CN117167448A - Tower type pumping unit belt system with safety breaking-off prevention device - Google Patents
Tower type pumping unit belt system with safety breaking-off prevention device Download PDFInfo
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- CN117167448A CN117167448A CN202311150251.3A CN202311150251A CN117167448A CN 117167448 A CN117167448 A CN 117167448A CN 202311150251 A CN202311150251 A CN 202311150251A CN 117167448 A CN117167448 A CN 117167448A
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- 238000005086 pumping Methods 0.000 title claims abstract description 34
- 230000002265 prevention Effects 0.000 title claims description 8
- 238000007405 data analysis Methods 0.000 claims description 53
- 238000011156 evaluation Methods 0.000 claims description 49
- 238000012937 correction Methods 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 35
- 230000008569 process Effects 0.000 claims description 29
- 238000004458 analytical method Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 16
- 239000010959 steel Substances 0.000 description 16
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
Abstract
The invention relates to the technical field of pumping unit belts, in particular to a tower type pumping unit belt system with a safety breakage-proof and detachment-proof device.
Description
Technical Field
The invention relates to the technical field of oil pumping machine belts, in particular to a tower type oil pumping machine belt system with a safety breaking-proof device.
Background
The belt in a tower pumping unit is a critical driving element and plays a critical role in the oilfield exploitation process. However, these belts may suffer from breakage, fall-off, etc. due to long-term operation and environmental factors. This not only affects the normal operation of the pumping unit, but also may damage equipment and even threaten the safety of operators.
To address this problem, the belts of the tower pumping unit are typically inspected and maintained periodically. However, this method has some problems. First, regular inspection and maintenance requires a lot of manpower and time, and during inspection and maintenance, the pumping unit needs to be shut down, which affects the production efficiency of the oil field. Second, since wear and tear of the belt is a progressive process, problems may not be found in time even if inspected and maintained regularly.
Therefore, how to monitor the working state of the belt of the tower-type pumping unit in real time and timely discover and early warn the potential safety hazard of the belt becomes a problem to be solved urgently.
Chinese patent publication No.: CN103291838B discloses a special belt for a tower type pumping unit, comprising: steel wires or steel strands are embedded in the belt, and steel wire meshes are paved on the upper surface and the lower surface of the steel wires or the steel strands; the steel wires or the steel strands are at least one row uniformly embedded in the belt, and the steel wires or the steel strands in each row of steel wires or steel strands embedded in the belt are uniformly arranged; and steel wire meshes are arranged above the uppermost layer of steel wires or steel twisted wires and below the lowermost layer of steel wires or steel twisted wires so as to increase the overall tearing strength of the belt.
It follows that the prior art has the following problems: the abrasion and damage of the belt are progressive processes, the working state of the belt of the tower-type pumping unit cannot be accurately monitored in real time, and the potential safety hazards of disconnection and disconnection of the belt can be timely found and early warned.
Disclosure of Invention
Therefore, the invention provides a tower type pumping unit belt system with a safety breaking-off prevention device, which is used for solving the problem of poor accuracy of early warning on the potential safety hazard of breaking off of a belt of a tower type pumping unit in the prior art.
In order to achieve the above object, the present invention provides a tower type pumping unit belt system with a safety break-proof device, comprising:
the lazy rope is connected with the lazy rope roller fixing block;
the bearing rope is connected with the belt, the belt roller fixing block and the belt counterweight fixing block;
the wireless tension sensor is connected with the lazy rope and used for detecting the tension of the lazy rope;
an NB-IoT wireless sensor disposed at the belt edge to detect the temperature and vibration frequency of the belt;
the lazy rope counterweight fixing block is connected with the wireless tension sensor;
wherein the length of the lazy rope is greater than the sum of the lengths of the bearing rope and the belt;
the data processing module comprises a data acquisition unit for acquiring the lazy rope tension detected by the wireless tension sensor and the temperature and vibration frequency of the belt detected by the NB-IoT wireless sensor, and a data analysis unit for analyzing the data acquired by the data acquisition unit and pre-warning the potential safety hazard in the belt running process according to the analysis result;
the data analysis unit determines a plurality of early warning modes for early warning potential safety hazards in the belt running process according to the belt safety evaluation value, wherein the plurality of early warning modes comprise a first early warning mode for early warning the potential safety hazards in the belt running process according to the lazy rope tension detected by the wireless tension sensor and a second early warning mode for early warning the potential safety hazards in the belt running process according to the relative difference between the belt safety evaluation value and the preset belt safety evaluation value.
Further, the data analysis unit calculates the belt safety evaluation value according to the following formula, and sets
Wherein P represents a belt safety evaluation value, T represents a belt operating time, W represents a belt temperature, and f represents a belt vibration frequency.
Further, the data analysis unit determines a plurality of early warning modes for early warning potential safety hazards in the belt running process according to the comparison result of the belt safety evaluation value and the preset belt safety evaluation value, wherein the plurality of early warning modes comprise a first early warning mode determined when the belt safety evaluation value is smaller than or equal to the preset belt safety evaluation value and a second early warning mode determined when the belt safety evaluation value is larger than the preset belt safety evaluation value.
Further, the data analysis unit is in under the first early warning mode, confirm lazy rope pulling force, in order to be in lazy rope pulling force is greater than and presets lazy rope pulling force state time confirm to carry out the early warning to the potential safety hazard in the belt operation process.
Further, the data analysis unit determines the temperature of the belt in a first early warning mode, so that the lazy rope tension is determined to be adjusted when the temperature is greater than a preset temperature state.
Further, under the condition that the data analysis unit determines to adjust the preset lazy rope tension, determining a plurality of adjustment coefficients for adjusting the preset lazy rope tension according to the comparison result of the first relative error and the preset first relative error, wherein the plurality of adjustment coefficients comprise a first adjustment coefficient determined when the first relative error is smaller than or equal to the preset first relative error and a second adjustment coefficient determined when the first relative error is larger than the preset first relative error;
wherein the first relative error is determined by the temperature of the belt and a preset temperature.
Further, the data analysis unit determines the vibration frequency of the belt under the condition that the adjustment of the preset lazy rope tension is completed, so as to determine to correct the adjustment coefficient when the vibration frequency is greater than a preset vibration frequency state.
Further, the data analysis unit determines a plurality of correction modes for correcting the adjustment coefficient according to the second relative error under the condition of determining the correction of the adjustment coefficient, wherein the plurality of correction modes comprise a first correction mode for correcting the adjustment coefficient by adopting a first correction coefficient and a second correction mode for correcting the adjustment coefficient by adopting a second correction coefficient;
wherein the second relative error is determined by the vibration frequency and a preset vibration frequency.
Further, the data analysis unit corrects the adjustment coefficient according to the following first correction coefficient under the condition that the adjustment coefficient is determined to be corrected in the first correction manner, and sets
Wherein X1 represents a first correction coefficient, Δf represents a second relative error;
the data analysis unit corrects the adjustment coefficient according to the following second correction coefficient under the condition that the adjustment coefficient is determined to be corrected in the second correction mode, and sets
Wherein X2 represents the second correction coefficient.
Further, the data analysis unit determines a relative difference between the belt safety evaluation value and a preset belt safety evaluation value in a second early warning mode, so as to determine early warning of potential safety hazards in the belt running process when the relative difference is smaller than or equal to a preset relative difference state.
Compared with the prior art, the belt safety evaluation method has the beneficial effects that the working state of the belt, including the lazy rope tension, the belt temperature and the vibration frequency, is monitored in real time through the wireless tension sensor and the NB-IoT wireless sensor, so that the belt safety evaluation value is calculated and compared with the preset belt safety evaluation value, the safety of the belt is evaluated, potential safety hazards of belt breakage and belt detachment are timely found, early warning is carried out in advance, and the early warning accuracy is improved.
Furthermore, the lazy rope tension is set to be one tenth of the gravity of the balancing weight of the tower type pumping unit, and the lazy rope tension is compared with the preset lazy rope tension, so that if the belt breaks and falls off, the lazy rope bears the load of the bearing rope, and meanwhile early warning is performed more accurately, so that danger is avoided.
Further, the working state of the belt is known in real time by monitoring the temperature of the belt, the fact that the temperature of the belt exceeds the preset temperature indicates that the belt is working excessively, and the preset lazy rope tension needs to be adjusted so as to improve the sensitivity of the data analysis module for early warning and more accurately prevent damage caused by overheating of the belt.
Further, the invention calculates the first relative error between the temperature of the belt and the preset temperature, and determines the adjustment coefficient according to the comparison result of the first relative error and the preset temperature so as to more accurately determine the adjustment value of the preset lazy rope tension, and more accurately adjust the sensitivity of the early warning so as to improve the accuracy of the early warning.
Furthermore, the invention effectively prevents the belt from being damaged due to overlarge belt vibration by monitoring and early warning the vibration frequency of the belt in real time and dynamically correcting the adjustment coefficient according to the change of the vibration frequency, thereby improving the safety of equipment more accurately.
Further, the correction method and the correction device can be used for correcting the adjustment coefficient more accurately by calculating the second relative error between the vibration frequency and the preset vibration frequency and determining the correction mode according to the comparison result of the second relative error and the preset second relative error, so that the actual working state of the belt is reflected more accurately, and the early warning accuracy is improved.
Furthermore, the first correction coefficient and the second correction coefficient are used for correcting the adjustment coefficient, so that the adjustment coefficient is corrected more accurately, the actual working state of the belt is reflected more accurately, and the early warning accuracy is improved.
Further, the method and the device determine whether to perform early warning according to the comparison result of the relative difference and the preset relative difference by calculating the relative difference between the belt safety evaluation value and the preset belt safety evaluation value so as to perform early warning in advance before the belt breaks and breaks, thereby taking measures in advance and avoiding accidents.
Drawings
FIG. 1 is a block diagram of a tower type pumping unit belt system with a safety break-proof device according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a tower type pumping unit belt system with a safety breaking-off prevention device according to an embodiment of the present invention;
in the figure, 1-lazy rope, 2-lazy rope cylinder fixed block, 3-bearing rope, 4-belt, 5-belt cylinder fixed block, 6-belt counter weight fixed block, 7-wireless tension sensor, 8-NB-IoT wireless sensor, 9-lazy rope counter weight fixed block.
Detailed Description
In order that the objects and advantages of the invention will become more apparent, the invention will be further described with reference to the following examples; it should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.
It should be noted that, in the description of the present invention, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
Referring to fig. 1 and 2, fig. 1 is a structural diagram of a tower type pumping unit belt system with a safety breaking preventing device according to an embodiment of the present invention; fig. 2 is a structural schematic diagram of a tower type pumping unit belt system with a safety breaking-off prevention device according to an embodiment of the invention.
The embodiment of the invention is based on a tower type pumping unit belt system with a safety breaking-off prevention device, which comprises the following components:
a lazy rope 1 connected with a lazy rope roller fixing block 2;
the bearing rope 3 is connected with the belt 4, the belt roller fixing block 5 and the belt counterweight fixing block 6;
a wireless tension sensor 7 connected with the lazy rope for detecting the tension L of the lazy rope;
NB-IoT wireless sensor 8 disposed at the belt edge to detect the temperature W and the vibration frequency f of the belt;
the lazy rope counterweight fixing block 9 is connected with the wireless tension sensor;
the length of the lazy rope is greater than the sum of the lengths of the bearing rope and the belt, and the length of the lazy rope is preferably 105% of the sum of the lengths of the bearing rope and the belt, so that a person skilled in the art can adjust the length of the lazy rope according to specific situations;
the data processing module comprises a data acquisition unit and a data analysis unit, wherein the data acquisition unit is used for acquiring the lazy rope tension L detected by the wireless tension sensor, the temperature W and the vibration frequency f of the belt detected by the NB-IoT wireless sensor, and the data analysis unit is used for analyzing the data acquired by the data acquisition unit and pre-warning the potential safety hazard in the belt running process according to the analysis result;
the data analysis unit determines a plurality of early warning modes for early warning potential safety hazards in the belt running process according to the belt safety evaluation value P, wherein the plurality of early warning modes comprise a first early warning mode for early warning the potential safety hazards in the belt running process according to the lazy rope tension L detected by the wireless tension sensor and a second early warning mode for early warning the potential safety hazards in the belt running process according to the relative difference delta P between the belt safety evaluation value P and a preset belt safety evaluation value P0.
In embodiments of the invention, the NB-IoT wireless sensor is preferably a agile, sensory NB-IoT Wen Zhen composite sensor.
Specifically, the data analysis unit calculates the belt safety evaluation value P according to the following formula, and sets
Wherein T represents the working time of the belt, the unit is year, W represents the temperature of the belt, the unit is degree centigrade, and f represents the vibration frequency of the belt, and the unit is hertz.
Specifically, the data analysis unit determines an early warning mode for early warning of potential safety hazards in the belt running process according to a comparison result of the belt safety evaluation value P and a preset belt safety evaluation value P0;
if P is less than or equal to P0, the data analysis unit determines to pre-warn potential safety hazards in the belt running process in a first pre-warning mode;
if P is more than P0, the data analysis unit determines to pre-warn potential safety hazards in the belt running process in a second pre-warning mode;
the first early warning mode is to early warn potential safety hazards in the belt running process according to lazy rope tension L detected by the wireless tension sensor, and the second early warning mode is to early warn potential safety hazards in the belt running process according to the relative difference delta P between the belt safety evaluation value P and a preset belt safety evaluation value P0.
In the embodiment of the invention, the preset belt safety evaluation value P0 takes the value of-1, the preset belt safety evaluation value P0 is obtained under the conditions that the working time of the belt is 1.5 years, the temperature of the belt is 38 ℃ and the vibration frequency of the belt is 20Hz, and the preset belt safety evaluation value P0 can be adjusted according to specific conditions by a person skilled in the art.
Specifically, the working states of the belt, including lazy rope tension, belt temperature and vibration frequency, are monitored in real time through the wireless tension sensor and the NB-IoT wireless sensor, so that the belt safety evaluation value is calculated and compared with a preset belt safety evaluation value, the safety of the belt is evaluated, potential safety hazards of belt breakage and belt detachment are timely found, early warning is carried out in advance, and the early warning accuracy is improved.
Specifically, the data analysis unit determines whether to perform early warning according to a comparison result of the lazy rope tension L and a preset lazy rope tension L0 under the condition that the potential safety hazard in the belt running process is determined in a first early warning mode;
if L is less than or equal to L0, the data analysis unit determines that early warning is not performed;
if L is more than L0, the data analysis unit determines to perform early warning;
in the embodiment of the invention, the preset lazy rope tension L0 takes one tenth of the gravity of the balancing weight of the tower type pumping unit, and a person skilled in the art can adjust the preset lazy rope tension L0 according to specific conditions.
Specifically, the lazy rope tension is set to be one tenth of the gravity of the balancing weight of the tower type pumping unit, the lazy rope tension is compared with the preset lazy rope tension, if the belt breaks and falls off, the lazy rope bears the load of the bearing rope, and meanwhile early warning is performed more accurately, so that danger is avoided.
Specifically, the data analysis unit determines whether to adjust the preset lazy rope tension L0 according to the comparison result of the temperature W of the belt and the preset temperature W0 under the condition that the potential safety hazard in the belt running process is determined in a first early warning mode;
if W is less than or equal to W0, the data analysis unit determines that the preset lazy rope tension L0 is not adjusted;
if W is larger than W0, the data analysis unit determines to adjust the preset lazy rope tension L0;
in the embodiment of the present invention, the preset temperature W0 has a value of 42 degrees celsius, and a person skilled in the art can adjust the preset temperature W0 according to specific conditions.
Specifically, the temperature of the belt is monitored to know the working state of the belt in real time, the temperature of the belt exceeds the preset temperature to indicate that the belt is working excessively, and the preset lazy rope tension is required to be adjusted so as to improve the sensitivity of the data analysis module for early warning and more accurately prevent damage caused by overheating of the belt.
Specifically, the data analysis unit calculates a first relative error Δw between the temperature W of the belt and the preset temperature W0 under the condition of determining to adjust the preset lazy rope tension L0, and determines an adjustment coefficient ki for adjusting the preset lazy rope tension L0 according to the comparison result of the first relative error Δw and the preset first relative error Δw0, and sets Δw= (W-W0)/w0×100%;
if DeltaW is less than or equal to DeltaW 0, the data analysis unit determines to adjust the preset lazy rope tension L0 by a first adjustment coefficient k 1;
if DeltaW > DeltaW0, the data analysis unit determines to adjust the preset lazy rope tension L0 by a second adjustment coefficient k 2;
the adjusted preset lazy rope tension is set to L L =l0×ki, i=1, 2.
Wherein 0.5.ltoreq.k2 < 0.8.ltoreq.k1 < 1, the present example provides a preferred embodiment, setting k1=0.8, k2=0.6.
In the embodiment of the present invention, the preset first relative error Δw0 takes a value of 7%, the preset first relative error Δw0 is obtained under the condition that the temperature W is 45 ℃, and a person skilled in the art can adjust the preset first relative error Δw0 according to specific conditions.
Specifically, the method and the device for early warning of the automobile have the advantages that the first relative error between the temperature of the belt and the preset temperature is calculated, the adjustment coefficient is determined according to the comparison result of the first relative error between the first relative error and the preset temperature, so that the adjustment value of the preset lazy rope tension is determined more accurately, the early warning sensitivity is adjusted more accurately, and the early warning accuracy is improved.
Specifically, the data analysis unit determines whether to correct the adjustment coefficient ki according to a comparison result of the vibration frequency f of the belt and the preset vibration frequency f0 under the condition that the preset lazy rope tension L0 is adjusted;
if f is less than or equal to f0, the data analysis unit determines that the adjustment coefficient ki is not corrected;
if f is more than f0, the data analysis unit determines to correct the adjustment coefficient ki;
in the embodiment of the invention, the preset vibration frequency f0 has a value of 20HZ, and a person skilled in the art can adjust the preset vibration frequency f0 according to specific conditions.
Specifically, the invention effectively prevents the belt from being damaged due to overlarge belt vibration by monitoring and early warning the vibration frequency of the belt in real time and dynamically correcting the adjustment coefficient according to the change of the vibration frequency, thereby improving the safety of equipment more accurately.
Specifically, the data analysis unit calculates a second relative error Δf between the vibration frequency f and the preset vibration frequency f0 under the condition of determining to correct the adjustment coefficient ki, and determines a correction mode for correcting the adjustment coefficient ki according to the comparison result of the second relative error Δf and the preset second relative error Δf0, and sets Δf0= (f-f 0)/f0×100%;
if delta f is less than or equal to delta f0, the data analysis unit determines to correct the adjustment coefficient ki in a first correction mode;
if Deltaf > Deltaf0, the data analysis unit determines to correct the adjustment coefficient ki in a second correction mode;
the first correction mode is to correct the adjustment coefficient ki by using a first correction coefficient X1, and the second correction mode is to correct the adjustment coefficient ki by using a second correction coefficient X2.
In the embodiment of the present invention, the preset second relative error Δf0 takes a value of 50%, the preset second relative error Δf0 is obtained under the condition that the vibration frequency f is 30HZ, and a person skilled in the art can adjust the preset second relative error Δf0 according to specific situations.
Specifically, the correction method and the correction device can be used for correcting the adjustment coefficient more accurately by calculating the second relative error between the vibration frequency and the preset vibration frequency and determining the correction mode according to the comparison result of the second relative error and the preset second relative error, so that the actual working state of the belt is reflected more accurately, and the early warning accuracy is improved.
Specifically, the data analysis unit corrects the adjustment coefficient ki according to the following first correction coefficient X1 under the condition that the adjustment coefficient ki is determined to be corrected in the first correction manner, and sets
The corrected adjustment coefficient is set to Kki =ki×x1, i=1, 2.
Specifically, the data analysis unit corrects the adjustment coefficient ki according to the following second correction coefficient X2 under the condition that the adjustment coefficient ki is determined to be corrected in the second correction manner, and sets
The corrected adjustment coefficient is set to kki=ki×x2, i=1, 2.
Specifically, the first correction coefficient and the second correction coefficient are used for correcting the adjustment coefficient, so that the adjustment coefficient is corrected more accurately, the actual working state of the belt is reflected more accurately, and the early warning accuracy is improved.
Specifically, the data analysis unit calculates a relative difference Δp between a belt safety evaluation value P and a preset belt safety evaluation value P0 under the condition that potential safety hazards in the belt running process are determined to be early-warned in a second early-warning mode, determines whether early warning is performed according to a comparison result of the relative difference Δp and the preset relative difference Δp0, and sets Δp= (P-P0)/P0;
if delta P is less than or equal to delta P0, the data analysis unit determines to perform early warning;
if DeltaP > DeltaP0, the data analysis unit determines that the early warning is not performed;
in the embodiment of the present invention, the preset relative difference Δp0 takes a value of 1, and the preset relative difference Δp0 is obtained when the belt safety evaluation value P is 0, so that a person skilled in the art can adjust the preset relative difference Δp0 according to specific situations.
Specifically, the method and the device for early warning of the belt safety comprise the steps of calculating the relative difference between the belt safety evaluation value and the preset belt safety evaluation value, determining whether early warning is carried out according to the comparison result of the relative difference and the preset relative difference, and early warning is carried out in advance before the belt breaks and breaks, so that measures are taken in advance, and accidents are avoided.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will be within the scope of the present invention.
The foregoing description is only of the preferred embodiments of the invention and is not intended to limit the invention; various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A tower type pumping unit belt system with a safety breaking-off prevention device, comprising:
the lazy rope is connected with the lazy rope roller fixing block;
the bearing rope is connected with the belt, the belt roller fixing block and the belt counterweight fixing block;
the wireless tension sensor is connected with the lazy rope and used for detecting the tension of the lazy rope;
an NB-IoT wireless sensor disposed at the belt edge to detect the temperature and vibration frequency of the belt;
the lazy rope counterweight fixing block is connected with the wireless tension sensor;
wherein the length of the lazy rope is greater than the sum of the lengths of the bearing rope and the belt;
the data processing module comprises a data acquisition unit for acquiring the lazy rope tension detected by the wireless tension sensor and the temperature and vibration frequency of the belt detected by the NB-IoT wireless sensor, and a data analysis unit for analyzing the data acquired by the data acquisition unit and pre-warning the potential safety hazard in the belt running process according to the analysis result;
the data analysis unit determines a plurality of early warning modes for early warning potential safety hazards in the belt running process according to the belt safety evaluation value, wherein the plurality of early warning modes comprise a first early warning mode for early warning the potential safety hazards in the belt running process according to the lazy rope tension detected by the wireless tension sensor and a second early warning mode for early warning the potential safety hazards in the belt running process according to the relative difference between the belt safety evaluation value and the preset belt safety evaluation value.
2. The belt system of tower type pumping unit with safety break-proof device according to claim 1, wherein the data analysis unit calculates the belt safety evaluation value according to the following formula, and sets up
Wherein P represents a belt safety evaluation value, T represents a belt operating time, W represents a belt temperature, and f represents a belt vibration frequency.
3. The tower type pumping unit belt system with the safety breakage prevention device according to claim 2, wherein the data analysis unit determines a plurality of early warning modes for early warning potential safety hazards in a belt running process according to a comparison result of a belt safety evaluation value and a preset belt safety evaluation value, and the plurality of early warning modes comprise a first early warning mode determined when the belt safety evaluation value is smaller than or equal to the preset belt safety evaluation value and a second early warning mode determined when the belt safety evaluation value is larger than the preset belt safety evaluation value.
4. The belt system of a tower type pumping unit with a safety break-proof and release-proof device according to claim 3, wherein the data analysis unit determines the lazy rope tension in the first early warning mode, so as to determine the potential safety hazard in the belt running process when the lazy rope tension is greater than a preset lazy rope tension state.
5. The belt system of a tower type pumping unit with a safety break-proof device according to claim 4, wherein the data analysis unit determines the temperature of the belt in a first early warning mode so as to determine to adjust the preset rope pulling force when the temperature is greater than a preset temperature state.
6. The belt system of a tower type pumping unit with a safety breaking preventing device according to claim 5, wherein the data analysis unit determines a plurality of adjustment coefficients for adjusting the preset lazy rope tension according to the comparison result of the first relative error and the preset first relative error under the condition of determining the preset lazy rope tension, and the plurality of adjustment coefficients comprise a first adjustment coefficient determined when the first relative error is smaller than or equal to the preset first relative error and a second adjustment coefficient determined when the first relative error is larger than the preset first relative error;
wherein the first relative error is determined by the temperature of the belt and a preset temperature.
7. The belt system of a tower type pumping unit with a safety break-proof device according to claim 6, wherein the data analysis unit determines the vibration frequency of the belt under the condition that the adjustment of the preset lazy rope tension is completed, so as to determine the correction of the adjustment coefficient when the vibration frequency is greater than the preset vibration frequency.
8. The belt system of a tower type pumping unit with a safety breaking preventing and disengaging device according to claim 7, wherein the data analysis unit determines a plurality of correction modes for correcting the adjustment coefficient according to the second relative error under the condition of determining the correction of the adjustment coefficient, and the plurality of correction modes comprise a first correction mode for correcting the adjustment coefficient by adopting a first correction coefficient and a second correction mode for correcting the adjustment coefficient by adopting a second correction coefficient;
wherein the second relative error is determined by the vibration frequency and a preset vibration frequency.
9. The belt system of a tower type pumping unit with a safety break-proof device according to claim 8, wherein the data analysis unit corrects the adjustment coefficient according to the following first correction coefficient under the condition that the adjustment coefficient is corrected in the first correction manner is determined, and sets up
Wherein X1 represents a first correction coefficient, Δf represents a second relative error;
the data analysis unit corrects the adjustment coefficient according to the following second correction coefficient under the condition that the adjustment coefficient is determined to be corrected in the second correction mode, and sets
Wherein X2 represents the second correction coefficient.
10. The belt system with the safety break-proof device for the tower type pumping unit according to claim 9, wherein the data analysis unit determines a relative difference between the belt safety evaluation value and a preset belt safety evaluation value in a second early warning mode, so as to determine early warning of potential safety hazards in the belt running process when the relative difference is smaller than or equal to a preset relative difference state.
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| CN202311150251.3A CN117167448B (en) | 2023-09-07 | 2023-09-07 | Tower type pumping unit belt system with safety breaking-off prevention device |
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| CN202311150251.3A CN117167448B (en) | 2023-09-07 | 2023-09-07 | Tower type pumping unit belt system with safety breaking-off prevention device |
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| CN117167448A true CN117167448A (en) | 2023-12-05 |
| CN117167448B CN117167448B (en) | 2024-03-26 |
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| CN (1) | CN117167448B (en) |
Citations (8)
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| US5698796A (en) * | 1995-06-05 | 1997-12-16 | Mitsubishi Denki Kabushiki Kaisha | Belt tension measuring apparatus |
| JP2004231373A (en) * | 2003-01-31 | 2004-08-19 | Hitachi Printing Solutions Ltd | Belt drive device |
| CN201588603U (en) * | 2010-01-31 | 2010-09-22 | 付长生 | Belt adjustment and transmission torque testing device |
| US20130058803A1 (en) * | 2010-01-11 | 2013-03-07 | Hongwei Mao | Tower frame combined transmitting pumping unit without guiding wheels |
| CN203584376U (en) * | 2013-11-12 | 2014-05-07 | 科比传动技术（上海）有限公司 | Direct drive pumping unit |
| CN204984304U (en) * | 2015-10-05 | 2016-01-20 | 中国石油大学(华东) | Novel sucker rod polished rod eye |
| CN109178833A (en) * | 2018-08-14 | 2019-01-11 | 安徽中联九通机械设备有限公司 | A kind of belt feeder operational monitoring method |
| CN110685644A (en) * | 2019-09-18 | 2020-01-14 | 华油国新(北京)能源科技有限公司 | Pumping unit operation monitoring device and fault early warning system |
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2023
- 2023-09-07 CN CN202311150251.3A patent/CN117167448B/en active Active
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|---|---|---|---|---|
| US5698796A (en) * | 1995-06-05 | 1997-12-16 | Mitsubishi Denki Kabushiki Kaisha | Belt tension measuring apparatus |
| JP2004231373A (en) * | 2003-01-31 | 2004-08-19 | Hitachi Printing Solutions Ltd | Belt drive device |
| US20130058803A1 (en) * | 2010-01-11 | 2013-03-07 | Hongwei Mao | Tower frame combined transmitting pumping unit without guiding wheels |
| CN201588603U (en) * | 2010-01-31 | 2010-09-22 | 付长生 | Belt adjustment and transmission torque testing device |
| CN203584376U (en) * | 2013-11-12 | 2014-05-07 | 科比传动技术（上海）有限公司 | Direct drive pumping unit |
| CN204984304U (en) * | 2015-10-05 | 2016-01-20 | 中国石油大学(华东) | Novel sucker rod polished rod eye |
| CN109178833A (en) * | 2018-08-14 | 2019-01-11 | 安徽中联九通机械设备有限公司 | A kind of belt feeder operational monitoring method |
| CN110685644A (en) * | 2019-09-18 | 2020-01-14 | 华油国新(北京)能源科技有限公司 | Pumping unit operation monitoring device and fault early warning system |
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|---|---|
| CN117167448B (en) | 2024-03-26 |
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