KR200271228Y1 - Seperation preventing structure of connector cable for doors of cars - Google Patents

Abstract

The present invention forms a cable fixing protrusion related to the fixing protrusion on each of the upper and lower surfaces of the cable holder so that the flexible flat cable fixed to the fixing protrusion of the cable fixing groove is not separated from the positioning fixing protrusion. It is an object of the present invention to provide a cable separation prevention structure of a connector for a car door that can prevent the flexible flat cable from being separated from the fixing groove. The present invention, which is configured for this purpose, protrudes on both sides of each of the upper and lower surfaces of the cable holder so as to be related to the position fixing protrusion protruding on each of the upper and lower surfaces of the cable fixing groove, when the cable holder is inserted into the cable fixing groove of the plug connector. The cable detachment prevention protrusion is further formed so that the flexible flat cable fixed to the position fixing protrusion inside the cable fixing groove is not detached from the position fixing protrusion inside the cable fixing groove by being in surface contact with the end of the position fixing protrusion inside the fixing groove. Is done.

Description

Separation preventing structure of connector cable for doors of cars}

The present invention relates to a cable detachment prevention structure of a connector for a car door, and more particularly, to a plug connector of a structure in which a flexible flat cable is applied so that the flexible flat cable fastened to the plug connector does not escape from the plug connector. The present invention relates to a cable separation prevention structure of a connector for an automobile door.

The present invention relates to a connector assembly for an automobile door, which is installed inside a vehicle door panel and electrically connects input and output cable terminals such as a power window, a door lock, an electric side mirror, a power seat, a lamp, and a speaker and a flexible flat cable.

In general, a connector refers to a connection tool for electrically connecting an electric wire, a circuit, or an apparatus to electricity. The connector for an electrical connector is an input / output cable terminal and a flexible flat terminal inside an automobile door panel. It is a connector for a car door to connect a cable.

Prior to describing the connector for a car door according to the related art as described above, the structure of the car door will be described. The door of the vehicle is usually formed of a door portion that is formed inside the door panel constituting the outside and the door trim is fixed to the inner surface of the door panel to close the inner surface. At this time, the inner surface of the door panel is formed through a plurality of work tools of a predetermined size for work by putting a work tool or a hand on the space.

On the other hand, the door is configured as described above is provided with a power window that is provided on the inner side of the door panel constituting the window of the door, the door lock for locking and unlocking the door and the side mirror for monitoring the rear. In addition, the door may include an audio speaker, an adjustment switch for adjusting the position of the seat, and a lamp for the door.

Power windows, door locks and side mirrors of doors constructed as described above are generally classified into mechanical and electric motors. In particular, in the case of electric motors, input / output cables of drive motors and solenoids for driving windows, door locks and side mirrors, Cables for connecting the power supply and the like are connected by the connector for the car door. In addition, input / output cables and power cables such as audio speakers, control switches for adjusting the position of seats, and lamps for doors are also connected by connectors.

As described above, a connector for an automobile door according to the prior art for connecting an input / output cable and a power cable is usually located on a space part of a door panel and is also installed on an inner space part of the door panel. And the power cable. At this time, the connector for the automobile door according to the related art is not fixed to any part of the door panel space portion, but is freely positioned on the space portion of the door panel while connecting the input / output cable and the power cable.

However, as described above, an abnormality occurs in the connector for a car door according to the related art, which is freely positioned on the space part of the door panel while the input / output cable and the power cable are connected. In the case of replacement, the operator first has to remove the door trim from the door panel, and then it is troublesome to replace the work by putting a work tool or a hand into the space through the work tool of the door panel.

In addition, since the work tool on the inner side of the door panel is formed by cutting and forms a very sharp cutting surface, when the connector and terminal are replaced, the work tool is inserted into the space through the door panel work tool. There is always a risk of injury.

In addition, since the work tool of the door panel as described above is very narrow for the operator to put the work tool or hands, there is a difficulty in replacing the connector and the terminal.

Accordingly, the present applicant is to solve the problems described above, the combination of the two connectors through the process of coupling the door trim to the inner surface of the door panel by configuring a socket connector and a plug connector on the inner surface of each of the door panel and the door trim. The connector has been developed so that the flexible connector is applied to the plug connector, and the electrical connection between the input and output cable terminals and the flexible flat cable can be made in the connector housing. It was made.

The present invention was devised in an effort to solve the problems as described above and to apply the flexible flat cable according to the above, wherein the flexible flat cable coupled to the position fixing protrusion of the cable fixing groove is fixed from the position fixing protrusion. Cable separation protrusions related to the fixing projections are formed on each of the upper and lower surfaces of the cable holder to prevent the cable from being detached from the connector for the car door, which prevents the flexible flat cable from being separated from the cable fixing groove of the plug connector. The purpose is to provide a structure.

Another object of the present invention is to install and fix the socket connector and the plug connector to the inner surface of the door panel and the inner surface of the door trim as described above, as well as to apply a flexible flat cable to the structure of the plug connector. The structure can be made so that the coupling of the connector can be made easily by mounting the door trim on the door panel.

Another object of the present invention is to install and fix the socket connector and the plug connector to the inner surface of the door panel and the inner surface of the door trim, respectively, so that the replacement of the connector and the terminal can be made outside the door panel. Injury of the worker does not occur as in the technology.

On the other hand, the present invention is to install and fix the socket connector and the plug connector to the inner surface of the door panel and the inner surface of the door trim, respectively, as well as the structure of the plug connector can be applied to the flexible flat cable By mounting the door trim on the door panel, the connector can be securely coupled so that the two connectors are not separated by an impact or the like.

Furthermore, the present invention allows the flexible flat cable to be firmly fixed in the cable fastening groove of the plug connector when the input / output cable terminal for the automobile door and the flexible flat cable are electrically connected, thereby resulting in poor contact of the connection end. It is to prevent malfunction.

1 is an exploded perspective view showing a connector assembly for a car door according to the present invention.

Figure 2 is an exploded perspective view showing a connector assembly for a car door according to the present invention from another angle.

Figure 3 is a perspective view showing a plug connector of a connector assembly for a car door according to the present invention.

Figure 4 is a front view showing a plug connector in a connector assembly for a car door according to the present invention.

5 is a cross-sectional view showing a connector assembly for a car door according to the present invention.

FIG. 6 is an enlarged view of a magnified “A” of FIG. 5; FIG.

** Description of symbols for the main parts of the drawing **

100. Connector assembly for car door 110. Connector hole diagram

112. Holder housing 114. Fixing piece

116. Jam Holding Part 120.Socket Connector

122. Connector housing 124. Hanging jaw

126. Jams 128. Terminal Connections

130. I / O cable terminals 132.

140. Plug connector 142. Connector housing

144. Fasteners 144a. Cable fixing groove

144b. Position fixing protrusion 146. Fixed piece

150. Cable fastener 152. Cable release prevention protrusion

160. Flexible flat cable 162. Connections

164. Position fixing groove

The present invention configured to achieve the above object is as follows. That is, the cable separation prevention structure of the connector for a car door according to the present invention is formed through the front and rear positioning fixing grooves on both sides of the front end of the flexible flat cable is inserted and fixed to the plug connector, in relation to the position fixing groove of the flexible flat cable For automobile doors with position fixing protrusions which protrude in each of the upper and lower surfaces of the cable fixing groove of the plug connector and are positioned with the position fixing grooves formed at the tip of the flexible flat cable to determine and fix the installation position of the flexible flat cable. In the connector structure, the cable fixing groove is formed when the cable holder is inserted into the cable fixing groove of the plug connector so as to protrude on both sides of each of the upper and lower surfaces of the cable holder so as to be related to the position fixing protrusion protruding on the upper and lower surfaces of the cable fixing groove. Cables are in surface contact with the ends of the internal positioning protrusions The flexible flat cable fixed to the position fixing protrusions inside the fixing groove is configured to further include a cable release preventing protrusion to prevent the separation from the position fixing protrusions inside the cable fixing groove.

Hereinafter will be described in detail with respect to the cable separation prevention structure of the connector for a car door according to an embodiment of the present invention.

1 is an exploded perspective view showing a connector assembly for a car door according to the present invention, Figure 2 is an exploded perspective view showing a connector assembly for a car door according to the present invention from another angle, Figure 3 is a connector assembly for a car door according to the present invention 4 is a front view showing the plug connector in the connector assembly for a car door according to the present invention, FIG. 5 is a sectional view showing the connector assembly for the automobile door according to the present invention, and FIG. It is an enlarged view which enlarged A ".

As shown in FIGS. 1 to 6, the cable separation prevention structure of the connector for the automobile door according to the present invention is applied to a connector structure configured with means for determining and fixing an installation position of the flexible flat cable 160. That is, a position protruding from each of the upper and lower surfaces of the fixing groove 164 and the fastener 144 formed in the connector 144 formed in the plug connector 140 through the front and rear sides of the front end portion of the flexible flat cable 160, respectively. Position fixing protrusion formed on the inside of the cable fixing groove (144a) of the position fixing groove 164 of the tip of the flexible flat cable 160 is inserted into the cable fixing groove (144a) of the plug connector 140 made of a fixing protrusion (144b) The coupling to 144b is applied to a connector structure having a structure for determining and fixing an installation position of the flexible flat cable 160.

As the configuration of the cable separation prevention structure of the connector for the automobile door described above, the upper and lower surfaces of the cable holder 150 protrude on both sides of the cable holder 150 so as to be related to the position fixing protrusions 144b protruding from each of the upper and lower surfaces of the cable fixing groove 144a. It is made of a configuration of the cable separation prevention protrusion 152 is formed.

The cable separation prevention protrusion 152 configured as described above has the position fixing protrusion 144b inside the cable fixing groove 144a when the cable holder 150 is inserted into the cable fixing groove 144a of the plug connector 140. The flexible flat cable 160 fixed to the position fixing protrusion 144b in the cable fixing groove 144a by being in surface contact with the end is prevented from being separated from the position fixing protrusion 144b in the cable fixing groove 144a. .

Looking at the configuration of a connector assembly for a car door to which the cable separation prevention structure of the connector for a vehicle door according to the present invention is applied as follows. That is, as shown in FIGS. 1 to 6, the connector assembly 100 for an automobile door according to the present invention includes a door panel including a connector holder 110, a socket connector 120, and an input / output cable terminal 130. 10) and the configuration of the side of the door trim 20 consisting of a plug connector 140, a cable holder 150 and a cable 160.

The connector holder 110, the socket connector 120, and the input / output cable terminal 130 on the side of the door panel 10 configured as described above are configured on the inner side of the door panel 10, and the door trim 20. The plug connector 140, the cable holder 150, and the cable 160 on the side face the configuration on the door panel 10 side and are configured on the inner side of the door trim 20. In this case, the cable 160 uses a flexible flat cable {Flexible Flat Cable (FFC) / FPC (Flexible Printed Cable) 160}.

As described above, when the door trim 20 is fixed to the inner side of the door panel 10 in a state in which the respective components are installed on the inner side of the door panel 10 and the inner side of the door trim 20, the socket connector 120 is fixed. The input / output cable terminal 130 and the flexible flat cable 160 are electrically connected to each other while the plug connector 140 is fastened. At this time, when the door trim 20 is fixed to the inner surface of the door panel 10, the front end surface 112b of the connector holder 110 is in close contact with the inner surface of the door trim 20 and is in surface contact.

Both ends of the connector holder 110 are fixed to the inner surface of the door panel 10 by the screw member 30. At this time, the remaining portion except for the front end of the connector holder 110 is inserted into the inner space portion 12 of the door panel 10 is positioned.

As described above, the socket connector 120 is inserted through the front surface of the connector holder 110 in a state in which the connector holder 110 is installed and fixed to the inner side of the door panel 10 to be held at the rear end. In this case, the socket connector 120 is fastened to the connector holder 110 in a state where the input / output cable terminal 130 is fastened.

The plug connector 140 has an opposite door of the socket connector 120 installed at the inner side of the door panel 10 with the flexible flat cable 160 inserted through the rear surface and fixed by the cable holder 150. It is installed by the screw member 30 in place of the trim 20.

As described above, when the corresponding components are installed on the inner side of the door panel 10 and the inner side of the door trim 20, the door trim 20 is fixedly coupled to the inside of the door panel 10. The plug connector 140 is fastened to an electrical connection between the input / output cable terminal 130 and the flexible flat cable 160. At this time, the plug connector 140 is fastened to the socket connector 120 and the input / output cable fastened to the connection end 162 of the flexible flat cable 160 fastened to the plug connector 140 and the socket connector 120. When the connection end 132 of the terminal 130 is electrically connected, the fastener 144 for fixing the flexible flat cable 160 of the plug connector 140 is inside the fastening groove 122a of the socket connector 120. Inserted in and fastened.

Referring to the connector assembly 100 for a car door according to the present invention in more detail as follows. First, the connector holder 110 is to maintain the socket connector 120 on the inner side of the door panel 10 of the automobile door, as shown in Figures 1, 2 and 5, the connector holder 110 is the overall shape Fixed to fix the holder housing 112 and the connector holder 110 of the structure having a rectangular shape and the front and back is opened in a state in which a space portion 112a of a predetermined size is formed on the inner side of the door panel 10. It consists of the holding | maintenance holding | maintenance piece 116 for holding and holding the piece 114 and the socket connector 120. FIG.

In the above-described configuration of the connector holder 110, the holder housing 112 forms an outer shape of the connector holder 110, and the holder housing 112 is opened and closed in a state in which a space portion 112a of a predetermined size is formed therein. It is made in the form of a but the rear side is made of an open structure to a smaller size than the front side. That is, the holder housing 112 as described above is a state in which the front portion is completely open with the space portion 112a formed therein, and the rear portion has a structure in which only a part of its center is opened in a rectangular shape. The socket housing 120 is inserted into the holder housing 112 and fastened to the rear end thereof. At this time, the socket connector 120 fastened to the holder housing 112 is positioned on the inner space 112a.

Fixing piece 114 is for fixing the connector holder 110 in place on the inner surface of the door panel 10 through the screw member 30, the fixing piece 114 is each of the front side both sides of the holder housing 112 Protruding laterally on the formed. At this time, each of the fixing piece 114 is formed through the fixing groove 114a through which the screw member 30 is fastened.

The holding member 116 is for holding the socket connector 120 which is inserted and fastened through the front of the holder housing 112, and the holding member 116 is held up and down at an open end face of the back of the holder housing 112. It is formed to protrude to the rear side on each of the left and right to be elastically deformed in a structure in which the ends are bent in the inner direction facing each other. In this case, the holding member 116 in the connector holder 110 of the present invention is the holder housing 112 ) Two are formed at the rear and top, respectively, one at each of the left and right.

In other words, the connector holder 110 configured as described above is formed in a rectangular shape, and the connector holder 110 is fastened by fastening the screw member 30 to both ends of the holder housing 112 having a front and back structure. A fixing piece 114 having a fixing groove 114a formed therein for fixing the inner surface of the door panel 110 in place is formed to protrude in a lateral direction, and is disposed in the upper, lower, left and right sides of the open section of the rear of the holder housing 112. A plurality of engaging retaining pieces 116 formed of a structure which is formed to protrude to the side and are bent in an inner direction in which their ends are opposed to each other are formed to be elastically deformable.

On the other hand, the size of the square formed by the open cross-section of the back of the holder housing 112 in the connector holder 110 described above is formed larger than the size of the square formed by the outer surface of the rear end of the socket connector 120, maintaining a number of jams The size of the square formed by the piece 116 is smaller than the size of the square formed by the outer surface of the rear end of the socket connector 120.

As described above, the size of the square formed by the open end surface of the holder housing 112 of the connector holder 110 is greater than the size of the square formed by the outer surface of the rear end of the connector housing 122 of the socket connector 120. The structure of forming the squares formed by the plurality of locking pieces 116 to be smaller than the size of the squares formed by the outside of the rear end of the socket connector 120 maintains the socket connectors 120 through the locking pieces 116. This is to allow the socket connector 120 to move in a predetermined range up, down, left and right in the state. At this time, the engaging retaining piece 116 is elastically deformed in the flow direction of the socket connector 120.

In addition, when the socket connector 120 and the plug connector 140 are fastened when the two connectors 120 and 140 are not exactly matched, the socket connector 120 may be fastened by the force of the plug connector 140. ) Is intended to flow in a direction consistent with the plug connector 140. At this time, when the fastening force of the plug connector 140, that is, the force for flowing the socket connector 120 is removed, the socket connector 120 is returned to its original position by the restoring force of the locking retaining piece 116.

The socket connector 120 is to fix the input / output cable terminal 130 for the automobile door as shown in FIGS. 1 and 2, and the socket connector 120 also has an overall shape in a square shape to form an external connector. The housing 122, the locking jaw 124 which is caught by the holding member 116 of the connector holder 110, the locking piece 126 which is caught by the inner back side of the holder housing 112 of the connector holder 110, and the horizontal side. It is formed up and down with a fastening groove 122a in the center of the direction, and consists of a terminal connector 128 for fastening and fixing the input / output cable terminal 130.

The socket connector 120 described above is inserted through the front of the holder housing 112 of the connector holder 110 so that the engaging piece 126 of the connector housing 112 is caught by the rear inner side of the holder housing 112. In the closed state, the locking jaw 124 of the connector housing 122 is held by the locking retaining piece 116 at the rear end of the holder housing 112. That is, the socket connector 120 is connected to the rear side of the holder housing 112 of the connector holder 110 positioned between the engaging piece 126 and the engaging jaw 124 by the engaging retaining piece 116 formed to be elastically deformable. The holder 110 is held inside.

In the configuration of the socket connector 120, the connector housing 122 forms an outer shape of the socket connector 120, and the overall shape of the connector housing 122 is formed in a rectangular shape, but the holder housing of the connector holder 110 ( 1120 is formed in a smaller size than the size of the square formed by the open end surface, and is formed larger than the size of the square formed by the end of the engaging retaining piece 116.

The catching jaw 124 is a part of the catching retaining piece 116 formed at the rear end of the holder housing 112 of the connector holder 110, and the catching jaw 124 is the holder housing 112 of the connector holder 110. A plurality of protrusions are formed on the rear, upper, lower, left, and right sides of the connector housing 122 in relation to the latch holding pieces 116 formed at the rear end. At this time, the locking jaw 124 in the socket connector 120 of the present invention is formed in the upper and lower rear end of the connector housing 122, respectively, in relation to the engaging holding piece 116 of the connector holder 110, respectively Are formed one by one.

As described above, a plurality of locking jaws 124 protruding from each of the rear, top, bottom, left, and right sides of the connector housing 122 may hold the engaging pieces 116 of the connector holder 110 when the socket connector 120 is fastened to the connector holder 110. ) It is located at the end of the end and held.

The catching piece 126 is to maintain the catching state when the socket connector 120 is fastened to the connector holder 110. The catching piece 126 is a catching jaw 124 formed at the end of the connector housing 122. Protruded around the outer surface of the connector housing 122 in a state separated by a predetermined distance from the front side.

In more detail, the locking piece 126 is a locking step of the connector housing 122 by a distance related to the distance between the inner surface of the back of the holder housing 112 of the connector holder 110 and the end of the locking retaining piece 116. 124 is spaced apart from the front side. That is, the position where the above-described locking piece 126 is formed is a holder housing of the connector holder 110 between the locking step 124 and the locking piece 126 formed at the end of the connector housing 122 of the socket connector 120. 112) is formed in place on the outer surface of the connector housing 122 to position the rear inner surface and the end of the engaging retaining piece 116.

As described above, when the locking piece 126 formed at the outer surface of the connector housing 122 is inserted into and fastened to the connector holder 110, the holder housing 112 of the connector holder 110 is inserted into the connector holder 110. The surface contact with the rear inner surface prevents the socket connector 120 from proceeding further to the rear of the connector holder 112, and the locking jaw 124 formed at the rear end of the connector housing 122 of the socket connector 120 has a connector holder ( When the latch retaining piece 116 is formed at the rear end of the holder housing 112 of the holder 110, the inner space of the rear side of the holder housing 112 and the retaining piece 116 of the connector holder 110 may allow the inner space of the connector holder 110. The socket connector 120 is held by the part 112a.

The terminal connector 128 is for fastening and fixing the input / output cable terminal 130 on the automobile door side. The terminal connector 128 is viewed from the front side of the connector housing 122 when viewed from the front of the connector housing 122. A plurality of fastening grooves 122a formed at a predetermined depth in a direction center are disposed to face each other in the horizontal direction. At this time, the engaging pieces (not shown) for holding the inserted input and output cable terminals 130 to the terminal connector 128 are formed on the inner surface of each terminal connector 128 so as to be elastically deformable.

On the other hand, the inner side of the upper and lower terminal connector 128 formed as described above is formed in an open state, and the elastically deformable connection end 132 of the input / output cable terminal 130 inserted into and fixed to the terminal connector 128 is As shown in FIGS. 5 and 6, the terminal connectors 128 are located toward the open inner surface. At this time, the connection end 132 of the input / output cable terminal 130 inserted into and fixed to the terminal connector 128 partially protrudes onto the inner surface of the fastening groove 122a through the open inner surface of the terminal connector 128. Therefore, it can be seen that the connection ends 132 of the input and output cable terminals 130 inserted and fixed to the upper and lower terminal connection ports 128 are opposed to each other.

The fastening groove 122a is a portion into which the fastener 144 of the plug connector 140 is inserted and fastened. The fastening groove 122a has a front surface formed in a rectangular shape, and the predetermined fastening groove 122a is disposed between the upper and lower terminal connectors 128. Formed to depth. The fastening groove 122a will be described together when describing the plug connector 140.

The input / output cable terminal 130 is connected to each end of a cable (not shown) connected to a power window, a door lock, an electric side mirror, a power seat, a lamp, a speaker, and the like, which are the electrical parts of the automobile door side, as shown in FIGS. 5 and 6. It is electrically connected and electrically connected with the flexible flat cable 160.

As described above, the input / output cable terminal 130 as described above partially protrudes on the inner surface of the fastening groove 122a through the open inner surface of the terminal connector 128. Therefore, it can be seen that the connection ends 132 of the input / output cable terminals 130 inserted into and fixed to the upper and lower terminal connectors 128 are opposed to each other.

As shown in FIGS. 1, 2, 3, 4, 5, and 6, the plug connector 140 inserts and fixes the flexible flat cable 160 to connect the input / output cable terminal ( 130 and the flexible flat cable 160 are electrically connected to each other. The plug connector 140 is a connector having a fastening space 142a formed therein with the front surface facing the socket connector 120 opened. Fasteners 144 and fasteners 144 protruded to the front in the center in the transverse direction of the fastening space portion 142a of the plug connector 140 in relation to the fastening grooves 122a of the housing 142 and the socket connector 120. The cable insertion groove 142b formed through the front and rear of the rear of the connector housing 142 back and forth, the cable fixing groove 144a and the connector housing 142 formed at a predetermined depth in the transverse center of the fastener 144. It is formed in both sides of the rear end in the lateral direction so that the door trim 20 of the door It comprises a fixing piece 146 which is fixed through tightening of the screw member (30).

In the plug connector 140 configured as described above, the flexible flat cable 160 is inserted through the cable insertion groove 142b from the rear of the connector housing 142 to allow the flexible flat cable ( 160 is fastened to the socket connector 120 in a fixed state by the cable holder 150. At this time, the fastener 144 of the plug connector 140 is inserted and fastened on the fastening groove 122a of the socket connector 120, and the outer end of the connector housing 142 of the plug connector 140 is the socket connector 120. Is located outside the connector housing 122. Accordingly, each of the terminal connectors 128 of the upper and lower ends of the socket connector 120 may have a fastening space 142a between the fastener 144 of the plug connector 140 and the outer end of the connector housing 142 of the plug connector 140. It can be seen that it is located in.

Meanwhile, as described above, when the plug connector 140 is fastened to the socket connector 120, the connection end 162 and the socket connector of the flexible flat cable 160 positioned on the upper and lower surfaces of the fastener 144 may be disposed. The connection end 132 of the input / output cable terminal 130 inserted and fixed to the terminal connector 128 of 120 is electrically connected.

The connector housing 142 of the plug connector 140 forms an external shape of the plug connector 140. The overall shape of the connector housing 142 is formed in a rectangular shape, but the front surface of the plug connector 140 facing the socket connector 120 is opened. It is made in the form of a fastening space portion 142a to which the front end of the socket connector 120 is fastened. Therefore, it can be seen that the size formed by the outer end of the connector housing 142 of the plug connector 140 is larger than the size formed by the tip of the connector housing 122 of the socket connector 120.

The fastening space portion 142a is a portion to which the front end of the connector housing 122 of the socket connector 120 is inserted and fastened, and the fastening space portion 142a is larger than the size formed by the front end of the connector housing 122 of the socket connector 120. Is formed larger.

The cable insertion groove 142b is a portion into which the flexible flat cable 160 is inserted, and the cable insertion groove 142b is positioned at the upper and lower sides of the rear of the connector housing 142 of the plug connector 140. It penetrates back and forth in relation to the left and right widths of. More specifically, the upper and lower portions of the rear end of the plug connector 140 of the plug connector 140 are formed on the rear surface of the connector housing 142. That is, the front and rear through the front and bottom of the connector housing 142 of the plug connector 140 that extends along the upper and lower surfaces that are the outer surface of the fastener 144 of the plug connector 140.

As the cable insertion groove 142b formed as described above, the flexible flat cable 160 is inserted into each of the cable insertion grooves 142b through the rear of the connector housing 142 of the plug connector 140 to be plug connector. The fastener 144 of 140 is inserted along the upper and lower surfaces. At this time, the connecting end 162 of the flexible flat cable 160 is opposed to the connecting end 132 of the input and output cable terminal 130 fixed to the terminal insertion hole 128 of the socket connector 120, the upper and lower outer surfaces Insertion is fixed to face.

The fastener 144 is fastened to the fastening groove 122a of the socket connector 120 in a state where the flexible flat cable 160 is inserted into the cable fixing groove 144a to be fixed to the socket connector 120 side input / output cable. To electrically connect the connection end 132 of the terminal 130 and the connection end 162 of the flexible flat cable 160, the fastener 144 is a fastening groove 122a of the socket connector 120 In relation to the projection space portion 142a of the plug connector 140 is formed to protrude toward the front in the transverse center.

As described above, the size of the outer surface of the fastener 144 protruding toward the front at the center of the fastening space 142a of the plug connector 140 is formed by the fastening groove 122a of the socket connector 120. It is formed small compared to the size.

Meanwhile, as described above, the fastener 144 of the plug connector 140 is inserted into the fastening groove 122a of the socket connector 120 while the flexible flat cable 160 is inserted into the cable fixing groove 144a. When the insert is fastened as described above, the connection end 132 of the input / output cable terminal 130 protrudes elastically into the fastening groove 122a of the socket connector 120, and the flexible flat cable 160 is provided. Since the connection end 162 of the input / output cable terminal 130 is fastened to face the connection end 132 of the input / output cable terminal 130, the input / output cable terminal 130 and the flexible flat cable 160 are electrically connected. Is connected.

The cable fixing groove 144a is for inserting and fixing the front end of the flexible flat cable 160 inserted through the cable insertion groove 142b. The cable fixing groove 144a is a transverse center of the fastener 144. It is formed to a predetermined depth. At this time, the vertical width of the cable fixing groove 144a is formed in relation to the thickness of the two flexible flat cable 160 and the cable holder 150 combined.

The cable fixing groove 144a formed as described above is inserted into each of the cable insertion grooves 142b through the rear surface of the connector housing 142 of the plug connector 140 to be fastened to the fastener 144 of the plug connector 140. The front end of the flexible flat cable 160 inserted along the upper and lower surfaces of the outer surface is bent inward by the front end surface of the fastener 144 and inserted into the cable fixing groove 144a. In this state, the cable holder 150 is inserted into the cable fixing groove 144a through the tip of two flexible flat cables 160 inserted on the cable fixing groove 144a, thereby connecting the two flexible flat cables 160 to the cable. The fixing groove 144a is pressed into the inner surface to be fixed.

The fixing piece 146 of the plug connector 140 is for fixing the plug connector 140 at one side of the door trim 20 facing the socket connector 120, and the fixing piece of the plug connector 140 ( 146 is protruded laterally on each of both sides of the rear end of the connector housing 142 of the plug connector 140. At this time, each of the fixing piece 146 of the plug connector 140 is formed through the fixing groove 146a through which the screw member 30 is fastened.

Meanwhile, in the plug connector 140 configured as described above, the flexible flat cable is configured to determine and fix an installation position of the flexible flat cable 160 inserted into and fastened to the cable fixing groove 144a of the plug connector 140. Position fixing protrusions 144b are formed on the upper and lower surfaces of the cable fixing groove 144a of the plug connector 140 in relation to the position fixing grooves 164 formed through the front and rear sides of the front end portions of the plug 160.

The above-mentioned position fixing protrusion 144b inside the cable fixing groove 144a is coupled to the position fixing groove 164 formed at the front end of the flexible flat cable 160 to thereby install the installation position of the flexible flat cable 160. Decided and fixed.

The cable holder 150 is inserted into each of the cable insertion grooves 142b up and down through the rear of the connector housing 142 of the plug connector 140 as shown in FIGS. 1, 2, 3, 4, 5 and 6. Flexible flat cable 160 inserted into the cable fixing groove 144a by being bent inward along the front end surface of the fastener 144 along the upper and lower surfaces of the fastener 144 of the plug connector 140. The cable holder 150 has a rectangular shape in relation to the size of the cable fixing groove 144a and is detachably coupled to the cable fixing groove 144a of the plug connector 140. .

The cable holder 150 configured as described above is inserted into each of the cable insertion grooves 142b up and down through the rear surface of the connector housing 142 of the plug connector 140 to be fitted out of the fastener 144 of the plug connector 140. Cable fixing groove 144a in a state where the tip of the flexible flat cable 160 inserted along the upper and lower surfaces of the side surface is bent inward by the tip surface of the fastener 144 and inserted into the cable fixing groove 144a. The two flexible flat cables 160 are pressed into the cable fixing grooves 144a to be fixed by being inserted into the cable fixing grooves 144a through the ends of the two flexible flat cables 160 inserted thereon.

On the other hand, the cable holder 150 is formed in the cable separation prevention structure according to the present invention, this cable separation prevention structure is inserted into the cable holder groove 144a of the plug connector 140 to fasten the cable holder 150 In the case where the flexible flat cable 160 fixed to the position fixing protrusion 144b inside the cable fixing groove 144a is in surface contact with the end of the position fixing protrusion 144b inside the cable fixing groove 144a. The projections are formed in relation to the positioning protrusions 144b on both sides of the upper and lower surfaces of the cable holder 150 so as not to be separated from the positioning protrusions 144b therein.

Since the flexible flat cable 160 is fixed to the connection end 132 of the input and output cable terminals 130 opposed when the tip thereof is inserted into and fixed to the cable fixing groove 144a of the plug connector 140. When the plug connector 140 is fastened to the socket connector 120, the input / output cable terminal 130 and the flexible flat cable 160 are electrically connected to each other. At this time, as described above, the positioning grooves formed in relation to the positioning protrusions 144b formed on the upper and lower surfaces of the inside of the cable fastening groove 144a of the plug connector 140 at both ends of the flexible flat cable 160, respectively. 164 is formed.

Positioning groove 164 formed as described above is to determine and fix the installation position of the flexible flat cable 160 through the coupling with the positioning protrusions (144b) inside the cable fixing groove (144a).

Features of the cable separation prevention structure according to the present invention as in the above-described configuration is the fastener 144 formed in the position fixing groove 164 and the plug connector 140 formed through the front and rear sides of the front end of the flexible flat cable 160 Position fixing grooves of the tip of the flexible flat cable (160) which is formed of the position fixing protrusions (144b) protruding in each of the upper and lower surfaces of the cable fixing groove (144a) of the plug connector 140 is inserted into the cable fixing groove (144a) In the connector having a structure in which the 164 is coupled to the position fixing protrusion 144b formed inside the cable fixing groove 144a to determine and fix the installation position of the flexible flat cable 160, the cable holder 150 is fixed to the cable fixing groove. In the case of fastening to the 144a, the flexible flat cable 160 fixed to the position fixing protrusion 144b inside the cable fixing groove 144a by being in surface contact with the end of the position fixing protrusion 144b inside the cable fixing groove 144a. A) this cable Jeonghom (144a) is to prevent the departure from the position fixing protrusion (144b) of the inner.

The connector assembly 100 for an automobile door according to the present invention configured as described above has a socket connector 120 having an input / output cable terminal 130 fastened and fixed to each of the terminal connector 128, and the door panel 10. The plug connector 140 which is fastened to the inside of the connector holder 110 fixed by the screw member 30 and held in place by the screw member 30, and the flexible flat cable 160 is inserted and fixed into the socket connector 120. When the door trim 20 is coupled to the inner surface of the door panel 10 in a state in which the door trim 20 is installed and fixed in place on the inner side of the door trim 20, the socket connector 120 and the plug connector 140 are fastened. The connection end 132 of the furnace input / output cable terminal 130 and the connection end 162 of the flexible flat cable 160 are contacted and electrically connected to each other.

As described above, the present invention, when the cable holder 150 is fastened to the cable fixing groove 144a to fix the flexible flat cable 160 to which the shovel is fastened to the cable fixing groove 144a of the plug connector 140. The flexible flat cable 160 inserted into the cable fixing groove 144a of the plug connector 140 through the surface contact between the cable release preventing protrusion 152 and the position fixing protrusion 144b is inside the cable fixing groove 144a. The position of the fixing projections (144b) so as not to be separated. Therefore, it is possible to prevent the problem that the flexible flat cable 160 may be separated from the plug connector 140 in advance.

The present invention is not limited to the above-described embodiments and can be carried out in various modifications within the range permitted by the technical idea of the present invention.

As described above, according to the present invention, the cable fixing protrusions related to the positioning protrusions on the upper and lower surfaces of the cable holder are coupled to the positioning protrusions of the cable fixing grooves so that the flexible flat cables fixed to the fixing protrusions are not separated from the positioning protrusions. It is formed to achieve the effect of preventing the flexible flat cable from being separated from the cable fixing groove of the plug connector.

Another effect of the present invention is to install and fix the socket connector and the plug connector to the inner surface of the door panel and the inner surface of the door trim as described above, as well as to apply a flexible flat cable to the structure of the plug connector. In this structure, the door trim is mounted on the door panel so that the connector can be easily coupled.

Another effect of the present invention is to install and fix the socket connector and the plug connector to the inner side of the door panel and the inner side of the door trim, respectively, so that the replacement work of the connector and the terminal can be made outside the door panel. There is an effect to prevent the injury of the operator as in the technology.

On the other hand, the present invention is to install and fix the socket connector and the plug connector to the inner surface of the door panel and the inner surface of the door trim, respectively, as well as the structure of the plug connector can be applied to the flexible flat cable By mounting the door trim on the door panel, the connector can be firmly coupled, thereby preventing the coupling of the two connectors from being separated by an impact.

Furthermore, the present invention allows the flexible flat cable to be firmly fixed in the cable fastening groove of the plug connector when the input / output cable terminal for the automobile door and the flexible flat cable are electrically connected, thereby resulting in poor contact of the connection end. The effect of preventing malfunction is exerted.

Claims (1)

Position fixing grooves are formed through the front and rear sides of the flexible flat cable inserted and fixed to the plug connector, protruding to each of the inner upper and lower surfaces of the cable fixing groove of the plug connector in relation to the position fixing groove of the flexible flat cable. In the connector structure for a car door comprising a position fixing protrusion for determining and fixing the installation position of the flexible flat cable by being coupled to the position fixing groove formed on the front end of the flexible flat cable, The cable fixing groove is formed when the cable holder is inserted into the cable fixing groove of the plug connector so as to protrude on both sides of each of the upper and lower surfaces of the cable holder so as to be related to the position fixing protrusion protruding on each of the upper and lower surfaces of the cable fixing groove. The cable detachment preventing projection further prevents the flexible flat cable fixed to the position fixing protrusion inside the cable fixing groove from being contacted with the end of the position fixing protrusion inside the cable fixing groove. Cable separation prevention structure of the connector for a car door characterized in that.