CN219913484U - Take waterproof construction's little kitchen treasured - Google Patents

Abstract

The utility model discloses a kitchen appliance with a waterproof structure, which comprises a shell and a digital display component arranged in the shell, wherein a through hole for allowing a digital display board of the digital display component to be exposed is formed in the surface of the shell; the digital display component comprises an annular frame assembled in the through hole, and the digital display board is arranged in a channel of the annular frame; and a first sealing ring is arranged between the annular frame and the through hole, and a second sealing ring is arranged between the digital display board and the inner peripheral wall of the channel. In the technical scheme, the gap between the annular frame and the through hole is sealed by the first sealing ring, and the gap between the digital display board and the annular frame is sealed by the second sealing ring, so that the problem that water enters the kitchen knife and the digital display component to corrode various electric components due to poor sealing when the kitchen knife is in a humid environment or the hand of an operator is used for holding the digital display board, and the problem that the circuit is short-circuited or the digital display component is damaged due to false starting is effectively avoided.

Description

Take waterproof construction's little kitchen treasured

Technical Field

The utility model relates to the technical field of electric heating water supply equipment for kitchens, in particular to a kitchen appliance with a waterproof structure.

Background

The kitchen appliance is one of electric water heaters, and has the characteristics of small volume, instant heating and the like, so that the kitchen appliance is favored by consumers. A digital display board is generally designed on the kitchen appliance, and the kitchen appliance has the functions of adjusting heating temperature, heating time, opening and closing by touch control. The kitchen appliance is generally in a relatively moist environment, and particularly, a user cannot avoid using a hand with water to touch the operation display panel, so that the problem that water flow permeates into the kitchen appliance to erode an internal PCB (printed Circuit Board) is caused, the situation that touch is failed or even the circuit is started by mistake due to short circuit can be caused later, and the problem that the internal body pressure-bearing explosion is caused by continuous injection of water flow into an internal water storage cavity after the false start is seriously caused.

Disclosure of Invention

The utility model aims to provide a kitchen appliance with a waterproof structure, which is used for overcoming at least one of the technical defects.

The specific technical scheme is as follows:

the kitchen appliance with the waterproof structure comprises a shell and a digital display component arranged in the shell, wherein a through hole for allowing a digital display board of the digital display component to be exposed is formed in the surface of the shell;

the digital display component comprises an annular frame assembled in the through hole, and the annular frame is provided with a channel for embedding the digital display board;

and a first sealing ring is arranged between the annular frame and the through hole, and a second sealing ring is arranged between the digital display board and the inner peripheral wall of the channel.

Preferably, the outer periphery of the annular frame is provided with an annular groove for accommodating the first sealing ring, an annular flange is formed on the inner wall of the shell in an extending mode at the position surrounding the through hole, and the annular flange is embedded in the annular groove and abuts against the first sealing ring.

Preferably, an annular groove is formed in the periphery of the digital display board in an indent mode, the second sealing ring is embedded in the annular groove, and the outer edge of the second sealing ring abuts against the inner side wall of the channel of the annular frame.

Preferably, the inner side wall of the channel is also provided with an annular bulge extending inwards for abutting against the outer edge of the digital display board and the outer edge of the second sealing ring.

Preferably, the shell comprises a front shell and a rear shell which are spliced front and back, wherein the inner bottom surface of the rear shell is fixedly provided with the broadcaster, and the outer surface of the rear shell is provided with at least one track outlet opposite to the broadcaster.

Preferably, a water flow sensor is further installed in the shell, the water flow sensor comprises a sensor body and a pressure relief device, an installation cavity for accommodating the pressure relief device is formed in the sensor body, and the installation cavity is communicated with a liquid flow channel of the water flow sensor body through a pressure relief hole.

Preferably, the pressure relief device is detachably assembled in the mounting cavity and comprises a pressure relief plug capable of moving forwards and backwards in the direction facing the pressure relief hole and an elastic component for providing a pretightening force facing the pressure relief hole for the pressure relief plug;

the front end face of the pressure relief plug is provided with a plugging head matched with the shape of the pressure relief hole, and the pressure relief plug is provided with a plugging state in which the plugging head is kept in the pressure relief hole and a pressure relief state in which the plugging head is separated from the pressure relief hole, so that a pressure relief function is provided when the kitchen appliance is abnormal or started by mistake and the internal pressure is overlarge.

Preferably, an annular boss arranged around the pressure relief hole is formed on the inner bottom surface of the mounting cavity in a protruding mode, and in a blocking state, the upper end face of the annular boss abuts against the front end face of the pressure relief plug to jointly form an end face sealing structure, and the inner side wall of the annular hole of the annular boss abuts against the outer peripheral wall of the blocking head to jointly form a side face sealing structure.

Preferably, the pressure relief device further comprises a sealing cover and a fixing frame, wherein the sealing cover is provided with at least one liquid flow outlet and can be detachably assembled in the mounting cavity, the front end of the fixing frame is provided with a mounting groove for assembling the pressure relief plug, and two ends of the elastic component are respectively propped against the rear end face of the fixing frame and the front end face of the sealing cover, so that the pressure relief device can be detachably assembled in the mounting cavity and the pressure relief plug can be allowed to move in the front-back direction.

Preferably, the inner peripheral wall of the mounting cavity is provided with internal threads, and the outer peripheral wall of the sealing cover is provided with external threads matched with the internal threads, so that the pretightening force of the elastic member can be adjusted by adjusting the position of the sealing cover assembled in the mounting cavity.

The beneficial effects of the technical scheme are that:

(1) The kitchen cabinet with the waterproof structure comprises a shell and a digital display assembly, wherein the digital display assembly comprises an annular frame, a digital display plate, a first sealing ring and a second sealing ring, a gap between the annular frame and a through hole is sealed by the first sealing ring, and a gap between the digital display plate and the annular frame is sealed by the second sealing ring, so that the kitchen cabinet is not damaged due to poor sealing when the kitchen cabinet is in a humid environment or an operator takes hands and moves the digital display plate, water enters the kitchen cabinet and the digital display assembly to corrode electrical components, and the problem that a circuit is short-circuited or started by mistake is effectively avoided.

(2) The pressure release plug has the shutoff state that the shutoff head keeps in the pressure release downthehole and the shutoff head deviate from the pressure release state in pressure release hole, can provide the pressure release function when little kitchen is precious unusual or the mistake starts and internal pressure is too big.

Drawings

FIG. 1 is a perspective view of a kitchen appliance with a waterproof structure according to the present utility model;

FIG. 2 is a perspective view of another view of the kitchen appliance with a waterproof structure according to the present utility model;

FIG. 3 is a perspective view of the kitchen knife with the waterproof structure, after the front shell is detached;

FIG. 4 is a side sectional view of the kitchen appliance with waterproof structure of the present utility model;

FIG. 5 is a partial exploded view of the digital display assembly of the kitchen appliance with a waterproof structure of the utility model;

FIG. 6 is a perspective view of the front housing of the kitchen appliance with waterproof structure of the present utility model;

FIG. 7 is a partially cut-away exploded view of the water flow sensor in the kitchen sink with waterproof structure of the present utility model;

FIG. 8 is a side sectional view of the water flow sensor with waterproof structure for kitchen use in accordance with the present utility model;

FIG. 9 is an enlarged view of a portion I of FIG. 6;

fig. 10 is an exploded view of the pressure relief device in the kitchen appliance with the waterproof structure.

Detailed Description

In order to make the technical means, the creation features, the achievement of the purpose and the effect of the present utility model easy to understand, the present utility model is specifically described below with reference to the accompanying drawings. And defines the bottom-up direction as shown in the paper surface of fig. 4 as the back-to-front direction of the kitchen sink in this embodiment. And for the water flow sensor, the direction from the cover to the blocking head is defined as a back-to-front direction.

Referring to fig. 1 to 10, the kitchen appliance with a waterproof structure provided in this embodiment includes a housing 1, a digital display assembly 2 disposed inside the housing 1, and a through hole 13 formed on a surface of the housing 1 for allowing a digital display board 21 of the digital display assembly 2 to be exposed; wherein, the liquid crystal display device comprises a liquid crystal display device,

the digital display assembly 2 comprises an annular frame 22 assembled in the through hole 13, the digital display plate 21 is installed in a channel 26 of the annular frame 22, a first sealing ring 5 is arranged between the annular frame 22 and the through hole 13, and a second sealing ring 6 is arranged between the digital display plate 21 and the inner peripheral wall of the channel 26.

Based on the technical scheme, the kitchen cabinet with the waterproof structure comprises a shell 1 and a digital display assembly 2, the digital display assembly 2 comprises an annular frame 22, a digital display plate 21, a first sealing ring 5 and a second sealing ring 6, a gap between the annular frame 22 and a through hole 13 is sealed by the first sealing ring 5, and a gap between the digital display plate 21 and the annular frame 22 is sealed by the second sealing ring 6, so that the kitchen cabinet is in a humid environment or when an operator takes hands and moves the digital display plate 21, water can not enter the kitchen cabinet and the digital display assembly 2 to corrode various electrical components due to poor sealing, and the problem that a circuit is short-circuited or started by mistake to be damaged is effectively avoided.

In a preferred embodiment, as shown in fig. 3 to 5, the outer periphery of the annular frame 22 is formed with an annular groove 23 for accommodating the first sealing ring 5, an annular flange 14 is formed on the inner wall of the housing 1 at a position around the through hole 13, and the annular flange 14 is embedded in the annular groove 23 and abuts against the first sealing ring 5 to form a more reliable sealing structure.

As a further preferred embodiment, an annular groove 24 is concavely formed on the outer periphery of the digital display board 21, and the second sealing ring 6 is embedded in the annular groove 24, and the outer edge of the second sealing ring 6 abuts against the inner side wall of the channel 26 of the annular frame 22, so as to form a sealing structure with better sealing effect. Further, the inner sidewall of the channel 26 further has an annular protrusion 25 extending in an inward direction for abutting against the outer edge of the digital display board 21 and the outer edge of the second sealing ring 6, so that the overall installation structure is more stable and the sealing effect is better.

In addition, the digital display board 21 is further provided with a display interface and a key 28 for touch control, the PCB of the digital display assembly 2 is mounted inside the housing 1, the PCB is provided with a contact and a spring 27 for touch control, and the upper end of the spring 27 abuts against the key 28 and is basically consistent with the structure of the existing digital display assembly 2, so that redundant description is omitted here.

In a preferred embodiment, as shown in fig. 2 and 3, the housing 1 includes a front housing 11 and a rear housing 12 that are spliced front and rear, the inner bottom surface of the rear housing 12 is further fixedly provided with a sound emitter 7, and the outer surface of the rear housing 12 is provided with at least one sound channel outlet 8 opposite to the sound emitter 7, so as to play information such as a temperature value set by a touch operation, a current temperature value, an on-off signal, and an alarm.

In a preferred embodiment, as shown in fig. 3 and fig. 7 to 10, a water flow sensor is further installed in the housing 1, the water flow sensor includes a sensor body 3 and a pressure relief device 4, a mounting cavity 34 for accommodating the pressure relief device 4 is formed on the sensor body 3, and the mounting cavity 34 is communicated with a liquid flow channel of the water flow sensor body 3 through a pressure relief hole 31.

It should be noted that, in the present embodiment, the water flow sensor is used as a water inlet component and has a water inlet end extending out of the rear housing 12 and a water outlet end connected to the water storage cavity in the housing 1, and the main structure of the water flow sensor is identical to that of the existing water flow sensor, so that the redundant description is omitted here.

As a further preferred embodiment, the pressure relief device 4 is detachably assembled in the installation cavity 34, the pressure relief device 4 comprises a pressure relief plug 41 capable of moving back and forth towards the direction of the pressure relief hole 31, and an elastic member 43 for providing a pretightening force towards the direction of the pressure relief hole 31 to the pressure relief plug 41, the front end surface of the pressure relief plug 41 is provided with a plugging head 45 with a shape matched with the pressure relief hole 31, and the pressure relief plug 41 is provided with a plugging state that the plugging head 45 is kept in the pressure relief hole 31 and a pressure relief state that the plugging head 45 is pulled out of the pressure relief hole 31, so as to provide a pressure relief function when the kitchen appliance is abnormally or mistakenly started and the internal pressure is overlarge.

In a specific application, under the normal use state or the shutdown state of the kitchen waste, the plugging head 45 of the pressure release plug 41 is kept in the pressure release hole 31 under the action of the pretightening force of the elastic member 43 and is used as a plugging member, when the kitchen waste is abnormally or wrongly started, the internal pressure of the kitchen waste is suddenly increased to enable the machine body to bear pressure, the water flow flowing into the pressure release hole 31 under the action of the pressure pushes the plugging head 45 to be separated, the water flow can flow out of the kitchen waste through the pressure release device 4 to realize the pressure release function, and after the kitchen waste is recovered to be normal, the elastic member 43 extruded by the water flow is reset and pushes the plugging head 45 to be pushed into the pressure release hole 31 again to realize the plugging and sealing effect, so that the pressure release device 4 can provide the pressure release function when the kitchen waste is abnormally or wrongly started, and the plugging head 45 is configured in the pressure release hole 31, and the sealing performance is better under the normal state.

In a preferred embodiment, as shown in fig. 7 to 9, an annular boss 32 arranged around the pressure release hole 31 is formed on the inner bottom surface of the installation cavity 34 in a protruding manner, and in the plugged state, the upper end surface of the annular boss 32 abuts against the front end surface of the pressure release plug 41 to jointly form an end surface sealing structure, and the inner side wall of the annular hole of the annular boss 32 abuts against the outer peripheral wall of the plugging head 45 to jointly form a side surface sealing structure, so that the sealing effect can be effectively improved.

As a further preferred embodiment, an annular inclined surface 48 is formed on the outer periphery of the blocking plug 45 at a position adjacent to the front end surface of the pressure relief plug 41, and an annular slope 33 matched with the annular inclined surface 48 in shape is formed on the inner side wall of the annular hole of the annular boss 32, so as to play a role in guiding and further enhancing the side sealing effect.

In a preferred embodiment, the pressure relief device 4 further includes a cover 44 and a fixing frame 42, the cover 44 has at least one fluid outlet 47 and is detachably mounted in the mounting cavity 34, the front end of the fixing frame 42 has a mounting groove 421 for mounting the pressure relief plug 41, and two ends of the elastic member 43 respectively abut against the rear end face of the fixing frame 42 and the front end face of the cover 44, so as to detachably mount the pressure relief device 4 in the mounting cavity 34 and allow the pressure relief plug 41 to move in the front-rear direction. Further, the inner peripheral wall of the mounting cavity 34 has an internal thread, and the outer peripheral wall of the cover 44 has an external thread matching the internal thread, so as to allow the pre-tightening force of the elastic member 43 to be adjusted by adjusting the position where the cover 44 is fitted into the mounting cavity 34. The threaded connection may be implemented by other means, such as, but not limited to, a snap, etc.

As a further preferred embodiment, the elastic member 43 is a spring, the rear end surface of the fixing frame 42 is further provided with a protruding column 46 for sleeving the spring, and the front end surface of the cover 44 is provided with a groove 49 for accommodating the spring. Obviously, the elastic member 43 may be another member such as an elastic rubber column, and is not limited thereto.

As a further preferred embodiment, the pressure release plug 41 is made of a silicone material, and has a good sealing property. Meanwhile, the front end surface of the pressure relief plug 41 can also be coated with the annular boss 32 in a mode of designing an annular convex edge so as to achieve a better sealing effect. Further, the number of the liquid outlets 47 is plural and penetrates the groove 49 and the outside of the installation cavity 34 to flow out the water supply flow in the pressure release state.

In addition, when the kitchen appliance is started abnormally or by mistake such as electromagnetic interference, water flow is continuously and excessively injected into the internal water storage cavity to generate the problem of overlarge pressure on the machine body, and at the moment, the blocking head 45 is pushed up by the water flow in the pressure relief hole 31 to relieve pressure. And the water flow sensor is used as a water inlet component, so that the problem of overlarge water pressure can be solved as early as possible, and the sealing function is ensured due to the end face sealing and side face sealing effects of the sealing head 45 in normal use. The water flow sensor is a common component, so the basic mechanism and the function are omitted.

The foregoing description of the preferred embodiment of the utility model is merely illustrative of the utility model and is not intended to be limiting. It will be appreciated by persons skilled in the art that many variations, modifications, and even equivalents may be made thereto without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims (10)

1. The kitchen appliance with the waterproof structure comprises a shell (1) and a digital display assembly (2) arranged in the shell (1), wherein a through hole (13) for allowing a digital display plate (21) of the digital display assembly (2) to be exposed is formed in the surface of the shell (1); it is characterized in that the method comprises the steps of,

the digital display assembly (2) comprises an annular frame (22) assembled in the through hole (13), wherein the annular frame (22) is provided with a channel (26) for embedding the digital display plate (21);

and a first sealing ring (5) is arranged between the annular frame (22) and the through hole (13), and a second sealing ring (6) is arranged between the digital display board (21) and the inner peripheral wall of the channel (26).

