CN210930118U - Brushing device convenient to clean glass instrument comprehensively - Google Patents
Brushing device convenient to clean glass instrument comprehensively Download PDFInfo
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- CN210930118U CN210930118U CN201922159375.3U CN201922159375U CN210930118U CN 210930118 U CN210930118 U CN 210930118U CN 201922159375 U CN201922159375 U CN 201922159375U CN 210930118 U CN210930118 U CN 210930118U
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- rod
- brushing device
- brush rod
- inner tube
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Abstract
The utility model relates to a glass instrument auxiliary device specifically is a brushing device convenient to clean glass instrument comprehensively. The openings of reaction vessels such as flasks and conical flasks are small, the bottoms of the reaction vessels are in a big belly shape, and a conventional straight rod-shaped test tube brush cannot touch all positions of the big belly of the instrument, so that the cleaning effect is poor. The brushing device of the utility model comprises a brush rod and a positioner; the top end of the brush rod is provided with a rocker, and the rocker is provided with a handle; the lower part of the brush rod is provided with brush hair; the locator adopts soft materials to make, and the locator includes inner tube, outer tube, and the inner wall middle part of inner tube is equipped with solid fixed ring, and the brush-holder stud bottom is equipped with special-shaped brush. The special-shaped brush comprises a deformable rod, and bristles are arranged on the deformed rod. The utility model has the advantages of being simple in structure and convenient in operation, special-shaped brush has the bending deformation function, can carry out comprehensive, abundant washing to the inner wall that has big belly shape glass instrument such as flask, has improved the cleanliness of instrument.
Description
Technical Field
The utility model relates to a glass instrument auxiliary device specifically is a brushing device convenient to clean glass instrument comprehensively, mainly used in fields such as biology, medicine, chemistry experiments, to the washing of little neck big belly shape glass instrument such as flask, erlenmeyer flask.
Background
In experiments in the fields of biology, medicine, chemistry and the like, the requirements on the sterility and cleanliness of equipment and equipment are high, wherein the glass instruments with small necks and large bellies, such as flasks, conical flasks and the like, which are used repeatedly and are used in large quantities need strict cleaning, disinfection and sterilization operations. The general cleaning process comprises the steps of cleaning with a detergent, soaking in acid for 12 hours, washing with tap water for 15 times, washing with purified water for 10 times, washing with ultrapure water for 5 times, drying in a constant-temperature oven, and sterilizing at high pressure. However, the above glass instrument with a small neck and a big belly is inconvenient to clean. The conventional test tube brush is mostly formed by winding metal wires and clamping bristles in the middle, the brush is in a straight rod shape, so that a straight barrel-shaped utensil is easy to clean, but reaction utensils such as flasks and conical flasks have small openings and big bellies at the bottoms, the conventional straight rod-shaped test tube brush cannot comprehensively touch all positions of the big bellies of the instrument, the bristles cannot effectively rub all inner surfaces, the cleaning effect is poor, and the experimental result is possibly influenced by impurities remained on the inner walls of the instrument.
Disclosure of Invention
An object of the utility model is to provide a new-type test-tube brush or similar device, at first its narrow neck that can get into and pass the instrument, then its brush top or front end can expand, puff into the brush head of shapes such as great sphere, oval, toper, and this brush head can touch the whole internal surface of instrument big belly shape bottom comprehensively to reach thorough clear purpose.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
the utility model provides a brushing device convenient to clean glassware comprehensively which characterized in that:
the brushing device comprises a brush rod and a positioner;
the top end of the brush rod is provided with a rocker, and the rocker is provided with a handle; the lower part of the brush rod is provided with brush hair;
the positioner is made of soft materials and comprises an inner tube and an outer tube, the top ends of the inner tube and the outer tube are provided with U-shaped connecting parts, and the U-shaped connecting parts connect the inner tube and the outer tube into a whole;
the middle part of the inner wall of the inner tube is provided with a fixing ring, the outer edge of the fixing ring is fixed on the inner wall of the inner tube or is integrally formed with the inner wall of the inner tube, and the inner edge of the fixing ring forms a through hole; the inner surface of the fixed ring and the inner wall of the inner tube form a closed supporting cavity;
the longitudinal section of the fixing ring is in a side-standing conical shape, the top of the conical shape and the part facing the through hole are in smooth arc shapes, and the two sides of the conical shape and the inner wall of the inner pipe are connected through smooth transition arc shapes or are integrally formed.
The top of the brush rod is provided with a stop block, a spring is arranged below the stop block, and the spring surrounds the outside of the brush rod.
The bottom end of the brush rod is provided with a special-shaped brush.
The special-shaped brush comprises a deformation rod, the deformation rod is made of flexible materials with toughness, bristles are arranged on the deformation rod, and one end of the deformation rod is fixedly connected with the bottom end of the brush rod.
The brush hairs on the brush rod and the deformation rod are gradually shortened from top to bottom.
The beneficial effects of the utility model are that, brushing device simple structure, convenient operation, dysmorphism brush have the bending deformation function, can carry out comprehensive, abundant washing to the inner wall that has big belly shape glass instrument such as flask, have improved the cleanliness of instrument.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a positioner according to an embodiment of the present invention, which is a longitudinal rear view of the positioner;
fig. 3 is a schematic structural diagram of a second embodiment of the present invention;
fig. 4 is a schematic structural diagram of a third embodiment of the present invention;
FIG. 5 is a schematic structural view showing that the brush rod is pressed downward and the special-shaped brush is bent and deformed in the flask according to the third embodiment of the present invention.
Wherein the content of the first and second substances,
1 brush rod 11 rocker 12 handle 13 brush 14 block 15 spring 16 upper slip ring 17 lower slip ring
2 the positioner 21 has an inner tube 22 and an outer tube 23 of the inner tube 21, a U-shaped connecting part 24, a fixing ring 25, a through hole 26 and a supporting cavity
The 3-shaped brush 31 deforms the rod.
Detailed Description
[ example 1 ]
As shown in fig. 1 and 2, the brushing device for conveniently and fully cleaning the glass instrument in the embodiment is characterized in that:
the brushing device comprises a brush rod and a positioner;
the top end of the brush rod is provided with a rocker, and the rocker is provided with a handle; the lower part of the brush rod is provided with brush hair;
the positioner is made of soft materials and comprises an inner tube and an outer tube, the top ends of the inner tube and the outer tube are provided with U-shaped connecting parts, and the U-shaped connecting parts connect the inner tube and the outer tube into a whole;
the middle part of the inner wall of the inner tube is provided with a fixing ring, the outer edge of the fixing ring is fixed on the inner wall of the inner tube or is integrally formed with the inner wall of the inner tube, and the inner edge of the fixing ring forms a through hole; the inner surface of the fixed ring and the inner wall of the inner tube form a closed supporting cavity; the supporting cavity is in an air cushion structure, and the through hole has the deformability, so that the brush rod and/or the rocking rod and/or the handle can pass through the through hole; in addition, the air cushion-shaped supporting cavity can effectively buffer the impact and friction of the brush rod on the edge part of the flask opening when the brush rod rotates strongly, so as to avoid the damage of the brush rod to the flask as much as possible.
The longitudinal section of the fixing ring is in a side-standing conical shape, the top of the conical shape and the part facing the through hole are in smooth arc shapes, and the two sides of the conical shape and the inner wall of the inner pipe are connected through smooth transition arc shapes or are integrally formed.
