CN201314859Y - Working environment monitoring and protection device of electric vibration system - Google Patents
Working environment monitoring and protection device of electric vibration system Download PDFInfo
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- CN201314859Y CN201314859Y CNU2008201992945U CN200820199294U CN201314859Y CN 201314859 Y CN201314859 Y CN 201314859Y CN U2008201992945 U CNU2008201992945 U CN U2008201992945U CN 200820199294 U CN200820199294 U CN 200820199294U CN 201314859 Y CN201314859 Y CN 201314859Y
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Abstract
The utility model discloses a working environment monitoring and protection device of electric vibration system, relating to mechanics environment test equipment technical field. The device is provided with a temperature sensor and a humidity sensor respectively at the air inlet of the power amplifier and the air inlet of the platform for measuring the environmental temperature and humidity parameters of the platform and the power amplifier. The working environment parameters are displayed in three statuses: normal (green), warning (yellow) and alarming (red) after being treated. When the environmental temperature or humidity is in the alarming status, the alarming signal is sent for safety stop. Users can take ventilation and damp proofing measures according to the measuring result displayed before test and during work, thus preventing system overheating and aging and creating favorable conditions for the success of the test. Besides, when the equipment is not in operating mode, reasonable maintenance measures can also be taken to improve the service life of the equipment.
Description
Technical field
The utility model relates to the dynamic environmental test equipment technical field, is specifically related to the working environment monitoring and the protective device of electric vibration experiment.This device is used to detect the working environment (temperature and temperature) of electric vibrating system, environmental parameter is shown, and carry out alarm and protection according to the vibrational system permissible value.
Background technology
Electric vibration experiment (also claiming " electric vibration table ") is made up of stage body and power amplifier two parts usually.At work, the field coil in the stage body, moving-coil (drive coil) and short-circuited conducting sleeve all can produce very big heat.The generation of these heats is invalid to vibration test, and can the heat radiation cooling effect directly determining test to finish smoothly, even affects the serviceable life of electric vibration table.Stage body is occurring when overheated, and the power amplifier control cooling device cools off stage body and time-delay is arranged, but because stage body has been in thermal equilibrium, just can return to room temperature state after the cooling between needing very often.In addition in testing laboratory, the user generally is arranged in power amplifier in the pulpit that the space is narrow and small and rate of air circulation is less for easy to operate, owing to be subjected to the restriction in space, the air mass flow that the power amplifier cooling needs is often not enough, causes power amplifier overheated easily.In the occasion that has, because the user pays little attention to environment for use, make the electric vibrating system overheating protection phenomenon often occur, cause test not carry out smoothly.Such as China's southern area, summer, there was dampness in the air, the temperature height, just can cause consequences such as system aging, electronic circuit misoperation in the very short time; Winter, owing to warm oneself, the general temperature of testing laboratory was all very high in the north, and the user is placed on vibrational system in the very little underground testing laboratory of rate of air circulation for the influence that prevents vibration noise sometimes.When these situations occurred, if do not have monitoring and protection just to be easy to occur superheating phenomenon to working environment, this was totally unfavorable to equipment and test smoothly.Owing to, and cause the phenomenon of test interruption and equipment failure often to take place to thinking little of of testing equipment working environment.Therefore, agenda has just been put in the detection and the control operation of electric vibration table working environment.
Summary of the invention
The utility model provides environmental monitoring of a kind of electric vibrating system works and protective device, its objective is to come protection system safety, operate as normal by the residing temperature and humidity working environment of monitoring electric vibrating system.
For achieving the above object, the technical solution adopted in the utility model is: environmental monitoring of a kind of electric vibrating system works and protective device, its innovation is: the air inlet at the stage body cooling air channel is provided with first temperature sensor and first humidity sensor, at the air inlet of power amplifier cooling air channel second temperature sensor and second humidity sensor is set;
The voltage signal of first temperature sensor output connects first temperature display circuit that light-emitting diode display constitutes monitor station body running environment through corresponding signal processing circuit and corresponding A/D change-over circuit; The voltage signal of second temperature sensor output connects second temperature display circuit that light-emitting diode display constitutes monitoring power amplifier working environment through corresponding signal processing circuit and corresponding A/D change-over circuit; The voltage signal of first humidity sensor output connects the first humidity display circuit that light-emitting diode display constitutes monitor station body running environment through corresponding signal processing circuit and corresponding A/D change-over circuit; The voltage signal of second humidity sensor output connects the second humidity display circuit that light-emitting diode display constitutes monitoring power amplifier working environment through corresponding signal processing circuit and corresponding A/D change-over circuit;
The voltage signal of first temperature sensor output connects first temperature alarm circuit that corresponding comparator circuit constitutes protection stage body working environment through corresponding signal processing circuit; The voltage signal of second temperature sensor output connects second temperature alarm circuit that corresponding comparator circuit constitutes protection power amplifier working environment through corresponding signal processing circuit; The voltage signal of first humidity sensor output connects the first humidity warning circuit that corresponding comparator circuit constitutes protection stage body working environment through corresponding signal processing circuit; The voltage signal of second humidity sensor output connects the second humidity warning circuit that corresponding comparator circuit constitutes protection power amplifier working environment through corresponding signal processing circuit;
The warning input end of the alarm output signal of first temperature alarm circuit, second temperature alarm circuit, the first humidity warning circuit and second humidity warning circuit access power amplifier in parallel.
Related content in the technique scheme is explained as follows:
1, in the such scheme, light-emitting diode display in described first temperature display circuit, second temperature display circuit, the first humidity display circuit and the second humidity display circuit be have green, yellow and red three-color LED display, the A/D change-over circuit output signal in every display circuit all connects the three-color LED display through the color control circuit.
2, in the such scheme, the alarm output signal of described first temperature alarm circuit, second temperature alarm circuit, the first humidity warning circuit and the second humidity warning circuit is exported through behind the delay circuit respectively.
The utility model design concept is: environment temperature and humidity parameter that temperature, humidity sensor are used to measure stage body and power amplifier are installed respectively at the air inlet place of the air inlet of power amplifier and stage body.Show according to normal (the green demonstration), caution (the yellow demonstration), (red display) the three kinds of states of reporting to the police respectively after the working environment parameter that measures handled.After environment temperature or humidity are in alarm condition, provide alerting signal and stoppage protection.
Because the technique scheme utilization, the utility model compared with prior art has following advantage:
1, the utility model detects by the working environment of temperature and humidity sensor to electric vibration table, the user can in time take ventilation, moisture preventive measure according to measuring display result before test and in the work, prevented system overheat, the easily generation of catabiosis, created advantage for testing to finish smoothly.When equipment is not worked, also can take rational maintain measure to improve the serviceable life of equipment in addition.
2, the utility model is simple in structure, and normal, the three kinds of states of warning, report to the police adopt green, yellow and red corresponding the demonstration to meet human oriented design respectively, and expression is directly perceived, has improved user's work efficiency.
Description of drawings
Accompanying drawing 1 is system works environmental monitoring of the utility model electric vibrating and protective device schematic diagram.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment: environmental monitoring of a kind of electric vibrating system works and protective device
As shown in Figure 1, this device is provided with first temperature sensor and first humidity sensor at the air inlet of stage body cooling air channel, at the air inlet of power amplifier cooling air channel second temperature sensor and second humidity sensor is set.
The voltage signal of first temperature sensor output connects first temperature display circuit that light-emitting diode display constitutes monitor station body running environment through corresponding signal processing circuit and corresponding A/D change-over circuit; The voltage signal of second temperature sensor output connects second temperature display circuit that light-emitting diode display constitutes monitoring power amplifier working environment through corresponding signal processing circuit and corresponding A/D change-over circuit; The voltage signal of first humidity sensor output connects the first humidity display circuit that light-emitting diode display constitutes monitor station body running environment through corresponding signal processing circuit and corresponding A/D change-over circuit; The voltage signal of second humidity sensor output connects the second humidity display circuit that light-emitting diode display constitutes monitoring power amplifier working environment through corresponding signal processing circuit and corresponding A/D change-over circuit.Light-emitting diode display in described first temperature display circuit, second temperature display circuit, the first humidity display circuit and the second humidity display circuit be have green, yellow and red three-color LED display, the A/D change-over circuit output signal in every display circuit all connects the three-color LED display through the color control circuit.
The voltage signal of first temperature sensor output connects first temperature alarm circuit that corresponding comparator circuit constitutes protection stage body working environment through corresponding signal processing circuit; The voltage signal of second temperature sensor output connects second temperature alarm circuit that corresponding comparator circuit constitutes protection power amplifier working environment through corresponding signal processing circuit; The voltage signal of first humidity sensor output connects the first humidity warning circuit that corresponding comparator circuit constitutes protection stage body working environment through corresponding signal processing circuit; The voltage signal of second humidity sensor output connects the second humidity warning circuit that corresponding comparator circuit constitutes protection power amplifier working environment through corresponding signal processing circuit.
The alarm output signal of first temperature alarm circuit, second temperature alarm circuit, the first humidity warning circuit and the second humidity warning circuit passes through the warning input end of access power amplifier in parallel behind the delay circuit respectively.
In the present embodiment, temperature sensor is selected the type of device of voltage output, and the output voltage size just is directly proportional with the measurement temperature.Measurement range is at-20 ℃～60 ℃, and measurement voltage signal outputs to the color control circuit behind the A/D change-over circuit, controls LED branch color by the color control circuit and shows.Relation between Show Color and the temperature is specially: temperature character between 5 ℃～28 ℃ is shown in green; Temperature character between 28 ℃～35 ℃ is shown as yellow; Temperature is below 5 ℃ or more than 35 ℃ the time, and character color is shown in red.In addition, provide alerting signal after the voltage signal of temperature sensor output compares time-delay by warning circuit after treatment.When temperature below 5 ℃ or more than 35 ℃ the time, by the work of comparer control warning circuit, give the power amplifier stopping signal through the time-delay back.
In the present embodiment, humidity sensor is selected the type of device of voltage output, and the relative humidity measurement scope is at 0～100%RH, and measuring voltage outputs to the color control circuit behind the A/D change-over circuit, controls LED branch color by the color control circuit and shows.Relation between Show Color and the humidity is specially: relative humidity is between 0～70%RH, and character is shown in green; Relative humidity is between 70～80%RH, and character is shown as yellow; Relative humidity is when 80%RH is above, and character color is shown in red.In addition, measure and to provide alerting signal after the humidity voltage signal compares time-delay by warning circuit, when relative humidity when 80%RH is above, by the work of comparer control warning circuit, give the power amplifier stopping signal through the time-delay back.
Above-mentioned relative humidity is the dividing potential drop (Pw) and the synthermal number percent of the dividing potential drop (PN) of saturated steam down of actual institute containing water vapor in the expression air, and promptly HT=(Pw/PN) T * 100%RH represents relative humidity with RH% usually.When temperature and pressure changes, because of saturated steam changes, so even the water vapor pressure in the gas is identical, its relative humidity also changes.Moisture measurement at present method the most widely is to adopt humidity sensor or moisture measurement module to measure, and its mechanism adopts the definition of relative humidity.
In this enforcement, green, yellow, red three kinds of colors have represented the environment of system's permission at normal, caution, the three kinds of states of reporting to the police respectively.In that character is shown in red when being alarm condition, delay time behind the certain hour (being chosen as 15 minutes) by the time relay, give the power amplifier alerting signal, the running status of power amplifier halt system.The reason of delaying time is in order to take ventilation, drying step to the user, environmental unit to be in normally, also can changing the scope of warning and reporting to the police and not delay time.So-called three-color LED display is widely used light-emitting diode display spare, adopts three-color LED to show and can be easy to the different operating state that the district office surveys parameter.Three-color LED can adopt driver module or computer-controlled mode to realize the conversion of color.Computer control is to be finished jointly by software and executive component, realizes relative complex; Adopt driving circuit to realize that the mapped structure of color is simple, good reliability is widely used.
In a word, this programme is made up of the temperature and humidity Display and Alarm Circuit, and wherein, the temperature Display and Alarm Circuit is made up of temperature display circuit and temperature alarm circuit two parts, and the humidity display warning circuit is made up of humidity display circuit and humidity warning circuit two parts.And temperature or humidity display circuit show composition by signal Processing, A/D conversion, color control circuit, LED; Temperature or humidity warning circuit are formed by signal Processing, comparator circuit, delay circuit, stopping signal.Access power amplifier after temperature, the parallel connection of humidity stopping signal.The effect of comparison, time-delay, warning circuit is that the judgement system works long hours unallowable environment also through giving the power amplifier stopping signal behind the alarm.In addition; for the ease of observing, the light-emitting diode display of detection and protective device is installed on the power amplifier guidance panel, and its working power that needs adopts dry cell; promptly measure protective device and also show when vibrational system is not worked, it is just passable only need to change battery when off-position.
The foregoing description only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this, can not limit protection domain of the present utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the present utility model.
Claims (3)
1, environmental monitoring of a kind of electric vibrating system works and protective device, it is characterized in that: the air inlet at the stage body cooling air channel is provided with first temperature sensor and first humidity sensor, at the air inlet of power amplifier cooling air channel second temperature sensor and second humidity sensor is set;
The voltage signal of first temperature sensor output connects first temperature display circuit that light-emitting diode display constitutes monitor station body running environment through corresponding signal processing circuit and corresponding A/D change-over circuit; The voltage signal of second temperature sensor output connects second temperature display circuit that light-emitting diode display constitutes monitoring power amplifier working environment through corresponding signal processing circuit and corresponding A/D change-over circuit; The voltage signal of first humidity sensor output connects the first humidity display circuit that light-emitting diode display constitutes monitor station body running environment through corresponding signal processing circuit and corresponding A/D change-over circuit; The voltage signal of second humidity sensor output connects the second humidity display circuit that light-emitting diode display constitutes monitoring power amplifier working environment through corresponding signal processing circuit and corresponding A/D change-over circuit;
The voltage signal of first temperature sensor output connects first temperature alarm circuit that corresponding comparator circuit constitutes protection stage body working environment through corresponding signal processing circuit; The voltage signal of second temperature sensor output connects second temperature alarm circuit that corresponding comparator circuit constitutes protection power amplifier working environment through corresponding signal processing circuit; The voltage signal of first humidity sensor output connects the first humidity warning circuit that corresponding comparator circuit constitutes protection stage body working environment through corresponding signal processing circuit; The voltage signal of second humidity sensor output connects the second humidity warning circuit that corresponding comparator circuit constitutes protection power amplifier working environment through corresponding signal processing circuit;
The warning input end of the alarm output signal of first temperature alarm circuit, second temperature alarm circuit, the first humidity warning circuit and second humidity warning circuit access power amplifier in parallel.
2, electric vibrating system works according to claim 1 environmental monitoring and protective device; it is characterized in that: the light-emitting diode display in described first temperature display circuit, second temperature display circuit, the first humidity display circuit and the second humidity display circuit be have green, yellow and red three-color LED display, the A/D change-over circuit output signal in every display circuit all connects the three-color LED display through the color control circuit.
3, electric vibrating system works according to claim 1 environmental monitoring and protective device is characterized in that: the alarm output signal of described first temperature alarm circuit, second temperature alarm circuit, the first humidity warning circuit and the second humidity warning circuit is exported through behind the delay circuit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201992945U CN201314859Y (en) | 2008-11-21 | 2008-11-21 | Working environment monitoring and protection device of electric vibration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201992945U CN201314859Y (en) | 2008-11-21 | 2008-11-21 | Working environment monitoring and protection device of electric vibration system |
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| Publication Number | Publication Date |
|---|---|
| CN201314859Y true CN201314859Y (en) | 2009-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008201992945U Expired - Lifetime CN201314859Y (en) | 2008-11-21 | 2008-11-21 | Working environment monitoring and protection device of electric vibration system |
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| CN (1) | CN201314859Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102343634A (en) * | 2010-08-02 | 2012-02-08 | 北京中电科电子装备有限公司 | Overheat protecting device and method of motorized spindle and cutter |
| CN103713674A (en) * | 2013-12-30 | 2014-04-09 | 苏州苏试试验仪器股份有限公司 | Control method for vibration, temperature and humidity comprehensive test device |
| CN107052904A (en) * | 2017-04-16 | 2017-08-18 | 赵洁 | A kind of safety monitoring device of Digit Control Machine Tool |
-
2008
- 2008-11-21 CN CNU2008201992945U patent/CN201314859Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102343634A (en) * | 2010-08-02 | 2012-02-08 | 北京中电科电子装备有限公司 | Overheat protecting device and method of motorized spindle and cutter |
| CN103713674A (en) * | 2013-12-30 | 2014-04-09 | 苏州苏试试验仪器股份有限公司 | Control method for vibration, temperature and humidity comprehensive test device |
| CN103713674B (en) * | 2013-12-30 | 2015-12-09 | 苏州苏试试验仪器股份有限公司 | For vibrating, the control method of humiture comprehensive test device |
| CN107052904A (en) * | 2017-04-16 | 2017-08-18 | 赵洁 | A kind of safety monitoring device of Digit Control Machine Tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SUZHOU GUANGBO MECHANICS ENVIRONMENT LABORATORY CO Free format text: FORMER OWNER: SUZHOU TESTING INSTRUMENT FACTORY Effective date: 20110425 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110425 Address after: 215129 55 deer Road, hi tech Development Zone, Jiangsu, Suzhou Patentee after: Suzhou Guangbo Mechanics Environment Laboratory Co., Ltd. Address before: 215129 55 deer Road, hi tech Development Zone, Jiangsu, Suzhou Patentee before: Suzhou Testing Instrument Factory |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215129 55 deer Road, hi tech Development Zone, Jiangsu, Suzhou Patentee after: Suzhou Su extensive environmental reliability laboratory Co., Ltd. Address before: 215129 55 deer Road, hi tech Development Zone, Jiangsu, Suzhou Patentee before: Suzhou Guangbo Mechanics Environment Laboratory Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090923 |
|
| CX01 | Expiry of patent term |