Miniature electromagnetic valve capable of being conveniently installed on valve seat

Abstract

The miniature electromagnetic valve comprises a valve body, the valve body is provided with an air inlet and a working port, the bottom of the valve body is provided with a mounting portion protruding downwards, and the working port is formed in the bottom end face of the mounting portion. A plurality of fixing grooves are formed in the side edge of the mounting part, and the valve seat is provided with fixing protrusions matched with the fixing grooves; the side edge of the valve body is provided with at least one limiting groove, and the valve seat is provided with a limiting block matched with the limiting groove. According to the utility model, the mounting part is arranged at the bottom of the valve body, an embedded structure is combined with the valve seat, and meanwhile, the working port is formed in the mounting part, so that the mounting problem under the condition that the mounting position is limited is solved, and the mounting convenience is improved. According to the utility model, the fixing groove is formed in the mounting part, and the limiting groove is formed in the side edge of the valve body, so that accurate positioning during mounting is realized, and the problems of deviation, deflection and air leakage are effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to solenoid valve technical field, concretely relates to a micro solenoid valve convenient to install to valve seat. BACKGROUND

[0002] The micro solenoid valve for pneumatic control is generally provided with an air inlet, a working port and an exhaust port, or only an air inlet and a working port, and is usually arranged on the side surface of the solenoid valve body, but in some specific situations, due to the limited installation position, the position and structure of the air inlet and outlet of the solenoid valve need to be changed, and the convenience of installation is also considered, and the utility model is dedicated to designing a solenoid valve with a mounting portion. SUMMARY

[0003] The utility model discloses a micro solenoid valve convenient to install to valve seat, to solve the problem of the limited installation position, inconvenient installation and positioning failure of the existing micro solenoid valve.

[0004] To achieve the above object, the utility model provides the following technical scheme: a micro solenoid valve convenient to install to valve seat, including the valve body, the valve body includes the air inlet and the working port, the bottom of valve body is equipped with the mounting portion that protrudes downward, and the working port is arranged on the bottom end surface of the mounting portion.

[0005] Preferably, the valve body is further provided with an exhaust port, and the exhaust port is arranged on the bottom end surface of the mounting portion.

[0006] Preferably, the mounting portion is circular.

[0007] Preferably, the side surface of the mounting portion is provided with a mounting portion sealing ring.

[0008] Preferably, the working port is provided with a working port sealing ring.

[0009] Preferably, the fixing groove is an arc-shaped groove.

[0010] Preferably, the number of the fixing grooves is four, and the fixing grooves are evenly distributed along the circumference of the mounting portion.

[0011] Preferably, the limiting groove is a square groove.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. The utility model discloses a mounting portion is set up at the bottom of valve body, adopts the embedded structure and combines with valve seat, and work port is set up in the mounting portion simultaneously, solves the installation problem under the situation of installation position is limited, improves the convenience of installation simultaneously.

[0014] 2. The utility model discloses sets up fixed groove on the mounting portion, sets up limiting groove on the side of valve body, realizes accurate positioning when installing, effectively avoids the problems of deviation, skew, gas leakage. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the utility model.

[0016] Figure 2 It is the bottom structure schematic diagram of the utility model valve body.

[0017] Figure 3 It is the partial sectional view of the utility model valve body. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the utility model is further specifically explained below through examples.

[0019] Example: a kind of miniature electromagnetic valve for being installed to valve seat easily, refer to Figures 1-2 , including valve body 1, the bottom of valve body 1 is equipped with the mounting portion 2 that protrudes downward, mounting portion 2 is substantially cylindrical, correspondingly, valve seat is opened out the recess that shape matches, so that valve body 1 is installed in valve seat using embedded combination mode. The side of mounting portion 2 is equipped with mounting portion sealing ring 3, to guarantee the air tightness after installation.

[0020] In the embodiment, inlet 4 is set up in the side of valve body 1, work port 5 and exhaust port 6 are all set up in the lower end surface of mounting portion 2, after being installed in valve seat, with the corresponding hole position of valve seat butt joint. Wherein work port 5 is equipped with work port sealing ring 9 outside.

[0021] In the above structure, in order to guarantee the positioning accuracy when installing, four fixed grooves 7 are opened in the edge of the side of mounting portion 2 close to bottom, are evenly distributed along the circumference, and the shape of fixed groove 7 is circular arc slot, correspondingly, fixed protrusion that is matched with fixed groove 7 is also set up in valve seat;In addition, in order to facilitate positioning, avoid hole position deviation, still be equipped with a limiting groove 8 in the side edge of valve body 1, and limiting groove 8 is square slot, correspondingly, limiting block that is matched with limiting groove 8 is also set up in valve seat. When installing, fixed groove 7 is matched with fixed protrusion correspondingly, limiting groove 8 is matched with limiting block correspondingly.

[0022] The internal structure and principle of the micro electromagnetic valve will not be described in this embodiment, and the related existing products on the market can be referred to, or the content of the Chinese utility model patent with the application number 202520762908X previously applied by the applicant can be adopted. As for the change of the positions of the working port 5 and the exhaust port 6 in this embodiment, the content of the Chinese utility model patent with the application number 202520762908X previously applied by the applicant can be adopted. Figure 3 The channels of the working port 5 and the exhaust port 6 are led downward.

[0023] The above embodiments are only for illustrating the technical concept and characteristics of the utility model, the purpose is to enable the person skilled in the art to understand the content of the utility model and to implement it, and it cannot limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit and essence of the utility model shall be covered within the protection scope of the utility model.

Claims

1. A micro electromagnetic valve which is easily mounted to a valve seat, comprising a valve body including an air inlet port and a working port, characterized in that, The bottom of the valve body is provided with a downward protruding mounting portion, and the working port is arranged on the bottom end face of the mounting portion; the side edge of the mounting portion is provided with a plurality of fixing grooves, and the valve seat is provided with fixing protrusions matched with the fixing grooves; the side edge of the valve body is provided with at least one limiting groove, and the valve seat is provided with a limiting block matched with the limiting groove.

2. A micro electromagnetic valve according to claim 1, characterized in that The valve body is further provided with an exhaust port arranged on the bottom end face of the mounting portion.

3. The micro electromagnetic valve according to claim 1, wherein The mounting portion is circular.

4. A micro electromagnetic valve according to claim 3, characterized in that The side surface of the mounting portion is provided with a mounting portion sealing ring.

5. The micro electromagnetic valve according to claim 1, wherein The working port is provided with a working port sealing ring.

6. The micro electromagnetic valve according to claim 1, wherein The fixing grooves are arc-shaped grooves.

7. The micro electromagnetic valve according to claim 1 or 6, wherein The number of the fixing grooves is four, which are uniformly distributed along the circumference of the mounting portion.

8. The micro electromagnetic valve according to claim 1, wherein The limiting groove is a square groove.

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