CN111407072A

CN111407072A - Can adjust desk of unsettled length

Info

Publication number: CN111407072A
Application number: CN201910014749.4A
Authority: CN
Inventors: 戴志勇
Original assignee: Shanghai Meiji Furniture Technology Co ltd
Current assignee: Shanghai Meiji Furniture Technology Co ltd
Priority date: 2019-01-08
Filing date: 2019-01-08
Publication date: 2020-07-14
Anticipated expiration: 2039-01-08
Also published as: CN111407072B

Abstract

The invention discloses a desk capable of adjusting the suspended length, which comprises a desk main body and a connecting rod, wherein supporting drawers are respectively arranged on the left side and the right side below the bottom of the desk main body, a groove is fixed on the front side surface of the desk main body, a worm is connected inside the groove, a worm wheel is meshed on the right side of the worm, the connecting rod penetrates through the worm wheel and the desk main body and is connected with a conical gear set, a supporting rod is fixed inside the conical gear set, a top block is fixed on the outer side of the supporting rod, a through groove is arranged below the top block, a storage groove is arranged on the outer side of the through groove, a return spring is arranged above the storage groove, and a second transverse plate is arranged at the top end of the return spring. This can adjust desk table of unsettled length is provided with first diaphragm and second diaphragm, through the concatenation of first diaphragm and second diaphragm, and then makes the length of the free end of whole desk table increase.

Description

Can adjust desk of unsettled length

Technical Field

The invention relates to the technical field of desk tables, in particular to a desk table capable of adjusting the suspension length.

Background

The desk is the general name of the desk that boss during operation used, and along with the demand of society constantly increases, the style and the kind of desk also constantly increase, though the kind of the desk on the existing market is various, still has some weak points, for example:

1. the length of a traditional desk on the market is fixed, when a plurality of workers need to use the desk, the length of the whole desk is short, so that the desk cannot be well used, and the use range of the desk is limited;

2. need 2 individuals to operate at the in-process of adjusting, and then inconvenient user's regulation alone, need the user to carry out manual regulation with the desk contact many times at the in-process of adjusting simultaneously, and then make the user receive the extrusion easily and be injured at the in-process hand of adjusting, adjust used time longer.

We therefore propose a desk table with adjustable overhead length in order to solve the problems set out above.

Disclosure of Invention

The invention aims to provide a desk table capable of adjusting the suspended length, and aims to solve the problems that the length of the traditional desk table in the market is fixed, the use of the desk table is limited, a user is easy to be injured due to squeezing in the adjusting process, and the adjusting time is long.

In order to achieve the purpose, the invention provides the following technical scheme: a desk capable of adjusting the suspended length comprises a desk main body and a connecting rod, wherein supporting drawers are mounted on the left side and the right side of the bottom of the desk main body, a groove is fixed on the front side of the desk main body, a worm is connected inside the groove, a worm wheel is meshed on the right side of the worm, the connecting rod penetrates through the worm wheel and the desk main body and is connected with a conical gear set, a supporting rod is fixed inside the conical gear set, a top block is fixed on the outer side of the supporting rod, a through groove is arranged below the top block, a storage groove is mounted on the outer side of the through groove, a return spring is mounted above the storage groove, a second transverse plate is mounted at the top end of the return spring, a first transverse plate and a rotating rod are arranged on the left side of the desk main body, a sliding block is mounted at the bottom of the first transverse plate, and a sliding groove is arranged below the sliding block, the right-hand member of bull stick runs through and is connected with the mounting groove in desk main part, torsional spring and fixed block, and the outside of bull stick installs the stationary blade to the below of stationary blade is fixed with the torsional spring, the fixed block is installed to the left end of torsional spring, and both ends are fixed with the mounting groove around the fixed block, and the right-hand member rear side of mounting groove has been link up there is the shifting chute, connecting gear is installed to the right-hand member of bull stick, and connecting gear's outside meshing has the chain to the fixture block is installed on the top of chain, and the outside of fixture block is provided with the draw-in groove moreover, the outside of spout.

Preferably, the left vertical section of the desk table main body is U-shaped, and the longitudinal center line of the desk table main body and the longitudinal center line of the distance length between the inner sides of the 2 supporting drawers are not on the same straight line.

Preferably, the connection mode of the worm and the groove is that the bearing rotates, the connection mode of the worm and the worm wheel is that the worm and the worm wheel are in meshed connection, and the highest point of the worm is lower than that of the groove.

Preferably, the first transverse plate and the table main body form a sliding structure through the sliding block, the length of the first transverse plate is larger than one half of the length of the table main body, and the upper surface of the first transverse plate is flush with the upper surface of the table main body.

Preferably, the left side and the right side of the second transverse plate are in contact with the left inner wall and the right inner wall of the storage groove, the thickness of the second transverse plate is equal to one half of the thickness of the first transverse plate, and the thickness of the second transverse plate is equal to one third of the height of the storage groove.

Preferably, the top block and the support rod are of an integral structure, and the transverse center line of the top block and the transverse center line of the support rod are not on the same straight line.

Preferably, the connection mode of torsional spring and pivot lever is nested connection, and the left end of torsional spring and the connection mode of fixed block are the welding to the right-hand member of torsional spring is bolted connection with the connection mode of stationary blade.

Preferably, the number of the clamping grooves is two, and the lowest point of the clamping groove is lower than that of the moving groove.

Preferably, the bottom end of the chain is connected with the connecting gear, the top end of the chain is connected with the clamping block through bolts, and the length of the chain is greater than the outer circumference of the connecting gear.

Compared with the prior art, the invention has the beneficial effects that: the desk capable of adjusting the suspended length;

(1) the length of the suspended end of the whole desk is increased by splicing the first transverse plate and the second transverse plate, so that the whole desk can meet the requirements of different occasions, and the use range and the functions of the desk are increased;

(2) the connecting rod and the rotating rod are arranged, and the first transverse plate and the second transverse plate are spliced by operating the connecting rod and the rotating rod, so that the operation is convenient for a user to operate independently, the times of direct contact between the hand of the user and the first transverse plate and the second transverse plate are reduced, and the probability of hand injury in the operation process is further reduced;

(3) the ejecting block, the supporting rod and the conical gear set are fixed, the second transverse plate can be ejected upwards only by rotating the ejecting block by 180 degrees, and the rising time of the second transverse plate is further shortened, so that the whole adjusting efficiency is improved, and the operation is convenient;

(4) install draw-in groove and fixture block, drive the fixture block through connecting gear, chain and torsional spring and remove, and then make the fixture block fine carry out the block with the draw-in groove that corresponds and be connected to be convenient for fix the concrete position after first diaphragm needs to be pulled out through draw-in groove and fixture block, and then the direct concatenation of the first diaphragm of being convenient for and second diaphragm has reduced the butt joint work in later stage.

Drawings

FIG. 1 is a schematic view of an overall main view structure of a desk table with adjustable suspension length according to the present invention;

FIG. 2 is a schematic view of an overall main sectional structure of a desk table with adjustable suspension length according to the present invention;

FIG. 3 is a schematic view of a stretching main section structure of a first cross plate of a desk table capable of adjusting the suspended length according to the invention;

FIG. 4 is a schematic view of a top-down structure of the table main body and a table support bar capable of adjusting the suspended length of the invention;

FIG. 5 is a schematic view of an overall top-down structure of a desk table with adjustable suspension length according to the present invention;

FIG. 6 is an enlarged schematic view of a desk table with adjustable suspension length shown in FIG. 5;

FIG. 7 is a right-view structural schematic diagram of the connection between the chain of the desk table and the connecting gear, which can adjust the hanging length, of the invention;

fig. 8 is a left-view structural schematic diagram of the connection between the first cross plate of the table and the table main body, which can adjust the suspension length.

In the figure: 1. a desk body; 2. supporting the drawer; 3. a groove; 4. a worm; 5. a worm gear; 6. a connecting rod; 7. a first transverse plate; 8. a slider; 9. a chute; 10. a second transverse plate; 11. a top block; 12. a return spring; 13. a support bar; 14. a through groove; 15. a bevel gear set; 16. a storage tank; 17. a rotating rod; 18. mounting grooves; 19. a torsion spring; 20. a fixing sheet; 21. a fixed block; 22. a card slot; 23. a clamping block; 24. a moving groove; 25. a chain; 26. a connecting gear; 27. and (6) placing the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a desk capable of adjusting the suspended length comprises a desk main body 1, supporting drawers 2, a groove 3, a worm 4, a worm wheel 5, a connecting rod 6, a first transverse plate 7, a sliding block 8, a sliding groove 9, a second transverse plate 10, a top block 11, a reset spring 12, a supporting rod 13, a through groove 14, a bevel gear set 15, a storage groove 16, a rotating rod 17, a mounting groove 18, a torsion spring 19, a fixing piece 20, a fixing block 21, a clamping groove 22, a clamping block 23, a moving groove 24, a chain 25, a connecting gear 26 and a placing groove 27, wherein the supporting drawers 2 are respectively arranged on the left side and the right side below the bottom of the desk main body 1, the groove 3 is fixed on the front side surface of the desk main body 1, the worm 4 is connected inside the groove 3, the worm wheel 5 is meshed on the right side of the worm 4, the connecting rod 6 penetrates through the worm wheel 5 and the desk main body 1 to be connected with the bevel gear set 15, the, a top block 11 is fixed on the outer side of the supporting rod 13, a through groove 14 is arranged below the top block 11, a storage groove 16 is arranged on the outer side of the through groove 14, a return spring 12 is arranged above the storage groove 16, a second transverse plate 10 is arranged at the top end of the return spring 12, a first transverse plate 7 and a rotating rod 17 are arranged on the left side of the table body 1, a sliding block 8 is arranged at the bottom of the first transverse plate 7, a sliding groove 9 is arranged below the sliding block 8, the right end of the rotating rod 17 penetrates through the table body 1, a torsion spring 19 and a fixed block 21 and is connected with the mounting groove 18, a fixed plate 20 is arranged on the outer side of the rotating rod 17, a torsion spring 19 is fixed below the fixed plate 20, a fixed block 21 is arranged at the left end of the torsion spring 19, the mounting grooves 18 are fixed at the front and rear ends of the fixed block 21, a moving groove 24 is arranged on the rear side of the, a chain 25 is meshed with the outer side of the connecting gear 26, a clamping block 23 is mounted at the top end of the chain 25, a clamping groove 22 is formed in the outer side of the clamping block 23, and a placing groove 27 is formed in the outer side of the sliding groove 9;

the left vertical section of the table main body 1 is U-shaped, and the longitudinal center line of the table main body 1 and the longitudinal center line of the distance length between the inner sides of the 2 supporting drawers 2 are not on the same straight line, so that the supporting drawers 2 can well support the table main body 1, and the table main body 1 can be extended at the later stage;

the worm 4 and the groove 3 are connected in a bearing rotating mode, the worm 4 and the worm wheel 5 are connected in a meshing mode, the highest point of the worm 4 is lower than the highest point of the groove 3, and the rotating top block 11 is convenient to fix through the self-locking function of the worm 4 and the worm wheel 5, so that the stability of the second transverse plate 10 is improved;

the first transverse plate 7 and the table main body 1 form a sliding structure through the sliding block 8, the length of the first transverse plate 7 is larger than one half of the length of the table main body 1, the upper surface of the first transverse plate 7 is flush with the upper surface of the table main body 1, and the suspended length is convenient to increase through the sliding of the first transverse plate 7, so that the using area of the whole device is increased;

the left side and the right side of the second transverse plate 10 are in contact with the left inner wall and the right inner wall of the storage groove 16, the thickness of the second transverse plate 10 is equal to one half of the thickness of the first transverse plate 7, the thickness of the second transverse plate 10 is equal to one third of the height of the storage groove 16, so that the second transverse plate 10 can be lifted in the storage groove 16 well, and meanwhile, the second transverse plate 10 can be attached and spliced with the first transverse plate 7 and the table main body 1 well;

the top block 11 and the support rod 13 are of an integral structure, the transverse center line of the top block 11 and the transverse center line of the support rod 13 are not on the same straight line, the second transverse plate 10 is conveniently ejected through the top block 11, and meanwhile, the second transverse plate 10 is flush with the first transverse plate 7 and the desk body 1;

the torsion spring 19 is connected with the rotating rod 17 in a nested manner, the left end of the torsion spring 19 is connected with the fixed block 21 in a welded manner, the right end of the torsion spring 19 is connected with the fixed plate 20 in a bolt manner, and the fixture block 23 is driven to move conveniently through the reaction of the torsion spring 19;

the two clamping grooves 22 are arranged, the lowest point of each clamping groove 22 is lower than the lowest point of the corresponding moving groove 24, the clamping grooves 22 are connected with the corresponding clamping blocks 23 in a clamping mode, and the moving grooves 24 are used for limiting the positions of the chains 25 and the clamping blocks 23 so that the chains 25 can stably drive the clamping blocks 23 to move;

the bottom end of the chain 25 is connected with the connecting gear 26 through a bolt, and the top end of the chain 25 is connected with the fixture block 23 through a bolt, and the length of the chain 25 is larger than the outer circumference of the connecting gear 26, so that the fixture block 23 is driven to move conveniently through the retraction of the chain 25.

The working principle of the embodiment is as follows: when the desk table with the adjustable suspension length is used, firstly, the whole device is moved to a working area and then reaches the working area, and then the whole device is placed at a proper position, so that the whole device can be used for office work, as shown in figure 1, the desk table main body 1 can be supported by 2 supporting drawers 2, and files, sundries and the like of a user can be placed, when the user needs to meet a plurality of people at the same time, at this time, as shown in figures 5-8, the user rotates the rotating rod 17 clockwise, so that the rotating rod 17 rotates in the mounting groove 18 through a bearing, the rotating rod 17 drives the connecting gear 26 to rotate in the rotating process, so that the connecting gear 26 winds and pulls the chain 25, the clamping block 23 is separated from the clamping groove 22 on the left side of the first transverse plate 7 through the movement of the chain 25, at this time, the user manually fixes the position of the rotating rod 17;

then, a user pulls the leftmost protruding end of the first transverse plate 7 to pull the first transverse plate 7 leftwards, the slider 8 at the bottom slides in the sliding groove 9 in the placing groove 27 in the pulling process of the first transverse plate 7, so that the first transverse plate 7 is well pulled out, then, the user pulls the first transverse plate 7 to watch the rightmost top end of the first transverse plate 7, when the clamping groove 22 at the rightmost top end of the first transverse plate 7 moves to the position of the clamping block 23, at this time, the user releases the rotating rod 17, the rotating rod 17 automatically rotates anticlockwise under the action of the torsion spring 19, and similarly, as mentioned above, the clamping block 23 slides to the clamping groove 22 at the rightmost end of the first transverse plate 7 above the moving groove 24, so that as to well adjust and fix the pulled-out length position of the first transverse plate 7, avoid later adjustment, and save time;

then, as shown in fig. 1-4, the worm 4 inside the groove 3 on the front side of the desk body 1 is manually rotated, and then the worm 4 drives the worm wheel 5 and the connecting rod 6 to rotate together, the connecting rod 6 drives the bevel gear set 15 to rotate in the process of rotating, the supporting rod 13 is driven to rotate in the process of rotating the bevel gear set 15, so that the supporting rod 13 drives the top block 11 to rotate 180 ° inside the storage groove 16 and the through groove 14, then the rectangular top block 11 rapidly ejects the second transverse plate 10 upwards, meanwhile, the second transverse plate 10 is parallel to the first transverse plate 7 by the height of the top block 11, and the 3 top blocks 11 well support the second transverse plate 10, so that the second transverse plate 10 is stably used, and meanwhile, the worm 4 and the worm wheel 5 well fix the connecting rod 6, and also increase the stability of the second transverse plate 10 after rising, the whole splicing work is finished, so that the length of the suspended end is well adjusted, the whole device is well used, the operation steps are simple, large moving power is not needed, the adjusting speed is improved, meanwhile, the contact of the hands of a user with the first transverse plate 7 and the second transverse plate 10 is reduced, the hands of the user are prevented from being injured, and the operation and the use of the user are facilitated;

after the user finishes using the device, the worm 4 is rotated in the opposite direction as described above, at this time, the second transverse plate 10 slides down with the inner wall of the storage groove 16 stably by the gravity of the second transverse plate and the return spring 12, and then the first transverse plate 7 is moved to the right to return to the original position, so that the whole device is used alone well, and a series of work is completed.

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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a can adjust desk table of unsettled length, includes desk table main part (1) and connecting rod (6), its characterized in that: the table is characterized in that supporting drawers (2) are installed on the left side and the right side of the bottom of a table main body (1), a groove (3) is fixed on the front side face of the table main body (1), a worm (4) is connected to the inside of the groove (3), a worm wheel (5) is meshed to the right side of the worm (4), a connecting rod (6) penetrates through the worm wheel (5) and the table main body (1) and is connected with a conical gear set (15), a supporting rod (13) is fixed inside the conical gear set (15), a top block (11) is fixed on the outer side of the supporting rod (13), a through groove (14) is arranged below the top block (11), a storage groove (16) is installed on the outer side of the through groove (14), a return spring (12) is installed above the storage groove (16), a second transverse plate (10) is installed on the top end of the return spring (12), a first transverse plate (7) and a rotating rod (17) are arranged on the left side of the table main, a sliding block (8) is installed at the bottom of the first transverse plate (7), a sliding groove (9) is arranged below the sliding block (8), the right end of the rotating rod (17) penetrates through the desk table main body (1), the torsion spring (19) and the fixing block (21) to be connected with the mounting groove (18), a fixing plate (20) is installed on the outer side of the rotating rod (17), the torsion spring (19) is fixed below the fixing plate (20), the fixing block (21) is installed at the left end of the torsion spring (19), the mounting grooves (18) are fixed at the front end and the rear end of the fixing block (21), a moving groove (24) is communicated at the rear side of the right end of the mounting groove (18), a connecting gear (26) is installed at the right end of the rotating rod (17), a chain (25) is meshed with the outer side of the connecting gear (26), a clamping block (23) is installed at the top end of the chain (25), and a, a placing groove (27) is arranged on the outer side of the sliding groove (9).

2. A desk table with adjustable hanglength as defined in claim 1 wherein: the left side vertical section of the desk main body (1) is U-shaped, and the longitudinal center line of the desk main body (1) and the longitudinal center line of the distance length between the inner sides of the 2 supporting drawers (2) are not on the same straight line.

3. A desk table with adjustable hanglength as defined in claim 1 wherein: the worm (4) and the groove (3) are connected in a bearing rotating mode, the worm (4) and the worm wheel (5) are connected in a meshing mode, and the highest point of the worm (4) is lower than that of the groove (3).

4. A desk table with adjustable hanglength as defined in claim 1 wherein: first diaphragm (7) pass through slider (8) and table main part (1) constitution sliding structure, and the length of first diaphragm (7) is greater than the half of table main part (1) length to the upper surface of first diaphragm (7) and the upper surface parallel and level of table main part (1).

5. A desk table with adjustable hanglength as defined in claim 1 wherein: the left side and the right side of the second transverse plate (10) are in contact with the left inner wall and the right inner wall of the storage groove (16), the thickness of the second transverse plate (10) is equal to one half of the thickness of the first transverse plate (7), and the thickness of the second transverse plate (10) is equal to one third of the height of the storage groove (16).

6. A desk table with adjustable hanglength as defined in claim 1 wherein: the top block (11) and the supporting rod (13) are of an integral structure, and the transverse center line of the top block (11) and the transverse center line of the supporting rod (13) are not on the same straight line.

7. A desk table with adjustable hanglength as defined in claim 1 wherein: the connecting mode of the torsion spring (19) and the rotating rod (17) is nested connection, the left end of the torsion spring (19) is welded with the fixing block (21), and the right end of the torsion spring (19) is connected with the fixing piece (20) through a bolt.

8. A desk table with adjustable hanglength as defined in claim 1 wherein: the number of the clamping grooves (22) is two, and the lowest point of the clamping groove (22) is lower than that of the moving groove (24).

9. A desk table with adjustable hanglength as defined in claim 1 wherein: the bottom end of the chain (25) is connected with the connecting gear (26) and the top end of the chain (25) is connected with the clamping block (23) through bolts, and the length of the chain (25) is larger than the outer circumference of the connecting gear (26).