CN219870579U - Integrated pretreatment equipment for multi-vitamin detection - Google Patents

Integrated pretreatment equipment for multi-vitamin detection Download PDF

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Publication number
CN219870579U
CN219870579U CN202320373173.2U CN202320373173U CN219870579U CN 219870579 U CN219870579 U CN 219870579U CN 202320373173 U CN202320373173 U CN 202320373173U CN 219870579 U CN219870579 U CN 219870579U
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loading device
water bath
liquid
integrated pretreatment
multivitamin
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牛灿杰
叶素丹
胡玉霞
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Zhejiang Economic & Trade Polytechnic
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Zhejiang Economic & Trade Polytechnic
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Abstract

The utility model discloses integrated pretreatment equipment for multi-vitamin detection, which relates to the technical field of vitamin detection experiments and comprises a constant-temperature water bath mechanism and an oscillating mechanism, wherein water bath liquid enters a loading device from a liquid inlet, after the water bath liquid can meet the test requirements, the water bath liquid is stopped being injected, then reagents in a reagent bottle are injected into a fusion cavity through a through hole for chemical reaction, after various reagents are injected, the loading device is fixed in a fixing ring, an oscillating motor drives a cross rod to oscillate through a connecting shaft, and meanwhile, the cross rod synchronously drives the loading device in the fixing ring to oscillate, so that the loading device plays a role of shaking, after the shaking is finished, a control valve on a liquid outlet is opened, the water bath liquid is discharged from the liquid outlet, insoluble impurities in a solution can be filtered by a sand core filter, and the sealing valve ensures that the solution can not leak in the constant volume and the reaction process, and the final experiment effect is influenced.

Description

Integrated pretreatment equipment for multi-vitamin detection
Technical Field
The utility model relates to the technical field of vitamin detection experiments, in particular to integrated pretreatment equipment for detecting multiple vitamins.
Background
Vitamins are a class of trace organic substances that humans must obtain from foods to maintain normal physiological functions, playing an important role in the growth, metabolism, and development of the human body.
When the multi-vitamin reagent is required to be detected, the vitamins are usually detected separately, the time cost is too high, the reagent preparation is time-consuming and environment-polluting, and if the autoclave is used, the operation is dangerous to a certain extent, the operation is required to be used by more specialized personnel, the time and the labor are wasted, and the extra error is easy to generate.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.
The present utility model has been made in view of the above and/or existing problems in an integrated pretreatment device for multivitamin detection.
Accordingly, the present utility model is directed to providing an integrated pretreatment device for multi-vitamin detection.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an integrated pretreatment equipment for multi-vitamin detection, includes constant temperature water bath mechanism, and it includes loading device and the fusion chamber of being seted up of loading device inner chamber, the upper end of fusion chamber has been seted up the through-hole, the through-hole is located loading device's centre, the inlet is installed to loading device's upper end one side, the liquid outlet has been seted up to loading device's lower extreme one side, loading device and one side of fusion chamber are connected with filtering component, the reagent bottle is installed on loading device's top;
the oscillating mechanism comprises a base and a supporting rod arranged in the middle of the upper end of the base, wherein the upper end of the supporting rod is hinged with a cross rod, one end of the cross rod, far away from the supporting rod, is provided with a fixing ring, the loading device is movably connected in the fixing ring, the hinged part of the supporting rod and the cross rod is provided with a connecting shaft, and one end of the connecting shaft is provided with an oscillating motor.
As a preferable embodiment of the integrated pretreatment device for multi-vitamin detection of the present utility model, wherein: the surface of the loading device is provided with a glass window, and one side of the loading device is provided with a non-contact temperature sensor and a non-contact liquid level sensor.
Through adopting above-mentioned technical scheme, non-contact temperature-sensing ware can detect water bath temperature, and non-contact liquid level sensor can detect the water level of the interior constant temperature water bath of loading attachment, ensures that the liquid of water bath can reach the liquid level and the highest water level of test requirement be less than reactor ration water level.
As a preferable embodiment of the integrated pretreatment device for multi-vitamin detection of the present utility model, wherein: the bottom of the fusion cavity is connected with a drain outlet, and a drain valve is arranged in the middle of the drain outlet.
By adopting the technical scheme, after the experiment is completed, a drain valve on the drain outlet is opened, so that the waste liquid is discharged from the drain outlet.
As a preferable embodiment of the integrated pretreatment device for multi-vitamin detection of the present utility model, wherein: and control valves are arranged on the liquid inlet and the liquid outlet.
By adopting the technical scheme, water bath liquid can conveniently enter from the liquid inlet and be discharged from the liquid outlet.
As a preferable embodiment of the integrated pretreatment device for multi-vitamin detection of the present utility model, wherein: the filter assembly comprises a sand core filter and a sealing valve, wherein the sand core filter is positioned on one side of the sealing valve away from the fusion cavity.
Through adopting above-mentioned technical scheme, the insoluble impurity in the solution can be filtered to the psammitolite filter, and the sealing valve ensures can not lead to revealing of solution at constant volume and reaction in-process, influences final experimental effect.
As a preferable embodiment of the integrated pretreatment device for multi-vitamin detection of the present utility model, wherein: the upper part of the reagent bottle is inserted with a connecting pipe, one end of the connecting pipe is connected with a peristaltic pump, the output end of the peristaltic pump is connected with a conveying pipe, and the conveying pipe is positioned in the through hole.
By adopting the technical scheme, when a plurality of groups of reagents are required to be injected, the peristaltic pump is started, the peristaltic pump takes out the reagents from the reagent bottle through the connecting pipe, and then the reagents are injected into the through and fusion cavity through the conveying pipe.
As a preferable embodiment of the integrated pretreatment device for multi-vitamin detection of the present utility model, wherein: the reagent bottles are arranged in three groups.
By adopting the technical scheme, three groups of reagent bottles are respectively filled with primary water and phosphoric acid aqueous solution (1:1, V/V) and sodium hydroxide aqueous solution (4 mol/L).
As a preferable embodiment of the integrated pretreatment device for multi-vitamin detection of the present utility model, wherein: the inner cavity middle of the base is provided with a driving motor, the output end of the driving motor is connected with a rotating shaft, the upper end of the rotating shaft is connected with a rotary disc, and the rotary disc is positioned at the lower end of the supporting rod.
Through adopting above-mentioned technical scheme, driving motor drives the carousel through the pivot and rotates, and the carousel also will drive bracing piece and horizontal pole in step and rotate for when bracing piece and horizontal pole rotated, also can drive loading attachment and produce centrifugal rotation, conveniently fuses the better mixture of the chemical reagent in the chamber.
The utility model has the beneficial effects that: the water bath liquid enters the loading device from the liquid inlet, after the water bath liquid can meet the test requirement, the water bath liquid is stopped being injected, then the reagent in the reagent bottle is injected into the fusion cavity through the through hole to carry out chemical reaction, after various reagents are injected, the loading device is fixed in the fixing ring, the oscillating motor drives the cross rod to oscillate through the connecting shaft, meanwhile, the cross rod synchronously drives the loading device in the fixing ring to oscillate, so that the loading device plays a shaking role, after shaking is finished, the control valve on the liquid outlet is opened, the water bath liquid is discharged from the liquid outlet, the sand core filter can filter insoluble impurities in the solution, and the sealing valve ensures that the leakage of the solution can not be caused in the constant volume and reaction process, and the final experimental effect is influenced. The scheme integrates liquid adding, volume fixing, filtering and reaction, and avoids extra operation outside and extra error caused by liquid transfer.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a diagram showing the overall structure of an integrated pretreatment apparatus for multivitamin detection.
Fig. 2 is a top view showing the overall structure of an integrated pretreatment apparatus for multi-vitamin detection.
Fig. 3 is a schematic diagram of the structure of a thermostatic water bath mechanism and an oscillating mechanism of an integrated pretreatment device for multi-vitamin detection.
In the drawings, the list of components represented by the various numbers is as follows:
100. a constant temperature water bath mechanism; 101. a loading device; 101a, glass window; 101b, a non-contact temperature sensor; 101c, a non-contact liquid level sensor; 102. a fusion chamber; 102a, a sewage outlet; 102b, a blow-down valve; 103. a through hole; 104. a liquid inlet; 105. a liquid outlet; 105a, control valves; 106. a filter assembly; 106a, a sand core filter; 106b, a sealing valve; 107. a reagent bottle; 107a, connecting pipes; 107b, peristaltic pumps; 107c, a delivery tube; 200. an oscillating mechanism; 201. a base; 201a, a driving motor; 201b, a rotating shaft; 201c, a turntable; 202. a support rod; 203. a cross bar; 204. a fixing ring; 205. a connecting shaft; 206. and (5) oscillating the motor.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1, 2 and 3, a first embodiment of the present utility model provides an integrated pretreatment device for multivitamin detection, comprising:
the constant temperature water bath mechanism 100 comprises a loading device 101 and a fusion cavity 102 formed in an inner cavity of the loading device 101, wherein the loading device 101 is a cylinder, a through hole 103 is formed in the upper end of the fusion cavity 102, the through hole 103 is positioned in the middle of the loading device 101, the fusion cavity 102 and the through hole 103 are of a flask-shaped structure, a liquid inlet 104 is formed in one side of the upper end of the loading device 101, a liquid outlet 105 is formed in one side of the lower end of the loading device 101, a filtering assembly 106 is connected to one side of the loading device 101 and the fusion cavity 102, and a reagent bottle 107 is arranged at the top end of the loading device 101;
the oscillating mechanism 200 comprises a base 201 and a supporting rod 202 arranged in the middle of the upper end of the base 201, wherein a cross rod 203 (the cross rod 203 can also be an air cylinder or an electric telescopic cylinder, so that horizontal telescopic oscillation is convenient to carry out), a fixed ring 204 is arranged at one end, far away from the supporting rod 202, of the cross rod 203, the loading device 101 is movably connected in the fixed ring 204, a connecting shaft 205 is arranged at the hinged position of the supporting rod 202 and the cross rod 203, and an oscillating motor 206 is arranged at one end of the connecting shaft 205.
Glass window 101a is opened on the surface of loading device 101, and non-contact temperature sensor 101b and non-contact liquid level sensor 101c are installed to one side of loading device 101, and glass window 101a can observe the water level in fusion chamber 102 to reach the function of accurate constant volume. The non-contact temperature sensor 101b can detect the water bath temperature, the non-contact liquid level sensor 101c can detect the water level of the constant-temperature water bath in the loading device 101, the liquid in the water bath can reach the liquid level required by the test, the highest water level is lower than the quantitative water level of the reactor, the water bath temperature is 60 ℃, and the water bath time is 45min.
The bottom of the fusion chamber 102 is connected with a drain outlet 102a, and a drain valve 102b is arranged in the middle of the drain outlet 102 a.
The liquid inlet 104 and the liquid outlet 105 are provided with control valves 105a.
The filter assembly 106 includes a sand core filter 106a and a sealing valve 106b, the sand core filter 106a is located on a side of the sealing valve 106b away from the fusion chamber 102, and a filter membrane in the sand core filter 106a is a 0.22 micron microporous filter membrane and is replaceable as a consumable.
A driving motor 201a is installed in the middle of the inner cavity of the base 201, the output end of the driving motor 201a is connected with a rotating shaft 201b, the upper end of the rotating shaft 201b is connected with a rotary table 201c, the rotary table 201c is located at the lower end of a supporting rod 202, the driving motor 201a drives the rotary table 201c to rotate through the rotating shaft 201b, the rotary table 201c synchronously drives the supporting rod 202 and the cross rod 203 to rotate, and when the supporting rod 202 and the cross rod 203 rotate, the loading device 101 can be driven to centrifugally rotate, so that chemical reagents in the fusion cavity 102 can be mixed conveniently.
After the water bath liquid can reach the test requirement, the water bath liquid stops being injected, then the reagent in the reagent bottle 107 is injected into the fusion cavity 102 through the through hole 103 for chemical reaction, after various reagents are injected, the loading device 101 is fixed in the fixed ring 204, the oscillating motor 206 drives the cross rod 203 to oscillate through the connecting shaft 205, and meanwhile, the cross rod 203 synchronously drives the loading device 101 in the fixed ring 204 to oscillate, so that the loading device 101 plays a shaking role, and the oscillation is stopped during constant volume through the opening and closing control of the controller (connected with power equipment in the prior art), and the oscillation can occur in other processes.
After the shaking is completed, the control valve 105a on the liquid outlet 105 is opened to discharge the water bath liquid from the liquid outlet 105, the sand core filter 106a can filter insoluble impurities in the solution, the sealing valve 106b ensures that the solution can not leak in the constant volume and reaction process, the final experimental effect is affected, and after the experiment is completed, the blow-off valve 102b on the blow-off port 102a can be opened to discharge the waste liquid from the blow-off port 102 a.
Example 2
Referring to fig. 1 and 2, a second embodiment of the present utility model is different from the first embodiment in that: a connecting pipe 107a is inserted above the reagent bottle 107, one end of the connecting pipe 107a is connected with a peristaltic pump 107b, the output end of the peristaltic pump 107b is connected with a conveying pipe 107c, and the conveying pipe 107c is located in the through hole 103.
The reagent bottles 107 are arranged in three groups.
Three groups of grooves for placing the reagent bottles 107 are formed in the top surface of the loading device 101, the formed grooves are used for fixing the reagent bottles 107, primary water and phosphoric acid aqueous solution (1:1, V/V) and sodium hydroxide aqueous solution (4 mol/L) are respectively filled in the three groups of reagent bottles 107, when the reagents are required to be injected, a peristaltic pump 107b is started, the peristaltic pump 107b takes out the reagents from the reagent bottles 107 through a connecting pipe 107a, and then the reagents are injected into the through holes 103 and the fusion cavity 102 through a conveying pipe 107c, and meanwhile, valves for controlling flow can be installed on the connecting pipe 107a or the conveying pipe 107c as required, so that the quantity of the added reagents can be conveniently and accurately controlled.
Example 3
A third embodiment of the present utility model, which is different from the first two embodiments, is: the vitamins are (vitamin B1, B2, nicotinic acid, nicotinamide, pyridoxal, pyridoxine and pyridoxamine), when standard solution preparation is needed, standard substances of the vitamins B1, B2, B3 (nicotinic acid and nicotinamide), B6 (pyridoxal hydrochloride, pyridoxamine dihydrochloride and pyridoxine hydrochloride) are respectively and accurately weighed, 0.01mol/L hydrochloric acid aqueous solution is used for dissolving and fixing the volume, so as to prepare standard stock solution, the concentration of the vitamin B1 is 100mg/L, the concentration of the vitamin B2 is 50mg/L, the concentration of the nicotinic acid is 500mg/L, the concentration of the nicotinamide is 500mg/L, the concentration of the pyridoxal hydrochloride is 100mg/L, the concentration of the pyridoxamine dihydrochloride is 100mg/L, and the pyridoxine hydrochloride is further diluted by water step by step into a series of mixed standard working solutions. The concentration of the standard stock solution is referred to GB28050-2011 and the label explicit value, and the concentration value of the product after experimental treatment is in the linear range of the standard working solution. According to commodity label indicated values of several vitamins in the reinforced starch food, the linear range of vitamin B1 is 200 mug/100 g-2000 mug/100 g, the linear range of vitamin B2 is 100 mug/100 g-2000 mug/100 g, the linear range of vitamin B3 (nicotinic acid and nicotinamide) is 2mg/100 g-40 mg/100g, the linear range of vitamin B6 (pyridoxal, pyridoxine and pyridoxamine) is 200 mug/100 g-2000 mug/100 g, the standard sample concentration is taken as an ordinate, the standard curve of the standard working solution is established by adopting an external standard method, the standard working solution and the sample solution are subjected to isovolumetric insertion sample injection, and the vitamin response values in the standard working solution and the sample solution are measured within the linear range of instrument detection (see table below).
It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.
It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (8)

1. The utility model provides a multi-vitamin detects with integral type pretreatment equipment which characterized in that: comprising the steps of (a) a step of,
the constant temperature water bath mechanism (100) comprises a loading device (101) and a fusion cavity (102) formed in an inner cavity of the loading device (101), wherein a through hole (103) is formed in the upper end of the fusion cavity (102), the through hole (103) is positioned in the middle of the loading device (101), a liquid inlet (104) is formed in one side of the upper end of the loading device (101), a liquid outlet (105) is formed in one side of the lower end of the loading device (101), a filtering assembly (106) is connected with one side of the loading device (101) and one side of the fusion cavity (102), and a reagent bottle (107) is mounted at the top end of the loading device (101);
the utility model provides an oscillating mechanism (200), its bracing piece (202) that includes base (201) and base (201) upper end intermediate mount, the upper end of bracing piece (202) articulates there is horizontal pole (203), solid fixed ring (204) are installed to one end that bracing piece (202) were kept away from to horizontal pole (203), loading attachment (101) swing joint is in solid fixed ring (204), connecting axle (205) are installed in articulated department of bracing piece (202) and horizontal pole (203), vibration motor (206) are installed to one end of connecting axle (205).
2. An integrated pretreatment device for multivitamin assay as set forth in claim 1, wherein: glass window (101 a) is opened on the surface of loading device (101), non-contact temperature sensor (101 b) and non-contact liquid level sensor (101 c) are installed to one side of loading device (101).
3. An integrated pretreatment device for multivitamin assay as set forth in claim 1, wherein: the bottom of the fusion cavity (102) is connected with a drain outlet (102 a), and a drain valve (102 b) is arranged in the middle of the drain outlet (102 a).
4. An integrated pretreatment device for multivitamin assay as set forth in claim 1, wherein: control valves (105 a) are arranged on the liquid inlet (104) and the liquid outlet (105).
5. An integrated pretreatment device for multivitamin assay as set forth in claim 1, wherein: the filter assembly (106) includes a sand core filter (106 a) and a sealing valve (106 b), the sand core filter (106 a) being located on a side of the sealing valve (106 b) remote from the fusion chamber (102).
6. An integrated pretreatment device for multivitamin assay as set forth in claim 1, wherein: the top of reagent bottle (107) is pegged graft and is had connecting pipe (107 a), the one end of connecting pipe (107 a) is connected with peristaltic pump (107 b), the output of peristaltic pump (107 b) is connected with conveyer pipe (107 c), and conveyer pipe (107 c) are located through-hole (103).
7. An integrated pretreatment device for multivitamin assay as set forth in claim 1, wherein: the reagent bottles (107) are arranged in three groups.
8. An integrated pretreatment device for multivitamin assay as set forth in claim 1, wherein: a driving motor (201 a) is arranged in the middle of an inner cavity of the base (201), the output end of the driving motor (201 a) is connected with a rotating shaft (201 b), the upper end of the rotating shaft (201 b) is connected with a rotating disc (201 c), and the rotating disc (201 c) is located at the lower end of the supporting rod (202).
CN202320373173.2U 2023-02-23 2023-02-23 Integrated pretreatment equipment for multi-vitamin detection Active CN219870579U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320373173.2U CN219870579U (en) 2023-02-23 2023-02-23 Integrated pretreatment equipment for multi-vitamin detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320373173.2U CN219870579U (en) 2023-02-23 2023-02-23 Integrated pretreatment equipment for multi-vitamin detection

Publications (1)

Publication Number Publication Date
CN219870579U true CN219870579U (en) 2023-10-20

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Family Applications (1)

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CN (1) CN219870579U (en)

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