CN217787939U - Real device of instructing of pantograph - Google Patents
Real device of instructing of pantograph Download PDFInfo
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- CN217787939U CN217787939U CN202222044023.5U CN202222044023U CN217787939U CN 217787939 U CN217787939 U CN 217787939U CN 202222044023 U CN202222044023 U CN 202222044023U CN 217787939 U CN217787939 U CN 217787939U
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Abstract
The utility model provides a pantograph practical training device, which comprises a pantograph maintenance platform and a pantograph control platform, wherein the pantograph maintenance platform comprises a base and a supporting frame, the supporting frame is arranged on the base, and the pantograph practical training device also comprises sensors arranged on the base and the supporting frame; pantograph control platform includes pantograph detection device, electric control unit, air control unit and status display, each sensor that the pantograph overhauld the platform is connected with pantograph detection device, electric control unit, air control unit are used for controlling the action of pantograph, status display is used for showing pantograph detection device, electric control unit, air control unit's data. The utility model discloses still can be used to technical ability appraisal, occupation competition etc. when can satisfy real standard of daily teaching.
Description
Technical Field
The utility model relates to a pantograph especially relates to a real device of instructing of pantograph.
Background
With the continuous development of China in the traffic field, china has more and more influence on the international rail traffic field, the important status of China is reflected increasingly, and in recent years, the national traffic system is more magnificent. Meanwhile, the national requirements on talents in urban rails and high-speed rail transportation industries are huge, more and more middle-and high-duty industrial schools and higher schools begin to pay attention to the cultivation of the talents and develop related professions, so that teaching and practical training devices which can be matched with related teaching contents are more and more urgent, for example, a teaching and practical training device for how electric energy of a high-speed rail standard motor car is accessed is one of the teaching and practical training devices.
The pantograph is used for conducting current to a vehicle from an overhead contact line, mastering the structural characteristics of the pantograph, and applying, overhauling, managing and maintaining the pantograph are important contents in guaranteeing the safe operation of rail transit equipment, so that a teaching and training device of the pantograph is needed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a real device of instructing of pantograph has solved and has carried out the real problem of instructing of dismouting to the pantograph, its technical scheme as follows:
a pantograph training device comprises a pantograph overhauling platform and a pantograph control platform, wherein the pantograph overhauling platform comprises a base and a supporting frame, the supporting frame is arranged on the base, and the pantograph training device also comprises sensors arranged on the base and the supporting frame; the pantograph control platform comprises a pantograph detection device, an electric control device, an air control device and a state display, each sensor of the pantograph maintenance platform is connected with the pantograph detection device, the electric control device and the air control device are used for controlling the action of the pantograph, and the state display is used for displaying data of the pantograph detection device, the electric control device and the air control device.
Two symmetrical groups of mounting seats are arranged on the base and used for mounting the pantograph.
The supporting frame comprises a cross rod and longitudinal rods at two ends of the cross rod, and the other ends of the longitudinal rods are fixed on the base; the horizontal pole is provided with the pressure sensing area, the vertical pole is provided with near-infrared sensor.
Near infrared sensor passes through adjustment support fixed mounting on the vertical pole, the adjustment support includes horizontal stand and fastening bolt, the one end fixedly connected with near infrared sensor of horizontal stand, the opposite side is provided with horizontal fluting, be provided with perpendicular fluting on the vertical pole, fastening bolt passes horizontal fluting and perpendicular fluting, and the other end can be screwed up with the nut.
The pantograph overhauls platform still includes installs the angle sensor on the support that opens and shuts, the support that opens and shuts includes two landing legs, angle sensor installs the contained angle department at two landing legs.
Electric control device includes circuit breaker group, switching power supply, PLC controlling means, relay group and binding post row, PLC controlling means includes PLC controller and signal acquisition board, the signal acquisition board is connected through relay group and binding post row, is connected with each sensor of pantograph self-carrying simultaneously.
