CN111515203B - Vibration type test tube cleaning device - Google Patents

Abstract

The invention discloses an oscillating type test tube cleaning device which comprises a supporting sleeve and a rotating rod body positioned in the supporting sleeve, wherein the axes of the supporting sleeve and the rotating rod body are superposed, a first fixing piece and a second fixing piece are arranged at the bottom end of the supporting sleeve, a preset distance is reserved between the first fixing piece and the second fixing piece along the direction of the supporting sleeve, a cleaning sheet is movably arranged at the edge of the second fixing piece, a pulling mechanism is arranged between the first fixing piece and the cleaning sheet, and the pulling mechanism can pull the cleaning sheet to swing up and down. The pulling mechanism comprises a polarization ring, a plug, a pull rod, a sliding seat and a mounting seat, the polarization ring is fixed on the rotating rod body and is located inside the first fixing part, and the plug is arranged in a plug sliding cavity in the first fixing part in a sliding mode. The invention can improve the cleaning effect and avoid the waste liquid remaining on the inner wall of the test tube; the cleaning efficiency is improved, and the cleaning time is shortened.

Description

Oscillating test tube cleaning device

technical field

The invention relates to the technical field of test tube cleaning, in particular to an oscillatory test tube cleaning device.

Background technique

The test tube is a common container for chemical reactions of small amounts of reagents, mainly used in pharmaceutical research and chemical laboratories. The test tube can be used in both normal temperature and heating environments. If it needs to be heated for use, it is necessary to preheat the test tube before heating, so that the test tube can be heated evenly and used safely. There are also various types and specifications of test tubes. Specifically, they can be divided into ordinary test tubes, test tubes with branches, and centrifugal test tubes.

On the other hand, some common combustion experiments can be carried out in test tubes, such as potassium permanganate heating for oxygen production, red phosphorus combustion and other experiments. During the experiment, the burning chemical reagent forms hard and difficult to scrape block-like particles on the inner wall of the test tube. In addition, the test-tube agglutination test is a quantitative and semi-quantitative test. In the specific operation, a known certain amount of antigen is mixed with a series of diluted patient serum, and the results are observed after being incubated for a period of time. According to the test results, it is determined whether there are corresponding antibodies and their titers in the serum of the tested patient. . Among them, the test tube should not be shaken before observing the test results to avoid the dispersal of the agglomerates. After observing the results, some of the agglomerates adhered to the inner wall of the test tube and were difficult to wash off.

At present, the cleaning method of the inner wall of the test tube is to use the reciprocating movement of ordinary cotton and linen cloth to clean it, which has the following disadvantages: 1. The adhesion between the block particle attachment and the inner wall of the test tube is large, difficult to scrape off, and the cleaning is not complete. 2. Most of the chemical reagents are highly corrosive, and manual cleaning has certain potential safety hazards; 3. Manually manually pulling the cotton and linen cloth back and forth, the operation efficiency is low, and the time required for cleaning the inner wall of the test tube is prolonged.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an oscillating test tube cleaning device. When using the present invention, the support sleeve is first fixed on the driving member, and then the rotating rod body is connected with the output shaft of the driving member, and the output shaft of the driving member rotates to drive the rotating rod body. Rotation, the rotating rod body drives the cleaning sheet to swing reciprocatingly through the pulling mechanism to clean the inner wall of the test tube, so as to solve the problem of incomplete cleaning of the block particle attachments and the existence of residual attachments; manual cleaning has certain safety hazards; low operation efficiency, prolong the cleaning of the inner wall of the test tube the time required.

In order to achieve the above purpose of the invention, the present invention adopts the following technical solutions: an oscillating test tube cleaning device, comprising a support sleeve and a rotating rod body located inside the support sleeve, the axes of the support sleeve and the rotating rod body are coincident, and the axis of the support sleeve and the rotating rod body are coincident. The bottom end is provided with a first fixing piece and a second fixing piece, a predetermined distance is left between the first fixing piece and the second fixing piece along the direction of the support sleeve, and the edge of the second fixing piece is movable A cleaning sheet is provided, and a pulling mechanism is arranged between the first fixing member and the cleaning sheet, and the pulling mechanism can pull the cleaning sheet to swing up and down;

The pulling mechanism includes a polarizing ring, a plug, a pull rod, a sliding seat and a mounting seat, the polarizing ring is fixed on the rotating rod body, and the polarizing ring is located inside the first fixing member, and the plug is slidably arranged on the first fixing member. The sliding seat is slidably arranged on the second fixing member, the mounting seat is rotatably arranged on the outer end of the sliding seat, and the mounting seat and the cleaning sheet are fixedly connected, and the pulling rod is movable It is arranged between the plug and the mounting seat, and the two ends of the pull rod are respectively rotatably connected with the plug and the mounting seat.

Preferably, the polarizing ring is evenly provided with grooves in the circumferential direction, the inner end of the plug is provided with a roller, and the roller and the groove are pressed against each other, the sliding seat, the rotating shaft between the mounting seat and the mounting seat , The rotating shaft between the pull rods and the rotating shafts between the pull rod and the plug are parallel to each other.

Preferably, the second fixing member is a disk-shaped structure, the sliding seat can slide along the radial direction of the second fixing member, and a buffer mechanism is provided between the sliding seat and the second fixing member.

Preferably, a sliding groove is formed on the top surface of the second fixing member, the sliding seat is located in the sliding groove, the outer end of the sliding groove is provided with a blocking wall, and the inner end of the sliding seat is provided with a blocking wall block, and the blocking wall can block the blocking block along the radial direction of the second fixing member.

Preferably, the buffer mechanism includes a guide rod and an elastic piece, the guide rod is inserted into a guide hole in the second fixing piece, and the guide rod is located in the chute, and the elastic piece is arranged on the between the sliding seat and the second fixing member.

Preferably, the blocking block is a semi-annular structure, the number of the guide rods is two, and the two guide rods are respectively fixed on both ends of the semi-annular structure, the elastic member is a spring, and the spring is located at the end of the semi-annular structure. the periphery of the guide rod.

Preferably, the buffer mechanism further includes a guide rail, the guide rail is fixed on the inner end of the sliding seat, the second fixing member is provided with a guide groove, and the guide groove and the guide groove communicate with each other, and the guide rail is arranged to cooperate with each other. in the guide groove.

Preferably, the rotating rod body extends to the bottom of the second fixing member and is provided with a rotating member, the rotating member includes a rotating disc and a rotating rib, and a plurality of balls are arranged between the second fixing member and the rotating disc.

Preferably, the rotary rib is a cross structure, and the cross structure is located in the same spherical surface, and the rotary rib is made of elastic water-absorbing material.

Compared with the prior art, the oscillating test tube cleaning device that adopts the above technical solution has the following beneficial effects:

1. When in use, the rotation of the output shaft of the driving part drives the rotating rod to rotate, the rotating rod drives the polarizing ring to rotate continuously, the polarizing ring pushes the plug to move back and forth, the plug pulls the mounting seat through the pull rod to swing back and forth, and the mounting seat drives the cleaning sheet to swing back and forth to knock at intervals The block particles adhered to the inner wall of the test tube are hit to crack and peel off the block particles. In addition, the sliding seat moves back and forth along the second fixing member, and the spring is reciprocally compressed or elongated, which drives the cleaning sheet to vibrate continuously, which can make the test tube The cleaning solution in the test tube is stirred to continuously flush the adhesions on the inner wall of the test tube, and the cleaning is more thorough and eliminates the phenomenon of adhesion residues.

2. When using, first fix the support sleeve on the driving part, then use the coupling to connect the rotating rod body and the output shaft of the driving part, and then insert the support sleeve into the inside of the test tube to replace the traditional manual cleaning using cotton and linen cloth In the method, the chemical reagent in the test tube will not touch the palm and body of the user, thereby eliminating the potential safety hazard that the human body is corroded by being splashed by the chemical reagent.

3. Use driving parts to provide power instead of traditional manual work, improve cleaning efficiency and shorten the time required for cleaning operations.

Description of drawings

Fig. 1 is the perspective view of the embodiment of the oscillating test tube cleaning device of the present invention;

Fig. 2 is the front view of embodiment;

3 is a top view of the embodiment;

4 is a cross-sectional view of the bottom end of the oscillating test tube cleaning device in the embodiment;

5 is a perspective view of the bottom end of the oscillating test tube cleaning device in the embodiment;

6 is a perspective view of the pulling mechanism in the embodiment;

7 is a perspective view of the pulling mechanism and the cleaning sheet in the embodiment (when the cleaning sheet is in a vertical state);

FIG. 8 is a perspective view of the pulling mechanism and the cleaning sheet in the embodiment (after the cleaning sheet is swung upward);

9 is a perspective view of the pulling mechanism and the cleaning sheet in the embodiment (after the cleaning sheet swings downward);

Fig. 10 is an enlarged view at A in Fig. 7 of the embodiment;

Figure 11 is a perspective view of the rotary member in the embodiment;

12 is a perspective view of a polarizing ring in an embodiment;

13 is a schematic diagram of the use state of the embodiment;

Figure 14-a is a schematic diagram of the position of the cleaning sheet in the embodiment (when the cleaning sheet swings upward);

Figure 14-b is a schematic diagram of the position of the cleaning sheet in the embodiment (when the cleaning sheet is in a vertical state);

Fig. 14-c is a schematic diagram of the position of the cleaning sheet in the embodiment (when the cleaning sheet swings downward).

Reference signs: support sleeve 1, rotating rod body 2, rotating piece 21, rotating disc 211, rotating rib 212, first fixing piece 3, second fixing piece 4, ball 41, cleaning sheet 5, pulling mechanism 6, polarizing ring 61. Groove 611, plug sliding cavity 62, plug 63, roller 631, pull rod 64, sliding seat 65, mounting seat 66, driving member 7, test tube 8, chute 91, guide rod 92, guide rail 93, elastic member 94.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings.

As shown in Figures 1 and 2, the oscillating test tube cleaning device includes a support sleeve 1 and a rotating rod body 2 located inside the support sleeve 1. The axes of the support sleeve 1 and the rotating rod body 2 are coincident, wherein the support sleeve 1 has an inner cavity. When using the elongated structure, as shown in Figure 13, the support sleeve 1 is fixed on the driving member 7, and the top end of the rotating rod body 2 and the output shaft of the driving member 7 are connected together through a coupling, and then the support The sleeve 1 is inserted into the inside of the test tube 8, and the output shaft of the driver 7 rotates to drive the rotating rod body 2 to rotate to provide the power required for cleaning. The support sleeve 1 is used to stably support the rotating rod body 2 to avoid the freedom of the rotating rod body 2. The end is moved, and the driving part 7 is a slow rotating part to protect the test tube.

Among them, the driving member 7 adopts a structure similar to that of the electric drill, that is, only the output shaft of the driving member 7 connected with the rotating rod body 2 is rotated, and the other parts are fixed with the casing.

As shown in Figures 1-3, the bottom end of the support sleeve 1 is provided with a first fixing member 3 and a second fixing member 4, and there is a space between the first fixing member 3 and the second fixing member 4 along the direction of the support sleeve 1. The predetermined distance reserves installation space and working space for the pulling mechanism 6. The rotating rod body 2 extends to the bottom of the second fixing member 4 and is provided with a rotating member 21. The rotation of the rotating rod body 2 can drive the rotating member 21 to rotate.

As shown in FIG. 11 , the rotating member 21 includes a rotating disc 211 and a rotating rib 212 . A plurality of balls 41 (as shown in FIG. 4 ) are arranged between the second fixing member 4 and the rotating disc 211 , and the plurality of balls 41 can reduce the The frictional resistance between the two fixed parts 4 and the rotary disk 211, the rotary rib 212 is a cross structure, and the cross structure is located in the same spherical surface, the rotary rib 212 rotates to form a spherical surface to clean the inner bottom of the test tube, the rotary rib 212 It is made of elastic water-absorbing material, which can properly absorb the cleaning liquid and improve the cleaning effect. Specifically, the rotating rod body 2 drives the rotating disc 211 and the rotating rib 212 to rotate, so as to agitate the cleaning liquid inside the test tube 8 and further improve the cleaning effect.

As shown in Figures 1-3 and 5, the edge of the second fixing member 4 is movably provided with a cleaning sheet 5, the pulling mechanism 6 can pull the cleaning sheet 5 to swing up and down, and the up and down swing of the cleaning sheet 5 can contact the inner wall of the test tube 8 at intervals, thereby It has better cleaning effect. Among them, the cleaning sheet 5 is a polyurethane plastic sheet. The polyurethane plastic sheet can vibrate and knock the inner wall of the glass of the test tube, and knock and vibrate the particles attached to the inner wall of the glass, so as to achieve effective cleaning. In addition, the polyurethane plastic sheet has good toughness, it is not easy to damage the inner wall of the test tube during high-frequency percussion, and will not leave traces on the inner surface of the silica glass, in addition, the cleaning sheet 5 and the pulling mechanism 6 are respectively provided with three, In addition, the cleaning sheets 5 are evenly distributed along the circumferential direction of the second fixing member 4 , so that they can cover a larger area of the inner wall of the test tube 8 and have a better cleaning effect.

As shown in Figures 1, 4-9, a pulling mechanism 6 is provided between the first fixing member 3 and the cleaning sheet 5. Specifically, the pulling mechanism 6 includes a polarizing ring 61, a plug 63, a pull rod 64, a sliding seat 65 and a mounting seat 66, the polarizing ring 61 is fixed on the rotating rod body 2, and the polarizing ring 61 is located inside the first fixing member 3, wherein the first fixing member 3 is a ring member, and the plug 63 is slidably arranged on the plug sliding in the first fixing member 3. In the cavity 62, the sliding seat 65 is slidably arranged on the second fixing member 4, the mounting seat 66 is rotatably arranged on the outer end of the sliding seat 65, and the mounting seat 66 is fixedly connected with the cleaning sheet 5, and the pull rod 64 is movably arranged on the plug 63 and the cleaning sheet 5. Between the mounting seats 66, and the two ends of the pull rod 64 are respectively connected with the plug 63 and the mounting seat 66 in rotation, when in use, the rotating rod body 2 drives the polarization ring 61 to rotate, the polarization ring 61 pushes the plug 63 to move back and forth, and the plug 63 is pulled by the pull rod 64. The mounting seat 66 swings back and forth, and at the same time, the sliding seat 65 reciprocates along the radial direction of the second fixing member 4, and the mounting seat 66 drives the cleaning sheet 5 to swing back and forth, thereby cleaning the inner wall of the test tube 8, improving the cleaning effect and improving the cleaning efficiency.

As shown in Figures 4, 5, and 12, the polarizing ring 61 is evenly provided with grooves 611 in the circumferential direction, and the inner end of the plug 63 is provided with a roller 631, and the roller 631 and the groove 611 are pressed against each other. When the polarizing ring 61 rotates, The polarizing ring 61 pushes the roller 631 to move back and forth, and the roller 631 rolls relative to the groove 611, so as to have the effect of polarization and reduce frictional resistance. Preferably, the polarizing ring 61 is made of wear-resistant material to prolong the service life. And the edge surface of the polarizing ring 61 is a smooth surface, which further reduces the frictional resistance. parallel to accommodate the up and down swing of the mounting seat 66 .

As shown in Figures 7 and 10, the second fixing member 4 is a disc-shaped structure, wherein the disc-shaped structure and the rotating rod body 2 are connected in rotation through a bearing to adapt to the rotational movement of the rotating rod body 2 relative to the disc-shaped structure. In addition, The disc-shaped structure can also maintain the stability of the end of the rotating rod body 2 through the bearing. The sliding seat 65 can slide along the radial direction of the second fixing member 4 to accommodate the pulling operation of the pulling rod 64. There is a buffer mechanism between them. When in use, the sliding seat 65 moves. At the same time, the buffer mechanism can play a buffering role, avoid stress concentration, and can effectively protect the sliding seat 65 .

As shown in FIG. 10 , the top surface of the second fixing member 4 is provided with a sliding groove 91 , the sliding groove 91 is a long strip structure, and the long strip structure is distributed along the radial direction of the second fixing member 4 , and the sliding seat 65 is located at In the chute 91, the outer end of the chute 91 is provided with a blocking wall, the inner end of the sliding seat 65 is provided with a blocking block, and the blocking wall can block the blocking block along the radial direction of the second fixing member 4. Specifically, the chute The size of the opening of the outer end of 91 is smaller than that of the inner end to form a blocking wall, which is used to block the blocking block, thereby preventing the sliding seat 65 from separating from the chute 91 and ensuring safe use.

