CN116773737A

CN116773737A - Improved total organic carbon analysis instrument

Info

Publication number: CN116773737A
Application number: CN202210422870.2A
Authority: CN
Inventors: 梁国德
Original assignee: Guangdong Deli Technology Development Co ltd
Current assignee: Guangdong Deli Technology Development Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2023-09-19

Abstract

The invention discloses an improved total organic carbon analysis instrument, which belongs to the technical field of total organic carbon analysis instruments and comprises an instrument main body, wherein a detection box is arranged at the right end of the instrument main body, a test tube storage device is movably connected to the upper end of the instrument main body, samples to be tested can be temporarily stored through the test tube storage device, an extraction device is fixedly connected to the upper end of the instrument main body, and a sampling tube is movably connected to the left side of the extraction device at the upper end of the instrument main body. According to the invention, the driving motor and the motor are started to enable the sliding block to drive the fixed rod to move back and forth in the sliding window, so that the extraction rod can be driven to extract and collect the sample liquid, the device can automatically complete the operation of extracting the sample liquid during experiments, the experimental efficiency is improved, and the labor intensity of staff is reduced.

Description

Improved total organic carbon analysis instrument

Technical Field

The invention relates to the technical field of total organic carbon analysis instruments, in particular to an improved total organic carbon analysis instrument.

Background

Total organic carbon analyzer refers to an instrument for measuring Total Organic Carbon (TOC) in a solution. The principle of the measurement is that organic carbon in the solution is converted into carbon dioxide through oxidization, and the carbon dioxide content is measured by a detector after eliminating interfering substances. And quantitatively determining the total organic carbon in the solution by utilizing the corresponding relation of the carbon content between the carbon dioxide and the total organic carbon.

However, when the traditional total organic carbon analyzer is used, the sample liquid needs to be manually extracted and collected, and the labor intensity of workers can be greatly increased due to the fact that a plurality of sample liquids need to be extracted during experiments.

The chinese patent discloses a total organic carbon analysis appearance (grant bulletin number CN 215339732U) with self-cleaning device, this patent skill is through sampling subassembly and lifting unit's structural design, operating personnel can deposit through the sampling of control switch control lifting unit's quick difference when using, and when drawing different solutions after the sampling is accomplished each time, can all clear up the sampling stick through the washing sponge and the washing tank that set up, guarantee its sampling and later stage experimental test's accuracy, further accelerated operating personnel and used total organic carbon analysis appearance's efficiency, and the measuring effect is more accurate, however, this patent is when clearing up the sampling stick, need sampling subassembly and lifting unit mutually support, and this kind of mode uses more extravagant time.

Disclosure of Invention

The invention aims to provide an improved total organic carbon analysis instrument for solving the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides an improved generation total organic carbon analytical instrument, includes the instrument main part, the detection box is installed to the right-hand member of instrument main part, the upper end swing joint of instrument main part has test tube strorage device, can treat the sample of experiment through test tube strorage device and keep in, the upper end fixedly connected with extraction element of instrument main part, the upper end of instrument main part is located extraction element and is connected with the collection pipe, can draw the sample liquid and send the sample liquid of extraction to the collection intraductal through extraction element from the sample in the test tube strorage device automatically.

Preferably, the test tube storage device comprises a lower fixed disc and an upper fixed disc, a plurality of fixed ports are formed in the upper ends of the lower fixed disc and the upper fixed disc, a plurality of limiting cylinders are formed in the bottom end of the lower fixed disc, and a first limiting plate and a second limiting plate are movably connected in the limiting cylinders.

Preferably, two connecting windows are formed in the outer wall of the limiting cylinder, the tail ends of the first limiting plate and the second limiting plate penetrate through the limiting cylinder through the connecting windows respectively, an elastic piece is fixedly connected between the first limiting plate and the second limiting plate, traction ropes are fixedly connected to the tail ends of the first limiting plate and the second limiting plate, a winding disc is rotationally connected to the middle of the lower fixing disc, the traction ropes are connected with the winding disc through the connecting ropes, a rotating rod is fixedly connected to the upper end of the winding disc, and the upper end of the rotating rod penetrates through the upper fixing disc.

