A fully automatic infrared breast milk analyzer

Abstract

The invention discloses a fully automatic infrared breast milk analyzer, comprising a shell assembly, a rear cover assembly, a base assembly, a measuring assembly and a control assembly; the rear cover assembly is arranged at the rear end of the shell assembly; the measuring assembly and the control assembly are both installed on the base assembly, and the base assembly is arranged at the bottom end of the shell assembly; a cavity is opened in the shell assembly, and the measuring assembly and the control assembly are both located in the cavity; the measuring assembly is electrically connected to the control assembly; the invention has a simple structure, high integration, is easy to carry and use, reduces cross contamination, can monitor and analyze breast milk conveniently and quickly.

Description

Technical Field

[0001] The invention relates to the technical field of analytical instruments, and in particular to a full-automatic infrared breast milk analyzer. Background Art

[0002] Breast milk is the most natural, safest and most complete natural food for babies' growth. Therefore, most mothers still choose to breastfeed their babies rather than feed them with formula.

[0003] With the continuous development of science and technology, people pay more and more attention to their physical health. In particular, mothers take meticulous care of their babies. They use the best, non-toxic and harmless things without any additives for their babies, and they also pay great attention to their diet.

[0004] However, mothers do not know whether their breast milk can be used by babies and whether the nutritional elements in breast milk can meet the growth and development needs of babies. Therefore, it is urgent to provide an instrument that can analyze and test breast milk to meet the needs of mothers. Summary of the invention

[0005] The purpose of the present invention is to provide a fully automatic infrared breast milk analyzer to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following solutions:

[0007] A fully automatic infrared breast milk analyzer, comprising a housing component, a rear cover component, a base component, a measuring component and a control component;

[0008] The rear cover assembly is arranged at the rear end of the housing assembly;

[0009] The measuring component and the control component are both mounted on the base component, and the base component is arranged at the bottom end of the housing component;

[0010] A cavity is defined in the housing component, and the measuring component and the control component are both located in the cavity;

[0011] The measuring component is electrically connected to the control component;

[0012] The measuring assembly comprises a main core bottom plate and a first measuring movement shielding plate and a second measuring movement shielding plate arranged above the main core bottom plate;

[0013] Two micro switches and an electric slide rail assembly arranged along the length direction of the main core bottom plate are arranged above the main core bottom plate, and the electric slide rail assembly includes an electric guide rail and an electric slider that cooperate with each other;

[0014] The two micro switches are respectively located at two ends of the electric guide rail;

[0015] The electric slider is provided with a small black box frame, and the small black box frame is provided with a photocell, a photoelectric sensor, a light shield, an A4 circuit board and a tank chain;

[0016] One end of the tank chain is arranged on the small black box frame, and the other end of the tank chain is arranged on the main core bottom plate;

[0017] A plurality of support columns are also arranged above the main core bottom plate, and a measuring movement top plate is mounted on the plurality of support columns;

[0018] The main core bottom plate, the first measuring movement shielding plate, the second measuring movement shielding plate and the measuring movement top plate are integrated to form a box structure;

[0019] A through slot is provided on the top plate of the measuring movement, a colorimetric cup holder is provided in the through slot, and a film is provided on the colorimetric cup holder;

[0020] A positioning plate is provided at the bottom end of the top plate of the measuring movement;

[0021] The electric slide rail assembly is electrically connected to the control assembly.

[0022] Further, the base assembly includes a base, an industrial computer and an adapter;

[0023] The industrial computer and the adapter are both installed on the upper surface of the base.

[0024] Further, the control assembly includes a circuit part mounting board, a system control circuit board, a measurement control circuit board and a data acquisition circuit board;

[0025] The system control circuit board, the measurement control circuit board and the data acquisition circuit board are respectively arranged on the circuit part mounting board;

[0026] The circuit part mounting board is also provided with a switching power supply.

[0027] Further, the housing assembly includes a housing and a display screen;

[0028] The display screen is mounted on the housing via a display screen connection plate;

[0029] A host switch is arranged on the shell.

[0030] Further, the rear cover assembly comprises a rear cover, and a socket plate is mounted on the rear cover;

[0031] The socket board is provided with a USB interface, a network port, a grounding post and a three-in-one switch.

[0032] It can be seen from the above technical solution that, compared with the prior art, the beneficial effects of the present invention are:

[0033] The present invention has a simple structure, high integration, is easy to carry and use, reduces cross contamination, and can automatically monitor and analyze multiple breast milk samples at one time, which is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0035] Figure 1 This is an explosion diagram of a fully automatic infrared breast milk analyzer in an embodiment of the present invention;

[0036] Figure 2 This is a schematic diagram of the assembly of a fully automatic infrared breast milk analyzer in an embodiment of the present invention;

[0037] Figure 3 It is a structural schematic diagram of a base assembly in an embodiment of the present invention;

[0038] Figure 4 It is a schematic diagram of the structure of the measuring component in an embodiment of the present invention;

[0039] Figure 5 A schematic diagram of the structure of a control component in an embodiment of the present invention;

[0040] Figure 6 It is a structural schematic diagram of a housing assembly in an embodiment of the present invention;

[0041] Figure 7 Schematic diagram of the structure of the rear cover assembly in an embodiment of the present invention.

[0042] Description of reference numerals:

[0043] 1. Base assembly; 2. Measuring assembly; 3. Control assembly; 4. Shell assembly; 5. Back cover assembly; 6. Foot pad; 7. Base; 8. Support column; 9. Industrial computer fixing plate; 10. Industrial computer; 11. Adapter; 12. Adapter cover; 13. Main core bottom plate; 14. Micro switch; 15. Micro switch fixing seat; 16. Driven wheel; 17. Optical wheel shaft; 18. Synchronous belt; 19. Electric slide rail assembly; 20. Synchronous belt pressing piece; 21. Slider connecting block; 22. Shock-absorbing screw; 23. Driving wheel; 24. First measuring movement shielding plate; 25. Motor fixing seat; 26. Stepper motor; 27. Photocell pressing piece; 28. Photocell; 29. Through-beam photoelectric sensor; 30. Black box stand; 31. Light shield; 32. Support column; 33. Positioning plate; 34. Top plate of measuring movement; 35. Colorimetric cup stand; 36. Film; 37. A4 circuit board; 38. Tank chain; 39. Second measuring movement baffle; 40. Circuit part mounting plate; 41. System control circuit board; 42. Measurement control circuit board; 43. Switching power supply; 44. Data acquisition circuit board; 45. Host switch; 46. Housing; 47. Display screen; 48. Display screen connection board; 49. USB interface; 50. Network port; 51. Socket board; 52. Grounding column; 53. Three-in-one switch; 54. Back cover. DETAILED DESCRIPTION

[0044] The specific implementation of the present invention is further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0045] In the description of the present application, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0046] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, unless otherwise specified, "plurality" means two or more.

[0047] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0048] In order to better understand the purpose, structure and function of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings.

[0049] Embodiment 1

[0050] See also Figure 1-2 As shown, the fully automatic infrared breast milk analyzer of this embodiment includes a housing component 4, a rear cover component 5 buckled at the rear end of the housing component, a base component 1 buckled at the bottom of the housing component 4, and a measuring component 2 and a control component 3 arranged on the base component 1;

[0051] Specifically, the rear cover assembly 5 is arranged at the rear end of the shell assembly 4; the measuring assembly 2 and the control assembly 3 are both installed on the base assembly 1, and the base assembly 1 is arranged at the bottom end of the shell assembly 4; a cavity is opened in the shell assembly 4, and the measuring assembly 2 and the control assembly 3 are both located in the cavity; the measuring assembly 2 is electrically connected to the control assembly 3.

[0052] Among them, the measuring component 2 is used to detect and analyze breast milk; the control component 3 is used to control, detect and transmit data to the internal components of the fully automatic infrared breast milk analyzer; the shell component 4 is used to control the measurement process of the fully automatic infrared breast milk analyzer; the back cover component 5 is used to control the data transmission between the fully automatic infrared breast milk analyzer and external devices; the base component 1 is used to support the fully automatic infrared breast milk analyzer.

[0053] See also Figure 3 As shown, the base assembly 1 of this embodiment is described, including a base 7, an industrial computer 10 and an adapter 11;

[0054] The industrial computer 10 and the adapter 11 are both mounted on the upper surface of the base 7 .

[0055] More specifically, the base assembly 1 is further optimized, see Figure 3 As shown, the base assembly 1 is composed of a foot 6, a base 7, a support column 8, an industrial computer fixing plate 9, an industrial computer 10, an adapter 11, and an adapter cover 12.

[0056] The foot 6 is fixed to the base 7 with a cross round head screw to support and protect the base 7; the support column 8 is fixed to the base 7 with a cross round head screw to support the control component 3; the industrial computer fixing plate 9 and the industrial computer 10 are first fixed together with a cross round head screw, and then fixed to the base 7 with a cross round head screw; the adapter 11 is first inserted into the adapter cover 12, and then fixed to the base 7 with a cross round head screw.

[0057] See also Figure 4 As shown, the measuring assembly 2 of this embodiment is described, including a main core bottom plate 13 and a first measuring movement shielding plate 24 and a second measuring movement shielding plate 39 arranged above the main core bottom plate 13;

[0058] Two micro switches 14 and an electric slide rail assembly 19 arranged along the length direction of the main core bottom plate 13 are arranged above the main core bottom plate 13. The electric slide rail assembly 19 includes an electric guide rail and an electric slider that cooperate with each other.

[0059] Two micro switches 14 are respectively located at the two ends of the electric guide rail;

[0060] A small black box frame 30 is arranged on the electric slide, and a photocell 28, a photoelectric sensor 29, a light shield 31, an A4 circuit board 37 and a tank chain 38 are arranged on the small black box;

[0061] One end of the tank chain 38 is arranged on the small black box frame 30, and the other end of the tank chain 38 is arranged on the main core bottom plate 13;

[0062] A plurality of support columns 32 are also provided above the main core bottom plate 13, and a measuring core top plate 34 is mounted on the plurality of support columns 32;

[0063] The main core bottom plate 13, the first measuring movement shielding plate 24, the second measuring movement shielding plate 39 and the measuring movement top plate 34 are integrated to form a box structure;

[0064] A through slot is provided on the top plate 34 of the measuring movement, a colorimetric cup holder 35 is provided in the through slot, and a film 36 is provided on the colorimetric cup holder 35;

[0065] A positioning plate 33 is provided at the bottom end of the measuring movement top plate 36;

[0066] The electric slide rail assembly 19 is electrically connected to the control assembly 3 .

[0067] More specifically, for further optimization of measurement component 2, see Figure 4As shown, the measuring assembly 2 is composed of a main core bottom plate 13, a micro switch 14, a micro switch fixing seat 15, an electric slide rail assembly 19, a first measuring movement baffle 24, a photocell pressing sheet 27, a photocell 28, a through-beam photoelectric sensor 29, a small black box frame 30, a light shield 31, a support column 32, a positioning plate 33, a measuring movement top plate 34, a colorimetric cup frame 35, a film 36, an A4 circuit board 37, a tank chain 38, and a second measuring movement baffle 39.

[0068] The electric slide rail assembly 19 and the micro switch fixing seat 15 are fixed to the main core bottom plate 13 respectively with cross round head screws, and the micro switch 14 is fixed to the micro switch fixing seat 15 with a cross round head screw; the photocell 28 is inserted into the small black box frame 30 and pressed by the photocell pressing piece 27, and fixed to the small black box frame 30 with a cross round head screw; the through-beam photoelectric sensor 29 is fixed to the small black box frame 30 with a copper column and a cross round head screw, and then the light shield 31 is fixed to the small black box frame 30 with a cross round head screw; the A4 circuit board is fixed to the small black box frame 30 with a copper column, and the tank chain 38 is fixed to the small black box frame 30 and the main core bottom plate 13 respectively with a cross flat head screw; the electric slide rail assembly and the control The control component 3 is electrically connected, and the electric slider drives the small black box frame 30 to move forward and backward in a straight line to ensure that the measuring holes are accurately aligned; the support column 32 is fixed to the main core bottom plate 13 with a cross round head screw; the positioning plate 33 and the colorimetric cup holder 35 are fixed to the measuring movement top plate 34 with a cross flat head screw, and the film 36 is pasted on the colorimetric cup holder 35. The colorimetric cup holder 35 contains ten measuring holes and can measure ten groups of data at a time, thereby improving the detection efficiency; the measuring movement top plate 34 is fixed to the support column 32 with a cross flat head screw; the first measuring movement baffle plate 24 and the second measuring movement baffle plate 39 are connected and fixed to the measuring movement top plate 34 with a cross flat head screw, and the main core bottom plate 13 is made of aluminum.

[0069] See also Figure 5 As shown, the control assembly 3 of this embodiment is described, including a circuit part mounting board 40, a system control circuit board 41, a measurement control circuit board 42 and a data acquisition circuit board 44;

[0070] The system control circuit board 41, the measurement control circuit board 42 and the data acquisition circuit board 44 are respectively arranged on the circuit part mounting board 40, and the system control circuit board 41, the measurement control circuit board 42 and the data acquisition circuit board 44 cooperate with each other to control, detect and transmit data to various internal components of the full-automatic infrared breast milk analyzer;

[0071] The circuit part mounting board 40 is also provided with a switching power supply 43, and the switching power supply 43 is used to realize internal power input.

[0072] Specifically, the system control circuit board 41, the measurement control circuit board 42, and the data acquisition circuit board 43 are respectively fixed to the circuit part mounting plate 40 with copper columns and cross round head screws to realize various actions, detection and data transmission of the internal components of the control device; the switching power supply 43 is fixed to the circuit part mounting plate 40 with cross round head screws to realize internal power input.

[0073] See also Figure 6 As shown, the housing assembly 4 of this embodiment is described, including a housing 46 and a display screen 47;

[0074] The display screen 47 is mounted on the housing 46 via a display screen connection plate 48;

[0075] The housing 46 is provided with a host switch 45, which is used to control the on and off of the industrial computer 10;

[0076] The display screen 47 is used to control the measurement process of the full-automatic infrared breast milk analyzer.

[0077] Specifically, the host switch 45 is fixed to the shell 46 with its own nut to control the on and off of the industrial computer 10; the display screen 47 is installed into the frame of the shell 46 from the front of the shell 46, and the display screen connecting plate 48 is installed inside the shell 46 and fixed with three combination screws and nuts. The display screen 47 is used in conjunction with the software to control the measurement process of the instrument.

[0078] See also Figure 7 As shown, the rear cover assembly 5 of this embodiment is described, including a rear cover 54, on which a socket plate 51 is mounted;

[0079] The socket board 51 is provided with a USB interface 49, a network port 50, a grounding post 52 and a three-in-one switch 53;

[0080] The USB interface 49 is used for data transmission between the fully automatic infrared breast milk analyzer and external devices;

[0081] Network port 50 is used to achieve network connection;

[0082] The three-in-one switch 53 is used to control the main power switch of the full-automatic infrared breast milk analyzer.

[0083] Specifically, the USB interface 49 is fixed to the socket board 51 with a cross round head screw to connect the data transmission inside and outside the device; the network port 50 is fixed to the socket board 51 with a cross round head screw to realize the network connection; the grounding column 52 is fixed to the socket board 51 with a built-in nut to provide leakage grounding protection for the equipment; the three-in-one switch 53 is fixed to the socket board 51 with a cross flat head screw to control the power switch; the socket board 51 is fixed to the back cover 54 with a cross round head screw.

[0084] Embodiment 2

[0085] The difference between this embodiment and the first embodiment is that this embodiment does not use the electric slide rail assembly 19 to drive the front and rear linear motion of the small black box rack 30, but replaces the electric slide rail assembly 19 with a non-electric slide rail assembly, the slide rail assembly includes a guide rail and a slider, and the slider of the slide rail assembly is driven to move by a driving assembly.

[0086] For details, see Figure 4 As shown, the structure of the drive component is as follows Figure 4 As shown, the driven wheel 16, the driving wheel 23 and the synchronous belt 18 sleeved between the driven wheel 16 and the driving wheel 23 are rotated on the main core bottom plate 13;

[0087] The driven wheel 16 and the driving wheel 23 are respectively located at the two ends of the guide rail;

[0088] The synchronous belt 18 is connected with a synchronous belt pressing plate 20, and the synchronous belt pressing plate 20 is connected with a slider;

[0089] A stepper motor 26 is also provided on the main core bottom plate 13 , and the stepper motor 26 is used to drive the driving wheel 23 to rotate.

[0090] Further optimize the structure of the drive components, such as Figure 4 As shown, the slider of the slide rail assembly is fixed with a cross flat head screw to the slider connecting block 21;

[0091] The driving assembly is composed of a measuring assembly 2, which is composed of a driven wheel 16, a light wheel shaft 17, a synchronous belt 18, a synchronous belt pressing plate 20, a shock-absorbing screw 22, a driving wheel 23, a motor fixing seat 25, and a stepping motor 26.

[0092] The shock-absorbing screw 22 is screwed into the thread hole of the main core bottom plate 13 and fixed, the stepper motor 26 is connected and fixed to the motor fixing seat 25 with a cross round head screw, the driving wheel 23 is inserted into the shaft head of the stepper motor 26, and fastened with a built-in set screw; the driven wheel 16 is inserted into the smooth wheel shaft 17, and then fixed on the main core bottom plate 13, and then the motor fixing seat 25 is pre-fixed on the shock-absorbing screw 22 with a three-combination screw; the synchronous belt pressing piece 20 is fixed to the synchronous belt 18 with a cross round head screw, the synchronous belt 18 is inserted into the driving wheel 23 and the driven wheel 16, the synchronous belt 18 is tightened, and finally the motor fixing seat 25 is connected and fastened with the shock-absorbing screw 22 with a three-combination screw; the synchronous belt pressing piece 20 is fixed to the slider connecting block 21 with a cross round head screw, and the stepper motor 26 drives the slider movement of the slide rail assembly 19 through the synchronous belt 18, which is used to realize the front and rear linear motion of the small black box frame 30 to ensure the precise alignment of the measurement hole position.

[0093] The present invention is described as follows:

[0094] The industrial computer 10 is connected to an AC220V to DC12 power adapter 11, the input end of the power adapter 11 is connected to a three-in-one switch to introduce AC220V; the output end of the power adapter 11 outputs DC12V to connect to the industrial computer 10; the VGA interface of the industrial computer 10 is connected to the display screen 47 via a VGA cable; the RS232 port of the industrial computer 10 is connected to the system control circuit board 41 via a signal line.

[0095] The system control circuit board 41 communicates with the industrial computer 10, receives signals and executes corresponding actions, and uploads measurement data; communicates with the measurement control circuit board 42, sends measurement instructions to the measurement control circuit board 42 and receives measurement data; controls the operation of the electric slide rail assembly 19 (or the stepper motor 26); monitors the signals of the micro switch 14 and the photoelectric sensor 29, and locates the measurement hole position;

[0096] The serial port of the system control circuit board 41 is connected to the serial port of the measurement control circuit board 42 through a signal line; it is connected to the micro switch 14, the photoelectric sensor 29, and the electric slide rail assembly 19 (or the stepper motor 26) through the signal line to process the running position of the small black box rack 30.

[0097] The measurement control circuit board 42 is connected to the data acquisition circuit board 44 via a signal line to control the data acquisition work of the data acquisition circuit board 44 .

[0098] The data acquisition circuit board 44 is connected to the measurement control circuit board 42 through a signal line to perform measurement work and transmit measurement data; and is connected to the A4 circuit board 37 through a signal line to enable or disable infrared measurement and receive the analog signal returned by the infrared measurement.

[0099] The operation process of this equipment:

[0100] After the device is powered on for the first time, the three-in-one switch 53 is closed, and the industrial computer 10 starts automatically by default, without pressing the host switch 45 (if the device is turned off by the host switch 45, it can be turned on directly by the host switch 45 next time);

[0101] Open the software of the product (also called the host computer); enter the measurement interface;

[0102] After the measurement starts, the slider carrying the infrared measuring device (A4 circuit board 37) moves to the measuring hole where the breast milk sample is placed, and the infrared measurement starts. The analog signal after the measurement is converted into a digital signal through the data acquisition circuit board 44 and transmitted to the measurement control circuit board 42. The system control circuit board 41 uploads the data to the upper computer software through the RS232 data line, and the measurement result can be displayed on the software.

[0103] This article uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A fully automatic infrared breast milk analyzer, characterized in that: It includes a housing assembly, a rear cover assembly, a base assembly, a measuring assembly and a control assembly; The rear cover assembly is arranged at the rear end of the housing assembly; The measuring component and the control component are both mounted on the base component, and the base component is arranged at the bottom end of the housing component; A cavity is defined in the housing component, and the measuring component and the control component are both located in the cavity; The measuring component is electrically connected to the control component; The measuring assembly comprises a main core bottom plate and a first measuring movement shielding plate and a second measuring movement shielding plate arranged above the main core bottom plate; Two micro switches and an electric slide rail assembly arranged along the length direction of the main core bottom plate are arranged above the main core bottom plate, and the electric slide rail assembly includes an electric guide rail and an electric slider that cooperate with each other; The two micro switches are respectively located at two ends of the electric guide rail; The electric slider is provided with a small black box frame, and the small black box frame is provided with a photocell, a photoelectric sensor, a light shield, an A4 circuit board and a tank chain; One end of the tank chain is arranged on the small black box frame, and the other end of the tank chain is arranged on the main core bottom plate; A plurality of support columns are also arranged above the main core bottom plate, and a measuring movement top plate is mounted on the plurality of support columns; The main core bottom plate, the first measuring movement shielding plate, the second measuring movement shielding plate and the measuring movement top plate are integrated to form a box structure; A through slot is provided on the top plate of the measuring movement, a colorimetric cup holder is provided in the through slot, and a film is provided on the colorimetric cup holder; A positioning plate is provided at the bottom end of the top plate of the measuring movement; The electric slide rail assembly is electrically connected to the control assembly; The base assembly includes a base, an industrial computer and an adapter; The industrial computer and the adapter are both mounted on the upper surface of the base; The control assembly includes a circuit part mounting board, a system control circuit board, a measurement control circuit board and a data acquisition circuit board; The system control circuit board, the measurement control circuit board and the data acquisition circuit board are respectively arranged on the circuit part mounting board; The circuit part mounting board is also provided with a switching power supply; The housing assembly comprises a housing and a display screen; The display screen is mounted on the housing via a display screen connection plate; A host switch is arranged on the housing; The rear cover assembly comprises a rear cover, on which a socket plate is mounted; The socket board is provided with a USB interface, a network port, a grounding post and a three-in-one switch; The system control circuit board communicates with the industrial computer, receives signals and executes corresponding actions, and uploads measurement data; communicates with the measurement control circuit board, sends measurement instructions to the measurement control circuit board and receives measurement data; controls the operation of the electric slide assembly; monitors the signals of the micro switch and the through-beam photoelectric sensor, and locates the position of the measurement hole; the serial port of the system control circuit board is connected to the serial port of the measurement control circuit board through a signal line; connects to the micro switch, through-beam photoelectric sensor, and electric slide assembly through a signal line to process the running position of the small black box rack; The measurement control circuit board is connected to the data acquisition circuit board through a signal line to control the data acquisition work of the data acquisition circuit board; The data acquisition circuit board is connected to the measurement control circuit board through a signal line to perform measurement work and transmit measurement data; and is connected to the A4 circuit board through a signal line to receive the analog signal returned by the infrared measurement.

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