CN213027775U - High-frequency switching power supply - Google Patents
High-frequency switching power supply Download PDFInfo
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- CN213027775U CN213027775U CN202021964903.9U CN202021964903U CN213027775U CN 213027775 U CN213027775 U CN 213027775U CN 202021964903 U CN202021964903 U CN 202021964903U CN 213027775 U CN213027775 U CN 213027775U
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- power supply
- switch
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- conductive contact
- fan
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Abstract
The utility model discloses a high frequency switching power supply, which comprises a power supply body, there are two first conductive contact and second conductive contact respectively in power supply body's surface both sides, power supply body's the outside nestification is provided with the casing, the lateral wall of casing is close to the fixed side cap of one side fixedly connected with of first conductive contact, the surface of fixed side cap is kept away from one side of first conductive contact and is seted up the spacing groove, spacing groove embedding sliding connection has the switch cover, the interior top side of switch cover is provided with switch. The utility model discloses in, can be convenient for the light change of the switch on the device through with switch modular design, in addition, can easily take fan frame and radiator fan out through lifting the spacing end cover on the casing off to in carry out the deashing work fast, make fan contact and second conductive contact gomphosis in fan frame and the radiator fan embedding casing again after the deashing, can make radiator fan normal operating, it is very convenient.
Description
Technical Field
The utility model relates to a high frequency switching power supply technical field especially relates to a high frequency switching power supply.
Background
A high-frequency switching power supply (also referred to as a switching mode rectifier SMR) is a power supply that operates at high frequency by a MOSFET or an IGBT, and the switching frequency is generally controlled within a range of 50 to 100kHz to achieve high efficiency and miniaturization;
at present, the power switch or the equipment switch equipped on the existing high-frequency switching power supply is mostly embedded and fixed, so that the high-frequency switching power supply is difficult to be quickly maintained and replaced when damaged, and the normal operation of the high-frequency switching power supply is delayed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a high-frequency switching power supply.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-frequency switch power supply comprises a power supply body, wherein two sides of the outer surface of the power supply body are respectively provided with two first conductive contact sheets and two second conductive contact sheets, the outer side of the power supply body is nested with a shell, one side of the outer side wall of the shell, which is close to the first conductive contact sheets, is fixedly connected with a fixed side cover, one side of the outer surface of the fixed side cover, which is far away from the first conductive contact sheets, is provided with a limit groove, the limit groove is embedded into a sliding connection switch cover, the inner top side of the switch cover is provided with a power supply switch, the bottom end of the power supply switch is respectively provided with a switch contact sheet, the two switch contact sheets are respectively embedded and connected with the two first conductive contact sheets, the outer side wall of the fixed side cover is in threaded connection with a transmission screw rod, the transmission screw rod extends to the inner side of the, one side of the power supply body, which is far away from the fixed side cover, is provided with a fan frame, the fan frame is embedded into the inner side of the shell, the inner side of the fan frame is fixedly connected with a cooling fan, fan contact pieces are arranged at positions, corresponding to the second conductive contact pieces, of the cooling fan, and the two fan contact pieces are respectively connected with the two second conductive contact pieces in an embedded mode.
As a further description of the above technical solution:
the switch cover corresponds the both sides of spacing inslot lateral wall and all sets up spacing arch.
As a further description of the above technical solution:
and a position of the outer side wall of the fixed side cover corresponding to the rotary head is provided with a limiting cover.
As a further description of the above technical solution:
the outer side wall of the shell is fixedly connected with a dust filter screen corresponding to the position of the cooling fan.
As a further description of the above technical solution:
and one side of the outer side wall of the shell, which is correspondingly close to the side wall of the fan frame, is fixedly connected with a limiting end cover through a bolt.
As a further description of the above technical solution:
the bottom of casing evenly is provided with a plurality of fixed stabilizer blades.
The utility model discloses following beneficial effect has:
1. this high frequency switching power supply, through the light change of the switch on can being convenient for the device with switch modular design, in addition, can easily take fan frame and radiator fan out through lifting the spacing end cover on the casing off to in carry out the deashing work fast, make fan contact and second conductive contact gomphosis in fan frame and the radiator fan embedding casing again after the deashing, can make radiator fan normal operating again, very convenient.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a schematic view of the first conductive contact and the switch contact according to the present invention.
Illustration of the drawings: 1. a power supply body; 2. a first conductive contact; 3. a second conductive contact; 4. a housing; 5. fixing the side cover; 6. a limiting groove; 7. a power switch; 8. a switch cover; 9. a limiting bulge; 10. a switch contact; 11. a drive screw; 12. turning the head; 13. a limiting push block; 14. a limiting cover; 15. a fan frame; 16. a heat radiation fan; 17. a fan contact blade; 18. a limiting end cover; 19. a dust filter screen; 20. and fixing the support legs.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a high-frequency switch power supply comprises a power supply body 1, two sides of the outer surface of the power supply body 1 are respectively provided with two first conductive contact pieces 2 and two second conductive contact pieces 3, the outer side of the power supply body 1 is nested with a shell 4, one side of the outer side wall of the shell 4 close to the first conductive contact pieces 2 is fixedly connected with a fixed side cover 5, one side of the outer surface of the fixed side cover 5 far away from the first conductive contact pieces 2 is provided with a limit groove 6, the limit groove 6 is embedded and slidably connected with a switch cover 8, the inner top side of the switch cover 8 is provided with a power switch 7, the bottom end of the power switch 7 is respectively provided with a switch contact piece 10, the two switch contact pieces 10 are respectively embedded and connected with the two first conductive contact pieces 2, the outer side wall of the fixed side cover 5 is in threaded connection with a transmission screw rod 11, the transmission screw rod 11 extends to the inner side of the limit groove 6 and is, one side of power supply body 1, which is far away from fixed side cover 5, is provided with fan case 15, and fan case 15 is embedded into the inner side of casing 4, and the inner side of fan case 15 is fixedly connected with radiator fan 16, and the position of radiator fan 16 corresponding to second conductive contact 3 all is provided with fan contact 17, and two fan contact 17 are respectively connected with the jogged joint between two second conductive contact 3.
