CN216433185U - Magnetic floating type Hall liquid level meter - Google Patents
Magnetic floating type Hall liquid level meter Download PDFInfo
- Publication number
- CN216433185U CN216433185U CN202123409489.2U CN202123409489U CN216433185U CN 216433185 U CN216433185 U CN 216433185U CN 202123409489 U CN202123409489 U CN 202123409489U CN 216433185 U CN216433185 U CN 216433185U
- Authority
- CN
- China
- Prior art keywords
- heat insulation
- guide arm
- shell
- guide rod
- magnet
- 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.)
- Active
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 36
- 238000009413 insulation Methods 0.000 claims abstract description 31
- 230000000694 effects Effects 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 14
- 230000009471 action Effects 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 208000034699 Vitreous floaters Diseases 0.000 description 11
- 230000005389 magnetism Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Level Indicators Using A Float (AREA)
Abstract
The utility model discloses a magnetic floating Hall liquid level meter, which comprises a guide rod, a magnet floater and a shell, the magnetic floater slides towards the shell along the length direction of the guide rod under the buoyancy action of the liquid to be measured, one end of the guide rod inserted into the shell is provided with a heat insulation component, the heat conduction between the guide rod and the inner cavity of the shell is blocked under the heat insulation effect of the heat insulation component, the liquid level meter has good overall heat insulation performance, the heat insulation structure has excellent temperature control effect in multi-occasion testing, the method can be applied to the accurate measurement of high-temperature solution, the Hall element is used for detecting the magnet in the magnet floater so as to determine the positions of the magnet floater and the liquid level, furthermore, the accurate position degree of the magnet, namely the magnet floater, is determined by measuring and according to the strength of signals of Hall detection points at different positions, therefore, the liquid amount is calculated, and the whole small volume of the device can be applied to more extensive liquid level detection occasions.
Description
Technical Field
The utility model relates to a level gauge technical field, concretely relates to magnetism floating hall level gauge.
Background
The level gauge is a level instrument for measuring the high and low liquid levels of liquid media in a container, wherein, the Hall type level gauge is widely applied to the liquid level measurement in the fields of petroleum processing, food processing, chemical industry, water treatment, pharmacy, electric power, paper making, metallurgy, ships, boilers and the like. Especially when the hall level gauge is detecting high temperature liquid, because the heat transfer of high temperature liquid, the heat is conducted in the detection framework of level gauge along detecting the head to influenced the accuracy nature that the level gauge measured, in order to solve the inaccurate problem of magnetism float level gauge count in high temperature environment. Therefore, a magnetic floating Hall liquid level meter capable of accurately detecting at high temperature is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a magnetism floating hall level gauge to solve among the prior art level gauge and count inaccurate problem in high temperature environment.
In order to solve the above technical problem, the utility model particularly provides the following technical scheme:
the magnetic floating Hall liquid level meter comprises a guide rod, a magnet floater and a shell, wherein the magnet floater slides towards the shell along the length direction of the guide rod under the buoyancy action of liquid to be measured, a heat insulation assembly is arranged at one end, inserted into the shell, of the guide rod, and the heat insulation assembly is used for blocking heat conduction between the guide rod and an inner cavity of the shell under the heat insulation action of the heat insulation assembly.
As an optimized scheme of the utility model, the inner chamber of guide arm is the cavity form, the guide arm includes the body of rod and inner chamber air, the inner chamber of the body of rod is being full of air, it has the measuring board to peg graft in the inner chamber center department of guide arm, the inner chamber that the guide arm bottom was stretched out the guide arm and stretched into the shell is measured to the one end of keeping away from of measuring board, is located be provided with several hall check point on the measuring board of guide arm inner chamber, drive magnet float under the effect of liquid buoyancy along the length direction motion of guide arm produces the signal of different strengths with the hall check point, the chuck has been cup jointed to the one end that the shell was pressed close to the guide arm, the chuck is pegged graft so that the guide arm is connected fixedly with the shell with the cooperation of thermal-insulated unit.
As a preferred scheme of the utility model, thermal-insulated subassembly is including thermal-insulated mount pad and heat insulating mattress, the inner chamber at the shell is adorned to thermal-insulated mount pad, the surperficial center department of thermal-insulated mount pad has seted up the spacing groove, measure the one end that the board stretches out the guide arm inner chamber and peg graft mutually with the spacing groove, thermal-insulated mount pad is provided with the heat insulating mattress with the junction of chuck, and measures the board and pass the heat insulating mattress, measures the junction of board and guide arm under the separation effect of heat insulating mattress and seals in order to reduce the leakage of guide arm inner chamber air.
