Dew-point meter calibrating device

Abstract

The utility model discloses a calibrating device for a dew-point meter, which belongs to the technical field of dew-point meters and comprises a supporting table, the dew-point meter and a probe, an L-shaped support is arranged on the supporting table in a lifting manner, an auxiliary plate is arranged below the L-shaped support, a motor is arranged on one side of the auxiliary plate, a lead screw is arranged at the output end of the motor, a movable column is in threaded connection with the lead screw, and the movable column is in threaded connection with the dew-point meter. A mounting structure is arranged below the moving column and comprises a mounting table, a through hole capable of containing a probe is formed in the mounting table, limiting grooves are formed in the front side and the rear side of the interior of the through hole, limiting strips matched with the limiting grooves are arranged on the front side face and the rear side face of the probe, and a motor is arranged to drive a lead screw to rotate so as to drive the moving column to move. Meanwhile, the electric telescopic rod can control the L-shaped support to move up and down, namely, the height of the probe is adjusted, and therefore the effect of automatic positioning detection is achieved.

Description

Technical Field

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

[0002] Dew point meter is an instrument that can directly measure the dew point temperature. It cools a mirror in the sample wet air until dew drops (or ice crystals) appear on the mirror surface, and then measures the average temperature of the mirror surface, which is the dew point (frost) temperature. It has high humidity measurement accuracy, but requires a very smooth mirror surface, a very accurate temperature control system, and a very sensitive optical detection system for dew drops (ice crystals).

[0003] However, most of the existing dew point meters are calibrated manually, which has the problems of low detection efficiency and large errors, resulting in the quality of the dew point meter cannot be guaranteed. Utility Model Content

[0004] The utility model overcomes the technical problems raised in the above background technology and provides a calibration device for a dew point meter.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is: a calibration device for a dew point meter, comprising a support platform, a dew point meter, and a probe, the probe being connected to the dew point meter, suction cups being provided at the four corners below the support platform, a fixed block being provided on the support platform, two electric telescopic rods being provided in the fixed block, an L-shaped bracket being provided between the electric telescopic rods, an auxiliary plate being provided under the L-shaped bracket, a motor being provided at one side of the auxiliary plate, a lead screw being provided at the output end of the motor, the other end of the lead screw being rotatably connected to the L-shaped bracket, a moving column being threadedly connected to the lead screw, a limiting structure being provided between the moving column and the L-shaped bracket, a mounting structure being provided under the moving column, and the probe being located in the mounting structure.

[0006] As a further solution of the utility model, the mounting structure includes a mounting platform, a through hole capable of accommodating a probe is provided in the mounting platform, limit grooves are provided at the front and rear sides of the through hole, limit strips matching the limit grooves are provided at the front and rear sides of the probe, storage grooves are provided at both sides of the through hole, miniature electric push rods are provided in the storage grooves, and a positioning hole capable of positioning the electric push rod is provided on the probe.

[0007] As a further solution of the utility model, the limiting structure includes a slider and a slide groove, the slider is located above the moving column, the slide groove is located below the L-shaped bracket, and the slider and the slide groove are slidably matched.

[0008] As a further solution of the utility model, a storage rack is provided on the support platform, and the dew point meter is located in the storage rack.

[0009] As a further solution of the utility model, a display screen is provided on the upper end surface of the front side of the dew point meter, and a button is provided on the lower end surface of the front side of the dew point meter.

[0010] The advantage of the utility model over the prior art is that a motor is provided to drive the lead screw to rotate, thereby driving the moving column to move, and then driving the probe to move. At the same time, the electric telescopic rod can control the up and down movement of the L-shaped bracket, that is, adjust the height of the probe, thereby achieving the effect of automatic positioning detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 The utility model is a three-dimensional diagram of a calibration device for a dew point meter.

[0012] Figure 2 The utility model is an exploded view of the installation structure of a calibration device for a dew point meter.

[0013] Figure 3 The utility model is a schematic diagram of the internal structure of a mounting platform of a dew point meter calibration device.

