CN115597040A

CN115597040A - Telescopic street lamp

Info

Publication number: CN115597040A
Application number: CN202211505521.3A
Authority: CN
Inventors: 王媛媛
Original assignee: Baorui Lighting Group Co ltd
Current assignee: Baorui Lighting Group Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-01-13
Anticipated expiration: 2042-11-29
Also published as: CN115597040B

Abstract

The application relates to a telescopic street lamp which is applied to the field of lighting equipment and comprises a base section and at least one telescopic section, wherein the base section is of a shell structure with a telescopic section accommodating cavity, the base section is sleeved on the telescopic section, and a lighting assembly is arranged at one end, far away from the telescopic section accommodating cavity, of the telescopic section; the inner wall of base section with be equipped with flexible section subassembly that stretches out and draws back between the flexible section, flexible section subassembly that stretches out and draws back includes drive unit and at least a pair of relative transmission unit who sets up, drive unit sets up to can the auto-lock and can drive under operating condition transmission unit drives flexible section stretches out or retracts. The utility model provides a flexible street lamp simple structure, the shrink back is small easily carries, and is little at the required operating space of expansion in-process, easily single installs it in narrow and small space.

Description

Telescopic street lamp

Technical Field

The application relates to the field of lighting equipment, in particular to a telescopic street lamp.

Background

A street lamp is a common device for road lighting, which can illuminate a road surface to facilitate the walking of pedestrians at night.

The street lamp in the prior art is generally large in size, lamp posts of the street lamp are generally of an integrated structure, some old districts and old people who need to be provided with the street lamp to ensure illumination are usually small in road space inside the street lamp, and the street lamp with the large size is inconvenient to carry inside the street lamp; however, in the split type street lamp, the number of the components needing to be spliced and installed is too large, and the installation process is generally complex and time-consuming; the existing folding mode of the street lamp is generally to fold a lamp post, the lamp post is usually unfolded on the ground in the installation process and then erected, the size of the actual outline of the lamp post in the horizontal direction is large in the unfolding process of the lamp post, multiple constructors are usually needed to be matched in the erecting process of the street lamp, even hoisting equipment is needed, and the street lamp is still inconvenient to install in a narrow space.

In view of the above, a retractable street light is needed.

Disclosure of Invention

In order to improve the difficult problem of carrying and installation in narrow and small space of street lamp, this application provides a flexible street lamp.

The application provides a flexible street lamp adopts following technical scheme:

a telescopic street lamp comprises a base section and at least one telescopic section, wherein the base section is of a shell structure with a telescopic section accommodating cavity, the base section is sleeved on the telescopic section, and a lighting assembly is arranged at one end, far away from the telescopic section accommodating cavity, of the telescopic section; the inner wall of base section with be equipped with flexible section subassembly that stretches out and draws back between the flexible section, flexible section subassembly that stretches out and draws back includes drive unit and at least a pair of relative transmission unit that sets up, drive unit sets up to can the auto-lock and can drive under operating condition transmission unit drives flexible section stretches out or retracts.

Through adopting above-mentioned technical scheme, set the lamp pole of street lamp to telescopic, can be so that the street lamp length (height) size under being in the shrink state is less, easily carries in constrictive road (like same alley), and easily directly stick up flexible street lamp earlier by the manual work under the shrink state, after sticking up, only need a constructor control drive unit can realize extending flexible street lamp and install, extend the installation, and the cost of labor can be saved to the installation simple.

Specifically, the base section comprises a base section main body, a base arranged at one end of the base section main body and a telescopic section limiting structure arranged at the other end of the base section main body; the base is connected with the ground, and a step structure is formed between the telescopic section limiting structure and the base section main body.

Through adopting above-mentioned technical scheme, flexible section limit structure can play spacing effect to flexible section, can prevent that flexible section from producing after extending to target in place and rocking, can guarantee that the illumination region that flexible street lamp jetted out does not produce and rocks, also can guarantee that lighting assembly is difficult for dropping.

Specifically, flexible section limit structure department is equipped with elastic sealing element to with form sealedly between the flexible section.

Through adopting above-mentioned technical scheme, the setting up of sealing member can guarantee that rainwater and dust etc. are difficult for the flexible section that gets into the base section from the gap between flexible section and the flexible section limit structure and hold the chamber to can guarantee to locate the flexible section and hold the life-span of parts such as flexible section flexible subassembly in the chamber.

Specifically, the driving unit comprises a self-locking take-up pulley, each transmission unit comprises a pulley block and a traction wire, and the pulley block is arranged on the inner wall of the base section and at least comprises a first pulley arranged at the step structure; one end of the traction wire is connected with the bottom of the telescopic section, and the other end of the traction wire is connected with the self-locking take-up pulley through the first pulley.

Through adopting above-mentioned technical scheme, through the switching-over effect of first pulley, can be so that set up the position that easy constructor controlled such as middle part or well lower part at the base section with the auto-lock take-up pulley to can conveniently control the flexible of flexible street lamp, and assembly pulley simple structure is with low costs the space that occupies for a short time.

Specifically, the assembly pulley still includes the switching-over pulley, each among the drive unit the one end of pull wire all with flexible section is connected, and the other end all passes through corresponding in order first pulley with the switching-over pulley with the auto-lock take-up pulley is connected.

Through adopting above-mentioned technical scheme, each drive unit sets up corresponding reverse wheel to carry out further switching-over through the corresponding pull wire of reverse wheel pair, make all pull wires all be connected with the auto-lock admission wheel, thereby make all pull wires control by same auto-lock admission wheel, with the stability when can guaranteeing flexible section and stretch out and draw back.

Specifically, the self-locking take-up pulley comprises a take-up pulley shell, a support partition plate arranged in the middle of the take-up pulley shell, a rotating shaft body connected with the support partition plate and extending towards two ends of the take-up pulley shell, and a pair of ratchet mechanisms arranged at two ends of the take-up pulley shell, wherein each ratchet mechanism comprises a ratchet wheel and a non-return pawl, one side of each ratchet wheel, which is close to the rotating shaft body, is provided with a sleeve structure so as to be sleeved on the shaft body through the sleeve structure, and a pre-compressed spring is arranged between the ratchet wheel and the support partition plate; and a handle structure is arranged at one end of the ratchet wheel, which is far away from the rotating shaft body.

By adopting the technical scheme, the ratchet wheel can have two working positions, namely a first working position which is positioned between the non-return pawls and can be restrained by the pawls, and a second working position which is far away from the pawls and can rotate freely; thereby can drive flexible section when first state position and stretch out and lock when flexible section extends to target in place, can realize driving flexible section withdrawal when being in the second state position.

Specifically, the sleeve structure is further provided with at least one pair of traction wire limiting partition plates which are arranged oppositely, and the traction wire is wound between the pair of traction wire limiting partition plates.

Through adopting above-mentioned technical scheme, every spacing baffle of haulage wire to relative setting can form spacing to the haulage wire for different haulage wires can not take place to twine each other when twining to the sleeve structure.

Further, the ratchet mechanism further comprises a check pawl limiting structure, so that when the check pawl is close to the ratchet wheel and abuts against the check pawl limiting structure, the check pawl can be located between two adjacent gear teeth on the ratchet wheel.

Through adopting above-mentioned technical scheme, the design of non return pawl limit structure can restrict the angle that the non return pawl deflected to the ratchet, and the ratchet is keeping away from the non return pawl after, and the non return pawl can the butt on non return pawl limit structure to can guarantee when the ratchet removes to non return pawl department once more, the non return pawl can be followed on the ratchet between two adjacent teeth of a cogwheel, with the resetting that can realize the ratchet.

Further, lighting assembly includes light emitting component, lamp shade and power at least, the lamp shade with keeping away from of flexible section the end connection of base section, light emitting component locate the lamp shade with keep away from on the flexible section between the end of base section.

Through adopting above-mentioned technical scheme, can make lighting assembly directly set up the tip of keeping away from the one end of base section on flexible section to can make lighting assembly's focus be close to the axis of flexible section more on, make flexible section be difficult for inclining, be difficult for causing flexible section limit structure's damage.

Further, the power include solar panel and with solar panel and the group battery that the light emitting element electricity is connected, solar panel locates on the surface of lamp shade, the group battery is located in the flexible section.

Through adopting above-mentioned technical scheme, the flexible street lamp of this application can utilize clean energy, and need not to carry out the flying wire, can make the space on road top cleaner and tidier, in addition, can also avoid the power part to wet and guarantee the power safety.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the retractable street lamp is retractable, so that the retractable street lamp has smaller length (height) size in a retracted state, the retractable street lamp can be conveniently carried on a narrow road, the retractable street lamp can be erected firstly, the retractable section can be directly extended upwards by controlling the driving unit to complete the extension and installation of the retractable street lamp, and the retractable street lamp only can be changed in size in the vertical direction in the extension and installation process of the retractable street lamp, so that the retractable street lamp can be conveniently installed on the narrow road, the installation mode is simple, and the one-man operation can be realized;

2. the driving unit can be connected with the traction lines in all the transmission units so as to realize synchronous control of all the transmission units, and the driving unit is provided with two working positions, can drive the telescopic section to move upwards to complete extension of the telescopic street lamp when in the first working position, and can be automatically locked after the telescopic section is extended in place so as to prevent the telescopic section from falling and retracting; when drive unit is in the second work position, it can drive flexible section whereabouts withdrawal, and when the unexpected condition takes place it realizes the locking by the spring of precompression with first work position that resets it, prevents that flexible section directly from weighing down the end and causing the damage.

Drawings

Fig. 1 is a schematic perspective view of a retractable street lamp according to the present application.

Fig. 2 is an internal structural schematic diagram of the retractable street light of the present application.

Fig. 3 is a schematic structural diagram of a telescopic segment telescopic assembly in the telescopic street lamp of the present application.

Fig. 4 is a sectional view of the self-locking take-up pulley in the retractable street light of the present application in a first direction.

Fig. 5 is a cross-sectional view of the self-locking take-up pulley in the retractable street light of the present application in a second direction.

Fig. 6 is a schematic structural view of a lighting assembly in the retractable street light of the present application.

Reference numerals: 1. a base section; 11. a base; 12. a telescopic section limiting structure; 13. a step structure; 2. a telescopic section; 21. a lighting assembly; 211. a light emitting element; 212. a lamp shade; 213. a power source; 2131. a solar panel; 2132. a battery pack; 3. a telescopic section telescopic assembly; 31. a self-locking take-up pulley; 311. supporting the partition plate; 312. a rotating shaft body; 313. a ratchet wheel; 314. a non-return pawl; 315. a sleeve structure; 316. a spring; 317. a pull wire limit baffle; 318. a non-return pawl limiting structure; 32. a pulley block; 321. a first pulley; 322. a diverting pulley; 33. and (6) pulling the wire.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses flexible street lamp.

Referring to fig. 1, a flexible street lamp, it designs into the telescopic form with the lamp pole part, make the lamp pole can contract, its length (height) size of flexible street lamp under the contraction status is less, can be convenient for carry in narrow lane or the same as, carry suitable position department with flexible street lamp, because the length size of this flexible street lamp is less, thereby can make things convenient for constructor to also can erect flexible street lamp under the contraction status under the condition with the help of lifting device, and after flexible street lamp is erect, only need a construction installer to stand and control the flexible subassembly of flexible section on ground and can realize the extension installation of flexible street lamp, the extension installation process is simple, and dangerous low.

