CN116204054B

CN116204054B - Computer display

Info

Publication number: CN116204054B
Application number: CN202310496795.9A
Authority: CN
Inventors: 马玉伟
Original assignee: Shenzhen Jieshuo Electronic Industry Group Co ltd
Current assignee: Shenzhen Jieshuo Electronic Industry Group Co ltd
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2023-10-31
Anticipated expiration: 2043-05-05
Also published as: CN116204054A

Abstract

The invention discloses a computer display, comprising: a display housing; the left end of the display shell is fixedly provided with a plurality of air outlet pipes in a penetrating way; the right end of the display shell is provided with the airflow adjusting mechanism; and the air supply mechanism is connected with the air flow regulating mechanism through a connecting hose. When the computer is typed, the force of a user striking the keyboard is synchronously converted into the driving force for blowing air into the computer display, so that external equipment such as a fan and the like is not required to be installed, and the computer can be used for actively blowing air and radiating the inside of the computer display, and the radiating effect is better.

Description

Computer display

Technical Field

The present invention relates to the field of displays, and in particular, to a computer display.

Background

At present, the development of the computer display is towards high performance and ultra-thin, so that the heating problem of the display is more and more serious, and as the internal space of the display is smaller, a cooling fan cannot be additionally arranged like a computer case, and the display mostly adopts a mode of arranging cooling holes on a shell so as to accelerate the heat dissipation in the display; for example, patent publication number CN104898786a discloses a computer heat-dissipating display, which comprises a display body, a support frame and a base, wherein the display body and the base are fixedly connected through the support frame, a shell is arranged at the back of the display body, heat-dissipating devices are symmetrically arranged at two sides of the shell and comprise a heat-dissipating part and a dust-proof part, the width of the heat-dissipating part is larger than that of the dust-proof part, and heat-dissipating holes are formed in the heat-dissipating part; the side of the heat dissipation part opposite to the shell is provided with a cover, and the cover is hinged with the heat dissipation part through a hinge. The invention has the beneficial effects that the structure can realize the effective heat dissipation of the display, and in the heat dissipation process, the dustproof part can effectively prevent dust from falling into the display, and when the display is not used, the cover can cover the heat dissipation part to prevent the dust from falling into the display.

However, the heat dissipation mode adopts passive heat dissipation, heat in the display needs to be naturally dissipated through the heat dissipation holes, and when the heat productivity of the display is large, the heat cannot be dissipated in time, so that the heat dissipation effect is limited.

Disclosure of Invention

The present invention is directed to a computer display to solve the above-mentioned problems.

The invention aims to solve the technical problems, and is realized by adopting the following technical scheme:

a computer display, comprising: a display housing; the left end of the display shell is fixedly provided with a plurality of air outlet pipes in a penetrating way; the right end of the display shell is provided with the airflow adjusting mechanism; and the air supply mechanism is connected with the air flow regulating mechanism through a connecting hose.

Preferably, the air supply mechanism includes: the panel is provided with a plurality of openings which are matched with the key positions of the keyboard; the top surface of the protective cap is marked with numbers, letters or symbols corresponding to keys below the protective cap; the upper clamping plate is fixedly connected with the inner top of the protective cap; the lower clamping plate is positioned below the upper clamping plate; the upper clamping plate is fixedly connected with the lower clamping plate through the first air bag; the springs are arranged in the first air bags, the upper ends of the springs are fixedly connected with the tops of the first air bags, and the lower ends of the springs are fixedly connected with the bottoms of the first air bags; the first hose is fixedly connected with the first air bag and the protective cap; the inner parts of the left side and the right side of the protective cap are provided with cavities, and the first hose is communicated with the upper end of the cavities; the second hose is fixedly connected with the protective cap at one end, and the lower end of the cavity is communicated with one end of the second hose; the top surface of the flat plate is transversely fixedly provided with a plurality of first air ducts; the second air duct is fixedly connected and communicated with the right ends of the first air ducts, and the middle part of the second air duct is fixedly connected and communicated with one end of the connecting hose.

Preferably, the air supply mechanism further includes: the top end and the secondary top end of one side of the spring are connected with one end of the driving rod through a first hinge; the other end of the driving rod is connected with one side of the connecting plate through a second hinge; the driving plate is connected with the connecting plate through a torsion spring at one end, and a plurality of teeth are fixedly arranged on the driving plate; the upper guide tube is provided with a plurality of through holes in a penetrating way along the axial direction of the upper guide tube, and the surface of the upper guide tube is provided with a plurality of tooth sockets which are matched with teeth; the bearing outer ring is fixedly connected with the bottom surface of the upper clamping plate, and the bearing inner ring is fixedly connected with the upper end of the upper guide tube; the front side of the bearing is provided with a first limiting rod, and the top of the first limiting rod is fixedly connected with the bottom surface of the upper clamping plate; the bearing is provided with a first limiting rod at one side close to the spring, and the top of the first limiting rod is fixedly connected with the bottom surface of the upper clamping plate; the limiting block is fixedly arranged at the top of the upper guide pipe; the upper guide pipe is inserted in the lower guide pipe in a sliding manner, and the bottom of the lower guide pipe is fixedly connected with the lower clamping plate; the left end and the right end of the top of the lower guide tube are fixedly connected and communicated with the left short tube and the right short tube respectively, and the other end of the first hose is fixedly connected with the left short tube.

Preferably, the air supply mechanism further includes: the ventilation pipe penetrates through the protective cap and the upper clamping plate and is fixedly connected with the protective cap and the upper clamping plate; the silica gel block is fixedly arranged at the inner top of the ventilation pipe, and a plurality of ventilation holes are formed in the silica gel block in a penetrating mode.

Preferably, the airflow adjusting mechanism includes: the right end of the display shell is fixedly provided with a plurality of air inlet pipes in a penetrating way; the air box is fixedly connected and communicated with the air inlet pipe; the air inlet end of the one-way valve is fixedly connected and communicated with the connecting hose, and the air outlet end of the one-way valve is fixedly connected with the lower end of the first connecting pipe; the bottom of the second air bag is fixedly connected and communicated with the upper end of the first connecting pipe, and the second air bag is fixedly connected with the bellows; the water tank is fixedly arranged at the top of the air box, the bottom of the water tank is fixedly connected and communicated with the upper end of the second connecting pipe, and the lower end of the second connecting pipe is fixedly connected and communicated with the top of the second air bag; the middle part of the second connecting pipe is fixedly connected and communicated with one end of the third connecting pipe, and the other end of the third connecting pipe is fixedly connected and communicated with the bellows; the piston is arranged in the second connecting pipe in a sliding manner; and the top of the water tank is fixedly provided with a vent pipe in a penetrating way.

Preferably, the airflow adjusting mechanism further includes: the dust filter net is arranged in the air box.

Preferably, the airflow adjusting mechanism further includes: the lower end of the rotating shaft is fixedly connected with the top surface of the piston, and the upper end of the rotating shaft penetrates through the top of the water tank and extends to the upper part of the water tank; the one-way bearing is sleeved on the rotating shaft, the inner ring of the one-way bearing is fixedly connected with the rotating shaft, and the outer ring of the one-way bearing is fixedly connected with the top of the water tank; the limiting disc is fixedly sleeved on the top end of the rotating shaft, two limiting discs are arranged on the fixing sleeve on the top end of the rotating shaft, the upper end of the dust filtering net penetrates out from the top of the air box and is fixedly connected with the rotating shaft, and the upper end of the dust filtering net is located between the two limiting discs.

Preferably, the airflow adjusting mechanism further includes: the lower end of the dust filtering net is fixedly connected with the second rotating shaft, and the dust filtering net is wound on the second rotating shaft; the front end and the rear end of the second rotating shaft are rotatably connected with the supporting plate, and the supporting plate is fixedly connected with the display shell.

Preferably, the air flow adjusting mechanism is located in the protective housing, the protective housing is detachably connected with the display housing, a second through hole is formed in the bottom of the protective housing, and the connecting hose is located in the second through hole.

Preferably, a plurality of guide plates are fixedly arranged on the rotating shaft along the circumferential direction of the rotating shaft, and the guide plates are positioned in the water tank.

The beneficial effects of the invention are as follows:

1. when the computer is typed, the force of a user striking the keyboard is synchronously converted into the driving force for blowing air into the computer display, so that external equipment such as a fan and the like is not required to be installed, and the computer can be used for actively blowing air and radiating the inside of the computer display, and the radiating effect is better.

2. When the keyboard is knocked, driving air into the second air bag, and as more and more air is in the second air bag, the air pressure is higher and higher, so that the piston is lifted upwards, the joint of the third connecting pipe and the second connecting pipe is not shielded by the piston, and the air in the second air bag is blown into the display shell through the second connecting pipe, the third connecting pipe, the bellows and the air inlet pipe in sequence and then blown out through the air outlet pipe; the invention can cause the second air bag to accumulate a certain amount of air and increase the air pressure, then blow the air into the display, and effectively improve the wind speed, thereby increasing the blowing range and the heat dissipation effect.

3. Through setting up one-way bearing and guide plate, can make the pivot along with the guide plate rocks and unidirectional rotation in aqueous for the pivot is slow pulls out the dust filter net from the bellows top and twines, thereby makes new dust filter net get into in the bellows from the bellows bottom, the filter net in the bellows of continuous renewal improves the filter effect of filter net in the bellows.

Drawings

FIG. 1 is a schematic diagram of a front view of a display housing according to the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged schematic view of portion A1 of FIG. 2 in accordance with the present invention;

FIG. 4 is an enlarged schematic view of portion A2 of FIG. 2 in accordance with the present invention;

FIG. 5 is an enlarged schematic view of portion A3 of FIG. 2 in accordance with the present invention;

FIG. 6 is a top view of the blower mechanism of the present invention;

FIG. 7 is a schematic view of the structure of the inside of the protective cap of the present invention;

FIG. 8 is an enlarged schematic view of portion B of FIG. 7 in accordance with the present invention;

FIG. 9 is a top view of the upper guide tube of FIG. 8 in accordance with the present invention;

FIG. 10 is a top view of the drive plate of FIG. 8 in accordance with the present invention;

FIG. 11 is an enlarged schematic view of portion C of FIG. 7 in accordance with the present invention;

reference numerals: 1. an air outlet pipe; 2. a display housing; 3. a rotating shaft; 4. a protective shell; 5. a deflector; 6. a water tank; 7. a second air bag; 8. a wind box; 9. an air inlet pipe; 10. a limiting disc; 11. a one-way bearing; 12. a vent pipe; 13. a second connection pipe; 14. a piston; 15. a third connection pipe; 16. a first connection pipe; 17. a one-way valve; 18. a connecting hose; 19. a second rotating shaft; 20. a second through hole; 21. a support plate; 22. a dust filtering net; 23. a protective cap; 24. a first air bag; 25. a spring; 25-1, top end; 25-2, minor tip; 26. a cavity; 27. a second hose; 28. a first hose; 29. a lower guide tube; 30. a lower clamping plate; 31. an upper clamping plate; 32. a second limit rod; 33. a limiting block; 34. a first hinge; 35. a driving rod; 36. a second hinge; 37. a connecting plate; 38. a torsion spring; 39. a driving plate; 40. teeth; 41. a right short tube; 42. a left short tube; 43. a through hole; 44. an upper guide tube; 45. a first stop lever; 46. a bearing; 47. tooth slots; 48. a silica gel block; 49. a vent hole; 50. a ventilation pipe; 51. a flat plate; 52. a first air duct; 53. and a second air duct.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present invention are obtained, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-11, a computer display, comprising: a display housing 2; the left end of the display shell 2 is fixedly provided with a plurality of air outlet pipes 1 in a penetrating way; the right end of the display shell 2 is provided with an air flow regulating mechanism; and the air supply mechanism is connected with the air flow regulating mechanism through a connecting hose 18.

The air supply mechanism includes: the flat plate 51 is provided with a plurality of openings which are matched with the key positions of the keyboard; the protective cap 23 made of silica gel, the top surface of the protective cap 23 is marked with numbers, letters or symbols corresponding to keys below the protective cap; the upper clamping plate 31, the upper clamping plate 31 is fixedly connected with the inner top of the protective cap 23; a lower clamping plate 30, the lower clamping plate 30 being located below the upper clamping plate 31; the first air bag 24, the upper clamping plate 31 is fixedly connected with the lower clamping plate 30 through the first air bag 24; the springs 25 are arranged in the first air bags 24, the upper ends of the springs 25 are fixedly connected with the top of the first air bags 24, and the lower ends of the springs 25 are fixedly connected with the bottom of the first air bags 24; the first hose 28, one end of the first hose 28 is located in the first air bag 24, the other end of the first hose 28 extends out of the first air bag 24 and extends into the protective cap 23, and the first hose 28 is fixedly connected with the first air bag 24 and the protective cap 23; the cavity 26 is formed in the left side and the right side of the protective cap 23, the cavity 26 is formed in the inner part of the protective cap, and the first hose 28 is communicated with the upper end of the cavity 26; the second hose 27, one end of the second hose 27 is fixedly connected with the protective cap 23, and the lower end of the cavity 26 is communicated with one end of the second hose 27; a plurality of first air ducts 52 are transversely and fixedly arranged on the top surface of the flat plate 51; the right end of the top surface of the flat plate 51 is fixedly provided with a second air duct 53, the second air duct 53 is fixedly connected and communicated with the right ends of the plurality of first air ducts 52, and the middle part of the second air duct 53 is fixedly connected and communicated with one end of the connecting hose 18. The driving rod 35, the top end 25-1 and the secondary top end 25-2 on one side of the spring 25 are connected with one end of the driving rod 35 through a first hinge 34; the connecting plate 37, the other end of the driving rod 35 is connected with one side of the connecting plate 37 through a second hinge 36; the driving plate 39, one end of the driving plate 39 is connected with the connecting plate 37 through the torsion spring 38, and a plurality of teeth 40 are fixedly arranged on the driving plate 39; the upper guide tube 44, a plurality of through holes 43 are formed in the upper guide tube 44 along the axial direction of the upper guide tube 44 in a penetrating way, and a plurality of tooth sockets 47 matched with the teeth 40 are formed on the surface of the upper guide tube 44; the bearing 46, the outer ring of the bearing 46 is fixedly connected with the bottom surface of the upper clamping plate 31, and the inner ring of the bearing 46 is fixedly connected with the upper end of the upper guide tube 44; the first limiting rod 45 is arranged on the front side of the bearing 46, and the top of the first limiting rod 45 is fixedly connected with the bottom surface of the upper clamping plate 31; the second limiting rod 32 is arranged on one side of the bearing 46, which is close to the spring 25, and the top of the second limiting rod 32 is fixedly connected with the bottom surface of the upper clamping plate 31; the limiting block 33 is fixedly arranged at the top of the upper guide pipe 44; the lower guide tube 29, the upper guide tube 44 is inserted in the lower guide tube 29 in a sliding way, and the bottom of the lower guide tube 29 is fixedly connected with the lower clamping plate 30; the left short tube 42 and the right short tube 41, the left and right ends of the top of the lower guide tube 29 are fixedly connected and communicated with the left short tube 42 and the right short tube 41 respectively, and the other end of the first hose 28 is fixedly connected with the left short tube 42; a ventilation pipe 50, the ventilation pipe 50 penetrates through the protective cap 23 and the upper clamping plate 31 and is fixedly connected with the protective cap 23 and the upper clamping plate 31; the silica gel block 48 is fixedly arranged at the inner top of the ventilation pipe 50, and a plurality of ventilation holes 49 are formed in the silica gel block 48 in a penetrating manner.

Working principle: when the keyboard is used, the flat plate 51 is covered on the keyboard, the protective cap 23 is sleeved on the key cap, the bottom surface of the lower clamping plate 30 is contacted with the top surface of the key cap, a proper amount of water is injected into the water tank 6 through the ventilation pipe 12, when the keyboard is knocked in the process of using the computer, fingers cover the top surface of the protective cap 23 and press downwards, at the moment, the fingers block the ventilation holes 49, the spring 25 and the first air bag 24 are compressed, the top end 25-1 and the secondary top end 25-2 of the spring 25 are mutually close, the top end 25-1 and the secondary top end 25-2 of the spring 25 drive the connecting plate 37 to move towards the upper guide pipe 44 through the driving rod 35, the connecting plate 37 drives the driving plate 39 to synchronously move, the driving plate 39 is abutted against the upper guide pipe 44 under the action of the torsion spring 38, the driving plate 39 drives the upper guide pipe 44 to rotate through the teeth 40 matched with the tooth grooves 47 at the initial stage of the compression of the spring 25, the upper guide tube 44 drives the limiting block 33 to rotate synchronously, so that the limiting block 33 which is originally contacted with the first limiting rod 45 moves to the position of the second limiting rod 32 and is blocked by the second limiting rod 32 and does not rotate any more (because one end of the driving plate 39 is connected with the connecting plate 37 through the torsion spring 38, the teeth 40 continuously slide from the tooth grooves 47 at the moment, the driving plate 39 can continuously move), a longitudinal through hole 43 shown in fig. 8 on the upper guide tube 44 is converted into a transverse direction, the upper guide tube 44 is continuously inserted into the lower guide tube 29 along with the continuous compression of the spring 25, the transverse through hole 43 also synchronously enters the lower guide tube 29 and is communicated with the right short tube 41 and the left short tube 42, and at the moment, the compressed first air bag 24 is internally lifted due to the air pressure, so that the air in the first air bag 24 sequentially passes through the right short tube 41, the through hole 43, the left short tube 42 and the first hose 28, the cavity 26, the second hose 27, the first air duct 52, the second air duct 53, the connecting hose 18 and the air flow regulating mechanism are conveyed into the display housing 2 and flow out through the air outlet pipe 1, so that air flow in the display housing 2 continuously passes through to dissipate heat in the display.

When the finger leaves the protective cap 23, the originally compressed spring 25 starts to stretch, the top end 25-1 and the secondary top end 25-2 of the spring 25 are far away from each other, so that the top end 25-1 and the secondary top end 25-2 of the spring 25 drive the connecting plate 37 to be far away from the upper guide tube 44 through the driving rod 35, the connecting plate 37 drives the driving plate 39 to synchronously move, the driving plate 39 drives the upper guide tube 44 to reversely rotate through the teeth 40 matched with the tooth grooves 47, the upper guide tube 44 drives the limiting block 33 to synchronously rotate, the limiting block 33 originally contacted with the second limiting rod 32 moves to the first limiting rod 45 and is blocked by the first limiting rod 45 and does not rotate any more, the transverse through hole 43 on the upper guide tube 44 is converted into the longitudinal direction as shown in fig. 8, the right short tube 41 can not be communicated with the left short tube 42 through the through hole 43, and accordingly, in the process that the finger leaves the protective cap 23, the originally compressed spring 25 and the first air bag 24 stretch, the first air bag 24 can only suck air from the outside through the vent hole 49, and the first air bag 24 can continuously absorb air from the outside and convey the air into the display housing 2.

Example 2

As shown in fig. 1 to 11, in the case where the other portions are the same as in embodiment 1, this embodiment differs from embodiment 1 in that: the air flow regulating mechanism includes: the right end of the display shell 2 is fixedly provided with a plurality of air inlet pipes 9 in a penetrating way; the air box 8 is fixedly connected and communicated with the air inlet pipe 9; the bottom of the air box 8 is fixedly provided with a check valve 17, the air inlet end of the check valve 17 is fixedly connected and communicated with a connecting hose 18, and the air outlet end of the check valve 17 is fixedly connected with the lower end of the first connecting pipe 16; the bottom of the second air bag 7 is fixedly connected and communicated with the upper end of the first connecting pipe 16, and the second air bag 7 is fixedly connected with the air box 8; the top of the air box 8 is fixedly provided with the water tank 6, the bottom of the water tank 6 is fixedly connected and communicated with the upper end of the second connecting pipe 13, and the lower end of the second connecting pipe 13 is fixedly connected and communicated with the top of the second air bag 7; the middle part of the second connecting pipe 13 is fixedly connected and communicated with one end of the third connecting pipe 15, and the other end of the third connecting pipe 15 is fixedly connected and communicated with the bellows 8; a piston 14, wherein the piston 14 is slidably arranged in the second connecting pipe 13; a vent pipe 12, wherein the top of the water tank 6 is fixedly provided with the vent pipe 12 in a penetrating way; a dust filter screen 22, wherein the dust filter screen 22 is arranged in the bellows 8; the lower end of the rotating shaft 3 is fixedly connected with the top surface of the piston 14, the upper end of the rotating shaft 3 penetrates through the top of the water tank 6 and extends to the upper side of the water tank 6, a plurality of guide plates 5 are fixedly arranged on the rotating shaft 3 along the circumferential direction of the rotating shaft 3, and the guide plates 5 are positioned in the water tank 6; the unidirectional bearing 11 is sleeved on the rotating shaft 3, the inner ring of the unidirectional bearing 11 is fixedly connected with the rotating shaft 3, and the outer ring of the unidirectional bearing 11 is fixedly connected with the top of the water tank 6; the limiting disc 10 is fixedly sleeved on the top end of the rotating shaft 3, two limiting discs 10 are fixedly connected with the rotating shaft 3 by penetrating out the top of the air box 8 at the upper end of the dust filtering net 22, and the upper end of the dust filtering net 22 is positioned between the two limiting discs 10; the lower end of the dust filtering net 22 is fixedly connected with the second rotating shaft 19, and the dust filtering net 22 is wound on the second rotating shaft 19; the support plate 21, both front and back ends of the second rotating shaft 19 are rotatably connected with the support plate 21, and the support plate 21 is fixedly connected with the display shell 2.

Working principle: the air input into the connecting hose 18 is input into the second air bag 7 through the one-way valve 17 and the first connecting pipe 16 (the one-way valve 17 can prevent the air input into the second air bag 7 from flowing back), the air pressure in the second air bag 7 is gradually increased along with the increase of the air pressure in the second air bag 7, the piston 14 slides upwards against the pressure of the water in the water tank 6 under the action of the air pressure, the connecting part of the third connecting pipe 15 and the second connecting pipe 13 is not blocked by the piston 14, and the air in the second air bag 7 is blown into the display shell 2 through the second connecting pipe 13, the third connecting pipe 15, the bellows 8 and the air inlet pipe 9 in sequence and then blown out through the air outlet pipe 1.

Through setting up filter screen 22 in bellows 8, can effectually filter the inside air of blowing into display shell 2, through setting up one-way bearing 11 and guide plate 5, when piston 14 reciprocates, under the effect of the rivers in water tank 6, guide plate 5 one-way swing in the aquatic, thereby make pivot 3 along with the one-way swing of guide plate 5 in the aquatic and one-way rotation, make pivot 3 slowly pull out filter screen 22 from bellows 8 top and twine, thereby make new filter screen 22 get into bellows 8 from bellows 8 bottom in, filter screen 22 in the continuous renewal bellows 8 improves the filter effect of filter screen 22 in the bellows 8.

