CN214503031U

CN214503031U - Sampling device for liquid food detection

Info

Publication number: CN214503031U
Application number: CN202120571211.6U
Authority: CN
Inventors: 赵佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-22
Filing date: 2021-03-22
Publication date: 2021-10-26
Anticipated expiration: 2031-03-22

Abstract

The utility model discloses a sampling device for liquid food detects, including sampler barrel and sampling bottle, through hose connection between sampler barrel and the sampling bottle, the sampler barrel includes the barrel, the inside of barrel is equipped with the sample chamber, first recess has been seted up to the bottom wall in sample chamber, the bottom of barrel is equipped with transition cylinder, transition chamber has been seted up to transition cylinder's inside, the inside nestification of first recess has first sealed the pad, the bottom right side of sampler barrel is connected with the output, the inside nestification of transition passageway has the second spring, the right-hand member of second spring is connected with the sealed pad of second. The utility model discloses a pulling is drawn extraction liquid food, pushes down again and draws the handle, passes through output piece and hose input sampling bottle with the liquid food in the sampler barrel in, has improved liquid food sample collection efficiency to midway not with external contact, can avoid liquid food to receive the pollution, improve the accuracy that detects liquid food.

Description

Sampling device for liquid food detection

Technical Field

The utility model relates to a food detection area, concretely relates to a sampling device for liquid food detects.

Background

The food can meet the normal physiological and biochemical energy requirements of human bodies and can prolong the normal life of human bodies, so that the food safety is the most concerned by people, and the food safety problem not only influences the lives and properties of people, but also restricts the economic development of the whole country. In order to ensure food safety, the national food safety supervision department occasionally samples and tests various foods circulating on the market, and a sampler is required.

Currently, the sampling and collection of liquid food are performed separately, and in the process, the liquid food is easily polluted by contacting with air, so that the accuracy of food detection is reduced.

Therefore, it is necessary to invent a sampling device for liquid food detection to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sampling device for liquid food detects, through be provided with first spring on the sampler barrel, first sealed pad and output, the output passes through the hose and is connected with the sampling bottle, arrange the sampling head of sampler barrel bottom in liquid food, draw extraction liquid food through the pulling, push down again and draw the handle, pass through in output and the hose input sampling bottle with the liquid food in the sampler barrel, liquid food sample collection efficiency has been improved, and midway with external contact, liquid food contact air receives the phenomenon emergence of pollution when can effectively avoiding taking a sample to liquid food, improve the accuracy that detects liquid food, with the above-mentioned weak point in the solution technique.

In order to achieve the above object, the present invention provides the following technical solutions: a sampling device for liquid food detection comprises a sampling tube and a sampling bottle, wherein the sampling tube is connected with the sampling bottle through a hose, the sampling tube comprises a tube body, a sampling cavity is arranged in the tube body, a first groove is formed in the bottom wall of the sampling cavity, a transition tube is arranged at the bottom of the tube body, a sampling head is arranged at the bottom of the transition tube, a sampling channel is formed in the sampling head, a transition cavity is formed in the transition tube, the upper end of the transition cavity is communicated with the first groove, the lower end of the transition cavity is communicated with the sampling channel, a first sealing gasket is nested in the first groove, a first spring is nested in the transition cavity, the upper end of the first spring is connected with the bottom of the first sealing gasket, an output piece is connected to the right side of the bottom of the sampling tube, and a liquid outlet channel is formed in the left part of the output piece, the second recess has been seted up to liquid outlet channel's left end, the left end of second recess is equipped with transition passageway, transition passageway's inside nestification has the second spring, the right-hand member of second spring is connected with the sealed pad of second, the sealed nested pad of second is nested in the second recess, transition passageway's left end is equipped with the inlet channel, the inlet channel link up with the sample chamber mutually, the cover is installed on the top of barrel, the through-hole has been seted up at the middle part of cover, the inside slip nestification of through-hole has the pull rod, the lower extreme of pull rod is connected with the piston, the fixed sealing washer that has cup jointed in the outside of piston, the upper end of pull rod is fixed with the handle, the bottle plug is installed to the port of sample bottle, the bottle plug is run through to the one end of hose, the other end and the right-hand member of output piece of hose are connected.