Specifically, referring to fig. 1 and fig. 2, the retractable street lamp of the present application includes a base section 1 and at least one retractable section 2, wherein the base section 1 is a shell structure formed with a retractable section accommodating cavity, so that the base section 1 can be sleeved on the retractable section 2, and one end of the retractable section 2, which is far away from the retractable section accommodating cavity, is provided with an illumination assembly 21 for illumination; a telescopic section telescopic assembly 3 is arranged between the inner wall of the base section 1 and the outer wall of the telescopic section 2, the telescopic section telescopic assembly 3 comprises a driving unit and at least one pair of transmission units which are oppositely arranged, the base section 1 and the telescopic section 2 are cylindrical, the transmission units in the telescopic section telescopic assembly 3 can be arranged into a pair, and the interval angle between the pair of transmission units is 180 degrees so as to ensure that the support borne by the telescopic section 2 is symmetrical, thereby ensuring the stability of the telescopic section 2 in the telescopic process; the driving unit is set to be capable of self-locking and driving the transmission unit to drive the telescopic section 2 to extend or retract under the working state so as to realize the extension installation and the contraction recovery of the telescopic street lamp.

Referring to fig. 1 and 2, a base segment 1 in the retractable street lamp of the present application includes a base segment main body, a base 11 disposed at one end of the base segment main body, and a retractable segment limiting structure 12 disposed at the other end of the base segment main body; the base 11 can be arranged to be a flange structure, so that the connection between the telescopic street lamp and the ground can be realized in a screw connection mode through the flange structure; the shape of the telescopic section limiting structure 12 should be set to be consistent with the shape of the root of the telescopic section 2 (one end in the telescopic section accommodating cavity), for example, if the telescopic section 2 is cylindrical, the telescopic section limiting structure 12 is set to be a shell structure with a cylindrical accommodating cavity, so as to ensure that when the telescopic street lamp is in an extended state, the telescopic section limiting structure 12 can play a good limiting and supporting role on the telescopic section 2, the telescopic section 2 can be prevented from shaking after being extended in place, an illumination area emitted by the telescopic street lamp can be ensured not to shake, and the inside of the telescopic section limiting structure 12 can be ensured to be in contact with the telescopic section 2, the condition that the upper part area of the telescopic section 2 is seriously worn due to stress concentration is prevented, in addition, an elastic sealing element can be arranged at the telescopic section limiting structure 12, the elastic sealing element is a rubber sealing ring and is arranged on the inner wall of the telescopic section limiting structure 12, so that the telescopic section limiting structure 12 and the telescopic section 2 can be sealed, thereby preventing rainwater and dust and the like from invading into the telescopic section accommodating cavity from a gap between the telescopic section limiting structure 12 and the telescopic section 2, and damage of related functional units in the telescopic section accommodating cavity; a step structure 13 can be formed between the telescopic section limiting structure 12 and the base section main body, so that the telescopic street lamp can be provided with enough space for installing the telescopic section telescopic assembly 3 between the telescopic section 2 and the inner wall of the telescopic section accommodating cavity when being in a contraction state.

Referring to fig. 2 and 3, drive unit among the flexible street lamp of this application includes auto-lock take-up pulley 31, each drive unit all includes assembly pulley 32 and pull wire 33, assembly pulley 32 is installed on the inner wall of foundation base section 1, and at least including the first pulley 321 of locating stair structure 13 department, the one end of pull wire 33 is connected with flexible section 2's bottom, the other end of pull wire 33 is connected with auto-lock take-up pulley 31 through first pulley 321, wherein, first pulley 321 can play the effect of switching-over, so as to make auto-lock take-up pulley 31 set up the position that easily constructor operated at the middle part of foundation base section main part or well lower part etc. thereby make things convenient for constructor to carry out the flexible operation of flexible street lamp, and assembly pulley 32 simple structure is with low costs the space that occupies for a short time.

Referring to fig. 2 and 3, because the telescopic assembly 3 of the telescopic street lamp of the present application is provided with at least one pair of transmission units which are oppositely arranged, the pulley block 32 of the telescopic street lamp of the present application can further comprise a plurality of reversing pulleys 322 arranged at the base 11, and the number of the reversing pulleys 322 is set to be consistent with that of the transmission units, that is, the reversing pulleys 322 can be in one-to-one correspondence with the pulling wires 33, so that one ends of the pulling wires 33 in each transmission unit are all connected with the telescopic section 2, and the other ends are all connected with the self-locking take-up pulley 31 through the corresponding first pulley 321 and the corresponding reversing pulley 322 in sequence, so that each pulling wire 33 can be controlled by the same self-locking take-up pulley 31, and further, the stability of the telescopic section 2 during telescopic process can be ensured, the telescopic section 2 is prevented from being inclined in the telescopic process, and the situations that the telescopic section 2 is difficult to telescopic and the inner wall of the base section 1 are abraded are avoided.

Referring to fig. 4, the self-locking take-up pulley 31 of the retractable street lamp of the present application includes a take-up pulley housing installed on the outer wall of the base segment 1, a supporting partition 311 disposed in the middle of the take-up pulley housing, a rotating shaft 312 connected to the supporting partition 311 and extending to both ends of the take-up pulley housing, and a pair of ratchet mechanisms disposed at both ends of the take-up pulley housing.

Each ratchet mechanism comprises a ratchet wheel 313 and a check pawl 314 arranged on the inner wall of the shell of the take-up pulley, one side of each ratchet wheel 313 close to the rotating shaft 312 is provided with a sleeve structure 315 so as to be sleeved on the rotating shaft 312 through the sleeve structure 315, the traction wire 33 is wound on the sleeve structure 315, a pre-compressed spring 316 is arranged between the ratchet wheel 313 and the support partition plate 31 so as to enable the ratchet wheel 313 to be matched with the check pawl 314, namely the ratchet wheel 313 is restrained by the check pawl 314, and one end of the ratchet wheel 313 far away from the rotating shaft 312 is provided with a handle structure convenient for rotating the ratchet wheel 313; the support partition 311 is provided with a bearing for receiving the rotating shaft 312, the rotating shaft 312 and the sleeve structure 315 are provided with key slots, so that the two can be connected by keys (the length of the key is smaller than that of the key slot, so that the sleeve structure 315 can move on the rotating shaft 312), ratchet mechanisms on two sides can synchronously operate, so as to ensure the stability of the telescopic section 2 in the telescopic process, the pre-compressed spring 316 can apply force to the ratchet 313 towards two ends of the take-up wheel shell, so that the ratchet 313 can be matched with the check pawl 314 in a normal state (namely, in a first working position), namely, self-locking can be realized under the check action of the check pawl 314, the telescopic section 2 is prevented from falling, when force towards the support partition 311 is applied to the ratchet 313, the ratchet 313 is separated from the check pawl 314 (namely, when the ratchet 313 is in a second working position), so that the ratchet 313 is not constrained by the check pawl 314, reverse rotation can be realized, the telescopic section 2 falls, and if a worker falls in the telescopic section 2 in the falling process, the spring 316 in the compressed state can push the ratchet 313 to move towards the check pawl 314, so as to ensure that the check pawl 314 can not be damaged suddenly, and the check illumination component 21 can be directly withdrawn, so that the check illumination component can be prevented from being damaged by the check illumination bottom.

Referring to fig. 4, the take-up pulley housing and the base section main body in the retractable street lamp of the present application are both provided with an opening structure suitable for the traction wire 33 to pass through; the sleeve structure 315 is further provided with at least one pair of traction wire limiting partition plates 317 which are arranged oppositely, specifically, the pre-compressed spring 316 is arranged between the support partition plate 31 and the traction wire limiting partition plate 317 which is close to the support partition plate 31, and each pair of traction wire limiting partition plates 317 which are arranged oppositely can limit the corresponding traction wire 33, so that different traction wires 33 can not be wound on the sleeve structure 315, and the problems that the traction wires 33 are knotted and wound in the subsequent process of lowering and retracting the telescopic section 2 and the stability is poor or even the retraction cannot be lowered when the telescopic section 2 is lowered can be avoided.

Referring to fig. 5, the ratchet mechanism of the retractable street lamp of the present application further includes a backstop limiting structure 318, where the backstop limiting structure 318 is a stop plate fixed on the inner wall of the take-up pulley housing, so that when the backstop 314 approaches the ratchet 313 and abuts against the backstop limiting structure 318, the backstop 314 can be just between two adjacent gear teeth on the ratchet 313, and can limit the rotation of the ratchet 313 when being between two adjacent gear teeth. The design of the check pawl limiting structure 318 can limit the deflection angle of the check pawl 314 towards the ratchet wheel 313, after the ratchet wheel 313 is far away from the check pawl 314, the check pawl 314 can abut against the check pawl limiting structure 318, and the check pawl 314 can be ensured to be just between two adjacent gear teeth on the ratchet wheel 313 when the ratchet wheel 313 moves towards the check pawl 314 again, so that the ratchet wheel 313 can be reset (namely, the check pawl returns to the first working position from the second working position).

Referring to fig. 6, the lighting assembly 21 of the retractable street lamp of the present application at least includes a light emitting element 211, a lampshade 212 and a power source 213, the lampshade 212 is connected to an end of the retractable section 2 away from the base section 1, and the light emitting element 211 is disposed between the lampshade 212 and the end of the retractable section 2 away from the base section 1; light emitting component 211 can select for use energy-conserving LDE banks, the tip department that directly sets up illumination component 21 and keep away from base section 1 on flexible section 2 can make the focus of illumination component 21 and the shape center of base 11 and the interval between the axle center of flexible section 2 all less, or can be in same vertical on-line, in order can guarantee flexible section 2 even flexible whole difficult production slope of street lamp, thereby can avoid flexible section 2 and base section 1's junction to take place serious deformation and buckle.

Referring to fig. 6, the power source 213 of the retractable street lamp of the present application includes a solar panel 2131 and a battery pack 2132 electrically connected to the solar panel 2131 and the light emitting element 211, and of course, it should be understood that an associated charging device should be further included; wherein, solar panel 2131 is located on the surface of lamp shade 212 in order to better absorption light energy, and group battery 2132 can preferably locate in flexible section 2, for example set up the one end department that is in flexible section holding intracavity on flexible section 2, can make the holistic center of flexible section 2 and lighting components 21 formation relatively lower, makes flexible section 2 when meetting the influence such as blow, it is difficult for producing serious slope and rocks.

The implementation principle of a flexible street lamp of the embodiment of the application is as follows: the lamp post of the street lamp is set to be a telescopic structure, so that the telescopic street lamp is easy to carry and erect in a contracted state, after the telescopic street lamp in the contracted state is erected, the traction wire 33 penetrating through the pulley block can be tightened through the self-locking take-up pulley 31, so that the traction wire 33 can drive the telescopic section 2 to be stretched to rise, and the telescopic street lamp can be stretched, in the stretching process of the telescopic street lamp, the ratchet wheel 313 in the self-locking take-up pulley 31 is positioned between the check pawls 314 (namely a first working position), so that the ratchet wheel 313 can only rotate in the direction of tightening the traction wire 32, when the telescopic section 2 is lifted to a set position, the telescopic section 2 can pull the traction wire 33 under the action of gravity, so that the traction wire 33 drives the ratchet wheel 313 to rotate in the direction of releasing the traction wire 32, and the direction can be subjected to the check action of the check pawls 314 to realize self-locking, and the telescopic section 2 is stabilized at the set position; then, the ratchet wheel 313 is pushed away from the check pawl 314 (i.e. the ratchet wheel 313 is in the second working position), so that the ratchet wheel 313 is free from the check function of the check pawl 314, and therefore the ratchet wheel 313 can rotate in the direction of paying out the traction wire 32, and the telescopic section 2 is lowered and retracted, and at the moment, the check pawl 314 can be limited by the check pawl limiting structure 318, so that when the ratchet wheel 313 returns to the first working position, the check pawl 314 can be located between two adjacent gear teeth on the ratchet wheel 313, and the reset of the ratchet wheel 313 cannot be blocked, so that when the telescopic section 2 is lowered to a proper position, the ratchet wheel 313 can be subjected to the check function of the check pawl 314, and therefore self-locking is achieved, and the telescopic section 2 is stabilized at a set position.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A telescopic street lamp is characterized by comprising a base section (1) and at least one telescopic section (2), wherein the base section (1) is of a shell structure with a telescopic section accommodating cavity, the base section (1) is sleeved on the telescopic section (2), and one end, far away from the telescopic section accommodating cavity, of the telescopic section (2) is provided with a lighting assembly (21); the inner wall of base section (1) with be equipped with flexible section subassembly (3) that stretches out and draws back between flexible section (2), flexible section subassembly (3) are including drive unit and at least a pair of transmission unit that sets up relatively, drive unit sets up to can the auto-lock and can drive under operating condition transmission unit drives flexible section (2) stretch out or retract.

2. The retractable street light as recited in claim 1, wherein: the base section (1) comprises a base section main body, a base (11) arranged at one end of the base section main body and a telescopic section limiting structure (12) arranged at the other end of the base section main body; the base (11) is connected with the ground, and a step structure (13) is formed between the telescopic section limiting structure (12) and the base section main body.

3. The retractable street light as recited in claim 2, wherein: elastic sealing elements are arranged at the position of the telescopic section limiting structures (12) so as to form sealing with the telescopic sections (2).

4. The retractable street light as recited in claim 1, wherein: the driving unit comprises self-locking take-up pulleys (31), each transmission unit comprises a pulley block (32) and a traction wire (33), and the pulley blocks (32) are arranged on the inner wall of the base section (1) and at least comprise first pulleys (321) arranged at the step structures (13); one end of the traction wire (33) is connected with the bottom of the telescopic section (2), and the other end of the traction wire (33) passes through the first pulley (321) and is connected with the self-locking take-up pulley (31).

5. The retractable street light as recited in claim 4, wherein: the pulley block (32) further comprises reversing pulleys (322), one end of each traction line (33) in each transmission unit is connected with the telescopic section (2), and the other end of each transmission unit sequentially passes through the corresponding first pulley (321) and the corresponding reversing pulley (322) to be connected with the self-locking take-up pulley (31).

6. The retractable street light as recited in claim 5, wherein: the self-locking take-up pulley (31) comprises a take-up pulley shell, a support partition plate (311) arranged in the middle of the take-up pulley shell, a rotating shaft body (312) connected with the support partition plate (311) and extending towards two ends of the take-up pulley shell, and a pair of ratchet mechanisms arranged at two ends of the take-up pulley shell, wherein each ratchet mechanism comprises a ratchet wheel (313) and a check pawl (314), one side of each ratchet wheel (313) close to the rotating shaft body (312) is provided with a sleeve structure (315) so as to be sleeved on the rotating shaft body (312) through the sleeve structure (315), and a pre-compressed spring (316) is arranged between the ratchet wheel (313) and the support partition plate (31); and a handle structure is arranged at one end of the ratchet wheel (313) far away from the rotating shaft body (312).

7. The retractable street light as recited in claim 6, wherein: the sleeve structure (315) is further provided with at least one pair of traction wire limiting clapboards (317) which are oppositely arranged, and the traction wire (33) is wound between the pair of traction wire limiting clapboards (317).

8. The retractable street light as recited in claim 7, wherein: the ratchet mechanism further comprises a check pawl limiting structure (318), so that when the check pawl (314) is close to the ratchet wheel (313) and abuts against the check pawl limiting structure (318), the check pawl (314) can be located between two adjacent gear teeth on the ratchet wheel (313).

9. The retractable street light as claimed in any one of claims 1 or 8, wherein: illumination component (21) include light emitting component (211), lamp shade (212) and power (213) at least, lamp shade (212) with keeping away from of flexible section (2) the end connection of foundation portion (1), light emitting component (211) are located lamp shade (212) with keep away from on flexible section (2) between the end of foundation portion (1).

10. The retractable street light as recited in claim 9, wherein: the power supply (213) comprises a solar panel (2131) and a battery pack (2132) which is electrically connected with the solar panel (2131) and the light-emitting element (211), the solar panel (2131) is arranged on the outer surface of the lampshade (212), and the battery pack (2132) is arranged in the telescopic section (2).