As shown in FIG. 10 , the buffer mechanism includes a guide rod 92 and an elastic member 94 , the guide rod 92 is inserted into the guide hole in the second fixing member 4 , the guide rod 92 is located in the chute 91 , and the elastic member 94 is arranged in the sliding groove 91 . Between the seat 65 and the second fixing member 4, specifically, the blocking block is a semi-annular structure, the number of the guide rods 92 is two, and the two guide rods 92 are respectively fixed on both ends of the semi-annular structure, and the guide rods 92 It is fixed by welding with the blocking block. The elastic member 94 is a spring, and the spring is located on the periphery of the guide rod 92. There is a gap between the spring and the bottom surface of the chute 91 to avoid the deformation of the blocking spring. When the pull rod 64 pulls the mounting seat 66 When swinging, the mounting seat 66 drives the sliding seat 65 to slide, and at the same time, the sliding seat 65 drives the guide rod 92 to move in the guide hole, which has a guiding function. The stress impact on the pulling mechanism 6 avoids sudden movement of the cleaning sheet 5, thereby protecting the inner wall of the test tube.

As shown in FIG. 10 , the buffer mechanism further includes a guide rail 93 , the guide rail 93 is fixed on the inner end of the sliding seat 65 , the second fixing member 4 is provided with a guide groove, and the guide groove communicates with the guide groove 91 . In the guide groove, when the sliding seat 65 moves in the sliding groove 91, the sliding seat 65 drives the guide rail 93 to move back and forth, and at the same time, the guide rail 93 moves inside the guide groove, which has a guiding function and ensures the sliding stability of the sliding seat 65. , the cross-sections of the guide rail 93 and the guide groove are both rectangular structures, so as to increase the contact area between the two and ensure the stable movement of the guide rail 93 .

In the present embodiment, the working steps of the oscillating test tube cleaning device are as follows:

1. First, connect the rotating rod body 2 to the output shaft of the driving member 7 through the coupling, and fix the support sleeve 1 on the outer casing of the driving member 7 at the same time, then start the driving member 7, and the output shaft of the driving member 7 starts to rotate and The rotating rod body 2 is driven to rotate relative to the support sleeve 1 to provide the power required for cleaning the inner wall of the test tube.

2. The rotating rod body 2 drives the polarizing ring 61 to rotate continuously, the polarizing ring 61 pushes the plug 63 to reciprocate and retract, the plug 63 pulls the pull rod 64 to swing back and forth, and the pull rod 64 pulls the mounting seat 66 and drives the cleaning sheet 5 to swing back and forth.

3. During the swing of the cleaning sheet 5, the positions of the cleaning sheet 5, the pull rod 64, the sliding seat 65 and the mounting seat 66 change as shown in Figures 14-a, 14-b, and 14-c.

Specifically, the pull rod 64 pulls the mounting seat 66 to reciprocate up and down. When the cleaning sheet 5 tilts upward as shown in FIG. 14-a, the bottom of the cleaning sheet 5 contacts the inner wall of the test tube and pushes the sliding seat 65 to move to the right, so that the cleaning sheet 5 The bottom of the glass scrapes off the residue attached to the inner wall of the glass;

When the cleaning sheet 5 is vertically attached to the inner wall of the test tube glass as shown in Figure 14-b, the cleaning sheet 5 bounces to the left under the restoring force of the elastic member 94 of the sliding seat 65, and the entire plane of the cleaning sheet 5 contacts and fits on the On the inner wall of the glass of the test tube, and impact the inner wall of the glass of the test tube in a small range, there will be oscillations between the inner wall of the glass and the residue, and the residue attached to the inner wall of the glass will be hit to produce cracks, which will peel off the surface of the inner wall of the glass. ;

When the cleaning sheet 5 is inclined downward as shown in Fig. 14-c, the top of the cleaning sheet 5 contacts the inner wall of the test tube and pushes the sliding seat 65 to move to the right, so that the top of the cleaning sheet 5 scrapes off the residue attached to the inner wall of the glass , cleaning more thoroughly, eliminating the phenomenon of attachment residues.

The above are the preferred embodiments of the present invention. For those of ordinary skill in the art, without departing from the principles of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a vibrate formula test tube cleaning device, is including supporting cover (1) and being located the rotatory body of rod (2) of supporting cover (1) inside, support the axis coincidence of cover (1) and the rotatory body of rod (2), its characterized in that: a first fixing piece (3) and a second fixing piece (4) are arranged at the bottom end of the supporting sleeve (1), a preset distance is reserved between the first fixing piece (3) and the second fixing piece (4) along the length direction of the supporting sleeve (1), a cleaning sheet (5) is movably arranged at the edge of the second fixing piece (4), a pulling mechanism (6) is arranged between the first fixing piece (3) and the cleaning sheet (5), and the pulling mechanism (6) can pull the cleaning sheet (5) to swing up and down;

the pulling mechanism (6) comprises a polarization ring (61), a top head (63), a pull rod (64), a sliding seat (65) and a mounting seat (66),

the polarization ring (61) is fixed on the rotating rod body (2), the polarization ring (61) is positioned inside the first fixing piece (3),

the plug (63) is arranged in a plug sliding cavity (62) in the first fixing piece (3) in a sliding way, the plug (63) is aligned with the polarization ring (61),

the sliding seat (65) is arranged on the second fixed part (4) in a sliding way,

the mounting seat (66) is rotatably arranged on the outer end of the sliding seat (65), and the mounting seat (66) is fixedly connected with the cleaning sheet (5),

the pull rod (64) is movably arranged between the ejector head (63) and the mounting seat (66), and two ends of the pull rod (64) are respectively and rotatably connected with the ejector head (63) and the mounting seat (66);

evenly set up fluted (611) in polarization ring (61) circumference, the inner of top (63) is equipped with gyro wheel (631), and gyro wheel (631) and recess (611) support tightly each other, pivot between sliding seat (65), mount pad (66) with pivot between mount pad (66), pull rod (64) with pivot between pull rod (64), the top (63) is parallel to each other.

2. The oscillating cuvette washing device according to claim 1, wherein: the second fixing piece (4) is of a disc-shaped structure, the sliding seat (65) can slide along the radial direction of the second fixing piece (4), and a buffer mechanism is arranged between the sliding seat (65) and the second fixing piece (4).

3. The oscillating cuvette washing device according to claim 2, wherein: spout (91) have been seted up to the top surface of second mounting (4), sliding seat (65) are located in spout (91), the outer end of spout (91) is equipped with blocks the wall, the inner of sliding seat (65) is equipped with blocks the piece, and blocks the wall and can follow the radial block of second mounting (4) blocks the piece.

4. The oscillating cuvette washing unit according to claim 3, wherein: the buffer mechanism comprises a guide rod (92) and an elastic piece (94), the guide rod (92) is inserted into the guide hole in the second fixing piece (4), the guide rod (92) is located in the sliding groove (91), and the elastic piece (94) is arranged between the sliding seat (65) and the second fixing piece (4).

5. The oscillating cuvette washing device according to claim 4, wherein: the stop block is of a semi-annular structure, the number of the guide rods (92) is two, the two guide rods (92) are respectively fixed at two ends of the semi-annular structure, the elastic piece (94) is a spring, and the spring is located on the periphery of the guide rods (92).

6. The oscillating cuvette washing device according to claim 4, wherein: buffer gear still includes guide rail (93), guide rail (93) are fixed on the inner of sliding seat (65), the guide slot has been seted up on second mounting (4), and guide slot and spout (91) intercommunication, guide rail (93) cooperation sets up in the guide slot.

7. The oscillating cuvette washing device according to claim 1, wherein: the rotating rod body (2) is provided with a rotating part (21) below the second fixing part (4), the rotating part (21) comprises a rotating disc (211) and a rotating poking rib (212), and a plurality of balls (41) are arranged between the second fixing part (4) and the rotating disc (211).

8. The oscillating tube cleaning device according to claim 7, wherein: the rotary shifting rib (212) is of a cross structure, the cross structure is located in the same sphere, and the rotary shifting rib (212) is made of elastic water absorbing materials.

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