CN217236907U - Volume sensor integrated with closed valve - Google Patents
Volume sensor integrated with closed valve Download PDFInfo
- Publication number
- CN217236907U CN217236907U CN202220060254.2U CN202220060254U CN217236907U CN 217236907 U CN217236907 U CN 217236907U CN 202220060254 U CN202220060254 U CN 202220060254U CN 217236907 U CN217236907 U CN 217236907U
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- CN
- China
- Prior art keywords
- sensor
- volume sensor
- rotor
- valve
- closed valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000007788 liquid Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000011554 ferrofluid Substances 0.000 claims abstract description 6
- 239000012530 fluid Substances 0.000 claims description 13
- 239000000919 ceramic Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 230000001939 inductive effect Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 8
- 229910010271 silicon carbide Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- -1 polytetrafluoroethylene Polymers 0.000 description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 229920002943 EPDM rubber Polymers 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- 239000013013 elastic material Substances 0.000 description 4
- 229920001973 fluoroelastomer Polymers 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229920000459 Nitrile rubber Polymers 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000004417 polycarbonate Substances 0.000 description 3
- 229920006169 Perfluoroelastomer Polymers 0.000 description 2
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000012994 photoredox catalyst Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Abstract
The utility model relates to an integrated closed valve's volume sensor, this volume sensor at least design have a material entry and a material export, but product shell internal design has two mutual pivoted rotors and rotors that have magnet, and rotor are mutual symmetry, and above two pivots, all have a sealing device in every pivot, are equipped with bearing liquid storage in the pivot, all have ferrofluid as bearing liquid between every rotor and the pivot, and the rotor design is the gear shape. The sensor is characterized in that the original sensor technology is optimized, and particularly, the accurate measurement of no leakage and no backflow can be achieved for small-dose and high-viscosity liquid volume.
Description
Technical Field
The utility model relates to a to the accurate measuring sensor of various low viscosity and high liquid of viscosity and paste material, specific integrated closed valve's volume sensor that says so.
Background
The existing various flow sensors in the industry at present can not realize accurate measurement of small dose volume no matter the internal turbine structure or the rotary piston design due to the internal structure. Also, some sensors may not be completely closed inside, resulting in leakage of liquid, which may lead to variations in the amount of liquid dispensed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an integrated closed valve's volume sensor, the speciality of this sensor lies in, has optimized original sensor technique, especially to the small dose, and high viscosity liquid volume can reach no seepage completely, the accurate measurement of no backward flow.
The utility model aims at realizing like this, a volume sensor of integrated closed valve, at least, the design has a material entry and a material export, product shell internal design has two first rotors and the second rotor that have magnet that can the mutual rotation, first rotor and second rotor are mutual symmetry, above two pivots, all there is a sealing device in every pivot, be equipped with bearing liquid storage in the pivot, all have ferrofluid as bearing liquid between every rotor and the pivot, also can be ball bearing as the selection, the pivot passes the rotor center perpendicularly, the rotor design is the gear shape, the number of teeth is n, the degree of depth and the width of rotor must be identical with the flow opening.
The sensor is also a measuring device, a rotation sensor and a measuring device with a magnet which is able to measure the number of revolutions of the rotor.
The rotating shaft can be made of ceramic, metal or plastic and is connected with the base shell of the sensor. The leakage-proof device for preventing the leakage of the bearing liquid ferrofluid can be made of elastic perfluororubber FFKM, fluororubber FKM, fluororubber FPM, ethylene propylene diene monomer EPDM, nitrile butadiene rubber NBR or polytetrafluoroethylene PTFE, polypropylene PP or polyethylene PE.
The leakage preventing means has no hygroscopicity but has a sliding property.
At least one valve with mechanical pressure control is designed at a small channel on the material outlet side in the volume sensor, the valve can be opened under the minimum pressure and can also be closed along with the pressure decreasing change, the pressure control is generated by different annular springs-the expected pressure-causes the opening and closing of the valve, and the springs are expanded under the pressure and return to the original state and return to the original position through the self force.
