CN106710994B - A kind of mounting fuse device operation stick - Google Patents
A kind of mounting fuse device operation stick Download PDFInfo
- Publication number
- CN106710994B CN106710994B CN201611153764.XA CN201611153764A CN106710994B CN 106710994 B CN106710994 B CN 106710994B CN 201611153764 A CN201611153764 A CN 201611153764A CN 106710994 B CN106710994 B CN 106710994B
- Authority
- CN
- China
- Prior art keywords
- bar
- mounting
- fuse device
- supplementary insulation
- mounting part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009413 insulation Methods 0.000 claims abstract description 49
- 230000004927 fusion Effects 0.000 claims abstract description 37
- 238000007373 indentation Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/0208—Tools for inserting and removing fuses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/25—Safety arrangements preventing or inhibiting contact with live parts, including operation of isolation on removal of cover
Landscapes
- Fuses (AREA)
Abstract
The present invention provides a kind of mounting fuse device operation sticks, including link rod；It can be hooked on the mounting part in the fusion tube link of fuse device, mounting part is connect with link rod；The supplementary insulation bar being connect with mounting part；Can be with the hanging plate of fuse device by the magnetic patch of magnetic connection, magnetic patch is arranged on supplementary insulation bar.The present invention is when extracing or installing the fusion tube of drop type fuse device, mounting part is hooked in the fusion tube link of fuse device, connect magnetic patch by the hanging plate of magnetic force and fuse device, so when pulling fusion tube using mounting part, mounting part can be fixed using the magnetic force between magnetic patch and hanging plate, it avoids mounting part from generating shaking, and then can be avoided that there is a situation where fusion tubes to fall, to reduce security risk.Meanwhile the present invention utilizes the cooperation of magnetic patch and mounting part, can be realized quick mounting, improves work efficiency.
Description
Technical field
The present invention relates to technical field of power systems, more specifically to a kind of mounting fuse device operation stick.
Background technique
Operation stick is the insulating tool operated for the short time to charging equipment, is such as switched on or switched off high_voltage isolation and opens
Pass, drop type fuse device, assembly and disassembly Portable ground wire and use when measuring and testing.
After mounting, when needing to extract or installing fusion tube, operator generallys use operation to current drop type fuse device
Stick carries out.This common operation stick is made of work head, insulating bar and lever three parts, and work head therein is from directly to reinforcing bar
The structure of lateral T-shaped structure, L-shaped structure, U-shaped structure or L shape in conjunction with U-shaped, this operation stick are welded into transverse steel
When extracing or installing the fusion tube of drop type fuse device, the fusion tube of drop type fuse device can only be chosen, the behaviour when lifting fusion tube
Opposite fusion tube is easier to as stick to shake, and is fallen so being easier to generation fusion tube, there are biggish security risks, while being not easy to fuse device
Mounting.
In conclusion avoid that there is a situation where fusion tubes to fall how when extracing or installing the fusion tube of drop type fuse device,
It is current those skilled in the art technical problem urgently to be resolved to reduce security risk.
Summary of the invention
In view of this, extracing or pacifying to realize the purpose of the present invention is to provide a kind of mounting fuse device operation stick
When filling the fusion tube of drop type fuse device, avoid that there is a situation where fusion tubes to fall, to reduce security risk.
In order to achieve the above object, the present invention provides the following technical solutions：
A kind of mounting fuse device operation stick, including link rod further include：
It can be hooked on the mounting part in the fusion tube link of fuse device, the mounting part is connect with the link rod；
The supplementary insulation bar being connect with the mounting part；
Can be with the hanging plate of the fuse device by the magnetic patch of magnetic connection, the magnetic patch is arranged in the supplementary insulation
On bar.
Preferably, it in above-mentioned mounting fuse device operation stick, is additionally provided on the supplementary insulation bar described for avoiding
The escape groove of hanging plate, the escape groove are located at the magnetic patch close to the side of the mounting part.
Preferably, in above-mentioned mounting fuse device operation stick, being additionally provided on the supplementary insulation bar can be with the extension
The guide surface of fishplate bar location fit, along the axial direction setting of the supplementary insulation bar, the guide surface is located at described the guide surface
Side of the escape groove far from the magnetic patch.
Preferably, in above-mentioned mounting fuse device operation stick, the supplementary insulation bar is cylindrical bar, the bottom of the escape groove
Face is parallel to the guide surface, and the width of the evacuation groove bottom is greater than the width of the guide surface.
Preferably, in above-mentioned mounting fuse device operation stick, it is provided with mounting groove on the side of the supplementary insulation bar, institute
Magnetic patch is stated to be arranged in the mounting groove.
Preferably, in above-mentioned mounting fuse device operation stick, the mounting part includes the axial direction setting along the link rod
Longitudinally connected bar and the lateral hitch bar being arranged radially along the link rod, the transverse direction hitch bar be arranged in the longitudinal direction
In connecting rod, one end of the longitudinally connected bar is connect with the link rod, and the other end is connect with the supplementary insulation bar.
Preferably, in above-mentioned mounting fuse device operation stick, the outer end of the transverse direction hitch bar is additionally provided with anticreep protrusion.
Preferably, in above-mentioned mounting fuse device operation stick, the supplementary insulation bar is set close to one end of the link rod
It is equipped with mounting hole, the longitudinally connected bar is removably attached in the mounting hole by tie down screw；The tie down screw
Along being arranged radially for the supplementary insulation bar, and the notch being connected to the mounting hole, institute are provided on the supplementary insulation bar
It states lateral hitch bar and is located at the indentation, there.
Preferably, in above-mentioned mounting fuse device operation stick, the longitudinally connected bar is set far from one end of the link rod
It is equipped with positioning protrusion, the positioning protrusion and the mounting hole transition fit.
Preferably, in above-mentioned mounting fuse device operation stick, the described one end of supplementary insulation bar far from the link rod is also
It is provided with headlamp.
It can be seen from the above technical scheme that mounting fuse device operation stick provided by the invention includes link rod, also
Including the mounting part that can be hooked in the fusion tube link of fuse device, mounting part is connect with link rod；What is connect with mounting part is auxiliary
Help insulating bar；Can be with the hanging plate of fuse device by the magnetic patch of magnetic connection, magnetic patch is arranged on supplementary insulation bar.
Mounting part is hooked on the fusion tube link of fuse device when extracing or installing the fusion tube of drop type fuse device by the present invention
It is interior, while connect magnetic patch by the hanging plate of magnetic force and fuse device, so can be utilized when pulling fusion tube using mounting part
Mounting part is fixed in magnetic force between magnetic patch and hanging plate, avoids mounting part from generating shaking, and then can be avoided generation fusion tube
The case where falling, to reduce security risk.
Meanwhile the present invention utilizes the cooperation of magnetic patch and mounting part, can be realized quick mounting, improves work efficiency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the structural schematic diagram of mounting fuse device operation stick provided in an embodiment of the present invention.
Specific embodiment
The embodiment of the invention provides a kind of mounting fuse device operation sticks, can extract or install drop type fuse device
Fusion tube when, avoid that there is a situation where fusion tubes to fall, to reduce security risk.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Attached drawing 1 is please referred to, it further includes energy that mounting fuse device operation stick provided in an embodiment of the present invention, which includes link rod 1,
It is enough hooked on the mounting part in the fusion tube link of fuse device, mounting part is connect with link rod 1；The supplementary insulation being connect with mounting part
Bar 4；The magnetic patch 5 of magnetic connection can be passed through with the hanging plate of fuse device, magnetic patch 5 is arranged on supplementary insulation bar 4.
Mounting part is hooked on the fusion tube link of fuse device when extracing or installing the fusion tube of drop type fuse device by the present invention
It is interior, while connect magnetic patch 5 by the hanging plate of magnetic force and fuse device, so when pulling fusion tube using mounting part, Neng Gouli
Mounting part is fixed with the magnetic force between magnetic patch 5 and hanging plate, mounting part is avoided to generate shaking, and then it is molten to can be avoided generation
The case where pipe falls, to reduce security risk.
Meanwhile the present invention utilizes the cooperation of magnetic patch 5 and mounting part, can be realized quick mounting, improves work efficiency.
Preferably, the escape groove 42 for avoiding hanging plate is additionally provided on supplementary insulation bar 4, escape groove 42 is located at magnetic patch
5 close to mounting part side.The escape groove 42 enters for hanging plate, when link rod 1 is pulled, convenient for magnetic patch 5 with respect to hanging plate
It moves up.Certainly, the present invention can also be not provided with above-mentioned escape groove 42, only by supplementary insulation bar 4 along the thickness of mounting plate thickness direction
Degree is thinned.
Further, being additionally provided on supplementary insulation bar 4 can be with the guide surface 41 of hanging plate location fit, guide surface 41
Along the axial direction setting of supplementary insulation bar 4, guide surface 41 is located at side of the escape groove 42 far from magnetic patch 5.So, operation stick work
When making, guide surface 41 and hanging plate location fit improve reliable operation so that radial shaking occur when operation stick being avoided to lift
Property.Certainly, one in escape groove 42 and guide surface 41 can also be only arranged in the present invention；It can also be not provided with above-mentioned guide surface
41。
For the ease of processing, supplementary insulation bar 4 is cylindrical bar, i.e. the cross-sectional shape of supplementary insulation bar 4 is circle, this is auxiliary
Helping insulating bar 4 can also be other shapes, such as rectangle, ellipse.
In the present embodiment, the bottom surface of escape groove 42 is parallel to guide surface 41, and escape groove 42 and guide surface 41 are located at auxiliary at this time
The same circumferential position of insulating bar 4 is helped, it is easy to process.Certainly, the bottom surface of escape groove 42 can also have angle with guide surface 41.
The width of above-mentioned 42 bottom surface of escape groove is greater than the width of guide surface 41, and the depth of the escape groove 42 is greater than the depth of guide surface 41,
To guarantee that guide surface 41 is bonded with hanging plate positioning always.Certainly, the width of 42 bottom surface of escape groove can also be equal to guide surface
41 width.
In order to be further reduced 4 the space occupied of supplementary insulation bar, mounting groove is provided on the side of supplementary insulation bar 4
43, magnetic patch 5 is arranged in mounting groove 43.The present invention makes magnetic patch 5 be embedded in supplementary insulation bar 4, and magnetic patch 5 is avoided to occupy additional sky
Between, so that avoiding the thickness after assembling because of supplementary insulation bar 4 and magnetic patch 5 from crossing stool influences the mounting of fusion tube.Certainly, magnetic patch 5
The surface of supplementary insulation bar 4 can be directly installed on.
Specifically, above-mentioned magnetic patch 5 is rectangle, mounting groove 43 is rectangular channel.Magnetic patch 5 is bolted on mounting groove 43
It is interior.The magnetic patch 5 or other shapes, such as triangle.
As shown in Figure 1, mounting part includes connecting along the longitudinal direction of link rod 1 being axially arranged in a specific embodiment of the invention
Extension bar 2 and the lateral hitch bar 6 being arranged radially along link rod 1, lateral hitch bar 6 are arranged on longitudinally connected bar 2, Zong Xianglian
One end of extension bar 2 is connect with link rod 1, and the other end is connect with supplementary insulation bar 4.At this point, mounting part be T shape, it is easy to process and
Assembly.Certainly, which can also be L shape etc..
Preferably, the outer end of lateral hitch bar 6 is additionally provided with anticreep protrusion 61.The outer end of lateral hitch bar 6 is laterally to hang
The one end of extension bar 6 far from longitudinally connected bar 2, the anticreep protrusion 61 can pass through fusion tube link with lateral hitch bar 6, be located at molten
Pipe hanger connects the side of ring, and in operation stick work, 61 limit of anticreep protrusion can prevent lateral mounting on the outside of fusion tube mounting ring
Bar 6 is detached from fusion tube mounting ring due to shaking, and further improves the mounting reliability of lateral hitch bar 6 with fusion tube mounting ring.This
Invention can also be not provided with above-mentioned anticreep protrusion 61.
For the ease of 61 disengaging fusion tube mounting ring of anticreep protrusion, anticreep 61 preferably spherical protrusions of protrusion, such anticreep is convex
The surface for playing 61 is arc, and it is stuck outside fusion tube mounting ring to can be avoided anticreep protrusion 61, is hung convenient for lateral hitch bar 6 with fusion tube
Connect the separation of ring.Certainly, above-mentioned anticreep protrusion 61 or the pillar that transversely hitch bar 6 is arranged radially.
In a specific embodiment of the invention, supplementary insulation bar 4 is provided with mounting hole, Zong Xianglian close to one end of link rod 1
Extension bar 2 is removably attached in mounting hole by tie down screw 3；Tie down screw 3 is arranged radially along supplementary insulation bar 4, and
The notch being connected to mounting hole is provided on supplementary insulation bar 4, lateral hitch bar 6 is located at indentation, there.Of the invention is longitudinally connected
Bar 2 is fixedly connected with lateral hitch bar 6, so lateral hitch bar 6 exists simultaneously when longitudinally connected bar 2 is adjusted in mounting hole
Indentation, there adjusts up and down.
