CN203772363U - Magnetic levitation type liquid level sensor - Google Patents
Magnetic levitation type liquid level sensor Download PDFInfo
- Publication number
- CN203772363U CN203772363U CN201420185336.5U CN201420185336U CN203772363U CN 203772363 U CN203772363 U CN 203772363U CN 201420185336 U CN201420185336 U CN 201420185336U CN 203772363 U CN203772363 U CN 203772363U
- Authority
- CN
- China
- Prior art keywords
- magnetic
- liquid level
- level sensor
- type liquid
- levitation type
- 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 - Lifetime
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 22
- 238000005339 levitation Methods 0.000 title claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 230000006698 induction Effects 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 230000005355 Hall effect Effects 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000002788 crimping Methods 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000007667 floating Methods 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 abstract 3
- 230000037431 insertion Effects 0.000 abstract 3
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Level Indicators Using A Float (AREA)
Abstract
The utility model relates to a magnetic levitation type liquid level sensor which comprises a magnetic floating ball, a measuring rod and an electronic bin fixedly connected with the measuring rod into a whole, wherein a magnetic induction device is arranged in the measuring rod, a signal conversion and modulation circuit is arranged in the electronic bin, and the magnetic induction device is electrically connected with the signal conversion and modulation circuit. The magnetic levitation type liquid level sensor is characterized by further comprising a blind tube installed outside the measuring rod in a sleeved mode, the magnetic floating ball is installed outside the blind tube in a slidable and sleeved mode, a floating ball limiting device is arranged at the lower end of the blind tube, a connecting piece is arranged at the upper end of the blind tube, an insertion piece is arranged at the upper end of the measuring rod, and an insertion port matched with the insertion piece is formed in the connecting piece. The magnetic levitation type liquid level sensor has the advantages that installation and maintenance are convenient, and the sealing structure of a storage tank can not be damaged during maintenance.
Description
Technical field
The utility model relates to level gauging technical field, relates in particular to a kind of magnetic levitation type liquid level sensor.
Background technology
Liquid level sensor is a kind of conventional liquid level emasuring device, and the floating type liquid level sensor of magnetic is widely used one wherein.The floating type liquid level sensor of current magnetic is made up of sounding rod and magnetic ball float, in sounding rod, be built-in with magnetic-inductive device, in this integral structure, directly the sounding rod of the contact liq medium magnetic-inductive device built-in with it and electronics storehouse that signal processing circuit is housed are to be inconvenient to split, and due to magnetic-inductive device and signal processing circuit vulnerability is housed, keep in repair very inconvenient, especially seal storage tank with pressure for some, medium in the time of maintenance and replacing liquid level sensor in necessary first emptying storage tank, sounding rod could be pulled out, so not only can cause the waste of medium in storage tank, affect the operating mode of medium in storage tank, and waste time and energy very much, can cause the level gauging Chief Signal Boatswain time to be interrupted, have influence on normal detection control.In addition, also can destroy the original sealing between sensor and storage tank changing when liquid level sensor, easily cause the leakage of medium or medium is contacted with outside air and cause inefficacy.
Utility model content
The utility model, for the deficiency of above-mentioned prior art existence, provides the magnetic levitation type liquid level sensor of a kind of easy disassembly and maintenance.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of magnetic levitation type liquid level sensor, comprise magnetic ball float, sounding rod and the electronics storehouse being fixedly connected as a single entity with described sounding rod, in described sounding rod, be provided with magnetic-inductive device, in described electronics storehouse, be provided with signal conversion and modulation circuit, described magnetic-inductive device is electrically connected with described signal conversion and modulation circuit, it is characterized in that, also comprise the blind pipe that is sleeved on described sounding rod outside, described magnetic ball float is slidably sleeved on the outside of described blind pipe, the lower end of described blind pipe is provided with ball float stop means, upper end is provided with web member, the upper end of described sounding rod is provided with plug connector, described web member is provided with the socket suitable with described plug connector.
The beneficial effects of the utility model are: blind pipe and sensor body are split-type structural, installation and maintenance are convenient, when sealing storage tank with pressure, only sounding rod need be pulled out from described blind pipe the maintenance of measurement component, can not destroy the hermetically-sealed construction of storage tank, can not affect the operating mode of medium in storage tank.
On the basis of technique scheme, the utility model can also do following improvement.
Further, described magnetic-inductive device is magnetic induction turnover panel, magnetostrictive waveguide silk or hall effect sensor.
Adopt the beneficial effect of above-mentioned further scheme to be, can have the multiple detection way of output for you to choose.
Further, described web member is provided with the flange or the screw socket that are connected with outside tank body.
Adopt the beneficial effect of above-mentioned further scheme to be, can select according to the job requirement of storage tank the connected mode of sensor and tank body.
Further, the web member of described blind pipe and outside tank body are welded as a whole.
Adopt the beneficial effect of above-mentioned further scheme to be, strengthened the sealing property of storage tank, due in the time that sensor damages, do not relate to mobile blind pipe, therefore blind pipe can also become a part for tank body.
Further, between described plug connector and web member, adopt and peg graft, be threaded or Elastic buckle crimping.
Adopt the beneficial effect of above-mentioned further scheme to be, make easy to connect between sounding rod and blind pipe.
Further, the material of described blind pipe is copper, aluminium, stainless steel or plastics.
Adopt the beneficial effect of above-mentioned further scheme to be, can select as required the material of blind pipe.
Further, described ball float stop means is register pin or clip.
Adopt the beneficial effect of above-mentioned further scheme to be, can make the ball float can slippage from blind pipe.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is blind pipe structural representation of the present utility model;
Fig. 3 is sounding rod of the present utility model and electronics chamber structure schematic diagram.
At Fig. 1 in Fig. 3,1, sounding rod; 2, electronics storehouse; 3, plug connector; 4, magnetic ball float; 5, blind pipe; 6, ball float stop means; 7, web member; 8, socket; 9, outgoing cable.
Embodiment
Below in conjunction with accompanying drawing, principle of the present utility model and feature are described, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1 to Figure 3, a kind of magnetic levitation type liquid level sensor, comprise magnetic ball float 4, sounding rod 1 and the electronics storehouse 2 being fixedly connected as a single entity with described sounding rod 1, in described sounding rod 1, be provided with magnetic-inductive device, in described electronics storehouse 2, be provided with signal conversion and modulation circuit, described magnetic-inductive device is electrically connected with described signal conversion and modulation circuit, also comprise the blind pipe 5 that is sleeved on described sounding rod outside, described magnetic ball float 4 is slidably sleeved on the outside of described blind pipe, the lower end of described blind pipe is provided with ball float stop means 6, upper end is provided with web member 7, the upper end of described sounding rod is provided with plug connector 3, described web member 7 is provided with the socket 8 suitable with described plug connector 3.On described electronics storehouse with outgoing cable 9.
Described magnetic-inductive device is magnetic induction turnover panel, magnetostrictive waveguide silk or hall effect sensor.
Described web member 7 is provided with the flange or the screw socket that are connected with outside tank body.
Web member 7 and the outside tank body of described blind pipe are welded as a whole.
Between described plug connector 3 and web member 7, adopt and peg graft, be threaded or Elastic buckle crimping.
The material of described blind pipe is copper, aluminium, stainless steel or plastics.
Described ball float stop means 6 is register pin or clip.
When the utility model is used for being with means of press seals storage tank, can first described blind pipe 5 be tightly connected with tank body, as welding etc., then described sounding rod 1 is communicated with to electronics storehouse 2 one and inserts described socket, like this by avoided completely because of on the maintenance of sensor on the impact that causes of medium operating mode in sealing storage tank.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a magnetic levitation type liquid level sensor, comprise magnetic ball float, sounding rod and the electronics storehouse being fixedly connected as a single entity with described sounding rod, in described sounding rod, be provided with magnetic-inductive device, in described electronics storehouse, be provided with signal conversion and modulation circuit, described magnetic-inductive device is electrically connected with described signal conversion and modulation circuit, it is characterized in that, also comprise the blind pipe that is sleeved on described sounding rod outside, described magnetic ball float is slidably sleeved on the outside of described blind pipe, the lower end of described blind pipe is provided with ball float stop means, upper end is provided with web member, the upper end of described sounding rod is provided with plug connector, described web member is provided with the socket suitable with described plug connector.
2. magnetic levitation type liquid level sensor according to claim 1, is characterized in that, described magnetic-inductive device is magnetic induction turnover panel, magnetostrictive waveguide silk or hall effect sensor.
3. magnetic levitation type liquid level sensor according to claim 1, is characterized in that, described web member is provided with the flange or the screw socket that are connected with outside tank body.
4. magnetic levitation type liquid level sensor according to claim 1, is characterized in that, the web member of described blind pipe and outside tank body are welded as a whole.
5. according to the magnetic levitation type liquid level sensor described in claim 1～4 any one, it is characterized in that, between described plug connector and web member, adopt and peg graft, be threaded or Elastic buckle crimping.
6. magnetic levitation type liquid level sensor according to claim 1, is characterized in that, the material of described blind pipe is copper, aluminium, stainless steel or plastics.
7. magnetic levitation type liquid level sensor according to claim 1, is characterized in that, described ball float stop means is register pin or clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420185336.5U CN203772363U (en) | 2014-04-16 | 2014-04-16 | Magnetic levitation type liquid level sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420185336.5U CN203772363U (en) | 2014-04-16 | 2014-04-16 | Magnetic levitation type liquid level sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203772363U true CN203772363U (en) | 2014-08-13 |
Family
ID=51289545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420185336.5U Expired - Lifetime CN203772363U (en) | 2014-04-16 | 2014-04-16 | Magnetic levitation type liquid level sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203772363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955835A (en) * | 2018-08-29 | 2018-12-07 | 天长市瑞达仪表电缆材料厂 | A kind of flexible liquidometer of high reliability maglev type |
-
2014
- 2014-04-16 CN CN201420185336.5U patent/CN203772363U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955835A (en) * | 2018-08-29 | 2018-12-07 | 天长市瑞达仪表电缆材料厂 | A kind of flexible liquidometer of high reliability maglev type |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 264003 Shandong city of Yantai province Laishan dunham-bush Road Economic Development Zone No. 1 Patentee after: DUNHAM-BUSH (CHINA) CO.,LTD. Address before: 264003 Shandong city of Yantai province Laishan dunham-bush Road Economic Development Zone No. 1 Patentee before: DUNHAM-BUSH YANTAI Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |
|
| CX01 | Expiry of patent term |