Air supply valve block of air suspension

Abstract

The utility model discloses an air suspension air supply valve block which comprises a valve block body, a first installation groove used for installing a motor is formed in the upper end face of the valve block body, and a second installation groove used for installing a first pump piston and a third installation groove used for installing a second pump piston are formed in the two sides of the first installation groove respectively. The upper end face of the valve block body is further provided with an air spring connector used for being connected with an air spring. A fourth mounting groove for mounting an air spring electromagnetic valve, a fifth mounting groove for mounting an air spring three-way valve, a sixth mounting groove for mounting a pump inlet isolation electromagnetic valve and a seventh mounting groove for mounting an air storage tank control valve are formed in the lower end face of the valve block body. According to the utility model, the mounting positions of the supercharger and the control valves are recombined, so that the volume of the air supply valve block of the air suspension is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of air suspension, in particular to an air suspension air supply valve block. Background Art

[0002] The air suspension ASU (Air Supply Unit) is an important part of the air suspension system. It uses the air spring air supply system to change the vehicle body height and adjust the stiffness or damping of the suspension, thereby improving the passability and comfort of the vehicle. High-pressure air needs to be filled into the airbag of the air spring in the air spring air supply system to complete the support of the vehicle, and the high-pressure air in the airbag also needs to be released when the vehicle body height is reduced.

[0003] The air supply control of the air suspension ASU is mainly realized by various control valves and superchargers installed on the air supply valve block. The existing air suspension air supply valve block is large in volume and high in cost. Summary of the Utility Model

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art. For this reason, the purpose of the utility model is to provide an air suspension air supply valve block, which recombines the installation positions of the supercharger and each control valve to reduce the volume of the air suspension air supply valve block.

[0005] The purpose of the utility model is realized by adopting the following technical scheme:

[0006] The utility model discloses an air suspension air supply valve block, which comprises a valve block body. A first installation groove for installing a motor is formed on the upper end surface of the valve block body. Second installation grooves for installing first pump pistons and third installation grooves for installing second pump pistons are respectively arranged on both sides of the first installation groove. The second installation grooves and the third installation grooves are symmetrically distributed on both sides of the first installation groove, and one ends of the second installation grooves and the third installation grooves are both communicated with the first installation groove, and the other ends of the second installation grooves and the third installation grooves extend to the first side surface and the second side surface of the valve block body;

[0007] An air spring interface for connecting an air spring is further formed on the upper end surface of the valve block body, and a fourth installation groove for installing an air spring solenoid valve is formed on the lower end surface of the valve block body; Fifth installation grooves for installing air spring three-way valves, sixth installation grooves for installing pump inlet isolation solenoid valves, and seventh installation grooves for installing gas storage tank control valves are respectively formed on the lower end surface of the valve block body;

[0008] A first connection channel, a second connection channel, a third connection channel, and a fourth connection channel are defined within the valve block body. The two ends of the first connection channel are respectively in communication with the air spring interface and the first connection port of the fourth mounting groove. The two ends of the second connection channel are respectively in communication with the second connection port of the fourth mounting groove and the first connection port of the fifth mounting groove. The two ends of the third connection channel are respectively in communication with the first connection port of the sixth mounting groove and the first connection port of the seventh mounting groove, and the second connection port of the fifth mounting groove is in communication with the third connection channel. The two ends of the fourth connection channel are respectively in communication with the second connection port of the seventh mounting groove and the gas storage tank interface for connecting to the gas storage tank.

[0009] An air inlet interface and an air outlet interface are further defined on the upper end face of the valve block body. A fifth connection channel and a sixth connection channel are also defined within the valve block body. The two ends of the fifth connection channel are respectively in communication with the air inlet interface, and the first connection ports of the second mounting groove and the third mounting groove. The two ends of the sixth connection channel are respectively in communication with the air outlet interface, and the second connection ports of the second mounting groove and the third mounting groove. The second connection port of the sixth mounting groove is also in communication with the fifth connection channel. The third connection port of the fifth mounting groove is also in communication with the sixth connection channel.

[0010] As an alternative embodiment, the gas storage tank interface is disposed on the upper end face of the valve block body.

[0011] As an alternative embodiment, a first one-way valve is further disposed on the fifth connection channel. An eighth mounting groove for installing a safety valve is further defined on the lower end face of the valve block body. The first connection port of the eighth mounting groove is connected to the fifth connection channel between the first connection ports of the second mounting groove and the third mounting groove and the first one-way valve. The second connection port of the eighth mounting groove is connected to the fifth connection channel between the air inlet interface and the first one-way valve. The third connection port of the eighth mounting groove is connected to the sixth connection channel. The second connection port of the sixth mounting groove is connected to the fifth connection channel between the first connection ports of the second mounting groove and the third mounting groove and the first one-way valve.

[0012] As an alternative embodiment, a dryer air inlet interface and a dryer air outlet interface are further defined on the second side face of the valve block body. The sixth connection channel includes a sixth-one connection channel and a sixth-two connection channel. The dryer air inlet interface and the dryer air outlet interface are respectively used for connecting to the air inlet and the air outlet of the dryer. The two ends of the sixth-one connection channel are respectively in communication with the dryer air inlet interface and the third connection port of the fifth mounting groove. The sixth-two connection channel has three end interfaces, and its three end interfaces are respectively in communication with the dryer air outlet interface, the air outlet interface, and the second connection ports of the second mounting groove and the third mounting groove.

[0013] As an alternative embodiment, a ninth mounting groove for mounting an exhaust solenoid valve is further formed on the lower end surface of the valve block body, and two connection ports of the ninth mounting groove are respectively communicated with an exhaust interface and a sixth two-connection channel.

[0014] As an alternative embodiment, the air storage tank control valve includes an air storage tank solenoid valve and an air storage tank three-way valve. The seventh mounting groove includes a seventh one mounting groove for mounting the air storage tank three-way valve and a seventh two mounting groove for mounting the air storage tank solenoid valve. The fourth connection channel includes a fourth one connection channel and a fourth two connection channel. Among them, the first connection port of the seventh one mounting groove is communicated with the connection channel. The two ends of the fourth one connection channel are respectively connected to the second connection port of the seventh one mounting groove and the first connection port of the seventh two mounting groove. The two ends of the fourth two connection channel are respectively connected to the second connection port of the seventh two mounting groove and the air storage tank interface. The third connection port of the seventh one mounting groove is communicated with the sixth one connection channel.

[0015] As an alternative embodiment, a tenth mounting groove for mounting a first manual exhaust valve is further formed on the third side surface of the valve block body shown, and the first connection port of the tenth mounting groove is communicated with the sixth one connection channel.

[0016] As an alternative embodiment, there are four air spring interfaces, first connection channels and fourth mounting grooves, and they correspond one by one. Each air spring interface is connected to a corresponding fourth mounting groove through a corresponding first connection channel.

[0017] As an alternative embodiment, a pump piston mounting plug groove for mounting a pump piston mounting plug is further formed on the lower end surface of the valve block body, and the pump piston mounting plug groove is communicated with the first mounting groove.

[0018] As an alternative embodiment, a terminal block groove for mounting motor positive and negative terminal blocks is further formed on the lower end surface of the valve block body, and the terminal block groove is communicated with the first mounting groove.

[0019] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0020] By recombining the positions of the first mounting groove to the seventh mounting groove, the present utility model can not only meet the corresponding matching relationships of the devices at the corresponding mounting positions, but also greatly reduce the volume of the entire valve block body, and can reduce the spring force requirement of the air suspension air supply system for the spring, thereby reducing the production cost. Description of the Drawings

[0021] The attached drawings of the specification, which form a part of this application, are used to provide a further understanding of the present utility model. The schematic embodiments of the present utility model and their descriptions are used to explain the present utility model and do not constitute an improper limitation to the present utility model.

[0022] Figure 1 It is a schematic diagram of the principle of the air supply system corresponding to the air suspension air supply valve block of the present utility model.

[0023] Figure 2 It is a schematic structural diagram of the air suspension air supply valve block of the present utility model in one direction.

[0024] Figure 3 It is a schematic structural diagram of the air suspension air supply valve block of the present utility model in another direction.

[0025] Figure 4 It is a sectional view of the air suspension air supply valve block of the present utility model.

[0026] Wherein: 10, air spring; 11, air spring interface; 20, air spring solenoid valve; 21, fourth installation groove; 211, second connection channel; 31, air spring three-way valve; 311, fifth installation groove; 32, pump inlet isolation solenoid valve; 321, sixth installation groove; 33, air storage tank three-way valve; 331, seventh installation groove; 34, air storage tank solenoid valve; 341, seventh second installation groove; 35, exhaust solenoid valve; 351, ninth installation groove; 40, air storage tank; 41, air storage tank interface; 50, motor; 51, first installation groove; 52, terminal groove; 61, first pump piston; 611, second installation groove; 62, second pump piston; 621, third installation groove; 63, pump piston installation plug groove; 70, safety valve; 71, eighth installation groove; 80, dryer; 81, dryer air inlet interface; 82, dryer air outlet interface; 91, first check valve; 92, air filter; 93, second check valve; 94, second manual exhaust valve; 95, first manual exhaust valve; 951, tenth installation groove; 96, third check valve; 100, air inlet interface; 110, fifth connection channel; 200, exhaust interface; 300, valve block body. Detailed implementation manners

[0027] Next, in combination with the accompanying drawings and specific embodiments, the present utility model will be further described. It should be noted that, on the premise of non-conflict, the following-described embodiments or technical features can be arbitrarily combined to form new embodiments. Except as otherwise specifically stated, the materials and equipment used in this embodiment can be purchased from the market. The examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary and are only used to explain the present application, and should not be construed as a limitation to the present application.

[0028] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present application. In the description of the present application, the meaning of "a plurality" is two or more, unless otherwise specifically and precisely defined.

[0029] In the description of the present application, it should be noted that, unless otherwise clearly specified and defined, the terms "connected", "communicated", "connected" should be understood in a broad sense. For example, it can be a fixed connection, or can be connected through an intermediate medium, and can be the communication inside two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific situations.

[0030] The terms "first", "second", etc. in the description and claims of the present application and the above accompanying drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. In addition, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units does not necessarily have to be limited to those steps or units clearly listed, but may include other steps or units not clearly listed or inherent to these processes, methods, products or devices.

[0031] Embodiment

[0032] The present utility model provides an air suspension air supply valve block, which is designed to integrate a supercharger and various control valves for the air suspension air supply system as shown, and is used to control the operation of the air suspension air supply system. Among them, Figure 1 Figure 1 Figure 1The devices within the dashed lines can all be installed on the air suspension air supply valve block. Of course, in other embodiments, the devices within part of the dashed lines or the devices outside part of the dashed lines can also be installed on the air suspension air supply valve block. Figure 1 The devices within part of the dashed lines or the devices outside part of the dashed lines can also be installed on the air suspension air supply valve block.

[0033] For the air suspension air supply valve block of the present utility model, by rearranging the positions of each installation groove, the purpose of reducing the volume and saving costs is achieved. Please refer to Figures 1-4 As shown, the air suspension air supply valve block may include a valve block body 300. A first installation groove 51 for installing a motor 50 is provided on the upper end surface of the valve block body 300. The shape of the first installation groove 51 can be set to an eccentric type as required. A second installation groove 611 for installing a first pump piston 61 and a third installation groove 621 for installing a second pump piston 62 are respectively provided on both sides of the first installation groove 51. The second installation groove 611 and the third installation groove 621 are symmetrically distributed on both sides of the first installation groove 51, and one ends of the second installation groove 611 and the third installation groove 621 are both connected to the first installation groove 51, and the other ends of the second installation groove 611 and the third installation groove 621 extend to the first side surface and the second side surface of the valve block body 300.

[0034] The motor 50 and the corresponding first pump piston 61 and second pump piston 62 on both sides thereof form a supercharger. A terminal groove 52 for installing the positive and negative terminals of the motor is further provided on the lower end surface of the valve block body 300, and the terminal groove 52 is connected to the first installation groove 51.

[0035] An air spring interface 11 for connecting an air spring 10 is further provided on the upper end surface of the valve block body 300, and a fourth installation groove 21 for installing an air spring solenoid valve 20 is provided on the lower end surface of the valve block body 300; fifth installation grooves 311 for installing an air spring three-way valve 31, sixth installation grooves 321 for installing a pump inlet isolation solenoid valve 32, and seventh installation grooves for installing a gas storage tank control valve are respectively provided on the lower end surface of the valve block body 300.

[0036] A first connection channel, a second connection channel 211, a third connection channel, and a fourth connection channel are provided within the valve block body 300; both ends of the first connection channel are respectively connected to the air spring interface 11 and the first connection port of the fourth installation groove 21; both ends of the second connection channel 211 are respectively connected to the second connection port of the fourth installation groove 21 and the first connection port of the fifth installation groove 311; both ends of the third connection channel are respectively connected to the first connection port of the sixth installation groove 321 and the first connection port of the seventh installation groove, and the second connection port of the fifth installation groove 311 is connected to the third connection channel; both ends of the fourth connection channel are respectively connected to the second connection port of the seventh installation groove and a gas storage tank interface 41 for connecting a gas storage tank 40.

[0037] An air inlet interface 100 and an air exhaust interface 200 are also provided on the upper end surface of the valve block body 300. A fifth connection channel 110 and a sixth connection channel are also provided in the valve block body 300. Two ends of the fifth connection channel 110 are respectively communicated with the air inlet interface 100, and the first connection ports of the second installation groove 611 and the third installation groove 621. Two ends of the sixth connection channel are respectively communicated with the air exhaust interface 200, and the second connection ports of the second installation groove 611 and the third installation groove 621. The second connection port of the sixth installation groove 321 is also communicated with the fifth connection channel 110. The third connection port of the fifth installation groove 311 is also connected to the sixth connection channel.

[0038] Through the selection of the positions of the booster pump, the air spring 10, the air spring solenoid valve 20, the air spring three-way valve 31, the pump inlet isolation solenoid valve 32 and the gas storage tank control valve as described above, the connection channels between the corresponding cooperating devices can be made shorter and easier to process. At the same time, the volume of the entire valve block body 300 can be greatly reduced. Exemplarily, please refer to Figure 4 As shown, since the second connection channel 211 connects the fourth installation groove 21 and the fifth installation groove 311, the positions of the fourth installation groove 21 and the fifth installation groove 311 can be designed to be closer.

[0039] It can be understood that the connection ports provided on each installation groove are adapted to the interface positions on the corresponding device, so that when the corresponding device is working, gas can be transported through the connection ports on the installation groove. For example, the two connection ports on the third installation groove 621 respectively correspond to the inlet and outlet of the air spring solenoid valve 20, and the three connection ports on the fifth installation groove 311 respectively correspond to the common interface, normally closed interface and normally open interface of the air spring three-way valve 31.

[0040] There can be multiple air springs 10. Figure 1 There are four air springs 10 in , corresponding to four wheels respectively. Therefore, four air spring interfaces 11, first connection channels and fourth installation grooves 21 are provided and correspond one by one. Each air spring interface 11 is connected to the corresponding fourth installation groove 21 through the corresponding first connection channel.

[0041] The gas storage tank interface 41 can also be provided on the upper end surface of the valve block body 300, so that the air inlet interface 100, the air exhaust interface 200 and the gas storage tank 40 are all provided on the upper end surface of the valve block body 300, which can avoid the valve block body 300 shaking accordingly due to shaking during driving.

[0042] A first check valve 91 is also provided on the fifth connection channel 110. An eighth mounting groove 71 for mounting a safety valve 70 is also formed on the lower end surface of the valve block body 300. The first connection port of the eighth mounting groove 71 is connected to the fifth connection channel 110 between the first connection ports of the second mounting groove 611 and the third mounting groove 621 and the first check valve 91. The second connection port of the eighth mounting groove 71 is connected to the fifth connection channel 110 between the air inlet interface 100 and the first check valve 91. The third connection port of the eighth mounting groove 71 is connected to the sixth connection channel. The second connection port of the sixth mounting groove 321 is connected to the fifth connection channel 110 between the first connection ports of the second mounting groove 611 and the third mounting groove 621 and the first check valve 91. An external air filter 92 can also be installed on the air inlet interface.

[0043] A dryer air inlet interface 81 and a dryer air outlet interface 82 are also formed on the second side surface of the valve block body 300. The sixth connection channel includes a sixth-one connection channel and a sixth-two connection channel. The dryer air inlet interface 81 and the dryer air outlet interface 82 are respectively used for connecting with the air inlet and the air outlet of the dryer 80 (that is, the dryer 80 is externally disposed on the valve block body 300). The two ends of the sixth-one connection channel are respectively communicated with the dryer air inlet interface 81 and the third connection port of the fifth mounting groove 311. The sixth-two connection channel is a three-port interface, and its three ports are respectively connected to the dryer air outlet interface 82, the exhaust interface 200, and the second connection ports of the second mounting groove 611 and the third mounting groove 621.

[0044] A ninth mounting groove 351 for mounting an exhaust solenoid valve 35 is also formed on the lower end surface of the valve block body 300. The two connection ports of the ninth mounting groove 351 are respectively connected to the exhaust interface 200 and the sixth-two connection channel.

[0045] As an alternative embodiment, the gas storage tank control valve includes a gas storage tank solenoid valve 34 and a gas storage tank three-way valve 33. The seventh mounting groove includes a seventh-one mounting groove 331 for mounting the gas storage tank three-way valve 33 and a seventh-two mounting groove 341 for mounting the gas storage tank solenoid valve 34. The fourth connection channel includes a fourth-one connection channel and a fourth-two connection channel. Among them, the first connection port of the seventh-one mounting groove 331 is communicated with the connection channel. The two ends of the fourth-one connection channel are respectively connected to the second connection port of the seventh-one mounting groove 331 and the first connection port of the seventh-two mounting groove 341. The two ends of the fourth-two connection channel are respectively connected to the second connection port of the seventh-two mounting groove 341 and the gas storage tank interface 41. The third connection port of the seventh-one mounting groove 331 is connected to the sixth-one connection channel.

[0046] As an alternative embodiment, a tenth mounting groove 951 for mounting a first manual exhaust valve 95 is further formed on the third side surface of the valve block body 300, and a first connection port of the tenth mounting groove 951 communicates with a sixth-one connection passage.

[0047] In other embodiments, a second check valve 93 may further be provided on the sixth-one connection passage, and a second manual exhaust valve 94 is connected between two ends of the second check valve 93. The second check valve 93 and the second manual exhaust valve 94 may be built in or outside the valve block body 300. A first connection port of the tenth mounting groove 951, a third connection port of the fifth mounting groove 311, and a third connection port of the seventh-one mounting groove 331 are all connected to an inlet side of the second check valve 93, while a second connection port of the tenth mounting groove 951 is communicated with the environment outside the valve block body through an externally or internally mounted third check valve 96.

[0048] A pump piston mounting plug groove 63 for mounting a pump piston mounting plug is further formed on the lower end surface of the valve block body 300. The pump piston mounting plug groove 63 communicates with the first mounting groove 51 and is used for assisting in mounting a pump piston circlip. After the pump piston circlip is mounted, the pump piston mounting plug groove 63 is filled with the pump piston mounting plug.

[0049] The above embodiments are only the preferred embodiments of the embodiments of the present invention, and the scope of protection of the embodiments of the present invention cannot be limited thereby. Any non-substantial changes and substitutions made by those skilled in the art based on the embodiments of the present invention fall within the scope of protection required by the embodiments of the present invention.

Claims

1. An air suspension air supply valve block, characterized in that: It includes a valve block body, the upper end surface of the valve block body is provided with a first mounting groove for mounting a motor, the two sides of the first mounting groove are respectively provided with a second mounting groove for mounting a first pump piston and a third mounting groove for mounting a second pump piston, the second mounting groove and the third mounting groove are symmetrically distributed on the two sides of the first mounting groove, and one end of the second mounting groove and the third mounting groove are both connected to the first mounting groove, and the other ends of the second mounting groove and the third mounting groove extend to the first side surface and the second side surface of the valve block body; The upper end surface of the valve block body is also provided with an air spring interface for connecting an air spring, and the lower end surface of the valve block body is provided with a fourth installation groove for installing an air spring solenoid valve; the lower end surface of the valve block body is also provided with a fifth installation groove for installing an air spring three-way valve, a sixth installation groove for installing a pump inlet isolation solenoid valve, and a seventh installation groove for installing an air tank control valve; The valve block body is provided with a first connecting channel, a second connecting channel, a third connecting channel and a fourth connecting channel; two ends of the first connecting channel are respectively communicated with the air spring interface and the first connecting port of the fourth mounting groove; two ends of the second connecting channel are respectively communicated with the second connecting port of the fourth mounting groove and the first connecting port of the fifth mounting groove; two ends of the third connecting channel are respectively communicated with the first connecting port of the sixth mounting groove and the first connecting port of the seventh mounting groove, and the second connecting port of the fifth mounting groove is communicated with the third connecting channel; two ends of the fourth connecting channel are respectively communicated with the second connecting port of the seventh mounting groove and the gas tank interface for connecting the gas tank; An air inlet interface and an exhaust interface are also provided on the upper end surface of the valve block body, and a fifth connecting channel and a sixth connecting channel are also provided in the valve block body, the two ends of the fifth connecting channel are respectively communicated with the air inlet interface and the first connecting ports of the second mounting groove and the third mounting groove, the two ends of the sixth connecting channel are respectively communicated with the exhaust interface and the second connecting ports of the second mounting groove and the third mounting groove, the second connecting port of the sixth mounting groove is also communicated with the fifth connecting channel, and the third connecting port of the fifth mounting groove is also communicated with the sixth connecting channel.

