Damping type vehicle door handle base

Abstract

The utility model discloses a damping type car door handle base which comprises an inner cover base and a buffer unit assembled on the inner cover base, an installation groove for installation of the buffer unit is formed in the inner cover base in a sunken mode, and the buffer unit is located on the side, close to an inner handle holding portion, of the connecting position of an inner handle and the inner cover base. The buffer unit comprises a rubber part which penetrates out of the mounting groove and can be in contact with the inner handle and an elastic part used for pushing the rubber part to slide away from the inner cover base, the inner handle can be in contact with the elastic part in the process of rotating to return to the original position, the inner handle can push the rubber part to move, and the elastic part can be further compressed; the counter-acting force generated by compression of the elastic piece can reduce the rotating speed of the inner handle, the inner handle can extrude the rubber piece to deform, the acting force generated after deformation of the rubber piece can also reduce the rotating speed of the inner handle, and therefore vibration generated when the inner handle returns to the original position is reduced, and sound generated during resetting is reduced. And the rubber part can absorb part of vibration generated during resetting.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of door handle base, in particular to a shock -absorbing type door handle base. BACKGROUND

[0002] The door handle is one of the most common and most frequently used things for passengers and drivers, and the door handle is divided into an inner handle and an outer handle, and the door is opened by pulling the handle, so the handle on the door is also called a pull handle.

[0003] When passengers or drivers get off the vehicle, they will pull the inner pull handle to open the door, but after the door is opened, the passengers or drivers will habitually push the door after suddenly releasing the inner pull handle, so that the inner pull handle produces large vibration and loud noise when resetting, thus a shock -absorbing type door handle base needs to be designed. UTILITY MODEL CONTENTS

[0004] In view of the above technical problems, the utility model aims at overcoming the problems of large vibration and loud noise of the inner pull handle when resetting in the prior art.

[0005] In order to achieve the above purpose, the utility model provides a shock -absorbing type door handle base, which comprises: an inner cover base and a buffer unit assembled on the inner cover base, the inner cover base is recessed to provide an installation groove for the buffer unit, the buffer unit is located at the side of the inner handle close to the handle holding part of the inner handle, and the buffer unit comprises a rubber piece penetrating the installation groove and being in contact with the inner handle and an elastic piece for sliding the rubber piece away from the inner cover base.

[0006] Preferably, the buffer unit further comprises an installation cylinder screw -assembled at the bottom of the installation groove and a sliding rod coaxially slidingly inserted into the installation cylinder, and the rubber piece is assembled on the end of the sliding rod away from the installation cylinder.

[0007] The end of the installation cylinder and the sliding rod away from each other is outwardly convexly provided with a flange part, the elastic piece is a spring sleeved on the outer side of the installation cylinder and the sliding rod, and the two ends of the spring are respectively in contact with the corresponding flange parts.

[0008] Preferably, the installation cylinder is provided with at least two strip-shaped through grooves of the same length direction and in communication with the open end, the part of the installation cylinder between the adjacent two strip-shaped through grooves forms an elastic arm, the outer wall of the sliding rod is recessed to provide a strip-shaped recess of the same length direction, and the end wall of the elastic arm close to the rubber piece is outwardly convexly provided with an inclined wedge part capable of being inserted into the strip-shaped recess.

[0009] Preferably, the slide rod is coaxially connected with a first cylindrical part at the end of the mounting cylinder, a second cylindrical part with a larger diameter than the first cylindrical part is coaxially connected at the end of the first cylindrical part, and the rubber part is sleeved on the second cylindrical part.

[0010] Preferably, the mounting cylinder is fixedly connected with a threaded mounting part at the end of the slide rod, the second cylindrical part is recessed with a polygonal groove at the end of the first cylindrical part.

[0011] Preferably, the second cylindrical part is provided with a chamfered part at the end edge of the first cylindrical part.

[0012] Preferably, at least one convex part is protruded on the side of the rubber part in contact with the inner handle.

[0013] Preferably, a guide convex strip is protruded on the inner wall of the mounting cylinder, and a guide sliding groove is recessed on the outer wall of the slide rod.

[0014] According to the above technical scheme, the shock-absorbing type vehicle door handle base has the following beneficial effects in use:

[0015] Firstly, the inner handle will contact the elastic part during the process of returning to the original position, the inner handle will push the rubber part to move, the elastic part will be further compressed, the reaction force generated by the compression of the elastic part will reduce the rotation speed of the inner handle, the inner handle will also extrude the rubber part to deform, the force generated by the deformation of the rubber part can also reduce the rotation speed of the inner handle, thereby reducing the vibration of the inner handle when returning to the original position, reducing the sound when resetting, and the rubber part can also absorb part of the vibration generated during resetting.

[0016] Secondly, when the rubber part needs to be replaced, the inner handle can be pulled to expose the rubber part, and the rubber part can be replaced, which is simple and convenient to operate.

[0017] Other features and advantages of the present application will be described in detail in the following specific embodiments; and the parts not involved in the present application are the same as or can be realized by the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of the specification, and are used together with the following specific embodiments to explain the present application, but do not constitute a limitation on the present application. In the drawings:

[0019] Figure 1 is a use schematic view of a shock-absorbing type vehicle door handle base provided by the present application;

[0020] Figure 2 is a three-dimensional structure schematic view of a damping type vehicle door handle base provided by the utility model;

[0021] Figure 3 is a three-dimensional structure schematic view of a damping unit of a damping type vehicle door handle base provided by the utility model;

[0022] Figure 4 is a sectional view of a damping unit of a damping type vehicle door handle base provided by the utility model;

[0023] Figure 5 is a partial exploded schematic view of a damping unit of a damping type vehicle door handle base provided by the utility model.

[0024] Explanation of Reference Signs

[0025] 1, inner cover base; 2, inner handle; 3, rubber piece; 4, elastic piece; 5, mounting cylinder; 6, sliding rod; 7, flange part; 8, strip-shaped through slot; 9, elastic arm; 10, strip-shaped recess; 11, inclined wedge part; 12, first cylindrical part; 13, second cylindrical part; 14, threaded mounting part; 15, multi-angle recess; 16, protruding part; 17, guide convex strip; 18, guide sliding groove. DETAILED DESCRIPTION

[0026] The specific embodiments described hereinbefore are intended to be illustrative only and are presented by way of example only. The present utility model is not limited to the embodiments described hereinbefore and modifications and variations are possible within the scope of the present utility model.

[0027] In the present utility model, in the case where no opposite description is made, the orientation words contained in the terms such as "upper, lower, inner, outer" only represent the orientation of the terms in the normal use state, or are the common names understood by the person skilled in the art, and should not be regarded as the limitation of the terms.

[0028] As shown in Figures 1-5 A damping type vehicle door handle base, comprising: an inner cover base 1 and a damping unit assembled on the inner cover base 1, the inner cover base 1 is provided with a mounting recess for mounting the damping unit, the damping unit is located at the side close to the holding part of the inner handle 2 at the connection part of the inner handle 2 and the inner cover base 1, the damping unit comprises a rubber piece 3 penetrating out of the mounting recess and capable of contacting the inner handle 2 and an elastic piece 4 for pushing the rubber piece 3 to slide away from the inner cover base 1.

[0029] When the inner handle 2 is pulled and then released, the inner handle 2 will contact the elastic member 4 during the rotation of the inner handle 2 back to the original position, the inner handle 2 will push the rubber member 3 to move, so that the elastic member 4 is further compressed, the reaction force generated by the compression of the elastic member 4 can reduce the rotation speed of the inner handle 2, and the inner handle 2 will also extrude the rubber member 3 to deform, the force generated by the deformation of the rubber member 3 can also reduce the rotation speed of the inner handle 2, thereby reducing the vibration of the inner handle 2 when returning to the original position, reducing the sound when resetting, and the rubber member 3 can also absorb part of the vibration generated when resetting.

[0030] When the rubber member 3 needs to be replaced, pulling the inner handle 2 can expose the rubber member 3, and the rubber member 3 can be replaced, which is simple and convenient to operate.

[0031] The buffering unit further comprises a mounting cylinder 5 screw-fitted at the bottom of the mounting groove and a sliding rod 6 coaxially and slidingly inserted into the mounting cylinder 5, and the rubber member 3 is fitted on the end of the sliding rod 6 away from the mounting cylinder 5.

[0032] The end of the mounting cylinder 5 and the sliding rod 6 away from each other is provided with a flange portion 7 outwardly protruding, the elastic member 4 is a spring sleeved outside the mounting cylinder 5 and the sliding rod 6, and the two ends of the spring respectively abut against the corresponding flange portions 7.

[0033] After contacting the rubber member 3 during the resetting process of the inner handle 2, the sliding rod 6 is pushed to slide on the mounting cylinder 5 by the rubber member 3, the distance between the two flange portions 7 is reduced, the spring is further compressed, and the force generated by the spring can reduce the resetting speed of the inner handle 2.

[0034] The mounting cylinder 5 is provided with at least two strip-shaped through grooves 8 of the same length direction and in communication with the open end, and the part of the mounting cylinder 5 between the adjacent two strip-shaped through grooves 8 forms an elastic arm 9, the outer wall of the sliding rod 6 is recessed to form a strip-shaped recess 10 of the same length direction, and the end wall of the elastic arm 9 close to the rubber member 3 is protruded to form a wedge portion 11 capable of being inserted into the strip-shaped recess 10.

[0035] When assembling, the sliding rod 6 is pressed into the mounting cylinder 5, at this time the elastic arm 9 is extruded and deformed, after the wedge portion 11 moves to the position of the strip-shaped recess 10, the elastic arm 9 returns to the original position, pushes the wedge portion 11 into the strip-shaped recess 10, and the wedge portion 11 cooperates with the strip-shaped recess 10 to limit and prevent the wedge portion 11 from falling off.

[0036] The end of the sliding rod 6 away from the mounting cylinder 5 is connected with a first cylindrical portion 12 coaxially, the end of the first cylindrical portion 12 is connected with a second cylindrical portion 13 coaxially, the diameter of the second cylindrical portion 13 is greater than that of the first cylindrical portion 12, and the rubber member 3 is sleeved on the second cylindrical portion 13.

[0037] The rubber piece 3 is sleeved on the second cylindrical part 13 to complete the installation of the rubber piece 3, which is simple and convenient and facilitates the replacement of the aging or damaged rubber piece 3.

[0038] The mounting cylinder 5 is fixedly connected with the threaded mounting part 14 which is threadedly connected with the bottom of the mounting groove, and the second cylindrical part 13 is provided with a multi-angle groove 15 on the end away from the first cylindrical part 12.

[0039] During installation, the tool is inserted into the multi-angle groove 15, the mounting cylinder 5 is rotated by the slide rod 6, the mounting cylinder 5 is assembled on the bottom of the mounting groove through the threaded mounting part 14, and the rubber piece 3 is sleeved on the second cylindrical part 13 after the installation of the mounting cylinder 5 is completed.

[0040] The second cylindrical part 13 is provided with a chamfered part on the edge of the end away from the first cylindrical part 12.

[0041] The chamfered part facilitates the sleeving of the rubber piece 3 on the second cylindrical part 13.

[0042] The rubber piece 3 is provided with at least one protruding part 16 on the side which can contact the inner handle 2.

[0043] The protruding part 16 is more easily deformed to absorb vibration due to the small cross-sectional area.

[0044] The inner wall of the mounting cylinder 5 is provided with a lengthwise guide protruding strip 17, and the outer wall of the slide rod 6 is provided with a lengthwise guide sliding groove 18 which matches the guide protruding strip 17.

[0045] The guide protruding strip 17 and the guide sliding groove 18 cooperate to enable the slide rod 6 to only slide coaxially on the mounting cylinder 5.

[0046] The preferred embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the specific details in the above embodiments, and various simple modifications can be made to the technical scheme of the utility model within the technical concept of the utility model, and these simple modifications all belong to the protection scope of the utility model.

[0047] In addition, it should be noted that the various specific technical features described in the above specific embodiments can be combined in any appropriate manner without contradiction, and in order to avoid unnecessary repetition, the utility model will not further describe various possible combination manners.

[0048] In addition, the various different embodiments of the utility model can also be combined in any manner, as long as it does not deviate from the idea of the utility model, and it should also be considered as the disclosed content of the utility model.

Claims

1. A shock-absorbing type door handle base, characterized by, The application relates to an inner cover base (1) and a buffer unit assembled on the inner cover base (1), wherein a mounting groove for mounting the buffer unit is arranged on the inner cover base (1) in a recessed mode, the buffer unit is arranged on one side of the inner handle (2) close to a holding part of the inner handle (2) at a connecting position of the inner handle (2) and the inner cover base (1), the buffer unit comprises a rubber part (3) penetrating through the mounting groove and capable of contacting the inner handle (2) and an elastic part (4) for pushing the rubber part (3) to slide away from the inner cover base (1). The buffer unit further comprises a mounting cylinder (5) screw-assembled on the bottom of the mounting groove and a sliding rod (6) coaxially slidingly inserted into the mounting cylinder (5), and the rubber part (3) is assembled on the end of the sliding rod (6) away from the mounting cylinder (5).

2. A shock-absorbing door handle base according to claim 1, characterized in that The ends of the mounting cylinder (5) and the sliding rod (6) away from each other are outwardly protrudingly provided with flange parts (7), and the elastic part (4) is a spring sleeved outside the mounting cylinder (5) and the sliding rod (6), and the two ends of the spring are respectively in abutment with the corresponding flange parts (7). The mounting cylinder (5) is provided with at least two strip-shaped through grooves (8) of the same length direction and in communication with open ends, the part of the mounting cylinder (5) between the two adjacent strip-shaped through grooves (8) forms an elastic arm (9), the outer wall of the sliding rod (6) is recessedly provided with a strip-shaped recess (10) of the same length direction, and the end inner wall of the elastic arm (9) close to the rubber part (3) is outwardly protrudingly provided with an inclined wedge part (11) capable of being inserted into the strip-shaped recess (10).

3. A shock-absorbing door handle base according to claim 2, characterized in that The end of the sliding rod (6) away from the mounting cylinder (5) is coaxially connected with a first cylindrical part (12), the end of the first cylindrical part (12) is coaxially connected with a second cylindrical part (13) with a diameter larger than that of the first cylindrical part (12), and the rubber part (3) is sleeved on the second cylindrical part (13).

4. A shock-absorbing door handle base according to claim 2, characterized in that The end of the mounting cylinder (5) away from the sliding rod (6) is coaxially fixedly connected with a threaded mounting part (14) screw-connected with the bottom of the mounting groove, and the end of the second cylindrical part (13) away from the first cylindrical part (12) is recessedly provided with a polygonal recess (15).

5. A shock-absorbing door handle base according to claim 4, characterized in that The end edge of the second cylindrical part (13) away from the first cylindrical part (12) is provided with a chamfer part.

6. A shock-absorbing door handle base according to claim 4, characterized in that At least one protruding part (16) is outwardly protrudingly arranged on the side of the rubber part (3) capable of contacting the inner handle (2).

7. The shock-absorbing door handle base of claim 1, wherein The inner wall of the mounting cylinder (5) is outwardly protrudingly provided with a guide protruding strip (17) of the same length direction, and the outer wall of the sliding rod (6) is recessedly provided with a guide sliding groove (18) of the same length direction and matched with the guide protruding strip (17).

8. A shock-absorbing door handle base according to claim 2, characterized in that ​

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