CN210381637U - Electromagnetic compatibility waterproof dustproof case - Google Patents
Electromagnetic compatibility waterproof dustproof case Download PDFInfo
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- CN210381637U CN210381637U CN201921391549.2U CN201921391549U CN210381637U CN 210381637 U CN210381637 U CN 210381637U CN 201921391549 U CN201921391549 U CN 201921391549U CN 210381637 U CN210381637 U CN 210381637U
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- electromagnetic compatibility
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Abstract
The utility model relates to an electrical element technical field, in particular to waterproof dustproof quick-witted case of electromagnetic compatibility, include: the case comprises a case body, a front panel, a rear panel, a front cover plate, a rear cover plate, a front cover plate and a rear cover plate, wherein the case body comprises a lower shell, a left shell and a right shell, the cover plate is arranged on the upper surface, and the shell, the cover plate, the front cover plate and the rear cover plate are connected in a sealing manner; a heat radiation fin integrally formed on an outer side surface of the housing; and the shielding plate is arranged at one end, close to the front panel, in the case body, and is parallel to the front panel. The utility model provides a pair of waterproof dustproof quick-witted case of electromagnetic compatibility, through at casing lateral surface an organic whole formation radiating fin, radiating fin is with the inside heat effluvium of chassis body, prevents that chassis body is inside overheated, keeps apart chassis body and front panel through the shield plate, prevents that display screen, button and switch on the front panel from receiving the electromagnetism and influencing, sealing connection between casing, apron, front panel and the rear panel improves chassis body's waterproof dirt resistance.
Description
Technical Field
The utility model relates to an electrical elements technical field, in particular to waterproof dustproof quick-witted case of electromagnetic compatibility.
Background
In the same type of integrated power supply on the market, the heat dissipation mode is air-cooled heat dissipation, and the requirements of electromagnetic compatibility and water and dust prevention under special electromagnetic environment conditions cannot be met.
In order to meet the use requirements of a power supply, the prior art adopts an air-cooling heat dissipation mode for installing an axial flow fan, and the positions of a display screen, keys, a switch, a vent hole, an electrical interface, a structural gap and the like of the power supply are leaked, so that the requirements of electromagnetic compatibility and water and dust resistance under special electromagnetic environment conditions cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model provides a waterproof dustproof quick-witted case of electromagnetic compatibility for solve prior art and can't satisfy electromagnetic compatibility and dustproof and waterproof's function simultaneously.
In order to solve the problem that the above-mentioned background art provided, the utility model provides a waterproof dustproof quick-witted case of electromagnetic compatibility, include:
the case comprises a case body, a front panel, a rear panel, a front cover plate, a rear cover plate, a front cover plate and a rear cover plate, wherein the case body comprises a lower shell, a left shell and a right shell, the cover plate is arranged on the upper surface, and the shell, the cover plate, the front cover plate and the rear cover plate are connected in a sealing manner;
a heat radiation fin integrally formed on an outer side surface of the housing;
and the shielding plate is arranged at one end, close to the front panel, in the case body, and is parallel to the front panel.
In order to improve the electromagnetic compatibility and the dust and water resistance between the shells, the preferable technical scheme is that complementary bayonets are arranged at the joint between the adjacent shells, the adjacent bayonets are connected in a meshed mode to form an integral structure, and the inner face and the outer face of the joint between the adjacent shells are connected through welding.
In order to make between apron and the casing electromagnetic compatibility and dustproof and waterproof nature better, preferred technical scheme does, and first cell body is seted up to the casing department that the apron bottom surface corresponds left and right both sides, and the casing upper end of left and right both sides all sets up first cardboard, and first cardboard card passes through bolted connection in first cell body, apron and front panel and casing, sets up the shielding sealing strip between apron and front panel and the casing connection.
In order to improve the electromagnetic compatibility and the dustproof and waterproof performance between the cover plate and the shell, the preferred technical scheme is that grooves are formed in the two ends of the shell corresponding to the cover plate, and shielding sealing materials are filled in the grooves.
In order to improve electromagnetic compatibility and dustproof and waterproof nature between casing and the shield plate, preferred technical scheme does, and the shells inner wall of left and right both sides corresponds the shield plate position and sets up the second cell body, and the shield plate both sides set up the second cardboard, and the second cardboard card is in the second cell body, and the shield plate all passes through welded connection with the interior outside of casing junction.
In order to improve the electromagnetic compatibility and the dustproof and waterproof performance between the shell and the rear panel, the preferred technical scheme is that L-shaped clamping plates which are clamped with each other are respectively arranged at the joints of the rear panel and the shell at the left side and the shell at the right side, and the inner surface and the outer surface of the joints of the rear panel and the shell at the left side and the shell at the right side are both connected through welding.
In order to prevent the installation position of the electric connector from influencing electromagnetic compatibility and dust-proof and waterproof properties, the preferred technical scheme is that the electric connector is arranged on the rear panel, a plurality of blind holes are arranged on the rear panel corresponding to the electric connector, the electric connector is connected with the blind holes through screws, and a shielding sealing strip is arranged between the electric connector and the blind holes.
The preferable technical scheme is that a display, a key and a switch are hermetically arranged on the front panel and are electrically connected with the inside of the case body through a feed-through filter.
The utility model has the advantages that:
the utility model provides a pair of waterproof dustproof quick-witted case of electromagnetic compatibility, through at casing lateral surface an organic whole formation radiating fin, radiating fin is with the inside heat effluvium of chassis body, prevents that chassis body is inside overheated, keeps apart chassis body and front panel through the shield plate, prevents that display screen, button and switch on the front panel from receiving the electromagnetism and influencing, sealing connection between casing, apron, front panel and the rear panel improves chassis body's waterproof dirt resistance.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a side cross-sectional view of the present invention;
fig. 4 is a top cross-sectional view of the present invention;
FIG. 5 is a detail view of the cover plate and the housing of the present invention;
fig. 6 is a schematic view of the mounting structure of the electrical connector in the rear panel of the present invention;
10-a case body; 11-a housing; 111-heat dissipation fins; 112-bayonet; 113-a first card; 114-groove; 115-a second trough; 116-L-shaped snap-gauge; 12-a cover plate; 121-a first trough body; 13-a front panel; 131-a display; 132-a key; 133-a switch; 134-a feedthrough filter; 14-a rear panel; 141-an electrical connector; 142-a blind hole; 15-a shielding plate; 151-second card.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1, 2, 3 and 4, the utility model provides a waterproof and dustproof case of electromagnetic compatibility, include: the chassis comprises a chassis body 10, wherein the chassis body 10 comprises a shell 11 with three surfaces, namely a lower surface, a left surface and a right surface, a cover plate 12 arranged on the upper surface, a front panel 13 and a rear panel 14 which are arranged on the front surface and the rear surface, the shell 11, the cover plate 12, the front panel 13 and the rear panel 14 are connected in a sealing way, and 5A06 antirust aluminum is used as a material of the shell 11;
the radiating fins 111 are integrally formed on the outer side surface of the shell 11, and the radiating fins 111 are milled on the outer surface of the shell 11 to increase the radiating area, so that the best effect of natural heat radiation is achieved;
and a shielding plate 15 disposed at one end of the inside of the cabinet body 10 close to the front panel 13, wherein the shielding plate 15 is disposed in parallel with the front panel 13.
The working principle and the technical effect of the technical scheme are as follows:
the utility model provides a pair of waterproof dustproof quick-witted case of electromagnetic compatibility, through at 11 lateral surface an organic whole of casing forms radiating fin 111, radiating fin 111 gives out the inside heat of chassis body 10, prevent the inside overheated of chassis body 10, keep apart chassis body 10 and front panel 13 through shield plate 15, prevent that display screen on the front panel 13, button 132 and switch 133 receive electromagnetic influence, casing 11, apron 12, sealing connection between front panel 13 and the rear panel 14, improve chassis body 10's waterproof dirt resistance.
As shown in fig. 2, in order to improve electromagnetic compatibility and dust and water resistance between the housings 11, it is preferable that complementary bayonets 112 are provided at the joints between the adjacent housings 11, the adjacent bayonets 112 are engaged to form an integral structure, and the inner and outer surfaces of the joints between the adjacent housings 11 are connected by welding.
As shown in fig. 2 and 5, in order to make the electromagnetic compatibility and the dust-proof and waterproof performance between the cover plate 12 and the housing 11 better, a first groove 121 is formed in the bottom surface of the cover plate 12 corresponding to the housing 11 on the left and right sides, first locking plates 113 are disposed at the upper ends of the housing 11 on the left and right sides, the first locking plates 113 are locked in the first groove 121, the cover plate 12 and the front panel 13 are connected with the housing 11 through screws, and a shielding sealing strip is disposed between the cover plate 12 and the housing 11 and between the front panel 13 and the housing 11.
In order to improve electromagnetic compatibility and dustproof and waterproof nature between apron 12 and the casing 11, preferred technical scheme does, and casing 11 corresponds apron 12 both ends and sets up groove 114, and the packing shielding and sealing material in groove 114, the utility model discloses well shielding and sealing material is conductive rubber.
As shown in fig. 4, in order to improve electromagnetic compatibility and dust-proof and waterproof performance between the housing 11 and the shielding plate 15, a second groove 115 is formed in the inner wall of the housing 11 on the left and right sides corresponding to the shielding plate 15, second locking plates 151 are disposed on the two sides of the shielding plate 15, the second locking plates 151 are locked in the second groove 115, and the inner and outer surfaces of the joint of the shielding plate 15 and the housing 11 are all connected by welding.
As shown in fig. 4, in order to improve the electromagnetic compatibility and the dust-proof and waterproof performance between the housing 11 and the rear panel 14, it is preferable that L-shaped snap-in boards 116 are respectively disposed at the joints between the rear panel 14 and the left and right housings 11, and the joints between the rear panel 14 and the left and right housings 11 are connected by welding.
The working principle and the technical effect of the technical scheme are as follows:
the joints between the adjacent shells 11 are connected in a snap-in manner through bayonets 112 to form an integral structure, first snap-gauge 113 at the upper ends of the shells 11 at the left and right sides are clamped into a first groove 121 on the cover plate 12, second snap-gauge 151 at the two sides of the shielding plate 15 are clamped into second grooves 115 of the shells 11 at the left and right sides, and the joints between the rear panel 14 and the shells 11 at the left and right sides are clamped through L-shaped snap-gauges 116; then, the inner and outer surfaces of the joint between the adjacent shells 11 are all connected by welding, a shielding sealing strip is arranged between the cover plate 12 and the shell 11 and between the front panel 13 and the shell 11, the inner and outer surfaces of the joint between the shielding plate 15 and the shell 11 are all connected by welding, and the inner and outer surfaces of the joint between the rear panel 14 and the shells 11 at the left and right sides are all connected by welding, so that the overall dustproof sealing performance and the electromagnetic compatibility of the case body 10 are improved; the groove 114 is filled with a shield sealing material, and the dust sealing property and electromagnetic compatibility between the case 11 and the lid 12 are further improved.
As shown in fig. 6, in order to prevent the mounting position of the electrical connector 141 from affecting electromagnetic compatibility and dust-proof and waterproof performance, it is preferable that the electrical connector 141 is disposed on the rear panel 14, a plurality of blind holes 142 are disposed on the rear panel 14 corresponding to the positions of the electrical connector 141, the electrical connector 141 is connected to the blind holes 142 by screws, and a shielding sealing strip is disposed between the electrical connector 141 and the blind holes 142.
As shown in fig. 1 and 3, a display 131, a button 132 and a switch 133 are preferably sealed on the front panel 13 and electrically connected to the inside of the casing body 10 through a feed-through filter 134, and a sealing film is preferably provided on the surface of the button 132, and is made of transparent silicone.
The working principle and the technical effect of the technical scheme are as follows:
through connector and blind hole 142 pass through screwed connection, avoid producing the space on the rear panel 14 and influence electromagnetic compatibility, display 131 on the front panel 13, button 132, switch 133 pass through feed-through filter 134 and the inside electrical connection of chassis body 10, prevent that the electromagnetism in chassis body 10 from influencing the normal work of display 131, button 132, switch 133.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. The utility model provides a waterproof dustproof quick-witted case of electromagnetic compatibility which characterized in that includes:
the chassis comprises a chassis body (10), wherein the chassis body (10) comprises a shell (11) with three surfaces, namely a lower surface, a left surface and a right surface, a cover plate (12) arranged on the shell, and a front panel (13) and a rear panel (14) which are arranged on the front surface and the rear surface, and the shell (11), the cover plate (12), the front panel (13) and the rear panel (14) are connected in a sealing manner;
a heat radiation fin (111) integrally formed on the outer surface of the housing (11);
and a shielding plate (15) which is arranged at one end close to the front panel (13) in the case body (10), wherein the shielding plate (15) is arranged in parallel with the front panel (13).
2. The waterproof and dustproof electromagnetic compatibility chassis according to claim 1, wherein complementary bayonets (112) are arranged at the joints between the adjacent shells (11), the adjacent bayonets (112) are connected in a snap fit manner to form an integral structure, and the inner surface and the outer surface of the joints between the adjacent shells (11) are connected by welding.
3. The electromagnetic compatibility waterproof dustproof case as claimed in claim 1, wherein a first groove (121) is formed in the bottom surface of the cover plate (12) corresponding to the left and right side shells (11), first clamping plates (113) are arranged at the upper ends of the left and right side shells (11), the first clamping plates (113) are clamped in the first groove (121), the cover plate (12) and the front panel (13) are connected with the shells (11) through screws, and a shielding sealing strip is arranged between the cover plate (12) and the shells (11) and between the cover plate (12) and the front panel (13) and the shells (11).
4. The electromagnetic compatibility waterproof dustproof case of claim 3, characterized in that the shell (11) is provided with a groove (114) corresponding to the two ends of the cover plate (12), and the groove (114) is filled with a shielding sealing material.
5. The electromagnetic compatibility waterproof dustproof case according to claim 1 is characterized in that a second groove body (115) is formed in the inner wall of the case (11) on the left side and the right side corresponding to the position of the shielding plate (15), second clamping plates (151) are arranged on the two sides of the shielding plate (15), the second clamping plates (151) are clamped in the second groove body (115), and the inner surface and the outer surface of the joint of the shielding plate (15) and the case (11) are connected through welding.
6. The electromagnetic compatibility waterproof dustproof case of claim 1, characterized in that the joints of the rear panel (14) and the left and right side cases (11) are respectively provided with L-shaped clamping plates (116) which are clamped with each other, and the inner and outer surfaces of the joints of the rear panel (14) and the left and right side cases (11) are connected by welding.
7. The chassis of claim 1, wherein the rear panel (14) is provided with an electrical connector (141), the rear panel (14) is provided with a plurality of blind holes (142) corresponding to the electrical connector (141), the electrical connector (141) is connected with the blind holes (142) by screws, and a shielding sealing strip is disposed between the electrical connector (141) and the blind holes (142).
8. The waterproof and dustproof case of claim 1, wherein the display (131), the button (132) and the switch (133) are hermetically arranged on the front panel (13) and electrically connected with the inside of the case body (10) through the feed-through filter (134).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921391549.2U CN210381637U (en) | 2019-08-26 | 2019-08-26 | Electromagnetic compatibility waterproof dustproof case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921391549.2U CN210381637U (en) | 2019-08-26 | 2019-08-26 | Electromagnetic compatibility waterproof dustproof case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210381637U true CN210381637U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921391549.2U Active CN210381637U (en) | 2019-08-26 | 2019-08-26 | Electromagnetic compatibility waterproof dustproof case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210381637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113387320A (en) * | 2021-06-18 | 2021-09-14 | 东莞理工学院 | MEMS accelerometer of micro-electromechanical system |
-
2019
- 2019-08-26 CN CN201921391549.2U patent/CN210381637U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113387320A (en) * | 2021-06-18 | 2021-09-14 | 东莞理工学院 | MEMS accelerometer of micro-electromechanical system |
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