CN113369349A - Manual grounding round steel bending tool and bending method thereof - Google Patents
Manual grounding round steel bending tool and bending method thereof Download PDFInfo
- Publication number
- CN113369349A CN113369349A CN202110420391.2A CN202110420391A CN113369349A CN 113369349 A CN113369349 A CN 113369349A CN 202110420391 A CN202110420391 A CN 202110420391A CN 113369349 A CN113369349 A CN 113369349A
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- Prior art keywords
- round steel
- steel
- bolt
- angle steel
- bending
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 183
- 239000010959 steel Substances 0.000 title claims abstract description 183
- 238000005452 bending Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910052742 iron Inorganic materials 0.000 claims abstract description 22
- 238000003466 welding Methods 0.000 claims description 12
- 238000010276 construction Methods 0.000 abstract description 8
- 230000001788 irregular Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 bolts Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/20—Bending sheet metal, not otherwise provided for
- B21D11/203—Round bending
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention relates to a manual grounding round steel bending tool and a bending method thereof, and belongs to the technical field of electric power construction tools and construction processes. The method comprises the following steps: go up the angle steel, lower angle steel, and one end articulate the action bars between last angle steel and lower angle steel, two first bolts set up along angle steel horizontal plane length direction interval and two first bolt tops all are equipped with the steel pipe, the outside connecting hole that is used for passing one of them first bolt is offered to action bars one end, an inboard connecting hole for installing the second bolt, the outside cover of second bolt is equipped with the bearing, the bolt hole has been seted up to the intermediate position department of lower angle steel perpendicular, the downthehole cartridge of bolt is used for fastening the third bolt in iron tower earth lead junction with lower angle steel. The round steel down lead can be bent according to the size of the site foundation and the tower body before the round steel grounding body is connected with the iron tower, so that the problem of irregular construction process of the grounding round steel is solved, and potential safety hazards can be greatly reduced.
Description
Technical Field
The invention relates to a manual grounding round steel bending tool and a bending method thereof, and belongs to the technical field of electric power construction tools and construction processes.
Background
Each base tower of the power line needs to be connected with a grounding device, and the conventional grounding device is basically a round steel grounding body. When foundation construction, need lay the round steel grounding body around pre-buried to the basis, reserve round steel and lead up the line and weld with round steel lead down the line, link to each other with the shaft tower through the ground connection yoke plate and form ground passage. When angle steel tower, steel-pipe pole and round steel downlead link to each other, receive iron tower basis outer along the influence, the round steel downlead can not be close to body of the tower and basis, refer to figure 1, not only have the potential safety hazard, and the aesthetic property is poor moreover.
In order to solve the above problems, the following two methods are mainly adopted to solve the above problems:
1. the round steel down lead is bent by the tower body or the tower material, and the bending process is rough, so that the round steel down lead is poor in connection effect, poor in attractiveness and potential safety hazard;
2. manual or electronic bender size, weight are great in the market, are inconvenient to carry to the job site.
Therefore, a manual grounding round steel bending tool and a bending method thereof which can solve the technical problems are urgently needed.
Disclosure of Invention
The round steel down-lead is bent according to the size of a site foundation and a tower body before a round steel grounding body is connected with an iron tower, so that the problem of irregular construction process of the round steel grounding body is solved, and potential safety hazards can be greatly reduced.
In order to achieve the purpose, the invention provides the following technical scheme:
manual ground connection round steel instrument of bending, its special character lies in including: the upper angle steel 1 and the lower angle steel 2 are arranged in an up-down symmetrical mode, one end of the operating rod 3 is hinged between the upper angle steel 1 and the lower angle steel 2, the upper angle steel 1 and the lower angle steel 2 are fastened into a whole through two first bolts, the operating rod 3 is hinged with one of the first bolts, the two first bolts are arranged at intervals along the length direction of an angle steel horizontal plane, steel pipes 6 are sleeved at the tops of the two first bolts, a channel 9 used for leading a wire 8 through round steel is arranged between the steel pipe 6 and an upper angle steel vertical plane 11, one end of the operating rod 3 is provided with an outer side connecting hole 4 used for penetrating through one of the first bolts, an inner side connecting hole 5 used for installing a second bolt 7, a bearing 10 is sleeved outside the second bolt 7, a bolt hole is formed in the middle position of the lower angle steel vertical plane 14, and a third bolt 15 used for fastening the lower angle steel 2 to a tower grounding lead connection position is inserted in the bolt hole;
preferably, the operating rod 3 is composed of round steel 12 and a long iron plate 13, the long iron plate 13 is welded at one end of the round steel 12, and the outer side connecting holes 4 and the inner side connecting holes 5 are arranged at intervals along the length direction of the long iron plate 13;
preferably, the round steel 12 is 50 cm in length and 1.8 cm in diameter, and the long iron plate 13 is 8 cm in length and 3 cm in width;
preferably, the height of the steel pipe 6 is 3 cm, and the steel pipe 6 is fastened and connected with the first bolt through a nut.
The bending method of the manual grounding round steel bending tool is characterized by comprising the following steps of:
1. fixed manual grounding round steel bending tool
Install manual ground connection round steel instrument of bending in angle steel tower or steel pipe pole's ground connection lead junction 16, specifically do: fastening the lower angle steel 2 in an earth bolt through hole 17 of an earth lead connecting part 16 of an angle steel tower or a steel pipe pole through a third bolt 15 and a nut;
2. measuring
Measuring the vertical distance h1 between the ground lead connection 16 and the upper surface of the step foundation 18;
measuring the linear distance h2 between the bottom of h1 and the edge of the upper surface of the step foundation 18;
measuring the step height h3 of the first step 20 on the step foundation 18;
measuring the step width h4 of the second step 19 on the step base 18;
measuring the step height h5 of the second step 19 on the step base 18;
measuring the distance h6 between the bottom of h5 and the round steel lead-in wire;
3. bending round steel down lead
The method comprises the following steps that a round steel down lead welding connection plate 21 is used as an initial position, 90-degree bending is respectively carried out when the round steel down lead welding connection plate reaches a position h1, a position h2, a position h3, a position h4 and a position h5, specifically, a round steel down lead 8 is placed in a channel 9, one end of the round steel down lead 8 penetrates through a position between a steel pipe 6 and a bearing 10, an operating rod 3 is rotated, and the round steel down lead 8 is bent;
4. dismantle manual ground connection round steel instrument of bending
After bending is finished, the manual grounding round steel bending tool is detached from the grounding lead connecting part 16 of the angle steel tower or the steel pipe pole;
5. installation round steel down lead
The bent round steel down lead 8 is placed on the step foundation 18, the round steel down lead welding connecting plate 21 is installed at the grounding lead connecting part 16, and the tail end of the round steel down lead 8 is connected with the round steel up lead.
Compared with the prior art, the invention has the beneficial effects that:
1. by utilizing the lever principle, the operation is labor-saving, and if the field needs, an extension rod can be sleeved on the operating rod, so that the field round steel bending is easily realized;
2. by utilizing the rotation characteristic of the bearing, the zinc coating is not damaged when the round steel is bent;
3. the steel tower grounding bolt punching tool is small, exquisite, light and convenient to carry, can fully utilize the iron tower grounding bolt to punch holes, can be provided with a manual grounding round steel bending tool, and is suitable for all angle steel towers and steel pipe poles;
4. the processing materials are common angle steel, round steel, bolts, iron plates and bearings, the manufacturing process is welding and tapping, the cost is low, and the manufacturing is simple;
5. the volume and the weight are small, the carrying is convenient, the time and the labor are saved, the operation is flexible, and the working efficiency is improved;
6. the bending angle is standard and beautiful, and the zinc coating is not damaged.
Drawings
FIG. 1 is a schematic structural diagram of a round steel down conductor which cannot abut against a tower body and a foundation in the prior art;
FIG. 2 is a schematic structural diagram of the manual grounding round steel bending tool installed at the grounding lead connection position;
FIG. 3 is a schematic structural diagram of the manual grounding round steel bending tool of the present invention;
FIG. 4 is a bending state diagram of the manual grounding round steel bending tool of the invention;
FIG. 5 is a schematic structural view of a round steel down lead bent by the present invention abutting against a tower body and a foundation;
in the figure: 1. upper angle steel; 2. lower angle steel; 3. an operating lever; 4. an outer side connecting hole; 5. an inner side connecting hole; 6. a steel pipe; 7. a second bolt; 8. leading the round steel down; 9. a channel; 10. a bearing; 11. an upper angle steel vertical plane; 12. round steel; 13. a long iron plate; 14. a lower angle steel vertical plane; 15. a third bolt; 16. a ground lead connection; 17. perforating the grounding bolt; 18. a step foundation; 19. a second step; 20. a first step; 21. and welding the connecting plate by the round steel down lead.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
Example 1
Referring to fig. 2-5, the electrode plate of the present embodiment includes upper angle steel 1 and lower angle steel 2 disposed in a vertical symmetry, the operating rod 3 is hinged to one end of the upper angle steel 1 and the lower angle steel 2, the upper angle steel 1 and the lower angle steel 2 are fastened into a whole through two first bolts, the operating rod 3 is hinged to one of the first bolts, the two first bolts are arranged at intervals along the length direction of an angle steel horizontal plane, steel pipes 6 are sleeved at the tops of the two first bolts, a channel 9 used for leading a wire 8 through a round steel is arranged between the steel pipe 6 and an upper angle steel vertical plane 11, one end of the operating rod 3 is provided with an outer side connecting hole 4 used for penetrating one of the first bolts and an inner side connecting hole 5 used for installing a second bolt 7, a bearing 10 is sleeved outside the second bolt 7, a bolt hole is formed in the middle position of the lower angle steel vertical plane 14, and a third bolt 15 used for fastening the lower angle steel 2 to a connection position of an iron tower grounding lead;
wherein: the operating rod 3 is composed of round steel 12 and a long iron plate 13, the long iron plate 13 is welded at one end of the round steel 12, and the outer side connecting holes 4 and the inner side connecting holes 5 are arranged at intervals along the length direction of the long iron plate 13; the round steel 12 is 50 cm in length and 1.8 cm in diameter, and the long iron plate 13 is 8 cm in length and 3 cm in width; the height of the steel pipe 6 is 3 cm, and the steel pipe 6 is tightly connected with the first bolt through a nut.
The bending method of the manual grounding round steel bending tool comprises the following steps:
1. install manual ground connection round steel instrument of bending in angle steel tower or steel pipe pole's ground connection lead junction 16, specifically do: fastening the lower angle steel 2 in an earth bolt through hole 17 of an earth lead connecting part 16 of an angle steel tower or a steel pipe pole through a third bolt 15 and a nut;
2. measuring the vertical distance h1 between the ground lead connection 16 and the upper surface of the step foundation 18;
measuring the linear distance h2 between the bottom of h1 and the edge of the upper surface of the step foundation 18;
measuring the step height h3 of the first step 20 on the step foundation 18;
measuring the step width h4 of the second step 19 on the step base 18;
measuring the step height h5 of the second step 19 on the step base 18;
measuring the distance h6 between the bottom of h5 and the lead-up wire of the round steel grounding body;
3. the method comprises the following steps that a round steel down lead welding connection plate 21 is used as an initial position, 90-degree bending is respectively carried out when the round steel down lead welding connection plate reaches a position h1, a position h2, a position h3, a position h4 and a position h5, specifically, a round steel down lead 8 is placed in a channel 9, one end of the round steel down lead 8 penetrates through a position between a steel pipe 6 and a bearing 10, an operating rod 3 is rotated, and the round steel down lead 8 is bent;
4. after bending is finished, the manual grounding round steel bending tool is detached from the grounding lead connecting part 16 of the angle steel tower or the steel pipe pole;
5. the bent round steel down lead 8 is placed on the step foundation 18, the round steel down lead welding connecting plate 21 is installed at the grounding lead connecting part 16, and the tail end of the round steel down lead 8 is connected with the round steel up lead.
According to the manual grounding round steel bending tool, the round steel lead is bent according to the size of a site foundation and a tower body before the round steel lead is connected with an iron tower, and the problem that the construction process of the grounding round steel is not standard is solved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Manual ground connection round steel instrument of bending, its characterized in that includes: the last angle steel that the longitudinal symmetry set up, lower angle steel, and one end articulate the action bars between last angle steel and the lower angle steel, go up angle steel and lower angle steel and pass through two first bolts fastening as an organic whole, the action bars is articulated mutually with one of them first bolt, two first bolts set up along angle steel horizontal plane length direction interval and two first bolt tops all overlap and are equipped with the steel pipe, be equipped with the passageway that is used for passing through the round steel downlead between steel pipe and the upper angle steel perpendicular, the outside connecting hole that is used for passing one of them first bolt is seted up to action bars one end, an inboard connecting hole for installing the second bolt, the outside cover of second bolt is equipped with the bearing, the bolt hole has been seted up to the intermediate position department of lower angle steel perpendicular, the downthehole cartridge of bolt is used for fastening the third bolt in iron tower ground connection department.
2. The manual grounding round steel bending tool as claimed in claim 1, wherein the operating rod is composed of round steel and a long iron plate, the long iron plate is welded at one end of the round steel, and the outer side connecting holes and the inner side connecting holes are arranged at intervals along the length direction of the long iron plate.
3. The hand-operated grounding round steel bending tool as claimed in claim 2, wherein the round steel is 50 cm in length and 1.8 cm in diameter, and the long iron plate is 8 cm in length and 3 cm in width.
4. The manually grounded round steel bending tool according to claim 1, wherein the height of the steel tube is 3 cm, and the steel tube is fastened and connected with the first bolt through a nut.
5. The method for bending a manually grounded round steel bending tool as claimed in any one of claims 1 to 4, comprising the steps of:
1) fixed manual grounding round steel bending tool
Install manual ground connection round steel instrument of bending in the ground connection lead junction of angle steel tower or steel pipe pole, specifically do: fastening the lower angle steel in a ground bolt through hole at a ground lead connecting part 16 of the angle steel tower or the steel pipe rod through a third bolt and a nut;
2) and measuring
Measuring the vertical distance h1 between the ground lead connection and the upper surface of the step foundation;
measuring the linear distance h2 between the bottom of h1 and the edge of the upper surface of the step foundation;
measuring the step height h3 of the first step 20 on the step basis;
measuring the step width h4 of the second step on the basis of the step;
measuring the step height h5 of the second step on the step basis;
measuring the distance h6 between the bottom of h5 and the lead-up wire of the round steel grounding body;
3) bending round steel down lead
The method comprises the following steps that a round steel down lead welding connection plate is used as an initial position, 90-degree bending is respectively carried out on the round steel down lead welding connection plate when the round steel down lead welding connection plate reaches a position h1, a position h2, a position h3, a position h4 and a position h5, specifically, the round steel down lead is placed in a channel, one end of the round steel down lead passes through a position between a steel pipe and a bearing, and an operating rod is rotated to bend the round steel down lead;
4) manual grounding round steel bending tool for disassembling
After bending is finished, the manual grounding round steel bending tool is detached from the grounding lead connection position of the angle steel tower or the steel pipe pole;
5) and installing round steel down lead
The round steel downlead after will bending is placed on the ladder basis, installs the round steel downlead welding yoke plate in ground lead junction department, and the round steel downlead is terminal to be connected with the round steel grounding body downlead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110420391.2A CN113369349A (en) | 2021-04-19 | 2021-04-19 | Manual grounding round steel bending tool and bending method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110420391.2A CN113369349A (en) | 2021-04-19 | 2021-04-19 | Manual grounding round steel bending tool and bending method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113369349A true CN113369349A (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110420391.2A Pending CN113369349A (en) | 2021-04-19 | 2021-04-19 | Manual grounding round steel bending tool and bending method thereof |
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| Country | Link |
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| CN (1) | CN113369349A (en) |
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| CN104368652A (en) * | 2014-10-17 | 2015-02-25 | 安徽天宇金属股份有限公司 | Cold roll forming device for stay wire ground anchor ring |
| CN105729028A (en) * | 2016-03-26 | 2016-07-06 | 国网山东省电力公司莱州市供电公司 | Electric wire post welding device and working method thereof |
| CN205380225U (en) * | 2015-11-02 | 2016-07-13 | 南通开发区升阳金属制品有限公司 | Steel wire bender |
| CN106424443A (en) * | 2016-09-21 | 2017-02-22 | 国家电网公司 | Iron tower grounding down lead bending device |
| CN208758512U (en) * | 2018-07-31 | 2019-04-19 | 青海万立建设有限公司 | A kind of power transmission pole tower ground down lead bending tool |
| CN209477161U (en) * | 2019-01-17 | 2019-10-11 | 张秀涛 | Electrical lead bending machine |
| CN111451340A (en) * | 2020-04-15 | 2020-07-28 | 丽水市莲都区万青五金厂 | Bending device for machining mechanical parts |
| CN111496094A (en) * | 2020-06-04 | 2020-08-07 | 国网湖南省电力有限公司 | Tool for manufacturing grounding wire of electrical equipment and application method thereof |
| CN211464396U (en) * | 2019-09-30 | 2020-09-11 | 上海宝冶集团有限公司 | Portable round steel ware of weibing bent |
-
2021
- 2021-04-19 CN CN202110420391.2A patent/CN113369349A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004034128A (en) * | 2002-07-05 | 2004-02-05 | Osawa Eng Co Ltd | Treatment method and treatment apparatus for lead wire |
| CN104368652A (en) * | 2014-10-17 | 2015-02-25 | 安徽天宇金属股份有限公司 | Cold roll forming device for stay wire ground anchor ring |
| CN205380225U (en) * | 2015-11-02 | 2016-07-13 | 南通开发区升阳金属制品有限公司 | Steel wire bender |
| CN105729028A (en) * | 2016-03-26 | 2016-07-06 | 国网山东省电力公司莱州市供电公司 | Electric wire post welding device and working method thereof |
| CN106424443A (en) * | 2016-09-21 | 2017-02-22 | 国家电网公司 | Iron tower grounding down lead bending device |
| CN208758512U (en) * | 2018-07-31 | 2019-04-19 | 青海万立建设有限公司 | A kind of power transmission pole tower ground down lead bending tool |
| CN209477161U (en) * | 2019-01-17 | 2019-10-11 | 张秀涛 | Electrical lead bending machine |
| CN211464396U (en) * | 2019-09-30 | 2020-09-11 | 上海宝冶集团有限公司 | Portable round steel ware of weibing bent |
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Application publication date: 20210910 |
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