CN221469368U - Desk with adjustable inclination angle of desktop - Google Patents

Abstract

The utility model discloses a desk with an adjustable inclination angle of a desk top, which belongs to the field of office and study articles, and comprises the desk top and a desk frame, wherein the desk frame is positioned below the desk top, and the desk top further comprises a telescopic mechanism, one end of the desk top in the front-back direction is rotationally connected with a first position of the desk frame, the other end of the desk top in the front-back direction is connected with a second position of the desk frame through the telescopic mechanism, and the telescopic mechanism is used for vertically stretching and retracting to drive the desk top to rotate in the up-down direction relative to the desk frame. According to the utility model, the desktop can relatively rotate around the first position of the desk frame by vertically lifting the telescopic mechanism, so that the inclination angle of the desktop can be adjusted, and the use requirements of different occasions can be met.

Description

Desk with adjustable inclination angle of desktop

Technical Field

The utility model belongs to the field of office and study articles, and particularly relates to a desk with an adjustable inclination angle of a desk top.

Background

The desk is the important equipment of student, and current desk includes mutual fixed desktop and table frame, and on the one hand, the desktop level sets up, and though the student can lie prone on the desktop and sleep during noon break, but the travelling comfort is relatively poor, influences sleep quality, on the other hand, because desktop and table frame fixed mounting, adjust inconvenient, can't adapt to the use needs in different occasions such as writing, reading, drawing, experiment.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art, provides a desk with an adjustable inclination angle, and solves the technical problems of poor afternoon nap comfort and limited use occasions of the traditional desk.

In order to solve the problems in the prior art, the utility model is realized by the following technical scheme:

The desk with the adjustable inclination angle of the desktop comprises the desktop and a desk frame, wherein the desk frame is positioned below the desktop, the desk further comprises a telescopic mechanism, one end of the desktop in the front-back direction is rotationally connected with a first position of the desk frame, the other end of the desktop in the front-back direction is connected with a second position of the desk frame through the telescopic mechanism, the telescopic mechanism is used for vertically stretching to drive the desktop to rotate relative to the first position of the desk frame, the telescopic mechanism comprises a screw rod, a fixed shell, a threaded sleeve and a bracket, the bracket is fixedly connected with the desktop, a sliding groove is formed in the bracket, a hinge part inserted in the sliding groove is formed in the fixed shell, and the hinge part can move and rotate relative to the sliding groove; the screw sleeve is fixedly connected with the table frame, one end of the screw rod is inserted into the fixed shell and is rotationally connected with the fixed shell, and the other end of the screw rod is in threaded connection with the screw sleeve.

Further, the telescopic mechanism further comprises a handle and a turning gear set, the turning gear set is arranged in the fixed shell, the handle is connected with the input end of the turning gear set, and the output end of the turning gear set is in transmission connection with one end of the screw inserted into the fixed shell.

Further, the turning gear set comprises a first bevel gear and a second bevel gear which are meshed with each other, the axis of the second bevel gear is arranged at an included angle with the axis of the first bevel gear, the first bevel gear is connected with the screw, and the second bevel gear is connected with the handle.

Further, a rotary fixing seat is arranged at the bottom of the tabletop and is rotationally connected with the tabletop frame through a hinge or a rotating shaft.

Further, the rotation angle of the tabletop relative to the table frame is-45 degrees to 45 degrees.

Further, the table frame comprises two supporting pieces, the two supporting pieces are respectively connected with the left end and the right end of the table top, each supporting piece comprises a front upright post, a rear upright post, a connecting post and a ground liner, one of the front upright post or the rear upright post is connected with the telescopic mechanism, the other of the front upright post or the rear upright post is rotationally connected with the table top, the connecting post is connected with the middle parts of the front upright post and the rear upright post, and the ground liner is connected with the front upright post and one end part of the rear upright post, which is far away from the table top.

Further, the desk with the adjustable inclination angle of the desktop further comprises a desk bucket, wherein the desk bucket is positioned below the desktop and is connected with the desktop.

