CN117374854A - Connecting device for BWFRP fiber braided cable protective tube - Google Patents
Connecting device for BWFRP fiber braided cable protective tube Download PDFInfo
- Publication number
- CN117374854A CN117374854A CN202311105572.1A CN202311105572A CN117374854A CN 117374854 A CN117374854 A CN 117374854A CN 202311105572 A CN202311105572 A CN 202311105572A CN 117374854 A CN117374854 A CN 117374854A
- Authority
- CN
- China
- Prior art keywords
- fixing ring
- protective tube
- cable protective
- fiber braided
- braided cable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000835 fiber Substances 0.000 title claims abstract description 25
- 230000001681 protective effect Effects 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 16
- 238000010276 construction Methods 0.000 abstract description 13
- 210000001503 joint Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/06—Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/08—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
Abstract
The invention relates to a BWFRP fiber braided cable protective tube connecting device, which comprises two independent semicircular fixing rings, a first fixing ring (1) and a second fixing ring (2); one ends of the first fixing ring (1) and the second fixing ring (2) are connected in a traction way through a traction device, and the distance between the first fixing ring (1) and the second fixing ring (2) is controlled through the traction device; the inner rings of the first fixing ring (1) and the second fixing ring (2) are provided with anti-slip layers (3). The fiber pipe connecting and installing device is simple in connection and installation, convenient to operate, free of damage to the pipe orifice, high in installing speed, high in construction efficiency and low in installing cost.
Description
Technical Field
The invention relates to a connecting device for a BWFRP fiber braided cable protective tube, and belongs to the technical field of cable protective tube construction.
Background
The BWFRP pipeline is produced with alkali-free glass fiber and resin as main material and through integral continuous fiber in-line braiding, winding and extruding process. The BWFRP pipe has much higher tensile strength, impact resistance and ring rigidity than the plastic pipe, and can resist external impact; the BWFRP pipe has much higher corrosion resistance, electrical insulation and quality stability than plastic-coated steel pipes, and has a weight which is one fourth of that of the steel pipes, so that the transportation and the installation are more convenient; the BWFRP pipe uses high-performance alkali-free glass fiber, and has better quality stability and longer service life than the glass fiber reinforced plastic sand inclusion pipe. In summary, BWFRP pipes combine the advantages of conventional pipes with more comprehensive performance.
At present, the BWFRP fiber braided cable protective tube has the following problems in the construction and connection process: the pipe is connected and used in a mode of sleeving a special rubber sealing ring instead of a conventional large and small head, and the special rubber sealing ring is sleeved on a straight joint, so that the installation is difficult; in order to sleeve the pipe into the straight joint, hammering is used in the pipe installation process, so that the pipe orifice is easily damaged, the subsequent installation is affected, and vicious circle is formed; the traditional mode has the disadvantages of high installation difficulty, low installation speed and low construction efficiency; the required installer is more, and the installation cost is higher because 3-4 persons are required to install in a matched mode.
Therefore, there is a need for a connection device for a bfrp fiber braided cable protection tube, which has the advantages of simple connection and installation of tubes, convenient operation, no damage to the tube orifice, high installation speed, high construction efficiency and low installation cost.
Disclosure of Invention
The invention aims to overcome the defects and provide the BWFRP fiber braided cable protective tube connecting device which is simple in tube connection and installation, convenient to operate, free from damaging a tube orifice, high in installation speed, high in construction efficiency and low in installation cost.
The purpose of the invention is realized in the following way:
the BWFRP fiber braided cable protective tube connecting device comprises two independent semicircular fixing rings, a first fixing ring and a second fixing ring; one ends of the first fixing ring and the second fixing ring are connected in a traction way through a traction device, and the distance between the first fixing ring and the second fixing ring is controlled through the traction device; the inner rings of the first fixing ring and the second fixing ring are provided with anti-slip layers.
Further, the traction device comprises a fixed seat arranged at one end of the first fixed ring, a winch is arranged on the fixed seat, a traction rope is wound on the winch, and the free end of the traction rope is connected with one end of the second fixed ring.
Further, the handle is rotatably arranged on the fixing seat and drives the winch to rotate through gear transmission, so that the traction rope is tightened or loosened.
Further, the anti-slip layer is made of rubber.
Further, the free end of the fixing ring is provided with an extension part for extending the circumference of the fixing ring.
Further, the extension part comprises an extension section, and positioning holes are formed in the two end faces of the extension section and the end face of the free end of the fixed ring; the extension section is arranged at the free end of the fixing ring in a mode of connecting the positioning column in the positioning hole, so that the circumference of the fixing ring is prolonged.
Further, the positioning column is connected with the positioning hole through threads.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the ends of the two BWFRP fiber braided cable protective tubes to be butted are respectively sleeved with the semicircular first fixing ring and the semicircular second fixing ring, the ends of the two fixing rings are folded by the traction device, the ends of the fixing rings are pulled to increase the friction force between the fixing rings and the cable tubes, so that the cable tubes are drawn;
the circumference of the fixing ring is flexibly adjusted in an extensible and extensible mode, so that the fixing ring can be suitable for BWFRP cable pipes with different pipe diameters;
the pipe connecting and installing device is simple in structure, simple in pipe connecting and installing, convenient to operate, free of hammering installation, high in installing speed, high in construction efficiency, few in installer and low in installing cost, and a pipe orifice is not damaged.
Drawings
Fig. 1 is a schematic view showing an operation state of the bfrp fiber braided cable protective tube connecting device of the present invention.
Fig. 2 is a schematic view of a first fixing ring structure of the bfrp fiber braided cable protective tube connecting device of the present invention.
Fig. 3 is a schematic view showing a second fixing ring structure of the bfrp fiber braided cable protective tube connecting device of the present invention.
Fig. 4 is a schematic view showing an installation structure of an extension joint of the bfrp fiber braided cable protective tube connecting device of the present invention.
Wherein:
the anti-slip device comprises a first fixing ring 1, a second fixing ring 2, an anti-slip layer 3, a fixing seat 4, a winch 5, a traction rope 6, a handle 7, an extension joint 8 and a positioning column 9;
a straight joint 101 and a cable tube 102.
Detailed Description
Referring to fig. 1 to 4, the connection device for the bfrp fiber braided cable protection tube according to the present invention comprises two independent semicircular fixing rings, a first fixing ring 1 and a second fixing ring 2;
one ends of the first fixing ring 1 and the second fixing ring 2 are connected in a traction way through a traction device, and the distance between the first fixing ring 1 and the second fixing ring 2 is controlled through the traction device. The traction device comprises a fixed seat 4 arranged at one end of a first fixed ring 1, a winch 5 and a handle 7 are rotatably arranged on the fixed seat 4, and the winch 5 and the handle 7 are connected through gear transmission; a traction rope 6 is wound on the winch 5, and the free end of the traction rope 6 is connected with one end of the second fixed ring 1; the rotating handle 7 drives the winch 5 to rotate so as to tighten or loosen the traction rope 6, thereby controlling the distance between the first fixing ring 1 and the second fixing ring 2;
the inner rings of the first fixing ring 1 and the second fixing ring 2 are provided with the anti-slip layer 3 made of rubber materials, so that the friction force between the inner ring of the fixing ring and the outer wall of the BWFRP cable tube can be improved, the slipping phenomenon during traction is prevented, the flexible contact between the inner ring of the fixing ring and the outer wall of the BWFRP cable tube can be improved, and the BWFRP cable tube is prevented from being easily damaged due to rigid contact;
the large-sized BWFRP fiber braided cable protective tube is large in tube diameter, and the circumference of the fixing ring is prolonged to adapt to the connection of the large-tube-diameter cable tube by arranging an extension part at the free end of the fixing ring. The extension part comprises an extension section 8, and positioning holes are formed in the two end faces of the extension section 8 and the end face of the free end of the fixed ring; the extension section 8 is arranged at the free end of the fixed ring in a mode of connecting the positioning column 9 in the positioning hole in a threaded manner, so that the purpose of prolonging the circumference of the fixed ring is realized; when the extension joint 8 is installed, the positioning column 9 is firstly arranged in the positioning hole at the free end of the fixed ring in a rotating way, then one end of the extension joint 8 is arranged on the positioning column 9 in a rotating way, the extension joint 8 is adjusted to be positioned in the same plane of the fixed ring, wherein the number of the extension joints 8 and the radian of a single extension joint 8 can be flexibly selected so as to adapt to BWFRP cable pipes with different pipe diameters;
during construction butt joint of BWFRP fiber braided cable protection pipes, rubber sealing rings are firstly arranged at two ends of a straight-through joint 101, and then the ends of two cable pipes 102 to be butt-jointed are aligned with two ports of the straight-through joint; according to the diameter of the cable tube, whether the extension joint 8 is installed or not is selected, and two fixing rings are respectively sleeved on the two cable tubes 102; the winch 5 is driven by the shaking handle 7 to tighten the traction rope 6, the upper ends of the two fixing rings are pulled to incline towards the middle, the plane of the fixing rings deviates from the normal plane of the cable tube, the pressure of the upper half ring and the lower half ring of the fixing rings on the upper half part and the lower half part of the cable tube is respectively increased, so that the friction force between the fixing rings and the cable tube is improved, and the purpose of gathering and butting the traction cable tube is realized under the action of opposite pulling force; in the traction tightening process, the center line centering of the butt joint cable pipe 102 is adjusted at any time according to the tightening tension, so that the butt joint cable pipe is smoothly stretched into the straight joint 101 to finish the butt joint construction.
