CN111933397A - Compact dry-type transformer - Google Patents
Compact dry-type transformer Download PDFInfo
- Publication number
- CN111933397A CN111933397A CN202010575248.6A CN202010575248A CN111933397A CN 111933397 A CN111933397 A CN 111933397A CN 202010575248 A CN202010575248 A CN 202010575248A CN 111933397 A CN111933397 A CN 111933397A
- Authority
- CN
- China
- Prior art keywords
- disposed
- plate
- semicircular
- transformer
- top plate
- 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
Links
Images
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
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- 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
-
- 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
- H01F27/025—Constructional details relating to cooling
-
- 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
- H01F27/085—Cooling by ambient air
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformer Cooling (AREA)
Abstract
The invention discloses a compact dry-type transformer, which comprises a shell, and a transformer and a ventilation device which are arranged in the shell, wherein the shell comprises a base, a supporting rod, a top plate and a surrounding plate, the top plate is arranged on one side of the base, grooves are arranged on the sides of the base and the top plate, which face the surrounding plate, the grooves are clamped with the surrounding plate, the supporting rod is connected with the base and the top plate, the surrounding plate is arranged between the top plate and the base, the surrounding plate comprises semicircular plates and connecting plates, the number of the semicircular plates corresponds to the number of the transformer, and the semicircular plates and the connecting plates are sequentially connected at intervals to. In the technical scheme of the invention, the main body support is supported and stressed by the base, the support rod and the top plate which are connected with each other, the coaming is used for packaging and provides dustproof and waterproof capabilities, the coaming comprises the semicircular plate and the connecting plate, the coaming is convenient to disassemble and assemble during maintenance and installation, and the coaming can be disassembled and assembled without affecting the transformer device.
Description
Technical Field
The invention relates to the field of distribution equipment, in particular to a compact dry-type transformer.
Background
The existing encapsulated transformer can be used indoors or outdoors, has wide application range, is mainly used for a power transformation device when the transformer is maintained and repaired, and therefore needs to be packaged by a detachable shell, and the compact dry-type transformer generally sets the distance between the packaged shell and the power transformation device to be tighter in order to reduce the occupied area, is not easy to be detached when the shell is detached, and seriously influences the working efficiency of workers.
Disclosure of Invention
The invention mainly aims to provide a compact dry-type transformer, aiming at solving the problem that the shell of the existing transformer is not easy to disassemble and assemble.
In order to achieve the above objects, the present invention provides a compact dry-type transformer including a case, and a transforming device and a ventilating device disposed in the case, the shell comprises a base, a supporting rod, a top plate and a coaming, wherein the top plate is arranged parallel to the base, the top plate is arranged on one side of the base, which is far away from the ground, one end of the supporting rod is vertically connected with the base, the other end of the supporting rod is connected with the top plate, the coaming is vertical to the base, the coaming is arranged between the top plate and the base, grooves are arranged on the base and one side of the top plate facing the coaming, the recess with the bounding wall joint, the bounding wall includes semicircle board and connecting plate, the quantity of semicircle board with potential device's quantity corresponds, the semicircle board with the connecting plate is interval connection in proper order and is formed the circularity.
Preferably, the semicircle inboard is provided with the semicircle baffle, the inside wall of semicircle board with the lateral wall butt of semicircle baffle, be provided with first ventilation hole on the semicircle board, be provided with the second ventilation hole on the semicircle baffle, be provided with the connecting rod on the semicircle baffle, connecting rod one end with the semicircle baffle is connected, the connecting rod other end stretches out the roof is in with the setting the roof deviates from the elevating gear that ground one side is connected and is connected, elevating gear is used for going up and down the connecting rod.
Preferably, first ventilation hole is provided with a plurality ofly and the matrix arrangement is in on the semicircle board, the second ventilation hole corresponds first ventilation hole is provided with a plurality ofly, and is a plurality of second ventilation hole matrix arrangement is in on the semicircle baffle, the matrix arrangement mode in first ventilation hole with the matrix arrangement mode in second ventilation hole is the same.
Preferably, the lifting device comprises a rotating nut and a rotating rod, the rotating nut is arranged on one side, away from the ground, of the shell, a thread matched with the rotating nut is arranged on the connecting rod, the rotating nut is sleeved outside the connecting rod, the lower end of the rotating nut is connected with the shell through a set bearing, the rotating rod is connected with the outer side of the nut, and the rotating rod is perpendicular to the connecting rod.
Preferably, the inboard of semicircle board is provided with the fixture block, the draw-in groove has been seted up on the fixture block, the draw-in groove with semicircle baffle butt, the draw-in groove is used for spacingly semicircle baffle.
Preferably, the transformation device comprises an iron core, a high-voltage coil and a low-voltage coil, the low-voltage coil is sleeved on the outer side of the iron core, the high-voltage coil is sleeved on the outer side of the low-voltage coil, and the transformation device is provided with at least two groups.
Preferably, ventilation unit includes motor, belt, fan blade axle and flabellum, the fan blade axle with the bracing piece is parallel, and the flabellum sets up on the fan blade axle, be provided with the belt pulley on the fan blade axle, be provided with drive pulley on the motor output shaft, drive pulley passes through belt pulley connection, the fan blade axle is provided with at least two, the fan blade axle sets up vary voltage device deviates from ground one side.
Preferably, the supporting frame is arranged on one side, facing the ground, of the shell, a supporting column is arranged on one side, facing the supporting frame, of the shell, a supporting groove is formed in one side, facing the shell, of the supporting frame, and the supporting groove is connected with the supporting column in a matched mode.
Preferably, the air conditioner further comprises a control device, wherein the control device comprises a controller and a temperature sensor, the temperature sensor is arranged on the inner side of the shell, the controller is arranged on the outer side of the shell, and the temperature sensor and the ventilation device are in signal connection with the controller.
In the technical scheme of the invention, the main body support is supported and stressed by the base, the supporting rod and the top plate which are connected with each other, the enclosing plates are used for packaging to provide dustproof and waterproof capabilities, the enclosing plates comprise semicircular plates and connecting plates, one part of each voltage transformation device is protected by the semicircular plates, the semicircular plates are connected through the connecting plates, the enclosing plates are convenient to disassemble and assemble during maintenance and installation, and the enclosing plates can be disassembled and assembled without affecting the voltage transformation device.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of a compact dry-type transformer according to the present invention.
Fig. 2 is a partially enlarged schematic view of the compact dry-type transformer of the present invention at a in fig. 1.
Fig. 3 is a schematic top view of the base of the compact dry-type transformer of the present invention.
Fig. 4 is a schematic view of a connection structure of the semicircular plate and the semicircular baffle of the compact dry-type transformer of the present invention.
Fig. 5 is a schematic structural diagram of the compact dry-type transformer of the present invention in two power transformation devices (two-phase transformer).
Fig. 6 is a schematic structural diagram of the compact dry-type transformer of the present invention in the case of three power transformation devices (three-phase transformer).
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
2 | |
3 | |
| 4 | |
5 | |
6 | |
| 7 | |
8 | |
9 | |
| 10 | |
11 | |
12 | Connecting |
| 13 | |
14 | |
15 | |
| 16 | |
17 | High- |
18 | Low- |
| 19 | |
20 | |
21 | |
| 22 | |
23 | |
24 | Support column |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
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.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a compact dry-type transformer, including a housing 23, and a transformer 1 and a ventilator 2 disposed in the housing 23, where the housing 23 includes a base 3, a support rod 4, a top plate 5 and a surrounding plate 6, the top plate 5 is disposed parallel to the base 3, the top plate 5 is disposed on a side of the base 3 away from the ground, one end of the support rod 4 is vertically connected to the base 3, the other end of the support rod 4 is connected to the top plate 5, the surrounding plate 6 is perpendicular to the base 3, the surrounding plate 6 is disposed between the top plate 5 and the base 3, grooves are disposed on sides of the base 3 and the top plate 5 facing the surrounding plate 6, the grooves are clamped to the surrounding plate 6, the surrounding plate 6 includes a semicircular plate 7 and a connecting plate 8, the number of the semicircular plates 7 corresponds to the number of the transformer 1, the semicircular plates 7 and the connecting plates 8 are sequentially connected at intervals to form a ring.
In the technical scheme of the invention, the base 3, the support rod 4 and the top plate 5 which are connected with each other are supported and stressed, the enclosing plate 6 is used for packaging and providing dustproof and waterproof capabilities, the enclosing plate 6 comprises a semicircular plate 7 and a connecting plate 8, one part of each transformer 1 is correspondingly protected by the semicircular plate 7, the semicircular plates 7 are connected through the connecting plate 8, the semicircular plates 7 and the connecting plate 8 can be directly detached during maintenance and installation, and only the semicircular plates 7 and the connecting plates 8 at key positions need to be detached during maintenance.
Specifically, the coaming 6 has multiple changes according to the quantity and the combination of potential device 1, is provided with the recess when multiple coaming 6 makes up according to potential device 1 on consequently base 3 and the roof 5 to make base 3 and roof 5 can be suitable for the combination of multiple potential device 1 with reduce cost, and connecting plate 8 and semicircle board 7 pass through mortise and tenon joint structural connection, semicircle board 7 with the both sides that bracing piece 4 is parallel are provided with the tenon, connecting plate 8 with the both sides that bracing piece 4 is parallel are provided with the mortise hole that the tenon cooperation is connected.
Referring to fig. 1 and 4, in another embodiment of the present invention, a semicircular baffle plate 9 is disposed inside a semicircular plate 7, an inner side wall of the semicircular plate 7 abuts against an outer side wall of the semicircular baffle plate 9, a first vent hole 10 is disposed on the semicircular plate 7, a second vent hole 11 is disposed on the semicircular baffle plate 9, a connecting rod 12 is disposed on the semicircular baffle plate 9, one end of the connecting rod 12 is connected to the semicircular baffle plate 9, the other end of the connecting rod 12 extends out of the top plate 5 and is connected to a lifting device disposed on a side of the top plate 5 away from the ground, and the lifting device is configured to lift the connecting rod 12.
Specifically, when the compact dry-type transformer disclosed by the invention normally works, the first vent holes 10 of the semicircular plate 7 and the second vent holes 11 on the semicircular baffle plate 9 are staggered in horizontal height, when the compact dry-type transformer disclosed by the invention needs overload use, the lifting device drives the semicircular baffle plate 9 to move upwards through the connecting rod 12, so that the first vent holes 10 of the semicircular plate 7 are aligned with the second vent holes 11 on the semicircular baffle plate 9, the ventilation area is increased, the cooling effect is enhanced, the spare load of the compact dry-type transformer is increased, and when the compact dry-type transformer is normally used, the lifting device drives the semicircular baffle plate 9 to move through the connecting rod 12, so that the first vent holes 10 of the semicircular plate 7 are staggered with the second vent holes 11 on the semicircular baffle plate 9, the dustproof and waterproof capabilities are enhanced, and the service life of the compact dry-type transformer is prolonged.
Referring to fig. 1 and 4, in another embodiment of the present invention, a plurality of first ventilation holes 10 are arranged and arranged in a matrix on the semicircular plate 7, a plurality of second ventilation holes 11 are arranged corresponding to the first ventilation holes 10, a plurality of second ventilation holes 11 are arranged in a matrix on the semicircular baffle plate 9, and the matrix arrangement of the first ventilation holes 10 is the same as the matrix arrangement of the second ventilation holes 11.
Specifically, the plurality of first ventilation holes 10 and the plurality of second ventilation holes 11 are used for increasing the flow area of air, and the arrangement modes of the first ventilation holes 10 and the second ventilation holes 11 are the same, so that the first ventilation holes 10 and the plurality of second ventilation holes 11 are staggered with each other at different horizontal heights when the compact dry-type transformer is in normal use, the first ventilation holes 10 are not communicated with the plurality of second ventilation holes 11, the first ventilation holes 10 are in one-to-one correspondence with the second ventilation holes 11, and more specifically, a filter screen is arranged in the first ventilation holes 10, and the filter screen prevents small animals from entering the housing 23 to damage the transformer device 1.
Referring to fig. 1 and 2, in another embodiment of the present invention, the lifting device includes a rotating nut 13 and a rotating rod 14, the rotating nut 13 is disposed on a side of the housing 23 away from the ground, a thread engaged with the rotating nut 13 is disposed on the connecting rod 12, the rotating nut 13 is sleeved on an outer side of the connecting rod 12, an end of the rotating nut 13 facing the housing 23 is connected to the housing 23 through a bearing, the rotating rod 14 is connected to an outer side of the rotating nut 13, and the rotating rod 14 is perpendicular to the connecting rod 12.
Specifically, the rotating rod 14 rotates around the rotating nut 13 to drive the rotating nut 13 to rotate, the rotating nut 13 drives the connection to move up and down through the threads on the connecting rod 12, and the connecting rod 12 moves up and down to drive the semicircular baffle plate 9 to move to control whether the first ventilation hole 10 and the second ventilation hole 11 are communicated or not. More specifically, one end of the rotating nut 13, which is far away from the shell 23, is provided with a rotating gear, one side of the shell 23, which is far away from the ground, is provided with a rotating motor and a transmission shaft, the rotating motor drives the transmission shaft to rotate around the axis of the transmission shaft, and the transmission shaft is provided with a transmission gear, and the transmission gear is meshed with the rotating gear.
Referring to fig. 1 and fig. 4 to 6, in another embodiment of the present invention, a clamping block 15 is disposed on an inner side of the semicircular plate 7, the clamping block 15 is provided with a clamping groove, the clamping groove is abutted against the semicircular baffle 9, and the clamping groove is used for limiting the semicircular baffle 9.
Specifically, fixture block 15 sets up semicircle board 7's inboard, fixture block 15 restriction semicircle baffle 9 is rotatory and keep away from semicircle board 7, fixture block 15 sets up and is being close to semicircle board 7 with the parallel limit of bracing piece 4, fixture block 15 does not influence semicircle baffle 9 and follows the removal of bracing piece 4 parallel direction.
Referring to fig. 1, 5 and 6, in another embodiment of the present invention, the transformer apparatus 1 includes an iron core 16, a high voltage coil 17 and a low voltage coil 18, the low voltage coil 18 is sleeved on an outer side of the iron core 16, the high voltage coil 17 is sleeved on an outer side of the low voltage coil 18, and at least two sets of the transformer apparatus 1 are provided.
Specifically, the concentric iron core 16, the high-voltage coil 17 and the low-voltage coil 18 are adopted to reduce the occupied range, meanwhile, the high-voltage coil 17 and the low-voltage coil 18 are provided with an insulating layer between the iron core 16 and the high-voltage coil 17, and the transformation device 1 can form a two-phase transformer or a three-phase core transformer (for example, a four-column symmetrical iron core 16 or a three-column symmetrical iron core 16) and the like.
Referring to fig. 1, in another embodiment of the present invention, the ventilation device 2 includes a motor, a belt, a fan shaft 19 and fan blades 20, the fan shaft 19 is parallel to the support rod 4, the fan blades 20 are disposed on the fan shaft 19, a belt pulley is disposed on the fan shaft 19, a transmission belt pulley is disposed on an output shaft of the motor, the transmission belt pulleys are connected by the belt pulley, at least two fan shafts 19 are disposed, and the fan shaft 19 is disposed on a side of the transformation device 1 away from the ground.
Specifically, the motor drives a fan blade shaft 19 through a belt, the fan blade shaft 19 drives fan blades 20 to rotate, airflow is generated to conduct forced ventilation on the voltage transformation device 1, the fan blade shaft 19 is provided with a plurality of fan blades 20 (for example, three fan blades 20 or five fan blades 20), the fan blade shaft 19 is parallel to the support rod 4, the fan blade shaft 19 is arranged on the side, away from the ground, of the voltage transformation device 1, the fan blade shaft 19 corresponds to the voltage transformation device 1 one by one, and the generated airflow penetrates through the space between the low-voltage coil 18 and the high-voltage coil 17.
Referring to fig. 1, in another embodiment of the present invention, the compact dry-type transformer further includes a supporting frame 21, the supporting frame 21 is disposed on a side of the casing 23 facing the ground, a supporting pillar 24 is disposed on a side of the casing 23 facing the supporting frame 21, a supporting groove 22 is disposed on a side of the supporting frame 21 facing the casing 23, and the supporting groove 22 is connected to the supporting pillar 24 in a matching manner
Specifically, the support column 24 is arranged below the shell 23, when the support frame 21 is not used, the support frame 21 can be used for supporting to prevent the shell 23 from being directly placed on the ground, so that the compact dry-type transformer is damaged, and when the support frame 21 is used, the support column 24 is connected with the support groove 22 in a matched mode to form clamping connection for fixing and positioning.
Referring to fig. 1, in another embodiment of the present invention, the compact dry-type transformer further includes a control device, the control device includes a controller and a temperature sensor, the temperature sensor is disposed inside the housing 23, the controller is disposed outside the housing 23, and the temperature sensor and the ventilator 2 are both in signal connection with the controller.
Specifically, the controller controls whether the ventilator 2 is activated according to whether the temperature detected by the temperature sensor is higher than a preset temperature determined by factors such as the structure and material of the transformer, and more specifically, the signal error caused by the electromagnetic interference electric signal is prevented by using optical signal communication between the temperature sensor and the controller.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. A compact dry-type transformer is characterized by comprising a shell, a transformation device and a ventilation device which are arranged in the shell, the shell comprises a base, a supporting rod, a top plate and a coaming, wherein the top plate is arranged parallel to the base, the top plate is arranged on one side of the base, which is far away from the ground, one end of the supporting rod is vertically connected with the base, the other end of the supporting rod is connected with the top plate, the coaming is vertical to the base, the coaming is arranged between the top plate and the base, grooves are arranged on the base and one side of the top plate facing the coaming, the recess with the bounding wall joint, the bounding wall includes semicircle board and connecting plate, the quantity of semicircle board with potential device's quantity corresponds, the semicircle board with the connecting plate is interval connection in proper order and is formed annular encapsulation.
2. The compact dry-type transformer of claim 1, wherein a semicircular baffle is disposed inside the semicircular plate, an inner sidewall of the semicircular plate abuts against an outer sidewall of the semicircular baffle, a first ventilation hole is disposed on the semicircular plate, a second ventilation hole is disposed on the semicircular baffle, a connecting rod is disposed on the semicircular baffle, one end of the connecting rod is connected with the semicircular baffle, the other end of the connecting rod extends out of the top plate and is connected with a lifting device disposed on a side of the top plate facing away from the ground, and the lifting device is used for lifting the connecting rod.
3. The compact dry transformer of claim 2, wherein the first ventilation holes are provided in plurality and arranged in a matrix on the semicircular plate, the second ventilation holes are provided in plurality corresponding to the first ventilation holes, the plurality of second ventilation holes are arranged in a matrix on the semicircular plate, and the matrix arrangement of the first ventilation holes is the same as the matrix arrangement of the second ventilation holes.
4. The compact dry transformer of claim 2, wherein the lifting device comprises a rotating nut and a rotating rod, the rotating nut is disposed on a side of the housing facing away from the ground, the connecting rod is provided with a thread engaged with the rotating nut, the rotating nut is sleeved outside the connecting rod, a lower end of the rotating nut is connected with the housing through a bearing, the rotating rod is connected with an outer side of the rotating nut, and the rotating rod is perpendicular to the connecting rod.
5. The compact dry transformer of claim 2, wherein a clamping block is disposed on an inner side of the semicircular plate, and a clamping groove is disposed on the clamping block and abuts against the semicircular baffle for limiting the semicircular baffle.
6. The compact dry transformer of claim 1, wherein the transformer device comprises an iron core, a high voltage coil and a low voltage coil, the low voltage coil is sleeved outside the iron core, the high voltage coil is sleeved outside the low voltage coil, and at least two sets of the transformer device are provided.
7. The compact dry transformer of claim 1, wherein the ventilation device comprises a motor, a belt, a fan shaft and fan blades, the fan shaft is parallel to the support rod, the fan blades are disposed on the fan shaft, a belt pulley is disposed on the fan shaft, a transmission belt pulley is disposed on an output shaft of the motor, the transmission belt pulleys are connected through the belt pulley, at least two fan shafts are disposed, and the fan shafts are disposed on a side of the transformer device facing away from the ground.
8. The compact dry transformer of claim 1, further comprising a support frame disposed on a side of the housing facing the ground, wherein a support pillar is disposed on a side of the housing facing the support frame, and wherein a support groove is formed on a side of the support frame facing the housing, and the support groove is in fit connection with the support pillar.
9. The compact dry transformer of any one of claims 1 to 8, further comprising a control device comprising a controller and a temperature sensor, the temperature sensor being disposed inside the enclosure, the controller being disposed outside the enclosure, the temperature sensor and the ventilation device being in signal communication with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010575248.6A CN111933397A (en) | 2020-06-22 | 2020-06-22 | Compact dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010575248.6A CN111933397A (en) | 2020-06-22 | 2020-06-22 | Compact dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111933397A true CN111933397A (en) | 2020-11-13 |
Family
ID=73316607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010575248.6A Pending CN111933397A (en) | 2020-06-22 | 2020-06-22 | Compact dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111933397A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112820532A (en) * | 2021-01-11 | 2021-05-18 | 华翔翔能科技股份有限公司 | Coil overturning tool |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202167319U (en) * | 2011-06-30 | 2012-03-14 | 佛山市国电电器有限公司 | Reactor shell structure |
| CN207441392U (en) * | 2017-08-16 | 2018-06-01 | 太原理工大学 | A kind of transformer being easily installed |
| CN110323037A (en) * | 2019-06-25 | 2019-10-11 | 盐城奇林电气有限公司 | A kind of coal mine transformer and cooling means with liquid nitrogen cooling body |
| CN209591720U (en) * | 2019-04-29 | 2019-11-05 | 重庆重变电器有限责任公司 | A kind of dry-type transformer |
| CN210837346U (en) * | 2019-10-29 | 2020-06-23 | 苏州宝应隆电机制造有限公司 | Heat dissipation shell for transformer |
-
2020
- 2020-06-22 CN CN202010575248.6A patent/CN111933397A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202167319U (en) * | 2011-06-30 | 2012-03-14 | 佛山市国电电器有限公司 | Reactor shell structure |
| CN207441392U (en) * | 2017-08-16 | 2018-06-01 | 太原理工大学 | A kind of transformer being easily installed |
| CN209591720U (en) * | 2019-04-29 | 2019-11-05 | 重庆重变电器有限责任公司 | A kind of dry-type transformer |
| CN110323037A (en) * | 2019-06-25 | 2019-10-11 | 盐城奇林电气有限公司 | A kind of coal mine transformer and cooling means with liquid nitrogen cooling body |
| CN210837346U (en) * | 2019-10-29 | 2020-06-23 | 苏州宝应隆电机制造有限公司 | Heat dissipation shell for transformer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112820532A (en) * | 2021-01-11 | 2021-05-18 | 华翔翔能科技股份有限公司 | Coil overturning tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9017011B2 (en) | Furnace air handler blower with enlarged backward curved impeller and associated method of use | |
| EP2979347B1 (en) | Electric machine having a bearing shield | |
| CN111933397A (en) | Compact dry-type transformer | |
| CN210042566U (en) | Electric power encryption communication equipment protection device convenient to dismantle | |
| CN115064351A (en) | Transformer for photovoltaic power generation | |
| CN102105038A (en) | Power electronic apparatus with cooling arrangement | |
| CN214411820U (en) | Assembled high-low voltage power distribution cabinet | |
| CN202251074U (en) | Through-flow fan blade | |
| CN113606678A (en) | Fan cooling device, modular unit and air conditioner thereof | |
| CN220543712U (en) | Fan structure and transformer | |
| CN220325064U (en) | Power distribution cabinet | |
| CN202598686U (en) | Air conditioner pipeline machine | |
| CN217011595U (en) | Low dew point runner dehumidification unit switch board of refrigeration air conditioning equipment | |
| CN215989972U (en) | Convenient-to-monitor inflating cabinet and infrared temperature measuring assembly | |
| CN220653477U (en) | Emergency rescue communication base station | |
| CN210977940U (en) | Double cross-flow fan | |
| CN102105039A (en) | Power electronic apparatuses with cooling arrangements | |
| CN212372220U (en) | Robot power supply device capable of dissipating heat quickly | |
| CN217198067U (en) | Air knife of car washer | |
| CN208011893U (en) | Cabinet air-conditioner and air conditioner | |
| CN211729069U (en) | Heat dissipation fan workbench for forging shop | |
| CN219040161U (en) | 35kv grounding transformer and resistor complete device convenient to construct | |
| CN220382883U (en) | Variable frequency motor heat radiation structure | |
| CN217882436U (en) | Dustproof anticreep low-voltage control cabinet | |
| CN218958707U (en) | Direct current transmission cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201113 |
|
| RJ01 | Rejection of invention patent application after publication |