CN217113036U - Special damping device of electronic projection curtain - Google Patents
Special damping device of electronic projection curtain Download PDFInfo
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- CN217113036U CN217113036U CN202220176283.5U CN202220176283U CN217113036U CN 217113036 U CN217113036 U CN 217113036U CN 202220176283 U CN202220176283 U CN 202220176283U CN 217113036 U CN217113036 U CN 217113036U
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Abstract
The utility model discloses a special damping device of electronic projection curtain, its characterized in that: the fixing base includes the aluminum alloy outer loop, both sides all are equipped with the location lug about the aluminum alloy outer loop is inside, the inside left and right sides of aluminum alloy outer loop all is equipped with the installation fixture block, the aluminum alloy outer loop is connected with the rubber spare, the upper and lower both sides of rubber spare are equipped with the location slot in corresponding location lug department, the left and right sides of rubber spare is equipped with logical groove in corresponding installation fixture block department, the center of rubber spare is equipped with the mounting groove, the upper and lower both sides of mounting groove are equipped with the cooperation draw-in groove, fixed mounting has the gluey core in the mounting groove, the upper and lower both sides of gluing the core all are connected with the fixture block, the fixture block is installed in the cooperation draw-in groove, the core is glued on the right side, install the shaft coupling in the circular hole, the shaft coupling is connected with the right side of projection curtain transmission shaft, the core is equipped with motor screens groove in the left side, tubular motor is installed in the motor screens inslot, tubular motor's power take off end is connected with the left side of projection curtain transmission shaft.
Description
Technical Field
The utility model belongs to the technical field of the projection curtain, concretely relates to special damping device of electronic projection curtain.
Background
The rolling and the lowering of the projection curtain are generally realized by driving a rotating pipe to rotate through a motor. Under the drive of power, the motor drives the rotating pipe and rotates, the rolling of curtain or transferring are realized to the rotating pipe, at the rolling of curtain with transfer the in-process, the motor is because vibrations and then continuous noise that produces, to comparatively senior place or to the higher place of quiet degree requirement, if use this electronic projection curtain, the produced noise of its motor is that the user is unable to accept, consequently need a special damping device of electronic projection curtain, and the rubber spare in the current projection curtain damping device is when the curtain counter weight is heavier, rubber strength is not enough, very easy atress is out of shape, lead to inside motor screens to glue the core and have unexpected pivoted risk.
SUMMERY OF THE UTILITY MODEL
To the problem that the above-mentioned background art provided, the utility model aims at: aiming at providing a special damping device for an electric projection screen.
In order to realize the technical purpose, the utility model discloses a technical scheme as follows:
the utility model provides a special damping device of electronic projection curtain, includes the projection curtain transmission shaft, the fixing base, its characterized in that are all installed to the left and right sides of projection curtain transmission shaft: the fixing seat comprises an aluminum alloy outer ring, the upper side and the lower side of the interior of the aluminum alloy outer ring are both provided with positioning lugs, the left side and the right side of the interior of the aluminum alloy outer ring are both provided with mounting fixture blocks, the mounting fixture blocks are arranged in a C-shaped structure, the aluminum alloy outer ring is connected with a rubber piece, the upper side and the lower side of the rubber piece are provided with positioning slots corresponding to the positioning lugs, the positioning lugs are mounted in the positioning slots, the left side and the right side of the rubber piece are provided with through slots corresponding to the mounting fixture blocks, the mounting fixture blocks are mounted in the through slots, the center of the rubber piece is provided with a mounting groove, the upper side and the lower side of the mounting groove are provided with matching clamping slots, a rubber core is fixedly mounted in the mounting groove, the upper side and the lower side of the rubber core are both connected with fixture blocks, the right side of the rubber core is provided with a circular hole, and a coupler is mounted in the circular hole, the shaft coupling is connected with the right side of projection screen transmission shaft, and the left side the gluey core is equipped with motor screens groove, tubular motor is installed to motor screens inslot, tubular motor's power take off end is connected with the left side of projection screen transmission shaft.
Further inject, the motor screens groove is the square structure setting. Such structural design increases the screens effect to the motor.
Further limiting, the rubber core and the clamping block are arranged in an integrated structure. The structural design makes the connection strength higher.
Further inject, the left and right sides of gluing the core is equipped with the arc wall, the mounting groove is equipped with assorted arc arch in the department that corresponds the arc wall. Such a structural design increases the positioning effect.
Further limiting, the aluminum alloy outer ring, the positioning lug and the mounting fixture block are arranged in an integrally formed structure. The structural design is convenient for production and molding.
The utility model has the advantages that: the utility model provides a special damping device for an electric projection screen, which starts from the structural aspect and solves the problems of the existing special damping device for the electric projection screen in the market; make rubber spare and glue the core and closely laminate under the effect of aluminum alloy outer loop, and then the shock attenuation of full play rubber spare and gluey core function of making an uproar, reach good shock attenuation effect of making an uproar. The measured silence level is reduced by about 10%; the structure is reasonable, and the risks of rubber cracking and accidental rotation of the rubber core do not exist; intensity is high, and the bearing is effectual, the utility model discloses can be applied to 180 cun electric projection curtains through the actual measurement is the biggest, and the unexpected pivoted problem of core is glued in fracture and motor screens does not appear.
Drawings
The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;
fig. 1 is a schematic structural view of a special damping device for an electric projection screen according to an embodiment of the present invention;
fig. 2 is a schematic view of a fixing seat structure of a damping device dedicated for an electric projection screen according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an aluminum alloy outer ring of a damping device specially used for an electric projection screen according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a rubber part of a damping device specially used for an electric projection screen according to an embodiment of the present invention;
fig. 5 is a schematic view of a left rubber core structure of a damping device specially used for an electric projection screen according to an embodiment of the present invention;
fig. 6 is a structural schematic view of a right rubber core of a damping device specially used for an electric projection screen according to an embodiment of the present invention;
the main element symbols are as follows:
projection screen transmission shaft 1, fixing base 2, aluminum alloy outer loop 3, location lug 4, installation fixture block 5, rubber spare 6, location slot 7, lead to groove 8, mounting groove 9, cooperation draw-in groove 10, gluey core 11, fixture block 12, circular port 13, motor screens groove 14, arc wall 15, arc arch 16.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.
As shown in fig. 1-6, the utility model discloses a special damping device of electronic projection curtain, including projection curtain transmission shaft 1, fixing base 2, its characterized in that are all installed to the left and right sides of projection curtain transmission shaft 1: the fixing seat 2 comprises an aluminum alloy outer ring 3, the upper side and the lower side of the interior of the aluminum alloy outer ring 3 are respectively provided with a positioning lug 4, the left side and the right side of the interior of the aluminum alloy outer ring 3 are respectively provided with an installation clamping block 5, the installation clamping blocks 5 are arranged in a C-shaped structure, the aluminum alloy outer ring 3 is connected with a rubber piece 6, the upper side and the lower side of the rubber piece 6 are respectively provided with a positioning slot 7 at the positions corresponding to the positioning lugs 4, the positioning lugs 4 are arranged in the positioning slots 7, the left side and the right side of the rubber piece 6 are respectively provided with a through slot 8 at the positions corresponding to the installation clamping blocks 5, the installation clamping blocks 5 are arranged in the through slots 8, the center of the rubber piece 6 is provided with a mounting slot 9, the upper side and the lower side of the mounting slot 9 are provided with a matching clamping slot 10, a rubber core 11 is fixedly arranged in the mounting slot 9, the upper side and the lower side and the upper side and the lower side of the rubber core 11 are respectively connected with a clamping block 12, the right side rubber core 11 is provided with a circular hole 13, a shaft coupling is arranged in the circular hole 13, the shaft coupling is connected with the right side of projection screen transmission shaft 1, and left side core 11 is glued and is equipped with motor screens groove 14, installs tubular motor in the motor screens groove 14, and the power take off end of tubular motor is connected with the left side of projection screen transmission shaft 1.
In the embodiment, when the device is installed and used, firstly, the rubber core 11 is installed in the installation groove 9 in the rubber piece 6, the clamping blocks 12 at the upper side and the lower side of the rubber core 11 are clamped into the matching clamping grooves 10, so that the rubber core 11 can be prevented from rotating relatively, then the rubber piece 6 provided with the rubber core 11 is clamped into the aluminum alloy outer ring 3, so that the positioning lug 4 of the aluminum alloy outer ring 3 is inserted into the positioning slot 7 in the rubber piece 6, the installation clamping block 5 is installed in the through groove 8, the aluminum alloy outer ring 3 is added, so that the overall strength is improved, meanwhile, the rubber piece 6 is protected, so that the rubber piece 6 is prevented from deforming, finally, the assembled fixing seats 2 are installed at the two sides of the projection screen transmission shaft 1, one side of the projection screen transmission shaft 1 connected with the coupler is installed in the rubber core 11 provided with the circular hole 13, one side of the projection screen transmission shaft 1 connected with the tubular motor is inserted into the rubber core 11 provided with the machine clamping groove 14, can accomplish the installation, rubber spare 6 is fixed between gluey core 11 and aluminum alloy outer loop 3, noise and vibrations conduction of reducible motor during operation improve the in-service use effect.
Preferably, the motor locking groove 14 is formed in a square structure. Such structural design increases the screens effect to the motor. In fact, other configurations of the motor detent groove 14 are also contemplated, as the case may be.
Preferably, the rubber core 11 and the latch 12 are integrally formed. The structural design makes the connection strength higher. In fact, other connecting structure shapes of the rubber core 11 and the fixture block 12 can be considered according to specific situations.
The left and right sides of the preferred rubber core 11 are provided with arc-shaped grooves 15, and the mounting grooves 9 are provided with arc-shaped protrusions 16 matched with the arc-shaped grooves 15. Such structural design increases the positioning effect. In fact, other configurations of the core 11 are contemplated as appropriate.
Preferably, the aluminum alloy outer ring 3, the positioning lug 4 and the mounting fixture block 5 are arranged in an integrally formed structure. The structural design is convenient for production and molding. In fact, other shapes of the aluminum alloy outer ring 3, the positioning lug 4 and the mounting fixture block 5 can be considered according to specific situations.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a special damping device of electronic projection curtain, includes projection curtain transmission shaft (1), fixing base (2), its characterized in that are all installed to the left and right sides of projection curtain transmission shaft (1): the fixing seat (2) comprises an aluminum alloy outer ring (3), the upper side and the lower side inside the aluminum alloy outer ring (3) are respectively provided with a positioning lug (4), the left side and the right side inside the aluminum alloy outer ring (3) are respectively provided with an installation clamping block (5), the installation clamping blocks (5) are arranged in a C-shaped structure, the aluminum alloy outer ring (3) is connected with a rubber piece (6), the upper side and the lower side of the rubber piece (6) are provided with positioning slots (7) corresponding to the positioning lugs (4), the positioning lugs (4) are installed in the positioning slots (7), the left side and the right side of the rubber piece (6) are provided with through grooves (8) corresponding to the installation clamping blocks (5), the installation clamping blocks (5) are installed in the through grooves (8), the center of the rubber piece (6) is provided with an installation groove (9), the upper side and the lower side of the installation groove (9) are provided with a matching clamping groove (10), fixed mounting has gluey core (11) in mounting groove (9), the upper and lower both sides of gluing core (11) all are connected with fixture block (12), install in cooperation draw-in groove (10) fixture block (12), the right side glue core (11) and be equipped with circular port (13), install the shaft coupling in circular port (13), the shaft coupling is connected with the right side of projection curtain transmission shaft (1), the left side glue core (11) and be equipped with motor screens groove (14), install tubular motor in motor screens groove (14), tubular motor's power take off end is connected with the left side of projection curtain transmission shaft (1).
2. The special damping device for the electric projection screen as claimed in claim 1, wherein: the motor clamping groove (14) is arranged in a square structure.
3. The special damping device for the electric projection screen as claimed in claim 2, wherein: the rubber core (11) and the clamping block (12) are arranged in an integrated structure.
4. The special damping device for the electric projection screen as claimed in claim 3, wherein: the left and right sides of gluing core (11) is equipped with arc wall (15), mounting groove (9) are equipped with assorted arc arch (16) corresponding arc wall (15) department.
5. The special damping device for the electric projection screen as claimed in claim 4, wherein: the aluminum alloy outer ring (3), the positioning lug (4) and the mounting fixture block (5) are arranged in an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220176283.5U CN217113036U (en) | 2022-01-24 | 2022-01-24 | Special damping device of electronic projection curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220176283.5U CN217113036U (en) | 2022-01-24 | 2022-01-24 | Special damping device of electronic projection curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217113036U true CN217113036U (en) | 2022-08-02 |
Family
ID=82597032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220176283.5U Active CN217113036U (en) | 2022-01-24 | 2022-01-24 | Special damping device of electronic projection curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217113036U (en) |
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2022
- 2022-01-24 CN CN202220176283.5U patent/CN217113036U/en active Active
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