CN107171212A - A kind of distributed board outdoor - Google Patents
A kind of distributed board outdoor Download PDFInfo
- Publication number
- CN107171212A CN107171212A CN201710571657.7A CN201710571657A CN107171212A CN 107171212 A CN107171212 A CN 107171212A CN 201710571657 A CN201710571657 A CN 201710571657A CN 107171212 A CN107171212 A CN 107171212A
- Authority
- CN
- China
- Prior art keywords
- water
- water tank
- casing
- cylinder
- piston
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Abstract
The present invention provides a kind of distributed board outdoor, including casing, the water cooled pipeline for radiating is fixed with casing, automatic circulation device is fixedly arranged above in casing, the water inlet and delivery port of water cooled pipeline are connected to the self-loopa of current in automatic circulation device formation pipeline, automatic circulation device includes water tank, cylinder is provided with water tank, bottom of cylinder is provided with the intake tunnel connected with water tank, water feeding one-way valve is provided with intake tunnel, cylinder interior is provided with the piston that can be moved up and down, water one-way valve is provided with out at piston, the slidable sliding block of connection above piston, the motion of sliding block is moved by fan blade.The distribution box uses circulating water, is cooled down the distribution box of sening as an envoy to of the heat band in distribution box by the circulation of water, with system run all right, good cooling results save the advantage of the energy, it is adaptable to which outdoor electricity distribution is used.
Description
Technical field
The invention mainly relates to outdoor electricity distribution technical field, specifically a kind of distributed board outdoor.
Background technology
Distribution box is a visual plant in distribution system, and he is the final stage device in distribution system, distribution box be by
The electrical equipments such as switchgear, measuring instrumentss, protection electrical equipment are assembled in metal safe by electrical wiring requirement, and composition matches somebody with somebody Denso
Put.
Electrical equipment in distribution box is required to temperature in use, and electrical equipment can be influenceed when temperature inside the box are too high
Normal operation.Therefore, general distribution box needs good cooling condition.For distributed board outdoor, existing cooling means
Air vent mostly is opened up in distributing box side, the hot gas in distribution box is taken away and realizes the drop of distribution box by the circulation by wind-force
Temperature.But for the air vent opened up, if aperture is larger, ventilation effect is good but easily bulky grain dust etc. is entered distribution box
Inside, dust accretions, influence the normal of electrical equipment in distribution box to use for quite some time, and the aperture of air vent is too small, meeting again
The radiating effect of distribution box is directly influenced, is difficult to make distribution box cool.
The content of the invention
To solve the deficiency of current technology, present invention combination prior art is matched somebody with somebody from practical application there is provided a kind of open air
Electronic box, the distribution box uses circulating water, cools down the distribution box of sening as an envoy to of the heat band in distribution box by the circulation of water, has
System run all right, good cooling results save the advantage of the energy, it is adaptable to which outdoor electricity distribution is used.
To achieve the above object, technical scheme is as follows：
It is fixed with a kind of distributed board outdoor, including case supports frame, the case supports frame on casing, the casing solid
Surely there is the water cooled pipeline for radiating, the water cooled pipeline part is arranged on box house, and another part sets outside the enclosure
Portion, automatic circulation device is fixedly arranged above in casing, and the water inlet and delivery port of the water cooled pipeline are connected to automatic cycle dress
The self-loopa to form current in pipeline is put, the automatic circulation device includes being provided with cylinder, the circle in water tank, the water tank
Cylinder bottom, which is provided with the intake tunnel connected with water tank, the intake tunnel, is provided with water feeding one-way valve, the cylinder interior
It is provided with the piston that can be moved up and down, the piston and is provided with out water one-way valve, the water inlet of the water cooled pipeline passes through water
Case is communicated to cylinder interior, and the delivery port of the water cooled pipeline is connected to inside water tank, connection driving piston above the piston
One end of connection vertical link above the piston fixed mount of motion, the piston fixed mount, the other end of the vertical link connects
Sliding block is connect, is fixed with cylinder top in guide pad, the guide pad and is provided with vertical sliding groove, the sliding block is slidable
It is arranged in sliding groove, drive disk is provided with above guide pad, is connected between the drive disk and sliding block by movable rod,
Described movable rod one end and drive disk are articulated and connected, and the movable rod other end and sliding block are articulated and connected, and the rotation of drive disk is led to
Cross movable rod control slide block to move back and forth in sliding groove, the case supports frame side is provided with fan blade support bar, described
It is provided with the ground fixed plate for fixing on the ground, the fan blade support bar and is provided with by wind-force below fan blade support bar
The fan blade of driving, the fan blade connects drive disk by power transmission shaft.
The water cooled pipeline is fixed on water in the both sides of the back side panel of casing, water tank by pipe fixing bracket through water inlet
The water cooled pipeline being circulated to positioned at box house is recycled in water tank by the delivery port of the water cooled pipeline outside casing again,
Being additionally provided with casing prevents the sunshading board of direct sunlight water cooled pipeline.
The water tank side is provided with standby storage tank, and the standby water storage upper box part is provided with for collecting opening for rainwater
Mouthful, the filling pipe of promising water tank with water is set below standby storage tank, is internally provided with water tank for controlling filling pipe
The ball-cock assembly of break-make.
The tank top is provided with the top of the first screen pack, the standby storage tank and is provided with the second screen pack.
The bottom of cylinder is fixedly connected by perpendicular support with water tank bottom, and the cylinder both sides pass through horizontal support and water tank
Side wall is fixedly connected.
Beneficial effects of the present invention：
1st, the present invention water circulating pipe inside and outside by being arranged on casing, water cooling is carried out to distribution box, and due to distribution
Case uses for open air, can effectively prevent dust etc. from entering the normal operation of electricity piece in box house, influence casing, the present invention
Bucket pump is driven to drive cooling water in water cooled pipeline interior circulation by the wind energy in environment, without using any electronic drive
Motivation structure, it has stable, good cooling results, simple in construction, technology maturation, and the advantage with the energy that economizes on resources.
2nd, the present invention, by the standby storage tank and ball-cock assembly of setting, can be water when declining in water tank after water level evaporation
The timely make-up water source of case, it is ensured that the normal circulation cooling of water cooled pipeline, while standby storage tank can be used to collect rainwater and use, energy
Enough accomplish self-sufficient.
3rd, structural stability of the present invention is high, and is easy to the assembly and disassembly and the maintenance maintenance in later stage at scene.
Brief description of the drawings
Accompanying drawing 1 is general structure schematic diagram of the present invention；
Accompanying drawing 2 is automatic circulation device structural representation of the present invention；
Accompanying drawing 3 is water cooled pipeline structural representation of the present invention.
Label shown in accompanying drawing：1st, case supports frame；2nd, casing；3rd, water cooled pipeline；4th, ground fixed plate；5th, fan blade is supported
Bar；6th, automatic circulation device；7th, fan blade；8th, power transmission shaft；9th, drive disk；10th, movable rod；11st, guide pad；12nd, the first filtering
Net；13rd, sliding block；14th, water tank；15th, vertical link；16th, water inlet；17th, piston fixed mount；18th, water one-way valve is gone out；19th, piston；
20th, cylinder；21st, support is erected；22nd, intake tunnel；23rd, water feeding one-way valve；24th, ball-cock assembly；25th, filling pipe；26th, delivery port；
27th, standby storage tank；28th, the second screen pack；29th, horizontal support；30th, pipe fixing bracket；31st, back side panel；32nd, sunshading board.
Embodiment
With reference to the drawings and specific embodiments, the invention will be further described.It should be understood that these embodiments are merely to illustrate
The present invention rather than limitation the scope of the present invention.In addition, it is to be understood that after the content of the invention lectured has been read, this area
Technical staff can make various changes or modifications to the present invention, and these equivalent form of values equally fall within scope defined herein.
As shown in accompanying drawing 1~3, a kind of distributed board outdoor, including case supports frame 1 is fixed with casing on case supports frame 1
2, the water cooled pipeline 3 for radiating is fixed with casing 2, the part of water cooled pipeline 3 is arranged on inside casing 2, and another part is set
Put outside casing 2, automatic circulation device 6 is fixedly arranged above in casing 2, the water inlet 16 and delivery port 26 of water cooled pipeline 3 connect
The self-loopa of current in the formation pipeline of automatic circulation device 6 is connected to, automatic circulation device 6 includes setting in water tank 14, water tank 14
Have a cylinder 20, the bottom of cylinder 20 be provided with the intake tunnel 22 connected with water tank 14, intake tunnel 22 be provided with it is unidirectional into water
Valve 23, cylinder 20, which is internally provided with the piston 19 that can be moved up and down, piston 19, is provided with out water one-way valve 18, water cooled pipeline 3
Water inlet 16 be communicated to through water tank 14 inside cylinder 20, the delivery port 26 of water cooled pipeline 3 is connected to inside water tank 14, piston
The piston fixed mount 17 that 19 top connection driving pistons 19 are moved, one end of the top of piston fixed mount 17 connection vertical link 15,
The other end connection sliding block 13 of vertical link 15, is fixed with guide pad 11, guide pad 11 on the top of cylinder 20 and is provided with vertically
Sliding groove, sliding block 13 is slidably disposed in sliding groove, is provided with drive disk 9 in the top of guide pad 11, drive disk 9 and sliding
Connected between block 13 by movable rod 10, the one end of movable rod 10 and drive disk 9 are articulated and connected, the other end of movable rod 10 and
Sliding block 13 is articulated and connected, and the rotation of drive disk 9 is moved back and forth by the control slide block 13 of movable rod 10 in sliding groove, casing branch
The side of support 1 is provided with fan blade support bar 5, and the lower section of fan blade support bar 5 is provided with the ground fixed plate for fixing on the ground
4, the fan blade 7 by wind drive is installed, fan blade 7 passes through power transmission shaft 8 and connects drive disk 9 on fan blade support bar 5.
As shown in Figure 2, the power of automatic circulation device 6 of the invention comes from wind energy, and wind energy drives fan blade 7 to rotate, wind
Rotational power is transferred to drive disk 9 by leaf 7 by power transmission shaft 8 makes drive disk 9 rotate.Drive disk 9, movable rod 10,
Sliding block 13 and the composition toggle of guide pad 11, the rotation of drive disk 9 can realize pumping for sliding block 13.
The cylinder 20 of the lower section of guide pad 11, piston 19, water feeding one-way valve 23, go out the composition piston-type water pump structure of water one-way valve 18, circle
20 bottoms of cylinder are fixedly connected by perpendicular support 21 with the bottom of water tank 14, and the both sides of cylinder 20 pass through horizontal support 29 and the side of water tank 14
Wall is fixedly connected.When sliding block 13 is moved back and forth in the cylinder 20 with piston 19, gradually shape in the cylinder 20 of the lower section of piston 19
Into vacuum, the water in water tank 14 is pressed into the lower section of piston 19 by atmospheric pressure by intake tunnel 22, and fortune is pushed with piston 19
Dynamic, water is pressed into delivery port 16 through going out water one-way valve 18, with the reciprocating motion of piston 19, and the water in cylinder 20 gradually increases
Into delivery port 16, and current are promoted to be moved in water cooled pipeline 3, current are flow back into water tank 14 again by delivery port 26, by
When water movement, the water cooled pipeline 3 that can be taken the heat in casing 2 out of and be set by outside is cooled down, therefore, it is possible to realize
Fast cooling in casing 2.The present invention utilizes wind energy simultaneously, drives piston-type water pump to work by the motion of fan blade 7, fully
The energy is make use of, and no matter how fan blade 7 rotates, and can move back and forth piston 19, not interfere with piston-type water pump just
Chang Zuoye.
As shown in Figure 3, in order to increase water-cooled effect in casing 2, the present invention is fixed in the water cooled pipeline 3 by pipeline
The water that frame 30 is fixed in the both sides of the back side panel 31 of casing 2, water tank 14 is circulated to the water inside casing 2 through water inlet 16
Cold pipeline 3 is recycled in water tank 14 by the delivery port 26 of the water cooled pipeline 3 outside casing 2 again, is also set up on casing 2
There is the sunshading board 32 for preventing direct sunlight water cooled pipeline 3.Sunshading board 32 can prevent direct sunlight from making the coolant-temperature gage in water cooled pipeline 3
Rise, influences the radiating effect of distribution box.
As shown in Figure 2, the present invention is provided with standby storage tank 27, the standby top of storage tank 27 in the side of water tank 14
The opening for collecting rainwater is provided with, the standby lower section of storage tank 27 sets the filling pipe 25 of the promising water filling of water tank 14, in water
Case 14 is internally provided with the ball-cock assembly 24 for controlling the break-make of filling pipe 25.The top of water tank 14 is provided with the first screen pack
12, the standby top of storage tank 27 is provided with the second screen pack 28.The ball-cock assembly 24 of the present invention can control filling pipe 25
Passage, when water level reaches required position in water tank 14, ball-cock assembly 24 closes valve, and the water in standby storage tank 27 can not enter
Enter in water tank 14, when the water level decreasing in water tank 14, ball-cock assembly 24 opens valve, the water in standby storage tank 27 is by note
It is the water filling of water tank 14 that waterpipe 25, which is flowed into water tank 14, until the water level in water tank 14 reaches required position.By this structure
Can guarantee that has sufficient recirculated water in water tank 14, and standby storage tank 27 can not given by rainwater, such as without special circumstances,
Whole system is without special maintenance and processing, you can continuous firing.
Claims (5)
1. being fixed with casing (2) on a kind of distributed board outdoor, including case supports frame (1), the case supports frame (1), it is special
Levy and be：The water cooled pipeline (3) for radiating is fixed with the casing (2), water cooled pipeline (3) part is arranged on case
Body (2) is internal, and another part is arranged on casing (2) outside, and automatic circulation device (6), the water are fixedly arranged above in casing (2)
The water inlet (16) and delivery port (26) of cold pipeline (3) are connected to the self-loopa of current in automatic circulation device (6) formation pipeline,
The automatic circulation device (6) includes being provided with cylinder (20), cylinder (20) bottom in water tank (14), the water tank (14)
The intake tunnel (22) connected with water tank (14) is provided with, intake tunnel (22) place is provided with water feeding one-way valve (23), institute
State cylinder (20) and be internally provided with the piston (19) that can be moved up and down, piston (19) place is provided with out water one-way valve (18),
The water inlet (16) of the water cooled pipeline (3) is communicated to that cylinder (20) is internal through water tank (14), and water cooled pipeline (3) go out
The mouth of a river (26) is connected to the piston fixed mount of connection driving piston (19) motion above water tank (14) inside, the piston (19)
(17) one end of vertical link (15), is connected above the piston fixed mount (17), the other end of the vertical link (15) connects
Sliding block (13) is connect, is fixed with cylinder (20) top in guide pad (11), the guide pad (11) and is provided with vertical sliding groove,
The sliding block (13) is slidably disposed in sliding groove, and drive disk (9), the drive disk are provided with above guide pad (11)
(9) connected between sliding block (13) by movable rod (10), movable rod (10) one end and drive disk (9) company of being hinged
Connect, movable rod (10) other end and sliding block (13) are articulated and connected, the rotation of drive disk (9) controls to slide by movable rod (10)
Block (13) is moved back and forth in sliding groove, and case supports frame (1) side is provided with fan blade support bar (5), the fan blade branch
Be provided with below strut (5) on the ground fixed plate (4) for fixing on the ground, the fan blade support bar (5) be provided with by
The fan blade (7) of wind drive, the fan blade (7) connects drive disk (9) by power transmission shaft (8).
2. a kind of distributed board outdoor as claimed in claim 1, it is characterised in that：The water cooled pipeline (3) is fixed by pipeline
The water that frame (30) is fixed in the both sides of the back side panel (31) of casing (2), water tank (14) is circulated to positioned at case through water inlet (16)
The internal water cooled pipeline (3) of body (2) positioned at the delivery port (26) of the outside water cooled pipeline (3) of casing (2) again by being recycled to water
In case (14), being additionally provided with casing (2) prevents the sunshading board (32) of direct sunlight water cooled pipeline (3).
3. a kind of distributed board outdoor as claimed in claim 1, it is characterised in that：Water tank (14) side is provided with standby storage
Water tank (27), standby storage tank (27) top is provided with below the opening for collecting rainwater, standby storage tank (27) and set
The filling pipe (25) for water tank (14) water filling is equipped with, is internally provided with water tank (14) for controlling filling pipe (25) break-make
Ball-cock assembly (24).
4. a kind of distributed board outdoor as claimed in claim 1, it is characterised in that：The first mistake is provided with the top of the water tank (14)
The second screen pack (28) is provided with the top of filter screen (12), the standby storage tank (27).
5. a kind of distributed board outdoor as claimed in claim 1, it is characterised in that：Cylinder (20) bottom passes through perpendicular support
(21) it is fixedly connected with water tank (14) bottom, cylinder (20) both sides are fixed by horizontal support (29) and water tank (14) side wall to be connected
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710571657.7A CN107171212A (en) | 2017-07-13 | 2017-07-13 | A kind of distributed board outdoor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710571657.7A CN107171212A (en) | 2017-07-13 | 2017-07-13 | A kind of distributed board outdoor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107171212A true CN107171212A (en) | 2017-09-15 |
Family
ID=59820612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710571657.7A Pending CN107171212A (en) | 2017-07-13 | 2017-07-13 | A kind of distributed board outdoor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107171212A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109819626A (en) * | 2017-11-22 | 2019-05-28 | 微星科技股份有限公司 | Radiator and cooling system |
| CN110784172A (en) * | 2019-12-12 | 2020-02-11 | 蔡禹泽 | Solar photovoltaic junction box with high heat-resisting and heat-dissipating performance |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2490330Y (en) * | 2001-06-26 | 2002-05-08 | 尹昌太 | Wind water pump |
| CN201386635Y (en) * | 2009-04-17 | 2010-01-20 | 吴庆山 | Wind power water pump |
| CN203645201U (en) * | 2013-11-25 | 2014-06-11 | 西安联控电气有限责任公司 | Water-cooling heat-dissipating system for high-voltage power distribution cabinet |
| CN104900380A (en) * | 2015-06-03 | 2015-09-09 | 中国能源建设集团广东省电力设计研究院有限公司 | Cooling system of offshore wind power main transformer |
| CN205282940U (en) * | 2015-12-07 | 2016-06-01 | 重庆六边形网络科技有限责任公司 | Heat dissipating device for distribution box |
| CN105790134A (en) * | 2016-03-11 | 2016-07-20 | 江苏镇安电力设备有限公司 | Box-type substation structure protection method preventing corrosion, mould and high temperature |
| CN205666470U (en) * | 2016-05-04 | 2016-10-26 | 达州远大电气设备有限公司 | Block terminal heat sink |
| CN206116955U (en) * | 2016-08-12 | 2017-04-19 | 泸州宏兴电气有限公司 | Heat -dissipation type switch cabinet |
| CN206163952U (en) * | 2016-10-17 | 2017-05-10 | 张大铭 | Multi -functional transformer case can dispel heat safely |
| CN206283155U (en) * | 2016-12-23 | 2017-06-27 | 惠安永恒机械有限公司 | A kind of distribution box for being easy to heat dissipation ventilation |
-
2017
- 2017-07-13 CN CN201710571657.7A patent/CN107171212A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2490330Y (en) * | 2001-06-26 | 2002-05-08 | 尹昌太 | Wind water pump |
| CN201386635Y (en) * | 2009-04-17 | 2010-01-20 | 吴庆山 | Wind power water pump |
| CN203645201U (en) * | 2013-11-25 | 2014-06-11 | 西安联控电气有限责任公司 | Water-cooling heat-dissipating system for high-voltage power distribution cabinet |
| CN104900380A (en) * | 2015-06-03 | 2015-09-09 | 中国能源建设集团广东省电力设计研究院有限公司 | Cooling system of offshore wind power main transformer |
| CN205282940U (en) * | 2015-12-07 | 2016-06-01 | 重庆六边形网络科技有限责任公司 | Heat dissipating device for distribution box |
| CN105790134A (en) * | 2016-03-11 | 2016-07-20 | 江苏镇安电力设备有限公司 | Box-type substation structure protection method preventing corrosion, mould and high temperature |
| CN205666470U (en) * | 2016-05-04 | 2016-10-26 | 达州远大电气设备有限公司 | Block terminal heat sink |
| CN206116955U (en) * | 2016-08-12 | 2017-04-19 | 泸州宏兴电气有限公司 | Heat -dissipation type switch cabinet |
| CN206163952U (en) * | 2016-10-17 | 2017-05-10 | 张大铭 | Multi -functional transformer case can dispel heat safely |
| CN206283155U (en) * | 2016-12-23 | 2017-06-27 | 惠安永恒机械有限公司 | A kind of distribution box for being easy to heat dissipation ventilation |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109819626A (en) * | 2017-11-22 | 2019-05-28 | 微星科技股份有限公司 | Radiator and cooling system |
| CN109819626B (en) * | 2017-11-22 | 2023-03-28 | 微星科技股份有限公司 | Radiator and cooling system |
| CN110784172A (en) * | 2019-12-12 | 2020-02-11 | 蔡禹泽 | Solar photovoltaic junction box with high heat-resisting and heat-dissipating performance |
| CN110784172B (en) * | 2019-12-12 | 2020-11-20 | 浙江欧橡科技有限公司 | Solar photovoltaic junction box with high heat-resisting and heat-dissipating performance |
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Application publication date: 20170915 |