CN211672912U

CN211672912U - Office table convenient to adjust

Info

Publication number: CN211672912U
Application number: CN201922498053.1U
Authority: CN
Inventors: 王明会; 高峰; 杨晓波
Original assignee: Nanjing Youguan Office Furniture Co ltd
Current assignee: Nanjing Youguan Office Furniture Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-16
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to an office table convenient to adjust, which comprises a bottom frame, a rotating shaft, two nuts and a table top, wherein the two nuts are respectively in threaded connection with two ends of the rotating shaft; when the inclination angle of the desktop is adjusted, a worker manually rotates one end of the two-way screw rod to enable the two nuts to slide back to be separated from the rotating shaft, then manually and upwards overturn the desktop to a proper angle, the two-way screw rod is reversely rotated to enable the two nuts to move oppositely to be connected with the end faces of the desk legs in an abutting mode, and time and labor are saved when the worker adjusts the inclination angle of the desktop.

Description

Office table convenient to adjust

Technical Field

The utility model belongs to the technical field of office supplies's technique and specifically relates to a desk of convenient regulation is related to.

Background

At present, desks are widely applied to work of people, the height and the angle of a finished desk are fixed or customized according to customer requirements, but workers do not necessarily sit to work due to different working habits of various industries, and some cartographers or building engineers sometimes need to stand to use the desks to work.

Among the prior art, desk with adjustable desktop inclination generally includes the support, rotates pivot, threaded connection between the support at the spiral cover and the desktop at pivot both ends, when the staff need adjust the inclination of desktop, needs two spiral covers of manual unscrewing simultaneously, upwards overturns the desktop to suitable angle after, and the spiral cover is reverse to be screwed up again, fixes the desktop.

The above prior art solutions have the following drawbacks: when the inclination of desktop is adjusted, the staff need two manual two spiral covers of adjusting simultaneously, wastes time and energy.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a desk of convenient regulation has solved the problem that takes trouble hard when staff adjust the desktop angle.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a convenient desk of adjusting, includes chassis, pivot, respectively with two nuts and the desktop of pivot both ends threaded connection, the pivot is rotated and is connected on the chassis, the desktop is connected in the pivot, run through along its length direction in the pivot and be equipped with two-way screw rod, be equipped with first screw thread and second screw thread on the two-way screw rod, two the nut is threaded connection respectively on first screw thread and second screw thread, outwards extend on the support and have the deflector, the diapire and the deflector laminating of nut.

By adopting the technical scheme, the two nuts are respectively arranged on the first thread and the second thread, when the staff needs to adjust the inclination angle of the desktop, one end of the bidirectional screw rod is manually rotated, the two nuts horizontally slide on the bidirectional screw rod by utilizing the guide plate, and the two nuts cannot turn over, so that the stability of the nuts when sliding is ensured; when two nuts move back to when separating with the terminal surface of table leg mutually, the staff upwards overturns the desktop, the pivot rotates along with the desktop, after the desktop is adjusted to suitable angle, with two-way screw rod antiport, make two nuts move in opposite directions to the terminal surface counterbalance with the table leg tightly, the pivot is pressed from both sides tightly between two table legs this moment, the desktop of slope is fixed in the pivot, utilize two-way screw rod, the staff only needs to rotate the one end of two-way screw rod, thereby conveniently adjust the position of two nuts, and then make the staff adjust the process labour saving and time saving of desktop inclination.

The utility model discloses further set up to: the motor is characterized in that a driving assembly for driving the bidirectional screw to rotate is arranged in the rotating shaft, the driving assembly comprises a servo motor, a worm and a worm wheel, a motor shaft of the servo motor is connected with the worm, the worm is connected with the worm wheel, and the bidirectional screw penetrates through the center of the worm wheel and is connected with the worm wheel.

By adopting the technical scheme, the worm is controlled to rotate by the servo motor, and the worm drives the worm wheel to rotate, so that the worm wheel drives the bidirectional screw to rotate; utilize drive assembly drive two-way screw rod to rotate, need not staff's manual two-way screw rod of rotating, make things convenient for staff in the in-process labour saving and time saving of adjusting desktop inclination.

The utility model discloses further set up to: the two ends of the bidirectional screw rod are smooth, and the diameter of the cross section of the bidirectional screw rod is larger than the distance between the two parallel end faces of the nut.

Through adopting above-mentioned technical scheme, set up the both ends of two-way screw rod into the smooth surface, and the smooth partial cross-sectional diameter of two-way screw rod is greater than the distance between the two parallel terminal surfaces of nut, can not slide out of two-way screw rod when guaranteeing that the nut slides on two-way screw rod to guarantee the stability of nut in-process that slides.

The utility model discloses further set up to: the chassis includes the connecting rod that the lateral wall that double-phase table leg bottom was connected to the table leg of setting and with the lateral wall of two table leg bottoms, the diapire of living the table leg and the diapire of the one end that the table leg was kept away from to the connecting rod all are connected with the universal wheel.

By adopting the technical scheme, the desk top is mainly supported by the two desk legs, the stability of the support is ensured by the connecting rod, and the desk is convenient for staff to move by the universal wheels; simple structure, light and handy appearance and certain aesthetic property.

The utility model discloses further set up to: the diapire of desktop is equipped with holds the groove, it has the support to articulate through first damping axle on the diapire of desktop, the support includes the bracing piece and slides the movable rod of connecting in the bracing piece, be equipped with the bead on the lateral wall of movable rod, be equipped with on the inside wall of bracing piece with the unsmooth complex spout of bead, run through the perforation that is equipped with rectangular shape on the lateral wall of bracing piece, utilize the bolt to pass the perforation and with the lateral wall threaded connection of movable rod.

By adopting the technical scheme, when the desktop is turned upwards by a worker and adjusted to a proper angle, the support is turned downwards until the bottom wall of the support is abutted against the ground, and the turned desktop is fixedly supported by the support rod; the movable rod is connected with the support rod in a sliding manner, so that the support can be conveniently adjusted to a proper height by a worker; the sliding groove is in concave-convex fit with the convex edge, so that the stability of the sliding process of the movable rod is ensured; the bolt penetrates through the through hole and is in threaded connection with the side wall of the movable rod, so that the movable rod is fixed in the support rod, and the stability of the support during supporting is guaranteed.

The utility model discloses further set up to: the desktop is provided with a containing groove, the bottom wall of the containing groove is connected with an expansion bracket, the expansion bracket is formed by hinging a plurality of groups of expansion rods which are arranged in a cross mode through a second damping shaft, the top end of the expansion bracket is hinged with a horizontal plate, and a handle is arranged on the horizontal plate.

By adopting the technical scheme, after the desktop is turned upwards to a proper angle, the staff need to put some stationery on the desktop, and at the moment, the staff pull out the horizontal plate through the handle and adjust the horizontal plate to be horizontal, so that the staff can conveniently place and use the stationery; utilize the expansion bracket, make things convenient for the staff to accomodate and the process of pulling out the horizontal plate.

The utility model discloses further set up to: the handle is hinged to the side wall of the horizontal plate, and the top end of the handle protrudes out of the upper surface of the table top.

Through adopting above-mentioned technical scheme, when the staff need use the horizontal plate, manual pulling handle pulls the horizontal plate to suitable high back, adjusts the horizontal plate to the horizontality, overturns the handle downwards again, makes the handle not bulge in the upper surface of horizontal plate to make things convenient for the use of staff to the horizontal plate.

The utility model discloses further set up to: and heat dissipation holes are formed in the rotating shaft and close to the servo motor.

Through adopting above-mentioned technical scheme, can produce the heat when servo motor during operation in the pivot, utilize the louvre, dispel the heat to the pivot inside, guarantee the security of servo motor during operation.

To sum up, the utility model discloses a beneficial technological effect does:

1. time and labor are saved: when the staff need to turn over the desktop upwards, the servo motor is utilized to drive the worm and the worm wheel to rotate in sequence, the worm wheel drives the bidirectional screw to rotate, so that the bidirectional screw drives the two nuts to move back and forth and separate from the rotating shaft, the staff can conveniently turn over the desktop upwards, after the desktop is adjusted to a proper angle, the servo motor is utilized to drive the bidirectional screw to rotate reversely, the nuts are abutted against the end surfaces of the desk legs, the rotating shaft is clamped between the two desk legs, the inclined desktop is fixed, and the staff is time-saving and labor-saving when adjusting the inclined angle of the desktop;

2. the stability is good: when the desktop is turned upwards to a proper angle, the support at the back of the desktop is turned downwards and stands on the ground, and the support is used for further supporting and fixing the inclined desktop, so that the stability of the desktop in use is ensured;

3. the usability is good: the horizontal plate is arranged, so that the stationery is convenient for staffs to place and use; the handle is hinged to the side wall of the horizontal plate, so that a worker can pull out the horizontal plate conveniently, and when the horizontal plate is used, the handle is turned downwards, and the smoothness of the upper surface of the horizontal plate is guaranteed, so that the horizontal plate is convenient for the worker to use.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a schematic structural view for embodying the driving assembly in the present embodiment.

Fig. 3 is a schematic structural diagram for showing the connection relationship between the support and the desktop in the embodiment.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is a schematic structural view for showing the connection relationship of the horizontal plate, the telescopic bracket, the handle and the accommodating groove in the embodiment.

In the figure, 1, a chassis; 10. a universal wheel; 11. desk legs; 12. a connecting rod; 2. a rotating shaft; 21. a guide plate; 22. a supporting bracket; 3. a nut; 4. a desktop; 40. a containing groove; 41. an accommodating recess; 42. a telescopic frame; 421. a telescopic rod; 43. a first damping shaft; 44. a horizontal plate; 441. a handle; 442. a second damping shaft; 45. a lug; 5. a bidirectional screw; 51. a first thread; 52. a second thread; 6. a drive assembly; 61. a servo motor; 62. a worm; 63. a worm gear; 7. a support; 71. a support bar; 711. a chute; 712. perforating; 713. a bolt; 72. a movable rod; 721. a rib; 8. and (4) heat dissipation holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the desk convenient to adjust disclosed by the present invention solves the problem of labor waste when the angle of the desk is adjusted by staff, the desk comprises a bottom frame 1, a rotating shaft 2, two nuts 3 respectively connected with two ends of the rotating shaft 2 by screw threads, and a desktop 4, the bottom frame 1 comprises two oppositely arranged desk legs 11 and a connecting rod 12, the bottom wall of the desk leg 11 is connected with a universal wheel 10, one end of the connecting rod 12 is connected with the side wall of the bottom end of the desk leg 11, the bottom wall of the other end of the connecting rod 12 is connected with the universal wheel 10, two ends of the rotating shaft 2 are rotatably connected with the desk leg 11, two supporting brackets 22 are fixedly connected on the rotating shaft 2, the desktop 4 is fixed on the top walls of the two supporting brackets 22, a two-way screw rod 5 is arranged in the rotating shaft 2 in a penetrating way along the length direction thereof, a first screw thread 51 and a second screw thread 52 are arranged on the, the side wall of the table leg 11 is provided with a guide plate 21 extending outwards, and the bottom wall of the nut 3 is attached to the top wall of the guide plate 21.

Referring to fig. 1, when the staff need adjust the inclination of desktop 4, the one end of two-way screw 5 of manual rotation makes two nuts 3 back of the body motion and the separation of pivot 2, upwards overturn desktop 4 to suitable angle after again, reverse twist revolves two-way screw 5 soon again, make two nuts 3 and table leg 11's terminal surface offset tightly to fix the desktop 4 of slope on chassis 1, utilize two-way screw 5, the staff only need adjust the one end of diphase screw, thereby the process that makes 4 inclination of regulation desktop is more laborsaving.

Referring to fig. 2, both ends of the bidirectional screw 5 are smooth and the section diameter is larger than the width of the nut 3; when two nuts 3 move back to back on the two-way screw rod 5, because the two ends of the two-way screw rod 5 are smooth and the section diameter is larger than the width of the nut 3, the two nuts 3 can not slide out of the two-way screw rod 5, thereby limiting the sliding process of the nut 3 and further ensuring the stability of the nut 3 when sliding.

Referring to fig. 2, a driving assembly 6 for driving a bidirectional screw 5 to rotate is arranged in a rotating shaft 2, the driving assembly 6 comprises a servo motor 61, a worm 62 and a worm wheel 63, the servo motor 61 is fixed on the inner side wall of the rotating shaft 2, the worm 62 is connected with a motor shaft of the servo motor 61, the worm wheel 63 is connected with the worm 62, the bidirectional screw 5 penetrates through the center of the worm wheel 63 and is connected with the worm wheel 63, a heat dissipation hole 8 is arranged on the rotating shaft 2 close to the servo motor, and heat dissipated by the servo motor 61 during operation is discharged through the heat dissipation hole 8; utilize servo motor 61 drive two-way screw rod 5 to rotate, need not workman manual rotation two-way screw rod 5, labour saving and time saving.

Referring to fig. 3, the bottom wall of the tabletop 4 is hinged to a support 7 through a first damping shaft 43, a containing groove 40 for containing the support 7 is arranged on the lower surface of the tabletop 4, the support 7 comprises a support rod 71 and a movable rod 72 connected in the support rod 71 in a sliding manner, a convex rib 721 is arranged on the side wall of the movable rod 72, and a sliding groove 711 in concave-convex fit with the convex rib 721 is arranged on the inner side wall of the support rod 71; when the staff adjusts the table top 4 to a proper angle, the support 7 is turned down from the containing groove 40, the support 7 is supported on the ground, and the movable rod 72 slides in the support rod 71 more stably by the aid of the convex ribs 721 and the sliding grooves 711, so that the staff can conveniently adjust the height of the support 7.

Referring to fig. 4, a strip-shaped through hole 712 penetrates through the outer side wall of the support rod 71, and a bolt 713 is inserted into the through hole 712; after the staff adjusts the height of the movable rod 72 to a proper height, the bolts 713 are inserted through the through holes 712 and screwed to the side walls of the movable rod 72, so as to fix the inclined tabletop 4 (fig. 3) and ensure the stability of the tabletop 4 during the use process.

Referring to fig. 5, an accommodating groove 41 is formed in the table top 4, a telescopic frame 42 is connected to the bottom wall of the accommodating groove 41, the telescopic frame 42 is composed of a plurality of groups of telescopic rods 421 arranged in a crossed manner, the plurality of telescopic rods 421 are hinged to each other through second damping shafts 422, the second damping shafts 422 at the top end and the bottom end of the telescopic frame 42 are hinged to lugs 45, the lugs 45 at the top end of the telescopic frame 42 are connected to a horizontal plate 44, a handle 441 is hinged to the side wall of the horizontal plate 44, the top end of the handle 441 protrudes out of the upper surface of the table top 4, and the lugs 45 at the bottom end of the telescopic frame 42 are connected to the bottom wall; after the desktop 4 is adjusted to a proper angle, the staff needs to put some stationery on the desktop 4, at this time, the handle 441 is manually pulled to pull out the horizontal plate 44, the horizontal plate 44 is adjusted to be in a horizontal state by the second damping shaft 442, and then the handle 441 is turned downwards, so that the handle 441 does not protrude out of the upper surface of the horizontal plate 44, thereby facilitating the staff to use the horizontal plate 44; and the flatness of the surface of the horizontal plate 44 is maintained.

The implementation principle of the embodiment is as follows: when the angle of the desktop 4 needs to be adjusted by a worker, the servo motor 61 is used for driving the two-way screw 5 to rotate, the two nuts 3 move back and forth to be separated from the end faces of the desk legs 11, after the worker turns the desktop 4 upwards to a proper angle, the servo motor 61 is used for driving the two nuts 3 to move oppositely to be abutted against the end faces of the desk legs 11, the support 7 at the back of the desktop 4 is turned down to be abutted against the ground, and if stationery needs to be placed on the horizontal plate 44, the handle 441 is pulled to pull out the horizontal plate 44; the office table is simple in structure, and time and labor are saved when workers adjust the inclination angle of the tabletop 4.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a convenient desk of adjusting, includes chassis (1), pivot (2), respectively with two nuts (3) and desktop (4) of pivot (2) both ends threaded connection, pivot (2) are rotated and are connected on chassis (1), desktop (4) are connected on pivot (2), its characterized in that: run through along its length direction in pivot (2) and be equipped with two-way screw rod (5), be equipped with first screw thread (51) and second screw thread (52) on two-way screw rod (5), two nut (3) threaded connection is respectively on first screw thread (51) and second screw thread (52), outwards extend on chassis (1) has deflector (21), the diapire and the deflector (21) of nut (3) laminate mutually.

2. An adjustable desk as recited in claim 1 wherein: be equipped with drive two-way screw rod (5) pivoted drive assembly (6) in pivot (2), drive assembly (6) include servo motor (61), worm (62) and worm wheel (63), the motor shaft of servo motor (61) is connected with worm (62), worm (62) are connected with worm wheel (63), two-way screw rod (5) pass the center of worm wheel (63) and are connected with worm wheel (63).

3. An adjustable desk as recited in claim 1 wherein: the two ends of the bidirectional screw (5) are smooth, and the diameter of the cross section of the bidirectional screw is larger than the distance between the two parallel end faces of the nut (3).

4. An adjustable desk as recited in claim 1 wherein: the base frame (1) comprises two oppositely arranged table legs (11) and connecting rods (12) hinged with the side walls of the bottom ends of the two table legs (11), and the bottom walls of the table legs (11) and the bottom walls of the connecting rods (12) far away from one ends of the table legs (11) are connected with universal wheels (10).

5. An adjustable desk as recited in claim 1 wherein: the diapire of desktop (4) is equipped with holds groove (40), it has support (7) to articulate through first damping axle (43) on the diapire of desktop (4), support (7) include bracing piece (71) and slide and connect movable rod (72) in bracing piece (71), be equipped with bead (721) on the lateral wall of movable rod (72), be equipped with on the inside wall of bracing piece (71) with bead (721) unsmooth complex spout (711), run through on the lateral wall of bracing piece (71) and be equipped with perforation (712) of rectangular shape, utilize bolt (713) to pass perforation (712) and with the lateral wall threaded connection of movable rod (72).

6. An adjustable desk as recited in claim 5 wherein: be equipped with on desktop (4) and hold recess (41), be connected with expansion bracket (42) on the groove diapire that holds recess (41), expansion bracket (42) are articulated to be formed through second damping axle (422) by telescopic link (421) of a plurality of groups cross arrangement, the top of expansion bracket (42) articulates there is horizontal plate (44), be equipped with handle (441) on horizontal plate (44).

7. An adjustable desk as recited in claim 6 wherein: the handle (441) is hinged on the side wall of the horizontal plate (44), and the top end of the handle (441) protrudes out of the upper surface of the table top (4).

8. An adjustable desk as recited in claim 2 wherein: and a heat dissipation hole (8) is formed in the rotating shaft (2) and is close to the servo motor (61).