CN203923752U - A kind of electric iron temperature controller - Google Patents
A kind of electric iron temperature controller Download PDFInfo
- Publication number
- CN203923752U CN203923752U CN201420287808.8U CN201420287808U CN203923752U CN 203923752 U CN203923752 U CN 203923752U CN 201420287808 U CN201420287808 U CN 201420287808U CN 203923752 U CN203923752 U CN 203923752U
- Authority
- CN
- China
- Prior art keywords
- push rod
- overheat protector
- protector push
- electric iron
- connecting portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 44
- 230000001012 protector Effects 0.000 claims abstract description 131
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 125000006850 spacer group Chemical group 0.000 claims description 37
- 238000009434 installation Methods 0.000 claims description 21
- 229910052573 porcelain Inorganic materials 0.000 claims description 20
- 230000003068 static effect Effects 0.000 claims description 16
- 241000209094 Oryza Species 0.000 claims description 12
- 235000007164 Oryza sativa Nutrition 0.000 claims description 12
- 235000009566 rice Nutrition 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000004323 axial length Effects 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 description 23
- 229910052751 metal Inorganic materials 0.000 description 23
- 238000000034 method Methods 0.000 description 9
- 238000012423 maintenance Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Fuses (AREA)
Abstract
The utility model relates to a kind of electric iron temperature controller, the in the situation that at electric iron, overheated and bimetal leaf (10) temperature control losing efficacy, overheat protector push rod (12) can produce action and disconnect electrically contacting of lower safety plate (62) and the sheet of insuring (61), avoid that electric iron is overheated to be burnt out, described overheat protector push rod (12) comprises upper limit top (12a), middle slide bar connecting portion (12b), lower limit bottom (12c), the bottom of overheat protector push rod (12) directly coordinates with electric iron heatable soleplate, after overheat protector push rod (12) is installed in locating ring (18a), the notch size that sealing (18b) is installed is less than the radial dimension of middle slide bar connecting portion (12b).
Description
Technical field
The utility model relates to a kind of thermoswitch device, relates in particular to a kind of electric iron temperature controller.
Background technology
At present, general temperature controller is especially applied to the temperature controller in the household appliances such as electric iron, for security consideration all has overheat protector safeties.Temperature controller generally comprises joint pin, spiral register, register stator, some porcelain rings, input chip, the sheet of insuring, lower safety plate, movable contact spring, static contact, output chip, bimetal leaf, porcelain rice, meltability metal derby and overheat protector push rod, described register stator, some porcelain rings, input chip, the sheet of insuring, lower safety plate, movable contact spring, static contact, output chip and bimetal leaf are installed on joint pin, on described joint pin, be also provided with overheat protector push rod spacer, described overheat protector push rod spacer is provided with locating ring, overheat protector push rod can be limited to operating position by overheat protector push rod spacer through the through hole of locating ring up and downly, described spiral register is arranged on register stator, one end of described porcelain rice and movable contact spring butt, the other end of porcelain rice and bimetal leaf butt, the upper end of described overheat protector push rod holds lower safety plate, lower end coordinates with a meltability metal derby, described lower safety plate is subject to the support of overheat protector push rod and meltability metal derby to electrically contact normally closed connection with the sheet of insuring, and under movable contact spring and static contact butt state, input chip, the sheet of insuring, lower safety plate, movable contact spring, static contact and output chip conducting, the in the situation that at electric iron, overheated and bimetal leaf temperature control losing efficacy, the fusing of meltability metal derby is fallen overheat protector push rod, and lower safety plate disconnects with the sheet of insuring, and avoids that electric iron is overheated to be burnt out.Existing overheat protector push rod is made up of ceramic material, there is cost higher, be difficult for processing, the shortcoming that in production and application process, easy fracture damages, especially there is in use different high and low temperature environment variations in temperature more easily to produce fracture damage, this overheat protector push rod also must be used in conjunction with and could produce protection effect with meltability metal derby, and fix meltability metal derby and make overheat protector push rod reliably and metal derby aligned position for reliable, must in electric iron heatable soleplate, process metal derby accommodating cavity, metal derby just can be placed in the bottom aligned fit work of settling position reliable and overheat protector push rod, for prevent metal derby use time in accommodating cavity, drop out potential safety hazards such as causing fire, also in order to allow metal derby and the laminating of accommodating cavity inwall closely, and ensure that metal derby self has qualified tightness not have obvious gap and air cavity, must be with specific purpose tool punching press after metal derby is put in accommodating cavity solid and rush smooth upper surface, also to guarantee that the upper surface that metal derby coordinates with overheat protector push rod can not be too high or too low.In addition electric iron of the prior art produces after overheat protector because the metal derby in overheated temperature controller melts; electric iron need to dig out, clean out accommodating cavity by the metal derby after fusing and put into appropriate metal derby again and use instrument punching press solid in the time of maintenance, and maintenance link is also very inconvenient.In prior art, electric iron temperature controller, producing, transporting and be installed in electric iron process, also exists overheat protector push rod easily from the locating ring through hole of spacer, to deviate to cause the weak point of parts disappearance.
Summary of the invention
The purpose of this utility model is the defect existing for prior art, provides that a kind of cost is lower, simple in structure, production, transport, installation, maintenance is all relatively easily convenient, and the electric iron temperature controller that obviously improves of security reliability.
For achieving the above object, the utility model adopts following technical proposals: a kind of electric iron temperature controller, comprises joint pin, spiral register, register stator, some porcelain rings, input chip, the sheet of insuring, lower safety plate, movable contact spring, static contact, output chip, bimetal leaf, porcelain rice and overheat protector push rod, described register stator, some porcelain rings, input chip, the sheet of insuring, lower safety plate, movable contact spring, static contact, output chip and bimetal leaf are installed on joint pin, described spiral register is arranged on register stator, one end of described porcelain rice and movable contact spring butt, the other end of porcelain rice and bimetal leaf butt, the upper end of described overheat protector push rod holds lower safety plate, described lower safety plate is subject to the support of overheat protector push rod to electrically contact normally closed connection with the sheet of insuring, and under movable contact spring and static contact butt state, input chip, the sheet of insuring, lower safety plate, movable contact spring, static contact and output chip conducting, the in the situation that at electric iron, overheated and bimetal leaf temperature control losing efficacy, overheat protector push rod can produce action and disconnect electrically contacting of lower safety plate and the sheet of insuring, avoid that electric iron is overheated to be burnt out, on described joint pin, be also provided with overheat protector push rod spacer, described overheat protector push rod spacer is provided with locating ring, overheat protector push rod can be limited to operating position by overheat protector push rod spacer through the through hole of locating ring up and downly, and described overheat protector push rod comprises upper limit top, middle slide bar connecting portion, lower limit bottom, wherein the radial dimension of upper limit top and lower limit bottom is greater than the internal diameter of the locating ring through hole of overheat protector push rod spacer, in the middle of overheat protector push rod, the radial dimension of slide bar connecting portion is less than the internal diameter of the locating ring through hole of overheat protector push rod spacer, overheat protector push rod each several part forms by the fusible nonmetallic materials of excess temperature of insulation, one section of push rod of the close bottom of overheat protector push rod is excess temperature fusing protection section, the bottom of overheat protector push rod directly coordinates with electric iron heatable soleplate, the locating ring of overheat protector push rod spacer is provided with an installation sealing, the thinner middle slide bar connecting portion of overheat protector push rod is installed in the through hole of locating ring of overheat protector push rod spacer by this installation sealing after, the notch size that sealing is installed is less than the radial dimension of the middle slide bar connecting portion of overheat protector push rod.
The notch size that limits installation sealing in technical scheme noted earlier after overheat protector push rod is assembled in locating ring through hole can use multiple usual manner to realize, as first method the two-port of the installation sealing of this locating ring mutually aim at, sealing is installed in the time that overheat protector push rod packs into can be opened by elasticity, overheat protector push rod packs the elastic recovery of rear installation sealing into, or the i.e. two-port local buckling of the installation sealing of this locating ring of second method, make the breach that sealing is installed can pack smoothly overheat protector push rod into, the installation sealing local buckling that overheat protector push rod packs rear locating ring into is flattened and restores by cramping instrument, or Third Way be the overheat protector push rod installation sealing that packs rear locating ring into breach the External Force Acting reason of clamping tool press down tighten little, or adopt some other settling mode, as long as can dwindle the notch size of installation sealing all can select flexibly.
