CN205785187U - A kind of vertical deformation detection device - Google Patents

A kind of vertical deformation detection device Download PDF

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Publication number
CN205785187U
CN205785187U CN201620374291.5U CN201620374291U CN205785187U CN 205785187 U CN205785187 U CN 205785187U CN 201620374291 U CN201620374291 U CN 201620374291U CN 205785187 U CN205785187 U CN 205785187U
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China
Prior art keywords
cavity
sensor
floating drum
tilt angle
detection device
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CN201620374291.5U
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Chinese (zh)
Inventor
刘克明
杨金喜
曹龙
童佳杰
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Changsha Polytron Technologies Inc
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JINMA HIGH-TECH INDUSTRY Co LTD CHANGSHA
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Abstract

The utility model discloses a kind of vertical deformation detection device, including cavity, conducting system and data collecting system, liquid medium it is filled with in cavity, conducting system includes floating drum, measuring staff, stopping means and sensor for tilt angle, floating drum floats in liquid medium, one end of measuring staff is connected with floating drum, and the other end is articulated with on stopping means and is connected with sensor for tilt angle;Liquid level change followed by floating drum, drives measuring staff to rotate around pin joint, and sensor for tilt angle senses the change of angle and exports the corresponding signal of telecommunication, and data collecting system draws the vertical displacement variable quantity of measuring point according to the signal of telecommunication.This utility model has that compact structure is light, it is convenient to install, test is simple, measuring accuracy is high and the advantage such as long time stability.

Description

A kind of vertical deformation detection device
Technical field
This utility model is mainly concerned with detection and the monitoring device field being applied to engineering, refers in particular to a kind of device for survey engineering structure vertical displacement change.
Background technology
Hydrostatic level is for Fundamentals of Measurement and the general purpose transducer of the relative settlement of each measuring point of building, is widely used in each measuring point differential settlement and the measurements of linear change such as subgrade settlement, bridge degree of disturbing, Hydroelectric Plant, dam, high-rise.Along with improving constantly of the flourish of capital construction and construction technique, the requirement to detection sensor also improves constantly.The total class of hydrostatic level in the market is various, but commonly used inductance fm principle design manufactures.The size sensor of this quasi-tradition is relatively big, and range is short, certainty of measurement is poor, and temperature and environmental effect are big, and requirements of installation space is high, can not meet far away Large Span Bridges, high ferro roadbed, the isostructural actual measurement application of water resources dam.
Utility model content
The technical problems to be solved in the utility model is that the technical problem existed for prior art, a kind of compact structure is light, it is convenient to install, test simple in this utility model offer, measuring accuracy is high and the vertical deformation detection device of long time stability, and the measurement being widely portable to various structure is applied.
For solve above-mentioned technical problem, this utility model by the following technical solutions:
A kind of vertical deformation detection device, including cavity, conducting system and data collecting system, it is filled with liquid medium in described cavity, described conducting system includes floating drum, measuring staff, stopping means and sensor for tilt angle, described floating drum floats in liquid medium, one end of described measuring staff is connected with floating drum, and the other end is articulated with on stopping means and is connected with sensor for tilt angle;Liquid level change followed by described floating drum, drives measuring staff to rotate around pin joint, and described sensor for tilt angle senses the change of angle and exports the corresponding signal of telecommunication, and described data collecting system draws the vertical displacement variable quantity of measuring point according to the signal of telecommunication.
Further improvement as this utility model device: be provided with water pipe head on described cavity, described cavity forms connected state by the cavity of water pipe head with other inclination angle type hydrostatic levels, to form static level test system.
Further improvement as this utility model device: passage is left to ensure that cavity communicates with air in described cavity top.
Further improvement as this utility model device: embed transparent master scale chi on a face of described cavity, in order to observe the height of liquid medium in cavity.
Further improvement as this utility model device: described sensor for tilt angle is differential type inclination angle chip, utilizes acceleration of gravity principle to measure the inclination angle of chip and horizontal direction.
Further improvement as this utility model device: described data collecting system includes microcontroller circuit, storage circuit and signal acquisition circuit;Described microcontroller circuit is used for controlling whole system and runs, described storage circuit is used for storing measurement data, described signal acquisition circuit is in order to complete AD conversion, described microcontroller circuit is used for controlling the process of AD collection and being analyzed processing to the digital signal gathered, and is finally calculated the vertical displacement change of measuring point.
Further improvement as this utility model device: described data collecting system also includes communicating circuit, and described communicating circuit uses RS485 bus digital data transmission.
Compared with prior art, the utility model has the advantage of:
1, vertical deformation of the present utility model detection device, use sensor for tilt angle that the vertical change of liquid level is converted to the angle change of measuring staff, range the most slightly above measured by sensor, greatly reduces difficulty and the space requirement of installation, it is adaptable to the range of various structure measurements needs.
2, vertical deformation of the present utility model detection device, use sensor for tilt angle as displacement sensing element, size is little, precision is high, temperature and environmental effect faint, long time stability, be particularly well-suited to the little sedimentation of high ferro roadbed, high-precision requirement.
3, vertical deformation of the present utility model detection device, uses high-precision sampling A/D chip and high-performance microprocessor, and digital signal exports, and interference free performance is superior, convenient composition automatic measuring system.
4, vertical deformation of the present utility model detection device, circuit built-in electronic numbering and model, it is achieved Intelligent Recognition and calculating.
5, vertical deformation of the present utility model detection device, embeds transparent master scale chi at shell cavity, can artificially read data, meets the execution standard of hydraulic engineering application.
Accompanying drawing explanation
Fig. 1 is this utility model structural principle schematic diagram in concrete application example.
Fig. 2 is this utility model structural framing schematic diagram of data collecting system in concrete application example.
Fig. 3 is that this utility model stores circuit theory schematic diagram in a particular embodiment.
Fig. 4 is this utility model signal acquisition circuit principle schematic in a particular embodiment.
Fig. 5 is this utility model microcontroller circuit principle schematic in a particular embodiment.
Fig. 6 is this utility model RS485 communicating circuit principle schematic in a particular embodiment.
Marginal data:
1, water pipe head;2, cavity;3, floating drum;4, master scale chi;5, passage;6, data collecting system;7, sensor for tilt angle;8, measuring staff;9, stopping means;10, liquid medium;11, signal acquisition circuit;12, microcontroller circuit;13, storage circuit;14, communicating circuit.
Detailed description of the invention
Below with reference to Figure of description and specific embodiment, this utility model is described in further details.
As depicted in figs. 1 and 2, this utility model provides a kind of vertical deformation detection device, it is a kind of high-precision tilt angle formula hydrostatic level, it includes cavity 2, conducting system and data collecting system 6, being filled with liquid medium 10 in cavity 2, conducting system includes floating drum 3, measuring staff 8, stopping means 9 and sensor for tilt angle 7, and floating drum 3 floats in liquid medium 10, one end of measuring staff 8 is connected with floating drum 3, and the other end is articulated with on stopping means 9 and is connected with sensor for tilt angle 7;Floating drum 3 can follow liquid level change, drives measuring staff 8 to rotate around pin joint, and sensor for tilt angle 7 can sense the change of angle and export the corresponding signal of telecommunication.That is, this utility model utilizes sensor for tilt angle 7 to sense the angle change of measuring staff 8 thus measures the vertical displacement change of liquid level, vertical displacement changes physical quantity and is converted to gather the analog electrical signal of identification.This utility model is in use, when measuring point generation vertical displacement changes, in cavity 2, the liquid level of liquid medium 10 can change therewith, by conducting system, the physical change amount of liquid level is converted to analog voltage signal export, the analog voltage signal of output is converted to Digital Signal Processing analysis by data collecting system 6, calculate the changing value of liquid level, thus measure the vertical displacement variable quantity of measuring point accurately.
As preferred embodiment, the present embodiment is provided with on cavity 2 water pipe head 1, forms connected state by the cavity 2 of water pipe Yu other inclination angle type hydrostatic levels, to form static level test system.Cavity 2 uses stainless steel structure, can be used to the conducting system within protection and data collecting system 6.Further, leave passage 5 on cavity 2 top, be always ensured that cavity 2 communicates with air, to ensure certainty of measurement.
This utility model further on cavity 2 face (such as sidewall) embed transparent master scale chi 4, facilitate user to observe the height of liquid medium 10 in cavity 2 intuitively.
In the present embodiment, sensor for tilt angle 7 uses high-precision differential type inclination angle chip, utilizes acceleration of gravity principle to measure the inclination angle of chip and horizontal direction.By this sensor for tilt angle 7 physical quantity of change in displacement can be converted to can electron collection analog voltage signal export.This chip carries temperature-compensating, and certainty of measurement is high, long-time stability are good.
In the present embodiment, seeing Fig. 2~Fig. 6, data collecting system 6 includes microcontroller circuit 12, storage circuit 13, signal acquisition circuit 11 and communicating circuit 14.Microcontroller circuit 12 uses high performance single chip computer AT 89c2051, the program code of built-in burning, controls whole system and runs, including signal AD conversion, Data Management Analysis, storage and communication etc..Storage circuit 13 uses two panels High Speed Serial flash storage chip AT24C1024, designs simple and convenient, can 4000 measurement data of Coutinuous store.Storage built-in electronic numbering and model, it is achieved Intelligent Recognition and calculating.Signal acquisition circuit 11 uses 16 fast A/D conversion chip MAX1400, the voltage signal of sensor for tilt angle 7 output is sent into A/D chip after voltage follower and is converted to digital signal, microcontroller circuit 12 controls the process of AD collection and is analyzed processing to the digital signal gathered, and is finally calculated the vertical displacement change of measuring point.Communicating circuit 14 uses RS485 bus digital data transmission, uses discrete component design, takes into full account the impact of thunderbolt and electrostatic, be highly suitable for severe field construction environment.
Below being only preferred implementation of the present utility model, protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, should be regarded as protection domain of the present utility model.

