CN211697671U

CN211697671U - Chromatographic column heating device of portable chromatograph

Info

Publication number: CN211697671U
Application number: CN201922037953.6U
Authority: CN
Inventors: 胡彬
Original assignee: Tianjin Hairuike Technology Co ltd
Current assignee: Tianjin Hairuike Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-10-16
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a chromatographic column heating device of portable chromatograph, including base, spacing groove, seat of honour and holding tank, the base rotates through the hinge and installs the seat of honour, the spacing groove has all been seted up on base and the seat of honour, the rubber pad has been pasted in the outside of spacing groove, the holding tank has been seted up to the below that is located the spacing groove in base and the seat of honour, the one end of base and seat of honour is equipped with out the liquid interface, the one end that base and seat of honour deviate from out the liquid interface is equipped with the feed liquor interface, the one end that the base deviates from the hinge is equipped with the joint piece, the joint groove has been seted up on the joint piece, the one end that the seat of honour deviates from the hinge is equipped with the stopper, the stopper is equipped with four altogether, and two stoppers are a set. The utility model discloses possess simple structure, and the fast advantage of intensification and cooling rate.

Description

Chromatographic column heating device of portable chromatograph

Technical Field

The utility model relates to a chromatographic column heating technical field specifically is a chromatographic column heating device of portable chromatograph.

Background

A chromatograph is an apparatus for performing chromatographic separation analysis. Comprises a sample introduction system, a detection system, a recording and data processing system, a temperature control system, a mobile phase control system and the like. Modern chromatographs have the characteristics of high stability, sensitivity, versatility, high degree of automation and the like. There are gas chromatography, liquid chromatography, gel chromatography, and the like. These chromatographs are widely used for analyzing a certain content of a chemical product or a polymer material, and gel chromatography can also measure the molecular weight and distribution of the polymer material. The existing chromatographic column heating column box takes an electric heating module as a heat source, a chromatographic column is arranged in the column box, and hot air is used for heating the air in the column box so as to heat the chromatographic column; the advantages are that the heating is uniform, but the disadvantages of slow heating rate, long preheating time, large column box volume and the like exist at the same time; the device is miniaturized, the temperature is rapidly programmed, and the detection is completed with inconvenience.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a chromatographic column heating device of portable chromatograph, possess simple structure, and the fast advantage of intensification and cooling speed, solved present chromatographic column heating column case and used the electric heat module as the heat source, the chromatographic column was arranged in the column case, with hot-blast heating column incasement air, and then heated chromatographic column; the advantages are that the heating is uniform, but the disadvantages of slow heating rate, long preheating time, large column box volume and the like exist at the same time; the device is miniaturized, the temperature is rapidly programmed, and the detection is inconvenient.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chromatographic column heating device of portable chromatograph, includes base, spacing groove, seat of honour and holding tank, the base rotates through the hinge and installs the seat of honour, the spacing groove has all been seted up on base and the seat of honour, the rubber pad has been pasted in the outside of spacing groove, the holding tank has been seted up to the below that is located the spacing groove in base and the seat of honour, the one end of base and seat of honour is equipped with out the liquid interface, the one end that base and seat of honour deviate from out the liquid interface is equipped with the feed liquor interface, the one end that the base deviates from the hinge is equipped with the joint piece, the joint groove has been seted up on the joint piece, the one end that the seat of honour deviates from the hinge is equipped with the stopper, the stopper is equipped with four altogether, and.

Preferably, a clamping hole is formed in the fixing plate and is matched with the clamping groove in size, and the fixing plate is clamped with the clamping groove in the clamping block through the clamping hole.

Preferably, the fixing plate corresponds to the clamping block.

Preferably, the liquid outlet interface and the liquid inlet interface are both communicated with the accommodating groove.

Preferably, the number of the hinges is two, and the two hinges are symmetrically distributed on the base and the upper seat.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up the spacing groove, the rubber pad has been pasted in the outside of spacing groove, when base and seat of honour were closed, the rubber pad of base and seat of honour extrudees each other, increase the leakproofness between base and the seat of honour, through setting up the fixed plate, the fixed plate rotates and installs on the seat of honour, the joint hole has been seted up on the fixed plate, and be equipped with the joint piece with the corresponding department of fixed plate on the seat of honour down, the joint groove has been seted up on the joint piece, when using, the fixed plate passes through the joint hole and the mutual joint in the joint groove on the joint piece, and support through the elasticity of the rubber pad between base and the seat of honour, it is fixed to make fixed plate and joint piece chucking, when opening base and seat of honour, the user pushes down the seat of honour earlier, make the crowded rubber pad of seat.

Drawings

FIG. 1 is a schematic top view of the present invention;

fig. 2 is an enlarged schematic view of the utility model at a in fig. 1;

FIG. 3 is a schematic side view of the present invention in a closed configuration;

fig. 4 is a schematic view of the closed appearance of the present invention.

In the figure: 1. a base; 2. a limiting groove; 3. a rubber pad; 4. a liquid outlet interface; 5. an upper seat; 6. a limiting block; 7. a fixing plate; 8. a clamping hole; 9. accommodating grooves; 10. a hinge; 11. a liquid inlet interface; 12. a clamping block; 13. a clamping 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. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides an embodiment: a chromatographic column heating device of a portable chromatograph comprises a base 1, a limiting groove 2, an upper seat 5 and a containing groove 9, wherein the base 1 is rotatably provided with the upper seat 5 through hinges 10, the hinges 10 are provided with two hinges 10 which are symmetrically distributed on the base 1 and the upper seat 5, the limiting groove 2 is respectively arranged on the base 1 and the upper seat 5, the outer side of the limiting groove 2 is pasted with a rubber pad 3, when the base 1 and the upper seat 5 are closed, the rubber pads 3 of the base 1 and the upper seat 5 are mutually extruded to increase the sealing performance between the base 1 and the upper seat 5, when a user opens the base 1 and the upper seat 5, the user firstly presses the upper seat 5 downwards to enable the upper seat 5 to extrude the rubber pad 3 and enable the rubber pad 3 to shrink, so that a fixing plate 7 is separated from a clamping block 12, then the user rotates to open the upper seat 5, the containing groove 9 is arranged below the limiting groove 2 in the base 1 and the upper seat 5, one end of the base 1 and the upper seat 5 is provided with a, the liquid outlet port 4 and the liquid inlet port 11 are both communicated with the accommodating groove 9.

Base 1 and upper seat 5 deviate from liquid outlet port 4's one end and are equipped with feed liquor interface 11, base 1 deviates from the one end of hinge 10 and is equipped with joint piece 12, joint groove 13 has been seted up on joint piece 12, the one end that upper seat 5 deviates from hinge 10 is equipped with stopper 6, stopper 6 is equipped with four altogether, and two stopper 6 are a set of surface evenly distributed at upper seat 5, rotate between two stopper 6 and install fixed plate 7, fixed plate 7 is corresponding with the position of joint piece 12, joint hole 8 has been seted up on fixed plate 7, the big or small looks adaptation in joint hole 8 and joint groove 13, fixed plate 7 passes through joint hole 8 and the mutual joint groove 13 joint on the joint piece 12, and support through the elasticity of rubber pad 3 between base 1 and the upper seat 5, it is fixed to make fixed plate 7 and the chucking of joint piece 12.

The working principle is as follows: when a user uses the chromatographic column chromatographic, and support through the elasticity of the rubber pad 3 between base 1 and the upper bracket 5, make fixed plate 7 and joint piece 12 chucking fixed, the user heats the chromatographic column of spacing groove 2 through the hot heating oil of feed liquor interface 11 injection in to holding tank 9 during the heating, and the user pours into cold heating oil into in to holding tank 9 through feed liquor interface 11 during the cooling, cools down the chromatographic column of spacing groove 2.

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. The utility model provides a chromatographic column heating device of portable chromatograph, includes base (1), spacing groove (2), upper bracket (5) and holding tank (9), its characterized in that: the base (1) is rotatably provided with an upper seat (5) through a hinge (10), the base (1) and the upper seat (5) are respectively provided with a limiting groove (2), the outer side of the limiting groove (2) is pasted with a rubber pad (3), a containing groove (9) is arranged below the limiting groove (2) in the base (1) and the upper seat (5), one end of the base (1) and the upper seat (5) is provided with a liquid outlet (4), one end of the base (1) and the upper seat (5) departing from the liquid outlet (4) is provided with a liquid inlet (11), one end of the base (1) departing from the hinge (10) is provided with a clamping block (12), the clamping groove (13) is arranged on the clamping block (12), one end of the upper seat (5) departing from the hinge (10) is provided with a limiting block (6), the limiting blocks (6) are provided with four limiting blocks, and the two limiting blocks (6) are uniformly distributed on the surface of the upper seat (5), a fixed plate (7) is rotatably arranged between the two limit blocks (6).

2. The column heating apparatus for a portable chromatograph of claim 1, wherein: the clamping device is characterized in that a clamping hole (8) is formed in the fixing plate (7), the clamping hole (8) is matched with the clamping groove (13) in size, and the fixing plate (7) is mutually clamped with the clamping groove (13) in the clamping block (12) through the clamping hole (8).

3. The column heating apparatus for a portable chromatograph of claim 1, wherein: the fixing plate (7) corresponds to the clamping block (12).

4. The column heating apparatus for a portable chromatograph of claim 1, wherein: the liquid outlet interface (4) and the liquid inlet interface (11) are communicated with the accommodating groove (9).

5. The column heating apparatus for a portable chromatograph of claim 1, wherein: the hinge (10) is provided with two hinges, and the two hinges (10) are symmetrically distributed on the base (1) and the upper seat (5).