CN106907885A - A kind of Novel ice-making machine water shortage detection means and the ice machine with it - Google Patents

Abstract

The invention discloses a new type of water shortage detection device for an ice maker, comprising: a water tank; a water pipe; The second state in which the water pipe is driven away from the water inlet by the flushed water flow when the water inlet discharges water to the water box; the control component is electrically or signally connected to the induction plate, and sends water to the water tank. The water pump sends out an instruction to supply water to the water box or stop the water supply, senses that the induction plate is in the first state or the second state and converts it into a corresponding state signal, and receives and records the actual water supply time, according to whether the actual water supply time has arrived The water shortage detection device is simple in structure, high in sensitivity, good in reliability, clean and hygienic, and low in cost.

Description

A new type of ice machine water shortage detection device and ice machine with it

technical field

The invention relates to the technical field of ice making, in particular to a novel ice maker water shortage detection device and an ice maker equipped with the same.

Background technique

The operation of the ice machine requires water supply. In the prior art, a water box is usually installed in the water supply system of the ice machine, and a water pump is used to transport the water in the water box to the water box for ice making. To realize the automatic water supply of the water box, it is necessary to A water shortage detection device is installed in the ice machine.

There are two methods of common water shortage detection devices on the market. One is to install a mechanical float valve control in the water tank, use the float to detect the water level, and then control the opening and closing of the water inlet valve. This float valve control method needs to occupy There is a large space in the water tank; the other is to install a probe in the water tank that is connected to the water medium to form a conductive circuit, and use whether the circuit is energized to determine whether water needs to be added. This method has certain requirements for water quality. If you cannot use pure water; the above two methods are to put the parts with detection function into the water used for ice making, and there will inevitably be hygiene problems in long-term use. Both methods will be affected, the water supply cannot be accurately controlled, and the installation is inconvenient and the cost is high.

Contents of the invention

Therefore, the purpose of the present invention is to provide a new type of water shortage detection device for ice machines to solve the defects of unhygienic water shortage detection devices in the prior art and incapable of accurate water supply when shaking occurs, thereby providing a simple structure, high sensitivity High, reliable, clean and hygienic, low-cost new ice machine water shortage detection device.

The present invention also provides an ice maker with the above-mentioned novel ice maker water shortage detection device.

A new type of ice machine water shortage detection device, including:

A water tank, the outlet of the water tank is provided with a water pump;

The water pipe is provided with a water inlet, one end of the water pipe is connected to the water pump of the water tank, and the other end is connected to the water box for ice making through the water inlet;

Also includes

The induction plate is movably connected to the water inlet, and has a first state close to the water inlet, and the water tank is driven away from the water tank by the water flow when the water inlet discharges water to the water box through the water pipe. the second state of the water inlet;

The control component is electrically or signally connected to the sensor board, sends an instruction to the water pump of the water tank to supply water to the water box or stops water supply, and senses that the sensor board is in the first state or the The second state is converted into a corresponding state signal and the actual water supply time is received and recorded. According to whether the actual water supply time reaches the preset water supply time, it is judged whether the water tank is in a water shortage state. Water alarm.

Preferably, the control assembly includes

The sensor is electrically or signally connected to the induction board, senses that the induction board is in the first state and converts the non-water supply state signal and sends it out, and senses that the induction board is in the second state signal and converts it into an on-going state signal Water supply status signal and send out;

The controller, after sending an instruction to the water pump of the water tank to supply water to the water box, receives the non-water supply status signal sent by the sensor, and the recorded actual water supply time does not reach the preset water supply time, Judging that the water tank is in a water-short state and issuing a water-shortage alarm; after sending an instruction to the water pump of the water tank to supply water to the water box, receiving the water supply status signal sent by the sensor, and recording the actual After the water supply time reaches the preset water supply time, send an instruction to the water pump to stop supplying water to the water box, and send an instruction to the water pump of the water tank to supply water to the water box after the preset water stop time .

Preferably, the sensor includes a magnetic sensitive element that can sense changes in magnetic quantity and convert the changes into signals and transmit them to the controller; the induction plate corresponds to the magnetic sensitive elements of the sensor There are magnets in place.

Preferably, the magnets are all magnetic steel.

Preferably, the magnetic sensitive element is a reed switch or a triode.

