JPH0738740U - Control cable connection mechanism - Google Patents

Abstract

(57) [Summary] [Purpose] When attaching the control cables to the connecting tube, make sure that both control cables do not come off. [Structure] The connector 5 of the control cables 1 and 2 and the locking piece 6 are detachably fitted in a direction orthogonal to the axial direction of the cable. In this state, the connector 5 and the locking piece 6 are covered in a state where the holding pipe 4 is slidably in contact with the connector 5, so that the fitting between the connector 5 and the locking piece 6 does not come off, and the connecting tube 3 It is attached to one of the split parts 8, 9.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a connecting mechanism for connecting two separate control cables integrally to each other in a control cable arranged for remote control in automobiles, agricultural machines, etc.

[0002]

[Prior art]

 One such connecting device is shown in FIG. 5 (see Japanese Utility Model Publication No. 48-19863). As shown in FIG. 5 (a), a locking piece (6) is provided at the tip of the first control cable (1) made of a metal wire. A connector (5) is provided at the front end of the second control cable (2). As shown in FIG. 4, the connector (5) has a groove (50) whose side surface is open at the tip, and a locking piece (6) can be continuously fitted into the groove (50). A stop (51) is opened.

Both control cables (1) and (2) are attached to a connecting tube (3) shown in FIG. 5 (c). The connecting tube (3) is divided into two parts on a plane parallel to the axis, and is composed of a large split body part (8) and a small split body part (9). The side portions of the split body portions (8) and (9) are hinged so as to be openable and closable, and an inner space portion (30) is provided at the center of the split body portions (8) and (9).

To connect both control cables (1) and (2), the locking piece (6) is inserted into the locking port (51) as shown in FIG. 5 (b). The tip of the first control cable (1) following the locking piece (6) fits into the groove (50), and the locking piece (6) is connected to the front and rear ends of the locking opening (51). Therefore, the movement in the cable direction is restricted. In this state, as shown in FIG. 5 (c), the connecting cylinder (3) is opened, and the connector (5) is fitted into the inner space (30) of the large body (8). The amount of movement of both control cables (1) and (2) is restricted by the fitting of the connector (5) and the inner space (30). By closing and fixing both split body parts (8) and (9), both control cables (1) and (2) are connected.

[0005]

[Problems to be solved by the device]

 In the conventional coupling device, the connector (5) and the locking piece (6) are fitted to each other until they are housed in the inner space (30) and the two split body parts (8) and (9) are closed. The engagement between the engagement piece (6) and the engagement opening (51) is easily disengaged. Therefore, it was necessary to attach both control cables (1) and (2) to the connecting tube (3), taking care not to disengage the fitting, and the workability was poor. An object of the present invention is to provide a structure in which the engagement piece (6) and the connector (5) are not easily disengaged when both control cables (1) and (2) are attached to the connection tube (3). To do.

[0006]

[Means for solving the problem]

 A connecting tube (3) having a pair of split body portions (8) (9) whose sides are hinged to each other is provided, and a locking piece (6) provided at the tip of the first control cable (1) is provided. In the state in which the connector (5) provided at the tip of the second control cable (2) is detachably fitted in a direction orthogonal to the axial direction of the cable, one of the split bodies is inserted. In the control cable connecting mechanism for connecting both control cables (1) and (2) together by placing them on the sections (8) and (9) and closing both split body sections (8) and (9). The outer periphery of the fitting portion of the control cables (1) and (2) is covered with the holding pipe (4) slidably in contact therewith, and the holding pipe (4) is tightly attached to the split body portions (8) and (9). The inner space (30) that fits in is opened.

[0007]

[Action]

 Attach the holding pipe (4) to one of the control cables (1) and (2) in advance. The locking piece (6) and the connector (5) are detachably fitted in a direction orthogonal to the axial direction of the cable. The holding pipe (4) is displaced so that the outer periphery of the fitting portion is slidably covered. The holding pipe (4) is placed on one of the split body parts (8) and (9) of the connecting tube (3) and is tightly fitted to the inner space (30) to form the split body parts (8). ) (9) is closed.

[0008]

【effect】

 The tip fitting portions of both control cables (1) and (2) are covered with the holding pipe (4) slidably in contact therewith. Therefore, when the fitting portion is attached to the connecting tube (3), the fitting between the locking piece (6) and the connector (5) does not come off, so that workability is improved. Further, since the holding pipe (4) is tightly fitted to the inner space (30), the holding pipe (4) does not come off after the holding pipe (4) is attached to the connecting tube (3), and the control pipe (4) does not come off. It becomes easy to attach the cable (1) (2) to the connecting tube (3).

[0009]

【Example】

 Hereinafter, one embodiment of the present invention will be described in detail with reference to the drawings. As shown in FIG. 1 (a), as in the conventional case, the first control cable (1) and the second control cable (2) are slidably fitted in the outer casing (7) so that the outer casing (7) The protruding tip portions are provided with a locking piece (6) and a connector (5) each having the same configuration as the conventional one. A holding pipe (4) is slidably fitted to the outer casing (7) in advance. The holding pipe (4) is made of flexible resin or metal, and the inner diameter of the holding pipe (4) is tightly fitted to the connector (5). The length of the holding pipe (4) is shown in FIG. ) Is the same as the axial length.

Both control cables (1) and (2) are attached to the connecting tube (3) shown in FIG. The connecting tube (3) is divided into two parts on a plane parallel to the axis, and is composed of a large split body part (8) and a small split body part (9). The side portions of both split body portions (8) and (9) are hinged so that they can be opened and closed, and an inner space (30) is provided at the center of both split body portions (8) and (9). A receiving groove (31) into which the outer casing (7) is fitted is opened at both ends of the connecting tube (3), and a partition wall (32) between the receiving groove (31) and both ends of the inner space (30) is formed. Is provided with a recess (33) into which the control cables (1) and (2) are fitted. A locking claw (80) projects in the circumferential direction from the side of the large split body part (8), and a hole (90 ) Has been established. FIG. 3 shows a cross-sectional view of the connecting tube (3). An angle θ formed by an imaginary line connecting both end edges of the large-divided body portion (8) and the central axis is set to 190 ° to 240 °. The connecting tube (3) is made of synthetic resin, and the split body portions (8) and (9) and the thin lid attachment portion (91) are integrally formed.

The first control cable (1) and the second control cable (2) are attached to the connecting tube (3) as follows. As shown in FIG. 1 (b), the holding pipe (4) is connected to the control cable (2) with the locking piece (6) and the locking port (51) of the connector (5) fitted. Slide along and cover the connector (5) with the retaining pipe (4). The inner peripheral surface of the holding pipe (4) slidably contacts the connector (5) to prevent the locking piece (6) from coming off the locking port (51).

As shown in FIG. 1 (c), the connection tube (3) is opened, and the holding pipe (4) is press-fitted into the large split body portion (8) while being fitted into the inner space portion (30). As described above, since the length of the holding pipe (4) is equal to the length of the inner hollow portion (30), the holding pipe (4) is loose in the inner hollow portion (30). It can be prevented. Further, as shown in FIG. 3, since the distance between the both side edges of the large-sized body portion (8) is smaller than the inner diameter of the connecting tube (3), the holding pipe (4) is once fitted into the connecting tube (3). Once you get it, it won't come off easily.

As shown in FIG. 1 (c), the tip of the first control cable (1) connected to the locking piece (6) and the tip of the second control cable (2) connected to the connector (5). The parts fit into the recesses (33) (33), respectively, and the outer casing (7) fits into the receiving groove (31). The control cables (1) and (2) are connected to the connecting tube (1) and (2) by closing the small division (9) and the large division (8) and engaging the locking claw (80) and the hole (90). It is attached to 3).

As described above, the tip fitting portions of both control cables (1) and (2) are covered with the holding pipe (4) slidably in contact therewith. Therefore, when the fitting portion is attached to the connecting tube (3), the fitting between the locking piece (6) and the connector (5) does not come off, so that workability is improved. Further, since the holding pipe (4) is tightly fitted to the inner space (30), the holding pipe (4) does not come off after the holding pipe (4) is attached to the connecting tube (3), and the control pipe (4) does not come off. It becomes easy to attach the cable (1) (2) to the connecting tube (3). Further, since the connector (5) is covered with the holding pipe (4) and the holding pipe (4) is tightly fitted in the inner space (30) of the connecting tube (3), the waterproof effect is enhanced.

The above description of the embodiments is for explaining the present invention and should not be construed as limiting the invention described in the scope of the utility model registration request or reducing the scope. Further, the configuration of each part of the present invention is not limited to the above-mentioned embodiment, and it goes without saying that various modifications can be made within the technical scope described in the scope of claims for utility model registration.

[Brief description of drawings]

FIG. 1 is a partial cross-sectional view showing a state in which both control cables are fitted to each other and attached to a connection tube.

FIG. 2 is a perspective view showing a state in which a connecting tube is opened.

FIG. 3 is a sectional view of the above.

FIG. 4 is a perspective view of a connector.

FIG. 5 is a partial cross-sectional view showing a state in which conventional control cables are fitted to each other and attached to a connection tube.

[Explanation of symbols]

 (1) 1st control cable (2) 2nd control cable (3) Connection tube (4) Holding pipe (5) Connector

Claims (1)

[Scope of utility model registration request] 1. A pair of split body portions whose side portions are hinged to each other.
(8) A connecting tube (3) having (9) is provided, and a locking piece (6) provided at the tip of the first control cable (1) and a tip of the second control cable (2) are provided. The connected connector (5) is placed on one of the split body parts (8) and (9) in a state of being engaged with and disengaged in a direction orthogonal to the axial direction of the cable, In the control cable connecting mechanism that closes the split body parts (8) and (9) and integrally connects both control cables (1) and (2), the outer periphery of the fitting part of both control cables (1) and (2) Is covered with the holding pipe (4) slidably in contact with the split pipe part.
(8) The inner space (3) where the holding pipe (4) is tightly fitted to (9)
Control cable connection mechanism characterized in that (0) is opened.