CN214548845U - Dry burning prevention structure of electric steamer and electric steamer - Google Patents
Dry burning prevention structure of electric steamer and electric steamer Download PDFInfo
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- CN214548845U CN214548845U CN202023347633.XU CN202023347633U CN214548845U CN 214548845 U CN214548845 U CN 214548845U CN 202023347633 U CN202023347633 U CN 202023347633U CN 214548845 U CN214548845 U CN 214548845U
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- steam generator
- circuit board
- electric steamer
- sensitive switch
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Abstract
The utility model discloses an anti-dry burning structure of an electric steamer, which comprises a water collecting tank, a steam generator connected with the water collecting tank and a circuit board for controlling the steam generator to work, wherein a guide post is convexly arranged in the water collecting tank, a magnetic sensitive switch is arranged in the guide post, a liquid level sensor which can float up and down along with the height change of the water level in the water collecting tank is sleeved on the guide post, and a magnet is arranged in the liquid level sensor; the magnetic sensitive switch is electrically connected with the circuit board, and the circuit board is electrically connected with the steam generator; when the water level in the water collecting tank drops to a preset position, the magnetic sensitive switch is switched off and sends a water shortage signal to the circuit board, and the circuit board controls the steam generator to stop heating. Therefore, the opening and closing of the magnetic sensitive switch are controlled by controlling the up-and-down floating of the liquid level sensor, so that the working or shutdown control of the steam generator is realized, and the dry burning phenomenon is effectively avoided. In addition, the utility model discloses still provide the electric steamer who has this dry combustion method structure.
Description
Technical Field
The utility model relates to an utensil for kitchen appliances especially relates to an electric steamer prevent dry combustion method structure and electric steamer.
Background
The electric steamer is a kitchen appliance for heating and steaming food by using high-temperature steam, and has the advantages of convenient use, good steaming effect and the like, thereby having good market reverberation. The electric steamer is provided with a detachable water tank for containing water, the water outlet of the water tank is connected with the water pipe on the base through a water valve, and the water pipe guides the water to the steam generator for heating. At present, no anti-dry heating structure or device is arranged on an electric steamer on the market, and heating cannot be automatically stopped when the water level in a steam generator is low, so that the dry heating phenomenon is caused, and the internal structure of the electric steamer is damaged.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides an electric steamer prevent dry combustion method structure and electric steamer.
The utility model discloses a solve the technical scheme that its problem adopted and be:
the utility model provides an electric steamer prevent dry combustion method structure, includes the water catch bowl, with the steam generator that the water catch bowl is linked together and control the circuit board of steam generator work, wherein:
a guide column is convexly arranged in the water collecting tank, a magnetic-sensitive switch is arranged in the guide column, a liquid level sensor which can float up and down along with the height change of the water level in the water collecting tank is sleeved on the guide column, and a magnet is arranged in the liquid level sensor;
the magnetic sensitive switch is electrically connected with the circuit board, and the circuit board is electrically connected with the steam generator; when the water level in the water collecting tank drops to a preset position, the magnetic sensitive switch is switched off and sends a water shortage signal to the circuit board, and the circuit board controls the steam generator to stop working.
Therefore, as the water in the water collecting tank is evaporated, the liquid level sensor moves downwards, when the liquid level sensor moves to a position close to the magnetic sensitive switch, the magnet in the liquid level sensor and the magnetic sensitive switch are acted, the magnetic sensitive switch is disconnected, a water shortage signal is sent to the circuit board, and the circuit board controls the steam generator to stop working, so that the water in the water collecting tank is prevented from being continuously evaporated, and the dry burning phenomenon is avoided.
The utility model discloses a prevent dry combustion method structure controls opening and closing of magnetic sensitive switch through control level sensor's fluctuation to the realization is to steam generator's work or shutdown control, and then effectively avoids the emergence of dry combustion method phenomenon, prevents to damage the inner structure of electric steamer.
Furthermore, a positioning plug used for limiting the liquid level sensor is arranged at the top of the guide column, when the distance between the liquid level sensor and the positioning plug is smaller than a preset value, the magnetic-sensing switch is closed and sends a water full signal to the circuit board, and the circuit board controls the steam generator to normally work; when the distance between the liquid level sensor and the positioning plug is larger than a preset value, the magnetic sensitive switch is switched off and sends a water shortage signal to the circuit board, and the circuit board controls the steam generator to stop working.
Further, the guide post is a hollow structure with a sealed top, and the guide post and the water collecting tank are integrally formed.
From this, this guide post and water catch bowl integrated into one piece can effectively prevent to damage the magnetic sensitive switch because of water infiltration.
Furthermore, the liquid level sensor is a floating ball, and the magnetic sensitive switch is a reed switch.
Additionally, the utility model discloses the second aspect still provides an electric steamer, including casing and the above-mentioned dry combustion method structure of preventing, wherein:
the shell is provided with a first mounting groove for mounting a water tank and a second mounting groove for mounting a food steamer, and the water collecting tank is arranged in the first mounting groove and communicated with a water outlet of the water tank; the steam generator is arranged in the shell and is positioned at the lower end of the second mounting groove.
Therefore, after the water tank is installed, water in the water tank can gradually flow into the water collecting tank, the water in the water tank stops flowing out under the action of atmospheric pressure when the water level in the water collecting tank rises and submerges a water outlet of the water tank, the liquid level sensor rises to the highest state and is abutted to the positioning plug, the magnetic sensitive switch is in a closed state at the moment, and the circuit board controls the steam generator to normally work. In addition, the whole structure of the electric steamer is simple, and the liquid level sensor can be installed or detached after the water tank is detached, so that the electric steamer is convenient to clean and replace.
Further, a sealing ring is arranged between the steam generator and the shell.
Therefore, the sealing ring is arranged for sealing, and the moisture can be effectively prevented from entering the shell.
Further, steam generator includes the dish that generates heat and cup joints gather to encircle on the dish that generates heat, gather and to encircle and the water catch bowl between through a water pipe intercommunication, the water pipe is in gathering the delivery port height of gathering the ring one end of gathering higher than gather the plane height of encircling.
Thus, water in the water pipe will flow out directly to the upper surface of the energy collecting ring to generate steam.
The water pipe is arranged at the lower end of the shell and is horizontally arranged, one end of the water pipe is communicated with the water collecting tank, and the other end of the water pipe is communicated with the side wall of the first boss;
and an inner concave part used for avoiding the water pipe is arranged in the second mounting groove.
From this, through set up first boss and interior recess in the second mounting groove, make the water pipe can sharp intercommunication water catch bowl with gather the energy ring to guarantee that the water in the water pipe has sufficient potential energy in order to flow. In addition, the first boss and the inner concave part are arranged to leave an installation space for the water pipe, so that the utilization rate of the inner space of the shell is improved, and the overall height of a product is reduced.
Further, first boss and second mounting groove integrated into one piece, first boss is the loop configuration that top and bottom are all opened.
Furthermore, the juice collecting tray is arranged on the second mounting groove, and a second boss matched with the first boss is arranged on the juice collecting tray.
From this, through set up the second boss on the juice collecting tray, can play the effect of guide installation and location to realize the rapid Assembly of juice collecting tray.
To sum up, the utility model discloses an electric steamer prevent dry combustion method structure and electric steamer has following technological effect:
(1) the opening and closing of the magnetic-sensitive switch are controlled by controlling the up-and-down floating of the liquid level sensor, so that the working or shutdown control of the steam generator is realized, the dry burning phenomenon is effectively avoided, and the internal structure of the electric steamer is prevented from being damaged.
(2) Through set up first boss and interior recess in the second mounting groove, make the water pipe can sharp intercommunication water catch bowl with gather the energy ring to guarantee that the water in the water pipe has sufficient potential energy in order to flow. In addition, the first boss and the inner concave part are arranged to leave an installation space for the water pipe, so that the utilization rate of the inner space of the shell is improved, and the overall height of a product is reduced.
Drawings
FIG. 1 is a sectional exploded view of an electric steamer according to the present invention;
FIG. 2 is an assembled cross-sectional view of the electric steamer of the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
FIG. 4 is an exploded view of the electric steamer of the present invention;
FIG. 5 is a schematic structural view of the electric steamer of the present invention;
FIG. 6 is a sectional exploded view of the electric steamer of the present invention from another view;
fig. 7 is an assembly schematic view of the electric steamer at another viewing angle;
FIG. 8 is a partial enlarged view of portion B of FIG. 7;
FIG. 9 is an exploded view of a part of the structure of the electric steamer of the present invention;
fig. 10 is a bottom schematic view of the electric steamer with the base hidden.
Wherein the reference numerals have the following meanings:
1. a water collection tank; 11. a guide post; 2. a steam generator; 21. a heating plate; 22. an energy gathering ring; 23. a seal ring; 3. a magnetic sensitive switch; 4. a liquid level sensor; 5. a positioning plug; 6. a housing; 61. a first mounting groove; 62. a second mounting groove; 621. a convex edge; 622. a first boss; 623. an inner concave portion; 7. a water tank; 8. a water pipe; 9. a juice collecting tray; 91. a second boss; 10. a bottom cover.
Detailed Description
For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example one
Referring to fig. 1-10, the utility model firstly provides an electric steamer prevent dry combustion method structure, including water catch bowl 1, the steam generator 2 that is linked together with this water catch bowl 1 and the circuit board of controlling this steam generator 2 work, be equipped with magnetic sensitive switch 3 and level sensor 4 in this water catch bowl 1.
Specifically, a guiding column 11 is convexly arranged in the water collecting tank 1, and the guiding column 11 is of a hollow structure with a sealed top. The magnetic sensitive switch 3 extends from the bottom and is mounted in a guide post 11. The liquid level sensor 4 is of a hollow structure and is sleeved on the outer wall of the guide column 11. The level sensor 4 is made of a material having a density less than that of water, and floats up and down according to a change in the height of the water level in the water collection tank 1. The liquid level sensor 4 is internally provided with a magnet to work in cooperation with the magnetic sensitive switch 3. The magnetic sensitive switch 3 is electrically connected with a circuit board which is electrically connected with the steam generator 2.
From this, along with the evaporation of water in the water catch bowl 1, this level sensor 4 moves down, and when level sensor 4 removed to the position that is close to magnetic-sensitive switch 3, magnet in the level sensor 4 acted with magnetic-sensitive switch 3, made magnetic-sensitive switch 3 disconnection to send out the lack of water signal to the circuit board, circuit board control steam generator 2 stop work, thereby prevent that the moisture in the water catch bowl 1 from continuing to evaporate, avoid the emergence of dry combustion method phenomenon.
In the present embodiment, the guide post 11 is integrally formed with the water collection tank 1, so that the magnetic sensitive switch 3 can be effectively prevented from being damaged by water infiltration; the liquid level sensor 4 is a floating ball, and the magnetic sensitive switch 3 is a reed switch.
In addition, a positioning plug 5 for positioning the liquid level sensor 4 is attached to the top of the guide column 11. When the distance between the liquid level sensor 4 and the positioning plug 5 is smaller than a preset value, the magnetic-sensing switch 3 is closed and sends a full water signal to the circuit board, and the circuit board controls the steam generator 2 to normally work; when the distance between the liquid level sensor 4 and the positioning plug 5 is larger than a preset value, the magnetic sensitive switch 3 is switched off and sends a water shortage signal to the circuit board, and the circuit board controls the steam generator 2 to stop working.
Example two
Referring to fig. 4-10, a second aspect of the present invention further provides an electric steamer, comprising a casing 6, a bottom cover 10, a water tank 7, a steamer (not shown in the figure) and the above dry-burning preventing structure, wherein the bottom cover 10 is disposed below the casing 6; the shell 6 is provided with a first mounting groove 61 for mounting the water tank 7 and a second mounting groove 62 for mounting the food steamer, and the water collecting tank 1 is arranged in the first mounting groove 61 and communicated with a water outlet of the water tank 7.
Therefore, after the water tank 7 is installed, water in the water tank 7 can gradually flow into the water collecting tank 1, the water in the water tank 7 stops flowing out under the action of the atmospheric pressure along with the rising of the water level in the water collecting tank 1 and submerges a water outlet of the water tank 7, the liquid level sensor 4 rises to the highest state and is abutted against the positioning plug 5, the magnetic sensitive switch 3 is in a closed state at the moment, and the circuit board controls the steam generator 2 to normally work. In addition, the electric steamer is simple in structure, and the liquid level sensor 4 can be installed or detached after the water tank 7 is detached, so that the electric steamer is convenient to clean and replace.
Referring to fig. 6-8, the lower end of the second mounting groove 62 is provided with a convex edge 621 for mounting the steam generator 2, the steam generator 2 includes a heating plate 21 and an energy collecting ring 22 sleeved on the heating plate 21, the energy collecting ring 22 is communicated with the water collecting tank 1 through a water pipe 8, and the height of the water outlet of the water pipe 8 at one end of the energy collecting ring 22 is higher than the height of the plane of the energy collecting ring 22.
Thus, the water in the water pipe 8 will flow out directly to the upper surface of the energy collecting ring 22 to generate steam.
In this embodiment, a sealing ring 23 is provided between the steam generator 2 and the housing 6, so as to effectively prevent moisture from entering the interior of the housing 6.
Referring to fig. 9-10, a first boss 622 is disposed above the energy collecting ring 22 in the second mounting groove 62, the water pipe 8 is disposed at the lower end of the housing 6 and is horizontally disposed, one end of the water pipe is communicated with the water collecting tank 1, and the other end is communicated with the sidewall of the first boss 622; the second mounting groove 62 is provided with an inner concave portion 623 for avoiding the water pipe 8.
Therefore, the first boss 622 and the inner concave portion 623 are arranged in the second mounting groove 62, so that the water pipe 8 can be connected with the water collecting tank 1 and the energy collecting ring 22 in a straight line, and the water in the water pipe 8 has sufficient potential energy to flow. In addition, the arrangement of the first boss 622 and the inner concave portion 623 can leave an installation space for the water pipe 8, so that the utilization rate of the inner space of the shell 6 is improved, and the overall height of a product is reduced.
In this embodiment, the first boss 622 is a circular ring structure with both the top and the bottom open; the first boss 622 is integrally formed with the second mounting groove 62.
In addition, the electric steamer also comprises a juice accumulation plate 9 arranged on the second mounting groove 62, and a second boss 91 matched with the first boss 622 is arranged on the juice accumulation plate 9.
Therefore, the juice collecting disc 9 is provided with the second boss 91, so that the effects of guiding, mounting and positioning can be achieved, and the juice collecting disc 9 can be quickly assembled.
In this embodiment, the second boss 91 is a circular truncated cone structure with an open bottom, the top of the second boss is provided with a plurality of air holes, and the second boss 91 and the juice collecting tray 9 are integrally formed.
To sum up, the utility model provides a pair of prevent dry combustion method structure and electric steamer of electric steamer has following technological effect:
the opening and closing of the magnetic-sensitive switch 3 are controlled by controlling the up-and-down floating of the liquid level sensor 4, so that the working or shutdown control of the steam generator 2 is realized, the dry burning phenomenon is effectively avoided, and the internal structure of the electric steamer is prevented from being damaged.
Second, the first boss 622 and the inner concave portion 623 are arranged in the second mounting groove 62, so that the water pipe 8 can be connected with the water collecting tank 1 and the energy collecting ring 22 in a straight line, and the water in the water pipe 8 has sufficient potential energy to flow. In addition, the arrangement of the first boss 622 and the inner concave portion 623 can leave an installation space for the water pipe 8, so that the utilization rate of the inner space of the shell 6 is improved, and the overall height of a product is reduced.
The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.
Claims (10)
1. The utility model provides an electric steamer prevent dry combustion method structure which characterized in that, including water catch bowl (1), with steam generator (2) that water catch bowl (1) is linked together and control the circuit board of steam generator (2) work, wherein:
a guide column (11) is convexly arranged in the water collecting tank (1), a magnetic-sensitive switch (3) is arranged in the guide column (11), a liquid level sensor (4) which can float up and down along with the height change of the water level in the water collecting tank (1) is sleeved on the guide column (11), and a magnet is arranged in the liquid level sensor (4);
the magnetic sensitive switch (3) is electrically connected with a circuit board, and the circuit board is electrically connected with the steam generator (2); when the water level in the water collecting tank (1) is lowered to a preset position, the magnetic sensitive switch (3) is switched off and sends a water shortage signal to the circuit board, and the circuit board controls the steam generator (2) to stop working.
2. The anti-dry burning structure according to claim 1, wherein a positioning plug (5) for limiting the liquid level sensor (4) is arranged at the top of the guiding column (11), when the distance between the liquid level sensor (4) and the positioning plug (5) is smaller than a preset value, the magnetic sensitive switch (3) is closed and sends a water full signal to the circuit board, and the circuit board controls the steam generator (2) to normally work; when the distance between the liquid level sensor (4) and the positioning plug (5) is larger than a preset value, the magnetic sensitive switch (3) is switched off and sends a water shortage signal to the circuit board, and the circuit board controls the steam generator (2) to stop working.
3. The structure of claim 1, characterized in that the guiding column (11) is a hollow structure with a sealed top, and the guiding column (11) is integrated with the water collecting tank (1).
4. The anti-dry heating structure according to any one of claims 1 to 3, wherein the liquid level sensor (4) is a floating ball, and the magnetic sensitive switch (3) is a reed switch.
5. An electric steamer, characterized by comprising a casing (6) and the dry-heating prevention structure of any one of claims 1 to 4, wherein:
a first mounting groove (61) for mounting a water tank (7) and a second mounting groove (62) for mounting a food steamer are arranged on the shell (6), and the water collecting tank (1) is arranged in the first mounting groove (61) and is communicated with a water outlet of the water tank (7); the steam generator (2) is arranged in the shell (6) and is positioned at the lower end of the second mounting groove (62).
6. Electric steamer according to claim 5, characterized in that a sealing ring (23) is provided between the steam generator (2) and the housing (6).
7. The electric steamer according to claim 5, characterized in that the steam generator (2) comprises a heating plate (21) and a power collecting ring (22) sleeved on the heating plate (21), the power collecting ring (22) is communicated with the water collecting tank (1) through a water pipe (8), and the height of the water outlet of the water pipe (8) at one end of the power collecting ring (22) is higher than the plane height of the power collecting ring (22).
8. The electric steamer as claimed in claim 7, characterized by further comprising a first boss (622) arranged in the second mounting groove (62) and above the energy collecting ring (22), wherein the water pipe (8) is arranged at the lower end of the housing (6) in a horizontal manner, and one end of the water pipe is communicated with the water collecting tank (1) and the other end of the water pipe is communicated with the side wall of the first boss (622);
an inner concave part (623) used for avoiding the water pipe (8) is arranged in the second mounting groove (62).
9. The electric steamer as claimed in claim 8, wherein the first boss (622) is integrally formed with the second mounting groove (62), and the first boss (622) is an annular structure with both top and bottom open.
10. The electric steamer as claimed in claim 8, further comprising a juice collecting tray (9) arranged on the second mounting groove (62), wherein the juice collecting tray (9) is provided with a second boss (91) matched with the first boss (622).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023347633.XU CN214548845U (en) | 2020-12-31 | 2020-12-31 | Dry burning prevention structure of electric steamer and electric steamer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023347633.XU CN214548845U (en) | 2020-12-31 | 2020-12-31 | Dry burning prevention structure of electric steamer and electric steamer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214548845U true CN214548845U (en) | 2021-11-02 |
Family
ID=78343971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023347633.XU Active CN214548845U (en) | 2020-12-31 | 2020-12-31 | Dry burning prevention structure of electric steamer and electric steamer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214548845U (en) |
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2020
- 2020-12-31 CN CN202023347633.XU patent/CN214548845U/en active Active
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