CN110506730A - A kind of transmission line of electricity occupy-place all insulation scarer - Google Patents

A kind of transmission line of electricity occupy-place all insulation scarer Download PDF

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Publication number
CN110506730A
CN110506730A CN201910849280.6A CN201910849280A CN110506730A CN 110506730 A CN110506730 A CN 110506730A CN 201910849280 A CN201910849280 A CN 201910849280A CN 110506730 A CN110506730 A CN 110506730A
Authority
CN
China
Prior art keywords
insulation
bird
fixedly connected
pedestal
transmission line
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
Application number
CN201910849280.6A
Other languages
Chinese (zh)
Inventor
熊红志
汪宇辉
王昊恩
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.)
TIANJIN ZHIHUI ELECTROMECHANICAL Co Ltd
Original Assignee
TIANJIN ZHIHUI ELECTROMECHANICAL Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TIANJIN ZHIHUI ELECTROMECHANICAL Co Ltd filed Critical TIANJIN ZHIHUI ELECTROMECHANICAL Co Ltd
Priority to CN201910849280.6A priority Critical patent/CN110506730A/en
Publication of CN110506730A publication Critical patent/CN110506730A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01MCATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M29/00Scaring or repelling devices, e.g. bird-scaring apparatus
    • A01M29/06Scaring or repelling devices, e.g. bird-scaring apparatus using visual means, e.g. scarecrows, moving elements, specific shapes, patterns or the like
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01MCATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M29/00Scaring or repelling devices, e.g. bird-scaring apparatus
    • A01M29/12Scaring or repelling devices, e.g. bird-scaring apparatus using odoriferous substances, e.g. aromas, pheromones or chemical agents
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01MCATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M29/00Scaring or repelling devices, e.g. bird-scaring apparatus
    • A01M29/16Scaring or repelling devices, e.g. bird-scaring apparatus using sound waves
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00Overhead installations of electric lines or cables

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Birds (AREA)
  • Engineering & Computer Science (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Catching Or Destruction (AREA)

Abstract

The invention discloses a kind of transmission line of electricity occupy-place formula all insulation scarers, including bird thorn and pedestal, bottom and the transmission tower cross-arm plane of pedestal to be fastenedly connected, and the upper end of pedestal offers bearing hole, and the present invention relates to distribution line bird-scaring unit technical fields.The transmission line of electricity occupy-place formula all insulation scarer, using material all using high-intensitive polymer composite insulating material, and bird repellent ingredient is added in submount material, birds can be driven with smell, scarer uses module design, convenient transportation assembling and installation, and bird thorn uses modularized design, can meet and different require transmission tower cross-arm locational space, and the structure of vane type, it is mounted on rotatable axis, stress wind-engaging is rotatable, reaches the bird effect that keeps away, thorn plate outer end is spine shape, when static, birds cannot be fallen in above;Assembling has anti-error equipment locator and locking device;Polymer insulation, resistant material ensure that its service life by an injection-compression molding.