[0014] As shown in the figure: 1. Support platform; 2. Dew point meter; 3. Probe; 4. Suction cup; 5. Fixed block; 6. Electric telescopic rod; 7. L-shaped bracket; 8. Auxiliary plate; 9. Motor; 10. Screw; 11. Moving column; 12. Mounting platform; 13. Through hole; 14. Limiting groove; 15. Limiting strip; 16. Storage groove; 17. Electric push rod; 18. Positioning hole; 19. Slider; 20. Slide groove; 21. Storage rack; 22. Display screen; 23. Button. DETAILED DESCRIPTION

[0015] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0016] Combined with Figure 1A dew point meter calibration device comprises a support platform 1, a dew point meter 2, and a probe 3. The probe 3 is connected to the dew point meter 2. A storage rack 21 is arranged on the support platform 1. The dew point meter 2 is located in the storage rack 21. A display screen 22 is arranged on the upper end surface of the front side of the dew point meter 2. A button 23 is arranged on the lower end surface of the front side of the dew point meter 2. Suction cups 4 are arranged at the four corners below the support platform 1. A fixing block 5 is arranged on the support platform 1. Two electric telescopic rods 6 are arranged in the fixing block 5. L is arranged between the electric telescopic rods 6. An L-shaped bracket 7 is provided, an auxiliary plate 8 is provided below the L-shaped bracket 7, a motor 9 is provided at one side of the auxiliary plate 8, a lead screw 10 is provided at the output end of the motor 9, the other end of the lead screw 10 is rotatably connected to the L-shaped bracket 7, a moving column 11 is threadedly connected to the lead screw 10, a limiting structure is provided between the moving column 11 and the L-shaped bracket 7, the limiting structure includes a slider 19 and a slide groove 20, the slider 19 is located above the moving column 11, the slide groove 20 is located below the L-shaped bracket 7, and the slider 19 and the slide groove 20 are slidably matched.

[0017] Combined with Figure 2 , Figure 3 A mounting structure is provided under the movable column 11, and the probe 3 is located in the mounting structure. The mounting structure includes a mounting platform 12, and a through hole 13 capable of accommodating the probe 3 is provided in the mounting platform 12. Limiting grooves 14 are provided at the front and rear sides of the through hole 13, and limiting strips 15 matching the limiting grooves 14 are provided at the front and rear sides of the probe 3. Storage grooves 16 are provided at both sides of the through hole 13, and micro electric push rods 17 are provided in the storage grooves 16. A positioning hole 18 capable of positioning the electric push rod is provided on the probe 3.

[0018] During the specific implementation of the utility model, the limit strip on the probe is first aligned with the limit groove on the mounting table, the probe is inserted into the through hole for positioning, and then the micro electric push rod is started to be inserted into the positioning hole on the probe to complete the installation. When the calibration device is working, it is adsorbed on the mirror surface, and then the motor is started. The motor drives the lead screw to rotate, and drives the moving column to move under the limit of the sliding connection between the slider and the slide groove, thereby driving the probe to move. At the same time, the electric telescopic rod can control the up and down movement of the L-shaped bracket, that is, adjust the height of the probe, thereby achieving the effect of automatic positioning detection.

[0019] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A dew point meter calibration device, comprising a support platform (1), a dew point meter (2), and a probe (3), wherein the probe (3) is connected to the dew point meter (2), and suction cups (4) are provided at four corners below the support platform (1), characterized in that: A fixed block (5) is provided on the support platform (1), two electric telescopic rods (6) are provided in the fixed block (5), an L-shaped bracket (7) is provided between the electric telescopic rods (6), an auxiliary plate (8) is provided below the L-shaped bracket (7), a motor (9) is provided at one side of the auxiliary plate (8), a lead screw (10) is provided at the output end of the motor (9), the other end of the lead screw (10) is rotatably connected to the L-shaped bracket (7), a moving column (11) is threadedly connected to the lead screw (10), a limiting structure is provided between the moving column (11) and the L-shaped bracket (7), a mounting structure is provided below the moving column (11), and the probe (3) is located in the mounting structure.

2. A dew point meter calibration device according to claim 1, characterized in that: The mounting structure comprises a mounting platform (12), a through hole (13) capable of accommodating a probe (3) is provided in the mounting platform (12), limiting grooves (14) are provided at the front and rear sides of the through hole (13), limiting strips (15) matching the limiting grooves (14) are provided at the front and rear sides of the probe (3), storage grooves (16) are provided at both sides of the through hole (13), micro electric push rods (17) are provided in the storage grooves (16), and a positioning hole (18) capable of positioning the electric push rod is provided on the probe (3).

3. A dew point meter calibration device according to claim 1, characterized in that: The limiting structure comprises a slider (19) and a slide groove (20), wherein the slider (19) is located above the movable column (11), and the slide groove (20) is located below the L-shaped bracket (7), and the slider (19) and the slide groove (20) are slidably matched.

4. A dew point meter calibration device according to claim 1, characterized in that: A storage rack (21) is provided on the support platform (1), and the dew point meter (2) is located inside the storage rack (21).

5. The dew point meter calibration device according to claim 1, characterized in that: The upper front surface of the dew point meter (2) is provided with a display screen (22), and the lower front surface of the dew point meter (2) is provided with a button (23).

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