CN108955834A - A kind of magnetic double level gauge of high stability - Google Patents
A kind of magnetic double level gauge of high stability Download PDFInfo
- Publication number
- CN108955834A CN108955834A CN201810995300.6A CN201810995300A CN108955834A CN 108955834 A CN108955834 A CN 108955834A CN 201810995300 A CN201810995300 A CN 201810995300A CN 108955834 A CN108955834 A CN 108955834A
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- inner tube
- fixed
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- valve
- magnetic
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
- G01F23/72—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Level Indicators Using A Float (AREA)
Abstract
The invention belongs to liquidometer technical fields, in particular a kind of magnetic double level gauge of high stability, including detection components, mounting assembly, seal assembly and blowdown component, the detection components include liquidometer meter body, detection conduit, display board, perble range, magnetic float, heating inner tube, heating wire, liquid inner tube and filter screen, the detection conduit is located at the left end of the liquidometer meter body, and is fixedly connected with the liquidometer meter body；The large particle crystal impurity in liquid can be filtered by filter screen, reduce the probability of the stuck magnetic float of liquid internal tube liquid crystalization particle, improve activity stability of the magnetic float in liquid inner tube, further increase the job stability of liquidometer meter body, by installing safety valve in the lower section of blowdown valve, makes liquidometer meter body in blowdown or pressure release, play good buffering effect, it avoids blowdown valve from the phenomenon that high pressure splash occur, improves the blowdown safety and stability of blowdown valve.
Description
Technical field
The invention belongs to liquidometer technical fields, more specifically more particularly to a kind of magnetic turning plate liquid level of high stability
Meter.
Background technique
Magnetic double level gauge is the magnetism for being digested raising according to similar products at home and abroad, and being promulgated according to former the Ministry of Chemical Industry
The product of liquidometer standard HG/T21584-95 development and production, the instrument can be used for various towers, tank, slot, spherical vessel and boiler
Etc. equipment medium level sensing, the liquidometer of the series can accomplish high sealing, anti-leak and be suitable for high temperature, high pressure, resistance to
The occasion of corrosion, magnetic double level gauge have produced the various environment of adaptation and various materials according to specific different working environment
The liquidometer of material, including, hydraulic press liquidometer, anti-corrosion type magnetic flap level gauge, insulation jacket flap level gauge, magnetic
Flap level gauge position meter, can be used directly to observe the liquid level of various container inner mediums, it is suitable for the industry such as petroleum, chemical industry
The liquid level in field indicates that magnetic double level gauge is widely used in electric power, petroleum, chemical industry, metallurgy, environmental protection, ship, building, food etc.
Level gauging and control during industry production.
Original magnetic double level gauge in use, if temperature is lower under use environment, may result in detection and lead
Occur the phenomenon that liquid freezes inside pipe, and then make magnetic double level gauge cisco unity malfunction, reduces making for magnetic double level gauge
With efficiency, make the use of magnetic double level gauge that there is limitation and unstability, and after magnetic double level gauge works long hours, inspection
Catheter interior is surveyed it is possible that liquid solid impurity and crystalline particle, for a long time accumulation, will lead to magnetic float in detection conduit
It is interior stuck the phenomenon that moving occur, reduce the working efficiency of magnetic double level gauge.
Summary of the invention
The purpose of the present invention is to provide a kind of magnetic double level gauges of high stability, to solve to mention in above-mentioned background technique
Original magnetic double level gauge in use, if temperature is lower under use environment, may result in detection catheter interior out
There is the phenomenon that liquid freezes, and then make magnetic double level gauge cisco unity malfunction, reduces the service efficiency of magnetic double level gauge,
After making the use of magnetic double level gauge has limitation and unstability, and magnetic double level gauge works long hours, conduit is detected
Inside is accumulated for a long time it is possible that liquid solid impurity and crystalline particle, will lead to magnetic float and occurs in detection conduit
Stuck the phenomenon that cannot moving, the problem of reducing the working efficiency of magnetic double level gauge.
