CN208550394U - The desktop and desk that two-sided can be used - Google Patents

Abstract

The utility model provides a kind of desktop and desk that two-sided can be used, it include: rectangular desk body and desktop, the desktop is covered in the desk body upper end, the desktop includes core plate, the core plate upper end is connected with the first patch material, the core plate lower end is connected with the second patch material, pre-buried iron plate is equipped with by its surrounding edge end ring in the core plate, desktop surrounding edge end is coated with frame, the seal ring thickness is greater than the desktop thickness, the rectangular desk body upper end is equipped with the magnet for cooperating pre-buried iron plate to use, the rectangular desk body upper end is equipped with the step surface that cooperation frame uses by its edge end ring.The utility model provides the desktop that one kind two-sided can use and desk, it can be achieved that carrying out turn-over to the desktop for being set to rectangular desk body upper end, meets the needs of user's difference desktop.

Description

The desktop and desk that two-sided can be used

Technical field

The utility model relates to field of furniture, specifically, being related to a kind of desktop and desk that two-sided can be used.

Background technique

Desk is a kind of conventional furniture, and desk includes desktop and desk body, and thing can be put on desktop, does work, have a meal, writing Word, work etc., in order to cater to public demand, the type of desk is rich and varied, can be divided into many classifications by its demand, for example eat Table, chess table etc., existing table function is single in the market, for example dining table can only use in daily life, and for another example chess table is more It is used cooperatively with fixed chess table draw in chess stool, the occupancy interior space is big, and audient crowd's range is small, is not suitable for small apartment home life Storage processing, be not able to satisfy with the demand of the user of present lifestyle, lack a kind of novel table now in the market Son, can be easy to operate to use in daily life as a part of home furnishings, and can have both the function of chess table.

Utility model content

In order to achieve the above objectives, the utility model discloses the desktops and desk that two-sided can use, which is characterized in that described Desktop includes desktop main body and frame, and the desktop main body includes core plate, first be connected on one end face of core plate Material is pasted, and the second patch material being connected on the core plate other end, is embedded in the core plate by its surrounding edge end There is pre-buried iron plate, the frame package is set to the surrounding edge end of the desktop main body, and the seal ring thickness is greater than institute State the thickness of desktop main body.

Desktop surrounding edge end can be wrapped for the ease of frame, thus between the first patch of fastening material, core plate, the second patch material Interconnection, preferred technical solution is, the frame cross section is U-shaped structure, the frame open end and the desktop The surrounding edge end of main body connects, and frame inner wall one end is connect with first patch material upper end, and the frame inner wall is another End is connect with second patch material lower end, and the frame outer surface is fitted and connected with step surface.

For the ease of lifting for desktop, preferred technical solution is that the frame side is equipped with multiple handle slots, Duo Gesuo It states handle slot and four sides of the frame is distributed in for one group with every two.

Preferably, one side of frame is equipped with connecting rod, described connecting rod one end is equipped with idler wheel, the frame side End is transversely provided with T-type sliding groove along its length, and the idler wheel and the T-type sliding groove are cooperatively connected, the T-type sliding groove Be respectively kept with pre-determined distance between two sides where two tops and the frame length direction where it, the desktop with Rectangular desk body is used cooperatively, and rotary electric machine is equipped in the rectangular desk body, and the rotary electric machine output end is set to the rectangular table Side end is connect close to edge end, the connecting rod other end with the rotary electric machine output end, and the rectangular desk body side is set There is controller, the controller is electrically connected and controls rotary electric machine.

For the ease of square table top is integrated into round desktop, increases desktop area, facilitate more people to take a seat, preferred skill Art scheme be further include jigsaw, the jigsaw is set as half-moon-shaped, and the jigsaw sets there are four and is respectively cooperating with the desktop and makes With side where the straight flange of multiple jigsaw and desktop side cooperation make side where its circular arc be mutually linked composition just It is round.

Preferably, the jigsaw is set in rectangular desk body, the rectangular desk body side, which is equipped with, cooperates the jigsaw disengaging Aperture, the jigsaw lower end is equipped with supporting plate, the supporting plate be set as from its far from jigsaw end to its close to jigsaw end in gradually sticking up Shape is played, described supporting plate one end is connect with the jigsaw lower end, and the supporting plate other end is connected with electric telescopic rod by connector, Described connector one end is fixedly connected with the supporting plate, and the connector other end is vertically equipped with push plate, described push plate one end with The electric telescopic rod output end is slidably connected, and guide plate is additionally provided in the rectangular desk body, there are two the guide plate is set, institute It states connector and electric telescopic rod is set between two guide plates, the guide plate is equipped with guide groove, the connector Side is equipped with the convex block for cooperating the guide groove to use, and in the guide groove, the guide groove includes the convex block inscribe Point and terminal, the height of the starting point relative level are less than the height of the terminal relative level, the starting point with it is described Gradually incrementally excessive by sweep between terminal, the guide groove is parallel to the horizontal plane close to starting point end, the guide groove Close to destination terminal and horizontal plane, the destination terminal is equipped with the card slot that cooperation convex block uses, and the card slot is set to the guiding Slot retraction end, the desk body side are equipped with controller, and the controller is electrically connected and controls electric telescopic rod.

For the ease of the connection of desktop and rectangular desk body, preferred technical solution is, comprising: rectangular desk body and one kind can be double The desktop that face uses, desktop are covered in the rectangular desk body upper end, and the rectangular desk body upper end, which is equipped with, cooperates pre-buried iron plate to use Magnet, the rectangular desk body upper end is equipped with the step surface that uses of cooperation frame by its edge end ring, the frame outer surface with The step surface is fitted and connected.

The utility model has the advantages that

(1) desktop that two-sided can be used and desk include rectangular desk body and desktop, and the desktop is covered in the side Shape desk body upper end, the desktop include core plate, and the core plate upper end is connected with the first patch material, and the first patch material can be prevented for resistance to scald Dirty fire-proof plate pastes material, and the core plate lower end is connected with the second patch material, and the second patch material can cover for thin sponge and felt cloth Patch material, be equipped with pre-buried iron plate by its surrounding edge end ring in the core plate, desktop surrounding edge end is coated with frame, institute It states rectangular desk body upper end and is equipped with the magnet for cooperating pre-buried iron plate to use, operator can turn over desktop according to use demand Face, for example, when needing to have a meal, as long as operator lifts desktop and overturns the first patch material upward, when needing to play Mah-Jong, behaviour The second patch material is overturn upward as long as making personnel and lifting desktop, the magnet of pre-buried iron plate and rectangular desk body upper end in the core plate It is used cooperatively, is conducive to being fixedly connected between desktop and rectangular desk body, it is ensured that desktop will not be by easily in normal use Lift, the rectangular desk body upper end is equipped with the step surface that uses of cooperation frame by its edge end ring, the surface of the step surface and The frame outer surface fits, and can play the role of fixed desktop.

(2) desktop and desk that two-sided can be used described in are equipped with connecting rod in desktop side, and the connecting rod is close to desktop End is equipped with idler wheel, and the idler wheel is cooperatively connected with the T-type sliding groove on the side for being set to desktop connecting rod position, institute The connecting rod other end is stated to connect with the rotary electric machine output end for the side for being set to desk body connecting rod position, in use, The controller that operator is electrically connected by control with the rotary electric machine makes connecting rod occur to turn around rotary electric machine output end It is dynamic, and take up the desktop and rise, when desktop rises to certain altitude, rotary electric machine stops operating and maintains on the desktop Rotational angle needed for rising, will manually pull desktop one end at this time makes roller-coaster to one top of T-type sliding groove, and by table Face is overturn, and is made fragment position among idler wheel probable slip to the T-type sliding groove pulling desktop, is turned by controller control Dynamic reset motor, by manually mobile desktop by a small margin, is bonded frame and step surface when desktop fits to desk body upper end, So far the turn-over for completing desktop is exempted by such turn-over and manually lifts the cumbersome of desktop, operator is without manually pushing side aside The connecting sewing of frame and step surface single can complete desktop turn-over.

(3) desktop that two-sided can be used and desk are equipped with jigsaw in its desk body, and the jigsaw is set as half-moon-shaped, institute It states jigsaw to set there are four and be used cooperatively with the desktop respectively, square table top is integrated into circle by being equipped with jigsaw in desk body Shape desktop, the area of enlarging table top facilitate more people to take a seat.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be some embodiments of the present invention, for those of ordinary skill in the art, do not making the creative labor Under the premise of, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the utility model overall structure axis sectional view；

Fig. 2 is the utility model desktop axis sectional view；

Fig. 3 is the utility model T-type sliding groove and idler wheel connection relationship cross-sectional view；

Fig. 4 is the utility model desktop and jigsaw positional relationship top view；

Fig. 5 is the utility model jigsaw state diagram one in desk body；

Fig. 6 is the utility model jigsaw state diagram two in desk body；

Fig. 7 is guide groove fluting shape graph in the utility model guide plate；

Fig. 8 is the utility model controller and each component annexation figure.

In figure: 1, rectangular desk body；2, desktop；3, connecting rod；4, jigsaw；1-1, magnet；2-1, core plate；2-2, the first patch Material；2-3, the second patch material；2-4, pre-buried iron plate；2-5, frame；2-51, handle slot；2-52, T-type sliding groove；3-1, idler wheel；3- 2, rotary electric machine；3-3, controller；4-2, supporting plate；4-3, connector；4-4, electric telescopic rod；4-5, push plate；4-6, guiding Plate；4-7, guide groove；4-8, convex block；4-71, starting point；4-72, terminal；4-73, card slot.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field Those of ordinary skill's every other embodiment obtained without making creative work, belongs to the utility model The range of protection.

Embodiment

The utility model is described further below in conjunction with attached drawing.

As shown in Fig. 2, the desktop provided in this embodiment that two-sided can be used, which is characterized in that the desktop 2 includes table Face main body and frame 2-5, the desktop main body include core plate 2-1, first be connected on mono- end face core plate 2-1 Paste material 2-2, and the second patch material 2-3 being connected on the other end the core plate 2-1, in the core plate 2-1 by its four All edge ends are embedded with pre-buried iron plate 2-4, and the frame 2-5 package is set to the surrounding edge end of the desktop main body, and The frame 2-5 thickness is greater than the thickness of the desktop main body.

The above-mentioned desktop working principle that two-sided can be used is as follows:

The desktop main body includes core plate 2-1, and the upper end the core plate 2-1 is connected with the first patch material 2-2, the first patch material 2-2 can scald antifouling fire-proof plate patch material to be resistance to, and the lower end the core plate 2-1 is connected with the second patch material 2-3, the second patch material 2-3 It can be the patch material of thin sponge and felt cloth covering, realize the two-sided use of desktop 2 in this way.

As shown in Figure 2, it is preferable that the cross section the frame 2-5 is U-shaped structure, the open end the frame 2-5 and the table The surrounding edge end of face main body connects, and described frame 2-5 inner wall one end is connect with first patch upper end material 2-2, the frame The 2-5 inner wall other end is connect with second patch lower end material 2-3, and the outer surface the frame 2-5 is fitted and connected with step surface, is passed through It is equipped with frame 2-5 at 2 surrounding edge end of desktop, sequentially connected first patch material 2-2, core plate up and down are fixed using its open end The patch of 2-1 and second material 2-3.

For the ease of lifting for desktop 2, the embodiments of the present invention are that the side the frame 2-5 is equipped with multiple mention Hand slot 2-51, multiple handle slot 2-51 are one group with every two and are distributed in tetra- sides the frame 2-5.

As shown in Fig. 3, Fig. 8, it is preferable that mono- side frame 2-5 is equipped with connecting rod 3, and described 3 one end of connecting rod is equipped with Idler wheel 3-1, mono- side frame 2-5 are transversely provided with T-type sliding groove 2-52 along its length, the idler wheel 3-1 with it is described T-type sliding groove 2-52 is cooperatively connected, two top T-type sliding groove 2-52 and the frame 2-5 length direction institute where it Two sides between be respectively kept with pre-determined distance, the desktop is used cooperatively with rectangular desk body 1, in the rectangular desk body 1 Equipped with rotary electric machine 3-2, the rotary electric machine 3-2 output end is set to rectangular 1 side of desk body close to edge end, the connection 3 other end of bar is connect with the rotary electric machine 3-2 output end, and rectangular 1 side of desk body is equipped with controller 3-3, the control Device 3-3 is electrically connected and controls rotary electric machine 3-2, controls the company connecting with the rotary electric machine 3-2 output end by controller 3-3 The rotation of extension bar 3,3 length of connecting rod is without too long, as long as guaranteeing that the connecting rod 3 drives 2 lifting heights of desktop bigger Between two sides where two top T-type sliding groove 2-52 and the frame 2-5 length direction where it there are Pre-determined distance, the rise of desktop 2 connect with its other end, rotary electric machine 3-2 holding are driven when connecting rod 3 rotates This angle of rotation is constant, and the idler wheel 3-1 that 3 other end of connecting rod is equipped with is matched with T-type sliding groove 2-52, guarantees that desktop 2 is connecting 3 other end of bar slides laterally along T-type sliding groove, and when desktop 2 rises, the artificial desktop 2 that pulls is slided along T-type sliding groove transverse direction It is dynamic, when idler wheel 3-1 slides into T-type one top of sliding groove, desktop 2 is overturn, is then pulling desktop along inverse direction 2, make fragment position among idler wheel 3-1 probable slip to the T-type sliding groove 2-52, rotary electric machine 3-2 is controlled by controller 3-3 It resets, then in mobile desktop 2 by a small margin, is bonded frame 2-5 and step surface, so far completes the turn-over of desktop 2.

As shown in figure 4, increasing desktop area for the ease of square table top 2 is integrated into round desktop, more people being facilitated to enter Seat, the embodiments of the present invention be further include jigsaw 4, the jigsaw 4 is set as half-moon-shaped, and the jigsaw 4 is set there are four simultaneously It is respectively cooperating with the desktop 2 to use, side where the straight flange of multiple jigsaw 4 and 2 side of desktop cooperation make its circular arc Place side is mutually linked composition circular.

As shown in Figure 5, Figure 8, it is preferable that the jigsaw 4 is set in rectangular desk body 1, and rectangular 1 side of desk body is equipped with The aperture for cooperating the jigsaw 4 to pass in and out, 4 lower end of jigsaw are equipped with supporting plate 4-2, and the supporting plate 4-2 is set as from it far from jigsaw 4 Hold it close to 4 end of jigsaw in shape is gradually tilted, the one end the supporting plate 4-2 is connect with 4 lower end of jigsaw, the supporting plate 4-2 The other end is connected with electric telescopic rod 4-4, the one end the connector 4-3 and the fixed company of the supporting plate 4-2 by connector 4-3 It connects, the connector 4-3 other end is vertically equipped with push plate 4-5, and the one end the push plate 4-5 and the electric telescopic rod 4-4 are exported End is slidably connected, and guide plate 4-6 is additionally provided in the rectangular desk body 1, there are two the guide plate 4-6 is set, the connector 4-3 And electric telescopic rod 4-4 is set between two guide plate 4-6, two guide plate 4-6 are for constraining connector 4-3 only It can move up and down in it, the guide plate 4-6 is equipped with guide groove 4-7, and the side the connector 4-3 is equipped with described in cooperation In the convex block 4-8 that guide groove 4-7 is used, the convex block 4-8 inscribe and the guide groove 4-7, as shown in fig. 7, the guide groove 4-7 includes starting point 4-71 and terminal 4-72, and the height of the starting point 4-71 relative level is less than the terminal 4-72 with respect to water The height of plane, gradually incrementally excessive by sweep between the starting point 4-71 and the terminal 4-72, the guide groove 4-7 is parallel to the horizontal plane close to the end starting point 4-71, and the guide groove 4-7 is close to the end terminal 4-72 and horizontal plane, the end The end point 4-72 is equipped with the card slot 4-73 that cooperation convex block 4-8 is used, and 1 side of desk body is equipped with controller 3-3, the controller 3- 3 are electrically connected and simultaneously control electric telescopic rod 4-4, when the elongation of electric telescopic rod 4-4 output end, output end top to push plate 4-5, and The connecting rod 4-3 for being set to the front end push plate 4-5 is driven to move forward, the side the connecting rod 4-3 is equipped with and is inscribed in guide groove 4-7 Convex block 4-8, when connecting rod 4-3 is not moved, convex block 4-8 is located at the end starting point 4-71, at this time the front end connecting rod 4-3 jigsaw 4 hide In in desk body 1, when electric telescopic rod 4-4 output end moves forward, the rail that drives connecting rod 4-3 to set in guide groove 4-7 It is moved forward in mark, since the guide groove 4-7 is parallel to the horizontal plane close to the end starting point 4-71, jigsaw 4 is out of aperture 4-1 at this time It stretches out, since guide groove 4-7 entirety track is in trend is gradually risen, connecting rod 4-3 drives jigsaw 4 to ramp up movement at this time, Electric telescopic rod 4-4 is in move downward with respect to push plate 4-5 at this time, when convex block 4-8 moves to the terminal end 4-72, such as Fig. 6 institute Show, electric telescopic rod 4-4 keeps extension elongation constant, and side where 4 straight flange of jigsaw and 2 side of desktop are from Vertical Square at this time To and horizontal direction all stay at regular intervals, since the guide groove 4-7 is close to the end terminal 4-72 and horizontal plane, pass through people Work lifts jigsaw 4, and to rise to 4 upper end of jigsaw coplanar with 2 upper end of desktop, one section of electric telescopic rod 4-4 automatic retracted long at this time Degree, single electric telescopic rod 4-4 output end still with push plate 4-5 end thereof contacts, meet convex block 4-8 when reversely pushing jigsaw 4 It is stuck in card slot 4-73, guarantees the fixation for guaranteeing jigsaw 4 while side where 4 straight flange of jigsaw is bonded with 2 side of desktop, When needing to withdraw jigsaw 4, pulling jigsaw 4 makes convex block 4-8 leave card slot 4-73, and convex block 4-8 is slided into terminal 4-72, passed through Controller 3-3 controls electric telescopic rod 4-4 retraction, and jigsaw 4 drives convex block 4-8 to slide down to starting point 4-72 due to gravity Place end, electric telescopic rod 4-4 is manually pushing jigsaw 4 to be that convex block 4-8 arrives at 4- with respect to push plate 4-5 in moving upwards at this time 72 places end.

As shown in Figure 1, the desk provided in this embodiment that two-sided can be used, comprising: rectangular desk body 1 and desktop 2, desktop 2 It is covered in 1 upper end of rectangular desk body, rectangular 1 upper end of desk body is equipped with the magnet 1- for cooperating the pre-buried iron plate 2-4 to use 1, rectangular 1 upper end of desk body is equipped with the step surface that cooperation frame 2-5 is used, the frame 2-5 appearance close to its edge end ring Face is fitted and connected with the step surface.

The working principle of the above-mentioned desk that two-sided can be used is as follows:

The desk that described one kind two-sided can use, comprising: the table that two-sided can be used of rectangular desk body 1 and covering the upper end Face, the desktop 2 include core plate 2-1, and the upper end the core plate 2-1, which is connected with the first patch material 2-2, the first patch material 2-2, to be Resistance to scald antifouling fire-proof plate patch material, the lower end the core plate 2-1 is connected with the second patch material 2-3, and the second patch material 2-3 can be thin sea The patch material of tender felt cloth covering, by the way that desktop 2 is placed in rectangular 1 upper end of desk body, make pre-buried iron plate 2-4 in desktop 2 and The magnet 1-1 of rectangular 1 upper end of desk body is attracted, it is ensured that when desktop 2 will not easily be lifted in normal use, such as be had a meal, It only needs to lift desktop 2 to overturn in face where the first patch material 2-2 upward, when playing Mah-Jong, it is only necessary to lift desktop 2 for second and paste material Upward, the 2 surrounding edge end of desktop is coated with frame 2-5 for face overturning where 2-3, it is leaned in rectangular 1 upper end of desk body Edge end ring is equipped with step surface, and the surface of the step surface and the outer surface the frame 2-5 fit, and can play fixed desktop 2 effect.

Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes still within the protection scope of the invention.

Claims (7)

1. the desktop that one kind two-sided can use, which is characterized in that the desktop (2) includes desktop main body and frame (2-5), described Desktop main body includes core plate (2-1), the first patch material (2-2) being connected on the core plate (2-1) end face, and connection The second patch material (2-3) being set on the other end the core plate (2-1), the core plate (2-1) are interior embedding by its surrounding edge end Equipped with pre-buried iron plate (2-4), frame (2-5) package is set to the surrounding edge end of the desktop main body, and the side Frame (2-5) thickness is greater than the thickness of the desktop main body.

2. the desktop that one kind according to claim 1 two-sided can use, which is characterized in that frame (2-5) cross section For U-shaped structure, the frame open end (2-5) is connect with the surrounding edge end of the desktop main body, frame (2-5) inner wall One end is connect with first patch upper end material (2-2), under frame (2-5) the inner wall other end and second patch material (2-3) End connection, the frame outer surface (2-5) is fitted and connected with step surface.

3. the desktop that one kind according to claim 2 two-sided can use, which is characterized in that frame (2-5) side is set There are multiple handle slots (2-51), multiple handle slots (2-51) are one group with every two and are distributed in four, the frame (2-5) Side.

4. the desktop that one kind according to claim 2 two-sided can use, which is characterized in that frame (2-5) side Equipped with connecting rod (3), described connecting rod (3) one end is equipped with idler wheel (3-1), and frame (2-5) side is along its length It is transversely provided with T-type sliding groove (2-52), the idler wheel (3-1) and the T-type sliding groove (2-52) are cooperatively connected, and the T-type is sliding It is respectively kept between two sides where dynamic two top slot (2-52) and the frame (2-5) length direction where it default Distance, the desktop (2) are used cooperatively with rectangular desk body (1), are equipped with rotary electric machine (3-2) in the rectangular desk body (1), described Rotary electric machine (3-2) output end is set to the desk body (1) side close to edge end, connecting rod (3) other end with described turn Dynamic motor (3-2) output end connection, rectangular desk body (1) side are equipped with controller (3-3), and the controller (3-3) is electrically connected It connects and controls rotary electric machine (3-2).

5. the desktop that one kind according to claim 1 two-sided can use, which is characterized in that further include jigsaw (4), the spelling Plate (4) is set as half-moon-shaped, and the jigsaw (4) sets there are four and is respectively cooperating with the desktop (2) use, multiple jigsaw (4) Straight flange where side and the cooperation of the desktop (2) side so that side where its circular arc is mutually linked composition circular.

6. the desktop that one kind according to claim 5 two-sided can use, which is characterized in that the jigsaw (4) is set to rectangular In desk body (1), rectangular desk body (1) side is equipped with the aperture for cooperating jigsaw (4) disengaging, and jigsaw (4) lower end is set Having supporting plate (4-2), the supporting plate (4-2) is set as from it being in gradually to tilt shape close to jigsaw (4) end to it far from jigsaw (4) end, Described supporting plate one end (4-2) is connect with the jigsaw (4) lower end, and supporting plate (4-2) other end is connected by connector (4-3) Have electric telescopic rod (4-4), described connector one end (4-3) is fixedly connected with the supporting plate (4-2), the connector (4-3) The other end is vertically equipped with push plate (4-5), and described push plate one end (4-5) is slidably connected with the electric telescopic rod (4-4) output end, Is additionally provided with guide plate (4-6) in the rectangular desk body (1), there are two the guide plate (4-6) sets, the connector (4-3) and Electric telescopic rod (4-4) is set between two guide plates (4-6), and the guide plate (4-6) is equipped with guide groove (4-7), The connector side (4-3) is equipped with the convex block (4-8) for cooperating the guide groove (4-7) to use, convex block (4-8) inscribe with In the guide groove (4-7), the guide groove (4-7) includes starting point (4-71) and terminal (4-72), starting point (4-71) phase It is less than the height of the terminal (4-72) relative level, the starting point (4-71) and the terminal (4- to the height of horizontal plane 72) gradually incrementally excessive by sweep between, the guide groove (4-7) is parallel to the horizontal plane close to the end starting point (4-71), The guide groove is held close to terminal (4-72) and horizontal plane, and terminal (4-72) end is equipped with cooperation convex block (4-8) and uses Card slot (4-73), desk body (1) side is equipped with controller (3-3), and the controller (3-3), which is electrically connected, simultaneously controls electronic stretch Contracting bar (4-4).

7. the desk that one kind two-sided can use characterized by comprising rectangular desk body (1) and any one of claims 1 to 6 The desktop that described one kind two-sided can use, desktop (2) are covered in rectangular desk body (1) upper end, on the rectangular desk body (1) End is equipped with the magnet (1-1) for cooperating pre-buried iron plate (2-4) to use, and rectangular desk body (1) upper end is equipped with by its edge end ring matches The step surface that frame (2-5) is used is closed, the frame outer surface (2-5) is fitted and connected with the step surface.