CN204467795U - Electric heating water boiling device - Google Patents
Electric heating water boiling device Download PDFInfo
- Publication number
- CN204467795U CN204467795U CN201520165455.9U CN201520165455U CN204467795U CN 204467795 U CN204467795 U CN 204467795U CN 201520165455 U CN201520165455 U CN 201520165455U CN 204467795 U CN204467795 U CN 204467795U
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- Prior art keywords
- heating
- heating device
- water boiling
- temperature
- main body
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- Expired - Fee Related
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- 238000009835 boiling Methods 0.000 title claims abstract description 57
- 239000008236 heating water Substances 0.000 title claims abstract description 43
- 238000005485 electric heating Methods 0.000 title claims abstract description 35
- 238000010438 heat treatment Methods 0.000 claims abstract description 104
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000002184 metal Substances 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 241000190070 Sarracenia purpurea Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008447 perception Effects 0.000 description 3
- 238000003303 reheating Methods 0.000 description 3
- 238000010304 firing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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Abstract
The utility model provides an electric heating water boiling device, which comprises a main body for containing water and a heating device; the heating device is internally provided with first heating equipment for heating the main body and a temperature controller for detecting the temperature of the main body; the temperature controller is connected with the first heating device to control and keep the power supply of the first heating device in a disconnected state according to the temperature of the main body. The utility model provides an electrical heating boils water installation can reduce manufacturing cost.
Description
Technical Field
The utility model relates to a firing equipment structure technique especially relates to an electrical heating boils water installation.
Background
The electric cup is a novel water boiling device, is internally provided with heating equipment, heats water in the cup through an external power supply, and has small volume and convenient carrying, so that a user can conveniently drink hot water. An electric kettle is a more common water boiling device, has the advantages of high heating speed and the like, and is widely applied to families, offices, restaurants and other environments. The electric kettle and the electric cup may be collectively referred to as an electrically heated water boiling apparatus.
At present, an external power supply of an electric heating water boiling device is generally 220V alternating current, keys are arranged in the electric heating water boiling device, and a heating device is controlled to work through the keys, so that an electronic board and a relay with a voltage transformation rectifying device are further required to be arranged in the electric heating water boiling device, wherein a coil and the keys of the relay form a control loop, and a contact of the relay, the heating device and the external power supply form a main loop. The electronic board can convert the 220V ac power to the control signal required by the relay coil, for example 5V dc. When a user presses the key to enable the relay coil to be electrified, the normally open contact of the relay is closed, the heating equipment is communicated with the external power supply, and heating is started.
The electronic board and the relay with the voltage transformation rectifying device are high in price, so that the electronic board and the relay occupy a large proportion of the material cost compared with the whole electric heating water boiling device, and the manufacturing cost of the electric heating water boiling device is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric heating water boiling device, which can reduce the manufacturing cost.
The embodiment of the utility model provides an electric heating water boiling device, which comprises a main body for containing water and a heating device; the heating device is internally provided with first heating equipment for heating the main body and a temperature controller for detecting the temperature of the main body; wherein,
the temperature controller is connected with the first heating device to control and keep the power supply of the first heating device in a disconnected state according to the temperature of the main body.
The electric heating water boiling device as described above, the thermostat comprising: the second heating device, the switch assembly and the temperature sensing deformation assembly; wherein,
the switch assembly is respectively connected with the source ends of the first heating device and the second heating device;
the temperature sensing deformation component is close to the main body, is heated to deform and pushes the switch component to be disconnected so as to cut off the power supply of the first heating device, and is communicated with the power supply of the second heating device to keep the temperature of the temperature sensing deformation component.
The electric heating water boiling device comprises a switch assembly and a water outlet assembly, wherein the switch assembly comprises a metal elastic sheet and a joint;
the metal elastic sheet and the joint are respectively connected with the source end of the first heating device, and the metal elastic sheet and the joint are in movable lap joint.
According to the electric heating water boiling device, the temperature sensing deformation component comprises the bimetallic strip and the push rod;
one end of the push rod is close to one side of the bimetallic strip which is heated and arched, and the other end of the push rod is abutted against the stress part of the metal elastic sheet.
In the above electrically heated water boiling appliance, the second heating means is a positive temperature coefficient thermistor.
In the above electric heating water boiling device, the metal spring plate is provided with the moving contact, and the joint is provided with the stationary contact lapped with the moving contact.
In the above electrically heated water boiling apparatus, the first heating device is a heating plate.
In the above electric heating water boiling device, the outer side of the temperature sensing deformation component is surrounded by the sealing cover.
