CN117913679B - Intelligent high-speed multi-pulse direct current remote power supply system - Google Patents

Intelligent high-speed multi-pulse direct current remote power supply system Download PDF

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Publication number
CN117913679B
CN117913679B CN202410295935.0A CN202410295935A CN117913679B CN 117913679 B CN117913679 B CN 117913679B CN 202410295935 A CN202410295935 A CN 202410295935A CN 117913679 B CN117913679 B CN 117913679B
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China
Prior art keywords
power supply
direct current
supply system
block
top plate
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CN202410295935.0A
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Chinese (zh)
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CN117913679A (en
Inventor
李福忠
陶少祥
岳建平
王震
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Shandong Sanjing Lighting Science & Technology Co ltd
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Shandong Sanjing Lighting Science & Technology Co ltd
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Priority to CN202410295935.0A priority Critical patent/CN117913679B/en
Publication of CN117913679A publication Critical patent/CN117913679A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/003Constructional details, e.g. physical layout, assembly, wiring or busbar connections

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The invention relates to the technical field of remote power supply, in particular to an intelligent high-speed multi-pulse direct current remote power supply system, which comprises the following components: a host connected to the power grid; the high-voltage direct-current cabinet is connected with the host, and an AC/DC module is arranged in the high-voltage direct-current cabinet and used for converting 380VAC into 750VDC; the extensions are arranged at two sides of the high-speed line, and are internally provided with DC/AC modules which are used for converting 750VDC into 220VAC; and the plurality of electric devices are connected with the extension machine. Therefore, the invention can prevent rainwater from entering the extension set, provide effective protection for the extension set, automatically adjust the height of the extension set, prevent the water level from exceeding the extension set when the rainfall is large, realize the rolling operation and the height adjustment of the extension set through one driving piece, and save the manufacturing and using cost.

Description

Intelligent high-speed multi-pulse direct current remote power supply system
Technical Field
The invention relates to the technical field of remote power supply, in particular to an intelligent high-speed multi-pulse direct current remote power supply system.
Background
Along with the construction of wisdom highway, more and more consumer (such as camera, light filling lamp etc.) need arrange along the highway, and prior art generally utilizes the 220VAC that provides along the line electric wire netting to supply power for equipment such as camera, light filling lamp, and it has that the power radius is little, cable sectional area is big, economic nature is not good shortcoming such as.
In view of the above problems, those skilled in the art have improved the prior art, for example, an intelligent highway multi-pulse dc power supply system and power supply method with publication number CN114944665A, which includes a local side machine, a remote side machine and a power supply cable; the local end machine is arranged in the power supply machine room, the remote end machines are respectively arranged at the power utilization loads along the highway, and the power output ends of the remote end machines and the power input ends of the power utilization loads are respectively connected through power supply cables; the power output end of the local terminal machine and the power input ends of a plurality of sets of remote terminal machines are respectively connected through power supply cables, the power supply radius can be enlarged, but the remote terminal machines in the device are required to be installed at the power load positions along the high-speed line, so that most of the remote terminal machines are arranged in the open air, when encountering rainy and snowy weather, the condition that water enters the interior of the remote terminal machines easily occurs, so that the safety of the remote terminal machines is poor, the remote terminal machines are easy to damage, and the operation and maintenance cost is increased.
In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.
Disclosure of Invention
Aiming at the defects, the invention aims to provide the automatic rain-proof device which is simple in structure and convenient to use, can prevent rainwater from entering the extension machine, provides effective protection for the extension machine, can automatically adjust the height of the extension machine, prevents the water level from exceeding the extension machine when the rainfall is large, can realize the operation of the roller shutter and the height adjustment of the extension machine through one driving piece, and saves the manufacturing and using cost.
In order to achieve the above object, the present invention provides an intelligent high-speed multi-pulse dc remote power supply system, comprising: a host connected to the power grid; the high-voltage direct-current cabinet is connected with the host, and an AC/DC module is arranged in the high-voltage direct-current cabinet and used for converting 380VAC into 750VDC; the extensions are arranged at two sides of the high-speed line, and are internally provided with DC/AC modules which are used for converting 750VDC into 220VAC; a plurality of electricity utilization devices connected with the extension machines; the rain-proof assembly comprises a top plate and a mounting seat, wherein the top plate is arranged above the extension machine, a first sensor is arranged at the top of the top plate, the mounting seat is arranged below the extension machine, a rotating shaft is rotatably arranged between the top plate and the mounting seat, a rolling curtain is wound on the rotating shaft, an adjusting block which is elastically connected with the top plate is arranged in the rotating shaft, a power chamber is arranged in the mounting seat, a connecting rod penetrating into the power chamber is arranged at the free end of the rolling curtain, the connecting rod is connected with a rotating rod, and the rotating rod is movably connected with a driving piece arranged in the power chamber; the lifting assembly comprises a base and a threaded shaft, wherein the base is arranged below the mounting seat, the threaded shaft penetrating into the power chamber is arranged on the base, a lifting block is slidably connected onto the threaded shaft, a cavity is formed in the lifting block, a square key is arranged at the top of the lifting block, a key groove matched with the square key is formed in the driving piece, a limiting rod penetrating into the power chamber is arranged on the base, and a second sensor is arranged on the side wall of the mounting seat.
According to the intelligent high-speed multi-pulse direct current remote power supply system, the power grid, the host, the high-voltage direct current cabinet, the plurality of extensions and the power utilization devices are all connected through cables.
According to the intelligent high-speed multi-pulse direct current remote power supply system, the power utilization device comprises a street lamp, an ETC detection device, a speed measuring device and the like.
According to the intelligent high-speed multi-pulse direct current remote power supply system, the high-voltage direct current cabinet is connected with the shunt controllers through cables, and the shunt controllers are connected with a plurality of extensions through cables.
According to the intelligent high-speed multi-pulse direct current remote power supply system, the positioning column is arranged on the side wall of the free end of the roller shutter, the accommodating groove matched with the positioning column is arranged on the rotating shaft, the positioning block matched with the positioning column is arranged on the top wall of the accommodating groove, the elastic block is arranged on the side wall of the accommodating groove, and a rope is connected between the elastic block and the positioning block.
According to the intelligent high-speed multi-pulse direct current remote power supply system, the storage battery is arranged in the power chamber, and the storage battery is electrically connected with the top plate, the driving piece, the first sensor and the second sensor.
According to the intelligent high-speed multi-pulse direct current remote power supply system, the top plate is a solar panel, an electric heating wire is arranged in the top plate, and the electric heating wire is connected with a storage battery.
According to the intelligent high-speed multi-pulse direct current remote power supply system, one end of the rotating rod, which is close to the driving piece, is sleeved with the key block, and the key block is connected with the output shaft of the driving piece in a sliding manner.
According to the intelligent high-speed multi-pulse direct current remote power supply system, the top surface of the lifting block is provided with the top ring, and the bottom end of the lifting block is connected with the air bag.
The invention aims to provide an intelligent high-speed multi-pulse direct current remote power supply system, which can boost current during remote power supply by arranging a high-voltage direct current cabinet, an AC/DC module, an extension and a DC/AC module, thereby widening the power supply range and reducing the power supply loss; by arranging the rainproof assembly, rainwater can be effectively prevented from entering the extension, the safety of the extension is improved, solar energy can be collected for self-use, and the energy consumption is reduced; through setting up lifting unit, can automatically regulated extension highly, avoid the rainfall when big water level to cross the extension, further improve the security of extension. In summary, the beneficial effects of the invention are as follows: the automatic rain-proof device can prevent rainwater from entering the extension machine, provide effective protection for the extension machine, automatically adjust the height of the extension machine, prevent the water level from exceeding the extension machine when the rainfall is large, realize the operation of the roller shutter and the height adjustment of the extension machine through one driving piece, and save the manufacturing and using cost.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention, fig. 2 is a front cross-sectional view of the hvth cabinet, fig. 3 is an enlarged schematic diagram of the part a of the structure of fig. 2, fig. 4 is an enlarged schematic diagram of the part B of the structure of fig. 2, fig. 5 is a schematic diagram of the hvth cabinet, and fig. 6 is a schematic diagram of the structure of the positioning column.
In the figure: the rain-proof assembly comprises a 1-extension machine, a 11-cabinet door, a 111-handle, a 2-rain-proof assembly, a 21-top plate, a 211-drainage groove, a 212-ejector pin, a 213-first sensor, a 214-heating wire, a 22-mounting seat, a 221-power chamber, a 23-rotating shaft, a 231-bearing, a 232-screw hole, a 233-adjusting block, a 234-first spring, a 235-accommodating groove, a 236-elastic block, a 237-positioning block, a 238-cord, a 24-rolling curtain, a 241-connecting rod, a 242-positioning column, a 243-positioning groove, a 25-rotating rod, a 251-key hole, a 26-driving piece, a 261-key groove, a 262-limiting groove, a 27-key block, a 271-limiting block, a 28-storage battery, a 3-lifting assembly, a 31-base, a 32-threaded shaft, a 33-lifting block, a 331-square key, a 332-top ring, a 333-cavity, a 34-airbag, a 35-limiting rod and a 36-second sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1-6, the invention provides a smart high-speed multi-pulse direct current remote power supply system, which comprises a host, wherein the host is connected with a power grid through a cable, the voltage in the power grid is 380V, the host is connected with a high-voltage direct current cabinet through a cable, an AC/DC module is arranged in the high-voltage direct current cabinet, the AC/DC module can convert 380VAC (i.e. 380V alternating current voltage) into 750VDC (i.e. 750V direct current voltage), the power supply range can be enlarged by improving the power supply voltage, the high-voltage direct current cabinet is connected with a shunt controller through a cable, the shunt controller is connected with a plurality of extensions 1 through cables, the extensions 1 are uniformly arranged on two sides of the high-speed line, the extensions 1 are connected with power utilization devices through cables, and the power utilization devices comprise street lamps, an ETC detection device, a speed measuring device and the like.
Referring to fig. 1 to 6, a rain-proof assembly 2 and a lifting assembly 3 are arranged on the extension 1, wherein the rain-proof assembly 2 comprises a top plate 21, an ejector rod 212, a first sensor 213, a mounting seat 22, a rotating shaft 23, an adjusting block 233, a first spring 234, a roller shutter 24, a connecting rod 241, a rotating rod 25, a driving piece 26 and a key block 27. The roof 21 locates extension 1 top, and extension 1 top surface rigid coupling has a plurality of ejector pins 212, and ejector pins 212 all rigid coupling roof 21, roof 21 can play the solar protection effect when fine day, avoid extension 1 to receive sun directly to shine and lead to inside temperature to rise, can play the shielding effect when sleet weather again, and roof 21 is the frustum shape, can prevent that sleet from piling up. The bottom surface of the extension 1 is fixedly connected with a mounting seat 22, a rotating shaft 23 is rotatably arranged between the mounting seat 22 and the top plate 21, the rotating shaft 23 is arranged on one side of the extension 1, the top end of the rotating shaft 23 is fixedly connected with the inner ring of a bearing 231, and the outer ring of the bearing 231 is fixedly connected with the top plate 21, so that the rotating shaft 23 can be guaranteed to rotate, and the rotating shaft 23 can be prevented from falling off. The roller shutter 24 is wound on the rotating shaft 23, sliding grooves matched with the roller shutter 24 are formed in the top plate 21 and the mounting seat 22, when the roller shutter 24 is unfolded along the sliding grooves, the extension machine 1 can be protected, the extension machine 1 is prevented from water inflow, the roller shutter 24 is folded in sunny days, and the heat dissipation effect of the extension machine 1 can be guaranteed. The mounting seat 22 is internally provided with a power chamber 221, the free end of the roller shutter 24 is fixedly connected with a connecting rod 241 penetrating into the power chamber 221, the connecting rod 241 is fixedly connected with a rotating rod 25 which is horizontally arranged, the other end of the rotating rod 25 is movably connected with a driving piece 26, the driving piece 26 is fixed on the top wall of the power chamber 221, one end of the connecting rod 241, which is close to the driving piece 26, is sleeved with a key block 27, the key block 27 is sleeved outside an output shaft of the driving piece 26, the side wall of the inner ring of the key block 27 is fixedly provided with a limiting block 271, the output shaft of the driving piece 26 is provided with a limiting groove 262 matched with the limiting block 271, the limiting block 271 and the limiting groove 262 are matched to enable the key block 27 to slide up and down, and when the key block 27 is matched with the rotating rod 25, the driving piece 26 can drive the rotating rod 25 to rotate, so that the roller shutter 24 is unfolded along a sliding groove. The top end of the top plate 21 is fixedly connected with a first sensor 213, and the first sensor 213 controls the driving piece 26 to start when rainfall or snowfall is detected.
Referring to fig. 1-6, a screw hole 232 is formed in the middle of the rotating shaft 23, an adjusting block 233 is arranged in the screw hole 232, threads matched with the screw hole 232 are formed on the outer wall of the adjusting block 233, a first spring 234 is fixedly connected to the top end of the adjusting block 233, a top plate 21 is fixedly connected to the top end of the first spring 234, the strength of the first spring 234 is set, and when the rotating shaft 23 rotates, the adjusting block 233 cannot rotate. When the driving piece 26 drives the rolling curtain 24 to be unfolded, the rotating shaft 23 rotates, under the action of threads on the adjusting block 233 and the screw hole 232, the adjusting block 233 is upwards compressed by the first spring 234, and when the driving piece 26 reversely rotates, the adjusting block 233 is downwards pushed by the first spring 234, so that the rotating shaft 23 reversely rotates, the rolling curtain 24 is automatically retracted, and normal operation of the device is ensured.
Referring to fig. 1to 6, the lifting assembly 3 includes a base 31, a screw shaft 32, a lifting block 33, a square key 331, a top ring 332, a limit rod 35, and a second sensor 36. The base 31 is arranged below the mounting seat 22, the base 31 is in butt joint with the mounting seat 22, a threaded shaft 32 penetrating into the power chamber 221 is arranged on the base 31, a penetrating hole matched with the threaded shaft 32 is formed in the side wall of the power chamber 221, threads matched with the threaded shaft 32 are arranged at the penetrating hole, lifting of the mounting seat 22 can be achieved through rotation of the threaded shaft 32, water entering the extension 1 caused by water logging on a road surface is avoided from overflowing the extension 1, a plurality of limiting rods 35 penetrating into the power chamber 221 are arranged on the base 31, and the limiting rods 35 can ensure that the mounting seat 22 cannot rotate along with the threaded shaft 32. The screw shaft 32 middle part is equipped with the through-hole, is equipped with lifting block 33 in the through-hole, is equipped with cavity 333 in the lifting block 33, and when the road surface had ponding, lifting block 33 can rise under the effect of buoyancy, lifting block 33 top rigid coupling has square key 331, is equipped with on the driving piece 26 with square key 331 complex keyway 261, lifting block 33 top surface rigid coupling has top ring 332, when lifting block 33 risees to top ring 332 jack-up key piece 27, makes key piece 27 break away from keyhole 251, square key 331 cooperates with keyway 261, and only drives screw shaft 32 rotation when driving piece 26 operates to control the lift of mount pad 22. The bottom of the mounting seat 22 is provided with a plurality of holes, so that accumulated water can be conveniently lifted up and down the lifting block 33. The outer side wall of the mounting seat 22 is fixedly connected with a second sensor 36, the second sensor 36 can control the operation of the driving piece 26, and when the second sensor 36 detects the water level, the square key 331 is matched with the key groove 261.
Referring to fig. 1-6, in the invention, an extension 1 is an anti-corrosion extension, an outer shell of the extension 1 is subjected to anti-corrosion treatment, such as chrome plating, nickel plating, zinc plating and the like, so that the service life of the extension 1 is longer, the anti-corrosion extension comprises a cabinet body and electrical components in the cabinet body, the electrical components are fixed in the cabinet body, a cabinet door 11 is hinged on the side wall of the extension 1, the cabinet door 11 can be locked, a handle 111 is arranged on the cabinet door 11, the cabinet door 11 is convenient to open, an electric wire hole is arranged on the side wall of the extension 1, and the electrical components are convenient to connect with a circuit.
Referring to fig. 1 to 6, preferably, a positioning column 242 is fixed on a side wall of a free end of the roller shutter 24, a receiving groove 235 matched with the positioning column 242 is provided on a side wall of the rotating shaft 23, a positioning block 237 is slidably connected to a top wall of the receiving groove 235, a positioning groove 243 matched with the positioning block 237 is provided on the positioning column 242, when the positioning block 237 is matched with the positioning groove 243, the position of the roller shutter 24 can be fixed, an elastic block 236 is fixedly connected to a side wall of the receiving groove 235, a wire 238 is fixedly connected to the elastic block 236, the other end of the wire 238 is fixedly connected to a top end of the positioning block 237, when the positioning column 242 compresses the elastic block 236, the positioning block 237 rises under the action of the wire 238 and is disengaged from the positioning groove 243, and at this time, the positioning column 242 moves out of the receiving groove 235, and the elastic block 236 slowly recovers to prevent the positioning block 237 from moving.
Referring to fig. 1 to 6, preferably, the top plate 21 is a solar panel, the heating wire 214 is fixed in the top plate 21, the heating wire 214 can heat and prevent snow from accumulating on the top of the top plate 21 to affect the top plate 21 to collect solar energy, the storage battery 28 is fixed in the power chamber 221, the storage battery 28 is electrically connected with the top plate 21, the first sensor 213, the heating wire 214, the driving member 26 and the second sensor 36, and the top plate 21 can convert solar energy into electric energy and store the electric energy in the storage battery 28 in sunny days, so that energy can be saved.
Referring to fig. 1 to 6, it is preferable that the top surface of the top plate 21 is provided with a plurality of drainage grooves 211 to accelerate the drainage of rain and snow.
Referring to fig. 1 to 6, it is preferable that the side edges of the top surface of the mounting seat 22 are chamfered, so that rain and snow can fall down in time, and the accumulation of rain and snow is avoided from entering the extension machine 1.
Referring to fig. 1-6, the drive member 26 is preferably a motor that provides sufficient power for the operation of the device.
Referring to fig. 1-6, an airbag 34 is fixedly connected to the bottom end of the lifting block 33, so that larger buoyancy can be provided for the lifting block 33, and smooth operation of the device is ensured.
The invention is implemented in the following steps: 380VAC in the power grid is converted into 750VDC after being boosted by the AC/DC module, the power supply range is enlarged, and the 750VDC is reduced in the DC/AC module and converted into 220VAC, so that the power consumption device is powered.
The roller shutter 24 is wound on the rotating shaft 23 during sunny days, and the top plate 21 converts solar energy into electric energy and stores the electric energy in the storage battery 28; when the first sensor 213 detects rainfall, the driving piece 26 is started, at this time, the key block 27 is matched with the key hole 251, the driving piece 26 drives the rolling curtain 24 to be unfolded along the sliding groove, the positioning column 242 enters the accommodating groove 235, the positioning block 237 is matched with the positioning groove 243 to lock the rolling curtain 24, and the rolling curtain 24 and the top plate 21 cover the extension machine 1, so that rainwater is prevented from entering the extension machine 1. When water is accumulated on the road surface with larger rainfall, under the action of the air bag 34 and the cavity 333, the lifting block 33 is lifted to jack up the key block 27, so that the key block 27 is separated from the key hole 251, at the moment, the square key 331 is matched with the key groove 261, when the second sensor 36 detects the water level, the driving piece 26 is started again, the driving piece 26 drives the threaded shaft 32 to rotate, and under the action of the limiting rod 35, the mounting seat 22 drives the extension 1 to lift up to prevent rainwater from entering the extension 1.
When the first sensor 213 does not detect the rain and the second sensor 36 can detect the water level after the rain stops, the driving member 26 does not operate, and when the second sensor 36 does not detect the water level, the driving member 26 is reversed, and since the water level is slow, the second sensor 36 can control the driving member 26 to gradually reset the mounting base 22 and the extension 1, the lifting block 33 descends, the key block 27 is engaged with the key hole 251 again, and the roller shutter 24 is rewound on the rotation shaft 23 under the action of the driving member 26, the first spring 234 and the adjusting block 233.
The invention provides an intelligent high-speed multi-pulse direct current remote power supply system, which can boost current during remote power supply by arranging a high-voltage direct current cabinet, an AC/DC module, an extension and a DC/AC module, thereby comprising a power supply range and reducing power supply loss; by arranging the rainproof assembly, rainwater can be effectively prevented from entering the extension, the safety of the extension is improved, solar energy can be collected for self-use, and the energy consumption is reduced; through setting up lifting unit, can automatically regulated extension highly, avoid the rainfall when big water level to cross the extension, further improve the security of extension. In summary, the beneficial effects of the invention are as follows: the automatic rain-proof device can prevent rainwater from entering the extension machine, provide effective protection for the extension machine, automatically adjust the height of the extension machine, prevent the water level from exceeding the extension machine when the rainfall is large, realize the operation of the roller shutter and the height adjustment of the extension machine through one driving piece, and save the manufacturing and using cost.
Of course, the present invention is capable of other various embodiments and its several details are capable of modification and variation in light of the present invention, as will be apparent to those skilled in the art, without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (9)

1. An intelligent high-speed multi-pulse direct current remote power supply system, which is characterized by comprising:
a host connected to the power grid;
the high-voltage direct-current cabinet is connected with the host, and an AC/DC module is arranged in the high-voltage direct-current cabinet and used for converting 380VAC into 750VDC;
The extensions are arranged at two sides of the high-speed line, and are internally provided with DC/AC modules which are used for converting 750VDC into 220VAC;
A plurality of electricity utilization devices connected with the extension machines;
The rain-proof assembly comprises a top plate and a mounting seat, wherein the top plate is arranged above the extension machine, a first sensor is arranged at the top of the top plate, the mounting seat is arranged below the extension machine, a rotating shaft is rotatably arranged between the top plate and the mounting seat, a rolling curtain is wound on the rotating shaft, an adjusting block which is elastically connected with the top plate is arranged in the rotating shaft, a power chamber is arranged in the mounting seat, a connecting rod penetrating into the power chamber is arranged at the free end of the rolling curtain, the connecting rod is connected with a rotating rod, and the rotating rod is movably connected with a driving piece arranged in the power chamber;
The lifting assembly comprises a base and a threaded shaft, wherein the base is arranged below the mounting seat, the threaded shaft penetrating into the power chamber is arranged on the base, a lifting block is slidably connected onto the threaded shaft, a cavity is formed in the lifting block, a square key is arranged at the top of the lifting block, a key groove matched with the square key is formed in the driving piece, a limiting rod penetrating into the power chamber is arranged on the base, and a second sensor is arranged on the side wall of the mounting seat.
2. The intelligent high-speed multi-pulse direct current remote power supply system according to claim 1, wherein the power grid, the host, the high-voltage direct current cabinet, the plurality of extensions and the power utilization devices are all connected through cables.
3. The intelligent high-speed multi-pulse direct current remote power supply system according to claim 1, wherein the power utilization device comprises a street lamp, an ETC detection device, a speed measuring device and the like.
4. The intelligent high-speed multi-pulse direct current remote power supply system according to claim 1, wherein the high-voltage direct current cabinet is connected with a shunt controller through a cable, and the shunt controller is connected with a plurality of extensions through cables.
5. The intelligent high-speed multi-pulse direct current remote power supply system according to claim 1, wherein a positioning column is arranged on the side wall of the free end of the roller shutter, a containing groove matched with the positioning column is arranged on the rotating shaft, a positioning block matched with the positioning column is arranged on the top wall of the containing groove, an elastic block is arranged on the side wall of the containing groove, and a cotton rope is connected between the elastic block and the positioning block.
6. The intelligent high-speed multi-pulse direct current remote power supply system according to claim 1, wherein a storage battery is arranged in the power chamber, and the storage battery is electrically connected with the top plate, the driving piece, the first sensor and the second sensor.
7. The intelligent high-speed multi-pulse direct current remote power supply system according to claim 6, wherein the top plate is a solar panel, heating wires are arranged in the top plate, and the heating wires are connected with a storage battery.
8. The intelligent high-speed multi-pulse direct current remote power supply system according to claim 1, wherein a key block is sleeved at one end of the rotating rod, which is close to the driving piece, and the key block is connected with an output shaft of the driving piece in a sliding manner.
9. The intelligent high-speed multi-pulse direct current remote power supply system according to claim 1, wherein a top ring is arranged on the top surface of the lifting block, and an air bag is connected to the bottom end of the lifting block.
CN202410295935.0A 2024-03-15 2024-03-15 Intelligent high-speed multi-pulse direct current remote power supply system Active CN117913679B (en)

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