CN114130259A - Solution mixing device convenient for fixing volumetric flask and used for food inspection and use method thereof - Google Patents
Solution mixing device convenient for fixing volumetric flask and used for food inspection and use method thereof Download PDFInfo
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- CN114130259A CN114130259A CN202111443851.XA CN202111443851A CN114130259A CN 114130259 A CN114130259 A CN 114130259A CN 202111443851 A CN202111443851 A CN 202111443851A CN 114130259 A CN114130259 A CN 114130259A
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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Abstract
The invention provides a solution blending device for food inspection and a using method thereof, wherein the solution blending device is convenient for fixing a volumetric flask and comprises a base, a stand column and an end cover, wherein a partition plate divides the space between the base and the end cover into two blending parts, namely a first blending part and a second blending part; the partition board is provided with a transmission part which simultaneously drives the first blending part and the second blending part to work; two sets of mixing mechanisms are the mechanism of the manual mixing of anthropomorphic dummy respectively and make the volumetric flask keep the slewing mechanism in the revolution, and two sets of mechanisms all can be fixed the volumetric flask is convenient to carry out effectual mixing operation to the solution and the sample that hold in it, have realized a dual-purpose function.
Description
Technical Field
The invention relates to the technical field of food inspection and detection, in particular to a solution mixing device for food inspection and a using method thereof, wherein the solution mixing device is convenient for fixing a volumetric flask.
Background
The food inspection and detection mainly adopts the means of physical chemistry and biology and the like to detect the quality of food so as to ensure the quality of the product to be qualified, and the main contents of the food inspection and detection comprise the sensory detection of the food, the detection of nutrient components, additives and harmful substances in the food and the like.
In the process of physicochemical detection of food, a sample is generally dissolved, and the food is dissolved in a corresponding solvent, so that the quality of the food is further measured. The food is dissolved by adopting a test tube or a volumetric flask, the dissolving operation can be realized in the test tube for easily soluble or small-dose food, and the volumetric flask is required to be adopted for difficultly soluble or large-dose food, so that the input amount of the solvent is increased to achieve a good dissolving effect.
At present, the purpose that the test tube sampling generally rocked through the manual work and reached and dissolve, and the volumetric flask rocks when dissolving food sample comparatively inconveniently because the volume is great, dissolves the effect and can not reach the expectation, can cause the error to subsequent detection.
Disclosure of Invention
The invention provides a solution blending device for food inspection, which is convenient for fixing a volumetric flask and is provided with two blending mechanisms driven by the same transmission structure, wherein the two blending mechanisms are respectively a mechanism simulating manual blending by a human and a rotating mechanism enabling the volumetric flask to keep rotating while revolving, and both the two mechanisms can conveniently fix the volumetric flask and effectively blend the solution and a sample contained in the volumetric flask.
The invention adopts the following technical scheme for realizing the aim:
a solution mixing device for food inspection convenient for fixing a volumetric flask comprises a base, a stand column and an end cover; the base and the end cover are supported by evenly distributed upright posts; the middle part of the upright post is also provided with a clapboard which divides the space between the base and the end cover into two blending parts, namely a first blending part and a second blending part; the baffle on be equipped with transmission portion, transmission portion drives first mixing portion and the work of second mixing portion simultaneously.
The transmission part comprises a transmission shaft arranged on the clapboard, and the transmission shaft is supported by the shaft seat; the outer side of the transmission shaft is connected with a handle, and the inner side of the transmission shaft is provided with a bevel gear; the transmission part also comprises a driven shaft arranged at the center of the partition board, the driven shaft is longitudinally arranged and is provided with a conical gear, and the conical gear on the transmission shaft is meshed with the conical gear on the driven shaft; the top of driven shaft is connected to the first mixing portion of baffle top, and the bottom of driven shaft is connected to the second mixing portion of baffle bottom.
The first blending part comprises a bottleneck limiting frame and a bottle bottom rotating frame; the bottleneck limiting frame is used for fixing the bottleneck of the volumetric flask, the bottleneck limiting frame is connected to the upright post through the adjusting device, and the adjusting device is used for adjusting the height of the bottleneck limiting frame; the bottle bottom rotating frame is connected to the top of the driven shaft and supports the bottom of the volumetric flask.
The bottleneck limiting frame comprises a ring frame, a universal plate and a rubber ring; the ring frame is of an annular structure, an arc-shaped groove is formed in the inner surface of the ring frame, and sliding grooves which are vertically and uniformly distributed are further formed in the surface of the arc-shaped groove; the universal plate is of an annular structure, a plurality of uniformly distributed balls are arranged on the outer edge surface of the universal plate, and the balls correspond to the sliding grooves; the center department of universal plate is equipped with movable detachable rubber ring, the rubber ring be equipped with open-ended trapezium structure for the side, the rubber ring registrates and inserts the universal plate after on the bottleneck of volumetric flask and in realizing the fixed to the volumetric flask bottleneck.
The outer side of the bottleneck limiting frame is also provided with a plurality of support arms corresponding to the stand columns, the end parts of the support arms are provided with U-shaped buckles, and the U-shaped buckles are provided with adjusting devices; the U-shaped buckle is fixed on the upright post by the adjusting device to fix the bottle neck limiting frame.
The adjusting device comprises a water-drop-shaped lock catch, a pressure head is arranged at the bottom of the lock catch, and the lock catch is hinged to the front part of the U-shaped buckle; a through hole is formed below the front part of the U-shaped buckle, and a pressure head at the bottom of the lock catch is hinged in the through hole in an eccentric mode; the pressure head compresses tightly the stand when the hasp turns over upwards, and the pressure head loosens the stand when turning over downwards.
The universal plate comprises two opposite pressing plates, each pressing plate is of an annular structure, and a semicircular ball groove with the size equivalent to that of the ball is arranged at the edge of each pressing plate; the outer side of the ball groove exceeds the outer edge surface of the pressure plate, and the diameter of the hole reserved on the outer edge surface is smaller than the diameter of the ball.
A slide rail is arranged on the bottle bottom rotating frame from the center to the outside, and a slide seat is arranged on the slide rail; the sliding seat is provided with a locking bolt; the slide on be equipped with the supporting component who supports the volumetric flask bottom.
The supporting sleeve comprises a sleeve, an ejector rod and a supporting plate; the sleeve is movably hinged on the sliding seat, and the elevation angle of the sleeve is freely adjustable; the supporting disc establish at ejector pin tip, ejector pin and sleeve interconnect with threaded connection's form, rotate the ejector pin and realize the regulation of supporting disc protrusion distance.
Furthermore, a bottle body supporting frame is also arranged on the supporting sleeve part, and comprises an arc-shaped telescopic arm and a supporting wheel arranged at the end part of the telescopic arm; the telescopic arm is arranged outside the sleeve through an annular sliding sleeve, a supporting spring is arranged on the upper portion of the sliding sleeve, and clamping plates are arranged on two sides of the sliding sleeve and two sides of the supporting spring respectively.
Furthermore, a T-shaped connector is arranged at the end part of the ejector rod, a groove corresponding to the T-shaped connector is formed in the rear part of the support plate, the support plate is installed on the T-shaped connector, and the support plate can rotate around the T-shaped connector; the front part of the supporting plate is also provided with a rubber disc.
The bottom of driven shaft is equipped with the driving gear, second mixing portion pass through the driving gear and drive.
The second blending part comprises two rotating discs which are arranged oppositely and a support column between the two rotating discs, and a plurality of support columns are uniformly distributed between the two rotating discs; still be equipped with the volumetric flask mount between two carousels, the bottom of volumetric flask mount is equipped with driven gear, driven gear and driving gear intermeshing.
The center of the bottom of the clapboard and the center of the upper part of the base are respectively provided with a stepped shaft seat, and the driven shaft is supported by the stepped shaft seats; the top and bottom turntables are respectively and correspondingly supported to the shoulder parts of the stepped shaft seat.
The volumetric flask fixing frames are uniformly distributed between the rotating discs, and are arranged between the two rotating discs in a circumferential mode; the driven gear at the bottom of the volumetric flask fixing frame is respectively meshed with the driving gear.
The volumetric flask fixing frame comprises an upper plate, a lower plate and a connecting rod for connecting the upper plate and the lower plate; the upper part of the upper plate and the lower part of the lower plate are respectively provided with a hinge shaft, and the corresponding position on the turntable is provided with a through hole for the hinge shaft to pass through; the driven gear is arranged on the hinge shaft at the lower part of the lower plate.
The upper part of the lower plate is provided with a sunken part corresponding to the bottom of the volumetric flask, the volumetric flask fixing frame also comprises a gland, the gland is of an annular structure, an arc-shaped groove is arranged below the center of the gland, and the groove corresponds to the upper part of the volumetric flask body; the gland is also provided with a sliding hole corresponding to the connecting rod, and the gland slides up and down on the connecting rod through the sliding hole.
The use method of the solution mixing device for food inspection, which is convenient for fixing a volumetric flask, comprises the following steps:
p1, adding the sample and the solvent into the volumetric flask, and covering the cap of the volumetric flask;
p2, install the volumetric flask on this device, the mounting means of baffle upper portion and lower part volumetric flask is different, and specific mounting means is:
the mounting mode of P2 (1) and the volumetric flask of the first mixing part is as follows: firstly, adjusting the position of a sliding seat according to the size of a volumetric flask or the required inclined angle of the volumetric flask, locking the sliding seat through a locking bolt, sleeving a rubber ring at the bottleneck of the volumetric flask, and inserting the rubber ring into a universal plate; finally, the bottom of the volumetric flask is supported to a supporting disc, the supporting disc corresponds to the center of the volumetric flask, a supporting rod is rotated to enable the supporting disc to tightly push the bottom of the volumetric flask, and at the moment, a rubber ring at the bottleneck position is upwards extruded and further locked; according to the size of the volumetric flask, the telescopic arm and the support wheel automatically stretch and retract to support the flask body of the volumetric flask, so that the installation operation of the volumetric flask is completed;
the mounting mode of P2 (2) and the volumetric flask of the second mixing part is as follows: lifting the gland up along the pillar, then placing the volumetric flask into the concave part on the lower plate, then sliding the gland downwards to enable the bottle neck to penetrate through the hole in the center of the gland, and finally pressing the gland onto the upper part of the flask body of the volumetric flask to complete the installation operation of the second blending part;
after the P3 volumetric flask and the volumetric flask are installed, the handle is rotated to drive the driven shaft to rotate, and the driven shaft drives the first blending part and the second blending part to rotate to complete blending operation.
The invention adopts the technical scheme and has the following beneficial effects:
1. the device drives the two parts of mixing devices to work through a transmission structure, so that the function of one machine with two functions is realized, the two parts of mixing devices work simultaneously, and the mixing efficiency is improved;
2. the first blending part simulates manual operation, and a scene of manually shaking the volumetric flask is simulated through the rotation of the flask bottom rotating frame, so that the blending time can be greatly reduced, and the blending efficiency and quality are improved;
3. the second blending part utilizes the working mode of the planetary gear, so that the volumetric flask placed on the second blending part can rotate around the center, and the blending quality is ensured.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic view of a bottleneck limiting frame.
Fig. 3 is a schematic view of the latch.
FIG. 4 is a schematic view of a gimbal plate.
Fig. 5 is a schematic view of a bottle bottom turret.
Fig. 6 is a schematic view of a support tray.
Fig. 7 is a schematic view of the second kneading section.
FIG. 8 is a schematic view of the stepped shaft seat.
Detailed Description
The present invention will be further described with reference to the following examples.
As shown in figure 1, the solution mixing device for food inspection, which is convenient for fixing a volumetric flask, comprises a base 1, a stand column 2 and an end cover 3; the base 1 and the end cover 3 are supported by the evenly distributed upright posts 2; the middle part of the upright post 2 is also provided with a clapboard 4, and the clapboard 4 divides the space between the base 1 and the end cover 3 into two blending parts, namely a first blending part 5 and a second blending part 6; the baffle 4 on be equipped with transmission portion 7, transmission portion 7 drives first mixing portion 5 and the work of second mixing portion 6 simultaneously.
The transmission part 7 comprises a transmission shaft 701 arranged on the clapboard 4, and the transmission shaft 701 is supported by a shaft seat 702; the outer side of the transmission shaft 701 is connected with a handle 703, and the inner side of the transmission shaft 701 is provided with a bevel gear 704; the transmission part 7 further comprises a driven shaft 705 arranged at the center of the partition plate 4, the driven shaft 705 is longitudinally arranged and provided with a bevel gear 704, and the bevel gear 704 on the driving shaft 705 and the bevel gear 704 on the driven shaft 705 are meshed with each other; the top of the driven shaft 705 is connected to the first kneading part 5 above the partition plate 4, and the bottom of the driven shaft 705 is connected to the second kneading part 6 at the bottom of the partition plate 4.
The first blending part 5 comprises a bottleneck limiting frame 501 and a bottle bottom rotating frame 502; the bottleneck limiting frame 501 fixes the bottleneck of the volumetric flask, the bottleneck limiting frame 501 is connected to the upright post 2 through an adjusting device 503, and the adjusting device 503 is used for adjusting the height of the bottleneck limiting frame 501; the bottom turret 502 is connected to the top of the driven shaft 705, and the bottom turret 502 supports the bottom of the volumetric flask.
As shown in fig. 2, the bottleneck limiting frame 501 comprises a ring frame 5011, a universal plate 5012 and a rubber ring 5013; the ring frame 5011 is of an annular structure, an arc-shaped groove is formed in the inner surface of the ring frame, and sliding grooves which are vertically and uniformly distributed are further formed in the surface of the arc-shaped groove; the universal plate 5012 is of an annular structure, a plurality of uniformly distributed balls 5013 are arranged on the outer edge surface of the universal plate 5012, and the balls 5013 correspond to the sliding grooves; the center department of universal plate 5012 is equipped with activity detachable rubber ring 5016, rubber ring 5016 be equipped with the open-ended trapezium structure for the side, rubber ring 5016 registrates and inserts the realization in universal plate 5012 and fixes the volumetric flask bottleneck after on the bottleneck of volumetric flask.
A plurality of support arms 5014 corresponding to the upright posts 2 are further arranged on the outer side of the bottleneck limiting frame 501, U-shaped buckles 5015 are arranged at the end parts of the support arms 5014, and adjusting devices 503 are arranged on the U-shaped buckles 5015; the adjusting device 503 fixes the U-shaped buckle 5015 on the upright post 2 to fix the bottleneck limiting frame 501.
The adjusting device 503 comprises a water-drop-shaped latch 5031 as shown in fig. 3, a pressure head 5032 is arranged at the bottom of the latch 5031, and the latch 5031 is hinged to the front of the U-shaped buckle 5015; a through hole is formed below the front part of the U-shaped buckle 5015, and a pressure head 5031 at the bottom of the lock catch 5031 is eccentrically hinged in the through hole; when the lock catch is turned over upwards, the pressure head 5032 presses the upright post 2, and when the lock catch is turned over downwards, the pressure head 5032 releases the upright post 2.
As shown in fig. 4, the universal plate 5012 includes two opposite pressing plates 5017, the pressing plates 5017 are annular structures, and a semicircular ball groove with a size equivalent to that of the ball 5013 is formed at the edge of each pressing plate 5017; the outer side of the ball slot extends beyond the outer edge face of the pressure plate 5017 and leaves a smaller diameter on the outer edge face than the diameter of the ball 5013.
As shown in fig. 5, a sliding rail 5021 is provided on the bottle bottom rotating frame 502 from the center to the outside, and a sliding seat 5022 is provided on the sliding rail 5021; the sliding seat is provided with a locking bolt 5023; the sliding seat 5022 is provided with a supporting component 504 for supporting the bottom of the volumetric flask.
The supporting kit 504 comprises a sleeve 5041, a top rod 5042 and a supporting plate 5043; the sleeve 5041 is movably hinged on the sliding seat 5022, and the elevation angle of the sleeve is freely adjustable; the support 5043 is arranged at the end of the top rod 5042, the top rod 5042 and the sleeve 5041 are connected with each other in a threaded connection mode, and the top rod 5042 is rotated to realize the adjustment of the extending distance of the support 5043.
Further, a bottle body supporting frame 5044 is further arranged on the supporting kit 504, and the bottle body supporting frame 5044 comprises an arc-shaped telescopic arm 5045 and a supporting wheel 8 arranged at the end part of the telescopic arm 5045; the telescopic arm 5045 is arranged outside the sleeve 5041 through an annular sliding sleeve 5046, a supporting spring 5047 is arranged at the upper part of the sliding sleeve 5046, and clamping plates 5048 are respectively arranged at two sides of the sliding sleeve 5046 and the supporting spring 5047.
As shown in fig. 6, a T-shaped connector 5049 is arranged at the end of the top rod 5042, a groove corresponding to the T-shaped connector 5049 is arranged at the rear part of the support plate 5043, the support plate 5043 is mounted on the T-shaped connector 5049, and the support plate 5043 rotates around the T-shaped connector 5049; the front part of the supporting plate 5043 is also provided with a rubber disc 9.
The bottom of the driven shaft 705 is provided with a driving gear 7051, and the second blending part 6 is driven by the driving gear 7051.
As shown in fig. 7, the second kneading part 6 includes two rotating discs 601 arranged oppositely and a support 602 between the two rotating discs 601, and a plurality of supports 602 are arranged between the two rotating discs 601 and are distributed uniformly; a volumetric flask fixing frame 603 is further arranged between the two rotating discs 601, a driven gear 604 is arranged at the bottom of the volumetric flask fixing frame 603, and the driven gear 604 is meshed with the driving gear 7051.
Stepped shaft seats 605 shown in fig. 8 are respectively arranged at the center of the bottom of the partition plate 4 and the center of the upper part of the base 1, and the driven shaft 705 is supported by the stepped shaft seats 605; the top and bottom turntables 601 are supported to respective shoulders of a stepped shaft seat 605.
A plurality of volumetric flask fixing frames 603 are uniformly distributed between the turntables 601, and the volumetric flask fixing frames 603 are circumferentially arranged between the two turntables 601; the driven gears 604 at the bottom of the volumetric flask fixing frame 603 are respectively meshed with the driving gears 7051.
The volumetric flask fixing frame 603 comprises an upper plate 6031, a lower plate 6032 and a connecting rod 6033 connecting the upper plate 6031 and the lower plate 6032; the upper part of the upper plate 6031 and the lower part of the lower plate 6032 are respectively provided with a hinge shaft 6034, and the corresponding position on the turntable 601 is provided with a through hole for the hinge shaft 6034 to pass through; the driven gear 604 is provided on the hinge shaft 6034 at the lower portion of the lower plate 6032.
A concave part corresponding to the bottom of the volumetric flask is arranged above the lower plate 6032, the volumetric flask fixing frame 603 further comprises a gland 6035, the gland 6035 is of an annular structure, an arc-shaped groove is arranged below the center of the gland 6035, and the groove corresponds to the upper part of the volumetric flask body; the gland 6035 is further provided with a sliding hole corresponding to the connecting rod 6033, and the gland 6035 slides up and down on the connecting rod 6033 through the sliding hole.
The use method of the solution mixing device for food inspection, which is convenient for fixing a volumetric flask, comprises the following steps:
p1, adding the sample and the solvent into the volumetric flask, and covering the cap of the volumetric flask;
p2, install the volumetric flask on this device, the mounting means of baffle 4 upper portion and lower part volumetric flask is different, and specific mounting means does:
the mounting mode of the P2 (1) and the volumetric flask of the first mixing part 5 is as follows: firstly, the position of a sliding seat 5022 is adjusted according to the size of the volumetric flask or the required inclined angle of the volumetric flask and is locked by a locking bolt 5023, and then a rubber ring 5016 is sleeved at the bottleneck of the volumetric flask and is inserted into a universal plate 5012; finally, the bottom of the volumetric flask is supported on a support plate 5043, the support plate 5043 corresponds to the center of the volumetric flask, a support rod 5042 is rotated to enable the support plate 5043 to tightly push the bottom of the volumetric flask, and the rubber ring 5016 at the bottle neck is pressed upwards to further lock; according to the size of the volumetric flask, the telescopic arm 5045 and the supporting wheel 8 automatically stretch and retract to support the flask body of the volumetric flask, so that the installation operation of the volumetric flask is completed;
the volumetric flask of the P2 (2) and the second mixing part 6 is mounted in the following manner: the pressing cover 6035 is lifted upwards along the pillar 602, then the volumetric flask is placed in the concave part on the lower plate 6032, then the pressing cover 6035 is slid downwards, so that the bottle neck passes through the hole in the center of the pressing cover 6035, and finally the pressing cover 6035 is pressed on the upper part of the body of the volumetric flask to complete the installation operation of the second blending part 6;
after the P3 and the volumetric flask are installed, the handle 703 is rotated to drive the driven shaft 705 to rotate, and the driven shaft 705 drives the first blending part 5 and the second blending part 6 to rotate, so as to complete blending operation.
This device is equipped with the mixing device of two kinds of different forms from top to bottom, and two kinds of devices drive through a drive mechanism, and two sets of mixing can use simultaneously, also can only place into one of them set of mixing device.
First mixing portion adopts the form of the artifical mixing of simulation, and the height of the spacing frame of bottleneck can be realized through adjustment adjusting device's pressure head, loosens the pressure head when needing the regulation, along stand adjustment height after again with pressure head locking can, can prevent the not volumetric flask of co-altitude through the height of the spacing frame of regulation bottleneck.
During the use with the rubber ring registrate on the bottleneck of volumetric flask, then insert the universal plate with the rubber ring in, in the ball on the universal plate corresponds the spout on the ring frame, still has curved recess in the ring frame simultaneously, the bottleneck of volumetric flask can multi-angle displacement but can not take place the rotation of horizontal direction in the ring frame.
The slide rails on the bottle bottom rotating frame, the corresponding slide seats and the locking bolts can adjust the inclination angle of the volumetric flask, and the slide seats are closer to the outer side of the bottle bottom rotating frame, so that the inclination angle of the volumetric flask is larger; the automatic locking operation of adjusting well can be realized with the cooperation of the spacing frame of bottleneck to articulated sleeve and supporting ejector pin, the volumetric flask bottleneck is after fixed by the spacing frame of bottleneck, the bottom supports through the supporting disk of ejector pin tip, along with stretching out of ejector pin, it is tight to laminate gradually at the bottom of supporting disk and the volumetric flask bottle, its angle in the ring frame of in-process universal board automatically regulated of laminating, and the sleeve also adjusts its angle on the slide thereupon, laminate completely with the supporting disk at the bottom of the bottle until, at this moment, universal disk is concentric and parallel state with the supporting disk. The rubber disc that sets up in the front portion of supporting disk has the effect of laminating at the bottom of buffering supporting disk and the bottle on the one hand, and on the other hand, the rubber disc also can produce certain friction at the bottom of with the bottle, prevents that gliding phenomenon from appearing in the pivoted in-process. In addition, the T-shaped connector structure at the end part of the ejector rod enables the support disc to freely rotate on the ejector rod.
The body support frame that the sleeve outside set up also can carry out automatically regulated according to the specification of volumetric flask, when using the volumetric flask of different specifications, flexible arm can stretch out different heights to the upper portion, makes the supporting wheel can support the body of volumetric flask all the time, plays the supporting role to the volumetric flask.
First mixing portion rotates under the in-process of work, and the bottle end of the bottle pivot is under the drive of driven shaft, drives the bottle end and rotates, and the regulation of angle can be done to the bottleneck this moment, but can not take place the rotation of horizontal direction, and the bottle end of the bottle then rotates under the support of supporting disk, but the body remains the circumferencial direction rotation throughout. Similar to the manual hand-held capacity bottleneck, the bottom draws the mixing way of circle type.
The second blending part is driven by a driving gear on a driven shaft, a plurality of volumetric flask fixing frames are arranged on the second blending part, and each volumetric flask fixing frame is correspondingly connected with a driven gear; the driving gear and the driven gear form a planetary gear structure, so that in the process that the driving gear drives the driven gear to rotate, the rotary table rotates to drive the volumetric flask fixing frame to revolve, and meanwhile, the volumetric flask fixing frame rotates per se to uniformly mix volumetric flasks placed in the frame. The depressed part on the hypoplastron can be placed the volumetric flask bottom, and the gland slides from top to bottom and compresses tightly volumetric flask upper portion, has guaranteed the stability of volumetric flask.
This device can place the volumetric flask according to the demand in the in-service use, provides a fine instrument for the dissolution of sample among the food detection.
Claims (10)
1. The utility model provides a solution mixing device for food inspection convenient to fixed volumetric flask, it includes base, stand and end cover, its characterized in that: the base and the end cover are supported by evenly distributed upright posts; the middle part of the upright post is also provided with a clapboard which divides the space between the base and the end cover into two blending parts, namely a first blending part and a second blending part; the baffle on be equipped with transmission portion, transmission portion drives first mixing portion and the work of second mixing portion simultaneously.
2. The solution mixing device convenient for the food inspection of the fixed volumetric flask according to claim 1, characterized in that: the transmission part comprises a transmission shaft arranged on the clapboard, and the transmission shaft is supported by the shaft seat; the outer side of the transmission shaft is connected with a handle, and the inner side of the transmission shaft is provided with a bevel gear; the transmission part also comprises a driven shaft arranged at the center of the partition board, the driven shaft is longitudinally arranged and is provided with a conical gear, and the conical gear on the transmission shaft is meshed with the conical gear on the driven shaft; the top of the driven shaft is connected to the first blending part above the partition plate, and the bottom of the driven shaft is connected to the second blending part at the bottom of the partition plate; the bottom of driven shaft is equipped with the driving gear, second mixing portion pass through the driving gear and drive.
3. The solution mixing device convenient for the food inspection of the fixed volumetric flask according to claim 2, characterized in that: the first blending part comprises a bottleneck limiting frame and a bottle bottom rotating frame; the bottleneck limiting frame is used for fixing the bottleneck of the volumetric flask, the bottleneck limiting frame is connected to the upright post through the adjusting device, and the adjusting device is used for adjusting the height of the bottleneck limiting frame; the bottle bottom rotating frame is connected to the top of the driven shaft and supports the bottom of the volumetric flask.
4. The solution mixing device convenient for the food inspection of the fixed volumetric flask according to claim 3, characterized in that: the bottleneck limiting frame comprises a ring frame, a universal plate and a rubber ring; the ring frame is of an annular structure, an arc-shaped groove is formed in the inner surface of the ring frame, and sliding grooves which are vertically and uniformly distributed are further formed in the surface of the arc-shaped groove; the universal plate is of an annular structure, a plurality of uniformly distributed balls are arranged on the outer edge surface of the universal plate, and the balls correspond to the sliding grooves; the center of the universal plate is provided with a movable and detachable rubber ring, the rubber ring is of a trapezoidal structure with an opening on the side surface, and the rubber ring is sleeved on the bottleneck of the volumetric flask and then inserted into the universal plate to fix the bottleneck of the volumetric flask; the outer side of the bottleneck limiting frame is also provided with a plurality of support arms corresponding to the stand columns, the end parts of the support arms are provided with U-shaped buckles, and the U-shaped buckles are provided with adjusting devices; the U-shaped buckle is fixed on the upright post by the adjusting device to realize the fixation of the bottleneck limiting frame; the universal plate comprises two opposite pressing plates, each pressing plate is of an annular structure, and a semicircular ball groove with the size equivalent to that of the ball is arranged at the edge of each pressing plate; the outer side of the ball groove exceeds the outer edge surface of the pressure plate, and the diameter of the hole reserved on the outer edge surface is smaller than the diameter of the ball.
5. The solution mixing device convenient for the food inspection of the fixed volumetric flask according to claim 4, characterized in that: the adjusting device comprises a water-drop-shaped lock catch, a pressure head is arranged at the bottom of the lock catch, and the lock catch is hinged to the front part of the U-shaped buckle; a through hole is formed below the front part of the U-shaped buckle, and a pressure head at the bottom of the lock catch is hinged in the through hole in an eccentric mode; the pressure head compresses tightly the stand when the hasp turns over upwards, and the pressure head loosens the stand when turning over downwards.
6. The solution mixing device convenient for the food inspection of the fixed volumetric flask according to claim 5, characterized in that: a slide rail is arranged on the bottle bottom rotating frame from the center to the outside, and a slide seat is arranged on the slide rail; the sliding seat is provided with a locking bolt; the sliding seat is provided with a supporting component for supporting the bottom of the volumetric flask; the supporting sleeve comprises a sleeve, an ejector rod and a supporting plate; the sleeve is movably hinged on the sliding seat, and the elevation angle of the sleeve is freely adjustable; the supporting disc is arranged at the end part of the ejector rod, the ejector rod and the sleeve are mutually connected in a threaded connection mode, and the extension distance of the supporting disc is adjusted by rotating the ejector rod; the support sleeve is also provided with a bottle body support frame, and the bottle body support frame comprises an arc-shaped telescopic arm and a support wheel arranged at the end part of the telescopic arm; the telescopic arm is arranged outside the sleeve through an annular sliding sleeve, a supporting spring is arranged on the upper portion of the sliding sleeve, and clamping plates are arranged on two sides of the sliding sleeve and two sides of the supporting spring respectively.
7. The solution mixing device convenient for the food inspection of the fixed volumetric flask according to claim 6, characterized in that: the end part of the ejector rod is provided with a T-shaped connector, the rear part of the support disc is provided with a groove corresponding to the T-shaped connector, the support disc is arranged on the T-shaped connector, and the support disc can rotate around the T-shaped connector; the front part of the supporting plate is also provided with a rubber disc.
8. The solution mixing device convenient for the food inspection of the fixed volumetric flask according to claim 7, characterized in that: the second blending part comprises two rotating discs which are arranged oppositely and a support column between the two rotating discs, and a plurality of support columns are uniformly distributed between the two rotating discs; a volumetric flask fixing frame is also arranged between the two turntables, a driven gear is arranged at the bottom of the volumetric flask fixing frame, and the driven gear is meshed with the driving gear; the volumetric flask fixing frames are uniformly distributed between the rotating discs, and are arranged between the two rotating discs in a circumferential mode; the driven gear at the bottom of the volumetric flask fixing frame is respectively meshed with the driving gear; the center of the bottom of the clapboard and the center of the upper part of the base are respectively provided with a stepped shaft seat, and the driven shaft is supported by the stepped shaft seats; the top and bottom turntables are respectively and correspondingly supported to the shoulder parts of the stepped shaft seat.
9. The solution mixing device convenient for the food inspection of the fixed volumetric flask according to claim 8, characterized in that: the volumetric flask fixing frame comprises an upper plate, a lower plate and a connecting rod for connecting the upper plate and the lower plate; the upper part of the upper plate and the lower part of the lower plate are respectively provided with a hinge shaft, and the corresponding position on the turntable is provided with a through hole for the hinge shaft to pass through; the driven gear is arranged on the hinge shaft at the lower part of the lower plate; the upper part of the lower plate is provided with a sunken part corresponding to the bottom of the volumetric flask, the volumetric flask fixing frame also comprises a gland, the gland is of an annular structure, an arc-shaped groove is arranged below the center of the gland, and the groove corresponds to the upper part of the volumetric flask body; the gland is also provided with a sliding hole corresponding to the connecting rod, and the gland slides up and down on the connecting rod through the sliding hole.
10. The use method of the mixing device for food inspection solution convenient for fixing the volumetric flask as set forth in claim 1, comprises the following steps:
p1, adding the sample and the solvent into the volumetric flask, and covering the cap of the volumetric flask;
p2, install the volumetric flask on this device, the mounting means of baffle upper portion and lower part volumetric flask is different, and specific mounting means is:
the mounting mode of P2 (1) and the volumetric flask of the first mixing part is as follows: firstly, adjusting the position of a sliding seat according to the size of a volumetric flask or the required inclined angle of the volumetric flask, locking the sliding seat through a locking bolt, sleeving a rubber ring at the bottleneck of the volumetric flask, and inserting the rubber ring into a universal plate; finally, the bottom of the volumetric flask is supported to a supporting disc, the supporting disc corresponds to the center of the volumetric flask, a supporting rod is rotated to enable the supporting disc to tightly push the bottom of the volumetric flask, and at the moment, a rubber ring at the bottleneck position is upwards extruded and further locked; according to the size of the volumetric flask, the telescopic arm and the support wheel automatically stretch and retract to support the flask body of the volumetric flask, so that the installation operation of the volumetric flask is completed;
the mounting mode of P2 (2) and the volumetric flask of the second mixing part is as follows: lifting the gland up along the pillar, then placing the volumetric flask into the concave part on the lower plate, then sliding the gland downwards to enable the bottle neck to penetrate through the hole in the center of the gland, and finally pressing the gland onto the upper part of the flask body of the volumetric flask to complete the installation operation of the second blending part;
after the P3 volumetric flask and the volumetric flask are installed, the handle is rotated to drive the driven shaft to rotate, and the driven shaft drives the first blending part and the second blending part to rotate to complete blending operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111443851.XA CN114130259A (en) | 2021-11-30 | 2021-11-30 | Solution mixing device convenient for fixing volumetric flask and used for food inspection and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111443851.XA CN114130259A (en) | 2021-11-30 | 2021-11-30 | Solution mixing device convenient for fixing volumetric flask and used for food inspection and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114130259A true CN114130259A (en) | 2022-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111443851.XA Pending CN114130259A (en) | 2021-11-30 | 2021-11-30 | Solution mixing device convenient for fixing volumetric flask and used for food inspection and use method thereof |
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| Country | Link |
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| CN (1) | CN114130259A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985711A (en) * | 2022-05-23 | 2022-09-02 | 北京科技大学 | Model casting alloy solution mixing equipment |
-
2021
- 2021-11-30 CN CN202111443851.XA patent/CN114130259A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985711A (en) * | 2022-05-23 | 2022-09-02 | 北京科技大学 | Model casting alloy solution mixing equipment |
| CN114985711B (en) * | 2022-05-23 | 2023-02-28 | 北京科技大学 | Model casting alloy solution mixing equipment |
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Inventor after: Zhang Helan Inventor after: Li Pan Inventor after: Huang Xia Inventor after: Wang Wei Inventor after: Zou Aihua Inventor after: Xue Zedong Inventor after: Zhao Qi Inventor after: Yang Qingjie Inventor before: Zhang Helan Inventor before: Li Pan Inventor before: Huang Xia Inventor before: Wang Wei Inventor before: Zou Aihua Inventor before: Xue Zedong Inventor before: Zhao Qi |