CN110756701A - Electric power cable scissors - Google Patents
Electric power cable scissors Download PDFInfo
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- CN110756701A CN110756701A CN201911021792.XA CN201911021792A CN110756701A CN 110756701 A CN110756701 A CN 110756701A CN 201911021792 A CN201911021792 A CN 201911021792A CN 110756701 A CN110756701 A CN 110756701A
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- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000010008 shearing Methods 0.000 description 15
- 239000003381 stabilizer Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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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
- B21F11/00—Cutting wire
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- Engineering & Computer Science (AREA)
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Abstract
The invention relates to the technical field of power transmission lines, in particular to a power cable scissors which comprises a ratchet type cable scissors main body, wherein the front end of the ratchet type cable scissors main body is a scissors head, the rear end of the ratchet type cable scissors main body is provided with a fixed handle and a movable handle, the rear end of the ratchet type cable scissors main body is provided with a connecting rod group, the connecting rod group comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is rotatably connected to the tail end of the movable handle, one end of the second connecting rod is rotatably connected to the tail end of the fixed handle, the second connecting rod is rotatably connected with the other end of the first connecting rod, the second connecting rod and the movable handle form a three-connecting-rod mechanism, and the rotating connection position of the second connecting. This power cable scissors is effectual has reduced the staff and has sheared the loss of labour when the cable, has improved the convenience when ratchet formula cable is cut and is used.
Description
Technical Field
The invention relates to the technical field of power transmission lines, in particular to power cable scissors.
Background
The cable shears are special pliers for shearing cables, and two blades of the pliers are staggered and can be opened and closed. The cable scissors are large scissors and designed by utilizing the lever principle and the inverse ratio of pressure intensity to area. For the intensity, the convenience that strengthen the cable and cut, the cable is cut and is developed ratchet cable from traditional manual cable is cut, and hydraulic cable is cut, electronic hydraulic cable is cut, full-electric cable is cut again in succession.
Combine current equipment discovery, the shearing work of cable also can be accomplished to ratchet formula cable scissors under the condition that does not use electric power, has solved the inconvenient problem of connecting the power of field cable shearing work. When the existing ratchet type cable scissors are used for cutting cables in the field, due to the fact that the movable handle in the ratchet type cable scissors needs to do up-and-down reciprocating motion for a long time, a large amount of physical power needs to be consumed when workers cut the cables, moreover, the ratchet type cable shears are inconvenient to carry with a workbench to support because the cable shears are carried out in the field, so that workers can only place the ratchet type cable shears on the ground to operate when the cables are sheared in the field, the long-time squat on the ground to cut the cable is not only inconvenient, but also can further increase the labor loss of workers, and when the existing ratchet type cable is cut, because the cable produces the downward bending phenomenon easily when shearing at ratchet formula cable cut-off department for the cable is sheared the cross-section and is caused uneven phenomenon and take place, finally influences the quality that the cable was sheared.
Therefore, in view of the above, the present invention provides a pair of power cable scissors, which is developed and improved in view of the structure and the defects of the conventional ratchet type cable scissors, so as to achieve the purpose of having more practical value.
Disclosure of Invention
The invention provides a pair of electric power cable scissors which effectively reduce the labor loss of workers when the workers cut cables, improve the convenience of the ratchet type cable scissors in use and improve the section quality of the cut cables.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a power cable scissors, includes ratchet formula cable scissors main part, the front end of ratchet formula cable scissors main part is the scissors head, and the rear end is provided with fixed handle and activity handle, the linkage is installed to the rear end of ratchet formula cable scissors main part, the linkage includes first connecting rod, second connecting rod, the one end of first connecting rod is rotated and is connected the end of activity handle, the one end of second connecting rod is rotated and is connected the end of fixed handle, just the second connecting rod with the other end of first connecting rod is rotated and is connected, three link mechanism are constituteed jointly to first connecting rod, second connecting rod and activity handle, just the second connecting rod with the rotation junction of first connecting rod is connected with the rotation handle.
Through first connecting rod, the three-bar linkage that second connecting rod and activity handle are constituteed jointly, make the second connecting rod drive the activity handle through first connecting rod and carry out reciprocating motion from top to bottom when rotating, and be connected with the rotation handle in the rotation junction of second connecting rod and first connecting rod, it is more convenient when rotating to make the second connecting rod, thereby make ratchet formula cable cut need not to carry out reciprocating operation from top to bottom again when cuting the cable, only need to wave this shearing work that rotates the handle and can accomplish the cable, the effectual staff's loss of labour when cuting the cable that has reduced.
Furthermore, one side of the fixed handle is fixedly connected with a handle. When the ratchet type cable scissors are used for cutting cables, one hand of an operator shakes the rotating handle, and the other hand of the operator grips the handle, so that the operator shakes the rotating handle to cut the cables more conveniently.
Furthermore, the outer circumferential surface of the rotary handle is provided with anti-slip stripes in an annular array shape, so that the rotary handle has good friction force, and an operator can hold the rotary handle tightly to prevent the rotary handle from falling off in the shaking process.
Further, the scissors head comprises a fixed knife and a movable knife, and one side of the knife edge of the fixed knife is fixedly connected with a cambered surface supporting block. Through the setting of cambered surface supporting shoe, can obtain the effective support of certain length when making the cable place ratchet formula cable scissors department to make the cable cut the cross-section and be difficult to produce uneven phenomenon, improved the cross-section quality that the cable was cuted.
Further, the bottom threaded connection of main part is cut to ratchet formula cable has strutting arrangement, strutting arrangement includes square pillar, slip pillar, the bottom of square pillar is equipped with the stabilizer blade, square spout has been seted up to the bottom face of slip pillar, square spout inside with the outside slip of square pillar cup joints, the top of slip pillar with the bottom threaded connection of main part is cut to ratchet formula cable.
Furthermore, one side of the sliding support is provided with a bulge, the bulge is provided with a threaded through hole communicated with the square sliding groove, the supporting device is provided with a fastening hand wheel, one side of the fastening hand wheel is fixedly provided with a screw rod, the screw rod is in threaded connection with the threaded through hole formed by the bulge, and when the fastening hand wheel is tightly attached to the square support, the sliding support is in a fixed state on the square support.
When shearing the cable, become flexible through manual with fastening hand wheel, make the slip pillar slide the adjustment through square spout on square pillar and cut the support height of main part to ratchet formula cable, make strutting arrangement's height carry out nimble regulation according to different staff's use height, screw up the fastening hand wheel after the adjustment finishes again, make the slip pillar be fixed state on square pillar, the stabilizer blade of square pillar bottom makes ratchet formula cable cut the main part and can stand the operation when using in addition. Utilize above-mentioned strutting arrangement, need not long-time squat and cut on the ground, further reduced staff labour's loss when cuting the cable, improved the convenience when ratchet formula cable is cut and is used.
Furthermore, the bottom of the square pillar is in an annular array shape and is fixedly connected with three support legs. This kind of stabilizer blade setting can provide firm triangular supports to ratchet formula cable scissors main part, makes ratchet formula cable scissors main part can cut the cable work steadily.
Further, the bottom fixedly connected with connecting block of ratchet formula cable shear main part, the bottom face of connecting block has seted up the screw thread blind hole, the top of slip pillar is provided with the threaded rod, threaded rod and screw thread blind hole threaded connection. After the ratchet type cable scissors are used up, the supporting device can be manually detached from the bottom of the ratchet type cable scissors main body, so that the ratchet type cable scissors are more convenient to carry.
The invention has the beneficial effects that:
according to the invention, the connecting rod group can reciprocate up and down on the movable handle of the ratchet type cable scissors main body by swinging the rotating handle, so that the ratchet type cable scissors do not need to reciprocate up and down when cutting cables, the cable cutting work can be completed only by swinging the rotating handle, and the labor loss of workers when cutting the cables is effectively reduced; according to the ratchet type cable scissors, the cambered surface supporting block is arranged at the fixed cutter opening of the ratchet type cable scissors body, so that a cable can be effectively supported by a certain length when being placed at the ratchet type cable scissors opening, the shearing section of the cable is not easy to generate the phenomenon of irregularity, and the shearing section quality of the cable is improved; according to the ratchet type cable scissors, the supporting height of the ratchet type cable scissors body can be adjusted through the supporting device, so that the height of the supporting device can be flexibly adjusted according to the using heights of different workers, long-time squat on the ground is not needed for shearing, the labor loss of the workers during cable shearing is further reduced, and the using convenience of the ratchet type cable scissors is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a ratchet type cable cutter body;
FIG. 3 is a schematic structural view of the supporting device;
FIG. 4 is a schematic cross-sectional view of FIG. 3;
in the figure: 1-ratchet type cable scissors main body, 101-fixed handle, 102-movable handle, 103-fixed cutter, 104-movable cutter, 2-first connecting rod, 3-second connecting rod, 4-handle, 5-rotating handle, 6-cambered surface supporting block, 7-square supporting column, 8-sliding supporting column, 801-square sliding chute, 802-threaded rod, 803-bulge, 9-supporting leg, 10-connecting block and 11-fastening hand wheel.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
as shown in fig. 1-4, the invention provides an electric power cable scissors, which comprises a ratchet type cable scissors main body 1, wherein the front end of the ratchet type cable scissors main body 1 is a scissors head, the rear end of the ratchet type cable scissors main body 1 is provided with a fixed handle 101 and a movable handle 102, the movable handle 102 is arranged above the fixed handle 101, the rear end of the ratchet type cable scissors main body 1 is provided with a connecting rod set, the connecting rod set comprises a first connecting rod 2 and a second connecting rod 3, one end of the first connecting rod 2 is rotatably connected to the tail end of the movable handle 102 through a pin shaft, one end of the second connecting rod 3 is rotatably connected to the tail end of the fixed handle 101 through a pin shaft, the other side of the tail end of the fixed handle 101 is fixedly connected with a handle 4, the second connecting rod 3 is rotatably connected with the other end of the first connecting rod 2 through a rotating shaft, the first connecting rod 2, the second connecting rod 3 and the movable handle 102 jointly form a three-bar mechanism, the outer circumferential surface of the rotating grip 5 is provided with anti-skid stripes in an annular array shape.
First connecting rod 2, three link mechanism are constituteed jointly to second connecting rod 3 and activity handle 102, make second connecting rod 3 drive activity handle 102 through first connecting rod 2 when rotating and carry out reciprocating motion from top to bottom, and rotate the junction at the pivot of second connecting rod 3 and first connecting rod 2 and be connected with rotation handle 5, it is more convenient when rotating to make second connecting rod 3, thereby make ratchet formula cable cutter need not to carry out reciprocating operation from top to bottom again when cuting the cable, only need to wave this rotation handle 5 and can accomplish the shearing work of cable, the effectual staff's that has reduced when cuting the cable labour loss.
In the present embodiment, ratchet type cable shears body 1 is J95 type ratchet type cable shears.
In this embodiment, a handle 4 is fixedly connected to one side of the fixed handle 101, and when the ratchet type cable cutter is used for cutting a cable, one hand of an operator swings the rotating handle 5, and the other hand holds the handle 4, so that the operator swings the rotating handle 5 to cut the cable more conveniently.
In this embodiment, the outer circumferential surface of the rotating grip 5 is provided with the anti-slip stripes in an annular array, so that the rotating grip 5 can be gripped by an operator with a good friction force to prevent the operator from falling off during the shaking process.
Referring to fig. 1 and 2, the scissor head comprises a fixed knife 103 and a movable knife 104, one side of the knife edge of the fixed knife 103 is fixedly connected with an arc supporting block 6, the width of the arc supporting block 6 is 5cm-7cm, and the cable can be effectively supported by a certain length when being placed at the scissor edge of the ratchet type cable through the arrangement of the arc supporting block 6, so that the shearing section of the cable is not easy to generate the phenomenon of irregularity, and the shearing section quality of the cable is improved.
Referring to fig. 3 and 4, the bottom of the ratchet type cable shear body 1 is connected with a supporting device through a thread, the supporting device includes a square pillar 7 and a sliding pillar 8, the bottom of the square pillar 7 is fixedly connected with three legs 9 in an annular array, the bottom end surface of the sliding pillar 8 is provided with a square sliding groove 801, the inside of the square sliding groove 801 is slidably sleeved with the outside of the square pillar 7, the length of the square sliding groove 801 accounts for nine tenths of the length of the sliding pillar 8, the top of the sliding pillar 8 is fixed with a threaded rod 802, the bottom of the ratchet type cable shear body 1 is fixedly connected with a connecting block 10, the bottom end surface of the connecting block 10 is provided with a threaded blind hole, the threaded rod 802 is in threaded connection with the threaded blind hole, one side of the sliding pillar 8 is provided with a protrusion 803, and the center of the protrusion 803 is provided with a threaded, a screw is fixed on one side of the fastening hand wheel 11, the screw is in threaded connection with a threaded through hole formed in the protrusion 803, and when the fastening hand wheel 11 is tightly attached to the square support 7, the sliding support 8 is fixed on the square support 7.
When the cable is cut, the fastening hand wheel 11 is loosened manually, the sliding support 8 is enabled to slide on the square support 7 through the square sliding groove 801 to adjust the supporting height of the ratchet type cable cutter main body 1, the height of the supporting device can be flexibly adjusted according to the using heights of different workers, the fastening hand wheel 11 is screwed after the adjustment is finished, the sliding support 8 is in a fixed state on the square support 7, and the three support legs 9 at the bottom of the square support 7 enable the ratchet type cable cutter main body 1 to be operated in a standing mode when in use. Utilize above-mentioned strutting arrangement, need not long-time squat and cut on the ground, further reduced staff labour's loss when cuting the cable, improved the convenience when ratchet formula cable is cut and is used.
In this embodiment, the bottom of the square pillar 7 is an annular array shape and is fixedly connected with three support legs 9, and the support leg arrangement can provide stable triangular support for the ratchet type cable cutter main body 1, so that the ratchet type cable cutter main body 1 can stably cut cables.
In this embodiment, the sliding support 8 of the supporting device is connected with the connecting block 10 at the bottom of the ratchet type cable cutter main body 1 through the threaded rod 802 in a threaded manner, and after the ratchet type cable cutter is used up, the supporting device can be detached from the bottom of the ratchet type cable cutter main body 1 through manual operation, so that the ratchet type cable cutter is more convenient to carry.
The specific use mode and function of the embodiment are as follows:
when the ratchet type cable shear is used, the supporting device is connected to the connecting block 10 at the bottom of the ratchet type cable shear main body 1 in a threaded mode through the threaded rod 802 at the top end of the sliding support column 8, then the supporting device is placed on the ground through the three supporting legs 9, the fastening hand wheel 11 is loosened manually, the sliding support column 8 is adjusted in a sliding mode on the square support column 7 through the square sliding groove 801, the height of the sliding support column 8 can be flexibly adjusted according to the required height, after the height of the sliding support column 8 is adjusted, the fastening hand wheel 11 is screwed manually, the sliding support column 8 is in a fixed state on the square support column 7, the ratchet type cable shear main body 1 can be operated in a standing mode when in use, long-time squatting on the ground for shearing is not needed, labor force loss of workers when shearing cables is reduced, and convenience in use of the ratchet type cable shear is improved; when the cable is cut, one end of the cable to be cut is inserted between two knife edges of the fixed knife 103 and the movable knife 104 in the ratchet type cable cutter main body 1, and the part of the cable to be cut is not bent under the influence of gravity under the action of the cambered surface supporting block 6, so that the phenomenon that the cut section of the cable is not neat easily occurs, and the cut section quality of the cable is improved; after the cable is inserted between two knife edges in the ratchet type cable scissors main body 1, the handle 4 is held by the left hand of a worker, then the rotating handle 5 is held by the right hand, then the rotating handle 5 is shaken by the right hand, the second connecting rod 3 rotates, the first connecting rod 2 drives the movable handle 102 to do up-and-down reciprocating motion through the rotation of the second connecting rod 3, the movable knife 104 in the ratchet type cable scissors main body 1 is continuously close to the fixed knife 103 through the movable handle 102 doing up-and-down reciprocating motion, the cable is finally cut off, so that the ratchet type cable scissors do not need to do up-and-down reciprocating operation when cutting the cable, the cable can be cut only by rotating the handle 5, and the labor loss of the worker when cutting the cable is effectively reduced.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. The utility model provides a power cable scissors, includes ratchet formula cable scissors main part, the front end of ratchet formula cable scissors main part is the scissors head, and the rear end is provided with fixed handle and activity handle, its characterized in that, the linkage is installed to the rear end of ratchet formula cable scissors main part, the linkage includes first connecting rod, second connecting rod, the one end of first connecting rod is rotated and is connected the end of activity handle, the one end of second connecting rod is rotated and is connected the end of fixed handle, just the second connecting rod with the other end of first connecting rod is rotated and is connected, three link mechanism are constituteed jointly to first connecting rod, second connecting rod and activity handle, just the second connecting rod with the rotation junction of first connecting rod is connected with the rotation handle.
2. The pair of power cable scissors according to claim 1, wherein a handle is fixedly connected to one side of the fixed handle.
3. The pair of power cable scissors according to claim 1, wherein the outer circumferential surface of the rotating grip is provided with anti-slip strips in an annular array.
4. The electric power cable scissors according to any one of claims 1 to 3, wherein the scissors head comprises a fixed knife and a movable knife, and one side of the knife edge of the fixed knife is fixedly connected with an arc supporting block.
5. The electric power cable scissors as claimed in any one of claims 1 to 3, wherein the ratchet type cable scissors main body is screwed with a supporting device at the bottom, the supporting device comprises a square pillar and a sliding pillar, the bottom of the square pillar is provided with a support leg, the bottom end surface of the sliding pillar is provided with a square sliding groove, the inside of the square sliding groove is slidably sleeved with the outside of the square pillar, and the top of the sliding pillar is screwed with the bottom of the ratchet type cable scissors main body.
6. The pair of electric power cable scissors according to claim 5, wherein a protrusion is formed on one side of the sliding support, the protrusion is provided with a threaded through hole communicated with the square sliding groove, the supporting device is provided with a fastening hand wheel, a screw rod is fixed on one side of the fastening hand wheel, the screw rod is in threaded connection with the threaded through hole formed in the protrusion, and when the fastening hand wheel is tightly attached to the square support, the sliding support is fixed on the square support.
7. The scissors of claim 5 wherein the square support has three legs fixedly attached to the bottom thereof in an annular array.
8. The electric power cable scissors as claimed in claim 5, wherein the ratchet type cable scissors main body is fixedly connected with a connecting block at the bottom, a blind threaded hole is formed in the bottom end face of the connecting block, a threaded rod is arranged at the top of the sliding support, and the threaded rod is in threaded connection with the blind threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911021792.XA CN110756701A (en) | 2019-10-25 | 2019-10-25 | Electric power cable scissors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911021792.XA CN110756701A (en) | 2019-10-25 | 2019-10-25 | Electric power cable scissors |
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| Publication Number | Publication Date |
|---|---|
| CN110756701A true CN110756701A (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911021792.XA Pending CN110756701A (en) | 2019-10-25 | 2019-10-25 | Electric power cable scissors |
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| CN (1) | CN110756701A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178327A (en) * | 2022-06-30 | 2022-10-14 | 北京博德世达石油技术股份有限公司 | Eccentric roller sleeve outer cement sheath crusher |
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| CN2634195Y (en) * | 2003-06-30 | 2004-08-18 | 苏春刚 | Power booster |
| CN203574490U (en) * | 2013-11-28 | 2014-04-30 | 王成光 | Four-bar mechanism power machine |
| CN105253561A (en) * | 2015-10-30 | 2016-01-20 | 重庆界石仪表有限公司 | Ratchet wheel type conveying device for manufacturing pressure gauges |
| CN205629511U (en) * | 2016-04-27 | 2016-10-12 | 乐清市黑马工具有限公司 | Economize electric power cable shearing mechanism |
| CN205732719U (en) * | 2016-05-06 | 2016-11-30 | 宁夏鸿图互联网科技有限公司 | A kind of cable cutter |
| CN210996220U (en) * | 2019-10-25 | 2020-07-14 | 广东电网有限责任公司 | Electric power cable scissors |
-
2019
- 2019-10-25 CN CN201911021792.XA patent/CN110756701A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2539881Y (en) * | 2002-03-26 | 2003-03-12 | 李林杰 | Lever power-increasing driver |
| CN2634195Y (en) * | 2003-06-30 | 2004-08-18 | 苏春刚 | Power booster |
| CN203574490U (en) * | 2013-11-28 | 2014-04-30 | 王成光 | Four-bar mechanism power machine |
| CN105253561A (en) * | 2015-10-30 | 2016-01-20 | 重庆界石仪表有限公司 | Ratchet wheel type conveying device for manufacturing pressure gauges |
| CN205629511U (en) * | 2016-04-27 | 2016-10-12 | 乐清市黑马工具有限公司 | Economize electric power cable shearing mechanism |
| CN205732719U (en) * | 2016-05-06 | 2016-11-30 | 宁夏鸿图互联网科技有限公司 | A kind of cable cutter |
| CN210996220U (en) * | 2019-10-25 | 2020-07-14 | 广东电网有限责任公司 | Electric power cable scissors |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115178327A (en) * | 2022-06-30 | 2022-10-14 | 北京博德世达石油技术股份有限公司 | Eccentric roller sleeve outer cement sheath crusher |
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