Pressure gauge metrological verification and calibration device convenient to adjust

Abstract

The utility model relates to the technical field of pressure gauges, in particular to a pressure gauge metrological verification and calibration device convenient to adjust, which comprises a bottom plate, a supercharger is mounted at a position, close to one side, of the top end of the bottom plate, a communicating pipe is communicated with one side of the supercharger, and a pressurizing seat is communicated with one end of the communicating pipe. Through the arrangement of a telescopic pipe, a pressure butt joint port, an extension plate, a sliding block, a through hole, a fixing hole, a mounting plate, a sliding groove, a telescopic supporting rod, a top plate, a placement hole, a concentric-square-shaped plate, a magnet rod, a grip, a sliding rod and other parts, the problem of pressure gauges of different specifications can be effectively solved, and the lengths of pressure pipes mounted at the lower ends of the pressure gauges are different; the problems that according to an existing pressure gauge verification workbench, the height of a pressure butt joint opening cannot be correspondingly adjusted according to pressure gauges of different specifications, the pressure butt joint opening and a pressure pipe installed at the lower end of the pressure gauge cannot be conveniently installed in a butt joint mode, and metrological verification calibration operation cannot be conveniently conducted on the pressure gauge are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure gauges, in particular to a pressure gauge measurement verification and calibration device which is easy to adjust. Background Art

[0002] A pressure gauge is an instrument that uses elastic elements as sensitive elements to measure and indicate pressures higher than the ambient pressure. It is widely used in almost all industrial processes and scientific research fields. During the production process of pressure gauges, the finished products need to be calibrated to ensure the quality of the pressure gauges, and the calibration process is completed on the workbench.

[0003] However, there are some shortcomings in the current pressure gauge calibration workbench. Pressure gauges of different specifications have different lengths of pressure tubes installed at their lower ends, which makes it impossible for the existing pressure gauge calibration workbench to adjust the height of the pressure interface according to the pressure gauges of different specifications, so that the pressure interface cannot be conveniently docked and installed with the pressure tube installed at the lower end of the pressure gauge, and further, the pressure gauge cannot be conveniently measured and calibrated. Therefore, corresponding improvements are needed based on the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a pressure gauge measurement verification and calibration device which is easy to adjust, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pressure gauge measurement verification and calibration device that is easy to adjust, comprising a bottom plate, a supercharger is installed at a position on one side of the top of the bottom plate, and a connecting pipe is connected to one side of the supercharger, one end of the connecting pipe is connected to a supercharger seat, and a telescopic tube is connected to the top of the supercharger seat, a pressure docking port is connected to the top of the telescopic tube, and extension plates are installed on the left and right sides of the side surface of the telescopic tube, one end of the extension plate is installed with a slider, and the interior of the extension plate is provided with a through hole, one side of the extension plate is provided with a fixing hole, the top of the bottom plate is provided with a mounting plate at both sides of the supercharger seat, and the inner side of the mounting plate is provided with a slide groove, the top inner wall of the slide groove is provided with a telescopic support rod, the top of the mounting plate is installed with the bottom end of the top plate, and a placement hole is provided in the middle of the top plate, a circular plate is installed at the top of the top plate, a magnet rod is movably provided inside the fixing hole, and a handle is installed at one end of the magnet rod.

[0006] Preferably, a hand-held rod is installed at the front side of the side surface of the telescopic tube.

[0007] Preferably, the sliding block is located inside the sliding groove and is slidably connected thereto, and the bottom end of the telescopic support rod is mounted on the top end of the sliding block.

[0008] Preferably, the fixing hole and the through hole are connected to each other.

[0009] Preferably, slide bars are installed at both sides of the top end of the booster seat, and the top ends of the two groups of slide bars are installed with the bottom end of the top plate.

[0010] Preferably, one end of the slide rod passes through the interior of the extension plate through a through hole, and the other end of the magnet bar is adsorbed and fixed to the outer surface of the slide rod.

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

[0012] The arrangement of components such as telescopic tube, pressure docking interface, extension plate, slider, through hole, fixed hole, mounting plate, slide groove, telescopic support rod, top plate, placement hole, circular plate, magnet rod, handle and slide rod can effectively solve the problem that pressure gauges of different specifications have different lengths of pressure tubes installed at the lower end, so that the existing pressure gauge calibration workbench cannot adjust the height of the pressure docking interface according to pressure gauges of different specifications, and thus cannot conveniently dock and install the pressure docking interface with the pressure tube installed at the lower end of the pressure gauge, and thus cannot conveniently perform metrological verification and calibration operations on the pressure gauge. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the main body of the utility model.

[0014] Figure 2 for Figure 1 Enlarged schematic diagram at point A in the middle.

[0015] Figure 3 It is a three-dimensional structural schematic diagram of the top plate of the utility model.

[0016] Figure 4 It is a three-dimensional structural schematic diagram of the telescopic tube of the utility model.

[0017] In the figure: 1. bottom plate; 11. supercharger; 12. connecting pipe; 13. supercharger seat; 14. telescopic tube; 141. hand-held rod; 15. pressure docking port; 16. extension plate; 17. slider; 18. through hole; 19. fixing hole; 2. mounting plate; 21. slide groove; 22. telescopic support rod; 23. top plate; 24. placement hole; 25. circular plate; 3. magnet rod; 31. handle; 4. slide rod. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] according to Figure 1-Figure 4 As shown, it includes a base plate 1, a supercharger 11 is installed at one side of the top of the base plate 1, and a connecting pipe 12 is connected to one side of the supercharger 11, one end of the connecting pipe 12 is connected to a supercharger seat 13, and a telescopic tube 14 is connected to the top of the supercharger seat 13, a hand-held rod 141 is installed at the front side of the side surface of the telescopic tube 14, a pressure docking port 15 is connected to the top of the telescopic tube 14, and extension plates 16 are installed at the left and right sides of the side surface of the telescopic tube 14, a slider 17 is installed at one end of the extension plate 16, and a through hole 18 is opened inside the extension plate 16, the slider 17 is located in the interior of the slide groove 21 and is slidably connected thereto, and the bottom end of the telescopic support rod 22 is installed with the top of the slider 17, and a fixing hole 19 is opened on one side of the extension plate 16, and the fixing hole 19 and the through hole 18 are connected to each other.

[0020] The top of the bottom plate 1 is installed with mounting plates 2 on both sides of the booster seat 13, and the inner side of the mounting plate 2 is provided with a slide groove 21, and the inner wall of the top of the slide groove 21 is installed with a telescopic support rod 22, the top of the mounting plate 2 is installed with the bottom end of the top plate 23, and a placement hole 24 is provided in the middle of the top plate 23, a circular plate 25 is installed at the top of the top plate 23, and a magnet rod 3 is movably arranged inside the fixing hole 19, and a handle 31 is installed at one end of the magnet rod 3, sliding rods 4 are installed on both sides of the top of the booster seat 13, and the top ends of the two groups of sliding rods 4 are installed with the bottom end of the top plate 23, one end of the sliding rod 4 passes through the inside of the extension plate 16 through the through hole 18, and the other end of the magnet rod 3 is adsorbed and fixed to the outer surface of the sliding rod 4.

[0021] When in use, the user can place the pressure tube arranged at the lower end of the pressure gauge in the inside of the placement hole 24, so that the pressure gauge can be overlapped on the top surface of the top plate 23. At this time, the circular plate 25 will be arranged on the outside of the pressure gauge, and the inner walls of the four sides of the circular plate 25 are all arranged in contact with the outer surface of the pressure gauge, so that the pressure gauge can be limited by the circular plate 25. For specific status, please refer to Figure 1As shown, at this time, the user can move the telescopic tube 14 upwards by holding the rod 141, so that the pressure docking port 15 can move upwards accordingly, so that the pressure tube set at the lower end of the pressure gauge can extend into the inside of the circular plate 25 and dock with it. At the same time, the two groups of extension plates 16 will respectively move upwards on the outer surfaces of the corresponding slide bars 4, so that the two groups of sliders 17 will respectively move upwards in the insides of the corresponding slide grooves 21, so that the corresponding telescopic support rods 22 can shrink upwards accordingly, so that the two groups of telescopic support rods 22 can always support the corresponding sliders 17 accordingly. After that, the user can use the handle 31 to move the magnetic One end of the iron rod 3 extends into the interior of the fixing hole 19 and enables one end surface of the magnet rod 3 to be adsorbed and fixed to the outer surface of the slide rod 4, so that the extension plate 16 can be fixed to the slide rod 4, so that the telescopic tube 14 and the pressure docking port 15 can be fixed and cannot move up and down at will. Finally, the user can start the supercharger 11 to perform a gas boosting operation, and the supercharged gas can flow into the interior of the supercharging seat 13 through the connecting pipe 12, and then the supercharging seat 13 can be used to make the supercharged gas flow into the pressure tube set at the lower end of the pressure gauge through the telescopic tube 14 and the pressure docking port 15, so that the pressure gauge can be measured, verified and calibrated.

[0022] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pressure gauge measurement verification and calibration device that is easy to adjust, comprising a base plate (1), characterized in that: A supercharger (11) is installed at a position close to one side of the top end of the bottom plate (1), and a connecting pipe (12) is provided on one side of the supercharger (11), one end of the connecting pipe (12) is provided with a supercharger seat (13), and a telescopic pipe (14) is provided at the top end of the supercharger seat (13), and a pressure docking port (15) is provided at the top end of the telescopic pipe (14), and extension plates (16) are installed at positions close to the left and right sides of the side surface of the telescopic pipe (14), a slider (17) is installed at one end of the extension plate (16), and a through hole (18) is provided inside the extension plate (16), and one end of the extension plate (16) The bottom plate (1) is provided with a fixing hole (19) on each side, the top end of the bottom plate (1) is provided with a mounting plate (2) at positions close to both sides of the booster seat (13), and the inner side of the mounting plate (2) is provided with a slide groove (21), and the inner wall of the top end of the slide groove (21) is provided with a telescopic support rod (22), the top end of the mounting plate (2) is installed with the bottom end of the top plate (23), and a placement hole (24) is provided at a middle position inside the top plate (23), and a circular plate (25) is installed at the top end of the top plate (23), and a magnet rod (3) is movably provided inside the fixing hole (19), and a handle (31) is installed at one end of the magnet rod (3).

2. The easily adjustable pressure gauge measurement verification and calibration device according to claim 1, characterized in that: A hand-held rod (141) is installed on the front side of the side surface of the telescopic tube (14).

3. The easily adjustable pressure gauge measurement verification and calibration device according to claim 1 is characterized in that: The sliding block (17) is located inside the sliding groove (21) and is slidably connected thereto, and the bottom end of the telescopic support rod (22) is mounted on the top end of the sliding block (17).

4. The easily adjustable pressure gauge measurement verification and calibration device according to claim 1, characterized in that: The fixing hole (19) and the through hole (18) are arranged to be connected to each other.

5. The easily adjustable pressure gauge measurement verification and calibration device according to claim 1, characterized in that: Slide bars (4) are installed at the positions on both sides of the top end of the booster seat (13), and the top ends of the two groups of slide bars (4) are installed with the bottom end of the top plate (23).

6. The easily adjustable pressure gauge measurement verification and calibration device according to claim 5, characterized in that: One end of the slide bar (4) passes through the interior of the extension plate (16) through a through hole (18), and the other end of the magnet bar (3) is adsorbed and fixed to the outer surface of the slide bar (4).

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