CN203422682U - Combined temperature control device and liquid heater using same - Google Patents
Combined temperature control device and liquid heater using same Download PDFInfo
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- CN203422682U CN203422682U CN201320414214.4U CN201320414214U CN203422682U CN 203422682 U CN203422682 U CN 203422682U CN 201320414214 U CN201320414214 U CN 201320414214U CN 203422682 U CN203422682 U CN 203422682U
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- temperature control
- control equipment
- movable contact
- contact spring
- hot melt
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Abstract
The utility model provides a combined temperature control device and a liquid heater using same. The combined temperature control device is mounted on a heating plate of the bottom part of the liquid heater. The combined temperature control device includes an assembly rack; and a temperature-sensitive actuator, a hot melt action part, a switch contact set, and an action rod which are assembled on the assembly rack, wherein one end of the temperature-sensitive actuator is connected with the heating plate, the other end of the temperature-sensitive actuator is connected with the action rod, the switch contact set includes a first dynamic contact plate and a second dynamic contact plate which are connected in an elastic abutting manner, one end of the action rod is connected with the temperature-sensitive actuator, the other end of the action rod is connected with the first dynamic contact plate, one end of the hot melt action part is contacted with the heating plate, the other end of the hot melt action part is contacted with the second dynamic contact plate, and the elastic driving directions of the first dynamic contact plate and the second dynamic contact plate are the same. With the temperature control device, continuity and reliability of temperature protection are improved.
Description
Technical field
The utility model relates to a kind of combined type temperature control equipment, also relates to a kind of liquid heater of this device of application simultaneously.
Background technology
Liquid heater needs thermal sensitive temperature control device to control the power-off protection of liquid heater under abnormal heating state especially as the liquid heaters such as insulating pot.Generally this thermal sensitive temperature control device be installed to electric heater together with, to obtain better thermo-contact.In the quality problems of market feedback; even if appearring in product when just bringing into use, anhydrous dry combustion method can obviously not affect properties of product yet; but along with the increase of access times often there will be the well heater jaundice blackout causing because temperature sense is slow, even cause electrical heating elements scaling loss.The use state that the reason that problem occurs is electric heater and thermal sensitive temperature control device is for colding and heat succeed each other; because thermal shock causes internal stress and the part distortion between installing component; this distortion makes the undertighten that becomes that contacts of thermal sensitive temperature control device and electric heater; the thermoinduction susceptibility of overheating protection parts slowly declines; cause product ultimate failure and " scaling loss ", some even causes the abnormal heating of product to cause phenomenon on fire.
Existing technical scheme combines thermal sensitive temperature control device and fuse protector; when thermal sensitive temperature control device cisco unity malfunction; thereby while losing protective effect; electric heater continuous heating; the action of triggering fuse protector; by the permanent power-off of product, thus the use safety of Protection of consumer.
The mode of this increase fuse protector is normally at existing thermal sensitive temperature control device, and normally two work alone and thermal sensitive temperature control device that principle of work is identical is outer increases an extra switch contact fuse protector is set; Or give up one group of thermal sensitive temperature control device and increase the contact sets that a fuse protector reduces device.Giving up like this seems not increase cost, but becomes stricter for the Reliability of Microprocessor of thermal sensitive temperature control device, otherwise there will be in use " deadlock " phenomenon causing because of fuse protector action.When deviser need to increase at temperature control equipment other function, such as insulation is during circulatory function, just must increase other contact to or integrate miscellaneous part, will make this function increase narrow space that becomes.
Utility model content
In view of the above, the utility model is necessary to provide a kind of and both can have realized the different heat protection functions of product and can simplify product structure, saves the combined type temperature control equipment of product structure cost.
A kind of combined type temperature control equipment, be arranged on the heating board of described liquid heater bottom, described combined type temperature control equipment comprises assembly fixture, and be assemblied in the heat-sensitive actuating device on assembly fixture, hot melt action component, set of switch contacts, actuating strut, described heat-sensitive actuating device one end is connected with described heating board, the other end connects described actuating strut, described set of switch contacts comprises the first movable contact spring and second movable contact spring of elasticity butt, described actuating strut one end connects described heat-sensitive actuating device, the first movable contact spring described in other end butt, described hot melt action component one end contacts with described heating board, the other end contacts with described the second movable contact spring.
Further, be provided with the first position-limit mechanism on described assembly fixture, described the first position-limit mechanism limits direction of motion and the stroke of described actuating strut, thereby realize actuating strut described the first movable contact spring is pushed to direction and stroke.
Further, on described assembly fixture, be provided with the second position-limit mechanism, start direction and the stroke of the described molten action component of the second position-limit mechanism restriction, thus described molten action component is to the direction of action of the second movable contact spring and stroke.
Further, described assembly fixture comprises panel, and the both sides of panel are formed with lug boss, and lug boss surface convexes with convex closure, described convex closure and described heating board butt.
Further, described lug boss surface offers connecting hole, by connecting hole, assembly fixture is solidly connected to described heating board.
Further, described heat-sensitive actuating device and described hot melt action component are arranged in the through hole of described panel.
Further, the working temperature setting of described hot melt action component is higher than the operating temperature of described heat-sensitive actuating device.
In addition, the utility model is necessary to provide a kind of liquid heater of applying described combined type temperature control equipment.
, comprising kettle body and in order to coordinate the base of kettle body, described kettle body bottom is provided with described combined type temperature control equipment.
Further, on described base, be provided with power supply body, in order to coordinate the electric connector of described temperature control equipment.
Further, the heating board of described temperature control equipment is arranged on the bottom surface of kettle body diapire.
Temperature control equipment described in the utility model by the heat-sensitive actuating device protector of work capable of circulation under common high temperature with on abnormal high temperature once the hot melt action component of sexual act be incorporated on a switch contact; both can realize the different heat protection functions of product and simplify product structure; the corresponding infrastructure cost of saving product, has improved continuity and the reliability of temperature protection.
Accompanying drawing explanation
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to be illustrated more clearly in the technical solution of the utility model, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, accompanying drawing in description is only corresponding to specific embodiments more of the present utility model, to those skilled in the art, do not paying under the prerequisite of creative work, in needs, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the liquid heater of application the utility model temperature control equipment;
Fig. 2 is the plan structure schematic diagram of the utility model temperature control equipment preferred embodiment;
Fig. 3 be the utility model preferred embodiment temperature control equipment electric connector look up structural representation;
Fig. 4 is cross-sectional view before the utility model preferred embodiment temperature control equipment does not move after two heat-sensitive actuating devices are installed;
Cross-sectional view after Fig. 5 to be the utility model preferred embodiment temperature control equipment be heated after two heat-sensitive actuating devices are installed action;
Fig. 6 is that the utility model preferred embodiment temperature control equipment does not have the cross-sectional view before action after hot melt action component is installed;
Fig. 7 is that the utility model preferred embodiment temperature control equipment hot melt action component is subject to the cross-sectional view after abnormal high temperature action.
Embodiment
In order to elaborate the utility model, be to reach predetermined technique object and the technical scheme taked, below in conjunction with the accompanying drawing in the utility model embodiment, to the technical scheme in the utility model embodiment, carry out clear, intactly describe, obviously, described embodiment is only part embodiment of the present utility model, rather than whole embodiment, and, do not paying under the prerequisite of creative work, technological means in embodiment of the present utility model or technical characterictic can be replaced, describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
Refer to Fig. 1, be depicted as the structural representation of the liquid heater of application combined type temperature control equipment of the present utility model.Liquid heater 100 comprises kettle body 10 and the base 30 coordinating with kettle body 10.The bottom of described kettle body 10 is provided with and passes warm device 20.Described biography temperature device 20 comprises heating board 201 and temperature control equipment 501.Described heating board 201 is arranged on the bottom surface of kettle body 10 diapires, in order to convert electric energy to heat energy and the diapire of kettle body 10 is conducted heat.Described temperature control equipment 501 is installed on heating board 201, coordinates separably described base 30.On described base 30, be provided with power supply body 502, in order to coordinate described temperature control equipment 501, thus with heating board 201 conductings.Power supply body 501 be connected with pin, with extraneous power supply (as socket) conducting.
Refer to Fig. 2 and Fig. 4, described temperature control equipment 501 comprises assembly fixture 6, heat-sensitive actuating device 2, set of switch contacts 4, actuating strut 5 and hot melt action component 3.
Described assembly fixture 6 comprises panel 601, the both sides of panel 601 are formed with lug boss 1, and lug boss 1 surface convexes with convex closure, and lug boss 1 surface offers connecting hole, by connecting hole, assembly fixture 6 is solidly connected to described heating board 201, described convex closure and described heating board 201 butts.
In conjunction with consulting Fig. 3, described heat-sensitive actuating device 2, set of switch contacts 4, actuating strut 5 and hot melt action component 3 are installed on described assembly fixture 6.And described heat-sensitive actuating device 2 is arranged in the through hole of described panel 601 with described hot melt action component 3.Described heat-sensitive actuating device 2 tops contact with heating board 201, and bottom is connected with described actuating strut 5.Described set of switch contacts 4 comprises the first movable contact spring 41 and the second movable contact spring 42; Described the first movable contact spring 41 and the second movable contact spring 42 be installed on assembly fixture 6 each other elasticity butt and elastic returning direction identical.
Described actuating strut 5 one end contact with described heat-sensitive actuating device 2, the other end and described the first movable contact spring 41 butts.Described hot melt action component 3 one end contact with heating board 201, and the other end contacts with described the second movable contact spring 42.
On described assembly fixture 6, be provided with the first position-limit mechanism 61 and the second position-limit mechanism 62, described the first position-limit mechanism 61 limits the direction of motion of described actuating strut 5, thereby realizes the stroke in direction of motion that pushes to described the first movable contact spring 41.The start direction of the described molten action component 3 of described the second position-limit mechanism 62 restriction, thus the stroke of the second movable contact spring 42 in direction of action limited.
Refer to Fig. 4 and Fig. 5, during temperature control equipment normal operation of the present utility model, described actuating strut 5 supports and is connected with described the first movable contact spring 41, and described the first movable contact spring 41 is connected with described the second movable contact spring 42, forms a complete circuit; When the temperature of described biography temperature device 20 reaches described heat-sensitive actuating device 2 working temperature, described heat-sensitive actuating device 2 deforms and drives described actuating strut 5 to promote described the first movable contact spring 41 motions, the first movable contact spring 41 departs from described the second movable contact spring 42, so disconnect heater circuit, no longer continue heating.
Refer to Fig. 6 and Fig. 7, described hot melt action component 3 is not when receiving working temperature, hot melt action component 3 bottoms contact with described the second movable contact spring 42, described the first movable contact spring 41 contacts with described the second movable contact spring 42, described combined type passes warm device 20 and normally carries out work, when described combined type passes that warm device 20 temperature surpass that normal temperature reaches described heat-sensitive actuating device 2 working temperatures and described heat-sensitive actuating device 2 while not carrying out work, described biography temperature device 20 can continuous heating temperature continuation rising reach described hot melt action component 3 working temperatures, described hot melt action component 3 drives described the second movable contact spring 42 to upspring along driving force direction, to depart from and the contacting of described the first movable contact spring 41, and described the second movable contact spring 42 is subject to the restriction of described the second position-limit mechanism 62 to the stroke of upspringing of driving force direction, described the first movable contact spring 41 is upspring after described the second movable contact spring 42 bullets separate out contact simultaneously, and described the first movable contact spring 41 is subject to the restriction of described the first position-limit mechanism 61 to the stroke of upspringing of driving force direction, the stroke of upspringing of described the first movable contact spring 41 is less than the stroke of described the second movable contact spring 42.Thereby described the second movable contact spring 42 departs from after upspringing and being connected of described the first movable contact spring 41, and has disconnected the connecting circuit that described combined type passes warm device 20, no longer continues to heat.
Refer to Fig. 1, during described liquid heater 100 work, in kettle body, pack appropriate liquid to be heated into, described power access end 502 on described base 30 provides power supply input, when described heat-sensitive actuating device 2 senses predetermined temperature, described heat-sensitive actuating device 2 can deform and drive described actuating strut 5 to promote described the second movable contact spring 42 of described the first movable contact spring 41 disengaging to disconnect heater circuit, no longer continues heating.
The temperature of responding to when described heat-sensitive actuating device 2 surpasses working temperature, and described heat-sensitive actuating device 2 is not out of shape and promote described actuating strut 5 while carrying out work, described biography temperature device 20 can continuous heating temperature continuation rising reach described hot melt action component 3 working temperatures, now, described hot melt action component 3 drives described the second movable contact spring 42 to upspring, disengaging contacts with described the first movable contact spring 41, has disconnected the connecting circuit that described combined type passes warm device 20, no longer continues heating.
To sum up, biography temperature device 20 described in the utility model is compared tool with existing apparatus and is had the following advantages:
First, the utility model by the described heat-sensitive actuating device of work capable of circulation under common high temperature 2 with on abnormal high temperature once the described hot melt action component 3 of sexual act be incorporated in a described set of switch contacts 4.Meanwhile, because described heat-sensitive actuating device 2 and described hot melt action component 3, described set of switch contacts 4 positions are nearer, thereby temperature-sensitive reliability and the accuracy of described heat-sensitive actuating device 2 and described hot melt action component 3 have been guaranteed.
Secondly, described heat-sensitive actuating device 2 is incorporated in a described set of switch contacts 4 with described hot melt action component 3, has simplified product structure, the corresponding infrastructure cost of saving product.
Again, by described heat-sensitive actuating device 2 with on abnormal high temperature once the described hot melt action component 3 of sexual act be incorporated in a described set of switch contacts 4, this integration makes described heat-sensitive actuating device 2 be arranged in a described set of switch contacts 4 with described hot melt action component 3, namely on the electrode of power supply, make another extremely other energising demand can be set arbitrarily, improved compatibility and the possibility of the function upgrading of product.
The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet not in order to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be not depart from technical solutions of the utility model content, according to technical spirit of the present utility model
Within spirit of the present utility model and principle, any simple modification that above embodiment is done, be equal to and replace and improve etc., within all still belonging to the protection domain of technical solutions of the utility model.
Claims (10)
1. a combined type temperature control equipment, be arranged on the heating board of a liquid heater bottom, it is characterized in that: described combined type temperature control equipment comprises assembly fixture, and be assemblied in the heat-sensitive actuating device on assembly fixture, hot melt action component, set of switch contacts, actuating strut, described heat-sensitive actuating device one end is connected with described heating board, the other end connects described actuating strut, described set of switch contacts comprises the first movable contact spring and second movable contact spring of elasticity butt, described actuating strut one end connects described heat-sensitive actuating device, the first movable contact spring described in other end butt, described hot melt action component one end contacts with described heating board, the other end contacts with described the second movable contact spring, described the first movable contact spring is identical with the elastic drive direction of described the second movable contact spring.
2. combined type temperature control equipment according to claim 1, it is characterized in that: on described assembly fixture, be provided with the first position-limit mechanism, described the first position-limit mechanism limits direction of motion and the stroke of described actuating strut, thereby realize actuating strut described the first movable contact spring is pushed to direction and stroke.
3. combined type temperature control equipment according to claim 1, it is characterized in that: on described assembly fixture, be provided with the second position-limit mechanism, start direction and the stroke of the described molten action component of the second position-limit mechanism restriction, thus described molten action component is to the direction of action of the second movable contact spring and stroke.
4. combined type temperature control equipment according to claim 1, is characterized in that: described assembly fixture comprises panel, and the both sides of panel are formed with lug boss, and lug boss surface convexes with convex closure, described convex closure and described heating board butt.
5. combined type temperature control equipment according to claim 4, is characterized in that: described lug boss surface offers connecting hole, by connecting hole, assembly fixture is solidly connected to described heating board.
6. combined type temperature control equipment according to claim 4, is characterized in that: described heat-sensitive actuating device and described hot melt action component are arranged in the through hole of described panel.
7. temperature control equipment according to claim 1, is characterized in that, the operating temperature setting of described hot melt action component is higher than the operating temperature of described heat-sensitive actuating device.
8. a liquid heater, is characterized in that, comprises kettle body and in order to coordinate the base of kettle body, and described kettle body bottom is provided with the temperature control equipment as described in any one in claim 1 to 7.
9. liquid heater according to claim 8, is characterized in that, is provided with power supply body on described base, in order to coordinate the electric connector of described temperature control equipment.
10. liquid heater according to claim 8, is characterized in that, the heating board of described temperature control equipment is arranged on the bottom surface of kettle body diapire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320414214.4U CN203422682U (en) | 2013-07-11 | 2013-07-11 | Combined temperature control device and liquid heater using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320414214.4U CN203422682U (en) | 2013-07-11 | 2013-07-11 | Combined temperature control device and liquid heater using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203422682U true CN203422682U (en) | 2014-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320414214.4U Expired - Fee Related CN203422682U (en) | 2013-07-11 | 2013-07-11 | Combined temperature control device and liquid heater using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203422682U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104281171A (en) * | 2013-07-11 | 2015-01-14 | 佛山市顺德区凯恒电机有限公司 | Combined temperature control device and liquid heater with same |
-
2013
- 2013-07-11 CN CN201320414214.4U patent/CN203422682U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104281171A (en) * | 2013-07-11 | 2015-01-14 | 佛山市顺德区凯恒电机有限公司 | Combined temperature control device and liquid heater with same |
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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 |
Granted publication date: 20140205 Termination date: 20170711 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |