CN114923551B - Weighing sensor with water cooling function and control system thereof - Google Patents
Weighing sensor with water cooling function and control system thereof Download PDFInfo
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- CN114923551B CN114923551B CN202210427396.2A CN202210427396A CN114923551B CN 114923551 B CN114923551 B CN 114923551B CN 202210427396 A CN202210427396 A CN 202210427396A CN 114923551 B CN114923551 B CN 114923551B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/02—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles
- G01G19/021—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles having electrical weight-sensitive devices
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
Abstract
The invention discloses a weighing sensor with a water-cooling function and a control system thereof, and belongs to the technical field of weighing sensors. The device comprises a mounting block and a base, wherein the mounting block is arranged at the upper end of the base, a strain beam is connected in a sliding manner in the mounting block, strain gauges are arranged on two sides of the strain beam, a compression steel sheet is arranged at the lower end of the strain beam, a cross beam is arranged at the lower end of the compression steel sheet, side plates are arranged on two sides of the cross beam, the side plates improve the lateral force resistance of the strain beam and the cross beam, the measuring precision of the device is improved, gaskets are arranged on the lower sides of the side plates, a dustproof component is arranged in the mounting block, dust is prevented from falling into a gap between the strain beam and the mounting block, friction loss of the strain beam is prevented, a cooling component is arranged in the base, and the cooling component is used for cooling the strain gauge, so that the weight measuring precision is improved.
Description
Technical Field
The invention relates to the technical field of weighing sensors, in particular to a weighing sensor with a water cooling function and a control system thereof.
Background
A load cell is in fact a device that converts a mass signal into a measurable electrical signal output. The actual working environment of the sensor is considered, which is important to correctly select the weighing sensor, and the sensor is related to whether the sensor can work normally or not, the safety and the service life of the sensor, and the reliability and the safety of the whole weighing apparatus. The new and old national standards have quality differences in the basic concepts and evaluation methods of main technical indexes of the weighing sensor. Mainly comprises several types of S-shaped, cantilever type, spoke type, plate ring type, bellows type, bridge type, column type and the like.
In order to strictly control the goods to enter and exit the warehouse, the high-precision weight measurement is carried out on the goods passing through the wagon balance, however, the wagon balance is often arranged in an outdoor and outdoor environment, so that the weighing sensor is also exposed and outdoor for a long time, the influence caused by the outdoor environment is directly received, particularly in hot summer, the pressure applied to the wagon balance by the wagon balance is added in a long-term high-temperature environment, so that the strain gauge and the strain beam in the weighing sensor always work in the high-temperature and high-pressure environment, the electronic components in the strain gauge are detinned in the continuous high-temperature and high-pressure environment, short circuit occurs, deviation of weight measurement data is caused, related goods data deviation is caused, and property loss is caused to the manufacturer, so that the problem that needs to be solved at present is solved how to cool the strain gauge in the weighing sensor.
Disclosure of Invention
The invention aims to provide a weighing sensor with a water cooling function and a control system thereof, so as to solve the problems in the background art.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a weighing sensor with water-cooling function, this weighing sensor with water-cooling function includes installation piece, base, the installation piece sets up the upper end at the base, sliding connection has the strain beam in the installation piece, the both sides of strain beam all are provided with the strainometer, the lower extreme of strain beam is provided with compresses tightly the steel sheet, the lower extreme of compressing tightly the steel sheet is provided with the crossbeam, the both sides of crossbeam all are provided with the curb plate, and the curb plate improves the anti side force of strain beam and crossbeam, improves the measurement accuracy of this device, the downside of curb plate is provided with the gasket, be provided with dustproof subassembly in the installation piece, dustproof subassembly prevents that the dust from falling into strain beam and installation piece gap department, prevents strain beam friction loss, be provided with cooling subassembly in the base, cooling subassembly carries out the cooling treatment to the strain gauge, improves weight measurement accuracy.
The cooling assembly comprises a cooling cover, the cooling cover is sleeved on the outer surface of the strain gauge, the cooling cover comprises a first water outlet and a first water inlet, S-shaped through grooves are formed in the side plates, the maximized side plates of the S-shaped through grooves are cooled, the temperature of the side plates is reduced, the cross beams are subjected to laminating cooling treatment, the cross beams are enabled to keep higher rigidity, and the service life of the device and the accuracy of measuring weight are improved.
One S-shaped through groove is provided with a second water outlet and a second water inlet, and the other S-shaped through groove is provided with a third water inlet and a third water outlet; the second water outlet is communicated with the first water inlet, and the third water inlet is communicated with the first water outlet.
The water tank is arranged in the base and comprises a fourth water inlet and a fourth water outlet, the base is provided with a water injection end, the water injection end is communicated with the water tank, the fourth water outlet is communicated with the second water inlet, and the fourth water inlet is communicated with the third water outlet.
The one end of base is provided with the motor, the base swivelling joint has the pivot, the output of pivot and motor is connected, be provided with the paddle in the pivot, the paddle is located the water tank, connect sealed bearing between water tank and the pivot, sealed bearing prevents that water in the water tank from leaking outward, causes water resource loss.
The temperature sensor detects that the working temperature of the strain gauge exceeds the normal working temperature, the controller controls the starting motor, the rotating shaft drives the blade to operate, the cooling liquid in the water cabin is conveyed into the cooling cover through the S-shaped through groove provided with the second water outlet, and then flows into the water cabin through the fourth water inlet after passing through the first water outlet and the S-shaped through groove provided with the third water outlet, meanwhile, the N-shaped semiconductor is connected with the power supply anode, the P-shaped semiconductor is connected with the power supply cathode, and a certain amount of cooling liquid is added into the water cabin through the water injection end.
The dustproof assembly comprises a ventilation hood, the ventilation hood is sleeved on the surface of the cooling hood, an air outlet is formed in the ventilation hood, the strain beam is located on the inner side of the air outlet, a mounting groove is formed in the base, fan blades are arranged on the rotating shaft, and the fan blades are located in the mounting groove.
Be provided with the fan deck in the base, be connected with the filtrate board between fan deck and the water tank, be provided with the baffle in the fan deck, the intercommunication has the second ventilation pipe between fan deck and the mounting groove, mounting groove and ventilation hood intercommunication, be provided with first ventilation pipe in the base, first ventilation pipe and water tank bottom intercommunication, first ventilation pipe and water tank intercommunication department are provided with the check valve, first ventilation pipe air intake is provided with the filter screen.
The upper end of installation piece is provided with the guard shield, the upper end of meeting an emergency the roof beam is provided with the steel ball, the upper end of steel ball is provided with the pressure head, the steel ball is located the guard shield, be provided with the cable on, be provided with temperature sensor on the installation piece, temperature sensor detects strainometer operating temperature in real time, be provided with the controller on, simultaneously, the pivot still drives the flabellum and rotates, the flabellum rotates the gas in the extraction fan cabin, atmospheric pressure diminishes in the fan cabin, outside air reaches the water tank bottom through filter screen and first ventilation pipe, and form the bubble in the water tank inside, the bubble rises and drives the coolant liquid and flow, accelerate the heat exchange between the coolant liquid, the bubble enters into the fan cabin through the filtrate board, the filtrate board prevents moisture and gets into the fan cabin, at this moment, the gas in the fan cabin is by the cooling treatment then through the fan blade effect down the ventilation hood, cooling gas carries out the secondary air cooling treatment to the cooling hood, through the fan blows to the face of meeting an emergency the roof beam, carry out the forced air cooling treatment to the strain roof beam, make it keep rigidity, simultaneously, the cooled wind is again through the gap between the roof beam and the installation piece, the wear is prevented from falling into the outside the accurate device, the life-span is improved to the life of the steel ball is simultaneously, the life-span is further improved to the life-span is used to the life-span to the outside.
