CN112420433A - But dampproofing isolator manual operation mechanism case of drainage - Google Patents
But dampproofing isolator manual operation mechanism case of drainage Download PDFInfo
- Publication number
- CN112420433A CN112420433A CN202010807464.9A CN202010807464A CN112420433A CN 112420433 A CN112420433 A CN 112420433A CN 202010807464 A CN202010807464 A CN 202010807464A CN 112420433 A CN112420433 A CN 112420433A
- Authority
- CN
- China
- Prior art keywords
- box body
- box
- water
- exhaust seat
- pipe
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000001035 drying Methods 0.000 claims abstract 2
- 238000007664 blowing Methods 0.000 claims description 25
- 238000007906 compression Methods 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000007791 dehumidification Methods 0.000 abstract description 10
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 abstract description 2
- 239000003595 mist Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 238000000861 blow drying Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/023—Base and stationary contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
- H01H9/047—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings provided with venting means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The invention provides a draining and damp-proof isolating switch manual operating mechanism box which comprises a box body, wherein an exhaust seat is arranged on the box body, a draining structure and an upper exhaust seat are further arranged on the box body, the draining structure is positioned at the bottom of the box body, and a residual water drying device is further arranged in the box body. The invention can directly discharge the accumulated water in the box body through the drainage structure, and can eliminate the accumulated water quickly in time. Meanwhile, the upper exhaust seat and the exhaust seat form two communicating ports of the box body and the atmosphere, airflow circulation is formed in the box body, dissipation of water vapor and water mist is accelerated, dehumidification in the box body is accelerated, and a dry and safe working environment inside the manual operating mechanism box of the isolating switch is created.
Description
Technical Field
The present invention relates to an electric power equipment, more specifically, it relates to a manually operated mechanism box of a drainable and moisture-proof isolating switch.
Background
The manual operating mechanism box of the isolating switch is exposed outdoors for a long time, and rainwater permeates into the interior of the box body to form accumulated water and cannot be discharged. In addition, the mechanism case is subject to moisture attack, which tends to cause the mechanism case to be excessively humid. The accumulated water and the moisture are too heavy, so that the corrosion of wiring joints, terminal blocks and the like in the mechanism box is aggravated, the condition of short circuit or grounding of a loop is caused, and the safety and the stability of a power grid are seriously threatened. An exhaust seat is usually arranged on a box of the existing manual operating mechanism of the isolating switch, as shown in figures 1 and 2, but the exhaust seat is difficult to drain away liquid accumulated water. Some isolator manual operation mechanism casees have installed the heater additional on the market, make the inside moisture evaporation that accelerates of mechanism case, nevertheless because lack exhaust hole or exhaust hole position are improper, lead to vapor to be difficult to smoothly discharge, and the dehumidification effect is not obvious. The utility model with the publication number of CN209298629U is specially favorable for 2019, 8 and 23, and discloses a dehumidifying device for an electric cabinet, which comprises a cabinet body, wherein supporting legs are fixedly connected to four corners of the bottom of the cabinet body, a heating cavity is arranged at the bottom of an inner cavity of the cabinet body, a heat conducting pipeline is connected to the heating cavity, air nozzles are uniformly arranged on the heat conducting pipeline, air vents are arranged at two sides of the cabinet body, a mounting plate is fixedly connected to the cabinet body, a protective cover is arranged at the outer side of the mounting plate, a connecting hole is fixedly connected to the protective cover, the connecting hole is fixed at the rear side of the inner cavity of the cabinet body through a fixing bolt, a first fan is arranged at the top of the protective cover, and ventilating ducts are symmetrically arranged at two sides of the top end of the cabinet body. The condensed water is discharged through the water guide pipe, so that the cabinet is convenient and practical, and the moisture in the cabinet body can be effectively removed. However, the invention dehumidifies by means of water vapor condensation, has a complex structure and no reasonable airflow channel, and water vapor is difficult to directly discharge due to the fact that the form of the water vapor needs to be changed, so that the dehumidification effect is influenced, and the manufacturing cost is greatly increased.
Disclosure of Invention
The invention provides a manual operating mechanism box of an isolating switch, which is simple in structure, low in manufacturing cost and good in dehumidification effect and can drain water and prevent moisture, and aims to overcome the defects that an existing manual operating mechanism box of an isolating switch is lack of a reasonable dehumidification design, is complex in structure, is difficult to discharge water vapor smoothly, and is poor in dehumidification effect and high in manufacturing cost.
The technical scheme of the invention is as follows: the utility model provides a but dampproofing isolator manual operation mechanism case of drainage, includes the box, is equipped with the exhaust seat on the box, still is equipped with drainage structures and last exhaust seat on the box, and drainage structures is located the bottom half, still is equipped with the residual water in the box and weathers the device. The invention can directly discharge the accumulated water in the box body through the drainage structure, and can eliminate the accumulated water quickly in time. The upper exhaust seat and the exhaust seat form two communicating ports of the box body and the atmosphere, airflow circulation is formed in the box body, the residual water blow-drying device can blow the residual water, and loss of water vapor and water mist is accelerated, so that dehumidification in the box body is accelerated, and a dry and safe working environment inside the manual operating mechanism box of the isolating switch is created.
Preferably, the residual water blow-drying device comprises an air suction fan, an air collecting pipe, an inner blowing pipe and a water sensor, the air suction fan and the water sensor are electrically connected with a power supply device, the air suction fan and the air collecting pipe are fixed on the side wall of the box body, the inner blowing pipe is communicated with the air collecting pipe, the inner blowing pipe is fixed on the inner wall of the box body close to the bottom of the box body in a laminating mode, air blowing holes are uniformly distributed on the peripheral surface of the inner blowing pipe along the axial direction, the hole opening of each air blowing hole faces the bottom of the box body, the water sensor is fixed at the bottom of the box body, and the. The water logging sensor detects when there is ponding bottom the box, produce detected signal input controller, then the controller is to the fan output control signal of breathing in, the fan of breathing in starts, because material surface tension acts on, when ponding is discharged from drainage structure, the place of flowing through still can the adhesion water film, the fan of breathing in is from the outside air of inhaling of box, collect the back through the collection tuber pipe and form the inside blowing pipe of air current and carry, the air current flows from the gas blow hole, blow to the bottom half, further blow remaining water thin, blow off, change in the evaporation, and the inspiratory air current of fan makes the inside air flow of box faster, vapor, water smoke can the loss faster, accelerate the internal dehumidification of box.
Preferably, the power supply device is a solar panel. The solar cell panel is used for supplying power, so that the energy is saved and the environment is protected.
Alternatively, the power supply device is a switching power supply, and the switching power supply is electrically connected with a circuit in the box body. The manual operating mechanism box of the isolating switch is an electrical device, can take electricity on site and convert the electricity into low voltage electricity required by the work of an air suction fan and a water sensor through a switching power supply.
As preferred, the exhaust seat includes breather pipe and retainer plate, is equipped with the exhaust seat on the box and perforates, and the breather pipe top is equipped with the turn-ups that the external diameter is greater than the perforation aperture of exhaust seat, and the breather pipe runs through the exhaust seat and perforates, and the turn-ups laminating is on the box inner wall, and the retainer plate cup joints on the breather pipe and compresses tightly the box outer wall. The exhaust seat with the structure can lead the interior of the box body to be communicated with the atmosphere and can also effectively prevent external sundries from entering.
Preferably, the drainage structure is a notch arranged on the flanging, and the notch radially penetrates through the flanging. When the flanging is attached to the bottom of the box body, the flanging is higher than the bottom of the box body, so that the outlet of the exhaust seat in the box body and the bottom of the box body form a height difference, exhaust is not affected, and accumulated water cannot be drained completely. The notch is arranged on the turned edge, so that the height difference between the outlet of the exhaust seat and the bottom of the box body does not exist in the notch, and accumulated water can flow out of the box body from the notch without obstruction. The drainage structure is arranged by means of the existing exhaust seat, no new part is added, and the cost is saved on the premise of increasing the drainage function.
Preferably, the joint part of the flanging and the inner wall of the box body is provided with a sealing element. The sealing element prevents water seepage at the joint of the flanging and the box body, which causes incomplete water drainage.
Preferably, a compression nut is arranged on the vent pipe, and the fixing ring is located between the outer wall of the box body and the compression nut and tightly abuts against the compression nut. The compression nut is screwed on the vent pipe, the fixed ring is pushed to be attached to the outer wall of the box body and is compressed, and the exhaust seat is ensured to be firmly installed on the box body.
Alternatively, the retainer ring is connected to the vent pipe by a screw thread. The fixed ring is directly screwed on the vent pipe through threads, and the exhaust seat can be firmly arranged on the box body.
Preferably, the upper exhaust seat is positioned higher than the exhaust seat. The air flows from the lower part to the higher part usually, and the upper exhaust seat and the exhaust seat are arranged in a staggered way, so that the air flow is facilitated, and the dehumidification is accelerated.
The invention has the beneficial effects that:
the mechanism box is kept in a dry environment without accumulated water, and the normal operation of the mechanism box is ensured. The invention has the functions of exhausting and draining, can eliminate accumulated water timely and quickly, generates air flow to promote evaporation and dissipation of water, accelerates dehumidification in the box body, and creates a dry and safe working environment inside the manual operating mechanism box of the isolating switch.
Drawings
FIG. 1 is a schematic structural diagram of a manual operating mechanism box of a conventional isolating switch;
FIG. 2 is a schematic structural view of an exhaust seat on a manual operating mechanism box of a conventional isolating switch;
FIG. 3 is a schematic view of the structure of the drainage structure of the present invention;
FIG. 4 is a schematic view of the exhaust seat of the present invention;
FIG. 5 is a schematic structural view of the present invention;
FIG. 6 is a schematic view of a connection structure of an upper exhaust seat and a box body according to the present invention;
FIG. 7 is a schematic view showing the position of the residual water blowing device on the cabinet in the present invention;
FIG. 8 is a schematic view showing the position of the residual water blowing device on the cabinet at another viewing angle.
In the figure, 1-box body, 2-exhaust seat, 3-vent pipe, 4-fixing ring, 5-gap, 6-compression nut, 7-flanging, 8-upper exhaust seat, 9-suction fan, 10-air collecting pipe, 11-inner blowing pipe, 12-blowing hole, 13-vent bent pipe, 14-gasket and 15-fixing nut.
Detailed Description
The invention is further illustrated by the following specific embodiments in conjunction with the accompanying drawings.
Example 1:
as shown in fig. 1 to 8, but dampproofing isolator manual operation mechanism case of drainage, including box 1, box 1 includes box body and case lid, be equipped with exhaust seat 2 and last exhaust seat 8 on the box 1, exhaust seat 2 includes breather pipe 3 and retainer plate 4, the box body bottom is equipped with the exhaust seat and perforates, 3 tops of breather pipe are equipped with turn-ups 7 that the external diameter is greater than the perforation aperture of exhaust seat, breather pipe 3 runs through the exhaust seat and perforates, turn-ups 7 laminating is on box 1 inner wall, retainer plate 4 cup joints on breather pipe 3 and compresses tightly box 1 outer wall. The box body 1 is further provided with a drainage structure, the drainage structure is a notch 5 arranged on the flanging 7, and the notch 5 radially penetrates through the flanging 7. The two gaps 5 are symmetrical relative to the center of the inner pipe orifice of the vent pipe 3. The joint part of the flanging 7 and the inner wall of the box body 1 is provided with a sealing element which is a silica gel pad. The breather pipe 3 is provided with an external thread and is connected with a compression nut 6 by a thread, and the fixing ring 4 is positioned between the outer wall of the box body 1 and the compression nut 6 and tightly supports the compression nut 6. The upper exhaust seat 8 comprises a ventilation bent pipe 13, a gasket 14 and a fixing nut 15, the outer end of the ventilation bent pipe 13 is exposed out of the box body 1, the inner end of the ventilation bent pipe 13 penetrates through the box cover of the box body 1 and is in threaded connection with the fixing nut 15 tightly attached to the inner wall of the box cover of the box body 1, the ventilation bent pipe 13 is provided with a variable diameter step, and the gasket 14 is located between the step and the fixing nut 15. Still be equipped with the residual water in the box 1 and weather the device, including suction fan 9, collection tuber pipe 10, interior blowing pipe 11 and water sensor, suction fan 9 is connected with a power supply unit electricity, and this power supply unit is a solar cell panel in this embodiment, and solar cell panel locates outside the box 1. The suction fan 9 and the air collecting pipe 10 are fixed on the side wall of the box body 1, the suction fan 9 penetrates through the side wall of the box body 1, the air collecting pipe 10 is located on the inner wall of the box body 1, the inner blowing pipe 11 is communicated with the air collecting pipe 10 in a sealing mode, the inner blowing pipe 11 is fixed on the inner wall of a box cover close to the bottom of the box body 1 in a laminating mode, a section of hose is connected between the inner blowing pipe 11 and the air collecting pipe 10, and therefore the relative position of the inner blowing pipe 11 and the air collecting pipe 10 when. The inner blowpipe 11 is parallel to the bottom of the box body 1, the circumferential surface of the inner blowpipe 11 is uniformly provided with air blowing holes 12 along the axial direction, the orifices of the air blowing holes 12 face to the bottom of the box body 1, the water sensor is fixed at the bottom of the box body 1, and the air suction fan 9 and the water sensor are electrically connected with a controller.
When the air humidity is great, get into in the box 1 when more vapor condenses into water, water accessible breach 5 flows in breather pipe 3 unimpededly to along breather pipe 3 outflow box 1, make the water in the box 1 in time discharge, prevent that water from gathering for a long time in box 1 bottom. Meanwhile, when the water logging sensor detects that there is ponding in the bottom of box 1, produce detection signal input controller, then the controller is to the fan 9 output control signal that breathes in, the fan 9 that breathes in starts, because material surface tension effect, when ponding is discharged from drainage structures, the place of flowing through still can the adhesion water film, the fan 9 that breathes in is from the outside air intake of box 1, form the inside blowing pipe 11 of air current after collecing through wind collection pipe 10 and carry, the air current flows out from gas blow hole 12, blow to the bottom of box 1, with remaining water further blow thin, blow off, it is easy to evaporate, and the air current that the fan 9 that breathes in makes the inside air flow of box 1 faster, thereby make isolator manual operation mechanism case keep dry internal environment, reduce the fault rate of mechanism case.
Example 2:
the fixing ring 4 is connected with the vent pipe 3 through threads. The four notches 5 are radially and uniformly distributed on the flanging 7. The sealing element is a sealant. The rest is the same as example 1.
Example 3:
the power supply device is a switch power supply, and the switch power supply is electrically connected with a circuit in the box body. The rest is the same as example 1.
Example 4:
the bottom of the box body 1 is provided with an inclination, and the exhaust seat 2 is positioned at the lowest point of the bottom of the box body 1, so that accumulated water can flow directionally. The rest is the same as example 1.
Claims (10)
1. But dampproofing isolator manual operating device case of drainage, including box (1), box (1) bottom is equipped with exhaust seat (2), still is equipped with drainage structures and last exhaust seat (8) on characterized by box (1), and drainage structures is located box (1) bottom, still is equipped with the residual water in box (1) and weathers the device.
2. The manual operating mechanism box of the isolating switch capable of draining water and preventing moisture as claimed in claim 1, wherein the residual water drying device comprises an air suction fan (9), an air collecting pipe (10), an inner blowing pipe (11) and a water sensor, the air suction fan (9) and the water sensor are electrically connected with a power supply device, the air suction fan (9) and the air collecting pipe (10) are fixed on the side wall of the box body (1), the inner blowing pipe (11) is communicated with the air collecting pipe (10), the inner blowing pipe (11) is attached and fixed on the inner wall of the box body (1) close to the bottom of the box body (1), air blowing holes (12) are uniformly distributed on the peripheral surface of the inner blowing pipe (11) along the axial direction, the hole openings of the air blowing holes (12) face the bottom of the box body (1), the water sensor is fixed at the bottom of the box body (1), and the air suction fan (.
3. The manually operated mechanism case of a drainable and moisture-proof isolator as claimed in claim 2, wherein the power supply means is a solar cell.
4. A drainable moisture-proof isolator hand-operated mechanism case as claimed in claim 2, wherein the power supply means is a switching power supply electrically connected to a circuit in the case body (1).
5. The manual operating mechanism box of the isolating switch capable of draining water and preventing moisture as claimed in claim 1, wherein the exhaust seat (2) comprises an air vent pipe (3) and a fixing ring (4), the box body (1) is provided with an exhaust seat through hole, the top end of the air vent pipe (3) is provided with a flange (7), the air vent pipe (3) penetrates through the exhaust seat through hole, the flange (7) is attached to the inner wall of the box body (1), and the fixing ring (4) is sleeved on the air vent pipe (3) and presses the outer wall of the box body (1).
6. A manually operated mechanism box for a water drainable and moisture-proof isolating switch as claimed in claim 5, wherein the water draining structure is a notch (5) formed in the flange (7), and the notch (5) is formed to penetrate the flange (7) in a radial direction.
7. A manually operated mechanism box for a water drainable and moisture-proof isolating switch as claimed in claim 6, wherein the fitting portion of the flange (7) to the inner wall of the box body (1) is provided with a sealing member.
8. A manually operated mechanism box for a water drainable and moisture-proof isolating switch as claimed in claim 5, wherein the vent pipe (3) is provided with a compression nut (6), and the fixing ring (4) is located between the outer wall of the box body (1) and the compression nut (6) and tightly abuts against the compression nut (6).
9. A water drainable and moisture-proof isolator manual operating mechanism case as claimed in claim 5, wherein the fixing ring (4) is connected with the vent pipe (3) by screw threads.
10. A drainable moisture-proof isolator hand-operated mechanism case as claimed in any one of claims 1 to 9, wherein the upper exhaust seat (8) is located higher than the exhaust seat (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010807464.9A CN112420433B (en) | 2020-08-12 | 2020-08-12 | But dampproofing isolator manual operation mechanism case of drainage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010807464.9A CN112420433B (en) | 2020-08-12 | 2020-08-12 | But dampproofing isolator manual operation mechanism case of drainage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112420433A true CN112420433A (en) | 2021-02-26 |
| CN112420433B CN112420433B (en) | 2023-12-22 |
Family
ID=74853900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010807464.9A Active CN112420433B (en) | 2020-08-12 | 2020-08-12 | But dampproofing isolator manual operation mechanism case of drainage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112420433B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000011789A (en) * | 1998-06-23 | 2000-01-14 | Sanyo Electric Co Ltd | Connector mounting structure |
| JP2009106030A (en) * | 2007-10-22 | 2009-05-14 | San'eisha Mfg Co Ltd | Humidity conditioning structure of box for storing apparatus |
| KR20120071136A (en) * | 2010-12-22 | 2012-07-02 | 이희복 | Dehumidify device |
| KR20140102593A (en) * | 2013-02-14 | 2014-08-22 | 송성석 | With Automatic Control Panel Switchgear Corrosion Protection Systems |
| CN205882410U (en) * | 2016-06-23 | 2017-01-11 | 菲亿频电气集团有限公司 | Dampproofing block terminal |
| CN205985885U (en) * | 2016-09-13 | 2017-02-22 | 湛江嘉诚科技服务有限公司 | Low -voltage distribution cabinet with moistureproof dehumidification function |
| CN207149977U (en) * | 2017-08-31 | 2018-03-27 | 安庆市鑫峰电气成套设备有限公司 | A kind of power distribution cabinet with heat sinking function |
| CN211208940U (en) * | 2019-12-03 | 2020-08-07 | 天津华利电力设备有限公司 | Dampproofing safety switch cabinet |
| CN211238960U (en) * | 2019-12-13 | 2020-08-11 | 西安广源机电技术有限公司 | Dampproofing and waterproofing formula block terminal for communication engineering |
-
2020
- 2020-08-12 CN CN202010807464.9A patent/CN112420433B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000011789A (en) * | 1998-06-23 | 2000-01-14 | Sanyo Electric Co Ltd | Connector mounting structure |
| JP2009106030A (en) * | 2007-10-22 | 2009-05-14 | San'eisha Mfg Co Ltd | Humidity conditioning structure of box for storing apparatus |
| KR20120071136A (en) * | 2010-12-22 | 2012-07-02 | 이희복 | Dehumidify device |
| KR20140102593A (en) * | 2013-02-14 | 2014-08-22 | 송성석 | With Automatic Control Panel Switchgear Corrosion Protection Systems |
| CN205882410U (en) * | 2016-06-23 | 2017-01-11 | 菲亿频电气集团有限公司 | Dampproofing block terminal |
| CN205985885U (en) * | 2016-09-13 | 2017-02-22 | 湛江嘉诚科技服务有限公司 | Low -voltage distribution cabinet with moistureproof dehumidification function |
| CN207149977U (en) * | 2017-08-31 | 2018-03-27 | 安庆市鑫峰电气成套设备有限公司 | A kind of power distribution cabinet with heat sinking function |
| CN211208940U (en) * | 2019-12-03 | 2020-08-07 | 天津华利电力设备有限公司 | Dampproofing safety switch cabinet |
| CN211238960U (en) * | 2019-12-13 | 2020-08-11 | 西安广源机电技术有限公司 | Dampproofing and waterproofing formula block terminal for communication engineering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112420433B (en) | 2023-12-22 |
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