CN102290749A

CN102290749A - Open hose

Info

Publication number: CN102290749A
Application number: CN2010102034057A
Authority: CN
Inventors: 沈考权; 刘伟
Original assignee: JIANGSU XINGHAI WIRE AND CABLE CO Ltd
Current assignee: JIANGSU XINGHAI WIRE AND CABLE CO Ltd
Priority date: 2010-06-18
Filing date: 2010-06-18
Publication date: 2011-12-21

Abstract

The invention discloses an open hose, which comprises a hose A and a hose B, wherein the hose B is arranged in the hose A. A transverse open slot is arranged on the wall of one side of the hose A. Arc-shaped ribs are longitudinally arranged on the wall of the hose A at intervals. A transverse open slot is arranged on the wall of one side of the hose B. Arc-shaped ribs are also arranged on the wall of the hose B at intervals. The arc-shaped ribs of the hose B are arranged in the arc-shaped ribs of the hose A and are matched with the internal sides of the arc-shaped ribs of the hose A. Arc-shaped positioning ribs are arranged on the wall of the hose B at positions corresponding to the open slot of the hose B. Since the open slot is adopted, a cable which is required to penetrate through the hose is only required to put into the hose B at first and then the hose B is combined with the hose A. Therefore, the open hose has the advantages that the time and the effort are saved; the open hose is suitable for long distance application and is convenient to maintain and replace, the hose A and the hose B can be separated from each other and can be combined with each other at any time, and the open hose is round and attractive and the shape is very nearly the same as the shape of a single hose.

Description

The opening flexible pipe

Technical field

The invention belongs to electric wire poling field, be specifically related to a kind of plastic flexible pipe.

Background technology

The protection tube that is used for lathe electric wire poling now is single not open type plastic flexible pipe, this single tube structure and unfavorable production operation.Its main shortcoming is: 1, be not suitable for flexible cord cable poling, and the poling difficulty, the time is long.2, long big apart from electric wire poling difficulty, the consumption worker is consuming time, when running into multi cord, stops up easily, is difficult for passing.3, if misdrawing line or certain root cable damages when needing to change, then need to extract out cables all in this pipe, change the cable that damages after, poling again, the line service maintenance is difficult.

Summary of the invention

The objective of the invention is in order to overcome above-mentioned defective, a kind of simple and easy to do threading flexible pipe of being made up of two opening flexible pipes is provided.

Technical scheme of the present invention is as follows:

A kind of opening flexible pipe comprises A pipe and B pipe, and described B pipe is located in the A pipe, and the tube wall that wherein said A manages a side is provided with the transverse opening groove, and longitudinal separation is provided with inboard hollow arcuation convex tendon on the described A tube wall; Described B manages a side pipe wall and is provided with the transverse opening groove, also be interval with the arcuation convex tendon on the tube wall of B pipe, the arcuation convex tendon of described B pipe is positioned at the inside of described A pipe arcuation convex tendon and with the inboard of A pipe arcuation convex tendon and matches, described B pipe is provided with the arcuation positioning bar on the tube wall at corresponding A tube opening groove place, this positioning bar matches from A tube opening groove projection and with the profile of described A pipe convex tendon.

Convex tendon on convex tendon on the A pipe and the B pipe is all preferred equidistantly to distribute, and the width of B pipe convex tendon is slightly less than A pipe convex tendon, and B pipe convex tendon can be embedded in the A pipe convex tendon.

The profile of positioning bar and A pipe convex tendon matches and constitutes the ring-type convex tendon from profile, and the angle of positioning bar and bossing should just fill up A tube opening slot part, full, rounding that whole opening flexible pipe is shown.

Each positioning bar on the B pipe and inboard corresponding one by one with each arcuation convex tendon communicates, and promptly positioning bar on the B pipe and convex tendon are a muscle, and just at the wide convex tendon that is slightly larger than of positioning bar place muscle, the width of positioning bar is consistent with the convex tendon on the A pipe and highly manage convex tendon apparently higher than B.

A tube opening groove is identical with the width of positioning bar on B pipe circumference at the width on the A pipe circumference, and positioning bar embeds in the A tube opening groove and the B pipe can be fixed in the A pipe, to limit the compound distance of A, B pipe.

The angle of B tube opening groove is that 20 degree are to 30 degree (is that the center of circle is circumference with the tube wall with the die).B tube opening groove is positioned at the A pipe, B tube opening groove and A tube opening groove zero lap part, and the two is preferably at the two ends of managing diameter.B tube opening groove and A tube opening groove are the transverse opening groove of tube wall one side, and tube section is incomplete C dress annular.

A, B pipe all can be by the extrusion equipment manufacturing.

Because the utilization of technique scheme, the present invention has the following advantages:

1,, in that being managed, B compoundly manages to A as long as will need the cable of poling to put into B pipe back earlier because adopt the open slot form.Saved time and efforts.

2, be fit to long distance practicality,, solved distance and blockage problem because be the form of open slot.

3, maintenance and replacing are convenient, and strip off at any time is in compound.

4, the outward appearance rounding is attractive in appearance, and is very nearly the same with the single tube external form.

Description of drawings

Fig. 1 is an A tube section schematic diagram of the present invention;

Fig. 2 is an A tube portion structural front view of the present invention;

Fig. 3 is a B tube section schematic diagram of the present invention;

Fig. 4 is a B tube portion structural front view of the present invention;

Fig. 5 is a flexible pipe schematic cross-section of the present invention;

Fig. 6 is a flexible pipe part-structure front view of the present invention.

Among the figure, 1-A manages convex tendon, 2-A tube opening groove, and 3-B manages convex tendon, 4-B tube opening groove, 5-positioning bar, 8-A pipe, 9-B pipe.

Embodiment

The present invention will be further described below in conjunction with accompanying drawing.

Flexible pipe of the present invention (is seen Fig. 5, Fig. 6), is managed 8 outsourcing B pipe 9 and be composited by

convex tendon

1,3 and positioning bar 5 by A.

The structure of A pipe 8 as depicted in figs. 1 and 2, the tube wall that A manages 8 one sides is provided with transverse opening groove 2, the angle of this open slot 2 (is that the center of circle is circumference with the tube wall with the die) is spent between 60 degree 5.A manages longitudinal separation on 8 tube walls and is provided with inboard hollow arcuation convex tendon 1, and each arcuation convex tendon 1 equidistantly distributes.

The structure of B pipe 9 as shown in Figure 3 and Figure 4, B manages on the 9 one side pipe walls and also is provided with transverse opening groove 4, the angle of this open slot 4 is that 20 degree are to 30 degree (is that the center of circle is circumference with the tube wall with the die).Also equidistantly be interval with arcuation convex tendon 3 on the tube wall of B pipe 9, arcuation inboard of this convex tendon 3 be hollow body, and the width of B pipe convex tendon 3 is slightly less than A pipe convex tendon 1, makes B pipe convex tendon 3 can embed A pipe convex tendon 1 inside and matches with the inboard that A manages convex tendon 1.The structure of B pipe convex tendon 3 and A pipe convex tendon 1 makes the B pipe be fixed in the A pipe and does not make the two longitudinal sliding motion.

On B pipe convex tendon 3, some convex tendon width is greater than B pipe convex tendon 3 and identical with the width of A pipe convex tendon 1, and it is a positioning bar 5.The height of positioning bar on the B pipe is greater than B pipe convex tendon 3.Positioning bar 5 is identical with the width of A tube opening groove on A pipe circumference at the width on the B pipe circumference, A, B manage compound tense, positioning bar 5 embeds just in the A tube opening groove and the B pipe can be fixed in the A pipe, limiting the compound distance of A, B pipe, the compound back of two pipes positioning bar 5 matches from A tube opening groove 2 projectioies and with the profile of described A pipe convex tendon 1.

During use, earlier electric wire is put into the B pipe by B tube opening groove 4, by A tube opening groove 2 the B pipe is sent in the A pipe, the inside that B pipe convex tendon 3 embeds A pipe convex tendon 1 prevents two pipe longitudinal sliding motions, it is interior to locate the distance of two pipes that B pipe positioning bar 5 embeds A tube opening groove 2, prevents that two tubular axis are to slip.The profile of positioning bar 5 and A pipe convex tendon 1 matches and constitutes the ring-type convex tendon from profile, and the angle of positioning bar and bossing should just fill up A tube opening slot part, full, rounding that whole opening flexible pipe is shown.B tube opening groove 4 is positioned at the A pipe, B tube opening groove and A tube opening groove zero lap part, and the two is preferably at the two ends of managing diameter.

As mentioned above, we describe according to the novel aim of use fully, but the present invention is not limited to the foregoing description and implementation method.The practitioner of correlative technology field can carry out different variations and enforcement in the scope of technological thought permission of the present invention.

Claims

1. opening flexible pipe, comprise A pipe (8) and B pipe (9), described B pipe (9) is located in the A pipe (8), it is characterized in that the tube wall of described A pipe (8) one sides is provided with transverse opening groove (2), and longitudinal separation is provided with inboard hollow arcuation convex tendon (1) on described A pipe (8) tube wall; Described B pipe (9) one side pipe walls are provided with transverse opening groove (4), also be interval with arcuation convex tendon (3) on the tube wall of B pipe (9), the arcuation convex tendon (3) of described B pipe (9) is positioned at the inside of described A pipe arcuation convex tendon (1) and with the inboard of A pipe arcuation convex tendon (1) and matches, described B pipe (9) is provided with arcuation positioning bar (5) on the tube wall that corresponding A tube opening groove (2) is located, this positioning bar (5) matches from A tube opening groove (2) projection and with the profile of described A pipe convex tendon (1).

2. opening flexible pipe according to claim 1, the profile that it is characterized in that described positioning bar (5) and A pipe convex tendon (1) matches and constitutes the ring-type convex tendon from profile.

3. opening flexible pipe according to claim 1 is characterized in that each positioning bar (5) on the described B pipe (9) and inboard corresponding one by one with each arcuation convex tendon (3) communicates.

4. opening flexible pipe according to claim 1 is characterized in that described A tube opening groove (2) is identical with the width of described positioning bar (5) on B pipe circumference at the width on the A pipe circumference.

5. opening flexible pipe according to claim 1, the angle that it is characterized in that described B tube opening groove (4) are that the center of circle is that 20 degree are to 30 degree with the die.

6. opening flexible pipe according to claim 1 is characterized in that described B tube opening groove (4) is positioned at A pipe (8).