CN213274906U

CN213274906U - Food detection sampler

Info

Publication number: CN213274906U
Application number: CN202120888032.5U
Authority: CN
Inventors: 余智敏
Original assignee: Shangzhi Jiangpin Machinery Equipment Chengdu Co ltd
Current assignee: Shangzhi Jiangpin Machinery Equipment Chengdu Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-05-25
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a food detection sampler, including the sample storage box, liquid sample storage groove, solid sample storage groove are seted up to sample storage box upper surface, sample storage box outer wall installation output end up rotary driving device, rotary driving device's output fixed connection pivot, two connecting rods of fixed connection in the pivot, first telescoping device, the second telescoping device that stretches out and draws back downwards are connected respectively on two connecting rods, the bottom of first telescoping device is connected liquid sampling equipment, liquid sampling equipment can rotate to liquid sample storage groove top along with the pivot; solid sampling equipment is connected to second telescoping device's bottom, solid sampling equipment can rotate to solid sample storage groove top along with the pivot. The utility model provides a food detection sampler to food detection sampler function singleness among the solution prior art can't compromise the problem of solid and liquid food's sample demand, realizes improving the purpose of the commonality of sampler.

Description

Food detection sampler

Technical Field

The utility model relates to a food detection area, concretely relates to food detection sampler.

Background

Food detection is an important step in determining whether food can enter the market, which is important to ensure the health of consumers, and the initial step of food detection is sampling. Besides regular sampling detection by the supervision department, food manufacturers also need to perform safety detection on food on the production line, and the food detection processes all need to use a sampler. The conventional food detection sampler has low automation degree and single function, can only be used for sampling solid food or liquid food, has poor universality and cannot meet the sampling requirements of the solid food and the liquid food.

SUMMERY OF THE UTILITY MODEL

The utility model provides a food detection sampler to food detection sampler function singleness among the solution prior art can't compromise the problem of solid and liquid food's sample demand, realizes improving the purpose of the commonality of sampler.

The utility model discloses a following technical scheme realizes:

a food detection sampler comprises a sample storage box, wherein a liquid sample storage groove and a solid sample storage groove are formed in the upper surface of the sample storage box, a rotary driving device with an upward output end is mounted on the outer wall of the sample storage box, the output end of the rotary driving device is fixedly connected with a rotating shaft, two connecting rods are fixedly connected to the rotating shaft, a first telescopic device and a second telescopic device which stretch downwards are respectively connected to the two connecting rods, the bottom of the first telescopic device is connected with a liquid sampling device, and the liquid sampling device can rotate to the position above the liquid sample storage groove along with the rotating shaft; the bottom of the second telescopic device is connected with solid sampling equipment;

still include the solid sample cup, the second constant head tank is seted up in the solid sample storage inslot, the second constant head tank is rectangular form, the solid sample cup can slide in the second constant head tank, solid sampling equipment can rotate to second constant head tank one end directly over along with the pivot.

To food detection sampler function singleness among the prior art, can't compromise the problem of solid and liquid food's sample demand, the utility model provides a food detection sampler, wherein the sample storage box is used for keeping in the sample of being taken out, supplies the follow-up detection of staff to use. This application offers liquid sample storage groove, solid sample storage groove on the sample storage box, and liquid sample storage groove and solid sample storage groove mutually independent, mutually noninterfere. The rotary driving device is arranged on the outer wall of the sample storage box, and the output end of the rotary driving device drives the rotating shaft to rotate so as to drive the two connecting rods to synchronously rotate. First telescoping device, second telescoping device connect respectively on two connecting rods, rotate along with the rotation of connecting rod, and wherein liquid sampling equipment is connected to first telescoping device's bottom, and solid sampling equipment is connected to second telescoping device's bottom, liquid sampling equipment, solid sampling equipment all can adopt prior art to realize, do not redundantly here. The liquid sampling device can be installed beside a food production or conveying line when in use, when food to be sampled is liquid, firstly, the liquid sampling device is rotated to the position above the sampled liquid food by the rotary driving device, the first telescopic device extends downwards until the liquid sampling device is submerged in the liquid, sampling is carried out by the liquid sampling device, the first telescopic device contracts upwards after sampling is finished, then the liquid sampling device is rotated to the position above the liquid sample storage groove by the rotary driving device, unloading is carried out by the liquid sampling device, and the sampled liquid is temporarily stored in the liquid sample storage groove; when the food needing sampling is solid, firstly, the solid sampling equipment is rotated to the upper part of the sampled solid food by the rotary driving device, the second expansion device extends downwards until the solid food below the solid sampling equipment is captured, then the second expansion device contracts upwards, then the solid sampling equipment is rotated to the upper part of the solid sample storage groove by the rotary driving device, the solid sampling equipment is used for unloading, and the sampled liquid is temporarily stored in the solid sample storage groove. This application has overcome among the prior art food detection sampler degree of automation lower to can't compromise the problem of solid and liquid food's sample demand, improved the degree of automation of food detection sample, realized just can carrying out the purpose of taking a sample to solid and liquid food through a sampler.

In addition, the second positioning groove is used for placing a solid sampling cup. In order to avoid secondary pollution or cross interference to the sample, the solid food sample in the scheme is not directly put into the solid sample storage groove, but is taken up through the solid sample cup. Specifically, set up the second constant head tank in the solid sample storage inslot, the solid sample cup can be placed in the second constant head tank, and under rotary drive device's drive, the solid sampling equipment can rotate to the second constant head tank directly over. This scheme is when taking a sample to the solid, place the solid sampling cup in the second constant head tank earlier, rethread solid sampling equipment takes a sample, solid sampling equipment rotates to second constant head tank top after the sample is accomplished, be located the solid sampling cup immediately directly over, solid sampling equipment unloads this moment, unload the solid of acquireing to the solid sampling cup in, this solid sampling cup is taken away to the manual work and is detected, and place next empty solid sampling cup in the second constant head tank, wait for next time sample can.

This scheme sets up the second constant head tank into rectangular form, and the staff of being convenient for gets it and puts, places the optional position of solid sample cup in the second constant head tank when using, promotes it again to the bottom and can realize the location, and solid sampling equipment can arrive the solid sample cup and unload directly over under rotary drive device's drive this moment. After the discharging is finished, even if the solid sampling device is not rotated away, the worker can hold the solid sampling cup and withdraw the solid sampling cup along the second positioning groove to a position where the solid sampling device does not interfere with the solid sampling cup.

Further, the liquid sampling device comprises a cylinder sleeve, a piston matched with the cylinder sleeve and a piston rod connected with the piston, and the cylinder sleeve is connected with the first telescopic device. Liquid sampling equipment connects in first telescoping device's bottom, and it realizes taking a sample to the suction of liquid food by cylinder liner, piston of mutually supporting, and wherein the piston is moved in the cylinder liner by the piston rod drive, and the piston rod can be realized moving by arbitrary prior art, and it is all can even carry out the push-and-pull by the manpower, does not do here and give unnecessary details. The cylinder sleeve is connected with the first telescopic device, so that the liquid sampling equipment is driven to integrally lift through the stretching of the first telescopic device.

Further, the solid sampling device is a clamp or a vacuum chuck; when the solid sampling device is a vacuum chuck, the solid sampling device also comprises a vacuum generator connected with the vacuum chuck through a hose. The clamp holder in the prior art can meet the sampling requirement of solid food; if use vacuum chuck as solid sampling equipment, compare in the holder, it can adapt to the solid sample that the volume is littleer, can further improve the commonality of this application, enlarges the sample scope of this application.

The liquid sampling device is characterized by further comprising a liquid sampling cup, wherein a first positioning groove matched with the liquid sampling cup is formed in the liquid storage groove, the first positioning groove is used for placing the liquid sampling cup, and the liquid sampling device can rotate to the position right above the first positioning groove along with the rotating shaft. In order to avoid secondary pollution or cross interference to the sample, the liquid food sample in the scheme is not directly put into the liquid sample storage groove, but is carried by the liquid sampling cup. Specifically, set up first constant head tank in liquid sample storage inslot, liquid sample cup can place in first constant head tank, and under rotary drive device's drive, liquid sampling equipment can rotate to first constant head tank directly over. This scheme is when taking a sample to liquid, earlier place liquid sampling cup in first constant head tank, rethread liquid sampling equipment takes a sample, liquid sampling equipment rotates to first constant head tank top after the sample is accomplished, be located liquid sampling cup immediately directly over, liquid sampling equipment unloads this moment, unload the liquid of acquireing to liquid sampling cup in, this liquid sampling cup is taken away in the manual work and is detected, and place next empty liquid sampling cup in first constant head tank, wait for next sample can.

Further, a liquid discharge hole is formed in the bottom of the liquid sample storage groove. Because this scheme has adopted liquid sampling cup to accept the liquid sample, consequently liquid sampling equipment probably has the risk of sputtering at liquid sample storage tank at the in-process of unloading, and the existence of sample storage tank can avoid liquid sample pollution operational environment in this scheme, only need regularly wash liquid sample storage tank can, the outage is used for discharging the waste water of clearance.

Further, still include with solid sample cup assorted triturating subassembly, the triturating subassembly is used for triturating the sample in the solid sample cup. For a solid sample with a large volume, the solid sample needs to be manually smashed into small particles for detection in the prior art, so that not only is the manpower consumed, but also the process of replacing a container for smashing is easy to cause secondary pollution or cross pollution to the sample. For this, this scheme setting and solid sampling cup assorted smash the subassembly to pieces, and after the solid food who is sampled got into solid sampling cup, directly smash to pieces it by smashing the subassembly to pieces in solid sampling cup, not only reduced manpower consumption, still avoided making a round trip to change the container, reduced the pollution risk to the solid food sample.

Further, smash to pieces the subassembly include with solid sample cup assorted bowl cover, set up the third telescoping device in the bowl cover bottom, fixed connection is at the vibrating plate of third telescoping device bottom, vibrating plate bottom sets up a plurality of awl. When needs pound to pieces to the solid, remove the bowl cover to solid sample cup top, then third telescoping device up-and-down reciprocating motion drives the solid food of its bottom and constantly crushes to the below to the point awl of vibrating plate bottom can accelerate the efficiency of pounding to pieces to solid food, peels off the tiny particle from solid food, and then is favorable to subsequent detection experiment to use.

The cup further comprises a slide rail arranged on the inner side wall of the solid sample storage groove and a slide block in sliding fit with the slide rail, and the cup cover is fixedly connected with the slide block; the slider can drive the bowl cover and move to the second constant head tank directly over. According to the scheme, the automatic mashing process can be completed in the solid sample storage groove, and when mashing is not needed, the sliding block drives the mashing component to move to a region far away from the upper part of the second positioning groove, so that the solid sampling equipment is prevented from being interfered for discharging materials into the solid sampling cup; when unloading and accomplishing the back and need pound to pieces, at first rotary driving device drive solid sampling equipment moves away, lets out the space of second constant head tank top, and later the slider slides to the one end that is close to the second constant head tank along the slide rail, drives to pound to pieces the subassembly and remove to second constant head tank top, and the bowl cover in the subassembly of smashing to pieces this moment is located the solid and takes a sample the cup directly over, and the third telescoping device is extension downwards, makes the board that shakes stretch into in the solid sample cup, pound to pieces solid food. Smash to pieces the operation and accomplish the back, the third telescoping device upwards contracts and resets, drives to smash to pieces the subassembly by the slider again and moves to the region of keeping away from second constant head tank top, can take out solid sample cup and carry out the experiment and detect, need not to change container once more or artifical and smash to pieces.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the utility model relates to a food detection sampler has overcome among the prior art food detection sampler degree of automation lower to can't compromise the problem of solid and liquid food's sample demand, improved the degree of automation of food detection sample, realized just can carrying out the purpose of taking a sample to solid and liquid food through a sampler.

2. The utility model relates to a food detection sampler can adapt to the littleer solid sample of volume, further improves the commonality, enlarges the sample range.

3. The utility model relates to a food detection sampler through liquid sampling cup, solid sampling cup and supporting setting, has reduced the pollution risk who is detected the food sample.

4. The utility model relates to a food detection sampler sets up and smashes subassembly to pieces with solid sampling cup assorted, and after the solid food who is taken a sample got into solid sampling cup, directly smashes to pieces it in solid sampling cup by smashing the subassembly to pieces, has not only reduced manpower consumption, has still avoided the change container of making a round trip, has reduced the pollution risk to the solid food sample.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a schematic view of a partial structure according to an embodiment of the present invention;

FIG. 4 is a schematic view of a partial structure according to an embodiment of the present invention;

FIG. 5 is a top view of an embodiment of the present invention;

fig. 6 is a sectional view taken along the line a-a in fig. 5.

Reference numbers and corresponding part names in the drawings:

1-sample box, 2-liquid sample storage tank, 3-solid sample storage tank, 4-rotary driving device, 5-rotating shaft, 6-connecting rod, 7-first telescopic device, 8-second telescopic device, 9-cylinder sleeve, 10-piston, 11-piston rod, 12-vacuum sucker, 13-vacuum generator, 14-liquid sampling cup, 15-first positioning tank, 16-liquid drainage hole, 17-solid sampling cup, 18-second positioning tank, 19-cup cover, 20-third telescopic device, 21-vibrating plate, 22-pointed cone, 23-sliding rail and 24-sliding block.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention. In the description of the present application, it is to be understood that the terms "front", "back", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, are used for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present application.

Example 1:

a sampler for food detection as shown in fig. 1 to 4, which comprises a sample storage box 1, wherein a liquid sample storage tank 2 and a solid sample storage tank 3 are arranged on the upper surface of the sample storage box 1, a rotary driving device 4 with an upward output end is mounted on the outer wall of the sample storage box 1, the output end of the rotary driving device 4 is fixedly connected with a rotating shaft 5, the rotating shaft 5 is fixedly connected with two connecting rods 6, the two connecting rods 6 are respectively connected with a first telescopic device 7 and a second telescopic device 8 which are telescopic downwards, the bottom of the first telescopic device 7 is connected with a liquid sampling device, and the liquid sampling device can rotate to the position above the liquid sample storage tank 2 along with the rotating shaft 5; solid sampling equipment is connected to second telescoping device 8's bottom, solid sampling equipment can rotate to solid sample storage groove 3 top along with pivot 5.

In the drawings, fig. 1 and 2 are schematic structural views of the present embodiment at different viewing angles, and fig. 3 and 4 are partial components of the rotary driving device 4 and the liquid sampling apparatus omitted for convenience of illustration.

In one or more preferred embodiments, the liquid sample reservoir 2 is separated from the solid sample reservoir 3 by a removably attached partition.

In one or more preferred embodiments, the rotary drive device 4 is a servo motor or a stepper motor, and the first telescoping device 7 and the second telescoping device 8 are both electric push rods.

Example 2:

on the basis of embodiment 1, the liquid sampling device comprises a cylinder sleeve 9, a piston 10 matched with the cylinder sleeve 9 and a piston rod 11 connected with the piston 10, wherein the cylinder sleeve 9 is connected with the output end of the first telescopic device 7. Fig. 3 and 4 show schematic views of the liquid sampling device in this embodiment with the cylinder liner 9 hidden.

The solid sampling device is a gripper or vacuum chuck 12;

fig. 1 to 4 show the state of the solid sampling device as a vacuum chuck 12, and at this time, the solid sampling device further includes a vacuum generator 13 connected to the vacuum chuck 12 through a hose, and the vacuum generator 13 is fixed to the corresponding connecting rod 6 of the solid sampling device.

The embodiment also comprises a plurality of liquid sampling cups 14 and solid sampling cups 17; fig. 1 and 2 are schematic views when liquid sampling cup 14 and solid sampling cup 17 are inserted, and fig. 3 and 4 are schematic views after liquid sampling cup 14 and solid sampling cup 17 are removed.

A first positioning groove 15 matched with the liquid sampling cup 14 is formed in the liquid sample storage groove 2, the first positioning groove 15 is used for placing the liquid sampling cup 14, and the liquid sampling equipment can rotate to the position right above the first positioning groove 15 along with the rotating shaft 5.

And a second positioning groove 18 is formed in the solid sample storage groove 3, the second positioning groove 18 is used for placing a solid sample cup 17, and the solid sampling equipment can rotate to the position right above the second positioning groove 18 along with the rotating shaft 5.

Preferably, the piston rod 11 may be a cylinder or an electric push rod, so as to facilitate automatic sampling.

Preferably, the second positioning slot 18 is a long strip, the solid sampling cup 17 can slide in the second positioning slot 18, and the solid sampling device can rotate to a position right above one end of the second positioning slot 18 along with the rotating shaft 5.

Preferably, as shown in FIG. 5, the liquid reservoir 2 is provided with a drain hole 16 at the bottom; and the temporary plugging can be carried out through the matched plugs.

Example 3:

a food detection sampler, on the basis of embodiment 2, further comprises a mashing component matched with the solid sampling cup 17, wherein the mashing component is used for mashing a sample in the solid sampling cup 17.

As shown in fig. 6, the mashing assembly in this embodiment includes a cup cover 19 matching with the solid sampling cup 17, a third telescopic device 20 disposed at the bottom of the cup cover 19, and a vibrating plate 21 fixedly connected to the bottom of the third telescopic device 20, wherein a plurality of pointed cones 22 are disposed at the bottom of the vibrating plate 21.

Preferably, the third expansion device 20 is an electric push rod.

Preferably, the vibrating plate 21 is circular and has an outer diameter slightly smaller than the inner diameter of the solid sampling cup 17.

In one or more preferred embodiments, the sample storage device further comprises a slide rail 23 arranged on the inner side wall of the solid sample storage groove 3, and a slide block 24 in sliding fit with the slide rail 23, wherein the cup cover 19 is fixedly connected with the slide block 24; the slide block 24 can drive the cup cover 19 to move right above the second positioning groove 18.

Preferably, the slider 24 is driven in translation on the slide 23 by any known drive means.

The sampling device is installed beside food production during use, when food to be sampled is liquid, the rotary driving device 4 rotates the liquid sampling device to the position above the sampled liquid food, the first telescopic device 7 extends downwards until the bottom of the cylinder sleeve 9 is immersed in the liquid, the piston rod 11 is lifted upwards to suck the liquid into the cylinder sleeve 9, then the first telescopic device 7 contracts upwards, the rotary driving device 4 rotates the liquid sampling device to the position above the liquid sampling cup 14 in the first positioning groove 15, the piston rod 11 is pushed downwards to extrude the liquid in the cylinder sleeve 9 into the liquid sampling cup 14;

when the food that needs the sample is the solid, rotate solid sampling equipment to the top by the solid food of sample by rotary driving device 4, second telescoping device 8 is extension downwards, vacuum generator 13 starts simultaneously, until vacuum chuck 12 adsorbs the solid food, then second telescoping device 8 upwards contracts, again by rotary driving device 4 with vacuum chuck 12 rotate to the top of placing the second constant head tank 18 of solid sampling cup 17, vacuum generator 13 release this moment, the adsorbed solid food drops to in the solid sampling cup 17. Then the rotary driving device 4 drives the vacuum chuck 12 to move away, so that the space above the solid sampling cup 17 is made, the slide block 24 slides to one end close to the second positioning groove 18 along the slide rail 23, the mashing assembly is driven to move above the second positioning groove 18, the cup cover 19 in the mashing assembly is positioned right above the solid sampling cup at the moment, and the third telescopic device 20 extends downwards, so that the vibrating plate 21 extends into the solid sampling cup and smashes solid food. After the mashing operation is completed, the third telescopic device 20 is upwards contracted and reset, and the mashing assembly is driven by the slide block 24 to move to the area far away from the upper part of the second positioning groove 18, so that the solid sampling cup 17 can be taken out for experimental detection without replacing the container or manually mashing.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

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. Further, the term "connected" used herein may be directly connected or indirectly connected via other components without being particularly described.

Claims

1. A food detection sampler comprises a sample storage box (1), and is characterized in that a liquid sample storage groove (2) and a solid sample storage groove (3) are formed in the upper surface of the sample storage box (1), a rotary driving device (4) with an upward output end is mounted on the outer wall of the sample storage box (1), the output end of the rotary driving device (4) is fixedly connected with a rotating shaft (5), the rotating shaft (5) is fixedly connected with two connecting rods (6), the two connecting rods (6) are respectively connected with a first telescopic device (7) and a second telescopic device (8) which are telescopic downwards, the bottom of the first telescopic device (7) is connected with liquid sampling equipment, and the liquid sampling equipment can rotate to the position above the liquid sample storage groove (2) along with the rotating shaft (5); the bottom of the second telescopic device (8) is connected with a solid sampling device;

still include solid sample cup (17), set up second constant head tank (18) in solid sample storage groove (3), second constant head tank (18) are rectangular form, solid sample cup (17) can slide in second constant head tank (18), solid sampling equipment can rotate to second constant head tank (18) one end directly over along with pivot (5).

2. A food detection sampler according to claim 1, wherein the liquid sampling device comprises a cylinder casing (9), a piston (10) matching with the cylinder casing (9), and a piston rod (11) connected to the piston (10), and the cylinder casing (9) is connected to the first telescopic device (7).

3. A food detection sampler according to claim 1 wherein the solid sampling device is a holder or vacuum cup (12); when the solid sampling device is a vacuum chuck (12), the solid sampling device also comprises a vacuum generator (13) which is connected with the vacuum chuck (12) through a hose.

4. The food detection sampler according to claim 1, further comprising a liquid sampling cup (14), wherein a first positioning groove (15) matched with the liquid sampling cup (14) is formed in the liquid storage groove (2), and the liquid sampling device can rotate to a position right above the first positioning groove (15) along with the rotating shaft (5).

5. A food detection sampler according to claim 1 wherein the bottom of the liquid reservoir (2) is provided with drain holes (16).

6. A food detection sampler according to claim 1 further comprising a mashing assembly to mate with the solid sampling cup (17).

7. The food detection sampler of claim 6, wherein the mashing assembly comprises a cup cover (19) matched with the solid sampling cup (17), a third telescopic device (20) arranged at the bottom of the cup cover (19), and a vibrating plate (21) fixedly connected to the bottom of the third telescopic device (20), wherein a plurality of pointed cones (22) are arranged at the bottom of the vibrating plate (21).

8. The food detection sampler according to claim 7, further comprising a slide rail (23) disposed on an inner side wall of the solid sample storage tank (3), and a slide block (24) slidably engaged with the slide rail (23), wherein the cup cover (19) is fixedly connected to the slide block (24); the sliding block (24) can drive the cup cover (19) to move right above the second positioning groove (18).