CN210783377U - Desktop plug-in type teaching desk - Google Patents
Desktop plug-in type teaching desk Download PDFInfo
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- CN210783377U CN210783377U CN201921382535.4U CN201921382535U CN210783377U CN 210783377 U CN210783377 U CN 210783377U CN 201921382535 U CN201921382535 U CN 201921382535U CN 210783377 U CN210783377 U CN 210783377U
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- fixedly connected
- gear
- desktop
- bevel gear
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 claims description 9
- 238000010030 laminating Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model discloses a desktop plug-in type teaching desk platform relates to the teaching equipment field, including the supporting legs, the thread groove has been seted up at the middle part of supporting legs, the inside threaded connection of thread groove has the threaded rod, the top of threaded rod is provided with the gear train, one side of gear train is provided with the driving gear, connecting rod fixedly connected with knob is passed through to the bottom of driving gear, the top of supporting legs is provided with spacing slide bar, the top fixedly connected with regulating box of spacing slide bar, the equal fixedly connected with backup pad in upper surface both sides of regulating box, the top laminating of backup pad is connected with the desktop, the dead slot has been seted up at the top middle part of backup pad, the. The supporting legs and the threaded rods can support the desktop, the supporting legs and the threaded grooves can be made to be coincident in length through the matching arrangement of the threaded rods, the gear sets, the knobs and the driving gears, accordingly, the desk can be used by people with different heights, and the application range of the desk is widened.
Description
Technical Field
The utility model relates to a teaching equipment field, in particular to desktop plug-in type teaching desk platform.
Background
The existing desk comprises a desktop, a desk box and desk legs, after a schoolbag is placed in the desk box, no redundant space is provided for placing other books, most of the books are placed on the desktop, and the desktop which is originally narrow in area becomes crowded, so that students use the desk inconveniently.
However, the existing desktop plug-in type teaching desk has the following defects through analysis and discovery; one is as follows: the desktop is not convenient for plug, leads to the desktop that the breakage is not convenient for replace, and its two: the height of the desk is inconvenient to adjust, and the use range is limited, so that the invention of the desktop plug-in type teaching desk is necessary to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a desktop plug-in type teaching desk platform to solve the problem that the desktop of proposing is not convenient for plug, the highly inconvenient regulation of desk in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a desktop plug-in type teaching desk comprises supporting legs, wherein threaded grooves are formed in the middle of the supporting legs, threaded rods are connected with the inner threads of the threaded grooves, gear sets are arranged at the top ends of the threaded rods, driving gears are arranged on one sides of the gear sets, knobs are fixedly connected to the bottom ends of the driving gears through connecting rods, limiting sliding rods are arranged at the top ends of the supporting legs, adjusting boxes are fixedly connected to the top ends of the limiting sliding rods, supporting plates are fixedly connected to two sides of the upper surface of each adjusting box, and desktops of the supporting plates are connected with a desktop in a laminating mode;
the dead slot has been seted up at the top middle part of backup pad, the inside of dead slot is provided with the inserted block, the activity groove has all been seted up to the inside both sides of dead slot, the inside fixedly connected with reset spring in activity groove, the spacing groove has all been seted up to the inside both sides in activity groove, the inside swing joint in spacing groove has the stopper, one side fixedly connected with fixture block of stopper.
Optionally, the top ends of the supporting legs are fixedly connected with a limiting plate;
one end of the threaded rod penetrates through the middle of the limiting plate and is movably connected with the limiting plate.
Optionally, two gear sets are arranged, and the two gear sets are symmetrical about the driving gear;
the gear set consists of a first bevel gear, a second bevel gear, a rotating rod and a third bevel gear;
the middle part of the lower surface of the first bevel gear is fixedly connected with the top end of the threaded rod;
the outer side of the first bevel gear is meshed and connected with the outer side of the second bevel gear;
the middle part of one side of the second conical tooth is fixedly connected with one end of the rotating rod;
the other end of the rotating rod is fixedly connected with the middle part of one side of the third bevel gear;
the outer side of the third bevel gear is meshed with the outer side of the driving gear.
Optionally, both sides of the inner bottom wall of the adjusting box are fixedly connected with supporting blocks, and the tops of the supporting blocks are movably connected with the middle part of the rotating rod;
the through-hole has all been seted up to the lower surface both sides of regulating box, the inside fixedly connected with bearing of through-hole, the middle part of bearing and the top fixed connection of threaded rod.
Optionally, sliding grooves are formed in both sides of the top end of each supporting leg;
the inner part of the sliding groove is movably connected with the outer side of the limiting sliding rod;
one end of the limiting slide rod penetrates through the limiting plate and is movably connected with the limiting plate.
Optionally, the upper surface of the knob is movably connected with the middle part of the lower surface of the adjusting box;
the clamping grooves are formed in two sides of the bottom of the inserting block, and the inner portions of the clamping grooves are movably connected with one ends of the clamping blocks.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a desktop can be supported to supporting legs and threaded rod, sets up through the cooperation of threaded rod, gear train, knob and driving gear, can make the coincidence length of supporting legs and thread groove to make the desk use the crowd of different heights, and improve the application scope of desk.
2. The utility model discloses an inserted block can be spacing with the desktop to prevent that the desktop from taking place to rock, set up through the cooperation of reset spring, stopper and fixture block, can make the inserted block plug of being convenient for, thereby make the desktop be convenient for maintain the replacement.
Drawings
Fig. 1 is a schematic sectional view of the structure of the present invention.
Fig. 2 is an enlarged schematic view of the structure of the present invention at a in fig. 1.
Fig. 3 is an enlarged schematic view of the gear train structure according to the present invention.
In the figure: 1. supporting legs; 2. a thread groove; 3. a threaded rod; 4. a gear set; 41. a first bevel gear; 42. a second taper tooth; 43. rotating the rod; 44. a third bevel gear; 5. a knob; 6. a driving gear; 7. a limiting slide bar; 8. an adjusting box; 9. a support plate; 10. a desktop; 11. inserting a block; 12. a movable groove; 13. a return spring; 14. a limiting groove; 15. a limiting block; 16. a clamping block; 17. a limiting plate; 18. and (4) emptying the 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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and 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 present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The utility model provides a desktop plug-in type teaching desk as shown in figures 1-3, which is shown in figure 1 and comprises a supporting foot 1, a limiting plate 17 is fixedly connected on the top end of the supporting foot 1, sliding grooves are respectively arranged on both sides of the top end of the supporting foot 1, the inner part of each sliding groove is movably connected with the outer side of a limiting slide bar 7, a thread groove 2 is arranged in the middle of the supporting foot 1, a threaded rod 3 is connected with the inner thread of the thread groove 2, one end of the threaded rod 3 penetrates through the middle of the limiting plate 17 and is movably connected with the limiting plate 17, a desktop 10 can be supported through the supporting foot 1 and the threaded rod 3, a gear set 4 is arranged on the top end of the threaded rod 3, two gear sets 4 are symmetrical about a driving gear 6, a driving gear 6 is arranged on one side of the gear set 4, the length of the support legs 1 and the thread grooves 2 can be overlapped, so that the desk can be used by people with different heights, the application range of the desk is improved, the bottom end of the driving gear 6 is fixedly connected with a knob 5 through a connecting rod, the upper surface of the knob 5 is movably connected with the middle of the lower surface of an adjusting box 8, a limiting slide rod 7 is arranged at the top end of the supporting leg 1, one end of the limiting slide rod 7 penetrates through a limiting plate 17 and is movably connected with the limiting plate 17, the top end of the limiting slide rod 7 is fixedly connected with the adjusting box 8, supporting blocks are fixedly connected to two sides of the inner bottom wall of the adjusting box 8, the tops of the supporting blocks are movably connected with the middle of a rotating rod 43, through holes are formed in two sides of the lower surface of the adjusting box 8, bearings are fixedly connected inside the through holes, the middle of each bearing is fixedly connected with the tops of the threaded rods 3, supporting;
as shown in fig. 2 and 3, the gear set 4 is composed of a first bevel gear 41, a second bevel gear 42, a rotating rod 43 and a third bevel gear 44, the middle of the lower surface of the first bevel gear 41 is fixedly connected with the top end of the threaded rod 3, the outer side of the first bevel gear 41 is engaged with the outer side of the second bevel gear 42, the middle of one side of the second bevel gear 42 is fixedly connected with one end of the rotating rod 43, the other end of the rotating rod 43 is fixedly connected with the middle of one side of the third bevel gear 44, the outer side of the third bevel gear 44 is engaged with the outer side of the driving gear 6, the middle of the top end of the supporting plate 9 is provided with a hollow groove 18, the inside of the hollow groove 18 is provided with an insert block 11, both sides of the bottom of the insert block 11 are provided with clamping grooves, the inside of the clamping grooves is movably connected with one end of the clamping block 16, the table top 10 can be limited through, the inside fixedly connected with reset spring 13 of activity groove 12, spacing groove 14 has all been seted up to the inside both sides of activity groove 12, and the inside swing joint of spacing groove 14 has stopper 15, and one side fixedly connected with fixture block 16 of stopper 15, through reset spring 13, stopper 15 and fixture block 16's cooperation setting, can make inserted block 11 be convenient for plug to make desktop 10 be convenient for maintain the replacement.
This practical theory of operation: this device is at the during operation, at first use according to the height of user's height regulation desk, rotate knob 5, drive driving gear 6 through knob 5 and rotate, drive gear train 4 through driving gear 6 and rotate, drive threaded rod 3 through gear train 4 and rotate, through the coincidence length of threaded rod 3 rotation regulation supporting legs 1 and threaded rod 3, thereby adjust the height that can do, when desktop 10 needs the replacement, pulling desktop 10, drive inserted block 11 rebound through desktop 10, extrude fixture block 16 through inserted block 11, thereby make fixture block 16 break away from with the draw-in groove, and can make desktop 10 and backup pad 9 separate, and maintain and replace desktop 10.
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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a desktop plug-in type teaching desk platform, includes supporting legs (1), its characterized in that: a thread groove (2) is formed in the middle of the supporting foot (1), a threaded rod (3) is connected to the inner thread of the thread groove (2), a gear set (4) is arranged at the top end of the threaded rod (3), a driving gear (6) is arranged on one side of the gear set (4), the bottom end of the driving gear (6) is fixedly connected with a knob (5) through a connecting rod, a limiting slide rod (7) is arranged at the top end of the supporting foot (1), an adjusting box (8) is fixedly connected to the top end of the limiting slide rod (7), supporting plates (9) are fixedly connected to two sides of the upper surface of the adjusting box (8), and a desktop (10) is connected to the top end of each;
dead slot (18) have been seted up at the top middle part of backup pad (9), the inside of dead slot (18) is provided with inserted block (11), activity groove (12) have all been seted up to the inside both sides of dead slot (18), the inside fixedly connected with reset spring (13) of activity groove (12), spacing groove (14) have all been seted up to the inside both sides of activity groove (12), the inside swing joint of spacing groove (14) has stopper (15), one side fixedly connected with fixture block (16) of stopper (15).
2. The desktop plug-in teaching desk of claim 1, wherein:
the top ends of the supporting legs (1) are fixedly connected with limiting plates (17);
one end of the threaded rod (3) penetrates through the middle part of the limiting plate (17) and is movably connected with the limiting plate (17).
3. The desktop plug-in teaching desk of claim 1, wherein:
the number of the gear sets (4) is two, and the two gear sets (4) are symmetrical about the driving gear (6);
the gear set (4) consists of a first bevel gear (41), a second bevel gear (42), a rotating rod (43) and a third bevel gear (44);
the middle part of the lower surface of the first bevel gear (41) is fixedly connected with the top end of the threaded rod (3);
the outer side of the first bevel gear (41) is in meshed connection with the outer side of the second bevel gear (42);
the middle part of one side of the second conical tooth (42) is fixedly connected with one end of the rotating rod (43);
the other end of the rotating rod (43) is fixedly connected with the middle part of one side of the third bevel gear (44);
the outer side of the third bevel gear (44) is meshed and connected with the outer side of the driving gear (6).
4. The desktop plug-in teaching desk of claim 1, wherein:
two sides of the inner bottom wall of the adjusting box (8) are fixedly connected with supporting blocks, and the tops of the supporting blocks are movably connected with the middle part of the rotating rod (43);
the lower surface both sides of regulating box (8) have all seted up the through-hole, the inside fixedly connected with bearing of through-hole, the middle part of bearing and the top fixed connection of threaded rod (3).
5. The desktop plug-in teaching desk of claim 1, wherein:
two sides of the top end of the supporting leg (1) are provided with sliding grooves;
the inner part of the sliding groove is movably connected with the outer side of the limiting sliding rod (7);
one end of the limiting slide rod (7) penetrates through the limiting plate (17) and is movably connected with the limiting plate (17).
6. The desktop plug-in teaching desk of claim 1, wherein:
the upper surface of the knob (5) is movably connected with the middle part of the lower surface of the adjusting box (8);
the clamping grooves are formed in two sides of the bottom of the inserting block (11), and the inner portions of the clamping grooves are movably connected with one ends of the clamping blocks (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921382535.4U CN210783377U (en) | 2019-08-24 | 2019-08-24 | Desktop plug-in type teaching desk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921382535.4U CN210783377U (en) | 2019-08-24 | 2019-08-24 | Desktop plug-in type teaching desk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210783377U true CN210783377U (en) | 2020-06-19 |
Family
ID=71223970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921382535.4U Expired - Fee Related CN210783377U (en) | 2019-08-24 | 2019-08-24 | Desktop plug-in type teaching desk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210783377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112614387A (en) * | 2020-12-25 | 2021-04-06 | 苏州富纳智能科技有限公司 | Overhead display equipment for electrical teaching platform |
-
2019
- 2019-08-24 CN CN201921382535.4U patent/CN210783377U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112614387A (en) * | 2020-12-25 | 2021-04-06 | 苏州富纳智能科技有限公司 | Overhead display equipment for electrical teaching platform |
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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: 20200619 |