CN204101038U - High precision magnetostriction hydrostatic level - Google Patents
High precision magnetostriction hydrostatic level Download PDFInfo
- Publication number
- CN204101038U CN204101038U CN201420482248.1U CN201420482248U CN204101038U CN 204101038 U CN204101038 U CN 204101038U CN 201420482248 U CN201420482248 U CN 201420482248U CN 204101038 U CN204101038 U CN 204101038U
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- CN
- China
- Prior art keywords
- float
- liquid storing
- storing barrel
- high precision
- hydrostatic level
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Abstract
A kind of high precision magnetostriction hydrostatic level, include liquid storing barrel, magneto strictive sensor, mounting base and set bolt, described liquid storing barrel is provided with connection for breather pipe, fluid-through tube joint and horizontal bubble, described magneto strictive sensor comprises the electronics storehouse on the top being arranged on liquid storing barrel, be arranged on the inner and measuring staff be connected with electronics storehouse of liquid storing barrel, and the float be enclosed within measuring staff, the upper surface of described float is also evenly provided with many group righting unit, often organize righting unit and include a backstay and a pulley, one end of described backstay is fixedly connected on the upper surface of float, the other end of backstay is connected with pulley.The utility model, for monitoring the building settlement displacements such as bridge, tunnel, dam, house, has rational in infrastructure, simple, the feature that measuring accuracy is high.
Description
Technical field
The utility model relates to a kind of hydrostatic level, the magnetostriction hydrostatic level that particularly a kind of structure is simple, measurement level accuracy is high.
Background technology
The hydrostatic level of current use is for mostly being inductance type, condenser type or type vibration wire, and the range of these hydrostatic levels is little, and precision is low, simultaneously higher to environmental requirement.In addition a kind of magnetostriction type hydrostatic level is also had, it calculates the relative settlement of measuring point by the change in displacement being enclosed within the float vertical direction on measuring staff, therefore in float displacement process, precision in vertical direction directly affects the result of measurement, but it is too low that the shortcoming of this magnetostriction type hydrostatic level is also precision, general at about 0.5mm, so need to improve.
Utility model content
The purpose of this utility model is to provide simple, that measuring accuracy the is high simultaneously high precision magnetostriction hydrostatic level of a kind of structure, solve the problem that existing spirit-leveling instrument measuring accuracy is not high.
For achieving the above object, the utility model adopts following technical scheme:
A kind of high precision magnetostriction hydrostatic level, include liquid storing barrel, magneto strictive sensor, mounting base and set bolt, described liquid storing barrel is provided with connection for breather pipe, fluid-through tube joint and horizontal bubble, described magneto strictive sensor comprise the top being arranged on liquid storing barrel electronics storehouse, be arranged on liquid storing barrel inner and the measuring staff be connected with electronics storehouse and the float be enclosed within measuring staff, the internal diameter of described float bottom is 1.5 times of the internal diameter of float upper end to 3 times, and the external diameter of float bottom is 1.5 times of the external diameter of float upper end to 3 times; The upper surface of described float is also evenly provided with many group righting unit, often organize righting unit and include a backstay and a pulley, one end of described backstay is fixedly connected on the upper surface of float, and the other end of backstay is connected with pulley, and pulley does not contact with measuring staff again.
The through hole that described float matches with measuring staff is shoulder hole.
The outside surface of described float upper end is connected by the outside surface of inclined-plane with float bottom.
The upper surface of described float is evenly provided with four groups of righting unit.
Described mounting base has mounting hole, and mounting base is surveyed on pier or metope through being fixedly mounted on through the expansion bolt of mounting hole.
Compared with prior art the utility model has following characteristics and beneficial effect:
The utility model is for monitoring the building settlement displacements such as bridge, tunnel, dam, house, have rational in infrastructure, simple, the advantage that measuring accuracy is high, compares large about 10 times of the measuring accuracy of denominator instrument, substantially measuring accuracy can be brought up to about 0.05mm.
Float design in the utility model becomes the internal diameter of float bottom to be 1.5 times of the internal diameter of float upper end to 3 times, can prevent from forming narrow slit between float and measuring staff, so there will not be capillarity, do not have yet float and measuring staff pasted by water together with problem; Float design in the utility model becomes the external diameter of float bottom to be 1.5 times of the external diameter of float upper end to 3 times, can ensure stable (both having ensured that float was floating more stable on the water surface) of float, effectively eliminate the effect (profile design of float also easily by the impact of water surface tension, thus affects the precision measured) of water surface tension.
The utility model is while having carried out particular design to float, additionally use antifriction righting design (namely devising righting unit), namely on the upper surface of float, uniform Design righting unit (comprises backstay and pulley, do not contact between pulley with measuring staff), by the effect of righting unit, float center and measuring staff center superposition can be ensured, solve float movable together with measuring staff time, the quality of movable part is very large, cause friction force also very large, thus be easy to the problem affecting measuring accuracy.
The utility model is communicated with between each hydrostatic level by fluid-through tube, is applicable to the relative settlement measuring multiple spot.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in more detail.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural upright schematic diagram of float of the present utility model and measuring staff.
Fig. 3 is the structural representation of float of the present utility model and measuring staff.
Fig. 4 is the using state schematic diagram of survey multiple spot relative settlement of the present utility model.
Reference numeral: 1-liquid storing barrel, 2-sensor, 3-mounting base, 4-connection for breather pipe, 5-snorkel, 6-fluid-through tube joint, 7-fluid-through tube, 8-electronics storehouse, 9-measuring staff, 10-float, the horizontal bubble of 11-, 12-set bolt, 13-backstay, 14-pulley, 15-inclined-plane, 16-through hole.
Embodiment
Embodiment is see shown in Fig. 1-4, this high precision magnetostriction hydrostatic level, for monitoring the building settlement displacements such as bridge, tunnel, dam, house, comparing large about 10 times of the measuring accuracy of denominator instrument, substantially measuring accuracy can be brought up to about 0.05mm.High precision magnetostriction hydrostatic level, include liquid storing barrel 1, magneto strictive sensor 2, mounting base 3 and set bolt 12, described liquid storing barrel 1 is provided with connection for breather pipe 4, fluid-through tube joint 6 and horizontal bubble 11, described magneto strictive sensor 2 comprises the electronics storehouse 8 on the top being arranged on liquid storing barrel 1, be arranged on the inner and measuring staff 9 be connected with electronics storehouse 8 of liquid storing barrel, and the float 10 be enclosed within measuring staff 9, the internal diameter of described float bottom is 1.5 times of the internal diameter of float upper end to 3 times, can prevent from forming narrow slit between float and measuring staff, so there will not be capillarity, do not have yet float and measuring staff pasted by water together with problem.The external diameter of float bottom is 1.5 times of the external diameter of float upper end to 3 times, can ensure stable (both having ensured that float was floating more stable on the water surface) of float, effectively eliminate the effect (profile design of float also easily by the impact of water surface tension, thus affects the precision measured) of water surface tension.
The upper surface of described float is also evenly provided with many group righting unit, often organize righting unit and include a backstay 13 and a pulley 14, one end of described backstay 13 is fixedly connected on the upper surface of float, the other end of backstay 13 is connected with pulley 14, and pulley 14 does not contact with measuring staff 9 again.The utility model is while having carried out particular design to float, additionally use righting unit), namely antifriction righting design, namely uniform Design righting unit on the upper surface of float, by the effect of righting unit, can ensure float center and measuring staff center superposition, solve float movable together with measuring staff time, the quality of movable part is very large, causes friction force also very large, thus is easy to the problem affecting measuring accuracy.
The through hole 16 that described float matches with measuring staff 9 is shoulder hole.
The outside surface of described float upper end is connected with the outside surface of float bottom by inclined-plane 15.
The upper surface of described float 10 is evenly provided with four groups of righting unit.
Described mounting base 3 has mounting hole, and mounting base 3 is surveyed on pier or metope through being fixedly mounted on through the expansion bolt of mounting hole.
The material of described float 10 is stainless steel.
A measuring method for high precision magnetostriction hydrostatic level, step is as follows:
Step 1, sensor 2 and UNICOM's pipe to be connected;
Step 2, to liquid storing barrel 1 li of filling liquid;
Step 3, mounting base 3 is fixedly mounted on by expansion bolt and surveys on pier or metope, liquid storing barrel 1 is fixed on mounting base 3, adjusted the height of liquid storing barrel 1 by set bolt 12, and observe the horizontal bubble 11 at liquid storing barrel 1 top, make the liquid maintenance level in liquid storing barrel;
Step 4, repeat above-mentioned steps 1 ~ 3, fixedly mount the high precision magnetostriction hydrostatic level of getting well other, namely first set up a high precision magnetostriction hydrostatic level as after reference point, a high precision magnetostriction hydrostatic level is set up respectively again at each tested point place, and the liquid storing barrel 1 of all high precision magnetostriction hydrostatic levels is interconnected through fluid-through tube joint 6 and fluid-through tube 7, the liquid storing barrel 1 of all high precision magnetostriction hydrostatic levels is communicated with air by snorkel 5 through connection for breather pipe 4, the liquid level pressure in each liquid storing barrel 1 can be kept consistent,
Step 5, change according to float, measure the liquid level change of each tested point, accurately calculate the sedimentation variable quantity that there emerged a measuring point thus;
Step 6, calculate the height relative relief variable quantity of each liquid storing barrel.
The utility model is communicated with between each hydrostatic level by fluid-through tube, is applicable to the relative settlement measuring multiple spot.
Claims (5)
1. a high precision magnetostriction hydrostatic level, include liquid storing barrel (1), magneto strictive sensor (2), mounting base (3) and set bolt (12), described liquid storing barrel (1) is provided with connection for breather pipe (4), fluid-through tube joint (6) and horizontal bubble (11), described magneto strictive sensor (2) comprises the electronics storehouse (8) on the top being arranged on liquid storing barrel (1), be arranged on the inner and measuring staff (9) be connected with electronics storehouse (8) of liquid storing barrel, and the float (10) be enclosed within measuring staff (9), it is characterized in that: the internal diameter of described float (10) bottom is 1.5 times of the internal diameter of float (10) upper end to 3 times, the external diameter of float bottom is 1.5 times of the external diameter of float upper end to 3 times, the upper surface of described float is also evenly provided with many group righting unit, often organize righting unit and include a backstay (13) and a pulley (14), one end of described backstay (13) is fixedly connected on the upper surface of float, the other end of backstay (13) is connected with pulley (14), and pulley (14) does not contact with measuring staff (9) again.
2. high precision magnetostriction hydrostatic level according to claim 1, is characterized in that: the upper through hole (16) matched with measuring staff (9) of described float (10) is shoulder hole.
3. high precision magnetostriction hydrostatic level according to claim 1, is characterized in that: the outside surface of described float (10) upper end is connected with the outside surface of float (10) bottom by inclined-plane (15).
4. high precision magnetostriction hydrostatic level according to claim 1, is characterized in that: the upper surface of described float (10) is evenly provided with four groups of righting unit.
5. high precision magnetostriction hydrostatic level according to claim 1, is characterized in that: (3) have mounting hole to described mounting base, and mounting base (3) is surveyed on pier or metope through being fixedly mounted on through the expansion bolt of mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420482248.1U CN204101038U (en) | 2014-08-26 | 2014-08-26 | High precision magnetostriction hydrostatic level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420482248.1U CN204101038U (en) | 2014-08-26 | 2014-08-26 | High precision magnetostriction hydrostatic level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204101038U true CN204101038U (en) | 2015-01-14 |
Family
ID=52269457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420482248.1U Withdrawn - After Issue CN204101038U (en) | 2014-08-26 | 2014-08-26 | High precision magnetostriction hydrostatic level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204101038U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215219A (en) * | 2014-08-26 | 2014-12-17 | 中国建筑股份有限公司 | High-precision magnetostrictive static level gauge and measurement method thereof |
| CN106403889A (en) * | 2015-08-14 | 2017-02-15 | 上海朝辉压力仪器有限公司 | Hydrostatic leveling instrument |
| CN107255467A (en) * | 2017-06-30 | 2017-10-17 | 上海建工集团股份有限公司 | Linear automatic measurement system and method for concrete continuous girder bridge segmental construction |
| CN110487243A (en) * | 2019-08-15 | 2019-11-22 | 中交天津港湾工程研究院有限公司 | A kind of airfield runway sedimentation monitoring system and its laying and application method |
-
2014
- 2014-08-26 CN CN201420482248.1U patent/CN204101038U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215219A (en) * | 2014-08-26 | 2014-12-17 | 中国建筑股份有限公司 | High-precision magnetostrictive static level gauge and measurement method thereof |
| CN106403889A (en) * | 2015-08-14 | 2017-02-15 | 上海朝辉压力仪器有限公司 | Hydrostatic leveling instrument |
| CN107255467A (en) * | 2017-06-30 | 2017-10-17 | 上海建工集团股份有限公司 | Linear automatic measurement system and method for concrete continuous girder bridge segmental construction |
| CN107255467B (en) * | 2017-06-30 | 2019-12-03 | 上海建工集团股份有限公司 | Linear automatic measurement system and method for concrete continuous girder bridge segmental construction |
| CN110487243A (en) * | 2019-08-15 | 2019-11-22 | 中交天津港湾工程研究院有限公司 | A kind of airfield runway sedimentation monitoring system and its laying and application 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: 20150114 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |