CN112044391A - Food bacteria content detection method - Google Patents
Food bacteria content detection method Download PDFInfo
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- CN112044391A CN112044391A CN202010953055.XA CN202010953055A CN112044391A CN 112044391 A CN112044391 A CN 112044391A CN 202010953055 A CN202010953055 A CN 202010953055A CN 112044391 A CN112044391 A CN 112044391A
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- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/28—Moving reactors, e.g. rotary drums
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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Abstract
The invention relates to a food bacteria content detection method which comprises an installation plate, a swinging device, a rotating device and a spherical fixing device, wherein the swinging device is installed in the middle of the upper end of the installation plate, the rotating device is installed at the upper end of the swinging device, and the spherical fixing device is installed at the upper end of the rotating device. The food bacteria content detection method provided by the invention can solve the problems that when the food bacteria content is detected manually, a test tube added with a reagent is usually shaken and vibrated directly by manual work, the detection efficiency of the food bacteria content is low due to time and labor waste caused by manual shaking of the test tube, and the situation that the detection result is not consistent with the actual result due to incomplete fusion reaction of the added reagent and food due to insufficient vibration force and speed in the vibration process when the conventional food bacteria content detection equipment is used for detecting the food bacteria content is usually and directly vibrated.
Description
Technical Field
The invention relates to the technical field of food detection, in particular to a method for detecting the bacteria content of food.
Background
The bacteria are one kind of microorganisms and are all microorganisms which are difficult to observe by naked eyes, the application of the bacteria in food is mainly divided into beneficial and harmful, and the main effects of the beneficial bacteria in food are that the taste of the food is improved, the absorption and the conversion of the food are facilitated, or the food is converted into required substances and the like; the main effects of harmful bacteria in food are to accelerate food spoilage, to convert food into toxic substances, and the like. Therefore, when food processing plants manufacture food in large quantities, the types of bacteria and the contents of various bacteria in the food need to be detected, so as to ensure the safety of the food.
When the existing food bacteria content detection equipment detects the bacteria content of food, the following problems often exist:
(1) when the food bacteria content is detected manually, the test tube added with the reagent is usually shaken and vibrated directly by manual work, so that the bacteria in the food and the added reagent are fully fused and reacted, and the bacteria content in the food is detected, and the manual shaking of the test tube wastes time and labor, so that the manual detection efficiency of the food bacteria content is low;
(2) when the existing food bacteria content detection equipment detects the bacteria content of food, the test tube after reagent addition is usually directly vibrated, and in the vibration process, the vibration force and the speed are insufficient, so that the fusion reaction of the added reagent and the food is incomplete, and the detection result and the actual result are inconsistent.
In order to make up the defects of the prior art, the invention provides a method for detecting the bacteria content of food.
Disclosure of Invention
The technical scheme adopted by the invention to solve the technical problem is as follows: a method for detecting the bacteria content of food comprises the following steps:
s1, equipment inspection: before starting food bacteria content detection equipment to detect the bacteria content of food, checking the equipment;
s2, adjusting: according to the vibration speed required by the test tube, the rotary vibration speed of the spherical fixing device is controlled by manually adjusting the opening and closing of the spherical fixing device;
s3, manufacturing a detection test tube; manually placing the food to be detected in a test tube, and adding a corresponding reagent to prepare the test tube to be detected;
s4, placing a test tube: after the opening and closing adjustment of the spherical fixing device is completed, the manufactured detection test tube is manually placed on the spherical fixing device, so that the spherical fixing device clamps and fixes the test tube;
s5, vibration treatment: after the test tube is clamped and fixed, the rotating device drives the spherical fixing device to rotate so as to rotate the test tube, and the swinging device drives the rotating device and the spherical fixing device to swing so as to rotate and vibrate the test tube;
s6, blanking treatment: after the test tube is rotated and vibrated, the test tube is manually taken down and collected, and is detected, so that the bacteria content of the food is obtained;
in the process of detecting the food bacteria content in the above steps S1-S6, the food bacteria content is detected by using a specially designed device, the device specifically comprises a mounting plate, a swinging device, a rotating device and a spherical fixing device, the swinging device is installed in the middle of the upper end of the mounting plate, the rotating device is installed at the upper end of the swinging device, the spherical fixing device is installed at the upper end of the rotating device, wherein:
the rotary device includes the connecting block, the support frame, rotating electrical machines and rotation axis, the connecting block is installed in the pendulous device upper end, connecting block upper end mid-mounting has the support frame, the support frame inboard is provided with rotating electrical machines, rotating electrical machines passes through the motor mounting panel to be installed at connecting block upper end middle part, the rotation axis is installed to rotating electrical machines's output, the rotation axis downside passes through the bearing and installs at support frame upper end middle part, concrete during operation, will make the preparation completion wait to detect the test tube and place the locking and fix on spherical fixing device through the manual work, wait to detect the fixed back of test tube locking, it is rotatory to drive the rotation axis through rotating electrical machines, make the rotation axis drive spherical fixing device.
The spherical fixing device comprises an installation block, an installation sleeve, arc-shaped connecting rods, a rotating mechanism, a clamping mechanism and a locking mechanism, wherein the installation block is installed at the lower side of a rotating shaft, the installation sleeve is installed at the upper side of the rotating shaft, the installation sleeve is connected with the installation block through the arc-shaped connecting rods, the arc-shaped connecting rods are evenly arranged along the circumferential direction of the installation block, the rotating mechanism is arranged between the arc-shaped connecting rods, the lower end of the rotating mechanism is installed at the upper end of the installation block through a pin shaft, the rotating mechanism and the arc-shaped connecting rods are arranged at intervals, the clamping mechanism is installed at the outer side of the rotating mechanism, the locking mechanism is installed at the upper end of the rotating mechanism, when the device works, according to the required vibration speed of a test tube, the locking mechanism is unlocked manually, the rotating mechanism and the clamping mechanism are expanded outwards around the, make fixture will wait to vibrate the test tube clamp fastening and fix to guarantee that the reagent that adds when the test tube rotary vibration fully fuses the reaction between food, guarantee to detect out that the result of fungus content is accurate reliable.
Slewing mechanism includes the arc rotor plate, rotate cover and fixed block, the arc rotor plate lower extreme is installed in installation piece upper end through the round pin axle, from last down evenly being provided with the round hole on the arc rotor plate, install the rotor cover through the round pin axle in the round hole, and arc rotor plate outside longitudinal symmetry installs the fixed block, concrete during operation, the manual work is with the locking mechanism unblock, and rotate the arc rotor plate to the outside through the manual work, thereby make the arc rotor plate drive the rotor cover and expand outward, thereby make the increase rotate the distance of cover to the rotation axis, and the manual work will wait to vibrate the test tube and place in rotating the cover, thereby make the angular velocity of rotation of test tube increase, guarantee fully fusion reaction between the reagent of adding when the test tube rotary oscillation and.
Fixture includes the grip block, coupling spring, the slide bar, grip spring and grip block, install the grip block through the hinge symmetry on the fixed block, the grip block upper end links to each other through coupling spring, from last arc wall down evenly arranged on the grip block, install the slide bar through sliding fit's mode in the arc wall, link to each other through grip spring between slide bar inboard and the grip block, the grip block is installed in the slide bar outside, concrete during operation, through the test tube extrusion grip block of waiting to vibrate the detection, make grip spring extrusion slide bar move outward, thereby make the grip block will wait to vibrate the test tube clamp fastening of detecting and decide, and carry out shock attenuation through coupling spring and reset to the grip block, make the grip block press from both sides tightly fixedly to the test tube of different diameter specifications, thereby improve equipment's suitability.
As a preferred technical scheme of the invention, the swinging device comprises a swinging motor, a driving gear, an arc-shaped frame, supporting blocks, swinging blocks, clamping plates and a limiting mechanism, wherein the swinging motor is arranged in the middle of the upper end of a mounting plate through a motor mounting plate, the driving gear is arranged at the output end of the swinging motor, the arc-shaped frame is arranged in the middle of the upper end of the mounting plate, the supporting blocks are symmetrically arranged at the left end and the right end of the outer side of the arc-shaped frame, the supporting blocks are arranged at the upper end of the mounting plate, the swinging blocks are arranged at the inner side of the arc-shaped frame in a sliding fit manner, the clamping plates are arranged at the rear side of the upper end of the swinging blocks, the clamping plates are arranged at the rear side of the inner end of the arc-shaped plate, the limiting mechanism is symmetrically arranged at the left end and, make the test tube bear the vibration of equidirectional not to guarantee fully to fuse the reaction between reagent that adds in the test tube and the food, and swing the piece swing in-process, carry out spacing direction through stop gear to swing the piece.
