CN210297089U - Combined knife glue stripping device for ten kilovolt overhead line - Google Patents
Combined knife glue stripping device for ten kilovolt overhead line Download PDFInfo
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- CN210297089U CN210297089U CN201921247643.0U CN201921247643U CN210297089U CN 210297089 U CN210297089 U CN 210297089U CN 201921247643 U CN201921247643 U CN 201921247643U CN 210297089 U CN210297089 U CN 210297089U
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- stripping device
- overhead line
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Abstract
A combined knife glue stripping device for ten kilovolt overhead lines comprises a support, wherein a first supporting part is formed by extending the upper end of the support rightwards, a moving cutting assembly is arranged on the first supporting part, a second supporting part is formed by extending the lower end of the support rightwards, and a positioning assembly for positioning the overhead lines is arranged on the second supporting part; the lower end of the moving cutting assembly is provided with an upper longitudinal cutter, the upper end of the positioning assembly is provided with a lower longitudinal cutter, the upper longitudinal cutter and the lower longitudinal cutter are arranged oppositely, one side of the moving cutting assembly is provided with an upper ring cutter, one side of the positioning assembly is provided with a lower ring cutter, and the upper ring cutter and the lower ring cutter are arranged oppositely; the motion cutting assembly moves downwards, the upper longitudinal cutter and the lower longitudinal cutter longitudinally cut the overhead line, and the upper ring cutter and the lower ring cutter perform annular cutting on the overhead line. Through the stripping device, the insulation layer of the overhead line can be quickly cut, the time of high-altitude operation is saved, the stripping operation difficulty can be simplified, and the labor intensity is reduced.
Description
Technical Field
The invention relates to the field of mechanical cutting, in particular to a combined knife glue stripping device for a ten kilovolt overhead line.
Background
Overhead lines are the most common devices used in life to transmit electric power, and generally comprise conducting wires, towers, lightning conductors, grounding devices and the like.
At present, an external wire electrician must strip a section of insulating layer from a ten-kilovolt overhead wire in the installation process of the ten-kilovolt overhead wire, and cannot damage an internal wire in the stripping process. The existing traditional stripping method mostly adopts modes such as an electrician knife or a spiral cutting knife to strip glue, but consumes time and labor with the electrician knife, and when the spiral cutting knife is used for cutting, the insulating clothing is easily scraped in the rotating process, the rotating acting force is very large, and potential safety hazards exist.
At present, when the overhead line live-line work rush repair is promoted, due to the fact that time is urgent, higher requirements are put forward for operating technicians and tools, the live-line work technicians wear insulating clothes, wear safety helmets and wear three-double insulating gloves with hands, especially at high temperature in summer, the bodies of the operating workers bear very large pressure, ordinary electrician knives consume time and labor, and therefore the overhead line live-line work rush repair cannot be carried out at high temperature in summer for a long time. In cold winter, the hardness of the overhead line insulating layer is greatly improved, so that the requirement on a glue stripping tool is higher, if the overhead line insulating layer is hard, or the overhead line is thin, or the overhead line which is subjected to hot melting is difficult to strip, and meanwhile, the internal lead cannot be damaged during operation. Therefore, the strength of the existing electrician knife is very difficult to control when the glue stripping operation is carried out, the knife is very easy to slip off to hurt hands, the safety cannot be guaranteed, the operation requirement is very high, and the strength is very high.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the combined knife glue stripping device for the ten kilovolt overhead wires, which can be used for stripping glue from the overhead wires and is time-saving and labor-saving.
The technical scheme for solving the technical problem is as follows: the combined knife glue stripping device for the ten kilovolt overhead line comprises a support, wherein a first supporting part is formed by extending the upper end of the support rightwards, a moving cutting assembly moving up and down is arranged on the first supporting part, a second supporting part is formed by extending the lower end of the support rightwards, and a positioning assembly used for positioning the overhead line is arranged on the second supporting part;
the lower end of the moving cutting assembly is provided with an upper longitudinal cutter, the upper end of the positioning assembly is provided with a lower longitudinal cutter, the upper longitudinal cutter and the lower longitudinal cutter are arranged oppositely, one side of the moving cutting assembly is provided with an upper ring cutter, one side of the positioning assembly is provided with a lower ring cutter, and the upper ring cutter and the lower ring cutter are arranged oppositely;
the movable cutting assembly moves downwards, the upper longitudinal cutter and the lower longitudinal cutter longitudinally cut the overhead line, and the upper ring cutter and the lower ring cutter perform annular cutting on the overhead line.
Preferably, the motion cutting assembly comprises a progressive bolt, a hand wheel and a motion cutting head, the progressive bolt is arranged on the first supporting part in a penetrating mode, the hand wheel is connected with the upper end of the progressive bolt, the hand wheel rotates to control the progressive bolt to move up and down, the motion cutting head is connected with the lower end of the progressive bolt, the upper longitudinal cutter is located at the lower end of the motion cutting head, and the upper ring cutter is located on one side of the motion cutting head.
Preferably, the support is provided with a ball linear guide rail, the motion cutting head is provided with a sliding block, and the sliding block is matched with the ball linear guide rail.
Preferably, the two sides of the hand wheel are provided with the power-assisted rods, and the upper end of the hand wheel is provided with the wrench screwing hole.
Preferably, the positioning assembly comprises a positioning seat, a U-shaped elastic sheet and two positioning clamping sheets, the positioning seat is fixed on the second supporting part, the U-shaped elastic sheet is fixedly arranged on the positioning seat, the two positioning clamping sheets are respectively clamped on the left side and the right side of the U-shaped spring and symmetrically arranged, the lower longitudinal cutter is fixedly arranged on the positioning seat, the lower longitudinal cutter is positioned at the symmetrical center position of the two positioning clamping sheets, and the lower annular cutter is fixedly arranged on one side of the positioning seat.
Preferably, the positioning clip is provided with a clamping groove, and two sides of the U-shaped elastic sheet are clamped into the clamping groove.
Preferably, the moving cutting head is provided with a first limit groove, the upper ring cutter is clamped into the first limit groove, the upper ring cutter is abutted against a first fixed cover, and the first fixed cover is provided with a first profiling cavity matched with the upper ring cutter.
Preferably, the positioning seat is provided with a second limiting groove, the lower ring cutter is clamped into the second limiting groove, the lower ring cutter is abutted against a second fixing cover, and a second profiling cavity matched with the lower ring cutter is arranged on the second fixing cover.
Preferably, a separation knife for separating the overhead wire insulation layer is further provided at the lower end of the second support part.
Preferably, the tail end of the stepped bolt is further provided with a gasket and a thrust bearing.
When the automatic centering device is used, an overhead line is placed into two positioning clamps for automatic centering and clamping, then the hand wheel is rotated clockwise, the upper longitudinal cutter and the upper ring cutter cut into the insulating layer under the acting force of the stepping bolt, meanwhile, the lower longitudinal cutter and the lower ring cutter on the positioning seat cut into the insulating layer, and the stepping is carried out until each blade touches a wire, so that the stepping can not be carried out any more, the hand wheel is rotated anticlockwise, the stepping bolt rotates reversely, the upper longitudinal cutter and the upper ring cutter withdraw from the insulating layer, the separating cutter at the lower end is inserted into a gap inside the longitudinally cut overhead line for twisting, and the insulating layer is separated immediately.
The invention has the beneficial effects that: 1. the combined knife glue stripping device for the ten kilovolt overhead lines can not only realize quick cutting of the insulating layers of the overhead lines, save time during overhead operation, but also simplify the operation difficulty of stripping, reduce labor intensity, and enable overhead operation personnel to perform very effective and quick cutting on the overhead lines in very short time no matter in summer or in winter and no matter how thick clothes are worn or how inconvenient the operation is. 2. The both sides of hand wheel are equipped with helping hand pole, the upper end of hand wheel is equipped with the spanner and revolves the hole. Thereby the staff can realize the control to advance and retreat of progressive bolt through helping hand pole, labour saving and time saving more to can also insert the spanner through manpower spanner or electric spanner and revolve the hole, carry out the control to advance and retreat of progressive bolt more fast. 3. The motion cutting assembly is matched with the ball linear guide rail and the sliding block, so that the accuracy of the up-and-down motion of the motion cutting assembly can be guaranteed, and the insulating layer can be effectively, quickly and accurately cut. 4. Through U type shell fragment and location shell fragment, can realize carrying out automatic centering and realize the self-holding function to the overhead line to ensure that the central point of overhead line puts and goes up the slitting knife and down the slitting knife and be in same vertical line, prevent ten kilovolt overhead line position deviations.
Drawings
Fig. 1 is an exploded view of the present invention.
Fig. 2 is an assembly view of the present invention.
Fig. 3 is a block diagram of the positioning assembly of the present invention.
