Intermittent filtrate sampling device

Abstract

The utility model relates to the technical field of intermittent filtrate sampling, and discloses an intermittent filtrate sampling device which comprises a bottom plate, a peristaltic pump is fixedly mounted on the outer wall of the top of a supporting table, a filtering column is fixedly mounted in an iron support table, a rotating rod is rotationally connected into the bottom plate, a rotating gear is fixedly arranged on the outer wall of the rotating rod in a sleeving manner, and a filter screen is fixedly mounted on the rotating gear. A motor is fixedly installed on the outer wall of the bottom plate, a guide rod is fixedly installed at the output end of the motor, extension plates are fixedly installed on the outer walls of the multiple gear plates, and bolts are arranged in the extension plates in a penetrating mode. According to the intermittent filtrate sampling device, filtrate in a stock solution water tank is pumped out through a peristaltic pump and enters a filtering column through a hose to be filtered, a motor is started to drive a guide rod to rotate, the effect of driving a rotating rod to rotate is achieved, the rotating rod can drive a rotating test tube rack to rotate, and the rotating test tube rack can drive a test tube to rotate; therefore, the effect of automatic and accurate interval sampling is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of intermittent sampling of filtrate, in particular to an intermittent sampling device for filtrate. Background Technique

[0002] A sampler is a sampling device that can collect and preserve samples at the sampling point and can perform rapid sample analysis, avoiding contamination of the samples by other impurities during the sampling process and providing a reliable basis for sample detection;

[0003] The existing filtrate sampler cannot perform intermittent sampling automatically, which leads to the problem that rapid sampling cannot be achieved. Multiple filtration operations need to be repeated, wasting time and unable to guarantee the quality of the collected filtrate. Content of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides an intermittent sampling device for filtrate to solve the problems that the existing filtrate sampler cannot perform intermittent sampling automatically, wastes time and cannot guarantee the quality of the collected filtrate mentioned in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: An intermittent sampling device for filtrate, including a bottom plate, on the top outer wall of the bottom plate, a stock solution water tank and a filtrate water tank are fixedly installed, on the left outer wall of the bottom plate, a support platform is fixedly installed, on the top outer wall of the support platform, a peristaltic pump is fixedly installed, on the top outer wall of the bottom plate, an iron stand is fixedly installed, inside the iron stand, a filter column is fixedly installed, inside the filtrate water tank, a rotating test tube rack is rotatably connected, inside the bottom plate, a rotating rod is rotatably connected, on the outer wall of the rotating rod, a rotating gear is fixedly sleeved, on the outer wall of the bottom plate, a motor is fixedly installed, on the output end of the motor, a guide rod is fixedly installed, inside the rotating gear, a number of gear plates are movably fitted, on the outer walls of the number of gear plates, extension plates are fixedly installed, and through the number of extension plates, bolts are arranged.

[0006] Preferably, the outer wall of the rotating gear is movably fitted with the outer walls of the number of extension plates, and the outer walls of the number of bolts are threadedly connected with the inside of the rotating gear.

[0007] Preferably, on the side of the number of extension plates close to the bottom plate, two positioning rods are fixedly welded respectively, inside the rotating gear, a number of positioning holes are opened, and the outer walls of the number of positioning holes are respectively arranged corresponding to the outer walls of the number of positioning rods.

[0008] Preferably, the outer wall of the rotating gear is meshed with the outer wall of the rotating test tube rack, and a number of test tube holes are opened inside the rotating test tube rack.

[0009] Preferably, a first bevel gear is provided on the side of the guide rod away from the motor, and a second bevel gear is provided at the top of the rotating rod. The outer walls of the first bevel gear and the second bevel gear are meshed and connected.

[0010] Preferably, a hose is provided at the output end of the peristaltic pump, and the hose is movably connected to the iron stand.

[0011] Compared with the prior art, the beneficial effects of the present utility model are:

[0012] 1. For this filtrate intermittent sampling device, the filtrate in the raw liquid water tank is pumped out by the peristaltic pump, enters the filter column through the hose, and the filtrate is filtered. The motor is started to drive the guide rod to rotate, achieving the effect of driving the rotating rod to rotate. The rotating rod will drive the rotating test tube rack to rotate, and the rotating test tube rack will drive the test tubes to rotate, so as to realize the effect of automatic and precise intermittent sampling.

[0013] 2. For this filtrate intermittent sampling device, when it is necessary to change the number of teeth, turn the bolt, take out the bolt and insert it into the rotating gear, then take out the extension plate and the gear plate, and then achieve the effect of reducing the number of teeth. When it is necessary to increase the number of teeth, attach the extension plate to the rotating gear, then penetrate the bolt through the extension plate, and then tighten the bolt to achieve the purpose of precisely controlling the sampling interval and improving the efficiency of the drive system. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional schematic diagram of the structure of the present utility model;

[0015] Figure 2 is a side view schematic diagram of the structure of the present utility model;

[0016] Figure 3 is a three-dimensional schematic diagram of the rotating gear of the present utility model;

[0017] Figure 4 is an exploded three-dimensional structural schematic diagram of the rotating gear of the present utility model.

[0018] In the figure: 1, bottom plate; 2, raw liquid water tank; 3, filtrate water tank; 4, support platform; 5, peristaltic pump; 6, iron stand; 7, filter column; 8, rotating test tube rack; 9, rotating gear; 10, rotating rod; 11, motor; 12, guide rod; 13, gear plate; 14, extension plate; 15, bolt. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0020] Embodiment:

[0021] Please refer to Figures 1-4 ,

[0022] A filtrate intermittent sampling device, including a bottom plate 1, a stock solution water tank 2 and a filtrate water tank 3 are fixedly installed on the top outer wall of the bottom plate 1, a support platform 4 is fixedly installed on the left outer wall of the bottom plate 1, a peristaltic pump 5 is fixedly installed on the top outer wall of the support platform 4, an iron stand 6 is fixedly installed on the top outer wall of the bottom plate 1, a filter column 7 is fixedly installed inside the iron stand 6, a rotating test tube rack 8 is rotatably connected inside the filtrate water tank 3, a rotating rod 10 is rotatably connected inside the bottom plate 1, a rotating gear 9 is fixedly sleeved on the outer wall of the rotating rod 10, a motor 11 is fixedly installed on the outer wall of the bottom plate 1, a guide rod 12 is fixedly installed at the output end of the motor 11, a number of gear plates 13 are movably fitted inside the rotating gear 9, extension plates 14 are fixedly installed on the outer walls of the number of gear plates 13, and bolts 15 are respectively arranged through the inside of the number of extension plates 14;

[0023] Specifically, when it is necessary to sample the filtrate, the peristaltic pump 5 pumps out the filtrate inside the stock solution water tank 2, enters the inside of the filter column 7 through a hose, and then filters the filtrate. The motor 11 is turned on, and the motor 11 drives the guide rod 12 to rotate, achieving the effect of driving the rotating rod 10 to rotate. The rotating rod 10 will drive the rotating test tube rack 8 to rotate, and the rotating test tube rack 8 will drive the test tubes to rotate, so as to achieve the effect of automatic and accurate intermittent sampling;

[0024] The device can control the liquid flow rate through the peristaltic pump 5 to obtain a uniform filtering effect and obtain high-quality filtrate;

[0025] Below the filter column 7 is a rotatable rotating test tube rack 8, and the gears at the edge of the rotating test tube rack 8 can ensure the uniform rotation of the rotating test tube rack 8 to accurately collect the filtrate obtained at different intermittent times;

[0026] When it is necessary to change the number of teeth, twist the bolt 15, take out the bolt 15 from the rotating gear 9, then take out the extension plate 14 and the gear plate 13, and then achieve the effect of reducing the number of teeth. When it is necessary to increase the number of teeth, fit the extension plate 14 on the rotating gear 9, then penetrate the bolt 15 through the inside of the extension plate 14, and then tighten the bolt 15;

[0027] The rotating gear 9 is a transmission structure, and its number of teeth can be replaced. By changing the tooth ratio with the rotating test tube rack 8, the output torque of the control system and the rotation speed of the rotating test tube rack 8 are controlled, and the load stress borne by the motor 11 is reduced to a certain extent, achieving the purpose of accurately controlling the sampling interval and improving the efficiency of the drive system;

[0028] This intermittent sampler has the characteristics of simple structure and convenient application. The sampling process saves time, and the sampling interval accurately guarantees the sampling quality, providing a reliable basis for subsequent scientific detection.

[0029] In the embodiment: The outer wall of the rotating gear 9 is movably attached to the outer walls of several extension plates 14, and the outer walls of several bolts 15 are threadedly connected to the inside of the rotating gear 9;

[0030] Specifically, the rotating gear 9 is movably connected to the extension plate 14 to achieve the effect of a stable structure, and the bolt 15 is threadedly connected to the rotating gear 9 to achieve the effect of restricting the movement of the extension plate 14;

[0031] In the embodiment: Two positioning rods are fixedly welded to the side of each of several extension plates 14 close to the bottom plate 1. Several positioning holes are formed inside the rotating gear 9, and the outer walls of the several positioning holes are respectively arranged corresponding to the outer walls of the several positioning rods;

[0032] Specifically, several positioning rods are arranged at the bottom of the extension plate 14, and the positioning rods are respectively arranged corresponding to the positioning holes, which can achieve the effect of restricting the movement of the extension plate 14 and further achieve the effect of restricting the movement of the gear plate 13;

[0033] In the embodiment: The outer wall of the rotating gear 9 is meshed with the outer wall of the rotating test tube rack 8, and several test tube holes are formed inside the rotating test tube rack 8;

[0034] Specifically, the rotating gear 9 is meshed with the rotating test tube rack 8 to achieve the effect of driving the rotating test tube rack 8, and intermittent collection of filtrate can be realized;

[0035] In the embodiment: A first bevel gear is arranged on the side of the guide rod 12 away from the motor 11, and a second bevel gear is arranged at the top of the rotating rod 10. The outer walls of the first bevel gear and the second bevel gear are meshed;

[0036] Specifically, the first bevel gear arranged on the guide rod 12 is meshed with the second bevel gear on the rotating rod 10 to achieve the effect of rotating the rotating rod 10, and the rotating rod 10 will drive the rotating gear 9 to rotate, serving as the rotation of the driving part;

[0037] In the embodiment: A hose is arranged at the output end of the peristaltic pump 5, and the hose is movably connected to the iron stand 6;

[0038] Specifically, the output end of the peristaltic pump 5 is provided with a hose, which can be used to supply filter material to the filter column 7. The peristaltic pump 5 is a liquid delivery device, and the liquid drips into the filter column 7 through the hose of the peristaltic pump 5 for filtration;

[0039] In the embodiment: the motor 11 and the peristaltic pump 5 are existing structures, and the control circuit can be implemented by simple programming by technicians in this field. It belongs to the common knowledge in this field. It is only used without modification, so the control method and circuit connection are not described in detail.

[0040] Working principle: when it is necessary to sample the filtrate, the peristaltic pump 5 draws out the filtrate from the stock liquid tank 2, enters the filter column 7 through the hose, and then filters the filtrate. The motor 11 is turned on to drive the guide rod 12 to rotate, thereby driving the rotating rod 10 to rotate. The rotating rod 10 will drive the rotating test tube rack 8 to rotate, and the rotating test tube rack 8 will drive the test tube to rotate. Compared with the related art, the filtrate intermittent sampling device provided by the utility model has the following beneficial effects: to achieve the effect of automated and precise interval sampling.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A filtrate intermittent sampling device, comprising a bottom plate (1), characterized in that: On the top outer wall of the bottom plate (1), a stock solution water tank (2) and a filtrate water tank (3) are fixedly installed. On the left outer wall of the bottom plate (1), a support platform (4) is fixedly installed. On the top outer wall of the support platform (4), a peristaltic pump (5) is fixedly installed. On the top outer wall of the bottom plate (1), an iron stand (6) is fixedly installed. Inside the iron stand (6), a filter column (7) is fixedly installed. Inside the filtrate water tank (3), a rotating test tube rack (8) is rotatably connected. Inside the bottom plate (1), a rotating rod (10) is rotatably connected. An outer wall of the rotating rod (10) is fixedly sleeved with a rotating gear (9). On the outer wall of the bottom plate (1), a motor (11) is fixedly installed. An output end of the motor (11) is fixedly installed with a guide rod (12). Inside the rotating gear (9), a number of gear plates (13) are movably fitted. Outer walls of the number of gear plates (13) are all fixedly installed with extension plates (14). Inside each of the number of extension plates (14), a bolt (15) is disposed through.

2. The filtrate intermittent sampling device according to claim 1, characterized in that: An outer wall of the rotating gear (9) is movably fitted with outer walls of the number of extension plates (14). Outer walls of the number of bolts (15) are threadedly connected with the inside of the rotating gear (9).

3. The filtrate intermittent sampling device according to claim 1, wherein: On a side of each of the number of extension plates (14) close to the bottom plate (1), two positioning rods are fixedly welded. Inside the rotating gear (9), a number of positioning holes are formed, and the number of positioning holes are respectively arranged corresponding to outer walls of the number of positioning rods.

4. The filtrate intermittent sampling device according to claim 1, characterized in that: An outer wall of the rotating gear (9) is meshed with an outer wall of the rotating test tube rack (8). Inside the rotating test tube rack (8), a number of test tube holes are formed.

5. The filtrate intermittent sampling device according to claim 1, wherein: On a side of the guide rod (12) away from the motor (11), a first bevel gear is provided. On a top end of the rotating rod (10), a second bevel gear is provided. Outer walls of the first bevel gear and the second bevel gear are meshed.

6. The filtrate intermittent sampling device according to claim 1, wherein: An output end of the peristaltic pump (5) is provided with a hose, and the hose is movably connected to the iron stand (6).

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