CN215125377U

CN215125377U - Lifting platform

Info

Publication number: CN215125377U
Application number: CN202120461482.6U
Authority: CN
Inventors: 李进
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-12-14
Anticipated expiration: 2031-03-03

Abstract

The utility model belongs to the technical field of education and teaching, specifically disclose a lift podium, including shell subassembly, inner shell subassembly, desktop subassembly, elevating system, tilting mechanism and display device, the shell subassembly with inner shell subassembly slip cap is established, the desktop subassembly connect in the shell subassembly or the top of inner shell subassembly, the at least lower extreme of elevating system is located inside and being used for the drive of inner shell subassembly the vertical lift of desktop subassembly, tilting mechanism is used for the drive including display device fall in the storage position and the slope of desktop subassembly expose in switch between the operating position of desktop subassembly, the shell subassembly has the outer space of dodging who link up its leading flank and bottom surface, just the relative both sides of the outer space of dodging all are provided with elevating system. The utility model discloses a lift podium can improve lift stability, the use reliability and the use travelling comfort of lift podium.

Description

Lifting platform

Technical Field

The utility model relates to an education and teaching technical field especially relates to a lift podium.

Background

With the development of multimedia technology, multimedia teaching has gradually become an indispensable teaching mode for modern teaching, which can effectively enrich the education and teaching means, enhance the visualization of teaching contents, and enrich and diversify the teaching contents.

The prior art discloses a full-automatic multimedia lifting platform, it includes upper portion main part and lower part main part, be connected through the electric lift ware of two symmetry settings between upper portion main part and the lower part main part, and desktop one side of upper portion main part is provided with the turner box, the top of turner box is touch display screen mount, install touch display screen on the touch display screen mount, touch display screen passes through the turner box and is connected with electric turner to realize exposing of touch display screen and place in the turner box through the upset.

Although the lifting platform provided by the prior art can realize lifting of a platform table top and overturning of a touch display screen, the upper main body is positioned above the lower main body and is only supported by the electric lifter, so that the lifting platform is stressed greatly in the use process, and when one side of the upper main body is subjected to an acting force, the upper main body is easy to incline, and the use reliability and safety of the lifting platform are affected; meanwhile, the lower main body is of a hexahedral cabinet structure, so that a user using the lifting platform is inconvenient to sit and stand, and the use experience of the user is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lift podium to improve the lift stability of lift podium, improve the use reliability and the travelling comfort of lift podium.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a lifting platform, includes shell subassembly, inner shell subassembly, desktop subassembly, elevating system, tilting mechanism and display device, the shell subassembly with inner shell subassembly slip cap establishes, the desktop subassembly connect in the shell subassembly or the top of inner shell subassembly, elevating system lower extreme is located at least the inside drive that just is used for of inner shell subassembly the vertical lift of desktop subassembly, tilting mechanism is used for the drive display device including in the storage position and the slope of desktop subassembly expose in switch between the operating position of desktop subassembly, the shell subassembly has the outer space of dodging that link up its leading flank and bottom surface, just the relative both sides of dodging the space outward all are provided with elevating system.

The beneficial effects of the utility model reside in that:

the utility model provides a lifting platform, through setting up shell subassembly and the inner shell subassembly that the slip cap was established, when the desktop subassembly goes up and down along with one of the inner shell subassembly and the shell subassembly of being connected with it, the desktop subassembly not only supported on elevating system, can also be supported and spacing by another in inner shell subassembly and the shell subassembly, improve the stability of desktop subassembly, avoid the desktop subassembly to take place to incline when one side atress; simultaneously, because the front side of shell subassembly is provided with outside dodging the space, can the person of facilitating the use sit and carry out lecture or speech in the front side of lift podium, improve user's use travelling comfort and convenience.

Drawings

Fig. 1 is a schematic structural view of a lifting platform provided in an embodiment of the present invention in an initial state;

fig. 2 is a schematic structural view of a lifting platform provided in an embodiment of the present invention in a use state;

fig. 3 is a schematic view of a disassembled structure of a lifting platform according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of an inner shell assembly and a lifting mechanism according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of the structure of FIG. 4;

FIG. 6 is an enlarged view of a portion of FIG. 5 at I;

fig. 7 is a schematic structural diagram of a housing assembly and a desktop assembly according to an embodiment of the present invention;

FIG. 8 is an enlarged view of a portion of FIG. 7 at J;

fig. 9 is a schematic structural diagram of an enclosure assembly provided by an embodiment of the present invention;

fig. 10 is a schematic diagram of a disassembled structure of the housing assembly and the lifting mechanism provided by the embodiment of the present invention;

fig. 11 is a schematic view of a part of a lifting platform according to an embodiment of the present invention;

FIG. 12 is a schematic diagram of a split structure of the structure of FIG. 11;

fig. 13 is a schematic view of a split structure of a display device according to an embodiment of the present invention;

fig. 14 is a schematic structural diagram of a display device and a turnover mechanism provided in an embodiment of the present invention at a viewing angle;

fig. 15 is a schematic partial structure diagram of the display device and the turnover mechanism at another viewing angle according to the embodiment of the present invention.

1. An inner shell assembly; 11. an inner shell body; 11a, a transverse inner shell; 11b, a longitudinal inner shell; 111. an inner bottom plate; 1111. an operation port; 112. an inner shell side plate; 113. an inner shell main beam; 114. an inner shell stringer; 115. an inner shell stiffening beam; 116. an inner avoidance space; 117. an external interface; 12. an inner mounting plate; 121. mounting a bottom plate part; 122. a mounting side plate portion; 123. installing a guide plate part; 13. a limiting plate; 14. an inner baffle;

2. a housing assembly; 21. a housing main body; 211. an outer panel; 212. an outer top plate; 2121. a first perforation; 2122. a second perforation; 213. an outer avoidance space; 214. a wiring groove; 215. a side dam; 216. a top baffle; 217. a mounting plate portion; 218. an external interface 2; 219. a lower hem portion; 22. a transfer rack; 221. transferring the main beam; 2211. an upper convex beam portion; 222. transferring the auxiliary beam; 223. perforating; 23. a friction block; 24. a tray assembly; 241. a tray; 2411. a heat dissipation port; 242. a shutter; 243. a door lock; 25. a wiring board; 251. a wiring bottom plate; 2511. a board insertion part; 252. routing side plates; 26. a mounting frame; 261. a shelf base plate; 262. a frame side plate; 263. an upper fixing plate; 264. a lower fixing plate;

3. a lifting mechanism; 31. an outer fixing sleeve; 32. an inner sliding sleeve; 34. lifting the electric control box; 35. a fixing member; 351. a fixed bottom plate portion; 352. a fixed side plate part; 36. a housing floor;

4. a desktop component; 41. a desktop; 411. a table plate; 4111. an installation port; 412. a table guard; 42. mounting a box; 421. an outer threading hole; 422. avoiding holes;

5. a display device; 51. a display; 52. accommodating the box; 521. an adjustment hole; 522. an inner threading hole; 53. a wall hanging piece; 531. wall hanging plates; 5311. wall hanging fixing holes; 5312. a communicating hole; 532. a wall hanging connecting plate; 533. a screw connection column; 54. a mounting seat; 55. a protective sleeve; 551. a sliding hole; 56. a hinge; 57. a guide strip;

6. a turnover mechanism; 61. a housing; 62. connecting lugs; 63. a lower hinge shaft; 64. an upper articulated shaft; 65. turning over the driving shaft;

7. moving the exhibition stand; 8. a lifting controller; 9. and a turnover controller.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

This embodiment provides a lift podium, and it can be applied to in teaching, meeting, speech or other needs assist display device 5 to carry out the occasion of content show, the utility model discloses do not do specific restriction to the use scene of lift podium.

