CN210643053U - Folding table - Google Patents
Folding table Download PDFInfo
- Publication number
- CN210643053U CN210643053U CN201822230515.7U CN201822230515U CN210643053U CN 210643053 U CN210643053 U CN 210643053U CN 201822230515 U CN201822230515 U CN 201822230515U CN 210643053 U CN210643053 U CN 210643053U
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- table board
- board
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- groove
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Abstract
The utility model provides a folding table, which comprises a main table board, an auxiliary table board, an adjusting device and a lifting device; the utility model can increase the area of the table top, adjust the height of the table top and is convenient to carry; the main table plate, the auxiliary table plate and the adjusting device are detachably connected, so that the carrying and the packaging are convenient; the adjusting rod is driven to rotate through the hand wheel, so that the nut seat drives the two first table plates to move towards opposite directions, the second table plate is unfolded, the area of the table top is increased, and the adjusting mode is simple and convenient; the crank drives the worm to rotate, the worm is meshed with the worm wheel, the adjusting rod rises, and therefore the tabletop rises, and the lifting process is stable and controllable.
Description
Technical Field
The utility model relates to the field of furniture, concretely relates to folding table.
Background
The table is a common furniture, the upper plane and the lower part of the table are provided with pillars, the table can be used for placing things, doing things, eating, shoes, working and the like on the table, and the table is a furniture fixed by smooth plates, legs and other supports. The table is high-shaped furniture which is suitable for the change of living modes of people, and is matched with chairs and stools for use. The table can be divided into an office table, a dining table, a desk, a computer table, a teacher's desk, a folding desk and the like, the folding desk is an important class of the table, and the folding desk has a certain folding function and has the characteristics of small volume and easiness in carrying. The existing folding table can increase the area of the table top, but can not increase or decrease the height of the table top; while the table can be raised or lowered, the area of the table top cannot be increased.
Patent CN 207041216U discloses a folding table, can realize the increase of desktop area and the increase of desktop relative ground height, but this folding table's structure is heavy, and is inconvenient in the transportation.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model provides a folding table, which is characterized in that the area of the table top can be increased and the relative ground height of the table top can be adjusted.
The utility model provides a technical scheme of above-mentioned problem does: a folding table comprises a main table plate, an auxiliary table plate, an adjusting device and a lifting device;
the main table board and the auxiliary table board are arranged in a vertically mirror image manner, the main table board and the auxiliary table board are detachably connected, an adjusting device is arranged between the main table board and the auxiliary table board, and the adjusting device is detachably connected with the main table board; the lifting device is positioned below the auxiliary table plate and fixedly connected with the bottom surface of the auxiliary table plate;
the main table board and the auxiliary table board are the same in structure and size;
the main table plate comprises a first table plate and a second table plate; the first table length is L1, the second table length is L2, L1< L2<2L 1; the width of the first table board is P1, the width of the second table board is P2, and P1> P2; the two first table plates are placed in a left-right mirror image mode, sliding grooves are formed in the opposite planes of the first table plates, the length of each sliding groove is L3, and 2L3 is less than L2;
the second table plate is positioned between the two first table plates, two ends of the second table plate extend into the sliding grooves, and the second table plates are connected with the first table plates in a sliding manner;
the lower end face of the first table plate is provided with connecting blocks, the lower end face of each connecting block is provided with a slot, and the bottom surface of each slot is covered with a magnet;
the adjusting device comprises a nut seat, an adjusting rod and a hand wheel, wherein two sections of external threads are arranged on the adjusting rod, and the rotating directions of the two sections of external threads are opposite; each section of external thread is respectively provided with a nut seat, the nut seats are connected with the adjusting rods through the external threads, the nut seats are provided with inserting blocks, the projection shapes of the inserting blocks on the horizontal plane are the same as those of the inserting grooves, and the end faces of the inserting blocks are covered with magnets; the inserting block is inserted into the inserting slot, and the inserting block and the inserting slot are matched with each other;
one end of the adjusting rod is detachably connected with the hand wheel.
Furthermore, two groups of mounting blocks are arranged on the lower end face of the main table plate, a group of mounting blocks are arranged on each first table plate respectively, the number of each group of mounting blocks is two, the mounting blocks are positioned on the front side and the rear side of the connecting block, and magnets are arranged on the bottom faces of the mounting blocks;
the upper end face of the auxiliary table board is provided with two groups of mounting columns, each first table board is provided with one group of mounting columns, the number of each group of mounting columns is two, the upper end face of each mounting column is provided with a clamping groove, and the lower end face of each clamping groove is covered with a magnet; every erection column corresponds an installation piece, and the installation piece inserts in the draw-in groove, and both mutually support.
Furthermore, the lifting device comprises a power box, a crank and a mounting rack, wherein a worm and a worm wheel are arranged in the power box, the worm is meshed with the worm wheel, one end of the worm is connected with the crank, and the crank is positioned outside the power box; the position department of the centre of a circle of worm wheel is equipped with the external screw hole, is equipped with the lifter in the external screw hole, and threaded connection between lifter and the external screw hole, lifter one end is worn out the headstock and is connected with the second table.
Furthermore, the worm and the worm wheel can be self-locked.
Furthermore, one end of the adjusting rod is provided with a groove, and the bottom surface of the groove is covered with a magnet; the end face of the hand wheel is covered with a magnet, the cross section of the groove is the same as that of the gear, and the hand wheel is inserted into the groove and matched with the groove.
The utility model discloses beneficial effect has: the utility model can increase the area of the table top, adjust the height of the table top and is convenient to carry; the main table plate, the auxiliary table plate and the adjusting device are detachably connected, so that the carrying and the packaging are convenient; the adjusting rod is driven to rotate through the hand wheel, so that the nut seat drives the two first table plates to move towards opposite directions, the second table plate is unfolded, the area of the table top is increased, and the adjusting mode is simple and convenient; the crank drives the worm to rotate, the worm is meshed with the worm wheel, the adjusting rod rises, and therefore the tabletop rises, and the lifting process is stable and controllable.
Drawings
Fig. 1 is a schematic structural diagram (1) of the present invention.
Fig. 2 is a schematic structural diagram (2) of the present invention.
Fig. 3 is a schematic structural view of the first table board of the present invention.
Fig. 4 is a top view of the mounting post of the present invention.
Fig. 5 is a sectional view of the power box of the present invention (1).
Fig. 6 is a sectional view of the power box of the present invention (2).
In the figure: 1-a main table plate, 2-an auxiliary table plate, 3-an adjusting device, 4-a lifting device, 5-a first table plate, 6-a second table plate, 7-a sliding groove, 10-a nut seat, 11-an adjusting rod, 12-a hand wheel, 15-an inserting block, 17-an installing block, 18-an installing column, 19-a clamping groove, 20-a power box, 21-a crank, 22-a worm, 23-a worm wheel, 24-a threaded hole and 25-a lifting rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
A folding table comprises a main table board 1, an auxiliary table board 2, an adjusting device 3 and a lifting device 4;
the main table board 1 and the auxiliary table board 2 are arranged in a vertically mirror image manner, the main table board 1 is detachably connected with the auxiliary table board 2, the adjusting device 3 is arranged between the main table board 1 and the auxiliary table board 2, and the adjusting device 3 is detachably connected with the main table board 1; the lifting device 4 is positioned below the auxiliary table board 2, and the lifting device 4 is fixedly connected with the bottom surface of the auxiliary table board 2;
the main table board 1 and the auxiliary table board 2 have the same structure and size;
the main table board 1 comprises a first table board 5 and a second table board 6; the length of the first desk board 5 is L1, the length of the second desk board 6 is L2, L1< L2<2L 1; the width of the first table board 5 is P1, the width of the second table board 6 is P2, P1> P2; the two first table plates 5 are placed in a left-right mirror image mode, sliding grooves 7 are formed in the opposite planes of the first table plates 5, the length of each sliding groove 7 is L3, and 2L3 is smaller than L2;
the second table board 6 is positioned between the two first table boards 5, two ends of the second table board 6 extend into the sliding groove 7, two ends of the second table board 6 are connected with the first table boards 5 in a sliding mode through drawer sliding rails, the drawer sliding rails are outsourcing pieces, each drawer sliding rail comprises an inner rail, an outer rail and a middle rail, the middle rail and the outer rail are mounted on the front side and the rear side of the second table board 6, the inner rails are mounted in the sliding grooves 7 of the first table boards 5 and are respectively positioned on the front side and the rear side of the sliding groove 7, and the inner rails are connected with the middle rail and the outer rails in a sliding mode; the installation and the structure of the drawer sliding rail are the prior art, and are not described in detail in the application;
the lower end face of the first table plate 5 is provided with a slot, the projection of the slot on the horizontal plane is a regular octagon, and the bottom face of the slot is covered with a magnet;
the adjusting device 3 comprises a nut seat 10, an adjusting rod 11 and a hand wheel 12, wherein two sections of external threads are arranged on the adjusting rod 11, and the rotating directions of the two sections of external threads are opposite; each section of external thread is respectively provided with a nut seat 10, the nut seats 10 are in external thread connection with the adjusting rods 11, the nut seats 10 are provided with inserting blocks 15, the projections of the inserting blocks 15 on the horizontal plane are regular octagons, and the end faces of the inserting blocks 15 are covered with magnets; the insert block 15 is inserted into the slot, the insert block 15 is embedded with the slot, and the magnet generates attraction connection;
one end of the adjusting rod 11 is detachably connected with the hand wheel 12, one end of the adjusting rod 11 is provided with a groove, the groove is in a regular octagon shape, and the bottom surface of the groove is covered with a magnet; the section of the hand wheel 12 is regular octagon, the end face of the hand wheel 12 is covered with a magnet, the hand wheel 12 is inserted into the groove, the hand wheel 12 is embedded with the groove, and the magnet generates suction connection;
when the area of the table needs to be increased, the hand wheel 12 is rotated, the hand wheel 12 drives the adjusting rod 11 to rotate, so that the nut seat 10 makes linear motion, the nut seat 10 drives the two first table plates to move towards opposite directions, the distance is farther and farther, and the second table plate 6 is unfolded; when the table is transported, the second table board 6 can be directly folded into the first table board 5, the adjusting device 3 is detached from the first table board 5, and the hand wheel 12 is detached, so that the transportation and the packaging are convenient;
two groups of mounting blocks 17 are arranged on the lower end face of the main table board 1, a group of mounting blocks 17 are arranged on each first table board 5, the number of each group of mounting blocks 17 is two, the mounting blocks 17 are positioned on the front side and the rear side of the connecting block, the mounting blocks 17 are of a rectangular structure, and magnets are arranged on the bottom faces of the mounting blocks 17;
two groups of mounting columns 18 are arranged on the upper end face of the auxiliary table plate 2, a group of mounting columns 18 is arranged on each first table plate 5, the number of each group of mounting columns 18 is two, clamping grooves 19 are formed in the upper end faces of the mounting columns 18, the clamping grooves 19 are rectangular, and magnets are covered on the lower end faces of the clamping grooves 19; each mounting column 18 corresponds to one mounting block 17, the mounting blocks 17 are inserted into the clamping grooves 19, the mounting columns 18 are embedded with the clamping grooves 19, and magnets generate attraction connection;
when the table is carried, the main table board 1 and the auxiliary table board 2 can be separated, so that the table is convenient to transport and package;
the lifting device 4 comprises a power box 20, a crank 21 and a lifting rod 25, wherein a worm 22 and a worm wheel 23 are arranged in the power box 20, the worm 22 is meshed with the worm wheel 23, the worm 22 and the worm wheel 23 can be self-locked, and the expansion spiral angle of the worm 22 is smaller than the contact friction angle of the worm 22 and the worm wheel 23; one end of the worm 22 is connected with the crank 21, and the crank 21 is positioned outside the power box 20; a threaded hole 24 is formed in the circle center of the worm wheel 23, a lifting rod 25 is arranged in the external threaded hole 24, the lifting rod 25 is in external threaded connection with the external threaded hole 24, and one end of the lifting rod 25 penetrates through the power box 20 to be fixedly connected with the second table 6;
when the auxiliary table board 2 is connected with the main table board 1, the mounting column 18 is inserted into the clamping groove 19; when the height of the desk needs to be adjusted, the crank 21 is rotated, the crank 21 drives the worm 22 to rotate, the worm 22 is meshed with the worm wheel 23, the adjusting rod 11 rises, and the desktop rises.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (6)
1. A folding table is characterized by comprising a main table board, an auxiliary table board, an adjusting device and a lifting device;
the main table board and the auxiliary table board are arranged in a vertically mirror image manner, the main table board and the auxiliary table board are detachably connected, an adjusting device is arranged between the main table board and the auxiliary table board, and the adjusting device is detachably connected with the main table board; the lifting device is positioned below the auxiliary table plate and fixedly connected with the bottom surface of the auxiliary table plate;
the main table board and the auxiliary table board are the same in structure and size;
the main table plate comprises a first table plate and a second table plate; the first table length is L1, the second table length is L2, L1< L2<2L 1; the width of the first table board is P1, the width of the second table board is P2, and P1> P2; the two first table plates are placed in a left-right mirror image mode, sliding grooves are formed in the opposite planes of the first table plates, the length of each sliding groove is L3, and 2L3 is less than L2;
the second table plate is positioned between the two first table plates, two ends of the second table plate extend into the sliding grooves, and the second table plates are connected with the first table plates in a sliding manner;
the lower end face of the first table plate is provided with connecting blocks, the lower end face of each connecting block is provided with a slot, and the bottom surface of each slot is covered with a magnet;
the adjusting device comprises a nut seat, an adjusting rod and a hand wheel, wherein two sections of external threads are arranged on the adjusting rod, and the rotating directions of the two sections of external threads are opposite; each section of external thread is respectively provided with a nut seat, the nut seats are connected with the adjusting rods through the external threads, the nut seats are provided with inserting blocks, the projection shapes of the inserting blocks on the horizontal plane are the same as those of the inserting grooves, and the end faces of the inserting blocks are covered with magnets; the inserting block is inserted into the inserting slot, and the inserting block and the inserting slot are matched with each other;
one end of the adjusting rod is detachably connected with the hand wheel.
2. A folding table as claimed in claim 1, wherein two sets of mounting blocks are provided on the lower end of the main table, and each first table has two sets of mounting blocks, the mounting blocks are located on the front and rear sides of the connecting block, and the bottom surfaces of the mounting blocks are provided with magnets;
the upper end face of the auxiliary table board is provided with two groups of mounting columns, each first table board is provided with one group of mounting columns, the number of each group of mounting columns is two, the upper end face of each mounting column is provided with a clamping groove, and the lower end face of each clamping groove is covered with a magnet; every erection column corresponds an installation piece, and the installation piece inserts in the draw-in groove, and both mutually support.
3. A folding table as claimed in claim 1 or 2, wherein the lifting means comprises a power box, a crank, and a mounting frame, a worm and a worm wheel are provided in the power box, the worm is engaged with the worm wheel, one end of the worm is connected with the crank, and the crank is located outside the power box; the position department of the centre of a circle of worm wheel is equipped with the external screw hole, is equipped with the lifter in the external screw hole, and threaded connection between lifter and the external screw hole, lifter one end is worn out the headstock and is connected with the second table.
4. A folding table as claimed in claim 1 or 2, wherein said adjustment bar has a recess at one end, the bottom of the recess being covered with a magnet; the end face of the hand wheel is covered with a magnet, the cross section of the groove is the same as that of the gear, and the hand wheel is inserted into the groove and matched with the groove.
5. A folding table as claimed in claim 3, wherein said adjustment bar has a recess formed at one end thereof, the bottom surface of said recess being covered with a magnet; the end face of the hand wheel is covered with a magnet, the cross section of the groove is the same as that of the gear, and the hand wheel is inserted into the groove and matched with the groove.
6. A folding table as claimed in claim 3, wherein said worm and worm wheel are self-locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822230515.7U CN210643053U (en) | 2018-12-28 | 2018-12-28 | Folding table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822230515.7U CN210643053U (en) | 2018-12-28 | 2018-12-28 | Folding table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210643053U true CN210643053U (en) | 2020-06-02 |
Family
ID=70805515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822230515.7U Expired - Fee Related CN210643053U (en) | 2018-12-28 | 2018-12-28 | Folding table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210643053U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111920230A (en) * | 2020-07-31 | 2020-11-13 | 安徽省汉帮家具制造有限公司 | Furniture with intelligent regulation function |
-
2018
- 2018-12-28 CN CN201822230515.7U patent/CN210643053U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111920230A (en) * | 2020-07-31 | 2020-11-13 | 安徽省汉帮家具制造有限公司 | Furniture with intelligent regulation function |
| CN111920230B (en) * | 2020-07-31 | 2022-02-01 | 安徽省汉帮家具制造有限公司 | Furniture with intelligent regulation function |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 Termination date: 20211228 |