CN101549824B - Gantry oil power transformation device with automatic current collection trolley for RTG (remote terminal generator) - Google Patents

Gantry oil power transformation device with automatic current collection trolley for RTG (remote terminal generator) Download PDF

Info

Publication number
CN101549824B
CN101549824B CN2009100504820A CN200910050482A CN101549824B CN 101549824 B CN101549824 B CN 101549824B CN 2009100504820 A CN2009100504820 A CN 2009100504820A CN 200910050482 A CN200910050482 A CN 200910050482A CN 101549824 B CN101549824 B CN 101549824B
Authority
CN
China
Prior art keywords
backup plate
trolley
groove
wheels
traveling dolly
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
Application number
CN2009100504820A
Other languages
Chinese (zh)
Other versions
CN101549824A (en
Inventor
刘晓明
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.)
SHEKOU CONTAINER TERMINALS Ltd
Conductix Wampfler Power & Data Transmission Equipment Shanghai Co ltd
Original Assignee
SHEKOU CONTAINER TERMINALS Ltd
Conductix Wampfler Power & Data Transmission Equipment Shanghai 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 SHEKOU CONTAINER TERMINALS Ltd, Conductix Wampfler Power & Data Transmission Equipment Shanghai Co ltd filed Critical SHEKOU CONTAINER TERMINALS Ltd
Priority to CN2009100504820A priority Critical patent/CN101549824B/en
Publication of CN101549824A publication Critical patent/CN101549824A/en
Application granted granted Critical
Publication of CN101549824B publication Critical patent/CN101549824B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)
  • Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)

Abstract

The invention relates to the field of devices for arranging a conductive or insulating electric vehicle power supply line or a track along a running track or at a joint of the running track, in particular to a portal frame oil power-changing device with an automatic current collection trolley for RTG (remote terminal generator). A portal frame oil changes electric installation for RTG with automatic current collection dolly, is including walking dolly (1) and wiping line (2), characterized by: the device is characterized by further comprising a vertical frame (11), an upper backup plate (12), a lower backup plate (13), a guide plate (14) and a guide opening (15), wherein a guide wheel set is installed on one side of the walking trolley (1) and is arranged in parallel from top to bottom, the distance between the upper guide wheel set and the lower guide wheel set is the same as the distance between the upper backup plate and the lower backup plate, the upper guide wheel set and the lower guide wheel set respectively and tightly adhere to the upper backup plate and the lower backup plate to roll, a jacking wheel set (18) is installed below the walking wheel set (3), and the other side of the walking trolley (1) is connected with a. The invention has the advantages of compact structure, high stability, high operation efficiency, safety and reliability.

