CN201419168Y - Dry ice cleaning car - Google Patents
Dry ice cleaning car Download PDFInfo
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- CN201419168Y CN201419168Y CN2009200539651U CN200920053965U CN201419168Y CN 201419168 Y CN201419168 Y CN 201419168Y CN 2009200539651 U CN2009200539651 U CN 2009200539651U CN 200920053965 U CN200920053965 U CN 200920053965U CN 201419168 Y CN201419168 Y CN 201419168Y
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- dry ice
- ice cleaning
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Abstract
The utility model discloses a dry ice cleaning car which comprises a walking type mobile platform used as the support platform of the following parts; the dry ice cleaning car also comprises a liftingmechanism, a dry ice cleaning device, a power source and a gas-liquid electromechanical control part; wherein the lifting mechanism is positioned on the walking type mobile platform; the dry ice cleaning device is positioned on the walking type mobile platform and comprises a feeding system, a pneumatic system and a jet system, and the jet system is arranged on the lifting mechanism to move alongwith the lifting mechanism up and down; the power source is positioned on the walking type mobile platform for supplying power for the parts; the gas-liquid electromechanical control part is positioned on the walking type mobile platform for controlling the actions of the parts. The dry ice cleaning car has novel structure, is applicable to cleaning the insulation terminal of ultrahigh voltage circuit in ultrahigh voltage transformer station (under the electrified situation of grid system operation), has high safety, good cleaning effect and can prevent the power operation accident caused bypollution flashover.
Description
Technical field
The utility model relates to the regular maintenance device of a kind of super-pressure transformer station, particularly a kind of dry ice cleaning vehicle that is used for cleaning the supertension line insulator.
Background technology
In super-pressure transformer station supertension line, because insulator is exposed in the atmosphere throughout the year, behind the full dust of surface area or other fouling products, can reduce its insulating properties greatly, as untimely cleaning, be easy to occur because the electric operational accident that causes of pollution flashover, therefore the insulator in the supertension line being cleaned is the important step of regular maintenance.
In order to clean insulator, general at present many employings have a power failure, and the back is artificial cleans, or the method that does not have a power failure and clean with giant, security is lower, cleaning efficiency, effect be not as desirable, can make substation equipment that the abnormal power outage hidden danger of operation takes place as misoperation, the electricity consumption user of this area is caused very big influence.
Summary of the invention
For addressing the above problem, the purpose of this utility model provides a kind of dry ice cleaning vehicle, and it is safe, easy to use, and cleaning performance is good and can realize charged cleaning.
The purpose of this utility model is achieved in that a kind of dry ice cleaning vehicle, it is characterized in that comprising:
-walking mobile platform is the support platform of following each several part;
-elevating mechanism is positioned on the walking mobile platform;
-Dry ice cleaning device is positioned on the walking mobile platform, comprises feed system, baric systerm and spraying system, and spraying system is located on the elevating mechanism and is moved up and down with it;
-power source is positioned on the walking mobile platform, for each part mentioned above provides driving force;
-gas-liquid Electromechanical Control part is positioned on the walking mobile platform, the action of control each part mentioned above.
Dry ice cleaning vehicle novel structure of the present utility model, can be used for charged (network system operation not power-off condition under) and clean insulator in the super-pressure transformer station supertension line, safe, cleaning performance is superior, the electric operational accident that can effectively prevent pollution flashover to cause.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model walking mobile platform;
Fig. 3 A, 3B, 3C are respectively front view (decline state), side view (propradation) and the A-A profiles of the utility model elevating mechanism;
Fig. 4 is the structural representation of the utility model injection apparatus;
Fig. 5 is the sectional view that the utility model sprays pipeline section.
The specific embodiment
As shown in Figure 1, the utility model is a kind of dry ice cleaning vehicle, includes walking mobile platform 1, elevating mechanism 6, Dry ice cleaning device 4, power source 3, gas-liquid Electromechanical Control part 2 and insulation spraying system 5 etc.
As shown in Figure 2, walking mobile platform 1 is the support platform of each several part, includes the terrace part of running gear and band hydraulic leveling mechanism.
Running gear can adopt wheeled or the crawler-type traveling structure.There are cement pavement, asphalt concrete pavement, sand-gravel surface, lawn etc. in road surface in the super-pressure transformer station, for adapting to various road surfaces, preferred rubber crawler-type traveling structure is made up of direct current generator 111, rubber belt track 112, chassis 113 (chassis 113 forms by connecting crossbeam between two crawler belt supports).The rubber belt track 112 of both sides is driven by direct current generator independently 111 respectively, direct current generator 111, rubber belt track 112 each two groups be installed on the 113 both sides crawler belt supports of chassis, finish walking kinetic energy.Drive by the two direct current generators of DC power supply, make mobile platform have controlling simple, the radius of gyration is little, rotation is convenient, smooth running, can provide good stable support platform for each equipment on the car during inactive state.
Terrace part is set up on the running gear, and the hydraulic leveling mechanism that adopts horizontal vertical two coordinate directions uses the digital display electrolevel simultaneously to adjust the levelness of platform, makes the leveling more convenient and quicker.Terrace part also can be realized horizontal vertical two functions that the horizontal coordinate direction moves and rotates by the hydraulic system that is provided with.By above mechanism, the walking mobile platform can be realized multiple walking action, for example: front and back, the preceding right side of turning left, after turn left and change behind commentaries on classics before the right side, the original place, the original place etc.In the present embodiment, terrace part is made up of suspension platform 121, oscillating platform 122, scaling platform 123, rotation platform 124 and hydraulic part.By the each several part coordination, can realize rotation platform high level of accuracy state.As shown in Figure 2, by the cross axle structure that X forms to axle 142 to axle 141 and Y, Y is hung on 113 entablatures of chassis to axle 142 two ends; Suspension platform 121 both sides connect respectively by hanging over the riser of X to axle 141 two ends respectively.X is articulated in X to axle 141 1 ends to horizontal adjusting oil cylinder 131 1 ends, and the other end is hinged on the Y of suspension platform 121 to side, when X when horizontal adjusting oil cylinder 131 is flexible, but center O is changeed in suspension platform 121 wraparounds
1Rotate, realize suspension platform 121 X to level; Y is articulated in chassis 113 to horizontal adjusting oil cylinder 132 1 ends, and the other end is articulated in the X of suspension platform 121 to side, when Y when horizontal adjusting oil cylinder 132 is flexible, but center O is changeed in suspension platform 121 wraparounds
2Rotate, realize suspension platform 121 Y to level.Oscillating platform 122 is made up of to guiding axle sleeve etc. gyroaxis, landing slab, pressing plate and two groups of Y being located on the landing slab.Landing slab is installed on the suspension platform 121 by gyroaxis; X is X to setting to oscillating oil cylinder 133, and an end is articulated on the suspension platform 121, and the other end is hinged on the oscillating platform 122.When X when oscillating oil cylinder 133 is flexible, can make oscillating platform 122 with centre of gyration O
3(being gyroaxis) swings sideward moving for the center along X.Scaling platform 123 is made up of landing slab and two support guide axles being loaded on the landing slab, the support guide axle seals in two groups of Y on the oscillating platform 122 in fairlead, Y is connected between oscillating platform 122 and the scaling platform 123 to telescopic oil cylinder 134, when Y when telescopic oil cylinder 134 is flexible, scaling platform 123 can realize along Y to move.Rotation platform 124 is installed on the scaling platform 123 by rotating shaft, is made up of rotary disk, gear, tooth bar etc.Horizontally rotate oil cylinder 135 and be installed on the scaling platform 123, horizontally rotate the piston rod push-and-pull tooth bar of oil cylinder 135, tooth bar by with rotary disk on the gear interoperation, implementation platform is with centre of gyration O
4(being rotating shaft) is the rotation at center.Through the adjustment action of each oil cylinder on above each platform, obtained the rotation platform 124 of high level of accuracy, also can satisfy the rotation platform 124 adjustment requirement of position within the specific limits.
Elevating mechanism 6 is positioned on the rotation platform 124 of walking mobile platform 1, all adopts insulating materials to make, and relies on controls such as hydraulic pressure, air pressure, machinery, electricity, instruments such as following spraying system can be risen, and sends into ultra-high voltage environment and carries out operations necessary.Shown in Fig. 3 A-3C, the elevating mechanism 6 in the present embodiment includes switching mechanism, by the telescopic insulated lift cylinder that is socketed to form mutually more than two.Telescopic insulated lift cylinder comprises the sleeve (top sleeve 613, middle sleeve 612 and end sleeve 611) of base 69, back-up ring 610 and 3 mutual sockets.Preferably, for preventing to relatively rotate between each sleeve, be provided with anti-rotation structure between each sleeve, for example the cross section of contact-making surface is oblate or round lacking between the sleeve of mutual socket, perhaps mutually between the sleeve of socket contact-making surface be respectively equipped with can chimeric mutually concave, convex portion, can limit rotation after the two sleeve sockets, move up and down along same axis, prevent that scratching meets accident to the high-tension electricity device in lifting process thereby guarantee to drive dry-ice blast device.Shown in Fig. 3 C, it is oblate that the inner hole section of end sleeve 611 is in the present example, and the excircle cross section of middle sleeve 612 is the oblateness of coupling at this moment.Endoporus section h as middle sleeve 612 among Fig. 3 B
4Be the flat round hole section, the excircle section h of top sleeve
3Be flat shaft part, can limit between the sleeve relatively rotating.Preferably, the endoporus of adjacent sleeve switching phase position is the taper hole shape, and outer wall is an axis of cone shape, the switching phase h shown in Fig. 3 B
2When the cover cylinder rose to peak, the taper hole of this section and the axis of cone closely cooperated under compressed-air actuated effect, became gripping orientation, can avoid rocking wild effect by the cover cylinder that the gap produces.At sleeve switching phase h
2The socket port section h1 of top is a circular hole circular shaft section, forms the pilot seal section.Shown in Fig. 3 B, seal between each sleeve, its inner space is communicated with compressed air source by the gas source connector 68 of being located at end sleeve 611, provides the power of rising by compressed air source to it.Downward pulling force is provided by hoisting mechanism, and hoisting mechanism comprises mechanical type hoist engine 66, flat drawstring 65, intermediary wheel 67 etc.Flat drawstring 65 upper ends are locked on the top sleeve 613, and the other end is enclosed within on the spool of mechanical type hoist engine 66 after walking around intermediary wheel 67, and rotational line speed is identical with the pulling point-to-point speed.Compressed air source feeds 1～2kg/cm by gas source connector 68
2Compressed air provides the power of rising to it, and the cylinder compressed air passes through gas source connector 68 decompression exhausts to pressure＜1kg/cm during decline
2, reduce the pulling force of flat drawstring 65, by counteracting, the balance of rising power and lower pulling force, realize the rising or the decline of elevating mechanism, and can realize stepless adjustment, according to the rising or falling speed needs, obtain reliable and stable various rising or falling speeds.Switching mechanism is installed on the top sleeve 613, rises simultaneously or descends with it, comprises overturn platform 61 and overturning oil cylinder 62.Overturn platform 61 is installed on the top sleeve 613 by rotating shaft 63 and can 63 rotates around the shaft.Overturn platform 61 bottoms are connected with overturning oil cylinder 62, and the other end of turning oil cylinder 62 is installed on the top sleeve 613 by rotating shaft 64, by the flexible flip angle that can regulate overturn platform 61 of control overturning oil cylinder 62.
Dry ice cleaning device 4 is positioned on the walking mobile platform 1, comprises the feed system of carrying dry ice particles, carries compressed-air actuated baric systerm, connects feed system, baric systerm are mixed compressed air the back ejection with dry ice particles insulation spraying system 5 respectively.Feed system and baric systerm are to adopt general dry ice cleaner technical pattern.Spraying system 5 is located on the switching mechanism of elevating mechanism 6 and is moved up and down with it, comprises spraying pipeline section 51 and injection apparatus 52.At the overpressured zones electrical environment, according to the particularity of charged Dry ice cleaning, spraying system is made up of the special technique structure.In Dry ice cleaning device 4,3-10kg/cm
2Compressed air is with after dry ice particles is mixed, through spraying pipeline section 51, at last by the spray gun ejection of injection apparatus 52.Spraying pipeline section 51 must be made by insulating materials, must outer surface can not dewfall, cause personal great bodily injury otherwise can conduct electricity, can cause the electric power system can not safe operation.As shown in Figure 5, the injection pipeline section 51 of present embodiment has insulating properties, and tube wall is a layer structure, comprises withstand voltage low temperature resistant interior pipe layer 511, adiabator layer 514 and convenient crooked plastic film capicitor layer 513 from inside to outside.Adiabator layer 514 is low temperature resistant, and good waterproof performance has favorable elasticity, and its thickness is by not dewfall decision under certain condition.Between the interior pipe layer 511 at interface tube place and bellows layer 513, also be provided with the polyurethane foam 512 of waterproof sealing performance, good heat insulating.Injection apparatus 52 all adopts insulating materials to make, can under ultra-high voltage environment, use, by other machinery, with its injection center be cleaned thing (insulator cylinder, approximate circle cylinder, square body etc.) center and overlap substantially, can move axially along the center simultaneously, dry ice particles is ejected to each spray gun swing and is cleaned the thing surface, reaches the cleaning purpose.As shown in Figure 4, injection apparatus 52 includes two the insulated mechanical arm 522, swung insulation dry ice spray gun 527 spray guns that are installed on the insulated mechanical arm 522 of folding connects feed systems, baric systerm by spraying pipeline section 51 only.One end of two insulated mechanical arms 522 respectively with the flexible end A of swing arm oil cylinder 521 both sides, B is connected and with its interlock, the other end is the open end, the position between the two ends be provided with can around the centre of gyration O of rotation
5, O
6In the present embodiment, every insulated mechanical arm 522 is provided with two insulation dry ice spray guns 527, position, open end that is positioned at insulated mechanical arm 522 wherein, and another is positioned at the centre of gyration O of insulated mechanical arm 522
5The position.Insulation spray gun 527 by interlinked mechanism and the flexible end a that swings spray gun oil cylinder 523, d is connected and with its interlock.In the present embodiment, interlinked mechanism is made up of the simple chain crank 526, connecting rod 525, the double-strand chain crank 524 that connect successively.Action is as follows during use: flexible end A, the B of swing arm oil cylinder 521 both sides is flexible simultaneously, drives insulated mechanical arm 522 and drives connecting rod 525, the simple chain crank 526 of both sides, the spray gun 527 that insulate simultaneously with centre of gyration O
5, O
6Closed or open.It is to make things convenient for device to enter station that insulated mechanical arm 522 opens, and closure can reach best eject position.Back and forth stretch about flexible end a, the d of swing spray gun oil cylinder 523 or when contracting, the action by double-strand chain crank 524, simple chain crank 526 and connecting rod 525 simultaneously can make spray gun 527 respectively with O
5, O
6, O
7, O
8For the reciprocal equidirectional swing in center, enlarged injection Dry ice cleaning scope, improved cleaning efficiency, can realize the Dry ice cleaning optimum efficiency.
Power source is located on the walking mobile platform, for each part mentioned above provides driving force, comprising: dc source can provide whole (for example movable motor, hydraulic motor, radar for backing car, electrolevel, loudspeaker, warning lamp etc.) required reliable dc source; Hydraulic Station can provide 100kg/cm
2High-pressure section oil cylinder (for example level-off oil cylinder, oscillating oil cylinder, telescopic oil cylinder, rotary oil cylinder) hydraulic power source, low-pressure section provides 10kg/cm
2Oil cylinder (for example overturning oil cylinder of mechanical arm oil cylinder, spray gun oscillating oil cylinder, hoistable platform partial switching workbench in the Dry ice cleaning device) hydraulic power source; The 220V power supply and the compressed air source of dry ice cleaner part are inserted by the outside.
Gas-liquid Electromechanical Control part is positioned on the walking mobile platform, the action of control each part mentioned above: electric walking is all walked to move and is controlled by rotary handle; Control to safeguard protections such as the master switch of power source part, emergency switch, electric leakage, overloads; To the control of Dry ice cleaning device, realize starting ice supply system, pneumatic system, frequency control, purging, injection dry ice particles, stop to wait control; To the control of dry-ice blast device, realize that mechanical arm opens, closure, several spray guns are swung under the action of crank connecting link simultaneously in the same way; Control to elevating mechanism, drive the variation of cover cylinder rising or falling speed by variation, the hoist engine of compressed air pressure, each changes more effective cooperation makes the platform of elevating mechanism realize: unspecified angle overturns in the flip angle scope, in altitude range, rest on arbitrary height, rising or falling speed stepless speed regulation.
Claims (10)
1. dry ice cleaning vehicle is characterized in that comprising:
-walking mobile platform is the support platform of following each several part;
-elevating mechanism is positioned on the walking mobile platform;
-Dry ice cleaning device is positioned on the walking mobile platform, comprises feed system, baric systerm and spraying system, and spraying system is located on the elevating mechanism and is moved up and down with it;
-power source is positioned on the walking mobile platform, for each part mentioned above provides driving force;
-gas-liquid Electromechanical Control part is positioned on the walking mobile platform, the action of control each part mentioned above.
2. dry ice cleaning vehicle according to claim 1 is characterized in that: described walking mobile platform comprises: running gear, adopt the rubber caterpillar type walking structure; The terrace part of band hydraulic leveling mechanism is set up on the running gear.
3. dry ice cleaning vehicle according to claim 2 is characterized in that: two slat gum crawler belts of described rubber caterpillar type walking structure are respectively by independently direct current generator driving.
4. dry ice cleaning vehicle according to claim 2 is characterized in that: described terrace part adopts the hydraulic leveling mechanism of horizontal vertical two coordinate directions to adjust the levelness of platform.
5. dry ice cleaning vehicle according to claim 1; it is characterized in that: described Dry ice cleaning device comprises the feed system of carrying dry ice particles; carry compressed-air actuated baric systerm, connect feed system, baric systerm are mixed compressed air the back ejection with dry ice particles insulation spraying system respectively.
6. dry ice cleaning vehicle according to claim 5, it is characterized in that: described insulation spraying system comprises the injection pipeline section, the tube wall of injection pipeline section wherein is a layer structure, comprises withstand voltage low temperature resistant interior pipe layer, adiabator layer and plastic film capicitor layer from inside to outside.
7. dry ice cleaning vehicle according to claim 5 is characterized in that: described insulation spraying system comprises injection apparatus, but this injection apparatus comprises the mechanical arm of folding and is installed on the spray gun swung on the mechanical arm.
8. dry ice cleaning vehicle according to claim 1 is characterized in that: described elevating mechanism includes the telescopic insulated lift cylinder that is socketed to form mutually with upper bush by two.
9. dry ice cleaning vehicle according to claim 8 is characterized in that: be provided with anti-rotation structure between each sleeve in the described telescopic insulated lift cylinder.
