CN214765627U - Multifunctional bracket for chemical experiment - Google Patents
Multifunctional bracket for chemical experiment Download PDFInfo
- Publication number
- CN214765627U CN214765627U CN202120154469.6U CN202120154469U CN214765627U CN 214765627 U CN214765627 U CN 214765627U CN 202120154469 U CN202120154469 U CN 202120154469U CN 214765627 U CN214765627 U CN 214765627U
- Authority
- CN
- China
- Prior art keywords
- base
- face
- fixedly connected
- support
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model belongs to the technical field of chemical experiment tools, in particular to a chemical experiment multifunctional support, which comprises a base, wherein the bottom end surface of the base is provided with two cavities, the two cavities are symmetrically distributed on the bottom end surface of the base, the top end inside the cavity is provided with a support, the support is fixedly connected with the base, and a rotating rod transversely penetrating through the base is arranged in the base; the user is when this device is fixed in needs, place the device in the place that needs were placed then press device hard slightly, make rubber membrane and sealed unnecessary air between the pad discharged, then the user rotates the knob, the knob drives the dwang rotatory, the dwang drives first bevel gear rotatory, thereby it is rotatory to drive the threaded shaft through the rotation post for first bevel gear meshing second bevel gear, make upwards the pulling of hollow tube behind threaded shaft and the hollow tube screwed connection, make the centre of rubber membrane upwards pulled, thereby utilize atmospheric pressure to adsorb the device at the contact surface, place stability very.
Description
Technical Field
The utility model belongs to the technical field of chemistry experiments apparatus, concretely relates to chemistry experiment multifunctional support.
Background
Owing to need use the test tube of various differences in the chemistry experiment, need use the support to place these test tubes, however, current test tube holder easily appears empting when being bumped by carelessness owing to lack effectual fixed measure, and in addition, current support need manual rotatory bolt to fasten when fixing the test tube, the not unidimensional test tube of fixed that can not be convenient.
In order to solve the problems, the application provides a chemical experiment multifunctional support.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a chemistry experiment multifunctional support has and can place the dead weight that stabilizes and can rely on the test tube and carry out fixed characteristics to it.
In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional support for chemical experiments comprises a base, wherein the bottom end face of the base is provided with two cavities, the two cavities are symmetrically distributed on the bottom end face of the base, the top end of the inside of the cavity is provided with a support, the support is fixedly connected with the base, a rotating rod transversely penetrating through the base is installed in the base and penetrates through the support, the rotating rod is rotatably connected with the support through a rotating shaft, the right end face of the rotating rod is fixedly connected with a knob, a first bevel gear is sleeved on the part, located in the support, of the outer side wall of the knob, a first bevel gear is fixedly connected with the knob, the center position of the bottom end face of the support is rotatably connected with a rotating column through the rotating shaft, the rotating column penetrates through the support and extends into the support, the top end face of the rotating column is fixedly connected with a second bevel gear, the second bevel gear is meshed with the first bevel gear, the bottom end surface of the rotating column is fixedly connected with a threaded shaft, the bottom end of the inner side of the cavity is provided with a rubber film, the rubber film is fixedly connected with a base, the central position of the top end surface of the rubber film is fixedly connected with a hollow tube, the threaded shaft penetrates through the hollow tube and is spirally connected with the hollow tube, the bottom end surface of the base is fixedly connected with a sealing gasket, the sealing gasket is communicated with the cavity, the central position of the top end surface of the base is fixedly connected with an upright post, the top end of the left end surface of the upright post and the top end of the right end surface of the upright post are fixedly connected with a fixed rod, the other end of the fixed rod is fixedly connected with a fixed frame, the central position of the bottom end surface of the fixed frame is provided with a first sliding groove, a spring is arranged in the first sliding groove, one end of the spring is fixedly connected with the fixed frame, the other end of the spring is fixedly connected with a sliding rod, and the sliding rod penetrates through the fixed frame and extends to the outer side of the fixed frame, the utility model discloses a fixing frame, including mount, first connecting rod, guide chute, clamping block, slide bar, supporting block top end, first connecting rod, second connecting rod, first connecting rod, second connecting rod, first connecting rod, second connecting rod, first connecting rod, second rod, first connecting rod, second rod, first rod, second rod, first connecting rod, second rod, first rod, second rod, first end, second rod.
As the utility model relates to a multi-functional support of chemistry experiment is preferred, the antiskid groove that is the equidistant range of horizontal setting is seted up in the knob outside.
As the utility model relates to a multi-functional support of chemistry experiment is preferred, the lateral wall and the base laminating of rubber membrane, the air vent has all been seted up to base top end face left end and base top end face right-hand member, the air vent and the cavity intercommunication of base.
As a preferred aspect of the present invention, the fixing bracket is formed in a gamma shape.
As the utility model relates to a chemistry experiment multifunctional support is preferred, same the arc wall has all been seted up to the adjacent terminal surface of two clamp splices on the mount.
As the utility model relates to a multi-functional support of chemistry experiment is preferred, same the equal fixedly connected with auxiliary rod of terminal surface that departs mutually of two clamp splices on the mount, the auxiliary rod run through the mount and with mount sliding connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the user is when this device is fixed in needs, place the device in the place that needs were placed then press device hard slightly, make rubber membrane and sealed unnecessary air between the pad discharged, then the user rotates the knob, the knob drives the dwang rotatory, the dwang drives first bevel gear rotatory, thereby it is rotatory to drive the threaded shaft through the rotation post for first bevel gear meshing second bevel gear, make upwards the pulling of hollow tube behind threaded shaft and the hollow tube screwed connection, make the centre of rubber membrane upwards pulled, thereby utilize atmospheric pressure to adsorb the device at the contact surface, place stability very.
2. The user is when placing the test tube, only need directly place the bottom of test tube on the tray cambered surface groove department can, the test tube makes the tray drive the slide bar downstream together with the weight of the article in it this moment, the spring this moment is stretched, the slide bar is along the perpendicular downstream of slide groove, make the head rod and the slide bar of this moment take place to rotate, the second connecting rod slides along the direction spout, make and reduce between the interval between two clamp splice, the auxiliary rod has guaranteed that the clamp splice keeps perpendicular when being close to each other, until the lateral wall contact of clamp splice and test tube, place and fix the test tube have been accomplished promptly.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of a position a in fig. 1 according to the present invention;
FIG. 3 is a schematic view of the mounting structure of the middle clamping block and the auxiliary rod of the present invention;
FIG. 4 is a schematic view of the mounting structure of the middle clamping block and the second connecting rod of the present invention;
in the figure: 1. a base; 2. a cavity; 3. a support; 4. rotating the rod; 5. a knob; 6. a first bevel gear; 7. rotating the column; 8. a second bevel gear; 9. a threaded shaft; 10. a rubber film; 11. a hollow tube; 12. a gasket; 13. a column; 14. fixing the rod; 15. a fixed mount; 16. a first chute; 17. a spring; 18. a slide bar; 19. a sliding groove; 20. a first connecting rod; 21. a second connecting rod; 22. a guide chute; 23. a clamping block; 24. an auxiliary lever; 25. a support block; 26. a cambered surface groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1, 2, 3 and 4;
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of a position a in fig. 1 according to the present invention;
FIG. 3 is a schematic view of the mounting structure of the middle clamping block and the auxiliary rod of the present invention;
FIG. 4 is a schematic view of the mounting structure of the middle clamping block and the second connecting rod of the present invention;
a multifunctional support for chemical experiments comprises a base 1, wherein the bottom end face of the base 1 is provided with two cavities 2, the two cavities 2 are symmetrically distributed on the bottom end face of the base 1, the top end in the cavity 2 is provided with a support 3, the support 3 is fixedly connected with the base 1, a rotating rod 4 transversely penetrating through the base 1 is installed in the base 1, the rotating rod 4 penetrates through the support 3, the rotating rod 4 is rotatably connected with the support 3 through a rotating shaft, the right end face of the rotating rod 4 is fixedly connected with a knob 5, a first bevel gear 6 is sleeved on the part of the outer side wall of the knob 5, which is positioned in the support 3, the first bevel gear 6 is fixedly connected with the knob 5, the central position of the bottom end face of the support 3 is rotatably connected with a rotating column 7 through the rotating shaft, the rotating column 7 penetrates through the support 3 and extends into the support 3, the top end face of the rotating column 7 is fixedly connected with a second bevel gear 8, and the second bevel gear 8 is meshed with the first bevel gear 6, a threaded shaft 9 is fixedly connected with the bottom end face of the rotating column 7, a rubber