CN208370097U - A kind of totally-enclosed Power Quality Comprehensive Treatment Device - Google Patents
A kind of totally-enclosed Power Quality Comprehensive Treatment Device Download PDFInfo
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- CN208370097U CN208370097U CN201820938484.8U CN201820938484U CN208370097U CN 208370097 U CN208370097 U CN 208370097U CN 201820938484 U CN201820938484 U CN 201820938484U CN 208370097 U CN208370097 U CN 208370097U
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Abstract
The utility model relates to a kind of totally-enclosed Power Quality Comprehensive Treatment Devices, the device includes cabinet, current transforming unit, control unit, power module and built-in radiating module, temperature sensor is set on current transforming unit, the first heat-conducting layer that the built-in radiating module is set gradually by the bottom in current transforming unit, semiconductor refrigerating element, second heat-conducting layer is constituted, the inner surface of cabinet is arranged in second heat-conducting layer, the semiconductor refrigerating element is chill surface close to the position of the first heat-conducting layer, the semiconductor refrigerating element is heating face close to the position of the second heat-conducting layer, the built-in radiating module is sealingly disposed in cabinet, the current transforming unit is fixed on the inside of cabinet in a manner of pressing the built-in radiating module.The device does not need by way of installation radiator fan or cooling blower, but integration unit directly is administered in electric energy and is internally integrated an inner radiation device, under the premise of not increasing device overall volume size, it is not necessary that air holes is arranged in apparatus surface, it ensure that the sealing effect inside and outside device, the stability and reliability of the equipment running process of raising.
Description
Technical field
The utility model relates to power quality harnessed synthetically field more particularly to a kind of totally-enclosed power quality harnessed syntheticallies
Device.
Background technique
One ideal electric system should be right by defined voltage level (nominal voltage) with constant frequency and sinusoidal waveform
Customer power supply.In three-phase alternating current Force system, the voltage and current of each phase should be at that amplitude is equal in magnitude, phase mutual deviation 120o
Symmetry status.Since each element of system (generator, transformer, route etc.) parameter is not ideal linearity or symmetrical,
Load character is different and random variation, in addition not perfect and operation operation, external interference and the various failures etc. of control measures
Reason, it is practical in this perfect condition in and be not present, and thereby produce each in operation of power networks, electrical equipment and electricity consumption
The problem of kind various kinds, also just produce the concept of power quality.
Distribution network electric energy quality problem is mainly reflected in several aspects: 1) three-phase load unbalance；2) power factor is unqualified；
3) harmonic content is exceeded.Power Quality Comprehensive Treatment Device is based on electric electronic current change technology, and integrated application high frequency active is inverse
Power electronic technique and the automatic control technologys such as change, PWM rectification, self-adaptive wavelet base, compensation precision is high, and real-time is good, tool
Standby self-adaptive wavelet base ability collects the multiple functions such as Dynamic reactive power optimization, three-phase imbalance improvement, dynamic active filtering in one
Body.
Sealing effect directly affects electric energy and administers the stability of integration unit operation, reliability, due to device operational process
In need to radiate to electronic device, traditional electric energy administers the heat dissipation that comprehensive treatment device generallys use forced air cooling
Mode is exactly to flow blowing heat dissipation by air using cooling blower mode in Chinese patent ZL201520536488.X.
But using this radiating mode, since in fan rotation process, external demand forms air flowing in device, to need filling
Setting air holes is set, external dust can enter fan and module cabinet inside therewith, and be attached on the Air Filter of air outlet,
After long-play, since fan and Air Filter are covered with dust all over, the radiating efficiency of fan can be gradually influenced；Dust, corruption simultaneously
It, also can be to sensitive components, such as drawing for power electronic devices after corrosion gas, wet gas or foreign matter enter module cabinet inside
Foot reliability impacts, and reduces the service life of whole device.At this point, electric energy administers the sealing effect drop of integration unit entirety
It is low, influence device operation stability and reliability.Except this, when fan high-speed rotation, biggish noise can be generated, to people around
Work and life bring certain influence.
Summary of the invention
A kind of in order to overcome the deficiencies of the prior art, the utility model provides totally-enclosed power quality harnessed synthetically dress
It sets, which does not need by way of installation radiator fan or cooling blower, but directly administers in integration unit in electric energy
Portion integrates an inner radiation device, under the premise of not increasing device overall volume size, it is not necessary that wind is arranged in apparatus surface
Hole ensure that the sealing effect inside and outside device, the stability and reliability of the equipment running process of raising.To solve above-mentioned technology
Problem, the technology employed by the present utility model is providing a kind of totally-enclosed Power Quality Comprehensive Treatment Device, including machine
Case, current transforming unit, control unit and power module, it is characterised in that: further include built-in radiating module, temperature is set on current transforming unit
Sensor is spent, the first heat-conducting layer, the semiconductor refrigerating that the built-in radiating module is set gradually by the bottom in current transforming unit are first
Part, the second heat-conducting layer are constituted, and the inner surface of cabinet is arranged in the second heat-conducting layer, and the semiconductor refrigerating element is led close to first
The position of thermosphere is chill surface, and the semiconductor refrigerating element is heating face close to the position of the second heat-conducting layer, described built-in scattered
Thermal modules are sealingly disposed in cabinet, and the current transforming unit is fixed at cabinet in a manner of pressing the built-in radiating module
Inside.
Further, the cabinet is cooling cabinet, including upper cover and lower cover body, upper and lower cover are detachably fixed connection, institute
The joint edge for stating upper cover body and lower cover is provided with U-channel, and groove is embedded in sealing rubber strip, and the four of the upper cover and lower cover
While being guaranteed the smooth engagement of contact surface by bolt fastening, and press the sealing rubber strip in groove, being achieved the effect that dustproof and waterproof.
Further, the cabinet side is arranged waterproof vent valve, the waterproof vent valve can prevent dust, water it is logical
It crosses, stress of the air by the waterproof vent valve for outer chamber in balanced seal cabinet.
Further, ceramic powder and 30 μm of ultra-thin glass fiber composite materials are filled in the first heat-conducting layer and the second heat-conducting layer
Material.
Further, the current transforming unit is made of the identical converter plant of multiple structures, the bottom of the converter plant
Semiconductor refrigerating element be connected in parallel, provide DC power supply by power module.
Further, first heat-conducting layer and the second heat-conducting layer are set as Heat Conduction Material, are provided on the outside of the cabinet
Cooling fin.
Further, the inner surface of the cabinet is by milling flat process, and setting grasps handle on the outside of cabinet.
Compared with prior art, the utility model has the beneficial effects that
The problem of leakproofness existing for Power Quality Comprehensive Treatment Device traditional in the prior art, poor reliability, is changed
Into by way of being internally integrated heat dissipation, entire cabinet can take hermetically sealed design, improve internal component use process
Stability, while reducing the noise that setting operational process generates；It is needed to use power quality in field environment according to application
When comprehensive treatment device, dust impurity and water is preferably avoided to enter cabinet inside, improve service life of equipment, reduced artificial
The workload of maintenance；Compared to traditional radiating mode, the heat dissipation of the comprehensive power quality device of the totally-enclosed of the utility model is more
Increase effect, effect is more preferable, and can reduce the heat dissipation area that conventional apparatus is arranged outside cabinet, the volume of whole device simultaneously
Reduce with weight, the structure of device is more compact, and appearance is compact and flexible.
Detailed description of the invention
Fig. 1 is the cooling cabinet surface structure perspective view of the totally-enclosed Power Quality Comprehensive Treatment Device of the utility model.
Fig. 2 is the internal structure of the box of the totally-enclosed Power Quality Comprehensive Treatment Device of the utility model.
Fig. 3 be the utility model totally-enclosed Power Quality Comprehensive Treatment Device cooling cabinet lower cover longitudinal sectional view and
Partial enlarged view.
1-current transforming unit, 2-fastening screws, 3-cooling fins, the 4-the second heat-conducting layer, the 5-the first heat-conducting layer, 6-power supplys
Module, 7-control units, 8-semiconductor refrigerating elements, 9-bolts, 10-upper covers, 11-lower covers, 12-filter units,
13-temperature sensors, 14-cooling cabinets, 15-U shape groove, 16- grasping handle, 17- pre-charge resistance, 18- filter resistance,
The chill surface of 19- semiconductor refrigerating element, the heating face of 20- semiconductor refrigerating element.
Specific embodiment
The utility model is carried out below in conjunction with attached drawing in order to illustrate more clearly of the technical solution of the utility model
It specifically describes.However, the embodiments of the present invention are not limited thereto.
Embodiment reference attached drawing 1 and attached drawing 2, a kind of totally-enclosed Power Quality Comprehensive Treatment Device, including cooling cabinet 14,
Current transforming unit 1, filter unit 12, temperature sensor 13, control unit 7 and power module 6.Referring to attached drawing 3, in current transforming unit 1
Upper setting temperature sensor, it is thermally conductive that the bottom of current transforming unit 1 sets gradually the first heat-conducting layer 5, semiconductor refrigerating element 8, second
Layer 4, the second heat-conducting layer 4 is arranged in cabinet inner surface, and current transforming unit 1 is fixedly mounted on the inner surface of cooling cabinet 14, cabinet
Outer surface is corresponding to be provided with external cooling element.
Preferably, current transforming unit 1 includes three converter plants, and three deflector structures are identical, the first heat-conducting layer 5 and the
Two heat-conducting layers 4 are set as Heat Conduction Material, and three semiconductor refrigerating elements 8 of three converter plant bottoms are connected in parallel, by power supply
Module 6 provides DC power supply.ON-OFF control circuit is provided between semiconductor refrigerating element 8 and power module 6.
Preferably, the Heat Conduction Material of the first heat-conducting layer 5 and the second heat-conducting layer 4 is super using superelevation filling ceramic powder and 30 μm
Thin glass fibrous composite.
In another embodiment, cooling cabinet 14 is closed by upper cover 10 and the lid of lower cover 11, and inner surface is by milling flat work
The joint edge of skill processing, upper cover 10 and lower cover 11 is provided with U-channel 15, and groove is embedded in sealing rubber strip.Upper cover 10, lower cover
11 four sides are fastened by eight bolts 9, are guaranteed the smooth engagement of contact surface, and press the sealing rubber strip in groove, are reached dust-proof
The effect of waterproof.
Current transforming unit 1 is fixedly mounted on the inner surface of the cooling cabinet 14 by the fastening screw 2 of four corners, fixed
Later, the semiconductor refrigerating element 8 is pressed between current transforming unit 1 and the inner surface of cooling cabinet 14.
The filter unit 12 of totally-enclosed Power Quality Comprehensive Treatment Device use dosing technology, by 12 encapsulating of filter unit in
In rectangle can, and it is fixedly mounted with the inner surface of cooling cabinet 14.Filter resistance 18 is close to the cooling cabinet 14
Upper interior surface installation, pre-charge resistance 17 are close to the lower interior surface top installation of the cooling cabinet 14.Cooling cabinet 14
Outside be also provided with grasp handle 16.
Preferably, waterproof vent valve is set in the side of cabinet 14, the waterproof vent valve can prevent dust, water it is logical
It crosses, air can pass through the stress for outer chamber in balanced seal cabinet.
The application method of totally-enclosed Power Quality Comprehensive Treatment Device is as follows: the heat of current transforming unit 1 is thermally conductive by first
Layer 5 is transmitted to the chill surface of semiconductor refrigerating element 8；Control unit 7 is sent out according to the temperature information that temperature sensor 13 monitors
Out after heat dissipation instruction, semiconductor refrigerating element 8 is started to work, and the heat of its chill surface is conducted to heating face, chill surface is made
Temperature reduce, there are the temperature difference, the heats of current transforming unit 1 between current transforming unit 1 and the chill surface of semiconductor refrigerating element 8 at this time
It can be with quick release to semiconductor refrigerating element 8.
Semiconductor refrigerating element 8 heats the heat in face by the second heat-conducting layer 4, conducts to cooling cabinet 14, passes through tank wall
It conducts to the cooling fin 3 of 14 outer surface of cooling cabinet, then by external natural air convection current, heat is taken away.
Above-described embodiment is only the technical concept, principle and feature for illustrating the utility model, and its object is to allow be familiar with this
The people of item technology can understand the content of the utility model and implement accordingly, and the protection model of the utility model can not be limited with this
It encloses.The equivalent transformation or modification that all Spirit Essences according to the utility model main technical schemes are done, should all cover in this reality
Within novel protection scope.
Claims (7)
1. a kind of totally-enclosed Power Quality Comprehensive Treatment Device, including cabinet, current transforming unit, control unit and power module,
It is characterized in that: further including built-in radiating module, temperature sensor is set on current transforming unit, and the built-in radiating module is by unsteady flow
The first heat-conducting layer that the bottom of unit is set gradually, semiconductor refrigerating element, the second heat-conducting layer are constituted, and the setting of the second heat-conducting layer exists
The inner surface of cabinet, the semiconductor refrigerating element are chill surface, the semiconductor refrigerating close to the position of the first heat-conducting layer
Element is heating face close to the position of the second heat-conducting layer, and the built-in radiating module is sealingly disposed in cabinet, the unsteady flow list
Member is fixed on the inside of cabinet in a manner of pressing the built-in radiating module.
2. a kind of totally-enclosed Power Quality Comprehensive Treatment Device as described in claim 1, it is characterised in that: the cabinet is scattered
Heat engine case, including upper cover and lower cover body, upper and lower cover are detachably fixed connection, and the joint edge of the upper cover body and lower cover is opened
There is U-channel, groove is embedded in sealing rubber strip, and four sides of the upper cover and lower cover guarantee that contact surface is smooth by bolt fastening
Engagement, and press the sealing rubber strip in groove, achieve the effect that dustproof and waterproof.
3. a kind of totally-enclosed Power Quality Comprehensive Treatment Device as described in claim 1, it is characterised in that: the cabinet side
Waterproof vent valve is set, and the waterproof vent valve can prevent dust, water from passing through, and air is used for by the waterproof vent valve
The stress of outer chamber in balanced seal cabinet.
4. a kind of totally-enclosed Power Quality Comprehensive Treatment Device as described in claim 1, it is characterised in that: the first heat-conducting layer and
Filling ceramic powder and 30 μm of ultra-thin glass fibrous composites in second heat-conducting layer.
5. a kind of totally-enclosed Power Quality Comprehensive Treatment Device as described in claim 1, it is characterised in that: the current transforming unit
It is made of the identical converter plant of multiple structures, the semiconductor refrigerating element of the bottom of the converter plant is connected in parallel, by electricity
Source module provides DC power supply.
6. a kind of totally-enclosed Power Quality Comprehensive Treatment Device as described in claim 1, it is characterised in that: described first is thermally conductive
Layer and the second heat-conducting layer are set as Heat Conduction Material, are provided with cooling fin on the outside of the cabinet.
7. a kind of totally-enclosed Power Quality Comprehensive Treatment Device as claimed in claim 2, it is characterised in that: the cabinet it is interior
Surface is by milling flat process, and setting grasps handle on the outside of cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820938484.8U CN208370097U (en) | 2018-06-19 | 2018-06-19 | A kind of totally-enclosed Power Quality Comprehensive Treatment Device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820938484.8U CN208370097U (en) | 2018-06-19 | 2018-06-19 | A kind of totally-enclosed Power Quality Comprehensive Treatment Device |
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| Publication Number | Publication Date |
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| CN208370097U true CN208370097U (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820938484.8U Active CN208370097U (en) | 2018-06-19 | 2018-06-19 | A kind of totally-enclosed Power Quality Comprehensive Treatment Device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111863046A (en) * | 2020-07-31 | 2020-10-30 | 上海新柏石智能科技股份有限公司 | Heat sink for information storage device |
-
2018
- 2018-06-19 CN CN201820938484.8U patent/CN208370097U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111863046A (en) * | 2020-07-31 | 2020-10-30 | 上海新柏石智能科技股份有限公司 | Heat sink for information storage device |
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