CN211933927U - Water tank with empty water detects function - Google Patents
Water tank with empty water detects function Download PDFInfo
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- CN211933927U CN211933927U CN202020143891.7U CN202020143891U CN211933927U CN 211933927 U CN211933927 U CN 211933927U CN 202020143891 U CN202020143891 U CN 202020143891U CN 211933927 U CN211933927 U CN 211933927U
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Abstract
The utility model discloses a water tank with empty water detects function, include: a body having a water storage chamber defined thereon; the pair of electric conductors are arranged on the body and are inserted into the water storage cavity from top to bottom; the electric conductor is arranged in a preset area where fluid in the water storage cavity is discharged finally. The water tank with the empty water detection function has the advantages of simple structure and convenience in detection.
Description
Technical Field
The utility model relates to a cleaning device technical field especially relates to water tank with empty water detects function.
Background
Along with the higher living standard of people, the higher living quality requirement is met, and the more and more attention is paid to family hygiene, so various automatic cleaning equipment appears in the market, such as an automatic floor sweeping robot, an automatic floor mopping robot and the like, the automatic floor sweeping robot can automatically perform cleaning operation, and a user can conveniently clean the sanitation. The water tank of the automatic cleaning device is used for storing clean water for the automatic cleaning device to use. An empty water detection device is usually arranged in a water tank of the automatic cleaning equipment and used for reminding a user of adding water into the water tank in time so as to maintain the normal operation of the equipment. The empty water detection devices of the water tank which are commonly used are as follows: 1. a floater is added in the water tank, and the water level detection function of the water tank is realized by utilizing buoyancy; the method has the following defects: when the height inside the water tank is less than 10mm, the height change of the floater is small, and the detection function is not well realized by a circuit; 2. an optical flow sensor is added in the water tank, and the water level detection function is realized by using the principles of water refraction and the like: the method has the following defects: the cost is high, and the structure is complex; 3. a humidity sensor is added in the water tank, and the water level detection function is realized by utilizing the principle that the humidity sensor has different electrical conductivity under different humidity environments; the method has the following defects: high cost and complex structure. Therefore, it is necessary to develop a water tank having an empty water detection function.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists in the above-mentioned technique, the utility model provides a simple structure, detect convenient water tank that has empty water and detect the function.
The utility model provides a technical scheme that its technical problem adopted is: a water tank with empty water detection function, comprising: a body defining a water storage cavity thereon, the water storage cavity configured to store a liquid having electrically conductive properties; the pair of electric conductors are arranged on the body and are inserted into the water storage cavity from top to bottom; the electric conductor is arranged in a preset area where fluid in the water storage cavity is discharged finally.
Preferably, the water storage cavity has a height difference, the preset area is the lowest area of the water storage cavity, and the vertical height between the upper cavity wall and the lower cavity wall of the lowest area of the water storage cavity is smaller than the preset height.
Preferably, the value range of the preset height is 8-12 mm.
Preferably, the water storage device further comprises a water pumping unit, wherein the water pumping unit comprises at least one water suction port arranged in a preset area of the water storage cavity; wherein the conductor is arranged close to the water suction port.
Preferably, the electric conductor part is positioned in the water storage cavity, and part of the electric conductor part extends out of the body; the bottom end face of the conductor is abutted against the lower cavity wall of the preset area.
Preferably, the conductor is electrically connected to the control circuit through a wire.
Preferably, the body comprises a base shell and a lower cover detachably arranged on the base shell; wherein, the shaping has a depressed area on the basic shell, the depressed area makes the height difference of the chamber top in water storage chamber so that the water storage chamber has the notch cuttype difference in height.
Preferably, the base shell is open at the bottom and hollow inside; the lower cover sealing cover is arranged on the bottom opening end of the base shell and surrounds the base shell to form the water storage cavity.
Preferably, the water suction port is provided on the lower cover.
Preferably, the recessed area is provided with a through hole for the electric conductor to penetrate through.
Compared with the prior art, the utility model, its beneficial effect is: the utility model provides a water tank with empty water detects function, its electric conductive property that utilizes water storage intracavity liquid, when two electric conductors and water contact, the electric conductor can form the route with control circuit, realizes that the empty water of water tank detects the function, has simple structure, detects convenient advantage.
Drawings
Fig. 1 is a schematic structural diagram of a water tank with an empty water detection function according to the present invention;
fig. 2 is a schematic view of an exploded structure between the body of the water tank with empty water detection function and the electric conductor according to the present invention;
fig. 3 is an exploded schematic view of the body of the water tank with empty water detection function according to the present invention;
FIG. 4 is a schematic cross-sectional view taken along the line A-A in FIG. 1;
FIG. 5 is an enlarged schematic view of region C of FIG. 4;
FIG. 6 is a schematic cross-sectional view taken along line B-B of FIG. 1;
fig. 7 is a schematic structural view of the electric conductor of the present invention.
In the figure: 10. a body; 11. a base shell; 111. a recessed region; 112. a groove; 12. a lower cover; 20. an electrical conductor; 21. a cylinder; 22. an end plate; 30. a water pumping unit; 31. a water tank filter; 311. a water suction port.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
As shown in fig. 1 to 7, the utility model provides a water tank with empty water detects function, include: a body 10, on which a water storage cavity is defined, the water storage cavity is configured to store liquid with electric conductivity, and the water storage cavity is used for placing liquid such as water or cleaning liquid, wherein the cleaning liquid is liquid with electric conductivity; a pair of electric conductors 20 arranged on the body 10 and inserted into the water storage cavity from top to bottom; wherein, the water storage cavity has a height difference, the electric conductor 20 is arranged in a preset area where the fluid in the water storage cavity is discharged last, the preset area is the area with the lowest height of the water storage cavity, and the electric conductor 20 is electrically connected with a control circuit (not shown) through a circuit. In this scheme, utilize water to be the physical property of conductor, detect the function in order to realize that the water tank is empty through setting up two electric conductors 20 in the high minimum region in water storage chamber, it is concrete, when the water storage intracavity is anhydrous, two electric conductors 10 contactless, so can not electrically conduct, and when the storage had water in the water storage chamber, two electric conductors contacted with water, can form the route with control circuit, thereby realize that the water tank is empty to detect the function, have simple structure, detect convenient advantage. As shown in fig. 1 to 7, the vertical height between the upper and lower cavity walls of the lowest region of the height of the water storage cavity is smaller than the preset height, the value range of the preset height is 8-12 mm, preferably, the value of the preset height is 10mm, the water tank generally hinders the limitation of the structure and the overall dimension in the actual design process, the lowest region of the height in the water storage cavity of the body 10 has the condition of being smaller than 10mm or locally being smaller than 10mm, in the drainage process, the water in the lowest region of the height in the water storage cavity is finally discharged due to the action of the adhesion of gravity and water, and the position detection effect of the lowest region of the height in the water storage cavity by the electric conductor 20 is the.
As an embodiment of the present solution, as shown in fig. 1 to 7, the body 10 includes a base shell 11 and a lower cover 12 detachably disposed on the base shell 11, the lower cover 12 is in a shape of a semicircular straight plate, and the base shell 11 is a semicircular cover shell; the bottom of the base shell 11 is open and hollow, the lower cover 12 is sealed and arranged on the open end of the bottom of the base shell 11 and surrounds the base shell 11 to form a water storage cavity; wherein, a depressed area 111 is formed on the base shell 11, and the depressed area 111 makes the height of the cavity top of the water storage cavity different so that the water storage cavity has a step-type height difference. The water storage cavity has a height difference that: the structural space limitation is hindered, the cavity bottom of the water storage cavity is located on the same plane, the cavity top of the water storage cavity is not located on the same plane, and the heights of the cavity tops of different area sections are different, so that the height difference of the water storage cavity is formed.
As an embodiment of the present disclosure, as shown in fig. 3 and 5, the water tank with empty water detection function further includes a pumping unit 30, the pumping unit 30 is configured to convey the fluid in the water storage chamber to the outside of the body 10, the pumping unit 30 includes at least one water suction port 311 disposed in a predetermined area of the water storage chamber, and when the number of the water suction ports 311 is one, the water suction port 311 may be disposed at a center position of the predetermined area; when the number of the water suction ports is multiple, the water suction ports can be uniformly distributed in a preset area; the electric conductor 20 is disposed near the water suction port 311, the water suction port 311 is disposed on the lower cover 12, and the water suction port 311 may be integrated with the tank filter 31. In this scheme, the accuracy of detection has effectively been improved through setting up electric conductor 20 and water sucking mouth 311 in the minimum region of water storage intracavity height.
As an embodiment of the present solution, as shown in fig. 3, 5 and 7, the electric conductor 20 is partially located in the water storage cavity and partially extends out of the body 10; the bottom end surface of the conductor 20 abuts against the lower cavity wall of the preset region, and the recessed region 111 is provided with a through hole for the conductor 20 to penetrate through. Specifically, the electric conductor 20 includes a cylinder 21 extending into the water storage cavity and having a bottom end surface abutting against the cavity bottom of the water storage cavity, and an end plate 22 fixedly disposed on the top end surface of the cylinder 21, the cylinder 21 is inserted into the water storage cavity through the through hole, and a groove 112 for accommodating the end plate 22 is further formed on the recessed area 111.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (10)
1. A water tank with empty water detection function, characterized by comprising:
a body (10) defining a water storage cavity thereon, the water storage cavity being configured to store a liquid having electrically conductive properties;
the pair of electric conductors (20) is arranged on the body (10) and is inserted into the water storage cavity from top to bottom;
wherein, the electric conductor (20) is arranged in a preset area where the fluid in the water storage cavity is discharged finally.
2. The water tank having an empty water detecting function according to claim 1,
the water storage cavity has a height difference, the preset area is the lowest area of the water storage cavity, and the vertical height between the upper cavity wall and the lower cavity wall of the lowest area of the water storage cavity is smaller than the preset height.
3. The water tank having an empty water detecting function according to claim 2,
the value range of the preset height is 8-12 mm.
4. The water tank having an empty water detecting function according to claim 1,
the water pumping unit (30) comprises at least one water suction opening (311) arranged in a preset area of the water storage cavity;
wherein the conductor (20) is arranged close to the water suction opening (311).
5. The water tank having an empty water detecting function according to claim 1,
the electric conductor (20) is partially positioned in the water storage cavity and partially extends out of the body (10);
the bottom end face of the conductor (20) is abutted against the lower cavity wall of the preset area.
6. The water tank having an empty water detecting function according to claim 1,
the conductor (20) is electrically connected with the control circuit through a line.
7. The water tank having an empty water detecting function according to claim 4,
the body (10) comprises a base shell (11) and a lower cover (12) which is detachably arranged on the base shell (11);
wherein, a depressed area (111) is formed on the base shell (11), and the depressed area (111) makes the height of the cavity top of the water storage cavity different so that the water storage cavity has a step-type height difference.
8. The water tank having an empty water detecting function according to claim 7,
the bottom of the base shell (11) is open and the interior of the base shell is hollow; the lower cover (12) is arranged on the bottom opening end of the base shell (11) in a sealing manner and is formed with the water storage cavity together with the base shell (11).
9. The water tank having an empty water detecting function according to claim 7,
the water suction opening (311) is arranged on the lower cover (12).
10. The water tank having an empty water detecting function according to claim 7,
the sunken area (111) is provided with a through hole for the electric conductor (20) to penetrate through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020143891.7U CN211933927U (en) | 2020-01-22 | 2020-01-22 | Water tank with empty water detects function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020143891.7U CN211933927U (en) | 2020-01-22 | 2020-01-22 | Water tank with empty water detects function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211933927U true CN211933927U (en) | 2020-11-17 |
Family
ID=73173571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020143891.7U Active CN211933927U (en) | 2020-01-22 | 2020-01-22 | Water tank with empty water detects function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211933927U (en) |
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2020
- 2020-01-22 CN CN202020143891.7U patent/CN211933927U/en active Active
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| CP01 | Change in the name or title of a patent holder |
Address after: 215000 E3, building 16, No. 2288, Wuzhong Avenue, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Pursuit innovation technology (Suzhou) Co.,Ltd. Address before: 215000 E3, building 16, No. 2288, Wuzhong Avenue, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: ZHUICHUANG TECHNOLOGY (SUZHOU) Co.,Ltd. |