CN215429173U

CN215429173U - Dedicated laboratory bench of biological laboratory

Info

Publication number: CN215429173U
Application number: CN202122116034.5U
Authority: CN
Inventors: 吴平良
Original assignee: Jiangxi Xingliang School Tools Co ltd
Current assignee: Jiangxi Xingliang School Tools Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-07
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a special experiment table for a biological laboratory, which relates to the technical field of experiment tables and comprises an experiment table, wherein a cover plate is arranged on the end surface of the experiment table, a clamping block is arranged inside the experiment table, a groove is formed inside the experiment table, a bottom plate is arranged inside the groove, a hand wheel extending into the groove is arranged at one end of the groove, a driving gear is fixedly connected to one end of the hand wheel, a lead screw is fixedly connected to one end of the driving gear, and a driven gear is connected to one side of the driving gear through gear meshing. The utility model effectively solves the technical problem that the experiment table microscope is easy to displace and damage by arranging the clamping block, the screw rod, the hand wheel, the cover plate, the bottom plate, the moving frame, the connecting rod, the driving gear, the driven gear, the first gear and the second gear; through setting up fixture block, reset spring, spout and slider, effectively solved the limited problem of fixture block application range.

Description

Dedicated laboratory bench of biological laboratory

Technical Field

The utility model relates to the technical field of experiment tables, in particular to a special experiment table for a biological laboratory.

Background

A laboratory table is a table for biological, chemical and physical experiments, and in a biological laboratory, a special laboratory table is required to be used, and the laboratory table generally has components necessary for biological experiments, such as a water tank, a water pipe and a microscope.

When the existing laboratory special for the biological chamber is used, the microscope is high in height and high in gravity center, so that the microscope is easy to shift under the mistaken collision of an operator, a biological sample in a glass slide is deviated, and the biological sample needs to be corrected again, which wastes time and labor; secondly, the displacement of the microscope is easily toppled, thereby causing damage to the internal lens of the microscope and causing economic loss.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem, the utility model aims to provide a special biological laboratory experiment table to solve the technical problem that the existing special biological experiment table microscope is easy to displace and damage.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a dedicated laboratory bench of biological laboratory, includes the laboratory bench, the apron has been seted up to the terminal surface of laboratory bench, and the inside of laboratory bench is provided with the fixture block, the recess has been seted up to the inside of laboratory bench, and the inside of recess is provided with the bottom plate, the inside hand wheel that extends to the recess is installed to the one end of recess, and the one end fixedly connected with driving gear of hand wheel, the one end fixedly connected with lead screw of driving gear, and one side of driving gear is connected with driven gear through gear engagement, the inside of recess is located the below of apron and installs No. one gear, and the inside of recess is located one side of No. one gear and installs No. two gears, the movable block has been cup jointed through the screw to driven gear's outer wall, and the one end of movable block is connected with the connecting rod that links to each other with the bottom plate.

Through adopting above-mentioned technical scheme for the microscope can be fixed spacing, thereby plays the effect of protection microscope.

The utility model is further arranged in a way that the driving gear is meshed with the driven gear through a gear, a tooth wall is fixed at the bottom end of the cover plate, the cover plate is meshed with the first gear through the tooth wall, and the cover plate is meshed with the second gear through the tooth wall.

Through adopting above-mentioned technical scheme, play the effect of power transmission.

The utility model is further provided that the driven gear is in transmission connection with the first gear through a turntable and a belt, and the screw rod is in transmission connection with the second gear through the turntable and the belt.

Through adopting above-mentioned technical scheme, play driven effect.

The utility model is further provided that the connecting rod is rotationally connected with the moving blocks through the rotating shaft, the connecting rod is rotationally connected with the bottom plate through the rotating shaft, the inner wall of one group of the moving blocks is provided with internal threads matched with the positive threads of the outer wall of one end of the screw rod, and the inner wall of the second group of the screw rod is provided with internal threads matched with the negative threads of the outer wall of the other end of the screw rod.

Through adopting above-mentioned technical scheme, play the effect of jacking bottom plate.

The utility model is further arranged in such a way that a sliding groove is formed in the bottom plate, a return spring is arranged in the sliding groove, and a sliding block connected with the return spring is fixed at the bottom end of the clamping block.

By adopting the technical scheme, the effect of adapting to microscopes with different bases is achieved.

In summary, the utility model mainly has the following beneficial effects:

1. the utility model is provided with a clamping block, a screw rod, a hand wheel, a cover plate, a bottom plate, a moving frame, a connecting rod, a driving gear, a driven gear, a first gear and a second gear, when the clamping block is needed to be used, the hand wheel is rotated, the driving gear is driven to rotate by the rotation of the hand wheel, the driving gear drives the driven gear to rotate by the meshing action of the gears, the first gear is driven to rotate by the transmission action of a turntable and a belt after the driven gear rotates, the first gear drives one group of cover plates to move outwards by the meshing action of the first gear and the tooth walls at the bottom ends of the cover plates, meanwhile, when the hand wheel rotates, the screw rod rotates along with the hand wheel, the turntable and the belt at one end of the screw rod drive the second gear to rotate, the second gear drives the other group of cover plates to move outwards by the meshing action of the tooth walls at the bottom ends of the cover plates, thereby realizing the opening of the cover plates, the rotating of the screw rod can enable the moving block positioned on the outer wall of the screw rod to move inwards under the action of the threads, so that the moving block can enable the connecting rod to rotate, the connecting rod can push the bottom plate to move upwards after rotating, the jacking effect on the clamping block is achieved, the clamping block is unfolded, limiting and fixing of the microscope are facilitated, the clamping block and the bottom plate can be accommodated in the groove by rotating the hand wheel reversely, meanwhile, the cover plate is closed, the table area of the experiment table is not occupied, the biological experiment is facilitated, and the technical problem that the microscope of the experiment table is prone to displacement and damage is effectively solved;

2. according to the utility model, by arranging the fixture block, the reset spring, the sliding groove and the sliding block, when the microscope with a larger limiting base needs to be fixed, the fixture block is pushed outwards, the fixture block moves on the inner wall of the sliding groove through the sliding block while the fixture block extrudes the reset spring, so that the distance between the two sets of fixture blocks is increased, the microscope with the larger limiting base is placed, the practicability of the fixture block is improved, and the problem that the application range of the fixture block is limited is effectively solved.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is an expanded view of the stop table of the present invention;

FIG. 3 is a front cross-sectional view of the present invention;

FIG. 4 is a schematic view of a stop table according to the present invention;

FIG. 5 is a schematic view of a lead screw transmission structure of the present invention;

fig. 6 is a schematic diagram of a cartridge structure according to the present invention.

In the figure: 1. a laboratory bench; 2. a cover plate; 3. a clamping block; 4. a groove; 5. a base plate; 6. a hand wheel; 7. a driving gear; 8. a screw rod; 9. a driven gear; 10. a first gear; 11. a second gear; 12. a moving block; 13. a connecting rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A special experiment table for a biological laboratory is shown in figures 1-6 and comprises an experiment table 1, a cover plate 2 is arranged on the end face of the experiment table 1, a clamping block 3 is arranged inside the experiment table 1, a groove 4 is arranged inside the experiment table 1, a bottom plate 5 is arranged inside the groove 4, a sliding groove is arranged inside the bottom plate 5, a reset spring is arranged inside the sliding groove, a sliding block connected with the reset spring is fixed at the bottom end of the clamping block 3, the clamping block 3 can be self-adaptive according to the size of a microscope base, the application range is enlarged, a hand wheel 6 extending into the groove 4 is arranged at one end of the groove 4, a driving gear 7 is fixedly connected at one end of the hand wheel 6, a lead screw 8 is fixedly connected at one end of the driving gear 7, a driven gear 9 is connected at one side of the driving gear 7 through gear meshing, a first gear 10 is arranged below the cover plate 2 inside the groove 4, and a second gear 11 is arranged at one side of a first gear 10 in the groove 4, a driving gear 7 is meshed with a driven gear 9 through a gear, a tooth wall is fixed at the bottom end of the cover plate 2, the cover plate 2 is meshed with the first gear 10 through the tooth wall, the cover plate 2 is meshed with the second gear 11 through the tooth wall, the driving gear 7 drives the driven gear 9 to rotate after rotating, the first gear 10 drives one group of cover plates 2 to move outwards through the action of gear meshing, similarly, the second gear 11 drives the other group of cover plates 2 to move outwards through the action of gear meshing, a moving block 12 is sleeved on the outer wall of the driven gear 9 through a thread, one end of the moving block 12 is connected with a connecting rod 13 connected with the bottom end of the bottom plate 5, the connecting rod 13 is rotationally connected with the moving block 12 through a rotating shaft, the connecting rod 13 is rotationally connected with the bottom plate 5 through a rotating shaft, an inner wall of the group of moving blocks 12 is provided with an inner thread matched with a positive thread on the outer wall of one end of the screw rod 8, the inner wall of the second group of lead screws 8 is provided with an internal thread matched with the reverse thread of the outer wall of the other end of the lead screw 8, and the lead screw 8 can make the moving block 12 move in the opposite direction or the opposite direction under the action of the thread after rotating, so that the effect of jacking or descending the bottom plate 5 is played, the fixture block 3 can be unfolded and stored, and the use is convenient.

Referring to fig. 4, the driven gear 9 is in transmission connection with the first gear 10 through a turntable and a belt, the screw rod 8 is in transmission connection with the second gear 11 through a turntable and a belt, the driven gear 9 drives the first gear 10 to rotate through the transmission action of the belt and the turntable after rotating, and the screw rod 8 drives the second gear 11 to rotate through the transmission action of the turntable and the belt after rotating.

The working principle of the utility model is as follows: when the clamping block 3 is needed to be used, the hand wheel 6 is rotated, the hand wheel 6 can drive the driving gear 7 to rotate after being rotated, the driving gear 7 drives the driven gear 9 to rotate through the gear meshing action, the driven gear 9 drives the first gear 10 to rotate through the transmission action of the rotary disc and the belt after being rotated, and the first gear 10 can drive the group of cover plates 2 to move outwards through the meshing action with the tooth walls at the bottom ends of the cover plates 2 after being rotated;

meanwhile, when the hand wheel 6 rotates, the screw rod 8 rotates along with the hand wheel 6, the turntable and the belt at one end of the screw rod 8 drive the second gear 11 to rotate, and the second gear 11 drives the other group of cover plates 2 to move outwards through the meshing action with the tooth walls at the bottom ends of the cover plates 2, so that the cover plates 2 are opened;

when the cover plate 2 is opened, the moving block 12 positioned on the outer wall of the screw rod 8 can move inwards under the action of the threads by the rotation of the screw rod 8 (the limit effect of the inner wall of the groove on the bottom plate 5 can also limit the moving block 12 due to the fact that the bottom plate 5 is matched with the inner wall of the groove), and then the moving block 12 can enable the connecting rod 13 to rotate, and the bottom plate 5 can be pushed to move upwards after the connecting rod 13 rotates, so that the jacking effect on the fixture block 3 is achieved, the fixture block 3 can be unfolded, and the microscope can be conveniently limited and fixed;

when the hand wheel 6 is rotated reversely, the clamping block 3 and the bottom plate 5 are accommodated in the groove, and the cover plate 2 is closed, so that the table area of the experiment table 1 is not occupied, and the biological experiment is convenient to carry out;

when the microscope of the great base of fixed spacing of needs, promote fixture block 3 to the outside, when 3 extrusion reset springs of fixture block, fixture block 3 can remove at the spout inner wall through the slider, and then makes the interval grow between two sets of fixture blocks 3, later with the microscope of great base put into and spacing fixed can.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. A dedicated laboratory bench of biological laboratory, includes laboratory bench (1), its characterized in that: the end face of the experiment table (1) is provided with a cover plate (2), a clamping block (3) is arranged inside the experiment table (1), a groove (4) is formed inside the experiment table (1), a bottom plate (5) is arranged inside the groove (4), a hand wheel (6) extending into the groove (4) is installed at one end of the groove (4), a driving gear (7) is fixedly connected at one end of the hand wheel (6), a lead screw (8) is fixedly connected at one end of the driving gear (7), a driven gear (9) is connected to one side of the driving gear (7) through gear meshing, a first gear (10) is installed below the cover plate (2) inside the groove (4), a second gear (11) is installed at one side of the first gear (10) inside the groove (4), and a moving block (12) is sleeved on the outer wall of the driven gear (9) through threads, and one end of the moving block (12) is connected with a connecting rod (13) connected with the bottom end of the bottom plate (5).

2. The biological laboratory dedicated laboratory table according to claim 1, characterized in that: the driving gear (7) is connected with the driven gear (9) through gear engagement, the bottom end of the cover plate (2) is fixed with a tooth wall, the cover plate (2) is connected with the first gear (10) through the tooth wall in an engagement mode, and the cover plate (2) is connected with the second gear (11) through the tooth wall in an engagement mode.

3. The biological laboratory dedicated laboratory table according to claim 1, characterized in that: driven gear (9) are connected through carousel and belt transmission with a gear (10), lead screw (8) are connected through carousel and belt transmission with No. two gears (11).

4. The biological laboratory dedicated laboratory table according to claim 1, characterized in that: the connecting rod (13) is rotatably connected with the moving block (12) through a rotating shaft, the connecting rod (13) is rotatably connected with the bottom plate (5) through the rotating shaft, internal threads matched with the positive threads of the outer wall of one end of the screw rod (8) are arranged on the inner wall of one group of the moving block (12), and internal threads matched with the negative threads of the outer wall of the other end of the screw rod (8) are arranged on the inner wall of the second group of the screw rod (8).

5. The biological laboratory dedicated laboratory table according to claim 1, characterized in that: the bottom plate (5) is internally provided with a sliding groove, a return spring is arranged in the sliding groove, and a sliding block connected with the return spring is fixed at the bottom end of the clamping block (3).