CN212016990U

CN212016990U - Filter cup for biological experiments

Info

Publication number: CN212016990U
Application number: CN202020654702.2U
Authority: CN
Inventors: 王书平
Original assignee: Binzhou University
Current assignee: Binzhou University
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-11-27
Anticipated expiration: 2030-04-27

Abstract

The utility model provides a filter cup for biological experiments, which comprises a collecting mechanism; the bottom of the collecting mechanism is provided with three rotating connecting seats, a clamping nut is in threaded connection with the collecting mechanism, and a filtering mechanism is fixed on the collecting mechanism through the clamping nut; a rotary connecting seat is installed on the filtering mechanism, and a power mechanism is fixed on the filtering mechanism through a bolt, wherein a group of clamping blocks which are elastically connected is installed on the filtering mechanism. The utility model discloses improved filtering mechanism, be provided with the gear that rotates the clamping nut of connecting and a threaded connection on connecting sleeve, be provided with the reposition of redundant personnel seat of a circular cone structure on the filter screen, placed a filter screen on connecting sleeve, compare with the comparison file, place back on connecting sleeve when the test tube, liquid disperses through the reposition of redundant personnel seat, makes things convenient for the filtration of filter screen, and the filter screen can directly take off the change.

Description

Filter cup for biological experiments

Technical Field

The utility model belongs to the technical field of biological assay, more specifically say, in particular to filtration cup for biological assay.

Background

Biological experiments refer to the process of purposefully observing and researching the phenomena of organism structure and life activities which are not easy to observe under general conditions by a scientific method by using certain instruments, materials and medicines under specific environmental conditions. Biology is a natural science based on experiments. The liquid is filtered by the filter cup during the biological experiment,

present for example chinese utility model patent that patent number is CN201720627690.2, this patent discloses a filter cup for biological assay, including cup, bowl cover, flow distribution plate, fixed plate, filter screen, connecting pipe, rose box, rotation axis, crank, delivery port and water inlet, cup upper end and bowl cover swivelling joint, be equipped with the water inlet on the bowl cover, be equipped with the rose box on the bowl cover, the rose box lower extreme is equipped with the delivery port, the water inlet is connected with the delivery port, the rose box upper end is equipped with the connector, the connecting block is connected with the flow distribution plate, the flow distribution plate lower extreme is connected with the filter screen, filter screen lower extreme and fixed plate fixed connection, flow distribution plate upper end and rotation axis fixed connection, rotation axis upper end and crank fixed connection. This filter cup for biological assay adopts closed structure, and the filtration environment is pollution-free for biological assay is difficult to be contaminated, makes the more accurate of experimental result, and should filter cup simple structure, facilitates the use.

Based on the search to the patent number, although this patent has solved the problem that the filter screen rotated and sped up the filtration through rotation axis and crank cooperation, still there are following not enough:

the rotating shaft is arranged in the middle of the filter screen, so that the installation of a test tube or a water pipe can be directly influenced, the rotation can be possibly hindered when the crank is rotated, the arm needs to swing back and forth when the crank is rotated, the labor is more consumed, the filter box is directly placed on the cup cover, and if the force is applied to the top of the filter box, the filter box can be directly taken out, so that the filtration is influenced; when the test tube is arranged at the top, the filter screen needs to rotate in the filtering process, and the unstable base can be caused; the filter screen needs to be cleaned in time after being used, the rotating shaft needs to be detached when the filter screen is taken out, labor can be wasted when the rotating shaft is detached, and certain abrasion can be caused by frequent detachment.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a filter cup for biological experiments is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a filter cup for biological experiments, which aims to solve the problems that the installation of a test tube or a water pipe can be directly influenced when a rotating shaft is arranged at the middle position of a filter screen, the rotation can be possibly hindered when a crank is rotated, the arm needs to swing back and forth when the crank is rotated, the labor is consumed, a filter box is directly placed on a cup cover, and if the top is forced, the filter box can be directly taken out to influence the filtration; when the test tube is arranged at the top, the filter screen needs to rotate in the filtering process, and the unstable base can be caused; the filter screen needs to be cleaned in time after being used, the rotating shaft needs to be detached when the filter screen is taken out, labor can be wasted when the rotating shaft is detached, and certain abrasion can be caused by frequent detachment.

The utility model is used for a purpose and efficiency of filter cup for biological assay are reached by following specific technological means:

a filter cup for biological experiments comprises a collecting mechanism; the bottom of the collecting mechanism is provided with three rotating connecting seats, a clamping nut is connected to the collecting mechanism in a threaded manner, and a filtering mechanism is fixed to the collecting mechanism through the clamping nut; the filtering mechanism is provided with a rotary connecting seat, and a group of clamping blocks which are elastically connected are arranged on the filtering mechanism, and a power mechanism is fixed on the filtering mechanism through a bolt; the filtering mechanism is divided into two parts, and a rotating bearing is arranged between the filtering mechanisms; the filtering mechanism is provided with an annular groove convenient for the fixing of the power mechanism, and the filtering mechanism is connected with a dust cover in a threaded manner.

Furthermore, the collecting mechanism comprises a collecting bottle, a base, a supporting seat A and a threaded rod, the bottom of the collecting bottle is connected with the stepped base through threads, the supporting seat A with three arc structures is rotatably connected to the base in an annular array shape, and three stop blocks for limiting the supporting seat A after the supporting seat A is opened are welded on the base; the supporting seat A is rotatably connected with a threaded rod, the threaded rod is provided with a sucker, and the supporting seat A is provided with a groove for hiding the sucker.

Furthermore, the filtering mechanism comprises a connecting sleeve, a gear, a shunting seat and a filtering net, wherein the connecting sleeve is in threaded connection with the gear, and the shunting seat with a conical structure is processed on the filtering net; a baffle ring is processed on the filter screen.

Furthermore, the clamping nut is provided with an internal thread matched with the internal thread, and the connecting sleeve is provided with an annular bulge used for supporting the clamping nut.

Furthermore, the power mechanism comprises a support seat B, a connecting shell, a handle and a gear assembly, wherein the other end of the support seat B is fixed on the connecting shell, and two waist-round holes for connecting the gear assembly are symmetrically formed in the connecting shell; two circular bulges are symmetrically processed on the connecting shell, and two tension springs are arranged between the circular bulges and the gear assembly; the handle is clamped on the gear assembly.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses improved filtering mechanism, be provided with the gear that rotates the clamping nut of connecting and a threaded connection on connecting sleeve, be provided with the reposition of redundant personnel seat of a circular cone structure on the filter screen, placed a filter screen on connecting sleeve, compare with the comparison file, place back on connecting sleeve when the test tube, liquid disperses through the reposition of redundant personnel seat, makes things convenient for the filtration of filter screen, and the filter screen can directly take off the change.

The rotating structure of the filtering mechanism is improved, the power mechanism is fixedly connected to the connecting sleeve, the gear assembly is arranged on the connecting shell of the power mechanism, a waist round hole used for being connected with the gear assembly is formed in the connecting shell, the connecting shell is connected with the gear assembly through a tension spring, a handle meshed with the gear assembly is arranged on the connecting shell, and compared with a comparison file, the handle fluctuates, the gear assembly drives the connecting sleeve to rotate, the filtering speed is accelerated, when the handle is loosened, the handle and the gear assembly move outwards under the pulling of the tension spring, and the connecting sleeve can continue to rotate to filter.

Drawings

Fig. 1 is a first perspective axial view structure diagram of the present invention.

Fig. 2 is a schematic view of the second viewing angle of the present invention.

Fig. 3 is a schematic view of the third viewing angle of the supporting seat a of the present invention after being opened.

Fig. 4 is a schematic partially-disassembled axial view of fig. 1 according to the present invention.

Fig. 5 is a schematic view of the present invention shown in fig. 1.

Fig. 6 is a schematic axial view of the power mechanism of the present invention.

Fig. 7 is a schematic view of the present invention in a partially disassembled axial view, as shown in fig. 6.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a collection mechanism; 101. a collection bottle; 102. a base; 103. a supporting seat A; 104. a threaded rod; 2. clamping the nut; 3. a filtering mechanism; 301. a connecting sleeve; 302. a gear; 303. a shunt seat; 304. a filter screen; 4. a power mechanism; 401. a supporting seat B; 402. a connecting shell; 403. a handle; 404. a gear assembly.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 7:

the utility model provides a filter cup for biological experiments, which comprises a collecting mechanism 1; the bottom of the collecting mechanism 1 is provided with three rotating connecting seats, the collecting mechanism 1 is in threaded connection with a clamping nut 2, and the collecting mechanism 1 is fixed with a filtering mechanism 3 through the clamping nut 2; a rotary connecting seat is arranged on the filtering mechanism 3, and a power mechanism 4 is fixed on the filtering mechanism 3 through a bolt, wherein a group of clamping blocks which are elastically connected is arranged on the filtering mechanism 3; the filtering mechanism 3 is divided into two parts, and a rotating bearing is arranged between the filtering mechanisms 3; an annular groove convenient for fixing the power mechanism 4 is formed in the filtering mechanism 3, and a dustproof cover is connected to the filtering mechanism 3 in a threaded mode.

The collecting mechanism 1 comprises a collecting bottle 101, a base 102, a supporting seat A103 and a threaded rod 104, the bottom of the collecting bottle 101 is connected with the stepped base 102 through threads, the supporting seat A103 with three arc structures is rotatably connected to the base 102 in an annular array shape, and three stoppers for limiting the supporting seat A103 after being opened are welded on the base 102; rotating on supporting seat A103 and being connected with a threaded rod 104, and installing the sucking disc on the threaded rod 104, offer a recess that is used for hiding the sucking disc on the supporting seat A103, when so respectively rotating supporting seat A103 outwards 90 degrees, supporting seat A103 will collect mechanism 1 and support, rotate threaded rod 104 downwards, the sucking disc is fixed supporting seat A103 this moment, when not using, reverse rotation threaded rod 104 packs up the sucking disc, then hide supporting seat A103 is folding, and is convenient.

The filtering mechanism 3 comprises a connecting sleeve 301, a gear 302, a shunting seat 303 and a filtering net 304, wherein the connecting sleeve 301 is in threaded connection with the gear 302, and the filtering net 304 is provided with the shunting seat 303 with a conical structure; processing has a fender ring on the filter screen 304, so when the test tube place on adapter sleeve 301 back, liquid disperses through reposition of redundant personnel seat 303, makes things convenient for the filtration of filter screen 304, and filter screen 304 can directly take off the change.

Wherein, offer the internal thread that agrees with mutually on the clamping nut 2, and processing has one to be used for supporting clamping nut 2's annular arch on the adapter sleeve 301, so when filter mechanism 3 placed on receiving flask 101, rotate clamping nut 2 and step up filter mechanism 3, convenient dismantlement.

The power mechanism 4 comprises a support seat B401, a connecting shell 402, a handle 403 and a gear assembly 404, wherein the other end of the support seat B401 is fixed on the connecting shell 402, and two waist-round holes for connecting the gear assembly 404 are symmetrically formed in the connecting shell 402; two circular bulges are symmetrically processed on the connecting shell 402, and two tension springs are arranged between the circular bulges and the gear assembly 404; the handle 403 is clamped on the gear assembly 404, so when the handle 403 is fluctuated, the gear wheel in the gear assembly 404 can drive the pinion to rotate, so as to drive the connecting sleeve 301 and the gear 302 to rotate, and speed up the filtering, when the handle 403 is loosened, the handle 403 and the gear assembly 404 move outwards under the pulling of the tension spring, and are disengaged from the meshing transmission with the gear 302, so that the connecting sleeve 301 can continue to rotate for filtering.

The specific use mode and function of the embodiment are as follows:

during the use, at first place adapter sleeve 301 on receiving flask 101, press from both sides adapter sleeve 301 through clamping nut 2 and press from both sides fixedly, then place filter screen 304 on adapter sleeve 301, fix power unit 4 through bolt fastening at adapter sleeve 301's ground step, and later press from both sides the test tube through the tight piece of clamp on adapter sleeve 301 and press from both sides, then rotate 90 degrees outward respectively with supporting seat A103 and open the support, rotate threaded rod 104 downwards, the sucking disc fixes supporting seat A103 this moment, after the filtration is accomplished, upwards rotate clamping nut 2, take out receiving flask 101.

During filtering, the wave handle 403 and the gear assembly 404 drive the connecting sleeve 301 to rotate, so that the filtering speed is increased, and when the filter screen 304 is replaced and cleaned, the filter screen 304 can be directly taken out, and convenience is realized.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a filter cup for biological assay which characterized in that: comprises a collecting mechanism (1); the bottom of the collecting mechanism (1) is provided with three rotating connecting seats, the collecting mechanism (1) is in threaded connection with a clamping nut (2), and the collecting mechanism (1) is fixed with a filtering mechanism (3) through the clamping nut (2); a rotary connecting seat is installed on the filtering mechanism (3), and a power mechanism (4) is fixed on the filtering mechanism (3) through a bolt, wherein a group of clamping blocks which are elastically connected are installed on the filtering mechanism (3); the filtering mechanism (3) is divided into two parts, and a rotating bearing is arranged between the filtering mechanisms (3); an annular groove convenient for the power mechanism (4) to be fixed is formed in the filtering mechanism (3), and a dustproof cover is connected to the filtering mechanism (3) in a threaded mode.

2. The filter cup for biological experiments as set forth in claim 1, wherein: the collecting mechanism (1) comprises a collecting bottle (101), a base (102), a supporting seat A (103) and a threaded rod (104), the bottom of the collecting bottle (101) is connected with the stepped base (102) through threads, the supporting seat A (103) with three arc structures is rotatably connected to the base (102) in an annular array shape, and three stop blocks for limiting the supporting seat A (103) after the supporting seat A is opened are welded on the base (102); the supporting seat A (103) is rotatably connected with a threaded rod (104), the threaded rod (104) is provided with a sucker, and the supporting seat A (103) is provided with a groove for hiding the sucker.

3. The filter cup for biological experiments as set forth in claim 1, wherein: the filtering mechanism (3) comprises a connecting sleeve (301), a gear (302), a shunting seat (303) and a filtering net (304), wherein the connecting sleeve (301) is in threaded connection with the gear (302), and the filtering net (304) is provided with the shunting seat (303) in a conical structure; a baffle ring is processed on the filter screen (304).

4. The filter cup for biological experiments as set forth in claim 1, wherein: the clamping nut (2) is provided with an internal thread matched with the internal thread, and the connecting sleeve (301) is provided with an annular bulge used for supporting the clamping nut (2).

5. The filter cup for biological experiments as set forth in claim 1, wherein: the power mechanism (4) comprises a supporting seat B (401), a connecting shell (402), a handle (403) and a gear assembly (404), the other end of the supporting seat B (401) is fixed on the connecting shell (402), and two waist-round holes used for connecting the gear assembly (404) are symmetrically formed in the connecting shell (402); two circular bulges are symmetrically processed on the connecting shell (402), and two tension springs are arranged between the circular bulges and the gear assembly (404); the handle (403) is clamped on the gear assembly (404).