CN109907649B

CN109907649B - electric steamer

Info

Publication number: CN109907649B
Application number: CN201910330015.7A
Authority: CN
Inventors: 李一峰; 张自忠; 李�浩
Original assignee: Bear Electrical Appliance Co Ltd
Current assignee: Bear Electrical Appliance Co Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2024-02-13
Anticipated expiration: 2039-04-23
Also published as: CN109907649A

Abstract

The invention provides an electric steamer, which comprises a shell, a steamer body, a water tank, a steam component and a spray head component, wherein the shell is provided with a steamer groove with an upper side opening; the steam component comprises a power panel, a water pump and a steam generator, wherein the water pump and the steam generator are electrically connected with the power panel, a water inlet of the water pump is connected with the water tank through a first pipe body, a water outlet of the water pump is connected with a water inlet of the steam generator through a second pipe body, a steam outlet of the steam generator is connected with a steam inlet of the nozzle component, a steam outlet end of the nozzle component is arranged at the bottom of the inner cavity of the pot body, and the power of the steam generator and the flow of the water pump can be adjusted through the power panel. Compared with the prior art, the invention can quickly convert water flow into steam when the water flow passes through the pipeline by adjusting the power of the steam generator and the flow of the water pump, and has high steam outlet speed and large steam quantity generated instantaneously.

Description

Electric steamer

Technical Field

The invention relates to the technical field of small kitchen appliances, in particular to an electric steamer.

Background

The electric steamer is a kitchen life electric appliance which is developed on the basis of the traditional wood steamer, aluminum steamer, bamboo steamer and the like and directly steams various foods by using the electric heating steam principle. The water is heated and vaporized to generate high-temperature steam, and then the high-temperature steam is sprayed out through the spray head so as to cook food.

The existing steamer generally heats the whole water tank to generate steam, but the heating mode can not provide steam in time, the heating time is long, the steam outlet speed is low, the steam efficiency is low, and the outlet steam temperature is low.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide an electric steamer with fast steam outlet and high steam quantity.

In order to solve the technical problems, the invention adopts the following technical scheme:

the electric steamer comprises a shell, a cooker body, a water tank, a steam component and a spray head component, wherein the shell is provided with a cooker groove with an opening at the upper side, the cooker body is arranged in the cooker groove, the steam component and the spray head component are arranged in the shell, and the water tank is arranged at the outer side of the shell; the steam assembly comprises a power panel, a water pump and a steam generator, the water pump and the steam generator are electrically connected with the power panel, a water inlet of the water pump is connected with the water tank through a first pipe body, a water outlet of the water pump is connected with a water inlet of the steam generator through a second pipe body, a steam outlet of the steam generator is connected with a steam inlet of the spray head assembly, a steam outlet end of the spray head assembly is arranged at the bottom of the inner cavity of the pot body, and the power of the steam generator and the flow of the water pump can be adjusted through the power panel.

Compared with the prior art, the electric steamer provided by the invention has the advantages that the power of the steam generator and the flow rate of the water pump are regulated through the power panel, so that water flow can be quickly converted into steam when passing through the pipeline, the steam outlet speed is high, and the steam quantity generated instantaneously is large due to the short pipeline loop.

Preferably, the power panel is provided with a silicon controlled rectifier, the power of the steam generator and the flow of the water pump are regulated through the silicon controlled rectifier, a section of heat conduction pipe body is arranged on the first pipe body, and the silicon controlled rectifier is in contact with the heat conduction pipe body; the heat conduction pipe body is the metal pipe body, the heat conduction pipe body sets up on the power strip, utilizes the normal atmospheric temperature running water of inflow to cool off the silicon controlled rectifier on the power strip, prevents that the power strip from overheated burning out, simultaneously, the usable temperature of silicon controlled rectifier preheats the normal atmospheric temperature water of flowing through first body.

Preferably, the spray head assembly comprises a spray head base and a spray head cover, wherein a steam outlet channel which is communicated with the upper end and the lower end of the spray head base is arranged in the middle of the spray head base, the lower end of the steam outlet channel is a steam inlet of the spray head assembly, and the upper end of the steam outlet channel is a steam outlet of the spray head assembly; the pot comprises a pot body, a pot bottom wall, a pot body, a nozzle cover, a pot body, a pot cover and a nozzle cover, wherein the pot bottom wall is provided with a first through hole in the middle, a second through hole is arranged in the middle of the pot body, the upper end of the nozzle base is inserted into an inner cavity of the pot body through the first through hole and the second through hole in sequence, the nozzle cover is connected to the upper end of the nozzle base, a plurality of spray holes are formed in the nozzle cover, and the steam tray is uniformly heated through the plurality of spray holes in the nozzle cover.

Preferably, the upper part of the nozzle base is provided with a pressure device for controlling the opening and closing of the steam outlet, the pressure of the steam outlet channel is larger than a preset threshold value at the top end, the steam can be rapidly accumulated to form high-pressure high-temperature steam under the action of the pressure device, when the pressure inside the pipeline is larger than the atmospheric pressure and the gravity of the pressure device, the pressure device can be jacked up, a large amount of high-pressure high-temperature steam is sprayed out from the nozzle, and the steam channel is very short, so that the steam is generated from the moment to the accumulation to the spraying, and the whole process is completed in very short time, thereby further realizing the characteristics of rapid steam outlet, large steam quantity, high steam temperature and the like.

Further, the steam outlet is designed into a cone shape with a large upper part and a small lower part, the pressure device is a sphere, the sphere is installed in the steam outlet, the sphere closes the steam outlet under the action of gravity, and when the pressure of the steam outlet channel is greater than the top preset threshold value, the sphere is jacked up by steam to open the steam outlet, and the steam outlet is simple in structure and convenient to use.

Further, the shower nozzle base with the second through hole passes through sealing washer sealing fit, the shower nozzle lid is equipped with the internal thread, and the upper end of shower nozzle base is equipped with the external screw thread, shower nozzle lid spiro union is in the upper end of base, guarantees the steadiness of shower nozzle lid under the impact of steam, guarantees steam and spouts rapidly.

Preferably, a water tank base is arranged at the lower side of the side part of the shell, a water tank is arranged on the water tank base, a water tank water supply port is arranged on the water tank, and the first pipe body is connected with the water tank water supply port; the water tank downside is equipped with the water tank water supply mouth, be equipped with normally closed check valve on the water tank water supply mouth, be equipped with the jack-prop in the basin, install the lower extreme of water tank on the basin, the jack-prop is opened normally closed check valve sets up the basin and forms a small-size cistern, can make things convenient for the water pump to draw water fast, ensures out steam efficiency.

Preferably, a fan is arranged in the shell, an air inlet and an air outlet which are communicated with the inside and the outside of the shell are formed in the shell, heat dissipation of the steam generation assembly is accelerated, and work safety and work efficiency of the steam generation assembly are ensured.

Preferably, the position of the bottom wall of the shell corresponding to the steam generator is provided with a heat dissipation hole, so that heat dissipation of the steam generator is ensured, and the use safety of the steam generator is ensured.

Preferably, for convenience in production and installation, the housing includes an upper housing and a lower housing, the upper housing and the lower housing form a housing cavity, the steam assembly and the nozzle assembly are disposed in the housing cavity, and the pot groove is formed in the upper housing.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic view of a steam generator assembly of the present invention;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is an enlarged view of area A of FIG. 3;

FIG. 5 is a cross-sectional view of a showerhead assembly of the present invention;

FIG. 6 is a second cross-sectional view of the present invention;

FIG. 7 is a third cross-sectional view of the present invention;

FIG. 8 is a side view of the present invention;

FIG. 9 is a schematic view of the internal structure of the housing of the present invention;

FIG. 10 is a cross-sectional view of the present invention;

FIG. 11 is a schematic view of region B of FIG. 10;

FIG. 12 is a schematic cross-sectional view of the upper housing and tank of the present invention;

FIG. 13 is a cross-sectional view of the tank of the present invention;

FIG. 14 is a second cross-sectional view of the tank of the present invention;

FIG. 15 is a fifth cross-sectional view of the present invention;

FIG. 16 is an enlarged view of area C of FIG. 15;

fig. 17 is a bottom view of the water tank of the present invention;

FIG. 18 is a schematic view of the water tank and check valve of the present invention;

FIG. 19 is a schematic view of a pressure relief valve and water pump of the present invention;

FIG. 20 is a schematic view of the lower shell of the present invention;

FIG. 21 is a schematic view of the lower shell and steam generating assembly of the present invention;

FIG. 22 is a top view of the lower shell of the present invention;

fig. 23 is a top view of the present invention.

Detailed Description

A preferred embodiment of the present invention will be described below with reference to the accompanying drawings.

Referring to fig. 1 to 23, an electric steamer comprises a shell 1, a pot body 2, a steaming tray 3, a steam component 4, a spray head component 5 and a water tank 6, wherein the shell 1 is provided with a pot groove 103 with an upper side opening, the pot body 2 is installed in the pot groove 103, the steaming tray 3 is arranged in the pot body 2, the steam component 4 and the spray head component 5 are arranged in the shell 1, and the water tank 6 is arranged outside the shell 1; the steam assembly 4 comprises a power panel 41, a water pump 42 and a steam generator 43, the water pump 42 and the steam generator 43 are electrically connected with the power panel 41, a water inlet of the water pump 42 is connected with the water tank 6 through a first pipe body 44, a water outlet of the water pump 42 is connected with a water inlet of the steam generator 43 through a second pipe body 45, a steam outlet of the steam generator 43 is connected with a steam inlet of the spray head assembly 5, a steam outlet end of the spray head assembly 5 is arranged at the bottom of an inner cavity of the pot body 2, and the power of the steam generator 43 and the flow of the water pump 42 can be adjusted through the power panel 41.

Compared with the prior art, the power of the steam generator 43 and the flow of the water pump 42 are regulated through the power panel 41, so that water flow can be quickly converted into steam when passing through the pipeline, the steam outlet speed is high, and the quantity of steam generated instantaneously is large due to the short pipeline loop.

Preferably, the housing 1 includes an upper housing 101 and a lower housing 102, the upper housing 101 and the lower housing 102 form a housing cavity (not labeled in the drawing), the steam assembly 4 and the showerhead assembly 5 are disposed in the housing cavity, and the pot groove 103 is formed on the upper housing 101.

As a preferable solution, a water tank base 11 is provided at the lower side of the housing 1, a water tank 12 is provided on the water tank base 11, the water tank 12 is provided with a water tank water supply port (not labeled in the figure), and the first pipe 44 is connected with the water tank water supply port; the water tank 6 downside is equipped with water tank water supply mouth 61, be equipped with normally closed check valve 62 on the water tank water supply mouth 61, be equipped with jack-prop 121 in the basin 12, install the lower extreme of water tank 6 on the basin 12, jack-prop 121 is jacked open normally closed check valve 62 sets up the basin 12 and forms a small-size cistern, can make things convenient for water pump 42 to draw water fast, ensures out steam efficiency.

Referring to fig. 1, the cooker further comprises an upper cover 7, wherein the upper cover 7 is arranged on the upper shell 101 and is used for sealing the cooker groove 103.

Referring to fig. 1, 7 and 23, as a preferred solution, the portable electronic device further comprises a control board 8, a console 111 is arranged on the front side of the upper casing 101, the control board 8 is fixed in the casing cavity and correspondingly arranged on the lower side of the console 111, and the control board 8 is electrically connected with the power board 41. In use, a user controls the control board 8 via the console 111 to input control instructions to the power panel 41 to facilitate adjusting the power of the steam generator 43 and the flow rate of the water pump 42.

Referring to fig. 2, as a preferred solution, the power panel 41 is provided with a silicon controlled rectifier 411, the power of the steam generator 43 and the flow of the water pump 42 are regulated by the silicon controlled rectifier, the first pipe body 44 is provided with a section of heat conducting pipe body 46, the silicon controlled rectifier 411 is contacted with the heat conducting pipe body 46, the silicon controlled rectifier 411 on the power panel 41 is cooled by using normal-temperature tap water flowing in, the power panel 41 is prevented from being burnt out due to overheating, and meanwhile, the normal-temperature water flowing through the first pipe body 44 can be preheated by using the temperature of the silicon controlled rectifier 411.

As a preferred solution, the water pump 42 is a pressure-relief water pump, which can perform the function of pressure relief, avoid the excessive pressure in the loop caused by blockage and other reasons, and control the flow rate, and when the device is just started, the water pump 42 controls the flow rate to be lower, so that the steam generator 43 can quickly heat up to vaporize the water flow.

Referring to fig. 3 to 5, as a preferred solution, the spray head assembly 5 includes a spray head base 51 and a spray head cover 52, a steam outlet channel 511 communicating the upper end and the lower end of the spray head base 51 is provided in the middle of the spray head base 51, the lower end of the steam outlet channel 511 is a steam inlet of the spray head assembly 5, and the upper end of the steam outlet channel 511 is a spray head steam outlet 512 of the spray head assembly 5; the middle part of the bottom wall of the pot groove 103 is provided with a first through hole 112, the middle part of the pot body 2 is provided with a second through hole 21, the upper end of the nozzle base 51 is inserted into the inner cavity of the pot body 2 sequentially through the first through hole 112 and the second through hole 21, the nozzle cover 52 is connected to the upper end of the nozzle base 51, the nozzle cover 52 is provided with a plurality of spray holes 521, and the steaming tray 3 is uniformly heated through the plurality of spray holes 521 on the nozzle cover 52.

Referring to fig. 4 and 5, as a preferred solution, the upper portion of the nozzle base 51 is provided with a pressure device 9 for controlling the opening and closing of the nozzle steam outlet 512, the pressure of the steam outlet channel 511 is greater than a preset threshold value at the top end, so that the nozzle steam outlet 512 can be opened, under the action of the pressure device 9, steam can be rapidly accumulated to form high-pressure high-temperature steam, when the pressure inside the pipeline is greater than the atmospheric pressure and the gravity of the pressure device 9, the pressure device 9 can be pushed open, a large amount of high-pressure high-temperature steam is ejected from the nozzle, and the steam channel is very short, so that the steam is accumulated to be ejected from the moment, and the whole process is completed in a very short time, thereby further realizing the characteristics of rapid steam outlet, large steam quantity, high steam temperature and the like.

Wherein, further, the shower nozzle goes out the steam port 512 and designs into big-end-up's toper, pressure device 9 is the spheroid, and the spheroid is installed in the shower nozzle goes out in the steam port 512, the spheroid is closed under the action of gravity shower nozzle goes out the steam port 512, when the pressure of play steam channel 511 is greater than the top and presets the threshold value, the spheroid is jacked up by steam and is opened shower nozzle goes out steam port 512, its simple structure, convenient to use.

Referring to fig. 4, as a preferred solution, the nozzle base 51 is in sealing fit with the second through hole 21 through an i-shaped sealing ring 522, the nozzle cover 52 is provided with an internal thread, an external thread is provided at the upper end of the nozzle base 51, and the nozzle cover 52 is screwed to the upper end of the base, so as to ensure the stability of the nozzle cover 52 under the impact of steam and ensure the steam to be rapidly sprayed out.

Referring to fig. 3 to 5, the steam generator further comprises a descaling assembly 53, wherein a first port 501 of the descaling assembly 53 is connected with a steam inlet of the nozzle assembly 5, a second port 502 of the descaling assembly 53 is provided with a normally closed switch 54, and a side end 503 of the descaling assembly 53 is connected with a steam outlet of the steam generator 43 through a rubber tube 504.

By adding the descaling component 53, the normally closed switch 54 is unscrewed before descaling, then a descaling agent is added to perform heating descaling, and the descaling liquid finally flows out of the electric steamer from the second port 502 of the descaling component 53 under the action of gravity and pressure, so that the descaling of the electric steamer is realized, after the descaling is finished, the normally closed switch 54 is unscrewed, the channel is blocked, and the steam generated by the steam generator 43 is sprayed out along the spray head component 5.

Preferably, the connection between the first port 501 of the descaling assembly 53 and the steam inlet of the nozzle assembly 5 is provided with an O-ring 523, so as to prevent steam from leaking.

Preferably, a joint through hole (not shown) is provided in the lower wall of the lower housing 102, and the second port 502 of the descaling assembly 53 extends to the outside of the housing 1 through the through hole, so as to facilitate discharging scale out of the electric steamer.

Specifically, the side portion of the descaling assembly 53 is provided with an extension portion 531, the extension portion 531 is provided with a connection hole 532, a threaded connection column 123 is disposed on the lower housing 102 corresponding to the connection hole 532, and a screw penetrates through the connection hole 532 and cooperates with the threaded connection column 123 to fix the descaling assembly 53.

Referring to fig. 3 and 4, further preferably, the lower wall of the lower housing 102 is provided with a groove 122 with an open lower side, the joint through hole is provided on the top wall of the groove 122, and the second port 502 of the descaling assembly 53 extends into the groove 122 through the through hole, so as to facilitate the external device to receive the scale.

As a preferred solution, the normally closed switch 54 is a cover, and the cover 54 is screwed to the second port 502 of the descaling assembly 53, which has a simple structure and is convenient to use.

As a preferred solution, the water outlet of the water pump 42 is connected with the water inlet of the steam generator 43 through a second pipe body 45, a pressure release valve 47 is installed on the second pipe body 45, a main channel interface of the pressure release valve 47 is connected with the second pipe body 45 in series, when the pressure in the second pipe body 45 is greater than a preset pressure threshold of the pressure release valve 47, the pressure release valve 47 is opened, and the pressure in the second pipe body 45 is released from the pressure release interface of the pressure release valve 47.

If the scale is not cleaned in time, the scale can block the components of the steam generator 43, the heat conducting pipe body 46, the nozzle assembly 5 and the like, at this time, because the water pump 42 and the steam generator 43 do not stop working, the steam in the pipeline is continuously increased, the generated gas cannot be discharged from the nozzle assembly 5 in time due to the blockage of the pipeline, and the accumulated gas continuously accumulates in the pipeline, so that the pressure of the pipeline in the steam generator 43 is rapidly increased. Through addding relief valve 47, when pressure increased to a certain value, the atmospheric pressure would be towards the inside spring of relief valve 47, and at this moment, the passageway of relief valve 47 vertical direction would be opened, forms the passageway, and unnecessary pressure can be along the release interface release, accomplishes the pressure release to ensure the safety of electric steamer.

As a preferred scheme, the pressure relief interface is communicated with the first pipe body 44 through a third pipe body 48 and a three-way joint 49, wherein the third pipe body 48 is connected with one end of the first pipe body 44, which is close to the water tank 6, through the three-way joint 49; so that the excessive pressure is discharged to the atmosphere from the first pipe body 44 along the third pipe body 48 and the three-way joint 49, and the pressure relief is completed, thereby ensuring the safety of the electric steamer.

