CN102386573B - Vent hole protecting device for outdoor box - Google Patents
Vent hole protecting device for outdoor box Download PDFInfo
- Publication number
- CN102386573B CN102386573B CN201110316645.2A CN201110316645A CN102386573B CN 102386573 B CN102386573 B CN 102386573B CN 201110316645 A CN201110316645 A CN 201110316645A CN 102386573 B CN102386573 B CN 102386573B
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- shell
- protecting device
- shell block
- outdoor box
- box body
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a vent hole protecting device for an outdoor box, which comprises a shell; the shell comprises a bridging board, two lateral boards which are located at two sides of the bridging board and are connected through the bridging board, and end boards for closing the back ends of the two lateral boards and the bridging board. The vent hole protecting device for the outdoor box is characterized in that: the bridging board is rectangular; a shell seat is buckled at the front end of the shell; the shell seat is provided with a communicating hole communicated with the vent hole; a downward ventilating channel is formed by the communicating hole and a cavity between the shell and the shell seat; and a dustproof net for closing the communicating hole is arranged on the shell seat. The shell seat is arranged between the shell and the outer wall of the box in the vent hole protecting device for outdoor box, so the fixing structure is firmer; meanwhile, the dustproof net is fixedly arranged on the shell seat, so the installation of the dustproof net is also firmer, thereby prolonging the life service of the vent hole protecting device; and, the cavity is formed between the shell seat and the shell, and the bridging board is rectangular, so the ventilating area is enlarged and good ventilating effect is achieved.
Description
Technical field
The present invention relates to a kind of air hole protecting device for outdoor box body, relate in particular to the protector at ventilating opening place for the cabinet of electrical systems such as convergence control cabinet, distribution box, mechanism case.
Background technology
Cabinet of electrical system in use, as without forced ventilation requirement, the general ventilation hole that adopts dispels the heat, takes a breath, but after offering ventilation hole, dust and little winged insect can enter box house from ventilation hole, when rainy, also can from ventilation hole, enter box house by rain, bring potential safety hazard so to the reliability service of the equipment in casing, therefore the ventilation hole protection object of attaching most importance to, the degree of protection of the above-mentioned casing of national Specification need reach IP54, so the degree of protection of air hole protecting device also needs to reach the national standard of IP54.
Industry is to set up Air Filter for dustproof usual way at present, conventionally the method adopting for waterproof is to set up bucker, Chinese patent notification number is CN201726049U, the day for announcing is on 01 26th, 2011, name is called in ' a kind of air hole protecting device for outdoor box body ' specification and discloses a kind of air hole protecting device for outdoor box body, comprise for being installed in the protector housing and the dustproof filter pad that is positioned at protector enclosure interior in outdoor case, this protector housing comprises bridging board, be positioned at bridging board both sides and by the connected biside plate of bridging board and the side plate that is positioned at bridging board rear end and is connected with bridging board, described bridging board, the inner side of biside plate and side plate is configured for holding the cavity of dustproof filter pad, described dustproof filter pad is spacing by the Stop structure of being located at bridging board front end.But this air hole protecting device can not reach the national standard of IP54, and in this protector, Air Filter is all arranged on bucker, and this structure is insecure, and ventilation effect is bad.Bucker is normally fixed on casing with marine glue or water-proof sealing strip in addition, because bucker is located at casing outside, so marine glue or water-proof sealing rubber strip are directly exposed to occurring in nature, ageing failure or be considered to destroy very easily, and then bucker and casing are damaged.
Summary of the invention
The object of the present invention is to provide a kind of air hole protecting device for outdoor box body, inadequate to solve the degree of protection of ventilation and protection device in prior art, install insecure, the problem that ventilation effect is bad.
For achieving the above object, the present invention adopts following technical scheme: a kind of air hole protecting device for outdoor box body, comprise shell, described shell comprises bridging board, be positioned at bridging board both sides and by the connected biside plate of bridging board, and by the end plate of biside plate and bridging board back-end closure, described bridging board is rectangle, shell front end spiral-lock has shell block, on described shell block, be provided with the intercommunicating pore for being communicated with ventilation hole, cavity between intercommunicating pore and shell and shell block has formed downward vent passages jointly, is provided with the Air Filter for intercommunicating pore is sealed on shell block.
Vent passages bottom between shell and shell block is provided with water-retaining structure.
Described water-retaining structure comprises the staggered outstanding water fender of establishing, a two adjacent water fenders end face is separately installed in respectively on the sidewall of each self-corresponding shell, the other end is tilted to down the center that extends through shell, and the both sides of water fender extend to respectively on the medial surface of end plate of shell block rear end face and shell.
On described shell block rear end face, in the below of water fender, convex with the support raised line for coordinating with water fender side lap, the medial surface of the opposite side of water fender and the end plate of shell is fixedly installed.
On the end plate medial surface of shell, convex with for shell and shell block are fixed on to the mounting boss on casing, the corresponding described mounting boss of shell block position is provided with assembling through hole.
Described shell block front end face convexes with in intercommunicating pore place for ring platform before being inserted in air vent of cabinet, the endoporus front end of front ring platform is provided with Turbogrid plates, shell block rear end face convexes with the rear ring platform of internal diameter and intercommunicating pore equal diameters in intercommunicating pore place, described rear ring platform inner chamber and intercommunicating pore have formed the cavity that holds Air Filter jointly, and Air Filter is arranged in described cavity.
Shell block front end face is equipped with seal groove in the outer peripheral face place of front ring platform, is provided with for the waterproof grommet with cabinet exterior sealing in seal groove.
On the front end face of described front ring platform, be provided with the screwed hole for provided with fan.
Bridging board and end plate lateral surface junction are provided with transition circle cambered surface.
The outer edge surface of the front end edge shell of shell convexes with eaves, and shell block has for the spacing outer edge surface coordinating of the inner edge surface with described eaves, and shell block buckle is in the eaves of shell.
A kind of air hole protecting device for outdoor box body of the present invention, between shell and cabinet exterior, be provided with shell block, make fixed structure more firm, Air Filter is installed on shell block simultaneously, also makes the more firm of Air Filter installation, thereby extends the useful life of air hole protecting device, between shell block and shell, form cavity, bridging board of the present invention is rectangle, has increased draught area, reaches good ventilation effect.
Further, the outstanding interlaced water fender of establishing of outer casing underpart, in the situation that do not increase the distance between shell lower ending opening and ventilation hole, has effectively prevented that rainwater is splashed in casing by vent passages.
Further, the downward-sloping angle of water fender free end, while effectively having prevented from dabbling, aqueous reflux enters vent passages.Further, shell block front end face is provided with the front ring platform of protrusion, front ring platform coordinates with ventilation hole sleeve, better by protector location and installation at air vent of cabinet place, simultaneously in the hole of front ring platform, the Turbogrid plates of setting are also positioned at Air Filter in the inner chamber of intercommunicating pore and rear ring platform accurately.
Further, the seal of shell block front end face setting does not need prior art housing to be around coated with fluid sealant, prevents that rainwater is from connecting the casing of entering between gap, and seal is arranged on shell block inside, is difficult for agingly, has extended useful life of air hole protecting device.
Accompanying drawing explanation
Fig. 1 is the front view of the shell block in the embodiment of the present invention 1;
Fig. 2 is the rearview of Fig. 1;
Fig. 3 is the AA cutaway view of Fig. 2;
Fig. 4 is the front view of the shell in the embodiment of the present invention 1;
Fig. 5 is the BB cutaway view of Fig. 4;
Fig. 6 is that structural representation is used in the assembling of the embodiment of the present invention 1;
Fig. 7 is the front view of the shell block in the embodiment of the present invention 2;
Fig. 8 is the CC cutaway view of Fig. 7;
Fig. 9 is the front view of the shell in embodiments of the invention 2;
Figure 10 is the DD cutaway view of Fig. 9;
Figure 11 is that structural representation is used in the assembling of the embodiment of the present invention 2;
Figure 12 is the stereogram of embodiments of the invention 2.
Embodiment
A kind of embodiment 1 of air hole protecting device for outdoor box body, as shown in Fig. 1-Fig. 6, shell 2 in this embodiment is as shown in Fig. 4-5, for one-shot forming structure, it comprises that top is rectangular bridging board 24, be positioned at bridging board both sides and by the connected biside plate 25 of bridging board, and by the end plate 26 of biside plate and bridging board back-end closure, bridging board 24 is provided with transition arc with end plate connecting place, the outer edge surface of the front end edge shell of shell 2 convexes with eaves 27, end plate 26 medial surfaces of shell convex with four mounting boss 21, on mounting boss 21, be provided with tapped blind hole 23, shell block in the present embodiment as Figure 1-3, this shell block 1 has the outer edge surface that the inner edge surface shape with the eaves 27 of shell 2 matches, on the position of the tapped blind hole 23 on the corresponding mounting boss 21 of shell block 1 first half, be provided with assembling through hole 15, on shell block 1, be provided with the intercommunicating pore 14 for being communicated with air vent of cabinet, on shell block 1, in intercommunicating pore 14 front ends, convex with for being inserted into the front ring platform 18 in air vent of cabinet, the front end of the endoporus of front ring platform is installed with Turbogrid plates 12, on front ring platform 18 front end faces, be provided with the screwed hole 17 for provided with fan, shell block rear end face convexes with the rear ring platform 16 of internal diameter and intercommunicating pore equal diameters in intercommunicating pore 14 places, shell block 1 front end face is equipped with seal groove 11 in the outer peripheral face place of front ring platform 18, the present embodiment 1 in use, as shown in Figure 6, rear ring platform 16 has Air Filter 3 with the inner chamber welding (or being threaded) of intercommunicating pore 14, shell block 1 spiral-lock is in the eaves 27 of shell 2 front ends, cavity between intercommunicating pore 14 and shell block 1 and shell 2 has formed downward vent passages jointly, seal groove 11 on shell block 1 has been embedded in waterproof grommet 5, front ring platform 18 on shell block 1 is inserted in the ventilation hole of casing, bolt 4 is screwed into through the assembling through hole 15 casing and shell block 1 from cabinet wall in the tapped blind hole 23 on the mounting boss 21 of shell, shell block 1 and shell are connected to the disposed at air vent of casing, between screw 4 and cabinet wall, be provided with gear spring shim 6.
A kind of embodiment 2 of air hole protecting device for outdoor box body, as shown in Fig. 7-12, embodiments of the invention 2 are with the difference of embodiment 1, embodiment 2 is on the basis of the structure of the shell based in embodiment 1 and shell block, between shell 2 and shell block 1, in vent passages bottom, be provided with water-retaining structure, described water-retaining structure comprises, as shown in Fig. 9-Figure 10, three water fenders 22 that are crisscross arranged, a two adjacent water fenders end face is separately installed in respectively on the sidewall of each self-corresponding shell, the other end is tilted to down the center that extends through shell, as shown in Fig. 7-Fig. 8, shell block 1 is in the staggered support raised line 13 matching for the lower edge face with water fender 22 that is provided with in the below of the position of the water fender 22 of corresponding shell 2, one side of water fender is fixedly installed on the medial surface of end plate, opposite side is overlapped on and supports on raised line 13, when the present embodiment is used in assembling, as shown in figure 11, the water fender 22 of shell 2 is overlapped on the support raised line 13 on shell block 1.
In other embodiments, when assembling is used, on shell block, can also not be embedded waterproof grommet, at shell block and casing contact-making surface, be coated with waterproof gasket cement around, reach sealing effectiveness.
In other embodiments; described water-retaining structure can also be the two rows cylinder that staggers between shell block and shell and arrange; the improvement of the unsubstantiality that those skilled in the art carry out water-retaining structure on the basis of this design and technical scheme, within all dropping on protection scope of the present invention.
In embodiment 2, the number of water fender is three, and those skilled in the art also can be arranged to two or four, but within all dropping on protection scope of the present invention.
In other embodiments, also can directly by intercommunicating pore, ventilate, not need to arrange fan.
In other embodiments, shell and shell block also can directly be welded on cabinet exterior.
Claims (9)
1. an air hole protecting device for outdoor box body, comprise shell, described shell comprises bridging board, be positioned at bridging board both sides and by the connected biside plate of bridging board, and by the end plate of biside plate and bridging board back-end closure, it is characterized in that, described bridging board is rectangle, shell front end spiral-lock has shell block, on described shell block, be provided with the intercommunicating pore for being communicated with ventilation hole, cavity between intercommunicating pore and shell and shell block has formed downward vent passages jointly, on shell block, be provided with the Air Filter for intercommunicating pore is sealed, described shell block front end face convexes with in intercommunicating pore place for being inserted into the front ring platform in air vent of cabinet, the endoporus front end of front ring platform is provided with Turbogrid plates, shell block rear end face convexes with the rear ring platform of internal diameter and intercommunicating pore equal diameters in intercommunicating pore place, described rear ring platform inner chamber and intercommunicating pore have formed the cavity that holds Air Filter jointly, Air Filter is arranged in described cavity.
2. air hole protecting device for outdoor box body according to claim 1, is characterized in that, the vent passages bottom between shell and shell block is provided with water-retaining structure.
3. air hole protecting device for outdoor box body according to claim 2, it is characterized in that, described water-retaining structure comprises the staggered outstanding water fender of establishing, a two adjacent water fenders end face is separately installed in respectively on the sidewall of each self-corresponding shell, the other end is tilted to down the center that extends through shell, and the both sides of water fender extend to respectively on the medial surface of end plate of shell block rear end face and shell.
4. air hole protecting device for outdoor box body according to claim 3, it is characterized in that, on described shell block rear end face, in the below of water fender, convex with the support raised line for coordinating with water fender side lap, the medial surface of the opposite side of water fender and the end plate of shell is fixedly installed.
5. air hole protecting device for outdoor box body according to claim 1, it is characterized in that, on the end plate medial surface of shell, convex with for shell and shell block are fixed on to the mounting boss on casing, the corresponding described mounting boss of shell block position is provided with assembling through hole.
6. air hole protecting device for outdoor box body according to claim 1, is characterized in that, shell block front end face is equipped with seal groove in the outer peripheral face place of front ring platform, is provided with for the waterproof grommet with cabinet exterior sealing in seal groove.
7. air hole protecting device for outdoor box body according to claim 1, is characterized in that, is provided with the screwed hole for provided with fan on the front end face of described front ring platform.
8. air hole protecting device for outdoor box body according to claim 1, is characterized in that, bridging board and end plate lateral surface junction are provided with transition circle cambered surface.
9. air hole protecting device for outdoor box body according to claim 1, is characterized in that, the outer edge surface of the front end edge shell of shell convexes with eaves, and shell block has for the spacing outer edge surface coordinating of the inner edge surface with described eaves, and shell block buckle is in the eaves of shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110316645.2A CN102386573B (en) | 2011-10-18 | 2011-10-18 | Vent hole protecting device for outdoor box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110316645.2A CN102386573B (en) | 2011-10-18 | 2011-10-18 | Vent hole protecting device for outdoor box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102386573A CN102386573A (en) | 2012-03-21 |
| CN102386573B true CN102386573B (en) | 2014-04-09 |
Family
ID=45825697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110316645.2A Expired - Fee Related CN102386573B (en) | 2011-10-18 | 2011-10-18 | Vent hole protecting device for outdoor box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102386573B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110312396A (en) * | 2019-06-30 | 2019-10-08 | 苏州德斯米尔智能科技有限公司 | A kind of heat radiation protection device of electromechanical equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2859039Y (en) * | 2005-10-28 | 2007-01-17 | Tcl-罗格朗国际电工（惠州）有限公司 | Scavenger fan |
| CN201156845Y (en) * | 2008-02-02 | 2008-11-26 | 广东申菱空调设备有限公司 | Water-proof dust-proof outdoor electricity control box |
| CN201556646U (en) * | 2009-08-13 | 2010-08-18 | 中达电通股份有限公司 | Waterproof labyrinth structure of outdoor communication power-supply battery-cupboard cabinet body |
| CN201629938U (en) * | 2010-02-26 | 2010-11-10 | 苏州新海宜通信科技股份有限公司 | Dustproof air inlet structure of outdoor communication cabinet |
| CN201771823U (en) * | 2010-09-02 | 2011-03-23 | 广东九博电子科技有限公司 | Fan water-proof cage device of a small outdoor ONU box |
| CN201893504U (en) * | 2010-11-18 | 2011-07-06 | 正泰电气股份有限公司 | Rain-proof dust-prevention type air exhaust blower device for prefabricated substation box body |
| CN202310425U (en) * | 2011-10-18 | 2012-07-04 | 平高集团有限公司 | Ventilation-hole protection device for outdoor box |
-
2011
- 2011-10-18 CN CN201110316645.2A patent/CN102386573B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2859039Y (en) * | 2005-10-28 | 2007-01-17 | Tcl-罗格朗国际电工（惠州）有限公司 | Scavenger fan |
| CN201156845Y (en) * | 2008-02-02 | 2008-11-26 | 广东申菱空调设备有限公司 | Water-proof dust-proof outdoor electricity control box |
| CN201556646U (en) * | 2009-08-13 | 2010-08-18 | 中达电通股份有限公司 | Waterproof labyrinth structure of outdoor communication power-supply battery-cupboard cabinet body |
| CN201629938U (en) * | 2010-02-26 | 2010-11-10 | 苏州新海宜通信科技股份有限公司 | Dustproof air inlet structure of outdoor communication cabinet |
| CN201771823U (en) * | 2010-09-02 | 2011-03-23 | 广东九博电子科技有限公司 | Fan water-proof cage device of a small outdoor ONU box |
| CN201893504U (en) * | 2010-11-18 | 2011-07-06 | 正泰电气股份有限公司 | Rain-proof dust-prevention type air exhaust blower device for prefabricated substation box body |
| CN202310425U (en) * | 2011-10-18 | 2012-07-04 | 平高集团有限公司 | Ventilation-hole protection device for outdoor box |
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| Publication number | Publication date |
|---|---|
| CN102386573A (en) | 2012-03-21 |
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Granted publication date: 20140409 Termination date: 20211018 |
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