CN216206886U

CN216206886U - Laboratory water level calibration device

Info

Publication number: CN216206886U
Application number: CN202122405738.4U
Authority: CN
Inventors: 孙军; 孙强; 陈乘风
Original assignee: Xiamen Yinghuan Electronic Technology Co ltd
Current assignee: Xiamen Yinghuan Marine Instrument Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-05
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a laboratory water level calibration device, which comprises: a base; a rail disposed on the base; the auxiliary travelling crane is matched with the track; the main crane is positioned on the same horizontal plane with the auxiliary crane, a tide level meter is fixed on the auxiliary crane, a reflecting plate is fixed on the main crane, and the tide level meter points to the reflecting plate; the controller is used for controlling the main travelling crane to move on the track, water level change is simulated through mechanical movement of the main travelling crane, water inlet and water discharge processes are not needed, the speed of the whole metering and calibrating process is greatly increased, parameters are only manually set in the water level adjusting process, the whole operation flow is not needed to be manually participated, on one hand, the testing efficiency is improved, and on the other hand, deviation caused by manual operation and reading can be avoided.

Description

Laboratory water level calibration device

Technical Field

The utility model relates to hydrological calibration, in particular to a laboratory water level calibration device.

Background

The tide level/water level measuring instrument is one of the most commonly used instruments in the marine field and the water conservancy field, and both the marine department and the water conservancy department put forward a strict requirement on the precision of the tide level/water level measuring instrument, the measuring precision of the instrument and the quantitative evaluation given to the measuring precision by a metrological verification means are one of the most important indexes for measuring the quality of the instrument, and a manufacturer of the tide level/water level instrument generally needs an autonomous verification means to carry out factory customs work on the performance of the instrument.

Taking the only national ocean standard metering center of the ocean instrument official metering and calibrating unit in China as an example, the existing tide level/water level metering and calibrating device mainly has four problems, one is that water is required to be fed and discharged, the whole metering and calibrating process is very long, only 1-2 minutes are required for each measurement, and more than 10 minutes are required for water discharge; secondly, the degree of automation is realized, and the process of adjusting the water level completely depends on manual operation; thirdly, the observation means is backward, the water surface is led out through the communicating pipe, and the reading of the scale is read by using a movable camera. And fourthly, the measuring range is only 10 meters, and although the requirement of ocean tide level observation can be met, the observation requirement of the water conservancy industry can not be met. The above problems also cause inefficient testing processes.

SUMMERY OF THE UTILITY MODEL

The utility model provides a laboratory water level calibration device which can effectively solve the problems.

The utility model is realized by the following steps:

a laboratory water level calibration apparatus, comprising:

a base;

a rail disposed on the base;

the auxiliary travelling crane is matched with the track;

the main travelling crane is positioned on the same horizontal plane with the auxiliary travelling crane,

a tide level meter is fixed on the auxiliary travelling crane, a reflecting plate is fixed on the main travelling crane, and the tide level meter points to the reflecting plate;

and the controller is in communication connection with the auxiliary travelling crane and the main travelling crane and is used for controlling the auxiliary travelling crane or the main travelling crane to move on the track.

As a further improvement, the tide level indicator on the auxiliary trolley is vertically pointed to the central position of the reflecting plate on the main trolley through the laser.

As a further improvement, the rail is flush with the horizontal plane.

As a further improvement, the host vehicle comprises a motion component, a power supply component, a communication component and a control component, and the host vehicle receives the instruction of the controller through the communication component and drives the motion component to move on the track.

As a further improvement, one side of the track is a driving block with a tooth row, and the other side of the track is a driven block without a tooth row, and the driving block and the driven block are both connected with the motion assembly.

As a further improvement, the bottom and the inner wall of the base are provided with silencing sheets.

As a further improvement, the controller is a primary controller, a secondary controller is arranged on the main crane, and the secondary controller is wirelessly connected with the primary controller through the communication component.

As a further improvement, the track is provided with a scale, and the precision of the scale is 1 mm.

The utility model has the beneficial effects that:

according to the utility model, the water level change is simulated through the mechanical movement of the main vehicle, the water inlet and water discharge processes are not needed, the speed of the whole metrological verification process is greatly increased, the water level adjustment process only needs to manually set parameters, the whole operation process does not need to be manually participated, on one hand, the testing efficiency is improved, and on the other hand, the deviation caused by manual operation and reading can be avoided.

The construction scheme of the utility model has good expansibility, can flexibly expand the measurement range under the condition of allowance of objective conditions, has only a linear mode of cost increase, avoids the capital pressure caused by exponential increase, and can realize the observation range exceeding 10 meters on the premise of not increasing much cost.

The utility model can carry a plurality of tide level meters with different principles on the auxiliary travelling crane, integrates tide level measuring instruments with more principles, and solves the defects that the prior calibrating device can only calibrate an instrument with one principle, has narrow coverage and low cost efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a laboratory water level calibration apparatus according to an embodiment of the present invention.

Fig. 2 is a logic diagram of a laboratory water level calibration apparatus according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-2, a laboratory water level calibration apparatus includes: a base 1; a rail 2 provided on the base 1; the auxiliary travelling crane 3 is matched with the track 2; the main travelling crane 4 is positioned on the same horizontal plane with the auxiliary travelling crane 3, a tide level meter is fixed on the auxiliary travelling crane 3, a reflecting plate is fixed on the main travelling crane 4, and the tide level meter points to the reflecting plate; with controller 5 that 4 communication of driving a vehicle are connected, controller 5 is used for control 4 of driving a vehicle are in motion on track 2, wherein, the length of base 1 is not less than 15 meters, can be according to the actual conditions adjustment in place, can be bigger, but can not reduce, otherwise the detection performance can greatly reduced, 5 fixed mounting of control end are on the laboratory wall or place on the desktop, have the touch-sensitive screen, can select the mode of test and the parameter that corresponds by the user, convey above-mentioned information to driving a vehicle 4 on through the wireless communication mode, and then control 4's of driving a vehicle motion, control end 5 also can external large screen display, also can connect the USB flash disk and derive test data.

Furthermore, a laser is arranged on the tide level meter, the tide level meter on the auxiliary traveling crane 3 vertically points to the central position of the reflecting plate on the main traveling crane 4 through the laser, an alignment point is drawn on the reflecting plate, and the light is aligned to the point, so that the measuring instrument and the reflecting plate can be strictly vertically aligned and centered.

Further, because the concrete foundation 1 cannot be guaranteed to be flush with the horizontal plane during construction, when the track 2 is laid, the track 2 must be precisely adjusted, so that the track is strictly level and straight in the whole course, the tracks 2 on the two sides are equidistant, and the track 2 is flush with the horizontal plane.

Further, the host vehicle 4 comprises a motion component, a power supply component, a communication component and a control component, and the host vehicle 4 receives an instruction of the controller 5 through the communication component and drives the motion component to move on the track 2.

Wherein, consider that the driving needs the motion, the power cord that pulls will influence motion and measurement, consequently, the power supply module on the main driving 4 adopts the battery, and the electric quantity of battery is enough to guarantee the needs of 24 hours tests, and the electrified volume shows convenient warning user in time to charge, and power supply module divide into power supply and instrument power supply two parts, and the battery is kept apart mutually, avoids the measurement that the power system influences the instrument to the interference of power and then.

Furthermore, one side of the track 2 is a driving block with a tooth row, the other side of the track is a driven block without a tooth row, and the driving block and the driven block are both connected with the motion assembly.

Further, the controller 5 is a primary controller, a secondary controller is arranged on the main trolley 4, the secondary controller is in wireless connection with the primary controller through the communication assembly, the controller 5 is a PLC controller, parameters can be set only through inputting in a PLC automatic control mode, the whole set of equipment can run automatically, manual intervention is not needed in the process, the detection process is achieved, and all relevant parameters can be automatically recorded and stored as files for subsequent analysis of a user.

Further, the track 2 is provided with scales, and the precision of the scales is 1 mm.

The core of ocean hydrological parameter is the motion, and all measurements to ocean hydrological parameter can all be ascribed to the motion on the rectilinear direction, and the sea level is the ascending and descending of sea in the vertical direction, consequently, can realize high accuracy, highly controllable various rectilinear motion through one set of automatic control's mechanical structure on a straight line track, just can realize the detection to sea level observation equipment, and the concrete principle is as follows:

under the locate mode, can be used to detect tidal level, water level measuring instrument such as aeroacoustics tidal level appearance, microwave radar tidal level appearance, laser rangefinder fluviograph, concrete operation is: after a positioning mode is selected on the controller 5, the auxiliary trolley 3 and the main trolley 4 are respectively positioned at end positions on two sides of the track 2, then the auxiliary trolley 3 is kept still, a tide level meter to be detected is installed on the auxiliary trolley 3 and is aligned to the center position of a reflecting plate on the main trolley 4 under the guidance of a laser, the positioning position of the main trolley 4 can be input on the controller 5, then the main trolley 4 automatically runs to a set position and stops, the position of the main trolley is recorded, an operator is prompted to be positioned, the operator can operate the tide level meter to obtain the reading of the instrument, the reading of the instrument is compared with the reading of the controller 5, the measurement precision of the tide level meter can be detected, and the measurement result of the full range of the tide level can be obtained by repeating a plurality of detection positions.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A laboratory water level calibration device, characterized by comprising:

a track (2);

a secondary travelling crane (3) matched with the track (2);

a main travelling crane (4) which is positioned on the same horizontal plane with the auxiliary travelling crane (3),

a tide level meter is fixed on the auxiliary travelling crane (3), a reflecting plate is fixed on the main travelling crane (4), and the tide level meter points to the reflecting plate;

and the controller (5) is in communication connection with the auxiliary travelling crane (3) and the main travelling crane (4), and the controller (5) is used for controlling the main travelling crane (4) to move on the track (2).

2. The laboratory water level calibration device according to claim 1, wherein a laser is disposed on the tide level gauge, and the tide level gauge on the secondary traveling crane (3) is vertically directed to the central position of the reflector on the primary traveling crane (4) through the laser.

3. A laboratory water level calibration device according to claim 2, characterized in that said track (2) is level with the horizontal.

4. The laboratory water level calibration device according to claim 3, wherein the main running vehicle (4) comprises a motion component, a power supply component, a communication component and a control component, and the main running vehicle (4) receives the command of the controller (5) through the communication component and drives the motion component to move on the track (2).

5. The laboratory water level calibration device according to claim 4, wherein the track (2) has a driving block with a toothed row on one side and a driven block without a toothed row on the other side, and the driving block and the driven block are both connected with the moving assembly.

6. The laboratory water level calibration device according to claim 4, wherein the controller (5) is a single-type controller, and the main traveling vehicle (4) is provided with a double-type controller, and the double-type controller is wirelessly connected with the single-type controller through the communication component.

7. A laboratory water level calibration device according to claim 3, characterized in that said track (2) is provided with a scale, and the precision of said scale is 1 mm.