CN107272507B - Device and method for linkage control of constant temperature and humidity cabinet and server power supply - Google Patents
Device and method for linkage control of constant temperature and humidity cabinet and server power supply Download PDFInfo
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- CN107272507B CN107272507B CN201710624528.XA CN201710624528A CN107272507B CN 107272507 B CN107272507 B CN 107272507B CN 201710624528 A CN201710624528 A CN 201710624528A CN 107272507 B CN107272507 B CN 107272507B
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- 238000000034 method Methods 0.000 title abstract description 17
- 238000012545 processing Methods 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 238000012360 testing method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000218213 Morus <angiosperm> Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0421—Multiprocessor system
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/22—Pc multi processor system
- G05B2219/2214—Multicontrollers, multimicrocomputers, multiprocessing
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25242—Relay
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- Sampling And Sample Adjustment (AREA)
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Abstract
The invention discloses a device and a method for linkage control of a constant temperature and humidity cabinet and a server power supply, wherein the device comprises a first linkage control unit and a second linkage control unit; the control signal of the first linkage control unit is acquired at the constant temperature and humidity cabinet end, the first linkage control unit is used for simultaneously controlling the on-off of the constant temperature and humidity cabinet and the server power supply, the control signal of the second linkage control unit is acquired at the server end, and the second control unit is used for simultaneously controlling the on-off of the constant temperature and humidity cabinet and the server power supply. The invention ensures the safety of the equipment and saves the cost.
Description
Technical Field
The invention relates to the technical field of hardware product testing, in particular to a device and a method for linkage control of a constant temperature and humidity cabinet and a server power supply.
Background
The constant temperature and humidity cabinet can accurately simulate complex natural environments such as low temperature, high temperature and humidity, low temperature and low humidity and the like, and is used for detecting equipment of the performance of materials in various environments and testing the heat resistance, cold resistance, dry resistance and humidity resistance of various materials.
In the reliability test of the hardware product configured by the server, the environmental adaptability of the product is often tested, a constant temperature and humidity cabinet is used, and the test process is as follows: the hardware product is configured on the server, the server is arranged in the constant temperature and humidity cabinet, the server works normally, the temperature and the humidity are set by the constant temperature and humidity cabinet, the working condition of the server is checked, and therefore whether the reliability of the hardware product in the server reaches the standard or not is judged.
When the constant temperature and humidity cabinet is shut down due to equipment failure in the experimental process, a server which is testing in the cabinet can continue to operate and emit heat to cause the temperature in the constant temperature and humidity cabinet to rise all the time, the test result of a sample is influenced, even the sample to be tested is damaged, no safety guarantee exists under the condition of unmanned monitoring, and serious economic loss can be caused.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a device and a method for linkage control of a constant temperature and humidity cabinet and a server power supply, which are used for solving the problems that the constant temperature and humidity cabinet fails to stop, the test result is influenced and even the test sample is damaged. Meanwhile, when the server is in fault shutdown, the power supply of the constant temperature and humidity cabinet can be disconnected, so that the cost is saved.
The technical scheme adopted by the invention for solving the technical problems is as follows: a device for linkage control of a constant temperature and humidity cabinet and a server power supply comprises a first linkage control unit and a second linkage control unit; the control signal of the first linkage control unit is acquired at the constant temperature and humidity cabinet end, the first linkage control unit is used for simultaneously controlling the on-off of the constant temperature and humidity cabinet and the server power supply, the control signal of the second linkage control unit is acquired at the server end, and the second control unit is used for simultaneously controlling the on-off of the constant temperature and humidity cabinet and the server power supply.
Furthermore, the first linkage control unit comprises a temperature and humidity signal acquisition module, a first processing module and a first switch control module, wherein the temperature and humidity signal acquisition module is arranged in the constant temperature and humidity cabinet and is used for acquiring temperature and humidity control signals at the end of the constant temperature and humidity cabinet; the temperature and humidity signal acquisition module, the first processing module and the first switch control module are sequentially connected, and the output end of the first switch control module is respectively connected with the power input end of the constant temperature and humidity cabinet and the power input end of the server.
Further, humiture signal acquisition module includes sensor circuit and signal conversion circuit, and first processing module includes first single chip microcomputer circuit and drive circuit, and first switch control module includes first relay circuit, sensor circuit, signal conversion circuit, single chip microcomputer circuit and drive circuit connect gradually, and first relay circuit's input is connected to drive circuit's output, and first relay circuit's output includes first normally closed contact and second normally closed contact, and first normally closed contact establishes ties between first alternating current power supply output and constant temperature and humidity cabinet power input, and second normally closed contact establishes ties between second alternating current power supply output and constant temperature and humidity cabinet power input.
Further, the second linkage control unit comprises a leakage signal acquisition module, a second processing module and a second switch control module, wherein the leakage signal acquisition module is used for acquiring a leakage current control signal of the server side; the electric leakage signal acquisition module, the second processing module and the second switch control module are sequentially connected, and the output end of the second switch control module is respectively connected with the power input end of the constant temperature and humidity cabinet and the power input end of the server.
Further, the leakage signal acquisition module comprises a leakage protection circuit, the second processing module comprises a second single-chip microcomputer circuit and a second driving circuit, the second switch control module comprises a second relay circuit, the leakage protection circuit, the second single-chip microcomputer circuit and the second driving circuit are sequentially connected, the second driving circuit is connected with the input end of the second relay circuit, the output end of the second relay circuit comprises a third normally closed contact and a fourth normally closed contact, the third normally closed contact is connected in series between the output end of the first alternating current power supply and the power input end of the constant temperature and humidity cabinet, and the fourth normally closed contact is connected in series between the output end of the second alternating current power supply and the power input end of the constant temperature and humidity cabinet.
Further, the first normally closed contact is connected in series with the third normally closed contact, and the second normally closed contact is connected in series with the fourth normally closed contact.
Furthermore, the device also comprises a first display unit and a second display unit, wherein the input end of the first display unit is connected with the first switch control module, and the input end of the second display unit is connected with the first switch control module.
A method for linkage control of a constant temperature and humidity cabinet and a server power supply comprises the following steps:
respectively collecting temperature and humidity signals of a constant temperature and humidity cabinet end and leakage current signals of a server end;
respectively judging whether the temperature and humidity signal and the leakage current signal exceed set thresholds;
if the temperature and humidity signals do not exceed the set threshold, continuously collecting the temperature and humidity signals and the leakage current signals;
if the temperature and humidity acquisition signals exceed a set threshold value, the power supplies of the constant temperature and humidity cabinet and the server are simultaneously disconnected through the first linkage control unit;
and if the leakage current signal exceeds a set threshold value, the power supplies of the constant temperature and humidity cabinet and the server are simultaneously disconnected through the second linkage control unit.
Further, the method further comprises the step of enabling the power supply sources of the constant temperature and humidity cabinet and the server to be connected through the first linkage control unit and/or the second linkage control unit when the temperature and humidity signal and the leakage current signal are within the set threshold range.
The effect provided in the summary of the invention is only the effect of the embodiment, not all the effects of the invention, and one of the above technical solutions has the following advantages or beneficial effects:
1. the temperature and humidity signal acquisition module is arranged at the constant temperature and humidity cabinet end, temperature and humidity signals in the constant temperature and humidity cabinet are acquired, when the temperature and humidity exceed a set threshold value, the constant temperature and humidity cabinet and the power supply of the server are simultaneously controlled to be disconnected through the first linkage control unit, the problem that the temperature in the cabinet continuously rises to influence the test accuracy due to the fact that the constant temperature and humidity cabinet is stopped alone is avoided, and meanwhile the safety of the server and a hardware product configured by the server is guaranteed.
2. The leakage current signal of the server end is acquired by arranging the leakage signal acquisition module at the server end, and when the server generates a leakage phenomenon, the second linkage control unit controls the constant-temperature and constant-humidity cabinet and the power supply of the server to be disconnected simultaneously, so that the constant-temperature and constant-humidity cabinet is still doing useless work when the server is shut down independently, and the cost is saved.
3. The switch control modules all adopt relay circuits, the circuit design is simple, and the equipment investment cost is saved.
4. The display unit is arranged in the device, so that the working personnel can know the generation of the fault in time, corresponding counter measures are taken, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention.
FIG. 2 is a schematic diagram of the configuration of one embodiment of the first coordinated control unit of the apparatus of the present invention.
Fig. 3 is a schematic diagram of a specific implementation of the embodiment shown in fig. 2.
Fig. 4 is a schematic diagram of an embodiment of a second linkage control unit of the apparatus of the present invention.
Fig. 5 is a schematic diagram of a specific implementation of the embodiment shown in fig. 4.
FIG. 6 is a schematic flow chart of the method of the present invention.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and procedures are omitted so as to not unnecessarily limit the invention.
As shown in fig. 1, the device for linkage control of the constant temperature and humidity cabinet and the server power supply of the invention includes a first linkage control unit 11 and a second linkage control unit 21. The control signal of the first linkage control unit 11 is obtained through the constant temperature and humidity cabinet 1, and the output end of the first linkage control unit 1 is respectively connected with the power input end 10 of the constant temperature and humidity cabinet and the power input end 20 of the server for simultaneously controlling the on-off of the constant temperature and humidity cabinet and the power of the server. The control signal of the second linkage control unit 21 is obtained through the server 2, and the output end of the second control unit 21 is respectively connected with the power input end 10 of the constant temperature and humidity cabinet and the power input end 20 of the server, and is used for simultaneously controlling the on-off of the power supply of the constant temperature and humidity cabinet and the server.
As shown in fig. 2, one embodiment of the first interlock control unit 11.
The first linkage control unit 11 comprises a temperature and humidity signal acquisition module 110, a first processing module 111 and a first switch control module 112, and the temperature and humidity signal acquisition module 11 is arranged in the constant temperature and humidity cabinet and is used for acquiring temperature and humidity control signals in the cabinet; the temperature and humidity signal acquisition module 110, the first processing module 111 and the first switch control module 112 are sequentially connected, and the output end of the first switch control module 112 is respectively connected with the power input end 10 of the constant temperature and humidity cabinet and the power input end 20 of the server.
One specific implementation of the above embodiment is shown in fig. 3.
Temperature and humidity signal acquisition module 110 includes sensor circuit and signal conversion circuit, first processing module 111 includes first single chip microcomputer circuit and drive circuit, first on-off control module 112 includes first relay circuit, sensor circuit, signal conversion circuit, single chip microcomputer circuit and drive circuit connect gradually, first relay circuit's input is connected to drive circuit's output, first relay circuit's output includes first normally closed contact and second normally closed contact, first normally closed contact establishes ties between first alternating current power supply output 100 and constant temperature and humidity cabinet power input, second normally closed contact establishes ties between second alternating current power supply output 200 and constant temperature and humidity cabinet power input.
The sensor circuit comprises a temperature sensor circuit and a humidity sensor circuit, temperature and humidity signals in the constant temperature and humidity cabinet are collected respectively, the collected temperature and humidity signals are output to a first single chip microcomputer circuit after Morus conversion is carried out on the collected temperature and humidity signals through a signal conversion circuit, the first single chip microcomputer circuit judges the obtained signals, if the acquired signals exceed a preset threshold value, signals are output to a first driving circuit, the first driving circuit is used for driving a first relay circuit to be conducted, a coil of the first relay circuit is electrified, a first normally closed contact connected between a first alternating current power supply output end 100 and a constant temperature and humidity cabinet power supply input end in series is disconnected, a second normally closed contact connected between a second alternating current power supply output end 200 and the constant temperature and humidity cabinet power supply input end in series is disconnected, and the constant temperature and humidity cabinet and the server are disconnected simultaneously.
As shown in fig. 4, one embodiment of the second linkage control unit 21.
The second linkage control unit 21 includes a leakage signal acquisition module 210, a second processing module 211, and a second switch control module 212, where the leakage signal acquisition module 210 is configured to acquire a leakage current control signal of the server; the leakage signal acquisition module 210, the second processing module 211 and the second switch control module 212 are sequentially connected, and the output end of the second switch control module 212 is respectively connected with the power input end 10 of the constant temperature and humidity cabinet and the power input end 20 of the server.
One specific implementation of the embodiment of fig. 4 is shown in fig. 5.
The leakage signal collecting module 210 comprises a leakage protection circuit, the second processing module 211 comprises a second single-chip microcomputer circuit and a second driving circuit, the second switch control module 212 comprises a second relay circuit, the leakage protection circuit, the second single-chip microcomputer circuit and the second driving circuit are connected in sequence, the second driving circuit is connected with the input end of the second relay circuit, the output end of the second relay circuit comprises a third normally closed contact and a fourth normally closed contact, the third normally closed contact is connected in series between the first alternating current power output end 100 and the constant temperature and humidity cabinet power input end 10, and the fourth normally closed contact is connected in series between the second alternating current power output end 200 and the constant temperature and humidity cabinet power input end 20.
The input end of the leakage protection circuit is connected with the grounding end of the server power supply, when a current signal of the grounding end of the server power supply is output to the second single-chip microcomputer circuit, the second single-chip microcomputer circuit judges whether the current signal exceeds a set current threshold value, and when the current signal exceeds the current threshold value, a signal is output to the second driving circuit, the second driving circuit is used for driving the second relay circuit to be conducted, so that a coil of the second relay circuit is electrified, a third normally closed contact connected between the first alternating current power supply output end 100 and the power supply input end of the constant temperature and humidity cabinet in series is disconnected, meanwhile, a fourth normally closed contact connected between the second alternating current power supply output end 200 and the power supply input end of the constant temperature and humidity cabinet is disconnected, and the constant temperature and humidity.
In order to make the circuit design simpler and more convenient and reduce the circuit wiring, the first normally closed contact is connected with the third normally closed contact in series, and the second normally closed contact is connected with the fourth normally closed contact in series.
The device also comprises a first display unit and a second display unit, wherein the input end of the first display unit is connected with the first switch control module, and the input end of the second display unit is connected with the first switch control module. The output end of the first relay circuit further comprises a first normally open contact, and the output end of the second relay circuit further comprises a second normally open contact. One end of the first normally open contact is connected with the output end of the first alternating current power supply 100, and the other end of the first normally open contact is connected with the first display unit through the power supply circuit of the first display unit; one end of the second normally open contact is connected to the output end of the second ac power supply 200, and the other end is connected to the second display unit through the power supply circuit of the second display unit.
The first display unit may include a first alarm module/temperature and humidity display module, and the second display unit may include a second alarm module/current display module. The display unit enables the working personnel to know the generation of the fault in time, so that corresponding countermeasures are taken, and the working efficiency is improved.
As shown in fig. 6, the method of the present invention is a flowchart, and the method includes the following steps:
respectively collecting temperature and humidity signals of a constant temperature and humidity cabinet end and leakage current signals of a server end;
respectively judging whether the temperature and humidity signal and the leakage current signal exceed set thresholds;
if the temperature and humidity signals do not exceed the set threshold, continuously collecting the temperature and humidity signals and the leakage current signals;
if the temperature and humidity acquisition signals exceed a set threshold value, the power supplies of the constant temperature and humidity cabinet and the server are simultaneously disconnected through the first linkage control unit;
and if the leakage current signal exceeds a set threshold value, the power supplies of the constant temperature and humidity cabinet and the server are simultaneously disconnected through the second linkage control unit.
On the basis of the steps, the method further comprises the step of enabling the power supplies of the constant temperature and humidity cabinet and the server to be connected through the first linkage control unit/the second linkage control unit when the temperature and humidity signal and the leakage current signal are within the set threshold range after the power switch is turned off.
The power supply linkage control method and the device are not only suitable for the power supply linkage control of the constant temperature and humidity cabinet and the server, but also can simultaneously carry out linkage control on a plurality of equipment power supplies. The method and the device are not only suitable for the technical field of hardware product testing, but also can be used for controlling the power supply linkage of the devices which need to work simultaneously.
The foregoing is only a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the invention, and such modifications and improvements are also considered to be within the scope of the invention.
Claims (6)
1. The utility model provides a constant temperature and humidity cabinet and server power coordinated control's device which characterized by: the linkage control device comprises a first linkage control unit and a second linkage control unit; the control signal of the first linkage control unit is acquired at the constant temperature and humidity cabinet end, the first linkage control unit is used for simultaneously controlling the on-off of the constant temperature and humidity cabinet and the power supply of the server, the control signal of the second linkage control unit is acquired at the server end, and the second control unit is used for simultaneously controlling the on-off of the constant temperature and humidity cabinet and the power supply of the server;
the second linkage control unit comprises a leakage signal acquisition module, a second processing module and a second switch control module, and the leakage signal acquisition module is used for acquiring a leakage current control signal of the server end; the electric leakage signal acquisition module, the second processing module and the second switch control module are sequentially connected, and the output end of the second switch control module is respectively connected with the power input end of the constant temperature and humidity cabinet and the power input end of the server.
2. The device for linkage control of the constant temperature and humidity cabinet and the server power supply as claimed in claim 1, wherein: the first linkage control unit comprises a temperature and humidity signal acquisition module, a first processing module and a first switch control module, wherein the temperature and humidity signal acquisition module is arranged in the constant temperature and humidity cabinet and is used for acquiring temperature and humidity control signals of a constant temperature and humidity cabinet end; the temperature and humidity signal acquisition module, the first processing module and the first switch control module are sequentially connected, and the output end of the first switch control module is respectively connected with the power input end of the constant temperature and humidity cabinet and the power input end of the server.
3. The device for linkage control of the constant temperature and humidity cabinet and the server power supply as claimed in claim 2, wherein: the humiture signal acquisition module includes sensor circuit and signal conversion circuit, and first processing module includes first single chip microcomputer circuit and drive circuit, and first switch control module includes first relay circuit, sensor circuit, signal conversion circuit, single chip microcomputer circuit and drive circuit connect gradually, and first relay circuit's input is connected to drive circuit's output, and first relay circuit's output includes first normally closed contact and second normally closed contact, and first normally closed contact establishes ties between first alternating current power supply output and constant temperature and humidity cabinet power input, and second normally closed contact establishes ties between second alternating current power supply output and constant temperature and humidity cabinet power input.
4. The device for linkage control of the constant temperature and humidity cabinet and the server power supply as claimed in claim 3, wherein: the leakage signal acquisition module comprises a leakage protection circuit, the second processing module comprises a second single chip microcomputer circuit and a second driving circuit, the second switch control module comprises a second relay circuit, the leakage protection circuit, the second single chip microcomputer circuit and the second driving circuit are sequentially connected, the second driving circuit is connected with the input end of the second relay circuit, the output end of the second relay circuit comprises a third normally closed contact and a fourth normally closed contact, the third normally closed contact is connected in series between the output end of the first alternating current power supply and the power input end of the constant temperature and humidity cabinet, and the fourth normally closed contact is connected in series between the output end of the second alternating current power supply and the power input end of the constant temperature and humidity cabinet.
5. The device for linkage control of the constant temperature and humidity cabinet and the server power supply as claimed in claim 4, wherein: the first normally closed contact is connected with the third normally closed contact in series, and the second normally closed contact is connected with the fourth normally closed contact in series.
6. The device for linkage control of the constant temperature and humidity cabinet and the server power supply as claimed in claim 5, wherein: the device also comprises a first display unit and a second display unit, wherein the input end of the first display unit is connected with the first switch control module, and the input end of the second display unit is connected with the second switch control module.
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| CN201710624528.XA CN107272507B (en) | 2017-07-27 | 2017-07-27 | Device and method for linkage control of constant temperature and humidity cabinet and server power supply |
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| CN201710624528.XA CN107272507B (en) | 2017-07-27 | 2017-07-27 | Device and method for linkage control of constant temperature and humidity cabinet and server power supply |
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| CN107272507A CN107272507A (en) | 2017-10-20 |
| CN107272507B true CN107272507B (en) | 2020-06-19 |
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