CN215743593U

CN215743593U - Test tube rack for biological medicine experiments

Info

Publication number: CN215743593U
Application number: CN202120832799.6U
Authority: CN
Inventors: 朱晓雷; 吴曼
Original assignee: Bangshi Suzhou Biomedical Technology Co ltd
Current assignee: Bangshi Suzhou Biomedical Technology Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-02-08
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a test tube placing rack for biomedical experiments, which comprises a base, wherein a plurality of grooves are arranged on the base, a mounting plate is connected onto the base through a lifting support, a plurality of mounting holes are arranged on the mounting plate, the mounting holes are opposite to the grooves, an inner cavity is arranged on the mounting plate, two clamping blocks are slidably connected to two sides of the mounting hole, one opposite ends of the two clamping blocks penetrate into the mounting hole and are connected with arc-shaped clamping plates, a gear ring is rotatably connected onto the wall of the mounting hole, an inclined sliding groove is arranged on each clamping block, a sliding block is connected onto each gear ring and is movably connected into the corresponding sliding groove, a push rod is slidably connected into the inner cavity, a rack meshed with the gear ring is connected onto the push rod, one end of the push rod is connected with one end of a spring, and the other end of the spring is fixed into the inner cavity, the rack passes through lifting support with the arc splint can be fixed the test tube of different specifications, and adaptability is stronger.

Description

Test tube rack for biological medicine experiments

Technical Field

The utility model relates to the technical field of biological medicine experiments, in particular to a test tube placing rack for biological medicine experiments.

Background

The biological medicine industry is composed of biotechnology industry and medicine industry together, and pharmaceutical industry and biomedical engineering industry are two big pillars of modern medicine industry, can carry out many research experiments in the biological medicine industry often, consequently will use many test tubes as appurtenance, must use some test-tube rack to place the test tube of different models in the test tube use, play fine placing and guard action to the test tube, play very big effect to the research experiment.

Among the prior art, test-tube rack stability for the biological medicine experiments is relatively poor, causes turning on one's side of test-tube rack easily, and the height of mounting hole and support is fixed, can only fix the test tube of single specification, and the limitation is great, consequently, urgently needed to provide a test tube rack for the biological medicine experiments.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the embodiment of the utility model provides a test tube rack for a biological medicine experiment, so as to solve the problems in the background art.

The embodiment of the application discloses: a test tube placing rack for biological medicine experiments comprises a base, wherein a plurality of grooves are formed in the upper end face of the base, a mounting plate is connected to the base through a lifting support, a plurality of mounting holes are formed in the mounting plate and are right opposite to the grooves, a first inner cavity is formed in the mounting plate, two sides of each mounting hole are connected with two clamping blocks in a sliding mode through sliding rails, opposite ends of the two clamping blocks penetrate into the mounting holes and are connected with arc-shaped clamping plates, a gear ring is rotatably connected to the wall of each mounting hole and is located below the clamping blocks, oblique sliding grooves are formed in the clamping blocks, one ends of the oblique sliding grooves, which are high, are far away from the mounting holes, sliding blocks are connected to the gear ring and are movably connected into the sliding grooves, rolling bearings are connected to the sliding blocks, and push rods are connected to the first inner cavity through sliding rails in a sliding mode, the push rod is connected with a first rack meshed with the gear ring, one end of the push rod is connected with one end of a first spring, the other end of the first spring is fixed in the first inner cavity through a connecting block, the upper end face of the push rod is connected with a push block, a through groove matched with the push block is formed in the upper wall of the first inner cavity, and the push block extends out of the first inner cavity.

Preferably, the lifting support comprises sleeves vertically fixed on two sides of the upper end face of the base, a support rod is connected in the sleeves in a sliding manner, the upper end of the support rod is fixed on the lower end face of the mounting plate, the support rod is provided with a second inner cavity, a movable rod is connected in the second inner cavity through a vertical sliding rail, the top end of the movable rod penetrates through the mounting plate, a second spring is connected between the bottom end of the movable rod and the bottom face of the second inner cavity, a limiting block is connected in the second inner cavity through a transverse sliding rail in a sliding manner, one end, far away from the movable rod, of the limiting block penetrates outside the second inner cavity, a plurality of limiting grooves are formed in the inner wall of each sleeve, the limiting block extends into the limiting grooves, a second rack is vertically arranged on one face, right opposite to the limiting block, of the movable rod is rotatably connected in the second inner cavity through a pin shaft, and is meshed with the second rack, the eccentric position department of second gear is equipped with the boss, the stopper is close to the one end of gear is equipped with vertical logical groove, boss swing joint be in logical inslot, the cover is equipped with antifriction bearing on the boss.

Preferably, each corner of the lower end surface of the base is connected with a fastening sucker.

Preferably, the surface of the groove is connected with a rubber pad.

The utility model has the following beneficial effects: the fastening sucking disc can with the rack is fixed to table surface, makes it more firm place to turn on one's side, lifting support is adjustable the height of mounting hole makes the test tube of different length can be fixed to the rack promotes the ejector pad, through in the mounting panel the push rod first rack the ring gear the slider with the slider drive is two the clamp splice drives two splint and keeps away from each other, makes the test tube of different diameters of mounting hole mountable loosens the ejector pad, two the clamp splice recovers under the spring action of spring, grasps the test tube, thereby makes the test tube of different diameters can be fixed to the rack, and adaptability is stronger.

In order to make the aforementioned and other objects, features and advantages of the utility model comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a part of a test tube holder for biomedical experiments.

Fig. 2 is a schematic view of the mounting hole structure.

Fig. 3 is a schematic view of the support rod structure.

Reference numerals of the above figures: 1. a base; 2. a groove; 3. mounting a plate; 4. mounting holes; 5. a first lumen; 6. a clamping block; 7. a splint; 8. a ring gear; 9. a chute; 10. a slider; 11. a push rod; 12. a first rack; 13. a first spring; 14. a push block; 15. a sleeve; 16. a support bar; 17. a second lumen; 18. a movable rod; 19. a second spring; 20. a limiting block; 21. a limiting groove; 22. a second rack; 23. a gear; 24. a boss; 25. a vertical through groove; 26. and (5) fastening the sucker.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, a test tube placement rack for biomedicine comprises a base 1, a plurality of grooves 2 are arranged on the upper end face of the base 1, a mounting plate 3 is connected to the base 1 through a lifting support, a plurality of mounting holes 4 are arranged on the mounting plate 3, the mounting holes 4 are right opposite to the grooves 2, the mounting plate 3 is provided with a first inner cavity 5, two sides of the mounting hole 4 are slidably connected with two clamping blocks 6 through sliding rails, opposite ends of the two clamping blocks 6 penetrate into the mounting hole 4 and are connected with arc-shaped clamping plates 7, a gear ring 8 is rotatably connected to the wall of the mounting hole 4, the gear ring 8 is positioned below the clamping blocks 6, an oblique sliding groove 9 is arranged on the clamping blocks 6, one end of the oblique sliding groove 9, which is high, is far away from the mounting hole 4, a sliding block 10 is connected to the gear ring 8, and the sliding block 10 is movably connected to the sliding groove 9, the sliding block 10 is connected with a rolling bearing, a push rod 11 is connected in the first inner cavity 5 in a sliding manner through a sliding rail, a first rack 12 meshed with the gear ring 8 is connected on the push rod 11, one end of the push rod 11 is connected with one end of a first spring 13, the other end of the first spring 13 is fixed in the first inner cavity 5 through a connecting block, the upper end face of the push rod 11 is connected with a push block 14, the upper wall of the first inner cavity 5 is provided with a through groove 25 matched with the push block 14, the push block 14 extends out of the first inner cavity 5, in an initial state, the sliding block 10 is located at one end higher than the sliding groove 9 to push the push block 14, the push block 14 drives the push rod 11 to slide, the first spring 13 is compressed, the push rod 11 drives the gear ring 8 to rotate anticlockwise through the first rack 12, the sliding block 10 pushes the clamping block 6 to slide towards one side far away from the mounting hole 4 through the lower inclined face of the sliding groove 9, two clamp splice 6 drives two respectively arc splint 7 keeps away from each other, will treat that fixed test tube inserts in mounting hole 4, the bottom of test tube stretches into in the recess 2, loosen movable rod 18, first spring 13 recovers, first spring 13's elasticity drive movable rod 18 reverse slip, and then the drive ring gear 8 clockwise rotation, slider 10 promotes the last inclined plane of spout 9 makes two arc splint 7 presss from both sides tightly the test tube, thereby makes the test tube of different diameters can be fixed to the rack, lifting support is adjustable mounting hole 4 with distance between the base 1 makes the rack can place the test tube of different length.

The lifting support comprises a sleeve 15 vertically fixed on two sides of the upper end face of the base 1, a support rod 16 is connected in the sleeve 15 in a sliding manner, the upper end of the support rod 16 is fixed on the lower end face of the mounting plate 3, the support rod 16 is provided with a second inner cavity 17, a movable rod 18 is connected in the second inner cavity 17 through a vertical sliding rail, the top end of the movable rod 18 penetrates through the mounting plate 3, a second spring 19 is connected between the bottom end of the movable rod 18 and the bottom face of the second inner cavity 17, a limit block 20 is connected in the second inner cavity 17 through a transverse sliding rail in a sliding manner, one end, away from the movable rod 18, of the limit block 20 penetrates outside the second inner cavity 17, a plurality of limit grooves 21 are arranged on the inner wall of the sleeve 15, the limit block 20 extends into the limit grooves 21, and the movable rod 18 is vertically provided with a second rack 22 just opposite to one face of the limit block 20, a gear 23 meshed with the second rack 22 is rotatably connected in the second inner cavity 17 through a pin shaft, a boss 24 is arranged at the eccentric position of the second gear 23, a vertical through groove 25 is arranged at one end, close to the gear 23, of the limiting block 20, the boss 24 is movably connected in the through groove 25, a rolling bearing is sleeved on the boss 24, when the height of the mounting hole 4 needs to be adjusted, the movable rod 18 is pressed down, the second spring 19 is compressed, the movable rod 18 drives the gear 23 to rotate through the second rack 22, the gear 23 drives the boss 24 to rotate clockwise, the inner wall of the vertical through groove 25 is further pushed, the limiting block 20 slides out of the limiting groove 21 rightwards, the mounting plate 3 is pulled upwards along the axial direction of the sleeve 15, so that the height of the mounting hole 4 is adjusted, and test tubes with different lengths can be placed on the placing rack, after the mounting plate 3 is adjusted to a proper height, the movable rod 18 is loosened, the second spring 19 is reset, the gear 23 rotates reversely, and the boss 24 pushes the limiting block 20 to be inserted into the limiting hole leftwards, so that the mounting plate 3 is fixed.

Each angle of the lower end face of the base 1 is connected with a fastening sucker 26, so that the base 1 is conveniently fixed on a working table surface to prevent the placing rack from turning on one side.

The surface of the groove 2 is connected with a rubber pad, so that the test tube can be prevented from being collided and damaged.

The use process of the rack is as follows: the rack is fixed on a workbench surface through the fastening sucker 26, the rack is prevented from being turned over laterally, the push block 14 is pushed, the push block 14 drives the push rod 11 to slide, the first spring 13 is compressed, the push rod 11 drives the gear ring 8 to rotate anticlockwise through the first rack 12, the slider 10 pushes the clamping blocks 6 to slide towards one side far away from the mounting hole 4 through the lower inclined surface of the sliding groove 9, the two clamping blocks 6 respectively drive the two arc-shaped clamping plates 7 to be away from each other, a test tube to be fixed is inserted into the mounting hole 4, the bottom of the test tube extends into the groove 2, the movable rod 18 is loosened, the first spring 13 is restored, the elastic force of the first spring 13 drives the movable rod 18 to slide reversely, the gear ring 8 is driven to rotate clockwise, and the slider 10 pushes the upper inclined surface of the sliding groove 9, make two arc splint 7 press from both sides tightly the test tube to make the test tube of different diameters can be fixed to the rack, lifting support is adjustable mounting hole 4 with distance between the base 1 makes the test tube of different length can be placed to the rack.

The principle and the implementation mode of the utility model are explained by applying specific embodiments in the utility model, and the description of the embodiments is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a test tube rack for biological medicine experiments which characterized in that: the clamping device comprises a base, wherein a plurality of grooves are formed in the upper end face of the base, a mounting plate is connected to the base through a lifting support, a plurality of mounting holes are formed in the mounting plate and are right aligned to the grooves, a first inner cavity is formed in the mounting plate, two clamping blocks are connected to two sides of the mounting hole in a sliding mode through sliding rails, one ends, opposite to the two clamping blocks, penetrate into the mounting hole and are connected with arc-shaped clamping plates, a gear ring is rotatably connected to the wall of the mounting hole and is located below the clamping blocks, oblique sliding grooves are formed in the clamping blocks, the mounting hole is far away from the high end of each oblique sliding groove, sliding blocks are connected to the gear ring and are movably connected to the sliding grooves, rolling bearings are connected to the sliding blocks, a push rod is connected to the first inner cavity through the sliding rails in a sliding mode, and a first rack meshed with the gear ring is connected to the push rod, the one end of push rod is connected with the one end of first spring, the other end of first spring passes through the connecting block to be fixed in first inner chamber, the up end of push rod is connected with the ejector pad, the upper wall of first inner chamber be equipped with the logical groove that the ejector pad matches, the ejector pad stretches out outside the first inner chamber.

2. The test tube placement rack for the biological medicine experiment according to claim 1, characterized in that: the lifting support comprises sleeves vertically fixed on two sides of the upper end face of the base, supporting rods are connected in the sleeves in a sliding mode, the upper ends of the supporting rods are fixed on the lower end face of the mounting plate, the supporting rods are provided with second inner cavities, movable rods are connected in the second inner cavities through vertical sliding rails, the top ends of the movable rods penetrate through the mounting plate, second springs are connected between the bottom ends of the movable rods and the bottom face of the second inner cavity, limiting blocks are connected in the second inner cavities through transverse sliding rails in a sliding mode, one ends, far away from the movable rods, of the limiting blocks penetrate outside the second inner cavities, a plurality of limiting grooves are formed in the inner walls of the sleeves, the limiting blocks extend into the limiting grooves, second racks are vertically arranged on the surfaces, facing the limiting blocks, of the movable rods, and gears meshed with the second racks are rotatably connected in the second inner cavities through pin shafts, the eccentric position department of gear is equipped with the boss, the stopper is close to the one end of gear is equipped with vertical logical groove, boss swing joint be in lead to the inslot, the cover is equipped with antifriction bearing on the boss.

3. The test tube placement rack for the biological medicine experiment according to claim 1, characterized in that: and each corner of the lower end surface of the base is connected with a fastening sucker.

4. The test tube placement rack for the biological medicine experiment according to claim 1, characterized in that: the surface of the groove is connected with a rubber pad.