CN203037321U - Liquid level detection device - Google Patents
Liquid level detection device Download PDFInfo
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- CN203037321U CN203037321U CN 201320011753 CN201320011753U CN203037321U CN 203037321 U CN203037321 U CN 203037321U CN 201320011753 CN201320011753 CN 201320011753 CN 201320011753 U CN201320011753 U CN 201320011753U CN 203037321 U CN203037321 U CN 203037321U
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- liquid level
- detection device
- level detection
- container
- buoyancy body
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Abstract
An embodiment of the utility model discloses a liquid level detection device which is used for conducting analog quantity based liquid level detection. The liquid level detection device comprises a container, a floating body, a detection plate, a weight, a track tube and a distance detector, wherein the track tube is vertically arranged inside an inner cavity of the container, the weight is suspended at the bottom of the floating body, the detection plate is arranged at the top of the floating body, the floating body is arranged inside the track tube, and the distance detector is installed at the top of the inner cavity of the container and is located above the detection plate. By the aid of the liquid level detection device, water levels can be detected continuously, and a floating ball is no longer jammed, so that the precision of detection of water levels can be greatly improved.
Description
Technical field
The utility model relates to the feed liquid processing technique field, relates in particular to a kind of liquid level detection device.
Background technology
Add man-hour carrying out feed liquid, the use traffic meter detects the material liquid volume of the delivery pipe of flowing through usually, thereby calculates the height of liquid level in the quantitative bucket.But some feed liquid is easy to generate foam, for example starch fluid.For this many foam material liquids, because the influence of foam can make the metering of flowmeter produce than mistake.
At present, float-ball type liquid level detection device commonly used detects the liquid level of many foam material liquids.Liquid level refers to the height of feed liquid in the container.The float-ball type liquid-level detecting method that prior art adopts detects for the position formula.The formula detection of so-called position refers to detect liquid level and whether reaches certain certain location such as the upper limit, lower limit, can realize that the instrument that the position formula detects has level switch.See also Fig. 1, the float-ball type liquid level detection device comprises: guide rod 101, ball float 102, level switch 103 and container 104.Guide rod 101 vertically is installed in the container 104, container 104 bottoms are generally cone, there is a through hole at ball float 102 middle parts, guide rod 101 flexibly connects by this through hole and ball float 102, thereby the movement locus of restriction ball float 102, be communicated with level switch 103 when ball float 102 rises to a certain liquid level, thereby the output electric signal identifies current liquid level, level switch 103 is installed on the guide rod 101.In the method, ball float guarantees that the first half exposes liquid level, and Lower Half is imbedded liquid level, has therefore got rid of the influence that foam detects liquid level.
But, in technique scheme, because there is viscosity in feed liquid itself, and foam also can strengthen its viscosity, therefore, the ball float of long period of soaking in foam is stuck on guide rod easily, perhaps makes the movement velocity of ball float on guide rod be slower than the speed that liquid level changes, thereby causes liquid level to detect out of true.
The utility model content
In order to address the above problem, the utility model embodiment provides a kind of liquid level detection device, the liquid level that is used for carrying out based on analog quantity detects, by implementing technical solutions of the utility model, height that can the continuous detecting liquid level, and ball float is no longer stuck, and the precision that therefore detects liquid level increases substantially.
A kind of liquid level detection device comprises container and buoyancy body, and described liquid level detection device also comprises: check-out console, weight, orbitron and distance detector,
Described orbitron vertically is arranged at described container intracavity;
Described weight is suspended to described buoyancy body bottom, and described check-out console is arranged at described buoyancy body top;
Described buoyancy body is positioned in the described orbitron;
Described distance detector is installed on described container intracavity top, and be positioned at described check-out console directly over.
Preferably, described liquid level detector is arranged at the bottom of described container intracavity.
Preferably, the opening of described feed pipe extends to the bottom of described container intracavity, and the anti-suck hole is offered in the position near described container top on described feed pipe.
Preferably, described buoyancy body is ball float.
Preferably, described check-out console is steel plate.
Preferably, described weight is steel ball.
Preferably, the wall of described orbitron is reticulate texture.
Preferably, described distance detector is the infrared ray range sensor.
Preferably, described liquid level detector is level switch.
As can be seen from the above technical solutions, the utility model embodiment has the following advantages:
By using the movement locus of orbitron restriction buoyancy body, the guide rod that uses in the replacement prior art has been avoided the generation of the stuck situation of buoyancy body, and the service range detecting device cooperates check-out console to detect the analog quantity of liquid level, bring convenience for monitoring in real time, can greatly improve accuracy of detection again.
Description of drawings
Fig. 1 is the float-ball type liquid level detection device structural drawing of prior art;
Fig. 2 is liquid level detection device structural drawing of the present utility model.
Embodiment
Below in conjunction with the Figure of description in the utility model, the technical scheme in the utility model is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment provides a kind of liquid level detection device, the liquid level that is used for carrying out based on analog quantity detects, by implementing technical solutions of the utility model, and height that can the continuous detecting liquid level, and ball float is no longer stuck, and the precision that therefore detects liquid level increases substantially.
See also Fig. 2, the structural drawing of a kind of liquid level detection device that will describe for the utility model.As shown in Figure 2, described a kind of liquid level detection device comprises container 201 and buoyancy body 202, in the liquid level detection device in the prior art, has also used this two technical characterictics.
In the described liquid level detection device of present embodiment, also comprise: check-out console 203, weight 204, orbitron 205, distance detector 206, liquid level detector 207 and feed pipe 208 and on anti-suck hole 209.The liquid level that this liquid level detection device is specially adapted to comprise the feed liquid of a large amount of foams detects, and is applicable to that also the liquid level of other feed liquid detects, and feed liquid in the present embodiment is example with the starch fluid that comprises a large amount of foams, repeats no more later on.
See also Fig. 2, container 201, buoyancy body 202, check-out console 203, weight 204, orbitron 205, distance detector 206, liquid level detector 207, feed pipe 208, the annexation of anti-suck hole 209 in this liquid level detection device are:
Orbitron 205 vertically is arranged at the inner chamber of container 201, in the present embodiment, the length of orbitron 205 is not done concrete the restriction.Weight 204 is suspended to the bottom of buoyancy body 202, and check-out console 203 is arranged at the top of buoyancy body 202, and buoyancy body 202 is positioned in the orbitron 205.Distance detector 206 is installed on the top of container 201 inner chambers, and be positioned at check-out console 203 directly over.Liquid level detector 207 is arranged at the bottom of container 201 inner chambers.The opening of feed pipe 208 extends to the bottom of container 201 inner chambers, and the position near container 201 tops on the feed pipe 208 offers anti-suck hole 209.
Wherein, see also Fig. 2, container 201 is an airtight container, and its bottom is generally taper, and this tapered tip portion is discharging opening, and the top of container 201 also comprises charging aperture, and charging aperture is used for installing feed pipe 208.
Buoyancy body 202 is hollow body, there is a through hole at the employed ball float of prior art middle part, be used for connecting guide rod, and in the present embodiment, owing to used orbitron 205 to replace guide rod, so through hole need not be offered in buoyancy body 202 middle parts, but need the installation position be set at its top and bottom, be respectively applied to connect check-out console 203 and weight 204.Preferably, buoyancy body 202 is specifically as follows ball float.Ball float can be done very greatly, in order to certain buoyancy is arranged, suppresses thicker foam fully.In addition, buoyancy body 202 can be selected different sizes according to actual needs.
Check-out console 203 is installed on the top of buoyancy body 202, can cooperate distance detector 206 to detect the distance of buoyancy body 202 preferably, thereby calculates the height of liquid level.Preferably, check-out console 203 is specifically as follows steel plate.
Weight 204 is suspended to the bottom of buoyancy body 202, makes buoyancy body 202 not overturn under the maintenance floating state under the gravity effect of weight 204, thereby makes check-out console 203 remain parallel to liquid level, and in this case, check-out console 203 is not stained with feed liquid.Preferably, weight 204 is specifically as follows steel ball.
In addition, in prior art scheme shown in Figure 1, for fear of the influence of foam, need to choose quality and sizeable ball float according to the variable density of feed liquid.And in the present embodiment, the another one effect of weight 204 is exactly the gravity of adjusting buoyancy body 202, and the quality of weight 204 can be chosen as the density of feed liquid according to actual needs.
Wherein, buoyancy body 202, check-out console 203 and weight 204 are formed relocation mechanism.The motion of relocation mechanism in orbitron 205 is smooth and easy, can not produce stuck problem.In addition, distance detector directly over check-out console 203 ensures 206 is detected to be the summit of buoyancy body 202, rather than the leaning to one side of buoyancy body 202, and ensures measurement accuracy.
Orbitron 205 is used for the movement locus of restriction relocation mechanism.Preferably, the wall of orbitron 205 is reticulate texture.Network structure makes liquid level and the container 201 interior liquid levels in the orbitron 205 be consistent.
Distance detector 206 is used for the distance of continuous detecting relocation mechanism, specifically detects the distance of check-out console 203, thereby calculates the height of liquid level, in the case, has ignored buoyancy body 202 oneself heights.Preferably, distance detector 206 is specifically as follows the infrared ray range sensor.Distance detector 206 is non-contacting sensor, has therefore avoided the misoperation that causes because of loose contact in the prior art.In addition, what distance detector 206 detected is analog quantity, and system can monitor the concrete liquid level in the container 201 in real time.Thereby convenient control or adjusting inlet amount, the problem of solution flight error.
Liquid level detector 207 is arranged at the low liquid level detection position of the bottom of container 201 inner chambers, and liquid level detector 207 detects this event when relocation mechanism drops to this low liquid level detection position, stops discharging immediately, specifically can be that time-delay stops.Preferably, liquid level detector 207 is specifically as follows level switch.
The opening of feed pipe 208 extends to the bottom of container 201 inner chambers, from physically reducing the foam that the blanking process produces.
Anti-suck hole 209 is opened in the position at close container 201 tops on the feed pipe 208.After preventing termination of pumping, close interior material suck-back of preceding this mistiming of pan feeding valve.
In the present embodiment, by using the movement locus of orbitron 205 restriction buoyancy body 202, the guide rod that uses in the replacement prior art, avoided the generation of buoyancy body 202 stuck situations, and service range detecting device 206 cooperates check-out console 203 to detect the analog quantity of liquid level, bring convenience for monitoring in real time, can greatly improve accuracy of detection again.
More than a kind of liquid level detection device provided by the utility model is described in detail, for one of ordinary skill in the art, thought according to the utility model embodiment, part in specific embodiments and applications all can change, in sum, this description should not be construed as restriction of the present utility model.
Claims (9)
1. a liquid level detection device comprises container and buoyancy body, it is characterized in that, described liquid level detection device also comprises: check-out console, weight, orbitron and distance detector,
Described orbitron vertically is arranged at described container intracavity;
Described weight is suspended to described buoyancy body bottom, and described check-out console is arranged at described buoyancy body top;
Described buoyancy body is positioned in the described orbitron;
Described distance detector is installed on described container intracavity top, and be positioned at described check-out console directly over.
2. liquid level detection device according to claim 1 is characterized in that, described liquid level detection device also comprises: liquid level detector,
Described liquid level detector is arranged at the bottom of described container intracavity.
3. liquid level detection device according to claim 1 and 2 is characterized in that, described liquid level detection device also comprises: feed pipe,
The opening of described feed pipe extends to the bottom of described container intracavity, and the anti-suck hole is offered in the position near described container top on described feed pipe.
4. liquid level detection device according to claim 1 and 2 is characterized in that,
Described buoyancy body is ball float.
5. liquid level detection device according to claim 1 and 2 is characterized in that,
Described check-out console is steel plate.
6. liquid level detection device according to claim 1 and 2 is characterized in that,
Described weight is steel ball.
7. liquid level detection device according to claim 1 and 2 is characterized in that,
The wall of described orbitron is reticulate texture.
8. liquid level detection device according to claim 1 and 2 is characterized in that,
Described distance detector is the infrared ray range sensor.
9. liquid level detection device according to claim 1 and 2 is characterized in that,
Described liquid level detector is level switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320011753 CN203037321U (en) | 2013-01-09 | 2013-01-09 | Liquid level detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320011753 CN203037321U (en) | 2013-01-09 | 2013-01-09 | Liquid level detection device |
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| Publication Number | Publication Date |
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| CN203037321U true CN203037321U (en) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320011753 Expired - Lifetime CN203037321U (en) | 2013-01-09 | 2013-01-09 | Liquid level detection device |
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| CN (1) | CN203037321U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398758A (en) * | 2013-08-08 | 2013-11-20 | 中冶北方（大连）工程技术有限公司 | Device for measuring liquid level of flotation pulp |
| CN107372426A (en) * | 2017-07-28 | 2017-11-24 | 四川雷神空天科技有限公司 | Liquid containing device |
| CN108593040A (en) * | 2018-06-29 | 2018-09-28 | 成都汉维斯科技有限公司 | Evaporate amount detecting device and system |
| CN113460520A (en) * | 2021-08-20 | 2021-10-01 | 河南中烟工业有限责任公司 | Liquid level detection emergency device for storage tank of cut stem charging machine |
-
2013
- 2013-01-09 CN CN 201320011753 patent/CN203037321U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398758A (en) * | 2013-08-08 | 2013-11-20 | 中冶北方（大连）工程技术有限公司 | Device for measuring liquid level of flotation pulp |
| CN103398758B (en) * | 2013-08-08 | 2016-03-16 | 中冶北方（大连）工程技术有限公司 | For the liquid level emasuring device of flotation pulp |
| CN107372426A (en) * | 2017-07-28 | 2017-11-24 | 四川雷神空天科技有限公司 | Liquid containing device |
| CN108593040A (en) * | 2018-06-29 | 2018-09-28 | 成都汉维斯科技有限公司 | Evaporate amount detecting device and system |
| CN113460520A (en) * | 2021-08-20 | 2021-10-01 | 河南中烟工业有限责任公司 | Liquid level detection emergency device for storage tank of cut stem charging machine |
| CN113460520B (en) * | 2021-08-20 | 2024-01-09 | 河南中烟工业有限责任公司 | Cut stem feeder storage tank liquid level detection emergency device |
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| GR01 | Patent grant | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20130703 |