2. The kitchen sink with the waterproof structure according to claim 1, characterized in that an annular groove (23) for accommodating the first sealing ring (5) is formed on the periphery of the annular frame (22), an annular flange (14) is formed on the inner wall of the shell (1) in an extending manner at a position surrounding the through hole (13), and the annular flange (14) is embedded in the annular groove (23) and abuts against the first sealing ring (5).

3. The kitchen sink with the waterproof structure according to claim 1, wherein an annular groove (24) is concavely formed on the periphery of the digital display board (21), the second sealing ring (6) is embedded in the annular groove (24), and the outer edge of the second sealing ring (6) abuts against the inner side wall of the channel (26) of the annular frame (22).

4. A kitchen unit with a waterproof structure according to claim 3, characterized in that the inner side wall of the channel (26) is further provided with an annular protrusion (25) extending inwards for abutting against the outer edge of the digital display panel (21) and the outer edge of the second sealing ring (6).

5. The kitchen sink with the waterproof structure according to claim 1, wherein the shell (1) comprises a front shell (11) and a rear shell (12) which are spliced front and back, a broadcasting device (7) is fixedly arranged on the inner bottom surface of the rear shell (12), and at least one sound channel outlet (8) opposite to the broadcasting device (7) is arranged on the outer surface of the rear shell (12).

6. The kitchen sink with the waterproof structure according to claim 1, wherein a water flow sensor is further installed in the housing (1), the water flow sensor comprises a sensor body (3) and a pressure relief device (4), an installation cavity (34) for accommodating the pressure relief device (4) is formed on the sensor body (3), and the installation cavity (34) is communicated with a liquid flow channel of the water flow sensor body (3) through a pressure relief hole (31).

7. The kitchen sink with the waterproof structure according to claim 6, wherein the pressure relief device (4) is detachably assembled in the mounting cavity (34), and the pressure relief device (4) comprises a pressure relief plug (41) capable of moving back and forth towards the pressure relief hole (31) and an elastic member (43) for providing a pretightening force towards the pressure relief hole (31) to the pressure relief plug (41);

the front end face of the pressure relief plug (41) is provided with a plugging head (45) matched with the pressure relief hole (31) in shape, and the pressure relief plug (41) is provided with a plugging state that the plugging head (45) is kept in the pressure relief hole (31) and a pressure relief state that the plugging head (45) is separated from the pressure relief hole (31) so as to provide a pressure relief function when the kitchen appliance is abnormal or started by mistake and the internal pressure is overlarge.

8. The kitchen sink with the waterproof structure according to claim 7, characterized in that an annular boss (32) arranged around the pressure relief hole (31) is formed on the inner bottom surface of the installation cavity (34) in a protruding manner, and in the blocking state, the upper end surface of the annular boss (32) abuts against the front end surface of the pressure relief plug (41) to jointly form an end surface sealing structure, and the inner side wall of the annular hole of the annular boss (32) abuts against the outer peripheral wall of the blocking head (45) to jointly form a side surface sealing structure.

9. The kitchen sink with the waterproof structure according to claim 7, wherein the pressure relief device (4) further comprises a sealing cover (44) and a fixing frame (42), the sealing cover (44) is provided with at least one liquid outlet (47) and is detachably assembled in the mounting cavity (34), the front end of the fixing frame (42) is provided with a mounting groove (421) for assembling the pressure relief plug (41), and two ends of the elastic member (43) are respectively abutted against the rear end face of the fixing frame (42) and the front end face of the sealing cover (44) so as to detachably assemble the pressure relief device (4) in the mounting cavity (34) and allow the pressure relief plug (41) to move in the front-back direction.

10. The water-resistant kitchen appliance according to claim 9, wherein the mounting cavity (34) has an internal thread on an inner peripheral wall thereof, and the cover (44) has an external thread on an outer peripheral wall thereof that mates with the internal thread to allow adjustment of the preload of the elastic member (43) by adjusting the position at which the cover (44) fits within the mounting cavity (34).