Air suspension controller with drying agent

Abstract

The utility model discloses an air suspension controller with a desiccant, which belongs to the technical field of automobile chassis suspension and comprises an ECU (electronic control unit) controller, an ECU shell component drying cavity is arranged on one side of the ECU controller, the desiccant and a filter screen are arranged in the ECU shell component drying cavity, and the desiccant and the filter screen are arranged in the ECU shell component drying cavity. A shell of the ECU controller and a shell of the ECU shell assembly drying cavity are integrally formed in an injection molding mode, a valve block is arranged in front of the ECU controller, and a motor is arranged in front of the valve block. According to the air suspension controller with the drying agent, the shell of the ECU controller and the shell of the ECU shell assembly drying cavity are integrally formed in an injection molding mode, the structure is simple, the weight is light, the ECU shell assembly drying cavity is large in internal space, a large number of drying agents can be placed in the ECU shell assembly drying cavity, the drying efficiency is good, and the working efficiency of an air suspension is high.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile chassis air suspension, in particular to an air suspension controller with a desiccant. Background Art

[0002] With the continuous development of automobile electrification and intelligence, the demand for automobile driving comfort is getting higher and higher. Air suspension is increasingly widely used as a device to improve the longitudinal performance of automobiles. Air suspension adjusts the longitudinal height of automobile suspension by controlling the switch of high-pressure gas, meets the comfort needs of different customers, and realizes the expansion of customer demand for single vehicles. The drying effect of gas affects the response speed of air intake and air closing, affects the working life and efficiency of the electromagnetic valve filter inside the air suspension, and further affects the working efficiency of the entire air suspension. In order to realize the switch of high-pressure gas, the gas needs to be dried. In the prior art, the drying device in the air suspension is mostly a metal machined part, which is heavy and expensive. Its layout is mostly separated from the controller, usually bolted to the valve block, which occupies a large space, and is limited by the strength requirement of the machined part. The wall thickness is thicker, resulting in a small volume inside the drying chamber, resulting in a small amount of desiccant that can be placed, and the drying effect on the gas is not good, thereby affecting the working efficiency of the air suspension. Utility Model Content

[0003] The utility model aims to provide an air suspension controller with a desiccant, wherein the housing of the ECU controller and the housing of the drying chamber of the ECU housing assembly are integrally injection molded, and have a simple structure and light weight; in addition, the internal space of the drying chamber of the ECU housing assembly is large, more desiccant can be placed, the drying efficiency is good, and the working efficiency of the air suspension is high.

[0004] To achieve the above-mentioned purpose, the utility model provides an air suspension controller with a desiccant, comprising an ECU controller, an electronic control unit is arranged inside the ECU controller, an ECU housing assembly drying chamber is arranged on one side of the ECU controller, a desiccant and a filter are arranged inside the ECU housing assembly drying chamber, a housing of the ECU controller and a housing of the ECU housing assembly drying chamber are integrally injection-molded, a valve block is arranged in front of the ECU controller, and a motor is arranged in front of the valve block.

[0005] Preferably, an air valve is provided at the rear of the valve block, an exhaust valve is provided on one side of the air valve, a power limiting valve is provided below the exhaust valve, a pressure sensor is provided on one side of the power limiting valve, and a switching valve is provided on one side of the pressure sensor.

[0006] Preferably, a plunger pump is provided in the middle of the valve block, the plunger pump is connected to the air inlet and outlet joints, the air inlet and outlet joints are connected to the air outlet pipe, the ASC air inlet pipe and the ASC air outlet pipe, and the ASC air inlet pipe is connected to the air filter.

[0007] Preferably, a gas valve joint is provided at the front of the interior of the valve block, and a venting bolt is provided below the gas valve joint.

[0008] Preferably, the drying chamber of the ECU housing assembly is connected to the valve block via an air outlet pipe and an air inlet pipe, the two ends of the air outlet pipe are respectively connected to the top of the drying chamber of the ECU housing assembly and the top of the valve block, and the two ends of the air inlet pipe are respectively connected to the bottom of the drying chamber of the ECU housing assembly and the top of the valve block.

