CN107665655B - Uniform force canvas clamper - Google Patents
Uniform force canvas clamper Download PDFInfo
- Publication number
- CN107665655B CN107665655B CN201710993336.6A CN201710993336A CN107665655B CN 107665655 B CN107665655 B CN 107665655B CN 201710993336 A CN201710993336 A CN 201710993336A CN 107665655 B CN107665655 B CN 107665655B
- Authority
- CN
- China
- Prior art keywords
- clamping plate
- plate
- clamping
- canvas
- movable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
- G09F15/0006—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels
- G09F15/0018—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels panel clamping or fastening means
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
- G09F15/02—Bills, posters, or the like therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a uniform force canvas clamper. The clamping device comprises a fixed clamping plate and a movable clamping plate, wherein the movable clamping plate and the fixed clamping plate are movably connected with each other through a hinge device and a corresponding elastic device, and the clamping device is characterized in that a corresponding clamping device is arranged between the movable clamping plate and the fixed clamping plate. The uniform force canvas clamp holder is simple, scientific and reasonable in structure, small in size and occupied area, extremely balanced in clamping force, firm, stable and reliable in clamping, and extremely simple and convenient to use and operate.
Description
Technical Field
The present invention relates to a clamping device. In particular to a firm clamping uniform force canvas clamp holder which can be used in industries such as advertisement and the like.
Background
With the rapid development of the advertising media industry, advertising hardware equipment facilities are also correspondingly developed, such as advertising boards, advertising lamp boxes, advertising show windows and the like which are visible everywhere in cities and villages at present, and with the continuous progress and development of the technology, the advertising device has continuous improvement and innovation in structural composition and use function, is rich in content and has shape variation, so that the advertising device is not only a propaganda and transmission carrier, but also improves and adds a prosperous environmental landscape, and the advertising device also provides aesthetic feeling for people while acquiring information with people.
Of course, the main function of the advertisement box, the advertisement board and the like is also advertising, and a good advertisement board advertisement box should be mainly embodied in the function of the use function and the good use effect. The existing electronic advertisement screen of the existing advertisement media carrier comprising the advertisement box, the advertisement board and the like also has the traditional canvas type, and the canvas is used as the traditional advertisement media, how to achieve firm, reliable and stable installation in the advertisement box, and the operation of dismounting and replacing is simple and convenient, so that the clamping device for fixing the canvas in the manufacture of the traditional canvas advertisement box and the like is simple and reasonable in structure, easy to manufacture, firm and reliable in clamping, simple and convenient to operate and replace the canvas, and the like.
The canvas clamping device generally comprises a fixing plate and a clamping frame, wherein one side of the clamping frame is fixed on the fixing plate through a spring, and the other side of the clamping frame plays a clamping role through the elastic force of the spring. The existing canvas clamping device has the disadvantages of unreasonable structure, small elasticity, insecure clamping of the canvas, frequent loosening and inconvenient use. In order to clamp firmly, some existing clamping devices adopt thicker and larger related components and increase the clamping area, so that clamping pieces of the clamping devices occupy large volume and space in the advertising box and waste raw materials, but the clamping devices are inconvenient to use and difficult to open and clamp; particularly, because the structure is not reasonable enough, the corresponding flat holding plate is difficult to completely match the clamping wall surface with the flat plate plane, and in practical use, the larger the clamping surface of the clamping plate is, the tighter clamping phenomenon is more likely to occur, and the problem of loosening of canvas is more likely to occur; in addition, when dirt, protrusions and the like are adhered to the corresponding part of the canvas or the wall surface of the clamping plate, the problem that the canvas is unstable and unstable to clamp is more likely to occur. In addition, in order to clamp reliably and firmly, the purpose of stable and firm clamping can be achieved only by increasing the number of the canvas clamps, so that the manufacturing cost and the use cost are increased, and the use operation is troublesome.
In addition, the number of commercial social activities is increasing. Various show exhibitions, product propaganda playground etc. all can use interim bill-board, and the canvas clamping device of this type of bill-board more requires not only small and exquisite portable, occupation space is little, and it is firm, use easy operation convenience to require the centre gripping again. This puts relatively higher demands on the canvas holder.
Disclosure of Invention
The invention aims to provide a uniform force canvas clamper aiming at the defects of the prior art. The uniform force canvas clamp holder is simple, scientific and reasonable in structure, small in size and occupied area, extremely balanced in clamping force, firm, stable and reliable in clamping, and extremely simple and convenient to use and operate.
The technical scheme of the uniform force canvas clamp comprises a fixed clamp plate and a movable clamp plate, wherein the movable clamp plate and the fixed clamp plate are movably connected with each other through a hinge device and a corresponding elastic device, and the uniform force canvas clamp is characterized in that a corresponding clamping device is arranged between the movable clamp plate and the fixed clamp plate.