film 10 is arranged at the bottom end of the inner side of the cavity 2, the rubber film 10 is fixedly connected with the base 1, a hollow tube 11 is fixedly connected with the central position of the top end face of the rubber film 10, the threaded shaft 9 penetrates through the hollow tube 11 and is in screw connection with the hollow tube 11, a sealing gasket 12 is fixedly connected with the bottom end face of the base 1, the sealing gasket 12 is communicated with the cavity 2, a vertical column 13 is fixedly connected with the central position of the top end face of the base 1, a fixed rod 14 is fixedly connected with the top end of the left end face of the vertical column 13 and the top end of the right end face of the vertical column 13, a fixed frame 15 is fixedly connected with the other end of the fixed frame 14, a first sliding groove 16 is formed in the central position of the bottom end face of the fixed frame 15, a spring 17 is arranged in the first sliding groove 16, one end of the spring 17 is fixedly connected with the fixed frame 15, a sliding rod 18 penetrates through the fixed frame 15 and extends to the outer side of the fixed frame 15, first connecting rod 20 has all been seted up to mount 15 bottom face left end and mount 15 bottom face right-hand member, 18 lateral wall bottom of slide bar rotates through the pivot and is connected with first connecting rod 20, the other end of first connecting rod 20 is located sliding tray 19, first connecting rod 20 and mount 15 sliding connection, the preceding terminal surface top fixedly connected with second connecting rod 21 of first connecting rod 20, guide chute 22 has been seted up to the terminal surface before the mount 15, second connecting rod 21 runs through mount 15 and extends to the mount 15 outside through guide chute 22, the preceding terminal surface of second connecting rod 21 rotates through the pivot and is connected with clamp splice 23, 18 bottom face fixedly connected with tray 25 of slide bar, cambered surface groove 26 has been seted up to tray 25 top end front end.
In this embodiment: when a user needs to fix the device, the device is placed at a place where the user needs to place and then the user slightly presses the device, so that redundant air between the rubber membrane 10 and the sealing gasket 12 is exhausted, then the user rotates the knob 5, the knob 5 drives the rotating rod 4 to rotate, the rotating rod 4 drives the first bevel gear 6 to rotate, the first bevel gear 6 is meshed with the second bevel gear 8, so that the threaded shaft 9 is driven to rotate through the rotating column 7, the hollow pipe 11 is pulled upwards after the threaded shaft 9 is spirally connected with the hollow pipe 11, the middle of the rubber membrane 10 is pulled upwards, so that the device is adsorbed on a contact surface by using air pressure, when the user places a test tube, the user only needs to place the bottom end of the test tube directly at the cambered groove 26 on the support block 25, at the moment, the support block 25 drives the sliding rod 18 to move downwards by the weight of the test tube and the articles in the test tube, the spring 17 is stretched, the sliding rod 18 vertically moves downwards along the sliding groove 19, at this moment, the first connecting rod 20 and the sliding rod 18 rotate, the second connecting rod 21 slides along the guide sliding groove 22, so that the distance between the two clamping blocks 23 is reduced, the auxiliary rod 24 ensures that the clamping blocks 23 are kept vertical when being close to each other until the clamping blocks 23 contact with the outer side wall of the test tube, and the test tube is placed and fixed.
As shown in fig. 1;
fig. 1 is a schematic view of the overall structure of the present invention;
in an alternative embodiment, the knob 5 is provided with anti-slip grooves transversely arranged and arranged at equal intervals on the outer side.
In this embodiment: with this design, it is convenient for the user to rotate the knob 5.
As shown in fig. 1;
fig. 1 is a schematic view of the overall structure of the present invention;
in an alternative embodiment, the outer side wall of the rubber membrane 10 is attached to the base 1, the left end of the top end face of the base 1 and the right end of the top end face of the base 1 are both provided with vent holes, and the vent holes of the base 1 are communicated with the cavity 2.
As shown in fig. 4;
FIG. 4 is a schematic view of the mounting structure of the middle clamping block and the second connecting rod of the present invention;
in an alternative embodiment, the fixture 15 is gamma-shaped.
As shown in fig. 4;
FIG. 4 is a schematic view of the mounting structure of the middle clamping block and the second connecting rod of the present invention;
in an alternative embodiment, the adjacent end surfaces of the two clamping blocks 23 on the same fixing frame 15 are both provided with arc-shaped grooves.
In this embodiment: through this design, be convenient for carry out the centre gripping to the lateral wall of test tube and fix.
As shown in fig. 3 and 4;
FIG. 3 is a schematic view of the mounting structure of the middle clamping block and the auxiliary rod of the present invention;
FIG. 4 is a schematic view of the mounting structure of the middle clamping block and the second connecting rod of the present invention;
in an alternative embodiment, the two clamping blocks 23 on the same fixing frame 15 have their opposite end surfaces fixedly connected with auxiliary rods 24, and the auxiliary rods 24 penetrate through the fixing frame 15 and are slidably connected with the fixing frame 15.
In this embodiment: by this design it is facilitated to keep the clamping block 23 vertical in movement.
The utility model discloses a theory of operation and use flow: when a user needs to fix the device, the device is placed at a place where the user needs to place and then the user slightly presses the device, so that redundant air between the rubber membrane 10 and the sealing gasket 12 is exhausted, then the user rotates the knob 5, the knob 5 drives the rotating rod 4 to rotate, the rotating rod 4 drives the first bevel gear 6 to rotate, the first bevel gear 6 is meshed with the second bevel gear 8, so that the threaded shaft 9 is driven to rotate through the rotating column 7, the hollow pipe 11 is pulled upwards after the threaded shaft 9 is spirally connected with the hollow pipe 11, the middle of the rubber membrane 10 is pulled upwards, so that the device is adsorbed on a contact surface by using air pressure, when the user places a test tube, the user only needs to place the bottom end of the test tube directly at the cambered groove 26 on the support block 25, at the moment, the support block 25 drives the sliding rod 18 to move downwards by the weight of the test tube and the articles in the test tube, the spring 17 is stretched, the sliding rod 18 vertically moves downwards along the sliding groove 19, at this moment, the first connecting rod 20 and the sliding rod 18 rotate, the second connecting rod 21 slides along the guide sliding groove 22, so that the distance between the two clamping blocks 23 is reduced, the auxiliary rod 24 ensures that the clamping blocks 23 are kept vertical when being close to each other until the clamping blocks 23 contact with the outer side wall of the test tube, and the test tube is placed and fixed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a multi-functional support of chemistry experiment, includes base (1), its characterized in that: the cavity (2) is formed in the bottom end face of the base (1), the cavities (2) are two in number, the cavities (2) are symmetrically distributed on the bottom end face of the base (1), the support (3) is arranged at the top end inside the cavity (2), the support (3) is fixedly connected with the base (1), a rotating rod (4) transversely penetrating through the base (1) is installed in the base (1), the rotating rod (4) penetrates through the support (3), the rotating rod (4) is rotatably connected with the support (3) through a rotating shaft, a knob (5) is fixedly connected to the right end face of the rotating rod (4), a first bevel gear (6) is sleeved on the outer side wall of the knob (5) and located in the support (3), the first bevel gear (6) is fixedly connected with the knob (5), and a rotating column (7) is rotatably connected to the center position of the bottom end face of the support (3) through a rotating shaft, the rotating column (7) penetrates through the support (3) and extends into the support (3), a second bevel gear (8) is fixedly connected to the top end face of the rotating column (7), the second bevel gear (8) is meshed with the first bevel gear (6) and connected with the bottom end face of the rotating column (7), a threaded shaft (9) is fixedly connected to the bottom end face of the inner side of the cavity (2), a rubber film (10) is arranged at the bottom end of the inner side of the cavity (2), the rubber film (10) is fixedly connected with the base (1), a hollow pipe (11) is fixedly connected to the center position of the top end face of the rubber film (10), the threaded shaft (9) penetrates through the hollow pipe (11) and is in threaded connection with the hollow pipe (11), a sealing gasket (12) is fixedly connected to the bottom end face of the base (1), the sealing gasket (12) is communicated with the cavity (2), and a stand column (13) is fixedly connected to the center position of the top end face of the base (1), the top end of the left end face of the upright column (13) and the top end of the right end face of the upright column (13) are fixedly connected with a fixed rod (14), the other end of the fixed rod (14) is fixedly connected with a fixed frame (15), a first sliding chute (16) is formed in the center of the bottom end face of the fixed frame (15), a spring (17) is arranged in the first sliding chute (16), one end of the spring (17) is fixedly connected with the fixed frame (15), the other end of the spring (17) is fixedly connected with a sliding rod (18), the sliding rod (18) penetrates through the fixed frame (15) and extends to the outer side of the fixed frame (15), the left end of the bottom end face of the fixed frame (15) and the right end of the bottom end face of the fixed frame (15) are respectively provided with a first connecting rod (20), the bottom end of the outer side wall of the sliding rod (18) is rotatably connected with the first connecting rod (20) through a rotating shaft, and the other end of the first connecting rod (20) is positioned in a sliding chute (19), the utility model discloses a bearing block, including first connecting rod (20), mount (15), preceding terminal surface top fixedly connected with second connecting rod (21) of first connecting rod (20), guide chute (22) have been seted up to mount (15) preceding terminal surface, second connecting rod (21) run through mount (15) and extend to the mount (15) outside through guide chute (22), the preceding terminal surface of second connecting rod (21) rotates through the pivot and is connected with clamp splice (23), slide bar (18) bottom face fixedly connected with tray (25), cambered surface groove (26) have been seted up to tray (25) top end front end.
2. The multifunctional chemical experiment bracket according to claim 1, characterized in that: the outer side of the knob (5) is provided with anti-slip grooves which are transversely arranged and are arranged at equal intervals.
3. The multifunctional chemical experiment bracket according to claim 1, characterized in that: the outer side wall of the rubber membrane (10) is attached to the base (1), vent holes are formed in the left end of the top end face of the base (1) and the right end of the top end face of the base (1), and the vent holes of the base (1) are communicated with the cavity (2).
4. The multifunctional chemical experiment bracket according to claim 1, characterized in that: the fixing frame (15) is set in a gamma shape.
5. The multifunctional chemical experiment bracket according to claim 1, characterized in that: arc-shaped grooves are formed in the adjacent end faces of the two clamping blocks (23) on the same fixing frame (15).
6. The multifunctional chemical experiment bracket according to claim 1, characterized in that: the same two clamping blocks (23) on the fixing frame (15) are fixedly connected with auxiliary rods (24) on the end faces away from each other, and the auxiliary rods (24) penetrate through the fixing frame (15) and are in sliding connection with the fixing frame (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120154469.6U CN214765627U (en) | 2021-01-20 | 2021-01-20 | Multifunctional bracket for chemical experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120154469.6U CN214765627U (en) | 2021-01-20 | 2021-01-20 | Multifunctional bracket for chemical experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214765627U true CN214765627U (en) | 2021-11-19 |
Family
ID=78748653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120154469.6U Active CN214765627U (en) | 2021-01-20 | 2021-01-20 | Multifunctional bracket for chemical experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214765627U (en) |
-
2021
- 2021-01-20 CN CN202120154469.6U patent/CN214765627U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111025703B (en) | Liquid crystal display module makes liquid crystal glass polaroid synchronous attached processing machinery | |
| CN214765627U (en) | Multifunctional bracket for chemical experiment | |
| CN210781642U (en) | Network equipment fender bracket easy to disassemble | |
| CN213862077U (en) | Multi-angle adjusting telescopic support for automobile built-in mobile phone navigation | |
| CN219854075U (en) | Display screen detection jig aluminum profile limiting frame | |
| CN212242359U (en) | Pressure testing device is used in carton production convenient to it is fixed | |
| CN219990654U (en) | Vacuum composite PE film winding equipment | |
| CN218984994U (en) | Prevent lamp house piece cutting equipment of strain | |
| CN217953753U (en) | Pressure pipeline detection device | |
| CN214989202U (en) | High-precision glass sheet laminating equipment | |
| CN220052074U (en) | High-precision plastic film cutting machine | |
| CN216979490U (en) | Positioning tool based on LCD liquid crystal display processing | |
| CN214417802U (en) | Equipment for producing and processing power pipeline | |
| CN219858854U (en) | Traction device | |
| CN211406282U (en) | Automatic test fixture for Bluetooth headset | |
| CN220419018U (en) | Tensile detection device for printing composite film | |
| CN218461002U (en) | Automatic tubular product cutting device of cutting | |
| CN218799599U (en) | Pipe cutting machine with positioning function | |
| CN214492040U (en) | UV printing machine | |
| CN213638639U (en) | Automatic anticreep anticorrosion equipment machine case of electric power system | |
| CN215577265U (en) | Telescopic physical lens anchor clamps | |
| CN220268981U (en) | Optical instrument rack | |
| CN210548461U (en) | Segmentation holder for cutting steel pipe | |
| CN213902865U (en) | Portable remote control transmission tester | |
| CN219358087U (en) | Power-assisted pipe cutting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |