CN210053353U

CN210053353U - Rotary power adapter

Info

Publication number: CN210053353U
Application number: CN201920940522.8U
Authority: CN
Inventors: 候磊
Original assignee: Shenzhen Yien Industrial Co Ltd
Current assignee: Shenzhen Yien Industrial Co Ltd
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-02-11
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a rotary power adapter, which belongs to the field of garden fire monitoring and comprises a shell, a circuit board is fixed at the lower part inside the shell through a supporting block, one side of the circuit board is connected with an output line, one end of the output line extends to one side of the shell, when a power plug needs to be inserted into a power interface, a user can overturn the limiting part through a connecting shaft, the limiting part extrudes a torsion spring to incline upwards, after the power plug is inserted, the user loosens the limiting part, the limiting part moves downwards under the reset action of the torsion spring, a clamping groove clamps a power line, when the power plug is clamped, because the power plug is larger, in the pulling process, the power line is clamped by the limiting part and the clamping groove, the power plug is not easy to loosen and fall off, the condition that the current and the voltage are unstable due to bad contact or power, the practicability is strong.

Description

Rotary power adapter

Technical Field

The utility model relates to an electronic equipment accessory technical field specifically is a rotation type power adapter.

Background

The Power adapter (Power adapter) is a Power supply conversion device for small portable electronic equipment and electronic appliances, generally comprises components such as a shell, a transformer, an inductor, a capacitor, a control IC (integrated circuit), a PCB (printed circuit board) and the like, and the working principle of the Power adapter is that alternating current input is converted into direct current output; according to the connection mode, the device can be divided into a wall-inserting type and a desktop type. The intelligent anti-theft device is widely matched with security cameras, set top boxes, routers, light bars, massage instruments and other equipment.

Current power adapter's radiating effect is relatively poor, and heat radiation structure is single, and the difficult quick heat dissipation of power adapter heat and cooling to influence the radiating effect, simultaneously, current power adapter most all directly places on the desktop, and at the in-process that the line section was dragged, the easy falling ground of adapter breaks easily, and power plug is also not hard up easily, leads to the phenomenon that contact failure or outage appear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotation type power adapter to it is poor with power plug in the in-process problem that is pulling easily not hard up to propose the radiating effect in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rotary power adapter comprises a shell, wherein a circuit board is fixed on the lower portion inside the shell through a supporting block, an output line is connected to one side of the circuit board, one end of the output line extends to one side of the shell, refrigerating sheets are installed on two sides inside the shell, one side of each refrigerating sheet is connected with the supporting block, first air inlets penetrate through two sides of the bottom of the shell, a bottom plate is fixed on the bottom of the shell through a rotating shaft, a sucking disc is fixed on the bottom of the bottom plate, a power interface penetrates through the other side of the shell, a power plug penetrates through one side of the power interface, one side of the power plug extends to the inside of the shell and is connected with one side of the circuit board, a power line is connected to the other side of the power plug, a limiting piece is connected to the upper portion inside the shell through a connecting shaft, and a clamping groove, the top of locating part is fixed with torque spring, just torque spring one side is connected with the casing, the top of casing is run through there is the louvre, the inside top of casing is fixed with two sets of fixed plates, the inboard of two sets of fixed plates is fixed with the fan through the dead lever, and is fixed with the filter screen above the inboard of two sets of fixed plates.

Preferably, an anti-abrasion pad is bonded to the inner side of the clamping groove.

Preferably, the refrigeration pieces are arranged in two groups, and the two groups of refrigeration pieces are arranged in a mirror image mode by taking the middle point of the shell as the center.

Preferably, the card slot is adapted to a power line.

Preferably, the suction cups are provided with three groups, and the three groups of suction cups are arranged at equal intervals.

Preferably, a gap exists between the circuit board and the inner wall of the housing.

