CN220508530U

CN220508530U - Fluid sampler

Info

Publication number: CN220508530U
Application number: CN202321174055.5U
Authority: CN
Inventors: 肖学勤
Original assignee: Shandong Zhongxing Food Technology Co ltd
Current assignee: Shandong Zhongxing Food Technology Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2024-02-20
Anticipated expiration: 2033-05-16

Abstract

The utility model discloses a fluid sampler, which belongs to the technical field of fluid sampling and comprises a fixed cylinder, wherein an inner cavity of the fixed cylinder is movably connected with a movable cylinder, and the side wall of the movable cylinder is provided with a guide groove.

Description

Fluid sampler

Technical Field

The utility model relates to the technical field of fluid sampling, in particular to a fluid sampler.

Background

Sampling refers to the process of drawing an individual or sample from a population, i.e., the process of testing or observing the population. Both random sampling and non-random sampling types. The former refers to a sampling method that extracts samples from a population in accordance with the randomization principle, without any subjectivity, including simple random sampling, systematic sampling, whole-group sampling, and hierarchical sampling. The latter is a method of taking samples from the standpoint, experience or knowledge of the researcher, with a significant subjective color.

In the prior art, publication No.: CN217466356U, discloses a fluid sampler. The fluid sampler comprises a sampling container, wherein a sampling port is arranged at the bottom of the sampling container, a one-way valve is arranged in the sampling port, the top of the sampling container is breathable, and a sundry filtering component wrapped on the periphery of the sampling port is arranged at the bottom of the sampling container. The advantages are that: structural design is reasonable, and the sample is convenient, smooth and easy to can block the foreign matter entering.

According to the technical scheme, the sundry filtering component is utilized to filter and remove impurities from a fluid sample entering the sampling container, the original ecology of the fluid sample is destroyed, the substance composition inside the fluid sample is reduced, the sampling is inaccurate, the sample is manually interfered, the top of the sampling container is provided with the light textile layer for ventilation, but after the sampling container is immersed in liquid solution, the liquid solution directly enters the inner cavity of the sampling container from the ventilation layer at the upper layer, the liquid solution cannot be sampled, the liquid cannot be controlled to enter through the check valve at the bottom, and the fluid sampler cannot work normally.

Disclosure of Invention

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fluid sampler, includes a fixed section of thick bamboo, the inner chamber swing joint of a fixed section of thick bamboo has a movable section of thick bamboo, the guiding gutter has been seted up to the lateral wall of a movable section of thick bamboo, the sample introduction hole has been seted up to the lateral wall of a fixed section of thick bamboo, the top swing joint of a fixed section of thick bamboo has a movable pulling piece, the top of a movable pulling piece is fixed with the traction tube, the inner chamber swing joint of traction tube has the haulage rope, the bottom of haulage rope runs through a movable pulling piece and with the top fixed connection of a movable section of thick bamboo.

Preferably, the front and the back of the inner cavity of the fixed cylinder are provided with sliding grooves, the inner cavity of the sliding groove is connected with a sliding block in a sliding manner, and one side of the sliding block opposite to the sliding block penetrates through the sliding groove and is fixed on the surface of the movable cylinder.

Preferably, scale marks are arranged on the surface of the traction tube, and the numerical values of the scale marks are sequentially increased from bottom to top.

Preferably, the inner side of the movable lifting piece is fixed with a movable column, and the tops of the two sides of the surface of the fixed cylinder are respectively provided with a clamping groove which is clamped with the movable column.

Preferably, a threaded sample outlet hole is formed in the bottom of the fixed cylinder, and an inner cavity of the threaded sample outlet hole is connected with a sealing cover in a threaded manner.

Preferably, the sample injection hole and the diversion trench are both positioned on the same side of the fixed cylinder and the movable cylinder, and the aperture of the sample injection hole is not larger than the aperture of the diversion trench.

Preferably, the distance between the sample injection hole and the top and the bottom of the fixed cylinder is larger than the height of the movable cylinder, a limiting block is fixed at the top of the fixed cylinder, and the bottom of the limiting block is movably attached to the top of the movable cylinder.

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

1. according to the utility model, the movable cylinder moves up and down in the inner cavity of the fixed cylinder, so that the diversion trench and the sampling hole are conveniently communicated in sequence, fluid can be controlled to sample the space between the movable cylinder and the fixed cylinder through the sampling hole and the diversion trench, meanwhile, the sampling hole can be plugged after sampling is finished, confusion between a sampled sample and fluid with other depths in the transportation process after sampling is finished is avoided, then a threaded sampling hole is arranged at the bottom of the fixed cylinder for sampling the sample, the fluid with different depths can be accurately sampled through the scale marks arranged on the surface of the traction tube, the original substance structure of the sample can be ensured by sampling, and interference and damage to the fluid sample are avoided.

2. According to the utility model, the movable column is clamped with the clamping groove, so that the movable lifting piece can be conveniently moved, the sealing cover can be used for sealing the threaded sample outlet, the sampled fluid sample can be conveniently sealed, confusion with other samples in the transferring process is prevented, and the sampled fluid sample can be conveniently lofted.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an exploded perspective view of the present utility model;

fig. 3 is a schematic perspective exploded view of the fixed cylinder and the movable cylinder of the present utility model.

Reference numerals in the drawings: 1. a fixed cylinder; 2. a movable cylinder; 3. a diversion trench; 4. a sample inlet; 5. a movable lifting member; 6. a traction tube; 7. a traction rope; 8. a chute; 9. a slide block; 10. scale marks; 11. a movable column; 12. a clamping groove; 13. a threaded sample outlet hole; 14. a cover; 15. and a limiting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a fluid sampler as shown in figures 1-3, which comprises a fixed cylinder 1, wherein the inner cavity of the fixed cylinder 1 is movably connected with a movable cylinder 2, the side wall of the movable cylinder 2 is provided with a guide groove 3, the side wall of the fixed cylinder 1 is provided with a sample inlet 4, the top of the fixed cylinder 1 is movably connected with a movable lifting piece 5, the top of the movable lifting piece 5 is fixedly provided with a traction pipe 6, the inner cavity of the traction pipe 6 is movably connected with a traction rope 7, and the bottom of the traction rope 7 penetrates through the movable lifting piece 5 and is fixedly connected with the top of the movable cylinder 2;

through movable section of thick bamboo 2 at the inner chamber of fixed section of thick bamboo 1 reciprocates, conveniently communicate guiding gutter 3 and sampling hole 4 in proper order, can control the fluid and take a sample through sampling hole 4 and guiding gutter 3 go on the space between movable section of thick bamboo 2 and the fixed section of thick bamboo 1, can carry out the shutoff to sampling hole 4 simultaneously after the sample is accomplished, avoid leading to sample and the fluid of other degree of depth to lead to mixing up in the transportation process after the sample is accomplished, then be provided with the appearance that screw thread goes out appearance hole 13 and carry out the sample in the bottom of fixed section of thick bamboo 1, can carry out accurate sample to the fluid of different degree of depth through the scale mark 10 that traction tube 6 surface set up, the original matter structure of sample can be ensured in the sample of sample moreover, can not intervene and destroy the fluid sample.

The spout 8 has all been seted up to the front and the back of fixed section of thick bamboo 1 inner chamber, and the inner chamber sliding connection of spout 8 has slider 9, and the surface that the spout 8 was fixed in movable section of thick bamboo 2 is run through to one side that slider 9 is in opposite directions, slides at the inner chamber of spout 8 through slider 9, conveniently spacing movable section of thick bamboo 2, prevents that movable section of thick bamboo 2 from rotating at the inner chamber of fixed section of thick bamboo 1, leads to sampling hole 4 and guiding gutter 3 dislocation, causes guiding gutter 3 and sampling hole 4 unable intercommunication, and then the unable entering of fluid sample is accomplished the sample.

The surface of the traction tube 6 is provided with the scale marks 10, the numerical values of the scale marks 10 are sequentially increased from bottom to top, and the depth of the fixed cylinder 1 into the fluid is conveniently measured through the arrangement of the scale marks 10, so that the sampling position is accurately controlled.

The movable column 11 is fixed on the inner side of the movable lifting piece 5, the clamping grooves 12 are clamped with the movable column 11 at the tops of the two sides of the surface of the fixed cylinder 1, and the movable lifting piece 5 can be conveniently moved through the clamping of the movable column 11 and the clamping grooves 12.

The screw thread appearance hole 13 has been seted up to the bottom of fixed section of thick bamboo 1, and screw thread appearance hole 13's inner chamber threaded connection has closing cap 14, can carry out the shutoff to screw thread appearance hole 13 through closing cap 14, conveniently carries out sealed processing to the fluid sample that the sample was accomplished, prevents to confuse with other samples in the transfer in-process, conveniently carries out the lofting to the fluid sample after the sample is accomplished simultaneously.

The sampling hole 4 and the guide groove 3 are both positioned on the same side of the fixed cylinder 1 and the movable cylinder 2, the aperture of the sampling hole 4 is not larger than the aperture of the guide groove 3, fluid can conveniently enter between the fixed cylinder 1 and the movable cylinder 2 through the position limitation of the sampling hole 4 and the guide groove 3, sampling is completed, meanwhile, the setting of the inner diameters of the sampling hole 4 and the guide groove 3 is performed, impurities are prevented from being blocked in the guide groove 3 after passing through the sampling hole 4, and the sampling hole 4 is blocked and cannot be continuously sampled.

The distance between the sampling hole 4 and the top and the bottom of the fixed cylinder 1 is greater than the height of the movable cylinder 2, the top of the fixed cylinder 1 is fixed with a limiting block 15, the bottom of the limiting block 15 is movably attached to the top of the movable cylinder 2, the sampling hole 4 cannot be communicated with the diversion trench 3 before and after sampling by limiting the position of the sampling hole 4, the tightness of the movable cylinder 2 is ensured, and meanwhile, the limiting block 15 can prevent the movable cylinder 2 from moving out from the top of the fixed cylinder 1, so that a fluid sample flows out.

When the device is specifically used, a user sinks the fixed cylinder 1 into fluid, the depth of the fluid inside the fixed cylinder 1 is controlled according to the scale on the surface of the traction tube 6, after the fixed cylinder 1 is deeply in the sampling depth, the traction rope 7 is pulled upwards, then the traction rope 7 drives the movable cylinder 2 to move upwards, then the diversion trench 3 on the surface of the movable cylinder 2 is gradually communicated with the sample introduction trench, then the fluid outside the fixed cylinder 1 flows into the movable cylinder 2 through the sample introduction hole 4 and the diversion trench 3, the diversion trench 3 is separated from the sample introduction hole 4 again along with the gradual rising of the movable cylinder 2, then the external fluid cannot flow into the fixed cylinder 1 and the movable cylinder 2 through the sample introduction hole 4, at the moment, the fixed cylinder 1 is upwards moved together with the traction tube 6 and the traction rope 7, then the fluid is removed, and then the sealing cover 14 at the bottom of the fixed cylinder 1 is taken out, so that the fluid inside the movable cylinder 2 flows out from the threaded sample outlet hole 13.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fluid sampler comprising a stationary barrel (1), characterized in that: the utility model discloses a movable tube (2) is provided with a fixed tube (1), guiding gutter (3) have been seted up to the inner chamber swing joint of fixed tube (1), sampling hole (4) have been seted up to the lateral wall of fixed tube (1), the top swing joint of fixed tube (1) has movable lifting piece (5), the top of movable lifting piece (5) is fixed with traction tube (6), the inner chamber swing joint of traction tube (6) has traction rope (7), the bottom of traction rope (7) runs through movable lifting piece (5) and with the top fixed connection of movable tube (2).

2. A fluid sampler as claimed in claim 1, wherein: the front and the back of the inner cavity of the fixed cylinder (1) are both provided with sliding grooves (8), the inner cavity of the sliding grooves (8) is slidably connected with sliding blocks (9), and one opposite side of each sliding block (9) penetrates through the sliding grooves (8) and is fixed on the surface of the movable cylinder (2).

3. A fluid sampler as claimed in claim 1, wherein: the surface of the traction tube (6) is provided with scale marks (10), and the numerical values of the scale marks (10) are sequentially increased from bottom to top.

4. A fluid sampler as claimed in claim 1, wherein: the inner side of the movable lifting piece (5) is fixedly provided with a movable column (11), and the tops of the two sides of the surface of the fixed cylinder (1) are respectively provided with a clamping groove (12) which is clamped with the movable column (11).

5. A fluid sampler as claimed in claim 1, wherein: the bottom of the fixed cylinder (1) is provided with a threaded sample outlet hole (13), and an inner cavity of the threaded sample outlet hole (13) is in threaded connection with a sealing cover (14).

6. A fluid sampler as claimed in claim 1, wherein: the sample injection hole (4) and the guide groove (3) are both positioned on the same side of the fixed cylinder (1) and the movable cylinder (2), and the aperture of the sample injection hole (4) is not larger than the aperture of the guide groove (3).

7. A fluid sampler as claimed in claim 1, wherein: the distance between the sample injection hole (4) and the top and the bottom of the fixed cylinder (1) is larger than the height of the movable cylinder (2), a limiting block (15) is fixed at the top of the fixed cylinder (1), and the bottom of the limiting block (15) is movably attached to the top of the movable cylinder (2).