CN212206718U

CN212206718U - Solid sampling device for food detection

Info

Publication number: CN212206718U
Application number: CN201922496665.7U
Authority: CN
Inventors: 付小景; 马彩珲; 方丹
Original assignee: Zhengzhou Yongyang Testing Service Co ltd
Current assignee: Zhengzhou Yongyang Testing Service Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-12-22
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a solid sampling device for food detection, including base, stand, along the stand length direction remove pick the arm, locate the inside electric vacuum pump of base and automatically controlled unit, it is equipped with communicating pipe on the arm to pick, connect sampling tube, play appearance pipe and vacuum tube communicating pipe, it reserves the appearance bottle to go out the connection of appearance pipe lower extreme, the vacuum tube is close to a appearance pipe end and is equipped with the air-through and separates the washer, vacuum tube connection in electric vacuum pump, electric vacuum pump connects in automatically controlled unit. It can drive the automatic business turn over sample box of sampling tube and take a sample and need not the manual work and grip the sampling tube to choose the arm, adopts degree of automation height simultaneously, has greatly reduced measurement personnel's intensity of labour. Secondly, the utility model discloses can sample liquid again to powdered solid sample promptly, nevertheless be food detection with solid sampling device but also very make things convenient for but a tractor serves several purposes to liquid sample.

Description

Solid sampling device for food detection

Technical Field

The utility model relates to an automatic sampling device, in particular to solid sampling device is used in food detection.

Background

In the process of food detection, food needs to be sampled, the food has solid and liquid differences, the solid food can be mashed and sampled, and the liquid food only needs to absorb a part of liquid in the solid food. Most of sampling devices in the current market are solid sampling or liquid sampling, and fixed body sampling only has a single fixed sampling function and cannot realize multiple functions; secondly, current food detects mostly that the manual work is handed sampling tube 6 and is carried out repetitive operation, holds the appearance pipe for a long time, leads to the inspector to point aching pain, so current sampling device degree of automation is low, complex operation, wastes time and energy. Therefore, there is a need for improvement of the prior art to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a solid sampling device for food detection realizes particularly through following technical scheme:

the utility model relates to a solid sampling device for food detection, which comprises a base, a stand column, a cantilever arm moving along the length direction of the stand column, an electric vacuum pump and an electric control unit arranged inside the base, wherein the cantilever arm is provided with a communicating pipe, one end of the communicating pipe is connected with a detachable sampling pipe, the other end is provided with a sampling pipe and a vacuum pipe, the sampling pipe and the sampling pipe are perpendicular to the communicating pipe, the lower end of the sampling pipe is connected with a sample retention bottle, the sampling pipe, the communicating pipe, the sampling pipe and the sample retention bottle are communicated, the vacuum pipe is superposed with the axis of the communicating pipe, the vacuum pipe is provided with an air-through baffle close to the end of the sampling pipe, the vacuum pipe is connected with the electric vacuum pump, the electric vacuum pump is connected with the electric control unit, the single degree of freedom in the stand column is connected with a screw rod, the, the motor is provided with a driving gear engaged with the driven gear and is electrically connected with the electric control unit.

Preferably, the sampling tube includes the body, locates the sealed lid of body top and locates the L shape dwang on the sealed lid, body lower extreme feed notch, L shape dwang both ends overlap respectively the cover be equipped with the spring and be used for with feed notch cooperation sealing member, the body upper end is equipped with the boss, be equipped with in the boss with L shape dwang upper end cooperation recess.

According to the preferable scheme, the lower end of the sample outlet pipe is connected with the sample retention bottle in a plug-in structure.

Preferably, the plug-in structure comprises a rubber sleeve arranged at the lower end of the sample outlet pipe and a rubber ring sleeved on the sample outlet pipe, and the inner diameter of the rubber ring is smaller than the outer diameter of the sample retention bottle.

In the preferred scheme, the vacuum tube is connected with a tee joint, and three ports of the tee joint are respectively connected with the vacuum tube, the electric vacuum pump and the self-closing air valve.

Preferably, the sample retention bottle is a glass tube.

