CN115752643A - Intelligent radar liquid level meter convenient to remote control - Google Patents
Intelligent radar liquid level meter convenient to remote control Download PDFInfo
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- CN115752643A CN115752643A CN202211421548.4A CN202211421548A CN115752643A CN 115752643 A CN115752643 A CN 115752643A CN 202211421548 A CN202211421548 A CN 202211421548A CN 115752643 A CN115752643 A CN 115752643A
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A90/30—Assessment of water resources
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Abstract
The invention belongs to the technical field of liquid level meters, and particularly relates to an intelligent radar liquid level meter convenient for remote control, which comprises a controller; the bottom end of the controller is fixedly connected with a liquid level meter main body; a plurality of groups of connecting wires are fixedly connected inside the liquid level meter main body; through the controller and the computer remote signal connection that set up, the measurement procedure of computer remote control change controller, the servo motor output drives the antenna box rotation, horn mouth antenna and parabolic antenna shift position test, the change process when having replaced different material measurement, utilize the multiunit inserted bar to insert horn mouth antenna and parabolic antenna internal fixation respectively, to horn mouth antenna and parabolic antenna spacing assembly, utilize the lift of intelligent control electric jar output, be convenient for to the measurement interval debugging of antenna, utilize sealed air cushion to fix the bottom at the fixed plate, press the gap department at storage bucket and level gauge main part, play the effect to the shutoff of storage bucket gap department.
Description
Technical Field
The invention belongs to the technical field of liquid level meters, and particularly relates to an intelligent radar liquid level meter convenient for remote control.
Background
The radar liquid level meter is a measuring instrument which utilizes ultrahigh frequency electromagnetic waves to emit to the liquid level in a container through an antenna, and counts the time difference between the emitted waves and echoes so as to calculate the height of the liquid level.
The radar level gauge mainly comprises several parts such as emitter, receiving arrangement, controller and antenna, and the radar level gauge can be divided into time difference type and frequency difference type, and the radar level gauge mainly relies on the controller to handle the transmission and the receipt of signal to the height of being surveyed the liquid level is calculated out to the accuracy.
The radar level gauge passes through the flange assembly on the storage bucket, because the antenna is mostly assembled to radar level gauge bottom, and is located inside the storage bucket, when measuring different materials, needs to change the antenna to improve the measured object material precision, nevertheless antenna assembly is in the storage bucket, means need to dismantle the change antenna to the radar level gauge, thereby leads to measured process loaded down with trivial details, influences measuring speed.
Therefore, the invention provides the intelligent radar liquid level meter convenient for remote control.
Disclosure of Invention
To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an intelligent radar liquid level meter convenient for remote control, which comprises a controller, wherein the controller is connected with a liquid level meter; the bottom end of the controller is fixedly connected with a liquid level meter main body; a plurality of groups of connecting wires are fixedly connected inside the liquid level meter main body; a servo motor is fixedly connected inside the liquid level meter main body; an antenna box is fixedly connected with the output end of the servo motor; the top end of the antenna box is fixedly connected with a baffle plate; the horn mouth antenna and the parabolic antenna are respectively arranged in the antenna box and connected with the connecting wire; the limiting component is arranged inside the antenna box and used for assembling the horn antenna and the parabolic antenna; the outer wall of the liquid level meter main body is provided with a charging bucket, and the liquid level meter main body slides on the inner wall of the charging bucket; a transmission assembly is arranged outside the liquid level meter main body and is used for driving the liquid level meter main body to lift; the horn antenna is used as a storage container of a measured material, the liquid level meter main body is assembled in the charging basket through the transmission component, the controller is fixed at the top end of the liquid level meter main body and used for regulating and controlling a measuring program, the controller is connected with a computer signal so as to be convenient for the computer to intelligently change the measuring program of the controller remotely, the limiting component respectively fixes the horn antenna and the parabolic antenna in the antenna box, and a plurality of groups of connecting wires are used for connecting the controller with the horn antenna and the parabolic antenna for measuring, the computer remotely sends a signal to the controller to control and change the measuring program, the controller sends an instruction to the servo motor, the output end of the servo motor intelligently rotates to drive the antenna box to rotate, and the positions of the horn antenna and the parabolic antenna are exchanged, the controller is connected with the parabolic antenna in a data mode, the parabolic antenna is a 26G high-frequency radar level measuring instrument, 4-20mA analog signals are output, the measuring distance can reach seventy meters, materials such as heavy oil, fuel oil, sulfur, asphalt and the like can be poured into the material barrel, the parabolic antenna is used for measuring the materials, the measuring accuracy is improved, when non-high-temperature heavy oil, light oil and non-corrosive chemical products are measured, the controller can be remotely controlled again by a computer to change a measuring program, the controller is connected with the horn-mouth antenna in a data mode for measuring, the horn-mouth antenna and the parabolic antenna are simultaneously installed at the bottom end of the antenna box, a single line is used for controlling measurement, the effect of antenna replacement when different materials are measured is avoided, and therefore the speed of measuring different materials is improved.
Preferably, the outer parts of the horn antenna and the parabolic antenna are both provided with limiting holes; the limiting assembly comprises a first inserted rod, a first elastic piece, a second inserted rod and a second elastic piece; the first inserted rod is inserted in the horn mouth antenna and penetrates through the antenna box; the first elastic piece is sleeved outside the first insertion rod, and one end of the first elastic piece is fixedly connected with the antenna box; the second inserted rod is inserted in the parabolic antenna and penetrates through the antenna box; the second elastic piece is sleeved outside the second insertion rod, and one end of the second elastic piece is fixedly connected with the antenna box; when dismantling change when maintaining horn mouth antenna and parabolic antenna, can hand an inserted bar and outwards draw and draw, the elastic component atress is tensile No. one, pull out horn mouth antenna from the inside of antenna box can, hand No. two inserted bars of rethreading draw outwards, no. two elastic component atress are tensile, pull out parabolic antenna from the inside of antenna box can, can change the maintenance to horn mouth antenna and parabolic antenna, insert the antenna box bottom with it respectively after the maintenance is accomplished, it is spacing to accomplish the change to utilize an inserted bar and No. two inserted bars to peg graft, can change horn mouth antenna and parabolic antenna's type simultaneously, be convenient for carry out accurate measurement to more different materials.
Preferably, two groups of connecting rods are fixedly connected to the bottom end of the antenna box; the bottom end of the connecting rod is fixedly connected with a flexible lantern ring; utilize two sets of connecting rods to fix the bottom at the antenna box to be located horn mouth antenna department position, peg graft at the inside back of antenna box bottom at horn mouth antenna, expand the deformation with flexible lantern ring, the cover is in horn mouth antenna's outside, regard as supporting with two sets of connecting rods, reinforcing horn mouth antenna fixed stability.
Preferably, a fixing plate is fixedly connected to the outer part of the liquid level meter main body; the transmission assembly comprises a fixed frame, an electric cylinder and a connecting frame; the fixed frame is fixedly connected to the top end of the charging bucket and is positioned above the controller; the upper end of the fixing frame is a transverse plate, and the lower end of the fixing frame is provided with two groups of cylinders; the electric cylinder is fixedly connected to the bottom end of the transverse plate of the fixing frame; the connecting frame is fixedly connected to the output end of the electric cylinder, and the bottom end of the connecting frame is fixedly connected to the fixing plate; computer remote control controller, the controller sends a signal for the mount, utilize electric jar output intelligence on the mount to retract, it upwards promotes to drive the link, the level gauge main part that drives the fixed plate rigid coupling simultaneously slides the inner wall at the storage bucket, be used for pulling open the distance to horn mouth antenna and material liquid level, improve the accurate nature of horn mouth antenna to material measurement, simultaneously when parabolic antenna measures the material with the same liquid level height of horn mouth antenna measurement, the electric jar output stretches down, shorten the interval of parabolic antenna and material, improve parabolic antenna measurement's accurate nature.
Preferably, the bottom end of the fixing plate is fixedly connected with a sealing air cushion; the shape of the sealing air cushion corresponds to that of the fixing plate; when the level gauge main part was installed on the top of storage bucket, fixed the bottom position at the fixed plate with sealed air cushion, the top at the storage bucket is fixed to level gauge main part cooperation fixed plate, and the fixed plate covers the sealed air cushion in the recess on storage bucket top, and sealed air cushion is by extrusion deformation, closely laminates the outer wall and the storage bucket gap department of level gauge main part, plays the effect sealed to storage bucket gap department.
Preferably, an air pump is fixedly connected to the top end of the charging bucket; the output end of the air pump is fixedly connected with an air guide pipe; the air duct is communicated with the sealing air cushion; utilize the intelligent operation of air pump to produce gas, carry gas to the inside of sealed air cushion through the air duct, sealed air cushion deformation inflation is closely laminated to storage bucket gap department, and the reinforcing is to the sealed effect of storage bucket gap department.
Preferably, the bottom end of the air duct is fixedly connected with a first electromagnetic valve; the bottom end of the first electromagnetic valve is fixedly connected with a hose; a spray head is fixedly connected inside the antenna box and is communicated with the air guide pipe through a hose; the spray head is positioned at the horn mouth antenna; utilize the shower nozzle to fix the installation department at horn mouth antenna, the multiunit aperture has been seted up to the bottom of shower nozzle, the power of computer remote control air pump is increaseed, and intelligent control opens a solenoid valve, the air pump produces a large amount of gas and carries respectively to sealed air cushion and shower nozzle department through the air duct, gaseous multiunit aperture blowout from the shower nozzle, clear up the outer wall of horn mouth antenna, reduce the adhesion of horn mouth antenna surface crystallization and impurity, simultaneously after horn mouth antenna surface crystallization and impurity clearance, remote intelligent control closes a solenoid valve, the gaseous deposit that the back air pump produced is closed to a solenoid valve is in the inside of sealed air cushion, make sealed air cushion inflation, the reinforcing is to the sealed effect of storage bucket gap department.