Description

The portal frame oil that has automatic current-collecting cart that is used for RTG changes electric installation
Technical field
The present invention relates to follow Car Track or at its joint configuration conduction or non-conductive electric vehicle power supply circuit or along the device field of rail, the portal frame oil that has automatic current-collecting cart that is specially a kind of RTG of being used for changes electric installation.
Background technology
At present, each big harbour container pier storage yard operation general-duty elevator machinery of the world (a common name bridge) mainly contains two kinds of types, a kind of is track type container large scale crane, be rail-mounted gantry crane, be abbreviated as RMG, another kind is a rubbertyred container gantry crane, and promptly rubber-tyred container gantry crane is abbreviated as RTG.RMG adopts mains-supplied, and the low but action of energy consumption is limit by track to cut to, and RTG carries the power supply of diesel power generation unit, and transition is flexible but the energy consumption high pollution is big.At present, the low RTG that pollutes little advantage of a kind of later-model RMG of having concurrently energy consumption occurs, the power of this RTG obtains from the utility grid input by trolley, so claim the electric rubber-tyred container gauntry crane again, be electrical rubber-tyred container gantry crane, be abbreviated as ERTG.ERTG has also kept the RTG advantage of transition flexibly when having improved energy utilization patterns, therefore just obtaining increasingly extensive application.But, the mode that powers up of ERTG still adopts manual work at present, detailed process is: the traveling dolly with power supply system of sliding contact line is installed on the trolley track earlier, then power, power up to finish by artificial haulage cable traveling dolly to the mode of trolley of plugging into again to hoisting crane by manually the plug of dolly being inserted on the gauntry crane socket.There is following defective in this traditional manual work mode: 1. loosely organized: traditional mode that powers up makes ERTG will consider the factor of traveling dolly in the design of structure width, prevent gauntry crane from enough working spaces being arranged and do not interact, so width is bigger with the traveling dolly.2. poor stability: traditional manual work mode position probing when powering up operation can only adopt the manual observation method, and the big reliability of error is low.3. operating efficiency is low: traditional operation process, and gauntry crane needs standby to wait for artificial plug plug to the stockyard, and whole process needs 15 to 20 minutes consuming time, and the time spent, long-acting rate was low.4 bad adaptability:, under the rainy day environment, have the danger of getting an electric shock, leaking electricity by artificial plug plug because the ERTG use is the high potential heavy current.
Summary of the invention
In order to overcome the defective of prior art, provide a kind of compact conformation, comformability is strong, safe and reliable, efficient is high rubbertyred container gantry crane to add electric installation, the portal frame oil that has automatic current-collecting cart that the invention discloses a kind of RTG of being used for changes electric installation.
The present invention reaches goal of the invention by following technical solution:
The portal frame oil that has automatic current-collecting cart of a kind of RTG of being used for changes electric installation, has a gauntry crane and an automatic current-collecting cart, and automatic current-collecting cart comprises traveling dolly and trolley,
Pass through the upper rail groove between two columns of gauntry crane portal frame, carriage is connected with the lower guideway groove, the upper rail groove, carriage and lower guideway groove be horizontal positioned and being arranged in order from top to bottom all, fixing trolley on the carriage, trolley connects the phase line and the zero line of mains system respectively, the bottom of traveling dolly is equipped with the walking wheels, the walking wheels roll on the lower guideway groove, traveling dolly top fixed set electrical equipment, current colector is connected with power supply by cable, the anterior carbon brush that connects of current colector, the height of carbon brush is identical with the height of trolley, and carbon brush also electrically connects with it with the trolley moving contact after the traveling dolly enters guide-track groove
It is characterized in that: also comprise stand, last backup plate, following backup plate, guide plate, guiding port,
Stand is built in a side of gauntry crane gantry pillar, last backup plate by parallel placement up and down between stand and the gantry pillar is connected with following backup plate, one end of last backup plate and following backup plate is fixed in the stand, the other end is captiveed joint with the lower guideway groove also with it on same straight line with the upper rail groove of portal frame respectively
One end of guide plate is fixed on down the backup plate bottom, and the other end is lower than down backup plate, the angle between guide plate and the following backup plate between 10 °~30 °,
A guiding port is fixed in the bottom of upper rail groove, it is horn-like that guiding port is, front and back connect, lower horizontal and opening, its big opening one end is towards last backup plate, guiding port all is " door " font by the cross section of being cut perpendicular to upper rail groove plane, and dwindle gradually to other end depth of section from big opening one end, greater than the cross section of current colector, little opening one end height is identical with portal frame carriage height, has groove on the swash plate of guiding port top less than the cross section of traveling dolly in the cross section of big opening, the width of groove is identical with the width of carbon brush, distance between the groove is identical with the distance between the carbon brush, and an end of trolley is embedded in the groove and from little opening and draws
One side of traveling dolly is equipped with the guiding wheels, guiding wheels and walking wheels are orthogonal, the track adjusting wheel component is the last guiding wheels and the wheels that lead down, be arranged in parallel up and down, distance between the upper and lower guiding wheels is identical with the distance between the upper and lower backup plate, upper and lower track adjusting wheel group is close to upper and lower backup plate rolling respectively, and the below of walking wheels is equipped with the jacking wheels
The opposite side that the traveling dolly is installed the guiding wheels connects the traction connecting device, the traction connecting device is made up of eccentric disk, connecting rod, pilot bar, cylinder, universal-joint and push rod, connect by a connecting rod between two eccentric disks, point of connection is by the circumference of eccentric disk, the turning cylinder of two eccentric disks connects a pilot bar separately, the other end of two pilot bars connects a universal-joint separately, and two universal-joints connect a push rod separately, and the other end of two push rods all is connected to the traveling dolly.
The portal frame oil that has automatic current-collecting cart of the described RTG of being used for changes electric installation, it is characterized in that: described automatic current-collecting cart also comprises limit switch, the backup plate indicator lamp, power contactor and carbon brush indicator lamp, the traveling dolly is respectively installed a limit switch in four bights up and down, wherein, the moving together contact of two limit switches in top is closed behind backup plate on the last track adjusting wheel set of contact, the moving together contact of two limit switches in bottom is closed behind backup plate under the following track adjusting wheel set of contact, the backup plate indicator lamp is luminous after the moving together contact of limit switch is all closed, the moving together contact of power contactor is connected on the phase line, when carbon brush all with closed cable and the power supply connected of the moving together contact of the luminous while power contactor of carbon brush indicator lamp after trolley contacts.
The described automatic current-collecting cart that is used for rubbertyred container gantry crane is characterized in that: the flexible stroke of cylinder is 1500mm in the traveling dolly traction connecting device; Traveling cart vertical direction side-play amount is-100mm~100mm, about rock angle and the luffing angle side-play amount is-10 °~10 °, the traveling dolly back side is lined with spring plate.
When the present invention uses, promoting current-collecting cart with the traction connecting device earlier moves on being close to, following backup plate, this moment, the backup plate indicator lamp was luminous, continuing the traction current-collecting cart moves along backup plate, the jacking wheels are by last guide plate subsequently, continuing the traction current-collecting cart moves and enters guide-track groove along guide plate position pointed along guide plate, continuing the traction current-collecting cart moves along the lower guideway groove, the current colector of current-collecting cart top enters in the guiding port, carbon brush then embeds in the interior groove of guiding port, along with the continuation of current-collecting cart is moved, carbon brush contacts with trolley along the groove in the guiding port, when carbon brush all luminous with carbon brush indicator lamp after trolley contacts, this moment power contactor closed cable and the power supply connected of moving together contact.
The present invention has changed in the past that current-collecting cart is installed in the power supply mode that by personnel the plug of current-collecting cart is inserted in the power taking of gauntry crane socket on the trolley track in the ERTG power supply system of sliding contact line, changed the design of traditional current-collecting cart, be that current-collecting cart separates with gauntry crane and the traveling dolly adopts flexible cable to be connected with plugs and sockets with gauntry crane, and the current-collecting cart of taking to have retractor device directly is contained on the gauntry crane, current-collecting cart stretches out automatically on the trolley track and walks during use, and current-collecting cart is withdrawn automatically and reduced the convenient transition in space during deorbit.
The invention has the beneficial effects as follows:
1. compact conformation: traditional design will be considered the dolly factor on structure width, guarantee that gauntry crane has enough walking spaces, prevent to interfere, and current-collecting cart of the present invention is connected on the gauntry crane, does not have the influence on the space;
2. stability is high: the present invention has perfect position probing, can ensure the safe and reliable of current-collecting cart and gauntry crane operation;
3. operating efficiency height: orthodox method efficient is low, and gauntry crane is come the stockyard needs standby to wait for artificial plug plug, and whole process needs 15~20 minutes consuming time.The present invention has eliminated the standby of gauntry crane and has waited for, gauntry crane is come the power taking operation that current-collecting cart is directly carried out in the stockyard, and whole process only needs 1~2 minute, has improved work efficiency greatly;
4. safe and reliable: owing to no longer use the method for artificial power taking, thus eliminated the danger of the down artificial plug plug of rainy day environment;
5. saving cost: saved the cost of labor of artificial power taking link, owing to reduced the vacancy rate of current-collecting cart, improved usage ratio of equipment simultaneously.
Description of drawings
Fig. 1 is the connection diagram of stand of the present invention and portal frame;
Fig. 2 is traveling dolly of the present invention and traction connecting device bonded assembly structural representation;
Fig. 3 is the front view of guiding port of the present invention;
Fig. 4 is the top view of guiding port of the present invention;
Fig. 5 is the control scheme drawing of limit switch of the present invention;
Fig. 6 is the control scheme drawing of power contactor of the present invention.
The specific embodiment
Below further specify the present invention by specific embodiment.
Embodiment 1
The portal frame oil that has automatic current-collecting cart of a kind of RTG of being used for changes electric installation, have a gauntry crane and an automatic current-collecting cart, automatic current-collecting cart comprises traveling dolly 1 and trolley 2, stand 11, last backup plate 12, following backup plate 13, guide plate 14, guiding port 15, as depicted in figs. 1 and 2, pass through upper rail groove 8 between two columns 7 of gauntry crane portal frame, carriage 10 is connected with lower guideway groove 9, upper rail groove 8, carriage 10 and lower guideway groove 9 be horizontal positioned and being arranged in order from top to bottom all, fixing trolley 2 on the carriage 10, trolley 2 connects the phase line and the zero line of mains system respectively, the bottom of traveling dolly 1 is equipped with walking wheels 3, walking wheels 3 roll on lower guideway groove 9, traveling dolly 1 top fixed set electrical equipment 4, current colector 4 is connected with power supply by cable 5, the current colector 4 anterior carbon brush 6 that connect, the height of carbon brush 6 is identical with the height of trolley 2, and carbon brush 6 also electrically connects with it with trolley 2 moving contacts after traveling dolly 1 enters guide-track groove.
Stand 11 is built in a side of gauntry crane gantry pillar 7, last backup plate 12 by parallel placement up and down between stand 11 and the gantry pillar 7 is connected with following backup plate 13, one end of last backup plate 12 and following backup plate 13 is fixed in the stand 11, the other end is captiveed joint with lower guideway groove 9 with the upper rail groove 8 of portal frame respectively and with it on same straight line, stand 11 apart from the distance of gantry pillar 7 at 2~3 meters.
One end of guide plate 14 is fixed on down backup plate 13 bottoms, and the other end is lower than backup plate 13 down, and the angle between guide plate 14 and the following backup plate 13 is being between 20 °.
A guiding port 15 is fixed in the bottom of upper rail groove 8, guiding port 15 as shown in Figure 3 and Figure 4, be horn-like, front and back connect, lower horizontal and opening, its big opening one end is towards last backup plate 12, guiding port 15 all is " door " font by the cross section of cutting perpendicular to upper rail groove 8 planes, and dwindle gradually to other end depth of section from big opening one end, the cross section of big opening less than the cross section of traveling dolly 1 greater than the cross section of current colector 4, little opening one end height is highly identical with portal frame carriage 10, have groove on the guiding port 15 top swash plates, the width of groove is identical with the width of carbon brush 6, and the distance between distance between the groove and the carbon brush 6 is identical, and an end of trolley 2 is embedded in the groove and from little opening and draws.
One side of traveling dolly 1 is equipped with the guiding wheels, guiding wheels and walking wheels 3 are orthogonal, the track adjusting wheel component is the last guiding wheels 16 and the wheels 17 that lead down, be arranged in parallel up and down, distance between the upper and lower guiding wheels is identical with the distance between the upper and lower backup plate, upper and lower track adjusting wheel group is close to upper and lower backup plate rolling respectively, and the below of walking wheels 3 is equipped with jacking wheels 18
The opposite side that traveling dolly 1 is installed the guiding wheels connects the traction connecting device, as shown in Figure 2, the traction connecting device is made up of eccentric disk 19, connecting rod 20, pilot bar 21, cylinder 22, universal-joint 23 and push rod 24, connect by a connecting rod 20 between two eccentric disks 19, point of connection is by the circumference of eccentric disk 19, the turning cylinder of two eccentric disks 19 connects a pilot bar 21 separately, the other end of two pilot bars 21 connects a universal-joint 23 separately, the other end that two universal-joints 23 connect 24, two push rods 24 of a push rod separately all is connected to traveling dolly 1.The flexible stroke of cylinder 22 is 1500mm in the traction connecting device; Traveling dolly 1 vertical offset amount is-100mm~100mm, about rock angle and the luffing angle side-play amount is-10 °~10 °, traveling dolly 1 back side is lined with spring plate.
Embodiment 2
Accuracy when safety when strengthening power taking and control, can also on described automatic current-collecting cart, increase limit switch 25, backup plate indicator lamp 26, power contactor 27 and carbon brush indicator lamp 28, as shown in Figure 5, the traveling dolly is respectively installed a limit switch 25 in four bights about in the of 1, wherein, the moving together contact of two limit switches 25 in top backup plate 12 backs in last guiding wheels 16 contacts are closed, the moving together contact of two limit switches 25 in bottom under backup plate 13 backs of leading under wheels 17 contact closed, backup plate indicator lamp 26 is luminous after the moving together contact of limit switch 25 is all closed.As shown in Figure 6, the moving together contact of power contactor 27 is connected on the phase line, when carbon brush 6 all with after trolley 2 contacts, when promptly moving together contact is all closed among the figure, closed cable 5 and the power supply connected of the moving together contact of carbon brush indicator lamp 28 luminous while power contactors 27.

Claims (3)

1. a portal frame oil that has automatic current-collecting cart that is used for RTG changes electric installation, has a gauntry crane and an automatic current-collecting cart, and automatic current-collecting cart comprises traveling dolly (1) and trolley (2),
Pass through upper rail groove (8) between two columns (7) of gauntry crane portal frame, carriage (10) is connected with lower guideway groove (9), upper rail groove (8), carriage (10) and lower guideway groove (9) be horizontal positioned and being arranged in order from top to bottom all, carriage (10) is gone up fixedly trolley (2), trolley (2) connects the phase line and the zero line of mains system respectively, the bottom of traveling dolly (1) is equipped with walking wheels (3), walking wheels (3) are gone up at lower guideway groove (9) and are rolled, traveling dolly (1) top fixed set electrical equipment (4), current colector (4) is connected with power supply by cable (5), the anterior carbon brush (6) that connects of current colector (4), the height of carbon brush (6) is identical with the height of trolley (2), carbon brush (6) is after traveling dolly (1) enters guide-track groove and trolley (2) moving contact and electrically connecting with it
It is characterized in that: also comprise stand (11), last backup plate (12), following backup plate (13), guide plate (14), guiding port (15),
Stand (11) is built in a side of gauntry crane gantry pillar (7), last backup plate (12) by parallel placement up and down between stand (11) and the gantry pillar (7) is connected with following backup plate (13), one end of last backup plate (12) and following backup plate (13) is fixed in the stand (11), the other end is captiveed joint with lower guideway groove (9) also with it on same straight line with the upper rail groove (8) of portal frame respectively
One end of guide plate (14) is fixed on down backup plate (13) bottom, and the other end is lower than down backup plate (13), the angle between guide plate (14) and the following backup plate (13) between 10 °~30 °,
A guiding port (15) is fixed in the bottom of upper rail groove (8), guiding port (15) is horn-like, front and back connect, lower horizontal and opening, its big opening one end is towards last backup plate (12), the cross section that guiding port (15) is cut perpendicular to upper rail groove (8) plane all is " door " font, and dwindle gradually to other end depth of section from big opening one end, the cross section of big opening less than the cross section of traveling dolly (1) greater than the cross section of current colector (4), little opening one end height is highly identical with portal frame carriage (10), have groove on the swash plate of guiding port (15) top, the width of groove is identical with the width of carbon brush (6), distance between distance between the groove and the carbon brush (6) is identical, and an end of trolley (2) is embedded in the groove and from little opening and draws
One side of traveling dolly (1) is equipped with the guiding wheels, guiding wheels and walking wheels (3) are orthogonal, the track adjusting wheel component is the last guiding wheels (16) and the wheels (17) that lead down, be arranged in parallel up and down, distance between the upper and lower guiding wheels is identical with the distance between the upper and lower backup plate, upper and lower track adjusting wheel group is close to upper and lower backup plate rolling respectively, and the below of walking wheels (3) is equipped with jacking wheels (18)
The opposite side that traveling dolly (1) is installed the guiding wheels connects the traction connecting device, the traction connecting device is by eccentric disk (19), connecting rod (20), pilot bar (21), cylinder (22), universal-joint (23) and push rod (24) are formed, connect by a connecting rod (20) between two eccentric disks (19), point of connection is by the circumference of eccentric disk (19), the turning cylinder of two eccentric disks (19) connects a pilot bar (21) separately, the other end of two pilot bars (21) connects a universal-joint (23) separately, two universal-joints (23) connect a push rod (24) separately, and the other end of two push rods (24) all is connected to traveling dolly (1).
2. the portal frame oil that has automatic current-collecting cart of the RTG of being used for as claimed in claim 1 changes electric installation, it is characterized in that: described automatic current-collecting cart also comprises limit switch (25), backup plate indicator lamp (26), power contactor (27) and carbon brush indicator lamp (28), traveling dolly (1) four bights is up and down respectively installed a limit switch (25), wherein, the moving together contact of two limit switches in top (25) backup plate (12) back in last guiding wheels (16) contact is closed, the moving together contact of two limit switches in bottom (25) under wheels (17) contacts backup plate (13) the back closure down that leads, backup plate indicator lamp (26) is luminous after the moving together contact of limit switch (25) is all closed, the moving together contact of power contactor (27) is connected on the phase line, when carbon brush (6) all with closed cable (5) and the power supply connected of the moving together contact of the luminous while power contactor of carbon brush indicator lamp (28) (27) after trolley (2) contacts.
3. the portal frame oil that has automatic current-collecting cart of the RTG of being used for as claimed in claim 1 or 2 changes electric installation, it is characterized in that: the flexible stroke of cylinder (22) is 1500mm in traveling dolly (1) the traction connecting device; Traveling dolly (1) vertical offset amount is-100mm~100mm, about rock angle and the luffing angle side-play amount is-10 °~10 °, traveling dolly (1) back side is lined with spring plate.
CN2009100504820A 2009-04-30 2009-04-30 Gantry oil power transformation device with automatic current collection trolley for RTG (remote terminal generator) Active CN101549824B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009100504820A CN101549824B (en) 2009-04-30 2009-04-30 Gantry oil power transformation device with automatic current collection trolley for RTG (remote terminal generator)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009100504820A CN101549824B (en) 2009-04-30 2009-04-30 Gantry oil power transformation device with automatic current collection trolley for RTG (remote terminal generator)

Publications (2)

Publication Number Publication Date
CN101549824A CN101549824A (en) 2009-10-07
CN101549824B true CN101549824B (en) 2011-02-02

Family

ID=41154359

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009100504820A Active CN101549824B (en) 2009-04-30 2009-04-30 Gantry oil power transformation device with automatic current collection trolley for RTG (remote terminal generator)

Country Status (1)

Country Link
CN (1) CN101549824B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102311046B (en) * 2010-06-29 2013-07-17 上海海得控制系统股份有限公司 Automatic electricity taking system and method for tire type container gantry crane
CN102255212A (en) * 2011-04-21 2011-11-23 青岛港(集团)有限公司 Power automatic conversion connection system of tyre crane with double power supplies
CN102975633B (en) * 2012-12-21 2015-09-16 康稳移动供电设备(上海)有限公司 For the automatic guide electric supply installation of mobile device
CN105621255B8 (en) * 2016-03-04 2017-06-06 无锡市百宏传动电器有限公司 Automatic Guided Vehicle charging device
DE102017109990B3 (en) 2017-05-09 2018-08-23 Conductix-Wampfler Gmbh Cable management device, power supply system and method for connecting a cable to the connection device
CN112299195B (en) * 2020-12-08 2024-05-28 重庆迈高电梯有限公司 Speed limiter tensioning system applicable to elevator with movable pit platform and elevator
CN113800362B (en) * 2021-10-29 2024-05-31 重庆迈高电梯有限公司 Port double-lifting elevator

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4838438A (en) * 1983-08-08 1989-06-13 Hitachi, Ltd. Crane and driving system therefor
CN2804043Y (en) * 2005-03-29 2006-08-09 大连华锐股份有限公司 Electromagnetic hanging beam crane
CN2825354Y (en) * 2005-06-09 2006-10-11 刘传军 Current collector
CN101104498A (en) * 2006-07-14 2008-01-16 上海振华港口机械(集团)股份有限公司 Electric tyre type gantry container crane using aerial slide wire
CN100486885C (en) * 2006-08-19 2009-05-13 青岛港(集团)有限公司 Power supply for tire type gantry crane

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4838438A (en) * 1983-08-08 1989-06-13 Hitachi, Ltd. Crane and driving system therefor
CN2804043Y (en) * 2005-03-29 2006-08-09 大连华锐股份有限公司 Electromagnetic hanging beam crane
CN2825354Y (en) * 2005-06-09 2006-10-11 刘传军 Current collector
CN101104498A (en) * 2006-07-14 2008-01-16 上海振华港口机械(集团)股份有限公司 Electric tyre type gantry container crane using aerial slide wire
CN100486885C (en) * 2006-08-19 2009-05-13 青岛港(集团)有限公司 Power supply for tire type gantry crane

Also Published As

Publication number Publication date
CN101549824A (en) 2009-10-07

Similar Documents

Publication Publication Date Title
CN101549824B (en) Gantry oil power transformation device with automatic current collection trolley for RTG (remote terminal generator)
CN105291087A (en) Hot-line working robot
CN201440562U (en) Contact type automatic power on device based on safe trolley line power supply
CN103660956B (en) The transportation system of coal mining
CN102255212A (en) Power automatic conversion connection system of tyre crane with double power supplies
CN211127179U (en) Automatic charging mechanism of track robot
CN200951934Y (en) Tyre type gantry crane for container using urban electricity supply
CN111959352A (en) Power receiving device for rail transit vehicle garage
CN208656133U (en) A kind of slide-contact-type electricity rail water-tight device
CN204809932U (en) A district's formula of standing facility that charges for being trolley bus charges
CN204488535U (en) A kind of pedestal can the wire thread-moving device of left and right translation
CN210706994U (en) Non-contact power supply system of automobile chassis assembly trolley
CN102510029B (en) Ground potential electrified bar cutter device changing method
CN203007358U (en) Special crystallizer trolley for electric slag furnace
CN201985415U (en) Transferring system for automatically switching power of dual supply rubber-tired crane
CN102311047A (en) Intelligent slide wire system
CN202264768U (en) Flatcar of diesel-driven generator set
CN215632991U (en) Construction power consumption voltage transformation system moving platform in tunnel
CN206091473U (en) Take power supply unit's lifting and horizontal moving formula parking equipment
CN201136737Y (en) Power-receiving system on crane of rubber-tired crane for haven containers
CN201525705U (en) Automatic power-extracting device for container yard electric tire crane insulating trolley line mobile power supply
CN203306993U (en) Hoisting track device
CN217892533U (en) Tram fortune dimension type charging device power module fast
CN201312070Y (en) Mobile micro electric station for tire crane to transform filed and cross street
CN105226559A (en) A kind of intelligent distribution line foreign bodies removal device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant