CN218787349U - Electromagnetic valve with signal indication function - Google Patents

Abstract

A solenoid valve with signal indication function comprises a valve body, a shell, an oil pipeline, a valve, a linkage mechanism and a microswitch; the bottom of the valve body is provided with a shell, a movable iron core of the valve body is correspondingly inserted into the shell, a column body of the movable iron core is symmetrically provided with two sliding grooves, and a through hole is formed between the two sliding grooves; the number of the oil-way pipelines is two, the two oil-way pipelines are fixedly inserted into the shell, the head ends of the two oil-way pipelines are respectively matched and positioned in a sliding chute, and the inner cavities of the two oil-way pipelines can be communicated with the through hole after the movable iron core acts; the bottom of the movable iron core is provided with a linkage mechanism, the movable iron core can control the contact of the microswitch to act through the linkage mechanism, the power supply end of the microswitch is connected with a power supply, and the control end of the microswitch is connected with an indicator lamp; and the electromagnetic valve has a signal indicating function, so that the fault removing efficiency of the hydraulic system can be effectively improved.

Description

Electromagnetic valve with signal indication function

Technical Field

The utility model belongs to the technical field of the electrical component technique and specifically relates to a take signal instruction function's solenoid valve is related to.

Background

As is known, an electromagnetic valve is an industrial device controlled electromagnetically, is mainly used for controlling the flow of fluid, belongs to an actuator, and is used in the hydraulic and pneumatic fields;

however, the existing electromagnetic valve does not have the function of signal indication, so that whether the existing electromagnetic valve works normally or not cannot be accurately judged, when an oil way of a hydraulic system is not communicated, the electromagnetic valves need to be disassembled one by one to perform fault removal, the operation is troublesome, and the fault removal efficiency is low;

therefore, in summary, there is a need in the market for a solenoid valve with signal indication.

Disclosure of Invention

In order to overcome not enough in the background art, the utility model discloses a take signal instruction function's solenoid valve.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a solenoid valve with signal indication function comprises a valve body, a shell, an oil pipeline, a valve, a linkage mechanism and a microswitch; the bottom of the valve body is provided with a shell, a movable iron core of the valve body is correspondingly inserted into the shell, a column body of the movable iron core is symmetrically provided with two sliding grooves, and a through hole is formed between the two sliding grooves; the two oil-way pipelines are fixedly inserted into the shell, the head ends of the two oil-way pipelines are respectively positioned in a sliding chute in a matching way, and the inner cavities of the two oil-way pipelines can be communicated with the via hole after the movable iron core acts; the bottom of moving the iron core is equipped with link gear, and moves the contact action that the iron core can pass through link gear control micro-gap switch, micro-gap switch's power supply end is connected with the power, and micro-gap switch's control end is connected with the pilot lamp.

Preferably, a valve is arranged in the via hole and can block the opening of the oil pipeline, and the area of the valve is smaller than that of the via hole.

Preferably, the link gear contains and separates magnet, magnet steel, plectrum and bolt, and it is connected with the bottom correspondence that moves the iron core to separate the magnet in its, and the bottom that separates the magnet is equipped with the magnet steel, the middle part both sides of plectrum are equipped with the installation ear of bending downwards, and the bolt correspondence passes behind the installation ear and corresponds fixed connection with the casing inner chamber, and the head end of plectrum is located the magnet steel below, and the tail end of plectrum is located micro-gap switch's contact top, micro-gap switch establishes to the normal close formula switch.

Preferably, a first sealing ring is arranged between the shell and the movable iron core of the valve body.

Preferably, the oil pipeline is in threaded connection with the shell.

Preferably, a second sealing ring is arranged between the oil pipeline and the inner wall surface of the shell.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

the utility model discloses a solenoid valve with signal indication function, when the valve body starts, the movable iron core will move upwards under the attraction of the electrified fixed iron core, thereby controlling the contact action of the micro switch through the linkage mechanism, further enabling the power supply, the micro switch and the indicator light to form a path, the indicator light lights, and finally playing the role of signal indication;

in addition, when the valve body is started, the through hole in the movable iron core also moves upwards, so that a passage is formed between the two oil way pipelines and the through hole, namely, a hydraulic system is also started.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a valve body; 101. a movable iron core; 1011. a chute; 1012. a via hole; 102. fixing an iron core; 103. a spring; 2. a housing; 3. an oil line conduit; 4. a linkage mechanism; 401. a magnetism isolating body; 402. magnetic steel; 403. a shifting sheet; 404. a bolt; 5. a microswitch; 6. a shutter; 7. a first seal ring; 8. and a second seal ring.

Detailed Description

In the following description, the technical solution of the present invention will be described with reference to the accompanying drawings in the embodiment of the present invention, it should be understood that, if there are the indicated positions or positional relationships such as "upper", "lower", "front", "rear", "left", "right", etc., it only corresponds to the drawings of the present invention, and for convenience of description, it is not intended to indicate or imply that the indicated device or element must have a specific position:

the electromagnetic valve with the signal indication function, which is described by combining the attached figure 1, comprises a valve body 1, a shell 2, an oil pipeline 3, a linkage mechanism 4 and a microswitch 5; the bottom of the valve body 1 is provided with a shell 2, and the movable iron core 101 of the valve body 1 is correspondingly inserted into the shell 2, particularly, a first sealing ring 7 is arranged between the shell 2 and the movable iron core 101 of the valve body 1, so that the connection firmness between the movable iron core 101 and the shell 2 can be improved, hydraulic oil in the oil pipeline 3 is prevented from flowing into the valve body 1, two chutes 1011 are symmetrically arranged on the column body of the movable iron core 101, and a through hole 1012 is arranged between the two chutes 1011, namely, the two chutes 1011 are in a communicated state; the electromagnetic valve is characterized in that the number of the oil pipelines 3 is two, the two oil pipelines 3 are fixedly inserted into the shell 2, the two oil pipelines 3 belong to the pipelines 3 in a hydraulic system, and a cavity in the oil pipelines 3 is used for flowing hydraulic oil, particularly, the oil pipelines 3 are in threaded connection with the shell 2, the connection strength between the oil pipelines 3 and the shell 2 is enhanced through threads, in addition, a second sealing ring 8 is arranged between the oil pipelines 3 and the inner wall surface of the shell 2 and can prevent the hydraulic oil from leaking out of the shell 2, pipe orifices at one ends of the two oil pipelines 3 are respectively matched and positioned in a chute 1011, inner cavities of the two oil pipelines 3 can be communicated with a through hole 1012 after the movable iron core 101 acts, when the electromagnetic valve is in a closed state, the fixed iron core 102 in the valve body 1 is not electrified, so that the movable iron core 101 does not have magnetic force, the movable iron core 101 is separated from the fixed iron core 102 under the action of the spring 103, and the two oil pipelines 3 are both positioned at the upper ends of the chute 1011 corresponding to the movable iron core 101, and the pipe orifices of the two oil pipelines 3 are separated by a cylinder of the passive iron core 101 and are in a state that the non-communication state; when the electromagnetic valve is started, the movable iron core 101 in the valve body 1 is attracted by the electrified fixed iron core 102 to move upwards, so that the through hole 1012 on the movable iron core 101 also moves upwards, a passage is formed between the two oil pipelines 3 and the through hole 1012, and a hydraulic system is started;

in addition, a valve 6 is arranged in the via hole 1012, the valve 6 can block the pipe orifice of the oil pipeline 3, the area of the valve 6 is smaller than that of the via hole 1012, the valve 6 is positioned at the upper part of the via hole 1012, the lower part of the via hole 1012 is a through hole, when the electromagnetic valve is in a closed state, the pipe orifices of the two oil pipelines 3 are correspondingly abutted against one side surfaces of the valve 6 respectively, after the electromagnetic valve is started, the valve 6 and the via hole 1012 move upwards together, at the moment, the two oil pipelines 3 and the via hole 1012 form a passage, the hydraulic system is started, in addition, the hole diameter of the via hole 1012 can be a fixed value by arranging the valve 6, so that the iron cores 101 can be processed in batches, when the oil pipelines 3 with different pipe diameters are encountered, the valves 6 with different sizes are selected, and the integral processing and manufacturing of the electromagnetic valve are facilitated;

the bottom of the movable iron core 101 is provided with a linkage mechanism 4, the movable iron core 101 can control the contact action of the microswitch 5 through the linkage mechanism 4, the power supply end of the microswitch 5 is connected with a power supply, the control end of the microswitch 5 is connected with an indicator light, as required, the linkage mechanism 4 comprises a magnetism isolating body 401, a magnetic steel 402, a shifting piece 403 and a bolt 404, wherein the magnetism isolating body 401 is correspondingly connected with the bottom of the movable iron core 101, the bottom of the magnetism isolating body 401 is provided with the magnetic steel 402, two sides of the middle part of the shifting piece 403 are provided with mounting lugs bent downwards, the bolt 404 correspondingly penetrates through the mounting lugs and then is correspondingly and fixedly connected with the inner cavity of the shell 2, the head end of the shifting piece 403 is positioned below the magnetic steel 402, the tail end of the shifting piece 403 is positioned above the contact of the microswitch 5, the microswitch 5 is set as a normally closed switch, when the solenoid valve is in a closed state, the movable iron core 101 is positioned at the bottom of the inner cavity of the shell 2, the magnetic steel 402 can adsorb the shifting piece 403 to move upwards, and simultaneously, under the action of the bolt 404, the bolt 403 rotates along the bolt 404, so that the contact of the microswitch 403 and the microswitch 403 is positioned in an open state, the microswitch 5, the indicating that the microswitch 5 is in a hydraulic state, the open state, the microswitch 5, and the microswitch 5, the microswitch 5 is in a hydraulic state, and the indicating that the microswitch 5 is not in a hydraulic state, and the open state, and the microswitch 5, the microswitch 5 is in a hydraulic state; when the electromagnetic valve is in a starting state, the movable iron core 101 in the valve body 1 is attracted by the electrified fixed iron core 102 to move upwards, the magnetic steel 402 is separated from the bottom surface of the inner cavity of the shell 2, the head end of the pull plate 403 cannot be pressed by the acting force of the magnetic steel 402 at the moment, the contact of the microswitch 5 cannot be pressed, the contact of the microswitch 5 is supported by the internal spring 103 to return to the original position, the microswitch 5 is in a closed state, namely the power supply, the microswitch 5 and the indicator lamp are in a passage, the indicator lamp is turned on to indicate that the electromagnetic valve is in an opening state at the moment, and the hydraulic system is also in an opening state.

The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a take signal indication function's solenoid valve which characterized by: comprises a valve body (1), a shell (2), an oil pipeline (3), a linkage mechanism (4) and a microswitch; the bottom of the valve body (1) is provided with a shell (2), a movable iron core (101) of the valve body (1) is correspondingly inserted into the shell (2), two sliding grooves (1011) are symmetrically formed in the column body of the movable iron core (101), and a through hole (1012) is formed between the two sliding grooves (1011); the number of the oil pipelines (3) is two, the two oil pipelines (3) are fixedly inserted into the shell (2), the head ends of the two oil pipelines (3) are respectively matched and positioned in a sliding chute (1011), and the inner cavities of the two oil pipelines (3) can be communicated with the through hole (1012) after the movable iron core (101) acts; the bottom of moving iron core (101) is equipped with link gear (4), and moves iron core (101) and can control the contact action of micro-gap switch (5) through link gear (4), the feeder ear and the power of micro-gap switch (5) are connected, and the control end and the pilot lamp of micro-gap switch (5) are connected.

2. The signal indicating function solenoid valve as claimed in claim 1, wherein: be equipped with valve (6) in via hole (1012), the mouth of pipe of oil circuit pipeline (3) can be plugged up in valve (6), and the area of valve (6) is less than the area of via hole (1012).

3. The signal indicating function solenoid valve as claimed in claim 1, wherein: link gear (4) contain and separate magnet (401), magnet steel (402), plectrum (403) and bolt (404), wherein separate magnet (401) and correspond with the bottom of moving iron core (101) and be connected, separate the bottom of magnet (401) and be equipped with magnet steel (402), the middle part both sides of plectrum (403) are equipped with the installation ear of bending downwards, and bolt (404) correspond and correspond fixed connection with casing (2) inner chamber after passing the installation ear, and the head end of plectrum (403) is located magnet steel (402) below, and the tail end of plectrum (403) is located the contact top of micro-gap switch (5), micro-gap switch (5) are established to normal close formula switch.

4. The signal indicating function solenoid valve as claimed in claim 1, wherein: a first sealing ring (7) is arranged between the shell (2) and the movable iron core (101) of the valve body (1).

5. The solenoid valve with signal indicating function as claimed in claim 1, wherein: and the oil pipeline (3) is in threaded connection with the shell (2).

6. The signal indicating function solenoid valve as claimed in claim 1, wherein: and a second sealing ring (8) is arranged between the oil pipeline (3) and the inner wall surface of the shell (2).

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