The embodiment of the utility model provides a technical scheme is through setting up the temperature controller in the electric heating water boiling device, with the temperature of perception cup body, control the power disconnection of first firing equipment and keep the off-state when the temperature is greater than the setting value, the reheating only needs to break off again and switch on external power source once, compared with the prior art, this embodiment need not adopt the button, need not possess vary voltage fairing's electronic board and relay promptly, because the cost of temperature controller itself is very cheap, consequently, can reduce the manufacturing cost of electric heating water boiling device, also avoided the button to damage easily and influence the problem appearance that electric heating water boiling device life-span. In addition, a key is not needed to be arranged, so that the appearance of the electric heating water boiling device can be designed to be more flexible and beautiful.
Drawings
Fig. 1 is a schematic structural view of an electric heating water boiling device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a temperature controller in an electric heating water boiling device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a temperature controller in an electric heating water boiling device according to a second embodiment of the present invention;
fig. 4 is a schematic circuit structure diagram of a main circuit in the electric heating water boiling device according to the second embodiment of the present invention.
Reference numerals:
1-a body; 2-a heating device; 3-a cover body;
4-a first heating device; 5-temperature controller; 51-a second heating device;
52-metal shrapnel; 521-moving contact; 53-a linker;
531-stationary contact; 54-bimetallic strip; 55-a push rod;
56-a guide structure; 57-sealing cover; 6-a socket;
7-dry burning prevention device.
Detailed Description
Example one
Fig. 1 is a schematic structural diagram of an electric cup according to an embodiment of the present invention. As shown in fig. 1, the present embodiment provides an electrically heated water boiling apparatus including: the heating device comprises a main body 1 and a heating device 2, wherein a first heating device 4 and a temperature controller 5 are arranged in the heating device 2, the first heating device 4 is used for heating the main body 1, and the temperature controller 5 can detect the temperature of the main body 1. The heating device 2 may be disposed at the bottom of the main body 1, or may be disposed at the side wall or the top of the main body 1, and in this embodiment, the heating device 2 disposed at the bottom is also referred to as a base, only by way of example. In addition, as will be understood by those skilled in the art, the electric heating water boiling device further includes a cover body 3 provided on the main body 1. The heating device 2 is also provided with a socket 6 for connecting an external power line.
The cover 3 and the main body 1 can be connected by screwing or by hinging or clamping. The socket 6 can be connected to a power supply, such as 220V ac, through an external power line. The first heating apparatus 4 serves to heat water contained in the main body 1. The temperature controller 5 is provided at the bottom of the main body 1 to detect the temperature of the main body 1. The temperature controller 5 is connected with the first heating device 4, and can control and keep the first heating device 4 in a disconnected state according to the temperature of the main body 1.
By adopting the electric heating water boiling device with the structure, in the heating process, the temperature of the water in the main body 1 is gradually increased, and the temperature controller 5 senses the temperature of the main body 1 in real time. When the temperature of the main body 1 is greater than the set value, the thermostat 5 disconnects the power supply of the first heating device 4 and keeps in the disconnected state all the time. If the electric heating water boiling device needs to be heated again, the external power supply of the electric heating water boiling device is only needed to be cut off, the temperature controller 5 is reset at the moment, then the external power supply is connected, and the first heating device 4 is connected with the power supply to start heating.
The technical scheme that this embodiment provided is through setting up the temperature controller in the electrical heating water boiling device, with the temperature of perception main part, the power disconnection of control first heating equipment when the temperature is greater than the setting value keeps the off-state, reheating only need cut off again and switch on external power source, compared with the prior art, this embodiment need not adopt the button, do not need to possess vary voltage fairing's electronic board and relay promptly, because the cost of temperature controller itself is very cheap, consequently, the manufacturing cost of electrical heating water boiling device can be reduced, the easy damage of button has also been avoided and the problem that influences the life-span of electrical heating water boiling device appears. In addition, a key is not needed to be arranged, so that the appearance of the electric heating water boiling device can be designed to be more flexible and beautiful.
Example two
To temperature controller 5 among the above-mentioned scheme, can adopt the multiple form to realize its function, this embodiment is on the basis of embodiment one, provides the concrete implementation of a temperature controller, as shown in fig. 2 and 3, wherein, fig. 2 is the utility model discloses the structural schematic diagram of the temperature controller in the electrical heating water boiling device that the embodiment provides is one, and fig. 3 is the structural schematic diagram of the temperature controller in the electrical heating water boiling device that the embodiment provides is two.
The temperature controller 5 may include: the temperature sensing and deformation control device comprises a second heating device 51, a switch assembly and a temperature sensing and deformation assembly, wherein the switch assembly is respectively connected with the source ends of the first heating device 4 and the second heating device 51, and can be specifically connected between the first heating device 4 and a power supply thereof for controlling the first heating device 4 to be connected with or disconnected from the power supply thereof; the switch assembly is further connected between the second heating device 51 and the power supply thereof, and is used for controlling the connection or disconnection of the second heating device 51 and the power supply thereof.
The temperature sensing deformation component is close to the main body 1 and used for sensing the temperature of the main body 1. The temperature sensing deformation component is heated and can deform, pressure is applied to the switch component in the deformation process, the switch component is pushed to be disconnected, the power supply of the first heating device 4 is cut off, the power supply of the second heating device 51 is connected, the second heating device 51 is enabled to start heating, the current temperature of the temperature sensing deformation component is kept, the switch component is kept in a disconnected state all the time, and the first heating device 4 is in a heating stop state.
The function of the switch assembly is: when the switch assembly is switched off, the power supply of the first heating device 4 can be cut off, and the power supply of the second heating device 51 can be connected; when the switch assembly is closed, the power supply of the first heating device 4 can be switched on, while the power supply of the second heating device 51 is switched off. The switch assembly may be embodied in a variety of ways. For example: the metal dome 52 and the contact 53 shown in fig. 2 and 3 may be used.
For the first heating device 4, heating devices such as a heating tube and a heating plate can be used, and two power supply connection terminals are usually connected to the metal spring piece 52 and the connector 53. The metal elastic sheet 52 is movably overlapped with the joint 53, a movable contact 521 is arranged on the metal elastic sheet 52, a fixed contact 531 is arranged on the joint 53, the movable contact 521 is contacted with the fixed contact 531, the metal elastic sheet 52 is electrically connected with the joint 53, and the switch assembly is closed; the movable contact 521 and the fixed contact 531 are separated, so that the metal elastic sheet 52 and the connector 53 are disconnected, which is equivalent to the disconnection of the switch assembly.
In addition, the temperature sensing deformation assembly may specifically be composed of a bimetal 54 and a push rod 55, one end of the push rod 55 is close to the heated and arched side of the bimetal 54, and the other end of the push rod 55 abuts against the stressed portion of the metal elastic sheet 52. The bimetal 54 is made by using the principle that the metal thermal collision coefficients are different, when the bimetal 54 is heated, the bimetal 54 bends, and when the bending reaches a certain degree, the arched part of the bimetal 54 applies a pushing force to the push rod 55 to push the push rod 55 to move, so that the pushing force is applied to the stressed part of the metal elastic sheet 52, the metal elastic sheet 52 deforms, the movable contact 521 and the fixed contact 531 are separated, and the switch assembly is disconnected.
The push rod 55 may be surrounded by a guide structure 56 to limit the longitudinal movement of the push rod 55. In fig. 2 and 3, the guiding structure 56 also has the function of a conductive connecting member, and is connected to the metal spring piece 52 and the joint 53, respectively, and the guiding structure 56 is connected to the first heating device 4.
For example, another group of switch assemblies is used to link with the switch assembly corresponding to the first heating device 4, so that when the switch assembly corresponding to the first heating device 4 is closed, the switch assembly corresponding to the second heating device 51 is opened, and when the switch assembly corresponding to the first heating device 4 is opened, the switch assembly corresponding to the second heating device 51 is closed. Alternatively, the skilled person can also design other ways to implement the method, and the embodiment is not limited.
The purpose of the second heating device 51 is to heat the bimetal 54 to maintain its temperature at the temperature required for deformation to occur. The second heating device 51 may specifically adopt a Positive Temperature Coefficient (PTC) thermistor. The second heating device 51 is also capable of heating the water in the main body 1 in the energized state, so that the electrically heated water boiling apparatus has a warming function.
Fig. 4 is a schematic circuit structure diagram of a main loop in the electric heating water boiling device provided by the second embodiment of the present invention, fig. 4 shows a circuit structure diagram of the main loop where the first heating device 4 is located, wherein one end of the first heating device 4 is connected with the switch component, the switch component is in a normally closed state, when the first heating device 4 is connected with the external power supply, the main loop has a current flowing through, and the first heating device 4 starts to heat. When the temperature of water in the main body 1 is higher than a set value, the bimetal 54 in the switch assembly is deformed, and pushes the push rod 55 to apply force to separate the movable contact and the fixed contact, so that the switch assembly is disconnected. At the same time, the second heating device 51 is powered on to start heating, on the one hand maintaining the current deformation of the bimetallic strip 54, so as to put the switching assembly in the off state; on the other hand, the water in the main body 1 can be heated to realize heat preservation.
As shown in fig. 2 and 3, in addition to the above technical solution, a cover 57 may be provided on the outside of the temperature sensing deformation element to enclose the temperature sensing deformation element inside for protection.
In addition, in order to further protect the electric heating water boiling device, an anti-dry heating device 7 may be added to the line where the socket 6 is located, as shown in fig. 4, a bimetallic strip structure or a fuse commonly used in the prior art may be adopted, and the power supply of the first heating device 4 is immediately turned off under the condition that no water is in the electric heating water boiling device, so as to protect the devices in the electric heating water boiling device from being burned out.
The technical scheme that this embodiment provided is through setting up the temperature controller in the electrical heating water boiling device, with the temperature of perception main part, the power disconnection of control first heating equipment when the temperature is greater than the setting value keeps the off-state, reheating only need cut off again and switch on external power source, compared with the prior art, this embodiment need not adopt the button, do not need to possess vary voltage fairing's electronic board and relay promptly, because the cost of temperature controller itself is very cheap, consequently, the manufacturing cost of electrical heating water boiling device can be reduced, the easy damage of button has also been avoided and the problem that influences the life-span of electrical heating water boiling device appears. In addition, a key is not needed to be arranged, so that the appearance of the electric heating water boiling device can be designed to be more flexible and beautiful.
In the above technical solution, the switch assembly is specifically formed by the metal elastic sheet and the joint, and the temperature sensing deformation assembly is formed by the bimetal and the push rod, so as to implement the functions of each assembly.
The structure shown in fig. 1 is suitable for an electric water cup in an electric heating water boiling device, wherein the main body 1 is equivalent to a cup body of the electric water cup, and the cover body 3 is equivalent to a cup cover of the electric water cup. The specific structure of the electric cup can be realized by referring to the above embodiments and the attached drawings. Of course, those skilled in the art may also apply the above technical solution to an electric kettle, wherein the main body 1 is equivalent to a kettle body of the electric kettle, the cover body 3 is equivalent to a kettle lid of the electric kettle, and other structures of the electric kettle may also be implemented on the basis of the above embodiments and the accompanying drawings. In addition, the skilled person can also apply the above technical solution to other devices that use electric energy to heat and boil water, such as: an electrically heated pot, and the like.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. An electric heating water boiling device is characterized by comprising a main body for containing water and a heating device; the heating device is internally provided with first heating equipment for heating the main body and a temperature controller for detecting the temperature of the main body; wherein,
the temperature controller is connected with the first heating device to control and keep the power supply of the first heating device in a disconnected state according to the temperature of the main body.
2. An electrically heated water boiling device as claimed in claim 1 wherein the thermostat comprises: the second heating device, the switch assembly and the temperature sensing deformation assembly; wherein,
the switch assembly is respectively connected with the source ends of the first heating device and the second heating device;
the temperature sensing deformation component is close to the main body, is heated to deform and pushes the switch component to be disconnected so as to cut off the power supply of the first heating device, and is communicated with the power supply of the second heating device to keep the temperature of the temperature sensing deformation component.
3. An electrically heated water boiling appliance as claimed in claim 2 wherein the switch assembly comprises a metal spring and a connector;
the metal elastic sheet and the joint are respectively connected with the source end of the first heating device, and the metal elastic sheet and the joint are in movable lap joint.
4. The electrically heated water boiling appliance of claim 3 wherein the temperature sensitive deformation assembly comprises a bimetallic strip and a push rod;
one end of the push rod is close to one side of the bimetallic strip which is heated and arched, and the other end of the push rod is abutted against the stress part of the metal elastic sheet.
5. An electrically heated water boiling appliance as claimed in claim 2 wherein the second heating means is a positive temperature coefficient thermistor.
6. An electrically heated water boiling device as claimed in claim 3 wherein said metal spring has a movable contact and said contact has a stationary contact for engaging said movable contact.
7. An electrically heated water boiling appliance as claimed in any one of claims 1 to 6 wherein the first heating means is a heating plate.
8. The electrically heated water boiling device as claimed in any one of claims 2 to 6, wherein a cover is provided around the outside of the temperature sensitive deformation member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520165455.9U CN204467795U (en) | 2015-03-23 | 2015-03-23 | Electric heating water boiling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520165455.9U CN204467795U (en) | 2015-03-23 | 2015-03-23 | Electric heating water boiling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204467795U true CN204467795U (en) | 2015-07-15 |
Family
ID=53623538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520165455.9U Expired - Fee Related CN204467795U (en) | 2015-03-23 | 2015-03-23 | Electric heating water boiling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204467795U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108851981A (en) * | 2018-07-19 | 2018-11-23 | 陈海峰 | A kind of electric kettle |
-
2015
- 2015-03-23 CN CN201520165455.9U patent/CN204467795U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108851981A (en) * | 2018-07-19 | 2018-11-23 | 陈海峰 | A kind of electric kettle |
| CN108851981B (en) * | 2018-07-19 | 2021-06-15 | 陈海峰 | Electric heating kettle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 |