High-leakproofness vehicle valve body

Abstract

The utility model provides a high leakproofness vehicle valve body, which comprises a body, the body is provided with an installation hole, the side wall of the body is provided with a first control port, a second control port, a third control port, an air inlet port and a first output port, the side wall of the body is connected with a fixing box, the fixing box is communicated with the installation hole, and the first output port is communicated with the first control port. The side wall of the fixing box is provided with a second output port and an exhaust port, the exhaust port and the second output port are oppositely arranged, and the first control port, the second control port, the third control port, the air inlet port, the first output port and the second output port are located on the same side of the body, so that the purpose of facilitating maintenance is achieved.

Description

Technical Field

[0001] The utility model relates to a control valve, and particularly to a vehicle valve body with high tightness. Background Technique

[0002] At present, a Chinese patent with the authorization announcement number CN218367764U discloses a trailer control valve, including a control valve module and a solenoid valve module. Among them, the solenoid valve module can be installed on the control valve module by means of a connecting device. The control valve module includes a control end chamber and an actuator end chamber, and the control pressure input to the control end chamber of the control valve module can be changed via the solenoid valve module when the vehicle electronic stability control system is activated.

[0003] The trailer control valve of the utility model has a simple structure, is convenient to install, and can be used to adjust the braking force of the trailer especially when the vehicle electronic stability control system is activated.

[0004] The control valve module has a first control port 41, a second control port 42, a third control port 43, an intake port 11, a first output port 12, a second output port 22, and an exhaust port 3. Among them, the first output port 12 and the second output port are respectively located on both sides of the valve body. Due to the relatively compact space layout of the vehicle, the second output port is more difficult to repair during maintenance. Content of the Utility Model

[0005] In view of this, the purpose of the utility model is to provide a vehicle valve body with high tightness to achieve the purpose of facilitating maintenance.

[0006] To solve the above technical problems, the technical solution of the utility model is: a vehicle valve body with high tightness, including a body. An installation hole is opened on the body. A first control port, a second control port, a third control port, an intake port, and a first output port are opened on the side wall of the body. A fixed box is connected to the side wall of the body. The fixed box is communicated with the installation hole. A second output port and an exhaust port are opened on the side wall of the fixed box. The exhaust port is arranged opposite to the second output port. The first control port, the second control port, the third control port, the intake port, the first output port, and the second output port are located on the same side of the body.

[0007] By connecting the fixed box to the side wall of the body, the first control port, the second control port, the third control port, the intake port, the first output port, and the second output port can be located on the same side of the body, thereby achieving the purpose of facilitating maintenance.

[0008] As a preferred solution of the utility model, a sealing plug is embedded in the exhaust port.

[0009] Implement the above technical solution to make the fixed box have better sealing performance.

[0010] As a preferred embodiment of the present utility model, a first concave hole is provided on the fixed box, a first communication pipe is fixedly connected to the inner wall of the first concave hole, the first communication pipe communicates with the installation hole, a first guiding through hole is provided on the first concave hole, and the first guiding through hole communicates with the air inlet port.

[0011] As a preferred embodiment of the present utility model, a second concave hole is provided on the fixed box, a second communication pipe is fixedly connected to the inner wall of the second concave hole, a second guiding through hole is provided on the inner wall of the second communication pipe, and the second guiding through hole communicates with the outside of the body.

[0012] As a preferred embodiment of the present utility model, a third guiding through hole is provided on the inner wall of the first communication pipe, and the third guiding through hole communicates with the inner wall of the second concave hole and the outside of the body.

[0013] As a preferred embodiment of the present utility model, a third concave hole and a fourth concave hole are provided on the inner wall of the fixed box, and both the third concave hole and the fourth concave hole communicate with the installation hole.

[0014] As a preferred embodiment of the present utility model, a cover plate is connected to the fixed box, the cover plate seals the fixed box, and a sealing structure is provided between the cover plate and the fixed box.

[0015] Implement the above technical solution to make the fixed box have better airtightness.

[0016] As a preferred embodiment of the present utility model, the sealing structure includes an installation ring groove, a support ring, an elastic member, a sliding rod, and a sealing ring. The installation ring groove is provided at the end of the cover plate, the sliding rod is fixed to the bottom wall of the installation ring groove and is slidably connected to the support ring, the sealing ring is fixed to the support ring, the end of the fixed box penetrates into the installation ring groove and is snap-connected to the inner wall of the installation ring groove. The sealing ring is provided with a first sealing inclined surface and a second sealing inclined surface, and the first sealing inclined surface and the second sealing inclined surface are arranged in a V shape. The first sealing inclined surface and the second sealing inclined surface are respectively in contact with the outer edge and the inner edge of the end of the fixed box, and both ends of the elastic member are respectively connected to the bottom wall of the installation ring groove and the support ring.

[0017] Implement the above technical solution, move the cover plate towards the fixed box, so that the end of the fixed box penetrates into the installation ring groove, make the end of the fixed box contact with the first sealing inclined surface and the second sealing inclined surface on the sealing ring, through the elastic force of the elastic member, make the end of the fixed box tightly contact with the first sealing inclined surface and the second sealing inclined surface on the sealing ring to achieve the effect of double sealing. As the cover plate continues to move, the fixed box and the cover plate are snap-connected.

[0018] As a preferred embodiment of the present utility model, a support tube for abutting against the inner wall of the cover plate is fixedly connected to the fixed box, and a positioning post is fixedly connected to the cover plate, and the positioning post is embedded in the support tube.

[0019] By implementing the above technical solution, the support tube can support the cover plate, making the cover plate not easily deformed, so as to improve the structural strength. The positioning post penetrates into the support tube, making the cover plate not easily move. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the external structure in the embodiment;

[0021] Figure 2 It is a schematic diagram showing the structure of the fixed box;

[0022] Figure 3 It is a schematic diagram of the external structure showing the body;

[0023] Figure 4 It is a schematic cross-sectional view showing the cover plate;

[0024] Figure 5 It is a schematic cross-sectional view showing the clamping plate.

[0025] Reference numerals: 1, body; 11, mounting hole; 12, first control port; 13, second control port; 14, third control port; 15, air inlet port; 16, first output port; 2, fixed box; 21, second output port; 22, exhaust port; 23, sealing plug; 3, first concave hole; 31, first connecting pipe; 32, first through hole; 4, second concave hole; 41, second connecting pipe; 42, second through hole; 5, third through hole; 61, third concave hole; 62, fourth concave hole; 7, cover plate; 8, sealing structure; 81, mounting ring groove; 82, support ring; 83, elastic member; 84, sliding rod; 85, sealing ring; 851, first sealing slope; 852, second sealing slope; 86, support tube; 87, positioning post; 91, positioning groove; 92, connecting groove; 93, clamping block; 94, elastic sheet; 95, anti-disengagement plate; 96, anti-disengagement block; 97, groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] The following further details the specific embodiments of the present utility model in conjunction with the drawings, so that the technical solutions of the present utility model are more easily understood and grasped.

[0027] A vehicle valve body with high tightness includes a main body 1, on which an installation hole 11 is opened, and the installation hole 11 is coaxially arranged with the main body 1. On the side wall of the main body 1, a first control port 12, a second control port 13, a third control port 14, an air inlet port 15, and a first output port 16 are opened. An integral fixed box 2 is connected to the side wall of the main body 1, and the fixed box 2 is communicated with the installation hole 11. On the side wall of the fixed box 2, a second output port 21 and an exhaust port 22 are opened; the exhaust port 22 is arranged opposite to the second output port 21, and the first control port 12, the second control port 13, the third control port 14, the air inlet port 15, the first output port 16, and the second output port 21 are located on the same side of the main body 1. The first control port 12, the second control port 13, the third control port 14, the air inlet port 15, the first output port 16, and the second output port 21 are all arranged along the radial direction of the installation hole 11.

[0028] A sealing plug 23 is embedded in the exhaust port 22, and the sealing plug 23 is made of rubber.

[0029] A first concave hole 3 is opened on the fixed box 2, and a first communication pipe 31 is fixedly connected to the inner wall of the first concave hole 3. The first communication pipe 31 is coaxially arranged with the first concave hole 3. The first communication pipe 31 is communicated with the installation hole 11, and a first guiding hole 32 is opened on the first concave hole 3, and the first guiding hole 32 is communicated with the air inlet port 15.

[0030] A second concave hole 4 is opened on the fixed box 2, and a second communication pipe 41 is fixedly connected to the inner wall of the second concave hole 4. The second communication pipe 41 is coaxially arranged with the second concave hole 4. A second guiding hole 42 is opened on the inner wall of the second communication pipe 41, and the second guiding hole 42 is communicated with the outside of the main body 1. The axis of the second guiding hole 42 is parallel to the axis of the installation hole 11.

[0031] A third guiding hole 5 is opened on the inner wall of the first communication pipe 31, and the third guiding hole 5 passes through the inner wall of the second concave hole 4 and is communicated with the outside of the main body 1. The axis of the third guiding hole 5 is parallel to the axis of the installation hole 11.

[0032] A third concave hole 61 and a fourth concave hole 62 are opened on the inner wall of the fixed box 2, and both the third concave hole 61 and the fourth concave hole 62 are communicated with the installation hole 11. A plurality of sensors (not shown in the figure) are installed in the fixed box 2, and the plurality of sensors are respectively connected to the first concave hole 3, the second concave hole 4, the third concave hole 61, and the fourth concave hole 62.

[0033] A cover plate 7 is connected to the fixed box 2. The cover plate 7 seals the fixed box 2, and a sealing structure 8 is arranged between the cover plate 7 and the fixed box 2. The sealing structure 8 includes a mounting ring groove 81, a support ring 82, an elastic member 83, a sliding rod 84, and a sealing ring 85. The mounting ring groove 81 is opened at the end of the cover plate 7, and the width of the mounting ring groove 81 is slightly larger than the thickness of the end of the fixed box 2, so that the end of the fixed box 2 can be placed in the mounting ring groove 81.

[0034] The sliding rod 84 is fixed to the bottom wall of the mounting ring groove 81 and is slidably connected to the support ring 82. The length direction of the sliding rod 84 is arranged along the depth direction of the mounting ring groove 81, and a plurality of sliding rods 84 are arranged along the length direction of the mounting ring groove 81 to make the movement of the support ring 82 more stable. The elastic member 83 is a spring, and the two ends thereof are respectively in contact with the bottom wall of the mounting ring groove 81 and the support ring 82.

[0035] The sealing ring 85 is made of rubber and is fixed to the support ring 82. On the side of the sealing ring 85 facing away from the support ring 82, a first sealing inclined surface 851 and a second sealing inclined surface 852 are opened. The first sealing inclined surface 851 and the second sealing inclined surface 852 are arranged in a V shape, and the first sealing inclined surface 851 and the second sealing inclined surface 852 are respectively in close contact with the outer edge and the inner edge of the end of the fixed box 2.

[0036] A support tube 86 for contacting the inner wall of the cover plate 7 is fixedly connected to the fixed box 2, and a positioning column 87 is fixedly connected to the cover plate 7. The positioning column 87 is embedded in the support tube 86.

[0037] The end of the fixed box 2 penetrates into the mounting ring groove 81, so that the end of the fixed box 2 is in contact with the first sealing inclined surface 851 and the second sealing inclined surface 852. As the cover plate 7 continues to move, the inner wall of the mounting ring groove 81 is snap-connected.

[0038] A positioning groove 91 is opened on the inner wall of the mounting ring groove 81. A connecting groove 92 is opened on the outer wall of the fixed box 2, and a clamping block 93 is hinged in the connecting groove 92. A spring piece 94 made of a copper sheet is arranged in the connecting groove 92. One end of the spring piece 94 is connected to the inner wall of the connecting groove 92, and the other end is connected to the clamping block 93. An anti-disengagement plate 95 is fixedly connected in the connecting groove 92, and an anti-disengagement block 96 for contacting the anti-disengagement plate 95 is fixedly connected to the clamping block 93.

[0039] As the cover plate 7 moves towards the fixed box 2, the end of the cover plate 7 contacts the clamping block 93, and the clamping block 93 is moved towards the connecting groove 92. When the positioning groove 91 corresponds to the clamping block 93, the clamping block 93 is embedded into the positioning groove 91 by the elastic force of the spring piece 94, so as to achieve the anti-disengagement and sealing effects between the cover plate 7 and the fixed box 2, and greatly improve the protection effect on various sensors.

[0040] When it needs to be disassembled, the thin sheet abuts against the groove 97 on the clamping block 93, and the clamping block 93 is moved towards the connecting groove 92, then the cover plate 7 can be removed from the fixed box 2.

[0041] Of course, the above are only typical examples of the present utility model. In addition, the present utility model can also have many other specific implementation manners. Any technical solutions formed by equivalent replacement or equivalent transformation fall within the scope of protection required by the present utility model.

Claims

1. A highly airtight vehicle valve body, comprising a body (1), wherein the body (1) is provided with a mounting hole (11), and the side wall of the body (1) is provided with a first control port (12), a second control port (13), a third control port (14), an air intake port (15), and a first output port (16), wherein: A fixing box (2) is connected to the side wall of the body (1), the fixing box (2) is in communication with the mounting hole (11), a second output port (21) and an exhaust port (22) are provided on the side wall of the fixing box (2), the exhaust port (22) and the second output port (21) are arranged opposite to each other, and the first control port (12), the second control port (13), the third control port (14), the air inlet port (15), the first output port (16), and the second output port (21) are located on the same side of the body (1).

2. The high-sealing vehicle valve body according to claim 1 is characterized in that: A sealing plug (23) is embedded in the exhaust port (22).

3. The high-sealing vehicle valve body according to claim 1 is characterized in that: The fixing box (2) is provided with a first concave hole (3), the inner wall of the first concave hole (3) is fixedly connected with a first connecting pipe (31), the first connecting pipe (31) is connected with the mounting hole (11), the first concave hole (3) is provided with a first conducting hole (32), the first conducting hole (32) is connected with the air intake port (15).

4. The high-sealing vehicle valve body according to claim 3 is characterized by: The fixing box (2) is provided with a second concave hole (4), the inner wall of the second concave hole (4) is fixedly connected with a second connecting pipe (41), the inner wall of the second connecting pipe (41) is provided with a second conducting hole (42), and the second conducting hole (42) is connected with the outside of the body (1).

5. The high-sealing vehicle valve body according to claim 4 is characterized in that: A third conducting hole (5) is provided on the inner wall of the first connecting tube (31), and the third conducting hole (5) is connected to the inner wall of the second recessed hole (4) and the outside of the body (1).

6. The high-sealing vehicle valve body according to claim 5, characterized in that: A third concave hole (61) and a fourth concave hole (62) are provided on the inner wall of the fixing box (2), and the third concave hole (61) and the fourth concave hole (62) are both connected to the mounting hole (11).

7. The high-sealing vehicle valve body according to claim 1 is characterized by: The fixing box (2) is connected to a cover plate (7), the cover plate (7) blocks the fixing box (2), and a sealing structure (8) is provided between the cover plate (7) and the fixing box (2).

8. The high-sealing vehicle valve body according to claim 7, characterized in that: The enclosed structure (8) comprises an installation ring groove (81), a support ring (82), an elastic member (83), a sliding rod (84), and a sealing ring (85). The installation ring groove (81) is opened at the end of the cover plate (7). The sliding rod (84) is fixed on the bottom wall of the installation ring groove (81) and is slidably connected with the support ring (82). The sealing ring (85) is fixed on the support ring (82). The end of the fixing box (2) is inserted into the installation ring groove (81) and is in contact with the installation ring groove (82). The inner wall of the fixing box (2) is snap-connected with the fixing box (2), the sealing ring (85) is provided with a first sealing inclined surface (851) and a second sealing inclined surface (852), the first sealing inclined surface (851) and the second sealing inclined surface (852) are arranged in a V shape, the first sealing inclined surface (851) and the second sealing inclined surface (852) are respectively pressed against the outer edge and the inner edge of the end of the fixing box (2), and the two ends of the elastic member (83) are respectively connected to the bottom wall of the mounting ring groove (81) and the supporting ring (82).

9. The high-sealing vehicle valve body according to claim 8, characterized in that: The fixing box (2) is fixedly connected with a support tube (86) for contacting the inner wall of the cover plate (7), and the cover plate (7) is fixedly connected with a positioning column (87), and the positioning column (87) is embedded in the support tube (86).

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