CN212186198U

CN212186198U - Water tank device and steam box using same

Info

Publication number: CN212186198U
Application number: CN201922483479.XU
Authority: CN
Inventors: 张权
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-12-22
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to a water tank device, which comprises a water tank body, wherein a floating plate is arranged in the water tank body, a water level sensor is arranged above the floating plate, and the water level sensor comprises a signal wave transmitter and a signal wave receiver; the water level sensor is electrically connected with the water level sensor. This water tank device, level sensor's signal detection reliability is high to the kickboard is small, and is few to this internal water yield influence of water tank, guarantees not having residual water volume in the water tank basically when carrying out the lack of water warning. Meanwhile, the water tank body has larger water capacity, and the water capacity is more fully utilized. The present invention also relates to a steam box, including the aforementioned water tank arrangement, further including a steam cooking box, a housing disposed outside the steam cooking box, and a front panel covering a front portion of the housing and a front portion of the steam cooking box, the water tank arrangement being disposed between the steam cooking box and the housing. The steam box can achieve longer steaming time, can estimate the steaming time of the residual water more accurately, and optimizes the user experience.

Description

Water tank device and steam box using same

Technical Field

The utility model relates to a steam ager technical field, concretely relates to water tank device still relates to the steam ager that uses this water tank device.

Background

At present, the water level of a water tank in a steam box is detected by a floater or a reed switch basically, for example, in the Chinese utility model patent entitled publication No. CN208443460U (application No. 201821149839.1) entitledWater level detection device and steam box, the floater is adopted as a water level detection part in the disclosed scheme to detect the water level in the steam box. However, this solution is relatively costly and relatively less stable. And when the water shortage alarm is given, a certain residual water quantity exists in the water tank due to the influence of the weight of the floater. In addition, the float is placed in the water tank, and the volume of the float per se also influences the water storage capacity of the water tank, so that the effective time of steaming and cooking is obviously shortened, and the user experience is influenced.

When a water shortage alarm occurs in the conventional steam box, if water is not added into the water tank as soon as possible, the steam box stops working due to water shortage, and the cooking effect is seriously influenced. However, when the steam box is cooking, a user hardly pays attention to the residual water amount in real time, and the user cannot estimate how much time can be steamed again.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem that provide one kind to above-mentioned prior art and can make no longer residual water in the water tank when the water shortage is reported to the police for water make full use of in the water tank and extension operating time's water tank device.

The second technical problem to be solved by the present invention is to provide a steam box which can prolong the steaming time, remind the user of the residual cooking water amount, and ensure the uninterrupted steaming process in case of water shortage.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: the utility model provides a water tank device, includes the water tank body, its characterized in that: a floating plate is arranged in the water tank body, a water level sensor is arranged above the floating plate, and the water level sensor comprises a signal wave transmitter and a signal wave receiver;

the water level sensor is electrically connected with the water level sensor.

In order to further guarantee that this internal water of water tank can make full use of, this internal water of water tank does not have when the suggestion lacks water and remains, still include first water pump and be used for detecting the rivers detector of rivers signal, first water pump, rivers detector are connected with control circuit board electricity respectively.

The water flow detector is provided with a first water inlet and a first water outlet, the water outlet of the water tank body is communicated with the first water inlet of the water flow detector, and the water inlet of the first water pump is communicated with the first water outlet of the water flow detector.

In order to ensure the continuity of water supply and avoid water supply interruption when the water tank body is short of water, the water supply device also comprises a standby water tank, a second water pump, a control valve and a water supply pipe, wherein the standby water tank is provided with a water inlet and a water outlet, and the second water pump and the control valve are electrically connected with a control circuit board;

the water flow detector is provided with a second water inlet and a second water outlet;

the first end of the control valve is communicated with the water outlets of the first water pump and the second water pump, the second end of the control valve is communicated with the water inlet of the spare water tank, the third end of the control valve is connected with the water supply pipe, the water outlet of the spare water tank is communicated with the second water inlet of the water flow detector, and the second water outlet of the water flow detector is communicated with the water inlet of the second water pump.

The water flow detector has a simple structure and comprises a shell, the shell is divided into two cavities, each cavity is internally provided with an impeller capable of rotating along with water flow, and the impeller and the shell are correspondingly provided with microswitches electrically connected with a control circuit board;

the first water inlet and the first water outlet are arranged on the side wall of one cavity, and the second water inlet and the second water outlet are arranged on the side wall of the other cavity.

In order to avoid floating plate drift and influence the water level measuring result, water tank body bottom upwards extends and is provided with and is used for carrying out spacing shell to the floating plate, the floating plate sets up in spacing shell.

Simple structure ground, set up downwardly opening's guiding hole on the relative both sides face of spacing shell, the both sides of kickboard are provided with the spacing foot that can be spacing in the guiding hole.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: a steam box is characterized in that: including the aforementioned water tank arrangement, and further including a steam cooking box disposed between the steam cooking box and the housing, a housing disposed outside the steam cooking box, and a front panel covering between the shell front and the front of the cooking box.

Conveniently add the water ground, be provided with the backup pad in the casing above the steaming cooking case, be provided with the water tank supporting seat on the backup pad, be provided with the opening on the front panel of casing corresponding to the position of water tank supporting seat, the setting that the water tank body can be drawed back and forth is in the water tank supporting seat.

Preferably, the water level sensor is disposed on the water tank support base.

In order to facilitate operation and control, the control circuit board is fixed on the rear side face of the front panel, and a touch key and a display screen which are respectively and electrically connected with the control circuit board are embedded in the front panel.

Compared with the prior art, the utility model has the advantages of: the utility model provides a water tank device uses the kickboard to replace current float, uses level sensor and kickboard to cooperate the detection that realizes this internal water level of water tank simultaneously, and level sensor's signal detection reliability is high on the one hand, and on the other hand the kickboard is small, and is few to this internal water yield influence of water tank to the kickboard can press close to the bottom of water tank along with the change of water level, just can carry out the water shortage warning when guaranteeing that the water tank internal water is whole to run out, guarantees not have residual water volume in the water tank when carrying out the water shortage warning basically. So to the water tank body of same capacity, because the kickboard occupies smallly, consequently flourishing water yield is bigger to the water yield utilizes more fully. The steam box using the water tank device can achieve longer steaming time correspondingly. Because the water in the water tank body can be fully utilized, the controller can more accurately estimate the steaming time of the residual water quantity according to the water quantity consumed in unit time in the working process, and the user experience is optimized.

Drawings

Fig. 1 is a perspective view of the steam box of the embodiment of the present invention with a part of the outer casing removed.

Fig. 2 is a cross-sectional view of fig. 1.

Fig. 3 is a cross-sectional view of a water flow detector according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

The water tank device in this embodiment can be applied to various products requiring water supply, and this embodiment takes the application of the water tank device in a steam box as an example, and the water tank device and the steam box using the water tank device are described in detail at the same time.

As shown in FIGS. 1 and 2, the steam box in the present embodiment includes a steam cooking box 200, a housing 400 disposed external to steam cooking box 200, a water tank arrangement disposed between steam cooking box 200 and housing 400, and a front panel 300 covering between a front portion of housing 400 and a front portion of steam cooking box 200.

Wherein the housing 400 is opened forward, the housing 400 includes an upper panel, a lower panel, a rear panel connected between rear sides of the upper panel and the lower panel, a side panel connected between left sides of the upper panel and the lower panel, and another side panel connected between right sides of the upper panel and the lower panel. With the enclosure 400 thus constructed, the cooking tank 200 is placed within the enclosure 400 from an opening in the enclosure 400 and is supported on a lower panel of the enclosure 400 such that a mounting space is provided between the top of the cooking tank 200 and the enclosure 400, and in this embodiment between the rear of the cooking tank 200 and the rear wall of the enclosure 400.

In this manner, a support plate 500 is disposed within the shell 60 above the cooking tank 200, with a portion of the water tank arrangement supported on the support plate 500 and another portion of the water tank arrangement disposed within the space between the rear of the cooking tank 200 and the shell 400.

The water tank device in this embodiment includes water tank body 1, is provided with kickboard 2 in the water tank body 1, and 2 tops of kickboards are provided with level sensor 3, and level sensor 3 includes signal wave transmitter 31 and signal wave receiver 32. A control circuit board 4 electrically connected with the water level sensor 3 is further arranged between the steaming cooking box 200 and the shell 400, the control circuit board 4 in the embodiment is arranged on the rear side surface of the front panel 300, and a touch key and a display screen which are respectively and electrically connected with the control circuit board 4 are further embedded in the front panel 300, so that a user can conveniently operate and check the working condition of the steaming box.

The water tank supporting seat 600 is arranged on the supporting plate 500, the supporting seat is provided with a cavity matched with the cross section of the water tank body 1, an opening is arranged on the front panel 300 of the shell 60 corresponding to the position of the water tank supporting seat 600, and the water tank body 1 can be drawn back and forth and arranged in the water tank supporting seat 600. The water level sensor 3 is arranged on the supporting seat, and when the water tank body 1 is installed in place in the water tank supporting seat 600, the water level sensor 3 is just above the floating plate 2.

The signal wave transmitter 31 in this embodiment may employ an optical signal transmitter or an acoustic wave transmitter, the corresponding signal wave receiver 32 employs an optical signal receiver or an acoustic wave receiver, the optical signal or the acoustic wave signal transmitted by the signal wave transmitter 31 is reflected by the floating plate 2, and then received by the signal wave receiver 32, and the water level information in the water tank body 1 is determined by acquiring the time difference between the signal transmission and the signal reception.

In order to avoid the floating plate 2 to shift and influence the signal receiving in order to avoid the floating plate 2 to drift, and then influence the water level detection result, the water tank body 1 bottom upwards extends and is provided with and is used for carrying out spacing shell 11 to floating plate 2, and floating plate 2 sets up in spacing shell 11. Specifically, two opposite side surfaces of the limiting shell 11 are provided with guide holes 111 which are opened downwards, and two sides of the floating plate 2 are provided with limiting feet 21 which can be limited in the guide holes 111. Thus, the floating plate 2 floats up and down along with the water level under the limiting action of the limiting shell 11. The very thin plate body of thickness of kickboard 2 for the light in this embodiment does not occupy the capacity in the water tank body 1 hardly to only when water in the water tank body 1 is used up basically, kickboard 2 just can contact the bottom of water tank body 1, and then judges the condition that the lack of water appears, and is more accurate to the lack of water testing result in the water tank body 1.

In order to further ensure that the water in the water tank body 1 can be fully utilized, and the water in the water tank body 1 has no residue when the water shortage is prompted, the water tank device in the embodiment further comprises a first water pump 5 and a water flow detector 6 for detecting a water flow signal, wherein the first water pump 5 and the water flow detector 6 are respectively electrically connected with the control circuit board 4. The first water pump 5 and the water flow detector 6 are both disposed on the support plate 500.

In order to ensure the continuity of water supply and avoid water supply interruption when the water tank body 1 is short of water, the water supply device further comprises a standby water tank 7, a second water pump 8, a control valve 9 and a water supply pipe 100, wherein the standby water tank 7 is provided with a water inlet and a water outlet, the second water pump 8 and the control valve 9 are both arranged on the support plate 500 and are electrically connected with the control circuit board 4, and the standby water tank 7 is fixedly arranged in a space between the rear part of the cooking box 200 and the rear wall of the shell 400. A steam generator is connected to the outer end of the water supply tube 100 in this embodiment, and thus may supply steam into the cooking tank 200 for use.

As shown in fig. 3, the water flow detector 6 includes a housing 60, the housing 60 is divided into two cavities, each cavity is provided with an impeller 65 capable of rotating along with water flow, the impeller 65 and the housing 60 are correspondingly provided with a micro switch electrically connected to the control circuit board 4, each time the impeller 65 rotates for one circle, the micro switch is turned on once, and the micro switch signal can determine whether water passes through the water flow detector 6.

The water flow detector 6 is provided with a first water inlet 61 and a first water outlet 62, the water flow detector 6 is further provided with a second water inlet 63 and a second water outlet 64, the first water inlet 61 and the first water outlet 62 are arranged on the side wall of one cavity, and the second water inlet 63 and the second water outlet 64 are arranged on the side wall of the other cavity.

The water outlet of the water tank body 1 is communicated with the first water inlet 61 of the water flow detector 6, and the water inlet of the first water pump 5 is communicated with the first water outlet 62 of the water flow detector 6. The first end of the control valve 9 is communicated with the water outlets of the first water pump 5 and the second water pump 8, the second end of the control valve 9 is communicated with the water inlet of the standby water tank 7, the third end of the control valve 9 is connected with the water supply pipe 100, the water outlet of the standby water tank 7 is communicated with the second water inlet 63 of the water flow detector 6, and the second water outlet 64 of the water flow detector 6 is communicated with the water inlet of the second water pump 8.

The working process of the water tank device is as follows: the water tank body 1 is arranged in a water tank supporting seat 600 of the steam box, and the steam box can be started after the water tank body is arranged in place. After the steam box starts to work, the working signal wave emitter 31 and the signal wave receiver 32 are matched with the floating plate 2 to detect the real-time water level in the water tank body 1. When the steam box is just started, the first water pump 5 is controlled to work, so that water in the water box body 1 is pumped out, enters one cavity of the water flow detector 6 through the first water inlet 61 of the water flow detector 6 and flows out of the first water pump 5 through the first water outlet 62, then the first end and the second end of the control valve 9 are controlled to be communicated, the third end of the control valve 9 is in a closed state, so that the water flows into the standby water box 7, after the standby water box 7 is filled with water, the water flows into the other cavity of the water flow detector 6 from the second water inlet 63 of the water flow detector 6 through the standby water box 7 and flows out of the second water outlet 64 to the second water pump 8, at the moment, the third end of the control valve 9 is communicated, then the water flows out of the second water pump 8 to the water supply pipe 100, and further steam is generated by the steam generator connected to the water supply pipe 100, and then fed into the cooking box 200 for steaming by the cooking box 200.

In the course of the work, use kickboard 2 to replace current float, use level sensor 3 to cooperate the detection that realizes water tank body 1 internal water level with kickboard 2 simultaneously, level sensor 3's signal detection reliability is high on the one hand, 2 small on the other hand kickboards, influence few to the water yield in the water tank body 1, and kickboard 2 can press close to the bottom of water tank along with the change of water level, guarantee that the water tank internal water is whole to be used up the time just can carry out the lack of water and report to the police, guarantee when carrying out the lack of water and report to the police in the water tank there is residual water volume basically. So for the water tank body 1 of the same volume, because the floating plate 2 occupies small volume, the water containing quantity is larger, and the water quantity is more fully utilized. Whether water still exists in the water tank body 1 can further be confirmed to rivers sensor simultaneously, and under the circumstances that has water, rivers then can pass through rivers sensor, and then can more accurate definite water tank body 1 in the circumstances of whether the lack of water appears.

If water level sensor 3 and water flow detector 6 all judge that the water shortage's appears in water tank body 1 under the condition, control circuit board 4 then controls second water pump 8 and carries out work, and then pumps in reserve tank 7 rivers output to supply pipe 100 in, and then guarantees to evaporate the continuation of cooking work, avoids evaporating and cooking the direct stop of work under the water shortage's the condition appears in water tank body 1, has promoted user experience greatly.

The steam box using the water tank device can achieve longer steaming time correspondingly. And because the water in the water tank body 1 can be fully utilized, in the working process, the controller can estimate the steaming time of the residual water amount more accurately according to the water amount consumed in unit time, and the user experience is optimized.

Claims

1. A water tank device, includes water tank body (1), its characterized in that: a floating plate (2) is arranged in the water tank body (1), a water level sensor (3) is arranged above the floating plate (2), and the water level sensor (3) comprises a signal wave transmitter (31) and a signal wave receiver (32);

and the water level sensor also comprises a control circuit board (4) electrically connected with the water level sensor (3).

2. The water tank device as claimed in claim 1, wherein: the water flow detection device is characterized by further comprising a first water pump (5) and a water flow detector (6) for detecting a water flow signal, wherein the first water pump (5) and the water flow detector (6) are electrically connected with the control circuit board (4) respectively;

the water flow detector (6) is provided with a first water inlet (61) and a first water outlet (62), the water outlet of the water tank body (1) is communicated with the first water inlet (61) of the water flow detector (6), and the water inlet of the first water pump (5) is communicated with the first water outlet (62) of the water flow detector (6).

3. The water tank device as claimed in claim 2, wherein: the water supply system is characterized by further comprising a standby water tank (7), a second water pump (8), a control valve (9) and a water supply pipe (100), wherein the standby water tank (7) is provided with a water inlet and a water outlet, and the second water pump (8) and the control valve (9) are electrically connected with the control circuit board (4);

the water flow detector (6) is provided with a second water inlet (63) and a second water outlet (64);

the first end of the control valve (9) is communicated with the water outlets of the first water pump (5) and the second water pump (8), the second end of the control valve (9) is communicated with the water inlet of the standby water tank (7), the third end of the control valve (9) is connected with a water supply pipe (100), the water outlet of the standby water tank (7) is communicated with the second water inlet (63) of the water flow detector (6), and the second water outlet (64) of the water flow detector (6) is communicated with the water inlet of the second water pump (8).

4. The water tank device as claimed in claim 3, wherein: the water flow detector (6) comprises a shell (60), the shell (60) is internally divided into two cavities, each cavity is internally provided with an impeller (65) capable of rotating along with water flow, and the impeller (65) and the shell (60) are correspondingly provided with microswitches electrically connected with the control circuit board (4);

a first water inlet (61) and a first water outlet (62) are provided on a side wall of one chamber, and a second water inlet (63) and a second water outlet (64) are provided on a side wall of the other chamber.

5. The water tank device according to any one of claims 1 to 4, wherein: the water tank is characterized in that a limiting shell (11) used for limiting the floating plate (2) is arranged at the bottom of the water tank body (1) in an upward extending mode, and the floating plate (2) is arranged in the limiting shell (11).

6. The water tank device as claimed in claim 5, wherein: the two opposite side surfaces of the limiting shell (11) are provided with guide holes (111) which are open downwards, and the two sides of the floating plate (2) are provided with limiting feet (21) which can be limited in the guide holes (111).

7. A steam box is characterized in that: the water tank arrangement as claimed in any of claims 1 to 6, further comprising a steam cooking tank (200), a housing (400) disposed outside the steam cooking tank (200), and a front panel (300) covering between a front of the shell (60) and a front of the steam cooking tank (200), the water tank arrangement being disposed between the steam cooking tank (200) and the housing (400).

8. The steam box of claim 7, wherein: a supporting plate (500) is arranged above the steaming cooking box (200) in the shell (60), a water tank supporting seat (600) is arranged on the supporting plate (500), an opening is arranged on a front panel (300) of the shell (60) corresponding to the position of the water tank supporting seat (600), and the water tank body (1) can be arranged in the water tank supporting seat (600) in a front-back drawing mode.

9. The steam box of claim 8, wherein: the water level sensor (3) is arranged on the water tank supporting seat (600).

10. The steam box of claim 7, wherein: the control circuit board (4) is fixed on the rear side face of the front panel (300), and a touch key and a display screen which are respectively electrically connected with the control circuit board (4) are further embedded in the front panel (300).