To achieve the above object, the invention provides the following technical scheme: a kind of magnetic double level gauge of high stability, including
Detection components, mounting assembly, seal assembly and blowdown component, the detection components include liquidometer meter body, detection conduit, display
Plate, perble range, magnetic float, heating inner tube, heating wire, liquid inner tube and filter screen, the detection conduit are located at the liquidometer
The left end for counting body, and is fixedly connected with the liquidometer meter body, and the display board is located at the right side of the detection conduit, and with institute
It states detection conduit to be fixed, the perble range, which is fixed, is mounted on the inside middle position of the display board, described to add
The inside that the detection conduit is arranged in is fixedly mounted in hot inner tube, and the inner surface wall of the heating inner tube, which is fixed, is provided with electric heating
Thread, it is fixedly mounted on the inside of the detection conduit and is provided with liquid inner tube, the magnetic float is located at the interior of the liquid inner tube
Portion, and be fixed with the liquid inner tube, the top of the liquid inner tube, which is fixed, is provided with filter screen.
The mounting assembly includes mounting flange and installation stud, and the installation stud is located at the bottom end of the detection conduit
Left side, and be welded and fixed with the detection conduit, the mounting flange, which is spirally connected, is fixedly mounted on the left end of the installation stud.
The seal assembly includes sealing flange and sealing bolt, and the sealing flange is located at the bottom of the detection conduit
End, and being spirally connected fixation with the detection conduit, the sealing bolt are located at the inside of the sealing flange, and with the Sealing Method
Orchid is spirally connected fixation.
The blowdown component includes safety valve and blowdown valve, and the blowdown valve is located at the bottom end of the sealing flange, and with
The detection conduit is spirally connected fixation, and the safety valve is located at the bottom end of the blowdown valve, and is fixed with the blowdown valve.
Preferably, the safety valve is made of safe valve shell, fixed valve rod, movable valve rod and moving screw, described solid
To determine valve rod and the top that the safe valve shell is set is fixedly mounted, the activity valve rod is located at the lower section of the fixed valve rod,
And it is slidably connected with the fixed valve rod by the moving screw.
Preferably, the quantity of the heating wire is several, and several heating wire are respectively uniformly distributed in the heating
The inner surface wall of pipe.
Preferably, spring is provided on the outside of the moving screw, and spring is fixed with the moving screw, spring
One end be fixed with the fixed valve rod, the other end is fixed with the movable valve rod.
Preferably, the appearance wall of the heating inner tube is uniformly coated with heat insulation coating, and the heat insulation coating is by nano-hollow
Ceramic microbead and inorganic polymer solution are made.
Preferably, be evenly distributed with multiple magnetic sheets inside the perble range, and multiple magnetic sheets be it is red white double-colored, on one side for
Red another side is white, and degree overturning can be achieved in magnetic sheet in the perble range.
Preferably, the front surface of the display board is provided with master scale.
Preferably, the top of the liquidometer meter body is provided with clip, and the quantity of clip is two, and two clips are right respectively
Claim the top and bottom end that are distributed in the liquidometer meter body, the inside diameter of two clips and the detection conduit and the display
The sum of diameter of plate is equal.
