CN212216524U

CN212216524U - Chemistry teaching instrument belt cleaning device

Info

Publication number: CN212216524U
Application number: CN202020332199.9U
Authority: CN
Inventors: 杨美辰; 汪选生
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-12-25
Anticipated expiration: 2030-03-17

Abstract

The utility model relates to the technical field of test tube cleaning, and discloses a cleaning device for a chemical teaching instrument, which comprises a base, a support column, a limiting slide block and a transmission box; the utility model discloses a base, including base, support column, switch, pivot, fixed welding, bearing, base top left side vertical fixation has the support column, there are motor and switch in support column left side below through screw fixed mounting, the switch bottom is connected with the power cord, the motor middle part is transversely rotated and is provided with the pivot, the fixed welding of pivot right-hand member has conical gear B, the horizontal fixed welding left in support column left side below has the backup pad, there is the water pump backup pad top through screw fixed mounting. The utility model discloses for the comparison file, this device is through bonding the brush spiral on the bull stick outer wall at the in-process of in-service use, and the test tube is for the state of invering at abluent in-process, does benefit to the discharge of the spot that washs off on the test tube inner wall more, avoids the spot after the washing still to remain on the test tube inner wall, and then makes the washing of test tube thoroughly clean more.

Description

Chemistry teaching instrument belt cleaning device

Technical Field

The utility model relates to a test tube cleaning technical field specifically is a chemistry teaching instrument belt cleaning device.

Background

The test tube is one of the most ordinary most used laboratory glassware of chemistry teaching, and many experimental projects need be with the help of the test tube or accomplish in the test tube, so the test tube quantity is great, and the test tube generally adopts the manual cleaning comparatively troublesome time-consuming.

The utility model with the Chinese patent number of CN201820791734.X provides a chemical teaching instrument cleaning device. The device comprises a height adjusting control device, wherein a knob is pressed downwards to stretch a brush into a test tube, the brush is fixed by rotating the knob by a certain angle, the brush starts to be cleaned by rotating the knob again, and the brush stops rotating and withdraws automatically after the cleaning is finished; the design of this device adopts electric drive work, has replaced the manual work, and the design of fixed hasp is washd and is accomplished the back and rotate the test tube and can pour the washing liquid, has solved the staff and when wasing the in-process extremely strong washing liquid of corrosivity that rotates the test tube brush, often can burn the problem of staff's hand.

However, the device has the following defects in the actual use process:

1. the device is at in-service use in-process, needs the motor stop work after, just can pour out the sewage in the test tube after taking off the test tube from fixed knot constructs, nevertheless filth in the sewage still can remain on the test tube inner wall, causes the unclean not thorough problem of test tube washing.

In order to solve the problem, the utility model provides a chemistry teaching instrument belt cleaning device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chemistry teaching instrument belt cleaning device has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a cleaning device for a chemical teaching instrument comprises a base, a support column, a limiting slide block and a transmission box;

a support column is vertically and fixedly welded on the left side of the top of the base, a motor and a switch are fixedly installed below the left side of the support column through screws, a power line is connected to the bottom of the switch, a rotating shaft is transversely and rotatably arranged in the middle of the motor, a bevel gear B is fixedly welded at the right end of the rotating shaft, a support plate is transversely and fixedly welded below the left side of the support column leftwards, a water pump is fixedly installed at the top of the support plate through screws, a water feeding pipe is fixedly connected to the top of the water pump, and a connecting pipe;

a transmission box is transversely and rightwards fixedly welded below the right side of the support column, a hollow rotating rod penetrates through the right end of the transmission box in a vertical rotating mode, a bevel gear A is fixedly welded at the bottom of the outer wall of the hollow rotating rod, a connecting sleeve is sleeved outside the hollow rotating rod, rotary sealing rings are arranged between the top and the bottom of the inner wall of the connecting sleeve and the outer wall of the hollow rotating rod, a water inlet hole is formed in the outer wall of the hollow rotating rod between the two groups of rotary sealing rings in a penetrating mode, a hairbrush is spirally and fixedly bonded on the outer wall of the hollow rotating rod, and a water outlet hole is formed in the;

the utility model discloses a spacing slider, including support column, spacing slider, spacing round pin, spacer pin and spacing slider, support column vertical slip runs through spacing slider middle part, spacing hole has been seted up at support column left surface middle part, spacing slider left surface middle part slip runs through and inserts the spacing round pin, fixed welding has the spring between spacing round pin and the spacing slider, the spacing round pin right-hand member inserts spacing hole inner chamber, the fixed bonding has the rubber clamp to the right side transversely, rubber clamp right side centre gripping has the test tube, the test tube is located directly over the cavity bull stick.

As an optimal implementation of the utility model, the waste liquid box has been placed at the base top, the waste liquid box is located under the test tube.

As a preferred embodiment of the utility model, the connecting pipe transversely runs through the support column, and the connecting pipe right-hand member transversely fixes running through the connecting sleeve left side middle part.

As an optimized embodiment of the utility model, the pivot lateral rotation inserts the transmission box inner chamber, conical gear a and conical gear B mesh, and conical gear a and conical gear B all are located transmission box inner chamber right side.

As a preferred embodiment of the present invention, the power line is electrically connected to the switch, and the switch is electrically connected to the motor and the water pump through the wire.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to a chemistry teaching instrument belt cleaning device, the motor drives bevel gear B through the pivot and rotates, bevel gear B drives the bull stick through bevel gear A and rotates, the bull stick drives the brush and rotates, the brush washs the test tube inner wall through rotating, for the contrast file, this device is through bonding the brush spiral on the bull stick outer wall at the in-process of in-service use, and the test tube is at the state of invering at abluent in-process, do benefit to the discharge of the spot that washs off on the test tube inner wall more, the spot after avoiding wasing still remains on the test tube inner wall, and then make the washing of test tube clean thoroughly more.

2. The utility model relates to a chemistry teaching instrument belt cleaning device, the water pump passes through the upper hose and inhales the connecting pipe inner chamber with the water at outside water source, then through connecting pipe input connection pipe inner chamber, the water in connecting pipe inner chamber passes through the inlet opening and gets into cavity bull stick inner chamber, apopore discharge to test tube inner chamber through seting up on the cavity bull stick outer wall at last, for the contrast file, this device is at the in-process of in-service use, utilize the clear water to wash all the time the washing of test tube inner wall, and the water after washing directly discharges from test tube bottom opening, can effectually get rid of the filth in the test tube, make the washing of test tube clean thoroughly more.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a front view of the cleaning device for chemical teaching instruments of the present invention;

FIG. 2 is a front sectional view of the cleaning device for chemical teaching instruments of the present invention;

FIG. 3 is a top view cross-section connecting view of the limiting slide block, the limiting pin and the supporting pillar of the cleaning device for the chemical teaching instrument of the present invention;

fig. 4 is a front view section connecting diagram of the supporting column, the transmission box, the hollow rotating rod and the connecting pipe of the cleaning device for the chemical teaching instrument.

In the figure: base 1, power cord 2, waste liquid box 3, switch 4, motor 5, backup pad 6, water pump 7, support column 8, brush 9, cavity bull stick 10, apopore 11, test tube 12, rubber clamp 13, spacer pin 14, spring 15, spacing slider 16, connecting pipe 17, adapter sleeve 18, transmission case 19, pivot 20, water pipe 21, conical gear A22, conical gear B23, rotary seal ring 24, inlet opening 25, spacing hole 26.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in the model of providing with electrical apparatus only supplies the reference, to the ordinary technical personnel in this field, can change the different models that the function is the same according to the in service use condition and use electrical apparatus, to the ordinary technical personnel in this field, can the particular case understand that above-mentioned term is in the utility model provides a concrete meaning.

Referring to fig. 1-4, the present invention provides a technical solution: a cleaning device for a chemical teaching instrument comprises a base 1, a support column 8, a limiting slide block 16 and a transmission box 19;

a support column 8 is vertically and fixedly welded on the left side of the top of the base 1, a motor 5 and a switch 4 are fixedly installed below the left side of the support column 8 through screws, a power line 2 is connected to the bottom of the switch 4, a rotating shaft 20 is transversely and rotatably arranged in the middle of the motor 5, a bevel gear B23 is fixedly welded at the right end of the rotating shaft 20, a support plate 6 is transversely and fixedly welded on the left side and the left side of the support column 8, a water pump 7 is fixedly installed on the top of the support plate 6 through screws, a water feeding pipe 21 is fixedly connected to the top of the water pump 7, and a connecting pipe;

a transmission box 19 is transversely and rightwards fixedly welded below the right side of the supporting column 8, a hollow rotating rod 10 penetrates through the right end of the transmission box 19 in a vertical rotating mode, a bevel gear A22 is fixedly welded at the bottom of the outer wall of the hollow rotating rod 10, a connecting sleeve 18 is sleeved outside the hollow rotating rod 10, rotary sealing rings 24 are arranged between the top and the bottom of the inner wall of the connecting sleeve 18 and the outer wall of the hollow rotating rod 10, a water inlet hole 25 is formed in the outer wall of the hollow rotating rod 10 between the two groups of rotary sealing rings 24 in a penetrating mode, a brush 9 is spirally and fixedly bonded on the outer wall of the hollow rotating rod 10, and a water outlet hole 11 is formed in the outer wall of;

8 vertical slip of support column runs through limiting slide 16 middle parts, spacing hole 26 has been seted up at 8 left surfaces middle parts of support column, 16 left surfaces middle parts of limiting slide are slided and are run through and insert limiting pin 14, fixed welding has spring 15 between limiting pin 14 and the limiting slide 16, limiting pin 14 right-hand member inserts spacing hole 26 inner chamber, 16 right sides of limiting slide transversely are fixed bonding right has rubber clamp 13, rubber clamp 13 right side centre gripping has test tube 12, test tube 12 is located directly over the cavity bull stick 10.

In this embodiment (please refer to fig. 1), through the setting of motor 5, bull stick 10, brush 9, limit slide 16 and rubber clamp 13, motor 5 drives bevel gear B23 through pivot 20 and rotates, bevel gear B23 drives bull stick 10 through bevel gear a22 and rotates, bull stick 10 drives brush 9 and rotates, brush 9 washs test tube 12 inner wall through rotating, for comparing the file, this device is through gluing brush 9 spiral on the outer wall of bull stick 10 in the in-process of in-service use, and test tube 12 is the state of invering at abluent in-process, do benefit to the discharge of the dirty spot that washs on test tube 12 inner wall more, avoid the dirty spot after the washing still to remain on test tube 12 inner wall, and then make the washing of test tube 12 cleaner and more thorough.

Wherein, waste liquid box 3 has been placed at base 1 top, waste liquid box 3 is located test tube 12 under.

In this embodiment (see fig. 1), the waste liquid box 3 is arranged to collect the waste water from the test tubes 12 by the waste liquid box 3.

The connecting pipe 17 transversely penetrates through the supporting column 8, and the middle of the left side of the connecting sleeve 18 is transversely and fixedly penetrated at the right end of the connecting pipe 17.

In this embodiment (see fig. 1), the water pump 7 can transmit the clean water from the external water source to the inner cavity of the connection sleeve 18 through the connection pipe 17 by the arrangement of the connection pipe 17.

The rotating shaft 20 is transversely and rotatably inserted into the inner cavity of the transmission box 19, the bevel gear A22 is meshed with the bevel gear B23, and the bevel gear A22 and the bevel gear B23 are both positioned on the right side of the inner cavity of the transmission box 19.

In this embodiment (see fig. 1), through the arrangement of the bevel gear a22 and the bevel gear B23, the motor 5 drives the bevel gear B23 to rotate through the rotating shaft 20, and the bevel gear B23 drives the rotating shaft 10 to rotate through the bevel gear a 22.

The power line 2 is electrically connected with the switch 4, and the switch 4 is electrically connected with the motor 5 and the water pump 7 through wires respectively.

It should be noted that, the utility model relates to a chemistry teaching instrument belt cleaning device, including base 1, power cord 2, waste liquid box 3, switch 4, motor 5, backup pad 6, water pump 7, support column 8, brush 9, cavity bull stick 10, apopore 11, test tube 12, rubber clamp 13, spacer pin 14, spring 15, spacing slider 16, connecting pipe 17, connecting sleeve 18, transmission case 19, pivot 20, water pipe 21, conical gear A22, conical gear B23, rotary seal ring 24, inlet opening 25, spacing hole 26, the part is general standard component or the part that technical staff in the field knows, its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical staff.

The working principle is that when the device is used, a power line 2 is connected to an external power supply, a water feeding pipe 21 is connected to an external clean water source, a test tube 12 to be cleaned is fixedly clamped at the right side of a rubber clamp 13, a limit pin 14 is pulled out of an inner cavity of a limit hole 26, a limit slide block 16 is moved downwards, the limit slide block 16 drives the test tube 12 to move downwards through the rubber clamp 13, a rotating rod 10 is inserted into the inner cavity of the test tube 12, the limit pin 14 is loosened, the limit pin 14 is reinserted into the inner cavity of the limit hole 26 under the action of the elastic force of a spring 15, a motor 5 and a water pump 7 are controlled to work through a switch 4, the motor 5 drives a conical gear B23 to rotate through a rotating shaft 20, a conical gear B23 drives the rotating rod 10 to rotate through a conical gear A22, the rotating rod 10 drives a hairbrush 9 to rotate, the inner wall of the test tube 12 is cleaned through rotation, and compared with a comparison document, the device, the test tube 12 is in an inverted state in the cleaning process, so that the stain cleaned on the inner wall of the test tube 12 can be discharged more conveniently, the stain cleaned on the inner wall of the test tube 12 is prevented from remaining on the inner wall of the test tube 12, and the test tube 12 can be cleaned more cleanly and thoroughly; the water pump 7 sucks water from an external water source into the inner cavity of the connecting pipe 17 through the water feeding pipe 21, then the water is input into the inner cavity of the connecting pipe 18 through the connecting pipe 17, the water in the inner cavity of the connecting pipe 18 enters the inner cavity of the hollow rotating rod 10 through the water inlet 25, and finally is discharged into the inner cavity of the test tube 12 through the water outlet 11 formed in the outer wall of the hollow rotating rod 10; the sewage cleaned in the test tube 12 finally flows into the inner cavity of the waste liquid box 3.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A cleaning device for a chemical teaching instrument is characterized by comprising a base (1), a supporting column (8), a limiting slide block (16) and a transmission box (19);

a support column (8) is vertically and fixedly welded on the left side of the top of the base (1), a motor (5) and a switch (4) are fixedly installed below the left side of the support column (8) through screws, a power line (2) is connected to the bottom of the switch (4), a rotating shaft (20) is transversely arranged in the middle of the motor (5) in a rotating mode, a bevel gear B (23) is fixedly welded at the right end of the rotating shaft (20), a support plate (6) is transversely and fixedly welded below the left side of the support column (8) leftward, a water pump (7) is fixedly installed at the top of the support plate (6) through screws, a water feeding pipe (21) is fixedly connected to the top of the water pump (7), and a connecting pipe (17;

a transmission box (19) is transversely and rightwards fixedly welded below the right side of the supporting column (8), a hollow rotating rod (10) penetrates through the right end of the transmission box (19) in a vertical rotating mode, a bevel gear A (22) is fixedly welded at the bottom of the outer wall of the hollow rotating rod (10), a connecting sleeve (18) is sleeved outside the hollow rotating rod (10), rotary sealing rings (24) are arranged between the top and the bottom of the inner wall of the connecting sleeve (18) and the outer wall of the hollow rotating rod (10), a water inlet hole (25) is formed in the outer wall of the hollow rotating rod (10) between the two groups of rotary sealing rings (24) in a penetrating mode, a hairbrush (9) is spirally and fixedly bonded on the outer wall of the hollow rotating rod (10), and a water outlet hole (11) is formed in the;

support column (8) vertical slip runs through spacing slider (16) middle part, spacing hole (26) have been seted up at support column (8) left surface middle part, spacing slider (16) left surface middle part slides and runs through and inserts spacing round pin (14), fixed welding has spring (15) between spacing round pin (14) and spacing slider (16), spacing hole (26) inner chamber is inserted to spacing round pin (14) right-hand member, spacing slider (16) right flank transversely is fixed to bond right has rubber clamp (13), rubber clamp (13) right side centre gripping has test tube (12), test tube (12) are located directly over cavity bull stick (10).

2. The chemical teaching instrument cleaning device of claim 1, wherein: waste liquid box (3) have been placed at base (1) top, waste liquid box (3) are located test tube (12) under.

3. The chemical teaching instrument cleaning device of claim 1, wherein: the connecting pipe (17) transversely penetrates through the supporting column (8), and the middle part of the left side of the connecting sleeve (18) is transversely and fixedly penetrated at the right end of the connecting pipe (17).

4. The chemical teaching instrument cleaning device of claim 1, wherein: the rotating shaft (20) transversely rotates to be inserted into the inner cavity of the transmission box (19), the bevel gear A (22) is meshed with the bevel gear B (23), and the bevel gear A (22) and the bevel gear B (23) are both located on the right side of the inner cavity of the transmission box (19).

5. The chemical teaching instrument cleaning device of claim 1, wherein: the power cord (2) is electrically connected with the switch (4), and the switch (4) is respectively electrically connected with the motor (5) and the water pump (7) through wires.