CN102813378A

CN102813378A - Computer table capable of lifting

Info

Publication number: CN102813378A
Application number: CN2011101684368A
Authority: CN
Inventors: 王廷志; 张秀梅; 蔡增艳
Original assignee: Jiangnan University
Current assignee: Jiangnan University
Priority date: 2011-06-10
Filing date: 2011-06-10
Publication date: 2012-12-12

Abstract

The invention relates to a computer table capable of lifting. The computer table comprises a table body, a pedestal and a lifting system, wherein the table body comprises a table surface, an internal sleeve body, a limiting stopper and a keyboard support; the pedestal comprises a cross beam and an external sleeve body; and the lifting system comprises a fixed end, fixed pulleys, a steel wire rope, a lifting device and a crank. The computer table is characterized in that two vertical convex grooves are arranged inside and outside the internal sleeve body; the limiting stopper is arranged inside the internal sleeve body, and the fixed pulleys are arranged at the bottom of the internal sleeve body; concave grooves adaptive to the convex grooves of the internal sleeve body are formed in the internal face of the external sleeve body; the lifting device is fixed inside the right external sleeve body; a hexagonal convex groove is arranged at the tail end of a rotating shaft; one end of the steel wire rope is fixed while the other end of the steel wire rope bypasses certain pulleys, and is then connected with the lifting device; and the internal walls of the concave grooves of the crank are hexagonal, and are adaptive to the hexagonal convex grooves. When the computer table capable of lifting is used, the concave grooves of the crank are sleeved at the tail end of the rotating shaft, the handle is rotated, and the steel wire rope is collected or released through the lifting device, so that the table body can be stably lifted. With the adoption of the computer table, people can both sit and stand to operate a computer.

Description

Liftable computer desk

Technical field

The present invention relates to a kind of computer desk, particularly a kind of liftable computer desk.

Background technology

Along with the extensive use of computer in people's work, studying and living, computer has also produced more and more disadvantages when bringing convenience to us, before being sitting in computer for a long time, work, and is tired as to have a pain in the back through regular meeting.The user often has only and stands up, and changes posture, can neither influence and use computer work, the LB that can avoid long-term sitting posture to bring again.And present most computer desk can not go up and down, and is also not exclusively suitable to the people of different heights with a computer desk, even the computer desk of up-down is arranged, its elevating mechanism is also unstable, can not desktop be fixed firmly.

Summary of the invention

To the deficiency of prior art, the purpose of this invention is to provide a kind of liftable computer desk, make people when using computer, both can be seated and also can stand.

The objective of the invention is to realize through following means: liftable computer desk, comprise a body, base and jacking system, the table body comprises desktop, interior body, limited block, keyboard holder; Base comprises crossbeam, outer sleeve body; Jacking system comprises stiff end, steel wire rope, fixed pulley, lifter, crank.Its special feature is: said desktop is fixedly connected with interior body, and said interior cover both sides, inside and outside are provided with the vertical convex slot of twice, and the inboard is provided with limited block, and fixed pulley is equipped with at the middle part, bottom surface, is provided with the keyboard holder that can pull out or advance above the limited block; Said crossbeam with about two outer sleeve bodies be fixedly connected; Said outer sleeve body inner face and interior body convex slot correspondence position have and the adaptive Baltimore groove of interior body convex slot; The outside top middle portion of said left outer sleeve body is provided with stiff end, and middle inside is lower than the crossbeam place and has square hole and fixed pulley is housed in square hole, and steel wire rope one end is fixed to hold and fixes, the fixed pulley of body lower end and outer sleeve body medial surface in the other end is walked around respectively; Outside the structure of said right outer sleeve body and the left outer sleeve body mirror image symmetry; At the medial surface of right outer sleeve body middle part, the position that is lower than the inboard pulley of right outer sleeve body is equipped with lifter; In the crossbeam bottom, be provided with fixed pulley over against the position of lifter; Steel wire rope from left outer sleeve body is walked around from the fixed pulley of crossbeam bottom, walk around the fixed pulley of crossbeam bottom from bottom to top from the steel wire rope of right outer sleeve body after, unite two into one with steel wire rope and to insert lifter downwards from left outer sleeve body; Said lifter has auto-lock function, and the rotating shaft end is the hexahedron tongue; Said crank is Z-shaped, and the groove inwall is a hexagon, and is adaptive with the hexahedron tongue.During use, the groove of crank is set on the terminal tongue of rotating shaft, turning handle, the rotating shaft rotation of lifter, lifter is through takeing in or emit steel wire rope, steadily the same table body.

The invention has the beneficial effects as follows that simple in structure, easy to maintenance, steadily the same table body except that conveniently the people of different heights uses, both can be seated people and also can stand with computer the time.

Description of drawings

Fig. 1 is a tangent plane sketch map of the present invention;

Fig. 2 is the vertical view when body is installed in the left outer sleeve body in the left side;

Fig. 3 is the vertical view when body is installed in the right outer sleeve body in the right side;

Fig. 4 is the vertical view of crank when keeping flat.

Among the figure: the terminal 41-groove of body 5-left side outer sleeve body 6-fixed pulley 7-fixed pulley 8-steel wire rope 9-fixed pulley 10-lifter 11-rotating shaft 12-limited block 13-stiff end 14-right outer sleeve body 21-Baltimore groove 22-convex slot 31-axle sleeve 32-rotating shaft 42-handle in the 1-desktop 2-keyboard holder 3-crossbeam 4-

The specific embodiment

Below in conjunction with accompanying drawing the present invention is done further detailed explanation:

Its static structure, please referring to accompanying drawing 1 to Fig. 4: as shown in the figure, the present invention mainly is made up of table body, base and jacking system, and the table body comprises desktop 1, interior body 4, limited block 12, keyboard holder 2; Base comprises crossbeam 3, left outer sleeve body 5, right outer sleeve body 14; Jacking system comprises stiff end 13, steel wire rope 8, fixed pulley (6,7,9), lifter 10, crank, and crank comprises groove 41 and handle 42 again.Its special feature is: said desktop 1 is fixedly connected with interior body 4; The inside and outside both sides of body 4 are provided with the vertical convex slot 22 of twice in said; The inboard is provided with limited block 12, and fixed pulley 6 is equipped with at the middle part, bottom surface, is provided with the keyboard holder 2 that can pull out or push in above the limited block 12; Said crossbeam 3 with about two

outer sleeve bodies

5,14 be fixedly connected; Said two outer sleeve bodies, 5,14 inner faces and interior body 4 convex-shaped grooves 22 correspondence positions have and the adaptive Baltimore groove 21 of interior body 4 convex-shaped grooves; The outside top middle portion of said left outer sleeve body 5 is provided with stiff end 13, and the medial surface middle part is lower than crossbeam 3 places and has square hole and fixed pulley 7 is housed in square hole, and steel wire rope 8 one ends are fixed and hold 13 to fix, and the other end is walked around fixed

pulley

6 and 7 respectively; Outside the structure of said right outer sleeve body 14 and the left outer sleeve body 5 mirror image symmetries; At the medial surface of right outer sleeve body 14 middle part, the position that is lower than right outer sleeve body 14 inboard fixed pulleys 7 is equipped with the lifter 10 of auto-lock function; In crossbeam 3 bottoms, be provided with fixed pulley 9 over against the position of lifter 10; Steel wire rope 8 from left outer sleeve body 5 is walked around from the fixed pulley 9 of crossbeam 3 bottoms; Walk around the fixed pulley 9 of crossbeam 3 bottoms from bottom to top from the steel wire rope of right outer sleeve body 14 after, unite two into one with steel wire rope and to insert downwards in the lifter 10 from left outer sleeve body 5; Said lifter 10 has auto-lock function, and its rotating shaft terminal 32 is the hexahedron tongue, is with axle sleeve 31 on the rotating shaft 11, and axle sleeve 31 is fixed on the medial surface of right outer sleeve body 14; Said crank is Z-shaped, and the inwall of groove 41 is a hexagon, and is adaptive with the hexahedron tongue of rotating shaft terminal 32.

Through method for using, further set forth dynamic structure relation of the present invention below:

During use, the groove 41 of crank is set on the tongue of rotating shaft terminal 32 turning handle 42; Rotating shaft 11 rotations of lifter; Lifter is through takeing in or emit steel wire rope, and body 4 rises or descends in making, and the convex concave groove flexibly connects owing to lean on up and down between interior body 4 and left and right sides outer sleeve body (5,14); Interior body 4 can only move up and down, and the table body goes up and down steadily.

The present invention is simple in structure, low preparation cost, and its manufacturing process also is easy to realize mass production, is the best substitute of existing common computer table, has very high economic worth and use value.

Claims

1. liftable computer desk; Comprise a body, base and jacking system; It is characterized in that: desktop (1) is fixedly connected with interior body (4); Crossbeam (3) with about two outer sleeve bodies (5), (14) be fixedly connected, interior body (4) with about two outer sleeve bodies (5), (14) all lean on the flexible connection of convex concave groove, interior body (4) and about be provided with jacking system between two outer sleeve bodies (5), (14).

2. according to the said liftable computer desk of claim 1; It is characterized in that: the inside and outside both sides of interior body (4) are provided with the vertical convex slot of twice (22); The inboard is provided with limited block (12); Fixed pulley (6) is equipped with at the middle part, bottom surface, is provided with the keyboard holder (2) that can pull out or push in above the limited block (12).

3. according to claim 1 or 2 said liftable computer desks; It is characterized in that: two outer sleeve bodies (5), (14) inner face and interior body (4) convex-shaped groove (22) correspondence position have the Baltimore groove (21) adaptive with interior body (4) convex-shaped groove; The outside top middle portion of left side outer sleeve body (5) is provided with stiff end (13); The medial surface middle part is lower than crossbeam (3) and locates to have square hole and fixed pulley (7) is housed in square hole; Steel wire rope (8) the one ends end (13) that is fixed is fixing, and the other end is walked around fixed pulley (6) and (7) respectively; Outside the structure and left outer sleeve body (5) mirror image symmetry of right outer sleeve body (14); At the medial surface of right outer sleeve body (14) middle part, the position that is lower than the inboard fixed pulley of right outer sleeve body (14) (7) is equipped with the lifter (10) of auto-lock function, in crossbeam (3) bottom, be provided with fixed pulley (9) over against the position of lifter (10); After walking around fixed pulley (9) from bottom to top from the steel wire rope of right outer sleeve body (14), unite two into one with steel wire rope and to insert in the lifter (10) downwards from left outer sleeve body (5).

4. according to claim 1 or 3 said liftable computer desks, it is characterized in that: rotating shaft terminal (32) is the hexahedron tongue.

5. according to claim 1 or 4 said liftable computer desks, it is characterized in that: the inwall of groove (41) is a hexagon, and is adaptive with the hexahedron tongue of rotating shaft terminal (32).