CN203940903U - A kind of outside measuring liquid level detection device - Google Patents
A kind of outside measuring liquid level detection device Download PDFInfo
- Publication number
- CN203940903U CN203940903U CN201420336471.5U CN201420336471U CN203940903U CN 203940903 U CN203940903 U CN 203940903U CN 201420336471 U CN201420336471 U CN 201420336471U CN 203940903 U CN203940903 U CN 203940903U
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- CN
- China
- Prior art keywords
- ultrasonic probe
- roller bearing
- container
- liquid level
- inspection
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- 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.)
- Withdrawn - After Issue
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The utility model discloses a kind of outside measuring liquid level detection device, comprise Bracket for Inspection, ultrasonic probe module and stepper motor, a pair of roller bearing is set on described Bracket for Inspection, on described roller bearing, be provided with travelling belt, the slide plate that can move up and down along the slide rail on Bracket for Inspection is set on described travelling belt, described ultrasonic probe module is arranged on slide plate, and described stepper motor is installed and is connected and drives roller bearing to rotate with roller bearing.Install and use procedure is carried out in the outside of container, can contact liq itself, do not need to open container yet, during detection, pop one's head in and be positioned at the outer wall of container, do not need to be installed to container bottom, the mode of laying of container is not had to specific (special) requirements.
Description
Technical field
The utility model relates to a kind of pick-up unit, particularly a kind of ultrasound wave liquid levels position and detection method in external container measuring vessel utilized.
Background technology
Technology of Level Detection has important effect in fields such as chemical industry, oil, water treatments, but in current liquid level detection device, major part all need to be installed and used at internal tank, Installation and Debugging are very inconvenient, during use, also there are a lot of restrictions, while particularly thering is the features such as inflammable, explosive, volatile, high murder by poisoning, severe corrosive when fluid to be measured, use these Technology of Level Detections will be more risky.
Also occurred up to now utilizing ultrasound wave to carry out the device of external container liquid level detection, but current device need to be arranged on container bottom, if container bottom does not have space, cannot use, and most of large-scale liquid tank packaging container, be all be directly placed in ground, and between ground, there is no space, if adopt ultrasound wave to carry out level gauging, tank body need to be promoted to device is placed in to tank base, but it is more difficult to carry out this operation, also dangerous when explosive liquid operates.
Utility model content
In order to solve the problem that these liquid level detection devices exist at present, the utility model provides a kind of and surveys and utilize ultrasound wave to carry out the device of liquid level detection outside container tank skin, installation and use procedure are carried out in the outside of container, can contact liq itself, do not need to open container yet, during detection, probe is positioned at the outer wall of container, does not need to be installed to container bottom, and the mode of laying of container is not had to specific (special) requirements.
For achieving the above object, the utility model has adopted following technology: a kind of outside measuring liquid level detection device, comprise Bracket for Inspection, ultrasonic probe module and stepper motor, a pair of roller bearing is set on described Bracket for Inspection, on described roller bearing, be provided with travelling belt, the slide plate that can move up and down along the slide rail on Bracket for Inspection is set on described travelling belt, and described ultrasonic probe module is arranged on slide plate, and described stepper motor is installed and is connected and drives roller bearing to rotate with roller bearing.
Further, described ultrasonic probe module comprises module shell, ultrasonic probe, electromagnetism attracting device and slide bar, and described ultrasonic probe is arranged in module shell, and described electromagnetism attracting device adhesive drives ultrasonic probe to move up and down along slide bar.
A kind of outside measuring liquid-level detecting method, described ultrasonic probe is close to detected tank skin, starting stepper motor drives ultrasonic probe module to move up and down, during the adhesive of electromagnetism attracting device, can control ultrasonic probe 1 millimeter of fine motion (position B) upward, when electromagnetism attracting device is opened, ultrasonic probe recovers initial position (position A), in these two positions, all opening ultrasonic probe surveys, if the echo recording at position A and position B is all strong, explanation is all gas in these two positions, by step motor control probe module, moved down, if the echo recording two positions is all faint, explanation is all liquid in these two positions, by moving on step motor control probe module, until the echo recording at position A is strong, when the echo that records at position B is faint, illustrate that probe is in gas liquid delivery position, it is liquid level position, and then by other any traditional distance measurement methods, can obtain the height of liquid level.
Startup stepper motor (forward--above move), motor is by tooth belt transmission, drive on ultrasonic probe module and move on to behind certain position, start ultrasonic probe, oil tank outer wall is surveyed, during the adhesive of electromagnetism attracting device, can control ultrasonic probe 1 millimeter of fine motion (position B) upward, when electromagnetism attracting device is opened, ultrasonic probe recovers initial position (position A), in these two positions, all opening ultrasonic probe surveys, if the echo recording at position A and position B is all strong, explanation is all gas in these two positions, by step motor control probe module, moved down, if the echo recording two positions is all faint, explanation is all liquid in these two positions, by moving on step motor control probe module, until the echo recording at position A is strong, when the echo that records at position B is faint, illustrate that probe is in gas liquid delivery position, it is liquid level position.
The utility model adopts above-mentioned technology: a kind of survey outside container tank skin utilizes ultrasound wave to carry out the device of liquid level detection, installation and use procedure are carried out in the outside at container, can contact liq itself, do not need to open container yet, during detection, probe is positioned at the outer wall of container, do not need to be installed to container bottom, the mode of laying of container is not had to specific (special) requirements.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of outside measuring liquid level detection device of the utility model;
Fig. 2 is the schematic diagram of a kind of outside measuring liquid-level detecting method of the utility model;
During the electromagnetism attracting device adhesive of a kind of outside measuring liquid level detection device of Fig. 3 the utility model, ultrasonic probe superior displacement configuration state schematic diagram;
The electromagnetism attracting device of a kind of outside measuring liquid level detection device of Fig. 4 the utility model is inhaled and is recovered initial, and ultrasonic probe moves down location status schematic diagram.
Embodiment
A kind of outside measuring liquid level detection device as shown in Figure 1, comprise Bracket for Inspection 1, ultrasonic probe module 2 and stepper motor 3, a pair of roller bearing 4 is set on described Bracket for Inspection 1, on described roller bearing 4, be provided with travelling belt 5, the slide plate 6 that can move up and down along the slide rail on Bracket for Inspection 1 is set on described travelling belt 5, described ultrasonic probe module 2 is arranged on slide plate 6, and described stepper motor 3 is installed and is connected and drives roller bearing 4 to rotate with roller bearing 4.
Ultrasonic probe module 2 as described in Fig. 3-4 comprises module shell 21, ultrasonic probe 22, electromagnetism attracting device 23 and slide bar 24, described ultrasonic probe 22 is arranged in module shell 21, and described electromagnetism attracting device 23 adhesives drive ultrasonic probe 22 to move up and down along slide bar 24.
A kind of outside measuring liquid-level detecting method as shown in Figure 2, described ultrasonic probe 22 is close to detected oil tank 7 walls, starting stepper motor 3 drives ultrasonic probe module 2 to move up and down, during 23 adhesive of electromagnetism attracting device, can control ultrasonic probe 22 1 millimeter of fine motion (position B) upward, see accompanying drawing 3, electromagnetism attracting device 23 drives ultrasonic probe 22 along moving 1 millimeter on slide bar 24, when electromagnetism attracting device 23 is opened, ultrasonic probe 22 recovers initial position (position A), see accompanying drawing 4, electromagnetism attracting device 23 drives ultrasonic probe 22 along 1 millimeter of 24 times movement of slide bar, in these two positions, all opening ultrasonic probe 22 surveys, if the echo recording at position A and position B is all strong, explanation is all gas in these two positions, by step motor control probe module 2, moved down, if the echo recording two positions is all faint, explanation is all liquid in these two positions, by stepper motor 3, control on probe module 2 and move, until the echo recording at position A is strong, when the echo that records at position B is faint, illustrate that ultrasonic probe 22 is in gas liquid delivery position, it is liquid level position, and then by other any traditional distance measurement methods, can obtain the height of liquid level.
Startup stepper motor 3 (forward--above move), motor is by tooth belt transmission, drive on ultrasonic probe module 2 and move on to behind certain position, start ultrasonic probe 22, oil tank 7 outer walls are surveyed, during 23 adhesive of electromagnetism attracting device, can control ultrasonic probe 22 1 millimeter of fine motion (position B) upward, see accompanying drawing 3, electromagnetism attracting device 23 drives ultrasonic probe 22 along moving 1 millimeter on slide bar 24, when electromagnetism attracting device 23 is opened, ultrasonic probe 22 recovers initial position (position A), see accompanying drawing 4, electromagnetism attracting device 23 drives ultrasonic probe 22 along 1 millimeter of 24 times movement of slide bar, in these two positions, all opening ultrasonic probe 22 surveys, if the echo recording at position A and position B is all strong, explanation is all gas in these two positions, by stepper motor 3, controlling probe module 2 moves down, if the echo recording two positions is all faint, explanation is all liquid in these two positions, by stepper motor 3, control on probe module 2 and move, until the echo recording at position A is strong, when the echo that records at position B is faint, illustrate that probe is in gas liquid delivery position, it is liquid level position.
By said apparatus and method, install and use procedure is carried out in the outside of container, can contact liq itself, do not need to open container yet, during detection, probe is positioned at the outer wall of container, does not need to be installed to container bottom, and the mode of laying of container is not had to specific (special) requirements.
The foregoing is only better enforcement one example of the present utility model, be not limited to the utility model, all any modifications of making, be equal to replacement and improvement etc., within being all contained in protection domain of the present utility model within the utility model spirit and principle.
Claims (2)
1. an outside measuring liquid level detection device, comprise Bracket for Inspection, ultrasonic probe module and stepper motor, it is characterized in that: a pair of roller bearing is set on described Bracket for Inspection, on described roller bearing, be provided with travelling belt, the slide plate that can move up and down along the slide rail on Bracket for Inspection is set on described travelling belt, described ultrasonic probe module is arranged on slide plate, and described stepper motor is installed and is connected and drives roller bearing to rotate with roller bearing.
2. a kind of outside measuring liquid level detection device according to claim 1, it is characterized in that: described ultrasonic probe module comprises module shell, ultrasonic probe, electromagnetism attracting device and slide bar, described ultrasonic probe is arranged in module shell, and described electromagnetism attracting device adhesive drives ultrasonic probe to move up and down along slide bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420336471.5U CN203940903U (en) | 2014-06-23 | 2014-06-23 | A kind of outside measuring liquid level detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420336471.5U CN203940903U (en) | 2014-06-23 | 2014-06-23 | A kind of outside measuring liquid level detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203940903U true CN203940903U (en) | 2014-11-12 |
Family
ID=51860210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420336471.5U Withdrawn - After Issue CN203940903U (en) | 2014-06-23 | 2014-06-23 | A kind of outside measuring liquid level detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203940903U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121966A (en) * | 2014-06-23 | 2014-10-29 | 北京中电兴发科技有限公司 | Externally-detecting type liquid level detecting device and method |
| CN105987737A (en) * | 2015-02-13 | 2016-10-05 | 中国科学院声学研究所 | Ultrasonic liquid level detector and detection method |
-
2014
- 2014-06-23 CN CN201420336471.5U patent/CN203940903U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121966A (en) * | 2014-06-23 | 2014-10-29 | 北京中电兴发科技有限公司 | Externally-detecting type liquid level detecting device and method |
| CN104121966B (en) * | 2014-06-23 | 2018-08-10 | 北京中电兴发科技有限公司 | A kind of outside measuring liquid level detection device and method |
| CN105987737A (en) * | 2015-02-13 | 2016-10-05 | 中国科学院声学研究所 | Ultrasonic liquid level detector and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141112 Effective date of abandoning: 20180810 |
|
| AV01 | Patent right actively abandoned |