CN115320393A - Current collector lifting device - Google Patents
Current collector lifting device Download PDFInfo
- Publication number
- CN115320393A CN115320393A CN202211038865.8A CN202211038865A CN115320393A CN 115320393 A CN115320393 A CN 115320393A CN 202211038865 A CN202211038865 A CN 202211038865A CN 115320393 A CN115320393 A CN 115320393A
- Authority
- CN
- China
- Prior art keywords
- boot
- lifting
- insulating rope
- shoe
- spring
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/38—Current collectors for power supply lines of electrically-propelled vehicles for collecting current from conductor rails
- B60L5/39—Current collectors for power supply lines of electrically-propelled vehicles for collecting current from conductor rails from third rail
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/26—Rail vehicles
Abstract
The invention discloses a current collector lifting device, which comprises a shoe lifting mechanism and a shoe lifting mechanism, wherein the shoe lifting mechanism comprises a shoe lifting insulating rope component, a support plate and a support plate spring; the other end of the boot lifting insulating rope is connected with a locking hook through an end ring, and the locking hook can release the restriction of the locking hook on a sliding plate shaft of the current collector so as to enable the sliding plate of the current collector to be in contact with the power supply rail. The invention adopts the insulating rope to transmit acting force, facilitates the arrangement of the lifting device at different positions, facilitates the operation of an operator in the vehicle and improves the safety of the operator.
Description
Technical Field
The invention relates to the technical field of rail transit, in particular to a lifting device for a current collector.
Background
The current collector is also called a collector shoe, and is a device which is arranged on a railway vehicle and is used for dynamically taking electricity for the railway vehicle to meet the power requirement of the vehicle. When the current collector is used, the current collector needs to be subjected to shoe lifting and shoe lowering operations by the lifting device for current collection. Along with the continuous progress of the technology, the requirement for the safe operation of the vehicle is higher and higher, and when a fault occurs, the current receiving device not only meets the requirement of the function, but also meets the safety requirement of an operator, so that the operation of the operator is facilitated.
In the prior art, an invention patent with a publication number of CN109204003B discloses a current collector lifting shoe mechanism, which comprises a long shoe removing handle and a short shoe removing handle hinged to the long shoe removing handle, wherein the short shoe removing handle is used for being connected with a transmission rod of a current collector, and both the long shoe removing handle and the short shoe removing handle can rotate around a hinge point in a plane formed by a center line of the long shoe removing handle and a center line of the short shoe removing handle so as to push and pull the current collector to a carbon sliding block of the current collector to be in contact with or disconnected from a third rail. As shown in figure 1, the mechanism adopts a long and short boot-removing handles to realize the control of the lifting boots in the vehicle, and realizes the force transmission in a rod mechanism mode, and in this mode, the current collectors and the rod mechanisms need to be arranged at two sides of the vehicle body with relatively wide space and close to the vehicle door. Air springs, anti-rolling torsion bars, bogies and other components are arranged below a vehicle body, the space among the components is limited, a certain stroke space is needed for the rod mechanism to transfer motion, if the rod mechanism is not interfered with other components and can penetrate through different positions below the vehicle body and reach the interior of the vehicle, the control handles at different positions in the vehicle are realized, theoretically, a multi-rod mechanism is needed to realize, the multi-rod mechanism is not yet applied, and the multi-rod mechanism is very difficult to arrange in the limited space.
Disclosure of Invention
In order to solve the potential defects, the invention provides the current collector lifting device, the lifting shoe insulating rope is adopted to transmit acting force, the lifting device is conveniently arranged at different positions, the manual operation position is not limited by space, an operator can conveniently operate in a vehicle, and the safety of the operator is improved.
In order to solve the technical problems, the invention adopts the technical scheme that:
a current collector lifting device comprises a shoe lifting mechanism and a shoe lifting mechanism, wherein the shoe lifting mechanism comprises a shoe lifting insulating rope assembly, a support plate and a support plate spring, the shoe lifting mechanism comprises a shoe lifting insulating rope assembly, a lock hook and a lock hook spring, the shoe lifting insulating rope assembly comprises a shoe lifting handle, a shoe lifting insulating rope, a spring barrel and an end ring, the spring barrel penetrates through a vehicle body and is fixedly connected with the vehicle body,
the boot descending insulating rope penetrates through the spring barrel to extend out, one end of the boot descending insulating rope is connected with the boot descending handle, and the other end of the boot descending insulating rope is connected with the support plate through an end ring; one end of the support plate is hinged with an upper arm rod of the current collector, and the support plate can drive the upper arm rod to rotate so as to separate a sliding plate of the current collector from the power supply rail; one end of the support plate spring is connected with the support plate, and the other end of the support plate spring is connected with the bottom frame of the current collector; a boot descending steel pipe is sleeved on the outer side of the boot descending insulating rope and fixed through a fastening clamp, and a local steel pipe of the boot descending steel pipe is used for guiding and turning the boot descending insulating rope;
the boot lifting insulating rope penetrates through the spring cylinder to extend out, one end of the boot lifting insulating rope is connected with the boot lifting handle, and the other end of the boot lifting insulating rope is connected with the locking hook through an end ring; one end of the latch hook is hinged with the underframe of the current collector, and the rotation of the latch hook can release the restriction of the latch hook on a sliding plate shaft of the current collector so as to enable the sliding plate of the current collector to be contacted with a power supply rail; one end of the lock hook spring is connected with the lock hook, and the other end of the lock hook spring is connected with the underframe of the current collector; the outer side of the boot lifting insulating rope is sleeved with a boot lifting steel pipe, the boot lifting steel pipe is fixed through a fastening clamp, and the local steel pipe of the boot lifting steel pipe is used for guiding and turning the boot lifting insulating rope.
Therefore, when the current collector needs to be lifted, an operator pulls a lifting boot handle in a vehicle, acting force is transmitted through a lifting boot insulating rope, under the action of the lifting boot insulating rope force, a support plate connected with the lifting boot insulating rope force rotates to drive an upper arm rod to rotate so as to separate a sliding plate of the current collector from a power supply rail, and under the action of the lifting boot insulating rope force, a lock hook connected with the lock hook rotates to remove the constraint of the lock hook on a sliding plate shaft of the current collector so as to enable the sliding plate of the current collector to be contacted with the power supply rail. According to the current collector lifting device, the lifting shoe insulating rope is adopted to transmit acting force, the lifting device is convenient to arrange at different positions, the manual operation position is not limited by space, an operator can operate conveniently in a vehicle, and the safety of the operator is improved.
Further, the boot lowering insulating rope assembly further comprises a boot lowering compression spring and a bushing, the boot lifting insulating rope assembly further comprises a boot lifting compression spring and a bushing, the spring cylinder is provided with two independent cavities, and the boot lowering compression spring and the bushing are arranged in one cavity of the spring cylinder; the bushing is positioned at one end, far away from the boot lowering handle, of the spring cylinder, is fixedly connected with the boot lowering insulating rope and can move back and forth along the length direction of the boot lowering insulating rope; the boot lowering compression spring is positioned at one end, close to the boot lowering handle, of the spring cylinder, one end of the spring cylinder is connected with the spring cylinder, and the other end of the spring cylinder is connected with the bushing; the boot lifting compression spring and the bush are arranged in the other cavity of the spring cylinder, the bush is positioned at one end, far away from the boot lifting handle, of the spring cylinder, is fixedly connected with the boot lifting insulating rope and can move back and forth along the length direction of the boot lifting insulating rope; the boot lifting compression spring is positioned at one end of the spring cylinder close to the boot lifting handle, one end of the boot lifting compression spring is connected with the spring cylinder, and the other end of the boot lifting compression spring is connected with the bushing. Therefore, the lifting boot handle can be prevented from swinging, and the lifting boot insulating rope is limited to be stretched infinitely.
Furthermore, the support plate and an upper arm rod of the current collector are coaxially hinged to an upper arm rod shaft of the current collector, a groove is formed in one end port of the upper arm rod, and the support plate is installed in the groove; the supporting plate and the upper arm rod are in a clearance state and a contact state, when the supporting plate and two sides of the groove are in a clearance state, the acting force of the supporting plate cannot be transmitted to the upper arm rod, and when the supporting plate is in contact with the two sides of the groove, the acting force of the supporting plate is transmitted to the upper arm rod.
Furthermore, the boot descending insulating rope and the boot lifting insulating rope are flexible insulating ropes and have certain bending performance, mechanical performance and electrical performance.
Compared with the prior art, the invention has the beneficial effects that: according to the current collector lifting device, the current collector is driven to be in contact with and separated from a power supply rail through manual operation of the lifting device, so that a main circuit is closed and disconnected, the lifting device adopts the flexible lifting shoe insulating rope to transmit acting force, the lifting device is convenient to arrange at different positions, the manual operation position is not limited by space, an operator can conveniently operate in a vehicle, and the safety of operators is improved.
Drawings
Fig. 1 is a schematic diagram of a conventional current collector lifting shoe mechanism;
fig. 2 is a schematic diagram of a current collector lifting device and a current collector according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a current collector according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a lowering boot insulating cord assembly and a raising boot insulating cord assembly according to an embodiment of the present invention;
FIG. 5 is a schematic view of an embodiment of the present invention in a boot lowering process;
FIG. 6 is a schematic view of the connection between a support plate and an upper arm link according to an embodiment of the present invention;
FIG. 7 is an enlarged view taken at A in FIG. 6;
FIG. 8 is a schematic view of an embodiment of the present invention in a boot lifting process.
In the figure, 1, an insulating rope of a boot falls; 2. an insulating rope for lifting the boot; 3. a latch hook spring; 4. a main spring; 5. a latch hook; 6. a power supply rail; 7. a slide plate; 8. a slide plate shaft; 9. an upper arm lever; 10. a support plate spring; 11. a support plate; 12. an upper arm lever shaft; 13. a boot lowering handle; 14. a boot lifting handle; 15. a spring case; 16. a boot lowering steel pipe; 17. a boot lifting steel pipe; 18. a vehicle body; 20. a chassis; 21. an end ring; 22. a bushing; 23. a boot lowering compression spring; 24. a shoe lifting compression spring; 25. and (4) a groove.
Detailed Description
The invention is described in further detail below with reference to the figures and specific embodiments.
As shown in fig. 2 to 6, the current collector lifting device provided in this embodiment includes a shoe lowering mechanism and a shoe lifting mechanism, the shoe lowering mechanism includes a shoe lowering insulating rope assembly, a support plate 11, and a support plate spring 10, the shoe lifting mechanism includes a shoe lifting insulating rope assembly, a latch hook 5, and a latch hook spring 3, the shoe lowering insulating rope assembly includes a shoe lowering handle 13, a shoe lowering insulating rope 1, a spring cylinder 15, and an end ring 21, the shoe lifting insulating rope assembly includes a shoe lifting handle 14, a shoe lifting insulating rope 2, a spring cylinder 15, and an end ring 21, the spring cylinder 15 penetrates through a vehicle body 18 and is fixedly connected to the vehicle body 18, the shoe lowering insulating rope 1 penetrates through the spring cylinder 15, and extends out to have one end connected to the shoe lowering handle 13, and the other end is connected to the support plate 11 through the end ring 21; one end of a support plate 11 is hinged with an upper arm rod 9 of the current collector, and the rotation of the support plate 11 can drive the upper arm rod 9 to rotate so as to separate a sliding plate 7 of the current collector from a power supply rail 6; one end of the support plate spring 10 is connected with the support plate 11, and the other end is connected with the chassis 20 of the current collector; a boot descending steel pipe 16 is sleeved on the outer side of the boot descending insulating rope 1, the boot descending steel pipe 16 is fixed through a fastening clamp, and a local steel pipe of the boot descending steel pipe 16 is used for guiding and turning the boot descending insulating rope 1; the boot lifting insulating rope 2 extends out through the spring barrel 15, one end of the boot lifting insulating rope is connected with the boot lifting handle 14, and the other end of the boot lifting insulating rope is connected with the locking hook 5 through an end ring 21; one end of the lock hook 5 is hinged with the chassis 20 of the current collector, and the rotation of the lock hook 5 can release the restriction of the lock hook on the sliding plate shaft 8 of the current collector so as to enable the sliding plate 7 of the current collector to be in contact with the power supply rail 6; one end of the latch hook spring 3 is connected with the latch hook 5, and the other end is connected with the underframe 20 of the current collector; the outer side of the boot lifting insulating rope 2 is sleeved with a boot lifting steel pipe 17, the boot lifting steel pipe 17 is fixed through a fastening clamp, and a local steel pipe of the boot lifting steel pipe 17 is used for guiding and turning the boot lifting insulating rope 2.
