CN209726590U - A kind of unit being able to detect blocking - Google Patents
A kind of unit being able to detect blocking Download PDFInfo
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- CN209726590U CN209726590U CN201822073166.2U CN201822073166U CN209726590U CN 209726590 U CN209726590 U CN 209726590U CN 201822073166 U CN201822073166 U CN 201822073166U CN 209726590 U CN209726590 U CN 209726590U
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Abstract
The utility model discloses a kind of unit for being able to detect blocking.Wherein, which includes: the evaporator and throttling set being connected, and, blockage detector, for determining that the throttling set is in unplugged state, whole blocked states or Partial Blocking state according to the evaporating temperature of the evaporator；In the case where determining that the throttling set is in Partial Blocking state, blocking position is determined according to temperature after temperature before the throttling of the throttling set and throttling.The problem of by the utility model, can automatically detect out whether throttling set blocks and be accurately positioned blocking position, preventing caused by blocking due to throttling set without finding in time system heat exchange efficiency low, compressor air-discharging high temperature.The frequent start and stop of unit are avoided, compressor is damaged.
Description
Technical field
The utility model relates to machine set technology fields, in particular to a kind of unit for being able to detect blocking.
Background technique
In existing refrigerating plant, including compressor, condenser, evaporator and throttling set (such as throttle capillary tube),
And it is pre-charged with a certain amount of refrigerant.Air conditioner in the process of running, often (such as welds because adulterating some impurity in system
Slag, water etc.), it is blocked up alternatively, occurring weldering when being welded, such air conditioner is easy to appear throttling after running for a period of time
Device blocking, leads to compressor air-discharging high temperature, damages compressor.Therefore, how to detect throttling set whether block it is very necessary.
For the susceptible to plugging problem of throttling set in the prior art, currently no effective solution has been proposed.
Utility model content
A kind of unit for being able to detect blocking is provided in the utility model embodiment, to solve throttling set in the prior art
Susceptible to plugging problem.
In order to solve the above technical problems, the utility model provides a kind of choke detecting method, wherein this method comprises:
Obtain the evaporating temperature of evaporator；Determine that the throttling set of unit is in unplugged state, whole is blocked up according to the evaporating temperature
Plug-like state or Partial Blocking state；In the case where the throttling set is in Partial Blocking state, the throttling dress is obtained
Temperature and temperature after throttling, determine blocking position according to temperature after temperature before the throttling and the throttling before the throttling set.
Further, determine that the throttling set of unit is in unplugged state, all blocking shape according to the evaporating temperature
State or Partial Blocking state, comprising: by the default evaporating temperature Tz1 of the evaporating temperature Tz and first, the second default evaporation temperature
Degree Tz2 is compared；Determine that the throttling set of unit is in unplugged state, whole blocked states or portion according to comparison result
Divide blocked state.
Further, according to comparison result determine unit throttling set be in unplugged state, whole blocked state or
Person's Partial Blocking state, comprising: if Tz > Tz1, it is determined that the throttling set is in unplugged state；If Tz < Tz2,
Then determine that the throttling set is in whole blocked states；If Tz2 < Tz < Tz1, it is determined that the throttling set is in portion
Divide blocked state.
Further, determine that the throttling set of unit is in unplugged state, all blocking shape according to the evaporating temperature
After state or Partial Blocking state, the method also includes: in the case where the throttling set is in unplugged state, touching
Hair unit enters ordinary control mode；Wherein, the ordinary control mode includes: the steaming that evaporator is obtained at interval of preset time
Temperature is sent out, and determines that the throttling set of unit is in unplugged state, whole blocked states or portion according to the evaporating temperature
Divide blocked state.
Further, blocking position is determined according to temperature after temperature before the throttling and the throttling, comprising: according to described
Temperature Th after temperature Tq and the throttling before throttling, calculates throttling mean temperature T；Wherein, T=(Tq+Th)/2；By the section
Flow mean temperature TIt is compared with default throttle temperature T0, blocking position is determined according to comparison result.
Further, by the throttling mean temperature TIt is compared with default throttle temperature T0, it is true according to comparison result
Determine blocking position, comprising: if T>=T0, it is determined that blocking position pipeline section after throttling；If T< T0, it is determined that blocking position
Set the pipeline section before throttling.
Further, after determining blocking position according to temperature after temperature before the throttling and the throttling, the method
Further include: it generates blocking and reports and be sent to user；Wherein, record has blocking position in the blocking report；According to the steaming
Hair temperature determines that the throttling set of unit is in after unplugged state, whole blocked states or Partial Blocking state, described
Method further include: in the case where the throttling set is in whole blocked states, generates blocking and report and be sent to user；Its
In, record has blocking position to be located at throttling line segments in the blocking report.
Further, the method also includes: monitoring generate blocking report number；If generating the number of plain color report
More than preset times, then unit closing is controlled, and user is prompted to need to safeguard the throttling set.
Further, the described first default evaporating temperature Tz1 is the steaming that measures under standard condition of unit of normal type
Send out the evaporating temperature of device；The second default evaporating temperature Tz2 is that the unit of normal type blocks the section under standard condition
After flowing device, the evaporating temperature of the evaporator measured.
Further, the default throttle temperature T0 is the throttling set that measures under standard condition of unit of normal type
Throttling before temperature and throttling after temperature average value.
Further, the throttling set is throttle capillary tube.
The utility model additionally provides a kind of unit for being able to detect blocking, wherein the unit includes: the steaming being connected
Device and throttling set are sent out, and, blockage detector, for determining the throttling set according to the evaporating temperature of the evaporator
In unplugged state, whole blocked states or Partial Blocking state；Determining that the throttling set is in Partial Blocking shape
In the case where state, blocking position is determined according to temperature after temperature before the throttling of the throttling set and throttling.
Further, the unit further include: first sensor is arranged on the pipeline of evaporator, described for obtaining
The evaporating temperature of evaporator；Pipeline section before the throttling of the throttling set is arranged in second sensor, for obtaining the section
Temperature before flowing；Pipeline section after the throttling of the throttling set is arranged in 3rd sensor, for obtaining temperature after the throttling.
Further, the blockage detector, comprising: comparison module, for the evaporating temperature Tz and first is pre-
If evaporating temperature Tz1, the second default evaporating temperature Tz2 are compared；State determining module, for determining machine according to comparison result
The throttling set of group is in unplugged state, whole blocked states or Partial Blocking state.
Further, the state determining module is specifically used in the case where Tz > Tz1, determines the throttling set
In unplugged state；In the case where Tz < Tz2, determine that the throttling set is in whole blocked states；In Tz2 < Tz <
In the case where Tz1, determine that the throttling set is in Partial Blocking state.
Further, the blockage detector, further includes: control module, for determining that the throttling set is in
In the case where unplugged state, triggering unit enters ordinary control mode；Wherein, the ordinary control mode include: at interval of
Preset time obtains the evaporating temperature of evaporator, and determines that the throttling set of unit is in unplugged shape according to the evaporating temperature
State, whole blocked states or Partial Blocking state.
Further, the blockage detector, further includes: computing module, for according to temperature Tq before the throttling and
Temperature Th after the throttling calculates throttling mean temperature T；Wherein, T=(Tq+Th)/2；Position determination module is used for institute
State throttling mean temperature TIt is compared with default throttle temperature T0, blocking position is determined according to comparison result.
Further, the position determination module is specifically used in TIn the case where >=T0, determine that blocking position is throttling
Pipeline section afterwards；In TIn the case where < T0, blocking position pipeline section before throttling is determined.
Further, the blockage detector, further includes: reporting modules, for according to temperature before the throttling and institute
It states after temperature determines blocking position after throttling, generates blocking and report and is simultaneously sent to user；Wherein, it is recorded in the blocking report
There is blocking position；It is also used in the case where determining that the throttling set is in whole blocked states, it is concurrent to generate blocking report
Give user；Wherein, record has blocking position to be located at throttling line segments in the blocking report.
Further, the blockage detector, further includes: protective module, for monitoring the number for generating blocking report；
If the number for generating plain color report is more than preset times, unit closing is controlled, and user is prompted to need to fill the throttling
It sets and is safeguarded.
Further, the throttling set is throttle capillary tube.
The utility model additionally provides a kind of computer readable storage medium, which is characterized in that described computer-readable to deposit
Storage media is stored with the computer program of signal mapping, when the computer program is executed by least one processor, to realize
The method.
Using the technical solution of the utility model, it can automatically detect out whether throttling set blocks and be accurately positioned
Blocking position, prevents caused by blocking due to throttling set without finding in time that system heat exchange efficiency is low, compressor air-discharging
The problem of high temperature.The frequent start and stop of unit are avoided, compressor is damaged, extend unit service life
Detailed description of the invention
Fig. 1 is the flow chart according to the choke detecting method of the utility model embodiment；
Fig. 2 is the flow chart for detecting blocking automatically according to the unit of the utility model embodiment；
Fig. 3 is the set structure schematic diagram according to the utility model embodiment；
Fig. 4 is the structural schematic diagram according to the unit for being able to detect blocking of the utility model embodiment.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, it should be understood that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element
The explanation for being conducive to the utility model, itself does not have a specific meaning.Therefore, " module ", " component " or " unit " can be with
Mixedly use.
Embodiment one
Fig. 1 is according to the flow chart of the choke detecting method of the utility model embodiment, and as shown in Fig. 1, this method includes
Following steps:
Step S101 obtains the evaporating temperature of evaporator；
Step S102, according to evaporating temperature determine unit throttling set be in unplugged state, whole blocked state or
Person's Partial Blocking state；
Step S103 obtains temperature before the throttling of throttling set in the case where throttling set is in Partial Blocking state
With temperature after throttling, blocking position is determined according to temperature after temperature before throttling and throttling.
Through this embodiment, it can automatically detect out whether throttling set blocks and be accurately positioned blocking position, prevent
The problem of system heat exchange efficiency is low caused by only due to throttling set blocking without finding in time, compressor air-discharging high temperature.
The frequent start and stop of unit are avoided, compressor is damaged.
The utility model is broadly divided into two stages, and the first stage first determines at the throttling set of unit according to evaporating temperature
In unplugged state, whole blocked states or Partial Blocking state, second stage is to execute subsequent phase for different conditions
It should operate.It describes in detail separately below.
First stage:
Evaporating temperature Tz is compared with the first default evaporating temperature Tz1, the second default evaporating temperature Tz2；According to than
Relatively result determines that the throttling set of unit is in unplugged state, whole blocked states or Partial Blocking state.
Specifically,
If Tz > Tz1, it is determined that throttling set is in unplugged state；
If Tz < Tz2, it is determined that throttling set is in whole blocked states；
If Tz2 < Tz < Tz1, it is determined that throttling set is in Partial Blocking state.
Based on this, the automatic accurate judgement to the blocked state of throttling set may be implemented.
Second stage:
If it is determined that throttling set is in unplugged state, then triggers unit and enter ordinary control mode；Wherein, conventional control
Molding formula includes: the evaporating temperature of evaporator to be obtained at interval of preset time, and determine that the throttling of unit fills according to evaporating temperature
It sets in unplugged state, whole blocked states or Partial Blocking state.
If it is determined that throttling set is in whole blocked states, then generates blocking and report and be sent to user；Wherein, it blocks
Record has blocking position to be located at throttling line segments in report.Based on this, blocking specific location can be reported to user, facilitate use
Family maintenance.
If it is determined that throttling set is in Partial Blocking state, then according to temperature Th after temperature Tq before throttling and throttling, meter
Calculate throttling mean temperature T；Wherein, T=(Tq+Th)/2；Later, by the mean temperature T that throttlesIt is carried out with default throttle temperature T0
Compare, blocking position is determined according to comparison result.
Specifically,
If T>=T0, it is determined that blocking position pipeline section after throttling；
If T< T0, it is determined that blocking position pipeline section before throttling.
Based on this, the automatic accurate positioning to the blocking position of throttling set may be implemented.After determining blocking position,
Blocking can also be generated to report and be sent to user；Wherein, record has blocking position in blocking report.To facilitate user to tie up
It repairs.
In addition, in order to protect unit using safe, the number of blocking report can be generated with real-time monitoring；If generated
The number of plain color report is more than preset times N, then controls unit closing, and user is prompted to need to safeguard throttling set.
Preset times N can be configured and adjust according to actual needs.
It should be noted that the steaming that the unit that the first default evaporating temperature Tz1 is normal type measures under standard condition
Send out the evaporating temperature of device；Second default evaporating temperature Tz2 is after the unit of normal type blocks throttling set under standard condition,
The evaporating temperature of the evaporator measured.Default throttle temperature T0 is the throttling dress that the unit of normal type measures under standard condition
The average value of temperature and temperature after throttling before the throttling set.Throttling set in the present embodiment can be throttle capillary tube.
The present embodiment additionally provides a kind of computer readable storage medium, and computer-readable recording medium storage has signal to reflect
The computer program penetrated, method when computer program is executed by least one processor, to realize the present embodiment introduction.
Embodiment two
Fig. 2 is the flow chart for detecting blocking automatically according to the unit of the utility model embodiment, as shown in Fig. 2, the process
Include:
1) after unit powers on booting, the evaporating temperature of evaporator is obtained, by the default evaporating temperature of evaporating temperature Tz and first
Tz1, the second default evaporating temperature Tz2 are compared；
If 2) Tz > Tz1, it is determined that throttling set is in unplugged state；
If Tz < Tz2, it is determined that throttling set is in whole blocked states；
If Tz2 < Tz < Tz1, it is determined that throttling set is in Partial Blocking state；
3) after determining that throttling set is in unplugged state, control unit enters ordinary control mode, later the process knot
Beam.
4) after determining that throttling set is in Partial Blocking state, temperature Th after obtaining temperature Tq before throttling and throttling, and according to
This calculates throttling mean temperature T；Wherein, T=(Tq+Th)/2；Later, by the mean temperature T that throttlesWith default throttle temperature T0
It is compared, blocking position is determined according to comparison result；
If 5) T>=T0, it is determined that blocking position pipeline section after throttling；
If T< T0, it is determined that blocking position pipeline section before throttling；
6) real-time monitoring generates the number of blocking report；If the number for generating plain color report is more than preset times N, control
Unit processed is closed, and user is prompted to need to safeguard throttling set.
Embodiment three
Fig. 3 is the set structure schematic diagram according to the utility model embodiment, as shown in figure 3, the unit includes: successively to connect
Throttle capillary tube, evaporator, the compressor connect, further includes condenser, connect with compressor；Cooling tower is connect with condenser.
The utility model is provided with temperature sensor at three, and the first temperature sensor is arranged on the pipeline of evaporator, uses
In the evaporating temperature for obtaining evaporator；Pipeline section before the throttling of throttling set is arranged in second sensor, for obtaining the preceding temperature of throttling
Degree；Pipeline section after the throttling of throttling set is arranged in 3rd sensor, for temperature after acquisition throttling.
After unit powers on booting, each temperature sensor of unit detects the temperature value of its position.It later can be with
Determine that the throttling set of unit is in unplugged state, whole blocked states or Partial Blocking state according to evaporating temperature；In
In the case that throttling set is in Partial Blocking state, blocking position is determined according to temperature after temperature before throttling and throttling.
Through this embodiment, it can automatically detect out whether throttling set blocks and be accurately positioned blocking position, prevent
The problem of system heat exchange efficiency is low caused by only due to throttling set blocking without finding in time, compressor air-discharging high temperature.
The frequent start and stop of unit are avoided, compressor is damaged.
Embodiment three
Fig. 4 be according to the structural schematic diagram of the unit for being able to detect blocking of the utility model embodiment, as shown in figure 4,
The unit includes: the evaporator and throttling set being connected, and,
Blockage detector determines that throttling set is in unplugged state, whole for the evaporating temperature according to evaporator
Blocked state or Partial Blocking state；In the case where determining that throttling set is in Partial Blocking state, according to throttling set
Throttling before temperature and throttling after temperature determine blocking position.
Above-mentioned unit further include:
First sensor is arranged on an evaporator, for obtaining the evaporating temperature of evaporator；
Pipeline section before the throttling of throttling set is arranged in second sensor, for obtaining the preceding temperature that throttles；
Pipeline section after the throttling of throttling set is arranged in 3rd sensor, for temperature after acquisition throttling.
Sensor is all temperature sensor at the three of above-mentioned setting, for more accurately obtaining the temperature of corresponding position,
To which whether accurate measurements throttling set gets congestion and determine the accurate location of congestion.
Above-mentioned blockage detector may include: comparison module, be used for the default evaporating temperature of evaporating temperature Tz and first
Tz1, the second default evaporating temperature Tz2 are compared；State determining module, for determining that the throttling of unit is filled according to comparison result
It sets in unplugged state, whole blocked states or Partial Blocking state, is specifically used for: in the case where Tz > Tz1, determining
Throttling set is in unplugged state；In the case where Tz < Tz2, determine that throttling set is in whole blocked states；In Tz2 <
In the case where Tz < Tz1, determine that throttling set is in Partial Blocking state.
Above-mentioned blockage detector, further includes: control module, for determining that throttling set is in the feelings of unplugged state
Under condition, triggering unit enters ordinary control mode；Wherein, ordinary control mode includes: to obtain evaporator at interval of preset time
Evaporating temperature, and determine that the throttling set of unit is in unplugged state, whole blocked state or portion according to evaporating temperature
Divide blocked state.
Above-mentioned blockage detector, further includes: computing module is used for according to temperature Th after temperature Tq before throttling and throttling,
Calculate throttling mean temperature T；Wherein, T=(Tq+Th)/2；Position determination module, for the mean temperature T that will throttleWith it is default
Throttle temperature T0 is compared, and is determined blocking position according to comparison result, is specifically used for: in TIn the case where >=T0, determine stifled
Fill in position pipeline section after throttling；In TIn the case where < T0, blocking position pipeline section before throttling is determined.
Above-mentioned blockage detector, further includes: reporting modules, it is stifled for being determined according to temperature after temperature before throttling and throttling
After filling in position, generates blocking and report and be sent to user；Wherein, record has blocking position in blocking report；It is also used to true
Determine in the case that throttling set is in whole blocked states, generates blocking and report and is simultaneously sent to user；Wherein, remember in blocking report
Record has blocking position to be located at throttling line segments.Based on this, blocking specific location can be reported to user, user is facilitated to repair.
Above-mentioned blockage detector, further includes: protective module, for monitoring the number for generating blocking report；If generated
The number of plain color report is more than preset times, then controls unit closing, and user is prompted to need to safeguard throttling set.Base
In this, unit closing can be directly controlled when stopping state is more serious, so that unit be avoided to damage.
It should be noted that the steaming that the unit that the first default evaporating temperature Tz1 is normal type measures under standard condition
Send out the evaporating temperature of device；Second default evaporating temperature Tz2 is after the unit of normal type blocks throttling set under standard condition,
The evaporating temperature of the evaporator measured.Default throttle temperature T0 is the throttling dress that the unit of normal type measures under standard condition
The average value of temperature and temperature after throttling before the throttling set.Throttling set in the present embodiment can be throttle capillary tube.This reality
Applying throttling set involved in example can be throttle capillary tube.Unit in the present embodiment can be the machine of the equipment such as air conditioner
Group.
From the above description it is found that compared with prior art, the utility model is capable of detecting when whether throttling set is sent out
Raw blocking, the actual temperature value detected by the temperature sensor being set on throttling set and predetermined temperature limit value
Compare, the throttling set to judge unit prevents from causing the heat exchange efficiency of system low due to throttling blockage with the presence or absence of blocking
Under, while causing compressor air-discharging high temperature, damaging the generation of the case where compressor.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Above-mentioned the utility model embodiment serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, the technical solution of the utility model is substantially in other words to existing skill
The part that art contributes can be embodied in the form of software products, which is stored in a storage and is situated between
In matter (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that mobile terminal (it can be mobile phone, computer,
Server, air conditioner or network equipment etc.) execute method described in each embodiment of the utility model.
The embodiments of the present invention are described above in conjunction with figure, but the utility model be not limited to it is above-mentioned
Specific embodiment, the above mentioned embodiment is only schematical, rather than restrictive, the common skill of this field
Art personnel are not departing from the utility model aims and scope of the claimed protection situation under the enlightenment of the utility model
Under, many forms can be also made, these are belonged within the protection of the utility model.
Claims (10)
1. a kind of unit for being able to detect blocking, which is characterized in that the unit includes: the evaporator being connected and throttling dress
It sets, and,
Blockage detector, for according to the evaporating temperature of the evaporator determine the throttling set be in unplugged state,
Whole blocked states or Partial Blocking state；In the case where determining that the throttling set is in Partial Blocking state, according to
Temperature and temperature after throttling determine blocking position before the throttling of the throttling set.
2. unit according to claim 1, which is characterized in that the unit further include:
First sensor is arranged on the pipeline of evaporator, for obtaining the evaporating temperature of the evaporator；
Pipeline section before the throttling of the throttling set is arranged in second sensor, for obtaining temperature before the throttling；
Pipeline section after the throttling of the throttling set is arranged in 3rd sensor, for obtaining temperature after the throttling.
3. unit according to claim 1, which is characterized in that the blockage detector, comprising:
Comparison module, for by the default evaporating temperature Tz1 of the evaporating temperature Tz and first, the second default evaporating temperature Tz2 into
Row compares；
State determining module, for determining that the throttling set of unit is in unplugged state, all blocking shape according to comparison result
State or Partial Blocking state.
4. unit according to claim 3, which is characterized in that
The state determining module is specifically used in the case where Tz > Tz1, determines that the throttling set is in unplugged shape
State；In the case where Tz < Tz2, determine that the throttling set is in whole blocked states；In the case where Tz2 < Tz < Tz1,
Determine that the throttling set is in Partial Blocking state.
5. unit according to claim 1, which is characterized in that the blockage detector, further includes:
Control module, in the case where determining that the throttling set is in unplugged state, triggering unit to enter conventional control
Molding formula；Wherein, the ordinary control mode includes: the evaporating temperature that evaporator is obtained at interval of preset time, and according to institute
It states evaporating temperature and determines that the throttling set of unit is in unplugged state, whole blocked states or Partial Blocking state.
6. unit according to claim 1, which is characterized in that the blockage detector, further includes:
Computing module, for calculating throttling mean temperature T according to temperature Th after temperature Tq before the throttling and the throttling；Its
In, T=(Tq+Th)/2；
Position determination module is used for the throttling mean temperature TIt is compared with default throttle temperature T0, is tied according to comparing
Fruit determines blocking position.
7. unit according to claim 6, which is characterized in that
The position determination module is specifically used in TIn the case where >=T0, blocking position pipeline section after throttling is determined；In T<
In the case where T0, blocking position pipeline section before throttling is determined.
8. unit according to claim 1, which is characterized in that the blockage detector, further includes:
Reporting modules generate blocking after determining blocking position according to temperature after temperature before the throttling and the throttling
It reports and is sent to user；Wherein, record has blocking position in the blocking report；It is also used to determining at the throttling set
In the case where whole blocked states, generates blocking and report and be sent to user；Wherein, record has blocking in the blocking report
Position is located at throttling line segments.
9. unit according to claim 8, which is characterized in that the blockage detector, further includes:
Protective module, for monitoring the number for generating blocking report；If the number for generating plain color report is more than preset times,
It controls unit to close, and user is prompted to need to safeguard the throttling set.
10. unit according to any one of claim 1 to 9, which is characterized in that
The throttling set is throttle capillary tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822073166.2U CN209726590U (en) | 2018-12-11 | 2018-12-11 | A kind of unit being able to detect blocking |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822073166.2U CN209726590U (en) | 2018-12-11 | 2018-12-11 | A kind of unit being able to detect blocking |
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| CN209726590U true CN209726590U (en) | 2019-12-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737654A (en) * | 2018-12-11 | 2019-05-10 | 珠海格力电器股份有限公司 | A kind of choke detecting method and the unit for being able to detect blocking |
-
2018
- 2018-12-11 CN CN201822073166.2U patent/CN209726590U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737654A (en) * | 2018-12-11 | 2019-05-10 | 珠海格力电器股份有限公司 | A kind of choke detecting method and the unit for being able to detect blocking |
| CN109737654B (en) * | 2018-12-11 | 2024-01-23 | 珠海格力电器股份有限公司 | Blocking detection method and unit capable of detecting blocking |
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