CN216776688U - Cooking water tank water level detection structure and steaming cooking device - Google Patents
Cooking water tank water level detection structure and steaming cooking device Download PDFInfo
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- CN216776688U CN216776688U CN202121979492.5U CN202121979492U CN216776688U CN 216776688 U CN216776688 U CN 216776688U CN 202121979492 U CN202121979492 U CN 202121979492U CN 216776688 U CN216776688 U CN 216776688U
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Abstract
The utility model relates to a water level detection structure of a cooking water tank and a steaming cooking device, which comprises the water tank, a floating plate arranged in the water tank, and a light reflecting strip which is arranged outside the water tank and can synchronously move up and down along with the floating plate, wherein a light beam emitting device and a light sensing plate are also arranged outside the water tank. Compared with the prior art, the utility model can acquire the position change of the light reflecting strip in real time through the change of the moving distance of the light beam on the light sensing plate, further acquire the change of the water level in the water tank and realize the real-time detection of the water level in the water tank.
Description
Technical Field
The utility model relates to the field of cooking devices, in particular to a cooking water tank water level detection structure and a steaming cooking device.
Background
Steam generator of steaming cooking equipment such as steam ager, steaming and roasting all-in-one has two kinds of setting modes: an external steam generator and an internal steam generator. The external steam generator is arranged outside the inner container, water in the water tank is input into the steam generator, the steam generator heats water to generate steam, and then the steam is input into the inner container through the steam inlet pipe. The built-in steam generator (such as a heating plate and the like) is arranged in the inner container, water in the water tank is directly introduced into the inner container, and the steam generator in the inner container heats water directly to generate steam for cooking in the inner container.
In the prior art, the water level of a water tank is generally detected by adopting methods such as a magnetic floater, a reed pipe technology or a water level electrode. For example, chinese patent No. ZL201010290700.0 (No. CN101991348A) discloses an external tap water tank device for an electric steamer, which includes a water storage tank body, the water storage tank body is provided with a water inlet and a water outlet, the water inlet is connected with external tap water through a pipeline, the pipeline is provided with a normally closed solenoid valve, and the water storage tank body is provided with a lowest water level monitoring element and a highest water level monitoring element which are connected with the normally closed solenoid valve. Therefore, the existing water tank water level detection method can only detect the lowest water level and the highest water level of the water tank so as to avoid that the water level in the water tank cannot be detected in real time to influence the use experience of a user due to the fact that a heating element of the cooking device is dried or water in the water tank overflows.
Disclosure of Invention
The first technical problem to be solved by the present invention is to provide a water level detection structure of a cooking water tank, which has a simple structure and can detect the water level in the water tank in real time, aiming at the prior art.
The second technical problem to be solved by the present invention is to provide a steaming cooking device with the above-mentioned structure for detecting the water level of the cooking water tank.
The technical scheme adopted by the utility model for solving the first technical problem is as follows: the utility model provides a culinary art water tank water level detection structure, includes the water tank, its characterized in that still includes the showy board that sets up in the water tank and sets up the reflection of light strip that can reciprocate along with showy board outside the water tank in step to, above-mentioned water tank still sets up light beam emitter and sensitization board outside, and under operating condition, above-mentioned reflection of light strip reflects the light beam of above-mentioned light beam emitter transmission to the sensitization board, and along reciprocating of reflection of light strip, the light beam that is reflected to the sensitization board follows the sensitization board synchronous motion thereupon.
Furthermore, the light reflecting strips and the light sensing plate are horizontally arranged on one side of the water tank along the length direction of the water tank, the light sensing plate is positioned below the light reflecting strips, the light beam emitting device is positioned on one side of the light reflecting strips and the light sensing plate, the floating plate and the light reflecting strips horizontally move up and down in opposite directions, and the up-down moving distance of the floating plate and the light reflecting strips is positively correlated. When the water level in the water tank rises, the floating plate rises, the light reflecting strips move downwards, the light beams reflected to the light sensing plate move towards one direction along the light sensing plate, the moving distance of the light beams can know the moving distance of the light reflecting strips, and the moving distance of the floating plate is further obtained, namely the rising height of the water level is known; when the water level in the water tank is too high, the floating plate is lifted, the light reflecting strips move upwards, the light beams reflected to the light sensing plate move towards the other direction along the light sensing plate, the upward moving distance of the light reflecting strips can be known according to the moving distance of the light beams, and the downward moving distance of the floating plate is further obtained, namely the falling height of the water level is known.
Furthermore, the up-and-down movement distance of the floating plate and the light reflecting strip is equal. So that the water level variation of the water tank can be known more intuitively.
Further, wear to be equipped with the stay cord on the lateral wall of water tank, the one end that this stay cord is located the water tank is connected with above-mentioned showy board, and the one end that the stay cord is located outside the water tank is connected with above-mentioned reflection of light strip, and under the operating condition, this stay cord is in vertical tensile state all the time. When the floating plate ascends, the light reflecting strips descend, and when the floating plate descends, the light reflecting strips ascend, so that the synchronous reverse vertical movement of the floating plate and the light reflecting strips can be realized by using a simple structure.
Further, the stay cord is two and sets up along water tank length direction interval, and above-mentioned floating plate sets up along the length direction of water tank, and the tie point equipartition of each stay cord on floating plate is at the both ends of this floating plate, and simultaneously, the tie point equipartition of each stay cord on the reflection of light strip is at the both ends of this reflection of light strip. Thereby enabling the floating plate and the light reflecting strips to move up and down more stably.
Further, the size of the floating plate is matched with the inner bottom surface of the water tank. Thereby make the floating plate can more steadily reciprocate along with the water level change, and then improve the accuracy of detecting the water tank water level.
Further, the lower part of the water tank is horizontally arranged on a supporting plate, and the light beam emitting device and the light sensitive plate are both arranged on the upper surface of the supporting plate. Thereby can realize the firm installation of beam emission device and photosensitive plate, also can make the light beam of beam emission device transmission to reflection of light strip department better simultaneously, and reflection of light strip can be better with light beam reflection to photosensitive plate department.
Further, still include the light guide cover, this light guide cover is established on the lateral surface of the water tank at above-mentioned reflection of light strip place, and the bottom opening of this light guide cover and form the light guide mouth, and above-mentioned light beam emission device and sensitization board all are located the below of above-mentioned light guide mouth. Through setting up the light guide cover and enabling the light beam better transmit between light beam emitter, reflection of light strip and sensitization board, further promote the accuracy that water tank water level detected.
Furthermore, the appearance of leaded light cover is square and with the lateral surface phase-match of above-mentioned water tank. Thereby the outward appearance that enables the water tank is more pleasing to the eye, also can avoid simultaneously when the water tank installation, takes place to collide with in leaded light cover department.
The technical solution adopted to solve the second technical problem is as follows: a steaming cooking device is characterized by comprising the cooking water tank water level detection structure.
Compared with the prior art, the utility model has the advantages that: when the water level in the water tank changes, the floating plate floats up and down along with the floating plate, the light reflecting strips can move up and down along with the floating plate synchronously, the light beams emitted by the light beam emitting devices are reflected to the light sensing plate by the light reflecting strips, and the light beams reflected to the light sensing plate move along with the light sensing plate synchronously due to the up and down movement of the light reflecting strips, so that the position change of the light reflecting strips can be known in real time through the change of the moving distance of the light beams on the light sensing plate, the change of the water level in the water tank is further known, and the real-time detection of the water level in the water tank is realized.
Drawings
FIG. 1 is a schematic structural view of a water level detection structure of a cooking water tank in an embodiment of the present invention;
FIG. 2 is a partial exploded view showing a structure for detecting a water level in a cooking water tank according to an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating a partial structure of a water level detecting structure of a cooking water tank according to an embodiment of the present invention;
fig. 4 is a schematic diagram illustrating a real-time water level detection principle of a water level detection structure of a cooking water tank in an embodiment of the present invention.
Detailed Description
The utility model is described in further detail below with reference to the accompanying examples.
As shown in fig. 1 to 4, a steaming cooking device (for example, an electric steamer, an all-in-one steaming and baking machine, etc.) comprises a cooking water tank water level detection structure, wherein the cooking water tank water level detection structure comprises a water tank 1, the water tank 1 comprises a square tank body 10 (in a state that the water tank 1 is mounted) extending in the front-back direction, a top cover 11 is covered on the top opening of the tank body 10, and a handle 12 for holding is arranged at the front end of the tank body 10, so that a user can take the water tank 1 conveniently.
Further, still include the floating plate 5 that sets up in water tank 1 and set up outside water tank 1 and can follow the synchronous reflector strip 4 that reciprocates of floating plate 5 to, above-mentioned water tank 1 still sets up light beam emission device 3 (specifically is the beam reflector in this embodiment) and sensitization board 7 outside, and under operating condition, above-mentioned reflector strip 4 reflects the light beam that above-mentioned light beam emission device 3 sent to sensitization board 7, and along reciprocating of reflector strip 4, the light beam that is reflected to sensitization board 7 is along sensitization board 7 synchronous motion thereupon. In this way, in the utility model, when the water level in the water tank 1 changes, the floating plate 5 floats up and down along with the water level, the light reflecting strips 4 can move up and down along with the floating plate 5 synchronously, the light beams emitted by the light beam emitting device 3 are reflected to the light sensing plate 7 by the light reflecting strips 4, and the light beams reflected to the light sensing plate 7 synchronously move along with the light sensing plate 7 due to the up and down movement of the light reflecting strips 4, so that the position change of the light reflecting strips 4 can be known in real time through the change of the moving distance of the light beams on the light sensing plate 7, further the change of the water level in the water tank 1 is known, and the real-time detection of the water level in the water tank 1 is realized.
Further, in this embodiment, the reflective strips 4 and the light-sensing plate 7 are both horizontally disposed on one side of the water tank 1 (specifically, the right side of the water tank 1 in this embodiment), the light-sensing plate 7 is disposed below the reflective strips 4, the light beam emitting device 3 is disposed on one side of the reflective strips 4 and the light-sensing plate 7 (in this embodiment, the light beam emitting device 3 and the light-sensing plate 7 are disposed in parallel along the front-back direction), the floating plate 5 and the reflective strips 4 horizontally move up and down in opposite directions, and the up-down movement distance between the floating plate 5 and the reflective strips 4 is positively correlated. When the water level in the water tank 1 rises, the floating plate 5 rises, the light reflecting strips 4 move downwards, the light beams reflected to the light sensing plate 7 move towards one direction along the light sensing plate 7, the moving distance of the light reflecting strips 4 can be known according to the moving distance of the light beams, and the moving distance of the floating plate 5 is further obtained, namely the rising height of the water level is obtained; when the water level in the water tank 1 is too high, the floating plate 5 is lifted, the light reflecting strips 4 move upwards, the light beams reflected to the light sensing plate 7 move towards the other direction along the light sensing plate 7, the upward movement distance of the light reflecting strips 4 can be known according to the movement distance of the light beams, and the downward movement distance of the floating plate 5 is further obtained, namely the lifting height of the water level is obtained. For example, as shown in fig. 4, an angle formed by the light beam emitted by the light beam emitting device 3 and the horizontal plane is α, the distance between the light reflecting strip 4 and the light sensing plate 7 is X1 in the initial state, and the distance between the light beam reflected to the light sensing plate 7 and the light beam emitted by the light beam emitting device 3 is Y1, when the light reflecting strip 4 descends to the distance from the light sensing plate 7 of X2, the distance between the light beam reflected to the light sensing plate 7 and the light beam emitting device 3 is Y2, so that the sizes of X1 and X2 can be known by measuring the sizes of Y1 and Y2, and the rising height of the floating plate 5 can be known, and the water level of the water tank 1 can be known. Preferably, the floating plate 5 is equal to the light reflecting strips 4 in the up-and-down movement distance, so that the water level variation of the water tank 1 can be more intuitively known.
Further, it can have multiple implementation to float board 5 and the synchronous reverse reciprocating of reflection of light strip 4, in this embodiment, wears to be equipped with stay cord 6 on the lateral wall of water tank 1, and the one end that this stay cord 6 is located water tank 1 is connected with above-mentioned showy board 5, and the one end that stay cord 6 is located water tank 1 outside is connected with above-mentioned reflection of light strip 4, and under the operating condition, this stay cord 6 is in vertical tensile state all the time. Therefore, when the floating plate 5 ascends, the light reflecting strips 4 descend, and when the floating plate 5 descends, the light reflecting strips 4 ascend, and the synchronous reverse vertical movement of the floating plate 5 and the light reflecting strips 4 can be realized by a simple structure. Preferably, above-mentioned stay cord 6 is two and sets up along 1 length direction interval of water tank, and above-mentioned floating plate 5 sets up along 1 length direction of water tank, and the tie point equipartition of each stay cord 6 on floating plate 5 is at the both ends of this floating plate 5, and simultaneously, the tie point equipartition of each stay cord 6 on reflection of light strip 4 is at the both ends of this reflection of light strip to enable floating plate 5 and reflection of light strip 4 ability more steadily to reciprocate.
In addition, in this embodiment, the size of above-mentioned floating plate 5 and the interior bottom surface phase-match of water tank 1 to make floating plate 5 can more steadily reciprocate along with the water level variation, and then improve the accuracy of detecting the water level of water tank 1. Further, the below level of above-mentioned water tank 1 sets up in backup pad 2, and above-mentioned light beam emission device 3 and sensitization board 7 are all installed on the upper surface of this backup pad 2 to can realize the firm installation of light beam emission device 3 and sensitization board 7, also can make the light beam of light beam emission device 3 transmission to reflection of light strip 4 department better simultaneously, and reflection of light strip 4 can be better with light beam reflection to sensitization board 7 department.
Further, the above-mentioned water level detecting structure for cooking water tank further includes a light guiding cover 8, the light guiding cover 8 is covered on the outer side surface of the water tank 1 where the above-mentioned reflective strip 4 is located (in this embodiment, the right side surface of the water tank 1), and the bottom of the light guiding cover 8 is opened to form a light guiding opening 81, and the above-mentioned light beam emitting device 3 and the light sensing plate 7 are both located below the above-mentioned light guiding opening 81. Through setting up light guide cover 8 and enabling the light beam better and transmitting between light beam emission device 3, reflection of light strip 4 and sensitization board 7, further promote the accuracy that water tank 1 water level detected. Preferably, the appearance of the light guide cover 8 is square and is matched with the outer side surface of the water tank 1, so that the appearance of the water tank 1 is attractive, and meanwhile, the light guide cover 8 is prevented from colliding when the water tank 1 is installed.
Claims (10)
1. The utility model provides a culinary art water tank water level detection structure, including water tank (1), its characterized in that, still including floating board (5) that set up in water tank (1) and setting up reflector strip (4) outside water tank (1) and that can reciprocate along with floating board (5) is synchronous, and, above-mentioned water tank (1) still sets up light beam emission device (3) and sensitization board (7) outward, under the operating condition, above-mentioned reflector strip (4) reflect the light beam of above-mentioned light beam emission device (3) transmission to sensitization board (7), and along reciprocating of reflector strip (4), the light beam that is reflected to sensitization board (7) is along with it synchronous motion of sensitization board (7).
2. The water level detecting structure of a cooking water tank as claimed in claim 1, wherein the light reflecting strip (4) and the light sensing plate (7) are both horizontally disposed at one side of the water tank (1), the light sensing plate (7) is disposed under the light reflecting strip (4), the light beam emitting device (3) is disposed at one side of the light reflecting strip (4) and the light sensing plate (7), and in the operating state, the floating plate (5) and the light reflecting strip (4) horizontally move up and down in opposite directions, and the up-down moving distance of the floating plate (5) and the light reflecting strip (4) is positively correlated.
3. The structure for detecting the water level in a cooking water tank as claimed in claim 2, wherein the floating plate (5) is equally spaced from the reflecting bar (4) in the up-and-down movement thereof.
4. The water level detecting structure of the cooking water tank as claimed in claim 3, wherein a pulling rope (6) is threaded through the side wall of the water tank (1), one end of the pulling rope (6) located inside the water tank (1) is connected with the floating plate (5), one end of the pulling rope (6) located outside the water tank (1) is connected with the light reflecting strip (4), and in the working state, the pulling rope (6) is always in the vertical stretching state.
5. The water level detecting structure of a cooking water tank as claimed in claim 4, wherein the two pulling ropes (6) are provided at intervals along the length direction of the water tank (1), the floating plate (5) is provided along the length direction of the water tank (1), and the connection points of the pulling ropes (6) on the floating plate (5) are uniformly distributed at both ends of the floating plate (5), and simultaneously, the connection points of the pulling ropes (6) on the light reflecting strips (4) are uniformly distributed at both ends of the light reflecting strips (4).
6. The cooking water tank level detecting structure as claimed in claim 5, wherein the floating plate (5) is sized to match an inner bottom surface of the water tank (1).
7. The structure for detecting the water level in a cooking water tank according to any one of claims 1 to 6, wherein the lower portion of the water tank (1) is horizontally disposed on a support plate (2), and the light beam emitting device (3) and the light-sensing plate (7) are installed on the upper surface of the support plate (2).
8. The water level detecting structure of a cooking water tank as claimed in claim 7, further comprising a light guide cover (8), wherein the light guide cover (8) is covered on the outer side surface of the water tank (1) where the light reflecting strip (4) is located, and the bottom of the light guide cover (8) is opened to form a light guide opening (81), and the light beam emitting device (3) and the light sensing plate (7) are both located below the light guide opening (81).
9. The structure for detecting the water level in a cooking water tank as claimed in claim 8, wherein the light guide cover (8) has a square shape and is matched with the corresponding outer side of the water tank (1).
10. A steaming cooking device characterized by having the cooking water tank water level detection structure as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121979492.5U CN216776688U (en) | 2021-08-22 | 2021-08-22 | Cooking water tank water level detection structure and steaming cooking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121979492.5U CN216776688U (en) | 2021-08-22 | 2021-08-22 | Cooking water tank water level detection structure and steaming cooking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216776688U true CN216776688U (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121979492.5U Active CN216776688U (en) | 2021-08-22 | 2021-08-22 | Cooking water tank water level detection structure and steaming cooking device |
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| Country | Link |
|---|---|
| CN (1) | CN216776688U (en) |
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2021
- 2021-08-22 CN CN202121979492.5U patent/CN216776688U/en active Active
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