Junction box having block type structure
View Patent ↗A junction box having a block type structure is provided. The junction box having a block type structure includes: a lower cover of a quadrangular shape in which an inner groove having an opened upper part is formed and at one side of which a sliding groove is formed; a main body at one side of which a flat plate having a step surface is coupled to the sliding groove of the lower cover by downwardly sliding and in an upper part of which a plurality of block grooves are formed; a block assembly being received and assembled in the block grooves of the main body; and an upper cover coupled to the main body by wrapping an upper part of the main body so as to protect the block assembly.
1. A junction box having a block type structure comprising:
a lower cover of a quadrangular shape in which an inner groove having an opened upper part is formed and at one side of which a sliding groove is formed;
a main body at one side of which a flat plate having a step surface is coupled to the sliding groove of the lower cover by downwardly sliding and in an upper part of which a plurality of block grooves are formed;
a block assembly being received and assembled in the block grooves of the main body; and
an upper cover coupled to the main body by wrapping an upper part of the main body so as to protect the block assembly,
wherein the block assembly includes a busbar block comprising a basbar makde of a metal late for distributing power supplied from a power supply unit,
wherein the busbar block comprises:
an upper case;
a lower case;
a plurality of busbars disposed between the upper and the lower case; and
a plurality of insulation plates disposed between the plurality of busbars.
2. The junction box having a block type structure of claim 1 , wherein the block assembly further comprises:
a plurality of relay blocks absorbing a joint and an electric wire between relays for turning on/off a signal;
a multi-fuse block in which a plurality of fuses are provided for intercepting an over current; and
a connector block for connecting the busbar block, the relay block, and the multi-fuse block to each other and connecting a plurality of wire harnesses.
3. The junction box having a block type structure of claim 2 , wherein the plurality of block grooves formed in the main body comprise:
a busbar block groove formed adjacently to one side of the main body for receiving the busbar block;
a plurality of relay block grooves formed at one side of the busbar block groove for receiving the plurality of relay blocks;
a connector block groove formed at one side of the relay block groove for receiving the connector block; and
a multi-fuse block groove formed adjacently to the other side of the main body for receiving the multi-fuse block.
4. The junction box having a block type structure of claim 2 , wherein the plurality of relay blocks comprise two micro relay blocks and two mini relay blocks.
5. The junction box having a block type structure of claim 1 , wherein a plurality of protruded plates having a bolt groove for mounting the main body in an engine room are formed in the main body.
6. The junction box having a block type structure of claim 1 , wherein one side of the lower cover and one side of the main body are coupled by a clip.
7. The junction box having a block type structure of claim 6 , wherein a side groove is formed in the main body for receiving and coupling both ends of the clip by downwardly sliding the clip, and a clip groove is formed in a portion of the lower cover corresponding the position of the side groove for receiving and coupling both ends of the clip.
8. The junction box having a block type structure of claim 6 , wherein the clip is formed in a shape in which the width of a lower part is narrower than that of an upper part, and the side groove and the dip groove to which the clip is coupled are formed in a shape corresponding to the shape of the clip.
9. A junction box having a block type structure comprising:
a lower cover of a quadrangular shape in which an inner groove having an opened upper part is formed and at one side of which a sliding groove is formed;
a main body at one side of which a flat plate having a step surface is coupled to the sliding groove of the lower cover by downwardly sliding and in an upper part of which a plurality of block grooves are formed;
a block assembly being received and assembled in the block grooves of the main body; and
an upper cover coupled to the main body by wrapping an upper part of the main body so as to protect the block assembly,
wherein the block assembly further comprises:
a plurality of relay blocks absorbing a joint and an electric wire between relays for turning on/off a signal;
a multi-fuse block in which a plurality of fuses are provided for intercepting an over current; and
a connector block for connecting the busbar block, the relay block, and the multi-fuse block to each other and connecting a plurality of wire harnesses,
wherein each of the blocks of the block assembly is formed in a relay block standardized so as to be applied to various vehicle models.