By adopting the connecting device, the pipe connecting time is shortened from original 5 minutes to 1 minute, and the construction efficiency is improved by 80 percent; only two operators are needed for connection operation, and the personnel requirement is reduced by 50%; the hammering installation is not needed, the pipe orifice damage is avoided, the construction efficiency is improved, the construction cost is reduced, and the construction quality is improved.
In addition: it should be noted that the above embodiment is only one of the optimization schemes of this patent, and any modification or improvement made by those skilled in the art according to the above concepts is within the scope of this patent.
Claims (7)
- Bfrp fiber braided cable protective tube connecting apparatus characterized in that: comprises two independent semicircular fixing rings, a first fixing ring (1) and a second fixing ring (2); one ends of the first fixing ring (1) and the second fixing ring (2) are connected in a traction way through a traction device, and the distance between the first fixing ring (1) and the second fixing ring (2) is controlled through the traction device; the inner rings of the first fixing ring (1) and the second fixing ring (2) are provided with anti-slip layers (3).
- 2. The bfrp fiber braided cable protective tube connecting device of claim 1 wherein: the traction device comprises a fixed seat (4) arranged at one end of a first fixed ring (1), a winch (5) is arranged on the fixed seat (4), a traction rope (6) is wound on the winch (5), and the free end of the traction rope (6) is connected with one end of a second fixed ring (1).
- 3. The bfrp fiber braided cable protective tube connecting device of claim 2, wherein: the handle (7) is rotatably arranged on the fixing seat (4), and the handle (7) drives the winch (5) to rotate through gear transmission, so that the traction rope (6) is tightened or loosened.
- 4. The bfrp fiber braided cable protective tube connecting device of claim 1 wherein: the anti-slip layer (3) is made of rubber.
- 5. The bfrp fiber braided cable protective tube connecting device of claim 1 wherein: the free end of the fixing ring is provided with an extension part for prolonging the circumference of the fixing ring.
- 6. The bfrp fiber braided cable protective tube connecting device of claim 5, wherein: the extension part comprises an extension joint (8), and positioning holes are formed in the two end faces of the extension joint (8) and the end face of the free end of the fixed ring; the extension section (8) is mounted at the free end of the fixing ring in a mode of connecting the positioning column (9) in the positioning hole, so that the circumference of the fixing ring is prolonged.
- 7. The bfrp fiber braided cable protective tube connecting device of claim 6 wherein: the positioning column (9) is connected with the positioning hole through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311105572.1A CN117374854A (en) | 2023-08-30 | 2023-08-30 | Connecting device for BWFRP fiber braided cable protective tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311105572.1A CN117374854A (en) | 2023-08-30 | 2023-08-30 | Connecting device for BWFRP fiber braided cable protective tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117374854A true CN117374854A (en) | 2024-01-09 |
Family
ID=89397264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311105572.1A Pending CN117374854A (en) | 2023-08-30 | 2023-08-30 | Connecting device for BWFRP fiber braided cable protective tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117374854A (en) |
-
2023
- 2023-08-30 CN CN202311105572.1A patent/CN117374854A/en active Pending
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication |