A kind of waterproof power distribution cabinet
Technical field
The utility model relates to a kind of power distribution cabinet technical field, specifically belongs to a kind of waterproof power distribution cabinet.
Background technology
Distribution box is the casing for laying power equipment, and the heat dispersion that generally for lifting casing needs on sidewall or chamber door, arrange louvre makes gas and outside air in casing carry out exchanging the heat taken away power equipment in casing and distribute.But effectively waterproof cannot usually cause internal power device damage at the distribution box that flood is arranged season like this due to the louvre arranged.
For the problems referred to above, be disclose a kind of waterproof distribution box in 2014201794757 Chinese patents at one section of application number, comprise casing, described casing comprises top cover, base plate, sidewall and chamber door, described sidewall or chamber door are provided with louvre, described sidewall is hollow-core construction, and described inside sidewalls is provided with water expandable waterstop, and described water expandable waterstop offers ventilative gap in louvre position.By water expandable waterstop, rainwater cannot be entered to join in a case, realize the effect of waterproof; But also there are some problems; first; in above-mentioned file, the sidewall of power distribution cabinet is set to hollow-core construction; consider that distribution needs the effect supporting the device for switching element of inside and protect in use; so must ensure when the bearing capacity of power distribution cabinet and bulk strength; and by the sidewall of power distribution cabinet, hollow-core construction is arranged to for above-mentioned file; then reduce the weight capacity of power distribution cabinet entirety; the intensity of casing can not be guaranteed, because the collision of the impact such as high wind or object of extraneous factor very easily causes power distribution cabinet to damage.
In addition, can deformation be there is in the water expandable waterstop arranged in hollow sidewall, and only the pure extruding by power distribution cabinet inwall is fixed water expandable waterstop is far from being enough, due to the deformation of water expandable waterstop, may depart from or offset the position of louvre, distribution box will be made when running into rainwater like this can not to reach the effect of closed louvre, and then the function of waterproof can not be realized.
Utility model content
For the deficiency that prior art exists, main purpose of the present utility model is to provide a kind of waterproof power distribution cabinet can located very well water expandable waterstop.
For achieving the above object, the utility model provides following technical scheme: a kind of waterproof power distribution cabinet, comprise casing, described casing comprises top cover, sidewall and chamber door, described sidewall or chamber door are provided with louvre, described louvre place is provided with water expandable waterstop, and described interior is that hollow is arranged, and described water expandable waterstop is in interior and the keeper be fixedly connected with between described sidewall for locating water expandable waterstop.
As preferably, described keeper comprises support bar and backstay, described water expandable waterstop offers supported hole and location hole, and described support bar is fixedly located in supported hole, and described backstay is fixedly located in location hole.
As preferably, described support bar is between two louvres, and described backstay is with the central axis of water expandable waterstop for symmetry axis is symmetrical set edge at louvre, and described support bar and two backstays form gusseted to water expandable waterstop.
As preferably, be fixedly connected with some stiffeners described in two between sidewall, described stiffener is intervally arranged along Sidewall Height direction, and described stiffener and each wall of sidewall are mutually to establishing laminating.
As preferably, be provided with water expandable waterstop between described two adjacent stiffeners, one-body molded on described stiffener have half packing limit, and described water expandable waterstop and described half packing limit cooperatively interact.
The utility model has following advantage compared to existing technology: the resistance to overturning of casing and bearing can be made to be strengthened by the stiffener be fixedly installed between two-layer sidewall, ensure that the device for switching element of the carrying inside that casing can be stable, the keeper that sidewall is fixedly installed comprises support bar and backstay, support bar is between two louvres, this backstay be fixedly installed on louvre edge and with the center line of two louvres for symmetry axis is symmetrical set, the gusseted point that support bar and two backstays are formed carries out supporting and location to water expandable waterstop, and coordinate with the supported hole on water expandable waterstop and fixing hole, the gusseted point formed by support bar and supported hole effectively can be supported water expandable waterstop, effective raising is to the stability of strutting system of water expandable waterstop and firmly locate, ensure that water expandable waterstop can not landing on sidewall, coordinating the skew that can prevent water expandable waterstop from can not cause because of the factor such as deformation or gravity or departing from louvre by backstay and fixing hole, while ensureing waterproof effect, water expandable waterstop can be made again to position well, further optimization, the half packing limit that stiffener is wholely set can be fixed further to water expandable waterstop, strengthens the stability of water expandable waterstop, makes the waterproof effect of casing more stable and lasting, ensures that power distribution cabinet normally works.
Accompanying drawing explanation
The structural representation of a kind of waterproof power distribution cabinet of Fig. 1 the utility model;
The exploded perspective view one of Fig. 2 the utility model sidewall;
The exploded perspective view two of Fig. 3 the utility model sidewall;
The structural representation of Fig. 4 the utility model sidewall A-A;
The cut-away view of Fig. 5 the utility model sidewall A-A.
In figure: 1, casing; 11, top cover; 12, sidewall; 13, chamber door; 131, louvre; 2, stiffener; 21, half packing limit; 3, keeper; 31, support bar; 32 backstays; 4, water expandable waterstop; 41, supported hole; 42, fixing hole.
Embodiment
Be described further referring to figs. 1 through a kind of waterproof power distribution cabinet of Fig. 5 utility model embodiment.
A kind of waterproof power distribution cabinet, as shown in Figures 1 to 3, comprise casing 1, casing 1 comprises top cover 11, sidewall 12 and chamber door 13, sidewall 12 or chamber door 13 offer louvre 131, wherein, this sidewall 12 is divided into two-layer, interval is formed between two-layer sidewall 12, multiple stiffener 2 and keeper 3 is fixedly connected with between two-layer sidewall 12, this stiffener 2 is laterally applied in sidewall 12, be fixed between both sides layer sidewall 12 by the mode of welding or riveting, water expandable waterstop 4 is filled with between adjacent two stiffeners 2, this keeper 3 is fixedly located in water expandable waterstop 4.The structural strength of two-layer sidewall 12 can be strengthened by the stiffener 2 be fixedly installed between two-layer sidewall 12, the weight capacity of the entirety of casing 1 is improved, like this can the switching component of effective supporting box 1 inside, can be fixed filling water expandable waterstop 4 by the keeper 3 be wholely set on sidewall 12, water expandable waterstop 4 can not be offset when there is deformation or long-time placement, ensure the location that water expandable waterstop 4 can be stable in sidewall 12, ensure the effect in waterproof.
Further optimization such scheme, as shown in Figure 2, this keeper 3 comprises support bar 31 and backstay 32, water expandable waterstop 4 offers supported hole 41 and fixing hole 42 that support bar 31 and backstay 32 cooperatively interact respectively, by coordinating of support bar 31 and supported hole 41 and backstay 32 and fixing hole 42, make stable being fixed in sidewall 12 of water expandable waterstop 4, water expandable waterstop 4 can not be offset, water expandable waterstop 4 can normally be worked.
Further optimization such scheme, shown in structure chart 3 to 5, this backstay 32 with the center line of louvre 131 for symmetry axis is symmetrical set at louvre 131 edge, can be coordinated with the fixing hole 42 on water expandable waterstop 4 by the backstay 32 be wholely set at louvre 131 edge, water expandable waterstop 4 can be made all can be fixed locking to water expandable waterstop 4 when meeting water generation deformation or deformation not occurring, avoid water expandable waterstop 4 in use can block louvre 131 due to the reason of gravity or deformation, improve the stability of water expandable waterstop 4 in sidewall 12, ensure distribution heat radiation and water resistance.
Further optimization such scheme, review Fig. 3, this stiffener 2 in the short transverse of sidewall 11 in being intervally arranged, one-body molded on stiffener 2 have half packing limit 21, the water expandable waterstop 4 arranged between adjacent two stiffeners 2 and half packing limit 21 are mutually to establishing, the stability of water expandable waterstop 4 in sidewall 12 can be improved by the half packing limit 21 arranged on stiffener 2, make water expandable waterstop 4 that arrangement can not be caused in sidewall 12 uneven because of deformation, bulk strength and the bearing that so not only can strengthen casing 1 are also effectively fixed water expandable waterstop 4 and support simultaneously.
By above-mentioned setting, make the supporting and location of the stability of casing 1, bearing and sidewall 12 pairs of water expandable waterstop 4 be obtained for effective raising, make power distribution cabinet operationally more stable.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.