CN211211887U

CN211211887U - Student desk with desktop angle adjusting mechanism

Info

Publication number: CN211211887U
Application number: CN201921462605.7U
Authority: CN
Inventors: 程怡筠
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2020-08-11
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a student desk with desktop angle adjustment mechanism, including two horizontal backup pads, two vertical backup pad is all installed at the top of horizontal backup pad, and the intermediate bottom plate is installed to the opposite face of two vertical backup pad bottoms, two a case is installed to the opposite face at vertical backup pad top, the surface that is close to its both sides on the case of table has seted up the storing groove, the top that is close to its front end on the case of table articulates there is the table, the mid-mounting at intermediate bottom plate top has foot-operated angle adjustment mechanism. Compared with the prior art, the utility model adopts hydraulic design, so that the lifting is stable, the supporting strength is high, and the stability is good; due to the adoption of the pedal design, an operator can sit in front of the desktop, pedal and adjust the desktop, and intuitively feel the change of the desktop caused by the angle adjustment and quickly and intuitively determine a more appropriate desktop angle; the use effect is better.

Description

Student desk with desktop angle adjusting mechanism

Technical Field

The utility model relates to a desk technical field specifically is a student's desk with desktop angle adjustment mechanism.

Background

The desk is a tool used for students to study. Traditional desk comprises table case and support frame usually, and such desk is owing to be fixed, and the desktop angle is difficult to the later stage and adjusts, along with long-time the use, and the student can be because fixed of angle when watching, the healthy problem of influence such as cervical vertebra pathological change appears.

The applicant learns through the retrieval, there is desktop angularly adjustable desk among the prior art, like chinese utility model patent application No. CN201620916760.1 discloses a study desk of high and nimble regulation of desktop angle, including a fixed bolster, the both sides of fixed bolster respectively are equipped with high direction subassembly, the cover is equipped with the height adjustment support in the height direction subassembly, be equipped with hydraulic pressure adjusting device and the high fixed locking device that can height-adjusting between fixed bolster and the height adjustment support, articulated a desktop board on the height adjustment support, be equipped with the dismantled locating plate that is convenient for place books or intelligent electronic equipment on the desktop board, be equipped with the regulation air spring and the angle fixation locking device that can adjust the desktop board angle between the bottom surface of height adjustment support and desktop board.

However, the study desk with flexibly adjustable height and desktop angle has the following defects: during the adjustment, need unblock locking device earlier the air spring stretch out, but the air spring just stretches out the longest in case stretch out, the angle of desktop is also the biggest this moment, if the angle of needs desktop is transferred little, because the atmospheric pressure characteristic of air spring, need press the desktop on one side, locking device simultaneously, prevent that the air spring from jack-up the desktop again, very hard, and this kind of locking device simple structure, insecure, if tight locking device loosens in the desk use, the desktop can be accompanied with the possibility of jack-up at any time, has also brought certain potential safety hazard.

As the Chinese utility model patent application No. CN201520263018.0, a learning table capable of automatically adjusting the angle and height of the table top is composed of a table top fine adjustment mechanism, two lifting mechanisms and an adjusting control module; the desktop fine adjustment mechanism is arranged on the lifting mechanism, and the adjustment control module is arranged below the lifting mechanism, is planar with the bottom plate and is positioned between the two chute table legs.

However, the learning table capable of automatically adjusting the angle and height of the table top has the following defects: the adjusting mechanism is electrically driven, which means that each desk needs to be provided with a set of power system, the manufacturing and maintenance cost is high, and potential safety hazards of electricity utilization can be caused in the using process.

Besides, in the prior art, a plurality of desks with adjustable desktop angles are provided, for example, a triangular supporting desk is provided, the supporting of the desktop after adjustment is unstable, the desktop falls down after being slightly stressed, and the supporting strength is low; for example, the desktop is locked and limited through a bolt after being rotated, and when the desktop is adjusted, an operator needs two hands to adjust the desktop, so that the operator cannot sit in front of the desktop, adjust the desktop while intuitively feel the change of the desktop caused by angle adjustment, quickly and intuitively determine a more appropriate desktop angle, needs to continuously adjust the appropriate angle, and wastes time and labor.

In conclusion, the applicant develops a novel student desk with a desktop angle adjusting mechanism through continuous improvement, and the novel student desk with the desktop angle adjusting mechanism is characterized in that pedals are adopted as power, an operator can sit in front of a desktop, and simultaneously feel the change of the desktop caused by angle adjustment visually and determine a relatively proper desktop angle quickly and visually while performing pedal adjustment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a student's desk with desktop angle adjustment mechanism possesses the lower advantage of regulation stability, labour saving and time saving, manufacturing and later maintenance cost, has solved the problem of proposing among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a student desk with desktop angle adjustment mechanism, includes two horizontal backup pads, two vertical backup pad is all installed at the top of horizontal backup pad, and the intermediate bottom board is installed to the opposite face of two vertical backup pad bottoms, two a case is installed to the opposite face at vertical backup pad top, the storing groove has been seted up on the surface that is close to its both sides on the table case, the top that is close to its front end on the table case articulates there is the table, the mid-mounting at intermediate bottom board top has foot-operated angle adjustment mechanism.

Preferably, the two ends of the transverse supporting plate are provided with supporting feet.

Preferably, foot-operated angle adjustment mechanism is including fixed knot, fixed knot is installed at the middle part of middle support plate, hydraulic pressure elevating system is installed at the top of fixed knot.

Preferably, hydraulic pressure elevating system includes the mount pad, the top at fixed knot is installed to the mount pad, plunger and pneumatic cylinder are installed respectively to the top of mount pad, the plunger passes through the mount pad with the pneumatic cylinder and realizes that hydraulic drive between the two is connected, the top of pneumatic cylinder articulates there is the bracing piece, the mounting groove has been seted up at the middle part of table bottom of the case portion, the one end of keeping away from the pneumatic cylinder on the bracing piece passes the mounting groove and articulates with the bottom of table, pedal mechanism is installed to the top of plunger.

Preferably, the pedal mechanism includes the footboard, the inboard of footboard one end is articulated with the surface of pneumatic cylinder, the dead lever is worn to be equipped with at the top of plunger, the both ends of dead lever and the inboard installation at footboard middle part, the butt has reset spring between dead lever and the plunger, keep away from the other end inboard of pneumatic cylinder on the footboard and install the relief valve handle.

Preferably, a long groove is formed at the joint of the fixing rod and the pedal.

Compared with the prior art, the beneficial effects of the utility model are as follows: compared with the prior art, the utility model adopts hydraulic design, so that the lifting is stable, the supporting strength is high, and the stability is good; due to the adoption of the pedal design, an operator can sit in front of the desktop, pedal and adjust the desktop, and intuitively feel the change of the desktop caused by the angle adjustment and quickly and intuitively determine a more appropriate desktop angle; the use effect is better.

Drawings

Fig. 1 is a schematic structural view of a perspective view of the table plate of the present invention;

fig. 2 is a schematic structural view of another perspective view of the table board of the present invention;

FIG. 3 is a schematic structural view of a perspective view of the desk box of the present invention;

fig. 4 is a schematic structural view of another perspective view of the table box of the present invention;

fig. 5 is a schematic structural diagram of a top view of the table plate of the present invention;

fig. 6 is a schematic structural view of the present invention along the sectional view a-a in fig. 5;

fig. 7 is a schematic structural view of a cross-sectional view of the table plate 6 of the present invention when adjusted to a certain angle;

fig. 8 is a schematic structural diagram of an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1-transverse supporting plate, 2-longitudinal supporting plate, 3-middle supporting plate, 4-table box, 5-storage groove, 6-table plate, 7-fixing buckle, 8-mounting seat, 9-plunger, 10-hydraulic cylinder, 11-supporting rod, 12-mounting groove, 13-pedal, 14-fixing rod, 15-reset spring, 16-pressure relief valve handle, 17-supporting foot and 18-long groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a technical solution: the utility model provides a student desk with desktop angle adjustment mechanism, including two horizontal backup pad 1, the both ends of horizontal backup pad 1 are from having supporting legs 17, vertical backup pad 2 is all installed at the top of two horizontal backup pad 1, middle support plate 3 is installed to the opposite face of 2 bottoms of two vertical backup pad, table case 4 is installed to the opposite face at 2 tops of two vertical backup pad, table case 4 is gone up and has been seted up storing groove 5 near the surface of its both sides, it has table 6 to articulate near the top of its front end on table case 4, prevent books from sliding for convenient centre gripping books, can also install some devices such as the books holder that do benefit to on table 6, the mid-mounting at 3 tops of middle support plate has foot-operated angle adjustment mechanism.

The pedal type angle adjusting mechanism comprises a fixing buckle 7, the fixing buckle 7 is installed in the middle of the middle supporting plate 3, the fixing buckle 7 and the middle supporting plate 3 are prevented from moving after being installed, the fixing buckle 7 can be locked through screws, and a hydraulic lifting mechanism is installed at the top of the fixing buckle 7; because the middle support plate 3 can be detached from the longitudinal support plates 2 at the two ends, the fixing buckle 7 can slide on the middle support plate 3, and convenience is provided for later-stage disassembly and assembly.

The hydraulic lifting mechanism comprises a mounting seat 8, the mounting seat 8 is arranged at the top of the fixing buckle 7, a plunger 9 and a hydraulic cylinder 10 are respectively arranged at the top of the mounting seat 8, the plunger 9 and the hydraulic cylinder 10 are connected through hydraulic transmission between the mounting seat 8 and the mounting seat 9, the hydraulic cylinder 10 is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion, while the hydraulic connection between the plunger 9 and the cylinder 10 is well known to those skilled in the art, therefore, detailed principles such as hydraulic oil flow direction, oil loops and the like are not disclosed in detail in the present application, the top end of the hydraulic cylinder 10 is hinged to a support rod 11, the middle of the bottom of the table box 4 is provided with an installation groove 12, one end of the support rod 11, which is far away from the hydraulic cylinder 10, penetrates through the installation groove 12 and is hinged to the bottom of the table plate 6, and the pedal mechanism is installed above the plunger 9. When pneumatic cylinder 10 risees, prop up table 6 through bracing piece 11, table 6 just can rotate with the rotation junction with table case 4 this moment, realizes table 6's angle modulation, and the angle modulation of table 6 directly influences the angle when the student watches, is favorable to improving the healthy condition of influence such as student's cervical vertebra after using for a long time.

Because the weight of the table plates 6 made of different materials is different, some table plates 6 are made of density plastics, reinforced wood plates, solid wood plates and the like, namely the lifting loads of the hydraulic cylinders 10 are different, the design parameters of the hydraulic cylinders 10 mainly comprise the pressure and the flow of the system, the technical parameters are to determine the size of the hydraulic cylinders 10 according to the speed and the loads, and then the types of the hydraulic cylinders are selected according to the stroke.

The pedal mechanism comprises a pedal 13, the inner side of one end of the pedal 13 is hinged with the surface of the hydraulic cylinder 10, a fixed rod 14 penetrates through the top of the plunger 9, two ends of the fixed rod 14 are mounted with the inner side of the middle part of the pedal 13, a long groove 18 is further formed in the joint of the fixed rod 14 and the pedal 13, when the pedal 13 is pressed down, the fixed rod 14 slides along the long groove 18, so that the downward movement range of the pedal 13 is larger, otherwise, if the long groove 18 is not formed, the downward movement range of the pedal 13 is small, and the table plate 6 can be lifted by stepping on for many times; the butt has reset spring 15 between dead lever 14 and the plunger 9, when trampling footboard 13 constantly, reset spring 15 makes it reset, pneumatic cylinder 10 rises gradually, bracing piece 11 supports table 6, table 6 just can rotate with the rotation junction with table case 4 this moment, realize the angle modulation of table 6, the other end inboard of keeping away from pneumatic cylinder 10 on the footboard 13 is installed relief valve handle 16, stir relief valve handle 16, pneumatic cylinder 10 has just descended gradually, and then takes table 6 to reset. By adopting the pedal design, the operator can sit and stand in front of the desktop without the participation of hands, and can intuitively feel the change brought to the desktop by the angle adjustment while pedaling the desktop for adjustment, and quickly and intuitively determine the more appropriate desktop angle, thereby saving time and labor.

The working principle is as follows: when the student desk with the desktop angle adjusting mechanism is used, firstly, an operator sits and stands in front of the desk, then continuously treads on the pedal 13, the reset spring 15 resets the desk, the hydraulic cylinder 10 gradually rises, the support rod 11 supports the desk plate 6, the desk plate 6 can rotate at the rotating connection part with the desk box 4 at the moment, the angle adjustment of the desk plate 6 is realized, and the change of the desktop brought by the angle adjustment can be intuitively felt and the more appropriate desktop angle can be rapidly and intuitively determined while the operator sits and stands in front of the desktop by pedaling the angle adjustment without the participation of hands in the adjusting process, so that time and labor are saved, and when the angle adjustment is appropriate, the pedal 13 is released; when the table plate 6 is restored, the hydraulic cylinder 10 is gradually descended by pulling the pressure relief valve handle 16, and then the table plate 6 is driven to be restored.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a student's desk with desktop angle adjustment mechanism, includes two horizontal backup pad (1), two vertical backup pad (2) are all installed at the top of horizontal backup pad (1), and middle backup pad (3), two are installed to the opposite face of two vertical backup pad (2) bottoms table case (4) are installed to the opposite face at vertical backup pad (2) top, be close to the surface of its both sides on table case (4) and seted up storing tank (5), it has table (6), its characterized in that to articulate near the top of its front end on table case (4): the middle part of the top of the middle supporting plate (3) is provided with a pedal type angle adjusting mechanism.

2. The student desk with the desktop angle adjustment mechanism of claim 1, wherein: two ends of the transverse supporting plate (1) are provided with supporting legs (17).

3. The student desk with the desktop angle adjustment mechanism of claim 1, wherein: the pedal type angle adjusting mechanism comprises a fixing buckle (7), the fixing buckle (7) is installed in the middle of the middle supporting plate (3), and a hydraulic lifting mechanism is installed at the top of the fixing buckle (7).

4. A student desk with a desktop angle adjustment mechanism according to claim 3, wherein: hydraulic pressure elevating system includes mount pad (8), the top of detaining (7) is installed at fixed mount pad (8), plunger (9) and pneumatic cylinder (10) are installed respectively to the top of mount pad (8), hydraulic drive that plunger (9) and pneumatic cylinder (10) between the two are realized through mount pad (8) is connected, the top of pneumatic cylinder (10) articulates there is bracing piece (11), mounting groove (12) have been seted up at the middle part of table case (4) bottom, the one end of keeping away from pneumatic cylinder (10) on bracing piece (11) is passed mounting groove (12) and is articulated with the bottom of table (6), pedal mechanism is installed to the top of plunger (9).

5. The student desk with the desktop angle adjustment mechanism of claim 4, wherein: the pedal mechanism comprises a pedal (13), the inner side of one end of the pedal (13) is hinged to the surface of the hydraulic cylinder (10), a fixing rod (14) is arranged at the top of the plunger (9) in a penetrating mode, the two ends of the fixing rod (14) are installed on the inner side of the middle portion of the pedal (13), a reset spring (15) is abutted between the fixing rod (14) and the plunger (9), and a pressure release valve handle (16) is installed on the inner side of the other end, far away from the hydraulic cylinder (10), of the pedal (13).

6. The student desk with the desktop angle adjustment mechanism of claim 5, wherein: the joint of the fixing rod (14) and the pedal (13) is provided with a long groove (18).