Claims (7)

1. a vertical deformation detection device, it is characterized in that, including cavity (2), conducting system and data collecting system (6), liquid medium (10) it is filled with in described cavity (2), described conducting system includes floating drum (3), measuring staff (8), stopping means (9) and sensor for tilt angle (7), described floating drum (3) floats in liquid medium (10), one end of described measuring staff (8) is connected with floating drum (3), and the other end is articulated with stopping means (9) and above and is connected with sensor for tilt angle (7);Liquid level change followed by described floating drum (3), drives measuring staff (8) to rotate around pin joint, and described sensor for tilt angle (7) senses the change of angle and exports the corresponding signal of telecommunication, and described data collecting system (6) draws the vertical displacement variable quantity of measuring point according to the signal of telecommunication.
Vertical deformation the most according to claim 1 detection device, it is characterized in that, water pipe head (1) it is provided with on described cavity (2), described cavity (2) forms connected state by the cavity (2) of water pipe head (1) with other inclination angle type hydrostatic levels, to form static level test system.
Vertical deformation the most according to claim 1 detection device, it is characterised in that passage (5) is left to ensure that cavity (2) communicates with air in described cavity (2) top.
Vertical deformation the most according to claim 1 detection device, it is characterised in that embed transparent master scale chi (4) on a face of described cavity (2), in order to observe the height of cavity (2) interior liquid medium (10).
5. detect device according to the vertical deformation described in any one in Claims 1 to 4, it is characterised in that described sensor for tilt angle (7) is differential type inclination angle chip, utilize acceleration of gravity principle to measure the inclination angle of chip and horizontal direction.
6. detect device according to the vertical deformation described in any one in Claims 1 to 4, it is characterised in that described data collecting system (6) includes microcontroller circuit (12), storage circuit (13) and signal acquisition circuit (11);Described microcontroller circuit (12) is used for controlling whole system and runs, described storage circuit (13) is used for storing measurement data, described signal acquisition circuit (11) is in order to complete AD conversion, described microcontroller circuit (12) is used for controlling the process of AD collection and being analyzed processing to the digital signal gathered, and is finally calculated the vertical displacement change of measuring point.
Vertical deformation the most according to claim 6 detection device, it is characterised in that described data collecting system (6) also includes communicating circuit (14), and described communicating circuit (14) uses RS485 bus digital data transmission.
CN201620374291.5U 2016-04-28 2016-04-28 A kind of vertical deformation detection device Active CN205785187U (en)

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Application Number Priority Date Filing Date Title
CN201620374291.5U CN205785187U (en) 2016-04-28 2016-04-28 A kind of vertical deformation detection device

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106629131A (en) * 2016-12-22 2017-05-10 苏州金艾特科技有限公司 Test tube preparing machine
CN108053629A (en) * 2017-11-18 2018-05-18 中国铁路设计集团有限公司 A kind of III plate-type non-fragment orbits of CRTS sedimentation automatic monitoring device and monitoring method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106629131A (en) * 2016-12-22 2017-05-10 苏州金艾特科技有限公司 Test tube preparing machine
CN108053629A (en) * 2017-11-18 2018-05-18 中国铁路设计集团有限公司 A kind of III plate-type non-fragment orbits of CRTS sedimentation automatic monitoring device and monitoring method

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C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 410205 No. 188 west slope, Yuelu District, Hunan, Changsha, Tongzi

Patentee after: Changsha Polytron Technologies Inc

Address before: 410205 No. 188 west slope, Yuelu District, Hunan, Changsha, Tongzi

Patentee before: Jinma High-Tech Industry Co., Ltd, Changsha

CP01 Change in the name or title of a patent holder