CN211167895U

CN211167895U - Food detection sampling box

Info

Publication number: CN211167895U
Application number: CN201921905927.4U
Authority: CN
Inventors: 杨涛; 阳胜; 李静; 郝明明; 李蓓
Original assignee: Xinjiang Uygur Autonomous Region Product Quality Supervision and Inspection Research Institute
Current assignee: Xinjiang Uygur Autonomous Region Product Quality Supervision and Inspection Research Institute
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-08-04
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a food detection sampling box, articulate the sealed lid on the box including box and rotation, be equipped with the standing groove that the symmetry set up on the box, still be equipped with a cavity on the box that is located two standing groove below, be provided with a plurality of aspirating holes on the top inner wall of cavity, fixed mounting has the piston jar on the bottom inner wall of cavity, the activity is equipped with the air exhaust piston in the piston jar, the right side fixedly connected with piston rod of air exhaust piston, and the right-hand member activity of piston rod runs through to the outside of piston jar. The utility model provides a food detection sampling box can make the sampling bottle in the box be in vacuum state and save the sample, and the air impurity in the food sampling box of having avoided the prior art is because the loss or bring into the sampling bottle in, and leads to the problem that the sample of saving can't keep original physicochemical index in the sampling bottle, is favorable to guaranteeing the requirement of follow-up sampling detection accuracy.

Description

Food detection sampling box

Technical Field

The utility model relates to a food processing detects technical field, especially relates to a food detection sampling box.

Background

With the improvement of attention and attention of people to food safety, the food detection technology plays an increasingly important role in daily food safety monitoring. Food sampling plays a key role in food detection, the sampling, sample delivery and sample storage of food have great influence on the detection result, the collected samples are uniform, consistent and representative, the original physicochemical indexes are sought to be kept in the sampling process, and the components are prevented from escaping or being brought into impurities. After the sample is collected, the sample is usually put into a sampling bottle and put into a food sampling box for storage, and meanwhile, the sample is rapidly sent to a detection room within 24 hours for analysis and inspection.

However, when the existing food sampling box is used for storing a sampling bottle, because the existing food sampling box is not in a vacuum state, air impurities in the food sampling box are easy to escape or be brought into the sampling bottle, so that the stored sample in the sampling bottle can not keep the original physicochemical indexes, and the requirement of the accuracy of subsequent sampling detection can not be guaranteed.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defects in the prior art, the technical problem to be solved in the present invention is to provide a food detection sampling box to solve the deficiencies in the prior art.

In order to achieve the purpose, the utility model provides a food detection sampling box, which comprises a box body and a sealing cover rotationally hinged on the box body, wherein the box body is provided with symmetrically arranged placing grooves, the box body positioned below the two placing grooves is also provided with a cavity, the inner wall at the top of the cavity is provided with a plurality of air exhaust holes, the inner wall at the bottom of the cavity is fixedly provided with a piston tank, an air exhaust piston is movably arranged in the piston tank, the right side of the air exhaust piston is fixedly connected with a piston rod, the right end of the piston rod movably penetrates through the outside of the piston tank, a rotating rod is rotationally arranged in the cavity positioned at the right side of the piston tank, one end of the rotating rod is rotationally extended to the outer side of the box body and is fixedly connected with a hand crank, one end of the rotating rod positioned in the cavity is fixedly sleeved with a rotating disk, the, and the right end of the piston rod is rotatably connected with one end of the connecting rod, the left side of the piston tank is fixedly provided with an exhaust pipe and an exhaust pipe positioned above the exhaust pipe in a sealing manner, the inner wall of the left side of the box body is provided with a through hole, and the exhaust pipe penetrates through the through hole and is fixedly connected with the inner wall of the through hole in a sealing manner.

Preferably, a first one-way valve is arranged on the exhaust pipe, and a second one-way valve is arranged on the exhaust pipe.

Preferably, the air extraction piston is connected with the inner wall of the piston tank in a sliding and sealing mode.

Preferably, the inner wall of the front side of the box body is provided with a mounting hole, a sealing bearing is fixedly mounted in the mounting hole in a sealing mode, and the rotating rod is rotatably mounted on the sealing bearing.

Preferably, a vacuum pressure gauge is further arranged on the front side of the front face of the box body; a sealing leather ring is fixedly bonded at the opening at the top of the box body, and the sealing cover is matched with the sealing leather ring.

Preferably, the sealing cover is provided with a buckle, a clamping opening is formed in the top opening of the box body, and the buckle is matched with the clamping opening.

The utility model has the advantages that:

in the utility model, the air exhaust piston can move left and right in the piston tank through the matching of the handle, the rotating rod, the rotating disk, the swing shaft, the connecting rod and the piston rod; when the air extracting piston moves rightwards, the space on the left side of the piston tank is enlarged, the pressure intensity is reduced, a negative pressure state is formed, the first check valve is opened, then air in the cavity and the placing groove is extracted into the piston tank from the air extracting pipe, when the air extracting piston moves leftwards, the space on the left side of the piston tank is reduced, the pressure intensity is increased, the second check valve is opened, meanwhile, the first check valve is closed, the air backflow in the piston tank is prevented, therefore, when the air extracting piston moves leftwards, the air extracted from the piston tank is exhausted to the outside of the box body through the exhaust pipe, the reciprocating operation is carried out, and finally, the inside of the box body can be extracted into;

to sum up, the utility model provides a food detection sampling box can make the sampling bottle in the box be in vacuum state and save the sample, and the air impurity in the food sampling box of having avoided the prior art is because the loss or bring into the sampling bottle in, and leads to the problem that the sample of saving can't keep original physicochemical index in the sampling bottle, is favorable to guaranteeing the requirement of follow-up sampling detection accuracy.

The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

Drawings

Fig. 1 is the utility model relates to a food detects sampling box's schematic structure.

Fig. 2 is the utility model relates to a food detects inside sectional structure schematic diagram of sampling box.

Fig. 3 is the utility model relates to a food detects transmission structure schematic diagram of sampling case.

In the figure: the vacuum pump comprises a box body 1, a sealing cover 2, a placing groove 3, an air suction hole 4, a buckle 5, a clamping port 6, a vacuum pressure gauge 7, a handle 8, a rotating rod 9, a rotating disk 10, a swing shaft 11, a connecting rod 12, a piston rod 13, an air suction piston 14, a piston tank 15, an air suction pipe 16, an air exhaust pipe 17, a first check valve 18, a second check valve 19 and a cavity 20.

Detailed Description

As shown in fig. 1-3, a food detection sampling box comprises a box body 1 and a sealing cover 2 rotatably hinged on the box body 1, wherein symmetrically arranged placing grooves 3 are arranged on the box body 1, the placing grooves 3 are used for placing sampling bottles, a cavity 20 is further arranged on the box body 1 below the two placing grooves 3, a plurality of air suction holes 4 are arranged on the inner wall of the top of the cavity 20, a piston tank 15 is fixedly arranged on the inner wall of the bottom of the cavity 20, an air suction piston 14 is movably arranged in the piston tank 15, a piston rod 13 is fixedly connected to the right side of the air suction piston 14, the right end of the piston rod 13 movably penetrates through the outside of the piston tank 15, a rotating rod 9 is rotatably arranged in the cavity 20 on the right side of the piston tank 15, one end of the rotating rod 9 rotatably extends to the outer side of the box body 1 and is fixedly connected with a hand crank 8, and, a swing shaft 11 is rotatably connected to the rotating disc 10, a connecting rod 12 is rotatably connected to one end of the swing shaft 11, the right end of a piston rod 13 is rotatably connected to one end of the connecting rod 12, an exhaust tube 16 and an exhaust pipe 17 positioned above the exhaust tube 16 are fixedly mounted on the left side of the piston tank 15 in a sealed manner, a through hole is formed in the inner wall of the left side of the box body 1, and the exhaust pipe 17 penetrates through the through hole and is fixedly connected with the inner wall of the through hole in a sealed manner; the utility model provides a food detects sampling box can make the sampling bottle in box 1 be in vacuum state and save the sample, and the air impurity in the food sampling box of having avoided the technique in the past is because the loss or bring into the sampling bottle in, and leads to the problem that the sample of saving can't keep original physicochemical index in the sampling bottle, is favorable to guaranteeing the requirement of follow-up sampling detection accuracy.

A first one-way valve 18 is arranged on the air exhaust pipe 16, and a second one-way valve 19 is arranged on the air exhaust pipe 17; the air extraction piston 14 is connected with the inner wall of the piston tank 15 in a sliding and sealing way; a mounting hole is formed in the inner wall of the front side of the box body 1, a sealing bearing is fixedly mounted in the mounting hole in a sealing mode, and the rotating rod 9 is rotatably mounted on the sealing bearing; a vacuum pressure gauge 7 is arranged on the front side of the front surface of the box body 1, so that whether the interior of the box body 1 is in a vacuum state or not is judged by observing a pressure value on the vacuum pressure gauge 7; a sealing leather ring is fixedly bonded at the opening at the top of the box body 1, and the sealing cover 2 is matched with the sealing leather ring; a buckle 5 is arranged on the sealing cover 2, a clamping opening 6 is arranged at the opening at the top of the box body 1, and the buckle 5 is matched with the clamping opening 6; the utility model provides a food detects sampling box can make the sampling bottle in box 1 be in vacuum state and save the sample, and the air impurity in the food sampling box of having avoided the technique in the past is because the loss or bring into the sampling bottle in, and leads to the problem that the sample of saving can't keep original physicochemical index in the sampling bottle, is favorable to guaranteeing the requirement of follow-up sampling detection accuracy.

When the sampling box is used, after sampling of a sample is completed, the sample is filled into the sampling bottle, then the sampling bottle is stored in the placing groove 3 on the box body 1 and the sealing cover 2 is covered, then the air in the box body 1 is pumped into a vacuum state, namely, the rotating rod 9 is driven to rotate by the hand crank 8, the rotating disk 10 is driven to rotate by the rotating rod 9, the piston rod 13 is driven to reciprocate left and right by the linkage of the swing shaft 11 and the connecting rod 12 in the rotating process of the rotating disk 10, and the air exhaust piston 14 is driven by the piston rod 13 to move left and right in the piston tank 15; when the air extracting piston 14 moves rightwards, the space on the left side of the piston tank 15 becomes larger, the pressure intensity is reduced, a negative pressure state is formed, so that the first one-way valve 18 is opened, then the air in the cavity 20 and the placing groove 3 is extracted into the piston tank 15 from the air extracting pipe 16, when the air extracting piston 14 moves leftwards, the space on the left side of the piston tank 15 becomes smaller, the pressure intensity is increased, the second one-way valve 19 is opened, the first one-way valve 18 is closed to prevent the air in the piston tank 15 from flowing back, so that the air extracted from the piston tank 15 is discharged to the outside of the box body 1 through the air exhaust pipe 17 when the air extracting piston 14 moves leftwards, and finally, the inside of the box body 1 can be pumped into a vacuum state through the reciprocating operation, so that the sampling bottle in the box body 1 is in a vacuum state to store a sample, and air impurities in the food sampling box in the prior, the problem that the samples stored in the sampling bottles can not keep the original physicochemical indexes is caused, and the requirement of the accuracy of subsequent sampling detection is favorably met.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a food detection sampling box, its characterized in that, includes box (1) and rotates the sealed lid (2) that articulates on box (1), be equipped with standing groove (3) that the symmetry set up on box (1), still be equipped with one cavity (20) on box (1) that is located two standing groove (3) below, be provided with a plurality of aspirating holes (4) on the top inner wall of cavity (20), fixed mounting has piston jar (15) on the bottom inner wall of cavity (20), piston jar (15) internalization is equipped with air extraction piston (14), the right side fixedly connected with piston rod (13) of air extraction piston (14), and the right-hand member activity of piston rod (13) runs through to the outside of piston jar (15), and cavity (20) internal rotation that is located piston jar (15) right side installs dwang (9), and the one end of dwang (9) rotates outside and fixedly connected with handle (8) that extend to box (1), be located one of dwang (9) in cavity (20) and serve fixed cup joint rotary disk (10), it is connected with balance staff (11) to rotate on rotary disk (10), the one end of balance staff (11) is rotated and is connected with connecting rod (12), and the right-hand member of piston rod (13) rotates with the one end of connecting rod (12) and is connected, the sealed fixed mounting in left side of piston jar (15) has exhaust tube (16) and blast pipe (17) that are located exhaust tube (16) top, be equipped with the through hole on the left side inner wall of box (1), and blast pipe (17) run through the through hole and with the sealed fixed connection of inner wall of through hole.

2. The food detection sampling box according to claim 1, characterized in that a first one-way valve (18) is arranged on the suction pipe (16), and a second one-way valve (19) is arranged on the exhaust pipe (17).

3. The food detection sampling box according to claim 1, wherein the air-extracting piston (14) is connected with the inner wall of the piston can (15) in a sliding and sealing manner.

4. The food detection sampling box according to claim 1, wherein a mounting hole is formed in the inner wall of the front side of the box body (1), a sealing bearing is fixedly mounted in the mounting hole in a sealing manner, and the rotating rod (9) is rotatably mounted on the sealing bearing.

5. The food detection sampling box according to claim 1, characterized in that a vacuum pressure gauge (7) is further arranged on the front side of the front surface of the box body (1); the top opening of box (1) still fixed the bonding has sealed leather collar, and sealed lid (2) and sealed leather collar looks adaptation.

6. The food detection sampling box according to claim 1, wherein a buckle (5) is arranged on the sealing cover (2), a clamping interface (6) is arranged at the top opening of the box body (1), and the buckle (5) is matched with the clamping interface (6).