CN109099028A - A kind of tilt cylinder motor pressure detection system - Google Patents

A kind of tilt cylinder motor pressure detection system Download PDF

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Publication number
CN109099028A
CN109099028A CN201811030393.5A CN201811030393A CN109099028A CN 109099028 A CN109099028 A CN 109099028A CN 201811030393 A CN201811030393 A CN 201811030393A CN 109099028 A CN109099028 A CN 109099028A
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CN
China
Prior art keywords
sensor
pressure
temperature sensor
temperature
oil pipe
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Pending
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CN201811030393.5A
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Chinese (zh)
Inventor
蔡国定
张平平
何关清
金鑫
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Wuhu Favorite Hydraulic Pressure Science And Technology Co Ltd By Shares
Original Assignee
Wuhu Favorite Hydraulic Pressure Science And Technology Co Ltd By Shares
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Wuhu Favorite Hydraulic Pressure Science And Technology Co Ltd By Shares filed Critical Wuhu Favorite Hydraulic Pressure Science And Technology Co Ltd By Shares
Priority to CN201811030393.5A priority Critical patent/CN109099028A/en
Publication of CN109099028A publication Critical patent/CN109099028A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B19/00Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for

Abstract

The invention discloses a kind of tilt cylinder motor pressure detection systems, including detection unit, control unit, monitoring unit and oil pipe, the detection unit is located inside oil pipe, the detection unit includes pressure sensor, flow sensor, solenoid valve, temperature sensor A and temperature sensor B, the pressure sensor is used to detect the hydraulic numerical value in oil pipe, the flow sensor flows through speed in oil pipe for detecting liquid, the solenoid valve is installed on one end of oil pipe, pass through pressure sensor, temperature sensor A, temperature sensor B, flow sensor is respectively to pressure, temperature and the acquisition of the data of flow velocity, it is sent to inside comparison unit, the data of acquisition and internal threshold values can be compared, when a certain data in direction are more than threshold values or are identical, just pressure-overload is indicated, processor is by solenoid valve and overflow valve to pressure Power is controlled, and by the acquisition of the data of multiple devices, can more accurately judge whether pressure overloads.

Description

A kind of tilt cylinder motor pressure detection system
Technical field
The invention belongs to tilt cylinder motor technologies field more particularly to a kind of tilt cylinder motor pressure detection systems.
Background technique
Tilt cylinder series of motors casing rigidity increases, and the enhancing of internal dynamic original part bearing capacity has very high continuous power Range, mechanical efficiency and volumetric efficiency are high, reduce internal unit load force, generate and relevant negative to reduce heat Effect, structure is small, is mainly used for plastics machinery, light industry and machinery, metallurgical machinery, mining machinery, handling equipment, heavy machine It is special in the Hydraulic Power Transmission Systems of various machinery such as tool, petroleum coal mine machinery, ship deck machinery, lathe, plastics, geological drilling The gearings such as the driving of capstan winch, reel machinery, the driving of various rotary machines, crawler belt and wheel walking mechanism Shi Yongyu not promoted In.Especially on digging machine drills steel sharpener.
The pressure detecting of tilt cylinder motor currently on the market, is pressure sensor mostly, carries out the hydraulic inspection whether to overload It surveys, since individual pressure sensor is only merely one-side data information, can be when being verified will lead to error Judgement, leads to the misoperation of tilt cylinder motor.
Summary of the invention
The present invention provides a kind of tilt cylinder motor pressure detection system, it is intended to which the pressure detecting for solving tilt cylinder motor is mostly Pressure sensor carries out the hydraulic detection whether to overload, since individual pressure sensor is only merely one-side data letter Breath, can be the judgement that will lead to error when being verified, leads to the misoperation problem of tilt cylinder motor.
The invention is realized in this way a kind of tilt cylinder motor pressure detection system, including detection unit, control unit, prison Control unit and oil pipe, the detection unit be located inside oil pipe, the detection unit include pressure sensor, flow sensor, Solenoid valve, temperature sensor A and temperature sensor B, the pressure sensor are used to detect the hydraulic numerical value in oil pipe, the stream Fast sensor is used to detect liquid and flows through speed in oil pipe, and the solenoid valve is installed on one end of oil pipe, and the temperature passes For sensor A for detecting the temperature for flowing through liquid in oil pipe, the temperature sensor A and temperature sensor B are respectively used to detection stream The real time temperature of body and oil pipe, described control unit include processor, comparison unit and transmission unit, the processor respectively with The pressure sensor, flow sensor, solenoid valve, temperature sensor A are connected with temperature sensor B, for the number to detection According to being received and handled, the comparison unit is connect with processor, for the comparison processing to data, the transmission unit with Processor connection, for the transmission of data, the monitoring unit includes monitor terminal, and the monitor terminal and transmission unit connect It connects, is used for dataIt receives and watches.
Preferably, the comparison unit storage inside has multiple threshold values data, respectively threshold temperature, flow velocity threshold values and pressure Power threshold values.
Preferably, the threshold temperature includes fluid temperature (F.T.) threshold values and oil pipe threshold temperature, respectively with temperature sensor A and Temperature sensor B.
Preferably, the monitoring unit further includes storage unit, and the storage unit is connect with transmission unit, is used for logarithm According to storage.
Preferably, the data inside the storage unit are divided into multiple status bars and are shown, respectively correspond the pressure The data acquisition of sensor, flow sensor, solenoid valve, temperature sensor A and temperature sensor B.
Preferably, the oil pipe is run through in the test side of the temperature sensor A, is in contact with the fluid in oil pipe, described The test side of temperature sensor B is placed in the inner wall of oil pipe.
Preferably, the temperature sensor A is identical as the model of temperature sensor B, is pt100.
Preferably, when being acquired to threshold temperature, flow velocity threshold values and pressure threshold value, include the following steps:
Step S100: firstly, according to known hydraulic pressure respectively to the pressure sensor, flow sensor, electromagnetism Valve, temperature sensor A and temperature sensor B are detected;
Step S200: the pressure sensor, flow sensor, solenoid valve, temperature are watched according to the input of known pressure The data report of sensors A and temperature sensor B acquisition;
Step S300: according to the pressure sensor, flow sensor, solenoid valve, temperature sensor A and temperature sensor B data collected are just the threshold values finally entered in comparison unit.
Preferably, in the step S100, when selecting known pressure, need to select the pressure spike of the tilt cylinder motor Value.
Preferably, it in the step S100 and step S200, needs to the pressure sensor, flow sensor, electromagnetism Valve, temperature sensor A and temperature sensor B carry out multiple data acquisition, which is about 5-8 times.
Compared with prior art, the beneficial effects of the present invention are: a kind of tilt cylinder motor pressure detection system of the invention, leads to Over-voltage force snesor, temperature sensor A, temperature sensor B, flow sensor and comparison unit, pass through pressure sensor, temperature Sensors A, temperature sensor B, flow sensor respectively acquire the data of pressure, temperature and flow velocity, are sent to comparison unit Inside can compare the data of acquisition and internal threshold values, when a certain data in direction are more than threshold values or are identical, just indicate pressure Power overload, processor control pressure by solenoid valve and overflow valve, pass through the acquisition of the data of multiple devices, Neng Gougeng Add and the phenomenon that whether pressure overloads, avoid the occurrence of misoperation accurately judged.
It should be understood that the above is a preferred embodiment of the present invention, it is noted that for the art For those of ordinary skill, various improvements and modifications may be made without departing from the principle of the present invention, these improvement Also it is considered as protection scope of the present invention with retouching.
Detailed description of the invention
Fig. 1 is system schematic of the invention;
Fig. 2 is another system schematic of the invention;
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention System.In addition, in the description of the present invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
Please refer to Fig. 1 and Fig. 2, the present invention provides a kind of scheme: a kind of tilt cylinder motor pressure detection system, including detection are single Member 10, control unit 20, monitoring unit 30 and oil pipe 40, detection unit 10 are located inside oil pipe 40, and detection unit 10 includes pressure Force snesor 11, flow sensor 12, solenoid valve 13, temperature sensor A14 and temperature sensor B15, pressure sensor 11 are used Hydraulic numerical value in detection oil pipe 40, flow sensor 12 flow through speed, solenoid valve in oil pipe 40 for detecting liquid 13 are installed on one end of oil pipe 40, and temperature sensor A14 is for detecting the temperature for flowing through liquid in oil pipe 40, temperature sensor A14 and temperature sensor B15 be respectively used to detection fluid and oil pipe 40 real time temperature, control unit 20 include processor 21, Comparison unit 22 and transmission unit 23, processor 21 respectively with pressure sensor 11, flow sensor 12, solenoid valve 13, temperature Sensors A 14 is connected with temperature sensor B15, for the data of detection to be received and are handled, comparison unit 22 and processing Device 21 connects, and for the comparison processing to data, transmission unit 23 is connect with processor 21, and for the transmission of data, monitoring is single Member 30 includes monitor terminal 31, and monitor terminal 31 is connect with transmission unit 23, is used for dataIt receives and watches.
In the present embodiment, temperature sensor A14 and temperature sensor B15 is respectively to the fluid and oil pipe in oil pipe 40 40 carry out temperature detections, when saying that temperature sensor A14 and temperature sensor B15 data collected be sent to inside processor 21 When, processor 21 says that received data are sent to inside comparison unit 22, the fluid temperature (F.T.) that temperature sensor A14 is acquired with Fluid threshold values carries out Doby, when comparison finds when the temperature is excessively high, then to illustrate that hypertonia causes fluid flow rate to accelerate, and causes fluid Temperature is gradually increasing during flowing, when temperature sensor B15 40 temperature of oil pipe collected is compared with threshold values, It was found that being greater than threshold values, then illustrate hypertonia, the temperature of fluid, which rises, drives the temperature of oil pipe 40 to begin to ramp up, and then judges liquid Pressure pressure is excessively high.
In the present embodiment, when fluid flows and passes through in oil pipe 40, pressure sensor 11 is in real time to oil pipe 40 Interior pressure carries out data acquisition, and temperature sensor A14 and temperature sensor B15 are respectively to the fluid and oil pipe 40 in oil pipe 40 Temperature detection is carried out, flow sensor 12 is having the speed flowed in oil pipe 40 to detect fluid, meanwhile, pressure sensor 11, temperature sensor A14, temperature sensor B15 and flow sensor 12 are transmitted data in real time inside processor 21, due to With the connection relationship of processor 21, processor 21 into acquisition, due to processor 21 and compares single pressure, temperature and flow speed data Member 22 connects, pressure, temperature and the flow speed data and internal pressure threshold value, temperature that comparison unit 22 is received processor 21 Bottom valve value and flow velocity threshold values compare, when comparison unit 22 finds pressure, temperature and flow velocity any data than or equal to valve When value, then illustrate hypertonia, the flow velocity of fluid is caused to increase, and causes the rising of 40 temperature of fluid and oil pipe, then, processing Device 21 sends instructions to solenoid valve 13 and overflow valve, controls hydraulic pressure, meanwhile, processor 21 is by the comparison of data As a result it is sent to inside storage unit 32 in real time with original acquisition data, and the receipt of data is carried out by storage unit 32 and is deposited Storage, monitor terminal 31 can carry out transferring for data inside storage unit 32, be watched.
Further, 22 storage inside of comparison unit has multiple threshold values data, respectively threshold temperature, flow velocity threshold values and pressure Power threshold values;Threshold temperature includes fluid temperature (F.T.) threshold values and 40 threshold temperature of oil pipe, respectively with temperature sensor A14 and temperature sensing Device B15.
In the present embodiment, pressure sensor 11, temperature sensor A14, temperature sensor B15 and flow sensor 12 It transmits data to inside processor 21 in real time, due to the connection relationship with processor 21, processor 21 is to pressure, temperature and stream Fast data are into acquisition, since processor 21 is connect with comparison unit 22, pressure that comparison unit 22 is received processor 21, Temperature and flow speed data are compared with internal pressure threshold value, threshold temperature and flow velocity threshold values, when comparison unit 22 finds to press When power, temperature and flow velocity any data are than or equal to threshold values, then illustrate hypertonia.
Further, monitoring unit 30 further includes storage unit 32, and storage unit 32 is connect with transmission unit 23, for pair The storage of data;Data inside storage unit 32 are divided into multiple status bars and are shown, respectively correspond pressure sensor 11, stream The data acquisition of fast sensor 12, solenoid valve 13, temperature sensor A14 and temperature sensor B15.
In the present embodiment, processor 21 is in real time by the result of the comparison of data and pressure sensor 11, flow-velocity sensing Device 12, solenoid valve 13, temperature sensor A14 and temperature sensor acquisition data are sent in real time inside storage unit 32, and are led to The receipt and storage, monitor terminal 31 for crossing the progress data of storage unit 32 can carry out transferring for data inside storage unit 32, It is watched.
Further, oil pipe 40 is run through in the test side of temperature sensor A14, is in contact with the fluid in oil pipe 40, temperature The test side of sensor B15 is placed in the inner wall of oil pipe 40;Temperature sensor A14 is identical as the model of temperature sensor B15, is pt100。
In the present embodiment, since the test side of temperature sensor A14 is in contact with fluid, when fluid is when passing through, Contact jaw is in contact with fluid, and detects to the temperature of fluid, while the contact jaw of temperature sensor B15 and 40 phase of oil pipe Contact, and the temperature of oil pipe 40 is detected.
Further, when being acquired to threshold temperature, flow velocity threshold values and pressure threshold value, include the following steps:
Step S100: firstly, according to known hydraulic pressure respectively to pressure sensor 11, flow sensor 12, electromagnetism Valve 13, temperature sensor A14 and temperature sensor B15 are detected;
Step S200: viewing pressure sensor 11, flow sensor 12, solenoid valve 13, temperature are inputted according to known pressure Spend the data report of sensors A 14 and temperature sensor B15 acquisition;
Step S300: it is passed according to pressure sensor 11, flow sensor 12, solenoid valve 13, temperature sensor A14 and temperature Sensor B15 data collected are just the threshold values finally entered in comparison unit 22.
In the present embodiment, by testing acquisition to threshold temperature, pressure threshold value and flow velocity threshold values, and by the threshold values It is input to inside comparison unit 22, when processor 21 sends the acquisition data of pressure, temperature and flow velocity in comparison unit 22 When portion, comparison unit 22 is enable smoothly to carry out the whether excessively high judgement of pressure according to threshold values.
Further, in step S100, when selecting known pressure, need to select the pressure spike of the tilt cylinder motor Value;In step S100 and step S200, need to pressure sensor 11, flow sensor 12, solenoid valve 13, temperature sensor A14 and temperature sensor B15 carries out multiple data acquisition, which is about 5-8 times.
In the present embodiment, multiple data acquisition, can make the acquisition of threshold values data more accurate, also, to Know pressure it is selected when, need the restriction to pressure peak, when making comparison unit 22 that will acquire data and threshold values to compare, energy It is enough smoothly to judge whether pressure is excessively high.
After the device of the invention is installed, when fluid flows and passes through in oil pipe 40, pressure sensor 11 is right in real time Pressure in oil pipe 40 carries out data acquisition, temperature sensor A14 and temperature sensor B15 respectively in oil pipe 40 fluid and Oil pipe 40 carries out temperature detection, and flow sensor 12 is having the speed flowed in oil pipe 40 to detect fluid, meanwhile, pressure Sensor 11, temperature sensor A14, temperature sensor B15 and flow sensor 12 are transmitted data in real time in processor 21 Portion, due to the connection relationship with processor 21, processor 21 to pressure, temperature and flow speed data into acquisition, due to processor 21 It is connect with comparison unit 22, pressure, temperature and the flow speed data that comparison unit 22 is received processor 21 and internal pressure Power threshold values, threshold temperature and flow velocity threshold values compare, when comparison unit 22 finds that pressure, temperature and flow velocity any data are more than Or when being equal to threshold values, then illustrate hypertonia, the flow velocity of fluid is caused to increase, and cause the rising of 40 temperature of fluid and oil pipe, Then, processor 21 sends instructions to solenoid valve 13 and overflow valve, controls hydraulic pressure, meanwhile, processor 21 will count According to comparison result and former acquisition data be sent to inside storage unit 32 in real time, and data are carried out by storage unit 32 Receipt and storage, monitor terminal 31 can carry out transferring for data inside storage unit 32, be watched.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (10)

1. a kind of tilt cylinder motor pressure detection system, which is characterized in that including detection unit, control unit, monitoring unit and oil Pipe, the detection unit are located inside oil pipe, and the detection unit includes pressure sensor, flow sensor, solenoid valve, temperature Sensors A and temperature sensor B, the pressure sensor are used to detect the hydraulic numerical value in oil pipe, and the flow sensor is used Speed is flowed through in oil pipe in detection liquid, the solenoid valve is installed on one end of oil pipe, and the temperature sensor A is for examining The temperature that liquid is flowed through in oil pipe is surveyed, the temperature sensor A and temperature sensor B are respectively used to the reality of detection fluid and oil pipe Shi Wendu,
Described control unit includes processor, comparison unit and transmission unit, the processor respectively with the pressure sensor, Flow sensor, solenoid valve, temperature sensor A are connected with temperature sensor B, for the data of detection to be received and located Reason, the comparison unit are connect with processor, and for the comparison processing to data, the transmission unit connect with processor, uses In the transmission of data,
The monitoring unit includes monitor terminal, and the monitor terminal is connect with transmission unit, is used for dataIt receives and watches.
2. a kind of tilt cylinder motor pressure detection system as described in claim 1, which is characterized in that deposited inside the comparison unit Contain multiple threshold values data, respectively threshold temperature, flow velocity threshold values and pressure threshold value.
3. a kind of tilt cylinder motor pressure detection system as claimed in claim 2, which is characterized in that the threshold temperature includes stream Temperature threshold values and oil pipe threshold temperature, respectively with temperature sensor A and temperature sensor B.
4. a kind of tilt cylinder motor pressure detection system as described in claim 1, which is characterized in that the monitoring unit further includes Storage unit, the storage unit are connect with transmission unit, for the storage to data.
5. a kind of tilt cylinder motor pressure detection system as claimed in claim 4, which is characterized in that inside the storage unit Data are divided into multiple status bars and are shown, respectively correspond the pressure sensor, flow sensor, solenoid valve, temperature sensing The acquisition of the data of device A and temperature sensor B.
6. a kind of tilt cylinder motor pressure detection system as described in claim 1, which is characterized in that the temperature sensor A's The oil pipe is run through in test side, is in contact with the fluid in oil pipe, the test side of the temperature sensor B is placed in the interior of oil pipe Wall.
7. a kind of tilt cylinder motor pressure detection system as described in claim 1, which is characterized in that the temperature sensor A with The model of temperature sensor B is identical, is pt100.
8. a kind of tilt cylinder motor pressure detection system as claimed in claim 2, which is characterized in that threshold temperature, flow velocity valve When value and pressure threshold value are acquired, include the following steps:
Step S100: firstly, according to known hydraulic pressure respectively to the pressure sensor, flow sensor, solenoid valve, temperature Degree sensors A and temperature sensor B are detected;
Step S200: the pressure sensor, flow sensor, solenoid valve, temperature sensing are watched according to the input of known pressure The data report of device A and temperature sensor B acquisition;
Step S300: according to the pressure sensor, flow sensor, solenoid valve, temperature sensor A and temperature sensor B institute The data of acquisition are just the threshold values finally entered in comparison unit.
9. a kind of tilt cylinder motor pressure detection system as claimed in claim 8, which is characterized in that right in the step S100 When known pressure is selected, need to select the pressure peak of the tilt cylinder motor.
10. a kind of tilt cylinder motor pressure detection system as claimed in claim 8, which is characterized in that the step S100 and step In rapid S200, need to carry out the pressure sensor, flow sensor, solenoid valve, temperature sensor A and temperature sensor B Multiple data acquisition, which is about 5-8 times.
CN201811030393.5A 2018-09-05 2018-09-05 A kind of tilt cylinder motor pressure detection system Pending CN109099028A (en)

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Application Number Priority Date Filing Date Title
CN201811030393.5A CN109099028A (en) 2018-09-05 2018-09-05 A kind of tilt cylinder motor pressure detection system

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CN109099028A true CN109099028A (en) 2018-12-28

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