CN203302887U - Electric heating device - Google Patents
Electric heating device Download PDFInfo
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- CN203302887U CN203302887U CN2013202782112U CN201320278211U CN203302887U CN 203302887 U CN203302887 U CN 203302887U CN 2013202782112 U CN2013202782112 U CN 2013202782112U CN 201320278211 U CN201320278211 U CN 201320278211U CN 203302887 U CN203302887 U CN 203302887U
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- electric heater
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- electric connector
- heater
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Abstract
The utility model discloses an electric heating device comprising a plurality of electric heaters and normally-open switches. Each electric heater can carry out heating independently, and the adjacent electric heaters are detachably connected. Each electric heater comprises a first side face and a second side face, wherein the first side face is provided with a first electric connector, and the second side face is provided with a second electric connector. The first electric connector of one electric heater of two adjacent electric heaters is in electric connection with the second electric connector of the other electric heater of the two adjacent electric heaters. Each normally-open switch is in serial connection with a positive power supply line between the first electric connector and the second electric connector of each corresponding electric heater. When the second electric connector of the current electric heater is combined with the first electric heater of any other electric heater, the normally-open switch of the current electric heater is switched on. The electric heating device can prevent a user from an accidental electric shock in use, and guarantees safety of the user during use of the electric heating device.
Description
Technical field
The utility model relates to the electric-heating technology field, particularly a kind of electric heater unit.
Background technology
When the stewed son pot of a plurality of electricity is used in combination, one end of combined electrical saucepan has the plug that connects power supply, the other end has the socket of stewing the power supply of son pot to other electricity, when combined electrical saucepan energising work, when the socket of stewing the power supply of son pot for other electricity leaked outside, the user did not note causing the risk of electric shock, brought potential safety hazard for user's use.
The utility model content
The purpose of this utility model is intended to solve at least above-mentioned technological deficiency.
For this reason, the utility model need to propose a kind of electric heater unit that can avoid the user accidentally to get an electric shock guaranteeing Electrical Safety.
For achieving the above object, a kind of electric heater unit the utility model proposes, comprise: a plurality of electric heaters, each electric heater in described a plurality of electric heater can independently carry out heating work, and adjacent described electric heater is removably connected each other, wherein, described each electric heater has the first side and the second side, described the first side is provided with the first electric connector, described the second side is provided with the second electric connector, the first electric connector of an electric heater in adjacent two described electric heaters is suitable for being electrically connected to the second electric connector of another electric heater, normal open switch, described normal open switch is connected on first electric connector and the positive power line between the second electric connector of described each electric heater, wherein, the normal open switch closure in described current electric heater when the first electric connector combination of the second electric connector of current electric heater and any one electric heater.
According to the electric heater unit the utility model proposes, on positive pole by power line in each electric heater, normal open switch is set, if thereby while making current electric heater not have other electric heaters to combine with it, because normal open switch disconnects, its second electric connector is without electricity, prevent from when the user from using accidentally getting an electric shock, guarantee the personal safety the when user uses electric heater unit.
Wherein, described each electric heater also comprises the first contact and the second contact, described the first contact is arranged on described the first side, and described the second contact is connected with the control end of described normal open switch, and described the second contact is corresponding with described the first contact and be arranged on described the second side.
And described the second side also comprises be used to the groove of described the second contact is set.
Preferably, described the first electric connector is magnetic plug, and described the second electric connector is magnetic socket.
Preferably, toward each other, described a plurality of electric heaters are connected to form electric heater row successively described the first side and the second side.
And, be arranged in first electric connector of electric heater of first end of described electric heater row and at least one of the second electric connector of being positioned at the electric heater of the second end that described heater is listed as and be connected with and be suitable for the power line be connected with power supply.
Preferably, the first electric connector of electric heater that is positioned at the first end of described electric heater row is connected with and is suitable for the power line be connected with described power supply, and the second electric connector that is positioned at the electric heater of the second end that described electric heater is listed as is sealed by seal cover.
The aspect that the utility model is additional and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
The accompanying drawing explanation
Above-mentioned and/or the additional aspect of the utility model and advantage will become from the following description of the accompanying drawings of embodiments and obviously and easily understand, wherein:
Fig. 1 is the combination stereogram according to the electric heater unit of an embodiment of the present utility model;
Fig. 2 is the circuit diagram according to the electric heater unit of an embodiment of the present utility model;
Fig. 3 is in the schematic diagram of state separated from one another for adjacent two electric heaters in the electric heater unit according to an embodiment of the present utility model;
Fig. 4 is in the schematic diagram of state separated from one another for adjacent two electric heaters of the electric heater unit according to a further embodiment of the present utility model;
Fig. 5 is adjacent two electric heater generalized sections in the electric heater unit according to an embodiment of the present utility model; And
Fig. 6 be according in the electric heater unit of a preferred embodiment of the present utility model with the schematic diagram of the electric heater of seal cover.
Reference numeral:
The specific embodiment
Below describe embodiment of the present utility model in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label means same or similar element or the element with identical or similar functions from start to finish.Below by the embodiment be described with reference to the drawings, be exemplary, only be used to explaining the utility model, and can not be interpreted as restriction of the present utility model.
