CN212485589U

CN212485589U - Flow guide structure of end forming box

Info

Publication number: CN212485589U
Application number: CN202021079059.1U
Authority: CN
Inventors: 郭丰明
Original assignee: Shenzhen Keanda Rail Transit Technology Co ltd; Shenzhen Keanda Electronic Technology Co ltd
Current assignee: Shenzhen Keanda Rail Transit Technology Co ltd; Shenzhen Keanda Electronic Technology Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-02-05
Anticipated expiration: 2030-06-11

Abstract

The utility model relates to a water conservancy diversion structure of one-tenth end box for the outer electric current of going into on steel tape layer and the aluminium sheath layer of deriving signal cable, include: the end forming box is sleeved on the signal cable, a section of steel belt layer and a section of aluminum sheath layer are exposed out of the signal cable in the end forming box, and at least one end of the end forming box along the length direction of the signal cable is provided with an outlet; the drainage lead comprises a connecting belt connected with the steel belt layer or the aluminum sheath layer and a flexible belt connected with the connecting belt and led out from the outlet; and the insulating glue is used for sealing the outlet.

Description

Flow guide structure of end forming box

Technical Field

The utility model relates to a cable one-tenth holds technical field, especially relates to a one-tenth end box's water conservancy diversion structure.

Background

At present railway operation's cable becomes end, generally set up earth bolt on becoming the end box, connecting wire at becoming end box internal connection earth bolt, then fixed earth bolt and ground connection copper bar, earth bolt and ground connection copper bar are all hard material, the flexibility of installation has greatly been restricted to this kind of mode, and usually ground connection copper bar is fixed well earlier, then will install into the cable of end box one by one and fix with it, the weight of railway cable is heavy, waste time and energy during the installation.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a flow guiding structure for an end box that is easy to install.

In order to solve the technical problem, the utility model discloses a technical scheme be: a current-guiding structure of an end-forming box for guiding an incoming current on a steel tape layer and an aluminum sheath layer of a signal cable, comprising: the end forming box is sleeved on the signal cable, a section of steel belt layer and a section of aluminum sheath layer are exposed out of the signal cable in the end forming box, and at least one end of the end forming box along the length direction of the signal cable is provided with an outlet; the drainage lead comprises a connecting belt connected with the steel belt layer and/or the aluminum sheath layer and a flexible belt connected with the connecting belt and led out from the outlet; and the insulating glue is used for sealing the outlet.

Furthermore, the drainage wire comprises one flexible belt and two connecting belts, one connecting belt is connected with the steel belt layer, the other connecting belt is connected with the aluminum sheath layer, and the flexible belt is connected with the two connecting belts and led out from the outlet to be connected with the grounding copper strip.

Furthermore, the drainage wires in the end forming box comprise two wires, two ends of the end forming box are respectively provided with an outlet, one of the two drainage wires is connected with the steel belt layer, the other of the two drainage wires is connected with the aluminum sheath layer, and the two drainage wires are led out in a back direction.

Furthermore, locking hose clamps are arranged at two ends of the end forming box and tightly press the insulating adhesive and the flexible belt.

Furthermore, the drainage wire further comprises a press buckle for connecting the connecting band and the flexible band, and the press buckle is used for riveting and connecting the connecting band and the flexible band.

Furthermore, the connecting band also comprises a locking throat hoop for wrapping the connecting band, and the pressing buckle is provided with a fixing hole for the locking throat hoop to penetrate through.

Furthermore, an insulating sleeve is sleeved on the flexible belt extending out of the end forming box.

Furthermore, one end of the flexible belt, which is far away from the connecting belt, is also provided with a connecting buckle, and the connecting buckle is provided with a through hole which is used for being sleeved on the grounding bolt.

The beneficial effects of the utility model reside in that: need not to set up the earth bolt on becoming the end box, the drainage wire directly draws forth into the end box and is connected with the ground connection copper bar, because the drainage area of drawing forth is some flexible bands, can conveniently buckle, very big improvement the convenience and the flexibility of installation.

Drawings

Fig. 1 is a schematic structural diagram of a flow guiding structure of an end forming box according to an embodiment of the present invention;

fig. 2 is a schematic view of a connection structure between an end forming box and a grounding copper bar of a flow guiding structure of the end forming box according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a drainage wire of a flow guiding structure of an end box according to an embodiment of the present invention;

fig. 4 is a schematic view of an insulation sheath of a drainage wire of a diversion structure of an end box according to an embodiment of the present invention.

Description of reference numerals:

100. forming an end box; 110. locking the hose clamp; 120. filling glue holes; 200. a drainage wire;

210. a connecting belt; 220. a flexible band; 221. an insulating sleeve; 230. pressing and buckling; 231. a fixing hole;

240. a connecting buckle; 241. a through hole; 300. insulating glue; 400. locking the hose clamp; 500. a signal cable;

510. a steel belt layer; 520. an aluminum jacket layer; 601. a steel strip grounding copper strip;

602. an aluminum sheath grounding copper bar; 610. and a grounding bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following description will proceed with further details of the flow guiding structure of the terminating box of the present invention with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-4, a current guiding structure of an end box 100 for guiding an incoming current on a steel tape layer 510 and an aluminum sheath layer 520 of a signal cable 500 includes: the terminating box 100 is sleeved on the signal cable 500, in the terminating box 100, the signal cable 500 exposes a section of steel tape layer 510 and a section of aluminum sheath layer 520, and at least one end of the terminating box 100 along the length direction of the signal cable 500 is provided with an outlet; the drainage wire 200 comprises a connecting band 210 connected with a steel band layer 510 and/or an aluminum sheath layer 520 and a flexible band 220 connected with the connecting band 210 and led out from an outlet; and (4) insulating glue 300 for sealing the outlet.

The grounding bolt 610 is not required to be arranged on the terminal box 100, the drainage wire 200 is directly led out of the terminal box 100 to be connected with the grounding copper strip, and the led-out drainage strip is the flexible strip 220, so that the terminal box can be conveniently bent, and the convenience and the flexibility of installation are greatly improved.

As a mode of the present invention, the drainage wire 200 includes a flexible band 220 and two connecting bands 210, one connecting band 210 is connected with the steel band layer 510, the other connecting aluminum sheath layer 520, and the flexible band 220 is connected with the two connecting bands 210 and is led out from the outlet to connect the grounding copper strip. Namely, the steel tape layer 510 and the aluminum sheath layer 520 are led out from the same flexible tape 220 and connected to the grounding copper strip. As another mode of the present invention, referring to fig. 1, the drainage wires 200 in the end forming box 100 include two, two ends of the end forming box 100 respectively have an outlet, one of the two drainage wires 200 is connected to the steel belt layer 510, the other is connected to the aluminum sheath layer 520, and the two drainage wires 200 are led out in a back direction. Specifically, the steel belt layer 510 is connected to the steel belt grounding copper strip 601, and the aluminum sheath layer 520 is connected to the aluminum sheath grounding copper strip 602.

Referring to fig. 1 and 2, the end forming box 100 is provided with locking hose clamps 110 at both ends thereof, and the locking hose clamps 110 compress the insulating glue 300 and the flexible band 220. It can be understood that the end forming box 100 is provided with a glue filling hole 120, and after the outlets at both ends are generally sealed by the locking hose clamp 110 and the insulating glue 300, the end forming box 100 is sealed by filling glue through the glue filling hole 120. The insulating adhesive 300 can be glue or adhesive tape, the adhesive tape is wound with the signal cable 500 and then with the flexible tape 220, and then is closed to form the end box 100, and the locking hose clamp 110 is used for locking and pressing the adhesive tape, and then the adhesive tape is filled for sealing.

