CN212758259U

CN212758259U - Laboratory is with digital display agitator of being convenient for fixed test tube

Info

Publication number: CN212758259U
Application number: CN202021470673.0U
Authority: CN
Inventors: 汪岳林; 靳谧靓; 赵姚庆
Original assignee: Chuzhou University
Current assignee: Chuzhou University
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-03-23
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a laboratory is with digital display agitator of being convenient for fixed test tube, including workstation and digital display appearance, set up first logical groove in the workstation, digital display appearance fixed connection is in the top of placing the case. This laboratory is with digital display agitator convenient to fixed test tube is provided with first logical groove, two-way threaded rod, the internal thread cover, backup pad and semicircle board, and the internal thread cover, backup pad and semicircle board symmetry are provided with two sets ofly on two-way threaded rod, at first place the test tube between two sets of semicircle boards on the workstation, then rotatory two-way threaded rod, thereby make the internal thread cover remove in first logical groove, and the internal thread cover drives the backup pad and removes in the second logical inslot when removing, thereby drive two sets of semicircle board rebound, fix the reagent bottle of placing on the workstation, do not need handheld, reduce working strength, improve reagent bottle stability simultaneously, reagent bottle rocks when preventing the stirring, the condition of empting even.

Description

Laboratory is with digital display agitator of being convenient for fixed test tube

Technical Field

The utility model relates to a laboratory technical field specifically is a laboratory is with digital display agitator of being convenient for fixed test tube.

Background

Even if the stirrer is a device for forcing convection and uniform mixing of liquid and gas media, the type, size and rotating speed of the stirrer have influence on the distribution of stirring power between total flow and turbulence pulsation, and the stirrer used in a laboratory, which is generally a digital display stirrer, is mainly used for mixing materials and preventing the materials from precipitating and is more used in biological and chemical experiments.

And do not have any fixing device on its workstation of digital display agitator that uses in the laboratory at present, only can play the effect of placing, in the stirring, must manually hold the test tube, the test tube rocks when preventing to stir, and the test tube can topple over even when serious, leads to the inside liquid of test tube to spill and leak.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laboratory is with digital display agitator of being convenient for fixed test tube to solve the present market that the above-mentioned background art provided and do not have any fixing device on its workstation of digital display agitator that uses in the laboratory, only can play the effect of placing, in the stirring, must manually hold the test tube, the test tube rocks when preventing the stirring, and the test tube can topple over even when serious, leads to the problem that the inside liquid of test tube spills the hourglass.

In order to achieve the above object, the utility model provides a following technical scheme: a digital display stirrer convenient for fixing a test tube for a laboratory comprises a workbench and a digital display instrument, wherein a first through groove is formed in the workbench, a bidirectional threaded rod is movably connected in the first through groove, an internal thread sleeve is connected to the bidirectional threaded rod in a threaded manner, a supporting plate is fixedly connected above the internal thread sleeve, a sliding block is fixedly connected to one side of the supporting plate, the sliding block is clamped and connected in a sliding rail, the sliding rail is fixedly connected to one side of a second through groove, a semicircular plate is fixedly connected above the supporting plate, wherein,

a support rod is fixedly connected above the workbench, a connecting plate is movably connected on the support rod, one side of the connecting plate is fixedly connected with a placing box, a motor is fixedly connected above the placing box, the output end of the motor is fixedly connected with an output shaft, a first belt wheel is fixedly connected on the output shaft, the first belt wheel is movably connected with a second belt wheel through a pulley belt, a rotating shaft is fixedly connected in the second belt wheel, one end of the rotating shaft penetrates through the first bearing and is fixedly connected with a stirring rod, the digital display instrument is fixedly connected above the placing box, one side of the supporting rod is fixedly connected with a side plate, a connecting rod is fixedly connected below the side plate, a second bearing is fixedly connected on the connecting rod, an internal thread cylinder is fixedly connected on one side of the second bearing, the internal thread cylinder is connected with a T-shaped bolt in an internal thread mode, and a base plate is fixedly connected to the tail end of the T-shaped bolt.

Preferably, the cross section of the first through groove is circular, the cross section of the second through groove is rectangular, the cross section of the internal thread sleeve is rhombic, and the diagonal length of the cross section of the internal thread sleeve is equal to the diameter of the cross section of the first through groove.

Preferably, the two groups of sliding blocks and the two groups of sliding rails are symmetrically arranged on two sides of the supporting plate, the length of each sliding rail is equal to that of the corresponding second through groove, and the two groups of sliding blocks, the two groups of sliding rails and the second through grooves form a limiting structure together.

Preferably, the motor, the output shaft, the first belt wheel, the pulley belt, the second belt wheel, the rotating shaft, the first bearing and the stirring rod form a linkage rotating structure.

Preferably, the second bearings, the internal thread cylinders, the T-shaped bolts and the backing plates are arranged on the connecting rod in two groups, and the two groups of second bearings, the internal thread cylinders, the T-shaped bolts, the backing plates and the connecting rod form an anti-toppling structure together.

Preferably, the height of the T-shaped bolt is greater than that of the internal thread cylinder, and the diameter of the internal thread cylinder is smaller than the width of the backing plate.

Compared with the prior art, the beneficial effects of the utility model are that: this laboratory is with digital display agitator convenient to fixed test tube:

1. the test tube fixing device is provided with a first through groove, a two-way threaded rod, an internal thread sleeve, a support plate and two semicircular plates, wherein the internal thread sleeve, the support plate and the semicircular plates are symmetrically provided with two groups on the two-way threaded rod, a test tube is firstly placed between the two groups of semicircular plates on a workbench, then the two-way threaded rod is rotated, because the cross section of the first through groove is circular, the cross section of the internal thread sleeve is rhombic, and the diagonal length of the cross section of the internal thread sleeve is equal to the diameter of the cross section of the first through groove, the internal thread sleeve cannot rotate along with the rotation of the two-way threaded rod, so that the internal thread sleeve moves in the first through groove, and the internal thread sleeve drives the support plate to move in the second through groove while moving, thereby driving the two groups of semicircular plates to move inwards, fixing a reagent, the situation that the reagent bottle shakes or even topples over when stirring is prevented;

2. the reagent bottle fixing device is provided with a sliding block, a sliding rail and a second through groove, wherein the sliding block and the sliding rail are symmetrically provided with two groups at two sides of a supporting plate, and in the process that an internal thread sleeve drives the supporting plate to move, the sliding block can move in the sliding rail along with the movement of the supporting plate due to the fact that the length of the sliding rail is equal to that of the second through groove, so that a reagent bottle is more stable when being fixed, and the situation that two groups of semicircular plates are easy to shake left and right due to gaps between the second through groove and the supporting plate;

3. the stirring device is provided with a side plate, a connecting rod, a second bearing, an internal thread cylinder, T-shaped bolts and base plates, wherein the second bearing, the internal thread cylinder, the T-shaped bolts and the base plates are provided with two groups on the connecting rod, before stirring is started, the two groups of internal thread cylinders are outwards rotated through the two groups of second bearings simultaneously and then are rotated, the two groups of T-shaped bolts push the two groups of base plates to downwards move while rotating through the two groups of internal thread cylinders, so that the two groups of base plates are in contact with the ground, the supporting area of the stirring device is increased, and the stirring device is prevented from.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the part A structure of the present invention;

fig. 3 is a schematic view of the structure of the workbench of the present invention.

In the figure: 1. a work table; 2. a first through groove; 3. a bidirectional threaded rod; 4. an internal thread sleeve; 5. a support plate; 6. a slider; 7. a slide rail; 8. a second through groove; 9. a semicircular plate; 10. a support bar; 11. a connecting plate; 12. placing a box; 13. a motor; 14. an output shaft; 15. a first pulley; 16. a turbine belt; 17. a second pulley; 18. a rotating shaft; 19. a first bearing; 20. a stirring rod; 21. a digital display instrument; 22. a side plate; 23. a connecting rod; 24. a second bearing; 25. an internal threaded barrel; 26. a T-bolt; 27. a backing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a digital display stirrer convenient for fixing test tubes for laboratories comprises a workbench 1, a first through groove 2, a bidirectional threaded rod 3, an internal thread sleeve 4, a support plate 5, a sliding block 6, a sliding rail 7, a second through groove 8, a semicircular plate 9, a support rod 10, a connecting plate 11, a placing box 12, a motor 13, an output shaft 14, a first belt wheel 15, a turbine belt 16, a second belt wheel 17, a rotating shaft 18, a first bearing 19, a stirring rod 20, a digital display instrument 21, a side plate 22, a connecting rod 23, a second bearing 24, an internal thread cylinder 25, a T-shaped bolt 26 and a backing plate 27, wherein the workbench 1 is internally provided with the first through groove 2, the first through groove 2 is movably connected with the bidirectional threaded rod 3, the bidirectional threaded rod 3 is connected with the internal thread sleeve 4 through threads, the support plate 5 is fixedly connected above the internal thread sleeve 4, one side of the support plate 5 is fixedly connected with the sliding block 6, the, the two groups of the sliding blocks 6 and the sliding rails 7 are symmetrically arranged on two sides of the supporting plate 5, the length of the sliding rails 7 is equal to that of the second through grooves 8, the two groups of the sliding blocks 6, the sliding rails 7 and the second through grooves 8 form a limiting structure together, so that the reagent bottle fixing process is more stable, the situation that two groups of semicircular plates 9 are easy to shake left and right due to gaps between the second through grooves 8 and the supporting plate 5 is prevented, the sliding rails 7 are fixedly connected to one side of the second through grooves 8, the cross section of the first through grooves 2 is circular, the cross section of the second through grooves 8 is rectangular, the cross section of the internal thread sleeve 4 is rhombic, the diagonal length of the cross section of the internal thread sleeve 4 is equal to the diameter of the cross section of the first through grooves 2, the internal thread sleeve 4 cannot rotate along with the rotation of the bidirectional threaded rod 3, and the internal thread sleeve 4 can, a semicircular plate 9 is fixedly connected above the supporting plate 5, wherein,

a support rod 10 is fixedly connected above the workbench 1, a connecting plate 11 is movably connected on the support rod 10, a placing box 12 is fixedly connected on one side of the connecting plate 11, a motor 13 is fixedly connected above the placing box 12, an output shaft 14 is fixedly connected with the output shaft 13, a first belt pulley 15 is fixedly connected on the output shaft 14, the first belt pulley 15 is movably connected with a second belt pulley 17 through a pulley belt 16, a rotating shaft 18 is fixedly connected in the second belt pulley 17, one end of the rotating shaft 18 passes through a first bearing 19 and is fixedly connected with a stirring rod 20, the motor 13, the output shaft 14, the first belt pulley 15, the pulley belt 16, the second belt pulley 17, the rotating shaft 18, the first bearing 19 and the stirring rod 20 form a linkage rotating structure, so that the motor 13 can drive the stirring rod 20 to rotate, and a digital display 21 is fixedly connected above the placing box 12, one side of the support rod 10 is fixedly connected with a side plate 22, a connecting rod 23 is fixedly connected below the side plate 22, a second bearing 24 is fixedly connected on the connecting rod 23, one side of the second bearing 24 is fixedly connected with an internal thread cylinder 25, the internal thread cylinder 25 is internally connected with a T-shaped bolt 26, the tail end of the T-shaped bolt 26 is fixedly connected with a backing plate 27, the second bearing 24, the internal thread cylinder 25, the T-shaped bolt 26 and the backing plate 27 are provided with two groups on the connecting rod 23, the two groups of second bearings 24, the internal thread cylinder 25, the T-shaped bolt 26, the backing plate 27 and the connecting rod 23 form an anti-toppling structure together, the two groups of T-shaped bolts 26 are rotated, the two groups of backing plates 27 are pushed to move downwards while the two groups of T-shaped bolts 26 are rotated through the two groups of internal thread cylinders 25, so that the two, the height of the T-shaped bolt 26 is greater than that of the internal thread cylinder 25, and the diameter of the internal thread cylinder 25 is smaller than that of the backing plate 27, so that the situation that the backing plate 27 is too small in area, the device cannot be stably supported, and the device is likely to topple over is still avoided.

The working principle is as follows: when the digital display stirrer convenient for fixing the test tube is used in a laboratory, the device is simply known, firstly, the test tube is placed between two groups of semicircular plates 9 on a workbench 1, then the bidirectional threaded rod 3 is rotated, because the cross section of the first through groove 2 is circular, the cross section of the internal thread sleeve 4 is rhombic, and the diagonal length of the cross section of the internal thread sleeve 4 is equal to the diameter of the cross section of the first through groove 2, the internal thread sleeve 4 cannot rotate along with the rotation of the bidirectional threaded rod 3, so that the internal thread sleeve 4 moves in the first through groove 2, and the internal thread sleeve 4 drives the supporting plate 5 to move in the second through groove 8 while moving, thereby driving the two groups of semicircular plates 9 to move inwards, fixing a reagent bottle placed on the workbench 1, not needing to be held by hand, reducing the working strength, and simultaneously improving the stability of the reagent bottle, prevent the reagent bottle from shaking or even toppling over during stirring, secondly, in the process that the inner thread sleeve 4 drives the support plate 5 to move, because the length of the slide rail 7 is equal to the length of the second through groove 8, the slide block 6 can move in the slide rail 7 along with the movement of the support plate 5, thereby enabling the reagent bottle to be more stable during fixing, preventing the two groups of semi-circular plates 9 from shaking left and right easily due to the gap between the second through groove 8 and the support plate 5, then, before stirring begins, the two groups of second bearings 24 rotate the two groups of inner thread cylinders 25 outwards at the same time, then the two groups of T-shaped bolts 26 are rotated, the two groups of T-shaped bolts 26 push the two groups of backing plates 27 to move downwards while rotating the two groups of inner thread cylinders 25, so that the two groups of backing plates 27 are in contact with the ground, thereby increasing the supporting area of the device, the motor 13 is started, the motor 13 drives the first belt pulley 15 to rotate through the output shaft 14, the first belt pulley 15 drives the second belt pulley 17 to rotate through the belt pulley 16, the second belt pulley 17 drives the rotating shaft 18 to rotate while rotating, the rotating shaft 18 drives the stirring rod 20 to rotate through the first bearing 19, and therefore the solution in the reagent bottle is stirred, and the content which is not described in detail in the description belongs to the prior art which is well known to a person skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a laboratory is with digital display agitator convenient to fixed test tube, includes workstation (1) and digital display appearance (21), its characterized in that: a first through groove (2) is formed in the workbench (1), a bidirectional threaded rod (3) is movably connected in the first through groove (2), an internal thread sleeve (4) is connected to the bidirectional threaded rod (3) in a threaded manner, a support plate (5) is fixedly connected above the internal thread sleeve (4), a sliding block (6) is fixedly connected to one side of the support plate (5), the sliding block (6) is clamped and connected in a sliding rail (7), the sliding rail (7) is fixedly connected to one side of a second through groove (8), a semicircular plate (9) is fixedly connected above the support plate (5), wherein,

the upper part of the workbench (1) is fixedly connected with a support rod (10), the support rod (10) is movably connected with a connecting plate (11), one side of the connecting plate (11) is fixedly connected with a placing box (12), the upper part of the placing box (12) is fixedly connected with a motor (13), the output end of the motor (13) is fixedly connected with an output shaft (14), the output shaft (14) is fixedly connected with a first belt wheel (15), the first belt wheel (15) is movably connected with a second belt wheel (17) through a belt wheel (16), a rotating shaft (18) is fixedly connected in the second belt wheel (17), one end of the rotating shaft (18) penetrates through a first bearing (19) and is fixedly connected with a stirring rod (20), a digital display (21) is fixedly connected above the placing box (12), one side of the support rod (10) is fixedly connected with a side plate (22), the lower part fixedly connected with connecting rod (23) of curb plate (22), fixedly connected with second bearing (24) on connecting rod (23), one side fixed connection of second bearing (24) has an internal thread section of thick bamboo (25), internal thread section of thick bamboo (25) female connection has T type bolt (26), the terminal fixedly connected with backing plate (27) of T type bolt (26).

2. The digital display stirrer for the laboratory convenient for fixing the test tube according to claim 1, characterized in that: the cross section of the first through groove (2) is circular, the cross section of the second through groove (8) is rectangular, the cross section of the internal thread sleeve (4) is rhombic, and the diagonal length of the cross section of the internal thread sleeve (4) is equal to the diameter of the cross section of the first through groove (2).

3. The digital display stirrer for the laboratory convenient for fixing the test tube according to claim 1, characterized in that: the two groups of sliding blocks (6) and the sliding rails (7) are symmetrically arranged on two sides of the supporting plate (5), the length of each sliding rail (7) is equal to that of the corresponding second through groove (8), and the two groups of sliding blocks (6), the sliding rails (7) and the corresponding second through grooves (8) form a limiting structure.

4. The digital display stirrer for the laboratory convenient for fixing the test tube according to claim 1, characterized in that: the motor (13), the output shaft (14), the first belt wheel (15), the turbine belt (16), the second belt wheel (17), the rotating shaft (18), the first bearing (19) and the stirring rod (20) form a linkage rotating structure.

5. The digital display stirrer for the laboratory convenient for fixing the test tube according to claim 1, characterized in that: the anti-falling device is characterized in that two groups of second bearings (24), internal thread cylinders (25), T-shaped bolts (26) and backing plates (27) are arranged on the connecting rod (23), and the two groups of second bearings (24), the internal thread cylinders (25), the T-shaped bolts (26), the backing plates (27) and the connecting rod (23) form an anti-falling structure.

6. The digital display stirrer for the laboratory convenient for fixing the test tube according to claim 1, characterized in that: the height of the T-shaped bolt (26) is larger than that of the internal thread cylinder (25), and the diameter of the internal thread cylinder (25) is smaller than the width of the backing plate (27).