CN215016253U - Whole glass milk regulator - Google Patents

Abstract

The utility model relates to a full glass transfers milk ware, its characterized in that: including heating the base and establishing the kettle body on heating the base for full glass's heating kettle, be equipped with the electrical heating board of upper surface and the laminating of heating kettle bottom surface in the heating base, still be equipped with the recess form metal bowl that is used for holding electrical heating board in the heating base, the edge-supported of recess form metal bowl is on the step platform of heating base internal perisporium, and the bowl mouth position at recess form metal bowl is established to the electrical heating board. This practical full glass transfers milk ware is because the electric heating board holds the bowl mouth position of putting in recess form metal bowl, and the edge support of recess form metal bowl is on the ladder platform of heating base internal perisporium to the realization is to electric heating board's support, and bearing structure is reliable and stable, long service life.

Description

Whole glass milk regulator

The technical field is as follows:

the utility model relates to a full-glass milk mixing device.

Background art:

the full-glass milk mixing device or the full-glass water heater means that the main body (comprising the body, the handle and the like) of the kettle body is made of glass, and the glass heating container can reduce the problem of heavy metal residue in the stainless steel heating container, so that the glass heating container is beneficial to drinking water health and is popular with people.

However, in the heating base of the existing all-glass milk mixing device or all-glass water heater, the electric heating plate (or called electric heating plate) is directly supported on the base through a high-temperature resistant plastic ring, and although the high-temperature resistant plastic ring has better heat resistance and can usually reach the high temperature of 250 ℃, the high-temperature resistant plastic ring is easy to age due to long-time use, so that the use is influenced, and the high-temperature resistant plastic ring has higher cost; in addition, since there is no thermal insulation on the all-glass heating kettle, the user is easily scalded when holding the handle.

In addition, current drinking water heater, especially for the drinking water heater of the temperature control of response glass cup or stainless steel lateral wall, when control the temperature of heating up water, can use NTC temperature sensor (heat-sensitive sensor), NTC temperature sensor dress is in the metal sleeve, but because the metal sleeve is fixed on the heating base, because of receiving the dish temperature influence of the dish that generates heat and making the temperature of response inaccurate, or NTC temperature sensor can follow metal sleeve axial displacement, when the position was deflected when the heating container was put into the heating base, metal sleeve and heating container surface become the point contact, make the accuracy of temperature sensing reduce.

The invention content is as follows:

an object of the utility model is to provide a full glass transfers milk ware, this full glass transfers milk ware reasonable in design, is favorable to improving the durability of product and reduces the cost of manufacture.

The utility model discloses a full glass transfers milk ware, its characterized in that: including heating the base and establishing the kettle body on heating the base for full glass's heating kettle, be equipped with the electrical heating board of upper surface and the laminating of heating kettle bottom surface in the heating base, still be equipped with the recess form metal bowl that is used for holding electrical heating board in the heating base, the edge-supported of recess form metal bowl is on the step platform of heating base internal perisporium, and the bowl mouth position at recess form metal bowl is established to the electrical heating board.

Furthermore, the inner surface of the groove-shaped metal bowl is sprayed with a dark paint layer.

Furthermore, the handle and the kettle body of the heating kettle are made of glass integrally, annular sleeves are arranged at the positions, close to the kettle body, of the upper portion and the lower portion of the handle, and the inner ends of the annular sleeves are connected with heat insulation gaskets.

Furthermore, the annular sleeve and the heat insulation gasket are made of soft materials such as silica gel or TPE, the cross section of the annular sleeve is in a rectangular tube shape with four corners provided with inverted circles, the heat insulation gasket is in a rectangular sheet shape with four corners provided with inverted circles, and the inner sides opposite to the two annular sleeves and the middle part of the heat insulation gasket are provided with a slot which is used for enabling the annular sleeve and the heat insulation gasket to be sleeved into the handle.

Furthermore, a temperature sensing mechanism is arranged in the heating base, the temperature sensing mechanism comprises a rear seat shell, a front cover shell with the upper part hinged to the rear seat shell and a compression spring positioned between the rear seat shell and the middle part of the front cover shell, and an NTC temperature sensor which moves together with the front cover shell is embedded on the wall body of the front cover shell, which is close to the object to be detected.

Furthermore, the two sides of the upper part of the front cover shell are provided with circular convex columns, the two sides of the upper part of the rear seat shell are provided with runway-shaped hole grooves, the circular convex columns are limited in the runway-shaped hole grooves, and the position of the axis of each circular convex column deviates from the position of the axis of the compression spring.

Furthermore, a window is formed in the wall body, close to the article to be detected, of the front housing, a heat conduction metal sheet is fixedly arranged on one side, close to the article to be detected, of the window, and an NTC temperature sensor wrapped by 3 layers of insulating paper is attached to the surface, far away from one side of the article to be detected, of the heat conduction metal sheet.

Furthermore, 3 layers of insulating paper are wrapped on the periphery of the NTC temperature sensor, and a cavity of the NTC temperature sensor wrapped by the insulating paper is in a sealed state and used for isolating air; the insulating paper is bonded with the surface of the heat-conducting metal sheet through the heat-conducting silica gel.

Furthermore, the heat-conducting metal sheet is a rectangular copper sheet, protruding support legs are arranged on two side edges of the rectangular copper sheet, and the protruding support legs extend into the slotted holes in the wall body of the front housing and then are bent, so that the heat-conducting metal sheet is fixed on the front housing.

Furthermore, the rear seat shell is in a rectangular shell shape, and the front shell is sleeved in the rear seat shell; and the upper part of the wall body of the front housing, which is close to the object to be detected, is provided with a wedge surface.

Furthermore, a water level detection mechanism is arranged in the heating base and comprises a rear seat shell, a front housing and a compression spring, wherein the upper portion of the front housing is hinged to the rear seat shell, the compression spring is located between the rear seat shell and the middle portion of the front housing, and a water level detection device which moves together with the front housing is embedded in a wall body, close to an object to be detected, of the front housing.

The working principle of the full-glass milk adjusting device is as follows: because the electric heating plate is supported at the bowl mouth position in the groove-shaped metal bowl, the edge of the groove-shaped metal bowl is supported on the step platform on the inner peripheral wall of the heating base, thereby realizing the support of the electric heating plate, and the support structure is stable and reliable and has long service life.

Description of the drawings:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front sectional view of the present invention;

FIG. 3 is a schematic perspective view of a heating base;

FIG. 4 is a first perspective view of the annular sleeve and the heat insulating spacer;

FIG. 5 is a schematic perspective view of the annular sleeve and the heat insulating spacer;

FIG. 6 is a perspective view of the temperature sensing mechanism;

FIG. 7 is a cross-sectional view of the temperature sensing mechanism;

FIG. 8 is an exploded view of the temperature sensing mechanism;

FIG. 9 is a partial view one of FIG. 8;

fig. 10 is a second partial view of fig. 8.

Fig. 11 is an exploded view of the water level detecting device together with a front cover case, a rear seat case, etc.;

FIG. 12 is a perspective cross-sectional view of the heating base;

fig. 13 is an enlarged view of a portion K of fig. 12.

The specific implementation mode is as follows:

the process of the present invention is further illustrated in detail by reference to the following examples. It should be noted that the protection scope of the present invention should include, but not be limited to, the technical contents disclosed in the present embodiment.

The utility model discloses full glass transfers milk ware includes heating base A15 and establishes kettle body for full glass's heating kettle A19 on heating base A15, be equipped with upper surface and the electric heating board 1 of heating kettle bottom surface laminating in the heating base, still be equipped with the recess form metal bowl 2 that is used for holding electric heating board 1 in the heating base A15, the edge-supported of recess form metal bowl 2 is on the ladder platform 3 of heating base A15 internal perisporium, and the bowl mouth position at recess form metal bowl is established to the electric heating board, and the periphery of electric heating board has the clearance with recess form metal bowl mouth internal perisporium, and this clearance can be for 0.2-1 centimetre, and this electric heating board is supported by a plurality of support column 4 that is located recess form metal bowl.

In addition, the cost of the groove-shaped metal bowl 2 is about 2.5 yuan, and if the cost of the existing high-temperature-resistant plastic ring is 8-9 yuan, the cost is 3-4 times that of the groove-shaped metal bowl, and the cost of the groove-shaped metal bowl is obviously reduced.

In order to rationally design, the inner surface of the groove-shaped metal bowl is sprayed with a dark paint layer, and the dark paint layer can reflect heat diffused from the electric heating plate 1, so that the heat dissipation is reduced, and the heat damage to the heating base plastic part is reduced.

In order to avoid scalding in use, the handle and the kettle body of the heating kettle are made of glass integrally, annular sleeves 5 are arranged at the upper part and the lower part of the handle close to the kettle body, and the inner ends of the annular sleeves are connected with heat insulation gaskets 6; above-mentioned annular cover and heat insulating gasket are as an organic whole injection moulding formation, and the cross-section of annular cover is that the four corners has the rectangle tubulose of radius, and heat insulating gasket is that the four corners has the rectangle slice of radius, is equipped with slot 7 in the middle part of two relative insides of annular cover and heat insulating gasket, and this slot 7 is used for making annular cover and heat insulating gasket can embolia the handle.

In order to enable the temperature sensing of the full-glass milk adjusting device to be more accurate, a temperature sensing mechanism A is arranged in the heating base and comprises a rear seat shell A1, a front cover shell A2 with the upper portion hinged to the rear seat shell and a compression spring A3 located between the rear seat shell and the middle portion of the front cover shell, an NTC temperature sensor A5 which moves together with the front cover shell is embedded on a wall body A4 of the front cover shell A2 close to an article to be detected, the NTC temperature sensor A5 and the front cover shell move together, namely when the front cover shell swings, the NTC temperature sensor A5 can swing along with the front cover shell, one embodiment structure is that the NTC temperature sensor A5 and the front cover shell A2 are fixedly connected, and the heating mechanism can be in a mode of tight fit or glue bonding and the like; because the upper part of the front cover shell is hinged on the rear seat shell, the front cover shell can swing around the hinged shaft, and can continuously keep the front end surface of the NTC temperature sensor attached to the surface of a water heating container (a stainless steel kettle or a glass kettle and the like) under the action of the compression spring A3, so that the temperature sensing contact area is increased, and the temperature sensing accuracy is improved.

A buckle A21 is arranged at the lower part of the rear seat shell A1 to limit the position of the compression spring A3 pushing the lower part of the front cover shell A2; the temperature sensing mechanism A is arranged on the inner wall surface of the groove of the base A15.

The hinge structure is that the upper two sides of the front cover casing have round convex column A7 (other shapes of convex column are also available), the upper two sides of the rear seat casing A1 have runway type hole A8, the round convex column A7 is limited in the runway type hole A8, the axial lead position of the round convex column A7 deviates from the axial lead position of the compression spring, because the round convex column A7 is limited in the runway type hole A8, when in use, the front cover casing can be pushed by the water heating container, and has certain travel displacement and certain angle swing; the base A15 and the water heating container A19 are in working state, the axial lead position of the round convex column is higher than the position of the NTC temperature sensor, namely the round convex column is arranged at the upper part of the front cover shell, the NTC temperature sensor is arranged at the middle part of the front cover shell, and the compression spring is arranged at the middle lower part.

The wall body of the front housing, which is close to the object to be detected, is provided with a window A9, one side of the window, which is close to the object to be detected, is fixedly provided with a heat-conducting metal sheet A10, the heat-conducting metal sheet A10 is directly contacted with the surface of the water heating container, the heat-conducting metal sheet A10 adopts copper sheets and surface electroplating to be better, the thickness of the heat-conducting metal sheet A10 is 0.2-1mm, the surface of one side, which is far away from the object to be detected, of the heat-conducting metal sheet A10 is pasted with an NTC temperature sensor A5 wrapped by 3 layers of insulating paper A11, the periphery of the NTC temperature sensor is wrapped by 3 layers of insulating paper, the NTC temperature sensor wrapped by the insulating paper is in a tightly pressed state to remove air in the insulating paper, the influence of thermal resistance on the detection temperature is reduced, the insulating paper is wrapped on the periphery of the NTC temperature sensor, the upper end head and the lower end head of the insulating paper are tightly pressed, and only metal contact pins or wires extend out of the insulating paper; the surface of the insulating paper and the surface of the heat-conducting metal sheet are bonded through the heat-conducting silica gel, and the insulating paper is wrapped in the cavity covering the NTC temperature sensor and is in a tightly pressing state, so that the problem that the sensitivity of temperature detection is insufficient due to air isolation is avoided, meanwhile, a circuit structure (a complete isolation circuit in the prior art) electrically connected with the NTC temperature sensor can be reduced, and the manufacturing cost is reduced.

In one embodiment of a fixing structure of a heat conducting metal sheet a10, the heat conducting metal sheet a10 may be a rectangular copper sheet plated on the surface, and protruding legs a13 are provided on both sides of the copper sheet, the protruding legs extend into a slot a14 located on the wall body of the front housing and then bend to fix the heat conducting metal sheet on the front housing, and the bending directions of the two protruding legs a13 are opposite to each other, so that better fixation can be achieved.

For reasonable design, the rear seat shell is in a rectangular shell shape, the front shell is sleeved in the rear seat shell, and the upper part of the wall body of the front shell close to the object to be detected is provided with a wedge surface A20 which is beneficial to leading in the water heating container.

One end of the NTC temperature sensor, which extends out of the insulating paper, is connected with a wiring terminal, the wiring terminal is connected with a circuit, and a compression spring is arranged on the wall surface of the front cover shell, which is opposite to the rear seat shell.

In order to avoid dry burning of the water heater in the water-free state of the water heating container, the inner peripheral wall of the groove of the base A15 is provided with a temperature sensing mechanism A and a water level detection device A6, the temperature sensing mechanism A and the water level detection device A6 are arranged at intervals, the water level detection device A6 is the same as the main body structure of the temperature sensing mechanism A, the water level detection device A6 is arranged at the position between the front cover A2 or the front cover A2 and the rear base shell A1, and the water level detection device A6 can detect whether the water heating container has water or not by laser and infrared, or detect whether the water heating container has water or not by measuring a capacitance value, and the like.

According to the working principle of the water level detection mechanism, after a water heating container is placed into a base provided with the water level detection mechanism, a front cover shell on the water level detection mechanism is pushed by a compression spring, so that the front cover shell is tightly attached to the side surface of the water heating container, and due to the fact that a water level detection device which acts together with the front cover shell is embedded on a wall body, close to an object to be detected, of the front cover shell, a water level detection sensor is attached to the surface of the water heating container, even if the water heating container is slightly inclined, the water level detection mechanism can be kept in contact with the water heating container in a large area under the pushing of the compression spring, and the accuracy of temperature sensing is guaranteed.

The water level detection device a6 (or called as a capacitive water level detection device) comprises a bent metal sheet a16, a lead wire a17 and a water level detection module a18 (a seiyuan touch chip SC91F831 can be adopted, but the specific implementation is not limited to the use of the touch chip of the type), the bent metal sheet a16 is attached to one side surface of the front housing wall body far away from an object to be detected, the water level detection device a6 is a commercially available part in the prior art and is installed between the front housing a2 and the rear housing a1 to detect the water level in the water heating container, and the water heating container is prevented from being dried.

When the capacitive water level detection device is actually applied, the heating kettle A19 (glass kettle body) is made of an insulating material, the crutch-shaped metal sheet A16 is used as a water level detecting head and is electrically connected to an input port of a touch sensing chip SC91F831 on the water level detection module A18 through a lead A17, so that the capacitive water level detection device is formed, and the detection of whether the water amount in the glass kettle reaches the water level for starting heating or not is realized through the change of the capacitance value, so that dry burning is prevented.

The specific detection method of the capacitance type water level detection device is as follows:

when no water exists in the heating kettle A19, the medium on the inner wall of the glass kettle of the crutch-shaped metal sheet A16 is air, at the moment, the capacitance value measured by the capacitance detection circuit in the water level detection module A18 is within a preset anhydrous capacitance value interval, and the water level in the kettle is judged not to reach the low water level position, and the water level does not reach the starting heating or the heating unit is controlled by the control circuit to stop heating.

When water is added into the heating kettle A19 and the water level reaches the lowest water level line, the medium of the inner wall of the glass kettle, which is tightly attached to the bent metal sheet A16, is water, at the moment, the capacitance detected by the capacitance detection circuit is increased to reach a preset capacitance value interval with water, the water level in the kettle reaches the low water level line, the low water level is judged to be with water, and heating is started.

This application all glass's heating kettle A19 except that lid sealing washer and handle prevent scalding annular cover and heat insulating gasket other glass materials and make, the kettle body can be through grinding flat and printing heat-conducting layer with the bottom surface of electric heating board laminating, this heat-conducting layer shape can be concentric ring or the graininess of permutation, the shape of this heating kettle can be for the thin shell barrel of cylinder, or the bottom is the thin shell of cylinder, the upper portion is the thin shell basin body of back taper platform (forms the basin that is used for boiling food) etc..

The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the present invention.

Claims (10)

1. A full glass milk mixing device is characterized in that: including heating the base and establishing the kettle body on heating the base for full glass's heating kettle, be equipped with the electrical heating board of upper surface and the laminating of heating kettle bottom surface in the heating base, still be equipped with the recess form metal bowl that is used for holding electrical heating board in the heating base, the edge-supported of recess form metal bowl is on the step platform of heating base internal perisporium, and the bowl mouth position at recess form metal bowl is established to the electrical heating board.

2. The all-glass milker of claim 1, wherein: the inner surface of the groove-shaped metal bowl is sprayed with a dark paint layer.

3. The all-glass milker of claim 1, wherein: the handle and the kettle body of the heating kettle are made of glass integrally, annular sleeves are arranged at the positions, close to the kettle body, of the upper portion and the lower portion of the handle, and the inner ends of the annular sleeves are connected with heat insulation gaskets.

4. The all-glass milker according to claim 3, wherein: the handle is characterized in that the annular sleeve and the heat insulation gasket are silica gel or TPE, the cross section of the annular sleeve is in a rectangular tubular shape with four corners provided with inverted circles, the heat insulation gasket is in a rectangular sheet shape with four corners provided with inverted circles, a slot is formed in the inner sides, opposite to the two annular sleeves, of the two annular sleeves and the middle of the heat insulation gasket, and the slot is used for enabling the annular sleeve and the heat insulation gasket to be capable of being sleeved into the handle.

5. The all-glass milker of claim 1, wherein: the heating base is internally provided with a temperature sensing mechanism, the temperature sensing mechanism comprises a rear seat shell, a front cover shell, and a compression spring, wherein the upper part of the front cover shell is hinged to the rear seat shell, the compression spring is positioned between the rear seat shell and the middle part of the front cover shell, and an NTC temperature sensor which moves together with the front cover shell is embedded in a wall body of the front cover shell, which is close to an object to be detected.

6. The all-glass milker of claim 5, wherein: the upper portion both sides limit of preceding housing has round projection, the upper portion both sides limit of back seat shell has runway type hole groove, and round projection is spacing in runway type hole groove, the axial lead position of round projection deviates from the position of compression spring's axial lead.

7. The all-glass milker of claim 5, wherein: the wall body of the front housing, which is close to the object to be detected, is provided with a window, one side of the window, which is close to the object to be detected, is fixedly provided with a heat-conducting metal sheet, and the surface of one side of the heat-conducting metal sheet, which is far away from the object to be detected, is provided with an NTC temperature sensor wrapped by 3 layers of insulating paper.

8. The all-glass milker of claim 7, wherein: the NTC temperature sensor is wrapped by 3 layers of insulating paper, and the NTC temperature sensor wrapped by the insulating paper is in a tightly pressed state and used for exhausting air and reducing thermal resistance; the insulating paper is closely adhered to the surface of the heat-conducting metal sheet through the heat-conducting silica gel.

9. The all-glass milker of claim 7, wherein: the heat-conducting metal sheet is a copper sheet, the two side edges of the heat-conducting metal sheet are provided with protruding support legs, and the protruding support legs extend into the slotted holes in the wall body of the front housing and then are bent so as to fix the heat-conducting metal sheet on the front housing; the rear seat shell is in a rectangular shell shape, and the front shell is sleeved in the rear seat shell; and the upper part of the wall body of the front housing, which is close to the object to be detected, is provided with a wedge surface.

10. The all-glass milker of claim 1, wherein: the heating base is internally provided with a water level detection mechanism, the water level detection mechanism comprises a rear seat shell, a front housing, the upper portion of the front housing is hinged to the rear seat shell, and a compression spring is located between the rear seat shell and the middle portion of the front housing, and a water level detection device which moves together with the front housing is embedded in a wall body, close to an article to be detected, of the front housing.

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