CN209962867U - Anti-interference high-frequency electronic transformer - Google Patents
Anti-interference high-frequency electronic transformer Download PDFInfo
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- CN209962867U CN209962867U CN201920944932.XU CN201920944932U CN209962867U CN 209962867 U CN209962867 U CN 209962867U CN 201920944932 U CN201920944932 U CN 201920944932U CN 209962867 U CN209962867 U CN 209962867U
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- electronic transformer
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Abstract
The utility model relates to an electronic transformer technical field just discloses an anti-interference high frequency electronic transformer, including casing, bottom plate, circuit board and U-shaped mounting panel, circuit board fixed connection is in the upper end of bottom plate, a plurality of spacing screws have been seted up and have been passed through spacing bolt fixed connection to the lower extreme of casing and the surface symmetry of bottom plate, the isolated copper foil of the inboard equal fixedly connected with one deck of casing and bottom plate, the casing is close to the upper end about the equal fixedly connected with locating plate of two outer walls of the back of the body mutually, two cardboard that set up about the locating plate symmetry of the inner wall fixedly connected with of U-shaped mounting panel, a plurality of location screws have been seted up and have been passed through locating bolt fixed connection to. The utility model provides high frequency electronic transformer's radiating efficiency has guaranteed high frequency electronic transformer's normal use, and the fixed use that the lead wire of being convenient for is firm.
Description
Technical Field
The utility model relates to an electronic transformer technical field especially relates to an anti-interference high frequency electronic transformer.
Background
The high-frequency electronic transformer is an electronic transformer with high working frequency, and the working frequency is generally higher than 20 kHz.
When the high-frequency electronic transformer works in a power circuit, the working frequency reaches 50 KHz-100 KHz, and some high-frequency electronic transformers are even higher, external high-frequency clutter signals and external magnetic field interference have great influence on the high-frequency electronic transformer, and the high-frequency electronic transformer is in contact connection with the bottom of the mounting plate when being mounted, so that the lower end of the high-frequency electronic transformer is not provided with a heat dissipation space, and the problem that the heat in the high-frequency electronic transformer is accumulated easily to influence the use of the high-frequency electronic transformer is solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art outside high frequency clutter signal and outer magnetic field and disturbing then have very big influence to high frequency electronic transformer, and high frequency electronic transformer is the contact connection with the bottom of mounting panel when the installation, and this lower extreme that just causes high frequency electronic transformer does not have the heat dissipation space, causes the problem of the inside heat of high frequency electronic transformer to gather and then influence the problem that high frequency electronic transformer used easily, and the anti-interference high frequency electronic transformer that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an anti-interference high-frequency electronic transformer comprises a shell, a bottom plate, a circuit board and a U-shaped mounting plate, wherein the circuit board is fixedly connected to the upper end of the bottom plate, a plurality of limiting screw holes are symmetrically formed in the lower end of the shell and the surface of the bottom plate and are fixedly connected through limiting bolts, a layer of isolating copper foil is fixedly connected to the inner sides of the shell and the bottom plate, positioning plates are fixedly connected to two outer walls of the shell, which are opposite to each other, close to the upper end, of the shell, two clamping plates are symmetrically arranged on the inner wall of the U-shaped mounting plate, a plurality of positioning screw holes are symmetrically formed in the surfaces of the clamping plates and the positioning plates and are fixedly connected through the positioning bolts, a gap is reserved between the outer wall of the shell and the U-shaped mounting plate, a lead is electrically connected to the circuit board, one end of the, and a wire fixing mechanism for fixing the lead wire is arranged in the wire passing hole.
Preferably, the thread fixing mechanism comprises a groove formed in the inner wall of the thread passing hole, a thrust spring is arranged in the groove, one end of the thrust spring is fixedly connected with the groove bottom of the groove, the other end of the thrust spring is fixedly connected with an extrusion rod, the extrusion rod is far away from one end of the thrust spring and is fixedly connected with an arc-shaped pressing plate, a strip-shaped opening communicated with the groove is formed in the outer wall of the U-shaped mounting plate, one end of the extrusion rod is located in the groove, the T-shaped poking rod is fixedly connected with a T-shaped poking rod, and one end, far away from the extrusion rod, of the T-shaped poking rod.
Preferably, the lower ends of the vertical side wall and the bottom plate of the shell are fixedly connected with a plurality of radiating fins, and one ends of the radiating fins extend into the inner side of the shell through holes.
Preferably, the radiating fin is composed of a plurality of bending parts, and a plurality of radiating through holes are uniformly formed in the surface of the radiating fin.
Preferably, the inner side of the arc-shaped pressing plate is fixedly connected with a layer of anti-skid and wear-resistant rubber pad.
Compared with the prior art, the utility model provides an anti-interference high frequency electronic transformer possesses following beneficial effect:
1. the anti-interference high-frequency electronic transformer has effective anti-interference performance through the arranged isolated copper foil, and avoids the problem that the use of the high-frequency electronic transformer is influenced by external high-frequency clutter signals and external magnetic field interference.
2. This anti-interference high frequency electronic transformer, through the casing that is equipped with, the bottom plate, the circuit board, the U-shaped mounting panel, the locating plate, the cardboard, fin and heat dissipation through-hole, can realize the connection dismantled of casing and bottom plate through the cooperation of spacing screw and spacing bolt, and then can be convenient for to the maintenance of circuit board use, and can make and leave the clearance between casing and bottom plate and the U-shaped mounting panel through the connection of locating plate and cardboard, avoid the radiating problem of contact mounting influence, and can improve the radiating efficiency of casing circuit board through the fin that is equipped with, the fin comprises a plurality of kinks and has increased heat radiating area in limited space, the cooperation is equipped with heat dissipation through-hole has further increased the radiating efficiency, the normal use of high frequency electronic transformer has been guaranteed.
3. This anti-interference high frequency electronic transformer, through the lead wire that is equipped with, cross the line hole and solidus mechanism, when using, pass the lead wire in the line hole, can be convenient for to the categorised use of arrangement of lead wire, thrust spring promotes the stripper bar, and then promotes arc clamp plate rebound, can carry out the firm pressure of stabilizing to the lead wire and hold spacingly, the fixed use that the lead wire of being convenient for is firm.
And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model provides high frequency electronic transformer's radiating efficiency has guaranteed high frequency electronic transformer's normal use, and the fixed use that the lead wire of being convenient for is firm.
Drawings
Fig. 1 is a schematic structural diagram of an anti-interference high-frequency electronic transformer according to the present invention;
fig. 2 is the utility model provides an anti-interference high frequency electronic transformer a part's schematic structure.
In the figure: the structure comprises a shell 1, a bottom plate 2, a circuit board 3, a U-shaped mounting plate 4, an isolated copper foil 5, a positioning plate 6, a clamping plate 7, a lead wire 8, a wire passing hole 9, a wire fixing mechanism 10, a groove 101, a thrust spring 102, an extrusion rod 103, an arc-shaped pressing plate 104, a strip-shaped opening 105, a T-shaped poking rod 106, a heat radiating fin 11 and a heat radiating through hole 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, an anti-interference high-frequency electronic transformer comprises a shell 1, a bottom plate 2, a circuit board 3 and a U-shaped mounting plate 4, wherein the circuit board 3 is fixedly connected to the upper end of the bottom plate 2, the lower end of the shell 1 and the surface of the bottom plate 2 are symmetrically provided with a plurality of limiting screw holes and fixedly connected through limiting bolts, the inner sides of the shell 1 and the bottom plate 2 are fixedly connected with a layer of isolating copper foil 5, the two outer walls of the shell 1, which are close to the upper end and are opposite to each other, are fixedly connected with a positioning plate 6, the inner wall of the U-shaped mounting plate 4 is fixedly connected with two clamping plates 7 which are symmetrically arranged relative to the positioning plate 6, the surfaces of the clamping plates 7 and the positioning plate 6 are symmetrically provided with a plurality of positioning screw holes and fixedly connected through positioning bolts, a gap is reserved between the, the side wall of the U-shaped mounting plate 4 is provided with a wire passing hole 9 for leading wires 8 to extend out, and a wire fixing mechanism 10 for fixing the leading wires 8 is arranged in the wire passing hole 9.
The wire fixing mechanism 10 comprises a groove 101 arranged on the inner wall of the wire passing hole 9, a thrust spring 102 is arranged in the groove 101, one end of the thrust spring 102 is fixedly connected with the bottom of the groove 101, the other end of the thrust spring 102 is fixedly connected with an extrusion rod 103, one end of the extrusion rod 103 far away from the thrust spring 102 is fixedly connected with an arc-shaped pressing plate 104, the outer wall of the U-shaped mounting plate 4 is provided with a strip-shaped opening 105 communicated with the groove 101, one end of the extrusion rod 103 in the groove 101 is fixedly connected with a T-shaped poking rod 106, one end of the T-shaped poking rod 106 far away from the extrusion rod 103 penetrates through the U-shaped mounting plate 4 through the strip-shaped opening 105, the lead wires 8 pass through the wire passing hole 9, the sorting and the classified use of, and then promote arc clamp plate 104 rebound, can carry out firm pressure to lead wire 8 and hold spacingly, be convenient for the fixed use that lead wire 8 is firm.
The equal fixedly connected with a plurality of fin 11 of the vertical lateral wall of casing 1 and the lower extreme of bottom plate 2, the one end of fin 11 is passed through the through-hole and is stretched into casing 1 inboard, can improve the radiating efficiency of circuit board 3 in the casing 1, and fin 11 comprises a plurality of kinks and has increased heat radiating area in limited space, and the cooperation is equipped with heat dissipation through-hole 12 has further increased radiating efficiency, has guaranteed high frequency electronic transformer's normal use.
The heat sink 11 is composed of a plurality of bending portions and has a plurality of heat dissipating through holes 12 uniformly formed on the surface thereof.
The inner side of the arc-shaped pressing plate 104 is fixedly connected with a layer of anti-skid wear-resistant rubber pad, and the lead 8 can be stably pressed and held.
In the utility model, when in use, the insulating copper foil 5 is arranged, the anti-interference performance is effective, the problem that the use of a high-frequency electronic transformer is influenced by external high-frequency clutter signals and external magnetic field interference is avoided, the detachable connection of the shell 12 and the bottom plate can be realized through the matching of the limiting screw hole and the limiting bolt through the shell 1, the bottom plate 2, the circuit board 3, the U-shaped mounting plate 4, the positioning plate 6, the clamping plate 7, the radiating fins 11 and the radiating through holes 12, the maintenance and the use of the circuit board 3 can be facilitated, gaps can be left between the shell 1 and the bottom plate 2 and the U-shaped mounting plate 4 through the connection of the positioning plate 6 and the clamping plate 7, the problem that the contact installation influences the radiation is avoided, the radiating efficiency of the circuit board 3 in the shell 1 can be improved through the radiating fins 11, the radiating fins 11 are formed by, the heat dissipation through-hole 12 that the cooperation was equipped with has further increased the radiating efficiency, high frequency electronic transformer's normal use has been guaranteed, through the lead wire 8 that is equipped with, cross line hole 9 and solidus mechanism 10, when using, pass lead wire 8 in the line hole 9, can be convenient for to the categorised use of arrangement of lead wire 8, thrust spring 102 promotes the extrusion stem 103, and then promotes arc clamp plate 104 rebound, can carry out firm pressure to lead wire 8 and hold spacingly, the fixed use that lead wire 8 is firm of being convenient for.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. An anti-interference high-frequency electronic transformer comprises a shell (1), a bottom plate (2), a circuit board (3) and a U-shaped mounting plate (4), and is characterized in that the circuit board (3) is fixedly connected to the upper end of the bottom plate (2), a plurality of limiting screw holes are symmetrically formed in the lower end of the shell (1) and the surface of the bottom plate (2) and are fixedly connected through limiting bolts, a layer of insulating copper foil (5) is fixedly connected to the inner sides of the shell (1) and the bottom plate (2), positioning plates (6) are fixedly connected to the left outer wall and the right outer wall of the shell (1) close to the upper end and the opposite to the left outer wall, two clamping plates (7) symmetrically arranged relative to the positioning plates (6) are fixedly connected to the inner wall of the U-shaped mounting plate (4), a plurality of positioning screw holes are symmetrically formed in the surfaces, leave the clearance between outer wall of casing (1) and U-shaped mounting panel (4), the electric connection has lead wire (8) on circuit board (3), the one end that circuit board (3) were kept away from in lead wire (8) runs through outside stretching out casing (1), line hole (9) are crossed that is used for lead wire (8) to stretch out is offered to the lateral wall of U-shaped mounting panel (4), be equipped with solidus mechanism (10) that are used for fixed lead wire (8) in crossing line hole (9).
2. The high frequency electronic transformer of claim 1, the thread fixing mechanism (10) comprises a groove (101) arranged on the inner wall of the thread passing hole (9), a thrust spring (102) is arranged in the groove (101), one end of the thrust spring (102) is fixedly connected with the groove bottom of the groove (101), the other end of the thrust spring (102) is fixedly connected with an extrusion rod (103), one end of the extrusion rod (103) far away from the thrust spring (102) is fixedly connected with an arc-shaped pressing plate (104), the outer wall of the U-shaped mounting plate (4) is provided with a strip-shaped opening (105) communicated with the groove (101), a T-shaped poke rod (106) is fixedly connected with the rod wall at one end of the extrusion rod (103) positioned in the groove (101), one end of the T-shaped poke rod (106) far away from the extrusion rod (103) penetrates through the U-shaped mounting plate (4) through the strip-shaped opening (105).
3. The anti-interference high-frequency electronic transformer according to claim 1, wherein a plurality of cooling fins (11) are fixedly connected to the vertical side wall of the housing (1) and the lower end of the bottom plate (2), and one end of each cooling fin (11) extends into the inside of the housing (1) through a through hole.
4. The anti-interference high-frequency electronic transformer according to claim 3, wherein the heat sink (11) is formed by a plurality of bent portions and has a plurality of heat dissipating through holes (12) uniformly formed on the surface thereof.
5. The high-frequency anti-interference electronic transformer according to claim 2, wherein a layer of anti-skid and wear-resistant rubber pad is fixedly connected to the inner side of the arc-shaped pressing plate (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920944932.XU CN209962867U (en) | 2019-06-22 | 2019-06-22 | Anti-interference high-frequency electronic transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920944932.XU CN209962867U (en) | 2019-06-22 | 2019-06-22 | Anti-interference high-frequency electronic transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209962867U true CN209962867U (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920944932.XU Active CN209962867U (en) | 2019-06-22 | 2019-06-22 | Anti-interference high-frequency electronic transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209962867U (en) |
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2019
- 2019-06-22 CN CN201920944932.XU patent/CN209962867U/en active Active
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