CN212059532U

CN212059532U - Solution sampling device for crude polysaccharide determination

Info

Publication number: CN212059532U
Application number: CN202020905624.9U
Authority: CN
Inventors: 王珺
Original assignee: Wenir Nutrition High Tech Co ltd
Current assignee: Wenir Nutrition High Tech Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2020-12-01
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a solution sampling device is used in thick polysaccharide survey, including the sampling tube, the well upper portion of sampling tube is provided with the stock solution pipe, and the top of sampling tube is connected with the suction means, and the front end on the well upper portion of suction means is provided with the handle, is provided with the scale on the lateral wall of handle, and the top of handle just is provided with the pointer on the suction means, is provided with connecting device between the bottom of suction means and the top of sampling tube. Has the advantages that: the utility model can accurately absorb the volume of the test solution sample, thereby improving the convenience during the test; and different samples can be taken for detection without influencing the precision of the measurement test.

Description

Solution sampling device for crude polysaccharide determination

Technical Field

The utility model relates to a solution sampling technical field particularly, relates to a solution sampling device is used in crude polysaccharide survey.

Background

The crude polysaccharide refers to compound heteropolysaccharide, mainly including mucopolysaccharide, lipopolysaccharide, and combined polysaccharide (glycoprotein and mucin). With the development of science and technology, the health care function of crude polysaccharide draws more and more attention from people. The method for determining crude polysaccharide adopts phenol method, the principle of the phenol method is that furfural or hydroxymethyl furfural generated by dehydration of sugar under the action of concentrated sulfuric acid can be condensed with phenol to form an orange-red compound, the color depth of the compound is in direct proportion to the content of sugar within the range of 10-100mg, and the compound has maximum absorption peak under the wavelength of 485nm, so the method can be used for determining the polysaccharide under the wavelength by using colorimetric method. In the process of measuring sugar by the phenol method, a container is needed to take a certain volume of test sample, but the sugar content of the crude polysaccharide in each test is different, and the precision of the next test is influenced if the sugar content in the container is remained.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a solution sampling device is used in crude polysaccharide survey to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a crude polysaccharide survey is with solution sampling device, includes the sampling tube, and the well upper portion of sampling tube is provided with the stock solution pipe, and the top of sampling tube is connected with the suction means, and the front end on the well upper portion of suction means is provided with the handle, is provided with the scale on the lateral wall of handle, and the top of handle just is provided with the pointer on the suction means, is provided with connecting device between the bottom of suction means and the top of sampling tube.

Further, in order to accurately control the lifting of the piston, the liquid suction device comprises a connecting block arranged on the top end of the sampling tube, a shell is arranged on the top end of the connecting block, a gear is arranged in the shell and connected with the handle, a first sliding groove is formed in the shell in the vertical direction of one side of the gear, a first sliding block is arranged in the first sliding groove, and a rack matched with the gear is arranged at one end, far away from the first sliding groove, of the first sliding block.

Furthermore, in order to enable the rack and the piston to return to the initial positions, a plurality of groups of springs are arranged between the bottom end of the shell and the bottom end of the rack.

Further, in order to be able to suck the solution into the liquid storage pipe, a piston groove is arranged in the connecting block in the vertical direction and communicated with the inside of the shell, a piston is arranged in the piston groove, and the top end of the piston is connected with the bottom end of the rack through a connecting rod.

Furthermore, in order to conveniently and quickly take down and clean the sampling tube, when a measuring test is carried out, the utility model can be conveniently used for taking different samples without replacing the whole sampling device, and then not only can avoid the remaining liquid in the sampling tube to influence the detection of other samples, also can reduce test equipment's input, increase economic benefits, connecting device is including setting up the square piece between the bottom of suction device and the top of sampling tube, square piece is provided with the round hole in vertical direction, be provided with in the square piece with round hole looks vertically spout two, just be provided with two sets of slider two in the bilateral symmetry of round hole in spout two, two sets of slider two are close to the one end of square piece intermediate position and all are provided with the circular arc groove with sampling tube and stock solution pipe matched with respectively, on two sets of slider two and all transversely be provided with the screw hole respectively in one side of circular arc groove.

Further, in order to enable the two sets of sliding blocks to clamp or loosen the sampling tube, one side of the square block is provided with a through hole, a bolt is arranged in the through hole, one end of the bolt penetrates through the two sets of threaded holes and extends to the inner wall of the square block, and the thread directions of the two ends of the bolt are opposite.

The utility model has the advantages that:

(1) the utility model discloses a set up suction device, scale, pointer etc to the lift of control piston that can be accurate, and then the capacity of absorption test solution sample that can be accurate has improved the convenience when experimental.

(2) Through setting up connecting device to can convenient and fast take off the sampling tube and clear up, and then when carrying out the survey test, use that can be convenient the utility model discloses get different samples, and need not change whole sampling device, and then not only can avoid the interior liquid of remaining of sampling tube to influence the detection of other samples, also can reduce test equipment's input, increase economic benefits.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required 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 of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a solution sampling device for crude polysaccharide assay according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a liquid suction device of a solution sampling device for crude polysaccharide assay according to an embodiment of the present invention;

FIG. 3 is a perspective view of a first slide block and a rack of a solution sampling device for crude polysaccharide assay according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a connection device of a solution sampling device for crude polysaccharide assay according to an embodiment of the present invention;

fig. 5 is a perspective view of a square block of a connection device of a solution sampling device for crude polysaccharide assay according to an embodiment of the present invention.

In the figure:

1. a sampling tube; 2. a liquid storage pipe; 3. a liquid suction device; 301. connecting blocks; 302. a housing; 303. a gear; 304. a first sliding chute; 305. a first sliding block; 306. a rack; 307. a spring; 308. a piston groove; 309. a piston; 310. a connecting rod; 4. a handle; 5. calibration; 6. an indicator needle; 7. a connecting device; 701. a square block; 702. a circular hole; 703. a second chute; 704. a second sliding block; 705. an arc groove; 706. a threaded hole; 707. a through hole; 708. and (4) bolts.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a solution sampling device is used in crude polysaccharide survey.

Now, the present invention will be further described with reference to the accompanying drawings and the detailed description, as shown in fig. 1-5, according to the present invention, a solution sampling device for crude polysaccharide determination includes a sampling tube 1, a liquid storage tube 2 is disposed on the middle upper portion of the sampling tube 1, a liquid absorbing device 3 is connected to the top end of the sampling tube 1, a handle 4 is disposed at the front end of the middle upper portion of the liquid absorbing device 3, scales 5 are disposed on the sidewall of the handle 4, an indicating needle 6 is disposed on the top end of the handle 4 and on the liquid absorbing device 3, and a connecting device 7 is disposed between the bottom end of the liquid absorbing device 3 and the top end of the sampling tube 1.

By means of the scheme, the utility model can accurately absorb the volume of the test solution sample, thereby improving the convenience in the test; and different samples can be taken for detection without influencing the precision of the measurement test.

In one embodiment, for the above-mentioned liquid suction device 3, the liquid suction device 3 includes a connection block 301 disposed at the top end of the sampling tube 1, a housing 302 is disposed at the top end of the connection block 301, a gear 303 is disposed in the housing 302, the gear 303 is connected with the handle 4, a first sliding slot 304 is disposed in the housing 302 and in a vertical direction on one side of the gear 303, a first sliding block 305 is disposed in the first sliding slot 304, and a rack 306 engaged with the gear 303 is disposed at an end of the first sliding block 305 away from the first sliding slot 304, so that the lifting and lowering of the piston 309 can be precisely controlled.

In one embodiment, for the housing 302, the rack 306 and the piston 309 can be returned to the initial position by providing several sets of springs 307 between the bottom end of the housing 302 and the bottom end of the rack 306.

In one embodiment, for the above-mentioned connection block 301, a piston groove 308 is vertically arranged in the connection block 301, the piston groove 308 is communicated with the inside of the housing 302, a piston 309 is arranged in the piston groove 308, and the top end of the piston 309 is connected with the bottom end of the rack 306 through a connecting rod 310, so that the solution can be sucked into the liquid storage tube 2.

In one embodiment, for the above-mentioned connecting device 7, the connecting device 7 comprises a square block 701 disposed between the bottom of the imbibing device 3 and the top of the sampling tube 1, the square block 701 is provided with a circular hole 702 in the vertical direction, a sliding groove two 703 perpendicular to the circular hole 702 is disposed in the square block 701, two sets of sliding blocks two 704 are symmetrically disposed in the sliding groove two 703 and on both sides of the circular hole 702, one end of the two sets of sliding blocks two 704 near the middle position of the square block 701 is respectively provided with an arc groove 705 matched with the sampling tube 1 and the liquid storage tube 2, and a threaded hole 706 is respectively transversely disposed on the two sets of sliding blocks two 704 and on one side of the arc groove 705, so that the sampling tube 1 can be conveniently and rapidly removed and cleaned, thereby when performing a determination test, the utility model can be conveniently used for taking different samples without replacing the whole sampling device, thereby not only preventing the residual liquid in the sampling tube 1 from affecting the detection of other samples, the investment of test equipment can be reduced, and the economic benefit is increased.

In one embodiment, for the square block 701, a through hole 707 is formed on one side of the square block 701, a bolt 708 is disposed in the through hole 707, one end of the bolt 708 penetrates through the two sets of threaded holes 706 and extends to the inner wall of the square block 701, and the two ends of the bolt 708 are threaded in opposite directions, so that the two sets of sliding blocks 704 can clamp or loosen the sampling tube 1.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, firstly, the handle 4 is rotated, according to the required solution amount, the handle 4 is rotated for a certain angle, the handle 4 drives the gear 303 to rotate, the gear 303 drives the rack 306 to descend, the rack 306 drives the first sliding block 305 and the piston 309 to descend together, then the sampling tube 1 extends into the solution to be measured, the handle 4 is loosened, at the moment, under the elastic force action of the spring 307, the rack 306, the first sliding block 305 and the piston 309 rebound to the initial positions, the piston 309 ascends to enable the solution to be measured to enter the sampling tube 1 and the liquid storage tube 2, the ascending amount of the piston 309 can be accurately controlled, and the amount of the solution sucked into the sampling tube 1 and the liquid storage tube 2 can be controlled. When other samples are sampled, the bolt 708 is firstly rotated, the thread directions at the two ends of the bolt 708 are different, so that the two sets of the sliding blocks 704 can be separated, the sampling tube 1 can be separated from the imbibing device 3 and cleaned after the two sets of the sliding blocks 704 are separated, and then the sampling tube 1 and the imbibing device 3 are reinstalled, and the operation and the separation are opposite during the installation.

To sum up, with the aid of the above technical scheme of the utility model, through setting up imbibition device 3, scale 5, pointer 6 etc to control piston 309 that can be accurate lift, and then the capacity of absorption test solution sample that can be accurate has improved the convenience when experimental. Through setting up connecting device 7 to can convenient and fast take off and clear up sampling tube 1, and then when carrying out the survey test, use that can be convenient the utility model discloses get different samples, and need not change whole sampling device, and then not only can avoid the residual liquid in the sampling tube 1 to influence the detection of other samples, also can reduce test equipment's input, increase economic benefits.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a crude polysaccharide survey is with solution sampling device, its characterized in that, includes sampling tube (1), the well upper portion of sampling tube (1) is provided with stock solution pipe (2), the top of sampling tube (1) is connected with imbibition device (3), the front end on the well upper portion of imbibition device (3) is provided with handle (4), be provided with scale (5) on the lateral wall of handle (4), the top of handle (4) just be provided with pointer (6) on imbibition device (3), the bottom of imbibition device (3) with be provided with connecting device (7) between the top of sampling tube (1).

2. The crude polysaccharide assay solution sampling device according to claim 1, wherein the liquid absorbing device (3) comprises a connecting block (301) arranged at the top end of the sampling tube (1), a housing (302) is arranged at the top end of the connecting block (301), a gear (303) is arranged in the housing (302), the gear (303) is connected with the handle (4), a first sliding groove (304) is arranged in the housing (302) and in the vertical direction of one side of the gear (303), a first sliding block (305) is arranged in the first sliding groove (304), and a rack (306) matched with the gear (303) is arranged at one end, away from the first sliding groove (304), of the first sliding block (305).

3. The crude polysaccharide assay sampling device of claim 2, wherein a plurality of sets of springs (307) are disposed between the bottom end of the housing (302) and the bottom end of the rack (306).

4. The crude polysaccharide assay solution sampling device of claim 2 or 3, wherein a piston groove (308) is vertically arranged in the connecting block (301), the piston groove (308) is communicated with the interior of the housing (302), a piston (309) is arranged in the piston groove (308), and the top end of the piston (309) is connected with the bottom end of the rack (306) through a connecting rod (310).

5. The device for sampling a solution for the measurement of crude polysaccharide according to claim 1, the connecting device (7) comprises a square block (701) arranged between the bottom end of the imbibing device (3) and the top end of the sampling tube (1), the square block (701) is provided with a round hole (702) in the vertical direction, a second sliding groove (703) which is vertical to the round hole (702) is arranged in the square block (701), two groups of second sliding blocks (704) are symmetrically arranged in the second sliding groove (703) and on two sides of the round hole (702), arc grooves (705) matched with the sampling pipe (1) and the liquid storage pipe (2) are respectively formed in one ends, close to the middle position of the square block (701), of the two groups of second sliding blocks (704), and threaded holes (706) are respectively and transversely formed in one sides, close to the arc grooves (705), of the two groups of second sliding blocks (704).

6. The crude polysaccharide assay solution sampling device of claim 5, wherein one side of the square block (701) is provided with a through hole (707), a bolt (708) is arranged in the through hole (707), one end of the bolt (708) penetrates through two sets of the threaded holes (706) and extends to the inner wall of the square block (701), and the two ends of the bolt (708) are threaded in opposite directions.