When assembly, one end of longitudinally connected bar 2 is made to protrude into the mounting hole of supplementary insulation bar 4, and is located at lateral hitch bar 6
Indentation, there adjusts the length that longitudinally connected bar 2 protrudes into mounting hole, finally by locking then according to the actual height of fuse device
Screw rod 3 is fixed by longitudinally connected bar 2.The exposed length of the longitudinally connected bar 2 of the present invention is adjustable, to be suitable for different height fuse
The mounting of tool, improves versatility.Meanwhile longitudinally connected bar 2 is detachably connected with supplementary insulation bar 4, it when not in use can be with
Supplementary insulation bar 4 is dismantled, it is easy to carry.It is understood that longitudinally connected bar 2 can also be matched by interference fit or screw thread
Conjunction is fixed in mounting hole, and the present invention can also substitute above-mentioned notch using perforation, makes longitudinally connected bar 2 and lateral hitch bar 6
It is detachably connected.
In order to further optimize the above technical scheme, longitudinally connected bar 2 is provided with convex far from one end of link rod 1
It rises, positioning protrusion and mounting hole transition fit.The present invention avoids longitudinally connected bar 2 from shaking in mounting hole using positioning protrusion,
Convenient for the fixation of tie down screw 3, while guaranteeing the coaxiality of longitudinally connected bar 2 and supplementary insulation bar 4, convenient for the mounting of fusion tube.
The present invention can also be not provided with above-mentioned positioning protrusion, make longitudinally connected bar 2 and mounting hole clearance fit.
The preferably spherical protrusion of positioning protrusion, it is easy to process.Certainly, positioning protrusion may be cylinder etc..
Preferably, supplementary insulation bar 4 is additionally provided with headlamp far from one end of link rod 1, and the present invention is existed using headlamp
Night realizes illumination at dusk, facilitates operation.The brightness of above-mentioned headlamp can be adjusted according to visibility.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (8)
1. a kind of mounting fuse device operation stick, including link rod (1), which is characterized in that further include：
It can be hooked on the mounting part in the fusion tube link of fuse device, the mounting part is connect with the link rod (1)；
The supplementary insulation bar (4) connecting with the mounting part, being provided on the supplementary insulation bar (4) can be with the fuse device
Hanging plate location fit guide surface (41), the guide surface (41) along the supplementary insulation bar (4) axial direction setting；
Can be with the hanging plate by the magnetic patch (5) of magnetic connection, the magnetic patch (5) is arranged in the supplementary insulation bar (4)
On；
The escape groove (42) for avoiding the hanging plate, the escape groove (42) are additionally provided on the supplementary insulation bar (4)
Positioned at the magnetic patch (5) close to the side of the mounting part, the guide surface (41) is located at the escape groove (42) far from described
The side of magnetic patch (5).
2. mounting fuse device operation stick according to claim 1, which is characterized in that the supplementary insulation bar (4) is circle
The bottom surface of mast, the escape groove (42) is parallel to the guide surface (41), and the width of the escape groove (42) bottom surface is greater than
The width of the guide surface (41).
3. mounting fuse device operation stick according to claim 1, which is characterized in that the side of the supplementary insulation bar (4)
It is provided on face mounting groove (43), magnetic patch (5) setting is in the mounting groove (43).
4. mounting fuse device operation stick according to claim 1, which is characterized in that the mounting part includes along the order
The longitudinally connected bar (2) of gram stick (1) being axially arranged and the lateral hitch bar (6) being arranged radially along the link rod (1), institute
It states lateral hitch bar (6) to be arranged on the longitudinally connected bar (2), one end of the longitudinally connected bar (2) and the link rod
(1) it connects, the other end is connect with the supplementary insulation bar (4).
5. mounting fuse device operation stick according to claim 4, which is characterized in that outside the transverse direction hitch bar (6)
It is raised (61) that end is additionally provided with anticreep.
