CN215762642U - Black edge fixing fastener for screen frame - Google Patents
Black edge fixing fastener for screen frame Download PDFInfo
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- CN215762642U CN215762642U CN202121731216.7U CN202121731216U CN215762642U CN 215762642 U CN215762642 U CN 215762642U CN 202121731216 U CN202121731216 U CN 202121731216U CN 215762642 U CN215762642 U CN 215762642U
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Abstract
The utility model relates to the technical field of screen frames, in particular to a black edge fixing fastener for a screen frame, which comprises an L-shaped base, wherein a first U-shaped fastener is arranged on the long edge side of the L-shaped base, and a second U-shaped fastener is arranged on the short edge side of the L-shaped base; the first U-shaped clamping piece and the second U-shaped clamping piece are connected with the L-shaped base through the bottoms, and the black edge fixing fastener is adopted, so that electric welding and open fire are not needed in an installation site, and potential safety hazards of fire are avoided; meanwhile, the screen frame can adapt to different pipe fitting specifications, is fastened by bolts, is matched with an electric wrench, can greatly improve the installation efficiency of the screen frame, reduces the labor intensity and the skill demand of installation personnel, can adapt to the temporary adjustment change of the size of the screen frame, meets the control requirement of the installation precision of the screen frame, can adapt to the temporary adjustment of projection parameters, and can conveniently change the screen frame specifications on a construction site.
Description
Technical Field
The utility model relates to the technical field of screen frames, in particular to a black edge fixing fastener for a screen frame.
Background
Generally, a film screen in a cinema needs to be stretched and hung through a screen frame for installation, in order to cover gaps between a screen frame support frame body and the periphery of the screen and a movie hall building structure, a screen picture is highlighted, black edges need to be arranged on the periphery of the screen, the black edges of the common screen are installed on the periphery of the screen frame by adopting a black flame-retardant fabric matched black frame and are fixed on the screen frame, the black edge frame is mainly built by pipe fittings, the components are usually fixed by adopting a field welding mode, open fire can be generated during welding installation, safety accidents such as fire disasters can be easily caused, after the screen frame is built by welding, the size of the screen frame is fixed and cannot be adjusted, the components are difficult to modify when deviation occurs in installation, meanwhile, the field welding assembly needs constructors to have corresponding construction resources, and the welding quality between the components can be ensured not to influence the strength and the stability of the frame body. Secondly, the working time of the frame body welding operation is long, the labor intensity of workers is high, particularly, when a large-scale screen frame is built, the high-altitude operation is carried out by constructors, the construction difficulty is increased to a certain extent, and the installation time, the installation cost and the risk are greatly improved.
In order to avoid the screen frame black frame to use the electric welding when setting up, produce potential safety hazards such as naked light, promote the installation effectiveness simultaneously, reduce installer intensity of labour and installation cost, a screen frame is with black limit fastener in order to solve above-mentioned problem.
Disclosure of Invention
In order to solve the above problems, the present invention provides a black edge fixing fastener for a screen frame.
A black edge fixing fastener for a screen frame comprises an L-shaped base, wherein a first U-shaped fastener is arranged on the long edge side of the L-shaped base, and a second U-shaped fastener is arranged on the short edge side of the L-shaped base; the first U-shaped clamping piece and the second U-shaped clamping piece are connected with the L-shaped base through the bottoms.
U type fastener include plane base and both sides limit looks vertically U type panel beating, U type panel beating opening size cooperate with the external diameter specification of fixed side pipe.
The cross section of the U-shaped metal plate is in an open square shape or a U shape.
A semicircular lining sheet attached to the inner wall of the U-shaped metal plate is arranged at the position, in contact with the round pipe, of the first U-shaped clamping piece when the round pipe is fixed, and the radius of the semicircular lining sheet is matched with the external diameter specification of the fixed round pipe.
The U-shaped clamping piece II comprises a U-shaped metal plate with a semicircular bottom edge and two tangent side edges, and the opening size of the U-shaped metal plate is matched with the external diameter specification of the fixed circular tube.
The opening part of U type panel beating, U type panel beating and pass two parallel sides of U type panel beating, U type panel beating and all be provided with the bolt, the bolt on the cooperation have the nut.
At least one pair of bolt and nut is arranged.
The nut is matched with the first U-shaped clamping piece and the second U-shaped clamping piece in a welding mode.
The opening directions of the first U-shaped clamping piece and the second U-shaped clamping piece are mutually vertical.
The opening directions of the first U-shaped clamping piece and the second U-shaped clamping piece are parallel.
The utility model has the beneficial effects that: by adopting the black edge fixing fastener, electric welding and open fire are not needed in the installation site, and potential safety hazards of fire are avoided; meanwhile, the screen frame can adapt to different pipe fitting specifications, is fastened by bolts, is matched with an electric wrench, can greatly improve the installation efficiency of the screen frame, reduces the labor intensity and the skill demand of installation personnel, can adapt to the temporary adjustment change of the size of the screen frame, meets the control requirement of the installation precision of the screen frame, can adapt to the temporary adjustment of projection parameters, and can conveniently change the screen frame specifications on a construction site.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a circular tube and black frame tube vertical fastening device according to an embodiment of the present invention;
FIG. 2 is a schematic side view of a fastening device for fixing round and black frame tubes vertically according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a second embodiment of a vertical fastening fastener for a square tube and a black frame tube according to the present invention;
FIG. 4 is a schematic structural diagram of a square tube and black frame tube vertical fixing fastener according to an embodiment of the present invention;
FIG. 5 is a schematic view of a third embodiment of a horizontal fastening device for fixing round and black frames according to the present invention;
FIG. 6 is a schematic diagram of a horizontal fastening device for fixing round and black frames according to an embodiment of the present invention;
FIG. 7 is a schematic view of a fourth embodiment of the horizontal fastening device for fixing the square tube and the black frame tube according to the present invention;
FIG. 8 is a schematic diagram of a four-side view of an embodiment of the fastening device for horizontally fixing the square tube and the black frame tube of the present invention;
FIG. 9 is a schematic view of an assembly of the fastening device for vertically fixing round and black frame tubes according to an embodiment of the present invention;
FIG. 10 is a side view of an assembly of the fastening device for fixing round and black frame tubes vertically according to an embodiment of the present invention;
FIG. 11 is a schematic view of an assembled main view of an embodiment of the fastener for vertically fixing the square tube and the black frame tube of the present invention;
FIG. 12 is a schematic diagram of an assembled side view of an embodiment of the fastening device for vertically fixing the square tube and the black frame tube of the present invention;
FIG. 13 is a schematic view of a three-assembly front view structure of an embodiment of the horizontal fixing fastener for round tubes and black frame tubes of the present invention;
FIG. 14 is a schematic side view of a three-assembly horizontal fastening of a round tube and a black frame tube according to an embodiment of the present invention;
FIG. 15 is a schematic view of a four-assembly front view of an embodiment of the horizontal fastening device for fixing a square tube and a black frame tube according to the present invention;
FIG. 16 is a side view of the fastener for fixing a square tube and a black frame tube according to the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained below.
The first embodiment is as follows:
as shown in fig. 1, 2, 9 and 10, the black edge fixing fastener for the screen frame comprises an L-shaped base 3, wherein a first U-shaped clamping piece 1 is arranged on the long side of the L-shaped base 3, and a second U-shaped clamping piece 2 is arranged on the short side of the L-shaped base 3; the first U-shaped clamping piece 1 and the second U-shaped clamping piece 2 are connected with the L-shaped base 3 through the bottoms.
The cross section of the first U-shaped metal plate 4 is square or U-shaped.
A semicircular lining sheet 8 clinging to the inner wall of the first U-shaped metal plate 4 is arranged at the position, in contact with the round pipe, of the first U-shaped clamping piece 1 when the round pipe is fixed, and the radius of the semicircular lining sheet 8 is matched with the external diameter specification of the fixed round pipe 9.
The U-shaped clamping piece 2 comprises a second U-shaped metal plate 5 with a semicircular bottom edge and two tangent side edges, and the opening size of the U-shaped metal plate 5 is matched with the external diameter specification of the fixed round pipe.
The opening part of first U type panel beating 4, second U type panel beating 5 and pass first U type panel beating 4, two parallel sides of second U type panel beating 5 all are provided with bolt 6, bolt 6 on the cooperation have nut 7.
At least one pair of bolt 6 and nut 7 is provided.
The opening directions of the first U-shaped clamping piece 1 and the second U-shaped clamping piece 2 are mutually vertical.
When in use, aiming at the connection between the round tube 9 and the black frame tube 10 of the screen frame which are vertical to each other, the round tube 9 of the screen frame is arranged in the U-shaped clamping piece 1 of which the external diameter specification is matched with that of the round tube 9 and is provided with the semicircular lining piece 8, and is tightly attached to the semicircular lining piece 8; penetrating a bolt 6 from a bolt hole on one side of the U-shaped clamping piece 1 to a bolt hole on the other side, and screwing the bolt 6 into a nut 7; then, the black frame pipe fitting 10 is arranged in the U-shaped clamping piece 2, the other end of the fastener is matched with the outer diameter specification of the black frame pipe fitting 10, the black frame pipe fitting 10 is tightly attached to the semicircular bottom edge of the U-shaped clamping piece 2, the bolt 6 penetrates through a bolt hole on one side of the U-shaped clamping piece 2 and penetrates out of a bolt hole on the other side of the U-shaped clamping piece 2, and the bolt 6 is screwed into the nut 7; and finally, adjusting the fastener to a proper position, and fastening the bolt 6 of the fastener to complete the vertical connection between the screen frame circular tube 9 and the black frame pipe 10.
By adopting the black edge fixing fastener, electric welding and open fire are not needed in the installation site, and potential safety hazards of fire are avoided; meanwhile, the screen frame can adapt to different pipe fitting specifications, is fastened by the bolts 6, is matched with an electric wrench, can greatly improve the installation efficiency of the screen frame, reduces the labor intensity and the skill demand of installation personnel, can adapt to the temporary adjustment change of the size of the screen frame, meets the control requirement of the installation precision of the screen frame, can adapt to the temporary adjustment of projection parameters, and can conveniently change the screen frame specifications on a construction site.
Example two:
as shown in fig. 3, 4, 11 and 12, the black edge fixing fastener for the screen frame comprises an L-shaped base 3, wherein a first U-shaped clamping piece 1 is arranged on the long side of the L-shaped base 3, and a second U-shaped clamping piece 2 is arranged on the short side of the L-shaped base 3; the first U-shaped clamping piece 1 and the second U-shaped clamping piece 2 are connected with the L-shaped base 3 through the bottoms.
The cross section of the first U-shaped metal plate 4 is square or U-shaped.
The U-shaped clamping piece 2 comprises a second U-shaped metal plate 5 with a semicircular bottom edge and two tangent side edges, and the opening size of the U-shaped metal plate 5 is matched with the external diameter specification of the fixed round pipe.
The opening part of first U type panel beating 4, second U type panel beating 5 and pass first U type panel beating 4, two parallel sides of second U type panel beating 5 all are provided with bolt 6, bolt 6 on the cooperation have nut 7.
At least one pair of bolt 6 and nut 7 is provided.
The opening directions of the first U-shaped clamping piece 1 and the second U-shaped clamping piece 2 are mutually vertical.
When in use, aiming at the connection between the square tube 11 and the black frame tube 10 of the screen frame which are perpendicular to each other, the square tube 11 of the screen frame is arranged in the U-shaped clamping piece 1 of which the external diameter specification is matched with that of the square tube 11, and is tightly attached to the bottom surface of the first U-shaped metal plate 4; penetrating a bolt 6 from a bolt hole on one side of the U-shaped clamping piece 1 to a bolt hole on the other side, and screwing the bolt 6 into a nut 7; then, the black frame pipe fitting 10 is arranged in the U-shaped clamping piece 2, the other end of the fastener is matched with the outer diameter specification of the black frame pipe fitting 10, the black frame pipe fitting 10 is tightly attached to the semicircular bottom edge of the U-shaped clamping piece 2, the bolt 6 penetrates through a bolt hole on one side of the U-shaped clamping piece 2 and penetrates out of a bolt hole on the other side of the U-shaped clamping piece 2, and the bolt 6 is screwed into the nut 7; finally, the fastener is adjusted to a proper position, and the bolt 6 of the fastener is fastened to complete the vertical connection between the square tube 11 of the screen frame and the black frame tube 10.
By adopting the black edge fixing fastener, electric welding and open fire are not needed in the installation site, and potential safety hazards of fire are avoided; meanwhile, the screen frame can adapt to different pipe fitting specifications, is fastened by the bolts 6, is matched with an electric wrench, can greatly improve the installation efficiency of the screen frame, reduces the labor intensity and the skill demand of installation personnel, can adapt to the temporary adjustment change of the size of the screen frame, meets the control requirement of the installation precision of the screen frame, can adapt to the temporary adjustment of projection parameters, and can conveniently change the screen frame specifications on a construction site.
Example three:
as shown in fig. 5, 6, 13 and 14, the black edge fixing fastener for the screen frame comprises an L-shaped base 3, wherein a first U-shaped clamping piece 1 is arranged on the long side of the L-shaped base 3, and a second U-shaped clamping piece 2 is arranged on the short side of the L-shaped base 3; the first U-shaped clamping piece 1 and the second U-shaped clamping piece 2 are connected with the L-shaped base 3 through the bottoms.
The cross section of the first U-shaped metal plate 4 is square or U-shaped.
A semicircular lining sheet 8 clinging to the inner wall of the first U-shaped metal plate 4 is arranged at the position, in contact with the round pipe, of the first U-shaped clamping piece 1 when the round pipe is fixed, and the radius of the semicircular lining sheet 8 is matched with the external diameter specification of the fixed round pipe 9.
The U-shaped clamping piece 2 comprises a second U-shaped metal plate 5 with a semicircular bottom edge and two tangent side edges, and the opening size of the U-shaped metal plate 5 is matched with the external diameter specification of the fixed round pipe.
The opening part of first U type panel beating 4, second U type panel beating 5 and pass first U type panel beating 4, two parallel sides of second U type panel beating 5 all are provided with bolt 6, bolt 6 on the cooperation have nut 7.
At least one pair of bolt 6 and nut 7 is provided.
The opening directions of the first U-shaped clamping piece 1 and the second U-shaped clamping piece 2 are parallel.
When in use, aiming at the connection between the screen frame round tube 9 and the black frame tube 10 which are parallel to each other, the screen frame round tube 9 is arranged in the U-shaped clamping piece 1 which is matched with the outer diameter specification of the round tube 9 and is provided with the semicircular lining piece 8, and is tightly attached to the semicircular lining piece 8; penetrating a bolt 6 from a bolt hole on one side of the U-shaped clamping piece 1 to a bolt hole on the other side, and screwing the bolt 6 into a nut 7; then, the black frame pipe fitting 10 is arranged in the U-shaped clamping piece 2, the other end of the fastener is matched with the outer diameter specification of the black frame pipe fitting 10, the black frame pipe fitting 10 is tightly attached to the semicircular bottom edge of the U-shaped clamping piece 2, the bolt 6 penetrates through a bolt hole on one side of the U-shaped clamping piece 2 and penetrates out of a bolt hole on the other side of the U-shaped clamping piece 2, and the bolt 6 is screwed into the nut 7; and finally, adjusting the fastener to a proper position, and fastening the bolt 6 of the fastener to complete the parallel connection between the screen frame circular tube 9 and the black frame pipe 10.
By adopting the black edge fixing fastener, electric welding and open fire are not needed in the installation site, and potential safety hazards of fire are avoided; meanwhile, the screen frame can adapt to different pipe fitting specifications, is fastened by the bolts 6, is matched with an electric wrench, can greatly improve the installation efficiency of the screen frame, reduces the labor intensity and the skill demand of installation personnel, can adapt to the temporary adjustment change of the size of the screen frame, meets the control requirement of the installation precision of the screen frame, can adapt to the temporary adjustment of projection parameters, and can conveniently change the screen frame specifications on a construction site.
Example four:
as shown in fig. 7, 8, 15 and 16, the black edge fixing fastener for the screen frame comprises an L-shaped base 3, wherein a first U-shaped clamping piece 1 is arranged on the long side of the L-shaped base 3, and a second U-shaped clamping piece 2 is arranged on the short side of the L-shaped base 3; the first U-shaped clamping piece 1 and the second U-shaped clamping piece 2 are connected with the L-shaped base 3 through the bottoms.
The cross section of the first U-shaped metal plate 4 is square or U-shaped.
The U-shaped clamping piece 2 comprises a second U-shaped metal plate 5 with a semicircular bottom edge and two tangent side edges, and the opening size of the U-shaped metal plate 5 is matched with the external diameter specification of the fixed round pipe.
The opening part of first U type panel beating 4, second U type panel beating 5 and pass first U type panel beating 4, two parallel sides of second U type panel beating 5 all are provided with bolt 6, bolt 6 on the cooperation have nut 7.
At least one pair of bolt 6 and nut 7 is provided.
The opening directions of the first U-shaped clamping piece 1 and the second U-shaped clamping piece 2 are parallel.
When in use, aiming at the connection between the square tube 11 and the black frame tube 10 of the screen frame which are parallel to each other, the square tube 11 of the screen frame is arranged in the U-shaped clamping piece 1 of which the external diameter specification is matched with that of the square tube 11, and is tightly attached to the bottom surface of the first U-shaped metal plate 4; penetrating a bolt 6 from a bolt hole on one side of the U-shaped clamping piece 1 to a bolt hole on the other side, and screwing the bolt 6 into a nut 7; then, the black frame pipe fitting 10 is arranged in the U-shaped clamping piece 2, the other end of the fastener is matched with the outer diameter specification of the black frame pipe fitting 10, the black frame pipe fitting 10 is tightly attached to the semicircular bottom edge of the U-shaped clamping piece 2, the bolt 6 penetrates through a bolt hole on one side of the U-shaped clamping piece 2 and penetrates out of a bolt hole on the other side of the U-shaped clamping piece 2, and the bolt 6 is screwed into the nut 7; finally, the fastener is adjusted to a proper position, and the bolt 6 of the fastener is fastened to complete the parallel connection between the square tube 11 of the screen frame and the black frame tube 10.
By adopting the black edge fixing fastener, electric welding and open fire are not needed in the installation site, and potential safety hazards of fire are avoided; meanwhile, the screen frame can adapt to different pipe fitting specifications, is fastened by the bolts 6, is matched with an electric wrench, can greatly improve the installation efficiency of the screen frame, reduces the labor intensity and the skill demand of installation personnel, can adapt to the temporary adjustment change of the size of the screen frame, meets the control requirement of the installation precision of the screen frame, can adapt to the temporary adjustment of projection parameters, and can conveniently change the screen frame specifications on a construction site.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a screen frame is with black limit fastener which characterized in that: the L-shaped base comprises an L-shaped base (3), wherein a first U-shaped clamping piece (1) is arranged on the long side of the L-shaped base (3), and a second U-shaped clamping piece (2) is arranged on the short side of the L-shaped base (3); the first U-shaped clamping piece (1) and the second U-shaped clamping piece (2) are connected with the L-shaped base (3) through the bottoms.
2. The screen frame black edge fixing fastener as claimed in claim 1, wherein: u type fastener (1) include plane base and both sides limit looks vertically first U type panel beating (4), first U type panel beating (4) opening size cooperate with the external diameter specification of fixed square pipe (11).
3. The screen frame black edge fixing fastener as claimed in claim 2, wherein: the cross section of the first U-shaped metal plate (4) is square or U-shaped with an opening.
4. The screen frame black edge fixing fastener as claimed in claim 2, wherein: a semicircular lining sheet (8) tightly attached to the inner wall of the first U-shaped metal plate (4) is arranged at the position, in contact with the round pipe, of the first U-shaped clamping piece (1) when the round pipe is fixed, and the radius of the semicircular lining sheet (8) is matched with the external diameter specification of the fixed round pipe (9).
5. The screen frame black edge fixing fastener as claimed in claim 2, wherein: the U-shaped clamping piece (2) comprises a second U-shaped metal plate (5) with a semicircular bottom edge and two tangent side edges, and the opening size of the second U-shaped metal plate (5) is matched with the external diameter specification of the fixed round pipe.
6. The screen frame black edge fixing fastener as claimed in claim 5, wherein: the opening part of first U type panel beating (4), second U type panel beating (5) and pass first U type panel beating (4), two parallel sides of second U type panel beating (5) all are provided with bolt (6), bolt (6) go up the cooperation and have nut (7).
7. The screen frame black edge fixing fastener as claimed in claim 6, wherein: at least one pair of bolt (6) and nut (7) is arranged.
8. The screen frame black edge fixing fastener as claimed in claim 6, wherein: the nut (7) is matched with the first U-shaped clamping piece (1) and the second U-shaped clamping piece (2) in a welding mode.
9. The screen frame black edge fixing fastener as claimed in claim 1, wherein: the opening directions of the first U-shaped clamping piece (1) and the second U-shaped clamping piece (2) are mutually vertical.
10. The screen frame black edge fixing fastener as claimed in claim 1, wherein: the opening directions of the first U-shaped clamping piece (1) and the second U-shaped clamping piece (2) are parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121731216.7U CN215762642U (en) | 2021-07-28 | 2021-07-28 | Black edge fixing fastener for screen frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121731216.7U CN215762642U (en) | 2021-07-28 | 2021-07-28 | Black edge fixing fastener for screen frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215762642U true CN215762642U (en) | 2022-02-08 |
Family
ID=80107966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121731216.7U Active CN215762642U (en) | 2021-07-28 | 2021-07-28 | Black edge fixing fastener for screen frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215762642U (en) |
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2021
- 2021-07-28 CN CN202121731216.7U patent/CN215762642U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230522 Address after: 241000 No. 68, Longjiang Road, Wuhu District, China (Anhui) pilot Free Trade Zone, Wuhu City, Anhui Province Patentee after: WUHU STAR SCREEN CO.,LTD. Address before: 243000 Taibai town industrial cluster area, Ma'anshan City, Anhui Province Patentee before: ANHUI STAR SCREEN LLC |
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| TR01 | Transfer of patent right |