Fig. 4 is a block diagram of other parts of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 4, the combined knife glue stripping device for ten kilovolt overhead lines comprises a support 1, wherein a first support part 2 is formed by extending the upper end of the support 1 rightwards, a moving cutting component 3 which moves up and down is arranged on the first support part 2, a second support part 4 is formed by extending the lower end of the support 2 rightwards, and a positioning component 5 for positioning the overhead lines is arranged on the second support part 4;
the lower end of the moving cutting assembly 3 is provided with an upper longitudinal cutter 6, the upper end of the positioning assembly 5 is provided with a lower longitudinal cutter 7, the upper longitudinal cutter 6 and the lower longitudinal cutter 7 are oppositely arranged, one side of the moving cutting assembly 3 is provided with an upper ring cutter 8, one side of the positioning assembly 5 is provided with a lower ring cutter 9, and the upper ring cutter 8 and the lower ring cutter 9 are oppositely arranged;
the moving cutting assembly 3 moves downwards, the upper longitudinal cutter 6 and the lower longitudinal cutter 7 longitudinally cut the overhead line, and the upper ring cutter 8 and the lower ring cutter 9 perform annular cutting on the overhead line.
In this embodiment, the moving cutting assembly 3 includes a progressive bolt 10, a hand wheel 11 and a moving cutting head 12, the progressive bolt 10 is inserted into the first supporting portion 2, the hand wheel 11 is connected with the upper end of the progressive bolt 10, so that the hand wheel 11 rotates to control the progressive bolt 10 to move up and down, the moving cutting head 12 is connected with the lower end of the progressive bolt 10, the upper longitudinal cutter 6 is located at the lower end of the moving cutting head 12, and the upper ring cutter 8 is located at one side of the moving cutting head 12. Therefore, the up-and-down movement of the progressive bolt 10 can be controlled by rotating the hand wheel 11, and finally the upper longitudinal cutter 6 and the upper ring cutter 8 on the moving cutting head 12 are driven to move downwards by controlling the progressive bolt 10, so that the longitudinal cutting and the circular cutting of the overhead line are realized.
In this embodiment, the support 1 is provided with a ball linear guide 13, the moving cutting head 12 is provided with a slide block 14, and the slide block 14 is matched with the ball linear guide 13. Thereby the accurate displacement from top to bottom can be realized through ball linear guide 13 and slider 14 to motion cutting head 12 when the motion to the realization carries out the clearance control of higher accuracy to the last ring cutter 8 that sets up on it and lower ring cutter 9, finally guarantees the effective control to the dynamics and the degree of depth of cutting into the insulating layer, and the phenomenon that the cutter can not cut the insulating layer but can not appear colliding with each other.
In this embodiment, the hand wheel 11 is provided with a power assisting rod 15 on both sides, and the hand wheel 11 is provided with a wrench screw hole 16 on the upper end. The staff can rotate through helping hand pole 15 and realize advance and retreat control to step bolt 10 to outside manpower spanner or electric power spanner can all insert spanner screw hole 16 and carry out the advance and retreat control to step bolt 10 more effectively rapidly, through experimental the demonstration many times, can accomplish the cutting to overhead line insulating layer in 30 seconds through manual spanner, and can accomplish in 10 seconds even through electric power spanner, thereby be favorable to high altitude construction very much, especially in summer and winter under the prerequisite of unable long-time work.
In this embodiment, the positioning assembly 5 includes a positioning seat 17, a U-shaped elastic sheet 18 and two positioning clips 19, the positioning seat 17 is fixed on the second supporting portion 4, the U-shaped elastic sheet 18 is fixed on the positioning seat 17, the two positioning clips 19 are respectively clamped on the left and right sides of the U-shaped spring 18 and symmetrically arranged, the lower longitudinal cutter 7 is fixed on the positioning seat 17, the lower longitudinal cutter 7 is located at the symmetrical center position of the two positioning clips 19, and the lower annular cutter 9 is fixed on one side of the positioning seat 17. The automatic centering of the overhead line can be realized through the two positioning clamping pieces 19, and the automatic clamping function of the overhead line can be realized through the U-shaped elastic piece 18, so that the longitudinal cutter 6 and the lower longitudinal cutter 7 are positioned on the same vertical line at the central position of the overhead line, and the influence on cutting caused by the position deviation of the overhead line is prevented.
In this embodiment, the positioning clip 19 is provided with a slot 20, and both sides of the U-shaped elastic piece 18 are clamped into the slot 20. In order to ensure the functions of automatically clamping and centering the overhead line, the two positioning clamping pieces 19 are respectively clamped on two sides of the U-shaped elastic piece 18, and when the overhead line is put in, the U-shaped elastic piece 18 can automatically clamp and simultaneously automatically center the overhead line according to the elasticity of the U-shaped elastic piece 18.
In this embodiment, the moving cutting head 12 is provided with a first limiting groove 21, the upper ring cutter 8 is clamped into the first limiting groove 21, the upper ring cutter 8 abuts against a first fixing cover 22, and the first fixing cover 22 is provided with a first profiling cavity 23 adapted to the upper ring cutter 8. In order to guarantee the stable fixation of the ring cutting knife 8 and also guarantee that the position of the ring cutting knife 8 does not change after multiple times of cutting, the ring cutting knife 8 is limited and fixed through the first fixing cover 22.
In this embodiment, the positioning seat 17 is provided with a second limiting groove 24, the lower ring cutter 9 is clamped in the second limiting groove 24, the lower ring cutter 9 abuts against a second fixing cover 25, and the second fixing cover 25 is provided with a second profiling cavity 26 adapted to the lower ring cutter 9. In order to ensure the stable fixation of the lower ring cutter 9 and ensure that the position of the lower ring cutter 9 does not change after cutting for many times, the lower ring cutter 9 is limited and fixed through the second fixing cover 25.
In this embodiment, the lower end of the second support portion 4 is further provided with a separation blade 27 for separating the overhead wire insulation layer. After the insulating layer on the overhead line is cut, the insulating layer still can be adhered to cause that the insulating layer is not easy to be peeled off by hands, so that the separating knife is inserted into a longitudinal gap which is cut by the upper longitudinal cutter 6 or the lower longitudinal cutter 7 in the 27 overhead line, and then the insulating layer is twisted manually, thereby easily peeling off the insulating layer.
In this embodiment, the end of the stepped bolt 10 is further provided with a washer 28 and a thrust bearing 29. Therefore, the progressive bolt 10 has certain buffering effect and centering effect during movement, and is more beneficial to cutting of the overhead line insulating layer.
In the embodiment, in consideration of the working environment of the high-altitude operation personnel, the outer surfaces of the bracket 1, the hand wheel 11, the assistance rod 15, the first fixing cover 22 and the second fixing cover 25 are coated with insulating materials, so that the risk of electric shock of the high-altitude operation personnel during operation is avoided, and the personal safety of an operator is ensured.
The whole operation process of the cutting device comprises the following steps: the overhead line is arranged in the positioning assembly 5, automatic centering and automatic clamping of the overhead line are realized through the two positioning clamping pieces 19 and the U-shaped elastic pieces 18, so that the upper longitudinal cutter 6 and the lower longitudinal cutter 7 at the central position of the overhead line are ensured to be positioned on the same vertical line, then the hand wheel 11 is rotated by hands to drive the stepping bolt 10 to move downwards (naturally, the stepping bolt 10 can be directly and rapidly advanced through a manual wrench or an electric wrench), meanwhile, the precise vertical displacement is realized through the ball linear guide rail 13 and the sliding block 14 when the cutting head 12 is moved under the drive of the stepping bolt 10, when the tool tips of the upper longitudinal cutter 6 and the upper ring cutter 8 abut against the surface of the insulating layer of the overhead line, the cutting is started, and the lower longitudinal cutter 7 and the lower ring cutter 9 cut the insulating layer simultaneously under the downward force of the upper longitudinal cutter 6 and the upper ring cutter 8, the downward cutting is continued until the upper longitudinal cutter 6 and the upper ring cutter 8 cut to the bottom of the insulating layer (namely the outer surface of the wire), and because the wire is made of copper metal material, the material is very hard, when the copper metal is cut, the cutting can not be directly caused, the longitudinal cutting and the circular cutting of the insulating layer are finished at the moment, then the hand wheel 11 is rotated anticlockwise, so that the moving cutting assembly 3 moves upwards until the insulating layer is withdrawn, then the separating cutter 27 is inserted into a longitudinal gap in the overhead line, which is cut by the upper longitudinal cutter 6 or the lower longitudinal cutter 7, and then the twisting is performed manually, so that the insulating layer is easily stripped.
This embodiment is only one of the preferable embodiments of this patent, and any changes made without departing from the scope of this patent are within the scope of this patent.
Claims (10)
1. The utility model provides a ten kilovolt overhead lines's gang tool shells mucilage binding and puts, includes the support, its characterized in that: the upper end of the support extends rightwards to form a first support part, a moving cutting assembly moving up and down is arranged on the first support part, a second support part extends rightwards to form a second support part, and a positioning assembly used for positioning an overhead line is arranged on the second support part;
the lower end of the moving cutting assembly is provided with an upper longitudinal cutter, the upper end of the positioning assembly is provided with a lower longitudinal cutter, the upper longitudinal cutter and the lower longitudinal cutter are arranged oppositely, one side of the moving cutting assembly is provided with an upper ring cutter, one side of the positioning assembly is provided with a lower ring cutter, and the upper ring cutter and the lower ring cutter are arranged oppositely;
the movable cutting assembly moves downwards, the upper longitudinal cutter and the lower longitudinal cutter longitudinally cut the overhead line, and the upper ring cutter and the lower ring cutter perform annular cutting on the overhead line.
2. The combined knife glue stripping device for ten kilovolt overhead wires according to claim 1, characterized in that: the motion cutting assembly comprises a progressive bolt, a hand wheel and a motion cutting head, the progressive bolt is arranged on the first supporting part in a penetrating mode, the hand wheel is connected with the upper end of the progressive bolt, the hand wheel rotates to control the progressive bolt to move up and down, the motion cutting head is connected with the lower end of the progressive bolt, the upper longitudinal cutter is located at the lower end of the motion cutting head, and the upper ring cutter is located on one side of the motion cutting head.
3. The combined knife glue stripping device for ten kilovolt overhead wires according to claim 2, characterized in that: the support is provided with a ball linear guide rail, the motion cutting head is provided with a sliding block, and the sliding block is matched with the ball linear guide rail.
4. The combined knife glue stripping device for ten kilovolt overhead lines according to claim 2 or 3, characterized in that: the both sides of hand wheel are equipped with helping hand pole, the upper end of hand wheel is equipped with the spanner and revolves the hole.
5. The combined knife glue stripping device for ten kilovolt overhead wires according to claim 1, characterized in that: the positioning assembly comprises a positioning seat, a U-shaped elastic sheet and two positioning clamping sheets, the positioning seat is fixed on the second supporting part, the U-shaped elastic sheet is fixedly arranged on the positioning seat, the two positioning clamping sheets are respectively clamped on the left side and the right side of the U-shaped spring and are symmetrically arranged, the lower longitudinal cutter is fixedly arranged on the positioning seat, the lower longitudinal cutter is positioned at the symmetrical central position of the two positioning clamping sheets, and the lower annular cutter is fixedly arranged on one side of the positioning seat.
6. The combined knife glue stripping device for ten kilovolt overhead wires according to claim 5, characterized in that: the positioning clamp is provided with a clamping groove, and the two sides of the U-shaped elastic sheet are clamped into the clamping groove.
7. The combined knife glue stripping device for ten kilovolt overhead wires according to claim 2, characterized in that: the motion cutting head on be equipped with first spacing groove, the last ring cutter card go into first spacing inslot, last ring cutter support mutually and have first fixed lid, first fixed lid on be equipped with the first imitative chamber of last ring cutter looks adaptation.
8. The combined knife glue stripping device for ten kilovolt overhead wires according to claim 5 or 6, characterized in that: the positioning seat is provided with a second limiting groove, the lower ring cutter is clamped into the second limiting groove, the lower ring cutter is abutted against a second fixing cover, and a second profiling cavity matched with the lower ring cutter is arranged on the second fixing cover.
9. The combined knife glue stripping device for ten kilovolt overhead wires according to claim 1, characterized in that: and the lower end of the second supporting part is also provided with a separating knife for separating the overhead line insulating layer.
10. The combined knife glue stripping device for ten kilovolt overhead wires according to claim 2, characterized in that: and the tail end of the stepped bolt is also provided with a gasket and a thrust bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921247643.0U CN210297089U (en) | 2019-08-05 | 2019-08-05 | Combined knife glue stripping device for ten kilovolt overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921247643.0U CN210297089U (en) | 2019-08-05 | 2019-08-05 | Combined knife glue stripping device for ten kilovolt overhead line |
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| Publication Number | Publication Date |
|---|---|
| CN210297089U true CN210297089U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921247643.0U Active CN210297089U (en) | 2019-08-05 | 2019-08-05 | Combined knife glue stripping device for ten kilovolt overhead line |
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| Country | Link |
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| CN (1) | CN210297089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504645A (en) * | 2019-08-05 | 2019-11-26 | 慈溪市吉瑞机械有限公司 | The combination knife of a kind of ten kilovolts of overhead lines shells adhesive dispenser |
-
2019
- 2019-08-05 CN CN201921247643.0U patent/CN210297089U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504645A (en) * | 2019-08-05 | 2019-11-26 | 慈溪市吉瑞机械有限公司 | The combination knife of a kind of ten kilovolts of overhead lines shells adhesive dispenser |
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