CN207880700U

CN207880700U - Led street lamp

Info

Publication number: CN207880700U
Application number: CN201820317106.8U
Authority: CN
Inventors: 罗强
Original assignee: Leshan City Or Source Of Lighting Engineering Co Ltd To Install
Current assignee: Leshan City Or Source Of Lighting Engineering Co Ltd To Install
Priority date: 2018-03-07
Filing date: 2018-03-07
Publication date: 2018-09-18
Anticipated expiration: 2028-03-07

Abstract

The utility model discloses a kind of LED street lamps for avoiding surge voltage from damaging the various electronic components in street lamp.The LED street lamp, including lamp stand, arm, lamp cap, the upper end of lamp stand is provided with solar panel, lamp stand is internally provided with inverter, energy supply control module, accumulator and the power cord being electrically connected with city, the input terminal of the energy supply control module is provided with surge protection circuit, surge protection circuit is arranged by the input terminal in energy supply control module in the LED street lamp, it either thunders rainy day, or the surge voltage that line generates, surge protection circuit can prevent surge voltage from being had an impact to the various electronic components in street lamp, overcurrent is provided to the various electronic components in street lamp, overvoltage and abnormal protection, it is highly reliable, and service life is long, cost is relatively low.It is suitble to promote and apply in street lamp field.

Description

LED street lamp

Technical field

The utility model is related to street lamp fields, and in particular to a kind of LED street lamp.

Background technology

Street lamp shows the lamps and lanterns that road provides illumination functions, refers to lamps and lanterns in the middle road lighting range of traffic lighting.Road Lamp is widely used in the various places for needing to illuminate.Solar street light can be generated electricity and be stored with sunlight, can be significantly The consumption for reducing alternating current, to energy saving, daytime solar street light under the control of intelligent controller, solar panel warp The irradiation of sunlight is crossed, solar energy is absorbed and is converted into electric energy, daytime, solar module charged to accumulator, evening electric power storage Pond supplies electrical power to light source power supply, realizes illumination functions.Solar street light can greatly reduce for traditional street lamp The consumption of alternating current, to energy saving.

Existing LED street lamp includes lamp stand, arm, lamp cap, and on the lamp stand that one end of the arm is fixed on, lamp cap is fixed The lower end of the other end of arm, lamp stand is provided with fixed seat, the upper end of lamp stand is provided with solar panel, the inside of lamp stand Be provided with inverter, energy supply control module, accumulator and the power cord being electrically connected with city, the input terminal of the inverter with too Positive energy solar panel is connected, and the output end of the inverter is connected with the input terminal of energy supply control module, the power cord and power supply The input terminal of control module is connected, output end and the accumulator charging connection of the energy supply control module, the accumulator it is defeated Outlet is connected with lamp cap, and control switch is provided between the accumulator and lamp cap, and existing LED street lamp is deposited in use In problems with：Since street lamp is an exposure to the external world, on rainy day of thundering, it is easy to so that the input terminal production of energy supply control module Raw surge voltage, while being also easy to generate surge voltage in line, surge voltage easily causes various in street lamp Electronic component damages, and causes street lamp failure frequent occurrence.

Utility model content

Avoid surge voltage to the various electronics in street lamp the technical problem to be solved by the utility model is to provide a kind of The LED street lamp that component damages.

Technical solution is used by the utility model solves above-mentioned technical problem：The LED street lamp, including lamp stand, arm, One end of lamp cap, the arm is fixed on lamp stand, and lamp cap is fixed on the other end of arm, and the lower end of lamp stand is provided with fixation Seat, the upper end of lamp stand are provided with solar panel, lamp stand be internally provided with inverter, energy supply control module, accumulator with And the power cord being electrically connected with city, the input terminal of the inverter are connected with solar panel, the output end of the inverter It is connected with the input terminal of energy supply control module, the power cord is connected with the input terminal of energy supply control module, the power supply control The output end of module and accumulator charging connection, the output end of the accumulator are connected with lamp cap, the accumulator and lamp cap it Between be provided with control switch, the input terminal of the energy supply control module is provided with surge protection circuit, the surge protection circuit Further include gas-discharge tube including firewire input terminal, zero curve input terminal, ground wire input terminal, fire wire output end and zero line output end One, gas-discharge tube two, gas-discharge tube three, resistance one, resistance two, resistance three, resistance four, Thermal Cutoffs one, inductance one And inductance two, the resistance one, resistance two, resistance three, resistance four are all the metal oxide varistor of Thermal protection type；Temperature One end of fuse one is connected with firewire input terminal, and the both ends of resistance one are put with the other end of Thermal Cutoffs one and gas respectively One end of fulgurite one is connected, and the both ends of resistance two are connected with the other end of gas-discharge tube one and zero curve input terminal respectively, gas The another end of discharge tube one is connected with ground wire input terminal；The both ends of resistance three respectively with the other end and gas of Thermal Cutoffs one One end of discharge tube two is connected, and the other end of gas-discharge tube two connects with zero curve input terminal；The both ends of resistance four respectively with fire One end of line output terminal and gas-discharge tube three is connected, and the other end of gas-discharge tube three is connected with zero line output end；Temperature is protected The other end of dangerous silk one is connected by inductance one with fire wire output end, and zero curve input terminal passes through inductance two and zero line output end phase Even, further include indicator light and divider resistance, a pin of the Thermal Cutoffs of resistance one and the one of the Thermal Cutoffs of resistance two Pin connects, and another pin of the Thermal Cutoffs of resistance two connects with a pin of the Thermal Cutoffs of resistance three again, resistance Another pin of three Thermal Cutoffs is connected by divider resistance with the anode of indicator light, the cathode of indicator light again with resistance four Thermal Cutoffs a pin be connected.

Further, the fixed seat includes circular sleeve, pedestal, it is provided on the pedestal and matches with lamp stand Through-hole, the internal diameter of the circular sleeve and the outer diameter of lamp stand match, and the circular sleeve is fixed on pedestal, on the pedestal Be provided with foundation bolt, the through-hole that the lower end of the lamp stand sequentially passes through circular sleeve and is arranged on pedestal, through-hole it is interior Annular groove is provided on wall, the central axis of the annular groove is overlapped with the central axis of through-hole, the foundation bolt with The distance between central axis of through-hole is more than the radius of annular groove, is provided with and annular groove phase in the annular groove The ring-type fixing plate matched, the ring-type fixing plate are set in the lower end of lamp stand and are fixed together with lamp stand, and it is fixed to be located at annular It is provided with the first limit hole on pedestal above plate, the second limit hole is provided on ring-type fixing plate, is located under ring-type fixing plate It is provided with third limit hole on the pedestal of side, first limit hole, the second limit hole, third limit hole size are identical, and the The center of one limit hole, the center of the second limit hole, third limit hole centre distance through-hole centre distance it is identical, further include The Limit screw to match with the first limit hole, when the first limit hole, the second limit hole, third limit hole overlap.

Further, further including the pressure generating set being arranged on road below deceleration band, the pressure electricity-generating The output end of device is connected with the input terminal of energy supply control module, and the pressure generating set includes pedestal, compression gas pipe, described Pedestal is arranged below deceleration band, and surrounding connector made of rubber and the pedestal of the deceleration band are fixed on one It rises, the deceleration band, connector, pedestal surround a closed cavity jointly, in one end and cavity of the compression gas pipe Portion is connected to, and the compression gas pipe one end that is connected with pedestal is provided with one-way exhaust valve, and one-way air inlet is provided on the connector Valve, the other end of the compression gas pipe are connected with electrification structure, the output end of the electrification structure and energy supply control module it is defeated Enter end to be connected, the electrification structure includes holder, rotation axis, rotor generator, closed shell, and the stator of rotor generator is fixed On holder, the closed shell, which is arranged, to be fixed in the lower section of rotor generator and closed shell on holder, the rotation axis Upper end pass through the rotor of rotor generator and be fixedly connected with the rotor, the lower end of rotation axis passes through closed and stretches into closed shell It is interior, impeller is provided in the closed shell, and impeller is fixed on the lower end of rotation axis, is provided with below the closed shell The shape of conduit, the conduit is in four/three-arc shape, and the conduit is vertically arranged, the conduit lower end and 3/4ths circles The center of arc is located in same level, and the opening upwards of conduit lower end, and the lower end of the conduit is connected with jet pipe, the spray Pipe is vertically arranged, and the lower end of jet pipe is connected to the lower end of conduit, and the upper end of jet pipe extends to inside closed shell, and jet pipe is upper End opening drives impeller to turn towards one of impeller blade tip when the blade surface of the water injection in jet pipe to impeller Dynamic, the upper end of the conduit is located at the surface at four/three-arc center, the upper end of the conduit by drainage tube with it is closed Shell is connected, and the lower end of drainage tube is connected to the upper end of conduit, is connected to inside the upper end of drainage tube and closed shell, the compression The end of tracheae is connected to conduit, and the injection direction of compression gas pipe end air-flow and conduit are tangent, and compression gas pipe end gas The injection direction of stream is identical as the flow flow direction at this in conduit, and the flow flow direction in the conduit is from conduit Upper end flows to the lower end of conduit, and the first check valve is provided on conduit, and first check valve is located at upper end and the pressure of conduit On conduit between contracting tracheae end, the second check valve, the rotor hair are provided on position of the compression gas pipe by proximal end The output end of motor is connected with the input terminal of energy supply control module.

Further, the energy supply control module, which is STM32L151, controls chip.

The beneficial effects of the utility model：Surge protection is arranged by the input terminal in energy supply control module in the LED street lamp Circuit, the surge voltage of either thunder rainy day or line generation, surge protection circuit can prevent surge electric Pressure has an impact the various electronic components in street lamp, and overcurrent, overvoltage and different are provided to the various electronic components in street lamp Often protection, it is highly reliable, and service life is long, cost is relatively low.

Description of the drawings

Fig. 1 is the structural schematic diagram of LED street lamp described in the utility model；

Description of symbols in figure：Lamp stand 1, arm 2, lamp cap 3, fixed seat 4, circular sleeve 401, pedestal 402, through-hole 403, Foot bolt 404, annular groove 405, ring-type fixing plate 406, the first limit hole 407, the second limit hole 408, third limit hole 409, Limit screw 410, solar panel 5, inverter 6, energy supply control module 7, accumulator 8, power cord 9, control switch 10, surge protection circuit 11, pressure generating set 12, pedestal 1201, compression gas pipe 1202, deceleration band 1203, connector 1204, cavity 1205, one-way exhaust valve 1206, breather cheek valve 1207, electrification structure 1208, holder 120801, rotation axis 120802, rotor generator 120803, closed shell 120804, impeller 120805, conduit 120806, jet pipe 120807, drainage Pipe 120808, the first check valve 120809, the second check valve 120810；

Fig. 2 is the circuit structure diagram of surge protection circuit described in the utility model；

Description of symbols in figure：L1 is inductance one, and L2 is inductance two, and G1 is gas-discharge tube one, and G2 is gas-discharge tube two, G3 is gas-discharge tube three, and TMOV1 is resistance one, and TMOV2 is resistance two, and TMOV3 is resistance three, and TMOV4 is resistance four, LED For indicator light, R is divider resistance, and TCO1 is Thermal Cutoffs one.

Specific implementation mode

Specific embodiment of the present utility model is further described below in conjunction with the accompanying drawings.

As shown in Figure 1, 2, the LED street lamp, including lamp stand 1, arm 2, lamp cap 3, one end of the arm 2 are fixed on lamp stand On 1, lamp cap 3 is fixed on the other end of arm 2, and the lower end of lamp stand 1 is provided with fixed seat 4, and the upper end of lamp stand 1 is provided with solar energy Solar panel 5, lamp stand 1 are internally provided with inverter 6, energy supply control module 7, accumulator 8 and the power cord being electrically connected with city 9, the input terminal of the inverter 6 is connected with solar panel 5, output end and the energy supply control module 7 of the inverter 6 Input terminal be connected, the power cord 9 is connected with the input terminal of energy supply control module 7, the output end of the energy supply control module 7 and The output end of 8 charging connection of accumulator, the accumulator 8 is connected with lamp cap 3, and control is provided between the accumulator 8 and lamp cap 3 Make switch 10, it is characterised in that：The input terminal of the energy supply control module 7 is provided with surge protection circuit 11, and the surge is protected Protection circuit 11 includes firewire input terminal, zero curve input terminal, ground wire input terminal, fire wire output end and zero line output end, further includes gas Body discharge tube one, gas-discharge tube two, gas-discharge tube three, resistance one, resistance two, resistance three, resistance four, Thermal Cutoffs One, inductance one and inductance two, the resistance one, resistance two, resistance three, resistance four are all that the metal oxide of Thermal protection type is pressure-sensitive Resistance；One end of Thermal Cutoffs one is connected with firewire input terminal, and the both ends of resistance one are another with Thermal Cutoffs one respectively End and one end of gas-discharge tube one are connected, the both ends of resistance two respectively with the other end of gas-discharge tube one and zero curve input terminal It is connected, the another end of gas-discharge tube one is connected with ground wire input terminal；The both ends of resistance three are another with Thermal Cutoffs one respectively One end and one end of gas-discharge tube two are connected, and the other end of gas-discharge tube two connects with zero curve input terminal；The two of resistance four End is connected with one end of fire wire output end and gas-discharge tube three respectively, the other end and the zero line output end phase of gas-discharge tube three Even；The other end of Thermal Cutoffs one is connected by inductance one with fire wire output end, and zero curve input terminal passes through inductance two and zero curve Output end is connected, and further includes indicator light and divider resistance, and a pin of the Thermal Cutoffs of resistance one is protected with the temperature of resistance two One pin of dangerous silk connects, another pin of the Thermal Cutoffs of resistance two and the pin phase with the Thermal Cutoffs of resistance three It connects, another pin of the Thermal Cutoffs of resistance three is connected by divider resistance with the anode of indicator light, and the cathode of indicator light is again It is connected with a pin of the Thermal Cutoffs of resistance four.Surge is arranged by the input terminal in energy supply control module 7 in the LED street lamp Circuit 11 is protected, the surge voltage of either thunder rainy day or line generation, surge protection circuit 11 can be prevented Only surge voltage has an impact the various electronic components in street lamp, in street lamp various electronic components provide overcurrent, Overvoltage and abnormal protection, it is highly reliable, and service life is long, cost is relatively low.

Further, the fixed seat 4 includes circular sleeve 401, pedestal 402, it is provided on the pedestal 402 and lamp The outer diameter of the through-hole 403 that bar 1 matches, the internal diameter and lamp stand 1 of the circular sleeve 401 matches, and the circular sleeve 401 is solid It is scheduled on pedestal 402, foundation bolt 404 is provided on the pedestal 402, the lower end of the lamp stand 1 sequentially passes through circular sleeve 401 and the through-hole 403 that is arranged on pedestal 402, annular groove 405, the annular groove are provided on the inner wall of through-hole 403 405 central axis is overlapped with the central axis of through-hole 403, between the foundation bolt 404 and the central axis of through-hole 403 Distance is more than the radius of annular groove 405, and it is solid that the annular to match with annular groove 405 is provided in the annular groove 405 Fixed board 406, the ring-type fixing plate 406 are set in the lower end of lamp stand 1 and are fixed together with lamp stand 1, are located at ring-type fixing plate It is provided with the first limit hole 407 on the pedestal 402 of 406 tops, the second limit hole 408 is provided on ring-type fixing plate 406, is located at It is provided with third limit hole 409, first limit hole 407, the second limit hole on the pedestal 402 of 406 lower section of ring-type fixing plate 408,409 size of third limit hole is identical, and the center of the first limit hole 407, the center of the second limit hole 408, third limit The centre distance of the centre distance through-hole 403 in hole 409 is identical, further includes the Limit screw to match with the first limit hole 407 410, when the first limit hole 407, the second limit hole 408, third limit hole 409 overlap, Limit screw 410 can be sequentially inserted into First limit hole 407, the second limit hole 408, third limit hole 409.By redesigning fixed seat 4, pedestal 402 passes through ground Foot bolt 404 and the pre-buried concrete of street lamp lower end are fixed together, and are usually being not necessarily to overhaul the lamp cap 3 above road When, Limit screw 410 is sequentially inserted into the first limit hole 407, the second limit hole 408, third limit hole 409, annular is solid in this way Fixed board 406 is fixed together with pedestal 402 and can not rotate, and when needing to overhaul the lamp cap 3 above road, will limit Screw rod 410 takes out, and can rotate street lamp post 1 at this time makes it rotate 180 degree, and such lamp cap 3 is located in the upper of walkway Side, service personnel can set up ladder to overhaul on walkway, it is not necessary that roadblock is arranged, not interfere with road friendship It is logical.

Further, further including the pressure generating set 12 being arranged on road below deceleration band 1203, the pressure The output end of power generation device 12 is connected with the input terminal of energy supply control module 7, and the pressure generating set 12 includes pedestal 1201, compression gas pipe 1202, the pedestal 1201 are arranged below deceleration band 1203, and the surrounding of the deceleration band 1203 is logical It crosses connector 1204 made of rubber to be fixed together with pedestal 1201, the deceleration band 1203, connector 1204, pedestal 1201 surround a closed cavity 1205 jointly, and one end of the compression gas pipe 1202 is connected to 1205 inside of cavity, described The one end that is connected with pedestal 1201 of compression gas pipe 1202 is provided with one-way exhaust valve 1206, is provided on the connector 1204 unidirectional The other end of intake valve 1207, the compression gas pipe 1202 is connected with electrification structure 1208, the output of the electrification structure 1208 End is connected with the input terminal of energy supply control module 7, and the electrification structure 1208 includes holder 120801, rotation axis 120802, turns The stator of sub- generator 120803, closed shell 120804, rotor generator 120803 is fixed on holder 120801, described close Closed shell body 120804, which is arranged, to be fixed in the lower section of rotor generator 120803 and closed shell 120804 on holder 120801, institute The upper end for stating rotation axis 120802 passes through the rotor of rotor generator 120803 and is fixedly connected with the rotor, rotation axis 120802 Lower end passes through closed and stretches into closed shell 120804, and impeller 120805, and leaf are provided in the closed shell 120804 Wheel 120805 is fixed on the lower end of rotation axis 120802, and the lower section of the closed shell 120804 is provided with conduit 120806, institute The shape for stating conduit 120806 is in four/three-arc shape, and the conduit 120806 is vertically arranged, 120806 lower end of the conduit It is located in same level with the center of four/three-arc, and the opening upwards of 120806 lower end of conduit, the conduit 120806 lower end is connected with jet pipe 120807, and the jet pipe 120807 is vertically arranged, the lower end of jet pipe 120807 and conduit 120806 lower end connection, the upper end of jet pipe 120807 extends to inside closed shell 120804, and the upper end of jet pipe 120807 Opening is towards one of impeller 120805 blade tip, when the water injection in jet pipe 120807 to the blade of impeller 120805 Impeller 120805 is driven to rotate when surface, the upper end of the conduit 120806 is located at the surface at four/three-arc center, institute The upper end for stating conduit 120806 is connected by drainage tube 120808 with closed shell 120804, the lower end of drainage tube 120808 with lead The upper end of pipe 120806 is connected to, and the upper end of drainage tube 120808 is connected to 120804 inside of closed shell, the compression gas pipe 1202 end is connected to conduit 120806, and the injection direction of 1202 end air-flow of compression gas pipe and conduit 120806 are tangent, And the injection direction of 1202 end air-flow of compression gas pipe is identical as the flow flow direction in conduit at this 120806, the conduit Flow flow direction in 120806 is the lower end that conduit 120806 is flowed to from the upper end of conduit 120806, on conduit 120806 It is provided with the first check valve 120809, first check valve 120809 is located at upper end and the compression gas pipe 1202 of conduit 120806 On conduit 120806 between end, it is provided with the second check valve 120810 on position of the compression gas pipe 1202 by proximal end, The output end of the rotor generator 120803 is connected with the input terminal of energy supply control module 7.Pass through the band that slows down on road Pressure generating set 12 is arranged in 1203 lower sections, and when there is automobile to pass through on deceleration band 1203, automobile is downward by deceleration band 1203 Pressure, the closed chamber that deceleration band 1203, connector 1204, pedestal 1201 surround jointly during deceleration band 1203 moves down 1205 volume of body becomes smaller, and the air in cavity 1205 is compressed and makes compressed air is flowed into from one-way exhaust valve 1206 to compress In tracheae 1202, the compressed air continuation in compression gas pipe 1202 is entered along compression gas pipe 1202 in conduit 120806, in turn Water is wrapped up in carrying pipe 120806 to spray along jet pipe 120807, due to jet pipe 120807 upper end opening towards impeller 120805 its In a blade tip, when blade surface of the water injection in jet pipe 120807 to impeller 120805 drive 120805 turns of impeller Dynamic, the rotation of impeller 120805 drives rotation axis 120802 to rotate, and rotation axis 120802 can drive turning for rotor generator 120803 To generate electricity, the flow for being ejected into 120805 blade surface of impeller drops into 120804 bottom of closed shell in turn for son rotation Out of drainage tube 120808 inflow catheter 120806, a cycle is formed, after automobile is by deceleration band 1203, deceleration item Band 1203 is moved upward to initial position under the action of connector 1204, while outside air enters from breather cheek valve 1207 So that plenum chamber restores to normal pressure state in cavity 1205, so that power generation operation, the pressure generating set 12 utilize vapour next time Vehicle rolls deceleration band 1203 and generates electricity, and providing another electric energy for street lamp supplies source, can be further reduced alternating current Consumption, it is energy saving.

In addition, convenient for the charging of control accumulator 8, the energy supply control module 7 is preferably that STM32L151 controls chip.

Claims

1.LED street lamps, including lamp stand (1), arm (2), lamp cap (3), one end of the arm (2) are fixed on lamp stand (1), lamp Head (3) is fixed on the other end of arm (2), and the lower end of lamp stand (1) is provided with fixed seat (4), and the upper end of lamp stand (1) is provided with too Positive energy solar panel (5), lamp stand (1) are internally provided with inverter (6), energy supply control module (7), accumulator (8) and and city The input terminal of the power cord (9) being electrically connected, the inverter (6) is connected with solar panel (5), the inverter (6) Output end is connected with the input terminal of energy supply control module (7), the input terminal phase of the power cord (9) and energy supply control module (7) Even, the output end of the energy supply control module (7) and accumulator (8) charging connection, the output end and lamp cap of the accumulator (8) (3) it is connected, control switch (10) is provided between the accumulator (8) and lamp cap (3), it is characterised in that：The power supply control The input terminal of module (7) is provided with surge protection circuit (11), and the surge protection circuit (11) includes firewire input terminal, zero curve Input terminal, ground wire input terminal, fire wire output end and zero line output end further include gas-discharge tube one, gas-discharge tube two, gas Discharge tube three, resistance one, resistance two, resistance three, resistance four, Thermal Cutoffs one, inductance one and inductance two, the resistance one, Resistance two, resistance three, resistance four are all the metal oxide varistor of Thermal protection type；One end of Thermal Cutoffs one and firewire Input terminal is connected, and the both ends of resistance one are connected with one end of the other end of Thermal Cutoffs one and gas-discharge tube one respectively, electricity The both ends of resistance two are connected with the other end of gas-discharge tube one and zero curve input terminal respectively, another end and the ground of gas-discharge tube one Line input terminal is connected；The both ends of resistance three are connected with one end of the other end of Thermal Cutoffs one and gas-discharge tube two respectively, The other end of gas-discharge tube two connects with zero curve input terminal；The both ends of resistance four respectively with fire wire output end and gas-discharge tube Three one end is connected, and the other end of gas-discharge tube three is connected with zero line output end；The other end of Thermal Cutoffs one passes through electricity Sense one is connected with fire wire output end, and zero curve input terminal is connected by inductance two with zero line output end, further includes indicator light and partial pressure Resistance, a pin of the Thermal Cutoffs of resistance one connect with a pin of the Thermal Cutoffs of resistance two, the temperature of resistance two Another pin of fuse connects with a pin of the Thermal Cutoffs of resistance three again, another pipe of the Thermal Cutoffs of resistance three Foot is connected by divider resistance with the anode of indicator light, the cathode of indicator light and the pin phase with the Thermal Cutoffs of resistance four Even.

2. LED street lamp as described in claim 1, it is characterised in that：The fixed seat (4) includes circular sleeve (401), pedestal (402), the through-hole (403) to match with lamp stand (1), the internal diameter of the circular sleeve (401) are provided on the pedestal (402) Match with the outer diameter of lamp stand (1), the circular sleeve (401) is fixed on pedestal (402), is arranged on the pedestal (402) There are foundation bolt (404), the lower end of the lamp stand (1) to sequentially pass through circular sleeve (401) and be arranged on pedestal (402) Through-hole (403), is provided with annular groove (405) on the inner wall of through-hole (403), the central axis of the annular groove (405) with The central axis of through-hole (403) overlaps, and the foundation bolt (404) and the distance between the central axis of through-hole (403) are more than The radius of annular groove (405), the interior annular to match with annular groove (405) that is provided with of the annular groove (405) are fixed Plate (406), the ring-type fixing plate (406) are set in the lower end of lamp stand (1) and are fixed together with lamp stand (1), are located at annular The first limit hole (407) is provided on pedestal (402) above fixed plate (406), ring-type fixing plate is provided with second on (406) Limit hole (408) is located on the pedestal (402) below ring-type fixing plate (406) and is provided with third limit hole (409), and described the One limit hole (407), the second limit hole (408), third limit hole (409) size are identical, and in the first limit hole (407) The heart, the center of the second limit hole (408), third limit hole (409) centre distance through-hole (403) centre distance it is identical, also Include the Limit screw (410) to match with the first limit hole (407), when the first limit hole (407), the second limit hole (408), When third limit hole (409) overlaps.

3. LED street lamp as described in claim 1, it is characterised in that：Further include being arranged on road under deceleration band (1203) The pressure generating set (12) of side, the input terminal phase of the output end and energy supply control module (7) of the pressure generating set (12) Even, the pressure generating set (12) includes pedestal (1201), compression gas pipe (1202), and pedestal (1201) setting is being slowed down Below band (1203), surrounding connector made of rubber (1204) and the pedestal (1201) of the deceleration band (1203) It is fixed together, the deceleration band (1203), connector (1204), pedestal (1201) surround a closed cavity jointly (1205), it is connected to inside one end of the compression gas pipe (1202) and cavity (1205), the compression gas pipe (1202) and pedestal (1201) connected one end is provided with one-way exhaust valve (1206), and breather cheek valve is provided on the connector (1204) (1207), the other end of the compression gas pipe (1202) is connected with electrification structure (1208), the electrification structure (1208) it is defeated Outlet is connected with the input terminal of energy supply control module (7), and the electrification structure (1208) includes holder (120801), rotation axis (120802), rotor generator (120803), closed shell (120804), the stator of rotor generator (120803) are fixed on branch On frame (120801), the closed shell (120804) is arranged in the lower section of rotor generator (120803) and closed shell (120804) it is fixed on holder (120801), the upper end of the rotation axis (120802) passes through rotor generator (120803) Rotor is simultaneously fixedly connected with the rotor, and the lower end of rotation axis (120802) passes through closed and stretches into closed shell (120804), institute It states in closed shell (120804) and is provided with impeller (120805), and impeller (120805) is fixed under rotation axis (120802) It holds, conduit (120806) is provided with below the closed shell (120804), the shape of the conduit (120806) is in four points Three-arc shape, the conduit (120806) is vertically arranged, the center of conduit (120806) lower end and four/three-arc In same level, and the opening upwards of conduit (120806) lower end, the lower end of the conduit (120806) are connected with spray It manages (120807), the jet pipe (120807) is vertically arranged, and the lower end of jet pipe (120807) connects with the lower end of conduit (120806) Logical, the upper end of jet pipe (120807) extends to closed shell (120804) inside, and the upper end opening direction of jet pipe (120807) One of impeller (120805) blade tip, when the blade table of the water injection in jet pipe (120807) to impeller (120805) Impeller (120805) is driven to rotate when face, the upper end of the conduit (120806) is located at the surface at four/three-arc center, The upper end of the conduit (120806) is connected by drainage tube (120808) with closed shell (120804), drainage tube (120808) Lower end be connected to the upper end of conduit (120806), connect inside the upper end of drainage tube (120808) and closed shell (120804) Logical, the end of the compression gas pipe (1202) is connected to conduit (120806), and the injection of compression gas pipe (1202) end air-flow Direction and conduit (120806) are tangent, and the injection direction of compression gas pipe (1202) end air-flow and conduit (120806) at this are interior Flow flow direction it is identical, flow flow direction in the conduit (120806) is to be flowed to from the upper end of conduit (120806) The lower end of conduit (120806) is provided with the first check valve (120809), first check valve on conduit (120806) (120809) it is located on the conduit (120806) between the upper end and compression gas pipe (1202) end of conduit (120806), is compressing Tracheae (1202) is provided with the second check valve (120810) on the position of proximal end, the rotor generator (120803) it is defeated Outlet is connected with the input terminal of energy supply control module (7).

4. LED street lamp as claimed in claim 3, it is characterised in that：The energy supply control module (7) controls for STM32L151 Chip.