CN217994076U

CN217994076U - Guide pulley of automobile sun-shading curtain reel assembly

Info

Publication number: CN217994076U
Application number: CN202221747177.4U
Authority: CN
Inventors: 龚皎
Original assignee: Kunshan Fengwangcheng Precision Electronics Co ltd
Current assignee: Kunshan Fengwangcheng Precision Electronics Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-12-09
Anticipated expiration: 2032-07-08

Abstract

The utility model discloses a guide pulley of automobile sun shade scroll assembly, including axis and two gyro wheels, the gyro wheel symmetry sets up in the both sides of axis, the outside of axis is provided with the slide rail, the bottom of axis stretches out to the bottom of slide rail, the bottom surface of axis has seted up built-in groove, the inside activity of built-in groove is provided with rings, the bottom of rings stretches out to the bottom of built-in groove, the top of rings is fixed with the top piece, the top of built-in groove has seted up the reset groove, be fixed with the spring between top piece and the reset groove, one side of rings is fixed with the pulling piece; after the connection of the pulley and the curtain is completed, the hanging ring can be retracted into the built-in groove, the fixing ring can be extruded with the bottom of the center shaft under the pulling of the hanging ring, the stability of the hanging ring and the fixing ring when the hanging ring is connected is improved, the fixing ring is prevented from falling off from the inside of the hanging ring easily, and the connection stability between the pulley and the curtain is improved.

Description

Guide pulley of automobile sun-shading curtain reel assembly

Technical Field

The utility model belongs to the technical field of the pulley, concretely relates to guide pulley of car sun visor curtain spool assembly.

Background

The automobile sun-shading curtain is an appliance which is arranged on a window of a car and shields sunlight, the curtain can be connected with a guide pulley inside a slide rail, the curtain can be shifted when the automobile sun-shading curtain is used, the guide pulley slides inside the slide rail, the curtain is opened and closed, the curtain is connected under the action of the guide pulley, and the smoothness degree of the curtain when the curtain is pulled is improved.

When connecting guide pulley and (window) curtain, current connected mode is generally direct hangs the solid fixed ring at the (window) curtain top on the rings of pulley bottom, and the (window) curtain under this kind of connected mode is stable inadequately, when pulling the (window) curtain, solid fixed ring comes out from the rings easily, causes droing between pulley and the (window) curtain, for this reason, needs design a connection structure and solves this problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a guide pulley of car sun visor curtain spool assembly to the connection between the pulley of proposing and the (window) curtain is stable inadequately in solving above-mentioned background art, takes place the problem that drops easily.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a guide pulley of car sun visor curtain spool assembly, includes axis and two gyro wheels, the gyro wheel symmetry sets up in centraxonial both sides for carry out the slip of pulley, centraxonial outside is provided with the slide rail, carries on spacingly to the pulley, centraxonial bottom is stretched out to the bottom of slide rail, is convenient for be connected with the (window) curtain, built-in groove has been seted up to centraxonial bottom surface, the inside activity in built-in groove is provided with rings, and the solid fixed ring on accessible rings and the (window) curtain is connected, the bottom of rings is stretched out to built-in groove's bottom, the top of rings is fixed with the top plate, is used for connecting spring, reset groove has been seted up at built-in groove's top, be fixed with the spring between top plate and the reset groove, utilize the elasticity of spring to stimulate the shrink rings, one side of rings is fixed with the pulling piece, and usable pulling piece stimulates rings, carries out rings and solid fixed ring's installation, the cross-section of pulling piece is "L" type structure ", the bottom of pulling piece extends centraxonial bottom.

Preferably, one side of rings is fixed with the gleitbretter, the spout that supplies the gleitbretter embedding is seted up to one side of built-in groove, and the gleitbretter can slide in the inside of spout, has promoted rings's stability.

Preferably, the other side of the hanging ring is provided with a notch for connecting the hanging ring and the fixing ring, and the inner side of the hanging ring is provided with a rubber pad, so that the friction force is increased, and the connection stability is improved.

Preferably, the bottom end of the middle shaft is symmetrically fixed with side blocks, a placing groove is formed in the middle of each side block and used for installing a connecting block, the connecting block penetrates through the placing groove and is used for being connected with the connecting groove, the connecting groove is formed in the bottom surface of the sliding rail, the top end of the connecting block is embedded into the connecting groove, stability of the sliding pulley is improved, derailment is prevented, the cross section of the top end of the connecting block is of a concave structure, the bottom end of the connecting block extends out of the placing groove and is fixed with a bottom sheet, and the connecting block and the side blocks are connected more tightly.

Preferably, the bilateral symmetry of connecting block is fixed with the fixture block, the bilateral symmetry of standing groove is seted up and is supplied the draw-in groove of fixture block embedding, fixes the connecting block.

Preferably, the cross sections of the clamping groove and the clamping block are cambered surfaces, the clamping block is tightly attached to the inner wall of the clamping groove, and stable connection between the clamping block and the clamping groove is guaranteed.

Preferably, wheel shafts are symmetrically arranged on two sides of the middle shaft, and the idler wheels are rotatably connected with the wheel shafts and can rotate around the wheel shafts.

Preferably, the inside of slide rail is provided with the plastic strip for the bottom of gyro wheel, the bottom and the plastic strip of gyro wheel contact, play and fall the effect of making an uproar.

Compared with the prior art, the beneficial effects of the utility model are that:

after the connection of the pulley and the curtain is completed, the hanging ring can be retracted into the built-in groove, the fixing ring can be extruded with the bottom of the center shaft under the pulling of the hanging ring, the stability of the hanging ring and the fixing ring when the hanging ring is connected is improved, the fixing ring is prevented from falling off from the inside of the hanging ring easily, and the connection stability between the pulley and the curtain is improved.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a side cross-sectional view of the connection of the built-in groove and the lifting ring of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion of the area A of FIG. 1 according to the present invention;

in the figure: 1. a middle shaft; 2. a roller; 3. an axle; 4. a slide rail; 5. a built-in groove; 6. a hoisting ring; 7. a topsheet; 8. a reset groove; 9. pulling the sheet; 10. a plastic strip; 11. a side block; 12. sliding blades; 13. a chute; 14. a rubber pad; 15. a placement groove; 16. connecting blocks; 17. connecting grooves; 18. a card slot; 19. a clamping block; 20. a backsheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Examples

Referring to fig. 1 to 3, the present invention provides a technical solution: a guide pulley of a roller assembly of an automobile sun-shading curtain comprises a center shaft 1 and two idler wheels 2, wherein the idler wheels 2 are symmetrically arranged on two sides of the center shaft 1 to form a main structure of the pulley, a slide rail 4 is arranged on the outer side of the center shaft 1, the pulley can slide in the slide rail 4, the bottom of the center shaft 1 extends to the bottom of the slide rail 4, a built-in groove 5 is formed in the bottom surface of the center shaft 1 and is used for arranging a hanging ring 6, the hanging ring 6 is movably arranged in the built-in groove 5, after the connection of the pulley and the curtain is completed, the hanging ring 6 can be contracted into the built-in groove 5, a fixing ring can be extruded with the bottom of the center shaft 1 under the pulling of the hanging ring 6, the stability when rings 6 and solid fixed ring are connected has been promoted, avoid solid fixed ring to drop out from rings 6 inside easily, it is firm to have promoted the connection between pulley and the (window) curtain, rings 6's bottom is stretched out to built-in groove 5's bottom, rings 6's top is fixed with top piece 7, reset groove 8 has been seted up at built-in groove 5's top, be fixed with the spring between top piece 7 and the reset groove 8, the shrink that is used for carrying on rings 6 resets, one side of rings 6 is fixed with pulling piece 9, the cross-section of pulling piece 9 is "L" style of calligraphy structure, the bottom of pulling piece 9 extends axis 1's bottom, usable pulling piece 9 is with rings 6 pulldown, in order to accomplish the connection between rings 6 and the (window) curtain upper fixed ring.

In this embodiment, preferably, a sliding piece 12 is fixed to one side of the hanging ring 6, and a sliding slot 13 into which the sliding piece 12 is inserted is formed in one side of the built-in slot 5, so that the hanging ring 6 can slide stably.

In this embodiment, preferably, the other side of the hanging ring 6 is provided with a notch for connecting the hanging ring 6 with the fixing ring, and the inner side of the hanging ring 6 is provided with the rubber pad 14, so that the stability between the hanging ring 6 and the fixing ring is improved.

In this embodiment, it is preferred, the bottom bilateral symmetry of axis 1 is fixed with side piece 11, be used for seting up standing groove 15, standing groove 15 has been seted up at the middle part of side piece 11, be used for setting up connecting block 16, standing groove 15's inside runs through and is provided with connecting block 16, connecting groove 17 has been seted up to slide rail 4's bottom surface, connecting block 16's top is embedded into the inside of connecting groove 17, let the slip that the pulley can be stable, the derailment condition avoids appearing, connecting block 16's top cross-section is "concave" style of calligraphy structure, connecting block 16's bottom is stretched out to standing groove 15 and is fixed with film 20, the connection compactness between connecting block 16 and the side piece 11 has been strengthened.

In this embodiment, preferably, the two sides of the connecting block 16 are symmetrically fixed with the clamping blocks 19, and the two sides of the placing groove 15 are symmetrically provided with the clamping grooves 18 for the clamping blocks 19 to be embedded into, so as to ensure the stability of the connecting block 16.

In this embodiment, preferably, the cross sections of the clamping groove 18 and the clamping block 19 are both arc surfaces, and the clamping block 19 is tightly attached to the inner wall of the clamping groove 18, so as to prevent the clamping block 19 from falling off.

In this embodiment, preferably, axles 3 are symmetrically arranged on two sides of the middle shaft 1, and the rollers 2 are rotatably connected with the axles 3, so that the rollers 2 can rotate.

In this embodiment, preferably, the plastic strip 10 is disposed inside the sliding rail 4 relative to the bottom of the roller 2, the bottom of the roller 2 contacts with the plastic strip 10, and the plastic strip 10 is soft, so that noise during sliding is reduced.

The utility model discloses a theory of operation and use flow: when the pulley and the curtain are connected, the pulling piece 9 can be pulled downwards, the pulling piece 9 drives the hanging ring 6 to slide downwards in the built-in groove 5 until the opening on one side of the hanging ring 6 is exposed, then the fixing ring on the top of the curtain can be thrown into the hanging ring 6 through the opening, the connection between the hanging ring 6 and the fixing ring is completed, then the pulling piece 9 is loosened, the hanging ring 6 can be contracted into the built-in groove 5 under the action of the spring, the fixing ring can be extruded with the bottom surface of the center shaft 1, and meanwhile, the opening of the hanging ring 6 is blocked, so that the connection stability between the pulley and the curtain is improved under the combined action of the structures, and the pulley and the curtain cannot fall off easily; the pulley is when the inside of slide rail 4 slides, and gyro wheel 2 can roll at the top of plastic strip 10, and at this in-process, connecting groove 17's inside can be embedded into at connecting block 16's top and slide in connecting groove 17, under connecting block 16 and connecting groove 17's effect, stability when having promoted gyro wheel 2 and rolling, avoid gyro wheel 2 the derailment condition to appear, and connecting block 16's stability has then been guaranteed to draw-in groove 18 and fixture block 19's design, prevent that connecting block 16 from taking place to drop.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a guide pulley of car sun visor curtain spool assembly, includes axis (1) and two gyro wheels (2), gyro wheel (2) symmetry sets up the both sides at axis (1), its characterized in that: the utility model discloses a bearing bracket, including axis (1), built-in groove (5) have been seted up to the bottom of axis (1), the inside activity of built-in groove (5) is provided with rings (6), the bottom of rings (6) stretches out to the bottom of built-in groove (5), the top of rings (6) is fixed with top piece (7), reset groove (8) have been seted up at the top of built-in groove (5), be fixed with the spring between top piece (7) and reset groove (8), one side of rings (6) is fixed with pulling piece (9), the cross-section of pulling piece (9) is "L" style of calligraphy structure, the bottom of pulling piece (9) extends to the bottom of axis (1).

2. The guide pulley of a roller assembly for a sunshade of a vehicle as claimed in claim 1, wherein: a sliding sheet (12) is fixed on one side of the hanging ring (6), and a sliding groove (13) for the sliding sheet (12) to be embedded into is formed in one side of the built-in groove (5).

3. The guide pulley of a roller assembly for a sunshade of a vehicle as claimed in claim 1, wherein: the other side of the hanging ring (6) is provided with a gap, and the inner side of the hanging ring (6) is provided with a rubber pad (14).

4. The guide pulley of a roller assembly for a sunshade of a vehicle as claimed in claim 1, wherein: the bottom bilateral symmetry of axis (1) is fixed with side piece (11), standing groove (15) have been seted up at the middle part of side piece (11), the inside of standing groove (15) is run through and is provided with connecting block (16), spread groove (17) have been seted up to the bottom surface of slide rail (4), the inside of spread groove (17) is embedded into at the top of connecting block (16), the top cross-section of connecting block (16) is "concave" style of calligraphy structure, the bottom of connecting block (16) stretches out to standing groove (15) and is fixed with film (20).

5. The guide pulley of the roller assembly of the sunshade of the vehicle as claimed in claim 4, wherein: the two sides of the connecting block (16) are symmetrically fixed with clamping blocks (19), and the two sides of the placing groove (15) are symmetrically provided with clamping grooves (18) for the clamping blocks (19) to be embedded in.

6. The guide pulley of a roller assembly of an automotive sun shade according to claim 5, wherein: the cross sections of the clamping groove (18) and the clamping block (19) are arc surfaces, and the clamping block (19) is tightly attached to the inner wall of the clamping groove (18).

7. The guide pulley of a roller assembly of an automotive sun shade according to claim 1, wherein: wheel shafts (3) are symmetrically arranged on two sides of the middle shaft (1), and the idler wheels (2) are rotatably connected with the wheel shafts (3).

8. The guide pulley of a roller assembly for a sunshade of a vehicle as claimed in claim 1, wherein: the plastic strip (10) is arranged in the sliding rail (4) relative to the bottom of the roller (2), and the bottom of the roller (2) is in contact with the plastic strip (10).