Compared with the prior art, the beneficial effects of the utility model are that: the rotary power adapter is provided with a refrigerating sheet, a support column, a rotating shaft, a sucker, a fan, a heat dissipation hole, an air inlet hole and a filter screen, wherein in the using process, the sucker and the rotating shaft support the bottom of a shell, so that a gap is reserved between the bottom and a desktop, the passing of air is facilitated, the air fluidity is increased, the fan discharges hot air in the shell through the heat dissipation hole, the internal temperature is preliminarily reduced, and negative pressure is formed in the shell, so that external air can enter the shell through the air inlet hole, the external air is changed into cold air under the refrigerating effect of the refrigerating sheet, the cold air further cools a circuit board, and the circuit board and the inner wall of the shell are provided with the gap, so that the internal air circulation is facilitated, the rapid heat dissipation and cooling effects are achieved, and the filter screen and the refrigerating sheet are arranged above the air inlet hole, the filter screen can prevent dust from entering the shell, the refrigeration sheet can perform certain blocking action on the dust in the blocking air, the dust can be prevented from contacting with the circuit board through the air inlet hole to cause short circuit of the circuit board to a certain extent, the heat dissipation effect is improved, the adapter can be fixed by arranging the sucking disc, the adapter is prevented from falling down, the adapter can rotate by arranging the rotating shaft, the angle change can be generated in the process of line dragging, the sucking disc is prevented from being pulled up, meanwhile, the adapter is also provided with the limiting part, the torsion spring and the clamping groove, when a power plug needs to be inserted into the power interface, a user overturns the limiting part through the connecting shaft, the limiting part is extruded by the limiting part to upwards incline, after the power plug is inserted, the user loosens the limiting part, and the limiting part moves downwards under the, the draw-in groove blocks the power cord, when blocking, because power plug is great, at dragging the in-process, because locating part and draw-in groove block the power cord, so power plug is difficult for taking place not hard up and drops, has avoided appearing contact failure or outage and has caused current-voltage instability, damages electronic equipment's the condition, and the practicality is strong.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the limiting member of the present invention;

fig. 3 is a schematic view of a partially enlarged structure of the present invention a;

fig. 4 is a schematic diagram of a partially enlarged structure of the present invention B.

In the figure: 1. a housing; 2. a circuit board; 3. an output line; 4. heat dissipation holes; 5. a fixing plate; 6. fixing the rod; 7. a fan; 8. a limiting member; 9. a connecting shaft; 10. a power line; 11. a power plug; 12. a power interface; 13. an air inlet hole; 14. a rotating shaft; 15. a base plate; 16. a suction cup; 17. a support block; 18. a card slot; 19. an anti-wear pad; 20. a torsion spring; 21. a refrigeration plate; 22. and (5) filtering by using a filter screen.

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 present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "sleeved," and the like are to be construed broadly, e.g., as either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, and a person skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: a rotary power adapter comprises a shell 1, a circuit board 2, an output line 3, heat dissipation holes 4, a fixing plate 5, a fixing rod 6, a fan 7, a limiting part 8, a connecting shaft 9, a power line 10, a power plug 11, a power interface 12, an air inlet hole 13, a rotating shaft 14, a bottom plate 15, a suction disc 16, a supporting block 17, a clamping groove 18, an anti-abrasion pad 19, a torsion spring 20, a refrigerating sheet 21 and a filter screen 22, wherein the circuit board 2 is fixed at the lower part inside the shell 1 through the supporting block 17, the output line 3 is connected to one side of the circuit board 2, one end of the output line 3 extends to one side of the shell 1, the refrigerating sheet 21 is installed at both sides inside the shell 1, cold air can rapidly cool and dissipate heat of the circuit board 2, one side of the refrigerating sheet 21 is connected with the supporting block 17, the first air inlet hole 13 penetrates through both sides of the bottom, the bottom of bottom plate 15 is fixed with sucking disc 16, make this adapter more stable, the opposite side of casing 1 runs through there is power source 12, power source 12's one side runs through there is power plug 11, one side of power plug 11 extends to the inside of casing 1 and is connected with one side of circuit board 2, power plug 11's opposite side is connected with power cord 10, the inside top of casing 1 is connected with locating part 8 through connecting axle 9, draw-in groove 18 has been seted up to the surface of locating part 8, the top of locating part 8 is fixed with torsion spring 20, and torsion spring 20 one side is connected with casing 1, the top of casing 1 runs through there is louvre 4, the inside top of casing 1 is fixed with two sets of fixed plates 5, the inboard of two sets of fixed plates 5 is fixed with fan 7 through dead lever 6, and the inboard top of two sets of fixed plates.

