CN217056125U

CN217056125U - Front shock absorber of air bag

Info

Publication number: CN217056125U
Application number: CN202122128168.9U
Authority: CN
Inventors: 张勇; 张国东; 徐国辉
Original assignee: Guangxi Qisheng Machinery Technology Co ltd
Current assignee: Guangxi Qisheng Machinery Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-07-26
Anticipated expiration: 2031-09-02

Abstract

The application discloses bumper shock absorber before gasbag, including casing and sealing device and buffer, damping device is including fixed cover, fixing bolt, fixed orifices, seal cover, sealing washer, piston rod and connecting hole, and the fixed cover of one end lateral wall fixed connection of casing, the inside connecting hole, the inside sliding connection piston rod of connecting hole, all seted up in both ends of casing. This application cup joints seal cover and fixed cover, then with fixing bolt threaded connection fixed orifices to with the rigidity of piston rod and sealing washer, the piston rod promotes the sliding seat and removes, the sliding seat drives the gasbag body compression between the fixing base, the inside air of gasbag body passes in communicating pipe gets into the piston cylinder, the inside air promotion movable ball of piston cylinder slides, the movable ball drives first spring compression, improves the shock attenuation effect under the effect of gasbag body and first spring.

Description

Front shock absorber of air bag

Technical Field

The application relates to the technical field of shock absorbers, in particular to a front shock absorber of an air bag.

Background

The shock absorber is used for inhibiting the shock when the spring absorbs the shock and rebounds and the impact from the road surface. The damping device is widely applied to automobiles and aims to accelerate the damping of the vibration of a frame and an automobile body so as to improve the driving smoothness of the automobile. When the shock absorber passes through the uneven road surface, although the shock absorbing spring can filter the shock of the road surface, the spring can still reciprocate, and the shock absorber is used for inhibiting the spring from jumping.

When the vehicle jolts violently, the bottom end of the piston rod assembly is easy to touch, and the general shock absorber is poor in shock absorption effect and inconvenient to use. Therefore, an airbag front damper has been proposed to address the above-mentioned problems.

Disclosure of Invention

The utility model provides a bumper shock absorber is used for solving current bumper shock absorber when the vehicle jolts acutely, and piston rod assembly bottom touches the end easily before the gasbag in this embodiment, and general bumper shock absorber shock attenuation effect is relatively poor, the problem of inconvenient use.

According to one aspect of the present application, there is provided a front airbag shock absorber including a housing and a sealing means and a damping means;

the sealing device comprises a fixing sleeve, a fixing bolt, a fixing hole, a sealing sleeve, a sealing ring, a piston rod and a connecting hole, wherein the side wall of one end of the shell is fixedly connected with the fixing sleeve, the connecting holes are formed in the two ends of the shell, and the piston rod is connected in the connecting holes in a sliding manner;

buffer includes sliding seat, gasbag groove, air bag body, buffing pad, piston cylinder, first spring, free ball, communicating pipe, air cock, fixing base, buffer spring, solid fixed cylinder, snubber block and second spring, the solid fixed cylinder of one end lateral wall fixed connection of casing, the gasbag groove has been seted up to the inside of casing, the inside in gasbag groove is provided with air bag body.

Further, the seal cover has been cup jointed in the outside of fixed cover, the outside threaded connection fixing bolt of seal cover, fixing bolt threaded connection fixed orifices, the fixed orifices is seted up inside the lateral wall of fixed cover.

Further, the inside sealing washer that is provided with of one end of seal cover, the piston rod has been cup jointed to the inside of sealing washer, the piston rod runs through the one end outside fixed connection sliding seat of seal cover and fixed cover, the piston rod runs through the inside of gasbag body, the inside of the one end sliding connection fixing base of piston rod, fixing base fixed connection is in the inside in gasbag groove, the one end fixed connection cushion socket of sliding seat.