Referring to fig. 1, 3 and 4, the drainage wire 200 further includes a press button 230 connecting the connection band 210 and the flexible band 220, and the press button 230 is riveted to connect the connection band 210 and the flexible band 220. In particular, the connecting tape 210 is a copper tape, i.e. a strip-shaped copper sheet, preferably red copper; the flexible belt 220 is made of a braided belt, namely, a filamentous conductive material, and is simple, the flexible belt 220 can still be made of copper, the braided structure is high in flexibility, and the flexible belt can be bent conveniently.

The connection of the connecting segments 210 with the steel band layer 510 and/or the aluminum sheath layer 520 may be performed by welding or by other means. Referring to fig. 1, 3 and 4, the locking device further includes a locking hose clamp 400 covering the connecting band 210, and the pressing buckle 230 is provided with a fixing hole 231 through which the locking hose clamp 400 passes. The wrapping state of the connection band 210 is locked by the locking throat hoop 400, so that the connection band 210 can be tightly attached to the shielding layer, i.e. the steel band layer 510 or the aluminum sheath layer 520.

Referring to fig. 4, an insulating sleeve 221 is sleeved on the flexible band 220 extending out of the end box 100. The insulating sleeve 221 is provided to improve safety.

Referring to fig. 1-4, a connection buckle 240 is further disposed at an end of the flexible band 220 away from the connection band 210, and a through hole 241 for sleeving the ground bolt 610 is disposed on the connection buckle 240. That is, the drainage wire 200 and the grounding copper bar are connected by the connecting button 240 and the grounding bolt 610, the connection is simple and convenient, and generally, the connecting button 240 is riveted and connected with the flexible belt 220.

To sum up, the utility model provides a pair of become water conservancy diversion structure of end box need not to set up the earth bolt on becoming the end box, and the end box is directly drawn into to the drainage wire and is connected with the ground connection copper bar, because the drainage area of drawing forth is a flexible band a little, can conveniently buckle, very big improvement the convenience and the flexibility of installation, labour saving and time saving has made things convenient for the field erection operation for the installation rate.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention.

Claims

1. A flow guide structure of an end forming box is used for guiding out an incoming current on a steel belt layer and an aluminum sheath layer of a signal cable, and is characterized by comprising:

the end forming box is sleeved on the signal cable, a section of steel belt layer and a section of aluminum sheath layer are exposed out of the signal cable in the end forming box, and at least one end of the end forming box along the length direction of the signal cable is provided with an outlet;

the drainage lead comprises a connecting belt connected with the steel belt layer and/or the aluminum sheath layer and a flexible belt connected with the connecting belt and led out from the outlet;

and the insulating glue is used for sealing the outlet.

2. The end box diversion structure of claim 1, wherein said drainage wire comprises one of said flexible strips and two of said connecting strips, one of said two connecting strips connecting said steel strip layer and the other connecting strip connecting said aluminum sheath layer, said flexible strip connecting said two connecting strips leading out from said outlet to connect with a grounding copper strip.

3. The end-box flow guide structure according to claim 1, wherein said drainage wires comprise two wires in said end-box, each of said two ends of said end-box has an outlet, one of said two wires is connected to said steel belt layer, the other is connected to said aluminum sheath layer, and said two wires are led out in a back-to-back direction.

4. The flow guide structure of an end forming box according to any one of claims 1 to 3, wherein locking hose clamps are arranged at two ends of the end forming box, and the locking hose clamps press the insulating adhesive and the flexible belt.

5. The end-box flow directing construction as claimed in claim 4, wherein said drain wire further comprises a crimp connecting said connecting band and said flexible band, said crimp riveting said connecting band and said flexible band.

6. The end forming box diversion structure of claim 5, further comprising a locking throat hoop wrapping said connection band, said press buckle having a fixing hole for said locking throat hoop to pass through.

7. The end-forming box diversion structure of claim 4, wherein said flexible band extending out of said end-forming box is sleeved with an insulating sleeve.

8. The flow guiding structure of an end forming box according to claim 4, wherein a connecting buckle is further disposed at an end of the flexible belt away from the connecting belt, and the connecting buckle is provided with a through hole for being sleeved on the grounding bolt.