Intelligent adjustable shock absorber

Abstract

The intelligent adjustable shock absorber comprises an upper support, a buffering air bag and an air valve, an upper installation block is installed at the lower end of the upper support, the buffering air bag is arranged outside the lower end of the upper installation block, a connecting air channel is connected to the left side of the lower end of the buffering air bag, and meanwhile the air valve is arranged outside the connecting air channel. A lower mounting block is arranged at the bottom of the buffering air bag, a lower support is mounted at the lower end of the lower mounting block, an outer damping cylinder is mounted in the middle of the lower end of the upper mounting block, an inner damping cylinder is connected into the outer damping cylinder, a bottom valve is mounted at the lower end in the inner damping cylinder, and a sealing top cover is arranged at the upper end in the inner damping cylinder. A piston rod is installed at the middle end in the outer damping cylinder, and a through-flow electromagnetic valve is arranged at the front end of the piston rod. According to the intelligent adjustable shock absorber, the using length of the shock absorber can be adjusted and controlled, and the overall practicability and using efficiency of the shock absorber are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of shock absorber, concretely to an intelligent adjustable shock absorber. BACKGROUND

[0002] The shock absorber is a device for inhibiting the shock and impact from the road when the spring absorbs the shock and rebounds, which is widely used in automobiles to accelerate the attenuation of the vibration of the vehicle frame and the vehicle body, thereby improving the driving smoothness of the automobile. In the suspension system, the shock absorber is usually installed in parallel with the elastic element, works through the hydraulic principle, and consumes vibration energy by using the friction of oil in the small hole, thereby reducing the vibration of the vehicle. In order to improve the shock absorption efficiency of the automobile, a shock absorber is needed, but the existing shock absorber still has the following shortcomings:

[0003] The utility model discloses a shock absorber, the utility model discloses a buffer assembly is set, buffer assembly has good elastic buffering effect through the setting elastic piece, not only can play good limiting effect, simultaneously also can play good buffer shock absorbing effect, protection assembly will not be damaged because of the impact, and the purpose of noise reduction is realized, but similar to the above-mentioned application of the comparative document, when the existing shock absorber is used, most of the shock absorbers cannot actively adjust the shock absorption performance, that is, the use length of the shock absorber itself cannot be controlled, which causes certain limitations in the use of the shock absorber, thereby not being convenient for being applied to different use environments or use performance, causing the practicality of the shock absorber to decrease and the use efficiency to decrease.

[0004] Therefore, in view of the above, the existing structure and defects are improved, and an intelligent adjustable shock absorber is provided. UTILITY MODEL CONTENTS

[0005] The utility model discloses an intelligent adjustable shock absorber, which solves the problems in the background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: an intelligent adjustable shock absorber, comprising an upper support, a buffer air bag and a gas valve, the upper end of the upper support is provided with an upper mounting block, the outer part of the lower end of the upper mounting block is provided with a buffer air bag, the left side of the lower end of the buffer air bag is connected with a connecting air duct, the outer part of the connecting air duct is provided with a gas valve, the bottom of the buffer air bag is provided with a lower mounting block, the lower end of the lower mounting block is provided with a lower support, the middle part of the lower end of the upper mounting block is provided with an outer damping cylinder, the inner part of the outer damping cylinder is connected with an inner damping cylinder, the inner part of the lower end of the inner damping cylinder is provided with a bottom valve, the inner part of the upper end of the inner damping cylinder is provided with a sealing top cover, the inner part of the middle end of the outer damping cylinder is provided with a piston rod, and the front end of the piston rod is provided with a flow-through electromagnetic valve.

[0007] Further, the upper support is vertically distributed with the upper mounting block, and the upper support is fixedly connected with the upper mounting block through welding.

[0008] Further, the connecting air passage is embeddedly connected with the buffer air bag, and the connecting air passage is fixedly connected with the buffer air bag through bolts.

[0009] Further, the outer damping cylinder is internally dimensioned to match the outer dimension of the inner damping cylinder, and the inner side of the outer damping cylinder is tightly attached to the outer side of the inner damping cylinder.

[0010] Further, the bottom valve is embeddedly connected with the inner damping cylinder, and the bottom valve is fixedly connected with the inner damping cylinder through bolts.

[0011] Further, the outer dimension of the sealing top cover is internally dimensioned to match the outer dimension of the inner damping cylinder, and the outer side of the sealing top cover is tightly attached to the inner wall of the inner damping cylinder.

[0012] Further, the piston rod is embeddedly connected with the sealing top cover, and the piston rod is slidingly connected with the sealing top cover.

[0013] Further, the piston rod is vertically distributed with the through-flow electromagnetic valve, and the piston rod is fixedly connected with the through-flow electromagnetic valve through bolts.

[0014] The utility model provides a kind of intelligent adjustable shock absorber, with following beneficial effects:

[0015] 1, the utility model is limitedly installed between upper mounting block and lower mounting block by the setting of buffer air bag when using intelligent adjustable shock absorber, the gas inside buffer air bag is regulated using connecting air passage and air valve, so that buffer air bag inside can be better inflated and exhausted, so that the damping rod formed by outer damping cylinder and inner damping cylinder also rises or falls with buffer air bag when shock absorber normal operation, and then the use height of shock absorber is adjusted, and then it is suitable for different use environment or use performance, improve flexibility and mobility in the use process of shock absorber.

[0016] 2, the utility model is formed by outer damping cylinder and inner damping cylinder into damping rod by the setting of through-flow electromagnetic valve when using intelligent adjustable shock absorber, the oil flow is regulated using bottom valve set in the lower end of inner damping cylinder, and damping force is generated, the overflow of hydraulic oil is avoided by the sealing top cover set in the upper end of inner damping cylinder, and the oil amount in unit time is controlled by changing the size of valve of through-flow electromagnetic valve in the front end of piston rod, so as to realize the change of extrusion friction degree between oil and valve to change the dissipation rate of vibration energy in unit time, and then the shock absorbing performance of shock absorber can be intelligently adjusted, and the overall practicality and use efficiency of shock absorber are improved. DRAWINGS

[0017] Fig. 1 It is a three-dimensional structure schematic view of the intelligent adjustable shock absorber of the utility model;

[0018] Fig. 2 It is a three-dimensional sectional view structure schematic view of the buffer air bag of the intelligent adjustable shock absorber of the utility model;

[0019] Fig. 3 It is a three-dimensional sectional view structure schematic view of the through-flow electromagnetic valve of the intelligent adjustable shock absorber of the utility model.

[0020] In the drawing: 1, upper support; 2, upper mounting block; 3, buffer air bag; 4, connecting air channel; 5, air valve; 6, lower mounting block; 7, lower support; 8, outer damping cylinder; 9, inner damping cylinder; 10, bottom valve; 11, sealing top cover; 12, piston rod; 13, through-flow electromagnetic valve. DETAILED DESCRIPTION

[0021] The embodiment of the utility model is further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0022] As Figs. 1-3 shown, an intelligent adjustable shock absorber includes upper support 1, buffer air bag 3 and air valve 5, upper support 1 lower end is installed with upper mounting block 2, and upper mounting block 2 lower end is externally provided with buffer air bag 3, and buffer air bag 3 lower end left side is connected with connecting air channel 4, simultaneously connecting air channel 4 is externally provided with air valve 5, buffer air bag 3 bottom is provided with lower mounting block 6, and lower mounting block 6 lower end is installed with lower support 7, upper support 1 and upper mounting block 2 are vertically distributed, and upper support 1 and upper mounting block 2 are fixedly connected through welding, connecting air channel 4 and buffer air bag 3 are embeddedly connected, and connecting air channel 4 and buffer air bag 3 are fixedly connected through bolt, buffer air bag 3 upper end and upper mounting block 2 lower end are fixed through the limiting structure of clamping, and buffer air bag 3 lower end and lower mounting block 6 upper end are also fixed, so that buffer air bag 3 is limitedly installed between upper mounting block 2 and lower mounting block 6, the gas in buffer air bag 3 is regulated using connecting air channel 4 and air valve 5, so that buffer air bag 3 can better inflate and exhaust, so that the damping rod formed by outer damping cylinder 8 and inner damping cylinder 9 also rises or falls along with buffer air bag 3 when the shock absorber normally operates, and then the use height of the shock absorber as a whole is adjusted, and then it is suitable for different use environments or use performances, and the flexibility and mobility in the use process of the shock absorber are improved.

[0023] As Figs. 1-3As shown, the outer damping cylinder 8 is installed at the middle of the lower end of the upper mounting block 2, and the inner damping cylinder 9 is connected inside the outer damping cylinder 8, and the bottom valve 10 is installed at the lower end inside the inner damping cylinder 9, and the sealing top cover 11 is arranged at the upper end inside the inner damping cylinder 9, the piston rod 12 is installed at the middle inside the outer damping cylinder 8, and the through-flow electromagnetic valve 13 is arranged at the front end of the piston rod 12, the inner diameter of the outer damping cylinder 8 is matched with the outer diameter of the inner damping cylinder 9, and the inner side of the outer damping cylinder 8 is tightly attached to the outer side of the inner damping cylinder 9, the bottom valve 10 is embeddedly connected with the inner damping cylinder 9, and the bottom valve 10 is fixedly connected with the inner damping cylinder 9 through bolts, the outer diameter of the sealing top cover 11 is matched with the inner diameter of the inner damping cylinder 9, and the outer side of the sealing top cover 11 is tightly attached to the inner wall of the inner damping cylinder 9, the piston rod 12 is embeddedly connected with the sealing top cover 11, and the piston rod 12 is slidingly connected with the sealing top cover 11, the piston rod 12 and the through-flow electromagnetic valve 13 are vertically distributed, and the piston rod 12 and the through-flow electromagnetic valve 13 are fixedly connected through bolts, the outer damping cylinder 8 is fixedly installed at the middle of the lower end of the upper mounting block 2 through fastening bolts, and the inner damping cylinder 9 is fixedly installed at the middle of the upper end of the lower mounting block 6 through fastening bolts, the damping rod is formed by the outer damping cylinder 8 cooperating with the inner damping cylinder 9, the bottom valve 10 arranged at the lower end inside the inner damping cylinder 9 is used to adjust the flow of oil, to generate damping force, and the sealing top cover 11 arranged at the upper end inside the inner damping cylinder 9 is used to prevent hydraulic oil from overflowing, and the through-flow electromagnetic valve 13 arranged at the front end of the piston rod 12 is used to change the size of the valve to control the oil flow in unit time, so as to change the extrusion and friction degree between the oil and the valve to change the dissipation rate of vibration energy in unit time, and then the shock absorber can intelligently adjust its own shock absorption performance, and improve the overall practicality and use efficiency of the shock absorber.

[0024] In summary, the intelligent adjustable shock absorber, when in use, first ensures that the shock absorber can exert the best damping effect in the use process through the upper support 1 and the lower support 7, thereby guaranteeing the balance and stability of the vehicle, and the buffer air bag 3 is limitedly installed between the upper mounting block 2 and the lower mounting block 6, the gas inside the buffer air bag 3 is regulated by the connecting air duct 4 and the air valve 5, so that the buffer air bag 3 can better inflate and exhaust, so that when the shock absorber is normally operated, the damping rod composed of the outer damping cylinder 8 and the inner damping cylinder 9 also rises or falls with the buffer air bag 3, thereby adjusting the use height of the whole shock absorber, then, the damping rod is formed by the outer damping cylinder 8 cooperating with the inner damping cylinder 9, the bottom valve 10 arranged at the lower end of the inner damping cylinder 9 is used to adjust the flow of oil, and the damping force is generated, at the same time, the sealing top cover 11 arranged at the upper end of the inner damping cylinder 9 is used to prevent the overflow of hydraulic oil, at the same time, the through-flow electromagnetic valve 13 at the front end of the piston rod 12 changes the size of the valve to control the oil flow amount per unit time, so as to change the extrusion friction degree between the oil and the valve to change the dissipation rate of the vibration energy per unit time, thereby intelligently adjusting the damping performance of the shock absorber, and improving the practicability and use efficiency of the whole shock absorber.

[0025] Embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments were chosen and described in order to best explain the principles of the application and its practical application, and to enable others skilled in the art to understand the application for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. An intelligent adjustable shock absorber, comprising an upper support (1), a buffer airbag (3), and an air valve (5), characterized in that, The upper support (1) is equipped with an upper mounting block (2) at its lower end, and a buffer airbag (3) is provided on the lower exterior of the upper mounting block (2). A connecting airway (4) is connected to the lower left side of the buffer airbag (3), and an air valve (5) is provided on the outside of the connecting airway (4). A lower mounting block (6) is provided at the bottom of the buffer airbag (3), and a lower support (7) is installed at the lower end of the lower mounting block (6). An outer damping cylinder (8) is installed in the middle of the lower end of the upper mounting block (2), and an inner damping cylinder (9) is connected inside the outer damping cylinder (8). A bottom valve (10) is installed at the lower end of the inner damping cylinder (9), and a sealing top cover (11) is provided at the upper end of the inner damping cylinder (9). A piston rod (12) is installed in the middle of the inner damping cylinder (8), and a flow solenoid valve (13) is provided at the front end of the piston rod (12).

2. The intelligent adjustable shock absorber according to claim 1, characterized in that, The upper support (1) and the upper mounting block (2) are arranged perpendicularly, and the upper support (1) and the upper mounting block (2) are fixedly connected by welding.

3. The intelligent adjustable shock absorber according to claim 1, characterized in that, The connecting airway (4) and the buffer airbag (3) are embedded in each other, and the connecting airway (4) and the buffer airbag (3) are fixedly connected by bolts.

4. The intelligent adjustable shock absorber according to claim 1, characterized in that, The internal dimensions of the outer damping cylinder (8) are adapted to the external dimensions of the inner damping cylinder (9), and the inner side of the outer damping cylinder (8) is tightly fitted to the outer side of the inner damping cylinder (9).

5. The intelligent adjustable shock absorber according to claim 1, characterized in that, The bottom valve (10) is embedded in the inner damping cylinder (9), and the bottom valve (10) is fixedly connected to the inner damping cylinder (9) by bolts.

6. The intelligent adjustable shock absorber according to claim 1, characterized in that, The external dimensions of the sealing top cover (11) are adapted to the internal dimensions of the inner damping cylinder (9), and the outer side of the sealing top cover (11) is tightly fitted to the inner wall of the inner damping cylinder (9).

7. The intelligent adjustable shock absorber according to claim 1, characterized in that, The piston rod (12) is embedded in the sealing top cover (11), and the piston rod (12) is slidably connected to the sealing top cover (11).

8. The intelligent adjustable shock absorber according to claim 1, characterized in that, The piston rod (12) is perpendicular to the flow solenoid valve (13), and the piston rod (12) and the flow solenoid valve (13) are fixedly connected by bolts.

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