CN217063287U - High-power high-low voltage transformation cable type electric loader - Google Patents
High-power high-low voltage transformation cable type electric loader Download PDFInfo
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- CN217063287U CN217063287U CN202220022868.1U CN202220022868U CN217063287U CN 217063287 U CN217063287 U CN 217063287U CN 202220022868 U CN202220022868 U CN 202220022868U CN 217063287 U CN217063287 U CN 217063287U
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- 230000001131 transforming effect Effects 0.000 claims 1
- 238000009826 distribution Methods 0.000 abstract description 4
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- 238000009434 installation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 14
- 230000007704 transition Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000005484 gravity Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
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Abstract
The utility model discloses a high-power high-low voltage transformer cable formula electric loader, including electric loader, cable take-up and pay-off device includes the stand and locates the cable reel of stand top, it has the cable to coil on the cable reel, the input and the power supply end of cable are connected, the output and the electric loader of cable are connected, step up transformer is installed to the power supply end, step up transformer's input and the output of power supply distribution box are connected, the output of cable is connected with step down transformer, step down transformer's output and electric loader's machine controller input link to each other. The utility model discloses a with 380 volts or lower voltage at the feeder nose installation step-up transformer, step-down transformer is installed again to the collecting end, changes the high voltage of collecting end back to the power supply terminal voltage and supplies power to electronic loader again, need not to change former machine controller and the original mains voltage level of motor like this.
Description
Technical Field
The utility model belongs to the technical field of the electronic loader technique and specifically relates to a high-power high-low pressure transformer cable formula electronic loader.
Background
The towing cable type electric loader has the advantages of environmental protection, energy saving, economy and the like, but in actual production and use, because the power efficiency of a main drive motor of the large towing cable type electric loader is large, generally except for special production scenes such as coal mines and the like, most of the production scenes are industrial power voltage class 380V, and hundreds of amperes are needed for meeting the power and electric current needed by the drive motor, so the cable diameter of a power supply is large, the weight of the cable is several kilograms per meter, the power supply cable can meet the requirements only for tens of meters or more than one hundred meters according to the general working production scenes, a proper margin is reserved, the length of the cable is further increased, and the total weight of the power supply cable can generally reach hundreds of kilograms. Therefore, the cable pulling type cable can not fall to the ground or be pulled on the ground, and a certain clearance height is required to meet the requirements of traffic lane crossing and safety production of people on the ground in a production scene. The paying-off power of the cable is that the cable is pulled out through a direction arm at the upper end of a current collector when an electric loader runs forwards in the opposite direction to the power supply end of the cable, and a flexible chain type gravity block at the power supply withdrawing end of the cable vertically and freely slides down to produce gravity for withdrawing. Such cable weight, combined with the fast moving nature of the motor loader in production, multiplies the end-to-end load.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point that exists among the prior art, provide a high-power high low voltage transformer cable formula electric loader, under the unchangeable circumstances of power, the power supply cable electric diameter descends doubly, and cable weight also descends thereupon, alleviates current collection and feed end load simultaneously.
The purpose of the utility model is realized with the following mode:
the utility model provides a high-power high-low voltage transformer cable formula electric loader, includes electric loader, cable coiling and uncoiling device includes the stand and locates the cable reel of stand top, it has the cable to coil on the cable reel, the input and the power supply end of cable are connected, the output and the electric loader of cable are connected, step up transformer is installed to the power supply end, step up transformer's input and the output of power supply block terminal are connected, the output of cable is connected with step down transformer, step down transformer's output and electric loader's machine controller input link to each other.
As the utility model discloses technical scheme's an alternative, the cable is the flat cable of the interior steel core that contains, the both sides of cable are equipped with pulling force wire rope.
As the utility model discloses technical scheme's an alternative, be equipped with the current collector on the electric loader, the top of current collector is equipped with the direction arm, the end of direction arm is equipped with the current collection pull ring, the output of cable passes through the bayonet joint and is connected with the input of current collector, the pulling force wire rope of the output both sides of cable is connected with the current collection pull ring through automatic unhook ware.
As an alternative of the technical solution of the present invention, the cable of the current collector is connected to the input end of the step-down transformer through the output end of the current collecting slip ring.
As the utility model discloses technical scheme's an alternative, step-down transformer's output is connected with the machine that charges, the machine that charges is connected with the electric power storage battery group, the electric power storage battery group is connected with two electric change over switches.
The beneficial effects of the utility model are that:
(1) the utility model discloses a with 380 volts or lower voltage at the feeder nose installation step-up transformer, step-down transformer is installed again to the collecting end, changes the high voltage of collecting end back to the power supply terminal voltage and supplies power to electronic loader again, need not to change former machine controller and the original mains voltage level of motor like this. The voltage is boosted to 500 to 10000 volts by a step-up transformer (the appropriate voltage level can be matched according to the actual production scenario). Therefore, the power supply end is increased in voltage, the power diameter of the power supply cable can be reduced almost in multiples under the condition of unchanged power, the weight of the cable is reduced, and the loads of the current collection end and the power supply end are reduced at the same time;
(2) the utility model discloses a be equipped with the electric power storage battery group on the electric loader, when using the cable power supply to produce as the power supply, the machine that charges realizes that the undercurrent charges to the electric power storage battery group, when the electric loader need transition or super distance to other stations, by the power supply of electric power storage battery group to the electric loader motor, realizes transition or short time off-site scattered operation and short time production. The loader is completed in a transition or scattered operation outside a field, the cable-mounted plug connector is plugged, the hook is hung, and the electric brake is closed, so that the production operation can be completed.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a high-power high-low voltage transformation cable type electric loader of the present invention;
fig. 2 is a partially enlarged view of a in fig. 1.
Reference numerals are as follows:
1-an electric loader; 2-cable take-up and pay-off devices; 201-upright post; 202-cable reel; 203-a cable; 3-a step-up transformer; 4-a power supply distribution box; 5-step-down transformer; 6-a current collector; 7-a directional arm; 8-an electrical collector tab; 9-double electric change-over switch; 10-a charger; 11-an electric storage battery; 12-automatic unhooking device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the description of the embodiments, the terms "disposed," "connected," and the like are to be construed broadly unless otherwise explicitly specified or limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; either directly or through an intervening medium, or through internal communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a high-power high-low voltage transformer cable formula electric loader, including electric loader 1, cable take-up and pay-off 2 includes stand 201 and locates the cable reel 202 of stand 201 top, it has cable 203 to coil on the cable reel 202, cable 203 is the flat cable that contains the steel core, the both sides of cable 203 are equipped with pulling force wire rope, the input and the power supply end of cable 203 are connected, the output and the electric loader 1 of cable 203 are connected, step up transformer 3 is installed to the power supply end, step up transformer 3's input and power distribution box 4's output are connected, the output of cable 203 is connected with step down transformer 5, step down transformer 5's output and electric loader 1's machine controller input link to each other.
As a further scheme of this embodiment, a current collector 6 is provided on the electric loader 1, a direction arm 7 is provided above the current collector 6, a current collecting pull ring 8 is provided at the end of the direction arm 7, the output end of the cable 203 is connected to the input end of the current collector 6 through a plug, a tension steel wire rope on both sides of the output end of the cable 203 is connected to the current collecting pull ring 8 through an automatic unhooking device 12 capable of being automatically disconnected, and the cable of the current collector 6 is connected to the input end of the step-down transformer 5 through the output end of the current collecting slip ring.
As another aspect of the present embodiment, the output end of the step-down transformer 5 is connected to a charger 10, the charger 10 is connected to the storage battery pack 11, and the storage battery pack 11 is connected to the double-electric-power-switching switch 9.
The working principle is as follows:
the utility model discloses an electric loader's feeder ear installation step up transformer 3, step up transformer 3 input power supply distribution box 4's output links to each other, and step up transformer 3 output and cable 203's input link to each other, and whole cable 4 is in the same direction as the whole circles of corresponding direction of outlet and is wound on cable reel 202. And the outlet output end of the cable 203 is connected to the power input end of the collector end of the electric loader 1 through a plug, and the pull steel wire ropes on the two sides of the outlet end of the cable 203 are respectively fixed on the collector pull ring at the tail end of the direction arm 7 at the upper end of the collector 6 through an automatic unhooking device capable of automatically disconnecting. The step-down transformer 5 is fixed on the position of the electric loader 1 close to the current collector 6, the cable of the current collector 6 is connected with the input end of the step-down transformer 5 on the electric loader 1 through the output end of the current collecting slip ring, the output end of the step-down transformer 5 is connected with the input end of the motor controller, corresponding insulation and leakage protection are carried out, and the whole power transmission and transformation is completed.
In addition, in order to facilitate the smooth transition of the electric loader 1 from self-sufficient power, the electric loader 1 is provided with an electric storage battery pack 11 at the tail part of the frame and at the position of the original counterweight iron, the electric storage battery pack 11 and the weight of the battery box are fully utilized to replace the original counterweight iron, the voltage grade of the single storage battery after series-parallel connection is matched with the voltage of the main drive motor of the electric loader, the total capacity of the electric storage battery pack 11 meets corresponding requirements, a battery management system and a high-voltage box are arranged, a double-electric changeover switch 9 is arranged at the position close to the electric storage battery pack 11, a space allows that a charger 12 can be fixed at the proper position of the frame, and high voltage and low voltage and signal wiring harnesses are connected according to the requirements. Thus, when the cable 203 is used for power supply production, the charger 12 can charge the storage battery pack 11 with a small current, and when the storage battery pack 11 is fully charged, the charger is automatically turned off. The charger may be placed at an appropriate position on the ground according to actual conditions, and the electric storage battery pack 11 may be charged by manual operation at the end of production work of the electric loader. When the electric loader 1 needs to be transferred or over-distance to other stations, the cable power supply main brake is closed, the power supply cable hook is disconnected, the cable plug is loosened, and the current collection end cable of the electric loader 1 is fixed on the cable buckle. The cable power supply electric brake of the double-electric changeover switch 9 on the electric loader 1 is closed, the direct-current switch electric brake is closed, the electric storage battery pack 11 supplies power to the driving motor of the electric loader 1, the driving motor is started to provide power, and the electric loader 1 is driven to realize transition or short-time off-site scattered operation and short-time production. The electric loader 1 is turned or scattered off-site, the electric loader 1 is opened to a cable power supply end, a cable plug connector is plugged, a hook is hung, a switch is switched on, and then production operation can be carried out, so that the circulation operation is completed.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. In addition, the technical solutions between the various embodiments may be combined with each other, but must be based on the realization of those skilled in the art; when the technical solutions are contradictory or cannot be combined with each other, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Claims (5)
1. The utility model provides a high-power high low voltage transformer cable formula electric loader, includes electric loader (1), cable coiling and uncoiling device (2) are including stand (201) and locate cable reel (202) of stand (201) top, it has cable (203) to coil on cable reel (202), the input and the power supply end of cable (203) are connected, the output and the electric loader (1) of cable (203) are connected, its characterized in that, step up transformer (3) are installed to the power supply end, the input of step up transformer (3) is connected with the output of power supply block terminal (4), the output of cable (203) is connected with step down transformer (5), the output of step down transformer (5) and the machine controller input of electric loader (1) link to each other.
2. The high-power high-low voltage transformation cable type electric loader as claimed in claim 1, wherein the cable (203) is a flat cable with a steel core inside, and pull steel cables are arranged on two sides of the cable (203).
3. The high-power high-low voltage transformation cable type electric loader of claim 2, wherein a current collector (6) is arranged on the electric loader (1), a direction arm (7) is arranged above the current collector (6), a current collection pull ring (8) is arranged at the tail end of the direction arm (7), the output end of the cable (203) is connected with the input end of the current collector through a plug, and pull steel wire ropes on two sides of the output end of the cable (203) are connected with the current collection pull ring (8) through an automatic unhooking device (12).
4. A high power high and low voltage transforming cable type electric loader according to claim 3, characterized in that the cables of the current collector (6) are connected with the input end of the step-down transformer (5) through the output end of the current collecting slip ring.
5. The high-power high-low voltage transformation cable type electric loader according to claim 4, wherein the output end of the step-down transformer (5) is connected with a charger (10), the charger (10) is connected with a storage battery pack (11), and the storage battery pack (11) is connected with a double-electric switch (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220022868.1U CN217063287U (en) | 2022-01-06 | 2022-01-06 | High-power high-low voltage transformation cable type electric loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220022868.1U CN217063287U (en) | 2022-01-06 | 2022-01-06 | High-power high-low voltage transformation cable type electric loader |
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| CN217063287U true CN217063287U (en) | 2022-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220022868.1U Active CN217063287U (en) | 2022-01-06 | 2022-01-06 | High-power high-low voltage transformation cable type electric loader |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115973967A (en) * | 2023-02-01 | 2023-04-18 | 真金火炼(上海)智能科技有限公司 | An AC-driven heavy-duty forklift AGV in a roadway and its use method |
| CN118790046A (en) * | 2024-09-10 | 2024-10-18 | 中联重科股份有限公司 | Power supply system for electric tractor and electric tractor |
-
2022
- 2022-01-06 CN CN202220022868.1U patent/CN217063287U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115973967A (en) * | 2023-02-01 | 2023-04-18 | 真金火炼(上海)智能科技有限公司 | An AC-driven heavy-duty forklift AGV in a roadway and its use method |
| CN118790046A (en) * | 2024-09-10 | 2024-10-18 | 中联重科股份有限公司 | Power supply system for electric tractor and electric tractor |
| CN118790046B (en) * | 2024-09-10 | 2025-01-21 | 中联重科股份有限公司 | Power supply system for electric tractor and electric tractor |
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