Metering instrument detection table

Abstract

The invention discloses a metering instrument detection bench, and belongs to the technical field of detection benches, the metering instrument detection bench comprises a cylindrical bench body, the bench body is internally provided with a surge bin, one end of the bench body is provided with a main piston hole and an auxiliary piston hole, and the main piston hole and the auxiliary piston hole are communicated with the surge bin; a plurality of connecting holes communicated with the surge bin are formed in the side face of the table body, and a plurality of stop holes are formed in the other end of the table body; according to the invention, the platform body is arranged during inspection, the standard meter and the instrument to be tested are screwed on the connecting hole, the corresponding stop bolt is screwed to make the connecting hole in an open state, the main piston rod is rotated to move in the main piston hole and pressurize the surge bin, and the change of the standard meter is observed. The auxiliary piston rod is rotated to move in the auxiliary piston hole and slowly pressurize the surge bin, display conditions of the standard meter and the to-be-detected meter are observed, field detection of the meter is completed, the detection operation of the barometer is simple and convenient, and the detection efficiency is high.

Description

Technical Field

[0001] The invention belongs to the technical field of testing platforms, and in particular relates to a measuring instrument testing platform. Background Art

[0002] The measuring instrument test bench is a device platform specially used for testing, calibrating and debugging various measuring instruments. It can provide a stable working environment to ensure the accuracy and reliability of the testing process.

[0003] Currently, when calibrating and testing a barometer, the barometer needs to be disassembled and taken to a special testing station for testing, which makes the testing operation of the barometer inconvenient and the testing efficiency low. Summary of the invention

[0004] The purpose of the present invention is to propose a measuring instrument testing platform in order to solve the above-mentioned problems.

[0005] In order to achieve the above object, the present invention adopts the following technical solution: a measuring instrument test bench, which comprises:

[0006] The platform is cylindrical, a buffer chamber is arranged inside the platform, a main piston hole and a secondary piston hole are provided at one end of the platform, the main piston hole and the secondary piston hole are both connected to the buffer chamber, a plurality of connecting holes connected to the buffer chamber are provided on the side of the platform, a plurality of stop holes are provided at the other end of the platform, and the plurality of stop holes are respectively connected to the plurality of connecting holes;

[0007] A plurality of stop bolts, which are respectively screwed into the plurality of stop holes, and the plurality of stop bolts respectively block the plurality of connection holes;

[0008] A main piston rod, which is threaded in the main piston hole, and a first piston is provided at the end of the main piston rod located in the main piston hole;

[0009] The auxiliary piston rod is threaded in the auxiliary piston hole, and a second piston is arranged at the end of the auxiliary piston rod located in the auxiliary piston hole.

[0010] As a further description of the above technical solution:

[0011] The ends of the main piston rod and the auxiliary piston rod are both provided with adjustment handles, and the adjustment handles are located outside the platform body.

[0012] As a further description of the above technical solution:

[0013] The diameter of the main piston hole is larger than the diameter of the auxiliary piston hole.

[0014] As a further description of the above technical solution:

[0015] The diameter of the connecting hole is smaller than that of the stopping hole.

[0016] As a further description of the above technical solution:

[0017] A hand-holding position is provided on the platform body.

[0018] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0019] In the present invention, the platform is brought onto the inspection, the standard gauge and the instrument to be tested are screwed on the connecting hole, the corresponding stop bolt is turned to make the connecting hole in an open state, the main piston rod is rotated to move in the main piston hole and pressurize the buffer bin, the change of the standard gauge is observed, the secondary piston rod is rotated to move in the secondary piston hole and slowly pressurize the buffer bin, the display conditions of the standard gauge and the instrument to be tested are observed, and the on-site detection of the instrument is completed, so that the detection operation of the barometer is simple and convenient, and the detection efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of a measuring instrument test bench Figure 1 .

[0021] Figure 2 This is a schematic diagram of the overall structure of a measuring instrument test bench Figure 2 .

[0022] Figure 3 An explosion test bench for measuring instruments Figure 1 .

[0023] Figure 4 An explosion test bench for measuring instruments Figure 2 .

[0024] Figure 5 The present invention is a cross-sectional view of a measuring instrument test bench.

[0025] Legend:

[0026] 1. Platform; 2. Buffer chamber; 3. Main piston hole; 4. Sub-piston hole; 5. Connecting hole; 6. Stop hole; 7. Stop bolt; 8. Main piston rod; 9. First piston; 10. Sub-piston rod; 11. Second piston; 12. Adjusting handle; 13. Handle position. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] See also Figure 1-5 The present invention provides a technical solution: a measuring instrument test bench, comprising:

[0029] The platform body 1 is cylindrical, and a buffer bin 2 is arranged inside the platform body 1. A main piston hole 3 and a secondary piston hole 4 are provided at one end of the platform body 1, and the main piston hole 3 and the secondary piston hole 4 are both connected to the buffer bin 2. A plurality of connecting holes 5 connected to the buffer bin 2 are provided on the side of the platform body 1, and a plurality of stop holes 6 are provided at the other end of the platform body 1, and the plurality of stop holes 6 are respectively connected to the plurality of connecting holes 5;

[0030] A plurality of stop bolts 7, which are respectively screwed into the plurality of stop holes 6, and the plurality of stop bolts 7 respectively block the plurality of connection holes 5;

[0031] A main piston rod 8, which is screwed into the main piston hole 3, and a first piston 9 is provided at the end of the main piston rod 8 located in the main piston hole 3;

[0032] A secondary piston rod 10, which is screwed into the secondary piston hole 4, and a second piston 11 is provided at the end of the secondary piston rod 10 located in the secondary piston hole 4;

[0033] The ends of the main piston rod 8 and the auxiliary piston rod 10 are both provided with an adjustment handle 12, and the adjustment handle 12 is located outside the platform body 1, so as to facilitate the rotation of the main piston rod 8 and the auxiliary piston rod 10;

[0034] The diameter of the main piston hole 3 is larger than that of the auxiliary piston hole 4, so as to realize the main delivery and slow fine adjustment of pressure;

[0035] The diameter of the connecting hole 5 is smaller than that of the stop hole 6, so as to ensure a good stopping effect of the stop bolt 7;

[0036] The platform body 1 is provided with a handle position 13 to facilitate carrying of the testing platform.

[0037] Working principle: Bring the platform 1 for inspection, screw the standard gauge and the instrument to be tested on the connecting hole 5, turn the corresponding stop bolt 7 to make the connecting hole 5 open, rotate the main piston rod 8 to move in the main piston hole 3 and pressurize the buffer bin 2, observe the changes of the standard gauge, rotate the auxiliary piston rod 10 to move in the auxiliary piston hole 4 and slowly pressurize the buffer bin 2, observe the display status of the standard gauge and the instrument to be tested, complete the on-site inspection of the instrument, so that the inspection operation of the barometer is simple and convenient, and the inspection efficiency is high.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A measuring instrument test bench, characterized in that: include: A platform (1) is cylindrical, a buffer chamber (2) is arranged inside the platform (1), a main piston hole (3) and a secondary piston hole (4) are provided at one end of the platform (1), the main piston hole (3) and the secondary piston hole (4) are both connected to the buffer chamber (2), a plurality of connecting holes (5) connected to the buffer chamber (2) are provided on the side surface of the platform (1), a plurality of stop holes (6) are provided at the other end of the platform (1), and the plurality of stop holes (6) are respectively connected to the plurality of connecting holes (5); A plurality of stop bolts (7) are respectively screwed into the plurality of stop holes (6), and the plurality of stop bolts (7) respectively block the plurality of connection holes (5); A main piston rod (8) is screwed into the main piston hole (3), and a first piston (9) is provided at the end of the main piston rod (8) located in the main piston hole (3); The auxiliary piston rod (10) is threadedly connected in the auxiliary piston hole (4); the end of the auxiliary piston rod (10) located in the auxiliary piston hole (4) is provided with a second piston (11).

2. A measuring instrument test bench according to claim 1, characterized in that: The ends of the main piston rod (8) and the auxiliary piston rod (10) are both provided with adjustment handles (12), and the adjustment handles (12) are located outside the platform (1).

3. A measuring instrument test bench according to claim 1, characterized in that: The diameter of the main piston hole (3) is larger than the diameter of the auxiliary piston hole (4).

4. A measuring instrument test bench according to claim 1, characterized in that: The hole diameter of the connecting hole (5) is smaller than that of the stop hole (6).

5. The measuring instrument test bench according to claim 1, characterized in that: The platform (1) is provided with a hand-grip position (13).

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