The clamping device comprises a plurality of meshing teeth arranged on the movable clamping plate or the fixed clamping plate and meshing holes arranged on the fixed clamping plate or the movable clamping plate and corresponding to the meshing teeth.
The engaging teeth of the clamping device are triangular, pyramid-shaped or/and conical, and the engaging holes are correspondingly circular, rectangular, triangular and/or conical.
The meshing teeth are provided with corresponding self-adaptive balanced stress plates.
The adaptive balanced stress plate comprises an elastic plate.
The self-adaptive balanced stress plate or the elastic plate thereof is composed of a steel plate.
The clamping device comprises a strip-shaped convex body arranged on the movable clamping plate or the fixed clamping plate and a strip-shaped groove arranged on the fixed clamping plate or the movable clamping plate and corresponding to the strip-shaped convex body.
The strip-shaped convex bodies and the strip-shaped grooves are respectively rectangular, triangular, prismatic and/or circular.
The clamping device also comprises corresponding meshing teeth which are respectively arranged on the strip-shaped convex body and the strip-shaped groove.
The strip-shaped convex bodies and the strip-shaped grooves are respectively rectangular, triangular, prismatic and/or circular.
The uniform-force canvas clamp holder has the advantages of small volume and occupied space, balanced clamping force distribution, balanced canvas clamping, large equivalent total clamping force, capability of obtaining better balanced clamping force with smaller spring force and obtaining higher clamping firmness, simple manufacturing process, low manufacturing cost, and simple, convenient and faster canvas dismounting and clamping operation. The movable advertisement board is not only suitable for common fixed advertisement show windows, advertisement boards, advertisement boxes and the like, but also suitable for mobile and temporary mobile advertisement boards and advertisement rack propaganda activity places.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the uniform force canvas clamp according to the present invention; figures 2-4 are schematic structural diagrams of embodiments 2-4 of the uniform force canvas clamper, respectively.
Detailed Description
In order to further understand the technical solution of the present invention, the following embodiments are further illustrated with reference to the accompanying drawings. As shown in fig. 1. The uniform-force canvas clamper comprises a fixed clamping plate 1, a movable clamping plate 2, a connecting device movably connected with the fixed clamping plate and the movable clamping plate and a corresponding elastic device. The hinge device comprises a shaft sleeve 4 fixed on the movable clamping plate and the fixed clamping plate respectively, and a hinge shaft 3 movably connected between the shaft sleeves of the movable clamping plate and the fixed clamping plate. The hinge shaft 3 is connected to respective sides of the fixed jaw 1 and the movable jaw 2. The elastic device comprises a plurality of springs (such as helical springs) 5 which are sleeved on the hinge shaft 3 and movably connected between the movable clamping plate 2 and the fixed clamping plate 1.
The wall surface of the corresponding plate of the fixed clamping plate 1 is provided with a plurality of engaging holes 7, the wall surface of the opposite plate of the movable clamping plate 2 and the fixed clamping plate 1 is provided with a plurality of corresponding engaging teeth 6 which are respectively matched with the engaging holes 7 correspondingly, and the engaging teeth 6 and the engaging holes 7 are distributed along the length direction of the movable clamping plate and the fixed clamping plate. The fixed clamping plate and the movable clamping plate can be made of thin steel plates with the thickness of 2-3 mm.
The fixed clamping plate is fixed on the wall surface of the advertisement box or the advertisement board. The opening and closing included angle between the movable clamping plate and the fixed clamping plate is 0-90 degrees.
When the canvas clamp is used, one end or one side of the canvas is tiled and covered at the meshing hole of the fixed clamping plate, the movable clamping plate is closed, the meshing teeth of the movable clamping plate pierce through the picture and twist and press the canvas in the meshing hole, and meanwhile, the fixed clamping plate and the movable clamping plate are opposite to the wall surface to flatly press and clamp the corresponding part of the canvas. The movable and fixed clamping plates form special-shaped hinge joint and flat pressing clamping joint for the canvas. The clamp plate of the uniform force canvas clamp forms a flat clamp part and a twisting clamp part for the canvas, and further, the clamp plate of the uniform force canvas clamp relatively enlarges and increases the effective, balanced and reliable equivalent crimping area of the clamp plate for the canvas for the clamp with certain shape and the size of the hinged spring force. Has the clamping function effect of large clamping force of the small clamping plate.
The engaging teeth can be triangular or pyramid-shaped, and the corresponding engaging holes can be correspondingly round, rectangular or triangular.
Another embodiment of the invention is shown in fig. 2, in which an adaptive stress-equalizing plate 8 is provided on a plurality of meshing teeth 6 of the movable clamping plate 2, and the stress-equalizing plate can be made of a thin steel plate. The self-adaptive balanced stress plate and the fixed clamping plate form uniform flat pressing clamping force while forming twisting clamping force through the meshing holes and the meshing teeth. The clamp can avoid the sundries possibly existing between the fixed clamping plate and the movable clamping plate and the problem that the equivalent clamping area of the clamping plate is reduced due to the unevenness of the overlarge area of the plane wall surface of the fixed clamping plate and the movable clamping plate. The equivalent clamping pressure is larger and more uniform, and the canvas is clamped more firmly and reliably. The self-adaptive balanced stress plate 8 can be movably sleeved on the meshing teeth to form mutually adaptive balanced matching clamping with the meshing teeth and the meshing holes. The rest of the structure of this example can be similar to the above-mentioned embodiment.
In another embodiment of the present invention, as shown in fig. 3, the opposite wall surfaces of the fixed splint 1 and the movable splint 2 are respectively provided with a strip-shaped groove 10 and a corresponding strip-shaped protrusion 9, and the opposite wall surfaces of the strip-shaped protrusion and the strip-shaped groove and the fixed splint and the movable splint form a twisting and pressing clamping force for the canvas. The cross sections of the strip-shaped groove 10 and the corresponding strip-shaped convex body 9 are respectively arc-shaped and circular.
The invention is also provided with a control part 11 between the fixed splint and the movable splint, and the control part 11 is arranged on the edge of the free side of the fixed splint and/or the movable splint (the corresponding other side edge of the connecting side of the two splints). In this example, the operation part is formed by chamfering the corner of the opposite wall surfaces of the free sides of the fixed clamping plate and the movable clamping plate to form an inclined surface. The control part can also effectively prevent the clamping force of the opposite wall surfaces of the two clamping plates from not being interfered. When in use, the control part can open the clamping plate to load and unload the picture cloth. The rest of the structure of this example can be similar to any of the above embodiments.
In another embodiment of the present invention, as shown in fig. 4, the wall surfaces of the opposite plates of the fixed clamping plate 1 and the movable clamping plate 2 are respectively provided with a strip-shaped groove 10 and a corresponding strip-shaped protrusion 9, and the strip-shaped groove 10 and the corresponding strip-shaped protrusion 9 are respectively provided with a corresponding engaging hole 7 and a corresponding engaging tooth 6. The elongated grooves and the elongated protrusions can be prismatic, rectangular and/or circular. The clamp of the embodiment can further form larger equivalent crimping and splicing clamping area on the clamping plate, and form larger and more uniform clamping force on the picture cloth. The rest of the structure of this example can be similar to any of the above embodiments. The cross sections of the strip-shaped groove and the strip-shaped convex body are respectively rectangular.
In another embodiment of the invention, the wall surfaces of the opposite plates of the fixed clamping plate and the movable clamping plate are respectively provided with a plurality of strip-shaped grooves and corresponding strip-shaped convex bodies in parallel. The cross sections of the strip-shaped convex bodies and the corresponding strip-shaped grooves are respectively rectangular and/or circular. The rest of the structure of this example can be similar to any of the above embodiments.
The above embodiments are merely exemplary examples of the application of the technical solution of the present invention, and are not exhaustive of the specific embodiments of the present invention, and other modified products based on the technical solution of the present invention are within the protection scope of the present invention.
Claims (2)
1. A uniform force canvas clamper comprises a fixed clamping plate and a movable clamping plate, wherein the movable clamping plate and the fixed clamping plate are movably connected with each other through a hinge device and a corresponding elastic device thereof, and is characterized in that a corresponding clamping device is arranged between the movable clamping plate and the fixed clamping plate; the biting device comprises a plurality of meshing teeth arranged on the movable clamping plate or the fixed clamping plate and corresponding meshing holes arranged on the fixed clamping plate or the movable clamping plate, a self-adaptive balanced stress plate is arranged on the meshing teeth of the movable clamping plate, and the self-adaptive balanced stress plate is movably sleeved on the meshing teeth to form mutually adaptive balanced matching clamping with the meshing teeth and the meshing holes.
