CN201672962U - Single-point built-in type Hall liquid level sensor - Google Patents
Single-point built-in type Hall liquid level sensor Download PDFInfo
- Publication number
- CN201672962U CN201672962U CN2010201954419U CN201020195441U CN201672962U CN 201672962 U CN201672962 U CN 201672962U CN 2010201954419 U CN2010201954419 U CN 2010201954419U CN 201020195441 U CN201020195441 U CN 201020195441U CN 201672962 U CN201672962 U CN 201672962U
- Authority
- CN
- China
- Prior art keywords
- liquid level
- support bar
- stationary installation
- hall
- level sensor
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Level Indicators Using A Float (AREA)
Abstract
The utility model relates to a single-point built-in type Hall liquid level sensor, which structurally and mainly comprises a floater, a magnet, a buoy, a Hall device, a supporting rod and a fixing device, wherein the magnet is fixedly arranged at the lower end of the floater, the floater is arranged in the buoy, the supporting rod and the buoy are L-shaped, one end of the supporting rod is fixedly arranged on the outer side wall of the lower end of the buoy, the Hall device is arranged in the supporting rod close to the buoy, and the other end of the supporting rod is provided with the fixing device arranged on a container tank. The single-point built-in type Hall liquid level sensor has advantages of small volume, high sensitivity, stable and reliable performance, arbitrary setting for installation height and quantity, long service life and the like, and is suitable to be arranged on any container tank and used for controlling the liquid level and knowing the liquid level information on the liquid in the tank for use.
Description
Technical field
The utility model relates to a kind of liquid level sensor, and the particularly a kind of single-point built-in Hall liquid level sensor of bucket on the wall that is installed in setting height belongs to the field that liquid levels is measured.
Background technology
Existing Hall liquid level sensor mainly contains the utility model patent that No. 200520069435.8 names of applying in person are called radiative collision formula Hall liquid level sensor, its structure mainly is made up of float, liquid level tube, hall device, magnet, sealed outer pipe, spacer pin and ring flange, described radiant type toroidal magnet is contained in the bottom of float, float and radiant type toroidal magnet are contained in the liquid level tube, hall device is contained on the outer wall of liquid level tube, sealed outer pipe is contained in the hall device outside, spacer pin is contained in the bottom of liquid level tube, and ring flange is contained in the top of liquid level tube.Be fit to be inserted into and detect liquid level in the fluid reservoir that rocks.But owing to need to design a plurality of Level Detection points on this sensor, the length of its liquid level tube is very long, find that in actual use float occurs being blocked phenomenon when doing lifting on a large scale in very long liquid level tube sometimes, in case appearance is blocked phenomenon lost efficacy in the position of having a few, have a strong impact on the normal operation of entire equipment, this critical defect will influence its reliability.
Summary of the invention
The purpose of this utility model is in order to overcome the not high weak point of reliability that detects the multipoint mode Hall liquid level sensor of liquid level in the fluid reservoir that is inserted into of above-mentioned existing strip, to design the single-point built-in Hall liquid level sensor that a kind of volume is little, highly sensitive, stable and reliable for performance, setting height(from bottom) is set arbitrarily.
Single-point built-in Hall liquid level sensor of the present utility model, its structure comprises float, magnet, floating drum, hall device, support bar and stationary installation, described magnet is packed in the float lower end, float is contained in the floating drum, support bar and floating drum are L-shaped, one end of support bar is packed on the lateral wall of floating drum lower end, and hall device is contained near in the support bar of floating drum, and the other end of support bar is provided with the stationary installation that is used to be installed on the container tank.
In order to prevent that float from leaving floating drum, register pin is equipped with down in the lower end of described floating drum, and register pin is equipped with in the upper end of floating drum.
The stationary installation that is used to be installed on the container tank that support bar is provided with can have multiple choices, and wherein main stationary installation can be selected extrapolation type flange plate type stationary installation or extrapolation type bolt type stationary installation or interpolation type bolt type stationary installation for use.
For extrapolation type flange plate type stationary installation, its structure comprises outside flange dish and inner flange, and described inner flange is welded on the outer wall in container tank liquid level hole of setting height, and the outside flange dish is installed in the terminal of support bar and is installed on the inner flange with screw.
For extrapolation type bolt type stationary installation, its structure comprises outer lug boss and inner nut, described inner nut is welded on the outer wall in container tank liquid level hole of setting height, outer lug boss is installed in the end of support bar, the support bar of outer lug boss inboard is provided with external thread, and support bar is installed on the inner nut through external thread.
For interpolation type bolt type stationary installation, its structure comprises inner convex platform and outer nut, and described inner convex platform is installed in the middle part of support bar, and container tank liquid level hole and outer nut that the support bar in the inner convex platform outside is provided with external thread and passes setting height are tightened.
In order to prevent leaked liquid, can have additional O-ring seal or packing washer in the one or both sides in container tank liquid level hole.
Single-point built-in Hall liquid level sensor of the present utility model, because be single-point type, can make floating drum very short, oversize and the shortcoming that blocked easily of the liquid level tube of No. 200520069435.8 patents that has overcome my application fully, have that volume is little, highly sensitive, stable and reliable for performance, setting height(from bottom) and quantity is set arbitrarily and advantages such as long service life, be fit to be installed on any container tank and pot liquid done liquid level control and understand uses such as liquid level information.
Description of drawings
Fig. 1 is a kind of structural representation in the utility model;
Fig. 2 is an another kind of structural representation of the present utility model;
Fig. 3 is another structural representation of the present utility model.
Among the last figure 1 goes up register pin, the 2nd, floating drum, the 3rd, float, the 4th, magnet, the 5th, following register pin, the 6th, hall device, the 7th, support bar, the 8th, fluid sealant, the 9th, hall device signal wire, the 10th, packing washer, the 11st, screw, 12 outside flange dishes, the 13rd, inner flange, the 14th, internal and external screw thread, the 15th, outer lug boss, the 16th, inner nut, the 17th, outer nut, the 18th, inner convex platform, the 20th, the preparation that dots is installed in the chamber wall on the container tank.
Embodiment
Accompanying drawing is non-limiting to disclose several specific embodiment of the present utility model, in conjunction with the accompanying drawings the utility model is further described as follows.
Referring to accompanying drawing 1-3, single-point built-in Hall liquid level sensor of the present utility model, its structure mainly is made up of float 3, magnet 4, floating drum 2, hall device 6, support bar 7 and stationary installation, described magnet 4 is packed in float 3 lower ends, float 3 is contained in the floating drum 2, and support bar 7 is L-shaped with floating drum 2, and an end of support bar 7 is packed on the lateral wall of floating drum 2 lower ends, hall device 6 is contained near in the support bar 7 of floating drum 2, and the other end of support bar 7 is provided with the stationary installation that is used to be installed on the container tank.
In order to prevent that float 3 from leaving floating drum 2, register pin 5 is equipped with down in the lower end of described floating drum 2, and register pin 1 is equipped with in the upper end of floating drum 2.Also available positioning screw of described register pin or guard replace.
The stationary installation that is used to be installed on the container tank that support bar 7 is provided with can have multiple choices, and wherein main stationary installation can be selected extrapolation type flange plate type stationary installation or extrapolation type bolt type stationary installation or interpolation type bolt type stationary installation for use.Can select interpolation type bolt type stationary installation for use for sensor can be installed the time in container tank, can make mounting hole less, also can save welding sequence.For not only high but also thin and can select extrapolation type flange plate type stationary installation or extrapolation type bolt type stationary installation for use when being difficult in container tank, install.
For extrapolation type flange plate type stationary installation, its structure mainly is made up of outside flange dish 12 and inner flange 13 as shown in Figure 1, and outside flange dish 12 is installed in the terminal of support bar 7 and is installed on the inner flange 13 with screw 11.In order to prevent leaked liquid, can have additional O-ring seal or packing washer 10 in the one or both sides in container tank liquid level hole.When mounted, elder generation is provided with the liquid level hole consistent with inner flange 13 internal diameters in the setting height of the chamber wall 20 of container tank, be inserted into container tank in from the outside of inner flange 13 floating drum 2 again and rotate floating drum and make it straight up or straight down, inner flange 13 is welded on the lateral wall in the liquid level hole on the chamber wall 20 again.When floating drum is upwards installed, can reduce and can send signal make magnet 4 drop to the time in liquid level near hall device 6; When floating drum is installed, can when rising but make magnet 4 rise near hall device 6, liquid level can send signal downwards.When being useful signal, only need to set up anti-phase getting final product on the output signal line 9 with hall device 6 as the needs opposite signal.Down together.
For extrapolation type bolt type stationary installation, its structure as shown in Figure 2, mainly form by outer lug boss 15 and inner nut 16, described inner nut 16 is welded on the lateral wall in container tank liquid level hole of setting height, outer lug boss 15 is installed in the end of support bar 7, the support bar 7 of outer lug boss 15 inboards is provided with external thread 14, and support bar is installed on the inner nut 16 through external thread 14.In order to prevent leaked liquid, can have additional O-ring seal or packing washer 10 in the one or both sides in container tank liquid level hole.When mounted, elder generation is provided with the liquid level hole consistent with inner nut 16 internal diameters in the setting height of the chamber wall 20 of container tank, be inserted into container tank in from the outside of inner nut 16 floating drum 2 again and rotate floating drum and make it straight up or straight down, inner nut 16 is welded on the outer wall in the liquid level hole on the chamber wall 20 again.
For interpolation type bolt type stationary installation, its structure as shown in Figure 3, mainly form by inner convex platform 18 and outer nut 17, described inner convex platform 18 is installed in the middle part of support bar 7, and container tank liquid level hole and outer nut 17 that the support bar 7 in inner convex platform 18 outsides is provided with external thread 14 and passes setting height are tightened.In order to prevent leaked liquid, can have additional O-ring seal or packing washer 10 in the one or both sides in container tank skin 20 liquid level holes.When mounted, elder generation is provided with the liquid level hole consistent with external thread 14 external diameters in the setting height of the chamber wall 20 of container tank, again the liquid level hole is outwards passed in the container tank in the outer end of support bar 7 and rotate floating drum and make it straight up or straight down, again outer nut 17 is tightened on the external thread 14 of support bar 7 and gets final product.
Claims (7)
1. single-point built-in Hall liquid level sensor, it is characterized in that comprising float, magnet, floating drum, hall device, support bar and stationary installation, described magnet is packed in the float lower end, float is contained in the floating drum, support bar and floating drum are L-shaped, one end of support bar is packed on the lateral wall of floating drum lower end, and hall device is contained near in the support bar of floating drum, and the other end of support bar is provided with the stationary installation that is used to be installed on the container tank.
2. single-point built-in Hall liquid level sensor as claimed in claim 1 is characterized in that register pin is equipped with down in the lower end of described floating drum, and register pin is equipped with in the upper end of floating drum.
3. single-point built-in Hall liquid level sensor as claimed in claim 1 or 2 is characterized in that described stationary installation comprises extrapolation type flange plate type stationary installation or extrapolation type bolt type stationary installation or interpolation type bolt type stationary installation.
4. single-point built-in Hall liquid level sensor as claimed in claim 3, it is characterized in that described extrapolation type flange plate type stationary installation comprises outside flange dish and inner flange, described inner flange is welded on the lateral wall in container tank liquid level hole of setting height, and the outside flange dish is installed in the terminal of support bar and is installed on the inner flange with screw.
5. single-point built-in Hall liquid level sensor as claimed in claim 3, it is characterized in that described extrapolation type bolt type stationary installation comprises outer lug boss and inner nut, described inner nut is welded on the outer wall in container tank liquid level hole of setting height, outer lug boss is installed in the end of support bar, the support bar of outer lug boss inboard is provided with external thread, and support bar is installed on the inner nut through external thread.
6. single-point built-in Hall liquid level sensor as claimed in claim 3, it is characterized in that described interpolation type bolt type stationary installation, its structure comprises inner convex platform and outer nut, described inner convex platform is installed in the middle part of support bar, and container tank liquid level hole and outer nut that the support bar in the inner convex platform outside is provided with external thread and passes setting height are tightened.
7. as single-point built-in Hall liquid level sensor as described in claim 4 or 5 or 6, it is characterized in that the one or both sides in described container tank liquid level hole have additional O-ring seal or packing washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201954419U CN201672962U (en) | 2010-05-19 | 2010-05-19 | Single-point built-in type Hall liquid level sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201954419U CN201672962U (en) | 2010-05-19 | 2010-05-19 | Single-point built-in type Hall liquid level sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201672962U true CN201672962U (en) | 2010-12-15 |
Family
ID=43330374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201954419U Expired - Fee Related CN201672962U (en) | 2010-05-19 | 2010-05-19 | Single-point built-in type Hall liquid level sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201672962U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865719A (en) * | 2010-05-19 | 2010-10-20 | 周毕华 | Single-point built-in Hall liquid level sensor |
| CN108387297A (en) * | 2018-04-13 | 2018-08-10 | 哈尔滨德利亚电子科技有限公司 | Liquid level control system, liquid level sensor and its control system |
-
2010
- 2010-05-19 CN CN2010201954419U patent/CN201672962U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865719A (en) * | 2010-05-19 | 2010-10-20 | 周毕华 | Single-point built-in Hall liquid level sensor |
| CN108387297A (en) * | 2018-04-13 | 2018-08-10 | 哈尔滨德利亚电子科技有限公司 | Liquid level control system, liquid level sensor and its control system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201378053Y (en) | Static force level gauge | |
| CN201672962U (en) | Single-point built-in type Hall liquid level sensor | |
| CN101865719A (en) | Single-point built-in Hall liquid level sensor | |
| CN203837778U (en) | Vehicle-mounted oil tank and liquid level measurement device thereof | |
| CN211552999U (en) | High temperature resistant floater level gauge | |
| CN202562577U (en) | Liquid level alarm device | |
| CN201589646U (en) | Water level and temperature induction meter | |
| CN203587189U (en) | Insertion type liquid crystal display magnetic floater liquid level meter | |
| KR101145607B1 (en) | Liquid level detecting apparatus of high-pressure vessel | |
| CN202928661U (en) | Top-loading magnetic floater liquid level indicator | |
| CN206804114U (en) | A kind of new magnetic double level gauge | |
| CN103134564A (en) | Liquid level measurement device | |
| CN102087134A (en) | Photoelectric liquid level meter | |
| CN204286548U (en) | Magnetic turnover plate type liquid level gauge | |
| CN202255565U (en) | Liquid level sensor | |
| CN103592005A (en) | Ejecting type magnetic turned column level meter | |
| CN201289245Y (en) | External self control liquid level and liquid temperature sensor | |
| CN202814500U (en) | Liquid level meter | |
| CN202885258U (en) | Ladder-shaped multi-probe water box bidirectional measuring and controlling system | |
| CN201926488U (en) | Photoelectric liquid level meter | |
| CN101881646A (en) | Buoy used for buoy liquid level gauge | |
| CN206695874U (en) | Dual chamber liquid level gauge | |
| CN213455744U (en) | High-pressure-resistant float liquid level meter | |
| CN2833440Y (en) | Water level and water temperature detector for solar water heater | |
| CN203571429U (en) | Anti-overfilling buzzer type LNG storage tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101215 Termination date: 20170519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |