CN220109330U - Multi-angle adjustable test tube brush - Google Patents

Abstract

The utility model discloses a multi-angle adjustable test tube brush, which is characterized by comprising the following components: the cleaning device comprises a holding part, a cleaning part and a clamping part. The cleaning part is connected to the holding part, can extend into the test tube and can reciprocate along the inner wall of the test tube, and comprises a flexible section and a hard section connected with the flexible section along the direction away from the holding part; the clamping part comprises a rotating joint connected with the holding part and a clamping joint connected with the flexible section, the clamping joint is hinged with the rotating joint, and the clamping joint can rotate around the rotating joint so as to enable the rigid section to be abutted to the tail end of the test tube; under the state that the cleaning part moves in the test tube, the flexible section can elastically deform to enable the hard section to move along the test tube.

Description

Multi-angle adjustable test tube brush

Technical Field

The utility model relates to the technical field of experimental facilities, in particular to a multi-angle adjustable test tube brush.

Background

The test tube is an indispensable article in the laboratory for brush the test tube that uses for the experiment after the experiment finishes, so as to avoid causing influence or pollution for the laboratory instrument, avoid producing the influence to experimental data next time simultaneously, need use the test tube of various shapes in the experimentation, for example U type test tube, Y type test tube etc..

After the test tube is used, the test tube needs to be thoroughly cleaned so as not to influence the next experiment; the cleaning method generally adopted is to brush by reciprocating in the test tube through the test tube brush, but when aiming at test tubes with different shapes, the matched test tube brush is required to be used for cleaning, and when the types of the test tubes are more, the cleaning process is too complicated.

Disclosure of Invention

The utility model provides a multi-angle adjustable test tube brush, which can correspond to test tubes with different shapes so as to solve the problems of the conventional test tube brush.

In order to achieve the above object, the present utility model provides a multi-angle adjustable test tube brush comprising:

the cleaning device comprises a holding part, a cleaning part and a clamping part. The cleaning part is connected to the holding part, can extend into the test tube and can reciprocate along the inner wall of the test tube, and comprises a flexible section and a hard section connected with the flexible section along the direction away from the holding part; the clamping part comprises a rotating joint connected with the holding part and a clamping joint connected with the flexible section, the clamping joint is hinged with the rotating joint, and the clamping joint can rotate around the rotating joint so as to enable the rigid section to be abutted to the tail end of the test tube; under the state that the cleaning part moves in the test tube, the flexible section can elastically deform to enable the hard section to move along the test tube.

Preferably, the holding part comprises a sleeve connected with the rotary joint, a length adjusting rod connected to the inside of the sleeve and a positioning pin, wherein one end of the sleeve is provided with a first mounting hole, the length adjusting rod is provided with a plurality of second mounting holes along the length direction of the length adjusting rod, the first mounting hole at one end of the sleeve can correspond to the second mounting hole on the length adjusting rod, and the positioning pin can penetrate through the first mounting hole to be positioned at any second mounting hole.

Preferably, one end of the length adjusting rod is fixedly connected with a handle; one end of the handle is provided with a hanging ring.

Preferably, the clamping connector is provided with a clamping groove and two clamping protrusions which are located in the clamping groove and are oppositely arranged, the two cleaning parts are of various sizes, each cleaning part is provided with an elastic clamping piece, and the width of the elastic clamping piece is larger than the distance between the two clamping protrusions.

Preferably, the clamping protrusion is triangular protruding to be arranged in the clamping groove, two outwards protruding clamping angles are arranged at the end part of the elastic clamping piece, and the clamping angles can be clamped with the triangular protruding clamping protrusion.

Preferably, the hanging ring is circular, and the lower end of the hanging ring is fixedly connected with the upper end of the handle.

Preferably, the other end of the clamping connector is provided with an upper clamping part and a lower clamping part, the rotary connector is arranged between the upper clamping part and the lower clamping part, and the rotary connector can rotate between the upper clamping part and the lower clamping part.

Preferably, the clamping connector is arranged in a rotating hole penetrating through the upper clamping part and the lower clamping part, the rotating connector is provided with a rotating shaft, and the rotating shaft can be rotationally connected with the rotating hole.

Preferably, the sleeve is slidably connected to the length adjustment rod.

Preferably, the handle is provided with an oval shape.

The beneficial effects of the above technical scheme are that:

1. the utility model is provided with the cleaning part, the cleaning part comprises the flexible section and the hard section, the hard section is abutted to the tail end of the test tube and is used for cleaning the tail end of the test tube, the flexible section can generate elastic deformation so that the cleaning part can extend into the test tubes with various shapes to clean the test tubes, the test tubes with the shapes including Y-shaped test tubes, U-shaped test tubes and the like are more universal and more convenient, the test tube brush with different types is not required to be adapted to the test tubes with different shapes, and the cost is saved.

2. The sleeve is provided with the first mounting holes at one end, the length adjusting rod is provided with the second mounting holes along the length direction, and when the length adjusting rod can adjust the length and is positioned through the positioning pin, the sleeve is suitable for deeper or shallower test tubes, has wide application range and is more universal.

3. The inside joint groove that is provided with of joint, the inside in joint groove is provided with two relative joint archs that set up, and the joint is protruding can carry out the joint with the elasticity joint spare of clean portion, and the brush head of different diameters can be changed to clean portion to adaptation washs the test tube of different diameters, application scope is wider, and the commonality is higher.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic elevational view of the assembled unitary structure of the present utility model;

FIG. 2 is a schematic top view of the bayonet coupling of the present utility model;

fig. 3 is a schematic front view of the clamping portion and the cleaning portion of the present utility model when not engaged.

In the figure: 1. a flexible section; 2. a hard segment; 3. a rotary joint; 4. a clamping joint; 41. an upper clamping part; 42. a lower clamping part; 43. a rotation hole; 5. a sleeve; 51. a first mounting hole; 6. a length adjusting rod; 61; a second mounting hole; 7. a positioning pin; 8. a handle; 9. hanging rings; 10. the clamping bulge; 11. an elastic clamping piece; 111. a clamping angle; 12. and (3) rotating the shaft.

Detailed Description

In order to more clearly illustrate the general inventive concept, a detailed description is given below by way of example with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than those described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.

In addition, in the description of the present utility model, it should be understood that the terms "top," "bottom," "inner," "outer," "axial," "radial," etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 to 3, the present utility model provides a multi-angle adjustable test tube brush comprising:

the cleaning device comprises a holding part, a cleaning part and a clamping part. The cleaning part is connected to the holding part, can extend into the test tube and can reciprocate along the inner wall of the test tube, and comprises a flexible section 1 and a rigid section 2 connected with the flexible section 1 along the direction away from the holding part; the clamping part comprises a rotary joint 3 connected with the holding part and a clamping joint 4 connected with the flexible section 1, the clamping joint 4 is hinged with the rotary joint 3, and the clamping joint 4 can rotate around the rotary joint 3 so as to enable the rigid section 2 to be abutted to the tail end of the test tube; the cleaning portion is in a state of moving in the test tube, the flexible section 1 can be elastically deformed so that the rigid section 2 can move along the test tube.

The utility model is provided with a cleaning part, the cleaning part comprises a flexible section 1 and a hard section 2, the hard section 2 is abutted to the tail end of a test tube and is used for cleaning the lower end of the test tube, the holding part can drive the cleaning part to extend into the test tube brush, the flexible section 1 can generate elastic deformation to enable the hard section 2 to enter the test tube to be cleaned, the cleaning part moves up and down in the test tube during brushing, the flexible section 1 can always change the elastic deformation, so that the hard section 2 can move along the inner wall of the test tube to be cleaned. When the test tubes with different shapes are cleaned, for example, when the Y-shaped test tube is cleaned, the Y-shaped test tube is provided with two branches which need to be cleaned, the holding part drives the cleaning part to be aligned with the nozzle of the test tube, the hard segment 2 of the cleaning part is driven to enter the test tube, then the hard segment 2 is downwards inserted into the bifurcation opening of the first branch and the bifurcation opening of the second branch, the flexible segment 1 can elastically deform, the flexible segment 1 is bent, the front end of the hard segment 2 faces the first branch, the front end of the hard segment 2 enters the first branch, the position of the flexible segment 1, which generates elastic deformation, moves upwards along with the gradual entering of the hard segment 2, until the hard segment 2 contacts the bottom of the first branch, when the first branch is scrubbed, the hard segment 2 is cleaned up and down in the first branch, the flexible segment 1 can continuously elastically deform, the cleaning process is performed, and the cleaning process of the second branch is the same as the first branch; for example, when brushing a U-shaped test tube, a cleaning part with a smaller hard segment 2 needs to be replaced, the U-shaped test tube is divided into a symmetrical left half part and a symmetrical right half part, when the left half part is cleaned, the hard segment 2 is inserted into the U-shaped test tube from a test tube port of the left half part, when the hard segment 2 contacts a bending area at the bottom of the U-shaped test tube, the soft segment 1 can generate elastic deformation to enable the hard segment 2 to contact the bottom of the left half part of the U-shaped test tube, and when brushing is performed, the holding part drives the cleaning part to brush along the test tube wall of the left half part, at the moment, the soft segment 1 of the cleaning part can continuously generate elastic change and is matched with the hard segment 2 to clean the left half part of the U-shaped test tube, and the cleaning of the right half part is identical with the left half part.

It should be noted that, when the length of the rigid section 2 is greater than the length of the first branch, the present utility model can clean the first branch only through the rigid section 2, and the grip section bandpass cleaning section moves up and down, at this time, the elastic deformation of the flexible section 1 is not controlled, but the rigid section 2 can be ensured not to break away from the first branch when moving up and down, and the rigid section 2 can be ensured to clean the first branch; when the length of the first branch is equal to the sum of the lengths of the hard segment 2 and the flexible segment 1, and when the hard segment 2 contacts the bottom of the first branch, the upper end of the flexible segment 1 is just on the same plane with the upper end of the first branch at this time, when the cleaning is performed, the holding part drives the cleaning part to move upwards, the flexible segment 1 just generates elastic deformation, and the holding part moves downwards through the cleaning part, so that the first branch is scrubbed; when the length of the hard segment 2 is smaller than that of the first branch, at this time, all the hard segment 2 and the part of the flexible segment 1 go deep into the first branch, and at this time, the holding part drives the flexible segment 1 to move up and down, and the hard segment 1 can be matched with the part of the flexible segment 2 extending into the first branch to brush the first branch. The second branch is the same as the above, and will not be described here again.

The flexible section 1 of the present utility model is made of rubber, and is elastically deformable at room temperature and is capable of returning to its original shape after external force is removed, and the rigid section 2 is made of steel, and is formed by splicing steel wires.

As a preferred embodiment of the present utility model, the grip part includes a sleeve 5 connected to the rotary joint 3, a length adjustment lever 6 connected to the inside of the sleeve 5, and a positioning pin 7, one end of the sleeve 5 is provided with a first mounting hole 51, the length adjustment lever 6 is provided with a plurality of second mounting holes 61 along its length direction, the first mounting hole 51 at one end of the sleeve 5 can correspond to the second mounting hole 61 on the length adjustment lever 6, and the positioning pin 7 can be positioned to any one of the second mounting holes 61 through the first mounting hole 61.

The sleeve 5 one end that the swivel joint 3 links to each other is provided with first mounting hole 51, is provided with second mounting hole 61 on the length adjustment pole 6, and first mounting hole 51 can correspond with second mounting hole 61, and rethread locating pin 7 fixes a position, and second mounting hole 61 sets up a plurality ofly, when facing the test tube of different length, can correspond first mounting hole 51 and second mounting hole 61 through removing the position of length adjustment pole 6 for sleeve 5, changes the length of portion of gripping, adapts to the test tube of different length, and the commonality is stronger.

It should be further noted that one end of the length adjusting rod 6 is fixedly connected with a handle 8; one end of the handle 8 is provided with a hanging ring 9.

The length adjusting rod 6 one end fixedly connected with handle 8, handle 8 do benefit to the gripping, conveniently scrub the test tube, and the one end of handle 8 still is provided with link 9, and link 9 can hang the test tube brush that washs and place, conveniently finds fast when using next time, and the time that needs to look for specific test tube brush when saving configuration a plurality of test tube brushes.

As a preferred embodiment of the present utility model, the clamping connector 4 is provided with a clamping groove and two clamping protrusions 10 which are positioned in the clamping groove and are oppositely arranged, the two cleaning parts have various sizes, each cleaning part is provided with an elastic clamping piece 11, and the width of the elastic clamping piece 11 is larger than the distance between the two clamping protrusions 10.

When the clamping connector 4 is connected with the cleaning part, two oppositely arranged clamping protrusions 10 are arranged in the clamping groove of the clamping connector 4, the cleaning part is provided with an elastic clamping piece 11, when the cleaning parts with different sizes need to be replaced, the elastic clamping piece 11 can clamp the cleaning parts with different sizes onto the clamping connector 4 and fix the cleaning parts, the width of the elastic clamping piece 11 is larger than the distance between the two clamping protrusions 10, the elastic clamping piece 11 can be elastically compressed after being clamped, and the cleaning parts with different sizes are connected more stably.

It should be further noted that, the clamping protrusion 10 is a triangular protrusion and disposed in the clamping groove, two outwards protruding clamping corners 111 are disposed at the end of the elastic clamping member 11, and the clamping corners 111 can be clamped with the triangular protruding clamping protrusion 10.

Specifically, the protruding 10 of joint in joint groove is triangle-shaped setting, and triangle-shaped's an limit and the inside coincidence in joint groove, and when the elasticity joint angle 111 of elasticity joint 11 carries out the joint, elasticity joint angle 111 blocks the protruding 10 of triangle-shaped joint one angle, and another elasticity joint angle 111 blocks the protruding 10 of triangle-shaped joint another angle, like this makes elasticity joint 11 can be compressed in the joint groove by elasticity for clean portion is fixed more stably, can not take place to rock when clean.

The shape of the engaging protrusion 10 is not particularly limited, the triangular engaging protrusion 10 is adopted in the present utility model, the elastic engaging member 11 is engaged with the engaging protrusion 10 to fix the cleaning portion, and the engaging protrusion 10 may be elliptical or other polygonal shape, so long as the elastic engaging member 11 is engaged with the engaging protrusion 10.

It should be further noted that the hanging ring 9 is circular, and the lower end of the hanging ring 9 is fixedly connected with the upper end of the handle 8.

The hanging ring 9 is arranged in a round shape, so that the test tube brush can be hung at the collection position of the test tube brush, and the test tube brush can be conveniently and more quickly found when the test tube brush is used next time.

The shape of the hanging ring 9 is not particularly limited, and the hanging ring 9 may be a triangle or other polygon, so that the hanging ring 9 may be used to hang the test tube brush stably.

As a preferred embodiment of the present utility model, the other end of the locking joint 4 is provided with an upper locking portion 41 and a lower locking portion 42, and the rotary joint 3 is provided between the upper locking portion 41 and the lower locking portion 42, and the rotary joint 3 can rotate between the upper locking portion 41 and the lower locking portion 42.

The rotary joint 3 is arranged between the upper clamping part 41 and the lower clamping part 42, the upper clamping part 41 and the lower clamping part 42 can be used for placing the rotary joint 3 to be separated from the cleaning part during cleaning, the upper clamping part 41 and the lower clamping part 42 can be used for limiting the rotary joint 3 to move vertically to the clamping joint 4, and the cleaning part can be prevented from falling off during brushing of the test tube brush, so that the test tube brush is damaged or the test tube is damaged.

In a preferred embodiment of the present utility model, the locking joint 4 is provided in a rotation hole 43 penetrating the upper locking portion 41 and the lower locking portion 42, the rotation joint 3 is provided with a rotation shaft 12, and the rotation shaft 12 is rotatably connected to the rotation hole 23.

The setting of rotation hole 43 can articulate joint 4 and rotation joint 3, through setting up axis of rotation 12, can articulate joint 4 and rotation joint 3, and the cooperation of rotation hole 43 and axis of rotation 12 can prevent that the rotation joint from doing the motion along joint 4, when the test tube brush is scrubbed, can prevent that clean portion from droing, causes the test tube brush damage or test tube damage.

As a preferred embodiment of the utility model, the sleeve 5 is slidingly connected to the length adjustment rod 6.

The length adjusting rod 6 can be slidably connected with the sleeve 5 to adjust the length of the holding part, then the first mounting hole 51 and the second mounting hole 61 are corresponding to each other, the positioning pin 7 is inserted, and the holding part is fixed, so that the holding part is more stable during brushing.

As a preferred embodiment of the present utility model, the handle 8 is provided in an oval shape.

The handle 8 is provided with an oval shape, can be better held when being held, has better hand feeling, and can be stably operated when being brushed.

Working principle: when the cleaning device is used, the cleaning part with corresponding size is replaced firstly, the purpose of replacing the cleaning part is achieved by clamping the elastic clamping piece 11 on the cleaning part on the clamping protrusion 10, then the first mounting hole 51 and the second mounting hole 61 are adjusted to correspond, the length of the holding part is adjusted to correspond to the length of the test tube, then the hard section 2 at the lower end of the cleaning part is inserted to correspond to the test tube port, and when the test tube with an angle is cleaned, the flexible section 1 can continuously change elastic deformation along with the up-down cleaning of the hard section 2, so that the test tube is cleaned; when the test tube without an angle is cleaned, the flexible section 1 does not change elastic deformation along with the up-and-down cleaning of the rigid section 2, and the test tube is cleaned.

The utility model can be realized by adopting or referring to the prior art at the places which are not described in the utility model.

The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.

Claims (10)

1. A multi-angle adjustable test tube brush, comprising:

a grip portion, and

the cleaning part is connected to the holding part, can extend into the test tube and can reciprocate along the inner wall of the test tube, and comprises a flexible section and a hard section connected with the flexible section along the direction away from the holding part;

the clamping part comprises a rotating joint connected with the holding part and a clamping joint connected with the flexible section, the clamping joint is hinged with the rotating joint, and the clamping joint can rotate around the rotating joint so that the rigid section is abutted to the tail end of the test tube;

wherein, the cleaning part is in the state of in-vitro removal, flexible section can elastic deformation so that the hard section can follow the test tube and remove.

2. The multi-angularly adjustable test tube brush of claim 1, wherein:

the utility model discloses a handle portion, including the sleeve that links to each other with the rotation joint, be connected to telescopic inside length adjustment pole and locating pin, sleeve one end is provided with first mounting hole, length adjustment pole is provided with a plurality of second mounting holes along its length direction, and the first mounting hole of sleeve one end can correspond with the second mounting hole on the length adjustment pole, the locating pin can pass first mounting hole location to arbitrary second mounting hole department.

3. The multi-angle adjustable test tube brush of claim 2, wherein:

one end of the length adjusting rod is fixedly connected with a handle; one end of the handle is provided with a hanging ring.

4. The multi-angularly adjustable test tube brush of claim 1, wherein:

the clamping connector is provided with a clamping groove and two clamping protrusions which are located in the clamping groove and are oppositely arranged, the two cleaning parts are of various sizes, each cleaning part is provided with an elastic clamping piece, and the width of each elastic clamping piece is larger than the distance between the two clamping protrusions.

5. The multi-angularly adjustable test tube brush of claim 4, wherein:

the clamping bulges are triangular bulges and are arranged in the clamping grooves, two outwards-bulged clamping angles are arranged at the end parts of the elastic clamping pieces, and the clamping angles can be clamped with the triangular bulges.

6. A multi-angularly adjustable test tube brush according to claim 3 and wherein:

the hanging ring is circular, and the lower end of the hanging ring is fixedly connected with the upper end of the handle.

7. The multi-angularly adjustable test tube brush of claim 1, wherein:

the clamping connector other end is provided with clamping connection portion and lower clamping connection portion, the rotation connect set up in go up between clamping connection portion and the lower clamping connection portion, the rotation connect can rotate between last clamping connection portion and the lower clamping connection portion.

8. The multi-angularly adjustable test tube brush of claim 1, wherein:

the clamping connector is arranged in a rotating hole penetrating through the upper clamping portion and the lower clamping portion, the rotating connector is provided with a rotating shaft, and the rotating shaft can be rotationally connected with the rotating hole.

9. The multi-angle adjustable test tube brush of claim 2, wherein:

the sleeve is in sliding connection with the length adjusting rod.

10. A multi-angularly adjustable test tube brush according to claim 3 and wherein:

the handle is provided with an oval shape.