Waste liquid collecting equipment for analytical chemistry laboratory

Abstract

The utility model provides waste liquid collecting equipment for an analytical chemistry laboratory, which sequentially comprises a liquid inlet pipe barrel, a filter screen device and a collecting barrel from top to bottom, the liquid inlet pipe barrel, the filter screen device and the collecting barrel are detachably stacked together, a top cover disc is detachably mounted at the upper end of the liquid inlet pipe barrel, and a liquid pump is fixedly mounted on the top cover disc. An inlet and an outlet of the infusion pump are fixedly connected with an infusion pipe and a drainage pipe respectively, the lower end of the drainage pipe is rotatably connected with a vertical connecting pipe, the lower end of the vertical connecting pipe is fixedly connected with a transverse connecting pipe, and the lower end of the transverse connecting pipe is fixedly connected with a plurality of nozzles. According to the waste liquid collecting device, a large amount of waste liquid can be prevented from directly entering equipment to cause impact damage to the filter screen, impurities in the waste liquid can be prevented from being accumulated at one position to influence the filtering rate, the waste liquid collecting efficiency is remarkably improved, the filter screen in the waste liquid collecting device can be quickly cleaned, the operation is simple and quick, and the practicability is high. And normal proceeding of the next waste liquid collection process is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to laboratory waste liquid collection technical field, especially in waste liquid collection equipment for analytical chemistry laboratory. BACKGROUND

[0002] The waste liquid collection equipment for chemical laboratory is a device for safely and effectively collecting and treating liquid waste generated during experiments. Its main function is to avoid harm to the environment and human body caused by laboratory waste liquid, and it meets environmental protection and safety management standards. The device is widely used in colleges and universities, scientific research institutions and enterprise laboratories, and is suitable for waste liquid treatment needs in the fields of chemical analysis, material research and biological medicine.

[0003] The patent with publication number CN220573503U discloses a waste liquid collection equipment for analytical chemistry laboratory, which can automatically guide the waste liquid into a new container after the container is full, making it more convenient for users in actual use. However, the existing waste liquid collection equipment for analytical chemistry laboratory directly impacts the filter screen during the collection process, causing damage to the filter screen. At the same time, a large amount of impurities can accumulate together during filtration, reducing the waste liquid collection rate and efficiency. SUMMARY

[0004] The utility model provides a waste liquid collection equipment for analytical chemistry laboratory, which solves the problem of the existing waste liquid collection equipment for analytical chemistry laboratory, which directly impacts the filter screen during the collection process, causing damage to the filter screen. At the same time, a large amount of impurities can accumulate together during filtration, reducing the waste liquid collection rate and efficiency.

[0005] The technical solution of the utility model is as follows:

[0006] A waste liquid collection equipment for analytical chemistry laboratory includes a liquid inlet pipe barrel, a filter screen device, and a collection barrel, which are stacked together from top to bottom. The upper end of the liquid inlet pipe barrel is detachably installed with a top cover disc. The upper surface of the top cover disc is fixedly installed with a liquid pumping pump at the middle position. The inlet and outlet of the liquid pumping pump are fixedly connected with a liquid pumping pipe and a liquid discharge pipe, respectively. The lower end of the liquid discharge pipe is rotatably connected with a vertical connecting pipe. The lower end of the vertical connecting pipe is fixedly connected with a horizontal connecting pipe. The lower end of the horizontal connecting pipe is fixedly connected with a plurality of spray heads, which are located above the filter screen device. A gear is fixedly sleeved outside the vertical connecting pipe. A rotating shaft is rotatably arranged on the top cover disc and penetrates the top cover disc. The bottom of the rotating shaft is fixedly connected with a main gear, which is engaged with the gear. A driving motor is fixedly installed on the upper surface of the top cover disc and is drivingly connected with the rotating shaft.

[0007] Preferably, the lower surface of the top cover disc is fixedly connected with an outer threaded ring plate, and the outer threaded ring plate is threadedly connected with the liquid inlet pipe barrel.

[0008] Preferably, the liquid suction pipe is a hose, the upper end of the vertical connecting pipe is rotatably connected with the liquid discharge pipe through a rotary joint, and the plurality of spray heads are equally spaced on the horizontal connecting pipe.

[0009] Preferably, the upper end of the horizontal connecting pipe is in communication with the vertical connecting pipe, and the two ends of the horizontal connecting pipe are closed ends.

[0010] Preferably, the rotating shaft is fixedly connected to the output shaft end of the driving motor through a shaft coupling.

[0011] Preferably, the filter screen device comprises an outer fixed ring body, and a filter screen is fixedly arranged in the outer fixed ring body.

[0012] Preferably, the outer side surface of the liquid inlet pipe barrel is fixedly provided with a second side column in the axial direction, the outer side surface of the outer fixed ring body is fixedly provided with a third side column corresponding to the second side column in the axial direction, the outer side surface of the collecting barrel is fixedly provided with a first side column corresponding to the third side column in the axial direction, a rotating insertion column penetrating through the upper and lower end surfaces is fixedly arranged on the third side column, a rotating insertion hole corresponding to the rotating insertion column is formed in the lower surface of the second side column and the upper surface of the first side column, and a rotating baffle is rotatably connected to the side of the third side column away from the outer fixed ring body.

[0013] Preferably, a first shaft rod is fixedly arranged on the side of the third side column close to the outer fixed ring body, an axle hole matched with the first shaft rod is formed in the outer fixed ring body, the first shaft rod is fixedly inserted into the axle hole, a second shaft rod is fixedly arranged on the side of the third side column away from the outer fixed ring body, and the rotating baffle is rotatably connected to the second shaft rod.

[0014] The present application has the following advantages: 1. The horizontal connecting pipe drives the spray heads to rotate during use, so that the waste liquid can be uniformly sprayed onto the filter screen, the filter screen can be prevented from being damaged by the impact of the waste liquid directly entering the equipment, the accumulation of impurities in the waste liquid in one place can be prevented, the filtration rate is not affected, and the collection efficiency of the waste liquid is significantly improved; 2. The liquid inlet pipe barrel, the filter screen device and the collecting barrel are detachable, so that the filter screen device can be conveniently detached and cleaned, or the rotating baffle is rotated to be horizontal, the entire filter screen device is rotated, the filter screen device is horizontally rotated out of the liquid inlet pipe barrel and the collecting barrel, and the filter screen is conveniently cleaned. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. Obviously, the drawings described below are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0016] Figure 1 It is a perspective view of the present application.

[0017] Figure 2 It is a schematic view of the internal structure of the present application.

[0018] Figure 3 It is a schematic view of the connection of the vertical connecting pipe part in the present application.

[0019] Figure 4 It is a schematic view of the connection of the filter screen device in the present application.

[0020] In the figure: 1, collecting barrel; 2, first side column; 3, rotating insertion column; 4, second side column; 5, liquid inlet pipe barrel; 6, top cover disc; 7, liquid pumping pump; 8, liquid pumping pipe; 9, liquid discharging pipe; 10, vertical connecting pipe; 11, rotating joint; 12, horizontal connecting pipe; 13, spray head; 14, from gear; 15, driving motor; 16, rotating shaft; 17, main gear; 18, third side column; 19, fixed ring body; 20, filter screen; 21, first shaft rod; 22, shaft hole; 23, second shaft rod; 24, rotating baffle; 25, outer thread ring plate, 26, filter screen device. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0022] REFERENCE Figures 1-4The utility model provides an analytical chemistry laboratory waste liquid collecting equipment, from top to bottom successively including detachable stacked liquid inlet pipe bucket 5, filter screen device 26 and collecting bucket 1, the upper end detachable installation of liquid inlet pipe bucket 5 is equipped with top cover disc 6, the upper surface middle position fixed mounting of top cover disc 6 is equipped with suction pump 7, the import and export of suction pump 7 are fixedly connected with suction pipe 8 and drain pipe 9 respectively, the lower end rotatory connection of drain pipe 9 is equipped with vertical connecting pipe 10, the lower end fixed connection of vertical connecting pipe 10 is equipped with horizontal connecting pipe 12, the lower end fixed connection of horizontal connecting pipe 12 is equipped with a plurality of shower nozzles 13, and the shower nozzle 13 is located above the filter screen device (26), the outer fixed sleeve of vertical connecting pipe 10 is equipped with from gear 14, the rotatory setting of top cover disc 6 is equipped with the rotation shaft 16 that penetrates top cover disc 6, the bottom solid connection of rotation shaft 16 is equipped with main gear 17, and main gear 17 is engaged with gear 14, and the upper surface fixed mounting of top cover disc 6 is equipped with drive motor 15, and drive motor 15 is connected with rotation shaft 16 transmission.

[0023] As a preferred implementation, the lower surface of the top cover disc 6 is fixedly connected with an externally threaded ring plate 25, and the externally threaded ring plate 25 is threadedly connected with the liquid inlet pipe bucket 5.

[0024] As a preferred implementation, the suction pipe 8 is a hose, the upper end of the vertical connecting pipe 10 is rotatably connected with the drain pipe 9 through a rotary joint 11, and the plurality of shower nozzles 13 are equally spaced on the horizontal connecting pipe 12. The upper end of the horizontal connecting pipe 12 is in communication with the vertical connecting pipe 10, and both ends of the horizontal connecting pipe 12 are closed ends. The rotation shaft 16 is fixedly connected with the output shaft end of the drive motor 15 through a shaft coupling.

[0025] As a preferred implementation, the filter screen device 26 includes an outer fixed ring body 19, and the outer fixed ring body 19 is fixedly provided with a filter screen 20.

[0026] The second side column 4 is axially fixed to the outer side of the liquid inlet pipe bucket 5, the third side column 18 corresponding to the second side column 4 is axially fixed to the outer side of the outer fixed ring body 19, the first side column 2 corresponding to the third side column 18 is axially fixed to the outer side of the collecting bucket 1, the rotating insertion column 3 penetrating the upper and lower end surfaces is fixed to the third side column 18, the rotating insertion hole corresponding to the rotating insertion column 3 is formed in the lower surface of the second side column 4 and the upper surface of the first side column 2, and the rotating baffle 24 is rotatably connected to the side of the third side column 18 away from the outer fixed ring body.

[0027] The first shaft rod 21 is fixed on one side of the third side column 18 close to the outer fixed ring body 19, the outer fixed ring body 19 is provided with an axle hole 22 matched with the first shaft rod 21, the first shaft rod is fixedly inserted into the axle hole 22, and the second shaft rod 23 is fixed on the other side of the third side column 18 away from the outer fixed ring body 19.

[0028] The utility model discloses when using, and the horizontal connecting pipe drives the rotating nozzle, can evenly spray waste liquid to the filter screen, can avoid a large amount of waste liquid directly into the equipment inside and cause the filter screen to be impacted damage, can prevent the impurity in waste liquid from accumulating at a place and influence the filtration rate, has improved the collection efficiency of waste liquid significantly, the liquid inlet pipe bucket, filter screen device and collection bucket of the utility model are detachable, and convenient to tear down and clean, or rotate the rotary baffle, make it horizontal, then rotate the whole filter screen device, make the filter screen device from the liquid inlet pipe bucket and the middle of collection bucket horizontal rotation, convenient to clean the filter screen.

[0029] The above only is the preferred embodiment of the utility model, and does not use to limit the utility model, and any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An analytical chemistry laboratory waste fluid collection apparatus, characterized by: From top to bottom successively include detachable stacked together liquid inlet pipe barrel (5), filter screen device (26) and collection barrel (1), the upper end of the liquid inlet pipe barrel (5) is detachably installed with the top cover disc (6), the upper surface of the top cover disc (6) is fixedly installed with the liquid pump (7) in the middle position, the inlet and outlet of the liquid pump (7) are fixedly connected with the liquid suction pipe (8) and the liquid discharge pipe (9) respectively, the lower end of the liquid discharge pipe (9) is rotatably connected with the vertical connecting pipe (10), the lower end of the vertical connecting pipe (10) is fixedly connected with the horizontal connecting pipe (12), the lower end of the horizontal connecting pipe (12) is fixedly connected with a plurality of spray heads (13), and the spray head (13) is located above the filter screen device (26); The vertical connecting pipe (10) is fixedly sleeved with a gear (14), a rotating shaft (16) penetrating through the top cover disc (6) is rotatably arranged on the top cover disc (6), the bottom of the rotating shaft (16) is fixedly connected with a main gear (17), the main gear (17) is engaged with the gear (14), and the upper surface of the top cover disc (6) is fixedly installed with a driving motor (15), and the driving motor (15) is in transmission connection with the rotating shaft (16).

2. An analytical chemistry laboratory waste collection apparatus as defined in claim 1, wherein: The lower surface of the top cover disc (6) is fixedly connected with an external thread ring plate (25), and the external thread ring plate (25) is in threaded connection with the liquid inlet pipe barrel (5).

3. An analytical chemistry laboratory waste collection apparatus as defined in claim 1, wherein: The liquid suction pipe (8) is a hose, the upper end of the vertical connecting pipe (10) is rotatably connected with the liquid discharge pipe (9) through a rotary joint (11), and a plurality of the spray heads (13) are distributed at equal intervals on the horizontal connecting pipe (12).

4. An analytical chemistry laboratory waste collection apparatus as defined in claim 3, wherein: The upper end of the horizontal connecting pipe (12) is in communication with the vertical connecting pipe (10), and the two ends of the horizontal connecting pipe (12) are closed ends.

5. An analytical chemistry laboratory waste collection apparatus as defined in claim 1, wherein: The rotating shaft (16) is fixedly connected with the output shaft end of the driving motor (15) through a shaft coupling.

6. An analytical chemistry laboratory waste collection apparatus as defined in claim 1, wherein: The filter screen device (26) comprises an outer fixed ring body (19), and the outer fixed ring body (19) is fixedly connected with a filter screen (20).

7. An analytical chemistry laboratory waste collection apparatus as defined in claim 6, wherein: The outer side surface of the liquid inlet pipe barrel (5) is fixedly provided with a second side column (4) along the axial direction, the outer side surface of the outer fixed ring body (19) is fixedly provided with a third side column (18) corresponding to the second side column (4) along the axial direction, the outer side surface of the collection barrel (1) is fixedly provided with a first side column (2) corresponding to the third side column (18) along the axial direction, the third side column (18) is fixedly provided with a rotating insertion column (3) penetrating through the upper and lower end surfaces, the lower surface of the second side column (4) and the upper surface of the first side column (2) are provided with rotating insertion holes corresponding to the rotating insertion column (3), and one side of the third side column (18) away from the outer fixed ring body is rotatably connected with a rotating baffle (24).

8. An analytical chemistry laboratory waste collection apparatus as defined in claim 7, wherein: One side of the third side column (18) close to the outer fixed ring body (19) is fixedly provided with a first shaft rod (21), the outer fixed ring body (19) is provided with an axle hole (22) matched with the first shaft rod (21), the first shaft rod is fixedly inserted into the axle hole (22), one side of the third side column (18) away from the outer fixed ring body (19) is fixedly provided with a second shaft rod (23), and the rotating baffle (24) is rotatably connected on the second shaft rod (23).

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