As a preferred scheme of the utility model, the magnet float includes cylindricality seat body and hollow cylinder, hollow cylinder installs in cylindricality seat body inner chamber center department, hollow cylinder slides with the guide arm mutually and cup joints, the circumference outside rigid coupling of hollow cylinder has magnet.
As an optimized scheme of the utility model, the guide arm sets up with hollow cylinder is concentric, just there is the clearance and can freely slide between hollow cylinder and the guide arm.
As an optimized proposal of the utility model, the cylindrical seat body is of a hollow structure.
Compared with the prior art, the utility model following beneficial effect has:
the whole heat-proof quality of level gauge is good, and thermal-insulated structure is good at many occasions test temperature control effect, can be applied to the accurate measurement of high temperature solution, thereby utilizes the hall element to detect the position of magnet float and liquid level, and further, measure and confirm magnet promptly magnet float's accurate position degree according to the power of different position hall check point signals to calculate the liquid volume, and the whole small of device can be applied to more extensive liquid level detection occasion.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used to cooperate with the contents disclosed in the specification for the people familiar with the art to understand and read, and are not used to limit the practical limit condition of the present invention, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the range that the technical contents can cover without affecting the function and the achievable purpose of the present invention
FIG. 1 is a front view of the whole structure of the present invention;
fig. 2 is a schematic view of a connection structure between the measuring plate and the overall structure provided by the present invention;
fig. 3 is a sectional front view of the connection structure of the magnetic float and the magnet according to the present invention;
the reference numerals in the drawings denote the following, respectively:
1. a magnetic float; 2. a guide bar; 3. measuring a plate; 4. a heat insulating pad; 5. a mounting seat; 6. a housing; 7. a magnet; 8. a chuck; 9. a limiting groove; 10. hall detection points; 11. a hollow cylinder; 12. a cylindrical seat body.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, a magnetic floating hall level gauge comprises a guide rod 2, a magnet float 1 and a housing 6, wherein a chuck 8 is sleeved at one end of the guide rod 2 close to the housing 6, the magnet float 1 slides towards the housing 6 along the length direction of the guide rod 2 under the buoyancy action of liquid to be measured, a heat insulation component is arranged at one end of the guide rod 2 inserted into the housing 6, and heat conduction between the guide rod 2 and the inner cavity of the housing 6 is blocked under the heat insulation action of the heat insulation component.
When using, it is internal to insert the tank with the level gauge, chuck 8 and jar body coupling, the polytetrafluoroethylene material gasket need be placed between chuck 8 and the jar body, the gasket plays sealed effect, when the measurement high temperature liquid, still can play the effect of blockking the high temperature and conducting to level gauge upper portion, during the detection, magnet float 1 moves along guide arm 2 under the effect of liquid buoyancy, the volume of signal change measurement liquid through the level gauge, it is quick accurate to measure, and thermal-insulated effectual, heat-conduction between guide arm 2 and the shell 6 is less, consequently, little to the interference of the result of detection.
Wherein the magnetic floater 1 moves along the length direction of the guide rod 2, in order to reduce the weight of the magnetic floater 1 and save the manufacturing cost, the detection accuracy is improved.
Specifically, as shown in fig. 3, the magnetic float 1 includes a cylindrical seat body 12 and a hollow cylinder 11, the hollow cylinder 11 is installed at the center of an inner cavity of the cylindrical seat body 12, the cylindrical seat body 12 is of a hollow structure, the hollow structure can reduce the material consumption of the magnetic float 1, so that the weight of the magnetic float 1 is reduced, the weight of the object is directly proportional to the mass of the object, and the weight of the object is correspondingly reduced when the mass is reduced, so that the manufacturing cost is saved, the weight of the magnetic float 1 is reduced, and the installation of the magnet 7 can be facilitated by the hollow magnetic float 1.
Further, as shown in fig. 1-2, the heat insulation assembly includes a heat insulation mounting seat 5 and a heat insulation pad 4, the heat insulation mounting seat 5 is installed in an inner cavity of the housing 6, a limiting groove 9 is formed in a center of a surface of the heat insulation mounting seat 5, one end of the measuring plate 3 extending out of the inner cavity of the guide rod 2 is inserted into the limiting groove 9, the heat insulation pad 4 is arranged at a joint of the heat insulation mounting seat 5 and the chuck 8, the measuring plate 3 penetrates through the heat insulation pad 4, and the joint of the measuring plate 3 and the guide rod 2 is sealed under the blocking effect of the heat insulation pad 4 to reduce air leakage from the inner cavity of the guide rod 2.
Thermal-insulated mount pad 5 all has high temperature resistant thermal-insulated effect with heat insulating mattress 4, thermal-insulated mount pad 5 keeps apart between shell 6 and the guide arm 2, heat insulating mattress 4 seals guide arm 2 and measuring board 3 junction, the hot-air's of 2 inner chambers of guide arm leakage has been reduced, be equivalent to multiple thermal-insulated, thereby whole thermal-insulated effect has been improved, and thermal-insulated mount pad 5 set up also can be convenient for guide arm 2 and shell 6's fixed connection, the holistic installation fastness of device has been improved.
Wherein thermal-insulated mount pad 5 is multiple with shell 6 connected mode, can be fixed through fixing bolt, also can be fixed all through the mode of joint, can guarantee thermal-insulated mount pad 5 and shell 6 between fixed connection can.
During the measurement, the magnetic float 1 is moved toward the housing 6 along the length of the guide bar 2 by the buoyancy of the liquid to measure the amount of the liquid, and thus it is necessary to provide an embodiment of a specific structure of the guide bar 2 and the magnetic float 1.
Specifically, as shown in fig. 2, the inner cavity of the guide rod 2 is hollow, the guide rod 2 includes a rod body and an inner cavity air, the inner cavity of the rod body is filled with air, a measurement plate 3 is inserted in the center of the inner cavity of the guide rod 2, one end of the measurement plate 3, which is far away from the bottom of the guide rod 2, extends out of the guide rod 2 and extends into the inner cavity of the housing 6, a plurality of hall detection points 10 are arranged on the measurement plate 3, which is located in the inner cavity of the guide rod 2, the magnet float 1 is driven to move along the length direction of the guide rod 2 under the action of liquid buoyancy to generate signals with different strengths with the hall detection points 10, a chuck 8 is sleeved at one end of the guide rod 2, which is close to the housing 6, and the chuck 8 is inserted in cooperation with a heat insulation assembly to fix the guide rod 2 and the housing 6.
According to the structure design, the measuring plate 3 is divided into an upper part and a lower part, the lower part is a high-temperature resistant part and a measuring unit, the upper part is a calculating unit part, so that when high-temperature liquid is measured, the calculating unit part cannot generate measuring errors or dead halt and the like due to high temperature, in addition, when the measuring plate is used for measuring, a plurality of Hall detection points 10 are arranged on the measuring plate 3 positioned in the inner cavity of the guide rod 2, when the measuring plate is used for measuring, the magnet floater 1 is driven to move along the length direction of the guide rod 2 under the action of liquid buoyancy to generate signals with different strengths with the Hall detection points 10, the accurate position of the magnet, namely the magnet floater 1, is determined according to the strengths of the signals of the Hall detection points 10 at different positions, and the liquid amount is calculated.
Further, as shown in fig. 1-2, the magnetic float 1 includes a cylindrical seat body 12 and a hollow column 11, the hollow column 11 is installed at the center of the inner cavity of the cylindrical seat body 12, the hollow column 11 is slidably sleeved with the guide rod 2, and a magnet 7 is fixedly connected to the outer side of the circumference of the hollow column 11.
The magnet 7 moves synchronously along the guide rod 2 along with the magnetic floater 1 under the action of liquid buoyancy, the magnet 7 acts on the Hall detection point 10 on the measuring plate 3 to generate signals with different strengths, and the position of the magnetic floater 1 is determined by using the strength difference of the signals, so that the liquid level value and the liquid volume are calculated.
In order to ensure that the magnetic floater 1 moves linearly on the guide rod 2 and the magnetic floater 1 is always perpendicular to the guide rod 2 during the movement, the connection relationship between the magnetic floaters 1 needs to be limited.
Specifically, as shown in fig. 1-3, the magnet float 1 includes a cylindrical seat body 12 and a hollow cylinder 11, the hollow cylinder 11 is installed at the center of an inner cavity of the cylindrical seat body 12, the guide rod 2 and the hollow cylinder 11 are concentrically arranged, a gap exists between the hollow cylinder 11 and the guide rod 2 and can freely slide, a gap is reserved between the magnet float 1 and the guide rod 2, the gap has a proper size, the magnet float 1 can flexibly move up and down along the guide rod 2 without generating excessive left-right swing, and the measurement is more accurate.
The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.
Claims (6)
1. A magnetic floating Hall liquid level meter is characterized in that: including guide arm (2), magnet float (1) and shell (6), magnet float (1) slides towards shell (6) along the length direction of guide arm (2) under the buoyancy of the liquid that awaits measuring, the one end that guide arm (2) inserted shell (6) is provided with thermal-insulated subassembly is in order to separate the heat-conduction between guide arm (2) and shell (6) inner chamber under thermal-insulated effect of thermal-insulated subassembly.
2. The magnetic floating hall level gauge of claim 1 wherein: the inner chamber of guide arm (2) is the cavity form, guide arm (2) are including the body of rod and inner chamber air, the inner chamber of the body of rod is full of air, the inner chamber center department of guide arm (2) is pegged graft and is had measurement board (3), the one end that measurement board (3) kept away from guide arm (2) bottom stretches out guide arm (2) and stretches into the inner chamber of shell (6), is located be provided with several hall check point (10) on measurement board (3) of guide arm (2) inner chamber, drive magnet float (1) along under the effect of liquid buoyancy the length direction motion of guide arm (2) is in order to produce the signal of different strengths with hall check point (10), the one end that shell (6) were pressed close to in guide arm (2) has cup jointed chuck (8), chuck (8) are pegged graft with thermal-insulated unit cooperation so that guide arm (2) and shell (6) are connected fixedly.
3. The magnetic floating hall level gauge of claim 2 wherein: the heat insulation assembly comprises a heat insulation mounting seat (5) and a heat insulation pad (4), the heat insulation mounting seat (5) is arranged in an inner cavity of a shell (6), a limiting groove (9) is formed in the center of the surface of the heat insulation mounting seat (5), one end, stretching out of an inner cavity of a guide rod (2), of a measuring plate (3) is connected with the limiting groove (9) in an inserting mode, the heat insulation pad (4) is arranged at the joint of the heat insulation mounting seat (5) and a chuck (8), the measuring plate (3) penetrates through the heat insulation pad (4), and the joint of the measuring plate (3) and the guide rod (2) is sealed under the separation effect of the heat insulation pad (4) so as to reduce the air leakage of the inner cavity of the guide rod (2).
4. The magnetic floating hall level gauge of claim 2 wherein: magnet float (1) includes cylindricality seat body (12) and hollow cylinder (11), install in cylindricality seat body (12) inner chamber center department hollow cylinder (11), hollow cylinder (11) cup joint with guide arm (2) mutually slide, the circumference outside rigid coupling of hollow cylinder (11) has magnet (7).
5. The magnetic floating hall level gauge of claim 4 wherein: the guide rod (2) and the hollow cylinder (11) are arranged concentrically, and a gap exists between the hollow cylinder (11) and the guide rod (2) and the guide rod can slide freely.
6. The magnetic floating hall level gauge of claim 4 wherein: the cylindrical seat body (12) is of a hollow structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123409489.2U CN216433185U (en) | 2021-12-31 | 2021-12-31 | Magnetic floating type Hall liquid level meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123409489.2U CN216433185U (en) | 2021-12-31 | 2021-12-31 | Magnetic floating type Hall liquid level meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216433185U true CN216433185U (en) | 2022-05-03 |
Family
ID=81320482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123409489.2U Active CN216433185U (en) | 2021-12-31 | 2021-12-31 | Magnetic floating type Hall liquid level meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216433185U (en) |
-
2021
- 2021-12-31 CN CN202123409489.2U patent/CN216433185U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106918427B (en) | Experimental device for real-time measurement oil blanket leakage rate | |
| CN105509838A (en) | Throw-in type sensor | |
| CA2637497A1 (en) | Liquid level and density measurement device | |
| CN216433185U (en) | Magnetic floating type Hall liquid level meter | |
| US20040261525A1 (en) | Device for measuring the volume of fluid in a tank | |
| CN105675437A (en) | Displacement difference solution density measuring equipment and measuring equipment thereof | |
| CN112484816A (en) | Magnetic turning plate liquid level meter | |
| CN212779665U (en) | Temperature probe fixing mechanism for detecting temperature of ship oil bin | |
| CN210533482U (en) | Immersion type liquid level meter | |
| CN212133791U (en) | Novel liquid level meter | |
| CN205607493U (en) | Be provided with liquid monitoring device's movable liquid case | |
| CN210242927U (en) | Hall switch type magnetic remote transmitter | |
| CN209979027U (en) | Liquid level sensor | |
| CN211825802U (en) | Water activity detection device and water activity detection tank | |
| CN108387287B (en) | Float-type high-temperature sodium-potassium alloy liquid level meter | |
| CN210625805U (en) | Wide-range float-type flow sensor | |
| CN215573250U (en) | Novel liquid level transmitter | |
| SU970120A1 (en) | Liquid level indicator | |
| CN201166631Y (en) | Viscosity detecting gauge for code-spraying machine | |
| CN205561989U (en) | Prevent undulant level gauge | |
| CN216559211U (en) | Capacitance type liquid level meter | |
| CN214309003U (en) | Novel ultrahigh pressure liquid level meter | |
| CN210981448U (en) | High-integration-degree magnetostrictive liquid level sensor | |
| CN221099839U (en) | Liquid level monitoring device for water conservancy reservoir | |
| CN213932745U (en) | Floating ball liquid level meter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |