CN2751656Y - Sitting and sleeping double-posture computer table combined with chair - Google Patents

Abstract

The utility model relates to a set of table and chair for computers, particularly a set of combined table and chair for computers, which enables computer operators to use computers in both sitting and lying postures. A display is put in a bracket, then connected with a keyboard bracket, and a track which enables the display to rotate around a connecting shaft of a backrest and a chair seat is provided; both ends of a display bracket are respectively connected with a telescopic support bar the bottom of which is provided with a wheel, and the support bar provides a force for the rotation of the display and the unfolding of the track; the support bar is connected with the backrest of a reclining chair via the bottom of the support bar by a transmission structure, so that a force provided by a spring and a force for keeping the backrest upright are kept balanced. When a person needs to bend backward, the body can exert an acting force to the backrest. The acting force breaks the original balance, so that the spring can drive the wheel so as to drive the support bar to unfold the track, and meanwhile, drive the display to rotate along the track. The utility model has the advantages that computer operators can conveniently change postures in the course of long-time operation, and meanwhile, positions of displays and keyboards also change to adapt to postures of computer operators.

Description

Sit two appearance computer combined table and chair assemblies that crouch

Technical field

The utility model relates to a kind of Computer table and chair, especially a kind of Computer table and chair combination that can make the computer operator use computer with the two kinds of postures of sitting, crouch.

Background technology

Common computer desk can only provide the placement effect of a computer, after computer monitor is placed into desktop and gets on, except finely tune by the base of self with the people for can not otherwise moving moving, and the not special-purpose computer chair of this computer desk, generally all use common seat or office chair.The common computer table in use, operating personnel can only carry out the operation of computer with sitting posture, operate for a long time if desired, operating personnel just have to keep for a long time sitting posture, thereby can produce waist discomfort on the health such as ache.Even if employed computer chair has the function of layback, but because the position of display and keyboard is fixed, and the people also is obliged to go to rotate this structure that head, elongation arm or forward lean adapt to computer desk, the time has been grown the discomfort that also can cause health.And programmer etc. need technical staff that long period of operation uses computer also can diseases such as cervical vertebra inflammation, lumber ertebral disc be outstanding occur because of keeping sitting posture for a long time.

The content of utility model

The problems referred to above at present computer desk existence, the purpose of this utility model is to provide a kind of Computer table and chair combination that can make the computer operator use computer with the two kinds of postures of sitting, crouch, thereby make the computer operater can change posture easily in the use for a long time, the position of computer monitor and keyboard also changes to adapt to operating personnel's posture simultaneously.

Problem to be solved in the utility model is to allow the user when being become the posture of facing upward or crouching by sitting posture, need not rotation head and display all the time in a distance, the place ahead of user's sight line, need not to extend arm and keyboard all the time in place that the user can touch.The people is sitting on the chaise longue by sitting on the process of lying on the back, be actually that lower part of the body keeps motionless and the connecting axle rotating process that leans around the back of the body and seat above the waist with the chaise longue backrest, therefore above-mentioned to deal with problems be actually make display and keyboard in this process also around the problem of the connecting axle rotation of backrest and seat.

Can use such method to overcome the above problems: display to be placed in the carriage, and to link together, a track that its connecting axle that centers on backrest and seat is rotated is provided then with keyboard frame.Because this track without any effect, can cause the inconvenience of sitting on the contrary when the people keeps sitting posture, so shrink under the sitting posture state, just launch when needs are lain on the back.Each connects a bottom at the two ends of display bracket the retractable support bar of wheel, can play the supporting role after track launches on the one hand, therefore because the bottom wheel can be driven by clockwork spring, can need provide a power for the rotation of display and the expansion of track on the other hand.Support bar is connected with the chaise longue backrest by a drive mechanism by the bottom, make the power that clockwork spring provides and keep power (structure of the spring of connecting axle or other chaise longues itself provides this power) the maintenance balance that backrest is erect, like this when the user keeps sitting posture result of use of the present utility model and common computer table and chaise longue to be used in combination effect identical.When the people need swing back, health can apply an active force to backrest, and this power has been broken original balance, made the clockwork spring wheels drive support bar and launched track, drove display simultaneously along orbit rotation.The user changes into sitting posture by prone position, and the power of standing up with power on the backrest and people drives support bar, and support bar drives track again and display sets back, and wheel tightens clockwork spring simultaneously.

Concrete technical solution of the present utility model is as follows:

Sit two appearance Computer table and chair combinations of crouching, it is characterized in that this device comprises computer desk, computer chair, display bracket and four parts of drive mechanism: computer desk is provided with can be around the mouse carriage of fixed axis rotation; The chaise longue of computer chair for lying low, the bottom is provided with pedal, installs a safety belt on the backrest additional; Display bracket comprises the square box that 9 frames constitute, 4 angle frames that are used for fixing display, the angle frame connects at place, four angles of square box perpendicular to the face of square box, be provided with prevent that display from falling when mobile 5 anti-fall at angle edge edge, the bottom also has been provided with the underframe of main support effect, and the rear portion of underframe is connected with and prevents the compact heap that moves after display takes place when mobile, and the both wings end of compact heap has bracelet, in order to connect 1 non-resilient fixing soft band, its two ends are buckled on the bracelet; Be provided with 2 connecting axles that are used to connect drive mechanism in the square box both sides of display bracket; 9 frames are provided with adjustable locating slot in the junction, the junction of compact heap and underframe also is provided with adjustable locating slot, connect the location to adapt to different display sizes; Each parts connect and compose with screw each other;

Drive mechanism is made of change unit, a moving cell, track element and four construction units of keyboard unit:

The change left and right sides, unit symmetry, the left side comprises 1 pull bar, is fixed on rear under the computer chair backrest; 3 pulleys that move towards of controlling steel wire ropes; Article 2, seizing wire, the end of wherein initiatively restricting is connected the pull bar end, and the other end is connected on the runner steamboat, is connected on the runner bull wheel from running rope one end, and the other end is connected the support bar bottom; 1 runner is made up of a bull wheel and a steamboat, and runner can rotate around the axle that is fixed on the computer desk bottom;

Prop up moving cell left and right sides symmetry, the left side comprises 1 hollow connecting axle, with the socket of display bracket connecting axle; Support bar comprises each one of major-minor support bar, and main support rod top is a bearing, is fixed on the moving cell connecting axle, the lower end is connected with spring, the spring other end is connected inside, secondary support bar lower end, and secondary support bar is socketed in outside the main support rod, can slide vertically each other; 2 wheels that connect clockwork spring;

Track element left and right sides symmetry, left side comprise 4 curved track guidance tapes, and radius is the side-looking projected length of display bracket connecting axle center to computer chair backrest turning joint center, can slide each other, and track one end in forefront is fixed on the computer desk; 1 slide block can slide along track, and an end is fixed on the moving cell connecting axle;

Keyboard unit is left and right sides symmetry except that Keyboard supporting board, and the left side comprises 1 dead turn, is fixed on the moving cell connecting axle; 1 connecting rod, an end is enclosed within on the dead turn, and the other end is connected in the rotating shaft of Keyboard supporting board; 2 clips are clamped keyboard.

The utility model mainly contains following advantage:

1. realized using computer, avoided keeping for a long time sitting posture to cause the discomfort of health with the two kinds of postures of sitting, crouch;

2. result of use is identical with the result of use of common computer table with sensation when using with sitting posture;

3. most structures can be encapsulated in inside or apart from the user enough distances be arranged, and compare outward appearance with the common computer table and change little;

4. easy to use, get final product by sitting the health of when crouching the change posture, only need swinging back, also only need to comply with to stand up usually to sitting by crouching, do not need other extra actions;

5. hold the power of putting with user's deadweight and clockwork spring fully and drive each structure motion, do not use other energy;

6. connect simply easy accessibility between each several part.

Description of drawings

Stereogram when Fig. 1 is sitting posture;

Stereogram when Fig. 2 is prone position;

Three-dimensional exploded view when Fig. 3 is sitting posture;

Fig. 4 is the stereogram of display bracket, and figure a is a major side views, and figure b is a lateral side view, and figure c is the rear side viewing exploded view;

Fig. 5 moves solid and exploded view with two unit of track for the support in the drive mechanism part;

Fig. 6 is a kind of drive schematic diagram.

The specific embodiment

The utility model comprises computer desk, computer chair, display bracket and four parts of drive mechanism, and face is oriented the place ahead during with user's sitting posture, and the each several part structure content is as follows:

1. computer desk part

With reference to Fig. 3, this part is a common computer table, and special mouse carriage 16 is arranged, and can rotate around fixed axis 14, can pack up to save the space; The space installs plank 13,15 additional to separate user and drive mechanism under the keyboard, prevents to bump by mistake.

2. computer chair part

With reference to Fig. 3, this part is a common chaise longue, can lie low, and pedal 19 is arranged, and installs a safety belt 18 on the backrest additional, in order to prevent under back floating position owing to the user stands up suddenly to damage.

3. display bracket part

See Fig. 4, display bracket comprises 9 frames 23,29,31,32,34,35,39,43,45 square boxs that constitute, 4 angle frames 25 that are used for fixing display, 28,37,40 faces perpendicular to square box connect at place, four angles of square box, be provided with prevent that display from falling when mobile 5 anti-fall 22 at angle edge edge, 24,30,38,41, the bottom also has been provided with the underframe 33 of main support effect, the rear portion of underframe is connected with and prevents the compact heap 26 that moves after display takes place when mobile, the both wings end of compact heap has bracelet 27, non-resiliently fixing softly be with 36 in order to connect 1, its two ends are buckled on the bracelet 27; Be provided with 2 connecting axles 42,44 that are used to connect drive mechanism in the square box both sides of display bracket.

9 frames are provided with adjustable locating slot in the junction, the display that can adapt to different size is located; Compact heap 26 also is provided with adjustable locating slot with the junction of underframe 33, connects the location to adapt to different display sizes.

Each parts of this part are the firm metal or the thin plate of other material, connect and compose with screw each other.

4. drive mechanism part

This part is a major part of the present utility model, is made of change unit, a moving cell, track element and four construction units of keyboard unit.

With reference to Fig. 3 and Fig. 5, the change left and right sides, unit symmetry, 1 pull bar 21 in left side is fixed on rear under the computer chair backrest; 3 pulleys 7,11,61, the trend of control steel wire rope; Article 2, seizing wire 6,9, and 9 one ends of wherein initiatively restricting are connected pull bar 21 ends, and the other end is connected on runner 5 steamboats, are connected on runner 5 bull wheels from running rope 6 one ends, and the other end is connected support bar 58 bottoms; 1 runner 5 is made up of a bull wheel and a steamboat, and the radius ratio of steamboat and bull wheel equals initiatively to restrict 9 and from the ratio of running rope 6, and runner can rotate around the axle 4 that is fixed on the computer desk bottom.Among the figure, figure number 8,10,12 is the right side pulley, and 17 is the right side runner corresponding to runner 5, and 20 is the right side pull bar.

With reference to Fig. 5, a moving cell left and right sides symmetry, the left side comprises 1 hollow connecting axle 55, with 42 sockets of display bracket connecting axle; Support bar comprises each one of major-minor support bar, main support rod 52 tops are a bearing 51, be fixed on the moving cell connecting axle 55, the lower end is connected with spring 53, spring 53 other ends are connected inside, secondary support bar 58 lower end, secondary support bar 58 is socketed in outside the main support rod 52, can slide vertically each other; 2 54,60, two wheels of wheel that connect clockwork spring 59 drive by clockwork spring.

With reference to Fig. 5, track element left and right sides symmetry, the left side comprises 4 curved track guidance tapes 46,47,48,49, radius is the side-looking projected lengths of display bracket connecting axle 42 centers to computer chair backrest turning joint center, can slide each other, track 46 1 ends in forefront are fixed on the computer desk; 1 slide block 50 can slide along track 49, and an end is fixed on the moving cell connecting axle 55.

With reference to Fig. 3 and Fig. 5, keyboard unit is except that Keyboard supporting board 3 left and right sides symmetries, and the left side comprises 1 dead turn 57, is fixed on the moving cell connecting axle 55; 1 connecting rod 56, one end is enclosed within on the dead turn 57, and the other end is connected in the rotating shaft 64 of Keyboard supporting board 3; 2 clips 1,2 are clamped keyboard and prevent that it from falling when prone positions.

Primary structure of the present utility model left and right sides symmetry is an example with the left side, and in use, occupation mode is identical with the common computer table when the user keeps sitting posture.In the time of need making prone position into, the user leans on moving backrest to the layback body, this moment, pull bar 21 was that rotate at the center with backrest with backrest turning joint, it is 9 loosening along the direction of arrow in the figure initiatively to restrict, the clockwork spring 59 that loses binding force drives wheel 54,60 and rotates, tear from running rope 6 and move along the direction of arrow in the figure, drive runner 5 rotates to roll initiatively restricts 9.Move backward at above-mentioned effect lower support bar 52,58, give 50 1 power backward of slide block by connecting axle 55, while spring 53 is top main support rod 52 upwards, give 50 1 power that make progress of slide block by connecting axle 55, under the force action of above-mentioned two power, slide block 50 beginnings are slided along track 49, and drive track 49,48,47 expansion thus successively.Because slide block 50 is fixed on the connecting axle 55, so its motion will drive connecting axle 55 and rotate around bearing 51, and drive the display bracket rotations by connecting axle 42, make indicator screen all the time towards the user.When the user lay low, the utility model launched as shown in Figure 2 fully.

When sitting posture changed, the user stood up to drive safety belt 18 by prone position, and pull-up backrest (or backrest self has elastic force), pull bar 21 rotate to tear with backrest initiatively restricts 9, and the 9 drive runners 5 of initiatively restricting rotate, and roll from running rope 6.Identical with expansion process, drive slide block 50 then from running rope 6 pulling support bars 58 and pack up track, set back, ground friction wheel 54,60 tightens clockwork spring 59 in the process of recovery.

Above example is intended to illustrate the utility model principle, and not only is confined to this a kind of implementation.

Claims (1)

1, sit two appearance computer combined table and chair assemblies that crouch, it is characterized in that this utility model comprises computer desk, computer chair, display bracket and four parts of drive mechanism: computer desk is provided with can be around the mouse carriage of fixed axis rotation; The chaise longue of computer chair for lying low, the bottom is provided with pedal, installs a safety belt on the backrest additional; Display bracket comprises the square box that 9 frames constitute, 4 angle frames that are used for fixing display, the angle frame connects at place, four angles of square box perpendicular to the face of square box, be provided with prevent that display from falling when mobile 5 anti-fall at angle edge edge, the bottom also has been provided with the underframe of main support effect, and the rear portion of underframe is connected with and prevents the compact heap that moves after display takes place when mobile, and the both wings end of compact heap has bracelet, in order to connect 1 non-resilient fixing soft band, its two ends are buckled on the bracelet; Be provided with 2 connecting axles that are used to connect drive mechanism in the square box both sides of display bracket; 9 frames are provided with adjustable locating slot in the junction, the junction of compact heap and underframe also is provided with adjustable locating slot, connect the location to adapt to different display sizes; Each parts connect and compose with screw each other;

Drive mechanism is made of change unit, a moving cell, track element and four construction units of keyboard unit;

The change left and right sides, unit symmetry, the left side comprises 1 pull bar, is fixed on rear under the computer chair backrest; 3 pulleys that move towards of controlling steel wire ropes; Article 2, seizing wire, the end of wherein initiatively restricting is connected the pull bar end, and the other end is connected on the runner steamboat, is connected on the runner bull wheel from running rope one end, and the other end is connected the support bar bottom; 1 runner is made up of a bull wheel and a steamboat, and runner can rotate around the axle that is fixed on the computer desk bottom;

Prop up moving cell left and right sides symmetry, the left side comprises 1 hollow connecting axle, with the socket of display bracket connecting axle; Support bar comprises each one of major-minor support bar, and main support rod top is a bearing, is fixed on the moving cell connecting axle, the lower end is connected with spring, the spring other end is connected inside, secondary support bar lower end, and secondary support bar is socketed in outside the main support rod, can slide vertically each other; 2 wheels that connect clockwork spring;

Track element left and right sides symmetry, left side comprise 4 curved track guidance tapes, and radius is the side-looking projected length of display bracket connecting axle center to computer chair backrest turning joint center, can slide each other, and track one end in forefront is fixed on the computer desk; 1 slide block can slide along track, and an end is fixed on the moving cell connecting axle;

Keyboard unit is left and right sides symmetry except that Keyboard supporting board, and the left side comprises 1 dead turn, is fixed on the moving cell connecting axle; 1 connecting rod, an end is enclosed within on the dead turn, and the other end is connected in the rotating shaft of Keyboard supporting board; 2 clips are clamped keyboard.

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