CN107404085A - A kind of Bird's Nest clears up aid - Google Patents
A kind of Bird's Nest clears up aid Download PDFInfo
- Publication number
- CN107404085A CN107404085A CN201710599912.9A CN201710599912A CN107404085A CN 107404085 A CN107404085 A CN 107404085A CN 201710599912 A CN201710599912 A CN 201710599912A CN 107404085 A CN107404085 A CN 107404085A
- Authority
- CN
- China
- Prior art keywords
- bird
- nest
- sling
- insulating
- aid
- 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.)
- Pending
Links
Classifications
-
- 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
Landscapes
- Catching Or Destruction (AREA)
Abstract
The invention provides a kind of Bird's Nest to clear up aid, including suspension rod and sling, the suspension rod includes the first insulating bar, and fixing device is provided with the middle part of the first insulating bar, the end set of first insulating bar has suspension ring, and the first insulating bar is fixed on shaft tower angle bar by the fixing device;Sling includes empire cloth, the corner of empire cloth is connected with insulating cord, and hook is connected with insulating cord, and hook can be hung on the suspension ring of the first insulation boom end, sling is connected with suspension rod with this, when in use by adjusting the distance of sling and Bird's Nest, Bird's Nest can be made fully to drop inside sling, avoid branch of Bird's Nest etc. from dropping, reduce the injury to suspension rod underlying object, avoid branch from dropping causing line tripping simultaneously, meanwhile, also transferable grading ring, directly over insulator etc. position Bird's Nest.It is difficult to solve the problems, such as that the Bird's Nest at the position such as wire, grading ring on electric power line pole tower in the prior art is cleared up by the present invention.
Description
Technical field
The present invention relates to electric line operation maintenance site technology field, and in particular to a kind of Bird's Nest clears up backman
Tool.
Background technology
Wild birds are largely nested on electric power line pole tower at present, and some even build at the grading ring position of insulator
Nest, the safe operation of serious threat transmission line of electricity, causes trip accident.Circuit O&M unit is reliably transported for guarantee electric power safety
OK, spend a large amount of human and material resources to remove the Bird's Nest on overhead line structures every year, and use miscellaneous bird repellent bird-proof device, such as
Bird-resistant, bird-scaring unit, bird prevention net, anti-birdcage etc..
Current power transmission circuit O&M unit removes the Bird's Nest on transmission line of electricity using the method for destroying dismounting Bird's Nest more, adopts
Method has:1st, remove by hand;2nd, removed using special removing tool;3rd, it is used as and is turned temporarily using other articles or kit
Shifting instrument removes.The shortcomings that first two method is:1. Bird's Nest is decomposed, the integrality of Bird's Nest is destroyed, have impact on bird
The breeding of class;2. Bird's Nest falls, material of nesting may make insulator short circuit and cause tripping operation;3. as having room below shaft tower
When room, green house of vegetables, crops when, Bird's Nest fall people and animals' thing may be damaged.The shortcomings that the third method is:1. make
Industry personnel not Portable belt and operation in operation on shaft tower;2. it cannot be used directly for shifting the Bird's Nest at grading ring position.
The content of the invention
In view of this, the embodiments of the invention provide a kind of Bird's Nest to clear up aid, to solve to transmit electricity in the prior art
The problem of Bird's Nest cleaning at the position such as wire, grading ring is difficult on overhead line structures.
Therefore, the embodiments of the invention provide following technical scheme:
The embodiments of the invention provide a kind of Bird's Nest to clear up aid, including:Suspension rod, the suspension rod include the first insulation
Bar, and the fixing device in the middle part of first insulating bar and the suspension ring for being arranged on the first insulation boom end, institute
Fixing device is stated to be used to first insulating bar being fixed on shaft tower angle bar;Sling, the sling include empire cloth, are connected to
The insulating cord of the corner of the empire cloth and the hook being connected on the insulating cord, it is described to link up with for connecting the suspension ring.
Alternatively, the suspension rod is two.
Alternatively, the suspension ring, the hook and the insulating cord are four.
Alternatively, the fixing device is rotatable fixing device, for driving the suspension rod to rotate.
Alternatively, the suspension rod also includes iron hoop, installed in the end of first insulating bar, for being hung described in fixation
Ring.
Alternatively, the insulating cord beats at least one knot every preset distance, described to be hung in the knot.
Alternatively, the sling also includes becket, is embedded in the corner of the empire cloth, the insulating cord is described in
Becket is connected with the empire cloth.
Alternatively, the Bird's Nest cleaning aid also includes:Action bars, the action bars include the second insulating bar and peace
Hook mounted in described second insulating bar one end has.
Alternatively, the other end of second insulating bar has thread cavity.
Alternatively, the Bird's Nest cleaning aid also includes holding rod, and there is screw thread described holding rod one end, for passing through
The thread cavity connects second insulating bar.
The embodiment of the present invention has the following advantages that:
The embodiments of the invention provide a kind of Bird's Nest to clear up aid, including suspension rod and sling, and the suspension rod includes first
Insulating bar, fixing device is installed in the middle part of the first insulating bar, the end set of the first insulating bar there are suspension ring, and the fixing device will
First insulating bar is fixed on shaft tower angle bar;Sling includes empire cloth, and the corner of empire cloth is connected with insulating cord, connected on insulating cord
Hook is connected to, hook can hang on the suspension ring of the first insulation boom end, be connected sling with suspension rod with this, when in use, first
First pass through fixing device suspension rod is fixed on shaft tower angle bar, then by the boom end that hangs on the insulating cord of sling
On suspension ring, when having the Bird's Nest on removal shaft tower with hook, in Bird's Nest free-falling to sling, operating personnel removes the extension in sling
Hook, sling is tightened up, is then reached by transmission rope under shaft tower, complete Bird's Nest transfer.When in use by adjusting sling and Bird's Nest
Distance, Bird's Nest can be made fully to drop inside sling, avoid branch of Bird's Nest etc. from dropping, reduced to suspension rod underlying object
Injury, while avoids branch from dropping and causes line tripping, meanwhile, also transferable grading ring, directly over insulator etc. position bird
Nest.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a schematic diagram of Bird's Nest cleaning aid according to embodiments of the present invention;
Fig. 2 is the schematic diagram of the sling of Bird's Nest cleaning aid according to embodiments of the present invention;
Fig. 3 is the schematic diagram of the suspension rod of Bird's Nest cleaning aid according to embodiments of the present invention;
Fig. 4 is the schematic diagram of the action bars of Bird's Nest cleaning aid according to embodiments of the present invention.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can
To be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected by intermediary, can be with
It is the connection of two element internals, can is wireless connection or wired connection.For one of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other
It is be combined with each other into conflict can.
Embodiment
A kind of Bird's Nest cleaning aid is provided in the present embodiment, and Fig. 1 is that Bird's Nest according to embodiments of the present invention is clear
A schematic diagram of aid is managed, as shown in figure 1, Bird's Nest cleaning aid includes:Suspension rod and sling, wherein, suspension rod
Including the first insulating bar 101, and fixing device 102 installed in the middle part of the first insulating bar 101 and it is arranged on the first insulating bar
The suspension ring 103 of 101 ends, fixing device 102 are used to the first insulating bar 101 being fixed on shaft tower angle bar;Sling includes insulation
Cloth 104, be connected to empire cloth 104 corner insulating cord 105 and the hook 106 that is connected on insulating cord 105, hook 106 use
In connection suspension ring 103.The square for being shaped as the length of side and being not less than 1.2 meters of the empire cloth 104, empire cloth 104 are insulation canvas,
In four insulating cords 105 of its Corner Strapped, hook 106 is fixed on insulating cord 105, wherein one shares four Hes of insulating cord 105
Four hooks 106, the suspension rod in present embodiment have two, wherein each suspension rod includes first insulating bar 101, and the
The fixing device 102 at the middle part of one insulating bar 101, and the suspension ring 103 installed in the both ends of the first insulating bar 101, fixing device 102
Suspension rod can be fixed on shaft tower angle bar, wherein suspension ring 103 1 share four, and four hooks 106 are hung in four suspension ring
On 103, realize and be fixed on sling on shaft tower angle bar by suspension rod, the schematic diagram of wherein sling is as shown in Figure 2.When in use,
Suspension rod is fixed in place, sling is in the lower section of Bird's Nest, when having the Bird's Nest on removal shaft tower with hook, Bird's Nest is free
Under drop down onto in sling, operating personnel removes the hook in sling, tightens up sling, is then reached by transmission rope under shaft tower, complete
Bird's Nest shifts.When in use by adjusting the distance of sling and Bird's Nest, Bird's Nest can be made fully to drop inside sling, avoid bird
Branch of nest etc. drops, and reduces the injury to suspension rod underlying object, while avoids branch from dropping and cause line tripping, meanwhile,
The Bird's Nest at the positions such as transferable grading ring, insulator surface.
In another embodiment, the shape of the empire cloth 104 of sling can be circle, in the round insulation cloth
Around uniformly fix three insulating cords 105, wherein being fixed with hook 106 on two insulating cords 105, now only need one to hang
Bar, suspension rod as shown in figure 3, be first fixed on shaft tower angle bar, then by the schematic diagram of suspension rod by fixing device 102 when in use
Two in sling hooks 106 are hung on the suspension ring 103 at suspension rod both ends, without using hook 106 on another insulating cord,
This root insulating cord can be directly tied up on shaft tower angle bar, or also have hook 106 on another insulating cord, by that will link up with
106 hang on shaft tower angle bar, can also realize that sling is fixed with shaft tower angle bar, sling is placed on the correct position below Bird's Nest.
Wherein, insulating cord 105 can be connected by binding mode with empire cloth 104 and hook 106, and suspension ring 103 are fixed on by iron hoop
The both ends of insulating bar 101, about 1.2 meters of length of boom a diameter of 4 centimetres, can be as needed in other embodiments
Different fixed forms is selected, the length and diameter of suspension rod can also select different sizes as needed.
In one alternate embodiment, the fixing device 102 at the middle part of insulating bar 101 is rotary fixing device, for driving
Suspension rod rotates, and specifically, the fixing device is preferred tightly fixed with insulating bar 101, and its other end is fixed with shaft tower angle bar, fixed
The middle part of device 102 can rotate, and by rotating fixing device 102, insulating bar 101 can be driven to be rotated around fixing device 102,
When in use, fixing device 102 can be rotated according to actual conditions, the position of insulating bar 101 is adjusted, so that sling is placed on
Suitable position, the Bird's Nest of whereabouts can be connected to.
Sling and the distance of suspension rod are preferably adjusted in order to realize, in one alternate embodiment, insulating cord 105 is every pre-
Set a distance beats at least one knot, and hook 106 is by being hung in the knot of different distance, it is possible to adjust sling and suspension rod away from
From so as to realize the distance of adjustment sling and Bird's Nest.Such as 105 a length of 2 meters of insulating cord, knot is stamped every 40 centimetres, according to
Bird's Nest diverse location, the hanging position of adjustment suspension hook 106 and the knot that insulate, sling is set to keep suitably distance to cover completely with Bird's Nest
The scope that lid Bird's Nest falls, outside branch drops sling when avoiding the Bird's Nest from falling, shaft tower underlying object is caused to damage, received simultaneously
Next, the trifling branch of Bird's Nest is not easy.
In a detailed embodiment, above-mentioned sling also includes becket, and the becket is embedded in the side of empire cloth 104
Angle, insulating cord 105 are connected through becket with empire cloth 104, and specifically, such as empire cloth 104 is square, it is necessary to which four thoroughly do away with
Edge rope 105 is fixed, then is respectively embedded into becket in four edges of empire cloth 104, and the empire cloth 104 in becket punches,
Insulating cord 105 is bound through becket, realizes the connection of insulating cord 105 and empire cloth 104, convenient operation, the insertion of becket
Position and quantity can select according to being actually needed.
In the another embodiment of above-described embodiment, the one end for linking up with 106 hangs over becket on empire cloth 104
It is interior, link up with 106 other end and hang in the knot of insulating cord 105, the connection of empire cloth 104 and insulating cord 105 is realized with this, absolutely
The other end of edge rope 105 can be bound according to actual conditions and the suspension ring 103 at the both ends of the first insulating bar 101, or directly and bar
Tower angle bar is bound.
Fig. 4 is the schematic diagram of the action bars of Bird's Nest cleaning aid according to embodiments of the present invention, as shown in figure 4,
In one optional embodiment, the Bird's Nest cleaning aid in the present embodiment also includes action bars, and the action bars includes second
Insulating bar 401 and the hook tool 402 installed in the one end of the second insulating bar 401.Operating personnel can hold action bars, have by hooking
402 remove the Bird's Nest at the positions such as the grading ring on shaft tower, insulator surface, coordinate above-mentioned suspension rod and sling, Bird's Nest drops
Realize that Bird's Nest shifts in the integrality in the sling of lower section, not destroying Bird's Nest.
Above-mentioned Bird's Nest clears up aid, in a detailed embodiment, as shown in Fig. 2 also include holding rod 404,
Its one end has screw thread 405, and the other end of the second insulating bar 401 has thread cavity 403, and one end that holding rod has screw thread 405 passes through spiral shell
Line chamber 403 connects the second insulating bar 401, can so increase the length of action bars, and operating personnel can adjust according to being actually needed
The length of whole action bars, convenient working personnel clear up the Bird's Nest of different far and near positions.
In summary, the Bird's Nest cleaning aid of the embodiment of the present invention, sling formula structure:Use adjustable sling formula knot
Structure, according to Bird's Nest diverse location, the hanging position of adjustment suspension hook and the knot that insulate, sling is set to be kept with Bird's Nest suitably apart from complete
The scope that all standing Bird's Nest falls, outside branch drops sling when avoiding the Bird's Nest from falling, shaft tower underlying object is caused to damage, together
When tighten up after, the trifling branch of Bird's Nest is not easy;Derrick type weighted design:Suspension rod is fixed on by bar by rotary fixing device
On tower angle bar, then it is connected with sling, the load-bearing of Bird's Nest is transferred on shaft tower, operating personnel's holds when avoiding Bird's Nest whereabouts
Weight demand;Fabricated structure designs:Kit manufacture craft is simple, simple to operate, easy to carry, while can coordinate existing
Bird's Nest cleanout tool uses.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (10)
1. a kind of Bird's Nest clears up aid, it is characterised in that including:
Suspension rod, the suspension rod include the first insulating bar, and the fixing device in the middle part of first insulating bar and setting
In the suspension ring of the described first insulation boom end, the fixing device is used to first insulating bar being fixed on shaft tower angle bar;
Sling, the sling include empire cloth, be connected to the empire cloth corner insulating cord and be connected to the insulating cord
On hook, it is described to link up with for connecting the suspension ring.
2. Bird's Nest according to claim 1 clears up aid, it is characterised in that the suspension rod is two.
3. Bird's Nest according to claim 1 clears up aid, it is characterised in that the suspension ring, the hook and described
Insulating cord is four.
4. Bird's Nest according to claim 1 clears up aid, it is characterised in that the fixing device is rotatable fixation
Device, for driving the suspension rod to rotate.
5. Bird's Nest according to claim 1 clears up aid, it is characterised in that the suspension rod also includes iron hoop, installation
In the end of first insulating bar, for fixing the suspension ring.
6. Bird's Nest according to claim 1 clears up aid, it is characterised in that the insulating cord is beaten every preset distance
At least one knot, it is described to be hung in the knot.
7. Bird's Nest according to claim 1 clears up aid, it is characterised in that the sling also includes becket, embedding
Enter and be connected in the corner of the empire cloth, the insulating cord through the becket with the empire cloth.
8. Bird's Nest according to claim 1 clears up aid, it is characterised in that also includes:Action bars, the action bars
Hook including the second insulating bar and installed in described second insulating bar one end has.
9. Bird's Nest according to claim 8 clears up aid, it is characterised in that the other end of second insulating bar has
Thread cavity.
10. Bird's Nest according to claim 9 clears up aid, it is characterised in that also including holding rod, the holding rod
There is screw thread one end, for connecting second insulating bar by the thread cavity.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710599912.9A CN107404085A (en) | 2017-07-21 | 2017-07-21 | A kind of Bird's Nest clears up aid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710599912.9A CN107404085A (en) | 2017-07-21 | 2017-07-21 | A kind of Bird's Nest clears up aid |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107404085A true CN107404085A (en) | 2017-11-28 |
Family
ID=60401133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710599912.9A Pending CN107404085A (en) | 2017-07-21 | 2017-07-21 | A kind of Bird's Nest clears up aid |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107404085A (en) |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008263705A (en) * | 2007-04-11 | 2008-10-30 | Chugoku Electric Power Co Inc:The | Auxiliary tool for removing nest of bird |
JP2008261123A (en) * | 2007-04-11 | 2008-10-30 | Chugoku Electric Power Co Inc:The | Net for preventing fall on ground |
JP2009017689A (en) * | 2007-07-05 | 2009-01-22 | East Japan Railway Co | Protection pipe for preventing bird damage, operating rod, and method for attaching/removing protection pipe for preventing bird damage |
JP2011072197A (en) * | 2009-09-29 | 2011-04-14 | Chugoku Electric Power Co Inc:The | Assistant tool for bird-nesting |
CN103944104A (en) * | 2014-05-04 | 2014-07-23 | 国家电网公司 | Telescopic live bird nest dismantling sliding plate and live bird nest dismantling method |
CN203867205U (en) * | 2013-12-31 | 2014-10-08 | 南阳师范学院 | Novel building safety protecting net |
CN204391615U (en) * | 2015-03-18 | 2015-06-10 | 蓝宇 | A kind of electric power line pole tower Bird's Nest foreign material falling stop device |
CN205195137U (en) * | 2015-10-29 | 2016-04-27 | 国网山东乐陵市供电公司 | Portable shaft tower bird's nest cleaning device |
CN105703267A (en) * | 2016-03-03 | 2016-06-22 | 国网山东省电力公司烟台供电公司 | Nest cleaning auxiliary tool |
CN205610086U (en) * | 2016-03-03 | 2016-09-28 | 国网山东省电力公司烟台供电公司 | Bird's nest clearance appurtenance |
CN205791219U (en) * | 2016-06-02 | 2016-12-07 | 国网天津市电力公司 | For removing the insulating bar of Bird's Nest |
-
2017
- 2017-07-21 CN CN201710599912.9A patent/CN107404085A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008263705A (en) * | 2007-04-11 | 2008-10-30 | Chugoku Electric Power Co Inc:The | Auxiliary tool for removing nest of bird |
JP2008261123A (en) * | 2007-04-11 | 2008-10-30 | Chugoku Electric Power Co Inc:The | Net for preventing fall on ground |
JP2009017689A (en) * | 2007-07-05 | 2009-01-22 | East Japan Railway Co | Protection pipe for preventing bird damage, operating rod, and method for attaching/removing protection pipe for preventing bird damage |
JP2011072197A (en) * | 2009-09-29 | 2011-04-14 | Chugoku Electric Power Co Inc:The | Assistant tool for bird-nesting |
CN203867205U (en) * | 2013-12-31 | 2014-10-08 | 南阳师范学院 | Novel building safety protecting net |
CN103944104A (en) * | 2014-05-04 | 2014-07-23 | 国家电网公司 | Telescopic live bird nest dismantling sliding plate and live bird nest dismantling method |
CN204391615U (en) * | 2015-03-18 | 2015-06-10 | 蓝宇 | A kind of electric power line pole tower Bird's Nest foreign material falling stop device |
CN205195137U (en) * | 2015-10-29 | 2016-04-27 | 国网山东乐陵市供电公司 | Portable shaft tower bird's nest cleaning device |
CN105703267A (en) * | 2016-03-03 | 2016-06-22 | 国网山东省电力公司烟台供电公司 | Nest cleaning auxiliary tool |
CN205610086U (en) * | 2016-03-03 | 2016-09-28 | 国网山东省电力公司烟台供电公司 | Bird's nest clearance appurtenance |
CN205791219U (en) * | 2016-06-02 | 2016-12-07 | 国网天津市电力公司 | For removing the insulating bar of Bird's Nest |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105927479B (en) | The installation method of wind power generating set | |
CN207339088U (en) | Transmission line of electricity straight line pole aerial earth wire overhauls stent | |
CN107585259A (en) | A kind of folding ship anchor of anticollision and ship | |
CN206970019U (en) | The suspender of spherical component lifting | |
CN104823958A (en) | Multifunctional electric transmission line bird-proof device | |
CN107404085A (en) | A kind of Bird's Nest clears up aid | |
CN202190018U (en) | Overhead ground wire ratchet wrench wire-lifting tool | |
CN202190019U (en) | Aerial earth wire ratchet wrench type two-point lifting tool | |
CN102611057A (en) | Crossing mesh | |
CN106025923B (en) | A kind of construction method of tension type power line protection net | |
CN206313413U (en) | Lift-on/lift-off type cable bearer | |
KR20200100330A (en) | Safety accident preventing device of tetrapod installed on breakwater | |
CN205985948U (en) | Tension formula line protection | |
CN209931083U (en) | Combined type tree moving and fixing device | |
CN211558282U (en) | Tree felling traction device | |
CN107086496A (en) | A kind of transmission line of electricity Bird's Nest remove device and its application method | |
CN208317682U (en) | Anti- bird grape plants stand | |
CN204536629U (en) | A kind of aerial optical cable crossing frame assembly | |
CN207373119U (en) | Work tool bag in a kind of insulation bucket | |
CN207381854U (en) | A kind of insulation bucket inside conductor shield tube bag | |
CN211895680U (en) | Building construction safety device | |
CN107370072B (en) | Power equipment bird's nest excision instrument | |
CN202474756U (en) | Crossing net | |
CN108093857A (en) | A kind of agricultural fruit picking device | |
CN202670992U (en) | Rod hoisting device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171128 |
|
RJ01 | Rejection of invention patent application after publication |