Pump flow handling frame

Abstract

The utility model discloses a pump flow handling frame which comprises a frame body, an injector connector and an air pump, the frame body comprises a base, a stand column, a middle plate, C-shaped plastic, a sliding block, a spring and a top plate, the interior of the base is in threaded connection with the stand column, the interior of the middle plate is in sliding connection with the C-shaped plastic, the side surface of the C-shaped plastic is fixedly connected with the sliding block, and the sliding block is fixedly connected with the top plate. The interiors of the sliding blocks are fixedly connected with the springs, the upper ends of the stand columns are connected with the top plate in a clamped mode and fixed through the C-shaped plastic clamping springs, quick disassembly can be achieved, screw fixing is not needed, transportation and storage are convenient, the height of the middle plate is adjustable, functionality is increased, meanwhile, an injector connector is provided with an O-shaped silica gel sealing ring, the material is soft, and the service life of the injector connector is prolonged. The connector can be connected with all 20ml syringes on the market, and the problem that connectors and syringes of other families can only be provided by original instrument manufacturers and are incompatible when purchased by users is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of chromatographic pre-treatment, in particular to a pump flow operation frame. Background Art

[0002] In the field of modern scientific analysis, especially in chromatography analysis technology, accurate and efficient pretreatment process is crucial. With the continuous advancement of science and technology, the accuracy and stability of experimental operations are increasingly required. In this context, the pump flow operation rack for chromatography pretreatment came into being.

[0003] However, the middle layer of the pump flow operation frame currently on the market for placing affinity immunoassay columns generally cannot be adjusted in height, lacks functionality, cannot meet the needs, is complicated to install, and is not convenient for disassembly and assembly. At the same time, other connectors and syringes can only be provided by the original instrument manufacturers and are not compatible if purchased by users. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a pump flow operating frame which is fixed by a C-shaped plastic retaining spring and can be quickly disassembled without the need for screws, making it convenient to transport and store. The height of the middle plate is adjustable, which increases functionality. At the same time, the syringe connector is equipped with an O-type silicone sealing ring, which is made of a softer material and can be connected to all 20ml syringes on the market, solving the problem that other connectors and syringes can only be provided by the original instrument manufacturer and are incompatible with users' self-purchased products.

[0005] The utility model also provides a pump flow operation frame having the above-mentioned pump flow operation frame, comprising: a frame body, a syringe connector and an air pump, the frame body comprising a base, a column, an intermediate plate, a C-shaped plastic, a slider, a spring and a top plate, the interior of the base is threadedly connected to the column, the interior of the intermediate plate is slidably connected to the C-shaped plastic, the side surface of the C-shaped plastic is fixedly connected to the slider, the interior of the slider is fixedly connected to the spring, and the upper end of the column is clamped with the top plate;

[0006] The syringe connector includes a card plate, an O-type silicone seal ring and a syringe, the top inner wall of the card plate is fixedly connected to the O-type silicone seal ring, and the side surface of the O-type silicone seal ring is rotatably connected to the syringe;

[0007] A three-way hose is fixedly connected to the rear surface of the air pump, an end of the three-way hose away from the air pump is fixedly connected to an air distributor, a free valve is provided on the outer surface of the air distributor, and a double-head hose is fixedly connected to the front surface of the air distributor.

[0008] According to the pump flow operating frame, the side surface of the slider is slidably connected to the middle plate, and one end of the spring away from the slider is fixedly connected to the middle plate.

[0009] According to the pump flow operating frame, the side surface of the column is provided with a card slot, the number of the card slots is multiple and linearly distributed, and is used for clamping the C-shaped plastic.

[0010] According to the pump flow operating frame, the outer surface of the C-shaped plastic is engaged with the card slot, and the number of the C-shaped plastics is four and distributed in a rectangular array.

[0011] According to the pump flow operating frame, the lower end of the O-type silicone seal ring extends to the interior of the syringe, and the bottom inner wall of the clamping plate contacts the syringe.

[0012] According to the pump flow operating frame, the side surface of the syringe is slidably connected to the top plate, and the O-type silicone sealing ring is connected to the syringe.

[0013] According to the pump flow operating frame, one end of the double-headed hose away from the air path distributor is fixedly connected to the clamping plate, and the double-headed hose is connected to the O-type silicone sealing ring.

[0014] According to the pump flow operation frame, the number of the syringe connectors, valves, and double-headed hoses are all twelve and correspond one to one, so that in addition to the total control flow rate of the air pump, each valve can also control the gas flow rate individually.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a schematic diagram of the overall structure of a pump flow operating frame of the utility model;

[0018] Figure 2 It is a partial structural schematic diagram of a pump flow operating frame of the utility model;

[0019] Figure 3 for Figure 1 A schematic diagram of the structure enlargement in the middle;

[0020] Figure 4 for Figure 1 Enlarged schematic diagram of the structure at point B in the middle.

[0021] Legend:

[0022] 1. Frame; 2. Syringe connector; 3. Air pump; 4. Base; 5. Column; 6. Middle plate; 7. C-shaped plastic; 8. Slider; 9. Spring; 10. Top plate; 11. Card plate; 12. O-type silicone sealing ring; 13. Syringe; 14. Card slot; 15. Three-way hose; 16. Air distributor; 17. Valve; 18. Double-head hose. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4 The utility model embodiment is a pump flow operation frame, which includes a frame body 1, a syringe connector 2 and an air pump 3. The frame body 1 includes a base 4, a column 5, an intermediate plate 6, a C-shaped plastic 7, a slider 8, a spring 9 and a top plate 10. The interior of the base 4 is threadedly connected to the column 5, the interior of the intermediate plate 6 is slidably connected to the C-shaped plastic 7, the side surface of the C-shaped plastic 7 is fixedly connected to the slider 8, the interior of the slider 8 is fixedly connected to the spring 9, the upper end of the column 5 is clamped with the top plate 10, the side surface of the slider 8 is slidably connected to the intermediate plate 6, and the end of the spring 9 away from the slider 8 is fixedly connected to the intermediate plate 6. The side surface of the column 5 is provided with a card slot 14, the number of the card slots 14 is multiple and linearly distributed, the outer surface of the C-shaped plastic 7 is clamped with the card slot 14, the number of the C-shaped plastic 7 is four and distributed in a rectangular array.

[0025] The syringe connector 2 includes a card plate 11, an O-type silicone sealing ring 12 and a syringe 13. The top inner wall of the card plate 11 is fixedly connected to the O-type silicone sealing ring 12, the side surface of the O-type silicone sealing ring 12 is rotatably connected to the syringe 13, the lower end of the O-type silicone sealing ring 12 extends to the interior of the syringe 13, the bottom inner wall of the card plate 11 is in contact with the syringe 13, the side surface of the syringe 13 is slidably connected to the top plate 10, and the O-type silicone sealing ring 12 is connected to the syringe 13.

[0026] A three-way hose 15 is fixedly connected to the rear surface of the air pump 3, and an end of the three-way hose 15 away from the air pump 3 is fixedly connected to an air path distributor 16. A free valve 17 is provided on the outer surface of the air path distributor 16, and a double-headed hose 18 is fixedly connected to the front surface of the air path distributor 16. One end of the double-headed hose 18 away from the air path distributor 16 is fixedly connected to the card plate 11, and the double-headed hose 18 is connected to the O-type silicone sealing ring 12. The number of syringe connectors 2, valves 17, and double-headed hoses 18 are twelve and correspond one to one.

[0027] Working principle: During installation, first thread the column 5 and the base 4, then slide the middle plate 6 downward along the column 5 until the C-shaped plastic 7 is bounced into the card slot 14 under the action of the spring 9, and then insert the top plate 10 into the upper end of the column 5 to achieve installation. When adjusting the height of the middle plate 6, just depress the slider 8 at the same time to drive the C-shaped plastic 7 to slide in the direction away from the card slot 14, so as to achieve the up and down movement adjustment of the middle plate 6 until the C-shaped plastic 7 is re-stuck in another card slot 14. The entire device can be quickly disassembled without screws, which is convenient for transportation and storage. It is also equipped with an air path distributor 16, and each air path is controlled by a valve 17. In addition to the total control flow rate of the air pump 3, each valve 17 can also control the gas flow rate separately. At the same time, the syringe connector 2 is equipped with an O-type silicone sealing ring 12, which is soft and can be connected to all 20ml syringes 13 on the market, solving the problem that other connectors and syringes can only be provided by the original instrument manufacturer and are incompatible with users' self-purchased ones.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A pump flow operating frame, characterized in that: include: A frame (1), a syringe connector (2) and an air pump (3), wherein the frame (1) comprises a base (4), a column (5), an intermediate plate (6), a C-shaped plastic (7), a slider (8), a spring (9) and a top plate (10), wherein the interior of the base (4) is threadedly connected to the column (5), the interior of the intermediate plate (6) is slidably connected to the C-shaped plastic (7), the side surface of the C-shaped plastic (7) is fixedly connected to the slider (8), the interior of the slider (8) is fixedly connected to the spring (9), and the upper end of the column (5) is snap-fitted to the top plate (10); The syringe connector (2) comprises a card plate (11), an O-type silicone seal ring (12) and a syringe (13); the top inner wall of the card plate (11) is fixedly connected to the O-type silicone seal ring (12), and the side surface of the O-type silicone seal ring (12) is rotatably connected to the syringe (13); A three-way hose (15) is fixedly connected to the rear surface of the air pump (3); an end of the three-way hose (15) away from the air pump (3) is fixedly connected to an air distributor (16); a free valve (17) is provided on the outer surface of the air distributor (16); and a double-head hose (18) is fixedly connected to the front surface of the air distributor (16).

2. A pump flow operation frame according to claim 1, characterized in that: The side surface of the slider (8) is slidably connected to the middle plate (6), and one end of the spring (9) away from the slider (8) is fixedly connected to the middle plate (6).

3. A pump flow operation frame according to claim 1, characterized in that: The side surface of the upright post (5) is provided with a card slot (14), and the card slots (14) are multiple and linearly distributed.

4. A pump flow operation frame according to claim 3, characterized in that: The outer surface of the C-shaped plastic (7) is engaged with the card slot (14), and the number of the C-shaped plastics (7) is four and they are distributed in a rectangular array.

5. A pump flow operation frame according to claim 1, characterized in that: The lower end of the O-type silicone seal ring (12) extends to the interior of the syringe (13), and the bottom inner wall of the clamping plate (11) contacts the syringe (13).

6. A pump flow operation frame according to claim 1, characterized in that: The side surface of the syringe (13) is slidably connected to the top plate (10), and the O-type silicone sealing ring (12) is in communication with the syringe (13).

7. A pump flow operation frame according to claim 1, characterized in that: One end of the double-ended hose (18) away from the gas path distributor (16) is fixedly connected to the clamping plate (11), and the double-ended hose (18) is in communication with the O-type silicone sealing ring (12).

8. A pump flow operation frame according to claim 1, characterized in that: The number of the syringe connectors (2), valves (17), and double-ended hoses (18) are all twelve and they correspond one to one.

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