CN218181490U

CN218181490U - Keyboard

Info

Publication number: CN218181490U
Application number: CN202222619999.0U
Authority: CN
Inventors: 伍思立; 许景民
Original assignee: Guangzhou Huali Vocational College of Technology
Current assignee: Guangzhou Huali Vocational College of Technology
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2022-12-30
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a keyboard, including well folding portion, there is the bottom plate well folding portion bottom through the screw connection, the spout has been seted up at the bottom plate top, spout inner wall sliding connection has the slide bar, slide bar top threaded connection has the fixed block, the first telescopic link of slide bar one side fixedly connected with, first telescopic link turn department rotates and is connected with the connecting axle, the connecting axle other end rotates and is connected with the second telescopic link, and second telescopic link and slide bar fixed connection. The utility model discloses a slide bar that sets up, the slide bar slides in the slide rail, slide bar fixed connection first telescopic link and second telescopic link, first telescopic link remove on the horizontal direction and can drive the slide rail and remove, are connected with bracing piece, dustproof piece and button on the slide rail, and the slide rail removes and drives the button and remove, adjusts the interval between the button through the flexible interval of telescopic link to adapt to the different demands of different people to keyboard button interval.

Description

Keyboard

Technical Field

The utility model relates to a computer technology field especially relates to a keyboard.

Background

The keyboard is an instruction and data input device for operating computer equipment, the existing keyboard is various in types, due to the lack of standard size regulations, the keyboard of the notebook computer causes the difference of the keyboard key spacing due to the different specifications of the notebook computer, the size among the external keyboard keys is various, a user can feel uncomfortable to the use of other keys with different specifications after being used to a specific key spacing, and the user can mistakenly touch other keys when knocking the keyboard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a keyboard.

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

the utility model provides a keyboard, includes well folding portion, there is the bottom plate well folding portion bottom through the screw connection, the spout has been seted up at the bottom plate top, spout inner wall sliding connection has the slide bar, slide bar top threaded connection has the fixed block, the first telescopic link of slide bar one side fixedly connected with, first telescopic link turn department rotates and is connected with the connecting axle, the connecting axle other end rotates and is connected with the second telescopic link, and second telescopic link and slide bar fixed connection, first telescopic link one side is provided with the turn bulge, turn bulge fixedly connected with slide rail, the fixed slot has been seted up at the slide rail top, fixed slot inner wall fixedly connected with bracing piece, bracing piece top fixedly connected with dust proof block, dust proof block top both sides have been seted up the dust removal hole, dust proof block top is connected with the button through the draw-in groove.

Preferably, the middle folding part is connected with a fixing rod through a bolt, two ends of the fixing rod are connected with a second rotating shaft in a rotating mode, a second connecting rod is fixed on the outer wall of the second rotating shaft, the other end of the second connecting rod is connected with a left folding part in a rotating mode, a first rotating shaft is fixed on one side of the middle folding part, a first rotating shaft outer wall is connected with a first connecting rod in a rotating mode, and the other end of the first connecting rod is connected with a right folding part in a rotating mode.

Preferably, open slots are formed in both sides of the top of the middle folding part, and one end of the sliding groove penetrates through the middle folding part.

Preferably, output ports are formed in two sides of the middle folding part, and an input port is fixedly connected to one side of the left folding part.

Preferably, the bottom of the right folding part is fixedly provided with a dustproof cover plate through a buckle.

Preferably, dust removal holes are formed in two sides of the top of the dust prevention block.

Preferably, the top of the bottom plate is provided with a limiting groove.

Compared with the prior art, the utility model provides a keyboard possesses following beneficial effect:

1. through the slide bar that sets up, the slide bar slides in the slide rail, first telescopic link of slide bar fixed connection and second telescopic link, first telescopic link removes in the horizontal direction and can drive the slide rail and remove, is connected with bracing piece, dustproof piece and button on the slide rail, and the slide rail removes and drives the button and remove, adjusts the interval between the button through the flexible interval of telescopic link to adapt to the different demands of different people to keyboard button interval.

2. Through the first connecting rod and the second connecting rod that set up, left folding portion and well folding portion are connected to first connecting rod, right folding portion and well folding portion are connected to the second connecting rod, pivot two through first connecting rod both ends and second connecting rod both ends drive left folding portion and right folding portion and rotate, rotate to well folding portion top, folding portable layer upon layer, and can effectively prevent that left folding portion and well folding portion from falling ash, accomodate and to detain when placing on the desktop, effectively prevent dust.

3. Through the dust-proof cover board that sets up, take out the dust-proof cover board of right folding portion bottom after folding and cover the top at right folding portion, effectively prevent that the dust from falling into, blow off in the dust removal hole of air accessible button lower part dust proof block simultaneously when the keyboard heat dissipation, invert the dust that can more effectively take out in the gap with the keyboard, prevent that the dust from falling into the keyboard in, cause the influence to inside part and circuit.

Drawings

Fig. 1 is a schematic view of an overall structure of a keyboard according to the present invention;

fig. 2 is a schematic plan view of a keyboard according to the present invention;

fig. 3 is a schematic diagram of an internal structure of a keyboard according to the present invention;

fig. 4 is a schematic diagram of a structure at a position a of the keyboard according to the present invention.

Fig. 5 is a schematic diagram of a structure at a location B of a keyboard according to the present invention.

In the figure: 1. a right fold; 2. a dust-proof cover plate; 3. a left fold; 4. a middle folding part; 5. A first link; 6. a second link; 7. a first rotating shaft; 8. a fixing rod; 9. a second rotating shaft; 10. An input port; 11. an output port; 12. a chute; 13. a fixed block; 14. an open slot; 15. A slide rail; 16. a limiting groove; 17. fixing grooves; 18. a slide bar; 19. a first telescopic rod; 20. A second telescopic rod; 21. a connecting shaft; 22. pressing a key; 23. a dust block; 24. a support bar; 25. A base plate; 26. a dust removal hole; 27. turning the protrusion.

Detailed Description

Example 1

Referring to fig. 1-5, a keyboard, including a middle folding portion 4, a bottom plate 25 is connected to the bottom of the middle folding portion 4 through a screw, a sliding slot 12 is formed in the top of the bottom plate 25, a sliding rod 18 is connected to the inner wall of the sliding slot 12 in a sliding manner, a fixed block 13 is connected to the top of the sliding rod 18 in a threaded manner, a first telescopic rod 19 is fixedly connected to one side of the sliding rod 18, a connecting shaft 21 is rotatably connected to the turning position of the first telescopic rod 19, the other end of the connecting shaft 21 is rotatably connected to a second telescopic rod 20, the second telescopic rod 20 is fixedly connected to the sliding rod 18, a turning protruding portion 27 is arranged on one side of the first telescopic rod 19, a sliding rail 15 is fixedly connected to the turning protruding portion 27, a fixed groove 17 is formed in the top of the sliding rail 15, a supporting rod 24 is fixedly connected to the top of the supporting rod 24, dust-proof blocks 26 are formed in two sides of the top of the dust-proof blocks 23, a key 22 is connected to the top of the dust-proof blocks 23 through a clamping slot, the sliding rod 18, the sliding rail 15, the sliding rod 18 is fixedly connected to the first telescopic rod 19 and the second telescopic rod 20, the sliding rod 19 is movable in a horizontal direction to drive the sliding rail 15, the key-to adjust the distance between the sliding rod 22, the sliding rail to meet the requirement of the keyboard.

The utility model discloses in, dust removal hole 26 has all been seted up to 23 top both sides of dustproof piece, blows out in the dust removal hole 26 of 22 lower parts dustproof pieces 23 of air accessible button when the keyboard heat dissipation, inverts the dust that can more effectually take out in the gap with the keyboard, prevents that the dust from falling into the keyboard in, causes the influence to internals and circuit.

The utility model discloses in, spacing groove 16 has been seted up at bottom plate 25 top, and spacing groove 16 can restrict reciprocating of button 22.

The working principle is as follows: by moving the position of the fixed block 13 on the sliding groove 12, the fixed block 13 moves to drive the sliding rod 18 to move, so as to stretch and compress the first telescopic rod 19 and the second telescopic rod 20 connected to the sliding rod 18, in the stretching and compressing process, the sliding rail 15 connected with the turning convex part 27 of the first telescopic rod 19 also moves correspondingly, the sliding rail 15 is connected with the supporting rod 24, the supporting rod 24 is connected with the dustproof block 23, the dustproof block 23 is connected with the key 22, so as to drive the key 22 to move left and right, according to the requirements of users on different intervals of the key 22, the requirement is met by moving the fixed block 13, and after the fixed block 13 moves to the required position, the fixed block 13 is screwed down, the key 22 is prevented from moving during typing, the limiting groove 16 is formed in the top of the bottom plate 25, the front and back movement of the key 22 can be limited, and different requirements of different people on the intervals of the key 22 are met.

Example 2

Referring to fig. 1-2, a keyboard, this embodiment is compared with embodiment 1, there is a dead lever 8 connected to one side of the middle folding portion 4 through a bolt, two ends of the dead lever 8 are connected with a second rotating shaft 9 in a rotating manner, the outer wall of the second rotating shaft 9 is fixed with a second connecting rod 6, the other end of the second connecting rod 6 is connected with a left folding portion 3 in a rotating manner, one side of the middle folding portion 4 is fixed with a first rotating shaft 7, the outer wall of the first rotating shaft 7 is connected with a first connecting rod 5 in a rotating manner, the other end of the first connecting rod 5 is connected with a right folding portion 1 in a rotating manner, the first connecting rod 5 is connected with the left folding portion 3 and the middle folding portion 4 in a rotating manner through the first connecting rod 5 and the second connecting rod 6, the left folding portion 3 and the right folding portion 1 are driven to rotate by the first rotating manner through the first rotating shaft 7 at two ends of the first connecting rod 5 and the second connecting rod 9 at two ends of the second connecting rod 6, the middle folding portion 4 rotates to the middle folding portion 4, the middle folding portion 3 and rotates to the middle folding portion 4 layer upon layer, folding portion is convenient to carry by layer, and the folding manner, and the left folding portion 3 and the middle folding portion 4 can be effectively prevented from falling ash can be placed on the desktop upside down, and placed on the desktop.

The utility model discloses in, open slot 14 has all been seted up to 4 top both sides of well folding portion, and folding portion 4 in the one end of spout 12 runs through, and the fixed block 13 of being convenient for removes and drives slide bar 18 and remove.

The utility model discloses in, output port 11 has all been seted up to 4 both sides of well folding portion, and 3 one side fixedly connected with input port 10 of left folding portion are fixed through input output port's connection and are conducted electrically to the keyboard three, and can fix it.

The utility model discloses in, 1 bottom of right side folding portion is fixed with dust cover 2 through the buckle, and through the dust cover 2 that sets up, take out the dust cover 2 of 1 bottom of right side folding portion after folding and cover at the top of 1 of right side folding portion, prevent effectively that the dust from falling into.

The working principle is as follows: the left folding part 3 is moved leftwards, the second connecting rod 6 is pulled out, the second connecting rod 6 is compressed inside the left folding part 3 in the keyboard using process, the second connecting rod 6 is pulled out and then rotated, the left folding part 3 is rotated to be above the middle folding part 4, the second connecting rod 6 enters the open slot 14, the right folding part 1 is moved rightwards, the first connecting rod 5 is pulled out, the first connecting rod 5 is arranged on the outer side of the left folding part 3, the right folding part 1 is rotated to be above the left folding part 3, the dustproof cover plate 2 is pulled out from the bottom of the right folding part 1 and covers the upper part of the right folding part 1, and therefore integral dustproof can be achieved; the output port 11 of the middle folding part 4 is connected with the input port 10 of the right folding part 1, so that the power of the middle folding part 4 and the power of the right folding part 1 can be communicated, and a certain fixing effect is achieved; when the adjusting key 22 moves, the dustproof block 23 at the bottom of the key 22 is used for preventing dust at the position where the key 22 is moved away, and meanwhile, when the keyboard is used for radiating, air can be blown out from the dust removing holes 26 at two sides of the dustproof block 23, so that the dust removing effect can be increased by inverting the keyboard, and simple dust prevention and dust removal are realized.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a keyboard, includes well folding portion (4), there is bottom plate (25) well folding portion (4) bottom through bolted connection, a serial communication port, spout (12) have been seted up at bottom plate (25) top, spout (12) inner wall sliding connection has slide bar (18), slide bar (18) top threaded connection has fixed block (13), slide bar (18) one side fixedly connected with first telescopic link (19), first telescopic link (19) turn department rotates and is connected with connecting axle (21), connecting axle (21) other end rotates and is connected with second telescopic link (20), and second telescopic link (20) and slide bar (18) fixed connection, first telescopic link (19) one side is provided with turn bulge (27), turn bulge (27) fixedly connected with slide rail (15), fixed slot (17) have been seted up at slide rail (15) top, fixed slot (17) inner wall fixedly connected with bracing piece (24), bracing piece (24) top fixedly connected with dust proof block (23), dust removal hole (26) have been seted up at dust proof block (23) both sides, dust proof block (23) top is connected with button (22).

2. The keyboard according to claim 1, wherein a fixing rod (8) is connected to one side of the middle folding portion (4) through a bolt, a second rotating shaft (9) is rotatably connected to two ends of the fixing rod (8), a second connecting rod (6) is fixed to the outer wall of the second rotating shaft (9), a left folding portion (3) is rotatably connected to the other end of the second connecting rod (6), a first rotating shaft (7) is fixed to one side of the middle folding portion (4), a first connecting rod (5) is rotatably connected to the outer wall of the first rotating shaft (7), and a right folding portion (1) is rotatably connected to the other end of the first connecting rod (5).

3. The keyboard according to claim 1, wherein open slots (14) are formed on both sides of the top of the middle folding part (4), and one end of the sliding slot (12) penetrates through the middle folding part (4).

4. The keyboard according to claim 2, wherein the middle folding part (4) is provided with output ports (11) at both sides thereof, and the left folding part (3) is fixedly connected with an input port (10) at one side thereof.

5. A keyboard according to claim 2, characterized in that the bottom of the right fold (1) is fixed with a dust cover (2) by means of a snap.

6. The keyboard according to claim 1, wherein dust removing holes (26) are formed on both sides of the top of the dust-proof block (23).

7. The keyboard according to claim 1, wherein the top of the bottom plate (25) is provided with a limiting groove (16).