Preferably, a protection plate is sleeved outside the horn antenna; the surface of the protection plate is coated with an anti-oxidation coating and an anti-corrosion coating; utilize the guard plate to fix in the outside of horn mouth antenna to at horn mouth antenna outer wall coating anti-oxidant coating and anticorrosive coating, form the protection to horn mouth antenna outer wall, reduce the destruction of corrosive material to the horn mouth antenna.
Preferably, a second electromagnetic valve is fixedly connected to the top end of the charging bucket; a material guide pipe is fixedly connected inside the second electromagnetic valve; utilize the pump to extract the material and carry to No. two solenoid valves departments, no. two solenoid valves of remote control are opened, and the inside storage of the leading-in storage bucket of material carries the completion back with No. two solenoid valves long-range closure, measures the material, plays the effect that the control material was carried.
Preferably, the top end of the fixed plate is fixedly connected with a balance plate; a cavity is formed in the balance plate; balls are arranged in the cavity of the balance plate; utilize the balance plate to fix the top position at the fixed plate to rely on the ball to slide in the inside of balance plate, the both sides of balance plate are fixed for transparent ya keli board, when the ball stopped at balance plate cavity middle part, indicate the comparatively level of level gauge main part assembly promptly, if ball slope balance plate cavity both sides, then indicate the crooked needs debugging of fixed plate assembly, play the effect to level gauge main part horizontal assembly.
The invention has the following beneficial effects:
1. the intelligent radar liquid level meter convenient for remote control is connected with a computer through a set controller through a remote signal, the measurement program of the controller is changed through remote control of the computer, the output end of a servo motor rotates to drive an antenna box to rotate, the switching positions of a horn antenna and a parabolic antenna are tested, the replacement process during measurement of different materials is replaced, the intelligence of the radar liquid level meter is improved, a plurality of groups of insertion rods are respectively inserted into the horn antenna and the parabolic antenna to be fixed, the limiting assembly effect of the horn antenna and the parabolic antenna is achieved, two groups of connecting rods are matched with a flexible lantern ring to be sleeved on the outer wall of the horn antenna, the auxiliary supporting effect of the horn antenna is achieved, the output end of an intelligent control electric cylinder is used for lifting, the measurement distance of the antenna is convenient to debug, a sealing air cushion is fixed at the bottom end of a fixing plate and is pressed on the gap between a material barrel and a liquid level meter main body, and the effect of blocking the gap of the material barrel is achieved.
2. According to the intelligent radar liquid level meter convenient for remote control, provided by the invention, the air pump is arranged to operate to generate gas, the gas is respectively conveyed into the sealing air cushion and the spray head, the sealing effect on the gap of the charging basket is enhanced by utilizing the inflation and expansion of the sealing air cushion, the outer wall of the horn-mouth antenna is blown by utilizing the small block at the bottom end of the spray head, the switch of the first electromagnetic valve is remotely controlled, the crystallization of the outer wall of the horn-mouth antenna and the attachment of impurities are reduced, the protection plate is fixed on the outer wall of the horn-mouth antenna to play a role in protecting the outer wall of the horn-mouth antenna, and the switch is remotely controlled by utilizing the second electromagnetic valve, so that the internal part of the charging basket can be controlled to output materials conveniently.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view showing the structure of the connecting frame of the present invention;
FIG. 4 is a schematic diagram of the structure of the antenna box of the present invention;
FIG. 5 is a schematic structural view of a first plunger of the present invention;
FIG. 6 is a schematic diagram of the construction of the flexible collar of the present invention;
fig. 7 is a schematic view of the structure of the balance plate of the present invention.
In the figure: 1. a controller; 11. a gauge body; 12. a connecting wire; 13. a servo motor; 14. a baffle plate; 15. an antenna box; 16. a horn antenna; 17. a parabolic antenna; 18. a charging barrel; 2. a first inserted link; 21. a first elastic member; 22. a second inserted link; 23. a second elastic member; 3. a connecting rod; 31. a flexible collar; 4. a fixing plate; 41. a fixed mount; 42. an electric cylinder; 43. a connecting frame; 5. sealing the air cushion; 6. an air pump; 61. a gas-guide tube; 7. a first electromagnetic valve; 71. a spray head; 8. a protection plate; 9. a second electromagnetic valve; 91. a material guide pipe; 92. a balance plate; 93. and a ball.
Detailed Description
The present invention will be further described with reference to the following detailed description so that the technical means, the creation features, the achievement purposes and the effects of the present invention can be easily understood.
Example one
As shown in fig. 1 to 6, an intelligent radar level gauge convenient for remote control according to an embodiment of the present invention includes a controller 1; the bottom end of the controller 1 is fixedly connected with a liquid level meter main body 11; a plurality of groups of connecting wires 12 are fixedly connected inside the liquid level meter main body 11; a servo motor 13 is fixedly connected inside the liquid level meter main body 11; an antenna box 15 is fixedly connected with the output end of the servo motor 13; a baffle plate 14 is fixedly connected to the top end of the antenna box 15; the inside of the antenna box 15 is respectively provided with a horn antenna 16 and a parabolic antenna 17, and the horn antenna 16 and the parabolic antenna 17 are connected with the connecting wire 12; a limiting component is arranged inside the antenna box 15 and used for assembling the horn antenna 16 and the parabolic antenna 17; a charging bucket 18 is arranged on the outer wall of the liquid level meter main body 11, and the liquid level meter main body 11 slides on the inner wall of the charging bucket 18; a transmission assembly is arranged outside the liquid level meter main body 11 and is used for driving the liquid level meter main body 11 to ascend and descend; the radar liquid level meter is assembled on the charging basket 18 through a flange, because most of the bottom ends of the radar liquid level meters are provided with an antenna which is positioned inside the charging basket 18, when different materials are measured, the antenna needs to be replaced so as to improve the accuracy of the measurement of the measured materials, but the antenna is assembled in the charging basket 18, which means that the antenna needs to be disassembled and replaced for the radar liquid level meter, thereby causing the measurement procedures to be complicated and affecting the measurement speed, therefore, the specific implementation mode of the embodiment of the invention adopts the horn antenna 16 as a storage container of the measured materials, the liquid level meter main body 11 is assembled inside the charging basket 18 through a transmission component, the controller 1 is fixed at the top end of the liquid level meter main body 11 for regulating and controlling the measurement procedure, and the controller 1 is connected with a computer signal, thereby facilitating the remote intelligent change of the measurement procedure of the controller 1 by a computer, the limiting assembly fixes a horn antenna 16 and a parabolic antenna 17 inside an antenna box 15 respectively, a controller 1 is connected with the horn antenna 16 and the parabolic antenna 17 through a plurality of groups of connecting wires 12 and used for measuring, a computer sends signals to the controller 1 remotely to control and change a measuring program, the controller 1 sends instructions to a servo motor 13, the output end of the servo motor 13 rotates intelligently to drive the antenna box 15 to rotate, the positions of the horn antenna 16 and the parabolic antenna 17 are interchanged, the controller 1 is connected with the parabolic antenna 17 in a data mode, the parabolic antenna 17 is a 26G high-frequency radar type material level measuring instrument and outputs 4-20mA analog signals, the measuring distance can reach seventy meters, materials such as heavy oil, fuel oil, sulfur, asphalt and the like can be poured into a material barrel 18, the materials are measured through the parabolic antenna 17, the measuring accuracy is improved, and when non-high-temperature heavy oil is measured, when light oil and non-corrosive chemicals were measured, usable computer long-range secondary control controller 1 changes measurement procedure, measures controller 1 and horn mouth antenna 16 data connection, utilizes horn mouth antenna 16 and parabolic antenna 17 to install simultaneously in antenna box 15 bottom, and a single line control is measured, has avoided changing the effect of antenna when measuring different materials to the speed of measuring different materials has been improved.
As shown in fig. 1 to 5, the external parts of the horn antenna 16 and the parabolic antenna 17 are both provided with a limiting hole; the limiting assembly comprises a first inserted bar 2, a first elastic piece 21, a second inserted bar 22 and a second elastic piece 23; the first inserted rod 2 is inserted in the horn antenna 16, and the first inserted rod 2 penetrates through the antenna box 15; the first elastic piece 21 is sleeved outside the first inserted rod 2, and one end of the first elastic piece 21 is fixedly connected with the antenna box 15; the second inserted link 22 is inserted in the parabolic antenna 17, and the second inserted link 22 penetrates through the antenna box 15; the second elastic piece 23 is sleeved outside the second inserted rod 22, and one end of the second elastic piece 23 is fixedly connected with the antenna box 15; when dismantling change maintenance to horn mouth antenna 16 and parabolic antenna 17, can hand a inserted bar 2 and outwards draw and draw, elastic component 21 atress is tensile, pull out horn mouth antenna 16 from the inside of antenna box 15 can, hand No. two inserted bars 22 of rethreading outwards again draw and draw, elastic component 23 atress is tensile, pull out parabolic antenna 17 from the inside of antenna box 15 can, can change maintenance to horn mouth antenna 16 and parabolic antenna 17, insert antenna box 15 bottom respectively with it after the maintenance is accomplished, utilize inserted bar 2 and No. two inserted bars 22 to peg graft spacingly and can accomplish the change, can change horn mouth antenna 16 and parabolic antenna 17's type simultaneously, be convenient for carry out accurate measurement to more different materials.
As shown in fig. 1, 2, 4 and 6, two groups of connecting rods 3 are fixedly connected to the bottom end of the antenna box 15; the bottom end of the connecting rod 3 is fixedly connected with a flexible lantern ring 31; when horn mouth antenna 16 is fixed in antenna box 15 bottom inside, because horn mouth antenna 16's length is longer, it is spacing to singly lean on a bayonet socket 2 to peg graft at measuring in-process, the serious condition of rocking appears easily, thereby influence measuring precision, so utilize two sets of connecting rods 3 to fix in antenna box 15's bottom, and be located horn mouth antenna 16 department position, peg graft at antenna box 15 bottom inside back at horn mouth antenna 16, expand flexible lantern ring 31 deformation, the cover is in horn mouth antenna 16's outside, regard as supporting with two sets of connecting rods 3, strengthen the fixed stability of horn mouth antenna 16.
As shown in fig. 1 to 6, a fixing plate 4 is fixed to the outside of the liquid level gauge main body 11; the transmission assembly comprises a fixed frame 41, an electric cylinder 42 and a connecting frame 43; the fixed frame 41 is fixedly connected to the top end of the charging basket 18 and is positioned above the controller 1; the upper end of the fixed frame 41 is a transverse plate, and the lower end of the fixed frame is provided with two groups of columns; the electric cylinder 42 is fixedly connected to the bottom end of the transverse plate of the fixed frame 41; the connecting frame 43 is fixedly connected with the output end of the electric cylinder 42, and the bottom end of the connecting frame 43 is fixedly connected with the fixing plate 4; when the material of storage bucket 18 inside adds when too much, the liquid level of material is too close with horn mouth antenna 16's bottom distance, in order to improve horn mouth antenna 16 to the accuracy of material measurement, so computer remote control controller 1, controller 1 sends a signal for mount 41, utilize electric jar 42 output intelligence on the mount 41 to retract, it upwards promotes to drive link 43, it slides at the inner wall of storage bucket 18 to drive the level gauge main part 11 of fixed plate 4 rigid coupling simultaneously, be used for pulling open the distance with the material liquid level horn mouth antenna 16, improve horn mouth antenna 16 to the accuracy of material measurement, simultaneously when parabolic antenna 17 measures the material with the same liquid level height of horn mouth antenna 16 measurement, electric jar 42 output stretches down, shorten the interval of parabolic antenna 17 and material, improve parabolic antenna 17 measuring accuracy.
As shown in fig. 1 to fig. 2, a sealing air cushion 5 is fixedly connected to the bottom end of the fixing plate 4; the shape of the sealing air cushion 5 corresponds to that of the fixing plate 4; when level gauge main part 11 is installed on the top of storage bucket 18, level gauge main part 11 department produces the gap easily, thereby influence the inside sealed effect of storage bucket 18, so when level gauge main part 11 is installed on the top of storage bucket 18, fix sealed air cushion 5 in the bottom position of fixed plate 4, level gauge main part 11 cooperation fixed plate 4 is fixed on the top of storage bucket 18, fixed plate 4 covers sealed air cushion 5 pressure in the recess on storage bucket 18 top, sealed air cushion 5 is by extrusion deformation, closely laminate the outer wall and the storage bucket 18 gap department of level gauge main part 11, play the effect sealed to storage bucket 18 gap department.
As shown in fig. 1 to 4, an air pump 6 is fixedly connected to the top end of the charging basket 18; the output end of the air pump 6 is fixedly connected with an air duct 61; the air duct 61 is communicated with the sealing air cushion 5; when the output end of the computer remote control electric cylinder 42 retracts, the liquid level meter main body 11 is pulled to slide on the inner wall of the charging basket 18, the sealing air cushion 5 is driven to ascend, in order to enable the sealing air cushion 5 to be tightly attached to the position of the groove of the charging basket 18, the air pump 6 is intelligently operated to generate air, the air is conveyed to the inside of the sealing air cushion 5 through the air guide pipe 61, the sealing air cushion 5 deforms and expands, gaps of the charging basket 18 are tightly attached, and the sealing effect of the gaps of the charging basket 18 is enhanced.
As shown in fig. 1 to 6, a first electromagnetic valve 7 is fixedly connected to the bottom end of the air duct 61; the bottom end of the first electromagnetic valve 7 is fixedly connected with a hose; a spray head 71 is fixedly connected inside the antenna box 15, and the spray head 71 is communicated with the air duct 61 through a hose; the spray head 71 is positioned at the horn antenna 16; when crystals or impurities are generated on the surface of the horn mouth antenna 16, in order to reduce the influence of the crystals and the impurities on the measurement of the horn mouth antenna 16, the spray head 71 is fixed at the installation position of the horn mouth antenna 16, a plurality of groups of small holes are formed in the bottom end of the spray head 71, the power of the computer remote control air pump 6 is increased, the electromagnetic valve 7 is opened through intelligent control, a large amount of gas generated by the air pump 6 is respectively conveyed to the sealing air cushion 5 and the spray head 71 through the air guide pipe 61, the gas is sprayed out of the plurality of groups of small holes of the spray head 71, the outer wall of the horn mouth antenna 16 is cleaned, the adhesion of the crystals and the impurities on the surface of the horn mouth antenna 16 is reduced, simultaneously after the crystals and the impurities on the surface of the horn mouth antenna 16 are cleaned, the electromagnetic valve 7 is closed through remote intelligent control, the gas generated by the air pump 6 after the electromagnetic valve 7 is closed is stored inside the sealing air cushion 5, the sealing air cushion 5 is inflated, and the sealing effect on the gap of the charging barrel 18 is enhanced.
A protection plate 8 is sleeved outside the horn antenna 16; the surface of the protection plate 8 is coated with an anti-oxidation coating and an anti-corrosion coating; when using horn mouth antenna 16 to measure to the material that has corrosivity, if the adhesion of corrosive material on horn mouth antenna 16, can cause the destruction to horn mouth antenna 16 to influence the measuring effect, so utilize guard plate 8 to fix in horn mouth antenna 16's outside, and at 16 outer walls of horn mouth antenna coating anti-oxidant coating and anticorrosive coating, form the protection to 16 outer walls of horn mouth antenna, reduce the destruction of corrosive material to horn mouth antenna 16.
As shown in fig. 1, a second electromagnetic valve 9 is fixedly connected to the top end of the charging basket 18; a material guide pipe 91 is fixedly connected inside the second electromagnetic valve 9; when adding the material to storage bucket 18 inside, be connected pump line and passage 91, utilize the pump to extract the material and carry to No. two solenoid valve 9 departments, no. two solenoid valve 9 of remote control are opened, and the inside storage of the leading-in storage bucket 18 of material is carried the back and is closed No. two solenoid valve 9 long-rangely, measures the material, plays the effect that the control material was carried.
Example two
As shown in fig. 7, a first comparative example, in which another embodiment of the present invention is: a balance plate 92 is fixedly connected to the top end of the fixed plate 4; a cavity is formed inside the balance plate 92; a ball 93 is arranged in the cavity of the balance plate 92; when fixed plate 4 cooperates level gauge main part 11 to install at the top of storage bucket 18, in order to reduce the condition that level gauge main part 11 produced the skew when the assembly, thereby lead to the measuring precision to descend, so utilize balance plate 92 to fix the top position at fixed plate 4, and rely on ball 93 to slide in the inside of balance plate 92, the both sides of balance plate 92 are fixed for transparent acrylic plate, when ball 93 stops in balance plate 92 cavity middle part, it is comparatively level to show level gauge main part 11 assembly promptly, if ball 93 slope balance plate 92 cavity both sides, it needs the debugging to show that fixed plate 4 assembles crooked, play the effect to level gauge main part 11 horizontal assembly.
During the working process, when a radar liquid level meter is used for measuring materials, the bell mouth antenna 16 is used as a storage container of the measured materials, the liquid level meter main body 11 is assembled inside the charging basket 18 through the transmission component, the controller 1 is fixed at the top end of the liquid level meter main body 11 and used for regulating and controlling a measuring program, the controller 1 is connected with a computer signal, the measuring program of the controller 1 is intelligently changed by a computer in a remote way, the bell mouth antenna 16 and the parabolic antenna 17 are respectively fixed inside the antenna box 15 by the limiting component, the controller 1 is connected with the bell mouth antenna 16 and the parabolic antenna 17 by using a plurality of groups of connecting wires 12 and used for measuring, the computer remotely sends signals to the controller 1 and controls and changes the measuring program, the controller 1 sends instructions to the servo motor 13, the output end of the servo motor 13 intelligently rotates to drive the antenna box 15 to rotate, the positions of a horn antenna 16 and a parabolic antenna 17 are interchanged, the controller 1 is in data connection with the parabolic antenna 17, the parabolic antenna 17 is a 26G high-frequency radar type level measuring instrument, 4-20mA analog signals are output, the measuring distance can reach seventy meters, materials such as heavy oil, fuel oil, sulfur, asphalt and the like can be poured into the material barrel 18, the parabolic antenna 17 is used for measuring the materials, the measuring accuracy is improved, when non-high-temperature heavy oil, light oil and non-corrosive chemical products are measured, a computer can be used for remotely controlling the controller 1 again to change a measuring program, the controller 1 is in data connection with the horn antenna 16 for measurement, the horn antenna 16 and the parabolic antenna 17 are simultaneously installed at the bottom end of the antenna box 15, a single line is used for controlling measurement, the effect of antenna replacement during measurement of different materials is avoided, and the measuring speed of different materials is improved, when the horn antenna 16 and the parabolic antenna 17 are disassembled, replaced and maintained, the first inserting rod 2 can be held by hand to pull outwards, the first elastic piece 21 is stressed and stretched, the horn antenna 16 can be pulled out from the inside of the antenna box 15, the second inserting rod 22 can be held by hand to pull outwards, the second elastic piece 23 is stressed and stretched, the parabolic antenna 17 can be pulled out from the inside of the antenna box 15, the horn antenna 16 and the parabolic antenna 17 can be replaced and maintained, the first inserting rod 2 and the second inserting rod 22 are respectively inserted into the bottom end of the antenna box 15 after maintenance is completed, replacement can be completed by inserting and limiting the first inserting rod 2 and the second inserting rod 22, types of the horn antenna 16 and the parabolic antenna 17 can be replaced, accurate measurement can be conveniently carried out on more different materials, the protection plate 8 is fixed outside the horn antenna 16, and the outer wall of the horn antenna 16 is coated with antioxidant coating and anticorrosive coating, the outer wall of the bell mouth antenna 16 is protected, the damage of corrosive materials to the bell mouth antenna 16 is reduced, two groups of connecting rods 3 are fixed at the bottom end of an antenna box 15 and are positioned at the position of the bell mouth antenna 16, after the bell mouth antenna 16 is inserted into the bottom end of the antenna box 15, a flexible sleeve ring 31 is expanded and deformed to be sleeved outside the bell mouth antenna 16, the two groups of connecting rods 3 are used as supports to enhance the fixing stability of the bell mouth antenna 16, when too much materials are added into a charging basket 18, a computer remote control controller 1 sends a signal to a fixed frame 41, an output end of an electric cylinder 42 on the fixed frame 41 is intelligently retracted to drive a connecting frame 43 to be lifted upwards, and simultaneously a liquid level meter main body 11 fixedly connected with a fixed plate 4 is driven to slide on the inner wall of the charging basket 18 to pull the bell mouth antenna 16 away from the materials, so that the accuracy of the bell mouth antenna 16 in material measurement is improved, meanwhile, when the parabolic antenna 17 measures materials with the same liquid level height as that measured by the horn antenna 16, the output end of the electric cylinder 42 extends downwards to shorten the distance between the parabolic antenna 17 and the materials and improve the measuring accuracy of the parabolic antenna 17, the balance plate 92 is fixed at the top end position of the fixed plate 4 and slides in the balance plate 92 by virtue of the balls 93, two sides of the balance plate 92 are fixed by transparent acrylic plates, when the balls 93 stop at the middle part of the cavity of the balance plate 92, the assembly of the liquid level meter main body 11 is relatively horizontal, if the balls 93 incline two sides of the cavity of the balance plate 92, the assembly deflection of the fixed plate 4 is required to be debugged, the effect of horizontally assembling the liquid level meter main body 11 is achieved, the sealing air cushion 5 is fixed at the bottom end position of the fixed plate 4, the liquid level meter main body 11 is matched with the fixed plate 4 and fixed at the top end of the charging barrel 18, and the sealing air cushion 5 is pressed in the groove at the top end of the charging barrel 18 by the fixed plate 4, the sealing air cushion 5 is extruded and deformed to be tightly attached to the outer wall of the liquid level meter main body 11 and a gap of the charging basket 18, so that the gap of the charging basket 18 is sealed, the air pump 6 is used for intelligently operating to generate gas, the gas is conveyed into the sealing air cushion 5 through the air guide pipe 61, the sealing air cushion 5 is deformed and expanded to be tightly attached to the gap of the charging basket 18, so that the sealing effect of the gap of the charging basket 18 is enhanced, the spray head 71 is fixed at the installation position of the horn-shaped antenna 16, a plurality of groups of small holes are formed in the bottom end of the spray head 71, the power of the air pump 6 is controlled to be increased remotely by a computer, the first electromagnetic valve 7 is controlled to be opened intelligently, a large amount of gas generated by the air pump 6 is conveyed to the sealing air cushion 5 and the spray head 71 through the air guide pipe 61 respectively, the gas is sprayed out of the plurality of groups of small holes of the spray head 71 to clean the outer wall of the horn-shaped antenna 16, and reduce the surface crystallization and the attachment of impurities of the horn-shaped antenna 16, simultaneously behind 16 surface crystallization of horn mouth antenna and impurity clearance, remote intelligent control closes solenoid valve 7 No. one, the gas that air pump 6 produced is deposited in the inside of sealing air cushion 5 after solenoid valve 7 closes, make sealing air cushion 5 inflation, the reinforcing is to the sealed effect of storage bucket 18 gap department, utilize the pump to extract the material and carry to No. two solenoid valve 9 departments, no. two solenoid valve 9 of remote control are opened, the inside storage of the leading-in storage bucket 18 of material, carry and close No. two solenoid valve 9 long-ranges after accomplishing, measure the material, play the effect of control material transport.
The foregoing shows and describes the general principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an intelligence radar level gauge convenient to remote control which characterized in that: comprises a controller (1); the bottom end of the controller (1) is fixedly connected with a liquid level meter main body (11); a plurality of groups of connecting wires (12) are fixedly connected inside the liquid level meter main body (11); a servo motor (13) is fixedly connected inside the liquid level meter main body (11); an antenna box (15) is fixedly connected to the output end of the servo motor (13); a baffle (14) is fixedly connected to the top end of the antenna box (15); a horn antenna (16) and a parabolic antenna (17) are respectively arranged in the antenna box (15), and the horn antenna (16) and the parabolic antenna (17) are connected with the connecting wire (12); a limiting component is arranged inside the antenna box (15) and used for assembling the horn antenna (16) and the parabolic antenna (17); a charging bucket (18) is arranged on the outer wall of the liquid level meter main body (11), and the liquid level meter main body (11) slides on the inner wall of the charging bucket (18); the outside of level gauge main part (11) is provided with drive assembly, and drive assembly is used for driving the lift of level gauge main part (11).
2. An intelligent radar level gauge facilitating remote control according to claim 1, wherein: limiting holes are formed in the outer parts of the horn antenna (16) and the parabolic antenna (17); the limiting component comprises a first inserted rod (2), a first elastic piece (21), a second inserted rod (22) and a second elastic piece (23); the first inserted rod (2) is inserted in the horn antenna (16), and the first inserted rod (2) penetrates through the antenna box (15); the first elastic piece (21) is sleeved outside the first inserted rod (2), and one end of the first elastic piece (21) is fixedly connected with the antenna box (15); the second inserted rod (22) is inserted into the parabolic antenna (17), and the second inserted rod (22) penetrates through the antenna box (15); the second elastic piece (23) is sleeved outside the second inserted rod (22), and one end of the second elastic piece (23) is fixedly connected with the antenna box (15).
3. An intelligent radar level gauge, facilitating remote control according to claim 1, wherein: two groups of connecting rods (3) are fixedly connected to the bottom end of the antenna box (15); the bottom end of the connecting rod (3) is fixedly connected with a flexible lantern ring (31).
4. An intelligent radar level gauge, facilitating remote control according to claim 3, wherein: a fixed plate (4) is fixedly connected to the outer part of the liquid level meter main body (11); the transmission assembly comprises a fixed frame (41), an electric cylinder (42) and a connecting frame (43); the fixed frame (41) is fixedly connected to the top end of the charging bucket (18) and is positioned above the controller (1); the upper end of the fixed frame (41) is a transverse plate, and the lower end of the fixed frame is provided with two groups of cylinders; the electric cylinder (42) is fixedly connected to the bottom end of the transverse plate of the fixing frame (41); the connecting frame (43) is fixedly connected with the output end of the electric cylinder (42), and the bottom end of the connecting frame (43) is fixedly connected with the fixing plate (4).
5. An intelligent radar level gauge, facilitating remote control according to claim 4, wherein: the bottom end of the fixed plate (4) is fixedly connected with a sealing air cushion (5); the shape of the sealing air cushion (5) corresponds to that of the fixing plate (4).
6. An intelligent radar level gauge facilitating remote control according to claim 5, wherein: the top end of the charging basket (18) is fixedly connected with an air pump (6); the output end of the air pump (6) is fixedly connected with an air guide pipe (61); the air duct (61) is communicated with the sealing air cushion (5).
7. An intelligent radar level gauge, facilitating remote control according to claim 6, wherein: the bottom end of the air duct (61) is fixedly connected with a first electromagnetic valve (7); the bottom end of the first electromagnetic valve (7) is fixedly connected with a hose; a spray head (71) is fixedly connected inside the antenna box (15), and the spray head (71) is communicated with the air duct (61) through a hose; the spray head (71) is positioned at the horn antenna (16).
8. An intelligent radar level gauge facilitating remote control according to claim 1, wherein: a protection plate (8) is sleeved outside the horn mouth antenna (16); the surface of the protection plate (8) is coated with an oxidation resistant coating and an anti-corrosion coating.
9. An intelligent radar level gauge facilitating remote control according to claim 1, wherein: a second electromagnetic valve (9) is fixedly connected to the top end of the charging bucket (18); and a material guide pipe (91) is fixedly connected inside the second electromagnetic valve (9).
10. An intelligent radar level gauge, facilitating remote control according to claim 4, wherein: a balance plate (92) is fixedly connected to the top end of the fixed plate (4); a cavity is formed in the balance plate (92); and balls (93) are arranged in the cavity of the balance plate (92).
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| US20110291878A1 (en) * | 2010-05-26 | 2011-12-01 | Detect, Inc. | Rotational parabolic antenna with various feed configurations |
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| JP3197798U (en) * | 2015-03-19 | 2015-06-04 | 桓達科技股▲ふん▼有限公司ＦＩＮＥＴＥＫ Ｃｏ．，Ｌｔｄ． | Radar liquid level meter antenna structure |
| CN110140257A (en) * | 2016-12-30 | 2019-08-16 | 华为技术有限公司 | A kind of antenna and communication equipment |
| CN210321896U (en) * | 2019-09-07 | 2020-04-14 | 江苏金仕达仪表科技有限公司 | Long horn mouth type high-frequency radar level meter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03264882A (en) * | 1989-04-27 | 1991-11-26 | Nkk Corp | Inner-furnace level gage and antenna used therefor |
| DE19703346A1 (en) * | 1996-05-20 | 1997-11-27 | Endress Hauser Gmbh Co | Parabolic antenna for measuring the level in containers |
| US20110291878A1 (en) * | 2010-05-26 | 2011-12-01 | Detect, Inc. | Rotational parabolic antenna with various feed configurations |
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| CN115752643B (en) | 2024-01-30 |
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