A kind of noise-absorbing lifting device for automobile window

Abstract

The invention discloses a sound-absorbing lifting device for a car window, comprising a car frame and a car window, wherein the car window is slidably plugged into the car frame, an anti-vibration rubber strip is arranged on the inner side of the car frame, the anti-vibration rubber strip is fitted with the side surface of the car window, connecting blocks are arranged on both sides of the bottom of the car window, a receiving groove is arranged on the inner side of the bottom of the car frame, a mounting plate is arranged at the opening of the receiving groove, and a connecting round block is arranged on the inner side of the mounting plate; the invention uses the cooperation between the transmission worm and the worm wheel in the sliding lifting assembly, and the cooperation between the gear and the bar-shaped sliding block, and the traction movement of the pulling rope so that the connecting blocks on both sides drive the car window to move up and down, so that the two sides of the car window can move stably and synchronously, and at the same time, in the process of lifting and lowering, the gap oil discharge of the gap lubrication assembly is triggered to lubricate the pulling rope and the guide wheel, thereby reducing the friction between the pulling rope and the guide wheel, thereby reducing the abnormal noise generated, and effectively improving the driving experience.

Description

Technical Field

[0001] The invention relates to the technical field of automobile windows, in particular to a sound-absorbing lifting device for automobile windows. Background Art

[0002] The car window is an important part of the entire car body, and is designed to meet the needs of lighting, ventilation and vision of the driver and passengers. The lifting and lowering of the windows of the four doors of the car are controlled by corresponding switches, and each switch can control the lifting and lowering of a corresponding window.

[0003] The existing automobile window lifting mechanism drives the wire reel to rotate by energizing the lifter motor, and the steel wire rope drives the slide plate to move on the guide rail as the wire reel rotates, thereby driving the automobile window to move up and down, thereby achieving the lifting and lowering of the automobile window. After the automobile window lifting mechanism has been used for a period of time, the components of the lifting device will produce abnormal noise due to the increased friction, thereby affecting the driving experience. Summary of the invention

[0004] The object of the present invention is to provide a sound-absorbing lifting device for automobile windows to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a sound-absorbing lifting device for a car window, comprising a car frame and a car window, the car window is slidably plugged into the car frame, a shock-proof rubber strip is arranged on the inner side of the car frame, the shock-proof rubber strip is fitted with the side of the car window, connecting blocks are arranged on both sides of the bottom of the car window, a receiving groove is arranged on the inner side of the bottom of the car frame, a mounting plate is arranged at the opening of the receiving groove, a connecting round block is arranged on the inner side of the mounting plate, a guide wheel is arranged at the end of the connecting round block, a sliding lifting component that is easy to adjust synchronously is arranged between the mounting plate and the guide wheel, a pulling rope is arranged at the upper and lower ends of the strip slider, one end of the pulling rope is arranged around and cross-arranged along the four guide wheels, and the head and tail parts are respectively fixedly connected to the upper and lower ends of the strip slider, and a gap lubrication component that is easy to control is arranged between the inner side of the mounting plate and the guide wheel.

[0006] Preferably, four groups of guide wheels are provided, and the four groups of guide wheels are distributed at the four corners of the accommodating groove. A sleeve block is provided on the pulling rope, and the sleeve block is fixedly connected to the connecting block. An abutment block is provided on the pulling rope.

[0007] Preferably, the sliding lifting assembly includes a support block, a support block is arranged on the inner side of the mounting plate, the mounting plate is rotatably connected to the rotating shaft through a bearing, a pulling rod is arranged on the inner side of the mounting plate, and a limiting slider is arranged on the end of the pulling rod.

[0008] Preferably, a driving motor is provided on one side of the support block, a transmission worm is provided at the end of the driving motor passing through the support block, a worm wheel is provided on the rotating shaft, a gear is provided on the inner side of the worm wheel on the rotating shaft, and the transmission worm and the worm wheel are meshed with each other.

[0009] Preferably, the surface of the limit slider is a sponge layer structure, a strip slider is arranged on the limit slider, a slide groove is opened on the front side of the strip slider, the limit slider is slidably inserted in the slide groove, a rack is arranged on the side of the strip slider, and the rack and the gear are meshed with each other.

[0010] Preferably, the gap lubrication assembly includes a support cylinder, one side of which is fixedly connected to the mounting plate, a mounting round block is provided on the top of the support cylinder, a first air bag is provided inside the support cylinder, a top block is slidably inserted on the mounting round block, a buffer pad is provided at the end of the top block, and the buffer pad corresponds one-to-one to the abutment block.

[0011] Preferably, a liquid storage cavity is provided inside the guide wheel, a liquid outlet is provided outside the liquid storage cavity, the outlet direction of the liquid outlet is toward the pulling rope, and a liquid inlet pipe is provided on the guide wheel, which is connected to the liquid storage cavity.

[0012] Preferably, a second airbag is slidably inserted into the liquid storage chamber, a connecting tube is provided between the second airbag and the first airbag, an elastic sponge is provided inside the liquid storage chamber, a lubricating liquid is adsorbed on the elastic sponge, a pressure block is provided between the elastic sponge and the second airbag, and the pressure block is slidably inserted into the liquid storage chamber.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The present invention achieves the cooperation between the transmission worm and the worm wheel in the sliding lifting assembly, and the cooperation between the gear and the bar-shaped slider, and the traction movement of the pulling rope, so that the connecting blocks on both sides drive the car window to move up and down, thereby forming a stable and synchronous movement of the two sides of the car window. At the same time, during the lifting process, the gap lubrication assembly is triggered to release oil to lubricate the pulling rope and the guide wheel, thereby reducing the friction between the pulling rope and the guide wheel, thereby reducing the abnormal noise generated, and effectively improving the driving experience.

[0015] 2. The present invention forms a buffering effect of triggering the oil discharge from the lubricating liquid gap of the liquid storage chamber through the cooperation between the abutment block and the buffer pad, the cooperation between the second airbag and the first airbag, and the extrusion of the elastic sponge, thereby further reducing the abnormal noise of the lifting device and improving the experience during the lifting and lowering process of the car window. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure between the vehicle frame and the vehicle window of the present invention.

[0017] Figure 2It is a schematic diagram of the structure inside the vehicle frame of the present invention.

[0018] Figure 3 For the present invention Figure 2 Schematic diagram of the structure enlarged at point A in the middle.

[0019] Figure 4 For the present invention Figure 2 Schematic diagram of the enlarged structure at point B.

[0020] Figure 5 For the present invention Figure 2 Schematic diagram of the enlarged structure at point C in the middle.

[0021] Figure 6 It is a structural schematic diagram of the sliding lifting assembly of the present invention.

[0022] Figure 7 For the present invention Figure 6 The enlarged structural diagram at D in the middle

[0023] In the figure: a vehicle frame 1; an anti-vibration rubber strip 11; a vehicle window 2; a connecting block 21; a mounting plate 3; a supporting block 4; a driving motor 41; a transmission worm 42; a rotating shaft 43; a worm wheel 44; a gear 45; a strip slider 5; a rack 51; a slide groove 52; a pulling rod 53; a limiting slider 54; a guide wheel 6; a liquid storage chamber 61; a liquid outlet 62; a liquid inlet pipe 63; a connecting round block 64; a second airbag 65; a pressure block 66; an elastic sponge 67; a pulling rope 7; a sleeve block 71; abutment block 72; a supporting tube 8; a first airbag 81; a mounting round block 82; a top block 83; a buffer pad 84; a connecting pipe 85. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] See also Figures 1 to 7 The present invention provides a technical solution: a sound-absorbing lifting device for a car window, comprising a car frame 1 and a car window 2, wherein the car window 2 is slidably inserted into the car frame 1, and a shockproof rubber strip 11 is bonded to the inner side of the car frame 1, and the shockproof rubber strip 11 is fitted to the side of the car window 2. During the lifting and lowering process of the car window 2, the setting of the shockproof rubber strip 11 is conducive to reducing the vibration and resonance between the car frame 1 and the car window 2.

[0026] Both sides of the bottom of the vehicle window 2 are fixedly connected with connecting blocks 21, and a receiving groove is opened on the inner side of the bottom of the vehicle frame 1. A mounting plate 3 is fixed at the opening of the receiving groove. The mounting plate 3 is fixed to the vehicle frame 1 by screws. A connecting round block 64 is fixedly connected to the inner side of the mounting plate 3. A guide wheel 6 is welded to the end of the connecting round block 64. Four groups of guide wheels 6 are provided, and the four groups of guide wheels 6 are distributed at the four corners of the receiving groove.

[0027] A sliding lifting assembly for synchronizing adjustment is provided between the mounting plate 3 and the guide wheel 6, and the sliding lifting assembly includes a support block 4, a support block 4 is welded on the inner side of the mounting plate 3, a driving motor 41 is installed on one side of the support block 4, a motor storage box is installed on the outer side of the driving motor 41, and the motor storage box is beneficial to sound insulation during the operation of the driving motor 41. The output end of the driving motor 41 passes through the support block 4 and is fixedly connected to a transmission worm 42. The mounting plate 3 is rotatably connected to a rotating shaft 43 through a bearing, and a worm wheel 44 is fixedly sleeved on the rotating shaft 43, and the transmission worm 42 and the worm wheel 44 are meshed with each other.

[0028] A gear 45 is fixedly sleeved on the inner side of the worm wheel 44 on the rotating shaft 43, and a pulling rod 53 is welded on the inner side of the mounting plate 3. The end of the pulling rod 53 is fixedly sleeved on a limit slider 54. The surface of the limit slider 54 is a sponge layer structure. A strip slider 5 is arranged on the limit slider 54. A slide groove 52 is provided on the front side of the strip slider 5. The limit slider 54 is slidably inserted in the slide groove 52. A support and limited sliding function of the strip slider 5 is formed between the pulling rod 53 and the limit slider 54. A rack 51 is welded on the side of the strip slider 5. The rack 51 and the gear 45 are meshed with each other. The transmission worm 42 is rotated by starting the driving motor 41, driving the worm wheel 44 and the rotating shaft 43 to rotate, and then the gear 45 also rotates, driving the rack 51 to move, so that the strip slider 5 moves upward or downward.

[0029] Pulling ropes 7 are provided at the upper and lower ends of the strip slider 5, one end of the pulling rope 7 is cross-arranged along the four guide wheels 6, and the head and tail parts are respectively fixedly connected to the upper and lower ends of the strip slider 5, a sleeve block 71 is fixedly connected to the pulling rope 7, the sleeve block 71 and the connecting block 21 are fixedly connected, and an abutment block 72 is fixedly sleeved on the pulling rope 7. When the pulling rope 7 moves, the sleeve blocks 71 and the connecting block 21 on both sides are driven to move synchronously, so that the vehicle window 2 can be lifted and lowered stably.

[0030] A controllable gap lubrication assembly is provided between the inner side of the mounting plate 3 and the guide wheel 6, and the gap lubrication assembly includes a support tube 8, one side of the support tube 8 is fixedly connected to the mounting plate 3, a mounting round block 82 is fixed on the top of the support tube 8, and the mounting round block 82 is fixed to the support tube 8 by screws. A first air bag 81 is provided inside the support tube 8, and a top block 83 is slidably inserted on the mounting round block 82. A buffer pad 84 is provided at the end of the top block 83. The buffer pad 84 corresponds to the abutment block 72 one by one. When the abutment block 72 moves toward the buffer pad 84, the abutment block 72 squeezes the buffer pad 84, so that the top block 83 moves into the support tube 8, thereby squeezing the first air bag 81 for compression.

[0031] A liquid storage chamber 61 is provided inside the guide wheel 6, and a liquid outlet hole 62 is provided outside the liquid storage chamber 61. The outlet direction of the liquid outlet hole 62 faces the pulling rope 7. A liquid inlet pipe 63 is installed on the guide wheel 6. The liquid inlet pipe 63 is connected with the liquid storage chamber 61. A second air bag 65 is slidably inserted on the liquid storage chamber 61. A connecting pipe 85 is connected between the second air bag 65 and the first air bag 81. An elastic sponge 67 is embedded in the liquid storage chamber 61. Lubricating liquid is adsorbed on the elastic sponge 67. A pressing block 66 is provided between the elastic sponge 67 and the second air bag 65. The pressing block 66 is slidably inserted on the liquid storage chamber 61. When the first air bag 81 is compressed, the gas therein is transmitted to the second air bag 65 through the connecting pipe 85. The second air bag 65 expands and squeezes the pressing block 66 to move. The pressing block 66 further squeezes the elastic sponge 67 and compresses it, so that the lubricating liquid therein is squeezed out through the liquid outlet hole 62 to lubricate the pulling rope 7 and the guide wheel 6.

[0032] In actual use, the transmission worm 42 is rotated by starting the driving motor 41, driving the worm wheel 44 and the rotating shaft 43 to rotate, and then the gear 45 also rotates, driving the rack 51 to move, so that the bar slider 5 moves upward or downward, and then drives the pulling rope 7 to move, and drives the sleeve blocks 71 and the connecting block 21 on both sides to move synchronously, so that the vehicle window 2 can be stably lifted and lowered. At the same time, during the lifting process, the abutment block 72 moves close to the buffer pad 84, and the abutment block 72 squeezes the buffer pad 84, so that the top block 83 moves into the support tube 8, and then squeezes the first airbag 81 to compress it, and the gas in it is transmitted to the second airbag 65 through the connecting pipe 85, and the second airbag 65 expands and squeezes the pressing block 66 The pressure block 66 moves, and then squeezes and compresses the elastic sponge 67, so that the lubricating liquid inside is squeezed out through the liquid outlet 62, and lubricates the pulling rope 7 and the guide wheel 6. The elastic force of the elastic sponge 67 makes the top block 83 and the buffer pad 84 reset without any other external force, thereby triggering the gap lubrication component to release oil, reducing the friction between the pulling rope and the guide wheel, thereby reducing the abnormal noise generated, and effectively improving the driving experience. The cooperation between the abutment block 72 and the buffer pad 84, as well as the squeezing of the elastic sponge 67, form a buffering effect that triggers the lubricating liquid gap in the liquid storage chamber 61 to release oil, further reducing the abnormal noise of the lifting device, thereby improving the driving experience during the lifting and lowering process of the car window.

[0033] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sound-absorbing lifting device for a vehicle window, comprising a vehicle frame (1) and a vehicle window (2), wherein the vehicle window (2) is slidably plugged into the vehicle frame (1). Features: The inner side of the vehicle frame (1) is provided with a shockproof rubber strip (11), which fits the side of the vehicle window (2), and connecting blocks (21) are provided on both sides of the bottom of the vehicle window (2). A receiving groove is provided on the inner side of the bottom of the vehicle frame (1), and a mounting plate (3) is provided at the opening of the receiving groove. A connecting round block (64) is provided on the inner side of the mounting plate (3), and a guide wheel (6) is provided at the end of the connecting round block (64). A sliding lifting assembly that is convenient for synchronous adjustment is provided between the mounting plate (3) and the guide wheel (6). The sliding lifting assembly comprises a support block (4), a support block (4) is provided on the inner side of the mounting plate (3), and the mounting plate (3) is rotatably connected to the rotating shaft (43) through a bearing. A pulling member is provided on the inner side of the mounting plate (3). A rod (53), a limit slider (54) is arranged at the end of the pulling rod (53), a driving motor (41) is arranged on one side of the support block (4), the end of the driving motor (41) penetrates the support block (4) and is provided with a transmission worm (42), a worm wheel (44) is arranged on the rotating shaft (43), a gear (45) is arranged on the inner side of the worm wheel (44) on the rotating shaft (43), the transmission worm (42) and the worm wheel (44) are meshed with each other, the surface of the limit slider (54) is in a sponge layer structure, a strip slider (5) is arranged on the limit slider (54), a slide groove (52) is opened on the front side of the strip slider (5), the limit slider (54) is slidably inserted in the slide groove (52), and a rack (51) is arranged on the side of the strip slider (5) The rack (51) and the gear (45) are meshed with each other. A pulling rope (7) is provided at the upper and lower ends of the strip slider (5). One end of the pulling rope (7) is arranged around and cross-arranged along the four guide wheels (6), and the head and tail parts are respectively fixedly connected to the upper and lower ends of the strip slider (5). A gap lubrication component that is easy to control is provided between the inner side of the mounting plate (3) and the guide wheels (6). The gap lubrication component includes a support cylinder (8). One side of the support cylinder (8) is fixedly connected to the mounting plate (3). A mounting round block (82) is provided on the top of the support cylinder (8). A first air bag (81) is provided inside the support cylinder (8). A top block (83) is slidably inserted on the mounting round block (82). A buffer pad (84) is provided at the end of the top block (83). The buffer pad (84) corresponds to the abutment block (72) in a one-to-one manner. A liquid storage cavity (61) is provided inside the guide wheel (6). A liquid outlet hole (62) is provided outside the liquid storage cavity (61). The outlet direction of the liquid outlet hole (62) faces the pulling rope (7). A liquid inlet pipe (63) is provided on the guide wheel (6). The liquid inlet pipe (63) is connected to the liquid storage cavity (61). A second airbag (65) is slidably inserted on the liquid storage cavity (61). A connecting pipe (85) is provided between the second airbag (65) and the first airbag (81). An elastic sponge (67) is provided inside the liquid storage cavity (61). Lubricating liquid is adsorbed on the elastic sponge (67). A pressing block (66) is provided between the elastic sponge (67) and the second airbag (65).The pressing block (66) is slidably inserted into the liquid storage chamber (61).

2. A sound-absorbing lifting device for a car window according to claim 1, Features: Four groups of guide wheels (6) are provided, and the four groups of guide wheels (6) are distributed at the four corners of the accommodating groove. A sleeve block (71) is provided on the pulling rope (7), and the sleeve block (71) is fixedly connected to the connecting block (21). An abutment block (72) is provided on the pulling rope (7).

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