Air distribution solenoid valve with air pressure sensor limit structure
Technical Field
The utility model relates to the technical field of air distribution solenoid valves for automobile suspensions, in particular to an air distribution solenoid valve with an air pressure sensor limiting structure.
Background
The air distribution solenoid valve is an indispensable valve body type in an automobile suspension system, the air distribution solenoid valve on the market at present mainly comprises a shell, a solenoid valve spool installed inside the shell, an electromagnetic coil, an air pressure sensor and a circuit board, however, in the air distribution solenoid valve on the market at present, the connection between the air pressure sensor and the shell is only to insert the detection end of the air pressure sensor into an air inlet channel located in the shell, so that the connection reliability between the air pressure sensor and the shell is poor, and therefore, in the process of assembling the air distribution solenoid valve, the air pressure sensor is prone to be deviated, and if the air pressure sensor is deviated, the sealing effect between the detection end of the air pressure sensor and the air inlet channel is affected.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides an air distribution solenoid valve with an air pressure sensor limiting structure, which can avoid the phenomenon that an air pressure sensor in the air distribution solenoid valve is deviated.
The utility model discloses an air distribution solenoid valve with a limiting structure of an air pressure sensor, which comprises a shell, the air pressure sensor and a circuit board, wherein the air pressure sensor and the circuit board are both arranged in the shell, the detection end of the air pressure sensor is inserted into an air inlet channel in the shell, a sealing ring is nested on the outer wall of the detection end, the outer peripheral wall of the sealing ring is closely sealed with the inner peripheral wall of the air inlet channel, the circuit board is arranged at the inner side of an opening at the lower end of the shell, the air pressure sensor is electrically connected with the circuit board, the opening at the lower end of the shell is sealed by sealing glue, a limiting boss extending downwards is arranged on the inner top of the shell, the air pressure sensor is embedded in the limiting boss, and the outer wall of the air pressure sensor is tightly matched with the inner wall of the limiting boss.
The utility model discloses an air distribution solenoid valve with an air pressure sensor limiting structure, wherein a plurality of threaded sleeves are circumferentially arranged on the outer wall of a shell, and each threaded sleeve is used for being in threaded connection with one bolt so as to fix the shell on a frame; through the arrangement of the threaded sleeve, the air distribution solenoid valve can be reliably fixed on the frame through the bolt in threaded connection with the threaded sleeve.
The air distribution electromagnetic valve with the air pressure sensor limiting structure is characterized in that a plurality of convex ribs distributed along the circumferential direction of the thread sleeves are arranged on the inner wall of the shell at the position of each thread sleeve, and each convex rib extends along the axial direction of the thread sleeve; through the setting of protruding muscle, the glue that is located casing lower extreme opening part can bond together with the inner wall of casing more reliably, can improve promptly and glue the firmness after bonding with the casing inner wall, in addition, under the effect of protruding muscle, can also improve the structural strength of swivel nut.
The air distribution solenoid valve with the air pressure sensor limiting structure is characterized in that a plurality of reinforcing ribs are arranged between the outer wall of each thread sleeve and the outer wall of the shell; through the setting of strengthening rib, can improve the structural strength of swivel nut to and can improve the connection reliability and the firmness between swivel nut and the casing.
The utility model relates to an air distribution solenoid valve with an air pressure sensor limiting structure, wherein a plurality of supporting ribs for supporting the outer edge of a circuit board are arranged on the inner wall of a shell; after the plurality of supporting ribs are arranged on the inner wall of the shell, the supporting of the circuit board can be reliably realized by the plurality of supporting ribs.
The utility model relates to an air distribution solenoid valve with an air pressure sensor limiting structure, wherein a supporting column which extends downwards and is used for supporting the middle part of a circuit board is arranged on the inner top of a shell; after setting up the support column on the interior top of casing, the support column can further realize the support to the circuit board, so, can avoid the crooked condition to appear in the middle part of circuit board.
According to the utility model, after the limiting boss is arranged on the inner top of the shell, the air pressure sensor can be embedded in the limiting boss and is tightly matched with the inner wall of the limiting boss, so that the phenomenon of deviation of the air pressure sensor can be avoided when the air pressure sensor and the shell are used, and the sealing effect between the detection end of the air pressure sensor and the air inlet channel can be ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
fig. 3 is a schematic perspective view of the present invention with a portion of the structure removed.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1-3, the air distribution solenoid valve with a baroceptor limit structure of the present invention includes a housing 1, a baroceptor 2, and a circuit board 3, wherein the baroceptor 2 and the circuit board 3 are both installed in the housing 1, a detection end 21 of the baroceptor 2 is inserted into an air inlet channel 11 located in the housing 1, a seal ring 4 is nested on an outer wall of the detection end 21, an outer peripheral wall of the seal ring 4 is tightly sealed with an inner peripheral wall of the air inlet channel 11, the circuit board 3 is installed inside an opening at a lower end of the housing 1, the baroceptor 2 is electrically connected with the circuit board 3, the opening at the lower end of the housing 1 is sealed by a sealant 5, a limit boss 12 extending downward is provided on an inner top of the housing 1, the baroceptor 2 is embedded in the limit boss 12, and an outer wall of the baroceptor 2 is tightly fitted with an inner wall of the limit boss 12.
A plurality of threaded sleeves 13 are circumferentially arranged on the outer wall of the shell 1, and each threaded sleeve 13 is in threaded connection with one bolt so as to fix the shell 1 on a frame; through the arrangement of the threaded sleeve, the air distribution solenoid valve can be reliably fixed on the frame through the bolt in threaded connection with the threaded sleeve.
A plurality of convex ribs 14 distributed along the circumferential direction of the screw sleeve 13 are arranged on the inner wall of the shell 1 at the position of each screw sleeve 13, and each convex rib 14 extends along the axial direction of the screw sleeve 13; through the setting of protruding muscle, the glue that is located casing lower extreme opening part can bond together with the inner wall of casing more reliably, can improve promptly and glue the firmness after bonding with the casing inner wall, in addition, under the effect of protruding muscle, can also improve the structural strength of swivel nut.
A plurality of reinforcing ribs 15 are arranged between the outer wall of each screw sleeve 13 and the outer wall of the shell 1; through the setting of strengthening rib, can improve the structural strength of swivel nut to and can improve the connection reliability and the firmness between swivel nut and the casing.
The inner wall of the shell 1 is provided with a plurality of supporting ribs 16 for supporting the outer edge of the circuit board 3; after the plurality of supporting ribs are arranged on the inner wall of the shell, the supporting ribs can reliably support the circuit board.
A support column 17 which extends downwards and is used for supporting the middle part of the circuit board 3 is arranged on the inner top of the shell 1; after setting up the support column on the interior top of casing, the support column can further realize the support to the circuit board, so, can avoid the crooked condition to appear in the middle part of circuit board.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.