CN215488894U - Handwriting support device with adjustable angle - Google Patents

Abstract

The utility model belongs to the technical field of electromagnetic handwriting screens, and particularly relates to an angle-adjustable handwriting support device which comprises a device body and a pressing handle, wherein a supporting bottom shell is arranged on the end side of the device body, a rotating shaft is arranged inside the end side of the supporting bottom shell, an extension shaft is arranged in the middle of the rotating shaft, a gear is arranged at the end of a connecting rod, a supporting rod is connected to the middle of the gear, a locking key switch is arranged on the end side of the supporting rod, a telescopic rod is arranged on the side of the locking key switch, an extrusion block is arranged at the end of the telescopic rod, a return spring is arranged on the end side of the extrusion block, a limiting rod is arranged on the side of the return spring, a pull rod is arranged on the end side of the connecting shaft, and a supporting block is arranged on the side of the pull rod. This handwriting support device with adjustable angle, simple structure, the simple operation is convenient for adjust the angle of drain pan and desktop, satisfies user's demand, makes user's work more comfortable.

Description

Handwriting support device with adjustable angle

Technical Field

The utility model relates to the technical field of electromagnetic handwriting screens, in particular to a handwriting support device with an adjustable angle.

Background

The handwriting board of the handwriting screen has the characteristics that the handwriting board can be randomly written and annotated on the liquid crystal screen, not only can the operation of a computer be completed, but also the displayed content can be synchronized in real time on a display interface at any time, so that the handwriting screen is popular with people.

When the handwriting pad of the handwriting screen is used, generally, only one hand can be used for holding and the other hand can be used for writing, or the handwriting screen is horizontally placed on a desktop for browsing and writing, and the long-term holding of the handwriting screen can cause the hands of a user to be easy to tired and ache; when the desk is horizontally placed on a desktop, a user can browse and operate the desk only by lowering the head, the angle for operating the handwriting screen is single, the angle cannot be flexibly adjusted, and the user can easily feel pain on the neck and shoulders due to long-time lowering operation, so that the health of the user is influenced.

In order to solve the above problems, innovative design based on the original angle-adjustable handwriting support device is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a handwriting support device with an adjustable angle, which solves the problems that the existing handwriting support device with the adjustable angle, which is provided in the background technology, is inconvenient to operate, generally only can be held by one hand and the other hand for writing in the using process, or a handwriting screen is horizontally placed on a desktop for browsing and writing, the hands of a user are easy to be tired and sore due to long-term holding of the handwriting screen, the user can browse and operate only by lowering the head when the handwriting screen is horizontally placed on the desktop, the angle of the handwriting screen is single to operate, the angle cannot be flexibly adjusted, the neck and shoulder pain is easily caused by long-time lowering operation of the user, and the health of the user is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: a handwriting support device with adjustable angle comprises a device body and a pressing handle, wherein a supporting bottom shell is arranged on the end side of the device body, a rotating shaft is arranged inside the end side of the supporting bottom shell, an extension shaft is arranged at the middle position of the rotating shaft, an adjusting shaft is connected to the end side position of the supporting bottom shell, a supporting surface shell is connected to the periphery side of the adjusting shaft, a protective pad is arranged on the surface of the supporting surface shell, a baffle is arranged at the bottom end side position of the supporting surface shell, a connecting block is arranged on the end side of the inner portion of the supporting bottom shell, an extrusion rod is connected to the middle position of the connecting block, an extrusion shaft is arranged at the middle position of the extrusion rod, the pressing handle is arranged at the end side position of the adjusting shaft, an expansion spring is connected to the side of the pressing handle, a connecting shaft is arranged on the end side of the expansion spring, and a connecting rod is arranged on the end side of the connecting shaft, the utility model discloses a connecting rod, including connecting axle, connecting rod, end department, lock key switch, telescopic link, extrusion piece, reset spring, connecting axle, connecting rod, supporting shoe, bracing piece, reset spring, connecting axle, connecting rod, supporting shoe, bracing piece, and the intermediate position of gear is connected with the bracing piece, the lock key switch is installed to the distolateral side of bracing piece, and the avris of lock key switch is provided with the telescopic link, the end department of telescopic link installs the extrusion piece, and the distolateral side of extrusion piece is provided with reset spring to reset spring's avris installs the gag lever post, the pull rod is installed to the distolateral side of connecting axle, and the avris of pull rod is provided with the supporting shoe.

