CN213484150U

CN213484150U - Coupler and electric kettle

Info

Publication number: CN213484150U
Application number: CN202022637954.7U
Authority: CN
Inventors: 万旭鹏; 娄杰民
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-06-18
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a coupler and electric kettle, wherein, the coupler includes that coupler seat of honour and coupler seat down, the coupler seat of honour is equipped with five concentric conducting rings of arranging with one heart, be equipped with four concentric rings bodies of arranging with one heart on the coupler seat down, be equipped with three electrode terminal position and a plurality of signal detection terminal position on the coupler seat down, each terminal position sets up electrically conductive reed respectively, the tip of electrically conductive reed runs through the coupler seat down, after coupler seat of honour and coupler seat down are pegged graft, each electrically conductive reed respectively with relative conducting ring electrical contact, at least a pair of electrically conductive reed is fixed on the different lateral walls of same concentric ring body. The coupler through fix on the different lateral walls of same concentric ring body at least a pair of electrically conductive reed, can set up five signal detection terminal positions at most, independently open through two metal probe and come to detect the water level with two routes, satisfy new customer's drinking water demand, expand the type and the quantity of the detected signal of coupler greatly.

Description

Coupler and electric kettle

Technical Field

The utility model relates to a coupler especially relates to a coupler and electric kettle.

Background

At present, an electric kettle capable of automatically adding water uses a bimetallic probe to detect the water level in order to limit the water quantity and prevent dry burning. The basic principle of the method is that the water level is judged according to the difference of capacitance values between two metal probes and a grounding end, and a 6-pole passage is required to complete the connection of all functions on the corresponding coupler structure, and the double probes of the scheme use the same I/O passage.

However, when ultrapure water or distilled water is contained in the electric kettle, the ultrapure water or distilled water is not conductive, and the capacitance value between the two metal probes and the ground terminal is the same. Since the high and low water level probes are connected with the controller through the same I/O, only one judgment threshold value can be set, and the water level cannot be judged when the sampling signals given to the controller through the metal probes are the same.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coupler and electric kettle to solve current coupler because the limited technical problem who causes the erroneous judgement condition of detection route.

In order to achieve the above purpose, the specific technical solution of the coupler and the electric kettle of the present invention is as follows:

the coupler comprises an upper coupler seat and a lower coupler seat, wherein the upper coupler seat is provided with five concentric conducting rings which are concentrically arranged, the lower coupler seat is provided with four concentric ring bodies which are concentrically arranged, the lower coupler seat is provided with three electrode terminal positions and a plurality of signal detection terminal positions, each terminal position is respectively provided with a conducting reed, the end part of each conducting reed penetrates through the lower coupler seat, after the upper coupler seat and the lower coupler seat are spliced, each conducting reed is respectively in electric contact with the corresponding conducting ring, and at least one pair of conducting reeds are fixed on different side walls of the same concentric ring body.

Furthermore, the three electrode terminal positions are respectively a ground terminal position, a zero line terminal position and a fire line terminal position, the number of the signal detection terminal positions of the lower coupler seat is 3-5, and the signal detection terminal positions at least comprise two liquid level terminal positions and a temperature sensing terminal position.

Further, the number of the signal detection terminal bits is 5, and the signal detection terminal bits are respectively a first liquid level terminal bit, a second liquid level terminal bit, a first temperature-sensitive terminal bit, a second temperature-sensitive terminal bit and a reserved terminal bit.

Further, the electrode terminal sites and the signal detection terminal sites are arranged dispersedly on the coupler lower base.

Further, electrically conductive reed includes the connection piece, and the connection piece is the L type, sets up the fixed orifices on the support arm of connection piece, and each terminal position department sets up the mount pad that is used for fixed electrically conductive reed respectively, is equipped with on the mount pad with fixed orifices complex pilot hole, fixes the connection piece on the mount pad through the fastener.

Furthermore, the top of the mounting seat is provided with a limiting groove along the radial direction of the lower seat of the coupler, and the support arm of the connecting sheet is arranged in the limiting groove.

Furthermore, the tip of connection piece is equipped with elasticity and passes the hole piece, and the tip of passing the hole piece sets up electrically conductive protruding, and the one end of spacing groove is equipped with the mounting hole that supplies electrically conductive reed to pass, and the mounting hole runs through the coupler lower base, and the mounting hole sets up with the lateral wall of concentric ring body relatively.

Furthermore, the included angle between the through hole piece and the support arm of the connecting piece is between 80 and 90 degrees.

Furthermore, a supporting sheet is further arranged on the via hole sheet on the outer side of the conductive protrusion, the supporting sheet is L-shaped, the free end of the supporting sheet is pressed on the side wall of the concentric ring body under the elastic action of the via hole sheet, and the conductive protrusion is arranged towards the direction of the conductive ring.

An electric kettle comprises a kettle body, a base for bearing the kettle body and the coupler, wherein the upper seat of the coupler is arranged on the kettle body, and the lower seat of the coupler is arranged on the base.

The utility model discloses a coupler and electric kettle have following advantage:

the coupler through fix on the different lateral walls of same concentric ring body at least a pair of electrically conductive reed, contain eight independent lateral walls on four concentric ring bodies of arranging with one heart, so the coupler seat down can set up eight terminal positions, detach three electrode terminal position, can set up five signal detection terminal positions at most. Two metal probes independently come and detect the water level with two IO passageways, and when being ultrapure water or distilled water in the kettle, the capacitance value between two metal probes and the earthing terminal is the same, and the accessible logic adjusts the detected value of high water level alone and judges the water level, can detect out the water level of pure water through this coupler, satisfies new customer's drinking water demand, the kind and the quantity of the detected signal of greatly expanded coupler.

Drawings

Fig. 1 is a perspective view of the coupler upper seat of the present invention;

fig. 2 is a perspective view of the lower seat of the coupler of the present invention;

fig. 3 is a schematic structural view of the conductive spring of the present invention.

The reference numbers in the figures illustrate:

1. a coupler upper seat; 11. a first conductive ring; 12. a second conductive ring; 13. a third conductive ring; 14. a fourth conducting ring; 15. a ground ring; 2. a coupler lower seat; 21. a ground terminal site; 22. a first liquid level terminal position; 23. a zero line terminal bit; 24. a first temperature sensing terminal bit; 25. reserving terminal bits; 26. a second liquid level terminal bit; 27. a fire wire terminal position; 28. a second temperature-sensitive terminal bit; 29. a mounting seat; 291. mounting holes; 3. a conductive reed; 31. connecting sheets; 32. a via piece; 33. a protrusion; 34. a support sheet.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the coupler and the electric kettle of the present invention are described in detail with reference to the accompanying drawings.

As shown in fig. 1-2, the utility model discloses a coupler, seat 2 under coupler seat 1 and the coupler, be equipped with five concentric conducting rings of arranging on the coupler seat 1, be equipped with four concentric rings bodies of arranging on the coupler seat 2, be equipped with three electrode terminal position and a plurality of signal detection terminal position on the coupler seat 2, each terminal position sets up electrically conductive reed 3 respectively, electrically conductive reed 3 fixes at each terminal position, electrically conductive reed 3's the other end runs through seat 2 under the coupler, at least a pair of electrically conductive reed 3 is fixed on the different lateral walls of same concentric ring body, after coupler seat 1 and coupler seat 2 peg graft, each electrically conductive reed 3 respectively with relative conducting ring electrical contact.

By fixing at least one pair of conductive reeds 3 on the side wall of the same concentric ring body, and including eight independent side walls on four concentric ring bodies arranged concentrically, the coupler lower base 2 can be provided with eight terminal positions, and at most five signal detection terminal positions can be provided by removing three electrode terminal positions. Two metal probes independently come and detect the water level with two IO passageways, and when being ultrapure water or distilled water in the kettle, the capacitance value between two metal probes and the earthing terminal (kettle body) is the same accessible logic detected value of adjusting the high water level alone and judges the water level, can detect out the water level of pure water through this coupler, satisfies new customer's drinking water demand, the detection signal's of greatly expanded coupler kind and quantity.

As shown in fig. 2, the coupler lower base 2 is provided with three electrode terminal positions, namely a ground terminal position 21, a zero line terminal position 23 and a fire line terminal position 27. The number of the signal detection terminal positions of the coupler lower seat 2 is 3-5, and the signal detection terminal positions at least comprise two liquid level terminal positions and one temperature sensing terminal position. In fig. 2, the signal detection terminal bits are a first liquid level terminal bit 22, a second liquid level terminal bit 26, a first temperature-sensitive terminal bit 24, a second temperature-sensitive terminal bit 28, and a reserved terminal bit 25, respectively. The electrode terminal sites and the signal detection terminal sites are arranged dispersedly on the coupler lower base 2.

As shown in fig. 3, the conductive reed 3 includes a connecting sheet 31, the connecting sheet 31 is L-shaped, a fixing hole is provided on a support arm of the connecting sheet 31, a mounting seat 29 for fixing the conductive reed 3 is provided at each terminal position, an assembling hole matched with the fixing hole is provided on the mounting seat 29, and the connecting sheet 31 is fixed on the mounting seat 29 by a fastener.

In order to form good limit for the conductive reed 3, the top of the mounting seat 29 is provided with a limit groove along the radial direction of the coupler lower seat 2, and the support arm of the connecting sheet 31 is arranged in the limit groove, so that the conductive reed 3 is effectively prevented from deviating.

In order to electrically connect the conductive reed 3 with the conductive ring, the end of the connecting sheet 31 is provided with an elastic through hole sheet 32, the included angle between the through hole sheet 32 and the support arm of the connecting sheet 31 is between 80 degrees and 90 degrees, the end of the through hole sheet 32 is provided with a conductive protrusion 33, one end of the limiting groove is provided with a mounting hole 291 for the conductive reed 3 to pass through, the mounting hole 291 penetrates through the coupler lower seat 2, and the mounting hole 291 is arranged opposite to the side wall of the concentric ring body.

In the use process of the coupler, the conductive protrusion 33 may have a poor contact condition, as shown in fig. 3, a supporting piece 34 is further disposed on the via hole piece 32 outside the conductive protrusion 33, the supporting piece 34 is L-shaped, a free end of the supporting piece 34 is pressed against a sidewall of the concentric ring body under the elastic action of the via hole piece 32, and the conductive protrusion 33 is disposed toward the conductive ring.

The concentric conducting rings are a first conducting ring 11, a second conducting ring 12, a third conducting ring 13, a fourth conducting ring 14 and a grounding ring 15 from inside to outside in sequence, the outer wall of the first conducting ring 11 is electrically contacted with a conducting reed 3 of a second temperature-sensing terminal position 28, the inner wall of the second conducting ring 12 is electrically contacted with a conducting reed 3 of a fire terminal position 27, the outer wall of the second conducting ring 12 is electrically contacted with a conducting reed 3 of a second liquid terminal position 26, the inner wall of the third conducting ring 13 is opposite to a reserved terminal position 25, the outer wall of the third conducting ring 13 is contacted with a conducting reed 3 of a first temperature-sensing terminal position 24, the inner wall of the fourth conducting ring 14 is electrically contacted with a conducting reed 3 of a zero terminal position 23, the outer wall of the fourth conducting ring 14 is electrically contacted with a conducting reed 3 of a first liquid terminal position 22, and the grounding ring 15 is electrically contacted with a conducting reed 3 of a grounding terminal position 21.

An electric kettle comprises a kettle body, a base for bearing the kettle body and the coupler, wherein an upper coupler seat 1 is arranged on the kettle body, and a lower coupler seat 2 is arranged on the base.

The coupler comprises eight independent side walls on four concentric ring bodies which are concentrically arranged by fixing at least one pair of conductive reeds 3 on different side walls of the same concentric ring body, so that eight terminal positions can be arranged on a coupler lower seat 2, three electrode terminal positions are removed, and at most five signal detection terminal positions can be arranged. Two metal probes independently come and detect the water level with two IO passageways, and when being ultrapure water or distilled water in the kettle, the capacitance value between two metal probes and the earthing terminal is the same, and the accessible logic adjusts the detected value of high water level alone and judges the water level, can detect out the water level of pure water through this coupler, satisfies new customer's drinking water demand, the kind and the quantity of the detected signal of greatly expanded coupler.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides a coupler, a serial communication port, including coupler seat of honour (1) and coupler lower (2), coupler seat of honour (1) is equipped with five concentric conducting rings of arranging with one heart, be equipped with four concentric rings bodies of arranging with one heart on coupler lower (2), be equipped with three electrode terminal position and a plurality of signal detection terminal position on coupler lower (2), each terminal position sets up electrically conductive reed (3) respectively, the tip of electrically conductive reed (3) runs through coupler lower (2), after coupler seat of honour (1) and coupler lower (2) are pegged graft, each electrically conductive reed (3) respectively with relative conducting ring electrical contact, at least a pair of electrically conductive reed (3) are fixed on the different lateral walls of same concentric ring body.

2. The coupler according to claim 1, characterized in that the three electrode terminal positions are a ground terminal position (21), a neutral terminal position (23) and a fire terminal position (27), respectively, the number of signal detection terminal positions of the coupler lower base (2) is 3-5, and the signal detection terminal positions at least comprise two liquid level terminal positions and one temperature sensing terminal position.

3. Coupler according to claim 2, characterized in that the number of signal detection terminal bits is 5, the signal detection terminal bits being a first liquid level terminal bit (22), a second liquid level terminal bit (26), a first temperature sensitive terminal bit (24), a second temperature sensitive terminal bit (28) and a reserved terminal bit (25), respectively.

4. Coupler according to claim 2, characterized in that the electrode terminal sites and the signal detection terminal sites are arranged dispersed on the coupler lower seat (2).

5. The coupler according to claim 1, wherein the conductive reed (3) comprises a connecting piece (31), the connecting piece (31) is L-shaped, a support arm of the connecting piece (31) is provided with a fixing hole, each terminal position is respectively provided with a mounting seat (29) for fixing the conductive reed (3), the mounting seat (29) is provided with an assembling hole matched with the fixing hole, and the connecting piece (31) is fixed on the mounting seat (29) through a fastener.

6. Coupler according to claim 5, characterized in that the top of the mounting seat (29) is provided with a limiting groove along the radial direction of the lower coupler seat (2), and the arm of the connecting piece (31) is arranged in the limiting groove.

7. The coupler according to claim 5, characterized in that the end of the connecting piece (31) is provided with an elastic through hole piece (32), the end of the through hole piece (32) is provided with a conductive protrusion (33), one end of the limiting groove is provided with a mounting hole (291) for the conductive reed (3) to pass through, the mounting hole (291) penetrates through the coupler lower seat (2), and the mounting hole (291) is arranged opposite to the side wall of the concentric ring body.

8. A coupler according to claim 7, wherein the angle between the arms of the via piece (32) and the connecting piece (31) is between 80 ° and 90 °.

9. Coupler according to claim 7, characterized in that a support piece (34) is further provided on the via piece (32) outside the conductive protrusion (33), the support piece (34) is L-shaped, the free end of the support piece (34) is pressed against the sidewall of the concentric ring body under the elastic action of the via piece (32), and the conductive protrusion (33) is disposed toward the conductive ring.

10. An electric kettle, characterized in that it comprises a kettle body, a base carrying the kettle body and a coupler according to any one of claims 1-9, the upper coupler seat (1) being arranged on the kettle body and the lower coupler seat (2) being arranged on the base.