CN210156079U - Scroll fixing and tensioning device - Google Patents
Scroll fixing and tensioning device Download PDFInfo
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- CN210156079U CN210156079U CN201921427746.5U CN201921427746U CN210156079U CN 210156079 U CN210156079 U CN 210156079U CN 201921427746 U CN201921427746 U CN 201921427746U CN 210156079 U CN210156079 U CN 210156079U
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- cabinet body
- hand wheel
- tensioning device
- fixing
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Abstract
The utility model discloses a scroll fixing and tensioning device, which comprises two cabinet bodies which are arranged on a wall body and are parallel to each other and highly aligned, wherein the cabinet bodies are provided with an upper lifting assembly and a lower lifting assembly; the lifting assembly comprises a screw rod longitudinally arranged in the cabinet body, a first bevel gear penetrates through the lower end of the screw rod, a second bevel gear arranged on the cabinet body through a gear shaft is meshed with the first bevel gear, the gear shaft is connected with a first hand wheel arranged on the outer side of the cabinet body, a strip-shaped through hole is formed in the front side surface of the cabinet body, a sliding block which moves up and down is arranged on the screw rod in a penetrating mode, one end of the sliding block extending to the outer side of the cabinet body is fixed with a fixing plate, and a transverse tensioning device is; the utility model discloses simple structure saves artifical climbing and hangs the scroll, can not damage the wall body, and the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of ideology and politics banner propaganda device, especially, a fixed straining device of banner has been related to.
Background
Generally, when ideological and political education or study party class is carried out in a conference room in a school, in order to improve the propaganda effect and enhance the visual appeal, information is often transmitted, feelings are expressed and attention is paid to the hung scroll, and the scroll is also often replaced along with the change of use requirements or environment due to the fact that the scroll content has certain timeliness; the traditional method for hanging the scroll is to fixedly stick the two ends of the scroll to the wall, and the method needs workers to climb up and down and continuously adjust to enable the heights of the two ends of the scroll to be the same and keep flat, so that the scroll is very difficult to hang and has potential safety hazards, and wastes time and labor; in addition, as the number of times of changing the scroll is increased, the wall skin is easy to fall off and damage, and the appearance is affected.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a tensioning device is fixed to scroll, fine solution artifical hang waste time and energy, paste the problem that damages the wall body on the wall body.
In order to realize the purpose, the utility model discloses a technical scheme as follows: a scroll fixing and tensioning device comprises two parallel cabinets arranged on a wall body and aligned in height, wherein the cabinets are provided with an upper lifting assembly and a lower lifting assembly;
the lifting assembly comprises a screw rod longitudinally arranged in the cabinet body, a first bevel gear is arranged at the lower end of the screw rod in a penetrating mode, a second bevel gear arranged on the cabinet body through a gear shaft is meshed with the first bevel gear, the gear shaft is connected with a first hand wheel arranged on the outer side of the cabinet body, a through hole in a long strip shape is formed in the front side face of the cabinet body, a sliding block which moves up and down and of which one end extends to the outer side of the cabinet body from the through hole is arranged on the screw rod in a penetrating mode, a fixing plate is fixed at one end.
Furthermore, the transverse tensioning device comprises a second hand wheel arranged on the fixing plate, and a fixing device is arranged on the second hand wheel.
Furthermore, fixing device includes the drum of outstanding second hand wheel, wears to be equipped with the telescopic link in the drum, the one end that the fixed plate was kept away from to the telescopic link is connected with draws the cap, and the one end that the telescopic link is close to the fixed plate is provided with annular flange, the telescopic link wears to be equipped with the spring that sets up between flange and second hand wheel, the fixed plate is provided with along the even distribution of second hand wheel axis circumference and the telescopic link can insert a plurality of blind holes.
Furthermore, the pull cap and the telescopic rod are connected through threads.
Further, the cabinet body is connected with the wall body through expansion bolts.
Furthermore, both ends of the screw rod are provided with first rolling bearings.
Furthermore, a second rolling bearing is arranged at the joint of the gear shaft and the cabinet body.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the cabinet body is disposable fixes on the wall body, does not dismantle, fixes the both ends of scroll on horizontal straining device, and the hoisting assembly can promote the scroll of difference, and slider and screw rod in the hoisting assembly cooperate, have auto-lock nature, can not fall because of self gravity reason, the utility model discloses simple structure saves artifical climbing and hangs the scroll, can not damage the wall body, and the practicality is strong.
2. Horizontal straining device is connected at the both ends of scroll through the cotton rope to with the cotton rope around establishing on the second hand wheel, the second hand wheel on both sides can be taut with the scroll, can adapt to the scroll of different length moreover, further improves the utility model discloses a practicality.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the cabinet body;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
fig. 4 is a schematic view of the fixing device.
In the figure: 1. a cabinet body; 2. a lifting assembly; 3. a transverse tensioning device; 4. a scroll; 5. a through hole; 21. a screw; 22. a first bevel gear; 23. a second bevel gear; 24. a first hand wheel; 25. a slider; 26. a fixing plate; 27. a gear shaft; 28. a second rolling bearing; 29. a first rolling bearing; 31. a second hand wheel; 32. a fixing device; 321. a cylinder; 322. a telescopic rod; 323. pulling the cap; 324. a flange; 325. a spring; 326. and (4) blind holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, the scroll fixing and tensioning device of the present invention comprises two cabinet bodies 1 arranged on a wall body in parallel and aligned with each other in height, wherein the cabinet bodies 1 are connected with the wall body through expansion bolts, and the cabinet bodies 1 are provided with upper and lower lifting assemblies 2;
the lifting assembly 2 comprises a screw 21 longitudinally arranged in the cabinet body 1, a first bevel gear 22 is arranged at the lower end of the screw 21 in a penetrating manner, the first bevel gear 22 and the screw 21 are integrally processed and formed, the first bevel gear 22 is meshed with a second bevel gear 23 arranged on the cabinet body 1 through a gear shaft 27, the gear shaft 27 is arranged on the cabinet body 1 in a penetrating manner, the gear shaft 27 is connected with a first hand wheel 24 arranged on the outer side of the cabinet body 1, the first hand wheel 24 is connected with the gear shaft 27 through a key, a strip-shaped through hole 5 is formed in the front side surface of the cabinet body 1, the screw 21 is arranged in a penetrating manner, vertically moves, one end of the screw 25 extends to the outer side of the cabinet body from the through hole 5, namely, a screw thread matched with the screw 21 is processed on the slide 25, a fixing plate 26.
Specifically, the transverse tensioning device 3 comprises a second hand wheel 31 arranged on the fixing plate 26, a groove capable of winding is formed on the circumferential surface of the second hand wheel 31, and a fixing device 32 is arranged on the second hand wheel 31; the fixing device 32 comprises a cylinder 321 protruding out of the second hand wheel 31, the cylinder 321 and the second hand wheel 31 are integrally cast, an expansion link 322 penetrates through the cylinder 321, a pull cap 323 is connected to one end, away from the fixing plate 26, of the expansion link 322, an annular flange 324 is arranged at one end, close to the fixing plate 26, of the expansion link 322, and a spring 325 arranged between the flange 324 and the second hand wheel 31 penetrates through the expansion link 322; the fixing plate 26 is provided with a plurality of blind holes 326 which are uniformly distributed along the circumference of the axis of the second handwheel 31 and into which the telescopic rods 322 can be inserted.
Horizontal overspeed device tensioner 3 is through the cotton rope connection at the both ends of banner 4 to with the cotton rope around establishing on second hand wheel 31, the second hand wheel 31 on both sides can be taut with banner 4, then through the position of the fixed second hand wheel 31 of fixing device 3, prevents that second hand wheel 31 from rotating and loosening banner 4, can adapt to the banner 4 of different length moreover, further improves the utility model discloses a practicality.
Further, the pull cap 323 is connected with the telescopic rod 322 through threads; that is, the pull cap 323 is welded with the bolt portion, and the end of the telescopic rod 322 is processed with a threaded hole matched with the bolt portion, so that the pull cap and the telescopic rod 322 can be conveniently installed.
Further, both ends of the screw 21 are provided with first rolling bearings 29; a second rolling bearing 28 is arranged at the joint of the gear shaft 27 and the cabinet body 1; the rotation friction force of the screw 21 and the gear shaft 27 is reduced, and meanwhile, the torque required for rotating the first hand wheel 24 is reduced, so that the operation of a user is facilitated.
When the utility model is used, the two ends of the scroll 4 are connected through the cord, the cord at the two ends of the scroll 4 is wound on the left second hand wheel 31 and the right second hand wheel 31 respectively, the pull cap 323 in the fixing device 3 is pulled up, the left second hand wheel 31 and the right second hand wheel 31 rotate oppositely, the scroll 4 is tensioned, then the pull cap 323 is loosened, under the action of the elastic force of the spring 325, the end part of the telescopic rod 322 is inserted into the blind hole 326, the position of the second hand wheel 31 is fixed, then, the first hand wheel 24 is rotated, the slider 25 is lifted up through the transmission of the first bevel gear 22, the second bevel gear 23, the screw 21 and the slider 25, the scroll 4 is lifted to a high place, and the slider 25 cannot fall down due to self-locking of the screw threads; when the scroll 4 is replaced, the first hand wheel 24 is reversed to drop the slide block 25, the second hand wheel 31 is loosened, and the scroll 4 is loosened; the utility model discloses simple structure saves artifical climbing and hangs banner 4, can not damage the wall body, and the practicality is strong.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A fixed straining device of scroll which characterized in that: the multifunctional cabinet comprises two parallel cabinet bodies (1) arranged on a wall body and aligned in height, wherein the cabinet bodies (1) are provided with an upper lifting assembly (2) and a lower lifting assembly (2);
the lifting assembly (2) comprises a screw rod (21) longitudinally arranged in the cabinet body (1), a first bevel gear (22) is arranged at the lower end of the screw rod (21) in a penetrating mode, the first bevel gear (22) is meshed with a second bevel gear (23) arranged on the cabinet body (1) through a gear shaft (27), the gear shaft (27) is connected with a first hand wheel (24) arranged on the outer side of the cabinet body (1), a long-strip-shaped through hole (5) is formed in the front side face of the cabinet body (1), a sliding block (25) which moves up and down and one end of which extends to the outer side of the cabinet body from the through hole (5) is arranged in the screw rod (21) in a penetrating mode, a fixing plate (26) is fixed to one end of the sliding block (25) which extends.
2. The banner fixing and tensioning device as claimed in claim 1, wherein: the transverse tensioning device (3) comprises a second hand wheel (31) arranged on the fixing plate (26), and a fixing device (32) is arranged on the second hand wheel (31).
3. The banner fixing and tensioning device as claimed in claim 2, wherein: fixing device (32) wear to be equipped with telescopic link (322) including drum (321) of outstanding second hand wheel (31) in drum (321), the one end that fixed plate (26) were kept away from in telescopic link (322) is connected with and draws cap (323), and telescopic link (322) are close to the one end of fixed plate (26) and are provided with annular flange (324), spring (325) between flange (324) and second hand wheel (31) are worn to be equipped with in telescopic link (322), fixed plate (26) are provided with along second hand wheel (31) axis circumference equipartition and telescopic link (322) a plurality of blind holes (326) that can insert.
4. The banner fixing and tensioning device as claimed in claim 3, wherein: the pull cap (323) is connected with the telescopic rod (322) through threads.
5. The banner fixing and tensioning device according to any one of claims 1 to 4, wherein: the cabinet body (1) is connected with a wall body through expansion bolts.
6. The banner fixing and tensioning device as claimed in claim 5, wherein: and two ends of the screw rod (21) are provided with first rolling bearings (29).
7. The banner fixing and tensioning device as claimed in claim 6, wherein: and a second rolling bearing (28) is arranged at the joint of the gear shaft (27) and the cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921427746.5U CN210156079U (en) | 2019-08-29 | 2019-08-29 | Scroll fixing and tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921427746.5U CN210156079U (en) | 2019-08-29 | 2019-08-29 | Scroll fixing and tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210156079U true CN210156079U (en) | 2020-03-17 |
Family
ID=69767281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921427746.5U Active CN210156079U (en) | 2019-08-29 | 2019-08-29 | Scroll fixing and tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210156079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115467263A (en) * | 2022-09-28 | 2022-12-13 | 湖南东方星建设集团有限公司 | Warning device is used in construction engineering construction |
-
2019
- 2019-08-29 CN CN201921427746.5U patent/CN210156079U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115467263A (en) * | 2022-09-28 | 2022-12-13 | 湖南东方星建设集团有限公司 | Warning device is used in construction engineering construction |
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