CN110752546A - Self-locking type insulated flat tongs for removing foreign matters from overhead line - Google Patents
Self-locking type insulated flat tongs for removing foreign matters from overhead line Download PDFInfo
- Publication number
- CN110752546A CN110752546A CN201911168278.9A CN201911168278A CN110752546A CN 110752546 A CN110752546 A CN 110752546A CN 201911168278 A CN201911168278 A CN 201911168278A CN 110752546 A CN110752546 A CN 110752546A
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- insulating rod
- clamping block
- locking
- self
- clutch
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Abstract
The invention discloses a self-locking type insulated flat tongs for removing foreign matters from an overhead line, which can reliably clamp the foreign matters from the overhead line and remove the foreign matters, is simple and convenient to use, is light and convenient, and is very suitable for daily overhead line foreign matter removal work. The invention comprises an insulating rod assembly, wherein a tong head assembly for clamping foreign matters is arranged at the top of the insulating rod assembly; a self-locking handle mechanism for manually driving the opening and closing of the tong head assembly is arranged on the lower part of the insulating rod assembly; the tong head assembly comprises an upper tong clamping block and a lower tong clamping block which are oppositely arranged; the upper clamping block extends into the notch of the lower clamping block, and the straight pin is inserted into the pin holes of the upper clamping block and the lower clamping block in sequence; the clamp springs are fixed at two ends of the straight pin; the insulating rod assembly comprises a main insulating rod and an auxiliary insulating rod; the upper end of the main insulating rod extends into the mounting hole of the lower clamping block and is fixed by a spring pin; the self-locking handle mechanism comprises a bearing sleeve and a clutch assembled in the bearing sleeve.
Description
Technical Field
The invention relates to an insulating flat tongs for a transformer substation, which is used for removing foreign matters in overhead lines in places such as the transformer substation.
Background
The electrified power overhead line has sundries hung on the wire for a long time, so that an insulating tool capable of clamping foreign matters is needed, the prior art does not have a foreign matter removing tool special for the overhead line, the daily work is generally manually removed by using an insulating rod, and some foreign matters such as plastic bags have the difficult removal conditions of winding and the like, so that a tool with a clamp type with larger clamping force is needed for carrying out the daily work; the clamp mouth is still difficult to remove a lot of foreign matters upwards, and the insulating rod is controlled to ground connection downlead, and it is too bulky, very easily causes the phenomenon that the operator can't clear away for a long time in succession during the use.
Disclosure of Invention
The invention aims to solve the technical problem that the defects in the prior art are overcome, and the self-locking type insulated flat tongs for clearing the foreign matters on the overhead line are disclosed, can reliably clamp the foreign matters on the overhead line and remove the foreign matters, are simple and convenient to use, are light and convenient, and are very suitable for daily overhead line foreign matter clearing work.
The technical scheme adopted by the invention for solving the technical problems is as follows: the self-locking type insulated flat tongs used for removing foreign matters from overhead lines comprise an insulating rod assembly, wherein a tong head assembly used for clamping the foreign matters is arranged at the top of the insulating rod assembly; a self-locking handle mechanism for manually driving the opening and closing of the tong head assembly is arranged on the lower part of the insulating rod assembly;
the tong head assembly comprises an upper tong clamping block and a lower tong clamping block which are oppositely arranged; the upper clamping block extends into the notch of the lower clamping block, and the straight pin is inserted into the pin holes of the upper clamping block and the lower clamping block in sequence; the clamp springs are fixed at two ends of the straight pin;
the insulating rod assembly comprises a main insulating rod and an auxiliary insulating rod; the upper end of the main insulating rod extends into the mounting hole of the lower clamping block and is fixed by a spring pin;
the self-locking handle mechanism comprises a bearing sleeve and a clutch assembled in the bearing sleeve; the clutch and the bearing sleeve are provided with mounting grooves for contraposition mounting, and the upper and lower surfaces of the clutch and the bearing sleeve are flush; the self-locking handle mechanism also comprises a lower fixed seat, the lower end of the main insulating rod extends into the mounting hole of the lower fixed seat, and the lower fixed seat is fixed on the main insulating rod through a fixing screw;
a locking buckle for limiting the clutch is installed in the lower fixing seat, the fixing shaft sequentially penetrates through the combination of the clutch and the bearing sleeve, the shaft hole of the lower fixing seat, the handle and the torsion spring for resetting the handle, the distal end of the fixing shaft finally penetrates through the shaft hole at the other end of the lower fixing seat, and two ends of the fixing shaft are clamped through the clamping spring; the lower fixed seat is also provided with a protective cover cap through a screw fixing cover;
the device also comprises an insulating rod joint, a stretching joint I and a stretching joint II, wherein the insulating rod joint is fixed at the top end of the auxiliary insulating rod; the stretching joint I is fixed at the bottom end of the auxiliary insulating rod; the stretching joint II is fixed on a mounting hole of the handle outside the shield cover through a customized bolt, and the customized bolt simultaneously penetrates through the bottom of the stretching joint II;
the bottom cover of extension joint I is equipped with the spring, and in the hole of extension joint I bottom was inserted to the top of extension joint II, still contained the fixed bolt who inserts extension joint I and extension joint II simultaneously.
As a preferred embodiment of the present invention: and the handle is pulled, the handle rotates through the clutch, and the far end of the handle drives the auxiliary insulating rod to move downwards and then drives the upper clamp block to close towards the lower clamp block.
As a preferred embodiment of the present invention: the locking buckle is rotatably installed in the lower fixing seat through a reset spring and a reset pin shaft, when the reset spring is in a loosening state, the locking buckle is in contact with the clutch, after the locking buckle is pressed down, the locking buckle is separated from the clutch, the clutch freely rotates, the handle resets to an initial position under the action of the torsion spring, and the upper clamping block and the lower clamping block are opened. The description of the preferred embodiment involves the description of the movement process and the working process, the invention is only a protective structure, but the description of the preferred embodiment is essentially a further description of the relative position relationship and the assembly relationship of the components; the structural relationships are directly unambiguous and clear to a person skilled in the art from the description of the preferred embodiment, and are therefore limiting in nature.
As a preferred embodiment of the present invention: the clutch is a ratchet wheel, and the locking buckle is a pawl matched with the ratchet wheel.
As a preferred embodiment of the present invention: the handle is of a 7-shaped structure, and through holes are formed in the corner position and the far end position of the horizontal part; the through hole at the corner position is used for penetrating the fixed shaft, and the through hole at the far end position of the horizontal part is used for connecting the stretching joint II and installing a customized bolt.
As a preferred embodiment of the present invention: the opposite surfaces of the upper clamping block and the lower clamping block are provided with sawtooth anti-skid lines; one end of the upper jaw block, which is close to the main insulating rod, is provided with an arc groove matched with the diameter of the overhead line; the tail part of the upper clamping block obliquely penetrates through the notch of the lower clamping block and then is hinged with the insulating rod joint; the lower clamp block comprises clamping plates and an assembling rod, the clamping plates are opposite to the upper clamp block, the assembling rod is used for being connected with the top end of the main insulating rod, and the clamping plates are provided with the notches at the connecting positions of the assembling rod.
As a preferred embodiment of the present invention: the main insulating rod is vertically arranged, the auxiliary insulating rod is obliquely arranged, and the included angle between the auxiliary insulating rod and the main insulating rod is smaller than 30 degrees.
As a preferred embodiment of the present invention: the handle is provided with a holding part corresponding to fingers.
Compared with the prior art, the invention has the following advantages:
the invention discloses a self-locking type insulating flat tongs for removing foreign matters from an overhead line, which comprises an insulating rod assembly, wherein a tong head assembly for clamping the foreign matters is arranged at the top of the insulating rod assembly; a self-locking handle mechanism for manually driving the opening and closing of the tong head assembly is arranged on the lower part of the insulating rod assembly; the clamp head assembly is used for clamping foreign matters and is convenient to remove; the insulating rod assembly is used for insulating and assembling other parts, and the self-locking handle mechanism is used for controlling the opening and closing of the tong head assembly; the low position is controlled, the high position centre gripping is very convenient.
The binding clip assembly comprises an upper binding clip block and a lower binding clip block which are oppositely arranged; the upper clamping block extends into the notch of the lower clamping block, and the straight pin is inserted into the pin holes of the upper clamping block and the lower clamping block in sequence; the clamp springs are fixed at two ends of the straight pin; the handing-over of pincers clamp splice about straight round pin realization, go up the jaw piece and go deep into in the notch of lower jaw clamp splice, be favorable to realizing controlling the process and opening and closing for last jaw piece, lower jaw piece is motionless, is favorable to the operating mode that the foreign matter was clear away like this, and is concrete, controls personnel and can target in place lower jaw piece removal, then controls and make last jaw piece closed, and clamping efficiency is high, and the success rate is high, is favorable to promoting and clears away efficiency.
The insulating rod assembly comprises a main insulating rod and an auxiliary insulating rod; the main insulating rod is used for supporting, the auxiliary insulating rod is used for linkage, the labor division is clear, and the operation and the control are easy;
the self-locking handle mechanism comprises a bearing sleeve and a clutch assembled in the bearing sleeve; the clutch and the bearing sleeve are provided with mounting grooves for contraposition mounting, and the upper and lower surfaces of the clutch and the bearing sleeve are flush; the self-locking handle mechanism also comprises a lower fixed seat, the lower end of the main insulating rod extends into the mounting hole of the lower fixed seat, and the lower fixed seat is fixed on the main insulating rod through a fixing screw; the clutch is used for rotation and locking in the rotation process of the handle; specifically, the handle is broken off, the clutch and the parts on the customized bolt rotate, the handle is released, the clutch is limited by the locking buckle, at the moment, the upper and lower clamp blocks are closed, the whole device can be freely moved, and the device is very convenient and fast; after the locking buckle is pressed down, the clutch resets under the action of a torsion spring (a torsion spring, also called a torsion spring) to realize the opening of the upper and lower clamping blocks; the whole process is more reasonable, is specially used for the working condition of removing the foreign matters, and saves time and labor;
the extension joint I and the extension joint II are linked with the auxiliary insulating rod when the handle is matched to break off, and the spring is arranged to facilitate buffering between the extension joint I and the extension joint II, so that the whole linkage process is smoother and more reliable.
Drawings
FIG. 1 is a schematic diagram of an integrally assembled structure of an embodiment of the present invention;
fig. 2 is an exploded view of fig. 1.
Description of reference numerals:
100-a forceps head assembly, 200-an insulating rod assembly, 300-a self-locking handle mechanism;
1-an upper clamp block, 2-a lower clamp block, 3-a straight pin, 4-an insulating rod joint, 5-a stretching joint I, 6-a stretching joint II, 7-a lower fixed seat, 8-a clutch, 9-a bearing sleeve, 10-a fixed shaft, 11-a locking buckle, 12-a handle, 13-a customized bolt, 14-an auxiliary insulating rod, 15-a main insulating rod, 16-a protective cover cap, 17-a torsion spring and 18-a spring.
Detailed Description
The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that functional, methodological, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.
1-2, which illustrate specific embodiments of the present invention; the self-locking insulation flat tongs for removing the foreign matters from the overhead line comprise an insulation rod assembly 200, wherein a tong head assembly 100 for clamping the foreign matters is arranged at the top of the insulation rod assembly 200; a self-locking handle mechanism 300 for manually driving the tong head assembly 100 to open and close is arranged at the lower part of the insulating rod assembly 200;
the binding clip assembly 100 comprises an upper binding clip block 1 and a lower binding clip block 2 which are oppositely arranged; the upper clamping block 1 extends into a notch of the lower clamping block 2, and the straight pin 3 is inserted into pin holes of the upper clamping block 1 and the lower clamping block 2 in sequence; a clamp spring (not shown in the figure) is fixed at the two ends of the straight pin 3;
the insulation rod assembly 200 comprises a main insulation rod 15 and a secondary insulation rod 14; the upper end of the main insulating rod 15 extends into the mounting hole of the lower clamping block 2 and is fixed by a spring pin;
the self-locking handle mechanism 300 comprises a bearing sleeve 9 and a clutch 8 assembled in the bearing sleeve 9 (although the clutch is assembled in the bearing sleeve, the clutch should exceed the bearing sleeve and leave a position for locking, buckling and clamping; mounting grooves for alignment mounting are formed in the clutch 8 and the bearing sleeve 9, and the upper surface and the lower surface of the clutch 8 and the upper surface of the bearing sleeve 9 are flush; the self-locking handle mechanism 300 further comprises a lower fixed seat 7, the lower end of the main insulating rod 15 extends into a mounting hole of the lower fixed seat 7, and the lower fixed seat 7 is fixed on the main insulating rod 15 through a fixing screw;
a locking buckle 11 for limiting the clutch 8 is installed in the lower fixing seat 7, the fixing shaft 10 sequentially penetrates through the combination of the clutch 8 and the bearing sleeve 9, a shaft hole of the lower fixing seat 7, the handle 12 and a torsion spring 17 for resetting the handle 12, finally, the far end of the fixing shaft 10 penetrates through the shaft hole at the other end of the lower fixing seat 7, and two ends of the fixing shaft 10 are clamped through the clamping springs; the lower fixed seat 7 is also fixedly covered with a protective cover 16 through screws;
the insulating rod joint 4 is fixed at the top end of the auxiliary insulating rod 14; the tension joint I5 is fixed at the bottom end of the auxiliary insulating rod 14; the tension joint II6 is fixed on the mounting hole of the handle outside the shield cover by a custom bolt 13 which simultaneously passes through the bottom of the tension joint II 6;
the bottom of the stretching joint I5 is sleeved with a spring 18, the top of the stretching joint II6 is inserted into a hole at the bottom of the stretching joint I5, and the stretching joint I5 further comprises a fixing bolt which is simultaneously inserted into the stretching joint I5 and the stretching joint II 6.
Preferably, as shown in the figure: and (3) pulling the handle 12, rotating the handle 12 through the clutch 8, and driving the upper clamping block to close towards the lower clamping block 14 after the far end of the handle 12 drives the auxiliary insulating rod 14 to move downwards. Preferably, as shown in the figure: locking buckle 11 passes through reset spring and reset pin and rotates to be installed in lower fixing base 7, reset spring is when relaxing the state, locking buckle 11 clutch 8 contacts, presses locking buckle 11 back, and locking buckle 11 and clutch 8 separate, and clutch 8 free rotation, handle 12 reset to initial position under the effect of torsional spring 17, go up tong clamp 1 and lower tong clamp 2 and open. Preferably, as shown in the figure: the clutch 8 is a ratchet wheel, and the locking buckle 11 is a pawl matched with the ratchet wheel. Preferably, as shown in the figure: the handle 12 is of a 7-shaped structure, and through holes are formed in the corner position and the far end position of the horizontal part; the through hole at the corner position is used for penetrating the fixed shaft 10, and the through hole at the far end position of the horizontal part is used for connecting the stretching joint II6 and installing the customized bolt 13. Preferably, as shown in the figure: one opposite surface of the upper forceps holder block 1 and the lower forceps holder block 2 is provided with sawtooth anti-skid grains; the device is characterized in that an arc groove matched with the diameter of the overhead line is arranged at one end, close to the main insulating rod 15, of the upper clamp block 1 (in the embodiment, the device has the function of clamping the cable, the groove is arranged at the rear part of the device for clamping the cable, and the front part of the device is matched with the lower clamp block to still clamp and remove foreign matters; the tail part of the upper clamping block 1 obliquely penetrates through the notch of the lower clamping block 2 and then is hinged with the insulating rod joint 4; the lower jaw block 2 comprises clamping plates and an assembling rod, wherein the clamping plates are opposite to the upper jaw block 1, the assembling rod is used for being connected with the top end of the main insulating rod, and the clamping plates are provided with notches at the connecting positions of the assembling rod. Preferably, as shown in the figure: the main insulating rod is vertically arranged, the auxiliary insulating rod is obliquely arranged, and the included angle between the auxiliary insulating rod and the main insulating rod is smaller than 30 degrees. Preferably, as shown in the figure: the handle is provided with a holding part corresponding to fingers.
In summary, as shown in fig. 1 and 2, the self-locking type insulated flat tongs for removing foreign matters from overhead lines disclosed by the invention have the following functions: the insulating operation rod (insulating rod component 200) of the self-locking insulating flat tongs plays a main insulating role, and foreign matters on a live overhead line can be taken down. Meanwhile, the self-locking insulation flat tongs can also realize the functions of clamping a wire in an electrified way and the like.
The main components of the invention are shown in figure 1: comprises a forceps head assembly 100, an insulating rod assembly 200 and a self-locking handle mechanism 300; the detail view of the self-locking insulating flat tongs is shown in figure 2;
the specific assembly steps of the invention are as follows:
assembling step (1): the upper forceps holder block 1 extends into a notch of the lower forceps holder block 2, the straight pin 3 is sequentially inserted into corresponding holes of the upper forceps holder block and the lower forceps holder block, and then two sides are fixed by using a clamp spring (not shown in the figure, the clamp spring is used for fixing and limiting two ends of the straight pin, and common parts of technicians in the field) so as to realize the assembly of the forceps head assembly 100 and put the forceps head assembly on one side for standby.
Assembling step (2): assembly of self-locking handle mechanism 300. The clutch 8 and the bearing sleeve 9 are taken out and aligned with the mounting grooves of the two components, the clutch 8 is embedded into the bearing sleeve 9, the upper surface and the lower surface of the clutch 8 and the bearing sleeve 9 are flush, and the clutch 8 and the bearing sleeve 9 are assembled and placed for standby.
Assembling step (3): stretch into the mounting hole of fixing base 7 down with main insulator spindle 15 lower extreme, lower fixing base 7 gets the set screw on the suitable position of main insulator spindle 15, fixes fixing base 7 on main insulator spindle 15 down. The installation of the self-locking handle mechanism 300 is completed by the main insulating rod 15.
Assembling step (4): the prepared clutch 8 and bearing sleeve 9 combination, the fixed shaft 10, the locking buckle 11, the handle 12 and the torsion spring 17 are taken for standby. And the locking buckle 11 is arranged at the proper position of the lower fixed seat 7. Then, the fixing shaft 10 needs to pass through the combination of the clutch 8 and the bearing sleeve 9, the shaft hole of the lower fixing seat 7, the torsion spring 17 and the handle 12 in sequence under the help of another companion, and then the fixing shaft comes out from the lower end of the shaft hole of the lower fixing seat 7 to be taken out for standby clamp spring, and two ends of the fixing shaft 10 are clamped. Finally, the protective cover cap 16 is taken out, and the protective cover cap 16 is fixed at the corresponding position of the lower fixed seat 7 by screws, so that the installation of the self-locking handle mechanism 300 is realized.
Assembling step (5): the insulating rod joint 4 and the tensile joint I (5) are taken out and fixed on the auxiliary insulating rod 14 by a spring pin, and the auxiliary insulating rod which is put aside is combined for standby.
Assembling step (6): the custom bolt 13 is taken out, and the tension joint II (6) is fixed on the other mounting hole of the handle 12 by the custom bolt 13. And the finished tong head assembly 100 and the auxiliary insulating rod combination which is arranged and reserved in the step (5) are arranged together by using the customized bolt 13. Then the upper end of the main insulating rod 15 is inserted into the mounting hole of the lower clamping block 2 and is fixed together by a spring pin. The installation of most of the self-locking insulated flat tongs is finished, and finally the connection of the tension joint I (5) and the tension joint II (6) is cut off
Assembling step (7): loosening 7 the position of the fixed seat on the main insulating rod 15, fixing a proper position by matching with the auxiliary insulating rod combination, finally placing the 18 springs on the stretching connector I (5), inserting the stretching connector II (6) into the hole of the stretching connector I (5), and sequentially inserting the stretching connector I (5) and the stretching connector II (6) by using a pin to realize the installation of the self-locking insulation flat tongs.
The operation flow of the invention in specific use is as follows:
step S1: the worker holds the main insulating rod 15 with one hand, and holds the handle 12 and the main insulating rod 15 with the other hand;
step S2: delivering the self-locking insulating flat tongs to a proper position, and placing a foreign body between the upper tong block 1 and the lower tong block 2;
step S3: the upper clamping block 1 is closed towards the lower clamping block 2 by pulling the handle 12 through the clutch 8 and the auxiliary insulating rod 14;
step S4: when the clamp head assembly 100 completely clamps the foreign matters, the grip force is stopped being exerted on the handle 12, at the moment, the clutch 8 is clamped by the locking buckle 11, so that the jaw is not loosened, and two hands only need to hold the main insulating rod 15 to pull down the foreign matters;
step S5: and when the locking buckle 11 is pressed down, the handle 12 is reset to the initial position under the action of the torsion spring 17, the jaw is opened, and the upper jaw block 1 is reset to the initial position to complete the operation.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A from insulating flat tongs of locking-type for overhead line foreign matter clears away, its characterized in that: the clamp comprises an insulating rod assembly, wherein a clamp head assembly for clamping foreign matters is arranged at the top of the insulating rod assembly; a self-locking handle mechanism for manually driving the opening and closing of the tong head assembly is arranged on the lower part of the insulating rod assembly;
the tong head assembly comprises an upper tong clamping block and a lower tong clamping block which are oppositely arranged; the upper clamping block extends into the notch of the lower clamping block, and the straight pin is inserted into the pin holes of the upper clamping block and the lower clamping block in sequence; the clamp springs are fixed at two ends of the straight pin;
the insulating rod assembly comprises a main insulating rod and an auxiliary insulating rod; the upper end of the main insulating rod extends into the mounting hole of the lower clamping block and is fixed by a spring pin;
the self-locking handle mechanism comprises a bearing sleeve and a clutch assembled in the bearing sleeve; the clutch and the bearing sleeve are provided with mounting grooves for contraposition mounting, and the upper and lower surfaces of the clutch and the bearing sleeve are flush; the self-locking handle mechanism also comprises a lower fixed seat, the lower end of the main insulating rod extends into the mounting hole of the lower fixed seat, and the lower fixed seat is fixed on the main insulating rod through a fixing screw;
a locking buckle for limiting the clutch is installed in the lower fixing seat, the fixing shaft sequentially penetrates through the combination of the clutch and the bearing sleeve, the shaft hole of the lower fixing seat, the handle and the torsion spring for resetting the handle, the distal end of the fixing shaft finally penetrates through the shaft hole at the other end of the lower fixing seat, and two ends of the fixing shaft are clamped through the clamping spring; the lower fixed seat is also provided with a protective cover cap through a screw fixing cover;
the device also comprises an insulating rod joint, a stretching joint I and a stretching joint II, wherein the insulating rod joint is fixed at the top end of the auxiliary insulating rod; the stretching joint I is fixed at the bottom end of the auxiliary insulating rod; the stretching joint II is fixed on a mounting hole of the handle outside the shield cover through a customized bolt, and the customized bolt simultaneously penetrates through the bottom of the stretching joint II;
the bottom cover of extension joint I is equipped with the spring, and in the hole of extension joint I bottom was inserted to the top of extension joint II, still contained the fixed bolt who inserts extension joint I and extension joint II simultaneously.
2. The self-locking insulating flat tongs for overhead line foreign matter removal of claim 1, characterized in that: and the handle is pulled, the handle rotates through the clutch, and the far end of the handle drives the auxiliary insulating rod to move downwards and then drives the upper clamp block to close towards the lower clamp block.
3. The self-locking insulating flat tongs for overhead line foreign matter removal of claim 1, characterized in that: the locking buckle is rotatably installed in the lower fixing seat through a reset spring and a reset pin shaft, when the reset spring is in a loosening state, the locking buckle is in contact with the clutch, after the locking buckle is pressed down, the locking buckle is separated from the clutch, the clutch freely rotates, the handle resets to an initial position under the action of the torsion spring, and the upper clamping block and the lower clamping block are opened.
4. The self-locking insulating flat tongs for overhead line foreign matter removal of claim 1, characterized in that: the clutch is a ratchet wheel, and the locking buckle is a pawl matched with the ratchet wheel.
5. The self-locking insulating flat tongs for overhead line foreign matter removal of claim 1, characterized in that: the handle is of a 7-shaped structure, and through holes are formed in the corner position and the far end position of the horizontal part; the through hole at the corner position is used for penetrating the fixed shaft, and the through hole at the far end position of the horizontal part is used for connecting the stretching joint II and installing a customized bolt.
6. The self-locking insulating flat tongs for overhead line foreign matter removal of claim 1, characterized in that: the opposite surfaces of the upper clamping block and the lower clamping block are provided with sawtooth anti-skid lines; one end of the upper jaw block, which is close to the main insulating rod, is provided with an arc groove matched with the diameter of the overhead line; the tail part of the upper clamping block obliquely penetrates through the notch of the lower clamping block and then is hinged with the insulating rod joint; the lower clamp block comprises clamping plates and an assembling rod, the clamping plates are opposite to the upper clamp block, the assembling rod is used for being connected with the top end of the main insulating rod, and the clamping plates are provided with the notches at the connecting positions of the assembling rod.
7. The self-locking insulating flat tongs for overhead line foreign matter removal of claim 1, characterized in that: the main insulating rod is vertically arranged, the auxiliary insulating rod is obliquely arranged, and the included angle between the auxiliary insulating rod and the main insulating rod is smaller than 30 degrees.
8. The self-locking insulating flat tongs for overhead line foreign matter removal of claim 1, characterized in that: the handle is provided with a holding part corresponding to fingers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911168278.9A CN110752546A (en) | 2019-11-25 | 2019-11-25 | Self-locking type insulated flat tongs for removing foreign matters from overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911168278.9A CN110752546A (en) | 2019-11-25 | 2019-11-25 | Self-locking type insulated flat tongs for removing foreign matters from overhead line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110752546A true CN110752546A (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911168278.9A Pending CN110752546A (en) | 2019-11-25 | 2019-11-25 | Self-locking type insulated flat tongs for removing foreign matters from overhead line |
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| CN (1) | CN110752546A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933367A (en) * | 2020-08-06 | 2020-11-13 | 贵州电网有限责任公司 | Integration is from locking-type insulating rod |
| CN113363865A (en) * | 2021-05-27 | 2021-09-07 | 国网浙江象山县供电有限公司 | Insulating operation fixing device of line tower tablet |
-
2019
- 2019-11-25 CN CN201911168278.9A patent/CN110752546A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933367A (en) * | 2020-08-06 | 2020-11-13 | 贵州电网有限责任公司 | Integration is from locking-type insulating rod |
| CN113363865A (en) * | 2021-05-27 | 2021-09-07 | 国网浙江象山县供电有限公司 | Insulating operation fixing device of line tower tablet |
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Application publication date: 20200204 |
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| WD01 | Invention patent application deemed withdrawn after publication |