CN209909172U - Solenoid valve and evaporate boiler thereof - Google Patents

Abstract

A solenoid valve, characterized by: the valve body assembly is positioned at the inner side of the magnet assembly; the valve body assembly comprises a movable valve core, the magnet assembly comprises a magnetic core, the magnetic core is positioned on the upper portion of the magnet assembly and positioned on the upper portion of the valve core or the upper portion of the outer side of the valve core, a coil is arranged on the outer side of the magnetic core, and the magnetic core can drive the valve core to move through magnetic force and is not in direct contact with the valve core. The scheme solves the problems that the existing electromagnetic valve is complex in structure, difficult to clean and low in reliability, and mainly solves the problems that the magnetic core and the valve core of the existing electromagnetic valve are magnetized after being used for a long time to cause the separation failure of the magnetic core and the valve core, and the problems that the existing boiler can only realize the drainage of an outer boiler and can not realize the drainage of an inner boiler due to the limitation of the power-on structure of the electromagnetic valve, and the problems that the existing boiler is complex in structure, unsafe to use and difficult to clean by a user.

Description

Solenoid valve and evaporate boiler thereof

Technical Field

The utility model relates to a kitchen household electrical appliances technical field, concretely relates to solenoid valve and evaporate boiler thereof.

Background

The existing electromagnetic valve has a complex structure, is difficult to clean and has low reliability; the main solenoid valve that is current is located same vertical position through setting up magnetic core and case for magnetic core and case direct contact interact, after longer live time, have certain magnetic force after having because of case and magnetic core are magnetized, lead to magnetic core and case can not in time separate, appear separating the problem that became invalid even, lead to the unable normal switching of solenoid valve, can't normally realize that the switching outlet carries out the drainage.

The existing cooker mainly installs the electromagnetic valve on the outer pot to realize the drainage of the outer pot, and the low-sugar rice is made by the drainage of the outer pot; the outer pot of the cooker is difficult to clean due to the complex structure of the electromagnetic valve, so that the cooker is inconvenient for users to use; the position of the electromagnetic valve installed on the outer pot of the existing cooker is provided with a plug-in sheet electrifying structure to realize the power supply setting of the electromagnetic valve, so that the outer pot has a complex structure, the plug-in sheet electrifying structure is easy to be stained with water, a user needs to ensure that no water exists on the plug-in sheet when using the cooker, otherwise, short circuit or electric leakage is easily caused, and the cooker is unsafe to use.

The restriction of the structure of current boiler because of the solenoid valve and the circular telegram structure of the inserted sheet of solenoid valve leads to boiler and can only realize installing the solenoid valve on outer pot, can only realize that outer pot drainage can't realize interior pot drainage, makes boiler and must set up independent water tank and come the discharged water of splendid attire outer pot like this, leads to boiler's overall structure complicated, inconvenient user's use.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.

Therefore, an object of the utility model is to provide a solenoid valve and evaporate boiler thereof, mainly provide a simple structure's solenoid valve, can be used to install and realize interior pot drainage on evaporating boiler's interior pot, it is complicated to solve current solenoid valve structure, be difficult to wash, the problem that the reliability is low, mainly solve the problem that magnetic core and the case of current solenoid valve are magnetized and lead to magnetic core and case separation inefficacy after using longer time, and solve current evaporate boiler and lead to evaporating boiler and can only realize the problem that the unable realization of outer pot drainage set up interior pot drainage because of the restriction of the circular telegram structure of solenoid valve, and solve current boiler's structure complicacy, use unsafe, the user is difficult to abluent problem.

The utility model discloses an embodiment provides a solenoid valve and boiler thereof, a solenoid valve, its characterized in that: the valve body assembly is positioned at the inner side of the magnet assembly; the valve body assembly comprises a movable valve core, the magnet assembly comprises a magnetic core, the magnetic core is positioned on the upper portion of the magnet assembly and on the upper portion of the outer side of the valve core, a coil is arranged on the outer side of the magnetic core, and the magnetic core can drive the valve core to move through magnetic force and is not in direct contact with the valve core.

In the electromagnetic valve, the distance from the outer side surface of the valve core to the inner side surface of the magnetic core is L, L is greater than 0mm and less than or equal to 10mm, the distance from the bottom surface of the magnetic core to the upper surface of the valve core is H, and H is greater than or equal to 1mm and less than or equal to 10 mm.

In the electromagnetic valve, the valve core and the magnetic core are both arranged in an annular structure, and L is more than or equal to 0.5mm and less than or equal to 2 mm.

In the electromagnetic valve, the coil is formed by winding the conducting wire, and the number of the winding turns of the conducting wire at the lower part of the coil is greater than or equal to that of the winding turns of the conducting wire at the upper part of the coil.

In the electromagnetic valve, the upper surface of the valve body assembly is provided with the plurality of first through holes, and the upper part of the valve body assembly is further provided with the first limiting part.

The valve body assembly of the electromagnetic valve further comprises a shaft rod, the valve core is sleeved on the shaft rod and can move on the shaft rod, and the bottom of the valve core is provided with a sealing piece for sealing.

According to the electromagnetic valve, the valve body assembly further comprises a filtering piece, a plurality of second through holes are formed in the surface of the filtering piece, and a second limiting portion is arranged.

In the electromagnetic valve, the end face of the magnet assembly is provided with a plurality of retractable second guide posts, or the end face of the magnet assembly is provided with a plurality of raised contacts.

A boiler comprises the electromagnetic valve and an inner pot, wherein the electromagnetic valve is arranged on the inner pot.

In the boiler, the inner pot or the electromagnetic valve is provided with the water outlet, and the magnetic core can drive the valve core to move through magnetic force to open and close the water outlet.

The cooker further comprises an outer pot, the inner pot is located in the outer pot, one end of the coil is electrically connected with the power supply module through the inner pot, and the other end of the coil is electrically connected with the power supply module through the outer pot.

In the cooker, the inner pot is electrically connected to the power module through the first guide pillar mounted on the cooker cover; the other end of the coil is electrically connected with the outer pot through the shell or the second guide pillar, and the outer pot is electrically connected with the power supply module through the third guide pillar arranged in the pot body.

Compared with the prior art, the utility model discloses following beneficial effect has:

this scheme is through setting up magnetic core and case, and inject the magnetic core and be located the upper portion in the case outside on the upper portion of magnet subassembly, be provided with the coil in the outside of magnetic core, magnetic core accessible magnetic force drives case removal and magnetic core and case indirect contact, it also can drive the case removal to realize the magnetic core indirect contact case, and the structure sets up simplyr, the problem that the magnetic core and the case of having solved current solenoid valve are magnetized and lead to magnetic core and case separation to become invalid after using longer time, solenoid valve in use's reliability has been improved.

This scheme is through setting up the distance L of the inside surface of outside surface to the magnetic core of injecing the case to the quantity of the number of turns of the wire coiling of injecing the coil lower part is more than or equal to the number of turns of the wire coiling on coil upper portion, makes the magnetic force ability of magnetic core and case production concentrate relatively after the coil circular telegram, has ensured that the magnetic core does not contact the case and can be stable drive the case through magnetic force and remove, simple structure, reliability are higher.

The solenoid valve of this scheme can be used to install on the interior pot of boiling the boiler to one end through setting up the coil links to each other with the power module electrical property through interior pot, and the other end of coil passes through outer pot and links to each other with the power module electrical property, through setting up the coil and realize the supply circuit to the coil between outer pot and interior pot and utilize outer pot and interior pot, solved current solenoid valve and can only install on outer pot and realize the problem to the solenoid valve circular telegram through the inserted sheet.

The boiler of this scheme is through setting up outer pot and interior pot, the pot is located the outer pot in the setting, and be provided with the outlet on installation solenoid valve and interior pot or on the solenoid valve on the pot in, realize the switching effect to the outlet through the solenoid valve, and then can realize that the water between interior pot and the outer pot communicates with each other, water in the interior pot can be arranged and sent to in the outer pot or the water in the outer pot can enter into in the pot, can utilize this boiler to make low sugar food, realize eating the separation of material and water at the boiling in-process, it is conveniently used for making low sugar rice to be especially equipped with.

Drawings

FIG. 1 is a front perspective view of the solenoid valve of the present solution;

FIG. 2 is a reverse perspective view of the solenoid valve of the present version;

FIG. 3 is an exploded schematic view of the solenoid valve of the present embodiment;

FIG. 4 is a schematic view of the valve body assembly of the present solution;

FIG. 5 is a perspective view of the valve body assembly of the present version;

FIG. 6 is a schematic cross-sectional view of the solenoid valve of the present embodiment with a second guide post;

FIG. 7 is a schematic sectional view of a contact of the solenoid valve according to the present embodiment;

FIG. 8 is a state diagram of the solenoid valve according to the present embodiment;

FIG. 9 is a schematic diagram of the state of the valve body assembly of the solenoid valve according to the present embodiment moving;

FIG. 10 is a schematic reverse perspective view of the inner pot according to the present embodiment;

FIG. 11 is a front perspective view of the inner pot in the present embodiment;

FIG. 12 is a schematic view of the inner pot provided with a drainage channel according to the present embodiment;

FIG. 13 is a schematic view of the present embodiment with the drain passage on the solenoid valve;

FIG. 14 is a schematic view of the inner pan in the outer pan according to the present embodiment;

FIG. 15 is an exploded view of the inner and outer pots;

FIG. 16 is a block diagram of the electrical connections of the present solution;

FIG. 17 is a schematic diagram of the connection of the coil power supply according to the present embodiment and electrically connected by the second guide post;

FIG. 18 is a schematic diagram of the connection of the power supply to the coils and the electrical connection through the contacts according to the present embodiment;

FIG. 19 is a schematic perspective view of the inside of the digester in the present solution with a strainer;

FIG. 20 is a perspective view of the digester according to the present solution;

FIG. 21 is a sectional view showing the overall structure of the cooker according to the present embodiment;

FIG. 22 is a schematic view of the present embodiment showing the inner pot without draining water;

fig. 23 is a schematic diagram showing that water in the inner pot is delivered into the outer pot and the water and food materials in the inner pot are separated.

Reference numerals: 1-magnet assembly, 101-magnetic core, 102-second guide post, 103-contact, 2-valve body assembly, 201-valve core, 202-first through hole, 203-first limit part, 204-shaft rod, 205-sealing element, 206-filtering element, 2061-second through hole, 2062-second limit part, 3-coil, 4-outer pot, 5-inner pot, 501-water outlet, 6-pot cover, 601-first guide post, 7-pot body, 701-third guide post, 8-power module, 9-isolation element, 10-water discharge channel, 11-fourth guide post, 12-filter screen.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further described with reference to the following embodiments.

Example (b): the utility model discloses an electromagnetic valve and evaporate boiler thereof, as shown in fig. 1 to 23 constitution, this scheme involves an electromagnetic valve and evaporate boiler thereof, the electromagnetic valve is through setting up magnetic core 101 and case 201, it removes the inside action that realizes the electromagnetic valve to drive case 201 through magnetic core 101 direct contact case 201, realize carrying out the effect of switching to outlet 501 on the boiler inner pan 5 when the electromagnetic valve is used for evaporating boiler, the switching effect to outlet 501 can be realized to the removal of case 201, power module 8 is used for supplying power to the electromagnetic valve, make case 201 and magnetic core 101 produce certain magnetic force after 3 circular telegrams of the inside coil of electromagnetic valve, magnetic core 101 accessible magnetic force drives case 201 and removes, it realizes the removal action of case 201 mainly to produce the magnetic force of inter attraction between magnetic core 101 and the case 201.

A solenoid valve comprises a valve body assembly 2 and a magnet assembly 1, wherein the valve body assembly 2 is positioned at the inner side position of the magnet assembly 1; the valve body assembly 2 comprises a movable valve core 201, the magnet assembly 1 comprises a magnetic core 101, the magnetic core 101 is positioned at the upper part of the magnet assembly 1 and at the upper part of the outer side of the valve core 201, the magnetic core 101 can drive the valve core 201 to move upwards, the magnetic core 101 cannot be in direct contact with the valve core 201, and the valve core 201 can pass through the inner position of the magnetic core 101; the magnetic core 101 is located the upper portion of magnet subassembly 1 and makes things convenient for magnetic core 101 to drive case 201 rebound, and the magnetic core 101 is located the upper portion in the case 201 outside and has guaranteed can not direct contact between case 201 and the magnetic core 101, mainly can not contact magnetic core 101 after the case 201 rebound, the problem of mutual contact can not appear in the in-process of the whole removal of case 201 between magnetic core 101 and the case 201.

According to the scheme, the coil 3 is arranged on the outer side of the magnetic core 101, the magnetic core 101 can drive the valve element 201 to move through magnetic force, the magnetic core 101 is not in direct contact with the valve element 201, the coil 3 is formed by winding a conducting wire, the coil 3 has the effect that after the coil 3 is electrified, certain magnetic force can be generated between the magnetic core 101 and the valve element 201 which are positioned in an inner ring of the coil 3 due to the fact that current in the coil 3 passes through the coil, after the coil 3 is electrified, the valve element 201 and the magnetic core 101 have magnetic force which mainly has mutually attracted magnetic force, and the magnetic core 101 drives the valve element; when the coil 3 is not electrified, the magnetic force of the valve core 201 and the magnetic core 101 disappears, at this time, the valve core 201 moves downwards under the action of gravity, and the magnetic force of the coil 3 to the valve core 201 and the magnetic force is supplied in the whole process; the coil 3 is electrified or not, the coil 3 is mainly required to be connected with a power module 8, and power supply to the electromagnetic valve is realized through the power module 8.

The distance from the outer side surface of the valve core 201 to the inner side surface of the magnetic core 101 is L, L is more than 0mm and less than or equal to 10mm, the valve core 201 can pass through the inside of the magnetic core 101, the inside of the magnetic core 101 is arranged to be a clearance structure relative to the valve core 201, and the requirement that the magnetic core 101 can drive the valve core 201 to move upwards through magnetic force is met; the larger the distance of L is, the larger the integral winding number and the winding diameter of the coil 3 are, and the relative cost is high; when the distance is set to be more than 0mm and less than or equal to 10mm, the requirement of the magnetic core 101 on the magnetic force of the valve core 201 can be met, the cost is relatively low, and the valve core 201 can be driven by the magnetic core 101 to stably move upwards.

Preferably, the valve core 201 and the magnetic core 101 are both arranged to be annular structures, the valve core 201 is arranged to be a cylindrical annular structure, the middle part of the valve core 201 is provided with a shaft hole sleeved on the shaft rod 204, the valve core 201 can move on the shaft rod 204, the magnetic core 101 is arranged to be a cylindrical annular structure, and the middle part of the magnetic core 101 is provided with a through hole of the void-avoiding valve core 201, so that the valve core 201 can pass through the middle position of the magnetic core 101, and the valve body assembly 2 can be conveniently; when L is more than or equal to 0.5mm and less than or equal to 2mm, the magnetic force of mutual attraction between the valve core 201 and the magnetic core 101 is larger, and at the moment, the mutual magnetic force of the magnetic core 101 to the side surface and the upper end surface of the valve core 201 is concentrated; more preferably, when L is 0.5mm, the magnetic force of the magnetic core 101 on the valve element 201 is large, so that the magnetic core 101 can drive the valve element 201 to move upwards stably.

According to the scheme, the distance between the valve core 201 and the magnetic core 101 in the vertical direction is H, the distance between the bottom surface of the magnetic core 101 and the upper surface of the valve core 201 is H, H is larger than or equal to 1mm and smaller than or equal to 10mm, and preferably H is larger than or equal to 3mm and smaller than or equal to 6mm, the magnetic force of mutual attraction between the valve core 201 and the magnetic core 101 is high and stable, and the magnetic core 101 can stably drive the valve core 201 to move upwards; when H is 5mm, the magnetic force of the mutual attraction between the magnetic core 101 and the valve element 201 is highest and stable, which is beneficial for the magnetic core 101 to drive the valve element 201 to move, and is beneficial for the valve element 201 to open and close the drain opening 501, and at this time, the drain opening 501 has a better drainage effect; the magnitude of the distance H mainly affects the magnitude of the magnetic force of the magnetic core 101 attracting the upper end surface of the valve element 201.

The inner coil 3 of the electromagnetic valve is characterized in that the coil 3 is formed by winding a lead, the lead is an aluminum wire or a copper wire, the coil 3 is formed by winding the lead and has a certain height, the coil 3 is divided into two parts, namely the upper part of the coil 3 and the lower part of the coil 3, a magnetic core 101 is positioned in an inner ring area at the upper part of the coil 3, a valve core 201 is positioned in the inner ring area at the lower part of the coil 3, one end of the coil 3 extends upwards to form an input end of a circuit connection of the electromagnetic valve, the other end of the coil 3 extends downwards to form an output end of the circuit connection of the electromagnetic valve, one end of the coil 3 and the other end of the coil 3 of the electromagnetic valve are respectively connected with a power module 8 to realize the electrification of the coil 3, so that the power module 8 can supply power to the electromagnetic valve, under the electrification condition, the coil 3 generates a certain magnetic force between the magnetic core, the magnetic core 101 can drive the valve core 201 to move upwards from the initial position through magnetic force, when the coil 3 is in a non-energized state, the valve core 201 moves downwards to the initial position under the action of gravity, the whole process realizes the moving process of the valve core 201 inside the electromagnetic valve, the valve core 201 is not in direct contact with the magnetic core 101, even if the valve core 201 moves upwards to the upper position, the magnetic core 101 cannot be in contact with the valve core 201, the valve core 201 can be kept at the upper position only by magnetic force, and the problem that the magnetic core 101 and the valve core 201 are magnetized after being used for a long time to cause the separation failure of the magnetic core 101 and the valve core 201 due to the contact of the magnetic core 101 and the valve.

According to the specific arrangement of the coil 3, the number of the winding turns of the wire at the lower part of the coil 3 is more than or equal to the number of the winding turns of the wire at the upper part of the coil 3, when the number of the winding turns of the wire at the lower part of the coil 3 is equal to the number of the winding turns of the wire at the upper part of the coil 3, after the coil 3 is electrified, the magnetic force between the valve core 201 and the magnetic core 101 can keep relatively balanced, the magnetic force on the magnetic core 101 and the magnetic force on the valve core 201 are uniformly distributed, at the moment, the magnetic core 101 can drive the valve core 201 to move upwards; when the number of the winding turns of the wire at the lower part of the coil 3 is larger than that of the winding turns of the wire at the upper part of the coil 3, after the coil 3 is electrified, the magnetic force between the valve core 201 and the magnetic core 101 is relatively intensively distributed, the magnetic force of the magnetic core 101 is mainly concentrated on the lower end surface and the side surface at the lower part of the magnetic core 101, the magnetic force of the valve core 201 is mainly concentrated on the upper end surface and the side surface at the upper part of the valve core 201, the mutually attracted magnetic force between the valve core 201 and the magnetic core 101 is larger and is concentrated between the middle parts of mutually attracted distance positions, at the moment, the magnetic core 101 can drive the valve core 201 to move upwards; preferably, this scheme sets up the quantity that the number of turns of the wire coiling of coil 3 lower part is greater than the quantity of the number of turns of the wire coiling of coil 3 upper portion.

In the structure of the valve body assembly 2, a plurality of first through holes 202 are formed in the upper surface of the valve body assembly 2, the first through holes 202 are used for allowing water to pass through and have a certain filtering effect on impurities, and the water downwards enters the position of the valve core 201 through the first through holes 202; and the upper portion of valve body subassembly 2 still is provided with first spacing portion 203, and first spacing portion 203 plays the limiting displacement to valve body subassembly 2 mounted position, supports valve body subassembly 2's spacing mounted position.

The valve body assembly 2 is structurally characterized in that the valve body assembly 2 further comprises a shaft rod 204, the valve core 201 is sleeved on the shaft rod 204, the valve core 201 can move on the shaft rod 204, the valve core 201 is sleeved on the shaft rod 204, a third limiting part for limiting the upward movement position of the valve core 201 is arranged on the shaft rod 204, and the valve core 201 stays immovably under the limiting of the third limiting part after moving upwards for a certain distance; the valve core 201 can move on the shaft 204, and the initial position of the valve core 201 is that the valve core 201 is positioned on the lower position of the shaft 204; the bottom of the valve core 201 is provided with a sealing element 205 for sealing, when the electromagnetic valve is installed on a cooker, the sealing element 205 on the valve core 201 can realize the sealing effect on the water outlet 501 on the cooker 5 in the cooker, and prevent the water leakage or water seepage of the water outlet 501.

Wherein, valve body subassembly 2 still includes filtering piece 206, be provided with a plurality of second through-holes 2061 on filtering piece 206's the surface, second through-hole 2061 can play certain filtering action, prevent that debris from entering into case 201 position, play filterable effect simultaneously with first through-hole 202, water accessible first through-hole 202 and second through-hole 2061, play double filtration's effect to debris, reduce the risk that case 201 is blockked up, the reliability is higher, and be provided with spacing portion 2062 of second, spacing portion 2062 of second can play spacing effect, support valve body subassembly 2's spacing mounted position.

The end face of the magnet assembly 1 is provided with a plurality of telescopic second guide posts 102, the end face of the shell of the electromagnetic valve is mainly provided with the second guide posts 102, and the other end of the coil 3 can be welded on the second guide posts 102 to realize the electrical connection between the other end of the coil 3 and the second guide posts 102; or a plurality of raised contacts 103 are arranged on the end face of the magnet assembly 1, the contacts 103 are mainly arranged on the shell of the electromagnetic valve, the contacts 103 are part of the shell, and the other end of the coil 3 is directly welded on the shell or pressed on the shell, so that the electrical connection between the other end of the coil 3 and the shell is realized.

The boiler structure of this scheme, a boiler, including aforementioned solenoid valve, install this scheme boiler with above-mentioned solenoid valve on, this scheme boiler still includes interior pot 5, the solenoid valve is installed on interior pot 5, the drainage of pot 5 in realizing through the solenoid valve, boiler to this scheme still includes outer pot 4, interior pot 5 is located outer pot 4, outer pot 4 mainly used flourishing water, and be used for holding interior pot 5 discharged water, when edible material and separation of water in interior pot 5 carried out the drainage, the water in the interior pot 5 was discharged in outer pot 4.

The primary structure of outer pot 4, outer pot 4 sets up in a kind of deep pot body 7, and set up the heating member in a kind of deep pot body 7 and realize heating outer pot 4, and realize the heating to interior pot 5, the heating member can directly heat the steam in outer pot 4 is recycled to outer pot 4 and heats interior pot 5, also can set up the heating member and directly heat interior pot 5, come to heat interior pot 5 like the electromagnetic disk, realize the electromagnetic heating effect to interior pot 5 through the electromagnetic disk, only need can realize the heating to interior pot 5 can.

The main structure of the inner pot 5 is that a water outlet 501 is arranged on the inner pot 5, the water outlet 501 is mainly arranged on the bottom surface of the inner pot 5, the magnetic core 101 can drive the valve core 201 to move through magnetic force to open and close the water outlet 501, the main structure is that a water drainage channel 10 is arranged on the inner pot 5, wherein the water drainage channel 10 can also be arranged as a part of an electromagnetic valve, the water drainage channel 10 is not limited to be directly arranged on the inner pot 5, only the valve body assembly 2 is arranged in the water drainage channel 10, the tail end of the water drainage channel 10 is provided with the water outlet 501, and the magnetic core 101 can drive the valve core 201 to move through magnetic; a water outlet 501 is arranged on the inner pot 5 or the electromagnetic valve, the water drainage channel 10 can be independently used as a part of the electromagnetic valve or can be arranged as an independent part to be arranged on the inner pot 5, and the water outlet 501 is arranged at the tail end of the water drainage channel 10 to realize the arrangement of the water outlet 501; the magnetic core 101 is installed at the upper part in the drainage channel 10, and as shown in fig. 12 in detail, the magnetic core 101 can also be installed at the outer side part of the drainage channel 10, it is required to ensure that the magnetic core 101 is located at the upper part of the magnet assembly 1 and at the upper part of the outer side of the valve core 201, the coil 3 is wound at the outer side of the magnetic core 101, the coil 3 is wound around the magnetic core 101 and the valve core 201, and it is ensured that the magnetic core 101 and the valve core 201 can generate a certain magnetic force.

After the electromagnetic valve is installed on the inner pot 5 and the valve body assembly 2 is installed in the drainage channel 10, the bottom end face of the first limiting part 203 is in contact fit with the bottom face of the inner pot 5, limiting support on the valve body assembly 2 is achieved, and the valve body assembly 2 is prevented from moving downwards; the bottom end face of the second limit portion 2062 on the filter element 206 is contacted and attached to the upper end face of the magnetic core 101, the whole valve body assembly 2 is supported and limited, the valve body assembly 2 is prevented from moving downwards, the second limit portion 2062 also plays a role in limiting the circumferential direction of the valve body assembly 2 in the drainage channel 10, the axle center of the shaft rod 204 on the valve body assembly 2 and the center hole of the drainage port 501 are located on the same vertical shaft, the problem of deviation during installation of the valve body assembly 2 is prevented, the reliable opening and closing of the valve core 201 on the drainage port 501 is ensured, and the sealing effect of the valve core 201 on the drainage port 501 is better.

After the electromagnetic valve is arranged on the inner pot 5, one end of the coil 3 is electrically connected with the inner pot 5, one end of the coil 3 can be in compression joint with the bottom surface of the inner pot 5, one end of the coil 3 can also be welded on the fourth guide pillar 11, when the electromagnetic valve is arranged on the inner pot 5, the fourth guide pillar 11 directly props against the bottom surface of the inner pot 5, and the electrical connection of one end of the coil 3 and the inner pot 5 is realized; preferably, the fourth guide post 11 may be a telescopic structure, and an elastic member is mainly disposed at a position where the fourth guide post 11 is mounted, so that the fourth guide post 11 can be deformed in a telescopic manner, and an electrical connection between one end of the coil 3 and the inner pot 5 through the fourth guide post 11 is ensured.

The electromagnetic valve electrifying circuit structure of the digester mainly supplies power to the coil 3 to ensure the electrical connection of the coil 3 and the power module 8, and the coil 3 can only enable the magnetic core 101 and the valve core 201 to generate certain magnetic force under the condition of electrifying, so that the magnetic core 101 can drive the valve core 201 to move through the magnetic force; power module 8 links to each other with the circuit board electrical property, and the circuit board realizes the on-off control to power module 8's power, and when needs were to the solenoid valve power supply, control panel control power module 8 switched on the solenoid valve, and the solenoid valve can realize that magnetic core 101 drove case 201 and remove the effect that realizes switching outlet 501 this moment.

The cooker of the scheme utilizes the inner pot 5 and the outer pot 4 to realize the energizing circuit structure of the coil 3, mainly one end of the coil 3 is electrically connected with the power module 8 through the inner pot 5, and the other end of the coil 3 is electrically connected with the power module 8 through the outer pot 4; the electric connection structure of the inner pot 5 and the power module 8 is that the inner pot 5 is electrically connected with the power module 8 through a first guide post 601 arranged on a pot cover 6, the pot cover 6 is positioned at the upper part of a pot body 7 and can rotate to open and close the upper parts of the outer pot 4 and the inner pot 5, when the pot cover 6 is downwards rotated to cover the inner pot 5, the first guide post 601 arranged on the pot cover 6 is contacted and attached with the inner pot 5 to realize electric connection, so that the current of the power module 8 enters the inner pot 5 through the first guide post 601 and enters one end of the coil 3; the first guide post 601 is directly connected to the power module 8 by a wire, so that the first guide post 601 is electrically connected to the power module 8.

The other end of the coil 3 of this scheme can link to each other with 8 electrical properties of power module through the shell, mainly for can be directly with the other end welding of coil 3 or crimping on the shell, the other end that realizes coil 3 links to each other electrically conductive with the electrical property of shell, when interior pot 5 was placed in outer pot 4, shell and 4 contact laminating of outer pot, outer pot 4 links to each other because of 8 electrical properties with power module, passes through the shell promptly for the other end that realizes coil 3 and links to each other with 8 electrical properties of power module.

After the electromagnetic valve is arranged on the inner pot 5, the other end of the coil 3 is electrically connected with the outer pot 4, wherein the other end of the coil 3 is electrically connected with the outer pot 4 through a second guide post 102, the outer pot 4 is electrically connected with the power module 8 through a third guide post 701 arranged in the cooker body 7, a plurality of telescopic second guide posts 102 are arranged on the end surface of the magnet assembly 1, a second guide post 102 is mainly arranged on the end surface of the shell of the electromagnetic valve, the other end of the coil 3 can be welded on the second guide post 102 to realize the electrical connection between the other end of the coil 3 and the second guide post 102, the second guide post 102 can contact and attach to the outer pot 4 downwards, is mainly in contact and attach to the inner bottom surface of the outer pot 4, realizes the electrical connection between the other end of the coil 3 and the outer pot 4 through the second guide post 102, the current on the coil 3 can enter the second guide post 102 and then enter the outer pot 4, the other end of the coil 3 is electrically connected with the outer pot 4; when the inner pot 5 is arranged in the outer pot 4, the second guide post 102 can contact and attach to the inner bottom surface of the outer pot 4, so that the coil 3 can be electrically connected with the outer pot 4 through the second guide post 102, and a power supply circuit structure of the coil 3 is realized.

Or, the other end of the coil 3 is electrically connected with the outer pot 4, and the structure is that a plurality of raised contacts 103 are arranged on the end face of the magnet assembly 1, the contacts 103 are mainly arranged on the shell of the electromagnetic valve, the contacts 103 are part of the shell, the other end of the coil 3 is directly welded on the shell or pressed on the shell to realize the electrical connection between the other end of the coil 3 and the shell, and the contacts 103 on the shell can contact and attach to the inner bottom surface of the outer pot 4 downwards, so that the electrical connection between the shell of the electromagnetic valve and the outer pot 4 can be realized, that is, the electrical connection between the other end of the coil 3 and the outer pot 4 is realized; when the inner pot 5 is arranged in the outer pot 4, the contact 103 can contact and attach to the inner bottom surface of the outer pot 4, so that the coil 3 can be electrically connected with the outer pot 4 through the contact 103, and a power supply circuit structure of the coil 3 is realized.

The electric connection structure of the outer pot 4 and the power module 8 is that the outer pot 4 is electrically connected with the power module 8 through a third guide pillar 701 installed in the pot body 7, the third guide pillar 701 contacts and is attached to the bottom surface of the outer pot 4, so that current at the other end of the coil 3 can enter the power module 8 through the third guide pillar 701 when entering the outer pot 4, the third guide pillar 701 is directly connected to the power module 8 through a lead, the electric connection between the third guide pillar 701 and the power module 8 is realized, the power supply to the coil 3 is realized, a complete power supply circuit structure is formed, the power module 8, the first guide pillar 601, the inner pot 5, the coil 3, the second guide pillar 102, the outer pot 4 and the third guide pillar 701 can be electrically connected with each other, and a loop structure for supplying power to the coil 3 is formed based on the electric connection structure.

Preferably, the third guide pillar 701 may be an existing temperature sensor, the probe on the temperature sensor is used to electrically connect the outer pot 4 and the power module 8, the temperature sensor itself is electrically connected with the power module 8 to detect the bottom temperature of the outer pot 4, and the temperature sensor can be directly used to electrically connect the outer pot 4 and the power module 8.

The structure of circular telegram to this scheme, the side of pot 5 is provided with isolated 9 in, isolated 9 is used for preventing that outer pot 4 and interior pot 5 upper portion contact each other from leading to circular telegram between pot 5 and the outer pot 4 in, ensures that power supply can only realize the structure of circular telegram between the two through coil 3 between interior pot 5 and the outer pot 4, interior pot 5 circular telegram back, the electric current of interior pot 5 enters into the one end of coil 3 then enters into outer pot 4 through the other end of coil 3, ensures that coil 3 can normally circular telegram.

This scheme still can set up the boss that the side stretches out in pot 5, can set up installation detachable filter screen 12 on the boss, is used for holding on the filter screen 12 to eat the material, if is used for holding rice on the filter screen 12, can realize carrying out the effect of steam culinary art to the rice on the filter screen 12, can effectually prevent that rice from entering into the problem that causes the jam in the solenoid valve, and convenience of customers' washing.

The components of the power supply circuit mentioned in the above scheme are all arranged in a conductive structure so as to realize the passing of current in the circuit; the inner pot 5, the outer pot 4, the first guide post 601, the second guide post 102, the third guide post 701, the fourth guide post 11 and the housing of the electromagnetic valve are all arranged to be conductive structures, for example, the housings are made of aluminum materials, iron materials or copper materials, and in order to improve the reliability of electrical connection, the number of the first guide post 601, the second guide post 102, the third guide post 701 and the fourth guide post 11 is multiple; the current of the power module 8 enters the first guide post 601 through a wire, enters the inner pot 5 through the first guide post 601, then enters one end of the coil 3 through the inner pot 5, enters the second guide post 102 or the contact 103 through the other end of the coil 3, then enters the outer pot 4 through the second guide post 102 or the contact 103, and finally returns to the power module 8 through the third guide post 701, so that a complete power supply loop for the coil 3 is formed.

Set up silica gel spare between the solenoid valve of this scheme and the interior pot 5 bottom sealed, crimping was on silica gel spare when the solenoid valve was installed on interior pot 5, and coil 3 is located the shell, and the shell of solenoid valve is direct to be locked with the screw on interior pot 5 bottom surface, and the welding has the nut on the bottom surface of pot 5 including, realizes through the screw that the installation to the solenoid valve is fixed to the realization is to the sealed mounting of the inside coil 3 of solenoid valve.

The cooker of the scheme is used for making low-sugar food, for example, in the process of making low-sugar rice, water is contained in the outer pot 4, water and rice are contained in the inner pot 5, the height of the water level in the outer pot 4 is smaller than that of the water level in the inner pot 5, the outer pot 4 is heated by the heating element, water in the outer pot 4 generates high-temperature steam under the heating action of the heating element, the steam can directly heat the inner pot 5 by high-temperature steam, part of the high-temperature steam can enter the inner pot 5 from the outer pot 4 by arranging the vent hole on the upper part of the inner pot 5, so that the high-temperature steam can carry out steam heating on the water and the rice in the inner pot 5, after the water and the rice are fully boiled in the inner pot 5 after being heated for a period of time, the power supply module 8 realizes the power supply of the coil 3 through the inner pot 5 and the outer pot 4, and a power supply passage is formed between the power supply module 8, the, coil 3 can make magnetic core 101 and case 201 produce certain magnetic force after the circular telegram, magnetic core 101 accessible magnetic force this moment drives case 201 rebound, realize that drain port 501 opens, make the rice water in the interior pot 5 enter into outer pot 4 through drain port 501 in, the separation of the water in the interior pot 5 and rice has been realized, starch and sugar in the rice have been taken away at the exhaust in-process to the rice water, make the content that contains starch and sugar in the rice in the interior pot 5 reduce, after water and rice in the interior pot 5 separated, heating member continuous heating makes the rice in the interior pot 5 cooked under high temperature steam, the preparation of low sugar rice has been realized promptly.

The low-sugar food, such as the low-sugar rice, can be eaten by diabetics or obese people due to the low content of starch and sugar in the rice, reduces the intake of the starch and the sugar, can increase satiety at the same time, has better mouthfeel compared with common rice, and can also play a role in preventing diabetes for normal people.

The working principle is as follows: according to the scheme, the solenoid valve comprises a coil 3, a magnetic core 101 and a valve core 201, wherein the magnetic core 101 drives the valve core 201 to move through magnetic force under the condition that the coil 3 is electrified, so that the valve core 201 of the solenoid valve moves; the magnetic core 101 and the valve core 201 are not contacted with each other in the process that the magnetic core 101 drives the valve core 201 to move by setting the specific position of the magnetic core 101, so that the valve core 201 and the magnetic core 101 are reliably separated under the condition that the coil 3 is not electrified, the problem that the valve core 201 of the existing electromagnetic valve is easy to separate and fail is solved, a high stable magnetic force is formed between the magnetic core 101 and the valve core 201 by limiting the distances L and H between the magnetic core 101 and the valve core 201 and limiting the number of turns of the coil 3, and the stability and the reliability of the movement of the valve core 201 of the electromagnetic valve are ensured; the solenoid valve of this scheme is installed and is evaporated the boiler on, the mountable is to realizing the switching effect to outlet 501 on interior pot 5 on evaporating the boiler interior pot 5 to realize linking to each other with power module 8's electrical property through interior pot 5, outer pot 4, realize the power supply to solenoid valve inner coil 3, the solenoid valve need not to set up the structure of other power supplies.

It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in practice.

Claims (12)

1. A solenoid valve, characterized by: the valve body assembly is positioned at the inner side of the magnet assembly; the valve body assembly comprises a movable valve core, the magnet assembly comprises a magnetic core, the magnetic core is positioned on the upper portion of the magnet assembly and on the upper portion of the outer side of the valve core, a coil is arranged on the outer side of the magnetic core, and the magnetic core can drive the valve core to move through magnetic force and is not in direct contact with the valve core.

2. A solenoid valve according to claim 1, wherein: the distance from the outer side surface of the valve core to the inner side surface of the magnetic core is L, L is more than 0mm and less than or equal to 10mm, the distance from the bottom surface of the magnetic core to the upper surface of the valve core is H, and H is more than or equal to 1mm and less than or equal to 10 mm.

3. A solenoid valve according to claim 2, wherein: the valve core and the magnetic core are both arranged in an annular structure, and L is more than or equal to 0.5mm and less than or equal to 2 mm.

4. A solenoid valve according to claim 1, wherein: the coil is formed by winding a conducting wire, and the number of the winding turns of the conducting wire at the lower part of the coil is more than or equal to that of the winding turns of the conducting wire at the upper part of the coil.

5. A solenoid valve according to claim 1, wherein: a plurality of first through holes are formed in the surface of the upper portion of the valve body assembly, and a first limiting portion is further arranged on the upper portion of the valve body assembly.

6. A solenoid valve according to claim 5 wherein: the valve body assembly further comprises a shaft rod, the valve core is sleeved on the shaft rod and can move on the shaft rod, and a sealing piece for sealing is installed at the bottom of the valve core.

7. A solenoid valve according to claim 6 wherein: the valve body assembly further comprises a filtering piece, a plurality of second through holes are formed in the surface of the filtering piece, and a second limiting portion is arranged.

8. A solenoid valve according to claim 7, wherein: and a plurality of telescopic second guide posts are arranged on the end surface of the magnet assembly, or a plurality of raised contacts are arranged on the end surface of the magnet assembly.

9. A digester, characterized by: the electromagnetic valve according to any one of claims 1 to 8, further comprising an inner pot, the electromagnetic valve being mounted on the inner pot.

10. A digester as claimed in claim 9 wherein: the inner pot or the electromagnetic valve is provided with a water outlet, and the magnetic core can drive the valve core to move through magnetic force to open and close the water outlet.

11. A digester as claimed in claim 10 wherein: the electric cooker also comprises an outer cooker, the inner cooker is positioned in the outer cooker, one end of the coil is electrically connected with the power module through the inner cooker, and the other end of the coil is electrically connected with the power module through the outer cooker.

12. A digester as claimed in claim 11 wherein: the inner pot is electrically connected with the power supply module through a first guide pillar arranged on the pot cover; the other end of the coil is electrically connected with the outer pot through the shell or the second guide pillar, and the outer pot is electrically connected with the power supply module through the third guide pillar arranged in the pot body.

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