CN213570472U

CN213570472U - Sampling device for enzyme activity detection

Info

Publication number: CN213570472U
Application number: CN202022256817.9U
Authority: CN
Inventors: 杨琼
Original assignee: Suzhou Tuowei Biotechnology Co Ltd
Current assignee: Suzhou Tuowei Biotechnology Co Ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-06-29
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses a be used for enzyme activity to detect and use sampling device relates to sampling device technical field, and it is not fine to be used for the sealed effect of enzyme activity detection and use sampling device for solving current, stores the more troublesome problem of getting up simultaneously. The utility model discloses a sampling tube, including a sampling tube, a sealing ring, a push-and-pull rod, a mounting groove, a silica gel piece, an observation window, a sealing head and a sealing ring, the internally mounted of sampling tube has the installation pole, sealed head is installed to the below of installation pole, sealed head and sealing ring paste and are connected, the push-and-pull rod is installed to the inside top of sampling tube, the both sides of push-and-pull rod below all are provided with the mounting groove, the internally mounted of mounting groove has the fixed strip, sealed lid is installed to the below of sampling tube.

Description

Sampling device for enzyme activity detection

Technical Field

The utility model relates to a sampling device technical field specifically is a be used for enzyme activity to detect and use sampling device.

Background

The sampling device for enzyme activity detection generally refers to a device for sampling an enzyme activity detection experiment, the enzyme activity is also called enzyme activity and refers to the capability of catalyzing a certain chemical reaction by enzyme, and the magnitude of the enzyme activity can be expressed by the conversion rate of the certain chemical reaction catalyzed by the sampling device under a certain condition, namely, the higher the conversion rate of the enzyme catalysis is, the higher the enzyme activity is; conversely, the slower the rate, the less active the enzyme, and therefore, determining enzyme activity is determining the enzymatic conversion rate, which can be expressed as the decrease in substrate per unit volume or the increase in product per unit time, and determining enzyme activity by quantitatively determining either the product of the enzymatic reaction or the change in the amount of substrate with reaction time, or by quantitatively determining the change in a property of the substrate of the enzymatic reaction, such as the change in viscosity, typically at the optimum pH and ionic strength of the enzyme and at a given temperature.

However, the existing sampling device for enzyme activity detection has poor sealing effect and is troublesome to store; therefore, the existing demand is not satisfied, and for this, we propose a sampling device for enzyme activity detection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for enzyme activity to detect and use sampling device to it is not very good to provide current being used for enzyme activity to detect and use sampling device sealed effect in solving above-mentioned background art, stores the more trouble problem of getting up simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for enzyme activity to detect and use sampling device, includes the sampler barrel, the internally mounted of sampler barrel has the installation pole, sealed head is installed to the below of installation pole, the sealing washer is installed in the outside of sealed head, and seals the head and paste with the sealing washer and be connected, the push-and-pull rod is installed to the inside top of sampler barrel, the both sides of push-and-pull rod below all are provided with the mounting groove, the internally mounted of mounting groove has the fixed strip.

Preferably, a sealing cover is installed below the sampling tube, an observation window is installed at the front end of the sampling tube, and silica gel sheets are installed on two sides of the upper portion of the sampling tube.

Preferably, a limiting plate is arranged above the sampling cylinder, and a pressing sheet is arranged above the push-pull rod.

Preferably, the internally mounted of sampler barrel below has the connector, the internally mounted of connector has the needle tubing, the inner wall of sampler barrel is installed and is prevented the fungus membrane, and the sampler barrel with prevent fungus membrane sealing connection.

Preferably, one side of the fixing strip is provided with an elastic sheet, and the fixing strip is connected with the elastic sheet through a screw.

Preferably, the inside of installation pole both sides all is provided with the slot, the both sides of installation pole inner wall all are provided with spacing spout.

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

1. the utility model discloses a set up the screw thread and seal lid erection joint on the connecting head of sampling tube inside below, the sealed lid plays sealed effect on the one hand, prevent experimental enzyme leakage, on the other hand plays the effect of protection needle tubing, through setting up two protruding pieces and setting up two recesses on the sealed head at the inner wall of sampling tube, after experimental enzyme suction sampling tube, rotate the installation pole, the recess on the sealed head changes with the protruding piece position of sampling tube inner wall, the protruding piece of sampling tube inner wall extrudees the sealing washer with the both sides of sealed head simultaneously, strengthen the antiskid effect of sealing washer, can prevent the installation pole from taking place to remove when increasing sealed effect;

2. the utility model discloses a set up slot and spacing spout in the both sides of installation pole, when using the sampler barrel, take the push-and-pull rod out from the inside of installation pole, install two flexure strips on the push-and-pull rod, through taking the push-and-pull rod out, the flexure strip is along the inside of installing the draw-in groove bullet of pole inner wall and going into spacing spout, thereby fix the push-and-pull rod, after the use, press the flexure strip inside the slot, simultaneously with the inside of push-and-pull rod income installation pole, reduce the area of sampler barrel, whole easy operation, convenient storage, it is very convenient to use.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a partial enlarged view of the region a of the present invention.

In the figure: 1. a sampling tube; 2. a sealing cover; 3. an observation window; 4. a silica gel sheet; 5. a limiting plate; 6. a push-pull rod; 7. pressing the sheet; 8. a connector; 9. a needle tube; 10. an anti-bacterial film; 11. mounting a rod; 12. a sealing head; 13. a seal ring; 14. mounting grooves; 15. a fixing strip; 16. an elastic sheet; 17. a slot; 18. and a limiting sliding groove.

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.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a be used for enzyme activity to detect and use sampling device, includes sampler barrel 1, and the internally mounted of sampler barrel 1 has installation pole 11, and sealed head 12 is installed to the below of installation pole 11, and sealing ring 13 is installed in the outside of sealed head 12, and sealed head 12 pastes with sealing ring 13 and is connected, connects closely, is difficult to drop, and push-and-pull rod 6 is installed to the top of sampler barrel 1 inside, and the both sides of push-and-pull rod 6 below all are provided with mounting groove 14, and the internally mounted of mounting groove 14 has fixed strip 15.

Further, sealed lid 2 is installed to the below of sampler barrel 1, and observation window 3 is installed to the front end of sampler barrel 1, and silica gel piece 4 is all installed to the both sides of sampler barrel 1 top, and the installation convenience of user of silica gel piece 4 grips.

Furthermore, a limiting plate 5 is installed above the sampling tube 1, a pressing sheet 7 is installed above the push-pull rod 6, and the limiting plate 5 plays a role in limiting the sealing head 12.

Further, internally mounted of sampler barrel 1 below has connector 8, and the internally mounted of connector 8 has needle tubing 9, and fungi-proofing membrane 10 is installed to the inner wall of sampler barrel 1, and sampler barrel 1 and fungi-proofing membrane 10 sealing connection, and fatigue resistance can be good, has good leakproofness, insulating nature and corrosion resistance.

Furthermore, one side of the fixing strip 15 is provided with the elastic sheet 16, and the fixing strip 15 is connected with the elastic sheet 16 through screws, so that the mounting and dismounting are convenient, the overhaul is facilitated, the pretightening force can be increased to prevent loosening, and the phase change of the material components at the joint cannot be caused.

Further, the inside of installation pole 11 both sides all is provided with slot 17, and the both sides of installation pole 11 inner wall all are provided with spacing spout 18, and spacing spout 18 plays fine limiting displacement.

The working principle is as follows: when the sampling tube is used, the sealing cover 2 below the sampling tube 1 is rotated and taken down, then the push-pull rod 6 above the sampling tube 1 is pulled, the push-pull rod 6 is pulled out from the mounting rod 11 inside the sampling tube 1, the elastic sheets 16 on the fixing strips 15 inside the mounting grooves 14 on two sides of the push-pull rod 6 are bounced into the limiting sliding grooves 18 along the clamping grooves on two sides of the inner wall of the mounting rod 11, so that the push-pull rod 6 is fixed, the experimental enzyme is sucked into the sampling tube 1, then the sealing cover 2 is mounted back on the sampling tube 1, the sealing cover 2 plays a sealing role on one hand to prevent the experimental enzyme from leaking, and plays a role in protecting the needle tube 9 on the other hand, two convex blocks are arranged on the inner wall of the sampling tube 1 and two grooves are arranged on the sealing head 12 below the mounting rod 11, after the experimental enzyme is sucked into the sampling tube 1, the push-pull rod 6 is rotated, the positions of the grooves on the, the sealing rings 13 are simultaneously extruded by the convex blocks on the inner wall of the sampling cylinder 1 and the two sides of the sealing head 12, the anti-skid effect of the sealing rings 13 is enhanced, the mounting rod 11 can be prevented from moving while the sealing effect is improved, finally, the elastic sheet 16 on the push-pull rod 6 is pressed, the elastic sheet 16 is pressed into the slot 17 on the mounting rod 11, and meanwhile, the push-pull rod 6 is taken into the mounting rod 11, so that the occupied area of the sampling cylinder 1 is reduced, and the storage is convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A sampling device for enzyme activity detection, including a sampling tube (1), characterized in that: the utility model discloses a sampler comprises a sampling tube (1), internally mounted has installation pole (11), sealed head (12) are installed to the below of installation pole (11), sealing washer (13) are installed in the outside of sealed head (12), and sealed head (12) and sealing washer (13) paste and be connected, push-and-pull rod (6) are installed to the inside top of sampling tube (1), both sides of push-and-pull rod (6) below all are provided with mounting groove (14), the internally mounted of mounting groove (14) has fixed strip (15).

2. The sampling device for enzymatic activity detection according to claim 1, wherein: sealing cover (2) is installed to the below of sampler barrel (1), observation window (3) are installed to the front end of sampler barrel (1), silica gel piece (4) are all installed to the both sides of sampler barrel (1) top.

3. The sampling device for enzymatic activity detection according to claim 1, wherein: limiting plates (5) are installed above the sampling cylinder (1), and pressing sheets (7) are installed above the push-pull rod (6).

4. The sampling device for enzymatic activity detection according to claim 1, wherein: internally mounted of sampling tube (1) below has connector (8), the internally mounted of connector (8) has needle tubing (9), fungi-proofing membrane (10) are installed to the inner wall of sampling tube (1), and sampling tube (1) and fungi-proofing membrane (10) sealing connection.

5. The sampling device for enzymatic activity detection according to claim 1, wherein: one side of the fixing strip (15) is provided with an elastic sheet (16), and the fixing strip (15) is connected with the elastic sheet (16) through a screw.

6. The sampling device for enzymatic activity detection according to claim 1, wherein: the inside of installation pole (11) both sides all is provided with slot (17), the both sides of installation pole (11) inner wall all are provided with spacing spout (18).