CN217331757U

CN217331757U - Liquid sampling device

Info

Publication number: CN217331757U
Application number: CN202221092300.3U
Authority: CN
Inventors: 叶周敏; 何伟
Original assignee: Fuzhou Dayufeng Marine Technology Co ltd; Minjiang University
Current assignee: Fuzhou Dayufeng Marine Technology Co ltd; Minjiang University
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-08-30
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a liquid sampling device, including the connecting block, the top of connecting block is provided with the box handle, the bottom of connecting block is provided with down the box handle, the bottom of box handle and last box handle is provided with the bottom respectively down, the one end of bottom is provided with the fixture block, the both sides joint of bottom is provided with fixed sampling box, the inside movable mounting of fixed sampling box has the piston, the left side of piston is provided with the pull rod, the left side of pull rod is provided with the crown, the top surface of fixed sampling box is provided with the scale sign, one side of fixed sampling box is provided with the protrusion piece, one side of protrusion piece is provided with the imbibition hole. This liquid sampling device, holistic simple structure washs the convenience, and the usage is extensive, is equipped with the scale sign on the sample box, through the position variation on the piston pull rod control scale sign, comes the accurate sample volume of confirming liquid, and the sample ration is convenient, and the sample representativeness is good.

Description

Liquid sampling device

Technical Field

The utility model relates to a liquid sample field, concretely relates to liquid sampling device.

Background

The liquid is one of three substance forms. It is an undefined shape, sampling is the process of extracting an individual or sample from a population, i.e. the process of conducting a test or observation on the population, and liquid sampling is the process of extracting a partial volume of liquid within the total volume of liquid to be tested.

It is inconvenient and complicated to discover to carry in practice that current liquid sampling device is loaded down with trivial details, after the sample is ended, the loaded down with trivial details washing work load of sampling device is big, simultaneously, the sample volume of traditional sampler also is difficult to control, influences the representativeness of sample, moreover when needs get a plurality of sample to liquid and examine time measuring, manual sampling device sample is loaded down with trivial details, the operation is complicated, automatic sampling device is general that the structure is complicated, speed is slow, the practicality is poor, the cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquid sampling device, in order to solve the discovery in the practice that proposes in the above-mentioned background art, current liquid sampling device is loaded down with trivial details inconvenient and the operation is complicated of carrying, after the sample is ended, the loaded down with trivial details washing work volume of sampling device is big, and simultaneously, the sample volume of traditional sampler also is difficult to control, influence the representativeness of sample, and when needs get a plurality of sample to liquid and examine time measuring, manual sampling device sample is loaded down with trivial details, the operation is complicated, automatic sampling device generally structure is complicated, and is slow, the practicality is poor, the higher problem of cost.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a liquid sampling device, includes the connecting block, the top of connecting block is provided with the box handle, the bottom of connecting block is provided with down the box handle, the bottom of box handle and last box handle is provided with the bottom down respectively, the one end of bottom is provided with the fixture block, the both sides joint of bottom is provided with fixed sampling box, the inside movable mounting of fixed sampling box has the piston, the left side of piston is provided with the pull rod, the left side of pull rod is provided with the crown, the top surface of fixed sampling box is provided with the scale sign, one side of fixed sampling box is provided with the protrusion piece, one side of protrusion piece is provided with the imbibition hole, one side joint of protrusion piece is provided with disposable sampling box, the left side of disposable sampling box is provided with the spill mouth.

Preferably, the fixed sampling box is clamped with the disposable sampling box through the convex block and the concave port, and the concave port is connected with the convex block in an inserting mode.

Preferably, the top surface of disposable sampling box is provided with the scale sign, one side of disposable sampling box is provided with the protrusion piece, one side of protrusion piece is provided with the imbibition hole, disposable sampling box is provided with the needle tubing through imbibition hole joint, the imbibition hole is connected with the needle tubing is inserted each other and is closed.

Preferably, an upper box handle cover is movably mounted on the left side of the upper box handle, an upper baffle is arranged on one side of the bottom of the upper box handle cover, a lower box handle cover is movably mounted on one side of the lower box handle, and a lower baffle is arranged on one side of the top of the lower box handle cover.

Preferably, the inner side of the concave port is provided with a bottom plug in an inserting manner, the bottom plug and the concave port are connected in an inserting manner, the inner side of the liquid suction hole is provided with a hole plug in an inserting manner, and the hole plug and the liquid suction hole are connected in an inserting manner.

Preferably, the inside of the upper box handle is of a hollow structure, and the inside of the lower box handle is of a hollow structure.

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

this liquid sampling device comprises box handle, piston pull rod, fixed sampling box, and disposable sampling box and needle tubing, holistic simple structure, and it is convenient to wash, and the usage is extensive, is equipped with the scale mark on the sampling box, through the position variation on the piston pull rod control scale mark, comes the accurate sample volume of confirming liquid, and sample ration is convenient, and the sample representativeness is good.

This liquid sampling device, fixed sampling box passes through the protrusion piece with disposable sampling box, spill mouth joint, take multiple liquid to detect as needs, or get a plurality of sample to liquid and examine time measuring, use a plurality of disposable sampling box as required, utilize suction through promoting the piston pull rod to inhale disposable sampling box with liquid through the needle tubing in, according to scale mark control sampling volume, accomplish after the sample, fill in the liquid suction hole of disposable sampling box in the stopple and spill mouth stopper go into the end stopper and seal, and label on disposable sampling box surface, and all disposable sampling boxes are detachable connections, this sampling device easy operation, sample rate is fast, the practicality is good, and is with low costs.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the fixed sample chamber device of the present invention;

FIG. 3 is an exploded view of the sample holding cassette of the present invention;

fig. 4 is a schematic view of the disposable sampling box assembly of the present invention.

In the figure: 1. connecting blocks; 2. a lower box handle; 3. a box handle is arranged; 4. a bottom cover; 5. a crown; 6. a pull rod; 7. a piston; 8. a protruding block; 9. a liquid suction hole; 10. a needle tube; 11. fixing the sampling box; 12. scale marks; 13. a box handle cover is arranged; 14. an upper baffle plate; 15. a lower box handle cover; 16. a lower baffle plate; 17. a hole plug; 18. a bottom plug; 19. a disposable sampling box; 20. a clamping block; 21. a concave port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a liquid sampling device comprises a connecting block 1, an upper box handle 3 is arranged at the top of the connecting block 1, a lower box handle 2 is arranged at the bottom of the connecting block 1, bottom covers 4 are respectively arranged at the bottoms of the lower box handle 2 and the upper box handle 3, the connecting block 1, the upper box handle, the lower box handle and the bottom cover 4 are manufactured into a whole, a clamping block 20 is arranged at one end of the bottom cover 4, the bottom cover 4 and the clamping block 20 are manufactured into a whole, fixed sampling boxes 11 are clamped and arranged at the two sides of the bottom cover 4, pistons 7 are movably arranged in the fixed sampling boxes 11, pull rods 6 are arranged on the left sides of the pistons 7, a handle head 5 is arranged on the left sides of the pull rods 6, the handle head 5, the pull rods 6 and the pistons 7 are manufactured into a whole, scale marks 12 are arranged on the top surfaces of the fixed sampling boxes 11, the position variation on the scale marks 12 is controlled by adjusting the positions of the pistons 7, so as to accurately determine the sampling amount of liquid, a convex block 8 is arranged on one side of the fixed sampling boxes 11, one side of protrusion piece 8 is provided with imbibition hole 9, fixed sampling box 11, protrusion piece 8 and imbibition hole 9 are for making integratively, one side joint of protrusion piece 8 is provided with disposable sampling box 19, carry a plurality of disposable sampling box 19 as required, the left side of disposable sampling box 19 is provided with spill mouth 21, fixed sampling box 11 is through protrusion piece 8 and spill mouth 21 and disposable sampling box 19 joint, spill mouth 21 and protrusion piece 8 are inserted each other and are closed and be connected, it conveniently carries to insert each other and close connection a plurality of disposable sampling box 19.

The top surface of the disposable sampling box is provided with a scale mark 12, one side of the disposable sampling box 19 is provided with a convex block 8, one side of the convex block 8 is provided with a liquid sucking hole 9, the disposable sampling box 19, the convex block 8 and the liquid sucking hole 9 are manufactured into a whole, the disposable sampling box 19 is provided with a needle tube 10 through the liquid sucking hole 9 in a clamping way, the liquid sucking hole 9 and the needle tube 10 are mutually inserted and connected, the left side of an upper box handle 3 is movably provided with an upper box handle cover 13, one side of the bottom of the upper box handle cover 13 is provided with an upper baffle plate 14 for preventing the handle cover from loosening and falling, one side of a lower box handle 2 is movably provided with a lower box handle cover 15, one side of the top of the lower box handle cover 15 is provided with a lower baffle plate 16 for preventing the handle cover from loosening and falling, the inner side of a concave opening 21 is inserted and provided with a bottom plug 18, the bottom plug 18 and the concave opening 21 are mutually inserted and connected, a hole plug 17 is inserted and connected in the liquid sucking hole 9, the disposable sampling box 19 is sealed to ensure that the sampled liquid does not leak, the inside of the upper box handle 3 is of a hollow structure, a plurality of needle tubes 10 can be placed in the inside, and the inside of the lower box handle 2 is of a hollow structure, so that a plurality of bottom plugs 18 and hole plugs 17 can be placed, and the disposable sampling box is convenient to use after sampling.

The working principle is as follows: when liquid sampling is needed, firstly, an upper box handle cover 13 and a lower box handle cover 15 are respectively clamped with an upper box handle 3 and a lower box handle 2 to form a box handle, then a handle 5 is held to push a piston 7 into a fixed sampling box 11 through a pull rod 6, the handle is embedded into a hollow area between the upper box handle 3 and the lower box handle 2, a bottom cover 4 and the fixed sampling box 11 are clamped and fixed through a fixture block 20, finally, the fixed sampling box 11 and a disposable sampling box 19 are clamped and fixed through a convex block 8 and a concave opening 21, a needle tube 10 is clamped and connected with a liquid suction hole 9, the needle tube 10 of the assembled liquid sampler is inserted into liquid to be sampled, the handle 5 is pushed to drive the pull rod 6 to enable the piston 7 to suck the liquid into the disposable sampling box 19 through the needle tube by utilizing suction force, the sampling amount is controlled according to a scale mark 12, the liquid suction hole 9 of the disposable sampling box 19 is plugged into a hole plug 17 after sampling is completed, the disposable sampling cassette 19 is removed and the female port 21 is plugged into the bottom plug 18 to seal, label the disposable sampling cassette 19, and then replaced with a new disposable sampling cassette 19 for sampling again.

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.

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

Claims

1. A liquid sampling device, includes connecting block (1), its characterized in that: the top of the connecting block (1) is provided with an upper box handle (3), the bottom of the connecting block (1) is provided with a lower box handle (2), the bottoms of the lower box handle (2) and the upper box handle (3) are respectively provided with a bottom cover (4), one end of the bottom cover (4) is provided with a clamping block (20), two sides of the bottom cover (4) are clamped with a fixed sampling box (11), the inner movable mounting of the fixed sampling box (11) is provided with a piston (7), the left side of the piston (7) is provided with a pull rod (6), the left side of the pull rod (6) is provided with a handle head (5), the top surface of the fixed sampling box (11) is provided with a scale mark (12), one side of the fixed sampling box (11) is provided with a convex block (8), one side of the convex block (8) is provided with a liquid sucking hole (9), one side of the convex block (8) is clamped with a disposable sampling box (19), the left side of the disposable sampling box (19) is provided with a concave opening (21).

2. A liquid sampling device according to claim 1, wherein: the fixed sampling box (11) is connected with the disposable sampling box (19) through the convex block (8) and the concave port (21), and the concave port (21) is connected with the convex block (8) in an inserting mode.

3. A liquid sampling device according to claim 1, wherein: the top surface of disposable sampling box is provided with scale mark (12), one side of disposable sampling box (19) is provided with protrusion piece (8), one side of protrusion piece (8) is provided with imbibition hole (9), disposable sampling box (19) are provided with needle tubing (10) through imbibition hole (9) joint, imbibition hole (9) and needle tubing (10) are inserted each other and are closed and be connected.

4. A liquid sampling device according to claim 1, wherein: an upper box handle cover (13) is movably mounted on the left side of the upper box handle (3), an upper baffle (14) is arranged on one side of the bottom of the upper box handle cover (13), a lower box handle cover (15) is movably mounted on one side of the lower box handle (2), and a lower baffle (16) is arranged on one side of the top of the lower box handle cover (15).

5. A liquid sampling device according to claim 1, wherein: concave mouth (21) inboard is pegged graft and is provided with end stopper (18), end stopper (18) and concave mouth (21) are inserted each other and are closed the connection, imbibition hole (9) inside survey is pegged graft and is provided with stopple (17), stopple (17) and imbibition hole (9) are inserted each other and are closed the connection.

6. A liquid sampling device according to claim 1, wherein: the interior of the upper box handle (3) is of a hollow structure, and the interior of the lower box handle (2) is of a hollow structure.