Height self-adaptive adjusting structure for electro-hydraulic active suspension shock absorber of passenger car

Abstract

The utility model relates to the technical field of shock absorbers, in particular to a passenger car electro-hydraulic active suspension shock absorber height self-adaption adjusting structure which comprises a shock absorber body, an adjusting mechanism is arranged on the outer wall of the shock absorber body, a controller is installed on the front face of the shock absorber body, a binding post is fixedly connected to the outer wall of the controller, and the binding post is fixedly connected to the outer wall of the controller. A displacement sensor is mounted on the outer wall of the shock absorber body; the adjusting mechanism comprises a connecting base slidably connected to the outer wall of the shock absorber body, an adjusting block is slidably connected to the position, corresponding to the shock absorber body, in the connecting base, a sliding nut is fixedly connected to the position, in the connecting base, of the outer wall of the adjusting block, and a driving screw is in threaded connection with the interior of the sliding nut. According to the passenger car electro-hydraulic active suspension shock absorber height self-adaption adjusting structure, the height of the shock absorber is adjusted through the adjusting mechanism in the structure, and the problems that the height of an existing shock absorber cannot be adjusted, and use is inconvenient are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of shock absorbers, in particular to a height adaptive adjustment structure of an electro-hydraulic active suspension shock absorber of a passenger car. Background Art

[0002] The electro-hydraulic active suspension shock absorber of a passenger car is a key component for reducing and absorbing vibration and impact during the driving of the car and ensuring the smoothness of the car's driving. However, the existing shock absorber still has shortcomings, specifically: the existing shock absorber cannot adjust the height and is inconvenient to use.

[0003] Therefore, a highly adaptive adjustment structure of an electro-hydraulic active suspension shock absorber for a passenger car is needed to solve the problems raised in the above background technology. Utility Model Content

[0004] The utility model aims to provide a height adaptive adjustment structure of an electro-hydraulic active suspension shock absorber of a passenger car to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A height adaptive adjustment structure of a passenger car electro-hydraulic active suspension shock absorber comprises a shock absorber body, an outer wall of the shock absorber body is provided with an adjustment mechanism, a controller is installed on the front of the shock absorber body, a terminal is fixedly connected to the outer wall of the controller, and a displacement sensor is installed on the outer wall of the shock absorber body;

[0007] The adjusting mechanism includes a connecting seat slidably connected to the outer wall of the shock absorber body, an adjusting block is slidably connected inside the connecting seat and at a corresponding position of the shock absorber body, a sliding nut is fixedly connected to the outer wall of the adjusting block and inside the connecting seat, a driving screw is threadedly connected to the inner part of the sliding nut, a servo motor is fixedly connected to the inner part of the connecting seat and above the driving screw, a connecting rod is fixedly connected to the top and bottom of the shock absorber body, a connecting sleeve is slidably connected to the outer wall of the connecting rod, a sliding block is slidably connected to the inner part of the connecting rod and inside the connecting sleeve, a groove is provided on the inner wall of the connecting sleeve, a pushing plate is fixedly connected to the inner part of the connecting rod, a reset spring is fixedly connected to the outer wall of the sliding block and inside the connecting rod, and an electric push rod is fixedly connected to the bottom of the pushing plate.

[0008] As a preferred solution of the present invention, the controller, the displacement sensor and the terminal are all connected electrically, and the controller is connected to the central console of the passenger car via a wireless data network.

[0009] As a preferred solution of the utility model, the connecting seat and the adjusting block are both made of aluminum alloy, the shape of the groove is adapted to the shape of the slider, and the connection between the adjusting block and the shock absorber body, the servo motor and the driving screw, and the reset spring and the connecting rod are all fixed connections.

[0010] As a preferred solution of the utility model, the connecting rod, the connecting sleeve and the slider are all made of stainless steel, the slider, the groove and the return spring are all provided in multiple groups, and the connection mode between the driving screw and the connecting seat is a rotational connection.

[0011] As a preferred solution of the utility model, the adjustment block passes through and extends outside the connecting seat, and the connection mode between the groove and the sliding block is a sliding connection.

[0012] As a preferred solution of the utility model, the sliding block passes through the connecting rod and extends into the groove, and the connection method of the servo motor, the electric push rod and the controller is electrical connection.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, a height adaptive adjustment structure of a passenger car electro-hydraulic active suspension shock absorber is designed, and the height of the shock absorber is adjusted by using the adjustment mechanism in the structure. The connecting seat is installed on the active suspension, and the connecting sleeve is connected to the suspension arm of the suspension by bolts. When the height of the shock absorber needs to be adjusted, the passenger car center console inputs an adjustment signal to the controller, and the controller starts the electric push rod and the servo motor. The electric push rod drives the push plate to move inward, and the push plate moving inward no longer resists the slider, and the reset spring drives the slider to move inward, and the slider moving inward will exit the groove. The slider no longer gets stuck on the connecting rod, and the servo motor drives the driving screw to rotate. The rotating driving screw drives the adjusting block to move upward or downward through the sliding nut, and the adjusting block drives the shock absorber body and the connecting rod to move, so that the slider is aligned with the new groove, and the electric push rod drives the push plate to move outward. The push plate moving outward will squeeze the slider to move outward, and the slider moving outward will enter the new groove. The slider entering the groove will jam the connecting rod in the connecting sleeve, thereby fixing the shock absorber body. The height of the shock absorber body can be adjusted, which solves the problem that the existing shock absorber cannot adjust the height and is inconvenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 It is a schematic diagram of a partial front section structure of the utility model;

[0017] Figure 3 For this utility model Figure 2 Enlarged view of point A in the middle.

[0018] In the figure: 1. shock absorber body; 2. adjustment mechanism; 3. controller; 4. terminal; 5. displacement sensor; 201. connecting seat; 202. adjustment block; 203. sliding nut; 204. driving screw; 205. servo motor; 206. connecting rod; 207. connecting sleeve; 208. slider; 209. groove; 210. push plate; 211. return spring; 212. electric push rod. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may also be a central element. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0023] For examples, see Figure 1-3 , the utility model provides a technical solution:

[0024] A height adaptive adjustment structure of a passenger car electro-hydraulic active suspension shock absorber comprises a shock absorber body 1, an adjustment mechanism 2 is arranged on the outer wall of the shock absorber body 1, a controller 3 is installed on the front of the shock absorber body 1, a terminal 4 is fixedly connected to the outer wall of the controller 3, and a displacement sensor 5 is installed on the outer wall of the shock absorber body 1;

[0025] The connection modes of the controller 3, the displacement sensor 5 and the terminal 4 are all electrically connected, and the controller 3 is connected to the central console of the passenger car through a wireless data network;

[0026] In this embodiment, referring to the figure, the adjustment mechanism 2 includes a connection seat 201 slidably connected to the outer wall of the shock absorber body 1, an adjustment block 202 is slidably connected inside the connection seat 201 and at a corresponding position of the shock absorber body 1, a sliding nut 203 is fixedly connected to the outer wall of the adjustment block 202 and inside the connection seat 201, a driving screw 204 is threadedly connected to the inner part of the sliding nut 203, a servo motor 205 is fixedly connected to the inner part of the connection seat 201 and above the driving screw 204, and the shock absorber body 1 is fixedly connected with a connecting rod 206 at the top and bottom, a connecting sleeve 207 is slidably connected to the outer wall of the connecting rod 206, a slider 208 is slidably connected to the inside of the connecting rod 206 and the inside of the connecting sleeve 207, a groove 209 is provided on the inner wall of the connecting sleeve 207, a push plate 210 is fixedly connected to the inside of the connecting rod 206, a return spring 211 is fixedly connected to the outer wall of the slider 208 and the inside of the connecting rod 206, and an electric push rod 212 is fixedly connected to the bottom of the push plate 210;

[0027] The connecting seat 201 and the adjusting block 202 are both made of aluminum alloy, the shape of the groove 209 is adapted to the shape of the slider 208, the adjusting block 202 and the shock absorber body 1, the servo motor 205 and the driving screw 204, and the return spring 211 and the connecting rod 206 are all connected in a fixed manner, the connecting rod 206, the connecting sleeve 207 and the slider 208 are all made of stainless steel, and the slider 208, the groove 209 and the return spring 211 are all provided with multiple groups, the driving screw 204 and the connecting seat 201 are connected in a rotating manner, the adjusting block 202 passes through and extends to the outside of the connecting seat 201, the groove 209 and the slider 208 are connected in a sliding manner, the slider 208 passes through the connecting rod 206 and extends into the groove 209, the servo motor 205, the electric push rod 212 and the controller 3 are all connected in an electrical manner, the controller 3 starts the electric push rod 212 and the servo motor 205, the electric push rod 21 2 drives the push plate 210 to move inward, the push plate 210 moving inward no longer resists the slider 208, the return spring 211 drives the slider 208 to move inward, the slider 208 moving inward will exit the groove 209, the slider 208 no longer blocks the connecting rod 206, the servo motor 205 drives the driving screw 204 to rotate, the rotating driving screw 204 drives the adjusting block 202 to move upward or downward through the sliding nut 203, the adjusting block 202 drives the shock absorber body 1 and the connecting rod 206 to move, after the shock absorber body 1 moves a suitable distance, the slider 208 aligns with the new groove 209, the electric push rod 212 drives the push plate 210 to move outward, the push plate 210 moving outward will squeeze the slider 208 to move outward, the slider 208 moving outward enters the new groove 209, the slider 208 entering the groove 209 will clamp the connecting rod 206 in the connecting sleeve 207, thereby fixing the shock absorber body 1.

[0028] The working process of the utility model is as follows: when the height adaptive adjustment structure of the electro-hydraulic active suspension shock absorber of a passenger car designed by the present invention is in operation, the connecting seat 201 is installed on the active suspension, and the connecting sleeve 207 is connected to the suspension arm of the suspension by bolts. When the height of the shock absorber body 1 needs to be adjusted, the central console of the passenger car inputs an adjustment signal to the controller 3, and the controller 3 starts the electric push rod 212 and the servo motor 205. The electric push rod 212 drives the push plate 210 to move inward, and the push plate 210 moving inward no longer resists the slider 208, and the reset spring 211 drives the slider 208 to move inward, and the slider 208 moving inward will exit the groove 209, and the slider 208 will not Then clamp the connecting rod 206, the servo motor 205 will drive the driving screw 204 to rotate, and the rotating driving screw 204 will drive the adjusting block 202 to move upward or downward through the sliding nut 203, and the adjusting block 202 will drive the shock absorber body 1 and the connecting rod 206 to move. After the shock absorber body 1 moves a suitable distance, the slider 208 is aligned with the new groove 209, and the electric push rod 212 drives the push plate 210 to move outward, and the outward moving push plate 210 will squeeze the slider 208 to move outward, and the outward moving slider 208 will enter the new groove 209. The slider 208 entering the groove 209 will clamp the connecting rod 206 in the connecting sleeve 207, thereby fixing the shock absorber body 1.

[0029] 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 height adaptive adjustment structure of a passenger car electro-hydraulic active suspension shock absorber, comprising a shock absorber body (1), characterized in that: An adjustment mechanism (2) is provided on the outer wall of the shock absorber body (1), a controller (3) is installed on the front of the shock absorber body (1), a terminal (4) is fixedly connected to the outer wall of the controller (3), and a displacement sensor (5) is installed on the outer wall of the shock absorber body (1); The adjustment mechanism (2) comprises a connection seat (201) slidably connected to the outer wall of the shock absorber body (1); an adjustment block (202) is slidably connected inside the connection seat (201) and at a corresponding position of the shock absorber body (1); a sliding nut (203) is fixedly connected to the outer wall of the adjustment block (202) and inside the connection seat (201); a driving screw rod (204) is threadedly connected to the inside of the sliding nut (203); a servo motor (205) is fixedly connected to the inside of the connection seat (201) and above the driving screw rod (204); and the top and The bottom is fixedly connected to a connecting rod (206), the outer wall of the connecting rod (206) is slidably connected to a connecting sleeve (207), the interior of the connecting rod (206) and the interior of the connecting sleeve (207) are slidably connected to a slider (208), the inner wall of the connecting sleeve (207) is provided with a groove (209), the interior of the connecting rod (206) is fixedly connected to a push plate (210), the outer wall of the slider (208) and the interior of the connecting rod (206) are fixedly connected to a return spring (211), and the bottom of the push plate (210) is fixedly connected to an electric push rod (212).

2. The height adaptive adjustment structure of the electro-hydraulic active suspension shock absorber of a passenger car according to claim 1, characterized in that: The controller (3), the displacement sensor (5) and the terminal (4) are all connected electrically, and the controller (3) is connected to the central console of the passenger car via a wireless data network.

3. The height adaptive adjustment structure of the electro-hydraulic active suspension shock absorber of a passenger car according to claim 1, characterized in that: The connecting seat (201) and the adjusting block (202) are both made of aluminum alloy. The shape of the groove (209) matches the shape of the slider (208). The adjusting block (202) and the shock absorber body (1), the servo motor (205) and the driving screw (204), and the return spring (211) and the connecting rod (206) are all connected in a fixed manner.

4. The height adaptive adjustment structure of the electro-hydraulic active suspension shock absorber of a passenger car according to claim 1, characterized in that: The connecting rod (206), the connecting sleeve (207) and the sliding block (208) are all made of stainless steel. The sliding block (208), the groove (209) and the return spring (211) are provided in multiple groups. The driving screw (204) and the connecting seat (201) are connected in a rotational manner.

5. The height adaptive adjustment structure of the electro-hydraulic active suspension shock absorber of a passenger car according to claim 1, characterized in that: The adjusting block (202) penetrates through and extends outside the connecting seat (201), and the groove (209) and the sliding block (208) are connected in a sliding manner.

6. The height adaptive adjustment structure of the electro-hydraulic active suspension shock absorber of a passenger car according to claim 1, characterized in that: The slider (208) passes through the connecting rod (206) and extends into the groove (209); the servo motor (205), the electric push rod (212) and the controller (3) are all connected electrically.

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