CN112272509A - Automatic shutdown device for display screen peripheral heat dissipation device when operation is blocked - Google Patents
Automatic shutdown device for display screen peripheral heat dissipation device when operation is blocked Download PDFInfo
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- CN112272509A CN112272509A CN202011372056.1A CN202011372056A CN112272509A CN 112272509 A CN112272509 A CN 112272509A CN 202011372056 A CN202011372056 A CN 202011372056A CN 112272509 A CN112272509 A CN 112272509A
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- display screen
- heat dissipation
- movable
- automatic shutdown
- binding posts
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 27
- 230000002093 peripheral effect Effects 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims description 49
- 238000004891 communication Methods 0.000 claims description 2
- 230000033228 biological regulation Effects 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 230000002269 spontaneous effect Effects 0.000 abstract description 3
- 241000883990 Flabellum Species 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/2019—Fan safe systems, e.g. mechanical devices for non stop cooling
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides an automatic shutdown device when display screen peripheral hardware heat abstractor operation is obstructed, relates to display screen heat dissipation technical field, which comprises a base, the positive fixedly connected with switch module of base, switch module's outside swing joint has the movable rod, the one end regulation that switch module was kept away from to the movable rod is connected with movable terminal, movable terminal's outside swing joint has fixed terminal, the sealed lid of the equal fixedly connected with in the left and right sides of base. The automatic shutdown device for the display screen peripheral heat dissipation device when the operation is blocked has the advantages of automatic shutdown when the operation is blocked, the phenomena of temperature rise and spontaneous combustion possibly caused by continuous rotation of the motor when the heat dissipation device is blocked can be avoided, and the reliability of equipment during operation is effectively ensured. Compared with the prior art, the heat dissipation performance is not affected, potential safety hazards which may exist can be reduced, and the display screen is safer and more efficient to use and dissipate heat.
Description
Technical Field
The invention relates to the technical field of display screen heat dissipation, in particular to an automatic shutdown device for a display screen peripheral heat dissipation device when the operation is blocked.
Background
Display screens are generally used in the field of computers or home appliances, mainly for displaying predetermined pictures or pictures, and have important practical significance today in the information age.
Due to the material and the service time of the display screen, the display screen has the problem of heating in the use process, and the damage of the precise electronic elements inside the display screen is easily caused by the overhigh working temperature, so that the aging of the internal structure of the display screen is accelerated, and the normal use of the display screen is threatened greatly. The means for solving the problem in the prior art is generally to accelerate the heat dissipation efficiency of the display screen by arranging a peripheral heat dissipation device, and since the peripheral equipment is usually arranged outside, the peripheral equipment is very easily influenced by external force or sundries, the operation of a fan blade assembly of the heat dissipation device is blocked, and the fan blade assembly cannot continue to rotate. And the motor is still in normal operating condition this moment, and its inside energy can't be gone out through the rotation transmission of flabellum, causes inside temperature to rise rapidly easily, can cause the spontaneous combustion of motor seriously, not only has very big potential safety hazard, but also can cause the damage of display screen, leads to loss of property.
In order to solve the above problems, the inventor provides an automatic shutdown device for a display screen peripheral heat dissipation device when operation is blocked, which has the advantage of automatic shutdown when operation is blocked.
Disclosure of Invention
In order to realize the purpose of automatic stop when the operation is blocked, the invention provides the following technical scheme: an automatic shutdown device for a display screen peripheral heat dissipation device when operation is blocked comprises a base, a switch assembly, a movable rod, a movable wiring terminal, a fixed wiring terminal, a sealing cover, a main diversion groove, an auxiliary diversion groove, fan blades, an installation platform, a driven gear, a driving screw rod, a sealing block, a reset spring, a sealing cavity and an airtight channel.
The position and connection relation of the structures are as follows:
the positive fixedly connected with switch module of base, switch module's outside swing joint has the movable rod, the one end regulation that switch module was kept away from to the movable rod is connected with movable terminal, movable terminal's outside swing joint has fixed terminal, the sealed lid of the equal fixedly connected with in the left and right sides of base, the inside branch equipment of sealed lid is equipped with main guiding gutter and vice guiding gutter, the inside swing joint of sealed lid has the flabellum.
The switch assembly comprises a mounting platform, a driven gear is hinged to the inside of the mounting platform, a driving screw is meshed with the outer side of the driven gear, a sealed block of one end fixedly connected with of the driven gear is far away from the driving screw, a reset spring of one end fixedly connected with of the driving screw is far away from the sealed block, a sealed cavity is arranged on the outer side of the reset spring, and an airtight channel is arranged inside the sealed cavity.
Preferably, the two sealing cavities are arranged in the same size and distributed in a pair manner, and the two groups of sealing blocks and the two groups of return springs are respectively positioned in the two sealing cavities.
Preferably, one end of the driving screw rod, which is far away from the driven gear, is located inside the sealed cavity and is fixedly connected with the sealing block, and one end of the sealing block, which is far away from the driving screw rod, is fixedly connected with the return spring.
Preferably, the inside of the sealing cavity is provided with a hollow cavity, and the size of the sealing block is matched with that of the hollow cavity.
Preferably, in the initial state, the two drive screws are at the same position, and the two sets of movable rods are at the same angle.
Advantageous effects
Compared with the prior art and products, the invention has the beneficial effects that:
1. the automatic shutdown device for the display screen peripheral heat dissipation device when the operation is blocked has the advantages of automatic shutdown when the operation is blocked, the phenomena of temperature rise and spontaneous combustion possibly caused by continuous rotation of the motor when the heat dissipation device is blocked can be avoided, and the reliability of equipment during operation is effectively ensured. Compared with the prior art, the heat dissipation performance is not affected, potential safety hazards which may exist can be reduced, and the display screen is safer and more efficient to use and dissipate heat.
2. This automatic shutdown device when display screen peripheral hardware heat abstractor operation is obstructed can be when meetting automatic shutdown equipment when hindering, need not artifical the intervention, compares with prior art, and is more intelligent and operate simpler, accords with in the modern design about automatic, intelligent and humanized design theory, has improved the competitiveness of product.
Drawings
FIG. 1 is a schematic view of a connection structure according to the present invention;
FIG. 2 is a schematic diagram of the movement traces of the structures in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a switch assembly connection structure according to the present invention;
FIG. 4 is a schematic diagram of the movement traces of the structures shown in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the connection structure of the movable rod, the movable binding post and the fixed binding post according to the present invention;
FIG. 6 is a schematic diagram of the movement traces of the structures of FIG. 5 according to the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 1 at A according to the present invention;
FIG. 8 is an enlarged view of the structure of FIG. 2 at B according to the present invention.
In the figure: 1. a base; 2. a switch assembly; 3. a movable rod; 4. a movable wiring terminal; 5. fixing a binding post; 6. a sealing cover; 7. a main diversion trench; 8. an auxiliary diversion trench; 9. a fan blade; 21. mounting a platform; 22. a driven gear; 23. a drive screw; 24. a sealing block; 25. a return spring; 26. sealing the cavity; 27. an airtight passage;
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.
Please refer to fig. 1-8:
the automatic shutdown device for the display screen peripheral heat dissipation device when operation is blocked comprises a base 1, a switch component 2, a movable rod 3, a movable wiring terminal 4, a fixed wiring terminal 5, a sealing cover 6, a main diversion groove 7, an auxiliary diversion groove 8, fan blades 9, an installation platform 21, a driven gear 22, a driving screw rod 23, a sealing block 24, a return spring 25, a sealing cavity 26 and an airtight channel 27.
The initial positions and the connection relations of the structures are as follows:
the positive fixedly connected with switch module 2 of base 1, switch module 2's outside swing joint has movable rod 3, the one end regulation that switch module 2 was kept away from to movable rod 3 is connected with movable terminal 4, movable terminal 4's outside swing joint has fixed terminal 5, the sealed lid 6 of the equal fixedly connected with in the left and right sides of base 1, the inside of sealed lid 6 is equipped with main guiding gutter 7 and vice guiding gutter 8 respectively, the inside swing joint of sealed lid 6 has flabellum 9.
Wherein:
a. the number of the movable rods 3 is four, two movable rods positioned on the same side form a group, and the specifications and the sizes of the four movable rods 3 are the same; the movable binding posts 4 are provided with four and are respectively and correspondingly and electrically connected with the four movable rods 3. The two sealing cavities 26 are arranged in the same size and distributed in a pair manner, and the two groups of sealing blocks 24 and the two groups of return springs 25 are respectively positioned in the two sealing cavities 26.
b. The fixed binding posts 5 are provided with four and respectively correspond to the four movable binding posts 4, the two fixed binding posts 5 positioned on the same side form a group, and the shape of the two fixed binding posts is curved and is matched with the movable binding posts 4. One end of the driving screw 23, which is far away from the driven gear 22, is located inside the sealing cavity 26 and is fixedly connected with the sealing block 24, and one end of the sealing block 24, which is far away from the driving screw 23, is fixedly connected with the return spring 25.
c. Two movable binding posts 4 and two fixed binding posts 5 on the left side are a group, two movable binding posts 4 and two fixed binding posts 5 on the right side are another group, and the two groups of movable binding posts 4 and the two fixed binding posts 5 are respectively electrically connected with the external power supplies of the two fan blades 9.
d. The sealing cover 6 and the fan blade 9 are respectively provided with two sealing covers which respectively correspond to each other and are divided into a left group and a right group, the sealing covers 6 are positioned above the front surface of the fan blade 9, the sealing covers are in a circular plate shape, the size of the sealing covers is larger than that of the fan blade 9, and the circle centers of the sealing covers and the fan blade 9 are on the same axis.
Wherein:
e. the main diversion trenches 7 and the auxiliary diversion trenches 8 are respectively provided with two groups, the main diversion trenches 7 and the auxiliary diversion trenches 8 which are positioned on the same side are a group, the two groups are fixedly arranged on the surface of the sealing cover 6, and one ends of the main diversion trenches 7 and the auxiliary diversion trenches 8 which are positioned on the same group and are close to the switch component 2 are mutually overlapped.
f. The left side and the right side of the mounting platform 21 are respectively provided with two pairs of positioning seats which are distributed and have the same specification, four driven gears 22 are arranged, the four driven gears correspond to and are connected with the four movable rods 3 and the four positioning seats respectively, the four driven gears 22 are two groups according to the left side and the right side, and the two groups of driven gears 22 are distributed in pairs. The interior of the sealing cavity 26 is provided as a hollow cavity, and the size of the sealing block 24 is matched with that of the hollow cavity.
g. The two driving screws 23 are respectively corresponding to the two groups of driven gears 22, are positioned between the two driven gears 22 in the same group and are meshed with the two driven gears 22; the sealing blocks 24 and the return springs 25 are respectively provided with two groups and are respectively and correspondingly and fixedly connected with the two driving screws 23.
h. The airtight passage 27 is provided inside the sealed chamber 26 and is in a communicating state, and one end thereof remote from the sealed chamber 26 communicates with the main diversion trench 7 and the sub diversion trench 8. In the initial state, the positions of the two driving screws 23 are the same, and the angles between the two sets of movable rods 3 are the same.
In the process that the display screen used, two sets of movable binding post 4 and fixed binding post 5 are close to and contact under the initial condition, and the circuit switch-on of the external power supply of two flabellums 9 this moment, and two flabellums 9 normally rotate, provide the heat dissipation for the display screen under the operating condition. At this time, the fan blade 9 rotates to generate a negative pressure suction force above it, and sucks the seal cover 6 located above the front surface thereof. Since the main diversion trench 7 and the auxiliary diversion trench 8 which are located on the same side are a group and are both fixedly arranged on the surface of the sealing cover 6, the airtight channel 27 is arranged inside the sealing cavity 26 and is in a communication state, and one end of the airtight channel 27, which is far away from the sealing cavity 26, is communicated with the main diversion trench 7 and the auxiliary diversion trench 8, the negative pressure suction force can enter the airtight channel 27 and the sealing cavity 26 through the main diversion trench 7 and the auxiliary diversion trench 8 at the moment.
At this time, the negative pressure suction force attracts the sealing block 24, so that the sealing block moves towards one end far away from the driven gear 22, the driving screw 23 connected with the sealing block is synchronously driven to move and maintain at a corresponding position, in the process, the return spring 25 is compressed, the driving screw 23 is not in contact with the two driven gears 22, the driven gears 22 do not rotate, namely, the two groups of movable binding posts 4 and the two groups of fixed binding posts 5 are always in contact, and the two fan blades 9 always run normally to provide heat dissipation.
Please refer to fig. 1, fig. 3, fig. 5, and fig. 7 for the above structure and process.
When the flabellum 9 receives hindrance or the unable normal rotation of external force influence, produce negative pressure suction and disappear above that this moment, known through the above-mentioned process, sealed piece 24 no longer receives lasting suction effect this moment, can't continue to prevent reset spring 25 to resume elastic deformation's power, so reset spring 25 resumes original length this moment, and promote sealed piece 24 and the drive screw 23 of being connected with and move to the one end that is close to driven gear 22, drive screw 23 meshes with driven gear 22 and makes two driven gear 22 of the same group make synchronous reverse rotation this moment, and then drive two movable rod 3 and two movable binding post 4 synchronous motion, two movable binding post 4 and the fixed binding post 5 separation of the same group this moment, the external power supply disconnection of flabellum 9 stops rotating.
Please refer to fig. 2, fig. 4, fig. 6, and fig. 8 for the above structure and process.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The utility model provides an automatic shutdown device when display screen peripheral hardware heat abstractor operation is obstructed, includes base (1), its characterized in that: the front surface of the base (1) is fixedly connected with a switch component (2), the outer side of the switch component (2) is movably connected with a movable rod (3), one end, far away from the switch component (2), of the movable rod (3) is connected with a movable binding post (4) in a specified mode, the outer side of the movable binding post (4) is movably connected with a fixed binding post (5), the left side and the right side of the base (1) are both fixedly connected with sealing covers (6), the interiors of the sealing covers (6) are respectively provided with a main diversion trench (7) and an auxiliary diversion trench (8), and the interiors of the sealing covers (6) are movably connected with fan blades (9);
switch module (2) are including mounting platform (21), the inside of mounting platform (21) articulates there is driven gear (22), the outside meshing of driven gear (22) is connected with drive screw (23), the sealed piece (24) of one end fixedly connected with of driven gear (22) is kept away from in drive screw (23), the one end fixedly connected with reset spring (25) of drive screw (23) are kept away from in sealed piece (24), the outside of reset spring (25) is provided with sealed chamber (26), airtight passageway (27) have been seted up to the inside in sealed chamber (26).
2. The automatic shutdown device for the display screen peripheral heat dissipation device when the operation is blocked according to claim 1, characterized in that: the number of the movable rods (3) is four, two movable rods positioned on the same side form a group, and the specifications and the sizes of the four movable rods (3) are the same; the movable binding posts (4) are provided with four and are respectively and correspondingly electrically connected with the four movable rods (3).
3. The automatic shutdown device for the display screen peripheral heat dissipation device when the operation is blocked according to claim 1, characterized in that: the fixed binding posts (5) are provided with four and correspond to the four movable binding posts (4) respectively, the two fixed binding posts (5) positioned on the same side are a group, and the shape of the fixed binding posts is curved and is matched with the movable binding posts (4).
4. The automatic shutdown device for the display screen peripheral heat dissipation device when the operation is blocked according to claim 1, characterized in that: two movable binding posts (4) and two fixed binding posts (5) on the left side are a group, two movable binding posts (4) and two fixed binding posts (5) on the right side are another group, and the two groups of movable binding posts (4) and the two fixed binding posts (5) are respectively electrically connected with the external power supplies of the two fan blades (9).
5. The automatic shutdown device for the display screen peripheral heat dissipation device when the operation is blocked according to claim 1, characterized in that: the sealing cover (6) and the fan blade (9) are equally divided into two parts which correspond to each other respectively and are divided into a left group and a right group, the sealing cover (6) is positioned above the front surface of the fan blade (9), the sealing cover is in the shape of a circular plate, the size of the sealing cover is larger than that of the fan blade (9), and the circle centers of the sealing cover and the fan blade are on the same axis.
6. The automatic shutdown device for the display screen peripheral heat dissipation device when the operation is blocked according to claim 1, characterized in that: the main diversion trenches (7) and the auxiliary diversion trenches (8) are respectively provided with two groups, the main diversion trenches (7) and the auxiliary diversion trenches (8) which are positioned on the same side are a group, the main diversion trenches and the auxiliary diversion trenches are both fixedly arranged on the surface of the sealing cover (6), and one ends of the main diversion trenches (7) and the auxiliary diversion trenches (8) which are in the same group and are close to the switch component (2) are mutually overlapped.
7. The automatic shutdown device for the display screen peripheral heat dissipation device when the operation is blocked according to claim 1, characterized in that: the left side and the right side of the mounting platform (21) are respectively provided with two positioning seats which are distributed and have the same specification, the driven gears (22) are provided with four positioning seats, the four positioning seats are respectively corresponding to and connected with the four movable rods (3) and the four positioning seats, the four driven gears (22) are respectively divided into two groups according to the left side and the right side, and the two groups of driven gears (22) are distributed in a paired mode.
8. The automatic shutdown device for the display screen peripheral heat dissipation device when the operation is blocked according to claim 1, characterized in that: the two driving screw rods (23) are respectively corresponding to the two groups of driven gears (22), are positioned between the two driven gears (22) in the same group and are meshed with the two driven gears; the sealing blocks (24) and the return springs (25) are respectively provided with two groups and are respectively and correspondingly and fixedly connected with the two driving screw rods (23).
9. The automatic shutdown device for the display screen peripheral heat dissipation device when the operation is blocked according to claim 1, characterized in that: the airtight channel (27) is arranged in the sealed cavity (26) and is in a communication state, and one end of the airtight channel, which is far away from the sealed cavity (26), is communicated with the main diversion trench (7) and the auxiliary diversion trench (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011372056.1A CN112272509A (en) | 2020-11-30 | 2020-11-30 | Automatic shutdown device for display screen peripheral heat dissipation device when operation is blocked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011372056.1A CN112272509A (en) | 2020-11-30 | 2020-11-30 | Automatic shutdown device for display screen peripheral heat dissipation device when operation is blocked |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112272509A true CN112272509A (en) | 2021-01-26 |
Family
ID=74350144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011372056.1A Withdrawn CN112272509A (en) | 2020-11-30 | 2020-11-30 | Automatic shutdown device for display screen peripheral heat dissipation device when operation is blocked |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112272509A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471858A (en) * | 2021-07-09 | 2021-10-01 | 浙江迪思威电气股份有限公司 | Fixed armored drawer type vacuum high-voltage switch cabinet |
-
2020
- 2020-11-30 CN CN202011372056.1A patent/CN112272509A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471858A (en) * | 2021-07-09 | 2021-10-01 | 浙江迪思威电气股份有限公司 | Fixed armored drawer type vacuum high-voltage switch cabinet |
| CN113471858B (en) * | 2021-07-09 | 2023-08-08 | 浙江迪思威电气股份有限公司 | Fixed armoured drawer type vacuum high-voltage switch cabinet |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210126 |