CN114923551A - 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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- CN114923551A CN114923551A CN202210427396.2A CN202210427396A CN114923551A CN 114923551 A CN114923551 A CN 114923551A CN 202210427396 A CN202210427396 A CN 202210427396A CN 114923551 A CN114923551 A CN 114923551A
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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
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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 an installation block and a base, wherein the installation block is arranged at the upper end of the base, a strain beam is connected in the installation block in a sliding manner, 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 measurement precision of the device is improved, a gasket is arranged on the lower side of each side plate, a dustproof assembly is arranged in the installation block, the dustproof assembly prevents dust from falling into a gap between the strain beam and the installation block and prevents the strain beam from friction loss, a cooling assembly is arranged in the base, and the cooling assembly carries out cooling treatment on the strain gauges, so that the weight measurement 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 essentially a device that converts a mass signal into a measurable electrical signal output. The sensor is used in consideration of the actual working environment of the sensor, which is important for correctly selecting the weighing sensor, and the sensor is related to whether the sensor can work normally, the safety and the service life of the sensor, and even the reliability and the safety of the whole weighing apparatus. On the basic concept and the evaluation method of the main technical indexes of the weighing sensor, the new national standard and the old national standard have qualitative differences. The device mainly comprises an S-shaped, a cantilever type, a spoke type, a plate ring type, a diaphragm box type, a bridge type, a column cylinder type and the like.
Wherein, in some manufacturers' work lands, in order to strictly control the condition of goods entering and leaving the warehouse and avoid causing property loss, the wagon balance can be used for carrying out high-precision weight measurement on the coming and going wagon, however, the wagon balance is often arranged in outdoor and open air environment, which causes the weighing sensor to be exposed outdoors for a long time and directly receives the influence brought by the outdoor environment, particularly in hot summer, long-term high temperature environment, plus the pressure exerted by the trucks from and to the wagon over the wagon, the strain gauge and the strain beam in the weighing sensor are always in the high-temperature high-pressure environment to work, the continuous high-temperature high-pressure environment leads the electronic components in the strain gauge to be detinned, short circuit occurs, the deviation of weight measurement data is caused, the data deviation of related goods is caused, and property loss is brought to manufacturers, therefore, how to cool down the strain gauge in the weighing sensor becomes a problem to be solved at present.
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 technology.
In order to solve the technical problems, the invention provides the following technical scheme:
weighing sensor with water-cooling function, this weighing sensor with water-cooling function is including installation piece, base, the installation piece sets up the upper end at the base, sliding connection has the roof beam that meets an emergency in the installation piece, the both sides of meeting an emergency roof beam all are provided with the strainometer, the lower extreme of meeting an emergency roof beam is provided with compresses tightly the steel sheet, the lower extreme that compresses 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 yawing force of meeting an emergency roof 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 roof beam and installation piece gap department, prevents to meet an emergency roof beam friction loss, be provided with cooling module in the base, cooling module cools down the processing to the strain meter, improves the weight measurement precision.
Cooling unit includes the cooling jacket, the cooling jacket cover is established at strainometer surface, the cooling jacket includes first delivery port and first water inlet, two the S type has all been seted up in the curb plate and has been led to the groove, and the S type leads to the groove maximize cools down to the curb plate, and the curb plate temperature reduction is laminated cooling to the crossbeam and is handled, makes the crossbeam keep higher rigidity, improves the life of device and the precision of measuring weight.
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.
A water tank is arranged in the base and comprises a fourth water inlet and a fourth water outlet, a water injection end is arranged on the base and 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 internal rotation is connected with the pivot, the pivot is connected with the output of motor, 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 the water in the water tank from leaking outward, causes the water resource loss.
The base is internally provided with a plurality of N-type semiconductors and P-type semiconductors, one of the N-type semiconductors is connected with the positive electrode of a power supply, one of the P-type semiconductors is connected with the negative electrode of the power supply, two ends of the N-type semiconductors and the P-type semiconductors are respectively divided into a hot end and a cold end, a cold substrate is arranged at the cold end and is positioned in the water cabin, a certain amount of cooling liquid is added into the water cabin through a water injection end, the normal working temperature parameter value of the strain gauge is set in the controller in advance, when the working temperature of the strain gauge is detected by the temperature sensor to exceed the normal working temperature, the controller controls the starting motor, the rotating shaft drives the paddle to operate, the cooling liquid in the water cabin is conveyed into the cooling cover through the S-type through groove provided with the second water outlet, and the S-type through groove provided with the third water outlet, and then flows into the water cabin through the fourth water inlet, 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, when direct current flows from the N electrode to the P electrode, a heat absorption phenomenon, namely a Peltier effect, is generated on the cold end, so that the cold substrate carries out cooling treatment on the cooling liquid in the water cabin, the cooling cover, the S-shaped through groove and the cooling liquid in the water cabin realize cold circulation, the cooling treatment on the strain gauge is improved, and the strain gauge can keep a high-precision measurement working state.
