CN214470767U - Mass type static level gauge - Google Patents
Mass type static level gauge Download PDFInfo
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- CN214470767U CN214470767U CN202120579899.2U CN202120579899U CN214470767U CN 214470767 U CN214470767 U CN 214470767U CN 202120579899 U CN202120579899 U CN 202120579899U CN 214470767 U CN214470767 U CN 214470767U
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Abstract
The utility model discloses a quality formula hydrostatic level, including hydrostatic level body and the protection section of thick bamboo of setting in the hydrostatic level body outside, the hydrostatic level body comprises liquid storage cylinder, shield, mass sensor and temperature sensor, the liquid storage cylinder top is equipped with the shield, the air vent has been seted up on the section of thick bamboo wall on liquid storage cylinder top, the section of thick bamboo wall of liquid storage cylinder bottom both sides is equipped with logical liquid mouth in the symmetry, the bottom of liquid storage cylinder is equipped with mass sensor, mass sensor's top is equipped with the temperature sensor who extends to liquid storage cylinder inside, the liquid storage cylinder overcoat is equipped with a protection section of thick bamboo, the top central point of a protection section of thick bamboo puts and is equipped with horizontal bubble. The utility model has simple structure, exquisite and compact design; the measuring principle is simple and clear, the change of the gas pressure of the environment where the sensor is located is not involved, the stability of the mass value is good, and the calculation result is relatively stable.
Description
Technical Field
The utility model belongs to the technical field of vertical displacement monitoring facilities, concretely relates to quality formula hydrostatic level.
Background
The method is characterized in that automatic settlement observation is carried out on buildings or structures and the like, a hydrostatic level is commonly used, the hydrostatic level utilizes the principle of a communicating vessel, and a differential pressure hydrostatic level or a magnetostrictive hydrostatic level and other equipment are mostly adopted. In the existing engineering construction project, the accumulated settlement is generally small, the allowable value of the accumulated settlement meets the national regulation, and the engineering is more concerned about the settlement difference among main stressed components and the inclination of the main stressed components caused by the settlement difference. Taking a building as an example, a high-rise building mostly adopts a shear wall raft foundation, the bearing capacity of a natural foundation is high or the foundation is treated, the accumulated settlement of the foundation is generally small, and the settlement difference of shear walls or frame columns at different parts and the inclination of the building caused by the settlement difference are focused; for the frame structure or masonry structure building, the settlement difference of the main stressed components is focused, and disasters such as building cracking and the like caused by overlarge settlement difference are avoided. In the aspect of traffic engineering, bridge piers or rail traffic focuses on avoiding influence on driving speed or safety due to overlarge settlement difference. Therefore, the settlement difference between main stress components of the building or the structure can be directly monitored by the static level gauge to meet engineering requirements, and meanwhile, the accumulated settlement of the main stress components can be obtained by periodically measuring the height difference between the datum point and the monitoring point by adopting manual measurement or a wide-range differential pressure type static level monitoring system, so that the accumulated settlement is prevented from exceeding the allowable value specified by the state. To the monitoring of high accuracy vertical displacement, differential hydrostatic level and magnetostrictive hydrostatic level are very high to pressure sensor or magnetostrictive sensor's precision requirement, and differential hydrostatic level does not receive the range restriction of liquid storage cylinder, and the range is great, but the sensor not only need lead to liquid, still need ventilate, easily receive factors such as atmospheric pressure in place, temperature or disturbance influence the precision, and magnetostrictive hydrostatic level's range is the permitted range height of liquid storage cylinder.
Due to the fact that professional inspection equipment is needed, the existing high-precision hydrostatic level is mainly used for quality qualification inspection by a sensor and a hydrostatic level manufacturer, and engineering field inspection is inconvenient; furthermore, the hydrostatic level may be subject to impact or man-made disturbances during transportation, installation and operation, and it is necessary to verify the actual accuracy of the hydrostatic level at the construction site.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of prior art, provide a convenient operation, the high quality formula hydrostatic level of effectual precision.
In order to achieve the above design purpose, the utility model adopts the following technical scheme: a quality type static level comprises a static level body and a protective cylinder arranged outside the static level body, the static level body consists of a liquid storage cylinder, a dust cover, a mass sensor and a temperature sensor, the top end of the liquid storage cylinder is provided with a dust cover, the cylinder wall of the top end of the liquid storage cylinder is provided with a vent hole, the cylinder walls at two sides of the bottom end of the liquid storage cylinder are provided with symmetrical inner liquid through ports, the bottom of the liquid storage cylinder is provided with a mass sensor, a temperature sensor extending into the liquid storage cylinder is arranged above the mass sensor, a protective cylinder is sleeved outside the liquid storage cylinder, the top end center position of the protection cylinder is provided with a horizontal bubble, the outer walls of the two sides of the bottom of the protection cylinder are symmetrically provided with an outer liquid through port, the outer liquid through port is connected with the inner liquid through ports on the cylinder walls on the two sides of the bottom end of the liquid storage cylinder through hoses, and the two ends of each hose are fixedly connected with the inner liquid through ports and the outer liquid through ports through compression bolts.
The protection cylinder is composed of a base and a top cover, and the top cover is screwed on the top end of the base in a threaded connection mode.
And an electrical interface is arranged on the outer wall of the bottom of the base.
The hydrostatic level body can be used after being connected singly or in multiple ways according to the use requirement.
The utility model discloses beneficial effect: the shield that the liquid storage cylinder top set up avoids mixing into dust in the liquid storage cylinder in-service use to precision when influence is measured. The barrel wall at the top end of the liquid storage barrel is provided with a vent hole, so that the inside of the liquid storage barrel is connected with the atmosphere and is also used as an overflow hole in use. Horizontal bubble that the top central point of visor put the setting: during installation and operation as a control standard for the level of the equipment. The utility model discloses not only can be through improving the monitoring precision of sensor precision in order to improve vertical displacement in the use, also can be in order to obtain accurate monitoring result through the cross-sectional dimension who suitably increases the liquid storage cylinder. The precision of the quality type static level can be tested on site by using the characteristics of the quality sensor, such as easiness in measurement, precision, convenience in testing precision and the like, and the weights are used, so that the utility model has the advantages of simple structure, exquisite and compact design; the measuring principle is simple and clear, the change of the gas pressure of the environment where the sensor is located is not involved, the stability of the mass value is good, and the calculation result is relatively stable.
Drawings
Fig. 1 is a schematic view of a mass hydrostatic level of the present invention;
fig. 2 is the utility model discloses a plurality of hydrostatic level use schematic diagrams after connecting.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. As shown in fig. 1-2: a quality type static level comprises a static level body and a protective barrel 1 arranged outside the static level body, wherein the static level body is composed of a liquid storage barrel 2, a dustproof cover 3, a mass sensor 4 and a temperature sensor 5, the dustproof cover 3 is arranged at the top end of the liquid storage barrel 2, an air vent 6 is formed in the barrel wall at the top end of the liquid storage barrel 2, symmetrical inner liquid through ports 7 are formed in the barrel walls at two sides of the bottom end of the liquid storage barrel 2, the mass sensor 4 is arranged at the bottom of the liquid storage barrel 2, the temperature sensor 5 extending into the liquid storage barrel 2 is arranged above the mass sensor 4, the protective barrel 1 is sleeved outside the liquid storage barrel 2, a horizontal bubble 8 is arranged at the center position of the top end of the protective barrel 1, outer liquid through ports 9 are symmetrically formed in the outer walls at two sides of the bottom of the protective barrel 1, the outer liquid through ports 9 are connected with the inner liquid through ports 7 on the barrel walls at two sides of the bottom end of the liquid storage barrel 2 through a hose 10, and two ends of the hose 10 are fixedly connected with the inner liquid through port 7 and the outer liquid through port 9 by adopting compression bolts.
The protection cylinder 1 consists of a base 11 and a top cover 12, wherein the top cover 12 is screwed on the top end of the base 11 in a threaded connection mode.
And an electrical interface 13 is arranged on the outer wall of the bottom of the base 11.
The hydrostatic level body can be used after being connected singly or in multiple ways according to the use requirement.
When the utility model is used, a horizontal line at the same height is paid off on the surface of an object to be monitored by adopting a level meter or other elevation observation equipment; the quality type static level meters and a liquid storage tank for providing required liquid for the whole monitoring system are arranged along the horizontal line or near the horizontal line, and the external liquid through holes 9 of the quality type static level meters are communicated by using hoses; then according to the actual situation of the site, one of the mass hydrostatic levels is selected as a vertical displacement calculation reference point, the other mass hydrostatic levels are used as vertical displacement monitoring points, and the difference between the liquid level height change values of different mass hydrostatic levels and the liquid level height change values of the hydrostatic levels serving as the vertical displacement calculation reference points is the vertical displacement of the vertical displacement monitoring points relative to the vertical displacement calculation reference point; and the vertical displacement difference between the vertical displacement calculation reference point and the vertical displacement monitoring reference point positioned at the far end is obtained by utilizing a static level system or other level observation systems, so that the vertical displacement of each monitoring point communicated with the whole liquid through pipe can be obtained.
Claims (4)
1. A quality formula hydrostatic level which characterized in that: comprises a hydrostatic level body and a protective cylinder arranged outside the hydrostatic level body, wherein the hydrostatic level body consists of a liquid storage cylinder, a dust cap, a quality sensor and a temperature sensor, the top end of the liquid storage cylinder is provided with a dust cover, the cylinder wall of the top end of the liquid storage cylinder is provided with a vent hole, the cylinder walls at two sides of the bottom end of the liquid storage cylinder are provided with symmetrical inner liquid through ports, the bottom of the liquid storage cylinder is provided with a mass sensor, a temperature sensor extending into the liquid storage cylinder is arranged above the mass sensor, a protective cylinder is sleeved outside the liquid storage cylinder, the top end center position of the protection cylinder is provided with a horizontal bubble, the outer walls of the two sides of the bottom of the protection cylinder are symmetrically provided with an outer liquid through port, the outer liquid through port is connected with the inner liquid through ports on the cylinder walls on the two sides of the bottom end of the liquid storage cylinder through hoses, and the two ends of each hose are fixedly connected with the inner liquid through ports and the outer liquid through ports through compression bolts.
2. A mass level according to claim 1, wherein: the protection cylinder is composed of a base and a top cover, and the top cover is screwed on the top end of the base in a threaded connection mode.
3. A mass level according to claim 2, wherein: and an electrical interface is arranged on the outer wall of the bottom of the base.
4. A mass level according to claim 1, wherein: the hydrostatic level body can be used after being connected singly or in multiple ways according to the use requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120579899.2U CN214470767U (en) | 2021-03-22 | 2021-03-22 | Mass type static level gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120579899.2U CN214470767U (en) | 2021-03-22 | 2021-03-22 | Mass type static level gauge |
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| Publication Number | Publication Date |
|---|---|
| CN214470767U true CN214470767U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120579899.2U Active CN214470767U (en) | 2021-03-22 | 2021-03-22 | Mass type static level gauge |
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| CN (1) | CN214470767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838706A (en) * | 2022-04-25 | 2022-08-02 | 西安建筑科技大学 | Novel height compensation formula hydrostatic level protection device |
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2021
- 2021-03-22 CN CN202120579899.2U patent/CN214470767U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838706A (en) * | 2022-04-25 | 2022-08-02 | 西安建筑科技大学 | Novel height compensation formula hydrostatic level protection device |
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