CN116625524A - Blackbody radiation source calibration device with high uniformity and stability - Google Patents

Abstract

The invention discloses a blackbody radiation source calibration device with high uniformity and stability, which is applied in the technical field of blackbody radiation source calibration. The invention is used to carry out a blackbody furnace by setting a carrier plate and a sliding seat, and the vertical plate is used For the installation of the calibration table, the set plate cooperates with the drive screw and the drive motor, which can facilitate the horizontal movement of the calibration table through the rotation of the drive screw, and the set shield can easily block the test calibration path to reduce the impact of the surrounding environment. The set calibration seat cooperates with the adjustment screw to install the equipment board and the equipment to be calibrated. By turning the adjustment screw, the equipment board and the equipment to be calibrated connected to it can be driven up and down in the vertical direction. The setting of this structure can be easily adjusted. The height of the equipment to be calibrated can correspond to the black body furnace, and it is convenient to adjust the distance between the black body furnace and the equipment to be calibrated.

Description

A blackbody radiation source calibration device with high uniformity and stability

technical field

The invention belongs to the technical field of blackbody radiation source calibration, in particular to a blackbody radiation source calibration device with high uniformity and stability.

Background technique

Based on the nature and usage of the black body radiation source, many situations will be encountered when measuring the temperature of the thermometer through the black body radiation source, but not limited to the one mentioned below. The existing black body radiation source calibration device is in When using it, the distance between the mouth of the cavity and the place to be tested is usually calculated according to the D:S of the infrared temperature measuring gun. After the placement of multiple points is completed, other temperature points that need to be tested are tested in turn, and then the certificate is issued. For comparison with the standard value above.

Chinese patent CN100368785C discloses a portable blackbody furnace, which includes a metal body with a cavity, a shutter arranged at the opening of the cavity, at least one first heater arranged in the shutter, several sets The second heater around the metal body and at least one temperature sensor disposed in the metal body, the end of the cavity in the metal body is in the shape of a cone, preferably, the heat capacity of the metal body is greater than 200 J/K, its radial thickness is greater than 5 mm, the outer wall of the metal body has several grooves, and the second heater is a heating wire embedded in the groove, the flow of current between two adjacent heating wires The direction is reversed to cancel the magnetic field generated by the current flow.

The existing blackbody radiation source calibration device with high uniformity and stability has the following disadvantages when performing detection and calibration. The installation of the equipment is generally fixed, and the distance between the blackbody radiation source and the equipment to be calibrated cannot be adjusted. The surrounding environment is more likely to be affected.

Based on the problems mentioned above, we found that the blackbody radiation source in the prior art is difficult to avoid the above problems. Therefore, we propose a blackbody radiation source calibration device that can adjust the position of the equipment and can be used normally in different environments. .

Contents of the invention

The purpose of the present invention is to aim at an existing black body radiation source calibration device with high uniformity and stability, which has the advantage that the position of the device can be adjusted, and it can also be used normally in different environments.

The above-mentioned technical purpose of the present invention is achieved by the following technical solutions: a black body radiation source calibration device with high uniformity and stability, including a carrier plate, the inner side of the carrier plate is slidably connected with a slide seat, and the slide seat A blackbody furnace is arranged on the top, and a longitudinal plate is bolted to the inner side of the carrier plate, and a flat plate is bolted to the top of the longitudinal plate, and a transmission screw is connected between the opposite sides of the two flat plates, and the outer side of the transmission screw A calibration table is provided, a drive motor is bolted to the right side of the right plate, the output end of the drive motor is bolted to the right side of the transmission screw, and a shield is provided on the top of the carrier plate;

The calibration table includes a calibration seat, the inner side of the calibration seat is threadedly connected with the transmission screw, the top of the calibration seat is bolted with an adjustment screw, and the outer side of the adjustment screw is threaded with a rotating sleeve, and the top of the rotating sleeve A device board is connected in rotation, the device to be calibrated is arranged on the top of the device board, and the top of the adjusting screw goes through the device board to the top of the device board.

Adopting the above-mentioned technical scheme, by setting the carrier plate to cooperate with the sliding seat, it is used to carry out the black body furnace, the set vertical plate is used to install the calibration table, and the set plate is matched with the transmission screw and the drive motor, which can be easily driven by the rotation of the transmission screw. The calibration table moves horizontally, and the set shield can easily block the test calibration path to reduce the influence of the surrounding environment. The set calibration seat cooperates with the adjustment screw to install the equipment board and the equipment to be calibrated. By rotating the adjustment screw , which can drive the device board and the calibrated device connected to it to rise and fall vertically.

The present invention is further provided that: the top of the calibration seat is bolted to a limit slide bar, and the top of the limit slide bar passes through the equipment board and is slidably connected with the equipment board.

By adopting the above technical solution, by setting the limit slide bar, it is convenient to limit the movement of the equipment board and avoid rotation or angle deviation.

The present invention is further configured as follows: an anti-slip bar is bolted between the opposite sides of the two plates, and the outer side of the anti-slip bar is slidably connected to the calibration seat.

By adopting the above-mentioned technical solution, by setting the anti-sliding bar to cooperate with the calibration seat, it is convenient to limit the parallel movement of the calibration seat, so that the structure is more stable and reasonable.

The present invention is further configured as follows: an electric telescopic cylinder is bolted to the right side of the carrier plate, the telescopic end of the electric telescopic cylinder is bolted to the shielding cover, and a heat shield is bolted to the inner side of the shielding cover.

By adopting the above technical solution, by setting the electric telescopic cylinder, the shielding cover can be easily installed, and it can be easily lifted or lowered, making the use of the structure more convenient.

The present invention is further provided that: the bottom of the carrier board is bolted with a laminate, and the top of the laminate is slidably connected with the sliding seat.

By adopting the above technical solution, by arranging laminates, the bottom structure can be easily connected and the top structure can be supported.

The present invention is further provided that: the front side of the bottom of the laminate and the rear side of the bottom are both bolted with legs.

By adopting the above technical solution, by providing the outriggers, the device can be placed stably and located at a convenient position for use.

The present invention is further provided that: the front side of the sliding seat is threadedly connected with a fastening screw, and the ends of the fastening screw are in close contact with the laminate and the carrier respectively.

Using the above technical scheme, by setting the fastening screw, when the sliding seat moves to the required position, the fastening screw is screwed into the interior of the sliding seat, and its end is pressed against the left side of the laminate and the carrier plate to complete The position for the carriage is fixed.

The present invention is further configured as follows: a fixed plate is bolted to the rear side of the top of the sliding seat, the front side of the fixed plate is in contact with the black body furnace, and the front side of the black body furnace is movably connected with the movable plate.

By adopting the above technical solution, the rear side of the blackbody furnace can be conveniently limited by setting the fixed plate, and the position of the blackbody furnace can be fixed by cooperating with the movable plate, so that the structure is more stable.

The present invention is further provided that: a rubber pad is bolted to the rear side of the movable plate, and the rubber pad is made of rubber material.

By adopting the above technical solution, by setting the rubber pad, the friction between the movable plate and the black body furnace can be easily improved, and the unstable situation such as sliding of the structure during use can be avoided.

The present invention is further set as: the front side of the top of the sliding seat is bolted with a guide plate, the inner side of the guide plate is slidably connected with a clamping rod, the rear side of the clamping rod is bolted to the movable plate, and the A spring is arranged on the outside, and the two sides of the spring are respectively bolted to the movable plate and the guide plate.

By adopting the above technical scheme, the installation of the movable plate can be facilitated by setting the guide plate to cooperate with the clamping rod and the spring, and the movable plate can be pressed against the movable plate by the spring so that it is in close contact with the black body furnace, making the structure more stable.

In summary, the present invention has the following beneficial effects:

By setting the carrier plate with the sliding seat, it is used to carry out the blackbody furnace, the set vertical plate is used to install the calibration table, and the set plate cooperates with the transmission screw and the drive motor, which can facilitate the horizontal movement of the calibration table through the rotation of the transmission screw. The set shield can easily block the test calibration path to reduce the influence of the surrounding environment. The set calibration seat cooperates with the adjustment screw to install the equipment board and the equipment to be calibrated. By rotating the adjustment screw, the equipment board can be driven And the equipment to be calibrated connected with it rises and falls along the vertical direction. The setting of this structure can facilitate the adjustment of the height of the equipment to be calibrated, so that it can correspond to the blackbody furnace, and it is convenient to adjust the distance between the blackbody furnace and the equipment to be calibrated. The equipment to be calibrated and the standard equipment can be placed on two equipment boards respectively, so as to reduce the possibility of calibration influence caused by the external environment by comparing the readings of the two equipment.

Description of drawings

Fig. 1 is the overall structural representation of the present invention;

Fig. 2 is a schematic diagram of the main structure of the present invention;

Fig. 3 is a schematic view of the flat plate structure of the present invention;

Fig. 4 is the structural representation of blackbody furnace of the present invention;

Fig. 5 is a schematic structural diagram of the calibration platform of the present invention;

Fig. 6 is a schematic diagram of the carrier board structure of the present invention.

Reference signs: 1, carrier plate; 2, sliding seat; 3, black body furnace; 4, vertical plate; 5, flat plate; 6, transmission screw; 7, calibration table; 701, calibration seat; 702, adjustment screw; Rotating sleeve; 704, equipment board; 705, calibrated equipment; 8, drive motor; 9, shield cover; 10, limit slide bar; 14. laminate; 15. outrigger; 16. fastening screw; 17. fixed plate; 18. movable plate; 19. rubber pad; 20. guide plate;

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings.

Example 1:

Referring to Figures 1-6, a blackbody radiation source calibration device with high uniformity and stability, including a carrier plate 1, the inner side of the carrier plate 1 is slidably connected with a sliding seat 2, and the top of the sliding seat 2 is provided with a blackbody furnace 3, and the carrier plate The inner side of 1 is bolted with a longitudinal plate 4, and the top of the longitudinal plate 4 is bolted with a flat plate 5, and the opposite sides of the two flat plates 5 are rotatably connected with a transmission screw 6, and the outer side of the transmission screw 6 is provided with a calibration table 7, right The right side of the side plate 5 is bolted with a drive motor 8, the output end of the drive motor 8 is bolted with the right side of the drive screw 6, and the top of the carrier plate 1 is provided with a shield 9;

Calibration table 7 comprises calibration seat 701, and the inner side of calibration seat 701 is threadedly connected with transmission screw rod 6, and the top of calibration seat 701 is bolted with adjusting screw rod 702, and the outer thread of adjusting screw rod 702 is connected with rotating sleeve 703, and the top of rotating sleeve 703 rotates A device board 704 is connected, and the top of the device board 704 is provided with a calibrated device 705. The top of the adjustment screw 702 runs through the device board 704 to the top of the device board 704. By setting the carrier board 1 to cooperate with the slide seat 2, it is used to adjust the blackbody furnace 3 In the way of carrying out, the set vertical plate 4 is used to install the calibration table 7, and the set plate 5 cooperates with the transmission screw 6 and the drive motor 8, which can facilitate the horizontal movement of the calibration table 7 through the rotation of the transmission screw 6, and move along the carrier plate 1 The sliding seat 2 can also facilitate the adjustment of the distance between the blackbody furnace 3 and the device 705 to be calibrated.

As shown in Figure 5, the top of the calibration seat 701 is bolted to the limit slide bar 10, and the top of the limit slide bar 10 runs through the equipment plate 704 and is slidably connected with the equipment plate 704. By setting the limit slide bar 10, it is convenient to adjust the equipment The movement of the plate 704 is limited to avoid rotation or angular deviation.

As shown in Figure 6, the bottom of the carrier board 1 is bolted with a laminate 14, and the top of the laminate 14 is slidably connected with the sliding seat 2. By setting the laminate 14, it is convenient to connect the bottom structure and support the top structure .

As shown in FIG. 6 , legs 15 are bolted to the front side of the bottom of the laminate 14 and the rear side of the bottom. By setting the legs 15 , the device can be placed stably and placed in a convenient position.

As shown in Figure 4, the front side of the slide seat 2 is threaded with a fastening screw 16, and the ends of the fastening screw 16 are in close contact with the laminate 14 and the carrier plate 1 respectively. By setting the fastening screw 16, on the slide 2 When moving to the desired position, the fastening screw 16 is screwed into the inside of the sliding seat 2, and its end is pressed against the left side of the laminate 14 and the carrier plate 1 to complete the position fixation of the sliding seat 2.

As shown in Figure 4, the rear side of the slide seat 2 top is bolted with a fixed plate 17, the front side of the fixed plate 17 is in contact with the black body furnace 3, and the front side of the black body furnace 3 is movably connected with the movable plate 18, by setting the fixed plate 17 , it is convenient to limit the rear side of the black body furnace 3, and cooperate with the movable plate 18 to fix the position of the black body furnace 3, so that the structure is more stable.

As shown in Figure 4, the rear side of movable plate 18 is bolted with rubber pad 19, and rubber pad 19 is made of rubber material, by arranging rubber pad 19, can be convenient to promote the friction between movable plate 18 and blackbody furnace 3, avoids When the structure is in use, slipping or other instability occurs.

As shown in Figure 4, the front side of the slide seat 2 top is bolted with a guide plate 20, and the inner side of the guide plate 20 is slidably connected with a clamping rod 21, and the rear side of the clamping rod 21 is bolted to the movable plate 18, and the outside of the clamping rod 21 Spring 22 is provided, and the both sides of spring 22 are respectively bolted with movable plate 18 and guide plate 20, by arranging guide plate 20 to cooperate with clamp bar 21 and spring 22, movable plate 18 can be easily installed, and spring 22 can resist Press the movable plate 18 to make it closely contact with the black body furnace 3, so that the structure is more stable.

Brief description of the use process: first, place the black body on the slide 2, and make its rear side fit on the fixed plate 17, and then the movable plate 18 connected to the rear side of the guide plate 20 through the spring 22 and the clamping rod 21 passes through The rubber pad 19 is pressed against the front side of the black body furnace 3 to complete the stable installation of the black body furnace 3, and then the calibrated device 705 is placed on the device board 704, and the device board 704 and the device board 704 can be driven by rotating the adjusting screw 702. The connected device 705 to be calibrated is raised and lowered along the vertical direction, so that the height of the device to be calibrated 705 corresponds to the blackbody furnace 3 , and then the test calibration can be performed.

Example:

Referring to Figure 1-2, a black body radiation source calibration device with high uniformity and stability, including a carrier plate 1, a flat plate 5 is bolted to the top of the longitudinal plate 4, and a transmission is connected between the opposite sides of the two flat plates 5 The screw 6 and the outside of the transmission screw 6 are provided with a calibration table 7, the right side of the right plate 5 is bolted with a drive motor 8, the output end of the drive motor 8 is bolted with the right side of the transmission screw 6, and the top of the carrier plate 1 is set There is a shielding cover 9, and the longitudinal plate 4 is used to install the calibration table 7. The set plate 5 cooperates with the transmission screw 6 and the drive motor 8, which can facilitate the horizontal movement of the calibration table 7 through the rotation of the transmission screw 6. The set shielding cover 9 It is convenient to block the test calibration path to reduce the influence of the surrounding environment. The set calibration seat 701 cooperates with the adjustment screw 702 to install the equipment board 704 and the equipment to be calibrated 705, and the equipment to be calibrated 705 and The standard equipment is respectively placed on the two equipment boards 704, so as to reduce the possibility of calibration influence caused by the external environment by comparing the readings of the two equipment.

As shown in Figure 1, anti-off slip bar 11 is bolted between the opposite sides of two flat plates 5, and the outside of anti-off slip bar 11 is slidably connected with alignment seat 701, by setting anti-off slip bar 11 and alignment seat 701 Cooperating, the parallel movement of the calibration seat 701 can be easily limited, making the structure more stable and reasonable.

As shown in Figures 1 and 2, the right side of the carrier plate 1 is bolted with an electric telescopic cylinder 12, the telescopic end of the electric telescopic cylinder 12 is bolted with the shield cover 9, and the inner side of the shield cover 9 is bolted with a heat shield 13, By arranging the electric telescopic cylinder 12, the shielding cover 9 can be easily installed, and it can be easily lifted or lowered, making the use of the structure more convenient.

Brief description of the use process: First, place the calibrated device 705 and the standard device on two device boards 704, so as to reduce the possibility of calibration impact caused by the external environment by comparing the readings of the two devices. After switching the calibrated device 705 When testing and adjusting with standard equipment, the electric telescopic cylinder 12 can be started by driving the transmission screw 6 in the flat plate 5 to rotate to drive the calibration seat 701 to move, so as to switch the position of the calibration table 7 corresponding to the black body furnace 3 .

This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. Those skilled in the art can make modifications to this embodiment without creative contribution as required after reading this specification, but as long as they are within the rights of the present invention All claims are protected by patent law.

Claims (10)

1. The utility model provides a blackbody radiation source calibrating device that homogeneity and stability performance are high, includes carrier plate (1), its characterized in that: the novel black body type air conditioner is characterized in that a sliding seat (2) is connected to the inner side of the carrier plate (1) in a sliding manner, a black body furnace (3) is arranged at the top of the sliding seat (2), a longitudinal plate (4) is bolted to the inner side of the carrier plate (1), a flat plate (5) is bolted to the top of the longitudinal plate (4), a transmission screw (6) is rotatably connected between one opposite sides of the two flat plates (5), a calibration table (7) is arranged on the outer side of the transmission screw (6), a driving motor (8) is bolted to the right side of the right flat plate (5), a shielding cover (9) is arranged at the top of the carrier plate (1);

the calibrating table (7) comprises a calibrating seat (701), the inner side of the calibrating seat (701) is in threaded connection with a transmission screw (6), an adjusting screw (702) is bolted to the top of the calibrating seat (701), a rotating sleeve (703) is in threaded connection with the outer side of the adjusting screw (702), an equipment board (704) is rotatably connected to the top of the rotating sleeve (703), calibrated equipment (705) is arranged at the top of the equipment board (704), and the top of the adjusting screw (702) penetrates through the top of the equipment board (704) to the top of the equipment board (704).

2. A uniform and stable blackbody radiation source calibration device according to claim 1, wherein: the top of the calibration seat (701) is bolted with a limit sliding rod (10), and the top of the limit sliding rod (10) penetrates through the equipment plate (704) and is in sliding connection with the equipment plate (704).

3. A uniform and stable blackbody radiation source calibration device according to claim 1, wherein: an anti-falling sliding rod (11) is bolted between opposite sides of the two flat plates (5), and the outer side of the anti-falling sliding rod (11) is in sliding connection with the calibration seat (701).

4. A uniform and stable blackbody radiation source calibration device according to claim 1, wherein: the right side bolt of support plate (1) has electric telescopic jar (12), the flexible end of electric telescopic jar (12) is bolted with shielding cover (9), the inboard bolt of shielding cover (9) has heat insulating board (13).

5. A uniform and stable blackbody radiation source calibration device according to claim 1, wherein: the bottom of the carrier plate (1) is bolted with a layer plate (14), and the top of the layer plate (14) is in sliding connection with the sliding seat (2).

6. A uniform and stable blackbody radiation source calibration device according to claim 5, wherein: the front side of the bottom of the laminate (14) and the rear side of the bottom are both bolted with legs (15).

7. A uniform and stable blackbody radiation source calibration device according to claim 5, wherein: the front side of the sliding seat (2) is in threaded connection with a fastening screw (16), and the end part of the fastening screw (16) is respectively in close contact with the laminate (14) and the carrier plate (1).

8. A uniform and stable blackbody radiation source calibration device according to claim 1, wherein: the rear side bolt at slide (2) top has fixed plate (17), the front side of fixed plate (17) and blackbody stove (3) contact, the front side and the fly leaf (18) swing joint of blackbody stove (3).

9. A uniform and stable blackbody radiation source calibration device according to claim 8, wherein: the rear side of the movable plate (18) is bolted with a rubber pad (19), and the rubber pad (19) is made of rubber materials.

10. A uniform and stable blackbody radiation source calibration device according to claim 8, wherein: the front side bolt at slide (2) top has deflector (20), the inboard sliding connection of deflector (20) has draw-in lever (21), the rear side of draw-in lever (21) and fly leaf (18) bolt, the outside of draw-in lever (21) is provided with spring (22), the both sides of spring (22) respectively with fly leaf (18) and deflector (20) bolt.