Compared with the prior art, the utility model has the following advantages:

In the utility model, the front end of the tabletop is rotationally connected with the first position of the tabletop, the rear end of the tabletop is connected with the second position of the tabletop through the telescopic mechanism, and the rear end of the tabletop is vertically telescopic through the telescopic mechanism to drive the tabletop to ascend or descend, so that the tabletop is changed from an initial horizontal state to an upward or downward inclined state, the use requirements of different occasions such as different painting, experiments, noon break and the like are met, and when noon break is needed, the front end of the tabletop is lower than the rear end of the tabletop to serve as a backrest of a front row of students, so that the purpose that students can lie on a limited place in a classroom is achieved; when drawing, the front end of the desktop is higher than the rear end of the desktop; during experiments, the desktop can be in a horizontal state.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view showing a first state of a desk with an adjustable tilt angle of a desk top according to an embodiment of the utility model;

FIG. 2 is a schematic view showing a desk with a desk top with an adjustable tilt angle according to an embodiment of the utility model;

FIG. 3 is a schematic view showing a third state of a desk with a desktop with an adjustable tilt angle according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the mounting structure of the telescopic mechanism and the rear pillar according to the embodiment of the present utility model;

Fig. 5 is a schematic cross-sectional view of the connection of the telescopic mechanism and the rear pillar according to an embodiment of the present utility model.

The meaning of the reference numerals in the figures: 1. a tabletop; 11. rotating the fixing seat; 2. a table frame; 21. a front upright; 22. a rear pillar; 23. a connecting column; 24. a ground liner; 3. a telescoping mechanism; 31. a screw; 32. a fixed case; 321. a hinge 33, a threaded sleeve; 34. a bracket; 341. a sliding groove; 35. a handle; 36. a turning gear set; 361. a first bevel gear; 362. a second bevel gear; 4. and a table bucket.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The label XYZ is established herein, wherein the forward direction of the X-axis represents the forward direction, the reverse direction of the X-axis represents the rearward direction, the forward direction of the Y-axis represents the left direction, the reverse direction of the Y-axis represents the right direction, the forward direction of the Z-axis represents the upward direction, and the reverse direction of the Z-axis represents the downward direction.

Referring to fig. 1-3, the utility model provides a desk with an adjustable inclination angle of a desk top, which comprises a desk frame 2 and a desk top 1, wherein the desk top 2 is positioned below the desk top 1, the desk top further comprises a telescopic mechanism 3, one end of the desk top 1 along the front-back direction is rotationally connected with a first position of the desk top 2, the other end of the desk top 1 along the front-back direction is connected with a second position of the desk top 2 through the telescopic mechanism 3, and the telescopic mechanism 3 is used for vertically stretching to drive the desk top 1 to rotate relative to the first position of the desk top 2.

Specifically, the desktop 1 adopts square platy structure, and the effect of supporting desktop 1 is played to table frame 2, and table frame 2 can be by many crisscross cylinder connection constitution all around, telescopic machanism 3 can adopt rotatory telescopic machanism or sharp telescopic machanism, and telescopic machanism 3 sets up along the direction that the Z axle shows, can realize the lift of vertical direction. The desktop 1 is in a horizontal state initially, and one end of the desktop 1 is driven to ascend or descend through the telescopic mechanism 3 in a vertical telescopic manner, so that the desktop 1 is changed into an upward or downward inclined state from the initial horizontal state, and the use requirements of different occasions such as different painting, experiments, noon break and the like are met; when painting, the front end of the desktop 1 can be higher than the rear end of the desktop 1; during experiments, the table top 1 can be in a horizontal state.

Here, the front end of the table top 1 is rotatably connected with the front end of the table frame 2, the rear end of the table top 1 is connected with the table frame 2 through the telescopic mechanism 3, or the rear end of the table top 1 is rotatably connected with the rear end of the table frame 2, and the front end of the table top 1 can be connected with the front end of the table frame 2 through the telescopic mechanism 3.

Referring to fig. 1-5, further, the telescopic mechanism 3 includes a screw 31, a fixed shell 32, a threaded sleeve 33, and a bracket 34, the bracket 34 is fixedly connected with the table top 1, a sliding groove 341 is provided on the bracket 34, a hinge portion 321 inserted in the sliding groove 341 is provided on the fixed shell 32, and the hinge portion 321 can move and rotate relative to the sliding groove 341; the threaded sleeve 33 is fixedly connected with the table frame 2, one end of the screw 31 is inserted into the fixed shell 32 and is rotatably connected with the fixed shell 32, and the other end of the screw 31 is in threaded connection with the threaded sleeve 33.

Specifically, the screw 31 is disposed along the direction indicated by the Z axis, the table frame 2 is provided with a vertical mounting hole, the threaded sleeve 33 is disposed in the vertical mounting hole, the lower end of the screw 31 is inserted into the threaded sleeve 33 to be in threaded connection with the threaded sleeve 33, the upper end of the screw 31 extends into the fixing shell 32, the upper end of the screw 31 can be rotatably connected with the fixing shell 32 through a bearing, and the screw 31 can rotate relative to the fixing shell 32. By rotating the screw 31 such that the screw 31 is displaced relative to the threaded sleeve 33, the screw 31 vertically extends or retracts the threaded sleeve 33 to raise or lower the table frame 2. The screw threaded sleeve is adopted to cooperatively rotate, so that hovering at any position can be realized, namely, the tabletop 1 can be steplessly adjusted within the range of an inclination angle. Here, the fixing case 32 may be fixedly coupled with the table top 1 by bolts. The driving of the screw 31 may be manual or electric.

During the first rotation of the table top 1 relative to the table frame 2, the fixing shell 32 may displace in both the X-direction and the Z-direction relative to the table top 1, and the fixing shell 32 needs to keep in contact with the table top 1 and support the table top 1.

In some embodiments, a bracket 34 matched with the fixing shell is arranged on the tabletop 1, the bracket 34 is a U-shaped plate, and the U-shaped plate comprises a middle plate fixedly connected with the tabletop 1 and side plates arranged on two sides of the middle plate and fixedly connected with the middle plate. The fixed shell 32 is arranged between the two side plates, a sliding groove 341 is arranged on the side plates, a hinge part 321 is arranged on the fixed shell 32, the hinge part 321 is specifically a rotating shaft fixedly connected with the fixed shell 32, and two ends of the rotating shaft are respectively inserted into the sliding groove 341. When the fixed shell 32 moves relative to the table frame 2, the rotating shaft slides in the sliding groove 341 to drive the table top 1 to rotate.

Referring to fig. 4 and 5, further, the telescopic mechanism 3 further includes a turning gear set 36 and a handle 35, the turning gear set 36 is disposed in the fixed housing 32, the handle 35 is connected with an input end of the turning gear set 36, and an output end of the turning gear set 36 is in transmission connection with one end of the screw 31 inserted into the fixed housing 32.

Specifically, the fixed shell 32 may include a left shell and a right shell that are disposed opposite to each other, where one ends of the left shell and the right shell facing each other are open, and the two shells cooperate to form a closed fixed shell 32, so that the turning gear set 36 can be protected by the fixed shell 32, the transmission component is prevented from being exposed, and the left shell and the right shell of the fixed shell 32 adopt a detachable connection mode, so that the disassembly and the assembly are convenient, and the turning gear set 36 inside the fixed shell is replaced. The handle 35 is connected with the input end of the turning gear set 36, the turning gear set 36 is driven to rotate by rotating the handle 35, and the screw 31 arranged vertically is driven to rotate by the reversing function of the turning gear set 36, so that the lifting of the screw 31 is realized.

Referring to fig. 5, further, the turning gear set 36 includes a first bevel gear 361 and a second bevel gear 362 meshed with each other, an axis of the second bevel gear 362 is disposed at an angle with an axis of the first bevel gear 361, the first bevel gear 361 is connected to the screw 31, and the second bevel gear 362 is connected to the handle 35.

Specifically, the axis of the first bevel gear 361 coincides with the axis of the screw 31 in the direction indicated by the Z axis, the axis of the second bevel gear 362 coincides with the axis of the Y axis, the handle 35 is disposed on the left and right sides of the table top 1, the handle 35 is horizontally disposed, the rotation handle 35 drives the second bevel gear 362 to rotate, and the driving force for rotating around the X axis is converted into the driving force for rotating around the Z axis by the meshing transmission of the second bevel gear 362 and the first bevel gear 361, so as to drive the screw 31 to rotate around the Z axis. Here, the handle 35 may be coupled to a gear shaft of the second bevel gear 362, and the screw 31 is coupled to a gear shaft of the first bevel gear 361.

Referring to fig. 1 and 3, further, a rotation fixing base 11 is disposed at the bottom of the table top 1, and the rotation fixing base 11 is rotatably connected with the table frame 2 through a hinge or a rotation shaft.

Specifically, the rotary fixing seat 11 can be integrally formed with the table top 1, and the rotary connection between the rotary fixing seat 11 and the table frame 2, that is, the rotary connection between the table top 1 and the table frame 2 is realized by using a hinge or a rotating shaft, so that the connection mode is simple.

Further, the rotation angle of the tabletop 1 relative to the table frame 2 is-45 degrees to 45 degrees.

Specifically, when the table top 1 is in a horizontal state, as shown in fig. 3, the inclination angle of the table top 1 with respect to the table frame 2 is 0 °; when the telescopic mechanism 3 stretches upwards, as shown in fig. 4, the tabletop 1 rotates anticlockwise relative to the table frame 2, and the maximum inclination angle of the tabletop 1 rotating upwards relative to the table frame 2 is not more than 45 degrees; when the telescopic mechanism 3 is shortened downwards, as shown in fig. 1, the tabletop 1 rotates clockwise relative to the table frame 2, the maximum inclination angle of the tabletop 1 rotating downwards relative to the table frame 2 is not more than 45 degrees, and the rotation angle range is within the range of plus or minus 45 degrees, mainly due to the consideration of use comfort. The tabletop 1 rotates upward, the rotation angle is positive, the rotation angle is negative, and the positive and negative only indicate the rotation direction.

Referring to fig. 1-3, further, the table frame 2 includes two supporting members, the two supporting members are respectively connected to the left and right ends of the table top 1, the supporting members include a front upright 21, a rear upright 22, a connecting post 23 and a ground liner 24, one of the front upright 21 or the rear upright 22 is connected to the telescopic mechanism 3, the other of the front upright 21 or the rear upright 22 is rotatably connected to the table top 1, the connecting post 23 is connected to the middle parts of the front upright 21 and the rear upright 22, and the ground liner 24 is connected to one end of the front upright 21 and the rear upright 22 away from the table top 1.

Specifically, the telescopic mechanism 3 may be provided between the top of the front pillar 21 and the table top 1, or between the top of the rear pillar 22 and the table top 1. When the telescopic mechanism 3 is arranged at the top of the rear upright post 22, the top of the front upright post 21 is rotationally connected with the table top 1, the length of the rear upright post 22 is shorter than that of the front upright post 21, the length difference between the rear upright post 22 and the front upright post 21 can be determined according to the angle of downward inclination of the table top 1, and the front upright post 21 and the rear upright post 22 can adopt square tubes. The downward inclination of the table top 1 is maximized when the telescopic mechanism 3 is at the minimum stroke, and the upward inclination of the table top 1 is maximized when the telescopic mechanism 3 is at the maximum stroke. The connecting column 23 is used for connecting the front upright column 21 and the rear upright column 22 so as to improve the strength of the desk frame 2, the ground liner 24 can be placed on the ground, and the cross section size of the ground liner 24 is slightly larger than that of the connecting column 23, so that the stability of support is improved.

Referring to fig. 1-3, the desk with the adjustable inclination angle further includes a desk bucket 4, wherein the desk bucket 4 is located below the desk top 1, and the desk bucket 4 is connected with the desk top 1.

Specifically, the table bucket 4 is used for storing study articles, the table bucket 4 and the table top 1 can be fixedly connected through bolts, the table top 1 is made of wood, and the table top 1 and the table frame 2 can be made of steel together.

Although the present disclosure is disclosed above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the disclosure.

Claims (7)

1. The desk with the adjustable inclination angle of the desktop comprises the desktop (1) and a desk frame (2), wherein the desk frame (2) is positioned below the desktop (1), and is characterized by further comprising a telescopic mechanism (3), one end of the desktop (1) in the front-back direction is rotationally connected with a first position of the desk frame (2), the other end of the desktop (1) in the front-back direction is connected with a second position of the desk frame (2) through the telescopic mechanism (3), the telescopic mechanism (3) is used for vertically stretching so as to drive the desktop (1) to rotate relative to the first position of the desk frame (2), the telescopic mechanism (3) comprises a screw rod (31), a fixed shell (32), a threaded sleeve (33) and a bracket (34), the bracket (34) is fixedly connected with the desktop (1), a sliding groove (341) is formed in the bracket (34), a hinged part (321) inserted into the sliding groove (341) is formed in the fixed shell (32), and the hinged part (321) can relatively rotate with the sliding groove (341); the threaded sleeve (33) is fixedly connected with the table frame (2), one end of the screw rod (31) is inserted into the fixed shell (32) and is rotationally connected with the fixed shell (32), and the other end of the screw rod (31) is in threaded connection with the threaded sleeve (33).

2. The desk with the adjustable desktop inclination angle according to claim 1, wherein the telescopic mechanism (3) further comprises a turning gear set (36) and a handle (35), the turning gear set (36) is arranged in the fixed shell (32), the handle (35) is connected with the input end of the turning gear set (36), and the output end of the turning gear set (36) is in transmission connection with one end of the screw (31) inserted into the fixed shell (32).

3. The desk with adjustable desktop inclination angle according to claim 2, wherein the turning gear set (36) comprises a first bevel gear (361) and a second bevel gear (362) which are meshed with each other, an axis of the second bevel gear (362) is arranged at an included angle with an axis of the first bevel gear (361), the first bevel gear (361) is connected with the screw (31), and the second bevel gear (362) is connected with the handle (35).

4. The desk with the adjustable desktop inclination angle according to claim 1, wherein a rotary fixing seat (11) is arranged at the bottom of the desktop (1), and the rotary fixing seat (11) is rotationally connected with the desk frame (2) through a hinge or a rotating shaft.

5. Desk with adjustable inclination of desktop according to claim 1, characterized in that the rotation angle of the desktop (1) relative to the desk frame (2) is-45 ° to 45 °.

6. Desk with adjustable inclination of a desktop according to claim 1, characterized in that the desk frame (2) comprises two supporting pieces, two supporting pieces are respectively connected with the left and right ends of the desktop (1), the supporting pieces comprise a front upright (21), a rear upright (22), a connecting column (23) and a ground lining (24), one of the front upright (21) or the rear upright (22) is connected through the telescopic mechanism (3), the other of the front upright (21) or the rear upright (22) is connected with the desktop (1) in a rotating way, the connecting column (23) is connected with the middle parts of the front upright (21) and the rear upright (22), and the ground lining (24) is connected with one end part of the front upright (21) and the rear upright (22) far away from the desktop (1).

7. Desk with adjustable inclination of desktop according to claim 1, characterized in that it further comprises a desk bucket (4), said desk bucket (4) being located under said desktop (1), said desk bucket (4) being connected to said desktop (1).