CN214280568U - Portable weak current debugging power supply device - Google Patents
Portable weak current debugging power supply device Download PDFInfo
- Publication number
- CN214280568U CN214280568U CN202120312028.4U CN202120312028U CN214280568U CN 214280568 U CN214280568 U CN 214280568U CN 202120312028 U CN202120312028 U CN 202120312028U CN 214280568 U CN214280568 U CN 214280568U
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- China
- Prior art keywords
- power supply
- box
- motor
- supply box
- motor cover
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 29
- 238000009434 installation Methods 0.000 claims abstract description 16
- 239000002274 desiccant Substances 0.000 claims description 14
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 abstract description 11
- 241001233242 Lontra Species 0.000 abstract description 7
- 241000883990 Flabellum Species 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000256626 Pterygota <winged insects> Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a portable light current debugging power supply unit, including the power supply box, the inside of power supply box is provided with the installation otter board, installs electrical components on the installation otter board, is provided with the air intake on the bottom surface of power supply box, and the side all is connected with the motor cover about the power supply box, and the internally mounted of motor cover has the motor, installs the flabellum on the output shaft of motor, is provided with louvre two on the lateral wall of power supply box, and the motor cover is cylindric, and the outside cover of motor cover is equipped with the rotation ring. Through the arrangement of the fan blades, the motor cover, the rotating ring, the air inlet and the second heat dissipation holes, the fan blades are driven by the motor to dissipate heat, when the fan is used, air flow enters the inside of the power box from the air inlet at the bottom and flows out of the second heat dissipation holes, and dust cannot enter the second heat dissipation holes at the moment; when the power box is not used, the rotating ring is screwed to the innermost end of the motor cover, and the rotating ring blocks the second heat dissipation hole, so that dust is effectively prevented from entering the power box.
Description
Technical Field
The utility model relates to a power supply unit technical field specifically is a relate to a portable weak current debugging power supply unit.
Background
The weak current generally refers to a direct current circuit or an audio video circuit, a network circuit, a telephone circuit and the like, the direct current voltage is generally within 36V, the main difference between the strong current and the weak current is different in purpose, the strong current is used as a power energy source, the weak current is used as a signal current, and a weak current debugging power supply is needed to be used in the debugging process of some electronic products.
The weak current debugging power can produce the heat when using for a long time, but current weak current debugging power radiating efficiency is low, dispels the heat through setting up the louvre on the power shell basically, and does not set up sealing device on the shell, and this just causes when the power is out of work, and inside dust and winged insect got into the power through the louvre very easily, when serious, can cause power failure.
Therefore, it is desirable to provide a portable weak-current debugging power supply device, aiming at solving the above problems.
Disclosure of Invention
Not enough to prior art exists, the utility model aims to provide a portable weak current debugging power supply unit to solve the problem that exists among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a portable weak current debugging power supply device comprises a power supply box, wherein an installation screen plate is arranged inside the power supply box, an electrical element is installed on the installation screen plate, a plurality of air inlets are formed in the bottom surface of the power supply box, motor covers are fixedly connected to the left side surface and the right side surface of the power supply box, a motor is installed inside the motor covers, a fan blade is installed on an output shaft of the motor, a plurality of heat dissipation holes II are formed in the side wall of the power supply box and located beside the fan blade, the motor covers are cylindrical, external threads are formed in the outer side surfaces of the motor covers, a rotating ring is sleeved outside the motor covers, internal threads are formed in the inner side surfaces of the rotating ring, the rotating ring is connected with the motor covers through threads, when the portable weak current debugging power supply device is not used, the rotating ring is screwed to the innermost end of the motor covers, the rotating ring blocks the heat dissipation holes II, and dust is effectively prevented from entering the inside of the power supply box, when the motor cover is used, the rotating ring is screwed to the outer side of the motor cover, heat inside the power box is discharged from the second heat dissipation hole, and airflow is sprayed outwards from the second heat dissipation hole, so that dust cannot enter the second heat dissipation hole.
As a further aspect of the present invention, the number of the motor, the motor cover, the rotating ring and the fan blades is two and all set up about the symmetry plane bilateral symmetry of the power box, the motor is located outside the power box, the output shaft of the motor runs through the side wall of the power box, the fan blades are located inside the power box, and the heat generated by the motor can not be stacked together with the heat generated by the electrical component.
As the utility model discloses further scheme, installation otter board level sets up, the side of installation otter board and the inner wall fixed connection of power supply box, the last surface mounting of power supply box has fixed handle, and fixed handle's setting is convenient to be removed the utility model discloses, the bottom surface of power supply box is connected with a plurality of supporting leg.
