CN207378999U - Handpiece Water Chilling Units failure detector and system - Google Patents
Handpiece Water Chilling Units failure detector and system Download PDFInfo
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- CN207378999U CN207378999U CN201721473818.0U CN201721473818U CN207378999U CN 207378999 U CN207378999 U CN 207378999U CN 201721473818 U CN201721473818 U CN 201721473818U CN 207378999 U CN207378999 U CN 207378999U
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Abstract
The utility model provides a kind of handpiece Water Chilling Units failure detector and system, it is related to refrigeration control technical field, the handpiece Water Chilling Units failure detector includes controller and the overload of compressor switch being connected respectively with the controller, water pump overload cut-out, water flow switch, compressor is under-voltage switch, compressor overpressure switch, liquid-level switch, temperature sensor, liquid temperature sensor, alarm switch；Alarm switch is connected with warning circuit, and alarm switch is closed or disconnects according to the controlling alarm information of controller, and when alarm switch is closed, warning circuit is alarmed.The controller is connected with handpiece Water Chilling Units, for controlling the unlatching of water pump and compressor and stopping.The fault detect performance of handpiece Water Chilling Units is improved in technical solution provided by the utility model, while failure is found in time convenient for user, respective handling is made in time, loss is preferably minimized.
Description
Technical field
The utility model is related to refrigeration control technical fields, more particularly, to a kind of handpiece Water Chilling Units failure detector and are
System.
Background technology
Water cooling cooling-water machine is the refrigeration equipment in air-conditioner set system, and the water cooled chiller used at present generally comprises：
Water-cooling screw rod unit, composite heat power supply water cooling bar unit.
Water cooled chiller includes condensation and evaporation process at work, is condensing in evaporation process, refrigerant changes
Thermal medium is using water, and Xun Huan completes the release of refrigerant condensing heat and the suction of evaporation energy in condensation and evaporator respectively
It receives.And be then respectively delivered to need occasion to be used to the water of refrigerant by exchanging heat, absorbing and discharging heat, it is changed by special
Hot equipment exchanges heat with mechanism Xun Huans such as air, achievees the purpose that use.
But the fault detect poor-performing of handpiece Water Chilling Units, user cannot have found failure, cause handpiece Water Chilling Units in time at present
It is not normally functioning, even results in equipment damage.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of handpiece Water Chilling Units failure detector and system, to carry
The fault detect performance of high handpiece Water Chilling Units convenient for being used to find failure in time, makes respective handling, loss is dropped to most in time
It is low.
In a first aspect, the utility model embodiment provides a kind of handpiece Water Chilling Units failure detector, including controller, pressure
Contracting machine overload cut-out, water pump overload cut-out, water flow switch, compressor is under-voltage switch, compressor overpressure switch, liquid-level switch,
Temperature sensor, liquid temperature sensor, alarm switch and warning circuit；
The overload of compressor switch, the water pump overload cut-out, the water flow switch, the compressor is under-voltage opens
Pass, the compressor overpressure switch, the liquid-level switch, the temperature sensor, the liquid temperature sensor, the alarm switch
It is connected respectively with the controller；
The alarm switch is connected with the warning circuit, and the alarm switch is believed according to the controlling alarm of the controller
Breath is closed or disconnects, and when the alarm switch is closed, the warning circuit is alarmed；
The controller is connected with handpiece Water Chilling Units, for controlling the unlatching of water pump and compressor and stopping.
With reference to first aspect, the utility model embodiment provides the first possible embodiment of first aspect,
In, the warning circuit includes LED light and/or buzzer.
With reference to first aspect, the utility model embodiment provides second of possible embodiment of first aspect,
In, the handpiece Water Chilling Units failure detector further includes water pump current sensor, compressor current sensor, timer；
The water pump current sensor is used to gather the water pump electric current on the power cord of water pump, and the water pump electric current is sent
To the controller；
The compressor current sensor is used to gather the compressor current on the power cord of compressor, by the compressor
Electric current is sent to the controller；
When the controller judges the water pump electric current or compressor current in preset range, start timer and open
Beginning timing；
When the water pump electric current or compressor current are in the preset range, continue preset time, the control
Device sends controlling alarm information to the alarm switch, is closed the alarm switch.
Second of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Three kinds of possible embodiments, wherein, the handpiece Water Chilling Units failure detector further includes parameter typing panel；The parameter record
Enter panel to be connected with the controller；
Correcting key is provided on the parameter typing panel, the correcting key updates institute for triggering the controller
State water pump electric current or the compressor current.
With reference to first aspect, the utility model embodiment provides the 4th kind of possible embodiment of first aspect,
In, the handpiece Water Chilling Units failure detector further includes parameter typing panel；The parameter typing panel is pressed including function setting
Key, parameter regulation button.
The 4th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Five kinds of possible embodiments, wherein, the handpiece Water Chilling Units failure detector further includes timer, the timer with it is described
Controller connects；The parameter typing panel, which further includes, opens/stops key；
It is described to open/stop key and for triggering the controller timer is controlled to start timing, when opened described in user's pressing/
When stopping key and continuing preset time, the controller control handpiece Water Chilling Units start or stop.
With reference to first aspect, the utility model embodiment provides the 6th kind of possible embodiment of first aspect,
In, the handpiece Water Chilling Units failure detector further includes display screen, and the display screen is connected by bus with the controller；
The display screen is used to show the running parameter of handpiece Water Chilling Units, and the running parameter includes at least temperature value.
With reference to first aspect, the utility model embodiment provides the 7th kind of possible embodiment of first aspect,
In, the handpiece Water Chilling Units failure detector further includes power supply protector, and the power supply protector is connected with the controller；
The power supply protector handpiece Water Chilling Units power supply is over-pressed, under-voltage, phase shortage when, send fault-signal to described
Controller；
The controller controls the alarm switch to be closed according to the fault-signal, generation controlling alarm information, so that
Warning circuit is alarmed.
With reference to first aspect and its any possible embodiment, the utility model embodiment provide first aspect
8th kind of possible embodiment, wherein, the handpiece Water Chilling Units failure detector further includes memory and communication module；It is described
Memory and the communication module are connected respectively with the controller；
For the memory for storing fault message, the fault message includes failure code；
The regular read failure information from the memory of the controller, long-range control is sent to by the communication module
End processed.
Second aspect, the utility model embodiment also provide handpiece Water Chilling Units fault detection system, including handpiece Water Chilling Units and such as
Handpiece Water Chilling Units failure detector described in above-mentioned first aspect and its any possible embodiment, the handpiece Water Chilling Units event
Hinder detection device to be used to carry out fault detect and control to the handpiece Water Chilling Units.
The utility model embodiment brings following advantageous effect：
In the utility model embodiment, which includes controller and divides with the controller
The overload of compressor switch that does not connect, water pump overload cut-out, water flow switch, compressor is under-voltage switch, compressor overpressure switch,
Liquid-level switch, temperature sensor, liquid temperature sensor, alarm switch；Alarm switch is connected with warning circuit, and alarm switch is according to control
The controlling alarm information of device processed is closed or disconnects, and when alarm switch is closed, warning circuit is alarmed.The controller with it is cold
Water dispenser group connects, for controlling the unlatching of water pump and compressor and stopping.It is comprehensive in technical solution provided by the utility model
Various fault conditions are considered, the detection to various failures is realized using different protection switch and sensor and carry out start and stop control
System and fault alarm, so as to improve the fault detect performance of handpiece Water Chilling Units, while find failure convenient for user, make in time in time
Loss is preferably minimized by respective handling.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent or understood by implementing the utility model.The purpose of this utility model and other advantages are illustrating
Specifically noted structure is realized and obtained in book, claims and attached drawing.
For the above-mentioned purpose of the utility model, feature and advantage is enable to be clearer and more comprehensible, preferred embodiment cited below particularly, and
Attached drawing appended by cooperation, is described in detail below.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it describes below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the first structure diagram for the handpiece Water Chilling Units failure detector that the utility model embodiment provides；
Fig. 2 is second of structure diagram of the handpiece Water Chilling Units failure detector that the utility model embodiment provides；
Fig. 3 is parameter typing panel schematic diagram in the handpiece Water Chilling Units failure detector that the utility model embodiment provides；
Fig. 4 is the structure connection figure for the handpiece Water Chilling Units fault detection system that the utility model embodiment provides.
Icon：
10- controllers；11- overload of compressor switchs；12- compressors are under-voltage switch；13- compressor overpressure switch；14- water
Pump overload cut-out；15- water flows switch；16- liquid-level switches；17- temperature sensors；18- liquid temperature sensors；19- alarm switches；
20- warning circuits；21- water pump current sensors；22- compressor current sensors；23- timers；24- display screens；25- power supplys
Protector；30- parameter typing panels；31- correcting keys；32- function setting buttons；33- parameter regulation buttons；34- is opened/stopped
Key；35- alarm keys；100- handpiece Water Chilling Units；200- handpiece Water Chilling Units failure detectors.
Specific embodiment
To make the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with attached drawing to this
The technical solution of utility model is clearly and completely described, it is clear that described embodiment is that the utility model part is real
Example is applied, instead of all the embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making
All other embodiments obtained under the premise of creative work, shall fall within the protection scope of the present invention.
The fault detect poor-performing of handpiece Water Chilling Units, user cannot have found failure, cause handpiece Water Chilling Units cannot in time at present
Normal operation even results in equipment damage, and based on this, a kind of handpiece Water Chilling Units fault detect that the utility model embodiment provides fills
It puts and system, to improve the fault detect performance of handpiece Water Chilling Units, convenient for being used to find failure in time, makes respective handling in time,
Loss is preferably minimized.
For ease of understanding the present embodiment, first to a kind of handpiece Water Chilling Units event disclosed in the utility model embodiment
Barrier detection device describes in detail.
Embodiment one：
Fig. 1 shows the first structural representation for the handpiece Water Chilling Units failure detector that the utility model embodiment provides
Figure.As shown in Figure 1, the handpiece Water Chilling Units failure detector includes controller 10, overload of compressor switch 11, water pump overload cut-out
14th, water flow switch 15, compressor is under-voltage switch 12, compressor overpressure switch 13, liquid-level switch 16, temperature sensor 17, liquid
Temperature sensor 18, alarm switch 19 and warning circuit 20.
The relay of corresponding function may be employed in wherein above-mentioned each switch, and each switch and sensor are arranged on cooling-water machine
The corresponding position of group, controller are connected with handpiece Water Chilling Units, control the unlatching and stopping of the compressor, water pump in handpiece Water Chilling Units.
Overload of compressor switch, alarm switch are connected respectively with controller, and wherein overload of compressor switch may be employed
The electronic switch of electrothermal relay or identical function, electrothermal relay can select normally opened or normally closed any mode.In a reality
It applies in example, when compressor current overloads, overload of compressor switch disconnects, and controller detects that overload of compressor switch exists
Off-state generates and sends controlling alarm information to alarm switch so that the alarm switch is closed；Controller generation simultaneously stops
Only control information, is sent to compressor, and control compressor stops.
Further, water pump overload cut-out, water flow switch, compressor is under-voltage switch, compressor overpressure switch, liquid level are opened
Pass is connected respectively with controller, and specific course of work above-mentioned compressor overload cut-out is identical, and which is not described herein again.
Temperature sensor sends house temperature and liquid temperature value to controller respectively with liquid temperature sensor, and controller is carried out at analysis
Reason when house temperature or liquid temperature value are beyond corresponding scope, then sends controlling alarm information to alarm switch.Wherein liquid temperature value is
The temperature value of chilled water.
Alarm switch is connected with warning circuit, and alarm switch is closed or disconnects according to the controlling alarm information of controller,
When alarm switch is closed, warning circuit is alarmed.Specifically, Failure elimination is worked as, controller control alarm switch is disconnected, connect
Touch alarm.Wherein warning circuit includes LED (Light Emitting Diode, light emitting diode) indicator lights and/or buzzer.
Further, referring to Fig. 2, in order to monitor the operating current of handpiece Water Chilling Units, in one embodiment, cooling-water machine in real time
Group failure detector further includes the water pump current sense 21 being connected with controller, compressor current sensor 22 and timer
23；Water pump current sensor is used to gather the water pump electric current on the power cord of water pump, and water pump electric current is sent to controller；Compression
Electromechanical flow sensor is used to gather the compressor current on the power cord of compressor, and compressor current is sent to controller；When
Controller judges water outlet pump electric current or compressor current in preset range, starts timer and starts timing；When water pump electric current
Or compressor current is within a preset range, and when continuing preset time, controller transmission controlling alarm information to alarm switch, with
It is closed the alarm switch.Such as when controller detects rated current of the water pump electric current more than 1.3 times and specified less than 1.8 times
Electric current, and continue for 180 seconds, then alarm switch is controlled to be closed, alarmed using warning circuit.
Further, above-mentioned handpiece Water Chilling Units failure detector further includes power supply protector 25, the power supply protector and control
Device connection processed；Power supply protector handpiece Water Chilling Units power supply is over-pressed, under-voltage, phase shortage when, send fault-signal to controller,
Controller is according to above-mentioned fault-signal, and generation controlling alarm information control alarm switch is closed, so that warning circuit is alarmed.
Controller generation simultaneously stops control information, is sent to compressor and water pump, and compressor and water pump is controlled to stop.
It should be noted that the corresponding control action of various failures is as follows：
(1) when judging compressor current overload according to overload of compressor switch, controller control compressor stops, alarm
Switch is closed and alarms；
(2) when judging water outlet pump current overload according to water pump overload cut-out, controller control compressor stops, and water pump stops
Only, alarm switch closure is alarmed；
(3) when judging the water flow deficiency in pipeline according to water flow switch, controller control compressor stops, water pump
Stop, alarm switch closure is alarmed；
(4) when judging the hypotony of compressor according to the under-voltage switch of compressor, controller control compressor stops, report
Alert switch, which is closed, alarms；
(5) when judging the hypertonia of compressor according to compressor overpressure switch, controller control compressor stops, report
Alert switch, which is closed, alarms；
(6) when the water level deficiency in water tank is judged according to liquid-level switch, controller control alarm switch closure is reported
It is alert；
(7) after controller control water pump is opened, when detecting that water pump electric current is less than the first current threshold, illustrate water pump not
Operating or disconnected phase, controller control water pump and compressor stop (water pump and compressor power-off) at this time, while alarm is controlled to open
It closes to close and alarm；
(8) after controller control compressor is opened, when detecting that compressor current is less than the second current threshold, illustrate to press
Contracting machine does not operate or breaks phase, and the compressor of controller control at this time stops (i.e. compressor powers off), while alarm switch is controlled to close
Conjunction is alarmed；
(9) when judging indoor temperature superelevation according to temperature sensor, controller alarm switch closure is alarmed；
(10) when judging that indoor temperature is ultralow according to temperature sensor, controller control compressor stops (i.e. compressor
Power-off), alarm switch closure is alarmed；
(11) when temperature sensor either liquid temperature sensor send house temperature or liquid temperature value in preset time without change
Change, it is determined that temperature sensor or liquid temperature sensor failure, control alarm switch closure are alarmed；
(12) when judging over-pressed power supply, under-voltage, anti-phase or phase shortage according to power supply protector, controller control water pump and
Compressor stops (water pump and compressor power-off), while alarm switch closure is controlled to alarm.
Various fault conditions are considered in technical solution provided by the utility model, using different protection switch
The detection to various failures is realized with sensor and carries out start-up and shut-down control and fault alarm, so as to improve the inspection of the failure of handpiece Water Chilling Units
Performance is surveyed, while failure is found in time convenient for user, respective handling is made in time, loss is preferably minimized.
In one embodiment, referring to Fig. 3, above-mentioned handpiece Water Chilling Units failure detector further includes parameter typing panel 30；
The parameter typing panel is connected with controller.Wherein correcting key 31, function setting button are provided on the parameter typing panel
32nd, parameter regulation button 33, open/stop key 34.
The correcting key is for trigger controller update water pump electric current or compressor current.When user presses correcting key
When, controller can read the pump circuit of water pump current sensor or the compressor current of compressor current sensor, to water
Pump electric current or compressor current are updated.
Further, correcting key can also update temperature value, the temperature value include house temperature and liquid temperature value, concrete mode and
Above-mentioned update water pump electric current or compressor current are similar, and which is not described herein again.
It is above-mentioned to open/stop key and start timing for trigger controller control timer, it opens/stops key when described in user's pressing and continue
Preset time, controller control handpiece Water Chilling Units start or stop.
In one embodiment, in order to make the working condition of water chiller more directly perceived, above-mentioned handpiece Water Chilling Units fault detect
Device further includes display screen 24, which is connected by bus with controller.Display screen is used to show the work of handpiece Water Chilling Units
Parameter.The running parameter includes at least temperature value, such as house temperature and liquid temperature value；It can also include water pump electric current and compression is electromechanical
Stream.The display screen is also used as human-computer interaction interface, checks, selects for user.
Further, above-mentioned handpiece Water Chilling Units failure detector further includes memory and communication module, memory and communication
Module is connected respectively with controller.For memory for storing fault message, which includes failure code；Controller is regular
The read failure information from memory is sent to remote control terminal by communication module.It is in this way, corresponding convenient for remote control terminal
Staff is counted and is analyzed to the fault condition of handpiece Water Chilling Units, carries out trouble-saving preparation in advance.
Further, above-mentioned parameter typing panel further includes alarm key 35, when user presses alarm key, triggering control
Device processed sends warning message to remote control terminal by communication module, and the corresponding staff of remote control terminal carries out maintenance tune
Degree.
Embodiment two：
Fig. 4 shows the structure diagram for the handpiece Water Chilling Units fault detection system that the utility model embodiment provides.Such as Fig. 4
Shown, which includes handpiece Water Chilling Units 100 and such as the handpiece Water Chilling Units fault detect dress in embodiment one
200 are put, wherein handpiece Water Chilling Units failure detector is used to carry out fault detect and control, specific Detection ＆ Controling to handpiece Water Chilling Units
Process can be found in the content in embodiment one.
Various fault conditions are considered in technical solution provided by the utility model, using different protection switch
The detection to various failures is realized with sensor and carries out start-up and shut-down control and fault alarm, so as to improve the inspection of the failure of handpiece Water Chilling Units
Performance is surveyed, while failure is found in time convenient for user, respective handling is made in time, loss is preferably minimized.
The handpiece Water Chilling Units fault detection system that the utility model embodiment provides, the handpiece Water Chilling Units provided with above-described embodiment
Failure detector has identical technical characteristic, so can also solve the technical issues of identical, reaches identical technique effect.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
With the specific work process of device, the corresponding process in preceding method embodiment is may be referred to, details are not described herein.
In addition, in the description of the utility model embodiment, unless otherwise clearly defined and limited, term " installation ",
" connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally connect
It connects；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, can above-mentioned term be understood with concrete condition
Concrete meaning in the utility model.
If the function is realized in the form of SFU software functional unit and is independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, the technical solution of the utility model substantially or
Person says that the part of the part contribute to the prior art or the technical solution can be embodied in the form of software product,
The computer software product is stored in a storage medium, and being used including some instructions (can be with so that computer equipment
Be personal computer, server or the network equipment etc.) perform the whole or portion of each embodiment the method for the utility model
Step by step.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), with
Various Jie that can store program code such as machine access memory (RAM, Random Access Memory), magnetic disc or CD
Matter.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
Finally it should be noted that：Embodiment described above is only specific embodiment of the present utility model, to illustrate this
The technical solution of utility model, rather than its limitations, the scope of protection of the utility model is not limited thereto, although with reference to foregoing
The utility model is described in detail in embodiment, it will be understood by those of ordinary skill in the art that：It is any to be familiar with this skill
It, still can be to the skill recorded in previous embodiment in the technical scope that the technical staff in art field discloses in the utility model
Art scheme, which is modified or can be readily occurred in, to be changed or carries out equivalent substitution to which part technical characteristic；And these modifications,
Variation is replaced, and the essence of appropriate technical solution is not made to depart from the spirit and model of the utility model embodiment technical solution
It encloses, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model described should be wanted with right
Subject to the protection domain asked.
Claims (10)
1. a kind of handpiece Water Chilling Units failure detector, which is characterized in that including controller, overload of compressor switch, water pump overload
Switch, water flow switch, compressor is under-voltage switch, compressor overpressure switch, liquid-level switch, temperature sensor, liquid temperature sensor,
Alarm switch and warning circuit；
The overload of compressor switch, the water pump overload cut-out, the water flow switch, the compressor is under-voltage switch, institute
State compressor overpressure switch, the liquid-level switch, the temperature sensor, the liquid temperature sensor, alarm switch difference
It is connected with the controller；
The alarm switch is connected with the warning circuit, and the alarm switch is closed according to the controlling alarm information of the controller
It closes or disconnects, when the alarm switch is closed, the warning circuit is alarmed；
The controller is connected with handpiece Water Chilling Units, for controlling the unlatching of water pump and compressor and stopping.
2. handpiece Water Chilling Units failure detector according to claim 1, which is characterized in that the warning circuit includes LED
Indicator light and/or buzzer.
3. handpiece Water Chilling Units failure detector according to claim 1, which is characterized in that the handpiece Water Chilling Units fault detect
Device further includes water pump current sensor, compressor current sensor, timer；
The water pump current sensor is used to gather the water pump electric current on the power cord of water pump, and the water pump electric current is sent to institute
State controller；
The compressor current sensor is used to gather the compressor current on the power cord of compressor, by the compressor current
It is sent to the controller；
When the controller judges the water pump electric current or compressor current in preset range, start timer and start to count
When；
When the water pump electric current or compressor current are in the preset range, continue preset time, the controller hair
Alert control information of delivering newspaper is closed the alarm switch to the alarm switch.
4. handpiece Water Chilling Units failure detector according to claim 3, which is characterized in that the handpiece Water Chilling Units fault detect
Device further includes parameter typing panel；The parameter typing panel is connected with the controller；
Correcting key is provided on the parameter typing panel, the correcting key updates the water for triggering the controller
Pump electric current or the compressor current.
5. handpiece Water Chilling Units failure detector according to claim 1, which is characterized in that the handpiece Water Chilling Units fault detect
Device further includes parameter typing panel；The parameter typing panel includes function setting button, parameter regulation button.
6. handpiece Water Chilling Units failure detector according to claim 5, which is characterized in that the handpiece Water Chilling Units fault detect
Device further includes timer, and the timer is connected with the controller；The parameter typing panel, which further includes, opens/stops key；
It is described to open/stop key and for triggering the controller timer is controlled to start timing, when opening/stop key described in user's pressing
When continuing preset time, the controller control handpiece Water Chilling Units start or stop.
7. handpiece Water Chilling Units failure detector according to claim 1, which is characterized in that the handpiece Water Chilling Units fault detect
Device further includes display screen, and the display screen is connected by bus with the controller；
The display screen is used to show the running parameter of handpiece Water Chilling Units, and the running parameter includes at least temperature value.
8. handpiece Water Chilling Units failure detector according to claim 1, which is characterized in that the handpiece Water Chilling Units fault detect
Device further includes power supply protector, and the power supply protector is connected with the controller；
The power supply protector handpiece Water Chilling Units power supply is over-pressed, under-voltage, phase shortage when, send fault-signal to the control
Device；
The controller is according to the fault-signal, and generation controlling alarm information controls the alarm switch to be closed, so that alarm
Circuit is alarmed.
9. according to claim 1-8 any one of them handpiece Water Chilling Units failure detectors, which is characterized in that the handpiece Water Chilling Units
Failure detector further includes memory and communication module；The memory and the communication module connect respectively with the controller
It connects；
For the memory for storing fault message, the fault message includes failure code；
The regular read failure information from the memory of the controller, remote control is sent to by the communication module
End.
10. a kind of handpiece Water Chilling Units fault detection system, which is characterized in that including handpiece Water Chilling Units and such as the claim 1 to 9 times
Handpiece Water Chilling Units failure detector described in one, the handpiece Water Chilling Units failure detector are used to carry out the handpiece Water Chilling Units
Fault detect and control.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721473818.0U CN207378999U (en) | 2017-11-07 | 2017-11-07 | Handpiece Water Chilling Units failure detector and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721473818.0U CN207378999U (en) | 2017-11-07 | 2017-11-07 | Handpiece Water Chilling Units failure detector and system |
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| CN207378999U true CN207378999U (en) | 2018-05-18 |
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| CN201721473818.0U Expired - Fee Related CN207378999U (en) | 2017-11-07 | 2017-11-07 | Handpiece Water Chilling Units failure detector and system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108709285A (en) * | 2018-07-11 | 2018-10-26 | 北京百度网讯科技有限公司 | Mthods, systems and devices for monitoring room |
| CN109539460A (en) * | 2018-11-01 | 2019-03-29 | 珠海格力电器股份有限公司 | Water pump control method and air conditioner outdoor unit |
| CN109612015A (en) * | 2018-12-24 | 2019-04-12 | 珠海格力电器股份有限公司 | Control protection method for air conditioner and air conditioner |
| CN110500710A (en) * | 2019-07-30 | 2019-11-26 | 广东申菱环境系统股份有限公司 | A kind of air-conditioning fault self-diagnosis method |
| CN110925949A (en) * | 2019-11-12 | 2020-03-27 | 珠海格力电器股份有限公司 | Control method, device and equipment of water-cooling type air conditioning unit and storage medium |
| CN113028619A (en) * | 2021-04-22 | 2021-06-25 | 武汉奇威特建安工程有限公司 | Variable-flow active energy-saving automatic control system of heating and ventilation air conditioning water system |
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2017
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709285A (en) * | 2018-07-11 | 2018-10-26 | 北京百度网讯科技有限公司 | Mthods, systems and devices for monitoring room |
| CN109539460A (en) * | 2018-11-01 | 2019-03-29 | 珠海格力电器股份有限公司 | Water pump control method and air conditioner outdoor unit |
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| CN109612015B (en) * | 2018-12-24 | 2019-12-10 | 珠海格力电器股份有限公司 | Control protection method for air conditioner and air conditioner |
| CN110500710A (en) * | 2019-07-30 | 2019-11-26 | 广东申菱环境系统股份有限公司 | A kind of air-conditioning fault self-diagnosis method |
| CN110500710B (en) * | 2019-07-30 | 2021-07-20 | 广东申菱环境系统股份有限公司 | Air conditioner fault self-diagnosis method |
| CN110925949A (en) * | 2019-11-12 | 2020-03-27 | 珠海格力电器股份有限公司 | Control method, device and equipment of water-cooling type air conditioning unit and storage medium |
| CN110925949B (en) * | 2019-11-12 | 2021-02-09 | 珠海格力电器股份有限公司 | Control method, device and equipment of water-cooling type air conditioning unit and storage medium |
| CN113028619A (en) * | 2021-04-22 | 2021-06-25 | 武汉奇威特建安工程有限公司 | Variable-flow active energy-saving automatic control system of heating and ventilation air conditioning water system |
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