As a preferred technical solution of the present invention, the front side of the upper end of the swing block is provided with gear teeth, the swing block is engaged with the driving gear through the gear teeth, and the swing block is engaged with the driving gear, so that the driving gear drives the swing block to swing, and the swing block drives the rotating device and the spherical fixing device to swing.
As a preferred technical scheme of the invention, the balls are uniformly arranged between the arc-shaped frame and the swinging block, and the balls are convenient for the arc-shaped frame and the swinging block to slide, so that the abrasion between the arc-shaped frame and the swinging block is reduced, and the service lives of the arc-shaped frame and the swinging block are prolonged.
According to a preferred technical scheme, the limiting mechanism comprises a limiting frame, a movable rod and a reset spring, the limiting frame is installed at the upper end of the arc-shaped frame, the movable rod is installed at the lower end of the limiting frame in a sliding fit mode, the upper end of the movable rod is connected with the limiting frame through the reset spring, and when the shock absorption device works specifically, the movable rod is impacted by the swinging block, so that the reset spring extrudes the movable rod to slide along the limiting frame, and the movable rod and the reset spring buffer and absorb shock of the swinging block.
As a preferred technical scheme of the invention, the locking mechanism comprises a locking block, a locking rod, a locking spring and a locking sleeve, the locking block is arranged at the upper end of the rotating plate, the locking rod is arranged at the lower end of the inner side of the locking block in a sliding fit manner, the inner end of the locking rod is connected with the locking block through the locking spring, the locking sleeve is arranged at the upper end of the rotating shaft in a threaded fit manner, the lower end of the locking sleeve is sleeved outside the locking block, in the specific work process, when the vibration speed of the test tube is increased, the locking sleeve is manually rotated to separate the outer side of the locking sleeve from the locking block, after the locking sleeve is separated from the locking block, the locking block is manually shifted outwards, the locking rod extrudes the locking spring to move upwards, so that the arc-shaped rotating plate is manually rotated to move outwards, the distance from the.
As a preferable technical scheme of the invention, the upper end of the rotating shaft is provided with threads, the locking sleeve is arranged at the upper end of the rotating shaft in a thread matching mode, and the locking sleeve is lifted through the threads, so that the locking block is locked or loosened by the locking sleeve, and the rotating vibration speed of the test tube is further adjusted.
As a preferred technical scheme, the upper end of the mounting sleeve is uniformly provided with locking holes along the circumferential direction, the lower end of the locking rod is provided with the round ball, the round ball is clamped in the locking holes, and the round ball is clamped in the locking holes, so that the mounting sleeve can limit and fix the locking rod, and the locking sleeve can conveniently lock and fix the arc-shaped rotating plate through the locking blocks.
As a preferred technical scheme of the present invention, the inner sides of the rotating sleeve and the clamping block are both provided with a soft rubber layer, the outer side of the soft rubber layer is provided with anti-slip lines, the soft rubber layer prevents the rotating sleeve and the clamping block from colliding and breaking the test tube, and the anti-slip lines arranged on the outer side of the soft rubber layer prevent the test tube from separating from the rotating sleeve or the clamping block.
Compared with the prior art, the invention has the following advantages:
1. according to the food bacteria content detection method provided by the invention, a multi-station vibration mode is adopted to simultaneously vibrate a plurality of test tubes to be subjected to vibration detection, so that the complicated process of manual vibration is reduced, the detection efficiency of the food bacteria content is improved, and the test tubes are swung while being subjected to rotary vibration, so that the full fusion reaction between the reagent to be added and food is ensured, and the result of detecting the bacteria content is accurate and reliable;
2. according to the food bacteria content detection method provided by the invention, the arc-shaped rotating plate drives the rotating sleeve to expand outwards, so that the distance from the rotating sleeve to the rotating shaft is increased, the rotating angular speed of the test tube is increased, and the full fusion reaction between the added reagent and food is ensured when the test tube rotates and vibrates;
3. according to the food bacteria content detection method provided by the invention, the sliding rod is extruded to move outwards through the clamping spring, so that the clamping block clamps and fixes test tubes to be subjected to vibration detection, and the clamping plate is subjected to damping reset through the connecting spring, so that the clamping plate clamps and fixes test tubes with different diameters and specifications, and the applicability of the device is improved;
4. according to the food bacteria content detection method provided by the invention, the swing block is arranged to drive the rotating device and the spherical fixing device to swing, so that the test tube is subjected to vibration in different directions, and therefore, the reagent added in the test tube is ensured to be fully fused with food, and in the swing process, the swing block impacts the movable rod, so that the reset spring extrudes the movable rod to slide along the limiting frame, and the swing block is subjected to buffering and shock absorption.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of the operation of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic perspective view of the rotation mechanism and the clamping mechanism of the present invention;
FIG. 6 is a first cross-sectional view between the rotating mechanism and the clamping mechanism of the present invention;
FIG. 7 is a first cross-sectional view (from above looking down) between the rotating mechanism and the clamping mechanism of the present invention;
FIG. 8 is an enlarged view of a portion of FIG. 4 according to the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 8.
A method for detecting the bacteria content of food comprises the following steps:
s1, equipment inspection: before starting food bacteria content detection equipment to detect the bacteria content of food, checking the equipment;
s2, adjusting: according to the vibration speed required by the test tube, the opening and closing of the spherical fixing device 4 are manually adjusted to control the rotation vibration speed of the spherical fixing device 4;
s3, manufacturing a detection test tube; manually placing the food to be detected in a test tube, and adding a corresponding reagent to prepare the test tube to be detected;
s4, placing a test tube: after the opening and closing adjustment of the spherical fixing device 4 is completed, the manufactured detection test tube is manually placed on the spherical fixing device 4, so that the spherical fixing device 4 tightly fixes the test tube clamp;
s5, vibration treatment: after the test tube is clamped and fixed, the rotating device 3 drives the spherical fixing device 4 to rotate, so that the test tube rotates, and the swinging device 2 drives the rotating device 3 and the spherical fixing device 4 to swing, so that the test tube rotates and vibrates;
s6, blanking treatment: after the test tube is rotated and vibrated, the test tube is manually taken down and collected, and is detected, so that the bacteria content of the food is obtained;
in the process of detecting the food bacteria content in the steps S1-S6, the food bacteria content is detected by using a specially designed device, the device specifically comprises a mounting plate 1, a swinging device 2, a rotating device 3 and a spherical fixing device 4, the swinging device 2 is mounted in the middle of the upper end of the mounting plate 1, the rotating device 3 is mounted at the upper end of the swinging device 2, and the spherical fixing device 4 is mounted at the upper end of the rotating device 3, wherein:
The spherical fixing device 4 comprises a mounting block 41, a mounting sleeve 42, an arc-shaped connecting rod 43, a rotating mechanism 44, a clamping mechanism 45 and a locking mechanism 46, wherein the mounting block 41 is mounted at the lower side of a rotating shaft 34, the mounting sleeve 42 is mounted at the upper side of the rotating shaft 34, the mounting sleeve 42 is connected with the mounting block 41 through the arc-shaped connecting rod 43, the arc-shaped connecting rods 43 are uniformly arranged along the circumferential direction of the mounting block 41, the rotating mechanism 44 is arranged between the arc-shaped connecting rods 43, the lower end of the rotating mechanism 44 is mounted at the upper end of the mounting block 41 through a pin shaft, the rotating mechanism 44 and the arc-shaped connecting rods 43 are arranged at intervals, the clamping mechanism 45 is mounted at the outer side of the rotating mechanism 44, the locking mechanism 46 is mounted at the upper end of the rotating mechanism 44, and during specific work, the locking mechanism 46 is unlocked manually according to the vibration speed required, and then make the angular velocity of rotation of test tube increase, and will treat that the test tube that the vibration detected passes slewing mechanism 44 through the manual work for fixture 45 will treat that the vibration detects test tube clamp fastening is fixed, thereby guarantee fully to fuse the reaction between the reagent that adds when the test tube rotary vibration and the food, ensure to detect out the accurate reliable of result of fungus content.
The clamping mechanism 45 comprises a clamping plate 451, a connecting spring 452, a sliding rod 453, a clamping spring 454 and a clamping block 455, the clamping plate 451 is symmetrically installed on the fixing block 443 through a hinge, the upper end of the clamping plate 451 is connected through the connecting spring 452, arc-shaped grooves are uniformly arranged on the clamping plate 451 from top to bottom, the sliding rod 453 is installed in the arc-shaped grooves in a sliding fit manner, the inner side of the sliding rod 453 is connected with the clamping plate 451 through the clamping spring 454, the clamping block 455 is installed on the outer side of the sliding rod 453, during specific work, the clamping block 455 is pressed by the test tube to be vibration-detected, so that the clamping spring 454 presses the sliding rod 453 to move outward, so that the clamping block 455 clamps and fixes the test tube to be vibration-detected, and the clamping plate 451 is shock-restored by the connection spring 452, so that the clamping plate 451 can clamp and fix test tubes with different diameters, thereby improving the applicability of the device.
The cover 442 rotates all is provided with soft rubber layer with grip block 455 inboard, and the soft rubber layer outside is provided with anti-skidding line, and soft rubber layer avoids rotating cover 442 and grip block 455 and bumps garrulous test tube, and the anti-skidding line that the soft rubber layer outside was equipped with avoids the test tube to break away from rotating cover 442 or grip block 455.
The locking mechanism 46 comprises a locking block 461, a locking rod 462, a locking spring 463 and a locking sleeve 464, wherein the locking block 461 is installed at the upper end of the rotating plate, the locking rod 462 is installed at the lower end of the inner side of the locking block 461 in a sliding fit manner, the inner end of the locking rod 462 is connected with the locking block 461 through the locking spring 463, the locking sleeve 464 is installed at the upper end of the rotating shaft 34 in a thread fit manner, the lower end of the locking sleeve 464 is sleeved at the outer side of the locking block 461, when the test tube vibrating speed is increased during specific work, by manually rotating the locking sleeve 464, the outer side of the locking sleeve 464 is separated from the locking block 461, and after the locking sleeve 464 is separated from the locking block 461, by manually shifting the locking block 461 to the outside, the locking rod 462 presses the locking spring 463 to move upwards, thereby causing the manual rotation arc-shaped rotation plate 441 to move outward, so that the distance from the rotation sleeve 442 to the rotation shaft 34 becomes large, thereby causing the rotation angular velocity of the test tube to increase.
The upper end of rotation axis 34 is provided with the screw thread, and the lock sleeve 464 is installed in rotation axis 34 upper end through screw-thread fit's mode, and the lock sleeve 464 goes up and down through the screw thread to make lock sleeve 464 lock latch segment 461 or loosen, and then adjust the rotational vibration speed of test tube.
The locking hole evenly is provided with along its circumference in installation cover 42 upper end, and the check lock 462 lower extreme is provided with the ball, and the ball joint is downthehole at the locking to make installation cover 42 carry out spacing fixed to check lock 462, and then make things convenient for check lock 464 to lock arc rotor plate 441 fixedly through latch segment 461.
The swinging device 2 comprises a swinging motor 21, a driving gear 22, an arc-shaped frame 23, supporting blocks 24, swinging blocks 25, clamping plates 26 and a limiting mechanism 27, wherein the swinging motor 21 is installed in the middle of the upper end of the installation plate 1 through a motor installation plate, the driving gear 22 is installed at the output end of the swinging motor 21, the arc-shaped frame 23 is installed in the middle of the upper end of the installation plate 1, the supporting blocks 24 are symmetrically arranged at the left end and the right end of the outer side of the arc-shaped frame 23, the supporting blocks 24 are installed at the upper end of the installation plate 1, the swinging blocks 25 are installed at the inner side of the arc-shaped frame 23 in a sliding fit manner, the clamping plates 26 are arranged at the rear side of the upper end of the swinging blocks 25, the limiting mechanisms 27 are symmetrically installed at the left end and the right end of the arc-shaped frame 23, and in the specific, thereby make swing piece 25 drive rotary device 3 and the swing of spherical fixing device 4 for the test tube bears the vibration of equidirectional not, thereby guarantee fully to fuse the reaction between the reagent that adds in the test tube and the food, and swing piece 25 swing in-process, carry out spacing direction through stop gear 27 to swing piece 25.
The front side of the upper end of the swinging block 25 is provided with gear teeth, the swinging block 25 is meshed with the driving gear 22 through the gear teeth, and the swinging block 25 is meshed with the driving gear 22, so that the driving gear 22 drives the swinging block 25 to swing, and the swinging block 25 drives the rotating device 3 and the spherical fixing device 4 to swing.
The balls are uniformly arranged between the arc-shaped frame 23 and the swinging block 25, the balls are convenient for the arc-shaped frame 23 and the swinging block 25 to slide, the abrasion between the arc-shaped frame 23 and the swinging block 25 is reduced, and the service lives of the arc-shaped frame and the swinging block are prolonged.
The limiting mechanism 27 comprises a limiting frame 271, a movable rod 272 and a reset spring 273, the limiting frame 271 is installed at the upper end of the arc-shaped frame 23, the movable rod 272 is installed at the lower end of the limiting frame 271 in a sliding fit mode, the upper end of the movable rod 272 is connected with the limiting frame 271 through the reset spring 273, and when the mechanism works, the movable rod 272 is impacted by the swinging block 25, so that the reset spring 273 extrudes the movable rod 272 to slide along the limiting frame 271, and the movable rod 272 and the reset spring 273 buffer and absorb shock to the swinging block 25.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A method for detecting the bacteria content of food is characterized in that: the specific detection method comprises the following steps:
s1, equipment inspection: before starting food bacteria content detection equipment to detect the bacteria content of food, checking the equipment;
s2, adjusting: according to the vibration speed required by the test tube, the rotary vibration speed of the spherical fixing device (4) is controlled by manually adjusting the opening and closing of the spherical fixing device (4);
s3, manufacturing a detection test tube; manually placing the food to be detected in a test tube, and adding a corresponding reagent to prepare the test tube to be detected;
s4, placing a test tube: after the opening and closing adjustment of the spherical fixing device (4) is completed, the manufactured detection test tube is manually placed on the spherical fixing device (4), so that the spherical fixing device (4) clamps and fixes the test tube;
s5, vibration treatment: after the test tube is clamped and fixed, the rotating device (3) drives the spherical fixing device (4) to rotate, so that the test tube rotates, and the swinging device (2) drives the rotating device (3) and the spherical fixing device (4) to swing, so that the test tube rotates and vibrates;
s6, blanking treatment: after the test tube is rotated and vibrated, the test tube is manually taken down and collected, and is detected, so that the bacteria content of the food is obtained;
in the process of detecting the food bacteria content in the above steps S1-S6, the food bacteria content is detected by using a specially designed device, which specifically comprises a mounting plate (1), a swinging device (2), a rotating device (3) and a spherical fixing device (4), wherein the swinging device (2) is mounted in the middle of the upper end of the mounting plate (1), the rotating device (3) is mounted at the upper end of the swinging device (2), and the spherical fixing device (4) is mounted at the upper end of the rotating device (3), wherein:
the rotating device (3) comprises a connecting block (31), a supporting frame (32), a rotating motor (33) and a rotating shaft (34), the connecting block (31) is installed at the upper end of the swinging device (2), the supporting frame (32) is installed in the middle of the upper end of the connecting block (31), the rotating motor (33) is arranged on the inner side of the supporting frame (32), the rotating motor (33) is installed in the middle of the upper end of the connecting block (31) through a motor installing plate, the rotating shaft (34) is installed at the output end of the rotating motor (33), and the lower side of the rotating shaft (34) is installed in the;
the spherical fixing device (4) comprises a mounting block (41), a mounting sleeve (42), arc-shaped connecting rods (43), a rotating mechanism (44), a clamping mechanism (45) and a locking mechanism (46), wherein the mounting block (41) is mounted on the lower side of a rotating shaft (34), the mounting sleeve (42) is mounted on the upper side of the rotating shaft (34), the mounting sleeve (42) is connected with the mounting block (41) through the arc-shaped connecting rods (43), the arc-shaped connecting rods (43) are uniformly arranged along the circumferential direction of the mounting block (41), the rotating mechanism (44) is arranged between the arc-shaped connecting rods (43), the lower end of the rotating mechanism (44) is mounted at the upper end of the mounting block (41) through pin shafts, the rotating mechanism (44) and the arc-shaped connecting rods (43) are arranged at intervals, the clamping mechanism (45) is mounted on the outer side of the rotating mechanism (;
the rotating mechanism (44) comprises an arc-shaped rotating plate (441), a rotating sleeve (442) and fixing blocks (443), the lower end of the arc-shaped rotating plate (441) is mounted at the upper end of the mounting block (41) through a pin shaft, round holes are uniformly formed in the arc-shaped rotating plate (441) from top to bottom, the rotating sleeve (442) is mounted in the round holes through the pin shaft, and the fixing blocks (443) are vertically and symmetrically mounted on the outer side of the arc-shaped rotating plate (441);
fixture (45) are including grip block (451), coupling spring (452), slide bar (453), grip spring (454) and grip block (455), grip block (451) are installed through the hinge symmetry on fixed block (443), grip block (451) upper end passes through coupling spring (452) and links to each other, from last arc wall down evenly arranged on grip block (451), slide bar (453) are installed through sliding fit's mode in the arc wall, link to each other through grip spring (454) between slide bar (453) inboard and grip block (451), grip block (455) are installed to slide bar (453) outside.
2. The method for detecting the bacteria content in the food according to claim 1, wherein the method comprises the following steps: the swinging device (2) comprises a swinging motor (21), a driving gear (22), an arc-shaped frame (23), a supporting block (24), a swinging block (25), a clamping plate (26) and a limiting mechanism (27), swing motor (21) are installed in mounting panel (1) upper end middle part through the motor mounting panel, drive gear (22) are installed to the output of swing motor (21), mounting panel (1) upper end mid-mounting has arc frame (23), both ends symmetry is provided with supporting shoe (24) about arc frame (23) outside, mounting panel (1) upper end is installed in supporting shoe (24), swing piece (25) are installed through sliding fit's mode to arc frame (23) inboard, swing piece (25) upper end rear side is provided with cardboard (26), install in the inner rear side of arc in cardboard (26), stop gear (27) are installed to arc frame (23) upper end bilateral symmetry.
3. The method for detecting the bacteria content in the food according to claim 2, wherein the method comprises the following steps: the front side of the upper end of the swinging block (25) is provided with gear teeth, and the swinging block (25) is meshed with the driving gear (22) through the gear teeth.
4. The method for detecting the bacteria content in the food according to claim 2, wherein the method comprises the following steps: balls are uniformly arranged between the arc-shaped frame (23) and the swinging block (25).
5. The method for detecting the bacteria content in the food according to claim 2, wherein the method comprises the following steps: the limiting mechanism (27) comprises a limiting frame (271), a movable rod (272) and a reset spring (273), the limiting frame (271) is installed at the upper end of the arc-shaped frame (23), the movable rod (272) is installed at the lower end of the limiting frame (271) in a sliding fit mode, and the upper end of the movable rod (272) is connected with the limiting frame (271) through the reset spring (273).
6. The method for detecting the bacteria content in the food according to claim 1, wherein the method comprises the following steps: locking mechanism (46) include latch segment (461), check lock lever (462), locking spring (463) and lock sleeve (464), install latch segment (461) in the rotor plate upper end, check lock lever (462) are installed through sliding fit's mode to the inboard lower extreme of check lock block (461), check lock lever (462) inner links to each other with latch segment (461) through locking spring (463), lock sleeve (464) are installed through screw-thread fit's mode to rotation axis (34) upper end, the lower pot head of lock sleeve (464) is established in the outside of check lock block (461).
7. The method for detecting the bacteria content in the food according to claim 6, wherein the method comprises the following steps: the upper end of the rotating shaft (34) is provided with threads, and the locking sleeve (464) is installed at the upper end of the rotating shaft (34) in a thread matching mode.
8. The method for detecting the bacteria content in the food according to claim 6, wherein the method comprises the following steps: the upper end of the mounting sleeve (42) is evenly provided with locking holes along the circumferential direction, and the lower end of the locking rod (462) is provided with a ball which is clamped in the locking holes.
9. The method for detecting the bacteria content in the food according to claim 1, wherein the method comprises the following steps: the inner sides of the rotating sleeve (442) and the clamping block (455) are both provided with soft rubber layers, and the outer sides of the soft rubber layers are provided with anti-skid lines.
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| CN202010953055.XA CN112044391A (en) | 2020-09-11 | 2020-09-11 | Food bacteria content detection method |
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| CN202010953055.XA CN112044391A (en) | 2020-09-11 | 2020-09-11 | Food bacteria content detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113340611A (en) * | 2021-06-04 | 2021-09-03 | 谭阳 | Automobile central control screen production and manufacturing performance test system and test method |
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Application publication date: 20201208 |