CN220742674U - Roof glass with sun-shading cloth - Google Patents

Abstract

The utility model provides a roof glass that possesses sun visor cloth, includes glass (1), frame subassembly (2), drive assembly (3), and its technical essential is: the frame assembly (2) comprises a pair of slide rails (21) which are arranged in the same direction and rigidly fixed at the bottom of the glass (1), a pull rod (22) which slides along the slide rails (21), a rear cross beam (23) which is fixed between the slide rails (21), and a fixing seat (24) which is rigidly fixed at the bottom of the glass (1) through screws. The problems of high operation noise and complex process caused by multiple parts are solved. It has the advantages of compact structure, convenient use, etc.

Description

Roof glass with sun-shading cloth

Technical Field

The utility model relates to an automobile skylight device, in particular to a roof glass with sun-shading cloth.

Background

The existing electric sun-shading curtain of the common automobile is opened and retracted by means of a coil spring or a spring mechanism on a flexible shaft and a roller shutter pipe driven by a motor. When the sunshade curtain is opened, the motor drives the flexible shaft to expand the curtain, the coil spring or the spring generates elastic deformation along with the curtain, and the sunshade curtain is retracted by utilizing the elastic force of the coil spring or the spring. In the technical scheme, the flexible shaft transmission mechanism has large contact area with the shell, and larger noise is generated by friction during operation. In addition, because the parts are more, the assembly process is complex, the cost is high, the service life of the spring is limited, the driving mechanism is lagged, and finally the normal operation is difficult.

Disclosure of Invention

The utility model aims to provide the roof glass with the sun-shading cloth, which fundamentally solves the problems and has the advantages of compact structure, convenient use and the like.

In order to achieve the above purpose, the present utility model provides the following technical solutions: this roof glass that possesses sun visor cloth, including glass, frame component, drive assembly, its technical essential is: the frame assembly comprises a pair of slide rails which are arranged in the same direction and rigidly fixed at the bottom of the glass, a pull rod which slides along the slide rails, a rear cross beam which is fixed between the slide rails, and a fixed seat which is rigidly fixed at the bottom of the glass through screws;

the driving assembly comprises a motor rigidly fixed on one side of the fixing seat, a pair of pivotable wire rotating wheels which are driven by a motor output shaft of the motor and are sleeved on guide wheel columns of the fixing seat, a pair of front pulleys rigidly fixed on the front end parts of corresponding side sliding rails, a pair of rear pulleys rigidly fixed on rear pulley mounting holes of the corresponding side fixing seat, a traction rope used for connecting the wire rotating wheels and the front pulleys, a sunshade curtain rotating shaft which is arranged between the pair of wire rotating wheels and rotates synchronously with the wire rotating wheels, curtain cloth wound on the sunshade curtain rotating shaft, and springs arranged in the pull rods;

the wire rotating wheel is of a reduced diameter frustum-shaped structure which is arranged from inside to outside, the outer wall of the wire rotating wheel is provided with a plurality of wire winding grooves, and the traction ropes are wound on the wire rotating wheel in sequence from inside to outside;

the motor output shaft is directly and rigidly coupled with the wire rotating wheels, a pair of wire rotating wheels are rigidly arranged at two ends of the sunshade curtain rotating shaft, are coupled into an integrated structure, and are pivotably arranged between guide wheel columns of the ground fixing seat; a wire guide post with a central axis parallel to the rotating shaft of the wire rotating wheel and the length greater than or equal to the width of the wire rotating wheel is arranged on the inner side of the fixed seat;

the motor output shaft penetrates through the fixed seat and is directly and rigidly coupled with the wire rotating wheel;

one end of the traction rope is rigidly fixed on the wire rotating wheel, and can be wound and unwound along with forward and reverse rotation of the wire rotating wheel, and the other end of the traction rope extends to a front pulley at the front end of the sliding rail along the sliding rail under the guiding action of the wire guide post and is then guided to a spring of a guide block limited in the pull rod by a clamping groove on the sliding block.