Preferably, the inside of the lower fixed disc is also rotationally connected with a plurality of fixed pulleys and fixed rods, and the fixed pulleys and the fixed rods respectively correspond to the connecting windows.

Preferably, a plurality of fixed blocks are fixedly connected around the winding disc in the lower fixing disc, the connecting rope is wound on the winding disc, one end of the connecting rope, which is far away from the winding disc, is movably connected with the fixed blocks, the traction rope on the second limiting plate is erected on the fixed pulley, the tail end of the traction rope on the second limiting plate is fixedly connected with the connecting rope, the traction rope on the first limiting plate is erected on the fixed rod, and the tail end of the traction rope on the first limiting plate is also fixedly connected with the connecting rope.

Preferably, the extraction element includes the fixed shell, the inside rotation of fixed shell is connected with the lead screw, threaded connection has the slider on the lead screw, fixedly connected with dead lever on the outer wall of slider, the dead lever is strong magnet stick, sliding window has been seted up on the shell wall of fixed shell, sliding window includes horizontal passageway, first vertical passageway and the vertical passageway of second, the upper end cover of fixed shell is equipped with the cover shell, the cover shell passes through dead lever and slider fixed connection.

Preferably, the front end fixedly connected with connecting rod of cover shell, fixedly connected with cleaning tube on the connecting rod, the cleaning tube interpolation is equipped with draws the stick, it has offered a plurality of sampling grooves on the outer wall of stick to draw, the lower extreme of drawing the stick still fixedly connected with blocking head.

Preferably, the outer wall of the extraction rod is fixedly connected with a first connecting support rod, the tail end of the first connecting support rod is fixedly connected with a second connecting support rod, the second connecting support rod is made of iron materials, the second connecting support rod has a telescopic function, and the lower end of the first connecting support rod is fixedly connected with a reset spring.

Compared with the prior art, the invention has the beneficial effects that:

1. when the sampling tube is used, the sampling tube with the sample is placed in the fixed port, then the rotating rod is rotated, the rolling disc is driven to rotate when the rotating rod rotates, the traction rope is pulled through the connecting rope when the rolling disc rotates, and the first limiting plate and the second limiting plate are driven to move towards one end which is close to each other when the traction rope is pulled, so that the sampling tube is clamped to be placed on the sampling tube more stably, and the sampling tube is prevented from being overturned when the extraction device resamples.

2. According to the invention, the driving motor and the motor are started to enable the sliding block to drive the fixed rod to move back and forth in the sliding window, so that the extraction rod can be driven to extract and collect the sample liquid, the device can automatically complete the operation of extracting the sample liquid during experiments, the experimental efficiency is improved, and the labor intensity of staff is reduced.

3. When the device is used, the motor is controlled to rotate slowly to drive the sliding block to move upwards after sample liquid falls into the sample collecting tube, the fixed rod is adsorbed to the second connecting support rod when moving to the bottom end of the second vertical channel, the sliding block drives the second connecting support rod to move upwards together when moving upwards, the second connecting support rod is converted from a compressed state to a released state when moving upwards along with the sliding block, at the moment, the second connecting support rod drives the extraction rod to move upwards through the first connecting support rod, the residual sample liquid on the surface of the cleaning cotton in the cleaning tube is removed in the process of moving upwards of the extraction rod, the second connecting support rod is blocked by the fixed shell when the fixed rod contacts the top end of the second vertical channel to rotate towards the direction of the first vertical channel, and therefore the fixed rod is separated from the second connecting support rod, and the extraction rod is reset under the action of the reset spring when the fixed rod is separated from the second connecting support rod.

Drawings

Fig. 1 is a schematic structural diagram of an improved total organic carbon analyzer.

Fig. 2 is a block diagram of an extraction device and a test tube storage device in an improved total organic carbon analyzer.

Fig. 3 is a split view of a tube storage device in an improved total organic carbon analyzer.

Fig. 4 is an internal structural view of a lower fixing plate in the improved total organic carbon analyzer.

Fig. 5 is an enlarged schematic view of the structure of fig. 4 a of an improved total organic carbon analyzer.

Fig. 6 is a structural view of an extraction device in an improved total organic carbon analyzer.

Fig. 7 is a split view of an extraction device in an improved total organic carbon analyzer.

Fig. 8 is an enlarged schematic view of the structure of fig. 7B in an improved total organic carbon analyzer.

Fig. 9 is a structural view of an extraction rod in an improved total organic carbon analyzer.

In the figure: 1. an instrument body; 2. a detection box; 3. a test tube storage device; 4. an extraction device; 5. a sample collecting tube; 300. a lower fixing plate; 301. an upper fixing plate; 302. a fixed port; 303. a sampling tube; 304. a rotating lever; 305. a fixed sleeve; 306. a limiting cylinder; 307. a connection window; 308. a first limiting plate; 309. an elastic member; 310. a second limiting plate; 311. a fixed pulley; 312. a traction rope; 313. a fixing rod; 314. a reel; 315. a fixed block; 316. a connecting rope; 400. a fixed case; 401. a motor; 402. a screw rod; 403. a slide block; 404. a fixed rod; 405. a transverse channel; 406. a first vertical channel; 407. a second vertical channel; 408. a transition channel; 409. a casing; 410. a connecting rod; 411. cleaning the tube; 412. extracting a rod; 413. a first connecting strut; 414. a second connecting strut; 415. a positioning head; 416. a return spring; 417. a sampling groove; 418. the blocking head.

Detailed Description

Embodiment one:

referring to fig. 1, in an embodiment of the present invention, an improved total organic carbon analysis apparatus includes an apparatus main body 1, a display screen and a plurality of control buttons are disposed at a front end of the apparatus main body 1, the apparatus main body 1 can be operated by the control buttons, a detection box 2 is mounted at a right end of the apparatus main body 1, a sample can be detected by the detection box 2, a test tube storage device 3 is movably connected to an upper end of the apparatus main body 1, a sample to be tested can be temporarily stored by the test tube storage device 3, an extraction device 4 is fixedly connected to an upper end of the apparatus main body 1, the extraction device 4 is disposed at a rear side of the test tube storage device 3, a sample tube 5 is connected to an upper end of the apparatus main body 1, and the sample liquid can be automatically extracted from the sample in the test tube storage device 3 by the extraction device 4 and sent to the sample tube 5, so that the analysis apparatus can autonomously complete the operation of liquid sampling during the experiment.

Embodiment two:

referring to fig. 2, 3, 4 and 5, in combination with the foundation of embodiment 1, the test tube storage device 3 includes a lower fixing plate 300 and an upper fixing plate 301, a driving motor is installed in the apparatus main body 1, the lower fixing plate 300 is connected with the driving motor, the lower fixing plate 300 and the upper fixing plate 301 are fixedly connected through a fixing sleeve 305, a plurality of fixing openings 302 are formed at the upper ends of the lower fixing plate 300 and the upper fixing plate 301, the fixing openings 302 on the lower fixing plate 300 correspond to the fixing openings 302 on the upper fixing plate 301, a sampling tube 303 can be placed between the lower fixing plate 300 and the upper fixing plate 301 through the plurality of fixing openings 302, a plurality of limiting cylinders 306 are formed at the inner bottom end of the lower fixing plate 300, the limiting cylinders 306 correspond to the fixing openings 302, a first limiting plate 308 and a second limiting plate 310 are movably connected in the limiting cylinders 306, two connecting windows 307 are formed on the outer walls of the limiting cylinders 306, the two connecting windows 307 are positioned on the two mutually opposite end surfaces of the limiting cylinder 306, the tail ends of the first limiting plate 308 and the second limiting plate 310 respectively penetrate through the limiting cylinder 306 through the connecting windows 307, an elastic piece 309 is fixedly connected between the first limiting plate 308 and the second limiting plate 310, the elastic piece 309 is positioned in the connecting windows 307, the tail ends of the first limiting plate 308 and the second limiting plate 310 are fixedly connected with a hauling rope 312, a plurality of fixed pulleys 311 and fixed bars 313 are also rotationally connected in the lower fixed disc 300, the fixed pulleys 311 and the fixed bars 313 respectively correspond to the connecting windows 307, a winding disc 314 is rotationally connected in the middle of the lower fixed disc 300, the hauling rope 312 is connected with the winding disc 314 through a connecting rope 316, a plurality of fixed blocks 315 are fixedly connected around the winding disc 314 in the lower fixed disc 300, the fixed blocks 315 respectively correspond to the limiting cylinder 306, the connecting rope 316 is wound on the winding disc 314, one end of the connecting rope 316 away from the winding disc 314 is movably connected with the fixed block 315, the traction rope 312 on the second limiting plate 310 is erected on the fixed pulley 311, the tail end of the traction rope 312 on the second limiting plate 310 is fixedly connected with the connecting rope 316, the traction rope 312 on the first limiting plate 308 is erected on the fixed rod 313, the tail end of the traction rope 312 on the first limiting plate 308 is also fixedly connected with the connecting rope 316, the upper end of the winding disc 314 is fixedly connected with the rotating rod 304, the rotating rod 304 is positioned in the fixed sleeve 305, the upper end of the rotating rod 304 penetrates through the upper fixed disc 301, and the rotating rod 304 is in damping rotation connection with the upper fixed disc 301.

Embodiment III:

referring to fig. 6, 7, 8 and 9, in combination with the foundation of embodiment 1, the extracting device 4 includes a fixing case 400, a screw rod 402 is rotatably connected inside the fixing case 400, a motor 401 is installed in the instrument main body 1, an output shaft of the motor 401 is connected with the screw rod 402, a sliding block 403 is connected on the screw rod 402 in a threaded manner, a fixing rod 404 is fixedly connected on an outer wall of the sliding block 403, the fixing rod 404 is a strong magnet rod, a sliding window is formed on a shell wall of the fixing case 400, the sliding window is in a shape of a U, the sliding window includes a transverse channel 405, a first vertical channel 406 and a second vertical channel 407, a transition channel 408 is further formed on the shell wall of the fixing case 400 at the lower end of the second vertical channel 407, a 409 is sleeved at the upper end of the fixing case 400, the casing 409 is fixedly connected with the sliding block 403 through the fixing rod 404, and the casing 409 is fixedly connected with the casing 409 through the sliding window penetrating through the shell wall of the fixing case 400;

the front end fixedly connected with connecting rod 410 of cover shell 409, fixedly connected with cleaning tube 411 on the connecting rod 410, cleaning tube 411's inside is filled with clean cotton, cleaning tube 411 interpolation is equipped with extracts stick 412, a plurality of sampling grooves 417 have been seted up on extracting stick 412's the outer wall, extracting stick 412's lower extreme still fixedly connected with stops head 418, fixedly connected with first connecting rod 413 on extracting stick 412's the outer wall, first connecting rod 413's end fixedly connected with second connecting rod 414, second connecting rod 414 is the iron material, and second connecting rod 414's flexible function has, second connecting rod 414 and setting up to "U" shape, namely second connecting rod 414 comprises two horizontal poles and a flexible montant, flexible montant is the elasticity telescopic link, and the horizontal pole of lower extreme corresponds with transition channel 408, first connecting rod 413's lower extreme fixedly connected with reset spring 416, and first connecting rod 413's upper fixedly connected with spacing head 415.

The working principle of the invention is as follows:

when the sampling tube 303 with the sample is used, the sampling tube 303 is placed in the fixed port 302, then the rotating rod 304 is rotated, the rolling disc 314 is driven to rotate when the rotating rod 304 rotates, the traction rope 312 is pulled by the connecting rope 316 when the rolling disc 314 rotates, and the first limiting plate 308 and the second limiting plate 310 are driven to move towards one end close to each other when the traction rope 312 is pulled, so that the sampling tube 303 is clamped to be placed in the sampling tube 303 more stably, and the sampling tube 303 is prevented from being knocked over when the extracting device 4 resamples;

when sampling is performed, the driving motor is started to drive the test tube storage device 3 to rotate so that the corresponding sampling tube 303 rotates to the position right below the extraction rod 412, then the motor 401 drives the screw rod 402 to rotate, the screw rod 402 rotates to drive the slide block 403 to move downwards, the extraction rod 412 is inserted into the sampling tube 303 in the process of moving downwards, then the motor 401 is reversed to enable the slide block 403 to move upwards, the extraction rod 412 is driven to move upwards in the process of moving upwards, sample liquid residues exist in the sampling groove 417 when the extraction rod 412 moves out of the sampling tube 303, the fixed rod 404 moves to the top end of the first vertical channel 406 from the lower end of the first vertical channel 406 in the process of moving the slide block 403, the slide block 403 can be blocked from moving upwards when the fixed rod 404 moves to the top end of the first vertical channel 406, at this time, the slide block 403 can rotate along with the screw rod 402, the slide block 403 can move into the second vertical channel 407 through the transverse channel 405 when rotating along with the screw rod 402, the second connecting support rod 414 can rotate upwards, the connecting rod 409 can drive the connecting rod 410 to rotate upwards, and then the sample rod 412 moves upwards to the motor 403 to enable the sample rod 412 to move downwards, and then the sample rod 401 can move downwards into the first vertical channel 401 when the sample rod 401 rotates downwards, and the sample rod 401 can be quickly moved downwards, and then the sample rod 401 can be quickly moved into the channel 401 and then quickly rotates into the channel 5 when the sample rod 401 rotates;

when the sample liquid falls into the sample collecting tube 5, the motor 401 is controlled to rotate slowly to drive the sliding block 403 to move upwards, the fixed rod 404 adsorbs the second connecting strut 414 when moving to the bottom end of the second vertical channel 407, the sliding block 403 drives the second connecting strut 414 to move upwards together, the second connecting strut 414 is converted from a compression state to a release state (namely, the elastic telescopic rod is converted from the compression state to the release state) when moving upwards along with the sliding block 403, at the moment, the second connecting strut 414 drives the extraction rod 412 to move upwards through the first connecting strut 413, the residual sample liquid on the surface of the cleaning cotton in the cleaning tube 411 is removed in the process of moving upwards the extraction rod 412, and when the fixed rod 404 contacts the top end of the second vertical channel 407 and rotates towards the direction of the first vertical channel 406, the second connecting strut 414 is blocked by the fixed shell 400, so as to be separated from the fixed rod 404, and the second connecting strut 414 is reset under the action of the reset spring 416 when being separated, and the extraction rod 412 can be cleaned in the running process of the device.

It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. The utility model provides an improved generation total organic carbon analytical instrument, includes instrument main part (1), its characterized in that, detection box (2) are installed to the right-hand member of instrument main part (1), the upper end swing joint of instrument main part (1) has test tube strorage device (3), can keep in through test tube strorage device (3) the sample of treating the experiment, the upper end fixedly connected with extraction element (4) of instrument main part (1), the upper end of instrument main part (1) is located extraction element (4) and is connected with collection pipe (5), can draw sample liquid and send the sample liquid of drawing to collection pipe (5) in from the sample in test tube strorage device (3) automatically through extraction element (4).

2. The improved total organic carbon analyzer according to claim 1, wherein the test tube storage device (3) comprises a lower fixing disc (300) and an upper fixing disc (301), a plurality of fixing ports (302) are formed in the upper ends of the lower fixing disc (300) and the upper fixing disc (301), a plurality of limiting barrels (306) are formed in the inner bottom end of the lower fixing disc (300), and a first limiting plate (308) and a second limiting plate (310) are movably connected in the limiting barrels (306).

3. The improved total organic carbon analysis instrument according to claim 2, wherein two connecting windows (307) are formed in the outer wall of the limiting barrel (306), the tail ends of the first limiting plate (308) and the second limiting plate (310) penetrate through the limiting barrel (306) through the connecting windows (307) respectively, an elastic piece (309) is fixedly connected between the first limiting plate (308) and the second limiting plate (310), traction ropes (312) are fixedly connected to the tail ends of the first limiting plate (308) and the second limiting plate (310), a winding disc (314) is rotatably connected to the middle part of the lower fixed disc (300), the traction ropes (312) are connected with the winding disc (314) through connecting ropes (316), a rotating rod (304) is fixedly connected to the upper end of the winding disc (314), and the upper end of the rotating rod (304) penetrates through the upper fixed disc (301).

4. An improved total organic carbon analyzer according to claim 3, wherein a plurality of fixed pulleys (311) and fixed bars (313) are rotatably connected to the inside of the lower fixed plate (300), and the fixed pulleys (311) and the fixed bars (313) correspond to the connecting windows (307), respectively.

5. The improved total organic carbon analyzer as claimed in claim 4, wherein a plurality of fixing blocks (315) are fixedly connected around the winding disc (314) in the lower fixing disc (300), the connecting rope (316) is wound on the winding disc (314), one end of the connecting rope (316) far away from the winding disc (314) is movably connected with the fixing blocks (315), the traction rope (312) on the second limiting plate (310) is erected on the fixed pulley (311), the tail end of the traction rope (312) on the second limiting plate (310) is fixedly connected with the connecting rope (316), the traction rope (312) on the first limiting plate (308) is erected on the fixed rod (313), and the tail end of the traction rope (312) on the first limiting plate (308) is fixedly connected with the connecting rope (316).

6. The improved total organic carbon analysis instrument according to claim 1, wherein the extraction device (4) comprises a fixed shell (400), a screw rod (402) is rotatably connected to the inside of the fixed shell (400), a sliding block (403) is connected to the screw rod (402) in a threaded manner, a fixed rod (404) is fixedly connected to the outer wall of the sliding block (403), the fixed rod (404) is a strong magnet rod, a sliding window is formed in the shell wall of the fixed shell (400), the sliding window comprises a transverse channel (405), a first vertical channel (406) and a second vertical channel (407), a casing (409) is sleeved on the upper end of the fixed shell (400), and the casing (409) is fixedly connected with the sliding block (403) through the fixed rod (404).

7. The improved total organic carbon analyzer as claimed in claim 6, wherein a connecting rod (410) is fixedly connected to the front end of the housing (409), a cleaning tube (411) is fixedly connected to the connecting rod (410), an extraction rod (412) is inserted into the cleaning tube (411), a plurality of sampling grooves (417) are formed in the outer wall of the extraction rod (412), and a blocking head (418) is fixedly connected to the lower end of the extraction rod (412).

8. The improved total organic carbon analyzer as claimed in claim 7, wherein a first connecting strut (413) is fixedly connected to the outer wall of the extraction rod (412), a second connecting strut (414) is fixedly connected to the end of the first connecting strut (413), the second connecting strut (414) is made of iron material, the second connecting strut (414) has a telescopic function, and a return spring (416) is fixedly connected to the lower end of the first connecting strut (413).