CN212363439U

CN212363439U - Calibration device of adjustable infrared sensor

Info

Publication number: CN212363439U
Application number: CN202021243158.9U
Authority: CN
Inventors: 李佳珊
Original assignee: Shanghai Yifeng Instrument Equipment Co ltd
Current assignee: Shanghai Yifeng Instrument Equipment Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-01-15
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to an infrared sensor calibration equipment technical field just discloses an adjustable infrared sensor's calibrating device, the on-line screen storage device comprises a base, the last fixed surface of base is connected with the motor, fixedly connected with threaded rod on the output shaft of motor, the sensor sliding bottom seat has been cup jointed in the activity on the threaded rod, the piece is placed to fixed surface is connected with the heater on the base, the heater is placed the inside movable groove of having seted up of piece, the movable inslot is provided with manual adjustment mechanism, fixed surface is connected with the sensor on the sensor sliding bottom seat and is placed the piece, the sensor is placed and is provided with sensor chucking device on the piece. When the calibration device of the adjustable infrared sensor is used, the infrared sensor is effectively prevented from deviating in the test calibration process, the precision of the temperature measuring instrument using the infrared sensor in the later stage on the body temperature test of the human body is improved, and the strength of controlling the whole epidemic situation is improved.

Description

Calibration device of adjustable infrared sensor

Technical Field

The utility model relates to an infrared sensor calibration equipment technical field specifically is an adjustable infrared sensor's calibrating device.

Background

An infrared sensor is a sensor which can sense infrared rays radiated by a target and can measure by utilizing physical properties of the infrared rays, the infrared sensing technology is widely applied in the fields of modern science and technology, national defense, industry and agriculture and the like, at present, common thermometers are all applied to the infrared sensor, the thermometers with the most epidemic situation need to be produced in large quantity, so the calibration of the infrared sensor plays an important role, most of the existing thermometers carry out the test and calibration on the infrared sensor by holding the infrared sensor by workers when carrying out the calibration on the infrared rays, the infrared sensor needs to test different distances and different angles in the test and calibration process, the workers need to walk back and forth and manually lift a heating source to test the infrared sensor, and thus the distances and the angles between the infrared sensor and the heating source are not easy to master, therefore, a certain error can be generated on the measurement result of the infrared sensor, the accuracy of the temperature measuring instrument for body temperature test in later production is influenced, and even the controllability of epidemic situation is seriously influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an adjustable infrared sensor's calibrating device possesses the efficient and tests advantages such as infrared sensor, has solved infrared sensor and has carried out the problem of handheld test through personnel when testing.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a calibration device of an adjustable infrared sensor comprises a base, wherein a motor is fixedly connected to the upper surface of the base, a threaded rod is fixedly connected to an output shaft of the motor, a threaded block is rotatably connected to the rear end of the threaded rod, a sensor sliding base is movably sleeved on the threaded rod, a movable sliding rail is fixedly connected to the lower surface of the sensor sliding base, a sliding guide rail is slidably connected to the upper surface of the movable sliding rail, the lower surface of the sliding guide rail is fixedly connected to the upper surface of the base, a sliding block is fixedly connected to the lower surface of the sensor sliding base, the sensor sliding base is in threaded connection with the threaded rod through a threaded groove in the sliding block, a heater placing block is fixedly connected to the rear side of the upper surface of the base, a heater is arranged on the upper surface of the heater placing block, a movable groove is formed, the automatic heating device is characterized in that a manual adjusting mechanism is arranged in the movable groove, the manual adjusting mechanism comprises a transverse threaded rod, the transverse threaded rod is connected inside the movable groove in a sliding mode, the upper end of the transverse threaded rod is fixedly connected with the lower surface of a heater, a rotating groove is formed in the heater placing block, a gear is rotatably connected inside the rotating groove, a rotating handle is rotatably connected on the front side surface of the heater placing block, a connecting rod is fixedly connected on the rear side surface of the rotating handle, a sensor placing block is fixedly connected on the upper surface of the sensor sliding base, a sensor clamping device is arranged on the sensor placing block and comprises springs, a placing groove is formed in the upper end of the sensor placing block, the number of the springs is four, and the four springs are fixedly connected to the inner ring of the sensor placing block placing groove in a 90-degree rotating mode respectively, and the four opposite ends of the spring are respectively fixedly connected with arc-shaped clamping blocks.

Preferably, the outer surface of the transverse threaded rod is provided with transverse type threads.

Preferably, the left end of the gear is meshed with the transverse thread on the transverse threaded rod.

Preferably, the right side of the upper surface of the base is provided with a dimension, and the transverse threads on the outer surface of the transverse threaded rod are also provided with a dimension.

Preferably, the arc-shaped fixture block is in a quarter arc-shaped structure.

(III) advantageous effects

Compared with the prior art, the utility model provides an adjustable infrared sensor's calibrating device possesses following beneficial effect:

1. when the calibrating device of the adjustable infrared sensor is used, the output shaft is rotated by starting the motor, so that the sensor placing block on the threaded rod can be translated back and forth on the sliding guide rail, the distance between the infrared sensor and the heating source can be better controlled, the testing precision of the infrared sensor is improved, meanwhile, when the infrared sensor needs to form an angle with the heating source, the rotating handle is rotated, the connecting rod rotates in the rotating groove, so that the gear on the connecting rod rotates, the gear and the transverse threaded rod are in a meshing relationship, the gear can drive the transverse threaded rod to move up and down through positive and negative rotation, finally, the heater can be adjusted in height up and down, and the angle between the infrared sensor and the heating source can be better controlled, the infrared sensor is effectively prevented from deviating in the test and calibration process, the test precision of the infrared sensor is improved, the precision of the later-stage temperature measurement of the human body by using the thermometer of the infrared sensor is improved, the missing of people with abnormal body temperature is avoided, and the strength of controlling the whole epidemic situation is improved.

2. This adjustable infrared sensor's calibrating device during use, when the staff places infrared sensor in the sensor places the piece, infrared sensor extrudees the arc fixture block, produce the extrusion force and then make the spring on arc fixture block opposite side shrink, and then just can place infrared sensor between four arc fixture blocks, thereby release thrust when the spring loses the extrusion force, and then produce the extrusion force to infrared sensor, thereby play fixed effect to infrared sensor, avoided the device to make infrared sensor appear droing when placing at the in-process that removes effectively, cause the destruction to infrared sensor, avoided the infrared sensor damage to cause the loss simultaneously, the device has improved the guard action when testing the calibration to infrared sensor.

3. This calibrating device of adjustable infrared sensor uses, has seted up yardstick equally between the horizontal type screw thread through the surface of seting up yardstick and horizontal threaded rod on the upper surface right side of base, so when testing calibration to infrared sensor, the staff can be more convenient to the record of data, has improved the work efficiency to infrared sensor, has also avoided the staff to measure through the tape measure simultaneously, has avoided carrying out the problem of the precision error that appears of collecting data.

Drawings

Fig. 1 is a schematic structural view of a calibration device for an adjustable infrared sensor according to the present invention;

FIG. 2 is a schematic view of the internal structure of the heater placing block of the present invention;

FIG. 3 is a left side view of the heater placement block of the present invention;

fig. 4 is the internal structure diagram of the sensor placing block of the present invention.

In the figure: the device comprises a base 1, a sliding guide rail 2, a motor 3, a sensor sliding base 4, a movable sliding rail 5, a sensor placing block 6, a threaded rod 7, a threaded block 8, a heater 9, a rotary handle 10, a transverse threaded rod 11, a movable groove 12, a rotary groove 13, a gear 14, a connecting rod 15, an arc-shaped clamping block 16, a spring 17 and a heater placing block 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a new technical solution: a calibration device of an adjustable infrared sensor comprises a base 1, wherein the upper surface of the base 1 is fixedly connected with a motor 3, an output shaft of the motor 3 is fixedly connected with a threaded rod 7, the rear end of the threaded rod 7 is rotatably connected with a threaded block 8, the threaded block 8 is provided with a threaded sleeve, the threaded block 8 is in threaded connection with the threaded rod 7 through the threaded sleeve, the lower surface of the threaded block 8 is fixedly connected with the upper surface of the base 1, the threaded rod 7 is movably sleeved with a sensor sliding base 4, the lower surface of the sensor sliding base 4 is fixedly connected with a sliding block, the sensor sliding base 4 is in threaded connection with the threaded rod 7 through a threaded groove on the sliding block, the lower surface of the sensor sliding base 4 is fixedly connected with two movable sliding rails 5, the two movable sliding rails 5 are respectively and fixedly connected with the left side and the, the two movable sliding rails 5 are respectively connected with a sliding guide rail 2 in a sliding manner, the lower surfaces of the sliding guide rails 2 are fixedly connected to the upper surface of the base 1, and the right side of the upper surface of the base 1 is provided with a scale;

a heater placing block 18 is fixedly connected to the rear side of the upper surface of the base 1, a movable groove 12 is formed in the heater placing block 18, the upper end of the movable groove 12 extends out of the upper surface of the heater placing block 18, the lower end of the movable groove 12 penetrates into the base 1, a transverse threaded rod 11 is slidably connected in the movable groove 12, transverse threads are arranged on the outer surface of the transverse threaded rod 11, the transverse threads on the outer surface of the transverse threaded rod 11 are also provided with a dimension, the upper end of the transverse threaded rod 11 penetrates out of the movable groove 12 and extends out of the upper surface of the heater placing block 18, a heater 9 is fixedly connected to the upper end of the transverse threaded rod 11, the heater 9 is an existing structure and is not described in much detail, a rotating groove 13 is formed in the heater placing block 18, the left side surface of the rotating groove 13 is communicated with the right side surface of the movable groove 12, a rotating handle 10 is rotatably connected to, a connecting rod 15 is fixedly connected to the rear side surface of the rotating handle 10, the rear end of the connecting rod 15 penetrates through the front side surface of the heater placing block 18, the rear end of the connecting rod 15 extends into the rotating groove 13, the final end of the connecting rod is rotatably connected to the inner wall of the rear side of the rotating groove 13, a gear 14 is fixedly sleeved on one end of the connecting rod 15, which is located in the rotating groove 13, the left end of the gear 14 is meshed with the transverse threaded rod 11, a worker rotates the rotating handle 10, the connecting rod 15 rotates in the rotating groove 13, the gear 14 on the connecting rod 15 rotates, the gear 14 is meshed with the transverse threaded rod 11, the gear 14 can drive the transverse threaded rod 11 to move up and down through forward and backward rotation, and finally the heater can adjust the height up and down;

the upper surface of the sensor sliding base 4 is fixedly connected with a sensor placing block 6, the upper end of the sensor placing block 6 is provided with a placing groove, the horizontal height of the sensor placing block 6 is the same as the horizontal height of the heater 9, springs 17 are fixedly connected in the placing groove of the sensor placing block 6, the number of the springs 17 is four, the four springs 17 are respectively and fixedly connected to the inner ring of the placing groove of the sensor placing block 6 in a manner of rotating 90 degrees, the opposite ends of the four springs 17 are respectively and fixedly connected with arc-shaped fixture blocks 16, the structure of each arc-shaped fixture block 16 is a quarter arc-shaped structure, when a worker needs to place an infrared sensor in the sensor placing block 6, the infrared sensor extrudes the arc-shaped fixture blocks 16 to generate extrusion force so as to shrink the springs 17 on the other side of the arc-shaped fixture blocks 16, and then the infrared sensor can be, thereby release thrust when spring 17 loses the extrusion force, and then produce the extrusion force to infrared ray sensor to play fixed effect to infrared ray sensor.

The working principle is as follows: when the calibration device of the adjustable infrared sensor is used, the output shaft is rotated by starting the motor 3, the sensor placing block 6 on the threaded rod 7 is enabled to translate back and forth on the sliding guide rail 2, the distance between the infrared sensor and the heating source can be better grasped, the testing precision of the infrared sensor is improved, meanwhile, when the infrared sensor needs to form an angle with the heating source, the rotating handle 10 is rotated, the connecting rod 15 rotates in the rotating groove 13, the gear 14 on the connecting rod 15 rotates, the gear 14 is meshed with the transverse threaded rod 11, the gear 14 can drive the transverse threaded rod 11 to move up and down through positive and negative rotation, finally, the heater 9 can be adjusted in height up and down, and thus, the angle between the infrared sensor and the heating source can be better controlled, the method effectively avoids the deviation of the infrared sensor in the test calibration process, and improves the test precision of the infrared sensor.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adjustable infrared sensor's calibrating device, includes base (1), the last fixed surface of base (1) is connected with motor (3), fixedly connected with threaded rod (7) on the output shaft of motor (3), the rear end of threaded rod (7) is rotated and is connected with thread piece (8), sensor sliding bottom seat (4), its characterized in that have been cup jointed in the activity on threaded rod (7): the automatic temperature control device is characterized in that a heater placing block (18) is fixedly connected to the upper surface of the base (1), a heater (9) is arranged on the upper surface of the heater placing block (18), a movable groove (12) is formed in the heater placing block (18), a manual adjusting mechanism is arranged in the movable groove (12), a sensor placing block (6) is fixedly connected to the upper surface of the sensor sliding base (4), and a sensor clamping device is arranged on the sensor placing block (6).

2. The apparatus of claim 1, wherein: the lower fixed surface of sensor sliding base (4) is connected with movable slide rail (5), the last sliding connection of movable slide rail (5) has sliding guide (2), the equal fixed connection of lower surface at the upper surface of base (1) of sliding guide (2), the lower fixed surface of sensor sliding base (4) is connected with the sliding block, threaded connection is carried out with threaded rod (7) in threaded groove on sensor sliding base (4) through the sliding block, the upper surface that the piece (18) was placed to the heater is extended to activity groove (12) upper end, the lower extreme of activity groove (12) runs through into the inside of base (1).

3. The apparatus of claim 1, wherein: manual adjustment mechanism is including horizontal threaded rod (11), horizontal threaded rod (11) sliding connection is in the inside of activity groove (12), the upper end of horizontal threaded rod (11) carries out fixed connection with the lower surface of heater (9), the inside that the heater placed piece (18) has been seted up and has been rotated groove (13), the internal rotation that rotates groove (13) is connected with gear (14), the heater is placed and is rotated on the front side surface of piece (18) and be connected with rotatory handle (10), rotatory handle (10) rear side surface fixedly connected with connecting rod (15).

4. The apparatus of claim 3, wherein: the surface of horizontal threaded rod (11) is provided with horizontal type screw thread, the upper end of horizontal threaded rod (11) runs through activity groove (12) and extends the upper surface that the piece (18) was placed to the heater, the right flank surface that rotates groove (13) left surface and activity groove (12) communicates with each other, the rear end of connecting rod (15) runs through into the front side surface that the piece (18) was placed to the heater, the rear end of connecting rod (15) extends into the inside that rotates groove (13) and final end rotates and connects on the rear side inner wall that rotates groove (13), connecting rod (15) are located one of rotation groove (13) and serve fixed gear (14) of having cup jointed, the left end and the horizontal threaded rod (11) of gear (14) mesh and are connected.

5. The apparatus of claim 1, wherein: the sensor clamping device comprises springs (17), a placing groove is formed in the upper end of the sensor placing block (6), the number of the springs (17) is four, the four springs (17) are fixedly connected to the inner ring of the placing groove of the sensor placing block (6) in a 90-degree rotating mode respectively, and the four springs (17) are fixedly connected to arc-shaped clamping blocks (16) respectively at one opposite ends.