CN204909113U - Wireless anti -overflow detection device , wireless anti -overflow electrical heating pot cover and wireless anti -overflow electrical heating pan - Google Patents

Abstract

The utility model discloses a wireless anti-overflow detection device, a wireless anti-overflow electric heating pot cover and a wireless anti-overflow electric heating pot, which are invented for solving the problems of large power consumption in the prior art. The wireless anti-overflow detection device includes: a first detection electrode, a power supply unit, a wireless transmission unit and a second detection electrode; wherein, the first detection electrode, the power supply unit, the wireless transmission unit and the second detection electrode are connected through wires The anti-overflow detection circuit is sequentially connected in series; when the first detection electrode and the second detection electrode both touch the overflow, the anti-overflow detection circuit is in a closed state, and the wireless transmitting unit transmits a predetermined signal. With the above-mentioned structure of the utility model, by setting the wireless overflow detection device on the pot cover, the overflow signal can be sent to the heating control part in a wireless manner, without the cooperation of the appearance and shape of the cooker. At the same time, the power consumption problem of the wireless transmitting unit is solved by setting a temperature control switch and the like.

Description

Wireless anti-spill detection device, wireless anti-spill electric heating pot lid and wireless anti-spill electric heating pot

technical field

The utility model relates to a wireless anti-overflow detection device, a wireless anti-overflow electric heating pot cover and a wireless anti-overflow electric heating pot.

Background technique

Along with the raising of people's living standard, electric heating pot more and more enters in the middle of people's life, as induction cooker etc. These electric heating pans have the advantages of convenient use, multiple functions, and easy control. However, during the heating process, there is often a problem of "overflow" of boiling food. Chinese patent CN1923102A has an anti-overflow pot cover with ventilation holes and Chinese patent CN2834378Y has an anti-overflow pot with a column design to disclose two anti-overflow pots. Electrodes to achieve food spill problems. Specifically, it realizes food "overflow" control through the electrodes arranged on the pot cover, and the electrodes are electrically connected to the electrode slots on the uprights on one side of the cooker through the handle.

Although this method can better control the overflow of food, a protruding column needs to be set on the cooking range, and the electrodes on the handle of the pot cover need to be aligned with the electrode slots on the column before being placed together during use. The production cost is increased, and the operation is inconvenient.

For this reason, someone proposes that after the overflow of the pot is detected, the signal is transmitted wirelessly, so as to solve the above-mentioned problems, such as Chinese patent CN202179454U Invention name: a utility model patent of an anti-overflow component, which uses a wireless method to realize the pot spill-proof. However, when using this method to detect food overflow in real time, a large amount of electric energy will be consumed, which is not energy-saving, environmentally friendly, and increases the use cost of the user.

Utility model content

In order to overcome the above defects, the purpose of this utility model is to provide an energy-saving and environmentally friendly wireless anti-overflow detection device, a wireless anti-overflow electric heating pot cover and a wireless anti-overflow electric heating pot

In order to achieve the above purpose, the wireless anti-overflow electric heating pot cover of the utility model is provided with a wireless anti-overflow detection device on the pot cover, and the wireless anti-overflow detection device includes: a first detection electrode, a power supply unit, a wireless a transmitting unit and a second detecting electrode;

Wherein, the first detecting electrode, the power supply unit, the wireless transmitting unit and the second detecting electrode are sequentially connected in series through wires to form an anti-overflow detection circuit; when both the first detecting electrode and the second detecting electrode touch the spill, the The anti-overflow detection circuit is in a closed state, and the wireless transmitting unit transmits a predetermined signal; when the first detection electrode and the second detection electrode are not in contact with the overflow, the anti-overflow detection circuit is in an open state.

Preferably, a handle is provided on the pot cover, an accommodating chamber is provided on the handle, and the power supply unit and the wireless transmitting unit are arranged in the accommodating chamber.

Preferably, a normally open temperature control switch is connected in series between the first detection electrode and the power supply unit, between the power supply unit and the wireless transmission unit, and/or between the wireless transmission unit and the second detection electrode. When the temperature is greater than a predetermined temperature, The temperature control switch is turned on; when the ambient temperature is lower than the preset temperature, the temperature control switch is turned off.

Preferably, the pot cover is made of insulating material; the first detection electrode and the second detection electrode are two metal posts arranged at intervals on the pot cover; one end of each metal post passes through the inside of the pot cover The pot cover is mounted on the handle, and the other end of the metal post is located inside the pot cover; or

The first detection electrode is a metal post, one end of the metal post is installed on the handle through the pot cover from the inner side of the pot cover, and the other end of the metal post is located inside the pot cover; the second detection electrode is arranged on the A built-in metal nut or nut in the handle, the handle is screwed and fixed on the pot cover through the external metal nut or nut inside the pot cover and the built-in metal nut or nut of the handle.

Preferably, the pot cover is made of insulating material; the first detection electrode is a metal post; a vent hole with a diameter larger than the metal post is provided on the pot cover, and a vent hole is formed between the vent holes. The outer surface of the pot cover on the side is provided with a handle, one end of the metal column is installed on the handle, and the other end of the metal post is inserted into the pot cover through the air hole; the second detection electrode is arranged on the A built-in metal nut or nut in the handle, the handle is screwed and fixed on the pot cover through the external metal nut or nut inside the pot cover and the built-in metal nut or nut of the handle.

Preferably, the pot cover is made of a metal material; the first detection electrode is a metal post; a vent hole with a diameter larger than the metal post is provided on the pot cover, and a vent hole between the vent holes The outer surface of the pot cover on the side is provided with a handle, one end of the metal post is installed on the handle, and the other end of the metal post is inserted into the pot cover through the air hole, and the metal post is not in contact with the pot cover; The second detection electrode is a pot cover.

Preferably, the metal column is hollow, and the temperature control switch is set in the hollow of the metal column.

Preferably, the temperature control switch is set close to the anti-overflow detection electrode.

Preferably, the temperature control switch is arranged inside the pot cover.

In order to achieve the above purpose, the wireless overflow detection device of the present invention includes: a first detection electrode, a power supply unit, a wireless transmission unit and a second detection electrode;

Wherein, the first detecting electrode, the power supply unit, the wireless transmitting unit and the second detecting electrode are sequentially connected in series through wires to form an anti-overflow detection circuit; when both the first detecting electrode and the second detecting electrode touch the spill, the The anti-overflow detection circuit is in a closed state, and the wireless transmitting unit transmits a predetermined signal; when the first detection electrode and the second detection electrode are not in contact with the overflow, the anti-overflow detection circuit is in an open state.

Preferably, a normally open temperature control switch is connected in series between the first detection electrode and the power supply unit, between the power supply unit and the wireless transmission unit, and/or between the wireless transmission unit and the second detection electrode. When the temperature is greater than a predetermined temperature, The temperature control switch is turned on; when the ambient temperature is lower than the preset temperature, the temperature control switch is turned off.

In order to achieve the above purpose, the wireless anti-spill electric heating pot of the utility model includes an electric heating cooker and a cooker placed on the cooker, the electric heating cooker at least includes an electric heating unit and a control unit, and the control unit controls The electric heating unit heats the pot, and the pot includes the above-mentioned pot cover; the cooker includes a wireless receiving unit adapted to the wireless transmitting unit; wherein, the wireless The receiving unit outputs the received wireless transmission signal to the control unit, and the control unit controls the heating unit in a predetermined manner according to the received signal.

With the above-mentioned structure of the utility model, by setting the wireless overflow detection device on the pot cover, only when there is overflow in the pot, the overflow signal is sent to the heating control part in a wireless manner, without the cooperation of the appearance and shape of the cooker , simple in structure, easy to use, and does not need to set a special power switch, which reduces the cost. At the same time, the power consumption problem of the wireless transmitting unit is solved by setting a temperature control switch and the like.

Description of drawings

Fig. 1 is a schematic structural view of Embodiment 1 of the wireless anti-spill electric heating pot cover of the present invention.

Fig. 2 is a schematic structural view of Embodiment 2 of the wireless anti-spill electric heating pot cover of the present invention.

Fig. 3 is a schematic structural view of Embodiment 3 of the wireless anti-spill electric heating pot cover of the present invention.

Fig. 4 is a schematic structural view of Embodiment 4 of the wireless anti-spill electric heating pot cover of the present invention.

Fig. 5 is the schematic circuit diagram of the embodiment of the wireless anti-spill electric heating pot cover of the present invention

Fig. 6 is the circuit principle diagram of the wireless anti-spill electric heating pot of the present invention

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

The wireless anti-spill electric heating pot cover of the utility model is provided with a wireless anti-spill detection device on the pot cover, and the wireless anti-spill detection device includes: a first detection electrode, a power supply unit, a wireless transmitting unit and the second detection electrode;

The power supply unit 8 is used to provide electric energy to each unit of the wireless overflow detection device;

The wireless transmitting unit 9 is used for transmitting a predetermined wireless signal after the circuit is connected.

The first detection electrode and the second detection electrode form a normally open switch for closing the circuit when a spill is detected;

Wherein, the first detection electrode, the power supply unit, the wireless transmitting unit and the second detection electrode are sequentially connected in series through wires to form an anti-overflow detection circuit, see the circuit on the left side of Figure 5; when the first detection electrode and the second detection electrode are both When the overflow is touched, the anti-overflow detection circuit is in a closed state, and the wireless transmitting unit transmits a predetermined wireless signal; when the first detection electrode and the second detection electrode are not in contact with the overflow, the anti-overflow The overflow detection circuit is open.

By using the first detection electrode and the second detection electrode group to open the anti-overflow detection switch in the above-mentioned structure to detect overflow, and make it turn on the circuit when overflow is detected, and transmit a wireless signal; When the spillage occurs, the circuit will not be conducted and no power consumption will be achieved, thereby achieving the purpose of energy saving, which greatly reduces the power consumed by the wireless transmitting unit during work, thereby prolonging the service life of the battery. The overall structure is simple, the service life is long, and the use is stable and reliable.

For ease of use, a handle is provided on the pot cover, and an accommodating chamber is provided on the hand, and the power supply unit and the wireless transmitting unit are arranged in the accommodating chamber; The power supply unit is electrically connected with the wireless transmitting unit. This method is compact and low cost.

The wireless transmitting unit mentioned above may be various existing wireless transmitting modules or predetermined wireless transmitting modules, such as Bluetooth module and FM module. The aforementioned predetermined wireless signal refers to a predetermined wireless signal in the production process, which may be a wireless analog signal generated by the wireless transmitting unit when the circuit is connected or a digital signal preset in the wireless transmitting unit.

The forms of the above-mentioned anti-overflow detection electrodes are various, such as metal pillars, metal edges, metal screws, etc., which are specifically described below in conjunction with the embodiments:

Example 1

As shown in Figure 2, the pot cover 1 is made of insulating material; the first detection electrode and the second detection electrode are metal posts 2 arranged at intervals on the pot cover; one end of each metal post passes through the inside of the pot cover The pot cover is installed on the handle 3, and the other end of the metal post is positioned at the inside of the pot cover. (The inner side of the pot lid refers to the side of the pot lid facing the pot after the pot lid is covered on the pot, the same below)

Example 2

The pot cover is made of metal material, the first detection electrode is a metal column 1, and a vent hole with a diameter larger than the metal post is provided on the pot cover, and the pot cover on the side of the vent hole A handle 3 is provided on the surface, and one end of the metal column is installed on the handle, and the other end of the metal column extends into the pot cover through the air hole; the second detection electrode is the pot cover.

Example 3

A substrate made of insulating material is arranged inside the pot cover, and two anti-overflow detection electrodes are arranged at intervals on the substrate, and the two anti-overflow detection electrodes communicate with the wireless transmitting unit and the power supply unit through wires.

Example 4

The wireless overflow detection device shown in Figure 5 is also connected in series with a temperature control switch for monitoring the ambient temperature; when the ambient temperature is greater than the preset temperature, the temperature control switch is closed, and when the ambient temperature is lower than the preset temperature, the temperature control switch disconnect.

The above-mentioned ambient temperature refers to the ambient temperature where the pot cover is located. That is to say, when the pot is in the heating state, the pot cover is affected by steam, air, etc., and the ambient temperature is usually high. At this time, the temperature switch is in the conduction state, and the overflow detection device is in the working state to detect whether there is overflow at any time; And when the pot is in the non-working state, the temperature of the pot cover is usually lower, at this moment the temperature switch is in the off state, and the overflow detection device is in the non-working state; this way can prevent the pot cover from being damaged due to Water or dirt connects the two electrodes, causing the circuit to conduct and wasting power.

The above-mentioned temperature control switch should be a bimetal switch.

To sum up, it can be seen that the temperature value at which the temperature switch is turned on can be set according to actual needs of different customers, for example, it can be set between 50-80 degrees Celsius according to needs.

Example 5

This embodiment is an improvement on the basis of Embodiment 2. As shown in FIG. 4 , the metal post of the first detection electrode is hollow, and the temperature control switch is set in the hollow of the metal post. The temperature control switch set in this structure has the advantages of convenient cleaning, being located in the center, accurate and rapid measurement, and the like.

Example 6

This embodiment is different from the improvement based on embodiment 5, the temperature control switch is arranged inside the pot cover. The temperature control switch can be fixed on the inner side of the pot cover by bonding, screw fixing, etc.

Example 7

Referring to FIG. 3 , the pot cover 1 is made of glass material, and a metal edge 5 is arranged on the outer periphery of the pot cover, and the one anti-overflow detection electrode is the metal edge.

Example 8

The utility model wireless anti-overflow electric heating cooker includes an electric heating cooker and a cooker placed on the cooker, the electric heating cooker at least includes an electric heating unit and a control unit, and the control unit controls the electric heating unit to heat the pot, and the pot includes the above-mentioned pot cover; the cooker includes a wireless receiving unit adapted to the wireless transmitting unit; wherein, as shown in Figure 6, the The wireless receiving unit outputs the received wireless transmission signal to the control unit, and the control unit controls the heating unit in a predetermined way according to the received signal, wherein the predetermined way can be to reduce the power of the electric heating unit, or It can be to stop heating and so on.

Claims (12)

1. a wireless anti-overflow electrical heating pot cover, described pot cover is provided with wireless anti-overflow checkout gear, it is characterized in that, described wireless anti-overflow checkout gear comprises: the first detecting electrode, power supply unit, wireless transmitting unit and the second detecting electrode;

Wherein, the first described detecting electrode, power supply unit, wireless transmitting unit and the second detecting electrode are composed in series anti-overflow detection circuit successively by wire; When the first detecting electrode and the second detecting electrode all touch overflow, described anti-overflow detection circuit is in closure state, and described wireless transmitting unit launches prearranged signals; When the first detecting electrode and the second detecting electrode do not touch overflow, described anti-overflow detection circuit is in open-circuit condition.

2. wireless anti-overflow electrical heating pot cover as claimed in claim 1, it is characterized in that, described pot cover is provided with handle, and described handle is provided with accommodation chamber, and described power supply unit and wireless transmitting unit are arranged in accommodation chamber.

3. wireless anti-overflow electrical heating pot cover as claimed in claim 1, it is characterized in that, be in series with between the first detecting electrode and power supply unit, between power supply unit and wireless transmitting unit and/or between wireless transmitting unit and the second detecting electrode and often drive temperature detect switch (TDS), when temperature is greater than predetermined temperature, described temperature detect switch (TDS) is connected; When environment temperature is less than preset temperature, temperature detect switch (TDS) disconnects.

4. wireless anti-overflow electrical heating pot cover as claimed in claim 1, it is characterized in that, described pot cover is that insulating materials is made; The first described detecting electrode and the second detecting electrode are two metal columns being disposed on pot cover; One end of each metal column is arranged on handle through pot cover inside pot cover, and the other end of described metal column is positioned at inside pot cover; Or

The first described detecting electrode is metal column, and one end of metal column is arranged on handle through pot cover inside pot cover, and the other end of described metal column is positioned at inside pot cover; The second described detecting electrode is be arranged on built-in metal nut in handle or nut, and described handle is spirally connected by the built-in metal nut of the external metal nut inside pot cover or nut and handle or nut and is fixed on pot cover.

5. wireless anti-overflow electrical heating pot cover as claimed in claim 3, it is characterized in that, described pot cover is that insulating materials is made; The first described detecting electrode is a metal column; Described pot cover is provided with the passage that diameter is greater than metal column, is provided with handle at the pot cover outer surface of described passage side, one end of described metal column is arranged on handle, in the pot cover that the other end of described metal column stretches into through passage; The second described detecting electrode is be arranged on built-in metal nut in handle or nut, and described handle is spirally connected by the built-in metal nut of the external metal nut inside pot cover or nut and handle or nut and is fixed on pot cover.

6. wireless anti-overflow electrical heating pot cover as claimed in claim 2, it is characterized in that, described pot cover is that metal material is made; The first described detecting electrode is a metal column; Described pot cover is provided with the passage that diameter is greater than metal column, handle is provided with at the pot cover outer surface of described passage side, one end of described metal column is arranged on handle, and in the pot cover that the other end of described metal column stretches into through passage, this metal column does not contact with pot cover; The second described detecting electrode is pot cover.

7. wireless anti-overflow electrical heating pot cover as claimed in claim 5, it is characterized in that, described metal column is hollow, and described temperature detect switch (TDS) is arranged in metal column hollow.

8. wireless anti-overflow electrical heating pot cover as claimed in claim 3, is characterized in that, described temperature detect switch (TDS) is pressed close to anti-overflow detecting electrode and arranged.

9. wireless anti-overflow electrical heating pot cover as claimed in claim 3, it is characterized in that, described temperature detect switch (TDS) is arranged on inside pot cover.

10. a wireless anti-overflow checkout gear, is characterized in that, comprising: the first detecting electrode, power supply unit, wireless transmitting unit and the second detecting electrode;

Wherein, the first described detecting electrode, power supply unit, wireless transmitting unit and the second detecting electrode are composed in series anti-overflow detection circuit successively by wire; When the first detecting electrode and the second detecting electrode all touch overflow, described anti-overflow detection circuit is in closure state, and described wireless transmitting unit launches prearranged signals; When the first detecting electrode and the second detecting electrode do not touch overflow, described anti-overflow detection circuit is in open-circuit condition.

11. wireless anti-overflow checkout gears as claimed in claim 10, it is characterized in that, be in series with between the first detecting electrode and power supply unit, between power supply unit and wireless transmitting unit and/or between wireless transmitting unit and the second detecting electrode and often drive temperature detect switch (TDS), when temperature is greater than predetermined temperature, described temperature detect switch (TDS) is connected; When environment temperature is less than preset temperature, temperature detect switch (TDS) disconnects.

12. 1 kinds of wireless anti-overflow electric heating boilers, comprise electric heating range and be placed on the pan on kitchen range, described electric heating range at least comprises electric heating unit and control unit, the pan described in electric heating unit heating described in described control unit controls, it is characterized in that, described pan comprises the pot cover as described in claims as arbitrary in claim 1-9; Described kitchen range comprise the radio receiving unit suitable with described wireless transmitting unit; Wherein, the wireless transmission signal received is outputted to control unit by described radio receiving unit, the heating unit described in the signal that described control unit foundation receives controls by predetermined way.