stand whole body, convenient location, simultaneously, improve the stability of being connected between stand and the flat tube.
Preferably, the rubber clamping piece is fixedly connected to the second bolt through a locknut, a thick nylon washer is arranged between the rubber clamping piece and the stop block, and a flat washer is arranged between the locknut and the rubber clamping piece. Through locknut's setting for the firm rigid coupling that rubber fastener is tight is on the second bolt, under the effect of thick packing ring of nylon and plain washer, plays locking effect.
Preferably, the other end of the rotating shaft is fixedly connected with a nylon handle convenient to rotate through a first bolt. Through the setting of nylon handle, the rotation of the rubber fastener of being convenient for, convenient locking.
Preferably, the outer wall of the mounting block is provided with a handle which is convenient to push and pull. Through the setting of handle, push-and-pull installation piece when the dismouting of being convenient for, convenient operation.
Compared with the prior art, the invention has the beneficial effects that:
1. the rubber clamping piece is arranged, the rubber clamping piece is an elliptical cam, the elliptical cam is directly inserted into the U-shaped groove, as a first ellipse which is in pressure contact with the elliptical cam is formed between the mounting block and the bottom of the U-shaped groove, the width dimension of the first ellipse is smaller than the length dimension of the elliptical cam, when the elliptical cam rotates, the elliptical cam is respectively abutted against the mounting block and the U-shaped groove to tightly clamp the elliptical cam on the upright column, the operation is convenient, in addition, the first locking teeth arranged on the elliptical cam are arranged in a clockwise inclined manner, the second locking teeth arranged on the bottom of the U-shaped groove and the third locking teeth arranged on the mounting block are arranged in an anticlockwise inclined manner, the first locking teeth are matched with the second locking teeth and the third locking teeth, so that the elliptical cam can only rotate anticlockwise to continuously press the U-shaped groove and the mounting block in the anticlockwise direction, the upright post and the flat pull pipe are firmly connected, and the elliptical cam cannot rotate clockwise, so that the connection between the upright post and the flat pull pipe cannot be loosened, the safety coefficient is further improved, and other tools are not needed in the installation process, and the installation is rapid;
2. according to the invention, through the arrangement of the pull pipe clamping piece, the positioning block on the upright post is matched and fixed with the positioning groove of the pull pipe clamping piece, so that the pull pipe assembly and the upright post are firmly connected, meanwhile, the rubber block of the fifth clamping plate passes through the first clamping plate and is clamped in the mounting hole of the upright post, and the auxiliary locking effect is realized, so that the lock catch between the upright post and the pull pipe is firm, and the safety coefficient is improved;
3. when the mounting block is dismounted, the lock catch is opened, the mounting block is pulled outwards by pulling the handle, at the moment, the third locking tooth on the mounting block is separated from the first locking tooth of the oval cam, then, the oval cam is directly pulled out of the U-shaped groove, at the moment, the dismounting is finished, the upright post and the flat pull pipe are separated, other tools are not needed, the mounting and dismounting are convenient, no abrasion is generated during the dismounting, and the service life is long.
Drawings
FIG. 1 is a perspective view of the present invention in a locked state;
fig. 2 is a perspective view of the locking portion;
fig. 3 is a view showing a mounting structure of a locking portion;
FIG. 4 is a locking state view of the locking part and the fixing part;
FIG. 5 is a view showing an unlocked state of the locking part and the fixing part;
FIG. 6 is a perspective view of the post;
fig. 7 is a locking state diagram of the pull tube clamping piece and the upright post.
The locking device comprises a vertical column 1, a lock catch 2, a mounting block 3, a handle 4, a first clamping plate 5, a second clamping plate 6, a fifth clamping plate 7, a nylon handle 8, a first bolt 9, a flat pull tube 10, a nylon thick washer 11, a rubber clamping piece 12, a spring 13, a compression hole 14, a first locking tooth 15, a locknut 16, a flat washer 17, a fourth clamping plate 18, a third clamping plate 19, a pull tube clamping piece 20, a U-shaped groove 21, a third locking tooth 22, a second locking tooth 23, a positioning block 24, a mounting hole 25, a positioning groove 26, a rubber block 27, a first flange 28, a second flange 29, a third flange 30, a through hole 31, a rotating shaft 32, a second bolt 33 and a stop 34.
Detailed Description
The present invention is further illustrated by the following description in conjunction with the accompanying drawings, which are to be construed as merely illustrative and not limitative of the remainder of the disclosure, and on reading the disclosure, various equivalent modifications thereof will become apparent to those skilled in the art and fall within the limits of the appended claims.
As shown in fig. 1 to 7, a locking device for scaffolding includes a locking portion provided at a spreader 10 and a fixing portion provided at a post 1; the locking part comprises a rotating shaft 32 which can be rotatably penetrated and installed at the end part of the flat pull pipe 10, one end of the rotating shaft 32 is fixedly connected with a second bolt 33, the other end of the rotating shaft 32 is fixedly connected with a nylon handle 8 which is convenient to rotate through a first bolt 9, a stop block 34 is arranged at the end part of the rotating shaft 32 which is fixedly connected with the second bolt 33, a pull pipe clamping piece 20 is sleeved between the stop block 34 and the flat pull pipe 10 at the periphery of the rotating shaft 32, the pull pipe clamping piece 20 comprises a first clamping plate 5, a second clamping plate 6 and a third clamping plate 19 which wrap the periphery of, the upper end of the first clamping plate 5 is provided with a rotating shaft 32 in a penetrating mode, the lower end of the first clamping plate 5 is hinged to the second clamping plate 6, the second clamping plate 6 is hinged to the third clamping plate 19, the third clamping plate 19 is hinged to the fourth clamping plate 18, the fourth clamping plate 18 is hinged to the fifth clamping plate 7, one side face of the first clamping plate 5 is in contact with the upright post 1, and the other side face of the first clamping plate 5 is in contact with the fifth clamping plate 7; a rubber clamping piece 12 is fixedly connected to the periphery of the second bolt 33, the rubber clamping piece 12 is fixedly connected to the second bolt 33 through a locknut 16, a nylon thick washer 11 is arranged between the rubber clamping piece 12 and a stop block 34, a flat washer 17 is arranged between the locknut 16 and the rubber clamping piece 12, the rubber clamping piece 12 is fixedly connected to the second bolt 33 tightly through the arrangement of the locknut 16, and a locking effect is achieved under the action of the nylon thick washer 11 and the flat washer 17; the rubber clamping piece 12 is an oval cam, compression holes 14 convenient to compress are formed in the oval cam at two vertex positions, and springs 13 are arranged in the compression holes 14, so that the supporting effect is achieved, the elasticity is improved, and the locking effect is enhanced; two vertex positions of the elliptic cam are respectively provided with a first locking tooth 15, and two groups of the first locking teeth 15 are arranged in a clockwise inclined manner; the fixing part comprises a U-shaped groove 21 formed in the upright post 1, a mounting block 3 is arranged on one side of the upright post 1, the mounting block 3 can be movably inserted into the U-shaped groove 21, a handle 4 convenient to push and pull is arranged on the outer wall of the mounting block 3, a lock catch 2 is arranged on the edge of a notch of the upright post 1, the mounting block 3 is locked on the upright post 1 through the lock catch 2, one end, opposite to the bottom of the U-shaped groove 21, of the mounting block 3 is arc-shaped, a first ellipse in pressure contact with the elliptical cam is formed between the mounting block 3 and the bottom of the U-shaped groove 21, the width size of the first ellipse is smaller than the length size of the elliptical cam, and the; a second locking tooth 23 is arranged at the bottom of the U-shaped groove 21, a third locking tooth 22 is arranged at one side of the mounting block 3, which is opposite to the bottom of the U-shaped groove 21, and the second locking tooth 23 and the third locking tooth 22 are obliquely arranged in a counterclockwise manner; the upright post 1 is provided with a mounting hole 25 below the U-shaped groove 21, the mounting hole 25 is provided with a first flange 28 along the hole wall, a through hole 31 is arranged at the position of the first clamping plate 5 opposite to the mounting hole 25, the fifth clamping plate 7 is provided with a rubber block 27 penetrating through the through hole 31 and entering the mounting hole 25, one end of the rubber block 27 inserted into the mounting hole 25 is provided with a second flange 29 and a third flange 30 which are mutually separated, the third flange 30 is in pressure contact with the first flange 28 in a locking state, the outer diameter of the second flange 29 is consistent with that of the third flange 30, the outer diameter of the second flange 29 is smaller than the hole diameter of the mounting hole 25, and the outer diameter of the second flange 29 is larger than the hole diameter formed by the first flange 28; in a locking state, the third flange 30 is in pressure contact with the first flange 28 of the upright post 1, and meanwhile, the second flange 29 is arranged to avoid pressing the first flange 28 when loosening, multiple arrangement and loosening prevention are realized, so that the rubber block 27 is tightly locked in the mounting hole 25 of the upright post 1, and the firm connection between the upright post 1 and the flat pull pipe 10 is further ensured; the upper and lower side that stand 1 is located mounting hole 25 all is equipped with locating piece 24, and locating piece 24 encircles along stand 1 whole body and arranges, and a side that first cardboard 5, second cardboard 6, third cardboard 19, fourth cardboard 18 contact stand 1 all is equipped with and locating piece 24 matched with constant head tank 26, convenient location, simultaneously, improves the stability of being connected between stand 1 and the flat tube 10.
The specific working process and principle of the invention are as follows: during installation, the rubber clamping piece 12 of the flat pull pipe 10 is inserted into the U-shaped groove 21 of the upright post 1, the mounting block 3 is pushed into the U-shaped groove 21 by pushing the handle 4, then the mounting block 3 is locked on the upright post 1 through the lock catch 2, at the moment, a first ellipse is formed between the mounting block 3 and the bottom of the U-shaped groove 21, then the rubber clamping piece 12 is driven to rotate by rotating the nylon handle 8, because the rubber clamping piece 12 is set to be an elliptical cam, the first locking teeth 15 arranged on the elliptical cam are arranged in a clockwise inclined manner, the second locking teeth 23 arranged on the bottom of the U-shaped groove 21 and the third locking teeth 22 arranged on the mounting block 3 are arranged in an anticlockwise inclined manner, the first locking teeth 15 are matched with the second locking teeth 23 and the third locking teeth 22, so that the elliptical cam can only rotate anticlockwise, the U-shaped groove 21 and the mounting block 3 are continuously pressed in the anticlockwise direction, the upright post 1, the elliptical cam cannot rotate clockwise, so that connection between the upright post 1 and the flat pull tube 10 cannot be loosened, then the pull tube clamping piece 20 is installed on the upright post 1, the positioning block 24 is matched and positioned with the positioning groove 26, the first clamping plate 5, the second clamping plate 6, the third clamping plate 19, the fourth clamping plate 18 and the fifth clamping plate 7 wrap the whole body of the upright post 1, then the rubber block 27 of the fifth clamping plate 7 penetrates through the first clamping plate 5 to enter the installation hole 25 of the upright post 1 to play a role in auxiliary locking, so that the lock between the upright post 1 and the flat pull tube 10 is firm, and at the moment, installation is completed; when needs are dismantled, pull out block rubber 27 from mounting hole 25 in, in proper order with fifth cardboard 7, fourth cardboard 18, third cardboard 19, second cardboard 6, first cardboard 5 expandes, make trombone slide fastener 20 and stand 1 separation, then, open hasp 2, pulling handle 4 outwards stimulates installation block 3, at this moment, third locking tooth 22 on the installation block 3 separates with the first locking tooth 15 of oval cam, it can directly to pull out U-shaped groove 21 with oval cam, at this moment, dismantle the completion, stand 1 parts with flat-draw tube 10, can not produce wearing and tearing, the installation is conveniently dismantled, the transportation of being convenient for.
Claims (8)
1. A hasp piece for scaffold frame which characterized in that: comprises a locking part arranged on a horizontal pulling pipe and a fixing part arranged on an upright post; the locking part comprises a rotating shaft which can be rotatably penetrated and installed at the end part of the flat pull pipe, a second bolt is fixedly connected to one end of the rotating shaft, a stop block is arranged at the end part of the rotating shaft fixedly connected with the second bolt, a pull pipe clamping piece is sleeved between the stop block and the flat pull pipe at the periphery of the rotating shaft, a rubber clamping piece is fixedly connected to the periphery of the second bolt, the rubber clamping piece is an oval cam, first locking teeth are arranged at two vertex positions of the oval cam, and the two groups of first locking teeth are arranged in a clockwise inclined manner; the fixing part comprises a U-shaped groove formed in an upright post, a mounting block is arranged on one side of the upright post and can be movably inserted into the U-shaped groove, a lock catch is arranged at the edge of a notch of the U-shaped groove of the upright post and locks the mounting block on the upright post, one end, opposite to the bottom of the U-shaped groove, of the mounting block is arc-shaped, a first ellipse in pressure contact with the elliptical cam is formed between the mounting block and the bottom of the U-shaped groove, the width dimension of the first ellipse is smaller than the length dimension of the elliptical cam, and the length dimension of the elliptical cam is consistent with the length dimension of the first ellipse; the tank bottom in U-shaped groove is equipped with the second locking tooth, the one side of the relative U-shaped groove tank bottom of installation piece is equipped with the third locking tooth, second locking tooth and third locking tooth are anticlockwise slope and arrange.
2. The catch member for scaffolding according to claim 1, wherein: the oval cam is provided with compression holes convenient to compress at two vertex positions, and springs are arranged in the compression holes.
3. The catch member for scaffolding according to claim 1, wherein: the trombone slide fastener is including first cardboard, second cardboard, third cardboard, fourth cardboard, the fifth cardboard of parcel stand periphery, wear to adorn the axis of rotation in the upper end of first cardboard, the lower extreme is articulated mutually with the second cardboard, and the second cardboard is articulated mutually with the third cardboard, and the third cardboard is articulated mutually with the fourth cardboard, and the fourth cardboard is articulated mutually with the fifth cardboard, a side of first cardboard contacts with the stand, and another side contacts with the fifth cardboard.
4. A catch member for scaffolding as claimed in claim 3, in which: the stand is located the below of U-shaped groove and is equipped with the mounting hole, the mounting hole is equipped with first flange along the pore wall, the position of the relative mounting hole of first cardboard is equipped with the through-hole, the fifth cardboard is equipped with the block rubber that passes the through-hole and get into the mounting hole, the one end that the block rubber inserted the mounting hole is equipped with second flange and the third flange that separates each other, the third flange is with first flange pressure contact when locking state, the external diameter of second flange is unanimous with the external diameter of third flange, the external diameter of second flange is less than the aperture of mounting hole, the external diameter of second flange is greater than the aperture that first flange formed.
5. The catch member for scaffolding according to claim 4, wherein: the stand is located all to be equipped with the locating piece below the mounting hole, the locating piece is arranged along stand whole body encircleing, a side of first cardboard, second cardboard, third cardboard, fourth cardboard contact stand all is equipped with the constant head tank with locating piece matched with.
6. The catch member for scaffolding according to claim 1, wherein: the rubber clamping piece is fixedly connected to the second bolt through a locknut, a nylon thick washer is arranged between the rubber clamping piece and the stop block, and a flat washer is arranged between the locknut and the rubber clamping piece.
7. The catch member for scaffolding according to claim 1, wherein: the other end of the rotating shaft is fixedly connected with a nylon handle convenient to rotate through a first bolt.
8. The catch member for scaffolding according to claim 1, wherein: the outer wall of the mounting block is provided with a handle which is convenient to push and pull.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810347210.6A CN108316638B (en) | 2018-04-18 | 2018-04-18 | Locking fastener for scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810347210.6A CN108316638B (en) | 2018-04-18 | 2018-04-18 | Locking fastener for scaffold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108316638A CN108316638A (en) | 2018-07-24 |
| CN108316638B true CN108316638B (en) | 2020-06-23 |
Family
ID=62898549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810347210.6A Active CN108316638B (en) | 2018-04-18 | 2018-04-18 | Locking fastener for scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108316638B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12004641B2 (en) | 2019-06-06 | 2024-06-11 | Pegasus Medical Ltd. | Rack mount for load |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201343864Y (en) * | 2009-01-14 | 2009-11-11 | 张福胜 | Butterfly clip component for connection of combined scaffold |
| JP3196899U (en) * | 2015-01-28 | 2015-04-09 | 徐正重Ｈｓｕ ＣｈｅｎｇＣｈｕｎｇ | Scaffold structure |
| CN206495486U (en) * | 2017-02-15 | 2017-09-15 | 湖南慧盛模板脚手架工程有限公司 | A kind of means for fastening scaffolding |
| CN206707259U (en) * | 2017-05-10 | 2017-12-05 | 北京市新发京建工贸有限公司 | bowl buckle fixing device |
-
2018
- 2018-04-18 CN CN201810347210.6A patent/CN108316638B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201343864Y (en) * | 2009-01-14 | 2009-11-11 | 张福胜 | Butterfly clip component for connection of combined scaffold |
| JP3196899U (en) * | 2015-01-28 | 2015-04-09 | 徐正重Ｈｓｕ ＣｈｅｎｇＣｈｕｎｇ | Scaffold structure |
| CN206495486U (en) * | 2017-02-15 | 2017-09-15 | 湖南慧盛模板脚手架工程有限公司 | A kind of means for fastening scaffolding |
| CN206707259U (en) * | 2017-05-10 | 2017-12-05 | 北京市新发京建工贸有限公司 | bowl buckle fixing device |
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| Publication number | Publication date |
|---|---|
| CN108316638A (en) | 2018-07-24 |
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Denomination of invention: A lock fastener used for scaffolding Effective date of registration: 20230714 Granted publication date: 20200623 Pledgee: Yangzhou Branch of Societe Generale Bank Co.,Ltd. Pledgor: YANGZHOU SYNERGY SCAFFOLD CO.,LTD. Registration number: Y2023980048307 |