Chemical test tube cleaning device

Abstract

The utility model discloses a chemical test tube cleaning device which comprises an annular plate, a cleaning cylinder is rotationally arranged on one side of the annular plate, a plurality of installation grooves are formed in the periphery of a cylinder body of the cleaning cylinder in the axial direction in a penetrating mode, a scrubbing brush is installed in each installation groove, and an adjusting assembly is arranged at the end, located on the inner side of the cleaning cylinder, of each scrubbing brush. The adjusting assembly is used for adjusting the scrubbing brushes to synchronously stretch out and draw back in the radial direction of the cleaning cylinder so as to adapt to cleaning of test tubes of different specifications. An arc-shaped brush head is installed at the end, away from the annular plate, of the cleaning cylinder. And a pressure driving assembly is arranged on the other side of the annular plate, penetrates through the annular plate and is connected with the cleaning cylinder, and the pressure driving assembly can drive the cleaning cylinder to rotate through pressing so as to drive the scrubbing brush and the arc-shaped brush head to clean the interior of the test tube.

Description

TECHNICAL FIELD

[0001] The utility model relates to test tube cleaning technical field, concretely relates to a chemical test tube cleaning device. BACKGROUND

[0002] Test tube is the most commonly used equipment of students' chemical experiment and chemical analysis, and it is used in large quantities, generally is cleaned by the teacher after experiment, and test tube is cleaned generally only through manual cleaning of the brush. When cleaning, the staff needs to rotate the brush to clean different parts of the test tube, and the staff's wrist strength is required to be higher, hand fatigue is easy to cause, and the cleaning efficiency is lower.

[0003] Therefore, it is necessary to provide a chemical test tube cleaning device to solve the problems mentioned in the background. UTILITY MODEL CONTENT

[0004] In order to achieve the above purpose, the utility model provides the following technical scheme: a chemical test tube cleaning device, comprising: a ring plate, a cleaning barrel is rotatably arranged on one side of the ring plate, a plurality of installation grooves are axially and peripherally arranged on the barrel body of the cleaning barrel, a plate brush is arranged in each installation groove, an adjusting assembly is arranged at one end of the plate brush on the inner side of the cleaning barrel, and the adjusting assembly is used for adjusting the synchronous telescopic movement of each plate brush along the radial direction of the cleaning barrel, so as to adapt to the cleaning of test tubes of different specifications.

[0005] An arc-shaped brush head is arranged at one end of the cleaning barrel away from the ring plate.

[0006] A pressure driving assembly is arranged on the other side of the ring plate, the pressure driving assembly is connected with the cleaning barrel through the ring plate, the pressure driving assembly can drive the cleaning barrel to rotate by pressing, and then drives the plate brush and the arc-shaped brush head to clean the inside of the test tube.

[0007] Preferably, a mounting seat is coaxially arranged on the side of the inner ring of the ring plate and faces the cleaning barrel, the mounting seat is coaxially and spacedly arranged with the cleaning barrel, and the two are connected through a bearing.

[0008] Preferably, a driving sleeve is coaxially arranged in the lower part of the cleaning barrel, the outer peripheral wall of the driving sleeve is connected with the inner wall of the cleaning barrel through a plurality of connecting rods, and the driving sleeve is connected with the pressure driving assembly.

[0009] Preferably, the pressure driving assembly comprises: an extension barrel, the extension barrel is coaxially and fixedly arranged on the side of the ring plate away from the cleaning barrel.

[0010] A driving rod is coaxially and slidingly arranged in the extension barrel, the two ends of the driving rod respectively extend to the inside of the cleaning barrel and the outside of the extension barrel, and one end of the driving rod located in the inside of the cleaning barrel is connected with the driving sleeve.

[0011] The driving rod is provided with a stop ring coaxially at one end of the extension cylinder away from the ring plate.

[0012] The driving rod is provided with a pressing plate at one end outside the extension cylinder, a reset spring is arranged between the pressing plate and the outer wall of the extension cylinder, and the reset spring is sleeved on the driving rod.

[0013] Preferably, the driving rod is bounded by the stop ring, and a screw rod part is arranged on one side close to the cleaning cylinder, and a sliding rod part is arranged on the other side; the driving sleeve is an internally threaded sleeve, and the driving sleeve is screwed with the screw rod part.

[0014] Preferably, the extension cylinder is symmetrically provided with a clamp ring on both sides.

[0015] Preferably, the adjusting assembly comprises a mounting cylinder coaxially and fixedly arranged at the upper end of the driving sleeve and spaced apart from the brush, a cylindrical air bag is sleeved on the cylinder body of the mounting cylinder, the air bag is used for supporting each brush, and the extension length of each brush is adjusted by changing the air bag pressure.

[0016] Preferably, the brush comprises a plate body slidingly arranged in the mounting groove, an arc plate is arranged at one end of the plate body close to the air bag, and a brush hair is arranged at one end of the plate body away from the air bag.

[0017] Preferably, a buffer pad is arranged at the upper end of the ring plate.

[0018] Compared with the prior art, the chemical test tube cleaning device has the following advantages

[0019] Beneficial effects:

[0020] In the utility model, the pressure driving assembly is arranged, the cleaning cylinder and the brush and the arc brush head are driven to rotate by reciprocating pressing the pressure driving assembly, the inside of the test tube is cleaned by rotating, the cleaning efficiency is improved, the staff is avoided when cleaning, the wrist is rotated for a long time, and the hand is tired. And the adjusting assembly is arranged to adjust the extension length of the brush, so that the brush can be adapted to different diameter test tube cleaning, and the applicability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 It is a kind of chemical test tube cleaning device overall structure schematic view;

[0022] Fig. 2 It is a kind of chemical test tube cleaning device sectional structure schematic view;

[0023] Fig. 3 It is a kind of chemical test tube cleaning device adjusting assembly overhead sectional structure schematic view;

[0024] Fig. 1, cleaning cylinder; 2, ring plate; 3, plate brush; 4, arc-shaped brush head; 5, driving rod; 6, pressing plate; 7, reset spring; 8, pincer ring; 9, mounting seat; 10, bearing; 11, driving sleeve; 12, connecting rod; 13, mounting cylinder; 14, plate body; 15, brush; 16, arc plate; 17, air bag; 18, retaining ring; 19, inflation valve. DETAILED DESCRIPTION

[0025] Please refer to Figs. 1-3 The utility model provides a chemical test tube cleaning device, include: ring plate 2, one side of ring plate 2 is provided with cleaning cylinder 1, the periphery of the cylinder body of cleaning cylinder 1 is opened along the axis and is provided with a plurality of installation grooves, each installation groove is installed with plate brush 3, one end of plate brush 3 is provided with adjusting assembly in the inside of cleaning cylinder 1, adjusting assembly is used for adjusting each plate brush 3 along the radial direction of cleaning cylinder 1 synchronous telescopic movement, to adapt to different specifications test tube cleaning,

[0026] The arc-shaped brush head 4 is installed at one end of the cleaning cylinder 1 away from the ring plate 2.

[0027] The other side of the ring plate 2 is provided with a pressure driving assembly, the pressure driving assembly passes through the ring plate 2 and is connected with the cleaning cylinder 1, the pressure driving assembly can drive the cleaning cylinder 1 to rotate by pressing, and then drive the plate brush 3 and the arc-shaped brush head 4 to clean the inside of the test tube.

[0028] Among them, at least one brush strip is installed on the outer arc surface of the arc-shaped brush head 4 from the top to the bottom, for cleaning the bottom arc surface of the test tube.

[0029] Further, the inner ring of the ring plate 2 is coaxially and fixedly provided with a mounting seat 9 on the side facing the cleaning cylinder 1, the mounting seat 9 is coaxially and spaced apart from the cleaning cylinder 1, and the two are connected through a bearing 10, so that the cleaning cylinder 1 can rotate under the action of the pressure driving assembly to clean the chemical test tube.

[0030] Further, a driving sleeve 11 is coaxially arranged in the lower part of the cleaning cylinder 1, the outer peripheral wall of the driving sleeve 11 is connected with the inner wall of the cleaning cylinder 1 through a plurality of connecting rods 12, and the driving sleeve 11 is connected with the pressure driving assembly.

[0031] Further, the pressure driving assembly comprises:

[0032] An extension cylinder is coaxially and fixedly arranged on the side of the ring plate 2 away from the cleaning cylinder 1.

[0033] The driving rod 5 is coaxially slid in the extension cylinder, and the two ends of the driving rod 5 extend into the cleaning cylinder 1 and outside the extension cylinder respectively, and the end of the driving rod 5 inside the cleaning cylinder 1 is connected with the driving sleeve 11;

[0034] The driving rod 5 is coaxially provided with a stop ring 18 on the rod body at one end away from the ring plate 2 inside the extension cylinder, for axially limiting the driving rod 5 and preventing the driving rod 5 from sliding out;

[0035] The driving rod 5 is provided with a pressing plate 6 at one end outside the extension cylinder, a return spring 7 is arranged between the pressing plate 6 and the outer wall of the extension cylinder, and the return spring 7 is sleeved on the driving rod 5.

[0036] Specifically, the extension cylinder is used to increase the driving stroke of the driving rod 5, ensure the number of single rotation of the cleaning cylinder, and ensure the cleaning effect.

[0037] Further, the driving rod 5 is divided by the stop ring 18, and the side close to the cleaning cylinder 1 is a screw rod part, and the other side is a sliding rod part.

[0038] The driving sleeve 11 is an internally threaded sleeve, and the driving sleeve 11 is screwed with the screw rod part.

[0039] Since the driving sleeve 11 is fixedly connected with the cleaning cylinder 1, and the cleaning cylinder 1 is relatively rotatably connected with the ring plate 2, when the screw rod part of the driving rod 5 reciprocally moves along the axial direction, the cleaning cylinder 1 can be driven to rotate forward and backward to clean the test tube.

[0040] Further, the extension cylinder is symmetrically provided with a pincer ring 8 on both sides.

[0041] It should be explained that when the chemical test tube needs to be cleaned, the cleaning liquid is injected into the test tube, the cleaning cylinder 1 is inserted into the test tube, the index finger and the middle finger are inserted through the pincer ring 8, and then the thumb or the palm is reciprocally pressed to press the pressing plate 6, the screw rod part of the driving rod 5 drives the driving sleeve 11 to drive the cleaning cylinder 1 to rotate, and then the brush 3 and the arc-shaped brush head 4 clean the inside of the test tube.

[0042] When the pressing plate 6 is pressed each time, the cleaning cylinder 1 rotates forward, and when the thumb is released, the pressing plate 6 is reset under the elastic force of the return spring 7, and the cleaning cylinder 1 rotates backward, so that the cleaning cylinder 1 rotates forward and backward intermittently by reciprocally pressing the pressing plate 6, the chemical test tube is quickly cleaned, and the hand fatigue of the worker is avoided when the test tube is manually rotated and cleaned.

[0043] Further, the adjusting assembly comprises a mounting cylinder 13 coaxially fixed at the upper end of the driving sleeve 11 and spaced apart from the brush 3, and a cylinder-shaped air bag 17 is sleeved on the cylinder body of the mounting cylinder 13, the air bag 17 is used for supporting each brush 3, and the extension length of each brush 3 is adjusted by changing the pressure of the air bag 17.

[0044] Further, the brush 3 comprises a plate body 14 slidingly arranged in the mounting groove, an arc plate 16 is arranged at one end of the plate body 14 close to the air bag 17, and a brush hair 15 is arranged at one end of the plate body 14 away from the air bag 17.

[0045] It should be explained that the air bag 17 is adhered to the inner arc surface of the arc plate 16, the staff can adjust the inflation of the air bag 17 according to the pipe diameter of the test tube to be cleaned, so that the extension length of the brush 3 is matched with the size of the test tube to be cleaned, and the applicability of the device is improved. Meanwhile, compared with the fixed cleaning brush, the service life of the brush 3 can be improved by adjusting the extension of the brush 3.

[0046] Preferably, the cleaning cylinder 1 is provided with an inflation valve 19, and the inflation port of the air bag 17 is connected with the inflation valve 19 through a hose, so as to facilitate the staff to adjust the inflation amount of the air bag 17.

[0047] Further, the ring plate 2 is provided with a buffer pad at the upper end, so as to avoid the test tube from being damaged by accidental collision.

[0048] In specific implementation, the cleaning liquid is injected into the test tube, the cleaning cylinder is inserted into the test tube, the index finger and the middle finger are inserted through the ring, and then the thumb is reciprocally pressed on the pressing plate, the screw part of the driving rod drives the driving sleeve to drive the cleaning cylinder to rotate, and then the brush and the arc-shaped brush head drive the test tube to be cleaned.

[0049] The above is only a preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A chemical test tube cleaning device, characterized in that, include: A ring plate (2) is provided with a cleaning cylinder (1) rotatably mounted on one side of the ring plate (2). Several mounting slots are provided axially around the body of the cleaning cylinder (1). A brush (3) is installed in each mounting slot. An adjustment component is provided at one end of the brush (3) located inside the cleaning cylinder (1). The adjustment component is used to adjust the brush (3) to move synchronously along the radial direction of the cleaning cylinder (1) to adapt to the cleaning of test tubes of different specifications. An arc-shaped brush head (4) is installed at the end of the cleaning cylinder (1) away from the ring plate (2); A pressure drive assembly is provided on the other side of the ring plate (2). The pressure drive assembly passes through the ring plate (2) and is connected to the cleaning cylinder (1). The pressure drive assembly can drive the cleaning cylinder (1) to rotate by pressing, thereby driving the plate brush (3) and the arc-shaped brush head (4) to clean the inside of the test tube.

2. The chemical test tube cleaning device according to claim 1, characterized in that, A mounting seat (9) is coaxially fixed at the inner ring of the ring plate (2) facing the cleaning cylinder (1). The mounting seat (9) and the cleaning cylinder (1) are coaxially spaced apart and connected by a bearing (10).

3. The chemical test tube cleaning device according to claim 1, characterized in that, A drive sleeve (11) is coaxially arranged in the lower part of the cleaning cylinder (1). The outer peripheral wall of the drive sleeve (11) is connected to the inner wall of the cleaning cylinder (1) through several connecting rods (12). The drive sleeve (11) is connected to the pressure drive assembly.

4. A chemical test tube cleaning device according to claim 3, characterized in that, The pressure drive assembly includes: an extension cylinder, which is coaxially fixed to the annular plate (2) on the side opposite to the cleaning cylinder (1); A drive rod (5) is coaxially slidably inserted inside the extension tube. The two ends of the drive rod (5) extend to the inside of the cleaning tube (1) and the outside of the extension tube, respectively. The end of the drive rod (5) inside the cleaning tube (1) is connected to the drive sleeve (11). A retaining ring (18) is coaxially provided on the rod body of the drive rod (5) at one end located inside the extension tube and away from the ring plate (2); The drive rod (5) is provided with a pressure plate (6) at one end outside the extension cylinder. A return spring (7) is provided between the pressure plate (6) and the outer wall of the extension cylinder. The return spring (7) is sleeved on the drive rod (5).

5. A chemical test tube cleaning device according to claim 4, characterized in that, The drive rod (5) is divided into a screw part on the side closer to the cleaning cylinder (1) and a sliding rod part on the other side, with the retaining ring (18) as the boundary; the drive sleeve (11) is an internal threaded sleeve and is screwed to the screw part.

6. A chemical test tube cleaning device according to claim 4, characterized in that, The extension tube is symmetrically provided with clamping rings (8) on both sides.

7. A chemical test tube cleaning device according to claim 4, characterized in that, The adjustment component includes: a mounting cylinder (13), which is coaxially fixed at the upper end of the drive sleeve (11) and spaced apart from the brushes (3). A cylindrical airbag (17) is sleeved on the body of the mounting cylinder (13). The airbag (17) is used to support each of the brushes (3). The extension and retraction length of each brush (3) is adjusted by changing the pressure of the airbag (17).

8. A chemical test tube cleaning device according to claim 7, characterized in that, The brush (3) includes: a plate body (14), which is slidably disposed in the mounting groove. An arc plate (16) is provided at one end of the plate body (14) near the airbag (17), and bristles (15) are provided at the other end of the plate body (14) away from the airbag (17).

9. A chemical test tube cleaning device according to claim 1, characterized in that, A buffer pad is attached to the upper end of the ring plate (2).

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