CN101669725A

CN101669725A - Computer writing desk with height-adjustable drawer

Info

Publication number: CN101669725A
Application number: CN200910092998A
Authority: CN
Inventors: 苏垣
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-10-09
Filing date: 2009-10-09
Publication date: 2010-03-17
Anticipated expiration: 2029-10-09
Also published as: CN101669725B

Abstract

The invention relates to a computer writing desk with a height-adjustable drawer, which not only can be taken as a writing desk for reading and writing, but also can be taken as a computer desk for operating a computer. The computer writing desk consists of a writing desk frame and a push-and-pull drawer; the two sides of the base plate of the drawer are respectively provided with a longitudinal guide way; the inner sides of the left top end and the right top end of the faceplate of the drawer are respectively provided with a left elbow support plate and a right elbow support plate, which arehinge jointed a long transverse edge thereof, and are supported on the top end face of the faceplate of the drawer; the front positions and the back positions of the outer side faces of the outer waysof the two longitudinal guide ways are respectively provided with an outwards extended horizontal pin shaft; the writing desk frame is internally fixedly provided with four mutually parallel hangingplates relative to the horizontal pin shafts; and the hanging plates are respectively provided with oblique grooves which fits the horizontal pin shafts in a sliding way. Therefore, according to the requirement of the different heights of a work face, when guaranteeing to operate a keyboard put on the desk face, reading, and writing, wrists do not need to upturn or front arms do not need to lift up, adjustment operation is convenient, and the structures of the elbow support plates also can be kept to be stable.

Description

The computer desk of height-adjustable drawer

Technical field

The present invention relates to a kind of computer desk of height-adjustable drawer, specifically, can be used as and be suitable for the desk reading, write, can be used as the computer desk that is suitable for operating computer again.

Background technology

In recent years, desktop edge in close human body one side of desk (placing computer on the desktop) extends left and right the bracket consistent with the desktop height, two forearms and ancon are supported in respectively on left and right the bracket, computor-keyboard and mouse on the operation desktop, or on desktop, write, though can avoid causing health crookback, the fine myopia of eye, and avoid arm unsettled and cause by the aching pain of muscles of takeing on neck, it is very comfortable to operate mouse simultaneously, but, owing to reading, the working face when writing are desktops; When operating the keyboard of notebook computer that is placed on the desktop, the working face of this keyboard exceeds desktop slightly; When operating the desktop computer keyboard that is placed on the desktop, it is a little that the working face of this keyboard more exceeds desktop, and the height of bracket upper surface should identical with the height of working face (or high slightly), therefore, in fact, adopt a kind of level altitude bracket and will be in the face of the working face of multiple differing heights, be impossible make human body reach healthy and comfortable desktop work.

Occur recently left and right bracket is connected a side of drawer panel relatively, do on the inboard, a sideskid top of upper and lower slip, and differing heights requirement according to working face, sideskid can be done the adjustment of corresponding height and fixing on the drawer panel, but, very inconvenient in actual adjustment operation, and a feasible bracket structural instability.

Summary of the invention

The objective of the invention is to improve existing computer desk, and provide a kind of computer desk of height-adjustable drawer, the drawer that the support of drawer panel end face is had left and right bracket, can be according to the differing heights requirement of working face, do upper and lower moving and realize the adjustment of a bracket height and fixing relative to the desk desktop.

The technical solution adopted in the present invention:

A kind of computer desk of height-adjustable drawer, but the drawer by write a stand and a push-and-pull constitutes, this stand that writes is to be made of a support and a desktop, this drawer is arranged on below the desktop, in the drawer base plate both sides of this drawer a longitudinal rail is set respectively again, left side at the drawer panel of drawer, right top is provided with and the hinged left side of its long horizontal edge respectively on the inboard, a right bracket, and be supported on this drawer panel top end face, before the outer rail lateral surface of two longitudinal rails, back position is a protruding horizontal bearing pin respectively, in the stand that writes, be installed with again with drawer both sides longitudinal rail before, 4 relative link plates that are parallel to each other of the horizontal bearing pin in back, and on this link plate, offer the tipper that is slidingly matched with horizontal bearing pin respectively.

A kind of computer desk of height-adjustable drawer, but the drawer by write a stand and a push-and-pull constitutes, this stand that writes is to be made of a support and a desktop, this drawer is arranged on below the desktop, in the drawer base plate both sides of this drawer a longitudinal rail is set respectively again, on the inboard, left and right top of the drawer panel of drawer, be provided with and left and right hinged bracket of its long horizontal edge respectively, and be supported on this drawer panel top end face, between the forward and backward position of the outer rail lateral surface of two longitudinal rails and desktop, be installed with 4 upright slide rails respectively.

Described tipper is two to stop shelves or three stop a grade groove.

Described tipper is two to stop the straight curved groove of shelves.

Described link plate is fixedly connected on the forward and backward position, both sides, the desktop back side of drawer both sides with its end face respectively.

Described link plate is fixedly connected on the forward and backward position of support biside plate medial surface of the stand that writes with the side at its top respectively.

Described upright slide rail is to be made of interior slide rail and external slide rail.

Advantageous effects of the present invention is: can be according to the differing heights requirement of working face, adjust the height of left and right bracket easily, when guaranteeing to operate the keyboard that is placed on the desktop, and read, when writing, the neither needs of wrist are tilted upward or are lifted forearm, reach the effect of using more, and adjust operation easily, and can keep a bracket Stability Analysis of Structures.

Description of drawings

Fig. 1 the present invention props up the computer desk stereogram of bracket to the outer upset state of drawer;

Fig. 2 first embodiment of the invention is propped up the drawer schematic top plan view of bracket rollover states in drawer;

The schematic side view that Fig. 3 first embodiment of the invention drawer, link plate are connected with the support of desk;

The schematic side view that Fig. 4 first embodiment of the invention drawer, link plate are connected with the desktop of desk;

Fig. 5 first embodiment of the invention is propped up bracket and desktop two grades of tipper link plate schematic diagrames when high;

Two grades of tipper link plate schematic diagrames when Fig. 6 first embodiment of the invention is propped up bracket and is higher than desktop;

Fig. 7 first embodiment of the invention is propped up bracket and desktop two grades of straight trough link plate schematic diagrames when high;

Two grades of straight trough link plate schematic diagrames when Fig. 8 first embodiment of the invention is propped up bracket and is higher than desktop;

Fig. 9 first embodiment of the invention is propped up the tipper link plate schematic diagram of bracket and the desktop third gear when high;

The tipper link plate schematic diagram of the third gear when Figure 10 first embodiment of the invention is propped up bracket and is higher than desktop;

The side cross-sectional schematic that Figure 11 second embodiment of the invention drawer, upright slide rail are connected with the desktop of desk.

The specific embodiment

But first embodiment of the invention be by the drawer 2 of a stand 1 of writing, a push-and-pull, right side prop up bracket 3, bracket 4 is propped up on left side and 4 link plates 5 constitute, shown in Fig. 1-10, wherein:

The stand 1 that writes is by a support 11 and the fixedly supporting structure that desktop 12 constitutes, and belongs to prior art.

Drawer 2 is to be supported on the support 11 of desktop 12 belows, and staff facing to sitting posture, the drawer base plate front of this drawer 2 has a drawer panel 21, drawer base plate both sides are provided with a longitudinal rail (rolling guide) 22 respectively, makes this drawer 2 can do forward and backward push-and-pull (drawer 2 can be the draw back plate that does not possess drawer backboard and imperfect two Drawer sides) along the staff towards sitting posture; As shown in Figure 1, 2, all belong to prior art more than; This longitudinal rail 22 is to be made of interior rail 221 that is fixed on drawer base plate both sides and the outer rail 222 that rolls on interior rail, the protruding horizontal bearing pin 223 respectively in the forward and backward position of two outer rail 222 lateral surfaces.

Right bracket 3 is to be vertical side by right edge, the front is that a hyphen limit and back are a long horizontal edge, and the limit, left side is formed by concavity circular arc limit, and should prop up bracket 3 usefulness hinge (ready-made hinge on this long horizontal edge in the right side, or dull and stereotyped hinge or bending hinge) be connected on the inboard, drawer panel 21 right top, and after upset is opened outside drawer, be supported on these drawer panel 21 top end faces, for backer's ancon; When people do not use computer desk, the folding of in drawer 2, overturning around drawer panel 21 tops of left and

right bracket

4,3, then drawer 2 advance desktops 12 below;

Equally, an a left side bracket 4 is to be vertical side by routine limit, a left side, the front is that a hyphen limit and back are a long horizontal edge, and right edge is formed by concavity circular arc limit, this left side is propped up bracket 4 and use hinge (ready-made hinge on this long horizontal edge, or dull and stereotyped hinge, or bending hinge) is connected on the inboard, drawer panel 21 left top, and after upset is opened outside drawer, be supported on these drawer panel 21 top end faces, ancon for the backer, the plate face that bracket 4 is propped up on this left side can prop up bracket 3 littler (because common people use the right-hand operated mouse, need prop up on the bracket 3 removable position on the right side more greatly) than the right side, as shown in Figure 1.

Link plate 5 is one to have one upper and lower two and stops the vertical plate that the tipper 51 (or directly curved groove) of grade groove is stopped in shelves or upper, middle and lower three, 4 link plates that are parallel to each other 5 are fixedly connected on the forward and backward position, both sides, desktop 12 back side of drawer 2 both sides with its end face respectively, or are fixedly connected on the forward and backward position of support 11 biside plate medial surfaces with its side; 4 horizontal bearing pins 223 on longitudinal rail 22 outer rails 222 lateral surfaces respectively with corresponding link plate 5 on 4 tippers 51 be slidingly matched, shown in Fig. 2-4;

Upper and lower two stop shelves and upper, middle and lower three, and to stop the flute profile of tipper 51 of grade groove also incomplete same, shown in Fig. 5-10:

1, the tipper 51 (or directly curved groove) of shelves is stopped in upper and lower two of front position (promptly near drawer panel 21 positions): on stop the curved groove downwards that shelves are tipper 51 upper ends, horizontal bearing pin 223 is not fallen because of deadweight, it is stable to keep stopping shelves (playing the role of positioning), need be in tipper 51 lower ends and stop shelves down;

2, the tipper 51 (or directly curved groove) of shelves is stopped in upper and lower two of back position: the upper and lower shelves that stop need be the horizontal-extending grooves of tipper 51 upper and lower ends only respectively, do not need to play the role of positioning;

3, the tipper 51 of shelves is stopped in the upper, middle and lower three of front position: on to stop shelves and middle stop block be respectively tipper 51 upper ends and the middle groove of bending downwards, horizontal bearing pin 223 is not fallen because of deadweight, and it is stable to keep stopping shelves (playing the role of positioning), need be in tipper 51 lower ends and stop shelves down;

4, the tipper 51 of shelves is stopped in the upper, middle and lower two of back position: it need be the horizontal-extending groove of tipper 51 upper and lower ends only respectively that shelves are stopped in upper, middle and lower, does not need to play the role of positioning.

Present embodiment is pulled out drawer 2 (comprise left and

right bracket

4,3 also pull out) afterwards by longitudinal rail 22 to stand 1 front of writing under desktop, because upper and lower two stop the tipper 51 of shelves and being slidingly matched of horizontal bearing pin 223, make left and right the

bracket

4,3 that is supported on these drawer panel 21 top end faces can be in two kinds of location status, shown in Fig. 5-8:

1, when people read, when writing, the working face of this moment is a desktop, left and right bracket and desktop 3 upper surfaces are with height (or high slightly);

2, when people operate the desktop computer keyboard that is placed on the desktop, it is a little that the working face of this keyboard more exceeds desktop, and left and

right bracket

4,3 and working face (being the upper surface of desktop computer keyboard) be with high (or high slightly), and promptly propping up the requirement of bracket upper surface, to be higher than desktop 12 upper surfaces a little;

When placing keyboard of notebook computer and desktop computer keyboard in fact on the table, working face is comparatively approaching, and is available with a kind of contour working face replacement.

Present embodiment by longitudinal rail 22 after drawer 2 is pulled out in stand 1 front of writing, because the tipper 51 of shelves and being slidingly matched of horizontal bearing pin 223 are stopped in upper, middle and lower three, make left and right the

bracket

4,3 that is supported on these drawer panel 21 top end faces can be in three kinds of location status, shown in Fig. 9,10:

right bracket

3, when people operate the keyboard of notebook computer that is placed on the desktop, the working face of this keyboard exceeds desktop slightly, left and

right bracket

4,3 and working face (being the upper surface of keyboard of notebook computer) are with high (or high slightly), promptly prop up the bracket upper surface and only require a little higher than desktop 3 upper surfaces, and desired height when being lower than on the table desktop computer keyboard slightly;

But second embodiment of the invention be by the drawer 2 of a stand 1 of writing, a push-and-pull, right side prop up bracket 3, bracket 4 is propped up on left side and 4 upright slide rails 6 constitute, as shown in figure 11, wherein:

Upright slide rail 6 is to be made of interior slide rail 61 and external slide rail 62, should be fixed in desktop 12 back sides in interior slide rail 61 upper ends, and these external slide rail 62 lower ends are fixed on the outer rail 222 of longitudinal rail 22, should be provided with elasticity positioning bead 611 in interior slide rail 61 lower ends, be provided with two pairs of locating slots 621 separately in two external slide rails 62, stop shelves as upper and lower two of left and

right bracket

4,3 height; Perhaps be provided with three pairs of locating slots 621 separately in two external slide rails 62, stop shelves as the upper, middle and lower three of left and

right bracket

4,3 height; Can satisfy equally people read, when writing, the requirement when operating desk-top computor-keyboard and keyboard of notebook computer.

All the other structures are identical with first embodiment, so do not repeat.

Claims

1, a kind of computer desk of height-adjustable drawer, but the drawer by write a stand and a push-and-pull constitutes, this stand that writes is to be made of a support and a desktop, this drawer is arranged on below the desktop, in the base plate both sides of this drawer a longitudinal rail is set respectively again, it is characterized in that, left side at the drawer panel of drawer, right top is provided with and the hinged left side of its long horizontal edge respectively on the inboard, a right bracket, and be supported on this drawer panel top end face, before the outer rail lateral surface of two longitudinal rails, back position is a protruding horizontal bearing pin respectively, in the stand that writes, be installed with again with drawer both sides longitudinal rail before, 4 relative link plates that are parallel to each other of the horizontal bearing pin in back, and on this link plate, offer the tipper that is slidingly matched with horizontal bearing pin respectively.

2, a kind of computer desk of height-adjustable drawer, but the drawer by write a stand and a push-and-pull constitutes, this stand that writes is to be made of a support and a desktop, this drawer is arranged on below the desktop, in the drawer base plate both sides of this drawer a longitudinal rail is set respectively again, it is characterized in that, left side at the drawer panel of drawer, right top is provided with and the hinged left side of its long horizontal edge respectively on the inboard, a right bracket, and be supported on this drawer panel top end face, before the outer rail lateral surface of two longitudinal rails, be installed with 4 upright slide rails between back position and the desktop respectively.

3, the computer desk according to the described a kind of height-adjustable drawer of claim 1 is characterized in that, described tipper is two to stop shelves or three stop a grade groove.

4, the computer desk according to the described a kind of height-adjustable drawer of claim 1 is characterized in that, described tipper is two to stop the straight curved groove of shelves.

5, the computer desk according to the described a kind of height-adjustable drawer of claim 1 is characterized in that, described link plate is fixedly connected on the forward and backward position, both sides, the desktop back side of the stand that writes outside the drawer both sides with the end face at its top respectively.

6, the computer desk according to the described a kind of height-adjustable drawer of claim 1 is characterized in that, described link plate is fixedly connected on the forward and backward position of support biside plate medial surface of the stand that writes with the side at its top respectively.

7, the computer desk according to the described a kind of height-adjustable drawer of claim 2 is characterized in that, described upright slide rail is to be made of interior slide rail and external slide rail.