CN114221919A - Automatic clear up switch equipment of dust - Google Patents
Automatic clear up switch equipment of dust Download PDFInfo
- Publication number
- CN114221919A CN114221919A CN202111525511.1A CN202111525511A CN114221919A CN 114221919 A CN114221919 A CN 114221919A CN 202111525511 A CN202111525511 A CN 202111525511A CN 114221919 A CN114221919 A CN 114221919A
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- CN
- China
- Prior art keywords
- dust
- shell
- fan
- absorption mechanism
- wall
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000000428 dust Substances 0.000 title claims abstract description 128
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 238000010521 absorption reaction Methods 0.000 claims abstract description 31
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 206010010904 Convulsion Diseases 0.000 claims description 4
- 230000036461 convulsion Effects 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 6
- 230000000694 effects Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/40—Constructional details, e.g. power supply, mechanical construction or backplane
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/035—Cooling of active equipments, e.g. air ducts
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Electric Vacuum Cleaner (AREA)
Abstract
The invention discloses a switch device for automatically cleaning dust, which comprises a shell, wherein a circuit board is arranged inside the shell, a suction fan is arranged outside the shell and draws air to the outside of the shell, the inner wall of the shell and the suction fan on the same side penetrates through a first air outlet and a second air outlet which are in up-down mirror symmetry, the first air outlet and the second air outlet are covered by the inner side of the suction fan, the top surface and the bottom surface of the circuit board are respectively attached to a first dust absorption mechanism and a second dust absorption mechanism which are fixedly connected through a connecting block, a driving piece is fixedly connected to the inner wall of the shell and is in transmission connection with the connecting block, the first dust absorption mechanism comprises a dust collection pipe connected to one side of the inner wall of the shell, and the dust collection pipe is connected with the first air outlet, the other end of the dust collecting pipe is communicated with a fan cover, and the left side and the right side of the fan cover are fixedly connected with brush plates in the longitudinal direction.
Description
Technical Field
The invention relates to the field of switches, in particular to a switch device capable of automatically cleaning dust.
Background
A Switch (english: Switch, meaning "Switch") is a network device used for forwarding of electrical signals. It may provide an exclusive electrical signal path for any two network nodes accessing the switch. The most common switch is an ethernet switch. Other common are telephone voice switches, fiber switches, and the like. In computer network systems, the switching concept was proposed as an improvement to the shared mode of operation. The HUB is a sharing device, the HUB itself cannot identify the destination address, when the a host in the same lan transmits data to the B host, the data packet is transmitted in a broadcast manner on the network using the HUB as a framework, and each terminal determines whether to receive the data packet by verifying the address information of the header of the data packet. In this mode of operation, only one set of data frame can be transmitted over the network at the same time, and a retry is required in the event of a collision. This approach is to share the network bandwidth.
But the inside of present switch does not possess the dust removal function, and the switch is inside can accumulate a large amount of dusts after long-time use, influences the normal use of switch easily.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the switch equipment for automatically cleaning dust, the brush plate, the air hood and the dust collecting pipe are arranged in the shell of the switch, and the brush plate and the air hood are driven by the driving motor and the screw to move on the circuit board, so that the dust on the circuit board can be cleaned conveniently, the dust can be sucked, the circuit board in the switch is prevented from accumulating excessive dust, the normal use of the switch is influenced, and the running stability of the switch is further ensured.
In order to solve the technical problems, the invention provides the following technical scheme: a switch device capable of automatically cleaning dust comprises a shell, wherein a circuit board is arranged inside the shell, an exhaust fan is arranged outside the shell and exhausts air to the outside of the shell, the shell and the inner wall of the same side of the exhaust fan penetrate through a first air outlet and a second air outlet which are in mirror symmetry from top to bottom, the first air outlet and the second air outlet are covered by the inner side of the exhaust fan, a first dust absorption mechanism and a second dust absorption mechanism are respectively attached to the top surface and the bottom surface of the circuit board, one side surface of the first dust absorption mechanism and one side surface of the second dust absorption mechanism are fixedly connected through a connecting block, a driving piece is fixedly connected with the inner wall of the shell and is in transmission connection with the connecting block, the first dust absorption mechanism comprises a dust collection pipe connected with one side of the inner wall of the shell, and the dust collection pipe is connected with the first air outlet, the other end of the dust collecting pipe is communicated with a fan cover, and the left side and the right side of the fan cover are fixedly connected with brush plates in the longitudinal direction.
Preferably, first dust absorption mechanism with second dust absorption mechanism subassembly equals completely to be upper and lower mirror symmetry distribution, be equipped with auxiliary fan in the fan housing, auxiliary fan tilt up, the induced draft of auxiliary fan syncline top, second dust absorption mechanism is located under the circuit board, and with the bottom surface laminating of circuit board, in the second dust absorption mechanism auxiliary fan is oblique downwards to the convulsions below to the syncline.
Preferably, the side surface of the housing is slidably connected with a dust collection cover, the dust collection cover and the exhaust fan are located on the same side, the dust collection cover covers the exhaust fan, the bottom surface of the housing is provided with a second chute, the side surface of the dust collection cover is fixedly connected with a second sliding block, the second sliding block is slidably connected in the second chute, a plurality of air outlets distributed equidistantly penetrate through the side surface of the dust collection cover, and a dust screen is arranged in the air outlets.
Preferably, the driving piece includes, the inner wall fixedly connected with driving motor of shell, driving motor is the rotating electrical machines, driving motor's output transmission connecting screw, the end of screw extends to driving motor looks the inner wall of shell, and with shell inner wall swivelling joint, threaded hole is run through to the front side of connecting block, the side of connecting block respectively with first dust absorption mechanism is last one side of fan housing with second dust absorption mechanism is last the side fixed connection of fan housing, the connecting block cup joints through the threaded hole the outer fringe of screw rod.
Preferably, the other side of the fan housing on the first dust collection mechanism and the other side of the fan housing on the second dust collection mechanism are connected with the inner wall of the housing in a sliding manner, a first sliding block is fixedly connected to the side surface of the fan housing, a first sliding groove is transversely formed in the inner wall of the housing, and the first sliding block is connected in the first sliding groove in a sliding manner.
Preferably, the outer wall of one side of the shell, which is far away from the exhaust fan, is embedded with a switch for controlling the driving motor, the auxiliary fan and the exhaust fan, a plurality of radiating ports distributed at equal intervals penetrate through the side face of the shell, and the radiating ports and the switch are located on the same side.
Preferably, the bristles of the brush plate on the first dust collection mechanism are attached to the top surface of the circuit board, and the bristles of the brush plate on the second dust collection mechanism are attached to the bottom surface of the circuit board.
Preferably, the dust collecting pipe is a corrugated expansion pipe, and the bristles on the brush plate are made of insulating materials.
Compared with the prior art, the invention can achieve the following beneficial effects:
1. the shell of the switch is internally provided with the brush plate, the air hood and the dust collecting pipe, and the driving motor and the screw are used for driving the brush plate and the air hood to move on the circuit board, so that dust on the circuit board can be cleaned conveniently while being sucked, and the circuit board in the switch is prevented from accumulating excessive dust, thereby influencing the normal use of the switch and further ensuring the running stability of the switch;
2. the auxiliary fan is arranged in the fan cover, so that the suction force of the suction fan during dust collection is further improved, dust cleaned off the circuit board through the brush board is sucked more thoroughly and cleanly, the dust residue is reduced, the dust collection cover is convenient to collect and process the dust sucked out of the exchanger, and the situation that the cleaned dust is not collected and dispersed in the air and is sucked into the body by surrounding people to influence the body health is avoided;
3. through set up the radiating effect that the thermovent has improved the switch when the operation in the outside at the shell, avoid it because of inside high temperature can't dispel the heat to lead to the switch to move transshipping, further improved the life of switch.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a front view of the overall structure of the present invention;
FIG. 3 is a side view of the overall structure of the present invention;
FIG. 4 is a partial main sectional view of the overall structure of the present invention;
FIG. 5 is a sectional top view of the overall structure of the present invention;
FIG. 6 is a side cross-sectional view of the overall construction of the present invention;
FIG. 7 is a sectional view of the fan housing according to the present invention;
FIG. 8 is an enlarged view of the structure of FIG. 5 at A in accordance with the present invention;
FIG. 9 is an enlarged view of the structure of FIG. 6 at B in accordance with the present invention;
FIG. 10 is an enlarged view of the structure of FIG. 6 at C in accordance with the present invention;
wherein: 1. a housing; 2. a dust collection cover; 3. a switch; 4. a heat dissipation port; 5. a circuit board; 6. an exhaust fan; 7. a dust collecting pipe; 8. a brush plate; 9. a first slider; 10. a fan housing; 11. connecting blocks; 12. a drive motor; 13. a screw; 14. an auxiliary fan; 15. a second chute; 16. a second slider; 17. a threaded hole; 18. a first runner.
Detailed Description
In order to more clearly explain the overall concept of the invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "central," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the indicated orientations and positional relationships based on the drawings for ease of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description of the present specification, reference to the description of the terms "one aspect," "some aspects," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.
Example (b):
as shown in fig. 1-10, the present invention provides a switch device for automatically cleaning dust, which comprises a housing 1, a circuit board 5 is disposed inside the housing 1, a suction fan 6 is disposed outside the housing 1, the suction fan 6 draws air to the outside of the housing 1, the inner wall of the housing 1 and the suction fan 6 on the same side penetrates through two first air outlets and two second air outlets which are mirror symmetric up and down, the first air outlet and the second air outlet are covered by the inner side of the suction fan 6, the top surface and the bottom surface of the circuit board 5 are respectively attached to a first dust absorption mechanism and a second dust absorption mechanism, the components of the first dust absorption mechanism and the second dust absorption mechanism are completely equal and are symmetrically distributed up and down, the first dust absorption mechanism comprises a dust collection pipe 7 connected to one side of the inner wall of the housing 1, the dust collection pipe 7 is a corrugated expansion pipe, the dust collection pipe 7 is connected to the first air outlet, and the other end of the dust collection pipe 7 is connected to a fan cover 10, the dust collecting pipe 7 is communicated with a fan cover 10, the fan cover 10 is positioned on the top surface of the circuit board 5, the left side and the right side of the fan cover 10 are longitudinally and fixedly connected with brush plates 8, the tail ends of bristles on the bottom surface of the brush plates 8 are attached to the top surface of the circuit board 5, the bristles are made of insulating materials, one side of the fan cover 10 on the first dust collection mechanism is fixedly connected with the side surface of the fan cover 10 on the second dust collection mechanism through a connecting block 11, the inner wall of the shell 1 is fixedly connected with a driving piece, the driving piece is in transmission connection with the connecting block 11, the driving piece comprises a driving motor 12 fixedly connected with the inner wall of the shell 1, the driving motor 12 is a rotating motor, the output end of the driving motor 12 is in transmission connection with a screw 13, the tail end of the screw 13 extends to the inner wall of the shell 1 opposite to the driving motor 12 and is in rotation connection with the inner wall of the shell 1, a threaded hole 17 penetrates through the front side of the connecting block 11, the connecting block 11 is sleeved on the outer edge of the screw 13 through the threaded hole 17, the other sides of the first dust collection mechanism upper fan cover 10 and the second dust collection mechanism upper fan cover 10 are connected with the inner wall of the shell 1 in a sliding manner, the side surface of the fan cover 10 is fixedly connected with a first sliding block 9, the inner wall of the shell 1 is transversely provided with a first sliding groove 18, and the first sliding block 9 is connected in the first sliding groove 18 in a sliding manner;
through set up brush board 8 and fan housing 10 and dust collecting pipe 7 in the shell 1 of switch to utilize driving motor 12 and screw 13 drive brush board 8 and fan housing 10 to carry out the displacement on circuit board 5, be convenient for clean the dust on circuit board 5 and the dust absorption avoids the circuit board 5 in the switch to build up too much dust simultaneously, thereby influence the normal use of switch, further guaranteed the stability of switch operation.
As shown in fig. 1, fig. 2, fig. 4, fig. 5 and fig. 8, the present invention further discloses that an auxiliary fan 14 is arranged in the fan housing 10, the auxiliary fan 14 is inclined upwards, the auxiliary fan 14 draws air obliquely upwards, the second dust collection mechanism is positioned under the circuit board 5 and attached to the bottom surface of the circuit board 5, the auxiliary fan 14 in the second dust collection mechanism is inclined downwards and draws air obliquely downwards, the side surface of the housing 1 is slidably connected with the dust collection cover 2, the dust collection cover 2 and the suction fan 6 are positioned at the same side, the dust collection cover 2 covers the suction fan 6, the bottom surface of the housing 1 is provided with a second chute 15, the side surface of the dust collection cover 2 is fixedly connected with a second slide block 16, the second slide block 16 is slidably connected in the second chute 15, a plurality of exhaust openings are distributed equidistantly through the side surface of the dust collection cover 2, and a dust screen is arranged in the exhaust openings;
the suction force of the suction fan 6 during dust collection is further improved by arranging the auxiliary fan 14 in the fan cover 10, dust cleaned off through the brush plate 8 on the circuit board 5 is sucked more thoroughly and cleanly, the dust residue is reduced, the dust collection cover 2 is convenient to collect and process the dust sucked out of the exchanger, and the situation that the cleaned dust is not collected and scattered in the air and is sucked into the body by surrounding people to influence the body health is avoided.
As shown in fig. 2 and fig. 3, the present invention further discloses that a switch 3 for controlling the driving motor 12, the auxiliary fan 14 and the exhaust fan 6 is embedded in the outer wall of the casing 1 at the side far from the exhaust fan 6, a plurality of heat dissipation ports 4 distributed at equal intervals penetrate through the side surface of the casing 1, and the heat dissipation ports 4 and the switch 3 are located at the same side;
through set up thermovent 4 in the outside of shell 1, improved the radiating effect of switch when the operation, avoid it to dispel the heat because of inside high temperature can't to lead to the switch to move transshipping, further improved the life of switch.
The working principle is as follows: when the dust cleaning machine is used, the suction fan 6 is started through the switch 3 to draw air outwards, the driving motor 12 of which the type is a rotating motor drives the screw rod 13 to rotate, the connecting block 11 horizontally displaces at the outer edge of the screw rod 13, the connecting block 11 drives the fan cover 10 to displace, the brush plate 8 under the fan cover 10 is driven by the fan cover 10 to displace, dust attached to the circuit board 5 is cleaned, the dust on the circuit board 5 is blown, the brush plate 8 is cleaned while the flying dust is sucked out of the interior of the exchanger shell 1 through the auxiliary fan 14 and the suction fan 6 through the fan cover 10 and the dust collecting pipe 7, the dust is concentrated in the dust collecting cover 2, the dust collecting cover 2 is taken down from the exchanger after cleaning is completed, and the dust in the interior can be cleaned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an automatic clear up switch equipment of dust, includes shell (1), the inside of shell (1) is equipped with circuit board (5), shell (1) outside is equipped with extraction fan (6), extraction fan (6) are to the outside convulsions of shell (1), shell (1) with extraction fan (6) homonymy inner wall runs through first air outlet and the second air outlet of two upper and lower mirror image symmetries, the inboard of extraction fan (6) will first air outlet with including the second air outlet covers its characterized in that: the top surface and the bottom surface of circuit board (5) laminate first dust absorption mechanism and second dust absorption mechanism respectively, first dust absorption mechanism with a side of second dust absorption mechanism carries out fixed connection through connecting block (11), the inner wall fixed connection driving piece of shell (1), the driving piece with connecting block (11) transmission is connected, first dust absorption mechanism includes, inner wall one side of shell (1) is connected with dust tube (7), dust tube (7) with first air outlet is connected, the other end intercommunication fan housing (10) of dust tube (7), the vertical fixedly connected with brush board (8) in the left and right sides of fan housing (10).
2. The exchanger apparatus for automatically cleaning dust according to claim 1, wherein: first dust absorption mechanism with second dust absorption mechanism subassembly equals completely to be upper and lower mirror symmetry distribution, be equipped with auxiliary fan (14) in fan housing (10), auxiliary fan (14) tilt up, auxiliary fan (14) convulsions to oblique top, second dust absorption mechanism is located under circuit board (5), and with the bottom surface laminating of circuit board (5), in the second dust absorption mechanism auxiliary fan (14) slant is down to convulsions below.
3. The exchanger apparatus for automatically cleaning dust according to claim 1, wherein: the side sliding connection of shell (1) has dust cage (2), dust cage (2) with induced draft fan (6) are located same one side, dust cage (2) will including induced draft fan (6) cover, second spout (15) have been seted up to the bottom surface of shell (1), the side fixedly connected with second slider (16) of dust cage (2), second slider (16) sliding connection be in second spout (15), the side of dust cage (2) is run through and is had a plurality of equidistance air exit that distribute, and set up the dust screen in the air exit.
4. The exchanger apparatus for automatically cleaning dust according to claim 1, wherein: the driving piece includes, the inner wall fixedly connected with driving motor (12) of shell (1), driving motor (12) are the rotating electrical machines, the output transmission connecting screw (13) of driving motor (12), the end of screw (13) extends to driving motor (12) counterface the inner wall of shell (1), and with shell (1) inner wall swivelling joint, threaded hole (17) runs through to the front side of connecting block (11), the side of connecting block (11) respectively with on the first dust absorption mechanism one side of fan housing (10) with on the second dust absorption mechanism the side fixed connection of fan housing (10), connecting block (11) cup joint through threaded hole (17) the outer fringe of screw (13).
5. The exchanger apparatus for automatically cleaning dust according to claim 1, wherein: the other side of the fan cover (10) on the first dust collection mechanism and the other side of the fan cover (10) on the second dust collection mechanism are connected with the inner wall of the shell (1) in a sliding mode, a first sliding block (9) is fixedly connected to the side face of the fan cover (10), a first sliding groove (18) is transversely formed in the inner wall of the shell (1), and the first sliding block (9) is connected in the first sliding groove (18) in a sliding mode.
6. The exchanger apparatus for automatically cleaning dust according to claim 4, wherein: keep away from shell (1) extraction fan (6) one side outer wall is inlayed and is used for control driving motor (12) and auxiliary fan (14) and switch (3) of extraction fan (6), the side of shell (1) is run through and is had heat dissipation mouth (4) that a plurality of equidistance distributed, heat dissipation mouth (4) with switch (3) are located same one side.
7. The exchanger apparatus for automatically cleaning dust according to claim 1, wherein: the bristles of the brush plate (8) on the first dust collection mechanism are attached to the top surface of the circuit board (5), and the bristles of the brush plate (8) on the second dust collection mechanism are attached to the bottom surface of the circuit board (5).
8. The exchanger apparatus for automatically cleaning dust according to claim 1, wherein: the dust collecting pipe (7) is a corrugated expansion pipe, and bristles on the brush plate (8) are made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111525511.1A CN114221919A (en) | 2021-12-14 | 2021-12-14 | Automatic clear up switch equipment of dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111525511.1A CN114221919A (en) | 2021-12-14 | 2021-12-14 | Automatic clear up switch equipment of dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114221919A true CN114221919A (en) | 2022-03-22 |
Family
ID=80701708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111525511.1A Pending CN114221919A (en) | 2021-12-14 | 2021-12-14 | Automatic clear up switch equipment of dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114221919A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208158625U (en) * | 2018-04-09 | 2018-11-27 | 天津云发科技发展有限公司 | A kind of interchanger of dedusting heat dissipation |
| CN208592188U (en) * | 2018-05-04 | 2019-03-12 | 刘宇涵 | A kind of circuit board surface dust-extraction unit |
| CN209845001U (en) * | 2018-12-22 | 2019-12-24 | 安徽网极信息科技有限公司 | Switch with heat dissipation dust removal dust absorption function |
| CN212992511U (en) * | 2020-10-13 | 2021-04-16 | 天津明成世通科技有限公司 | Security protection control is with dustproof switch |
| CN215072755U (en) * | 2021-05-24 | 2021-12-07 | 广州致信计算机科技有限公司 | Switch with dustproof function |
-
2021
- 2021-12-14 CN CN202111525511.1A patent/CN114221919A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208158625U (en) * | 2018-04-09 | 2018-11-27 | 天津云发科技发展有限公司 | A kind of interchanger of dedusting heat dissipation |
| CN208592188U (en) * | 2018-05-04 | 2019-03-12 | 刘宇涵 | A kind of circuit board surface dust-extraction unit |
| CN209845001U (en) * | 2018-12-22 | 2019-12-24 | 安徽网极信息科技有限公司 | Switch with heat dissipation dust removal dust absorption function |
| CN212992511U (en) * | 2020-10-13 | 2021-04-16 | 天津明成世通科技有限公司 | Security protection control is with dustproof switch |
| CN215072755U (en) * | 2021-05-24 | 2021-12-07 | 广州致信计算机科技有限公司 | Switch with dustproof function |
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