CN114440964B - Multi-sensor arrangement device for temperature and humidity detection calibration of laboratory equipment - Google Patents
Multi-sensor arrangement device for temperature and humidity detection calibration of laboratory equipment Download PDFInfo
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- CN114440964B CN114440964B CN202111540442.1A CN202111540442A CN114440964B CN 114440964 B CN114440964 B CN 114440964B CN 202111540442 A CN202111540442 A CN 202111540442A CN 114440964 B CN114440964 B CN 114440964B
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- 238000001514 detection method Methods 0.000 title claims abstract description 10
- 238000005192 partition Methods 0.000 claims description 17
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- 239000012780 transparent material Substances 0.000 claims description 4
- 244000309464 bull Species 0.000 description 15
- 230000000694 effects Effects 0.000 description 8
- 230000007613 environmental effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
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- 238000000926 separation method Methods 0.000 description 3
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Abstract
The invention discloses a multi-sensor arrangement device for laboratory equipment temperature and humidity detection calibration, which belongs to the field of laboratory calibration equipment, and comprises an arrangement device and a interference suppressor which are fixedly connected, wherein the interference suppressor is arranged on one side of the arrangement device, the arrangement device comprises a support column, the interference of air flow to a sensor is effectively reduced by additionally arranging the interference suppressor on the basis of the existing multi-sensor arrangement device, a laser calibration device is arranged on a sensor clamping device to regulate the position between a plurality of sensors on the upper side and the lower side or on the left side and on the right side on a straight line, an opening of the laboratory equipment is blocked by expanding the interference suppressor, the influence of air flow disturbance caused by personnel walking and checking before the upper side on the sensors is effectively avoided, and whether the sensors are positioned on the same horizontal line or not is calibrated by utilizing laser rays, so that the sensors monitor the temperature and humidity on the same horizontal line, and the temperature and humidity calibration precision is effectively improved.
Description
Technical Field
The invention relates to the field of laboratory calibration equipment, in particular to a multi-sensor arrangement device for temperature and humidity detection calibration of laboratory equipment.
Background
Along with the continuous development of the technology in China, the technology in national defense is also continuously improved, in a certain production activity, in order to ensure the quality and the quality of the production, temperature and humidity detection equipment for environment is needed to detect unstable environmental factors in the production, and although a plurality of products are relatively high-end, the technology is advanced, but the equipment cannot be guaranteed to be used without generating problems. Therefore, the environmental suitability test of products is one of the necessary measures, and in order to ensure the successful completion of the tests, a large amount of environmental test equipment is required, but the environment and the climate are continuously changed, and the calibration is required to be carried out frequently, so that the equipment can meet the transition of the times and the progress of the technology.
In laboratory monitoring projects, different laboratories have requirements on temperature and humidity, most of experiments are developed in clear temperature and humidity environments, so that the environmental conditions of the laboratories directly influence the results of various experiments or detection, and accurate and reliable monitoring instruments are needed for each experiment to provide accurate environmental parameter data. In laboratory equipment, the temperature and humidity inside the laboratory equipment are not constant, so that calibration is needed.
At present, when the temperature and humidity calibration is carried out on laboratory equipment, a plurality of temperature sensors and humidity sensors are required to be arranged in an internal mode, and a multi-point distribution mode is adopted, so that a device is required to be arranged by means of a multi-sensor arrangement device, and the existing arrangement device has no regularity when being arranged because of more distribution points of the sensors, is extremely complicated, and is not easy to operate when a plurality of sensors are adjusted to keep the same horizontal line or vertical line, and the adjustment effect is difficult to reach the calibration requirement.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems existing in the prior art, the invention aims to provide a multi-sensor arrangement device for temperature and humidity detection calibration of laboratory equipment, wherein a interference blocker is additionally arranged on the basis of the existing multi-sensor arrangement device to effectively reduce the interference of air flow to sensors, a laser calibration device is arranged on a sensor clamping device to adjust the position between a plurality of sensors on the upper side, the lower side or the left side and the right side on a straight line, the interference blocker is unfolded to block an opening of the experimental equipment, the influence of air flow disturbance caused by walking and checking before the walking of a person on the sensors is effectively avoided, and whether the sensors are positioned on the same horizontal line or not is calibrated by utilizing laser rays, so that the temperature and humidity on the same horizontal line is conveniently monitored by the sensors, and the temperature and humidity calibration precision is effectively improved.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme.
The utility model provides a laboratory facilities temperature and humidity measurement calibration is with multisensor arrangement device, includes fixed connection's distributor and interference killing device, the interference killing device is located one side setting of distributor, the distributor includes the pillar, the bottom fixedly connected with fixed suction cup of pillar, the lateral wall of pillar leads to the activity hinge to have the multiunit to encircle the expansion arm that sets up, and through ball hinged joint between every a plurality of expansion arms of group, the outer end activity hinge has the sensor holder on the expansion arm, the sensor holder includes the pedestal, two standing grooves have been seted up to the lateral wall that the expansion arm was kept away from to the pedestal, and the both sides lateral wall of every standing groove all has splint through spring coupling, the interference killing device includes the casing, the inside of casing is connected with the spring spool that two symmetries set up through the spring reel rotation, and twines on the spring spool has the choke, the both sides of casing all are provided with the fixed plate with choke fixedly connected with, and fixedly connected with a pair of elasticity vaulting pole between the lateral wall of fixed plate and casing, the upper and lower both sides wall of fixed plate all rotates to be connected with the bull stick and the lateral wall of casing.
Further, a pair of calibration grooves are formed in the side walls around the sensor clamping seat, a laser line emitter is installed in one calibration groove, a partition plate is fixedly connected to the middle of the other calibration groove, a pair of light reflectors are fixedly connected to the bottom of the calibration groove, the partition plate is far away from the side walls of the laser line emitter and is fixedly connected with a light guide, the laser line emitter emits infrared rays to the other sensor clamping seat outwards, rays are emitted from the light guide through reflection if the two sensor clamping seats are located on the same straight line, two lines can be seen by staff, and only one line can be seen if the two sensor clamping seats are located on the same straight line.
Further, the bull stick is close to the one end fixedly connected with fixture block of casing, the slot that matches with the bull stick has been seted up to the lateral wall of casing, and the top intercommunication of slot have with fixture block joint, when needing to expand the choked flow membrane, rotate the bull stick and make the fixture block rotate out the draw-in groove to this makes fixture block and draw-in groove separation, can expand the choked flow membrane under the elasticity effect of elasticity vaulting pole like this, lets the bull stick inject in the slot and rotate the bull stick when packing up, lets fixture block and draw-in groove joint again.
Further, the inner wall of the fixed plate is inlaid with a bearing, and the rotating rod penetrates through the bearing and is fixedly connected with the rotating ring, so that the bearing plays a role in fixing the rotating rod and does not influence the rotation of the rotating rod.
Further, the positions of the laser line emitters and the light reflectors are exchanged, and a gap of 3-5 cm is left between the laser line emitters and the light reflectors, so that the laser line emitted from one sensor holder can be reflected from the light guide in the other sensor holder.
Further, a pair of light reflectors are located on two sides of the partition board and are distributed, the light refraction angles of the two light reflectors are 90 degrees, and the light reflectors reflect the laser line twice, so that the laser line is reflected back, and a worker can conveniently judge whether the two sensor holders are located on the same straight line.
Further, the outer end of the baffle is flush with the outer side of the alignment groove, the length of the baffle is smaller than the depth of the alignment groove, and the baffle is used for separating incoming light rays from reflected light rays.
Furthermore, the elastic supporting rod is made of high-elasticity materials, the elasticity of the elastic supporting rod is larger than that of the spring roll on the spring reel, and the choke film can be unfolded through the elasticity of the elastic supporting rod.
Furthermore, the flow blocking film is made of transparent materials, so that workers can observe the working condition of the internal sensor conveniently, and the width of the flow blocking film is larger than the height of the arranger, so that the sensor is covered completely, and the influence of air flow disturbance on the sensor is reduced.
Further, the bottom of casing and fixed sucking disc parallel and level is in order to avoid the gap that the bottom left is too big, and causes the influence of air current disturbance to the internal sensor.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) According to the scheme, the interference of air flow to the sensor is effectively reduced by adding the interference blocker on the basis of the existing multi-sensor arrangement device, the laser calibration device is arranged on the sensor clamping device to adjust the position between the upper sensor, the lower sensor and the left sensor and the right sensor to be positioned on a straight line, the interference blocker is unfolded to block the opening of experimental equipment, the influence of air flow disturbance to the sensor caused by walking and checking before the walking of people is effectively avoided, and the laser rays are utilized to calibrate whether the sensors are positioned on the same horizontal line or not, so that the temperature and humidity on the same horizontal plane layer are conveniently monitored by the sensors, and the temperature and humidity calibration precision is effectively improved.
(2) A pair of calibration grooves are formed in the side walls around the sensor clamping seat, a laser ray emitter is installed in one calibration groove, a partition plate is fixedly connected to the middle of the other calibration groove, a pair of light reflectors are fixedly connected to the bottom of the calibration groove, the partition plate is far away from the side walls of the laser ray emitter, the laser ray emitter emits infrared rays outwards to the other sensor clamping seat, rays are emitted from the light guide through reflection if the two sensor clamping seats are located on the same straight line, two lines can be seen by workers, and only one line can be seen if the two sensor clamping seats are located on the same straight line.
(3) The bull stick is close to the one end fixedly connected with fixture block of casing, and the slot that matches with the bull stick has been seted up to the lateral wall of casing, and the top intercommunication of slot have with fixture block joint, when needing to expand the choked flow membrane, rotate the bull stick and make the fixture block rotate out of the draw-in groove to this makes fixture block and draw-in groove separation, can expand the choked flow membrane under the elasticity effect of elasticity vaulting pole like this, lets the bull stick inject in the slot and rotate the bull stick when packing up, lets fixture block and draw-in groove joint again.
(4) The inner wall of fixed plate is inlayed and is had the bearing, and the bull stick runs through the bearing and rather than rotating ring fixed connection, and the bearing plays the effect of fixed bull stick to do not influence the rotation of bull stick.
(5) The positions of the opposite laser line emitters and the light reflectors are exchanged, and a gap of 3-5 cm is reserved between the laser line emitters and the light reflectors, so that the laser lines emitted from one sensor holder can be reflected back from the light guide in the other sensor holder.
(6) The pair of light reflectors are located on two sides of the partition board and are distributed, the light refraction angles of the two light reflectors are 90 degrees, and the light reflectors reflect the incident laser line twice, so that the laser line is reflected back, and a worker can conveniently judge whether the two sensor clamping seats are located on the same straight line.
(7) The outer end of baffle is parallel and level with the outside of alignment groove, and the length of baffle is less than the degree of depth of alignment groove, and the baffle is for entering light and reflection light separation.
(8) The elastic supporting rod is made of high-elasticity materials, the elasticity of the elastic supporting rod is larger than that of the spring coil on the spring reel, and the choke film can be unfolded through the elasticity of the elastic supporting rod.
(9) The choke film adopts transparent material, and the staff of being convenient for observes the behavior of inside sensor, and the width of choke film is greater than the height of arranging the ware, is in order to cover the sensor completely, reduces the influence of air current disturbance to the sensor.
(10) The bottom of casing and fixed sucking disc parallel and level is in order to avoid the gap that the bottom left too big, and causes the influence of air current disturbance to the internal sensor.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the working state of the present invention;
FIG. 3 is a schematic perspective view of a sensor holder according to the present invention;
FIG. 4 is a schematic cross-sectional view of a sensor holder according to the present invention;
FIG. 5 is a schematic diagram illustrating the operation of the sensor holder of the present invention;
FIG. 6 is a schematic front view of a disrupter according to the present invention;
FIG. 7 is a schematic view of a presently disclosed subject matter before and after deployment of a disrupter;
fig. 8 is a partial schematic view of the present invention.
The reference numerals in the drawings illustrate:
1 pillar, 2 fixed sucking disc, 3 movable arms, 4 ball hinges, 5 sensor holder, 501 pedestal, 502 standing groove, 503 splint, 6 laser line transmitter, 7 baffle, 8 light reflector, 9 light guide, 10 casing, 11 spring reel, 12 choke film, 13 fixed plate, 14 elastic stay bar, 15 bull stick, 16 fixture block, 17 slot, 18 draw-in groove, 19 bearing.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples:
referring to fig. 1-8, referring to fig. 1 and 2, the multi-sensor arrangement device for laboratory equipment temperature and humidity detection calibration comprises an arrangement device and a interference blocker which are fixedly connected, wherein the interference blocker is arranged on one side of the arrangement device, the arrangement device comprises a support column 1, the bottom of the support column 1 is fixedly connected with a fixed sucker 2, the side wall of the support column 1 is movably hinged with a plurality of groups of movable arms 3 which are arranged in a surrounding manner, each group of the plurality of movable arms 3 is connected through a ball hinge 4, and a sensor clamping seat 5 is movably hinged on the movable arm 3 at the outermost end;
referring to fig. 3, 4, 5, the sensor holder 5 includes a holder body 501, two placing grooves 502 are provided on the side wall of the holder body 501 far away from the movable arm 3, two side walls of each placing groove 502 are connected with clamping plates 503 through springs, a pair of alignment grooves are provided on the side walls around the sensor holder 5, a laser line emitter 6 is installed in one alignment groove, a partition 7 is fixedly connected in the middle of the other alignment groove, the outer end of the partition 7 is flush with the outer side of the alignment groove, the length of the partition 7 is smaller than the depth of the alignment groove, the partition 7 is used for separating incoming light and reflected light, the bottom of the alignment groove is fixedly connected with a pair of light reflectors 8, the positions of the opposite laser line emitters 6 and the light reflectors 8 are exchanged with each other, a gap of 3-5 cm is left between the laser line emitters 6 and the light reflectors 8, the device is used for reflecting laser rays emitted from one sensor holder 5 back from a light guide 9 in the other sensor holder 5, a pair of light reflectors 8 are arranged on two sides of a partition plate 7, the light refraction angles of the two light reflectors 8 are 90 degrees, the light reflectors 8 reflect the emitted laser rays twice, so that a worker can conveniently judge whether the two sensor holders 5 are positioned on the same straight line, the light guide 9 is fixedly connected to the side wall of the partition plate 7 far away from the laser ray emitter 6, the laser ray emitter 6 emits infrared rays outwards to the other sensor holder 5, if the two sensor holders 5 are positioned on the same straight line, the rays are emitted from the light guide 9 through reflection, the worker can see the two lines, if the two sensor holders 5 are not on the same straight line, only one line can be seen;
referring to fig. 6, 7 and 8, the interference suppressor comprises a housing 10, the bottom of the housing 10 is flush with a fixed suction cup 2, in order to avoid the influence of air flow disturbance on an internal sensor caused by overlarge gap left at the bottom, two symmetrically arranged spring reels 11 are connected in the housing 10 through spring reel rotation, a choke film 12 is wound on the spring reels 11, the choke film 12 is made of transparent materials, so that workers observe the working condition of the internal sensor, the width of the choke film 12 is larger than the height of the arranger, in order to cover the sensor completely, reduce the influence of air flow disturbance on the sensor, two sides of the housing 10 are provided with fixed plates 13 fixedly connected with the choke film 12, bearings 19 are inlaid on the inner walls of the fixed plates 13, rotating rods 15 penetrate through the bearings 19 and are fixedly connected with rotating rings of the rotating rods, the bearings 19 play a role of fixing the rotating rods 15, and the rotation of the rotating rods 15 is not influenced, a pair of elastic supporting rods 14 are fixedly connected between the fixed plate 13 and the side wall of the shell 10, the elastic supporting rods 14 are made of high-elasticity materials, the elasticity of the elastic supporting rods 14 is larger than that of a spring roll on the spring reel 11, the elastic force of the elastic supporting rods 14 enables the choke film 12 to be unfolded, the upper side wall and the lower side wall of the fixed plate 13 are rotationally connected with a rotating rod 15, the rotating rod 15 is clamped with the side wall of the shell 10, one end, close to the shell 10, of the rotating rod 15 is fixedly connected with a clamping block 16, a slot 17 matched with the rotating rod 15 is formed in the side wall of the shell 10, a clamping groove 18 clamped with the clamping block 16 is communicated above the slot 17, when the choke film 12 needs to be unfolded, the rotating rod 15 enables the clamping block 16 to rotate out of the clamping groove 18, so that the clamping block 16 can be separated from the clamping groove 18 under the elastic force of the elastic supporting rods 14, when the rotating rod 15 is folded, the rotating rod 15 is inserted into the slot 17 and rotated, the clamping block 16 is clamped with the clamping groove 18 again.
The working principle of the device is as follows: the temperature and humidity sensor is clamped in the placing groove 502, the points of each sensor clamping seat 5 are determined according to the distribution of detection points, so that the rotation angle of each movable arm 3 is bent, for the requirement that a plurality of sensor clamping seats 5 which are adjacent up and down or left and right are required to keep the same straight line, the laser line emitter 6 is opened to emit the laser line to the other sensor clamping seat 5, if the two sensor clamping seats 5 are positioned on the same straight line, the rays are reflected to be emitted from the light guide 9, a worker can see the two lines, if the two sensor clamping seats 5 are not positioned on the same straight line, only one line can be seen, after the arrangement device is adjusted, the arrangement device is placed at the inlet of experimental equipment, the interference blocker is outwards, the arrangement device is fixed at the bottom of the equipment through the fixed sucker 2, then the clamping block 16 is rotated out of the clamping groove 18 through the fixed sucker 15, the clamping block 16 is separated from the clamping groove 18 through the rotation of the rotating rod 15, and the choke film 12 can be unfolded under the elastic action of the elastic supporting rod 14.
The interference of air flow to the sensor is effectively reduced by adding the interference blocker on the basis of the existing multi-sensor arrangement device, the laser calibration device is arranged on the sensor clamping device to adjust the position between the upper sensor, the lower sensor and the left sensor and the right sensor to be positioned on a straight line, the interference blocker is unfolded to block the opening of experimental equipment, the influence of air flow disturbance to the sensor caused by walking and checking before the walking of people is effectively avoided, and the laser rays are utilized to calibrate whether the sensors are positioned on the same horizontal line or not, so that the temperature and the humidity on the same horizontal line are conveniently monitored by the sensors, and the temperature and humidity calibration precision is effectively improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present invention.
Claims (5)
1. Multi-sensor arrangement device for laboratory equipment temperature and humidity detection calibration comprises an arrangement device and a interference device which are fixedly connected, and is characterized in that: the device comprises a support column (1), wherein a fixed sucker (2) is fixedly connected to the bottom of the support column (1), a plurality of groups of movable arms (3) which are arranged in a surrounding mode are movably hinged to the side walls of the support column (1), the movable arms (3) of each group are connected through ball hinges (4), a sensor clamping seat (5) is movably hinged to the movable arm (3) at the outermost end, the sensor clamping seat (5) comprises a seat body (501), two placing grooves (502) are formed in the side walls of the seat body (501) far away from the movable arms (3), clamping plates (503) are connected to the side walls of the two sides of each placing groove (502) through springs, the device comprises a shell (10), two symmetrically arranged spring reels (11) are rotatably connected to the inside of the shell (10) through spring reels, a choke film (12) is wound on the spring reels (11), fixed plates (13) fixedly connected with the choke film (12) are arranged on two sides of the shell (10), two rotating rods (13) are fixedly connected to the side walls (15) of the shell (10), and two rotating rods (15) are fixedly connected to the side walls (15) of the shell;
a pair of calibration grooves are formed in the side walls of the periphery of the sensor clamping seat (5), a laser line emitter (6) is arranged in one calibration groove, a partition plate (7) is fixedly connected to the middle of the other calibration groove, a pair of light reflectors (8) are fixedly connected to the bottom of the calibration groove, and a light guide (9) is fixedly connected to the side wall, far away from the laser line emitter (6), of the partition plate (7); the laser line emitter (6) emits infrared rays outwards to the other sensor holder (5), rays are emitted from the light guide (9) after being reflected when the two sensor holders (5) are positioned on the same straight line, a worker can see the two lines, and only one line can be seen when the two sensor holders (5) are not positioned on the same straight line;
one end of the rotating rod (15) close to the shell (10) is fixedly connected with a clamping block (16), a slot (17) matched with the rotating rod (15) is formed in the side wall of the shell (10), and a clamping groove (18) clamped with the clamping block (16) is communicated above the slot (17);
the inner wall of the fixed plate (13) is embedded with a bearing (19), and the rotating rod (15) penetrates through the bearing (19) and is fixedly connected with the rotating ring;
the positions of the laser line emitters (6) and the light reflectors (8) which are opposite to each other are exchanged, and a gap of 3-5 cm is reserved between the laser line emitters (6) and the light reflectors (8);
the pair of light reflectors (8) are arranged on two sides of the partition plate (7), and the light refraction angles of the two light reflectors (8) are 90 degrees.
2. The multi-sensor arrangement for laboratory equipment temperature and humidity measurement calibration of claim 1, wherein: the outer end of the partition plate (7) is flush with the outer side of the calibration groove, and the length of the partition plate (7) is smaller than the depth of the calibration groove.
3. The multi-sensor arrangement for laboratory equipment temperature and humidity measurement calibration of claim 1, wherein: the elastic stay bar (14) is made of high-elasticity materials, and the elasticity of the elastic stay bar (14) is larger than that of the spring roll on the spring roll (11).
4. The multi-sensor arrangement for laboratory equipment temperature and humidity measurement calibration of claim 1, wherein: the choke film (12) is made of transparent materials, and the width of the choke film (12) is larger than the height of the arranger.
5. The multi-sensor arrangement for laboratory equipment temperature and humidity measurement calibration of claim 1, wherein: the bottom of the shell (10) is flush with the fixed sucker (2).
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| CN202111540442.1A CN114440964B (en) | 2021-12-16 | 2021-12-16 | Multi-sensor arrangement device for temperature and humidity detection calibration of laboratory equipment |
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| CN202111540442.1A CN114440964B (en) | 2021-12-16 | 2021-12-16 | Multi-sensor arrangement device for temperature and humidity detection calibration of laboratory equipment |
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| CN114440964B true CN114440964B (en) | 2024-01-09 |
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