CN210871180U

CN210871180U - Heating mixer

Info

Publication number: CN210871180U
Application number: CN201921662509.7U
Authority: CN
Inventors: 李一峰; 黄富华
Original assignee: Bear Electrical Appliance Co Ltd
Current assignee: Bear Electrical Appliance Co Ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-06-30
Anticipated expiration: 2029-09-29

Abstract

The utility model provides a heating stirrer, which comprises a base, a stirring cup and a detachable cup seat arranged at the lower end of the stirring cup, wherein the cup seat comprises a connecting sleeve and a bottom plate arranged in the connecting sleeve; the lower side surface of the bottom plate is provided with a temperature sensor, the connecting sleeve is provided with a first conducting ring and a second conducting ring which are respectively and electrically connected with two poles of the temperature sensor, and the top end surface of the base is provided with a first thimble and a second thimble; when the cup assembly is installed on the base, the bottom plate is in contact with the heating disc, the first ejector pin is in electrical contact with the first conducting ring, and the second ejector pin is in electrical contact with the second conducting ring. The utility model discloses realize that temperature sensor and base electrical property link to each other electrically conductive simple structure, and first thimble and the less outward appearance that can not influence whole product of second thimble overall dimension, temperature sensor's temperature testing result is comparatively accurate, is favorable to improving the operational reliability of heating mixer.

Description

Heating mixer

Technical Field

The utility model belongs to the technical field of domestic appliance and specifically relates to a heating mixer is related to.

Background

Chinese patent CN201820195604X discloses a novel heating wall breaking machine with temperature detection function, which comprises a cup body and a base, wherein the bottom of the cup body is provided with a crushing cutter component, the top of the base is provided with a heating component, the base is internally provided with a driving motor for driving the crushing cutter component and a control component for controlling the heating component and the driving motor, wherein, be close to the inside one side of cup on crushing cutter unit's the bottom surface and be equipped with temperature probe, the opposite side of crushing cutter unit bottom surface is equipped with the first conductive pin and the second conductive pin of being connected with the two poles of the earth of temperature probe respectively, heating element's top is equipped with first annular groove and second annular groove, be equipped with in the first annular groove with first conductive pin complex first electrically conductive ring, be equipped with in the second annular groove with the electrically conductive pin complex second electrically conductive ring, first electrically conductive ring and second electrically conductive ring all are connected with the control assembly electricity. The technical scheme has the following defects:

1. although the first conductive pin and the second conductive pin which are connected with the two poles of the temperature sensing probe are respectively electrically connected with the first conductive ring and the second conductive ring which are arranged at the top of the heating component, the temperature sensing probe is not required to be connected with the base through an electric wire so as to be convenient to use. However, the first conductive ring and the second conductive ring formed on the top of the heating element may increase the manufacturing process, which may result in a complex conductive structure of the temperature sensing probe.

2. When the bottom of the cup body is arranged on the base, the temperature sensing probe is in direct contact with the heating component to cause low temperature detection precision, so that the phenomenon of heating overflow caused by overheating possibly occurs in the heating process of the wall breaking machine, and the reliability is lower.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a simple structure and heating mixer of reliability preferred.

The utility model provides a heating stirrer, which comprises a base, a stirring cup and a detachable cup seat arranged at the lower end of the stirring cup, wherein the cup seat comprises a connecting sleeve and a bottom plate arranged in the connecting sleeve; the lower side surface of the bottom plate is provided with a temperature sensor, the connecting sleeve is provided with a first conducting ring and a second conducting ring which are respectively and electrically connected with two poles of the temperature sensor, the top end surface of the base is provided with a first thimble and a second thimble, and the first thimble and the second thimble are both electrically connected with the circuit board; when the cup assembly is installed on the base, the bottom plate is in contact with the heating disc, the first ejector pin is in electrical contact with the first conducting ring, and the second ejector pin is in electrical contact with the second conducting ring.

In one embodiment, the underside of the base plate has a heating zone which is arranged in a downward-convex manner and whose position corresponds to the position of the heating plate, the temperature sensor being located in the outer region of the heating zone.

In one embodiment, the top end face of the base is provided with a boss, and the heating disc is arranged in the boss; a cavity with an opening at the lower end is arranged between the bottom plate and the lower end of the connecting sleeve, and when the cup holder is arranged on the machine base 1, the lug boss extends into the cavity at the lower end of the connecting sleeve.

In one embodiment, the first ejector pin and the second ejector pin are both located on the outer side of the boss.

In one embodiment, the first conductive ring and the second conductive ring are both disposed on the lower end surface of the connecting sleeve, and a partition is disposed between a distal end of the first conductive ring and a distal end of the second conductive ring so that the first conductive ring is not electrically connected to the second conductive ring.

In one embodiment, the first conductive ring and the second conductive ring are both semicircular and are oppositely arranged on the lower end surface of the connecting sleeve.

In one embodiment, the first thimble and the second thimble are arranged in a central symmetry manner.

In one embodiment, the first conductive ring and the second conductive ring are both circular and are disposed on the lower end surface of the connecting sleeve, the outer diameter of the second conductive ring is smaller than the inner diameter of the first conductive ring, and an annular partition is disposed between the first conductive ring and the second conductive ring.

In one embodiment, the detachable mounting structure is arranged between the inner side wall of the connecting sleeve and the lower end of the stirring cup, the periphery of the bottom plate is provided with a sealing ring, and the lower end face of the stirring cup is pressed on the sealing ring when the connecting sleeve is mounted at the lower end of the stirring cup.

In one embodiment, a motor is arranged in the base 1, a stirring shaft is arranged on the upper side surface of the bottom plate, a stirring knife is arranged on the stirring shaft, and when the cup base is arranged on the base, a transmission shaft of the motor is in transmission connection with the stirring shaft so as to drive the stirring shaft to drive the stirring knife to rotate.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the heating stirrer disclosed by the utility model, the electric conduction structure for electrically connecting the temperature sensor and the base is simple, and the appearance of the whole product is not affected by the smaller overall dimension of the first thimble and the second thimble; in addition, temperature sensor establishes on the bottom plate of cup, thereby and be located the outside of the zone of heating temperature sensor can not direct with the dish contact that generates heat, can ensure to generate heat the dish and can not disturb temperature sensor to the detection of the interior culinary art temperature of stirring cup, the temperature measurement result is comparatively accurate to for frame control heat-generating body provides the basis, thereby can avoid appearing underfooting cooking, overcooking, overflow or dry combustion method and improve the reliability of heating the mixer.

Drawings

Fig. 1 is a schematic perspective view of a stand.

Fig. 2 is a perspective view of the cup assembly.

FIG. 3 is a schematic view of the internal structure of the heated blender with the cup assembly separated from the base.

Fig. 4 is a partial internal structural view of the cup assembly when mounted on the stand.

The reference numerals in the figures have the following meanings: 1-machine base, 11-boss, 12-heating plate, 13-heating body, 14-first thimble, 15-second thimble, 16-lower connector, 17-motor, 171-transmission shaft, 2-stirring cup, 3-cup base, 31-connecting sleeve, 311-inner skirt, 32-bottom plate, 321-heating zone, 322-sealing ring, 41-stirring knife, 42-stirring shaft, 43-upper connector, 5-temperature sensor, 61-first conducting ring, 62-second conducting ring and 63-partition.

Detailed Description

To further clarify the technical solutions and effects adopted by the present application to achieve the intended purpose, the following detailed description is given with reference to the accompanying drawings and preferred embodiments according to the present application. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1-4, the present invention discloses a heating mixer, which comprises: the heating device comprises a base 1, wherein a circuit board and a heating element 13 electrically connected with the circuit board are arranged in the base 1, and a heating disc 12 in contact connection with the heating element 13 is arranged on the top end surface of the base 1; the detachable cup assembly is arranged on the base 1 and comprises a stirring cup 2 and a detachable cup base 3 arranged at the lower tail end of the stirring cup 2, and the cup base 3 comprises a connecting sleeve 31 and a bottom plate 32 arranged in the connecting sleeve 31; a temperature sensor 5 provided on the lower side of the bottom plate 32; a first conductive ring 61 and a second conductive ring 62 disposed on the connecting sleeve 31, wherein the first conductive ring 61 and the second conductive ring 62 are electrically connected to two poles of the temperature sensor 5 respectively; the first ejector pin 14 and the second ejector pin 15 are arranged on the top end face of the base 1, and the first ejector pin 14 and the second ejector pin 15 are electrically connected with the circuit board; when the cup assembly is mounted on the base 1, the bottom plate 32 contacts the heating plate 12, the first thimble 14 is electrically connected to the first conductive ring 61, and the second thimble 15 is electrically connected to the second conductive ring 62, so that the circuit board obtains the temperature detection result of the temperature sensor 5 through the first thimble 14 and the second thimble 15, thereby providing a basis for the circuit board to control the heating element 13 to work.

The heating element 13 is generally an electric heating film, an electric heating tube or a resistance wire. For example, in the structure shown in fig. 4, the heating element 13 is an electric heating tube, and the electric heating tube is connected with the lower side surface of the heating plate 12 in a contact manner, or the electric heating tube is nested on the lower side surface of the heating plate 12. When the heating plate 12 works, heat energy is transferred to food in the stirring cup 2 through the heating plate 12 and the bottom plate 32 to realize steaming, boiling and heating cooking of the food. When heating the food in the stirring cup 2 and cooking, detect the culinary art temperature through temperature sensor 5 to for the work of circuit board control heat-generating body 13 provides the basis, avoid appearing undercuring, overcooking, overflow or dry combustion method. For example, when the temperature reaches 100 ℃, the heating plate 12 stops heating or the heating power of the heating plate 12 is reduced to prevent the food in the mixing cup 2 from overflowing due to overheating. How to obtain the temperature data through the temperature sensor and how to use the temperature data to control or regulate the operation of the heating element 12 is the common general knowledge of those skilled in the art, and the detailed description of the application is omitted.

In order to ensure good thermal contact between the heating plate 12 and the bottom plate 32, a central region of the lower side of the bottom plate 32 is protruded downward to form a heating region 321, the position of the heating region 321 corresponds to the position of the heating plate 12, and when the stirring cup 2 is mounted on the stand 1 through the cup holder 3, the heating region 321 and the heating plate 12 which are protruded downward are reliably connected in a contact manner.

In addition, the temperature sensor 5 is disposed at the lower side of the bottom plate 32 in the outer region of the heating area 321, so that the temperature sensor 5 is prevented from directly contacting the heating plate 12 as a heat source, which is beneficial to improving the accuracy of the detection result.

The connecting sleeve 31 and the bottom plate 32 are both of a fixedly connected structure or an integral structure. For example, the inner side wall of the connecting sleeve 31 has an inner skirt 311, and the periphery of the bottom plate 32 is fixed to the inner skirt 311. It is known to those skilled in the art that the inner sidewall of the connecting sleeve 31 and the lower end of the stirring cup 2 are detachably connected to each other by a snap-fit and a snap-fit hole, for example, between the inner sidewall of the connecting sleeve 31 and the lower end of the stirring cup 2. Furthermore, a sealing ring 322 is provided around the bottom plate 32, and when the connecting sleeve 31 is mounted on the lower end of the mixing cup 2, the lower end surface of the mixing cup 2 is pressed against the sealing ring 322, so that an open-top food container is formed between the mixing cup 2 and the bottom plate 32. Therefore, when the cup holder 3 is detached from the lower end of the stirring cup 2, the interior of the stirring cup 2 and the cup holder 3 can be conveniently cleaned, the operation is simple, and the improvement of the sanitary condition of the stirring machine is facilitated.

In order to improve the firmness of the cup assembly installed on the base 1, the cup assembly is prevented from shaking particularly during stirring operation, the noise can be reduced, and the use safety can be improved. In one embodiment, the top end surface of the engine base 1 is provided with a boss 11 which is arranged convexly, and the heating disc 12 is arranged in the boss 11; the bottom plate 32 is not installed at the lowest end of the connecting sleeve 31, so that a cavity with an open lower end is formed between the bottom plate 32 and the lower end of the connecting sleeve 31, and when the mixing cup 2 is installed on the base 1 through the cup holder 3, the boss 11 extends into the lower end of the connecting sleeve 31 to improve the firmness of the connection between the cup holder 3 and the base 1.

In one embodiment, the first conductive ring 61 and the second conductive ring 62 are disposed on the lower end surface of the connecting sleeve 31, and a partition 63 is disposed between the end of the first conductive ring 61 and the end of the second conductive ring 62 to electrically disconnect the first conductive ring 61 from the second conductive ring 62. Preferably, the partition 63 has a very small size, and the first conductive ring 61 and the second conductive ring 62 are both semicircular and oppositely disposed on the lower end surface of the connecting sleeve 31 when the size of the partition 63 is neglected. Correspondingly, the first thimble 14 and the second thimble 15 are disposed on the top end surface of the base 1 and located outside the boss 11, and the first thimble 14 and the second thimble 15 are symmetrically disposed with the boss 11 as a center, so that the cup holder 3 is mounted on the base 1 without a fixed mounting position, and the first conductive ring 61 and the second conductive ring 62 can be electrically connected to the first thimble 14 and the second thimble 15 at almost any positions.

In another embodiment, the first conductive ring 61 and the second conductive ring 62 may be circular and disposed on the lower end surface of the connecting sleeve 31, and the outer diameter of the second conductive ring 62 is smaller than the inner diameter of the first conductive ring 61, so that an annular partition 63 is formed between the first conductive ring 61 and the second conductive ring 62. At this time, the first thimble 14 and the second thimble 15 are disposed at corresponding positions on the top end surface of the base 1 and outside the boss 11, and any direction of the cup holder 3 mounted on the base 1 can ensure that the first thimble 14 and the second thimble 15 are respectively connected with the first conductive ring 61 and the second conductive ring 62 in an electrical contact manner.

The motor 17 is arranged in the machine base 1, the upper side surface of the bottom plate 32 is provided with a stirring shaft 42, and the stirring shaft 42 is provided with a stirring knife 41. When the cup holder 3 is mounted on the base 1, the transmission shaft 171 of the motor 17 is in transmission connection with the stirring shaft 42, so that the stirring shaft 42 is driven by the motor 17 to drive the stirring shaft 42 to drive the stirring knife 41 to rotate at a high speed, and food in the stirring cup 2 is cut up and uniformly stirred and mixed by the stirring knife 42. Preferably, an upper connector 43 fixedly connected to a lower end of the agitating shaft 42 is provided on a lower side of the base plate 32, and a lower connector 16 capable of being coupled to the upper connector 43 is provided on a top surface of the housing 1, the lower connector 16 being fixedly connected to an upper end of the driving shaft 171. Preferably, the glow plate 12 is located outside the lower connector 16, i.e., the lower connector 16 is provided at a central position of the glow plate 12. Thus, when the cup holder 3 is installed on the machine base 1, the lower connector 16 is coupled with the upper connector 43, and the motor 17 drives the stirring shaft 42 to drive the stirring blade 41 to rotate at a high speed through the cooperation of the lower connector 16 and the upper connector 43.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A heating stirrer comprises a base (1), a stirring cup (2) and a detachable cup base (3) arranged at the lower tail end of the stirring cup (2), wherein the cup base (3) comprises a connecting sleeve (31) and a bottom plate (32) arranged in the connecting sleeve (31), a circuit board and a heating body (13) electrically connected with the circuit board are arranged in the base (1), and a heating disc (12) in contact connection with the heating body (13) is arranged on the top end face of the base (1); the temperature sensor is characterized in that a temperature sensor (5) is arranged on the lower side surface of a bottom plate (32), a first conducting ring (61) and a second conducting ring (62) which are respectively and electrically connected with two poles of the temperature sensor (5) are arranged on a connecting sleeve (31), a first thimble (14) and a second thimble (15) are arranged on the top end surface of a machine base (1), and the first thimble (14) and the second thimble (15) are electrically connected with a circuit board; when the cup assembly is installed on the base (1), the bottom plate (32) is in contact with the heating plate (12), the first ejector pin (14) is in electrical contact with the first conductive ring (61), and the second ejector pin (15) is in electrical contact with the second conductive ring (62).

2. A heat mixer according to claim 1, characterized in that the underside of the base plate (32) is provided with a heating zone (321) which is arranged with a downward projection, the position of the heating zone (321) corresponding to the position of the heat generating plate (12), and the temperature sensor (5) is located in the outer region of the heating zone (321).

3. A heating and stirring machine as claimed in claim 1, wherein the top end face of the frame (1) is provided with a boss (11), and the heat generating plate (12) is provided in the boss (11); a cavity with an opening at the lower end is arranged between the bottom plate (32) and the lower end of the connecting sleeve (31), and when the cup holder (3) is arranged on the machine base (1), the boss (11) extends into the cavity at the lower end of the connecting sleeve (31).

4. A heating and mixing machine as claimed in claim 3, wherein the first thimble (14) and the second thimble (15) are located outside the boss (11).

5. A heating and stirring machine as claimed in claim 1, characterized in that the first conducting ring (61) and the second conducting ring (62) are arranged on the lower end face of the connecting sleeve (31), and a partition (63) is arranged between the end of the first conducting ring (61) and the end of the second conducting ring (62) so that the first conducting ring (61) and the second conducting ring (62) are not electrically connected.

6. A heating and mixing machine as claimed in claim 5, wherein the first conducting ring (61) and the second conducting ring (62) are semi-circular and are disposed opposite each other on the lower end face of the connecting sleeve (31).

7. A heating and mixing machine as claimed in claim 6, wherein the first thimble (14) and the second thimble (15) are arranged in a central symmetrical manner.

8. A heating and stirring machine as claimed in claim 1, characterized in that the first conducting ring (61) and the second conducting ring (62) are circular and are arranged on the lower end face of the connecting sleeve (31), the outer diameter of the second conducting ring (62) is smaller than the inner diameter of the first conducting ring (61), and an annular partition (63) is arranged between the first conducting ring (61) and the second conducting ring (62).

9. A heated mixer according to claim 1, characterised in that the adapter sleeve (31) has a releasable mounting between its inner side wall and the lower end of the mixing cup (2), and in that the base plate (32) is provided with a sealing ring (322) at its periphery, so that when the adapter sleeve (31) is mounted on the lower end of the mixing cup (2), the lower end face of the mixing cup (2) bears against the sealing ring (322).

10. A heating and stirring machine as claimed in any one of claims 1 to 9, wherein the motor (17) is provided in the base (1), the stirring shaft (42) is provided on the upper side of the base plate (32), the stirring blade (41) is provided on the stirring shaft (42), and when the cup holder (3) is mounted on the base (1), the transmission shaft (171) of the motor (17) is drivingly connected to the stirring shaft (42) to drive the stirring shaft (42) to rotate the stirring blade (41).