CN210488954U - Teaching demonstration device for cell culture experiments - Google Patents
Teaching demonstration device for cell culture experiments Download PDFInfo
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- CN210488954U CN210488954U CN201921455788.XU CN201921455788U CN210488954U CN 210488954 U CN210488954 U CN 210488954U CN 201921455788 U CN201921455788 U CN 201921455788U CN 210488954 U CN210488954 U CN 210488954U
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- test tube
- base
- protective cover
- pointer
- cell culture
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Abstract
The utility model discloses a teaching demonstration device for cell culture experiments, which comprises a base, a protective cover fixedly connected with the base and extending upwards along the vertical direction, and a test tube supporting table arranged at the open end of the protective cover, wherein a test tube can be inserted into any test tube inserting port, a gap is reserved at the front side of the protective cover, and the gap is formed into a test tube observation space; the base is uniformly provided with a plurality of bottom supporting pieces along the circumferential direction, and the lower end of the test tube is supported on the base pieces; the test tube supporting table is rotationally connected with the protective cover; the bottom support piece is rotatably connected to the base. The utility model discloses a teaching presentation device realizes the switching demonstration of a plurality of test tubes through the swivelling joint relation, utilizes the protection casing to shelter from the non-target test tube simultaneously, observes the non-target test tube and influences the teaching demonstration when avoiding the student to observe, improves the teaching effect.
Description
Technical Field
The utility model relates to a teaching experiment instrument technical field especially relates to a cell culture is teaching presentation device for experiment.
Background
In the current cell biology, the culture and preservation of cells are important, and the research of the cells is not neglected for the development of medicine; and the simplest container of cell culture is exactly the test tube, and especially in the teaching of cell culture experiment, the test tube is the container commonly used when the teacher of education, generally in laboratory design test-tube rack then with inside packing have the test tube of reagent place on the test-tube rack to utilize the end cover to seal the test tube, during the teaching, the student sees the teacher and operates, the teaching mode is more directly perceived.
Among the prior art, the teaching demonstration all relies on simple test-tube rack to support the test tube, then supplies the student to observe and study, and to the teaching of a plurality of test tubes simultaneous tests, the quantity of test-tube rack also can increase, and there has been a test-tube rack that can place a plurality of test tubes among the prior art, but because the test tube that needs the student to observe often only is one, if many, leads to the student to observe the cultivation condition in the non-target test tube easily, also can indirectly influence the teaching.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an integrated level is high, can place a plurality of test tubes, and has the observation window's that only can show a test tube and cultivate the condition teaching presentation device for the cell culture experiment.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model discloses a cell culture is teaching presentation device for experiment, include:
a base;
the protective cover is fixedly connected with the base and extends upwards along the vertical direction, and the upper end of the protective cover is formed into an open end;
the test tube supporting table is arranged at the open end of the protective cover, and a plurality of test tube inserting ports are formed in the test tube supporting table;
the test tube can be inserted into any test tube insertion port, and the lower end of the test tube extends to the base;
a gap is reserved on the front side of the protective cover, and the gap forms a test tube observation space;
the width of the gap is not less than twice the diameter of the test tube;
a plurality of bottom supporting pieces are uniformly distributed on the base along the circumferential direction of the base, and the lower end of the test tube is supported on the bottom supporting pieces;
the test tube supporting table is rotationally connected with the protective cover;
the bottom support piece is rotatably connected to the base.
Further, the base comprises a body and a bearing embedded in the body;
a supporting plate rotating along with the inner ring of the bearing is fixedly connected inside the bearing;
the bottom support piece is fixedly connected to the supporting plate;
the upper end of the protective cover extends inwards to form a lapping table;
the lapping table is provided with a semicircular slideway along the circumferential direction of the lapping table, and a semicircular embedded groove is reserved on the test tube supporting table;
the semicircular embedded groove is embedded with a steel ball;
the lower part of the steel ball is embedded into the semicircular slideway;
the test tube supporting table and the lap joint table form rotary connection through a steel ball.
Furthermore, the bottom support piece comprises a vertical rod fixedly connected with the support plate, and a bracket with an open upper end is fixed at the upper end of the vertical rod;
the test tube is embedded in the bracket;
the front end of the bracket is formed into a hollow part;
the test tube embedding during the bracket, the bottom of test tube is arranged in fretwork portion department.
Further, a pointer assembly is connected to the position, close to the test tube observation space, of the protective cover in a sliding mode;
the pointer assembly has a pointer pointing to a test tube exposed to a test tube viewing space.
Further, the pointer assembly comprises a pointer seat fixedly connected with the edge of the protective cover in an inserted mode, the pointer seat is in a U-groove structure, and a U opening of the U-groove structure faces the edge of the protective cover;
and one side of the pointer seat facing the test tube observation space is fixedly connected with a pointer.
In the technical scheme, the utility model provides a teaching presentation device for cell culture experiments has following beneficial effect:
the utility model discloses a teaching demonstration device realizes the switching demonstration of a plurality of test tubes through the swivelling joint relation, utilizes the protection casing to shelter from the non-target test tube simultaneously, observes the non-target test tube and influences the teaching demonstration when avoiding the student to observe, improves the teaching effect;
the utility model discloses a teaching presentation device adopts the rotation connection relation that base, protection casing and test tube support frame formed to make things convenient for the teaching in time to switch the target test tube, lets it expose in test tube observation space department, whole simple operation, and the integrated level is high.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural view of a teaching demonstration device for cell culture experiments provided by the embodiment of the present invention;
fig. 2 is a schematic structural diagram of a protective cover of the teaching demonstration device for cell culture experiments provided by the embodiment of the present invention;
fig. 3 is a schematic structural view of a test tube supporting table of the teaching demonstration device for cell culture experiments provided by the embodiment of the present invention;
FIG. 4 is a sectional view taken along line A-A of FIG. 3;
fig. 5 is a schematic structural diagram of the base member of the teaching demonstration device for cell culture experiments provided by the embodiment of the utility model.
Description of reference numerals:
1. a protective cover; 2. a base; 3. a test tube support table; 4. a test tube; 5. a base member;
101. observing space by using a test tube; 102. a semicircular slideway;
201. a bearing;
301. a test tube socket; 302. a steel ball; 303. a semicircular embedded groove;
501. a bracket; 502. erecting a rod; 503. a hollow-out section;
601. a pointer base; 602. a pointer.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 4;
the utility model discloses a cell culture is teaching presentation device for experiment, include:
a base 2;
the protective cover 1 is fixedly connected with the base 2 and extends upwards along the vertical direction, and the upper end of the protective cover 1 is formed into an open end;
the test tube support table 3 is arranged at the open end of the protective cover 1, and a plurality of test tube insertion ports 301 are formed in the test tube support table 3;
the test tube 4 can be inserted into any test tube insertion port 301, and the lower end of the test tube 4 extends to the base 2;
a gap is reserved on the front side of the protective cover 1, and the gap forms a test tube observation space 101;
the width of the gap is not less than twice the diameter of the test tube 4;
a plurality of bottom supports 5 are uniformly distributed on the base 2 along the circumferential direction, and the lower ends of the test tubes 4 are supported on the bottom supports 5;
the test tube support table 3 is rotationally connected with the protective cover 1;
the base piece 5 is rotatably connected to the base 2.
Specifically, this embodiment discloses a device for teaching experiment, and the device is mainly to convenient student's observation and study when biological mr deals with the cell culture experiment, and this teaching presentation device mainly includes base 2, and 2 convenient devices of base are placed and are fixed at arbitrary plane. Install a protection casing 1 on base 2, the inside interim parking space who is a plurality of test tubes 4 of protection casing 1, in addition, in order to place test tube 4, reserve the test tube interface 301 of grafting test tube 4 on test tube supporting bench 3, simultaneously, a space is reserved to the front side of this protection casing 1, this space size is as above, when certain test tube 4 is observed to the purpose, rotate test tube supporting bench 3 and let target test tube 4 expose in test tube observation space 101, just so can shelter from other test tubes 4 of department, and will wait to observe that test tube 4 is prominent. Meanwhile, the device enables the whole device to be operated more conveniently and simply in a rotating connection mode.
Preferably, the base 2 in this embodiment includes a body, a bearing 201 embedded in the body; a support plate rotating along with the inner ring of the bearing 201 is fixedly connected inside the bearing 201; the bottom support piece 5 is fixedly connected to the supporting plate; the upper end of the protective cover 1 extends inwards to form a lap joint table; the lapping table is provided with a semicircular slide way 102 along the circumferential direction, and a semicircular embedded groove 303 is reserved on the test tube support table 3; a steel ball 302 is embedded in the semicircular embedded groove 303; the lower part of the steel ball 302 is embedded into the semicircular slideway 102; the test tube support platform 3 and the lapping platform form rotary connection through a steel ball 302.
The embodiment specifically defines the structures of the base 2, the protective cover 1 and the test tube support table 3, wherein the base 2 is used as a support base of the whole device, the outer part of the base is made into a platform with a large contact area, the inner part of the base is hollow, a bearing 201 is embedded through a bearing seat, and finally a support plate is fixedly connected to the inner ring of the bearing 201, so that the support plate can be freely rotated due to the existence of the bearing 201; in addition, the base piece 5 is arranged on the supporting plate, meanwhile, the test tube supporting table 3 and the protective cover 1 are also connected in a rotating mode, and the test tubes can rotate together with the inner ring of the bearing 201 by rolling of the steel ball 302, so that the test tubes can be adjusted and switched conveniently.
Preferably, the bottom bracket 5 in this embodiment includes a vertical rod 502 fixedly connected to the supporting plate, and a bracket 501 with an open upper end is fixed on the upper end of the vertical rod 502;
the test tube 4 is inserted into the holder 501;
the front end of the bracket 501 is formed as a hollow 503;
when the test tube 4 is inserted into the holder 501, the bottom of the test tube 4 is placed in the hollow 503.
The purpose of the base 5 is two, one is to support the test tube 4; secondly, the hollow part 503 at the front end can support the test tube 4 without affecting the observation of the bottom of the test tube 4.
Preferably, the protective cover 1 is slidably connected with a pointer assembly at a position close to the test tube observation space 101; the pointer assembly has a pointer 602 that points to a cuvette exposed to the cuvette viewing space 101. The pointer assembly comprises a pointer seat 601 fixedly inserted with the edge of the protective cover 1, the pointer seat 601 is in a U-groove structure, and a U opening of the U-groove structure faces the edge of the protective cover 1; a pointer 602 is fixedly connected to the side of the pointer base 601 facing the test tube observation space 101.
The design of the pointer assembly installed on the protective cover 1 can facilitate teaching and guide students to observe the designated position of the test tube 4, because the test tube 4 is kept fixed in the test tube interface 301 as much as possible, and because of the protection of the protective cover 1, the students can easily and invisibly observe the position, the pointer assembly capable of sliding randomly along the vertical direction of the protective cover 1 is designed, and the position of the pointer 602 is adjusted through the pointer seat 601 thereon to assist in observation.
In the technical scheme, the utility model provides a teaching presentation device for cell culture experiments has following beneficial effect:
the utility model discloses a teaching demonstration device realizes the switching demonstration of a plurality of test tubes 4 through the swivelling joint relation, utilizes protection casing 1 to shelter from the non-target test tube simultaneously, observes the non-target test tube and influences the teaching demonstration when avoiding the student to observe, improves the teaching effect;
the utility model discloses a teaching presentation device adopts the rotation connection relation that base 2, protection casing 1 and test tube supporting bench 3 formed to make things convenient for the teaching in time to switch target test tube 4, lets it expose in test tube observation space 101 department, whole simple operation, and the integrated level is high.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (5)
1. Cell culture is teaching presentation device for experiment which characterized in that includes:
a base (2);
the protective cover (1) is fixedly connected with the base (2) and extends upwards along the vertical direction, and the upper end of the protective cover (1) is formed into an open end;
the test tube support table (3) is arranged at the open end of the protective cover (1), and a plurality of test tube insertion ports (301) are formed in the test tube support table (3);
the test tube (4) can be inserted into any test tube insertion port (301), and the lower end of the test tube (4) extends to the base (2);
a gap is reserved on the front side of the protective cover (1), and the gap is formed into a test tube observation space (101);
the width of the gap is not less than twice the diameter of the test tube (4);
a plurality of bottom support pieces (5) are uniformly distributed on the base (2) along the circumferential direction of the base, and the lower end of the test tube (4) is supported on the bottom support pieces (5);
the test tube supporting table (3) is rotationally connected with the protective cover (1);
the bottom support piece (5) is rotatably connected to the base (2).
2. The cell culture experiment teaching demonstration device according to claim 1, wherein the base (2) comprises a body, a bearing (201) embedded in the body;
a supporting plate rotating along with the inner ring of the bearing (201) is fixedly connected inside the bearing (201);
the bottom support piece (5) is fixedly connected to the supporting plate;
the upper end of the protective cover (1) extends inwards to form a lap joint table;
the lapping table is provided with a semicircular slide way (102) along the circumferential direction of the lapping table, and a semicircular embedded groove (303) is reserved on the test tube supporting table (3);
a steel ball (302) is embedded in the semicircular embedded groove (303);
the lower part of the steel ball (302) is embedded into the semicircular slideway (102);
the test tube supporting table (3) and the lapping table form rotary connection through a steel ball (302).
3. The cell culture experiment teaching demonstration device according to claim 2, wherein the base (5) comprises a vertical rod (502) fixedly connected with the supporting plate, and a bracket (501) with an open upper end is fixed at the upper end of the vertical rod (502);
the test tube (4) is embedded in the bracket (501);
the front end of the bracket (501) is formed into a hollow part (503);
when the test tube (4) is embedded into the bracket (501), the bottom of the test tube (4) is arranged at the hollow part (503).
4. The cell culture experiment teaching demonstration device according to claim 1, wherein a pointer assembly is slidably connected to the position of the protective cover (1) close to the test tube observation space (101);
the pointer assembly has a pointer (602) pointing to a test tube (4) exposed to the test tube viewing space (101).
5. The cell culture experiment teaching demonstration device according to claim 4, wherein the pointer assembly comprises a pointer base (601) fixed with the edge of the protection cover (1) in an inserting manner, the pointer base (601) is formed into a U-shaped groove structure, and the U opening of the U-shaped groove structure faces the edge of the protection cover (1);
and a pointer (602) is fixedly connected with one side of the pointer seat (601) facing the test tube observation space (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921455788.XU CN210488954U (en) | 2019-09-03 | 2019-09-03 | Teaching demonstration device for cell culture experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921455788.XU CN210488954U (en) | 2019-09-03 | 2019-09-03 | Teaching demonstration device for cell culture experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210488954U true CN210488954U (en) | 2020-05-08 |
Family
ID=70538750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921455788.XU Active CN210488954U (en) | 2019-09-03 | 2019-09-03 | Teaching demonstration device for cell culture experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210488954U (en) |
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2019
- 2019-09-03 CN CN201921455788.XU patent/CN210488954U/en active Active
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