CN208046061U - Heat sink and low-tension switch cabinet for low-tension switch cabinet - Google Patents
Heat sink and low-tension switch cabinet for low-tension switch cabinet Download PDFInfo
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- CN208046061U CN208046061U CN201820640966.5U CN201820640966U CN208046061U CN 208046061 U CN208046061 U CN 208046061U CN 201820640966 U CN201820640966 U CN 201820640966U CN 208046061 U CN208046061 U CN 208046061U
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- tension switch
- temperature
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Abstract
The utility model provides a kind of heat sink and low-tension switch cabinet for low-tension switch cabinet, is related to controller switching equipment technical field, which includes exhaust fan, cooling equipment, temperature sensor and controller；Exhaust fan, cooling equipment and temperature sensor are connect with controller respectively；Cooling down equipment includes：Micro-compressor and cooling cycle pipeline, micro-compressor are connected with cooling cycle pipeline；The temperature sensor is for the real time temperature inside monitoring switch cabinet；The controller is used to receive real time temperature and control the work of exhaust fan and cooling equipment to cool down；When the real time temperature is higher than the first temperature threshold and is less than second temperature threshold value, controller controls exhaust fan work；When the real time temperature is higher than second temperature threshold value, controller starts cooling equipment and cools down.Heat sink and low-tension switch cabinet provided by the utility model for low-tension switch cabinet, can be with the real time temperature in monitoring switch cabinet, and effective temperature-reducing improves the stability of power supply.
Description
Technical field
The utility model is related to controller switching equipment technical fields, more particularly, to a kind of heat sink for low-tension switch cabinet
And low-tension switch cabinet.
Background technology
Switchgear is a kind of electric equipment, and outside line is introduced into master switch in cabinet, and subsequently into sub-control switch, each branch presses it
It needs to be arranged.General switchgear is only arranged heat emission hole and radiates, but heat dissipation effect is not fine, especially in sweltering heat
Summer come because not blowing wind into, the cohesion of the heat of inside switch cabinet does not dissipate, and temperature will be higher and higher, leads to electric power instrument
The damage of device.
In practical applications, switchgear, which also divides, high-voltage chamber switch cabinet and low-pressure chamber switchgear.In general, low-tension switch cabinet is suitable
For industries such as power plant, oil, chemical industry, metallurgy, weaving, skyscrapers, it is used as the conversion of transmission of electricity, distribution and electric energy.Mesh
Before, in low-tension switch cabinet, switching line ear is main heating position, causes the fever of line ear to electric appliance office since load is excessively high
Tripping is one of the reason of causing user to have a power failure caused by portion is burnt.Due to shortage to the monitoring temperature of low-tension switch cabinet and effectively
Cooling measure, cause O&M difficulty big, while influencing user's normal electricity consumption, and consume certain maintenance cost every year.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of heat sinks for low-tension switch cabinet and low pressure to open
Cabinet is closed, can be with the real time temperature in monitoring switch cabinet, and effective temperature-reducing improves the stability of power supply, and save O&M cost.
In a first aspect, the utility model embodiment provides a kind of heat sink for low-tension switch cabinet, including：Air draft
Fan, cooling equipment, temperature sensor and controller；The exhaust fan, cooling equipment and temperature sensor are connect with controller respectively；
The cooling equipment includes：Micro-compressor and cooling cycle pipeline, the micro-compressor are connected with cooling cycle pipeline；The temperature
Sensor is for the real time temperature inside monitoring switch cabinet；The controller is for receiving the real time temperature and controlling exhaust fan and cold
But the work of equipment is to cool down；When the real time temperature is higher than the first temperature threshold and is less than second temperature threshold value, controller control
Make exhaust fan work；When the real time temperature is higher than second temperature threshold value, controller starts cooling equipment and cools down.
With reference to first aspect, the utility model embodiment provides the first possible embodiment of first aspect,
In, which has multiple, and part temperature sensor is set to the position of switching line ear.
With reference to first aspect, the utility model embodiment provides second of possible embodiment of first aspect,
In, which further includes：Gas-liquid filteration cover, which is connected on the outer wall of cooling cycle pipeline, for filtering
The steam generated in temperature-fall period.
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 cooling equipment further includes drainpipe, and the lowermost end of the drainpipe and gas-liquid filteration cover connects
It is logical.
With reference to first aspect, the utility model embodiment provides the 4th kind of possible embodiment of first aspect,
In, which has multigroup, and is uniformly arranged on the backboard of switchgear.
With reference to first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect,
In, style grid are installed on the outside of the exhaust fan, enter the switchgear to blocks dust.
With reference to first aspect, the utility model embodiment provides the 6th kind of possible embodiment of first aspect,
In, which is infrared temperature sensor.
Second aspect, the utility model embodiment provide a kind of low-tension switch cabinet, including switchgear main body and above-mentioned
The heat sink for low-tension switch cabinet that one of first aspect and its possible embodiment provide；This is used for low-tension switch cabinet
Heat sink be set to the inside of switchgear main body.
The utility model embodiment brings following advantageous effect：
A kind of heat sink and low-tension switch cabinet for low-tension switch cabinet provided by the utility model, this is used for low pressure and opens
The heat sink for closing cabinet includes exhaust fan, cooling equipment, temperature sensor and controller；The exhaust fan, cooling equipment and temperature
Sensor is connect with controller respectively；The cooling equipment includes：Micro-compressor and cooling cycle pipeline, the micro-compressor and
Cooling cycle pipeline is connected；The temperature sensor is for the real time temperature inside monitoring switch cabinet；The controller is for receiving this
Real time temperature simultaneously controls the work of exhaust fan and cooling equipment to cool down；When the real time temperature higher than the first temperature threshold and is less than
When second temperature threshold value, controller controls exhaust fan work；When the real time temperature is higher than second temperature threshold value, controller opens
Dynamic cooling equipment cools down；Can be with the real time temperature in monitoring switch cabinet, and effective temperature-reducing improves the stability of power supply,
And save O&M cost.
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 is obtained in book, claims and attached drawing.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment cited below particularly, and
The appended attached drawing of 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 in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not making the creative labor for those skilled in the art
Under the premise of, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of structural schematic diagram for heat sink for low-tension switch cabinet that the utility model embodiment provides；
Fig. 2 is the structure of the cooling equipment in a kind of heat sink for low-tension switch cabinet that the utility model embodiment provides
Schematic diagram；
Fig. 3 is a kind of structural schematic diagram for low-tension switch cabinet that the utility model embodiment provides；
Fig. 4 is a kind of internal structure side view for low-tension switch cabinet that the utility model embodiment provides.
Icon：
1- exhaust fans；2- cools down equipment；3- temperature sensors；4- controllers；21- micro-compressors；22- cooling cycle pipes
Road；23- gas-liquid filteration covers；24- drainpipes；100- is used for the heat sink of low-tension switch cabinet；101- switchgear main bodys.
Specific implementation mode
To keep 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 embodiments of the present invention, those skilled in the art are not making creation
Property labour under the premise of the every other embodiment that is obtained, shall fall within the protection scope of the present invention.
Currently, there is also lack temperature monitoring and effective the problem of radiating, especially switching line for existing low-tension switch cabinet
Fever that ear goes out is easy high temperature and cannot cool down in time, and switch is caused to burn or power failure of tripping.Based on this, the utility model is implemented
Example provide a kind of heat sink and low-tension switch cabinet for low-tension switch cabinet, can with the real time temperature in monitoring switch cabinet,
And effective temperature-reducing, the stability of power supply is improved, and save O&M cost.
For ease of understanding the present embodiment, one kind disclosed in the utility model embodiment is opened for low pressure first
The heat sink for closing cabinet describes in detail.
Embodiment one
As shown in Figure 1, a kind of structure of the heat sink for low-tension switch cabinet provided for the utility model embodiment
Schematic diagram, as seen from Figure 1, the heat sink include exhaust fan 1, cooling equipment 2, temperature sensor 3 and controller 4.Wherein, it arranges
Fan 1, cooling equipment 2 and temperature sensor 3 are connect with controller 4 respectively.Cooling equipment 2 includes micro-compressor, Yi Jihe
The connected cooling cycle pipeline of the micro-compressor.Circulating in cooling cycle pipeline has by the compressed condensation of micro-compressor
Liquid, condensate liquid flow back in micro-compressor again after circulating in circulating line.It, should at least one possible embodiment
Cooling cycle pipeline is made of the good metal material of heat conductivility.Here, compressor is heat pump refrigeration cycle micromation
Core component, in general, micro-compressor refer to refrigerating capacity be less than 1kW refrigeration compressor, type mainly have piston type,
Rotator type, linear and diaphragm type.Micro-compressor have small, light-weight, high power, low energy consumption, work it is quiet it is without friction,
Variable ratio frequency changer and the features such as being easy to accurately control.
In above-mentioned apparatus, temperature sensor 3 is for the real time temperature inside monitoring switch cabinet, and controller 4 is from temperature sensing
Device 3 obtains temperature data in real time, and real-time temperature value is compared with for preset temperature threshold.It is a kind of wherein or
In a variety of possible embodiments, device is default, and there are two different temperature thresholds, wherein when real time temperature is higher than the first temperature
Threshold value and less than second temperature threshold value when, in-cabinet temperature is relatively high, it should cooled down, at this point, controller 4 control exhaust fan
1 works.When real time temperature further increases, and is higher than second temperature threshold value, show that radiating rate does not catch up with heat in cabinet
The speed generated is measured, needs to increase cooling dynamics, is cooled down at this point, controller 4 starts cooling equipment 2.
In practical applications, for different seasons or electricity consumption period, which can be with
Intelligence adjusts the pattern of cooling, can be 1 isolated operation of exhaust fan cooling, can also be exhaust fan 1 and cooling equipment 2 work together
Make, it is common to cool down.When winter, temperature is relatively low, and in-cabinet temperature is accordingly relatively low, before triggering the first temperature threshold,
Exhaust fan 1 is not run, without heat dissipation.And in summer, temperature is higher, and the electrical appliances such as user's air-conditioning increase in addition, power load
Larger, temperature in switchgear is also corresponding higher, and the temperature sensor 3 being set in switchgear is detecting that real time temperature reaches
It when threshold value, takes corresponding cooling measure to cool down in time, so ensures to maintain in normal temperature in switchgear.
The heat sink for low-tension switch cabinet that the utility model embodiment provides, including exhaust fan, cooling equipment, temperature
Spend sensor and controller；The exhaust fan, cooling equipment and temperature sensor are connect with controller respectively；The cooling equipment packet
It includes：Micro-compressor and cooling cycle pipeline, the micro-compressor are connected with cooling cycle pipeline；The temperature sensor is for supervising
Real time temperature inside slowdown monitoring switch cabinet；The controller is used to receive the real time temperature and control the work of exhaust fan and cooling equipment
With cooling；When the real time temperature is higher than the first temperature threshold and is less than second temperature threshold value, controller controls the exhaust fan work
Make；When the real time temperature is higher than second temperature threshold value, controller starts cooling equipment and cools down；It can be in monitoring switch cabinet
Real time temperature, and effective temperature-reducing improves the stability of power supply, and save O&M cost.
Embodiment two
On the basis of Fig. 1, the utility model embodiment provides another heat sink for being used for low-tension switch cabinet,
In the present embodiment, which includes multiple temperature sensors, and part temperature sensor is set to the position of switching line ear.
Switching line ear is the contact site for connecting power cable and equipment, is the main heating position in low-tension switch cabinet, to the position
Temperature acquisition, monitoring the case where being conducive to understand localized hyperthermia in switchgear in time, to cool down in time.Here, temperature sensing
Device uses infrared temperature sensor.Infrared temperature probe be it is a kind of using infrared ray come the equipment of measuring temperature, infrared temperature
Sensor can be divided into two classes according to measuring principle：Photoelectricity infrared temperature sensor and thermoelectricity infrared temperature sensor.Wherein, hot
Electric infrared temperature sensor is the fuel factor using infra-red radiation, passes through thermoelectric effect, pyroelectric effect and thermistor etc.
Absorbed infra-red radiation is measured, measures the temperature of irradiating infrared light object indirectly.
Referring to Fig. 2, the structural schematic diagram of the cooling equipment in the heat sink provided by the utility model embodiment, by
Fig. 2 is as it can be seen that the cooling equipment includes sequentially connected micro-compressor 21, cooling cycle pipeline 22, gas-liquid filteration cover 23 and row
Water pipe 24, wherein gas-liquid filteration cover 23 is socketed in the outer wall of cooling cycle pipeline 22, is produced in temperature-fall period for filter device
Raw steam, drainpipe 24 are connected with the least significant end of the gas-liquid filteration cover 23, in this way, steam converges through 23 inner wall of gas-liquid filteration cover
Drainpipe 24 is flowed into after collection, drainpipe 24 is by steam waste cock cabinet.
The heat sink for low-tension switch cabinet that the utility model embodiment provides, effectively improves in low-tension switch cabinet
Localized hyperthermia, such as the problem of the temperature monitoring of switching line ear position and cooling in time.
Embodiment three
The utility model embodiment additionally provides a kind of low-tension switch cabinet, as shown in figure 3, being carried for the utility model embodiment
A kind of structural schematic diagram of the low-tension switch cabinet supplied, in Fig. 3, which includes switchgear main body 101 and above-mentioned reality
The heat sink 100 for low-tension switch cabinet of one of example one, embodiment two and its possible embodiment offer is provided；This is used for
The heat sink 100 of low-tension switch cabinet is set to the inside of switchgear main body 101.
As shown in figure 4, a kind of internal structure side view of the low-tension switch cabinet provided for the utility model embodiment, at this
Low-tension switch cabinet is internally provided with heat sink, also, the heat sink includes multigroup exhaust fan 1, these exhaust fans 1 are uniformly set
It sets on the backboard of switchgear.Each exhaust fan 1 is connected with controller, wherein one or more possible embodiments
In, controller can control arbitrary fan work therein, to realize cooling.
The low-tension switch cabinet that the utility model embodiment provides, the drop for low-tension switch cabinet provided with above-described embodiment
Warm device technical characteristic having the same reaches identical technique effect so can also solve identical technical problem.
In addition, in the description of the utility model embodiment unless specifically defined or limited otherwise, term " installation ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, can also be electrical connection；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.To those skilled in the art, above-mentioned term can be understood in this reality with concrete condition
With the concrete meaning in novel.
On in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings,
It is merely for convenience of describing the present invention and simplifying the description, not indicating or implying the indicated device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term
" first ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
Finally it should be noted that：Above example, only specific embodiment of the present utility model, to illustrate this practicality
Novel technical solution, rather than its limitations, the scope of protection of the utility model is not limited thereto, although with reference to aforementioned implementation
The utility model is described in detail in example, it should be understood by those skilled in the art that：Any skill for being familiar with the art
Art personnel within the technical scope disclosed by the utility model, can still carry out the technical solution recorded in previous embodiment
Modification can readily occur in variation or equivalent replacement of some of the technical features；And these are changed, change or replace
It changes, the spirit and scope for the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution should all cover
It is within the protection scope of the utility model.Therefore, the scope of protection of the utility model should be with scope of the claims
It is accurate.
Claims (8)
1. a kind of heat sink for low-tension switch cabinet, which is characterized in that including：Exhaust fan, cooling equipment, temperature sensor
And controller；The exhaust fan, the cooling equipment and the temperature sensor are connect with the controller respectively；The cooling
Equipment includes：Micro-compressor and cooling cycle pipeline, the micro-compressor are connected with the cooling cycle pipeline；
The temperature sensor is for the real time temperature inside monitoring switch cabinet；
The controller is for receiving the real time temperature and controlling the work of the exhaust fan and the cooling equipment to cool down；
When the real time temperature is higher than the first temperature threshold and is less than second temperature threshold value, the controller controls the exhaust fan work
Make；When the real time temperature is higher than the second temperature threshold value, the controller starts the cooling equipment and cools down.
2. the heat sink according to claim 1 for low-tension switch cabinet, which is characterized in that the temperature sensor has
It is multiple, and the part temperature sensor is set to the position of switching line ear.
3. the heat sink according to claim 1 for low-tension switch cabinet, which is characterized in that the cooling equipment is also wrapped
It includes：Gas-liquid filteration cover, the gas-liquid filteration enclosure are connected on the outer wall of the cooling cycle pipeline, are produced for filtering in temperature-fall period
Raw steam.
4. the heat sink according to claim 3 for low-tension switch cabinet, which is characterized in that the cooling equipment is also wrapped
Drainpipe is included, the drainpipe is connected to the lowermost end of the gas-liquid filteration cover.
5. the heat sink according to claim 1 for low-tension switch cabinet, which is characterized in that the exhaust fan has more
Group, and be uniformly arranged on the backboard of the switchgear.
6. the heat sink according to claim 1 for low-tension switch cabinet, which is characterized in that in the outer of the exhaust fan
Side is equipped with style grid, enters the switchgear to blocks dust.
7. the heat sink according to claim 1 for low-tension switch cabinet, which is characterized in that the temperature sensor is
Infrared temperature sensor.
8. a kind of low-tension switch cabinet, which is characterized in that used including switchgear main body and claim 1-7 any one of them
In the heat sink of low-tension switch cabinet；The heat sink for low-tension switch cabinet is set to the interior of the switchgear main body
Portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820640966.5U CN208046061U (en) | 2018-04-28 | 2018-04-28 | Heat sink and low-tension switch cabinet for low-tension switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820640966.5U CN208046061U (en) | 2018-04-28 | 2018-04-28 | Heat sink and low-tension switch cabinet for low-tension switch cabinet |
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| CN208046061U true CN208046061U (en) | 2018-11-02 |
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| CN201820640966.5U Active CN208046061U (en) | 2018-04-28 | 2018-04-28 | Heat sink and low-tension switch cabinet for low-tension switch cabinet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111416289A (en) * | 2020-03-30 | 2020-07-14 | 国网福建省电力有限公司南平供电公司 | Variable-frequency cooling device for armored cabinet of transformer substation and control method of variable-frequency cooling device |
| CN111431067A (en) * | 2020-03-30 | 2020-07-17 | 国网福建省电力有限公司南平供电公司 | Method for cooling armored cabinet of transformer substation |
-
2018
- 2018-04-28 CN CN201820640966.5U patent/CN208046061U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111416289A (en) * | 2020-03-30 | 2020-07-14 | 国网福建省电力有限公司南平供电公司 | Variable-frequency cooling device for armored cabinet of transformer substation and control method of variable-frequency cooling device |
| CN111431067A (en) * | 2020-03-30 | 2020-07-17 | 国网福建省电力有限公司南平供电公司 | Method for cooling armored cabinet of transformer substation |
| CN111431067B (en) * | 2020-03-30 | 2021-10-29 | 国网福建省电力有限公司南平供电公司 | Method for cooling armored cabinet of transformer substation |
| CN111416289B (en) * | 2020-03-30 | 2021-11-09 | 国网福建省电力有限公司南平供电公司 | Variable-frequency cooling device for armored cabinet of transformer substation and control method of variable-frequency cooling device |
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