CN203707616U - Ventilation system of large current circuit breaker device - Google Patents
Ventilation system of large current circuit breaker device Download PDFInfo
- Publication number
- CN203707616U CN203707616U CN201420018209.6U CN201420018209U CN203707616U CN 203707616 U CN203707616 U CN 203707616U CN 201420018209 U CN201420018209 U CN 201420018209U CN 203707616 U CN203707616 U CN 203707616U
- Authority
- CN
- China
- Prior art keywords
- cabinet
- circuit breaker
- temperature
- blower fan
- heavy current
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 17
- 230000005855 radiation Effects 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Patch Boards (AREA)
Abstract
The utility model discloses a ventilation system of a large current circuit breaker device. The ventilation system includes a large current circuit breaker and a box body used for installing the current circuit breaker; the circuit breaker is fixedly installed in the cabinet body through a mounting bottom plate; a plurality of supporting blocks are arranged between the circuit breaker and the mounting bottom plate; and a plurality of radiating slot holes are formed in the mounting bottom plate. The circuit breaker can be elevated by the supporting blocks, and therefore, overall stress contact area can be decreased; when components operate, heat generated by the components can be transferred out from the cabinet body fast through the radiating slot holes; a plurality of ventilation holes, an air inlet and a draught fan are arranged inside the cabinet body, such that heat dissipation channels can be formed, and therefore, heat inside the cabinet body can be discharged fast, and the use environment of the components in the cabinet body can be effectively guaranteed, and the service life of equipment can be prolonged.
Description
Technical field
The utility model relates to a kind of ventilating system of heavy current breaker equipment.
Background technology
Under existing market, along with the increase of power consumption equipment, in low-voltage power supply system, the product demand of large electric current increases day by day, generally, amount electric current 4000A and more than, all can be defined as large electric current, this has just proposed the requirement of high protection to low-tension switch cabinet, this type cabinet belongs to sealing compared with high product, degree of protection designing requirement is higher, substantially more than IP42, often in the time of design, ignore the heat dissipation capacity of components and parts in the time of operation in cabinet, the particularly caloric value of the low-voltage circuit breaker of large electric current, a heat part for its generation is fallen apart to space by coupled conductor, so just strengthen the heat of bus, main bus bar and bus-bar are in the time that temperature raises, ampacity is along with temperature raises and reduces, bus device is in power distribution cabinet, due to the change of radiating condition, its rated current reduces, easily cause overload, equipment is impacted, bring economic loss.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of and heat in cabinet can be discharged in time, the environment for use, the ventilating system of the heavy current breaker equipment in extension device life-span of components and parts in effective guarantee cabinet.
The utility model solves the technical scheme that its technical problem adopts:
The ventilating system of heavy current breaker equipment, comprise a heavy current breaker and for the cabinet of this circuit breaker is installed, described circuit breaker is installed and is fixed in cabinet by a mounting base, and between described circuit breaker and mounting base, be provided with some pad bracers, on described mounting base, offer some heat radiation slotted eyes.
On described cabinet, dispose some ventilation holes, fresh air inlet and blower fan.
Described ventilation hole is opened in respectively upper end, lower end and the rear of cabinet, and described assembling is to the ventilation hole at cabinet rear.
Described fresh air inlet is opened in cabinet front.
Described fresh air inlet upper cover is equipped with filtering screen.
In described cabinet, also dispose Temperature Humidity Sensor, this Temperature Humidity Sensor is connected with a temperature and humidity controller, and described temperature and humidity controller can be controlled the switch of blower fan.
On described cabinet, be also provided with a change over switch, described change over switch is connected with temperature and humidity controller and blower fan respectively, and can switch to hand switch blower fan or by temperature and humidity controller control fan switch by this change over switch.
The beneficial effects of the utility model are: the ventilating system of heavy current breaker equipment, comprise a heavy current breaker and for the cabinet of this circuit breaker is installed, described circuit breaker is installed and is fixed in cabinet by a mounting base, and between described circuit breaker and mounting base, be provided with some pad bracers, on described mounting base, offer some heat radiation slotted eyes, raise circuit breaker by pad bracer, reduce overall stressed contact area, in the time that element moves, the heat that element produces can conduct cabinet by heat radiation slotted eye fast, in cabinet, dispose some ventilation holes, fresh air inlet and blower fan, forming heat radiation passes through, can fast the heat in cabinet be discharged, the environment for use of components and parts in effective guarantee cabinet, the extension device life-span.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is front schematic view of the present utility model;
Fig. 2 is the side schematic view of the utility model inside;
Fig. 3 is rearview of the present utility model;
Fig. 4 is vertical view of the present utility model;
Fig. 5 is upward view of the present utility model;
Fig. 6 is draught fan control circuit figure of the present utility model.
Embodiment
Referring to figs. 1 through Fig. 5, Fig. 1 to Fig. 5 is the structural representation of a specific embodiment of the utility model, as shown in the figure, the ventilating system of heavy current breaker equipment, comprise a heavy current breaker 2 and for the cabinet 1 of this circuit breaker 2 is installed, described circuit breaker 2 is installed and is fixed in cabinet 1 by a mounting base 3, and between described circuit breaker 2 and mounting base 3, be provided with some pad bracers 4, raise circuit breaker 2 by pad bracer 4, reduce overall stressed contact area, on described mounting base 3, offer some heat radiation slotted eyes, in the time that element moves, the heat that element produces can conduct cabinet 1 by heat radiation slotted eye fast.
As shown in the figure, on described cabinet 1, dispose some ventilation holes 11, fresh air inlet 12 and blower fan 13, in the present embodiment, described ventilation hole 11 is opened in respectively the upper end of cabinet 1, lower end and rear, described blower fan 13 is mounted on the ventilation hole 11 at cabinet 1 rear, described fresh air inlet 12 is opened in cabinet 1 front, thereby at interior formation one heat dissipation wind channel of cabinet 1, can fast the heat in cabinet 1 be discharged, the environment for use of effective guarantee cabinet 1 interior components and parts, the extension device life-span, and at described fresh air inlet 12 upper covers, filtering screen is housed, prevent dust, insects etc. enter cabinet 1.
As shown in the figure, described cabinet 1 middle part disposes Temperature Humidity Sensor 5, this Temperature Humidity Sensor 5 is connected with a temperature and humidity controller 6, described temperature and humidity controller 6 can be controlled the switch of blower fan 13, on described cabinet 1, be also provided with a change over switch 7, in the present embodiment, temperature and humidity controller 6 and change over switch 7 are arranged side by side on cabinet 1 front panel, and dispose thermometer on temperature and humidity controller 6, adjust to observe, described change over switch 7 is connected with temperature and humidity controller 6 and blower fan 13 respectively, and can switch to hand switch blower fan 13 or control blower fan 13 switches by temperature and humidity controller 6 by this change over switch 7.
As shown in Figure 6, Fig. 6 is draught fan control circuit figure, change over switch 7 models are LW12-16/4.0401.2, it includes 8 contacts, wherein 1 of change over switch 7, No. 3 contact is electrically connected with city, No. 2 contacts of change over switch 7 are connected with switch and the coil of contactor KM respectively, the switch of contactor KM is connected with blower fan 13, contactor KM coil be connected with No. 7 interfaces of temperature and humidity controller 6, No. 4 contacts of change over switch 7 and No. 5 interfaces of temperature and humidity controller 6, 5 of change over switch 7, No. 6 contacts respectively with No. 6 interfaces of temperature and humidity controller 6, contactor KM coil connect, Temperature Humidity Sensor 5 respectively with 1 of temperature and humidity controller 6, 2, 3 interfaces connect, No. 10 interfaces of humidity controller 6 and the other end of blower fan 13 are connected with ground wire N, following table is contact and the control table of LW12-16/4.0401.2 change over switch:
When handle position is during at 45 °, 3-4, 5-6 conducting, blower fan 13 is by manually opened, continuous carries out ventilation and heat to cabinet 1, when handle position is during at-45 °, 1-2 conducting, blower fan 13 controls and is opened or cut out by Temperature Humidity Sensor 5 and temperature and humidity controller 6, equipment is in the time of operation, the heat of cabinet 1 constantly rises, in the time that Temperature Humidity Sensor 5 detects the interior temperature of cabinet 1 and reaches set point, by signal feedback to temperature and humidity controller 6, temperature and humidity controller 6 connects 5, No. 6 interfaces, blower fan 13 starts at once, in time hot-air is discharged, simultaneously, be subject to atmospheric pressure effect, the outer cold air of cabinet 1 constantly continues to enter in cabinet 1 by the ventilation guard of front Xiamen and the ventilation hole 11 of bottom of cabinet bulk, thereby complete the pressure cooling procedure of whole equipment, heat is discharged, cold air enters, the safe operation of support equipment, simultaneously, also can be controlled voluntarily by professional the running of blower fan 13 by manual change-over switch 7, complete according to actual needs pressure cooling procedure, control very convenient.
Above better enforcement of the present utility model is illustrated; certainly; the utility model can also adopt form different from the embodiment described above; temperature control circuit described above and change over switch element etc. can also adopt temperature control circuit and element conventional in electronic applications; be not described further at this; the conversion being equal to that those of ordinary skill in the art do under the prerequisite without prejudice to spirit of the present invention or accordingly change, all should belong in protection range of the present utility model.
Claims (7)
1. the ventilating system of heavy current breaker equipment, comprise a heavy current breaker (2) and for the cabinet (1) of this circuit breaker (2) is installed, it is characterized in that: described circuit breaker (2) is installed and is fixed in cabinet (1) by a mounting base (3), and between described circuit breaker (2) and mounting base (3), be provided with some pad bracers (4), on described mounting base (3), offer some heat radiation slotted eyes.
2. the ventilating system of heavy current breaker equipment according to claim 1, is characterized in that: on described cabinet (1), dispose some ventilation holes (11), fresh air inlet (12) and blower fan (13).
3. the ventilating system of heavy current breaker equipment according to claim 2, it is characterized in that: described ventilation hole (11) is opened in respectively upper end, lower end and the rear of cabinet (1), described blower fan (13) is mounted on the ventilation hole (11) at cabinet (1) rear.
4. according to the ventilating system of the heavy current breaker equipment described in claim 2 or 3, it is characterized in that: described fresh air inlet (12) is opened in cabinet (1) front.
5. the ventilating system of heavy current breaker equipment according to claim 4, is characterized in that: described fresh air inlet (12) upper cover is equipped with filtering screen.
6. the ventilating system of heavy current breaker equipment according to claim 2, it is characterized in that: in described cabinet (1), also dispose Temperature Humidity Sensor (5), this Temperature Humidity Sensor (5) is connected with a temperature and humidity controller (6), and described temperature and humidity controller (6) can be controlled the switch of blower fan (13).
7. the ventilating system of heavy current breaker equipment according to claim 6, it is characterized in that: on described cabinet (1), be also provided with a change over switch (7), described change over switch (7) is connected with temperature and humidity controller (6) and blower fan (13) respectively, and can be switched to hand switch blower fan (13) or be controlled blower fan (13) switch by temperature and humidity controller (6) by this change over switch (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420018209.6U CN203707616U (en) | 2014-01-10 | 2014-01-10 | Ventilation system of large current circuit breaker device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420018209.6U CN203707616U (en) | 2014-01-10 | 2014-01-10 | Ventilation system of large current circuit breaker device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203707616U true CN203707616U (en) | 2014-07-09 |
Family
ID=51057998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420018209.6U Expired - Lifetime CN203707616U (en) | 2014-01-10 | 2014-01-10 | Ventilation system of large current circuit breaker device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203707616U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746303A (en) * | 2014-01-10 | 2014-04-23 | 中山市明阳电器有限公司 | Ventilating system of heavy current circuit-breaker equipment |
-
2014
- 2014-01-10 CN CN201420018209.6U patent/CN203707616U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746303A (en) * | 2014-01-10 | 2014-04-23 | 中山市明阳电器有限公司 | Ventilating system of heavy current circuit-breaker equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200415 Address after: 528400 No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province Patentee after: Guangdong Mingyang Electric Co.,Ltd. Address before: 528437 Jiangling West Road, Torch Development Zone, Guangdong, No. 25, No. Patentee before: ZHONGSHAN MINGYANG ELECTRIC Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province, 528400 Patentee after: Guangdong Mingyang Electric Co.,Ltd. Address before: No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province, 528400 Patentee before: Guangdong Mingyang Electric Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |
|
| CX01 | Expiry of patent term |