When in use, one end of the brush rod with the brush bristles extends into a small-neck and large-belly glass instrument such as a flask, a conical flask and the like; for convenience of description, a flask or a conical flask is used in the following description to represent all glass apparatuses having similar small neck and big belly shapes; as the brush rod further enters the flask, the front end of the brush rod contacts the bottom of the flask. The brush rod penetrates through a through hole in the middle of the positioner, namely the positioner is sleeved outside the brush rod, and the rocker and the handle at the top end of the brush rod can be fixedly connected with the brush rod or detachably connected with the brush rod, so that the handle, the rocker and the brush rod can penetrate through the through hole of the positioner in two modes; the positioner is made of soft materials, such as rubber, particularly silica gel, the through hole has strong scalability, and the rocker-handle can be designed into a proper size so as to pass through the through hole; of course, the handle can be designed to be suitable for use, and then the handle and the rocking bar can be designed to be detachable, or the rocking bar and the brush rod can be detachable.
Furthermore, when the front end of the brush rod is abutted to the bottom of the flask, the positioner is aligned to the flask opening, the inner tube of the positioner extends into the flask opening, and the outer tube of the positioner is sleeved outside the flask opening. At the moment, the positioner is sleeved on the flask opening, the brush rod is limited in the through hole of the fixing ring of the positioner, the positioner is made of soft materials, and the brush rod cannot directly contact with the flask opening edge and cannot damage the flask. The glass instrument cleaning person holds the neck of the flask and the positioner with one hand and quickly shakes the rocker with the other hand, so that the front end of the brush rod is provided with bristles to clean the inner wall of the flask, particularly the inner wall of a big-belly part. The brush rod is generally formed by winding iron wires or steel wires, most of the positions of the front end of the brush rod, namely most of the brush rod entering the flask, are provided with bristles, and the brush rod is not easy to directly touch the inner wall of the flask to cause the flask damage; the upper part of the brush rod and the contact part of the upper part of the brush rod and the edge of the flask opening are separated by a soft positioner, and the flask cannot be damaged. Therefore, the brushing device of the embodiment can sufficiently and comprehensively brush glassware such as a flask, and can not damage the glassware.
[ example 2 ]
As shown in figures 3 and 4, on the basis of the above embodiments, the brush rod of the present embodiment is provided with a stop at the top, and a spring is arranged below the stop and surrounds the outside of the brush rod.
When in use, as mentioned above, the brush rod is extended into the flask, and the locator is sleeved on the edge part of the flask mouth; at the moment, the springs at the top of the brush rod and below the stop block are in contact with the upper surface of the retainer ring; the bottom of the spring is provided with a lower slip ring, the outer diameter of the lower slip ring is slightly smaller than the inner diameter of the inner tube of the positioner, namely, the lower slip ring can just enter the inner tube and just prop against the part connected with the inner wall of the inner tube on the upper edge of the fixing ring. The top of spring is equipped with the sliding ring, goes up the sliding ring and contacts with the dog bottom surface. The upper sliding ring and the lower sliding ring of the spring are respectively in a structure separated from the stop block and the positioner (accurately speaking, the fixing ring), namely, when the brush rod extends into the flask downwards, the stop block presses the spring, so that the brush rod can flexibly rotate in the positioner fixing ring and can automatically return upwards to enable the brush rod to be controlled by the rocker to freely contact other positions on the inner wall of the flask.
[ example 3 ]
As shown in fig. 4 and 5, on the basis of the above embodiments, the bottom end of the brush rod of the present embodiment is provided with a special-shaped brush.
The special-shaped brush comprises a deformation rod, the deformation rod is made of flexible materials with toughness, bristles are arranged on the deformation rod, and one end of the deformation rod is fixedly connected with the bottom end of the brush rod.
When the device is used, as described above, an operator holds the flask neck and the positioner with one hand, and grasps the handle with the other hand, controls and shakes the rocker so that the bristles on the brush rod repeatedly scrub the inner wall of the flask; meanwhile, the special-shaped brush (deformation rod) at the front end of the brush rod is pressed to be bent and deformed at the big-belly part of the flask, and the special-shaped brush (deformation rod) is bent and deformed to different degrees along with the uncertain changes of the depth, the rotating speed, the rotating direction and the like of the brush rod extending into the flask, so that the bristles on the deformation rod can comprehensively and repeatedly scrub the inner wall of the big-belly part of the flask, and the purpose of full cleaning is achieved.
[ example 4 ]
As shown in figures 4 and 5, on the basis of the above embodiments, the bristles on the brush rod and the deformed rod of the embodiment are gradually shortened from top to bottom. The broken lines at both sides of the bristles in fig. 4 are shown in a state where the bristles are gradually shortened from top to bottom.
When the special-shaped brush is used, as mentioned above, the special-shaped brush connected with the bottom end of the brush rod is blocked by the bottom of the flask to generate bending deformation when being pressed downwards by the brush rod (precisely, the rocker and the handle). In this narrow and small space of flask big belly shape bottom, the various resistance that receive when special-shaped brush (deformation pole) take place bending deformation are more, lead to the operator to need hard ground to press down handle and rocker, use inconvenient on the one hand, on the other hand also influences the scrubbing effect of rotating brush-holder stud and deformation pole through the rocker. Based on this, this embodiment shortens brush hair on brush-holder stud bottom and the deformation pole, when guaranteeing to scrub the effect, minimizes the influence of brush hair to the bending deformation of deformation pole.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a brushing device convenient to clean glassware comprehensively which characterized in that:
the brushing device comprises a brush rod and a positioner;
the top end of the brush rod is provided with a rocker, and the rocker is provided with a handle; the lower part of the brush rod is provided with brush hair;
the positioner is made of soft materials and comprises an inner tube and an outer tube, the top ends of the inner tube and the outer tube are provided with U-shaped connecting parts, and the U-shaped connecting parts connect the inner tube and the outer tube into a whole;
the middle part of the inner wall of the inner tube is provided with a fixing ring, the outer edge of the fixing ring is fixed on the inner wall of the inner tube or is integrally formed with the inner wall of the inner tube, and the inner edge of the fixing ring forms a through hole; the inner surface of the fixed ring and the inner wall of the inner tube form a closed supporting cavity;
the longitudinal section of the fixing ring is in a side-standing conical shape, the top of the conical shape and the part facing the through hole are in smooth arc shapes, and the two sides of the conical shape and the inner wall of the inner pipe are connected through smooth transition arc shapes or are integrally formed.
2. A brushing device for facilitating the thorough cleaning of glassware according to claim 1, wherein:
the top of the brush rod is provided with a stop block, a spring is arranged below the stop block, and the spring surrounds the outside of the brush rod.
3. A brushing device for facilitating the thorough cleaning of glassware according to claim 1 or 2, characterized in that:
the bottom end of the brush rod is provided with a special-shaped brush.
4. A brushing device for facilitating the thorough cleaning of glassware according to claim 3, wherein:
the special-shaped brush comprises a deformation rod, the deformation rod is made of flexible materials with toughness, bristles are arranged on the deformation rod, and one end of the deformation rod is fixedly connected with the bottom end of the brush rod.
5. A brushing device for facilitating the thorough cleaning of glassware according to claim 4, wherein:
the brush hairs on the brush rod and the deformation rod are gradually shortened from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922159375.3U CN210930118U (en) | 2019-12-05 | 2019-12-05 | Brushing device convenient to clean glass instrument comprehensively |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922159375.3U CN210930118U (en) | 2019-12-05 | 2019-12-05 | Brushing device convenient to clean glass instrument comprehensively |
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| Publication Number | Publication Date |
|---|---|
| CN210930118U true CN210930118U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922159375.3U Active CN210930118U (en) | 2019-12-05 | 2019-12-05 | Brushing device convenient to clean glass instrument comprehensively |
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| Country | Link |
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| CN (1) | CN210930118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112404063A (en) * | 2020-10-29 | 2021-02-26 | 胥宥希 | Auxiliary tool for three-neck flask |
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2019
- 2019-12-05 CN CN201922159375.3U patent/CN210930118U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112404063A (en) * | 2020-10-29 | 2021-02-26 | 胥宥希 | Auxiliary tool for three-neck flask |
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