CN216738370U

CN216738370U - A prevent enrichment device for cosmetic microbiological detection

Info

Publication number: CN216738370U
Application number: CN202123260603.XU
Authority: CN
Inventors: 陆忠强; 李军辉
Original assignee: Shanghai Lihua Cosmetics Co ltd
Current assignee: Shanghai Lihua Cosmetics Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-14
Anticipated expiration: 2031-12-23

Abstract

The utility model relates to the technical field of microorganism detection, in particular to an anti-enrichment device for cosmetic microorganism detection, which comprises a base, wherein an outer cylinder body is arranged on the base, a water bath medium is arranged in the outer cylinder body, and an electric heating wire is arranged in the cylinder wall of the outer cylinder body; the inner cylinder body is provided with a top cover, the top cover is provided with at least one sample adding port, and the inner cylinder body is detachably arranged inside the outer cylinder body; a magnetic stirring assembly; the magnetic stirring assembly comprises a magnetic stirring control box arranged below the outer barrel and a magnetic stirring rotor arranged in the inner barrel. The anti-enrichment device for cosmetic microorganism detection is convenient for uniformly dispersing microorganisms in cosmetics so as to improve the representativeness of sampling and ensure that the detection result is accurate.

Description

A prevent enrichment device for cosmetic microbiological detection

Technical Field

The utility model relates to a microbiological detection technical field especially relates to a prevent enrichment facility for cosmetic microbiological detection.

Background

Microorganisms are a general term for a class of microscopic organisms that are invisible to the naked eye and are usually observed clearly with an optical microscope or an electron microscope. Microorganisms generally include bacteria, molds, yeasts, actinomycetes, viruses, and the like. Generally has a small volume and a large area; the absorption is high, and the conversion is fast; the growth is vigorous and the propagation is fast; strong adaptability and easy variation; wide distribution, various types and the like. The quality of cosmetics has an important relation with the microbial indexes in the cosmetics, and only cosmetics with qualified microbial indexes can be used by people at ease. At present, before the cosmetics are detected, a representative sample is generally required to be collected, and when the specific operation is carried out, a corresponding number of packaging units are randomly extracted according to the quantity of each batch of cosmetics. In the test, 10g or 10ml of the sample is collected from the samples of two or more packaging units. However, since some cosmetic packaging specifications are large and the fluidity is poor, such as viscous lotion, cream, eye cream, foundation, etc., microorganisms in the cosmetic packaging specifications are enriched in the cosmetic packaging specifications and overflow, if the sampling position is fixed and the number of the samples is small, the sampled samples may not be representative, and the detection result is inaccurate.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a prevent enrichment device for cosmetic microbiological detection, a prevent enrichment device for cosmetic microbiological detection is convenient for carry out the homodisperse to the microorganism in the cosmetics to improve the representativeness of sample, and make the testing result accurate.

In order to achieve the technical effects, the utility model adopts the following technical scheme:

the utility model provides a prevent enrichment device for cosmetics microbial detection, includes the base, be equipped with on the base:

the water bath device comprises an outer barrel, wherein a water bath medium is arranged in the outer barrel, and an electric heating wire is arranged in the barrel wall of the outer barrel;

the inner cylinder body is provided with a top cover, the top cover is provided with at least one sample adding port, and the inner cylinder body is detachably arranged inside the outer cylinder body;

a magnetic stirring assembly; the magnetic stirring assembly comprises a magnetic stirring control box arranged below the outer barrel and a magnetic stirring rotor arranged in the inner barrel.

Further, still including annotating the liquid subassembly, it includes the inlet channel to annotate the liquid subassembly, the one end of inlet channel runs through the top cap and with interior barrel intercommunication just be equipped with the delivery pump on the inlet channel.

Further, a liquid level sensor is arranged in the inner barrel, a controller is arranged in the base, the magnetic stirring control box and the delivery pump are electrically connected to the controller, and the liquid level sensor is in signal connection with the controller.

Further, a temperature sensor is arranged in the outer cylinder, and the electric heating wire and the temperature sensor are electrically connected to the controller.

Furthermore, a magnetic ring seat is arranged at the top end of the cylinder wall of the outer cylinder body, the top cover is in threaded connection with the inner cylinder body and is also provided with a metal lug plate, a plurality of downward protruding positioning pins are arranged at the bottom of the metal lug plate, and positioning slots for the insertion of the positioning pins are correspondingly arranged on the outer cylinder body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a pair of prevent enrichment device for cosmetics microbiological detection passes through the base, sets up the magnetic stirring subassembly in the inside of base, sets up outer barrel in the top of base to the bottom submergence of barrel is in the inside of this outer barrel in will, thereby treats through internal barrel and treats cosmetics heating and stirring, with the microorganism with higher speed including in the barrel disperse evenly, with the accuracy that improves the representativeness of cosmetics microbiological detection sample and detect. The anti-enrichment device for cosmetic microbial detection is simple in structure, convenient to clean and sample add, and especially suitable for the pretreatment process of microbial detection on cosmetics and solid cosmetics with high viscosity.

Drawings

Fig. 1 is a schematic view of an overall structure of an anti-enrichment device for detecting microorganisms in cosmetics according to an embodiment of the present invention;

FIG. 2 is a top view of a cosmetic microorganism detection system according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of an anti-enrichment device for detecting microorganisms in cosmetics according to an embodiment of the present invention;

the reference signs are: 10, a base, 11, a magnetic stirring control box, 12, a controller, 20, an outer barrel, 21, an electric heating wire, 22, a water bath medium, 23, a positioning slot, 24, a magnetic ring seat, 30, a top cover, 31, an inner barrel, 32, a metal lug plate, 321, a positioning pin, 33, a magnetic stirring rotor, 34, a water inlet pipeline, 35 and a conveying pump.

Detailed Description

Embodiments of the present invention will be described in detail with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 3, the enrichment-preventing device for detecting microorganisms in cosmetics provided by this embodiment includes a base 10, and an outer cylinder 20, an inner cylinder 31, a magnetic stirring assembly, a liquid injection assembly, and a controller 12 are disposed on the base 10. The magnetic stirring assembly and the liquid injection assembly are electrically connected with the controller 12. Specifically, the outer cylinder 20 is fixedly installed on the base 10, and the outer cylinder 20 can heat the inner cylinder 31 installed inside the outer cylinder 20. Specifically, the outer cylinder 20 heats the inner cylinder 31 in a water bath heating mode, the water bath medium 22 is contained in the outer cylinder 20, and the electric heating wire 21 is arranged in the cylinder wall of the outer cylinder 20. The water bath medium 22 is water, and when the inner cylinder 31 is heated, the temperature of the water bath medium 22 is preferably 20-35 ℃, so as to reduce the viscosity of the emulsion and the cream and accelerate the uniform dispersion of microorganisms. Specifically, in order to control the temperature of the water bath, a temperature sensor is arranged in the outer cylinder 20, and the electric heating wire 21 and the temperature sensor are electrically connected to the controller 12.

In this embodiment, the inner cylinder 31 is detachably disposed inside the outer cylinder 20, and the inner cylinder 31 is used for containing cosmetics to be detected. Specifically, the inner cylinder 31 is provided with a top cover 30, the top cover 30 is detachably connected with the inner cylinder 31, and the top cover 30 is provided with at least one sample adding port (not shown in the figure) for adding cosmetics to be detected. Specifically, the top end of the cylinder wall of the outer cylinder body 20 is provided with a magnetic ring seat 24, the magnetic ring seat 24 is fixedly installed inside the outer cylinder body 20, the top cover 30 is in threaded connection with the inner cylinder body 31, the top cover 30 is arranged outside the inner cylinder body 31 and is also provided with a metal ear plate 32, the bottom of the metal ear plate 32 is provided with a plurality of positioning pins 321 protruding downwards, and the outer cylinder body 20 is correspondingly provided with positioning slots 23 for the insertion of the positioning pins 321. When the inner cylinder 31 is installed, the positioning pin 321 is correspondingly inserted into the positioning slot 23 to complete the positioning of the inner cylinder 31, and the magnetic ring seat 24 of the slot attracts the metal ear plate 32 to realize the fixed installation of the inner cylinder 31.

In this embodiment, in order to stir the material in the inner cylinder 31, the anti-enrichment device for detecting microorganisms in cosmetics further comprises a magnetic stirring assembly, specifically, the magnetic stirring assembly comprises a magnetic stirring control box 11 disposed below the outer cylinder 20 and a magnetic stirring rotor 33 disposed in the inner cylinder 31, and the magnetic stirring control box 11 is electrically connected to the controller 12, so that the magnetic stirring rotor 33 is driven to rotate under the action of the controller 12, so as to accelerate the uniform distribution of microorganisms in the inner cylinder 31.

In this embodiment, in order to disperse microorganisms in the solid cosmetic, the anti-enrichment device for detecting microorganisms in the cosmetic further includes a liquid injection assembly to inject sterile water into the inner cylinder 31, so that the microorganisms are dispersed into an aqueous solution or suspension system, and detection of the microorganisms is facilitated. Specifically, annotate the liquid subassembly and include inlet channel 34, the one end of inlet channel 34 run through top cap 30 and with interior barrel 31 intercommunication just be equipped with delivery pump 35 on the inlet channel 34, the other end of inlet channel 34 can directly communicate aseptic water tank to provide the water source. A liquid level sensor used for sensing the liquid level height is arranged in the inner cylinder body 31, the controller 12 is arranged in the base 10, the magnetic stirring control box 11 and the delivery pump 35 are both electrically connected to the controller 12, and the liquid level sensor is in signal connection with the controller 12.

The utility model provides a pair of prevent enrichment device for cosmetics microorganism detects, when using, through the sample addition mouth to add a large amount of cosmetics that await measuring in the interior barrel 31 to annotate a certain amount of liquid in the liquid subassembly is injected to interior barrel 31 to the control as required, then pass through controller 12 control water bath medium 22 in the external barrel 20 of electric heating wire 21 heats, and control the solution in the internal barrel 31 of magnetic stirring subassembly stirs to the viscosity of the solution in the barrel 31 in reducing and make in this in the barrel 31 microorganism can be by homodisperse, follow again treat in the interior barrel 31 that the cosmetics that detect take a sample, the sample of the representativeness of the utensil that can be expected promptly.

Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the technical solutions of the present invention can be modified or replaced with other equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims

1. An anti-enrichment device for cosmetic microorganism detection, comprising a base (10), wherein the base (10) is provided with:

the water-bath heating device comprises an outer barrel (20), wherein a water-bath medium (22) is arranged in the outer barrel (20), and an electric heating wire (21) is arranged in the barrel wall of the outer barrel (20);

the device comprises an inner cylinder (31), wherein a top cover (30) is arranged on the inner cylinder (31), at least one sample adding port is arranged on the top cover (30), and the inner cylinder (31) is detachably arranged in the outer cylinder (20);

a magnetic stirring assembly; the magnetic stirring component comprises a magnetic stirring control box (11) arranged below the outer barrel body (20) and a magnetic stirring rotor (33) arranged in the inner barrel body (31).

2. An anti-enrichment device for cosmetic microbial detection as claimed in claim 1, wherein: still including annotating the liquid subassembly, it includes inlet channel (34) to annotate the liquid subassembly, the one end of inlet channel (34) is run through top cap (30) and with interior barrel (31) intercommunication just be equipped with delivery pump (35) on inlet channel (34).

3. An anti-enrichment device for cosmetic microbial detection as claimed in claim 2, wherein: be equipped with level sensor in interior barrel (31), be equipped with controller (12) in base (10), magnetic stirring control box (11) and delivery pump (35) all are connected to electrically to controller (12), level sensor signal connection to controller (12).

4. An anti-enrichment device for cosmetic microbial detection as claimed in claim 3, wherein: a temperature sensor is arranged in the outer barrel (20), and the electric heating wire (21) and the temperature sensor are electrically connected to the controller (12).

5. An anti-enrichment device for cosmetic microbial detection as claimed in claim 1, wherein: the top end of the cylinder wall of the outer cylinder body (20) is provided with a magnetic ring seat (24), the top cover (30) is in threaded connection with the inner cylinder body (31), the top cover (30) is arranged on the outer side of the inner cylinder body (31) and is also provided with a metal lug plate (32), the bottom of the metal lug plate (32) is provided with a plurality of downward convex positioning pins (321), and the outer cylinder body (20) is correspondingly provided with positioning slots (23) for the insertion of the positioning pins (321).