Referring to fig. 1 and 12, as a preferred solution, the water tank base 11 is disposed at the rear side of the housing 1, two ends of the water tank 6 are bent inwards, the inner side wall of the water tank 6 is a concave arc wall, the rear side wall of the housing 1 is a convex arc wall, the water tank 12 is disposed around the convex arc wall, and the concave arc wall is adapted to the convex arc wall.

Through setting the water tank 6 into crooked indent shape, design the water tank 6 inside wall into indent arc wall, design the casing 1 back lateral wall into evagination arc wall for basin 12 centers on evagination arc wall sets up, indent arc wall and evagination arc wall looks adaptation make this electric steamer when guaranteeing the automatic moisturizing of water tank 6, can reduce the occupation space of water tank 6, guarantee that electric steamer overall structure satisfies user's vision demand.

As a preferable scheme, the central angle corresponding to the concave arc-shaped wall of the water tank 6 is phi, wherein the phi is more than 90 degrees and less than 180 degrees, when the central angle corresponding to the concave arc-shaped wall of the water tank 6 only occupies 90 degrees, the volume of the water tank 6 is too small, the water storage capacity is insufficient, and the water consumption of one-time cooking of a user cannot be ensured; when the central angle corresponding to the concave arc wall occupies 180 degrees, the width of the product is unchanged, and the two ends of the water tank 6 are too sharp, so that the manufacturing is not easy.

As the preferable scheme, the shape of the outer side wall of the water tank 6 is matched with the outline of the shell 1, so that the water tank 6 and the shell 1 show the visual effect of an integral structure when being arranged on the shell 1, and the integral aesthetic property of the electric steamer is ensured.

Referring to fig. 6 and 7, when the water tank 6 is assembled to the water tank 12, the upper side of the water tank 6 is flush with the upper side of the housing 1, so that the overall height of the electric steamer is ensured to be consistent.

Referring to fig. 13, 14, 17 and 18, as a preferred solution, a clasp 63 is provided on the inner side of the top of the water tank 6, a clasp hole 131 is provided on the top of the outer convex arc wall, and when the water tank 6 is assembled to the water tank 12, the clasp 63 is buckled with the clasp hole 131 to prevent the water tank 6 from loosening after being installed, and also to stabilize the water flow.

Referring to fig. 13, as a preferable solution, the outer side of the lower end of the water tank 6 is provided with an outwardly protruding step portion 64, and the lower end of the inner cavity of the water tank 6 extends toward the step portion 64, so that the upper part is small and the lower part is large, the user can grasp the water tank 6 conveniently, the lower part is large, the water tank 6 can be filled with more water conveniently, and meanwhile, the gravity center of the water tank 6 is ensured to be lower, and the water tank is not easy to tilt and turn on one's side.

Referring to fig. 12 to 14, as a preferred solution, the lower edge of the water tank 6 is provided with a mounting step 65, the upper end of the water tank 12 is provided with a supporting step 1221, and when the water tank 6 is assembled to the water tank 12, the mounting step 65 is mounted on the supporting step 1221, so as to facilitate positioning when the water tank 6 is mounted.

As a preferable solution, the normally closed check valve 62 is detachably connected with the water supply port 61 of the water tank through threads, so as to ensure structural stability.

Referring to fig. 1, 12, 15, 16 and 18, as a preferred solution, the check valve 62 is a spring check valve, and rotates 180 degrees during water injection, at this time, the water supply port is up, the check valve 62 can be unscrewed to inject water into the water supply port, the check valve is unscrewed after the water is added, and then the check valve is turned over for 180 degrees to be embedded into the installation groove of the water tank 6, before the check valve is embedded, the sealing ring of the check valve is always pressed at the inlet of the water supply port due to the action of the spring, so that the water in the water tank 6 cannot flow out.

Referring to fig. 8 to 11 and 20 to 22, as a preferred embodiment, a fan 13 is disposed inside the housing 1, and the housing 1 is provided with an air inlet 124 and an air outlet 113 communicating the inside and the outside thereof; the both sides of steam generator 43 are equipped with first aviation baffle 125 and second aviation baffle 126, form the heat dissipation wind channel 127 between first aviation baffle 125, second aviation baffle 126 and the lower casing 102 diapire, steam generator 43 with be equipped with the clearance between first aviation baffle 125, the second aviation baffle 126, the first end in heat dissipation wind channel 127 is located to fan 13, the downside of fan 13 is located to air intake 124, the air outlet orientation of fan 13 heat dissipation wind channel 127, first aviation baffle 125, second aviation baffle 126 extend to the lateral wall of casing 1, air exit 113 is located on the lateral wall that the heat dissipation wind channel 127 second end corresponds.

Two air deflectors are additionally arranged, the air outlet of the fan 13 is arranged between the two air deflectors, the air outlet of the fan 13 is better guided to the vicinity of the steam generator 43 in a concentrated mode, the heat dissipation efficiency of the steam generator 43 is improved, and the utilization rate of the fan is improved.

Referring to fig. 6, 8 and 9, preferably, the upper side of the air outlet of the fan 13 is higher than the upper surface of the steam generator 43, so that the upper side of the steam generator 43 can be blown by the fan, and heat dissipation of the top is improved.

Referring to fig. 15 and 16, the upper sides of the first air deflector 125 and the second air deflector 126 are preferably higher than the upper surface of the steam generator 43, so that air flows toward the air outlet 113, and heat dissipation effect is ensured.

Preferably, the air outlet 113 is in a grid shape, and the upper side of the air outlet 113 is higher than the upper sides of the first air deflector 125 and the second air deflector 126, so that hot air blown by the fan 13 is conveniently discharged from the air outlet 113131.

Referring to fig. 20 to 22, as a preferred solution, one end of the first air deflector 125, which is close to the fan 13, is provided with a first wind deflector 128 extending toward the second air deflector 126, one end of the second air deflector 126, which is close to the fan 13, is provided with a second wind deflector 129 extending toward the first air deflector 125, a fan connection port 132 is formed between the first wind deflector 128 and the second wind deflector 129, and an air outlet of the fan 13 is adapted to the fan connection port 132, so that the air outlet of the fan 13 and the steam generator 43 are completely wrapped exactly, and cold air is not easy to leak and can be blown into one side of the steam generator 43.

Referring to fig. 6, 11 and 22, as a preferred embodiment, the bottom wall of the lower housing 102 is provided with a heat dissipation hole 120 corresponding to the steam generator 43, so as to further accelerate heat dissipation of the steam generator 43.

Referring to fig. 8 and 20, as a preferred solution, a sinking platform 431 is disposed at a position of the bottom wall of the lower housing 102 corresponding to the steam generator 43, the steam generator 43 is disposed in the sinking platform 431 to reduce the overall height of the product, and meanwhile, more heat dissipation space is provided for the attachment of the steam generator 43, and the heat dissipation holes 120 are disposed at the bottom of the sinking platform 431.

Preferably, the heat dissipation holes 120 are of a side air outlet structure, and the side walls thereof are inclined, so that a user can be prevented from touching the heat dissipation holes and touching the steam generator 43.

Referring to fig. 20 and 21, as a preferred solution, the first air deflector 125 and the second air deflector 126 are provided with a steam generator fixing portion 432, and two sides of the steam generator 43 are respectively fixed on the steam generator fixing portion 432 by screws, so that the two air deflectors can also play a role in fixing the steam generator 43 while guiding air, and no additional fixing portion is required.

Variations and modifications to the above would be obvious to persons skilled in the art to which the invention pertains from the foregoing description and teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.

Claims

1. Electric steamer, its characterized in that: the steam pot comprises a shell, a pot body, a water tank, a steam component and a spray head component, wherein the shell is provided with a pot groove with an opening at the upper side, the pot body is arranged in the pot groove, the steam component and the spray head component are arranged in the shell, and the water tank is arranged at the outer side of the shell; the steam assembly comprises a power panel, a water pump and a steam generator, the water pump and the steam generator are electrically connected with the power panel, a water inlet of the water pump is connected with the water tank through a first pipe body, a water outlet of the water pump is connected with a water inlet of the steam generator through a second pipe body, a steam outlet of the steam generator is connected with a steam inlet of the spray head assembly, a steam outlet end of the spray head assembly is arranged at the bottom of an inner cavity of the pot body, and the power of the steam generator and the flow of the water pump can be adjusted through the power panel;

the power panel is provided with a silicon controlled rectifier, the power of the steam generator and the flow of the water pump are regulated through the silicon controlled rectifier, a section of heat conduction pipe body is arranged on the first pipe body, and the silicon controlled rectifier is contacted with the heat conduction pipe body; the heat conduction pipe body is a metal pipe body and is arranged on the power panel;

the cooker also comprises an upper cover, wherein the upper cover is arranged on the upper shell and is used for sealing the cooker groove.

2. An electric steamer as claimed in claim 1, characterized in that: the spray head assembly comprises a spray head base and a spray head cover, a steam outlet channel which is communicated with the upper end and the lower end of the spray head base is arranged in the middle of the spray head base, the lower end of the steam outlet channel is a steam inlet of the spray head assembly, and the upper end of the steam outlet channel is a steam outlet of the spray head assembly; the bottom wall middle part of the pot body is provided with a first through hole, the middle part of the pot body is provided with a second through hole, the upper end of the nozzle base is inserted into the inner cavity of the pot body through the first through hole and the second through hole in sequence, the nozzle cover is connected to the upper end of the nozzle base, and a plurality of spray holes are formed in the nozzle cover.

3. An electric steamer as claimed in claim 2, characterized in that: the upper part of the nozzle base is provided with a pressure device for controlling the opening and closing of the steam outlet, and the pressure of the steam outlet channel is larger than a preset threshold value to open the steam outlet.

4. An electric steamer as claimed in claim 3, characterized in that: the steam outlet is designed into a cone shape with a big top and a small bottom, the pressure device is a sphere, the sphere is installed in the steam outlet, the sphere closes the steam outlet under the action of gravity, and when the pressure of the steam outlet channel is greater than a top preset threshold value, the sphere is jacked by steam to open the steam outlet.

5. An electric steamer as claimed in claim 1, characterized in that: the inside of casing is equipped with the fan, the casing is equipped with air intake and the air exit of its inside and outside of intercommunication.

6. An electric steamer as claimed in claim 1, characterized in that: and a heat dissipation hole is formed in the bottom wall of the shell at a position corresponding to the steam generator.

7. An electric steamer as claimed in any one of claims 1 to 6, characterized in that: the lower side of the side part of the shell is provided with a water tank base, the water tank base is provided with a water tank, the water tank is provided with a water tank water supply port, and the first pipe body is connected with the water tank water supply port; the water tank downside is equipped with the water tank water supply mouth, be equipped with normally closed check valve on the water tank water supply mouth, be equipped with the jack-prop in the basin, the lower extreme of water tank is installed on the basin, the jack-prop is jacked open normally closed check valve.

8. An electric steamer as claimed in any one of claims 1 to 6, characterized in that: the shell comprises an upper shell and a lower shell, wherein the upper shell and the lower shell form a shell cavity, the steam component and the spray head component are arranged in the shell cavity, and the pot groove is formed in the upper shell.

9. An electric steamer as claimed in claim 2, characterized in that: the shower nozzle base with the sealing washer sealing fit is passed through to the second through-hole, the shower nozzle lid is equipped with the internal thread, and the upper end of shower nozzle base is equipped with the external screw thread, the shower nozzle lid spiro union is in the upper end of base.