Anti-pinch glass lifter motor for automobile window

Abstract

The utility model relates to the technical field of lifter motors, and discloses an anti-pinch glass lifter motor for an automobile window, which comprises a motor body, the output end of the motor body is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a gear, and a waterproof assembly is arranged between the rotating shaft and the motor body; the waterproof assembly comprises a baffle plate, the outer wall of the baffle plate is fixedly connected to one side of the motor body, a stator is fixedly connected in the baffle plate, a sealing assembly is arranged between the stator and the baffle plate, and the rotating shaft is arranged in the stator in a penetrating manner. According to the utility model, the stator and the baffle plate are sealed through the sealing ring I, and the cavity is formed between the rotor and the stator, so that external rainwater and dust are discharged from the through hole II through the cavity, and the effects of sealing, water prevention and automatic impurity discharge are achieved; the problem that dust easily enters the motor to cause damage when dust exists outdoors or rains when the lifter motor is used is solved, and the sealing performance of the lifter motor is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of lifter motor, especially relates to a kind of anti-pinch glass lifter motor for automobile window. BACKGROUND

[0002] With the continuous development of automobile industry, the window lifter system has become an indispensable part of modern car, and the motor as the driving core plays a key role in the process of glass lifting. Especially in the glass lifter with anti-pinch function, the motor not only has stable power output performance, but also has high safety and reliability to prevent passengers from being injured and ensure the stability of long-term operation of the equipment. Therefore, a glass lifter motor with reasonable structure, good sealing and easy installation has become an important direction to improve the quality of the whole vehicle and user experience.

[0003] The existing anti-pinch glass lifter motor usually adopts the structure of direct current driving motor combined with transmission gear, and the up and down movement of the window glass is realized by mechanical transmission. The motor output shaft is connected with the gear or spiral screw rod, and the driving mechanism is fixedly installed in the door. The monitoring and feedback of the anti-pinch function are realized through the sensing system. In order to ensure that the motor has good durability in long-term work, a sealing structure is usually used to prevent external environment from interfering with the internal parts of the motor, and the motor is fixed in the door by mechanical fastening.

[0004] However, in the prior art, when the motor structure is used in outdoor environment, especially in rainy or dusty conditions, external rainwater or dust still penetrates into the motor through the gap, causing the motor parts to be damp, worn or even damaged, affecting the service life of the whole machine. The existing sealing structure cannot effectively discharge the impurities that have entered, lacks targeted drainage and dust removal mechanism, thereby reducing the sealing and reliability of the motor and limiting its adaptability in complex environment. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides an anti-pinch glass lifter motor for automobile window, which aims to improve the problem that the lifter motor is easily damaged when dust or rain enters the motor in outdoor use.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-pinch glass lifter motor for automobile window, comprising a motor body, the output end of the motor body is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a gear, and a waterproof assembly is arranged between the rotating shaft and the motor body.

[0007] The waterproof assembly includes a baffle, the baffle outer wall is fixedly connected on one side of the motor body, the baffle inner portion is fixedly connected with a stator, a sealing assembly is arranged between the stator and the baffle, the rotating shaft is arranged in the stator inner portion, the stator inner portion is rotatably connected with a rotor, a limiting assembly is arranged between the rotor and the stator, a sealing ring three is arranged between the rotor and the stator, the rotor inner wall is fixedly connected with a sealing ring two, the sealing ring two is attached to the rotating shaft outer wall, and the stator inner portion is provided with a through hole two and a through hole one.

[0008] As a further description of the above technical solution:

[0009] The sealing assembly includes a sealing ring one, the sealing ring one outer wall is fixedly connected on the stator outer wall, and the sealing ring one is attached to the baffle inner wall.

[0010] As a further description of the above technical solution:

[0011] The limiting assembly includes a convex ring, the convex ring inner wall is fixedly connected on the stator outer wall, and the convex ring is embedded with the rotor.

[0012] As a further description of the above technical solution:

[0013] The motor body inner portion is provided with a connecting pin, and the connecting pin outer wall is fixedly connected with a limiting ring.

[0014] As a further description of the above technical solution:

[0015] The connecting pin inner portion is screw-connected with a bolt, and the bolt one end is fixedly connected with a knob.

[0016] As a further description of the above technical solution:

[0017] The bolt other end is fixedly connected with a tapered column, and the tapered column is slidingly connected in the connecting pin inner portion.

[0018] As a further description of the above technical solution:

[0019] The connecting pin inner portion is slidingly connected with a steel ball, and the steel ball outer wall is attached to the tapered column outer wall.

[0020] The utility model has the advantages of the following:

[0021] 1、the utility model discloses, first, the stator is sealed with the baffle between through sealing ring one, and the stator one end is embedded in the rotor through the convex ring, and there is a cavity between the rotor and the stator, so that the rainwater dust of outside is discharged from the through hole two in the cavity, reaches the effect of sealing waterproof and automatic discharge of impurities, solves the problem that the elevator motor is damaged when the dust or rain is easy to enter the motor inside when using outdoors, improves the sealing property of elevator motor.

[0022] 2. The utility model discloses, connecting pin is limited through the limit ring in the motor body, then through knob drive bolt rotation, bolt drive taper column extends into the connecting pin, then the taper column outer wall contact steel ball makes steel ball extrude connecting pin and embeds in the car door inside, reached the effect of convenient installation motor, solved the traditional elevator motor installation, need through the tool rotation bolt more complicated problem, improved the convenience of elevator motor. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A three-dimensional view of a glass anti-pinch elevator motor for an automobile window is provided for the utility model;

[0024] Figure 2 A baffle internal structure diagram of a glass anti-pinch elevator motor for an automobile window is provided for the utility model;

[0025] Figure 3 A rotor internal structure diagram of a glass anti-pinch elevator motor for an automobile window is provided for the utility model;

[0026] Figure 4 A connecting pin internal structure diagram of a glass anti-pinch elevator motor for an automobile window is provided for the utility model.

[0027] Legend:

[0028] 1, motor body, 2, rotating shaft, 3, gear, 4, baffle, 5, rotor, 6, stator, 7, sealing ring one, 8, through hole one, 9, through hole two, 10, convex ring, 11, sealing ring two, 12, sealing ring three, 13, connecting pin, 14, knob, 15, taper column, 16, steel ball, 17, limit ring, 18, bolt. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0030] Reference Figures 1-3The utility model provides an embodiment: a kind of for the anti-pinch glass lifter motor of car window, including motor body 1, motor body 1 output end is fixedly connected with rotating shaft 2, rotating shaft 2 is used to transmit the power generated by motor body 1 to gear 3, realize the lifting action of glass, rotating shaft 2 outer wall is fixedly connected with gear 3, gear 3 is engaged with the driving rack or helical device in car window lifting structure, for driving car window glass to move, rotating shaft 2 and motor body 1 between being provided with waterproof assembly, for preventing rainwater or dust from rotating shaft 2 passage into motor interior;

[0031] Waterproof assembly includes baffle 4, baffle 4 outer wall is fixedly connected in motor body 1 one side, play external sealing and structure support effect, baffle 4 inside is fixedly connected with stator 6, stator 6 is used to support rotor 5 and realize the stable layout of motor internal structure, stator 6 and baffle 4 between being provided with sealing assembly, for enhancing the sealing between baffle 4 and stator 6, prevent extraneous impurities from infiltrating, rotating shaft 2 is arranged in stator 6 inside, so that it can realize the cooperation with other components in motor interior in the process of rotation, stator 6 inside rotationally connected with rotor 5, rotor 5 is used for electromagnetic induction output power, and cooperates with rotating shaft 2, rotor 5 and stator 6 between being provided with limit component, prevent rotor 5 from causing structural damage in the process of working excessive displacement, rotor 5 and stator 6 between being provided with sealing ring three 12, sealing ring three 12 further improves the sealing performance between rotor 5 and stator 6, prevent small particles or water vapor from invading rotor 5 inside, rotor 5 inner wall is fixedly connected with sealing ring two 11, sealing ring two 11 and rotating shaft 2 outer wall are inlaid, for keeping dynamic sealing in the process of rotation, reduce the clearance leakage brought by rotating shaft 2 rotation, stator 6 inside is provided with through hole two 9 and through hole one 8, through hole two 9 and through hole one 8 are used to provide discharge path when internal water or impurities accumulate, improve motor overall drainage and self-cleaning ability, sealing assembly includes sealing ring one 7, sealing ring one 7 outer wall is fixedly connected in stator 6 outer wall, for closing the gap between stator 6 outside and baffle 4, sealing ring one 7 and baffle 4 inner wall are inlaid, to form the structure of strict sealing, limit component includes convex ring 10, convex ring 10 inner wall is fixedly connected in stator 6 outer wall, for providing axial limit for rotor 5, prevent its displacement dislocation, convex ring 10 and rotor 5 are inlaid, further stabilize the position of rotor 5, improve the structural stability of motor in the process of working.

[0032] Refer to Figure 4The connecting pin 13 is arranged in the motor body 1, and is used to connect the motor body 1 and the door structure, so that the motor is fixedly installed. The outer wall of the connecting pin 13 is fixedly connected with a limiting ring 17. The limiting ring 17 is used to limit the axial movement of the connecting pin 13 in the motor body 1, prevents the connecting pin 13 from falling off or being dislocated, and ensures the stability of the connecting position. The connecting pin 13 is internally threadedly connected with a bolt 18. The bolt 18 can rotate and move along the internal thread of the connecting pin 13, and plays a role in driving the internal structure to stretch and retract. One end of the bolt 18 is fixedly connected with a knob 14. The knob 14 is used for manually operating the bolt 18, so that the user can quickly install or disassemble without tools, and the operation efficiency is improved. The other end of the bolt 18 is fixedly connected with a tapered column 15. The tapered column 15 slides along the internal axis of the connecting pin 13 under the driving of the bolt 18, and is used to apply a radial pushing force to the steel ball 16. The tapered column 15 is slidably connected in the connecting pin 13, so that the tapered column 15 can freely move along the axial direction of the connecting pin 13, thereby driving the steel ball 16 to displace. The connecting pin 13 is slidably connected with the steel ball 16. The steel ball 16 is radially expanded and extends out of the connecting pin 13 under the pushing of the tapered column 15, and is used to be clamped and fixed with the hole wall in the door. The outer wall of the steel ball 16 is in abutment with the outer wall of the tapered column 15. When the tapered column 15 advances, the steel ball 16 is pushed to displace radially, so that the quick locking or releasing operation is completed, and the convenience and reliability of the installation process are improved.

[0033] Working principle: when the anti-pinch glass lifting motor of the automobile window is used, first, the motor body 1 outputs end drives the rotating shaft 2 to rotate, the rotating shaft 2 drives the gear 3 to lift the glass, and at the same time, the rotating shaft 2 rotates and is sealed between the motor body 1 through the rotor 5 and the stator 6 in the baffle 4, the rotor 5 and the stator 6 are sealed through the sealing ring three 12, impurities are prevented from entering the stator 6, the rotating shaft 2 and the rotor 5 are sealed through the sealing ring two 11, the stator 6 and the baffle 4 are sealed through the sealing ring one 7, one end of the stator 6 is embedded in the rotor 5 through the convex ring 10, and there is a cavity between the rotor 5 and the stator 6, so that the external rain and dust are discharged from the through hole two 9 through the cavity, and the effect of sealing, waterproof and automatically discharging impurities is achieved.

[0034] When the motor body 1 is installed, the motor body 1 is placed in the specified position, and then the connecting pin 13 is inserted into the motor body 1 and the door. The connecting pin 13 is limited in the motor body 1 through the limiting ring 17. Then the bolt 18 is rotated through the knob 14, the tapered column 15 is driven into the connecting pin 13 by the bolt 18, and then the outer wall of the tapered column 15 contacts the steel ball 16 to extrude the steel ball 16 out of the connecting pin 13 and embed the steel ball 16 in the door. Then the motor body 1 and the door are locked, and the effect of facilitating the installation of the motor is achieved.

[0035] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. Anti-pinch glass lifter motor for a motor vehicle window, comprising a motor body (1), characterized in that: The motor body (1) output end fixedly connected with the rotating shaft (2), the rotating shaft (2) outer wall fixedly connected with the gear (3), the rotating shaft (2) and motor body (1) between the waterproof assembly is provided with; The waterproof assembly includes a baffle (4), the baffle (4) outer wall fixedly connected in motor body (1) one side, the baffle (4) inside fixedly connected with the stator (6), the stator (6) and baffle (4) between the sealing assembly, the rotating shaft (2) is arranged in the stator (6) inside, the stator (6) inside rotatably connected with the rotor (5), the rotor (5) and stator (6) between the limiting assembly, the rotor (5) and stator (6) between the sealing ring three (12), the rotor (5) inner wall fixedly connected with sealing ring two (11), the sealing ring two (11) and rotating shaft (2) outer wall is fitted, the stator (6) inside is provided with through hole two (9) and through hole one (8).

2. A pinch-proof glass lifter motor for a vehicle window according to claim 1, characterized in that: The sealing assembly includes a sealing ring (7), the sealing ring (7) outer wall fixedly connected in the stator (6) outer wall, the sealing ring (7) and baffle (4) inner wall is fitted.

3. A pinch-proof glass lifter motor for a vehicle window according to claim 1, characterized in that: The limiting assembly includes a convex ring (10), the convex ring (10) inner wall fixedly connected in the stator (6) outer wall, the convex ring (10) and rotor (5) is embedded.

4. A pinch-proof glass lifter motor for a vehicle window according to claim 1, characterized in that: The motor body (1) inside is provided with connecting pin (13), the connecting pin (13) outer wall fixedly connected with the limiting ring (17).

5. A pinch-proof glass lifter motor for a vehicle window according to claim 4, characterized in that: The connecting pin (13) inside screw thread is connected with bolt (18), the bolt (18) one end fixedly connected with knob (14).

6. A pinch-proof glass lifter motor for a vehicle window according to claim 5, characterized in that: The other end of the bolt (18) fixedly connected with the taper column (15), the taper column (15) is connected in the connecting pin (13) inside.

7. A pinch-proof glass lifter motor for a vehicle window according to claim 6, characterized in that: The connecting pin (13) inside is connected with steel ball (16), the steel ball (16) outer wall and taper column (15) outer wall is fitted.

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