Referring to fig. 1-2, an anti-wear pad 19 is bonded to the inner side of the slot 18 to protect the power line 10 and prevent the power line 10 from being worn, two sets of cooling fins 21 are provided, and the two sets of cooling fins 21 are arranged in a mirror image manner with the middle point of the housing 1 as the center, so that the cooling effect is improved, and the heat dissipation speed is increased.

Referring to fig. 1-2, the slot 18 is adapted to the power cord 10, so that the power cord 10 can be conveniently inserted into the slot 18, three sets of suction cups 16 are provided, and the three sets of suction cups 16 are arranged at equal intervals, so that the adapter can be fixed and is not easy to fall off.

Referring to fig. 1, a gap is formed between the circuit board 2 and the inner wall of the housing 1, so that air circulation inside the housing is facilitated, and the heat dissipation effect is improved.

The working principle is as follows: firstly, a user firstly checks whether the adapter is intact, if the adapter is damaged, the adapter is maintained in time, then the adapter is fixed on a table top through a sucker 16, when a power plug 11 needs to be inserted into a power interface 12, the user turns over a limiting piece 8 through a connecting shaft 9, the limiting piece 8 extrudes a torsion spring 20 to be inclined upwards, after the power plug 11 is inserted, the user loosens the limiting piece 8, the limiting piece 8 moves downwards under the reset action of the torsion spring 20, a clamping groove 18 clamps a power line 10, when the power plug 11 is clamped, because the power plug 11 is large, in the pulling process, the limiting piece 8 and the clamping groove 18 clamp the power line 10, the power plug 11 is not easy to loosen and fall off, then the worker switches on a power supply and electronic equipment, a fan 7 exhausts hot air in the shell 1 through a heat dissipation hole 4, the internal temperature is primarily reduced, and negative pressure is formed in, and then make outside air can enter into inside casing 1 through fresh air inlet 13, at this moment outside air becomes cold air under the refrigeration effect of refrigeration piece 21, and the cold air carries out further cooling treatment to circuit board 2 to because circuit board 2 has the space with casing 1's inner wall, the inside circulation of air of being convenient for, thereby reach the effect of quick heat dissipation cooling.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes may be made in these embodiments, and that modifications, substitutions and alterations may be made thereto without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A rotary power adapter comprising a housing (1), characterized in that: the refrigerator is characterized in that a circuit board (2) is fixed below the inside of the shell (1) through a supporting block (17), one side of the circuit board (2) is connected with an output line (3), one end of the output line (3) extends to one side of the shell (1), refrigerating sheets (21) are installed on two sides of the inside of the shell (1), one side of each refrigerating sheet (21) is connected with the supporting block (17), first air inlet holes (13) are formed in two sides of the bottom of the shell (1), a bottom plate (15) is fixed to the bottom of the shell (1) through a rotating shaft (14), a sucker (16) is fixed to the bottom of the bottom plate (15), a power source interface (12) is formed in the other side of the shell (1), a power source plug (11) is formed in one side of the power source interface (12), one side of the power source plug (11) extends to the inside of the shell (1) and is connected with one side of the circuit board (, the opposite side of power plug (11) is connected with power cord (10), the inside top of casing (1) is connected with locating part (8) through connecting axle (9), draw-in groove (18) have been seted up to the surface of locating part (8), the top of locating part (8) is fixed with torque spring (20), just torque spring (20) one side is connected with casing (1), the top of casing (1) is run through has louvre (4), the inside top of casing (1) is fixed with two sets of fixed plate (5), the inboard of two sets of fixed plate (5) is fixed with fan (7) through dead lever (6), and is fixed with filter screen (22) above the inboard of two sets of fixed plate (5).

2. The rotary power adapter as claimed in claim 1, wherein: and an anti-abrasion pad (19) is bonded on the inner side of the clamping groove (18).

3. The rotary power adapter as claimed in claim 1, wherein: the refrigeration pieces (21) are arranged in two groups, and the refrigeration pieces (21) are arranged in a mirror image mode by taking the middle point of the shell (1) as the center.

4. The rotary power adapter as claimed in claim 1, wherein: the clamping groove (18) is matched with the power line (10).

5. The rotary power adapter as claimed in claim 1, wherein: the sucking discs (16) are provided with three groups, and the sucking discs (16) are arranged at equal intervals.

6. The rotary power adapter as claimed in claim 1, wherein: a gap is reserved between the circuit board (2) and the inner wall of the shell (1).