Waterproof type building electrical junction box
Technical Field
The utility model relates to a construction electrical wiring technical field, in particular to waterproof type construction electrical terminal box.
Background
Building electricity is an application subject which takes an electrical technology as a means and creates a humanized living environment in a limited space. The building electricity refers to an electric platform constructed by utilizing modern advanced scientific theories and electric technologies in a building, and is generally called building electricity. The design is a process of concept expression, re-concept expression, repeated jostling, continuous and deep development and evaluation. Basically, the method can be summarized into stages of exhibition, creation, conception, expression and the like.
In the building electrical installation project, a line junction box is required to be widely used, in the home decoration, the junction box is one of electrical accessories, because the electric wires for decoration penetrate through a wire pipe, the junction box is adopted as a transition at the joint part of the electric wires (such as the wires are longer or the corners of the wire pipe), the wire pipe is connected with the junction box, and the electric wires in the wire pipe are connected in the junction box to play the roles of protecting the electric wires and connecting the electric wires.
Chinese utility model patent CN201821568562.6 discloses a waterproof type building electrical junction box, in-process using all is provided with the waterproof layer through the surface at casing and end cover inside, can utilize the sponge to prevent the inside of water stain entering equipment effectively when using, make equipment can work under the environment of difference, but the thickness and the quantity of the electric wire that the wiring mouth can not be based on carry out automatic adaptation, thereby can not reach effective sealing waterproof, the electric wire in the junction box can take place to break and touch, risks such as electric leakage, for this reason, provide a waterproof type building electrical junction box.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a waterproof type building electrical junction box is provided, the effectual defect of overcoming prior art.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
a waterproof type building electrical junction box comprises a waterproof box body and a wiring board arranged in the waterproof box body, wherein a wire conduit inside a communicating device is arranged at the bottom end of the waterproof box body, a plurality of groups of waterproof wire clamping assemblies which correspond to the wire conduit one by one are arranged inside the waterproof box body, each group of the waterproof wire clamping assemblies comprises a first strip-shaped chute, two second strip-shaped chutes, two elastic pieces and two clamping blocks, the first chute is horizontally fixed inside the waterproof box body, a wire inlet opening is arranged at the bottom of the waterproof box body, a first moisture-proof pad is laid on the inner wall of the waterproof box body, the two clamping blocks are respectively assembled in the first chute in a sliding mode, second moisture-proof pads are laid on the surfaces of one ends, close to each other, of the two second chutes and the two second chutes are respectively fixed at two ends of the corresponding first chutes, the length extension directions of the two chutes and the three are consistent, and connecting rod portions extending into the second chutes at the corresponding ends of the two clamping blocks are respectively, one ends of the two elastic pieces are respectively fixed in the second sliding grooves in a one-to-one correspondence mode, the other ends of the two elastic pieces are respectively connected with the corresponding connecting rod portions, the two clamping blocks can move away from each other under the action of external force and respectively compress the corresponding elastic pieces, and after the external force is removed, the elastic pieces recover to the initial state and drive the clamping blocks to move close to each other relatively.
The utility model has the advantages that: structural design is reasonable, fixed electric wire that can be good, reduce the clearance between the electric wire, it is sealed to realize around the electric wire through dampproofing pad of second and first spout and the dampproofing pad of first simultaneously, realize according to the electric wire of different quantity and different thicknesses, adjust the inlet wire bore of box body automatically, guaranteed the inside seal of box body simultaneously, water-proof effects strengthens greatly, effectively protects the inside electric wire of box body, and is simple to use, does not need too much operation.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, the cross sections of the two clamping blocks, which are relatively close to one end, are both arc-shaped with relatively close openings.
The beneficial effect who adopts above-mentioned further scheme does benefit to and carries out good holding tightly to the electric wire that passes between the two, effectively reduces the clearance between the electric wire.
Further, the elastic member is a spring arranged along the length direction of the second chute, one end of the second chute, which is far away from the first chute, is a closed end, and one end of the spring is fixedly connected with the closed end of the corresponding second chute.
The beneficial effects of adopting the above-mentioned further scheme are that the overall arrangement is compact, convenient to use.
Furthermore, an annular first waterproof gasket and a damp-proof gasket are sequentially arranged on the inner side wall of the conduit from bottom to top.
Adopt the beneficial effect of above-mentioned further scheme to be improved the inside seal of waterproof box body and dampproofing and waterproofing performance.
Furthermore, the waterproof wire clamping assemblies are provided with three groups which are distributed in parallel in a row.
The beneficial effect of adopting the above further scheme is reasonable layout.
Furthermore, the side wall of one side of the waterproof box body is open, and a box cover for opening or closing the waterproof box body is hinged to the open side.
Adopt the beneficial effect of above-mentioned further scheme to be convenient for open waterproof box body and overhaul its inside electrical components.
Furthermore, the one end of above-mentioned lid is articulated with the one end of the open side of above-mentioned waterproof box body, and the other end of above-mentioned lid and the other end of the open side of above-mentioned waterproof box body are equipped with sub mouth and the box of mutual joint complex respectively.
Adopt the beneficial effect of above-mentioned further scheme to be convenient for quick closure and the opening between box body and the lid.
Furthermore, a second waterproof gasket is annularly arranged at one side edge of the box cover close to the open side of the waterproof box body.
Adopt the beneficial effect of above-mentioned further scheme to promote the leakproofness between lid and the waterproof box body.
Furthermore, a transparent observation window is arranged on the box cover.
Adopt above-mentioned further scheme's beneficial effect be convenient for the operation personnel directly perceived observe the inside electrical components of waterproof box body.
Drawings
Fig. 1 is a schematic structural view of a waterproof type construction electrical junction box of the present invention;
fig. 2 is a schematic structural view of a waterproof wire clamping assembly in the waterproof electrical junction box for a building according to the present invention;
fig. 3 is an enlarged view of a portion a of fig. 1.
In the drawings, the components represented by the respective reference numerals are listed below:
1. waterproof box body, 2, waterproof wire clamping component, 3, lid, 10, conduit, 13, wiring board, 21, first spout, 22, second spout, 23, elastic component, 24, clamp splice, 31, tang, 32, box, 33, second waterproof packing ring, 34, observation window, 101, first waterproof packing ring, 102, dampproofing packing ring, 211, first dampproofing pad, 241, second dampproofing pad, 242, connecting rod portion.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example (b): as shown in fig. 1 to 3, the waterproof type construction electrical junction box of the present embodiment includes a waterproof box body 1 and a wiring board 13 disposed in the waterproof box body 1, and is characterized in that: the bottom of the waterproof box body 1 is provided with a conduit 10 inside a communicating vessel, the waterproof box body 1 is internally provided with a plurality of groups of waterproof wire clamping components 2 which are in one-to-one correspondence with the conduit 10, each group of the waterproof wire clamping components 2 comprises a strip-shaped first chute 21, two strip-shaped second chutes 22, two elastic pieces 23 and two clamping blocks 24, the first chute 21 is horizontally fixed inside the waterproof box body 1, the bottom of the waterproof box body is provided with a wire inlet opening, the inner wall of the waterproof box body is provided with a first damp-proof pad 211, the two clamping blocks 24 are respectively assembled in the first chute 21 in a sliding way, the surfaces of the two ends close to each other are respectively provided with a second damp-proof pad 241, the two second chutes 22 are respectively arranged at the two ends of the first chute, the length extension directions of the two chutes 22 are consistent, the ends of the two clamping blocks 24 which are relatively far away from each other are respectively provided with a connecting rod part (242) extending into the, one end of each of the two elastic members 23 is fixed in the second sliding groove 22 in a one-to-one correspondence manner, and the other end of each of the two elastic members is connected to the corresponding connecting rod portion (242), so that the two clamping blocks 24 can move away from each other under the action of an external force and respectively compress the corresponding elastic members 23, and after the external force is removed, the elastic members 23 recover to an initial state and drive the clamping blocks 24 to move closer to each other.
When the waterproof box is used, a wire harness enters the waterproof box body 1 through each conduit 10, then passes through the inlet wire opening of the first sliding groove 21 from bottom to top in a one-to-one correspondence manner, and passes between the two clamping blocks 24, after the two clamping blocks 24 release external force to relax, the two clamping blocks 24 can be relatively close to and hold the wire harness under the elastic recovery of the two elastic pieces 23, meanwhile, the second damp-proof pad 241 of one end close to the two clamping blocks 24 and the first damp-proof pad 211 of the inner wall of the first sliding groove 21 can effectively prevent damp of the wire harness, then, the wire harness can be connected to the wiring board 13 at the corresponding wiring position, the whole structure is reasonable in design, the wires can be well fixed, gaps among the wires are reduced, meanwhile, the periphery of the wires is sealed through the damp-proof pads and the first sliding grooves, the wire inlet wire caliber of the box body can be automatically adjusted according to different numbers and different, meanwhile, the airtightness of the interior of the box body is guaranteed, the waterproof effect is greatly enhanced, the electric wire in the box body is effectively protected, the use is simple, and excessive operation is not needed.
In a preferred embodiment, the cross-section of the two clamping blocks 24 near the ends is circular arc with openings near each other.
In this embodiment, the height of the clamping block 24 in the vertical direction has a certain size, so that the vertical width of the arc surfaces at the ends close to each other is appropriate, the wire harness passing through the clamping block can be held tightly, and the gap between the wires is effectively reduced.
It should be noted that the first sliding groove 21 may be formed by two strip-shaped plates which are arranged at intervals on the bottom wall inside the waterproof box 1.
In a preferred embodiment, the elastic member 23 is a spring provided along the longitudinal direction of the second slide groove 22, one end of the second slide groove 22 away from the first slide groove 21 is a closed end, and one end of the spring is connected and fixed to the closed end of the corresponding second slide groove 21.
In this embodiment, two elastic component 23 are in the extension state under initial condition, and two clamp splice 24 are laminated relatively, external force part two clamp splice 24 when needing to hold the pencil tightly, make two elastic component 23 compressed respectively, after the pencil passes, cancel external force, can hold the pencil tightly under the elastic deformation recovery effort of elastic component 23, and simultaneously, the spring extends along the length of second spout and conveniently arranges, overall structure is compacter, the compression and the extension that the spring can be good, generally, the diameter of spring is close with the width of second spout 22, avoid the spring to take place the displacement change of great range towards second spout 22 both sides.
In a preferred embodiment, a first waterproof gasket 101 and a moisture-proof gasket 102 are sequentially provided on the inner wall of the conduit 10 from bottom to top.
In this embodiment, when the pencil gets into waterproof box body 1 through conduit 10 in, must be in proper order through first waterproof gasket 101 and dampproofing gasket 102, the two with the pencil in close contact with that passes it, can effectually prevent that outside steam from getting into inside waterproof box body 1, promote the inside waterproof and sealing performance of box body.
In this embodiment, three groups of the waterproof wire clamping assemblies 2 are arranged and distributed in parallel in a row.
In a preferred embodiment, the side wall of the waterproof box body 1 is open, and a box cover 3 for opening or closing the box body is hinged to the open side.
In this embodiment, waterproof box body 1 adopts split type design, conveniently opens and overhauls and the routine maintenance work to inside electrical components.
In a preferred embodiment, one end of the box cover 3 is hinged to one end of the open side of the waterproof box 1, and the other end of the box cover 3 and the other end of the open side of the waterproof box 1 are respectively provided with a male opening 31 and a female opening 32 which are in snap fit with each other.
In this embodiment, the male tab 31 and the female tab 32 are conventional snap components on the market, which facilitates the rapid closing and opening of the box cover 3.
In a preferred embodiment, a second waterproof gasket 33 is disposed around one side edge of the box cover 3 close to the open side of the waterproof box body 1.
In this embodiment, after the box cover 3 is closed, the second waterproof gasket 33 is squeezed to be only clamped between the box cover 3 and the waterproof box body 1, so that the tightness of the device is improved, and the waterproof effect of the device is improved.
In a preferred embodiment, the box cover 3 is provided with a transparent observation window 34.
In this embodiment, the inboard (the one side that is close to waterproof box body 1) middle part of lid 3 is equipped with the recess, and open the recess bottom has square opening, inlays on the recess diapire and is equipped with transparent plate body, and this plate body constitutes observation window 34 promptly, and the transparent glass material is selected for use to the plate body priority, is in when closing at lid 3, conveniently observes the condition of wiring board 13 in the waterproof box body 1, can in time understand the inside condition of waterproof box body 1.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.