CN216175062U - High school is test tube cleaning device for chemical experiment teaching - Google Patents
High school is test tube cleaning device for chemical experiment teaching Download PDFInfo
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- CN216175062U CN216175062U CN202122734631.4U CN202122734631U CN216175062U CN 216175062 U CN216175062 U CN 216175062U CN 202122734631 U CN202122734631 U CN 202122734631U CN 216175062 U CN216175062 U CN 216175062U
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- test tube
- handle
- high school
- cleaning device
- rod
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- 238000012360 testing method Methods 0.000 title claims abstract description 55
- 238000004140 cleaning Methods 0.000 title claims abstract description 45
- 238000002474 experimental method Methods 0.000 title claims abstract description 23
- 239000000126 substance Substances 0.000 title claims description 7
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
A test tube cleaning device for high school chemistry experiment teaching comprises a handle, a fixed seat, a positioning rod and a cleaning head; the handle is hollow, and a vibrator is integrated in the handle; the bottom of the handle is provided with a sealed base; the base is provided with an inward-sunken positioning groove, and one side of the positioning groove is provided with a clamping groove; the fixed seat is arranged at the top of the handle, and a vertically upward positioning rod is arranged on the fixed seat; the telescopic rod is arranged on the fixed seat, and the positioning rod is inserted into the telescopic rod; the bottom of the cleaning head is provided with a joint, and the joint and the top of the telescopic rod are fixedly installed; and the time and the labor are saved.
Description
Technical Field
The utility model relates to the technical field of cleaning devices, in particular to a test tube cleaning device for high school chemistry experiment teaching.
Background
Test tubes, instruments commonly used in chemical laboratories, are used as reaction vessels for small amounts of reagents, and are used at ambient or heated temperatures (which should be preheated before heating or the test tubes easily burst). The test tubes are divided into common test tubes, test tubes with branches, centrifugal test tubes and the like; after the chemical experiment, the test tube needs to be cleaned; the test tube is generally cleaned manually by a teacher when the test tube is cleaned after a high school chemical experiment, and the cleaning efficiency is low; the conventional brush is hard, and the test tube is easy to puncture after a large pressure is applied.
In order to solve the problem, the application provides a test tube cleaning device for high school's chemistry experiment teaching.
SUMMERY OF THE UTILITY MODEL
Objects of the utility model
In order to solve the technical problems in the background art, the utility model provides a test tube cleaning device for high school chemistry experiment teaching, wherein a cleaning head is contacted with the inner wall of a test tube for multiple times through high-frequency vibration of a vibrator, so that the test tube is cleaned; and the time and the labor are saved.
(II) technical scheme
In order to solve the problems, the utility model provides a test tube cleaning device for high school chemistry experiment teaching, which comprises a handle, a fixed seat, a positioning rod and a cleaning head, wherein the handle is arranged on the fixed seat;
the handle is hollow, and a vibrator is integrated in the handle;
the bottom of the handle is provided with a sealed base; the base is provided with an inward-sunken positioning groove, and one side of the positioning groove is provided with a clamping groove;
the fixed seat is arranged at the top of the handle, and a vertically upward positioning rod is arranged on the fixed seat; the telescopic rod is arranged on the fixed seat, and the positioning rod is inserted into the telescopic rod; the bottom of the cleaning head is provided with a joint which is fixedly arranged on the top of the telescopic rod.
Preferably, the vibration frequency of the vibrator is 28000 and 31000.
Preferably, a storage battery is integrated in the handle, a wireless charging coil is arranged at the bottom of the handle, and the wireless charging coil is located at the positioning groove; the wireless charging coil is electrically connected with the battery.
Preferably, the cleaning head is a foam sponge.
Preferably, the end of the positioning rod is provided with an inclined slope.
Preferably, the telescopic rod comprises a sleeve and a movable rod, an elastic piece is arranged inside the sleeve, a limiting plate is arranged at the bottom of the movable rod, the movable rod is inserted into the sleeve, and the limiting plate is connected with the inner wall of the sleeve in a sliding manner; the limiting plate is contacted with the top of the elastic piece.
Preferably, the movable bar is maintained in an extended state.
Preferably, the top of the movable rod is provided with a V-shaped groove, and the periphery of the top of the movable rod is provided with an elastic ring; the joint comprises a base and an insertion block, and the base is provided with an insertion hole; the inserting block is inserted into the V-shaped groove; the top of the movable rod is clamped in the jack in the base, and the elastic ring is in contact with the inner wall of the jack.
The technical scheme of the utility model has the following beneficial technical effects:
1. a storage battery is integrated in the handle, a wireless charging coil is arranged at the bottom of the handle, and the wireless charging coil is located at the positioning groove; the wireless charging coil is electrically connected with the battery, the storage battery supplies power to the vibrator in the handle, and the storage battery can be charged through the wireless charging coil; the wireless charging coil is positioned at the positioning groove, and the positioning groove can be assembled and installed with the charging base so as to charge; the handle is wholly kept sealed, and the handle is effectively prevented from being filled with water and damaging equipment.
2. The telescopic rod comprises a sleeve and a movable rod, an elastic part is arranged inside the sleeve, a limiting plate is arranged at the bottom of the movable rod, the movable rod is inserted into the sleeve, and the limiting plate is connected with the inner wall of the sleeve in a sliding manner; the limiting plate is contacted with the top of the elastic piece. The movable rod keeps an extension state, and when the test tube is cleaned, one end of the cleaning head is inserted into the test tube and contacts with the inner wall of the test tube, so that the test tube is cleaned; and receive the effect of user's applied force, the elastic component can contract, thereby the corresponding telescopic link can stretch out and draw back the adjustment position for cleaner head and test tube inner wall contact site atress are more even, are difficult for destroying the test tube.
3. According to the utility model, the cleaning head is contacted with the inner wall of the test tube for multiple times through the high-frequency vibration of the vibrator, so that the test tube is cleaned; and the time and the labor are saved.
Drawings
Fig. 1 is a schematic view of the overall structure of a test tube cleaning device for high school chemical experiment teaching according to the present invention.
Fig. 2 is a schematic view of an installation structure of a telescopic rod and a fixed seat in the test tube cleaning device for high school chemistry experiment teaching provided by the utility model.
Fig. 3 is a schematic bottom structure view of a handle in the test tube cleaning device for high school chemistry experiment teaching provided by the present invention.
Fig. 4 is a schematic structural diagram of a fixing seat in the test tube cleaning device for high school chemistry experiment teaching provided by the present invention.
Fig. 5 is a schematic view of the internal structure of the telescopic rod in the test tube cleaning device for high school chemistry experiment teaching provided by the present invention.
Fig. 6 is a schematic view of an installation structure of a joint and a telescopic rod in the test tube cleaning device for high school chemistry experiment teaching provided by the utility model.
Reference numerals: 1. a handle; 11. positioning a groove; 12. a card slot; 2. a fixed seat; 21. positioning a rod; 3. a telescopic rod; 31. a sleeve; 32. a movable rod; 33. an elastic member; 34. a limiting plate; 35. a V-shaped groove; 36. an elastic ring; 4. a cleaning head; 5. a joint; 51. a base; 52. and (5) inserting the blocks.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-6, the test tube cleaning device for high school chemistry experiment teaching provided by the utility model comprises a handle 1, a fixed seat 2, a positioning rod 21 and a cleaning head 4;
the handle 1 is hollow, and a vibrator is integrated in the handle 1;
a sealed base is arranged at the bottom of the handle 1; an inward-sunken positioning groove 11 is formed in the base, and a clamping groove 12 is formed in one side of the positioning groove 11;
the fixed seat 2 is arranged at the top of the handle 1, and a positioning rod 21 which is vertically upward is arranged on the fixed seat 2; the telescopic rod 3 is arranged on the fixed seat 2, and the positioning rod 21 is inserted into the telescopic rod 3; the bottom of the cleaning head 4 is provided with a joint 5, and the joint 5 is fixedly installed with the top of the telescopic rod 3.
In an alternative embodiment, the vibrator has a vibration frequency of 28000 and 31000.
In an optional embodiment, a storage battery is integrated inside the handle 1, and a wireless charging coil is arranged at the bottom of the handle 1 and located at the positioning groove 11; the wireless charging coil is electrically connected with the battery.
The battery supplies power to the vibrator in the handle 1, and the battery can be charged through the wireless charging coil; the wireless charging coil is positioned at the positioning groove 11, and the positioning groove 11 can be assembled and installed with the charging base so as to perform charging; the handle 1 is integrally sealed, so that water can be effectively prevented from entering the handle 1 and damaging equipment.
In an alternative embodiment, the cleaning head 4 is a foam sponge.
It should be noted that the sponge body is relatively clean with the brush.
In an alternative embodiment, the end on the positioning rod 21 is provided with an inclined bevel.
It should be noted that the top of the positioning rod 21 is provided with an inclined surface, so that the positioning rod 21 can be more conveniently inserted into the telescopic rod 3 and installed with the telescopic rod 3.
In an alternative embodiment, the telescopic rod 3 comprises a sleeve 31 and a movable rod 32, an elastic member 33 is arranged inside the sleeve 31, a limit plate 34 is arranged at the bottom of the movable rod 32, the movable rod 32 is inserted inside the sleeve 31, and the limit plate 34 is slidably connected with the inner wall of the sleeve 31; the stopper plate 34 is in contact with the top of the elastic member 33.
When the movable rod 32 is kept in the extended state and the test tube is cleaned, one end of the cleaning head 4 is inserted into the test tube and contacts with the inner wall of the test tube, so that the test tube is cleaned; and receive the effect of user's applied force, elastic component 33 can contract, thereby the corresponding telescopic link 3 can stretch out and draw back the adjustment position for cleaner head 4 is more even with the test tube inner wall contact site atress, is difficult for destroying the test tube.
In an alternative embodiment, the top of the movable rod 32 is provided with a V-shaped groove 35, and the top of the movable rod 32 is provided with an elastic ring 36 on the periphery; the joint 5 comprises a base 51 and an insertion block 52, wherein the base 51 is provided with a jack; the insert block 52 is inserted into the V-shaped groove 35; the top of the movable rod 32 is caught in a receptacle in the base 51, and the elastic ring 36 is in contact with the inner wall of the receptacle.
In the utility model, cleaning heads 4 with different types can be selected according to the size of the test tube; the cleaning head 4 is arranged with the top of the telescopic rod 3 through a joint 5; a V-shaped groove 35 is arranged on the top movable rod 32 of the telescopic rod 3, and an elastic ring 36 is arranged on the periphery of the top of the movable rod 32; the joint 5 comprises a base 51 and an insertion block 52, wherein the base 51 is provided with a jack; the insert block 52 is inserted into the V-shaped groove 35; the top of the movable rod 32 is clamped in the jack in the base 51, and the elastic ring 36 is in contact with the inner wall of the jack; after the inserting block 52 is inserted into the V-shaped groove 35, the top of the movable rod 32 is elastically deformed outwards, so as to be firmly clamped in the inserting hole of the base 51 in cooperation with the elastic ring 36; then starting a vibrating motor in the handle, and vibrating the cleaning head 4; injecting a certain amount of cleaning fluid into the test tube; insert the test tube with cleaner head 4, and receive the effect of user's applied force, elastic component 33 can contract, thereby corresponding telescopic link 3 can stretch out and draw back the adjustment position for cleaner head 4 is more even with the test tube inner wall contact site atress, is difficult for destroying the test tube. The telescopic rod 3 and the fixed seat 2 are designed in a split mode, and can be detached when not in use, so that the telescopic rod is convenient to store. According to the utility model, the cleaning head 4 is contacted with the inner wall of the test tube for multiple times through the high-frequency vibration of the vibrator, so that the test tube is cleaned; and the time and the labor are saved.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. A test tube cleaning device for high school chemistry experiment teaching is characterized by comprising a handle (1), a fixed seat (2), a positioning rod (21) and a cleaning head (4);
the handle (1) is hollow, and a vibrator is integrated in the handle (1);
a sealed base is arranged at the bottom of the handle (1); an inward sunken positioning groove (11) is formed in the base, and a clamping groove (12) is formed in one side of the positioning groove (11);
the fixed seat (2) is arranged at the top of the handle (1), and a positioning rod (21) which is vertically upward is arranged on the fixed seat (2); the telescopic rod (3) is arranged on the fixed seat (2), and the positioning rod (21) is inserted into the telescopic rod (3); the bottom of the cleaning head (4) is provided with a joint (5), and the joint (5) is fixedly installed with the top of the telescopic rod (3).
2. The device for cleaning a test tube for chemical experimental teaching in high school according to claim 1, wherein the vibration frequency of the vibrator is 28000 and 31000.
3. The test tube cleaning device for high school chemistry experiment teaching according to claim 1, characterized in that a storage battery is integrated inside the handle (1), a wireless charging coil is arranged at the bottom of the handle (1), and the wireless charging coil is located at the positioning groove (11); the wireless charging coil is electrically connected with the battery.
4. The test tube cleaning device for high school chemistry experiment teaching according to claim 1, characterized in that the cleaning head (4) is a foam sponge.
5. Test tube cleaning device for high school chemistry experiment teaching according to claim 1, characterized in that the end on locating lever (21) is provided with an inclined slope.
6. The test tube cleaning device for the high school chemistry experiment teaching according to claim 1, wherein the telescopic rod (3) comprises a sleeve (31) and a movable rod (32), an elastic part (33) is arranged inside the sleeve (31), a limiting plate (34) is arranged at the bottom of the movable rod (32), the movable rod (32) is inserted into the sleeve (31), and the limiting plate (34) is slidably connected with the inner wall of the sleeve (31); the limit plate (34) is in contact with the top of the elastic piece (33).
7. The test tube cleaning device for high school chemistry experiment teaching according to claim 6, characterized in that the movable rod (32) is kept in an elongated state.
8. The test tube cleaning device for high school chemistry experiment teaching according to claim 6, wherein the top of the movable rod (32) is provided with a V-shaped groove (35), and the periphery of the top of the movable rod (32) is provided with an elastic ring (36); the joint (5) comprises a base (51) and an insertion block (52), and the base (51) is provided with an insertion hole; the inserting block (52) is inserted into the V-shaped groove (35); the top of the movable rod (32) is clamped in a jack in the base (51), and the elastic ring (36) is in contact with the inner wall of the jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122734631.4U CN216175062U (en) | 2021-11-09 | 2021-11-09 | High school is test tube cleaning device for chemical experiment teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122734631.4U CN216175062U (en) | 2021-11-09 | 2021-11-09 | High school is test tube cleaning device for chemical experiment teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216175062U true CN216175062U (en) | 2022-04-05 |
Family
ID=80907210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122734631.4U Expired - Fee Related CN216175062U (en) | 2021-11-09 | 2021-11-09 | High school is test tube cleaning device for chemical experiment teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216175062U (en) |
-
2021
- 2021-11-09 CN CN202122734631.4U patent/CN216175062U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220405 |