CN213598672U

CN213598672U - Double-coil off-protection switch electromagnetic valve

Info

Publication number: CN213598672U
Application number: CN202021454318.4U
Authority: CN
Inventors: 孙美年
Original assignee: Ningbo Rian Electric Appliance Co ltd
Current assignee: Ningbo Rian Electric Appliance Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-07-02
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a twin coil puts out and protects switching solenoid valve, comprises a valve seat, the upper end of disk seat is connected with the valve bonnet, the disk seat with the dust cover structure is constituteed to the valve bonnet, install the electrode in the disk seat, the upper end of valve bonnet is connected with the clamp plate, the lower extreme of clamp plate is connected with the connecting wire, the upper end of clamp plate is connected with the spring, the upper end of valve bonnet is equipped with the through-hole, install the valve shaft in the through-hole, the lower extreme of valve shaft is connected with moves the iron core, the upper end fixedly connected with spring holder of valve shaft, fixed connection between spring and the spring holder, be equipped with. The double-coil extinguishing protection switch electromagnetic valve solves the ultrathin design problem of a cooker, can form a modular structure, enables a user to use the electromagnetic valve more conveniently, reduces pulse switches on a valve body, optimizes the structure of the valve body of the cooker, solves the problem that multiple components are prone to failure rate, simplifies the structure of the valve body on the gas cooker, and saves material cost and manufacturing cost.

Description

Double-coil off-protection switch electromagnetic valve

Technical Field

The utility model relates to a domestic gas cooking utensils correlation technique field specifically is double coil and puts out protection switch solenoid valve.

Background

The gas cooker refers to a kitchen utensil heated by direct fire with gas fuels such as liquefied petroleum gas, artificial gas, natural gas and the like, and is called a stove plate, the popular degree of the gas cooker is unknown, but a popular concept is difficult to see, such as a firewood stove, a kerosene stove, a coal ball stove and the like. Gas ranges are mainly classified into liquefied gas ranges, gas ranges and natural gas ranges according to gas sources, and are classified into single ranges, double ranges and multi-range ranges according to range openings.

The existing gas cooker pulser comprises a microswitch for working, so that the height of a valve body is difficult to thin, the ultrathin design of a cooker is difficult to form, poor contact is easy to occur when the pulse works through the microswitch, the non-ignition fault is caused, the valve body has a complex composition structure, the manufacturing cost is high, and the assembly is difficult.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a twin coil puts out and protects switching solenoid valve to it contains micro-gap switch work to put forward current gas cooking utensils pulser among the above-mentioned background art, causes the valve body highly to be difficult to the attenuation, is difficult to form the ultra-thin design of cooking utensils, and the pulse passes through micro-gap switch work and takes place contact failure easily, causes the fault of not lighting a fire, and the valve body component structure is complicated, and manufacturing cost is on the high side, assembles the problem of difficulty.

In order to achieve the above object, the utility model provides a following technical scheme: the double-coil shutdown protection switch electromagnetic valve comprises a valve seat, wherein the upper end of the valve seat is connected with a valve cover, the valve seat and the valve cover form a dustproof cover structure, an electrode is arranged in the valve seat, the upper end of the valve cover is connected with a pressing plate, the lower end of the pressing plate is connected with a connecting wire, the upper end of the pressing plate is connected with a spring, the upper end of the valve cover is provided with a through hole, a valve shaft is arranged in the through hole, the lower end of the valve shaft is connected with a movable iron core, the upper end of the valve shaft is fixedly connected with a spring seat, the spring and the spring seat are fixedly connected, a static iron core is arranged in the valve cover and is positioned under the movable iron core, the static iron core and the movable iron core are both positioned in the valve cover, a main coil is wound outside the static iron core, the wire, the winding is equipped with the secondary winding on the skeleton, the both ends end of a thread of secondary winding is connected respectively and is welded in disk seat and electrode, the lower extreme of disk seat is equipped with the uide bushing, the outside fixedly connected with flange of uide bushing and disk seat.

Preferably, one end of the connecting wire is connected to the lower end of the pressing plate, the other end of the connecting wire penetrates through the valve seat side hole and is electrically connected with the electrode, and the connecting wire is located in the valve cover.

Preferably, an electrode sealing ring is assembled between the electrode and the valve seat.

Preferably, an O-ring is mounted on the outside of the valve seat.

Preferably, a sealing gasket is fixedly connected to the top end of the valve shaft.

Preferably, the pressing plate is made of copper.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the single-coil shutdown protection switch electromagnetic valve is different from a single-coil shutdown protection switch electromagnetic valve which is always electrified and opened, the single-coil shutdown protection switch electromagnetic valve is additionally provided with an ignition switch function on the basis of the electromagnetic valve of the existing shutdown protection device, under the condition of power failure, the main coil and the secondary coil are uncharged, a static iron core of the electromagnetic valve is at an initial position, a movable iron core and the static iron core are in a separated state, a valve body is in a closed state at the moment, a valve shaft is pressed down, a compression spring is compressed, the movable iron core at the lower end of the valve shaft is pressed down to be in contact with the static iron core, the main coil is electrified, the secondary coil is electrified, a connecting wire on a pressure plate of the electromagnetic valve is connected with an electrode, so that the valve body is electrified, a pulser on a stove can be started after a valve rod of the valve body is pressed down, the pulser can, the valve body can be used as an ignition switch and can also be used for flameout protection, the problem of ultrathin design of the gas cooker is solved, the valve body is thinner and more optimized, and the problems of poor ignition contact of the microswitch and the like when the valve body is used for a long time are reduced;

2. the double-coil extinguishing protection switch electromagnetic valve solves the ultrathin design problem of a cooker, can form a modular structure, enables a user to use the electromagnetic valve more conveniently, reduces pulse switches on a valve body, optimizes the structure of the valve body of the cooker, solves the problem that multiple components are prone to failure rate, simplifies the structure of the valve body on the gas cooker, and saves material cost and manufacturing cost.

Drawings

Fig. 1 is a schematic structural view of a double-coil shutdown protection switching solenoid valve of the present invention;

fig. 2 is a schematic diagram of a spring seat structure of the dual coil shutdown protection switching solenoid valve of the present invention;

fig. 3 is a schematic view of a valve seat structure of the dual coil shutdown protection switch solenoid valve of the present invention;

fig. 4 is a schematic view of a pressing plate structure of the dual-coil shutdown protection switch electromagnetic valve of the present invention;

fig. 5 is a schematic structural view of a valve cover of the dual-coil shutdown protection switch electromagnetic valve of the present invention;

fig. 6 is an electrode structure diagram of the dual coil shutdown protection switch electromagnetic valve of the present invention.

In the figure: the valve comprises a guide sleeve 1, electrodes 2, an electrode sealing ring 3, a flange 4, a valve seat 5, an O-shaped ring 6, a static iron core 7, a framework 8, a secondary coil 9, a main coil 10, a valve cover 11, a movable iron core 12, a valve shaft 13, a spring 14, a spring seat 15, a sealing gasket 16, a pressing plate 17 and a connecting wire 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-6, the present invention provides an embodiment: the double-coil shutdown protection switch electromagnetic valve comprises a valve seat 5, the upper end of the valve seat 5 is connected with a valve cover 11, the valve seat 5 and the valve cover 11 form a dust cover structure, an electrode 2 is installed in the valve seat 5, the upper end of the valve cover 11 is connected with a pressing plate 17, the lower end of the pressing plate 17 is connected with a connecting wire 18, the upper end of the pressing plate 17 is connected with a spring 14, the upper end of the valve cover 11 is provided with a through hole, a valve shaft 13 is installed in the through hole, the lower end of the valve shaft 13 is connected with a movable iron core 12, the upper end of the valve shaft 13 is fixedly connected with a spring seat 15, the spring 14 is fixedly connected with the spring seat 15, a static iron core 7 is arranged in the valve cover 11, the static iron core 7 is positioned under the movable iron core 12, the static iron core 7 and the movable iron core 12 are both positioned in the valve cover 11, the framework 8 is wound with the secondary coil 9, two ends of the secondary coil 9 are respectively connected and welded with the valve seat 5 and the electrode 2, under the condition of power failure, the main coil 10 and the secondary coil 9 are the main coil 10 without electricity, the secondary coil 9 without electricity, the static iron core 7 of the electromagnetic valve is at an initial position, the movable iron core 10 and the static iron core 7 are in a separated state, the valve body is in a closed state at the moment, the valve shaft 11 is pressed downwards, the compression spring 2 is compressed, the movable iron core 10 at the lower end of the valve shaft 11 is pressed downwards to be in contact with the static iron core 7, the main coil 10 is electrified at the moment, the secondary coil 9 is electrified, a connecting wire on a pressing plate 15 of the electromagnetic valve is connected with the electrode 2, the valve body is electrified, the pulse device on the cooker can be started after the valve body and the valve rod are pressed downwards, the lower end of the valve seat 5 is provided with the guide sleeve 1, the guide sleeve 1.

The utility model discloses in: one end of a connecting wire 18 is connected to the lower end of the pressure plate 17, the other end of the connecting wire 18 penetrates through the side hole of the valve seat 5 and is electrically connected with the electrode 2, the connecting wire 18 is positioned in the valve cover 11, the pressure plate 17 is assembled at the top of the valve cover 11, the lower end of the pressure plate 17 is inserted into the valve cover 11, one end of the connecting wire 18 is connected to the lower end of the pressure plate 17, and the other end of the connecting wire 18 penetrates through the side hole of the; an electrode sealing ring 3 is arranged between the electrode 2 and the valve seat 5 to improve the sealing property of the electrode 2 and prevent air leakage; an O-shaped ring 6 is arranged outside the valve seat 5; the top end of the valve shaft 13 is fixedly connected with a sealing gasket 16 for improving the sealing property of the valve shaft 13; the pressing plate 17 is made of copper material, and the electrifying efficiency is high.

The working principle is as follows: the single-coil extinguishing protection switch electromagnetic valve is different from a single-coil extinguishing protection switch electromagnetic valve which is always electrified and opened, a function with an ignition switch is added on the basis of the electromagnetic valve of the existing extinguishing protection device, under the condition of power failure, the main coil 10 and the secondary coil 9 are not electrified, the static iron core 7 of the electromagnetic valve is at the initial position, the movable iron core 10 and the static iron core 7 are in a separated state, the valve body is in a closed state at the moment, the valve shaft 11 is pressed down, the compression spring 2 is compressed, the movable iron core 10 at the lower end of the valve shaft 11 is pressed down to be in contact with the static iron core 7, the main coil 10 is electrified, the secondary coil 9 is electrified, the connecting wire on the pressure plate 15 of the electromagnetic valve is connected with the electrode 2, the valve body is electrified, the pulser on a stove can be started after the valve rod of the valve, the electromagnetic valve for flameout protection realizes double functions, namely, the electromagnetic valve can be used as an ignition switch and can also be used for flameout protection.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Twin coil is put out and is protected switch solenoid valve, including disk seat (5), its characterized in that: the upper end of the valve seat (5) is connected with a valve cover (11), the valve seat (5) and the valve cover (11) form a dust cover structure, an electrode (2) is installed in the valve seat (5), the upper end of the valve cover (11) is connected with a pressing plate (17), the lower end of the pressing plate (17) is connected with a connecting wire (18), the upper end of the pressing plate (17) is connected with a spring (14), the upper end of the valve cover (11) is provided with a through hole, a valve shaft (13) is installed in the through hole, the lower end of the valve shaft (13) is connected with a movable iron core (12), the upper end of the valve shaft (13) is fixedly connected with a spring seat (15), the spring (14) and the spring seat (15) are fixedly connected, a static iron core (7) is arranged in the valve cover (11), the static iron core (7) is positioned under the movable iron core (12), and the static iron core (7) and the, the outside winding of quiet iron core (7) has main coil (10), the both ends end of a thread of main coil (10) is connected respectively and is welded in disk seat (5) and electrode (2), the cover is equipped with skeleton (8) on quiet iron core (7), around being equipped with secondary coil (9) on skeleton (8), the both ends end of secondary coil (9) is connected respectively and is welded in disk seat (5) and electrode (2), the lower extreme of disk seat (5) is equipped with uide bushing (1), the outside fixedly connected with flange (4) of uide bushing (1) and disk seat (5).

2. A double-coil shutdown switching solenoid valve as defined in claim 1, wherein: one end of the connecting wire (18) is connected to the lower end of the pressing plate (17), the other end of the connecting wire (18) penetrates through the side hole of the valve seat (5) and is electrically connected with the electrode (2), and the connecting wire (18) is located in the valve cover (11).

3. A double-coil shutdown switching solenoid valve as defined in claim 1, wherein: an electrode sealing ring (3) is assembled between the electrode and the valve seat (5).

4. A double-coil shutdown switching solenoid valve as defined in claim 1, wherein: and an O-shaped ring (6) is arranged outside the valve seat (5).

5. A double-coil shutdown switching solenoid valve as defined in claim 1, wherein: the top end of the valve shaft (13) is fixedly connected with a sealing gasket (16).

6. A double-coil shutdown switching solenoid valve as defined in claim 1, wherein: the pressing plate (17) is made of copper.