CN116990297B - Forensic science diatom check-out set based on filter membrane - Google Patents
Forensic science diatom check-out set based on filter membrane Download PDFInfo
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- CN116990297B CN116990297B CN202311255182.2A CN202311255182A CN116990297B CN 116990297 B CN116990297 B CN 116990297B CN 202311255182 A CN202311255182 A CN 202311255182A CN 116990297 B CN116990297 B CN 116990297B
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- 239000012528 membrane Substances 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 36
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 239000000428 dust Substances 0.000 claims abstract description 17
- 238000007689 inspection Methods 0.000 claims abstract description 17
- 239000012535 impurity Substances 0.000 claims abstract description 13
- 238000000605 extraction Methods 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 241000195493 Cryptophyta Species 0.000 abstract description 21
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000000284 extract Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 210000002421 cell wall Anatomy 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000206761 Bacillariophyta Species 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses forensic diatom inspection equipment based on a filter membrane, which relates to the technical field of forensic diatom inspection and currently proposes the following scheme, and the forensic diatom inspection equipment comprises a shell, wherein a material table mechanism is arranged in the shell and comprises a rack and a first rotating shaft, a third unidirectional gear is fixed at the top end of the first rotating shaft, a plurality of connecting plates are fixed outside the first rotating shaft, and a material carrying table is arranged at one end of each connecting plate; the impurity removing mechanism is arranged in the shell and comprises two groups of T-shaped electrostatic discharge rods, and insulating plates are fixed at the opposite ends of the two groups of T-shaped electrostatic discharge rods; according to the invention, the environment where the microscope is positioned is dried and ventilated, so that the environment is always kept in a dry state, the condition that the microscope is damped and moldy is avoided, the maintenance frequency of the microscope is reduced, dust is removed during microscopic observation, and the accuracy of the microscope on algae detection is ensured.
Description
Technical Field
The invention relates to the technical field of forensic diatom inspection, in particular to forensic diatom inspection equipment based on a filter membrane.
Background
Diatom is a single-cell algae, more than about 16000 a world wide, generally between 1 μm and 200 μm in body length, and its most obvious feature is that the cell walls are highly siliceous except for individual species, forming upper and lower transparent shells, and forming a siliceous cell wall by shell girdle nesting. The living environment of diatom is very extensive, and the trail of diatom can be seen almost in the waters in nature.
Cadavers in water are a common type of forensic cadaver test. Since the 40 s of the 20 th century, many forensics have confirmed on the cadaver of drowned individuals that diatoms can enter multiple organs from the circulatory system. The cell walls of the diatom are not easily damaged due to strong resistance, and the diatom is not damaged even by boiling with concentrated sulfuric acid or concentrated nitric acid or burning at high temperature when the siliceous content is high. Therefore, diatom inspection is a reliable means of solving the death cause problem of cadavers in water.
The automated diatom detector in the prior art detects the extract through the microscope, but because the microscope is located inside the shell for a long time, the humidity inside the shell can be influenced by the diatom extract, the microscope is easy to damp and mould due to long-time high humidity, detection is influenced, the inside of the shell does not belong to a sealing state, dust can enter the inside of the shell when a glass slide is placed, the dust can be amplified by floating under the lens, and the acquired photo also contains dust particles, so that the dust can influence judgment of the diatom detector during automated intelligent detection, and forensic diatom detection equipment based on a filter membrane is provided.
Disclosure of Invention
The invention provides a filter membrane-based forensic diatom inspection device, which aims to solve the defects in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the forensic diatom inspection device based on the filter membrane comprises a shell, wherein a material table mechanism is arranged in the shell, the material table mechanism comprises a rack and a first rotating shaft, a third unidirectional gear is fixed at the top end of the first rotating shaft, a plurality of connecting plates are fixed on the outer part of the first rotating shaft, and a material carrying table is arranged at one end of each connecting plate;
the impurity removing mechanism is arranged in the shell and comprises two groups of T-shaped electrostatic discharge rods, an insulating plate is fixed at one opposite end of each T-shaped electrostatic discharge rod, and a moving block is fixed at one opposite end of each T-shaped electrostatic discharge rod;
the dryer is fixed between the two insulating plates, and a heat outlet of the dryer faces upwards;
the air extraction mechanism is arranged on the shell;
the driving mechanism is arranged on one side of the shell;
the detection mechanism is mounted on the shell and comprises a microscope, and an industrial camera is mounted on the top of the microscope.
Further, the material platform mechanism is still including seting up the relief hole in casing one side, the inside cover of relief hole is equipped with the door plant, the draw-in groove has been seted up to one side of door plant, the inside cover of draw-in groove is equipped with the slider, and draw-in groove and slider can make structure such as blowing frame and door plant break away from, be convenient for clean and change, one side of slider is fixed with the blowing frame, a pivot rotation is connected at the top of blowing frame, the inside of casing is fixed with backup pad one, the bottom of backup pad one is fixed with two slide rails, the outside cover of slide rail is equipped with the sliding sleeve, the one end and the door plant fixed connection of sliding sleeve, the rack is fixed in the bottom of drying apparatus, and material platform mechanism has a plurality of year material platforms, and a plurality of year material platforms can prevent the algae extract of internal multiple places, once only to the completion of detecting, can practice thrift the time of many detections.
Further, the edulcoration mechanism is still including rotating the inside reciprocating screw rod of connection in casing one side, reciprocating screw rod's externally mounted has one-way gear, one of them the movable block thread bush is established in reciprocating screw rod's inside, one side of casing is fixed with the guide bar, another the movable block cover is established in the inside of guide bar, the waste bin mouth has been seted up to one side of casing, the inside cover of waste bin mouth is equipped with the waste bin, the bottom of waste bin is equipped with backup pad two, backup pad two is fixed in the inside of casing, and the collection of algae data is influenced to dust absorption gathering inside the edulcoration mechanism to the casing, avoids the dust to fly upward to the camera lens or carry the material bench.
Further, the air extraction mechanism comprises a second rotating shaft which is rotationally connected to the inside of one side of the shell, a second unidirectional gear is arranged on the outer portion of the second rotating shaft, a plurality of first bevel gears are fixed on the outer portion of the second rotating shaft, an air extraction opening is formed in one side of the shell, a filter box is fixed in the air extraction opening, a plurality of air extraction fans are fixed in the filter box, a second bevel gear is fixed at one end of the rotating shaft of the air extraction fan, one side of the first bevel gear is meshed with the bevel gears, an air inlet is formed in the other side of the shell, a dust filtering net is fixed in the air inlet, moisture brought by algae in the shell is extracted by the air extraction mechanism, and the conditions of moisture and mildew of the lens are avoided.
Further, the driving mechanism comprises a motor fixed on one side of the shell, one end of an output shaft of the motor is fixed with a gear, one side of the gear is meshed with the one-way gear, and the other side of the gear is meshed with the one-way gear.
Further, the detection mechanism further comprises a control panel fixed on one side of the shell, the control panel is electrically connected with the industrial camera, the motor, the T-shaped electrostatic discharge rod and the dryer, and the detection mechanism acquires algae data through the industrial camera and transmits the algae data to the control panel for data processing.
Further, a luminaire is mounted inside the housing.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the mounting table mechanism can prevent algae extracts at multiple positions in the body through the multiple material carrying tables, so that the algae extracts can be detected at multiple positions at one time, and the time for multiple detection can be saved;
2. according to the invention, dust in the shell is adsorbed and gathered by installing the impurity removing mechanism, so that the dust is prevented from flying to the lens or the material carrying table to influence the acquisition of algae data;
3. according to the invention, moisture brought by algae in the shell is extracted by installing the air extraction mechanism, so that the situations of moisture, mildew and the like of the lens caused by the moisture in the shell are avoided;
4. according to the invention, algae data are acquired through an industrial camera by the installation detection mechanism and are transmitted to the control panel for data processing.
To sum up, this equipment modern design, easy operation, this equipment is through carrying out the processing of drying and ventilation to the environment that the microscope was located, makes the environment remain dry state throughout, avoids the microscope to wet the condition emergence that mildews, also reduces the frequency that the microscope was maintained, and this application dispels the dust in microscopic observation moreover, ensures the accuracy that the microscope detected algae.
Drawings
Fig. 1 is a schematic diagram of an overall first view angle structure of a forensic diatom inspection apparatus based on a filter membrane according to the present invention.
Fig. 2 is a schematic diagram of an overall second view angle structure of a forensic diatom inspection apparatus based on a filter membrane according to the present invention.
Fig. 3 is a schematic view of a first view angle structure of an internal structure of a housing of a forensic diatom inspection apparatus based on a filter membrane according to the present invention.
Fig. 4 is a schematic diagram of a second view angle structure of an internal structure of a housing of a forensic diatom inspection apparatus based on a filter membrane according to the present invention.
Fig. 5 is a schematic diagram of a third view angle structure of an internal structure of a housing of a forensic diatom inspection apparatus based on a filter membrane according to the present invention.
Fig. 6 is a schematic diagram of a fourth view angle structure of an internal structure of a housing of a forensic diatom inspection apparatus based on a filter membrane according to the present invention.
In the figure: 1. a housing; 2. a material table mechanism; 21. a door panel; 22. a discharging frame; 23. a first rotating shaft; 24. a unidirectional gear III; 25. a connecting plate; 26. a material carrying table; 27. a rack; 28. a clamping groove; 29. a first supporting plate; 210. a sliding sleeve; 3. a impurity removing mechanism; 31. a reciprocating screw; 32. one-way gear I; 33. a moving block; 34. a guide rod; 35. a waste bin; 36. a T-shaped electrostatic discharge lever; 37. an insulating plate; 4. a dryer; 5. an air extraction mechanism; 51. a second rotating shaft; 52. a second unidirectional gear; 53. a filter box; 54. an exhaust fan; 55. bevel gears II; 56. bevel gears I; 57. a dust filtering net; 6. a driving mechanism; 61. a motor; 62. a gear; 7. a detection mechanism; 71. a microscope; 72. an industrial camera; 73. and a control panel.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured 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 a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.
Example 1: referring to fig. 1-3: the forensic diatom inspection device based on the filter membrane comprises a shell 1, wherein a material table mechanism 2 is arranged in the shell 1, the material table mechanism 2 comprises a rack 27 and a first rotating shaft 23, a one-way gear three 24 is fixed at the top end of the first rotating shaft 23, a plurality of connecting plates 25 are fixed on the outer part of the first rotating shaft 23, and a material carrying table 26 is arranged at one end of each connecting plate 25;
the impurity removing mechanism 3, the impurity removing mechanism 3 is arranged in the shell 1, the impurity removing mechanism 3 comprises two groups of T-shaped electrostatic discharge rods 36, an insulating plate 37 is fixed at one end of each T-shaped electrostatic discharge rod 36, and a moving block 33 is fixed at the opposite end of each T-shaped electrostatic discharge rod 36;
the dryer 4, the dryer 4 is fixed between two insulating plates 37, the hot outlet of the dryer 4 faces upwards;
the air extraction mechanism 5 is arranged on the shell 1;
a driving mechanism 6, the driving mechanism 6 being mounted on one side of the housing 1;
the detection mechanism 7, the detection mechanism 7 is installed on the shell 1, the detection mechanism 7 comprises a microscope 71, and an industrial camera 72 is installed on the top of the microscope 71;
the material platform mechanism 2 further comprises a material discharging port arranged on one side of the shell 1, a door plate 21 is sleeved in the material discharging port, a clamping groove 28 is formed in one side of the door plate 21, a sliding block is sleeved in the clamping groove 28, the clamping groove and the sliding block can enable the material discharging frame 22 to be separated from the door plate and other structures, cleaning and replacement are facilitated, the material discharging frame 22 is fixedly arranged on one side of the sliding block, a first rotating shaft 23 is rotatably connected to the top of the material discharging frame 22, a first supporting plate 29 is fixedly arranged in the shell 1, two sliding rails are fixedly arranged at the bottom of the first supporting plate 29, a sliding sleeve 210 is sleeved outside the sliding rails, one end of the sliding sleeve 210 is fixedly connected with the door plate 21, a rack 27 is fixedly arranged at the bottom of the dryer 4, the material platform mechanism 2 is provided with a plurality of material carrying platforms, the plurality of material carrying platforms can prevent alga extracts at a plurality of positions in a body, and the detection at one time can be completed for a plurality of positions, and the detection time can be saved;
the impurity removing mechanism 3 further comprises a reciprocating screw rod 31 rotatably connected to the inside of one side of the shell 1, a one-way gear 32 is arranged on the outer portion of the reciprocating screw rod 31, one moving block 33 is in threaded sleeve with the inside of the reciprocating screw rod 31, a guide rod 34 is fixed to one side of the shell 1, the other moving block 33 is in sleeve with the inside of the guide rod 34, a waste bin opening is formed in one side of the shell 1, a waste bin 35 is sleeved in the waste bin opening, a second supporting plate is arranged at the bottom of the waste bin 35, the second supporting plate is fixed to the inside of the shell 1, and the impurity removing mechanism adsorbs and gathers dust in the shell to prevent the dust from flying to a lens or a carrying table to influence the collection of algae data.
The air extraction mechanism 5 comprises a second rotating shaft 51 which is rotationally connected to the inside of one side of the shell 1, a second unidirectional gear 52 is arranged outside the second rotating shaft 51, a plurality of first bevel gears 56 are fixed to the outside of the second rotating shaft 51, an air extraction opening is formed in one side of the shell 1, a filter box 53 is fixed to the inside of the air extraction opening, a plurality of air extraction fans 54 are fixed to the inside of the filter box 53, a second bevel gear 55 is fixed to one end of the rotating shaft of each air extraction fan 54, one side of the first bevel gear 56 is meshed with the second bevel gear 55, an air inlet is formed in the other side of the shell 1, a dust filtering net 57 is fixed to the inside of the air inlet, and the air extraction mechanism extracts moisture brought by algae in the shell to avoid the conditions of dampness, mildew and the like of the lens;
the driving mechanism 6 comprises a motor 61 fixed on one side of the shell 1, one end of an output shaft of the motor 61 is fixed with a gear 62, one side of the gear 62 is meshed with the first unidirectional gear 32, and the other side of the gear 62 is meshed with the second unidirectional gear 52;
the detection mechanism 7 further comprises a control panel 73 fixed on one side of the shell 1, the control panel 73 is electrically connected with the industrial camera 72, the motor 61, the T-shaped electrostatic discharge rod 36 and the dryer 4, and the detection mechanism acquires algae data through the industrial camera and transmits the algae data to the control panel for data processing.
Example 2: referring to fig. 2-6: the embodiment provides a technical scheme based on the embodiment 1: the inside of the housing 1 is mounted with a luminaire.
Working principle:
the control panel 73 starts the motor 61 to drive the gear 62 to rotate forward to enable the one-way gear 32 and the one-way gear 52 to rotate simultaneously, because the one-way gear 32 and the one-way gear 52 drive the central shaft to rotate reversely, the one-way gear 32 drives the reciprocating screw 31 to rotate when the gear 62 rotates forward to enable the moving block 33 to move on the reciprocating screw 31, the moving block 33 drives the T-shaped static discharge rod 36, the dryer 4, the rack 27, the insulating plate 37 and the other moving block 33 to move, the T-shaped static discharge rod 36 and the dryer 4 are started in the moving process, the motor 61 is closed after a certain distance is moved, the dryer 4 is positioned below the microscope 71 at the moment, the dryer 4 dries the lens of the lens, moisture is prevented from being contained on the surface of the lens, the control panel 73 is closed after a certain period of drying, the motor 61 is started to rotate forward to enable the moving block 33 to continuously drive the T-shaped static discharge rod 36 and the dryer 4 to move, the T-shaped electrostatic discharge rod 36 adsorbs the residual dust in the shell 1 during the moving process, the rack 27 is meshed with the unidirectional gear three 24 during the moving process, but because of the characteristic of the unidirectional gear, the unidirectional gear three 24 rotates when the rack 27 moves, the control panel 73 controls the industrial camera 72 to start, the industrial camera 72 grabs the micro-picture of the filter membrane on the lower material carrying table 26 through the microscope 71 and transmits the grabbed data to the inside of the control panel 73, the control panel 73 stores algae data contained in the detection object on the material carrying table 26, then the control panel 73 controls the motor 61 to drive the gear 62 to rotate positively, the unidirectional gear one 32 drives the reciprocating screw 31 to rotate, the moving block 33 drives the T-shaped electrostatic discharge rod 36 and the dryer 4 to reset through the reciprocating screw 31, the rack 27 is meshed again during the resetting, at this time, the third unidirectional gear 24 drives the first rotary shaft 23 to rotate, the first rotary shaft 23 rotates the carrying platform 26 to change, the detected carrying platform 26 rotates to one side, the undetected carrying platform 26 rotates to the bottom of the microscope 71, the detected objects obtained from different positions in the body are arranged on the plurality of carrying platforms 26, when the moving block 33 moves to the tail of the reciprocating screw 31 and then moves back to reset, the T-shaped static discharge rod 36 is closed after reset, when the carrying platform 26 needs to be switched again, the motor 61 is started to rotate forward again, the control panel 73 obtains algae data of a plurality of body positions and displays the algae data on a screen, the algae data are checked by a person, after the inspection, the control panel 73 controls the motor 61 to drive the gear 62 to rotate reversely, the gear 62 drives the second unidirectional gear 52, the second rotary shaft 51 and the second bevel gears 55, the bevel gears 56 and the exhaust fan 54 are driven to rotate to exhaust, the lens is pumped away, and after the lens is pumped away, the motor 61 is controlled to rotate forward, the dryer 4 is moved to the lower part of the microscope 71 to dry and maintain, and moisture is prevented from damaging.
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 scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (1)
1. The forensic diatom inspection device based on the filter membrane comprises a shell (1), and is characterized in that a material table mechanism (2) is installed in the shell (1), the material table mechanism (2) comprises a rack (27) and a first rotating shaft (23), a third unidirectional gear (24) is fixed at the top end of the first rotating shaft (23), a plurality of connecting plates (25) are fixed outside the first rotating shaft (23), and a material carrying table (26) is installed at one end of each connecting plate (25);
the impurity removing mechanism (3), the impurity removing mechanism (3) is arranged in the shell (1), the impurity removing mechanism (3) comprises two T-shaped electrostatic discharging rods (36), an insulating plate (37) is fixed at one opposite end of each T-shaped electrostatic discharging rod (36), and a moving block (33) is fixed at one opposite end of each T-shaped electrostatic discharging rod (36);
the dryer (4) is fixed between the two insulating plates (37), and a heat outlet of the dryer (4) faces upwards;
the air extraction mechanism (5) is arranged on the shell (1);
a driving mechanism (6), wherein the driving mechanism (6) is arranged at one side of the shell (1);
the detection mechanism (7), the detection mechanism (7) is arranged on the shell (1), the detection mechanism (7) comprises a microscope (71) which is fixed at the top of the shell (1) in a penetrating way, and an industrial camera (72) is arranged at the top of the microscope (71);
the material table mechanism (2) further comprises a material discharging hole formed in one side of the shell (1), a door plate (21) is sleeved in the material discharging hole, a clamping groove (28) is formed in one side of the door plate (21), a sliding block is sleeved in the clamping groove (28), a material discharging frame (22) is fixed on one side of the sliding block, a first rotating shaft (23) is rotationally connected to the top of the material discharging frame (22), a first supporting plate (29) is fixed in the shell (1), two sliding rails are fixed at the bottom of the first supporting plate (29), a sliding sleeve (210) is sleeved outside the sliding rails, one end of the sliding sleeve (210) is fixedly connected with the door plate (21), and a rack (27) is fixed at the bottom of the dryer (4);
the impurity removing mechanism (3) further comprises a reciprocating screw rod (31) rotatably connected to the inside of one side of the shell (1), a first unidirectional gear (32) is arranged on the outside of the reciprocating screw rod (31), one moving block (33) is sleeved in the reciprocating screw rod (31) in a threaded mode, a guide rod (34) is fixed to one side of the shell (1), the other moving block (33) is sleeved in the guide rod (34), a waste bin opening is formed in one side of the shell (1), a waste bin (35) is sleeved in the waste bin opening, a second supporting plate is arranged at the bottom of the waste bin (35), and the second supporting plate is fixed in the shell (1);
the air extraction mechanism (5) comprises a second rotating shaft (51) which is rotationally connected to the inside of one side of the shell (1), a one-way gear (52) is arranged on the outside of the second rotating shaft (51), a plurality of first bevel gears (56) are fixed on the outside of the second rotating shaft (51), an air extraction opening is formed in one side of the shell (1), a filter box (53) is fixed in the inside of the air extraction opening, a plurality of air extraction fans (54) are fixed in the filter box (53), a second bevel gear (55) is fixed at one end of the rotating shaft of each air extraction fan (54), one side of the first bevel gear (56) is meshed with the second bevel gear (55), an air inlet is formed in the other side of the shell (1), and a dust filtering net (57) is fixed in the air inlet;
the driving mechanism (6) comprises a motor (61) fixed on one side of the shell (1), a gear (62) is fixed at one end of an output shaft of the motor (61), one side of the gear (62) is meshed with the one-way gear I (32), and the other side of the gear (62) is meshed with the one-way gear II (52);
the detection mechanism (7) further comprises a control panel (73) fixed on one side of the shell (1), and the control panel (73) is electrically connected with the industrial camera (72), the motor (61), the T-shaped electrostatic discharge rod (36) and the dryer (4);
the illuminator is installed in the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311255182.2A CN116990297B (en) | 2023-09-27 | 2023-09-27 | Forensic science diatom check-out set based on filter membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311255182.2A CN116990297B (en) | 2023-09-27 | 2023-09-27 | Forensic science diatom check-out set based on filter membrane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116990297A CN116990297A (en) | 2023-11-03 |
| CN116990297B true CN116990297B (en) | 2024-01-02 |
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| CN202311255182.2A Active CN116990297B (en) | 2023-09-27 | 2023-09-27 | Forensic science diatom check-out set based on filter membrane |
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