CN208131620U - A kind of volumetric flask automatic flushing device - Google Patents

Abstract

The utility model discloses an automatic cleaning device for volumetric bottles. The automatic cleaning device comprises a handle, a brush handle and a plurality of sponge strips. The bottom of the handle is movably connected with the brush handle, and the top sponge strips are movably connected with the brush handle; The top of the handle is provided with a first driving device to control the extension of a plurality of sponge strips, and the outer side of the first driving device is provided with a stretch gear for controlling the work of the first driving device; a control brush is provided under the first driving device The second driving device for rotating the handle, and the outer side of the second driving device is provided with a rotation gear for controlling the operation of the second driving device. The utility model can be widely used for cleaning volumetric bottles in laboratories, and can clean volumetric bottles of various sizes. It not only has a fast cleaning speed, but also has high cleaning efficiency, reduces cumbersome manual cleaning, and provides The use of volumetric flasks in the laboratory brings many conveniences.

Description

A volumetric bottle automatic cleaning device

technical field

The utility model belongs to the technical field of chemical instruments, in particular to an automatic cleaning device for volumetric bottles.

Background technique

Volumetric flasks are widely used in the quantitative preparation of solutions in experiments, mainly for the preparation of standard solutions and accurate dilute solutions and the preparation of sample solutions by direct methods.

However, because the bottleneck is too long and thin, it is not easy to clean after the reagent is prepared. The commonly used cleaning method is to directly and repeatedly clean with distilled water, or to clean with complex acid solution. The operation is cumbersome and the workload is heavy, which brings a lot of troubles to the operation of the laboratory, and even affects the experimental data, and will cause experimental hazards in severe cases.

Utility model content

Aiming at the deficiencies of the prior art, the purpose of this utility model is to propose an automatic cleaning device for volumetric flasks, which can quickly clean the inside of the volumetric flask, and can clean the inside of the volumetric flask quickly, which is convenient and fast.

In order to realize above-mentioned purpose, the technical scheme that the utility model adopts is:

An automatic cleaning device for a volumetric flask, the automatic cleaning device includes a handle, a brush handle and a plurality of sponge strips, the bottom of the handle is movably connected to the brush handle, and the top sponge strips are all movably connected to the brush handle;

The top of the handle is provided with a first driving device to control the stretching of a plurality of sponge strips, and the outer side of the first driving device is provided with a stretch gear for controlling the work of the first driving device; a control brush is provided under the first driving device The handle rotates the second driving device, and the outer side of the second driving device is provided with a rotation gear to control the operation of the second driving device; the bottom of the connecting rod is connected with the brush handle through threads.

Further, the handle is hollow inside and a connecting rod is provided in the hollow, the connecting rod is hollow inside, the bottom end of the connecting rod is connected with the brush handle, and the top end of the connecting rod is connected with the second driving device; The second driving device drives the connecting rod to rotate, thereby driving each sponge strip on the brush handle to rotate, so as to realize the cleaning of the inside of the volumetric bottle.

Further, a telescopic body is provided in the hollow inside the connecting rod, one end of the telescopic body is connected to the first driving device, and the other end extends to the outside of the brush handle; the inner sides of the plurality of sponge strips are all connected to the telescopic body through steel wires The first driving device is controlled by the extension gear to work, and the first driving device works to drive the telescopic body to expand and contract inside the connecting rod, thereby realizing the purpose of extending a plurality of sponge strips, which can be satisfied with the cleaning of volumetric bottles of different inner diameters.

Further, the side wall of the first driving device is provided with a first motor, and the side wall of the second driving device is provided with a second motor; the extension of the sponge strip of the cleaning device is driven by the first motor and the second motor. And rotation, to realize the automation of cleaning.

Further, one end of the sponge strip is hung on the brush handle, and the middle of the sponge strip is hung on the steel wire; the sponge strip can be disassembled for easy cleaning and replacement.

The beneficial effects of the utility model are:

The utility model changes the traditional volumetric bottle cleaning method, solves the problems of inconvenient cleaning and cumbersome operation of the volumetric bottle, and can realize the stretching of multiple sponge strips through the stretching position, thereby meeting the cleaning of volumetric bottles with different diameters, and also The rotation of multiple sponge strips can be driven by the rotating gear, thereby improving the efficiency of cleaning the volumetric bottle, reducing the labor intensity of manual cleaning, reducing tedious manual cleaning, greatly saving cleaning time, and making the cleaning of the volumetric bottle more thorough , to avoid the phenomenon that the cleaning is not clean and affects the experimental results.

Description of drawings

Fig. 1 is a schematic view of the complete structure of the utility model.

In the figure: 1. handle; 2. brush handle; 3. sponge strip; 4-1. first drive device; 4-2. second drive device; 5. extension gear; 6. rotation gear; 7. connection Rod; 8, expansion body; 9, steel wire; 10, first motor; 11, second motor.

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further elaborated below in conjunction with the accompanying drawings.

In this embodiment, as shown in Figure 1, a volumetric flask automatic cleaning device, the automatic cleaning device includes a handle 1, a brush handle 2 and a plurality of sponge strips 3, the bottom of the handle 1 is movably connected with the brush handle 2, The top sponge strips 3 are all flexibly connected to the brush handle 2; the top of the handle 1 is provided with a first driving device 4-1 for controlling the stretching of a plurality of sponge strips 3, and the outside of the first driving device 4-1 is provided with Control the extension gear 5 of the first driving device 4-1; the second driving device 4-2 is provided below the first driving device 4-1 to control the rotation of the brush handle 2, and the second driving device 4- The outer side of 2 is provided with a rotation gear 6 for controlling the operation of the second driving device 4-2; the bottom of the connecting rod 7 is connected with the brush handle 2 through threads.

As an optimization scheme of the present utility model, the handle 1 is hollow inside and a connecting rod 7 is provided in the hollow, the connecting rod 7 is hollow inside, the bottom end of the connecting rod 7 is connected with the brush handle 2, and the top end of the connecting rod 7 is connected with the brush handle 2. The second driving device 4-2 is connected; the second driving device 4-2 is controlled by the rotating gear 6 to drive the connecting rod 7 to rotate, thereby driving each sponge strip 3 on the brush handle 2 to rotate, so as to realize cleaning inside the volumetric bottle, Make the cleaning inside the volumetric flask cleaner.

As an optimization solution of the present utility model, a telescopic body 8 is provided in the hollow inside the connecting rod 7, one end of the telescopic body 8 is connected to the first driving device 4-1, and the other end extends to the outside of the brush handle 2; The inner sides of a plurality of sponge strips 3 are connected to the telescopic body 8 through the steel wire 9; the first driving device 4-1 is controlled to work through the extension gear 5, and the first driving device 4-1 works to drive the telescopic body 8 inside the connecting rod 7 Expanding and contracting, so as to realize the purpose of stretching a plurality of sponge strips 3, which can satisfy the cleaning of volumetric flasks with different inner diameters.

As an optimization scheme of the present utility model, the side wall of the first driving device 4-1 is provided with a first motor 10, and the side wall of the second driving device 4-2 is provided with a second motor 11; 10 and the second motor 11 drive the stretching and rotation of the sponge strip 3 of the cleaning device to realize the automation of cleaning.

As an optimization scheme of the present invention, one end of the sponge strip 3 is hung on the brush handle 2, and the middle of the sponge strip 3 is hung on the steel wire 9; the sponge strip 3 can be disassembled for easy cleaning and replacement.

When the utility model is used in practice, the stretching degree of each sponge strip 3 is adjusted according to the inner diameter of the volumetric bottle to be cleaned, and the first driving device 4-1 is started to rotate by adjusting the stretching position 5 to drive the telescopic body 8 to move up and down. move, so as to achieve the purpose of stretching the sponge strip 3; then put the sponge strip 3 into the volumetric bottle, turn on the rotation gear 6, and when the second driving device 4-2 starts to rotate, it will drive the connecting body 7 to rotate, thereby driving and fixing it on the The sponge strip 3 on the brush handle 2 rotates to achieve the purpose of cleaning the inner wall of the volumetric flask, which is very convenient and has high cleaning efficiency.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (3)

1. a kind of volumetric flask automatic flushing device, it is characterised in that：The automatic flushing device includes handle (1), brush handle (2) and more A sponge strip (3), handle (1) bottom are flexibly connected with brush handle (2), and the top of multiple sponge strips (3) is living with brush handle (2) Dynamic connection；Described sponge strip (3) one end is suspended at brush handle (2), and the middle of sponge strip (3) is suspended on steel wire (9)； Handle (1) inner hollow and wherein vacancy are equipped with connecting rod (7), connecting rod (7) inner hollow, connecting rod (7) bottom End is connected with brush handle (2), and connecting rod (7) top is connected with the second driving device (4-2)；Connecting rod (7) bottom and brush handle (2) it is attached by screw thread；

It is equipped at the top of the handle (1) and controls the first driving device (4-1) that multiple sponge strips (3) are stretched, described first The stretching, extension gear (5) of control first driving device (4-1) work is equipped on the outside of driving device (4-1)；The first driving device It is equipped with the second driving device (4-2) of control brush handle (2) rotation below (4-1), is equipped on the outside of second driving device (4-2) Control the rotation gear (6) of the second driving device (4-2) work.

2. a kind of volumetric flask automatic flushing device according to claim 1, it is characterised in that：The connecting rod (7) is internal Middle vacancy is equipped with extrusome (8), and described extrusome (8) one end is connect with first driving device (4-1), and the other end extends to brush handle (2) outside；The inside of multiple sponge strips (3) passes through steel wire (9) and connect with extrusome (8).

3. a kind of volumetric flask automatic flushing device according to claim 2, it is characterised in that：The first driving device (4-1) side wall is equipped with first motor (10), and the second driving device (4-2) side wall is equipped with the second motor (11).