阅读说明：本技术 一种电缆管道牵引绳穿线装置 (Cable duct haulage rope threading device ) 是由 方梓伦 梁健明 杨帅 杨毅 孙钦章 廖嘉伟 陈静豪 高传薪 何建东 吴锦钊 温占 于 2021-08-19 设计创作，主要内容包括：本申请涉及电缆安装技术领域,特别涉及一种电缆管道牵引绳穿线装置,包括筒体、磁铁、连接件和滚动机构；所述磁铁和所述连接件分别设置于所述筒体的两端；所述连接件用于与穿线器棒连接头固定连接；所述滚动机构为多个,多个所述滚动机构分布于所述筒体的外周上；各个所述滚动机构均包括弹簧和两个轮臂；各个所述轮臂的第一端均与所述筒体铰接；同一所述滚动机构的两个所述轮臂之间呈一夹角,并通过所述弹簧连接；各个所述轮臂的第二端均转动设有滚轮。本申请有效地解决了现有穿线器无法穿过足够长的管道的技术问题。(The application relates to the technical field of cable installation, in particular to a cable pipeline traction rope threading device which comprises a cylinder, a magnet, a connecting piece and a rolling mechanism, wherein the cylinder is provided with a plurality of through holes; the magnet and the connecting piece are respectively arranged at two ends of the barrel; the connecting piece is used for being fixedly connected with the connector of the threading device rod; the rolling mechanisms are distributed on the periphery of the cylinder body; each rolling mechanism comprises a spring and two wheel arms; the first end of each wheel arm is hinged with the cylinder body; an included angle is formed between the two wheel arms of the same rolling mechanism, and the two wheel arms are connected through the spring; and the second end of each wheel arm is rotatably provided with a roller. The technical problem that the pipeline which is long enough can not be passed by the existing threading apparatus is effectively solved.)

1. A cable pipeline traction rope threading device is characterized by comprising a cylinder, a magnet, a connecting piece and a rolling mechanism;

the magnet and the connecting piece are respectively arranged at two ends of the barrel;

the connecting piece is used for being fixedly connected with the connector of the threading device rod;

the rolling mechanisms are distributed on the periphery of the cylinder body;

each rolling mechanism comprises a spring and two wheel arms;

the first end of each wheel arm is hinged with the cylinder body;

an included angle is formed between the two wheel arms of the same rolling mechanism, and the two wheel arms are connected through the spring;

and the second end of each wheel arm is rotatably provided with a roller.

2. The cable duct pull rope threading device of claim 1, wherein there are two of said springs of the same rolling mechanism;

the two springs are arranged in parallel and are respectively positioned on two sides of the wheel arm.

3. The cable duct pull rope threading device of claim 2, wherein each of the two ends of each spring is connected to a middle portion of each of the two wheel arms.

4. The cable duct haulage rope threading device of claim 1, wherein the outer wall of the barrel is provided with mounting seats in one-to-one correspondence with the rolling mechanisms;

the first ends of the two wheel arms of the same rolling mechanism are pivoted with the mounting seat.

5. The cable duct haulage rope threading device of claim 4, wherein the mounting block is provided with a pivot slot extending along a length of the barrel;

the first ends of the two wheel arms extend into the pivoting grooves and are pivoted with the mounting seat.

6. The cable duct leash threading device of claim 4, wherein an end of said barrel proximate said connector is provided with a thickened ring;

each of the mounting seats is arranged on the thickening ring.

7. The cable duct pull-cord threading device of claim 1, wherein said rolling mechanisms are specifically four;

the four rolling mechanisms are arranged on the periphery of the barrel in a centrosymmetric manner.

8. The cable duct leash threading device of claim 1, wherein said connector is embodied as a connector plug adapted to mate with a threader rod connector.

9. The cable duct leash threading device of claim 1, wherein said barrel is hollow.

10. The cable duct haulage rope threading device of claim 9, wherein a linkage is disposed within the barrel, and two ends of the linkage are coupled to the coupler and the magnet, respectively.

Technical Field

The application relates to the technical field of cable installation, in particular to cable duct haulage rope threading device.

Background

With the development of society, the urbanization process in China is faster and faster, a part of common overhead lines in rural areas and suburbs is converted into buried cables, so that space is saved, and the urban attractiveness is also beneficial.

The threading apparatus generally adopts glass fiber, steel wire and resin crust etc. make, hardness and elasticity are all bigger, consequently can wear the long pipeline of haulage rope of threading apparatus through exerting thrust at the entrance, however, because the length of threading apparatus is limited and when the pipeline is too long, the threading apparatus can't pass the pipeline, the threading apparatus stick can be at the inside bending of pipeline simultaneously, increase the friction easily, until the condition that is difficult to promote, various shortcomings have restricted the length of the pipeline that the threading apparatus can pass, lay to burying the ground cable and cause not little influence. Under the condition that threading ware material and its mechanism of operation are difficult to improve, do not have feasible supplementary or solution in the market and improve the threading ware and pass sufficient long pipeline, cause the construction difficulty, loaded down with trivial details scheduling problem, the cable is laid and is needed a threading device that can effectively solve the problem urgently.

Disclosure of Invention

In view of this, the present application aims to provide a cable duct haulage rope threading device, which effectively solves the technical problem that the existing threading device cannot pass through a duct with a sufficient length.

In order to achieve the purpose, the application provides the following technical scheme:

a cable pipeline traction rope threading device comprises a cylinder, a magnet, a connecting piece and a rolling mechanism;

the magnet and the connecting piece are respectively arranged at two ends of the barrel;

the connecting piece is used for being fixedly connected with the connector of the threading device rod;

the rolling mechanisms are distributed on the periphery of the cylinder body;

each rolling mechanism comprises a spring and two wheel arms;

the first end of each wheel arm is hinged with the cylinder body;

an included angle is formed between the two wheel arms of the same rolling mechanism, and the two wheel arms are connected through the spring;

and the second end of each wheel arm is rotatably provided with a roller.

Preferably, in the above cable duct pulling rope threading device, there are two springs of the same rolling mechanism;

the two springs are arranged in parallel and are respectively positioned on two sides of the wheel arm.

Preferably, in the above cable duct pulling rope threading device, both ends of each spring are respectively connected to the middle parts of the two wheel arms.

Preferably, in the above cable duct pulling rope threading device, the outer wall of the cylinder is provided with mounting seats corresponding to the rolling mechanisms one to one;

the first ends of the two wheel arms of the same rolling mechanism are pivoted with the mounting seat.

Preferably, in the above cable duct pulling rope threading device, the mounting seat is provided with a pivot groove extending along the length direction of the cylinder;

the first ends of the two wheel arms extend into the pivoting grooves and are pivoted with the mounting seat.

Preferably, in the above cable duct pulling rope threading device, one end of the cylinder body close to the connecting piece is provided with a thickened ring;

each of the mounting seats is arranged on the thickening ring.

Preferably, in the above cable duct pulling rope threading device, the number of the rolling mechanisms is specifically four;

the four rolling mechanisms are arranged on the periphery of the barrel in a centrosymmetric manner.

Preferably, in the above cable duct pulling rope threading device, the connector is a connection plug matched with the connector of the threading device rod.

Preferably, in the above cable duct pulling rope threading device, the cylinder is hollow.

Preferably, in the above cable duct pulling rope threading device, a connecting rod is arranged inside the cylinder, and two ends of the connecting rod are respectively connected with the connecting piece and the magnet.

Compared with the prior art, the beneficial effects of this application are:

the application provides a cable duct haulage rope threading device, when using, realize the cable through connecting piece and threading device stick connector and be connected with threading device, when sending threading device into the pipeline, need open two wheel arms to suitable angle with each rolling mechanism, then go into the pipeline with wheel arm one end card, continue to promote threading device, make remaining wheel arm card go into in the pipeline, and push-and-pull threading device around, whether the inspection threading device can normally walk in the pipeline, can utilize threading device to wear to locate the pipeline with the cable. This application is through being provided with rotatable wheel arm, the limiting action of reunion spring, can ensure that threading device can adapt to the pipeline of multiple internal diameter, also realize simultaneously that threading device can rely on self walking ability to walk in the pipeline, in the application of long pipeline very much, can inwards impel simultaneously from the pipeline both ends respectively through two threading devices, and two threading devices can utilize magnet to refute and connect at the inside completion of pipeline, half poling distance has been saved, be favorable to improving cable poling efficiency, the technical problem that current threading apparatus can't pass the pipeline of sufficient length has been solved effectively.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a perspective structural view of a cable duct pulling rope threading device according to an embodiment of the present application;

fig. 2 is a perspective view of another direction of the cable duct pulling rope threading device according to the embodiment of the present application;

FIG. 3 is a schematic view of the installation of a connector of a cable duct pull-cord threading device according to an embodiment of the present application;

FIG. 4 is a schematic view of a mounting block of a cable duct pull cord threading apparatus according to an embodiment of the present disclosure;

fig. 5 is a schematic view of the installation of a magnet of a cable duct pull rope threading device according to an embodiment of the present application;

FIG. 6 is a schematic view of a portion of a cable duct pull cord threading device according to an embodiment of the present application shown partially within a duct;

fig. 7 is a schematic view of the cable duct pull cord threading apparatus fully inserted into the duct according to an embodiment of the present application.

In the figure:

1 is a cylinder, 2 is a magnet, 21 is a connecting ring, 3 is a connecting piece, 31 is a connecting beam, 4 is a rolling mechanism, 41 is a spring, 42 is a wheel arm, 43 is a roller wheel, 5 is a mounting seat, 51 is a pivoting groove, 6 is a thickened ring, 7 is a connecting rod, 8 is a rolling bearing, and 9 is a pipeline.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

With the development of society, the urbanization process in China is faster and faster, a part of common overhead lines in rural areas and suburbs is converted into buried cables, so that space is saved, and the urban attractiveness is also beneficial. The threading apparatus generally adopts glass fiber, steel wire and resin crust etc. make, hardness and elasticity are all bigger, consequently can wear the long pipeline of haulage rope of threading apparatus through exerting thrust at the entrance, however, because the length of threading apparatus is limited and when the pipeline is too long, the threading apparatus can't pass the pipeline, the threading apparatus stick can be at the inside bending of pipeline simultaneously, increase the friction easily, until the condition that is difficult to promote, various shortcomings have restricted the length of the pipeline that the threading apparatus can pass, lay to burying the ground cable and cause not little influence. Under the condition that threading ware material and its mechanism of operation are difficult to improve, do not have feasible supplementary or solution in the market and improve the threading ware and pass sufficient long pipeline, cause the construction difficulty, loaded down with trivial details scheduling problem, the cable is laid and is needed a threading device that can effectively solve the problem urgently. This embodiment provides a cable duct haulage rope threading device, can prolong the threading apparatus stick through the mode of refuting and connecing inside the pipeline, through impel threading device respectively at pipeline both ends accomplish the haulage rope's of leading both ends refuting and connect the back inside the pipeline, accomplish the purpose that the threading apparatus stick passed the pipeline.

Referring to fig. 1 to 7, an embodiment of the present application provides a cable conduit pulling rope threading device, including a cylinder 1, a magnet 2, a connecting member 3, and a rolling mechanism 4; the magnet 2 and the connecting piece 3 are respectively arranged at two ends of the cylinder 1; the connecting piece 3 is used for being fixedly connected with the connector of the threading device rod; the rolling mechanisms 4 are multiple, and the rolling mechanisms 4 are distributed on the periphery of the barrel 1; each rolling mechanism 4 includes a spring 41 and two wheel arms 42; the first end of each wheel arm 42 is hinged with the cylinder body 1; two wheel arms 42 of the same rolling mechanism 4 form an included angle and are connected through a spring 41; a roller 43 is rotatably provided at the second end of each wheel arm 42.

More specifically, the spring 41 is in a tightened state in a normal state, and an included angle between the two wheel arms 42 can be an obtuse angle or an acute angle, preferably an acute angle, so that the arrangement enables the rolling mechanism 4 to be suitable for a wider pipeline 9 when being opened, and is beneficial to expanding the application range of the whole threading device; the magnet 2 is arranged in front of the threading device when entering the pipeline 9; the second end of the wheel arm 42 is provided with two opposite and parallel side plates, and the roller 43 is rotatably arranged between the two side plates through a central shaft; the magnet 2 is preferably a powerful magnet 2 made of Ru Fe B, and the pulling force of the magnet 2 with the size of 48mm can reach 80 kilograms when the magnet is attracted, so that a pulling rope with the size of hundreds of meters can be dragged to pass through the pipeline 9; the roller 43 adopts a single wheel and the wheel surface is in an arc shape, the contact area between the roller 43 and the pipeline 9 is reduced, meanwhile, the stress capacity of the roller 43 is improved, the roller 43 is smooth in surface by adopting polishing treatment, and the friction force is further reduced.

This embodiment is when using, realize the cable through connecting piece 3 and threading device stick connector and be connected with threading device, when sending threading device into pipeline 9, need open two wheel arms 42 of each rolling mechanism 4 to suitable angle, then go into pipeline 9 with wheel arm 42 one end card, continue to promote threading device, make remaining wheel arm 42 card go into in the pipeline 9, and push and pull threading device around, whether the inspection threading device can normally walk in pipeline 9, can utilize threading device to wear to locate pipeline 9 with the cable. This application is through being provided with rotatable wheel arm 42, the limiting action of reunion spring 41, can ensure that threading device can adapt to the pipeline 9 of multiple internal diameter, also realize simultaneously that threading device can rely on self walking ability to walk in pipeline 9, in pipeline 9's application very much, can inwards impel simultaneously from pipeline 9 both ends respectively through two threading devices, and two threading devices can utilize magnet 2 to refute the connection at the inside completion of pipeline 9, half poling distance has been saved, be favorable to improving cable poling efficiency, the technical problem that current threading apparatus can't pass long enough pipeline 9 has been solved effectively.

Further, in the present embodiment, there are two springs 41 of the same rolling mechanism 4; the two springs 41 are disposed in parallel and are respectively located on both sides of the wheel arm 42. Through adopting the design of two springs 41, balanced pulling force when guaranteeing that pulling force is sufficient, open wheel arm 42 during the use, pull open spring 41, under spring 41's effect, wheel arm 42 can inwards merge, in the time of in pipeline 9, gyro wheel 43 pushes down the pipeline 9 inner wall, wheel arm 42 produces the pressure to pipeline 9 inner wall by the pulling force that spring 41 produced, thereby make gyro wheel 43 hug closely pipeline 9 inner wall, and then support and play threading device wholly, and make threading device be in pipeline 9 central point and put, be convenient for threading device can guarantee again when the inside walking of pipeline 9 to refute between magnet 2 and connect the location.

Further, in the present embodiment, both ends of each spring 41 are connected to the middle portions of the two wheel arms 42, respectively. The spring 41 is arranged in the middle of the wheel arm 42, and from the analysis of mechanics principle, when the wheel arm 42 is opened, the arm with a small included angle between the spring 41 and the wheel arm 42 is stressed more than the arm with a large included angle, and then the component force of one section of the wheel arm 42 makes the pressure of the roller 43 on the inner wall of the pipeline 9 less than half of the tensile force of the spring 41, so that the friction force between the roller 43 and the inner wall of the pipeline 9 is reduced, the roller 43 is ensured to be attached to the inner wall of the pipeline 9, and the threading device is ensured to be positioned in the center of the pipeline 9.

Further, in the present embodiment, the outer wall of the cylinder 1 is provided with mounting seats 5 corresponding to the rolling mechanisms 4 one to one; the first ends of the two wheel arms 42 of the same rolling mechanism 4 are pivoted with the mounting base 5. The arrangement of the mounting seat 5 not only can provide a position where the wheel arm 42 is hinged with the cylinder body 1, but also can realize the detachable design between the rolling mechanism 4 and the cylinder body 1, thereby being beneficial to more conveniently assembling and disassembling the rolling mechanism 4 so as to replace or maintain the rolling mechanism 4.

More specifically, the opening used for installing the wheel arm 42 on the installation base 5 is designed symmetrically, so that the wheel arm 42 is in a balanced state after being unfolded, meanwhile, the rolling bearing 8 is installed in the opening on the installation base 5, and the rolling bearing 8 is connected with the wheel arm 42, so that the friction force between the installation base 5 and the wheel arm 42 can be reduced, and the sensitivity of the wheel arm 42 is improved, so that the threading device is more suitable for the walking inside the cable duct 9.

Further, in the present embodiment, the mounting base 5 is provided with a pivot groove 51 extending along the length direction of the cylinder 1; the first ends of the two wheel arms 42 extend into the pivot slots 51 and are pivoted with the mounting base 5. The arrangement of the pivot joint groove 51 can well limit the rotation direction of the wheel arms 42, which is beneficial to guiding the two wheel arms 42 to rotate along opposite or opposite directions, so that the rolling mechanism 4 is left and right balanced to be opened, and the threading device is more suitable for the walking inside the cable duct 9.

Further, in the present embodiment, a thickened ring 6 is provided at one end of the cylinder 1 close to the connecting piece 3; each mount 5 is provided on a thickening ring 6. The thickened ring 6 not only provides the mounting position of each mounting seat 5 and the barrel 1, but also effectively increases the strength of the barrel 1 at the position so that the barrel 1 can better bear the reaction force from the pipe wall.

More specifically, the barrel 1 can also adopt a telescopic design, and the barrel 1 can extend forwards for a certain distance after the wheel arm 42 is opened; the magnet 2 is arranged in front of the opened wheel arm 42, the magnet 2 can be always positioned in front of the wheel arm 42 by adopting the design of the extension cylinder body 1, and the connection between the magnets 2 of the two threading devices is ensured.

Further, in the present embodiment, the number of the rolling mechanisms 4 is specifically four; the four rolling mechanisms 4 are arranged on the periphery of the barrel 1 in a central symmetry manner. Four rolling mechanism 4 can provide the holding power for threading device from four different directions for threading device can be through each gyro wheel 43 contact butt on the inner wall of pipeline 9, be favorable to guaranteeing the stability of threading device when pipeline 9 inside walking.

Further, in this embodiment, the connector 3 is embodied as a connector plug matched with the connector of the threader rod. The connecting plug is provided with slots, holes are formed in the side face of the connecting plug and correspond to the holes of the threading device rod connectors, the threading device rod connectors are arranged in the slots of the connecting plug, and the threading device rod connectors can be stably fixed by screwing screws after the two holes are aligned.

More specifically, when long pipeline uses threading device, can all use threading device at pipeline 9 both ends, both ends all promote threading device toward pipeline 9 is inside, when the length that lets in is enough or when one end feels the thrust of going back, show that two inside threading devices of pipeline 9 have been refuted each other and connect the completion, at this moment, install pulling force rope or wire rope on the threading apparatus stick of pipeline 9 front end, pipeline 9 end only need outwards drag the threading apparatus stick can. In short pipelines, the threading device can ensure that the threading process is not influenced by the pipeline 9, and the threading can be completed faster than the traditional threading device.

Further, in the present embodiment, the cylinder 1 is hollow. The structure of the barrel body 1 can be simplified through the barrel body 1 arranged in a hollow mode, so that the whole weight of the threading device is effectively reduced, and the threading device is convenient for workers to pull more easily.

Further, in this embodiment, a connecting rod 7 is disposed inside the cylinder 1, and two ends of the connecting rod 7 are respectively connected to the connecting member 3 and the magnet 2. The connecting piece 3 and the magnet 2 can be fixed together through the arrangement of the connecting rod 7, so that the tensile strength of the threading device is effectively enhanced, and the problems of breakage and the like can be avoided under the condition of maximum tensile force.

More specifically, the opening of the first end of the barrel 1 is provided with a connecting beam 31, the connecting piece 3 is arranged on the connecting beam 31, the magnet 2 is in interference fit with the opening of the second end of the barrel 1, the magnet 2 is provided with a connecting ring 21 in the barrel 1, and two ends of the connecting rod 7 are fixedly connected with the connecting ring 21 and the connecting beam 31 respectively, so that the threading device made of a lighter material can be prevented from being broken under the condition of maximum tension.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.