CN219677736U - Power supply sliding contact line current collecting device of electric power toothed rail vehicle - Google Patents
Power supply sliding contact line current collecting device of electric power toothed rail vehicle Download PDFInfo
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- CN219677736U CN219677736U CN202320505150.2U CN202320505150U CN219677736U CN 219677736 U CN219677736 U CN 219677736U CN 202320505150 U CN202320505150 U CN 202320505150U CN 219677736 U CN219677736 U CN 219677736U
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- 230000003137 locomotive effect Effects 0.000 abstract description 12
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- 230000007547 defect Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000002457 bidirectional effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model provides a power supply trolley wire collector device of an electric power toothed rail vehicle, which comprises a collector box, a power taking block, a first quadrilateral mechanism, a second quadrilateral mechanism, a spring, a first mounting seat and a second mounting seat; be equipped with 4 independent movable get electric piece in the collector box, the one end of first quadrilateral mechanism and the one end of second quadrilateral mechanism are connected with the collector box respectively, and the other end of first quadrilateral mechanism and the other end of second quadrilateral mechanism are connected with the mount pad respectively for the collector has the multidimensional degree of freedom, when guaranteeing that the collector piece follows the vehicle walking, can keep following along the shape of wiping line, in order to adapt to the construction error when the wiping line is laid. The force of the spring presses the collector block against the trolley wire to maintain good contact. The utility model simultaneously satisfies the two-way operation of the three-phase four-wire system current collector. The current collector of the toothed rail vehicle can be completely placed under the chassis at one side of the locomotive, so that the defects in the traditional technology are overcome; saving more space.
Description
Technical Field
The utility model relates to the technical field of rail car power supply devices, in particular to a power supply trolley wire collector device of an electric power toothed rail car.
Background
The rack rail train has started mountain traffic and scenic spot tour sightseeing trains going to the ground from transportation for underground mining equipment as a traction locomotive with a large climbing capacity. With increasing importance of environmental protection, the configuration of the engine is gradually developed from a conventional diesel engine to an electric motor, and the electric power supply of the electric motor has two types of new energy vehicle-mounted batteries and external power supply. As a traction locomotive running on a mountain, the requirement on power is high naturally, so that an external power supply mode of a trolley wire is commonly adopted for a rack locomotive. The trolley line is powered by installing a special electricity taking device (called a collector) at a corresponding position on the power locomotive, and connecting the electricity on the power supply network to the moving power (traction) locomotive by keeping the device in close contact with the trolley line rail for sliding.
As shown in fig. 1 and 2, two views of a sightseeing rack rail small locomotive are shown. Is the current state of the art for current collectors used on rack trucks. It can be seen that the space is smaller due to the lower chassis. For a trolley line rail powered by a three-phase four-wire system, 4 current collectors are required to be powered, and in the prior art, 1 movable phase arms (4 in total) are usually required to be respectively equipped for supporting the trolley line rail, meanwhile, in order to meet the requirement of bidirectional travelling, two current collectors are required to be equipped in two directions, and two sets of current collectors are manually switched to jointly form the three-phase four-wire system, so that the bidirectional operation trolley line current collecting device is suitable for the position and the dimensional error of a trolley line in actual construction, and the close contact and sliding smoothness of a power taking block and the trolley line rail are always kept. Therefore, the current collector device tends to have a relatively large structure and needs to be protruded out of the vehicle body. Thus, the width of the roadbed is occupied, the land occupation and the construction amount are increased, the roadbed is exposed outside the vehicle body, and the risk is increased.
Disclosure of Invention
The object of the present utility model is to solve at least one of the technical drawbacks.
Therefore, an object of the present utility model is to provide a power supply trolley wire collector device for an electric railcar, so as to solve the problems mentioned in the background art and overcome the defects existing in the prior art. A compact integrated structure is adopted, and simultaneously, a three-phase four-wire system current collecting device capable of running bidirectionally is satisfied. The current collector of the toothed rail car can be completely placed under the chassis at one side of the locomotive, and the defects in the traditional technology are overcome.
In order to achieve the above purpose, the utility model provides a power supply trolley wire collector device of an electric power toothed rail vehicle, which comprises a collector box, a power taking block, a first quadrilateral mechanism, a second quadrilateral mechanism, a spring, a first mounting seat and a second mounting seat; the current collector box is internally provided with a power taking block, one end of the first quadrilateral mechanism and one end of the second quadrilateral mechanism are respectively connected with the current collector box, the other end of the first quadrilateral mechanism and the other end of the second quadrilateral mechanism are respectively connected with the mounting seat, and the spring is used for pressing the current collecting block on the sliding contact line to keep contact.
The first shaft rod penetrates through the current collector box and the electricity taking block; one end of the first quadrilateral mechanism is connected with one end of the first shaft rod, and the second quadrilateral mechanism is connected with the other end of the first shaft rod.
Preferably, the first quadrilateral mechanism includes a first link, a second link, a third link, a fourth link, a second shaft, a third shaft, a fourth shaft, and a fifth shaft; one end of the first connecting rod is connected with one end of the first shaft rod, the other end of the first connecting rod is connected with one end of the second connecting rod through the second shaft rod, the other end of the second connecting rod is connected with the first mounting seat through the third shaft rod, one end of the third connecting rod is connected with one end of the first shaft rod, the other end of the third shaft rod is connected with one end of the fourth connecting rod through the fourth shaft rod, and the other end of the fourth connecting rod is connected with the first mounting seat through the fifth shaft rod.
In any one of the above aspects, preferably, the second quadrilateral mechanism includes a fifth link, a sixth link, a seventh link, and an eighth link; one end of a fifth connecting rod is connected with one end of a first shaft rod, the other end of the fifth connecting rod is connected with one end of a sixth connecting rod through a second shaft rod, the other end of the sixth connecting rod is connected with a second mounting seat through a third shaft rod, one end of a seventh connecting rod is connected with one end of the first shaft rod, the other end of the seventh connecting rod is connected with one end of an eighth connecting rod through a fourth shaft rod, and the other end of the eighth connecting rod is connected with a second mounting seat through the fifth shaft rod.
In any of the above schemes, preferably, a round hole is provided at the bottom of the collector box, a vertical rotating shaft is provided at the bottom of the collector block, the vertical rotating shaft is inserted into the round hole, and a gap is left between the vertical rotating shaft and the round hole.
In any of the above schemes, preferably, the power taking block is provided with a through hole, the first connecting rod penetrates through the through hole, and a gap is reserved between the first connecting rod and the through hole.
In any of the above schemes, preferably, a bracket is arranged between the first mounting seat and the second mounting seat, one end of the spring is propped against the bracket, and the other end of the spring is propped against the bottom of the current collector box.
In any of the above embodiments, preferably, one end of the spring is connected to the second shaft, and the other end of the spring is connected to the fourth shaft.
In any of the above embodiments, it is preferable that the current collector case has a U-shaped structure.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. the utility model discloses a power supply trolley line current collecting device of an electric power toothed rail vehicle, which comprises two quadrilateral mechanisms, is matched with the structural design of a spring, can well support a current collector box, has a compact structure, does not need to switch the direction of the current collecting device when the rail vehicle is switched, and effectively solves the problems that the current collector device in the prior art is huge in structure, occupies too much roadbed width, needs manual operation when in bidirectional switching, and increases artificial risks due to exposure outside a vehicle body.
2. According to the power supply trolley line collector device for the electric power toothed rail vehicle, the power taking block is arranged in the first shaft lever and the current collector box, and certain gaps are respectively kept between the power taking block and the first shaft lever and the current collector box, so that the power taking block can have certain degree of freedom, and the problems of clamping and the like between the power taking block and the trolley line are avoided.
3. The power supply trolley wire collector device of the electric power toothed rail vehicle is simple in structure, safer and more reliable to use and lower in cost.
4. The electricity collecting device of the electricity supply trolley wire of the electric toothed rail vehicle (electric locomotive for short) has multidimensional freedom, can be flexibly adapted to the trolley wire and has a compact structure. The method is suitable for errors of the sliding contact line in construction, reduces the occupied width of the roadbed, and increases safety. The current collector overcomes the problems that the current collector in the prior art is troublesome and unsafe because of the huge structure, and two sets of current collectors are needed to be manually switched.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a prior art trolley wire collector for bi-directional travel.
Fig. 2 is a schematic view of a prior art trolley wire collector mounted on a rail car chassis for bi-directional travel.
Fig. 3 is a front view of a power rail car powered trolley wire collector mated with a trolley wire in accordance with a first embodiment of the present utility model.
Fig. 4 is a left side cross-sectional view of a power rail car powered trolley wire collector mated with a trolley wire in accordance with a first embodiment of the present utility model.
Fig. 5 is a top view of a power trolley wire collector in accordance with a first embodiment of the present utility model.
Fig. 6 is a schematic structural view of a power supply trolley line collector device for an electric railcar mounted on a railcar chassis according to a first embodiment of the utility model.
Fig. 7 is a front view of a power rail car powered trolley wire collector mated with a trolley wire in accordance with a second embodiment of the present utility model.
Fig. 8 is a left side cross-sectional view of a power rail car powered trolley wire collector mated with a trolley wire in accordance with a second embodiment of the present utility model.
Fig. 9 is a schematic structural view of a power supply trolley line collector device for an electric railcar mounted on a railcar chassis according to a second embodiment of the utility model.
Wherein: 1-a collector box; 2-taking a power block; 3-a first quadrilateral mechanism; 4-a second quadrilateral mechanism; 5-a spring; 6-a first mounting seat; 7-a second mounting seat; 8-a first shaft; 9-a first link; 10-a second link; 11-a third link; 12-fourth link; 13-a second shaft; 14-a third shaft; 15-fourth shaft; 16-a fifth shaft; 17-round holes; 18-vertical rotation shaft; 19-a bracket; 20-trolley line.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 3 to 6, a power supply trolley line collector device for an electric power toothed rail vehicle according to an embodiment of the present utility model includes a collector box 1, a power taking block 2, a first quadrilateral mechanism 3, a second quadrilateral mechanism 4, a spring 5, a first mounting seat 6 and a second mounting seat 7; the current collector box is internally provided with a power taking block 2, one end of the first quadrilateral mechanism 3 and one end of the second quadrilateral mechanism 4 are respectively connected with the current collector box, the other end of the first quadrilateral mechanism 3 and the other end of the second quadrilateral mechanism 4 are respectively connected with the mounting seat, and the spring 5 is used for pressing the current collecting block on the sliding contact line 20 to keep contact.
The embodiment of the utility model is a compact integrated structure, 4 power taking blocks 2 are movably integrated together through one current collector box, and a certain degree of freedom is kept for each power taking block. The two quadrilateral mechanisms are matched with the springs 5, so that the power taking block 2 can be freely stretched, and the symmetrical use in the forward and reverse directions can be realized. The collector block is pressed tightly into the track of the trolley line 20 by a spring 5 attached to the quadrilateral mechanism, maintaining a tight contact.
The power supply trolley line current collecting device of the electric power toothed rail vehicle comprises two quadrilateral mechanisms, and is matched with the structural design of the springs 5, so that a current collecting box can be well supported, the structure is compact, the current collecting device does not need to be subjected to direction conversion when the rail vehicle is switched in direction, and the problems that the current collecting device in the prior art is huge in structure, excessive in roadbed width, manual operation is needed during bidirectional switching, and the like are solved due to the fact that the current collecting device is exposed outside a vehicle body. The first quadrilateral mechanism 3 and the second quadrilateral mechanism 4 are each rigidly mounted on a mount which is connected to a respective location of the locomotive such that the current collector arrangement moves with the locomotive.
