Accurate induction type air suspension electromagnetic valve shell

Abstract

The utility model discloses a precise induction type air suspension electromagnetic valve shell which comprises an electromagnetic valve shell body, a connecting port is installed on the electromagnetic valve shell body, a connecting channel is formed in the connecting port, and the four corners of the upper end of the electromagnetic valve shell body are fixed to the connecting port through fixing bolts. A limiting mechanism is arranged on the outer wall of the electromagnetic valve outer shell and used for limiting the fixing bolt. According to the electromagnetic valve shell fixing device, the limiting mechanism effectively limits and fixes the fixing bolt through the synergistic effect of the moving piece and the clamping piece, so that the bolt is not prone to loosening even if a vehicle encounters vibration and impact in the running process, and the fixing effect of the electromagnetic valve shell is kept.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of shock absorber, in particular to a kind of precision inductive air suspension solenoid valve shell. BACKGROUND

[0002] Inductive air suspension solenoid valve shell is a component in electronic control air suspension system (ECAS), its main role is to accommodate and protect solenoid valve, while providing installation base for solenoid valve, solenoid valve is actuator in control system, responsible for according to the instruction of electronic control unit (ECU), control air suspension system air bag inflation and deflation, thereby adjusting vehicle height and suspension stiffness.

[0003] The existing air suspension solenoid valve shell is usually provided with bolts in four corners to be fixed, and the structure design may have the following disadvantages in long-term use, vehicle is subjected to various vibrations and impacts in driving process, these vibrations and impacts are transmitted to solenoid valve shell through suspension system, and long-time vibration can cause bolt to gradually loosen, thereby affecting the fixing effect of solenoid valve, the loosening of bolt can cause the sealing performance between solenoid valve shell and mounting seat to be reduced, leading to air leakage, and the leakage can affect suspension system, and further affect suspension performance and vehicle comfort. SUMMARY

[0004] In order to overcome the deficiencies of prior art, the utility model provides a kind of precision inductive air suspension solenoid valve shell, and the cooperation of moving piece and clamping piece is limited to the effective location and fixation of fixed bolt, so that bolt is not easy to loosen even in the process of vehicle driving, thereby maintaining the fixing effect of solenoid valve shell.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a kind of precision inductive air suspension solenoid valve shell, including solenoid valve shell body, connection interface is installed on the solenoid valve shell body, connection channel is opened in the connection interface, the solenoid valve shell body upper end four corners are fixed with connection interface by fixed bolt, limit mechanism is set on the outer wall of solenoid valve shell body, and the limit mechanism is limited to fixed bolt.

[0006] As a preferred technical scheme of the utility model, the limit mechanism includes moving piece and clamping piece, the combination design of moving piece and clamping piece allows bolt to be limited before installation fixed bolt, ensures that bolt is located in correct position when tightening, and remains fixed after tightening, clamping piece is provided with three groups around fixed bolt, provides uniform clamping force, so that pressure can be evenly distributed in different directions, to prevent bolt from loosening in vibration.

[0007] As a preferred technical scheme of the utility model, the moving piece comprises an extension plate opened at four ends of an extended electromagnetic valve shell body, a sliding groove opened in the inner wall of the extension plate, a sliding block in sliding connection with the sliding groove, and a reset spring arranged in the sliding groove, and the combination of the extension plate, the sliding groove, the sliding block and the reset spring enables the clamping piece to be pulled away from the bolt first when the bolt is installed, thereby leaving space for bolt installation, and after installation is completed, the reset spring restores the sliding block and the movable plate to the original position by releasing the clamping piece, thereby fixing the bolt.

[0008] As a preferred technical scheme of the utility model, one end of the reset spring is connected with the inner wall of the sliding groove, and the other end of the reset spring is connected with the outer wall of the sliding block, thereby providing restoring force, so that the clamping mechanism can be restored to the clamping position after the bolt is installed.

[0009] As a preferred technical scheme of the utility model, the sliding groove is surrounded by three groups of fixed bolts, and the sliding block is allowed to slide therein, thereby providing a track for movement of the clamping mechanism.

[0010] As a preferred technical scheme of the utility model, the clamping piece comprises a movable plate arranged on the top end of the sliding block, a pull rod opened on the outer end side wall of the movable plate, and a clamping plate glued on the inner end wall of the movable plate, the movable plate is movable to be away from the bolt by pulling of the pull rod, thereby providing space for installation, the pull rod provides an operation means for pulling the movable plate, and the clamping plate is tightly attached to the outer wall of the bolt, thereby providing clamping force.

[0011] As a preferred technical scheme of the utility model, the clamping surface of the clamping plate is designed as an arc surface matched with the side wall of the fixed bolt, so that the shape of the bolt can be better adapted, and more compact clamping can be provided, and the outer wall of the pull rod is opened with anti-skid lines, the anti-skid lines of the outer wall of the pull rod increase the friction force of operation, so that the staff can more easily hold and pull the pull rod during operation.

[0012] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0013] 1. Improve the stability of bolt fixation: the limiting mechanism effectively limits and fixes the fixed bolt through the synergistic effect of the moving piece and the clamping piece, so that the bolt is not easy to loosen even if vibration and impact are encountered during vehicle driving, thereby maintaining the fixing effect of the electromagnetic valve shell.

[0014] 2. Enhance the sealing performance: since the bolt is fixed more stably, the sealing performance between the electromagnetic valve shell and the mounting seat is improved, and air leakage caused by bolt loosening is reduced. This helps to maintain the stability of the air pressure of the suspension system and ensures that the suspension performance is not affected.

[0015] 3. Reduced maintenance costs: By reducing bolt loosening and air leaks, the frequency and cost of suspension system maintenance are also reduced. Frequent bolt checks and tightening are unnecessary, reducing maintenance workload. Attached Figure Description

[0016] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0017] Figure 2 This is a three-dimensional schematic diagram of the limiting mechanism structure of this utility model;

[0018] Figure 3 This is a frontal cross-sectional view of a partial structure of the limiting mechanism of this utility model;

[0019] Figure 4 This is a top view of the limiting mechanism structure of this utility model.

[0020] The components are labeled as follows: 1. Solenoid valve housing; 2. Connection interface; 3. Connection channel; 4. Fixing bolt; 5. Limiting mechanism; 51. Movable plate; 52. Slider; 53. Slide groove; 54. Return spring; 55. Pull rod; 56. Clamping plate; 57. Extension plate. Detailed Implementation

[0021] To make the technical means, creative features, and achieved objectives and effects of this utility model easier to understand, the present utility model is further described below with reference to specific embodiments. However, the following embodiments are merely preferred embodiments of this utility model and not all of them. Other embodiments obtained by those skilled in the art based on the embodiments described herein without creative effort are all within the protection scope of this utility model. Unless otherwise specified, the experimental methods in the following embodiments are conventional methods, and the materials and reagents used in the following embodiments are commercially available unless otherwise specified.

[0022] Example:

[0023] like Figures 1-4 As shown, a precision sensing air suspension solenoid valve housing includes a solenoid valve housing 1, a connection interface 2 installed on the solenoid valve housing 1, a connection channel 3 opened in the connection interface 2, and four corners of the upper end of the solenoid valve housing 1 are fixed to the connection interface 2 by fixing bolts 4. A limit mechanism 5 is provided on the outer wall of the solenoid valve housing 1, and the limit mechanism 5 limits the fixing bolts 4.

[0024] The limiting mechanism 5 comprises a moving piece and a clamping piece, the clamping piece is provided with three groups around the fixing bolt 4, the moving piece comprises an extension plate 57 opened at four ends of the extension electromagnetic valve shell body 1, a sliding groove 53 opened in the inner wall of the extension plate 57, a sliding block 52 in sliding connection with the sliding groove 53, a reset spring 54 arranged in the sliding groove 53, the clamping piece comprises a movable plate 51 mounted on the top end of the sliding block 52, a pull rod 55 opened on the outer end side wall of the movable plate 51, and a clamping plate 56 glued on the inner end wall of the movable plate 51;

[0025] When the staff needs to install the fixing bolt 4, the pull rod 55 needs to be pulled outwards in advance, so that the pull rod 55 drives the movable plate 51 to pull outwards, the movable plate 51 slides outwards in the sliding groove 53 through the sliding block 52, and the reset spring 54 is extruded to generate deformation in the sliding process; after being pulled to the outermost end, the staff tightens the fixing bolt 4, and then loosens the three groups of pull rods 55; at this time, the restoring force of the reset spring 54 itself pushes the sliding block 52 to restore, the sliding block 52 drives the movable plate 51 to restore, and the movable plate 51 drives the clamping plate 56 to clamp and fix the outer wall of the fixing bolt 4, so that the fixing bolt 4 cannot be easily loosened in the use process;

[0026] It is worth noting that one end of the reset spring 54 is connected with the inner wall of the sliding groove 53, and the other end of the reset spring 54 is connected with the outer wall of the sliding block 52, so as to provide the restoring force, so that the clamping mechanism 5 can restore to the clamping position after the fixing bolt 4 is installed;

[0027] The sliding groove 53 is provided with three groups around the fixing bolt 4, allowing the sliding block 52 to slide therein, and providing a track for the movement of the clamping mechanism 5;

[0028] The clamping surface of the clamping plate 56 is designed as an arc surface matched with the side wall of the fixing bolt 4, so that the shape of the fixing bolt 4 can be better adapted, and a more compact clamping can be provided; the outer wall of the pull rod 55 is provided with anti-skid lines, the anti-skid lines on the outer wall of the pull rod 55 increase the friction force of operation, so that the staff can more easily hold and pull the pull rod 55 when operating.

[0029] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can include direct contact between the first and second features, or indirect contact between the first and second features through another feature therebetween. Moreover, the first feature "above", "above" and "above" the second feature includes the first feature directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes the first feature directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0030] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application. These changes and improvements all fall within the scope of the claimed present application, and the scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A precision inductive air suspension solenoid valve housing comprising a solenoid valve housing body (1), characterized in that: The connecting interface (2) is provided on the electromagnetic valve outer shell (1), a connecting channel (3) is formed in the connecting interface (2), the four corners of the upper end of the electromagnetic valve outer shell (1) are fixed to the connecting interface (2) through the fixing bolts (4), and the limiting mechanism (5) is arranged on the outer wall of the electromagnetic valve outer shell (1).

2. The precision inductive air suspension solenoid valve housing of claim 1, wherein: The limiting mechanism (5) comprises a moving part and a clamping part, and the clamping part is provided with three groups around the fixing bolt (4).

3. The precision inductive air suspension solenoid valve housing of claim 2, wherein: The moving part comprises an extension plate (57) extending from the four ends of the electromagnetic valve outer shell (1), a sliding groove (53) formed in the inner wall of the extension plate (57), a sliding block (52) in sliding connection with the sliding groove (53), and a reset spring (54) arranged in the sliding groove (53).

4. The precision inductive air suspension solenoid valve housing of claim 3, wherein: One end of the reset spring (54) is connected to the inner wall of the sliding groove (53), and the other end of the reset spring (54) is connected to the outer wall of the sliding block (52).

5. The precision inductive air suspension solenoid valve housing of claim 3, wherein: The sliding groove (53) is provided with three groups around the fixing bolt (4).

6. The precision inductive air suspension solenoid valve housing of claim 2, wherein: The clamping part comprises a movable plate (51) mounted on the top end of the sliding block (52), a pull rod (55) formed on the outer end side wall of the movable plate (51), and a clamping plate (56) glued on the inner end wall of the movable plate (51).

7. The precision inductive air suspension solenoid valve housing of claim 6, wherein: The clamping surface of the clamping plate (56) is designed as an arc surface matched with the side wall of the fixing bolt (4), and the outer wall of the pull rod (55) is provided with anti-skid lines.

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