Adopt the electric iron temperature controller of such scheme, because described overheat protector push rod comprises upper limit top, middle slide bar connecting portion, lower limit bottom, wherein the radial dimension of upper limit top and lower limit bottom is greater than the internal diameter of the locating ring through hole of overheat protector push rod spacer, in the middle of overheat protector push rod, the radial dimension of slide bar connecting portion is less than the internal diameter of the locating ring through hole of overheat protector push rod spacer, overheat protector push rod each several part forms by the fusible nonmetallic materials of excess temperature of insulation, one section of push rod of the close bottom of overheat protector push rod is excess temperature fusing protection section, the bottom of overheat protector push rod directly coordinates with electric iron heatable soleplate, the major technique implication that the bottom of the overheat protector push rod here directly coordinates with electric iron heatable soleplate refers between the bottom of overheat protector push rod and electric iron heatable soleplate and is no longer provided with meltability metal derby, therefore guaranteeing to disconnect in the time that bimetal leaf temperature control lost efficacy under the prerequisite that heater circuit plays secondary overheat protector function, the temperature controller that the utility model provides can allow to be installed to no matter be that heatable soleplate has accommodating cavity or do not have on the electric iron of accommodating cavity, applicable surface is obviously wider, though be applied on any class electric iron, all need not place fusible metal derby more need not stamping procedure, structure is obviously simplified, also give and produce, installation brings a lot of facilities.Even if temperature controller overheat protector push rod local melting started after secondary overheat protector in the time that bimetal leaf loses efficacy; metal derby after this temperature controller and electric iron heatable soleplate not only need not be cleared up fusing in the time of maintenance; after fusing protection section local melting due to overheat protector push rod bottom, be that the local chap of overheat protector push rod shortens; overheat protector push rod is also still an entirety; the overheat protector push rod entirety of local melting need only be taken off; reinstalling a new overheat protector push rod just can; convenient just as changing fuse, also bring obvious convenience therefore to maintenance.In electric iron use procedure, in the multiple links that stand up or shake, can not produce in similar prior art the loosening or metal derby of metal derby and drop out the problem that causes temperature controller to lose efficacy or cause potential safety hazard from accommodating cavity because keeping flat, thereby reliability and the security that can obviously improve temperature controller.In addition, use the electric iron heatable soleplate of the utility model temperature controller that the accommodating cavity of certain depth can be set, electric iron heatable soleplate allows to design more thinnerly, produces smaller and more exquisite, frivolous electric iron thereby be convenient to design.Be compared to ceramic overheat protector push rod of the prior art, meltability metal derby and corresponding three parts of accommodating cavity; can as a whole working of plastics overheat protector push rod in temperature controller of the present utility model, in fact three parts of the prior art and three kinds of materials have rationally been substituted by a simple components of the present utility model and a kind of material.Except foregoing technique effect, also illustrate that the technical solution of the utility model effectively overcomes or broken through the inherent technology pattern of temperature controller second protection in the past, although simply there is non-obvious feature.Due to the upper limit top of overheat protector push rod, middle slide bar connecting portion, lower limit bottom is set with respect to the specific dimensions relation of locating ring, make the overheat protector push rod of electric iron temperature controller guarantee producing, transport and install and use in each link can from the locating ring through hole of spacer, not deviate from, let alone overheat protector push rod can be lost, the locating ring of foregoing overheat protector push rod spacer is provided with an installation sealing, and the thinner middle slide bar connecting portion of overheat protector push rod is installed in the through hole of locating ring of overheat protector push rod spacer by this installation sealing after, the notch size that sealing is installed is less than the radial dimension of the middle slide bar connecting portion of overheat protector push rod, make overheat protector push rod be assembled in locating ring through hole than being easier to operation, the notch size that overheat protector push rod is seated rear restriction installation sealing makes overheat protector push rod can not from locating ring through hole, axially deviate from from locating ring through hole, radially to deviate from.In sum, the utility model has overcome various technological deficiency of the prior art, has many-sided beneficial effect.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the perspective view of a kind of embodiment of a kind of electric iron temperature controller of the utility model.
Fig. 2 is the structural representation of facing of Fig. 1.
Fig. 3 be in Fig. 1 spacer face structural representation.
Fig. 4 is a kind of structural representation of facing of overheat protector push rod.
Fig. 5 is the structural representation of facing of another kind of overheat protector push rod.
Detailed description of the invention
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, the utility model provides a kind of electric iron temperature controller, comprises joint pin 1, spiral register 2, register stator 3, some porcelain rings 4, input chip 5, the sheet 61 of insuring, lower safety plate 62, movable contact spring 7, static contact 8, output chip 9, bimetal leaf 10, porcelain rice 11, with overheat protector push rod 12, described register stator 3, some porcelain rings 4, input chip 5, the sheet 61 of insuring, lower safety plate 62, movable contact spring 7, static contact 8, output chip 9 and bimetal leaf 10 are installed on joint pin 1, described spiral register 2 is arranged on register stator 3, one end of described porcelain rice 11 and movable contact spring 7 butts, the other end of porcelain rice 11 and bimetal leaf 10 butts, the upper end of described overheat protector push rod 12 holds lower safety plate 62, described lower safety plate 62 is subject to 12 supports of overheat protector push rod to electrically contact normally closed connection with the sheet 61 of insuring, and under movable contact spring 7 and static contact 8 butt states, input chip 5, the sheet 61 of insuring, lower safety plate 62, movable contact spring 7, static contact 8 and output chip 9 conductings, the in the situation that at electric iron, overheated and bimetal leaf 10 temperature controls losing efficacy, overheat protector push rod 12 can produce action and disconnect electrically contacting of lower safety plates 62 and the sheet 61 of insuring, and avoids that electric iron is overheated to be burnt out, here need explanation a bit, i.e. Fig. 1, what in Fig. 2, show is that temperature controller is in not installment state, electrically contacts, as just in time contrary in mounted duty so insure sheet 61 and lower safety plate 62 is not wherein spaced from each other.On described joint pin 1, be also provided with overheat protector push rod spacer 18, described overheat protector push rod spacer 18 is provided with locating ring 18a, overheat protector push rod 12 can be limited to operating position by overheat protector push rod spacer 18 through the through hole of locating ring 18a up and downly, described overheat protector push rod 12 comprises upper limit top 12a, middle slide bar connecting portion 12b, lower limit bottom 12c, wherein the radial dimension of upper limit top 12a and lower limit bottom 12c is greater than the internal diameter of the locating ring 18a through hole of overheat protector push rod spacer 18, in the middle of overheat protector push rod 12, the radial dimension of slide bar connecting portion 12b is less than the internal diameter of the locating ring 18a through hole of overheat protector push rod spacer 18, overheat protector push rod 12 each several parts form by the fusible nonmetallic materials of excess temperature of insulation, one section of push rod of the close bottom of overheat protector push rod 12 is excess temperature fusing protection section, the bottom of overheat protector push rod 12 directly coordinates with electric iron heatable soleplate, the locating ring 18a of overheat protector push rod spacer 18 is provided with an installation sealing 18b, the thinner middle slide bar connecting portion 12b of overheat protector push rod 12 is installed in the through hole of locating ring 18a of overheat protector push rod spacer 18 by this installation sealing 18b after, the notch size that sealing 18b is installed is less than the radial dimension of the middle slide bar connecting portion 12b of overheat protector push rod 12, wherein spacer 18 is installed on joint pin 1 by its installing hole 18c, the middle slide bar connecting portion 12b of overheat protector push rod 12 is installed in the through hole of locating ring 18a by sealing 18b is installed.From the description of embodiment, the utility model has obviously effectively overcome various technological deficiency of the prior art.
On the basis of embodiment noted earlier, shown in Fig. 5, the middle slide bar connecting portion 12b of overheat protector push rod 12 is provided with thin neck section 12d, in the middle of the radial dimension of thin neck section 12d is less than, other of slide bar connecting portion 12b is compared with the radial dimension of coarse position, the axial length of the thin neck section 12d of middle slide bar connecting portion 12b is more than or equal to the thickness of overheat protector push rod spacer 18, the thinner thin neck section 12d of overheat protector push rod 12 is installed in the through hole of locating ring 18a of overheat protector push rod spacer 18 by this installation sealing 18b after, the notch size that sealing 18b is installed is less than the radial dimension of overheat protector push rod 12 thin neck section 12d, further design like this can make the middle slide bar connecting portion 12b of the relative overheat protector push rod 12 of installation sealing 18b of spacer 18 smaller, can more stably locate overheat protector push rod 12.
As shown in Figure 4, Figure 5; in electric iron temperature controller provided by the utility model, overheat protector push rod 12 comprises upper limit top 12a, middle slide bar connecting portion 12b, lower limit bottom 12c can be by the disposable injection molded of the insulation fusible plastic material of excess temperature; it is the more feasible effective scheme of one; simple in structure, cost is low, effective; but if any the demand of specific occasion; several parts of overheat protector push rod 12 also can select different materials to be combined into an overall overheat protector push rod 12, also can realize the purpose of this utility model.
Claims (3)
1. an electric iron temperature controller, comprise joint pin (1), spiral register (2), register stator (3), some porcelain rings (4), input chip (5), the sheet (61) of insuring, lower safety plate (62), movable contact spring (7), static contact (8), output chip (9), bimetal leaf (10), porcelain rice (11), with overheat protector push rod (12), described register stator (3), some porcelain rings (4), input chip (5), the sheet (61) of insuring, lower safety plate (62), movable contact spring (7), static contact (8), output chip (9) and bimetal leaf (10) are installed on joint pin (1), described spiral register (2) is arranged on register stator (3), one end of described porcelain rice (11) and movable contact spring (7) butt, the other end of porcelain rice (11) and bimetal leaf (10) butt, the upper end of described overheat protector push rod (12) holds lower safety plate (62), described lower safety plate (62) is supported with the sheet of insuring (61) by overheat protector push rod (12) to electrically contact normally closed connection, and under movable contact spring (7) and static contact (8) butt state, input chip (5), the sheet (61) of insuring, lower safety plate (62), movable contact spring (7), static contact (8) and output chip (9) conducting, the in the situation that at electric iron, overheated and bimetal leaf (10) temperature control losing efficacy, overheat protector push rod (12) can produce action and disconnect electrically contacting of lower safety plate (62) and the sheet of insuring (61), avoid that electric iron is overheated to be burnt out, on described joint pin (1), be also provided with overheat protector push rod spacer (18), described overheat protector push rod spacer (18) is provided with locating ring (18a), overheat protector push rod (12) can be limited to operating position by overheat protector push rod spacer (18) through the through hole of locating ring (18a) up and downly, it is characterized in that: described overheat protector push rod (12) comprises upper limit top (12a), middle slide bar connecting portion (12b), lower limit bottom (12c), wherein the radial dimension of upper limit top (12a) and lower limit bottom (12c) is greater than the internal diameter of locating ring (18a) through hole of overheat protector push rod spacer (18), in the middle of overheat protector push rod (12), the radial dimension of slide bar connecting portion (12b) is less than the internal diameter of locating ring (18a) through hole of overheat protector push rod spacer (18), overheat protector push rod (12) each several part forms by the fusible nonmetallic materials of excess temperature of insulation, one section of push rod of the close bottom of overheat protector push rod (12) is excess temperature fusing protection section, the bottom of overheat protector push rod (12) directly coordinates with electric iron heatable soleplate, the locating ring (18a) of overheat protector push rod spacer (18) is provided with an installation sealing (18b), the thinner middle slide bar connecting portion (12b) of overheat protector push rod (12) is installed in the through hole of locating ring (18a) of overheat protector push rod spacer (18) by this installation sealing (18b) after, the notch size that sealing (18b) is installed is less than the radial dimension of the middle slide bar connecting portion of overheat protector push rod (12) (12b).
2. a kind of electric iron temperature controller according to claim 1, it is characterized in that: the middle slide bar connecting portion (12b) of overheat protector push rod (12) is provided with thin neck section (12d), the radial dimension of thin neck section (12d) be less than in the middle of slide bar connecting portion (12b) other compared with the radial dimension of coarse position, the axial length of the thin neck section (12d) of middle slide bar connecting portion (12b) is more than or equal to the thickness of overheat protector push rod spacer (18), the thinner thin neck section (12d) of overheat protector push rod (12) is installed in the through hole of locating ring (18a) of overheat protector push rod spacer (18) by this installation sealing (18b) after, the notch size that sealing (18b) is installed is less than the radial dimension of overheat protector push rod (12) thin neck section (12d).
3. a kind of electric iron temperature controller according to claim 1 and 2, is characterized in that: described overheat protector push rod (12) comprises that upper limit top (12a), middle slide bar connecting portion (12b), lower limit bottom (12c) are by the disposable injection molded of the insulation fusible plastic material of excess temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287808.8U CN203923752U (en) | 2014-05-30 | 2014-05-30 | A kind of electric iron temperature controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287808.8U CN203923752U (en) | 2014-05-30 | 2014-05-30 | A kind of electric iron temperature controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203923752U true CN203923752U (en) | 2014-11-05 |
Family
ID=51819607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420287808.8U Expired - Lifetime CN203923752U (en) | 2014-05-30 | 2014-05-30 | A kind of electric iron temperature controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203923752U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105200753A (en) * | 2014-05-30 | 2015-12-30 | 浙江家泰电器制造有限公司 | Temperature controller for electric iron |
-
2014
- 2014-05-30 CN CN201420287808.8U patent/CN203923752U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105200753A (en) * | 2014-05-30 | 2015-12-30 | 浙江家泰电器制造有限公司 | Temperature controller for electric iron |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |