CN209804413U - Electronic transformer - Google Patents
Electronic transformer Download PDFInfo
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- CN209804413U CN209804413U CN201920725906.8U CN201920725906U CN209804413U CN 209804413 U CN209804413 U CN 209804413U CN 201920725906 U CN201920725906 U CN 201920725906U CN 209804413 U CN209804413 U CN 209804413U
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Abstract
The utility model discloses an electronic transformer, its characterized in that: the magnetic core comprises a shell, a magnetic core, a coil winding and a plurality of pins; the shell is a hollow cuboid structure formed by splicing a first steel plate and a second steel plate; a magnetic core is arranged in the shell; the outer circumferential wall of the magnetic core is wound and connected with a coil winding; a plurality of first through holes are further horizontally arranged at intervals at the lower position of the inner surface of the second steel plate, and the first through holes are horizontally arranged and penetrate through the second steel plate; a plurality of through holes are formed in the lower surface of the second steel plate at intervals horizontally, are vertically arranged and are communicated with the corresponding first through holes; the pins are of L-shaped structures which are vertically arranged, the upper ends of the pins horizontally penetrate through the corresponding first through holes respectively and extend out of the outer surface of the second steel plate, and the lower ends of the pins vertically penetrate through the corresponding through holes respectively and extend out of the lower surface of the second steel plate. The utility model discloses simple structure need not the welding, and the installation of being convenient for has improved production efficiency effectively, has reduced manufacturing cost.
Description
Technical Field
The utility model relates to an electronic components technical field, concretely relates to electronic transformer.
Background
The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, generally comprising two groups of coils wound with wires and combined together in an inductive way, when alternating current flows into one of the coils, the other group of coils will induce alternating voltage with the same frequency, and the induced voltage depends on the coupling degree of the two coils and the magnetic linkage degree, and the electronic transformer is very commonly applied to electronic circuits due to high efficiency, low cost, small structure and light weight in the function of transforming voltage. At present conventional electronic transformer is in the manufacturing process, the lead wire of its winding generally is on the pin through tin welding, this production mode exists the shortcoming of length of time spent, can produce harmful gas when the solder wire welding, easily to healthy influence, polluted the environment simultaneously, and ordinary workman need just can post after carrying out the welding training, has easily that welding speed is slow, the solder joint is not pleasing to the eye scheduling problem, and ordinary workman jumps the groove and trades the post frequently now simultaneously to the manufacturing cost of enterprise has further been increased.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide an electronic transformer, simple structure need not the welding, and the installation of being convenient for has improved production efficiency effectively, has reduced manufacturing cost.
In order to solve the technical problem, the utility model discloses take following technical scheme: the utility model discloses an electronic transformer, its innovation point lies in: the magnetic core comprises a shell, a magnetic core, a coil winding and a plurality of pins; the shell is of a hollow cuboid structure formed by splicing a first steel plate and a second steel plate, and the front surface and the rear surface of the shell are open; the first steel plate is horizontally arranged from top to bottom, and the second steel plate is vertically arranged from left to right; a magnetic core is horizontally arranged in the shell, and the axial direction of the magnetic core is perpendicular to the inner surface of the second steel plate; the outer circumferential wall of the magnetic core is also provided with a coil winding in a winding way; a plurality of first through holes are further horizontally arranged at intervals on the lower position of the inner surface of each second steel plate, and each first through hole is horizontally arranged along the front-back direction of the shell and penetrates through the outer surface of each second steel plate; a plurality of through holes are formed in the lower surface of each second steel plate at intervals horizontally, each through hole is vertically arranged along the front-back direction of the shell, the upper end of each through hole extends upwards vertically and is communicated with the corresponding first through hole; each pin is of an L-shaped structure which is vertically arranged, the upper ends of the pins horizontally penetrate through the corresponding first through holes respectively and extend out of the outer surface of the second steel plate, and the lower ends of the pins vertically penetrate through the corresponding through holes respectively and extend out of the lower surface of the second steel plate.
Preferably, a plurality of counter bores are vertically arranged on the periphery of the outer surface of each second steel plate, and each counter bore is arranged towards the direction of the inner surface of each second steel plate and penetrates through the inner surface of each second steel plate; handles which are convenient for lifting the second steel plate are symmetrically arranged on the upper and lower parts of the outer surface of the second steel plate; grooves are symmetrically formed in the inner surface of the second steel plate up and down, and the arrangement position of each groove is not interfered with the arrangement position of the counter bore.
Preferably, the arrangement position of the counter bore is not interfered with the arrangement position of the first through hole and the arrangement position of the through hole respectively.
Preferably, a plurality of threaded holes are formed in the left side surface and the right side surface of each first steel plate respectively, the arrangement position of each threaded hole is consistent with the arrangement position of the counter bore, and the threaded holes are matched with the counter bore.
Preferably, the steel plate further comprises a plurality of countersunk head bolts, each countersunk head bolt is matched with the counter bore and the threaded hole, and each second steel plate is in threaded connection with the first steel plate through the countersunk head bolt.
Preferably, side plates are vertically arranged on the left side and the right side of the magnetic core, each side plate is fixedly connected with the magnetic core, and the upper surface and the lower surface of each side plate are respectively tightly propped against the inner surface of the first steel plate; a plurality of second through holes are further horizontally arranged at intervals on the lower position of the inner surface of each side plate, and each second through hole is horizontally arranged along the front-back direction of the shell and penetrates through the outer surface of each side plate; the setting position of each second through hole is consistent with that of the first through hole, and the second through holes are communicated with each other.
Preferably, each limiting column is symmetrically arranged on the upper and lower sides of the outer surface of each side plate, and each limiting column is horizontally arranged and is respectively matched with the groove in the second steel plate.
Preferably, the coil winding further comprises a plurality of sleeves, and leads of the coil winding are led out from each second through hole and each first through hole in sequence and are respectively lapped on the upper end of each pin; and the upper end of each pin is also sleeved with a sleeve, and each pin is fixedly connected with the corresponding lead through the sleeve.
Preferably, each of the sleeves is a rubber sleeve or a heat shrink sleeve.
Preferably, positioning columns are vertically arranged at four right angles of the lower surface of the lower first steel plate.
The utility model has the advantages that:
1) The utility model discloses a sleeve pipe is fixed pin and lead wire, and the method is simple, has not only practiced thrift the material cost, has improved production efficiency, has avoided producing harmful gas polluted environment simultaneously.
2) the utility model discloses a mode that the sleeve pipe is fixed, ordinary workman does not need skilled welding technique, has reduced and has recruited the worker to the cost of labor has been reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the electronic transformer of the present invention.
Fig. 2 is a schematic structural view of the second steel plate of fig. 1.
Wherein, 1-a first steel plate; 2-a second steel plate; 3-a magnetic core; 4-a coil winding; 5-side plate; 6-groove; 7-a limiting column; 8-pin; 9-a lead; 10-a first through hole; 11-a through hole; 12-a second through hole; 13-a sleeve; 14-counter bore; 15-a handle; 16-positioning columns.
Detailed Description
The technical solution of the present invention will be described clearly and completely through the following detailed description.
The utility model relates to an electronic transformer, which comprises a shell, a magnetic core 3, a coil winding 4 and a plurality of pins 8; the concrete structure is as shown in figure 1, the shell is a hollow cuboid structure formed by splicing a first steel plate 1 and a second steel plate 2, and the front surface and the rear surface of the shell are open;
The second steel plates 2 are vertically arranged left and right, and a plurality of counter bores 14 matched with the counter bolts are vertically arranged on the periphery of the outer surface of each second steel plate 2, as shown in fig. 1 and 2, each counter bore 14 is arranged towards the inner surface direction of the second steel plate 2 and penetrates through the inner surface of the second steel plate 2; the first steel plate 1 is horizontally arranged up and down, a plurality of threaded holes matched with the countersunk head bolts are respectively formed in the left side surface and the right side surface of each first steel plate 1, the setting position of each threaded hole is consistent with the setting position of the counter bore 14, and the threaded holes and the counter bore 14 are matched with each other. Each second steel plate 2 is in threaded connection with the first steel plate 1 through a countersunk head bolt. The utility model discloses a mode of first steel sheet 1 and 2 spiro unions of second steel sheet for the shell can be dismantled, thereby the inside maintenance of shell is handled.
As shown in fig. 2, handles 15 are also symmetrically arranged on the upper and lower sides of the outer surface of the second steel plate 2, and the handles 15 are arranged in the circumference enclosed by the counter bore 14, so that the second steel plate 2 or the whole device can be conveniently lifted.
The utility model is provided with a plurality of first through holes 10 at horizontal intervals at the lower position of the inner surface of each second steel plate 2, each first through hole 10 is horizontally arranged along the front and back direction of the shell and respectively penetrates through the outer surface of the second steel plate 2; as shown in fig. 1, a plurality of through holes 11 are further horizontally formed in the lower surface of each second steel plate 2 at intervals, each through hole 11 is vertically formed along the front-back direction of the housing, and the upper end of each through hole 11 extends vertically upwards and is communicated with the corresponding first through hole 10; the arrangement position of the counter bore 14 does not interfere with the arrangement position of the first through hole 10 and the arrangement position of the through hole 11.
The magnetic core 3 is horizontally arranged in the shell, and the axial direction of the magnetic core 3 is vertical to the inner surface of the second steel plate 2; as shown in fig. 1, side plates 5 are vertically arranged on the left side and the right side of the magnetic core 3, each side plate 5 is fixedly connected with the magnetic core 3, and the upper surface and the lower surface of each side plate are respectively tightly propped against the inner surface of the first steel plate 1; a plurality of second through holes 12 are further horizontally arranged at intervals at the lower position of the inner surface of each side plate 5, and each second through hole 12 is horizontally arranged along the front-back direction of the shell and respectively penetrates through the outer surface of each side plate 5; a coil winding 4 is also wound around the outer circumferential wall of the magnetic core 3. The arrangement position of each second through hole 12 is consistent with that of the first through hole 10, and the two are communicated with each other. The utility model, through the design of the side plate 5, the magnetic core 3 is placed on the first steel plate, and the stability of the magnetic core 3 in working is improved; and a second through hole 12 is formed in the side plate 5, so that the lead wire 9 of the coil winding 4 can be conveniently led out.
As shown in fig. 1, grooves 6 are also symmetrically arranged on the upper and lower sides of the inner surface of the second steel plate 2, and the arrangement position of each groove 6 is not interfered with the arrangement position of the counter bore 14. Meanwhile, the outer surface of each side plate 5 is further provided with limiting columns 7 in an up-down symmetrical mode, each limiting column 7 is horizontally arranged and is respectively matched with the grooves 6 in the second steel plate 2. The utility model discloses a recess 6 and spacing post 7 matched with mode are convenient for fix a position magnetic core 3 to the stability of this device has been increased.
the utility model discloses in each pin 8 be the L shape structure of vertical setting, and its upper end level respectively passes corresponding first through-hole 10 to extend second steel sheet 2's surface, each pin 8's lower extreme is vertical through-hole 11 that corresponds respectively, and extends second steel sheet 2's lower surface. As shown in fig. 1, the lead wires 9 of the coil winding 4 are sequentially led out from each of the second through holes 12 and the first through holes 10, and are respectively lapped on the upper end of each of the leads 8; meanwhile, a sleeve 13 is sleeved at the upper end of each pin 8, and each pin 8 is fixedly connected with the corresponding lead 9 through the sleeve 13; wherein, the sleeve 13 is a rubber sleeve or a heat-shrinkable sleeve. The utility model discloses a sleeve pipe 13 is fixed pin 8 and lead wire 9, has not only practiced thrift the material cost, has improved production efficiency, has avoided producing harmful gas polluted environment simultaneously.
As shown in fig. 1, in order to better match and fix the device with a PCB board during installation and prevent the pin 8 from loosening due to position deviation, positioning posts 16 are vertically arranged at four right angles of the lower surface of the lower first steel plate 1; wherein, the PCB board must be provided with a through hole matching with the positioning post 16.
The utility model discloses a theory of operation: firstly, winding a coil winding 4 on the outer circumferential wall of the magnetic core 3, placing the coil winding in the first steel plate 1, and then aligning the second steel plate 2, so that the grooves 6 on the second steel plate 2 are sleeved on the limiting columns 7 of the side plates 5 on the two sides of the magnetic core 3, and ensuring that the pins 8 are positioned on the lower half part of the second steel plate 2; then the second steel plate 2 is in threaded connection with the first steel plate 1 through a countersunk head bolt; then, the device is placed at a corresponding position of a PCB, and then the lead 9 of the coil winding 4 is led out through the second through hole 12 and the first through hole 10 in sequence and is lapped on the upper end of the pin 8; finally, a sleeve 13 is sleeved on the upper end of the pin 8, and the pin 8 and the lead 9 are fixed through the sleeve 13.
The utility model has the advantages that:
1) The utility model discloses a sleeve pipe 13 is fixed pin 8 and lead wire 9, and the method is simple, has not only practiced thrift the material cost, has improved production efficiency, has avoided producing harmful gas polluted environment simultaneously.
2) The utility model discloses a mode that sleeve pipe 13 is fixed, ordinary workman does not need skilled welding technique, has reduced and has recruited the worker requirement to the cost of labor has been reduced.
The above-mentioned embodiments are only described as the preferred embodiments of the present invention, and are not intended to limit the concept and scope of the present invention, and the technical content of the present invention, which is claimed by the present invention, is fully recorded in the technical claims.
Claims (10)
1. An electronic transformer, characterized by: the magnetic core comprises a shell, a magnetic core, a coil winding and a plurality of pins; the shell is of a hollow cuboid structure formed by splicing a first steel plate and a second steel plate, and the front surface and the rear surface of the shell are open; the first steel plate is horizontally arranged from top to bottom, and the second steel plate is vertically arranged from left to right; a magnetic core is horizontally arranged in the shell, and the axial direction of the magnetic core is perpendicular to the inner surface of the second steel plate; the outer circumferential wall of the magnetic core is also provided with a coil winding in a winding way; a plurality of first through holes are further horizontally arranged at intervals on the lower position of the inner surface of each second steel plate, and each first through hole is horizontally arranged along the front-back direction of the shell and penetrates through the outer surface of each second steel plate; a plurality of through holes are formed in the lower surface of each second steel plate at intervals horizontally, each through hole is vertically arranged along the front-back direction of the shell, the upper end of each through hole extends upwards vertically and is communicated with the corresponding first through hole; each pin is of an L-shaped structure which is vertically arranged, the upper ends of the pins horizontally penetrate through the corresponding first through holes respectively and extend out of the outer surface of the second steel plate, and the lower ends of the pins vertically penetrate through the corresponding through holes respectively and extend out of the lower surface of the second steel plate.
2. An electronic transformer according to claim 1, characterised in that: a plurality of counter bores are vertically formed in the periphery of the outer surface of each second steel plate, and each counter bore is arranged towards the direction of the inner surface of each second steel plate and penetrates through the inner surface of each second steel plate; handles which are convenient for lifting the second steel plate are symmetrically arranged on the upper and lower parts of the outer surface of the second steel plate; grooves are symmetrically formed in the inner surface of the second steel plate up and down, and the arrangement position of each groove is not interfered with the arrangement position of the counter bore.
3. An electronic transformer according to claim 2, characterised in that: the arrangement position of the counter bore is not interfered with the arrangement position of the first through hole and the arrangement position of the through hole respectively.
4. An electronic transformer according to claim 2, characterised in that: and a plurality of threaded holes are respectively formed in the left side surface and the right side surface of each first steel plate, the arrangement position of each threaded hole is consistent with the arrangement position of the counter bore, and the threaded holes and the counter bores are matched with each other.
5. An electronic transformer according to claim 4, characterised in that: the second steel plate is in threaded connection with the first steel plate through the countersunk bolts.
6. An electronic transformer according to claim 1, characterised in that: side plates are also vertically arranged on the left side and the right side of the magnetic core, each side plate is fixedly connected with the magnetic core, and the upper surface and the lower surface of each side plate are respectively tightly propped against the inner surface of the first steel plate; a plurality of second through holes are further horizontally arranged at intervals on the lower position of the inner surface of each side plate, and each second through hole is horizontally arranged along the front-back direction of the shell and penetrates through the outer surface of each side plate; the setting position of each second through hole is consistent with that of the first through hole, and the second through holes are communicated with each other.
7. An electronic transformer according to claim 6, characterised in that: and limiting columns are symmetrically arranged on the outer surface of each side plate up and down, and each limiting column is horizontally arranged and is respectively matched with the groove on the second steel plate.
8. An electronic transformer according to claim 6, characterised in that: the lead of the coil winding is led out from each second through hole and each first through hole in sequence and is respectively lapped on the upper end of each pin; and the upper end of each pin is also sleeved with a sleeve, and each pin is fixedly connected with the corresponding lead through the sleeve.
9. An electronic transformer according to claim 8, characterised in that: each sleeve is a rubber sleeve or a heat-shrinkable sleeve.
10. An electronic transformer according to claim 1, characterised in that: and positioning columns are vertically arranged at four right angles of the lower surface of the first steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920725906.8U CN209804413U (en) | 2019-05-21 | 2019-05-21 | Electronic transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920725906.8U CN209804413U (en) | 2019-05-21 | 2019-05-21 | Electronic transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209804413U true CN209804413U (en) | 2019-12-17 |
Family
ID=68833135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920725906.8U Active CN209804413U (en) | 2019-05-21 | 2019-05-21 | Electronic transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209804413U (en) |
-
2019
- 2019-05-21 CN CN201920725906.8U patent/CN209804413U/en active Active
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