CN215300252U - UPS power supply suitable for switch equipment - Google Patents
UPS power supply suitable for switch equipment Download PDFInfo
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- CN215300252U CN215300252U CN202120404359.0U CN202120404359U CN215300252U CN 215300252 U CN215300252 U CN 215300252U CN 202120404359 U CN202120404359 U CN 202120404359U CN 215300252 U CN215300252 U CN 215300252U
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Abstract
The utility model discloses a UPS power suitable for switch equipment, include the module U1 that charges that links to each other with the main electrical output end of switch, through relay K1 and the anodal group battery that links to each other of the module U1 that charges input, the group battery negative pole links to each other with the input negative pole that charges of module U1, the group battery is anodal to be regarded as battery output anodal through relay K1, the negative pole of group battery is as battery output negative pole, still include outage time delay relay K2, outage time delay relay K2's power supply input end links to each other with main electrical output end, outage time delay relay K2's control end links to each other with main electrical output end, it links to each other to be equipped with normally open/normally closed contact and relay K1's control circuit in outage time delay relay K2. The utility model can provide fixed time-delay power-off protection for the equipment under the condition of main power failure; the charging and discharging control of the battery pack is realized, the self-discharging of the battery pack in a non-working state is avoided, and the battery pack can be widely applied to the technical field of power supplies.
Description
Technical Field
The utility model relates to a power technical field especially relates to a UPS power suitable for switch equipment.
Background
The UPS is a standby power supply system with an energy storage device and can be widely applied to emergency power supply occasions, such as computers, servers, switch equipment and the like. In core layer network switch equipment, when power failure, power conversion, voltage reduction, sudden drop and sudden change occur, the UPS power supply device can provide a stable backup power supply for the equipment, ensure that the equipment can normally work for a period of time, and add power-off protection and emergency use functions for the core layer network switch.
However, when the main power of the switch fails, the battery pack of the UPS power supply has unstable working environment, which may not provide the equipment with fixed-delay power-off protection and may affect the reliability of the UPS power supply system. When the switch is in a non-operating state, the battery pack can cause self-discharge, and the service life of the battery is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the background technology, and provides a UPS power supply suitable for switch equipment, which can provide fixed time-delay power-off protection for the equipment under the condition of main power failure and is convenient and reliable to use; and the charge and discharge control of the battery pack is realized, the self-discharge of the battery pack in a non-working state is effectively avoided, and the service life of the battery pack is prolonged.
The utility model provides a pair of UPS power suitable for switch equipment, including the module of charging U1 that the power supply input end links to each other with the main electrical output end of switch, through the group battery that the anodal input of charging of relay K1 and module of charging U1 links to each other, the negative pole of group battery links to each other with the input negative pole of charging of module of charging U1, the anodal relay K1 of passing through of group battery is as battery output positive pole, the negative pole of group battery is as battery output negative pole, still includes outage delay relay K2, outage delay relay K2's the power supply input end links to each other with the main electrical output end of switch, outage delay relay K2's control end links to each other with the main electrical output end of switch, it links to each other to be equipped with normally open/normally closed contact and relay K1's control circuit in outage delay relay K2.
In the technical scheme, a built-in magnet connected with a control circuit is arranged in the relay K1, a control point 5 and a control point 6 which are arranged on the control circuit are arranged on two sides of the magnet respectively, a working circuit of the relay K1 is provided with a normally open contact 2/4 and an armature control point 1/3, the control point 6 and the armature control point 3 are connected with the positive electrode of the battery pack respectively, the positive electrode of the charging input end of the charging module U1 is connected with a normally open contact 4, the normally open contact 4 serves as the positive electrode of the battery output, and the control point 5 is connected with the working circuit where the normally open/normally closed contact of the power-off delay relay K2 is located.
In the above technical scheme, be equipped with the control circuit that has set up actuation magnet respectively in outage time delay relay K2, and actuation magnet both sides control point a1 and control point a2, control point a1 both ends link to each other with actuation magnet and the main electric output terminal positive pole of switch respectively, control point a2 both ends link to each other with actuation magnet and the main electric output terminal negative pole of switch respectively, be equipped with the time delay control point Y1 that links to each other with actuation magnet and the main electric output terminal positive pole of switch respectively in outage time delay relay K2, be equipped with the work circuit that comprises armature control point 15, normally closed contact 16 and normally open contact 18 in outage time delay relay K2, normally open contact 18 links to each other with the negative pole of group battery and exports as battery output negative pole, armature control point 15 of outage time delay relay K2 links to each other with relay K1's control point 5.
In the technical scheme, the energy-saving switch further comprises a rectangular connector X1 with an energy input end connected with the main electric output end of the switch, the positive electrode of the main power outlet of the rectangular connector X1 is connected with the positive electrode of the power supply input end of the charging module U1, the negative electrode of the main power output port of the rectangular connector X1 is connected with the negative electrode of the power supply input end of the charging module U1, the time delay control point Y1 of the power-off time delay relay K2 is connected with the positive pole of the main power output port of the rectangular connector X1, the control point A1 of the power-off time delay relay K2 is connected with the positive pole of the main power outlet of the rectangular connector X1, the control point A2 of the power-off time delay relay K2 is connected with the negative pole of the main power output port of the rectangular connector X1, the normally open contact 4 as the output positive electrode of the battery is connected with the input port positive electrode of the rectangular connector X1, and the negative electrode of the battery pack, which is used as the negative electrode of the battery output, is connected with the negative electrode of the input port of the rectangular connector X1.
In the technical scheme, the power-off delay relay further comprises a signal switch connected with a signal end of the rectangular connector X1, and the normally open contact 18 of the power-off delay relay K2 is respectively connected with the negative electrode of the battery pack and the negative electrode of the input port of the rectangular connector X1 through the signal switch.
In the above technical solution, the signal terminal of the charging module U1 outputting the under-voltage signal UV1 is connected to the signal terminal of the rectangular connector X1.
In the technical scheme, the charging device further comprises an indicator lamp provided with a charging terminal, a full-voltage terminal and an undervoltage terminal, and the signal output end of the charging module U1 is connected with the signal input end of the indicator lamp.
Generally, the UPS power supply consists of a charging module U1, a battery pack, a rectangular connector X1, a power-off delay relay K2, a relay K1, and an indicator light. The charging module U1 is connected with the main electrical output end of the switch and the input end of the battery pack and is used for charging the battery pack, and the charging module U1 outputs an undervoltage signal, a charging signal and a full electrical signal which are displayed by a panel indicator light; the battery pack is connected with a charging module U1, a relay K1 and a power-off delay relay K2; the relay K1 is provided with two groups of normally open contacts 2/4, the power-off delay relay K2 is provided with a normally closed contact 16 and a normally open contact 18, and the relay K1 and the power-off delay relay K2 are connected with the output of the battery pack.
The utility model provides a UPS power supply time delay power-off protection method does: 1) when a switching signal of the UPS is closed and the main power of the switchboard is normal, the power-off delay relay K2 is electrified, the instantaneous normally-open contact 18 is closed to electrify the relay K1, the normally-open contact 2/4 is closed, a power supply loop of the UPS is conducted, the main power charges the battery pack through the charging module U1, and the battery pack discharges outwards; 2) when a switching signal of the UPS is closed but the main power of the exchanger fails, the power-off delay relay K2 loses power, receives a power-off signal and starts timing, and after the delay time reaches a set time, the normally-open contact 18 is reset and disconnected, so that the relay K1 loses power, the normally-open contact 2/4 is disconnected, and the external output of the battery pack is cut off; 3) when the switching signal of the UPS is disconnected, the UPS is in a non-working state, the relay K1 and the power-off delay relay K2 are not electrified, the power supply loop of the UPS is cut off, the UPS does not work, and meanwhile input and output of the battery pack are cut off.
