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CN-224202531-U - Water level detection structure and cooking equipment

CN224202531UCN 224202531 UCN224202531 UCN 224202531UCN-224202531-U

Abstract

The utility model relates to a water level detection structure and cooking equipment. The water level detection structure is arranged in a box body and comprises a water tank, an electromagnetic coil, a slide rheostat and a transparent part, wherein the electromagnetic coil and the slide rheostat are connected in series in the same circuit, the adjusting end of the slide rheostat is connected with the water tank and generates displacement along with the water level change in the water tank, the transparent part and the electromagnetic coil are both fixed in the box body, the electromagnetic coil is opposite to the transparent part, magnetic fluid is packaged in the transparent part, the magnetic fluid is driven by the magnetic field intensity change generated by the electromagnetic coil, and the water level change is converted into the visual displacement of the magnetic fluid through the linkage of the slide rheostat and the electromagnetic coil, so that the integrated design is realized, and the effects of reducing the number of elements and the equipment cost are achieved.

Inventors

  • LIU BOLIN
  • YANG JUN

Assignees

  • 宁波方太厨具有限公司

Dates

Publication Date
20260505
Application Date
20250519

Claims (10)

  1. 1. The water level detection structure is arranged in the box body and is characterized by comprising a water tank (1), an electromagnetic coil (2), a slide rheostat (3) and a transparent piece (4); the electromagnetic coil (2) and the slide rheostat (3) are connected in series in the same circuit; The adjusting end of the slide rheostat (3) is connected with the water tank (1) and generates displacement along with the water level change in the water tank (1); The transparent piece (4) and the electromagnetic coil (2) are both fixed on the box body, the electromagnetic coil (2) is opposite to the transparent piece (4), magnetic fluid is packaged in the transparent piece (4), and the magnetic fluid is driven by the change of the magnetic field intensity generated by the electromagnetic coil (2).
  2. 2. The water level detection structure according to claim 1, wherein the slide rheostat (3) comprises a fixed end, an elastic member and an adjusting end, the fixed end is fixed to the box body, the adjusting end is movably arranged at the fixed end along a vertical direction so as to adjust the resistance value of the slide rheostat (3) connected to the circuit, the water tank (1) is fixed to the adjusting end, one end of the elastic member along the vertical direction is connected with the adjusting end, and the other end is connected with the fixed end.
  3. 3. The water level detection structure according to claim 1, further comprising a fixed magnet (5), the fixed magnet (5) being directly opposite to the transparent member (4).
  4. 4. A water level detection structure according to claim 3, characterized in that the fixed magnet (5) and the electromagnetic coil (2) are located on opposite sides of the transparent member (4), respectively.
  5. 5. The water level detection structure according to claim 4, wherein the fixed magnet (5), the transparent member (4) and the electromagnetic coil (2) are distributed in the same horizontal direction.
  6. 6. The water level detection structure according to claim 1, wherein the transparent member (4) and the electromagnetic coil (2) are distributed in a vertical direction, and the electromagnetic coil (2) is located on an upper side of the transparent member (4).
  7. 7. The water level detection structure according to claim 1, wherein the transparent member (4) is a vertical bar-shaped structure, a sealing cavity for restricting the flow of the magnetic fluid is provided inside the transparent member, and the electromagnetic coil (2) is provided on a longitudinal side of the transparent member (4).
  8. 8. A water level detection structure according to claim 7, characterized in that the side wall of the transparent member (4) is provided with percentage scale strips distributed in the vertical direction.
  9. 9. The water level detecting structure according to claim 1, wherein the transparent member (4) is made of plexiglass or a high-strength light-transmitting resin material.
  10. 10. A cooking apparatus comprising a water level detecting structure according to any one of claims 1 to 9.

Description

Water level detection structure and cooking equipment Technical Field The utility model relates to the technical field related to cooking equipment, in particular to a water level detection structure and cooking equipment. Background Currently, cooking devices such as steam ovens generally employ electronic water level sensors to detect the amount of water in a water tank. The main flow scheme comprises a capacitive probe or a floating ball type mechanical switch, and the electrical signal is triggered by the change of the liquid level to judge whether the water quantity is sufficient or not. However, at present, most water quantity monitoring only depends on a sensor threshold value for alarming, and a user cannot acquire visual information of the residual water quantity of the water tank in real time, so that the water supplementing time cannot be prejudged, the use experience is poor, and particularly when equipment is in a continuous working state, the user is difficult to timely master the water quantity consumption progress, and the dry burning risk of the equipment is possibly caused by water supplementing delay. There are also some water volume detection structures that realize visual water volume display by configuring independent measuring and displaying elements, but because of the need of additionally introducing mechanical or electronic displaying elements, the number of components is increased, the installation complexity is improved, the internal space of the device is occupied, and the cost and the failure rate are increased. Disclosure of utility model Based on the above, it is necessary to provide a water level detection structure and a cooking apparatus with relatively fewer components based on the visual water quantity display, aiming at the problems that the number of components and the cost are increased because an independent display element is required to be introduced for realizing the visual water quantity display in the current water quantity detection structure. The application provides a water level detection structure which is arranged in a box body and comprises a water tank, an electromagnetic coil, a slide rheostat and a transparent piece, wherein the water tank is arranged on the bottom of the box body; The electromagnetic coil and the slide rheostat are connected in series in the same circuit; The adjusting end of the slide rheostat is connected with the water tank and generates displacement along with the water level change in the water tank; the transparent piece and the electromagnetic coil are both fixed on the box body, the electromagnetic coil is opposite to the transparent piece, magnetic fluid is packaged in the transparent piece, and the magnetic fluid is driven by the magnetic field intensity change generated by the electromagnetic coil so as to display the water level in the water tank. In one embodiment, the sliding rheostat comprises a fixed end, an elastic piece and an adjusting end, wherein the fixed end is fixed on the box body, the adjusting end is movably arranged on the fixed end along the vertical direction so as to adjust the resistance value of the sliding rheostat access circuit, the water tank is fixed on the adjusting end, one end of the elastic piece along the vertical direction is connected with the adjusting end, and the other end of the elastic piece is connected with the fixed end. In one embodiment, the water level detecting structure further includes a fixed magnet facing the transparent member. In one embodiment, the fixed magnet and the electromagnetic coil are respectively located on two opposite sides of the transparent piece. In one embodiment, the fixed magnet, the transparent member and the electromagnetic coil are distributed along the same horizontal direction. In one embodiment, the transparent member and the electromagnetic coil are distributed in a vertical direction, and the electromagnetic coil is located on an upper side of the transparent member. In one embodiment, the transparent member is a vertical bar-shaped structure, a sealing cavity for restricting the magnetic fluid to flow is arranged in the transparent member, and the electromagnetic coil is arranged on the side of the transparent member in the length direction. In one embodiment, the side wall of the transparent member is provided with percentage scale bars distributed in the vertical direction. In one embodiment, the transparent member is made of plexiglas or high-strength light-transmitting resin material. The application also provides cooking equipment comprising the water level detection structure. According to the water level detection structure, through linkage of the slide rheostat and the electromagnetic coil, water level change is converted into visual displacement of magnetic fluid, so that integrated design is realized, and the effects of reducing the number of elements and equipment cost are achieved; The electromagnetic coil can simultaneously realize