10. dry ice cleaning vehicle according to claim 8 is characterized in that: seal between described each sleeve, the inner space with can provide the compressed air source of rising power to be communicated with to it, top sleeve is connected with the hoisting mechanism that downward pulling force is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200539651U CN201419168Y (en) | 2009-04-03 | 2009-04-03 | Dry ice cleaning car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200539651U CN201419168Y (en) | 2009-04-03 | 2009-04-03 | Dry ice cleaning car |
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| Publication Number | Publication Date |
|---|---|
| CN201419168Y true CN201419168Y (en) | 2010-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200539651U Expired - Fee Related CN201419168Y (en) | 2009-04-03 | 2009-04-03 | Dry ice cleaning car |
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Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102161042A (en) * | 2010-12-09 | 2011-08-24 | 武汉奋进电力技术有限公司 | Granular ice charged water washing device |
| CN102266858A (en) * | 2011-07-12 | 2011-12-07 | 河南恒安电力科技实业有限公司 | Gas-liquid mixed sandblasting insulation method for cleaning high-voltage electrified insulator |
| CN102671879A (en) * | 2012-05-16 | 2012-09-19 | 西安交通大学 | Method for live cleaning of contaminated insulator with high-temperature water vapor doped with alkanolamide |
| CN102877843A (en) * | 2012-10-12 | 2013-01-16 | 无锡市张泾宇钢机械厂 | Mine mechanical supporting arm |
| CN103071645A (en) * | 2012-12-26 | 2013-05-01 | 苏州金纳信息技术有限公司 | Device for cleaning pneumatic transmission lines and communication lines |
| CN103144568A (en) * | 2013-03-07 | 2013-06-12 | 广东电网公司佛山供电局 | Electrified water washing vehicle |
| CN103240242A (en) * | 2013-04-19 | 2013-08-14 | 厦门金瑞镒贸易有限公司 | Device for automatically cleaning tyre mould with dry ice |
| CN103433243A (en) * | 2013-08-16 | 2013-12-11 | 广东电网公司电力科学研究院 | Insulator surface aged RTV paint eliminating method and device |
| CN103433241A (en) * | 2013-08-16 | 2013-12-11 | 广东电网公司电力科学研究院 | Transformer substation insulator dry ice cleaning vehicle |
| CN103433242A (en) * | 2013-08-16 | 2013-12-11 | 广东电网公司电力科学研究院 | Transformer substation dry ice cleaning vehicle |
| CN104999450A (en) * | 2014-09-10 | 2015-10-28 | 国家电网公司 | Electrification water washing auxiliary flushing robot system for mobile self-water-supply type transformer substation and method |
| CN105268680A (en) * | 2014-07-07 | 2016-01-27 | 深圳市福田区青少年科技教育协会 | Overhead cleaning machine |
| CN105618412A (en) * | 2016-01-25 | 2016-06-01 | 上海旷奇科技有限公司 | Electrified cleaning insulating maintenance robot device for high-voltage power equipment |
| CN106076979A (en) * | 2016-06-27 | 2016-11-09 | 云南电网有限责任公司昆明供电局 | The telescopic lowering or hoisting gear of livewire work |
| CN106269704A (en) * | 2016-08-24 | 2017-01-04 | 国网山东省电力公司蓬莱市供电公司 | Charged electric power apparatus insulation cleaning plant |
| CN106733802A (en) * | 2017-02-14 | 2017-05-31 | 国家电网公司 | One kind automation converting equipment hv live cleaning machine |
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| CN107838133A (en) * | 2017-11-10 | 2018-03-27 | 广东电网有限责任公司东莞供电局 | A kind of high-voltage contact Dry ice cleaning machine people of electric aerial work |
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| CN111389819A (en) * | 2020-03-24 | 2020-07-10 | 广东电网有限责任公司 | Dry ice cleaning robot for post insulator |
| CN112387711A (en) * | 2020-10-28 | 2021-02-23 | 广东电网有限责任公司广州供电局 | Dry ice decontamination device |
| CN112495944A (en) * | 2020-11-27 | 2021-03-16 | 广东电网有限责任公司 | Multi-dimensional insulator cleaning device |
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| CN115155886A (en) * | 2022-09-07 | 2022-10-11 | 福建棉花滩水电开发有限公司 | Improved anti-condensation heat-insulation dry ice cleaning nozzle for power equipment |
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|---|---|---|---|---|
| CN102161042A (en) * | 2010-12-09 | 2011-08-24 | 武汉奋进电力技术有限公司 | Granular ice charged water washing device |
| CN102266858A (en) * | 2011-07-12 | 2011-12-07 | 河南恒安电力科技实业有限公司 | Gas-liquid mixed sandblasting insulation method for cleaning high-voltage electrified insulator |
| CN102266858B (en) * | 2011-07-12 | 2012-12-19 | 河南恒安电力科技实业有限公司 | Gas-liquid mixed sandblasting insulation method for cleaning high-voltage electrified insulator |
| CN102671879B (en) * | 2012-05-16 | 2014-11-05 | 西安交通大学 | Method for live cleaning of contaminated insulator with high-temperature water vapor doped with alkanolamide |
| CN102671879A (en) * | 2012-05-16 | 2012-09-19 | 西安交通大学 | Method for live cleaning of contaminated insulator with high-temperature water vapor doped with alkanolamide |
| CN102877843A (en) * | 2012-10-12 | 2013-01-16 | 无锡市张泾宇钢机械厂 | Mine mechanical supporting arm |
| CN102877843B (en) * | 2012-10-12 | 2015-11-18 | 江苏高博智融科技有限公司 | A kind of mining machinery support arm |
| CN103071645A (en) * | 2012-12-26 | 2013-05-01 | 苏州金纳信息技术有限公司 | Device for cleaning pneumatic transmission lines and communication lines |
| CN103144568A (en) * | 2013-03-07 | 2013-06-12 | 广东电网公司佛山供电局 | Electrified water washing vehicle |
| CN103144568B (en) * | 2013-03-07 | 2015-10-21 | 广东电网公司佛山供电局 | Powered water-washing vehicle |
| CN103240242A (en) * | 2013-04-19 | 2013-08-14 | 厦门金瑞镒贸易有限公司 | Device for automatically cleaning tyre mould with dry ice |
| CN103433243B (en) * | 2013-08-16 | 2016-08-17 | 广东电网公司电力科学研究院 | Insulator surface aging RTV coating sweep-out method and device |
| CN103433242A (en) * | 2013-08-16 | 2013-12-11 | 广东电网公司电力科学研究院 | Transformer substation dry ice cleaning vehicle |
| CN103433241A (en) * | 2013-08-16 | 2013-12-11 | 广东电网公司电力科学研究院 | Transformer substation insulator dry ice cleaning vehicle |
| CN103433241B (en) * | 2013-08-16 | 2016-08-10 | 广东电网公司电力科学研究院 | Substation Insulator dry ice cleaning vehicle |
| CN103433243A (en) * | 2013-08-16 | 2013-12-11 | 广东电网公司电力科学研究院 | Insulator surface aged RTV paint eliminating method and device |
| CN103433242B (en) * | 2013-08-16 | 2016-09-14 | 广东电网公司电力科学研究院 | Transformer station's dry ice cleaning vehicle |
| CN105268680A (en) * | 2014-07-07 | 2016-01-27 | 深圳市福田区青少年科技教育协会 | Overhead cleaning machine |
| CN104999450A (en) * | 2014-09-10 | 2015-10-28 | 国家电网公司 | Electrification water washing auxiliary flushing robot system for mobile self-water-supply type transformer substation and method |
| CN104999450B (en) * | 2014-09-10 | 2017-05-24 | 国家电网公司 | Electrification water washing auxiliary flushing robot system for mobile self-water-supply type transformer substation and method |
| CN105618412A (en) * | 2016-01-25 | 2016-06-01 | 上海旷奇科技有限公司 | Electrified cleaning insulating maintenance robot device for high-voltage power equipment |
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