CN111465296A - PCB circuit board machine case heat abstractor - Google Patents
PCB circuit board machine case heat abstractor Download PDFInfo
- Publication number
- CN111465296A CN111465296A CN202010459164.6A CN202010459164A CN111465296A CN 111465296 A CN111465296 A CN 111465296A CN 202010459164 A CN202010459164 A CN 202010459164A CN 111465296 A CN111465296 A CN 111465296A
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- Prior art keywords
- heat dissipation
- dissipation device
- support plate
- clamping block
- base
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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
- H05K7/20136—Forced ventilation, e.g. by fans
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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 invention discloses a heat dissipation device of a PCB (printed circuit board) case, which comprises an electric connection box, an electric connection port, a base, a top shell and a heat dissipation device, wherein the heat dissipation device is arranged in the front end wall of the PCB case, the top end of the heat dissipation device is provided with a first fixing device, when the heat dissipation device needs to be installed, the heat dissipation device only needs to be inserted into the through hole at the front end of the case, the first fixture block is fastened and fixed with the case, the connection between the first fixture block and the case can be disconnected by pulling the pull plate at the front end of the first fixing device, the heat dissipation device is convenient to disassemble and assemble, by arranging the second fixing devices at the left and right sides of the front cover plate, the front cover plate can be fixed with the support plate through the second fixture block of the second fixing device when being covered, and press down the depression bar on extension board top and can break off the fixed to the front shroud, be convenient for open the front shroud and take out the clearance to inside dust screen.
Description
Technical Field
The invention relates to the related field of heat dissipation devices, in particular to a heat dissipation device for a PCB chassis.
Background
The PCB is called as a Printed Circuit Board (PCB) because the PCB is manufactured by adopting an electronic printing technology, so the PCB is called as a printed circuit board, is an important electronic component, is a support body of the electronic component, is a carrier for electrically connecting the electronic component, is usually installed in a case when in use, is simultaneously provided with a power supply, and is in a working state after being powered on, if the PCB and the power supply are not radiated, the use of the PCB and the power supply can be influenced, the potential safety hazard exists, and the service life is shortened.
The prior art installs heat abstractor in PCB circuit board machine case outside, dispel the heat to the PCB circuit board through heat abstractor, because heat abstractor need prevent dust through the dust screen to quick-witted case, can the adhesion dust after the dust screen uses for a long time, lead to the dust screen to block up, influence the ventilation effect of quick-witted case, need regularly clear up the dust screen, but current heat abstractor generally carries out the lock solid through the bolt, is not convenient for carry out the dismouting to heat abstractor, and is not convenient for dismantle the clearance to the dust screen.
Disclosure of Invention
Therefore, in order to solve the above-mentioned disadvantages, the present invention provides a heat dissipation device for a PCB chassis.
The invention is realized in such a way that a PCB circuit board case heat dissipation device is constructed, the device comprises an electric connection box and a heat dissipation device, the left end of the electric connection box is provided with an electric connection port, the right end of the electric connection box is mutually locked with a base through a bolt, the top end of the base is sealed by a top shell and is mutually locked with the top shell through the bolt, the front end of the base is provided with a groove, the heat dissipation device is arranged in the groove at the front end of the base, the heat dissipation device comprises a heat dissipation fan, a support plate, a first fixing device, a support plate, a front cover plate, a dust screen and a second fixing device, the front end of the heat dissipation fan is mutually locked with the support plate through the bolt, the top end of the support plate is mutually locked with the first fixing device through the bolt, the front sides of the left end and the right end of the support plate are, the top end of the front cover plate is buckled with the support plate through a second fixing device, the dust screen is clamped between the support plate and the front cover plate, the support plate is embedded into a groove at the front end of the base, and the left side and the right side of the first fixing device are buckled with the base respectively.
Preferably, the first fixing device comprises a shell, a pull plate, a straight rod, a support ring, a first spring, a movable rotating shaft, a first connecting rod and a first clamping block, the pull plate is arranged in the middle of the front end of the shell, the rear end of the pull plate is mutually locked with the straight rod through a bolt, the rear end of the straight rod extends into the shell, the support ring is arranged at the rear end of the outer side of the straight rod, the front end of the support ring is elastically connected with the shell through the first spring, the rear end of the straight rod is rotatably connected with the first connecting rods on the left side and the right side through the movable rotating shaft, the other end of the first connecting rod is rotatably connected with the first clamping block through a rotating shaft, the first clamping block penetrates through the shell to extend out, the bottom end of the shell is mutually locked with the support plate through.
Preferably, the second fixing device is composed of a pressing rod, a second connecting rod, a movable plate, a limiting rod, a groove, a second clamping block and a second spring, the bottom end of the pressing rod extends into the support plate, the bottom end of the pressing rod is rotatably connected with the second connecting rod through a rotating shaft, the bottom end of the second connecting rod is rotatably connected with the movable plate through a rotating shaft, the limiting rod transversely penetrates through the top end of the inner portion of the movable plate, the grooves are formed in the tops of the left side and the right side of the front cover plate, the second spring and the second clamping block are embedded into the inner side and the outer side of the groove respectively, the inner side of the second clamping block is elastically connected with the front cover plate through the second spring, the outer side of the second clamping block extends into the support plate to be in contact with the movable.
Preferably, a through hole is formed in the front side of the base, the inner wall of the through hole is attached to the support plate and the outer wall of the first fixing device, and a clamping groove corresponding to the first clamping block is formed in the through hole in the front side of the base.
Preferably, the bottom end of the support plate is transversely provided with a slot, and the inner wall of the slot is attached to the front end wall of the base.
Preferably, the surface of the straight rod is smooth, and the inner wall of the shell is attached to the straight rod.
Preferably, the first connecting rod is in a straight rod shape, and the first connecting rod is inclined outwards from front to back.
Preferably, the rear end face of the first fixture block is smooth, and the rear end face of the first fixture block is inclined in an arc shape from front to back.
Preferably, the first clamping block is attached to the inner wall of the shell, and a limiting plate is arranged on the inner side of the shell.
Preferably, the second connecting rod is straight rod-shaped, and the second connecting rod is inclined inwards from top to bottom.
Preferably, the first connecting rod and the second connecting rod are both made of No. 45 steel.
Preferably, the first fixture block and the second fixture block are made of stainless steel.
The invention has the following advantages: the invention provides a PCB circuit board case heat dissipation device through improvement, compared with the same type of equipment, the invention has the following improvement:
the method has the advantages that: according to the heat dissipation device for the PCB case, the heat dissipation device is arranged in the front end wall of the PCB case, the first fixing device is arranged at the top end of the heat dissipation device, the first clamping blocks are arranged on the left side and the right side of the first fixing device, when the heat dissipation device needs to be installed, the heat dissipation device only needs to be inserted into the through hole in the front end of the case, the first clamping blocks on the left side and the right side of the first fixing device are fastened and fixed with the case, the connection between the first clamping blocks and the case can be disconnected by pulling the pull plate at the front end of the first fixing device, the heat dissipation device is taken down, and the heat dissipation device is convenient to disassemble and assemble.
The method has the advantages that: according to the heat dissipation device for the PCB case, the front cover plate is arranged at the front end of the heat dissipation device, the dust screen is clamped and fixed through the front cover plate, the second fixing devices are arranged on the left side and the right side of the front cover plate, the front cover plate can be fixed with the support plate of the heat dissipation device through the second fixture blocks of the second fixing devices on the left side and the right side when the front cover plate is covered, the front cover plate can be disconnected by pressing the pressure rod on the top end of the support plate, and the front cover plate can be conveniently opened to take out and clean the dust screen inside.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a heat dissipation device according to the present invention;
FIG. 3 is a schematic view of the front cover plate of the present invention in an unfolded state;
FIG. 4 is a sectional top view of the internal structure of the first fixing device of the present invention;
fig. 5 is a sectional view showing the internal structure of a second fixing device according to the present invention.
Wherein: the device comprises a power connection box-1, a power connection port-2, a base-3, a top shell-4, a heat dissipation device-5, a heat dissipation fan-51, a support plate-52, a first fixing device-53, a support plate-54, a front cover plate-55, a dust screen-56, a second fixing device-57, a shell-531, a pull plate-532, a straight rod-533, a support ring-534, a first spring-535, a movable rotating shaft-536, a first connecting rod-537, a first clamping block-538, a pressure rod-571, a second connecting rod-572, a movable plate-573, a limiting rod-574, a groove-575, a second clamping block-576 and a second spring-577.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
The first embodiment is as follows:
referring to fig. 1, the present invention provides a heat dissipation device for a PCB chassis by an improvement, including an electrical connection box 1 and a heat dissipation device 5, wherein the electrical connection box 1 is provided with an electrical connection port 2 at the left end, the electrical connection box 1 is locked with a base 3 at the right end by a bolt, the top end of the base 3 is covered by a top shell 4 and locked with the top shell 4 by a bolt, the front end of the base 3 is provided with a groove, the heat dissipation device 5 is installed in the groove at the front end of the base 3, the front side of the base 3 is provided with a through hole, the inner wall of the through hole is attached to the outer wall of a support plate 52 and a first fixing device 53, the through hole at the front side of the base 3 is provided with a slot corresponding to the position of a first block 538, the support plate 52 and the first fixing device 53 are embedded into the through hole at the front end of the base 3, the heat dissipation device 5 is installed into the through hole at the front, the bottom end of the support plate 52 is transversely provided with a slot, the inner wall of the slot is attached to the front end wall of the base 3, so that the slot at the bottom end of the support plate 52 is inserted into the bottom of the through hole at the front end of the base 3, and the bottom of the support plate 52 is fixed.
Referring to fig. 2 and 3, the present invention provides a heat dissipation device for a PCB chassis by improving the top end of a base 3, wherein the top end of the base 3 is covered by a top case 4 and is fastened to the top case 4 by a bolt, the front end of the base 3 is provided with a groove, a heat dissipation device 5 is installed in the groove at the front end of the base 3, the heat dissipation device 5 comprises a heat dissipation fan 51, a support plate 52, a first fixing device 53, a support plate 54, a front cover plate 55, a dust screen 56 and a second fixing device 57, the front end of the heat dissipation fan 51 is fastened to the support plate 52 by a bolt, the top end of the support plate 52 is fastened to the first fixing device 53 by a bolt, the support plates 54 are respectively installed at the front sides of the left and right ends of the support plate 52, the bottom of the front end of the support plate 52 is rotatably connected to the front cover plate 55 by a rotating shaft, the top end of the front cover plate 55 is fastened to the support, the support plate 52 is embedded in a groove at the front end of the base 3, and the left and right sides of the first fixing device 53 are respectively buckled with the base 3.
Referring to fig. 4, the present invention provides a heat dissipation device for a PCB chassis by improving, wherein a first fixing device 53 is composed of a housing 531, a pulling plate 532, a straight rod 533, a supporting ring 534, a first spring 535, a movable rotating shaft 536, a first connecting rod 537 and a first clamping block 538, the pulling plate 532 is disposed at the middle of the front end of the housing 531, the rear end of the pulling plate 532 is mutually locked with the straight rod 533 by bolts, the rear end of the straight rod 533 is inserted into the housing 531, the rear end of the outer side of the straight rod 533 is provided with the supporting ring 534, the front end of the supporting ring 534 is elastically connected with the housing by the first spring 535, the rear end of the straight rod 533 is rotatably connected with the first connecting rod 537 at the left and right sides by the movable rotating shaft 536, the other end of the first connecting rod 537 is rotatably connected with the first clamping block 538 by the rotating shaft, the first clamping block 538 is extended through the housing 531, the bottom end of the housing 531 is, the surface of the straight rod 533 is smooth, the inner wall of the housing 531 is attached to the straight rod 533, the moving track of the straight rod 533 is limited, the first connecting rod 537 is straight, the first connecting rod 537 is inclined outward from front to back, when the movable rotating shaft 536 moves forward, the two first clamping blocks 538 are pulled by the first connecting rod 537 to contract inward, the rear end face of the first clamping block 538 is smooth, the rear end face of the first clamping block 538 is inclined outward from front to back in an arc shape, when the first clamping block 538 extrudes the base 3, the first clamping block 538 is inclined inward through the rear end, the first clamping block 538 is attached to the inner wall of the housing 531, a limiting plate is arranged on the inner side of the housing 531, and the moving track and the moving distance of the first clamping block 538 are limited.
Referring to fig. 5, the present invention provides a heat sink for a PCB chassis by improvement, wherein the second fixing device 57 comprises a pressing rod 571, a second connecting rod 572, a movable plate 573, a limiting rod 574, a groove 575, a second clamping block 576 and a second spring 577, the bottom end of the pressing rod 571 extends into the supporting plate 52, the bottom end of the pressing rod 571 is rotatably connected with the second connecting rod 572 through a rotating shaft, the bottom end of the second connecting rod 572 is rotatably connected with the movable plate 573 through a rotating shaft, the top end of the inside of the movable plate 573 transversely penetrates through the limiting rod 574, the top parts of the left and right sides of the front cover plate 55 are respectively provided with the groove 575, the inner side of the groove 575 is respectively embedded with the second spring 577 and the second clamping block 576, the inner side of the second clamping block 574 is elastically connected with the front cover plate 55 through the second spring 577, the outer side of the second clamping block 576 extends into the supporting plate 52 to be contacted with the movable plate 573, the second connecting rod 572 is a straight rod, and the second connecting rod 572 is inclined inward from top to bottom, so that when the pressing rod 571 moves downward, the second connecting rod 572 is pressed downward to drive the movable plate 573 to move inward.
Example two:
according to the invention, through improvement, the surface of the limiting rod 574 is smooth, the inner wall of the movable plate 573 is attached to the limiting rod 574 to limit the moving track of the movable plate 573, the inner side of the movable plate 573 is provided with a convex block, and when the movable plate 573 is pushed out, the outer side of the convex block is attached to the outer surface of the support plate 52, so that the second clamping block 576 can be conveniently pushed out through the convex block of the movable plate 573, and the second clamping block 576 is disconnected from the support plate 52.
The invention provides a PCB circuit board chassis heat abstractor through improving, its working principle is as follows;
firstly, before use, the heat dissipation device 5 needs to be installed in the through hole of the front end wall of the base 3, when installing, the heat dissipation device 5 is embedded in the base 3, because the bottom end of the support plate 52 is transversely provided with the slot, and the inner wall of the slot is attached to the front end wall of the base 3, the slot at the bottom end of the support plate 52 is inserted into the bottom of the through hole at the front end of the base 3, the bottom of the support plate 52 is fixed, then the top of the support plate 52 is pushed backwards, so that the first clamping block 538 is extruded on the front end surface of the base 3, because the rear end surface of the first clamping block 538 is smooth, and the rear end surface of the first clamping block 538 inclines in an arc shape from front to back, when the first clamping block 538 is extruded on the base 3, the first clamping block 538 is inwardly contracted through the inclination of the rear end, and because the slot corresponding to the position of the first clamping block 538 is arranged in the, the movable rotating shaft 536 pushes the first fixture block 538 outwards through the first connecting rod 537, so that the first fixture block 538 is inserted into the fixture groove for fixing, and when the heat sink 5 needs to be disassembled, the movable rotating shaft 536 is pulled forwards through the straight rod 533 by pulling the pull plate 532 at the front end of the first fixing device 53, and the movable rotating shaft 536 pulls the first fixture block 538 to shrink into the housing 531 through the first connecting rod 537, so that the connection between the first fixture block 538 and the base 3 can be disconnected, and the heat sink 5 can be further removed, so that the heat sink 5 can be conveniently disassembled;
secondly, when the heat dissipation device is used, firstly, the PCB inside the case is in circuit connection through the power connection port 2 at the left end of the power connection box 1, and when the heat dissipation device is used, the heat dissipation fan 51 is driven by external control equipment to dissipate heat of the PCB;
thirdly, since dust can adhere to the dust screen 56 after long-term use, the dust screen 56 is blocked, the ventilation effect of the chassis is affected, the dust screen 56 needs to be cleaned at regular time, when the dust screen 56 is cleaned, only the press rod 571 needs to be pressed down, the press rod 571 pushes the second connecting rod 572 downwards, because the second connecting rod 572 is in a straight rod shape and is inclined inwards from top to bottom, when the press rod 571 moves downwards, the second connecting rod 572 is pressed downwards to drive the movable plate 573 to move inwards, a bump is arranged on the inner side of the movable plate 573, when the movable plate 573 is pushed out, the outer side of the bump is attached to the outer surface of the support plate 52, the second block 576 is pushed out through the bump of the movable plate 573, the second block 576 is disconnected from the support plate 52, the fixing of the front cover plate 55 can be disconnected, the front cover plate 55 can be opened to take out and clean the dust screen 56 inside, and when the dust screen 56 is installed, the dust screen 56 can be clamped and fixed by the front cover plate 55 and the support plate 52 only by placing the dust screen 56 between the front cover plate 55 and the support plate 52, then covering the front cover plate 55, fastening the front cover plate 55 with the support plate 52 through the second fixture block 576.
The invention provides a PCB circuit board chassis heat dissipating device through improvement, through setting up the heat dissipating double-fuselage 5 in the front end wall of the chassis of PCB circuit board, the top of the heat dissipating double-fuselage 5 has the first fixing device 53, there are first fixture blocks 538 on the left and right sides of the first fixing device 53, when needing to mount the heat dissipating double-fuselage 5, only need to insert the heat dissipating double-fuselage 5 into the through hole of the front end of chassis, fasten and fix with chassis each other through the first fixture block 538 of the left and right sides of the first fixing device 53, can break the connection of the first fixture block 538 and chassis through pulling the pull plate 532 of the front end of the first fixing device 53, and then take off the heat dissipating double-fuselage 5, facilitate the disassembling and assembling of the heat dissipating double-fuselage 5, through setting up the front cover 55 in the front end of the heat dissipating double-fuselage 5, clamp and fix the dust screen 56 through the front cover 55, and set up the, when the front cover plate 55 is covered, the front cover plate 55 can be fixed with the support plate 52 of the heat sink 5 through the second fixture 576 of the second fixing device 57 on the left side and the right side, and the front cover plate 55 can be disconnected by pressing the pressure lever 571 at the top end of the support plate 52, so that the front cover plate 55 can be conveniently opened to take out and clean the inner dust screen 56.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A heat dissipation device for a case of a PCB (printed circuit board) comprises an electric connection box (1), wherein an electric connection port (2) is formed in the left end of the electric connection box (1), the right end of the electric connection box (1) is mutually locked with a base (3) through a bolt, the top end of the base (3) is sealed through a top shell (4) and is mutually locked with the top shell (4) through the bolt;
the method is characterized in that: the heat dissipation device comprises a base (3), a heat dissipation device (5) and a heat dissipation device (5), wherein the front end of the base (3) is provided with a groove, the heat dissipation device (5) is installed in the groove at the front end of the base (3), the heat dissipation device (5) comprises a heat dissipation fan (51), a support plate (52), a first fixing device (53), a support plate (54), a front cover plate (55), a dust screen (56) and a second fixing device (57), the front end of the heat dissipation fan (51) is mutually locked with the support plate (52) through bolts, the top end of the support plate (52) is mutually locked with the first fixing device (53) through bolts, the front sides of the left end and the right end of the support plate (52) are respectively provided with the support plate (54), the bottom of the front end of the support plate (52) is rotatably connected with the front cover plate (55) through a rotating shaft, the top end of the front cover plate (55) is mutually locked with the support plate (52) through the second fixing device, the support plate (52) is embedded in a groove at the front end of the base (3), and the left side and the right side of the first fixing device (53) are buckled with the base (3) respectively.
2. The PCB chassis heat dissipation device of claim 1, wherein: the first fixing device (53) consists of a shell (531), a pull plate (532), a straight rod (533), a support ring (534), a first spring (535), a movable rotating shaft (536), a first connecting rod (537) and a first clamping block (538), the pull plate (532) is arranged in the middle of the front end of the shell (531), the rear end of the pull plate (532) is locked with the straight rod (533) through bolts, the rear end of the straight rod (533) extends into the shell (531), the support ring (534) is arranged at the rear end of the outer side of the straight rod (533), the front end of the support ring (534) is elastically connected with the shell (531) through the first spring (535), the rear end of the straight rod (533) is rotatably connected with the first connecting rods (537) at the left side and the right side through the movable rotating shaft (536), the other end of the first connecting rod (537) is rotatably connected with the first clamping block (538) through the rotating shaft, and the first clamping block (538) extends out through the shell (531), the bottom end of the shell (531) is locked with the support plate (52) through bolts, and the first clamping block (538) is buckled with the base (3).
3. The PCB chassis heat dissipation device of claim 1, wherein: the second fixing device (57) consists of a pressing rod (571), a second connecting rod (572), a movable plate (573), a limiting rod (574), a groove (575), a second clamping block (576) and a second spring (577), the bottom end of the pressing rod (571) extends into the support plate (52), the bottom end of the pressing rod (571) is rotatably connected with the second connecting rod (572) through a rotating shaft, the bottom end of the second connecting rod (572) is rotatably connected with the movable plate (573) through a rotating shaft, the limiting rod (574) transversely penetrates through the top end of the inner portion of the movable plate (573), the grooves (575) are formed in the top portions of the left side and the right side of the front cover plate (55), the second spring (577) and the second clamping block (576) are respectively embedded into the inner side and the outer side of each groove (575), the inner side of the second clamping block (576) is elastically connected with the front cover plate (55) through the second spring (577), and the outer side of the second clamping block (576) extends into the support plate (52), the left end and the right end of the limiting rod (574) are respectively fixedly connected with the support plate (52).
4. The PCB chassis heat dissipation device of claim 1, wherein: the front side of the base (3) is provided with a through hole, the inner wall of the through hole is attached to the support plate (52) and the outer wall of the first fixing device (53), and a clamping groove corresponding to the first clamping block (538) is formed in the through hole in the front side of the base (3).
5. The PCB chassis heat dissipation device of claim 1, wherein: the bottom end of the support plate (52) is transversely provided with a slot, and the inner wall of the slot is attached to the front end wall of the base (3).
6. The PCB chassis heat dissipation device of claim 2, wherein: the surface of the straight rod (533) is smooth, and the inner wall of the shell (531) is attached to the straight rod (533).
7. The PCB chassis heat dissipation device of claim 2, wherein: the first connecting rod (537) is in a straight rod shape, and the first connecting rod (537) inclines outwards from front to back.
8. The PCB chassis heat dissipation device of claim 2, wherein: the rear end face of the first clamping block (538) is smooth, and the rear end face of the first clamping block (538) inclines in an arc shape from front to back.
9. The PCB chassis heat dissipation device of claim 2, wherein: the first fixture block (538) is attached to the inner wall of the shell (531), and a limiting plate is arranged on the inner side of the shell (531).
10. The PCB chassis heat dissipation device of claim 3, wherein: the second connecting rod (572) is straight and the second connecting rod (572) is inclined inwards from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010459164.6A CN111465296A (en) | 2020-05-27 | 2020-05-27 | PCB circuit board machine case heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010459164.6A CN111465296A (en) | 2020-05-27 | 2020-05-27 | PCB circuit board machine case heat abstractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111465296A true CN111465296A (en) | 2020-07-28 |
Family
ID=71679866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010459164.6A Withdrawn CN111465296A (en) | 2020-05-27 | 2020-05-27 | PCB circuit board machine case heat abstractor |
Country Status (1)
| Country | Link |
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| CN (1) | CN111465296A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111935911A (en) * | 2020-08-15 | 2020-11-13 | 惠州市福客斯电子科技有限公司 | Horizontal equipment for processing printed circuit board |
| CN111991933A (en) * | 2020-08-26 | 2020-11-27 | 泉州方科昌耀工业设计有限公司 | Harmful gas purification treatment device for environmental protection engineering |
| CN114585203A (en) * | 2022-03-11 | 2022-06-03 | 上海米右智能科技有限公司 | Intelligent device control panel locking mechanism |
-
2020
- 2020-05-27 CN CN202010459164.6A patent/CN111465296A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111935911A (en) * | 2020-08-15 | 2020-11-13 | 惠州市福客斯电子科技有限公司 | Horizontal equipment for processing printed circuit board |
| CN111935911B (en) * | 2020-08-15 | 2021-12-31 | 惠州市福客斯电子科技有限公司 | Horizontal equipment for processing printed circuit board |
| CN111991933A (en) * | 2020-08-26 | 2020-11-27 | 泉州方科昌耀工业设计有限公司 | Harmful gas purification treatment device for environmental protection engineering |
| CN114585203A (en) * | 2022-03-11 | 2022-06-03 | 上海米右智能科技有限公司 | Intelligent device control panel locking mechanism |
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Application publication date: 20200728 |