6. mounting fuse device operation stick according to claim 4, which is characterized in that the supplementary insulation bar (4) is close
One end of the link rod (1) is provided with mounting hole, and the longitudinally connected bar (2) is removably secured by tie down screw (3)
In the mounting hole；Tie down screw (3) being arranged radially along supplementary insulation bar (4), and the supplementary insulation bar
(4) notch being connected to the mounting hole is provided on, the transverse direction hitch bar (6) is located at the indentation, there.
7. mounting fuse device operation stick according to claim 6, which is characterized in that the longitudinally connected bar (2) is separate
One end of the link rod (1) is provided with positioning protrusion, the positioning protrusion and the mounting hole transition fit.
8. mounting fuse device operation stick according to claim 1-7, which is characterized in that the supplementary insulation bar
(4) one end far from the link rod (1) is additionally provided with headlamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611153764.XA CN106710994B (en) | 2016-12-14 | 2016-12-14 | A kind of mounting fuse device operation stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611153764.XA CN106710994B (en) | 2016-12-14 | 2016-12-14 | A kind of mounting fuse device operation stick |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106710994A CN106710994A (en) | 2017-05-24 |
| CN106710994B true CN106710994B (en) | 2018-11-30 |
Family
ID=58937204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611153764.XA Active CN106710994B (en) | 2016-12-14 | 2016-12-14 | A kind of mounting fuse device operation stick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106710994B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6474197B1 (en) * | 2001-08-31 | 2002-11-05 | Hastings Fiber Glass Products, Inc. | Cutout fuse tube installation tool |
| CN203192730U (en) * | 2013-01-29 | 2013-09-11 | 福建省电力有限公司 | Insulating operating rod |
| CN204424101U (en) * | 2015-03-28 | 2015-06-24 | 国家电网公司 | Novel insulating pull rod |
| CN206210734U (en) * | 2016-12-14 | 2017-05-31 | 国网浙江宁波市鄞州区供电公司 | One kind mounting fuse device operation stick |
-
2016
- 2016-12-14 CN CN201611153764.XA patent/CN106710994B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6474197B1 (en) * | 2001-08-31 | 2002-11-05 | Hastings Fiber Glass Products, Inc. | Cutout fuse tube installation tool |
| CN203192730U (en) * | 2013-01-29 | 2013-09-11 | 福建省电力有限公司 | Insulating operating rod |
| CN204424101U (en) * | 2015-03-28 | 2015-06-24 | 国家电网公司 | Novel insulating pull rod |
| CN206210734U (en) * | 2016-12-14 | 2017-05-31 | 国网浙江宁波市鄞州区供电公司 | One kind mounting fuse device operation stick |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106710994A (en) | 2017-05-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106129666A (en) | A kind of earthing clamp device | |
| CN206210734U (en) | One kind mounting fuse device operation stick | |
| CN103681142B (en) | A kind of crane insulating barrier | |
| CN207392868U (en) | A kind of street lamp post of energy rapid-assembling/disassembling | |
| WO2019105020A1 (en) | Charging pile | |
| CN106710994B (en) | A kind of mounting fuse device operation stick | |
| CN209029807U (en) | A kind of electric pole construction auxiliary body for expanding aerial condutor spacing | |
| JP2021173742A (en) | Self-test electrical test pen | |
| CN105356371A (en) | Same-tower multi-loop power transmission line strain insulator string electrification replacing method and device | |
| CN103166135B (en) | Multifunctional operational tool | |
| CN105514859A (en) | Insulation operation lever for electric power overhaul | |
| CN102340114A (en) | High-voltage power transmission line lifter for live working | |
| CN103928814B (en) | The ground connection rifle of high-tension apparatus earth connection | |
| CN109462181A (en) | Rotary aerial condutor device for spreading | |
| CN205720543U (en) | T-shaped connect-disconnect plug test device | |
| CN203800364U (en) | Grounding gun for installing or dismounting high voltage equipment grounding wire | |
| CN208368367U (en) | A kind of link rod | |
| CN202534972U (en) | Over-current clamping device | |
| CN107134375A (en) | A kind of overhaul of line breaker contact | |
| CN202394727U (en) | Cascading style operating rod connecting sleeve | |
| CN104535802A (en) | Check wiring pole for high altitude power transformation equipment | |
| CN205637154U (en) | Detachable steel construction | |
| CN204481144U (en) | A kind of earthing device | |
| CN202797306U (en) | Clamping type cable | |
| CN104836180A (en) | Transmission line cotter pin mounting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |