CN113097932A - Threading assisting tool - Google Patents
Threading assisting tool Download PDFInfo
- Publication number
- CN113097932A CN113097932A CN202110449230.6A CN202110449230A CN113097932A CN 113097932 A CN113097932 A CN 113097932A CN 202110449230 A CN202110449230 A CN 202110449230A CN 113097932 A CN113097932 A CN 113097932A
- Authority
- CN
- China
- Prior art keywords
- threading
- wire
- frame
- opening
- pulley
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000002184 metal Substances 0.000 claims abstract description 30
- 229910052751 metal Inorganic materials 0.000 claims abstract description 30
- 229910052742 iron Inorganic materials 0.000 claims abstract description 22
- 239000007769 metal material Substances 0.000 claims abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005491 wire drawing Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- 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
Landscapes
- Guides For Winding Or Rewinding, Or Guides For Filamentary Materials (AREA)
Abstract
The utility model provides a supplementary instrument of threading, includes horn mouth formula electric wire introducing port, metal collapsible tube, pulley holder which characterized in that: the horn mouth formula electric wire introducing port is the metal material, metal collapsible tube's inner wall is smooth, pulley holder includes frame, four pulleys, and the iron frame is square iron wire frame, wherein: when the tool for assisting threading is in a use state, the inner frame opening of the pulley support enters the metal hose, the outer frame opening with the pulleys of the pulley support is arranged at the metal hose opening, and the pulley support extends into the embedded threading wire pipe. The tool for assisting in threading has the advantages that the structure of the tool for assisting in threading is simple, the tool for assisting in threading is convenient to manufacture, the insulating sheath of the electric wire is prevented from being damaged in the threading process, the friction resistance is reduced in the threading process, the threading is time-saving and labor-saving, and the working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of cable threading, in particular to a tool for assisting in threading.
Background
After the construction of the building main body structure is completed, threading is needed to be carried out on the reserved line box and the embedded PVC line pipe. Traditional raw pulling hard-dragging's method of threading electric wire is not only consuming time and difficultly to the electrician, and the line box of switch and jack is inlayed in the vertically wall body moreover, hardly guarantees at the threading in-process that pre-buried line box edge and pre-buried PVC spool edge do not destroy the insulating crust of electric wire.
The known methods of threading electrical wires therefore suffer from the various inconveniences and problems described above.
Disclosure of Invention
The invention aims to provide a threading assisting tool which is time-saving and labor-saving in threading.
In order to achieve the purpose, the technical solution of the invention is as follows:
the utility model provides a supplementary instrument of threading, includes horn mouth formula electric wire introducing port, metal collapsible tube, pulley holder which characterized in that:
the horn-mouth type wire lead-in opening is made of metal materials, the inner wall of the wire lead-in opening is smooth, the large opening end of the horn-mouth type wire lead-in opening is a threading opening, and the small opening end penetrates into the embedded threading wire pipe;
the inner wall of the metal hose is smooth, and the metal hose can be twisted at multiple angles;
the pulley support comprises a frame and four pulleys, the iron frame is a square iron wire frame, the square iron wire frame is provided with an inner frame opening and an outer frame opening, the four pulleys are respectively arranged in four frame iron wires of the outer frame opening, and the pulleys can freely rotate in the iron wires;
wherein: when the auxiliary threading tool is in a use state, an inner frame opening of the pulley support enters the metal hose, an outer frame opening with the pulleys of the pulley support is arranged at the opening of the metal hose, and the pulley support extends into the embedded threading wire pipe; the big mouth end of horn mouth formula electric wire introducing port arranges the pre-buried line box outside in the wall in to prevent pre-buried line box edge damage electric wire insulation crust, and the electric wire avoided reducing frictional resistance with pre-buried line box edge contact when passing through the horn mouth formula introducing port, the small mouth end of horn mouth formula electric wire introducing port penetrates in the threading wire pipe, treat that the threading wire penetrates the outer frame mouth that has the pulley of pulley bracket earlier, get into the threading wire pipe again in order to prevent pre-buried wire pipe edge damage electric wire insulation crust, the electric wire is the resistance reduction when passing through pulley department.
The threading aid tool of the present invention can be further implemented by the following technical means.
The threading assisting tool is characterized in that the metal hose is a stainless steel matt wire-drawing metal hose.
The threading aid tool, wherein the square wire frame has a certain strength.
The aforesaid instrument of supplementary threading, wherein the inside gimbal mouth and the outside gimbal mouth of square iron wire frame have certain distance between to square iron wire frame is stably installed in the wall reservation spool.
In an embodiment of the invention, the pulley is made of ceramic.
After the technical scheme is adopted, the tool for assisting in threading has the following advantages:
1. the threading tool has simple structure and convenient manufacture;
2. the insulating sheath of the electric wire is prevented from being damaged in the threading process, and the friction resistance is reduced in the threading process;
3. the threading is time-saving and labor-saving, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic view of an auxiliary threading tool according to an embodiment of the present invention;
fig. 2 is a schematic view of the use state of the threading assisting tool according to the embodiment of the invention.
In the figure: 1 wall, 2 pre-buried line box edges, 3 pre-buried PVC spool edges, 4 pre-buried line boxes, 5 pre-buried PVC spools, 6 fixed pulleys in horn mouth terminal, 7 horn mouth formula electric wire introducing ports, 8 wall electric wires, 10 pulley fixed bolsters, 11 stainless steel matt wire drawing metal collapsible tube, P is for placing pulley fixed bolster position, arrow point F is for pulling out the electric wire direction of exerting oneself.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
Example 1
The invention relates to a threading assisting tool, which comprises a bell mouth type electric wire introducing port, a metal hose and a pulley bracket.
Referring now to fig. 1, fig. 1 is a schematic view of a threading assisting tool according to an embodiment of the present invention. As shown in the figure, the horn-mouth type wire lead-in opening 7 is made of metal, the inner wall of the wire lead-in opening is smooth, the large-opening end of the horn-mouth type wire lead-in opening is a threading inlet, and the small-opening end penetrates into the pre-buried threading wire pipe;
the inner wall of the metal hose is smooth, and the metal hose can be twisted at multiple angles;
the pulley support comprises a frame and four pulleys, the iron frame is a square iron wire frame, the square iron wire frame is provided with an inner frame opening and an outer frame opening, the four pulleys are respectively arranged in four frame iron wires of the outer frame opening, and the pulleys can freely rotate in the iron wires;
wherein: when the auxiliary threading tool is in use, an inner frame opening of the pulley support enters the metal hose, an outer frame opening with pulleys of the pulley support is arranged at the opening of the metal hose, and the pulley fixing support 10 extends into the embedded threading wire pipe; the big mouth end of horn mouth formula electric wire introducing port arranges in the pre-buried line box 4 outsides in wall 1 to prevent pre-buried line box edge 2 from destroying the insulating crust of electric wire, and the electric wire has avoided reducing frictional resistance with pre-buried line box edge contact when passing through the horn mouth formula introducing port, the small-mouth end of horn mouth formula electric wire introducing port penetrates in the threading wire pipe, treat that wall-penetrating electric wire 8 penetrates the outer gimbal mouth that has the pulley of pulley support earlier, get into the threading wire pipe again in order to prevent pre-buried PVC spool edge 3 from destroying the insulating crust of electric wire, the electric wire is the resistance that reduces when passing through pulley department. The metal hose is a stainless steel matt wiredrawing metal hose 11. The square iron wire frame has certain strength. Certain distance is had between square iron wire frame's the inside casing frame mouth and the outside casing frame mouth to square iron wire frame is stably installed in the wall reservation spool. The pulley is made of ceramic.
Example 2
The invention relates to a manufacturing and using method of a threading assisting tool, which comprises the following steps:
1. a stainless steel matt wire drawing metal hose with a smooth inner wall (capable of rotating at multiple angles) is taken, and a horn mouth type electric wire introducing port (smooth inner wall) made of metal materials is fixedly arranged at one end of the stainless steel matt wire drawing metal hose. The other end is fixedly provided with a pulley block made of ceramic (the size is selected according to the use requirement, but the whole size is smaller than the inner diameter of the embedded PVC spool 5, so that the stainless steel matt wire drawing metal hose section can stretch into the spool.
2. An electrician stretches the pulley block end of the auxiliary tool into the embedded PVC wire pipe before threading the wire, and the horn mouth end is arranged on the outer side.
3. At the electric wire terminal, under electrician's pulling force effect, the electric wire gets into pre-buried line box and pre-buried PVC spool through appurtenance.
4. Threading in-process will install fixed pulley 6 one end of horn mouth terminal additional and stretch into pre-buried PVC spool inside to prevent pre-buried PVC spool edge from destroying the insulating crust of electric wire, and the electric wire reduces the resistance when passing through pulley department. The horn mouth type leading-in port at the other end keeps the outer side to prevent the edge of the embedded line box from damaging the insulating sheath of the electric wire, and the electric wire is prevented from contacting with the edge of the embedded line box when passing through the horn mouth type leading-in port, so that the friction resistance is reduced.
The tool for assisting in threading has the advantages of simple structure, convenience in manufacturing, time saving and labor saving, reduces friction resistance in the threading process, prevents the insulating sheath of the electric wire from being damaged in the threading process, and improves the working efficiency.
The above embodiments are provided only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes or modifications without departing from the spirit and scope of the present invention. Accordingly, all equivalents are intended to fall within the scope of the invention, which is defined in the claims.
Claims (5)
1. The utility model provides a supplementary instrument of threading, includes horn mouth formula electric wire introducing port, metal collapsible tube, pulley holder which characterized in that:
the horn-mouth type wire lead-in opening is made of metal materials, the inner wall of the wire lead-in opening is smooth, the large opening end of the horn-mouth type wire lead-in opening is a threading opening, and the small opening end penetrates into the embedded threading wire pipe;
the inner wall of the metal hose is smooth, and the metal hose can be twisted at multiple angles;
the pulley support comprises a frame and four pulleys, the iron frame is a square iron wire frame, the square iron wire frame is provided with an inner frame opening and an outer frame opening, the four pulleys are respectively arranged in four frame iron wires of the outer frame opening, and the pulleys can freely rotate in the iron wires;
wherein: when the auxiliary threading tool is in a use state, an inner frame opening of the pulley support enters the metal hose, an outer frame opening with the pulleys of the pulley support is arranged at the opening of the metal hose, and the pulley support extends into the embedded threading wire pipe; the big mouth end of horn mouth formula electric wire introducing port arranges the pre-buried line box outside in the wall in to prevent pre-buried line box edge damage electric wire insulation crust, and the electric wire avoided reducing frictional resistance with pre-buried line box edge contact when passing through the horn mouth formula introducing port, the small mouth end of horn mouth formula electric wire introducing port penetrates in the threading wire pipe, treat that the threading wire penetrates the outer frame mouth that has the pulley of pulley bracket earlier, get into the threading wire pipe again in order to prevent pre-buried wire pipe edge damage electric wire insulation crust, the electric wire is the resistance reduction when passing through pulley department.
2. The threading aid tool of claim 1, wherein the metal hose is a stainless steel matte-drawn metal hose.
3. The threading aid tool of claim 1 wherein the square wire frame has a strength.
4. The tool for assisting in threading of claim 1 wherein the inner and outer frame openings of the square wire frame are spaced apart to allow the square wire frame to be stably installed in the wall reserve tube.
5. The tool for assisting in threading of claim 1 wherein the pulley is made of ceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110449230.6A CN113097932A (en) | 2021-04-25 | 2021-04-25 | Threading assisting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110449230.6A CN113097932A (en) | 2021-04-25 | 2021-04-25 | Threading assisting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113097932A true CN113097932A (en) | 2021-07-09 |
Family
ID=76680241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110449230.6A Pending CN113097932A (en) | 2021-04-25 | 2021-04-25 | Threading assisting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113097932A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2018630A (en) * | 1978-04-07 | 1979-10-24 | Taylor Industries | Method and apparatus for dispensing fluid in a conduit |
| CN201408957Y (en) * | 2009-03-30 | 2010-02-17 | 中建一局集团第三建筑有限公司 | PVC pipe threading drag reduction protector |
| CN104184074A (en) * | 2014-08-05 | 2014-12-03 | 中冶天工集团有限公司 | Special pneumatic threading method for embedded pipe |
| CN109616954A (en) * | 2018-12-18 | 2019-04-12 | 中车建设工程有限公司 | A kind of troughing roller formula cable nozzle sheath device |
| CN212587977U (en) * | 2020-07-29 | 2021-02-23 | 启晗电力建设集团有限公司 | Cable poling lays structure |
-
2021
- 2021-04-25 CN CN202110449230.6A patent/CN113097932A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2018630A (en) * | 1978-04-07 | 1979-10-24 | Taylor Industries | Method and apparatus for dispensing fluid in a conduit |
| CN201408957Y (en) * | 2009-03-30 | 2010-02-17 | 中建一局集团第三建筑有限公司 | PVC pipe threading drag reduction protector |
| CN104184074A (en) * | 2014-08-05 | 2014-12-03 | 中冶天工集团有限公司 | Special pneumatic threading method for embedded pipe |
| CN109616954A (en) * | 2018-12-18 | 2019-04-12 | 中车建设工程有限公司 | A kind of troughing roller formula cable nozzle sheath device |
| CN212587977U (en) * | 2020-07-29 | 2021-02-23 | 启晗电力建设集团有限公司 | Cable poling lays structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210709 |
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| RJ01 | Rejection of invention patent application after publication |