The switch cover 8 is provided with limiting bulges 9 corresponding to two sides of the inner side wall of the limiting groove 6, so that the switch cover 8 can stably move along the limiting groove 6 through the limiting bulges 9; the position of the outer side wall of the fixed side cover 5, which corresponds to the rotary head 12, is provided with a limit cover 14, so that the screwed rotary head 12 is protected conveniently, and the attachment of external dust on the rotary head is reduced; the outer side wall of the shell 4 is fixedly connected with a dust filter 19 corresponding to the position of the cooling fan 16, so that the amount of external dust sucked into the shell 4 is reduced; a limiting end cover 18 is fixedly connected to one side, close to the side wall of the fan case 15, of the outer side wall of the shell 4 through bolts, so that the fan case 15 is limited conveniently; the bottom end of the housing 4 is evenly provided with a plurality of fixed feet 20, which facilitates the stability of the lifting device when placed.
The working principle is as follows: when a high-frequency switch power supply is used, the power switch 7 and the switch cover 8 are embedded into the limit groove 6 of the fixed side cover 5, then the rotating head 12 is screwed by a screwdriver to enable the transmission screw 11 to be gradually screwed into the limit groove 6, meanwhile, the limit push block 13 also gradually pushes the switch cover 8 to the first conductive contact piece 2 of the power supply body 1 until the first conductive contact piece 2 and the switch contact piece 10 are mutually embedded and the rotating head 12 is embedded into the limit cover 14, the power switch 7 on the device can be easily replaced by modularizing the power switch 7, the fan bracket 15 and the cooling fan 16 can be easily drawn out by detaching the limit end cover 18 on the shell 4 so as to rapidly perform dust cleaning work, the fan bracket 15 and the cooling fan 16 are embedded into the shell 4 after the dust cleaning is finished so that the fan contact piece 17 is embedded into the second conductive contact piece 3, and the cooling fan 16 can normally operate, is very convenient and has certain practicability.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.
Claims (6)
1. A high-frequency switching power supply, includes power body (1), its characterized in that: two sides of the outer surface of the power supply body (1) are respectively provided with two first conductive contact pieces (2) and two second conductive contact pieces (3), the outer side of the power supply body (1) is nested with a shell (4), one side of the outer side wall of the shell (4) close to the first conductive contact pieces (2) is fixedly connected with a fixed side cover (5), one side of the outer surface of the fixed side cover (5) far away from the first conductive contact pieces (2) is provided with a limit groove (6), the limit groove (6) is embedded and slidably connected with a switch cover (8), the inner top side of the switch cover (8) is provided with a power switch (7), the bottom end of the power switch (7) is respectively provided with a switch contact piece (10), the two switch contact pieces (10) are respectively embedded and connected with the two first conductive contact pieces (2), the outer side wall of the fixed side cover (5) is in threaded connection with a transmission, the power supply comprises a power supply body (1), a transmission screw (11), a limiting push block (13), a fan frame (15), a fan plate (15) and a radiating fan (16), wherein the transmission screw (11) extends to the inner side of a limiting groove (6) and is embedded into the inner side of the limiting groove (6) to be rotatably connected with the limiting push block (13), one end of the transmission screw (11), which is far away from the limiting push block (13), is fixedly connected with a rotating head (12), one side of the power supply body (1), which is far away from a fixed side cover (5), is provided with the fan plate (15), the fan plate (15) is embedded into the inner side of a shell (4), the inner side of the fan plate (15) is fixedly connected with the radiating fan (16), the position.
2. A high-frequency switching power supply according to claim 1, characterized in that: the switch cover (8) is provided with limiting bulges (9) corresponding to the two sides of the inner side wall of the limiting groove (6).
3. A high-frequency switching power supply according to claim 1, characterized in that: and a limiting cover (14) is arranged at the position, corresponding to the rotary head (12), of the outer side wall of the fixed side cover (5).
4. A high-frequency switching power supply according to claim 1, characterized in that: the outer side wall of the shell (4) is fixedly connected with a dust filtering net (19) corresponding to the position of the cooling fan (16).
5. A high-frequency switching power supply according to claim 1, characterized in that: and one side of the outer side wall of the shell (4), which is correspondingly close to the side wall of the fan frame (15), is fixedly connected with a limiting end cover (18) through a bolt.
6. A high-frequency switching power supply according to claim 1, characterized in that: the bottom end of the shell (4) is uniformly provided with a plurality of fixed support legs (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021964903.9U CN213027775U (en) | 2020-09-10 | 2020-09-10 | High-frequency switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021964903.9U CN213027775U (en) | 2020-09-10 | 2020-09-10 | High-frequency switching power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213027775U true CN213027775U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021964903.9U Active CN213027775U (en) | 2020-09-10 | 2020-09-10 | High-frequency switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213027775U (en) |
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2020
- 2020-09-10 CN CN202021964903.9U patent/CN213027775U/en active Active
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