KR20110017259A

KR20110017259A - Fuse box

Info

Publication number: KR20110017259A
Application number: KR1020090074833A
Authority: KR
Inventors: 정승현
Original assignee: 한국단자공업 주식회사
Priority date: 2009-08-13
Filing date: 2009-08-13
Publication date: 2011-02-21

Abstract

The present invention relates to a fuse box. In the present invention, the skeleton of the fuse box is formed by the box body (10). The box body 10 is formed to penetrate the installation space 11 in which the coupling ring T 'of the fuse box terminal T is positioned, and mounting portions 12 are formed at both sides thereof. Spacer insertion hole (S) is formed in the seating portion 12 so as to communicate with the installation space (11). The seating part 12 is provided with a spacer 30. One side of the spacer 30 is inserted into the spacer insertion hole S to press and support both sides of the coupling ring T '. The fixing hook 20 is formed at the edge of the seating portion 12 in which a fastening hole 22 'is formed. The spacer 30 is formed with an insertion groove 34 into which the tip of the fixing hook 20 is inserted, and a fastening protrusion 35 that is engaged with the fastening hole 22 ′ on an inner surface of the insertion groove 34. Is formed. According to the present invention having such a configuration, even if the spacer 30 for pressing and supporting both sides of the coupling ring T 'of the fuse box terminal T is separated from the coupling ring T', Since the fastening protrusion 35 formed in the insertion groove 34 of the spacer 30 is hooked to the fixed hook 20 to be formed, there is an advantage of being prevented from being lost in the process of separating the spacer 30.

Description

Fuse box

The present invention relates to a fuse box, and more particularly to a fuse box in which a ring terminal connected to a battery cable is installed.

In general, self-wearing batteries are mounted on vehicles regardless of gasoline or diesel, and are used as power sources for starting, ignition, lighting, and other electrical equipment of engines. The fuse box terminal is used as an electrical connection means by being coupled to the battery so that power can be applied to the start, ignition, lighting and other electrical equipment through the cable as described above.

Also, in recent years, as the vehicle is advanced and the electric devices inside the vehicle are complicated, a fuse box has been used a lot. The fuse box is a collection of fuses associated with various electrical components, and is installed in an automobile, for example, to prevent overcurrent from flowing through various electrical components of the automobile.

A battery post protrudes from an upper surface of the battery. The battery post is a portion connected to the fuse box to distribute power from the battery to the vehicle interior.

A fuse box is installed on an upper surface of the battery. The fuse box is directly seated on an upper surface of the battery and connected to the battery post, thereby distributing power to the inside of the vehicle. The outer box and the skeleton of the fuse box are formed by combining a box body, a main cover, and an upper cover.

The box body forms a lower skeleton and an appearance of the fuse box and is seated on an upper surface of the battery. A fuse box terminal is mounted inside the box body. The fuse box terminal is a part electrically connected to the battery post, and is made of a metal material having high electrical conductivity.

A coupling ring for press-fitting the battery post is provided at the front end of the fuse box terminal. The coupling ring is formed by cutting a portion. Therefore, if the nut is tightened after the tip of the fuse box terminal is positioned in the battery post, the coupling ring is pressed into the battery post to tighten the battery post.

Meanwhile, a bus bar is installed inside the fuse box. The busbar is seated on the box body together with the fuse box terminal, and serves to connect two or more circuits individually or to connect several isometric points in a system.

However, the above-described conventional techniques have the following problems.

The fuse box terminal is seated in the fuse box, but is not directly connected through a fastener or the like. Therefore, when an external force such as vibration is transmitted to the coupling structure of the fuse box terminal while the vehicle is running, the flow of the fuse box terminal is generated. That is, the fuse box terminal may flow in the left or right direction, or rotation may occur due to relative movement, thereby causing electrical contact between the coupling ring of the fuse box terminal and the battery post to be broken or sparking.

In order to solve this problem, spacers are inserted into both sides of a fuse box in which the coupling ring of the fuse box terminal is installed, and the coupling rings are fixed by pressing the coupling rings on both sides. The spacers are provided separately, and the spacer is provided from the fuse box. There is a problem that the spacer can be lost by carelessness of the operator after separation.

Accordingly, an object of the present invention is to solve the problems of the prior art as described above, and to prevent the spacers supporting both sides of the coupling ring of the fuse box terminal from being separated from the fuse box.

According to a feature of the present invention for achieving the above object, the present invention is formed so that the installation space in which the coupling ring of the fuse box terminal is located, both sides are formed in the seating portion, the mounting portion is the installation A box body formed through the spacer coupling hole communicating with the space; A fixed hook formed to protrude from the one side edge of the seating portion toward the spacer insertion hole, and a fastening hole formed at a position adjacent to the front end of the seating hole; And a spacer coupled to the seating portion, one side of which is inserted into the spacer coupling hole and fixed by pressing both sides of the coupling ring, and an insertion groove formed to protrude a fastening protrusion that is engaged with the coupling hole. It is configured by.

Guide ribs are formed on both sides of the seating portion adjacent to the inlet of the spacer coupling hole to protrude in a direction facing each other, and a hanger jaw is formed on the outer surface of the guide rib.

The fixing hook is formed to protrude in a cantilever shape from one edge of the seating portion to limit the movement of the spacer; It is formed to protrude toward the spacer insertion hole from the front end of the restricting portion, it is composed of a fastening portion is formed so that the fastening hole through which the fastening jaw is walked.

The spacer is formed such that the guide slit into which the guide rib is inserted into both sides is recessed, and an insertion groove is recessed in one surface facing the fastening portion, and a fastening protrusion through which the fastening hole hangs on the inner surface of the insertion groove is projected. A spacer body formed to be; It is formed to protrude from one side of the spacer body toward the spacer insertion hole, and is composed of a support rib inserted into the spacer insertion hole for pressing and supporting both sides of the coupling ring of the fuse box terminal, the hook on the inner surface of the guide slit A guide groove guided along the jaw is formed to be recessed, and a hook groove on which the hook jaw is formed is formed on an inner surface of the guide slit at a position corresponding to the hook jaw.

The fastening protrusion is formed with a rounding part to have a predetermined radius of curvature.

In the present invention, in the process of separating the spacer for supporting both sides of the coupling ring of the fuse box terminal, the fixing hook is formed to protrude into the seating portion of the box body is inserted into the insertion groove formed in the spacer fastening protrusion formed in the insertion groove fixed hook Is fastened to the fastener. Therefore, even if the spacer is separated from the coupling ring, the spacer is fixed to the hook hook, thereby preventing the spacer from being lost. And since the spacer is fixed to the fuse box by the fixing hook, even if the direction of the fuse box is not separated from the fuse box arbitrarily there is an effect that the workability is improved.

In particular, the hook grooves formed on both sides of the spacer in the present invention is hooked to the hook jaw of the guide ribs formed on both sides of the seating portion. Therefore, in the state in which the support rib of the spacer is inserted into the spacer insertion hole of the seating portion, the spacer is prevented from being arbitrarily separated from the spacer insertion hole by the external force, thereby improving the operation reliability of the fuse box.

Hereinafter, a preferred embodiment of a fuse box according to the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view showing the configuration of a preferred embodiment of a fuse box according to the present invention, FIG. 2 is a perspective view showing a configuration of a spacer constituting an embodiment of the present invention, and FIG. The configuration is shown in a perspective view, and in Figure 4 the configuration of an embodiment of the invention is shown in cross section.

First, a brief description of the battery, the battery is provided in the vehicle to supply power for starting, ignition, lighting and other electrical components of the engine. In this case, the battery post is protruded to the outside for electrical connection with the electrical component side.

A fuse box is connected to the battery post. The appearance and skeleton of the fuse box is formed by the box body (10). The installation space 11 is formed inside the box body 10. The installation space 11 is a portion in which the coupling ring T 'of the fuse box terminal T to be described below is located, and is formed to pass through the inside and the outside of the box body 10.

Mounting portions 12 are formed on both sides of the box body 10, respectively. The seating portions 12 are formed at positions corresponding to each other. The seating portion 12 is a portion in which the spacer 30 to be described below is seated, and is formed to be recessed from an outer surface of the box body 10. The seating part 12 is formed in a shape corresponding to the outer surface of the spacer 30.

Spacer insertion holes S are formed in the seating part 12 so as to communicate with the installation space 11. The spacer insertion hole S is formed to correspond to the support ribs 36 of the spacer 30 to be described below. The spacer insertion hole S is a portion into which the support rib 36 of the spacer 30 is inserted. That is, the support rib 36 of the spacer 30 passes through the spacer insertion hole S to fix both sides of the coupling ring T 'of the fuse box terminal T to maintain a stable coupling.

Guide ribs 14 are formed on both inner surfaces of the seating portion 12 adjacent to the inlet of the spacer insertion hole S, respectively. The guide rib 14 is formed to protrude in a direction facing each other. The guide rib 14 is a portion inserted into the guide slit 32 of the spacer 30 to be described below. The guide rib 14 serves to guide the direction in which the spacer 30 is coupled to the seating portion 12.

Hanging jaw 15 is formed in the guide rib 14 to protrude respectively. The cross section of the hanging jaw 15 is formed to be inclined so that the height is increased in the same direction as the direction in which the spacer 30 is inserted into the spacer insertion hole (S). The hooking jaw 15 is a portion which is hooked to the hooking groove 33b of the spacer 30 to be described below, and the support rib 36 is in the state where the spacer 30 is coupled to the seating portion 12. It serves to prevent the separation from the spacer insertion hole (S) arbitrarily.

A fixing hook 20 is formed at one edge of the seating portion 12. The fixing hook 20 is formed to protrude in a direction in which the spacer 30 is inserted from one edge of the seating portion 12. The fixing hook 20 serves to prevent the spacer 30 from being separated from the box body 10.

The fixing hook 20 protrudes from the one side edge of the seating portion 12 in a cantilever shape, and protrudes toward the spacer insertion hole S from the tip of the restricting portion 21. It is composed of a fastening portion 22 to be formed. The restricting portion 21 is for preventing the spacer 30 from being separated in a direction opposite to the direction in which the spacer 30 is inserted into the spacer insertion hole S.

The fastening part 22 extends toward the spacer insertion hole S from the front end of the restricting part 21. The fastening part 22 is inserted into the insertion groove 34 of the spacer 30 to be described below, the fastening part 22 is the mounting portion 12 in a direction orthogonal to the moving direction of the spacer 30. Prevents separation from That is, the fastening part 22 serves to prevent the spacer 30 from being separated from the seating part 12 in a state in which the support rib 36 of the spacer 30 comes out of the spacer insertion hole S. Do it.

The fastening part 22 is formed to penetrate the fastening hole 22 '. The fastening hole 22 ′ is a portion into which the fastening protrusion 34 of the spacer 30 to be described below is inserted. That is, the fastening protrusion 34 is inserted into the fastening hole 22 'so that the spacer 30 is not separated from the fastening hook 20 arbitrarily (see FIG. 4).

The seating part 12 is provided with a spacer 30. The spacer 30 presses and supports both sides of the coupling ring T 'of the fuse box terminal T, and serves to prevent the flow of the coupling ring T'.

The skeleton of the spacer 30 is formed by a spacer body 31. The spacer body 31 is formed in a substantially hexahedral shape. Guide slits 32 are formed on both sides of the spacer body 31, respectively. The guide slit 32 is formed to be recessed from both sides of the spacer body 31. The guide slit 32 is formed so that both sides are opened in the direction in which the spacer 30 is inserted into the spacer insertion hole S. The guide rib 15 is inserted into the guide slit 32 to guide the coupling of the spacer 30.

A guide groove 33a is formed in one surface of the inner surface of the guide slit 32 facing the hanger jaw 15. As shown in FIG. 2, the guide groove 33a is formed in a shape corresponding to the outer surface of the hanger 15. The guide groove 33a serves to guide the hanger 15 to be hooked to the hook groove 33b to be described below.

As shown in FIG. 2, a hook groove 33b is formed on an inner surface of the guide slit 32 at a position adjacent to the guide groove 33a. The hook groove 33b is formed to be recessed at a position corresponding to the hook jaw 15. The hook groove 33b is a portion where the hook jaw 15 is hooked, and the spacer 30 is inserted into the spacer by an external force while the hook jaw 15 is hooked on the hook recess 33b. It serves to prevent arbitrary movement in the direction of separation from (S).

An insertion groove 34 is formed on one surface of the space body 31 facing the front end of the fixing hook 20. The insertion groove 34 is formed in a shape corresponding to the outer surface of the fastening portion 22 of the fixing hook 20. The insertion groove 34 is a portion into which the fastening portion 22 is inserted.

As shown in FIG. 4, the fastening protrusion 35 is formed to protrude in the insertion groove 34. The fastening protrusion 35 is a portion inserted into the fastening hole 22 ′ of the fastening portion 22, and serves to prevent the spacer 30 from being arbitrarily separated from the fixing hook 20.

The fastening protrusion 35 has a rounding part (R) is formed. The rounding part R is formed to have a predetermined radius of curvature. The rounding part R serves to guide the fastening protrusion 35 to be smoothly separated from the fastening hole 22 '.

A support rib 36 is formed on one surface of the spacer body 31 facing the spacer insertion hole S. The support rib 36 is formed to protrude toward the spacer insertion hole S. The support ribs 36 substantially support both sides of the coupling ring T 'of the fuse box terminal T.

The box body 10 is provided with a fuse box terminal (T). Two coupling rings (T ') are integrally formed in the fuse box terminal (T). The coupling ring T 'is formed in an arc shape having one end opened. Inserting holes (T ") through which the battery post is inserted are formed in the coupling rings (T '), respectively.

The coupling ring T 'adjusts the coupling between the battery soft and the fuse box terminal T by making the openings in close contact or opening with each other, thereby making the diameter smaller or larger.

Hereinafter, the operation of the fuse box according to the present invention having the configuration as described above will be described in detail.

First, the operator places the fuse box on the top of the battery. At this time, the fuse box terminal (T) is installed inside the box body 10 of the fuse box. In this state, the fuse box terminal T is connected to the battery. That is, the box body 10 is coupled to the top surface of the battery such that the battery post is inserted into the insertion hole T ″ of the fuse box terminal T.

In addition, the worker grips the spacer 30 to position the box body 10 in which the fuse box terminal 20 is installed. In this case, the spacer 30 is placed on the seating portion 12 in a state where the support rib 36 of the spacer 30 is positioned between the guide ribs 14 of the seating portion 12. The respective combinations in the direction of the arrow A shown.

In such a state, when the spacer 30 is pushed toward the spacer insertion hole S, the guide rib 14 of the box body 10 along the guide slit 32 of the spacer body 31. Is inserted, and the hooking jaw 15 is guided along the guide groove 33a. When the spacer 30 is continuously pushed in, the hooking jaw 15 is engaged with the hook groove 33b of the spacer 30 through the guide groove 33a.

In this case, the support ribs 36 of the spacer 30 are inserted into the spacer insertion holes S to support both sides of the coupling ring T '. Therefore, even when an external force is applied to the battery and the fuse box, the coupling ring T 'of the fuse box terminal T is prevented from flowing. This state is shown in FIG. 3.

In addition, since the hooking jaw 15 is hooked to the hook groove 33b of the spacer 30, the spacer 30 is prevented from being arbitrarily separated from the spacer insertion hole S by an external force.

Next, referring to the process of separating the spacer 30 from the box body 10, the worker grips the spacer 30 to move away from the spacer insertion hole S, that is, shown in FIG. 3. Pull in the direction of the arrow B.

At this time, while both ends of the spacer body 31 is slightly elastically deformed, the hooking jaw 15 is separated from the hooking groove 33b of the spacer 30. In this state, when the spacer 30 is continuously pulled out, the spacer 30 moves along the guide rib 14 inserted into the guide slit 32.

Subsequently, when the spacer 30 is pulled out, the fastening portion 22 of the fixing hook 20 is inserted into the insertion groove 34 of the spacer body 31. At this time, the fastening portion 22 is in close contact with the fastening protrusion 35 of the insertion groove 34 is elastically deformed toward the seating portion 12.

In this state, when the fastening protrusion 35 is hooked to the fastening hole 22 ′ of the fastening part 22, the fastening part 22 is restored to a circular shape. This state is shown in FIG. As such, since the spacer 30 is fixed to the fixing hook 20, the spacer 30 is prevented from being lost.

And the spacer 30 is limited by the restricting portion 21 of the fixing hook 20 is no longer able to move in the direction away from the spacer insertion hole (S).

As such, the spacer 30 is fixed to the box body 10 by the fixing hook 20, so that the spacer 30 may be arbitrarily removed from the box body 10 regardless of the direction of the box body 10. It is not separated.

The scope of the present invention is not limited to the embodiments described above, but is defined by the claims, and various changes and modifications can be made by those skilled in the art within the scope of the claims. It is self evident.

1 is an exploded perspective view showing the configuration of a preferred embodiment of the fuse box according to the present invention.

Figure 2 is a perspective view showing the configuration of a spacer constituting an embodiment of the present invention.

Figure 3 is a perspective view showing the main portion of the embodiment of the present invention.

4 is a cross-sectional view showing the configuration of an embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

10: box body 11: mounting space

12: seating part S: spacer insert hole

14: guide rib 15: hook chin

20: fixed hook 21: regulation part

22: fastener 22 ': fastener

30: spacer 31: spacer body

32: guide slit 33a: guide groove

33b: hanger groove 34: insertion groove

35: fastening protrusion 36: support rib

T: Fuse box terminal T ': Coupling ring

T ": insert hole

Claims

A box body through which an installation space in which the coupling ring of the fuse box terminal is positioned is formed, and a seating portion is formed at both sides thereof, and a spacer coupling hole communicating with the installation space is formed at the seating portion;

A fixed hook formed to protrude from the one side edge of the seating portion toward the spacer insertion hole, and a fastening hole formed at a position adjacent to the front end of the seating hole; And

Including a spacer is coupled to the seating portion, one side is inserted into the spacer coupling hole to press and fix both sides of the coupling ring, the insertion groove is formed to protrude a fastening projection to be protruded to the fastening hole A fuse box, characterized in that configured.

The method of claim 1,

A fuse box is formed on both sides of the seating portion adjacent to the inlet of the spacer coupling hole to protrude in a direction facing each other, and a hanger jaw protrudes from an outer surface of the guide rib.

3. The method of claim 2,

The fixing hook,

A restricting portion formed to protrude in a cantilever shape from one edge of the seating portion to limit movement of the spacer;

A fuse box is formed so as to protrude toward the spacer insertion hole from the front end of the restriction portion, and a fastening portion formed to pass through the fastening hole to which the fastening jaw hangs.

The method of claim 3, wherein

The spacer,

The guide slit into which the guide rib is inserted is formed on both sides, the spacer is formed so that the insertion groove is recessed on one surface facing the fastening portion, protruding the fastening projection to the engaging hole on the inner surface of the insertion groove A body;

It is formed to protrude from one side of the spacer body toward the spacer insertion hole, the support rib is inserted into the spacer insertion hole for pressing and supporting both sides of the coupling ring of the fuse box terminal,

A fuse formed in the inner surface of the guide slit to guide the guide groove guided along the hook jaw, and a hook groove in which the hook jaw is formed on the inner surface of the guide slit at a position corresponding to the hook jaw. box.

5. The method according to any one of claims 1 to 4,

A fuse box, characterized in that the fastening protrusion is formed with a rounded portion to have a predetermined radius of curvature.