The utility model is suitable for a UPS power of switch equipment has following beneficial effect: the technical scheme can provide fixed time-delay power-off protection for the equipment under the condition of main power failure, and is convenient and reliable to use; and the charge and discharge control of the battery pack is realized, the self-discharge of the battery pack in a non-working state is effectively avoided, and the service life of the battery pack is prolonged.
Drawings
Fig. 1 is a schematic diagram of a UPS power supply for a switch device according to the present invention;
fig. 2 is a schematic flow chart of a protection method for a UPS power supply of a switch device according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples, but the examples should not be construed as limiting the present invention.
Referring to fig. 1, the utility model is suitable for a UPS of switch equipment, including the module of charging U1 that the power supply input end links to each other with the main electrical output end of switch, through the group battery that the anodal input that charges of relay K1 and module of charging U1 links to each other, the negative pole of group battery links to each other with the input negative pole that charges of module U1, the anodal relay K1 of passing through of group battery is as battery output positive pole, the negative pole of group battery is as battery output negative pole, still includes outage delay relay K2, outage delay relay K2's the power supply input end links to each other with the main electrical output end of switch, outage delay relay K2's control end links to each other with the main electrical output end of switch, it links to each other to be equipped with normally open/normally closed contact and relay K1's control circuit in outage delay relay K2.
The relay K1 is internally provided with a built-in magnet connected with a control circuit, two sides of the magnet are respectively provided with a control point 5 and a control point 6 which are arranged on the control circuit, a working circuit of the relay K1 is provided with a normally open contact 2/4 and an armature control point 1/3, the control point 6 and the armature control point 3 are respectively connected with the positive electrode of a battery pack, the positive electrode of the charging input end of the charging module U1 is connected with a normally open contact 4, the normally open contact 4 is used as the positive electrode of a battery output, and the control point 5 is connected with the working circuit where the normally open/normally closed contact of the power-off time delay relay K2 is located.
Be equipped with in outage time delay relay K2 and set up actuation magnet respectively and actuation magnet both sides control point A1 and control point A2's control circuit, control point A1 both ends link to each other with actuation magnet and the main electric output of switch positive pole respectively, control point A2 both ends link to each other with actuation magnet and the main electric output of switch negative pole respectively, be equipped with the time delay control point Y1 who links to each other with actuation magnet and the main electric output of switch positive pole respectively in outage time delay relay K2, be equipped with the working circuit who comprises armature control point 15, normally closed contact 16 and normally open contact 18 in the outage time delay relay K2, normally open contact 18 links to each other with the negative pole of group battery and outwards exports as battery output negative pole, armature control point 15 of outage time delay relay K2 links to each other with relay K1's control point 5.
The utility model is suitable for the UPS of the exchanger equipment, and also comprises a rectangular connector X1 with an energy input end connected with the main power output end of the exchanger, the positive electrode of the main power outlet of the rectangular connector X1 is connected with the positive electrode of the power supply input end of the charging module U1, the negative electrode of the main power output port of the rectangular connector X1 is connected with the negative electrode of the power supply input end of the charging module U1, the time delay control point Y1 of the power-off time delay relay K2 is connected with the positive pole of the main power output port of the rectangular connector X1, the control point A1 of the power-off time delay relay K2 is connected with the positive pole of the main power outlet of the rectangular connector X1, the control point A2 of the power-off time delay relay K2 is connected with the negative pole of the main power output port of the rectangular connector X1, the normally open contact 4 as the output positive electrode of the battery is connected with the input port positive electrode of the rectangular connector X1, and the negative electrode of the battery pack, which is used as the negative electrode of the battery output, is connected with the negative electrode of the input port of the rectangular connector X1.
The utility model is suitable for a UPS power of switch equipment still includes the signal switch who links to each other with rectangle connector X1 signal end, outage time delay relay K2's normally open contact 18 passes through signal switch and links to each other with group battery negative pole and rectangle connector X1's input port negative pole respectively.
The signal end of the charging module U1, which outputs the undervoltage signal UV1, is connected with the signal end of the rectangular connector X1.
The utility model is suitable for a UPS power of switch equipment still includes the pilot lamp that is equipped with charging terminal, full electric terminal and under-voltage terminal, the signal output part of the module of charging U1 links to each other with the signal input part of pilot lamp.
The utility model discloses technical principle as follows:
the main power of the exchanger is connected to the UPS power supply through a rectangular connector X1. The charging module U1 is connected with the main power output end of the switch and the input end of the battery pack, is used for charging the battery pack and simultaneously outputs the battery pack to the outside through a rectangular connector X1; the charging module U1 outputs an under-voltage signal, a charging signal and a full-charge signal which are displayed by an indicator lamp; the battery pack is connected with a charging module U1, a relay K1 and a power-off delay relay K2; the relay K1 is provided with two groups of normally open contacts 2/4, and the power-off delay time relay K2 is provided with a normally closed contact 16 and a normally open contact 18; in the charging loop, the main electrical output of the exchanger is connected to the input end of a charging module U1, the output end of the charging module U1 charges the battery pack through a relay K1, the charging input + of the charging module U1 is connected with a normally closed contact 2/4 of the relay K1, meanwhile, the charging input + of the charging module U1 is connected with the battery output +, the charging input-of the charging module U1 is connected with the negative electrode of the battery pack, and the battery output + and the battery output-of the battery pack are externally output through a rectangular connector X1; in the delayed power-off protection circuit, the main electrical output of the switchboard supplies power to a power-off delay relay K2, the action circuit of the power-off delay relay K2 provides a power supply circuit for a relay K1, the main electrical output + of the switchboard is connected with A1 and Y1 of the power-off delay relay K2, the main electrical output-of the switchboard is connected with A2 of the power-off delay relay K2, 15 of the power-off delay relay K2 is connected with 5 of a relay K1, 6 of the relay K1 is connected with the anode of a battery pack, and 18 of the power-off delay relay K2 is connected with a switching signal of a UPS power supply; the switching signal of the UPS is connected in series in the power supply loop of the relay K1.
Referring to fig. 2, when the switching signal of the UPS power supply is turned on (the UPS power supply is in an operating state), and the main power of the switch is normal, the main power output of the switch energizes the power-off delay time relay K2, the snap-action normally-open contact 18 of the power-off delay time relay K2 is closed, so that the relay K1 is energized, the normally-open contact 2/4 of the relay K1 is closed, the power supply loop of the UPS power supply is turned on, the main power output of the switch charges the battery pack through the charging module U1, and the battery pack outputs an external discharge.
When a switching signal of the UPS is closed (the UPS is in a working state), but the main power failure of the exchanger is in power failure, the power failure delay time relay K2 loses power, the Y1 of the power failure delay time relay K2 receives the power failure signal and starts timing, after the delay time reaches a set time, the normally open contact 18 of the power failure delay time relay K2 is reset and disconnected, the power supply loop of the relay K1 is disconnected, the normally open contact 2/4 of the relay K1 is disconnected, the external output of the battery pack is cut off, and fixed delay power failure protection is provided for equipment.
When the switching signal of the UPS is disconnected, the UPS is in a non-working state at the moment, the power supply loop of the relay K1 is disconnected, the normally open contact 2/4 of the relay K1 is disconnected, the power supply loop of the UPS is cut off, the UPS does not work, and meanwhile, the input and the output of the battery pack are cut off, so that the self-discharge of the battery pack in the non-working state is effectively avoided, and the service life of the battery pack is prolonged.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Those not described in detail in this specification are within the skill of the art.
Claims (7)
1. The utility model provides a UPS power suitable for switch equipment, includes the battery group that the module U1 that charges that the power supply input links to each other with the main electrical output end of switch, links to each other through relay K1 and the positive input that charges of module U1, the negative pole of battery group links to each other with the input negative pole that charges of module U1, the positive pole of battery group is through relay K1 as battery output positive pole, the negative pole of battery group is as battery output negative pole, its characterized in that: still include outage time delay relay K2, outage time delay relay K2's power supply input end links to each other with the main electrical output end of switch, outage time delay relay K2's control end links to each other with the main electrical output end of switch, it links to each other with relay K1's control circuit to be equipped with normally open/normally closed contact in the outage time delay relay K2.
2. The UPS power supply for a switch device of claim 1, wherein: the relay K1 is internally provided with a built-in magnet connected with a control circuit, two sides of the magnet are respectively provided with a control point 5 and a control point 6 which are arranged on the control circuit, a working circuit of the relay K1 is provided with a normally open contact 2/4 and an armature control point 1/3, the control point 6 and the armature control point 3 are respectively connected with the positive electrode of a battery pack, the positive electrode of the charging input end of the charging module U1 is connected with a normally open contact 4, the normally open contact 4 is used as the positive electrode of a battery output, and the control point 5 is connected with the working circuit where the normally open/normally closed contact of the power-off time delay relay K2 is located.
3. The UPS power supply for a switch device of claim 2, wherein: be equipped with in outage time delay relay K2 and set up actuation magnet respectively and actuation magnet both sides control point A1 and control point A2's control circuit, control point A1 both ends link to each other with actuation magnet and the main electric output of switch positive pole respectively, control point A2 both ends link to each other with actuation magnet and the main electric output of switch negative pole respectively, be equipped with the time delay control point Y1 who links to each other with actuation magnet and the main electric output of switch positive pole respectively in outage time delay relay K2, be equipped with the working circuit who comprises armature control point 15, normally closed contact 16 and normally open contact 18 in the outage time delay relay K2, normally open contact 18 links to each other with the negative pole of group battery and outwards exports as battery output negative pole, armature control point 15 of outage time delay relay K2 links to each other with relay K1's control point 5.
4. The UPS power supply for a switch device of claim 3, wherein: the energy-saving charging system also comprises a rectangular connector X1 with an energy input end connected with the main electrical output end of the exchanger, the positive electrode of the main electrical output port of the rectangular connector X1 is connected with the positive electrode of the power supply input end of the charging module U1, the negative electrode of the main power output port of the rectangular connector X1 is connected with the negative electrode of the power supply input end of the charging module U1, the time delay control point Y1 of the power-off time delay relay K2 is connected with the positive pole of the main power output port of the rectangular connector X1, the control point A1 of the power-off time delay relay K2 is connected with the positive pole of the main power outlet of the rectangular connector X1, the control point A2 of the power-off time delay relay K2 is connected with the negative pole of the main power output port of the rectangular connector X1, the normally open contact 4 as the output positive electrode of the battery is connected with the input port positive electrode of the rectangular connector X1, and the negative electrode of the battery pack, which is used as the negative electrode of the battery output, is connected with the negative electrode of the input port of the rectangular connector X1.
5. The UPS power supply for a switch device of claim 4, wherein: the power-off delay relay K2 is characterized by further comprising a signal switch connected with a signal end of the rectangular connector X1, and the normally open contact 18 of the power-off delay relay K2 is respectively connected with the negative electrode of the battery pack and the negative electrode of the input port of the rectangular connector X1 through the signal switch.
6. The UPS power supply for a switch device of claim 5, wherein: the signal end of the charging module U1, which outputs the undervoltage signal UV1, is connected with the signal end of the rectangular connector X1.
7. The UPS power supply for a switch device of claim 6, wherein: the charging device also comprises an indicator lamp provided with a charging terminal, a full-voltage terminal and an undervoltage terminal, and the signal output end of the charging module U1 is connected with the signal input end of the indicator lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120404359.0U CN215300252U (en) | 2021-02-24 | 2021-02-24 | UPS power supply suitable for switch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120404359.0U CN215300252U (en) | 2021-02-24 | 2021-02-24 | UPS power supply suitable for switch equipment |
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| Publication Number | Publication Date |
|---|---|
| CN215300252U true CN215300252U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120404359.0U Active CN215300252U (en) | 2021-02-24 | 2021-02-24 | UPS power supply suitable for switch equipment |
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| CN (1) | CN215300252U (en) |
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2021
- 2021-02-24 CN CN202120404359.0U patent/CN215300252U/en active Active
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