CN216752363U - Power supply protection device of electronic circuit - Google Patents

Abstract

The utility model relates to a protection device technical field, concretely relates to power supply protection device of electronic circuit, which comprises a housin, the top fixedly connected with temperature sensor of casing inside wall, the upper surface swing joint of casing has the top cap, there is the mounting panel at the middle part of roof in the top cap through bolt swing joint, the middle part fixedly connected with motor of mounting panel lower surface, the transport end fixedly connected with flabellum of motor, the lower surface of mounting panel is close to one side fixedly connected with cover body of flabellum, the equal fixedly connected with recess in both sides of diapire in the casing and the both sides of roof in the top cap, the inside joint of recess has the absorber plate, the outer fixed surface of absorber plate is connected with the heat dissipation wing, the ventilation groove has been seted up at the middle part of casing surface, the utility model provides a protection device of power supply convenient to device of electronic circuit's heat exchange and avoid too high temperature can lead to the electronic circuit ageing or breakdown phenomenon to appear .

Description

Power supply protection device of electronic circuit

Technical Field

The utility model belongs to the technical field of the protection device, concretely relates to electronic circuit's power supply protection device.

Background

The power supply protection device is used for protecting a circuit in real time, and when a power element in the circuit system or the power system breaks down to endanger the safe operation of the power system, an alarm signal can be generated in time, or a tripping command is directly generated to a controlled circuit breaker to cut off the circuit, so that the circuit system is protected.

Through the retrieval, chinese utility model patent has announced the integral type protection device that an electronic circuit board was used, through the louvre, be convenient for like this to carry out ventilation cooling to the inside circuit board body of protecting crust in the operation, avoided because of the high temperature, lead to circuit board body to break down or damage, improved the device's work efficiency, reduced the maintenance cost.

However, the device still has certain defects in the using process, the heat dissipation performance of the device is poor, heat exchange of the device is inconvenient, the electronic circuit is aged or breakdown phenomenon occurs due to overhigh temperature, and the sustainable service life is shortened.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an electronic circuit's power supply protection device. The problems are solved as much as possible. The above problems are solved as far as possible, so that a protection device is provided which facilitates the heat exchange of the device for the power supply of the electronic circuit and avoids the degradation or breakdown phenomena of the electronic circuit caused by excessive temperatures.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

the utility model provides an electronic circuit's power supply protection device, includes the casing, the top fixedly connected with temperature sensor of casing inside wall, the upper surface swing joint of casing has the top cap, there is the mounting panel at the middle part of roof through bolt swing joint in the top cap, the middle part fixedly connected with motor of mounting panel lower surface, the transport end fixedly connected with flabellum of motor, the lower surface of mounting panel is close to one side fixedly connected with cover body of flabellum, the equal fixedly connected with recess in both sides of roof in the both sides of diapire in the casing and the top cap, the inside joint of recess has the absorber plate, the outer fixed surface of absorber plate is connected with the heat dissipation wing, the ventilation groove has been seted up at the middle part of casing surface.

As the utility model provides an electronic circuit's power supply protection device's a preferred embodiment, the surface of casing is close to one side fixedly connected with U type groove in ventilation groove, the inside swing joint in U type groove has dustproof otter board.

As the utility model provides an electronic circuit's power supply protection device's an preferred embodiment, the draw-in groove has been seted up at the top of casing inside wall, the lower fixed surface of top cap is connected with the snap ring with draw-in groove looks adaptation.

As the utility model provides a power supply protection device of electronic circuit's a preferred embodiment, the equal fixedly connected with spliced pole of the surface of the top of casing surface and top cap, the inside threaded connection of spliced pole has the fastening bolt.

As the utility model provides an electronic circuit's power supply protection device's a preferred embodiment, the lower fixed surface of casing is connected with the telescopic link, the surface cover of telescopic link is equipped with the spring.

As the utility model provides an electronic circuit's power supply protection device's a preferred embodiment, the one end fixedly connected with base of telescopic link, the inside wall fixedly connected with rubber pad of base, the rubber pad is swing joint with the casing.

As an embodiment of the power supply protection device of the electronic circuit, the edge of the bottom wall has a drain hole in the housing and the base.

As the utility model provides an electronic circuit's power supply protection device's a preferred embodiment, the bottom fixedly connected with connecting plate of base surface, the mounting hole has been seted up to the upper surface of connecting plate.

As the utility model provides a power supply protection device of electronic circuit's a preferred embodiment, the positive middle part fixedly connected with transparent window of casing.

As the utility model provides an electronic circuit's power supply protection device's a preferred embodiment, the wire guide has all been seted up to one side of diapire in the casing and the positive middle part of base, the inside fixedly connected with rubber circle of wire guide.

Compared with the prior art, the beneficial effects of the utility model are that:

the beneficial effects of the utility model are as follows:

1. this electronic circuit's power supply protection device, through temperature sensor, a motor, the flabellum, the setting of absorber plate and ventilation groove, temperature sensor monitors the inside temperature of casing, after the temperature is higher than the setting value, control motor drive flabellum rotates, make the thermal diffusion of wind acceleration that the flabellum blew out, improve device's heat dispersion, the heat that the absorber plate blew off the flabellum absorbs, then distribute away through heat dissipation wing and ventilation groove, strengthen heat resistance, after temperature sensor monitoring temperature resumes normally, control motor shutdown, degree of automation is high, the consumption of the energy has been saved, the ventilation groove is the tilting notch, protect the casing not wet by the rainwater when not influencing heat dissipation ventilation, prevent pollutants such as dust among the external environment from getting into inside.

2. This electronic circuit's power supply protection device, through the snap ring, the draw-in groove, the setting of spliced pole and fastening bolt, after the top cap is closed with casing upper surface opening, the snap ring joint is in the inside of draw-in groove, the snap ring adopts rubber materials to make, elasticity has, seal the junction of the two medial surface, strengthen sealed effect, prevent that water from getting into, fastening bolt threaded connection is in the inside of two spliced poles, thereby make casing and top cap fix, the installation is dismantled conveniently, be convenient for inspect and maintain casing internal component, through outside connected mode, avoid top cap department to intake, strengthen the waterproof performance of device.

3. This electronic circuit's power supply protection device, through the spring, the telescopic link, the setting of wire guide and rubber circle, when the casing bumps, carry out concertina movement through spring and telescopic link, reduce the vibrations that the casing received, the life of device has been improved, realize the protect function of device, effectively avoid external object collision to the damage of device internal circuit, pass the wire guide with the required circuit of electronic circuit operation, mix when avoiding the line connection to use, clean and tidy nature when having guaranteed the installation, the concrete elasticity of rubber circle, can carry out the centre gripping with the circuit and fix, avoid making a round trip to slide and produce wearing and tearing, prolonged service life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic sectional view of the plane a in fig. 2 according to the present invention;

fig. 4 is a schematic three-dimensional cross-sectional structure view of fig. 2 a according to the present invention;

FIG. 5 is a schematic view of the top cover structure of the present invention;

fig. 6 is a schematic view of the base structure of the present invention.

Reference numerals: 1. a housing; 2. a temperature sensor; 3. a top cover; 4. mounting a plate; 5. a motor; 6. a fan blade; 7. a cover body; 8. a groove; 9. a heat absorbing plate; 10. heat dissipation fins; 11. a ventilation slot; 12. a U-shaped groove; 13. a dustproof screen plate; 14. a card slot; 15. a snap ring; 16. connecting columns; 17. fastening bolts; 18. a telescopic rod; 19. a spring; 20. a base; 21. a rubber pad; 22. a drain hole; 23. a connecting plate; 24. mounting holes; 25. a transparent window; 26. a wire guide hole; 27. a rubber ring.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Please refer to fig. 1-5, a power supply protection device of electronic circuit, which comprises a housing 1, the top fixedly connected with temperature sensor 2 of the inside wall of housing 1, the upper surface swing joint of housing 1 has a top cover 3, the middle part of the top wall has a mounting plate 4 through bolt swing joint in the top cover 3, the middle part fixedly connected with motor 5 of the lower surface of mounting plate 4, the delivery end fixedly connected with flabellum 6 of motor 5, the lower surface of mounting plate 4 is close to one side fixedly connected with cover body 7 of flabellum 6, the both sides of the bottom wall in housing 1 and the both sides of the top wall in top cover 3 are all fixedly connected with grooves 8, the inside joint of grooves 8 has a heat absorbing plate 9, the outer fixed surface of heat absorbing plate 9 is connected with heat dissipation fins 10, ventilation slots 11 have been seted up at the middle part of the outer surface of housing 1.

In the embodiment, the casing 1 and the top cover 3 are arranged and matched with each other to protect the internal electronic circuit, so that the safety and integrity of the electronic circuit are effectively improved, the service life is greatly prolonged, the mounting plate 4 is connected with the inner top wall of the top cover 3 through bolts, the mounting and the dismounting are convenient, the inspection and the maintenance of workers are convenient, the temperature sensor 2 is electrically connected with the motor 5 and is used for monitoring the temperature inside the casing 1, when the temperature is higher than a set value, the motor 5 is controlled to drive the fan blades 6 to rotate, the wind blown out by the fan blades 6 accelerates the dissipation of heat, the heat dissipation performance of the device is improved, the cover body 7 is a funnel-shaped object which is gradually enlarged from top to bottom, the wind blown out by the fan blades 6 is effectively diffused, the heat dissipation range is improved, the heat absorbing plate 9 is clamped between the two grooves 8, and the heat blown out by the fan blades 6 is absorbed by the heat absorbing plate 9, then distribute away through heat dissipation wing 10 and ventilation groove 11, strengthen heat resistance, monitor 1 inside temperature of casing and resume normal back when temperature sensor 2, control motor 5 shut down, degree of automation is high, time saving and labor saving, the consumption of the energy has been saved, ventilation groove 11 is the tilting notch, protect casing 1 not soaked by the rainwater when not influencing the heat dissipation ventilation, prevent pollutants such as dust among the external environment from getting into inside, if water flows into from ventilation groove 11, recess 8 and absorber plate 9 mutually support and can block water, strengthen water-proof effects, the security of reinforcing use, the protection dynamics obtains effectual enhancement.

Specifically, a U-shaped groove 12 is fixedly connected to one side of the outer surface of the shell 1, which is close to the ventilation groove 11, and a dustproof mesh plate 13 is movably connected to the inside of the U-shaped groove 12.

In this embodiment, through the setting of dustproof otter board 13, dustproof otter board 13 is pegged graft in the inside of U type groove 12, prevents that outside dust and steam from getting into, has avoided because of dustproof effect is relatively poor, leads to the circuit to suffer dust corrosion for a long time, has improved electronic circuit's life, and convenient to install and dismantle clears up dustproof otter board 13 after convenient long-time the use and changes, avoids the dust to pile up the influence radiating effect.

Example two

Referring to fig. 1 to 5, the present embodiment is further optimized based on embodiment 1, specifically, a clamping groove 14 is formed at the top of the inner side wall of the housing 1, and a clamping ring 15 adapted to the clamping groove 14 is fixedly connected to the lower surface of the top cover 3.

In this embodiment, through the setting of snap ring 15, after top cap 3 is closed with casing 1 upper surface opening, 15 joints of snap ring are in the inside of draw-in groove 14, and snap ring 15 adopts rubber materials to make, has elasticity, seals the junction of the two medial surfaces, increases sealed effect, prevents that water from getting into, has strengthened the waterproof ability of device.

Specifically, the top of the outer surface of the shell 1 and the outer surface of the top cover 3 are both fixedly connected with a connecting column 16, and the inner threads of the connecting column 16 are connected with a fastening bolt 17.

In this embodiment, through the setting of spliced pole 16, with fastening bolt 17 threaded connection in two spliced poles 16's inside to make casing 1 and top cap 3 fix, the installation is dismantled conveniently, is convenient for carry out the inspection to casing 1 internal component and maintains, through outside connected mode, avoids top cap 3 to locate to intake, strengthens the waterproof performance of device.

EXAMPLE III

Referring to fig. 1-6, the present embodiment is optimized based on the embodiment 1 or 2, specifically, a telescopic rod 18 is fixedly connected to the lower surface of the housing 1, and a spring 19 is sleeved on the outer surface of the telescopic rod 18.

In this embodiment, through the setting of spring 19, when casing 1 bumps, carry out concertina movement through spring 19 and telescopic link 18, reduce the vibrations that casing 1 received, improved the life of device, realize the protect function of device, effectively avoid external object collision to the damage of device inner circuit.

Specifically, one end of the telescopic rod 18 is fixedly connected with a base 20, the inner side wall of the base 20 is fixedly connected with a rubber pad 21, and the rubber pad 21 is movably connected with the shell 1.

In this embodiment, through the setting of rubber pad 21, base 20 is used for supporting fixing device, increases the stationarity that the device bottom was placed, and rubber pad 21 and the contact of casing 1 avoid when the production rocks casing 1 reciprocates and makes base 20 produce wearing and tearing, and the practicality is stronger.

Specifically, the edges of the inner bottom walls of the housing 1 and the base 20 are both provided with drain holes 22.

In this embodiment, by the arrangement of the drainage hole 22, when water enters the casing 1 carelessly, the water blocked by the groove 8 can be discharged to the outside through the drainage hole 22, so as to avoid water accumulation, and meanwhile, hot air in the casing 1 can be diffused, so that the device has the effects of high temperature resistance and moisture resistance.

Specifically, the bottom of the outer surface of the base 20 is fixedly connected with a connecting plate 23, and the upper surface of the connecting plate 23 is provided with a mounting hole 24.

In this embodiment, through the setting of connecting plate 23, there is connecting plate 23 at the side-mounting of base 20, and mounting hole 24 is seted up to the upper surface of connecting plate 23, when making device and external fixed connection, installs through the bolt, effectively improves the stability and the fastness of device.

Specifically, a transparent window 25 is fixedly connected to the middle of the front surface of the housing 1.

In this embodiment, through the setting of transparent window 25, transparent window 25 convenient to use person looks over the operation conditions of 1 internal circuit of casing from the outside, and is clear, and the staff of being convenient for observes the condition and in time inspects the maintenance.

Specifically, wire guide 26 has all been seted up to one side of diapire and the positive middle part of base 20 in casing 1, and the inside fixedly connected with rubber circle 27 of wire guide 26.

In this embodiment, through the setting of wire guide 26, pass the wire guide 26 of casing 1 bottom with the required circuit of electronic circuit operation, then pass from base 20 surface, mix when avoiding the line connection to use, clean and tidy nature when having guaranteed the installation, the concrete elasticity of rubber circle 27 can carry out the centre gripping with the circuit and fix, avoids making a round trip to slide and produces wearing and tearing, increase of service life.

In the utility model, when the electronic circuit protection device is used, a circuit required by the operation of the electronic circuit passes through the wire hole 26, the rubber ring 27 clamps and fixes the circuit, the top cover 3 is covered at the opening at the top of the shell 1, the fastening bolt 17 is in threaded connection with the inside of the two connecting columns 16 to fix the circuit, the snap ring 15 is clamped in the clamping groove 14 to prevent water from entering, the telescopic motion is carried out through the spring 19 and the telescopic rod 18, the vibration received by the shell 1 is reduced, the shell 1 moves up and down to cause the abrasion of the base 20 when the rubber pad 21 avoids shaking, the transparent window 25 is convenient for a user to check the operation condition of the circuit in the shell 1 from the outside, the temperature sensor 2 monitors the temperature in the shell 1, when the temperature is higher than a set value, the control motor 5 drives the fan blade 6 to rotate, the cover body 7 enables the wind blown out by the fan blade 6 to be effectively diffused, the heat absorbing plate 9 absorbs heat blown off by the fan blades 6, then the heat is dissipated through the heat dissipating fins 10 and the ventilation grooves 11, when the temperature sensor 2 monitors that the temperature inside the shell 1 is recovered to be normal, the motor 5 is controlled to stop running, the dustproof screen plate 13 prevents external dust and water vapor from entering, and when water enters the shell 1 carelessly, water blocked by the grooves 8 can be discharged to the outside through the water discharging holes 22.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims (10)

1. A power supply protection device for electronic circuits, comprising a casing (1), characterized in that: the top of the inner side wall of the shell (1) is fixedly connected with a temperature sensor (2), the upper surface of the shell (1) is movably connected with a top cover (3), the middle part of the inner top wall of the top cover (3) is movably connected with a mounting plate (4) through a bolt, the middle part of the lower surface of the mounting plate (4) is fixedly connected with a motor (5), the conveying end of the motor (5) is fixedly connected with a fan blade (6), a cover body (7) is fixedly connected to one side of the lower surface of the mounting plate (4) close to the fan blades (6), both sides of the inner bottom wall of the shell (1) and both sides of the inner top wall of the top cover (3) are fixedly connected with grooves (8), the heat sink is characterized in that a heat absorbing plate (9) is clamped inside the groove (8), heat radiating fins (10) are fixedly connected to the outer surface of the heat absorbing plate (9), and a ventilating groove (11) is formed in the middle of the outer surface of the shell (1).

2. A supply protection device for an electronic circuit according to claim 1, characterized in that: the outer surface of the shell (1) is close to one side of the ventilation groove (11) and is fixedly connected with a U-shaped groove (12), and a dustproof mesh plate (13) is movably connected inside the U-shaped groove (12).

3. A supply protection arrangement for an electronic circuit according to claim 1, characterized in that: the top of casing (1) inside wall has seted up draw-in groove (14), the lower fixed surface of top cap (3) is connected with snap ring (15) with draw-in groove (14) looks adaptation.

4. A supply protection device for an electronic circuit according to claim 1, characterized in that: the top of casing (1) surface and the surface of top cap (3) all fixedly connected with spliced pole (16), the inside threaded connection of spliced pole (16) has fastening bolt (17).

5. A supply protection device for an electronic circuit according to claim 1, characterized in that: the lower surface fixedly connected with telescopic link (18) of casing (1), the surface cover of telescopic link (18) is equipped with spring (19).

6. A supply protection device for an electronic circuit according to claim 5, characterized in that: one end fixedly connected with base (20) of telescopic link (18), the inside wall fixedly connected with rubber pad (21) of base (20), rubber pad (21) are swing joint with casing (1).

7. A supply protection arrangement for an electronic circuit according to claim 1, characterized in that: the edges of the inner bottom wall of the shell (1) and the base (20) are provided with drain holes (22).

8. A supply protection device for an electronic circuit as claimed in claim 6, characterized in that: the bottom fixedly connected with connecting plate (23) of base (20) surface, mounting hole (24) have been seted up to the upper surface of connecting plate (23).

9. A supply protection device for an electronic circuit according to claim 1, characterized in that: the middle part of the front surface of the shell (1) is fixedly connected with a transparent window (25).

10. A supply protection device for an electronic circuit according to claim 1, characterized in that: wire holes (26) are formed in one side of the inner bottom wall of the shell (1) and the front middle of the base (20), and rubber rings (27) are fixedly connected inside the wire holes (26).

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