CN211008152U

CN211008152U - Tensioner for frameless glass lifter of automobile door

Info

Publication number: CN211008152U
Application number: CN201921626772.0U
Authority: CN
Inventors: 付强熙; 任会芳; 张寅俊; 陈超; 曹超; 林敏�; 郝志强; 徐志刚; 袁艳玮
Original assignee: Inteva Automobile Parts Zhenjiang Co ltd
Current assignee: Inteva Automobile Parts Zhenjiang Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-07-14
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a tensioning ware for car door frameless glass-frame riser, the surface of the tensioning body one is equipped with the helicoid on upper portion, be equipped with the boss in the bottom, the tensioning body one is located to the spring set, a spring lower extreme supports with the boss upper surface and closes, the internal surface that supports the protecting crust is equipped with the helical groove who matches with the helicoid on upper portion, be equipped with the vertical guide slot that matches with the boss below the helical groove, the tensioning body one, pack into after the spring assembly and support in the protecting crust, the helicoid forms the spiral pair with the cooperation of helical groove, in the vertical guide slot of boss embedding, an upper end of spring is fixed with the inside upper limit of supporting the protecting crust. The utility model realizes the one-way stretching instantaneous tensioning of the tensioning device by the axial movement of the boss of the tensioning body I along the vertical guide groove of the supporting protective shell and the spiral fit of the spiral surface of the tensioning body I and the spiral groove of the supporting protective shell, thus completing the instantaneous opening of the automobile door glass; the tensioner is high in integration degree, flexible in adjustment, flexible in installation mode and installation position and small in occupied space.

Description

Tensioner for frameless glass lifter of automobile door

Technical Field

The utility model relates to a tensioning ware, especially a tensioning ware that is used for car door double rail frameless glass-frame riser ware.

Background

Compared with the installation form of the framed glass of the automobile door, the corresponding guide groove and the limiting groove of the frameless glass are provided by other parts of the automobile body, the matching precision of the frameless glass is mainly adjusted by the assembling process, the requirement on the installation precision is higher, in the opening process of the door, if the glass is positioned at the top dead center, the door switch is touched, due to the characteristics of a conventional tensioner, the frameless glass needs to fall back, compress and extend, the improper delay of the opening of the door is caused, the pressure of the glass caused by the opening of the door can also influence the curvature and the rigidity of the glass, further the rising, the falling smoothness and the closing reliability of the glass are influenced, the utilization rate and the appearance are negatively influenced, and the comfort of operators is influenced. Therefore, the problem of opening delay of the frameless glass door is urgently solved.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in view of the above problems, it is an object of the present invention to provide a tensioner for a dual-rail frameless window regulator of an automobile door, which solves the problem of delayed door opening.

The technical scheme is as follows: the utility model provides a tensioning ware for car door frameless glass-frame riser, is including supporting protective housing, the tensioning body one, spring one, the surface of the tensioning body one be equipped with the helicoid on upper portion, be equipped with the boss in the bottom, the spring set is located tensioning body one, a spring lower extreme with boss upper surface supports to close, the internal surface that supports the protective housing be equipped with on upper portion with the spiral groove that the helicoid matches the spiral groove below be equipped with the vertical guide slot that the boss matches, pack into after tensioning body one, the assembly of spring in supporting the protective housing, the helicoid with the spiral groove cooperation forms the spiral pair, the boss embedding in the vertical guide slot, a spring upper end with it is inside upper limit fixed to support the protective housing.

The tensioning body I, the spring I and the upper cushion block are assembled and then installed in the supporting protective shell, the spiral surface is matched with the spiral groove to form a spiral pair, the boss is embedded into the vertical guide groove, and the upper cushion block is fixed with the supporting protective shell in an upper limiting mode. The upper cushion block provides a fixed supporting surface for the upper end of the spring.

Further, still include tensioning body two, spring two, follow on two upper portions of tensioning body a afterbody inserts in its inner chamber, the spring two is established tensioning body two, two upper ends of spring with boss lower surface is to closing, the lower extreme with tensioning body two is fixed, loading after the assembly of tensioning body one, spring one, tensioning body two, spring two in the support protective housing.

Preferably, the tension device further comprises a lower cushion block, the lower cushion block is sleeved on the tensioning body II, the upper end of the spring II is fixed to the lower cushion block, the lower cushion block abuts against the lower surface of the boss, and the tensioning body I, the spring I, the tensioning body II, the spring II and the lower cushion block are assembled and then installed in the support protective shell. The lower cushion block provides a fixed supporting surface for the upper end of the second spring.

Preferably, the outer surface of the tensioning body II is provided with a caliper, and the lower end of the spring II is fixed with the caliper. The calipers prevent the second spring from generating circumferential movement and distortion.

Preferably, the lower end of the tensioning body II is provided with a bottom platform, and the lower end of the spring II is abutted to the upper surface of the bottom platform. The bottom platform provides a fixed supporting surface for the lower ends of the springs.

The best, still include auxiliary spring, baffle, set up on the support protective housing width with the slot that baffle thickness matches, the baffle is followed the slot inserts in the support protective housing, pack into after the assembly of tensioning body one, spring one, tensioning body two, spring two in the support protective housing, the auxiliary spring upper end with the baffle is fixed, the lower extreme with tensioning body two is fixed. The components are connected and fastened into an integration through the auxiliary spring and the baffle, the tensioner is easy to store and take, the auxiliary spring and the baffle effectively avoid the situation that when the tensioner assembly is not used, the adjustment of the first spring and the second spring caused by twisting or the movement of the main body of the tensioner shakes, and the auxiliary spring and the baffle do not work on the use state of the tensioner.

Preferably, the upper end surface and the lower end surface of the baffle are provided with positioning grooves, the upper end of the auxiliary spring is positioned in the positioning grooves for limiting, and the lower end of the slot is abutted to the positioning grooves. Through the constant head tank on the lower terminal surface and slot lower extreme butt joint increase frictional force, prevent baffle roll-off from the slot, make the auxiliary spring be in wherein spacing through the constant head tank on the up end.

Preferably, the baffle is a flexible plate, the slot is arranged on the supporting protective shell in a group at a relative position, and after the first tensioning body, the first spring, the second tensioning body and the second spring are arranged in the supporting protective shell, the part of the baffle in the supporting protective shell is in a convex arc shape. Has the advantages that: compared with the prior art, the utility model has the advantages that: the boss of the tensioning body I axially moves along the vertical guide groove of the supporting protective shell, the spiral surface of the tensioning body I is in spiral fit with the spiral groove of the supporting protective shell, one-way movability is formed, one-way stretching of the tensioner is achieved, the tensioner is prevented from being compressed, descending limiting is achieved, instantaneous stretching and tensioning of the tensioner are achieved, and instantaneous opening of the automobile door glass is achieved; the tensioner is high in integration degree and flexible in adjustment, can be installed on a guide rail and a motor base plate of a lifter and connected in series on a steel wire rope as required, and is flexible in installation mode and installation position and small in occupied space.

Drawings

FIG. 1 is an overall view of the tensioner of the present invention;

FIG. 2 is a separate exploded view of the support shield of FIG. 1;

FIG. 3 is a schematic view of a support shield structure;

FIG. 4 is an exploded and partially sectioned view of FIG. 2;

FIG. 5 is a schematic view of a baffle structure;

fig. 6 is a view showing a state of use of the shutter.

Detailed Description

The invention will be further elucidated with reference to the drawings and the specific embodiments. These examples are provided only for illustrating the present invention and are not intended to limit the scope of the present invention.

A tensioner for a frameless glass lifter of an automobile door is shown in figures 1-5 and comprises a supporting protective shell 1, a tensioning body I2, a spring I3, an upper cushion block 4, a tensioning body II 5, a spring II 6, a lower cushion block 7, an auxiliary spring 8 and a baffle plate 9.

The outer surface of the tensioning body 2 is provided with a spiral surface 21 on the upper portion, the bottom is provided with a boss 22, the tensioning body 2 is arranged in a sleeved mode through the spring 3, the spring is located between the upper surfaces of the spiral surface 21 and the boss 22, the boss provides a fixed supporting surface for the lower end of the spring, the lower end of the spring 3 is abutted to the upper surface of the boss 22, the tensioning body 2 is arranged in a sleeved mode through the upper cushion block 4, the upper cushion block provides a fixed supporting surface for the upper end of the spring, and the upper end of the spring 3 is fixed to the upper cushion block 4. The first tension body 2 is provided with an inner cavity 23 from the tail part inwards.

The upper portion of the second tensioning body 5 is inserted into the inner cavity 23, the lower end of the second tensioning body 5 is provided with a bottom platform 52, the outer surface of the second tensioning body 5 is provided with a caliper 51 above the bottom platform 52, the second tensioning body 5 is sleeved with a second spring 6 and is located between the lower surfaces of the bottom platform 52 and the boss 22, the bottom platform provides a fixed supporting surface for the lower end of the second spring, the lower end of the second spring 6 is abutted to the upper surface of the bottom platform 52 and is fixed to the caliper 51, the caliper prevents the second spring from circumferential movement and twisting, the second tensioning body 5 is sleeved with a lower cushion block 7, the lower cushion block provides a fixed supporting surface for the upper end of the second spring, the upper end of the second spring is fixed to the lower cushion block 7, and the lower. The first tensioning body and the second tensioning body are flexibly connected through the second spring.

The inner surface of the supporting protective shell 1 is provided with a spiral groove 11 matched with the spiral surface 21 at the upper part, and a vertical guide groove 12 matched with a boss 22 is arranged below the spiral groove 11. The tensioning body 2, the spring 3, go up the cushion 4, the tensioning body two 5, the spring two 6, pack into after the lower cushion 7 assembly and support the protecting crust 1 in, helicoid 21 forms the spiral pair with the cooperation of spiral groove 11, during boss 22 embedding vertical guide slot 12, can set up the step on the internal surface that supports protecting crust 1 and support the cushion fixed or utilize vertical guide slot 12 upper surface and last cushion to support to close, then go up the cushion and support the inside upper limit of protecting crust and fix, and then go up spacing to spring one. Support and offer the slot 13 that width and baffle 9 thickness match corresponding to the position of spring two on the protective case 1, baffle 9 inserts from slot 13 and supports protective case 1 in, V-arrangement constant head tank 91 has been seted up on baffle 9 up end and the lower terminal surface, through constant head tank 91 and the increase frictional force of slot 13 lower extreme counterbalance on the lower terminal surface, prevent that the baffle from roll-off from the slot, auxiliary spring 8 upper end is fixed with baffle 9, it is wherein spacing to make auxiliary spring be in through constant head tank 91 on the up end, auxiliary spring 8 lower extreme encircles in tensioning body two 5 rather than fixed from bottom platform 52 below, auxiliary spring sets up in supporting the protective case, outer homoenergetic.

The baffle 9 can be made of flexible plate materials, the slots 13 on the supporting protective shell 1 are arranged in a group in opposite positions, the baffle 9 is firstly inserted into the supporting protective shell 1 from one slot 13 and then penetrates out of one opposite slot 13, the two side parts of the baffle 9 are extended double wings shown in the attached drawing 2, then the tension body I2, the spring I3, the upper cushion block 4, the tension body II 5, the spring II 6 and the lower cushion block 7 are assembled and then are arranged in the supporting protective shell 1, the part of the baffle 9 in the supporting protective shell 1 is outwards pushed and expanded, and the cross section of the baffle 9 is in a convex arc shape shown in the attached drawing 6 and surrounds one part of the outer side of the spring II 6.

Through above structure, assemble each part into the tensioning ware assembly as shown in figure 1, tensioning ware assembly at this moment is unused state, connect fastening into the wholeization through auxiliary spring and baffle with each part, easily tensioning ware is preserved and is taken, when auxiliary spring and baffle have effectively avoided tensioning ware assembly not using, spring one, spring two are because of the regulation of distortion or tensioning ware main part motion leads to rock, auxiliary spring and baffle are to tensioning ware user state inoperative, if do not install auxiliary spring and baffle, only accomplish the assembly with other parts and can be used for installing with the riser and use.

Install the tensioning ware assembly that fig. 1 shows in the riser after, auxiliary spring and baffle can be taken out, tensioning body two receives when ascending thrust, the boss of tensioning body one moves along the vertical guide slot axial of supporting the protective case, the helicoid of tensioning body one realizes screw fit with the spiral groove who supports the protective case, thereby with tensioning body one, the straight line that tensioning body two atress were carried out in advance is stretched upward or the descending motion is converted into rotary motion, as the helicoid of tensioning body one shown in fig. 1 soon, straight line descending motion is converted into anticlockwise rotary motion, at this moment, the boss of tensioning body one hinders anticlockwise rotation with the vertical guide slot who supports the protective case, only allow clockwise rotation, namely restriction tensioning ware can only unidirectional motion, prevent the tensioning ware compression, thereby realize descending spacing, make tensioning ware realize instantaneous tensile tensioning, accomplish automobile door glass instantaneous opening.

The first spring on the tensioning body provides the main adjusting range of the tensioner, the length difference between the supporting protective shell and the installation initial position formed by the first tensioning body and the second tensioning body is larger than the required adjustable distance, the internal structure of the tensioner assembly is guaranteed to be always positioned in the supporting protective shell, and the whole-course protection is realized. According to the use requirements of a tensioner product, on the premise that the boss of the tensioning body I axially moves along the vertical guide groove of the supporting protective shell and the spiral surface of the tensioning body I is in spiral fit with the spiral groove of the supporting protective shell, the tensioning body II, the spring II, the lower cushion block, the auxiliary spring and the baffle are not used, and the one-way movement of the tensioner is realized only by the cooperation of the tensioning body I, the spring I and the upper cushion block with the supporting protective shell; similarly, the number of the tensioning bodies and the corresponding springs and cushion blocks can be increased between the tensioning body I and the tensioning body II shown in the attached drawing 2, the adjusting range of the tensioner can be flexibly adjusted according to the use requirement, and real-time change is realized.

The utility model discloses tensioning ware through one-way movable nature, realizes tensioning ware unidirectional stretching, and the problem that automobile door glass can not in time be opened, open the time delay improper is fully solved, and this tensioning ware degree of concentration is high, adjusts in a flexible way, can install on the guide rail of riser, motor bedplate and establish ties on wire rope as required, and mounting means, mounted position are nimble, and occupation space is little.

Claims

1. A tensioner for an automotive door frameless glass lifter, characterized by: comprises a supporting protective shell (1), a tension body I (2) and a spring I (3), the outer surface of the tension body I (2) is provided with a spiral surface (21) at the upper part and a lug boss (22) at the bottom part, the first spring (3) is sleeved on the first tensioning body (2), the lower end of the first spring (3) is abutted with the upper surface of the boss (22), the inner surface of the supporting protective shell (1) is provided with a spiral groove (11) matched with the spiral surface (21) at the upper part, a vertical guide groove (12) matched with the boss (22) is arranged below the spiral groove (11), the tension body I (2) and the spring I (3) are assembled and then are arranged in the supporting protective shell (1), the spiral surface (21) and the spiral groove (11) are matched to form a spiral pair, the boss (22) is embedded into the vertical guide groove (12), and the upper end of the first spring (3) is limited and fixed in the supporting protective shell (1).

2. A tensioner for an automotive door frameless glass lifter according to claim 1, wherein: still include last cushion (4), it locates to go up cushion (4) cover the tensioning body (2), spring (3) upper end with it is fixed to go up cushion (4), pack into after the tensioning body (2), spring (3), the assembly of last cushion (4) support in armor (1), helicoid (21) with spiral groove (11) cooperation forms the spiral pair, boss (22) embedding in vertical guide slot (12), go up cushion (4) with it is fixed to support the inside spacing of armor (1).

3. A tensioner for an automotive door frameless glass lifter according to claim 1, wherein: still include tensioning body two (5), spring two (6), tensioning body two (5) upper portions are followed tensioning body (2) afterbody inserts in its inner chamber (23), spring two (6) cover is located tensioning body two (5), spring two (6) upper end with boss (22) lower surface is to closing, the lower extreme with tensioning body two (5) are fixed, loading into after tensioning body (2), spring one (3), tensioning body two (5), spring two (6) assembly support in the protective housing (1).

4. A tensioner for an automotive door frameless glass lifter according to claim 3, wherein: the tensioning device is characterized by further comprising a lower cushion block (7), the tensioning body II (5) is sleeved with the lower cushion block (7), the upper end of the spring II (6) is fixed to the lower cushion block (7), the lower cushion block (7) is abutted to the lower surface of the boss (22), and the tensioning body I (2), the spring I (3), the tensioning body II (5), the spring II (6) and the lower cushion block (7) are assembled and then installed in the supporting protective shell (1).

5. A tensioner for an automotive door frameless glass lifter according to claim 3, wherein: the surface of the tensioning body II (5) is provided with calipers (51), and the lower end of the spring II (6) is fixed with the calipers (51).

6. A tensioner for an automotive door frameless glass lifter according to claim 3, wherein: the lower end of the tensioning body II (5) is provided with a bottom platform (52), and the lower end of the spring II (6) is abutted to the upper surface of the bottom platform (52).

7. A tensioner for an automotive door frameless glass lifter according to claim 3, wherein: still include auxiliary spring (8), baffle (9), support set up on protective case (1) the width with slot (13) that baffle (9) thickness matches, baffle (9) are followed slot (13) insert support in protective case (1), pack into after the assembly of tensioning body (2), spring (3), tensioning body two (5), spring two (6) support in the protective case (1), auxiliary spring (8) upper end with baffle (9) are fixed, the lower extreme with tensioning body two (5) are fixed.

8. A tensioner for an automotive door frameless glass lifter according to claim 7, wherein: the baffle (9) up end and have seted up constant head tank (91) down on the terminal surface, secondary spring (8) upper end is in spacing in constant head tank (91), slot (13) lower extreme with constant head tank (91) are to closing.

9. A tensioner for an automotive door frameless glass lifter according to claim 7, wherein: baffle (9) are flexible plate, slot (13) are in set up a set ofly with relative position on supporting protective case (1) tensioning body (2), spring (3), tensioning body two (5), spring two (6) are packed into back in supporting protective case (1), baffle (9) are in support the part in protective case (1) is convex arc.