The utility model has the advantages that: it can drive the automatic business turn over sample box of sampling tube and take a sample and need not the manual work and grip the sampling tube to choose the arm, adopts degree of automation height simultaneously, has greatly reduced measurement personnel's intensity of labour. Secondly, the utility model discloses can sample liquid again to powdered solid sample promptly, nevertheless be food detection with solid sampling device but also very make things convenient for but a tractor serves several purposes to liquid sample. Other advantageous effects of the present invention will be further described with reference to the following embodiments.

Drawings

The invention will be further described with reference to the following figures and examples:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the sampling tube assembly;

FIG. 3 is a schematic diagram of a plugging structure;

FIG. 4 is a schematic structural diagram of another preferred embodiment.

Detailed Description

As shown in the figure: the utility model relates to a solid sampling device for food detection, which comprises a base 1, a column 2, a cantilever arm 3 moving along the length direction of the column 2, an electric vacuum pump 4 and an electric control unit arranged inside the base 1, wherein the cantilever arm 3 is provided with a communicating pipe 5, one end of the communicating pipe 5 is connected with a detachable sampling pipe 6, the other end is provided with a sampling pipe 7 and a vacuum pipe 8, the sampling pipe 6 and the sampling pipe 7 are vertical to the communicating pipe 5, the lower end of the sampling pipe 7 is connected with a sample reserving bottle 9, the sampling pipe 6, the communicating pipe 5, the sample discharging pipe 7 and the sample reserving bottle 9 are communicated, the vacuum pipe 8 is coincident with the axis of the communicating pipe 5, the vacuum pipe 8 is provided with a gas-through baffle plate 10 near the end of the sample discharging pipe 7, the vacuum pipe 8 is connected with the electric vacuum pump 4, the electric vacuum pump 4 is connected with the electric control unit, the lower end of the screw rod 11 is provided with a driven gear 12, the upper end of the screw rod 11 is connected with the cantilever arm 3, a motor 13 is arranged inside the base 1, the motor 13 is provided with a driving gear 14 meshed with the driven gear 12, and the motor 13 is electrically connected with an electric control unit (not marked in the figure). Of course, the electronic control unit comprises a power supply and electronic control switches for controlling the electric vacuum pump 4 and the electric motor 13, respectively.

During the use, turn on the switch of motor 13, motor 13 drives screw rod 11 and rotates then the drive arm of picking 3 along stand 2 downstream, make sampling tube 6 get into in the sample box with the sample (can solid powder sample also can be liquid sample) contact, then close the switch of motor 13, and turn on the switch of electric vacuum pump 4, produce the negative pressure in communicating pipe 5 and the sampling tube 6, then sample in the sample box passes through sampling tube 6 in proper order and enters communicating pipe 5, when it continues to be followed communicating pipe 5 end motion the time by the fender piece 10 that ventilates and block, because the communicating pipe 5 lower extreme that is close to ventilative fender piece 10 department is the cavity, the sample is because there is not the support, fall in keeping the appearance bottle 9 under the effect of dead weight. At this point, sampling is complete. When the next sampling is needed, only one sample retention bottle 9 is replaced.

Further, for the convenience of replacing the sample retention bottle 9, the lower end of the sample outlet pipe 7 is connected with the sample retention bottle 9 in a mode of adopting a plug-in structure 15, and a threaded connection structure can be adopted, but the plug-in structure 15 is preferred.

Specifically, the method comprises the following steps: the plug-in structure 15 comprises a rubber race sleeve 151 arranged at the lower end of the sample outlet pipe 7 and a rubber ring 152 sleeved on the sample outlet pipe 7, and the inner diameter of the rubber ring 152 is smaller than the outer diameter of the sample retention bottle 9. During the use, will rubber ring 152 upwards turns over, impresses rubber match cover 151 and stays a kind bottle 9 internal diameter for go out appearance pipe 7 and stay a kind bottle 9 sealing connection, also the pre-fixing simultaneously stays a kind bottle 9 in going out appearance pipe 7. The rubber ring 152 is then turned downward so that the lower end of the rubber ring 152 grips the vial 9, thereby securely connecting the outlet tube 7 and the vial 9. After sampling, the sample retention bottle 9 can be directly pulled downwards to be detached. The sample retention bottle 9 can be made of glass, threads do not need to be formed on the glass, and the specific situation of a sample in the sample retention bottle 9 can be observed conveniently.

In this embodiment, the inventor provides a sampling tube 6 more suitable for the solution of the present invention, which is as follows: sampling tube 6 includes body 61, locates the sealed lid 62 of body 61 top and locates the L shape dwang 63 on the sealed lid 62, body 61 lower extreme feed slot 64, L shape dwang 63 both ends overlap respectively the cover be equipped with spring 65 and be used for with feed slot 64 cooperation sealing member 66, body 61 upper end is equipped with boss 67, be equipped with in the boss 67 with L shape dwang 63 upper end cooperation recess. When the sampling tube 6 moves downwards along with the cantilever arm 3, the L-shaped rotating rod 63 is arranged below the boss 67, the sealing element 66 seals the feeding notch 64 at the moment, the sample does not enter the tube body 61 at the moment, when the cantilever arm 3 stops moving downwards, the L-shaped rotating rod 63 is stirred, the L-shaped rotating rod 63 moves upwards under the action of the spring 65, and the feeding notch 64 is opened so that the sample can enter the tube body 61.

In this embodiment, the vacuum tube 8 is connected to a tee 16, and three ports of the tee 16 are respectively connected to the vacuum tube 8, the electric vacuum pump 4 and the self-closing air valve 17. When not using or changing the sample for a long time and taking a sample, can follow and pour into high-pressure gas and dismantle down to ventilate spacer plate 10 in the self-closing pneumatic valve 17, it is right to use high-pressure draught the utility model discloses a solid sampling device for food detection washs.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a solid sampling device for food detection which characterized in that: the device comprises a base, a stand column, a cantilever arm moving along the length direction of the stand column, an electric vacuum pump and an electric control unit, wherein the electric vacuum pump and the electric control unit are arranged in the base, a communicating pipe is arranged on the cantilever arm, one end of the communicating pipe is connected with a detachable sampling pipe, the other end of the communicating pipe is provided with a sample outlet pipe and a vacuum pipe, the sampling pipe and the sample outlet pipe are perpendicular to the communicating pipe, the lower end of the sample outlet pipe is connected with a sample retention bottle, the sampling pipe, the communicating pipe, the sample outlet pipe and the sample retention bottle are communicated, the vacuum pipe is coincided with the axis of the communicating pipe, the vacuum pipe is provided with a ventilation baffle plate close to the sample outlet pipe end, the vacuum pipe is connected with the electric vacuum pump, the electric vacuum pump is connected with the electric control unit, a screw rod is connected with, the motor is electrically connected to the electronic control unit.

2. The solid sampling device for food detection according to claim 1, wherein: the sampling tube comprises a tube body, a sealing cover arranged above the tube body and an L-shaped rotating rod arranged on the sealing cover, wherein a feeding notch is formed in the lower end of the tube body, two ends of the L-shaped rotating rod are respectively sleeved with a spring and used for being matched with a sealing piece of the feeding notch, a boss is arranged at the upper end of the tube body, and a matching groove is formed in the boss and is matched with the upper end of the L-shaped rotating rod.

3. The solid sampling device for food detection according to claim 1, wherein: the lower end of the sample outlet pipe is connected with the sample retention bottle in a plug-in structure.

4. The solid sampling device for food detection according to claim 3, wherein: the plug-in structure comprises a rubber sleeve arranged at the lower end of the sample outlet pipe and a rubber ring sleeved on the sample outlet pipe, and the inner diameter of the rubber ring is smaller than the outer diameter of the sample retention bottle.

5. The solid sampling device for food detection according to claim 1, wherein: the vacuum tube is connected with a tee joint, and three ports of the tee joint are respectively connected with the vacuum tube, the electric vacuum pump and the self-closing air valve.

6. The solid sampling device for food detection according to any one of claims 1 to 5, wherein: the sample retention bottle is a glass tube.