CN214378941U - Double-layer wall-penetrating type large-current terminal capable of connecting five-phase large square line - Google Patents

Abstract

The utility model relates to a current terminal technical field specifically is a can connect double-deck through-wall formula heavy current terminal of big square line of five looks, including plastic insulating part and step one, the embedding of the front below of plastic insulating part is provided with step one, and the embedding of the front top of plastic insulating part is provided with step two, and recess one is seted up at the top of step one, and the inside bottom of recess one is closely laminated and is had water conservancy diversion spare one. This kind of can connect double-deck wall-penetrating type heavy current terminal of five big square lines mutually, through being provided with the sealing washer, sealed nestification sets up in the outside of plastic insulation, seal the processing through the sealing washer to the junction of plastic insulation and the cabinet body, the sealing washer is greater than the infiltration of rainwater's pressure to the extrusion force that the cabinet body was applyed and can reach sealed effect, the invasion and attack of effective isolated rainwater and dust, can realize in the use, ensure that outside rainwater and dust can not get into the internal portion of cabinet through this product, avoid influencing the requirement of the cabinet body to protection level.

Description

Double-layer wall-penetrating type large-current terminal capable of connecting five-phase large square line

Technical Field

The utility model relates to a current terminal technical field specifically is a can connect double-deck wall-piercing type heavy current terminal of big square line of five phases.

Background

The through-wall type large-current terminal is used for circuit incoming and outgoing line connection of the whole cabinet of various electric power, electronic instrument devices and relay protection control devices, the current terminal usually adopts a screw connection line technology, and for some equipment with requirements on air tightness, the adopted current terminal has higher requirements on waterproof performance;

the through-wall terminal among the prior art sealing performance is relatively poor, receives the invasion and attack of rainwater and air easily during the use, reduces the holistic factor of safety of device, and current through-wall terminal only possesses single layer construction usually simultaneously, has occupied more horizontal space, has the unreasonable condition of space utilization when using.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can connect double-deck wall-piercing type heavy current terminal of the big square line of five phases to solve the current wall-piercing type terminal that provides among the above-mentioned background art the sealing performance relatively poor, and the unreasonable problem of single-deck wall-piercing type terminal space utilization.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can connect double-deck through-wall formula heavy current terminal of big square line of five looks, including plastic insulator and step one, the embedding of the front below of plastic insulator is provided with step one, the embedding of the front top of plastic insulator is provided with step two, recess one has been seted up at the top of step one, the inside bottom of recess one is closely laminated and has water conservancy diversion spare one, the embedding of the top front end of water conservancy diversion spare one is provided with terminal one, recess two is seted up at the top of step two, the inside bottom of recess two is closely laminated and has water conservancy diversion spare two, the embedding of the top front end of water conservancy diversion spare two is provided with terminal two, the front embedding of plastic insulator is provided with the sealing washer, the back of plastic insulator is provided with protruding muscle, the one end that plastic insulator was kept away from to protruding muscle is provided with the draw-in groove, the inside embedding of draw-in groove is provided with the rubber chip.

Preferably, the first step and the second step both penetrate through the plastic insulating part, and the top edge of one end of the first step and the second step, which extend to the rear side of the plastic insulating part, is provided with a convex rib.

Preferably, the first flow guide part and the second flow guide part both penetrate through the plastic insulating part, and one ends of the first flow guide part and the second flow guide part penetrating through the plastic insulating part are both provided with binding posts matched with the first flow guide part and the second flow guide part.

Preferably, the first step, the second step and the plastic insulating part are formed by integrated punch forming.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this kind of can connect double-deck wall-penetrating type heavy current terminal of five big square lines mutually, through being provided with the sealing washer, sealed nestification sets up in the outside of plastic insulation, seal the processing through the sealing washer to the junction of plastic insulation and the cabinet body, the sealing washer is greater than the infiltration of rainwater's pressure to the extrusion force that the cabinet body was applyed and can reach sealed effect, the invasion and attack of effective isolated rainwater and dust, can realize in the use, ensure that outside rainwater and dust can not get into the internal portion of cabinet through this product, avoid influencing the requirement of the cabinet body to protection level.

2. Secondly, this kind of can connect double-deck wall-piercing type heavy current terminal of big square line of five phases, through being provided with step one and step two, step one all sets up with the front of plastic insulating part with step two, realizes bilayer structure through step one and step two, to the less cabinet body in horizontal space, adopts bilayer structure can greatly reduced to occupy the space, and then improves the holistic practicality of device, realizes hookup 5 lines, can ensure that each looks line is mutual noninterference between, effectively isolated is electric, ensures safe handling.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial structure of the plastic insulator of the present invention;

FIG. 3 is a rear view of the overall structure of the present invention;

FIG. 4 is a right side view of the overall structure of the present invention;

fig. 5 is a top view of the overall structure of the present invention.

In the figure: the plastic insulation part 1, the first step 2, the first groove 201, the first flow guide part 202, the first binding post 203, the second step 3, the second groove 301, the second flow guide part 302, the second binding post 303, the sealing ring 4, the convex rib 5, the clamping groove 501 and the rubber sheet 502.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a can connect double-deck wall-penetrating type heavy current terminal of big square line of five looks, including plastic insulator 1 and step one 2, the embedding of the front below of plastic insulator 1 is provided with step one 2, the embedding of the front top of plastic insulator 1 is provided with step two 3, recess one 201 has been seted up at step one 2's top, the inside bottom of recess one 201 closely laminates there is water conservancy diversion piece one 202, the embedding of the top front end of water conservancy diversion piece one 202 is provided with terminal one 203, the top of step two 3 is seted up flutedly two 301, the inside bottom of recess two 301 closely laminates there is water conservancy diversion piece two 302, the embedding of the top front end of water conservancy diversion piece two 302 is provided with terminal two 303, the embedding of the front of plastic insulator 1 is provided with sealing washer 4, the back of plastic insulator 1 is provided with protruding muscle 5, the one end that plastic insulator 1 was kept away from to protruding muscle 5 is provided with draw-in groove 501, the inside embedding of draw-in groove 501 is provided with rubber piece 502.

Further, step 2 all runs through plastic insulator 1 setting with step two 3, and step 2 all is provided with protruding muscle 5 with step two 3 its top edge of one end that extends to plastic insulator 1 rear side, realizes bilayer structure through step 2 and step two 3, to the less cabinet body in horizontal space, adopts bilayer structure can greatly reduced to the occuping in space, and then improves the holistic practicality of device to can effectively completely cut off electric through setting up protruding muscle 8, guarantee safety.

Furthermore, the first flow guide part 202 and the second flow guide part 302 are arranged through the plastic insulating part 1, terminals matched with the first flow guide part 202 and the second flow guide part 302 are arranged at one ends of the first flow guide part 202 and the second flow guide part 302 penetrating through the plastic insulating part 1, and the three first flow guide parts 202 and the two second flow guide parts 302 can be connected with 5-phase circuits in the smallest space, so that the mutual noninterference among the circuits can be ensured, the electric isolation is realized effectively, and the safe use is ensured.

Further, step one 2, step two 3 and plastic insulating part 1 are integrated into one piece and form, avoid appearing the gap and lead to reducing the holistic gas tightness of device, effectively completely cut off the invasion and attack of rainwater and dust, can realize in the use, ensure that outside rainwater and dust can not get into the internal portion of cabinet through this product, avoid influencing the requirement of the cabinet body to the protection level.

The working principle is as follows:

firstly, install plastic insulating part 1 in corresponding position, couple corresponding circuit through terminal one 203 and terminal two 303, then, connect the circuit out through a water conservancy diversion part 202 and a water conservancy diversion part two 302, then, seal the junction of plastic insulating part 1 and the cabinet body through sealing washer 4 and handle, the extrusion force of applying the cabinet body through sealing washer 4 is greater than the pressure of rainwater infiltration, and then avoid outside rainwater and dust etc. to get into outside cabinet internally, and finally, operating personnel still need regularly to carry out comprehensive inspection and maintenance to the device wholly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a can connect double-deck wall-piercing type heavy current terminal of big square line of five phases, includes plastic insulator (1) and step (2), and the embedding of the front below of plastic insulator (1) is provided with step (2), its characterized in that: the front upper side of the plastic insulating part (1) is provided with a second step (3) in an embedded mode, the top of the first step (2) is provided with a first groove (201), the inner bottom end of the first groove (201) is tightly attached to a first diversion part (202), the top front end of the first diversion part (202) is provided with a first terminal (203) in an embedded mode, the top of the second step (3) is provided with a second groove (301), the inner bottom end of the second groove (301) is tightly attached to a second diversion part (302), the top front end of the second diversion part (302) is provided with a second terminal (303) in an embedded mode, the front of the plastic insulating part (1) is provided with a sealing ring (4) in an embedded mode, the back of the plastic insulating part (1) is provided with a convex rib (5), one end, far away from the plastic insulating part (1), of the convex rib (5) is provided with a clamping groove (501), and the inner embedding of the clamping groove (501) is provided with a rubber sheet (502).

2. The double-layer wall-penetrating type high-current terminal capable of being connected with a five-phase large square wire according to claim 1, wherein: step one (2) and step two (3) all run through plastic insulator (1) and set up, step one (2) and step two (3) extend to its top edge of one end of plastic insulator (1) rear side all are provided with protruding muscle (5).

3. The double-layer wall-penetrating type high-current terminal capable of being connected with a five-phase large square wire according to claim 1 or 2, wherein: the first flow guide part (202) and the second flow guide part (302) penetrate through the plastic insulating part (1), and one ends of the first flow guide part (202) and the second flow guide part (302) penetrating through the plastic insulating part (1) are provided with binding posts matched with the first flow guide part and the second flow guide part.

4. The double-layer wall-penetrating type high-current terminal capable of being connected with a five-phase large square wire according to claim 1 or 2, wherein: the step I (2), the step II (3) and the plastic insulating part (1) are formed by integrated punch forming.

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