阅读说明：本技术 可更换工作单元的远端操作工具 (Remote operation tool with replaceable working unit ) 是由 吴碧凉 于 2018-08-24 设计创作，主要内容包括：本发明提供一种可更换工作单元的远端操作工具,包含一控制器、一工作单元及一连接线,其中,该连接线一端连接该控制器,该连接线另一端连接该工作单元；该控制器包含一第一钳件及一第二钳件,其中,该第一钳件及该第二钳件枢接,该第一钳件具有一限止段,该第二钳件具有一穿线段,该穿线段贯穿一枢孔,该限止段贯穿一贯孔；该连接线主要由一钢索枢套一线套构成,该钢索一端依序枢穿该枢孔及该贯孔并接设一封头,该线套一端与该穿线段枢接；该限止段贯穿一第一槽,该第一槽连通该贯孔,该穿线段贯穿一第二槽,该第二槽连通该枢孔端；该限止段套设一限制件,对该钢索通过该第一槽形成限制。无需破坏该连接线,即可将该控制器与该连接线分离。(The invention provides a remote operation tool with a replaceable working unit, which comprises a controller, a working unit and a connecting wire, wherein one end of the connecting wire is connected with the controller, and the other end of the connecting wire is connected with the working unit; the controller comprises a first clamp and a second clamp, wherein the first clamp and the second clamp are pivoted, the first clamp is provided with a limiting section, the second clamp is provided with a threading section, the threading section penetrates through a pivot hole, and the limiting section penetrates through a through hole; the connecting wire is mainly formed by a steel cable pivot sleeve and a wire sleeve, one end of the steel cable sequentially pivots through the pivot hole and the through hole and is connected with a seal head, and one end of the wire sleeve is pivoted with the threading section; the limiting section penetrates through a first groove which is communicated with the through hole, the threading section penetrates through a second groove which is communicated with the pivot hole end; the limiting section is sleeved with a limiting piece to limit the steel cable to pass through the first groove. The controller can be separated from the connecting wire without damaging the connecting wire.)

1. A remote operation tool with a replaceable working unit comprises a controller, a working unit and a connecting wire, wherein one end of the connecting wire is connected with the controller, the other end of the connecting wire is connected with the working unit, and the controller controls the working unit by virtue of the connecting wire; the method is characterized in that:

the controller comprises a first clamp piece, a second clamp piece and a pivot, wherein the first clamp piece and the second clamp piece are pivoted at a middle section by virtue of the pivot, one end of the first clamp piece is a holding section, the other end of the first clamp piece is a limiting section, one end of the second clamp piece is a holding section, the other end of the second clamp piece is a threading section, the holding section and the limiting section are positioned in an area between the holding section and the threading section, the holding section is adjacent to the holding section, the limiting section is adjacent to the threading section, the threading section penetrates through a pivot hole at the adjacent tail end, and the limiting section penetrates through a through hole at the adjacent tail end; the connecting wire mainly comprises a wire rope pivot sleeve and a wire sleeve, wherein two ends of the wire rope respectively extend out of the wire sleeve, one end of the wire rope is connected with the controller, the other end of the wire rope is connected with the working unit, one end of the wire sleeve is connected with the controller, the other end of the wire sleeve is connected with the working unit, one end of the wire rope sequentially pivots through the pivot hole and the through hole and is connected with a seal head, the seal head is abutted against the limiting section, a connecting pipe is arranged at one end of the wire sleeve and mainly comprises a first pipe section and a second pipe section, the first pipe section is sleeved with the tail end of the wire sleeve, the second pipe section is pivoted with the pivot hole, the first pipe section is abutted against the through line section, and the second pipe section penetrates through the pivot hole and is connected with a positioning piece;

the limiting section penetrates through a first groove, one end of the first groove is communicated with the through hole, the other end of the first groove extends to the tail end of the limiting section, the threading section penetrates through a second groove, one end of the second groove is communicated with the pivot hole, the other end of the second groove extends to the tail end of the threading section, the steel cable enters/exits the through hole through the first groove, the steel cable enters/exits the pivot hole through the second groove, and the width of the second groove is smaller than the outer diameter of the second pipe section;

the controller also comprises a stop piece, the stop piece is sleeved on the limiting section and is used for stopping and limiting the steel cable to leave the through hole through the first groove;

the limiting section is sleeved with a limiting piece which is a shell-shaped body, a first empty chamber is formed inside the limiting piece, the first empty chamber extends to the bottom edge of the limiting piece, and accordingly the tail end part of the limiting section enters/exits the first empty chamber from the bottom edge of the limiting piece relatively.

2. The remote operation tool with replaceable working unit according to claim 1, wherein the restriction member includes a first front plate, a first rear plate and a first engaging plate, the first front plate is disposed opposite to the first rear plate in a front-rear direction, a front edge of the first engaging plate is connected to the first front plate, a rear edge of the first engaging plate is connected to the first rear plate, and the first engaging plate is formed at a top edge and both sides of the restriction member, the first front plate extends through a first front groove extending downward from a bottom edge of the first front plate, the first rear plate extends through a first rear groove extending downward from a bottom edge of the first rear plate.

3. The remote operation tool with replaceable working unit according to claim 2, wherein the first engaging plate is provided with a first protrusion adjacent to an inner periphery of the first hollow space.

4. The distal operation tool with replaceable working unit as claimed in claim 1, wherein the threading section is provided with a sheath, the sheath is a hollow shell, a second hollow chamber is formed inside the sheath for accommodating the end portion of the threading section, the second hollow chamber extends from the bottom edge of the sheath, so that the end portion of the threading section enters/exits the second hollow chamber from the bottom edge of the sheath.

5. The remote operation tool with replaceable working unit according to claim 4, wherein the sheath includes a second front plate, a second rear plate, and a second engaging plate, the second front plate is disposed opposite to the second rear plate, a front edge of the second engaging plate is connected to the second front plate, a rear edge of the second engaging plate is connected to the second rear plate, and the second engaging plate is formed on a top edge and both sides of the sheath, the second front plate extends through a second front groove, the second front groove extends downward from a bottom edge of the second front plate, the second rear plate extends through a second rear groove, and the second rear groove extends downward from a bottom edge of the second rear plate.

6. The remote operation tool with replaceable working unit according to claim 5, wherein the second engaging plate is provided with a second protrusion adjacent to an inner periphery of the second hollow space.

7. The distal end effector with a replaceable working unit according to claim 4, wherein the sheath has a through-slot formed in a top edge thereof, so that the tip of the positioning member protrudes outside the top edge of the sheath through the through-slot.

8. The remote-operated tool of a replaceable working unit according to claim 1 or 7, the positioning piece is formed by bending and extending an elastic metal wire, and comprises two first line segments, two second line segments, two third line segments and a holding segment, wherein the first line segments are laterally symmetrical with each other, the second line segments are laterally symmetrical with each other, the third line segments are laterally symmetrical with each other, the top ends of the first line segments are obliquely connected with the bottom ends of the second line segments respectively, the top ends of the second line segments are obliquely connected with the bottom ends of the third line segments respectively, and the top ends of the third line segments are connected with the holding segment respectively, and the distance between the first line segments decreases from bottom to top, the distance between the second line segments increases from bottom to top, and the distance between the third line segments decreases from bottom to top, so that the positioning piece forms a clamping space between the second line segments and the third line segments.

9. The distal end effector of claim 1, wherein the restricting member projects from an inner periphery of the first engaging plate with two first engaging portions, each of the first engaging portions being formed on both sides of the first space, each of the first engaging portions being engaged with the restricting section.

10. The remote operation tool with replaceable working unit according to claim 5, wherein the sheath is protruded from an inner periphery of the second engaging plate with second clamping portions, each of the second clamping portions being formed at both sides of the second empty chamber, each of the second clamping portions being clamped with respect to a thread passing portion; the second front plate is convexly provided with two abutting parts, and each abutting part is respectively formed at two sides of the second front groove, so that each abutting part is respectively abutted against the bottom edge side of the first pipe section; two convex blocks are arranged on the front edge of the second back plate in a protruding mode, and each convex block abuts against the rear edge of the threading section.

Technical Field

The invention relates to the field of special tools for automobile repair, in particular to a remote operating tool with a replaceable working head.

Background

The automobile uses the pipe fittings made of rubber or other soft materials to convey various liquids such as engine oil, fuel oil, water and the like, the device for storing or treating the various liquids is connected with the pipe fittings by using the pipe joints, the pipe fittings are sleeved with the pipe joints and are sleeved with the annular pipe bundles, the reliability of connection between the pipe fittings and the pipe joints is improved by using the pipe bundles, and the pipe fittings are prevented from being separated from the pipe joints due to vibration generated by the advancing of the automobile.

When the pipe fitting is separated from the pipe joint, the pipe bundle sleeved on the pipe fitting is elastically expanded, and the pipe bundle is moved along the pipe fitting under the condition that the pipe bundle is kept in the expanded state, so that the pipe bundle leaves the section where the pipe fitting is sleeved with the pipe joint, and the pipe fitting can be separated from the pipe joint; when the pipe fitting is connected with the pipe joint, after the pipe fitting is sleeved with the pipe joint, the pipe bundle sleeved with the pipe fitting in advance is elastically expanded, the pipe bundle is moved to the section of the pipe fitting sleeved with the pipe joint along the pipe fitting, and then the control on the pipe bundle is released, so that the pipe bundle is returned to the state of the pipe fitting sleeved with the bundle from the expanded state.

Generally, one can use nipper pliers or a general hand tool with similar function to grip the tube bundle, elastically expand the tube bundle, and remove or replace the tube.

When the bundle is located in a crowded environment (e.g., an automobile engine compartment having numerous equipment) or in a confined space, it is not readily accessible to the bundle for the removal or replacement of the tubes by the hand of the practitioner holding the nipper pliers, and in order to gain access to the bundle and complete the removal or replacement of the tubes, it is sometimes necessary to move the equipment located near the bundle, or even remove the equipment from the automobile engine compartment.

US6276236, US6370985 and US7104162 disclose remotely operable tools, respectively, each tool mainly comprising a controller, a connecting wire and a working unit, wherein one end of the connecting wire is connected to the controller, the other end is connected to the working unit, and the connecting wire is mainly formed by sleeving a cable sleeve on a cable sleeve, and the controller is operated to cause the cable and the cable sleeve to slide relative to each other, thereby driving the working unit via the connecting wire.

With the aforementioned existing remotely operable tools, the work cell can be easily accessed from a bundle of tubes located in a crowded environment or confined space to perform removal or replacement of the tubes.

Disclosure of Invention

The invention mainly aims to provide a remote operating tool with a replaceable working head, which comprises a controller, a connecting wire and a working unit, wherein the controller and the connecting wire are easy to combine or separate, and the controller can meet different working requirements and is beneficial to the maintenance of the remote operating tool by replacing the working unit controlled by the connecting wire.

In order to meet the aforementioned objectives, the present invention is a remote operation tool with replaceable working units, comprising a controller, a working unit and a connecting wire, wherein one end of the connecting wire is connected to the controller, the other end of the connecting wire is connected to the working unit, and the controller controls the working unit via the connecting wire;

the controller comprises a first clamp piece, a second clamp piece and a pivot, wherein the first clamp piece and the second clamp piece are pivoted at a middle section by virtue of the pivot, one end of the first clamp piece is a holding section, the other end of the first clamp piece is a limiting section, one end of the second clamp piece is a holding section, the other end of the second clamp piece is a threading section, the holding section and the limiting section are positioned in an area between the holding section and the threading section, the holding section is adjacent to the holding section, the limiting section is adjacent to the threading section, the threading section penetrates through a pivot hole at the adjacent tail end, and the limiting section penetrates through a through hole at the adjacent tail end; the connecting wire mainly comprises a wire rope pivot sleeve and a wire sleeve, wherein two ends of the wire rope respectively extend out of the wire sleeve, one end of the wire rope is connected with the controller, the other end of the wire rope is connected with the working unit, one end of the wire sleeve is connected with the controller, the other end of the wire sleeve is connected with the working unit, one end of the wire rope sequentially pivots through the pivot hole and the through hole and is connected with a seal head, the seal head is abutted against the limiting section, a connecting pipe is arranged at one end of the wire sleeve and mainly comprises a first pipe section and a second pipe section, the first pipe section is sleeved with the tail end of the wire sleeve, the second pipe section is pivoted with the pivot hole, the first pipe section is abutted against the through line section, and the second pipe section penetrates through the pivot hole and is connected with a positioning piece;

the limiting section penetrates through a first groove, one end of the first groove is communicated with the through hole, the other end of the first groove extends to the tail end of the limiting section, the threading section penetrates through a second groove, one end of the second groove is communicated with the pivot hole, the other end of the second groove extends to the tail end of the threading section, the steel cable enters/exits the through hole through the first groove, the steel cable enters/exits the pivot hole through the second groove, and the width of the second groove is smaller than the outer diameter of the second pipe section;

the controller further comprises a stop piece, the stop piece is sleeved on the limiting section and is used for stopping and limiting the steel cable to leave the through hole through the first groove;

the limiting section is sleeved with a limiting piece which is a shell-shaped body, a first empty chamber is formed inside the limiting piece, the first empty chamber extends to the bottom edge of the limiting piece, and therefore the tail end part of the limiting section enters/exits the first empty chamber from the bottom edge of the limiting piece relatively.

The tool for remote operation with replaceable working unit as described above, wherein the limiting member includes a first front plate, a first rear plate and a first engaging plate, the first front plate is opposite to the first rear plate in front and rear, a front edge of the first engaging plate is connected to the first front plate, a rear edge of the first engaging plate is connected to the first rear plate, and the first engaging plate is formed on a top edge and both sides of the limiting member, the first front plate extends through a first front groove extending downward from a bottom edge of the first front plate, the first rear plate extends through a first rear groove extending downward from a bottom edge of the first rear plate.

The distal operation tool with replaceable working unit as mentioned above, wherein the threading section is sleeved with a sheath, the sheath is a hollow shell, a second hollow chamber is formed inside the sheath for accommodating the end portion of the threading section, the second hollow chamber extends to the bottom edge of the sheath, so that the end portion of the threading section enters/exits the second hollow chamber from the bottom edge of the sheath.

The distal operation tool with replaceable working unit as described above, wherein the sheath includes a second front plate, a second rear plate, and a second engaging plate, the second front plate is opposite to the second rear plate in front and rear, a front edge of the second engaging plate is connected to the second front plate, a rear edge of the second engaging plate is connected to the second rear plate, and the second engaging plate is formed on a top edge and both sides of the sheath, the second front plate penetrates a second front groove, the second front groove extends downward to a bottom edge of the second front plate, the second rear plate penetrates a second rear groove, and the second rear groove extends downward to a bottom edge of the second rear plate.

As mentioned above, the sheath forms a through slot at the top edge, so that the top end of the positioning element protrudes out of the top edge of the sheath through the through slot.

The remote operation tool with replaceable working unit as described above, wherein the positioning member is formed by bending a flexible wire, the positioning piece comprises two first line segments, two second line segments, two third line segments and a holding segment, wherein the first line segments are laterally symmetrical with each other, the second line segments are laterally symmetrical with each other, the third line segments are laterally symmetrical with each other, the top ends of the first line segments are obliquely connected with the bottom ends of the second line segments respectively, the top ends of the second line segments are obliquely connected with the bottom ends of the third line segments respectively, and the top ends of the third line segments are connected with the holding segment respectively, and the distance between the first line segments decreases from bottom to top, the distance between the second line segments increases from bottom to top, and the distance between the third line segments decreases from bottom to top, so that the positioning piece forms a clamping space between the second line segments and the third line segments.

The invention has the advantages that: the controller can be easily separated from the connecting wire without damaging the connecting wire, and the connecting wire and the working unit can be replaced.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective exploded view of a controller and a connection line according to a first embodiment of the invention.

Fig. 3 is a front view of a limiter according to a first embodiment of the present invention.

Figure 4 is a rear view of a limiter according to a first embodiment of the present invention.

Fig. 5 is a cross-sectional view of a limiting member and an end portion of a limiting section according to a first embodiment of the present invention.

Fig. 6 is a schematic cross-sectional view taken at 6-6 of fig. 5.

Fig. 7 is a perspective view of a controller and a connecting wire according to a second embodiment of the invention.

Fig. 8 is an exploded perspective view of a controller and a connecting wire according to a second embodiment of the invention.

Fig. 9 is a front view of a sheath according to a second embodiment of the invention.

Fig. 10 is a rear view of the sheath of the second embodiment of the present invention.

FIG. 11 is a cross-sectional view of the sheath and the end portion of the threading segment according to a second embodiment of the invention.

Fig. 12 is a schematic cross-sectional view of fig. 11 taken along line 12-12.

Fig. 13 is an exploded perspective view of the threading section, the sheath and the positioning element of the controller according to the third embodiment of the present invention.

Fig. 14 is a front view of a positioning member according to a third embodiment of the present invention.

Fig. 15 is a cross-sectional view of the restricting member and the end portion of the restricting section according to the fourth embodiment of the present invention.

Fig. 16 is a front view of a sheath according to a fifth embodiment of the invention.

Fig. 17 is a bottom view of the sheath of example five of the present invention.

Fig. 18 is a front view schematically illustrating a state in which the sheath is sleeved on the threading section according to the fifth embodiment of the present invention.

Fig. 19 is a schematic cross-sectional view of the sheath and the end portion of the threading segment according to the fifth embodiment of the invention.

Fig. 20 is a schematic cross-sectional view 20-20 of fig. 19.

Description of reference numerals: a controller 1; a first jaw 11; a grip section 112; a stopper section 114; a through hole 116; a first slot 118; a second jaw 12; a grip section 122; a threading segment 124; a pivot hole 126; a second slot 128; a pivot 13; a return spring 14; a connecting wire 2; a steel cord 21; a wire cover 22; a seal head 23; a connection pipe 24; a first tube segment 242; a second tube segment 244; a positioning member 246; a first line segment 2461; a second line segment 2462; a third segment 2463; a grip section 2464; a clamping space 2465; a working unit 3; a limiting member 4; a first empty chamber 41; a first front plate 42; a first front groove 422; a first rear plate 43; a first rear groove 432; a first connector tile 44; the first clamping portion 442; a first convex portion 46; a sheath 5; a second empty chamber 51; a second front plate 52; a second front slot 522; an abutment 524; the second rear plate 53; a second rear groove 532; a bump 534; a second connector tile 54; the second clamping portion 542; a pass-through slot 55; and a second projection 56.

Detailed Description

As shown in fig. 1, a first embodiment of the remote operating tool with replaceable working units of the present invention includes a controller 1, a connecting line 2 and a working unit 3, wherein one end of the connecting line 2 is connected to the controller 1, the other end of the connecting line 2 is connected to the working unit 3, and the controller 1 controls the working unit 3 via the connecting line 2.

As shown in fig. 2, the controller 1 includes a first pincer 11, a second pincer 12 and a pivot 13, wherein the first pincer 11 and the second pincer 12 are pivotally connected at a middle section by the pivot 13, so that the first pincer 11 and the second pincer 12 can rotate relatively around the pivot 13, a return spring 14 is disposed between the first pincer 11 and the second pincer 12, the return spring 14 provides a return spring force for actuating the first pincer 11 and the second pincer 12, one end of the first pincer 11 is a holding section 112, the other end of the first pincer 11 is a stopping section 114, one end of the second pincer 12 is a holding section 122, the other end of the second pincer 12 is a threading section 124, the holding section 112 and the stopping section 114 are located in a region between the holding section 122 and the threading section 124, the holding section 112 is adjacent to the holding section 122, the stopping section 114 is adjacent to the threading section 124, and the end of the second pincer 12 is located in a region adjacent to the threading hole 126, the stopping section 114 extends through a through hole 116 at the adjacent end, so that when the end of the holding section 112 is close to the end of the handle section 122, the end of the stopping section 114 is far away from the end of the threading section 124.

The connecting wire 2 is mainly formed by a wire rope 21 pivotally sleeved with a wire sleeve 22, two ends of the wire rope 21 respectively extend out of the wire sleeve 22, one end of the wire rope 21 is connected with the controller 1, the other end of the wire rope is connected with the working unit 3, one end of the wire sleeve 22 is connected with the controller 1, the other end of the wire sleeve 22 is connected with the working unit 3, one end of the wire rope 21 connected with the controller 1 is sequentially pivoted through the pivot hole 126 and the through hole 116, one end of the wire rope 21 is connected with a seal head 23, the outer diameter of the seal head 23 is larger than the inner diameter of the through hole 116, so that the seal head 23 is abutted against the limiting section 114, one end of the wire sleeve 22 connected with the controller 1 is provided with a connecting pipe 24, the connecting pipe 24 is mainly formed by connecting a first pipe section 242 and a second pipe section 244, the first pipe section 242 is sleeved at the tail end of the wire sleeve 22, the second pipe section is pivoted on the pivot hole 244, the outer diameter of the first pipe section 242 is larger than the inner, accordingly, the first tube 242 abuts against the threading section 124, the end of the second tube 244 passes through the pivot hole 126 and is connected to a positioning member 246, the positioning member 246 is a C-shaped snap ring, so that the adapter 24 is pivotally connected to the threading section 124, and the adapter 24 and the threading section 124 can rotate relatively.

When the holding section 112 and the holding section 122 are operated to make the threading section 124 and the stopping section 114 rotate reversely around the pivot 13, the controller 1 pulls the cable 21 and the wire sleeve 22 to slide relatively, and accordingly, the controller 1 controls the operation of the working unit 3 through the connecting wire 2.

The above-mentioned structure is found in the existing remote operation tool, the working unit 3 is unrelated to the technical features of the present invention, and it is thought that those skilled in the art of the present invention will not describe the specific structure of the working unit 3 in detail.

The stop section 114 passes through a first groove 118, one end of the first groove 118 is communicated with the through hole 116, the other end of the first groove 118 extends to the end of the stop section 114, the threading section 124 passes through a second groove 128, one end of the second groove 128 is communicated with the pivot hole 126, the other end of the second groove 128 extends to the end of the threading section 124, the widths of the first groove 118 and the second groove 128 are respectively slightly larger than the outer diameter of the steel cable 21, the steel cable 21 enters/exits the through hole 116 through the first groove 118, the steel cable 21 enters/exits the pivot hole 126 through the second groove 128, so that the controller 1 is combined with or separated from the connecting wire 2, the width of the second groove 128 is smaller than the outer diameter of the second pipe section 244, so that the second pipe section 244 cannot enter the second groove 128 through the pivot hole 126, and the reliability of the pivot connection of the connecting pipe 24 and the threading section 124 is improved.

The controller 1 is provided with a limiting member 4 sleeved on the limiting section 114, the limiting member 4 is used for limiting the steel cable 21, so that the steel cable 21 cannot be separated from the limiting section 114 through the through hole 116 through the first groove 118, and the limiting member 4 is preferably made of an elastic material.

As shown in fig. 2 to 6, the limiting member 4 is a shell-shaped member, and the limiting member 4 is internally formed with a first empty chamber 41, and the first empty chamber 41 extends from the bottom edge of the limiting member 4, so that the end portion of the limiting section 114 enters/exits the first empty chamber 41 from the bottom edge of the limiting member 4.

The limiting member 4 comprises a first front plate 42, a first rear plate 43 and a first connecting plate 44, wherein the first front plate 42 is opposite to the first rear plate 43 in a front-back direction, the front edge of the first connecting plate 44 is connected with the first front plate 43, the rear edge of the first connecting plate 44 is connected with the first rear plate 43, the first connecting plate 44 is formed at the top edge and two sides of the limiting member 4, a first convex part 46 is convexly arranged adjacent to the inner edge of the first empty chamber 41, the first front plate 42 penetrates a first front groove 422, the first front groove 422 extends downwards to the bottom edge of the first front plate 42, the first rear plate 43 penetrates a first rear groove 432, and the first rear groove 432 extends downwards to the bottom edge of the first rear plate 43.

When the connection cable 2 is combined with the controller 1, the cable 21 enters the pivot hole 126 and the through hole 116 through the second slot 128 and the first slot 118 under the state that the limiting member 4 is not sleeved on the limiting section 114, the end socket 23 abuts against the rear end of the limiting section 114, the second pipe section 244 is inserted into the pivot hole 126 from the front end of the threading section 124, the positioning member 246 is buckled with the second pipe section 244 at the rear end of the threading section 124, the connection pipe 24 is positioned on the threading section 124 according to the positioning, and the limiting member 4 is sleeved on the tail end part of the limiting section 114, so that the operation of combining the connection cable 2 with the controller 1 can be completed.

When the limiting member 4 is sleeved on the limiting section 114, the end portion of the limiting section 114 relatively enters the first empty chamber 41, the first front plate 42, the first rear plate 43 and the first connecting plate 44 are respectively adjacent to the front edge, the rear edge and both sides of the limiting section 114, the seal head 23 relatively enters the first rear groove 432 from the bottom edge of the first rear plate 43 and is adjacent to the top end of the first rear groove 432, the cable 21 relatively enters the first front groove 422 from the bottom edge of the first front plate 42 and is adjacent to the top end of the first front groove 422, the first connecting plate 44 forms a blocking state to the top end of the first groove 118, the first protrusion 46 is embedded into the first groove 118, accordingly, the seal head 23 and the cable 21 are respectively limited by the first rear plate 43 and the first front plate 42 and cannot move upwards, and the cable 21 is stopped by the through hole 44 and cannot pass through the first connecting groove 118 to be separated from the limiting section 114, accordingly, the restricting member 4 restricts the cable 21 and the end socket 23 so that the end of the cable 21 cannot be arbitrarily separated from the restricting section 114.

To separate the connecting wire 2 from the controller 1, the limiting member 4 is pulled upward, the limiting member 4 is removed from the limiting section 114, the steel cable 21 is removed from the limiting section 114 through the first slot 118, and then the positioning member 246 is removed from the second tube 244, so that the second tube 244 slides forward to be separated from the threading section 124, and the steel cable 21 is removed from the threading section 124 through the second slot 128, thereby completing the operation of separating the connecting wire 2 from the controller 2.

To separate the connecting wire 2 from the controller 1, the operation is not limited to the above-mentioned operation sequence, but the positioning member 246 can be removed first, the restraining member 4 can be pulled out, and finally the steel cable 21 can be separated from the restraining section 114 and the threading section 124.

The controller 1 can be easily separated from the connecting wire 2 without destroying the connecting wire 2, so that the working unit 3 connected with the connecting wire 2 and the connecting wire 2 can be replaced, when the connecting wire 2 or the working unit 3 is damaged, the replacement and the maintenance are easy, and when a remote operating tool is used for executing different maintenance works, the working units 3 with various structures can be selectively replaced by utilizing the separation/combination of the controller 1 and the connecting wire 2, so that the controller 1 can control the working units 3 with different structures by means of the connecting wire 2 to execute various maintenance works.

The aforementioned first embodiment may be further provided with a sheath, and accordingly, the descriptions of the second embodiment and the first embodiment are repeated.

Referring to fig. 7 and 8, the embodiment includes a controller 1, a connecting wire 2 and a working unit, wherein the controller 1 is provided with a sheath 5 at the threading section 124, the sheath 5 is used for limiting the cable 21, so that the cable 21 cannot be separated from the threading section 124 through the second slot 128 via the pivot hole 126, and the sheath 5 is preferably made of an elastic material.

As shown in fig. 8 to 12, the sheath 5 is a shell-shaped body, and the inside of the sheath 5 forms a second cavity 51, the second cavity 51 extends to the bottom edge of the sheath 5, so that the end portion of the threading section 124 enters/exits the second cavity 51 from the bottom edge of the sheath 5.

The sheath 5 comprises a second front plate 52, a second rear plate 53 and a second connecting plate 54, wherein the second front plate 52 is opposite to the second rear plate 53 in a front-back direction, the front edge of the second connecting plate 54 is connected with the second front plate 53, the rear edge of the second connecting plate 54 is connected with the second rear plate 53, the second connecting plate 54 is formed on the top edge and two sides of the sheath 5, a second convex part 56 is protruded from the second connecting plate 54 adjacent to the inner edge of the second hollow chamber 51, the second front plate 52 penetrates a second front groove 522, the second front groove 522 extends downward to the bottom edge of the second front plate 52, the second rear plate 53 penetrates a second rear groove 532, and the second rear groove 532 extends downward to the bottom edge of the second rear plate 53.

When the sheath 5 is sleeved on the threading segment 124, the end portion of the threading segment 124 relatively enters the second hollow chamber 51, the second front plate 52, the second rear plate 53 and the second connecting plate 54 are respectively adjacent to the front edge, the rear edge and both sides of the threading segment 124, the second pipe section 244 of the adapter 24 relatively enters the second rear groove 532 from the bottom edge of the second rear plate 53 and is adjacent to the top end of the second rear groove 532, the first pipe section 242 of the adapter 24 relatively enters the second front groove 522 from the bottom edge of the second front plate 52 and is adjacent to the top end of the second front groove 522, the second connecting plate 54 forms a blocking state to the top end of the second groove 128, and the second protrusion 56 is embedded in the second groove 128.

The positioning member and the sheath can be further changed in the second embodiment, so as to form the third embodiment, and the same structure as the third embodiment will not be repeated.

Referring to fig. 13, the third embodiment includes a controller 1, a connecting line 2 and a working unit, wherein the line sheath 22 of the connecting line 2 is provided with a connecting tube 24 at one end connected to the controller 1, the connecting tube 24 is mainly formed by a first tube segment 242 and a second tube segment 244, the second tube segment 244 is pivoted through the threading segment 124 of the controller 1 and connected to a positioning member 246, and the threading segment 124 is provided with a sheath 5.

As shown in fig. 14, the positioning member 246 is formed by bending a flexible metal wire, the positioning member 246 includes two first wire segments 2461, two second wire segments 2462, two third wire segments 2463 and a holding segment 2464, wherein, the first line segments 2461 are laterally symmetrical with each other, the second line segments 2462 are laterally symmetrical with each other, the third line segments 2463 are laterally symmetrical with each other, the top end of each first line segment 2461 is obliquely connected with the bottom end of each second line segment 2462, the top end of each second line segment 2462 is obliquely connected with the bottom end of each third line segment 2463, the top end of each third line segment 2463 is connected with the holding segment 2464, the distance between the first line segments 2461 decreases from bottom to top, the distance between the second line segments 2462 increases from bottom to top, and the distance between the third line segments 2463 decreases from bottom to top, so that the positioning member 246 forms a clamping space 2465 between the second line segments 2462 and the third line segments 2463.

When the positioning member 246 is fastened to the second pipe segment 244, the holding portion 2464 is held by hand, the bottom end of the positioning member 246 is moved closer to the second pipe segment 244, and the first wire segments 2461 contact both sides of the second pipe segment 244, the second pipe segment 244 relatively pulls the first wire segments 2461 in reverse direction, the top ends of the first wire segments 2461 are far away from each other, and the second pipe segment 244 is relatively entered into the clamping space 2465 and laterally and relatively clamped by the second wire segments 2462 and the third wire segments 2463, so that the positioning member 246 is fastened to the second pipe segment 244.

As shown in fig. 13, the sheath 5 has a through slot 55 formed at the top edge thereof, so that the top end of the positioning member 246 protrudes out of the top edge of the sheath 5 through the through slot 55.