CN102892265A - Power electronic equipment, cabinet body thereof and cabinet door of cabinet body - Google Patents
Power electronic equipment, cabinet body thereof and cabinet door of cabinet body Download PDFInfo
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- CN102892265A CN102892265A CN2012103603586A CN201210360358A CN102892265A CN 102892265 A CN102892265 A CN 102892265A CN 2012103603586 A CN2012103603586 A CN 2012103603586A CN 201210360358 A CN201210360358 A CN 201210360358A CN 102892265 A CN102892265 A CN 102892265A
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Abstract
The invention provides power electronic equipment, a cabinet body thereof and a cabinet door of the cabinet body. An up-down interlayer passage parallel to the cabinet door is arranged on the back surface of a door panel of the cabinet door and forms a backflow passage, an upper port of the backflow passage is serially connected with draught fans, the backflow passage is connected with a radiating air channel formed by an internal space of the cabinet body to form a circulating passage, heat exchangers are arranged in the circulating passage, and a clapboard for assembling the power electronic equipment is further arranged in the cabinet body and is provided with vent holes. According to the invention, the cabinet body has a simpler structure, the elements in the cabinet body are convenient to maintain, and the working reliability and service life of the power electronic equipment are improved and prolonged.
Description
Technical field
The present invention relates to the power electronic equipment field.
Background technology
Development along with New Energy Industry, the power grade of power electronic equipment and environment for use require more and more harsher, the high power loss of power electronic device under the high power level condition of work will produce a large amount of heat, make the power electronic device temperature rise very high, because temperature is one of the key factor in restriction power electronic device useful life, device temperature is higher, and its useful life is shorter, so the heat dispersion of power electronic equipment becomes one of key factor that affects power electronic equipment useful life.
One piece of application number is in 201120069000.9 the patent documentation " a kind of radiating system of power electronic equipment ", a radiating system of power electronic equipment is disclosed, comprise the equipment cabinet, be arranged on liquid cooling heat exchanger, blower fan, heat generating components installing zone, system air channel and equipment heating parts in the equipment cabinet.
The air intake in system air channel is connected the heat generating components installing zone and forms circulation canal with outlet air end, heat generating components is installed in system's heat generating components installing zone, the part of system air channel except air intake and outlet air end isolated with the installing zone of heat generating components, the liquid cooling heat exchanger is installed in the air intake or outlet air end or described system air channel in system air channel, assembling is in the air intake or outlet air end or described system air channel in system air channel, or being installed in simultaneously air intake and the outlet air end in system air channel, the system air channel is by the sidewall version of described equipment cabinet one side, the dividing plate of equipment cabinet, described installing zone base plate, described back vertical plate, the rear wall plate structure of described equipment cabinet and door end structure surround and form.
This device structure is complicated, inconvenient maintenance personal checks equipment, reduces the useful life of equipment, and the part of system air channel except air intake and outlet air end isolated with the installing zone of heat generating components, the maintenance of equipment difficulty has strengthened maintenance personal's working strength.
Summary of the invention
The purpose of this invention is to provide a kind of power electronic equipment and cabinet thereof and cabinet door, it is complicated to solve existing power electronic equipment and cabinet body structure thereof, to the problem of cabinet internal components maintenance difficult.
For achieving the above object, the technical solution used in the present invention provides a kind of cabinet door, the door-plate back side of this cabinet door is provided with the interlayer of the above-below direction parallel with door-plate, this interlayer and door-plate consist of the sandwich passage of above-below direction, the upper port of described sandwich passage is provided with blower fan, and this fan outlet is connected in series with the upper port of described sandwich passage;
The present invention also provides a kind of cabinet of power electronic equipment, comprise the cabinet door, the door-plate back side of this cabinet door is provided with the interlayer of the above-below direction parallel with door-plate, this interlayer and door-plate consist of the sandwich passage of above-below direction, the upper port of described sandwich passage is provided with blower fan, this fan outlet is connected in series with the upper port of described sandwich passage, described sandwich passage and cabinet inner space consist of circulation canal, also be provided with up and down two dividing plates that are used for the assembling power electronic equipment in the described cabinet, upper spacer is located at the below of described sandwich passage upper port, lower clapboard is located at the top of described sandwich passage lower port, and described upper spacer and lower clapboard are provided with ventilation hole;
The present invention also provides a kind of power electronic equipment, comprise cabinet, described cabinet above and below respectively is provided with a dividing plate, described cabinet inside is provided with return flow line and heat dissipation channel, be equipped with heater members in the described heat dissipation channel, described return flow line is equipped with blower fan, described heat dissipation channel and return flow line connect and compose circulation canal from beginning to end, be provided with heat exchanger in the described circulation canal, described return flow line is the passage of the above-below direction that consists of of the interlayer of the above-below direction parallel with described door-plate that arranged by the door-plate of described cabinet and the back side thereof, described heat dissipation wind channel is made of the cabinet inner space, described blower fan is located at the upper end of described return flow line, its air outlet is connected in series with the upper port of described return flow line, described heat exchanger is located on the dividing plate of described cabinet below, the dividing plate of cabinet top is located at the below of described return flow line upper port, and the dividing plate of described cabinet below is located at the top of described return flow line lower port, and described cabinet top dividing plate and underlay screen are provided with ventilation hole.
The beneficial effect that the present invention reaches:
Heat dissipation wind channel of the present invention is joined end to end by cabinet door mezzanine space and described equipment cabinet inner space and consists of circulation canal, cabinet inner heat device only separates with two dividing plates up and down, with assembling on the cabinet door, and the cabinet door can be dismantled, internal structure is simpler, has improved functional reliability, has reduced equipment price, and be convenient to maintenance personal maintenance and the cabinet internal components is keeped in repair, improve useful life.
Description of drawings
Fig. 1 is the front view of power electronic equipment of the present invention;
Fig. 2 is the end view of power electronic equipment of the present invention;
Fig. 3 is the vertical view of power electronic equipment of the present invention;
Fig. 4 is the wind direction schematic diagram of power electronic equipment of the present invention;
Fig. 5 is heat exchanger schematic diagram of the present invention;
Fig. 6 a is circulation canal structural member vertical view of the present invention;
Fig. 6 b is circulation canal structural member upward view of the present invention;
Fig. 6 c is circulation canal structural member front view of the present invention;
Fig. 6 d is circulation canal structural member end view of the present invention.
Embodiment
The present invention will be further described in detail below in conjunction with accompanying drawing.
Fig. 1 is the front view of power electronic equipment of the present invention and cabinet thereof, and Fig. 2 is the end view of power electronic equipment of the present invention and cabinet thereof, as depicted in figs. 1 and 2, is provided with blower fan 1, return flow line 2 and heat exchanger 3 in this power electronic equipment cabinet.
In the present embodiment, return flow line 2 is passages that the interlayer of the above-below direction parallel with door-plate that arranged by cabinet door-plate and its back side consists of, the air outlet of blower fan 1 is connected in series with the upper port of return flow line 2, the above and below of cabinet respectively is provided with a dividing plate, the top dividing plate is located at the below of return flow line 2 upper port, underlay screen is located at the top of return flow line 2 lower port, heat exchanger 3 is installed on the dividing plate of cabinet below, the cabinet inner space consists of heat dissipation channel, be equipped with heater members in this heat dissipation channel, this heater members is installed on the dividing plate of cabinet top or the zone between top dividing plate and the underlay screen.
Fig. 3 is the vertical view of power electronic equipment of the present invention and cabinet thereof, and 1 is blower fan, and 2 is the return flow line, and 3 is heat exchanger.
Fig. 4 is wind direction schematic diagram of the present invention, and as shown in Figure 4, return flow line 2 is connected to form circulation canal from beginning to end with heat dissipation channel.
Fig. 5 is heat exchanger schematic diagram of the present invention, and as shown in Figure 5, this heat exchanger 3 has air inlet and air outlet, and its air inlet and air outlet are communicated with the formation air channel.
Fig. 6 a is circulation canal structural member vertical view of the present invention, and Fig. 6 b is circulation canal structural member upward view of the present invention, and Fig. 6 c is circulation canal structural member front view of the present invention, and Fig. 6 d is circulation canal structural member end view of the present invention, and dash area is circulation canal among the figure.
In the present embodiment, power electronic equipment is when work, the hot-air that the heater members of assembling produces in the heat dissipation channel, at first can enter blower fan 1, then by blower fan 1 with hot-air by the upper port of return flow line 2 through the return flow line 2 lower port that are transported to return flow line 2, and inflow heat dissipation channel, the flow through air channel of the heat exchanger 3 in the heat dissipation channel, flowed out by its air outlet, hot-air through cooling passes through heater members again, then again be transported to the blower fan 1 of cabinet top, air passes through blower fan 1 in the cabinet thus, heat exchanger 3 and return flow line 2 produce circulation in cabinet, and play the effect of heat radiation.
The door-plate of present embodiment cabinet door consists of a sandwich passage with the interlayer of the above-below direction parallel with door-plate that its back side arranges, and this sandwich passage upper port is serially connected with blower fan.In other embodiments, the cabinet door can directly be established the hollow channel of an above-below direction in door-plate.
In the present embodiment, heat exchanger 3 quantity are 3 groups, and be installed on the dividing plate of cabinet below, in other embodiments, can be above cabinet dividing plate and underlay screen mounting heat exchanger simultaneously, air inlet by blower fan is connected in series with the air outlet of heat exchanger, and according to the caloric value of components and parts in the different cabinets, can increase or reduce the quantity of heat exchanger.
The blower fan quantity that arranges in the present embodiment is 2 groups, and be installed in the return flow line upper port, can be as required, in other are implemented, can blower fan be installed in the return flow line lower port, air outlet by blower fan is connected in series with the air inlet of heat exchanger, and can according to the difference of cabinet size, the size of return flow line and the quantity of blower fan be changed.
Claims (7)
1. the cabinet door of a power electronic equipment cabinet, it is characterized in that, the door-plate back side is provided with the interlayer of the above-below direction parallel with door-plate, this interlayer and door-plate consist of the sandwich passage of above-below direction, the upper port of described sandwich passage is provided with blower fan, and this fan outlet is connected in series with the upper port of described sandwich passage.
2. the cabinet of a power electronic equipment, comprise the cabinet door, it is characterized in that, the door-plate back side of described cabinet door is provided with the interlayer of the above-below direction parallel with door-plate, this interlayer and door-plate consist of the sandwich passage of above-below direction, the upper port of described sandwich passage is provided with blower fan, and this fan outlet is connected in series with the upper port of described sandwich passage, and described sandwich passage and cabinet inner space form circulation canal.
3. the cabinet of power electronic equipment according to claim 2, it is characterized in that, the above and below respectively is provided with a dividing plate that is used for the assembling power electronic equipment in the described cabinet, the top dividing plate is located at the below of described sandwich passage upper port, and underlay screen is located at the top of described sandwich passage lower port.
4. the cabinet of power electronic equipment according to claim 3 is characterized in that, described top dividing plate and underlay screen are provided with ventilation hole.
5. power electronic equipment, comprise cabinet, described cabinet above and below respectively is provided with a dividing plate, described cabinet inside is provided with return flow line and heat dissipation channel, is equipped with heater members in the described heat dissipation channel, and described return flow line is equipped with blower fan, described heat dissipation channel and return flow line connect and compose circulation canal from beginning to end, be provided with heat exchanger in the described circulation canal, it is characterized in that
Described return flow line is the passage of the above-below direction that consists of of the interlayer of the above-below direction parallel with described door-plate that arranged by the door-plate of described cabinet and the back side thereof, described heat dissipation wind channel is made of the cabinet inner space, described blower fan is located at the upper end of described return flow line, its air outlet is connected in series with the upper port of described return flow line, and described heat exchanger is located on the dividing plate of described cabinet below.
6. power electronic equipment according to claim 5 is characterized in that, the dividing plate of described cabinet top is located at the below of described return flow line upper port, and the dividing plate of described cabinet below is located at the top of described return flow line lower port.
7. power electronic equipment according to claim 6 is characterized in that, described cabinet top dividing plate and underlay screen are provided with ventilation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210360358.6A CN102892265B (en) | 2012-09-25 | 2012-09-25 | The cabinet door of power electronic equipment and cabinet and cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210360358.6A CN102892265B (en) | 2012-09-25 | 2012-09-25 | The cabinet door of power electronic equipment and cabinet and cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102892265A true CN102892265A (en) | 2013-01-23 |
| CN102892265B CN102892265B (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210360358.6A Active CN102892265B (en) | 2012-09-25 | 2012-09-25 | The cabinet door of power electronic equipment and cabinet and cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102892265B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185035A (en) * | 2015-09-30 | 2015-12-23 | 国家电网公司 | Anti-electric-shock distribution box |
| CN105186314A (en) * | 2015-09-30 | 2015-12-23 | 国家电网公司 | Safe power distribution cabinet |
| CN105244770A (en) * | 2015-09-30 | 2016-01-13 | 国家电网公司 | Lightning-protection power distribution cabinet |
| CN113207262A (en) * | 2021-03-25 | 2021-08-03 | 华为技术有限公司 | Case and power supply system |
| CN115306114A (en) * | 2022-09-15 | 2022-11-08 | 福建省邮电规划设计院有限公司 | Accurate air supply system and moving door type air supply channel thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5467250A (en) * | 1994-03-21 | 1995-11-14 | Hubbell Incorporated | Electrical cabinet with door-mounted heat exchanger |
| WO1999040657A1 (en) * | 1998-02-07 | 1999-08-12 | Rittal-Werk Rudolf Loh Gmbh & Co. Kg | Control cabinet with cooling device |
| CN201008252Y (en) * | 2007-03-27 | 2008-01-16 | 曾国辉 | Heat exchanger and machine cabinet equipped with the same |
| US20080068798A1 (en) * | 2006-09-20 | 2008-03-20 | Mark Hendrix | Outside plant cabinet thermal system |
| CN202050625U (en) * | 2011-03-16 | 2011-11-23 | 深圳市禾望电气有限公司 | Radiating system of power electronic equipment |
-
2012
- 2012-09-25 CN CN201210360358.6A patent/CN102892265B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5467250A (en) * | 1994-03-21 | 1995-11-14 | Hubbell Incorporated | Electrical cabinet with door-mounted heat exchanger |
| WO1999040657A1 (en) * | 1998-02-07 | 1999-08-12 | Rittal-Werk Rudolf Loh Gmbh & Co. Kg | Control cabinet with cooling device |
| US20080068798A1 (en) * | 2006-09-20 | 2008-03-20 | Mark Hendrix | Outside plant cabinet thermal system |
| CN201008252Y (en) * | 2007-03-27 | 2008-01-16 | 曾国辉 | Heat exchanger and machine cabinet equipped with the same |
| CN202050625U (en) * | 2011-03-16 | 2011-11-23 | 深圳市禾望电气有限公司 | Radiating system of power electronic equipment |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185035A (en) * | 2015-09-30 | 2015-12-23 | 国家电网公司 | Anti-electric-shock distribution box |
| CN105186314A (en) * | 2015-09-30 | 2015-12-23 | 国家电网公司 | Safe power distribution cabinet |
| CN105244770A (en) * | 2015-09-30 | 2016-01-13 | 国家电网公司 | Lightning-protection power distribution cabinet |
| CN113207262A (en) * | 2021-03-25 | 2021-08-03 | 华为技术有限公司 | Case and power supply system |
| CN115306114A (en) * | 2022-09-15 | 2022-11-08 | 福建省邮电规划设计院有限公司 | Accurate air supply system and moving door type air supply channel thereof |
| CN115306114B (en) * | 2022-09-15 | 2024-01-09 | 福建省邮电规划设计院有限公司 | Accurate air supply system and movable door type air supply channel thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102892265B (en) | 2016-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: XUJI ELECTRIC CO., LTD. Free format text: FORMER OWNER: XUJI GROUP CO., LTD. Effective date: 20131205 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20131205 Address after: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Applicant after: Xuji Electric Co., Ltd. Applicant after: State Grid Corporation of China Address before: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Applicant before: Xuji Group Co., Ltd. Applicant before: State Grid Corporation of China |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |