CN218994847U - Chemistry detects sampling device - Google Patents

Abstract

The utility model relates to the technical field of sampling devices, in particular to a sampling device for chemical detection. The existing sampling devices are large in size and inconvenient to carry. At the same time, the filter screens in some sampling devices are fixedly installed, so they are not used during some sampling operations. Need to use the filter screen, resulting in the disadvantage of not being able to adjust the use of the filter screen according to the needs of the work, the following scheme is proposed, which includes a housing, a liquid storage tank is opened in the housing, and a scale line is provided on the housing. The top of the housing is equipped with a hand-held mechanism and a first hydraulic cylinder, and the first hydraulic cylinder is fixedly connected with a piston assembly, and the bottom of the housing is fixedly connected with a pumping tube. The method of negative pressure realizes the sampling work of water, which is simple and quick; at the same time, the scale line can be observed to judge the water intake; the filter can be used or removed according to the work needs, and the practicability is high.

Description

A chemical detection sampling device

technical field

The utility model relates to the technical field of sampling devices, in particular to a chemical detection sampling device.

Background technique

Wastewater is discharged during the chemical production process. In order to protect the environment, it is necessary to sample the waste water through a sampler and carry out analysis and detection of the waste water.

However, the existing sampling devices are large in size and inconvenient to carry, and the filter screens in some sampling devices are fixedly installed, and do not need to use the filter screens during some sampling work, resulting in the use of the filter screens being unable to be adjusted according to work needs.

Utility model content

The purpose of this utility model is to solve the problems in the prior art that the size is large and inconvenient to carry. At the same time, the filter screens in some sampling devices are fixed installations. In some sampling work, the filter screens do not need to be used, resulting in the inability to meet the needs of the work. Regulating the disadvantages of the use of filter screens, while a chemical detection sampling device is proposed.

In order to achieve the above object, the utility model adopts the following technical solutions:

A chemical detection and sampling device, comprising a housing, a liquid storage bin is opened in the housing, and a scale line is provided on the housing, a hand-held mechanism and a first hydraulic cylinder are provided on the top of the housing, and the first hydraulic cylinder A piston assembly is fixedly connected to the top, and a suction pipe is fixedly connected to the bottom of the casing, and the suction pipe is matched with a filter screen moving mechanism, and the filter screen moving mechanism is fixedly installed on the bottom of the casing.

Preferably, the handheld mechanism includes two cylinders fixedly connected to the top of the housing, and the tops of the two cylinders are fixedly connected to the same gripping rod, and the gripping rod is covered with a cushion.

Preferably, the piston assembly includes a first push rod fixedly connected to the first hydraulic cylinder, and the first push rod is fixedly connected to a piston, the piston is slidably installed in the liquid storage chamber, and the first push rod The fixing sleeve is provided with a sealing ring.

Preferably, the filter screen moving mechanism includes a mounting seat fixedly installed at the bottom of the housing, and a sliding groove is opened in the mounting seat, a second hydraulic cylinder is fixedly connected to one side of the mounting seat, and the second hydraulic cylinder is fixed A second push rod is connected, a sliding block is fixedly connected to the second push rod, and a mounting plate is fixedly connected to the bottom of the sliding block, a frame is fixedly installed on the right side of the mounting plate, and a filter screen is fixedly connected to the frame, The frame cooperates with the drawer.

Preferably, a one-way valve is fixedly installed on the suction pipe.

In the utility model, the beneficial effect of the chemical detection sampling device;

Due to the housing, liquid storage chamber, scale line, hand-held mechanism and piston assembly, the volume is small and easy to carry. By moving the piston to generate negative pressure, the water sampling work is simple and fast, and the scale can be observed at the same time. Line to judge water intake.

Due to the setting of the filter screen moving mechanism, the filter screen can be used or removed according to the work needs, and the practicability is high.

The utility model is small in size and easy to carry. The method of negative pressure generated by moving the piston realizes the sampling work of water, which is simple and fast; at the same time, the scale line can be observed to judge the water intake; it can be used or removed according to the needs of the work. Filter screen, high practicability.

Description of drawings

Fig. 1 is the front structural schematic diagram of a kind of chemical detection sampling device that the utility model proposes;

Fig. 2 is a front view structure diagram of a filter screen moving mechanism of a chemical detection sampling device proposed by the utility model;

Fig. 3 is a schematic diagram of the enlarged structure of part A in Fig. 1 of a kind of chemical detection sampling device proposed by the utility model;

Fig. 4 is a three-dimensional structural schematic diagram of a mounting seat of a chemical detection sampling device proposed by the utility model;

In the figure: 1. Shell; 2. Liquid storage bin; 3. Cylinder; 4. Grip rod; 5. Cushion; 6. First hydraulic cylinder; 7. First push rod; 8. Seal ring; , piston; 10, scale line; 11, suction pipe; 12, one-way valve; 13, mounting seat; 14, sliding groove; 15, second hydraulic cylinder; 16, second push rod; 17, sliding block; 18, Mounting plate; 19, frame; 20, filter screen.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Embodiment one

Referring to Figures 1-4, a chemical detection sampling device includes a housing 1, a liquid storage bin 2 is opened in the housing 1, a scale line 10 is provided on the housing 1, a hand-held mechanism and a The first hydraulic cylinder 6, and the piston assembly is fixedly connected to the first hydraulic cylinder 6, the suction pipe 11 is fixedly connected to the bottom of the casing 1, and the suction pipe 11 is equipped with a filter screen moving mechanism, and the filter screen moving mechanism is fixedly installed on the casing 1 bottom.

In the utility model, the hand-held mechanism includes two cylinders 3 fixedly connected to the top of the housing 1, and the tops of the two cylinders 3 are fixedly connected to the same gripping rod 4, and the gripping rod 4 is covered with a cushion 5 .

In the utility model, the piston assembly includes a first push rod 7 fixedly connected to the first hydraulic cylinder 6, and the first push rod 7 is fixedly connected with a piston 9, and the piston 9 is slidably installed in the liquid storage chamber 2. The fixed sleeve on the rod 7 is provided with a sealing ring 8 .

In the utility model, the filter screen moving mechanism includes a mounting seat 13 fixedly installed at the bottom of the housing 1, and a sliding groove 14 is opened in the mounting seat 13, and a second hydraulic cylinder 15 is fixedly connected to one side of the mounting seat 13, and the second The hydraulic cylinder 15 is fixedly connected with a second push rod 16, the second push rod 16 is fixedly connected with a sliding block 17, and the bottom of the sliding block 17 is fixedly connected with a mounting plate 18, and the right side of the mounting plate 18 is fixedly equipped with a frame 19, and A filter screen 20 is fixedly connected in the frame 19, and the frame 19 matches with the suction pipe 11.

In the utility model, a one-way valve 12 is fixedly installed on the suction pipe 11 .

In the utility model, when in use, the sampling personnel first hold the grip rod 5, and then move the housing 1 into the water, so that the suction pipe 11 is located in the water, at this time, the first hydraulic cylinder 6 can be opened, and the first hydraulic cylinder 6 drives the first push rod 7 to move upward, and the first push rod 7 drives the piston 9 to move upward, so that the liquid storage chamber 2 is filled with negative pressure, and the negative pressure will cause water to enter the liquid storage chamber 2 through the suction pipe 11, and the single Direction valve 12 prevents the water in the liquid storage tank 2 from flowing out. At the same time, the scale line 10 can be observed to judge the sampling volume. During sampling work, there will be a large number of impurity particles in some sampled water, and the second hydraulic pressure can be activated at this time. Cylinder 15, the second hydraulic cylinder 15 drives the second push rod 16 to move, and the second push rod 16 drives the sliding block 17 and the mounting plate 18 to move, so that the frame 19 moves, and when the frame 19 moves to the moving position, the filter screen 20 Cover the outlet of the suction pipe 11, so that when sampling again, the impurities in the water can be filtered, which is practical and convenient. If you need to take out the sampling water, first close the one-way valve 12, and at the same time start the first hydraulic cylinder 6 to drive the first pusher. The rod 7 moves downward, so that the piston 9 moves to the bottom of the liquid storage bin 2, and the water inside the liquid storage bin 2 is squeezed out.

Embodiment two

The difference between this embodiment and Embodiment 1 is that a waterproof rubber ring is fixedly installed on the outside of the second hydraulic cylinder 15 to prevent water from entering the second hydraulic cylinder 15 and causing damage.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (5)

1. The utility model provides a chemistry detects sampling device, includes casing (1), its characterized in that, stock solution storehouse (2) have been seted up in casing (1), and be equipped with scale mark (10) on casing (1), casing (1) top is equipped with handheld mechanism and first pneumatic cylinder (6), and fixedly connected with piston assembly on first pneumatic cylinder (6), casing (1) bottom fixedly connected with takes out pipe (11), and takes out pipe (11) cooperation and have filter screen moving mechanism, filter screen moving mechanism fixed mounting is in casing (1) bottom.

2. The chemical detection sampling device according to claim 1, wherein the handheld mechanism comprises two columns (3) fixedly connected to the top of the shell (1), the tops of the two columns (3) are fixedly connected with the same holding rod (4), and a soft cushion (5) is sleeved on the holding rod (4).

3. A chemical detection sampling device according to claim 1, characterized in that the piston assembly comprises a first push rod (7) fixedly connected to the first hydraulic cylinder (6), the first push rod (7) is fixedly connected with a piston (9), the piston (9) is slidably mounted in the liquid storage bin (2), and a sealing ring (8) is fixedly sleeved on the first push rod (7).

4. The chemical detection sampling device according to claim 1, wherein the filter screen moving mechanism comprises a mounting seat (13) fixedly mounted at the bottom of the shell (1), a sliding groove (14) is formed in the mounting seat (13), a second hydraulic cylinder (15) is fixedly connected to one side of the mounting seat (13), a second push rod (16) is fixedly connected to the second hydraulic cylinder (15), a sliding block (17) is fixedly connected to the second push rod (16), a mounting plate (18) is fixedly connected to the bottom of the sliding block (17), a frame (19) is fixedly mounted on the right side of the mounting plate (18), a filter screen (20) is fixedly connected to the frame (19), and the frame (19) is matched with the suction pipe (11).

5. A chemical detection sampling device according to claim 1, characterized in that the suction pipe (11) is fixedly provided with a one-way valve (12).

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