[0009] Therefore, the utility model adopts the above-mentioned air suspension controller with desiccant, and the shell of the ECU controller and the shell of the drying chamber of the ECU shell assembly are integrally injection molded, with a simple structure and light weight. The internal space of the drying chamber of the ECU shell assembly is large, more desiccant can be placed, the drying efficiency is good, and the working efficiency of the air suspension is high.

[0010] The technical solution of the utility model is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional structural schematic diagram of an embodiment of an air suspension controller with a desiccant of the utility model;

[0012] Figure 2 It is a three-dimensional structural schematic diagram of a drying chamber of an ECU controller and an ECU housing assembly of an air suspension controller with a desiccant according to the utility model;

[0013] Figure 3 The utility model is a front view of an embodiment of an air suspension controller with a desiccant.

[0014] Reference numerals

[0015] 1. Air filter; 2. ASC air inlet pipe; 3. Motor; 4. Valve block; 5. ECU controller; 51. ECU housing assembly drying chamber; 6. Air inlet pipe; 7. Air outlet pipe; 8. ASC air outlet pipe. DETAILED DESCRIPTION

[0016] The technical solution of the utility model is further described below through the accompanying drawings and embodiments.

[0017] Unless otherwise defined, the technical terms or scientific terms used in the present invention shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. Words such as "include" or "comprise" and the like mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. Words such as "connect" or "connected" and the like are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0018] Embodiment 1

[0019] like Figures 1 to 3 As shown, the utility model provides an air suspension controller with a desiccant, including an ECU controller 5, wherein an electronic control unit is arranged inside the ECU controller 5, and the electronic control unit can control the operation of various components, thereby controlling the longitudinal height of the car. An ECU housing component drying chamber 51 is arranged on one side of the ECU controller 5, and the ECU housing component drying chamber 51 is cylindrical, and is provided with components such as desiccant and filter screen for purifying air. The ECU housing component drying chamber 51 can dry the air to prevent the moisture in the air from corroding the metal parts and affecting the service life. The housing of the ECU controller 5 and the housing of the ECU housing component drying chamber 51 are integrally injection molded, with a simple structure and light weight. The internal space of the ECU housing component drying chamber 51 is large, and more desiccant can be placed, the drying efficiency is good, and the working efficiency of the air suspension is high.

[0020] A valve block 4 is provided in front of the ECU controller 5, and the ECU controller 5 can control the operation of each component inside the valve block 4. The ECU housing component drying chamber 51 is connected to the valve block 4 through the outlet pipe 7 and the inlet pipe 6. The two ends of the outlet pipe 7 are respectively connected to the top of the ECU housing component drying chamber 51 and the top of the valve block 4. The gas inside the valve block 4 can enter the ECU housing component drying chamber 51 through the inlet pipe 6 to be dehumidified by the desiccant. The two ends of the outlet pipe 7 are respectively connected to the bottom of the ECU housing component drying chamber 51 and the top of the valve block 4. The dried gas can enter the valve block 4 through the inlet pipe 6.

[0021] An air valve is provided at the rear of the valve block 4, and the air valve can control the airflow and pressure. An exhaust valve is provided on one side of the air valve, and the exhaust valve can control the gas discharge. A power limiting valve is provided below the exhaust valve, and the power limiting valve can limit the power to prevent excessive power from affecting the use. A pressure sensor is provided on one side of the power limiting valve, and the pressure sensor can detect the pressure, so that the ECU controller 5 can adjust according to the pressure. A switching valve is provided on one side of the pressure sensor, and the switching valve can change the channel through which the gas passes, thereby controlling the change in the longitudinal height of the car.

[0022] A motor 3 is provided in front of the valve block 4, and the motor 3 is fixed to the valve block 4 by bolt connection. A plunger pump is provided in the middle of the valve block 4, and the motor 3 can provide power for the movement of the plunger pump. The plunger pump is connected to the inlet and outlet joints, and the plunger pump can compress the air to increase the gas pressure. The inlet and outlet joints are connected to the outlet pipe 7, the ASC inlet pipe 2 and the ASC outlet pipe 8, and the ASC inlet pipe 2 is connected to the air filter 1, and the air filter 1 can filter the air.

[0023] A gas nozzle joint is provided in the front of the valve block 4, and the plunger pump is connected to the inlet and outlet gas joints through the gas nozzle joint. A venting bolt is provided below the gas nozzle joint, and the venting bolt can release the gas accumulated inside the valve block 4 to prevent the valve block 4 from exploding due to excessive gas pressure.

[0024] When the air suspension controller with desiccant provided by the utility model is used, the ASC intake pipe 2 is connected to the air filter 1, and then the motor 3 is started, and the motor 3 drives the plunger pump to move, and the external air enters the valve block 4 through the air filter 1 and the ASC intake pipe 2, and the ECU controller 5 controls the gas inside the valve block 4 to enter the ECU housing component drying chamber 51 through the intake pipe 6, and then the gas is dehydrated by the desiccant in the ECU housing component drying chamber 51, and then the dried gas enters the valve block 4 through the outlet pipe 7, and the high-pressure gas enters the various solenoid valves on the valve block 4 to switch, thereby providing the air suspension pressure required by each wheel and transmitting it to the outlet of the valve block 4. The high-pressure gas is finally output to the four wheel suspension systems through the outlet pipe 8 of the ASC, thereby adjusting the longitudinal target suspension height and pressure of the vehicle.

[0025] Therefore, the utility model adopts the above-mentioned air suspension controller with desiccant, and the shell of the ECU controller and the shell of the drying chamber of the ECU shell assembly are integrally injection molded, with a simple structure and light weight. The internal space of the drying chamber of the ECU shell assembly is large, more desiccant can be placed, the drying efficiency is good, and the working efficiency of the air suspension is high.

[0026] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that they can still modify or replace the technical solution of the utility model with equivalents, and these modifications or equivalent replacements cannot cause the modified technical solution to deviate from the spirit and scope of the technical solution of the utility model.

Claims

1. An air suspension controller with a desiccant, characterized in that: The invention comprises an ECU controller, wherein an electronic control unit is arranged inside the ECU controller, an ECU housing component drying chamber is arranged on one side of the ECU controller, a desiccant and a filter are arranged inside the ECU housing component drying chamber, a housing of the ECU controller and a housing of the ECU housing component drying chamber are integrally injection-molded, a valve block is arranged in front of the ECU controller, and a motor is arranged in front of the valve block.

2. The air suspension controller with desiccant according to claim 1, characterized in that: An air valve is arranged at the rear of the valve block, an exhaust valve is arranged at one side of the air valve, a power limiting valve is arranged below the exhaust valve, a pressure sensor is arranged at one side of the power limiting valve, and a switching valve is arranged at one side of the pressure sensor.

3. The air suspension controller with desiccant according to claim 1, characterized in that: A plunger pump is provided in the middle of the valve block, the plunger pump is connected to the inlet and outlet joints, the inlet and outlet joints are connected to the outlet pipe, the ASC inlet pipe and the ASC outlet pipe, and the ASC inlet pipe is connected to the air filter.

4. The air suspension controller with desiccant according to claim 1, characterized in that: An air nozzle joint is arranged at the front of the valve block, and an air venting bolt is arranged below the air nozzle joint.

5. The air suspension controller with desiccant according to claim 1, characterized in that: The drying chamber of the ECU housing assembly is connected to the valve block through an air outlet pipe and an air inlet pipe, the two ends of the air outlet pipe are respectively connected to the top of the drying chamber of the ECU housing assembly and the top of the valve block, and the two ends of the air inlet pipe are respectively connected to the bottom of the drying chamber of the ECU housing assembly and the top of the valve block.

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