CN106392969B - Livewire work rocking arm spanner - Google Patents

Livewire work rocking arm spanner Download PDF

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Publication number
CN106392969B
CN106392969B CN201611012683.8A CN201611012683A CN106392969B CN 106392969 B CN106392969 B CN 106392969B CN 201611012683 A CN201611012683 A CN 201611012683A CN 106392969 B CN106392969 B CN 106392969B
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CN
China
Prior art keywords
bar
fluted disc
sleeve
insulating bar
bolt
Prior art date
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Active
Application number
CN201611012683.8A
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Chinese (zh)
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CN106392969A (en
Inventor
袁科
王培涛
邓伟
邓新权
刘德维
冯少华
肖耀
郑永春
李建华
王聪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hetian Power Supply Co Of State Grid Xinjiang Electric Power Co
State Grid Corp of China SGCC
Original Assignee
Hetian Power Supply Co Of State Grid Xinjiang Electric Power Co
State Grid Corp of China SGCC
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Application filed by Hetian Power Supply Co Of State Grid Xinjiang Electric Power Co, State Grid Corp of China SGCC filed Critical Hetian Power Supply Co Of State Grid Xinjiang Electric Power Co
Priority to CN201611012683.8A priority Critical patent/CN106392969B/en
Publication of CN106392969A publication Critical patent/CN106392969A/en
Application granted granted Critical
Publication of CN106392969B publication Critical patent/CN106392969B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00Spanners; Wrenches
    • B25B13/48Spanners; Wrenches for special purposes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00Spanners; Wrenches
    • B25B13/46Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/16Handles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)
  • Electric Cable Installation (AREA)

Abstract

The present invention relates to bolt type suspension clamp hotline maintenance technical field of tools, it is a kind of livewire work rocking arm spanner, it includes double-end ratchet wrench, drive lever apparatus, first insulating bar, sleeve arrangement, sleeve non-return device and the second insulating bar, the right and left of double-end ratchet wrench has the sleeve installation square hole with ratchet device respectively, there are drive rod square toes on the right end top of driving lever apparatus and are fixedly mounted in the sleeve installation square hole of double-end ratchet wrench left part, driving lever apparatus left part is installed with the first insulating bar, the middle part of sleeve arrangement is equipped with the spacing plane of sleeve.Reasonable and compact in structure of the present invention, it is easy to use, it can prevent sleeve arrangement from inverting by sleeve non-return device, double-end ratchet wrench is driven to rotate by drive rod device, clamp nut is installed using connecting rod principle, it can ensure safe distance, smoothly realize the powered defect elimination of bolt type suspension clamp, have the characteristics that safe, laborsaving, easy, efficient.

Description

Livewire work rocking arm spanner
Technical field
The present invention relates to bolt type suspension clamp hotline maintenance technical field of tools, is a kind of livewire work rocking arm spanner.
Background technology
At present in overhead transmission line, the suspension clamp particularly used in 110kV -220kV transmission lines of electricity usually has two Kind, one kind is pre-hinged catenarian cable cleat, utilization rate 30%, and another kind is bolt type suspension clamp, utilization rate 70%.Due to spiral shell Hydrant suspension clamp is connected with U-shaped screw rod, can be rotated when nut is not locked with box spanner, can not be fastened, it is necessary to Locked by instrument to prevent sleeve from turning round, during actual job, because of human body and grounded part shaft tower, the horizontal stroke of livewire work operator Load, bracing wire combinational gap cannot meet 2.5 meters of requirement, and currently used livewire work method cannot be in upper font tower, band four Carry out the powered defect elimination work of suspension clamp on the upper font single pole of square bracing wire, it is necessary to defect elimination can be just carried out under the conditions of line outage Operation.Therefore the reliability and availability of transmission line of electricity are reduced, adds power off time and loss of outage.
In the regular maintenance and maintenance process of transmission line of electricity, 110 kilovolts of upper font towers, the upper word with cubic bracing wire are found During the screw cap-falling of type single pole suspension clamp U-bolt, suspension clamp U is filled since the limitation of tower structure can not carry out powered mend The nut of type bolt, forces line maintenance to have a power failure progress.110 kilovolts, 220 KV transmission lines, substation safety away from From small, it can not normally carry out equipotential live line work.110 kilovolts of upper font towers, upper font single pole suspension clamps with cubic bracing wire are U-shaped The screw cap-falling of bolt can not carry out livewire work.
The content of the invention
The present invention provides a kind of livewire work rocking arm spanner, overcomes the deficiency of the above-mentioned prior art, it can effectively be solved The certainly existing bolt type suspension clamp on upper font tower is installed there are nut to be fastened difficulty, can not realize livewire work, Must be had a power failure progress, it is impossible to be overhauled in time, there are the problem of security risk.
The technical scheme is that realized by following measures:A kind of livewire work rocking arm spanner, including double end Ratchet spanner, driving lever apparatus, the first insulating bar, sleeve arrangement, sleeve non-return device and the second insulating bar, double end The right and left of ratchet spanner has the sleeve installation square hole with ratchet device respectively, and driving the right end top of lever apparatus has drive rod Square toes are simultaneously fixedly mounted in the sleeve installation square hole of double-end ratchet wrench left part, and driving lever apparatus left part is installed with first There are sleeve square toes in insulating bar, the lower end of sleeve arrangement and are fixedly mounted on the sleeve installation square hole of double-end ratchet wrench right part Interior, the middle part of sleeve arrangement is equipped with the spacing plane of sleeve, and the upper end of sleeve arrangement, which is equipped with, can be sleeved on bolt type suspension clamp Hex nut on fastening cavity, carry springy locking member on sleeve non-return device, sleeve non-return device passes through elastic locking Part is loaded in the spacing plane of sleeve and can prevent sleeve arrangement unintentional rotation, and the left part of sleeve non-return device is installed with Second insulating bar.
Here is the further optimization and/or improvements to foregoing invention technical solution:
It can be respectively equipped with that can to set ratchet device unidirectional on the ratchet device of the right and left of above-mentioned double-end ratchet wrench Rotate the deflecting closing piece of rotation direction.
The right end of above-mentioned first insulating bar can be fixedly connected with the first bar fluted disc by affixed set, the first bar fluted disc Lower face is equipped with locking latch, and there is bolt hole at the center of the first bar fluted disc and is provided with the first rod lock bolt, drive rod dress Putting may include that drive rod fluted disc, driving cross bar and driving pole socket, drive rod fluted disc are equipped with U-lag, the upper end of drive rod fluted disc Equipped with the drive disk latch that can be meshed with locking latch, one end of drive rod fluted disc is by driving cross bar to fix or integrally connect Driving pole socket is connected to, drive rod square toes are sleeved on the first rod lock spiral shell positioned at driving pole socket upper end, drive rod fluted disc by U-lag On bolt, locking latch is meshed with drive disk latch, and drive rod fluted disc is mutually solid with the first bar fluted disc by the first rod lock bolt Fixed connection.
Above-mentioned sleeve arrangement may include ut socket and receiver bar, and set is fixed or be connected with the lower end of ut socket Cylinder base bar, sleeve square toes are located at receiver bar lower end, and the spacing plane of sleeve is two relatively parallel plane and is located at receiver In the middle part of bar.
The right end of above-mentioned second insulating bar can be fixedly connected with the second bar fluted disc by affixed set, the second bar fluted disc Upper surface is equipped with locking latch, and there is bolt hole at the center of the second bar fluted disc and is provided with the second rod lock bolt, sleeve check Device may include holdback fluted disc, check seat bar, limiting plate and non-return clamp spring, and holdback fluted disc is equipped with U-lag, holdback tooth The lower end of disk is equipped with the check disk latch that can be meshed with locking latch, and the right end of holdback fluted disc is fixed or is connected with Check seat bar, the right end of check seat bar are installed with limiting plate by seat bar bolt, opening are equipped with the middle part of limiting plate towards right U Shape limiting slot, is installed with preceding locking bolt and rear locking before and after corresponding U-shaped limiting slot oral area respectively on the limiting plate on both sides Bolt, the upper end of limiting plate are provided with non-return clamp spring, and the right part of non-return clamp spring has preceding spiral arm and rear spiral arm and is in fork structure, non-return The left part of clamp spring is in round and is set with fixed present bar bolt, and it is spacing to be less than U-shaped for formation width between preceding spiral arm and rear spiral arm The U-shaped bayonet of well width, before the preceding spiral arm of non-return clamp spring is fixed in locking bolt, the rear spiral arm of non-return clamp spring is locked after being fixed on Determine on bolt, holdback fluted disc is sleeved on the second rod lock bolt by U-lag, and locking latch is mutually nibbled with check disk latch Close, holdback fluted disc is mutually fixedly connected by the second rod lock bolt with the second bar fluted disc, and non-return clamp spring is loaded by U-shaped bayonet In the spacing plane of sleeve of sleeve arrangement.
Above-mentioned fastening cavity can be hexagon cavity or 12 prismatic cavitys or 18 prismatic cavitys.
Above-mentioned first insulating bar, the second insulating bar can be the adjustable insulating bar that can adjust length.
Above-mentioned first insulating bar, the left end of the second insulating bar can be equipped with spiral interface and be installed with insulation Extension bar.
Reasonable and compact in structure of the present invention, it is easy to use, it can prevent sleeve arrangement from inverting by sleeve non-return device, lead to Lever apparatus of overdriving drives double-end ratchet wrench to rotate, and installs clamp nut using connecting rod principle, can ensure safe distance, suitable Profit realizes the powered defect elimination of bolt type suspension clamp, has the characteristics that safe, laborsaving, easy, efficient.
Brief description of the drawings
Attached drawing 1 is the main structure diagram of preferred embodiment.
Attached drawing 2 is the main view enlarged structure schematic diagram of the double-end ratchet wrench in attached drawing 1.
Attached drawing 3 is the overlooking the structure diagram of attached drawing 2.
Attached drawing 4 is the vertical view enlarged structure schematic diagram of 1 middle sleeve non-return device of attached drawing.
Attached drawing 5 is the present invention looks up structural representation of attached drawing 4.
Coding in attached drawing is respectively:1 is double-end ratchet wrench, and 2 be the first insulating bar, and 3 operate for the second insulation Bar, 4 install square hole for sleeve, and 5 be drive rod square toes, and 6 be sleeve square toes, and 7 be the spacing plane of sleeve, and 8 be bolt type catenary Folder, 9 be hex nut, and 10 be fastening cavity, and 11 be deflecting closing piece, and 12 be the first bar fluted disc, and 13 be the first rod lock bolt, 14 It is driving cross bar for drive rod fluted disc, 15,16 be driving pole socket, and 17 be drive disk latch, and 18 be ut socket, and 19 be receiver Bar, 20 be the second bar fluted disc, and 21 be the second rod lock bolt, and 22 be holdback fluted disc, and 23 be check seat bar, and 24 be limiting plate, 25 be non-return clamp spring, and 26 be check disk latch, and 27 be seat bar bolt, and 28 be preceding locking bolt, and 29 be rear locking bolt.
Embodiment
The present invention from following embodiments limitation, can technique according to the invention scheme and actual conditions determine specifically Embodiment.
In the present invention, for the ease of description, the description of the relative position relation of each component is according to Figure of description 1 Butut mode be described, such as:The position relationship of forward and backward, upper and lower, left and right etc. is the Butut according to Figure of description Direction is come definite.
With reference to embodiment and attached drawing, the invention will be further described:
As shown in attached drawing 1,2,3, which includes double-end ratchet wrench 1, driving lever apparatus, first exhausted Edge operation lever 2, sleeve arrangement, sleeve non-return device and the second insulating bar 3, the right and left difference of double-end ratchet wrench 1 There is the sleeve installation square hole 4 with ratchet device, drive the right end top of lever apparatus there are drive rod square toes 5 and be fixedly mounted on double end In the sleeve installation square hole 4 of 1 left part of ratchet spanner, driving lever apparatus left part is installed with the first insulating bar 2, covers wound packages There are sleeve square toes 6 in the lower end put and are fixedly mounted in the sleeve installation square hole 4 of 1 right part of double-end ratchet wrench, sleeve arrangement Middle part is equipped with the spacing plane 7 of sleeve, and the upper end of sleeve arrangement is equipped with the hex nut 9 that can be sleeved on bolt type suspension clamp 8 On fastening cavity 10, carry springy locking member on sleeve non-return device, sleeve non-return device is loaded on by springy locking member In the spacing plane 7 of sleeve and it can prevent sleeve arrangement unintentional rotation, it is exhausted that the left part of sleeve non-return device is installed with second Edge operation lever 3.Prevent sleeve arrangement from inverting by 3 branch sleeve non-return device of the second insulating bar, grasped by the first insulation Making the connection drive rod device of bar 2 drives double-end ratchet wrench 1 to rotate, and installs clamp nut using connecting rod principle, can ensure to pacify Full distance, smoothly realize the powered defect elimination of bolt type suspension clamp, has the characteristics that safe, laborsaving, easy, efficient.Actual use When, the first insulating bar 2 and the second insulating bar 3 are used respectively by two operating personnel, can use livewire work Mode carries out the nut installation fastening work of bolt type suspension clamp, since power failure operation, activity duration is not required in line maintenance Short, time saving and energy saving, work efficiency is higher, horizontal to lifting circuit live-working safety in work efficiency, mitigate operating personnel's labor Fatigue resistance and other effects is notable, has higher practical value and dissemination.Forceful electric power can be entered by operating personnel of the present invention Field operation, through actual test, generally the nut in highfield is dismantled or fastened average about 15 minutes or so can be complete Into operation, realize that circuit completes defect elimination in the case where not having a power failure, the effective reliability and availability for improving grid equipment, keeps away Exempt from loss of outage, save cost of labor, substantially increase operating efficiency, reduce the operating risk of operating personnel, to enterprise and use Reduce loss of outage in family.It is applicable to 110 kilovolts, 220 KV transmission line suspension clamp bolt lives fasten and dismounting, strain insulator The fastening and dismounting of wire clamp, are equally applicable to 110 kilovolts, portal frame strain clamp bolt Electrified fastening in 220 kv substations With dismounting, disconnecting switch, the Electrified fastening of breaker apparatus cable clip bolt and dismounting.
Above-mentioned livewire work rocking arm spanner can be made further optimization and/or improvements according to actual needs:
As shown in attached drawing 1,2,3, spine can be set by being respectively equipped with the ratchet device of the right and left of double-end ratchet wrench 1 Wheel apparatus one-directionally rotates the deflecting closing piece 11 of rotation direction.
As shown in attached drawing 1,2,3, the right end of the first insulating bar 2 is fixedly connected with the first bar fluted disc by affixed set 12, the lower face of the first bar fluted disc 12 is equipped with locking latch, and there is bolt hole at the center of the first bar fluted disc 12 and is provided with first Rod lock bolt 13, driving lever apparatus includes drive rod fluted disc 14, driving cross bar 15 and drives pole socket 16, on drive rod fluted disc 14 Equipped with U-lag, the upper end of drive rod fluted disc 14 is equipped with the drive disk latch 17 that can be meshed with locking latch, drive rod fluted disc 14 one end is by driving cross bar 15 to fix or be connected with driving pole socket 16, and drive rod square toes 5 are on driving pole socket 16 End, drive rod fluted disc 14 are sleeved on the first rod lock bolt 13 by U-lag, and locking latch is nibbled with 17 phase of drive disk latch Close, drive rod fluted disc 14 is fixedly connected by the first rod lock bolt 13 with 12 phase of the first bar fluted disc.
As shown in attached drawing 1,2, sleeve arrangement includes ut socket 18 and receiver bar 19, and the lower end of ut socket 18 is fixed Or receiver bar 19 is connected with, sleeve square toes 6 are located at 19 lower end of receiver bar, and the spacing plane 7 of sleeve is relatively parallel Two planes are simultaneously located at the middle part of receiver bar 19.Sleeve arrangement is installed on one end of double-end ratchet wrench 1 by sleeve square toes 6, Sleeve non-return device is fixedly mounted on the second insulating bar 3 it is good after, by the non-return clamp spring 25 of sleeve non-return device come Sleeve arrangement is limited, prevents its backwards rotation, the other end of double-end ratchet wrench 1 is driven by operating rod connecting device, is made double Head ratchet spanner 1 is rotated around sleeve arrangement axis, is realized the locking of nut, is realized defect elimination.
As shown in attached drawing 1,4,5, the right end of the second insulating bar 3 is fixedly connected with the second bar fluted disc by affixed set 20, the upper surface of the second bar fluted disc 20 is equipped with locking latch, and there is bolt hole at the center of the second bar fluted disc 20 and is provided with second Rod lock bolt 21, sleeve non-return device includes holdback fluted disc 22, check seat bar 23, limiting plate 24 and non-return clamp spring 25, inverse Only device fluted disc 22 is equipped with U-lag, and the lower end of holdback fluted disc 22 is equipped with the check disk latch that can be meshed with locking latch 26, check seat bar 23 is fixed or be connected with to the right end of holdback fluted disc 22, and the right end of check seat bar 23 passes through seat bar bolt 27 are installed with limiting plate 24, U-shaped limiting slot of the middle part of limiting plate 24 equipped with opening towards the right side, before corresponding to U-shaped limiting slot oral area It is installed with preceding locking bolt 28 and rear locking bolt 29, the upper end installation of limiting plate 24 on the limiting plate 24 on both sides respectively afterwards There is non-return clamp spring 25, the right part of non-return clamp spring 25 has preceding spiral arm and rear spiral arm and is in fork structure, and the left part of non-return clamp spring 25 is in circle Shape is simultaneously set with fixed present bar bolt 27, and formation width is less than the U-shaped card of the spacing well width of U-shaped between preceding spiral arm and rear spiral arm Mouthful, the preceding spiral arm of non-return clamp spring 25 is fixed in preceding locking bolt 28, and the rear spiral arm of non-return clamp spring 25 is fixed on rear locking bolt On 29, holdback fluted disc 22 is sleeved on the second rod lock bolt 21 by U-lag, and locking latch is nibbled with 26 phase of check disk latch Close, holdback fluted disc 22 is fixedly connected by the second rod lock bolt 21 with 20 phase of the second bar fluted disc, and non-return clamp spring 25 passes through U-shaped Bayonet is loaded in the spacing plane 7 of sleeve of sleeve arrangement.Limiting plate 24 is used for the fixation of non-return clamp spring 25, while can also be The position of electrical body and grounded part is limited during livewire work, it is ensured that the person and power grid security;Non-return clamp spring 25 is used for Under the non-tightening state of nut, prevent sleeve arrangement from occurring only to rotate without workmanship with ratchet device on double-end ratchet wrench 1 Situation occurs.
As shown in attached drawing 1,2, fastening cavity 10 is hexagon cavity or 12 prismatic cavitys or 18 prismatic skies Chamber.In actual use, can be according to nut, flat shim, spring pad putting in order in fastening cavity 10 and position shape, design Fasten the concrete shape of cavity 10.
According to actual needs, the first insulating bar 2, the second insulating bar 3 are the adjustable insulation that can adjust length Bar.
According to actual needs, the first insulating bar 2, the left end of the second insulating bar 3 are equipped with spiral interface and fixation Insulated lengthened bar is installed.
Above technical characteristic constitutes highly preferred embodiment of the present invention, it is imitated with stronger adaptability and optimal implementation Fruit, can increase and decrease non-essential technical characteristic, to meet the needs of different situations according to being actually needed.

Claims (17)

1. a kind of livewire work rocking arm spanner, it is characterised in that including double-end ratchet wrench, driving lever apparatus, the first insulation operation Bar, sleeve arrangement, sleeve non-return device and the second insulating bar, the right and left of double-end ratchet wrench have band ratchet to fill respectively The sleeve installation square hole put, drives the right end top of lever apparatus to have drive rod square toes and is fixedly mounted on double-end ratchet wrench left part Sleeve installation square hole in, driving lever apparatus left part be installed with the first insulating bar, there is sleeve in the lower end of sleeve arrangement Square toes are simultaneously fixedly mounted in the sleeve installation square hole of double-end ratchet wrench right part, and the middle part of sleeve arrangement is spacing flat equipped with sleeve Face, the upper end of sleeve arrangement are equipped with the fastening cavity that can be sleeved on the hex nut of bolt type suspension clamp, sleeve check Springy locking member is carried on device, sleeve non-return device is loaded in the spacing plane of sleeve and can be prevented by springy locking member Sleeve arrangement unintentional rotation, the left part of sleeve non-return device are installed with the second insulating bar.
2. livewire work rocking arm spanner according to claim 1, it is characterised in that the right and left of double-end ratchet wrench The deflecting closing piece of ratchet device one-directional rotation rotation direction can be set by being respectively equipped with ratchet device.
3. livewire work rocking arm spanner according to claim 1 or 2, it is characterised in that the right end of the first insulating bar leads to Cross affixed set and be fixedly connected with the first bar fluted disc, the lower face of the first bar fluted disc, which is equipped with, locks latch, in the first bar fluted disc The heart has bolt hole and is provided with the first rod lock bolt, and driving lever apparatus includes drive rod fluted disc, driving cross bar and driving pole socket, Drive rod fluted disc is equipped with U-lag, and the upper end of drive rod fluted disc is equipped with the drive disk latch that can be meshed with locking latch, drives One end of lever fluted disc is by driving cross bar to fix or be connected with driving pole socket, and drive rod square toes are on driving pole socket End, drive rod fluted disc are sleeved on the first rod lock bolt by U-lag, and locking latch is meshed with drive disk latch, drives Bar fluted disc is mutually fixedly connected by the first rod lock bolt with the first bar fluted disc.
4. livewire work rocking arm spanner according to claim 1 or 2, it is characterised in that sleeve arrangement include ut socket and Receiver bar is fixed or are connected with receiver bar, the lower end of ut socket, and sleeve square toes are located at receiver bar lower end, sleeve Spacing plane is for two relatively parallel planes and in the middle part of receiver bar.
5. livewire work rocking arm spanner according to claim 3, it is characterised in that sleeve arrangement includes ut socket and set Receiver bar is fixed or are connected with cylinder base bar, the lower end of ut socket, and sleeve square toes are located at receiver bar lower end, sleeve limit Bit plane is for two relatively parallel planes and in the middle part of receiver bar.
6. livewire work rocking arm spanner according to claim 1 or 2, it is characterised in that the right end of the second insulating bar leads to Cross affixed set and be fixedly connected with the second bar fluted disc, the upper surface of the second bar fluted disc, which is equipped with, locks latch, in the second bar fluted disc The heart has bolt hole and is provided with the second rod lock bolt, sleeve non-return device include holdback fluted disc, check seat bar, limiting plate and Non-return clamp spring, holdback fluted disc are equipped with U-lag, and the lower end of holdback fluted disc is equipped with the check that can be meshed with locking latch Check seat bar is fixed or are connected with to disk latch, the right end of holdback fluted disc, and the right end of check seat bar is consolidated by seat bar bolt Dingan County is equipped with limiting plate, and opening is equipped with the middle part of limiting plate towards right U-shaped limiting slot, both sides before and after corresponding U-shaped limiting slot oral area Preceding locking bolt and rear locking bolt are installed with limiting plate respectively, the upper end of limiting plate is provided with non-return clamp spring, non-return The right part of clamp spring has preceding spiral arm and rear spiral arm and is in fork structure, and the left part of non-return clamp spring in round and is set with fixed present bar bolt On, formation width is less than the U-shaped bayonet of the spacing well width of U-shaped between preceding spiral arm and rear spiral arm, and the preceding spiral arm of non-return clamp spring is fixed In preceding locking bolt, the rear spiral arm of non-return clamp spring is fixed in rear locking bolt, and holdback fluted disc is sleeved on by U-lag On two rod lock bolts, locking latch is meshed with check disk latch, and holdback fluted disc passes through the second rod lock bolt and second Bar fluted disc is mutually fixedly connected, and non-return clamp spring is loaded in the spacing plane of sleeve of sleeve arrangement by U-shaped bayonet.
7. livewire work rocking arm spanner according to claim 3, it is characterised in that the right end of the second insulating bar passes through Affixed set is fixedly connected with the second bar fluted disc, and the upper surface of the second bar fluted disc is equipped with locking latch, the center of the second bar fluted disc There is bolt hole and the second rod lock bolt is installed, sleeve non-return device includes holdback fluted disc, check seat bar, limiting plate and stops Inverse clamp spring, holdback fluted disc are equipped with U-lag, and the lower end of holdback fluted disc is equipped with the check disk that can be meshed with locking latch Check seat bar is fixed or are connected with to latch, the right end of holdback fluted disc, and the right end of check seat bar is fixed by seat bar bolt Limiting plate is installed, opening is equipped with the middle part of limiting plate towards right U-shaped limiting slot, the limit on both sides before and after corresponding U-shaped limiting slot oral area Preceding locking bolt and rear locking bolt are installed with respectively on the plate of position, and the upper end of limiting plate is provided with non-return clamp spring, non-return card The right part of spring has preceding spiral arm and rear spiral arm and is in fork structure, and the left part of non-return clamp spring in round and is set with fixed present bar bolt On, formation width is less than the U-shaped bayonet of the spacing well width of U-shaped between preceding spiral arm and rear spiral arm, and the preceding spiral arm of non-return clamp spring is fixed In preceding locking bolt, the rear spiral arm of non-return clamp spring is fixed in rear locking bolt, and holdback fluted disc is sleeved on by U-lag On two rod lock bolts, locking latch is meshed with check disk latch, and holdback fluted disc passes through the second rod lock bolt and second Bar fluted disc is mutually fixedly connected, and non-return clamp spring is loaded in the spacing plane of sleeve of sleeve arrangement by U-shaped bayonet.
8. livewire work rocking arm spanner according to claim 4, it is characterised in that the right end of the second insulating bar passes through Affixed set is fixedly connected with the second bar fluted disc, and the upper surface of the second bar fluted disc is equipped with locking latch, the center of the second bar fluted disc There is bolt hole and the second rod lock bolt is installed, sleeve non-return device includes holdback fluted disc, check seat bar, limiting plate and stops Inverse clamp spring, holdback fluted disc are equipped with U-lag, and the lower end of holdback fluted disc is equipped with the check disk that can be meshed with locking latch Check seat bar is fixed or are connected with to latch, the right end of holdback fluted disc, and the right end of check seat bar is fixed by seat bar bolt Limiting plate is installed, opening is equipped with the middle part of limiting plate towards right U-shaped limiting slot, the limit on both sides before and after corresponding U-shaped limiting slot oral area Preceding locking bolt and rear locking bolt are installed with respectively on the plate of position, and the upper end of limiting plate is provided with non-return clamp spring, non-return card The right part of spring has preceding spiral arm and rear spiral arm and is in fork structure, and the left part of non-return clamp spring in round and is set with fixed present bar bolt On, formation width is less than the U-shaped bayonet of the spacing well width of U-shaped between preceding spiral arm and rear spiral arm, and the preceding spiral arm of non-return clamp spring is fixed In preceding locking bolt, the rear spiral arm of non-return clamp spring is fixed in rear locking bolt, and holdback fluted disc is sleeved on by U-lag On two rod lock bolts, locking latch is meshed with check disk latch, and holdback fluted disc passes through the second rod lock bolt and second Bar fluted disc is mutually fixedly connected, and non-return clamp spring is loaded in the spacing plane of sleeve of sleeve arrangement by U-shaped bayonet.
9. livewire work rocking arm spanner according to claim 5, it is characterised in that the right end of the second insulating bar passes through Affixed set is fixedly connected with the second bar fluted disc, and the upper surface of the second bar fluted disc is equipped with locking latch, the center of the second bar fluted disc There is bolt hole and the second rod lock bolt is installed, sleeve non-return device includes holdback fluted disc, check seat bar, limiting plate and stops Inverse clamp spring, holdback fluted disc are equipped with U-lag, and the lower end of holdback fluted disc is equipped with the check disk that can be meshed with locking latch Check seat bar is fixed or are connected with to latch, the right end of holdback fluted disc, and the right end of check seat bar is fixed by seat bar bolt Limiting plate is installed, opening is equipped with the middle part of limiting plate towards right U-shaped limiting slot, the limit on both sides before and after corresponding U-shaped limiting slot oral area Preceding locking bolt and rear locking bolt are installed with respectively on the plate of position, and the upper end of limiting plate is provided with non-return clamp spring, non-return card The right part of spring has preceding spiral arm and rear spiral arm and is in fork structure, and the left part of non-return clamp spring in round and is set with fixed present bar bolt On, formation width is less than the U-shaped bayonet of the spacing well width of U-shaped between preceding spiral arm and rear spiral arm, and the preceding spiral arm of non-return clamp spring is fixed In preceding locking bolt, the rear spiral arm of non-return clamp spring is fixed in rear locking bolt, and holdback fluted disc is sleeved on by U-lag On two rod lock bolts, locking latch is meshed with check disk latch, and holdback fluted disc passes through the second rod lock bolt and second Bar fluted disc is mutually fixedly connected, and non-return clamp spring is loaded in the spacing plane of sleeve of sleeve arrangement by U-shaped bayonet.
10. livewire work rocking arm spanner according to claim 1 or 2, it is characterised in that fastening cavity is empty for hexagon Chamber or 12 prismatic cavitys or 18 prismatic cavitys;Or/and first insulating bar, the second insulating bar is can Adjust the adjustable insulating bar of length;Or/and the left end of first insulating bar, the second insulating bar is equipped with spiral interface simultaneously It is installed with insulated lengthened bar.
11. livewire work rocking arm spanner according to claim 3, it is characterised in that fastening cavity for hexagon cavity or 12 prismatic cavitys or 18 prismatic cavitys;Or/and first insulating bar, the second insulating bar is can adjust The adjustable insulating bar of length;Or/and first insulating bar, the left end of the second insulating bar are equipped with spiral interface and fixation Insulated lengthened bar is installed.
12. livewire work rocking arm spanner according to claim 4, it is characterised in that fastening cavity for hexagon cavity or 12 prismatic cavitys or 18 prismatic cavitys;Or/and first insulating bar, the second insulating bar is can adjust The adjustable insulating bar of length;Or/and first insulating bar, the left end of the second insulating bar are equipped with spiral interface and fixation Insulated lengthened bar is installed.
13. livewire work rocking arm spanner according to claim 5, it is characterised in that fastening cavity for hexagon cavity or 12 prismatic cavitys or 18 prismatic cavitys;Or/and first insulating bar, the second insulating bar is can adjust The adjustable insulating bar of length;Or/and first insulating bar, the left end of the second insulating bar are equipped with spiral interface and fixation Insulated lengthened bar is installed.
14. livewire work rocking arm spanner according to claim 6, it is characterised in that fastening cavity for hexagon cavity or 12 prismatic cavitys or 18 prismatic cavitys;Or/and first insulating bar, the second insulating bar is can adjust The adjustable insulating bar of length;Or/and first insulating bar, the left end of the second insulating bar are equipped with spiral interface and fixation Insulated lengthened bar is installed.
15. livewire work rocking arm spanner according to claim 7, it is characterised in that fastening cavity for hexagon cavity or 12 prismatic cavitys or 18 prismatic cavitys;Or/and first insulating bar, the second insulating bar is can adjust The adjustable insulating bar of length;Or/and first insulating bar, the left end of the second insulating bar are equipped with spiral interface and fixation Insulated lengthened bar is installed.
16. livewire work rocking arm spanner according to claim 8, it is characterised in that fastening cavity for hexagon cavity or 12 prismatic cavitys or 18 prismatic cavitys;Or/and first insulating bar, the second insulating bar is can adjust The adjustable insulating bar of length;Or/and first insulating bar, the left end of the second insulating bar are equipped with spiral interface and fixation Insulated lengthened bar is installed.
17. livewire work rocking arm spanner according to claim 9, it is characterised in that fastening cavity for hexagon cavity or 12 prismatic cavitys or 18 prismatic cavitys;Or/and first insulating bar, the second insulating bar is can adjust The adjustable insulating bar of length;Or/and first insulating bar, the left end of the second insulating bar are equipped with spiral interface and fixation Insulated lengthened bar is installed.
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CN107398848A (en) * 2017-09-01 2017-11-28 国网河南省电力公司濮阳供电公司 Electric transmission line hot-line spanner

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CN201427283Y (en) * 2009-07-17 2010-03-24 南充电业局 Wrench for live working in high-voltage electrical apparatus
CN202726792U (en) * 2012-08-01 2013-02-13 冀北电力有限公司唐山供电公司 Multi-angle strain-resistant drainage plate bolt fastening wrench
CN206273516U (en) * 2016-11-17 2017-06-23 国网新疆电力公司和田供电公司 Livewire work rocking arm spanner

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JP2013062960A (en) * 2011-09-14 2013-04-04 Chugoku Electric Power Co Inc:The Wire tensioning device for indirect live wire
TWI493195B (en) * 2013-11-04 2015-07-21 Via Tech Inc Probe card

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Publication number Priority date Publication date Assignee Title
CN201427283Y (en) * 2009-07-17 2010-03-24 南充电业局 Wrench for live working in high-voltage electrical apparatus
CN202726792U (en) * 2012-08-01 2013-02-13 冀北电力有限公司唐山供电公司 Multi-angle strain-resistant drainage plate bolt fastening wrench
CN206273516U (en) * 2016-11-17 2017-06-23 国网新疆电力公司和田供电公司 Livewire work rocking arm spanner

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