CN212782970U - Air flow through type heat dissipation distribution transformer - Google Patents
Air flow through type heat dissipation distribution transformer Download PDFInfo
- Publication number
- CN212782970U CN212782970U CN201920560939.1U CN201920560939U CN212782970U CN 212782970 U CN212782970 U CN 212782970U CN 201920560939 U CN201920560939 U CN 201920560939U CN 212782970 U CN212782970 U CN 212782970U
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- Prior art keywords
- heat
- casing
- articulated slab
- shell
- heat dissipation
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 44
- 238000013016 damping Methods 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 11
- 239000013013 elastic material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 17
- 230000005611 electricity Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 230000002337 anti-port Effects 0.000 description 4
- 238000007664 blowing Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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Abstract
The utility model discloses an air current general formula heat dissipation distribution transformer, including the casing, still include heat abstractor and blast apparatus, heat abstractor is including establishing the heat conduction shell in the casing, establishing the heat dissipation chamber in the heat conduction shell and establishing the fin on heat conduction shell lateral wall, fin salient sets up in the casing outside, be equipped with the heat dissipation passageway that is linked together with the heat dissipation chamber in the fin, blast apparatus is including establishing the rotatory stick in the heat dissipation intracavity, establishing the impeller in rotatory stick top, establishing at casing bottom and top and be open-ended dustcoat, establish driver in the dustcoat, the drive shaft and the cover that link to each other with the driver establish in the drive shaft and be used for driving rotatory stick pivoted magnetic means, be equipped with the power supply unit who is connected with the driver electricity in the dustcoat. The utility model discloses the radiating effect is good, long service life, can rational utilization heat energy and be convenient for remove.
Description
Technical Field
The utility model particularly relates to an air current general formula heat dissipation distribution transformer.
Background
A transformer is a device that changes an ac voltage using the principle of electromagnetic induction. The transformer can convert the electric energy into a high-voltage low-current form and then convert the electric energy back, so that the loss of the electric energy in the transmission process is greatly reduced, and the economic transmission distance of the electric energy is further. Therefore, the power plant can be built at a place far away from the power utilization place.
Traditional transformer can produce a large amount of heats at the during operation, gives off the heat to the external world through the fin and goes, but the radiating effect is not good, and the heat can't in time give off, can harm partial work component to lead to whole transformer can not normally work, influenced people's daily life and work.
The bottom of the shell of the existing transformer is provided with a support frame, and the transformer is not convenient to move and install due to large volume.
SUMMERY OF THE UTILITY MODEL
Based on the problem, the utility model aims to provide an air current general formula heat dissipation distribution transformer that radiating effect is good, long service life, can rational utilization heat energy and be convenient for remove.
Aiming at the problems, the following technical scheme is provided: the utility model provides an air current general formula heat dissipation distribution transformer, includes the casing, still includes heat abstractor and blast apparatus, heat abstractor is including establishing the heat conduction shell in the casing, establishing the heat dissipation chamber in the heat conduction shell and establishing the fin on the heat conduction shell lateral wall, the fin salient sets up in the casing outside, be equipped with the heat dissipation passageway that is linked together with the heat dissipation chamber in the fin, blast apparatus is including establishing the rotatory stick at the heat dissipation intracavity, establishing the impeller in rotatory stick top, establishing and be open-ended dustcoat at casing bottom and top, establishing driver in the dustcoat, the drive shaft that links to each other with the driver and cover establish and be used for driving rotatory stick pivoted magnetic means in the drive shaft, be equipped with the power supply unit who is connected with the.
In the structure, a part of heat generated in the shell is conducted into the heat dissipation cavity through the heat conduction shell, and a part of heat is conducted onto the heat dissipation sheet and is dissipated to the outside of the shell through the heat dissipation sheet. The power supply device is powered on, so that the driver controls the driving shaft to drive the magnetic device to rotate, the attraction of the magnetic device pulls the rotating rod to drive the impeller to rotate, air in the heat dissipation cavity is made to rotate, and heat can be quickly dissipated from the heat dissipation fins. Can make the air in the heat dissipation intracavity carry out the circulation through setting up blast apparatus and rotate, can be convenient for with the inside air of casing can be quick with heat transfer to the fin, the rotation that the air of fin department can be quick is inside to the casing of orientation to cooling radiating effect has been improved. Can increase the compactness of structure through setting up the dustcoat, the installation of being convenient for just can prevent that inside driver from damaging, has increased the utility model discloses a reliability. The rotating rod is controlled by the magnetic device to drive the impeller to rotate, so that the matching of the heat conduction shell opening and the driver can be avoided, and the structural strength of the heat conduction shell can be increased.
The utility model discloses further set up to, the fin is equipped with a plurality of, and relative casing direction of height horizontal interval sets up.
In the structure, can make the inside heat that receives of fin from the quick extremely outside that gives off of interval department between two adjacent fins to improve the radiating rate of fin, promoted the radiating effect of fin, increased the utility model discloses a reliability.
The utility model discloses further set up to, the length of a plurality of fin relative casing lateral wall shortens the setting gradually along casing direction of height.
Adopt above-mentioned structure, can improve the radiating efficiency, the radiating effect is better to increased the utility model discloses a reliability.
The utility model discloses further set up to, the fin bottom is equipped with the exhaust hole, the exhaust hole of the high fin of two adjacent fin is located the tip outside of the high fin of height.
In the structure, the air outside and the air inside the heat conducting shell can be circulated by arranging the exhaust holes, so that the heat radiating effect of the heat radiating device is better, and the heat radiating speed is higher. Through setting up high exhaust hole in the exhaust hole outside of high low, when the inside hot-air outgoing heat conduction shell of heat conduction shell that can be convenient for is outside, can prevent that hot-air from arranging to the fin in below on, thereby increased the utility model discloses a reliability. Set up in the fin bottom through exhausting the hole and can prevent that dust or aqueous solution from getting into the heat conduction intracavity, influence the rotation of impeller to the life of impeller has been prolonged, the utility model discloses a reliability has been increased. The exhaust hole that is located heat conduction shell lower extreme can be used as the inlet port, and the impeller of being convenient for drives outside air and forms upper and lower circulation, has promoted cooling radiating effect, has increased the utility model discloses a stability and reliability.
The utility model discloses further set up to, heat dissipation chamber bottom is inserted and is equipped with the dead lever, the impeller is located on the dead lever with rotatory stick cover.
In the structure, can prevent rotatory stick stall back through setting up the dead lever, receive the effect of air centrifugal force under, produce the skew of position, when leading to next time to start, rotatory stick is difficult to rotate with the magnetic means cooperation, thereby has increased the utility model discloses a reliability.
The utility model discloses further set up to, dead lever top cover is equipped with the stop collar.
In the structure, can avoid impeller slew velocity too fast and deviate from the dead lever through setting up the stop collar, thereby increased the utility model discloses a reliability.
The utility model discloses further set up to, the stop collar adopts the elasticity material.
Adopt above-mentioned structure, the impeller produces wearing and tearing when can avoiding impeller and stop collar contact to the life of impeller has been prolonged, and can increase the utility model discloses a reliability.
The utility model discloses further set up to, the heat conduction shell is equipped with the thermoelectric generation piece with power supply unit electric connection towards the inside lateral wall facing of casing, the thermoelectric generation piece includes the cooling surface of pasting with the heat conduction shell lateral wall and towards the inside heat-absorbing surface of casing.
In the structure, the heat inside the shell can be absorbed by the heat absorbing surface of the thermoelectric generation piece, and the heat is dissipated through the matching of the heat dissipating surface and the blowing device, so that the temperature difference is generated, and the thermoelectric generation piece supplies power to the power supply device. Through setting up thermoelectric generation piece can be reasonable convert heat energy into electric energy to the consumption of the energy has been practiced thrift.
The utility model discloses further set up to, the casing bottom is equipped with the support frame, the support frame passes through damping device and links to each other with the casing, damping device is including spring and damping rubber pad, the damping rubber pad is cyclic annular, the spring sets up the cavity position at the damping rubber pad.
In the structure, the utility model discloses in the course of the work, because vibrations are too strong, can produce the noise of buzzing, nearby resident receives noise pollution very easily, through being provided with damping device, just can reduce vibrations to a certain extent to alleviate the volume, damping device is provided with spring and damping rubber pad, under both mutually supporting, can absorb, eliminate the vibrations energy, can avoid the spring too fast again to be compressed and bounce, can also be in the installation the utility model discloses the time, receive the elastic force, thereby the protection casing does not receive the damage, has increased the utility model discloses a reliability.
The utility model discloses further set up to, the casing bottom is equipped with conveying mechanism, conveying mechanism includes kicking block, first articulated slab, second articulated slab, first slider, second slider, third articulated slab, fourth articulated slab, driving screw, end piece and the gyro wheel that links to each other with the casing, first articulated slab, second articulated slab are articulated with the kicking block, first slider is articulated with first articulated slab, third articulated slab, the second slider links to each other with second articulated slab, fourth articulated slab and is articulated, the end piece is articulated with third articulated slab, fourth articulated slab, driving screw runs through first slider and second slider, and rather than threaded connection, the one end in the relative casing outside of driving screw is fixed with the connecting block, insert on the connecting block and be equipped with the dwang, the gyro wheel is fixed in the end piece bottom.
In the structure, when the utility model needs to move, the rotating rod is rotated to drive the driving screw rod to rotate, the first slider and the second slider move in opposite directions, so that the first articulated plate and the second articulated plate swing in a matching way, the third articulated plate and the fourth articulated plate swing in a matching way, and the bottom block is driven to move downwards, so that the roller is abutted against the ground, thereby being convenient to push the utility model; when the utility model discloses when removing the position to needs installation, drive the drive screw through the antiport dwang and rotate, first slider and second slider antiport for first articulated slab and second articulated slab cooperation swing, third articulated slab and fourth articulated slab cooperation swing drive bottom block rebound, make the gyro wheel leave mutually with ground, the supporting seat contacts with ground, the stall dwang. Can be convenient for remove through setting up conveying mechanism the utility model discloses install, increased the utility model discloses a reliability, convenience and stability have reduced manpower resources's waste.
The utility model has the advantages that: compare current distribution transformer, the utility model discloses the radiating effect is good, long service life, can rational utilization heat energy and be convenient for remove. Can make the air in the heat dissipation intracavity carry out the circulation through setting up blast apparatus and rotate, can be convenient for with the inside air of casing can be quick with heat transfer to the fin, the rotation that the air of fin department can be quick is inside to the casing of orientation to cooling radiating effect has been improved. Can be convenient for remove through setting up conveying mechanism the utility model discloses install, increased the utility model discloses a reliability, convenience and stability have reduced manpower resources's waste.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of a structure at a in fig. 1.
Fig. 3 is a schematic structural diagram of the middle conveying mechanism of the present invention.
The reference numbers in the figures mean: 1-a shell; 2-a heat sink; 21-a thermally conductive shell; 22-a heat dissipation cavity; 221-a fixing rod; 222-a stop collar; 23-a heat sink; 231-a heat dissipation channel; 232-exhaust hole; 3-a blowing device; 31-a rotating rod; 32-an impeller; 33-an outer cover; 34-a driver; 35-a drive shaft; 36-a magnetic device; 37-a power supply device; 4-thermoelectric power generation sheet; 5-a support frame; 51-damping rubber pad; 52-a spring; 6-a conveying mechanism; 61-a top block; 62-a first hinge plate; 63-a second hinge plate; 64-a first slider; 65-a second slider; 66-a third hinge plate; 67-fourth hinge plate; 68-drive screw; 69-bottom block; 691-a roller; 7-connecting blocks; 71-rotating the rod.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
An air-flow-through heat-dissipation distribution transformer as shown in fig. 1 to 3 comprises a housing 1, a heat dissipation device 2 and a blowing device 3, the heat dissipation device 2 comprises a heat conduction shell 21 arranged in the shell 1, a heat dissipation cavity 22 arranged in the heat conduction shell 21 and a heat dissipation fin 23 arranged on the side wall of the heat conduction shell 21, the radiating fins 23 are arranged to protrude out of the shell 1, a radiating channel 231 communicated with the radiating cavity 22 is arranged in the radiating fins 23, the blowing device 3 comprises a rotating rod 31 arranged in the heat dissipation cavity 22, an impeller 32 arranged above the rotating rod 31, an outer cover 33 arranged at the bottom of the shell 1 and with an opening at the top, a driver 34 arranged in the outer cover 33, a driving shaft 35 connected with the driver 34, and a magnetic device 36 sleeved on the driving shaft 35 and used for driving the rotating rod 31 to rotate, wherein a power supply device 37 electrically connected with the driver 34 is arranged in the outer cover 33.
In the above structure, a part of the heat generated inside the casing 1 is conducted to the heat dissipation chamber 22 through the heat conductive shell 21, and a part of the heat is conducted to the heat dissipation fins 23 and dissipated to the outside of the casing 1 through the heat dissipation fins 23. The power supply device 37 is powered on, so that the driver 34 controls the driving shaft 35 to drive the magnetic device 36 to rotate, the attraction of the magnetic device 36 pulls the rotating rod 31 to drive the impeller 32 to rotate, and thus the air in the heat dissipation cavity 22 rotates, and heat can be dissipated from the heat dissipation fins 23 more quickly. Through setting up blast apparatus 3 can make the air in the heat dissipation chamber 22 carry out the circulation and rotate, can be convenient for with the inside air of casing 1 can be quick with heat transfer to fin 23 on, the air of fin 23 department can be quick rotate to inside towards casing 1 to cooling radiating effect has been improved. Can increase the compactness of structure through setting up dustcoat 33, be convenient for the installation and can prevent that inside driver 34 from damaging, increased the utility model discloses a reliability. The rotating rod 31 is controlled by the magnetic device 36 to drive the impeller 32 to rotate, so that the hole of the heat conduction shell 21 can be prevented from being matched with the driver 34, and the structural strength of the heat conduction shell 21 can be increased.
In this embodiment, the plurality of heat dissipation fins 23 are horizontally spaced from each other in the height direction of the housing 1.
In the structure, can make the inside heat that receives of fin 23 follow the quick extremely outside of giving off of interval department between two adjacent fins 23 to improved fin 23's radiating rate, promoted the radiating effect of fin 23, increased the utility model discloses a reliability.
In this embodiment, the plurality of cooling fins 23 are arranged to be gradually shortened along the height direction of the casing 1 relative to the length of the side wall of the casing 1.
Adopt above-mentioned structure, can improve the radiating efficiency, the radiating effect is better to increased the utility model discloses a reliability.
In this embodiment, the bottom of the heat sink 23 is provided with the air vent 232, and the air vent 232 of the heat sink 23 with a high height of two adjacent heat sinks 23 is located outside the end of the heat sink 23 with a low height.
In the above structure, the air outside and the air inside the heat conducting shell 21 can be circulated by providing the exhaust hole 232, so that the heat dissipation effect of the heat dissipation device 2 is better, and the heat dissipation speed is faster. Set up in the exhaust hole 232 outside of high-low through exhaust hole 232 with high height, when the inside hot-air outgoing heat conduction shell 21 of heat conduction shell 21 that can be convenient for is outside, can prevent that hot-air from arranging to below fin 23 on, thereby increased the utility model discloses a reliability. Through setting up exhaust hole 232 in fin 23 bottom can prevent that dust or aqueous solution from getting into the heat conduction intracavity, influence impeller 32's rotation to prolong impeller 32's life, increased the utility model discloses a reliability. The exhaust hole 232 that is located the heat conduction shell 21 lower extreme can be used as the inlet port, and the impeller 32 of being convenient for drives outside air and forms upper and lower circulation, has promoted cooling heat dissipation's effect, has increased the utility model discloses a stability and reliability.
In this embodiment, the fixing rod 221 is inserted at the bottom of the heat dissipation cavity 22, and the impeller 32 and the rotating rod 31 are sleeved on the fixing rod 221.
In the structure, can prevent through setting up dead lever 221 that rotatory stick 31 stall back receives under the effect of air centrifugal force, produces the skew of position, when leading to next time to start, rotatory stick 31 is difficult to rotate with the cooperation of magnetic means 36 to the reliability of the utility model is increased.
In this embodiment, the top end of the fixing rod 221 is sleeved with a limiting sleeve 222.
In the above-mentioned structure, can avoid impeller 32 rotational speed too fast and deviate from the dead lever 221 through setting up stop collar 222 to the reliability of the utility model has been increased.
In this embodiment, the position-limiting sleeve 222 is made of an elastic material.
Adopt above-mentioned structure, impeller 32 produces wearing and tearing when can avoiding impeller 32 and stop collar 222 contact to prolong impeller 32's life, and can increase the utility model discloses a reliability.
In this embodiment, the side wall of the heat conducting shell 21 facing the inside of the shell 1 is attached with the thermoelectric generation piece 4 electrically connected to the power supply device 37, and the thermoelectric generation piece 4 includes a heat dissipation surface attached to the side wall of the heat conducting shell 21 and a heat absorption surface facing the inside of the shell 1.
In the above-mentioned structure, can absorb the inside heat of casing 1 through the heat-absorbing surface of thermoelectric generation piece 4, give off the heat through the cooling surface with the cooperation of blast apparatus 3 to produce the temperature difference, make thermoelectric generation piece 4 supply power to power supply unit 37. Through setting up thermoelectric generation piece 4 can be reasonable convert heat energy into electric energy to the consumption of the energy has been practiced thrift.
In this embodiment, the bottom of the casing 1 is provided with a support frame 5, the support frame 5 is connected with the casing 1 through a damping device, the damping device includes a spring 52 and a damping rubber pad 51, the damping rubber pad 51 is annular, and the spring 52 is disposed in a hollow portion of the damping rubber pad 51.
In the structure, the utility model discloses in the course of the work, because vibrations are too strong, can produce the noise of buzzing, nearby resident receives noise pollution very easily, through being provided with damping device, just can reduce vibrations to a certain extent to alleviate the volume, damping device is provided with spring 52 and damping rubber pad 51, under both mutually supporting, can absorb, eliminate the vibrations energy, can avoid spring 52 too fast again to be compressed and bounce, can also be in the installation the utility model discloses the time, receive the elastic force to protection casing 1 does not receive the damage, has increased the utility model discloses a reliability.
In this embodiment, a conveying mechanism 6 is disposed at the bottom of the housing 1, the conveying mechanism 6 includes a top block 61, a first hinge plate 62, a second hinge plate 63, a first sliding block 64, a second sliding block 65, a third hinge plate 66, a fourth hinge plate 67, a driving screw 68, a bottom block 69 and rollers 691 connected to the housing 1, the first hinge plate 62 and the second hinge plate 63 are hinged to the top block 61, the first sliding block 64 is hinged to the first hinge plate 62 and the third hinge plate 66, the second sliding block 65 is hinged to the second hinge plate 63 and the fourth hinge plate 67, the bottom block 69 is hinged to the third hinge plate 66 and the fourth hinge plate 67, the driving screw 68 penetrates through the first sliding block 64 and the second sliding block 65 and is connected to the first sliding block 64 and the second sliding block 65 through threads, a connecting block 7 is fixed to one end of the driving screw 68 opposite to the outer side of the housing 1, a rotating rod 7 is inserted into the connecting block 7, the roller 691 is fixed to the bottom of the bottom block 69.
In the above structure, when the utility model needs to move, the rotation rod 71 is rotated to drive the driving screw 68 to rotate, the first slider 64 and the second slider 65 move oppositely, so that the first hinged plate 62 and the second hinged plate 63 swing in a matching way, the third hinged plate 66 and the fourth hinged plate 67 swing in a matching way, and the bottom block 69 is driven to move downwards, so that the roller 691 is abutted against the ground, thereby facilitating the pushing of the utility model; when the utility model discloses when removing the position that needs the installation, drive screw 68 through the antiport dwang 71 and rotate, first slider 64 and second slider 65 antiport for first articulated slab 62 and second articulated slab 63 cooperation swing, third articulated slab 66 and fourth articulated slab 67 cooperation swing drive end block 69 upward movement, make gyro wheel 691 and ground leave mutually, the supporting seat contacts with ground, stall dwang 71. Can be convenient for remove through setting up conveying mechanism 6 the utility model discloses install, increased the utility model discloses a reliability, convenience and stability have reduced manpower resources's waste.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.
Claims (7)
1. An air flow through heat dissipating distribution transformer comprising a housing, characterized in that: the fan comprises a shell, a heat conducting shell, a heat radiating cavity and a heat radiating fin, wherein the heat conducting shell is arranged in the shell, the heat radiating fin is arranged on the side wall of the heat conducting shell, the heat radiating fin is arranged outside the shell, a heat radiating channel communicated with the heat radiating cavity is arranged in the heat radiating fin, the heat radiating fin comprises a rotating rod arranged in the heat radiating cavity, an impeller arranged above the rotating rod, an outer cover arranged at the bottom of the shell and provided with an opening at the top, a driver arranged in the outer cover, a driving shaft connected with the driver and a magnetic device sleeved on the driving shaft and used for driving the rotating rod to rotate, a power supply device electrically connected with the driver is arranged in the outer cover, the heat radiating fin is provided with a plurality of heat radiating fins which are horizontally arranged at intervals relative to the height direction of the shell, and the plurality of heat radiating fins, the bottom of each cooling fin is provided with an exhaust hole, and the exhaust holes of the two adjacent cooling fins with high height are positioned on the outer sides of the end parts of the cooling fins with low height.
2. An air flow through heat dissipating distribution transformer according to claim 1 wherein: the bottom of the heat dissipation cavity is inserted with a fixed rod, and the impeller and the rotating rod are sleeved on the fixed rod.
3. An air flow through heat dissipating distribution transformer according to claim 2, wherein: and a limiting sleeve is sleeved at the top end of the fixed rod.
4. An air flow through heat dissipating distribution transformer according to claim 3, wherein: the limiting sleeve is made of elastic materials.
5. An air flow through heat dissipating distribution transformer according to claim 1 wherein: the heat conduction shell is equipped with the thermoelectric generation piece with power supply unit electric connection towards the inside lateral wall facing of casing, the thermoelectric generation piece includes the heat-dissipating surface that pastes with the heat conduction shell lateral wall and towards the inside heat-absorbing surface of casing.
6. An air flow through heat dissipating distribution transformer according to claim 1 wherein: the damping rubber pad is annular, and the spring is arranged in the hollow part of the damping rubber pad.
7. An air flow through heat dissipating distribution transformer according to claim 6, wherein: the utility model discloses a conveying mechanism, including the casing, casing bottom is equipped with conveying mechanism, conveying mechanism includes kicking block, first articulated slab, second articulated slab, first slider, second slider, third articulated slab, fourth articulated slab, driving screw, end piece and the gyro wheel that links to each other with the casing, first articulated slab, second articulated slab are articulated with the kicking block, first slider is articulated with first articulated slab, third articulated slab, the second slider links to each other with second articulated slab, fourth articulated slab and is articulated, the end piece is articulated with third articulated slab, fourth articulated slab, driving screw runs through first slider and second slider, and rather than threaded connection, the one end in the relative casing outside of driving screw is fixed with the connecting block, insert on the connecting block and be equipped with the dwang, the gyro wheel is fixed in the end piece bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920560939.1U CN212782970U (en) | 2019-04-23 | 2019-04-23 | Air flow through type heat dissipation distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920560939.1U CN212782970U (en) | 2019-04-23 | 2019-04-23 | Air flow through type heat dissipation distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212782970U true CN212782970U (en) | 2021-03-23 |
Family
ID=75025678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920560939.1U Expired - Fee Related CN212782970U (en) | 2019-04-23 | 2019-04-23 | Air flow through type heat dissipation distribution transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212782970U (en) |
-
2019
- 2019-04-23 CN CN201920560939.1U patent/CN212782970U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210323 |