CN106907885B - Novel ice machine water shortage detection device and ice machine with same - Google Patents
Novel ice machine water shortage detection device and ice machine with same Download PDFInfo
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- CN106907885B CN106907885B CN201710243868.8A CN201710243868A CN106907885B CN 106907885 B CN106907885 B CN 106907885B CN 201710243868 A CN201710243868 A CN 201710243868A CN 106907885 B CN106907885 B CN 106907885B
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- water inlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C1/00—Producing ice
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C1/00—Producing ice
- F25C1/22—Construction of moulds; Filling devices for moulds
- F25C1/25—Filling devices for moulds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C2700/00—Sensing or detecting of parameters; Sensors therefor
- F25C2700/04—Level of water
Abstract
The invention discloses a novel water shortage detection device of an ice maker, which comprises: a water tank; a water pipe; the induction plate is movably connected to the water inlet and has a first state close to the water inlet and a second state far away from the water inlet, wherein the water tank is driven by flushed water flow when water is discharged from the water inlet to the water box through the water pipe; the control assembly is electrically or signal-connected to the induction plate, sends a command of supplying water to the water box or stopping supplying water to the water pump of the water tank, induces that the induction plate is in a first state or a second state, converts the induction plate into a corresponding state signal, receives and records actual water supply time, judges whether the water tank is in a water shortage state according to whether the actual water supply time reaches preset water supply time, and sends a water shortage alarm if the water tank is in the water shortage state; the water shortage detection device has the advantages of simple structure, high sensitivity, good reliability, cleanness, sanitation and low cost.
Description
Technical Field
The invention relates to the technical field of ice making, in particular to a novel ice machine water shortage detection device and an ice machine with the same.
Background
The ice maker needs water source supply during working, a water box is usually arranged in a water supply system of the ice maker in the prior art, water in the water box is conveyed to the water box by a water pump to make ice, and a water shortage detection device is required to be arranged in the ice maker to realize automatic water supply of the water box.
The common water shortage detection device in the market has two modes, one mode is that a mechanical floating ball valve is arranged in a water tank for controlling, the floating ball is used for detecting the water level, and then the opening and closing of a water inlet valve are controlled, and the floating ball valve control mode needs to occupy a larger space of the water tank; the other is that a probe which is communicated with a water medium to form a conductive loop is arranged in the water tank, and whether water needs to be added is judged by utilizing whether the loop is electrified, so that certain requirements on water quality are met, and if purified water cannot be used; above-mentioned two kinds of modes will have and detect the functional part and put into the water that is used for the ice-making, and long-term use must have the sanitary problem, and in addition, move the water in the refrigerator water tank under the special conditions such as refrigerator and take place to rock, and above-mentioned two kinds of modes all can receive the influence, and unable accurate control supplies water, installs inconvenience moreover, and is with high costs.
Disclosure of Invention
Therefore, the invention aims to provide a novel ice machine water shortage detection device, which solves the defects that the water shortage detection device in the prior art is unsanitary and cannot accurately supply water when shaking occurs, and therefore, the novel ice machine water shortage detection device is simple in structure, high in sensitivity, good in reliability, clean, sanitary and low in cost.
The invention also provides an ice maker with the novel ice maker water shortage detection device.
A novel ice machine water shortage detection device comprises:
the water tank is provided with a water pump at an outlet;
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 of the water pipe is communicated with the water box for making ice through the water inlet;
also comprises
The induction plate is movably connected to the water inlet and has a first state close to the water inlet and a second state far away from the water inlet, wherein the water tank is driven by flushed water flow when water is discharged from the water inlet to the water box through the water pipe;
control assembly, electrical property or signal connection in the tablet, to the water tank the water pump sends right the water box supplies water or stops instruction, the response that supplies water the tablet is in the first state perhaps the second state just converts corresponding status signal and receives and takes notes actual water supply time, according to whether actual water supply time arrives and predetermines water supply time and judges whether the water tank is in the water shortage state, if the water tank is in the water shortage state then sends the water shortage warning.
Preferably, the control assembly comprises
The sensor is electrically or signal-connected with the sensing plate, senses that the sensing plate is in the first state, converts a non-water-supply state signal and sends the signal, and senses that the sensing plate is in the second state signal, converts the signal into a water-supply state signal and sends the signal;
the controller is used for receiving a non-water-supply state signal sent by the sensor after sending a water supply instruction to the water box to the water pump of the water tank, recording that the actual water supply time does not reach the preset water supply time, judging that the water tank is in a water shortage state and sending a water shortage alarm; and after the recorded actual water supply time reaches the preset water supply time, the water pump sends an instruction of stopping supplying water to the water box, and after the preset water stop time, the water pump of the water tank sends an instruction of supplying water to the water box.
Preferably, the sensor comprises a magnetic sensing element which can sense the change of magnetic quantity and convert the change into a signal to be transmitted to the controller; and magnets are arranged at the positions of the induction plate corresponding to the magnetic sensing elements of the inductor.
Preferably, the magnets are all magnetic steel.
Preferably, the magnetic sensing element is a reed switch or a triode.
Preferably, the inductor is arranged on the side edge of the water pipe; the induction plate is also divided into a left part and a right part, the part provided with the magnet is opposite to the inductor, and the part not provided with the magnet is close to the water inlet.
Preferably, a separation bulge for separating the inductor from the water inlet is arranged between the inductor and the water inlet; the position of the induction plate corresponding to the separation bulge is formed with a separation groove matched with the separation bulge.
Preferably, a cylindrical shaft is formed at one end of the induction plate connected with the water inlet, and a pin capable of being accommodated is arranged at the center of the cylindrical shaft and penetrates through the induction plate to rotatably connect the induction plate with the water inlet; the angle of the rotation of the induction plate driven by the water flow flushed out by the water pipe is 0-90 degrees when water enters the induction plate.
Preferably, a limiting protrusion for preventing the contact between the sensing plate and the water box is formed on the cylindrical shaft of the sensing plate.
Preferably, the water inlet is formed with an arc-shaped bulge which is arranged along the circumference of the upper half part of the water inlet and prevents water from splashing.
Preferably, the sensing board rotatable coupling in water inlet department has and laminates under the action of gravity the water inlet the first state with by the rivers drive rotation certain angle of water inlet in order to keep away from the water inlet the second state.
An ice maker, characterized in that the ice maker comprises the novel ice maker water shortage detection device of any one of claims 1 to 13.
The technical scheme of the invention has the following advantages:
1. the invention provides a novel water shortage detection device of an ice maker, wherein an induction plate is movably connected to a water inlet and is provided with a first state close to the water inlet and a second state far away from the water inlet, wherein a water tank is driven by flushed water flow when water is discharged from the water inlet to a water box through a water pipe; the control assembly is electrically or signal-connected with the induction plate, sends a command of supplying water to the water box or stopping supplying water to the water pump of the water tank, induces that the induction plate is in a first state or a second state, converts the first state or the second state into a corresponding state signal, receives and records actual water supply time, judges whether the water tank is in a water shortage state according to whether the actual water supply time reaches preset water supply time, and sends a water shortage alarm if the water tank is in the water shortage state; firstly, the device is simple in structure and convenient to install, whether the water tank is lack of water can be detected only by installing the induction plate and the controller assembly, and an alarm is given out when the water tank is lack of water, so that great convenience is brought to production and assembly; secondly, the device does not influence the water level of the water tank due to impact, transportation 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 assembly can immediately receive signals, and the sensitivity is high; secondly, the device does not need to put a detection part into the water tank, so that the cleanness and sanitation of the water for making ice are better ensured; finally, the device has a greatly reduced cost compared to prior art water shortage detection devices.
The working principle of the water shortage detection device is as follows: the control assembly sends a water supply instruction to the water box to the water pump of the water tank, the water pump receives the water inlet instruction and then feeds water pressure in the water tank into the water pipe, water flows out of the water inlet through the water pipe to drive the sensing plate to be far away from the water inlet, the sensing plate is in a second state, the control assembly senses the state of the sensing plate and converts the second state into a signal for sending and receiving a water supply state, meanwhile, the control assembly starts to record actual water supply time, when the actual water supply time reaches the preset water supply time for supplying water, the water tank is judged not to be in a water shortage state, the control assembly sends a water supply stopping instruction to the water pump of the water tank, at the moment, no water flows out of the water inlet, the sensing plate returns to a first state close to the water inlet from the second state far away from the water inlet under the action of gravity, the control assembly senses the first state of the sensing plate and converts the first state into a signal for not supplying water and receives the signal, after the preset water cut-off time, the control assembly sends a water supply instruction to the water pump to the water box, and then the water supply process is repeated; the control assembly sends the instruction that supplies water to the water box to the water pump of water tank, and the control assembly receives the not water supply state signal that feeds back after the tablet is close to the water inlet, and actual water supply time does not reach and predetermines water supply time promptly, judges that the water tank is in the lack of water state and sends out the warning of lack of water.
2. The invention provides a novel water shortage detection device of an ice maker, wherein a sensor comprises a magnetic sensing element which is used for sensing the change of magnetic quantity and converting the change into a signal to be transmitted to a controller; the induction plate is provided with a magnet at the position opposite to the position of the inductor provided with the magnetic sensitive element; the water shortage detection device is when utilizing the tablet to keep away from or be close to the water inlet promptly the inductor, arouse the magnetic quantity between the magnet of the magnetic sensing element of inductor and tablet to change, whether change into the water tank again and carry out the signal transmission that supplies water for the controller to the water box, sensitivity is high, the good reliability, be difficult for receiving the interference, in case the distance between tablet and the inductor changes, the inductor just can receive the change of the magnetic quantity between inductor and the tablet immediately, in time to the controller feedback.
3. The invention provides a novel water shortage detection device of an ice maker, wherein a sensor is arranged on the side edge of a water pipe; the induction plate is also divided into a left part and a right part, the part provided with the magnet is opposite to the inductor, and the part not provided with the magnet is attached to the water inlet; the structure is used for ensuring that the sensor can synchronously sense the motion of the sensing plate far away from or close to the water inlet at the same distance, and the sensitivity and the reliability of the water shortage detection device are ensured.
4. The invention provides a novel ice maker water shortage detection device.A separation bulge for separating an inductor from a water inlet is arranged between the inductor and the water inlet; above-mentioned separate protruding position department and the part of tablet installation magnet of water inlet splash to installation inductor when preventing into water keeps the drying of the part of installation inductor department and tablet installation magnet, avoids magnet to take place to corrode.
5. The invention provides a novel water shortage detection device of an ice maker.A cylindrical shape is formed at one end of a sensing plate connected with a water inlet, and a cylindrical shaft which can accommodate a pin to pass through and rotatably connect the sensing plate to the water inlet is arranged at the center of a circle; the structure can firmly and reliably ensure that one end of the induction plate is fixed at the water inlet, and the other end of the induction plate freely rotates and is not easy to fall off.
6. According to the novel ice maker water shortage detection device provided by the invention, the cylindrical shaft of the induction plate is provided with the limiting bulge for preventing the induction plate from contacting with the water box; the structure is used for avoiding the influence on the normal operation of the water box and the water supply of the water box caused by the collision of the induction plate with the rotating water box when water enters.
7. According to the novel water shortage detection device for the ice maker, the water inlet is formed with the arc-shaped bulge which is arranged along the circumference of the upper half part of the water inlet and used for preventing water from splashing; the structure is used for ensuring that water flow can intensively enter the water box when water enters, and preventing water from splashing at the water inlet.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a water shortage detection device of a novel ice maker according to the present invention;
FIG. 2 is a schematic view of the apparatus shown in FIG. 1 at the water inlet;
FIG. 3 is an exploded view of the water shortage detection device of the novel ice maker shown in FIG. 1;
FIG. 4 is a front view of the sensing plate shown in FIG. 1;
FIG. 5 is a schematic view of the sensing plate of the present invention away from the water inlet;
FIG. 6 is a schematic view of the sensing plate of the present invention near the water inlet;
description of reference numerals: 1-water box, 2-water pipe, 3-water inlet, 31-separation bulge, 32-arc bulge, 4-induction plate, 41-magnet, 42-separation groove, 43-cylindrical shaft, 44-limit bulge, 5-inductor and 6-pin.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, 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., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
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 they do not conflict with each other.
Example 1
As shown in fig. 1 and 2, the water shortage detection device of the novel ice maker comprises a water tank, wherein an 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 of the water pipe 2 is communicated with the water box 1 for making ice through the water inlet 3; the induction plate 4 is movably connected to the water inlet 3 and has a first state close to the water inlet 3 as shown in fig. 5 and a second state far from the water inlet 3 as shown in fig. 6, wherein the water tank is driven by flushed water flow when the water inlet 3 discharges water to the water box 1 through the water pipe 2; control assembly, electrical property or signal connection in tablet 4, to the water tank the water pump sends right water box 1 supplies water or stop the instruction, the response that supply water induction board 4 is in first state perhaps the second state just converts corresponding status signal and receives and takes notes actual water supply time into, according to whether actual water supply time arrives and predetermines water supply time and judges whether the water tank is in the water shortage state, if the water tank is in the water shortage state then sends the water shortage warning.
The working principle of the water shortage detection device is as follows:
the control assembly sends a water supply instruction to the water box 1 to the water pump of the water tank, the water pump receives the water inlet instruction and then presses the water in the water tank into the water pipe 2, the water flows through the water pipe 2 and then rushes out from the water inlet 3 to drive the induction plate 4 to be far away from the water inlet 3, as shown in fig. 6, the induction plate 4 is in the second state, the control assembly senses the state of the induction plate 4 and converts the second state into a water supply state signal which is being sent and received, meanwhile, the control assembly starts to record the actual water supply time, when the actual water supply time reaches the preset water supply time, the water tank is judged not in a water shortage state, the control assembly sends a water supply stopping instruction to the water pump of the water tank, and at the moment, no water flow rushes out from the water inlet 3, as shown in fig. 5, the sensing plate 4 returns to the first state close to the water inlet 3 from the second state far from the water inlet 3 under the action of gravity, the control module senses the first state of the sensing plate 4, converts the first state into a signal that water supply is not performed, receives the signal, sends a command for supplying water to the water box 1 to the water pump after the preset water-cut-off time, and repeats the above-mentioned water supply process; after the control assembly sends a water supply instruction to the water box 1 to the water pump of the water tank, the control assembly receives a non-water-supply state signal fed back by the induction plate 4 close to the water inlet 3 as shown in fig. 5, namely the actual water supply time does not reach the preset water supply time, judges that the water tank is in a water shortage state and sends a water shortage alarm; in addition, when the preset water supply time minus the actual water supply time is greater than a preset time difference, it is judged that the water box 1 does not reach an ice making water level, after the water is added into the water tank, the control assembly sends an instruction for continuing supplying water to the water box 1 to the water pump until the actual water supply time reaches the preset water supply time, and 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 reaches the ice making water level, and the water box 1 makes ice normally.
It should be noted that, the control module is restarted after a preset alarm time for sending out a water shortage alarm of the water tank, that is, an instruction for supplying water to the water box 1 is sent to the water pump, if water flows out from the water inlet 3 to make the sensing plate 4 far away from the water inlet 3, the control module receives a water supply signal converted from the sensing plate 4 being in the second state, water is added into the water tank, and the controller releases the water shortage alarm; if no water flow rushes out from the water inlet 3, the induction plate 4 is in the first state close to the water inlet 3, the control assembly receives a signal that the induction plate 4 is in the first state and is not switched to supply water, namely, the water tank is not filled with water, and the controller continues to send out a water shortage alarm.
Firstly, the device is simple in structure and convenient to install, whether the water tank is lack of water can be detected only by installing the induction plate 4 and the control assembly, and a water shortage alarm is given out when the water tank is lack of water, so that great convenience is brought to production and assembly; secondly, the device does not influence the water level of the water tank due to impact, transportation and other uncertain factors, and has strong reliability; secondly, when the induction plate 4 is far away from or close to the water inlet 3, the control assembly can immediately receive signals, and the sensitivity is high; secondly, the device does not need to put a detection part into the water tank, so that the cleanness and sanitation of the water for making ice are better ensured; finally, the device has a greatly reduced cost compared to prior art water shortage detection devices.
Further, as shown in fig. 3, the sensor 5 is electrically or signal-connected to the sensing board 4, senses that the sensing board 4 is in the first state and converts the signal of the non-water-supply state into a signal of the water-supply state and sends the signal, and senses that the sensing board 4 is in the second state and converts the signal of the water-supply state into a signal of the water-supply state; the controller is used for receiving a non-water-supply state signal sent by the sensor 5 after sending a water supply instruction to the water box 1 to the water pump of the water tank, recording that the actual water supply time does not reach the preset water supply time, judging that the water tank is in a water shortage state and sending a water shortage alarm; after sending a water supply instruction to the water tank pump to the water box 1, receiving a water supply state signal sent by the sensor 5, sending an instruction to stop supplying water to the water box 1 to the water pump after the recorded actual water supply time reaches the preset water supply time, and sending an instruction to supply water to the water box 1 to the water pump of the water tank after the preset water stop time; the control assembly comprises an inductor 5 for inducing the induction plate 4 to be in the first state or the second state and converting the induction plate into corresponding state signals, and a controller for sending instructions to the water pump, receiving signals of the inductor 5 and judging whether the water tank is lack of water or not, wherein the inductor 5 and the controller are in work division cooperation, so that the sensitivity and the reliability of the lack of water detection device are guaranteed.
Specifically, as shown in fig. 3, the sensor 5 includes a magnetic sensing element capable of sensing a change in magnetic quantity and converting the change into a signal to be transmitted to the controller; a magnet 41 is arranged at the position of the induction plate 4 opposite to the position of the inductor 5 where the magnetic sensing element is arranged; lack water detection device utilizes tablet 4 keeps away from or is close to water inlet 3 also keeps away from simultaneously or is close to during inductor 5, arouses inductor 5 magnetic sensing element with tablet 4 the magnetic quantity between magnet 41 changes, and it is right again to convert the water tank water box 1 carries out the signal transmission who supplies water and gives the controller, and sensitivity is high, the good reliability, and difficult quilt disturbs, once in tablet 4 with distance between the inductor 5 changes, inductor 5 just can be received immediately inductor 5 with the change of the magnetic quantity between the tablet 4, in time to the controller feedback.
Further, the magnets 41 are all magnetic steel; it should be noted that this is only a preferred embodiment, and other types of the magnets may be selected in other embodiments.
Further, the magnetic sensing element is a reed switch or a triode; it should be noted that this is only a preferred solution of this embodiment, and in other embodiments, other elements capable of inducing the change of the magnetic quantity may be selected according to actual situations and needs.
Further, the inductor 5 is arranged on the side of the water pipe 2; the induction plate 4 is also divided into a left part and a right part, the part provided with the magnet 41 is opposite to the inductor 5, and the part not provided with the magnet 41 is attached to the water inlet 3; the structure is used for ensuring that the sensor 5 can synchronously sense the motion state of the sensing plate 4 far away from or close to the water inlet 3, ensuring that the distance of the sensing plate 4 far away from the sensor 5 and the water inlet 3 is equal, avoiding the phenomenon of time delay and ensuring the sensitivity and reliability of the water shortage detection device.
Further, as shown in fig. 3, a separation protrusion 31 is disposed between the inductor 5 and the water inlet 3 to separate the inductor 5 from the water inlet 3; a separation groove 42 matched with the separation bulge 31 is formed at the position of the induction plate 4 corresponding to the separation bulge 31; the separation protrusion 31 is used for preventing water in the water inlet 3 from splashing to the position where the inductor 5 is installed and the part of the induction plate 4 where the magnet 41 is installed, keeping the part where the inductor 5 is installed and the part of the induction plate 4 where the magnet 41 is installed dry, and avoiding the magnet 41 from corroding when water enters, and the separation groove 42 is used for being matched with the separation protrusion 31 to ensure that the induction plate 4 is in a free fit state with the water inlet 3 when the ice maker is not supplied with water.
Further, as shown in fig. 4, a cylindrical shaft 43 is formed at one end of the sensing plate 4 connected with the water inlet, and a pin 6 capable of being accommodated is arranged at the center of the cylindrical shaft to penetrate through the sensing plate 4 to rotatably connect the sensing plate 4 with the water inlet 3; the angle of the induction plate 4 which can be driven by the water flow flushed out by the water pipe 2 to rotate when water enters is 0-90 degrees; the structure can firmly and reliably ensure that one end of the induction plate 4 is fixed at the water inlet 3 and the other end freely rotates, so that the induction plate 4 is not easy to fall off, and the induction plate 4 can rotate by 0-90 degrees under the action of the water flow.
Further, a limiting protrusion 44 for preventing the induction plate 4 from contacting the water box 1 is formed on the cylindrical shaft 43 of the induction plate 4; this structure is to prevent the sensing plate 4 from colliding with the water box 1 in operation when water is supplied, and thus, the normal operation of the water box 1 and the water supply of the water box 1 are not affected.
Further, the water inlet 3 is formed with an arc bulge 32 which is arranged along the circumference of the upper half part of the water inlet 3 and prevents water from splashing; the structure is used for ensuring that water flow can intensively enter the water box 1 when water enters, and preventing water from splashing at the water inlet 3.
Example 2
An ice maker comprises the novel ice maker water shortage detection device in embodiment 1.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (11)
1. A novel ice machine water shortage detection device comprises:
the water tank is connected with the outlet of the water tank;
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 of the water pipe is communicated with the water box (1) for making ice through the water inlet (3);
it is characterized by also comprising
The induction plate (4) is movably connected to the water inlet (3) and has a first state close to the water inlet (3) and a second state that the water tank is driven by flushed water flow to be far away from the water inlet (3) when the water outlet (3) of the water tank is communicated with the water box (1) through the water pipe (2);
the induction plate (4) is formed into a cylinder at one end connected with the water inlet, a pin (6) capable of being accommodated is arranged in the center of the cylinder and penetrates through a cylinder shaft (43) which can rotatably connect the induction plate (4) to the water inlet (3), the induction plate (4) can be driven to rotate by water flow rushed out of the water pipe (2) when water enters the water inlet, the angle of the rotation is 0-90 degrees, the induction plate (4) is divided into a left part and a right part, the part provided with the magnet (41) is opposite to the inductor (5), the part not provided with the magnet (41) is close to the water inlet (3), and the induction plate (4) has a first state close to the water inlet (3) under the action of gravity and a second state which is driven to rotate by the water flow rushed out of the water inlet (3) for a certain angle to be far away from the water inlet (3);
the control assembly is electrically or signal-connected to the induction plate (4), sends a command of supplying water to the water box (1) or stopping water supply to the water pump of the water tank, induces that the induction plate (4) is in the first state or the second state, converts the induction plate into a corresponding state signal, receives and records actual water supply time, judges whether the water tank is in a water shortage state according to whether the actual water supply time reaches preset water supply time, and sends a water shortage alarm if the water tank is in the water shortage state;
the control assembly includes inductor (5), electrical property or signal connection in tablet (4), the response tablet (4) are in first state and conversion do not supply water state signal and send, the response tablet (4) are in the second state and conversion are supplying water state signal and send.
2. The novel ice maker water shortage detection device as claimed in claim 1, wherein the control assembly further comprises:
the controller is used for receiving a non-water-supply state signal sent by the sensor (5) after sending a water supply instruction to the water box (1) to the water pump of the water tank, recording that the actual water supply time does not reach the preset water supply time, judging that the water tank is in a water shortage state and sending a water shortage alarm; the water supply device comprises a water box (1), a sensor (5), a water supply state signal, a water supply time signal and a water supply stop signal, wherein the water supply state signal is sent by the water pump to the water box and then received by the sensor (5), the recorded actual water supply time reaches the preset water supply time and then the water pump sends a water supply stop command to the water box (1), and the water pump of the water box sends a water supply command to the water box (1) after the preset water stop time.
3. The novel ice maker water shortage detection device as claimed in claim 2, wherein the sensor (5) comprises a magnetic sensing element which can sense the change of magnetic quantity and convert the change into a signal to be transmitted to the controller; the magnet (41) is arranged at the position of the induction plate (4) corresponding to the magnetic sensitive element of the inductor (5).
4. The novel ice maker water shortage detection device according to claim 3, wherein the magnets (41) are all magnetic steel.
5. The novel ice maker water shortage detection device as claimed in claim 3, wherein the magnetic sensing element is a reed switch or a triode.
6. The novel ice maker water shortage detection device as claimed in claim 2, wherein the sensor (5) is arranged at the side of the water pipe (2).
7. The novel ice maker water shortage detection device as claimed in claim 6, wherein a separation bulge (31) for separating the inductor (5) from the water inlet (3) is arranged between the inductor (5) and the water inlet (3); the position of the induction plate (4) corresponding to the separation bulge (31) is formed with a separation groove (42) matched with the separation bulge (31).
8. The novel ice maker water shortage detection device as claimed in claim 1, wherein a limiting protrusion (44) for preventing the contact between the sensing plate (4) and the water box (1) is formed on the cylindrical shaft (43) of the sensing plate (4).
9. The novel ice maker water shortage detection device as claimed in claim 1, wherein the water inlet (3) is formed with a circular arc protrusion (32) which is arranged along the upper half circumference of the water inlet (3) and prevents water from splashing.
10. The device for detecting the water shortage of the novel ice making machine according to any one of the claims 1 to 9, wherein the sensing plate (4) is rotatably connected to the water inlet (3) and has the first state of being close to the water inlet (3) under the action of gravity and the second state of being rotated by a certain angle to be far away from the water inlet (3) under the action of water flow flushed from the water inlet (3).
11. An ice maker, characterized in that the ice maker comprises the novel ice maker water shortage detection device as claimed in any one of claims 1 to 10.
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| CN110236390B (en) * | 2018-03-07 | 2020-11-03 | 佛山市顺德区美的饮水机制造有限公司 | Water dispenser and water inlet control method and device thereof |
| CN112254425A (en) * | 2019-07-03 | 2021-01-22 | 青岛海尔电冰箱有限公司 | Ice making device, ice making control method and refrigerator |
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