CN217846212U

CN217846212U - Ion chromatograph advances appearance volume measuring device

Info

Publication number: CN217846212U
Application number: CN202221786464.6U
Authority: CN
Inventors: 邱海兰; 闫心燕; 李丹丹
Original assignee: Shandong Zhijian Testing Technology Co ltd
Current assignee: Shandong Zhijian Testing Technology Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-11-18
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses an ion chromatograph advances appearance volume determination device, belong to measuring device technical field, the inner wall fixedly connected with baffle and the horizontal pole of injector body, the surface of baffle is equipped with the arc wall, the bottom fixedly connected with nozzle stub of arc wall, the one end fixedly connected with backup pad of horizontal pole, the side fixed mounting of backup pad has the ration ring, the import of ration ring is fixed with the one end of nozzle stub is sealed, this ion chromatograph advances the first takeover that appearance volume determination device passes through the connecting seat setting, can carry out accurate interpolation with different solutions, then mix in injector body inside through the stirring leaf, can avoid mixed solution that waits to determine too much and cause the waste, and take over through the second that sets up, connecting valve and shower nozzle, not only be convenient for quick wash the inside of ration ring and syringe pump, and can wash the inside of injector body and the outside of ration ring simultaneously, the convenience in use is improved.

Description

Ion chromatograph advances appearance volume measuring device

Technical Field

The utility model relates to a measuring device technical field, more specifically say, relate to an ion chromatograph advances appearance volume determination device.

Background

Ion chromatography autosamplers are more and more widely used, and have functions of partial, non-full-loop and sample injection, for example, a sample injection volume measuring device of an ion chromatograph disclosed in publication No. CN208580070U, but most of the general sample injection volume measuring devices perform volume measurement and sample injection through a sample injector after preparing a solution to be measured, which may cause excessive prepared solution to cause waste, and the interior of the measuring device, a prepared solution container and a connecting pipeline need to be separately cleaned, which may cause inconvenience to users.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, an object of the utility model is to provide an ion chromatograph advances appearance volume determination device, this ion chromatograph advances appearance volume determination device passes through the first takeover of connecting seat setting, can carry out accurate interpolation with different solutions, then mix in injector body inside through the stirring leaf, can avoid mixing to wait to determine solution too much and cause the waste, and take over through the second that sets up, connecting valve and shower nozzle, not only be convenient for quick inside to ration ring sum syringe pump washs, and can wash the inside of injector body and the outside of ration ring simultaneously, the convenience of use thereof has been improved.

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides an ion chromatograph advances a kind volume determination device, includes the injector body, the inner wall fixedly connected with baffle and the horizontal pole of injector body, the surface of baffle is equipped with the arc wall, the bottom fixedly connected with nozzle stub of arc wall, the one end fixedly connected with backup pad of horizontal pole, the side fixed mounting of backup pad has the ration ring, the import of ration ring is fixed with the one end of nozzle stub is sealed, the sealed connecting valve that is fixed with in export of ration ring, the fixed surface of connecting valve is connected with injection pump and connecting pipe, the other end fixed mounting of connecting pipe has the shower nozzle, the fixed surface of injector body is connected with blow off pipe, motor and connecting seat, the output of motor is equipped with the axostylus axostyle, the one end fixed mounting of axostylus axostyle has the stirring leaf, the fixed surface of connecting seat is connected with first takeover and the second takeover, and this ion chromatograph advances a kind volume determination device through the first takeover that the connecting seat set up, can carry out accurate interpolation with different solutions, then mix in the injector body inside through the stirring leaf, can avoid mixing too much and cause the waste to the second takeover, connecting valve and shower nozzle that not only be convenient to the inside of quantitative ring and the injector that the quick washing of the injector, the sample injector body has carried out the outside use of using.

Furthermore, the support plate is rectangular, clamping grooves are formed in the surface of the support plate and distributed at equal intervals along the length direction of the support plate, and openings are formed in the side faces of the clamping grooves.

Furthermore, the equal fixed mounting in surface of first takeover and second takeover has flow control valve, the sealed solution raw materials inlet pipe that is fixed with of one end of first takeover, the sealed washing liquid feed pipe that is fixed with of one end of second takeover.

Furthermore, the surfaces of the short pipe and the connecting pipe are fixedly provided with intelligent control valves, and the surfaces of the intelligent control valves are provided with waterproof shells.

Furthermore, one end of the cross rod is provided with a connecting plate, and the surface of the connecting plate is in threaded connection with the inner wall of the sample injector body through a fastening screw.

Furthermore, the surface of the sewage discharge pipe is provided with a control valve.

Compared with the prior art, the utility model has the advantages of:

(1) This scheme is through the first takeover that the connecting seat set up, can carry out accurate interpolation with different solutions, then mixes in injector body inside through the stirring leaf, can avoid mixing treating that survey solution is too much and cause the waste.

(2) Through the second takeover, connecting valve and the shower nozzle that set up, not only be convenient for quick wash the inside of ration ring and syringe pump, can wash the inside of injector body and the outside of ration ring simultaneously moreover, improved its convenience in use.

Drawings

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

FIG. 2 is a top view of the partition structure of the present invention;

fig. 3 is a top view of the supporting plate structure of the present invention.

The reference numbers in the figures illustrate:

1 sample injector body, 11 baffle plates, 12 arc-shaped grooves, 13 short pipes, 14 sewage pipes, 2 connecting seats, 21 first connecting pipes, 22 second connecting pipes, 3 quantitative rings, 31 supporting plates, 32 cross rods, 33 clamping grooves, 4 injection pumps, 41 connecting valves, 42 connecting pipes, 43 spray heads, 5 motors, 51 shaft rods and 52 stirring blades.

Detailed Description

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

Referring to fig. 1-3, a sample volume measuring device for an ion chromatograph comprises a sample injector body 1, referring to fig. 1-3, a baffle plate 11 and a cross rod 32 are fixedly connected to the inner wall of the sample injector body 1, the baffle plate 11 can divide the interior of the sample injector body 1 into two spaces for mixing and preparing a solution to be measured and measuring the volume of the solution to be measured, an arc-shaped groove 12 is arranged on the surface of the baffle plate 11, a short tube 13 is fixedly connected to the bottom of the arc-shaped groove 12, the arc-shaped groove 12 is convenient for the solution to be measured to completely enter a quantitative ring 3 through the short tube 13, so as to avoid the residual solution and further waste, a support plate 31 is fixedly connected to one end of the cross rod 32, a quantitative ring 3 is fixedly installed on the side surface of the support plate 31, the quantitative ring 3 belongs to the prior art, the composition structure and the working principle of the quantitative ring 3 are well known to those skilled in the art, the sealing and fixing of one end of the short tube 13, the outlet of the quantitative ring 3 is fixed with a connecting valve 41 in a sealing manner, the connecting valve 41 facilitates the solution to enter the injection pump 4, and then the solution is sampled through the injection pump 4, the injection pump 4 belongs to the prior art, the surface of the connecting valve 41 is fixedly connected with the injection pump 4 and a connecting pipe 42, the other end of the connecting pipe 42 is fixedly provided with a spray head 43, the surface of the sample injector body 1 is fixedly connected with a sewage discharge pipe 14, a motor 5 and a connecting seat 2, the output end of the motor 5 is provided with a shaft rod 51, one end of the shaft rod 51 is fixedly provided with a stirring blade 52, the stirring blade 52 drives the motor 5 to rotate and mix the solution to be detected through the shaft rod 51, the surface of the connecting seat 2 is fixedly connected with a first connecting pipe 21 and a second connecting pipe 22, the surfaces of the first connecting pipe 21 and the second connecting pipe 22 are both fixedly provided with flow control valves, one end of the first connecting pipe 21 is fixedly provided with a raw material feeding pipe of the solution to be detected in a sealing manner, one end of the second connecting pipe 22 is fixed with a cleaning liquid inlet pipe in a sealing way, so that the solution raw material to be detected and the mixed liquid can be accurately added, and meanwhile, the flushing liquid can be added.

Please refer to fig. 1 and 3, the shape of the supporting plate 31 is rectangular, the surface of the supporting plate 31 is provided with the clamping grooves 33, the clamping grooves 33 are distributed along the length direction of the supporting plate 31 at equal intervals, the side surfaces of the clamping grooves 33 are provided with openings, the installation stability and firmness of the quantitative ring 3 are improved, the surfaces of the short pipe 13 and the connecting pipe 42 are fixedly provided with the intelligent control valve, and the surface of the intelligent control valve is provided with the waterproof shell, which can automatically control the opening and closing of the short pipe 13, facilitate the preparation and discharge of the solution to be measured, and facilitate the introduction of the washing liquid into the spray head 43.

Referring to fig. 1, a connecting plate is disposed at one end of the cross bar 32, and the surface of the connecting plate is in threaded connection with the inner wall of the sample injector body 1 through a fastening screw, so that the supporting plate 31 has a disassembling and assembling function, which is convenient for the later replacement of the quantitative ring 3, and the control valves are disposed on the surface of the sewage pipe 14, so that a user can open the sewage pipe 14 to discharge cleaning liquid.

When the sample injection volume measuring device of the ion chromatograph is used, different raw material liquids of solutions to be measured are accurately added into a sample injector body 1 through a flow control valve through a first connecting pipe 21 and a second connecting pipe 22, then a motor 5 is started, the motor 5 starts a control shaft lever 51 to rotate clockwise, the shaft lever 51 rotates clockwise to drive a stirring blade 52 to rotate clockwise to mix and prepare the solutions to be measured, after the preparation of the solutions to be measured is completed, a valve of a short pipe 13 is opened, the prepared solutions to be measured are added into a quantitative ring 3 to be measured, then a connecting valve 41 is opened, the measured solutions are sampled through an injection pump 4, the valve of the first connecting pipe 21 is closed after the sample injection is completed, then the valve of the connecting pipe 42 is opened, then add the washing liquid through second takeover 22, to injector body 1, ration ring 3 and syringe pump 4 wash, dirty liquid after the washing is discharged through blow off pipe 14 and syringe pump 4, first takeover 21 through connecting seat 2 setting, can carry out accurate interpolation with the solution of difference, then mix at injector body 1 inside through stirring leaf 52, can avoid mixing to treat that the survey solution is too much and cause the waste, and through the second takeover 22 that sets up, connecting valve 41 and shower nozzle 43, not only be convenient for wash the inside of ration ring 3 and syringe pump 4 fast, and can wash the inside of injector body 1 and the outside of ration ring 3 simultaneously, the convenience in use thereof is improved.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an ion chromatograph advances a kind volume determination device, includes injector body (1), its characterized in that: inner wall fixedly connected with baffle (11) and horizontal pole (32) of sample injector body (1), the surface of baffle (11) is equipped with arc wall (12), the bottom fixedly connected with nozzle stub (13) of arc wall (12), the one end fixedly connected with backup pad (31) of horizontal pole (32), the side fixed mounting of backup pad (31) has ration ring (3), the import of ration ring (3) is sealed fixed with the one end of nozzle stub (13), the export of ration ring (3) is sealed to be fixed with connecting valve (41), the fixed surface of connecting valve (41) is connected with injection pump (4) and connecting pipe (42), the other end fixed mounting of connecting pipe (42) has shower nozzle (43), the fixed surface of sample injector body (1) is connected with blow off pipe (14), motor (5) and connecting seat (2), the output of motor (5) is equipped with axostylus axostyle (51), the one end fixed mounting of axostylus axostyle (51) has stirring leaf (52), the fixed surface of connecting seat (2) is connected with first takeover (21) and second takeover (22).

2. The ion chromatograph sample injection volume determination device of claim 1, wherein: the shape of backup pad (31) is the rectangle, open on the surface of backup pad (31) has draw-in groove (33), draw-in groove (33) are along the equidistant distribution of length direction of backup pad (31), the side of draw-in groove (33) is equipped with the opening.

3. The ion chromatograph sample introduction volumetric measurement device of claim 1, wherein: the equal fixed mounting in surface of first takeover (21) and second takeover (22) has a flow control valve, the sealed solution raw materials inlet pipe that awaits measuring that is fixed with in one end of first takeover (21), the sealed washing liquid feed pipe that is fixed with in one end of second takeover (22).

4. The ion chromatograph sample injection volume determination device of claim 1, wherein: the intelligent control valves are fixedly mounted on the surfaces of the short pipe (13) and the connecting pipe (42), and the surfaces of the intelligent control valves are provided with waterproof shells.

5. The ion chromatograph sample introduction volumetric measurement device of claim 1, wherein: one end of the cross rod (32) is provided with a connecting plate, and the surface of the connecting plate is in threaded connection with the inner wall of the sample injector body (1) through a fastening screw.

6. The ion chromatograph sample introduction volumetric measurement device of claim 1, wherein: control valves are arranged on the surfaces of the sewage discharge pipes (14).