CN219290824U

CN219290824U - Semi-automatic filtering device for laboratory

Info

Publication number: CN219290824U
Application number: CN202320230604.XU
Authority: CN
Inventors: 郑元彬; 郑按彰; 郑惠娟; 郑启皆; 杨松珍
Original assignee: Guangzhou Taimo Biomedicine Purification Engineering Co ltd
Current assignee: Guangzhou Taimo Biomedicine Purification Engineering Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-07-04
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a semi-automatic filtering device for a laboratory, which belongs to the technical field of laboratory appliances and comprises a filtering box, wherein a negative pressure vacuum pump is arranged on the right side of the top of the filtering box, a front end cover plate is hinged to the front side of the filtering box, an operation controller is arranged on the front end cover plate, a liquid inlet funnel is arranged on the left side of the top of the filtering box, a liquid storage bottle is arranged on the left side of the inside of the filtering box, a filter is arranged on the right side of the liquid storage bottle, a liquid level sensor is arranged on the upper side of the liquid storage bottle, a first connecting hose is communicated between the liquid storage bottle and the filter, a suction bottle is arranged on the right side of the filter, a second connecting hose is communicated between the filter and the suction bottle, and the filter is arranged at the bottom of the filtering box through a clamping piece. Through the setting, the convenience of changing the filter is realized, so that the normal running of the experiment is ensured.

Description

Semi-automatic filtering device for laboratory

Technical Field

The utility model belongs to the technical field of laboratory appliances, and particularly relates to a semi-automatic filtering device for a laboratory.

Background

The laboratory is the place where the experiment is performed. The laboratory is a scientific cradle, is a base for scientific research, is a source of scientific development, and plays a very important role in the scientific development. Laboratories can be categorized into three categories by attribution: the first is a laboratory subordinate to or hosted by university; the second type of laboratory belongs to national institutions, some even international institutions; the third class of laboratories belongs directly to the industrial enterprise sector, serving the development and research of industrial technologies.

The utility model provides a semi-automatic filter in laboratory of department is proposed to patent document of publication No. CN217887230U, its structure including rose box, operation controller, negative pressure vacuum pump, level sensor, stock solution bottle and filter through setting up, has solved original filter equipment and has needed artifical manual filtration, the not enough convenient problem of operation, and rational in infrastructure, is convenient for carry out semi-automatic filtration to liquid and handles, and the filter effect is good, easy and simple to handle. Reading through the above document finds a problem: the experimental solution is filtered through the filter arranged in the filter box, and different filters are needed for chemical solutions with different chemical properties, so that the problem that the filter is not easy to replace due to the fixed relation between the filter and the filter box in the prior art is solved, and the normal experiment is affected.

Disclosure of Invention

The utility model aims to provide a semi-automatic filtering device for a laboratory, which solves the problems in the background technology.

In order to achieve the above purpose, the present application adopts the following technical scheme:

the utility model provides a semi-automatic filter equipment is used in laboratory, includes the rose box, negative pressure vacuum pump is installed on the top right side of rose box, the front end apron is articulated to the front side of rose box, install operation controller on the front end apron, feed liquor funnel is installed in rose box top left side, the stock solution bottle is installed in the inside left side of rose box, the stock solution bottle right side is provided with the filter, stock solution bottle upside is provided with level sensor, the intercommunication has first coupling hose between stock solution bottle and the filter, the suction bottle is installed on the filter right side, the intercommunication has the second coupling hose between filter and the suction bottle, the negative pressure buffer bottle is installed on suction bottle right side, the intercommunication has the third coupling hose between suction bottle and the negative pressure buffer bottle, the solenoid valve is installed to the third coupling hose intermediate section, the intercommunication has the negative pressure pipe between negative pressure vacuum pump and the negative pressure buffer bottle, wherein the filter is installed in the rose box bottom through chucking spare.

Preferably, the clamping piece comprises a top block and a top block spring, a filter groove is formed in the bottom of the filter box along the width direction, a filter block matched with the filter groove is fixedly arranged at the bottom of the filter, storage grooves are formed in two side walls of the filter groove, the top block is arranged at a notch of the storage groove, the top block spring is connected between the storage groove and the top block, and top block grooves matched with the top block are formed in two side walls of the filter block.

Preferably, the first connecting hose, the second connecting hose and the communicating end of the filter are provided with rotary threaded joints, and threaded holes are formed in the communicating positions of the filter, the first connecting hose and the second connecting hose, wherein the threaded holes are matched with the rotary threaded joints.

Preferably, a handle is also fixedly connected to the front side wall of the filter.

Preferably, a round corner is formed at the rear end of the filter block.

Preferably, the bottom of the liquid inlet funnel is tightly attached to the inner wall of the liquid storage bottle.

In summary, the technical effects and advantages of the present utility model are:

1. through setting up filter piece, filter groove, kicking block spring and kicking block groove, through utilizing the elastic potential energy of kicking block spring, jack-in kicking block inslot, when can changing the filter, realized the convenience of changing the filter to the normal clear of experiment has been guaranteed.

2. Through set up rotary threaded joint at first coupling hose, second coupling hose and filter link to offer the screw hole of looks adaptation on filter both sides wall, can be after changing the filter, make things convenient for the intercommunication between filter front and the back container more.

3. Through seting up the fillet at the rear end of filter piece, through seting up of fillet, can make the filter piece aim at the filter groove more easily, and then can make things convenient for the change of filter more.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the interior of the filter box of the present utility model;

FIG. 3 is a schematic view of a filter clip according to the present utility model;

FIG. 4 is a view showing the connection of the first connecting hose and the filter according to the present utility model;

fig. 5 is a view showing the connection of the second connection hose and the filter according to the present utility model.

In the figure: 1. a filter box; 2. a negative pressure vacuum pump; 3. a front end cover plate; 4. an operation controller; 5. a liquid inlet funnel; 6. a liquid storage bottle; 7. a filter; 8. a liquid level sensor; 9. a first connection hose; 10. a suction filtration bottle; 11. a second connection hose; 12. negative pressure buffer bottle; 13. a third connecting hose; 14. an electromagnetic valve; 15. a negative pressure conduit; 16. a top block; 17. a top block spring; 18. a filter tank; 19. a filter block; 20. a storage groove; 21. rotating the threaded joint; 22. a threaded hole; 23. a handle; 24. and a top block groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

The semi-automatic filtering device for the laboratory comprises a filtering box 1, wherein a negative pressure vacuum pump 2 is installed on the right side of the top of the filtering box 1, a front end cover plate 3 is hinged to the front side of the filtering box 1, an operation controller 4 is installed on the front end cover plate 3, a liquid inlet funnel 5 is installed on the left side of the top of the filtering box 1, a liquid storage bottle 6 is installed on the left side inside the filtering box 1, a filter 7 is arranged on the right side of the liquid storage bottle 6, a liquid level sensor 8 is arranged on the upper side of the liquid storage bottle 6, a first connecting hose 9 is communicated between the liquid storage bottle 6 and the filter 7, a suction filtration bottle 10 is installed on the right side of the filter 7, a second connecting hose 11 is communicated between the filter 7 and the suction filtration bottle 10, a negative pressure buffer bottle 12 is installed on the right side of the suction filtration bottle 10, a third connecting hose 13 is communicated between the suction filtration bottle 10 and the negative pressure buffer bottle 12, an electromagnetic valve 14 is installed on the middle section of the third connecting hose 13, and a negative pressure conduit 15 is communicated between the negative pressure vacuum pump 2 and the negative pressure buffer bottle 12.

Further, the filter 7 is installed at the bottom of the filter box 1 through the clamping piece, wherein the clamping piece comprises a top block 16 and a top block spring 17, a filter groove 18 is formed in the bottom of the filter box 1 along the width direction, a filter block 19 matched with the filter groove 18 is fixedly arranged at the bottom of the filter 7, storage grooves 20 are formed in two side walls of the filter groove 18, the top block 16 is arranged at the notch of the storage groove 20, the top block spring 17 is connected between the storage groove 20 and the top block 16, and top block grooves 24 matched with the top block 16 are formed in two side walls of the filter block 19.

It should be noted that: the filter block 19 on the filter 7 is pushed into the filter groove 19 by the filter block 19 on the bottom of the filter box 1, and the two sides of the filter block 19 are pressed against the top block 16 smoothly, so that the top block spring 17 is contracted, and the elastic potential energy is stored; when the top block groove 24 on the filter block 19 aligns with the top block 16, the top block 16 is not extruded, and the top block spring 17 releases elastic potential energy to jack the top block 16 into the top block groove 24, so that the filter 7 is fixed, and convenience in replacing the filter 7 is realized, and normal running of an experiment is ensured.

As shown in fig. 4 and 5, rotary screwed joints 21 are arranged at the communication ends of the first connecting hose 9 and the second connecting hose 11 and the filter 7, and threaded holes 22 are formed at the communication positions of the filter 7 and the first connecting hose 9 and the second connecting hose 11, wherein the threaded holes 22 are matched with the rotary screwed joints 21.

