CN114724830A - Moisture-proof and moisture-removing transformer - Google Patents
Moisture-proof and moisture-removing transformer Download PDFInfo
- Publication number
- CN114724830A CN114724830A CN202210282540.8A CN202210282540A CN114724830A CN 114724830 A CN114724830 A CN 114724830A CN 202210282540 A CN202210282540 A CN 202210282540A CN 114724830 A CN114724830 A CN 114724830A
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- cabinet
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- air inlet
- exhaust
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- 238000007789 sealing Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000009423 ventilation Methods 0.000 claims abstract description 17
- 229920000742 Cotton Polymers 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 238000007791 dehumidification Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/022—Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Drying Of Gases (AREA)
Abstract
The invention discloses a damp-proof and dehumidifying transformer, which comprises a sealed cabinet and a ventilation mechanism; sealing the cabinet: the opening of the front side of the cabinet is hinged with a cabinet door through a hinge, the center of the inner bottom surface of the sealed cabinet is provided with a transformer shell, air inlets on the left side and the right side of the sealed cabinet are respectively provided with an air inlet cover, exhaust covers are respectively arranged at exhaust ports on the left side and the right side of the upper surface of the sealed cabinet, and exhaust channels uniformly distributed in the two exhaust covers are obliquely downwards arranged from inside to outside; a ventilation mechanism: the air inlet cover is arranged inside the air inlet cover; wherein: the left end of the front side face of the sealing cabinet is provided with a single chip microcomputer, and the input end of the single chip microcomputer is electrically connected with an external power supply; wherein: the ventilation mechanism comprises a longitudinal plate, a connecting plate, a hollow ball sleeve, a spherical head, an annular fan frame and an electric fan; this transformer that has dampproofing dehumidification function can realize wide angle air supply function to blow out the moist air at each inside corner of sealed cabinet, and then reach dampproofing dehumidification's purpose.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a moisture-proof and dehumidifying transformer.
Background
In order to ensure the safety of the transformer during use, the transformer needs to be ensured to work in a dry environment scene. The existing transformer mostly adopts a ventilation mode to realize a moisture-proof dehumidification function, but because the air supply angle is fixed, moist air is easily hidden at the corners inside the sealed cabinet and cannot be blown out, the moisture-proof dehumidification effect is poor, and therefore the moisture-proof dehumidification transformer is provided.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects, provide a moisture-proof and dehumidifying transformer, and realize a wide-angle air supply function so as to blow out moist air at each corner in a sealed cabinet, thereby achieving the purpose of moisture prevention and dehumidification and effectively solving the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the damp-proof and dehumidifying transformer comprises a sealed cabinet and a ventilation mechanism;
sealing the cabinet: the opening of the front side of the cabinet is hinged with a cabinet door through a hinge, the center of the inner bottom surface of the sealed cabinet is provided with a transformer shell, air inlets on the left side and the right side of the sealed cabinet are respectively provided with an air inlet cover, exhaust covers are respectively arranged at exhaust ports on the left side and the right side of the upper surface of the sealed cabinet, and exhaust channels uniformly distributed in the two exhaust covers are obliquely downwards arranged from inside to outside;
the ventilation mechanism: set up in the inside of air inlet cover, can realize wide angle air supply function to blow out the moist air at each inside corner of sealed cabinet, and then reach dampproofing dehumidification's purpose.
Furthermore, a single chip microcomputer is arranged at the left end of the front side face of the sealing cabinet, and the input end of the single chip microcomputer is electrically connected with an external power supply, so that the running state of each electric appliance can be freely regulated and controlled.
Further, the ventilation mechanism includes vertical board, connecting plate, hollow ball cover, spherical head, annular fan frame and electric fan, vertical board sets up respectively in the inside of two air inlet covers, the relative medial surface middle part of two vertical boards all is equipped with the connecting plate of longitudinal symmetry, be equipped with hollow ball cover between two vertical corresponding connecting plates, the inside of hollow ball cover all rotates and is connected with spherical head, the inboard connecting axle end department of two spherical heads all is equipped with annular fan frame, the inside of annular fan frame all is equipped with the electric fan, the output of singlechip is connected to the input electricity of electric fan, can send into the inside of sealed cabinet with outside air to make the inside humid air of sealed cabinet blown out.
Further, ventilation mechanism still includes motor and turning block, the motor sets up respectively in the back lateral surface center department that leaves mutually of two vertical boards, and the output shaft of motor all rotates through the vertical board at bearing and place to be connected, and the inboard end department of output shaft of motor all is equipped with the turning block, rotates through bearing and adjacent spherical head outside connecting axle in the circular slot that the inboard inclined plane of turning block was seted up to be connected, and the output of singlechip is connected to the input electricity of motor, can drive the ring fan frame and carry out the circumference swing to this realizes wide angle air supply function.
Further, ventilation mechanism still includes spacing spout, sleeve, spacing slide bar and spring, spacing spout sets up respectively in the upper and lower inner wall of two air inlet covers, all is equipped with the sleeve in the breach that the symmetry set up about the ring fan frame extrados, the equal axially sliding connection in telescopic inside has spacing slide bar, the outside end of spacing slide bar is located inside the adjacent spacing spout, telescopic inside all is equipped with the spring, the outside end of spring respectively with adjacent spacing slide bar fixed connection, can inject the movement track of ring fan frame.
Furthermore, the rear side inner wall upper end of seal chamber is equipped with humidity transducer, and humidity transducer's output electricity is connected the input of singlechip, can carry out real-time supervision to the inside ambient humidity of seal chamber.
Furthermore, the open department in the outside of air inlet cover all is equipped with the cotton filter screen, can filter the outside air that gets into the sealed cabinet.
Compared with the prior art, the invention has the beneficial effects that: this transformer that has dampproofing dehumidification function has following benefit:
in the operation process of the transformer, the humidity sensor can monitor the environment humidity inside the sealed cabinet in real time and feed measured data back to the single chip microcomputer, when the environment inside the sealed cabinet is humid, external air can be sent into the sealed cabinet through the operation of the electric fan for regulation and control of the single chip microcomputer, so that the humid air inside the sealed cabinet is discharged through the exhaust hood, in addition, as the sphere center of the spherical head is positioned on the central axis of the output shaft of the motor, the circular groove formed on the inner side inclined plane of the rotating block is rotatably connected with the adjacent outer side connecting shaft of the spherical head through the bearing, when the motor operates to drive the rotating block to rotate, the spherical head is limited by the circular groove formed on the inner side inclined plane of the rotating block, so that the arc angle change cannot occur, the included angle between the outer side connecting shaft of the spherical head and the sphere center of the spherical head is not changed all the time, and the limiting slide rod is always positioned inside the limiting slide rod under the influence of the elastic potential energy of the spring, the whole that spherical head and ring fan frame constitute receives spacing relation influence of spacing spout and spacing slide bar can make ring fan frame circumference swing under the condition of not taking place the rotation to this realizes wide angle air supply function, and then reaches dampproofing dehumidification's purpose, and the cotton filter screen then can filter the outside air that gets into the sealed cabinet, keeps apart the dust in the outside of sealed cabinet when moisture in the adsorbed air, ensures that this transformer normally works.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the inner cross-section of the present invention;
FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;
FIG. 4 is a schematic in-plane cross-sectional view of the present invention;
FIG. 5 is an enlarged view of the structure of the present invention at B;
FIG. 6 is an enlarged view of the structure of the present invention at the position C;
FIG. 7 is an enlarged view of the structure of the present invention at D.
In the figure: the device comprises a sealing cabinet 1, a cabinet door 2, a transformer housing 3, an air inlet cover 4, an air exhaust cover 5, a ventilation mechanism 6, a longitudinal plate 601, a connecting plate 602, a hollow ball sleeve 603, a spherical head 604, an annular fan frame 605, an electric fan 606, a motor 607, a rotating block 608, a limiting sliding chute 609, a sleeve 610, a limiting sliding rod 611, a spring 612, a singlechip 7, a humidity sensor 8 and a cotton filter screen 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present embodiment provides a technical solution: the damp-proof moisture-removing transformer comprises a sealing cabinet 1 and a ventilation mechanism 6;
the sealing cabinet 1: the opening of the front side face of the sealing cabinet is hinged with a cabinet door 2 through a hinge, the center of the inner bottom face of the sealing cabinet 1 is provided with a transformer shell 3, air inlets on the left side face and the right side face of the sealing cabinet 1 are respectively provided with an air inlet cover 4, air outlets on the left side face and the right side face of the upper surface of the sealing cabinet 1 are respectively provided with an air exhaust cover 5, exhaust passages uniformly distributed in the two air exhaust covers 5 are all arranged in a downward inclined mode from inside to outside, and the air exhaust covers 5 can prevent external rainwater from entering the sealing cabinet 1 while ensuring normal exhaust;
and (6) a ventilation mechanism: the ventilating mechanism 6 comprises longitudinal plates 601, connecting plates 602, hollow ball sleeves 603, spherical heads 604, annular fan frames 605 and electric fans 606, the longitudinal plates 601 are respectively arranged inside the two air inlet hoods 4, the middle parts of the opposite inner side surfaces of the two longitudinal plates 601 are respectively provided with the connecting plates 602 which are vertically symmetrical, the hollow ball sleeves 603 are arranged between the two vertically corresponding connecting plates 602, the spherical heads 604 are respectively and rotatably connected inside the hollow ball sleeves 603, the annular fan frames 605 are respectively arranged at the end parts of connecting shafts at the inner sides of the two spherical heads 604, the electric fans 606 are respectively arranged inside the annular fan frames 605, the input ends of the electric fans 606 are electrically connected with the output ends of the single chip microcomputers 7, the ventilating mechanism 6 further comprises motors 607 and rotating blocks 608, the motors 607 are respectively arranged at the positions, opposite to the centers of the outer side surfaces, the output shafts of the motors 607 are respectively and rotatably connected with the longitudinal plates 601 through bearings, the inner side end of the output shaft of the motor 607 is provided with a rotating block 608, the inner side inclined plane of the rotating block 608 is provided with a circular groove, the circular groove is rotatably connected with the outer side connecting shaft of the adjacent spherical head 604 through a bearing, the input end of the motor 607 is electrically connected with the output end of the single chip microcomputer 7, the ventilation mechanism 6 further comprises a limit sliding groove 609, a sleeve 610, a limit sliding rod 611 and a spring 612, the limit sliding groove 609 is respectively arranged on the upper inner wall and the lower inner wall of the two air inlet covers 4, the sleeve 610 is respectively arranged in the gap symmetrically arranged on the upper and the lower inner side of the outer arc surface of the ring-shaped fan frame 605, the inner part of the sleeve 610 is axially and slidably connected with the limit sliding rod 611, the outer side end of the limit sliding rod 611 is positioned in the adjacent limit sliding groove 609, the inner part of the sleeve 610 is provided with the spring 612, the outer side end of the spring 612 is respectively fixedly connected with the adjacent limit sliding rod 611, when the environment in the sealed cabinet 1 is moist, the outside air can be sent into the sealed cabinet 1 through the operation of the electric fan 606 controlled by the single chip microcomputer 7, therefore, moist air in the sealing cabinet 1 is exhausted through the exhaust hood 5, in addition, as the center of the sphere of the spherical head 604 is positioned on the central axis of the output shaft of the motor 607, and the circular groove formed on the inner inclined plane of the rotating block 608 is rotatably connected with the adjacent connecting shaft on the outer side of the spherical head 604 through a bearing, when the motor 607 operates to drive the rotating block 608 to rotate, the spherical head 604 is limited by the circular groove formed on the inner inclined plane of the rotating block 608 without generating arc angle change, the included angle between the connecting shaft on the outer side of the spherical head 604 and the center of the sphere of the spherical head 604 is not changed all the time, at this time, the limiting slide bar 611 is always positioned in the limiting slide bar 611 under the influence of the elastic potential energy of the spring 612, the whole body formed by the spherical head 604 and the annular fan frame 605 is influenced by the limiting relation of the limiting slide groove 609 and the limiting slide bar 611, so that the annular fan frame 605 can circumferentially swing under the condition of not generating rotation, thereby realizing the air supply function with wide angle, the moist air at each corner inside the sealing cabinet 1 is blown out, and the purposes of moisture prevention and dehumidification are achieved.
Wherein: the left end of the front side face of the sealing cabinet 1 is provided with a single chip microcomputer 7, and the input end of the single chip microcomputer 7 is electrically connected with an external power supply.
Wherein: the rear side inner wall upper end of seal chamber 1 is equipped with humidity transducer 8, and singlechip 7's input is connected to humidity transducer 8's output electricity, and in the operation of this transformer, humidity transducer 8 can carry out real-time supervision and will record data feedback to singlechip 7 to the inside ambient humidity of seal chamber 1.
Wherein: the open department in the outside of air inlet cover 4 all is equipped with cotton filter screen 9, can filter the outside air that gets into sealed cabinet 1, keeps apart the dust in the outside of sealed cabinet 1 when adsorbing moisture in the air, ensures that this transformer normally works.
The working principle of the moisture-proof and dehumidifying transformer provided by the invention is as follows: in the operation process of the transformer, the humidity sensor 8 can monitor the environmental humidity inside the sealed cabinet 1 in real time and feed back the measured data to the single chip microcomputer 7, when the environment inside the sealed cabinet 1 is humid, the operation of the regulating electric fan 606 of the single chip microcomputer 7 can send the outside air into the sealed cabinet 1, thereby the humid air inside the sealed cabinet 1 is discharged through the exhaust hood 5, in addition, because the center of the sphere of the spherical head 604 is positioned on the central axis of the output shaft of the motor 607, the circular groove formed on the inner side inclined plane of the rotating block 608 is rotatably connected with the adjacent connecting shaft on the outer side of the spherical head 604 through the bearing, when the motor 607 operates to drive the rotating block 608 to rotate, the spherical head 604 is limited by the circular groove formed on the inner side inclined plane of the rotating block 608 without the change of the arc angle, the included angle between the connecting shaft on the outer side of the spherical head 604 and the center of the spherical head 604 is always unchanged, at this time, the limiting slide bar 611 is always located inside the limiting slide bar 611 under the influence of the elastic potential energy of the spring 612, the whole body formed by the spherical head 604 and the ring-shaped fan frame 605 is influenced by the limiting relation between the limiting chute 609 and the limiting slide bar 611, so that the ring-shaped fan frame 605 can circumferentially swing under the condition of no rotation, a wide-angle air supply function is realized, moist air at each corner inside the sealed cabinet 1 is blown out, the purposes of moisture prevention and dehumidification are further achieved, the cotton filter screen 9 can filter outside air entering the sealed cabinet 1, dust is isolated outside the sealed cabinet 1 while moisture in the air is adsorbed, and the normal operation of the transformer is ensured.
It is to be noted that the single chip microcomputer 7 disclosed in the above embodiments is an Intel-8051 single chip microcomputer, the electric fan 606 is a KYT-2501a electric fan, the motor 607 is a GNB2118A motor, the humidity sensor 8 is an EE10 indoor humidity sensor, and the single chip microcomputer 7 controls the electric fan 606, the motor 607 and the humidity sensor 8 to work by a method commonly used in the prior art.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. Dampproofing hydrofuge transformer, its characterized in that: comprises a sealing cabinet (1) and a ventilation mechanism (6);
sealing cabinet (1): the transformer cabinet is characterized in that a cabinet door (2) is hinged to an opening on the front side face of the transformer cabinet through a hinge, a transformer shell (3) is arranged in the center of the inner bottom face of a sealing cabinet (1), air inlet covers (4) are arranged at air inlets on the left side face and the right side face of the sealing cabinet (1), exhaust covers (5) are arranged at exhaust ports on the left side face and the right side face of the upper surface of the sealing cabinet (1), and exhaust channels uniformly distributed in the two exhaust covers (5) are obliquely arranged from inside to outside in a downward manner;
a ventilation mechanism (6): is arranged inside the air inlet cover (4).
2. The moisture resistant and moisture excluding transformer of claim 1, wherein: the left end of the front side face of the sealing cabinet (1) is provided with a single chip microcomputer (7), and the input end of the single chip microcomputer (7) is electrically connected with an external power supply.
3. The moisture and moisture resistant transformer of claim 2, wherein: the ventilating mechanism (6) comprises longitudinal plates (601), connecting plates (602), hollow ball sleeves (603), spherical heads (604), annular fan frames (605) and electric fans (606), the longitudinal plates (601) are respectively arranged inside the two air inlet covers (4), the connecting plates (602) which are symmetrical up and down are respectively arranged in the middle of the opposite inner side faces of the two longitudinal plates (601), the hollow ball sleeves (603) are arranged between the two vertically corresponding connecting plates (602), the spherical heads (604) are rotatably connected inside the hollow ball sleeves (603), the annular fan frames (605) are respectively arranged at the ends of connecting shafts inside the two spherical heads (604), the electric fans (606) are respectively arranged inside the annular fan frames (605), and the input ends of the electric fans (606) are electrically connected with the output end of the single chip microcomputer (7).
4. The moisture resistant and moisture excluding transformer of claim 3, wherein: ventilation mechanism (6) still include motor (607) and turning block (608), motor (607) set up respectively in the back of the body lateral surface center department of keeping away from of two vertical boards (601), the output shaft of motor (607) all rotates through bearing and vertical board (601) at place and is connected, the inboard end department of output shaft of motor (607) all is equipped with turning block (608), rotate through bearing and adjacent spherical head (604) outside connecting axle and be connected in the circular slot that turning block (608) inboard inclined plane was seted up, the output of singlechip (7) is connected to the input electricity of motor (607).
5. The moisture resistant and moisture excluding transformer of claim 3, wherein: ventilation mechanism (6) still include spacing spout (609), sleeve (610), spacing slide bar (611) and spring (612), spacing spout (609) set up respectively in the upper and lower inner wall of two air inlet covers (4), all be equipped with sleeve (610) in the breach that ring fan frame (605) extrados symmetry set up from top to bottom, the equal axial sliding connection in inside of sleeve (610) has spacing slide bar (611), the outside end of spacing slide bar (611) is located inside adjacent spacing spout (609), the inside of sleeve (610) all is equipped with spring (612), the outside end of spring (612) respectively with adjacent spacing slide bar (611) fixed connection.
6. The moisture resistant and moisture excluding transformer of claim 1, wherein: the upper end of the inner wall of the rear side of the sealing cabinet (1) is provided with a humidity sensor (8), and the output end of the humidity sensor (8) is electrically connected with the input end of the singlechip (7).
7. The moisture resistant and moisture excluding transformer of claim 1, wherein: the open outside of the air inlet cover (4) is provided with a cotton filter screen (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210282540.8A CN114724830A (en) | 2022-03-22 | 2022-03-22 | Moisture-proof and moisture-removing transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210282540.8A CN114724830A (en) | 2022-03-22 | 2022-03-22 | Moisture-proof and moisture-removing transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114724830A true CN114724830A (en) | 2022-07-08 |
Family
ID=82240715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210282540.8A Pending CN114724830A (en) | 2022-03-22 | 2022-03-22 | Moisture-proof and moisture-removing transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114724830A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115892693A (en) * | 2023-01-03 | 2023-04-04 | 江苏信必沃电气实业有限公司 | Internal and external linkage dehumidification transformer strorage device |
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| CN208972265U (en) * | 2018-10-08 | 2019-06-14 | 山东众润机械有限公司 | A kind of livestock rearing draft fan |
| CN110848139A (en) * | 2019-11-07 | 2020-02-28 | 深圳市比亚美塑胶模具有限公司 | Screw air compressor's cooling system |
| DE212020000213U1 (en) * | 2020-08-03 | 2020-10-30 | Suzhou Xinyi Culture Technology Co., Ltd | Moisture-proof connection cabinet |
| CN112053832A (en) * | 2020-10-12 | 2020-12-08 | 福州清河源环保科技有限公司 | Moisture-proof structure for transformer and use method thereof |
| CN213366312U (en) * | 2020-11-30 | 2021-06-04 | 江西恒驰电气有限公司 | Dampproofing protection device of box transformer of european style |
| CN113364546A (en) * | 2021-06-03 | 2021-09-07 | 江苏威亿科技有限公司 | Early warning broadcast terminal |
| CN214956313U (en) * | 2021-05-24 | 2021-11-30 | 深圳市宇轩电子有限公司 | Dry-type transformer with good moisture-proof effect |
| CN216015012U (en) * | 2021-08-17 | 2022-03-11 | 安康陕变智能电力装备制造有限公司 | Outdoor box-type transformer with photovoltaic cell panel |
-
2022
- 2022-03-22 CN CN202210282540.8A patent/CN114724830A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208972265U (en) * | 2018-10-08 | 2019-06-14 | 山东众润机械有限公司 | A kind of livestock rearing draft fan |
| CN110848139A (en) * | 2019-11-07 | 2020-02-28 | 深圳市比亚美塑胶模具有限公司 | Screw air compressor's cooling system |
| DE212020000213U1 (en) * | 2020-08-03 | 2020-10-30 | Suzhou Xinyi Culture Technology Co., Ltd | Moisture-proof connection cabinet |
| CN112053832A (en) * | 2020-10-12 | 2020-12-08 | 福州清河源环保科技有限公司 | Moisture-proof structure for transformer and use method thereof |
| CN213366312U (en) * | 2020-11-30 | 2021-06-04 | 江西恒驰电气有限公司 | Dampproofing protection device of box transformer of european style |
| CN214956313U (en) * | 2021-05-24 | 2021-11-30 | 深圳市宇轩电子有限公司 | Dry-type transformer with good moisture-proof effect |
| CN113364546A (en) * | 2021-06-03 | 2021-09-07 | 江苏威亿科技有限公司 | Early warning broadcast terminal |
| CN216015012U (en) * | 2021-08-17 | 2022-03-11 | 安康陕变智能电力装备制造有限公司 | Outdoor box-type transformer with photovoltaic cell panel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115892693A (en) * | 2023-01-03 | 2023-04-04 | 江苏信必沃电气实业有限公司 | Internal and external linkage dehumidification transformer strorage device |
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