Further, the one end lateral wall fixed connection piston cylinder of casing, the inside sliding connection movable ball of piston cylinder, the one end fixed connection one end of first spring of movable ball, the inner wall of the other end fixed connection piston cylinder of first spring.

Furthermore, the one end of gasbag body fixed connection communicating pipe, the other end of communicating pipe communicates the inside of piston barrel, the air cock is installed to the one end lateral wall of piston barrel.

Furthermore, one end of the piston rod is fixedly connected with a damping block, one end of the damping block is fixedly connected with one end of a buffer spring, the other end of the buffer spring is fixedly connected with the inner wall of the fixed cylinder, the other end of the damping block is fixedly connected with one end of a second spring, and the second spring is sleeved inside the fixed cylinder.

Through the above-mentioned embodiment of this application, adopted sealing device and buffer, solved current bumper shock absorber when the vehicle jolts acutely, the piston rod subassembly bottom touches down easily, and general bumper shock absorber shock attenuation effect is relatively poor, the problem of inconvenient use.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic overall structure of an embodiment of the present application;

fig. 3 is a schematic position diagram of a piston rod, a movable seat and a cushion seat according to an embodiment of the present application.

In the figure: 1. the gas spring comprises a shell, 2, a fixing sleeve, 3, a fixing bolt, 4, a fixing hole, 5, a sealing sleeve, 6, a sealing ring, 7, a piston rod, 8, a connecting hole, 9, a movable seat, 10, an air bag groove, 11, an air bag body, 12, a buffer seat, 13, a piston cylinder, 14, a first spring, 15, a movable ball, 16, a communicating pipe, 17, an air nozzle, 18, a fixing seat, 19, a buffer spring, 20, a fixing cylinder, 21, a shock absorption block, 22 and a second spring.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the accompanying drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used in other meanings besides orientation or positional relationship, for example, the term "upper" may also be used in some cases to indicate a certain attaching or connecting relationship. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "coupled" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The air bag front shock absorber in the present embodiment may be applied to various tricycle shock absorbers, for example, the following air bag front shock absorbers are provided in the present embodiment, and the air bag front shock absorber in the present embodiment may be used to improve the following shock absorbers.

The utility model provides a motor tricycle front wheel bumper shock absorber includes shock attenuation support arm and damping spring, the shock attenuation support arm is a lever shock attenuation support arm, the pivot department of this support arm establishes the connecting piece as the hinge sleeve to articulated with motor tricycle frame, the connecting piece that heavy arm tip was established is the adapter sleeve, is connected with motor tricycle front wheel knuckle, arm of force tip links to each other with damping spring, this department can adopt the mode of floating to connect, also can adopt fixed mode to connect, but preferred fixed mode is connected, adopt U type screw rod, splint and nut fixed, it is more reliable to use. The damping spring can be a cylindrical spiral spring or a plate spring, and the damping spring can be determined according to the specific structure of the frame of the motor tricycle. In general, the plate spring is preferably selected, and has long service life and reliable operation. A hydraulic damping device can be arranged between the damping support arm and the frame to further improve the damping effect.

In addition, the positions of the connecting piece hinge sleeve at the fulcrum of the damping support arm and the damping spring at the end part of the force arm can be interchanged, namely the heavy arm and the force arm can be arranged on two sides of the hinge sleeve at the fulcrum of the support arm, and the heavy arm and the force arm can also be arranged on the same side of the hinge sleeve at the fulcrum of the lever type damping support arm. That is, the hinge shaft is sleeved at one end of the support arm, and the damping spring is arranged in the middle of the support arm. This may be dependent on the particular construction of the frame.

Of course, the embodiment can also be used for damping other tricycles. The description is omitted, and the airbag front shock absorber according to the embodiment of the present application will be described below.

Referring to fig. 1-3, a front shock absorber for an airbag includes a housing 1, a sealing device and a damping device;

the sealing device comprises a fixing sleeve 2, a fixing bolt 3, a fixing hole 4, a sealing sleeve 5, a sealing ring 6, a piston rod 7 and a connecting hole 8, wherein the side wall of one end of the shell 1 is fixedly connected with the fixing sleeve 2, the connecting holes 8 are formed in the two ends of the shell 1, and the piston rod 7 is connected in the connecting holes 8 in a sliding manner;

buffer includes sliding seat 9, gasbag groove 10, gasbag body 11, buffing pad 12, piston cylinder 13, first spring 14, movable ball 15, communicating pipe 16, air cock 17, fixing base 18, buffer spring 19, solid fixed cylinder 20, snubber block 21 and second spring 22, the solid fixed cylinder 20 of one end lateral wall fixed connection of casing 1, gasbag groove 10 has been seted up to casing 1's inside, the inside of gasbag groove 10 is provided with gasbag body 11.

Cup joint seal cover and fixed cover, then with fixing bolt threaded connection fixed orifices to with the position of piston rod and sealing washer fixed, the piston rod promotes the sliding seat and removes, the sliding seat drives the gasbag body compression between the fixing base, the inside air of gasbag body passes in communicating pipe gets into the piston cylinder, the inside air of piston cylinder promotes the movable ball and slides, the movable ball drives first spring compression, improves the shock attenuation effect under the effect of gasbag body and first spring.

A sealing sleeve 5 is sleeved on the outer side of the fixing sleeve 2, the outer side of the sealing sleeve 5 is in threaded connection with a fixing bolt 3, the fixing bolt 3 is in threaded connection with a fixing hole 4, and the fixing hole 4 is formed in the side wall of the fixing sleeve 2; a sealing ring 6 is arranged in one end of the sealing sleeve 5, a piston rod 7 is sleeved in the sealing ring 6, the piston rod 7 penetrates through the sealing sleeve 5 and the outer side of one end of the fixing sleeve 2 and is fixedly connected with a movable seat 9, the piston rod 7 penetrates through the inside of the airbag body 11, one end of the piston rod 7 is slidably connected with the inside of a fixing seat 18, the fixing seat 18 is fixedly connected with the inside of the airbag groove 10, and one end of the movable seat 9 is fixedly connected with a buffer seat 12; a piston cylinder 13 is fixedly connected to the side wall of one end of the shell 1, a movable ball 15 is slidably connected to the inside of the piston cylinder 13, one end of the movable ball 15 is fixedly connected to one end of a first spring 14, and the other end of the first spring 14 is fixedly connected to the inner wall of the piston cylinder 13; one end of the airbag body 11 is fixedly connected with one end of a communicating pipe 16, the other end of the communicating pipe 16 is communicated with the inside of the piston cylinder 13, and an air tap 17 is installed on the side wall of one end of the piston cylinder 13; the one end fixed connection snubber block 21 of piston rod 7, the one end fixed connection buffer spring 19's of snubber block 21 one end, the inner wall of the solid fixed cylinder 20 of other end fixed connection of buffer spring 19, the one end of the other end fixed connection second spring 22 of snubber block 21, second spring 22 cup joints the inside at solid fixed cylinder 20.

When the application is used, the sealing sleeve 5 is sleeved with the fixed sleeve 2, then the fixed bolt 3 is connected with the fixed hole 4 in a threaded manner, thereby fixing the positions of the piston rod 7 and the sealing ring 6, the piston rod 7 pushes the movable seat 9 to move, the movable seat 9 drives the airbag body 11 between the fixed seats 18 to compress, air in the airbag body 11 passes through the communicating pipe 16 to enter the piston cylinder 13, the air in the piston cylinder 13 pushes the movable ball 15 to slide, the movable ball 15 drives the first spring 14 to compress, the damping effect is improved under the action of the airbag body 11 and the first spring 14, the piston rod 7 penetrates through the fixed seat 18 and pushes the damping block 21 to move, the damping block 21 drives the buffer spring 19 to stretch, the other end of the damping block 21 pushes the second spring 22 to compress and accumulate force, thereby providing multiple shock absorption, enhancing the shock absorption effect, and supplementing air in time through the air nozzle 17.

The application has the advantages that:

1. the air bag damping device is simple in operation, the sealing sleeve is sleeved with the fixing sleeve, then the fixing bolt is in threaded connection with the fixing hole, the piston rod and the sealing ring are fixed, the piston rod pushes the movable seat to move, the movable seat drives the air bag body between the fixing seats to compress, air in the air bag body penetrates through the communicating pipe to enter the piston barrel, the air in the piston barrel pushes the movable ball to slide, the movable ball drives the first spring to compress, and the damping effect is improved under the action of the air bag body and the first spring;

2. this application is rational in infrastructure, and the piston rod passes the fixing base and promotes the snubber block and remove, and the snubber block drives buffer spring tensile, and the other end of snubber block promotes the compression of second spring and holds power to provide multiple shock attenuation, reinforcing shock attenuation effect can in time carry out the tonifying qi through the air cock.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A front airbag shock absorber is characterized in that: comprises a shell (1), a sealing device and a buffer device;

the sealing device comprises a fixing sleeve (2), a fixing bolt (3), a fixing hole (4), a sealing sleeve (5), a sealing ring (6), a piston rod (7) and a connecting hole (8), wherein the fixing sleeve (2) is fixedly connected to the side wall of one end of the shell (1), the connecting holes (8) are formed in the two ends of the shell (1), and the piston rod (7) is connected to the connecting holes (8) in a sliding manner;

the buffer device comprises a movable seat (9), an air bag groove (10), an air bag body (11), a buffer seat (12), a piston cylinder (13), a first spring (14), a movable ball (15), a communicating pipe (16), an air faucet (17), a fixed seat (18), a buffer spring (19), a fixed cylinder (20), a shock absorption block (21) and a second spring (22), wherein the fixed cylinder (20) is fixedly connected with one end side wall of the shell (1), the air bag groove (10) is formed in the shell (1), and the air bag body (11) is arranged in the air bag groove (10).

2. The front airbag shock absorber according to claim 1, wherein: seal cover (5) have been cup jointed in the outside of fixed cover (2), outside threaded connection fixing bolt (3) of seal cover (5), fixing bolt (3) threaded connection fixed orifices (4), set up inside the lateral wall of fixed cover (2) fixed orifices (4).

3. The front airbag shock absorber according to claim 1, wherein: the utility model discloses a gasbag sealing structure, including seal cover (5), piston rod (7) have been cup jointed to the inside of one end of seal cover (5), the one end outside fixed connection sliding seat (9) of seal cover (5) and fixed cover (2) are run through in the inside of seal cover (6), the inside of gasbag body (11) is run through in piston rod (7), the inside of the one end sliding connection fixing base (18) of piston rod (7), fixing base (18) fixed connection is in the inside of gasbag groove (10), the one end fixed connection cushion socket (12) of sliding seat (9).

4. The front airbag cushion of claim 1, wherein: the utility model discloses a portable electronic device, including casing (1), the one end lateral wall fixed connection piston cylinder (13) of casing (1), the inside sliding connection movable ball (15) of piston cylinder (13), the one end of the first spring of one end fixed connection (14) of movable ball (15), the inner wall of the other end fixed connection piston cylinder (13) of first spring (14).

5. The front airbag cushion of claim 1, wherein: one end of the airbag body (11) is fixedly connected with one end of a communicating pipe (16), the other end of the communicating pipe (16) is communicated with the inside of the piston cylinder (13), and an air tap (17) is installed on the side wall of one end of the piston cylinder (13).

6. The front airbag cushion of claim 1, wherein: the one end fixed connection snubber block (21) of piston rod (7), the one end fixed connection buffer spring (19) of snubber block (21), the inner wall of the other end fixed connection solid tube (20) of buffer spring (19), the one end of the other end fixed connection second spring (22) of snubber block (21), second spring (22) cup joint in the inside of solid tube (20).