Preferably, the barrel, the transition barrel and the sampling head are integrally processed and molded.

Preferably, the diameter of sampling channel is less than the cross-section circle diameter of transition chamber, the cross-section circle diameter of transition chamber is less than the diameter of first recess, the diameter of first sealed pad is greater than the cross-section circle diameter of transition chamber, the cross-section circle diameter of first spring is greater than the diameter of sampling channel, the bottom of first spring and the bottom wall fixed connection of transition chamber.

Preferably, the cross-section circle diameter of transition passageway is less than the cross-section circle diameter of second recess, the cross-section circle diameter of transition passageway is greater than the cross-section circle diameter of inlet channel, the sealed diameter of filling up of second is greater than the cross-section circle of transition passageway, the cross-section circle diameter of second spring is greater than the cross-section circle diameter of inlet channel, the left end of second spring and the left side wall fixed connection of transition passageway.

Preferably, the lower part of the cylinder cover is nested in the sampling cavity, and the cylinder cover is in threaded connection with the inner wall of the top port of the sampling cavity.

Preferably, a handle is fixed on the left side of the barrel.

Preferably, the bottle plug adopts thick rubber processing to make, the nested blast pipe that has on the bottle plug, the lower extreme of blast pipe link up with the inner chamber of sampling bottle mutually, the upper end of blast pipe is connected with one-way discharge valve.

Preferably, one end of the hose, which is close to the output piece, is provided with a connector, the connector is provided with a thread groove, the connector is sleeved at the right end of the output piece, and the right end of the output piece is in threaded connection with the thread groove.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the sampling cylinder is provided with the first spring, the first sealing gasket and the output piece, the output piece is connected with the sampling bottle through the hose, the sampling head at the bottom of the sampling cylinder is placed in liquid food, the liquid food is extracted by pulling the pull handle, then the pull handle is pressed downwards, and the liquid food in the sampling cylinder is input into the sampling bottle through the output piece and the hose, so that the sampling and collecting efficiency of the liquid food is improved, the liquid food is not contacted with the outside midway, the phenomenon that air contacted with the liquid food is polluted when the liquid food is sampled can be effectively avoided, and the detection accuracy of the liquid food is improved;

2. through be provided with blast pipe and one-way discharge valve on the bottle plug, can be in the gas outgoing of liquid food collection in-process in the sampling bottle through blast pipe and one-way discharge valve, be favorable to liquid food to pass through in the hose gets into the sampling bottle, avoid outside gas to get into the liquid food in the sampling bottle of pollution in the sampling bottle simultaneously, the accuracy that the later stage detected liquid food has been improved, connector on the hose and the right-hand member threaded connection of output spare, be convenient for installation and separation between sampling cylinder and the sampling bottle, when one of them damages of sampling cylinder or sampling bottle, be convenient for change it.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

fig. 4 is a cross-sectional view of the output member of the present invention.

Description of reference numerals:

1 sampling tube, 2 sampling bottle, 3 hose, 4 barrel, 5 sampling cavity, 6 first groove, 7 transition tube, 8 sampling head, 9 sampling channel, 10 transition cavity, 11 first sealing gasket, 12 first spring, 13 pull handle, 14 output piece, 15 liquid outlet channel, 16 second groove, 17 transition channel, 18 second spring, 19 second sealing gasket, 20 liquid inlet channel, 21 barrel cover, 22 through hole, 23 pull rod, 24 piston, 25 sealing ring, 26 bottle stopper, 27 handle, 28 exhaust pipe, 29 one-way exhaust valve, 30 connector, 31 thread groove.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a sampling device for liquid food detection as shown in figures 1-4, which comprises a sampling tube 1 and a sampling bottle 2, wherein the sampling tube 1 is connected with the sampling bottle 2 through a hose 3, the sampling tube 1 comprises a tube body 4, a sampling cavity 5 is arranged in the tube body 4, a first groove 6 is arranged on the bottom wall of the sampling cavity 5, a transition tube 7 is arranged at the bottom of the tube body 4, a sampling head 8 is arranged at the bottom of the transition tube 7, a sampling channel 9 is arranged in the sampling head 8, a transition cavity 10 is arranged in the transition tube 7, the upper end of the transition cavity 10 is communicated with the first groove 6, the lower end of the transition cavity 10 is communicated with the sampling channel 9, a first sealing gasket 11 is nested in the first groove 6, a first spring 12 is nested in the transition cavity 10, the upper end of the first spring 12 is connected with the bottom of the first sealing gasket 11, the right side of the bottom of the sampling tube 1 is connected with an output piece 14, the left part of the output piece 14 is provided with a liquid outlet channel 15, the left end of the liquid outlet channel 15 is provided with a second groove 16, the left end of the second groove 16 is provided with a transition channel 17, the inside of the transition channel 17 is nested with a second spring 18, the right end of the second spring 18 is connected with a second sealing gasket 19, the second sealing gasket 19 is nested in the second groove 16, the left end of the transition channel 17 is provided with a liquid inlet channel 20, the liquid inlet channel 20 is communicated with the sampling cavity 5, the top end of the tube body 4 is provided with a tube cover 21, the middle part of the tube cover 21 is provided with a through hole 22, the inside of the through hole 22 is nested with a pull rod 23 in a sliding manner, the lower end of the pull rod 23 is connected with a piston 24, the outer side of the piston 24 is fixedly sleeved with a sealing ring 25, the upper end of the pull rod 23 is fixed with a pull handle 13, a bottle stopper 26 is installed at the port of the sampling bottle 2, one end of the flexible pipe 3 penetrates through the bottle stopper 26, and the other end of the flexible pipe 3 is connected with the right end of the output member 14.

Further, in the above technical scheme, the barrel 4, the transition barrel 7 and the sampling head 8 are integrally formed, so that the connection strength among the barrel 4, the transition barrel 7 and the sampling head 8 is improved, the connection is stable, and the firmness is strong.

Further, in the above technical solution, the diameter of the sampling channel 9 is smaller than the diameter of the cross-section circle of the transition cavity 10, the diameter of the cross-section circle of the transition cavity 10 is smaller than the diameter of the first groove 6, the diameter of the first sealing gasket 11 is larger than the diameter of the cross-section circle of the transition cavity 10, the diameter of the cross-section circle of the first spring 12 is larger than the diameter of the sampling channel 9, and the bottom end of the first spring 12 is fixedly connected with the bottom wall of the transition cavity 10, so that the first sealing gasket 11 can seal and cover the upper end port of the transition cavity 10, and the first spring 12 is stably installed.

Further, in above-mentioned technical scheme, transition channel 17's cross-section circle diameter is less than second recess 16's cross-section circle diameter, transition channel 17's cross-section circle diameter is greater than inlet channel 20's cross-section circle diameter, the diameter of the sealed 19 of second is greater than transition channel 17's cross-section circle, second spring 18's cross-section circle diameter is greater than inlet channel 20's cross-section circle diameter, second spring 18's left end and transition channel 17's left side wall fixed connection for the sealed 19 right-hand member port that covers transition channel 17 that can seal up of second makes second spring 18 installation stable.

Further, in the above technical solution, the lower part of the cover 21 is nested in the sampling cavity 5, and the cover 21 is in threaded connection with the inner wall of the top port of the sampling cavity 5, so that the cover 21 and the barrel 4 are easy to install, and the cover 21 is convenient to detach, and the inside of the barrel 4 is cleaned.

Further, in above-mentioned technical scheme, the left side of barrel 4 is fixed with handle 27, makes things convenient for getting of sampler barrel 1 to take, gets to take the convenience to sampler barrel 1.

Further, in the above technical scheme, bottle plug 26 adopts thick skin rubber processing to make, nested exhaust pipe 28 on the bottle plug 26, the lower extreme of exhaust pipe 28 link up with the inner chamber of sampling bottle 2 mutually, the upper end of exhaust pipe 28 is connected with one-way discharge valve 29, can discharge the gas in the sampling bottle 2 in the liquid food collection process through exhaust pipe 28 and one-way discharge valve 29, is favorable to liquid food to pass through hose 3 and gets into in the sampling bottle 2.

Further, in above-mentioned technical scheme, the one end that hose 3 is close to output 14 is equipped with connector 30, thread groove 31 has been seted up on the connector 30, connector 30 cup joints the right-hand member at output 14, threaded connection between the right-hand member of output 14 and the thread groove 31, installation and separation between sampler barrel 1 and the sampling bottle 2 of being convenient for, when one of them damages of sampler barrel 1 or sampling bottle 2, be convenient for change it.

The implementation mode is specifically as follows: when sampling, the sampling head 8 at the bottom of the sampling cylinder 1 is placed in liquid food, the pull handle 13 is pulled to drive the piston 24 to move upwards, so that negative pressure is generated in the lower space of the piston 24 in the sampling cavity 5, under the action of the negative pressure, the first sealing gasket 11 moves upwards to expose the upper end port of the transition cavity 10, so that the transition cavity 10 is communicated with the sampling cavity 5, the second sealing gasket 19 tightly presses the left side wall of the second groove 16 under the action of the negative pressure, the right end port of the transition channel 17 is sealed, the liquid food enters the sampling cavity 5 through the sampling channel 9 and the transition cavity 10 under the action of the negative pressure, then the pull handle 13 is pressed downwards, so that the piston 24 moves downwards to press the liquid food in the sampling cavity 5, under the action of hydraulic pressure extrusion and the pulling force of the first spring 12, the first sealing gasket 11 tightly presses the lower side wall of the first groove 6, the upper end port of the transition cavity 10 is sealed, and under the action of the hydraulic pressure, the second sealing gasket 19 moves right and pulls the second spring 18 to expose the right end port of the transition passage 17, so that the transition passage 17 is communicated with the liquid outlet passage 15, the liquid food in the sampling cavity 5 sequentially passes through the liquid inlet passage 20, the transition passage 17, the liquid outlet passage 15 and the hose 3 to enter the sampling bottle 2, sampling and collecting of the liquid food are completed, sampling and collecting efficiency of the liquid food is improved, the liquid food is not contacted with the outside midway, the phenomenon that the air contacted with the liquid food is polluted when the liquid food is sampled can be effectively avoided, detection accuracy of the liquid food is improved, the exhaust pipe 28 and the one-way exhaust valve 29 are arranged on the bottle plug 26, gas in the sampling bottle 2 can be exhausted in the process of collecting the liquid food through the exhaust pipe 28 and the one-way exhaust valve 29, the liquid food can enter the sampling bottle 2 through the hose 3 to enter the sampling bottle 2, and external gas is prevented from entering the sampling bottle 2 to pollute the liquid food in the sampling bottle 2, the accuracy that the later stage detected liquid food is improved, the right-hand member threaded connection of connector 30 on the hose 3 and output 14, be convenient for installation and separation between sampler barrel 1 and the sampling bottle 2, when one of them damages of sampler barrel 1 or sampling bottle 2, be convenient for change it, the sample and the collection that the liquid food that exist among the prior art specifically has been solved to this embodiment are separately gone on, at this in-process, liquid food and air contact receive the pollution easily, the accuracy problem that food detected has been reduced.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A sampling device for liquid food detects, includes sampler cylinder (1) and sampling bottle (2), its characterized in that: the sampling device is characterized in that the sampling tube (1) is connected with the sampling bottle (2) through a hose (3), the sampling tube (1) comprises a tube body (4), a sampling cavity (5) is arranged in the tube body (4), a first groove (6) is formed in the bottom wall of the sampling cavity (5), a transition tube (7) is arranged at the bottom of the tube body (4), a sampling head (8) is arranged at the bottom of the transition tube (7), a sampling channel (9) is formed in the sampling head (8), a transition cavity (10) is formed in the transition tube (7), the upper end of the transition cavity (10) is communicated with the first groove (6), the lower end of the transition cavity (10) is communicated with the sampling channel (9), a first sealing gasket (11) is nested in the first groove (6), and a first spring (12) is nested in the transition cavity (10), the upper end of the first spring (12) is connected with the bottom of the first sealing gasket (11), the right side of the bottom of the sampling tube (1) is connected with an output piece (14), a liquid outlet channel (15) is formed in the left portion of the output piece (14), a second groove (16) is formed in the left end of the liquid outlet channel (15), a transition channel (17) is arranged at the left end of the second groove (16), a second spring (18) is nested in the transition channel (17), a second sealing gasket (19) is connected to the right end of the second spring (18), the second sealing gasket (19) is nested in the second groove (16), a liquid inlet channel (20) is arranged at the left end of the transition channel (17), the liquid inlet channel (20) is communicated with the sampling cavity (5), a barrel cover (21) is installed at the top end of the barrel body (4), a through hole (22) is formed in the middle of the barrel cover (21), the inside slip nestification of through-hole (22) has pull rod (23), the lower extreme of pull rod (23) is connected with piston (24), sealing washer (25) have been fixed to have cup jointed in the outside of piston (24), the upper end of pull rod (23) is fixed with and draws (13), bottle plug (26) are installed to the port of sampling bottle (2), bottle plug (26) are run through to the one end of hose (3), the other end of hose (3) is connected with the right-hand member of output (14).

2. A sampling device for liquid food testing according to claim 1, wherein: the barrel body (4), the transition barrel (7) and the sampling head (8) are integrally processed and molded.

3. A sampling device for liquid food testing according to claim 1, wherein: the diameter of sampling channel (9) is less than the cross-section circle diameter of transition chamber (10), the cross-section circle diameter of transition chamber (10) is less than the diameter of first recess (6), the diameter of first sealed pad (11) is greater than the cross-section circle diameter of transition chamber (10), the cross-section circle diameter of first spring (12) is greater than the diameter of sampling channel (9), the bottom of first spring (12) and the bottom wall fixed connection of transition chamber (10).

4. A sampling device for liquid food testing according to claim 1, wherein: the cross-section circle diameter of transition passageway (17) is less than the cross-section circle diameter of second recess (16), the cross-section circle diameter of transition passageway (17) is greater than the cross-section circle diameter of inlet channel (20), the diameter of the sealed pad (19) of second is greater than the cross-section circle of transition passageway (17), the cross-section circle diameter of second spring (18) is greater than the cross-section circle diameter of inlet channel (20), the left end of second spring (18) and the left side wall fixed connection of transition passageway (17).

5. A sampling device for liquid food testing according to claim 1, wherein: the lower part of the cylinder cover (21) is nested in the sampling cavity (5), and the cylinder cover (21) is in threaded connection with the inner wall of the top port of the sampling cavity (5).

6. A sampling device for liquid food testing according to claim 1, wherein: a handle (27) is fixed on the left side of the barrel body (4).

7. A sampling device for liquid food testing according to claim 1, wherein: bottle plug (26) adopt thick skin rubber processing to make, nested blast pipe (28) on bottle plug (26), the lower extreme of blast pipe (28) link up with the inner chamber of sampling bottle (2) mutually, the upper end of blast pipe (28) is connected with one-way discharge valve (29).

8. A sampling device for liquid food testing according to claim 1, wherein: hose (3) are close to the one end of output spare (14) and are equipped with connector (30), thread groove (31) have been seted up on connector (30), connector (30) cup joint the right-hand member at output spare (14), threaded connection between the right-hand member of output spare (14) and thread groove (31).