CN213472948U - Drainage warning system - Google Patents
Drainage warning system Download PDFInfo
- Publication number
- CN213472948U CN213472948U CN202022170312.0U CN202022170312U CN213472948U CN 213472948 U CN213472948 U CN 213472948U CN 202022170312 U CN202022170312 U CN 202022170312U CN 213472948 U CN213472948 U CN 213472948U
- Authority
- CN
- China
- Prior art keywords
- electrically connected
- programmable controller
- power
- main valve
- terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Domestic Plumbing Installations (AREA)
Abstract
The utility model discloses a drainage warning system, the utility model relates to an alarm prompt technical field, drainage warning system includes: the device comprises a programmable controller, a relay, a 24V storage battery, a manual switch, a 24V switching power supply, a liquid level sensor, an audible and visual alarm and a power supply main valve. This drainage warning system has solved and has failed in time to remind the user of service personnel to discharge the clean problem of surplus water in the waterway system among the correlation technique.
Description
Technical Field
The utility model relates to an alarm prompt technical field specifically is a drainage warning system.
Background
At present, the kitchen truck is mostly used in high altitude high cold areas, and after the kitchen truck cooking equipment operation was ended, the remaining water in the waterway system was discharged totally by the manual work to prevent to freeze. Under many circumstances, because of not in time draining after the operation, lead to waterway system to freeze and damage equipment, this not only hinders the cooking equipment's of kitchen truck normal use, also brings certain economic loss for the user, if take place this type of condition when field work, will make equipment be in the paralysed state, seriously influence field operation personnel's diet safety.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a drainage warning system has solved and has failed in time to remind the user of using personnel to discharge the clean problem with the surplus water in the water route system among the correlation technique.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a drainage warning system, comprising: the device comprises a programmable controller, a relay, a 24V storage battery, a manual switch, a 24V switching power supply, a liquid level sensor, an audible and visual alarm and a power supply main valve;
the first output end of the programmable controller is electrically connected with a first pin of a coil of the relay, one end of a first group of contact switches of the relay and one end of a second group of contact switches of the relay, a second pin of the coil of the relay is electrically connected with the negative pole of the 24V storage battery, the other end of the first group of contact switches of the relay is electrically connected with one end of the manual switch, the other end of the manual switch is electrically connected with the positive pole of the 24V storage battery, the other end of the second group of contact switches of the relay is electrically connected with the power input end of the programmable controller, and the power ground end of the programmable controller is electrically connected with the negative pole of the 24V storage battery;
the input side first terminal of the power main valve is electrically connected with a power phase line, the input side second terminal of the power main valve is electrically connected with a power zero line, the output side first terminal of the power main valve is electrically connected with a power input phase line of an electrical appliance, and the output side second terminal of the power main valve is electrically connected with a power input zero line of the electrical appliance, wherein the input side first terminal and the output side first terminal are conducted when the power main valve is closed, and the input side second terminal and the output side second terminal are conducted when the power main valve is closed;
a power input phase line of the 24V switching power supply is electrically connected with a first terminal of an output side of the power main valve, a power input zero line of the 24V switching power supply is electrically connected with a second terminal of the output side of the power main valve, a power output positive electrode of the 24V switching power supply is electrically connected with a positive electrode of the power input end of the programmable controller, and a power output negative electrode of the 24V switching power supply is electrically connected with a negative electrode of the power input end of the programmable controller;
a first signal common terminal of the programmable controller is electrically connected with a third terminal of an input side of the power main valve, a first signal input terminal of the programmable controller is electrically connected with a third terminal of an output side of the power main valve, and the third terminal of the input side and the third terminal of the output side are conducted when the power main valve is disconnected;
a second signal input end of the programmable controller is electrically connected with a signal output end of the liquid level sensor, and a second signal common end of the programmable controller is electrically connected with a signal input end of the liquid level sensor;
and a second signal common end of the programmable controller is electrically connected with a signal common end of the audible and visual alarm.
Preferably, the drainage warning system further comprises an ambient temperature sensor;
and a fourth signal input end of the programmable controller is electrically connected with a signal output end of the environment temperature sensor, and a fourth signal common end of the programmable controller is electrically connected with a signal input end of the environment temperature sensor.
Preferably, the drainage warning system further comprises a power indicator;
the positive pole of power indicator with the first pin electricity of coil of relay is connected, the negative pole of power indicator with the negative pole electricity of 24V battery is connected.
Preferably, the drainage warning system further comprises a display screen;
and a third signal output end of the programmable controller is electrically connected with a signal input end of the display screen, and a third signal common end of the programmable controller is electrically connected with a signal common end of the display screen.
Preferably, the manual switch is a push switch.
Preferably, the power main valve is a three-pole three-throw switch.
Preferably, the power supply is 220V, and the 24V switching power supply is a 220V to 24V inverter.
Advantageous effects
The utility model provides a drainage warning system. Compared with the prior art, the method has the following beneficial effects:
(1) this drainage warning system realizes at cooking equipment outage back through programmable controller, and control audible-visual annunciator sends the suggestion to level sensor signal and power main valve turn-off signal are the basis, combine the relay to realize the programmable controller power supply, can be at cooking equipment stop work, utilize switching power supply energy storage time-delayed principle during the turn-off power supply, control programmable controller automatic switch-over is vehicle battery power supply, and then sends the reputation and remind, in time with the surplus water emission clean in the water route system with the suggestion user of service.
(2) This drainage warning system, through combining ambient temperature sensor, let the staff in time discharge surplus water, ensure that waterway system is unlikely to freeze under equipment standby state, make equipment be in normal standby state constantly.
(3) This drainage warning system through combining the display screen, to user of service show drainage flow, makes things convenient for the user of service operation to the suggestion user of service in time discharges the surplus water in the water route system totally, has improved user of service's use and has experienced the sense.
(4) The drainage warning system is simple in structure, and is a common low-cost component, so that the cost is low, and the maintenance is convenient.
Drawings
Fig. 1 is a schematic structural view of a drainage warning system according to the present invention;
fig. 2 is a schematic structural view of another drainage warning system according to the present invention;
fig. 3 is a schematic structural view of another drainage warning system according to the present invention;
fig. 4 is a schematic structural diagram of another drainage warning system according to the present invention.
In the figure: the system comprises a programmable controller-110, a relay-120, a 24V storage battery-130, a manual switch-140, a 24V switching power supply-150, a liquid level sensor-160, an audible and visual alarm-170, a power supply main valve-180, an ambient temperature sensor-210, a power supply indicator lamp-310 and a display screen-410.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a drainage warning system.
Fig. 1 is a schematic structural diagram of a drainage warning system according to the present invention, as shown in fig. 1, the drainage warning system 100 includes: the device comprises a programmable controller 110, a relay 120, a 24V storage battery 130, a manual switch 140, a 24V switching power supply 150, a liquid level sensor 160, an audible and visual alarm 170 and a power main valve 180.
The first output of programmable controller 110 with the first stitch of coil of relay 120, the one end of the first group contact switch of relay 120 and the one end electricity of the second group contact switch of relay 120 is connected, the second stitch of coil of relay 120 with the negative pole electricity of 24V battery 130 is connected, the other end of the first group contact switch of relay 120 with the one end electricity of hand switch 140 is connected, the other end of hand switch 140 with the anodal electricity of 24V battery 130 is connected, the other end of the second group contact switch of relay 120 with programmable controller 110's power input end electricity is connected, programmable controller 110's power earthing terminal with the negative pole electricity of 24V battery 130 is connected.
The input side first terminal of the power main valve 180 is electrically connected with a power phase line, the input side second terminal of the power main valve 180 is electrically connected with a power zero line, the output side first terminal of the power main valve 180 is electrically connected with a power input phase line of an electrical appliance, the output side second terminal of the power main valve 180 is electrically connected with a power input zero line of the electrical appliance, wherein the input side first terminal and the output side first terminal are conducted when the power main valve 180 is closed, and the input side second terminal and the output side second terminal are conducted when the power main valve 180 is closed.
The power input positive electrode of the 24V switching power supply 150 is electrically connected to the first output terminal of the power main valve 180, the power input negative electrode of the 24V switching power supply 150 is electrically connected to the second output terminal of the power main valve 180, the power output positive electrode of the 24V switching power supply 150 is electrically connected to the power input terminal of the programmable controller 110, and the power output negative electrode of the 24V switching power supply 150 is electrically connected to the power ground terminal of the programmable controller 110.
A first signal common terminal of the programmable controller 110 is electrically connected to a third terminal of the input side of the power main valve 180, a first signal input terminal of the programmable controller 110 is electrically connected to a third terminal of the output side of the power main valve 180, and the third terminal of the input side and the third terminal of the output side are turned on when the power main valve 180 is turned off.
A second signal input end of the programmable controller 110 is electrically connected with the signal output end of the liquid level sensor 160, and a second signal common end of the programmable controller 110 is electrically connected with the signal input end of the liquid level sensor 160.
The second output end of the programmable controller 110 is electrically connected with the signal input end of the audible and visual alarm 170, and the second signal common end of the programmable controller 110 is electrically connected with the signal common end of the audible and visual alarm 170.
Preferably, the manual switch 130 is a push button switch.
Preferably, the power main valve 180 is a three-pole, three-throw switch.
Preferably, the power supply is 220V, and the 24V switching power supply 150 is a 220V to 24V inverter.
When the cooking equipment is used, the power main valve 180 is closed, the power supply supplies power to the cooking equipment and simultaneously supplies power to the 24V switch power supply 150, the power main valve is a three-pole three-throw switch, at this moment, the power main valve provides a signal to the programmable controller 110, so that the programmable controller 110 receives the signal and judges that the cooking equipment is in a use state. The power supply is 220V and the programmable controller 110 is 24V rated, so the 24V switching power supply 150 is a 220V to 24V inverter that converts the 220V to 24V to power the programmable controller 110. At this time, the first output terminal and the second output terminal of the programmable controller 110 do not output signals, so the relay 120 and the audible and visual alarm 170 are in an inoperative state, but the liquid level sensor monitors the liquid level in real time.
When the cooking equipment is closed, the filter capacitance of the 24V switch power supply 150 has residual charge at the moment that the power main valve 180 is disconnected, the power supply time of 0.2 to 0.5 second can be prolonged, when the programmable controller 110 simultaneously detects a power supply disconnection signal and a liquid level sensor 160 signal, the first output of the programmable controller 110 outputs a signal, so that the positive electrode of the power supply of the 24V storage battery 130 and the coil of the relay 120 work, after the first group of contact switches of the relay 120 are attracted, the 24V storage battery 130 supplies power to the coil of the relay 120, further, the first group of contact switches of the relay 120 are attracted, the 24V storage battery 130 continues to supply power to the programmable controller 110, and the second output end of the programmable controller 110 outputs a signal, so that the audible and visual alarm 170 receives the alarm signal and sends out a reminding message to remind a user of discharging residual water.
After the residual water is drained, the programmable controller 110 determines that the residual water is drained according to the liquid level signal of the liquid level sensor 160, controls the audible and visual alarm 170 to send out prompt information to prompt a user to close the manual switch 140, turns off the manual switch 140, cuts off the power of the coil of the relay 120, cuts off the power supply loop of the 24V storage battery, and stops working of the drainage warning system.
Adopt above-mentioned system, can realize at cooking equipment outage back through programmable controller, control audible-visual annunciator sends the suggestion, use level sensor signal and power main valve turn-off signal as the basis, combine the relay to realize the programmable controller power supply, can be at cooking equipment stop work, utilize switching power supply energy storage time-delayed principle during the cut-off, control programmable controller automatic switch-over is vehicle battery power supply, and then send the reputation and remind, in time with the surplus water emission clean in the waterway system with the suggestion user of service. In addition, this drainage warning system, simple structure to be low-cost components and parts commonly used, consequently the cost is lower, easy maintenance.
Fig. 2 is a schematic structural diagram of another drainage warning system according to the present invention, as shown in fig. 2, the drainage warning system 200 further includes an ambient temperature sensor 210.
A fourth signal input end of the programmable controller 110 is electrically connected with the signal output end of the ambient temperature sensor 210, and a fourth signal common end of the programmable controller 110 is electrically connected with the signal input end of the ambient temperature sensor 210.
When the cooking apparatus is closed, the programmable controller 110 receives the signal of the ambient temperature sensor 210, determines whether the ambient temperature is lower than a preset temperature threshold, and if the ambient temperature is lower than the preset temperature threshold, sends an alarm prompt message and/or controls the system to start the system for heat preservation.
The system is combined with the ambient temperature sensor, so that the staff can discharge the residual water in time, the waterway system is ensured not to be frozen in the standby state of the equipment, and the equipment is in a normal standby state all the time.
Fig. 3 is a schematic structural diagram of another drainage warning system according to the present invention, as shown in fig. 3, the drainage warning system 300 further includes a power indicator 310;
the positive pole of the power indicator 310 is electrically connected to the first pin of the coil of the relay 120, and the negative pole of the power indicator 310 is electrically connected to the negative pole of the 24V battery 130.
When the cooking device is turned off, the first output of the programmable controller 110 outputs a voltage signal to make the power indicator 310 work, and after the first set of contact switches of the relay 120 are closed, the power indicator 310 is powered by the 24V battery 130 to work, so as to prompt the user that the system is in a working state.
Fig. 4 is a schematic structural diagram of another drainage warning system according to the present invention, as shown in fig. 4, the drainage warning system 400 further includes a display screen 410;
a third signal output end of the programmable controller 110 is electrically connected to a signal input end of the display screen 410, and a third signal common end of the programmable controller 110 is electrically connected to a signal common end of the display screen 410.
When the cooking apparatus is turned off, the third signal output terminal of the programmable controller 110 outputs a signal to the display screen 410, and the specific step of draining the remaining water is displayed on the corresponding user interface. Optionally, the audible and visual alarm 170 sends out prompt information at the same time.
The above-mentioned system combines the display screen, demonstrates the drainage flow to the user of service, makes things convenient for the user to operate to the suggestion user of service in time discharges the surplus water in the waterway system totally, has improved user of service's use and has experienced the sense.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A drainage warning system which characterized in that: the drainage warning system includes: the device comprises a programmable controller (110), a relay (120), a 24V storage battery (130), a manual switch (140), a 24V switching power supply (150), a liquid level sensor (160), an audible and visual alarm (170) and a power supply main valve (180);
a first output terminal of the programmable controller (110) is electrically connected with a first pin of a coil of the relay (120), one end of a first set of switch contacts of the relay (120) and one end of a second set of switch contacts of the relay (120), a second pin of the coil of the relay (120) is electrically connected with the negative electrode of the 24V storage battery (130), the other end of the first set of switch contacts of the relay (120) is electrically connected with one end of the manual switch (140), the other end of the manual switch (140) is electrically connected with the positive electrode of the 24V storage battery (130), the other end of the second group of switch contacts of the relay (120) is electrically connected with the power supply input end of the programmable controller (110), the power supply grounding end of the programmable controller (110) is electrically connected with the negative electrode of the 24V storage battery (130);
a first input side terminal of the power main valve (180) is electrically connected with a power phase line, a second input side terminal of the power main valve (180) is electrically connected with the power phase line, a first output side terminal of the power main valve (180) is electrically connected with a power input zero line of an electrical appliance, and a second output side terminal of the power main valve (180) is electrically connected with a power input zero line of the electrical appliance, wherein the first input side terminal and the first output side terminal are conducted when the power main valve (180) is closed, and the second input side terminal and the second output side terminal are conducted when the power main valve (180) is closed;
a power input phase line of the 24V switching power supply (150) is electrically connected with a first terminal at the output side of the power main valve (180), a power input zero line of the 24V switching power supply (150) is electrically connected with a second terminal at the output side of the power main valve (180), a direct-current power supply output positive electrode of the 24V switching power supply (150) is electrically connected with a positive electrode at the power input end of the programmable controller (110), and a direct-current power supply output negative electrode of the 24V switching power supply (150) is electrically connected with a negative electrode at the power input end of the programmable controller (110);
a first signal common terminal of the programmable controller (110) is electrically connected with a third terminal of an input side of the power main valve (180), a first signal input terminal of the programmable controller (110) is electrically connected with a third terminal of an output side of the power main valve (180), and the third terminal of the input side and the third terminal of the output side are conducted when the power main valve (180) is disconnected;
a second signal input end of the programmable controller (110) is electrically connected with a signal output end of the liquid level sensor (160), and a second signal common end of the programmable controller (110) is electrically connected with a signal input end of the liquid level sensor (160);
the second output end of the programmable controller (110) is electrically connected with the signal input end of the audible and visual alarm (170), and the second signal common end of the programmable controller (110) is electrically connected with the signal common end of the audible and visual alarm (170).
2. The drain warning system of claim 1, wherein: the drainage warning system further comprises an ambient temperature sensor (210);
a fourth signal input end of the programmable controller (110) is electrically connected with a signal output end of the environment temperature sensor (210), and a fourth signal common end of the programmable controller (110) is electrically connected with a signal input end of the environment temperature sensor (210).
3. The drain warning system according to claim 2, wherein: the drainage warning system further comprises a power indicator lamp (310);
the positive pole of the power indicator lamp (310) is electrically connected with the first pin of the coil of the relay (120), and the negative pole of the power indicator lamp (310) is electrically connected with the negative pole of the 24V storage battery (130).
4. A drainage warning system according to any one of claims 1 to 3 wherein: the drainage warning system further comprises a display screen (410);
and a third signal output end of the programmable controller (110) is electrically connected with a signal input end of the display screen (410), and a third signal common end of the programmable controller (110) is electrically connected with a signal common end of the display screen (410).
5. The drain warning system of claim 1, wherein: the manual switch (140) is a push-button switch.
6. The drain warning system of claim 1, wherein: the power supply main valve (180) is a three-pole three-throw switch.
7. The drain warning system of claim 1, wherein: the power supply is 220V, and the 24V switching power supply (150) is a 24V inverter converted from 220V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022170312.0U CN213472948U (en) | 2020-09-28 | 2020-09-28 | Drainage warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022170312.0U CN213472948U (en) | 2020-09-28 | 2020-09-28 | Drainage warning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213472948U true CN213472948U (en) | 2021-06-18 |
Family
ID=76365717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022170312.0U Active CN213472948U (en) | 2020-09-28 | 2020-09-28 | Drainage warning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213472948U (en) |
-
2020
- 2020-09-28 CN CN202022170312.0U patent/CN213472948U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105972832B (en) | Electric water heater water outlet power-off control system capable of preventing misoperation | |
| CN104167720B (en) | Power-saving controller for automatically detecting states of power device and supply network and delaying outage | |
| CN111459113A (en) | Intelligent socket for household appliance and power supply control system | |
| CN213472948U (en) | Drainage warning system | |
| CN212181309U (en) | Intelligent socket for household appliance and power supply control system | |
| CN204732961U (en) | Dual-power switching system and fault monitoring system | |
| CN106100110A (en) | The short-circuit protection method that zinc pot induction apparatus emergency service automatically switches | |
| CN216390843U (en) | Automatic water supply control system and control cabinet | |
| CN215675844U (en) | Intelligent protection electric water heater with automatic complete machine out of work | |
| CN201191723Y (en) | Low power consumption intelligent panel type live display device and looped network cabinet | |
| CN113218084A (en) | Intelligent protection electric water heater with automatic complete machine out of work | |
| CN201823216U (en) | Indoor fire control system | |
| RU59629U1 (en) | AUTOMATIC RESERVOIR UNIT (BAVR) FOR CATHODIC PROTECTION STATIONS | |
| CN201556935U (en) | Automatic control aftercurrent protector | |
| CN2605678Y (en) | 3+X shockproof socket (2) | |
| CN214673256U (en) | Intelligent protection plug for electric water heater and electric water heater | |
| CN205714700U (en) | The multifunctional controlled cabinet of rainfall pumping station | |
| CN212231094U (en) | Low-cost high-power intelligent control direct current distribution system | |
| CN213425856U (en) | Power-loss self-starting generator control system for osmotic drainage pump | |
| CN204835703U (en) | Direct current cabinet loses electric automatic trip system | |
| CN215344078U (en) | Automatic start-stop control equipment for generator | |
| CN201075016Y (en) | Device for detecting and automatically controlling liquid level | |
| CN215932821U (en) | Pig house network alarm system | |
| CN214913507U (en) | Distiller unattended automatic control system | |
| CN218867641U (en) | Power distribution system for data center |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |