CN211612804U

CN211612804U - Anti-tilting dust-free test tube rack for chemical experiments

Info

Publication number: CN211612804U
Application number: CN201922396400.XU
Authority: CN
Inventors: 荣光瑞; 袁佳
Original assignee: Nanjing Institute of Mechatronic Technology
Current assignee: Nanjing Institute of Mechatronic Technology
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-02
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses an anti-inclination dust-free test tube rack for chemical experiments, which comprises a bottom plate, wherein the top end of the bottom plate is connected with a top plate through a telescopic rod, the top end of the top plate is provided with a dustproof mechanism, the bottom of the bottom plate is provided with a groove, the inside of the groove is slidably connected with a sliding plate which is provided with a telescopic rod, the height of the top plate is convenient to adjust, so that the anti-inclination dust-free test tube rack is suitable for test tubes with different heights, the dustproof mechanism is arranged, the top end of the test tube is convenient to shield, dust is prevented from falling into the interior of the test tube, the height of a first connecting plate can be reduced by matching the action of a sealing cover at the bottom of a shielding plate, the sealing cover is connected with a test tube port, so that the test tube port is sealed, the sealing effect is improved, the dustproof mechanism is convenient for, the stability of the device is improved.

Description

Anti-tilting dust-free test tube rack for chemical experiments

Technical Field

The utility model relates to a chemistry experiment equipment and technical field specifically are a dustless formula test-tube rack of preventing inclining for chemistry experiments.

Background

Instrument that chemistry laboratory was commonly used during the test tube, a be used for holding chemical reagent, and the test-tube rack, be used for placing and the device of fixed test tube, current test-tube rack simple structure, place fixed test tube through punching, place the in-process, test tube mouth department is in open state, fall into dust or other impurity easily, pollute inside reagent, the part seals through filling in the stopper, when using at every turn, need pull out the stopper, waste time and energy, influence chemistry experiment process, and when the test tube height is higher, cause the test-tube rack focus unstability easily, there is the potential safety hazard of turning on one's side, so the above-mentioned problem is solved with preventing inclining dustless formula test-tube rack to the urgent need of a chemistry experiment.

Disclosure of Invention

The utility model provides a chemistry experiments are with preventing dustless formula test-tube rack that inclines can effectively solve the current test-tube rack simple structure who proposes in the above-mentioned background art, places fixed test tube through punching, places the in-process, and test tube mouth department is in open state, falls into dust or other impurity easily, pollutes inside reagent, and when the test tube height was higher, causes the test-tube rack focus unstability easily, has the potential safety hazard of turning on one's side, the problem.

In order to achieve the above object, the utility model provides a following technical scheme: an inclination-preventing dust-free test tube rack for chemical experiments comprises a bottom plate, telescopic rods are symmetrically arranged on two sides of the top end of the bottom plate, top plates are arranged at the top ends of the two telescopic rods, at least one connecting hole is formed in the corresponding positions of the top plates and the bottom plate, the top plates penetrate through the connecting holes, dustproof mechanisms are arranged at the top ends of the top plates and comprise shielding plates, first connecting plates, second connecting plates, sliding blocks, sliding grooves and sealing covers, the top ends of the top plates are provided with the shielding plates, the two ends of the shielding plates are respectively provided with the first connecting plates, one ends of the first connecting plates are connected with the second connecting plates in an inserted mode, the sliding grooves are formed in the two long sides of the top plates, the sliding blocks are arranged on one sides of the second connecting plates and are connected with;

the bottom plate bottom is equipped with the recess, the inside sliding connection of recess has the slide.

Preferably, the telescopic rod comprises an inner rod and an outer tube, the bottom end of the inner rod is connected with the bottom plate, the outer tube is sleeved at the top end of the inner rod and is in sliding connection with the inner rod, and the top end of the outer tube is connected with the top plate.

Preferably, one side of the inner rod is uniformly provided with positioning holes, one side of the outer tube is matched with the positioning holes and provided with positioning rods, and the positioning rods are connected with the positioning holes.

Preferably, the end part of the positioning rod and the inside of the positioning hole are both provided with threads, and the positioning rod is in threaded connection with the positioning hole.

Preferably, the test tube passes through the connecting hole of the top plate and is inserted into the corresponding connecting hole of the bottom plate.

Preferably, one side of the first connecting plate is provided with a label slot.

Preferably, the number of the sliding plates is two, the two sliding plates are symmetrically arranged in the grooves, and the total width of the two sliding plates is equal to the width of the grooves.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has scientific and reasonable structure and safe and convenient use;

1. the telescopic rod is arranged, the height of the top plate can be conveniently adjusted under the action of the inner rod and the outer tube, so that the device is suitable for test tubes with different heights, the position of the outer tube can be conveniently locked and fixed under the action of the positioning hole and the positioning rod, and the use stability of the device is improved;

2. be provided with dustproof mechanism, through the shielding plate, the effect of first connecting plate and second connecting plate, be convenient for shelter from the test tube top, avoid the dust to fall into inside the test tube, first connecting plate and second connecting plate sliding connection, the sealed lid effect of cooperation shielding plate bottom, can promote the second connecting plate, reduce the height of first connecting plate and second connecting plate, be connected sealed lid and test tube mouth, thereby seal the test tube mouth, improve sealed effect, effect through slider and spout, the person of facilitating the use removes dustproof mechanism, make it carry out dustproof work to suitable position to the test tube, and is simple in operation, and convenient to use is reliable.

3. Be provided with the recess, the inside slidable mounting of recess has the slide, and accessible slide plate makes it follow the inside roll-off of recess to increase the support area on bottom plate ground, improve device's stability, when test tube length is longer, pull out and increase the bottom surface area, the preventing device is emptyd, can insert the recess when the test tube is shorter inside hiding, convenient to use is nimble.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural view of the test tube rack of the present invention;

fig. 2 is a front view of the test tube rack of the present invention;

FIG. 3 is a schematic structural view of the dustproof mechanism of the present invention;

FIG. 4 is a schematic structural view of the bottom plate of the present invention;

reference numbers in the figures: 1. a base plate; 2. a telescopic rod; 201. an inner rod; 202. an outer tube; 3. a top plate; 4. connecting holes; 5. a test tube; 6. a dust-proof mechanism; 601. a shielding plate; 602. a first connecting plate; 603. a second connecting plate; 604. a slider; 605. a chute; 606. a sealing cover; 607. a label slot; 7. positioning holes; 8. positioning a rod; 9. a groove; 10. a slide board.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-2, a dustless formula test-tube rack of preventing inclining for chemistry experiments, including bottom plate 1, telescopic link 2 is installed to 1 top bilateral symmetry of bottom plate, roof 3 is installed on 2 tops of two telescopic links, roof 3 and bottom plate 1 correspond position department and all are equipped with at least one connecting hole 4, and roof 3 runs through and sets up connecting hole 4, test tube 5 passes the connecting hole 4 of roof 3, and insert in the connecting hole 4 that bottom plate 1 corresponds, the person of facilitating the use deposits and takes, 3 tops of roof are equipped with dustproof mechanism 6.

Specifically, telescopic link 2 includes interior pole 201 and outer tube 202, and interior pole 201 bottom links to each other with bottom plate 1, and outer tube 202 cup joints at interior pole 201 top to with interior pole 201 sliding connection, outer tube 202 top links to each other with roof 3, promotes roof 3, can make outer tube 202 remove along interior pole 201, thereby change the height of roof 3.

Preferably, the inner rod 201 is uniformly provided with positioning holes 7 on one side, the outer tube 202 is provided with positioning rods 8 on one side matched with the positioning holes 7, and the positioning rods 8 are connected with the positioning holes 7, so that the outer tube 202 can be conveniently fixed.

Further preferably, 8 tip of locating lever and the inside screw thread that all is equipped with of locating hole 7, locating

lever

8 and 7 threaded connection of locating hole for locating lever 8 is connected inseparabler with locating hole 7, avoids in the work, and locating

lever

8 and 7 separation of locating hole influence outer tube 202's stability.

As shown in fig. 3, the dustproof mechanism 6 includes a shielding plate 601, a first connecting plate 602, a second connecting plate 603, a slider 604, a sliding slot 605 and a sealing cover 606, the shielding plate 601 is disposed at the top end of the top plate 3, the first connecting plate 602 is disposed at both ends of the shielding plate 601, the second connecting plate 603 is inserted into one end of the first connecting plate 602, the sliding slot 605 is disposed at both long sides of the top plate 3, the slider 604 is disposed at one side of the second connecting plate 603, the slider 604 is slidably connected to the sliding slot 605, and the sealing cover 606 is disposed at the center of the bottom of the shielding plate.

Preferably, a label groove 607 is formed on one side of the first connecting plate 602, which is convenient for practical labeling and assists the user to record the condition of the corresponding test tube of the dustproof mechanism 6.

As shown in fig. 4, the bottom of the bottom plate 1 is provided with two grooves 9, the grooves 9 are slidably connected with the sliding plates 10, the number of the sliding plates 10 is two, the two sliding plates 10 are symmetrically arranged inside the grooves 9, the total width of the two sliding plates 10 is equal to the width of the grooves 9, the sliding plates 10 can be slid according to requirements, the supporting area of the bottom plate 1 is increased, and the stability of the device is improved.

The utility model discloses a theory of operation and use flow: when the device is used, according to the height of the test tube 5, the top plate 3 is pulled to be in a proper position and is inserted into the corresponding positioning hole 7 through the positioning rod 8, so that the position of the outer tube 202 is fixed, the test tube is slid out of the groove 9 through the sliding plate 10 in the groove 9 at the bottom of the sliding bottom plate 1, the supporting area of the bottom plate 1 is increased, the phenomenon that the height of the top plate 3 is too high to affect the stability of the device is avoided, when the test tube 5 is stored, the test tube 5 is inserted into the connecting hole 4 of the top plate 3 and is inserted into the connecting hole 4 of the bottom plate 1 to store the test tube, the sliding block 604 at one end of the second connecting plate 603 is inserted into the sliding groove 605 and moves along the sliding groove 605, so that the shielding plate 601 moves to the position for storing the test tube 5, the top of the test tube 5 is shielded by the shielding plate 601, dust is prevented, can slide shielding plate 601 to the opposite side along spout 605, this test tube 5 of person of facilitating the use taking, when depositing a plurality of test tubes, a plurality of dustproof mechanisms 6 of accessible installation, prevent dust work, and single dustproof mechanism 6 exclusive operation, it is more nimble to use, when test tube 5 is deposited for a long time, promote shielding plate 601, slide first connecting plate 602 along second connecting plate 603, make the sealed lid 606 of shielding plate 601 bottom cup joint in the test tube 5 outside, thereby seal this test tube 5 mouth of pipe, improve dustproof effect, and the operation is simple, and the use is convenient and fast.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dustless formula test-tube rack of preventing inclining for chemistry experiments which characterized in that: the dustproof mechanism comprises a bottom plate (1), telescopic rods (2) are symmetrically arranged on two sides of the top end of the bottom plate (1), a top plate (3) is arranged on the top ends of the two telescopic rods (2), at least one connecting hole (4) is formed in the corresponding position of the top plate (3) and the bottom plate (1), the top plate (3) is provided with the connecting hole (4) in a penetrating mode, a dustproof mechanism (6) is arranged on the top end of the top plate (3), the dustproof mechanism (6) comprises a baffle plate (601), a first connecting plate (602), a second connecting plate (603), a sliding block (604), a sliding groove (605) and a sealing cover (606), the baffle plate (601) is arranged on the top end of the top plate (3), the first connecting plate (602) is arranged on two ends of the baffle plate (601), the second connecting plate (603) is inserted into one end of the first connecting plate, a sliding block (604) is installed on one side of the second connecting plate (603), the sliding block (604) is connected with the sliding groove (605) in a sliding mode, and a sealing cover (606) is installed at the center of the bottom of the shielding plate (601);

the bottom plate (1) bottom is equipped with recess (9), recess (9) inside sliding connection has slide (10).

2. The inclination-preventing dust-free test tube rack for chemical experiments as claimed in claim 1, wherein: the telescopic rod (2) comprises an inner rod (201) and an outer tube (202), the bottom end of the inner rod (201) is connected with the bottom plate (1), the outer tube (202) is sleeved on the top end of the inner rod (201) and is connected with the inner rod (201) in a sliding mode, and the top end of the outer tube (202) is connected with the top plate (3).

3. The inclination-preventing dust-free test tube rack for the chemical experiment as claimed in claim 2, wherein: positioning holes (7) are uniformly formed in one side of the inner rod (201), positioning rods (8) are installed on one side of the outer tube (202) and matched with the positioning holes (7), and the positioning rods (8) are connected with the positioning holes (7).

4. The inclination-preventing dust-free test tube rack for chemical experiments as claimed in claim 3, wherein: the end part of the positioning rod (8) and the inside of the positioning hole (7) are both provided with threads, and the positioning rod (8) is in threaded connection with the positioning hole (7).

5. The inclination-preventing dust-free test tube rack for chemical experiments as claimed in claim 1, wherein: the test tube (5) penetrates through the connecting hole (4) of the top plate (3) and is inserted into the connecting hole (4) corresponding to the bottom plate (1).

6. The inclination-preventing dust-free test tube rack for chemical experiments as claimed in claim 1, wherein: a label groove (607) is arranged on one side of the first connecting plate (602).

7. The inclination-preventing dust-free test tube rack for chemical experiments as claimed in claim 1, wherein: the number of the sliding plates (10) is two, the sliding plates (10) are symmetrically arranged in the grooves (9), and the total width of the two sliding plates (10) is equal to the width of the grooves (9).