Disclosing hereinafter provides many different embodiment or example to be used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter parts and the setting of specific examples are described.Certainly, they are only example, and purpose does not lie in restriction the utility model.In addition, the utility model can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and purpose clearly, itself do not indicate the relation between the various embodiment of discuss and/or setting.In addition, the various specific technique that the utility model provides and the example of material, but those of ordinary skills can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, First Characteristic described below Second Characteristic it " on " structure can comprise that the first and second Characteristics creations are the direct embodiment of contact, also can comprise the embodiment of other Characteristics creation between the first and second features, such the first and second features may not be direct contacts.
In description of the present utility model, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be done broad understanding, for example, can be mechanical connection or electrical connection, can be also the connection of two element internals, can be directly to be connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
With reference to following description and accompanying drawing, by these and other aspects of clear embodiment of the present utility model.In these descriptions and accompanying drawing, specifically disclose some specific implementations in embodiment of the present utility model, mean to implement some modes of the principle of embodiment of the present utility model, but should be appreciated that the scope of embodiment of the present utility model is not limited.On the contrary, embodiment of the present utility model comprises spirit and interior all changes, modification and the equivalent of intension scope that falls into additional claims.
The electric heater unit proposed according to the utility model embodiment is described with reference to the accompanying drawings.
As shown in Figure 1 to Figure 3, the electric heater unit the utility model proposes comprises a plurality of electric heaters 10 and normal open switch 20.Wherein, each electric heater 10 in a plurality of electric heaters can independently carry out heating work, and adjacent electric heater 10 is removably connected each other.And, as shown in Figure 3, each electric heater 10 has the first side 101 and the second side 102, the first side 101 is provided with the first electric connector 103, the second side 102 is provided with the second electric connector 104, and the first electric connector 103 of an electric heater in adjacent two electric heaters is suitable for being electrically connected to the second electric connector 104 of another electric heater.
In an example of the present utility model, electric heater 10 can be electric cooking pot.Each electric cooking pot is cooking food independently, and adjacent electric cooking pot is removably connected each other.In a concrete example, each electric cooking pot can be slow cooker.
When cooking food, the electric cooking pot of requirement can be combined, for example be connected in turn, and can control independently each electric cooking pot with heat food, for example each electric cooking pot can be provided with the switch for this electric cooking pot of opening and closing, described switch can have different firepower gears, to regulate the heating power of electric cooking pot.
As shown in Figure 2, normal open switch 20 is connected on the first electric connector 103 of each electric heater 10 and the positive power line between the second electric connector 104 for example on live wire L, wherein, normal open switch 20 closures in described current electric heater when the first electric connector 103 combination of the second electric connector 104 of current electric heater and any one electric heater.Particularly, one end of the heater element 107 in the positive terminal a1 of one end of normal open switch 20 and the first electric connector 103 and electric heater 10 is connected respectively, the other end of normal open switch 20 is connected with the positive terminal a2 of the second electric connector 104, and the other end of heater element 107 is connected between the negative pole end b2 of the negative pole end b1 of the first electric connector 103 and the second electric connector 104 by switch 108.
Further, in an embodiment of the present utility model, as shown in Figure 4 and Figure 5, each electric heater 10 also comprises the first contact 105 and the second contact 106, wherein the first contact 105 is arranged on the first side 101 of electric heater, the second contact 106 is connected with the control end of normal open switch 20, and the second contact 106 is corresponding with the first contact 105 and be arranged on the second side 102 of electric heater.Particularly, as shown in Figure 5, the second side 102 of electric heater also comprises the groove 100 be used to the second contact 106 is set.Namely say, the second contact 106 is connected with the control end of normal open switch 20 by the groove 100 be arranged on the second side 102, when two electric heater combinations, the first contact 105 on the first side 101 in electric heater makes normal open switch 20 closures in another electric heater by the groove 100 on the second side 102 in another electric heater with second contact 106 of depressing in groove 100, thereby the second electric connector 104 in another electric heater switches on power, realize two electrical connections after the electric heater combination.When two electric heaters separate; the second contact 106 in the first contact 105 in electric heater and another electric heater separately; normal open switch 20 in another electric heater disconnects; make the second electric connector 104 in another electric heater disconnect with power supply, realize electrocution-proof protection.
In an embodiment of the present utility model, the first electric connector 103 can be magnetic plug, and the second electric connector 104 can be magnetic socket.Magnetic plug can be inserted in magnetic socket, with transmission electricity between adjacent electric heater 10, and, because the first electric connector 103 and the second electric connector 104 have opposite magnetic, strengthened the bonding strength between adjacent electric heater 10.
As shown in Figure 1, toward each other, a plurality of electric heaters 10 are connected to form electric heater row successively the first side 101 and the second side 102.Being arranged in first electric connector 103 of electric heater 10 of first end (left end of Fig. 1) of electric heater row and the second electric connector 104 of being arranged in the electric heater of the second end (right-hand member of Fig. 1) that electric heater is listed as is connected with respectively and is suitable for the power line 200 be connected with power supply.When a plurality of electric heaters 10 being coupled together to use, one of them power line 200 is connected with power supply, thus can be to a plurality of electric heaters power supplies, now, another power line 200 can be used as the stand-by power supply line.Preferably, power line 200 removably is connected with the second electric connector 104 with the first electric connector 103 of electric heater 10.
Preferably, in an embodiment of the present utility model, as shown in Figure 6, the first electric connector 103 of electric heater 10 that is positioned at the first end of electric heater row is connected with and is suitable for the power line 200 be connected with described power supply, and the second electric connector 104 of electric heater 10 that is positioned at the second end of electric heater row is sealed by seal cover 300.Namely say, when a plurality of electric heaters 10 being coupled together to use, one of them power line 200 is connected with power supply, thereby can be to a plurality of electric heater 10 power supplies, now, the second electric connector 104 that is positioned at the electric heater 10 of electric heater row the second end can, by seal cover 300 sealings, enter the second electric connector 104 to prevent water, dirt.Certainly, sealing lid 300 can be also insulating lid, can also prevent from when the user from using this electric heater unit accidentally getting an electric shock simultaneously, plays the double protection effect, has improved security performance.
Therefore, in embodiment of the present utility model, the first electric connector 103 of the electric heater 10 of the first end of electric heater row has the power line 200 that connects power supply, the second electric connector 104 of each electric heater in the electric heater row is connected with the first electric connector 103 of the electric heater of back, normal open switch of series connection before the second electric connector of each electric heater, and only when the second electric connector of current electric heater has the first electric connector of other electric heaters to be connected, the normal open switch of current electric heater could be pressed onto the position of connection, thereby the electric heater that combine up back is switched on power, when back does not have electric heater to combine, the normal open switch of this current electric heater is in off-state, the second electric connector of current electric heater is without electricity, can not cause electric shock accidents, guarantee safety.
According to electric heater unit of the present utility model, on positive pole by power line in each electric heater, normal open switch is set, if thereby while making current electric heater not have other electric heaters to combine with it, because normal open switch disconnects, its second electric connector is without electricity, prevent from when the user from using accidentally getting an electric shock, guarantee the personal safety the when user uses electric heater unit.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that in the situation that do not break away from principle of the present utility model and spirit can be carried out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is by claims and be equal to and limit.
Claims (7)
1. an electric heater unit, is characterized in that, comprising:
A plurality of electric heaters, each electric heater in described a plurality of electric heater can independently carry out heating work, and adjacent described electric heater is removably connected each other, wherein, described each electric heater has the first side and the second side, described the first side is provided with the first electric connector, and described the second side is provided with the second electric connector, and the first electric connector of an electric heater in adjacent two described electric heaters is suitable for being electrically connected to the second electric connector of another electric heater;
Normal open switch, described normal open switch is connected on first electric connector and the positive power line between the second electric connector of described each electric heater, wherein, the normal open switch closure in described current electric heater when the first electric connector combination of the second electric connector of current electric heater and any one electric heater.
2. electric heater unit as claimed in claim 1, it is characterized in that, described each electric heater also comprises the first contact and the second contact, described the first contact is arranged on described the first side, described the second contact is connected with the control end of described normal open switch, and described the second contact is corresponding with described the first contact and be arranged on described the second side.
3. electric heater unit as claimed in claim 2, is characterized in that, described the second side also comprises be used to the groove of described the second contact is set.
4. electric heater unit as claimed in claim 1, is characterized in that, described the first electric connector is magnetic plug, and described the second electric connector is magnetic socket.
5. electric heater unit as claimed in claim 1, is characterized in that, toward each other, described a plurality of electric heaters are connected to form electric heater row successively for described the first side and the second side.
6. electric heater unit as claimed in claim 5, it is characterized in that, be arranged in first electric connector of electric heater of first end of described electric heater row and at least one of the second electric connector of being positioned at the electric heater of the second end that described heater is listed as and be connected with and be suitable for the power line be connected with power supply.
7. electric heater unit as claimed in claim 6, it is characterized in that, the first electric connector of electric heater that is positioned at the first end of described electric heater row is connected with and is suitable for the power line be connected with described power supply, and the second electric connector that is positioned at the electric heater of the second end that described electric heater is listed as is sealed by seal cover.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202782112U CN203302887U (en) | 2013-05-20 | 2013-05-20 | Electric heating device |
| US14/054,147 US9743795B2 (en) | 2012-10-25 | 2013-10-15 | Electric cooking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202782112U CN203302887U (en) | 2013-05-20 | 2013-05-20 | Electric heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203302887U true CN203302887U (en) | 2013-11-27 |
Family
ID=49609131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202782112U Expired - Fee Related CN203302887U (en) | 2012-10-25 | 2013-05-20 | Electric heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203302887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105686671A (en) * | 2014-11-25 | 2016-06-22 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance |
-
2013
- 2013-05-20 CN CN2013202782112U patent/CN203302887U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105686671A (en) * | 2014-11-25 | 2016-06-22 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance |
| CN105686671B (en) * | 2014-11-25 | 2017-11-10 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus |
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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: 20131127 Termination date: 20200520 |