Description

A kind of transmission line of electricity occupy-place all insulation scarer
Technical field
The present invention relates to distribution line bird-scaring unit technical field, specially a kind of transmission line of electricity occupy-place formula all insulation bird repellent dress It sets.
Background technique
With the development and progress of society, also higher and higher to the dependence degree of electric power, power Transmission safeguard measure is taken, Ensure that power Transmission safety is of great significance.Since power transmission line is located at field.It is defeated as caused by birds activity Electric fault happens occasionally.
With the reinforcement that the mankind realize conservation of natural environment, the quantity of birds and its scope of activities are continued to increase, birds The frequent activity around line bar, transmission tower, nest, stercoroma, stop thing happen occasionally, nest material and birds droppings be mostly conductor, It may cause tripping, rest on porcelain vase, excreta causes to trip, so at any time because corrosion etc. reduces porcelain insulator intensity Drive birds leave power supply unit place be very it is necessary to.
In recent years, a variety of bird-scaring units are had developed according to various principles, it is windmill that such as can be reflective, color break-up LED, ultrasonic wave, anti- Bird thorn etc., however its there are still some shortcomings: one, can only constantly be executed by scheduled frequency bird repellent operation, cannot effectively advise Keep away the adaptability of birds;Two, only with a kind of operating mode, work energy consumption is big, and the non-maintaining state lower service life is short;Three, Bu Nengfei The problems such as contact modifies parameter and checks equipment operation condition.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of transmission line of electricity occupy-place formula all insulation scarers, solve Bird-scaring unit has the disadvantage that one, can only constantly execute bird repellent operation by scheduled frequency, cannot effectively evade birds Adaptability;Two, only with a kind of operating mode, work energy consumption is big, and the non-maintaining state lower service life is short;Three, it contactless cannot repair The problem of the problems such as changing parameter and checking equipment operation condition.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of transmission line of electricity occupy-place formula is entirely exhausted Edge scarer, including bird thorn and pedestal, bottom and the transmission tower cross-arm plane (1) of the pedestal are fastenedly connected, the pedestal Upper end offers bearing hole, and the corrosion-resistant bearing support of bearing hole installation insulation, the inner ring of the bearing support are fixedly connected There is axis, the surface of the axis is fixedly connected with bird thorn, and the surface of the bird thorn is fixedly connected with spinosity plate, and bird pierces inner hole Equipped with anti-misloading hidden discount, one end of the thorn plate offers blunt mouth, and the base bottom is fixedly connected with locking device, the lock Tight device is the plane interference locking of lock cam structure and transmission tower cross-arm.
Preferably, the bird thorn is provided with multiple, and is uniformly distributed in the outer circle of axis, described to be provided with multiple bird thorns, The bird thorn is by polymer insulation, resistant material single injection-molded.
Preferably, the bearing support, middle shaft rotation part are made of insulation, corrosion-resistant material.
Preferably, the pedestal passes through mold injection-compression molding using a kind of macromolecule, insulation, corrosion-resistant material, and The material of pedestal is added with bird repellent.
Preferably, the both ends of the axis are threaded with locking nut, and two locking nuts are and anti-turning pad Piece group is shaped to anti-loosening locking, and bird is pierced and is integrally fixed with axis, locking nut has multiple spot torque rod, locks, loosens nothing Need tool operation.
Preferably, the bottom of the mounting plate is fixedly connected with bird repellent case, and the bottom of the bird repellent box cavity is fixedly connected There is a drawstring, the bottom end of the drawstring is fixedly connected with windbell, and the drawstring is provided with multiple, and uniformly divides in the inner cavity of bird repellent case Cloth.
Preferably, the bottom of the bird repellent box cavity is fixedly connected with filling box, the top slide connection of the filling box There is sliding rack, the side of the sliding rack is fixedly connected with limit plate, and the surface of the filling box is rolled by the first sliding groove It is connected with ball.
Preferably, the surface of the sliding rack is connected by the surface scrolls of the second sliding groove and ball, the filling box Side far from limit plate is fixedly connected with partition, and the surface of the sliding rack offers air hole.
(3) beneficial effect
The present invention provides a kind of transmission line of electricity occupy-place formula all insulation scarers.Compared with prior art, have following The utility model has the advantages that
(1), the transmission line of electricity occupy-place formula all insulation scarer passes through the top of bottom and transmission tower cross-arm plane in pedestal Portion is fastenedly connected, and the upper end of pedestal offers bearing hole, and bearing hole is fixedly connected with bearing support, and bearing support is fixed to be connected Be connected to axis, the surface of axis is fixedly connected with bird thorn, and the surface of bird thorn is fixedly connected with spinosity plate, pierce plate one end offer it is blunt Mouthful, the locking device of bottom is locked using lock cam structure and transmission tower cross-arm plane, and scarer is whole using material Using (high intensity) polymer composite insulating material, and bird repellent ingredient is added in submount material, birds can be driven with smell, drive Bird device uses module design, convenient transportation assembling and installation, and bird thorn uses modularized design, can meet different requirements and drive Bird device, and the structure of vane type, are mounted on rotatable axis, and stress wind-engaging is rotatable, reach bird repellent effect, pierce outside plate End is spine shape, and when static, birds cannot be fallen in above;Mounting hole has anti-error equipment locator, by polymer insulation, resistance to Corrosion material single injection-molded ensure that its service life.
(2), the transmission line of electricity occupy-place all insulation scarer, by bottom retaining mechanism, retaining mechanism uses cam lock Tight device will form interference locking between the bottom surface of pedestal and transmission tower cross-arm plane, can be quickly flat to pedestal and transmission tower cross-arm It is fixed between face, reliable lock.Material is a kind of high intensity, and insulate corrosion-resistant material, and one time injection-compression molding ensure that The intensity and service life of locking device.
(3), the transmission line of electricity occupy-place formula all insulation scarer, is fixedly connected with drive by the bottom of transmission tower cross-arm plane Bird case, the bottom of bird repellent box cavity are fixedly connected with drawstring, and the bottom end of drawstring is fixedly connected with windbell, drawstring be provided with it is multiple, And be uniformly distributed in the inner cavity of bird repellent case, the bottom of bird repellent box cavity is fixedly connected with filling box, and the top slide of filling box connects It is connected to sliding rack, the side of sliding rack is fixedly connected with limit plate, and the surface of filling box is connected with by the rolling of the first sliding groove The surface of ball, sliding rack is connected by the surface scrolls of the second sliding groove and ball, and side of the filling box far from limit plate is solid Surely it is connected with partition, the surface of sliding rack offers air hole, when carrying out bird repellent, bird repellent is filled in filling box, when When having wind, wind blows windbell and issues sound, and air hole of the bird repellent on sliding rack sheds, and bird repellent is carried out, in bird repellent Sliding rack is slided after agent use can quickly supplement bird repellent into filling box.
Detailed description of the invention
Fig. 1 is the perspective view that structure of the invention is overlooked;
Fig. 2 is the perspective view that structure of the invention is looked up;
Fig. 3 is the perspective view of understructure of the present invention;
Fig. 4 is the partial structurtes enlarged drawing in structure of the invention Fig. 2 at A;
Fig. 5 is the stereoscopic schematic diagram of locking mechanism structure of the present invention;
Fig. 6 is the stereoscopic schematic diagram that bird of the present invention pierces structure;
Fig. 7 is the cross-sectional view of bird repellent box structure of the present invention;
Fig. 8 is the top view of sliding rack structure of the present invention;
Fig. 9 is the side view of bird repellent box structure of the present invention.
In figure, 1- transmission tower cross-arm plane, 2- pedestal, 3- bearing hole, 4- air hole, 5- bearing support, 6- axis, 7- bird Thorn, 8- pierce plate, the blunt mouth of 10-, 11- locking device, 13- lock cam structure, 16- locking nut, 17- anti-rotation gasket, 18- bird repellent Case, 19- drawstring, 20- windbell, 21- filling box, 22- sliding rack, 23- limit plate, the first sliding groove of 24-, 25- ball, 26- Two sliding grooves, 27- partition.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-9 is please referred to, the embodiment of the present invention provides a kind of technical solution: a kind of transmission line of electricity occupy-place formula all insulation bird repellent Device, including bird thorn 7 and pedestal 2, pedestal 2 is by polymer insulation, resistant material injection-compression molding, and pedestal 2 is interior Bird repellent is added, bottom and the transmission tower cross-arm plane 1 of pedestal 2 are fastenedly connected, and the bottom of transmission tower cross-arm plane 1 is fixedly connected with drive Bird case 18, the bottom of 18 inner cavity of bird repellent case are fixedly connected with filling box 21, and the top slide of filling box 21 is connected with sliding rack 22, The surface of sliding rack 22 is connect by the second sliding groove 26 with the surface scrolls of ball 25, filling box 21 far from limit plate 23 one Side is fixedly connected with partition 27, and the surface of sliding rack 22 offers air hole 4, and the side of sliding rack 22 is fixedly connected with limit plate 23, the surface of filling box 21 is connected with ball 25 by the rolling of the first sliding groove 24, and the bottom of 18 inner cavity of bird repellent case is fixedly connected There is drawstring 19, the bottom end of drawstring 19 is fixedly connected with windbell 20, and drawstring 19 is provided with multiple and uniform in the inner cavity of bird repellent case 18 Distribution, when there is wind, wind blows windbell and issues sound, and air hole 4 of the bird repellent on sliding rack 22 sheds, and is driven Bird, bird repellent, the upper end of pedestal 2 can quickly be supplemented into filling box 21 by sliding sliding rack 22 after bird repellent use Bearing hole 3, and the corrosion-resistant bearing support 5 of the installation insulation of bearing hole 3 are offered, bearing support 5,6 revolving part of axis are using exhausted Edge, corrosion-resistant material are made, and the inner ring of bearing support 5 is fixedly connected with axis 6, and the both ends of axis 6 are threaded with lock Tight nut 16, two locking nuts 16 are to be shaped to anti-loosening locking with 17 groups of anti-rotation gasket, and bird thorn 7 is fixed into one with axis 6 Body, locking nut 16 have multiple spot torque rod, lock, loosen without tool operation, and the surface of axis 6 is fixedly connected with bird thorn 7, Bird thorn 7 is provided with multiple, and is uniformly distributed in the outer circle of axis, bird thorn 7 uses a kind of macromolecules, insulation, corrosion-resistant material By mold injection molding, the surface of bird thorn 7 is fixedly connected with spinosity plate 8, and bird pierces 7 inner holes and is equipped with anti-misloading hidden discount, pierces plate 8 One end offer blunt mouth 10,2 bottom of pedestal is fixedly connected with locking device 11, locking device 11 be lock cam structure 13 with The plane interference of transmission tower cross-arm is locked, and the opposite side of two locking devices 11 is connected with lock cam structure 13, Lock cam structure 13 uses a kind of high intensity, and insulation injection-compression molding of corrosion-resistant material ensure that the intensity of locking device And service life, linked together by installation axle 12 and pedestal 2, locked by locker when installation, by the bottom surface of pedestal 2 with Interference contact is formed between transmission tower cross-arm plane 1, reaches locking effect, it can be quickly between pedestal 2 and transmission tower cross-arm plane 1 It is fixed, reliable lock, scarer is using material all using high intensity polymer composite insulating material, and 2 material of pedestal Bird repellent ingredient is added in material, and birds can be driven with smell, scarer uses module design, convenient transportation assembling and installation, And bird thorn 7 use modularized design, can meet it is different require bird-scaring unit, and the structure of vane type, be mounted on rotatable On axis 6, stress wind-engaging is rotatable, reaches bird repellent effect, thorn 8 outer end of plate is spine shape, and when static, birds cannot be fallen in Face;Mounting hole has anti-error equipment locator, ensure that it uses the longevity by polymer insulation, resistant material single injection-molded Life can be taken when being applied to single cross-arm power Transmission tower using the scarer of all insulation material and not powered off installation;Five use Occupy-place bird repellent, the bird repellent of bird repellent smell, pneumatic runner bird repellent, the anti-bird of spine fall multiple combinations mode bird repellent.
In use, wind blows bird thorn 7,7 drive axis 6 of bird thorn is rotated by bearing support 5, drives the thorn rotation of plate 8 to bird It is expelled, when to being installed between pedestal 2 and transmission tower cross-arm plane 1, rotation lock cam structure 13, lock cam 13 It is pressed down against transmission tower cross-arm plane 1, is bonded with transmission tower cross-arm plane 1, the fixation of transmission tower cross-arm plane 1 and pedestal 2 is completed, and Windbell 20 is driven to issue sound when wind is blown, the bird repellent in filling box 21 comes out cooperation along air hole 4 and carries out bird repellent, Bird repellent distributes when finishing, and sliding rack 22 need to only be pushed to carry out power-assisted sliding by ball 25, can be by 21 exposure of filling box Row filler.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of transmission line of electricity occupy-place formula all insulation scarer, including bird thorn (7) and pedestal (2), the bottom of the pedestal (2) It is fastenedly connected with transmission tower cross-arm plane (1), it is characterised in that: the upper end of the pedestal (2) offers bearing hole (3), and axis The corrosion-resistant bearing support (5) of bearing bore (3) installation insulation, the inner ring of the bearing support (5) is fixedly connected with axis (6), described The surface of axis (6) is fixedly connected with bird thorn (7), and the surface of the bird thorn (7) is fixedly connected spinosity plate (8), and bird thorn (7) Inner hole is equipped with anti-misloading hidden discount, and one end of thorn plate (8) offers blunt mouth (10), and pedestal (2) bottom is fixedly connected with Locking device (11), the locking device (11) is lock cam structure (13) and the plane interference of transmission tower cross-arm is locked.
2. a kind of transmission line of electricity occupy-place formula all insulation scarer according to claim 1, it is characterised in that: the bird thorn (7) it is provided with multiple, and is uniformly distributed in the outer circle of axis (6), the bird thorn (7) is using a kind of macromolecule, insulation, corrosion-resistant Material pass through mold injection molding.
3. a kind of transmission line of electricity occupy-place formula all insulation scarer according to claim 1, it is characterised in that: the bearing Bearing (5), axis (6) revolving part are made of insulation, corrosion-resistant material.
4. a kind of transmission line of electricity occupy-place formula all insulation scarer according to claim 1, it is characterised in that: the pedestal (2) by polymer insulation, resistant material injection-compression molding, and the interior addition bird repellent of pedestal (2).
5. a kind of transmission line of electricity occupy-place formula all insulation scarer according to claim 1, it is characterised in that: the axis (6) both ends are threaded with locking nut (16), and two locking nuts (16) are to organize to shape with anti-rotation gasket (17) At anti-loosening locking, bird thorn (7) is integrally fixed with axis (6), locking nut (16) has multiple spot torque rod, locks, loosens Without tool operation.
6. a kind of transmission line of electricity occupy-place formula all insulation scarer according to claim 1, it is characterised in that: the transmission tower The bottom of cross-arm plane (1) is fixedly connected with bird repellent case (18), and the bottom of bird repellent case (18) inner cavity is fixedly connected with drawstring (19), the bottom end of the drawstring (19) is fixedly connected with windbell (20), the drawstring (19) be provided with it is multiple, and in bird repellent case (18) inner cavity is uniformly distributed.
7. a kind of transmission line of electricity occupy-place formula all insulation scarer according to claim 6, it is characterised in that: the bird repellent The bottom of case (18) inner cavity is fixedly connected with filling box (21), and the top slide of the filling box (21) is connected with sliding rack (22), the side of the sliding rack (22) is fixedly connected with limit plate (23), and the surface of the filling box (21) is sliding by first Dynamic slot (24) roll and are connected with ball (25).
8. a kind of transmission line of electricity occupy-place formula all insulation scarer according to claim 7, it is characterised in that: the sliding The surface of frame (22) is connect by the second sliding groove (26) with the surface scrolls of ball (25), and the filling box (21) is far from limit The side of plate (23) is fixedly connected with partition (27), and the surface of the sliding rack (22) offers air hole (4).
CN201910849280.6A 2019-09-09 2019-09-09 A kind of transmission line of electricity occupy-place all insulation scarer Pending CN110506730A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910849280.6A CN110506730A (en) 2019-09-09 2019-09-09 A kind of transmission line of electricity occupy-place all insulation scarer

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Application Number Priority Date Filing Date Title
CN201910849280.6A CN110506730A (en) 2019-09-09 2019-09-09 A kind of transmission line of electricity occupy-place all insulation scarer

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Publication Number Publication Date
CN110506730A true CN110506730A (en) 2019-11-29

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7173534B1 (en) * 2003-07-11 2007-02-06 Markham Robert W Bird control system
CN201359855Y (en) * 2009-02-09 2009-12-09 杨安元 Multi-functional wall-mounted decorative box
CN205608643U (en) * 2016-05-10 2016-09-28 绥化学院 Heat dissipation formula computer machine case
CN206024990U (en) * 2016-08-31 2017-03-22 福建爱迪生科技有限公司 Electric power is with driving bird ware
CN208355110U (en) * 2018-02-08 2019-01-11 长泰县实宝纸制品经营部 It is a kind of for showing the displaying device of paper products
CN208692159U (en) * 2018-05-18 2019-04-05 广东电网有限责任公司 A kind of bird-proof device for electric power transmission line
CN208731544U (en) * 2018-08-17 2019-04-12 杭州泰如元科技有限公司 A kind of storage device of metal material transport
CN209234764U (en) * 2018-09-29 2019-08-13 国网天津市电力公司 Multi-functional expansible Ecology occupy-place type scarer

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7173534B1 (en) * 2003-07-11 2007-02-06 Markham Robert W Bird control system
CN201359855Y (en) * 2009-02-09 2009-12-09 杨安元 Multi-functional wall-mounted decorative box
CN205608643U (en) * 2016-05-10 2016-09-28 绥化学院 Heat dissipation formula computer machine case
CN206024990U (en) * 2016-08-31 2017-03-22 福建爱迪生科技有限公司 Electric power is with driving bird ware
CN208355110U (en) * 2018-02-08 2019-01-11 长泰县实宝纸制品经营部 It is a kind of for showing the displaying device of paper products
CN208692159U (en) * 2018-05-18 2019-04-05 广东电网有限责任公司 A kind of bird-proof device for electric power transmission line
CN208731544U (en) * 2018-08-17 2019-04-12 杭州泰如元科技有限公司 A kind of storage device of metal material transport
CN209234764U (en) * 2018-09-29 2019-08-13 国网天津市电力公司 Multi-functional expansible Ecology occupy-place type scarer

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Application publication date: 20191129