CN221260040U - Automatic calibrating device for liquid level meter - Google Patents

Abstract

The utility model relates to the technical field of verification devices, in particular to an automatic verification device for a liquid level meter, which comprises a workbench, wherein a control box is fixedly arranged at the upper end part of the workbench, a water pump is fixedly arranged at one end of the upper end part of the workbench, which is close to the control box, a connecting pipe is sleeved on one side of the water pump, a flowmeter is sleeved on the outer surface of the connecting pipe, the water yield is set through the control box, a signal is sent by an electromagnetic valve to control the water pump to inject liquid into a detection box so as to achieve the aim of controlling the liquid level height in the verification process, the liquid level meter for verification is placed into the detection box, a motor rotates to drive a gear, the gear drives a wire disc through meshing, the wire disc rotates to enable a clamping block to approach to the center so as to realize fixed clamping of the liquid level meter, the internal setting condition can be observed through a transparent plate in the verification process, and the liquid is discharged through opening a water outlet valve after the verification is completed.

Description

Automatic calibrating device for liquid level meter

Technical Field

The utility model relates to the technical field of calibrating devices, in particular to an automatic calibrating device for a liquid level meter.

Background

The liquid level meter is a meter used for indicating and controlling the liquid level in a measuring and controlling system, plays an important role in ensuring high production precision, and is verified regularly in the use process so as to ensure the accuracy.

The existing verification mode is generally to manually set the liquid level height, and the device cannot be automatically realized by utilizing the comparison and observation of a measuring tool, so that the operation process needs longer time and is easy to cause human errors.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides an automatic calibrating device for a liquid level meter, which solves the problems that the prior calibrating mode is generally to manually set the liquid level height, the device cannot be automatically realized by comparing and observing with a measuring tool, the operation process requires longer time, and human errors are easy to cause.

Technical problems of (2). In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the automatic calibrating device for the liquid level meter comprises a workbench, wherein a control box is fixedly arranged at the upper end part of the workbench, a water pump is fixedly arranged at one end, close to the control box, of the upper end part of the workbench, a connecting pipe is sleeved on one side of the water pump, a flowmeter is sleeved on the outer surface of the connecting pipe, an electromagnetic valve is sleeved on one side, far away from the water pump, of the connecting pipe, and a water inlet valve is sleeved on one side, far away from the connecting pipe, of the electromagnetic valve;

wherein, one side of the water inlet valve far away from the electromagnetic valve is sheathed with a calibrating device;

The verification device comprises a detection box which is sleeved on one side of the water inlet valve, which is far away from the electromagnetic valve.

Preferably: a motor is fixedly arranged at one end, close to the control box, of the detection box;

wherein, the one end that the control box was kept away from to the motor is fixed mounting has the gear.

Preferably: the inside of the detection box is rotatably connected with a wire tray;

Wherein, the wire tray is meshed with the gear.

Preferably: the upper end part of the wire tray is connected with a clamping block in a sliding manner;

the clamping block is connected to the upper end of the detection box in a sliding mode.

Preferably: a liquid level meter is sleeved in the detection box;

wherein, the level gauge and the wire tray are positioned on the same vertical line.

Preferably: a transparent plate is sleeved at one end, far away from the motor, of the detection box;

Wherein, one side of the detection box far away from the water inlet valve is sleeved with a water outlet valve.

The beneficial effects are that: 1. the flow meter provides signals, the control box sets the water yield to control the liquid level height, and the liquid level height is displayed and compared with the measured liquid level meter, so that the accuracy of the liquid level meter is automatically checked, and errors caused by manual verification are avoided.

2. The wire tray is driven to rotate through gear meshing, and the clamping block approaches to the center in the rotating process so as to clamp the liquid level meter to be detected, so that the automatic centering device has the advantage of automatic centering, and the stability of the liquid level meter in the verification process is improved.

Drawings

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is an exploded view of the test case of the present utility model;

FIG. 3 is a perspective view of the gauge of the present utility model;

fig. 4 is an exploded construction view of the present utility model.

Legend description: 11. a work table; 12. a control box; 13. a water pump; 14. a connecting pipe; 15. a flow meter; 16. an electromagnetic valve; 17. a water inlet valve; 18. a detection box; 19. a motor; 21. a gear; 22. a wire tray; 23. a clamping block; 24. a liquid level gauge; 25. a transparent plate; 26. and a water outlet valve.

Detailed Description

The embodiment of the application effectively solves the problems that the existing verification mode is generally to manually set the liquid level height, verification is carried out by utilizing a measuring tool to compare and observe, the automation of the device cannot be realized, the operation process needs longer time and is easy to cause human errors, a signal is provided by a flowmeter, a control box is used for setting the water yield to control the liquid level height, and the liquid level height is compared with the measured liquid level gauge to automatically verify the accuracy of the liquid level gauge, so that the errors caused by manual verification are avoided.

Examples: as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the technical scheme in the embodiment of the application is to effectively solve the technical problems that the existing verification mode is to manually set the liquid level height, the device cannot be automated by comparing and observing with a measuring tool, the operation process requires longer time and human errors are easy to cause, and the overall thinking is as follows: including workstation 11, workstation 11 upper end fixed mounting has control box 12, the one end fixed mounting who is close control box 12 in workstation 11 upper end has water pump 13, connecting pipe 14 has been cup jointed to water pump 13 one side, connecting pipe 14 surface has cup jointed flowmeter 15, connecting pipe 14 has cup jointed solenoid valve 16 in the one side that is away from water pump 13, solenoid valve 16 has cup jointed water intaking valve 17 in the one side that is away from connecting pipe 14, put through water source and water pump 13, flowmeter 15 provides the signal for control box 12, set for the water yield through control box 12, solenoid valve 16 sends signal control water pump 13 and pours into liquid into in the detection box 18, in order to reach the purpose of verification in-process control liquid level height.

The calibrating device has been cup jointed to one side that the solenoid valve 16 was kept away from to the water intaking valve 17, calibrating device includes detection case 18, detection case 18 cup joints in the one side that the solenoid valve 16 was kept away from to the water intaking valve 17, the one end fixed mounting that detection case 18 was close to control case 12 has motor 19, one end fixed mounting that control case 12 was kept away from to motor 19 has gear 21, the inside rotation of detection case 18 is connected with silk dish 22, silk dish 22 meshes with gear 21, silk dish 22 upper end sliding connection has fixture block 23, fixture block 23 sliding connection is in detection case 18 upper end, the inside cover of detection case 18 is equipped with level gauge 24, the level gauge 24 that will be used for the examination is put into detection case 18, start motor 19, motor 19 rotation drives gear 21, gear 21 drives silk dish 22 through the meshing, silk dish 22 rotates and makes fixture block 23 to be close to the center, in order to realize the fixed clamp to level gauge 24.

The liquid level meter 24 and the wire tray 22 are positioned on the same vertical line, a transparent plate 25 is sleeved at one end of the detection box 18 far away from the motor 19, a water outlet valve 26 is sleeved at one side of the detection box 18 far away from the water inlet valve 17, after the liquid reaches a set height, the set liquid level height and the display height of the liquid level meter are compared to achieve verification of the accuracy of the liquid level meter, the transparent plate 25 can be used for observing the internal set condition in the verification process, and the liquid is discharged by opening the water outlet valve 26 after the verification is completed.

Aiming at the problems existing in the prior art, the utility model provides an automatic calibrating device for a liquid level meter, which is characterized in that a signal is provided by a flowmeter 15, a control box 12 sets the water yield to control the liquid level height, and the liquid level height is displayed and compared with a measured liquid level meter, so that the accuracy of the liquid level meter is automatically calibrated, and errors caused by manual calibration are avoided.

Working principle: the first step is to connect the water source and the water pump 13, the flowmeter 15 provides signals to the control box 12, the water yield is set by the control box 12, and the electromagnetic valve 16 sends signals to control the water pump 13 to inject liquid into the detection box 18, so as to achieve the purpose of controlling the liquid level in the verification process.

Secondly, the liquid level meter 24 for verification is placed in the detection box 18, the motor 19 is started, the motor 19 rotates to drive the gear 21, the gear 21 drives the wire disc 22 through meshing, the wire disc 22 rotates to enable the clamping block 23 to approach to the center so as to achieve fixed clamping of the liquid level meter 24, after the liquid reaches the set height, the set liquid level height and the display height of the liquid level meter are compared so as to achieve verification of accuracy of the liquid level meter, the transparent plate 25 can be used for observing the internal set condition in the verification process, and the liquid is discharged through opening the water outlet valve 26 after the verification is completed.

Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present utility model and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims (6)

1. The utility model provides an automatic calibrating device of liquid level gauge, includes workstation (11), control box (12) are installed to workstation (11) upper end fixed mounting, the one end that control box (12) are close to workstation (11) upper end fixed mounting has water pump (13), connecting pipe (14) have been cup jointed to water pump (13) one side, a serial communication port, flowmeter (15) have been cup jointed to connecting pipe (14) surface, solenoid valve (16) have been cup jointed to one side that water pump (13) were kept away from to connecting pipe (14), inlet valve (17) have been cup jointed to one side that connecting pipe (14) were kept away from to solenoid valve (16);

Wherein, one side of the water inlet valve (17) far away from the electromagnetic valve (16) is sleeved with a verification device;

the verification device comprises a detection box (18), and the detection box (18) is sleeved on one side of the water inlet valve (17) away from the electromagnetic valve (16).

2. An automatic verification device for a liquid level meter according to claim 1, wherein a motor (19) is fixedly arranged at one end of the detection box (18) close to the control box (12);

wherein, one end of the motor (19) far away from the control box (12) is fixedly provided with a gear (21).

3. An automatic verification device for level gauge according to claim 2, characterized in that said detection box (18) is internally and rotatably connected with a wire tray (22);

wherein the wire disc (22) is meshed with the gear (21).

4. A device for automatically calibrating a liquid level meter according to claim 3, wherein the upper end of said wire tray (22) is slidingly connected with a clamping block (23);

The clamping block (23) is connected to the upper end of the detection box (18) in a sliding mode.

5. An automatic calibrating device for a liquid level meter according to claim 4, wherein the detecting box (18) is internally sleeved with the liquid level meter (24);

wherein the liquid level meter (24) and the wire tray (22) are positioned on the same vertical line.

6. An automatic calibrating device for a liquid level meter according to claim 5, characterized in that a transparent plate (25) is sleeved at one end of the detecting box (18) far away from the motor (19);

wherein, one side of the detection box (18) far away from the water inlet valve (17) is sleeved with a water outlet valve (26).