The control system is applied to a weighing sensor with a water cooling function and comprises a weighing module, a temperature measuring module, a data conversion module, a control module and a digital display module; the weighing module is used for collecting data of the weight of the weighed object and transmitting the weight data to the data conversion module; the temperature measuring module detects the temperature of the electrical element and transmits temperature data to the data conversion module; the data conversion module converts the data types transmitted by the weighing module and the temperature measurement module, and transmits the data after the conversion types to the control module; the control module calculates the weight data and the temperature data transmitted by the data conversion module and obtains the weight of the weighed object and the temperature of the measured electrical element; the control module controls the cooling assembly to operate according to the temperature of the measured electrical element; the digital display module displays weight data of the weighed object, and the temperature measuring module comprises a temperature sensor which detects the temperature of the strain gauge in real time.
Compared with the prior art, the invention has the following beneficial effects:
1. when the working temperature of the temperature sensor detects that the working temperature of the strain gauge exceeds the normal working temperature, the controller controls the starting motor, the rotating shaft drives the blade to operate, cooling liquid in the water cabin is conveyed into the cooling cover through the S-shaped through groove provided with the second water outlet, and flows into the water cabin through the first water outlet and the S-shaped through groove provided with the third water outlet after passing through the first water outlet, and meanwhile, the N-type semiconductor is connected with the positive electrode of the power supply, the P-type semiconductor is connected with the negative electrode of the power supply, and when direct current flows from the N electrode to the P electrode, the cold end generates the heat absorption phenomenon, namely the Peltier effect, so that the cooling base plate cools and cools the cooling liquid in the water cabin, the cooling cover, the S-shaped through groove and the cooling liquid in the water cabin realize the cooling circulation, the cooling treatment of the strain gauge is improved, and the strain gauge can keep a high-precision measuring working state.
2. The rotating shaft also drives the fan blades to rotate, the fan blades rotate to extract air in the fan cabin, the air pressure in the fan cabin is reduced, external air reaches the bottom of the fan cabin through the filter screen and the first ventilation pipe, air bubbles are formed in the water cabin, the air bubbles rise to drive cooling liquid to flow, heat exchange between the cooling liquid is accelerated, the air bubbles enter the fan cabin through the filtrate plate, the filtrate plate prevents moisture from entering the fan cabin, at the moment, the air in the fan cabin is conveyed to the ventilation hood under the action of the fan blades after being cooled, cooling air in the ventilation hood carries out secondary air cooling treatment on the cooling hood, the cooled air blows to the surface of the strain beam, the strain beam is subjected to air cooling treatment to keep rigidity, meanwhile, the cooled air is conveyed outwards through a gap between the strain beam and the installation block, external dust is prevented from falling into the gap, friction loss is prevented from being caused on the strain beam, the service life is influenced, meanwhile, the cooling treatment is carried out on the steel ball, and the accuracy of the weight measurement of the device is improved.
3. The device drives the fan blade to supply air into the ventilation hood to prevent dust from falling into the gap between the strain beam and the mounting block while carrying out cooling circulation on the cooling hood and the strain gauge by arranging the motor, so that redundant driving components are omitted, the industrial cost is reduced, the industrial energy consumption is reduced, and the energy-saving emission-reducing environment-friendly industrial concept is advocated.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of a first perspective structure of a load cell with water cooling function according to the present invention;
FIG. 2 is a schematic diagram of a front cross-sectional structure of a load cell with water cooling function according to the present invention;
FIG. 3 is an enlarged view of the load cell of FIG. 2A with water cooling function according to the present invention;
FIG. 4 is an enlarged view of the load cell of FIG. 2 with water cooling function according to the present invention;
FIG. 5 is a schematic diagram of a cooling cover of the weighing sensor with water cooling function;
FIG. 6 is a schematic diagram of the structure of a ventilation hood of the weighing sensor with water cooling function of the invention;
FIG. 7 is a schematic diagram of an S-shaped through groove structure of the weighing sensor with the water cooling function;
FIG. 8 is a schematic diagram of a side cross-sectional structure of a load cell with water cooling function of the present invention;
FIG. 9 is a block flow schematic of the control system of the present invention;
in the figure: 1. a mounting block; 101. a ventilation hood; 103. a fan blade; 104. an air outlet; 105. a mounting groove; 2. a base; 201. a water tank; 202. a cold base plate; 3. a motor; 301. a rotating shaft; 302. a paddle; 4. a shield; 5. a steel ball; 6. a pressure head; 7. a cable; 8. a filter screen; 9. a strain beam; 801. a first ventilation pipe; 10. compressing the steel sheet; 11. a cross beam; 12. a gasket; 13. a side plate; 131. s-shaped through grooves; 14. strain gauges; 141. a cooling cover; 142. a first water outlet; 143. a first water inlet; 15. the water injection end, 16 and the wind cabin; 161. and a second ventilation pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 9, the present invention provides the following technical solutions:
the utility model provides a weighing sensor with water-cooling function, including installation piece 1, base 2, installation piece 1 sets up the upper end at base 2, sliding connection has strain beam 9 in installation piece 1, the both sides of strain beam 9 all are provided with strainometer 14, the lower extreme of strain beam 9 is provided with compresses tightly steel sheet 10, the lower extreme of compressing tightly steel sheet 10 is provided with crossbeam 11, the both sides of crossbeam 11 all are provided with curb plate 13, curb plate 13 improves the anti side force of strain beam 9 and crossbeam 11, improve the measurement accuracy of this device, the downside of curb plate 13 is provided with gasket 12, be provided with dustproof subassembly in the installation piece 1, dustproof subassembly prevents that the dust from falling into strain beam 9 and installation piece 1 gap department, prevent strain beam 9 friction loss, be provided with cooling module in the base 2, cooling module carries out the cooling treatment to the strain gauge, improve weight measurement accuracy.
The cooling assembly comprises a cooling cover 141, the cooling cover 141 is sleeved on the outer surface of the strain gauge 14, the cooling cover 141 comprises a first water outlet 142 and a first water inlet 143, S-shaped through grooves 131 are formed in the two side plates 13, the maximized side plates 13 are cooled down, the temperature of the side plates 13 is reduced to attach the cross beam 11, the cross beam 11 is enabled to keep higher rigidity, and the service life of the device and the accuracy of measuring weight are improved.
One S-shaped through groove 131 is provided with a second water outlet and a second water inlet, and the other S-shaped through groove 131 is provided with a third water inlet and a third water outlet; the second water outlet communicates with the first water inlet 143, and the third water inlet communicates with the first water outlet 142.
The water tank 201 is arranged in the base 2, the water tank 201 comprises a fourth water inlet and a fourth water outlet, the base 2 is provided with a water injection end 15, the water injection end 15 is communicated with the water tank 201, the fourth water outlet is communicated with the second water inlet, and the fourth water inlet is communicated with the third water outlet.
One end of the base 2 is provided with a motor 3, the base 2 is rotationally connected with a rotating shaft 301, the rotating shaft 301 is connected with the output end of the motor 3, a paddle 302 is arranged on the rotating shaft 301, the paddle 302 is positioned in the water tank 201, a sealing bearing is connected between the water tank 201 and the rotating shaft 301, and the sealing bearing prevents water in the water tank 201 from leaking outwards, so that water resources are lost.
The base 2 is internally provided with a plurality of N-type semiconductors and P-type semiconductors, one N-type semiconductor is connected with a power supply positive electrode, one P-type semiconductor is connected with a power supply negative electrode, two ends of the N-type semiconductors and the P-type semiconductors are respectively arranged into a hot end and a cold end, the cold end is provided with a cold base plate 202, the cold base plate 202 is positioned in the water tank 201, a certain amount of cooling liquid is added into the water tank 201 through a water injection end 15, a normal operating temperature parameter value of the strain gauge 14 is set in a controller in advance, when the temperature sensor detects that the operating temperature of the strain gauge 14 exceeds the normal operating temperature, the controller controls the starting motor 3, the rotating shaft 301 drives the blade 302 to operate, the cooling liquid in the water tank 201 is conveyed into the cooling cover 141 through the S-type through groove 131 provided with a second water outlet, and flows into the water tank 201 through a fourth water inlet after passing through the first water outlet 142 and the S-type through groove 131 provided with a third water outlet, meanwhile, the N-type semiconductor is connected with the power supply positive electrode, the P-type semiconductor is connected with the power supply negative electrode, and when direct current flows from the N-type semiconductor to the P-type semiconductor, the cold end generates a normal operating temperature parameter value, when the temperature of the strain gauge 14 exceeds the normal operating temperature, the operating temperature of the temperature sensor detects that the operating temperature of the strain gauge 14 exceeds the normal operating temperature, the working temperature of the strain gauge is enabled to realize the cooling process, and the cooling temperature of the water tank is high temperature, and the cooling temperature is corresponding to the cooling temperature of the cooling tank and the cooling tank.
The dustproof subassembly includes ventilation hood 101, and ventilation hood 101 cover is established on cooling hood 141 surface, is provided with air outlet 104 on the ventilation hood 101, and strain beam 9 is located the air outlet 104 inboard, has seted up mounting groove 105 in the base 2, is provided with flabellum 103 on the pivot 301, and flabellum 103 is located mounting groove 105.
Be provided with the fan deck 16 in the base 2, be connected with the filtrate board between fan deck 16 and the water tank 201, be provided with the baffle in the fan deck 16, the intercommunication has second ventilation pipe 161 between fan deck 16 and the mounting groove 105, mounting groove 105 and ventilation hood 101 intercommunication are provided with first ventilation pipe 801 in the base 2, and first ventilation pipe 801 and water tank 201 bottom intercommunication, first ventilation pipe 801 and water tank 201 intercommunication department are provided with the check valve, and first ventilation pipe 801 air intake is provided with filter screen 8.
The upper end of the installation block 1 is provided with a shield 4, the upper end of the strain beam 9 is provided with a steel ball 5, the upper end of the steel ball 5 is provided with a pressure head 6, the steel ball 5 is positioned in the shield 4, the installation block 1 is provided with a cable 7, the installation block 1 is provided with a temperature sensor, the temperature sensor detects the working temperature of the strain gauge 14 in real time, the installation block 1 is provided with a controller, meanwhile, the rotating shaft 301 also drives the fan blades 103 to rotate, the fan blades 103 rotate to extract the gas in the fan cabin 16, the air pressure in the fan cabin 16 is reduced, the external air reaches the bottom of the fan cabin 201 through the filter screen 8 and the first ventilation pipe 801, bubbles are formed in the fan cabin 201, the bubbles rise to drive the cooling liquid to flow, the heat exchange between the cooling liquid is quickened, the bubbles enter the fan cabin 16 through the filtrate plate, the filtrate board prevents moisture from entering the wind cabin 16, at this moment, the gas in the wind cabin 16 is cooled and then is conveyed to the ventilation hood 101 under the action of the fan blades 103, the cooling gas in the ventilation hood 101 carries out secondary air cooling treatment on the cooling hood, cooled air blows to the surface of the strain beam, the strain beam 9 carries out air cooling treatment, so that the rigidity of the strain beam is kept, meanwhile, cooled air is conveyed outwards through a gap between the strain beam 9 and the mounting block 1, external dust is prevented from falling into the gap, friction loss is prevented from being caused on the strain beam 9, the service life of the strain beam is influenced, and meanwhile, the steel ball 5 is cooled while conveyed outwards by cooling air, so that the accuracy of measuring weight of the device is improved and the service life of the steel ball is prolonged.
The control system applied to the weighing sensor with the water-cooling and temperature-reducing functions comprises a weighing module, a temperature measuring module, a data conversion module, a control module and a digital display module; the weighing module is used for collecting data of the weight of the weighed object and transmitting the weight data to the data conversion module; the temperature measuring module detects the temperature of the electrical element and transmits temperature data to the data conversion module; the data conversion module converts the data types transmitted by the weighing module and the temperature measurement module, and transmits the data after the data types are converted to the control module; the control module calculates the weight data and the temperature data transmitted by the data conversion module and obtains the weight of the weighed object and the temperature of the measured electrical element; the control module controls the cooling assembly to operate according to the temperature of the measured electrical element; the digital display module displays the weight data of the weighed object, and the temperature measuring module comprises a temperature sensor which detects the temperature of the strain gauge in real time.
The working principle of the invention is as follows: a certain amount of cooling liquid is added into the water tank 201 through the water injection end 15, a normal working temperature parameter value of the strain gauge 14 is set in advance in the controller, when the temperature sensor detects that the working temperature of the strain gauge 14 exceeds the normal working temperature, the controller controls the starting motor 3, the rotating shaft 301 drives the blade 302 to operate, the cooling liquid in the water tank 201 is conveyed into the cooling cover 141 through the S-shaped through groove 131 provided with the second water outlet, after passing through the first water outlet 142 and the S-shaped through groove 131 provided with the third water outlet, the cooling liquid flows into the water tank 201 through the fourth water inlet, meanwhile, the N-shaped semiconductor is connected with the positive electrode of the power supply, the P-shaped semiconductor is connected with the negative electrode of the power supply, and when direct current flows from the N electrode to the P electrode, a heat absorption phenomenon is generated on the cold end, namely Peltier effect, so that the cooling substrate 202 cools and cools the cooling liquid in the water tank 201, the cooling cover 141 and the cooling liquid in the S-shaped through groove 131 and the water tank 201 are cooled, the cooling treatment of the strain gauge 14 is improved, and the high-precision measuring working state of the strain gauge 14 can be maintained;
meanwhile, the rotating shaft 301 drives the fan blades 103 to rotate, air in the fan cabin 16 is extracted by rotation of the fan blades 103, air pressure in the fan cabin 16 is reduced, external air reaches the bottom of the water cabin 201 through the filter screen 8 and the first ventilation pipe 801, air bubbles are formed in the water cabin 201 and rise to drive cooling liquid to flow, heat exchange between the cooling liquid is quickened, the air bubbles enter the fan cabin 16 through the filtrate plate, the filtrate plate prevents moisture from entering the fan cabin 16, at the moment, air in the fan cabin 16 is cooled and then is conveyed to the ventilation hood 101 under the action of the fan blades 103, cooling air in the ventilation hood 101 carries out secondary air cooling on the cooling hood, cooled air blows to the surface of the strain beam, air cooling treatment is carried out on the strain beam 9, so that rigidity is kept, meanwhile, cooled air is conveyed outwards through a gap between the strain beam 9 and the installation block 1, the external dust is prevented from falling into the gap, friction loss is prevented from being caused on the strain beam 9, the service life is influenced, and meanwhile, the cooling air is conveyed outwards by the cooling air, the accuracy of weight measurement and the service life of the device are improved.
The weighing module is used for collecting data of the weight of the weighed object and transmitting the weight data to the data conversion module; the temperature measuring module detects the temperature of the electrical element and transmits temperature data to the data conversion module; the data conversion module converts the data types transmitted by the weighing module and the temperature measurement module, and transmits the data after the data types are converted to the control module; the control module calculates the weight data and the temperature data transmitted by the data conversion module and obtains the weight of the weighed object and the temperature of the measured electrical element; the control module controls the cooling assembly to operate according to the temperature of the measured electrical element; the digital display module displays the weight data of the weighed object.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. 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 (8)
1. Weighing sensor with water-cooling function, its characterized in that: the weighing sensor with the water cooling function and the control system thereof comprise a mounting block (1) and a base (2), wherein the mounting block (1) is arranged at the upper end of the base (2), strain beams (9) are connected in a sliding manner in the mounting block (1), strain gauges (14) are arranged on two sides of each strain beam (9), a compression steel sheet (10) is arranged at the lower end of each strain beam (9), a cross beam (11) is arranged at the lower end of each compression steel sheet (10), side plates (13) are arranged on two sides of each cross beam (11), gaskets (12) are arranged on the lower sides of the side plates (13), dust-proof components are arranged in the mounting block (1), and cooling components are arranged in the base (2);
the cooling assembly comprises a cooling cover (141), the cooling cover (141) is sleeved on the outer surface of the strain gauge (14), a water tank (201) is arranged in the base (2), cooling liquid is arranged in the water tank (201), a motor (3) is arranged at one end of the base (2), and a rotating shaft (301) is rotationally connected with the base (2);
the dustproof assembly comprises a ventilation hood (101), the ventilation hood (101) is sleeved on the surface of the cooling hood (141), an air outlet (104) is formed in the ventilation hood (101), the strain beam (9) is located at the inner side of the air outlet (104), two mounting grooves (105) are formed in the base (2), fan blades (103) are arranged on the rotating shaft (301), and the fan blades (103) are located in the mounting grooves (105);
be provided with wind cabin (16) in base (2), be connected with the filtrate board between wind cabin (16) and water cabin (201), be provided with the baffle in wind cabin (16), the intercommunication has second ventilation pipe (161) between wind cabin (16) and mounting groove (105), mounting groove (105) and ventilation hood (101) intercommunication, be provided with first ventilation pipe (801) in base (2), first ventilation pipe (801) and water cabin (201) bottom intercommunication, first ventilation pipe (801) are provided with the check valve with water cabin (201) intercommunication department, first ventilation pipe (801) air intake is provided with filter screen (8).
2. The load cell with water cooling function according to claim 1, wherein: the cooling cover (141) comprises a first water outlet (142) and a first water inlet (143), and S-shaped through grooves (131) are formed in the two side plates (13).
3. The load cell with water cooling function according to claim 2, wherein: a second water outlet and a second water inlet are formed in one S-shaped through groove (131), and a third water inlet and a third water outlet are formed in the other S-shaped through groove (131); the second water outlet is communicated with the first water inlet (143), and the third water inlet is communicated with the first water outlet (142).
4. A load cell with water cooling function according to claim 3, wherein: the water tank (201) comprises a fourth water inlet and a fourth water outlet, a water injection end (15) is arranged on the base (2), the water injection end (15) is communicated with the water tank (201), the fourth water outlet is communicated with the second water inlet, and the fourth water inlet is communicated with the third water outlet.
5. The load cell with water cooling function according to claim 4, wherein: the rotary shaft (301) is connected with the output end of the motor (3), a blade (302) is arranged on the rotary shaft (301), the blade (302) is positioned in the water tank (201), and a sealing bearing is connected between the water tank (201) and the rotary shaft (301).
6. The load cell with water cooling function according to claim 5, wherein: be provided with a plurality of N type semiconductors and P type semiconductor in base (2), one of them N type semiconductor connects the power positive pole, one of them P type semiconductor connects the power negative pole, the one end of N type semiconductor and P type semiconductor is provided with cold base plate (202), cold base plate (202) are located water tank (201).
7. The load cell with water cooling function according to claim 1, wherein: the upper end of installation piece (1) is provided with guard shield (4), the upper end of meeting an emergency roof beam (9) is provided with steel ball (5), the upper end of steel ball (5) is provided with pressure head (6), steel ball (5) are located guard shield (4), be provided with cable (7) on installation piece (1), be provided with temperature measurement module on installation piece (1), temperature measurement module real-time detection strainometer (14) operating temperature, be provided with the controller on installation piece (1).
8. The control system applied to the weighing sensor with the water cooling function as claimed in claim 1, wherein: the control system comprises a weighing module, a temperature measuring module, a data conversion module, a control module and a digital display module; the weighing module is used for collecting data of the weight of the weighed object and transmitting the weight data to the data conversion module; the temperature measuring module detects the temperature of the electrical element and transmits temperature data to the data conversion module; the data conversion module converts the data types transmitted by the weighing module and the temperature measurement module, and transmits the data after the conversion types to the control module; the control module calculates the weight data and the temperature data transmitted by the data conversion module and obtains the weight of the weighed object and the temperature of the measured electrical element; the control module controls the cooling assembly to operate according to the temperature of the measured electrical element; and the digital display module displays the weight data of the weighed object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210427396.2A CN114923551B (en) | 2022-04-22 | 2022-04-22 | Weighing sensor with water cooling function and control system thereof |
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| CN114923551A (en) | 2022-08-19 |
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