CN210925724U - High-frequency transformer with replaceable pins - Google Patents
High-frequency transformer with replaceable pins Download PDFInfo
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- CN210925724U CN210925724U CN201922497932.2U CN201922497932U CN210925724U CN 210925724 U CN210925724 U CN 210925724U CN 201922497932 U CN201922497932 U CN 201922497932U CN 210925724 U CN210925724 U CN 210925724U
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Abstract
The application discloses stitch interchangeable formula high frequency transformer, can dismantle the stitch frame of being connected including the skeleton and with the skeleton, be equipped with the first spread groove of stitch frame inside extension on the upper surface of needle foot rest, be equipped with on the side surface of needle foot rest towards the inside extension of stitch frame and with the communicating second spread groove of first spread groove, the bottom of skeleton is equipped with the connection foot that can insert into first spread groove, be equipped with the connection chamber in the connection foot, connect the intracavity activity and be equipped with joint spare and be used for roof pressure joint spare to make joint spare joint go into the first elastic roof pressure spare in the second spread groove when connecting the foot and insert into first spread groove and make joint spare aim at the second spread groove, second spread groove internalization is equipped with and can push away the joint spare from the promotion button of second spread groove. This application realizes dismantling of needle foot rest and skeleton to be connected, consequently when the stitch takes place to damage, only need with the stitch frame dismantle get off change can, facilitate the use.
Description
[ technical field ] A method for producing a semiconductor device
The application belongs to the transformer field, especially relates to a stitch interchangeable formula high frequency transformer.
[ background of the invention ]
The high-frequency transformer is a power transformer with the working frequency exceeding the intermediate frequency (10kHz), and is mainly used as a high-frequency switching power transformer in a high-frequency switching power supply. A transformer is a device for transforming ac voltage, current and impedance, and when an ac current flows through a primary winding, an ac magnetic flux is generated in a magnetic core (or iron core) to induce a voltage (or current) in a secondary winding. The transformer generally consists of a framework, a magnetic core (or iron 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. The existing high-frequency transformer has the advantages that the framework and the pins are fixedly connected, if the pins are damaged, the pins are inconvenient to replace on the framework independently, the whole framework needs to be replaced, and therefore the use is inconvenient.
[ summary of the invention ]
In order to solve the above problems, the present application provides a high frequency transformer with replaceable pins.
The application is realized by the following technical scheme:
the high-frequency transformer with replaceable pins comprises a framework and a pin frame detachably connected with the framework, a first connecting groove extending towards the inside of the needle foot stand is arranged on the upper surface of the needle foot stand, a second connecting groove extending towards the inside of the needle foot stand and communicated with the first connecting groove is arranged on the side surface of the needle foot stand, the bottom of the framework is provided with a connecting pin which can be inserted into the first connecting groove, a connecting cavity is arranged in the connecting pin, a clamping piece and a first elastic jacking piece which is used for jacking the clamping piece to enable the clamping piece to be clamped and connected into the second connecting groove when the connecting pin is inserted into the first connecting groove and the clamping piece is aligned with the second connecting groove are movably arranged in the connecting cavity, the activity is equipped with in the second spread groove can with the joint spare pushes away from the promotion button of second spread groove.
According to the high-frequency transformer with the replaceable pins, the pin frame is internally provided with the limiting groove which extends along the length direction of the second connecting groove and is communicated with the second connecting groove, the push button is provided with the button limiting part inserted into the limiting groove, and the limiting groove is internally provided with the second elastic jacking part which is used for jacking the button limiting part so as to enable the push button to move outwards.
According to the high-frequency transformer with the replaceable pins, the clamping limiting part which can be matched with the top stop of the connecting pins to limit the clamping part to be separated from the connecting cavity is arranged on the clamping part.
In the high-frequency transformer with replaceable pins, the bottom of the clamping piece is provided with a first inclined surface, and one end of the first connecting groove, which is close to the upper surface of the pin frame, is provided with a second inclined surface which can be in inclined push fit with the first inclined surface to push the clamping piece to move towards the direction of entering the connecting cavity.
The high-frequency transformer with the replaceable pins comprises a shield, a framework is arranged in the shield, a winding group and a magnetic core piece are arranged on the framework, the magnetic core piece comprises a magnetic core periphery arranged between the shield and the framework, a heat conducting piece is arranged on the shield, one end of the heat conducting piece extends into the shield and abuts against the magnetic core periphery, the other end of the heat conducting piece extends out of the shield, and a heat radiating plate is arranged at one end of the heat conducting piece, which is positioned outside the shield.
In the high-frequency transformer with replaceable pins, the heat conducting member is movably disposed on the shield, and a third elastic pressing member for pressing the heat conducting member to make the heat conducting member abut against the periphery of the magnetic core is disposed on the shield.
In the high-frequency transformer with replaceable pins, the shield is provided with a communicating cavity for communicating the inner side and the outer side of the shield, the heat conducting member is movably arranged in the communicating cavity, the heat conducting member is provided with an annular convex edge, and the third elastic jacking member enables the heat conducting member to abut against the periphery of the magnetic core by jacking the annular convex edge.
In the high-frequency transformer with replaceable pins, the outer side surface of the heat dissipation plate is provided with a plurality of heat dissipation grooves from top to bottom.
According to the pin-replaceable high-frequency transformer, the cross section of the heat dissipation groove is V-shaped.
In the high-frequency transformer with replaceable pins, the end of the communicating cavity close to the outer side of the shield is provided with the sealing ring positioned outside the heat conducting piece.
Compared with the prior art, the method has the following advantages:
1. this application through the skeleton connect on the foot joint spare with stitch frame joint to the joint of joint spare and needle foot rest is relieved to the accessible promotion button, with the realization needle foot rest and the skeleton between can dismantle be connected, consequently when the stitch takes place to damage, only need with the needle foot rest follow skeleton dismantle get off change can, need not change whole skeleton, facilitate the use.
2. This application is through setting up heat-conducting member and heating panel, can be effectively outside heat conduction to the guard shield on the magnetic core spare that will be located the guard shield to effectively dispel the heat to the magnetic core spare, improve high frequency transformer's life.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below.
FIG. 1 is an exploded view of a pin-replaceable high-frequency transformer;
FIG. 2 is a schematic cross-sectional view of a high-frequency transformer with replaceable pins;
fig. 3 is an enlarged schematic view of a portion a of fig. 2.
[ detailed description ] embodiments
In order to make the technical problems, technical solutions and advantageous effects solved by the present application more clear and obvious, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
When the embodiments of the present application refer to ordinal numbers such as "first", "second", etc., it should be understood that the terms are used for distinguishing only when the context clearly indicates that the order is changed.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
As shown in fig. 1 to 3, the high frequency transformer with replaceable pins comprises a frame 1 and a pin frame 2 detachably connected to the frame 1, wherein a first connecting groove 22 extending toward the inside of the pin frame 2 is formed on an upper surface 21 of the pin frame 2, a second connecting groove 24 extending toward the inside of the pin frame 2 and communicating with the first connecting groove 22 is formed on a side surface 23 of the pin frame 2, a connecting pin 11 capable of being inserted into the first connecting groove 22 is formed at the bottom of the frame 1, a connecting cavity 12 is formed in the connecting pin 11, a clamping member 3 and a first elastic pressing member 4 for pressing the clamping member 3 to clamp the clamping member 3 into the second connecting groove 24 when the connecting pin 11 is inserted into the first connecting groove 22 and the clamping member 3 is aligned with the second connecting groove 24 are movably arranged in the connecting cavity 12, the second connecting groove 24 is internally and movably provided with a push button 5 which can push the clamping piece 3 away from the second connecting groove 24. This embodiment through the skeleton connect on the foot joint spare with stitch frame joint to the joint of joint spare and needle foot rest is relieved to the accessible promotion button, with the dismantlement of realizing between needle foot rest and the skeleton is connected, consequently when the stitch takes place to damage, only need with the needle foot rest follow the skeleton dismantle get off change can, need not change whole skeleton, facilitate the use
In order to enable the push button to reset automatically after the clamping piece is pushed away from the second connecting groove, a limiting groove 25 which extends along the length direction of the second connecting groove 24 and is communicated with the second connecting groove 24 is arranged in the needle foot stand 2, a button limiting portion 51 which extends into the limiting groove 25 in an inserting mode is arranged on the push button 5, and a second elastic jacking piece 6 which is used for jacking the button limiting portion 51 to enable the push button 5 to move outwards is arranged in the limiting groove 25.
In order to prevent the joint spare breaks away from connect the chamber, be equipped with on joint spare 3 can with connect 11 top cooperation restrictions of connecting foot joint spare 3 breaks away from connect the spacing portion 31 of joint of chamber 12.