Preferably, it is characterized in that the inductor is arranged on the side of the water pipe; the induction plate is also divided into two parts, the left and the right, and the part where the magnet is arranged is opposite to the inductor. The part of the magnet is close to the water inlet.

Preferably, a separation protrusion separating the sensor and the water inlet is provided between the sensor and the water inlet; the position of the induction plate relative to the separation protrusion is formed with a Compatible divider grooves.

Preferably, one end of the induction plate connected to the water inlet is formed into a cylindrical shape, and the center of the circle is provided with a pin that can pass through the cylindrical shaft that rotatably connects the induction plate to the water inlet; When the induction plate is fed with water, it can be driven by the water flow flushed out of the water pipe to rotate at an angle of 0-90 degrees.

Preferably, a limiting protrusion is formed on the cylindrical shaft of the induction plate for preventing the induction plate from contacting the water box.

Preferably, the water inlet is formed with arc protrusions arranged along the circumference of the upper half of the water inlet to prevent water from splashing.

Preferably, the induction plate is rotatably connected to the water inlet, has the first state of being attached to the water inlet under the action of gravity, and is driven by the water flow flushed out of the water inlet to rotate at a certain angle to move away from the water inlet. The second state of the water inlet.

An ice machine, characterized by comprising the novel ice machine water shortage detection device according to any one of claims 1-13.

The technical solution of the present invention has the following advantages:

1. A new type of water shortage detection device for ice machines provided by the present invention, the induction plate is movably connected to the water inlet, and has a first state close to the water inlet and the water tank passes through the water pipe when the water inlet is discharged to the water box. The rushing water drives the second state away from the water inlet; the control component is electrically or signal connected to the induction plate, and sends an instruction to the water pump of the water tank to supply water to the water tank or stop the water supply, and the induction induction plate is in the first state or the second state Two states and converted into corresponding state signals and receive and record the actual water supply time, judge whether the water tank is in a water shortage state according to whether the actual water supply time reaches the preset water supply time, and issue a water shortage alarm if the water tank is in a water shortage state; first of all, this The structure of the device is simple, and the installation is convenient. It only needs to install the induction board and the controller assembly to detect whether the water tank is short of water, and an alarm will be issued when the water is short, which brings great convenience to the production and assembly; secondly, this device does not It will affect the water level of the water tank due to impact, handling and other uncertain factors, and has strong reliability; secondly, when the induction plate is far away from or close to the water inlet, the control component can receive the signal immediately, and the sensitivity is high; secondly, this device does not need to Putting the detection parts in the water tank better ensures the cleanliness of the water used for ice making; finally, this device greatly reduces the cost compared with the water shortage detection device in the prior art.

The working principle of the water shortage detection device is as follows: the control component sends an instruction to the water pump of the water tank to supply water to the water box. After receiving the water inlet instruction, the water pump presses the water in the water tank into the water pipe. The induction plate is far away from the water inlet, the induction plate is in the second state, the control component senses the state of the induction plate and converts the second state into the state of water supply. The signal is sent and received, and the control component starts to record the actual water supply time. When the actual water supply time When the preset water supply time for water supply is reached, it is judged that the water tank is not in a state of water shortage, and the control component sends an instruction to stop the water supply to the water pump of the water tank. The second state of the water inlet returns to the first state close to the water inlet. The control component senses the first state of the induction plate and converts it into a signal of no water supply and receives it. After the preset water stop time, the control component sends The water pump sends out an instruction to supply water to the water box, and then repeats the above-mentioned water supply process; the control component sends an instruction to the water pump in the water tank to supply water to the water box, and the control component receives the status signal of no water supply fed back from the sensor board close to the water inlet , that is, the actual water supply time does not reach the preset water supply time, it is judged that the water tank is in a state of water shortage and a water shortage alarm is issued.

2. A new type of water shortage detection device for an ice maker provided by the present invention, the sensor includes a magnetic sensitive element used to sense the change of the magnetic quantity and convert the change into a signal and transmit it to the controller; the induction plate is provided with a magnetic The position of the sensitive element is equipped with a magnet; the water shortage detection device uses the induction plate to move away from or approach the water inlet, that is, the sensor, to cause a change in the magnetic quantity between the magnetic sensitive element of the sensor and the magnet of the induction plate, and then convert it into whether the water tank The signal of water supply to the water box is transmitted to the controller, which has high sensitivity, strong reliability, and is not easily disturbed. Once the distance between the sensor board and the sensor changes, the sensor can immediately receive the signal between the sensor and the sensor board. The change of the magnetic quantity will be fed back to the controller in time.

3. A new type of water shortage detection device for ice machines provided by the present invention, the sensor is arranged on the side of the water pipe; the sensor plate is also divided into two parts, the left and the right, and the part with the magnet is opposite to the sensor, and the magnet is not installed The part is attached to the water inlet; this structure is to ensure that the sensor can sense the movement of the induction plate away from or close to the water inlet synchronously and at the same distance, so as to ensure the sensitivity and reliability of the water shortage detection device.

4. A new type of water shortage detection device for ice machines provided by the present invention, a separation protrusion separating the sensor and the water inlet is provided between the sensor and the water inlet; the above separation protrusion is to prevent the water inlet from If the water splashes to the position where the sensor is installed and the part where the magnet is installed on the induction plate, keep the place where the sensor is installed and the part where the magnet is installed on the induction plate dry to avoid corrosion of the magnet.

5. A new type of water shortage detection device for ice machines provided by the present invention, the end of the induction plate connected to the water inlet is formed into a cylindrical shape, and the center of the circle is provided with a pin that can pass through the induction plate to be rotatably connected to the water inlet The cylindrical shaft; this structure can firmly and reliably ensure that one end of the induction plate is fixed at the water inlet, and the other end rotates freely, and it is not easy to fall off.

6. A new type of water shortage detection device for ice machines provided by the present invention, the cylindrical shaft of the induction plate is formed with a limit protrusion for preventing the induction plate from contacting the water box; this structure is to avoid the induction plate When water enters, it collides with the rotating water box, affecting the normal operation of the water box and the water supply of the water box.

7. A new type of water shortage detection device for ice machines provided by the present invention, the water inlet is formed with circular arc protrusions arranged along the upper half of the water inlet to prevent water splashing; this structure is to ensure the water flow when entering water It can enter the water box in a concentrated manner, preventing water from splashing at the water inlet.

Description of drawings

In order to more clearly illustrate the specific implementation of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the specific implementation or description of the prior art. Obviously, the accompanying drawings in the following description The drawings show some implementations of the present invention, and those skilled in the art can obtain other drawings based on these drawings without any creative work.

Fig. 1 is a device schematic diagram of a novel ice machine water shortage detection device provided by the present invention;

Fig. 2 is a schematic diagram of the device at the water inlet shown in Fig. 1;

Fig. 3 is an exploded view of the new ice machine water shortage detection device shown in Fig. 1;

Fig. 4 is the front view of the sensing board shown in Fig. 1;

Fig. 5 is a schematic structural view of the induction plate provided by the present invention away from the water inlet;

Fig. 6 is a schematic structural view of the induction plate provided by the present invention close to the water inlet;

Explanation of reference signs: 1-water box, 2-water pipe, 3-water inlet, 31-separation protrusion, 32-arc protrusion, 4-induction plate, 41-magnet, 42-separation groove, 43-cylinder Shaft, 44-limit protrusion, 5-inductor, 6-pin.

detailed description

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as there is no conflict with each other.

Example 1

As shown in Figures 1 and 2, the new ice machine water shortage detection device includes a water tank, a water pump is connected to the outlet of the water tank; a water pipe 2 is provided with a water inlet 3, and one end of the water pipe 2 is connected to the water tank. The other end of the water pump communicates with the water box 1 used for ice making through the water inlet 3; the induction plate 3 is movably connected to the water inlet 3, and has a first water inlet near the water inlet 3 as shown in FIG. The first state and the second state where the water tank is washed away from the water inlet 3 as shown in FIG. 6 by the water flow that is flushed out when the water inlet 3 is discharged to the water box 1 through the water pipe 2; the control assembly , is electrically or signal connected to the induction board 3, sends an instruction to the water pump of the water tank to supply water to the water box 1 or stop water supply, and senses that the induction board 3 is in the first state or the The second state is converted into a corresponding state signal and the actual water supply time is received and recorded. According to whether the actual water supply time reaches the preset water supply time, it is judged whether the water tank is in a water shortage state. If the water tank is in a water shortage state, a Water shortage alarm.

The working principle of the above-mentioned water shortage detection device is as follows:

The control component sends an instruction to the water pump of the water tank to supply water to the water box 1, and the water pump presses the water in the water tank into the water pipe 2 after receiving the water inlet instruction, and the water flows through the water pipe 2. The water pipe 2 rushes out from the water inlet 3 to drive the induction plate 3 away from the water inlet 3. As shown in FIG. 6, the induction plate 3 is in the second state, and the control component senses the The state of the sensor board 3 and the second state is converted into the state of water supply and the signal is sent and received. At the same time, the control component starts to record the actual water supply time. When the actual water supply time reaches the preset water supply time , judging that the water tank is not in a state of water shortage, the control component sends an instruction to stop water supply to the water pump of the water tank, at this time, no water flows out from the water inlet 3, as shown in Figure 5, The induction plate 3 returns from the second state away from the water inlet 3 to the first state close to the water inlet 3 under the action of gravity, and the control assembly senses the movement of the induction plate 3 The first state is converted into a signal of no water supply and received, and after the preset water stop time, the control component sends an instruction to the water pump to supply water to the water box 1, and then repeats the above The process of water supply; after the control component sends an instruction to the water pump of the water tank to supply water to the water box 1, the control component receives the induction plate 3 approaching the inlet as shown in FIG. No water supply status signal fed back from water outlet 3, that is, the actual water supply time has not reached the preset water supply time, it is judged that the water tank is in a water shortage state and a water shortage alarm is issued; in addition, when the preset water supply time decreases If the actual water supply time is greater than the preset time difference, it is judged that the water box 1 has not reached the ice-making water level, and the control component sends an instruction to the water pump to continue supplying water to the water box 1 after adding water to the water box , until the actual water supply time reaches the preset water supply time, when the preset water supply time minus the actual water supply time is not greater than the preset time difference, it is judged that the water box 1 has reached the ice making water level, so The water box 1 makes ice normally.

It should be noted that the control component will restart after the preset alarm time of the water shortage alarm of the water tank, that is, send an instruction to the water pump to supply water to the water box 1, if the water inlet 3, there is water rushing out so that the induction plate 3 is far away from the water inlet 3, and the control component receives the water supply signal from the transition of the induction plate 3 in the second state, then the water tank has been filled with water, The controller releases the water shortage alarm; if there is no water flow out of the water inlet 3, the induction plate 3 is in the first state close to the water inlet 3, and the control assembly receives the sensor plate 3 In the case of no water supply signal transferred from the first state, that is, the water tank is not filled with water, the controller continues to issue a water shortage alarm.

First of all, this device has a simple structure and is easy to install. It only needs to install the induction plate 3 and the control assembly to detect whether the water tank is short of water, and send out a water shortage alarm when it is short of water, which brings great convenience to production and assembly. Great convenience; secondly, this device will not affect the water level of the water tank due to impact, handling and other uncertain factors, and has strong reliability; secondly, when the induction plate 3 is far away from or close to the water inlet 3 , the control assembly can immediately receive the signal and has high sensitivity; secondly, this device does not need to put detection components in the water tank, which better ensures the cleanliness of the water used for ice making; finally, this Compared with the water shortage detection device in the prior art, this device greatly reduces the cost.

Further, as shown in Figure 3, the sensor 5 is electrically or signally connected to the induction plate 3, senses that the induction plate 3 is in the first state and converts a non-water supply state signal and sends out a signal to sense the induction plate 3 is in the second state signal and converted into a water supply state signal and sent out; the controller sends an instruction to the water pump of the water tank to supply water to the water box 1 and then receives the unfinished signal from the sensor 5 Water supply status signal, the recorded actual water supply time has not reached the preset water supply time, it is judged that the water tank is in a water shortage state and a water shortage alarm is issued; the water pump of the water tank is sent to the water box 1 After receiving the water supply instruction, the water supply status signal sent by the sensor 5 is received. After the actual water supply time recorded reaches the preset water supply time, an instruction to stop the water supply to the water box 1 is issued to the water pump. After the water stop time is set, an instruction is sent to the water pump of the water tank to supply water to the water box 1; the above-mentioned control component includes sensing that the induction plate 3 is in the first state or the second state and converting to The sensor 5 of the corresponding state signal and the controller that sends instructions to the water pump, receives the signal of the sensor 5 and judges whether the water tank is short of water, the sensor 5 and the controller cooperate in division of labor to ensure The sensitivity and reliability of the water shortage detection device are improved.

Specifically, as shown in Figure 3, the inductor 5 includes a magnetic sensitive element that can sense changes in the magnetic quantity and convert the changes into signals and transmit them to the controller; the induction plate 4 is opposite to the inductor 5. A magnet 41 is provided at the position where the magnetic sensitive element is arranged; the water shortage detection device utilizes the induction plate 4 to move away from or approach to the water inlet 3, and at the same time to move away from or approach to the sensor 5, causing The change in the magnetic quantity between the magnetic sensitive element of the inductor 5 and the magnet 41 of the induction plate 4 is converted into a signal of whether the water tank supplies water to the water box 1 and is transmitted to the The controller has high sensitivity, high reliability, and is not easily disturbed. Once the distance between the induction plate 4 and the sensor 5 changes, the sensor 5 can immediately receive the information between the sensor 5 and the sensor 5. The change of the magnetic quantity between the induction plates 4 is timely fed back to the controller.

Further, the magnets 41 are all magnetic steel; it should be noted that this is only a preferred solution of this embodiment, and other types of magnets can also be selected in other embodiments.

Further, the magnetic sensitive element is a reed switch or a triode; it should be noted that this is only a preferred solution of this embodiment, and other elements that can sense magnetic changes can be selected according to actual conditions and needs in other embodiments.

Further, the inductor 5 is arranged on the side of the water pipe 2; the induction plate 4 is also divided into left and right parts, and the part provided with the magnet 41 is opposite to the inductor 5, and is not provided with any The part of the magnet 41 is attached to the water inlet 3; this structure is to ensure that the sensor 5 can synchronously sense the movement state of the induction plate 4 away from or close to the water inlet 3, and ensure that the induction plate 4 The distance away from the sensor 5 and the water inlet 3 is equal, and no time delay occurs, which ensures the sensitivity and reliability of the water shortage detection device.

Further, as shown in FIG. 3 , a separating protrusion 31 separating the inductor 5 and the water inlet 3 is provided between the inductor 5 and the water inlet 3; the sensing plate 4 is opposite to the separating protrusion. The position of the riser 31 is formed with a separation groove 42 that is compatible with the separation protrusion 31; the separation protrusion 31 is to prevent the water in the water inlet 3 from splashing to the sensor 5 when the water enters. position and the part where the magnet 41 is installed on the induction plate 4, keep the place where the inductor 5 is installed and the part where the induction plate 4 is installed the magnet 41 is dry, to avoid corrosion of the magnet 41, the The separation groove 42 is to fit the separation protrusion 31 to ensure that the induction plate 4 is in a state of freely adhering to the water inlet 3 when the ice maker is not supplied with water.

Further, as shown in Figure 4, the end of the induction plate 4 connected to the water inlet is formed into a cylindrical shape, and the center of the circle is provided with a pin 6 that can pass through and connect the induction plate 4 to the inlet. The cylindrical shaft 43 at the water outlet 3; the angle at which the induction plate 4 can be driven by the water flow flushed out of the water pipe 2 when entering water is 0-90 degrees; this structure can firmly and reliably ensure that the induction plate 4 One end is fixed at the water inlet 3, and the other end is free to rotate, so that the induction plate 4 is not easy to fall off, and the induction plate 4 can rotate 0-90 degrees under the action of the water flow.

Further, the cylindrical shaft 43 of the induction plate 4 is formed with a limit protrusion 44 for preventing the induction plate 4 from contacting the water box 1; this structure is to prevent the induction plate 4 from When water enters, it collides with the working water box 1, affecting the normal operation of the water box 1 and the water supply of the water box 1.

Further, the water inlet 3 is formed with a circular arc protrusion 32 arranged along the upper half of the water inlet 3 to prevent water from splashing; this structure is to ensure that the water flow can enter the water box in a concentrated manner when entering water. 1. Prevent water from splashing at the water inlet 3.

Example 2

An ice maker, comprising the novel ice maker water shortage detection device described in any one of Embodiment 1.

Apparently, the above-mentioned embodiments are only examples for clear description, rather than limiting the implementation. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all the implementation manners here. And the obvious changes or changes derived therefrom are still within the scope of protection of the present invention.

Claims (12)

1. A new type of ice machine water shortage detection device, including: A water tank, the outlet of the water tank is connected with a water pump; The water pipe (2) is provided with a water inlet (3), one end of the water pipe (2) is connected to the water pump of the water tank, and the other end is communicated with the water box (1) for ice making through the water inlet (3) ; It is characterized in that it also includes An induction plate (4), movably connected to the water inlet (3), has a first state close to the water inlet (3) and the water tank passes through the water pipe (2) at the water inlet (3) The second state in which the flushed water is driven away from the water inlet (3) when water is discharged to the water box (1); The control component is electrically or signally connected to the induction plate (4), sends an instruction to the water pump of the water tank to supply water to the water box (1) or stops water supply, and senses the induction plate (4) It is in the first state or the second state and converted into a corresponding state signal and receives and records the actual water supply time, and judges whether the water tank is in a water shortage state according to whether the actual water supply time reaches the preset water supply time. If the water tank is in a water-short state, a water-shortage alarm will be issued. 2. The new ice machine water shortage detection device according to claim 1, characterized in that the control assembly includes The sensor (5) is electrically or signally connected to the induction plate (4), senses that the induction plate (4) is in the first state and converts it into a non-water supply state signal and sends out, and senses the induction plate ( 4) Be in the second state and convert to a water supply state signal and send it out; The controller sends an instruction to the water pump of the water tank to supply water to the water box (1) and then receives the water non-supply status signal from the sensor (5), and the recorded actual water supply time has not reached the specified time. According to the preset water supply time, it is judged that the water tank is in a water shortage state and a water shortage alarm is issued; the water pump of the water tank sends an instruction to supply water to the water box (1) and then receives the sensor (5) The water supply status signal sent out, the recorded actual water supply time reaches the preset water supply time, and sends an instruction to the water pump to stop supplying water to the water box (1), and sends to the water pump after the preset water supply time. The water pump of the water tank issues an instruction to supply water to the water box (1). 3. The new type ice maker water shortage detection device according to claim 2, characterized in that, the sensor (5) includes a sensor capable of inductively changing the magnetic quantity, and converting the change into a signal and transmitting it to the controller The magnetic sensitive element of the said induction board (4) is provided with a magnet (41) corresponding to the said magnetic sensitive element of the said inductor (5). 4. The novel ice maker water shortage detection device according to claim 3, characterized in that, the magnets (41) are all magnetic steel. 5. The novel ice machine water shortage detection device according to claim 3, characterized in that the magnetic sensitive element is a reed switch or a triode. 6. The new type ice machine water shortage detection device according to any one of claims 2-5, characterized in that, the sensor (5) is arranged on the side of the water pipe (2); the induction plate (4) is also divided into left and right parts, the part provided with the magnet (41) is opposite to the inductor (5), and the part not provided with the magnet (41) is close to the water inlet (3) . 7. The new ice machine water shortage detection device according to claim 6, characterized in that, the sensor (5) and the water inlet (3) are provided between the sensor (5) and the water inlet (3). The separation protrusion (31) separated by the water inlet (3); the position of the induction plate (4) relative to the separation protrusion (31) is formed with a separation groove matching the separation protrusion (31) (42). 8. The new type ice machine water shortage detection device according to claim 1, characterized in that the end of the induction plate (4) connected to the water inlet is formed into a cylindrical shape, and the center of the circle is provided with a pin that can accommodate ( 6) pass through the cylindrical shaft (43) that rotatably connects the induction plate (4) to the water inlet (3); when the induction plate (4) enters water, it can be The angle of rotation driven by the rushing water flow is 0-90 degrees. 9. The novel ice machine water shortage detection device according to claim 8, characterized in that, the cylindrical shaft (43) of the induction plate (4) is formed on the cylindrical shaft (43) to prevent the induction plate (4) from The limiting projection (44) where the water box (1) contacts. 10. The new type ice maker water shortage detection device according to claim 1, characterized in that, the water inlet (3) is formed with a water inlet (3) along the upper half of the circumference of the water inlet (3) to prevent water splashing Arc raised (32). 11. The new ice machine water shortage detection device according to any one of claims 1-10, characterized in that the induction plate (4) is rotatably connected to the water inlet (3), and has the function of The first state of being close to the water inlet (3) under the action of gravity and the second state of being away from the water inlet (3) and rotating at a certain angle driven by the water flowing out of the water inlet (3). 12. An ice maker, characterized in that it comprises the novel ice maker water shortage detection device according to any one of claims 1-11.