CN219285688U

CN219285688U - Load energy-saving USB equipment

Info

Publication number: CN219285688U
Application number: CN202320148815.9U
Authority: CN
Inventors: 张晖; 王静; 王俊彬
Original assignee: Nanjing Mengbai Information Industry Co ltd
Current assignee: Nanjing Mengbai Information Industry Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-06-30
Anticipated expiration: 2033-02-07

Abstract

The utility model discloses a load energy-saving USB device, in particular to the technical field of USB, which comprises a device shell, a circuit board in the device shell and a plurality of USB jacks outside the device shell, wherein a protection mechanism is arranged at the top end of the device shell, a temperature sensing mechanism is arranged outside the USB jacks of the device shell, an electric potentiometer is arranged in the device shell, and the electric potentiometer is electrically connected with the circuit board in the device shell. The temperature sensing mechanism comprises a heat conduction frame which is fixedly arranged at the outer side of a USB jack of the equipment shell, shape memory plastic and a normally-closed tact switch are fixedly connected to the inner side of the heat conduction frame, and the shape memory plastic is arranged at one side of the normally-closed tact switch.

Description

Load energy-saving USB equipment

Technical Field

The utility model relates to the technical field of USB, in particular to a load energy-saving USB device.

Background

Some USB devices such as tax discs are inserted on the device ports, the USB devices are always in a power-on state, and display lamps on the USB devices are always on. Only when the computer end is loaded, the computer needs to be powered on to enter a working state, and other USB devices are online in real time unless the computer is physically pulled out, consume electricity and occupy the USB bus speed.

In addition, the current USB equipment is not provided with a temperature change monitoring structure, and once abnormality occurs, workers do not need to find the temperature change at any time, and then unpredictable influence or danger occurs. The output power supply current of the USB equipment is constant, when the USB equipment fails, the current cannot be automatically adjusted to reduce the load, so that the USB equipment continuously heats, and therefore, the USB equipment capable of automatically adjusting the load of the current is required to save energy.

Disclosure of Invention

Therefore, the utility model provides a load-saving USB device to solve the problems in the background technology.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides an energy-conserving USB equipment of load, includes equipment casing, the inside circuit board of equipment casing and a plurality of USB jack in equipment casing outside, the top of equipment casing is provided with protection machanism, equipment casing USB jack outside is provided with temperature sensing mechanism, the inside of equipment casing is provided with electric potentiometer, electric potentiometer and the inside circuit board electric connection of equipment casing.

Further, the temperature sensing mechanism comprises a heat conduction frame, the heat conduction frame is fixedly arranged on the outer side of a USB jack of the equipment shell, shape memory plastic and a normally closed tact switch are fixedly connected to the inner side of the heat conduction frame, the shape memory plastic is arranged on one side of the normally closed tact switch, one end of the shape memory plastic is fixedly connected with a pressing plate, the pressing plate is opposite to the normally closed tact switch, an indicator lamp is arranged on the top end of the heat conduction frame, the normally closed tact switch is electrically connected with the indicator lamp, and the indicator lamp is electrically connected with an internal circuit board of the equipment shell.

Further, the protection mechanism comprises a first cover and a second cover, the first cover and the second cover are located at the top of the equipment shell, a through hole is formed in the top of the equipment shell, a guide assembly is arranged on the outer side of the through hole, and the top of the electric potentiometer extends out of a space surrounded by the first cover and the second cover.

Further, a slot is formed in one side of the first closing cover, which is opposite to the second closing cover, an inserting block is fixedly connected to one side of the second closing cover, which is opposite to the first closing cover, and the inserting block extends into the inner side of the slot and is inserted into the slot.

Furthermore, grooves are formed in the top ends of the first cover closing and the second cover closing.

Further, the direction subassembly includes the bottom plate, the outside of through-hole is located to the bottom plate and the top fixed connection with the equipment casing, close the top contact of lid one and close the top of lid two with the bottom plate, square spout everywhere has been seted up on the top of bottom plate, square spout's inside slip is provided with the slider, the top fixedly connected with guide arm of slider, the top of guide arm extends square spout's top, close the top of lid one and close the top fixed connection of lid two with the guide arm, the outside of slider is provided with reset assembly.

Further, reset assembly includes the spring, square spout everywhere has been seted up to the inside of bottom plate, square spout establish in one side of circular spout and with circular spout intercommunication, the one end and the inner wall fixed connection of circular spout of spring, the other end and the outside fixed connection of slider of spring.

The utility model also discloses a circuit design diagram of the load energy-saving USB equipment.

Advantageous effects

1. When the USB equipment is powered down, the USB equipment has internal resistance, and the port is proved to have the USB equipment only by detecting the internal resistance continuously after the USB equipment is powered down; if the USB equipment does not exist, the port equipment is pulled out, some USB equipment such as tax discs are inserted on the port of the equipment, the power supply of the port where the equipment is located is turned on only when the USB equipment with energy saving load is used, the display lamp is on, and the other time equipment is in a power-down state.

2. The heat conduction frame adopts the copper material, when the near USB jack of equipment housing terminal appears overheated, this heat is absorbed to the heat conduction frame, the shape memory plastics shrink of being connected with the heat conduction frame this moment, causes the pressure plate to press on normally closed tact switch, because normally closed tact switch and pilot lamp electric connection, the pilot lamp lights, the staff can receive the suggestion from host computer equipment this moment, compare with prior art, so that the staff in time goes to the trouble spot and overhauls or investigation, avoid USB equipment to appear overheated and arouse the conflagration.

3. The electric potentiometer is electrically connected with the circuit board inside the equipment shell, and then the electric potentiometer automatically reduces the internal current value of the USB equipment, so that the resistance of the USB equipment is increased, the load is reduced, the heat generation is reduced, the overheat condition of the USB equipment is relieved, the energy-saving effect is achieved, and compared with the prior art, the basic function of the USB equipment is expanded, and the USB equipment is further protected safely.

Drawings

FIG. 1 is a schematic diagram of a front view structure of a USB device body with energy-saving load according to the present utility model;

FIG. 2 is a schematic diagram of a front view structure of the utility model without a protection mechanism and a temperature sensing mechanism;

FIG. 3 is a schematic side view of FIG. 1 according to the present utility model;

FIG. 4 is a schematic top view of the protection mechanism according to the present utility model;

FIG. 5 is a schematic diagram of a front cross-sectional structure of a protection mechanism according to the present utility model;

FIG. 6 is a schematic view of a bottom view of the protection mechanism according to the present utility model;

FIG. 7 is a schematic diagram of a connection structure of a first cover and a second cover according to the present utility model;

FIG. 8 is a schematic view of the structure of the portion A in FIG. 3 according to the present utility model;

fig. 9 is a schematic diagram of a circuit structure of a load-saving USB device according to the present utility model.

In the figure: 1. an equipment housing; 2. a protective mechanism; 3. a through hole; 4. an electric potentiometer; 5. a bottom plate; 6. square chute; 7. a slide block; 8. a guide rod; 9. closing the first cover; 10. a slot; 11. closing a second cover; 12. inserting blocks; 13. a groove; 14. a circular chute; 15. a spring; 16. a thermally conductive bezel; 17. a shape memory plastic; 18. a pressing plate; 19. a normally closed tact switch; 20. an indicator light; 21. and a temperature sensing mechanism.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3 and fig. 8 of the accompanying drawings, a load-saving USB device of this embodiment includes a device housing 1, a circuit board inside the device housing 1, and a plurality of USB jacks outside the device housing 1, a temperature sensing mechanism 21 is disposed outside the USB jacks of the device housing 1, an electric potentiometer 4 is disposed inside the device housing 1, and the electric potentiometer 4 is electrically connected with the circuit board inside the device housing 1.

As the preferred technical scheme of this application, temperature sensing mechanism 21 includes heat conduction frame 16, heat conduction frame 16 is fixed to be established in equipment housing 1USB jack outside, the inboard fixedly connected with shape memory plastics 17 and normally closed tact switch 19 of heat conduction frame 16, shape memory plastics 17 locates one side that normally closed tact switch 19, the one end fixedly connected with clamp plate 18 of shape memory plastics 17, clamp plate 18 is just right with normally closed tact switch 19, the top of heat conduction frame 16 is provided with pilot lamp 20, normally closed tact switch 19 and pilot lamp 20 electric connection, pilot lamp 20 and the inside circuit board electric connection of equipment housing 1.