In order to facilitate the insertion of the connecting pins and the clip member into the first connecting grooves, a first inclined surface 32 is disposed at the bottom of the clip member 3, and a second inclined surface 221 capable of being obliquely pushed and matched with the first inclined surface 32 to press the clip member 3 to move toward the connecting cavity 12 is disposed at one end of the first connecting groove 22 close to the upper surface 21 of the needle foot stand 2.
Further, the high-frequency transformer with replaceable pins further comprises a shield 7, the bobbin 1 is arranged in the shield 7, the bobbin 1 is provided with a winding group 8 and a magnetic core element 9, the magnetic core element 9 comprises a magnetic core periphery 91 arranged between the shield 7 and the bobbin 1, the shield 7 is provided with a heat conducting element 71, one end of the heat conducting element 71 extends into the shield 7 and abuts against the magnetic core periphery 91, the other end of the heat conducting element 71 extends out of the shield 7, and one end of the heat conducting element 71, which is positioned out of the shield 7, is provided with a heat dissipation plate 72. This embodiment is through setting up heat-conducting member and heating panel, can be effectively outside heat conduction to the guard shield on the magnetic core spare that is located the guard shield to effectively dispel the heat to the magnetic core spare, improve high frequency transformer's life. And because the radiating effect of this embodiment is good, consequently the guard shield of this embodiment can adopt high leakproofness structure to the protection transformer body that can be better.
Further, in order to ensure that the heat conducting member can continuously contact the magnetic core member to ensure the heat conducting and dissipating effect, the heat conducting member 71 is movably disposed on the shield 7, and a third elastic pressing member 73 for pressing the heat conducting member 71 to make the heat conducting member 71 abut against the periphery 91 of the magnetic core is disposed on the shield 7. Specifically, the shield 7 is provided with a communicating cavity 74 for communicating the inside and the outside of the shield 7, the heat conducting member 71 is movably disposed in the communicating cavity 74, the heat conducting member 71 is provided with an annular convex edge 711, and the third elastic pressing member 73 presses the annular convex edge 711 to enable the heat conducting member 71 to abut against the periphery 91 of the magnetic core. The structure is simple, and the assembly is convenient.
Further, a plurality of heat dissipation grooves 721 are formed on the outer side surface of the heat dissipation plate 72 from top to bottom. Through setting up many radiating grooves with increase heat radiating area, effectively improve the radiating effect, satisfy the operation requirement. For convenience of processing, the cross section of the heat dissipation slot 721 is V-shaped. In order to ensure efficient heat transfer to ensure a heat dissipation effect, the heat conductive member 71 is integrally formed with the heat dissipation plate 72. Further, the heat conductive member 71 and the heat dissipation plate 72 are made of aluminum alloy, brass, or bronze. Aluminum alloy, brass or bronze and the like are all materials with good heat conduction and heat dissipation, and can effectively meet the requirements of heat dissipation effects.
Further, in order to ensure that the sealing performance of the protective cover meets the use requirement, a sealing ring 75 located outside the heat conducting member 71 is arranged at one end of the communication cavity 74 close to the outer side of the protective cover 7.
In order to ensure a good elastic pressing effect, the first elastic pressing member 4, the second elastic pressing member 6 and the third elastic pressing member 73 are pressing springs.
The working principle of the embodiment is as follows:
this embodiment through the skeleton connect on the foot joint spare with stitch frame joint to the joint of joint spare and needle foot rest is relieved to the accessible promotion button, in order to realize the dismantlement between needle foot rest and the skeleton and be connected, consequently when the stitch takes place to damage, only need with the needle foot rest follow the skeleton dismantle get off change can, need not change whole skeleton, facilitate the use.
The foregoing is illustrative of one embodiment provided in connection with the detailed description and is not intended to limit the disclosure to the particular embodiments described. Similar or identical methods, structures, etc. as used herein, or several technical deductions or substitutions made on the premise of the idea of the present application, should be considered as the protection scope of the present application.
Claims (10)
1. The high-frequency transformer with replaceable pins is characterized by comprising a framework (1) and a pin foot stand (2) detachably connected with the framework (1), wherein a first connecting groove (22) extending towards the inside of the pin foot stand (2) is formed in the upper surface (21) of the pin foot stand (2), a second connecting groove (24) extending towards the inside of the pin foot stand (2) and communicated with the first connecting groove (22) is formed in the side surface (23) of the pin foot stand (2), a connecting pin (11) capable of being inserted into the first connecting groove (22) is arranged at the bottom of the framework (1), a connecting cavity (12) is formed in the connecting pin (11), a clamping piece (3) is movably arranged in the connecting cavity (12) and the connecting pin (11) is inserted into the first connecting groove (22) and enables the clamping piece (3) to align to the second connecting groove (24), and the clamping piece (3) is used for jacking when the clamping piece (3) is aligned to the second connecting groove (24) The first elastic jacking part (4) is connected into the second connecting groove (24), and a pushing button (5) capable of pushing the clamping part (3) away from the second connecting groove (24) is movably arranged in the second connecting groove (24).
2. The high-frequency transformer with replaceable pins as claimed in claim 1, wherein a limiting groove (25) extending along a length direction of the second connecting groove (24) and communicating with the second connecting groove (24) is formed in the pin holder (2), a button limiting portion (51) inserted into the limiting groove (25) is formed on the push button (5), and a second elastic pressing member (6) for pressing the button limiting portion (51) to move the push button (5) outward is formed in the limiting groove (25).
3. The high-frequency transformer with replaceable pins according to claim 1, wherein the clamping piece (3) is provided with a clamping limiting portion (31) which can be matched with the connecting pin (11) in a top stop manner to limit the clamping piece (3) to be separated from the connecting cavity (12).
4. The high-frequency transformer with replaceable pins as claimed in claim 1, wherein a first inclined surface (32) is provided at the bottom of the clip (3), and a second inclined surface (221) capable of being obliquely pushed and matched with the first inclined surface (32) to press the clip (3) to move in the direction of entering the connection cavity (12) is provided at an end of the first connection groove (22) close to the upper surface (21) of the pin holder (2).
5. The high-frequency transformer with replaceable pins according to claim 1, further comprising a shield (7), wherein the bobbin (1) is disposed in the shield (7), the bobbin (1) is provided with a winding group (8) and a magnetic core (9), the magnetic core (9) comprises a magnetic core periphery (91) disposed between the shield (7) and the bobbin (1), the shield (7) is provided with a heat conducting member (71), one end of the heat conducting member (71) extends into the shield (7) and abuts against the magnetic core periphery (91), the other end of the heat conducting member (71) extends out of the shield (7), and one end of the heat conducting member (71) located outside the shield (7) is provided with a heat dissipating plate (72).
6. The high-frequency transformer with replaceable pins as claimed in claim 5, wherein the heat-conducting member (71) is movably disposed on the shield (7), and a third elastic pressing member (73) is disposed on the shield (7) for pressing the heat-conducting member (71) to make the heat-conducting member (71) abut against the periphery (91) of the magnetic core.
7. The high-frequency transformer with replaceable pins according to claim 6, wherein the shield (7) is provided with a communicating cavity (74) for communicating the inside and the outside of the shield (7), the heat conducting member (71) is movably disposed in the communicating cavity (74), the heat conducting member (71) is provided with an annular protruding edge (711), and the third elastic pressing member (73) presses the annular protruding edge (711) to enable the heat conducting member (71) to abut against the periphery (91) of the magnetic core.
8. The high-frequency transformer with replaceable pins as claimed in claim 5, wherein the heat dissipating plate (72) has a plurality of heat dissipating slots (721) on the outer surface thereof from top to bottom.
9. The high-frequency transformer with replaceable pins as claimed in claim 8, wherein the heat sink (721) has a V-shaped cross-section.
10. The high-frequency transformer with replaceable pins as claimed in claim 7, wherein a sealing ring (75) is disposed outside the heat-conducting member (71) at an end of the communication cavity (74) close to the outer side of the shield (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922497932.2U CN210925724U (en) | 2019-12-31 | 2019-12-31 | High-frequency transformer with replaceable pins |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922497932.2U CN210925724U (en) | 2019-12-31 | 2019-12-31 | High-frequency transformer with replaceable pins |
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| Publication Number | Publication Date |
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| CN210925724U true CN210925724U (en) | 2020-07-03 |
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| CN201922497932.2U Active CN210925724U (en) | 2019-12-31 | 2019-12-31 | High-frequency transformer with replaceable pins |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990301A (en) * | 2019-04-11 | 2019-07-09 | 宇恒(南京)环保装备科技有限公司 | A kind of method of oil pollutant negative pressure reverse combustion equipment and oil recovery |
-
2019
- 2019-12-31 CN CN201922497932.2U patent/CN210925724U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990301A (en) * | 2019-04-11 | 2019-07-09 | 宇恒(南京)环保装备科技有限公司 | A kind of method of oil pollutant negative pressure reverse combustion equipment and oil recovery |
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