The pneumatic control device comprises a gas distribution pump and a pneumatic regulator, wherein the gas distribution pump is connected with the pneumatic regulator, and the pneumatic regulator can be connected with an air bag type cylinder of the pantograph.
The pneumatic regulator comprises an electromagnetic valve, a first one-way throttle valve, a pressure regulating valve and a second one-way throttle valve.
The air distribution pump and the pneumatic regulator are both provided with pressure gauges.
The drawer is arranged below the base and used for placing a structural schematic diagram of the pantograph.
The pantograph training device arranges the pantograph for teaching and training in a corresponding working area independently, combines comprehensive equipment of maintenance environment and tools, and can achieve comprehensive application effects of installation, maintenance and debugging in an integrated manner by constructing a practical training assessment operation area consistent with an actual operation environment. The utility model discloses an integrate, the modularized design theory, still can be used to technical ability appraisal, occupation competition etc. when can satisfying the real standard of daily teaching.
Drawings
Fig. 1 is a schematic structural view of the single-arm airbag pantograph;
fig. 2 is a schematic structural view of the electrically driven pantograph;
FIG. 3 is a block diagram of the pantograph training device;
FIG. 4 is a schematic structural view of the pantograph service platform;
FIG. 5 is a schematic structural diagram of the pantograph control platform;
fig. 6 is a schematic view of the mounting structure of the angle sensor.
Detailed Description
As shown in fig. 1, the single-arm air bag pantograph comprises an underframe 1, a damper 2, a pantograph device 3, a lower arm 4, a pantograph assembly 5, a lower guide rod 6, an upper arm 7, an upper guide rod 8, a pantograph head 9 and a sliding plate 10, wherein all the parts are movably connected, the underframe 1 is fixedly connected with a roof through a support insulator and three mounting seats, and the damper 2 is arranged between the underframe 1 and the lower arm 4, so that the pantograph and a catenary do not change greatly when the running speed of a locomotive changes greatly; the pantograph lifting device is a power device of a pantograph and comprises an air bag type air cylinder and a guide disc, the guide disc is connected to a steel cable track of a lower arm 4 through a steel cable, the air bag type air cylinder is communicated with a gas distribution pump through a connecting air pipe, an electromagnetic valve, a one-way throttle valve and a pressure regulating valve are arranged on a connecting air pipe pipeline, one end of the lower arm 4 is fixed on the underframe 1, the other end of the lower arm 4 is connected with an upper arm 7 through a hinge, and two ends of a lower guide rod 6 are respectively connected to one end of the upper arm 7 and the underframe 1; the upper arm 7 is used for supporting the weight of the pantograph head 9, transmitting upward pressure and ensuring the working height of the pantograph; one end of the upper guide rod 8 is connected with the lower arm 4, and the other end is connected below the bow head 9, and the function of the upper guide rod is to adjust the sliding plate 10 to be in a horizontal position at each movement height. The bow head 9 is directly contacted with a power supply contact net to collect current, and the sliding plate 10 is connected to the bow head 9.
The arch lifting process comprises the following steps: the electromagnetic valve is electrified, compressed air of the air distribution pump passes through the electromagnetic valve, the first one-way throttle valve, the pressure regulating valve and the second one-way throttle valve to reach the air bag type cylinder of the pantograph lifting device, the air bag type cylinder expands to push the guide disc to move towards the front of the guide disc, the guide disc and the steel cable drive the lower arm 4 to rotate upwards around the shaft, and the pantograph is lifted. The bow lowering process: when the electromagnetic valve is powered off, the pantograph descends under the action of gravity, the air bag type air cylinder retracts, compressed air is discharged to the atmosphere from the electromagnetic valve through the second one-way throttle valve, the pressure regulating valve and the first one-way throttle valve, and the pantograph descends.
As shown in fig. 2, for the electrically driven pantograph, the electrically driven pantograph includes a pantograph portion 11, an upper driving arm 12, a lower driving arm 16 and a base bracket 18, and the base bracket 18 mainly provides a bearing force for the whole set of apparatus, one end of the lower driving arm 16 is hinged to the base bracket 18, the other end is hinged to one end of the upper driving arm 12, and the other end of the upper driving arm 12 is connected to the pantograph portion 11. A first drive shaft is supported on the base support 18 and the lower drive arm 16 is articulated to the base support 18 by the first drive shaft. And the device also comprises a first motor 14, and a first driving shaft is driven to rotate by the first motor 14. Correspondingly, the lower drive arm 16 supports a second pivot axis at one end relative to the upper drive arm 12, and the upper drive arm 12 is articulated to the lower drive arm 16 by a second drive axis. A second motor 13 is correspondingly provided, and the second driving shaft is driven to rotate by the second motor 13.
The bow 11 functions in the same way as the slide plate 10 of fig. 1.
The first drive shaft and the second drive shaft are rotatably supported on the base bracket 18 and the lower drive arm 16 through a support base, respectively. The base bracket 18 and the lower driving arm 16 are respectively provided with a first position-reducing limit switch 17 and a second position-reducing limit switch 15. Thus, when the device drives the bow part 11 to descend, the lower driving arm 16 and the upper driving arm 12 descend to touch the base bracket 18 and the lower driving arm 16 correspondingly, and the first descending limit switch 17 and the second descending limit switch 15 are touched correspondingly. At this point, the second motor 13 and the first motor 14 stop working and the pantograph is considered to be lowered into position.
The upper driving arm 12 and the lower driving arm 16 are respectively provided with a second limit plate and a first limit plate corresponding to one end of the second driving shaft and one end of the first driving shaft. And a first lifting limit switch and a second lifting limit switch are respectively arranged on the corresponding supporting seats of the second driving shaft and the first driving shaft. In this way, the upper driving arm 12 and the lower driving arm 16 rotate forward to a certain angle until the first limit plate and the second limit plate respectively touch the first lifting limit switch and the second lifting limit switch, at this time, the upper bracket motor and the lower bracket motor stop working, and the pantograph is regarded as lifting to the position.
According to above-mentioned two kinds of pantograph devices, it is visible, its commonality lies in the realization of the aspect of going up and down, consequently, under the condition of understanding its basic structure, the utility model provides a real device of instructing of pantograph carries out information acquisition in the aspect of machinery, electricity and control circuit.
As shown in fig. 3, the pantograph real training device comprises a pantograph maintenance platform for bearing the pantograph, and a pantograph control platform connected with the pantograph and the pantograph maintenance platform.
The pantograph overhauls platform includes base 20 and the braced frame 21 of setting on base 20, be provided with two sets of mount pads 22 of symmetry on the base 20, make things convenient for the pantograph to install in arbitrary orientation. The supporting frame 21 comprises a cross rod 27 and two longitudinal rods 23, two ends of the cross rod 27 are respectively connected with the upper ends of the longitudinal rods 23, and the lower ends of the longitudinal rods 23 are fixedly installed on the base 20.
The longitudinal rod 23 is provided with a near infrared sensor 24, and the near infrared sensor 24 is fixedly arranged on the longitudinal rod through an adjusting bracket 25. The adjusting bracket 25 comprises a horizontal bracket 26 and a fastening bolt 27, one end of the horizontal bracket 26 is fixedly connected with the near infrared sensor 24, the other side of the horizontal bracket 26 is provided with a horizontal slot, the vertical rod 23 is provided with a vertical slot, and the fastening bolt 27 penetrates through the horizontal slot and the vertical slot. After the relative position between the horizontal bracket 26 and the longitudinal rod is adjusted, the other end of the horizontal bracket 26 is fastened through a nut, so that the position of the near infrared sensor 24 can be adjusted in the horizontal direction and the vertical direction.
The cross bar 27 is provided with a pressure sensing strip 28, and the pressure sensing strip 28 is rectangular and can output pressure information below.
As shown in fig. 6, the pantograph maintenance platform further includes an angle sensor 29, the angle sensor 29 is installed on an opening and closing support 30, the opening and closing support 30 includes two support legs, the support legs are fixed on two driving arms of the pantograph through fixing clamps, and the two driving arms correspond to the lower arm 4 and the upper arm 7, or correspond to the upper driving arm 12 and the lower driving arm 16.
A drawer 19 is further arranged below the base 20, and the drawer 19 is used for placing a structural schematic diagram of the pantograph, so that the structure of the pantograph can be contrasted after the drawer 19 is pulled open, and the assembling and disassembling operations are realized.
The pantograph overhauling platform can realize inspection and maintenance of the pantograph, including the inspection of whether all fastening bolts, connecting parts and electrical connection are fastened or not, and can maintain or repair and record the defects of the pantograph according to process standards.
As shown in fig. 4, the pantograph control platform includes a pantograph detection device, an electric control device 31, an air control device 37, and a status display, and data of the pantograph detection device, the electric control device 31, and the air control device 37 are displayed by the status display.
The pantograph detection device is connected with each sensor of the pantograph overhauling platform and used for carrying out analog-to-digital conversion on signals; the electric control device 31 is used for controlling an electric driving part of the pantograph; the air control device 37 is used to control the air driving portion of the pantograph. The electric control device 31 and the air control device 37 are both mounted in a control cabinet provided with a plurality of layers of horizontally arranged mesh frames for separating the components of the electric control device 31 and the air control device 37.
The electric control device 31 comprises a circuit breaker group 32, a switching power supply 33, a PLC control device 34, a relay group 35 and a wiring terminal strip 36, wherein the circuit breaker group 32 is used as a circuit security device to protect a pantograph control platform.
The switching power supply 33 includes a first switching power supply and a second switching power supply for outputting a voltage of 110V and a voltage of 24V, respectively, and is capable of supplying electric power to the electric control device 31, the pantograph, and the electric control device 37.
The PLC control device 34 includes a PLC controller and a signal acquisition board for installing the PLC controller, the signal acquisition board is connected to the terminal block 36 through the relay set 35, and the terminal block 36 is connected to each control component of the pantograph. The signal acquisition board is simultaneously connected with sensors (such as limit switches in fig. 2) on the pantograph.
The air control device 37 comprises an air distribution pump 38 and a pneumatic regulator 39, the air distribution pump 38 is connected with the pneumatic regulator 39 and is used for providing compressed air for the pneumatic regulator 39, and the pneumatic regulator 39 comprises an electromagnetic valve, a first one-way throttle valve, a pressure regulating valve and a second one-way throttle valve and is used for providing compressed air for the air bag type air cylinder.
The air distribution pump 38 and the pneumatic regulator 39 are both provided with pressure gauges, and data of the pressure gauges are displayed through a state display.
The pantograph control platform can complete the installation and wiring of the control circuit according to the related technical files of the pantograph control circuit and control the electrical connection with the pantograph. Meanwhile, the control gas circuit installation can be completed according to the related technical files of the pantograph gas circuit, the pantograph function test can be carried out, the airtightness test of the pantograph air pipeline is included, the leakage is avoided, the lifting function test of the pantograph is included, the technical file requirements are met, the control circuit test of the pantograph is included, and the control logic meets the design requirements of the schematic diagram.
The utility model discloses during the operation, on the pantograph maintenance platform, through 28 response pantograph back bow portions 11 or slide 10 of opening the bow of pressure sensing area reachs the peak, close bow back bow portions 11 or slide 10 through near infrared sensor 24 response pantograph and arrive the minimum that targets in place, open the worker and close the actuating arm angle change of bow process through angle sensor 29 response pantograph.
