CN113675038A

CN113675038A - A kind of steam trigger thermostat and kettle

Info

Publication number: CN113675038A
Application number: CN202111119175.0A
Authority: CN
Inventors: 王洪建; 姜淼柳
Original assignee: Shenzhen Huazhi Electric Technology Co ltd
Current assignee: Shenzhen Huazhi Electric Technology Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2021-11-19
Anticipated expiration: 2041-09-24
Also published as: WO2023045497A1; CN113675038B

Abstract

A steam-triggered thermostat and a kettle. It mainly solves the problem that the current thermostats on the market cannot sense whether the predetermined temperature is reached. It is characterized in that: a temperature sensing member (31) and a transmission member (32) are also arranged on the support, the temperature sensing member communicates with the water vapor in the kettle through the steam channel (3), and the temperature sensing member is used for When the temperature exceeds the deformation threshold value, the camshaft is in an adjustable temperature control mode through the transmission element. The present invention provides a steam-triggered thermostat and a kettle, which can be disconnected by sensing the temperature of the steam, and the temperature sensing is more accurate.

Description

Steam-triggered temperature controller and hot water kettle

Technical Field

The invention relates to the field of temperature control switches, in particular to a steam trigger temperature controller and a hot water kettle.

Background

The temperature measuring principle of the temperature control switch is that the temperature measuring surface of the temperature control switch is arranged on a measured object, the temperature of the measured object is transmitted to the cover body of the temperature control switch and then transmitted to the metal thermal deformation sheet, the metal thermal deformation sheet is made into an arc shape, material thermal deformation stress is generated when the temperature rises, when the stress reaches a set value, the arc metal thermal deformation sheet generates snap deformation, and the originally upwards-convex arc surface snaps into a concave arc surface, so that a jacking part is pushed to jack the switch contact downwards, and a circuit is disconnected. When the temperature is reduced, the circuit jumps back to the initial state, the contact is closed, and the circuit is closed again.

Chinese patent publication No. 209591915 discloses a thermostat structure of an electric kettle, but the structure can only sense the temperature on the heating plate, but the temperature of the heating plate and the temperature in the kettle body have errors due to heat insulation, and cannot sense whether the temperature is reached well.

Disclosure of Invention

In order to overcome the defects of the background art, the invention provides a steam-triggered temperature controller and a hot water kettle, and mainly solves the problem that the temperature controller in the current market cannot well sense whether the preset temperature is reached.

The technical scheme adopted by the invention is as follows:

the utility model provides a steam trigger temperature controller, includes the support, be equipped with temperature sensing subassembly on the support, temperature sensing subassembly includes the camshaft, still be equipped with temperature sensing spare and driving medium on the support, the temperature sensing spare passes through the vapor intercommunication in steam channel and the thermos, the temperature sensing spare is used for making when the temperature surpasss the deformation threshold the camshaft is in adjustable temperature control mode through the driving medium.

The temperature sensing piece is a first temperature sensing piece, and one side of the bulge of the first temperature sensing piece faces upwards.

The support is provided with an elastic element for driving the camshaft to be in an adjustable temperature control mode, the temperature sensing assembly further comprises a swing rod and a second temperature sensing piece, one end of the swing rod is provided with a connecting part in limit fit with the camshaft, and the other end of the swing rod is opposite to the second temperature sensing piece; the transmission part is used for separating the connecting part from the camshaft under the driving of the temperature sensing part.

The middle end of the transmission piece is provided with a hinged shaft which is hinged with the support, one end of the transmission piece is correspondingly arranged below the temperature sensing piece, and the other end of the transmission piece is provided with a pushing part opposite to the swing rod.

The front end face of the swing rod is provided with a protrusion, the protrusion is arranged in front of the connecting portion, and the pushing portion is a groove matched with the protrusion.

The groove is arranged above the camshaft, and the end face of the bottom of the protrusion is in contact with the end face of the bottom of the groove.

The elastic piece is a spring.

The camshaft axial is equipped with the holding tank, spring one end stretches into in the holding tank, be equipped with the gag lever post on the support, spring pot head is located outside the gag lever post.

Still include the pipe, the pipe with the support is dismantled and is connected, steam channel locates in the pipe.

The catheter is provided with a clamping groove, and the bracket is provided with a bulge matched with the clamping groove.

The invention has the beneficial effects that: the invention provides a steam-triggered temperature controller and a hot water kettle, which can realize breaking through steam temperature sensing and have more accurate temperature sensing.

Drawings

Fig. 1 is an exploded view of one embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1.

Fig. 3 is a partial perspective view of an embodiment of the present invention.

Fig. 4 is a partial perspective view of an embodiment of the present invention.

FIG. 5 is a schematic partial cross-sectional view of one embodiment of the present invention.

Fig. 6 is a perspective view of a hot water kettle according to an embodiment of the present invention.

Detailed Description

The invention will be further described with reference to the accompanying drawings in which: as shown in the figure, the steam triggering temperature controller comprises a support 1, a temperature sensing assembly is arranged on the support and comprises a camshaft 21, a temperature sensing piece 31 and a transmission piece 32 are further arranged on the support, the temperature sensing piece is communicated with steam in a hot water kettle through a steam channel 3, and the temperature sensing piece is used for enabling the camshaft to be in an adjustable temperature control mode through the transmission piece when the temperature exceeds a deformation threshold value. This temperature sensing subassembly can be for the KST subassembly, as preferred, can also set up adjustable temperature controller 30 on the support, concrete structure can refer to the chinese patent that publication number is 209591915, on the other hand, this steam passage can one end stretch into the steam that obtains the thermos in the thermos, also can stretch into the kettle (on the kettle open a hole be used for the hose pass through can) in obtaining steam from the handle department through the hose, steam can more accurate reaction temperature, be 100 degrees centigrade under the standard gas pressure, the temperature in the reaction kettle that can be more timely, when temperature sensing piece temperature reaches 100 degrees centigrade, it is in adjustable temperature control mode to make the camshaft pop out through the driving medium, how specific work of camshaft is prior art, no longer describe repeatedly. The above-mentioned adjustable temperature control mode can refer to the above-mentioned document, in which the cam shaft is popped up, and the adjustable temperature controller is used to implement the setting of on, off and holding temperature (for example, keeping boiling).

In the present invention, as shown in the drawing, the temperature sensing member is a first temperature sensing sheet, and a convex surface of the first temperature sensing sheet faces upward. Therefore, the water vapor can flow along with the liquefied water vapor without the upper end surface of the first temperature sensing piece.

In the invention, as shown in the figure, the support is provided with an elastic element 22 for driving the camshaft to be in an adjustable temperature control mode, the temperature sensing assembly further comprises a swing rod 23 and a second temperature sensing piece 24, one end of the swing rod is provided with a connecting part 25 in limit fit with the camshaft, and the other end of the swing rod is opposite to the second temperature sensing piece; the transmission part is used for separating the connecting part from the camshaft under the driving of the temperature sensing part. Connecting portion (can be convex fixture block) card that the one end of pendulum rod was equipped with makes pendulum rod one end perk in the draw-in groove on the camshaft when second temperature sensing piece temperature sensing deformation, and the connecting portion of the other end leaves the camshaft, also can leave the camshaft under the drive of driving medium, makes the cam pop out under the effect of elastic component.

In the present invention, as shown in the figure, the middle end of the transmission member is provided with an articulated shaft 321 for being articulated with the bracket, one end of the transmission member is correspondingly arranged below the temperature sensing member, and the other end of the transmission member is provided with a pushing part 322 opposite to the swing rod. The transmission part is similar to a wane, and when one end of the temperature sensing part is pressed down, the other end of the temperature sensing part is lifted up to jack the swing rod up to realize separation.

In the present invention, as shown in the figure, a protrusion 231 is disposed on the front end surface of the swing rod, the protrusion is disposed in front of the connecting portion, and the pushing portion is a groove matched with the protrusion. The front is relative to the rotating shaft of the swing rod, the bulge is arranged in the groove and drives one end of the swing rod to tilt, in addition, the bulge is correspondingly arranged in the front of the connecting part, the distance between the connecting part and the hinge shaft of the swing rod is smaller than the distance between the bulge and the hinge shaft of the swing rod, the connecting part can be better driven to leave the camshaft, and the breaking is quicker.

In the present invention, as shown in the drawing, the groove is provided above the camshaft, and the bottom end surface of the projection is in contact with the bottom end surface of the groove. The whole structure is compact, and the using effect is better.

In the present invention, as shown in the drawings, the elastic member is a spring. The elastic piece can be a spring plate, a spring and the like.

In the invention, as shown in the figure, the camshaft is axially provided with a containing groove 211, one end of the spring extends into the containing groove, the bracket is provided with a limiting rod 212, and one end of the spring is sleeved outside the limiting rod. The whole operation is more steady, establishes the spring housing outside the gag lever post, then one end go deep into in the holding tank and with the contact of holding tank bottom inner wall.

In the present invention, as shown in the figure, the steam generator further comprises a conduit 41, the conduit is detachably connected with the bracket, and the steam channel is arranged in the conduit. The bracket is communicated with the steam channel through the guide pipe which is detachably arranged, and different guide pipes can be replaced to adapt to different kettles.

In the invention, as shown in the figure, the guide pipe is provided with a clamping groove 411, and the bracket is provided with a bulge 13 matched with the clamping groove. Install through arch and joint groove, simple structure, easy dismounting does not need instruments such as screwdriver moreover.

In the present invention, as shown in the figures, a hot water kettle comprises a housing 8, said housing comprising a steam activated thermostat as described above.

The embodiments described with reference to the drawings are illustrative and are intended to be illustrative of the invention and should not be construed as limiting the invention. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of protection of the present invention.

Claims

1. A steam-triggered thermostat, comprising a bracket (1) on which a temperature sensing component is provided, the temperature sensing component comprising a camshaft (21), characterized in that: the bracket is further provided with a sensor A temperature-sensing element (31) and a transmission element (32), the temperature-sensing element communicates with the water vapor in the kettle through the steam passage (3), and the temperature-sensing element is used for passing the transmission when the temperature exceeds the deformation threshold The device places the camshaft in an adjustable temperature control mode.

2 . The steam-triggered thermostat according to claim 1 , wherein the temperature sensing element is a first temperature sensing piece, and the convex side of the first temperature sensing piece faces upwards. 3 .

3. A steam-triggered thermostat according to claim 1, characterized in that: an elastic member (22) for driving the camshaft to be in an adjustable temperature control mode is provided on the bracket, and the temperature sensing The assembly also includes a swing rod (23) and a second temperature-sensitive sheet (24), one end of the swing rod is provided with a connecting portion (25) that is limited and matched with the camshaft, and the other end is connected to the second temperature-sensitive sheet relative settings;

The transmission member is used for separating the connecting portion from the camshaft under the driving of the temperature sensing member.

4. A steam-triggered thermostat according to claim 3, wherein the middle end of the transmission member is provided with a hinge shaft (321) for hinged connection with the bracket, and one end is correspondingly provided below the temperature sensing member , and a pushing portion (322) is provided at the other end opposite to the swing rod.

5 . The steam-triggered thermostat according to claim 4 , wherein a protrusion ( 231 ) is provided on the front end surface of the pendulum rod, and the protrusion is provided in front of the connecting portion, and the The pushing part is a groove matched with the protrusion.

6 . The steam-triggered thermostat according to claim 5 , wherein the groove is provided above the camshaft, and the bottom end face of the protrusion is in contact with the bottom end face of the groove. 7 .

7 . The steam-triggered thermostat according to claim 1 , wherein the elastic member is a spring, the camshaft is axially provided with a receiving groove ( 211 ), and one end of the spring extends into the In the accommodating groove, a limit rod (212) is arranged on the bracket, and one end of the spring is sleeved outside the limit rod.

8 . The steam-triggered thermostat according to claim 1 , further comprising a conduit ( 41 ), the conduit is detachably connected to the bracket, and the steam channel is provided in the conduit. 9 .

9 . The steam-triggered thermostat according to claim 8 , wherein a snap groove ( 411 ) is provided on the conduit, and a protrusion matched with the snap groove is provided on the bracket. 10 . from (13).

10. A kettle, comprising a casing, wherein the casing comprises a steam-triggered thermostat according to any one of claims 1-9.