Full-automatic occupational health detection analyzer

Abstract

The utility model provides a full-automatic occupational health detection analyzer which comprises a three-axis mechanical platform, a water bath heat preservation device, a sampling pipe, a cleaning device, a sampling peristaltic pump, a liquid adding device, a cleaning water pump, a sample pipe, a shell and a supporting pad which are arranged on an analyzer rack, and the analyzer rack is provided with a multi-wavelength photometer for multi-substance detection; the water bath heat preservation device is provided with a heat preservation box used for containing sample tubes, a base plate is arranged in the heat preservation box, a plurality of tube containing grooves are formed in the base plate in a rectangular arrangement mode, a heating plate is arranged between the base plate and the heat preservation box, a lining plate is further embedded in the heat preservation box, and a liquid inlet and a liquid outlet are formed in the bottom of the heat preservation box. A plurality of sliding rails are further arranged at the bottom of the heat preservation box, and a connecting plate is arranged on one side, close to the sliding direction of the sliding rails, of the heat preservation box. According to the continuous flow detection device, the labor intensity of workers is relieved, the detection efficiency is improved, errors caused by manual operation are avoided, the consistency of detection results is improved, and continuous flow detection of various substances is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field, in particular to a full-automatic occupational health detection and analysis instrument. Background Art

[0002] Hexavalent chromium, sulfur dioxide and other substances are common pollutants in industrial production processes. These pollutants are harmful to human health and the ecological environment. By regularly monitoring the environment around the factory, we can always understand the content of related pollutants and deal with the problem of excessive pollutants in a timely manner. However, the existing detection technology for these pollutants is too cumbersome, and many types of detection instruments are required, and there are many repeated experimental steps. It is easy to make mistakes and cause deviations in the test results, resulting in the final result being inconsistent with the actual situation, leading to misjudgment by the test personnel; therefore, there is a need for an analyzer that can automatically perform occupational health testing on multiple substances. Utility Model Content

[0003] The utility model provides a full-automatic occupational health detection and analysis instrument, which can effectively solve the above problems.

[0004] The utility model is achieved in this way:

[0005] The utility model provides a full-automatic occupational health detection analyzer, comprising: a three-axis mechanical platform arranged on an analyzer frame, a water bath insulation device, a sampling tube, a cleaning device, a sampling peristaltic pump, a liquid adding device, a cleaning water pump, a sample tube, a shell and a support pad, wherein the analyzer frame is provided with a multi-wavelength photometer for multi-substance detection; the water bath insulation device is provided with an insulation box for placing the sample tube, a base plate is arranged in the insulation box, a plurality of tube placement grooves are arranged in a rectangular pattern on the base plate, a heating plate is arranged between the base plate and the insulation box, an inner lining plate is also embedded in the insulation box, a liquid inlet and a liquid discharge port are provided at the bottom of the insulation box, a plurality of slide rails are also provided at the bottom of the insulation box, and a connecting plate is provided on one side of the insulation box close to the sliding direction of the slide rails.

[0006] As a further improvement, the water bath insulation device is provided with a storage rack on a side away from the slide rail, and the water bath insulation device is provided with a limit plate on the other side relative to the connecting plate, and the limit plate is fixedly arranged on the analyzer frame.

[0007] As a further improvement, the connecting plate is provided with a buffer mechanism near the slide rail.

[0008] As a further improvement, the three-axis mechanical platform includes: an X-axis moving track, a Y-axis moving track and a Z-axis moving track, and the X-axis moving track, the Y-axis moving track and the Z-axis moving track are all provided with displacement sensors.

[0009] As a further improvement, the housing is provided with a shell and a shell cover, and the shell cover is rotatably arranged on the shell through a hinge.

[0010] As a further improvement, the shell is provided with heat dissipation holes for heat dissipation of the analyzer, and the shell is provided with a lock hole on one side relative to the hinge between the shell and the shell cover.

[0011] As a further improvement, the shell cover is provided with a lock hook matched with the lock hole at a position corresponding to the lock hole, and the shell cover is hingedly provided with an auxiliary rod at a position close to the hinge.

[0012] The beneficial effects of the utility model are:

[0013] The utility model can realize automatic detection of multiple sample tubes by arranging a three-axis mechanical platform and a water bath insulation device. The three-axis mechanical platform can accurately control the sampling tubes, and multiple tube placement slots are arranged on the water bath insulation device to realize simultaneous detection of multiple samples, thereby improving the working efficiency of the analyzer, reducing the work intensity of the experimenter, and reducing the risk of misjudgment due to human operating errors; by arranging a cleaning device, automatic cleaning of the sampling tubes is realized to ensure the cleanliness of the sampling tubes, and avoid cross contamination of the sample tubes, which causes distortion of the detection data; by arranging a water bath insulation device, automatic control of the temperature of the sample tubes is realized, and the influence of human factors on the detection data is reduced. The water bath insulation device is set to be a pull-out device. The style is convenient for taking out and placing sample tubes, and reduces the contact with the devices in the instrument; the liquid adding device is provided to realize automatic addition of reagent liquid, and can realize accurate control of the reagent liquid dosage and consistency of the added dosage in each sample tube; by arranging a rotating plate on the liquid adding device, the reagent liquid in the reagent tube can be fully extracted, and the waste of reagent liquid can be reduced; the sampling peristaltic pump can realize automatic stirring sampling action during sampling; by setting a multi-wavelength photometer, the detection wavelength of different samples can be automatically switched, and continuous multi-batch detection can be realized, thereby improving the detection efficiency and accuracy and reducing the possibility of misjudgment. The analyzer shell adopts a split design, and the cooperation of the lock hole and the lock hook can realize rapid troubleshooting and maintenance of the analyzer. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1The utility model is a schematic diagram of the overall structure of a fully automatic occupational hygiene detection and analysis instrument.

[0016] Figure 2 The utility model is a schematic cross-sectional view of the overall structure of a fully automatic occupational hygiene detection and analysis instrument.

[0017] Figure 3 The utility model is a schematic diagram of the internal overall structure of a fully automatic occupational hygiene detection and analysis instrument.

[0018] Figure 4 The utility model is a schematic diagram of a three-axis mechanical platform structure of a fully automatic occupational hygiene detection and analysis instrument.

[0019] Figure 5 The utility model is a schematic cross-sectional view of the shell structure of a fully automatic occupational hygiene detection and analysis instrument.

[0020] Figure 6 The utility model is a schematic diagram of the structure of a water bath heat preservation device of a fully automatic occupational hygiene detection and analysis instrument viewed from above.

[0021] Figure 7 The utility model is a schematic diagram of a top view of a water bath heat preservation device structure of a fully automatic occupational hygiene detection and analysis instrument.

[0022] Figure 8 The utility model is a schematic cross-sectional view of the structure of a water bath heat preservation device of a full-automatic occupational hygiene detection and analysis instrument.

[0023] In the figure: 1-three-axis mechanical platform, 11-X-axis moving track, 12-Y-axis moving track, 13-Z-axis moving track, 14-displacement sensor, 2-water bath insulation device, 21-insulation box, 211-liquid inlet, 212-liquid outlet, 213-base plate, 214-lining plate, 215-heating plate, 22-shelf, 23-limiting plate, 24-connecting plate, 25-slide rail, 26-buffer Mechanism, 261-buffer block, 3-sampling tube, 4-cleaning device, 5-sampling peristaltic pump, 6-liquid adding device, 7-cleaning water pump, 8-multi-wavelength photometer, 9-sample tube, 10-housing, 101-shell, 1011-heat dissipation hole, 1012-lock hole, 1013-start button, 102-shell cover, 1021-lock hook, 1022-auxiliary rod, 1023-touch screen, 15-support pad. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0025] In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0026] Reference Figure 1-8 As shown, a fully automatic occupational health detection and analysis instrument comprises: a three-axis mechanical platform 1, a water bath insulation device 2, a sampling tube 3, a cleaning device 4, a sampling peristaltic pump 5, a liquid adding device 6, a cleaning water pump 7, a multi-wavelength photometer 8, a sample tube 9, a housing 10 and a support pad 15.

[0027] A three-axis mechanical platform 1 is arranged in the analyzer frame, and the three-axis mechanical platform 1 includes: an X-axis moving track 11, a Y-axis moving track 12 and a Z-axis moving track 13; the X-axis moving track 11 includes: a first sliding rod, a first track, a first slider and a first motor, the first sliding rod is sleeved with a first slider, the first slider is slidably arranged on the first track, the first sliding rod and the first track are respectively mounted on the analyzer frame, the first sliding rod is connected to the first motor through a coupling, a cable protection drag chain is arranged on the X-axis moving track 11, and a displacement sensor 14 is also arranged on the first slider for fixing the moving range of the first slider, and the first slider is provided with a Y-axis moving track 12 which is perpendicular to the first sliding rod and extends outward parallel to the water bath insulation device 2. The Y-axis moving track 12 includes: a second sliding rod, a second slider, a second track and a second motor. The second track is fixedly arranged on the first slider. The second slider is sleeved on the second sliding rod. The second sliding rod is connected to the second motor through a coupling. An auxiliary bracket is arranged at the end of the second track away from the second motor, so that the Y-axis moving track 12 can run more smoothly. A cable protection drag chain is arranged on the Y-axis moving track 12. A displacement sensor 14 is also arranged on the second slider for fixing the moving range of the second slider. A Z-axis moving track 13 is arranged on the second slider perpendicular to the direction of the water bath insulation device 2. The Z-axis moving track 13 includes: a third sliding rod, a third slider, a third track and a third motor. The third track is fixedly set on the second slider. The third slider is sleeved on the third sliding rod. The third sliding rod is provided with a third motor through a coupling at the end away from the second slider. The third motor is used to control the movement of the third slider. The third slider 132 is provided with a space for connecting the sampling tube 3 so that the sampling tube 3 is fixedly connected to the third slider. The third slider is also provided with a displacement sensor 14 for fixing the moving range of the third slider. The sampling tube 3 is provided with a liquid filling port and a sampling port. The liquid filling port is connected to the liquid filling device 6 through a pipeline, and the sampling port is connected to the sampling peristaltic pump 5 through a pipeline.

[0028] Furthermore, a water bath insulation device 2 is arranged at the bottom of the analyzer frame in the area enclosed by the three-axis mechanical platform, and the water bath insulation device 2 comprises: an insulation box 21, a storage rack 22, a limit plate 23, a connecting plate 24, a slide rail 25 and a buffer mechanism 26; a plurality of groups of slide rails 25 are fixedly arranged at the bottom of the insulation box 21, and the slide rails 25 are arranged at the bottom of the analyzer frame to realize the pull-out function of the insulation box 21, and a liquid inlet 211 and a liquid outlet 212 are provided at the bottom of the insulation box 21, and the liquid inlet 211 is connected to a water inlet device through a pipeline, and the liquid outlet 212 is connected to a waste liquid pool through a pipeline, and a base plate 213 is arranged in the insulation box 21. The base plate 213 is rectangularly arranged with a plurality of tube placement grooves for placing sample tubes 9. A heating plate 215 is arranged between the base plate 213 and the insulation box 21. The heating plate 215 is used to heat the sample tubes 9. An inner lining plate 214 is also embedded in the insulation box 21. A storage rack 22 is arranged on the side of the insulation box 21 away from the slide rail 25. The storage rack 22 and the inner lining plate 214 are provided with corresponding through holes at the positions corresponding to the tube placement grooves on the base plate 213. The storage rack 22 and the inner lining plate 214 are used to provide support for the sample tubes 9 to prevent the sample tubes 9 from shaking when the analyzer is working, causing the sample tubes 9 to fall over and cause sample leakage. Clean water is added into the insulation box 21 through the liquid inlet 211, and the water is heated by the heating plate 215 to achieve the effect of water bath insulation. The discharge port 212 is connected to a water valve. When the drainage operation is performed, the water valve is opened to discharge the water in the insulation box 21. The water bath insulation device 2 is also connected to a Peltier bidirectional temperature control device for controlling the water temperature in the insulation box 21 so that the reaction of the substance in the sample tube 9 is at an optimal temperature.

[0029] Furthermore, the incubator 21 is provided with a connecting plate 24 on one side close to the sliding direction of the slide rail 25, and the incubator 21 is driven to move on the slide rail 25 by the connecting plate 24. The incubator 21 is provided with a limiting plate 23 on the other side relative to the connecting plate 24, which is used to block the movement of the incubator 21. The limiting plate 23 is fixedly arranged on the analyzer frame; the connecting plate 24 is provided with a buffer mechanism 26 near the slide rail 25, and the buffer mechanism 26 includes a buffer block 261 and a buffer member, and the buffer block 261 is fixedly arranged on the analyzer frame. On the base of the instrument frame, the buffer is arranged at the position of the connecting plate 24 corresponding to the buffer block 261. The buffer can be composed of a plurality of groups of rods or plates slidably spliced ​​together to realize the retractability of the buffer. Through the expansion and contraction of the buffer, the impact of the connecting plate 24 on the analyzer housing 10 is reduced, thereby preventing the insulation box 21 from being pushed in with excessive force, causing the sample in the sample tube 9 to leak. In this embodiment, the buffer block 261 is preferably set as a magnet block, and the buffer is made of magnetic material. The connecting plate 24 and the housing 10 are made to fit more closely by magnetic attraction.

[0030] Furthermore, the limiting plate 23 is provided with a space for accommodating the cleaning device 4, and the cleaning device 4 is fixedly connected to the analyzer frame through an angle code. The cleaning device 4 is provided with a plurality of cleaning chambers to ensure that the residual liquid inside the sampling tube 3 can be cleaned during the cleaning process to avoid cross contamination. A liquid inlet channel is provided at the bottom of each cleaning chamber, and cleaning water is added to the cleaning chamber through the liquid inlet channel, and then the waste water is discharged through the liquid inlet channel. In this embodiment, three cleaning chambers are preferably provided, and the three cleaning chambers respectively assume the functions of draining, cleaning and purifying water. The drain chamber is used for discharging waste liquid, the cleaning chamber is used for cleaning the outside of the sampling tube 3, and the water purification chamber is used for cleaning the inside of the sampling tube 3; the three cleaning chambers can meet the cleaning and working requirements of the sampling tube 3 and avoid cross contamination between sample tests.

[0031] Furthermore, the analyzer frame is provided with a sampling peristaltic pump 5, a liquid adding device 6, a cleaning water pump 7, and a multi-wavelength photometer 8 on one side away from the water bath insulation device 2. The liquid adding device 6 comprises: a liquid outlet, a rotating plate, a fixed plate, and a motor. The liquid adding device 6 is fixed to the analyzer frame through the fixed plate, and the other end of the fixed plate is rotatably connected to the rotating plate through a rotating member, and the rotation angle between the rotating plate and the fixed plate ranges from 0 to 15 degrees. The other end of the rotating plate is provided with a liquid outlet, and a space for placing the detection reagent is formed between the rotating plate and the fixed plate. By adjusting the rotating plate, the liquid outlet can better extract the reagent solution, thereby reducing the waste of the reagent solution. A motor is fixedly connected to the other side of the fixed plate where it is connected to the analyzer frame. The motor is used to adjust the rotation angle of the rotating plate. The liquid adding device 6 is connected to the sampling tube 3 through a pipeline. During detection, the liquid adding device 6 transports the detection reagent to the sampling tube 3, and controls the amount of the transported detection reagent through the flow detection device; the sampling peristaltic pump 5 extracts the liquid in the sample tube 9 through the sampling tube 3 and transports it to the multi-wavelength photometer 8. The multi-wavelength photometer 8 is provided with a full-wavelength LED lamp and a variety of filters, which are suitable for the detection of different substances. The multi-wavelength photometer 8 will automatically switch the corresponding filter according to the detection item to realize automatic detection.

[0032] Furthermore, the analyzer housing 10 is provided with a shell 101 and a shell cover 102. A plurality of support pads 15 are provided at the bottom of the shell 101. The shell cover 102 is rotatably connected to the shell 101 through a hinge. An auxiliary rod 1022 is provided near the hinge between the shell cover 102 and the shell 101. The auxiliary rod 1022 is used to support when the shell cover 102 is opened. A heat dissipation hole 1011 for heat dissipation of the analyzer is provided on the shell 101. A lock is provided on one side of the shell 101 relative to the hinge. The shell 101 is provided with a start button 1013 near the lock hole 1012, and the shell cover 102 is provided with a lock hook 1021 matched therewith at a position corresponding to the lock hole 1012. The shell cover 102 is also provided with a touch screen 1023 near the lock hook 1021. The lock hook 1021 is disengaged from the lock hole 1012 by pressing the shell cover 102, and then the shell cover 102 is rotated under the drive of the hinge, so as to display the overall internal structure of the analyzer, which is convenient for personnel to perform troubleshooting and maintenance operations.

[0033] Furthermore, the specific implementation of the utility model is as follows:

[0034] The sample to be tested is placed in the sample tube 9, and the sample tube 9 is placed in the heat preservation box 21. The heat preservation box 21 is pushed into the analyzer through the connecting plate 24, and the start button 1013 is pressed to start the analyzer for detection. The required detection items are selected through the touch screen 1023. The sampling tube 3 is moved to the top of the sample tube 9 through the three-axis mechanical platform 1 in the analyzer, and the detection reagent is added to the sample tube 9 through the liquid adding device 6. After the reagent is added, the sampling tube 3 is moved to the cleaning device 4 through the three-axis mechanical platform 1, and the sampling tube 3 is cleaned. Water is added to the heat preservation box 21 through the liquid inlet 211, and the water temperature in the heat preservation box 21 is increased by controlling the heating plate 215, and the temperature is controlled by the Peltier bidirectional temperature control device. The temperature in the insulated box 21 is controlled. When cooling, the hot water in the insulated box 21 is discharged through the drain port 212, and cooling water is added again. After the reaction in the sample tube 9 is completed, the sampling tube 3 is moved to the sample tube 9 through the three-axis mechanical platform 1, and the sampling peristaltic pump 5 extracts the liquid in the sample tube 9 through the sampling tube 3, and transports it to the multi-wavelength photometer 8 for detection and analysis to obtain detection data, and the sampling tube 3 is cleaned again to wait for the next batch of samples to be detected. The utility model reduces the workload of manpower and improves detection efficiency. It can detect and analyze a variety of substances, avoids manual operation errors and the possibility of cross contamination, improves the consistency of detection results, and reduces the occurrence of misjudgment.

[0035] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A fully automatic occupational health detection and analysis instrument, comprising: A three-axis mechanical platform (1), a water bath insulation device (2), a sampling tube (3), a cleaning device (4), a sampling peristaltic pump (5), a liquid adding device (6), a cleaning water pump (7), a sample tube (9), a housing (10) and a support pad (15) are arranged on the analyzer frame, characterized in that: The analyzer frame is provided with a multi-wavelength photometer (8) for multi-substance detection; The water bath insulation device (2) is provided with an insulation box (21) for placing sample tubes (9), a base plate (213) is provided inside the insulation box (21), a plurality of tube placement grooves are arranged in a rectangular pattern on the base plate (213), a heating plate (215) is provided between the base plate (213) and the insulation box (21), an inner lining plate (214) is also embedded in the insulation box (21), a liquid inlet (211) and a liquid outlet (212) are provided at the bottom of the insulation box (21), a plurality of slide rails (25) are also provided at the bottom of the insulation box (21), and a connecting plate (24) is provided on the side of the insulation box (21) close to the sliding direction of the slide rail (25).

2. A fully automatic occupational health detection and analysis instrument according to claim 1, characterized in that: The water bath insulation device (2) is provided with a storage rack (22) on a side away from the slide rail (25), and the insulation box (21) is provided with a limit plate (23) on the other side relative to the connecting plate (24), and the limit plate (23) is fixedly arranged on the analyzer frame.

3. A fully automatic occupational health detection and analysis instrument according to claim 1, characterized in that: The connecting plate (24) is provided with a buffer mechanism (26) near the slide rail (25).

4. A fully automatic occupational health detection and analysis instrument according to claim 1, characterized in that: The three-axis mechanical platform (1) comprises: an X-axis moving track (11), a Y-axis moving track (12) and a Z-axis moving track (13); the X-axis moving track (11), the Y-axis moving track (12) and the Z-axis moving track (13) are all provided with displacement sensors (14).

5. A fully automatic occupational health detection and analysis instrument according to claim 1, characterized in that: The housing (10) is provided with a shell (101) and a shell cover (102); the shell cover (102) is rotatably arranged on the shell (101) via a hinge.

6. A fully automatic occupational health detection and analysis instrument according to claim 5, characterized in that: The housing (101) is provided with a heat dissipation hole (1011) for dissipating heat from the analyzer, and the housing (101) is provided with a lock hole (1012) on one side relative to the hinged portion between the housing (101) and the housing cover (102).

7. A fully automatic occupational health detection and analysis instrument according to claim 6, characterized in that: The shell cover (102) is provided with a lock hook (1021) matching the lock hole (1012) at a position corresponding to the lock hole (1012), and the shell cover (102) is hingedly provided with an auxiliary rod (1022) at a position close to the hinge.

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