CN210837414U - Braided ribbon flat wire high-current transformer with good heat dissipation - Google Patents
Braided ribbon flat wire high-current transformer with good heat dissipation Download PDFInfo
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- CN210837414U CN210837414U CN201922103387.4U CN201922103387U CN210837414U CN 210837414 U CN210837414 U CN 210837414U CN 201922103387 U CN201922103387 U CN 201922103387U CN 210837414 U CN210837414 U CN 210837414U
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Abstract
The utility model provides a good braided strap flat wire heavy current transformer dispels heat, including bobbin and casing, the bobbin card is in the casing, the lateral wall of bobbin has connected gradually along vertical direction last heat-conducting ring, well heat-conducting ring and the lower heat-conducting ring that the equidistance distributes, the lateral wall of going up heat-conducting ring, well heat-conducting ring and heat-conducting ring down is connected with fin, well fin and lower fin respectively, it is U type structure to go up fin, well fin and fin down, is located go up the bobbin lateral wall between fin and the well fin and be equipped with primary, be located the lateral wall of bobbin between well fin and the lower fin is provided with secondary, primary is the braided strap flat column structure with secondary's cross section. The utility model provides a good braid over braid flat wire heavy current transformer dispels heat has the heat dissipation homogeneity that improves each part of bobbin, recycles the heat.
Description
Technical Field
The utility model relates to a transformer technical field especially relates to good braid over braid flat-wire high current transformer dispels heat.
Background
A Transformer (Transformer) is a device that changes an alternating-current voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. According to the application, the method can be divided into: the transformer mainly comprises a furnace transformer, a rectification transformer, a power frequency test transformer, a voltage regulator, a mining transformer, an audio transformer, a medium-frequency transformer, a high-frequency transformer, an impact transformer, an instrument transformer, an electronic transformer, a reactor, a mutual inductor and the like. The transformer consists of an iron core (or a magnetic core) and a coil, wherein the coil is provided with two or more than two windings, the winding connected with a power supply is called a primary coil, and the other windings are called secondary coils. It can transform alternating voltage, current and impedance. The simplest iron core transformer consists of an iron core made of soft magnetic material and two coils with different turns sleeved on the iron core.
Under the general condition, all be provided with heat abstractor on the transformer, the heat abstractor radiating effect of present design is not good, and the long-time high temperature work of transformer seriously influences the life of transformer.
In the prior art, a utility model patent with patent application number cn201721164926.x discloses "a heat-dissipating coil bobbin having a bobbin, a primary coil, a secondary coil and an aluminum case; the primary coil and the secondary coil are respectively arranged at the upper end and the lower end of the winding frame; the winding frame is assembled in the aluminum shell; the winding frame comprises a heat conduction flat plate and a winding barrel column; integrally formed and conducted winding cylinder columns are symmetrically arranged on the upper end surface and the lower end surface of the heat conduction flat plate, and a coil lead-out welding pin, a guide pin assembling hole and a reserved assembling heat dissipation guide hole for installing a heat radiator are arranged on the heat conduction flat plate; the primary coil and the secondary coil are respectively wound on the winding drum columns which correspond to each other up and down; and guide pins are arranged in the guide pin assembling holes. The utility model is used for coils such as high-power transformer, inductance, assemble the aluminum hull heat dissipation through middle heat-conducting plate, aluminium nitride ceramic material has high insulation resistance, high temperature resistant, high thermal conductivity to non-metal can not produce the characteristics of vortex in the magnetic field, still has the defect, and the heat-conducting plate that sets up at the middle part is uneven to the heat dispersion of each part of winding frame, and the heat-conducting plate exposes and gathers the ash easily, influences heat dispersion.
Therefore, it is necessary to provide a new braided ribbon flat wire high-current transformer with good heat dissipation to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a flat wire heavy current transformer of braid over braid that the heat dissipation is good, the technical problem of solution is that the heat-conducting plate is uneven to the heat dispersion of each part of winding frame, and the heat-conducting plate surface collection ash influences heat dispersion.
For solving the technical problem, the utility model provides a good flat wire of braid large current transformer dispels heat, including bobbin and casing, the bobbin card is in the casing, the lateral wall of bobbin has connected gradually last heat-conducting ring, well heat-conducting ring and the lower heat-conducting ring that the equidistance distributes along vertical direction, the lateral wall of going up heat-conducting ring, well heat-conducting ring and heat-conducting ring down is connected with fin, well fin and fin down respectively, it is U type structure to go up fin, well fin and fin down, is located go up the bobbin lateral wall between fin and the well fin and be equipped with primary, be located the lateral wall of bobbin between well fin and the lower fin is provided with secondary, primary is the flat structure of braid with secondary's cross section.
Preferably, the housing is provided with a ventilation groove communicated with the hollow cavity of the winding frame.
Preferably, the vertical sections of the upper, middle and lower heat sinks are different from the housing in distance.
Preferably, the upper heat sink and the lower heat sink are located on the same side, and the horizontal sections of the upper heat sink and the lower heat sink are provided with cleaning devices.
Preferably, the heat absorption device further comprises a controller, a temperature sensor, a storage battery and a reciprocating driving mechanism, wherein a heat absorption plate connected with the middle heat conduction ring is further connected in the shell, a thermoelectric converter is connected on the heat absorption plate, the output end of the storage battery is electrically connected with the temperature sensor and the input end of the controller, the output end of the temperature sensor is electrically connected with the input end of the controller, and the output end of the controller is electrically connected with the input end of the reciprocating driving device.
Preferably, the cleaning device mainly comprises a cleaning block and a connecting frame, the cleaning block is of a U-shaped structure and is connected with the horizontal sections of the upper radiating fin and the lower radiating fin in a sliding mode, the connecting frame is connected with the cleaning block, and the center of the connecting frame is connected with the driving end of the reciprocating driving mechanism.
Preferably, reciprocating drive mechanism mainly comprises drive shaft, driven shaft, transfer line and spacing, spacing passes through the support and links to each other with the casing, and spacing level sets up, transfer line sliding connection is on spacing, the drive shaft is installed at the casing inside wall, the drive end of drive shaft rotates with the driven shaft and links to each other, the one end that the drive shaft was kept away from to the driven shaft rotates with the transfer line and links to each other, the motion end and the link of transfer line link to each other, controller and the epaxial driving motor electric connection of drive.
Preferably, the outer side wall of the shell is provided with a protective shell, and the controller, the temperature sensor and the storage battery are all arranged in the protective shell.
Preferably, the cleaning surface of the cleaning block is provided with a bristle layer.
Compared with the prior art, the utility model provides a good braid over braid flat-wire high-current transformer dispels heat has following beneficial effect:
the utility model provides a good flat wire of braid over braid heavy current transformer dispels heat, the wire is the flat column structure of braid over braid, can bear bigger electric current than current round wire, primary coil and secondary coil work on the bobbin generate heat, with the supreme heat conduction ring of heat conduction, well heat conduction ring and lower heat conduction ring, the rethread is respectively through last fin, well fin and lower fin, improve the homogeneity of each partial heat dispersion ability of bobbin, and the flat wire has improved the performance of transformer around the primary coil and the secondary coil of constitution, help reducing thermal production in the course of the work.
Absorbed heat is transmitted to the thermoelectric converter through the absorber plate, the thermoelectric converter is stored its heat energy into the electric energy in the battery, for using, in order to protect the battery, externally mounted has the protective housing, controller control drive shaft rotates, drive the driven shaft motion, the driven shaft drives the transfer line along spacing horizontal slip, and then drive link horizontal migration, thereby it slides along last fin and lower fin to drive clean the piece, the brush hair layer through clean piece cleaning surface is cleared up the dust on last fin and lower fin surface, keep heat dispersion's stability.
Drawings
Fig. 1 is a schematic structural view of a braided flat-wire high-current transformer with good heat dissipation provided by the present invention;
fig. 2 is a schematic structural view of the braided flat-wire high-current transformer with good heat dissipation provided by the present invention;
fig. 3 is a schematic structural view illustrating a braided flat-wire high-current transformer with good heat dissipation performance provided by the present invention;
fig. 4 is an enlarged schematic structural diagram of a portion a of the braided flat-wire high-current transformer with good heat dissipation shown in fig. 3.
Reference numbers in the figures: 1. a bobbin; 2. a housing; 3. an upper heat conducting ring; 4. a middle heat conducting ring; 5. a lower heat conducting ring; 6. an upper heat sink; 7. a middle heat sink; 8. a lower heat sink; 9. a primary coil; 10. a secondary coil; 11. a ventilation groove; 12. a controller; 13. a temperature sensor; 14. a storage battery; 15. a heat absorbing plate; 16. a thermoelectric converter; 17. a cleaning block; 18. a connecting frame; 19. a drive shaft; 20. a drive shaft; 21. a transmission rod; 22. a limiting frame; 23. and (4) a protective shell.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Example 1:
please refer to fig. 1, the braided flat wire high current transformer with good heat dissipation: including bobbin 1 and casing 2, bobbin 1 card is in casing 2, bobbin 1's lateral wall has connected gradually the last heat-conducting ring 3 that the equidistance distributes along vertical direction, well heat-conducting ring 4 and heat-conducting ring 5 down, go up heat-conducting ring 3, well heat-conducting ring 4 is connected with fin 6 respectively with the lateral wall of heat-conducting ring 5 down, well fin 7 and fin 8 down, go up fin 6, well fin 7 and fin 8 are U type structure down, bobbin 1 lateral wall that is located between fin 6 and well fin 7 is equipped with primary coil 9, the lateral wall that is located bobbin 1 between fin 7 and fin 8 down is provided with secondary coil 10, primary coil 9 is the platykurtic structure with secondary coil 10's cross section, primary coil 9 all adopts ordinary wire to weave to form with secondary coil 10's wire in this embodiment.
The casing 2 is provided with an air-permeable groove 11 communicated with the cavity chamber in the bobbin 1, which is helpful for improving heat dissipation performance.
The vertical sections of the upper heat sink 6, the middle heat sink 7 and the lower heat sink 8 have different distances from the housing 2, which contributes to the improvement of the air-cooling heat dissipation efficiency of the upper heat sink 6, the middle heat sink 7 and the lower heat sink 8.
The primary coil 9 and the secondary coil 10 on the bobbin 1 work to generate heat, heat is conducted to the upper heat conduction ring 3, the middle heat conduction ring 4 and the lower heat conduction ring 5, and then the heat is respectively conducted through the upper radiating fin 6, the middle radiating fin 7 and the lower radiating fin 8, so that the uniformity of the heat dissipation performance of each part of the bobbin 1 is improved.
Example 2:
referring to fig. 1, 2, 3 and 4, a braided flat-wire high-current transformer with good heat dissipation is basically the same as that of embodiment 1, and further, the upper heat sink 6 and the lower heat sink 8 are located on the same side, and the horizontal sections of the upper heat sink 6 and the lower heat sink 8 are provided with cleaning devices.
The reciprocating heat-transfer device is characterized by further comprising a controller 12, a temperature sensor 13, a storage battery 14 and a reciprocating driving mechanism, wherein a heat absorbing plate 15 connected with the middle heat-conducting ring 4 is further connected in the shell 2, a thermoelectric converter 16 is connected onto the heat absorbing plate 15, the output end of the storage battery 14 is electrically connected with the temperature sensor 13 and the input end of the controller 12, the output end of the temperature sensor 13 is electrically connected with the input end of the controller 12, and the output end of the controller 12 is electrically connected with the input end of the reciprocating driving device.
The cleaning device mainly comprises a cleaning block 17 and a connecting frame 18, wherein the cleaning block 17 is of a U-shaped structure and is connected with the horizontal sections of the upper radiating fin 6 and the lower radiating fin 8 in a sliding mode, the connecting frame 18 is connected with the cleaning block 17, and the center of the connecting frame 18 is connected with the driving end of the reciprocating driving mechanism.
The reciprocating driving mechanism mainly comprises a driving shaft 19, a driven shaft 20, a driving rod 21 and a limiting frame 22, wherein the limiting frame 22 is connected with the shell 2 through a support, the limiting frame 22 is horizontally arranged, the driving rod 21 is connected to the limiting frame 22 in a sliding mode, the driving shaft 19 is arranged on the inner side wall of the shell 2, the driving end of the driving shaft 19 is rotatably connected with the driven shaft 20, one end, far away from the driving shaft 19, of the driven shaft 20 is rotatably connected with the driving rod 21, the moving end of the driving rod 21 is connected with the connecting frame 18, and the controller 12 is electrically connected with a driving.
The outer side wall of the shell 2 is provided with a protective shell 23, and the controller 12, the temperature sensor 13 and the storage battery 14 are all arranged in the protective shell 23.
The cleaning surface of the cleaning block 17 is provided with a bristle layer.
The utility model provides a good braid over braid flat wire heavy current transformer's of heat dissipation theory of operation as follows:
when the transformer is used, the lead is a braided strap flat structure, can bear bigger current than the current round lead, the inside can produce more heat, absorbed heat is transmitted to the thermoelectric converter 16 through the heat absorbing plate 15, the thermoelectric converter 16 converts the heat energy into electric energy to be stored in the storage battery 14 for use, in order to protect the storage battery 14, a protective shell 23 is installed outside the thermoelectric converter, the controller 12 controls the driving shaft 19 to rotate, the driven shaft 20 is driven to move, the driven shaft 20 drives the driving rod 21 to horizontally slide along the limiting frame 22, and further drives the connecting frame 18 to horizontally move, so as to drive the cleaning block 17 to slide along the upper radiating fin 6 and the lower radiating fin 8, the dust on the surfaces of the upper radiating fin 6 and the lower radiating fin 8 is cleaned through the brush hair layer of the cleaning face of the cleaning block 17, and the stability of the.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (9)
1. A braided strap flat wire high-current transformer with good heat dissipation comprises a bobbin (1) and a shell (2), wherein the bobbin (1) is clamped in the shell (2), and is characterized in that the outer side wall of the bobbin (1) is sequentially connected with an upper heat conduction ring (3), a middle heat conduction ring (4) and a lower heat conduction ring (5) which are distributed equidistantly along the vertical direction, the outer side walls of the upper heat conduction ring (3), the middle heat conduction ring (4) and the lower heat conduction ring (5) are respectively connected with an upper heat radiation fin (6), a middle heat radiation fin (7) and a lower heat radiation fin (8), the upper heat radiation fin (6), the middle heat radiation fin (7) and the lower heat radiation fin (8) are all of a U-shaped structure, the outer side wall of the bobbin (1) between the upper heat radiation fin (6) and the middle heat radiation fin (7) is provided with a primary coil (9), the outer side wall of the bobbin (1) between the middle heat radiation fin (7) and the, the cross sections of the primary coil (9) and the secondary coil (10) are both in a flat structure of a braided belt.
2. The braided flat wire high-current transformer with good heat dissipation performance as claimed in claim 1, wherein the housing (2) is provided with a ventilation slot (11) communicated with a cavity in the bobbin (1).
3. The braided flat wire high-current transformer with good heat dissipation according to claim 2, wherein the distances between the vertical sections of the upper heat sink (6), the middle heat sink (7) and the lower heat sink (8) and the housing (2) are different.
4. The braided flat wire high-current transformer with good heat dissipation of claim 1, wherein the upper heat sink (6) and the lower heat sink (8) are located on the same side, and the horizontal sections of the upper heat sink (6) and the lower heat sink (8) are provided with cleaning devices.
5. The braided flat wire high-current transformer with good heat dissipation performance as recited in claim 4, further comprising a controller (12), a temperature sensor (13), a storage battery (14) and a reciprocating driving mechanism, wherein a heat absorbing plate (15) connected with the middle heat conducting ring (4) is further connected in the housing (2), a thermoelectric converter (16) is connected on the heat absorbing plate (15), an output end of the storage battery (14) is electrically connected with the temperature sensor (13) and an input end of the controller (12), an output end of the temperature sensor (13) is electrically connected with an input end of the controller (12), and an output end of the controller (12) is electrically connected with an input end of the reciprocating driving device.
6. The braid flat wire high-current transformer with good heat dissipation as recited in claim 5, wherein the cleaning device is mainly composed of a cleaning block (17) and a connecting frame (18), the cleaning block (17) is of a U-shaped structure and is slidably connected with the horizontal sections of the upper radiating fin (6) and the lower radiating fin (8), the connecting frame (18) is connected with the cleaning block (17), and the center of the connecting frame (18) is connected with the driving end of the reciprocating driving mechanism.
7. The flat-wire large-current transformer with the weaving band and the good heat dissipation function of claim 6, wherein the reciprocating driving mechanism mainly comprises a driving shaft (19), a driven shaft (20), a driving rod (21) and a limiting frame (22), the limiting frame (22) is connected with the shell (2) through a support, the limiting frame (22) is horizontally arranged, the driving rod (21) is connected to the limiting frame (22) in a sliding mode, the driving shaft (19) is arranged on the inner side wall of the shell (2), the driving end of the driving shaft (19) is connected with the driven shaft (20) in a rotating mode, one end, far away from the driving shaft (19), of the driven shaft (20) is connected with the driving rod (21) in a rotating mode, the moving end of the driving rod (21) is connected with the connecting frame (18), and the controller (12) is electrically connected with a driving motor on the driving shaft (.
8. The braided flat wire high-current transformer with good heat dissipation performance as recited in claim 6, wherein a protective shell (23) is arranged on the outer side wall of the shell (2), and the controller (12), the temperature sensor (13) and the storage battery (14) are all arranged in the protective shell (23).
9. The braided flat wire high-current transformer with good heat dissipation according to claim 8, wherein the cleaning surface of the cleaning block (17) is provided with a brush layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103387.4U CN210837414U (en) | 2019-11-29 | 2019-11-29 | Braided ribbon flat wire high-current transformer with good heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103387.4U CN210837414U (en) | 2019-11-29 | 2019-11-29 | Braided ribbon flat wire high-current transformer with good heat dissipation |
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| Publication Number | Publication Date |
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| CN210837414U true CN210837414U (en) | 2020-06-23 |
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| CN201922103387.4U Active CN210837414U (en) | 2019-11-29 | 2019-11-29 | Braided ribbon flat wire high-current transformer with good heat dissipation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257535A (en) * | 2021-03-25 | 2021-08-13 | 深圳市科达嘉电子有限公司 | Braided wire inductance coil and braided wire large current inductance |
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2019
- 2019-11-29 CN CN201922103387.4U patent/CN210837414U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257535A (en) * | 2021-03-25 | 2021-08-13 | 深圳市科达嘉电子有限公司 | Braided wire inductance coil and braided wire large current inductance |
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