CN215389459U - Multi-type test tube composite rack - Google Patents

Abstract

The utility model belongs to the technical field of test tube racks, and particularly relates to a multi-type test tube composite rack which comprises: the base is provided with a support column; the supporting plate is arranged above the supporting column, and a plurality of first limiting holes are formed in the supporting plate; a first partition plate is arranged in the middle of the supporting plate, and a plurality of limiting plates are hinged to two sides of the upper end of the first partition plate respectively; the middle part of the limiting plate is provided with a second limiting hole, and the second limiting hole is positioned right above the first limiting hole; the telescopic stand column is arranged between the base and the limiting plates and is located under the limiting hole I in the corresponding position. The test tube rack can solve the problem that one test tube rack cannot meet the test tube placing requirement when the number of test tubes to be vertically placed is more than the number of holes or the number of test tubes to be inversely placed is more than the number of the stand columns due to the limitation of the number of the hole sites and the stand columns, and has a good market application prospect.

Description

Multi-type test tube composite rack

Technical Field

The utility model belongs to the technical field of test tube racks, and particularly relates to a multi-type test tube composite rack.

Background

The test tube rack is one of chemical laboratory instruments, and is the most basic laboratory instrument of a chemical laboratory for placing and airing test tubes. The test tube rack is attached with a corresponding number of small wooden piles and small holes, wherein the test tube rack with the small holes can vertically place the test tube for standby or so as to continuously observe the reaction, and the test tube with the small holes can be inversely placed to be cleaned so as to be dried. However, the existing test tube rack has single function, and the test tube can only be vertically placed for standby and observation or can only be reversely placed for airing. Although there is the condition that erects to put the hole site and put the stand and set up on a test-tube rack simultaneously among the prior art, because the quantity restriction of hole site and stand, the test tube quantity of putting is more than the number of hole number or the test tube quantity that needs to put upside down when needs are erected, and a test-tube rack can't satisfy the demand that the test tube was placed, so just need use more test-tube racks, causes the wasting of resources, still can occupy more test-tube racks and put the space.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-type test tube composite rack, which aims to solve the problem that one test tube rack cannot meet the test tube placing requirement when the number of test tubes to be vertically placed is more than the number of holes or the number of test tubes to be inversely placed is more than the number of upright columns due to the limitation of the number of hole sites and upright columns.

In order to achieve the purpose, the utility model provides the following technical scheme:

a multi-type test tube compounding rack comprising:

the base is provided with a support column;

the supporting plate is arranged above the supporting column, and a plurality of first limiting holes are formed in the supporting plate; a first partition plate is arranged in the middle of the supporting plate, and a plurality of limiting plates are hinged to two sides of the upper end of the first partition plate respectively; the middle part of the limiting plate is provided with a second limiting hole, and the second limiting hole is positioned right above the first limiting hole;

the telescopic stand column is arranged between the base and the limiting plates and is located under the limiting hole I in the corresponding position.

Preferably, a second partition plate is arranged at the upper end of the first partition plate, and a magnetic strip is arranged at the upper end of the second partition plate.

Preferably, a plurality of hinge plates are arranged on two sides of the lower end of the second partition plate at intervals; the bottom of each hinged plate is welded with the first partition plate, and a hinged column is arranged between every two adjacent hinged plates; one end of the hinged plate is provided with a limiting groove which penetrates through the hinged plate, and the limiting groove is hinged with the hinged column.

Preferably, 2 symmetrically arranged magnets are embedded in one end, far away from the hinge column, of the limiting plate.

Preferably, the telescopic upright post comprises a sleeve, a sliding block, a limiting post, a baffle and a spring; the sleeve is hollow, the upper end of the sleeve is opened, and the lower end of the sleeve is provided with a butting plate; the side wall of the sleeve is provided with a first sliding chute and a second sliding chute which are communicated with each other at the bottoms, and the upper end of the inner wall of the sleeve is also provided with a flange; the sliding block is arranged in the sleeve and is in sliding fit with the inner wall of the sleeve; a convex block is welded on the side surface of the sliding block, and the convex block can slide in the first sliding groove and the second sliding groove; the limiting column is welded in the middle of the upper surface of the sliding block; the baffle is arranged above the flange, and the side surface of the baffle is attached to the inner wall of the sleeve; a third limiting hole in sliding fit with the limiting column is formed in the middle of the baffle; the spring is sleeved on the limiting column, the upper end of the spring is welded with the baffle, and the lower end of the spring is welded with the sliding block.

Preferably, the upper end of the outer wall of the sleeve is provided with threads and a limit ring matched with the threads; the limiting ring comprises an upper ring and a lower ring which are integrally formed; the outer diameter of the upper ring is smaller than the inner diameter of the first limiting hole, and the outer diameter of the lower ring is larger than the inner diameter of the first limiting hole.

Compared with the prior art, the utility model has the following beneficial effects: .

(1) According to the multi-type test tube compound rack, when the limiting columns are all located in the sleeves, the limiting plates are put down to enable the limiting holes II and the limiting holes I to be in the same straight line, so that the test tubes can be conveniently vertically placed to be driven and observed; and spacing capital end, baffle and the cooperation of sleeve top form a plane, can support the test tube bottom when the test tube is erect to be put, can prevent that the test tube from falling to the bottom plate from spacing hole one.

(2) According to the multi-type test tube compound rack, when the upper end part of the limiting column penetrates through the limiting hole I and extends upwards, the limiting plate is folded to enable the magnet on the limiting plate to be attracted with the magnetic stripe, so that a test tube can be placed upside down on the limiting column to be dried conveniently, the open end of the inverted test tube is abutted against the top ends of the baffle and the sleeve, the bottom wall of the test tube can be prevented from contacting with the top end of the limiting column when the test tube is placed upside down, and the test tube can be prevented from being damaged.

(3) According to the multi-type test tube compound frame, the limiting plates are hinged to the two sides of the upper end of the first spacing column, and the test tubes can be placed vertically or upside down by adjusting the transverse and longitudinal placement of the limiting plates; the upper end of the second spacing column is provided with a magnetic strip which can be adsorbed with the magnet on the limiting plate, so that the limiting plate can be vertically placed, and the test tube can be conveniently placed upside down; when the magnet on magnetic stripe and the limiting plate did not adsorb together, the limiting plate was transversely placed for spacing hole one and spacing hole are on same straight line, are convenient for put the test tube vertically.

(4) According to the multi-type test tube composite frame, the side wall of the sleeve is provided with the first sliding groove and the second sliding groove which are communicated with each other at the bottoms, when the lug on the side surface of the sliding block slides to the upper end of the first sliding groove along the first sliding groove, the spring is in a contraction state, and the limiting column upwards penetrates through the first limiting hole, so that a test tube can be conveniently placed upside down; when the lug of slider side slided to the second spout to the upper end along the second spout, the spring was in tensile state this moment, and spacing post is whole to be located the sleeve and spacing post upper end and sleeve upper end and baffle upper surface lie in the coplanar, are convenient for erect and put the test tube.

(5) According to the multi-type test tube composite frame, the upper end of the outer wall of the sleeve is provided with the threads and the limiting ring matched with the threads, the outer diameter of the upper ring of the limiting ring is smaller than the inner diameter of the first limiting hole, the outer diameter of the lower ring of the limiting ring is larger than the inner diameter of the first limiting hole, when the telescopic upright post is moved to be positioned under the first limiting hole at the corresponding position, the limiting ring is rotated to enable the upper ring of the limiting ring to enter the first limiting hole and enable the lower ring of the limiting ring to abut against the lower surface of the supporting plate, the telescopic upright post can not move in the horizontal direction any more, and the situation that the limiting post is damaged when passing through the first limiting hole and the placement of a test tube is influenced is avoided.

Drawings

FIG. 1 is a schematic view of the present invention when used for inverting a test tube;

FIG. 2 is a schematic view of the present invention when used to erect a test tube;

FIG. 3 is a schematic illustration of a limiting plate of the present invention;

FIG. 4 is an exploded view of the telescoping mast of the present invention;

FIG. 5 is a front view of the sleeve of the present invention;

description of the main reference numerals:

1. a base plate; 2. a support pillar; 3. a support plate; 4. a first limiting hole; 5. a first partition plate; 6. a limiting plate; 7. a second limiting hole; 8. a telescopic upright post; 9. a second partition plate; 10. a magnetic strip; 11. a hinge plate; 13. a limiting groove; 14. a magnet; 15. a sleeve; 16. a slider; 17. a limiting column; 18. a baffle plate; 19. a spring; 20. a butt joint plate; 21. a first chute; 22. a second chute; 23. a flange; 24. a bump; 26. a limiting ring; 27. ring fitting; 28. and (4) a lower ring.

Detailed Description

The technical solutions of the present invention are described in detail below, and it is obvious that the described embodiments are 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.

In the description of the present invention, it should be noted that the directions or positional relationships indicated as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., appear based on the directions or positional relationships shown in the drawings, which are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed in a specific direction and operation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or may be connected internally to two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to the drawings, a multi-type test tube compound rack comprises:

the base is provided with a bottom plate 1, and a support column 2 is arranged on the base;

the supporting plate 3 is arranged above the supporting column 2, and a plurality of limiting holes I4 are formed in the supporting plate 3; a first partition plate 5 is arranged in the middle of the supporting plate 3, and a plurality of limiting plates 6 are respectively hinged to two sides of the upper end of the first partition plate 5; the middle part of the limiting plate 6 is provided with a second limiting hole 7, and the second limiting hole 7 is positioned right above the first limiting hole 4;

the telescopic upright column 8 is provided with a plurality of telescopic upright columns 8 between the base and the limiting plate 6, and the telescopic upright columns 8 are positioned under the limiting holes 4 corresponding to the positions.

In this embodiment, the upper end of the first partition board 5 is provided with a second partition board 9, and the upper end of the second partition board 9 is provided with a magnetic strip 10. A plurality of hinged plates 11 are respectively arranged on two sides of the lower end of the second partition plate 9 at intervals; the bottom of each hinged plate 11 is welded with the first partition plate 5, and a hinged column 12 is arranged between every two adjacent hinged plates 11; one end of the hinge plate 11 is provided with a limiting groove 13 penetrating through the hinge plate, and the limiting groove 13 is hinged with the hinge column 12. One end of the limiting plate 6, which is far away from the hinge post 12, is embedded with 2 symmetrically arranged magnets 14, and when the limiting plate 6 is rotated to be vertically placed to be attached to the second partition plate 9, the magnets 14 and the magnetic stripes 10 are mutually attracted.

In addition, the telescopic upright post 8 comprises a sleeve 15, a sliding block 16, a limiting post 17, a baffle 18 and a spring 19; the sleeve 15 is hollow and has an opening at the upper end, and the lower end thereof is provided with an abutting plate 20; a first sliding groove 21 and a second sliding groove 22 with communicated bottoms are formed in the side wall of the sleeve 15, and a flange 23 is further arranged at the upper end of the inner wall of the sleeve 15; the sliding block 16 is arranged in the sleeve 15 and is in sliding fit with the inner wall of the sleeve 15; a lug 24 is welded on the side surface of the sliding block 16, and the lug 24 can slide in the first sliding groove 21 and the second sliding groove 22; the limiting column 17 is welded in the middle of the upper surface of the sliding block 16; the baffle 18 is arranged above the flange 23, and the side surface of the baffle is attached to the inner wall of the sleeve 15; a third limiting hole in sliding fit with the limiting column 17 is formed in the middle of the baffle 18; the spring 19 is sleeved on the limiting column 17, the upper end of the spring 19 is welded with the baffle 18, and the lower end of the spring 19 is welded with the sliding block 16; when the spring 19 pulls the sliding block 16 to move upwards along the first sliding groove 21, the limiting column 17 sequentially penetrates through the third limiting hole and the first limiting hole 4 upwards. The upper end of the outer wall of the sleeve 15 is provided with threads and a limit ring 26 matched with the threads; the retainer ring 26 includes an upper ring 27 and a lower ring 28 that are integrally formed; the outer diameter of the upper ring 27 is smaller than the inner diameter of the first limiting hole 4, and the outer diameter of the lower ring 28 is larger than the inner diameter of the first limiting hole 4.

The working principle is as follows: before the multi-type test tube compound rack is used, the telescopic upright post 8 is required to be placed between the bottom plate 1 and the support plate 3, the telescopic upright post 8 is moved to be positioned below the first limiting hole 4 at the corresponding position, then the limiting ring 26 is rotated, the upper ring 27 of the limiting ring 26 enters the first limiting hole 4, the lower ring 28 of the limiting ring 26 abuts against the lower surface of the support plate 3, and the telescopic upright post 8 cannot move horizontally. When the multi-type test tube compound rack is used, the placing state of the limiting plate 6 can be changed according to the actual placing needs of test tubes, so that the placing needs of different test tubes are met; when the test tube needs to be vertically placed for standby or observation, the limiting plate 6 is transversely placed, and the limiting hole I4 corresponds to the limiting hole II 7 in the corresponding position on the supporting plate 3 and is on the same straight line; meanwhile, the bump 24 on the side surface of the sliding block 16 connected with the limiting column 17 in the sleeve 15 slides in the second sliding groove 22 formed on the side wall of the sleeve 15 to the upper end of the second sliding groove 22, at this time, the spring 19 is in a stretching state, the limiting column 17 is completely positioned in the sleeve 15, and the upper end of the limiting column 17, the upper end of the sleeve 15 and the upper surface of the baffle 18 are positioned on the same plane; then the bottom of the test tube to be placed vertically sequentially passes through the second limiting hole 7 and the first limiting hole 4 corresponding to the second limiting hole until the bottom of the test tube is in contact with the upper end of the limiting column 17 or the baffle 18, so that the test tube is placed vertically and is convenient to observe or stand-by. After the test tube is used, the test tube needs to be cleaned and dried, when the test tube needs to be put upside down and dried, the limiting plate 6 is rotated to be attached to the second partition plate 9 along the hinge column 12 between the hinge plates 11, and at the moment, the magnet 14 embedded at one end, far away from the hinge column 12, of the limiting plate 6 corresponds to the magnet 14 above the second partition plate 9 and is mutually attracted together, so that the limiting plate 6 is kept to be vertically placed; then, the bump 24 on the side surface of the sliding block 16 connected with the limiting column 17 in the sleeve 15 slides in the first sliding groove 21 formed on the side wall of the sleeve 15 to the upper end of the first sliding groove 21, at the moment, the spring 19 is in a contraction state, and the top of the limiting column 17 penetrates through the limiting hole I4 at the corresponding position and extends upwards; invert the test tube, make the test tube open end down and slowly transfer along spacing post 17 until the test tube open end contacts with baffle 18, this moment spacing post 17 enter into the test tube in and with the test tube inner wall contact, can prevent that the test tube from taking place to damage drying the process fall.

The lower ends of the first sliding groove 21 and the second sliding groove 22 are communicated, when the projection 24 of the sliding plate abuts against the upper end of the first sliding groove 21, the projection 24 is pressed by a hand to slide downwards along the first sliding groove 21 to the lower end of the first sliding groove 21, then the projection 24 is shifted towards the second sliding groove 22 to enable the projection 24 to enter the lower end of the second sliding groove 22, then the hand for pressing the projection 24 is released, the sliding plate slides upwards under the tensile force of the spring 19 to drive the projection 24 to move upwards along the second sliding groove 22 until the projection 24 abuts against the upper end of the second sliding groove 22, and at the moment, the top end of the limiting column 17 and the upper surface of the baffle 18 are located on the same plane. Because the side of the sliding block 16 is attached to the inner wall of the sleeve 15, the sliding block 16 is connected with the baffle 18 placed above the flange 23 through the spring 19, the side of the baffle 18 is attached to the inner wall of the sleeve 15, when the bump 24 is pulled, the sliding block 16 and the baffle 18 can rotate along with the baffle, and the lower surface of the baffle 18 is always attached to the flange 23 due to the pulling force of the spring 19. Through aforementioned operation process, can withdraw sleeve 15 with the spacing post 17 of putting the test tube upside down in, make limiting plate 6 transversely place again, alright upside down the hole site of putting the test tube switches into and erects the test tube. On the contrary, also can switch into the hole site of putting the test tube with erecting, unusual convenient and fast has avoided the test tube quantity of putting more than the hole number or the test tube quantity of needing to put upside down when needs are erected the quantity that the stand is more than, and the problem that the test tube can't satisfy the demand that the test tube was placed and used more test-tube racks has been avoided the test-tube rack can not make full use of the hole site and has placed the problem of test tube, is favorable to practicing thrift the test-tube rack resource and putting the space of test-tube rack.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the utility model and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the utility model and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims (6)

1. A multi-type test tube compound rack, comprising:

the bottom plate is provided with a support column;

the supporting plate is arranged above the supporting column, and a plurality of first limiting holes are formed in the supporting plate; a first partition plate is arranged in the middle of the supporting plate, and a plurality of limiting plates are hinged to two sides of the upper end of the first partition plate respectively; the middle part of the limiting plate is provided with a second limiting hole, and the second limiting hole is positioned right above the first limiting hole;

the telescopic stand column is arranged between the base and the limiting plates and is located under the limiting hole I in the corresponding position.

2. The multi-type test tube compounding rack according to claim 1, wherein a second partition plate is provided at an upper end of the first partition plate, and a magnetic stripe is provided at an upper end of the second partition plate.

3. The multi-type test tube compounding rack according to claim 2, wherein a plurality of hinge plates are respectively provided at both sides of the lower end of the second partition plate at intervals; the bottom of each hinged plate is welded with the first partition plate, and a hinged column is arranged between every two adjacent hinged plates; one end of the hinged plate is provided with a limiting groove which penetrates through the hinged plate, and the limiting groove is hinged with the hinged column.

4. The multi-type test tube compound rack according to claim 3, wherein 2 symmetrically arranged magnets are embedded in one end of the limiting plate away from the hinge column.

5. The multi-type test tube complex stand of claim 1, wherein the telescopic pillar comprises a sleeve, a slider, a limiting post, a baffle and a spring; the sleeve is hollow, the upper end of the sleeve is opened, and the lower end of the sleeve is provided with a butting plate; the side wall of the sleeve is provided with a first sliding chute and a second sliding chute which are communicated with each other at the bottoms, and the upper end of the inner wall of the sleeve is also provided with a flange; the sliding block is arranged in the sleeve and is in sliding fit with the inner wall of the sleeve; a convex block is welded on the side surface of the sliding block, and the convex block can slide in the first sliding groove and the second sliding groove; the limiting column is welded in the middle of the upper surface of the sliding block; the baffle is arranged above the flange, and the side surface of the baffle is attached to the inner wall of the sleeve; a third limiting hole in sliding fit with the limiting column is formed in the middle of the baffle; the spring is sleeved on the limiting column, the upper end of the spring is welded with the baffle, and the lower end of the spring is welded with the sliding block.

6. The multi-type test tube complex stand according to claim 5, wherein the upper end of the outer wall of the sleeve is provided with threads and a limit ring matched with the threads; the limiting ring comprises an upper ring and a lower ring which are integrally formed; the outer diameter of the upper ring is smaller than the inner diameter of the first limiting hole, and the outer diameter of the lower ring is larger than the inner diameter of the first limiting hole.

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