2. The air suspension air supply valve block according to claim 1, characterized in that: The gas storage tank interface is arranged on the upper end surface of the valve block body.

3. The air suspension air supply valve block according to claim 1, characterized in that: A first one-way valve is also provided on the fifth connecting channel, and an eighth mounting groove for installing a safety valve is also provided on the lower end surface of the valve block body, the first connecting port of the eighth mounting groove is connected to the fifth connecting channel between the first connecting ports of the second mounting groove and the third mounting groove and the first one-way valve, the second connecting port of the eighth mounting groove is connected to the fifth connecting channel between the air intake interface and the first one-way valve, the third connecting port of the eighth mounting groove is connected to the sixth connecting channel, and the second connecting port of the sixth mounting groove is connected to the fifth connecting channel between the first connecting ports of the second mounting groove and the third mounting groove and the first one-way valve.

4. The air suspension air supply valve block according to claim 3, characterized in that: A dryer air inlet interface and a dryer air outlet interface are also provided on the second side of the valve block body, and the sixth connecting channel includes a sixth-first connecting channel and a sixth-second connecting channel. The dryer air inlet interface and the dryer air outlet interface are respectively used to connect with the air inlet and air outlet of the dryer, and the two ends of the sixth-first connecting channel are respectively connected to the dryer air inlet interface and the third connecting port of the fifth mounting groove, and the sixth-second connecting channel is a three-end interface, and its three-end interface is respectively connected to the dryer air outlet interface, the exhaust interface, and the second connecting ports of the second mounting groove and the third mounting groove.

5. The air suspension air supply valve block according to claim 4, characterized in that: A ninth installation groove for installing an exhaust solenoid valve is also provided on the lower end surface of the valve block body, and two connecting ports of the ninth installation groove are respectively connected to the exhaust interface and the sixth second connecting channel.

6. The air suspension air supply valve block according to claim 4, characterized in that: The gas tank control valve includes a gas tank solenoid valve and a gas tank three-way valve, the seventh mounting groove includes a seventh mounting groove for mounting the gas tank three-way valve and a seventh second mounting groove for mounting the gas tank solenoid valve, the fourth connecting channel includes a fourth first connecting channel and a fourth second connecting channel, wherein the first connecting port of the seventh first mounting groove is connected to the connecting channel, the two ends of the fourth first connecting channel are respectively connected to the second connecting port of the seventh first mounting groove and the first connecting port of the seventh second mounting groove, the two ends of the fourth second connecting channel are respectively connected to the second connecting port of the seventh second mounting groove and the gas tank interface, and the third connecting port of the seventh first mounting groove is connected to the sixth first connecting channel.

7. The air suspension air supply valve block according to claim 4, characterized in that: A tenth installation groove for installing the first manual exhaust valve is also provided on the third side surface of the valve block body, and the first connecting port of the tenth installation groove is communicated with the sixth connecting channel.

8. The air suspension air supply valve block according to any one of claims 1 to 7, characterized in that: There are four air spring interfaces, first connecting channels and fourth mounting slots, which correspond to each other one by one. Each air spring interface is connected to the corresponding fourth mounting slot through the corresponding first connecting channel.

9. The air suspension air supply valve block according to any one of claims 1 to 7, characterized in that: The lower end surface of the valve block body is also provided with a pump piston mounting plug groove for mounting a pump piston mounting plug, and the pump piston mounting plug groove is communicated with the first mounting groove.

10. The air suspension air supply valve block according to any one of claims 1 to 7, characterized in that: The lower end surface of the valve block body is also provided with a terminal slot for installing the positive and negative terminal posts of the motor, and the terminal slot is connected to the first installation slot.

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