CN206399503U - Liquid level alarm - Google Patents
Liquid level alarm Download PDFInfo
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- CN206399503U CN206399503U CN201621175045.3U CN201621175045U CN206399503U CN 206399503 U CN206399503 U CN 206399503U CN 201621175045 U CN201621175045 U CN 201621175045U CN 206399503 U CN206399503 U CN 206399503U
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- sensing
- control circuit
- detection control
- negative electrode
- liquid level
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Abstract
The utility model discloses a kind of liquid level alarm, including：Sense positive electrode, sensing negative electrode, detection control circuit, warning device and insulating protective cover.The sensing positive electrode and sensing negative electrode be respectively arranged on the two ends of detection control circuit, when sensing positive electrode and sensing negative electrode connection the detection control circuit loop conducting, the detection control circuit connected in series warning device, when detection control circuit turn-on when control warning device work；The insulation protection covers at the sensing positive electrode or senses the outside of negative electrode；The insulating protective cover bottom offers ostium incurrens.The utility model is simple in construction, easily prepared, can be prevented effectively from the false alarm phenomenon caused when sensing positive electrode and the mutual touching of sensing negative electrode or simultaneously touching waste liquid barrel bucket wall, greatly improve efficiency and the degree of accuracy of experiment.
Description
Technical field
The utility model is related to laboratory equipment technical field, relates in particular to a kind of liquid level alarm.
Background technology
With the fast development of science and technology, aseptic experiment room has been obtained for popularization now.In aseptic experiment room, liquid level report
Alert device is a kind of equipment for being commonly used in liquid level in control waste liquid barrel.Its operation principle is to be located at liquid level alarm
The surface of waste liquid barrel, the positive and negative sensing electrode of liquid level alarm is made to overhang in waste liquid barrel, when the waste water liquid level in waste liquid barrel
The height of positive and negative sensing electrode is risen to, because there is electrolyte ingredient in waste water so that positive and negative sensing electrode is conductive, thus makes
Sensing loop formation path inside liquid level alarm, and activate warning device and realize liquid level warning.Traditional liquid level alarm
The problem of existing be：Positive and negative sensing electrode is all to be connected to liquid level alarm by soft electrode connection.In practice operation
In, if rocking and touching each other or when positive and negative sensing electrode while touching the stainless of waste liquid barrel occur in positive and negative sensing electrode
During steel metal wall, positive and negative sensing electrode conduction can be constituted and false alarm is caused, conventional efficient is reduced.Therefore, how to develop
A kind of new liquid level alarm with overcome above mentioned problem be those skilled in the art need study direction.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of liquid level alarm, can be prevented effectively from sensing positive electrode
Touch or touch simultaneously the false alarm phenomenon caused during waste liquid barrel bucket wall mutually with sensing negative electrode.
The concrete technical scheme that it is used is as follows：
A kind of liquid level alarm, including：Sense positive electrode, sensing negative electrode, detection control circuit, warning device and insulation
Protective cover.The sensing positive electrode and sensing negative electrode are respectively arranged on the two ends of detection control circuit, when sensing positive electrode and biography
Feel detection control circuit loop conducting during negative electrode connection, the detection control circuit connected in series warning device, when detection control
Warning device work is controlled during circuit turn-on processed；The insulation protection covers at the sensing positive electrode or senses the outer of negative electrode
Side；The insulating protective cover bottom offers ostium incurrens.
By using this technical scheme：With insulating protective cover parcel sensing positive electrode or sensing negative electrode, it is to avoid
Because positive and negative sensing electrode is rocked and touches or while is constituted when touching waste liquid barrel metal drum wall positive and negative each other in practice operation
The problem of sensing electrode is conductive.When the waste water level in waste liquid barrel is lifted to warning height, waste water enters exhausted in ostium incurrens
Inside edge protective cover so that sensing positive and negative electrode can touch waste water simultaneously, and sensing is being realized just by the electric conductivity of waste water
The loop conducting of conduction and detection control circuit between electrode, sensing negative electrode.It ensure that liquid level alarm can be normal
Carry out level sensing work.
Preferably, in above-mentioned liquid level alarm：The warning device includes wireless transmission antenna and remote alarming terminal；
When detection control circuit turn-on, driving wireless transmission antenna sends wireless pulse signals, the long-range report of driving to remote alarming terminal
Alert terminal alarms.
By using this technical scheme：It is whole with wireless transmission antenna driving remote alarms when detection control circuit turn-on
Remote alarms are realized at end, and the outdoor staff of order experiment can learn the liquid level warning in waste liquid barrel, it is adaptable to unmanned real
Test the tele-experimentation monitoring of room.
It is further preferred that in above-mentioned liquid level alarm：The warning device includes SMS notification module, the SMS notification
Module is integrated on remote alarming terminal, short by network after the wireless pulse signals transmitted by wireless transmission antenna are received
Believe platform to specifying user to send notifying messages.
By using this technical scheme：The short message for realizing waste liquid barrel liquid level warning for particular experiment director reminds work(
Energy.
It may further be preferable that in above-mentioned liquid level alarm：Also include shell body, the detection control circuit is installed on outer
Enclosure interior；The sensing positive electrode, sensing negative electrode and wireless transmission antenna are stretched out outside shell body.
By using this technical scheme：With shell body protection detection control circuit so that this product can disliked more
It is operated in bad experimental situation.
It is even furthermore preferable that in above-mentioned liquid level alarm：The shell body is provided with hook.
By using this technical scheme：In the case of without using liquid level alarm, sensing is being tangled just using hook
Electrode and sensing negative electrode, with conveniently laying.
Still further preferably, in above-mentioned liquid level alarm：The shell body uses aluminum alloy casing body.
Compared with prior art, the utility model is simple in construction, easily prepared, can be prevented effectively from sensing positive electrode and biography
Sense negative electrode mutually touching or simultaneously touching waste liquid barrel bucket wall when the false alarm phenomenon that causes, greatly improve experiment efficiency and
The degree of accuracy.
Brief description of the drawings
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings：
Fig. 1 is to eliminate hook in the structural representation of the utility model embodiment 1, this figure；
Fig. 2 is to eliminate hook in the structural representation of the utility model embodiment 2, this figure.
Each reference and component names corresponding relation are as follows：
1st, positive electrode is sensed；2nd, negative electrode is sensed；3rd, detection control circuit；5th, insulating protective cover；6th, shell body；41st, nothing
Line transmitting antenna；42nd, remote alarming terminal；43rd, SMS notification module；51st, blasthole；421st, wireless receiving port；422nd, honeybee
Ring alarm.
Embodiment
In order to illustrate more clearly of the technical solution of the utility model, the utility model is made into one below in conjunction with accompanying drawing
Step description.
Embodiment 1 of the present utility model as shown in Figure 1：
A kind of liquid level alarm, including：Sense positive electrode 1, sensing negative electrode 2, detection control circuit 3, warning device 4,
Insulating protective cover 5 and shell body 6.
In this example, the warning device includes wireless transmission antenna 41 and remote alarming terminal 42.Remote alarming terminal 42
Including wireless receiving port 421 and buzzer siren 422.The shell body 6 constituted using Al-alloy casing, be which is provided with and is used for
The hook of sensing positive electrode 1 and sensing negative electrode 2 is tangled in an idle state.The detection control circuit 3 is installed on shell body 6
It is internal；The sensing positive electrode 1, sensing negative electrode 2 and wireless transmission antenna 41 are stretched out outside shell body 6.The sensing positive electricity
Pole 1 and sensing negative electrode 2 are respectively arranged on the two ends of detection control circuit 3, when sensing positive electrode 1 and sensing negative electrode 2 is connected
The detection control circuit 3 loop conducting, the detection control the series connection of circuit 3 wireless transmission antenna 41, when detection controls circuit 3
During conducting on wireless transmission antenna 41 electricity, to remote alarming terminal 42 send wireless pulse signals, make remote alarming terminal 42 lead to
Cross wireless receiving port 421 and receive the signal, and by sending alarm sound.The insulating protective cover 5 is located at the sensing positive electricity
The outside of pole 1；Blasthole 51 is offered in the bottom of insulating protective cover 5.
In practice, its course of work is as follows：
Liquid level alarm is located at directly over the waste liquid barrel in laboratory, makes and removes liquid level at the hook on shell body 6
Sensing positive electrode 1 and sensing negative electrode 2, the order sensing positive electrode 1 and sensing negative electrode 2 of alarm are overhang in waste liquid barrel.When
Waste water level in waste liquid barrel is lifted to warning height, and waste water in ostium incurrens by entering inside insulating protective cover 5 so that sensing
Positive electrode 1 and sensing negative electrode 2 touch waste water simultaneously.Now, it is conductive between sensing positive electrode 1, sensing negative electrode 2, order inspection
The conducting of the loop of observing and controlling circuit 3, driving wireless transmission antenna 41 send wireless pulse signals, driving far to remote alarming terminal 42
Journey alarm terminal is alarmed.In detection process, because of the outside of the parcel sensing of insulating protective cover 5 positive electrode 1, sensing effectively prevent just
The false alarm phenomenon caused during waste liquid barrel bucket wall is touched mutually or touched simultaneously to electrode 1 and sensing negative electrode 2
It is illustrated in figure 2 embodiment 2 of the present utility model：
The distinctive points of embodiment 2 and embodiment 1 are：The insulating protective cover 5 is outer located at the sensing negative electrode 2
Side；The warning device 4 also includes SMS notification module 43, and the SMS notification module 43 is integrated in remote alarming terminal 42
It is upper, receive wireless transmission antenna 41 to after the transmission wireless pulse signals of remote alarming terminal 42 by network and short message platform
To specifying user to send notifying messages.
It is described above, only specific embodiment of the utility model, but protection domain of the present utility model is not limited to
This, any those skilled in the art is disclosed in the utility model in technical scope, the change that can be readily occurred in
Or replace, it should all cover within protection domain of the present utility model.Protection domain of the present utility model is with claims
Protection domain is defined.
Claims (6)
1. a kind of liquid level alarm, including：Sense positive electrode（1）, sensing negative electrode（2）, detection control circuit（3）With alarm dress
Put；The sensing positive electrode（1）With sensing negative electrode（2）It is respectively arranged on detection control circuit（3）Two ends, when sensing positive electrode
（1）With sensing negative electrode（2）Detection control circuit during connection（3）Loop conducting, the detection control circuit（3）Series connection report
Alarm device, when detection control circuit（3）Conducting Times alarm device works on power；It is characterized in that：Also include insulating protective cover
（5）, the insulating protective cover（5）Located at the sensing positive electrode（1）Or sensing negative electrode（2）Outside；The insulation protection
Cover（5）Bottom offers blasthole（51）.
2. a kind of liquid level alarm as claimed in claim 1, it is characterised in that：The warning device includes wireless transmission antenna
（41）And remote alarming terminal（42）；When detection controls circuit（3）Wireless transmission antenna is driven during conducting（41）To remote alarms
Terminal（42）Send wireless pulse signals, driving remote alarming terminal（42）Alarm.
3. a kind of liquid level alarm as claimed in claim 2, it is characterised in that：The warning device includes SMS notification module
（43）, the SMS notification module（43）It is integrated in remote alarming terminal（42）Above, wireless transmission antenna is being received（41）Institute
By network and short message platform to specifying user to send notifying messages after the wireless pulse signals of transmission.
4. a kind of liquid level alarm as described in Claims 2 or 3, it is characterised in that：Also include shell body（6）, the detection control
Circuit processed（3）It is installed on shell body（6）It is internal；The sensing positive electrode（1）, sensing negative electrode（2）And wireless transmission antenna
（41）Stretch out shell body（6）It is outside.
5. a kind of liquid level alarm as claimed in claim 4, it is characterised in that：The shell body（6）Provided with hook.
6. a kind of liquid level alarm as claimed in claim 5, it is characterised in that：The shell body（6）Using Al-alloy casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621175045.3U CN206399503U (en) | 2016-10-27 | 2016-10-27 | Liquid level alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621175045.3U CN206399503U (en) | 2016-10-27 | 2016-10-27 | Liquid level alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206399503U true CN206399503U (en) | 2017-08-11 |
Family
ID=59507386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621175045.3U Active CN206399503U (en) | 2016-10-27 | 2016-10-27 | Liquid level alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206399503U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108053623A (en) * | 2018-01-19 | 2018-05-18 | 国家电网公司 | A kind of alarm |
-
2016
- 2016-10-27 CN CN201621175045.3U patent/CN206399503U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108053623A (en) * | 2018-01-19 | 2018-05-18 | 国家电网公司 | A kind of alarm |
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