The boot-lowering insulating rope assembly further comprises a boot-lowering compression spring 23 and a bushing 22, the boot-lifting insulating rope assembly further comprises a boot-lifting compression spring 24 and a bushing 22, the spring cylinder 15 is provided with two independent cavities, and the boot-lowering compression spring 23 and the bushing 22 are arranged in one cavity of the spring cylinder 15; the bushing 22 is positioned at one end of the spring cylinder 15 far away from the boot lowering handle 13, is fixedly connected with the boot lowering insulating rope 1, and can move back and forth along the length direction of the boot lowering insulating rope 1; the boot lowering compression spring 23 is positioned at one end of the spring cylinder 15 close to the boot lowering handle 13, one end of the spring cylinder is connected with the spring cylinder 15, and the other end of the spring cylinder is connected with the bushing 22; the lifting boot compression spring 24 and the bushing 22 are arranged in the other cavity of the spring cylinder 15, and the bushing 22 is positioned at one end of the spring cylinder 15 far away from the lifting boot handle 14, is fixedly connected with the lifting boot insulating rope 2 and can move back and forth along the length direction of the lifting boot insulating rope 2; the lifting shoe compression spring 24 is located at one end of the spring cylinder 15 close to the lifting shoe handle 14, one end is connected with the spring cylinder 15, and the other end is connected with the bushing 22. Therefore, the lifting boot handle can be prevented from swinging, and the lifting boot insulating rope is limited to be stretched infinitely.
In this embodiment, the current collector includes a main spring 4, a sliding plate 7, a sliding plate shaft 8, an upper arm rod 9, an upper arm rod shaft 12, and an underframe 20, wherein one end of the main spring 4 is connected to the underframe 20, the other end is connected to the upper arm rod 9, the sliding plate 7 is connected to the upper arm rod 9, the sliding plate shaft 8 is connected to the sliding plate 7 and the upper arm rod 9, and the upper arm rod shaft 12 is connected to the upper arm rod 9 and the underframe 20.
As shown in fig. 5 and 6, a support plate 11 and an upper arm rod 9 of the current collector are coaxially hinged on an upper arm rod shaft 12 of the current collector, a groove 25 is formed in a port at one end of the upper arm rod 9, the support plate 11 is installed in the groove 25, and a gap state and a contact state are formed between the support plate 11 and the upper arm rod 9; when gaps are formed between the support plate 11 and the two sides of the groove 25, the acting force of the support plate 11 cannot be transmitted to the upper arm rod 9; when the stay 11 is in contact with both sides of the recess 25, the force of the stay 11 is transmitted to the upper arm 9.
Specifically, the boot descending insulating rope 1 and the boot lifting insulating rope 2 are both flexible insulating ropes and have certain bending performance, mechanical performance and electrical performance.
The working process of the embodiment is as follows:
when a power failure occurs to a train in an emergency, the boot lowering handle 13 is pulled to drive the boot lowering insulating rope 1 to move upwards, the boot lowering compression spring 23 is compressed, the boot lowering insulating rope 1 moves in the boot lowering steel pipe 16, acting force is transmitted to the support plate 11, acting force of the support plate spring 10 is overcome, the support plate 11 rotates anticlockwise around the upper arm rod shaft 12, the support plate 11 and the upper arm rod 9 are changed into a contact state from a gap state, the support plate 11 rotates anticlockwise continuously, acting force of the support plate 11 is transmitted to the upper arm rod 9, acting force of the main spring 4 is overcome, the upper arm rod 9 rotates anticlockwise around the upper arm rod shaft 12, the sliding plate 7 and the sliding plate shaft 8 are driven to be separated from the power supply rail 6, power failure is achieved, the upper arm rod shaft 12 rotates anticlockwise continuously, the sliding plate shaft 8 enters the locking hook 5, at the moment, the lining 22 contacts the spring cylinder 15 to limit movement of the boot lowering insulating rope 1, and the sliding plate shaft 8 is located at a boot lowering position under the action of the locking hook 5 and the locking hook spring 3.
After the boot lowering handle 13 is released, the fulcrum plate 11 rotates clockwise under the action of the fulcrum plate spring 10, the fulcrum plate spring 10 changes from a contact state to a gap state between the fulcrum plate 11 and the upper arm rod 9, and the fulcrum plate 11 and the upper arm rod 9 recover to an initial state. The boot descending handle 13 retracts under the action of the boot descending compression spring 23 force of the boot descending insulating rope 1, and the swing of the boot descending handle 13 is avoided.
After the fault of the train is eliminated, or when the power needs to be supplied to the boot lifting, the boot lifting handle 14 is pulled to drive the boot lifting insulating rope 2 to move upwards, the boot lifting compression spring 24 is pressed, the boot lifting insulating rope 2 moves in the boot lifting steel pipe 17, the acting force is transmitted to the locking hook 5, the acting force of the locking hook spring 3 is overcome, the locking hook 5 rotates clockwise, the constraint on the sliding plate shaft 8 is removed, the upper arm rod 9 drives the upper arm rod 9 to rotate clockwise under the acting force of the main spring 4, the sliding plate 7 is contacted with the power supply rail 6, and the closing of the main circuit is realized. After the boot lifting handle 14 is loosened, the locking hook 5 rotates counterclockwise under the action of the locking hook spring 3, and the locking hook 5 returns to the initial state.
After the boot lifting handle 14 is loosened, the boot lifting handle 14 retracts under the action of the boot lifting compression spring 24 of the boot lifting insulating rope 2, and the boot lifting handle 14 is prevented from swinging.
In the running process of the train, when an abnormal condition occurs, the main circuit needs to be cut off, acting force is transmitted through the boot lowering insulating rope 1 in a manual mode, the sliding plate 7 of the current collector is driven to be separated from the power supply rail 6, and the train power failure is realized. After the fault is eliminated, acting force is transmitted through the boot lifting insulating rope 2 in a manual mode, a sliding plate 7 of the current collector is driven to be in contact with a power supply rail 6, and power supply of a train is achieved.
Because the insulating rope of lifting boot has the performance of flexibility and transmission effort, make things convenient for elevating gear to arrange in the position of difference, remove the restriction of current collector and elevating gear installation space, make things convenient for the operator to operate and equipment layout in the car, improve operating personnel's safety.
The above-described embodiments are set forth so that this disclosure will be thorough and complete, and will not be limited by any theory presented in the preceding claims, which may suggest themselves to those skilled in the art after reading this disclosure and all equivalents thereof that fall within the scope of the invention as defined in the claims appended hereto.
Claims (4)
1. A current collector lifting device is characterized by comprising a shoe lifting mechanism and a shoe lifting mechanism, wherein the shoe lifting mechanism comprises a shoe lifting insulating rope assembly, a support plate (11) and a support plate spring (10), the shoe lifting mechanism comprises a shoe lifting insulating rope assembly, a lock hook (5) and a lock hook spring (3), the shoe lifting insulating rope assembly comprises a shoe lifting handle (13), a shoe lifting insulating rope (1), a spring cylinder (15) and an end ring (21), the shoe lifting insulating rope assembly comprises a shoe lifting handle (14), a shoe lifting insulating rope (2), a spring cylinder (15) and an end ring (21), the spring cylinder (15) penetrates through a vehicle body (18) and is fixedly connected with the vehicle body (18),
the boot lowering insulating rope (1) penetrates through the spring cylinder (15) to extend out, one end of the boot lowering insulating rope is connected with the boot lowering handle (13), and the other end of the boot lowering insulating rope is connected with the support plate (11) through an end ring (21); one end of the support plate (11) is hinged with an upper arm rod (9) of the current collector, and the rotation of the support plate (11) can drive the upper arm rod (9) to rotate so as to separate a sliding plate (7) of the current collector from a power supply rail (6); one end of the support plate spring (10) is connected with the support plate (11), and the other end of the support plate spring is connected with an underframe (20) of the current collector; a boot descending steel pipe (16) is sleeved on the outer side of the boot descending insulating rope (1), the boot descending steel pipe (16) is fixed through a fastening clamp, and a local steel pipe of the boot descending steel pipe (16) is used for guiding and turning the boot descending insulating rope (1);
the boot lifting insulating rope (2) penetrates through the spring cylinder (15) to extend out, one end of the boot lifting insulating rope is connected with the boot lifting handle (14), and the other end of the boot lifting insulating rope is connected with the locking hook (5) through an end ring (21); one end of the lock hook (5) is hinged with an underframe (20) of the current collector, and the rotation of the lock hook (5) can release the restriction of the lock hook on a sliding plate shaft (8) of the current collector so as to enable a sliding plate (7) of the current collector to be in contact with a power supply rail (6); one end of the lock hook spring (3) is connected with the lock hook (5), and the other end of the lock hook spring is connected with an underframe (20) of the current collector; the outer side of the boot lifting insulating rope (2) is sleeved with a boot lifting steel pipe (17), the boot lifting steel pipe (17) is fixed through a fastening clamp, and the local steel pipe of the boot lifting steel pipe (17) is used for guiding and turning the boot lifting insulating rope (2).
2. A current collector lifting device according to claim 1, characterized in that the lifting shoe insulating rope assembly further comprises a lifting shoe compression spring (23) and a bushing (22), the lifting shoe insulating rope assembly further comprises a lifting shoe compression spring (24) and a bushing (22), the spring drum (15) has two separate cavities, the lifting shoe compression spring (23) and the bushing (22) are arranged in one cavity of the spring drum (15); the bushing (22) is positioned at one end, far away from the boot lowering handle (13), of the spring cylinder (15), is fixedly connected with the boot lowering insulating rope (1), and can move back and forth along the length direction of the boot lowering insulating rope (1); the boot lowering compression spring (23) is positioned at one end, close to the boot lowering handle (13), of the spring cylinder (15), one end of the boot lowering compression spring is connected with the spring cylinder (15), and the other end of the boot lowering compression spring is connected with the bushing (22); the lifting boot compression spring (24) and the bushing (22) are arranged in the other cavity of the spring cylinder (15), and the bushing (22) is located at one end, far away from the lifting boot handle (14), of the spring cylinder (15), is fixedly connected with the lifting boot insulating rope (2), and can move back and forth along the length direction of the lifting boot insulating rope (2); the boot lifting compression spring (24) is located at one end, close to the boot lifting handle (14), of the spring barrel (15), one end of the boot lifting compression spring is connected with the spring barrel (15), and the other end of the boot lifting compression spring is connected with the bushing (22).
3. The current collector lifting device according to claim 1, wherein the support plate (11) and the upper arm rod (9) of the current collector are coaxially hinged on an upper arm rod shaft (12) of the current collector, a groove (25) is formed in one end port of the upper arm rod (9), and the support plate (11) is installed in the groove (25); a gap state and a contact state are formed between the support plate (11) and the upper arm rod (9), when the support plate (11) and two sides of the groove (25) are provided with gaps, the acting force of the support plate (11) cannot be transmitted to the upper arm rod (9), and when the support plate (11) is in contact with two sides of the groove (25), the acting force of the support plate (11) is transmitted to the upper arm rod (9).
4. A current collector lifting device according to claim 1, characterized in that the lifting shoe insulating rope (1) and the lifting shoe insulating rope (2) are both flexible insulating ropes.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211038865.8A CN115320393A (en) | 2022-08-29 | 2022-08-29 | Current collector lifting device |
| PCT/CN2022/135282 WO2024045380A1 (en) | 2022-08-29 | 2022-11-30 | Current collector shoe lifting and descending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211038865.8A CN115320393A (en) | 2022-08-29 | 2022-08-29 | Current collector lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115320393A true CN115320393A (en) | 2022-11-11 |
Family
ID=83928536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211038865.8A Pending CN115320393A (en) | 2022-08-29 | 2022-08-29 | Current collector lifting device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115320393A (en) |
| WO (1) | WO2024045380A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024045380A1 (en) * | 2022-08-29 | 2024-03-07 | 中车株洲电力机车有限公司 | Current collector shoe lifting and descending device |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5995702U (en) * | 1982-12-16 | 1984-06-29 | 東洋電機製造株式会社 | Pantograph folding lock device |
| CN1295096C (en) * | 2005-01-31 | 2007-01-17 | 中国北车集团永济电机厂 | Pantagraph current collector with three guider flee |
| CN102431459B (en) * | 2011-12-01 | 2014-04-16 | 南车株洲电力机车有限公司 | Current collector with device capable of breaking away from third rail |
| JP2015012744A (en) * | 2013-07-01 | 2015-01-19 | 東洋電機製造株式会社 | Pantograph for railway vehicle |
| US9937799B2 (en) * | 2015-10-23 | 2018-04-10 | Caterpillar Inc. | Pantograph down stop for trolley |
| CN107054098A (en) * | 2017-06-06 | 2017-08-18 | 中车株洲电力机车有限公司 | A kind of pantagraph current collector lowering or hoisting gear |
| CN208263984U (en) * | 2018-05-10 | 2018-12-21 | 中车株洲电力机车有限公司 | A kind of pantagraph current collector |
| CN215944311U (en) * | 2021-06-07 | 2022-03-04 | 玉溪大红山矿业有限公司 | Pantograph locking device for pantograph of unmanned electric locomotive |
| CN115320393A (en) * | 2022-08-29 | 2022-11-11 | 中车株洲电力机车有限公司 | Current collector lifting device |
-
2022
- 2022-08-29 CN CN202211038865.8A patent/CN115320393A/en active Pending
- 2022-11-30 WO PCT/CN2022/135282 patent/WO2024045380A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024045380A1 (en) * | 2022-08-29 | 2024-03-07 | 中车株洲电力机车有限公司 | Current collector shoe lifting and descending device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024045380A1 (en) | 2024-03-07 |
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