CN202455701U - Plastic waterproof electrical box for ventilation and circular heat dissipation - Google Patents
Plastic waterproof electrical box for ventilation and circular heat dissipation Download PDFInfo
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- CN202455701U CN202455701U CN2012200211920U CN201220021192U CN202455701U CN 202455701 U CN202455701 U CN 202455701U CN 2012200211920 U CN2012200211920 U CN 2012200211920U CN 201220021192 U CN201220021192 U CN 201220021192U CN 202455701 U CN202455701 U CN 202455701U
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- box
- ventilation
- heat dissipation
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Abstract
The utility model relates to a plastic waterproof electrical box, and in particular relates to a waterproof electrical box for ventilation and circular heat dissipation. The conventional plastic waterproof electrical box is improved in a structure aspect so that ventilation and circular heat dissipation effects can be achieved under the condition of effective waterproofness. The plastic waterproof electrical box for the ventilation and circular heat dissipation is composed of basic parts such as an upper plastic cover, a box body fixing screw, a circuit board, a lower plastic box and the like; a plurality of slantwise or circuitously distributed pores are formed at the peripheries and the bottom surfaces of the upper plastic cover and the plastic lower box, thereby forming a channel for the ventilation and circular heat dissipation; and the slantwise or circuitously distributed pores are not beneficial to water molecules to enter, but beneficial to suction of air and discharge of the water molecules; and therefore, the plastic waterproof electrical box is effectively waterproof and simultaneously has the effects of ventilation and heat dissipation.
Description
Technical field:
The utility model relates to one type of plastics waterproofing electrical equipment box, is specifically related to the improvement to a kind of structure aspects of conventional plastic waterproof electrical appliance box, can under the condition of effective waterproof, have the effect of ventilation cycle heat radiation simultaneously.
Background technology:
Usually the water proof type electrical equipment box that uses out of doors is divided into full aluminum casting and overall plastic injection moulding is made two big types, and the radiating effect of full aluminum casting is better, but cost is higher, and relatively heavier, the appearance insulation property are relatively poor; Though it is lighter that overall plastic injection moulding is made, heat dispersion is on duty mutually, can't satisfy the use occasion that some need good heat radiating function.
In present existing product and technology report, also lacking can be under the condition of waterproof, also can efficiently radiates heat, and introduction and report with more advanced rational structure mode of electrical equipment box this respect of good insulation performance performance.
For example an application number is: " a kind of electrical equipment waterproof cooling box body " patent of 201020171764; A kind of heat sink material that in electrical equipment box cover, base, partly adopts is provided; Heater element in the electrical equipment is close to this heat sink material (heat sink materials of metal material or thermal conductive ceramic or other function admirables); Most of heat that electronic devices and components produced of heating is dispelled the heat to the external world through box body; Overcome prior art heat be trapped in the seal cavity, can't in time be dispelled the heat and influence electrical equipment work and useful life etc. defective technology.But should technology not have the good insulation performance performance, and had a high voltage when the electrical equipment box is inner, when for example the 220V power step-down transformer need obtain good heat sinking function, the requirement of insulation property aspect just must fine solution.
Summary of the invention:
This is novel to provide a kind of improvement electrical equipment box of a kind of structure aspects to conventional plastic waterproof electrical appliance box, can satisfy both waterproof, specific (special) requirements that also can efficiently radiates heat.
The technical solution adopted for the present invention to solve the technical problems is:
Basis is novel to be made up of essential parts such as boxes under upper plastic cover, box body hold-down screw, circuit board and the plastics; The bottom of box under plastics; Increased the prominent circle of a circle; In circumferential distribution of this prominent circle the sluicing aperture of many dense distribution is arranged, the effect of said prominent circle is to collect the moisture that possibly produce or infiltrate in the plastics waterproofing electrical equipment box, so that in spilled water hole, discharge; Described spilled water hole has the effect that sucks air simultaneously, can from this hole, suck air and quicken the ventilation cycle heat radiation in the electrical equipment box.
The bottom of box is provided with the convex that some have a tortuous wind inlet under plastics, and these tortuous wind inlets are unfavorable for the entering of hydrone equally, but helps the suction of air, effectively waterproof and have the effect of ventilation and heat simultaneously.Convex is installed a plurality of according to the size of electrical equipment box and the needs of heat radiation in the bottom surface of electrical equipment box.
Four sides at upper plastic cover near the top; Installed a plurality of equally distributed oblique through holes, these holes need be designed as air draft, and oblique through hole is unfavorable for the entering of hydrones such as rainwater; But help the suction of air, effectively waterproof and have the effect of ventilation simultaneously.
This novel structure design characteristic is: the periphery of box and bottom surface under upper plastic cover and plastics; Be provided with the aperture of a plurality of oblique or tortuous distributions; Constituted the passage of ventilation cycle heat radiation; Therefore these apertures oblique or tortuous distribution are unfavorable for the entering of hydrone, but help the suction of air and the discharge of hydrone, effective waterproof and have the effect of ventilation and heat simultaneously.
The design of the aperture of these oblique or tortuous distributions is the technical characterstics that utilized injection mould; Can in Shooting Technique, directly accomplish easily; Therefore not increasing under number of parts and the condition of cost, through the improvement of structure aspects, the effect of the cycle heat radiation that just can obtain well to ventilate.
The invention has the beneficial effects as follows:
In traditional waterproof electrical appliance box, through setting up some structure hole, just can through the improvement of structure aspects, obtain good ventilation cycle heat radiation effect not increasing under number of parts and the condition of cost, make electronic device can stablize operate as normal for a long time.
Description of drawings:
Basis is novel to be made up of essential parts such as boxes under upper plastic cover, box body hold-down screw, circuit board and the plastics, the present invention is made further specifying below in conjunction with accompanying drawing embodiment.
Fig. 1 is the front section view with plastics waterproofing electrical equipment box of ventilation cycle heat radiation.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the cut away left side view of Fig. 1.
The corresponding part name of sequence number among the figure:
1. upper plastic cover 2. box body hold-down screws 3. circuit boards
4. box under the plastics
Embodiment:
Fig. 1 is the front section view with plastics waterproofing electrical equipment box of ventilation cycle heat radiation; Fig. 2 is the A-A cutaway view of Fig. 1; Fig. 3 is the cut away left side view of Fig. 1; From these three views, can see the structure of a plastics waterproofing electrical equipment box of typically being made up of box 4 under upper plastic cover 1, box body hold-down screw 2, circuit board and the plastics, but box 4 has been very different with traditional structure under upper plastic cover 1 wherein and the plastics: the bottom of box 4 under plastics has increased by the prominent circle that encloses like the B indication that is shown among Fig. 1 and Fig. 2; Should prominent effect of enclosing be to collect the moisture that possibly produce or infiltrate in the plastics waterproofing electrical equipment box; So that in the spilled water hole of D indication, discharge, the spilled water hole of described D indication has the effect that sucks air simultaneously, can from this hole, suck air and quicken the ventilation cycle heat radiation in the electrical equipment box.Can see that from Fig. 2 the spilled water hole of D indication is that the aperture in these holes is very tiny along the equally distributed a plurality of holes of electrical equipment box periphery; But quantity is quite a lot of; Therefore these holes are unfavorable for the entering of hydrone, but help the suction of air, effectively waterproof and have the effect of ventilation simultaneously.
During air draught effect in needs are strengthened the electrical equipment box; Can increase the convex of C indication in the bottom of box under the plastics 4; In this convex, have the wind inlet of complications, these tortuous wind inlets are unfavorable for the entering of hydrone equally; But help the suction of air, effectively waterproof and have the effect of ventilation and heat simultaneously.Can see that from Fig. 2 the convex of C indication also can be installed a plurality of in the bottom surface of electrical equipment box according to the size of electrical equipment box and the needs of heat radiation.
Four sides at upper plastic cover 1 near the top; Installed a plurality of equally distributed oblique through holes, these holes need be designed as air draft, and oblique through hole is unfavorable for the entering of hydrones such as rainwater; But help the suction of air, effectively waterproof and have the effect of ventilation simultaneously.
This novel structure design characteristic is: the periphery and the bottom surface of box 4 under upper plastic cover 1 and plastics; Be provided with the aperture of a plurality of oblique or tortuous distributions; Constituted the passage of ventilation cycle heat radiation; Therefore these apertures oblique or tortuous distribution are unfavorable for the entering of hydrone, but help the suction of air and the discharge of hydrone, effective waterproof and have the effect of ventilation and heat simultaneously.
The design of the aperture of these oblique or tortuous distributions is the technical characterstics that utilized injection mould; Can in Shooting Technique, directly accomplish easily; Therefore not increasing under number of parts and the condition of cost, through the improvement of structure aspects, the effect of the cycle heat radiation that just can obtain well to ventilate.
Undoubtedly, more than be a concrete structure embodiment of the present invention, do not contain all other versions of the present invention, protection scope of the present invention also comprises the variation that other it will be apparent to those skilled in the art that naturally and substitutes.
Claims (3)
1. plastics waterproofing electrical equipment box with ventilation cycle heat radiation; Form by essential parts such as boxes under upper plastic cover, box body hold-down screw, circuit board and the plastics; It is characterized in that: the bottom of box under plastics; Increased the prominent circle of a circle, the sluicing aperture of many dense distribution has been arranged in the circumferential distribution of this prominent circle.
2. the plastics waterproofing electrical equipment box with ventilation cycle heat radiation according to claim 1, it is characterized in that: the bottom of box is provided with the convex that some have a tortuous wind inlet under plastics.
3. the plastics waterproofing electrical equipment box with ventilation cycle heat radiation according to claim 1 is characterized in that: in four sides near the top of upper plastic cover, installed a plurality of equally distributed oblique through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200211920U CN202455701U (en) | 2012-01-17 | 2012-01-17 | Plastic waterproof electrical box for ventilation and circular heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200211920U CN202455701U (en) | 2012-01-17 | 2012-01-17 | Plastic waterproof electrical box for ventilation and circular heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202455701U true CN202455701U (en) | 2012-09-26 |
Family
ID=46871519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200211920U Expired - Fee Related CN202455701U (en) | 2012-01-17 | 2012-01-17 | Plastic waterproof electrical box for ventilation and circular heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202455701U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104853552A (en) * | 2015-05-18 | 2015-08-19 | 贵州天义汽车电器有限公司 | Waterproof and dustproof electric control box cooling structure |
| CN106143914A (en) * | 2016-07-22 | 2016-11-23 | 珠海银通农业科技有限公司 | A kind of available water rinses waterproof unmanned plane |
-
2012
- 2012-01-17 CN CN2012200211920U patent/CN202455701U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104853552A (en) * | 2015-05-18 | 2015-08-19 | 贵州天义汽车电器有限公司 | Waterproof and dustproof electric control box cooling structure |
| CN106143914A (en) * | 2016-07-22 | 2016-11-23 | 珠海银通农业科技有限公司 | A kind of available water rinses waterproof unmanned plane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20130117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |