CN220821276U - RM type transformer - Google Patents
RM type transformer Download PDFInfo
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- CN220821276U CN220821276U CN202322575653.XU CN202322575653U CN220821276U CN 220821276 U CN220821276 U CN 220821276U CN 202322575653 U CN202322575653 U CN 202322575653U CN 220821276 U CN220821276 U CN 220821276U
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- 238000004804 winding Methods 0.000 claims description 94
- 238000003466 welding Methods 0.000 claims description 25
- 238000009434 installation Methods 0.000 claims description 16
- 238000005192 partition Methods 0.000 claims 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 7
- 238000005476 soldering Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000670 limiting effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model relates to a RM-type transformer comprising: the first and second connecting parts can be used for increasing the length of the first and second mounting tables, thereby being beneficial to increasing the safety and stability of the RM-type transformer, improving the safety and stability of the RM-type transformer, avoiding the conditions of connection between the first pins or between the second pins due to molten soldering tin.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to an RM type transformer.
Background
The electronic transformer is a common electronic device, and is also an AC-DC-AC inverter circuit taught in electronics theory, and mainly comprises a magnetic core and two or more coils, and the functions in the circuit mainly comprise voltage transformation, impedance transformation, isolation, voltage stabilization and the like, thereby providing a lot of convenience for circuit design.
The winding of the existing transformer is usually welded on the surface of the pin in a welding mode, but when the pin is soldered, molten soldering tin liquid flows easily, adjacent pins are connected together easily, the circuits are conducted mutually, and the safety requirements are not met.
Disclosure of utility model
Based on this, it is necessary to provide an RM type transformer.
The technical scheme for solving the technical problems is as follows: a RM type transformer comprising: the winding framework, the first winding, the second winding, the first magnetic core and the second magnetic core;
the first winding and the second winding are respectively wound on the winding framework, the first magnetic core and the second magnetic core are arranged on two sides of the winding framework at intervals, two ends of the first magnetic core are respectively connected with two ends of the second magnetic core, and the middle part of the first magnetic core penetrates through the winding framework to be connected with the middle part of the second magnetic core;
A first mounting table and a second mounting table are respectively arranged at two ends of the winding framework;
The first mount includes: the winding device comprises a winding framework, a first connecting part and two first installation parts, wherein the first connecting part is connected with one end of the winding framework, the two first installation parts are arranged on the first connecting part at intervals, a first pin is arranged on each first installation part, and the first winding is connected with the first pin;
The second mount includes: the second connecting portions are connected with the other ends of the winding frameworks, the two second mounting portions are arranged on the second connecting portions at intervals, a second pin is arranged on each second mounting portion, and the second winding is connected with the second pin.
In one embodiment, the first mounting portion is provided with a first welding groove, the width of the first welding groove is larger than that of the first pin, and the first pin is arranged in the first welding groove.
In one embodiment, the second mounting portion is provided with a second welding groove, the width of the second welding groove is larger than that of the second pin, and the second pin is arranged in the second welding groove.
In one embodiment, the first mounting portion is provided with a first guide groove.
In one embodiment, the second mounting portion is provided with a second guide groove.
In one embodiment, the first mounting portion is provided with a first separation groove.
In one embodiment, the bobbin includes: the winding device comprises a first mounting plate, a second mounting plate and a winding reel, wherein the first mounting plate and the second mounting plate are arranged on two sides of the winding reel at intervals, a first winding and a second winding are wound on the winding reel, a mounting hole is formed in the winding reel, a first magnetic core is arranged on one side of the first mounting plate, a second magnetic core is arranged on one side of the second mounting plate, the middle part of the first magnetic core penetrates through the mounting hole and is connected with the middle part of the second magnetic core, and a first mounting table and a second mounting table are respectively arranged on two ends of the second mounting plate.
In one embodiment, two first clamping blocks are arranged on the first mounting plate at intervals, and two sides of the first magnetic core are respectively abutted to the two first clamping blocks.
In one embodiment, two second clamping blocks are arranged on the second mounting plate at intervals, and two sides of the second magnetic core are respectively abutted with the two second clamping blocks.
In one embodiment, the first connecting portion and the two first mounting portions are integrally provided, and the second connecting portion and the two second mounting portions are integrally provided.
The beneficial effects of the utility model are as follows: according to the RM-type transformer, the first mounting table and the second mounting table are respectively arranged at the two ends of the winding framework, the two first mounting parts of the first mounting table are arranged on the first connecting part at intervals, the two second mounting parts of the second mounting table are arranged on the second connecting part at intervals, and the first pins and the second pins are respectively arranged on the first mounting part and the second mounting part, so that when the first winding and the second winding are respectively welded on the first pins and the second pins, the lengths of the first mounting table and the second mounting table can be increased by the first connecting part and the second connecting part, the safety and the stability of the RM-type transformer are improved, and the situation that molten soldering tin enables the first pins or the second pins to be connected can be avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an RM-type transformer according to an embodiment;
FIG. 2 is a schematic diagram of a RM-type transformer according to an embodiment;
fig. 3 is a schematic diagram of the structure of the RM type transformer according to one embodiment in the other direction.
In the drawings, a 10, RM type transformer; 100. a winding framework; 210. a first magnetic core; 220. a second magnetic core; 300. a first mounting table; 310. a first connection portion; 320. a first mounting portion; 321. a first guide groove; 322. a first dividing groove; 400. a second mounting table; 410. a second connecting portion; 420. a second mounting portion; 500. a first pin; 600. a second pin; 710. a first clamping block; 720. and the second clamping block.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The technical solution of the present utility model will be further described below with reference to the accompanying drawings of the embodiments of the present utility model, and the present utility model is not limited to the following specific embodiments.
It should be understood that the same or similar reference numerals in the drawings of the embodiments correspond to the same or similar components. In the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom", etc., that indicate an azimuth or a positional relationship based on the directions or the positional relationships shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limitations of the present patent, and that the specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
In one embodiment, as shown in fig. 1,2 and 3, an RM type transformer 10 includes: bobbin 100, first winding, second winding, first core 210, and second core 220; the first winding and the second winding are respectively wound on the winding framework 100, the first magnetic core 210 and the second magnetic core 220 are arranged on two sides of the winding framework 100 at intervals, two ends of the first magnetic core 210 are respectively connected with two ends of the second magnetic core 220, and the middle part of the first magnetic core 210 passes through the winding framework 100 to be connected with the middle part of the second magnetic core 220; a first mounting table 300 and a second mounting table 400 are respectively provided at both ends of the bobbin 100; the first mounting table 300 includes: the first connection part 310 and two first installation parts 320, wherein the first connection part 310 is connected with one end of the winding framework 100, the two first installation parts 320 are arranged on the first connection part 310 at intervals, a first pin 500 is arranged on each first installation part 320, and the first winding is connected with the first pin 500; the second mounting table 400 includes: the second connection part 410 and two second installation parts 420, the second connection part 410 is connected with the other end of the winding framework 100, two second installation parts 420 are arranged on the second connection part 410 at intervals, a second pin 600 is arranged on each second installation part 420, and the second winding is connected with the second pin 600.
In this embodiment, the first magnetic core 210 and the second magnetic core 220 are RM-shaped magnetic cores, the first magnetic core 210 and the second magnetic core 220 are symmetrically disposed on two sides of the winding skeleton 100, that is, the winding skeleton 100 is located between the first magnetic core 210 and the second magnetic core 220, and by disposing the first mount 300 and the second mount 400 on two ends of the second side of the winding skeleton 100, respectively, two first mount 320 of the first mount 300 are disposed on the first connection portion 310 at intervals, two second mount 420 of the second mount 400 are disposed on the second connection portion 410 at intervals, and the first pins 500 and the second pins 600 are disposed on the first mount 320 and the second mount 420, respectively, so that when the first winding and the second winding are welded on the first pins 500 and the second pins 600, respectively, the first connection portion 310 and the second connection portion 410 can be increased in length of the first mount 300 and the second mount 400, thereby being beneficial to improving the safety and stability of the RM-shaped transformer 10, and avoiding the occurrence of solder gaps between the first pins 500 and the second pins 600.
It is worth to say that, in order to meet the safety requirements of the conventional RM type transformer, a flying wire structure is adopted to enable a larger distance to be reserved between the input end and the output end of the RM type transformer, namely, pins on the RM type transformer are used as input ends to be connected with a circuit board, and then two longer wires are led out to be used as output ends to be connected with the circuit board. Meanwhile, the second pin is used as an input end of the RM-type transformer, and the first pin is used as an output end of the RM-type transformer, so that the RM-type transformer can be automatically attached to the circuit board.
In one embodiment, the first mounting portion 320 is provided with a first welding groove, the width of the first welding groove is greater than the width of the first pin 500, and the first pin 500 is disposed in the first welding groove. Specifically, the first pin 500 is connected with the bottom side wall of the first welding groove, and through being provided with the first welding groove, when first winding and the first pin 500 are welded, the first welding groove can hold molten soldering tin, can further avoid the molten soldering tin to appear the condition that flows, can wrap the junction of first winding and first pin 500 well, can improve the stability of the connection of first winding and first pin 500.
In one embodiment, the second mounting portion 420 is provided with a second welding groove, the width of the second welding groove is greater than the width of the second pin 600, and the second pin 600 is disposed in the second welding groove. Specifically, the second pin 600 is connected with the bottom lateral wall of second welding groove, through being provided with the second welding groove, and when second winding and second pin 600 welded, the second welding groove can hold molten soldering tin, can further avoid molten soldering tin to appear the condition that flows, can wrap the junction of second winding and second pin 600 well, can improve the stability of the connection of second winding and second pin 600.
In one embodiment, as shown in fig. 1 and 3, the first mounting portion 320 is provided with a first guide groove 321. Specifically, when the first winding is connected to the first pin 500, the first winding is firstly distributed in the first guide groove 321 and then connected to the first pin 500, so that the first guide groove 321 can play a role in guiding, and the first winding can be orderly connected to the first pin 500. Meanwhile, the limiting function can be achieved, namely the movement of the first winding can be limited, so that the connection between the first winding and the first pin 500 is more stable.
In one embodiment, the second mounting portion 420 is provided with a second guide groove. Specifically, when the second winding is connected to the second pin 600, the second winding is first distributed in the second guiding slot and then connected to the second pin 600, so that the second guiding slot can play a role in guiding, and the second winding can be orderly connected to the second pin 600. Meanwhile, the second winding can be limited to move, so that the connection between the second winding and the second pin 600 is more stable.
In one embodiment, as shown in fig. 1 and 3, the first mounting portion 320 is provided with a first separation groove 322. Specifically, when two or more first pins 500 are provided on the first mounting portion 320, the first separation groove 322 is provided, so that the two or more first pins 500 on the first mounting portion 320 can be further distributed at intervals, and the situation that the first pins 500 are connected by molten solder can be further avoided.
In one embodiment, the bobbin 100 includes: the winding device comprises a first mounting plate, a second mounting plate and a winding reel, wherein the first mounting plate and the second mounting plate are arranged on two sides of the winding reel at intervals, a first winding and a second winding are wound on the winding reel, a mounting hole is formed in the winding reel, a first magnetic core 210 is arranged on one side of the first mounting plate, a second magnetic core 220 is arranged on one side of the second mounting plate, the middle part of the first magnetic core 210 penetrates through the mounting hole and is connected with the middle part of the second magnetic core 220, and a first mounting table 300 and a second mounting table 400 are respectively arranged on two ends of the second mounting plate. Specifically, the first mounting plate is disposed on the first side of the bobbin, the second mounting plate is disposed on the second side of the bobbin, the first winding and the second winding are wound on the outer side surface of the bobbin, the first winding and the second winding are insulated from each other, the first mounting plate, the bobbin and the second mounting plate are disposed between the first magnetic core 210 and the second magnetic core 220, the first end of the first magnetic core 210 is connected with the first end of the second magnetic core 220, the second end of the first magnetic core 210 is connected with the second end of the second magnetic core 220, the middle part of the first magnetic core 210 and the middle part of the second magnetic core 220 are disposed in the mounting hole, the middle part of the first magnetic core 210 and the middle part of the second magnetic core 220 are connected with each other, the first connecting part 310 of the first mounting table 300 is connected with one end of the second mounting plate, and the second connecting part 410 of the second mounting table 400 is connected with the other end of the second mounting plate.
In one embodiment, as shown in fig. 2, two first clamping blocks 710 are disposed on the first mounting plate at intervals, and two sides of the first magnetic core 210 are respectively abutted against the two first clamping blocks 710. Specifically, the distance between the two first clamping blocks 710 is adapted to the width of the two sides of the first magnetic core 210, so that when the first magnetic core 210 is mounted on the first mounting board, the two first clamping blocks 710 are respectively abutted to the two sides of the first magnetic core 210, so that the limiting effect can be achieved, and displacement of the first magnetic core 210 on the first mounting board can be avoided, and the first magnetic core 210 is stably mounted on the first mounting board.
In one embodiment, as shown in fig. 3, two second clamping blocks 720 are disposed on the second mounting plate at intervals, and two sides of the second magnetic core 220 are respectively abutted against the two second clamping blocks 720. Specifically, the distance between the two second clamping blocks 720 is adapted to the width of the two sides of the second magnetic core 220, so that when the second magnetic core 220 is mounted on the second mounting board, the two second clamping blocks 720 are respectively abutted to the two sides of the second magnetic core 220, so that the limiting effect can be achieved, the second magnetic core 220 can be prevented from being displaced on the second mounting board, and the second magnetic core 220 is stably mounted on the second mounting board.
In one embodiment, the first connecting portion 310 and the two first mounting portions 320 are integrally formed, and the second connecting portion 410 and the two second mounting portions 420 are integrally formed. Specifically, the first connection portion 310 and the two first installation portions 320 are integrally formed, the second connection portion 410 and the two second installation portions 420 are integrally formed, stability of the overall structures of the first installation base 300 and the second installation base 400 can be improved, the first winding can be more stably connected with the first pin 500, and the second winding can be more stably connected with the second pin 600.
It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (10)
1. An RM type transformer, comprising: the winding framework, the first winding, the second winding, the first magnetic core and the second magnetic core;
the first winding and the second winding are respectively wound on the winding framework, the first magnetic core and the second magnetic core are arranged on two sides of the winding framework at intervals, two ends of the first magnetic core are respectively connected with two ends of the second magnetic core, and the middle part of the first magnetic core penetrates through the winding framework to be connected with the middle part of the second magnetic core;
A first mounting table and a second mounting table are respectively arranged at two ends of the winding framework;
The first mount includes: the winding device comprises a winding framework, a first connecting part and two first installation parts, wherein the first connecting part is connected with one end of the winding framework, the two first installation parts are arranged on the first connecting part at intervals, a first pin is arranged on each first installation part, and the first winding is connected with the first pin;
The second mount includes: the second connecting portions are connected with the other ends of the winding frameworks, the two second mounting portions are arranged on the second connecting portions at intervals, a second pin is arranged on each second mounting portion, and the second winding is connected with the second pin.
2. The RM type transformer of claim 1, wherein the first mounting portion is provided with a first welding groove, the width of the first welding groove is larger than the width of the first pin, and the first pin is disposed in the first welding groove.
3. The RM type transformer according to claim 2, wherein a second welding groove is formed in the second mounting portion, the width of the second welding groove is larger than the width of the second pin, and the second pin is disposed in the second welding groove.
4. The RM type transformer according to claim 1, wherein the first mounting portion is provided with a first guide groove.
5. The RM type transformer of claim 4, wherein said second mounting portion is provided with a second guide groove.
6. The RM type transformer of claim 1, wherein the first mounting portion is provided with a first partition groove.
7. The RM type transformer of claim 1, wherein the bobbin comprises: the winding device comprises a first mounting plate, a second mounting plate and a winding reel, wherein the first mounting plate and the second mounting plate are arranged on two sides of the winding reel at intervals, a first winding and a second winding are wound on the winding reel, a mounting hole is formed in the winding reel, a first magnetic core is arranged on one side of the first mounting plate, a second magnetic core is arranged on one side of the second mounting plate, the middle part of the first magnetic core penetrates through the mounting hole and is connected with the middle part of the second magnetic core, and a first mounting table and a second mounting table are respectively arranged on two ends of the second mounting plate.
8. The RM type transformer of claim 7, wherein two first clamping blocks are arranged on the first mounting plate at intervals, and two sides of the first magnetic core are respectively abutted with the two first clamping blocks.
9. The RM type transformer of claim 8, wherein two second clamping blocks are arranged on the second mounting plate at intervals, and two sides of the second magnetic core are respectively abutted with the two second clamping blocks.
10. The RM type transformer according to claim 1, wherein the first connecting portion and the two first mounting portions are provided as a unitary structure, and the second connecting portion and the two second mounting portions are provided as a unitary structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575653.XU CN220821276U (en) | 2023-09-21 | 2023-09-21 | RM type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575653.XU CN220821276U (en) | 2023-09-21 | 2023-09-21 | RM type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220821276U true CN220821276U (en) | 2024-04-19 |
Family
ID=90701219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322575653.XU Active CN220821276U (en) | 2023-09-21 | 2023-09-21 | RM type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220821276U (en) |
-
2023
- 2023-09-21 CN CN202322575653.XU patent/CN220821276U/en active Active
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