2. The canvas clamp according to claim 1, wherein the adaptive isostatic stress plate is formed from a thin steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710993336.6A CN107665655B (en) | 2017-10-23 | 2017-10-23 | Uniform force canvas clamper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710993336.6A CN107665655B (en) | 2017-10-23 | 2017-10-23 | Uniform force canvas clamper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107665655A CN107665655A (en) | 2018-02-06 |
| CN107665655B true CN107665655B (en) | 2020-06-23 |
Family
ID=61097677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710993336.6A Active CN107665655B (en) | 2017-10-23 | 2017-10-23 | Uniform force canvas clamper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107665655B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2172727Y (en) * | 1993-11-05 | 1994-07-27 | 刘占河 | Self-locking semi-rigid body portable picture |
| CN1718453A (en) * | 2004-07-08 | 2006-01-11 | 刘湘泉 | Nail free replaceable painting canvas frame |
| CN202120544U (en) * | 2011-05-05 | 2012-01-18 | 胡小萍 | Light box canvas tensioning device |
| CN202507825U (en) * | 2012-03-27 | 2012-10-31 | 上海挽鞑实业发展有限公司 | Canvas clamping device |
| CN204406938U (en) * | 2014-12-12 | 2015-06-17 | 上海通冠市政设施科技有限公司 | A kind of buckle-type painting canvas clamp device |
| CN207264737U (en) * | 2017-10-23 | 2018-04-20 | 江西广迪智能钢艺集团有限公司 | The equal power painting canvas clamper of flute profile |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4991268A (en) * | 1990-05-30 | 1991-02-12 | Ho Ming Chuan | Memo clip |
| JPH10228239A (en) * | 1997-02-12 | 1998-08-25 | Yoichiro Norimatsu | Fastner holding board to mount name plate with clip |
| US20050193530A1 (en) * | 2003-04-11 | 2005-09-08 | Boda James C. | Mounting clip and related modular storage system |
| CN202120518U (en) * | 2011-06-20 | 2012-01-18 | 王智军 | Display type multifunctional price ticket |
| CN202795907U (en) * | 2012-08-13 | 2013-03-13 | 中天世纪实业(深圳)有限公司 | Hanging peg |
| CN105632369A (en) * | 2014-11-08 | 2016-06-01 | 黄石市洪兴塑料模具有限公司 | Middle-clamping type wood-plastic clamp for cloth strip |
-
2017
- 2017-10-23 CN CN201710993336.6A patent/CN107665655B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2172727Y (en) * | 1993-11-05 | 1994-07-27 | 刘占河 | Self-locking semi-rigid body portable picture |
| CN1718453A (en) * | 2004-07-08 | 2006-01-11 | 刘湘泉 | Nail free replaceable painting canvas frame |
| CN202120544U (en) * | 2011-05-05 | 2012-01-18 | 胡小萍 | Light box canvas tensioning device |
| CN202507825U (en) * | 2012-03-27 | 2012-10-31 | 上海挽鞑实业发展有限公司 | Canvas clamping device |
| CN204406938U (en) * | 2014-12-12 | 2015-06-17 | 上海通冠市政设施科技有限公司 | A kind of buckle-type painting canvas clamp device |
| CN207264737U (en) * | 2017-10-23 | 2018-04-20 | 江西广迪智能钢艺集团有限公司 | The equal power painting canvas clamper of flute profile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107665655A (en) | 2018-02-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2003272833A1 (en) | Fast codec with high compression ratio and minimum required resources | |
| TW200632458A (en) | Backlight source module | |
| TW200628948A (en) | Array substrate and display panel having the same | |
| GB2427676B (en) | Prism sheet and backlight unit using the same | |
| TW200621623A (en) | Apparatus and methods for arranging devices into an interconnected array | |
| CN101685581A (en) | Rolled display device, notebook computer and electronic equipment | |
| TWI372161B (en) | Stretched cellulose ester film, polarizing plate and liquid crystal display employing the same | |
| HK1096416A1 (en) | Azo compound and polarizing film and polarizing plate each containing the same | |
| TW200635738A (en) | Polyvinyl alcohol film and method of manufacturing the same, polarizing film using the same, and polarizing plate using the same | |
| AU2003297496A1 (en) | Polarizing plate and eyewear plastic article containing the same | |
| IL185519A0 (en) | Light-scattering shaped articles of high light transmission and the use thereof in flat screens | |
| US20120091308A1 (en) | LaRue's two-clip double sided clipboard | |
| PL1940956T3 (en) | Light-diffusing films and their use in flat screens | |
| CA2393708A1 (en) | Applications of multiple lenses in detail-in-context data presentations | |
| CN101219004A (en) | Chucking appliance | |
| AU2003265874A1 (en) | Reliable opposing contact structure and techniques to fabricate the same | |
| TW534348U (en) | Portable computer with flat panel speaker | |
| CN107665655B (en) | Uniform force canvas clamper | |
| CN105246276A (en) | Electronic equipment shell structure and electronic equipment | |
| CN206914871U (en) | A kind of transport fixed mount of acrylic board | |
| CN207264737U (en) | The equal power painting canvas clamper of flute profile | |
| US20080123269A1 (en) | Flat panel display having holding structure for thin insertions | |
| AU2003208003A8 (en) | Antiglare optical film, polarizing plate and display unit using the same | |
| EP4149358A4 (en) | Electronic device and electrode included in the same | |
| CN218601796U (en) | Display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |