CN204514948U - Hydrogenerator velocity-measuring system - Google Patents
Hydrogenerator velocity-measuring system Download PDFInfo
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- CN204514948U CN204514948U CN201520205188.3U CN201520205188U CN204514948U CN 204514948 U CN204514948 U CN 204514948U CN 201520205188 U CN201520205188 U CN 201520205188U CN 204514948 U CN204514948 U CN 204514948U
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- Prior art keywords
- module
- hydrogenerator
- velocity
- measuring system
- output module
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- 230000000694 effects Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Abstract
The utility model discloses a kind of hydrogenerator velocity-measuring system, comprise: sensing device, sensing device comprises: generator shaft, fluted disc, proximity switch and shielded cable, and fluted disc is placed on generator shaft outer wall, and proximity switch is located near fluted disc and is electrically connected with shielded cable; Rotation-speed measuring device, rotation-speed measuring device comprises: load module, central processing unit, output module, and shielded cable is connected with load module, and sends central processing unit to and calculate, and exported by output module, output module is also connected with a ZIGBEE module; Display terminal, display terminal comprises display panel and the 2nd ZIGBEE module, and a ZIGBEE module communicates with the 2nd ZIGBEE module, and the result that output module exports is sent to display panel and shows.The utility model discloses a kind of hydrogenerator velocity-measuring system that accurately can test the speed, export, grasp at any time system speed parameter in real time.
Description
Technical field
The utility model relates to technical field of hydraulic generators, particularly relates to a kind of hydrogenerator velocity-measuring system that accurately can test the speed, export, grasp at any time system speed parameter in real time.
Background technology
One of hydraulic power plant's genset application equipment is widely exactly hydraulic turbine velocity-measuring system, and its important effect can monitor the frequency that hydraulic turbine generator sends voltage exactly in real time.Different environment can be very large on the impact of hydroelectric power system, rotating speed as the hydraulic turbine affects very large by discharge and hydraulic pressure size, existing hydraulic turbine speed measuring device, its output must connect output by wired connection mode, staff must keep in face of display device at any time, hydraulic turbine running parameter could be grasped at any time, also be unfavorable for labour to free, do more work.
Therefore, a kind of hydrogenerator velocity-measuring system that accurately can test the speed, export, grasp at any time system speed parameter is in real time needed badly.
Utility model content
The purpose of this utility model is to provide a kind of hydrogenerator velocity-measuring system that accurately can test the speed, export, grasp at any time system speed parameter in real time.
To achieve these goals, the technical scheme that the utility model provides is: provide a kind of hydrogenerator velocity-measuring system, comprising:
Sensing device, described sensing device comprises: generator shaft, fluted disc, proximity switch and shielded cable, and described fluted disc is placed on described generator shaft outer wall, and described proximity switch is located near described fluted disc and is electrically connected with described shielded cable;
Rotation-speed measuring device, described rotation-speed measuring device comprises: load module, central processing unit, output module, described shielded cable is connected with described load module, and send described central processing unit to and calculate, and exported by output module, described output module is also connected with a ZIGBEE module;
Display terminal, described display terminal comprises display panel and the 2nd ZIGBEE module, and a described ZIGBEE module communicates with described 2nd ZIGBEE module, and the result that described output module exports is sent to described display panel shows.
Also comprise power module, described power module is that whole system is powered, and described power module is connected with two-way input end, and a road is direct current 220V input end, another road is alternating current 220V input end, and described alternating current 220V input end accesses described power module after connecting an isolating transmitter.
Also comprise unit PT, described unit PT and described load module are electrically connected.
Described output module also comprises analog output module.
The built-in gsm module of described display terminal.
Compared with prior art, due in the utility model hydrogenerator velocity-measuring system, owing to including a described ZIGBEE module in described rotation-speed measuring device, described display terminal includes the 2nd ZIGBEE module, therefore, it is possible to described display terminal is made into moveable equipment, staff described display terminal can be carried with it, and grasped the speed of mainshaft parameter of hydrogenerator at any time by described display terminal.
By following description also by reference to the accompanying drawings, the utility model will become more clear, and these accompanying drawings are for explaining embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is the circuit theory module map of an embodiment of the utility model hydrogenerator velocity-measuring system.
Embodiment
With reference now to accompanying drawing, describe embodiment of the present utility model, element numbers similar in accompanying drawing represents similar element.As mentioned above, as shown in Figure 1, the utility model provides a kind of hydrogenerator velocity-measuring system 100, comprising:
Sensing device 10, described sensing device 10 comprises: generator shaft 1, fluted disc 2, proximity switch 3 and shielded cable 4, described fluted disc 2 is placed on described generator shaft 1 outer wall, and described proximity switch 3 is located near described fluted disc 2 and is electrically connected with described shielded cable 4;
Rotation-speed measuring device 20, described tachometric survey 20 device comprises: load module 21, central processing unit 22, output module 23, described shielded cable 4 is connected with described load module 21, and send described central processing unit 22 to and calculate, and exported by output module 23, described output module 23 is also connected with a ZIGBEE module 24;
Display terminal 30, described display terminal 30 comprises display panel 31 and the 2nd ZIGBEE module 32, a described ZIGBEE module 24 communicates with described 2nd ZIGBEE module 32, and the result that described output module 23 exports is sent to described display panel 31 shows.
In an embodiment, also comprise power module 40, described power module 40 is powered for whole system, and described power module 40 is connected with two-way input end, one tunnel is direct current 220V input end, another road is alternating current 220V input end, and described alternating current 220V input end accesses described power module 40 after connecting an isolating transmitter 41.
In an embodiment, also comprise unit PT, described unit PT and described load module 21 are electrically connected.Described unit PT i.e. voltage transformer (VT), mainly contain following purposes:
1, can provide the operation of relevant device and control power supply, such as in the utility model, it can be described proximity switch 3 and provides power supply;
2, the needs of protective relaying device, for protection device provides voltage circuit;
In an embodiment, described output module 23 also comprises analog output module (figure does not show).
In an embodiment, the built-in gsm module 33 of described display terminal 30.
Compared with prior art, composition graphs 1, due to the utility model hydrogenerator velocity-measuring system 100, owing to including a described ZIGBEE module 24 in described rotation-speed measuring device 20, described display terminal 30 includes the 2nd ZIGBEE module 32, therefore, it is possible to described display terminal 30 is made into moveable equipment, staff described display terminal 30 can be carried with it, and grasped the speed of mainshaft parameter of hydrogenerator at any time by described display terminal 30.
Above disclosedly be only preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (5)
1. a hydrogenerator velocity-measuring system, is characterized in that, comprising:
Sensing device, described sensing device comprises: generator shaft, fluted disc, proximity switch and shielded cable, and described fluted disc is placed on described generator shaft outer wall, and described proximity switch is located near described fluted disc and is electrically connected with described shielded cable;
Rotation-speed measuring device, described rotation-speed measuring device comprises: load module, central processing unit, output module, described shielded cable is connected with described load module, and send described central processing unit to and calculate, and exported by output module, described output module is also connected with a ZIGBEE module;
Display terminal, described display terminal comprises display panel and the 2nd ZIGBEE module, and a described ZIGBEE module communicates with described 2nd ZIGBEE module, and the result that described output module exports is sent to described display panel shows.
2. hydrogenerator velocity-measuring system as claimed in claim 1, it is characterized in that, also comprise power module, described power module is that whole system is powered, and described power module is connected with two-way input end, one tunnel is direct current 220V input end, and another road is alternating current 220V input end, and described alternating current 220V input end accesses described power module after connecting an isolating transmitter.
3. hydrogenerator velocity-measuring system as claimed in claim 1, it is characterized in that, also comprise unit PT, described unit PT and described load module are electrically connected.
4. hydrogenerator velocity-measuring system as claimed in claim 1, it is characterized in that, described output module also comprises analog output module.
5. hydrogenerator velocity-measuring system as claimed in claim 1, is characterized in that, the built-in gsm module of described display terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520205188.3U CN204514948U (en) | 2015-04-07 | 2015-04-07 | Hydrogenerator velocity-measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520205188.3U CN204514948U (en) | 2015-04-07 | 2015-04-07 | Hydrogenerator velocity-measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204514948U true CN204514948U (en) | 2015-07-29 |
Family
ID=53712907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520205188.3U Expired - Fee Related CN204514948U (en) | 2015-04-07 | 2015-04-07 | Hydrogenerator velocity-measuring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204514948U (en) |
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2015
- 2015-04-07 CN CN201520205188.3U patent/CN204514948U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |