Flowmeter calibration device

Abstract

The utility model discloses a flowmeter calibration device. Relates to the technical field of flow meters and particularly comprises a connecting plate, a water tank is fixedly connected to the upper surface of the connecting plate, a vertical plate is fixedly connected to the upper surface of the connecting plate, a motor is fixedly embedded in the upper surface of the vertical plate, and a bearing is fixedly embedded in the upper surface of the connecting plate. According to the flowmeter calibration device, the motor, the threaded rod, the threaded cylinder, the through opening and the collecting box are arranged, the motor and the threaded rod are matched, the threaded cylinder can conveniently drive a pressing plate to move along with the threaded rod, the pressing plate and a supporting plate can conveniently clamp and seal a flowmeter, the flowmeter can be conveniently positioned in the mode, and communication between the flowmeter and a telescopic pipe and a through pipe is facilitated; the flow meter is simple in structure and high in positioning speed, meanwhile, the labor force of workers can be reduced, water in the water tank can be sucked conveniently through cooperation of the pump body and the suction pipe, water can be discharged into the flow meter conveniently through the connecting pipe and the telescopic pipe, and the flow meter can be calibrated conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of flow meters, in particular to a flow meter calibration device. Background Art

[0002] Flow meters are divided into differential pressure flow meters, rotor flow meters, throttling flow meters, slit flow meters, volumetric flow meters, electromagnetic flow meters, ultrasonic flow meters, turbine flow meters and vortex flow meters, etc. According to the medium, they are classified into liquid flow meters, gas flow meters, steam flow meters and solid flow meters.

[0003] At present, when calibrating a flow meter, bolts are usually used to connect the flow meter to the pipeline, and then the water flow is used for calibration. This method is slow and greatly increases the labor of the staff. It is not conducive to current use and needs to be improved. To this end, we propose a flow meter calibration device to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a flow meter calibration device. The design scheme has the advantages of fast calibration speed and labor saving, and solves the problems of slow calibration speed and large labor force of staff.

[0005] The utility model discloses a flow meter calibration device, comprising a connecting plate, the upper surface of the connecting plate is fixedly connected to a water tank, the upper surface of the connecting plate is fixedly connected to a vertical plate, the upper surface of the vertical plate is fixedly inlaid with a motor, the upper surface of the connecting plate is fixedly inlaid with a bearing, the inner ring of the bearing is fixedly connected to a threaded rod, the top of the threaded rod is fixedly connected to the output end of the motor, a sliding opening is opened on the left side of the vertical plate, the inner wall of the sliding opening is slidably connected to the sliding rod, the outer surface of the threaded rod is threadedly connected to a threaded barrel, the outer surface of the threaded barrel is fixedly connected to the right end of the sliding rod, and the outer surface of the threaded barrel is fixedly connected to a pressure plate The right side of the vertical plate is fixedly connected to a supporting plate, the upper surface of the supporting plate is fixedly inlaid with a through pipe, the upper surface of the water tank is fixedly connected to a pump body, the input end of the pump body is fixedly connected to a suction pipe, the end of the suction pipe away from the pump body passes through the water tank and extends to the inside of the water tank, the output end of the pump body is fixedly connected to a connecting pipe, the end of the connecting pipe away from the pump body passes through the vertical plate and extends to the top of the pressure plate, the end of the connecting pipe away from the pump body is fixedly connected to a telescopic tube, the bottom end of the telescopic tube passes through the pressure plate and extends to the bottom of the pressure plate, the upper surface of the water tank is fixedly connected to a water injection pipe, and a collecting box is provided above the connecting plate.

[0006] As a further improvement of the present invention, a warning sign is provided in front of the water tank, and the back of the warning sign is fixedly connected to the front of the water tank, so that the warning sign is used to remind staff of precautions.

[0007] As a further improvement of the utility model, a tool box is provided between the vertical plate and the water tank, and the bottom surface of the tool box is fixedly connected to the upper surface of the connecting plate. The tool box is convenient for storing maintenance tools and is conducive to the later maintenance of the device.

[0008] As a further improvement of the present invention, two groups of mounting holes are provided on the upper surface of the connecting plate, and the inner wall of each mounting hole is provided with threads. The cooperation between the mounting holes and mounting bolts facilitates the installation of the device at the use position.

[0009] As a further improvement of the utility model, a fixing block is fixedly connected to the left side of the vertical plate, and the left side of the fixing block is fixedly connected to the outer surface of the connecting pipe. The fixing block can increase the stability of the connecting pipe and prevent the connecting pipe from shaking.

[0010] As a further improvement of the present invention, an observation frame is fixedly embedded on the front of the water tank, and the observation frame is located on the left side of the warning sign. The observation frame allows staff to easily check whether there is a lack of water inside the water tank.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The flow meter calibration device is provided with a motor, a threaded rod, a threaded barrel, a through port and a collecting box. The cooperation between the motor and the threaded rod facilitates the threaded barrel to follow the threaded rod to drive the pressure plate to move, and facilitates the pressure plate and the supporting plate to clamp and seal the flow meter. This method is convenient for positioning the flow meter, is beneficial for connecting the flow meter with the telescopic tube and the through pipe, has a fast positioning speed, and can reduce the labor of the staff. The cooperation between the pump body and the suction pipe facilitates the absorption of water inside the water tank, and through the connecting pipe and the telescopic tube, it is convenient to discharge the water into the flow meter, and it is convenient to calibrate it. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0015] Figure 2 It is a three-dimensional structural schematic diagram of the side view of the vertical plate of the utility model;

[0016] Figure 3 It is a three-dimensional structural schematic diagram of the rear view of the water tank of the utility model;

[0017] Figure 4 It is a three-dimensional structural schematic diagram of a top view of a water tank of the utility model.

[0018] In the figure: 1. connecting plate; 2. observation frame; 3. warning sign; 4. tool box; 5. vertical plate; 6. collection box; 7. through pipe; 8. support plate; 9. pressure plate; 10. sliding rod; 11. telescopic tube; 12. motor; 13. connecting pipe; 14. pump body; 15. suction pipe; 16. water injection pipe; 17. water tank; 18. bearing; 19. threaded rod; 20. threaded cylinder; 21. sliding mouth; 22. fixing block; 23. mounting hole. DETAILED DESCRIPTION

[0019] The following will disclose multiple embodiments of the utility model with diagrams. For the purpose of clear description, many physical details will be described together in the following description. However, it should be understood that these physical details should not be used to limit the utility model. In other words, in some embodiments of the utility model, these physical details are not necessary. In addition, for the purpose of simplifying the diagram, some conventional structures and components will be depicted in a simple schematic manner in the diagram.

[0020] In addition, in the present utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes, and do not specifically refer to the order or sequence, nor are they used to limit the present utility model. They are only used to distinguish components or operations described with the same technical terms, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0021] See also Figure 1-4The utility model is a flow meter calibration device, comprising a connecting plate 1, the upper surface of the connecting plate 1 is fixedly connected with a water tank 17, the upper surface of the connecting plate 1 is fixedly connected with a vertical plate 5, the upper surface of the vertical plate 5 is fixedly inlaid with a motor 12, the upper surface of the connecting plate 1 is fixedly inlaid with a bearing 18, the inner ring of the bearing 18 is fixedly connected with a threaded rod 19, the top of the threaded rod 19 is fixedly connected to the output end of the motor 12, a sliding opening 21 is opened on the left side of the vertical plate 5, the inner wall of the sliding opening 21 is slidably connected with a sliding rod 10, the outer surface of the threaded rod 19 is threadedly connected with a threaded cylinder 20, the outer surface of the threaded cylinder 20 is fixedly connected to the right end of the sliding rod 10, the outer surface of the threaded cylinder 20 is fixedly connected with a pressing plate 9, the vertical plate 5 is fixedly connected to the right side of the support plate 8, the upper surface of the support plate 8 is fixedly inlaid with a through pipe 7, the upper surface of the water tank 17 is fixedly connected to the pump body 14, the input end of the pump body 14 is fixedly connected to the suction pipe 15, the end of the suction pipe 15 away from the pump body 14 passes through the water tank 17 and extends to the inside of the water tank 17, the output end of the pump body 14 is fixedly connected to the connecting pipe 13, the end of the connecting pipe 13 away from the pump body 14 passes through the vertical plate 5 and extends to the top of the pressing plate 9, the end of the connecting pipe 13 away from the pump body 14 is fixedly connected to the telescopic pipe 11, the bottom end of the telescopic pipe 11 passes through the pressing plate 9 and extends to the bottom of the pressing plate 9, the upper surface of the water tank 17 is fixedly connected to the water injection pipe 16, and a collecting box 6 is provided above the connecting plate 1.

[0022] In this embodiment, a warning sign 3 is provided in front of the water tank 17 , and the back side of the warning sign 3 is fixedly connected to the front side of the water tank 17 .

[0023] A tool box 4 is provided between the vertical plate 5 and the water tank 17 , and the bottom surface of the tool box 4 is fixedly connected to the upper surface of the connecting plate 1 .

[0024] Two groups of mounting holes 23 are formed on the upper surface of the connecting plate 1 , and the inner wall of each mounting hole 23 is provided with a thread.

[0025] Specifically, the warning sign 3 is used to remind the staff of precautions, the tool box 4 is used to store maintenance tools and facilitate the later maintenance of the device, and the combination of the mounting hole 23 and the mounting bolts makes it easy to install the device in the use position.

[0026] In this embodiment, a fixing block 22 is fixedly connected to the left side surface of the vertical plate 5 , and the left side surface of the fixing block 22 is fixedly connected to the outer surface of the connecting pipe 13 .

[0027] An observation frame 2 is fixedly embedded on the front of the water tank 17 , and the observation frame 2 is located on the left side of the warning sign 3 .

[0028] Specifically, the fixing block 22 can increase the stability of the connecting pipe 13 to prevent the connecting pipe 13 from shaking, and the observation frame 2 can be used to facilitate the staff to check whether there is a lack of water in the water tank 17.

[0029] When using the utility model, firstly, water is injected into the water tank 17 through the water injection pipe 16, and then the flow meter is placed on the outside of the support plate 8 and the through pipe 7, and then the power provided by the motor 12 is used to drive the threaded rod 19 to rotate inside the bearing 18. At the same time, according to the cooperation between the threaded rod 19 and the threaded cylinder 20, the pressure plate 9 drives the telescopic tube 11 to be inserted into the flow meter, and the flow meter is sealed by the support plate 8 and the pressure plate 9, and then the pump body 14 and the suction pipe 15 are used to absorb the water inside the water tank 17, and then the water is discharged into the flow meter through the connecting pipe 13 and the telescopic tube 11. At this time, the flow meter performs metering, and then the water is discharged into the collection box 6 through the through pipe 7 for calibration.

[0030] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.

Claims

1. A flow meter calibration device, comprising a connecting plate (1), characterized in that: The upper surface of the connecting plate (1) is fixedly connected to a water tank (17), the upper surface of the connecting plate (1) is fixedly connected to a vertical plate (5), the upper surface of the vertical plate (5) is fixedly inlaid with a motor (12), the upper surface of the connecting plate (1) is fixedly inlaid with a bearing (18), the inner ring of the bearing (18) is fixedly connected to a threaded rod (19), the top of the threaded rod (19) is fixedly connected to the output end of the motor (12), the left side of the vertical plate (5) is provided with a sliding opening (21), the inner wall of the sliding opening (21) is slidably connected to the sliding rod (10), the outer surface of the threaded rod (19) is threadedly connected to a threaded cylinder (20), the outer surface of the threaded cylinder (20) is fixedly connected to the right end of the sliding rod (10), the outer surface of the threaded cylinder (20) is fixedly connected to a pressing plate (9), and the right side of the vertical plate (5) is fixedly connected to a supporting plate (8 ), a through pipe (7) is fixedly embedded on the upper surface of the support plate (8), a pump body (14) is fixedly connected to the upper surface of the water tank (17), an input end of the pump body (14) is fixedly connected to a suction pipe (15), an end of the suction pipe (15) away from the pump body (14) passes through the water tank (17) and extends to the inside of the water tank (17), an output end of the pump body (14) is fixedly connected to a connecting pipe (13), an end of the connecting pipe (13) away from the pump body (14) passes through the vertical plate (5) and extends to the top of the pressure plate (9), an end of the connecting pipe (13) away from the pump body (14) is fixedly connected to a telescopic pipe (11), the bottom end of the telescopic pipe (11) passes through the pressure plate (9) and extends to the bottom of the pressure plate (9), an upper surface of the water tank (17) is fixedly connected to a water injection pipe (16), and a collection box (6) is provided above the connecting plate (1).

2. A flow meter calibration device according to claim 1, characterized in that: A warning sign (3) is provided in front of the water tank (17), and the back side of the warning sign (3) is fixedly connected to the front side of the water tank (17).

3. A flow meter calibration device according to claim 1, characterized in that: A tool box (4) is provided between the vertical plate (5) and the water tank (17), and the bottom surface of the tool box (4) is fixedly connected to the upper surface of the connecting plate (1).

4. A flow meter calibration device according to claim 1, characterized in that: Two groups of mounting holes (23) are provided on the upper surface of the connecting plate (1), and the inner wall of each mounting hole (23) is provided with a thread.

5. A flow meter calibration device according to claim 1, characterized in that: A fixing block (22) is fixedly connected to the left side surface of the vertical plate (5), and the left side surface of the fixing block (22) is fixedly connected to the outer surface of the connecting pipe (13).

6. A flow meter calibration device according to claim 1, characterized in that: An observation frame (2) is fixedly embedded on the front of the water tank (17), and the observation frame (2) is located on the left side of the warning sign (3).

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