CN213516495U

CN213516495U - Reliable type chemical reagent auxiliary agent sampling device

Info

Publication number: CN213516495U
Application number: CN202022769830.4U
Authority: CN
Inventors: 周晓峰
Original assignee: Shanghai Zhuodong Applied Technology Engineering Co ltd
Current assignee: Shanghai Zhuodong Applied Technology Engineering Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-06-22
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a reliable type chemical reagent auxiliary agent sampling device, including sampling bottle and straw head, the top an organic whole of sampling bottle has linked firmly the round platform bottle head, dustproof sleeve has been cup jointed to the bottom block of straw head, the screw thread bulge loop has been seted up to dustproof sleeve's bottom, the top surface an organic whole of round platform bottle head has linked firmly dustproof flange, the last fixed surface of dustproof flange is connected with the screw thread bulge loop, just screw thread bulge loop and screw thread bulge loop screwed connection. The utility model discloses a design of round platform bottle head, the dust is difficult for piling up in a large number on the surface of round platform bottle head, in addition, through the design of dustproof sleeve and dustproof flange, can avoid the dust to reach the top of round platform bottle head to avoid the dust to get into in the sample bottle through the bottleneck; through the design of the threaded convex ring and the threaded concave ring, the dustproof sleeve and the dustproof flange are convenient to be screwed and connected; through the design of rectangle locating piece and rectangle constant head tank, the cup joint of the dustproof sleeve of being convenient for in the suction pipe head bottom outside.

Description

Reliable type chemical reagent auxiliary agent sampling device

Technical Field

The utility model relates to a chemical reaction sampling technical field especially relates to a reliable type chemical reagent auxiliary agent sampling device.

Background

Traditional chemical reagent auxiliary agent is when taking a sample through the sampling bottle, and the bottleneck of sampling bottle is for leveling the structure, and the dust is piled up at the bottleneck easily, makes the dust of bottleneck department get into the sampling bottle easily when taking out the sample straw, leads to the sample result unreliable.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a reliable type chemical reagent auxiliary agent sampling device.

(II) technical scheme

The utility model provides a reliable type chemical reagent auxiliary agent sampling device, including sampling bottle and straw head, the top an organic whole of sampling bottle has linked firmly the round platform bottle head, dustproof sleeve has been cup jointed to the bottom block of straw head, the screw thread bulge loop has been seted up to dustproof sleeve's bottom, the top surface an organic whole of round platform bottle head has linked firmly dustproof flange, the last fixed surface of dustproof flange is connected with the screw thread bulge loop, just screw thread bulge loop and screw thread bulge loop screwed connection.

Preferably, the bottom of the straw head is fixedly connected with a straw, and the top of the circular truncated cone bottle head is provided with a bottle mouth into which the straw can extend.

Preferably, the bottom end of the straw is communicated with the interior of the sampling bottle, and the top end of the straw is communicated with the interior of the straw head.

Preferably, the top of the dustproof sleeve is provided with a cylindrical groove matched with the bottom end of the pipette head, the inner wall of the cylindrical groove is symmetrically and fixedly connected with a pair of rectangular positioning blocks, and the outer surface of the bottom end of the pipette head is provided with a rectangular positioning groove matched with the rectangular positioning blocks.

Preferably, a sealing ring clamping groove is formed in the inner wall of the cylindrical groove below the rectangular positioning block, and a sealing ring is embedded in the sealing ring clamping groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a design of round platform bottle head, the dust is difficult for piling up in a large number on the surface of round platform bottle head, in addition, through the design of dustproof sleeve and dustproof flange, can avoid the dust to reach the top of round platform bottle head to avoid the dust to get into in the sample bottle through the bottleneck; through the design of the threaded convex ring and the threaded concave ring, the dustproof sleeve and the dustproof flange are convenient to be screwed and connected; through the design of the rectangular positioning block and the rectangular positioning groove, the dustproof sleeve is convenient to be clamped and sleeved outside the bottom end of the suction pipe head; through the design of sealing washer draw-in groove and sealing washer, not only be convenient for seal the junction of straw head and dustproof sleeve, and can increase the frictional force of straw head and dustproof sleeve junction to prevent that dustproof sleeve from following the overhead slippage of straw.

Drawings

Fig. 1 is a schematic front view of a reliable chemical reagent auxiliary sampling device according to the present invention;

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

In the figure: 1 sampling bottle, 2 round platform bottle heads, 3 pipette heads, 4 dustproof sleeves, 5 dustproof flanges, 6 cylindrical grooves, 7 threaded convex rings, 8 threaded concave rings, 9 rectangular positioning grooves, 10 rectangular positioning blocks, 11 sealing ring clamping grooves, 12 sealing rings, 13 pipettes and 14 bottle openings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

As shown in fig. 1-2, the utility model provides a reliable type chemical reagent auxiliary agent sampling device, including sampling bottle 1 and straw head 3, sampling bottle 1's top an organic whole has linked firmly round platform bottle head 2, and dust sleeve 4 has been cup jointed to straw head 3's bottom block, and screw thread concave ring 8 has been seted up to dust sleeve 4's bottom, and round platform bottle head 2's top surface an organic whole has linked firmly dustproof flange 5, and the last fixed surface of dustproof flange 5 is connected with screw thread bulge loop 7, and screw thread bulge loop 7 and screw thread concave ring 8 screwed connection.

In an alternative embodiment, the bottom of the straw head 3 is fixedly connected with a straw 13, and the top of the circular truncated cone bottle head 2 is provided with a bottle mouth 14 into which the straw 13 can extend.

In an alternative embodiment, the bottom end of the pipette 13 communicates with the interior of the sampling bottle 1, and the top end of the pipette 13 communicates with the interior of the pipette tip 3.

In an optional embodiment, the top of the dust-proof sleeve 4 is provided with a cylindrical groove 6 matched with the bottom end of the suction head 3, the inner wall of the cylindrical groove 6 is symmetrically and fixedly connected with a pair of rectangular positioning blocks 10, and the outer surface of the bottom end of the suction head 3 is provided with a rectangular positioning groove 9 matched with the rectangular positioning blocks 10.

In an alternative embodiment, the inner wall of the cylindrical groove 6 below the rectangular positioning block 10 is provided with a sealing ring clamping groove 11, and a sealing ring 12 is embedded in the sealing ring clamping groove 11.

The working principle is as follows: when a traditional chemical reagent auxiliary agent is sampled through a sampling bottle, the bottle mouth of the sampling bottle is of a flat structure, dust is easy to accumulate at the bottle mouth, and the dust at the bottle mouth is easy to enter the sampling bottle when a sampling suction pipe is drawn out, so that the sampling result is unreliable; through the design of the threaded convex ring 7 and the threaded concave ring 8, the dustproof sleeve 4 is convenient to be screwed and connected with the dustproof flange 5; through the design of the rectangular positioning block 10 and the rectangular positioning groove 9, the dustproof sleeve 4 is convenient to be clamped and sleeved outside the bottom end of the suction pipe head 3; through the design of the sealing ring clamping groove 11 and the sealing ring 12, the joint of the straw head 3 and the dustproof sleeve 4 is convenient to seal, and the friction force at the joint of the straw head 3 and the dustproof sleeve 4 can be increased, so that the dustproof sleeve 4 is prevented from slipping off the straw head 3; specifically, during sampling, the pipette head 3 or the dustproof sleeve 4 is rotated, the dustproof sleeve 4 is separated from the pipette head 3 through the spiral connection between the threaded convex ring 7 and the threaded concave ring 8, then the pipette head 3 is pinched and the pipette head 3 is upwardly pulled to enable the pipette 13 to be separated from the sampling bottle 1, when the pipette head 3 is pinched, the auxiliary agent is sucked into the pipette 13, the pipette 13 is stretched into the sampling bottle 1 from the bottle opening 14 after the auxiliary agent in the pipette 13 is sent into the reaction container, then the pipette head 3 or the dustproof sleeve 4 is reversely rotated, and the threaded convex ring 7 is again in spiral connection with the threaded concave ring 8.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a reliable type chemical reagent auxiliary agent sampling device, includes sampling bottle (1) and pipette head (3), its characterized in that, the top an organic whole of sampling bottle (1) has linked firmly round platform bottle head (2), dustproof sleeve (4) have been cup jointed to the bottom block of pipette head (3), screw thread bulge loop (8) have been seted up to the bottom of dustproof sleeve (4), the top surface an organic whole of round platform bottle head (2) has linked firmly dustproof flange (5), the last fixed surface of dustproof flange (5) is connected with screw thread bulge loop (7), just screw thread bulge loop (7) and screw thread bulge loop (8) threaded connection.

2. The reliable sampling device for the chemical reagent auxiliary according to claim 1, wherein a suction tube (13) is fixedly connected to the bottom of the suction tube head (3), and a bottle mouth (14) into which the suction tube (13) can extend is formed in the top of the circular truncated cone bottle head (2).

3. A reliable chemical reagent assistant sampling device according to claim 2, wherein the bottom end of the suction tube (13) is communicated with the inside of the sampling bottle (1), and the top end of the suction tube (13) is communicated with the inside of the pipette head (3).

4. The reliable chemical reagent assistant sampling device according to claim 1, wherein a cylindrical groove (6) matched with the bottom end of the pipette head (3) is formed in the top of the dustproof sleeve (4), a pair of rectangular positioning blocks (10) are symmetrically and fixedly connected to the inner wall of the cylindrical groove (6), and a rectangular positioning groove (9) matched with the rectangular positioning blocks (10) is formed in the outer surface of the bottom end of the pipette head (3).

5. The reliable chemical reagent assistant sampling device according to claim 4, wherein a sealing ring clamping groove (11) is formed in the inner wall of the cylindrical groove (6) below the rectangular positioning block (10), and a sealing ring (12) is embedded in the sealing ring clamping groove (11).