CN211235676U

CN211235676U - Ion chromatograph

Info

Publication number: CN211235676U
Application number: CN201921687410.2U
Authority: CN
Inventors: 郜宗智; 吴松; 沙鸥
Original assignee: Anhui Tiansheng Environmental Protection Technology Co ltd
Current assignee: Anhui Tiansheng Environmental Protection Technology Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-08-11
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses an ion chromatograph, including the chromatograph body, be equipped with on the chromatograph body and annotate the liquid interface chromatograph body one side is equipped with the plugging device, the plugging device includes the dwang, dwang one end fixed connection fixed plate, fixed plate one side are equipped with the slide opening, sliding fit connects the slide bar in the slide opening, at the slide bar orientation the one end fixed connection shutoff board of chromatograph body the slide bar is kept away from the one end fixed connection baffle of chromatograph body the shutoff board with fixed connection spring between the fixed plate. The utility model has the advantages that: the utility model provides an ion chromatograph can be effectual seals annotating the liquid interface, and is sealed effectual, can not cause the pollution to annotating the liquid interface because of rubber is ageing, just the utility model provides a plugging device easy operation only needs the pulling pull ring and rotates the dwang and just can realize sealing or opening to annotating the liquid interface.

Description

Ion chromatograph

Technical Field

The utility model relates to an environmental monitoring equipment technical field especially relates to an ion chromatograph.

Background

An ion chromatograph is used for analyzing anions and cations in surface water, drinking water, rainwater, domestic sewage, industrial wastewater and the like, and is widely used in the detection field. When using ion chromatograph, need inject the testing sample to the notes liquid mouth of chromatograph, and chromatograph among the prior art is after finishing using or will annotate the liquid mouth and expose outside, or will annotate the liquid mouth with the rubber buffer and plug up, will annotate the liquid mouth and expose and can cause the pollution to annotating the liquid mouth outward, cause the testing result inaccurate, will annotate the liquid mouth with the rubber buffer and plug up though can avoid annotating the liquid mouth and advance grey, but the rubber buffer is in annotating the liquid mouth for a long time, a lot of rubber powder that can drop on the rubber buffer glues and annotates the liquid mouth, like this when annotating the liquid mouth injection testing sample, the rubber powder that glues at annotating the liquid mouth mixes with the sample easily, equally can cause the.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an ion chromatograph.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an ion chromatograph, includes the chromatograph body, is equipped with on the chromatograph body and annotates the liquid interface chromatograph body one side is equipped with and is used for annotating the sealed or open plugging device of liquid interface, plugging device includes fixed connection and is in the rotation seat of chromatograph body one side rotates a normal running fit and connects the dwang, dwang one end fixed connection fixed plate, fixed plate one side are equipped with the slide opening, sliding fit connects the slide bar in the slide opening, moves towards at the slide bar the one end fixed connection closure plate of chromatograph body the slide bar is kept away from the one end fixed connection baffle of chromatograph body the closure plate with fixed connection spring between the fixed plate, the slide bar is followed pass in the spring.

Preferably, a rotating groove is formed in one side of the rotating seat, the rotating block is connected in the rotating groove in a matched mode, the rotating rod is fixedly connected to the rotating block, and the rotating rod rotates in the rotating seat through the rotating block.

Preferably, a stop ring for preventing the rotating block from falling off from the rotating groove is fixedly connected to one side of the rotating seat.

Preferably, a pull ring is fixedly connected to one side of the baffle plate.

Preferably, the rotating seat is fixedly connected with a limiting column, the rotating rod is fixedly connected with a first positioning plate and a second positioning plate, a first positioning groove is formed in one side of the first positioning plate, a second positioning groove is formed in one side of the second positioning plate, and the first positioning groove and the second positioning groove are arranged corresponding to the limiting column.

The utility model has the advantages that: the utility model provides an ion chromatograph can be effectual seals annotating the liquid interface, and is sealed effectual, can not cause the pollution to annotating the liquid interface because of rubber is ageing, just the utility model provides a plugging device easy operation only needs the pulling pull ring and rotates the dwang and just can realize sealing or opening to annotating the liquid interface.

Drawings

Fig. 1 is a schematic diagram of the basic structure of the present invention;

FIG. 2 is a schematic diagram of the basic structure of the occluding device;

fig. 3 is a sectional view a-a of fig. 2.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, the utility model provides a pair of ion chromatograph, including chromatograph body 1, be equipped with on chromatograph body 1 and annotate liquid interface 11 chromatograph body 1 one side is equipped with and is used for annotating liquid interface 11 sealed or open plugging device 2, plugging device 2 includes fixed connection and is in the rotation seat 21 of chromatograph body 1 one side, it is equipped with the rotation groove to rotate seat 21 one side the turning block 22 is connected in the rotation inslot normal running fit, the fixed connection dwang 23 of center department of turning block 22 one side, dwang 23 pass through turning block 22 at the rotation of seat 21 internal rotation. A stopper ring 24 for preventing the rotation block 22 from falling off from the rotation groove is fixedly connected to one side of the rotation seat 21.

Dwang 23 one end fixed connection fixed plate 26, fixed plate 26 and rotation seat 21 parallel arrangement, fixed plate 26 one side is equipped with the slide opening, sliding fit connects slide bar 31 in the slide opening, at slide bar 31 orientation the one end fixed connection closure plate 32 of chromatograph body 1, closure plate 32 orientation one side of chromatograph body 1 is equipped with the groove of stepping down 37, closure plate 32 orientation one side of chromatograph body 1 still is equipped with the ring channel, is equipped with sealing ring 38 in the ring channel. A baffle 33 is fixed to an end of the slide rod 31 remote from the chromatograph body 1, and a pull ring 36 is fixed to the baffle 33. The baffle 33 is conveniently pulled, a spring 34 is fixedly connected between the plugging plate 32 and the fixed plate 26, and the sliding rod 31 penetrates through the spring 34. The rotating seat 21 is fixedly connected with a limiting column 28, the rotating rod 23 is fixedly connected with a first positioning plate 25 and a second positioning plate 260, one side of the first positioning plate 25 is provided with a first positioning groove 251, one side of the second positioning plate 260 is provided with a second positioning groove 261, and the first positioning groove 251 and the second positioning groove 261 are both arranged corresponding to the limiting column 28.

The utility model provides a pair of ion chromatograph finishes using, slide in the slide opening through 36 pulling slide bar 31 of pull ring, shutoff board 32 can make spring 34 be in compression state at this in-process, rotating dwang 23, when spacing post 28 is located first constant head tank 251, loosen pull ring 36, shutoff board 32 compresses tightly on chromatograph body 1 under spring 34's spring action, and annotate liquid interface 11 and just in time be located the groove of stepping down 37, can carry out safe and reliable's sealing to annotating liquid interface 11 like this, can not cause the pollution. When needs use the utility model provides a pair of ion chromatograph, slide in the slide opening through pull ring 36 pulling slide bar 31, shutoff board 32 can make spring 34 be in compression state at this in-process, rotates dwang 23, when spacing post 28 is located second constant head tank 261, unclamps pull ring 36, and shutoff board 32 compresses tightly on chromatograph body 1 under spring 34's spring action, annotates liquid interface 11 like this and will expose outside, makes things convenient for operating personnel to inject the sample.

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. The utility model provides an ion chromatograph, includes chromatograph body (1), is equipped with on chromatograph body (1) and annotates liquid interface (11), its characterized in that: a plugging device (2) for sealing or opening a liquid injection interface (11) is arranged at one side of the chromatograph body (1), the plugging device (2) comprises a rotating seat (21) fixedly connected with one side of the chromatograph body (1), the rotating seat (21) is connected with a rotating rod (23) in a rotating fit manner, one end of the rotating rod (23) is fixedly connected with a fixed plate (26), one side of the fixed plate (26) is provided with a sliding hole, a sliding rod (31) is connected in a sliding fit manner in the sliding hole, a plugging plate (32) is fixedly connected at one end of the sliding rod (31) facing the chromatograph body (1), a baffle (33) is fixedly connected with one end of the sliding rod (31) far away from the chromatograph body (1), a spring (34) is fixedly connected between the blocking plate (32) and the fixing plate (26), and the sliding rod (31) penetrates through the spring (34).

2. An ion chromatograph according to claim 1, wherein: rotate seat (21) one side and be equipped with the rotation groove rotate inslot normal running fit and connect turning block (22), dwang (23) fixed connection be in on turning block (22), dwang (23) are through turning block (22) at rotation seat (21) internal rotation.

3. An ion chromatograph according to claim 2, wherein: and a retaining ring (24) for preventing the rotating block (22) from falling off from the rotating groove is fixedly connected to one side of the rotating seat (21).

4. An ion chromatograph according to claim 1, wherein: and a pull ring (36) is fixedly connected to one side of the baffle plate (33).

5. An ion chromatograph according to claim 1, wherein: rotate spacing post of fixed connection (28) on seat (21) dwang (23) is gone up first locating plate of fixed connection (25) and second locating plate (260), is equipped with first constant head tank (251) in first locating plate (25) one side second locating plate (260) one side is equipped with second constant head tank (261), first constant head tank (251), second constant head tank (261) all with spacing post (28) correspond the setting.