Lifting type computer screen heightening frame

Abstract

The utility model relates to the technical field of computer accessories, in particular to a lifting type computer screen heightening frame, which comprises a base, a power supply module and / or a data module are / is arranged on the base; the supporting frame is arranged above the base and used for supporting a computer screen; the driving assembly is arranged in the base and used for driving the supporting frame to ascend and descend relative to the base. According to the technical scheme, the power taking module and / or the data module with the fixed interface are / is arranged on the base, the supporting frame can ascend and descend relative to the base under the action of the driving assembly, and a user can conveniently adjust a computer screen to a proper height; in addition, the power taking module and / or the data module do not move along with lifting of the heightening frame, so that a user can connect equipment at a fixed position, and the operation complexity is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to computer accessories technical field especially, relate to a lifting type computer screen height increasing frame. BACKGROUND

[0002] The display height increasing frame is a kind of computer accessories, usually be used to improve the shelf of display height, by support plate and support leg, when using, can make user not to bow to look at display when sitting, reduce the fatigue of cervical vertebra and eye, simultaneously be used to place small articles, guarantee the neat and beautiful of computer desktop.

[0003] One Chinese utility model with the publication number CN221548310U relates to a lifting type display height increasing frame, including support plate, screw rod, transmission assembly and power source, support plate both ends are provided with telescopic column, and telescopic column includes base and support column slidingly connected on base;Screw rod is installed in telescopic column, and one end is rotatably connected with support column, and other end is threadedly connected with base;Transmission assembly is installed at support plate bottom, and is used to drive screw rod to rotate;Power source is installed at support plate bottom, and is used to drive transmission assembly;By adopting power source to drive transmission assembly, it drives screw rod to rotate, and then drives the lifting of support column, adopts the mode of electricity, compared with manual adjustment, has good convenience, and adopts the mode of electricity, only needs to control power source to open and close, does not need to manually adjust, to ensure the adjustment stability, two sides are adjusted simultaneously by two hands, effectively improve the convenience and stability of adjustment.

[0004] In the above-mentioned scheme, the display height increasing frame can adjust the height by lifting, and the side power supply socket (such as USB, Type-C interface) provided can indeed provide convenience for users, but such design may also have some potential problems or inconvenient places to use: when the height increasing frame is lifted, the USB, Type-C and other interfaces on the side will move up and down. This may cause the user to constantly adjust the height of the device when connecting or disconnecting the device to adapt to the current position of the interface, thereby increasing the complexity of the operation. Even if the height of the device does not need to be adjusted, the connected power cord will be pulled, causing the desktop to be messy. SUMMARY

[0005] In order to solve the above-mentioned problems, the purpose of the utility model is to provide a lifting type computer screen height increasing frame, on the basis of the support frame having lifting function, a power supply module and / or data module with fixed interface are arranged on the base, this area does not move with the lifting of the height increasing frame, in this way, the user can connect the device at a fixed position, reducing the operation complexity.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] The utility model provides a lifting computer screen heightening stand, which is characterized by comprising:

[0008] A base is provided with a power supply module and / or a data module;

[0009] A support frame is arranged above the base to support a computer screen;

[0010] A drive assembly is arranged inside the base to drive the support frame to lift relative to the base.

[0011] In the above technical solution, the power supply module and / or the data module with a fixed interface are arranged on the base, and the support frame can lift relative to the base under the action of the drive assembly, which facilitates the user to adjust the computer screen to a suitable height; the power supply module and / or the data module do not move with the lifting of the heightening stand, so that the user can connect the equipment at a fixed position, reducing the operation complexity.

[0012] Preferably, the base is provided with a lifting channel, the support frame is arranged at the upper middle part of the base, the supporting legs of the support frame are arranged in the lifting channel, and the upper end surfaces of the base on both sides of the support frame are provided with a storage area. In this technical solution, the supporting legs of the support frame can lift in the lifting channel of the base, and the storage area can be used to place small items, ensuring the neatness and beauty of the computer desktop.

[0013] Preferably, the base comprises a shell and a connecting support; the upper end surface of the shell is provided with a through hole, the connecting support is arranged inside the shell and below the through hole; the connecting support and the edge of the through hole form the lifting channel; and the drive assembly is arranged in the connecting support and drives the supporting legs of the support frame. In this technical solution, the base comprises the shell and the connecting support, the drive assembly is arranged in the connecting support and cooperates with the supporting legs of the support frame, and the shell is stationary when the support frame lifts relative to the connecting support, so that the power supply module and / or the data module arranged on the shell are easy for the user to connect.

[0014] Preferably, the shell on both sides of the connecting support is provided with an assembly cavity, and an assembly opening is arranged on the side surface of the shell and communicates with the assembly cavity; and the power supply module and / or the data module are assembled into the assembly cavity through the assembly opening. In this technical solution, the power supply module and / or the data module are respectively pushed into the assembly cavity along the assembly opening as a whole, and are very convenient to disassemble and assemble.

[0015] As preferred, a rack is longitudinally arranged on the inner wall of the leg of the support frame, and the driving assembly comprises a driving gear at the end; only the driving gear of the driving assembly is exposed to the side of the connecting bracket and engaged with the rack; the driving assembly can drive the support frame to ascend and descend when the driving gear is reversely rotated. In this technical solution, the driving gear of the driving assembly on the connecting bracket is engaged with the rack on the inner wall of the leg to realize the ascending and descending of the support frame, and the engagement structure is reliable, so that the ascending and descending of the support frame is more stable. It should be noted that two racks are arranged on the inner wall of the leg of the support frame, and two driving gears of the connecting bracket are partially extended to engage with the two racks, so that the ascending and descending of the support frame is more stable.

[0016] As preferred, the driving assembly comprises a motor arranged in the connecting bracket, a driving gear mounted on the shaft of the motor, and two transmission groups arranged in the connecting bracket; the transmission group comprises a driven gear, a first transmission shaft, a first transmission gear, a belt, a second transmission gear, a second transmission shaft, and the driving gear; the driving gear and the two driven gears are sequentially engaged; the first transmission shaft and the second transmission shaft are rotatably arranged on the connecting bracket through connecting bearings, the driven gear and the first transmission gear are mounted on the first transmission shaft, the driving gear and the second transmission gear are mounted on the second transmission shaft, the belt is tensioned and connected between the first transmission gear and the second transmission gear; and a plurality of connecting bearings are clamped on a plurality of mounting grooves in the connecting bracket.

[0017] In the above technical solution, the driving assembly comprises the motor, the driving gear, the driven gear, the first transmission shaft, the first transmission gear, the belt, the second transmission gear, and the driving gear which are sequentially transmitted, the support frame can be electrically adjusted through the cooperation of the driving assembly and the rack, which is very convenient, and the transmission mode is stable and reliable; the connecting bearings not only facilitate the installation of the two transmission shafts, but also effectively prevent the two transmission shafts from shaking by clamping the connecting bearings on the mounting grooves, thereby improving the transmission stability.

[0018] As preferred, a clamping strip is longitudinally arranged on the inner wall of the leg, a slot is arranged on the side wall of the connecting bracket to cooperate with the clamping strip, and the two side edges of the slot are provided with stop strips to clamp the clamping strip. In this technical solution, the clamping strip cooperates with the stop strips on the slot, which can effectively prevent the leg and the connecting bracket from shaking left and right, thereby improving the stability of the lifting.

[0019] As preferred, an L-shaped pressing block is arranged at the lower end of the leg and extends downward, the L-shaped pressing block extends to the side and is connected to the lower end of the connecting rack, and touch switches are arranged at the upper ends of the two sides of the connecting bracket to cooperate with the upper part of the support frame and the L-shaped pressing block, respectively. In this technical solution, the touch switches are arranged at the upper ends of the two sides of the connecting bracket, specifically, one touch switch is arranged on each side, the upper and lower ends of the touch switch are respectively cooperated with the upper part of the support frame and the L-shaped pressing block, and it is ensured that the support frame can stop moving at the lowest position and the highest position.

[0020] As preferred, the middle lower part of the shell is provided with an avoiding opening along the width direction thereof; the lower ends of the two sides of the connecting support extend outward to form a fixing plate, a plurality of fixing holes are symmetrically provided on the lower ends of the two sides of the shell, a plurality of screw holes are provided on the lower ends of the power taking module and / or the data module corresponding to the fixing holes, the fixing plate extends into the shell between the two modules, and at least two waist-shaped holes corresponding to the fixing holes and the screw holes are provided on the fixing plate. In the technical scheme, the avoiding opening is beneficial to threading; after the power taking module and / or the data module are pushed into the assembly cavity, the screw holes on the two sides of the module are assembled corresponding to the fixing holes, so that the module is tightly assembled; the waist-shaped holes provided on the fixing plates of the two sides of the connecting support correspond to the at least two fixing holes and screw holes on the inner side, so that the connecting support is easily disassembled and assembled.

[0021] As preferred, the connecting support is provided with a power button for controlling the power on / off of the height increasing frame; and the connecting support is further provided with a control button for controlling the lifting of the support frame. In the technical scheme, the power button controls the power on / off of the whole height increasing frame, that is, the power of the driving assembly and the power of the two modules; the control button is used for controlling the lifting of the support frame, and the two buttons are respectively installed on the front and rear sides of the height increasing frame, so that they are easily distinguished. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 FIG. 1 is a perspective view of a lifting type computer screen height increasing frame.

[0023] Figure 2 FIG. 2 is a top view of a lifting type computer screen height increasing frame.

[0024] Figure 3 FIG. 3 is a C-C cross-sectional view of the height increasing frame. Figure 2

[0025] FIG. 4 is a perspective view of the height increasing frame from another angle. Figure 4

[0026] Figure 5 FIG. 5 is a perspective view of a support frame.

[0027] Figure 6 FIG. 6 is a perspective view of a base.

[0028] Figure 7 FIG. 7 is a schematic view of the arrangement of through holes on a shell.

[0029] Figure 8 FIG. 8 is a perspective view of a connecting support.

[0030] Figure 9 FIG. 9 is a schematic view of the installation of a driving assembly in the connecting support.

[0031] Figure 10 ​A perspective view of the driving assembly.

[0032] Figure 11 A perspective view of the driving assembly.

[0033] Figure 12 An assembly view of the shell and the power taking module and / or the data module. DETAILED DESCRIPTION

[0034] Embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary, and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0035] In the description of the present application, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0036] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more, unless otherwise explicitly limited.

[0037] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0038] In the utility model, unless another definite provision and limitation, first feature is in second feature "on" or "under" can include that first and second features are in direct contact, also can include that first and second features are not in direct contact but contact through other feature between them.Moreover, first feature is in second feature "on", "above" and "upper surface" include that first feature is in second feature directly above and obliquely above, or just indicate that first feature horizontal height is higher than second feature.First feature is in second feature "under", "below" and "under surface" include that first feature is in second feature directly below and obliquely below, or just indicate that first feature horizontal height is less than second feature.

[0039] As shown in a kind of lifting computer screen heightening stand, comprising: Figures 1-12 Base 1, the base 1 is provided with power module 2 and / or data module 3;

[0040] Support frame 4, is set to the base 1 for supporting computer screen above;

[0041] Drive assembly, is set to the base 1 inside, for driving support frame 4 relative to the base 1 lifting.

[0042] The above technical scheme, in the base is provided with the fixed interface of power module and / or data module of fixed interface, support frame can be lifted relative to the base under the action of drive assembly, it is convenient for user to adjust computer screen to suitable height;Power module and / or data module do not move with the lifting of heightening stand, so that, user can connect equipment in fixed position, reduce operation complexity.

[0043] Further, the base 1 is provided with lifting channel 5, support frame 4 lifting is set in the upper end central portion of base 1 and the supporting leg of support frame 4 is in the lifting channel 5, and the upper end surface of base 1 on the both sides of support frame 4 is built with storage area 6.In the technical scheme, the supporting leg of support frame can be lifted in the lifting channel of base, and the storage area can be used to place small articles, to ensure that the neatness and beauty of computer desktop.

[0044] Further, the base 1 includes shell 7 and connecting support 8;The upper end surface central portion of shell 7 is built with through-hole 9, and connecting support 8 is installed in the inside of shell 7 and is below through-hole 9;The lifting channel 5 is formed between the connecting support 8 and the edge of through-hole 9;The drive assembly is set in connecting support 8 and drives the supporting leg of connecting support frame 4.In the technical scheme, the base includes shell and connecting support, and the drive assembly is set in the connecting support and cooperates with the supporting leg of support frame, when support frame is lifted relative to connecting support, shell is immovable, and power module and / or data module are set on shell and are easy for user to connect.

[0045]

[0046] ​Further, the outer shell 7 on both sides of the connecting bracket 8 is provided with an assembly cavity 10, and an assembly opening 11 is provided on the side of the outer shell 7 and communicates with the assembly cavity 10; the power taking module 2 and / or the data module 3 are assembled into the assembly cavity 10 through the assembly opening 11. In this technical solution, the power taking module and / or the data module are pushed into the assembly cavity along the assembly opening as a whole, and the disassembly is very convenient.

[0047] Further, a longitudinal gear rack 12 is arranged on the inner wall of the supporting leg of the supporting frame 4, and the driving assembly includes a driving gear 13 at the end; only the driving gear 13 of the driving assembly is exposed on the side of the connecting bracket 8 and engaged with the gear rack 12; when the driving assembly drives the driving gear 13 to rotate forward and backward, the supporting frame 4 can be driven to ascend and descend. In this technical solution, the driving gear of the driving assembly on the connecting bracket cooperates with the gear rack on the inner wall of the supporting leg to realize the ascending and descending of the supporting frame, and the engagement structure is reliable, so that the supporting frame is more stable when ascending and descending. It should be noted that in this case, two gear racks are arranged on the inner wall of the supporting leg on one side of the supporting frame, and two driving gears are partially exposed on one side of the connecting bracket to cooperate with the two gear racks, so that the supporting frame runs more stably when ascending and descending.

[0048] Further, the driving assembly includes a motor 14 arranged in the connecting bracket 8, a driving gear 15 mounted on the motor shaft, and two transmission groups arranged in the connecting bracket 8; the transmission group includes a driven gear 16, a first transmission shaft 17, a first transmission gear 18, a belt 19, a second transmission gear 20, a second transmission shaft 21, and the driving gear 13; the driving gear 15 is engaged with the two driven gears 16 in sequence; the first transmission shaft 17 and the second transmission shaft 21 are rotatably arranged on the connecting bracket 8 through connecting bearings 22, the driven gear 16 and the first transmission gear 18 are mounted on the first transmission shaft 17, the driving gear 13 and the second transmission gear 20 are mounted on the second transmission shaft 21, and the belt 19 is tensioned and connected between the first transmission gear 18 and the second transmission gear 20; a plurality of connecting bearings 22 are clamped on a plurality of mounting grooves 23 in the connecting bracket 8.

[0049] In the above technical solution, the driving assembly includes a motor, a driving gear, a driven gear, a first transmission shaft, a first transmission gear, a belt, a second transmission gear, and a driving gear in sequence, the supporting frame can be electrically adjusted through the cooperation of the driving assembly and the gear rack, which is very convenient, and the transmission mode is stable and reliable; the connecting bearings not only facilitate the installation of the two transmission shafts, but also can effectively prevent the two transmission shafts from shaking by clamping the connecting bearings on the mounting grooves, thereby improving the transmission stability. It should be noted that, as shown in Figure 3 and Figure 10 the connecting bearings on the first transmission shaft are assembled on the mounting grooves of the mounting frame 100, and the connecting bearings on the second transmission shaft are assembled on the mounting grooves in the two side portions of the connecting bracket.

[0050] Further, the inner wall of the leg is longitudinally provided with a clamping strip 24, the side wall of the connecting bracket 8 is provided with a slot 25 matched with the clamping strip 24, and the two side edges of the slot 25 are provided with a stop strip 26 matched with the clamping strip 24. In this technical scheme, the clamping strip is matched with the stop strip on the slot, which can effectively prevent the leg from shaking left and right with the connecting bracket, and improve the stability of lifting.

[0051] Further, the lower end of the leg extends downwardly and is provided with an L-shaped pressing block 27, the L-shaped pressing block 27 extends to the side and is connected with the lower end of the connecting rack 12, and the upper end of the two sides of the connecting bracket 8 is provided with a touch switch 28 matched with the upper bottom surface of the support frame 4 and the L-shaped pressing block 27 respectively. In this technical scheme, the touch switch is arranged at the upper end of the two sides of the connecting bracket, specifically, one touch switch is arranged at each side, the upper and lower ends of the touch switch are matched with the upper bottom surface of the support frame and the L-shaped pressing block respectively, and it is ensured that the support frame can stop moving at the lowest position and the highest position.

[0052] Further, the middle lower part of the shell 7 is provided with an avoiding opening 29 penetrating along the width direction thereof; the lower end of the two sides of the connecting bracket 8 extends outwardly and forms a fixing plate 30, the lower end of the two sides of the shell 7 is symmetrically provided with a plurality of fixing holes 31, the lower end of the power taking module 2 and / or the data module 3 is provided with a plurality of screw holes 32 corresponding to the plurality of fixing holes 31, the fixing plate 30 extends into the shell 7 between the two modules, and the fixing plate 30 is provided with at least two waist-shaped holes 33 corresponding to the fixing holes 31 and the screw holes 32. In this technical scheme, the avoiding opening is beneficial to threading; after the power taking module and / or the data module are pushed into the assembly cavity, the screw holes on the two modules are assembled corresponding to the fixing holes, so that the modules are tightly assembled; the waist-shaped holes on the fixing plates of the two sides of the connecting bracket correspond to at least two fixing holes and screw holes on the inner side, so that the connecting bracket is easily disassembled.

[0053] Further, the connecting bracket 8 is provided with a power button 34 for controlling the power on / off of the heightening stand; and the connecting bracket 8 is further provided with a control button 35 for controlling the lifting of the support frame 4. In this technical scheme, the power button controls the power on / off of the whole heightening stand, which controls the power of the driving assembly and the power of the two modules; the control button is used for controlling the lifting of the support frame, and the two buttons are respectively installed on the front and rear sides of the heightening stand, which is convenient for distinguishing.

[0054] In the specific embodiment, for the existing lifting heightening stand, there is the problem that the power taking socket (such as USB, Type-C interface) is pulled with the connected electric wire along with the lifting of the support plate, resulting in the messy desktop, the above scheme is fixed with the power taking module and / or data module on both sides of the base, the support frame for supporting the computer screen can be lifted relative to the connecting support in the base, so as to not pull the connected electric wire, and the use convenience of the lifting function is maintained; at the same time, the lifting of the support frame adopts the electric mode, the driving gear at the end of the driving assembly cooperates with the gear rack on the support frame leg, the operation is very convenient, and the driving mode is stable and reliable. In addition, the heightening stand is provided with rich power taking sockets and various data sockets, and is good in functionality.

[0055] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0056] Although the embodiments of the present application have been shown and described above, it should be understood that the above embodiments are exemplary and should not be construed as limiting the present application, and those skilled in the art can make changes, modifications, replacements and variations to the above embodiments within the scope of the present application without departing from the principles and spirits of the present application.

Claims

1. A lift computer screen riser characterized by: The utility model provides a computer screen support frame, including: Base (1), be provided with take electricity module (2) and / or data module (3) on base (1); Support frame (4) is set up above base (1) for supporting computer screen; Drive assembly is set up inside base (1), is used for driving support frame (4) to lift relative to base (1).

2. The lift screen height increaser according to claim 1, characterized in that: The base (1) is provided with lifting channel (5) inside, and support frame (4) is lifted and is arranged in the upper end middle part of base (1) and the support leg of support frame (4) is in lifting channel (5), and the upper end surface of base (1) on both sides of support frame (4) constructs the article area (6).

3. A lift screen height increaser according to claim 2, characterized in that: The base (1) includes shell (7) and connecting support (8);The upper end surface middle part of shell (7) constructs through -hole (9), and connecting support (8) is installed inside shell (7) and is below through -hole (9);The connecting support (8) is formed with lifting channel (5) between the edge of through -hole (9);The drive assembly is set in connecting support (8) and drives the support leg of connecting support frame (4).

4. A height adjustable computer screen support as claimed in claim 3, wherein: The shell (7) of both sides of connecting support (8) constructs assembly cavity (10), and is constructed with assembly mouth (11) of the communication of assembly cavity (10) on the side of shell (7);The electricity module (2) and / or data module (3) are loaded into assembly cavity (10) through assembly mouth (11).

5. The lift screen height increaser according to claim 3, characterized in that: The inner wall of the support leg of support frame (4) is longitudinally provided with a rack (12), and the drive assembly includes a drive gear (13) at the end;Only the drive gear (13) of the drive assembly is exposed on the side of the connecting support (8) and engaged with the rack (12);When the drive assembly drives the drive gear (13) to rotate forward and backward, it can drive the support frame (4) to lift.

6. A lift screen height increaser according to claim 5, characterized in that: The drive assembly includes a motor (14) arranged in the connecting support (8), a driving gear (15) mounted on the motor shaft, and two sets of transmission groups arranged in the connecting support (8);The transmission group includes a driven gear (16), a first transmission shaft (17), a first transmission gear (18), a belt (19), a second transmission gear (20), a second transmission shaft (21), and the drive gear (13);The driving gear (15) is engaged with the two driven gears (16) in sequence;The first transmission shaft (17) and the second transmission shaft (21) are rotatably arranged on the connecting support (8) through connecting bearings (22), the driven gear (16) and the first transmission gear (18) are mounted on the first transmission shaft (17), the drive gear (13) and the second transmission gear (20) are mounted on the second transmission shaft (21), and the belt (19) is tensioned and connected between the first transmission gear (18) and the second transmission gear (20);A plurality of connecting bearings (22) are clamped on a plurality of mounting grooves (23) in the connecting support (8).

7. The lift screen height increaser according to claim 5, characterized in that: The inner wall of the support leg is longitudinally provided with a clamping strip (24), and the side wall of the connecting support (8) is provided with a plug groove (25) matched with the clamping strip (24), and the two side edges of the plug groove (25) are provided with a stop strip (26) matched with the clamping strip (24).

8. A lift screen height increaser according to claim 7, characterized in that: The lower end of the leg extends downwardly and is provided with an L-shaped pressing block (27) extending to the side and connected with the lower end of the connecting rack (12). The upper end of the connecting support (8) is provided with a touch switch (28) cooperating with the upper bottom surface of the support frame (4) and the L-shaped pressing block (27) respectively.

9. The laptop computer screen riser of claim 4, wherein: The middle lower part of the shell (7) is provided with an avoiding opening (29) along the width direction. The lower end of the connecting support (8) extends outwardly and forms a fixing plate (30). The lower end of the shell (7) is symmetrically provided with a plurality of fixing holes (31). The lower end of the power supply module (2) and / or the data module (3) is provided with a plurality of screw holes (32) corresponding to the fixing holes (31). The fixing plate (30) extends into the shell (7) between the two modules. The fixing plate (30) is provided with at least two waist-shaped holes (33) corresponding to the fixing holes (31) and the screw holes (32).

10. A height adjustable computer screen support as claimed in claim 9, wherein: The connecting support (8) is provided with a power button (34) for controlling the power on / off of the heightening stand. The connecting support (8) is further provided with a control button (35) for controlling the lifting of the support frame (4).

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