CN211134890U

CN211134890U - Simple and convenient formula chemistry experiment tube cleaning device

Info

Publication number: CN211134890U
Application number: CN201921786451.7U
Authority: CN
Inventors: 张鹏
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-31
Anticipated expiration: 2029-10-23

Abstract

The utility model belongs to the technical field of chemical equipment, in particular to a simple and convenient chemical experiment test tube cleaning device, which comprises a battery rack, a fixed frame and a test tube clamp, wherein a battery is arranged in the battery rack, the fixed frame is fixed on the lower surface of one end of the battery rack, the test tube clamp vertically penetrates through one side of the fixed frame, a switch is arranged on the side surface of the battery rack, a micro motor is fixedly arranged at the middle position of one end of the battery rack, and a cleaning brush is arranged at the operation end of the micro motor; a limiting groove is formed in one side of the fixing frame, a clamping groove arranged in the fixing frame is formed in the upper end of the limiting groove, and threads are formed in the outer side of one part of the limiting rod arranged at the lower end of the test tube clamp; when the inner wall of the test tube needs to be cleaned, the circuit between the battery and the micro motor arranged in the battery rack is switched on by toggling the switch, so that the micro motor starts to rotate, the micro motor drives the cleaning brush to rotate through the connecting piece, and the wall of the test tube is cleaned electrically.

Description

Simple and convenient formula chemistry experiment tube cleaning device

Technical Field

The utility model relates to the technical field of chemistry, especially, relate to a simple and convenient formula chemistry experiment tube cleaning device.

Background

Chemical experiment is an important scientific experiment, and when carrying out chemical experiment, need select some common chemical instruments for use, comes the supplementary experiment of going on through these chemical instruments, the better faster experiment of accomplishing.

The prior art has the following problems:

1. when the test tube is cleaned, the test tube is easily damaged;

2. the cost of automatically cleaning the test tubes is high.

The utility model discloses a utility model patent that publication number is CN 208991401U discloses a quick belt cleaning device of test tube, can realize the continuous cleaning operation to a plurality of test tubes of having realized, has in addition publication number for CN 208941187U utility model patent discloses a test tube brush system, through control transmission and location elevating gear, once only scour a plurality of test tubes. Although the above patent implements the cleaning of the test tubes, the plurality of test tubes are continuously cleaned, the test tubes may collide when being cleaned, causing damage to the test tubes, and in addition, for test tubes of different specifications, the difficulty of operation of the device may be increased when cleaning. Therefore, it is urgently needed to develop a chemical experiment stirring device which can clean test tubes with different specifications, has a compact structure and is high in working efficiency.

Disclosure of Invention

For solving the problem that proposes among the above-mentioned background art, the utility model provides a simple and convenient formula chemistry experiment tube cleaning device has abluent time, is difficult to cause the damage of test tube, and carries out abluent characteristics with low costs to the test tube.

In order to achieve the above object, the utility model provides a following technical scheme: a simple and convenient chemical experiment test tube cleaning device comprises a battery holder, a fixing frame and a cleaning brush, wherein a battery is arranged in the battery holder, the fixing frame is fixed on the lower surface of one end of the battery holder, the test tube holder is arranged on one side which vertically penetrates through the fixing frame, a switch is arranged on the side surface of the battery holder, a micro motor is fixedly arranged in the middle of one end of the battery holder, the cleaning brush is arranged at the operating end of the micro motor, a limiting groove is formed in one side of the fixing frame, a clamping groove which is arranged in the fixing frame is formed in the upper end of the limiting groove, a threaded hole which is arranged in the fixing frame is formed in the central position of the lower end of the limiting groove, one end of a limiting rod is arranged in the clamping groove, limiting blocks are fixed on two sides of a through hole which is formed, the lower half end of the limiting rod penetrates through the threaded hole and is fixed with a handle, the clamping rod at the longer end of the test tube clamp penetrates through the limiting groove and is arranged on the fixing frame, and the clamping rod at the longer end of the test tube clamp is provided with a through hole.

As the utility model relates to a simple and convenient formula chemistry experiment tube cleaning device is preferred, battery rack internally mounted's battery passes through the switch with be electric connection between the micro motor, micro motor with link to each other through the connecting piece is fixed between the cleaning brush.

As the utility model relates to a simple and convenient formula chemistry experiment tube cleaning device is preferred, the width of spacing groove with the clamping bar width of test tube clamp is identical, the test tube clamp passes through the spacing groove with constitute sliding construction between the mount.

As the utility model relates to a simple and convenient formula chemistry experiment test tube cleaning device is preferred, the gag lever post the stopper with formula structure as an organic whole between the hand (hold), the stopper is provided with two sets ofly, the size of stopper is greater than the size of through-hole, the radius of through-hole is slightly little greater than the radius of gag lever post.

As the utility model relates to a simple and convenient formula chemistry experiment tube cleaning device is preferred, the gag lever post passes through the draw-in groove with constitute sliding construction between the mount, the gag lever post with be threaded connection between the screw hole.

As the utility model relates to a simple and convenient formula chemistry experiment tube cleaning device is preferred, the test tube clamp passes through the through-hole with constitute revolution mechanic between the gag lever post.

Compared with the prior art, the beneficial effects of the utility model are that:

according to the length of the test tube, the position of the test tube clamp is adjusted to ensure that the test tube clamp clamps two thirds of the test tube, the limiting rod arranged at one end of the handle is rotated up and down through the threaded hole by rotating the handle, the limiting block fixed on the limiting rod drives the test tube clamp to move up and down, the position of the test tube clamp is adjusted, and after the test tube clamp is adjusted to a proper position, the test tube clamp is opened by pressing one end of the test tube clamp, the test tube is fixed, the relative position of the test tube and the cleaning brush is kept unchanged, and the test tube is not easy to damage when being cleaned; when the inner wall of the test tube needs to be cleaned, the circuit between the battery arranged in the battery rack and the micro motor is switched on by toggling the switch, and then make micro motor begin to rotate to make micro motor pass through the connecting piece and drive the cleaning brush rotation, carry out electronic washing to the test tube wall, simple structure, the cost is lower.

Drawings

Fig. 1 is a schematic structural view of the main view of the present invention.

Fig. 2 is a schematic structural diagram of the side view of the present invention.

Fig. 3 is a schematic structural view of the pilot tube clamp of the present invention.

In the figure: 1. the cleaning brush comprises a battery frame, 11 switches, 12 micro motors, 13 cleaning brushes, 2 fixing frames, 21 limiting grooves, 22 clamping grooves, 23 threaded holes, 24 limiting rods, 25 limiting blocks, 26 handles, 3 test tube clamps and 31 through holes.

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 to 3, the present invention provides the following technical solutions: a simple and convenient chemical experiment test tube cleaning device comprises a battery holder 1, a fixing frame 2 and a test tube clamp 3, wherein batteries are mounted in the battery holder 1, the fixing frame 2 is fixed on the lower surface of one end of the battery holder 1, the test tube clamp vertically penetrates through one side of the fixing frame 2, a switch 11 is arranged on the side surface of the battery holder 1, a micro motor 12 is fixedly mounted in the middle of one end of the battery holder 1, and a cleaning brush 13 is mounted at the operation end of the micro motor 12; one side of the fixing frame 2 is provided with a limiting groove 21, the upper end of the limiting groove 21 is provided with a clamping groove 22 arranged in the fixing frame 2, the central position of the lower end of the limiting groove 21 is provided with a threaded hole 23 arranged in the fixing frame 2, one end of a limiting rod 24 is arranged in the clamping groove 22, the limiting rod 24 penetrates through two sides of a through hole 31 arranged on the test tube clamp 3 and is fixedly provided with a limiting block 25, the outer side of one part of the limiting rod 24 arranged at the lower end of the test tube clamp 3 is provided with threads, and the lower half end of the limiting rod 24 penetrates through the threaded hole; the longer one end clamping bar of test tube clamp 3 runs through spacing groove 21 and sets up on mount 2, has seted up through-hole 31 on the longer one end clamping bar of test tube clamp 3.

In this embodiment: the model of the micro motor 12 is FC-280PC, the battery arranged in the battery rack 1 provides energy, the switch 11 controls the opening and closing of the circuit, and further controls whether the micro motor 12 works or not, so that the micro motor 12 drives the cleaning brush 13 to rotate through the connecting piece, and the wall of the test tube is cleaned.

In this embodiment: when cleaning the test tube wall of a test tube to be cleaned, the cleaning brush 13 is inserted into the test tube through the open end of the test tube, the position of the test tube clamp 3 is adjusted according to the length of the test tube, the test tube clamp 3 clamps two thirds of the test tube, the handle 26 is rotated, the limiting rod 24 arranged at one end of the handle 26 is rotated up and down through the threaded hole 23, the limiting block 25 fixed on the limiting rod 24 drives the test tube clamp 3 to move up and down, the position of the test tube clamp 3 is adjusted, after the proper position is adjusted, one end of the test tube clamp 3 is pressed, the test tube clamp 3 is opened, the test tube is fixed, the relative position of the test tube and the cleaning brush 13 is kept unchanged, and when cleaning the test tube, the test tube is not easy to damage; when the inner wall of the test tube needs to be cleaned, the circuit between the battery arranged in the battery rack 1 and the micro motor 12 is switched on by toggling the switch 11, so that the micro motor 12 starts to rotate, the micro motor 12 drives the cleaning brush 13 to rotate through the connecting piece, the wall of the test tube is electrically cleaned, the structure is simple, and the cost is low.

Specifically, the battery installed inside the battery holder 1 is electrically connected to the micro motor 12 through the switch 11, and the micro motor 12 is fixedly connected to the cleaning brush 13 through a connector.

In this embodiment: the battery arranged in the battery rack 1 provides energy, and the switch 11 controls the circuit to be opened and closed, so as to control whether the micro motor 12 works or not.

Specifically, the width of the limiting groove 21 is matched with the width of the clamping rod of the test tube clamp 3, and the test tube clamp 3 forms a sliding structure with the fixing frame 2 through the limiting groove 21.

In this embodiment: the size of the limiting groove 21 is set, so that the angle of the test tube clamp 3 can not deviate when the test tube clamp slides up and down, and the position of the test tube clamp 3 is ensured to be unchanged.

Specifically, the limiting rod 24, the limiting block 25 and the handle 26 are of an integrated structure, the limiting block 25 is provided with two groups, the size of the limiting block 25 is larger than that of the through hole 31, and the radius of the through hole 31 is slightly smaller than that of the limiting rod 24.

In this embodiment: the limiting block 25 can limit the position of the test tube clamp 3 in the vertical direction, and the limiting rod 24 and the test tube clamp 3 can be connected through the through hole 31.

Specifically, the limiting rod 24 forms a sliding structure with the fixing frame 2 through the clamping groove 22, and the limiting rod 24 is in threaded connection with the threaded hole 23.

In this embodiment: the stopper rod 24 can move up and down in the inside of the notch 22 by rotation between the stopper rod 24 and the screw hole 23.

Specifically, the test tube holder 3 passes through the through hole 31 and forms a rotating structure with the limiting rod 24.

In this embodiment: the arrangement of the through hole 31 enables the limiting rod 24 and the test tube clamp 3 to be connected, and meanwhile, the rotation of the limiting rod 24 does not drive the test tube clamp 3 to rotate.

The utility model discloses a theory of operation and use flow: when the inner wall of the test tube needs to be cleaned, firstly, a part of water is filled into the test tube, then the cleaning brush 13 is inserted into the test tube through the open end of the test tube, the position of the test tube clamp 3 is adjusted according to the length of the test tube, the test tube clamp 3 clamps two thirds of the test tube, the limiting rod 24 arranged at one end of the handle 26 is rotated up and down through the threaded hole 23 by rotating the handle 26, when the limiting rod 24 moves up and down, one end of the limiting rod 24 moves up and down in the clamping groove 22, the limiting rod 24 keeps a horizontal and vertical state, the limiting block 25 fixed on the limiting rod 24 drives the test tube clamp 3 to move up and down vertically, the position of the test tube clamp 3 is adjusted to a proper position, one end of the test tube clamp 3 is pressed to open the test tube clamp 3, the test tube is fixed, and the relative position of the test tube and the cleaning brush 13 is kept unchanged, when cleaning the test tube, the test tube is not easy to damage; when the inner wall of the test tube is cleaned, the switch 11 is toggled to connect a circuit between a battery arranged in the battery rack 1 and the micro motor 12, so that the micro motor 12 starts to rotate, the micro motor 12 drives the cleaning brush 13 to rotate through the connecting piece, and the electric cleaning of the test tube wall is realized.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a simple and convenient formula chemistry experiment tube cleaning device, includes internally mounted battery frame (1) of battery, fixes mount (2) and the perpendicular run through of battery frame (1) one end lower surface one side of mount (2) is provided with test tube clamp (3), its characterized in that: a switch (11) is arranged on the side surface of the battery holder (1), a micro motor (12) is fixedly arranged at the middle position of one end of the battery holder (1), a cleaning brush (13) is arranged at the operation end of the micro motor (12), a limiting groove (21) is formed in one side of the fixing frame (2), a clamping groove (22) formed in the fixing frame (2) is formed in the upper end of the limiting groove (21), a threaded hole (23) formed in the fixing frame (2) is formed in the central position of the lower end of the limiting groove (21), one end of a limiting rod (24) is arranged in the clamping groove (22), the limiting rod (24) penetrates through two sides of a through hole (31) formed in the test tube clamp (3) and is fixedly provided with a limiting block (25), and a part of the outer side of the limiting rod (24) arranged at the lower end of the test tube clamp (3) is, the lower half end of gag lever post (24) runs through screw hole (23) and is fixed with hand (26), the longer one end clamping bar of test tube clamp (3) runs through spacing groove (21) set up on mount (2), through-hole (31) have been seted up on the longer one end clamping bar of test tube clamp (3).

2. The device for cleaning test tube in chemical experiment according to claim 1, wherein: the battery that battery frame (1) internally mounted passes through switch (11) with be electric connection between micro motor (12), micro motor (12) with link to each other through the connecting piece is fixed between cleaning brush (13).

3. The device for cleaning test tube in chemical experiment according to claim 1, wherein: the width of the limiting groove (21) is matched with the width of a clamping rod of the test tube clamp (3), and the test tube clamp (3) passes through the limiting groove (21) and forms a sliding structure with the fixing frame (2).

4. The device for cleaning test tube in chemical experiment according to claim 1, wherein: the limiting rod (24), the limiting block (25) and the handle (26) are of an integrated structure, the limiting block (25) is provided with two groups, the size of the limiting block (25) is larger than that of the through hole (31), and the radius of the through hole (31) is slightly smaller than that of the limiting rod (24).

5. The device for cleaning test tube in chemical experiment according to claim 1, wherein: the limiting rod (24) passes through the clamping groove (22) and forms a sliding structure with the fixing frame (2), and the limiting rod (24) is in threaded connection with the threaded hole (23).

6. The device for cleaning test tube in chemical experiment according to claim 1, wherein: the test tube clamp (3) forms a rotating structure through the through hole (31) and the limiting rod (24).