CN200969144Y - Wireless vibration measuring system - Google Patents
Wireless vibration measuring system Download PDFInfo
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- CN200969144Y CN200969144Y CN 200620094914 CN200620094914U CN200969144Y CN 200969144 Y CN200969144 Y CN 200969144Y CN 200620094914 CN200620094914 CN 200620094914 CN 200620094914 U CN200620094914 U CN 200620094914U CN 200969144 Y CN200969144 Y CN 200969144Y
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- circuit
- vibration measuring
- antenna
- vialog
- wireless vibration
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Abstract
The utility model relates to an improvement in measurement field, in particular to a wireless vibration measuring system. The utility model comprises a vibration measuring equipment which is made of a single chip circuit, a signal collection and transformation circuit, a key board and an option switch and a display circuit. The utility model is characterized in that: the utility model is provided with a marker return network which is made up of zigbee module, the vibration measuring equipment is provided with a high frequency sending and receiving circuit that is connected with the single chip circuit through digital signal port and which comprises an R F transceiver and an antenna. The utility model overcomes the shortage of traditional patrol measurement through improving the vibration measuring device. The utility model also has the advantages of simple structure, easy application and can greatly improve patrol efficiency.
Description
Technical field
The utility model relates to the improvement of fields of measurement, especially a kind of wireless vibration measuring system.
Background technology
Vialog, particularly Portable Vibration are often used in patrolling and examining on a large scale of industrial circle.Vialog generally comprises the single chip circuit as kernel processor chip, the keyboard that is connected with single-chip microcomputer and selector switch and display circuit, measuring vibrations and signal is sent to the signals collecting and the change-over circuit of single chip circuit processing.Wherein signals collecting and the change-over circuit real effective circuit that generally is converted to vibration by the amplification filtering circuit of acceleration transducer, processes sensor input measurement signal, with the real-time vibration signal after the amplification filtering is formed.The vialog that some function ratio is more complete also is provided with integrating circuit between amplification filtering circuit and real effective circuit, so that the acceleration (A), speed (V), displacement (S) value that obtain vibrating by hardware setting, in this case, then need on-off circuit to be set for integrating circuit, to select work gear (promptly selecting which numerical value of measuring vibrations), keyboard and selector switch also need adapt to on-off circuit and be provided with single-chip microcomputer by control mouthful line control switch circuit.Because the vibration measuring work of industrial circle will detect a large amount of distinct devices usually, even the different detection positions of same equipment, prior art has adopted the electronic tag of bar code or a kind of similar bar code principle.In use, the staff need be carried to the working site with Portable Vibration, with Portable Vibration contact or closely respond to bar code or electronic tag on each measuring position, and obtains unique identity code of this measuring position.The staff needs to grasp in advance the particular location of bar code or electronic tag, and then on-the-spot seek and convergence it, omit the measuring position easily, patrol and examine quality and can not get guaranteeing, more can't satisfy the efficient requirement of patrolling and examining on a large scale.What is more important adopts vialog to patrol and examine, and also must consider the problem of data back, and the host computer that needs the timely result that surveyed area is obtained to send the management area back to manages.At present existing those skilled in the art proposes to be equipped with wireless transmitter for existing vialog, directly upload data by wireless transmitter, but this transmission mode is because transmission place and distance are uncertain, influenced seriously by communication environments, practical function allows of no optimist, and therefore can not be used widely.And this vialog often is used in combination with the electronic tag that has been equipped with basic wireless transmission function, realize that closely (1～10CM) measuring position information wireless is uploaded, therefore the wireless receiving and dispatching of vialog is not only supported at a distance, to support closely simultaneously, the frequency range fluctuation is excessive, can not fit into the column criterion practicality with existing wireless transmission standards, the corresponding complexity of wireless transceiver circuit, increase cost, be difficult to realize.
The utility model content
The utility model provides a kind of wireless vibration measuring system of easy enforcement at the prior art deficiency, patrols and examines work efficiency and quality so that improve.
The technical solution of the utility model is: the mark loopback network that is made of the zigbee module is set, the high frequency transmission circuit that is connected with single chip circuit by digital signal interface is set in the vialog, the high frequency transmission circuit comprises radio-frequency (RF) transceiver and antenna.
And, mark loopback network is made up of a zigbee module of at least one zigbee module that is placed in surveyed area and management area, the zigbee module comprise the miniature central processing element of supporting the zigbee wireless communication protocol, with same radio-frequency (RF) transceiver and the antenna that is provided with of high frequency transmission circuit, radio-frequency (RF) transceiver is connected with miniature central processing element by digital signal interface, and the zigbee module of management area is connected with host computer.
And described radio-frequency (RF) transceiver comprises radio frequency chip and radio frequency amplifying circuit.
And radio frequency chip adopts the CC2420 chip of Chipcon company.
And the antenna of high frequency transmission circuit adopts Bluetooth antenna or built-in antenna.
And, set up loopback key and the equipment measuring point options button of operate wireless signal in described keyboard and the selector switch by the loopback of mark loopback network.
And, set up the selection circuit that changes the measuring instrument transmitting range in described keyboard and the selector switch.
And described selection circuit adopts jumper switch.
And, set up the equipment that operation wakes equipment to be detected up in the keyboard of vialog and the selector switch and wake key up.
After adopting such scheme, mark loopback network is supported the loopback with measurement result information of uploading of measuring position information simultaneously, the staff can be by information such as model device repairs in the OK range around the high frequency transmitting-receiving measuring position of vialog, arrive host computer by mark loopback network loopback information then, improved traditional routine inspection mode.The utility model is implemented convenient, and circuit structure is simple and reliable, can improve and patrol and examine efficient and transmission quality, and the easy operating practicality can the double as guarantee be patrolled and examined staff's safeguard protection means under surveyed area physical features complicated situation.
Description of drawings
Fig. 1 is the utility model systematic schematic diagram;
Fig. 2 is the high frequency transmission circuit figure of this practical information specific embodiment.
Embodiment
Referring to accompanying drawing 1, the utility model provides a kind of portable mobile wireless vialog, comprise vialog, described vialog is made up of single chip circuit 1, signals collecting and change-over circuit 4, keyboard and selector switch 2, display circuit 3, the mark loopback network that setting is made of zigbee module 6, the high frequency transmission circuit 5 that is connected with single chip circuit 1 by digital signal interface is set in the vialog, and the high frequency transmission circuit comprises radio-frequency (RF) transceiver A and antenna B.Mark loopback network supports label information to upload and the measurement result loopback simultaneously, can upwards transmit the measurement result data by the network node nearest from the management area, at utmost overcomes passback uncertain factor of the prior art.Zigbee is a kind of emerging short distance, low rate radio network technique, transmits working range substantially about 10 meters, cooperates radio frequency to amplify to regulate the emissive power can be to about 100 meters, and networking flexibility, is easy to implement, and is suitable for forming mark loopback network.
Upload and the measurement result loopback in order to support label information simultaneously, mark loopback network is made up of a zigbee module 6 of at least one zigbee module 6 that is placed in surveyed area and management area, zigbee module 6 comprise the miniature central processing element c that supports the zigbee wireless communication protocol, with same radio-frequency (RF) transceiver a and the antenna b that is provided with of high frequency transmission circuit, radio-frequency (RF) transceiver a is connected with miniature central processing element c by digital signal interface, and the zigbee module 6 of management area is connected with host computer 7.
So-called surveyed area promptly is vibration measuring work place that or above detection position are arranged, and zigbee module 6 is placed near the detection position, can laying with reference to electronic tag.Consider in the reality situation that industry is patrolled and examined, the management area always is arranged near the surveyed area as far as possible, if there is the distance of nearest network node to surpass 100m, because zigbee technology networking flexibility, adds and puts the node that mainly plays the transfer effect and also be easy to.Because it is different with the wireless upload distance of electronic tag commonly used, in 100 meters scopes, can upload, can improve detection mode thus, reduce and lay number: when the utility model is implemented, information that can several adjacent concrete measuring positions is stored in the zigbee module 6 jointly, the staff need not closely near electronic tag, in the zigbee of this node module 6 transmission ranges, check the measuring position specific address information that uploads to logging, reduce the trouble and the inconvenience of searching concrete measuring position according to memory.
Because detection mode difference, zigbee module 6 is except the same identity code that stores the measuring position with electronic tag, also need to store label information more specifically such as model device position, information such as repair and record can provide in the lump, selects suitable memory capacity and supports the miniature central processing element c of zigbee wireless communication protocol can realize the label information upload function of zigbee module 6.Correspondingly, vialog also need be supported the zigbee wireless communication protocol, with single chip circuit 1 storage corresponding software program realize with zigbee module 6 between communicate by letter.Arrive when having near the position that needs to detect when patrolling and examining the staff, the operation vialog, in the high-frequency work scope, interact between the radio-frequency (RF) transceiver A of the radio-frequency (RF) transceiver a of zigbee module 6 and antenna b and high frequency transmission circuit 5 and the antenna B, carry out wireless transmission, the information such as model device repair particular location of all zigbee module 6 records upload to vialog and pass through display circuit 3 and show in the scope.Patrol and examine the staff and carry out work according to uploading the Information Selection measuring position.
Zigbee module 6 is supported wireless loopback simultaneously, and measurement result is sent to upper management place by network, and finally the zigbee module 6 by the management area uploads to host computer 7.In concrete the enforcement, host computer 7 may be microcomputer or server, can be to be electrically connected by the direct of digital signal interface between the zigbee module of management area and the host computer 7, carries out stores processor by miniature central processing element c access host computer.If host computer 7 is supported the zigbee wireless communication protocol, obviously also can upload measurement data by wireless mode.
Except that the zigbee module 6 that is arranged in measure field in advance, what patrol and examine that the staff need carry is Portable Vibration part of the prior art and high frequency transmission circuit 5 parts, obviously can still can reach the requirement of " portable " by the integrated production of vialog producer.Because mark loopback network and vialog are with same frequency range work, therefore corresponding wireless device hardware is simply consistent, radio-frequency (RF) transceiver A and antenna B are provided with equally in the radio-frequency (RF) transceiver a of zigbee module 6 and antenna b and the high frequency transmission circuit 5, and physical circuit can be referring to accompanying drawing 2.Also can in vialog, add arousal function during concrete enforcement, increase by one and wake key up, when selecting measuring point, send specific code and wake selected zigbee module 6 corresponding equipment to be detected up, make equipment to be detected connect electricity work, play energy-conserving action by high frequency transmission circuit 5.For the ease of operation, also can cooperate set up the loopback key of operate wireless signal by the loopback of mark loopback network, equipment measuring point options button, with arousal function corresponding apparatus measuring point on ﹠ off switch, change the selection circuit of measuring instrument signal transmitting range by selecting operating power.Select circuit and loopback key, wake the key cooperation up, high frequency transmission circuit 5 working ranges are corresponding with zigbee module 6 during loopback, be about 100 meters, press when waking key up, select circuit to switch and make high frequency transmission circuit 5 working ranges about 10 meters, so that wake the equipment to be detected that selected zigbee module 6 is monitored by hand up.Physical circuit by revising original vialog product keyboard and the circuit or the chip reprogramming of selector switch 2 can realize, for example select circuit adopt jumper switch, loopback key by existing key combination on the keyboard by choosing or acquire dedicated button.
For easy realization high frequency transmission-receiving function, the radio frequency chip in high frequency transmission circuit 5 and the zigbee module 6 can adopt the CC2420 chip.CC2420 is the 2.4GHz radio frequency chip of a IEEE802.15.4 of the meeting standard of Chipcon company release, only needs few external component, and stable performance and power consumption are extremely low.The selectivity of CC2420 and susceptibility index have surpassed the requirement of IEEE 802.15.4 standard, can guarantee the validity and the reliability of short haul connection.Utilize this chip that wireless transmission hardware is set, support data transmission rate, can realize multi-multipoint quickly networking up to 250kbps.So that satisfy laser propagation effect and apart from needs, radiofrequency signal by radio frequency amplifying circuit (accompanying drawing 2 dotted portions) after connect antenna B.The utility model embodiment adopts CC2420 as radio frequency chip, and the CC2420 in the high frequency transmission circuit 5 is connected with single chip circuit 1 by digital signal interface.The physical circuit of zigbee module 6 connects similarly, and by the digital signal interface connection is miniature central processing element c.Be familiar with grasping because antenna technology and Interface for digital communication technology are generally those skilled in the art, more than connect with reference to the CC2420 chip and specifically during enforcement the operation instruction data of various concrete chips such as selected single-chip microcomputer can realize.Consider and implement conveniently, can on existing vialog, directly reequip and realize the utility model, add the cpu chip that stores corresponding program, high frequency transmission circuit 5 is connected with the cpu chip by digital signal interface, single chip circuit 1 in the existing vialog directly is connected realization by the RS232 serial ports with the cpu chip, two processor collaborative process.
In order to accept label information, the antenna B of high frequency transmission circuit 5 can adopt Bluetooth antenna or built-in antenna.Consider the working range of practical operation, Bluetooth antenna or built-in antenna all can meet the demands.
Claims (10)
1. wireless vibration measuring system, comprise vialog, described vialog is made up of single chip circuit, signals collecting and change-over circuit, keyboard and selector switch, display circuit, it is characterized in that: the mark loopback network that is made of the zigbee module is set, the high frequency transmission circuit that is connected with single chip circuit by digital signal interface is set in the vialog, and the high frequency transmission circuit comprises radio-frequency (RF) transceiver and antenna.
2. wireless vibration measuring system according to claim 1, it is characterized in that: mark loopback network is made up of a zigbee module of at least one zigbee module that is placed in surveyed area and management area, the zigbee module comprise the miniature central processing element of supporting the zigbee wireless communication protocol, with same radio-frequency (RF) transceiver and the antenna that is provided with of high frequency transmission circuit, radio-frequency (RF) transceiver is connected with miniature central processing element by digital signal interface, and the zigbee module of management area is connected with host computer.
3. wireless vibration measuring system according to claim 1 and 2 is characterized in that: described radio-frequency (RF) transceiver comprises radio frequency chip and radio frequency amplifying circuit.
4. wireless vibration measuring system according to claim 3 is characterized in that: radio frequency chip adopts the CC2420 chip of Chipcon company.
5. according to claim 1 or 2 or 4 described wireless vibration measuring systems, it is characterized in that: the antenna of high frequency transmission circuit adopts Bluetooth antenna or built-in antenna.
6. wireless vibration measuring system according to claim 3 is characterized in that: the antenna of high frequency transmission circuit adopts Bluetooth antenna or built-in antenna.
7. according to claim 1 or 2 or 4 described wireless vibration measuring systems, it is characterized in that: set up loopback key and the equipment measuring point options button of operate wireless signal in the keyboard of vialog and the selector switch by the loopback of mark loopback network.
8. according to claim 1 or 2 or 4 described wireless vibration measuring systems, it is characterized in that: set up the selection circuit that changes the measuring instrument transmitting range in the keyboard of vialog and the selector switch.
9. wireless vibration measuring system according to claim 8 is characterized in that: described selection circuit adopts jumper switch.
10. according to claim 1 or 2 or 4 or 9 described wireless vibration measuring systems, it is characterized in that: set up the equipment that operation wakes equipment to be detected up in the keyboard of vialog and the selector switch and wake key up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620094914 CN200969144Y (en) | 2006-01-09 | 2006-01-09 | Wireless vibration measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620094914 CN200969144Y (en) | 2006-01-09 | 2006-01-09 | Wireless vibration measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200969144Y true CN200969144Y (en) | 2007-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620094914 Expired - Fee Related CN200969144Y (en) | 2006-01-09 | 2006-01-09 | Wireless vibration measuring system |
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| Country | Link |
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| CN (1) | CN200969144Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102262815A (en) * | 2010-08-11 | 2011-11-30 | 江苏兴航智控科技股份有限公司 | Method for monitoring vibration signal of large-scale rotating equipment in real time by using ZigBee technology |
| CN106052853A (en) * | 2016-06-06 | 2016-10-26 | 北京航天智控监测技术研究院 | Wireless vibration measuring system |
-
2006
- 2006-01-09 CN CN 200620094914 patent/CN200969144Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102262815A (en) * | 2010-08-11 | 2011-11-30 | 江苏兴航智控科技股份有限公司 | Method for monitoring vibration signal of large-scale rotating equipment in real time by using ZigBee technology |
| CN106052853A (en) * | 2016-06-06 | 2016-10-26 | 北京航天智控监测技术研究院 | Wireless vibration measuring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071031 |