Further, the slide rail comprises a first bulge and a second bulge which are in contact fit with the bottom surface of the glass and are arranged along the length direction at intervals, an inverted T-shaped bottom structure, and a first chute and a second chute which are arranged on two sides of the bottom structure in the same direction, wherein a second concave cavity which is concave upwards is arranged on the second chute, so that the slide block is in sliding fit in the second chute in a transverse and vertical limited mode.

The utility model has the beneficial effects that: on the whole technical scheme, through the fixing base outside that is located the slide rail rear end with motor rigidity direct fixation wherein one side to with changeing the line wheel synchronous fit on the motor output shaft of motor, by the action of motor drive change line wheel and then drive haulage rope. The motor is tightly connected with the rotating shaft of the sunshade curtain, so that the transverse installation space of the skylight is effectively saved, and the visual area of the skylight is increased. The traction rope replaces the existing flexible shaft transmission structure, so that friction abnormal sound in the running process is effectively reduced. The number of parts is reduced, the assembly process is optimized, and the quality control of the parts is easy. When the automobile skylight is used as an assembly structure, the sliding rail can be directly fixed at the bottom of the glass, so that the assembly cost is effectively saved, and the automobile skylight is light.

In a specific structure, the motor is directly fixed at one end of the sunshade rotating shaft through the fixing seat, and the motor output shaft is directly matched with the sunshade rotating shaft synchronously without gear transmission.

The fixed seat is provided with the wire pole with the center shaft parallel to the rotating shaft of the wire rotating wheel and the length larger than the width of the wire rotating wheel, and the tightening and the guiding of the traction rope are realized in a sliding fit mode, so that the integrated forming in the manufacturing process is facilitated, and the number of parts is reduced on the premise of avoiding the abrasion between the inner wall of the pulley and the rotating shaft in the long-term use process.

The sliding blocks at the left end and the right end of the pull rod are respectively provided with a limiting spring, the sliding blocks are respectively connected with the zipper at the corresponding side, and the other end of the traction rope is stretched in an elastic guiding traction mode.

Drawings

Fig. 1 is a schematic exploded view of the present utility model.

Fig. 2 is a schematic bottom view of the present utility model.

Fig. 2a is a schematic cross-sectional view of fig. 2 along line A-A.

Fig. 2B is a schematic view of a part of the enlarged structure of the portion B in fig. 2.

Fig. 2C is a schematic cross-sectional view of fig. 2b along line C-C.

Fig. 3 is a schematic top view of the present utility model.

Fig. 3a is a schematic view of a partial enlarged structure of the portion D in fig. 3.

Fig. 4 is a schematic diagram of an isometric side view of the present utility model.

Fig. 4a is a schematic view of a partial enlarged structure of the portion E in fig. 4.

Fig. 4b is a schematic view of a partial enlarged structure of the F portion in fig. 4.

Detailed Description

The following describes the details of the present utility model in detail through specific embodiments with reference to fig. 1 to 4. As shown in fig. 1 and 2, the roof glass with a sunshade cloth integrally includes a glass 1, a frame assembly 2, and a driving assembly 3.

The frame assembly 2 includes a pair of co-axially disposed slide rails 21 fixed to the bottom of the glass 1 by screws (not shown), the amount of which depends on the length and rigidity of the slide rails 21, eight screws are used in this embodiment), a pull rod 22 sliding along the slide rails 21, a rear cross member 23 fixed between the slide rails 21, and a fixing base 24 rigidly fixed to the bottom of the glass 1 by screws (not shown). As shown in fig. 2, the inner side of the fixing base 24 is provided with a wire post 241 for guiding the lower half of the traction rope 36 to be smooth.

The pull rod 22 is of a hollow structure, a pair of sliding blocks 221 which are arranged in a mirror image manner are arranged at the left end and the right end of the pull rod in an insertable manner, the part of the sliding blocks 221 inserted into the pull rod 22 adopts an insertion block 2213 structure with a plurality of concave structures, and the pull rod is not of a full-flat surface design, so that the rigidity of a workpiece can be improved, the friction force during insertion is reduced, and the pull rod is convenient to install. The outer side of the sliding block 221 adopts a guiding block 2212 matched with the second sliding groove 215 of the sliding rail 21, and the guiding block 2212 adopts a structure with four corners protruding and the middle part recessed. Meanwhile, the middle part of the insertion block 2213 of the sliding block 221 and the middle part of the guide block 2212 are also provided with a clamping groove 2211 for limiting the spring 32 and guiding the communication of the traction rope 36, the inner side end of the spring 32 is connected with the inner side end of the sliding block 221, the tail end of the traction rope 36 is mounted on the outer side end of the spring 32, and is connected to the front pulley 33 under the guidance of the clamping groove 2211. As shown in fig. 2a and 4b, the guide block 2212 of the slider 221 can slide along the length direction of the slide rail 21 and is limited in the second slide groove 215 of the slide rail 21. The motor 31 is rigidly fixed to the outer side of the slider 221 by screws (not labeled in the drawing) located in the motor mounting holes 244.

As shown in fig. 2a, the sliding rail 21 is provided with a first protrusion 211 and a second protrusion 212 along the length direction, and a first concave cavity 213 is provided between the first protrusion 211 and the second protrusion 212.

The slide rail 21 is provided with a first slide groove 214 and a second slide groove 215 along the length direction, and a second cavity 2151 is arranged on the upper side of the second slide groove 215.

As shown in fig. 1, 2b, 2c, 3a, and 4a, the driving unit 3 includes a motor 31 rigidly fixed to one of the side holders 24 (left side in this embodiment), a pair of pivoting pulleys 35 rotatably fitted around guide posts 242 of the holder 24 and driven by motor output shafts 311 of the motor 31, a pair of front pulleys 33 rigidly fixed to front end portions of the respective side rails 21, a pair of rear pulleys 37 rigidly fixed to rear pulley mounting holes 245 of the respective side holders 24, a traction rope 36 for engaging the pulleys 35 and the front pulleys 33, a shade rotating shaft 341 mounted between the pair of pulleys 35 and rotating in synchronization with the pulleys 35, a shade 34 wound around the shade rotating shaft 341, and springs 32. The motor output shaft 311 is directly and rigidly coupled to the rotating wheels 35, and a pair of rotating wheels 35 are rigidly disposed at both ends of the shade rotating shaft 341, coupled as an integral structure, and pivotally disposed between the guide rollers 242 of the ground fixing base 24. The motor output shaft 311 penetrates through the fixing seat 24 and is directly and rigidly coupled with the wire rotating wheel 35. One end of the traction rope 36 is rigidly fixed on the wire rotating wheel 35, and the traction rope 36 can be wound and unwound along with the forward and reverse rotation of the wire rotating wheel 35, the other end of the traction rope 36 extends to the front pulley 33 at the front end of the sliding rail 21 along the first sliding groove 214 of the sliding rail 21 under the guiding action of the wire guide post 241, and then is guided to the spring 32 of the guide block 2212 limited in the pull rod 22 by the clamping groove 2211 on the sliding block 221, and two ends of the spring 32 are respectively connected with the traction rope 36 of the sliding block 221 box.

As shown in fig. 4 and 4a, one end of the curtain 34 is rigidly fixed on the rotating shaft 341 of the sunshade curtain, the other end is fixed on the pull rod 22, and the pull rod 22 can slide along the length direction of the slide rail 21 under the supporting action of the slide blocks 221 at both sides.

The sunshade curtain is opened:

as shown in fig. 4 and 4a, when the motor 31 rotates forward (in the illustrated direction), the shade shaft 341 gradually winds the shade 34 around the shade shaft 341, and the shade 34 slides along the slide rail 21 toward the shade shaft 341 with the pull rod 22.

Simultaneously, the wire rotating wheel 35 synchronously rotates to gradually release the traction rope 36 on the wire rotating wheel 35, and the traction rope 36 is guided to the sliding block 221 through the front pulley 33 at the front end of the sliding rail 21 to be matched with the backward movement of the sliding block 221.

The sunshade curtain is closed:

the motor 31 is reversed (reverse direction of fig. 4 a), the wire-turning wheel 35 rolls up the traction rope 36, and the curtain 34 pulls the pull rod 22 to slide forwards along the slide rail 21; simultaneously the reels rotate synchronously, releasing the curtain 34.

In the whole movement process, the traction rope 36 is pre-tensioned by the motor 31 in the sliding block 221, so that the curtain cloth 34 is always in a tensed state and kept flat.

Reference numerals illustrate:

1. glass;

2. the frame assembly, the 21 sliding rail, the 211 first bulge, the 212 second bulge, the 213 first concave cavity, the 214 first sliding groove, the 215 second sliding groove, the 2151 second concave cavity, the 22 pull rod, the 221 sliding block, the 2211 clamping groove, the 2212 guide block, the 2213 insertion block, the 23 rear cross beam, the 24 fixing seat, the 241 wire pole, the 242 guide wheel pole, the 243 shaft hole, the 244 motor mounting hole and the 245 rear pulley mounting hole;

3. the sun-shading curtain comprises a driving component, a 31 motor, a 311 motor output shaft, a 32 spring, a 33 front pulley, a 34 curtain cloth, a 341 sun-shading curtain rotating shaft, a 35 wire rotating wheel, a 36 traction rope and a 37 rear pulley.

Claims (1)

1. The utility model provides a roof glass that possesses sun visor cloth, includes glass (1), frame subassembly (2), drive assembly (3), its characterized in that: the frame assembly (2) comprises a pair of slide rails (21) which are arranged in the same direction and rigidly fixed at the bottom of the glass (1), a pull rod (22) which slides along the slide rails (21), a rear cross beam (23) which is fixed between the slide rails (21), and a fixing seat (24) which is rigidly fixed at the bottom of the glass (1) through screws;

the driving assembly (3) comprises a motor (31) rigidly fixed on one side fixing seat (24), a pair of pivotable rotating wheels (35) which are driven by a motor output shaft (311) of the motor (31) and are sleeved on guide wheel columns (242) of the fixing seat (24), a pair of front pulleys (33) rigidly fixed on the front end parts of corresponding side sliding rails (21), a pair of rear pulleys (37) rigidly fixed on rear pulley mounting holes (245) of the corresponding side fixing seats (24), a traction rope (36) for connecting the rotating wheels (35) and the front pulleys (33), a sun-shading curtain rotating shaft (341) which is arranged between the pair of rotating wheels (35) and rotates synchronously with the rotating wheels (35), a curtain cloth (34) wound on the sun-shading curtain rotating shaft (341) and a spring (32) arranged in the pull rod (22);

the wire rotating wheel (35) is of a reduced diameter frustum-shaped structure from inside to outside, the outer wall of the wire rotating wheel is provided with a plurality of wire winding grooves, and the traction rope (36) is wound on the wire rotating wheel (35) from inside to outside in sequence;

the sliding rail (21) comprises a first protrusion (211) and a second protrusion (212) which are in contact fit with the bottom surface of the glass (1) along the length direction at intervals, an inverted T-shaped bottom structure, a first sliding groove (214) and a second sliding groove (215) which are arranged on two sides of the bottom structure in the same direction, wherein a concave second cavity (2151) is formed in the second sliding groove (215), and accordingly the sliding block (221) is in sliding fit in the second sliding groove (215) in a transverse and vertical limited mode.