As a further scheme of the utility model, the front of power supply box is provided with shift knob, output positive pole interface, output negative pole interface, display screen, pilot lamp and adjust knob, and the display screen includes voltage display screen and current display screen, and the pilot lamp includes steady voltage pilot lamp and stationary flow pilot lamp, and adjust knob includes voltage regulation knob and current regulation knob.
As a further scheme of the utility model, the below of installation otter board is provided with the drier box, and the drier has been placed to the inside of drier box, all is provided with a plurality of air vent on the top surface of drier box and the bottom surface, and when the air current passed through the drier box, steam in the air current can be detached, the preceding dodge gate that is provided with of power supply box, dodge gate are located the dead ahead of drier box, open the dodge gate, can take out the drier box, and then the convenience is changed the drier in the drier box.
As a further scheme of the utility model, electrical components's lateral surface is connected with the heating panel, and the heating panel has improved electrical components and external heat transfer efficiency, be provided with a plurality of louvre one on the lateral surface of motor cover, the heat that the motor produced is discharged by louvre one.
To sum up, the beneficial effects of the utility model are that:
through the arrangement of the fan blades, the motor cover, the rotating ring, the air inlet and the second heat dissipation holes, the fan blades are driven by the motor to dissipate heat, when the fan is used, air flow enters the inside of the power box from the air inlet at the bottom and flows out of the second heat dissipation holes, and dust cannot enter the second heat dissipation holes at the moment; when the power box is not used, the rotating ring is screwed to the innermost end of the motor cover, and the rotating ring blocks the second heat dissipation hole, so that dust is effectively prevented from entering the power box.
Drawings
Fig. 1 is a schematic front view of a portable weak-current debugging power supply device.
Fig. 2 is a schematic diagram of an internal structure of a portable weak-current debugging power supply device.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Reference numerals: 1-a power box, 2-supporting legs, 3-a movable door, 4-a motor cover, 5-a rotating ring, 6-a first heat dissipation hole, 7-a fixed handle, 8-an output positive electrode interface, 9-an output negative electrode interface, 10-a switch button, 11-a display screen, 12-an indicator light, 13-an adjusting knob, 14-a drier box, 15-an installation screen plate, 16-an electrical element, 17-a heat dissipation plate, 18-fan blades, 19-a second heat dissipation hole, 20-an air inlet and 21-a motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following description of the present invention with reference to the accompanying drawings and specific embodiments will explain the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1, 2 and 3, a portable weak current debugging power supply device comprises a power supply box 1, wherein a mounting screen 15 is arranged inside the power supply box 1, an electrical component 16 is mounted on the mounting screen 15, a plurality of air inlets 20 are arranged on the bottom surface of the power supply box 1, motor covers 4 are fixedly connected to the left side surface and the right side surface of the power supply box 1, a motor 21 is mounted inside the motor covers 4, fan blades 18 are mounted on an output shaft of the motor 21, a plurality of second heat dissipation holes 19 are arranged on the side wall of the power supply box 1, the second heat dissipation holes 19 are positioned beside the fan blades 18, the motor covers 4 are cylindrical, external threads are arranged on the outer side surface of the motor covers 4, a rotating ring 5 is sleeved outside the motor covers 4, internal threads are arranged on the inner side surface of the rotating ring 5, the rotating ring 5 is in threaded connection with the motor covers 4, and when the power supply device is not in use, the rotating ring 5 is screwed to the innermost end of the motor covers 4, the rotating ring 5 plugs the second heat dissipation hole 19, so that dust is effectively prevented from entering the power box 1, when the power box is used, the rotating ring 5 is screwed to the outer side of the motor cover 4, heat inside the power box 1 is discharged from the second heat dissipation hole 19, and the second heat dissipation hole 19 sprays airflow outwards, so that the dust cannot enter the second heat dissipation hole 19.
The number of the motor 21, the motor cover 4, the rotating ring 5 and the fan blades 18 is two, and the two fan blades are arranged symmetrically with respect to the symmetrical plane of the power box 1, the motor 21 is located on the outer side of the power box 1, the output shaft of the motor 21 penetrates through the side wall of the power box 1, and the fan blades 18 are located inside the power box 1, so that heat generated by the motor 21 cannot be stacked with heat generated by the electric element 16.
Example 2
Referring to fig. 1, 2 and 3, in this embodiment, a portable weak current debugging power supply device described in embodiment 1 is further described, in this embodiment, a switch button 10, an output positive electrode interface 8, an output negative electrode interface 9, a display screen 11, an indicator light 12 and an adjusting knob 13 are arranged in front of the power supply box 1, the display screen 11 includes a voltage display screen and a current display screen, the indicator light 12 includes a voltage stabilization indicator light and a current stabilization indicator light, and the adjusting knob 13 includes a voltage adjusting knob and a current adjusting knob.
The drying agent box 14 is arranged below the installation screen plate 15, the drying agent is placed in the drying agent box 14, a plurality of vent holes are formed in the top surface and the bottom surface of the drying agent box 14, when air flows pass through the drying agent box 14, water vapor in the air flows can be removed, the movable door 3 is arranged in front of the power box 1, the movable door 3 is located right in front of the drying agent box 14, the drying agent box 14 can be taken out by opening the movable door 3, and then the drying agent in the drying agent box 14 can be replaced conveniently.
The lateral surface of electrical components 16 is connected with heating panel 17, and heating panel 17 has improved electrical components 16 and external heat transfer efficiency, be provided with a plurality of louvre 6 on the lateral surface of motor cover 4, the heat that motor 21 produced is discharged by louvre 6, and other structures of this embodiment and connected mode are the same with utility model embodiment 1 completely.
The utility model discloses working process does: when the power box is not used, the rotating ring 5 is screwed to the innermost end of the motor cover 4, the rotating ring 5 blocks the second heat dissipation hole 19, and dust is effectively prevented from entering the power box 1; when the drying box is used, the rotating ring 5 is screwed to the outer side end of the motor cover 4, heat inside the power box 1 is discharged from the second heat dissipation holes 19, and the second heat dissipation holes 19 spray air flow outwards, so that dust cannot enter the second heat dissipation holes 19, and in addition, when the external air flow passes through the drying box 14, water vapor in the air flow can be removed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (6)
1. A portable weak current debugging power supply device comprises a power supply box (1) and is characterized in that, the power supply box (1) is internally provided with an installation screen plate (15), the installation screen plate (15) is provided with an electrical element (16), the bottom surface of the power supply box (1) is provided with a plurality of air inlets (20), the left side surface and the right side surface of the power box (1) are fixedly connected with a motor cover (4), a motor (21) is arranged in the motor cover (4), a fan blade (18) is arranged on an output shaft of the motor (21), a plurality of second heat dissipation holes (19) are formed in the side wall of the power box (1), the motor cover (4) is cylindrical, external threads are arranged on the outer side surface of the motor cover (4), a rotating ring (5) is sleeved on the outer side of the motor cover (4), the inner side surface of the rotating ring (5) is provided with internal threads, and the rotating ring (5) is connected with the motor cover (4) through threads.
2. The portable weak current debugging power supply unit according to claim 1, wherein the number of said motor (21), motor cover (4), rotating ring (5) and fan blades (18) is two and all are arranged symmetrically left and right about the symmetry plane of the power supply box (1), the motor (21) is located outside the power supply box (1), the output shaft of the motor (21) penetrates the side wall of the power supply box (1), and said fan blades (18) are located inside the power supply box (1).
3. The portable weak current debugging power supply unit according to claim 1, wherein the installation screen (15) is horizontally arranged, the side surface of the installation screen (15) is fixedly connected with the inner wall of the power supply box (1), the upper surface of the power supply box (1) is provided with a fixed handle (7), and the bottom surface of the power supply box (1) is connected with a plurality of supporting legs (2).
4. The portable weak current debugging power supply unit according to claim 1, wherein a switch button (10), an output positive electrode interface (8), an output negative electrode interface (9), a display screen (11), an indicator lamp (12) and an adjusting knob (13) are arranged in front of the power supply box (1), the display screen (11) comprises a voltage display screen and a current display screen, the indicator lamp (12) comprises a voltage stabilization indicator lamp and a current stabilization indicator lamp, and the adjusting knob (13) comprises a voltage adjusting knob and a current adjusting knob.
5. The portable weak current debugging power supply unit according to claim 3, wherein a desiccant box (14) is arranged below the installation screen (15), a desiccant is placed inside the desiccant box (14), a plurality of vent holes are arranged on the top surface and the bottom surface of the desiccant box (14), the front surface of the power supply box (1) is provided with the movable door (3), and the movable door (3) is positioned right in front of the desiccant box (14).
6. The portable weak current debugging power supply unit of claim 1, wherein a heat dissipation plate (17) is connected to the outer side surface of said electrical component (16), and a plurality of heat dissipation holes (6) are arranged on the outer side surface of said motor cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120312028.4U CN214280568U (en) | 2021-02-03 | 2021-02-03 | Portable weak current debugging power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120312028.4U CN214280568U (en) | 2021-02-03 | 2021-02-03 | Portable weak current debugging power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214280568U true CN214280568U (en) | 2021-09-24 |
Family
ID=77785310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120312028.4U Expired - Fee Related CN214280568U (en) | 2021-02-03 | 2021-02-03 | Portable weak current debugging power supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214280568U (en) |
-
2021
- 2021-02-03 CN CN202120312028.4U patent/CN214280568U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210924 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |