CN216247864U

CN216247864U - Harmful micromolecular chemical element detection device for food contact material

Info

Publication number: CN216247864U
Application number: CN202122470470.2U
Authority: CN
Inventors: 严一新; 施森毅
Original assignee: Ningbo Shengyi Testing Technology Service Co ltd
Current assignee: Ningbo Shengyi Testing Technology Service Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-04-08
Anticipated expiration: 2031-10-13

Abstract

The utility model provides a detection device for harmful small molecular chemical elements of food contact materials, which belongs to the technical field of food safety and comprises a liquid storage bin and four supporting legs arranged at the bottom end of the liquid storage bin, wherein a mounting plate is arranged at the side end of the liquid storage bin, a lifting rod is arranged in the mounting plate, and the lifting rod is used for carrying out position adjustment through a screw rod lifting assembly; the one end that the mounting panel was kept away from to the lifter is equipped with the connecting plate, and the downside of connecting plate is equipped with circular plush copper, and circular plush copper is used for laying food contact material, and the surface of circular plush copper is equipped with a plurality of grip blocks, and a plurality of grip blocks are used for centre gripping food contact material, and a plurality of grip blocks carry out the joint through multiunit elastic component respectively.

Description

Harmful micromolecular chemical element detection device for food contact material

Technical Field

The utility model belongs to the technical field of food safety, and particularly relates to a device for detecting harmful micromolecular chemical elements of a food contact material.

Background

Food contact materials, as the name implies, are materials that come into direct contact with food. Such as a pot and a ladle, a chopstick soup ladle, a lunch box and a cup, a juice extractor, an electric cooker, a coffee maker and the like. The daily necessities bring great convenience to people, and the living standard of people is qualitatively changed due to the daily necessities. However, things are two-sided, and the things bring convenience to people and also possibly bring potential safety hazards to people. Some materials in the product, such as plastics, rubbers, and colorants, may release a certain amount of toxic chemical components, such as heavy metals and toxic additives, during the use of the product, which may be ingested by the human body along with food, endangering human health, and causing serious consequences, so that the detection of food contact materials is required.

Generally, a food plastic package is divided into a food contact surface and a package printing surface, and the two surfaces have different chemical compositions, so that when the food plastic package is detected by adopting methods such as an adsorption method and a normal hexane extraction method, an extraction solvent is required to be in contact with the food contact surface of the plastic package, the extraction speed of the conventional device is low, the experimental time is long, the sealing property is difficult to guarantee, and the detection result is easily influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for detecting harmful micromolecular chemical elements of food contact materials, and aims to solve the problems that in the prior art, the existing device is slow in extraction speed, so that the experiment time is long, the sealing performance is difficult to guarantee, and the detection result is easily influenced.

In order to achieve the purpose, the utility model provides the following technical scheme:

a detection device for harmful small-molecule chemical elements of food contact materials comprises a liquid storage bin and four supporting legs arranged at the bottom end of the liquid storage bin, wherein a mounting plate is arranged at the side end of the liquid storage bin, a lifting rod is arranged in the mounting plate, and the lifting rod is subjected to position adjustment through a screw rod lifting assembly;

the food contact material-laying device is characterized in that a connecting plate is arranged at one end, far away from the mounting plate, of the lifting rod, a circular raised head is arranged on the lower side of the connecting plate and used for laying food contact materials, a plurality of clamping plates are arranged on the surface of the circular raised head and used for clamping the food contact materials, and the clamping plates are clamped through a plurality of groups of elastic assemblies respectively.

As a preferable scheme of the present invention, the screw rod lifting assembly includes a second groove formed on the mounting plate, the lifting rod is slidably connected in the second groove, the mounting plate is rotatably connected with the screw rod, the lifting rod is in threaded connection with the circumferential surface of the screw rod, the circumferential surface of the screw rod is provided with a worm wheel, the side end of the mounting plate is provided with a worm, the worm movably penetrates into the second groove, and the worm is engaged with the worm wheel.

As a preferable scheme of the utility model, a driving motor is arranged at one end of the connecting plate, which is far away from the liquid storage bin, a connecting rod is arranged at one end of the connecting plate, which is close to the liquid storage bin, the driving motor is connected with the connecting rod through a coupler, a disc is arranged at one end of the connecting rod, which is close to the liquid storage bin, and the circular raised head is arranged at one side of the disc, which is close to the liquid storage bin.

As a preferable scheme of the utility model, the circumferential surfaces of the disc and the circular raised heads are both provided with threads, and the circumferential surfaces of the disc and the circular raised heads are in threaded connection with a ring.

As a preferable scheme of the utility model, each group of elastic components comprises a first groove arranged in the circular raised head, a sliding plate is connected in the first groove in a sliding manner, a sliding rod is arranged at one end of the sliding plate close to the clamping plate, one end of the sliding rod far away from the sliding plate is arranged at one end of the clamping plate close to the circular raised head, a spring is arranged at one end of the sliding plate close to the sliding rod, and the spring is sleeved on the circumferential surface of the sliding rod.

As a preferable scheme of the present invention, a placing ring is disposed in the liquid storage bin, a clamping groove is disposed on the placing ring, a clamping block is disposed in the clamping groove, the clamping groove and the clamping block are clamped, a concave block is disposed at a top end of the clamping block, the concave block is matched with the circular raised head, the concave block is disposed in the placing ring, and a brush is disposed in the concave block.

As a preferable scheme of the present invention, two cover plates are slidably connected to the upper end of the liquid storage bin, and a heater is disposed at one end of each of the two cover plates close to the liquid storage bin.

Compared with the prior art, the utility model has the beneficial effects that:

1. in the device, in order to enable the plastic package in contact with food to be more sufficient and detect liquid contact, the package is tightly sleeved on the circumferential surface of the circular raised head by utilizing the clamping mechanism, the circular raised head is driven by the motor to rotate, the testing speed can be accelerated, the time and the cost are saved, and the device is convenient to popularize and use.

2. In the device, the concave block which can be matched with the circular raised head is arranged in the liquid storage bin, and the brush arranged in the concave block can rub the plastic package to be measured when the circular raised head rotates, so that the test result of the reagent is further accelerated.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is a first partial cross-sectional view of the present invention;

FIG. 4 is a second partial cross-sectional view of the present invention;

fig. 5 is a third partial cross-sectional view of the present invention.

In the figure: 1. a liquid storage bin; 2. supporting legs; 3. a cover plate; 4. mounting blocks; 5. a lifting rod; 6. a connecting plate; 7. a drive motor; 8. a connecting rod; 9. a disc; 10. a circular ring; 11. a circular raised head; 12. a clamping plate; 13. a first groove; 14. a slide bar; 15. a spring; 16. a slide plate; 17. a worm; 18. a second groove; 19. a worm gear; 20. placing a ring; 201. a card slot; 202. a clamping block; 21. a concave block; 22. a heater; 23. and a screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-5, a device for detecting harmful small-molecule chemical elements of food contact materials comprises a liquid storage bin 1 and four support legs 2 arranged at the bottom end of the liquid storage bin 1, wherein a mounting plate 4 is arranged at the side end of the liquid storage bin 1, a lifting rod 5 is arranged in the mounting plate 4, and the lifting rod 5 is adjusted in position through a screw rod lifting assembly;

the one end that the mounting panel 4 was kept away from to lifter 5 is equipped with connecting plate 6, and the downside of connecting plate 6 is equipped with circular plush head 11, and circular plush head 11 is used for laying food contact material, and the surface of circular plush head 11 is equipped with a plurality of grip blocks 12, and a plurality of grip blocks 12 are used for centre gripping food contact material, and a plurality of grip blocks 12 carry out the joint through multiunit elastic component respectively.

In the embodiment of the utility model, the existing device only soaks the food contact material in the reagent for experiment, judges whether harmful molecules exist according to the experiment result, the experiment efficiency is low, and because the experiment value is unstable due to over long time, and partial harmful molecules may volatilize, the circular raised head 11 is used for completely unfolding the food contact material, the unfolded food contact material is clamped and limited by the clamping plate 12, the circular raised head 11 is convenient to rotate along with the circular raised head 11, after the liquid storage bin 1 is filled with the reagent required by the experiment, the circular raised head 11 is descended into the liquid storage bin 1 by the screw rod lifting assembly, the activity of the molecules in the material is mobilized, thereby the experiment process is accelerated, the volatilization of partial harmful molecules is avoided, and the authenticity of the detection result is ensured.

Example 2

Referring to fig. 4 specifically, the screw lifting assembly includes a second groove 18 formed in the mounting plate 4, the lifting rod 5 is slidably connected in the second groove 18, the mounting plate 4 is rotatably connected with a screw 23, the lifting rod 5 is in threaded connection with the circumferential surface of the screw 23, the circumferential surface of the screw 23 is provided with a worm wheel 19, the side end of the mounting plate 4 is provided with a worm 17, the worm 17 movably penetrates into the second groove 18, and the worm 17 is meshed with the worm wheel 19.

In this embodiment: the worm 17 drives the worm wheel 19 to rotate, the worm wheel 19 drives the screw rod 23 to rotate, the screw rod 23 rotates to drive the lifting rod 5 on the surface of the screw rod 23 to perform lifting movement, the lifting of the lifting rod 5 is controlled to adjust the height of the circular raised head 11, and the circular raised head 11 is guaranteed to be matched with the concave block 21.

Example 3

Referring to fig. 4 specifically, a driving motor 7 is arranged at one end of the connecting plate 6 far away from the liquid storage bin 1, a connecting rod 8 is arranged at one end of the connecting plate 6 close to the liquid storage bin 1, the driving motor 7 is connected with the connecting rod 8 through a coupler, a disc 9 is arranged at one end of the connecting rod 8 close to the liquid storage bin 1, and a circular raised head 11 is arranged at one side of the disc 9 close to the liquid storage bin 1.

In this embodiment: the driving motor 7 is connected with the connecting rod 8, the circular raised head 11 can be driven to rotate through the driving motor 7, and the activity of molecules can be adjusted through the rotation of the circular raised head 11, so that the experiment process is accelerated, and food contact materials and reagents can be fully fused.

Example 4

Referring specifically to fig. 5, the circumferential surfaces of the disc 9 and the circular boss 11 are threaded, and the circumferential surfaces of the disc 9 and the circular boss 11 are threaded with a ring 10.

In this embodiment: the coupling and uncoupling of the disc 9 and the circular nose 11 can be carried out rapidly by screwing the ring 10 onto the circumferential surfaces of the disc 9 and of the circular nose 11, and the food contact material can be mounted on the surface of the circular nose 11 rapidly and efficiently by removing the circular nose 11.

Example 5

Referring to fig. 5 specifically, each set of elastic components includes a first groove 13 opened in the circular protruding head 11, a sliding plate 16 is slidably connected in the first groove 13, a sliding rod 14 is disposed at one end of the sliding plate 16 close to the clamping plate 12, one end of the sliding rod 14 far away from the sliding plate 16 is disposed at one end of the clamping plate 12 close to the circular protruding head 11, a spring 15 is disposed at one end of the sliding plate 16 close to the sliding rod 14, and the spring 15 is sleeved on the circumferential surface of the sliding rod 14.

In this embodiment: the initial position of the clamping plate 12 is attached to the surface of the circular raised head 11 by utilizing the characteristic that the elasticity of the spring 15 pushes the sliding plate 16 to return, so that the food contact material is conveniently clamped.

Example 6

Referring to fig. 3 specifically, a placing ring 20 is arranged in the liquid storage bin 1, a clamping groove 201 is formed in the placing ring 20, a clamping block 202 is arranged in the clamping groove 201, the clamping groove 201 is clamped with the clamping block 202, a concave block 21 is arranged at the top end of the clamping block 202, the concave block 21 is matched with the circular raised head 11, the concave block 21 is arranged in the placing ring 20, and a brush is arranged in the concave block 21.

In this embodiment: after the circular raised head 11 descends, the food contact material and the brush can be just attached to each other, the circular raised head 11 can rotate on the surface of the brush after the driving motor 7 is started, the food contact material can be heated, and the transfer of molecular activity is further accelerated.

Example 7

Referring to fig. 3 in detail, two cover plates 3 are slidably connected to the upper end of the liquid storage 1, and a heater 22 is disposed at one end of each of the two cover plates 3 close to the liquid storage 1.

In this embodiment: the cover plate 3 can be closed after the round raised head 11 contacts the concave block 21, so that the round raised head 11 is prevented from rotating to sputter experimental reagents, potential safety hazards are avoided, and meanwhile, the whole incubation environment is heated and catalyzed by the heater 22 at the bottom end of the cover plate 3.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a harmful micromolecule chemical element detection device of food contact material, includes and deposits four supporting legs (2) of liquid storehouse (1) bottom with locating to deposit liquid storehouse (1), its characterized in that: a mounting plate (4) is arranged at the side end of the liquid storage bin (1), a lifting rod (5) is arranged in the mounting plate (4), and the lifting rod (5) is used for adjusting the position through a screw rod lifting assembly;

the one end that mounting panel (4) were kept away from in lifter (5) is equipped with connecting plate (6), the downside of connecting plate (6) is equipped with circular plush copper (11), circular plush copper (11) are used for laying food contact material, the surface of circular plush copper (11) is equipped with a plurality of grip blocks (12), and a plurality of grip blocks (12) are used for centre gripping food contact material, and a plurality of grip blocks (12) carry out the joint through multiunit elastic component respectively.

2. The apparatus for detecting harmful small molecule chemical elements in food contact materials according to claim 1, wherein: lead screw lifting unit is including offering second recess (18) on mounting panel (4), lifter (5) sliding connection in second recess (18), it is connected with lead screw (23) to rotate on mounting panel (4), lifter (5) threaded connection in the circumferential surface of lead screw (23), the circumferential surface of lead screw (23) is equipped with worm wheel (19), the side of mounting panel (4) is equipped with worm (17), worm (17) activity runs through to in second recess (18), worm (17) and worm wheel (19) mesh mutually.

3. The apparatus for detecting harmful small molecule chemical elements in food contact materials according to claim 2, wherein: one end of the connecting plate (6) far away from the liquid storage bin (1) is provided with a driving motor (7), one end of the connecting plate (6) close to the liquid storage bin (1) is provided with a connecting rod (8), the driving motor (7) is connected with the connecting rod (8) through a coupler, one end of the connecting rod (8) close to the liquid storage bin (1) is provided with a disc (9), and the circular raised head (11) is arranged on one side of the disc (9) close to the liquid storage bin (1).

4. The apparatus for detecting harmful small molecule chemical elements in food contact materials according to claim 3, wherein: the circular surface of the disc (9) and the circular raised head (11) are both provided with threads, and the circular surface of the disc (9) and the circular raised head (11) are in threaded connection with a ring (10).

5. The apparatus for detecting harmful small molecule chemical elements in food contact materials according to claim 4, wherein: each group of elastic components comprises a first groove (13) arranged in the circular raised head (11), a sliding plate (16) is connected in the first groove (13) in a sliding mode, a sliding rod (14) is arranged at one end, close to the clamping plate (12), of the sliding plate (16), one end, far away from the sliding plate (16), of the sliding rod (14) is connected with the clamping plate (12), a spring (15) is arranged at one end, close to the sliding rod (14), of the sliding plate (16), and the circumferential surface of the sliding rod (14) is sleeved with the spring (15).

6. The apparatus for detecting harmful small molecule chemical elements in food contact materials according to claim 5, wherein: the liquid storage tank is characterized in that a placing ring (20) is arranged in the liquid storage tank (1), a clamping groove (201) is formed in the placing ring (20), a clamping block (202) is arranged in the clamping groove (201), the clamping groove (201) is clamped with the clamping block (202), a concave block (21) is arranged at the top end of the clamping block (202), the concave block (21) is matched with the circular raised head (11), the concave block (21) is arranged in the placing ring (20), and a brush is arranged in the concave block (21).

7. The apparatus for detecting harmful small molecule chemical elements in food contact materials according to claim 6, wherein: deposit the upper end sliding connection of liquid storehouse (1) and have two apron (3), two apron (3) are close to the one end of depositing liquid storehouse (1) and all are equipped with heater (22).