CN212137376U - Power supply - Google Patents
Power supply Download PDFInfo
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- CN212137376U CN212137376U CN202020842626.8U CN202020842626U CN212137376U CN 212137376 U CN212137376 U CN 212137376U CN 202020842626 U CN202020842626 U CN 202020842626U CN 212137376 U CN212137376 U CN 212137376U
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- box body
- input end
- box
- output end
- power supply
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Abstract
The utility model discloses a power supply, include the heat conduction box and be located PCB board in the heat conduction box, the heat conduction box include the box body and with the lid of connection can be dismantled to the box body, be provided with a plurality of spliced poles in the box body, the spliced pole with PCB board fixed connection, be attached to the conducting strip in the box body, the back of PCB board with the centre gripping has the heat conduction insulator between the conducting strip, the front of PCB board is provided with circuit module, circuit module includes charger, storage battery, dc-to-ac converter, voltage detection circuit, transformer, output circuit, discharge control circuit and singlechip. The utility model has the advantages that: the heat dissipation device has a good heat dissipation effect, can effectively prevent the power supply from breaking down due to overheating, and prolongs the service life of the power supply.
Description
Technical Field
The utility model relates to a power supply unit's technical field particularly, relates to a power.
Background
A UPS (Uninterruptible Power System/Uninterruptible Power Supply), that is, an Uninterruptible Power Supply, is a System device that connects a battery (mostly a lead-acid maintenance-free battery) with a host and converts direct current into commercial Power through a module circuit such as a host inverter. The power supply device is mainly used for providing stable and uninterrupted power supply for a single computer, a computer network system or other power electronic equipment such as an electromagnetic valve, a pressure transmitter and the like. When the commercial power input is normal, the UPS supplies the commercial power to the load for use after stabilizing the voltage, and the UPS is an alternating current type voltage stabilizer and also charges the battery in the machine; when the commercial power is interrupted (power failure in accident), the UPS immediately supplies the direct current electric energy of the battery to the load by a method of switching and converting the inverter to continuously supply 220V alternating current to the load, so that the load keeps normal work and the software and hardware of the load are protected from being damaged. UPS devices typically provide protection against either excessive voltage or insufficient voltage.
The traditional UPS power supply has poor heat dissipation effect, and easily causes the UPS power supply to break down due to overheating.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem among the correlation technique, the utility model provides a power, the radiating effect is good, long service life.
In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:
a power supply comprises a heat conduction box and a PCB (printed circuit board) positioned in the heat conduction box, wherein the heat conduction box comprises a box body and a box cover detachably connected with the box body, a plurality of connecting columns are arranged in the box body and fixedly connected with the PCB, heat conducting fins are attached in the box body, a heat conducting insulator is clamped between the back of the PCB and the heat conducting fins, a circuit module is arranged on the front of the PCB and comprises a single chip microcomputer, the input end of the single chip microcomputer is connected with the output end of a voltage detection circuit, the output end of the single chip microcomputer is respectively connected with one input end of an inverter and the input end of a discharge control circuit, the input end of the voltage detection circuit is connected with one output end of a charger, the other output end of the charger is connected with one input end of a storage battery pack, and the input end of the charger is connected with an input, the other input end of the storage battery pack is connected with the output end of the discharge control circuit, the output end of the storage battery pack is connected with the other input end of the inverter, the output end of the inverter is connected with the input end of the transformer, the output end of the transformer is connected with the input end of the output circuit, and the output end of the output circuit is connected with an output interface arranged on the box body.
Optionally, the case body is detachably connected to the case cover by a screw.
Optionally, hook grooves are formed in two sides of the box cover, and a connecting hook in clamping fit with the hook grooves is arranged on the box body.
Further, the outer surface of the heat conduction box is provided with a plurality of heat dissipation fins parallel to each other.
The utility model has the advantages that: the heat dissipation device has a good heat dissipation effect, can effectively prevent the power supply from breaking down due to overheating, and prolongs the service life of the power supply.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 cross-sectional view of a power supply according to an embodiment of the present invention;
fig. 2 is a schematic block diagram of a circuit module according to an embodiment of the present invention.
In the figure:
1. a box body; 2. a box cover; 3. a PCB board; 4. a heat conductive sheet; 5. a thermally conductive insulator; 6. hooking a groove; 7. a connecting hook; 8. and (4) radiating fins.
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 all belong to the protection scope of the present invention.
As shown in fig. 1-2, a power supply according to an embodiment of the present invention includes a heat conducting box and a PCB 3 disposed in the heat conducting box, the heat conducting box includes a box body 1 and a box cover 2 detachably connected to the box body 1, a plurality of connecting posts are disposed in the box body 1, the connecting posts are fixedly connected to the PCB 3, heat conducting fins 4 are attached to the box body 1, a heat conducting insulator 5 is sandwiched between the back surface of the PCB 3 and the heat conducting fins 4, a circuit module is disposed on the front surface of the PCB 3, the circuit module includes a single chip, an input end of the single chip is connected to an output end of a voltage detecting circuit, an output end of the single chip is respectively connected to one of input ends of an inverter and an input end of a discharge control circuit, an input end of the voltage detecting circuit is connected to one of output ends of a charger, the other output end of the charger is connected with one input end of the storage battery pack, the input end of the charger is connected with an input interface arranged on the box body 1, the other input end of the storage battery pack is connected with the output end of the discharge control circuit, the output end of the storage battery pack is connected with the other input end of the inverter, the output end of the inverter is connected with the input end of the transformer, the output end of the transformer is connected with the input end of the output circuit, and the output end of the output circuit is connected with an output interface arranged on the box body 1.
In a specific embodiment of the present invention, the box body 1 is detachably connected to the box cover 2 by screws. Or, hook grooves 6 are formed in two sides of the box cover 2, and connecting hooks 7 which are matched with the hook grooves 6 in a clamping mode are arranged on the box body 1.
In a specific embodiment of the present invention, the outer surface of the heat conducting box is provided with a plurality of heat radiating fins 8 parallel to each other.
For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention are explained in detail through specific use modes below.
The power supply comprises a heat conduction box, a PCB (printed circuit board) 3 and a circuit module.
The heat conduction box includes box body 1 and lid 2, and catching groove 6 has been seted up to the both sides of lid 2, be provided with on the box body 1 with catching groove 6 joint complex is connected and is colluded 7, and the accessible colludes 7 joints with connecting during the use and realize the high-speed joint of box body 1 and lid 2 in catching groove 6, and the mode that can adopt traditional screw connection to realize box body 1 and lid 2 does not adopt above-mentioned mode certainly also.
The box body 1 is provided with an input interface and an output interface. PCB board 3 passes through screw fixed connection on the spliced pole in box body 1, and the bottom in the box body 1 is adhered to has conducting strip 4, and the centre gripping has heat conduction insulator 5 between the back of conducting strip 4 and PCB board 3, for the work that circuit module on guaranteeing PCB board 3 can be stable for a long time, and avoids it to produce the electricity with box body 1 and be connected and lead to the condition such as short circuit, the utility model discloses be provided with a heat conduction insulator 5 between PCB board 3 and box body 1, heat conduction insulator 5 presss from both sides and locates between the back of conducting strip 4 and PCB board 3 and hug closely conducting strip 4 and PCB board 3 to play insulating and heat conduction's dual effect.
The heat conduction box can be the outside that gives off the heat in box body 1 inside, in order to improve the radiating efficiency, has set up a plurality of radiating fin 8 that are parallel to each other on the surface of heat conduction box.
The circuit module is arranged on the front surface of the PCB 3 and comprises a charger, a storage battery pack, an inverter and a voltage detection circuit, the output end of the charger is connected with the input end of the storage battery pack, the output end of the storage battery pack is connected with the input end of the inverter, the output end of the inverter is connected with the input end of the transformer, the output end of the transformer is connected with the input end of the output circuit, the output end of the output circuit is connected with the output interface, the output end of the charger is connected with the input end of the voltage detection circuit, the output end of the voltage detection circuit is connected with the input end of the single chip microcomputer, the output end of the single chip microcomputer is connected with the input end of the inverter, the output end of the single chip microcomputer is further connected with the input end of the discharge control circuit, and the output end of the discharge control circuit is.
When the device is used specifically, the output current of the storage battery pack is transmitted to the output circuit through the inverter and the transformer, the voltage detection circuit transmits the detected output voltage signal of the storage battery pack to the single chip microcomputer, and the single chip microcomputer controls the discharge control circuit according to the received voltage signal. When the output voltage in the storage battery pack is too high, the singlechip controls the discharge control circuit to discharge the storage battery pack, so that the problem of explosion of the storage battery pack caused by too high voltage is solved.
To sum up, with the help of the utility model discloses an above-mentioned technical scheme has good radiating effect, can prevent effectively that the power from breaking down because of overheated, has prolonged the life of power.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A power supply comprises a heat conduction box and a PCB (3) positioned in the heat conduction box, and is characterized in that the heat conduction box comprises a box body (1) and a box cover (2) detachably connected with the box body (1), a plurality of connecting columns are arranged in the box body (1), the connecting columns are fixedly connected with the PCB (3), heat conducting fins (4) are attached in the box body (1), a heat conducting insulator (5) is clamped between the back of the PCB (3) and the heat conducting fins (4), a circuit module is arranged on the front of the PCB (3), the circuit module comprises a single chip microcomputer, the input end of the single chip microcomputer is connected with the output end of a voltage detection circuit, the output end of the single chip microcomputer is respectively connected with one input end of an inverter and the input end of a discharge control circuit, the input end of the voltage detection circuit is connected with one output end of a charger, the other output end of the charger is connected with one input end of the storage battery pack, the input end of the charger is connected with an input interface arranged on the box body (1), the other input end of the storage battery pack is connected with the output end of the discharge control circuit, the output end of the storage battery pack is connected with the other input end of the inverter, the output end of the inverter is connected with the input end of the transformer, the output end of the transformer is connected with the input end of the output circuit, and the output end of the output circuit is connected with an output interface arranged on the box body (1).
2. The power supply according to claim 1, characterized in that the box body (1) is detachably connected to the box cover (2) by means of screws.
3. The power supply according to claim 1, wherein hook grooves (6) are formed in two sides of the box cover (2), and a connecting hook (7) which is in clamping fit with the hook grooves (6) is arranged on the box body (1).
4. The power supply according to claim 1, characterized in that the outer surface of the heat conducting box is provided with a plurality of heat dissipating fins (8) parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020842626.8U CN212137376U (en) | 2020-05-15 | 2020-05-15 | Power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020842626.8U CN212137376U (en) | 2020-05-15 | 2020-05-15 | Power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212137376U true CN212137376U (en) | 2020-12-11 |
Family
ID=73668988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020842626.8U Active CN212137376U (en) | 2020-05-15 | 2020-05-15 | Power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212137376U (en) |
-
2020
- 2020-05-15 CN CN202020842626.8U patent/CN212137376U/en active Active
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