Example 3

As shown in fig. 2, in the case where the other portions are the same as in embodiment 2, this embodiment differs from embodiment 2 in that: the air flow regulating mechanism is located in the protective housing 4, the protective housing 4 is detachably connected with the display housing 2, the second through hole 20 is formed in the bottom of the protective housing 4, and the connecting hose 18 is located in the second through hole 20. By providing the protective shell 4, on the one hand, the air flow adjusting mechanism can be protected, and on the other hand, the aesthetic degree of the display housing 2 can be increased.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A computer display, characterized by: comprising the following steps:

a display housing (2);

the left end of the display shell (2) is fixedly provided with a plurality of air outlet pipes (1) in a penetrating way;

the right end of the display shell (2) is provided with an air flow regulating mechanism;

the air supply mechanism is connected with the air flow regulating mechanism through a connecting hose (18);

the air supply mechanism includes:

the keyboard comprises a flat plate (51), wherein a plurality of openings matched with the key positions of the keyboard are formed in the flat plate (51);

the protective cap (23) is made of silica gel, and the top surface of the protective cap (23) is marked with numbers, letters or symbols corresponding to keys below the protective cap;

the upper clamping plate (31), the upper clamping plate (31) is fixedly connected with the inner top of the protective cap (23);

a lower clamping plate (30), wherein the lower clamping plate (30) is positioned below the upper clamping plate (31);

the upper clamping plate (31) is fixedly connected with the lower clamping plate (30) through the first air bag (24);

the spring (25) is arranged in the first air bag (24), the upper end of the spring (25) is fixedly connected with the top of the first air bag (24), and the lower end of the spring (25) is fixedly connected with the bottom of the first air bag (24);

the first hose (28), one end of the first hose (28) is positioned in the first air bag (24), the other end of the first hose (28) extends out of the first air bag (24) and extends into the protective cap (23), and the first hose (28) is fixedly connected with the first air bag (24) and the protective cap (23);

the inner parts of the left side and the right side of the protective cap (23) are provided with the cavity (26), and the first hose (28) is communicated with the upper end of the cavity (26);

the second hose (27), one end of the second hose (27) is fixedly connected with the protective cap (23), and the lower end of the cavity (26) is communicated with one end of the second hose (27);

the top surface of the flat plate (51) is transversely fixedly provided with a plurality of first air guide pipes (52);

the right end of the top surface of the flat plate (51) is fixedly provided with a second air duct (53), the second air duct (53) is fixedly connected and communicated with the right ends of the plurality of first air ducts (52), and the middle part of the second air duct (53) is fixedly connected and communicated with one end of the connecting hose (18);

the top end (25-1) and the secondary top end (25-2) at one side of the spring (25) are connected with one end of the driving rod (35) through a first hinge (34);

the other end of the driving rod (35) is connected with one side of the connecting plate (37) through a second hinge (36);

the driving plate (39), one end of the driving plate (39) is connected with the connecting plate (37) through a torsion spring (38), and a plurality of teeth (40) are fixedly arranged on the driving plate (39);

the upper guide tube (44), a plurality of through holes (43) are formed in the upper guide tube (44) in a penetrating manner along the axial direction of the upper guide tube (44), and a plurality of tooth grooves (47) which are matched with the teeth (40) are formed in the surface of the upper guide tube (44);

the outer ring of the bearing (46) is fixedly connected with the bottom surface of the upper clamping plate (31), and the inner ring of the bearing (46) is fixedly connected with the upper end of the upper guide tube (44);

the first limiting rod (45) is arranged at the front side of the bearing (46), and the top of the first limiting rod (45) is fixedly connected with the bottom surface of the upper clamping plate (31);

the second limiting rod (32) is arranged on one side, close to the spring (25), of the bearing (46), the second limiting rod (32) is arranged on one side, close to the spring (25), of the bearing, and the top of the second limiting rod (32) is fixedly connected with the bottom surface of the upper clamping plate (31);

the limiting block (33) is fixedly arranged at the top of the upper guide pipe (44);

the upper guide pipe (44) is inserted into the lower guide pipe (29) in a sliding manner, and the bottom of the lower guide pipe (29) is fixedly connected with the lower clamping plate (30);

the left short tube (42) and the right short tube (41), the left end and the right end of the top of the lower guide tube (29) are fixedly connected and communicated with the left short tube (42) and the right short tube (41) respectively, and the other end of the first hose (28) is fixedly connected with the left short tube (42);

the ventilation pipe (50) penetrates through the protective cap (23) and the upper clamping plate (31) and is fixedly connected with the protective cap (23) and the upper clamping plate (31);

the silica gel block (48), silica gel block (48) has been set firmly to the interior top of ventilation pipe (50), a plurality of air vents (49) have been run through on silica gel block (48).

2. A computer display according to claim 1, wherein: the airflow adjustment mechanism includes:

the right end of the display shell (2) is fixedly provided with a plurality of air inlet pipes (9) in a penetrating way;

the air box (8) is fixedly connected and communicated with the air inlet pipe (9);

the air inlet end of the one-way valve (17) is fixedly connected and communicated with the connecting hose (18), and the air outlet end of the one-way valve (17) is fixedly connected with the lower end of the first connecting pipe (16);

the bottom of the second air bag (7) is fixedly connected and communicated with the upper end of the first connecting pipe (16), and the second air bag (7) is fixedly connected with the air box (8);

the water tank (6) is fixedly arranged at the top of the air box (8), the bottom of the water tank (6) is fixedly connected and communicated with the upper end of the second connecting pipe (13), and the lower end of the second connecting pipe (13) is fixedly connected and communicated with the top of the second air bag (7);

the middle part of the second connecting pipe (13) is fixedly connected and communicated with one end of the third connecting pipe (15), and the other end of the third connecting pipe (15) is fixedly connected and communicated with the bellows (8);

a piston (14), wherein the piston (14) is slidably arranged in the second connecting pipe (13);

and the vent pipe (12) is fixedly arranged at the top of the water tank (6) in a penetrating way.

3. A computer display according to claim 2, wherein: the airflow adjustment mechanism further includes:

a dust filtering net (22), wherein the dust filtering net (22) is arranged in the air box (8).

4. A computer display according to claim 3, wherein: the airflow adjustment mechanism further includes:

the lower end of the rotating shaft (3) is fixedly connected with the top surface of the piston (14), and the upper end of the rotating shaft (3) penetrates through the top of the water tank (6) and extends to the upper part of the water tank (6);

the one-way bearing (11), the one-way bearing (11) is sleeved on the rotating shaft (3), the inner ring of the one-way bearing (11) is fixedly connected with the rotating shaft (3), and the outer ring of the one-way bearing (11) is fixedly connected with the top of the water tank (6);

the dust filter comprises a limiting disc (10), wherein two limiting discs (10) are fixedly sleeved at the top end of a rotating shaft (3), the upper end of a dust filter net (22) penetrates out of the top of an air box (8) and is fixedly connected with the rotating shaft (3), and the upper end of the dust filter net (22) is positioned between the two limiting discs (10).

5. A computer display as claimed in claim 4, wherein: the airflow adjustment mechanism further includes:

the lower end of the dust filtering net (22) is fixedly connected with the second rotating shaft (19), and the dust filtering net (22) is wound on the second rotating shaft (19);

the front end and the rear end of the second rotating shaft (19) are rotatably connected with the supporting plate (21), and the supporting plate (21) is fixedly connected with the display shell (2).

6. A computer display as claimed in claim 5, wherein: the air flow adjusting mechanism is located in the protective shell (4), the protective shell (4) is detachably connected with the display shell (2), a second through hole (20) is formed in the bottom of the protective shell (4), and the connecting hose (18) is located in the second through hole (20).

7. A computer display as claimed in claim 6, wherein: a plurality of guide plates (5) are fixedly arranged on the rotating shaft (3) along the circumferential direction of the rotating shaft (3), and the guide plates (5) are positioned in the water tank (6).