CN210833760U - Bubble type liquid level detection device and system - Google Patents
Bubble type liquid level detection device and system Download PDFInfo
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- CN210833760U CN210833760U CN201921314638.7U CN201921314638U CN210833760U CN 210833760 U CN210833760 U CN 210833760U CN 201921314638 U CN201921314638 U CN 201921314638U CN 210833760 U CN210833760 U CN 210833760U
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Abstract
The utility model discloses a bubble type liquid level detection device and a system; the detection device of the bubble type liquid level meter is provided with a plurality of detection branches with detection air chambers respectively, an air outlet valve conduction switch control module of a one-way electromagnetic control valve receives control of external control equipment, controls corresponding air outlet valves through the air outlet valve conduction switch control module of the one-way electromagnetic control valve so as to control conduction of the corresponding detection branches, and is connected with an air inlet of the one-way electromagnetic control valve through a pressure acquisition interface of the bubble type liquid level meter to be detected so as to acquire pressure data of the corresponding detection air chambers; the technical problems that in the prior art, precision detection of the bubble type liquid level meter needs to be carried out after a test well and a test pool are built, detection cost is high, detection is long, and a detection mode is not convenient enough are solved, and the bubble type liquid level meter detection device is low in detection cost, short in time and high in detection convenience.
Description
Technical Field
The utility model belongs to the technical field of bubble type level gauge detects technique and specifically relates to a bubble type level gauge detection device and system are related to.
Background
After air is filtered and purified by an air filter by a bubble type liquid level meter (also called a bubble water level meter), the air is pressed into an air storage tank by an air pump through a one-way valve, the air in the air storage tank is respectively conveyed to a pressure sensor in a pressure control unit and an underwater vent pipe in two ways, when the air pump stops blowing air, the one-way valve is closed, and the opening of the underwater vent pipe is sealed by the air. Thereby forming a sealed cavity connecting the pressure sensor and the underwater vent nozzle. According to the pressure transmission principle, when the gas in the ventilation pipeline reaches dynamic balance, the pressure born by the underwater ventilation pipe orifice is transmitted to the pressure sensor of the pressure control unit through the ventilation pipe, so that the pressure born by the underwater ventilation pipe orifice is equal to the pressure born by the pressure sensor of the pressure control unit, and the atmospheric pressure value is subtracted from the pressure value to obtain the net pressure value of the water head, so that the measured water level value can be obtained. The bubble type liquid level meter is used as an important device for detecting the height of the water level, and the accuracy of data measurement is influenced profoundly by whether the detection precision meets the precision standard.
The precision detection of the bubble type liquid level meter is generally carried out after a test well and a test pool are built, however, the building of the test well and the test pool not only generates large detection cost, but also severely restricts the required detection time and the detection convenience, so that how to overcome the above difficulties becomes a technical problem which needs to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model aims at providing a detect with low costs, quick, convenient bubble type level gauge detection device.
The utility model adopts the technical proposal that:
in a first aspect, the utility model provides a bubble type level gauge detection device, it includes:
the detection branch circuits are respectively provided with a detection air chamber;
the one-way electromagnetic control valve comprises a plurality of air outlet valves, an air outlet valve conduction switch control module and an air inlet;
the plurality of air outlet valves are respectively connected with the plurality of detection branches in a one-to-one correspondence manner and are used for controlling the conduction or the closing of the plurality of detection branches;
the air outlet valve conduction switch control module is connected with external control equipment and used for receiving a control instruction of the external control equipment so as to respectively control the air outlet valves;
the air inlet is connected with a pressure acquisition interface of the bubble type liquid level meter to be detected and used for acquiring pressure data of the detection air chamber.
Further, the air inlet is connected with a pressure acquisition interface of the bubble type liquid level meter to be detected through an air duct.
A second aspect, the utility model provides a bubble type level gauge detecting system, it includes: the bubble type liquid level meter comprises a detection device, an auxiliary detection device, a controller and a computer;
the detection air chambers are all arranged in the auxiliary detection device and are respectively positioned at different heights;
the auxiliary detection device is filled with liquid, and the detection air chambers are all positioned below the liquid level;
the gas outlet valve conduction switch control module is connected with the controller and used for receiving a control instruction of the controller;
the bubble type liquid level meter to be detected is connected with the controller so as to transmit pressure data acquired by the bubble type liquid level meter to be detected to the controller and receive the control of the controller;
the controller is connected with the computer and used for transmitting the pressure data to the computer and receiving the control of the computer; and the computer obtains the measured water level of the bubble type liquid level meter to be detected according to the pressure data, and obtains the actual water level corresponding to the detection air chamber to compare with the measured water level so as to determine the precision of the bubble type liquid level meter to be detected.
Furthermore, the auxiliary detection device is a water storage container with scales; liquid is filled in the water storage container, and the detection air chamber is enabled to be located at the water levels with different scales below the liquid level.
The utility model has the advantages that:
the utility model provides a bubble type level gauge detection device, it has a plurality of detection branch roads that detect the air chamber respectively through setting up, the control of external control equipment is received to the air outlet valve switch-on control module of one-way solenoid electric valve, and the corresponding air outlet valve of air outlet valve switch-on switch control module control through the one-way solenoid electric valve, and then the switch-on of the corresponding detection branch road of control, and the pressure acquisition interface through waiting to detect the bubble type level gauge is connected with the air inlet of one-way solenoid electric valve at last to acquire the pressure data that correspond and detect the air chamber; the technical problems that in the prior art, precision detection of the bubble type liquid level meter needs to be carried out after a test well and a test pool are built, detection cost is high, detection is long, and a detection mode is not convenient enough are solved, and the bubble type liquid level meter detection device is low in detection cost, short in time and high in detection convenience.
Drawings
FIG. 1 is a schematic structural view of a bubble type liquid level gauge detection device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a bubble type liquid level gauge detection system according to an embodiment of the present invention;
fig. 3 is a flowchart of an embodiment of a detection method for a bubble level gauge according to an embodiment of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The first embodiment is as follows:
the utility model relates to a bubble type liquid level meter detection device, which comprises a plurality of detection branches and one-way electromagnetic control valves; wherein, a plurality of detection branch roads are equipped with the detection air chamber respectively, and one-way solenoid electric valve includes a plurality of air outlet valve door, air outlet valve switches on-off control module and air inlet, and a plurality of detection branch roads are connected with a plurality of air outlet valve door one-to-ones respectively, and a plurality of air outlet valve doors switch on-off control module with the air outlet valve respectively and are connected, and air outlet valve switches on-off control module can be connected with external control equipment, and the air inlet is with the pressure acquisition interface connection who detects bubble type level gauge.
Specifically, referring to fig. 1, in this embodiment, the bubble type liquid level meter detection device includes 3 detection branches: a first detecting branch 200 and a corresponding first detecting gas chamber 201, a second detecting branch 210 and a corresponding second detecting gas chamber 211, a third detecting branch 220 and a corresponding third detecting gas chamber 221. The one-way solenoid control valve 100 includes 3 outlet valves: first air outlet valve, second air outlet valve and third air outlet valve, 3 air outlet valves are connected with air outlet valve switch-on switch control module 102 after being connected with 3 detection branch road one-to-one respectively for controlling the switching on or off of 3 detection branch roads. An air inlet 101 of the one-way electromagnetic control valve 100 is connected with a pressure acquisition interface of the bubble type liquid level meter to be detected through an air duct. In the actual detection process, the first detection air chamber 201, the second detection air chamber 211 and the third detection air chamber 221 can be installed at different water levels, when the air outlet valve conduction switch control module 102 receives a control signal from an external control device to open the first detection branch 200, the air inlet 100 receives air flow transmitted by the bubble type liquid level meter to be detected through the air duct and transmits the air flow to the first detection air chamber 201, when the pressure of the air duct connected with the pressure acquisition interface of the bubble type liquid level meter to be detected and the pressure of the first detection air chamber 201 reach equilibrium, the bubble type liquid level meter to be detected stops inflating the air duct and acquires pressure data at the moment, the measured water level corresponding to the first detection air chamber 201 can be obtained according to the acquired pressure data, the implementation processes of the second detection branch 210 and the third detection branch 220 can correspond to the process of the first detection branch 200 with each other, and will not be described in detail herein.
To sum up, the utility model provides a bubble type level gauge detection device, it has a plurality of detection branch road that detect the air chamber respectively through setting up, the control of external control equipment is received to the air outlet valve switch-on switch control module of one-way solenoid electric valve, and the corresponding air outlet valve of air outlet valve switch-on switch control module control through the one-way solenoid electric valve, and then the switch-on of control corresponding detection branch road, and the pressure acquisition interface through waiting to detect the bubble type level gauge is connected with the air inlet of one-way solenoid electric valve at last to acquire the pressure data of corresponding detection air chamber; the technical problems that in the prior art, the precision detection cost of the bubble type liquid level meter is high, the detection time is long, and the detection mode is not convenient enough are solved.
Example two:
referring to fig. 2, the utility model provides a bubble type level gauge detecting system, it includes: the bubble type liquid level meter detection device, the auxiliary detection device, the controller 600 and the computer 700 according to the first embodiment; the auxiliary detection device is a water storage container 300 with scales, liquid is filled in the water storage container 300, and the 3 detection air chambers are all located at water levels with different scales below the liquid level.
Specifically, a control instruction for detecting the first detection branch 200 is sent to the controller 600 through the computer 700, and the controller 600 sends the control instruction through the data transmission line 500 according to the received control instruction, so as to control the air outlet valve conducting switch control module 102 of the one-way electromagnetic control valve to open the first air outlet valve corresponding to the first detection branch 200; meanwhile, the controller 600 controls the bubble type liquid level meter 400 to be detected to be inflated through the air inlet 101 of the one-way electromagnetic control valve 100, the air reaches the first detection air chamber 201 after flowing through the first detection branch 200, when the pressure of the air duct connected with the one-way electromagnetic control valve 100 and the bubble type liquid level meter to be detected and the first detection air chamber 201 reach equilibrium (namely, the first detection air chamber 201 is filled with air), the controller 600 controls the bubble type liquid level meter to be detected to stop inflating the air duct and collect pressure data at the moment, after the collected pressure data is transmitted to the computer 700 through the controller 600, the computer 700 calculates a measured water level corresponding to the first detection air chamber 201 according to the obtained pressure data, compares the obtained measured water level with the actual water level according to the actual water level of the first detection air chamber 201 in the water storage container 300, and finally judges whether the comparison result is within the set precision threshold range, therefore, whether the measurement precision of the actual water level of the bubble type liquid level meter 400 to be detected in the first detection air chamber 201 meets the precision standard or not is obtained, whether the measurement precision of the actual water level of the bubble type liquid level meter 400 to be detected in the second detection air chamber 211 and the third detection air chamber 221 meets the precision standard or not is obtained, the process principle of achieving the measurement precision is consistent with the process of whether the measurement precision of the actual water level of the first detection air chamber 201 meets the precision standard or not, and the measurement precision and the process can correspond to each other in a mutual reference mode. After the measurement accuracy of the bubble type liquid level meter 400 to be detected at different actual water levels is obtained, whether the bubble type liquid level meter 400 meets the accuracy standard or not can be judged according to the use requirement of the detection bubble type liquid level meter 400. In addition, obviously, the detection system of the bubble type liquid level meter in the embodiment can measure each actual water level for multiple times, then take the average value of the measured water level and compare and judge the average value, thereby improving the accuracy of detection.
In summary, in this embodiment, after the bubble type liquid level detection system obtains the measured water levels of the bubble type liquid level meter to be detected at different water levels through the bubble type liquid level meter detection device, the measured water levels are compared with the corresponding actual water levels, and whether the bubble type liquid level meter to be detected meets the precision standard is determined; the technical problems that in the prior art, a bubble type liquid level meter detection system is high in cost, long in detection time and not convenient enough in detection mode are solved, and the bubble type liquid level meter detection system is low in cost, short in detection time and convenient to detect.
Example three:
referring to fig. 3, the present embodiment provides a bubble type liquid level meter detection method, which is applied to the bubble type liquid level meter detection system according to the second embodiment, and includes the following steps:
s1, acquiring a plurality of pressure data corresponding to a plurality of detection air chambers at different water levels under a pressure balance state;
s2, obtaining a plurality of measured water level data according to the pressure data;
s3, comparing the multiple measured water level data with the actual water levels of the corresponding multiple detection air chambers;
and S4, judging whether the bubble type liquid level meter to be detected meets the precision standard according to the comparison result.
In addition, judging whether the bubble type liquid level meter to be detected meets the precision standard according to the comparison result specifically comprises the following steps:
setting a standard precision threshold range;
and if the comparison result is within the standard precision threshold value range, judging that the bubble type liquid level meter to be detected meets the precision standard, otherwise, judging that the bubble type liquid level meter to be detected does not meet the precision standard.
The implementation process principle of the method can be mutually referred to and corresponds to the implementation process principle of the bubble type liquid level meter detection system in the second embodiment, and redundant description is not repeated here.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (4)
1. A bubble type liquid level detection device, comprising:
the detection branch circuits are respectively provided with a detection air chamber;
the one-way electromagnetic control valve comprises a plurality of air outlet valves, an air outlet valve conduction switch control module and an air inlet, and the air outlet valves are respectively connected with the air outlet valve conduction switch control module;
the plurality of air outlet valves are respectively connected with the plurality of detection branches in a one-to-one correspondence manner and are used for controlling the conduction or the closing of the plurality of detection branches;
the air outlet valve conduction switch control module is connected with external control equipment and used for receiving a control instruction of the external control equipment so as to respectively control the air outlet valves;
the air inlet is connected with a pressure acquisition interface of the bubble type liquid level meter to be detected and used for acquiring pressure data of the detection air chamber.
2. The bubble type liquid level detection device according to claim 1, wherein the air inlet is connected with a pressure acquisition interface of the bubble type liquid level meter to be detected through an air duct.
3. A bubble type liquid level detection system, comprising: auxiliary detection means, a controller, a computer and a bubble gauge detection device according to claim 1 or 2;
the detection air chambers are all arranged in the auxiliary detection device and are respectively positioned at different heights;
the auxiliary detection device is filled with liquid, and the detection air chambers are all positioned below the liquid level;
the gas outlet valve conduction switch control module is connected with the controller and used for receiving a control instruction of the controller;
the bubble type liquid level meter to be detected is connected with the controller so as to transmit pressure data acquired by the bubble type liquid level meter to be detected to the controller and receive the control of the controller;
the controller is connected with the computer and used for transmitting the pressure data to the computer and receiving the control of the computer; and the computer obtains the measured water level of the bubble type liquid level meter to be detected according to the pressure data, and obtains the actual water level corresponding to the detection air chamber to compare with the measured water level so as to determine the precision of the bubble type liquid level meter to be detected.
4. The bubble type liquid level detection system according to claim 3, wherein the auxiliary detection device is a water storage container with scales; liquid is filled in the water storage container, and the detection air chamber is enabled to be located at the water levels with different scales below the liquid level.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921314638.7U CN210833760U (en) | 2019-08-12 | 2019-08-12 | Bubble type liquid level detection device and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921314638.7U CN210833760U (en) | 2019-08-12 | 2019-08-12 | Bubble type liquid level detection device and system |
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| CN210833760U true CN210833760U (en) | 2020-06-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455372A (en) * | 2019-08-12 | 2019-11-15 | 深圳市宏电技术股份有限公司 | A kind of air bubble type liquid level gauge detection device, system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455372A (en) * | 2019-08-12 | 2019-11-15 | 深圳市宏电技术股份有限公司 | A kind of air bubble type liquid level gauge detection device, system and method |
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