CN211364226U

CN211364226U - Torsion supply type roller shutter with damping structure

Info

Publication number: CN211364226U
Application number: CN201922362492.XU
Authority: CN
Inventors: 林永清; 杨国诚; 邹晓芳
Original assignee: Kunshan Huangtian Auto Parts Industrial Co ltd
Current assignee: Kunshan Huangtian Auto Parts Industrial Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-08-28
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a torsion supply type roller shutter with a damping structure, which comprises a roller shaft group which is pivoted on a supporting frame, wherein the roller shaft group comprises a roller shutter shaft tube and a torsion spring which is embedded in the roller shutter shaft tube, and a torsion supply device which is connected with the torsion spring is arranged between the roller shutter shaft tube and the supporting frame; a torsion force feeder and a damping force feeder connected to two ends of the torsion spring are respectively arranged at two ends of the roller shutter shaft tube; the torsion force supplier and the damping force supplier respectively lock the roller shutter shaft tube on the support frame in a pivoting way through a torsion fixing seat and a damping fixing seat. The utility model provides a torsion supply type roller shutter with damping structure when having good noise-proof effect, has promoted the recovery stability ability of torsion supply device.

Description

Torsion supply type roller shutter with damping structure

Technical Field

The utility model relates to an auto-parts, concretely relates to light screen rolls up curtain structure, especially a torsion supply type roll up curtain with damping structure.

Background

With the continuous development of the automobile industry technology, the requirements of people on the accessories on the automobile are continuously improved. In the prior art, the light screen on the inner side of the front windshield not only provides a light shielding function for a driver or a front passenger, but also is provided with a cosmetic mirror which can be opened and closed in a plate body of a general light screen, so that a mirror surface required by a user during dressing is provided. The opening and closing of the cosmetic mirror in the existing light shielding plate is generally achieved by a sliding closure type cosmetic mirror opening and closing mechanism or a flip closure type cosmetic mirror opening and closing mechanism. However, although the opening and closing mechanism of the flip-type cosmetic mirror with the sliding plate in the prior art can provide the function of opening and closing the cosmetic mirror with the light shielding plate, when the flip-type cosmetic mirror is opened, a user must hold the flip-type cosmetic mirror with a hand, which is very inconvenient in use. Moreover, after the cover is opened, the tip of the side of the cover faces the user, which causes a problem of poor safety.

To the above technical problem, the prior patents: the rolling type cosmetic mirror opening and closing device of the shading plate (CN 201711143259.1) is further improved, and discloses a rolling type cosmetic mirror opening and closing device of the shading plate, which is used for being assembled in a plate body of the shading plate, the rolling type cosmetic mirror opening and closing device comprises a cosmetic mirror and a rolling curtain or is combined with an outer frame, and the rolling curtain can shield the cosmetic mirror or expose the cosmetic mirror in a mode of unfolding and folding a curtain cloth or rolling the curtain cloth and the like. The volume reduction of the whole mechanism is achieved by rolling the soft curtain cloth type rolling curtain, and the soft curtain cloth type rolling curtain has good simplicity and safety. But the roller shutter is easy to be damaged by stress and generate noise due to the large recovery force of the torsion spring in the rolling process.

Disclosure of Invention

The utility model overcomes prior art's is not enough, provides a torsion supply type roller shutter with damping structure, when having good noise-resistant effect, has promoted the recovery stability ability of torsion supply device.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a torsion feeding type roller shutter with a damping structure comprises a roller shaft group which is arranged on a supporting frame in a pivoting mode, wherein the roller shaft group comprises a roller shutter shaft tube and a torsion spring which is embedded in the roller shutter shaft tube, and a torsion feeder connected with the torsion spring is arranged between the roller shutter shaft tube and the supporting frame; a torsion force feeder and a damping force feeder connected to two ends of the torsion spring are respectively arranged at two ends of the roller shutter shaft tube; the torsion force supplier and the damping force supplier respectively lock the roller shutter shaft tube on the support frame in a pivoting way through a torsion fixing seat and a damping fixing seat.

In a preferred embodiment of the present invention, the torque supplying device includes a first shaft sleeve having one end fixed to one end of the roller blind shaft tube, a first torsion fixing seat is movably disposed in the first shaft sleeve, one end of the first torsion fixing seat is fixedly connected to the supporting frame, and the other end of the first torsion fixing seat is connected to one end of the torsion spring.

The utility model discloses a preferred embodiment, damping force feeder includes that one end is fixed to be set up at the axle sleeve two of roller shutter central siphon one end, damping fixing base is worn to be equipped with by axle sleeve two internalization, damping fixing base one end with braced frame fixed connection, the damping fixing base other end passes through the connecting seat and makes up with isolator one end, the other end of isolator with torsion spring one end is connected.

In a preferred embodiment of the present invention, the one-way clutch includes a clutch housing, and a movable engaging member and a fixed engaging member that are pivotally coupled to each other are embedded in the clutch housing, and the movable engaging member and the fixed engaging member are locked to an end cap in the clutch housing.

In a preferred embodiment of the present invention, the movable engaging member and the fixed engaging member are provided with a first toothed ring table and a second toothed ring table, which are capable of engaging with each other, toward the abutting ends, respectively.

In a preferred embodiment of the present invention, one end of the movable engaging member is provided with a snap groove for engaging with an inner surface of the one-way clutch housing, and the other end of the movable engaging member is provided with a first toothed ring, and the movable engaging member is connected to the torsion spring.

In a preferred embodiment of the present invention, the fixed engaging member is provided with a shaft rod movably inserted into the movable engaging member, and the shaft rod is provided with a second toothed ring platform engaged with the first toothed ring platform on the movable engaging member.

In a preferred embodiment of the present invention, the connecting seat includes a supporting platform, one side of the supporting platform is provided with an insertion block for inserting and fixing the damping fixing seat, and the other side of the supporting platform is provided with an insertion groove for engaging with the damping fixing seat.

In a preferred embodiment of the present invention, the roller blind is wound on the roller blind shaft tube, one end of the roller blind is fixedly disposed on the roller blind shaft tube, and the other end of the roller blind is provided with the sliding cover.

In a preferred embodiment of the present invention, the sliding cover comprises an upper cover plate and a lower sliding cover fixedly combined on the roller shutter; the sliding cover is provided with a handle and a connecting piece. Specifically, the connecting piece is a fastener or an adsorption piece. The adsorption member is a magnet.

According to the torsion supply type roller shutter with the damping structure disclosed by the embodiment, the beneficial effects are achieved:

a torsion supply type roller shutter with a damping structure has a good anti-noise effect and improves the recovery stability of a torsion supply device.

The one-way device is arranged in the torque force supply type roller shutter, and the movable meshing part and the fixed meshing part in the one-way device are matched and rotate towards the same sawtooth direction, so that when the torque force supply type roller shutter is pulled out, the roller shutter is pulled out in a one-way and quick mode.

When the roller shutter is reversely retracted, the movable meshing part and the fixed meshing part rotate reversely, the first toothed ring table in the movable meshing part and the second toothed ring table in the fixed meshing part are meshed with each other to perform non-return, the damping part in the damping fixing seat connected with the one-way device is used for generating damping force, the recovery speed is reduced, and the convenience, the safety and the stability of pulling and recovering of the torsion supply type roller shutter are improved.

The recovery speed is slowed down by damping force generated by a damping part in a damping fixed seat connected with the isolator; and mechanical stress generated by the contact of the sliding cover and the frame is reduced by arranging the shockproof block on the sliding cover. The setting of isolator, damping piece and shockproof piece has effectively reduced the noise that sliding closure and frame collision produced when rolling up the curtain and withdrawing back.

