CN108420190A - A kind of lift desk helping leg exercises function - Google Patents

Abstract

The invention discloses a kind of lift desks helping leg exercises function, its structure includes desk tops main body, lifting foot, support leg, Slippery proof foot pad, reinforce connecting rod, elevating control handle, stationery storing unit, power line installing slot, the present invention is realized prepares xylose equipment by being equipped with stationery storing unit using the vinasse of white wine, office stationary can be very good to carry out folding and unfolding, keep desktop cleaner and tidier, promote the comfort of office, it is put into storing unit in time when having used, stationery is avoided accidentally to slide ground, reduce the cost for replacing stationery, improve the functionality and practicability of desk.

Description

A kind of lift desk helping leg exercises function

Technical field

The present invention is a kind of lift desk helping leg exercises function, belongs to desk field.

Background technology

For a long time, traditional desk, computer desk, desk height of table top be fixed, people are seated and do for a long time Public affairs keep a kind of posture unfavorable to health, therefore are proposed the liftable office of the height of changeable desktop in the market for a long time Table, meets the requirement that people stand office after sitting, and traditional lift desk for helping leg exercises function makes Used time office stationary is usually directly put on the table, and desktop is made to seem mixed and disorderly, and stationery is easy to be slipped on ground, leads Cause stationery damage, device poor practicability.

Invention content

In view of this, an embodiment of the present invention provides a kind of lift desk helping leg exercises function, to improve Office stationary, which is directly put on the table, makes desktop seem mixed and disorderly, and stationery is easy to be slipped on ground, and stationery is caused to be used Product damage, the deficiency of device poor practicability.

To achieve the goals above, the present invention is to realize by the following technical solutions：One kind helping leg exercises work( The lift desk of energy, structure include desk tops main body, lifting foot, support leg, Slippery proof foot pad, reinforce connecting rod, lifting Handle, stationery storing unit, power line installing slot are controlled, the lifting foot bolt is fixed on desk tops body floor or so two It holds and is mutually perpendicular to desk tops main body, the support leg is nested in lifting foot bottom, and the Slippery proof foot pad is threadedly connected to Foot plate surface upper and lower ends, the reinforcing connecting rod are supported to be welded between lifting foot and be mutually perpendicular to lifting foot, the lifting control Handle processed is located at the desk tops body floor lower right corner and is mechanically connected with lifting foot, and the power line installing slot is circular configuration And through the desk tops body upper surface upper right corner is connected to, it is right that the stationery storing unit is nested in desk tops body floor Side, the stationery storing unit are passed by storing unit shell, pop-up control button, cam drive, pencil box structure, pulley Dynamic device, pendulous device, elastic adjusting mechanism composition, the storing unit shell are rectangular configuration and top and desk tops master Together, the pop-up control button is nested on the left of storing unit shell the glue connection of body bottom surface, the cam drive position It is mechanically connected on the right side of pop-up control button and with pop-up control button, the pencil box structure is installed in storing unit shell Portion, the elastic adjusting mechanism are nested in right end in storing unit shell and are closely packed together with pencil box structure, the pulley Transmission device is located on the right side of cam drive, and the pendulous device is mechanically connected on the right side of pulley gearing and and writing case Structure is closely packed together.

Further, the pop-up control button is by slide guide wheeling supporting frame, slide guide wheel body, control button main body, gear Drive rod, driving rod guide, the first transmission gear composition, the driving rod guide bolt is fixed on most left in storing unit shell End, the gear drive rod are nested among driving rod guide front, and the control button main body is located on the left of gear drive rod, The slide guide wheeling supporting frame is installed on the right side of driving rod guide and is mutually parallel with driving rod guide, and the slide guide wheel body is equipped with Two are respectively arranged in slide guide wheeling supporting frame upper and lower ends and are closely packed together with gear drive rod right side, first driving cog Wheel is installed on the right side of gear drive rod and is mechanically connected with cam drive.

Further, the cam drive by push-pull rod, the first driving cam, driving belt, push-pull rod fixing axle, Helical spring forms, and the push-pull rod fixing axle is located on the right side of the first transmission gear and is mutually perpendicular to gear drive rod, described Push-pull rod is through being connected to above push-pull rod fixing axle and bottom is fixed together with pencil box structure bolt, the helical spring It is nested in above push-pull rod fixing axle between push-pull rod, a driving cam is located above push-pull rod and is abutted with push-pull rod Together, the driving belt upper and lower ends are close together with the first transmission gear, the first driving cam respectively.

Further, the pencil box structure is fixed by limited block, vibration-damping pulley, pulley guide rails, stationery box main body, writing case Position button, writing case guide rail composition, the writing case guide rail are located at storing unit outer casing bottom, and the stationery box main body, which is installed on, to be deposited It puts inside crust of the device and bottom coordinates with writing case guide clearance, the limited block is installed on stationery box main body right side or more two End, the writing case locating button are located at stationery box main body front from left to right at 2/3rds, and the pulley guide rails are located at stationery It is mutually parallel at the top of box main body front and with writing case guide rail, the vibration-damping pulley sets there are two and is respectively arranged in storing unit Shell inner top is closely packed together with pulley guide rails, is closely packed together with elastic adjusting mechanism on the right side of the stationery box main body.

Further, the pulley gearing by sliding shoe, sliding block fixing axle, slider-actuated bar, rope fixed ring, lead Messenger rope, the first fixed pulley composition, the sliding block fixing axle are located on the right side of cam drive, and the sliding shoe is nested in sliding block Fixing axle front, the rope fixed ring are threadedly connected to sliding shoe bottom, and the slider-actuated bar vertical welding is in sliding shoe Left side is simultaneously fixed together with push-pull rod bottom bolts, and first fixed pulley is installed on the right side of sliding block fixing axle, the traction Rope left end is bundled with rope fixed ring, and right end snaps together around the first fixed pulley with pendulous device.

Further, the pendulous device is fixed by brake bar, the first sliding block, alloy memory spring, oscillating rod, oscillating rod Seat, the second sliding block composition, the oscillating rod fixed seat are installed on the left of elastic adjusting mechanism, and the oscillating rod is installed on oscillating rod Fixed seat front is intermediate and left and right ends are snapped together with the first sliding block, the second sliding block respectively, and first sliding block is nested in The positive right side of face of oscillating rod fixed seat, second sliding block are nested in oscillating rod fixed seat frontal left and are mutually put down with the first sliding block Row, the brake bar are welded in below the first sliding block, and the alloy memory spring is located above the first sliding block to be fixed with oscillating rod Between seat top.

Further, the elastic adjusting mechanism is by movable pulley, adjustable plate fixed link, adjusting screw rod, screw rod fixing axle, tune It saves knob, flat spring, adjust plate body composition, the screw rod fixing axle is nested among storing unit shell right lateral surface, institute Adjusting screw rod is stated through being connected among screw rod fixing axle, the adjusting knob is threadedly connected to adjusting screw rod right end, described Adjustable plate fixed link is set is fixed on adjusting screw rod upper and lower ends there are two bolt respectively, and the adjusting plate body is nested in adjustable plate It is mechanically connected between fixed link and with adjusting screw rod, the movable pulley, which is installed on, adjusts plate body upper and lower ends and and storing unit Outer casing inner wall is close together, the flat spring set there are two be respectively arranged in adjust on the left of plate body and with stationery box main body it is right Side surface is closely packed together.

Advantageous effect

A kind of lift desk helping leg exercises function of the present invention, table is directly placed in order to solve office stationary Desktop is set to seem mixed and disorderly on face, and stationery is easy to be slipped on ground, and stationery is caused to damage, office stationary can be deposited It being placed in pencil box structure, when needing to take out in stationery, pulls pop-up control button downwards, pencil box structure can pop up, The device will not occupy desk-top space, and desk is made to keep functionality and practicability clean and tidy and that improve desk.When need by When stationery takes out, control button main body is pulled downwards, gear drive rod translates downwards along driving rod guide therewith, and gear drives The first transmission gear rotated ninety degrees counterclockwise on the right side of lever, since the first transmission gear is driven by driving belt and first Cam connects, therefore 90 degree of the first driving cam synchronous rotary, and helical spring pops up and drives push-pull rod along push-and-pull Bar fixing axle upward sliding, push-pull rod drive sliding shoe to be synchronized along sliding block fixing axle and move up, restrict by slider-actuated bar Rope fixed ring pulls up drag rope, and drag rope makes the second sliding block slide downward, oscillating rod exist around the first fixed pulley It is rotated counterclockwise in oscillating rod fixed seat, the alloy memory spring above the second ram extrusion and upward sliding, at this time brake bar Be detached from writing case locating button, flat spring reset simultaneously stationery box main body is released to the left, stationery box main body along writing case guide rail to A left side skids off, can be by rotating adjusting knob when flat spring elastic force is too small, and the adjusting screw rod on the left of adjusting knob makes adjustable plate Main body is moved to the left, and when stationery box main body is closed, the distance between flat spring and stationery box main body reduce, and elastic force increases, because When this pop-up more rapidly, similarly, reverse to adjust when needing to reduce flat spring elastic force, it can be accustomed to carrying out according to user It adjusts, meets the needs of different user.

The present invention is realized prepares xylose equipment by being equipped with stationery storing unit, office stationary using the vinasse of white wine It can be very good to carry out folding and unfolding, keep desktop cleaner and tidier, promote the comfort of office, storing unit is put into time when having used It is interior, it avoids stationery from accidentally sliding ground, reduces the cost for replacing stationery, improve the functionality and practicability of desk.

Description of the drawings

Fig. 1 is a kind of structural schematic diagram for the lift desk helping leg exercises function of the present invention.

Fig. 2 is the internal cross section structural schematic diagram of stationery storing unit of the present invention.

Fig. 3 is the internal structure detailed maps of stationery storing unit of the present invention.

Fig. 4 is the First partial detailed construction schematic diagram of stationery storing unit of the present invention.

Fig. 5 is the second local detailed construction schematic diagram of stationery storing unit of the present invention.

In figure：Desk tops main body -1, support leg -3, Slippery proof foot pad -4, reinforces connecting rod -5, elevating control at lifting foot -2 Handle -6, stationery storing unit -7, power line installing slot -8, storing unit shell -701, pop-up control button -702, cam pass Motivation structure -703, pencil box structure -704, pulley gearing -705, pendulous device -706, elastic adjusting mechanism -707, slide guide Wheeling supporting frame -70201, slide guide wheel body -70202, control button main body -70203, gear drive rod -70204, drive rod are led Rail -70205, push-pull rod -70301, the first driving cam -70302, driving belt -70303, pushes away first transmission gear -70206 Pull rod fixing axle -70304, helical spring -70305, limited block -70401, vibration-damping pulley -70402, pulley guide rails -70403, text Have box main body -70404, writing case locating button -70405, writing case guide rail -70406, sliding shoe -70501, sliding block fixing axle - 70502, slider-actuated bar -70503, rope fixed ring -70504, drag rope -70505, the first fixed pulley -70506, braking Bar -70601, the first sliding block -70602, alloy memory spring -70603, oscillating rod -70604, oscillating rod fixed seat -70605, Two sliding blocks -70606, movable pulley -70701, adjustable plate fixed link -70702, adjusting screw rod -70703, screw rod fixing axle -70704, Adjusting knob -70705, adjusts plate body -70707 at flat spring -70706.

Specific implementation mode

To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, Fig. 1~Fig. 5 The structure of the desk of embodiment of the present invention is schematically shown, With reference to embodiment, this is expanded on further Invention.

Embodiment

As Figure 1-Figure 5, the present invention provides a kind of lift desk helping leg exercises function, and structure includes Desk tops main body 1, support leg 3, Slippery proof foot pad 4, reinforces connecting rod 5, elevating control handle 6, stationery storing unit at lifting foot 2 7, power line installing slot 8,2 bolt of the lifting foot be fixed on 1 bottom surface left and right ends of desk tops main body and with desk tops master Body 1 is mutually perpendicular to, and the support leg 3 is nested in 2 bottom of lifting foot, and the Slippery proof foot pad 4 is threadedly connected on 3 bottom surface of support leg Lower both ends, the reinforcing connecting rod 5 are welded between lifting foot 2 and are mutually perpendicular to lifting foot 2,6, the elevating control handle It is mechanically connected in the 1 bottom surface lower right corner of desk tops main body and with lifting foot 2, the power line installing slot 8 is circular configuration and passes through It wears and is connected to the 1 upper surface upper right corner of desk tops main body, the stationery storing unit 7 is nested in 1 bottom surface of the desk tops main body right side Side, the stationery storing unit 7 is by storing unit shell 701, pop-up control button 702, cam drive 703, writing case Structure 704, pulley gearing 705, pendulous device 706, elastic adjusting mechanism 707 form, and the storing unit shell 701 is Rectangular configuration and top is together with the 1 bottom surface glue connection of desk tops main body, the pop-up control button 702 are nested in storage dress Set the left side of shell 701, the cam drive 703 be located at 702 right side of pop-up control button and with pop-up 702 machine of control button Tool connects, and the pencil box structure 704 is installed on inside storing unit shell 701, and the elastic adjusting mechanism 707, which is nested in, to be deposited It puts right end in crust of the device 701 and is closely packed together with pencil box structure 704, the pulley gearing 705 is located at cam biography The right side of motivation structure 703, the pendulous device 706 are mechanically connected to 705 right side of pulley gearing and tight with pencil box structure 704 It is close together.

The pop-up control button 702 is by slide guide wheeling supporting frame 70201, slide guide wheel body 70202, control button main body 70203, gear drive rod 70204, driving rod guide 70205, the first transmission gear 70206 composition, the driving rod guide 70205 bolts are fixed on left end in storing unit shell 701, and the gear drive rod 70204 is nested in driving rod guide 70205 fronts are intermediate, and the control button main body 70203 is located at 70204 left side of gear drive rod, the slide guide wheeling supporting frame 70201 are installed on 70205 right side of driving rod guide and are mutually parallel with driving rod guide 70205, the slide guide wheel body 70202 If there are two being respectively arranged in 70201 upper and lower ends of slide guide wheeling supporting frame and being closely packed together with 70204 right side of gear drive rod, First transmission gear 70206 is installed on 70204 right side of gear drive rod and is mechanically connected with cam drive 703.

The cam drive 703 is by push-pull rod 70301, the first driving cam 70302, driving belt 70303, push-and-pull Bar fixing axle 70304, helical spring 70305 form, and it is right that the push-pull rod fixing axle 70304 is located at the first transmission gear 70206 Side is simultaneously mutually perpendicular to gear drive rod 70204, and the push-pull rod 70301, which runs through, is connected to 70304 top of push-pull rod fixing axle And bottom is fixed together with 704 bolt of pencil box structure, the helical spring 70305 is nested in push-pull rod fixing axle 70304 Between top and push-pull rod 70301, a driving cam 70302 is located at the top of push-pull rod 70301 and tight with push-pull rod 70301 It is close together, 70303 upper and lower ends of the driving belt are tight with the first transmission gear 70206, the first driving cam 70302 respectively It sticks together.

The pencil box structure 704 is by limited block 70401, vibration-damping pulley 70402, pulley guide rails 70403, stationery box main body 70404, writing case locating button 70405, writing case guide rail 70406 form, and the writing case guide rail 70406 is located at outside storing unit 701 bottom of shell, the stationery box main body 70404 are installed on the inside of storing unit shell 701 and bottom and writing case guide rail 70406 Clearance fit, the limited block 70401 are installed on 70404 right side upper and lower ends of stationery box main body, the writing case locating button 70405 at 70404 front of stationery box main body from left to right 2/3rds, and the pulley guide rails 70403 are located at writing case master It is mutually parallel at the top of 70404 front of body and with writing case guide rail 70406, the vibration-damping pulley 70402 sets there are two and pacifies respectively Be closely packed together with pulley guide rails 70403 loaded on 701 inner top of storing unit shell, the right side of the stationery box main body 70404 with Elastic adjusting mechanism 707 is closely packed together.

The pulley gearing 705 is by sliding shoe 70501, sliding block fixing axle 70502, slider-actuated bar 70503, rope Fixed ring 70504, drag rope 70505, the first fixed pulley 70506 composition, the sliding block fixing axle 70502 are located at cam drive 703 right side of mechanism, the sliding shoe 70501 are nested in 70502 front of sliding block fixing axle, 70504 screw thread of rope fixed ring It is connected to 70501 bottom of sliding shoe, 70503 vertical welding of slider-actuated bar is in 70501 left side of sliding shoe and and push-pull rod 70301 bottom bolts are fixed together, and first fixed pulley 70506 is installed on 70502 right side of sliding block fixing axle, the traction 70505 left end of rope is bundled with rope fixed ring 70504, and right end is around the first fixed pulley 70506 and pendulous device 706 It snaps together.

The pendulous device 706 is by brake bar 70601, the first sliding block 70602, alloy memory spring 70603, oscillating rod 70604, oscillating rod fixed seat 70605, the second sliding block 70606 composition, the oscillating rod fixed seat 70605 are installed on elastic force adjusting The left side of mechanism 707, the oscillating rod 70604 is installed on that 70605 front of oscillating rod fixed seat is intermediate and left and right ends are respectively with the One sliding block 70602, the second sliding block 70606 snap together, and first sliding block 70602 is nested in oscillating rod fixed seat 70605 Positive right side of face, second sliding block 70606 be nested in 70605 frontal left of oscillating rod fixed seat and with 70602 phase of the first sliding block Mutually parallel, the brake bar 70601 is welded in 70602 lower section of the first sliding block, and the alloy memory spring 70603 is located at first and slides Between 70605 top of 70602 top of block and oscillating rod fixed seat.

The elastic adjusting mechanism 707 is by movable pulley 70701, adjustable plate fixed link 70702, adjusting screw rod 70703, screw rod Fixing axle 70704, flat spring 70706, adjusts the composition of plate body 70707, the screw rod fixing axle 70704 at adjusting knob 70705 It is nested among 701 right lateral surface of storing unit shell, the adjusting screw rod 70703, which runs through, is connected to screw rod fixing axle 70704 Centre, the adjusting knob 70705 are threadedly connected to 70703 right end of adjusting screw rod, and the adjustable plate fixed link 70702 is equipped with Two respectively bolt be fixed on 70703 upper and lower ends of adjusting screw rod, the adjusting plate body 70707 is nested in adjustable plate fixed link It is mechanically connected between 70702 and with adjusting screw rod 70703, the movable pulley 70701, which is installed on, adjusts plate body about 70,707 two It holds and is simultaneously close together with 701 inner wall of storing unit shell, the flat spring 70706 is set there are two being respectively arranged in adjustable plate master 70707 left side of body is simultaneously closely packed together with 70404 right lateral surface of stationery box main body.

Directly putting on the table to solve office stationary makes desktop seem mixed and disorderly, and stationery is easy to be slipped to ground On face, stationery is caused to damage, office stationary can be stored in pencil box structure 704, when needing to take out in stationery, to Under pull pop-up control button 702, pencil box structure 704 can pop up, which will not occupy desk-top space, and desk is made to protect Hold functionality and practicability clean and tidy and that improve desk.

Specifically, when needing to take out in stationery, control button main body 70203 is pulled downwards, gear drive rod 70204 It is translated downwards along driving rod guide 70205 therewith, first transmission gear 70206 on 70204 right side of gear drive rod is counterclockwise Rotated ninety degrees, since the first transmission gear 70206 is connect by driving belt 70303 with the first driving cam 70302, 90 degree of first driving cam, 70302 synchronous rotary, helical spring 70305 pop up and drive push-pull rod 70301 along pushing away 70304 upward sliding of pull rod fixing axle, push-pull rod 70301 drive sliding shoe 70501 along sliding block by slider-actuated bar 70503 Fixing axle 70502, which synchronizes, to move up, and rope fixed ring 70504 pulls up drag rope 70505, drag rope 70505 Make 70606 slide downward of the second sliding block around the first fixed pulley 70506, oscillating rod 70604 is in 70605 superinverse of oscillating rod fixed seat Hour hands rotate, and the second sliding block 70606 squeezes the alloy memory spring 70603 and upward sliding of top, and brake bar 70601 is de- at this time From writing case locating button 70405, flat spring 70706 is resetted and is released stationery box main body 70404 to the left, stationery box main body 70404 skid off to the left along writing case guide rail 70406.

Specifically, when 70706 elastic force of flat spring is too small, it can be by rotating adjusting knob 70705, adjusting knob The adjusting screw rod 70703 in 70705 left sides makes adjusting plate body 70707 be moved to the left, when stationery box main body 70404 is closed, plate The distance between spring 70706 and stationery box main body 70404 reduce, and elastic force increases, therefore when pop-up more rapidly, similarly, need It is reverse to adjust when 70706 elastic force of flat spring is reduced, it can be accustomed to being adjusted according to user, meet different user Demand.

The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from the present invention spirit or In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state Bright restriction, it is intended that including all changes that come within the meaning and range of equivalency of the claims in the present invention It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (7)

1. a kind of lift desk helping leg exercises function, structure include desk tops main body (1), lifting foot (2), Support leg (3), Slippery proof foot pad (4) reinforce connecting rod (5), elevating control handle (6), stationery storing unit (7), power cord installation Slot (8), it is characterised in that：

Lifting foot (2) bolt is fixed on desk tops main body (1) bottom surface left and right ends and mutual with desk tops main body (1) Vertically, the support leg (3) is nested in lifting foot (2) bottom, and the Slippery proof foot pad (4) is threadedly connected to support leg (3) bottom surface Upper and lower ends, the reinforcing connecting rod (5) are welded between lifting foot (2) and are mutually perpendicular to lifting foot (2), the elevating control Handle (6) is located at desk tops main body (1) the bottom surface lower right corner and is mechanically connected with lifting foot (2), the power line installing slot (8) For circular configuration and through desk tops main body (1) upper surface upper right corner is connected to, the stationery storing unit (7), which is nested in, does On the right side of public desktop main body (1) bottom surface；

The stationery storing unit (7) is by storing unit shell (701), pop-up control button (702), cam drive (703), pencil box structure (704), pulley gearing (705), pendulous device (706), elastic adjusting mechanism (707) composition, The storing unit shell (701) is rectangular configuration and top is together with desk tops main body (1) bottom surface glue connection, the bullet Go out control button (702) to be nested on the left of storing unit shell (701), the cam drive (703) is located at pop-up and controls It is mechanically connected on the right side of button (702) and with pop-up control button (702), the pencil box structure (704) is installed on storing unit Shell (701) is internal, the elastic adjusting mechanism (707) be nested in the interior right end of storing unit shell (701) and with writing case knot Structure (704) is closely packed together, and the pulley gearing (705) is located on the right side of cam drive (703), the pendulous device (706) it is mechanically connected on the right side of pulley gearing (705) and is closely packed together with pencil box structure (704).

2. a kind of lift desk helping leg exercises function according to claim 1, it is characterised in that：The bullet Go out control button (702) by slide guide wheeling supporting frame (70201), slide guide wheel body (70202), control button main body (70203), tooth Wheel drive bar (70204), driving rod guide (70205), the first transmission gear (70206) composition, the driving rod guide (70205) bolt is fixed on storing unit shell (701) interior left end, and the gear drive rod (70204) is nested in drive rod Guide rail (70205) front is intermediate, and the control button main body (70203) is located on the left of gear drive rod (70204), the slide guide Wheeling supporting frame (70201) is installed on the right side of driving rod guide (70205) and is mutually parallel with driving rod guide (70205), described Slide guide wheel body (70202) set there are two be respectively arranged in slide guide wheeling supporting frame (70201) upper and lower ends and with gear drive rod (70204) right side is closely packed together, first transmission gear (70206) be installed on the right side of gear drive rod (70204) and with Cam drive (703) is mechanically connected.

3. a kind of lift desk helping leg exercises function according to claim 1 or 2, it is characterised in that：Institute Cam drive (703) is stated by push-pull rod (70301), the first driving cam (70302), driving belt (70303), push-pull rod Fixing axle (70304), helical spring (70305) composition, the push-pull rod fixing axle (70304) are located at the first transmission gear (70206) it is mutually perpendicular on the right side of and with gear drive rod (70204), the push-pull rod (70301) is solid through push-pull rod is connected to Above dead axle (70304) and bottom is fixed together with pencil box structure (704) bolt, and the helical spring (70305) is nested Above push-pull rod fixing axle (70304) between push-pull rod (70301), a driving cam (70302) is located at push-pull rod (70301) it top and is closely packed together with push-pull rod (70301), driving belt (70303) upper and lower ends are respectively with first Transmission gear (70206), the first driving cam (70302) are close together.

4. a kind of lift desk helping leg exercises function according to claim 3, it is characterised in that：The text Has box structure (704) by limited block (70401), vibration-damping pulley (70402), pulley guide rails (70403), stationery box main body (70404), writing case locating button (70405), writing case guide rail (70406) composition, the writing case guide rail (70406), which is located at, deposits Put crust of the device (701) bottom, the stationery box main body (70404) be installed on that storing unit shell (701) is internal and bottom with Writing case guide rail (70406) clearance fit, the limited block (70401) are installed on stationery box main body (70404) right side or more two End, it is positive from left to right at 2/3rds that the writing case locating button (70405) is located at stationery box main body (70404), the cunning Wheel guide rail (70403) is located at stationery box main body (70404) front top and is mutually parallel with writing case guide rail (70406), described Vibration-damping pulley (70402) sets there are two and is respectively arranged in storing unit shell (701) inner top and pulley guide rails (70403) are tight It is close together, is closely packed together with elastic adjusting mechanism (707) on the right side of the stationery box main body (70404).

5. a kind of lift desk helping leg exercises function according to claim 1, it is characterised in that：The cunning Wheel transmission device (705) is by sliding shoe (70501), sliding block fixing axle (70502), slider-actuated bar (70503), rope fixed ring (70504), drag rope (70505), the first fixed pulley (70506) composition, the sliding block fixing axle (70502) are located at cam biography On the right side of motivation structure (703), the sliding shoe (70501) is nested in sliding block fixing axle (70502) front, the rope fixed ring (70504) it is threadedly connected to sliding shoe (70501) bottom, slider-actuated bar (70503) vertical welding is in sliding shoe (70501) it is fixed together on the left of and with push-pull rod (70301) bottom bolts, first fixed pulley (70506) is installed on cunning On the right side of block fixing axle (70502), drag rope (70505) left end is bundled with rope fixed ring (70504), right end It is snapped together around the first fixed pulley (70506) and pendulous device (706).

6. a kind of lift desk helping leg exercises function according to claim 1 or 5, it is characterised in that：Institute Pendulous device (706) is stated by brake bar (70601), the first sliding block (70602), alloy memory spring (70603), oscillating rod (70604), oscillating rod fixed seat (70605), the second sliding block (70606) composition, the oscillating rod fixed seat (70605) are installed on On the left of elastic adjusting mechanism (707), it is intermediate and left that the oscillating rod (70604) is installed on oscillating rod fixed seat (70605) front Right both ends are snapped together with the first sliding block (70602), the second sliding block (70606) respectively, and first sliding block (70602) is nested In oscillating rod fixed seat (70605) positive right side of face, second sliding block (70606) is being nested in oscillating rod fixed seat (70605) just Left side of face is simultaneously mutually parallel with the first sliding block (70602), and the brake bar (70601) is welded in below the first sliding block (70602), The alloy memory spring (70603) is located above the first sliding block (70602) between oscillating rod fixed seat (70605) top.

7. a kind of lift desk helping leg exercises function according to claim 1 or 4, it is characterised in that：Institute It is solid by movable pulley (70701), adjustable plate fixed link (70702), adjusting screw rod (70703), screw rod to state elastic adjusting mechanism (707) Dead axle (70704), flat spring (70706), adjusts plate body (70707) composition at adjusting knob (70705), and the screw rod is fixed Axis (70704) is nested among storing unit shell (701) right lateral surface, and the adjusting screw rod (70703), which is run through, is connected to spiral shell Bar fixing axle (70704) is intermediate, and the adjusting knob (70705) is threadedly connected to adjusting screw rod (70703) right end, the tune Section plate fixed link (70702) is set is fixed on adjusting screw rod (70703) upper and lower ends, the adjusting plate body there are two bolt respectively (70707) it is nested between adjustable plate fixed link (70702) and is mechanically connected with adjusting screw rod (70703), the movable pulley (70701) it is installed on and adjusts plate body (70707) upper and lower ends and be close together with storing unit shell (701) inner wall, institute State flat spring (70706) set there are two be respectively arranged in adjust on the left of plate body (70707) and with stationery box main body (70404) right side Side surface is closely packed together.