Further, the electric power collector also comprises a first shaft lever 8, wherein the first shaft lever 8 penetrates through the current collector box and the power taking block 2; one end of the first quadrilateral mechanism 3 is connected with one end of the first shaft lever 8, and the second quadrilateral mechanism 4 is connected with the other end of the first shaft lever 8. The first shaft 8 penetrates through the current collector box, a part of the first shaft extends out of two ends of the current collector box, and two quadrilateral mechanisms are respectively arranged at the extending out parts of two ends of the first shaft 8, so that the current collector box is supported.
Optionally, the first quadrilateral mechanism 3 includes a first link 9, a second link 10, a third link 11, a fourth link 12, a second shaft 13, a third shaft 14, a fourth shaft 15 and a fifth shaft 16; one end of the first connecting rod 9 is connected with one end of the first shaft rod 8, the other end of the first connecting rod 9 is connected with one end of the second connecting rod 10 through the second shaft rod 13, the other end of the second connecting rod 10 is connected with the first mounting seat 6 through the third shaft rod 14, one end of the third connecting rod 11 is connected with one end of the first shaft rod 8, the other end of the third shaft rod 14 is connected with one end of the fourth connecting rod 12 through the fourth shaft rod 15, and the other end of the fourth connecting rod 12 is connected with the first mounting seat 6 through the fifth shaft rod 16.
Further, the second quadrilateral mechanism 4 includes a fifth link, a sixth link, a seventh link, and an eighth link; one end of a fifth connecting rod is connected with one end of a first shaft rod 8, the other end of the fifth connecting rod is connected with one end of a sixth connecting rod through a second shaft rod 13, the other end of the sixth connecting rod is connected with a second mounting seat 7 through a third shaft rod 14, one end of a seventh connecting rod is connected with one end of the first shaft rod 8, the other end of the seventh connecting rod is connected with one end of an eighth connecting rod through a fourth shaft rod 15, and the other end of the eighth connecting rod is connected with the second mounting seat 7 through a fifth shaft rod 16.
One end of the third shaft lever 14 and one end of the fifth shaft lever 16 are respectively connected with the first mounting seat 6, the other end of the third shaft lever 14 and the other end of the fifth shaft lever 16 are respectively connected with the second mounting seat 7, and the first mounting seat 6 and the second mounting seat 7 are connected with the chassis of the rail car through the bracket 19. The connection between the connecting rods and the shaft rods is respectively in movable connection, the connecting rods are sleeved on the shaft rods, the second shaft rod 13, the third shaft rod 14, the fourth shaft rod 15 and the fifth shaft rod 16 are respectively equal to the first shaft rod 8 in length, thus one end of the first connecting rod 9 and one end of the third connecting rod 11 are arranged at one end of the first shaft rod 8, one end of the fourth connecting rod 12 and one end of the fifth connecting rod are arranged at the other end of the first shaft rod 8, one end of the first connecting rod 9 and one end of the second connecting rod 10 are connected at one end of the second shaft rod 13, one end of the fourth connecting rod 12 and one end of the fifth connecting rod are connected at the other end of the second shaft rod 13, the other end of the second connecting rod 10 is connected at one end of the third shaft rod 14, and the other end of the fifth connecting rod is connected at the other end of the third shaft rod 14. The other end of the third connecting rod 11 and one end of the fourth connecting rod 12 are connected to one end of the fourth shaft lever 15, the other end of the sixth connecting rod and one end of the seventh connecting rod are connected to the other end of the fourth shaft lever 15, the other end of the fourth connecting rod 12 is connected to one end of the fifth shaft lever 16, and the other end of the eighth connecting rod is connected to the other end of the fifth shaft lever 16.
Optionally, a round hole 17 is formed in the bottom of the collector box, a vertical rotating shaft 18 is arranged at the bottom of the collector block, the vertical rotating shaft 18 is inserted into the round hole 17, and a gap is reserved between the vertical rotating shaft 18 and the round hole 17. The collector block is kept in a certain degree of freedom in the collector box. Therefore, the electricity taking block has certain flexibility and freedom in the current collector box, and can be well adapted to the sliding contact line.
Further, a through hole is formed in the electricity taking block 2, the first connecting rod 9 penetrates through the through hole, and a gap is reserved between the first connecting rod 9 and the through hole. Therefore, the electricity taking block has certain flexibility and freedom between the current collector box and the first connecting rod, and can be well adapted to the sliding contact line. The electricity taking block with multiple degrees of freedom can be better adapted to the sliding contact line,
the collector box is in a U-shaped structure, the bottom of the collector box is provided with 4 round holes 17, two sides of the collector box are respectively provided with a shaft rod hole capable of penetrating, and the bottom of the electricity taking block 2 is provided with a vertical rotating shaft 18. And 4 round holes 17 at the bottom of the current collector box are respectively used for installing the rotating shafts of 4 power taking blocks 2. And a certain gap is reserved between the rotating shaft and the round hole 17, so that the power taking block 2 is ensured to have a certain degree of freedom of rotation and swing. The front of the electricity taking block 2 is provided with a round hole 17, 4 electricity taking blocks 2 are coaxially arranged on holes on two sides of the current collector box through the first shaft rod 8, a certain gap is reserved, and the electricity taking block 2 is ensured to have certain movement and swinging degrees of freedom.
The 4 power taking blocks 2 are movably integrated together through one current collector box, and each power taking block has a certain degree of freedom so as to movably adapt to the position and the size error of the sliding contact line 20 in actual construction, and the close contact and sliding smoothness of the power taking blocks 2 and the sliding contact line 20 are kept all the time. The power taking block 2 can be freely stretched through the two quadrilateral mechanisms, and the forward and reverse symmetrical use can be realized, so that the manual operation is avoided. The collector block is pressed tightly into the track of the trolley line 20 by a spring 5 attached to the quadrilateral mechanism, maintaining a tight contact.
Specifically, as the first embodiment of the present utility model, the difference from the above-described first embodiment is that one end of the spring 5 is connected to the second shaft lever 13, and the other end of the spring 5 is connected to the fourth shaft lever 15. The number of the springs 5 can be multiple, the springs 5 stretch the distance between the second shaft rod 13 and the fourth shaft rod 15 through stretching force, and then the electricity taking blocks 2 in the two quadrilateral mechanism current collector boxes are pressed on the sliding contact line.
Specifically, as shown in fig. 7 to 9, as a second embodiment of the present utility model, one end of the spring 5 abuts on the bracket 19 between the first mount 6 and the second mount 7, and the other end of the spring 5 abuts on the bottom of the collector box. The number of the springs 5 may be plural. At this time, the spring 5 applies elastic force in the vertical direction, so that the electricity taking block 2 in the current collector box is pressed against the sliding contact line.
The utility model relates to a power supply trolley wire collector device of an electric power toothed rail vehicle, which has the following working principle: the first installation seat and the second installation are installed on one side of the rail car through a support frame or a support device, and the first quadrilateral mechanism and the second quadrilateral mechanism are matched with springs to press the electricity taking block in the current collector box on the sliding contact line for electricity taking. Therefore, when the running direction of the rail car is changed, electricity can be directly taken out for use, and the current collector box does not need to be operated manually.
In the prior art, if the electricity taking block has no degree of freedom, when the sizes of the sliding contact wires are inconsistent due to construction errors, the electricity taking block and the sliding contact wires are easy to be blocked, damage or separation is easy to occur, and poor contact can also occur. The electricity collecting block of the electricity supply trolley wire collector for the electric toothed rail vehicle has multidimensional freedom, certain flexibility and freedom, and can be well adapted to the trolley wire and is in contact with the trolley wire more tightly and safely.
The utility model adopts a compact integrated structure and simultaneously satisfies the two-way operation of the three-phase four-wire system current collector. The current collector of the toothed rail car can be completely placed under the chassis at one side of the locomotive, and the defects in the traditional technology are overcome. The main solution is as follows: the current collector device in the prior art has the problems that the structure is huge, the roadbed width is excessively occupied, manual operation is needed during bidirectional switching, and the manual risk is increased due to the fact that the current collector device is exposed outside a car body.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It will be readily understood by those skilled in the art that the present utility model, including any combination of parts described in the summary and detailed description of the utility model above and shown in the drawings, is limited in scope and does not constitute a complete description of the various aspects of these combinations for the sake of brevity. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. The power supply trolley line collector device of the electric power toothed rail vehicle is characterized by comprising a collector box, a power taking block, a first quadrilateral mechanism, a second quadrilateral mechanism, a spring, a first mounting seat and a second mounting seat; the utility model discloses a power take-off device, including the collector box, the collector box is equipped with in the collector box get the electricity piece, the one end of first quadrilateral mechanism with the one end of second quadrilateral mechanism respectively with the collector box is connected, the other end of first quadrilateral mechanism with the other end of second quadrilateral mechanism respectively with the mount pad is connected, the spring is in order to realize will get the electricity piece is pressed and is kept contact on the wiping line.
2. The power supply trolley line collector apparatus of claim 1, further comprising a first shaft extending through the collector box and the power block; one end of the first quadrilateral mechanism is connected with one end of the first shaft rod, and the second quadrilateral mechanism is connected with the other end of the first shaft rod.
3. The electric railcar powered trolley line collector apparatus of claim 2 wherein said first quadrilateral mechanism comprises a first link, a second link, a third link, a fourth link, a second shaft, a third shaft, a fourth shaft, and a fifth shaft; one end of the first connecting rod is connected with one end of the first shaft rod, the other end of the first connecting rod is connected with one end of the second connecting rod through the second shaft rod, the other end of the second connecting rod is connected with the first mounting seat through the third shaft rod, one end of the third connecting rod is connected with one end of the first shaft rod, the other end of the third shaft rod is connected with one end of the fourth connecting rod through the fourth shaft rod, and the other end of the fourth connecting rod is connected with the first mounting seat through the fifth shaft rod.
4. The electric railcar powered trolley line collector apparatus according to claim 3 wherein said second quadrilateral mechanism includes fifth, sixth, seventh and eighth links; one end of a fifth connecting rod is connected with one end of the first shaft rod, the other end of the fifth connecting rod is connected with one end of a sixth connecting rod through the second shaft rod, the other end of the sixth connecting rod is connected with the second mounting seat through the third shaft rod, one end of a seventh connecting rod is connected with one end of the first shaft rod, the other end of the seventh connecting rod is connected with one end of an eighth connecting rod through the fourth shaft rod, and the other end of the eighth connecting rod is connected with the second mounting seat through the fifth shaft rod.
5. The electricity supply trolley line collector device of claim 1, wherein a round hole is formed in the bottom of the collector box, a vertical rotating shaft is arranged at the bottom of the electricity taking block, the vertical rotating shaft is inserted into the round hole, and a gap is reserved between the vertical rotating shaft and the round hole.
6. The power supply trolley line collector device of claim 3, wherein the power taking block is provided with a through hole, the first connecting rod penetrates through the through hole, and a gap is reserved between the first connecting rod and the through hole.
7. The power supply trolley line collector device of claim 1, wherein a bracket is arranged between the first mounting seat and the second mounting seat, one end of the spring is propped against the bracket, and the other end of the spring is propped against the bottom of the collector box.
8. A power railcar powered trolley line collector apparatus in accordance with claim 3 wherein one end of said spring is connected to said second shaft and the other end of said spring is connected to said fourth shaft.
9. The power supply trolley line collector as claimed in claim 1, wherein the collector box has a U-shaped configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320505150.2U CN219677736U (en) | 2023-03-16 | 2023-03-16 | Power supply sliding contact line current collecting device of electric power toothed rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320505150.2U CN219677736U (en) | 2023-03-16 | 2023-03-16 | Power supply sliding contact line current collecting device of electric power toothed rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219677736U true CN219677736U (en) | 2023-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320505150.2U Active CN219677736U (en) | 2023-03-16 | 2023-03-16 | Power supply sliding contact line current collecting device of electric power toothed rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219677736U (en) |
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2023
- 2023-03-16 CN CN202320505150.2U patent/CN219677736U/en active Active
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