And each sensor of the pantograph overhauling platform can be sent to a pantograph detection device of the pantograph control platform to perform corresponding analog-to-digital conversion, and relevant data is sent to a display to be displayed.
The electric control device 31 controls each electric part of the pantograph via the PLC control device, and receives data of each sensor of the pantograph.
The air control device 37 pneumatically controls the pantograph using the air bag through a pneumatic regulator, and transmits each pressure data to a display.
Through the operation, the utility model discloses can realize the failure analysis and the clearance to the pantograph: including failure to raise the pantograph, failure to lower the pantograph, insufficient pantograph raising pressure and comprehensive pantograph circuit failure.
The pantograph training device adopts an integrated and modular design concept, can meet the requirements of daily teaching training and can be used for skill identification, professional competition and the like.
Claims (10)
1. The utility model provides a real device of instructing of pantograph which characterized in that: the pantograph type pantograph control system comprises a pantograph overhauling platform and a pantograph control platform, wherein the pantograph overhauling platform comprises a base and a supporting frame, the supporting frame is arranged on the base, and the pantograph type pantograph control system also comprises sensors arranged on the base and the supporting frame; the pantograph control platform comprises a pantograph detection device, an electric control device, an air control device and a state display, each sensor of the pantograph maintenance platform is connected with the pantograph detection device, the electric control device and the air control device are used for controlling the action of the pantograph, and the state display is used for displaying data of the pantograph detection device, the electric control device and the air control device.
2. The pantograph training device of claim 1, wherein: two symmetrical groups of mounting seats are arranged on the base and used for mounting the pantograph.
3. The pantograph training device of claim 1, wherein: the supporting frame comprises a cross rod and longitudinal rods at two ends of the cross rod, and the other ends of the longitudinal rods are fixed on the base; the horizontal pole is provided with the pressure sensing area, the vertical pole is provided with near-infrared sensor.
4. The pantograph training device of claim 3, wherein: near infrared sensor passes through adjustment support fixed mounting on the vertical pole, the adjustment support includes horizontal stand and fastening bolt, the one end fixedly connected with near infrared sensor of horizontal stand, the opposite side is provided with horizontal fluting, be provided with perpendicular fluting on the vertical pole, fastening bolt passes horizontal fluting and perpendicular fluting, and the other end can be screwed up with the nut.
5. The pantograph training device of claim 1, wherein: the pantograph overhauls platform still includes installs the angle sensor on the support that opens and shuts, the support that opens and shuts includes two landing legs, angle sensor installs the contained angle department at two landing legs.
6. The pantograph training device of claim 1, wherein: electric control device includes circuit breaker group, switching power supply, PLC controlling means, relay group and binding post row, PLC controlling means includes PLC controller and signal acquisition board, the signal acquisition board is connected through relay group and binding post row, is connected with each sensor of pantograph self-carrying simultaneously.
7. The pantograph training device of claim 1, wherein: the pneumatic control device comprises a gas distribution pump and a pneumatic regulator, wherein the gas distribution pump is connected with the pneumatic regulator, and the pneumatic regulator can be connected with an air bag type cylinder of the pantograph.
8. The pantograph training device of claim 7, wherein: the pneumatic regulator comprises an electromagnetic valve, a first one-way throttle valve, a pressure regulating valve and a second one-way throttle valve.
9. The pantograph training device of claim 7, wherein: the distribution pump and the pneumatic regulator are provided with pressure gauges.
10. The pantograph training device of claim 1, wherein: the drawer is arranged below the base and used for placing a structural schematic diagram of the pantograph.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022205340781 | 2022-03-11 | ||
| CN202220534078 | 2022-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217787939U true CN217787939U (en) | 2022-11-11 |
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ID=83942348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222044023.5U Active CN217787939U (en) | 2022-03-11 | 2022-08-04 | Real device of instructing of pantograph |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217787939U (en) |
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2022
- 2022-08-04 CN CN202222044023.5U patent/CN217787939U/en active Active
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