CN201838992U - Wireless or carrier motor protector - Google Patents
Wireless or carrier motor protector Download PDFInfo
- Publication number
- CN201838992U CN201838992U CN2010202440198U CN201020244019U CN201838992U CN 201838992 U CN201838992 U CN 201838992U CN 2010202440198 U CN2010202440198 U CN 2010202440198U CN 201020244019 U CN201020244019 U CN 201020244019U CN 201838992 U CN201838992 U CN 201838992U
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- motor protector
- receiving module
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- signal transmitting
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- 230000001012 protector Effects 0.000 title claims abstract description 36
- 238000004891 communication Methods 0.000 claims abstract description 8
- 238000012546 transfer Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000008054 signal transmission Effects 0.000 claims description 6
- 238000005086 pumping Methods 0.000 abstract description 31
- 238000012544 monitoring process Methods 0.000 abstract description 12
- 238000012806 monitoring device Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005728 strengthening Methods 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Y02B60/50—
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- Control Of Positive-Displacement Pumps (AREA)
Abstract
The utility model discloses a wireless or carrier motor protector belonging to the field of beam-pumping unit monitoring device. A wireless or carrier signal transmitting/receiving module is arranged on the motor protector; an upper computer is arranged in a centralized monitoring center; the wireless or carrier signal transmitting/receiving module is connected with a motor three-phase running current parameter signal and motor protector running state signal output end; the wireless or carrier signal transmitting/receiving module is connected with a connection/disconnection control circuit of the motor protector; and the wireless or carrier signal transmitting/receiving module is connected with the upper computer by a wireless communication network. By adopting the existing motor running state monitoring device and a monitoring means, the wireless or carrier motor protector can realize remote monitoring of a beam-pumping unit, is higher in working reliability, is not additionally provided with more equipment/ running and maintaining cost, is conducive to strengthening of scientific management and high-efficient production of an oil field, thus saving energy and reducing consumption. The wireless or carrier motor protector can be widely applied to the field of running monitoring/ protection for the beam-pumping unit in the oil field.
Description
Technical Field
The utility model belongs to beam-pumping unit monitoring device field especially relates to an operating condition monitoring devices for motor
Background
The conventional beam-pumping unit consists of a motor, a speed reducer and a four-bar linkage mechanism. The device has the characteristics of long-term reliable and safe operation and the like, and is widely applied in the oilfield exploitation process.
However, when the pumping unit stops due to a motor failure, oil field management personnel often cannot know the failure in time due to a long distance, so that the pumping unit stops for a long time, and if the pumping unit stops in winter in the north, oil pipelines are easy to block, and unnecessary loss is caused.
The publication date is 9 months and 9 days in 2009, and the publication number is CN 201307238Y, which discloses an intelligent detection control system for a pumping well, comprising a detection system and an analysis and control system; the detection system comprises a pumping unit indicator diagram tester, a pumping unit liquid level tester, a pumping unit power tester, a flowmeter and a pressure gauge, wherein the pumping unit indicator diagram, the height of the working fluid level, the power of a motor, the liquid production amount, the casing pressure and the oil pipe pressure which are detected are respectively input into an analysis and control system through a data bus or wireless communication, so that the motor of the pumping unit is controlled, the stroke frequency of the pumping unit is adjusted, and the adjusted pumping unit is in an optimized running state.
Although this technical scheme adopts the combination of multiple measuring instrument and device, has solved the problem that "the kind of the monitoring trouble is too few", but it has the system modular structure too complicated, does not fully utilize current monitoring devices etc. not enough, and once only investment cost is higher, and the operation management/maintenance work load after the equipment purchase is more loaded down with trivial details, is unfavorable for promoting and is difficult for being accepted by the user.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a wireless or carrier wave motor protector is provided, it adopts current motor running state monitoring devices and monitoring means, through the judgement to motor running state data, can realize the remote monitoring of beam-pumping unit, and based on current monitoring product, the operational reliability is higher, need not to increase more outfit/operation/maintenance cost, helps strengthening the scientific management and the high-efficient production in oil field, energy saving and consumption reduction.
The technical scheme of the utility model is that:
the utility model provides a wireless or carrier wave motor protector, including the motor protector who sets up driving motor department, characterized by: a wireless or carrier signal transmitting/receiving module is arranged on the motor protector; an upper computer is arranged in the centralized monitoring center; the wireless or carrier signal transmitting/receiving module is connected with a three-phase running current parameter signal of a motor of the motor protector and a running state signal output end of the motor protector; the wireless or carrier signal transmitting/receiving module is connected with an on/off control circuit of the motor protector; the wireless or carrier signal transmitting/receiving module is connected with an upper computer through a wireless communication network.
Further, the signal of the wireless or carrier signal transmitting/receiving module is uploaded to an upper computer through a wireless signal transferring/relaying unit; wherein, between the wireless signal transfer/relay unit and the wireless or carrier signal transmitting/receiving module, a wireless or carrier signal transmission network is adopted for data transmission; and a GPRS wireless communication network is adopted for data transmission between the wireless signal transfer/relay unit and the upper computer.
And a one-to-many signal transmission network structure is adopted between the wireless signal transfer/relay unit and each wireless or carrier signal transmitting/receiving module.
And the wireless signal transfer/relay unit uploads signals of a plurality of wireless or carrier signal transmitting/receiving modules to the upper computer.
Compared with the prior art, the utility model has the advantages that:
1. the existing monitoring device is fully utilized, excessive detection devices or parts are not required to be added on site, the required monitoring purpose is convenient to realize, the operation of the existing equipment and device is not influenced, and the operation management/maintenance workload is small;
2. the operation state of the pumping unit is monitored by analyzing whether the change condition of the operation current value of the driving motor is abnormal or not, and the mechanical fault is judged according to the change condition of the electrical operation parameter, so that the falling of a polished rod or the breaking/falling of a belt of the pumping unit can be quickly/timely found, the abnormal no-load operation of the motor can be avoided, the unnecessary consumption of the electrical energy of the pumping unit can be greatly avoided, and the long-time halt of the pumping unit can be avoided;
3. the method is convenient for rapid production recovery, avoids further expansion of loss, is beneficial to strengthening scientific management and high-efficiency production of oil fields, saves energy, reduces consumption and plays a great role in preventing oil pipelines from being blocked in winter in the north.
Drawings
Fig. 1 is a schematic diagram of a circuit module structure of the present invention;
fig. 2 is a schematic diagram of the wireless relay/relay topology of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
In fig. 1, the motor protector comprises a motor protector arranged at a driving motor, and a wireless or carrier signal transmitting/receiving module 2 is arranged on the motor protector 1; an upper computer 3 is arranged in the centralized monitoring center; the wireless or carrier signal transmitting/receiving module is connected with a motor three-phase running current parameter signal of the motor protector and a running state signal output end 4 of the motor protector; the wireless or carrier signal transmitting/receiving module is connected with an on/off control circuit 5 of the motor protector; the wireless or carrier signal transmitting/receiving module is connected with an upper computer through a wireless communication network 6.
In fig. 2, an upper computer is disposed in the monitoring center, and is configured to compare the received driving motor operating current parameter with a preset value or a preset variation rule, and analyze/determine the operating state of the driving motor according to the comparison result; the motor protector is arranged on the site of the driving motor of the oil pumping unit and is used for carrying out on-site conventional electrical protection on the driving motor; the motor protector is provided with a wireless or carrier signal transmitting/receiving module which is used for transmitting the driving motor running current parameters collected by the motor protector to an upper computer positioned in a monitoring center in real time, receiving the running control instruction of the upper computer and stopping the running of the driving motor of the pumping unit.
Further, the signal of the wireless or carrier signal transmitting/receiving module is uploaded to the upper computer through the wireless signal transferring/relaying unit.
Wherein, between the wireless signal transfer/relay unit and the wireless or carrier signal transmitting/receiving module, a wireless or carrier signal transmission network is adopted for data transmission; and a GPRS wireless communication network is adopted for data transmission between the wireless signal transfer/relay unit and the upper computer.
And a one-to-many signal transmission network structure is adopted between the wireless signal transfer/relay unit and each wireless or carrier signal transmitting/receiving module.
And the wireless signal transfer/relay unit uploads signals of a plurality of wireless or carrier signal transmitting/receiving modules to the upper computer.
After the device structure is adopted, the motor three-phase running current parameter signal of the motor protector and the running state signal of the motor protector can be remotely transmitted to the upper computer, the monitoring software in the upper computer compares the received driving motor running current parameter with a preset value or a preset change rule, and the running state of the driving motor is analyzed/judged according to the comparison result.
The upper computer realizes real-time monitoring of the operation state of the pumping unit and the 'stop' operation control of the driving motor by adopting a mode of remotely reading the operation current parameter of the driving motor and comparing the operation current parameter with a preset value or a preset change rule. When the running current value and/or the change condition of the driving motor exceed the preset value, the upper computer can judge the fault state of the oil pumping unit during running, immediately send a stop command and/or an alarm signal, transmit the stop command to the motor protector and perform 'stop' operation control on the driving motor.
The technical scheme is based on the existing monitoring system, the existing monitoring device is fully utilized, the expected invention purpose can be realized only by adding a wireless or carrier signal transmitting and receiving module, the operation of the existing equipment and device is not influenced, the operation management/maintenance workload is small, the device is easy to accept by common users, and the popularization and the use are convenient.
In addition, the technical scheme monitors the operation state of the pumping unit by analyzing whether the operation current value or the change condition of the driving motor is abnormal or not, judges mechanical faults through electrical operation parameters, can quickly/timely find the falling of a polished rod or the breaking/falling of a belt of the pumping unit, avoids the abnormal no-load operation of the motor, can greatly avoid the abnormal power consumption of the pumping unit and avoid the long-time halt of the pumping unit;
due to the technical scheme, common mechanical faults (belt breakage/falling and polished rod falling) of two oil pumping units which cannot be found by the conventional monitoring means can be found in time, the production can be recovered quickly, the further expansion of loss is avoided, the scientific management and high-efficiency production of oil fields are enhanced, the energy is saved, the consumption is reduced, and the oil pipeline blockage prevention device plays a great role in preventing oil pipelines from being blocked in winter in the north.
The invention can be widely applied to the field of operation monitoring/protection of oil field pumping units.
Claims (4)
1. The utility model provides a wireless or carrier wave motor protector, is including setting up the motor protector of driving motor department, characterized by:
a wireless or carrier signal transmitting/receiving module is arranged on the motor protector;
an upper computer is arranged in the centralized monitoring center;
the wireless or carrier signal transmitting/receiving module is connected with a three-phase running current parameter signal of a motor of the motor protector and a running state signal output end of the motor protector;
the wireless or carrier signal transmitting/receiving module is connected with an on/off control circuit of the motor protector;
the wireless or carrier signal transmitting/receiving module is connected with the upper computer through a wireless network or a carrier communication line.
2. The wireless or carrier wave motor protector as claimed in claim 1, wherein the signal of the wireless or carrier wave signal transmitting/receiving module is uploaded to an upper computer through a wireless signal transferring/relaying unit; wherein,
data transmission is carried out between the wireless signal transfer/relay unit and the wireless or carrier signal transmitting/receiving module by adopting a wireless or carrier signal transmission network;
and a GPRS wireless communication network is adopted for data transmission between the wireless signal transfer/relay unit and the upper computer.
3. A radio or carrier wave motor protector according to claim 2, characterized in that a one-to-many signal transmission network structure is adopted between the radio signal relaying unit and each radio or carrier wave signal transmitting/receiving module.
4. A wireless or carrier wave motor protector according to claim 2 wherein said wireless signal relay/relay unit uploads signals from a plurality of wireless or carrier wave signal transmitting/receiving modules to an upper computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202440198U CN201838992U (en) | 2010-07-01 | 2010-07-01 | Wireless or carrier motor protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202440198U CN201838992U (en) | 2010-07-01 | 2010-07-01 | Wireless or carrier motor protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201838992U true CN201838992U (en) | 2011-05-18 |
Family
ID=44009092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202440198U Expired - Fee Related CN201838992U (en) | 2010-07-01 | 2010-07-01 | Wireless or carrier motor protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201838992U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106292511A (en) * | 2016-08-29 | 2017-01-04 | 山东欧瑞安电气有限公司 | A kind of motor protecter with radio communication function |
-
2010
- 2010-07-01 CN CN2010202440198U patent/CN201838992U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106292511A (en) * | 2016-08-29 | 2017-01-04 | 山东欧瑞安电气有限公司 | A kind of motor protecter with radio communication function |
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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: 20110518 Termination date: 20130701 |