The valve base body is preferably made of an elastomer NBR, a rubber Buna CB, a fluororubber FKM, a fluororubber FPM, a perfluororubber FFKM, a silicone resin Siliko, an ethylene propylene diene monomer EPDM, or a polymer, polypropylene PP, polyethylene PE, polytetrafluoroethylene PTFE, a methanol POM, polycarbonate PC or polyether ether ketone PEEK, and the material has extensibility and can be restored to an original state. The through-valve is designed with a flow-through channel which can be opened and closed at the end. The spring, preferably made of sulphide in the closing device of elastic material, is preferably made of spring steel, and can be in the shape of a circle, an ellipse, a polygon or any other shape that can be matched with the valve body, the size of the spring is designed to match the flowing channel, and the valve is designed to allow the valve to be opened under the specified minimum pressure under the condition that the flowing direction of the liquid is changed obviously. This minimum pressure is 50% higher than the minimum pressure in the direction of flow, so that the actual operator can flush through the actual material outlet, for example during cleaning. In the process, the elastic material matrix of the valve almost completely penetrates through the middle space to move in the opposite direction, and a spring keeps the valve closed all the time. The force generated by the double position transformation of the elastic material substrate of the valve enables the stress of the spring to be improved by 50%. After the change process, the valve base body is completely restored to the initial filling state of normal closing and opening, so that the problem of liquid bidirectional leakage is avoided.
After the feeding or filling process, the valve and the spring in the volume sensor are completely closed and liquid leakage is prevented by the preloading of the respective upstream pump or pressure device. The liquid needs to be non-magnetic.
The rotor material is preferably quartz glass, plastics such as polytetrafluoroethylene PTFE, metals such as steel V4A, V2A, ceramic materials such as silicon carbide, pressureless sintered silicon carbide SSiC, non-oxidized ceramic silicon carbide SiSiC, silicon nitride Si3N4, sintered silicon carbide RBSIC.
The preferred materials for the housing of the volume sensor are metals, such as titanium, steels V4A, V2A, ceramics, such as silicon carbide, pressureless sintered silicon carbide SSiC, non-oxidized ceramic silicon carbide SiSiC, silicon nitride Si3N4, sintered silicon carbide RBSIC. Materials with very low surface tension and very low surface roughness are required, for example Ra 0, 02 μm. This is particularly important for the sliding surface of the rotor inside.
The rotor of the bulk sensor, i.e. the rotor teeth, can be designed in different sizes and dimensions. That is to say, the diameter and/or depth and width of the rotor and the rotor teeth can be changed and combined according to requirements, and the size, diameter, width, depth and height of the rotor teeth can be designed to be different according to the change of the measured liquid volume. I.e. a volume sensor that is adapted to the respective dimensions according to the volume size of the measured volume unit.
All the parts, the first rotor, the second rotor and the valve are adapted to each other, working together and replaceable.
The housing of the volume sensor is perfectly matched to the corresponding diameter, width and depth of the volume sensor. The material is preferably metal, ceramic, glass, quartz glass.
The ferrofluid is connected to the hall sensor and the dose is determined by measuring the number of revolutions, the angle and the degree of rotation.
Or the rotor teeth may be calculated to determine flow by, for example, pulse sensors, encoders. The volume sensor receives and transmits analog signals and digital signals with a controller, such as a PC, an SPS and a mobile phone, in a wireless mode or by means of cables or optical fibers, and information exchange of wear data with the controller is achieved.
The material inlet and outlet are opposite and are designed as circular, luer.
The material inlet and outlet can be designed in other geometrical shapes, such as oval, triangular or polygonal, preferably requiring metric screw connections.
The rotor is driven by the flow pressure generated by the flowing liquid, the rotor preferably rotates in the opposite direction, and a set amount of liquid is delivered from the inlet to the outlet by each rotor tooth.
The utility model discloses pressure sensor can be connected to volume sensor, like piezoelectric pressure sensor. The temperature sensor can be integrated and connected with a temperature measuring device for measuring temperature.
The utility model has the advantages of the original sensor technique has been optimized to technological effect, especially to the small dose, high viscosity liquid volume can reach no seepage completely, the accurate measurement of no backward flow.
Drawings
Fig. 1 is a top view of the flow sensor, rotor, flow sensor device, valve design position of the present invention.
Fig. 2 shows the back of the sensor, the possible flow direction of the liquid material, two rotating shafts, and 3 parts of the sensor body.
Fig. 3 is a cross-sectional view of the volume sensor of the present invention, the magnet in the rotor, the sealing means on the shaft, the bearing fluid and the fluid reservoir. 3 sections of the sensor body.
Reference numerals:
10. a volume sensor for measuring the volume of the fluid,
10a, a volume sensor housing, wherein,
11. a material inlet is arranged at the bottom of the container,
12. a material outlet is arranged at the bottom of the container,
13. the gear wheel is arranged on the front end of the shell,
14. the gear wheel is arranged on the front end of the shell,
15. a measuring device for measuring the position of the object,
16. the indication of the flow direction is that,
31. a magnet, a magnetic field generator and a magnetic field generator,
32. a rotating shaft is arranged on the rotating shaft,
32a of the memory, and a storage device,
33. the sealing device is arranged on the inner wall of the shell,
34. the bearing fluid is a fluid that is contained in the bearing,
110. the valve is integrated with the pressure control valve,
110a of the valve, and a valve,
110b, a spring.
Detailed Description
Shown in figures 1, 2 and 3: the volume sensor 10 of the present invention is provided with an integrated magnet 31 and a special sealing device 33.
The optimum shape of the rotor 13/14 is a gear.
At least one valve 110a with a mechanical pressure control 110 is arranged in the volume sensor 10 in a small passage on the side of the material outlet 12. The valve will open when subjected to a minimum pressure and will close as the pressure decreases.
The valve 110a is provided herein to allow opening from a specified minimum pressure when the fluid flow 16 changes significantly. In this process, the elastic material of the valve 110a is deformed by pressure to move almost completely through the middle space. After the process, the valve base body can be restored to a normal filling state, and a normal opening and closing function is kept. Thus avoiding the two-way leakage of liquid at any time.
After the delivery and dosing process, the valve 10, i.e. the spring 110b inside the volume sensor 10, is completely closed and liquid leakage is prevented by pre-charging of the respective upstream pump or pressure device.
The rotor 13/14 is driven by fluid pressure. The values are recorded by an integrated measuring device and transmitted to an associated controller, and the precise dosage is reproduced therefrom by means of a specific algorithm.
Claims (10)
1. A closed valve integrated volume sensor, comprising: at least one material inlet and one material outlet are designed, two first rotors and two second rotors which can rotate mutually and are provided with magnets are designed inside a product shell, the first rotors and the second rotors are symmetrical to each other, a sealing device is arranged on each rotating shaft above the two rotating shafts, ferrofluid is arranged between each rotor and each rotating shaft and serves as bearing liquid, a bearing liquid storage device is arranged on each rotating shaft, the rotating shafts vertically penetrate through the centers of the rotors, the rotors are designed into gear shapes, the number of teeth is n, the depth and the width of each rotor are required to be matched with a flow opening, a sensor is also a rotary sensor or a measuring device which is provided with magnets and can measure the revolution number of the rotors, a valve with mechanical pressure control is designed at a small channel on the side of a material outlet inside a volume sensor, and the valve can be opened when the valve is subjected to minimum pressure, and will automatically close as the pressure decreases.
2. An integrated closed valve volume sensor as claimed in claim 1, wherein: the integrated valve opens in the presence of liquid pressure and is completely closed independently by the action of the spring means.
3. An integrated closed valve volume sensor as claimed in claim 1 or 2, wherein: the valve allows opening and closing in two flow directions, and when the flow direction changes, the valve base material deforms in the middle of the interior space.
4. An integrated closed valve volume sensor as claimed in claim 1 or 2, wherein: the measuring device has a rotor with a magnet and an optical sensor, hall sensor, inductive sensor, capacitive sensor or gyroscope.
5. An integrated closed valve volume sensor as claimed in claim 1 or 2, wherein: the first rotor, the second rotor and other sensor substrates are made of metal, ceramic, glass or quartz glass.
6. An integrated closed valve volume sensor as claimed in claim 1 or 2, wherein: at least one reservoir for a sealing fluid or bearing fluid is provided at each shaft so that the rotor floats on the shaft.
7. An integrated closed valve volume sensor as claimed in claim 1 or 2, wherein: at least one elastic, polymeric seal is provided on the shaft to separate the bearing fluid from the material medium and to seal the bearing fluid between the rotor and the bearing.
8. An integrated closed valve volume sensor as claimed in claim 1 or 2, wherein: the identified sealing fluid or bearing fluid is a ferrofluid.
9. An integrated closed valve volume sensor as claimed in claim 1 or 2, wherein: the volume sensor is capable of integrating both pressure and temperature sensors.
10. An integrated closed valve volume sensor as claimed in claim 1 or 2, wherein: the volume sensor can be connected to other sensor devices and the necessary components can be customized by the connected network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220060254.2U CN217236907U (en) | 2022-01-11 | 2022-01-11 | Volume sensor integrated with closed valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220060254.2U CN217236907U (en) | 2022-01-11 | 2022-01-11 | Volume sensor integrated with closed valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217236907U true CN217236907U (en) | 2022-08-19 |
Family
ID=82828947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220060254.2U Active CN217236907U (en) | 2022-01-11 | 2022-01-11 | Volume sensor integrated with closed valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217236907U (en) |
-
2022
- 2022-01-11 CN CN202220060254.2U patent/CN217236907U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240226 Address after: 26a Inn Street, Mildorf, Germany Patentee after: Joe Claude Tutteg Country or region after: Germany Address before: 22 Poly Erbo Street, Germany, Heimohausen Patentee before: Alexander Country or region before: Germany Patentee before: Leohad |
|
| TR01 | Transfer of patent right |