Compared with prior art, the beneficial effects of the present invention are: by the way that detection conduit is divided into double-layer structure, in liquid
Pipe shell adds heating inner tube, under low-temperature working environment, is heated by the heating wire of inner tube inner surface wall to liquid inner tube,
It avoids liquid inner tube from the phenomenon that sharp freezing occur, keeps the level sensing of liquidometer meter body more stable, improve liquidometer meter body
Service efficiency and working efficiency, and by heating inner tube appearance wall uniformly coat heat insulation coating, can be enhanced in heating
The stability in use of pipe, installs filter screen by being fixed on the top of liquid inner tube, can filter liquid by filter screen
In large particle crystal impurity, reduce the stuck magnetic float of liquid internal tube liquid crystalization particle probability, improve magnetic float exist
Activity stability in liquid inner tube, further increases the job stability of liquidometer meter body, by pacifying in the lower section of blowdown valve
Safety valve is filled, makes liquidometer meter body in blowdown or pressure release, plays good buffering effect, blowdown valve is avoided high pressure spray occur
The phenomenon that splashing improves the blowdown safety and stability of blowdown valve.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is positive structure diagram of the invention；
Fig. 3 is B structure schematic diagram of the invention；
Fig. 4 is detection conduit schematic cross-sectional view of the invention；
Fig. 5 is A structural schematic diagram of the invention；
Fig. 6 is detection conduit overlooking structure diagram of the invention；
In figure: 1, detection components；11, liquidometer meter body；12, conduit is detected；13, display board；14, perble range；15, magnetic float；
16, inner tube is heated；17, heating wire；18, liquid inner tube；19, filter screen；2, mounting assembly；21, mounting flange；22, spiral shell is installed
Column；3, seal assembly；31, sealing flange；32, sealing bolt；4, blowdown component；41, safety valve；411, safe valve shell；
412, fixed valve rod；413, movable valve rod；414, moving screw；42, blowdown valve.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-6 is please referred to, the present invention provides a kind of technical solution: a kind of magnetic double level gauge of high stability, including inspection
Survey component 1, mounting assembly 2, seal assembly 3 and blowdown component 4, detection components 1 include liquidometer meter body 11, detection conduit 12,
Display board 13, perble range 14, magnetic float 15, heating inner tube 16, heating wire 17, liquid inner tube 18 and filter screen 19, detect conduit
12 are located at the left end of liquidometer meter body 11, and are fixedly connected with liquidometer meter body 11, and display board 13 is located at the right side of detection conduit 12
Side, and be fixed with detection conduit 12, perble range 14, which is fixed, is mounted on the inside middle position of display board 13, heating
The inside that detection conduit 12 is arranged in is fixedly mounted in inner tube 16, and the inner surface wall of heating inner tube 16, which is fixed, is provided with heating wire
17, the inside of detection conduit 12, which is fixedly mounted on, is provided with liquid inner tube 18, and magnetic float 15 is located at the inside of liquid inner tube 18, and
It is fixed with liquid inner tube 18, the top of liquid inner tube 18, which is fixed, is provided with filter screen 19.
Mounting assembly 2 includes mounting flange 21 and installation stud 22, and the bottom end that installation stud 22 is located at detection conduit 12 is left
Side, and be welded and fixed with detection conduit 12, mounting flange 21, which is spirally connected, is fixedly mounted on the left end of installation stud 22.
Seal assembly 3 includes sealing flange 31 and sealing bolt 32, and sealing flange 31 is located at the bottom end of detection conduit 12, and
It is spirally connected fixation with detection conduit 12, sealing bolt 32 is located at the inside of sealing flange 31, and is spirally connected fixation with sealing flange 31.
Blowdown component 4 includes safety valve 41 and blowdown valve 42, and blowdown valve 42 is located at the bottom end of sealing flange 31, and with detection
Conduit 12 is spirally connected fixation, and safety valve 41 is located at the bottom end of blowdown valve 42, and is fixed with blowdown valve 42.
In the present embodiment, safety valve 41 is located at the bottom end of blowdown valve 42, and is fixed with blowdown valve 42, makes liquidometer meter
Body 11 plays good buffering effect in blowdown or pressure release, and blowdown valve 42 is avoided the phenomenon that high pressure splash occur, the row of raising
The blowdown safety and stability of dirty valve 42.
Further, safety valve 41 is by safe valve shell 411, fixed valve rod 412, movable valve rod 413 and moving screw 414
The top that safe valve shell 411 is arranged in is fixedly mounted in composition, fixed valve rod 412, and movable valve rod 413 is located at fixed valve rod 412
Lower section, and be slidably connected with fixed valve rod 412 by moving screw 414.
In the present embodiment, safety valve 41 is by safe valve shell 411, fixed valve rod 412, movable valve rod 413 and moving screw
The top that safe valve shell 411 is arranged in is fixedly mounted in 414 compositions, fixed valve rod 412, and movable valve rod 413 is located at fixed valve rod
412 lower section, and be slidably connected with fixed valve rod 412 by moving screw 414, activity can be driven for moving screw 414
Valve rod 413 moves up and down below fixed valve rod 412, and then makes blowdown valve 42 in blowdown or pressure release, can pass through
Safety valve 41 carries out buffer function, and sewage is discharged slowly out of moving screw 414, improves the blowdown safety of blowdown valve 42
Property and stability.
Further, the quantity of heating wire 17 is several, and several heating wire 17 are respectively uniformly distributed in heating inner tube 16
Inner surface wall.
In the present embodiment, the quantity of heating wire 17 be it is several, several heating wire 17 are respectively uniformly distributed in heating inner tube 16
Inner surface wall avoid liquid inner tube 18 the phenomenon that sharp freezing occur for being heated to liquid inner tube 18, make liquidometer meter
The level sensing of body 11 is more stable, improves the service efficiency and working efficiency of liquidometer meter body 11.
Further, the outside of moving screw 414 is provided with spring, and spring is fixed with moving screw 414, spring
One end be fixed with fixed valve rod 412, the other end is fixed with activity valve rod 413.
In the present embodiment, the outside of moving screw 414 is provided with spring, and spring is fixed with moving screw 414, bullet
One end of spring is fixed with fixed valve rod 412, and the other end is fixed with movable valve rod 413, for driving movable valve rod 413
It moves up and down.
Further, the appearance wall for heating inner tube 16 is uniformly coated with heat insulation coating, and heat insulation coating is by nano-hollow ceramics
Microballon and inorganic polymer solution are made.
In the present embodiment, the appearance wall of heating inner tube 16 is uniformly coated with heat insulation coating, and heat insulation coating is made pottery by nano-hollow
Porcelain microballon and inorganic polymer solution are made, and for reinforcing heating the heat insulation effect of inner tube 16, and reinforce the resistance to of heating inner tube 16
Freeze thawing and anti-aging property.
Further, be evenly distributed with multiple magnetic sheets inside perble range 14, and multiple magnetic sheets be it is red white double-colored, on one side for
Red another side is white, and 180 degree overturning can be achieved in magnetic sheet in perble range 14.
In the present embodiment, be evenly distributed with multiple magnetic sheets inside perble range 14, and multiple magnetic sheets be it is red white double-colored, on one side
It is white for red another side, and 180 degree overturning can be achieved in magnetic sheet in perble range 14, by showing the inspection of body 11 based on liquidometer
Survey result.
Further, the front surface of display board 13 is provided with master scale.
In the present embodiment, the front surface of display board 13 is provided with master scale, convenient for observing the detection of liquidometer meter body 11
Data facilitate staff to observe and record testing result.
Further, the top of liquidometer meter body 11 is provided with clip, and the quantity of clip is two, and two clips are right respectively
Claim to be distributed in the top and bottom end of liquidometer meter body 11, the inside diameter of two clips with detect the straight of conduit 12 and display board 13
The sum of diameter is equal.
In the present embodiment, the top of liquidometer meter body 11 is provided with clip, and the quantity of clip is two, two clip difference
It is symmetrically distributed in the top and bottom end of liquidometer meter body 11, inside diameter and detection conduit 12 and the display board 13 of two clips
The sum of diameter is equal, more stable for detecting conduit 12 and the fixation of display board 13.
The working principle of the invention and process for using: after the present invention installs, correcting the magnetic sheet in perble range 14 first,
According to the zero graduation line on display board 13, zero graduation magnetic sheet below is turned into red, other magnetic sheets are turned into white, open
The magnetic one end of the slightly weight of magnetic float 15, is packed into liquid inner tube 18, then by the sealing flange 31 for detecting 12 bottom end of conduit upwards
Sealing flange 31 is loaded onto, the color change of 14 internal magnet plate of perble range, the red white turnover panel intersection on display board 13 are then observed
Scale, be exactly the height of liquid level, in the detection process of liquidometer meter body 11, if liquidometer meter body 11 is in low-temperature working ring
The heating wire 17 in border, heating 16 inner surface wall of inner tube can heat liquid inner tube 18, and then avoid the liquid in liquid inner tube 18
There is the phenomenon that sharp freezing in body, keeps the level sensing of liquidometer meter body 11 more stable, improves the use of liquidometer meter body 11
Efficiency and working efficiency, and the heat insulation coating of 16 appearance wall of inner tube coating is heated, the use that heating inner tube 16 can be enhanced is stablized
Property, when liquid enters liquid inner tube 18, filter screen 19 can filter the large particle crystal impurity in liquid, reduce liquid inner tube
The probability of the stuck magnetic float 15 of 18 internal liquid crystalline particles improves activity stability of the magnetic float 15 in liquid inner tube 18,
Enhance the job stability of liquidometer meter body 11, liquidometer meter body 11 after a period of work, opens blowdown valve 42, to liquidometer
Meter body 11 is cleared up, and for blowdown valve 42 in blowdown or pressure release, safety valve 41 can play good buffering effect, the row of avoiding
There is the phenomenon that high pressure splash in dirty valve 42, improves the blowdown safety and stability of blowdown valve 42.
As used some vocabulary to censure specific components in the specification and claims.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is as the mode for distinguishing component, but with the difference of component functionally as the criterion of differentiation.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer within the acceptable error range, those skilled in the art can within a certain error range solve described in
Technical problem basically reaches the technical effect.In addition, " coupling " word includes any direct and indirect electric property coupling herein
Means.Therefore, if it is described herein that a first device is coupled to a second device, then representing the first device can directly electrical coupling
It is connected to the second device, or the second device indirectly electrically coupled through other devices or coupling means.Specification
Subsequent descriptions be implement the application better embodiment, so it is described description be for the purpose of the rule for illustrating the application,
It is not intended to limit the scope of the present application.The protection scope of the application is as defined by the appended claims.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
Include, so that commodity or system including a series of elements not only include those elements, but also including not clear
The other element listed, or further include for this commodity or the intrinsic element of system.In the feelings not limited more
Under condition, the element that is limited by sentence "including a ...", it is not excluded that in the commodity or system for including the element also
There are other identical elements.
Several preferred embodiments of the invention have shown and described in above description, but as previously described, it should be understood that the present invention
Be not limited to forms disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations,
Modification and environment, and the above teachings or related fields of technology or knowledge can be passed through within that scope of the inventive concept describe herein
It is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be in this hair
In the protection scope of bright appended claims.
Claims (8)
1. a kind of magnetic double level gauge of high stability, it is characterised in that: including detection components (1), mounting assembly (2), sealing
Component (3) and blowdown component (4), the detection components (1) include liquidometer meter body (11), detection conduit (12), display board
(13), perble range (14), magnetic float (15), heating inner tube (16), heating wire (17), liquid inner tube (18) and filter screen (19),
Detection conduit (12) is located at the left end of the liquidometer meter body (11), and is fixedly connected with the liquidometer meter body (11),
The display board (13) is located at the right side of detection conduit (12), and is fixed with the detection conduit (12), described to turn over
Plate case (14), which is fixed, is mounted on the inside middle position of the display board (13), and the heating inner tube (16) is fixedly mounted
It is arranged in the inside of detection conduit (12), the inner surface wall of heating inner tube (16), which is fixed, is provided with heating wire
(17), it is fixedly mounted on and is provided with liquid inner tube (18) on the inside of the detection conduit (12), the magnetic float (15) is located at institute
The inside of liquid inner tube (18) is stated, and is fixed with the liquid inner tube (18), the top engaging of the liquid inner tube (18)
It is fixedly installed filter screen (19), the mounting assembly (2) includes mounting flange (21) and installation stud (22), the installation spiral shell
Column (22) is located on the left of the bottom end of detection conduit (12), and is welded and fixed with the detection conduit (12), the Method for Installation
Blue (21), which are spirally connected, is fixedly mounted on the left end of installation stud (22), the seal assembly (3) include sealing flange (31) and
Sealing bolt (32), the sealing flange (31) be located at it is described detection conduit (12) bottom end, and with the detection conduit (12)
Be spirally connected fixation, and the sealing bolt (32) is located at the inside of the sealing flange (31), and is spirally connected with the sealing flange (31)
Fixed, the blowdown component (4) includes safety valve (41) and blowdown valve (42), and the blowdown valve (42) is located at the sealing flange
(31) bottom end, and be spirally connected fixation with the detection conduit (12), the safety valve (41) is located at the bottom of the blowdown valve (42)
End, and be fixed with the blowdown valve (42).
2. a kind of magnetic double level gauge of high stability according to claim 1, it is characterised in that: the safety valve (41)
It is made of safe valve shell (411), fixed valve rod (412), movable valve rod (413) and moving screw (414), the fixed valve rod
(412) setting is fixedly mounted on the top of the safe valve shell (411), the activity valve rod (413) is located at the fixed valve
The lower section of column (412), and be slidably connected with the fixed valve rod (412) by the moving screw (414).
3. a kind of magnetic double level gauge of high stability according to claim 1, it is characterised in that: the heating wire (17)
Quantity be it is several, several heating wire (17) be respectively uniformly distributed it is described heating inner tube (16) inner surface wall.
4. a kind of magnetic double level gauge of high stability according to claim 2, it is characterised in that: the moving screw
(414) spring is provided on the outside of, and spring is fixed with the moving screw (414), one end of spring and the fixation
Valve rod (412) is fixed, and the other end is fixed with the movable valve rod (413).
5. a kind of magnetic double level gauge of high stability according to claim 1, it is characterised in that: the heating inner tube
(16) appearance wall is uniformly coated with heat insulation coating, and the heat insulation coating is by nano-hollow ceramic microbead and inorganic polymer solution
It is made.
6. a kind of magnetic double level gauge of high stability according to claim 1, it is characterised in that: the perble range (14)
Inside is evenly distributed with multiple magnetic sheets, and multiple magnetic sheets are red white double-colored, are on one side white for red another side, and magnetic sheet exists
180 degree overturning can be achieved in the perble range (14).
7. a kind of magnetic double level gauge of high stability according to claim 1, it is characterised in that: the display board (13)
Front surface be provided with master scale.
8. a kind of magnetic double level gauge of high stability according to claim 1, it is characterised in that: the liquidometer meter body
(11) top is provided with clip, and the quantity of clip is two, and two clips are respectively symmetrically distributed in the liquidometer meter body
(11) top and bottom end, the inside diameter of two clips and it is described detection conduit (12) and the display board (13) diameter it
With it is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810995300.6A CN108955834A (en) | 2018-08-29 | 2018-08-29 | A kind of magnetic double level gauge of high stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810995300.6A CN108955834A (en) | 2018-08-29 | 2018-08-29 | A kind of magnetic double level gauge of high stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108955834A true CN108955834A (en) | 2018-12-07 |
Family
ID=64474404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810995300.6A Pending CN108955834A (en) | 2018-08-29 | 2018-08-29 | A kind of magnetic double level gauge of high stability |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114486542A (en) * | 2021-12-28 | 2022-05-13 | 安徽云蒙仪表有限公司 | Glass manages glass pipe detection device for level gauge |
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| US20120265453A1 (en) * | 2009-12-24 | 2012-10-18 | Korea Aerospace Research Institute | Air Data Sensor Device |
| CN202547736U (en) * | 2011-11-22 | 2012-11-21 | 大连美天测控***有限公司 | An electric trace heating type magnetic floater liquid level meter |
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| CN114486542A (en) * | 2021-12-28 | 2022-05-13 | 安徽云蒙仪表有限公司 | Glass manages glass pipe detection device for level gauge |
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Application publication date: 20181207 |