CN201417889Y

CN201417889Y - Outdoor rainproof electric switch box

Info

Publication number: CN201417889Y
Application number: CN2009200446712U
Authority: CN
Inventors: 卞韦旻; 王德全; 郭道林; 刘阳; 丁月琴; 奚家峰; 周家罗; 朱海燕; 陈章华
Original assignee: Jiangsu Jinhuaxia Electrical Co Ltd
Current assignee: Jiangsu Jinhuaxia Electrical Co Ltd
Priority date: 2009-05-27
Filing date: 2009-05-27
Publication date: 2010-03-03
Anticipated expiration: 2019-05-27

Abstract

The utility model discloses an outdoor rainproof electric switch box which comprises a rectangular parallelepiped box body with an opening on one surface, a herringbone slope box cover and a box doorwith surrounding folded edges, wherein the box door is hinged with the box body through a hinge. The top end of the box body is embedded into the herringbone slope box cover, a plurality of heat dissipation type louver window holes are respectively arranged on the bottom of the outside edges of the herringbone slope box cover, and sealed U-shaped folding edge door frames are arranged on the opening edges of the rectangular parallelepiped box body. When the box door is closed, the surrounding folding edges are covered on the U-shaped folding edge door frames. The outdoor rainproof electric switch box adopts the herringbone slope box cover, thereby enabling rainwater to discharge rapidly. The heat dissipation louver window is arranged under the edge of the box cover, thereby guaranteeing heat dissipation and preventing dust and rainwater from splashing inwards simultaneously. When the box door is opened, the surrounding folded edges are covered on the U-shaped folding edge door frames, and two crossed insulations between box door folded edges and the U-shaped folding edge door frames are formed between the box body and the box door, thereby effectively preventing the dust and the rainwater out the box body.

Description

Outdoor rainproof distribution box

Technical field

The utility model relates to a kind of controller switching equipment, and especially a kind of distribution box that is used for the open air and has rainproof function belongs to the controller switching equipment technical field.

Background technology

Distribution box is the device that is used for installing concentratedly electric equipments such as switch, instrument, all plays requisite important function in all kinds of equipments of modern industry.The outdoor low voltage distribution box requires inner components and parts protection against the tide, and shell can prevent that dust from entering, and also wants to prevent entering of various wind direction rainwater.And existing outdoor low voltage distribution box impeded drainage has the water storage phenomenon, and inner components and parts are made moist, and causes security incident.Dustproof poor effect, a large amount of dusts enter in the casing, have a strong impact on the performance of components and parts in the distribution box.Rubber weather strip is used in sealing between casing and the chamber door in a large number, outdoor long-term use of exposing to the sun and rain, the aging day by day broken invalid that causes of rubber weather strip, seep water easily between casing and the chamber door and enter in the casing, its inner components and parts are made moist, and be subjected to the corrosion of outdoor environment easily, reduced the whole service life and the processing safety of distribution box.Louvered shutter generally places the casing both sides, is unfavorable for distributing of heat, and is subjected to soaking of rainwater easily, the useful life of such outdoor low voltage distribution box only one year about.

The patent No. is that 200420032062.2 Chinese utility model patent discloses a kind of rainproof ventilation outdoor distributing box, this utility model is made up of casing, case lid and chamber door, casing is cuboid, box top has little backing man-like shelf Distribution box cover, there is fascia the Distribution box cover both sides, the grooved ventilation hole is arranged between distribution casing both sides and the fascia, and the distribution bottom half has fresh air inlet.This utility model is simple in structure, and water resistance is good, has certain heat sinking function, and when still ventilation was smooth, the interior heat of distribution box distributed insufficient, damages control panel easily, and rainwater and dust are easy to enter from the slit between chamber door and the casing.

The utility model content

The purpose of this utility model provides a kind of simple in structure, perfect heat-dissipating, and has outdoor rainproof distribution box dustproof, rainproof function.

The utility model is achieved by the following technical programs:

The rainproof distribution box in a kind of open air comprises the cuboid casing of an opening, chevron shaped slope case lid, the chamber door of flanging all around, and described chamber door is hinged by hinge and casing; Described casing top is inlaid in the case lid of chevron shaped slope, fixedlys connected with described casing top by securing member; Case lid outer ledge bottom, described chevron shaped slope is respectively equipped with several heat dissipation type blinds fenestras; The edge of opening of described cuboid casing is provided with the U type flanging doorframe of sealing, and when chamber door was closed, flanging covered U type flanging doorframe around it.

The purpose of this utility model can also further realize by following technical measures.

The angle α of flanging and chamber door plate is less than 90 ° around the described chamber door.Casing 30mm～100mm is stretched out in described case lid both sides of the edge.

The utility model is simple in structure, because the casing top is inlaid in the case lid of chevron shaped slope, can prevent effectively that rainwater from invading in the casing from case lid.The utility model is arranged at louvered shutter under the case lid eaves; can utilize the slope effect in hot-air rising principle and the chevron shaped slope case lid; guiding heat louvered shutter under the case lid eaves emits; can prevent dust effectively again simultaneously, rainproof being splashed into, protected the safe in utilization of electric equipment in the casing effectively.Because the edge of opening of casing is provided with the U type flanging doorframe of sealing, when chamber door is closed, flanging covers U type flanging doorframe around it, between casing and chamber door, form the isolation of the twice intersection of chamber door flanging and U type flanging doorframe, because the angle of flanging and chamber door plate is less than 90 ° around the chamber door, help dust and rainwater are imported U type flanging doorframe fully, and outside doorframe is discharged distribution box, and U type flanging is positioned under the covering fully of case lid, do not need to use the rubber weather strip sealed container door.Casing of the present utility model, case lid adopt whole bending and forming, the weld seam of having avoided casing, case lid welding forming to cause is not attractive in appearance, the shortcoming of easy corrosion, the utility model adopts the pattern of integral module assembling, both guaranteed the intensity of casing, appearance is elegant in appearance again, has also improved packaging efficiency.

Advantage of the present utility model and characteristics will illustrate by the non-limitative illustration of following preferred embodiment and explain that these embodiment only provide as an example with reference to accompanying drawing.

Description of drawings

Fig. 1 is a perspective view of the present utility model;

Fig. 2 is the three-dimensional side view of Fig. 1;

Fig. 3 is the A-A cutaway view Amplified image of Fig. 1.

Embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

As Fig. 1～shown in Figure 3, the utility model comprises casing 1, case lid 2, chamber door 3, and casing 1 and case lid 2 are formed by the whole bending of sheet metal respectively, and casing 1 is a cuboid, its top is inlaid in the chevron shaped case lid 2, fixedlys connected with described casing 1 top by securing member.2 herringbone roof constructions of case lid can make rainwater drain along two inclined-planes rapidly, and casing 30mm～100mm is stretched out in its both sides of the edge.Chamber door 3 is hinged by hinge and casing 1, the downside of chevron shaped case lid 2 both sides of the edge is respectively equipped with several heat dissipation type blinds fenestras 4, utilize heat rising principle and case lid 2 herringbones top design guiding heat to distribute, under the blocking of case lid 2, can prevent being splashed into of dust and rainwater simultaneously from louvered shutter 4.One week of edge of chamber door 3 is provided with the flanging 31 less than 90 °, one week of edge of the casing 1 that cooperates with chamber door 3 is provided with U type flanging doorframe 11, after chamber door 3 is closed, flanging 31 covers on the U type flanging doorframe 11, between chamber door 3 and casing 1, form the isolation that chamber door flanging 31 and U type flanging doorframe 11 twice are intersected, dust is discharged outside the distribution boxs by U type flanging doorframe 11 with dabbling, played good dustproof and waterproof effect, guaranteed the security performance of control panel in the distribution box effectively.

In addition to the implementation, the utility model can also have other execution modes, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection range of the utility model requirement.

Claims

1. rainproof distribution box in open air comprises the cuboid casing of an opening, chevron shaped slope case lid, the chamber door of flanging all around, and described chamber door is hinged by hinge and casing; It is characterized in that: described casing top is inlaid in the case lid of chevron shaped slope, fixedlys connected with described casing top by securing member; Case lid outer ledge bottom, described chevron shaped slope is respectively equipped with several heat dissipation type blinds fenestras; The edge of opening of described cuboid casing is provided with the U type flanging doorframe of sealing, and when chamber door was closed, flanging covered U type flanging doorframe around it.

2. the rainproof distribution box in open air as claimed in claim 1 is characterized in that: the angle α of flanging and chamber door plate is less than 90 ° around the described chamber door.

3. the rainproof distribution box in open air as claimed in claim 1 is characterized in that: casing 30mm～100mm is stretched out in described case lid both sides of the edge.