CN220756890U - College desk - Google Patents
College desk Download PDFInfo
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- CN220756890U CN220756890U CN202322524984.0U CN202322524984U CN220756890U CN 220756890 U CN220756890 U CN 220756890U CN 202322524984 U CN202322524984 U CN 202322524984U CN 220756890 U CN220756890 U CN 220756890U
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- desk
- rods
- sliding
- supporting
- rod
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- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Abstract
The utility model provides a school desk, and aims to solve the technical problem that the desk in the prior art is standard in height and is difficult to meet the use requirements of students with higher heights. The school desk comprises: the support frame is provided with at least four support feet at the bottom and a strip-shaped frame at the top, wherein the frame comprises two support rods which are arranged in parallel, one side surface of each support rod is provided with a plurality of slide ways, and the number of the slide ways is multiple of four; the lifting mechanisms are arranged between the two supporting rods, each lifting mechanism is correspondingly arranged on the four sliding ways, and two sides of each lifting mechanism are respectively and correspondingly arranged with the two sliding ways; the table boards are arranged at the tops of the lifting mechanisms in a one-to-one correspondence mode, all the table boards are arranged at the tops of the supporting frames, and two adjacent table boards are contacted. The school desk has the advantage that the height of the desk top can be adjusted according to the height of students.
Description
Technical Field
The utility model relates to teaching equipment, in particular to a school desk.
Background
The desk is a necessary device in the teaching process, in a high school, the desk is generally long, and the height of the desk is the same standard, so that the desk is suitable for most students.
However, in a college, the rising difference of a boy and a girl is large, so that when a student learns on a desk, the higher student needs to pick up to read and write, and arms cannot be completely put on the desk, so that the student cannot easily achieve a correct sitting posture in the course of a lesson, and has great harm to the body for a long time.
Disclosure of Invention
Aiming at the technical problem that the desk in the prior art is standard in height and is difficult to meet the use requirement of students with higher heights, the utility model provides a school desk, which has the advantage that the desk top height can be adjusted according to the heights of the students.
The technical scheme of the utility model is as follows:
a college desk comprising:
the support frame is provided with at least four support feet at the bottom and a strip-shaped frame at the top, wherein the frame comprises two support rods which are arranged in parallel, one side surface of each support rod is provided with a plurality of slide ways, and the number of the slide ways is multiple of four;
the lifting mechanisms are arranged between the two supporting rods, each lifting mechanism is correspondingly arranged on the four sliding ways, and two sides of each lifting mechanism are respectively and correspondingly arranged with the two sliding ways;
the table boards are arranged at the tops of the lifting mechanisms in a one-to-one correspondence mode, all the table boards are arranged at the tops of the supporting frames, and two adjacent table boards are contacted.
Optionally, the lifting mechanism includes:
the two sliding rods are arranged in parallel, and the two ends of the two sliding rods are respectively arranged in the sliding grooves on the two supporting rods in a sliding manner;
two connecting rods are arranged between each sliding rod and one end of the bottom surface of the table plate, and two ends of each connecting rod are respectively hinged with the sliding rod and the table plate;
the driving end of the driving assembly is arranged on the two sliding rods and is used for driving the two sliding rods to approach or separate from each other.
Optionally, the sliding rod is provided with a threaded hole, the threaded holes on the two sliding rods are respectively close to the two supporting rods, and the driving assembly comprises:
the two screws are respectively matched with the two threaded holes on the two sliding rods;
the two worm gears are coaxially arranged on the two screw rods respectively;
one end of the main shaft is rotationally arranged on one supporting rod, the main shaft is vertical to the supporting rod and is positioned below the two worm gears, and the other end of the main shaft is provided with a handle;
the two worms are coaxially arranged on the main shaft and meshed with the two worm gears respectively;
the threaded holes on the two sliding rods are in opposite spiral directions, and the two threaded rods are in opposite spiral directions.
Optionally, one end of the sliding rod far away from the threaded hole is provided with a guide hole, a guide rod is arranged in a matching manner with the sliding rod, two ends of the guide rod are respectively arranged on a supporting block, and the supporting blocks are arranged on the supporting rods.
Optionally, the handle is Z-shaped structure, and the handle is detachably connected with the end part of the main shaft.
Optionally, one end of the main shaft is provided with a concave hexagonal connecting part, and one end of the handle is of a hexagonal connecting column structure.
Optionally, a connecting block is respectively arranged below the two supporting rods, and two ends of the main shaft are respectively rotatably arranged on the two connecting blocks.
Optionally, two sides of the desk plate are respectively provided with a baffle, and the end parts of the two desk plates positioned at two ends of the desk are respectively provided with a baffle.
Compared with the prior art, the utility model has the beneficial effects that:
the bottom of the supporting frame is provided with supporting feet, the frame of the supporting frame is provided with a lifting mechanism, and finally the top of the lifting mechanism is provided with a table plate.
Therefore, the desk plate is driven to ascend or descend through the lifting mechanism, so that the height of the desk top is adjusted to meet the demands of students with different heights, and the whole desk consists of a plurality of lifting mechanisms and the desk plate, so that the use demands of students with different heights can be met on the same desk at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the internal perspective structure of the present utility model;
FIG. 3 is a schematic perspective view of a lift assembly and table;
FIG. 4 is a schematic perspective view of the lifting assembly and table top in a bottom view;
FIG. 5 is a schematic perspective view of a lifting assembly;
fig. 6 is a schematic perspective view of the handle.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships conventionally placed in use of the product of the present utility model, or orientations or positional relationships conventionally understood by those skilled in the art, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Examples:
referring to fig. 1-4, a school desk comprises a support frame 1, a lifting mechanism 2 and a desk plate 3. The support 1 comprises a rectangular frame 11, and four corners of the bottom of the frame 11 are respectively provided with a supporting foot 12.
The frame 11 comprises two support rods 13 which are arranged in parallel, a plurality of slide ways 14 are respectively arranged on one side surface of the two support rods 13, which is close to each other, the total number of the slide ways 14 is a multiple of 4, and the slide ways 14 on the two support rods 13 are aligned in a one-to-one correspondence.
The lifting mechanisms 2 are provided with a plurality of, each lifting mechanism 2 corresponds to 4 slide ways 14, two sides of each lifting mechanism 2 are respectively connected with two slide ways 14 on two supporting rods 13, a table plate 3 is arranged at the top of each lifting mechanism 2, and the bottom of each lifting mechanism 2 slides in the slide ways 14.
The top of the lifting mechanism 2 is used for driving the desk plate 3 to ascend or descend so as to adjust the height of the desk top to meet the demands of students with different heights, and the whole desk consists of a plurality of lifting mechanisms 2 and the desk plate 3 and can simultaneously meet the use demands of students with different heights on the same desk.
Preferably, two sides of the desk plate 3 are respectively provided with a baffle plate 31, and the end parts of the two desk plates 3 positioned at two ends of the desk are respectively provided with a baffle plate 31, so that potential safety hazards caused by that arms of students stretch into the space between the frame 11 and the desk plate 3 can be avoided by arranging the baffle plates 31.
In one particular embodiment:
referring to fig. 3-6, the lifting mechanism 2 includes a slide bar 21, a link 22, and a drive assembly. The number of the sliding rods 21 is two, the two sliding rods 21 are arranged in parallel, two ends of the sliding rods 21 are respectively arranged in one slideway 14 in a sliding way, and the sliding rods 21 are arranged perpendicular to the supporting rods 13. The two ends of the slide bar 21 are respectively positioned on the two support bars 13, the output end of the driving component is provided with the two slide bars 21, and the two slide bars 21 are used for driving the two slide bars 21 to approach or separate from each other.
The four connecting rods 22 are arranged, two ends of each connecting rod 22 are respectively connected to the sliding rods 21 and the bottom surface of the table plate 3, specifically, two connecting rods 22 are arranged on each sliding rod 21, and the two connecting rods 22 arranged on the same sliding rod 21 are mutually parallel and are simultaneously connected to the same end of the bottom surface of the table plate 3 in a rotating mode. When the table 3 is at its lowest position (the table 3 is in contact with the top surface of the frame 11), the links 22 on the two slide bars 21 are arranged in a splayed pattern.
In another specific embodiment:
the drive assembly includes a screw 23, a worm gear 24, a spindle 25, a handle 26 and a worm 27. The sliding rods 21 are provided with a threaded hole, the threaded holes on the two sliding rods 21 are respectively close to the two supporting rods 13, and the screw thread screw directions of the two threaded holes on the sliding rods 21 are opposite.
One screw rod 23 is respectively matched with the threaded holes on the two slide bars 21, and the spiral directions of the two screw rods 23 are opposite. The two screws 23 are respectively close to the two support rods 13, and two ends of each screw 23 are respectively connected with the support rods 13 close to the screws through a support block, and two ends of each screw 23 are rotatably connected to the support blocks.
Each screw 23 is coaxially provided with a worm wheel 24, the two worm wheels 24 are positioned on the same vertical plane, and a main shaft 25 is arranged below the two worm wheels 24. One end of the main shaft 25 is rotatably arranged on the connecting block, the other end of the main shaft 25 penetrates through the other connecting block to be rotatably connected with the connecting block, and the two connecting blocks are fixedly arranged below the two supporting rods 13 respectively.
A handle 26 is provided on one end of the spindle 25.
The spindle 25 is coaxially provided with two worms 27, and the two worms 27 are engaged with the two worm wheels 24.
In this embodiment, when the height of the table 3 needs to be adjusted, the spindle 25 is rotated by the handle 26, the worm 27 on the spindle 25 drives the worm wheel 24 to rotate, and then the two screws 23 are rotated, so that the two slide bars 21 are driven to approach or separate from each other by the thread matching structure of the screws 23 and the slide bars 21. The link 22 is displaced from one end of the link 21 in a process of approaching or separating from each other, so that the other end of the link 22 is raised or lowered, thereby raising or lowering the table 3 provided on the link 22.
In another specific embodiment:
the handle 26 is Z-shaped, and meanwhile, the handle 26 and the end of the spindle 25 are detachably connected, specifically, the end of the spindle 25 is provided with a concave and hexagonal connecting portion, and the end of the handle 26 is provided with a hexagonal connecting column structure.
When the handle 26 is required to be used for rotating the main shaft 25, the connecting column structure is inserted into the connecting part, the handle 26 is taken down and placed on the desk plate 3 or other positions after adjustment is completed, and the handle 26 protruding out of the coverage range of the desk plate 3 can be prevented from damaging the abdomen of students through the technical scheme.
Preferably, the baffle 31 located on the front side of the table 3 (the side of the table 3 near the student's body when the student uses the desk) has a bar-shaped groove for exposing the connection portion of the end of the spindle 25 to the outside, so that the handle 26 can be easily inserted.
The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (8)
1. A college desk comprising:
the support frame is provided with at least four support feet at the bottom and a strip-shaped frame at the top, wherein the frame comprises two support rods which are arranged in parallel, one side surface of each support rod is provided with a plurality of slide ways, and the number of the slide ways is multiple of four;
the lifting mechanisms are arranged between the two supporting rods, each lifting mechanism is correspondingly arranged on the four sliding ways, and two sides of each lifting mechanism are respectively and correspondingly arranged with the two sliding ways;
the table boards are arranged at the tops of the lifting mechanisms in a one-to-one correspondence mode, all the table boards are arranged at the tops of the supporting frames, and two adjacent table boards are contacted.
2. The college desk of claim 1, wherein the lifting mechanism comprises:
the two sliding rods are arranged in parallel, and the two ends of the two sliding rods are respectively arranged in the sliding grooves on the two supporting rods in a sliding manner;
two connecting rods are arranged between each sliding rod and one end of the bottom surface of the table plate, and two ends of each connecting rod are respectively hinged with the sliding rod and the table plate;
the driving end of the driving assembly is arranged on the two sliding rods and is used for driving the two sliding rods to approach or separate from each other.
3. The school desk according to claim 2, characterized in that,
the sliding rod is provided with a threaded hole, the threaded holes on the two sliding rods are respectively close to the two supporting rods, and the driving assembly comprises:
the two screws are respectively matched with the two threaded holes on the two sliding rods;
the two worm gears are coaxially arranged on the two screw rods respectively;
one end of the main shaft is rotationally arranged on one supporting rod, the main shaft is vertical to the supporting rod and is positioned below the two worm gears, and the other end of the main shaft is provided with a handle;
the two worms are coaxially arranged on the main shaft and meshed with the two worm gears respectively;
the threaded holes on the two sliding rods are in opposite spiral directions, and the two threaded rods are in opposite spiral directions.
4. The school desk according to claim 3, characterized in that,
the sliding rod is provided with a guide hole at one end far away from the threaded hole, a guide rod is arranged in a matched mode, two ends of the guide rod are respectively arranged on a supporting block, and the supporting blocks are arranged on the supporting rods.
5. The school desk according to claim 3, characterized in that,
the handle is of a Z-shaped structure, and the handle is detachably connected with the end part of the main shaft.
6. The college desk of claim 5 wherein,
one end of the main shaft is provided with a concave hexagonal connecting part, and one end of the handle is of a hexagonal connecting column structure.
7. The college desk of claim 6 wherein,
and a connecting block is arranged below the two supporting rods respectively, and two ends of the main shaft are respectively arranged on the two connecting blocks in a rotating mode.
8. The college desk of claim 1, wherein the desk comprises a base,
two sides of the desk plate are respectively provided with a baffle plate, and the end parts of the two desk plates positioned at the two ends of the desk are respectively provided with one baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322524984.0U CN220756890U (en) | 2023-09-18 | 2023-09-18 | College desk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322524984.0U CN220756890U (en) | 2023-09-18 | 2023-09-18 | College desk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220756890U true CN220756890U (en) | 2024-04-12 |
Family
ID=90600188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322524984.0U Active CN220756890U (en) | 2023-09-18 | 2023-09-18 | College desk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220756890U (en) |
-
2023
- 2023-09-18 CN CN202322524984.0U patent/CN220756890U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |