WO2016125343A1 - サーマルプロテクタ - Google Patents
サーマルプロテクタ Download PDFInfo
- Publication number
- WO2016125343A1 WO2016125343A1 PCT/JP2015/079487 JP2015079487W WO2016125343A1 WO 2016125343 A1 WO2016125343 A1 WO 2016125343A1 JP 2015079487 W JP2015079487 W JP 2015079487W WO 2016125343 A1 WO2016125343 A1 WO 2016125343A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- thermal protector
- contact
- movable plate
- movable
- plate surface
- Prior art date
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/60—Means for producing snap action
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
- H01H2037/5481—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting the bimetallic snap element being mounted on the contact spring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/012—Household appliance
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/044—High voltage application
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
- H01H37/5418—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting using cantilevered bimetallic snap elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
- H01H37/5427—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting encapsulated in sealed miniaturised housing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/46—Means for extinguishing or preventing arc between current-carrying parts using arcing horns
Definitions
- the present invention relates to a thermal protector incorporated in an electrical appliance that generates hot air, and more particularly to a thermal protector that prevents an adverse effect on the surrounding member of an arc generated between contacts when the electrical contacts are opened.
- a thermal protector which is incorporated in a hot air generator such as a hair dryer, a fan heater, and a popcorn machine to open and close a contact.
- a thermal protector is integrally provided with a bimetal as a thermally responsive element in order to prevent overheating of the hot air generator.
- the movable contact is forcibly opened from the fixed contact when there is no wind, and a movable wind vane is provided which allows the movable contact to be free when it receives wind of a predetermined flow rate.
- a wind detection switch that opens the contacts and shuts off the current due to the thermal response of the bimetal against heating by heating the heater by the contact contact only when a heat generation occurs, and a warm air blower and a hair using this A dryer has been proposed. (For example, refer to patent document 1.)
- the movable contact and the fixed contact are surrounded by an enclosure. It is said that it is possible to prevent the contact failure of the contact by preventing dust, cotton dust and the like from invading the part.
- the hair dryer when the hair dryer is set to be used with a current as full as possible of the power supply wiring, a large air flow rate is required to set a quantity of heat of, for example, 1500 W to be blown out as warm air.
- it is general to reduce the cross-sectional area at the outlet of the hair dryer to increase the flow velocity.
- the thermal protector When a thermal protector is attached to the inside of such a hair dryer, the thermal protector is usually fixed to a heat-resistant insulating plate such as a mica insulating plate by caulking with a nichrome wire which is a heating element. And it is electrically connected.
- a heat-resistant insulating plate such as a mica insulating plate by caulking with a nichrome wire which is a heating element. And it is electrically connected.
- the nichrome wire is spirally wound around the outer edge of the mica insulating plate radially formed in the cross direction or the hexagonal direction to form a heat generating portion, and the spiral internal space becomes a flow path of hot air.
- the thermal protector is disposed in the hot air flow path and connected in series with the nichrome wire in the wiring and attached to the mica insulating plate.
- the hair dryer may be in an abnormal state. For example, when the air volume decreases and the internal temperature rises abnormally, or when using a product that can switch the voltage on the assumption that it is used overseas, for example, the voltage is incorrectly selected and set to a low voltage and used at a high voltage Abnormal heat generation etc.
- the thermal protector is activated to interrupt the current supply to the nichrome wire to stop the heat generation, and to shift the dryer to a safe state.
- the switch structure such as a bimetal or a contact is disposed in an exposed state.
- the thermal protector is disposed near the radial center (root) of the cross direction or the hexagonal direction of the mica insulating plate in order to secure an appropriate insulation distance from the nichrome wire.
- the bimetal reverses and lifts the movable plate to open the contacts and interrupt the current.
- a thermal protector changes in the attachment position by the structure of a hair dryer etc., it is often arrange
- the breaking arc is not limited only to the inside of the thermal protector, and for example, the wind may jump the arc from the movable contact which jumps momentarily when the contact is opened to the nichrome wire in the vicinity. This is likely to occur when the difference between the potential of the movable plate and the potential of the nichrome wire is large.
- the breaking arc caused by the current breaking in the large current and the large air volume of the thermal protector causes various problems when jumping to the conductive portion other than the contact point.
- the movable contact and the fixed contact are surrounded by an enclosure, so that not only dust can be prevented from entering but also arcs can be prevented from jumping to conductive parts other than the contacts. it is conceivable that.
- thermal protector in which a member such as a movable wind wing as large as the switch main body is attached at a right angle to the switch main body, it can not be installed in a narrow and small arrangement space.
- the thermal protector disposed in the hot air flow path is, as described above, at a place as far as possible from the nichrome wire, that is, at the radial root of the mica insulating plate It is necessary to arrange.
- thermal protector since there are many restrictions on the size and position of the space in which the thermal protector is disposed, it is suitable for an electrical appliance that generates a large flow of hot air using a large current that easily generates a breaking arc, that is, the jump of the arc. Constructing a thermal protector to prevent
- the present invention solves the above-mentioned conventional problems, and is a thermal protector incorporated in an electrical appliance generating hot air and preventing an adverse effect of an arc generated between contacts when the electrical appliance contacts open on a surrounding member Intended to provide.
- the thermal protector of the present invention is a thermal protector which is disposed and used in a hot air flow path of an electric appliance for generating hot air, and which opens and closes an electric circuit of the electric appliance.
- a fixed contact connected to a first terminal connected to a circuit, a movable contact arranged at a position facing the fixed contact, a bimetal reversing the direction of warping with a set temperature as a boundary, and the bimetal
- the movable contact is fixed at one end, and the other end is connected to a second terminal connected to another external circuit so as to contact the movable contact with the fixed contact by an elastic force, and is cantilevered at the holding portion of the base
- a side of the movable plate from the center portion of the movable plate to the tip end side in the vicinity of the movable plate in which the movable contact is disposed, the plate is bent at a predetermined angle from the plate surface of the movable plate.
- formed bent plate surface configured to have
- a flow straightening plate portion with a bent plate surface erected at a predetermined angle on the surface of the movable plate is provided on the side of the movable plate.
- FIG. 6 is a cross-sectional view showing a state before operation of the thermal protector according to the first embodiment.
- FIG. 6 is a cross-sectional view showing a state after operation of the thermal protector according to the first embodiment.
- FIG. 7 is an external perspective view showing a modified example 1 of the thermal protector according to the first embodiment. It is an external appearance perspective view which shows the modification 2 of the thermal protector which concerns on Example 1.
- FIG. 7 is a cross-sectional view showing a state before operation of the thermal protector according to the second embodiment.
- FIG. 7 is a cross-sectional view showing a state after operation of the thermal protector according to the second embodiment.
- FIG. 13 is an external perspective view showing Modification Example 1 of the thermal protector according to Embodiment 2.
- FIG. 18 is an external perspective view showing Modification Example 2 of the thermal protector according to Embodiment 2.
- FIG. 1A is an external perspective view of the thermal protector 1 according to Example 1 of the present invention
- FIG. 1B is a cross-sectional view showing a state before operation as its normally closed contact
- FIG. 1C is a contact open state after its operation It is sectional drawing which shows.
- the thermal protector 1 is a thermal response switch which is disposed and used in the flow path of the hot air of the electric appliance for generating the hot air to open and close the electric circuit of the electric appliance. And when it is used for the hair drier etc. which generate
- the thermal protector 1 of Example 1 is equipped with the rectangular base 2 which consists of insulating synthetic resin.
- a first terminal 3 for connecting to an external circuit (not shown) is fixed to the lower left end in the longitudinal direction of the base 2 and a second terminal for connecting to another external circuit (not shown) is also fixed to the lower right end.
- the terminal 4 of 2 is fixed.
- the first terminal 3 is so shaped that the end fixed to the base 2 is exposed at the bottom of the dug portion 5 formed on the upper surface near the left end of the base 2. It is integrally formed with the stand 2.
- a fixed contact 6 is fixed to the exposed portion of the first terminal 3 on the bottom surface of the indented portion 5.
- the end of the second terminal 4 fixed to the right end of the base 2 is bent in two steps up and down, and the final end becomes the terminal exposed portion 4-1 at the upper end of the right end of the base 2 It is exposed.
- the fixed end 8-1 of the movable plate 8 and the fixed end 9-1 of the bimetal 9 overlap and are fixed to the terminal exposed portion 4-1 by the fixing bracket 7 having a T-shaped cross section.
- the movable plate 8 in this example a material that is a good conductor of electricity and is an elastic body is preferable, and a general copper alloy for spring is used. As described above, the movable plate 8 is fixed to the right end of the second terminal 4 and the right end of the base 2 via the fixing bracket 7 in a cantilever manner and held.
- the movable contact 11 is fixed to the lower surface of the free end 8-2 of the movable plate 8 corresponding to the left end of the base 2 at a position facing the fixed contact 6.
- the bimetal 9 has a shape superimposed on the movable plate 8.
- the fixed end 9-1 on the right side is fixed in a cantilevered manner to the right end of the base 2 via the fixing bracket 7 as described above
- the left free end is engaged with the free end 8-2 of the movable plate 8 corresponding to the left end of the base 2.
- the engagement between the bimetal 9 and the movable plate 8 is performed under the bending portion of the bimetal engaging claw 12 formed by cutting, causing, and bending the movable plate 8 at a position behind the movable contact 11.
- the free end of the bimetal 9 is formed by being inserted.
- the bimetal 9 is a thermally responsive element which reverses the warping direction with a preset temperature as a boundary.
- the reverse direction of the bimetal 9 shown in FIG. 1B is a direction that is convex toward the outside of the thermal protector 1 (the upper side in FIG. 1B).
- the bimetal 9 is fixed in a cantilevered manner to the right end of the base 2 at the right end, and the whole is inverted in a convex shape outward, so the free end tip of the left side is movable
- the free end 8-2 of the plate 8 is urged so as to be pressed to the inside of the thermal protector 1 (downward in the drawing in FIG. 1B).
- the movable plate 8 presses the movable contact 11 into contact with the fixed contact 6 with an appropriate contact force by its elastic force. Since this thermal protector 1 is a normally closed switch, the state in which the movable contact 11 and the fixed contact 6 shown in FIG. 1B are in contact is a normal mode.
- the switch is in a state before operation. In this state, between the first terminal 3 and the second terminal 4, a state in which current from the external circuit can be conducted via the movable contact 11 and the fixed contact 6 is formed.
- the bimetal 9 thermally responds to the change of the ambient temperature to a predetermined high temperature. It is because it was reversed to concave shape upward from the state of time.
- partition walls 13 (13-1, 13-2) surrounding the arrangement portion of the movable contact 11 and the fixed contact 6 from three sides are provided.
- the partition wall 13 is formed as close to the fixed contact 6 and the movable contact 11 as possible within a range not inhibiting the contact operation of opening and closing of the fixed contact 6 and the movable contact 11.
- partition wall 13 is formed to be at least higher than the height of the fixed contact 6. That is, even in the case of relatively low partition walls 13-2 on both sides of three sides, it is formed higher than the height of the fixed contact 6.
- partition walls 13-1 in at least the central portion of three sides of partition wall 13 are higher than contact gap g between fixed contact 6 and movable contact 11 at the time of contact opening shown in FIG.
- the height is set so as not to exceed the height of the end of the end 8-2.
- the thermal protector does not have a member such as the partition 13 that restricts the inflow of the wind to the contact point, particularly if the wind direction is unstable and disturbed, the generated interrupting arc is at the contact point. Jumping to the opposite nichrome wire creates the possibility of melting the nichrome wire.
- the hair dryer has a blower at the rear end, and the propeller rotates at high speed with a motor to blow air inside.
- a flow straightening plate opposite to the swirling flow may be provided inside.
- the thermal protector 1 of this example when the thermal protector 1 of this example is disposed and used in an electric appliance that generates a large flow of hot air using a large current, for example, a flow of hot air such as a hair dryer, , It is premised that it is something which exerts further utility.
- the blocking arc may be blown by the wind and may be separated from the contact points and splashed to the surrounding current-carrying members.
- a bent plate surface 14 is formed which is bent at a predetermined angle (right angle in the example of FIGS. 1A, 1B and 1C).
- the bending plate surface 14 is formed by bending to the side where the movable contact 11 is disposed, the bending plate surface 14 is disposed with a constant gap so as not to contact the base 2. It is formed to be Further, the height of the bending plate surface 14 is set to a height that does not exceed about half of the width of the movable plate 8.
- the breaking arc generated between the contacts is not stretched by the wind, and therefore the breaking arc does not jump from the contact portion to the conductive portion other than the contact portion to cause a failure.
- both sides of the movable plate 8 can limit the inflow of wind to the contact portion.
- FIG. 2A is an external appearance perspective view showing a first modification of the thermal protector 1 according to the first embodiment, wherein the bending plate surface 14 is formed only on the left side as viewed in the direction of the free end 8-2 of the movable plate 8. It is a thing.
- FIG. 2B is an external perspective view showing the second modification, in which the bending plate surface 14 is formed only on the right side as viewed in the direction of the free end 8-2 of the movable plate 8.
- FIGS. 2A and 2B The configuration shown in FIGS. 2A and 2B is the same as that in FIGS. 1A, 1B and 1C except for the difference in the position where the bending plate surface 14 is formed. Only the necessary components are indicated by the same reference numerals as in FIGS. 1A, 1B, and 1C, and the other components are not numbered.
- the mounting direction of the thermal protector 1 ′ or 1 ′ ′ inside the hair dryer is the longitudinal direction of the base 2 with respect to the wind direction. Shows a configuration in which
- FIG. 3A is an external perspective view of the thermal protector 15 according to the second embodiment of the present invention
- FIG. 3B is a cross-sectional view showing a state before operation as a normally closed contact
- FIG. 3C is a contact open state after the operation It is sectional drawing which shows.
- FIGS. 3A, 3B, and 3C are the same as the configurations in FIGS. 1A, 1B, and 1C except for the difference in the direction of forming the bending plate surface 14. Because of this, only the components necessary for the description are shown with the same numbers as in FIG. 1A, FIG. 1B and FIG. 1C, and the numbering of the other components is omitted.
- the mounting direction of the thermal protector 15 inside the hair dryer is the same as the wind direction of the base 2 and the contact portion Consider the case where the end is facing the outlet.
- the wind direction of the hot air flowing near the contacts is parallel to the base 2, ie parallel to the longitudinal direction of the movable plate 8. It can rectify in a fixed direction.
- the wind flowing along the movable plate 8 along the upper surface of the movable plate 8 can be made to go straight from the front end portion of the movable contact 11, and the breaking arc flew from the movable contact 11 should Even if it is going to fly out, the direction of the arc is controlled by the wind rectified in a certain direction.
- the breaking arc flung from the movable contact 11 does not jump to the nichrome wire in the vicinity of the thermal protector 15 as when there is no bending plate surface 14.
- the height of the bending plate surface 14 is limited as in the case of the first embodiment.
- the movable plate 8 jumps to the opposite side of the fixed contact 6 in order to open the contact, so if the bending plate surface 14 is too high, the conductive distance around the thermal protector 15 and nichrome wire in many cases, the insulation distance Because it shrinks instantaneously, it is not desirable to be too high.
- the bending plate surface 14 is bent at a right angle to the plate surface of the movable plate 8, that is, 90 °.
- the present invention is not limited thereto.
- the bending angle of the bending plate surface 14 is smaller than 90 °. If it is at least, the bent plate surface 14 functions as a straightening plate, so the effect of stabilizing the wind direction is less likely to be impaired.
- FIG. 4A is an external appearance perspective view showing a first modification of the thermal protector 15 according to the second embodiment, wherein the bending plate surface 14 is formed only on the left side as viewed in the direction of the free end 8-2 of the movable plate 8. It is a thing.
- FIG. 4B is an external perspective view showing the second modification, in which the bending plate surface 14 is formed only on the right side as viewed in the direction of the free end 8-2 of the movable plate 8.
- FIGS. 4A and 4B are the same as the configurations in FIGS. 3A, 3B, and 3C except for the difference in the position where the bending plate surface 14 is formed. Only the necessary components are indicated by the same reference numerals as in FIGS. 3A, 3B, and 3C, and the reference numerals of the other components are omitted.
- the thermal protector 15 when the thermal protector is attached in a direction such that the longitudinal direction of the base 2 is perpendicular to the wind direction, the thermal protector 15 It is preferable that the bending plate surface 14 of the tip of the movable plate 8 be either one or the other according to the wind direction, such as 'or 15'. In this case, the bending angle of the bending plate surface 14 is preferably a right angle bending.
- the power of the heater increases in order to dry the hair in a short time, so the air volume is further increased, and the thermal protector shuts off a large current, such as squeezing the outlet with a nozzle to increase the wind speed of the outlet.
- a large current such as squeezing the outlet with a nozzle to increase the wind speed of the outlet.
- the structure of the thermal protector according to the present invention is an effective structure for controlling the movement of the breaking arc generated between the contacts in a situation where the above-mentioned arrangement environment is severe, so as not to cause a failure.
- the bimetal is disposed on the upper surface of the movable plate for ease of understanding of the operation, but the bimetal may be disposed on the lower surface of the movable plate.
- the bimetal is configured to be fixed together with the movable plate at one end, it is not limited to this. In the case where the fixing is not performed, a claw that supports the inversion of the bimetal, a protrusion of the central portion, and the like are added as needed.
- a thermal protector disposed in a hot air flow path of an electric appliance for generating hot air and used to open and close an electric circuit of the electric appliance, A fixed contact connected to the first terminal connected to the external circuit; A movable contact disposed at a position facing the fixed contact; Bimetal that reverses the direction of warping with the set temperature as the boundary, A base is connected to a second terminal which is engaged with the bimetal and fixed to the movable contact at one end and the other end is connected to another external circuit so as to contact the movable contact with the fixed contact by elastic force.
- thermo protector according to claim 4, wherein the bent plate surface is formed at a height not exceeding 1/2 of the plate width of the movable plate.
- thermo protector according to claim 1, wherein the bending plate surface is formed on both sides of the movable plate.
- thermo protector according to claim 1, wherein the bending plate surface is formed on either side of the movable plate.
- the present invention can be applied to a thermal protector which is incorporated in an electrical appliance generating hot air and prevents an adverse effect of an arc generated between contacts when the electrical appliance contacts open on a surrounding member.
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Thermally Actuated Switches (AREA)
Abstract
Description
[実施例1]
[付記1]
外部回路に接続する第1の端子に連結された固定接点と、
前記固定接点と対向する位置に配置された可動接点と、
設定温度を境界として反り返り方向を反転するバイメタルと、
該バイメタルと係合し前記可動接点を一端に固定され、該可動接点を前記固定接点に弾性力により接触させるよう、他端を他の外部回路に接続する第2の端子に連結されて基台の保持部に片持ち状に固定された可動板と、
該可動板の前記可動接点の配置された近傍における前記可動板の中央部から先端側の側部において、該可動板の板面から所定の角度に折り曲げられて形成された曲げ板面と、
を有することを特徴とするサーマルプロテクタ。
[付記2]
[付記3]
[付記4]
[付記5]
[付記6]
[付記7]
[付記8]
[付記9]
2 基台
3 第1の端子
4 第2の端子
4-1 端子露出部
5 掘り込み部
6 固定接点
7 固定金具
8 可動板
8-1 固定端
8-2 自由端
9 バイメタル
9-1 固定端
11 可動接点
12 バイメタル係合爪
13(13-1、13-2) 隔壁
14 曲げ板面
15、15’、15” サーマルプロテクタ
Claims (9)
- 熱風を発生させる電気器具の熱風の流路中に配置されて用いられ、前記電気器具の電気回路を開閉するサーマルプロテクタであって、
外部回路に接続する第1の端子に連結された固定接点と、
前記固定接点と対向する位置に配置された可動接点と、
設定温度を境界として反り返り方向を反転するバイメタルと、
該バイメタルと係合し前記可動接点を一端に固定され、該可動接点を前記固定接点に弾性力により接触させるよう、他端を他の外部回路に接続する第2の端子に連結されて基台の保持部に片持ち状に固定された可動板と、
該可動板の前記可動接点の配置された近傍における前記可動板の中央部から先端側の側部において、該可動板の板面から所定の角度に折り曲げられて形成された曲げ板面と、
を有することを特徴とするサーマルプロテクタ。 - 前記曲げ板面は、前記可動板から前記固定接点の在る方向に折り曲げられて形成されている、ことを特徴とする請求項1記載のサーマルプロテクタ。
- 前記曲げ板面は、前記固定接点の高さを越えない高さで形成されている、ことを特徴とする請求項2記載のサーマルプロテクタ。
- 前記曲げ板面は、前記可動板から前記固定接点の在る方向と反対側方向に折り曲げられて形成されている、ことを特徴とする請求項1記載のサーマルプロテクタ。
- 前記曲げ板面は、前記可動板の板幅の1/2を超えない高さで形成されている、ことを特徴とする請求項4記載のサーマルプロテクタ。
- 前記曲げ板面は、前記可動板の両側部に形成されている、ことを特徴とする請求項1に記載のサーマルプロテクタ。
- 前記曲げ板面は、前記可動板のいずれか一方の側部に形成されている、ことを特徴とする請求項1に記載のサーマルプロテクタ。
- 前記曲げ板面は、前記可動板の板面に対して、曲げ角度45°から90°の間で折り曲げられて形成されている、ことを特徴とする請求項6記載のサーマルプロテクタ。
- 前記曲げ板面は、前記可動板の板面に対して、曲げ角度45°から90°の間で折り曲げられて形成されている、ことを特徴とする請求項7記載のサーマルプロテクタ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016573176A JP6629765B2 (ja) | 2015-02-04 | 2015-10-19 | サーマルプロテクタ |
CN201580073482.6A CN107210159B (zh) | 2015-02-04 | 2015-10-19 | 热保护器 |
DE112015006113.4T DE112015006113B4 (de) | 2015-02-04 | 2015-10-19 | Überhitzungsschutz |
US15/544,059 US10510502B2 (en) | 2015-02-04 | 2015-10-19 | Thermal protector |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015020194 | 2015-02-04 | ||
JP2015-020194 | 2015-02-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016125343A1 true WO2016125343A1 (ja) | 2016-08-11 |
Family
ID=56563702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2015/079487 WO2016125343A1 (ja) | 2015-02-04 | 2015-10-19 | サーマルプロテクタ |
Country Status (5)
Country | Link |
---|---|
US (1) | US10510502B2 (ja) |
JP (1) | JP6629765B2 (ja) |
CN (1) | CN107210159B (ja) |
DE (1) | DE112015006113B4 (ja) |
WO (1) | WO2016125343A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022009862A1 (ja) * | 2020-07-06 | 2022-01-13 | ウチヤ・サーモスタット株式会社 | サーマルプロテクタ |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49130375U (ja) * | 1973-03-09 | 1974-11-08 | ||
JPS60115434U (ja) * | 1984-01-13 | 1985-08-05 | 松下電工株式会社 | サ−モスイツチ |
JPH06251674A (ja) * | 1993-02-23 | 1994-09-09 | Matsushita Electric Works Ltd | サーモスイッチ |
JPH07192595A (ja) * | 1993-12-28 | 1995-07-28 | Matsushita Electric Works Ltd | 接点装置 |
WO2002071431A1 (fr) * | 2001-03-02 | 2002-09-12 | Uchiya Thermostat Co., Ltd. | Protecteur thermique |
JP2002289076A (ja) * | 2001-03-26 | 2002-10-04 | Matsushita Electric Works Ltd | サーマルプロテクタ |
JP2003141977A (ja) * | 2001-09-24 | 2003-05-16 | Texas Instruments Inc | 回路安全装置および方法 |
JP2005166431A (ja) * | 2003-12-02 | 2005-06-23 | Omron Corp | 電磁継電器 |
JP2006196372A (ja) * | 2005-01-14 | 2006-07-27 | Matsushita Electric Works Ltd | パワーリレー |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09120763A (ja) | 1995-10-26 | 1997-05-06 | Matsushita Electric Works Ltd | 風検知スイッチと、これを用いた温風器及びヘアードライヤー |
JP3828476B2 (ja) * | 2002-10-15 | 2006-10-04 | 株式会社センサータ・テクノロジーズジャパン | 無通電式密閉型モータプロテクタ |
WO2008053575A1 (fr) * | 2006-10-30 | 2008-05-08 | Uchiya Thermostat Co., Ltd. | Protecteur thermique |
US8421580B2 (en) * | 2008-01-28 | 2013-04-16 | Uchiya Thermostat Co., Ltd. | Thermal protector |
DE112010004265B4 (de) * | 2009-11-04 | 2023-07-20 | Uchiya Thermostat Co., Ltd. | Elektrische Schaltkreise mit einem Wärme- Schutzschalter mit drei Anschlüssen sowie dazugehörige Anschlussverfahren |
US9048048B2 (en) * | 2012-08-16 | 2015-06-02 | Uchiya Thermostat Co., Ltd. | Thermal protector |
JP3185917U (ja) * | 2013-04-19 | 2013-09-12 | タイコエレクトロニクスジャパン合同会社 | 保護装置 |
CN203799962U (zh) * | 2014-05-07 | 2014-08-27 | 威海双丰韩柏温度智能控制有限公司 | 微型热保护器 |
-
2015
- 2015-10-19 US US15/544,059 patent/US10510502B2/en active Active
- 2015-10-19 DE DE112015006113.4T patent/DE112015006113B4/de active Active
- 2015-10-19 CN CN201580073482.6A patent/CN107210159B/zh active Active
- 2015-10-19 JP JP2016573176A patent/JP6629765B2/ja active Active
- 2015-10-19 WO PCT/JP2015/079487 patent/WO2016125343A1/ja active Application Filing
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49130375U (ja) * | 1973-03-09 | 1974-11-08 | ||
JPS60115434U (ja) * | 1984-01-13 | 1985-08-05 | 松下電工株式会社 | サ−モスイツチ |
JPH06251674A (ja) * | 1993-02-23 | 1994-09-09 | Matsushita Electric Works Ltd | サーモスイッチ |
JPH07192595A (ja) * | 1993-12-28 | 1995-07-28 | Matsushita Electric Works Ltd | 接点装置 |
WO2002071431A1 (fr) * | 2001-03-02 | 2002-09-12 | Uchiya Thermostat Co., Ltd. | Protecteur thermique |
JP2002289076A (ja) * | 2001-03-26 | 2002-10-04 | Matsushita Electric Works Ltd | サーマルプロテクタ |
JP2003141977A (ja) * | 2001-09-24 | 2003-05-16 | Texas Instruments Inc | 回路安全装置および方法 |
JP2005166431A (ja) * | 2003-12-02 | 2005-06-23 | Omron Corp | 電磁継電器 |
JP2006196372A (ja) * | 2005-01-14 | 2006-07-27 | Matsushita Electric Works Ltd | パワーリレー |
Also Published As
Publication number | Publication date |
---|---|
CN107210159A (zh) | 2017-09-26 |
DE112015006113T5 (de) | 2017-11-30 |
CN107210159B (zh) | 2020-01-14 |
US10510502B2 (en) | 2019-12-17 |
JP6629765B2 (ja) | 2020-01-15 |
JPWO2016125343A1 (ja) | 2017-11-16 |
DE112015006113B4 (de) | 2023-03-30 |
US20170365428A1 (en) | 2017-12-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103620703B (zh) | 热金属氧化物变阻器电路保护设备 | |
EP1372174B1 (en) | Thermal protector | |
JP4209907B2 (ja) | コンセントに接続するのに適した安全プラグ | |
JP5883003B2 (ja) | モータプロテクタ | |
JP2014150942A (ja) | ヘアードライヤー | |
JP4672219B2 (ja) | 安全装置 | |
JP2021052579A (ja) | 回路保護装置 | |
CN107077990B (zh) | 温度开关 | |
WO2016125343A1 (ja) | サーマルプロテクタ | |
US20120236441A1 (en) | Compressor for an air-conditioner with a motor protector and an air-conditioner | |
JP5808038B2 (ja) | 異常過熱検出構造を有する回路遮断器 | |
JP2004517596A (ja) | ブラシレス直流機 | |
US6394848B1 (en) | Safety enhancement device combination for electrical apparatus or appliances | |
DK2379948T3 (en) | COOKING APPLIANCE WITH A SAFETY DEVICE | |
JP6650207B2 (ja) | 端子接続不良検出装置 | |
EP2022885A1 (en) | Clothes dryer having an air passage volume with an insulated section, and heating unit and outer cover thereof | |
JP6344431B2 (ja) | ヘアードライヤー | |
CN221012309U (zh) | 一种具有加热器的吹风机 | |
EP2587604A1 (en) | A fault protection device | |
JP2019197741A (ja) | 端子接続不良検出装置 | |
KR200401101Y1 (ko) | 세라믹소체 파괴시 진행성 방지를 위한 전자장치 | |
KR200397437Y1 (ko) | 세라믹소체 파괴시 진행성 방지를 위한 안전장치 | |
KR101939006B1 (ko) | 열응동 개폐기 | |
KR20240000911U (ko) | 헤어 드라이기 발열 소자 | |
KR101243712B1 (ko) | 과부하 보호장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 15881160 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2016573176 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 15544059 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 112015006113 Country of ref document: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 15881160 Country of ref document: EP Kind code of ref document: A1 |