CN214281866U - Power supply with waterproof structure - Google Patents
Power supply with waterproof structure Download PDFInfo
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- CN214281866U CN214281866U CN202120556468.4U CN202120556468U CN214281866U CN 214281866 U CN214281866 U CN 214281866U CN 202120556468 U CN202120556468 U CN 202120556468U CN 214281866 U CN214281866 U CN 214281866U
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- shell body
- power supply
- waterproof
- ventilation hole
- interior
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Abstract
The utility model discloses a power with waterproof construction, which comprises an outer shell body, the left and right sides of shell body is equipped with outer ventilation hole, the inside of shell body is equipped with interior casing, the inside of interior casing is equipped with power body, the left and right sides of interior casing is equipped with interior ventilation hole, the inside left and right sides of shell body is equipped with the telescoping device, two the telescoping device symmetry sets up, the front end fixedly connected with push pedal of telescoping device, be equipped with a plurality of waterproof stoppers in the push pedal, the position of waterproof stopper is corresponding with interior ventilation hole position on the interior casing, the bottom of shell body still is equipped with level sensor, the utility model has the advantages of guarantee under the enough condition that has heat dispersion, the very first time can seal after intaking, prevent that power body meets the water and takes place the short circuit.
Description
Technical Field
The utility model belongs to the technical field of the power, concretely relates to power with waterproof construction.
Background
The switching power supply is a power supply which utilizes modern power electronic technology to control the on-off time ratio of a switching tube and maintain stable output voltage, and generally consists of a pulse width modulation control IC and an MOSFET. Compared with a linear power supply, the cost of the switching power supply and the cost of the linear power supply both increase with the increase of the output power, but the increasing rates of the switching power supply and the linear power supply are different, the cost of the linear power supply is higher than that of the switching power supply at a certain output power point, which is called as a cost reversal point.
The existing waterproof power supply has good sealing effect, but the heat dissipation performance is reduced due to the good sealing effect, and a switch power supply with good waterproof effect and heat dissipation performance is needed for better use of the switch power supply.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a following technical scheme: the utility model provides a power with waterproof construction, includes the shell body, the left and right sides of shell body is equipped with outer ventilation hole, the inside of shell body is equipped with interior casing, the inside of interior casing is equipped with power body, the left and right sides of interior casing is equipped with interior ventilation hole, the inside left and right sides of shell body is equipped with the telescoping device, two the telescoping device symmetry sets up, the front end fixedly connected with push pedal of telescoping device, be equipped with a plurality of waterproof plugs in the push pedal, the position of waterproof plug is corresponding with interior ventilation hole position on the interior casing, the bottom of shell body still is equipped with level sensor.
Furthermore, an expansion part is arranged on the waterproof plug and is made of elastic materials.
Further, the telescoping device is the inside telescopic link that is equipped with the spring, still be equipped with the stop device of restriction telescopic link on the shell body, stop device includes the lifter plate, the below both sides of lifter plate are equipped with the stopper, the top both sides of lifter plate are equipped with the slide bar, the slide bar passes the top of shell body and is connected with the handle.
Further, the telescopic device is an electric telescopic rod.
Furthermore, the inside of outer ventilation hole is equipped with the dust screen.
Further, the position that the inside wall of shell body is close to outer ventilation hole is equipped with humidity transducer.
Further, the bottom of the inner shell is provided with a backing plate for supporting.
The utility model has the advantages that: through being provided with the telescoping device, the interior ventilation hole is in the open mode at ordinary times, keeps good radiating effect, when detecting the inside intaking of shell body, through the extension of control telescoping device for during the push pedal drives waterproof stopper and gets into the outer ventilation hole, plug up the interior ventilation hole of interior casing, make interior casing be in encapsulated situation, wait for operating personnel to overhaul.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the utility model discloses a waterproof stopper and outer ventilation hole schematic structure.
Fig. 3 is a structural view of another embodiment of the present invention.
In the figure: 1. an outer housing; 2. an outer vent hole; 3. an inner housing; 4. a power supply body; 5. an inner vent hole; 6. pushing the plate; 7. a waterproof plug; 8. a water level sensor; 9. an expansion part; 10. a telescopic rod; 11. a lifting plate; 12. a limiting block; 13. a slide bar; 14. a handle; 15. an electric telescopic rod; 16. a humidity sensor; 17. a backing plate.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1
Referring to fig. 1-3, a power supply with a waterproof structure comprises an outer casing 1, outer vent holes 2 are formed on the left and right sides of the outer casing 1, a dust screen is arranged inside the outer vent holes 2 to prevent dust from entering the inner part, an inner casing 3 is arranged inside the outer casing 1, a backing plate 17 is arranged at the bottom of the inner casing 3 for supporting, a power supply body 4 is arranged inside the inner casing 3, a power output line and a power input line are connected to the bottom of the power supply body 4, inner vent holes 5 are formed on the left and right sides of the inner casing 3, expansion devices are arranged on the left and right sides of the inner part of the outer casing 1, the two expansion devices are symmetrically arranged, a push plate 6 is fixedly connected to the front end of each expansion device, each expansion device is an expansion link 10 with a spring inside, a limiting device for limiting the expansion link 10 is further arranged on the outer casing 1, each limiting device comprises a lifting plate 11, limiting blocks 12 are arranged on the two sides below the lifting plate 11, two sides above the lifting plate 11 are provided with slide bars 13, the slide bars 13 pass through the top of the outer shell 1 and are connected with a handle 14, the push plate 6 is provided with a plurality of waterproof plugs 7, the positions of the waterproof plugs 7 correspond to the positions of the inner vent holes 5 on the inner shell 3, the waterproof plugs 7 are provided with expansion parts 9, the expansion parts 9 are made of elastic materials, in the embodiment, silica gel is adopted as the material for forming the expansion parts 9, the diameter of the middle of the expansion parts 9 is larger than the diameter of two sides, after the waterproof plugs 7 enter the outer vent holes 2, the inner cavity of the outer vent hole 2 can extrude the expansion part 9, so that the waterproof effect of the waterproof plug 7 is better, under the normal state, the push plate 6 at the front end of the telescopic rod 10 is in a compressed state under the action of the limiting block 12, the waterproof plug 7 is far away from the outer vent hole 2, so that the power supply body 4 keeps a ventilation and heat dissipation state, and the bottom of the outer shell 1 is also provided with a water level sensor 8.
The use principle of the embodiment is as follows: after 1 inside intake of shell body, level sensor 8 responds to and can send corresponding signal for operating personnel, pass through operating personnel pulling handle 14 this moment, handle 14 passes through slide bar 13 and drives lifter 11 and shifts up, stopper 12 of lifter 11 bottom separates until breaking away from with push pedal 6 gradually until completely, push pedal 6 loses the spacing back of stopper 12, telescopic link 10 pushes away push pedal 6 and removes to the front end under the effect of spring, push pedal 6 drives in waterproof stopper 7 gets into interior ventilation hole 5, plug up interior ventilation hole 5 of interior casing 3, make interior casing 3 be in encapsulated situation, wait for operating personnel to overhaul.
Example 2
Please refer to fig. 2, this embodiment has the same parts as embodiment 1, the difference lies in that the telescoping device in this embodiment is electric telescopic handle 15, corresponding stop device can be omitted, the position of the inside wall of the outer shell 1 near the outer vent 2 is provided with a humidity sensor 16, the humidity of the outer shell 1 can be directly detected, this embodiment does not need manual waterproof operation, and meanwhile, the humidity sensor 16 is added, the moisture content in the air inside the outer shell 1 is directly monitored through the humidity, if the moisture content is high, the electric telescopic handle 15 is directly controlled to push the push plate 6, the inner shell 3 is sealed, this embodiment is higher in cost compared with embodiment 1, but more efficient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a power with waterproof construction which characterized in that: including shell body (1), the left and right sides of shell body (1) is equipped with outer ventilation hole (2), the inside of shell body (1) is equipped with interior casing (3), the inside of interior casing (3) is equipped with power body (4), the left and right sides of interior casing (3) is equipped with interior ventilation hole (5), the inside left and right sides of shell body (1) is equipped with the telescoping device, two the telescoping device symmetry sets up, the front end fixedly connected with push pedal (6) of telescoping device, be equipped with a plurality of waterproof plugs (7) on push pedal (6), the position of waterproof plug (7) is corresponding with interior ventilation hole (5) position on interior casing (3), the bottom of shell body (1) still is equipped with level sensor (8).
2. The power supply with waterproof structure according to claim 1, wherein: an expansion part (9) is arranged on the waterproof plug (7), and the expansion part (9) is made of elastic materials.
3. The power supply with waterproof structure according to claim 2, wherein: the telescopic device is telescopic link (10) that inside was equipped with the spring, still be equipped with the stop device who restricts telescopic link (10) on shell body (1), stop device includes lifter plate (11), the below both sides of lifter plate (11) are equipped with stopper (12), the top both sides of lifter plate (11) are equipped with slide bar (13), slide bar (13) pass the top of shell body (1) and are connected with handle (14).
4. The power supply with waterproof structure according to claim 2, wherein: the telescopic device is an electric telescopic rod (15).
5. The power supply with waterproof structure according to claim 3, wherein: and a dust screen is arranged in the outer ventilation hole (2).
6. The power supply with waterproof structure according to claim 5, wherein: the position that the inside wall of shell body (1) is close to outer ventilation hole (2) is equipped with humidity transducer (16).
7. The power supply with waterproof structure according to claim 6, wherein: the bottom of the inner shell (3) is provided with a backing plate (17) for supporting.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120556468.4U CN214281866U (en) | 2021-03-18 | 2021-03-18 | Power supply with waterproof structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120556468.4U CN214281866U (en) | 2021-03-18 | 2021-03-18 | Power supply with waterproof structure |
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CN214281866U true CN214281866U (en) | 2021-09-24 |
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CN202120556468.4U Active CN214281866U (en) | 2021-03-18 | 2021-03-18 | Power supply with waterproof structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115290962A (en) * | 2022-09-26 | 2022-11-04 | 苏州华天国科电力科技有限公司 | Non-contact broadband sensor front-end collector for voltage measuring and recording |
-
2021
- 2021-03-18 CN CN202120556468.4U patent/CN214281866U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115290962A (en) * | 2022-09-26 | 2022-11-04 | 苏州华天国科电力科技有限公司 | Non-contact broadband sensor front-end collector for voltage measuring and recording |
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