The heat conduction frame 16 adopts the copper material, when the near USB jack of terminal of equipment housing 1 appears overheated, this heat is absorbed to heat conduction frame 16, the shape memory plastics 17 shrink of being connected with heat conduction frame 16 this moment, cause clamp plate 18 to press on normally closed tact switch 19, because normally closed tact switch 19 and pilot lamp 20 electric connection, pilot lamp 20 lights, the staff can receive the suggestion from host computer equipment this moment, so that the staff in time goes to trouble spot and overhauls or investigation, and electric potentiometer 4 and the inside circuit board electric connection of equipment housing 1, then electric potentiometer 4 automatically reduced USB equipment internal current value, make USB equipment resistance grow, reduce the load, the thermal production reduces, alleviate the overheated condition of USB equipment, reach energy-conserving effect simultaneously, avoid USB equipment to appear overheated causing the conflagration, this embodiment has specifically solved the USB equipment that is not setting up temperature in actual operation monitors the structure, in case appear unusual, not be found by the staff in time, and then appear unpredictable influence or dangerous problem appear.

Example 2

Referring to fig. 1 and fig. 3-7 of the specification, in the load-saving USB device of this embodiment, a protection mechanism 2 is further provided at the top end of the device housing 1, and as a preferred implementation manner, based on the foregoing manner, further, the protection mechanism 2 includes a first cover 9 and a second cover 11, the first cover 9 and the second cover 11 are located at the top of the device housing 1, a through hole 3 is provided at the top end of the device housing 1, a guiding component is provided at the outer side of the through hole 3, and the top end of the electric potentiometer 4 extends out of a space enclosed by the first cover 9 and the second cover 11.

As the preferred technical scheme of this application, closing lid one 9 and closing lid two 11 opposite one side and having seted up slot 10, closing lid two 11 and closing lid one 9 opposite one side fixedly connected with inserted block 12, inserted block 12 extends into the inboard of slot 10 and both grafting, is convenient for close lid one 9 and close lid two 11 location.

As the preferred technical scheme of this application, closing lid one 9 and closing lid two 11's top all is processed flutedly 13, makes things convenient for manual opposite direction to push away and opens and close lid one 9 and closing lid two 11.

As the preferred technical scheme of this application, the direction subassembly includes bottom plate 5, bottom plate 5 locates the outside of through-hole 3 and with the top fixed connection of equipment housing 1, close the bottom of lid one 9 and closing lid two 11 and the top contact of bottom plate 5, square spout 6 everywhere has been seted up on the top of bottom plate 5, square spout 6's inside slip is provided with slider 7, the top fixedly connected with guide arm 8 of slider 7, square spout 6's top is extended on the top of guide arm 8, close the outside of lid one 9 and closing lid two 11 and all with the top fixed connection of guide arm 8, the outside of slider 7 is provided with reset assembly, closes lid one 9 and closes lid two 11 and carry out spacing direction.

As the preferred technical scheme of this application, reset assembly includes spring 15, square spout 6 everywhere has been seted up to the inside of bottom plate 5, square spout 6 establish in one side of circular spout 14 and with circular spout 14 intercommunication, the one end and the inner wall fixed connection of circular spout 14 of spring 15, the other end and the outside fixed connection of slider 7 of spring 15 are convenient for close lid one 9 and close lid two 11 automatic re-setting, reduce the work load of maintainer.

The first cover 9 and the second cover 11 are pushed away in the direction away from each other, at this time, the first cover 9 and the second cover 11 drive the guide rod 8 and the slide block 7 connected with each other to slide in the direction away from each other in the square chute 6, at this time, the spring 15 is stretched, at this time, the electric potentiometer 4 can be overhauled, the first cover 9 and the second cover 11 are loosened, and under the elasticity of the spring 15, the first cover 9 and the second cover 11 are automatically reset, as shown in fig. 1.

Example 3

Referring to fig. 9 of the specification, after a load-saving USB device of this embodiment is connected to a computer terminal, when EN-USB is at a high level, VCC-USB is 5V, and the USB device 5V works; when EN-USB is in low level, if USB is in the loading state, the output of the ADC is 1.1V; if the USB equipment has a load, the output voltage of the ADC is smaller than 1.1V, and the voltage is divided after the voltage is electrically connected with R1. So the CPU can know that the port is loaded by continuously reading the peak value of the ADC.

When the USB equipment is powered down, the USB equipment has internal resistance, and the port is proved to have the USB equipment only by detecting the internal resistance continuously after the USB equipment is powered down; if the USB equipment does not exist, the port equipment is pulled out, some USB equipment such as tax discs are inserted on the equipment port, the USB equipment is in a power-on state only under the following two conditions, the display lamp is on, and the rest time is in a power-off state. In the first case, when the USB device is inserted, the load energy-saving device reads USB information; in the second case, the user operates the USB device. After the reading or the using is completed, the device can power down the USB device, and the display lamp is not on. But at the same time the device knows that a USB device is present on the port.

In this embodiment, only when a certain USB device is used, the system turns on the power supply of the port where the device is located, and the devices are all in the power-down state in the rest of time. The USB device is in a power-down state when not in use, so that the power consumption is reduced, the heating value of the USB device is reduced, and the service life of the USB device is prolonged.

While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides an energy-conserving USB equipment of load, includes equipment casing (1), the inside circuit board of equipment casing (1) and a plurality of USB jack in equipment casing (1) outside, its characterized in that: the protection device is characterized in that a protection mechanism (2) is arranged at the top end of the equipment shell (1), a temperature sensing mechanism (21) is arranged outside a USB jack of the equipment shell (1), an electric potentiometer (4) is arranged inside the equipment shell (1), and the electric potentiometer (4) is electrically connected with a circuit board inside the equipment shell (1).

2. A load conserving USB device according to claim 1, wherein: the temperature sensing mechanism (21) comprises a heat conduction frame (16), the heat conduction frame (16) is fixedly arranged on the outer side of a USB jack of the equipment shell (1), shape memory plastic (17) and a normally closed tact switch (19) are fixedly connected to the inner side of the heat conduction frame (16), the shape memory plastic (17) is arranged on one side of the normally closed tact switch (19), one end of the shape memory plastic (17) is fixedly connected with a pressing plate (18), the pressing plate (18) is opposite to the normally closed tact switch (19), an indicator lamp (20) is arranged on the top end of the heat conduction frame (16), the normally closed tact switch (19) is electrically connected with the indicator lamp (20), and the indicator lamp (20) is electrically connected with an internal circuit board of the equipment shell (1).

3. A load conserving USB device according to claim 1, wherein: the protection mechanism (2) comprises a first cover (9) and a second cover (11), the first cover (9) and the second cover (11) are located at the top of the equipment shell (1), a through hole (3) is formed in the top end of the equipment shell (1), a guide assembly is arranged on the outer side of the through hole (3), and the top end of the electric potentiometer (4) extends out of the space surrounded by the first cover (9) and the second cover (11).

4. A load conserving USB device according to claim 3, characterized in that: the plug-in type LED lamp is characterized in that a slot (10) is formed in one side, opposite to the first cover (9), of the second cover (11), an inserting block (12) is fixedly connected to one side, opposite to the first cover (9), of the second cover (11), and the inserting block (12) extends into the inner side of the slot (10) and is inserted into the slot.

5. A load conserving USB device according to claim 3, characterized in that: grooves (13) are formed in the top ends of the first closing cover (9) and the second closing cover (11).

6. A load conserving USB device according to claim 3, characterized in that: the guide assembly comprises a bottom plate (5), the bottom plate (5) is arranged on the outer side of the through hole (3) and is fixedly connected with the top end of the equipment shell (1), the bottom ends of the first cover (9) and the second cover (11) are contacted with the top end of the bottom plate (5), the top end of the bottom plate (5) is provided with a square sliding groove (6) everywhere, the inside of the square sliding groove (6) is slidably provided with a sliding block (7), the top end of the sliding block (7) is fixedly connected with a guide rod (8), the top end of the guide rod (8) extends out of the top end of the square sliding groove (6), the outer sides of the first cover (9) and the second cover (11) are fixedly connected with the top end of the guide rod (8), and the outer side of the sliding block (7) is provided with a reset assembly.

7. The load conserving USB device of claim 6, wherein: the reset assembly comprises a spring (15), a square chute (6) is formed in the bottom plate (5), the square chute (6) is arranged on one side of the circular chute (14) and is communicated with the circular chute (14), one end of the spring (15) is fixedly connected with the inner wall of the circular chute (14), and the other end of the spring (15) is fixedly connected with the outer side of the sliding block (7).