Dustproof subassembly includes the draft hood, the draft hood cover is established on the cooling jacket surface, be provided with the air outlet on the draft hood, it is inboard that the roof beam is located the air outlet to meet an emergency, set up the mounting groove in the base, be provided with the flabellum in the pivot, the flabellum is located the mounting groove.
The novel filter screen is characterized in that a wind cabin is arranged in the base, a filter liquid plate is connected between the wind cabin and the water cabin, a partition plate is arranged in the wind cabin, a second ventilation pipe is communicated between the wind cabin and the mounting groove, the mounting groove is communicated with the ventilation hood, a first ventilation pipe is arranged in the base and is communicated with the bottom of the water cabin, a one-way valve is arranged at the communication position of the first ventilation pipe and the water cabin, and a filter screen is arranged at the air inlet of the first ventilation pipe.
The upper end of the installation block is provided with a protective cover, the upper end of the strain beam is provided with a steel ball, the upper end of the steel ball is provided with a pressure head, the steel ball is positioned in the protective cover, the steel ball is provided with a cable, the installation block is provided with a temperature sensor, the temperature sensor detects the working temperature of the strain gauge in real time, the steel ball is provided with a controller, meanwhile, the rotating shaft also drives the fan blades to rotate, the fan blades rotate to extract gas in the air cabin, the air pressure in the air cabin is reduced, the outside air reaches the bottom of the water cabin through the filter screen and the first ventilation pipe and forms bubbles inside the water cabin, the bubbles rise to drive the cooling liquid to flow, the heat exchange between the cooling liquid is accelerated, the bubbles enter the air cabin through the filter liquid plate, the filter liquid plate prevents moisture from entering the air cabin, at the moment, the gas in the air cabin is cooled and then is conveyed to the ventilation hood under the action of the fan blades, and the secondary air cooling treatment is carried out on the cooling hood by the gas in the ventilation hood, through the refrigerated wind blow to the roof beam surface that meets an emergency, handle the roof beam that meets an emergency and carry out forced air cooling, make it keep rigidity, meanwhile, the outside transport of gap department between roof beam and the installation piece is passed through again to the refrigerated wind, prevents that external dust from falling into gap department, prevents to lead to the fact the friction loss to the roof beam that meets an emergency, influences its life, meanwhile, when being carried by the cooling air outside, to the processing of cooling down of steel ball again, improves the precision and the life of this device measurement weight.
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 acquiring 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 types are converted into 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 tested electric appliance element; the control module controls the cooling assembly to operate according to the temperature of the detected electric appliance element; the digital display module displays the weight data of the weighed object, the temperature measurement module comprises a temperature sensor, and the temperature sensor detects the temperature of the strain gauge in real time.
Compared with the prior art, the invention has the following beneficial effects:
1. when a temperature sensor detects that the working temperature of the strain gauge exceeds the normal working temperature, a controller controls a starting motor, a rotating shaft drives a paddle to rotate, cooling liquid in a water cabin is conveyed into a cooling cover through an S-shaped through groove with a second water outlet, the cooling liquid passes through a first water outlet and an S-shaped through groove with a third water outlet and then flows into the water cabin through a fourth water inlet, meanwhile, an N-type semiconductor is connected with a positive electrode of a power supply, a P-type semiconductor is connected with a negative electrode of the power supply, and when direct current flows from the N electrode to the P electrode, a heat absorption phenomenon, namely a Peltier effect, is generated on a cold end, so that a cold substrate carries out cooling and cooling treatment on the cooling liquid in the water cabin, the cooling cover, the S-shaped through groove and the cooling liquid in the water cabin realize cold circulation, the cooling treatment on 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 gas in the wind cabin, the air pressure in the wind cabin is reduced, outside air reaches the bottom of the water cabin through the filter screen and the first ventilating pipe, bubbles are formed in the water cabin, the bubbles rise to drive cooling liquid to flow, heat exchange between the cooling liquid is accelerated, the bubbles enter the wind cabin through the liquid filtering plate, the liquid filtering plate prevents moisture from entering the wind cabin, at the moment, the gas in the wind cabin is cooled and then conveyed to the ventilating hood under the action of the fan blades, the cooling gas in the ventilating hood carries out secondary air cooling treatment on the cooling hood, the cooled air is blown 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 mounting block to prevent outside dust from falling into the gap, so as to prevent friction loss on the strain beam and influence the service life of the strain beam, meanwhile, the steel balls are cooled while being conveyed outwards by cooling air, so that the weight measurement accuracy of the device is improved, and the service life of the device is prolonged.
3. This device is through setting up a motor and when carrying out cooling cycle to cooling jacket and strainometer, drives the flabellum again and prevents the dust to fall into strain roof beam and installation piece gap department in to the ventilation hood, has removed unnecessary drive assembly from, reduces industrial cost, reduces industrial energy consumption, has advocated energy saving and emission reduction, green industry theory.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of a first three-dimensional structure of a weighing sensor with a water-cooling function according to the invention;
FIG. 2 is a front sectional structural view of a weighing sensor with a water-cooling function according to the present invention;
FIG. 3 is an enlarged view of the weighing sensor with water cooling function in FIG. 2 at A;
FIG. 4 is an enlarged view of the load cell with water cooling of the present invention at B in FIG. 2;
FIG. 5 is a schematic structural diagram of a cooling cover of the weighing sensor with the water-cooling function;
FIG. 6 is a schematic structural diagram of a ventilation hood of the weighing sensor with the water-cooling function, provided by 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 side cross-sectional structural view of a load cell with a water-cooled temperature reduction function according to the present invention;
FIG. 9 is a block flow diagram of the control system of the present invention;
in the figure: 1. mounting blocks; 101. a ventilation hood; 102. a shaft lever; 103. a fan blade; 104. an air outlet; 105. mounting grooves; 2. a base; 201. a water tank; 202. cooling the substrate; 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. filtering with a screen; 9. a strain beam; 801. a first vent pipe; 10. compressing the steel sheet; 11. a cross beam; 12. a gasket; 13. a side plate; 131. an S-shaped through groove; 14. a strain gauge; 141. a cooling jacket; 142. a first water outlet; 143. a first water inlet; 15. a water injection end, 16 and a wind cabin; 161. and a second ventilation pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 9, the present invention provides a technical solution:
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, strain beam 9's both sides all are provided with strainometer 14, strain beam 9's lower extreme is provided with compresses tightly steel sheet 10, the lower extreme that compresses tightly steel sheet 10 is provided with crossbeam 11, crossbeam 11's both sides all are provided with curb plate 13, curb plate 13 improves strain beam 9 and crossbeam 11's anti yawing force, improve this device's measurement accuracy, curb plate 13's downside 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 cooling process to the strainometer, improve the weight measurement accuracy.
Cooling unit includes cooling cover 141, and cooling cover 141 cover is established at strainometer 14 surface, and cooling cover 141 includes first delivery port 142 and first water inlet 143, has all seted up S type in two curb plates 13 and has led to groove 131, and the cooling is carried out to curb plate 13 of the trough 131 maximize of S type, and curb plate 13 temperature reduction is laminated cooling and is handled crossbeam 11, makes crossbeam 11 keep higher rigidity, improves the life of device and the precision of measuring weight.
One of the S-shaped through grooves 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 is communicated with the first water inlet 143, and the third water inlet is communicated with the first water outlet 142.
A water tank 201 is arranged in the base 2, 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.
A plurality of N-type semiconductors and P-type semiconductors are arranged in the base 2, one of the N-type semiconductors is connected with the positive electrode of a power supply, one of the P-type semiconductors is connected with the negative electrode of the power supply, two ends of the N-type semiconductors and the P-type semiconductors are respectively divided into a hot end and a cold end, a cold substrate 202 is arranged at the cold end, the cold substrate 202 is positioned in the water tank 201, a certain amount of cooling liquid is added into the water tank 201 through the water injection end 15, the normal working temperature parameter value of the strain gauge 14 is set in the controller in advance, when the working temperature of the strain gauge 14 detected by the temperature sensor exceeds the normal working temperature, the controller controls the starting motor 3, the rotating shaft 301 drives the paddle 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, and then flows into the water tank 201 through the first water outlet 142 and the S-shaped through groove 131 provided with the third water outlet, 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, when direct current flows from the N electrode to the P electrode, a heat absorption phenomenon, namely a Peltier effect, is generated on the cold end, so the cold substrate 202 carries out cooling treatment on the cooling liquid in the water tank 201, the cooling cover 141, the S-shaped through groove 131 and the cooling liquid in the water tank 201 realize cold circulation, the cooling treatment of the strain gauge 14 is improved, and the strain gauge 14 can keep a high-precision measurement working state.
Dustproof subassembly includes draft hood 101, and draft hood 101 cover is established on cooling jacket 141 surface, is provided with air outlet 104 on the draft hood 101, and strain roof beam 9 is located 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 wind cabin 16 in the base 2, be connected with the filtrate board between wind cabin 16 and the water tank 201, be provided with the baffle in the wind cabin 16, the intercommunication has second ventilation pipe 161 between wind cabin 16 and the mounting groove 105, mounting groove 105 and draft hood 101 intercommunication, be provided with first ventilation pipe 801 in the base 2, 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, first ventilation pipe 801 air intake is provided with filter screen 8.
The upper end of the mounting block 1 is provided with a protective cover 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 protective cover 4, the mounting block 1 is provided with a cable 7, the temperature sensor is arranged on the mounting block 1 and is used for detecting the working temperature of the strain gauge 14 in real time, the mounting block 1 is provided with a controller, meanwhile, the rotating shaft 301 also drives the fan blade 103 to rotate, the fan blade 103 rotates to extract gas in the air cabin 16, the pressure in the air cabin 16 becomes small, outside air reaches the bottom of the water cabin 201 through the filter screen 8 and the first ventilation pipe 801 and forms bubbles in the water cabin 201, the bubbles rise to drive cooling liquid to flow and accelerate heat exchange between the cooling liquid, the bubbles enter the air cabin 16 through the filtrate plate, the filtrate plate prevents water from entering the air cabin 16, at the moment, the gas in the air cabin 16 is cooled and then is conveyed to the ventilation cover 101 under the action of the fan blade 103, the secondary forced air cooling processing is carried out to the cooling jacket in the ventilation hood 101, through the refrigerated wind blows to the roof beam surface that meets an emergency, carry out forced air cooling processing to the roof beam 9 that meets an emergency, make it keep rigidity, meanwhile, the outside transport of gap department between roof beam 9 and the installation piece 1 is again passed through to the wind that is cooled, prevent that external dust from falling into gap department, prevent to lead to the fact friction loss to the roof beam 9 that meets an emergency, influence its life, meanwhile, when being carried outward by the cooling wind, again to the processing of cooling of steel ball 5, improve the precision and the life of this device measured weight.
The control system is applied to the weighing sensor with the 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 acquiring 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 types are converted into 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 tested electric appliance element; the control module controls the cooling assembly to operate according to the temperature of the detected electric appliance element; the digital display module displays weight data of the weighed object, the temperature measurement module comprises a temperature sensor, and the temperature sensor 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 a controller in advance, when a 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, the cooling liquid passes through the first water outlet 142 and the S-shaped through groove 131 provided with the third water outlet and then flows into the water tank 201 through the fourth water inlet, meanwhile, the N-type semiconductor is connected with the positive electrode of a power supply, the P-type semiconductor is connected with the negative electrode of the power supply, when direct current flows from the N electrode to the P electrode, a heat absorption phenomenon, namely a Peltier effect, is generated on the cold end, so that the cooling substrate 202 carries out cooling treatment on the cooling liquid in the water tank 201, the cooling cover 141, the S-shaped through groove 131 and the cooling liquid in the water tank 201 realize cold circulation, the temperature reduction treatment of the strain gauge 14 is improved, so that the strain gauge 14 can keep a high-precision measurement working state;
meanwhile, the rotating shaft 301 also drives the fan blades 103 to rotate, the fan blades 103 rotate to extract gas in the air cabin 16, the air pressure in the air cabin 16 becomes small, outside air reaches the bottom of the water cabin 201 through the filter screen 8 and the first ventilation pipe 801, bubbles are formed in the water cabin 201, the bubbles rise to drive cooling liquid to flow, heat exchange between the cooling liquid is accelerated, the bubbles enter the air cabin 16 through the filter plate, the filter plate prevents moisture from entering the air cabin 16, at the moment, the gas in the air cabin 16 is cooled and then 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 is blown to the surface of the strain beam to correspondingly treat the strain beam 9 so as to keep the stiffness of the strain beam, meanwhile, the cooled air is conveyed outwards through a gap between the strain beam 9 and the mounting block 1 to prevent outside dust from falling into the gap, the friction loss caused by the strain beam 9 is prevented, the service life of the strain beam is prevented from being influenced, meanwhile, the steel ball 5 is cooled and treated when being conveyed outwards by cooling air, and the precision and the service life of the device for measuring weight are improved.
The weighing module is used for acquiring 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 types are converted into 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 tested electric appliance element; the control module controls the cooling assembly to operate according to the temperature of the detected electrical component; the digital display module displays the weight data of the weighed object.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Weighing sensor with water-cooling function, its characterized in that: this weighing sensor with water-cooling function and control system thereof includes installation piece (1), base (2), installation piece (1) sets up the upper end in base (2), sliding connection has straining beam (9) in installation piece (1), the both sides of straining beam (9) all are provided with strainometer (14), the lower extreme of straining beam (9) is provided with compresses tightly steel sheet (10), the lower extreme that compresses tightly steel sheet (10) is provided with crossbeam (11), the both sides of crossbeam (11) all are provided with curb plate (13), the downside of curb plate (13) is provided with gasket (12), be provided with dustproof subassembly in installation piece (1), be provided with cooling module in base (2).
2. The weighing sensor with the water-cooling function according to claim 1, wherein: the cooling assembly comprises a cooling cover (141), the outer surface of the strain gauge (14) is sleeved with the cooling cover (141), 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 weighing sensor with the water-cooling function according to claim 2, wherein: 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 is communicated with the first water inlet (143), and the third water inlet is communicated with the first water outlet (142).
4. The weighing sensor with the water-cooling function according to claim 3, wherein: a water tank (201) is arranged in the base (2), cooling liquid is arranged in the water tank (201), 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 weighing sensor with the water-cooling function according to claim 4, wherein: the one end of base (2) is provided with motor (3), base (2) internal rotation is connected with pivot (301), pivot (301) are connected with the output of motor (3), be provided with paddle (302) on pivot (301), paddle (302) are located water tank (201), connect sealed bearing between water tank (201) and pivot (301).
6. The weighing sensor with the water-cooling function according to claim 5, wherein: a plurality of N-type semiconductors and P-type semiconductors are arranged in the base (2), one of the N-type semiconductors is connected with the positive electrode of a power supply, one of the P-type semiconductors is connected with the negative electrode of the power supply, a cold substrate (202) is arranged at one end of each of the N-type semiconductors and the P-type semiconductors, and the cold substrate (202) is located in the water tank (201).
7. The weighing sensor with the water-cooling function according to claim 6, wherein: dustproof subassembly includes draft hood (101), draft hood (101) cover is established on cooling cover (141) surface, be provided with air outlet (104) on draft hood (101), it is inboard that roof beam (9) are located air outlet (104) to meet an emergency, two mounting grooves (105) have been seted up in base (2), be provided with flabellum (103) on pivot (301), flabellum (103) are located mounting groove (105).
8. The weighing sensor with the water-cooling function according to claim 7, wherein: be provided with wind cabin (16) in base (2), be connected with the filtrate board between wind cabin (16) and water tank (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 draft hood (101) intercommunication, be provided with first ventilation pipe (801) in base (2), 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, first ventilation pipe (801) air intake is provided with filter screen (8).
9. The weighing sensor with the water-cooling function according to claim 8, wherein: the upper end of installation piece (1) is provided with guard shield (4), the upper end of straining 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 (1), be provided with the temperature measurement module on installation piece (1), the temperature measurement module detects strainometer (14) operating temperature in real time, be provided with the controller on (1).
10. The control system applied to the weighing sensor with the water-cooling function as claimed in claim 1, is characterized in that: 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 acquiring 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 types are converted into 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 tested electric appliance element; the control module controls the cooling assembly to operate according to the temperature of the detected electric appliance element; and the digital display module displays the weight data of the weighed object.
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