CN208751505U - A kind of laser lifts measuring device - Google Patents
A kind of laser lifts measuring device Download PDFInfo
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- CN208751505U CN208751505U CN201821312684.9U CN201821312684U CN208751505U CN 208751505 U CN208751505 U CN 208751505U CN 201821312684 U CN201821312684 U CN 201821312684U CN 208751505 U CN208751505 U CN 208751505U
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- laser
- lifts
- cabinet body
- measuring device
- laser sensor
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Abstract
The utility model discloses a kind of laser to lift measuring device, it is characterised in that: including cabinet body (1), is equipped with top cover (2) at the top of the cabinet body (1)；Cabinet body (1) bottom is opening；Sequentially connected laser sensor (3) is also provided in the cabinet body (1), laser lifts instrument mainboard (4) and display device and power supply (5)；The power supply (5) provides operating voltage；The laser sensor (3), for measuring the distance between laser sensor (1) and ground.The utility model laser lifts measuring device, and the displacement variable lifted is measured by laser sensor, and the data of acquisition are uploaded automatically, and cabinet body is combined to use, and measurement result is accurate, stablizes, simple, convenient.
Description
Technical field
The utility model relates to a kind of grouting process equipment, especially a kind of laser lifts measuring device.
Background technique
Currently, grouting quality is mainly improved using the method for improving grouting pressure in work progress, and high-pressure grouting is easy
Cause concrete lining to destroy, generation when grouting is caused to lift deformation failure；It needs to carry out grouting to lift measurement.
In grouting works construction, it is often necessary to earth's surface is carried out to lift deformation observation, generallys use amesdial observation method,
A deep hole first is bored in grouting region, then by the basement rock of measuring staff embedment bottom hole, then masonry cement mortar is observed by measuring staff
Platform, observation countertop inlay one piece of horizontal glass piece, are relative to measuring staff using the forward and backward sheet glass of amesdial measurement grouting finally
It is no to be subjected to displacement variation (since measuring staff buried depth is larger, not changing in filling process)；In Publication No. CN201463801U
Patent dam curtain grouting lift monitoring device in, disclose dam curtain grouting lift monitoring device, including amesdial,
Inner tube exposed upper end is horizontally fixed with bracket, and amesdial is fixed on concrete pier, and bracket is contacted with the metering contact of amesdial,
Outer tube is cased in inner tube periphery；In a kind of grouting lifting device of patent of Publication No. CN207211116U, grouting is disclosed
Lifting device, including inner tube, outer tube, elastic plug, rubber plug protect steel pipe and lift amesdial, and the amesdial that lifts is fixed on
At the top of inner tube；The top of the elastic plug is equipped with boss, and the middle part of the elastic plug is equipped with through-hole, and said inner tube is arranged in
It is interference fitted in through-hole and with the through-hole, the outer tube lower end is sheathed on boss and is interference fitted with the boss, described
Rubber plug protects steel pipe socket to be set to outside the elastic plug and be interference fitted with the elastic plug；
But this measurement method that lifts needs to first pass through in the measurements the cumbersome steps such as drilling, insertion measuring rod, and
In the measurements, cement mortar measuring platform is influenced (such as ponding, mechanical oscillation factor) due to the various environment by construction site,
It is easily separated from concrete surface (or ground), to cause observation data distortion even can not normal observation.
Utility model content
The goal of the invention of the utility model is: in view of the above problems, a kind of laser is provided and lifts measuring device,
Replace mechanical thousand sorting to survey, the change in displacement of front and back is lifted using laser sensor measurement grouting, solves and existing lift survey
It is not high to measure device precision, is easy the problem of being distorted, while laser sensor being mounted in cabinet body, sensor can be protected, kept away
From arriving externalities, it is more accurate to lift measurement.
The technical solution adopted in the utility model is as follows:
A kind of laser of the utility model lifts measuring device, including cabinet body, is equipped with top cover at the top of the cabinet body；The cabinet body
Bottom is opening；Sequentially connected laser sensor, mainboard and display device and power supply are also provided in the cabinet body；Institute
It states power supply and operating voltage is provided；The laser sensor, for measuring the distance between laser sensor and ground.
Preferably, the display device includes touch screen, touch screen is embedded in touch screen fixed plate, and touch screen is fixed
Plate is fixed on cabinet body by fixed angle steel.
The above structure, the setting of display device can carry out lifting by touch screen checking for measurement result and variation, together
When by touch screen carry out interior of the cabinet instrument control.
Preferably, the laser sensor is installed on the cabinet by fixed frame, laser sensor and cabinet floor it
Between do not contact.
Laser sensor is able to maintain the stabilization of sensor on the cabinet by fixed frame installation, prevented by the above structure
Due to effect of jitter measurement result when measurement, and there is a certain distance between laser sensor and cabinet floor, between them
It does not contact, enables laser sensor acceptance part to receive the reflected laser of object, it is accurate to reach testing result.
Preferably, being additionally provided with bracket in the cabinet body, laser sensor is installed on bracket.
Laser sensor is fixed by bracket for the above structure, between range unit measuring device and ground away from
From when lifting, measurement distance changes, and lifts displacement variable to measure.
Preferably, the bracket includes fixing clamp, cross bar, fixed device and lifts bar；Described cross bar one end passes through solid
Determine device and be fixed on to lift on bar, the other end is equipped with fixing clamp, clamps laser sensor on fixing clamp.
The above structure can adjust the distance between laser sensor and ground by fixing clamp or fixed device；Laser
There is a certain distance between sensor and ground, ccd array can be not inside laser transmitter projects laser, laser sensor
Laser with angular acceptance to object radiation back, according to this angle and the distance of known laser and camera, digital signal
Processor can calculate the distance between sensor and survey object.
Preferably, the laser sensor includes light-projecting portion and acceptance part.
The above structure, light-projecting portion emit laser to the ground and are received after laser is reflected by acceptance part, pass through its acceptance angle
Degree and laser calculate laser sensor at a distance from ground at a distance from acceptance part.
Preferably, the power supply is Switching Power Supply, Switching Power Supply is mounted in power supply fixed plate, and power supply fixed plate passes through
Fixed angle steel is mounted on cabinet body.
Preferably, it includes acquisition module, communication module and minimum system that the laser, which lifts instrument mainboard,；The acquisition mould
Block is sent to minimum system for receiving the analog signal of laser sensor acquisition；The minimum system, for letter will to be simulated
After number being converted to Digital Signal Processing, sent by communication module；The communication module, for realizing 232 communications and 485
Communication.
Preferably, the mainboard is also communicated to connect with data center；Mainboard connects alarm.
The data of measurement are uploaded to laser and lift instrument mainboard by the above structure, laser sensor, and laser lifts instrument mainboard will
Data upload to data center, show in data center and record lifts value.
Working principle: laser sensor measures the distance between itself and ground, after lifting, the distance between they
It changes, the displacement variable of generation is exactly to lift value, and sensor sends laser for the data of acquisition and lifts instrument mainboard, warp
It after crossing the data conversion and processing that laser lifts instrument mainboard, shows on the touchscreen, so that detection lifts value.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, it is more accurate to lift measurement, amesdial is substituted using laser sensor, is measured by laser, reduces mechanical
The influence of vibration, and the precision of laser ranging is higher, and to lifting, variation is more sensitive, and measurement result is more accurate.
2, it is more convenient to lift measurement, is capable of measuring as long as installing laser sensor in the measurements, does not need to be surveyed
Gauge rod embedment, the operation of the complexity such as setting of measuring platform are easy to operate.
3, lift measurement it is small by external environment influence, due to sensor be arranged in cabinet body, cabinet body can prevent top and
The influence of the rainwater at four sides and other mal-conditions can protect sensor, prolong the service life, and can obtain more accurate
Measurement result.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that one laser of specific embodiment lifts measuring device.
Fig. 2 is the acquisition module circuit diagram that laser lifts instrument mainboard.
Fig. 3 is the communication module circuitry figure that laser lifts instrument mainboard.
Fig. 4 is the minimum system circuit diagram that laser lifts instrument mainboard.
Fig. 5 is the structural schematic diagram that specific embodiment dual-laser lifts measuring device.
Marked in the figure: 1 is cabinet body, 2 be top cover, and 3 be laser sensor, and 31 be fixed frame, and 4 lift instrument mainboard for laser, 5
It is power supply fixed plate for power supply, 51,6 be touch screen, and 61 be touch screen fixed plate, and 62 be fixed angle steel, and 7 be door-plate, and 8 be glass
Window, 10 be bracket, and 11 be fixing clamp, and 12 be cross bar, and 13 be fixed device, and 14 be to lift bar.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Embodiment one:
As shown in Figure 1, a kind of laser of the utility model lifts measuring device, including cabinet body 1, it is equipped at the top of the cabinet body 1
Top cover 2；Sequentially connected laser sensor 3 is also provided in the cabinet body 1, laser lifts instrument mainboard 4 and display device, and
Power supply 5；The power supply 5 provides operating voltage；The laser sensor 3, for measure between laser sensor and ground away from
From；The power supply 5 is Switching Power Supply, and Switching Power Supply is mounted in power supply fixed plate 51, and power supply fixed plate 51 passes through fixed angle steel
It is mounted on cabinet body 1.
Cabinet body 1 is equipped with door-plate 7, is equipped with windowpane 8 on door-plate 7, and corresponding position is equipped with display device in windowpane 8,
Display device includes touch screen 6, and touch screen 6 is embedded in touch screen fixed plate 61, and touch screen fixed plate 61 passes through fixed angle steel
62 are fixed on cabinet body 1；It can check that is shown on touch screen 6 lifts value by windowpane 8.
1 bottom of cabinet body is opening, and laser can be transmitted directly to the ground be in the milk and lifted at detection, when lifting,
The distance between ground and sensor can change, so that measurement lifts；The laser sensor 3 is installed by fixed frame 31
It on cabinet body 1, is not contacted between laser sensor 3 and 1 bottom surface of cabinet body, there is a certain distance, to guarantee laser acceptance part energy
The laser of object reflection is received, displacement measurement is carried out；Laser sensor 3 includes light-projecting portion and acceptance part.
It includes acquisition module, communication module and minimum system that laser, which lifts instrument mainboard 4,；Acquisition module and communication module difference
It is connect with minimum system；Acquisition module is also connect with laser sensor 3, and the analog signal of receiving sensor acquisition is sent to most
Mini system；After analog signal is converted to Digital Signal Processing by minimum system, communicated by communication module with outside.
As shown in Fig. 2, the acquisition module includes connector P301, connector P302, connector P303, remote calculation amplification
Device, zener diode；Connector P301 uses double socket, as the interface for inputing to single-chip simulation signal；Connector
P302 facilitates tester and maintenance personal to be tested accordingly as test interface；Connector P303, as with laser
The interface of sensor connection, lifts current value for acquiring；2 pins of P303 concatenate protective tube F1, F1 respectively with resistance
R302, zener diode DZ301, capacitor C304, row hold CP301 parallel connection；F1 is also connected with the remote positive input for calculating amplifier LM358
End, connects between the reverse input end and output end of LM358, resistance R301 is serially connected on output end；The voltage input electricity of LM358
Road is connected with capacitor C301 and C302 in parallel；R301 is connected with the pin of P301 and P302 respectively by capacitor C303 in parallel
It connects；4 pins of P301 connect single-chip microcontroller, export analog signal；The effect of LM358 partial circuit is: realizing voltage follower
Act on (QUOTE ), therefore the voltage exported with the voltage of input be it is synchronous, also can
Play the role of certain buffering, isolation, improve load capacity.
As shown in figure 3, the communication module includes electrical level transferring chip MAX232, the transceiver of connector JP2, RS -485
485 interface circuit of MAX485ESA, RS-and interface J1；MAX232 is connect with JP2；The single-chip microcontroller of MAX232 and minimum system connects
It connects, and is connect with interface J1, carry out 232 communications of single-chip microcontroller；MAX232 is connect with interface J1；Interface J1 and 485 interface of RS-
Circuit connection, 485 interface circuit of RS-are connect with MAX485ESA, and MAX485ESA is connect with single-chip microcontroller, realizes the 485 of single-chip microcontroller
Communication；Interface J1 is 232/485 interface；485 interface circuit of RS-includes pull-up resistor R203, pull down resistor R205 and matching electricity
Hinder R204；Pull-up resistor R203 and pull down resistor R205,485 chips for guaranteeing connectionless are in idle condition, and provide net
Network fail safe improves the reliability of RS485 node and network；Build-out resistor can reduce anti-due to caused by mismatching
It penetrates, absorption of noise, restrained effectively noise jamming；It further include being made of zener diode TVS301, TVS302, TVS303
Pressure limiting circuit protects 485 circuit of RS-not by externalities, while having lightning protection effect.Mainboard 4 is realized and touch screen
Between 232 communication, 485 between recorder communicate.
As shown in figure 4, the minimum system includes single-chip microcontroller STM32F103RET6 chip and peripheral circuit；The periphery
Circuit includes that relay circuit, voltage regulator circuit, indicator light circuit, power interface P102, JP1 interface, crystal oscillating circuit and capacitor are gone
Coupling circuit；The peripheral circuit is connect with STM32F103RET6 chip pin respectively.
The relay circuit includes relay K1, and K1 uses HRB1-S-DC24V, and the one end K1 connects P103 interface, relay
On the coil of device K1 and it is connected to zener diode D3, is serially connected with resistance R104 in the base stage of D3 connecting triode Q101, Q101,
R104 accesses QUOTE , QUOTE It is connect with single-chip microcontroller；The main function of relay circuit is: passing through
The external alarm of P103 interface reaches the function of alarm；Its working principle: when single-chip microcontroller detects that system needs to alarm, R104
Front end QUOTE Input high level, when the pressure drop that NPN triode 8050 has 0.7V will make the current collection of triode
Pole and emitter are connected, to which relay is attracted, and the interface 1 of P103 realizes alarm equipment alarm to obtain 5V voltage.
The voltage regulator circuit includes voltage-stablizer U103, and U103 uses AMS1117, the 3 pins connection of U103 capacitor in parallel
C103 and row hold CP101；The 2 of U103 connect capacitor C104 and row in parallel with 4 pins and hold CP102；The function that ASM1117 is realized
It is voltage conversion, the input of 5V obtains the voltage output of 3.3V, needs the power supply of 3.3V to provide corresponding voltage for system.
The indicator light circuit includes power indicator circuit and test indicator light circuit；Power indicator circuit includes two
Pole pipe D3 and resistance R102；Testing indicator light circuit includes diode D2 and resistance R103.
The power interface P102 provides corresponding power supply by Switching Power Supply；2 and 3 pins of JP1 interface are separately connected
SWCLK and SWDIO pin, JP1 interface are SWD downloading routine interfaces.
The crystal oscillating circuit includes crystal resonator Y1, and Y1 is connected separately with capacitor using the both ends external crystal-controlled oscillation device XTAL, Y1
C101 and C102；Crystal oscillating circuit is the start-oscillation circuit of single-chip microcontroller work.
The capacitor decoupling circuit includes capacitor C106, C107, C108 in parallel, there is filter action.
In embodiment, laser lifts instrument mainboard 4 and also connect with data center, realizes the communication between data center,
Sensing data is uploaded into data center.
In the present embodiment, laser, which lifts, is also connected with alarm on instrument mainboard 4, alarm in time.
Embodiment two:
Compared with embodiment one, in the present embodiment, laser sensor 3 is not installed on cabinet body 1, but in cabinet body 1
Equipped with bracket 10, laser sensor 3 is installed on bracket 10；The bracket 10 includes fixing clamp 11, cross bar 12, fixed device 13
With lift bar 14；Described 12 one end of cross bar is fixed on by fixed device 13 and is lifted on bar 14, and the other end is equipped with fixing clamp 11,
Laser sensor 3 is clamped on fixing clamp 11；Bracket 10 is arranged in cabinet body 1, and since the bottom of cabinet body 1 is opening, bracket 10 is straight
Connect with ground face contact, be placed on the corresponding ground in 1 bottom of cabinet body, be used to fixed laser sensor 3, when measurement ground lift
When dynamic, laser sensor 3 and the light distance on ground change, and according to the variation of distance and lift the relationship of value, calculate and lift
Dynamic value.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (9)
1. a kind of laser lifts measuring device, it is characterised in that: including cabinet body (1), be equipped with top cover (2) at the top of the cabinet body (1)；
Cabinet body (1) bottom is opening；Sequentially connected laser sensor (3) is also provided in the cabinet body (1), laser lifts instrument
Mainboard (4) and display device and power supply (5)；The power supply (5) provides operating voltage；The laser sensor (3), is used for
Measure the distance between laser sensor (3) and ground.
2. laser as described in claim 1 lifts measuring device, it is characterised in that: the display device includes touch screen (6),
Touch screen (6) is embedded in touch screen fixed plate (61), and touch screen fixed plate (61) passes through fixed angle steel (62) and is fixed on cabinet body
(1) on.
3. laser as described in claim 1 lifts measuring device, it is characterised in that: the laser sensor (3) passes through fixation
Frame (31) is mounted on cabinet body (1), is not contacted between laser sensor (3) and cabinet body (1) bottom surface.
4. laser as described in claim 1 lifts measuring device, it is characterised in that: be additionally provided with bracket in the cabinet body (1)
(10), laser sensor (3) are installed on bracket (10).
5. laser as claimed in claim 4 lifts measuring device, it is characterised in that: the bracket (10) includes fixing clamp
(11), it cross bar (12), fixed device (13) and lifts bar (14)；Described cross bar (12) one end passes through fixed device (13) and is fixed on
It lifts on bar (14), the other end is equipped with fixing clamp (11), clamps laser sensor (3) on fixing clamp (11).
6. laser as claimed in claim 3 or 5 lifts measuring device, it is characterised in that: the laser sensor (3) includes throwing
Light portion and acceptance part.
7. laser as described in claim 1 lifts measuring device, it is characterised in that: the power supply (5) is Switching Power Supply, switch
Power supply is mounted on power supply fixed plate (51), and power supply fixed plate (51) is mounted on cabinet body (1) by fixed angle steel.
8. laser as described in claim 1 lifts measuring device, it is characterised in that: the laser lifts instrument mainboard (4) and includes
Acquisition module, communication module and minimum system；The acquisition module, for receiving the analog signal of laser sensor acquisition, hair
It is sent to minimum system；The minimum system is sent after analog signal is converted to Digital Signal Processing by communication module
It goes out；The communication module, for realizing 232 communications and 485 communications.
9. laser as described in claim 1 lifts measuring device, it is characterised in that: the laser lift instrument mainboard (4) also with
Data center's communication connection；The laser lifts instrument mainboard (4) connection alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821312684.9U CN208751505U (en) | 2018-08-15 | 2018-08-15 | A kind of laser lifts measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821312684.9U CN208751505U (en) | 2018-08-15 | 2018-08-15 | A kind of laser lifts measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208751505U true CN208751505U (en) | 2019-04-16 |
Family
ID=66080371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821312684.9U Active CN208751505U (en) | 2018-08-15 | 2018-08-15 | A kind of laser lifts measuring device |
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| Country | Link |
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| CN (1) | CN208751505U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058497A (en) * | 2020-01-13 | 2020-04-24 | 中南大学 | High-precision dam foundation grouting stratum lift detection device |
-
2018
- 2018-08-15 CN CN201821312684.9U patent/CN208751505U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058497A (en) * | 2020-01-13 | 2020-04-24 | 中南大学 | High-precision dam foundation grouting stratum lift detection device |
| CN111058497B (en) * | 2020-01-13 | 2021-02-26 | 中南大学 | High-precision dam foundation grouting stratum lift detection device |
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