CN209280694U - A kind of milk melamine detection device - Google Patents

Abstract

The utility model discloses a kind of milk melamine detection devices, including detecting cylinder, it detects and is equipped with air extractor on the right side of the upper end of cylinder, it detects and is equipped with liquid flowing tube on the left of the upper end of cylinder, the inner tip of air extractor is equipped with check valve, the bottom inner portion of air extractor is equipped with valve, the utility model is provided with a kind of detection cylinder with air extractor and liquid flowing tube, when using the present apparatus, liquid flowing tube is inserted into inside milk-based liq, then air bag is pressed to be sampled, after the completion of collecting sample, it will test the inside centrifugal treating that cylinder is placed on centrifuge, sealing cover and seal plug is then removed to take out bottom liquid after centrifugation, carry out tripolycyanamide detection, the previous sampler of effective solution can not directly not use inside centrifuge, the problem of brought disposable probe tube wastes, save the cost, structure Simply, easy to use, it can be reused after ad hoc approach repeated flushing.

Description

A kind of milk melamine detection device

Technical field

The utility model relates to milk detection technique field, specially a kind of milk melamine detection device.

Background technique

Melamine is commonly called as melamine, extract of protein, is used as industrial chemicals.It is white monoclinic crystal, almost tasteless, solvable In methanol, formaldehyde, acetic acid, hot ethylene glycol, glycerol, pyridine etc., does not dissolve in acetone, ethers, to body nocuousness, be not useable for food Processing or food additives, illegal retailer's more interests in order to obtain, participate in melamine and pretend to be qualified ox after milk is watered Milk is sold, and causes extreme influence to milk market, so far after, the detection of milk inside tripolycyanamide is become It is essential；

Detecting the cream method most quasi- with the melamine in dairy products is first with infrared spectrometer (vibrational spectrum) to sample After the structure of the ultrapas contained in product carries out qualitative detection, simple microscope is recycled to observe form, thus It can accurately determine whether it contains melamine.There are the following steps in the step of microscopic method detection melamine: the first step is It is sampled from the milk bottom of purchase；Second step is that sample centrifuge is centrifuged 3min；Third step is last after leaving centrifugation A part of (0.1ml)；The sample collected is moved into wave carrier piece with suction pipe by the 4th step；5th step be wave carrier piece is put into it is micro- With 10 times of 16 times × object lens of eyepiece observations under mirror, thus it can go out whether test sample contains melamine with qualitative detection；

Previous milk sampling device after sampling, needs to be transferred to milk to dedicated centrifuge tube, cause The problem of use process trouble, and disposable probe tube is mostly used to sample, the waste of cost is caused, it is special in view of problem above It is proposed a kind of milk melamine detection device.

Utility model content

The purpose of this utility model is to provide a kind of milk melamine detection devices, to solve above-mentioned background technique The problem of middle proposition.

To achieve the above object, the utility model provides the following technical solutions: a kind of milk melamine detection device, Including detecting cylinder, it is equipped with air extractor on the right side of the upper end of the detection cylinder, is equipped on the left of the upper end of the detection cylinder and takes liquid Pipe, the inner tip of the air extractor are equipped with check valve, and the bottom inner portion of the air extractor is equipped with valve, the inspection Surveying cylinder includes cylinder, and the upper end of the cylinder is bolted with top cover, and the bottom end of the cylinder is bolted with sealing cover, the bottom of the cylinder End is fixedly installed with outlet tube, and the lower surface of the outlet tube is equipped with seal plug, and the lower surface of the seal plug fits closely In the inside upper surface of sealing cover.

Preferably, the upper surface of the top cover is uniformly provided with bayonet, and the inside of the bayonet is connected with clamping bar, described The inner surface of clamping bar is fixedly installed with clamping ring, and the inner surface of the clamping ring is socketed with locking member, the locking member Upper surface offers sets of holes.

Preferably, the air extractor includes air bag, and the lower surface of the air bag is fixedly installed with connector, the connector Lower surface is socketed with exhaust tube, and the outer surface of exhaust tube is socketed in the inner surface of the sets of holes positioned at right end, the upper end of the air bag It is fixedly installed with exhaust pipe, offers exhaust outlet at the upper surface center of the exhaust pipe.

Preferably, the check valve includes casing, and the inner wall surface of described sleeve pipe offers air slot, under described sleeve pipe Surface is fixedly installed with fixinig plate, opens up fluted at the upper surface center of the fixinig plate, opens up at the center of the groove There is venthole, the upper surface of the groove is closely fitted with sealant beads, and the outer surface of described sleeve pipe is socketed in the interior table of exhaust pipe Face.

Preferably, the valve includes fixed ring, and the upper surface of the fixed ring is fixedly installed with valve piece, the valve The inner surface of piece fits, and the outer surface of the fixed ring is socketed in the inner surface of exhaust tube.

Preferably, the bottom outer surface of the liquid flowing tube is fixedly installed with weighted spherical ball, and the left end of the liquid flowing tube is socketed in Positioned at the inner surface of the sets of holes of left end.

Compared with prior art, the utility model has the beneficial effects that the utility model, which is provided with a kind of have, is evacuated dress It sets and liquid flowing tube is inserted into inside milk-based liq when in use with the detection cylinder of liquid flowing tube, then press air bag discharge air bag Internal gas, check valve and valve control gas and are discharged upwards from exhaust outlet from inside air bag, and then in the inside shape of detection cylinder At negative pressure, milk is entered to the inside of cylinder by atmospheric pressure by liquid flowing tube, after the completion of collecting sample, be will test cylinder and is placed on The inside centrifugal treating of centrifuge then removes sealing cover and seal plug and takes out bottom liquid after centrifugation, carries out melamine Composition detection, the previous sampler of effective solution can not directly not use inside centrifuge, brought disposably to take The problem of sample pipe wastes, save the cost, structure is simple, easy to use, can reuse after ad hoc approach repeated flushing.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model.

Fig. 2 is the utility model assembling schematic diagram.

Fig. 3 is that the utility model detects cylinder assembling schematic diagram.

Fig. 4 is the utility model top cover cutting structural schematic diagram.

Fig. 5 is the utility model air extractor cutting structural schematic diagram.

Fig. 6 is the utility model check valve assembling schematic diagram.

Fig. 7 is the utility model valve assembling structure schematic diagram.

In figure: 1, detection cylinder, 11, cylinder, 12, outlet tube, 13, seal plug, 14, sealing cover, 15, top cover, 16, bayonet, 17, clamping bar, 18, clamping ring, 19, locking member, 110, sets of holes, 2, air extractor, 21, air bag, 22, connector, 23, exhaust tube, 24, exhaust pipe, 25, exhaust outlet, 3, check valve, 31, casing, 32, air slot, 33, fixinig plate, 34, groove, 35, venthole are close Seal pearl 4, valve, 41, fixed ring, 42, valve piece, 5, liquid flowing tube, 51, weighted spherical ball.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-7 is please referred to, the utility model provides a kind of technical solution: a kind of milk melamine detection device, packet Detection cylinder 1 is included, detects and is equipped with air extractor 2 on the right side of the upper end of cylinder 1, detects and is equipped with liquid flowing tube 5 on the left of the upper end of cylinder 1, take out The inner tip of device of air 2 is equipped with check valve 3, and the bottom inner portion of air extractor 2 is equipped with valve 4, and detection cylinder 1 includes cylinder 11, the upper end of cylinder 11 is bolted with top cover 15, and the bottom end of cylinder 11 is bolted with sealing cover 14, and the bottom end of cylinder 11 is fixedly installed with Outlet tube 12, the lower surface of outlet tube 12 are equipped with seal plug 13, and the lower surface of seal plug 13 is fitted tightly over sealing cover 14 Inside upper surface；

The utility model is provided with a kind of detection cylinder 1 with air extractor 2 and liquid flowing tube 5, when in use, by liquid flowing tube 5 are inserted into inside milk-based liq, then press the internal gas that air bag 21 is discharged in air bag 21, and check valve 3 and valve 4 control gas It is discharged upwards from exhaust outlet 25 from 21 inside of air bag, and then forms negative pressure in the inside of detection cylinder 1, atmospheric pressure passes through milk Liquid flowing tube 5 enters to the inside of cylinder 11, after the completion of collecting sample, will test the inside centrifugal treating that cylinder 1 is placed on centrifuge, It then removes sealing cover 14 and seal plug 13 to take out bottom liquid after centrifugation, carries out tripolycyanamide detection, effective solution The problem of previous sampler of having determined can not be used directly inside centrifuge, and brought disposable probe tube wastes, section About cost, structure is simple, easy to use, can reuse after ad hoc approach repeated flushing.

Specifically, the upper surface of top cover 15 is uniformly provided with bayonet 16, the inside of bayonet 16 is connected with clamping bar 17, card The inner surface of extension bar 17 is fixedly installed with clamping ring 18, and the inner surface of clamping ring 18 is socketed with locking member 19, locking member 19 Upper surface offers sets of holes 110, it should be noted that corresponding with exhaust tube 23 and 5 bottom end of liquid flowing tube at the center of top cover 15 Aperture position, be fixedly installed with rubber and block up (not shown), when exhaust tube 23 and liquid flowing tube 5 are inserted into, it is stifled to push rubber aside, When not in use, exhaust tube 23 and liquid flowing tube 5 are extracted, the stifled playback of rubber will test the sealing of cylinder 1, conveniently during inspection Transport facilitates the use of detection cylinder 1.

Specifically, air extractor 2 includes air bag 21, the lower surface of air bag 21 is fixedly installed with connector 22, connector 22 Lower surface is socketed with exhaust tube 23, and the outer surface of exhaust tube 23 is socketed in the inner surface of the sets of holes 110 positioned at right end, air bag 21 Upper end is fixedly installed with exhaust pipe 24, offers exhaust outlet 25 at the upper surface center of exhaust pipe 24, is using air extractor 2 When, air bag 21 is pressed, inside air bag gas forced expansion is discharged from exhaust outlet 24, forms negative pressure inside air bag 21, and then conveniently Liquid flowing tube 5 carries out extracting milk stoste, facilitates operation, may be reused.

Specifically, check valve 3 includes casing 31, the inner wall surface of casing 31 offers air slot 32, under casing 31 Surface is fixedly installed with fixinig plate 33, and fluted 34 are opened up at the upper surface center of fixinig plate 33, is opened up at the center of groove 34 There is venthole 35, the outer surface of casing 31 is socketed in the inner surface of exhaust pipe 24, and when pressing air bag 21, internal gas is from outlet Hole 35 is discharged, and opens sealant beads 36, and after the completion of gas discharge, sealant beads 36 are pressed together on recessed by 21 inside of air bag with external pressure The inner surface of slot 34, to achieve the purpose that unidirectionally controlled gas discharge.

Specifically, valve 4 includes fixed ring 41, the upper surface of fixed ring 41 is fixedly installed with valve piece 42, valve piece 42 inner surface fits, and the outer surface of fixed ring 41 is socketed in the inner surface of exhaust tube 23, when pressing air bag 21, air bag 21 internal gas are spread to two sides simultaneously, but when gas acts on the outer surface of valve piece 42, the pressure of gas presses valve Piece 42, valve piece 42 keep closed, and gas is forced to flow out upwards from check valve 3, to reach the mesh of control gas unidirectional flowing , after air bag 21 unclamps, air bag 21 is sprung back, and milk stoste is pressed into the inside of cylinder 11 by external pressure, in cylinder 11 Portion's gas passes through from the lower section of valve 4, flows into inside air bag 21, facilitates and presses air bag 21 next time.

Specifically, the bottom outer surface of liquid flowing tube 5 is fixedly installed with weighted spherical ball 51, the left end socket of liquid flowing tube 5 is in place In the inner surface of the sets of holes 110 of left end, by the counterbalancing effect of weighted spherical ball 51, guarantee that the left end of liquid flowing tube 5 can be drowned into ox The inside of milk stoste facilitates extraction.

Working principle: when in use, liquid flowing tube 5 being inserted into inside milk-based liq, then presses air bag 21 and air bag is discharged 21 internal gas, check valve 3 and valve 4 control gas and are discharged upwards from exhaust outlet 25 from 21 inside of air bag, and then are detecting The inside of cylinder 1 forms negative pressure, and milk is entered to the inside of cylinder 11 by liquid flowing tube 5 by atmospheric pressure, after the completion of collecting sample, It will test the inside centrifugal treating that cylinder 1 is placed on centrifuge, then remove sealing cover 14 and seal plug 13 for bottom liquid after centrifugation Body takes out, and tripolycyanamide detection is carried out, using terminating.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (6)

1. a kind of milk melamine detection device, it is characterised in that: including detecting cylinder (1), the upper end of detection cylinder (1) Right side is equipped with air extractor (2), is equipped with liquid flowing tube (5) on the left of the upper end of detection cylinder (1), the air extractor (2) Inner tip be equipped with check valve (3), the bottom inner portion of the air extractor (2) is equipped with valve (4), the detection cylinder It (1) include cylinder (11), the upper end of the cylinder (11) is bolted with top cover (15), and the bottom end of the cylinder (11) is bolted with sealing It covers (14), the bottom end of the cylinder (11) is fixedly installed with outlet tube (12), and the lower surface of the outlet tube (12) is equipped with close It blocks (13), the lower surface of the seal plug (13) is fitted tightly over the inside upper surface of sealing cover (14).

2. a kind of milk melamine detection device according to claim 1, it is characterised in that: the top cover (15) Upper surface is uniformly provided with bayonet (16), and the inside of the bayonet (16) is connected with clamping bar (17), clamping bar (17) Inner surface is fixedly installed with clamping ring (18), and the inner surface of clamping ring (18) is socketed with locking member (19), the clamping The upper surface of body (19) offers sets of holes (110).

3. a kind of milk melamine detection device according to claim 2, it is characterised in that: the air extractor It (2) include air bag (21), the lower surface of the air bag (21) is fixedly installed with connector (22), the following table surface cover of the connector (22) It is connected to exhaust tube (23), the outer surface of exhaust tube (23) is socketed in the inner surface of the sets of holes (110) positioned at right end, the air bag (21) upper end is fixedly installed with exhaust pipe (24), offers exhaust outlet (25) at the upper surface center of the exhaust pipe (24).

4. a kind of milk melamine detection device according to claim 3, it is characterised in that: the check valve (3) Including casing (31), the inner wall surface of described sleeve pipe (31) is offered air slot (32), and the lower surface of described sleeve pipe (31) is fixed It is equipped with fixinig plate (33), is opened up fluted (34) at the upper surface center of the fixinig plate (33), in the groove (34) It is offered at the heart venthole (35), the upper surface of the groove (34) is closely fitted with sealant beads (36), described sleeve pipe (31) Outer surface is socketed in the inner surface of exhaust pipe (24).

5. a kind of milk melamine detection device according to claim 3, it is characterised in that: valve (4) packet It includes fixed ring (41), the upper surface of the fixed ring (41) is fixedly installed with valve piece (42), the inside of the valve piece (42) Surface fits, and the outer surface of the fixed ring (41) is socketed in the inner surface of exhaust tube (23).

6. a kind of milk melamine detection device according to claim 2, it is characterised in that: the liquid flowing tube (5) Bottom outer surface be fixedly installed with weighted spherical ball (51), the left end of the liquid flowing tube (5) is socketed in the sets of holes (110) positioned at left end Inner surface.