It should be noted that: when the filter 7 is replaced, the first connecting hose 9 and the second connecting hose 11 which are connected with the threaded hole 22 through the rotary threaded joint 21 on the filter 7 are removed in a rotary mode, the first connecting hose 9 and the second connecting hose 11 are communicated with the replaced filter 7 in a rotary mode, and after the filter 7 is replaced, the filter 7 is more convenient to communicate between a front container and a rear container through the cooperation of the rotary threaded joint 21 and the threaded hole 22.

As shown in fig. 2 and 4, a handle 23 is also fixedly connected to the front side wall of the filter 7. By the arrangement of the handle 23, the filter 7 can be replaced more conveniently.

As shown in fig. 4 and 5, a rounded corner is formed at the rear end of the filter block 19. By the provision of rounded corners, the filter block 19 can be more easily aligned with the filter slot 18, which in turn can facilitate the replacement of the filter 7.

As shown in fig. 2, the bottom of the liquid inlet funnel 5 is closely attached to the inner wall of the liquid storage bottle 6. By the arrangement, the liquid storage bottle 6 at the liquid splashing position can be avoided, and the safety of experiments is ensured.

Working principle: the first connecting hose 9 and the second connecting hose 11 which are communicated with the filter 7 are unscrewed, then a force which is parallel to the filter groove 18 and outwards is applied to the filter 7 along with the handle 23, the filter 7 which needs to be replaced is detached, the filter block 19 on the filter 7 which needs to be replaced is pushed into the filter groove 18 at the bottom of the filter box 1, the filter block 19 is pushed into the filter groove 19, the two sides of the filter block 19 are flatly pressed against the top block 16, so that the top block spring 17 is contracted, and elastic potential energy is stored; when the top block groove 24 on the filter block 19 aligns with the top block 16, the top block 16 is not extruded, and the top block spring 17 releases elastic potential energy to jack the top block 16 into the top block groove 24, so that the filter 7 is fixed, and convenience in replacing the filter 7 is realized, and normal running of an experiment is ensured.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims

1. Semi-automatic filter equipment is used in laboratory, including rose box (1), its characterized in that: negative pressure vacuum pump (2) are installed on the top right side of rose box (1), front end apron (3) are articulated to the front side of rose box (1), install operation controller (4) on front end apron (3), feed liquor funnel (5) are installed in rose box (1) top left side, stock solution bottle (6) are installed on the inside left side of rose box (1), stock solution bottle (6) right side is provided with filter (7), stock solution bottle (6) upside is provided with liquid level sensor (8), communicate between stock solution bottle (6) and filter (7) first connecting hose (9), suction bottle (10) are installed on filter (7) right side, communicate between filter (7) and suction bottle (10) second connecting hose (11), suction bottle (10) right side is installed negative pressure buffer bottle (12), communicate between suction bottle (10) and negative pressure buffer bottle (12) third connecting hose (13), third connecting hose (14) are installed between filter bottle (7) and negative pressure buffer bottle (12), wherein vacuum pump (1) are installed through pipeline (12) and filter tube (2), the clamping piece comprises a top block (16) and a top block spring (17), a filter groove (18) is formed in the inner bottom of the filter box (1) along the width direction, a filter block (19) matched with the filter groove (18) is fixedly arranged at the bottom of the filter (7), storage grooves (20) are formed in the two side walls of the filter groove (18), the top block (16) is arranged at the notch of the storage grooves (20), the top block spring (17) is connected between the storage grooves (20) and the top block (16), and top block grooves (24) matched with the top block (16) are formed in the two side walls of the filter block (19).

2. A semi-automatic laboratory filter device according to claim 1, wherein: the connecting ends of the first connecting hose (9), the second connecting hose (11) and the filter (7) are respectively provided with a rotary threaded joint (21), and the connecting positions of the filter (7) and the first connecting hose (9) and the second connecting hose (11) are respectively provided with a threaded hole (22), wherein the threaded holes (22) are matched with the rotary threaded joints (21).

3. A semi-automatic laboratory filter device according to claim 1, wherein: a handle (23) is fixedly connected to the front side wall of the filter (7).

4. A semi-automatic laboratory filter device according to claim 1, wherein: a round angle is formed at the rear end of the filter block (19).

5. A semi-automatic laboratory filter device according to claim 1, wherein: the bottom of the liquid inlet funnel (5) is tightly attached to the inner wall of the liquid storage bottle (6).