CN211995171U - Control device for protecting net insulation section of trolley bus line - Google Patents
Control device for protecting net insulation section of trolley bus line Download PDFInfo
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- CN211995171U CN211995171U CN202020223955.4U CN202020223955U CN211995171U CN 211995171 U CN211995171 U CN 211995171U CN 202020223955 U CN202020223955 U CN 202020223955U CN 211995171 U CN211995171 U CN 211995171U
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Abstract
The utility model discloses a protection trolley-bus net insulation section's controlling means, including setting up GPS module, vehicle control unit and isolation transformer on the trolley-bus automobile body, the GPS module is used for fixing a position the trolley-bus that traveles on the trolley-bus net, the GPS module is connected with vehicle control unit, isolation transformer's output and trolley-bus driving system are connected, isolation transformer's input is connected with the trolley-bus net through the first switch of relay, and isolation transformer's input is connected with power battery through the second switch of relay, the control end and the vehicle control unit of relay are connected. The utility model discloses technical scheme is through with wireless data terminal and vehicle control unit, isolation transformer and whole car driving system complex electrical system, and whole car gauze electrical system can be quick cuts off plays fine protection effect to city trolley-bus gauze insulating segment.
Description
Technical Field
The utility model relates to a protection trolley-bus gauze insulation section's controlling means belongs to two source trolley-bus power technical field.
Background
In recent years, the double-source trolley bus gradually enters the market by virtue of the advantages of small pollution, high safety, good dynamic property and reliability, long journey duration, large bearing capacity, high urban wire net erection selectivity and the like.
The power supply network of the trolley bus is divided into a plurality of operation sections, each operation section consists of a power supply section capable of supplying power and an insulation section adjacent to the power supply section and incapable of supplying power, namely, any two adjacent network sections have insulation sections.
However, in the operation process of the double-source trolley bus, when the insulation section is over-insulated, a driver is required to remember the position of each insulation section, and a series of complicated operations are carried out, and if operation errors occur, the situation that the insulation section is ignited and burnt out when the insulation section is over-insulated often occurs. Thus, a large number of insulation sections can be replaced by the public every year, and the operation cost is increased; and the burning out of the insulation section is a hidden danger in the development process of the double-source trolley bus, and can affect the safety of the trolley wire net and the normal operation of the double-source trolley bus.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a two kinds of protection trolley bus gauze insulation section's controlling means can get into insulation section protection area time at the vehicle, and control isolation transformer stops to get the electricity from the gauze, and the whole car power supply of simultaneous control is provided by power battery completely.
The utility model provides a technical scheme that its technical problem adopted is:
on the one hand, the embodiment of the utility model provides a pair of protection trolley-bus net insulation section's controlling means, including setting up GPS module, vehicle control unit and isolation transformer on the trolley-bus automobile body, the GPS module is used for fixing a position the trolley-bus that traveles on the trolley-bus net, the GPS module is connected with vehicle control unit, isolation transformer's output and trolley-bus driving system are connected, isolation transformer's input is connected with the trolley-bus net through the first switch of relay, and isolation transformer's input is connected with power battery through the second switch of relay, the control end and the vehicle control unit of relay are connected.
As a possible implementation manner of this embodiment, the first switch of the relay is a normally closed switch, and the second switch is a normally open switch.
As a possible implementation manner of this embodiment, two ends of the insulated section of the wire mesh of the trolley bus are provided with insulated section protection areas.
As a possible implementation manner of this embodiment, the vehicle controller determines whether the trolley bus passes through the insulation section according to the positioning information of the GPS module, and when the trolley bus enters the insulation section protection area, the vehicle controller controls the isolation transformer to stop power supply from the network of the trolley bus, and controls the power supply of the vehicle to be completely provided by the power battery.
On the other hand, the embodiment of the utility model provides a pair of protection trolley-bus net insulation section's controlling means, including insulation section positioner, wireless data terminal, vehicle control unit and isolation transformer, insulation section positioner sets up in the trolley-bus net insulation section both ends outside, wireless data terminal is connected with insulation section positioner and vehicle control unit respectively, isolation transformer's output and trolley-bus driving system are connected, isolation transformer's input is connected with the trolley-bus net through the first switch of relay, and isolation transformer's input is connected with power battery through the second switch of relay, the control end and the vehicle control unit of relay are connected.
As a possible implementation manner of this embodiment, the first switch of the relay is a normally closed switch, and the second switch is a normally open switch.
As a possible implementation manner of this embodiment, the wireless data terminal, the vehicle control unit, and the isolation transformer are disposed on a trolley bus body.
As a possible implementation manner of this embodiment, two ends of the insulated section of the trolley bus line network are provided with insulated section protection areas, and the insulated section positioning device is disposed in the insulated section protection areas.
As a possible implementation manner of this embodiment, the insulating section positioning device includes a front section positioning device and a rear section positioning device, and the front section positioning device and the rear section positioning device are arranged in pairs outside two ends of the insulating section of the trolley bus line network.
As a possible implementation manner of this embodiment, the insulating section positioning device includes an encoder and a wireless transmission module, the encoder is connected to the wireless transmission module, and the wireless transmission module is connected to the wireless data terminal in a wireless communication manner.
The utility model discloses technical scheme beneficial effect that can have as follows:
to current two source trolley-bus when crossing the insulation section, appear striking sparks, puncture the joint edge section, lead to the problem of the frequent damage of insulation section, the utility model discloses technical scheme through with wireless data terminal and vehicle control unit, isolation transformer and whole car driving system complex electrical system, whole car gauze electrical system of cutting off that can be quick plays fine protection effect to city trolley-bus gauze insulation section.
The utility model discloses a GPS module/wireless data terminal cooperates with vehicle control unit, combines together gauze insulation section position and whole car position, forms one set of perfect protection system, plays effective protection to trolley bus gauze, has effectively avoided the burnout of gauze insulation section, greatly reduced bus company's operation cost; the vehicle controller is used for controlling the vehicle in the over-insulation section, so that the driver does not need to perform any operation, the operation of the driver is reduced, and the fatigue of the driver is reduced; meanwhile, the damage of the wire net and the whole vehicle caused by misoperation of a driver is effectively avoided; the electric structure is reasonably optimized by the vehicle controller, the power battery is completely used for supplying power when the vehicle passes through the insulating section area, the wire mesh power supply system is started after the vehicle passes through the insulating section area, the wire mesh power supply system and the power battery power supply system are coordinated for use, power interruption is prevented, and the use benefit is maximized.
Description of the drawings:
fig. 1 is a block diagram of a control device for protecting the insulated section of a trolley bus line network according to an exemplary embodiment;
in fig. 1: 1-a trolley bus, 2-a wire mesh insulation section, 3-a wire mesh insulation section protection area, 4-a wireless data terminal, 5-a whole vehicle controller and 6-an isolation transformer;
FIG. 2 is a block diagram of a control device for protecting the isolated sections of a wire grid of a trolley bus according to another exemplary embodiment;
FIG. 3 is a functional block diagram of a control device for protecting a net insulation section of a trolley bus line according to an exemplary embodiment;
in fig. 2 and 3: the system comprises a 0-wire net insulation section, a 1-trolley bus, a 2-insulation section positioning device, a 3-wire net insulation section protection area, a 4-wireless data terminal, a 5-vehicle controller and a 6-isolation transformer.
Detailed Description
The invention will be further explained with reference to the following embodiments and drawings:
in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and processes are omitted so as to not unnecessarily limit the invention.
Example 1
As shown in fig. 1, the embodiment of the utility model provides a pair of protection trolley-bus net insulation section's controlling means, including setting up GPS module 4, vehicle control unit 5 and isolation transformer 6 on the 1 body of trolley-bus car, GPS module 1 is used for fixing a position the trolley-bus that traveles on the trolley-bus net, GPS module 4 is connected with vehicle control unit 5, isolation transformer 6's output and trolley-bus driving system are connected, isolation transformer's input is connected with the trolley-bus net through the first switch of relay, and isolation transformer's input is connected with power battery through the second switch of relay, the control end and the vehicle control unit of relay are connected.
As a possible implementation manner of this embodiment, the first switch of the relay is a normally closed switch, and the second switch is a normally open switch.
As a possible implementation manner of this embodiment, the two ends of the insulation section 2 of the trolley bus line network are provided with insulation section protection areas 3.
As a possible implementation manner of this embodiment, the vehicle control unit 5 determines whether the trolley bus 1 passes through the insulation section 2 according to the positioning information of the GPS module 2, and when the trolley bus 1 enters the insulation section protection area 3, the vehicle control unit 5 controls the isolation transformer 6 to stop taking power from the trolley bus network, and controls the power supply of the whole vehicle to be completely provided by the power battery.
The utility model discloses set up insulating section protection zone to insulating section. The vehicle control unit sets a rectangular area with the longitude and latitude of a certain value for each insulation section according to the positioning coordinate of each insulation section positioning device, comprehensively considering the positioning error, the data transmission rate and the response time of the processor, and the rectangular area is called as an insulation section protection area.
And the vehicle control unit enters an insulation section protection mode. The GPS module sends the positioning information of the whole vehicle to the whole vehicle controller, and the whole vehicle controller can receive and judge the positioning information of the whole vehicle. If the vehicle is judged to enter the insulation section protection area, the vehicle is controlled to enter an insulation section protection mode, the isolation transformer is controlled to disconnect the relay/breaker, and the power supply from the wire network is stopped; the whole vehicle is powered by a power battery at the moment.
And the vehicle controller exits the insulation protection mode. When the vehicle controller judges that the vehicle drives away from the insulation section protection area through positioning; or when the vehicle enters the insulation section protection area and the isolation transformer opens the relay/breaker, and the low voltage (below 20V) of the wire network detected by the isolation transformer occurs in the process, the vehicle controller exits the insulation protection mode.
The whole vehicle controller judges whether the vehicle passes through the insulation section or not according to the positioning information, controls the whole vehicle to perform corresponding processing, quickly cuts off a whole vehicle wire network power utilization system, and plays a good protection effect on the urban trolley bus wire network insulation section.
Example 2
As shown in fig. 2 and 3, the embodiment of the utility model provides a pair of protection trolley-bus net insulation section's controlling means, including insulation section positioner 2, wireless data terminal 4, vehicle control unit 5 and isolation transformer 6, insulation section positioner 2 sets up the both ends outside at trolley-bus net insulation section 0, wireless data terminal 4 is connected with insulation section positioner 2 and vehicle control unit 5 respectively, isolation transformer 6's output and trolley-bus driving system are connected, isolation transformer 6's input is connected with the trolley-bus net through the first switch of relay, and isolation transformer's input is connected with power battery through the second switch of relay, the control end and the vehicle control unit 5 of relay are connected.
As a possible implementation manner of this embodiment, the first switch of the relay is a normally closed switch, and the second switch is a normally open switch.
As a possible implementation manner of this embodiment, the wireless data terminal 4, the vehicle control unit 5, and the isolation transformer 6 are disposed on the body of the trolley bus 1.
As a possible implementation manner of this embodiment, the two ends of the insulated section 0 of the trolley bus line network are provided with insulated section protection areas 3, and the insulated section positioning device 2 is disposed in the insulated section protection areas 3.
As a possible implementation manner of this embodiment, the insulating section positioning device includes a front section positioning device and a rear section positioning device, and the front section positioning device and the rear section positioning device are arranged in pairs outside two ends of the insulating section of the trolley bus line network.
As a possible implementation manner of this embodiment, the insulating section positioning device includes an encoder and a wireless transmission module, the encoder is connected to the wireless transmission module, and the wireless transmission module is connected to the wireless data terminal in a wireless communication manner.
When the vehicle controller judges that the vehicle enters the insulation section protection area, the isolation transformer is controlled to stop getting power from the wire network, and meanwhile, the power supply of the vehicle is controlled to be completely provided by the power battery.
Compared with the prior art, the invention has the following characteristics:
(1) through the cooperation of the GPS module/the wireless data terminal and the vehicle controller, the position of the wire mesh insulation section is combined with the position of the vehicle to form a set of complete protection system.
(2) This design plays effectual protection to trolley bus net, has effectively avoided burning out of gauze insulation segment, greatly reduced public transport company's operation cost.
(3) The system is the automatic main control of the whole vehicle controller in the over-insulation section, and does not need any operation by a driver, so that the operation of the driver is reduced, and the fatigue of the driver is reduced; meanwhile, the damage of the wire net and the whole vehicle caused by misoperation of a driver is effectively avoided.
(4) The electric structure is reasonably optimized by the vehicle controller, the power battery is completely used for supplying power when the vehicle passes through the insulating section area, the wire mesh power supply system is started after the vehicle passes through the insulating section area, the wire mesh power supply system and the power battery power supply system are coordinated for use, power interruption is prevented, and the use benefit is maximized.
The foregoing is only a preferred embodiment of the present invention, and those skilled in the art can make several improvements and decorations without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (10)
1. The utility model provides a protection trolley-bus gauze insulating section's controlling means, characterized by, including setting up GPS module, vehicle control unit and isolation transformer on the trolley-bus automobile body, the GPS module is used for fixing a position the trolley-bus that traveles on the trolley-bus gauze, the GPS module is connected with vehicle control unit, isolation transformer's output is connected with trolley-bus power system, isolation transformer's input is connected with the trolley-bus gauze through the first switch of relay, and isolation transformer's input is connected with power battery through the second switch of relay, the control end and the vehicle control unit of relay are connected.
2. A control device for protecting the net insulation section of a trolley bus according to claim 1, wherein the first switch of said relay is a normally closed switch, and the second switch is a normally open switch.
3. A control device for protecting the insulated section of the net of trolleybus according to claim 1 or 2, wherein the insulated section of the net of trolleybus has two insulated section protecting areas at its two ends.
4. The control device for protecting the net insulation section of the trolley bus according to claim 3, wherein the vehicle control unit determines whether the trolley bus passes through the insulation section according to the positioning information of the GPS module, and when the trolley bus enters the insulation section protection area, the vehicle control unit controls the isolation transformer to stop getting power from the net insulation section of the trolley bus, and controls the power supply of the vehicle to be completely provided by the power battery.
5. The utility model provides a protection trolley-bus net insulation section's controlling means, characterized by, includes insulation section positioner, wireless data terminal, vehicle control unit and isolation transformer, insulation section positioner sets up in the insulating section both ends outside of trolley-bus net, wireless data terminal is connected with insulation section positioner and vehicle control unit respectively, isolation transformer's output is connected with trolley-bus driving system, isolation transformer's input is connected with the trolley-bus net through the first switch of relay, and isolation transformer's input is connected with power battery through the second switch of relay, the control end and the vehicle control unit of relay are connected.
6. A control device for protecting the net insulation section of trolleybus according to claim 5, wherein the first switch of said relay is a normally closed switch and the second switch is a normally open switch.
7. The control device for protecting the net insulation section of the trolley bus according to claim 5, wherein the wireless data terminal, the whole vehicle controller and the isolation transformer are arranged on the trolley bus body.
8. A control device for protecting the insulated section of the net of trolleybus according to claim 5, wherein the insulated sections of the net of trolleybus have insulated section protecting areas at both ends, and the insulated section positioning device is arranged in the insulated section protecting areas.
9. A control device for protecting the insulated section of the net of trolleybus according to any one of claims 5 to 8, wherein said insulated section positioning means comprises a front section positioning means and a rear section positioning means, said front section positioning means and said rear section positioning means being arranged in pairs outside the two ends of the insulated section of the net of trolleybus.
10. The control device of claim 9, wherein the insulation positioning device comprises an encoder and a wireless transmitter module, the encoder is connected to the wireless transmitter module, and the wireless transmitter module is connected to the wireless data terminal in a wireless communication manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020223955.4U CN211995171U (en) | 2020-02-27 | 2020-02-27 | Control device for protecting net insulation section of trolley bus line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020223955.4U CN211995171U (en) | 2020-02-27 | 2020-02-27 | Control device for protecting net insulation section of trolley bus line |
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| Publication Number | Publication Date |
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| CN211995171U true CN211995171U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020223955.4U Active CN211995171U (en) | 2020-02-27 | 2020-02-27 | Control device for protecting net insulation section of trolley bus line |
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| Country | Link |
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| CN (1) | CN211995171U (en) |
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- 2020-02-27 CN CN202020223955.4U patent/CN211995171U/en active Active
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