Automatic sampler of atomic fluorescence spectrophotometer

Abstract

The utility model relates to the technical field of automatic sample injectors, in particular to an automatic sample injector of an atomic fluorescence spectrophotometer, which comprises a box body, a transverse plate is fixedly connected below the inner wall of the box body, a controller is fixedly connected below one side of the box body, a shell is fixedly connected at the top of the box body, and the transverse plate is fixedly connected with the shell. A material pipe is fixedly connected to the inner wall of one side of the top of the shell, the inner wall of the bottom of the material pipe is fixedly connected with a water inlet pipe of the conveying pump, and a valve is fixedly connected to the inner wall of the lower portion of one side of the material pipe. Through cooperation of a box body, a transverse plate and a fixing structure, when the device is used, a sample tube can be placed between two clamping plates, a lead screw is rotated, the lead screw drives a sliding block to move, the sliding block drives the clamping plate on one side to move, then the two clamping plates are made to be close to each other, a rubber block is attached to the sample tube, and then the sample tube is fixed; the sample bottles with different sizes can be conveniently fixed, so that the sample injection work can be conveniently carried out on the sample bottles with different sizes.

Description

TECHNICAL FIELD

[0001] The utility model relates to automatic sampler technical field, concretely is a kind of atomic fluorescence spectrophotometer automatic sampler. BACKGROUND

[0002] In the process of oil exploitation, processing, need to use atomic fluorescence spectrophotometer to detect, such as logging process determines whether a layer section contains oil or determines oil grade, when atomic fluorescence spectrophotometer is used, automatic sampler is needed to quantitatively send sample reagent into sample bottle or tube.

[0003] The existing atomic fluorescence spectrophotometer automatic sampler (application number: 202421725015.X) can make each sampling head sample multiple reagents as needed, improve sampling efficiency, and each sampling reagent is not connected, to avoid pollution. The above still exists. When the atomic fluorescence spectrophotometer is used, the automatic sampler is needed to send the sample into the sample bottle. The above device can send multiple samples by setting multiple pipelines. When the sample is sent, the sample bottle needs to be fixed. The hole size for fixing the sample bottle in the above device is fixed, which is not convenient for fixing sample bottles of different sizes, and thus is not convenient for sampling work of sample bottles of different sizes. When the sample is sent into the sample bottle, it is not convenient to stretch the sampling tube into the sample bottle for sending work. High-distance sample sending is easy to splash, which pollutes the surrounding environment. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art that it is inconvenient to fix sample bottles of different sizes, and thus is not convenient for sampling work of sample bottles of different sizes, and it is not convenient to stretch the sampling tube into the sample bottle for sending work. High-distance sample sending is easy to splash, which pollutes the surrounding environment. A kind of atomic fluorescence spectrophotometer automatic sampler is provided.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] Design a kind of atomic fluorescence spectrophotometer automatic sampler, including box, the inner wall lower portion of box is fixedly connected with horizontal plate, the lower portion of one side of box is fixedly connected with controller, the top of box is fixedly connected with shell, the top of one side inner wall of shell is fixedly connected with material pipe, the bottom inner wall of material pipe is fixedly connected with the inlet tube of delivery pump, the lower portion of one side inner wall of material pipe is fixedly connected with valve, the outer wall one side of valve is fixedly connected with the inner wall of one end of shell, the outlet tube of delivery pump is fixedly connected with hose, the outer wall upper portion of hose is gap matched with the top of one side inner wall of box, the one side of horizontal plate is equipped with fixed structure.

[0007] Preferably, the fixing structure comprises a sliding block, the outer wall of the sliding block is matched with the side slot of the horizontal plate, the top of the sliding block and the side of the top of the horizontal plate are fixedly connected with clamps, one end of the clamp is fixedly connected with a rubber block, the side of the sliding block is rotatably connected with a lead screw through a bearing, the outer wall of the lead screw is fixedly connected with a vertical block, and the top of the vertical block is fixedly connected with the side of the bottom of the horizontal plate.

[0008] Preferably, the side of the top of the box is rotatably connected with a threaded rod through a bearing, one end of the threaded rod is fixedly connected with the output end of the motor, and one end of the motor is fixedly connected with the side of the top of the box.

[0009] Preferably, the outer wall of the threaded rod is fixedly connected with a block, the upper inner wall of the block is matched with a sliding rod, and one end of the sliding rod is fixedly connected with the side of the upper inner wall of the box.

[0010] Preferably, the side of the bottom of the block is fixedly connected with an electric push rod, and the telescopic rod of the electric push rod is fixedly connected with a sample inlet tube.

[0011] Preferably, one end of the sample inlet tube is fixedly connected with the bottom of the hose.

[0012] The automatic sample injector of the atomic fluorescence spectrophotometer has the beneficial effects that: through the cooperation of the box, the horizontal plate and the fixing structure, when the device is used, the sample tube can be placed between the two clamps, the lead screw is rotated, the sliding block is driven to move, the clamp on one side is driven to move, the two clamps are close to each other, the rubber block is attached to the sample tube, and the sample tube is fixed, so that the sample bottles of different sizes are fixed, and the sample bottles of different sizes are conveniently sampled.

[0013] Through the cooperation of the box, the block, the sliding rod, the electric push rod, the threaded rod, the motor and the sample inlet tube, when the device is used, the threaded rod is driven to rotate by the motor, the block is driven to move left and right by the threaded rod, the sample inlet tube is driven to move left and right, the sample inlet tube is driven to move downward by the electric push rod, the sample inlet tube is inserted into the sample bottle, and the sample inlet tube is conveniently inserted into the sample bottle for feeding work, so that the sample is prevented from splashing when being fed at a high distance, and the surrounding is prevented from being polluted. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structural schematic view of the utility model;

[0015] Fig. 2 It is a box, a shell and a horizontal plate structural schematic view of the utility model;

[0016] Fig. 3 It is a box, a shell and a material pipe structural schematic view of the utility model;

[0017] Fig. 4 It is the vertical block, screw rod and sliding block structure schematic view of the utility model;

[0018] Fig. 5 It is the hose, sample inlet pipe and electric push rod structure schematic view of the utility model;

[0019] Fig. 6 It is the box, threaded rod and motor structure schematic view of the utility model.

[0020] In the drawing: 1, box, 2, fixed structure, 2a1, vertical block, 2a2, screw rod, 2a3, sliding block, 2a4, clamping plate, 2a5, rubber block, 2b1, rubber pad, 3, shell, 4, material pipe, 5, valve, 6, delivery pump, 7, hose, 8, sample inlet pipe, 9, electric push rod, 10, block, 11, sliding rod, 12, threaded rod, 13, motor, 14, controller, 15, cross plate. DETAILED DESCRIPTION

[0021] The utility model will be further described below in conjunction with the drawings:

[0022] Example 1:

[0023] Refer to the drawings Figs. 1-6 In this embodiment, an atomic fluorescence spectrophotometer automatic sampler includes a box 1, the inner wall below of box 1 is fixedly connected with cross plate 15, the front end face of box 1 is installed with a sliding door, the lower side of the one side of box 1 is fixedly connected with controller 14, the top of box 1 is fixedly connected with shell 3, the top one side inner wall of shell 3 is fixedly connected with material pipe 4, the bottom inner wall of material pipe 4 is fixedly connected with the inlet pipe of delivery pump 6, the lower inner wall of one side of material pipe 4 is fixedly connected with valve 5, and the outer wall one side of valve 5 is fixedly connected with the inner wall of one end of shell 3.

[0024] The setting of valve 5 facilitates the discharge of the washed water when cleaning material pipe 4, the outlet pipe of delivery pump 6 is fixedly connected with hose 7, the model of delivery pump 6 is determined according to actual use, the upper outer wall of hose 7 is in clearance fit with the top one side inner wall of box 1, the upper inner wall of one side of box 1 is rotatably connected with threaded rod 12 through bearing, one end of threaded rod 12 is fixedly connected with the output end of motor 13, one end of motor 13 is fixedly connected with the upper side of one side of box 1, the model of motor 13 is determined according to actual use, and the outer wall of threaded rod 12 is screw-connected with block 10.

[0025] The upper inner wall gap of the block 10 is matched with a sliding rod 11, which plays a limiting role when the block 10 is forced to move left and right, one end of the sliding rod 11 is fixedly connected with the inner wall of the box body 1 on one side, the bottom of the block 10 is fixedly connected with an electric push rod 9, the telescopic rod of the electric push rod 9 is fixedly connected with a sample inlet tube 8, the model of the electric push rod 9 is determined according to the actual use, one end of the sample inlet tube 8 is fixedly connected with the bottom of the hose 7, one side of the horizontal plate 15 is provided with a fixing structure 2, which is convenient for fixing sample bottles of different sizes, thereby facilitating the sample inlet work of sample bottles of different sizes.

[0026] The fixing structure 2 comprises a sliding block 2a3, the outer wall of the sliding block 2a3 is matched with the through slot of one side of the horizontal plate 15, the through slot of one side of the horizontal plate 15 plays a limiting role when the sliding block 2a3 is forced to move left and right, the top of the sliding block 2a3 and the top of one side of the horizontal plate 15 are both fixedly connected with a clamping plate 2a4, one end of the clamping plate 2a4 is fixedly connected with a rubber block 2a5, the rubber block 2a5 is arc-shaped, one side of the sliding block 2a3 is rotatably connected with a lead screw 2a2 through a bearing, the outer wall of the lead screw 2a2 is threadedly connected with a vertical block 2a1, the top of the vertical block 2a1 is fixedly connected with the bottom of one side of the horizontal plate 15, which is convenient for fixing sample bottles of different sizes, thereby facilitating the sample inlet work of sample bottles of different sizes.

[0027] Working principle:

[0028] When the sample used for atomic fluorescence spectrophotometer detection is sent in:

[0029] Place the sample tube between the two clamping plates 2a4, rotate the lead screw 2a2, the lead screw 2a2 drives the sliding block 2a3 to move, the sliding block 2a3 drives the clamping plate 2a4 on one side to move, thereby making the two clamping plates 2a4 close, the rubber block 2a5 is in contact with the sample tube, thereby realizing the fixation of the sample tube, the controller 14 sends a signal, thereby making the motor 13 start working, the motor 13 drives the threaded rod 12 to rotate, the threaded rod 12 drives the block 10 to move left and right, thereby moving the sample inlet tube 8 on one side to the top of the sample bottle, the electric push rod 9 starts working, the electric push rod 9 drives the sample inlet tube 8 to insert into the sample bottle, the delivery pump 6 on one side starts working, the sample is extracted, thereby sending the sample into the sample bottle, the sample inlet tube 8 is retracted, the sample inlet tube 8 on the other side is moved to the upper side of the sample bottle, the above process is repeated, thereby realizing the sending of multiple samples, the motor 13 drives the threaded rod 12 to continue working, thereby realizing the sample inlet work of multiple groups of samples, after the sample is sent in, the sample bottle is taken off, the sample is detected by using the atomic fluorescence spectrophotometer, thereby realizing the automatic sample inlet work in the atomic fluorescence spectrophotometer detection process.

[0030] Example 2:

[0031] Refer to the attached Figs. 1-6In the embodiment, the atom fluorescence spectrophotometer automatic sampler, wherein the fixing structure 2 further comprises a rubber pad 2b1, and the top of the rubber pad 2b1 is fixedly connected with the bottom of the box body 1.

[0032] Working principle:

[0033] The box body 1 is placed on a platform, and the rubber pad 2b1 is arranged, so that the friction force is increased, and the stability of the device is improved.

[0034] Although the utility model has been illustrated and described by referring to the preferred embodiments, it should be understood by those skilled in the art that various changes in form and details can be made within the scope of the claims.

Claims

1. An atomic fluorescence spectrophotometer automatic sample injector, comprising a housing (1), characterized in that: A transverse plate (15) is fixedly connected to the lower inner wall of the box body (1), a controller (14) is fixedly connected to the lower side of one side of the box body (1), a housing (3) is fixedly connected to the top of the box body (1), a material pipe (4) is fixedly connected to the inner wall of the top side of the housing (3), the bottom inner wall of the material pipe (4) is fixedly connected to the water inlet pipe of the delivery pump (6), a valve (5) is fixedly connected to the inner wall of the lower side of one side of the material pipe (4), one side of the outer wall of the valve (5) is fixedly connected to the inner wall of one end of the housing (3), a hose (7) is fixedly connected to the water outlet pipe of the delivery pump (6), the upper outer wall of the hose (7) is clearance-matched with the inner wall of the top side of the box body (1), and a fixed structure (2) is provided on one side of the transverse plate (15).

2. The automatic sample injector for atomic fluorescence spectrophotometer according to claim 1, characterized in that: The fixed structure (2) includes a slider (2a3), the outer wall of the slider (2a3) is gap-matched with a through groove on one side of the horizontal plate (15), the top of the slider (2a3) and one side of the top of the horizontal plate (15) are fixedly connected with a clamping plate (2a4), one end of the clamping plate (2a4) is fixedly connected with a rubber block (2a5), the lower side of one side of the slider (2a3) is rotatably connected to a screw rod (2a2) through a bearing, one side of the outer wall of the screw rod (2a2) is threadedly connected to a vertical block (2a1), and the top of the vertical block (2a1) is fixedly connected to one side of the bottom of the horizontal plate (15).

3. The automatic sample injector for atomic fluorescence spectrophotometer according to claim 1, characterized in that: A threaded rod (12) is rotatably connected to the inner wall above one side of the box body (1) via a bearing, one end of the threaded rod (12) is fixedly connected to the output end of the motor (13), and one end of the motor (13) is fixedly connected to the upper side of the box body (1).

4. The automatic sample injector for atomic fluorescence spectrophotometer according to claim 3, characterized in that: The outer wall of the threaded rod (12) is threadedly connected to the block (10), and the upper inner wall of the block (10) is gap-fitted with a sliding rod (11), and one end of the sliding rod (11) is fixedly connected to the upper side of the inner wall of the box (1).

5. The automatic sample injector for atomic fluorescence spectrophotometer according to claim 4, characterized in that: One side of the bottom of the block (10) is fixedly connected to an electric push rod (9), and the telescopic rod of the electric push rod (9) is fixedly connected to a sample injection tube (8).

6. The automatic sample injector for atomic fluorescence spectrophotometer according to claim 5, characterized in that: One end of the sample injection tube (8) is fixedly connected to the bottom of the hose (7).

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