CN110369635B - Portable bending tool for power grid outdoor operation - Google Patents
Portable bending tool for power grid outdoor operation Download PDFInfo
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- CN110369635B CN110369635B CN201910541492.8A CN201910541492A CN110369635B CN 110369635 B CN110369635 B CN 110369635B CN 201910541492 A CN201910541492 A CN 201910541492A CN 110369635 B CN110369635 B CN 110369635B
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- mounting seat
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- mounting plate
- bending tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/002—Bending wire other than coiling; Straightening wire by means of manually operated devices, e.g. pliers
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Abstract
The invention belongs to the technical field of auxiliary tools for power distribution networks, and particularly relates to a portable bending tool for outdoor operation of a power grid. The device comprises a mounting seat positioned at the bottom, a mounting plate positioned above the mounting seat, a support ring positioned between the mounting seat and the mounting plate, a sliding seat arranged outside the mounting seat, a lock pin used for detachably connecting the mounting plate to the mounting seat, a positioning cover and a bolt used for connecting the support ring to the mounting seat, and an operating rod used for driving the sliding seat to rotate; the portable bending tool for the outdoor operation of the power grid has the characteristics of simple structure, convenience in operation, time saving and labor saving, is small in overall structure, convenient to carry, free of space occupation, particularly suitable for being used in the outdoor field power distribution operation process, can be carried about, and improves the operation efficiency of outdoor operation personnel.
Description
Technical Field
The invention belongs to the technical field of auxiliary tools for power distribution networks, and particularly relates to a portable bending tool for outdoor operation of a power grid.
Background
At present, in the construction work of a power cable, in order to realize the effective connection of the power cable and power supply and utilization equipment such as an overhead line, a switch cabinet, a metering facility and the like, the power cable needs to be bent into a certain radian by external force, so that the trend of the power cable is effectively changed, namely the bending of the power cable. With the acceleration of the industrialization speed of small towns and the continuous push of the electrification construction pace of new rural areas, the standard requirements of power supply enterprises and power customers on the design, construction and maintenance of power facilities are higher and higher, the consciousness of safe power supply and utilization is gradually improved, and the use of power cables is gradually popularized. With the gradual increase of electrical loads of power customers and the recognition of safety, reliability and practicability of power cables by customers, the usage amount of power cables with large sections is increased sharply. In the process of cable construction and maintenance, due to the influence of factors such as process requirements or special construction section limitations, the cable is bent by means of external force to change the path so as to meet the erection requirements, and the bending workload of workers on the power cable is increased. In the conventional power cable bending process, an operator usually estimates the bending length and the curve radian in advance, and the cable is bent into a certain bending degree with the help of two hands and other parts of the body or more than two persons, so that great labor is consumed. When the cable section reaches 295 plus 120mm, the bending work can be finished by more than two persons through simultaneous matching operation, the bending time is long, when the cable section reaches 120mm or more, the bending is extremely difficult to finish manually by operating personnel, one end of the cable is fixed by means of a foreign object, then the other end of the cable is stressed to finish bending, certain difficulty and nonstandard process are caused for construction and maintenance of the power cable, and the sheath of the power cable is extremely easy to damage.
Disclosure of Invention
The invention aims to provide a portable bending tool for power grid outdoor operation, which is simple to operate and convenient to carry, can improve the outdoor operation efficiency and saves manpower.
In order to achieve the purpose, the invention adopts the following technical scheme.
A portable bending tool for outdoor operation of a power grid comprises a mounting seat positioned at the bottom, a mounting plate positioned above the mounting seat, a support ring positioned between the mounting seat and the mounting plate, a sliding seat arranged at the outer side of the mounting seat, a lock pin used for detachably connecting the mounting plate to the mounting seat, a positioning cover and a bolt used for connecting the support ring to the mounting seat, and an operating rod used for driving the sliding seat to rotate;
the mounting seat comprises a horizontal contact surface, and a cylindrical positioning column is arranged on the contact surface; a through hole is formed in the middle of the support ring and can be sleeved on the positioning column, a circle of limiting groove is formed in the outer circular surface of the support ring, and the section of the limiting groove is semicircular;
a lower guide bulge is arranged on one side of the mounting seat, an upper guide bulge is arranged at a corresponding position on the mounting plate, the lower guide bulge and the upper guide bulge are opposite, grooves are dug on the surfaces opposite to the two guide bulges after the mounting seat and the mounting plate are mounted, and the grooves at the two positions and the limiting grooves are spliced to form a first limiting channel; the upper guide bulge and the lower guide bulge are respectively provided with a pin hole along the vertical direction, the lock pin is of an inverted L-shaped structure, a vertical arm of the lock pin is inserted into the pin hole, and the lower end of the vertical arm is provided with a big head with the size exceeding the diameter of the pin hole; the mounting plate is provided with a through hole for the bolt to pass through;
the sliding seat is of a U-shaped structure, two arms of the U-shaped structure span the lower end face of the mounting seat and the upper end face of the mounting plate, a semicircular groove is formed in the middle of each arm, and the groove is opposite to the limiting groove so as to surround a second limiting channel; the outer side of the sliding seat is provided with a connecting hole/groove; the two limiting channels form a control path for playing the rope, so that the bending radius can be effectively controlled, and time and labor are saved.
The operating rod comprises a horizontal handle, a positioning arm and an operating arm, the positioning arm is perpendicular to the handle, the positioning arm can be rotatably inserted, a hole for supporting the positioning arm is formed in the middle of the positioning column, and the operating arm is downwards inserted into the connecting hole/groove.
The further optimization of portable instrument of bending for electric wire netting outdoor operations still includes, still includes unable adjustment base, unable adjustment base detachable connects the lower terminal surface at the mount pad, and unable adjustment base's lower extreme is provided with the ground stake of boring of awl point form.
The further optimization of the portable bending tool for the outdoor operation of the power grid further comprises that a connecting hole is formed in the lower end face of the mounting seat, and a connecting bulge or a connecting hole is formed in the fixing base.
The further optimization of portable instrument of bending for electric wire netting outdoor operations still includes, the up end of support ring is provided with the installation cavity, the installation cavity is located to the location lid.
The further optimization to electric wire netting outdoor operations with portable instrument of bending still includes, the location is covered the up end and is provided with the cooperation groove, the lower terminal surface of mounting panel is provided with the cooperation arch, and the protruding size of cooperation suits in order to block in the cooperation groove with the cooperation groove.
The further optimization of portable instrument of bending for electric wire netting outdoor operations still includes, be provided with swivel bearing between support ring and the reference column. The swivel bearing can make inside support ring can rotate, reduces the wearing and tearing destruction of this support ring in the operation process, improves the instrument life-span, also is more convenient for alternate the rope.
The further optimization of the portable bending tool for the outdoor operation of the power grid further comprises that ratchet structures are arranged on the contact surfaces of the inner sides of the two arms of the U-shaped sliding seat and the mounting plate, so that the sliding seat can only slide along a single direction. The ratchet structure can prevent the rope from rebounding after the hand is loosened or falls off in the playing process, and the safety of the tool and the bending efficiency are improved.
The further optimization of the portable bending tool for the outdoor operation of the power grid further comprises that the sliding seat is sleeved on the operating arm through the connecting hole/groove, and the size of the lower end of the operating arm is increased so as to clamp the sliding seat and prevent the sliding seat from falling.
The beneficial effects are that:
the portable bending tool for the outdoor operation of the power grid has the characteristics of simple structure, convenience in operation, time saving and labor saving, is small in overall structure, convenient to carry, free of space occupation, particularly suitable for being used in the outdoor field power distribution operation process, can be carried about, and improves the operation efficiency of outdoor operation personnel.
Drawings
FIG. 1 is a first assembly schematic diagram of a portable bending tool for outdoor operation of a power grid in an embodiment;
FIG. 2 is a schematic view showing the assembly of the portable bending tool for outdoor operation of the power grid in the embodiment II
FIG. 3 is a schematic structural diagram of a mounting seat of the portable bending tool for outdoor operation of the power grid in the embodiment;
fig. 4 is a schematic structural diagram of a mounting plate of the portable bending tool for outdoor operation of a power grid in the embodiment.
Detailed Description
The invention is described in detail below with reference to specific embodiments.
The invention relates to a portable bending tool for outdoor operation of a power grid, which is characterized in that a steel wire rope or an elastic rope is often used for fixing when a traction steel wire is installed and various power distribution facilities are fixed according to the requirement of the power grid operation, the end part of the rope is preferably connected in a metal binding or clamping manner by a clamp after being bent so as to prevent looseness, the existing problem is that the steel wire rope or the elastic rope needs to bear large tensile force, so the whole strength and high elasticity of the rope are high, the rope is difficult to operate in a manual mode, the force required by operation is generally reduced by using a large-diameter bending radius in actual work, and as a result, a long section of material at the end part of the rope is wasted, and even if a large-diameter bending mode is adopted, large operation force is still needed, and the steel rope is easy to rebound due to increasing elasticity during operation, injuring the operator or the power distribution equipment.
Based on the problems, the invention provides the portable bending tool for the outdoor operation of the power grid, which is convenient to carry, can improve the efficiency of outdoor operation of power distribution, simplifies the process and improves the operation safety.
As shown in fig. 1, the assembly diagram of the bending tool is shown, and the basic structure of the bending tool comprises a mounting seat 1 at the bottom, a mounting plate 2 above the mounting seat, a supporting ring 3 between the mounting seat 1 and the mounting plate 2, a sliding seat 4 arranged outside the mounting seat 1, a locking pin 5 for detachably connecting the mounting plate 2 to the mounting seat 1, a positioning cover 8 and a bolt 6 for connecting the supporting ring 3 to the mounting seat 1, and an operating rod 7 for driving the sliding seat 4 to rotate;
wherein, mount pad 1 is used for supporting overall structure, and it is better to adopt high strength material to make, and is special, for the distribution operation, avoids electrocuteeing the risk, adopts the insulating material of high strength or carries out insulating processing.
As shown in fig. 1 and 2, the mounting base 1 includes a horizontal contact surface 1a, and a cylindrical positioning post 1b is provided on the contact surface 1 a; a through hole 3c is formed in the middle of the support ring 3, the through hole 3c can be sleeved on the positioning column 1b, a circle of limiting groove 3a is formed in the outer circular surface of the support ring 3, and the section of the limiting groove 3a is semicircular;
as shown in fig. 2, 3 and 4, a lower guide protrusion 1C is arranged on one side of the mounting seat 1, an upper guide protrusion 2a is arranged on the corresponding position on the mounting plate 2, the lower guide protrusion 1C is opposite to the upper guide protrusion 2a after the mounting seat 1 and the mounting plate 2 are mounted, grooves B and C are dug on the surface opposite to the two guide protrusions, the grooves at the two positions and the limiting groove 2a are spliced to form a first limiting channel, preferably, the cross sections of the groove B, C and the limiting groove 2a are respectively set to be arc shapes of a quarter circle and a half circle, so that a circular limiting channel is formed after the three grooves are combined to be adaptive to the shape of a rope;
in order to connect the mounting seat 1 and the mounting plate 2 conveniently, a pin groove 2d is formed in the upper guide protrusion 2a in the vertical direction, a pin hole 1d is formed in the lower guide protrusion 1c in the vertical direction, the lock pin 5 is in an inverted L-shaped structure, a vertical arm 5a of the lock pin 5 is inserted into the pin hole and the pin groove, and a large head 5c with the size exceeding the diameter of the pin hole is arranged at the lower end of the vertical arm 5 a; a through hole 2c for the bolt 6 to pass through is arranged on the mounting plate 2;
during assembly, the positioning cover 8 is detachably connected to the upper end surface of the mounting base 1 by the bolts 6, so that the support ring 3 is disposed between the mounting base 1 and the positioning cover 8. Further, for the convenience of assembly, the upper end face of the support ring 3 is provided with a mounting cavity 3b, and the positioning cover 8 is arranged in the mounting cavity 3 b. The locating cover 8 upper end face is provided with cooperation groove 8a, and the lower terminal surface of mounting panel 2 is provided with cooperation arch 2b, and the protruding 2b size of cooperation suits so that can block in cooperation groove 8a with cooperation groove 8 a.
Further, a rotation bearing 10 is provided between the support ring 3 and the positioning post 1 b.
The operating rod 7 is matched with the sliding seat 4 to realize bending operation of structures such as a steel rope, the sliding seat 4 is of a U-shaped structure, two arms of the U-shaped structure cross the lower end face of the mounting seat 1 and the upper end face of the mounting plate 2, a semicircular groove 4a is formed in the middle of each arm, and the groove 4a is opposite to the limiting groove 3a to form a second limiting channel in a surrounding mode; the outer side of the sliding seat 4 is provided with a connecting hole/groove 4b for connecting with the operating rod 7, specifically, the operating rod 7 comprises a horizontal grip 7a, a positioning arm 7b and an operating arm 7c which are perpendicular to the grip 7a, the positioning arm 7b is rotatably inserted, a hole for supporting the positioning arm 7b is arranged in the middle of the positioning column 1b, and the operating arm 7c is downwards inserted into the connecting hole/groove 4 b.
The preferred embodiment is that the sliding seat 4 is sleeved on the operating arm 7c through the connecting hole/groove 4b, and the size of the lower end of the operating arm 7c is increased to clamp the sliding seat 4 to prevent slipping, so that the sliding seat 4 can be used integrally with the operating rod 7, thereby avoiding the loss of the sliding seat 4 with a small volume and reducing the assembly time.
Further, in order to facilitate bending and fixing the tool, the tool further comprises a fixing base 9, the fixing base 9 is detachably connected to the lower end face of the mounting seat 1, and a conical ground drilling pile 9a is arranged at the lower end of the fixing base 9. The lower end face of the mounting seat 1 is provided with a connecting hole, and the fixed base 9 is provided with a connecting bulge 9c or a hole. So as to facilitate the connection and disconnection of the stationary base 9 and the mount 1.
Furthermore, the contact surfaces of the inner sides of the two arms of the U-shaped sliding seat 4 and the mounting seat 1 and the mounting plate 2 are provided with ratchet structures, so that the sliding seat can only slide along a single direction.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. A portable bending tool for outdoor operation of a power grid is characterized by comprising a mounting seat (1) positioned at the bottom, a mounting plate (2) positioned above the mounting seat, a support ring (3) positioned between the mounting seat (1) and the mounting plate (2), a sliding seat (4) arranged on the outer side of the mounting seat, a lock pin (5) used for detachably connecting the mounting plate (2) to the mounting seat (1), a positioning cover (8) and a bolt (6) used for connecting the support ring (3) to the mounting seat (1), and an operating rod (7) used for driving the sliding seat (4) to rotate;
the mounting seat (1) comprises a horizontal contact surface (1 a), and a cylindrical positioning column (1 b) is arranged on the contact surface (1 a); a through hole is formed in the middle of the support ring (3), the through hole is sleeved on the positioning column (1 b), a circle of limiting groove (3 a) is formed in the outer circular surface of the support ring (3), and the section of the limiting groove (3 a) is semicircular;
a lower guide bulge (1 c) is arranged on one side of the mounting seat (1), an upper guide bulge (2 a) is arranged at a corresponding position on the mounting plate (2), the lower guide bulge (1 c) is opposite to the upper guide bulge (2 a) after the mounting seat (1) and the mounting plate (2) are mounted, grooves are dug on the surfaces opposite to the upper guide bulge and the lower guide bulge, and the grooves at the two positions and the limiting groove (3 a) are spliced to form a first limiting channel;
a pin groove is formed in the upper guide protrusion (2 a) in the vertical direction, a pin hole is formed in the lower guide protrusion (1 c) in the vertical direction, the lock pin (5) is of an inverted L-shaped structure, a vertical arm (5 a) of the lock pin (5) is inserted into the pin hole and the pin groove, and a large head (5 c) with the size exceeding the diameter of the pin hole is arranged at the lower end of the vertical arm (5 a); a through hole (2 c) for the bolt (6) to pass through is arranged on the mounting plate (2);
the sliding seat (4) is of a U-shaped structure, two arms of the U-shape cross the lower end face of the mounting seat (1) and the upper end face of the mounting plate (2), a semicircular groove (4 a) is formed in the middle of the two arms, and the semicircular groove (4 a) and the limiting groove (3 a) are oppositely spliced to form a second limiting channel; the outer side of the sliding seat (4) is provided with a connecting hole/groove (4 b);
the operating rod (7) comprises a horizontal grip (7 a), a positioning arm (7 b) perpendicular to the grip (7 a) and an operating arm (7 c) perpendicular to the grip, a hole for supporting the positioning arm (7 b) is formed in the middle of the positioning column (1 b), the positioning arm (7 b) can be rotatably inserted into the hole, and the operating arm (7 c) is downwards inserted into the connecting hole/groove (4 b);
the drilling device is characterized by further comprising a fixed base (9), wherein the fixed base (9) is detachably connected to the lower end face of the mounting seat (1), and a conical ground drilling pile (9 a) is arranged at the lower end of the fixed base (9).
2. The portable bending tool for the outdoor operation of the power grid is characterized in that a connecting hole is formed in the lower end face of the mounting base (1), and a connecting protrusion (9 b) is formed in the fixing base (9).
3. The portable bending tool for outdoor power grid operation according to claim 1, wherein the upper end face of the support ring (3) is provided with a mounting cavity (3 b), and the positioning cover (8) is arranged in the mounting cavity (3 b).
4. The portable bending tool for the outdoor operation of the power grid is characterized in that the upper end face of the positioning cover (8) is provided with a matching groove (8 a), the lower end face of the mounting plate (2) is provided with a matching protrusion (2 b), and the size of the matching protrusion (2 b) is matched with that of the matching groove (8 a) so as to be clamped in the matching groove (8 a).
5. The portable bending tool for outdoor power grid operation according to claim 1, wherein a rotary bearing (10) is arranged between the support ring (3) and the positioning column (1 b).
6. The portable bending tool for outdoor operation of power grids of claim 1, wherein the inner sides of the two arms of the U-shape of the sliding seat (4) are provided with ratchet structures on the contact surfaces of the mounting seat (1) and the mounting plate (2), so that the sliding seat can only slide along a single direction.
7. The portable bending tool for outdoor operation of power grid as claimed in claim 1, wherein the sliding seat (4) is sleeved on the operating arm (7 c) through a connecting hole/slot (4 b), and the lower end of the operating arm (7 c) is enlarged in size to clamp the sliding seat (4) to prevent slipping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910541492.8A CN110369635B (en) | 2019-06-21 | 2019-06-21 | Portable bending tool for power grid outdoor operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910541492.8A CN110369635B (en) | 2019-06-21 | 2019-06-21 | Portable bending tool for power grid outdoor operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110369635A CN110369635A (en) | 2019-10-25 |
| CN110369635B true CN110369635B (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910541492.8A Active CN110369635B (en) | 2019-06-21 | 2019-06-21 | Portable bending tool for power grid outdoor operation |
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| Country | Link |
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| CN (1) | CN110369635B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006130550A (en) * | 2004-11-09 | 2006-05-25 | Sanwa Denko Kk | Bender for electric wire |
| CN104368731B (en) * | 2014-11-12 | 2016-06-08 | 安徽方圆机电股份有限公司 | A kind of spring foot apparatus for bending of deformed spring |
| CN205104831U (en) * | 2015-10-29 | 2016-03-23 | 国家电网公司 | Pocket cable bent angle generater |
| CN206763673U (en) * | 2017-06-08 | 2017-12-19 | 宣化钢铁集团有限责任公司 | A kind of elbow processing device |
| CN207103682U (en) * | 2017-07-21 | 2018-03-16 | 贺州学院 | A kind of Mobile reinforcement bending apparatus |
| CN207899928U (en) * | 2018-02-24 | 2018-09-25 | 山东康久医疗科技有限公司 | Multifunctional manual pipe bender |
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2019
- 2019-06-21 CN CN201910541492.8A patent/CN110369635B/en active Active
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| CN110369635A (en) | 2019-10-25 |
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