CN212054205U

CN212054205U - Low-noise vehicle external door handle opening device

Info

Publication number: CN212054205U
Application number: CN201922489799.6U
Authority: CN
Inventors: 王正涛; 徐腾
Original assignee: Yantai Huofu Automobile Lock Co Ltd
Current assignee: Yantai Huofu Automobile Lock Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-12-01
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a handle base field for the vehicle specifically is an outside door handle opening device of low noise vehicle. A low noise vehicle outside door handle opening device, comprising a handle (1), characterized in that: the handle is characterized by further comprising a support (2), a pin shaft (3), a torsion spring (4) and a counterweight mechanism (5), wherein a positioning hole is formed in the support (2), a positioning block is arranged on the inner side surface of the handle (1), the positioning hole of the handle (1) is sleeved in the positioning hole of the support (2), the pin shaft (3) and a clamping groove (21) are sequentially arranged on one side of the positioning hole on the inner side surface of the support (2), and the torsion spring (4) is sleeved on the pin shaft (3); the counterweight mechanism (5) comprises a counterweight block (51), a noise reduction block (52), a rear counterweight arm (53), a front counterweight arm (54) and a lantern ring (55). The utility model discloses simple structure, convenient assembling, noise reduction.

Description

Low-noise vehicle external door handle opening device

Technical Field

The utility model relates to a handle base field for the vehicle specifically is an outside door handle opening device of low noise vehicle.

Background

In order to reduce noise in use, a special noise reduction structure is additionally required for the automobile external door handle system, so that for assembly operation, additional parts of a product are required to be added, the cost is increased, and the complexity of product assembly is improved; in addition, excessive product accessories also increase the cost and assembly time of the overall door handle system.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a simple structure, convenient assembling, noise reduction's door handle, the utility model discloses an outside door handle opening device of low noise vehicle.

The utility model discloses a following technical scheme reaches the invention purpose:

a low noise vehicle outside door handle opening device, includes the handle, characterized by: also comprises a bracket, a pin shaft, a torsional spring and a counterweight mechanism,

the bracket is provided with a positioning hole, the inner side surface of the handle is provided with a positioning block, the positioning hole of the handle is sleeved in the positioning hole of the bracket, one side of the positioning hole on the inner side surface of the bracket is sequentially provided with a pin shaft and a clamping groove, and the torsion spring is sleeved on the pin shaft;

the counter weight mechanism includes the balancing weight, fall the piece of making an uproar, back counter weight arm, preceding counter weight arm and lantern ring, balancing weight and the lantern ring are connected respectively to the both ends of back counter weight arm, the piece of making an uproar and the lantern ring are fallen in the both ends of preceding counter weight arm connection respectively, the internal diameter of lantern ring and the external diameter of round pin axle form clearance fit, counter weight mechanism establishes at the round pin epaxial through the lantern ring cover, the inboard lantern ring of connecting of handle, the one end of torsional spring is inlayed in the draw-in groove, the other end of torsional spring supports the balancing weight, the balancing weight supports the medial surface of support under.

The low-noise vehicle exterior door handle opening device is characterized in that: the mass of the balancing weight is not less than 4 times of the mass of the noise reduction block, the length of the rear balancing arm is not more than 1/4 of the length of the front balancing arm, and nylon or rubber is selected as the balancing weight and the noise reduction block.

The utility model discloses after the installation is accomplished, fall the piece of making an uproar and supported the medial surface of handle and locate between handle and the support, pull the handle and make the handle rotate around the round pin axle or loosen the handle and make the handle when the restoring force of torsional spring is acted on the return down, fall the piece of making an uproar and just be located between handle and the support to the handle medial surface all the time, avoid the handle direct and support collision friction sound production, played the effect that the amortization was fallen and is made an uproar.

The utility model discloses a counter weight mechanism is prior to handle and support direct contact's method, has offset the sound because of handle and support direct impact produce, makes the assembly accomplish the back subsidiary regulation noise reduction effect promptly, has saved unnecessary part, optimizes assembly efficiency, reduces assembly cost.

The utility model discloses following beneficial effect has: the time of the assembly line worker for manually assembling the redundant noise reduction single piece is reduced, the noise reduction structure is installed and completed when the balance weight is assembled, the assembly efficiency is greatly improved, and the production cost is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the noise reduction mechanism of the present invention.

Detailed Description

The invention is further illustrated by the following specific examples.

Example 1

The utility model provides a low noise vehicle outside door handle opening device, includes handle 1, support 2, round pin axle 3, torsional spring 4 and counter weight mechanism 5, as shown in fig. 1 and fig. 2, the concrete structure is:

a positioning hole is formed in the support 2, a positioning block is arranged on the inner side surface of the handle 1, the positioning hole of the handle 1 is sleeved in the positioning hole of the support 2, a pin shaft 3 and a clamping groove 21 are sequentially arranged on one side of the positioning hole on the inner side surface of the support 2, and a torsion spring 4 is sleeved on the pin shaft 3;

the counterweight mechanism 5 is shown in fig. 2: counter weight mechanism 5 includes balancing weight 51, fall and make an uproar piece 52, back counter weight arm 53, preceding counter weight arm 54 and lantern ring 55, balancing weight 51 and lantern ring 55 are connected respectively to the both ends of back counter weight arm 53, fall and make an uproar piece 52 and lantern ring 55 are connected respectively to the both ends of preceding counter weight arm 54, the internal diameter of lantern ring 55 and the external diameter of round pin axle 3 form clearance fit, counter weight mechanism 5 overlaps through lantern ring 55 and establishes on round pin axle 3, lantern ring 55 is connected to the inboard of handle 1, the one end of torsional spring 4 inlays in draw-in groove 21, the other end of torsional spring 4 supports balancing weight 51, balancing weight 51 supports the medial surface of support 2 under the effect of torsional spring 4 elasticity, fall and make an uproar piece 52.

The mass of the balancing weight 51 is not less than 4 times of the mass of the

noise reduction block

52, and 4 times is adopted in the embodiment; the length of the rear weight arm 53 is not greater than 1/4 of the length of the front weight arm 54, in this embodiment 1/4, nylon or rubber is used for both the weight 51 and the noise reduction block 52.

After the installation of this embodiment is accomplished, fall the piece 52 of making an uproar and supported the medial surface of handle 1 and locate between handle 1 and the support 2, pull handle 1 and make handle 1 rotate around round pin axle 3 or loosen handle 1 and make handle 1 when the restoring force effect of torsional spring 4 returns, fall the piece 52 of making an uproar and just be located between handle 1 and the support 2 to handle 1 medial surface all the time, avoid handle 1 direct and support 2 collision friction sound production, played the effect of making an uproar that falls in the amortization.

Claims

1. A low noise vehicle outside door handle opening device, comprising a handle (1), characterized in that: also comprises a bracket (2), a pin shaft (3), a torsion spring (4) and a counterweight mechanism (5),

a positioning hole is formed in the support (2), a positioning block is arranged on the inner side surface of the handle (1), the positioning hole of the handle (1) is sleeved in the positioning hole of the support (2), a pin shaft (3) and a clamping groove (21) are sequentially arranged on one side of the positioning hole on the inner side surface of the support (2), and the torsion spring (4) is sleeved on the pin shaft (3);

the counterweight mechanism (5) comprises a counterweight block (51) and a noise reduction block (52), rear counterweight arm (53), preceding counterweight arm (54) and lantern ring (55), balancing weight (51) and lantern ring (55) are connected respectively to the both ends of rear counterweight arm (53), the both ends of preceding counterweight arm (54) are connected respectively and are fallen piece (52) and lantern ring (55) of making an uproar, the internal diameter of lantern ring (55) and the external diameter of round pin axle (3) form clearance fit, counter weight mechanism (5) are established on round pin axle (3) through lantern ring (55) cover, lantern ring (55) are connected to the inboard of handle (1), the one end of torsional spring (4) is inlayed in draw-in groove (21), the other end of torsional spring (4) supports balancing weight (51), balancing weight (51) support the medial surface of support (2) under torsional spring force (4), it supports the medial surface of handle (1) and locates between handle (1) and support (2) to fall piece (52) of making an.

2. A low noise door handle opening device for vehicle exterior according to claim 1, wherein: the mass of the balancing weight (51) is not less than 4 times of the mass of the noise reduction block (52), and the length of the rear balancing arm (53) is not more than 1/4 of the length of the front balancing arm (54).