CN211099179U

CN211099179U - Test tube rack

Info

Publication number: CN211099179U
Application number: CN201921503880.9U
Authority: CN
Inventors: 余杰
Original assignee: Chifeng University
Current assignee: Chifeng University
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-07-28
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a test-tube rack, including base, inversion pole, first carousel, second carousel and test-tube rack, base upper end intermediate position department welded fastening has rolling bearing, rolling bearing top welded fastening has the support column, the base upper end sets up the inversion groove that four group's annular array set up, every group inversion tank bottom intermediate position department all is equipped with the inversion pole through the fix with screw, support column middle part welded fastening has first carousel, set up the constant head tank that multiunit annular array set up on the first carousel, every group the equal welded fastening in test-tube rack bottom has the connecting rod, and every group connecting rod passes through screw thread fixed connection on first carousel, support column top welded fastening has the second carousel, every group the test tube hole that vertical lining up is all seted up on the second carousel directly over the constant head tank corresponds. This test-tube rack through being provided with rubber ring and rubber pad, can reduce the phenomenon of colliding with of test tube and test-tube rack, prolongs the life of test tube.

Description

Test tube rack

Technical Field

The utility model belongs to the technical field of laboratory paraphernalia, concretely relates to test-tube rack.

Background

The test tube rack is a common device in a laboratory, especially a chemical laboratory, and a large number of test tubes are often used for comparison test and detection. During the chemical experiment, need use the test tube for a long time, and the placing of test tube needs use the test-tube rack, and the pipe rack is used for placing (also can place the test tube on the test-tube rack sometimes, observes the phenomenon of certain experiment), dries the most basic laboratory glassware in the chemical laboratory that the test tube was used, has corresponding number little post and aperture in the test-tube rack, and the foraminiferous one can be put the test tube vertically for use or so that continue the going on of observing the reaction.

At present, a plurality of types of test tube racks are available on the market, the test tube racks are generally made of metal or plastic, the elasticity is poor, and the test tube racks often collide with test tubes when in use, so that the service life of the test tubes is influenced; in addition, the test tube rack generally has many rows, and the height of each row of test tube rack is unanimous, inconvenient observation and getting and putting.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a test-tube rack to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a test tube rack comprises a base, an inverted rod, a first rotary table, a second rotary table and a test tube rack, wherein a rotary bearing is welded and fixed at the middle position of the upper end part of the base, the top of the rotating bearing is fixedly welded with a supporting column, the upper end part of the base is provided with four groups of inverted grooves arranged in an annular array, the middle position of the bottom of each group of inverted grooves is provided with an inverted rod fixed by a screw, a first turntable is welded and fixed at the middle part of the supporting column, a plurality of groups of positioning grooves arranged in an annular array are arranged on the first turntable, a plurality of groups of threaded holes are arranged on the periphery of the first turntable, a connecting rod is welded and fixed at the bottom of each group of test tube racks, one end of each group of connecting rods, which is far away from the test tube racks, is provided with threads, each group of connecting rods is fixedly connected on the first turntable through the threads, support column top welded fastening has the second carousel, every group all set up the test tube hole of vertical lining up on the second carousel directly over the constant head tank corresponds.

Preferably, rubber rings are bonded on the inner walls of the test tube holes of each group, and rubber pads are bonded in the positioning grooves of each group.

Preferably, three groups of rotating handles arranged in an annular array are welded and fixed on the peripheral side of the second rotating disc.

Preferably, the base is internally provided with a circular drainage groove, the bottom of each inverted groove is provided with a plurality of groups of drainage holes arranged in an annular array, each drainage hole is communicated with the drainage groove, the periphery of the base is welded and fixed with a drainage pipe, and the drainage pipe penetrates through the side wall of the base and is communicated with the drainage groove.

Preferably, the middle part of each group of the inverted rods is provided with a resistance heater for drying the test tube.

The utility model discloses a technological effect and advantage: the test tube rack can adapt to test tubes with different diameters by arranging the test tube holes and the test tube rack, can place the test tube with smaller diameter in the test tube hole, and can clamp the test tube on the test tube clamp if the diameter of the test tube is larger than that of the test tube hole; the rubber ring and the rubber pad are arranged, so that the collision phenomenon between the test tube and the test tube rack can be reduced, and the service life of the test tube is prolonged; the cleaned test tube can be quickly dried by arranging the inverted rod, the drain hole and the resistance heater; through the overall structure of carousel stromatolite formula, not only reduced the occupation space of test-tube rack, be convenient for moreover observe and get and put.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial enlarged view of the portion I in fig. 1 according to the present invention;

fig. 3 is a schematic structural diagram of the test tube rack of the present invention.

In the figure: the test tube rack comprises a base 1, a drain pipe 2, an inverted groove 3, a drain hole 4, an inverted rod 5, a resistance heater 6, a support column 7, a rotating bearing 8, a first rotary table 9, a positioning groove 10, a rubber pad 11, a connecting rod 12, a test tube rack 13, a second rotary table 14, a test tube hole 15, a rubber ring 16 and a rotating handle 17.

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.

The utility model provides a test tube rack as shown in figures 1-3, which comprises a base 1, an inversion rod 5, a first rotary table 9, a second rotary table 14 and a test tube clamp 13, wherein a rotary bearing 8 is welded and fixed at the middle position of the upper end of the base 1, a support post 7 is welded and fixed at the top of the rotary bearing 8, the support post 7 can drive the first rotary table 9 and the second rotary table 14 to rotate above the base 1 through the rotary bearing 8, four groups of inversion grooves 3 arranged in an annular array are arranged at the upper end of the base 1, the inversion rod 5 fixed through screws is arranged at the middle position of the bottom of each group of inversion groove 3, the first rotary table 9 is welded and fixed at the middle position of the support post 7, a plurality of groups of positioning grooves 10 arranged in an annular array are arranged on the first rotary table 9, a plurality of groups of threaded holes are arranged at the periphery of the first rotary table 9, a connecting rod 12 is welded and, every group the one end that test tube clamp 13 was kept away from to connecting rod 12 all is equipped with the screw thread, and every group connecting rod 12 passes through screw thread fixed connection on first carousel 9, can press from both sides the test tube that the diameter is greater than test tube hole 15 through

test tube clamp

13, 7 top welded fastening of support column has second carousel 14, every group all set up vertical test tube hole 15 that link up on the second carousel 14 directly over the constant head tank 10 corresponds.

Specifically, every group all bond rubber ring 16 on the inner wall of test tube hole 15, every group all bond rubber pad 11 in the constant head tank 10, can reduce the phenomenon of colliding with of test tube and test-tube rack, prolong the life of test tube.

Specifically, the peripheral side of the second turntable 14 is welded and fixed with three groups of rotating handles 17 arranged in an annular array, and the first turntable 9 and the second turntable 14 can be easily rotated by rotating the rotating handles 17.

Specifically, the base 1 is internally provided with a circular drainage groove, the bottom of the inverted groove 3 is provided with a plurality of groups of drainage holes 4 arranged in an annular array, each group of drainage holes 4 is communicated with the drainage groove, the drainage pipes 2 are welded and fixed on the periphery of the base 1, the drainage pipes 2 penetrate through the side wall of the base 1 and are communicated with the drainage groove, and liquid in the test tube can flow into the drainage groove through the drainage holes 4 and then flow out of the drainage pipes 2.

Specifically, every group the middle part of inversion pole 5 all is equipped with the resistance heater 6 that is used for the test tube of drying, heats through resistance heater 6, can be with the test tube fast drying after the washing.

Specifically, this test-tube rack, when using, at first, place the test tube on the test-tube rack through the size of the diameter of test tube, can place the less test tube of diameter in test tube hole 15, if test tube diameter is greater than test tube hole 15, can clamp it on test tube clamp 13, can be through rotating handle 17 in the experimentation, rotate first carousel 9 and second carousel 14, be convenient for observe and get and put the test tube, after the experiment, take off the test tube washing, the washing finishes the back, invert the test tube on inversion pole 5, water in the test tube can flow into water drainage tank through wash port 4, flow out from drain pipe 2 again, then open resistance heater 6 and heat, test tube after will wasing fast drying.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a test-tube rack, includes base (1), inversion pole (5), first carousel (9), second carousel (14) and test tube clamp (13), its characterized in that: the test tube rack is characterized in that a rotating bearing (8) is welded and fixed at the middle position of the upper end of the base (1), a support column (7) is welded and fixed at the top of the rotating bearing (8), inverted grooves (3) formed by four groups of annular arrays are formed in the upper end of the base (1), inverted rods (5) fixed through screws are arranged at the middle position of the bottom of each inverted groove (3), a first rotary table (9) is welded and fixed at the middle position of the support column (7), positioning grooves (10) formed by a plurality of groups of annular arrays are formed in the first rotary table (9), a plurality of groups of threaded holes are formed in the periphery of the first rotary table (9), a connecting rod (12) is welded and fixed at the bottom of the test tube clamp (13) of each group, a thread is arranged at one end, far away from the test tube clamp (13), of the connecting rod (12) of each group, and the, the top end of the supporting column (7) is fixedly welded with a second turntable (14), and each group of positioning grooves (10) are provided with vertically through test tube holes (15) on the second turntable (14) right above the positioning grooves.

2. A test tube rack according to claim 1, wherein: rubber rings (16) are bonded on the inner walls of the test tube holes (15) of each group, and rubber pads (11) are bonded in the positioning grooves (10) of each group.

3. A test tube rack according to claim 1, wherein: and three groups of rotating handles (17) arranged in an annular array are welded and fixed on the peripheral side of the second turntable (14).

4. A test tube rack according to claim 1, wherein: the base (1) is internally provided with a circular ring-shaped drainage groove, each group of the base is provided with a plurality of groups of drainage holes (4) arranged in an annular array at the bottom of the inverted groove (3), each group of the drainage holes (4) are all communicated with the drainage groove, the sides of the base (1) are welded and fixed with drainage pipes (2), and the drainage pipes (2) penetrate through the side wall of the base (1) and are communicated with the drainage groove.

5. A test tube rack according to claim 1, wherein: and the middle part of each group of the inverted rods (5) is provided with a resistance heater (6) for drying the test tube.