CN211933760U

CN211933760U - Household appliance with stirring function

Info

Publication number: CN211933760U
Application number: CN201922483458.8U
Authority: CN
Inventors: 赵海杰; 林曾龙; 赵百余
Original assignee: Zhejiang Dawei Electronic Co Ltd
Current assignee: Zhejiang Dawei Electronic Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-17
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a take stirring function's domestic appliance, including cup and base, the cup lower extreme has the portion of inserting, the base has the jack portion of pegging graft with the portion of inserting cooperation, be provided with respectively on portion of inserting and the jack portion along the last coupler of grafting direction coupling and lower coupler, the portion of inserting is including covering the casing of establishing at cup inner bag lower extreme, be formed with between casing and the cup inner bag lower extreme and hold the chamber, from the top down has set gradually heating disk, temperature detect switch, motor in holding the chamber, the heating tube that is fixed with the U type on the heating disk, the central point that temperature detect switch set up at U type heating tube puts, temperature detect switch is including the through-hole that is used for wearing to establish the motor output shaft, the output shaft of motor is connected with the stirring rake in the cup inner bag after passing the through-hole. The utility model discloses simple structure, cup lower part occupation space is little, and the operation is more stable.

Description

Household appliance with stirring function

Technical Field

The utility model relates to a take domestic appliance of stirring function.

Background

Take domestic appliance of stirring function on the market at present, for example, the mixer, the soybean milk machine, domestic appliance such as juice extractor all puts cup and the base of use including the cooperation generally, cup and base can carry out the dismouting, can realize the transmission of electric current and signal between cup and the base through the coupler between cup and the base, the last coupling driving medium that is provided with the stirring rake on the cup and is connected with the stirring rake, like the soybean milk machine, still can be provided with the blade on the stirring rake of type electrical apparatus such as broken wall machine usually, then be provided with the motor on the base and with motor output shaft's lower coupling driving medium, when the cup is put on the base, go up coupling driving medium and couple mutually between the coupling driving medium down, thereby make the motor can drive the stirring rake and rotate. For such electric appliances with additional heating function, the bottom of the cup body is also provided with elements such as a heating tube, a kick type temperature controller, a fuse and the like.

Because the motor of this kind of electrical apparatus of tradition all sets up on the base, must carry out the transmission through last coupling driving medium and lower coupling driving medium between motor and the stirring rake and connect, overall structure is complicated, spare part is more, and the coupling department between the upper and lower transmission coupling piece appears becoming flexible easily after long-term the use, leads to the complete machine to move unstably, produces the noise easily and rocks.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a take stirring function's domestic appliance, its simple structure, cup lower part occupation space is little, and the operation is more stable.

In order to achieve the purpose, the utility model provides a take stirring function's domestic appliance, including cup and base, the cup lower extreme has the portion of inserting, the base has the jack portion of pegging graft with the portion of inserting cooperation, be provided with respectively on portion of inserting and the jack portion along the last coupler and the lower coupler of grafting direction coupling, the portion of inserting is including covering the casing of establishing at cup inner bag lower extreme, be formed with between casing and the cup inner bag lower extreme and hold the chamber, from the top down set gradually heating plate, temperature detect switch, motor in holding the chamber, the heating tube that is fixed with the U type on the heating plate, the central point that temperature detect switch set up at U type heating tube puts, temperature detect switch is including the through-hole that is used for wearing to establish the motor output shaft, the output shaft of motor is connected with the stirring rake in the cup inner bag after passing the through-hole.

The utility model has the advantages that: the temperature control switch is used for replacing elements such as the conventional snap-action temperature controller, the fuse and the like, and the whole circuit has the advantages of simple connection structure, fewer parts and convenient assembly. With the motor setting in the appearance chamber between cup inner bag and casing, the output shaft of motor can pass through temperature detect switch's through-hole and directly be connected with the stirring rake, need not complicated transmission structure, therefore the rotation of stirring rake is more stable, is difficult to appear rocking and the noise, adopts above-mentioned structural layout to make cup substructure more compact in addition, has more practicality and aesthetic property.

Furthermore, the temperature control switch comprises an annular base and a tray, the tray is arranged at the upper end of the base and is fixedly connected with the heating disc, the temperature control switch comprises an on-off assembly, the on-off assembly comprises a heat-sensitive elastic sheet, a ceramic rod, a movable contact sheet and a static contact sheet which are matched with each other for on-off, the heat-sensitive elastic sheet is arranged on the tray and is in heat conduction connection with the heating disc, and the ceramic rod is movably arranged on the base and is respectively abutted between the movable contact sheet and the heat-sensitive elastic sheet.

The further setting brings the following effects: the heat of dish that generates heat can conduct to the temperature sensing shell fragment on, can produce deformation when the temperature of temperature sensing shell fragment reaches the threshold value, can drive movable contact and static contact phase separation through the ceramic stick, when establishing ties the break-make subassembly on heating circuit, can realize that overheated back is automatic to the heating circuit disconnection, realizes the temperature control function.

Furthermore, the temperature control switch comprises a power-off prevention reset component, the power-off prevention reset component comprises a swing rod, an elastic compression bar and a push rod, the swing rod is arranged on the base in a swinging manner and comprises an extension arm, the lower end of the push rod penetrates through the base and then extends downwards from the lower end of the base, one end of the elastic pressure bar is fixed with the base, the other end of the elastic pressure bar is elastically propped against the upper end of the push rod and presses the push rod downwards, the push rod is driven to move upwards based on the acting force generated when the inserting part and the inserting hole part are spliced, the extension arm is pressed above the elastic pressure rod based on gravity, the other end of the elastic pressure lever can push the extension arm to swing upwards when swinging upwards, the swing rod also comprises a limit part which is matched and locked with the movable contact piece, the limiting part can swing upwards along with the extension arm and simultaneously is inserted into the motion path of the movable contact piece, and limits the movable contact piece to move only in the direction far away from the static contact piece.

The further setting brings the following effects: when the cup body inserting portion and the jack portion are connected in an inserting mode, the push rod can be driven to move upwards, the other end of the elastic pressure rod is further pushed to swing upwards, the extension arm is further pushed to swing upwards, when the extension arm swings upwards, the limiting portion is inserted into a motion path of the movable contact piece and limits the movable contact piece to move only in a direction away from the static contact piece, therefore, the movable contact piece can be prevented from being reset along with the temperature-sensitive elastic piece after being disconnected with the static contact piece and being contacted with the static contact piece again, and the potential safety hazard caused by repeated heating and even dry burning of the household appliance can be. When inserting portion and grafting portion phase separation, the elasticity packing force based on the gravity of pendulum rod, push rod and the elasticity depression bar other end makes the extension arm swing downwards, breaks away from on the motion path of messenger spacing portion driven contact piece, makes movable contact piece and static contact piece contact of can reseing to make electrical apparatus can continue to heat and use.

Furthermore, a transmission rod capable of moving up and down is arranged in the accommodating cavity, the upper end of the transmission rod is abutted against the lower end of the push rod, and the lower end of the transmission rod extends out of the lower end of the shell of the inserting part.

The further setting brings the following effects: the transmission rod can be pushed to move upwards when the insertion part and the jack part are spliced, and then the push rod can be pushed to move upwards.

Furthermore, a spring for the downward return of the transmission rod is arranged between the upper end of the transmission rod and the base in a propping manner.

The further setting brings the following effects: the effect that the push rod and the transmission rod are reset downwards and extend out can be improved, and the movable contact piece can be smoothly unlocked by the limiting part.

Furthermore, the patchhole that cup joints with the cooperation of push rod lower extreme is seted up to the transfer line upper end, be provided with the butt post with the cooperation butt of push rod lower extreme in the patchhole, be formed with the annular around the butt post, the upper end cover of spring is established in the push rod outside and with base lower extreme butt, and the lower extreme of spring inlays the dress in the annular.

The further setting brings the following effects: the connecting effect of the push rod and the transmission rod is increased, so that the spring can keep stable operation.

Further, a thermistor in heat conduction connection with the heating disc is arranged on the tray.

The further setting brings the following effects: the thermistor can be used for detecting the temperature of the heating plate.

Drawings

FIG. 1 is a block diagram of an embodiment of the present invention;

FIG. 2 is a view showing a structure of an insertion portion according to an embodiment of the present invention;

FIG. 3 is a diagram of a base structure according to an embodiment of the present invention;

FIG. 4 is a schematic view of the assembly of the components in the chamber according to the embodiment of the present invention;

fig. 5 is an assembly schematic diagram of a temperature control switch in the embodiment of the present invention;

FIG. 6 is an overall structure diagram of the temperature control switch according to the embodiment of the present invention;

fig. 7 is a schematic structural diagram of a temperature control switch according to an embodiment of the present invention;

FIG. 8 is a schematic view showing the arrangement of the push rod, the elastic compression bar and the movable and static contact pieces;

fig. 9 is an assembly diagram of the transmission rod according to the embodiment of the present invention.

Detailed Description

The embodiment of the household appliance with stirring function of the utility model is shown in figures 1-9: comprises a cup body 1 and a base 2, the lower end of the cup body 1 is provided with an insertion part 11, the base 2 is provided with a jack part 21 which is matched and inserted with the insertion part 11, the insertion part 11 and the jack part 21 are respectively provided with an upper coupler 12 and a lower coupler 22 which are coupled along the insertion direction, the insertion part 21 comprises a shell 13 which is covered at the lower end of an inner container of the cup body 1, a containing cavity is formed between the shell 13 and the lower end of the inner container of the cup body 1, a heating disc 14, a temperature control switch 15 and a motor 16 are sequentially arranged in the containing cavity from top to bottom, a U-shaped heating tube 17 is fixed at the bottom of the heating disc 14, the temperature control switch 15 is arranged at the central position of the U-shaped heating tube 17 (as shown in figure 5), the temperature control switch 15 comprises a through hole 151 which is used for penetrating an output shaft of the motor 16, the output shaft of the motor 16 is connected with a, the stirring paddle 18 refers to a paddle having a stirring or cutting function.

The temperature control switch 15 comprises an annular base 152 and a tray 153, the tray 153 is arranged at the upper end of the base 152 and is used for being fixedly connected with the heating plate 14, the temperature control switch 15 comprises an on-off component, the on-off component comprises a heat-sensitive elastic sheet 154, a ceramic rod 155, a movable contact 156 and a static contact 157 which are matched with each other for on-off, the heat-sensitive elastic sheet 154 is arranged on the tray 153 and is connected with the heating plate 14 in a heat conduction way, the ceramic rod 155 is movably arranged on the base 152 and is respectively abutted between the movable contact 156 and the heat-sensitive elastic sheet 154, the movable contact piece 156 is positioned below the static contact piece 157 and is pressed on the static contact piece 157 upwards, the heat-sensitive elastic piece 154 generates deformation when reaching the temperature threshold value and drives the movable contact piece 156 to be separated from the static contact piece 157 through the ceramic rod 155, when the temperature is restored, the movable contact piece 156 is restored by its own elasticity and electrically connected to the stationary contact piece 157 again.

The temperature controlled switch 15 comprises a power-off prevention reset component, the power-off prevention reset component comprises a swing rod 191, an elastic pressure rod 192 and a push rod 193, the swing rod 191 is arranged on the base 152 in a swinging mode, the swing rod 191 comprises an extension arm 194, the lower end of the push rod 193 penetrates through the base 152 and then extends downwards from the lower end of the base 152 and further extends out from the lower end of the shell 13 of the insertion part 21, one end of the elastic pressure rod 192 is fixed with the base 152, the other end of the elastic pressure rod 192 elastically abuts against the upper end of the push rod 193 and presses the push rod 193 downwards, the push rod 193 is driven to move upwards based on the acting force generated when the insertion part 11 is inserted into the insertion hole part 21, the extension arm 194 abuts against the upper portion of the elastic pressure rod 192 based on gravity, the other end of the elastic pressure rod 192 can push the extension arm 194 to swing upwards when swinging upwards, the swing rod 191 further comprises, the stopper 195 is capable of swinging upward with the extension arm 194 while being inserted into the moving path of the movable contact piece 156 and restricts the movable contact piece 156 from moving only in a direction away from the stationary contact piece 157.

In this embodiment, the position-limiting portion 195 is a wedge-shaped structure, and one side of the position-limiting portion 195 is disposed opposite to the movable contact 156 and the other side of the position-limiting portion 195 is disposed opposite to the movable contact 156, and when the position-limiting portion 195 is inserted into the moving path of the movable contact 156, the movable contact 156 forms a one-way position-limiting fit, and the one-way position-limiting fit is mainly based on that the movable contact 156 can be driven to deform by an acting force and move continuously beyond the position-limiting portion 195 when moving away from the fixed contact 157 and abutting against one side of the position-limiting portion 195, and on the contrary, the movable contact 156 does not deform and cannot move continuously beyond the position-limiting portion 195 when moving towards the fixed contact 157 and abutting against the other side of the position-limiting portion 195, so that after the movable contact 156 and the fixed contact 157 are separated and disconnected, the movable contact 156 does not reset again and is in contact with the fixed contact, and only after the acting force of the push rod 193 moving, only when the swing rod 191 swings and the limiting part 195 is disengaged from the moving path of the movable contact piece 156, the movable contact piece 156 can be reset again and be contacted with the static contact piece 157 again.

In practical implementation, the push rod 193 can be directly extended and extend downwards from the lower end of the insertion portion 11, but for convenience of assembly, as shown in fig. 4 and 9, the cavity is provided with the transmission rod 3 capable of moving up and down, the upper end of the transmission rod 3 abuts against the lower end of the push rod 193, the lower end of the transmission rod 3 extends from the lower end of the housing 13 of the insertion portion 21, the transmission rod 3 has the capability of automatically returning downwards and extending from the lower end of the insertion portion 21 under the self, the gravity of the push rod 193 and the elastic force of the elastic pressure rod 52, but in order to improve the return effect of the transmission rod 3, a spring 4 for returning the transmission rod 3 downwards is further arranged between the upper end of the transmission rod 3 and the base 152 in an abutting manner, the upper end of the transmission rod 3 is provided with an insertion hole 31 in which the lower end of the push rod 193 is in abutting contact with, an annular groove, the upper end of the spring 4 is sleeved outside the push rod 193 and is abutted against the lower end of the base 15, the lower end of the spring 4 is embedded in the annular groove 33, the lower end of the transmission rod 3 is provided with a small end 34, the small end 34 is matched with the size of a hole in the lower end of the insertion part shell 13 and can penetrate through the hole to extend downwards from the lower end of the insertion part, and the lower end 34 can play a limiting role with the transmission rod 3 to prevent the whole hole of the transmission rod 3 from falling off downwards.

The tray 153 is provided with a thermistor 158 in heat conduction connection with the heating plate 14, and the thermistor 158 can sense temperature and output a temperature signal.

The above embodiment is only one of the preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.

Claims

1. The utility model provides a take stirring function's domestic appliance, includes cup and base, the cup lower extreme has the portion of inserting, the base has the jack portion of pegging graft with the portion of inserting cooperation, be provided with respectively on portion of inserting and the jack portion along the last coupler of grafting direction coupling and lower coupler, its characterized in that: the heating device is characterized in that the inserting portion comprises a shell covering the lower end of the cup body liner, a containing cavity is formed between the shell and the lower end of the cup body liner, a heating disc, a temperature control switch and a motor are sequentially arranged in the containing cavity from top to bottom, a U-shaped heating tube is fixed on the heating disc, the temperature control switch is arranged at the center of the U-shaped heating tube and comprises a through hole for penetrating through an output shaft of the motor, and the output shaft of the motor is connected with a stirring paddle in the cup body liner after penetrating through the through hole.

2. Household appliance with stirring function according to claim 1, characterized in that: the temperature control switch comprises an annular base and a tray, the tray is arranged at the upper end of the base and is fixedly connected with the heating disc, the temperature control switch comprises an on-off assembly, the on-off assembly comprises a heat-sensitive elastic sheet, a ceramic rod, a movable contact sheet and a static contact sheet which are matched with each other for on-off, the heat-sensitive elastic sheet is arranged on the tray and is in heat conduction connection with the heating disc, and the ceramic rod is movably arranged on the base and is respectively abutted between the movable contact sheet and the heat-sensitive elastic sheet.

3. Household appliance with stirring function according to claim 2, characterized in that: the temperature control switch comprises a power-off prevention reset component, the power-off prevention reset component comprises a swing rod, an elastic compression bar and a push rod, the swing rod is arranged on the base in a swinging manner and comprises an extension arm, the lower end of the push rod penetrates through the base and then extends downwards from the lower end of the base, one end of the elastic pressure bar is fixed with the base, the other end of the elastic pressure bar is elastically propped against the upper end of the push rod and presses the push rod downwards, the push rod is driven to move upwards based on the acting force generated when the inserting part and the inserting hole part are spliced, the extension arm is pressed above the elastic pressure rod based on gravity, the other end of the elastic pressure lever can push the extension arm to swing upwards when swinging upwards, the swing rod also comprises a limit part which is matched and locked with the movable contact piece, the limiting part can swing upwards along with the extension arm and simultaneously is inserted into the motion path of the movable contact piece, and limits the movable contact piece to move only in the direction far away from the static contact piece.

4. Household appliance with stirring function according to claim 3, characterized in that: a transmission rod capable of moving up and down is arranged in the containing cavity, the upper end of the transmission rod is abutted against the lower end of the push rod, and the lower end of the transmission rod extends out of the lower end of the shell of the inserting portion.

5. Household appliance with stirring function according to claim 4, characterized in that: and a spring for the downward reset of the transmission rod is arranged between the upper end of the transmission rod and the base in a propping manner.

6. Household appliance with stirring function according to claim 5, characterized in that: the patchhole that cup joints with the cooperation of push rod lower extreme is seted up to the transfer line upper end, be provided with the butt post with the cooperation butt of push rod lower extreme in the patchhole, be formed with the annular around the butt post, the upper end cover of spring is established in the push rod outside and with base lower extreme butt, and the lower extreme of spring inlays the dress in the annular.

7. The household appliance with stirring function as claimed in any one of claims 2 to 6, wherein: and the tray is provided with a thermistor in heat conduction connection with the heating disc.