Drawings

The present invention will be further explained with reference to the drawings and examples;

fig. 1 is a schematic structural view of a front surface of a torsion-fed roller blind with a damping structure according to the present invention;

fig. 2 is a schematic side view of a torsion-supplying roller blind with a damping structure according to the present invention;

fig. 3 is a schematic cross-sectional view of a torsion-supplying roller blind with a damping structure according to the present invention;

fig. 4 is a first schematic view illustrating an explosion structure of the torsion-supplying roller blind with a damping structure according to the present invention;

fig. 5 is a schematic diagram of an explosion structure of the torsion-supply roller shutter with a damping structure according to the present invention;

fig. 6 is an exploded view of a roller tube of a torsion-fed roller blind with a damping structure according to the present invention;

fig. 7 is a schematic structural view of an isolator in a torque-fed roller blind with a damping structure according to the present invention;

in the figure: 1-roller blind shaft tube, 11-torsion spring, 111-first connecting end, 112-second connecting end, 2-torsion feeder, 21-torsion fixing seat, 211-embedding block, 22-first shaft sleeve, 23-bolt hole, 24-clamping block, 3-damping force feeder, 31-damping fixing seat, 32-second shaft sleeve, 33-connecting seat, 34-isolator, 341-isolator shell, 342-movable meshing piece, 343-fixed meshing piece, 344-end cover, 345-clamping groove, 346-first toothed ring table, 347-shaft rod, 348-second toothed ring table, 4-roller blind, 41-sliding cover, 411-upper cover plate, 412-lower sliding cover, 413-magnet, 42-handle and 43-shockproof block.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate, by way of illustration only, the basic structure of the invention, and which therefore show only the constituents relevant to the invention.

As shown in fig. 1 to 7, a torsion-supply roller blind with a damping structure includes a roller set pivotally disposed on a support frame, the roller set includes a roller blind shaft tube 1, a roller blind 4 is wound on the roller blind shaft tube 1, one end of the roller blind 4 is fixedly disposed on the roller blind shaft tube 1, and the other end of the roller blind 4 is provided with a sliding cover 41. The built-in torsion spring 11 that is equipped with of well logical roll up curtain central siphon 1, roll up curtain central siphon 1 both ends and be provided with respectively and connect torsion feed unit 2 and damping force feed unit 3 at the both ends of torsion spring 11, torsion feed unit 2 is through torsion fixing base 21, and damping force feed unit 3 is through damping fixing base 31 with roll up curtain central siphon 1 pivot locking on braced frame.

As shown in fig. 3-6, in a preferred embodiment of the present invention, the torque force supplier 2 includes a first shaft sleeve 22 with one end fixedly embedded in one end of the roller blind shaft tube 1, a first torque force fixing seat 21 is movably installed in the first shaft sleeve 22, one end of the first torque force fixing seat 21 is fixedly connected to the supporting frame, and the other end of the first torque force fixing seat 21 is fixedly installed behind the first shaft sleeve 22 of one end of the roller blind shaft tube 1 and is connected to one end of the torque force spring 11. Specifically, the first shaft sleeve 22 and the first torsion fixing seat 21 are both provided with a bolt hole 23. The first shaft sleeve 22 is provided with a clamping block 24 which is inserted into one end of the roller shutter shaft tube 1.

As shown in fig. 3 to 7, in a preferred embodiment of the present invention, the damping force supplier 3 includes a second shaft sleeve 32 having one end fixedly disposed at the other end of the roller blind shaft tube 1. Damping fixing base 31 one end and braced frame fixed connection, the damping fixing base 31 other end is worn to establish and is fixed to be set up behind the axle sleeve two 32 of 1 one end of roller shutter central siphon through the one end combination in connecting seat 33 and the isolator 34 outside, and the other end and the torsion spring 1 one end of isolator 34 are connected. The second shaft sleeve 32 is provided with a clamping block 24 which is inserted with one end of the roller shutter shaft tube 1.

Specifically, as shown in fig. 6 and 7, the one-way clutch 34 includes a one-way clutch housing 341, a movable engaging member 342 and a fixed engaging member 343 that are nested and pivoted with each other are sequentially embedded in the one-way clutch housing 341, and an end cap 344 that locks the fixed engaging member 343 in the one-way clutch housing 341. One end of the through movable engaging member 342 provided with the catching groove 345 is engaged and abutted with the through inner surface of the isolator housing 341. The other end of the movable engaging member 342 is provided with a first toothed ring table 346. The fixed engaging member 343 is provided with a shaft 347 movably inserted into the movable engaging member 342, and the shaft 347 is provided with a second ring gear table 348 engaged with the first ring gear table 346 on the movable engaging member 342. The first gear ring platform 346 and the second gear ring platform 348 can be correspondingly meshed.

More specifically, as shown in fig. 6 and 7, one end of the isolator housing 341, which is engaged with the movable engaging piece 342, is connected to the torsion spring 11; the bottom of a fixed engaging piece 343 embedded in the other end of the one-way clutch 34 is abutted and plugged with the damping fixed seat 32 through the connecting seat 33. The connecting seat 33 is provided with a supporting platform located between the isolator 34 and the damping fixing seat 31, one side of the supporting platform is provided with an inserting block inserted and fixed with the damping fixing seat 31, and the other side of the supporting platform is provided with an inserting groove clamped with the damping fixing seat 31.

In a preferred embodiment of the present invention, as shown in fig. 4 and 5, the sliding cover 41 includes an upper cover 411 and a lower cover 412 fixedly assembled on the roller shutter 4; the slide cover 41 is provided with a handle 42 and a connector. The utility model provides a connecting piece adopts buckle spare or adsorbs the piece. The attracting member is a magnet 413. The slide cover 41 is provided with a plurality of anti-vibration blocks 43 on one side thereof adjacent to the roller blind shaft tube 1.

The working principle is as follows:

as shown in fig. 1 to 7, firstly, the torsion feeding type roller blind is assembled, the damping force supplier 3 is connected to the second connecting end 112 of the torsion spring 11 in the roller blind shaft tube 1, and the second shaft sleeve 32 in the damping force supplier 3 is fixed to one end of the roller blind shaft tube 1. The engagement piece 211 provided on the damping mount 31 in the damping force supplier 3 engages into the support frame from the inside to the outside. Then, the torsion supplier 2 connected to the connection end 111 of the torsion spring 11 is inserted into the socket 22 and the pin hole 23 of the torsion fixing seat 21 by the pin, and the combined torsion supplier 2 is rotated to apply torsion to the connected torsion spring 11. Then the first shaft sleeve 22 of the torque force supplier 2 is inserted into the other end of the roller blind shaft tube 1. The engagement piece 211 provided on the torque holder 21 in the torque feeder 2 engages into the support frame from the inside to the outside. The inserted plug is pulled out again, and the torsion provided for the torsion spring 11 is released.

When the torsion-supply-type roller shutter is used, the one-way device 34 is arranged in the torsion-supply-type roller shutter, and the movable meshing piece 342 and the fixed meshing piece 343 in the one-way device 34 rotate in the same sawtooth direction in a matched manner, so that when the torsion-supply-type roller shutter 4 is pulled out, the one-way roller shutter can be pulled out rapidly.

When the movable engaging member 342 and the fixed engaging member 343 reversely rotate during reverse retraction, the first ring gear 346 in the movable engaging member 342 and the second ring gear 348 in the fixed engaging member 343 are engaged with each other to perform non-return, and at this time, the damping member in the damping fixing base 31 connected to the one-way clutch 34 is used to generate a damping force to slow down the retraction speed. The utility model discloses, choose for use the damping piece that has liquid damping liquid of common in the prior art. The convenience, the safety and the stability of pulling and recovering of the torsion supply type roller shutter are improved.

The drawn-out roller shutter 4 is attracted to the supporting frame side by a magnet 43 provided on a slide cover 41 provided at an end of the roller shutter 4, and the roller shutter 4 is unfolded. When the roller shutter is folded, the magnet 43 on the sliding cover 41 is only required to be separated from one side of the supporting frame, and the roller shutter 4 is slowly folded through the matching of the one-way device 34 and the damping fixing seat 31.

In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A torsion feeding type roller shutter with a damping structure comprises a roller shaft group which is arranged on a supporting frame in a pivoting mode, wherein the roller shaft group comprises a roller shutter shaft tube and a torsion spring which is embedded in the roller shutter shaft tube, and a torsion feeder connected with the torsion spring is arranged between the roller shutter shaft tube and the supporting frame; the method is characterized in that: a torsion force feeder and a damping force feeder connected to two ends of the torsion spring are respectively arranged at two ends of the roller shutter shaft tube; the torsion force supplier and the damping force supplier respectively lock the roller shutter shaft tube on the support frame in a pivoting way through a torsion fixing seat and a damping fixing seat.

2. The torsion-feed roller shutter with a damping structure according to claim 1, wherein: the torsion feeder comprises a first shaft sleeve with one end fixedly arranged at one end of the roller shutter shaft tube, a torsion fixing seat is movably arranged in the first shaft sleeve in a penetrating mode, one end of the torsion fixing seat is fixedly connected with the supporting frame, and the other end of the torsion fixing seat is connected with one end of the torsion spring.

3. The torsion-feed roller shutter with a damping structure according to claim 1, wherein: the damping force feeder comprises a second shaft sleeve, one end of the second shaft sleeve is fixedly arranged at one end of the roller shutter shaft tube, a damping fixing seat is movably arranged in the second shaft sleeve in a penetrating mode, one end of the damping fixing seat is fixedly connected with the supporting frame, the other end of the damping fixing seat is combined with one end of the isolator through a connecting seat, and the other end of the isolator is connected with one end of the torsion spring.

4. The torsion-feed roller shutter with a damping structure according to claim 3, wherein: the one-way clutch comprises a one-way clutch shell, wherein a movable meshing part and a fixed meshing part which are mutually sleeved and pivoted are embedded in the one-way clutch shell, and an end cover which locks the movable meshing part and the fixed meshing part in the one-way clutch shell.

5. The torsion-feed roller shutter with a damping structure according to claim 4, wherein: and the movable meshing part and the fixed meshing part are respectively provided with a first toothed ring platform and a second toothed ring platform which can be meshed with each other towards the abutting ends.

6. The torsion-feed roller shutter with a damping structure according to claim 4, wherein: one end of the movable meshing part communicated with the middle of the isolator shell is provided with a clamping groove which is embedded with the inner surface of the middle of the isolator shell, the other end of the movable meshing part is provided with a first toothed ring table, and the movable meshing part is connected with the torsion spring.

7. The torsion-feed roller shutter with a damping structure according to claim 5, wherein: the fixed meshing part is provided with a shaft rod movably penetrating into the movable meshing part, and a gear ring platform II meshed with the gear ring platform I on the movable meshing part is arranged on the shaft rod.

8. The torsion-feed roller shutter with a damping structure according to claim 4, wherein: the connecting seat comprises a supporting table, one side of the supporting table is provided with an inserting block fixedly inserted with the damping fixing seat, and the other side of the supporting table is provided with an inserting groove clamped with the damping fixing seat.

9. The torsion-feed roller shutter with a damping structure according to claim 1, wherein: the roller shutter is wound on the roller shutter shaft tube, one end of the roller shutter is fixedly arranged on the roller shutter shaft tube, and the other end of the roller shutter is provided with a sliding cover.

10. The torsion-feed roller shutter with a damping structure according to claim 9, wherein: the sliding cover comprises an upper cover plate and a lower sliding cover which are fixedly combined and arranged on the roller shutter; the sliding cover is provided with a handle and a connecting piece.