As shown in fig. 1-3, the lifting platform includes an outer shell assembly 2, an inner shell assembly 1, a desktop assembly 4, a lifting mechanism 3, a turnover mechanism 6 and a display device 5, the outer shell assembly 2 is slidably sleeved with the inner shell assembly 1, the desktop assembly 4 is connected to the top end of the outer shell assembly 2 or the inner shell assembly 1, at least the lower end of the lifting mechanism 3 is located inside the inner shell assembly 1 and is used for driving the desktop assembly 4 to vertically lift, the turnover mechanism 6 is used for driving the display device 5 to switch between a storage position of the desktop assembly 4 and a working position of the desktop assembly 4 in an inclined manner, the outer shell assembly 2 is provided with an outer avoidance space 213 running through the front side surface and the bottom surface of the outer avoidance space 213, and the lifting mechanism 3 is arranged on two opposite sides of the outer avoidance space 213.

According to the lifting platform provided by the embodiment, the outer shell component 2 and the inner shell component 1 are sleeved with the sliding sleeves, when the desktop component 4 is lifted along with one of the inner shell component 1 and the outer shell component 2 connected with the desktop component 4, the desktop component 4 is not only supported on the lifting mechanism 3, but also can be supported and limited by the other one of the inner shell component 1 and the outer shell component 2, so that the stability of the desktop component 4 is improved, and the desktop component 4 is prevented from being inclined when one side is stressed; meanwhile, since the front side of the housing assembly 2 is provided with the outer avoidance space 213, a user can conveniently sit at the front side of the lifting platform to perform lecture or speech, and the use comfort and convenience of the user are improved.

In this embodiment, inner shell subassembly 1 is fixed relatively ground, and shell subassembly 2 slip cap is established in the outside of inner shell subassembly 1, and shell subassembly 2's top is connected with desktop subassembly 4 to simplify elevating system 3's setting, improve the equipment of lift podium and dismantle the convenience, improve appearance aesthetic property. In other embodiments, the outer shell assembly 2 may be fixed relative to the ground, the inner shell assembly 1 may be slidable relative to the outer shell assembly 2, and the top end of the inner shell assembly 1 may be connected to the table top assembly 4.

As shown in fig. 4-6, the inner shell assembly 1 is generally in a recessed configuration with the opening facing forward. Specifically, the inner shell assembly 1 includes an inner shell body 11, the inner shell body 11 is a concave structure with a forward opening, and includes a transverse inner shell portion 11a forming a bottom of the concave structure and a longitudinal inner shell portion 11b forming two opposite side portions of the concave structure, and an inner avoidance space 116 corresponding to the outer avoidance space is formed in an inner concave groove of the concave structure. This kind of structure setting of inner shell main part 11 can guarantee the support stability of inner shell subassembly 1 in, simplifies the structure of inner shell subassembly 1, improves the processing convenience of inner shell subassembly 1, and improves the shape suitability of inner shell subassembly 1 and shell subassembly 2.

Further, the inner shell main body 11 is surrounded by an inner bottom plate 111 disposed horizontally and a plurality of inner shell side plates 112 disposed around the periphery of the inner bottom plate 111, so as to reduce the weight of the inner shell main body 11 and provide an accommodating space for the arrangement of the lifting mechanism 3.

In order to improve the structural strength and rigidity of the inner shell main body 11, the inner shell main body 11 further includes a plurality of inner shell main beams 113 surrounding the periphery of the inner bottom plate 111 and the upper periphery of the inner shell side plate 112, and inner shell longitudinal beams 114 vertically disposed and connected between the upper and lower inner shell main beams 113. The arrangement of the inner shell main beam 113 can improve strength and rigidity, and can improve the connection convenience between the inner shell main body 11 and other structures. Further, a plurality of inner shell longitudinal beams 114 are arranged at intervals, and at least one inner shell longitudinal beam 114 is arranged on each inner shell side plate 112 of the inner shell main body 11. More preferably, a plurality of inner shell longitudinal beams 114 are oppositely disposed on each of the two inner shell side plates 112 forming the longitudinal inner shell portion 11b, and horizontally disposed inner shell reinforcing beams 115 are connected to upper and lower ends of a set of inner shell longitudinal beams 114 which are oppositely disposed, so as to further improve the structural strength of the inner shell main body 11. It can be understood that, the above-mentioned setting of the beam structure of the inner shell main body 11 is an exemplary setting, and the present embodiment does not limit the specific arrangement form of the beam structure on the inner shell main body 11, as long as the setting of the beam structure capable of ensuring the structural strength and rigidity of the inner shell main body 11 is within the protection scope of the present invention.

In the present embodiment, the two lifting mechanisms 3 are provided, and the two lifting mechanisms 3 are respectively provided in the two longitudinal inner shells 11b to increase the distance between the action points of the two lifting mechanisms 3 on the table top assembly 4, thereby improving the lifting stability of the housing assembly 2 and the table top assembly 4, and reducing the setting cost of the lifting mechanisms 3. In other embodiments, three or more lifting mechanisms 3 may be provided, such as one lifting mechanism 3 may be provided in each of the transverse inner shell portion 11a and the two longitudinal inner shell portions 11 b.

In order to improve the use reliability of the lifting mechanism 3, the fixed end of the lifting mechanism 3 is connected with the inner shell component 1, and the driving end of the lifting mechanism 3 is connected with the desktop component 4. In this embodiment, the lifting mechanism 3 is an electric push rod, the product is mature, the cost is low, the assembly is convenient, and the electric push rod can adopt the existing mature finished product. In other embodiments, elevating system 3 can adopt other current drive structural style that can realize the vertical lift of desktop subassembly 4, for example rotary mechanism cooperation rack and pinion mechanism, rotating electrical machines cooperation sprocket chain mechanism, rotating electrical machines cooperation slider-crank mechanism etc. and it is comparatively conventional that current structure that can realize elevating drive is no longer repeated in this embodiment.

The lifting mechanism 3 comprises an outer fixing sleeve 31, an inner sliding sleeve 32 slidably sleeved in the outer fixing sleeve 31, and an inner lifting unit arranged in the inner sliding sleeve 32 and connected with the inner sliding sleeve 32, wherein a fixing member 35 is connected to the top end of the inner lifting unit. The outer fixing sleeve 31 is connected to the inner housing body 11 and the fixing member 35 is connected to the outer housing assembly 2.

Specifically, the position of the longitudinal inner shell 11b close to the bottom is connected with an inner mounting plate 12, the inner mounting plate 12 is horizontally arranged and connected to an inner shell main beam 113 positioned at the bottom, and the inner mounting plate 12 is provided with a connecting through hole. The bottom of outer fixed cover 31 has shell bottom plate 36, and shell bottom plate 36 and interior mounting panel 12 butt, shell bottom plate 36 offer connecting thread hole, and elevating system 3 and inner shell subassembly 1 are connected through the threaded connection spare of wearing to locate in through-hole and the connecting thread hole.

In order to improve the connection convenience between the lifting mechanism 3 and the inner shell assembly 1, an operation opening 1111 is formed in the position of the inner bottom plate 111 corresponding to the lifting mechanism 3, and the connection through hole is arranged right opposite to the operation opening 1111 and is communicated with the operation opening 1111. The operator can screw the threaded connection member through the operation port 1111.

Further, the inner mounting plate 12 is a U-shaped structure with an upward opening, and includes a mounting bottom plate portion 121 and two mounting side plate portions 122, the mounting bottom plate portion 121 is horizontally disposed and has the through connection hole, and the distance between the two mounting side plate portions 122 is equal to the width of the outer fixing sleeve 31, so that the mounting side plate portions 122 abut against the two opposite sides of the lifting mechanism 3, so as to limit and position the lifting mechanism 3, and improve the mounting reliability. More preferably, the upper ends of the mounting side plate portions 122 each extend obliquely upward and outward with a mounting guide plate portion 123, so that the inner mounting plate 12 is in a form of an upper end flaring for guiding the elevator mechanism 3 inserted between the two mounting side plate portions 122. In the present embodiment, the mounting bottom plate portion 121 extends in the longitudinal direction of the elevating platform, and the two mounting side plate portions 122 are located on opposite sides of the mounting bottom plate portion 121 in the width direction. In other embodiments, the mounting base plate portion 121 may also extend in the width direction of the elevating platform.

For avoiding elevating system 3's upper end to take place the incline in installation or use, the top of inner shell main part 11 still is connected with limiting plate 13, limiting plate 13 sets up the spacing hole that supplies elevating system 3 to pass, the shape in spacing hole is the same with the cross section shape of outer fixed cover 31 to restriction elevating system 3 rocks in spacing downthehole, thereby it is spacing by limiting plate 13 to make the upper end of outer fixed cover 31, the lower extreme is fixed spacingly by interior mounting panel 12, improve elevating system 3's installation stability.

Further, the installation position of the limiting plate 13 on the inner shell main body 11 is adjustable in the horizontal direction, so that the problem that the lifting mechanism 3 inclines due to machining errors, installation errors or material deformation and the like is avoided, and the lifting mechanism 3 is guaranteed not to incline after being installed. Specifically, seted up the regulation through-hole on the limiting plate 13, set up threaded hole on the inner shell main part 11, the regulation through-hole is rectangular poroid, and the length direction of adjusting through-hole lift podium extends, and limiting plate 13 is connected through the threaded connection spare of wearing to locate in regulation through-hole and the threaded hole with inner shell main part 11.

The lower part of the inner mounting plate 12 is also connected with an inner baffle 14, the inner baffle 14 and the mounting bottom plate part 121 are arranged at a parallel interval, the position of the inner baffle 14 corresponding to the connecting through hole is provided with a through hole with the same diameter, and the two ends of the inner baffle 14 are respectively connected with the inner shell main beams 113 at the two sides. The setting of interior baffle 14 can play the setting of sheltering from interior mounting panel 12, reduces the probability that outside steam or impurity got into through-hole through operation mouth 1111 to reduce the probability that outside impurity got into elevating system 3 in, improve the protection to elevating system 3. At the same time, the position where the lifting mechanism 3 is installed can also be reinforced.

As shown in fig. 7-10, the housing assembly 2 includes a housing main body 21 and a switching frame 22 detachably connected to each other, the housing main body 21 is slidably sleeved on the outer side of the housing main body 11, the switching frame 22 is connected to the top of the housing main body 21, the driving end of the lifting mechanism 3 and the fixing end of the turnover mechanism 6 are both connected to the switching frame 22, and the desktop assembly 4 is detachably connected to the housing main body 21. With this arrangement, the processing of the housing main body 21 can be simplified, and the processing and assembling accuracy can be advantageously ensured.

The outer shell body 21 includes and surrounds the formation main part by a plurality of outer panels 211, and the main part is the structure of type cut in bas-relief with inner shell body 11 adaptation, and every outer panel 211 of main part all sets up with the inner shell curb plate 112 one-to-one that corresponds, and every outer panel 211 and the inner shell curb plate 112 sliding connection that corresponds, the interior concave groove of type cut in bas-relief structure forms foretell outer space 213.

In order to reduce the abrasion when the outer shell main body 21 slides relative to the inner shell main body 11, a friction block 23 is arranged between the outer side plate 211 and the inner shell side plate 112, the friction block 23 is made of wear-resistant materials, the friction block 23 is fixed with one of the inner shell side plate 112 or the outer side plate 211, and the friction block 23 is connected with the other of the outer side surface and the inner shell side plate 112 in a sliding mode. Preferably, the friction block 23 is made of Polyoxymethylene (POM) material, or the friction block 23 may be machined from nylon or other wear-resistant material.

In this embodiment, friction blocks 23 are attached to the inner surface of outer plate 211. To facilitate the installation of the friction blocks 23, each outer side plate 211 is bent inward to form a lower folded edge part 219, and the friction blocks 23 are disposed on the lower folded edge part 219 and connected with the lower folded edge part 219. Preferably, the friction block 23 is connected to the lower hem 219 by a threaded connection. In other embodiments, the friction block 23 may be adhered to the inner surface of the outer plate 211, or the friction block 23 may be attached to the outer surface of the inner housing 61.

Further, a guiding inclined plane is formed on one surface of the friction block 23 facing the inner shell side plate 112, and the guiding inclined plane is inclined from bottom to top in a direction away from the outer side plate 211 so as to guide the outer shell assembly 2 sleeved outside the inner shell assembly 1.

To facilitate the installation of the adapter rack 22, the housing main body 21 further includes an outer top plate 212 connected to the upper end of the main body, the periphery of the outer top plate 212 is connected to each of the outer side plates 211, the outer top plate 212 is lower than the upper end of the outer side plate 211 located at the outer side, a receiving groove is defined between the outer top plate 212 and the outer side plate 211, and the desktop assembly 4 and the display device 5 can be partially received in the receiving groove. Preferably, the adapter rack 22 is connected to the lower portion of the outer top plate 212 to avoid the adapter rack 22 occupying the space of the accommodating groove, improve the rationality of the layout, and reduce the interference between the structures.

Further, to improve the appearance of the housing main body 21, the side flaps 215 are connected to the top ends of the two outer side plates 211 located at the forefront, and the top end surfaces of the side flaps 215 are flush with the top end surfaces of the outer side plates 211 located at the outer sides. Be located inboard and be connected with top baffle 216 between two outer panels 211 that set up relatively, top baffle 216 horizontal setting just is less than the top height of the outer panel 211 in the outside, and top baffle 216 is connected with the outer panel 211 of two inboards that set up relatively along its length direction's both ends vertical downward bending, and the lower side of side baffle 215 is connected with the preceding side of top baffle 216 is perpendicular. By arranging the top baffle 216, the structure between the desktop assembly 4 and the bottom of the accommodating groove can be prevented from being exposed through the concave opening of the concave structure, and the appearance attractiveness and the structural safety are improved.

The housing assembly 2 further includes a tray assembly 24, the tray assembly 24 is located at the upper portion of the outer avoiding space 213, and two ends of the tray assembly are respectively connected to the two outer side plates 211 which are oppositely arranged, and an accommodating space for accommodating articles is formed between the tray assembly 24 and the top of the housing assembly 21. Specifically, tray assembly 24 includes tray 241, and the left and right sides limit of tray 241 is connected with two outer panels 211 respectively, and the back side of tray 241 is connected with another outer panel 211, is formed with between tray 241 and the top baffle 216 and puts the object space, puts the object space and can be used to place teaching articles for use, like pen, books etc. to improve the convenience in use of lift podium.

The front side of the tray 241 is hinged with a shutter 242, the shutter 242 can be switched between a closed position closing the opening of the storage space and an open position exposing the opening of the storage space, and when the shutter 242 is in the closed position, the front side of the shutter 242 is flush with the outer panel 211 of the front side. The arrangement of the shutter 242 can protect the articles in the storage space and improve the appearance of the lifting platform. Further, the shutter 242 is provided with a door lock 243, and the door lock 243 is used to lock the shutter 242 and the housing main body 21 when the shutter 242 is in the closed position, thereby further improving safety. The door lock 243 may adopt any existing door lock structure, and the embodiment is not particularly limited thereto.

Switching frame 22 is the truss structure of character cut in bas-relief structure, and two lateral parts of its character cut in bas-relief structure correspond two lateral parts settings of shell main part 21, and the bottom of character cut in bas-relief structure corresponds the bottom setting of shell main part 21 to improve switching frame 22's structural strength, rigidity and structural integrity, make things convenient for switching frame 22's installation. In other embodiments, the adapter frame 22 may be provided for each of the two lifting mechanisms 3 and the turning mechanism 6.

In this embodiment, the adapter frame 22 includes two adapter main beams 221 surrounding to form a concave structure and an adapter auxiliary beam 222 connected between the two oppositely disposed adapter main beams 221. With this arrangement, the weight of the adapter frame 22 is reduced while the structural strength and rigidity of the adapter frame 22 are ensured. Further, two transit main beams 221 and two transit auxiliary beams 222 at each side of the zigzag structure are surrounded to form a through opening 223. The fixing member 35 is located below the adapting frame 22 and connected to the adapting main beam 221 and the adapting auxiliary beam 222 at the corresponding position of the adapting frame 22, and the lifting electric control box 34 penetrates into the penetrating opening 223. This arrangement is advantageous in providing a location for the connection of the lifting mechanism 3 to the adapter frame 22.

Further, a first mounting through hole is formed in the auxiliary transfer beam 222, a second mounting through hole is formed in the main transfer beam 221, mounting threaded holes are formed in the positions, corresponding to the first mounting through hole and the second mounting through hole, of the fixed side plate portion 352, and the transfer frame 22 is connected with the fixing member 35 through threaded connectors penetrating through the mounting threaded holes and the corresponding mounting through holes. Preferably, the first mounting through hole is a long hole, and the extending direction of the long hole is the same as the extending direction of the adapter auxiliary beam 222, so as to adjust the connection position of the fixing member 35 on the adapter frame 22, and thus the driving end of the lifting mechanism 3 can be connected by matching with the mounting position of the limit plate 13.

The position of the outer top plate 212 corresponding to the lifting mechanism 3 is provided with a first perforation 2121, and at least the lifting electric control box 34 can be completely exposed through the first perforation 2121, so that an operator can conveniently wire the lifting electric control box 34 and a controller arranged in the accommodating groove, and the wiring convenience is improved.

To further improve the convenience of connection and wiring, the fixing member 35 has a fixed bottom plate portion 351 arranged horizontally and three fixed side plate portions 352 arranged around three sides of the fixed bottom plate portion 351, the elevation electrical control box 34 is arranged on the fixed bottom plate portion 351, and the three fixed side plate portions 352 and the fixed bottom plate portion 351 are formed with a slot opening facing the other elevation mechanism 3 around. In the two transfer main beams 221 enclosing the through opening 223, the transfer main beam 221 near the other lifting mechanism 3 is bent upwards and protruded outwards to form an upper convex beam portion 2211, the upper convex beam portion 2211 is located above the slot opening, and the wiring interface of the lifting electronic control box 34 is arranged on the side wall corresponding to the slot opening.

In order to regulate the wiring in the accommodating groove, a wiring groove 214 is formed at the upper end of the housing main body 21, the bottom of the wiring groove 214 is lower than the surface of the outer top plate 212, the wiring groove 214 extends along the length direction of the lifting platform, and two ends of the wiring groove 214 are respectively communicated with the groove opening and the first through hole 2121. Therefore, the external lead led out from the lifting electric control box 34 can be positioned in the wiring groove 214, and wiring standardization is improved.

Specifically, the housing assembly 2 includes the wiring board 25, the wiring board 25 includes a wiring bottom board 251 and a wiring side board 252 connected in an L shape, the wiring bottom board 251 is horizontally disposed and connected to the outer board 211 of the inner front side, the wiring side board 252 extends upward and is connected to the rear side of the top baffle 216, and the wiring board 25 and the outer board 211 surround to form the wiring groove 214 which is left and right through and has an open upper end. It will be appreciated that the routing channel 214 may take other configurations.

In order to facilitate connection of the wiring base plate 251 and the outer side plate 211, a slot is formed in the outer side plate 211, an inserting plate portion 2511 extends backwards from the rear side edge of the wiring base plate 251, and the inserting plate portion 2511 is inserted into the slot, so that connection convenience of the outer side plate 211 and the wiring plate 25 is improved. In other embodiments, the trace base plate 251 and the outer plate 211 may be connected by a snap or a screw. Further, the rear side edge of the top baffle 216 is bent inward to form an extension plate portion, the routing side plate 252 is located at the front side of the extension plate portion and attached to the front side surface of the extension plate portion, and the routing side plate 252 is connected with the top baffle 216 through a threaded connector penetrating between the routing side plate 252 and the extension plate portion.

Because the wiring groove 214 is disposed above the tray 241, and the accommodating groove is provided with an electric control element, in order to improve the heat dissipation of the internal structure of the accommodating groove, the tray 241 is provided with a plurality of heat dissipation openings 2411, so that external air flow can enter the accommodating space through the heat dissipation openings 2411, and the heat dissipation of wires inside the wiring groove 214 is improved.

As shown in fig. 11 and 12, the table top assembly 4 includes a table top 41, the table top 41 being positioned above the outer and

inner shell assemblies

2, 1 and connected to the outer shell body 21. In order to improve the connection convenience, the upper end periphery of the housing main body 21 is extended outward vertically with a mounting plate portion 217, and the mounting plate portion 217 is attached to and detachably connected with the bottom surface of the desk top 41. In this embodiment, the mounting plate portion 217 is detachably connected to the table top 41 by a screw connection member to improve the mounting stability. In other embodiments, the tabletop 41 can also be detachably connected by a snap-fit connection, an interference-fit connection, or the like.

The desktop 41 includes a desktop plate 411, the desktop plate 411 is horizontally disposed and connected to the mounting plate 217, and a desk baffle 412 vertically extends upward from the left and right sides and the rear side of the desktop plate 411. The table baffle 412 is arranged to enable articles to be placed and dropped. Further, the table plate 411 covers the upper end of the housing assembly 2 to improve the appearance.

For the installation of convenient display device 5, seted up installing port 4111 on the table flat 411, display device 5 can sink in installing port 4111 when non-user state to protect display device 5. For the installation of convenient display device 5, desktop subassembly 4 still includes mounting box 42, and mounting box 42 is installed in the bottom of table flat 411 and just is setting up to mounting port 4111, and the box opening of mounting box 42 is towards mounting port 4111, and display device 5 lower part at least can hold in mounting box 42, and display device 5 can upwards overturn downwards through mounting port 4111.

In the present embodiment, the mounting box 42 includes a box body with an upper end opened, and the opening of the box body is sized to correspond to the mounting port 4111. The periphery of the opening of the box body extends outwards and vertically to form a box top plate, and the box top plate is attached to and detachably connected with the lower surface of the table plate 411. Further, the depth of the inner cavity of the box body is smaller than that of the display device 5, so that the upper end of the display device 5 can be positioned in the mounting port 4111, and the appearance of the lifting platform in a non-use state is improved. The upper side edge of the mounting port 4111 is provided with a chamfer to prevent scratches from being generated when the display device 5 is mounted and used.

In the present embodiment, the front side of the display device 5 is hinged to the mounting box 42, and the turnover mechanism 6 is a linear driving mechanism. The turnover mechanism 6 drives the rear side of the display device 5 to lift relative to the front side of the display device 5, so as to reduce the driving difficulty of the display device 5. An avoiding hole 422 is formed in the bottom of the mounting box 42, so that the driving end of the turnover mechanism 5 passes through the avoiding hole 422 to be connected with the display device 5. The outer top 212 is provided with a second through hole 2122 corresponding to the turning mechanism 6 for extending the turning mechanism 3.

Specifically, as shown in fig. 12 and 13, the display device 5 includes a display 51 and a mounting assembly, and the display 51 may be any display 51 structure, and the specific structure and type of the display 51 are not limited herein. And preferably, the display 51 is a touch display. The display 51 is hinged to the mounting box 42 by a mounting assembly.

Specifically, the mounting assembly includes a housing box 52, an upper end of the housing box 52 is open, a lower end of the housing box 52 can extend into the mounting box 42, and a front side wall of the housing box 52 is hinged to a corresponding side wall of the mounting box 42 by a hinge structure. In this embodiment, the hinge structure is a hinge 56, and two hinges 56 are spaced apart along the length of the corresponding side wall. The hinge 56 may be any type of hinge known in the art and will not be described in detail herein.

In order to improve the installation universality and convenience of the installation assembly on different displays 51, the installation assembly further comprises a wall hanging piece 53, the wall hanging piece 53 is arranged inside the accommodating box 52, the back of the display 51 is provided with a wall hanging installation hole for wall hanging, the wall hanging piece 53 is provided with a wall hanging fixing hole 5311, and the display 51 and the accommodating box 52 are connected through threaded connectors penetrating through the wall hanging installation hole and the wall hanging fixing hole 5311.

In this embodiment, the wall hanging member 53 includes a horizontally disposed wall hanging plate 531, and the wall hanging plate 531 extends along the width direction of the accommodating box 52 and has two ends connected to the accommodating box 52 respectively. Generally, four wall-hanging mounting holes are provided on the display 51, and therefore, in the present embodiment, two wall-hanging plates 531 are provided at intervals along the length direction of the accommodating box 52, and at least two wall-hanging fixing holes 5311 are provided at intervals along the length direction of each wall-hanging plate 531. In other embodiments, the display 51 can be mounted in the accommodating box 52 by using other wall hangers 53.

Preferably, the wall hanging fixing holes 5311 are elongated holes, and the extending direction of the wall hanging fixing holes 5311 is perpendicular to the length direction of the wall hanging plate 531. With this arrangement, the connection position of the wall hanging plate 531 and the display 51 in the length direction of the display 51 can be adjusted. Preferably, a plurality of wall hanging fixing holes 5311 are arranged at intervals along the length direction of the wall hanging plate 531, two adjacent wall hanging fixing holes 5311 are communicated with each other through a communicating hole 5312, the communicating hole 5312 is a long hole arranged along the length direction of the wall hanging plate 531, and the width of the communicating hole 5312 is equal to the width of the wall hanging fixing hole 5311, so as to adjust the connecting position of the wall hanging plate 531 and the display 51 in the width direction of the display 51, and improve the applicability of the wall hanging member 53 to displays 51 of different specifications. Preferably, the communication hole 5312 communicates with the center of the length of the wall hanging fixing hole 5311.

Further, the connection position of the wall hanging plates 531 in the length direction of the mounting box 42 is adjustable, so that the distance between the two wall hanging plates 531 can be adjusted, and the applicability to wall hanging mounting holes with different length intervals is improved. Preferably, the front and rear side walls of the accommodating box 52 are both provided with an adjusting hole 521, the adjusting hole 521 is a long strip structure, and the adjusting hole 521 extends along a direction perpendicular to the wall hanging plate 531. The wall hanging plate 532 is perpendicularly bent downwards at the two ends of the wall hanging plate 531, a threaded hole is formed in the wall hanging plate 532, the threaded hole is opposite to the adjusting hole 521, the wall hanging piece 53 is connected with the accommodating box 52 through a threaded connecting piece penetrating through the threaded hole and the adjusting hole 521, and the mounting position of the wall hanging piece 53 in the accommodating box 52 is changed by adjusting the position of the threaded hole in the length direction of the adjusting hole 521.

More preferably, the outer side surface of the wall-mounted connecting plate 532 is further provided with a threaded post 533 in a protruding manner, the threaded post 533 is provided with a threaded hole, and the threaded post 533 can extend into the adjusting hole 521 and is slidably connected with the hole wall of the adjusting hole 521. With this arrangement, the convenience of position adjustment of the wall hanging piece 53 on the accommodation box 52 can be improved.

In order to further improve the reliability and stability of the horizontal adjustment of the wall hanging piece 53, the front side wall and/or the rear side wall of the accommodating box 52 is/are provided with a guide strip 57, the guide strip 57 extends along the length direction of the display device 5, a guide groove is formed in the guide strip 57, and the lower end of the wall hanging connecting plate 532 extends into the guide groove and is in sliding connection with the groove wall of the guide groove. Preferably, the guide bars 57 have an L-shaped structure, one end of each guide bar is vertically connected to the corresponding inner sidewall of the accommodating box 52, and the other end of each guide bar extends upward, so that a guide groove is formed between each guide bar 57 and the corresponding inner sidewall. Only one guide bar 57 may be provided, or one guide bar may be provided for each of the two wall-hanging connecting plates 532.

Because the display 51 needs external connection wire, set up the interior through wires hole 522 that supplies the wire to wear out on the preceding curb plate of holding box 52, interior through wires hole 522 can set up a plurality ofly along the length direction interval that holds box 52. Outer threading hole 421 is correspondingly seted up with the preceding lateral wall of 52 in the installation, and interior threading hole 522 is just to setting up with outer threading hole 421 one by one, and the number of interior threading hole 522 can set up as required.

As shown in fig. 14 and 15, the driving end of the turnover mechanism 6 is connected to the housing box 52, and the connection position of the turnover mechanism 6 and the housing box 52 is close to the middle region or the rear region of the housing box 52, so that the rear side of the display device 5 is turned over with respect to the front side, thereby enabling the display surface of the display device 5 to be tilted with respect to the desk panel 411, and facilitating the user to view the contents displayed on the display surface.

In this embodiment, tilting mechanism 6 adopts the structural style of push rod motor, and the vertical setting of push rod motor to the vertical lift in rear side that drives display device 5 is in order to realize the upset, in order to realize tilting mechanism 6's modularization setting, the cost is lower, and it is convenient to set up. The tilting mechanism 6 is provided with one and is located at the center of the display device 5 in the length direction to improve the tilting stability of the display device 5. In other embodiments, the turning mechanism 6 may also adopt other driving structural forms capable of achieving vertical lifting of the rear side of the display device 5, or the turning mechanism 6 may adopt other existing driving structural forms capable of achieving turning of the display device 5 around the front side, such as a rotating motor cooperating with a link mechanism, and the like, and the turning mechanism 6 may be respectively disposed at two ends of the display device 5 in the length direction.

Tilting mechanism 6's fixed part is connected with adapter rack 22, and for realizing tilting mechanism 6's installation, be connected with mounting bracket 26 on the adapter rack 22, mounting bracket 26 is located adapter rack 22 length direction's intermediate position, and tilting mechanism 6's fixed part is connected with mounting bracket 26. Further, the mounting frame 26 includes a frame bottom plate 261 and two frame side plates 262 which surround to form a U-shaped structure, the frame bottom plate 261 and the frame side plates 262 are all vertically arranged, and a U-shaped notch of the mounting frame 26 deviates from the front of the lifting platform. The turnover mechanism 6 comprises a shell 61 and a turnover driving unit partially accommodated in the shell 61, wherein the shell 61 is at least partially positioned in a U-shaped groove of the mounting frame 26, the lower end of the shell 61 is hinged with the mounting frame 26, the turnover driving unit comprises a turnover driving shaft 65, the turnover driving shaft 65 is vertically arranged, and the turnover driving shaft 65 upwards extends out of the upper part of the mounting frame 26 and is hinged with the accommodating box 52. The arrangement of the mounting frame 26 with the U-shaped groove can provide protection for the turnover mechanism 6.

In order to connect the mounting rack 26 with the adapter rack 22, the upper ends of the two rack side plates 262 are folded outwards vertically to form an upper fixing plate 263, and the upper fixing plate 263 is erected on the upper side of the adapter rack 22 and is detachably connected with the adapter rack 22. To connect the mounting frame 26 to the housing 61, the lower ends of the two frame side plates 262 are bent inward vertically to form extension plates, and the extension plates are bent downward vertically to form lower fixing plates 264. The lower end of the shell 61 is provided with a connecting lug 62, the connecting lug 62 is located between two lower fixing plates 264, and the connecting lug 62 is hinged with the lower fixing plates 264 through a lower hinge shaft 63 which is horizontally arranged. For improving connection stability, engaging lug 62 is relative and the interval is provided with two, and one side that another engaging lug 62 was kept away from to every engaging lug 62 all with the 264 internal surface butt that corresponds, and lower articulated shaft 63 wears to locate on two bottom plates 264 and two lower engaging lugs 62.

In order to realize the connection between the turnover driving shaft 65 and the accommodating box 52, the mounting seat 54 is detachably connected to the box bottom of the accommodating box 52, the turnover driving shaft 65 is hinged with the mounting seat 54 through an upper hinge shaft 64, and the upper hinge shaft 64 and the lower hinge shaft 63 extend in the same direction. Further, the mount 54 includes a seat bottom plate and two seat side plates that form a U-shaped structure, the seat bottom plate is detachably connected to the box bottom of the accommodating box 52, the seat side plates extend in a direction perpendicular to the box bottom, a long-strip-shaped hinge hole is provided on each seat side plate, and the length direction of the hinge hole extends in the width direction of the mounting box 42. The upper end of the turnover drive shaft 65 extends between the two seat side plates, the upper hinge shaft 64 vertically penetrates through the turnover drive shaft 65, and the two ends of the upper hinge shaft respectively extend into the two hinge holes.

Further, in order to reduce the abrasion of the tumble drive shaft 65 when sliding relative to the hinge hole, the hinge hole is sleeved with a protective sleeve 55, and the protective sleeve 55 is made of a wear-resistant material. The protective sleeve 55 is provided with a strip-shaped sliding hole 551, and the upper hinge shaft 64 penetrates through the sliding hole 551 and is connected with the hole wall of the sliding hole 551 in a sliding manner.

As shown in fig. 1, in order to control the operation of the turnover mechanism 6 and the lifting mechanism 3, the lifting platform further comprises a control system, and the control system is electrically connected with the lifting mechanism 3 and the turnover mechanism 6 respectively to control the operation of the lifting mechanism 3 and the turnover mechanism 6. In the embodiment, the control system comprises a lifting controller 8 and a turnover controller 9, wherein the lifting controller 8 is electrically connected with the two lifting mechanisms 3 respectively so as to control the lifting operation of the lifting mechanisms 3; the turnover controller 9 is electrically connected to the turnover mechanism 6 to control the operation of the turnover mechanism 6. Through setting up elevating system 3 and tilting mechanism 6 of controlling respectively with turnover controller 9 and elevating system 8, the control procedure of single controller that can simplify, and improve control accuracy and the precision to elevating system 3 and tilting mechanism 6, avoid appearing the maloperation. In other embodiments, a master controller may be provided, such that the master controller is connected to both the lifting mechanism 3 and the turning mechanism 6.

Further, the lifting controller 8 and the turning controller 9 are both connected to the casing main body 21, and the lifting controller 8 has a lifting main control board located inside the casing main body 21 and a lifting control panel exposed outside the casing main body 21. The turnover controller 9 has a turnover main control panel located inside the case main body 21 and a turnover control panel exposed outside the case main body 21, and an operator can operate the corresponding lifting control panel and the corresponding turnover control panel to control the lifting mechanism 3 or the turnover mechanism 6.

Preferably, a plurality of lifting control keys are arranged on the lifting control panel, and the lifting control keys are electrically connected with the lifting main control panel. The lifting control keys comprise a lifting key and a descending key, wherein an operator controls the lifting amplitude of the lifting driving shaft 33 by pressing the duration of the lifting key so as to control the lifting amplitude of the desktop assembly 4, and controls the descending amplitude of the lifting driving shaft 33 by controlling the duration of the pressing of the descending key so as to control the descending amplitude of the desktop assembly 4. The lifting control key can also comprise at least two height selection keys, each height selection key corresponds to a fixed height value, so that the automatic lifting mechanism 3 can automatically lift a certain height value, and the adjustment automation is improved. More preferably, the elevation control button further comprises an elevation recovery button, and the height of the desktop assembly 4 corresponding to the elevation recovery button is the initial height of the elevation platform and is also the lowest height of the elevation platform.

The angle control panel is provided with a plurality of angle control keys, and the angle control keys are electrically connected with the turnover main control panel. The angle control key includes an angle increase key and an angle decrease key, and the operator controls the rising amplitude of the angle driving shaft by pressing the duration time of the angle increase key and controls the falling amplitude of the angle driving shaft by controlling the duration time of the angle decrease key, thereby controlling the angle size of the display device 5 relative to the table plate 411. The angle control keys can also comprise at least two angle selection keys, each angle selection key corresponds to a fixed angle value, so that the display device 5 is driven by the turnover mechanism 6 to automatically turn over to a certain specific angle, and the adjustment automation and efficiency are improved. More preferably, the angle control button further comprises an angle restoring button, and the angle of the display device 5 corresponding to the lifting restoring button is 0, that is, the display device 5 is sunken in the desktop 41.

It can be understood that the number of the height selection keys and the angle selection keys and the corresponding height values or angle values can be set according to the requirement, and this is not particularly limited here.

In the present embodiment, the lifting controller 8 and the flipping controller 9 are respectively located at the upper ends of the outer side plates 211 at the two front sides of the housing main body 21, so as to improve the operation convenience of the lifting controller 8 or the flipping controller 9 and facilitate the wiring. In the present embodiment, the lifting controller 8 is disposed on the left side of the housing main body 21, and the angle controller is disposed on the right side of the housing main body 21, but the present invention is not limited thereto.

More preferably, to ensure the lifting synchronism of the two lifting mechanisms 3, the two lifting mechanisms 3 are electrically connected through a threading wire accommodated in the cabling duct 214, and one lifting control box near the lifting controller 8 is connected to the lifting controller 8 through a wire.

Further, in order to ensure the operation of the lifting controller 8, the turning controller 9 and the display device 5, the lower end of the inner shell side plate 112 of the inner shell assembly 1 is provided with an external interface 117, and external wires of the lifting controller 8, the turning controller 9 and the display device 5 are led out from the external interface 117 to be externally connected with external equipment after penetrating into the inner shell main body 11 through the through hole on the external top plate 212. Preferably, the external interface 117 is disposed on the inner shell side plate 112 located at the front side of the concave inner portion, and the corresponding position of the outer side plate 211 is provided with a wire passing port avoiding the external interface 117.

Furthermore, in order to enrich the function of the lifting platform, the table top 41 can be provided with a movable exhibition stand 7. The mobile display table 7 may be of conventional construction and may be provided in a conventional arrangement in the art and will not be described further herein.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The lifting platform is characterized by comprising an outer shell component (2), an inner shell component (1), a desktop component (4), a lifting mechanism (3), a turnover mechanism (6) and a display device (5), wherein the outer shell component (2) is sleeved with the inner shell component (1) in a sliding manner, the desktop component (4) is connected to the outer shell component (2) or the top end of the inner shell component (1), at least the lower end of the lifting mechanism (3) is positioned in the inner shell component (1) and used for driving the desktop component (4) to vertically lift, the turnover mechanism (6) is used for driving the display device (5) to be switched between a storage position and a working position, in which the desktop component (4) is immersed, of the desktop component (4) and obliquely exposed out of the working position of the desktop component (4), and the outer shell component (2) is provided with an outer avoidance space (213) running through the front side face and the bottom face of the outer shell component, and the lifting mechanisms (3) are arranged on two opposite sides of the outer avoiding space (213).

2. A lifting platform according to claim 1, characterized in that the top end of the outer shell assembly (2) is connected to the table top assembly (4), and the lifting mechanism (3) drives the outer shell assembly (2) and the table top assembly (4) to be vertically lifted relative to the inner shell assembly (1).

3. The elevating platform as claimed in claim 1, wherein at least the lower parts of the inner shell assembly (1) and the outer shell assembly (2) are in a concave structure with the opening facing forward, the concave groove of the concave structure of the outer shell assembly (2) forms the outer avoiding space (213), and the elevating mechanism (3) is arranged in the opposite sides of the concave structure of the inner shell assembly (1).

4. The lifting platform according to claim 2, wherein the inner shell assembly (1) comprises an inner shell body (11) and a limiting plate (13), the lower end of the lifting mechanism (3) is connected with the inner shell body (11), the limiting plate (13) is horizontally arranged and connected to the top end of the inner shell body (11), a limiting hole is formed in the limiting plate (13), the lifting mechanism (3) vertically penetrates through the limiting hole, and the limiting hole is matched with the cross-sectional shape of the outer fixing sleeve (31) of the lifting mechanism (3).

5. The elevating platform as claimed in claim 4, wherein the connection position of the limit plate (13) on the inner shell body (11) is adjustable in a horizontal direction.

6. The elevating platform as claimed in claim 4, wherein the inner shell main body (11) comprises an inner bottom plate (111), an inner mounting plate (12) is connected above the inner bottom plate (111), the lower end surface of the elevating mechanism (3) is detachably connected with the inner mounting plate (12) through a screw connection, and the inner bottom plate (111) is provided with an operation opening (1111) corresponding to the inner mounting plate (12).

7. The elevating platform as claimed in claim 6, wherein the inner mounting plate (12) includes a horizontally disposed mounting bottom plate portion (121), the mounting bottom plate portion (121) extends along a length direction of the elevating platform, mounting side plate portions (122) extending upward are vertically connected to both sides of the mounting bottom plate portion (121) along a width direction of the elevating platform, and opposite sides of the elevating mechanism (3) are respectively abutted against the mounting side plate portions (122).

8. The elevating platform as claimed in claim 7, wherein a top end of the mounting side plate portion (122) is extended with a mounting guide plate portion (123) obliquely upward in a direction away from the other mounting side plate portion (122).

9. The elevating platform as claimed in claim 2, wherein the housing assembly (2) comprises a housing main body (21) and a switching frame (22), the housing main body (21) is slidably sleeved outside the inner housing assembly (1), the switching frame (22) is located at the top of the inner housing assembly (1) and detachably connected to the housing main body (21), the driving end of the elevating mechanism (3) and the fixed end of the turnover mechanism (6) are both connected to the switching frame (22), and the desktop assembly (4) is detachably connected to the top end of the housing main body (21).

10. The elevating platform as claimed in claim 9, wherein the top of the housing main body (21) is formed with a receiving groove inside which the table top assembly (4) and the display device (5) can be partially received.

11. The elevating platform as claimed in claim 10, wherein the elevating mechanism (3) has an elevating control box (34) at the top end, the bottom of the containing groove is provided with a first through hole (2121) communicating with the inner cavity of the inner shell assembly (1), and the elevating control box (34) exposes the bottom of the outer shell body (21) through the first through hole (2121).

12. The elevating platform as claimed in claim 11, wherein a trough groove (214) is provided at the top of the housing main body (21), a bottom of the trough groove (214) is lower than a bottom of the receiving groove, and both ends of the trough groove (214) are respectively communicated with the two first through holes (2121).

13. The elevating platform as claimed in claim 9, wherein the housing assembly (2) further comprises a tray assembly (24), the tray assembly (24) is disposed at an upper portion of the outer avoiding space (213), and the tray assembly (24) is connected with the housing main body (21), and a storage space for accommodating articles is formed between the tray assembly (24) and the housing main body (21).

14. A lifting platform according to claim 1, characterized in that a friction block (23) is arranged between the outer shell component (2) and the inner shell component (1), one of the inner side of the outer shell component (2) and the outer side of the inner shell component (1) being detachably connected to the friction block (23) and the other being slidably connected to the friction block (23).

15. The elevating platform as claimed in claim 1, wherein the desktop assembly (4) comprises a desktop (41) and a mounting box (42) connected to the bottom of the desktop (41), the desktop (41) is connected to the top end of the outer shell assembly (2) or the inner shell assembly (1), the mounting box (42) has a box opening with an upward opening, the desktop (41) has a mounting opening (4111) corresponding to the box opening, when the display device (5) is in the storage position, at least the lower portion of the display device (5) is received in the mounting box (42), and the display device (5) can be flipped upward through the mounting opening (4111).

16. The elevating platform as claimed in claim 15, characterized in that the front side of the display device (5) is hinged to the mounting box (42), and the tilting mechanism (6) drives the rear side of the display device (5) to be raised and lowered relative to the front side of the display device (5).

17. The elevating platform as claimed in claim 16, wherein the turnover mechanism (6) is a linear driving mechanism, the turnover mechanism (6) has a turnover driving shaft (65) capable of extending and retracting vertically, the lower end of the turnover mechanism (6) is hinged with the housing assembly (2), the bottom of the display device (5) is connected with a mounting seat (54), the mounting seat (54) is provided with a hinge hole with a long hole, the hinge hole extends along the width direction of the display device (5), the turnover driving shaft (65) is hinged with the mounting seat (54) through an upper hinge shaft (64), and the upper hinge shaft (64) is vertically and slidably inserted into the hinge hole.

18. The elevating platform as claimed in claim 16, characterized in that the display device (5) comprises an accommodation box (52) and a display (51) provided in the accommodation box (52), the front side of the accommodation box (52) being hinged with the mounting box (42).

19. The lifting platform as claimed in claim 18, wherein the display device (5) further comprises a wall hanging piece (53), a wall hanging mounting hole is formed in the back surface of the display (51), the wall hanging piece (53) is arranged inside the accommodating box (52) and detachably connected with the accommodating box (52), a wall hanging fixing hole (5311) is formed in the wall hanging piece (53), and the display (51) and the wall hanging piece (53) are connected through a threaded connection piece which is arranged in the wall hanging mounting hole and the wall hanging fixing hole (5311) in a penetrating manner.

20. The elevating platform as claimed in claim 19, wherein the wall hanging fixing holes (5311) extend along a length direction of the display device (5), and the wall hanging fixing holes (5311) are provided in plurality at intervals along a width direction of the display device (5), two adjacent wall hanging fixing holes (5311) are communicated through a communication hole (5312), a width of the communication hole (5312) is equal to a width of the wall hanging fixing hole (5311), and the communication holes (5312) on the same wall hanging member (53) are located on the same straight line.

21. The lifting platform according to claim 19, wherein the wall hanging piece (53) comprises a horizontally arranged wall hanging plate (531), the wall hanging plate (531) extends along the width direction of the display (51), two ends of the wall hanging plate (531) are bent downwards to extend a wall hanging connecting plate (532), the wall hanging connecting plate (532) is detachably connected with the side wall of the accommodating box (52), and the connecting position of the wall hanging connecting plate (532) and the accommodating box (52) can be adjusted in the length direction of the display device (5).

22. The lifting platform according to claim 21, wherein the accommodating box (52) is provided with adjusting holes (521) on the front and rear side walls thereof, the adjusting holes (521) extend along the length direction of the display device (5), the wall-mounted connecting plate (532) is provided with screw connecting posts (533) protruding outwards, the screw connecting posts (533) are provided with threaded holes, the screw connecting posts (533) extend into the adjusting holes (521), and the accommodating box (52) is connected with the wall-mounted hanging member (53) through threaded connectors penetrating through the adjusting holes (521) and the threaded holes.

23. The elevating platform as claimed in claim 21, wherein the front and/or rear side wall of the accommodating box (52) is provided with a guide bar (57), the guide bar (57) extends along the length direction of the display device (5), the guide bar (57) is provided with a guide groove with an upper opening, and the lower end of the wall-hanging connecting plate (532) is slidably connected with the groove wall of the guide groove.

24. The lifting platform according to any one of claims 1 to 23, further comprising a lifting controller (8) and a turnover controller (9), wherein the lifting controller (8) is electrically connected to the lifting mechanism (3), the turnover controller (9) is electrically connected to the turnover mechanism (6), the lifting controller (8) is used for controlling the operation of the lifting mechanism (3), and the turnover controller (9) is used for controlling the operation of the turnover mechanism (6).

25. The elevating platform as claimed in claim 24, wherein the elevating controller (8) and the turning controller (9) are both mounted on the housing assembly (2), and the elevating controller (8) has an elevating control button exposed outside the housing assembly (2), and the turning controller (9) has an angle control button exposed outside the housing assembly (2).

26. The elevating platform as claimed in claim 25, wherein the elevating control button comprises:

the manual height control key comprises a rising key and a falling key, and the rising key and the falling key control the lifting amplitude of the lifting mechanism (3) through pressing time; and/or

The height selection keys are at least two, and each height selection key corresponds to a set height.

27. The elevating platform as claimed in claim 25, wherein the angle control button comprises:

the manual angle control key comprises an angle increasing key and an angle decreasing key, and the angle increasing key and the angle decreasing key control the overturning angle of the display device (5) through pressing time; and/or

The angle selection keys are at least two, and each angle selection key corresponds to a set overturning angle.

28. The elevating platform as claimed in claim 25, wherein the elevation control button comprises an elevation restoration button which controls the table top assembly (4) to return to the lowest position; and/or

The angle control key comprises an angle recovery key, and the angle recovery key controls the display device (5) to return to the storage position.