Preferably, be the block connection between extension axle and the pivot, and adopt the axis coincidence setting between extension axle and the pivot.

Preferably, the supporting surface shell is tightly attached to the protective pad, and the supporting surface shell is connected with the protective pad through glue.

Preferably, the supporting bottom shell and the supporting surface shell form a connecting and mounting structure through an extrusion rod, and the extrusion rod and the connecting block form a rotating and mounting structure through an extrusion shaft.

Preferably, a telescopic mounting structure is formed between the pressing handle and the connecting shaft through a telescopic spring, and a connecting mounting structure is formed between the connecting shaft and the gear through a connecting rod.

Preferably, the telescopic rod is connected with the extrusion block in a clamping manner, and the extrusion block and the limiting rod form a telescopic mounting structure through a return spring.

Compared with the prior art, the utility model has the beneficial effects that: the handwriting support device with the adjustable angle has the advantages that the structure is simple, the operation is convenient, the angle between the bottom shell and the desktop can be adjusted conveniently, the requirements of a user are met, and the user can work more comfortably;

1. in the using process, if the angle of the device cannot be adjusted, the user can easily feel pain in the neck and shoulders due to long-time head lowering operation, so that the health of the user is influenced, the adjusting shaft is arranged at the joint of the end sides of the supporting bottom shell and the supporting face shell, the pressing handle is arranged at the end side of the adjusting shaft, when the angle is adjusted, the pressing handle is rotated by manually rotating the pressing handle, the telescopic spring is arranged at the end side of the pressing handle, the telescopic spring has elasticity and can play a role in buffering force, the end side of the telescopic spring is connected with the connecting shaft, the connecting shaft is arranged at the side of the connecting shaft, the gear is arranged at the end of the connecting shaft, and the gear is driven to rotate while the connecting shaft is driven to rotate by rotating the pressing handle, so that the effect of adjusting the rotation of the supporting face shell is achieved, and the use flexibility is increased;

2. after adjusting the device, if not locking it, can lead to its slip pine to take off, adjust the back at the diagonal angle, manual pressing handle is pressed down, make the bracing piece drive the start of latch switch, the distolateral installation telescopic link of latch switch, the start of latch switch makes the telescopic link extrude the slip, set up the extrusion piece at the distolateral of telescopic link, the telescopic link extrusion drives the extrusion piece and bounces, make the gag lever post carry out flexible block, thereby reach the effect of block locking, set up reset spring between gag lever post and extrusion piece, the elasticity that stretches out and draws back through reset spring, increase the nimble state of locking, the practicality of device has been increased.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the connection structure of the supporting surface shell and the extrusion stem according to the present invention;

FIG. 3 is a schematic view of the connection structure of the pressing handle and the adjusting shaft according to the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.

In the figure: 1. a device body; 2. a support bottom case; 3. a rotating shaft; 4. an extension shaft; 5. an adjustment shaft; 6. a supporting face shell; 7. a protective pad; 8. a baffle plate; 9. connecting blocks; 10. an extrusion stem; 11. extruding the shaft; 12. pressing the handle; 13. a tension spring; 14. a connecting shaft; 15. a connecting rod; 16. a gear; 17. a support bar; 18. a key-locking switch; 19. a telescopic rod; 20. extruding the block; 21. a return spring; 22. a limiting rod; 23. a pull rod; 24. and (7) a supporting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a handwriting support device with adjustable angle comprises a device body 1, a supporting bottom shell 2, a rotating shaft 3, an extension shaft 4, an adjusting shaft 5, a supporting surface shell 6, a protective pad 7, a baffle plate 8, a connecting block 9, an extrusion rod 10, an extrusion shaft 11, a pressing handle 12, a telescopic spring 13, a connecting shaft 14, a connecting rod 15, a gear 16, a supporting rod 17, a locking switch 18, a telescopic rod 19, an extrusion block 20, a reset spring 21, a limiting rod 22, a pull rod 23 and a supporting block 24, wherein the supporting bottom shell 2 is arranged on the end side of the device body 1, the rotating shaft 3 is arranged inside the end side of the supporting bottom shell 2, the extension shaft 4 is arranged in the middle position of the rotating shaft 3, the adjusting shaft 5 is connected to the end side of the supporting bottom shell 2, the supporting surface shell 6 is connected to the peripheral side of the adjusting shaft 5, the protective pad 7 is arranged on the surface of the supporting surface shell 2, and the baffle plate 8 is arranged on the bottom side of the supporting surface shell 6, the inner end side of the supporting bottom shell 6 is provided with a connecting block 9, the middle position of the connecting block 9 is connected with an extrusion rod 10, and a pressing shaft 11 is provided at the middle position of the pressing rod 10, a pressing handle 12 is installed at the end side position of the adjusting shaft 5, and the side of the pressing handle 12 is connected with a telescopic spring 13, the end side of the telescopic spring 13 is provided with a connecting shaft 14, and the end side of the connecting shaft 14 is provided with a connecting rod 15, the end of the connecting rod 15 is provided with a gear 16, and the middle position of the gear 16 is connected with a support rod 17, the end side of the support rod 17 is provided with a key locking switch 18, and the side of the locking key switch 18 is provided with a telescopic rod 19, the end of the telescopic rod 19 is provided with an extrusion block 20, the end side of the extrusion block 20 is provided with a return spring 21, a limit rod 22 is arranged on the side of the return spring 21, a pull rod 23 is arranged on the end side of the connecting shaft 14, and a support block 24 is arranged on the side of the pull rod 23;

furthermore, the extension shaft 4 is connected with the rotating shaft 3 in a clamping mode, the extension shaft 4 and the rotating shaft 3 are arranged in a mode of axis superposition, when the device is used for supporting a writing screen, due to the fact that models of the writing screen are different in size, the writing screen needs to be adjusted, the rotating shaft 3 is arranged at the bottom end of the supporting bottom shell 2, the extension shaft 4 is installed inside the rotating shaft 3, when the models are too large, the extension shaft 4 can be manually rotated and stretched to enable the support area to be lengthened, better supporting is facilitated, the phenomenon that the extension shaft is toppled to influence the use due to instability is avoided, and usability of the device is improved;

furthermore, the supporting face shell 6 is tightly attached to the protective pad 7, the supporting face shell 6 is connected with the protective pad 7 through glue, when the writing screen is placed on the supporting face shell 6, the writing screen collides with the supporting face shell 6 in the handwriting process to make a sound, and the writing screen can be worn for a long time, the protective pad 7 is arranged on the surface of the supporting face shell 6, the protective pad 7 can play a protective buffering effect on the writing screen, the baffle 8 is arranged on the bottom end side of the supporting face shell 6, the writing screen is prevented from falling off in the placing process, and the use stability is improved;

furthermore, a connecting and mounting structure is formed between the supporting bottom shell 2 and the supporting face shell 6 through an extrusion rod 10, a rotating and mounting structure is formed between the extrusion rod 10 and the connecting block 9 through an extrusion shaft 11, in the process of supporting the device, in order to enhance the supporting stability of the device, the extrusion rod 10 is arranged between the supporting bottom shell 2 and the supporting face shell 6 and is fixedly connected through the connecting block 9, the extrusion rod 10 has elasticity and can be adjusted along with the adjustment of the device body 1, so that the supporting of the device is more stable, the falling phenomenon is reduced, and the using stability is improved;

furthermore, a telescopic mounting structure is formed between the pressing handle 12 and the connecting shaft 14 through a telescopic spring 13, and a connecting mounting structure is formed between the connecting shaft 14 and the gear 16 through a connecting rod 15, if the angle of the device can not be adjusted during use, the user can easily feel pain in the neck and shoulders due to long-time head lowering operation, thereby affecting the health of the user, an adjusting shaft 5 is arranged at the end side connection part of the supporting bottom shell 2 and the supporting face shell 6, the pressing handle 12 is arranged at the end side of the adjusting shaft 5, the pressing handle 12 is rotated by manually rotating the pressing handle 12 during angle adjustment, the telescopic spring 13 is arranged at the end side of the pressing handle 12, the telescopic spring 13 has elasticity and can play a role of buffering force, the connecting shaft 14 is connected at the end side of the telescopic spring 13, the connecting rod 15 is arranged at the side of the connecting shaft 14, and the gear 16 is installed at the end of the connecting rod 15, the pressing handle 12 rotates to drive the connecting shaft 14 to rotate and simultaneously drive the gear 16 to rotate, so that the effect of adjusting the rotation of the supporting surface shell 6 is achieved, and the use flexibility is improved;

furthermore, the telescopic rod 19 is connected with the extrusion block 20 in a clamping manner, the extrusion block 20 and the limiting rod 22 form a telescopic mounting structure through a return spring 21, after the device is adjusted, if the device is not locked, the device can be slid and loosened, after the angle is adjusted, the pressing handle 12 is manually pressed, so that the supporting rod 17 drives the locking key switch 18 to be started, the telescopic rod 19 is arranged at the end side of the locking key switch 18, the locking key switch 18 is started to enable the telescopic rod 19 to extrude and slide, the end side of the telescopic rod 19 is provided with an extrusion block 20, the telescopic rod 19 extrudes to drive the extrusion block 20 to bounce, so that the limiting rod 22 is telescopically clamped, thereby achieving the effect of clamping and locking, a return spring 21 is arranged between the limiting rod 22 and the extrusion block 20, and the return spring 21 is used for telescopic and elastic closing, so that the flexible locking state is increased, and the practicability of the device is improved.

The working principle is as follows: when the handwriting support device with the adjustable angle is used, firstly, the angle is adjusted, the adjusting shaft 5 is arranged at the end side connecting part of the supporting bottom shell 2 and the supporting surface shell 6, the pressing handle 12 is arranged at the end side of the adjusting shaft 5, when the angle is adjusted, the pressing handle 12 is rotated by manual rotation, the telescopic spring 13 is arranged at the end side of the pressing handle 12, the telescopic spring 13 has elasticity and can play a role of buffer force, the end side of the telescopic spring 13 is connected with the connecting shaft 14, the connecting rod 15 is arranged at the side of the connecting shaft 14, the gear 16 is arranged at the end of the connecting rod 15, the gear 16 is driven to rotate while the connecting shaft 14 is driven to rotate by the rotation of the pressing handle 12, so that the effect of adjusting the rotation of the supporting surface shell 6 is achieved, in order to enhance the supporting stability of the handwriting support device, the extrusion rod 10 is arranged between the supporting bottom shell 2 and the inside of the supporting surface shell 6 and is connected and fixed through the connecting block 9, the extrusion rod 10 has elasticity and can be adjusted along with the adjustment of the device body 1, so that the support of the device is more stable, the falling phenomenon is reduced, after the device is adjusted, if the device is not locked, the device can slide and loosen, after the angle is adjusted, the pressing handle 12 is manually pressed, the supporting rod 17 drives the locking switch 18 to be started, the end side of the locking switch 18 is provided with the telescopic rod 19, the locking switch 18 is started to enable the telescopic rod 19 to extrude and slide, the end side of the telescopic rod 19 is provided with the extrusion block 20, the telescopic rod 19 extrudes and drives the extrusion block 20 to bounce, so that the limiting rod 22 is telescopically clamped, the clamping and locking effect is achieved, the reset spring 21 is arranged between the limiting rod 22 and the extrusion block 20, the telescopic spring 21 is telescopically snapped, the flexible state of locking is increased, when the writing screen is placed on the support face shell 6 after the adjustment, writing the screen and producing the collision and can making a sound with support face-piece 6 at the in-process of writing by hand, still can cause wearing and tearing for a long time, set up protection pad 7 on the surface of support face-piece 6, can play the effect of protection buffering to it through protection pad 7, bottom distolateral at support face-piece 6 sets up baffle 8, prevent that the in-process that the face-piece screen of writing was laid from droing, because the model size of writing the screen is different, consequently, need adjust it, bottom position at support drain pan 2 sets up pivot 3, the internally mounted of pivot 3 extends axle 4, when the model is too big, can the manual rotation stretch to extend extension axle 4 and make its extension supported area, be convenient for better support, prevent that the unstability leads to it to empty the influence and use, the usability of device has been increased.

Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims (6)

1. The utility model provides a handwriting support device with adjustable angle, includes device body (1) and pressing handle (12), its characterized in that: the device is characterized in that a supporting bottom shell (2) is arranged on the end side of the device body (1), a rotating shaft (3) is arranged inside the end side of the supporting bottom shell (2), an extension shaft (4) is installed at the middle position of the rotating shaft (3), the end side position of the supporting bottom shell (2) is connected with an adjusting shaft (5), the periphery of the adjusting shaft (5) is connected with a supporting surface shell (6), a protective pad (7) is arranged on the surface of the supporting surface shell (6), a baffle (8) is installed at the bottom end side position of the supporting surface shell (6), a connecting block (9) is arranged on the end side of the inner portion of the supporting bottom shell (2), an extrusion rod (10) is connected to the middle position of the connecting block (9), an extrusion shaft (11) is arranged on the middle position of the extrusion rod (10), a pressing handle (12) is installed at the end side position of the adjusting shaft (5), and the side of the pressing handle (12) is connected with a telescopic spring (13), the distolateral side of expanding spring (13) is provided with connecting axle (14), and the distolateral side of connecting axle (14) is provided with connecting rod (15), gear (16) are installed to the end department of connecting rod (15), and the intermediate position of gear (16) is connected with bracing piece (17), key switch (18) are installed to the distolateral side of bracing piece (17), and the avris of key switch (18) is provided with telescopic link (19), extrusion piece (20) are installed to the end department of telescopic link (19), and the distolateral side of extrusion piece (20) is provided with reset spring (21) to gag lever post (22) are installed to the avris of reset spring (21), pull rod (23) are installed to the distolateral side of connecting axle (14), and the avris of pull rod (23) is provided with supporting shoe (24).

2. An angle-adjustable handwriting support apparatus according to claim 1, wherein: the extension shaft (4) is connected with the rotating shaft (3) in a clamping mode, and the extension shaft (4) and the rotating shaft (3) are arranged in a mode of overlapping axes.

3. An angle-adjustable handwriting support apparatus according to claim 1, wherein: the supporting surface shell (6) is tightly attached to the protective pad (7), and the supporting surface shell (6) is connected with the protective pad (7) through glue.

4. An angle-adjustable handwriting support apparatus according to claim 1, wherein: a connecting and mounting structure is formed between the supporting bottom shell (2) and the supporting surface shell (6) through an extrusion rod (10), and a rotating and mounting structure is formed between the extrusion rod (10) and the connecting block (9) through an extrusion shaft (11).

5. An angle-adjustable handwriting support apparatus according to claim 1, wherein: a telescopic mounting structure is formed between the pressing handle (12) and the connecting shaft (14) through a telescopic spring (13), and a connecting mounting structure is formed between the connecting shaft (14) and the gear (16) through a connecting rod (15).

6. An angle-adjustable handwriting support apparatus according to claim 1, wherein: the telescopic rod (19) is connected with the extrusion block (20) in a clamping mode, and the extrusion block (20) and the limiting rod (22) form a telescopic mounting structure through a return spring (21).

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