CN113324219B

CN113324219B - Solar street lamp capable of stretching and retracting at fixed time

Info

Publication number: CN113324219B
Application number: CN202110640034.7A
Authority: CN
Inventors: 徐凯
Original assignee: Jiangsu Wanjiayao Electrical Group Co ltd
Current assignee: Jiangsu Wanjiayao Electrical Group Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2022-09-06
Anticipated expiration: 2041-06-08
Also published as: CN113324219A

Abstract

The invention discloses a solar street lamp capable of stretching and retracting regularly, which comprises an installation chassis, wherein the upper end surface of the installation chassis is fixedly connected with a placing tube, the upper end surface of the placing tube is fixedly connected with a supporting disk, the upper end surface of the supporting disk is fixedly connected with an outer connecting tube, a street lamp tube is fixedly connected in the outer connecting tube, the side wall of the street lamp tube is sleeved with an installation ring, the upper end surface of the installation ring is fixedly connected with an installation tube, and the upper end surface of the installation is fixedly connected with a supporting tube. According to the invention, the support mechanism and the connecting mechanism are arranged, the rotation of the transmission rod is used for driving the driving rod and the driving pipe on the driving rod to drive the telescopic rod to drive the support rod and the street lamp body to rotate in a traction manner, and the support rod and the street lamp body are collected into the street lamp pipe through the sliding groove at the lower end, so that the influence of long-time wind and sunshine on the service life of the street lamp body in a charging state of the solar street lamp is prevented.

Description

Solar street lamp capable of stretching and retracting at fixed time

Technical Field

The invention relates to the technical field of solar street lamps, in particular to a solar street lamp capable of stretching and retracting regularly.

Background

The street lamp is an important component of public facilities, at present, the power supply of the existing street lamp mainly uses municipal power, although the purpose of illumination can be achieved, a large amount of municipal power needs to be consumed, the workload of wiring and installation is large, the investment cost is high, the maintenance is complex, and the street lamp cannot be moved. In addition, in some areas that municipal power consumption can not cover, because lack of the electric energy, can't use the street lamp to throw light on, bring a great deal of inconvenience for the pedestrian. Along with the development of science and technology, solar street lamp has appeared, and at present, current solar street lamp generally including street lamp body and solar cell device, and solar cell device sets up in the outside of street lamp body, though can reduce the use of municipal electric energy, but intensity is lower, also has some solar street lamps to fix a certain direction with solar cell device, can not the maximize absorbed energy.

Current solar street lamp is under the energy storage state on daytime, and the street lamp is still directly exposed to the external world, and long-time wind blows the sunshine and leads to lamps and lanterns to appear overheated and the phenomenon of shell damage easily, consequently leads to solar street lamp's life-span to receive serious influence, simultaneously because solar lamp is in high altitude position, all comparatively difficult to the maintenance of lamps and lanterns and the change process of lamps and lanterns.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a solar street lamp capable of stretching and retracting at fixed time.

In order to achieve the purpose, the invention adopts the following technical scheme:

a solar street lamp capable of stretching and retracting regularly comprises an installation chassis, wherein the upper end face of the installation chassis is fixedly connected with a placing tube, the upper end face of the placing tube is fixedly connected with a supporting disk, the upper end face of the supporting disk is fixedly connected with an outer connecting tube, the inner of the outer connecting tube is fixedly connected with a street lamp tube, the side wall of the street lamp tube is sleeved with an installation ring, the upper end face of the installation ring is fixedly connected with an installation tube, the upper end face of the installation tube is fixedly connected with a supporting tube, the installation ring is fixedly connected with the side wall of the street lamp tube through a plurality of circumferentially arranged installation bolts, the upper end face of the supporting tube is fixedly connected with an extension tube, the front end side wall and the rear end side wall of the supporting tube are respectively provided with a lower end sliding groove, a sliding cover plate is connected in the lower end sliding groove in a sliding manner, a supporting rod penetrates through the lower end sliding groove, and the tail end of the supporting rod is fixedly connected with a street lamp body, the street lamp tube is internally and rotatably connected with a transmission rod and two driving rods symmetrically arranged, a supporting mechanism used for supporting the driving rods is arranged on the inner side wall of the street lamp tube, a transmission mechanism used for providing power for the driving rods in the rotating process is arranged in the street lamp tube, a driving mechanism used for providing power for the transmission rod in the rotating process is arranged in the placing tube, a connecting mechanism used for supporting and adjusting the supporting rods is arranged in the street lamp tube, a traction mechanism used for traction in the adjusting process of the supporting rods is arranged on the side wall of the driving rod, and driving threads are formed in the side wall of the driving rod.

Through setting up supporting mechanism and coupling mechanism, the rotation drive that utilizes the transfer line drives the actuating lever and the drive tube on it to the drive of pulling of telescopic link, drives the street lamp body of bracing piece and pulls and rotate to it is intraductal to collect the street lamp that gets into through lower extreme sliding tray, prevents that solar street lamp from being filled the long-time wind of street lamp body under the ability state and blowing the sun and causing the influence to its life-span.

Preferably, the supporting mechanism comprises two symmetrically arranged supporting frames fixedly connected to the side wall of the street lamp tube, the supporting frames are provided with limiting rings, the driving rod is rotatably connected in the limiting rings, the supporting frames are internally connected with control wires in a penetrating manner, and the control wires are electrically connected with the telescopic cylinders.

Preferably, drive mechanism includes the drive gear of fixed connection on the transfer line lateral wall, the lower terminal surface fixedly connected with telescoping cylinder of actuating lever, the flexible end fixedly connected with transition pipe of telescoping cylinder, a plurality of drive racks of circumference fixedly connected with on the lateral wall of transition pipe.

Through setting up drive mechanism, utilize the contact meshing of the drive rack on the telescopic cylinder control transition pipe lateral wall and drive gear, realize the rotation control to the actuating lever, the flexible in-process control of street lamp body of being convenient for.

Preferably, the driving mechanism comprises a mounting base fixedly connected in the placing pipe, and a driving motor is fixedly connected in the mounting base.

Preferably, coupling mechanism includes the spacing axle of rotation connection in the sliding tray, the cover is equipped with the rotor plate on the lateral wall of spacing axle, fixedly connected with telescopic link on the lateral wall of rotor plate, the flexible end of telescopic link rotates connects the driving tube.

Preferably, the drive mechanism includes a plurality of connecting rods of fixed connection on the intraductal lateral wall of street lamp, the one end fixedly connected with limiting plate of the lateral wall of street lamp is kept away from to the connecting rod, two sliding connection has the driving tube between the limiting plate, driving tube threaded connection actuating lever.

Preferably, an upper end sliding groove is formed in each of the side walls of the front end and the rear end of the extension pipe, the upper end sliding groove is communicated with a lower end sliding groove, a meshing tooth groove is formed in the inner side wall of the sliding cover plate, a meshing gear is fixedly connected to the side wall of the driving rod, and the meshing gear is meshed with the meshing tooth groove.

Through setting up structures such as meshing gear, slip apron and meshing tooth's socket, utilize the meshing between the meshing gear and the meshing tooth's socket on the slip apron, open and close the drive of slip apron at the flexible in-process of street lamp body, the flexible of the street lamp body of being convenient for.

Preferably, a fitting groove is formed in the side wall of the sliding cover plate, the supporting rod penetrates through the fitting groove, and the supporting rod extends to the outer side of the fitting groove.

Preferably, a plurality of reinforcing ribs arranged in the circumferential direction are fixedly connected between the side wall of the outer connecting pipe and the upper end face of the supporting plate, and a plurality of connecting screw rods arranged in the circumferential direction are arranged between the supporting plate and the mounting base plate.

Compared with the prior art, the invention has the beneficial effects that:

1. through setting up supporting mechanism and coupling mechanism, the rotation drive that utilizes the transfer line drives the actuating lever and the drive tube on it to the drive of pulling of telescopic link, drives the street lamp body of bracing piece and pulls and rotate to it is intraductal to collect the street lamp that gets into through lower extreme sliding tray, prevents that solar street lamp from being filled the long-time wind of street lamp body under the ability state and blowing the sun and causing the influence to its life-span.

2. Through setting up drive mechanism, utilize the contact meshing of the drive rack on the telescopic cylinder control transition pipe lateral wall and drive gear, realize the rotation control to the actuating lever, the flexible in-process control of street lamp body of being convenient for.

3. Through setting up structures such as meshing gear, slip apron and meshing tooth's socket, utilize the meshing between the meshing gear and the meshing tooth's socket on the slip apron, open and close to the drive of slip apron at the flexible in-process of street lamp body, be convenient for control the flexible of street lamp body.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a street lamp body mounting structure according to the present invention;

fig. 3 is a schematic perspective view of a driving rod according to the present invention;

FIG. 4 is a schematic perspective view of a sliding cover according to the present invention;

FIG. 5 is a schematic cross-sectional view of a street lamp tube according to the present invention;

FIG. 6 is a schematic cross-sectional view of a placing tube according to the present invention;

FIG. 7 is a schematic top view of a cross-sectional structure of a street light tube according to the present invention;

fig. 8 is an enlarged view of the structure at a in fig. 5 according to the present invention.

In the figure: 1. installing a chassis; 2. placing a tube; 3. connecting a screw rod; 4. a support disc; 5. reinforcing ribs; 6. an outer connecting pipe; 7. a street lamp tube; 8. a mounting ring; 9. installing a pipe; 10. supporting a tube; 11. a lower end sliding groove; 12. a sliding cover plate; 13. a fitting groove; 14. a support bar; 15. an extension pipe; 16. an upper end sliding groove; 17. a transmission rod; 18. a street lamp body; 19. installing a bolt; 20. a drive rod; 21. a meshing gear; 22. a support frame; 23. a limiting ring; 24. a telescopic cylinder; 25. a transition duct; 26. a control line; 27. a drive rack; 28. a drive gear; 29. a drive motor; 30. a limiting shaft; 31. engaging the tooth grooves; 32. a telescopic rod; 33. a drive tube; 34. a limiting plate; 35. a connecting rod; 36. and rotating the plate.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.

Referring to fig. 1-8, a solar street lamp capable of stretching and retracting regularly comprises an installation chassis 1, wherein the upper end face of the installation chassis 1 is fixedly connected with a placing pipe 2, the upper end face of the placing pipe 2 is fixedly connected with a supporting plate 4, the upper end face of the supporting plate 4 is fixedly connected with an outer connecting pipe 6, a street lamp tube 7 is fixedly connected in the outer connecting pipe 6, the side wall of the street lamp tube 7 is sleeved with an installation ring 8, the upper end face of the installation ring 8 is fixedly connected with an installation pipe 9, the upper end face of the installation pipe 9 is fixedly connected with a supporting pipe 10, the installation ring 8 is fixedly connected to the side wall of the street lamp tube 7 through a plurality of circumferentially arranged installation bolts 19, and the upper end face of the supporting pipe 10 is fixedly connected with an extension pipe 15;

lower extreme sliding tray 11 has all been seted up on the front and back end lateral wall of stay tube 10, sliding connection has sliding cover plate 12 in lower extreme sliding tray 11, it is equipped with bracing piece 14 to run through in the lower extreme sliding tray 11, the terminal fixedly connected with street lamp body 18 of bracing piece 14, the actuating lever 20 that the interior rotation of street lamp 7 was connected with transfer line 17 and two symmetries set up, be equipped with the supporting mechanism who is used for supporting actuating lever 20 on the inside wall of street lamp 7, supporting mechanism includes the support frame 22 that two symmetries on the lateral wall of street lamp 7 set up, support frame 22 is equipped with spacing ring 23, actuating lever 20 rotates to be connected in spacing ring 23.

Fixedly connected with strengthening rib 5 that a plurality of circumferences set up between the lateral wall of outer connecting pipe 6 and the up end of supporting disk 4, be equipped with connecting screw 3 that a plurality of circumferences set up between supporting disk 4 and the installation chassis 1.

The side wall of the sliding cover plate 12 is provided with a fitting groove 13, the supporting rod 14 penetrates through the fitting groove 13, and the supporting rod 14 extends to the outer side of the fitting groove 13.

A transmission mechanism for providing power for the rotation process of the driving rod 20 is arranged in the street lamp tube 7, the transmission mechanism comprises a driving gear 28 fixedly connected to the side wall of the driving rod 17, the lower end face of the driving rod 20 is fixedly connected with a telescopic cylinder 24, the telescopic end of the telescopic cylinder 24 is fixedly connected with a transition tube 25, and a plurality of driving racks 27 are fixedly connected to the side wall of the transition tube 25 in the circumferential direction;

when solar energy is in an energy storage state and the street lamp body 18 needs to be stretched, the driving motor 29 in the placing tube 2 is driven to drive the transmission rod 17 to rotate, the transmission rod 17 rotates to drive the driving gear 28 on the side wall of the transmission rod to rotate, then the control signal is transmitted through the control line 26 to drive the telescopic cylinder 24, the transition tube 25 at the tail end of the telescopic cylinder 24 is driven to move downwards, the plurality of driving racks 27 on the transmission rod are driven to be meshed with the driving gear 28, and therefore the driving rod 20 is driven to rotate.

The placing pipe 2 is internally provided with a driving mechanism for providing power for the rotation of the transmission rod 17, the driving mechanism comprises a mounting base fixedly connected in the placing pipe 2, and a driving motor 29 is fixedly connected in the mounting base.

Through setting up drive mechanism, utilize the contact meshing of drive rack 27 on the telescopic link 32 control transition pipe 25 lateral wall and drive gear 28, realize the rotation control to actuating lever 20, be convenient for the control of street lamp body 18 flexible in-process.

Through setting up structures such as meshing gear 21, sliding cover 12 and meshing tooth's socket 31, utilize the meshing between the meshing gear 21 and the meshing tooth's socket 31 on the sliding cover 12, open and close the drive to sliding cover 12 at the flexible in-process of street lamp body 18, the flexible of street lamp body 18 of being convenient for.

Be equipped with in the way fluorescent tube 7 and be used for supporting the coupling mechanism with the regulation to bracing piece 14, coupling mechanism is including rotating the spacing axle 30 of connection in lower extreme sliding tray 11, and the cover is equipped with rotor plate 36 on the lateral wall of spacing axle 30, fixedly connected with telescopic link 32 on the lateral wall of rotor plate 36, and the flexible end of telescopic link 32 rotates and connects driving tube 33, and it is connected with control line 26, control line 26 electric connection telescoping cylinder 24 to run through in the support frame 22.

Through setting up supporting mechanism and coupling mechanism, utilize the rotation drive of transfer line 17 to drive actuating lever 20 and the drive tube 33 on it to the traction drive of telescopic link 32, drive the rotation of pulling of bracing piece 14 and street lamp body 18 to collect through lower extreme sliding tray 11 and enter in the street lamp 7, prevent that solar street lamp from blowing out of the sun for a long time of street lamp body 18 under the state of filling can causing the influence to its life-span.

Drive telescopic link 32 and rotate on it, drive telescopic link 32 to pull and tensile in lower extreme sliding tray 11 under the limiting displacement of rotor plate 36 and spacing axle 30 simultaneously, telescopic link 32 is rotatory at this moment in-process and is driven the rotation of bracing piece 14, drive the rotation of street lamp body 18 promptly, slide cover plate 12 moves to the upper end sliding tray 16 this moment, street lamp body 18 passes lower extreme sliding tray 11 rotatory to the street lamp intraductal 7 this moment, street lamp body 18 gets into in street lamp pipe 7 this moment, realize the protection to street lamp body 18 promptly.

Be equipped with on the lateral wall of actuating lever 20 and be used for adjusting the towed drive mechanism of in-process to bracing piece 14, drive mechanism includes a plurality of connecting rods 35 of fixed connection on the inside wall of street lamp tube 7, and the one end fixedly connected with limiting plate 34 of the lateral wall of street lamp tube 7 is kept away from to connecting rod 35, and sliding connection has driving tube 33 between two limiting plates 34, and driving tube 33 threaded connection actuating lever 20.

The driving rod 20 is limited in the rotation process of the driving rod 20 by the support frame 22 and the limiting rings 23 on the support frame 22, in the process, the meshing gear 21 on the driving rod 20 is meshed with the meshing tooth groove 31 on the inner side wall of the sliding cover plate 12 to drive the sliding cover plate 12 to slide in the lower end sliding groove 11 and the upper end sliding groove 16 respectively, in the process, the threads on the side wall of the driving rod 20 are meshed with the driving pipe 33, and the driving pipe 33 moves downwards under the limiting effect of the connecting rod 35 and the limiting plate 34.

The side wall of the driving rod 20 is provided with a driving thread.

It should be noted that the front and rear side walls of the extension pipe 15 are both provided with upper end sliding grooves 16, the upper end sliding grooves 16 are communicated with the lower end sliding grooves 11, the inner side wall of the sliding cover plate 12 is provided with meshing tooth grooves 31, the side wall of the driving rod 20 is fixedly connected with meshing gears 21, and the meshing gears 21 are meshed with the meshing tooth grooves 31.

The present embodiment can illustrate the functional principle thereof by the following operation modes: as shown in fig. 1-8, when solar energy is in an energy storage state, at this time, the street lamp body 18 needs to be extended and contracted, first, the driving motor 29 in the placing tube 2 is driven to drive the transmission rod 17 to rotate, at this time, the transmission rod 17 rotates to drive the driving gear 28 on the side wall thereof to rotate, then, the control signal is transmitted through the control line 26 to drive the telescopic cylinder 24, the transition tube 25 at the tail end of the telescopic cylinder 24 is driven to move downwards, the plurality of driving racks 27 thereon are driven to be engaged with the driving gear 28, thereby driving the driving rod 20 to rotate, at this time, the limit on the driving rod 20 is realized by the limit ring 23 on the support frame 22 and the limit ring 23 on the support frame 22, during the rotation process, the engaging gear 21 on the driving rod 20 is engaged with the engaging tooth grooves 31 on the inner side wall of the sliding cover plate 12, the sliding cover plate 12 is driven to respectively slide in the lower end sliding groove 11 and the upper end sliding groove 16, during the process, the thread on the side wall of the driving rod 20 is engaged with the driving tube 33, the driving tube 33 moves downwards under the limiting action of the connecting rod 35 and the limiting plate 34, and drives the telescopic rod 32 to rotate thereon, and simultaneously drives the telescopic rod 32 to drag and stretch in the lower end sliding groove 11 under the limiting action of the rotating plate 36 and the limiting shaft 30, at the same time, the telescopic rod 32 drives the supporting rod 14 to rotate in the rotating process, namely, the street lamp body 18 is driven to rotate, at the same time, the sliding cover plate 12 moves into the upper end sliding groove 16, at the same time, the street lamp body 18 passes through the lower end sliding groove 11 to rotate into the street lamp tube 7, at the same time, the street lamp body 18 enters the street lamp tube 7, so as to realize the protection of the street lamp body 18, when the energy storage of the solar street lamp is finished, namely, when the street lamp body 18 needs to be opened, the driving motor 29 is driven to reverse the driving rod 17, the driving rod 20 reversely drives the driving tube 33 to move upwards, the telescopic rod 32 drives the supporting rod 14 to drive and rotate, so as to push the street lamp body 18 out of the street lamp tube 7, at this time, the meshing gear 21 drives the sliding cover plate 12 to slide and move downwards, so as to realize the sealing of the lower end sliding groove 11.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A solar street lamp capable of stretching and retracting regularly comprises an installation chassis (1) and is characterized in that the upper end face of the installation chassis (1) is fixedly connected with a placing tube (2), the upper end face of the placing tube (2) is fixedly connected with a supporting plate (4), the upper end face of the supporting plate (4) is fixedly connected with an outer connecting tube (6), the inner part of the outer connecting tube (6) is fixedly connected with a street lamp tube (7), the side wall of the street lamp tube (7) is sleeved with a mounting ring (8), the upper end face of the mounting ring (8) is fixedly connected with a mounting tube (9), the upper end face of the mounting tube (9) is fixedly connected with a supporting tube (10), the mounting ring (8) is fixedly connected to the side wall of the street lamp tube (7) through a plurality of circumferentially arranged mounting bolts (19), the upper end face of the supporting tube (10) is fixedly connected with an extending tube (15), the street lamp is characterized in that lower end sliding grooves (11) are respectively formed in the side walls of the front end and the rear end of the supporting tube (10), sliding cover plates (12) are connected in the lower end sliding grooves (11) in a sliding mode, supporting rods (14) penetrate through the lower end sliding grooves (11), the tail ends of the supporting rods (14) are fixedly connected with a street lamp body (18), a transmission rod (17) and two driving rods (20) which are symmetrically arranged are connected in the street lamp tube (7) in a rotating mode, a supporting mechanism used for supporting the driving rods (20) is arranged on the inner side wall of the street lamp tube (7), a transmission mechanism used for providing power for the driving rods (20) in the rotating process is arranged in the street lamp tube (7), a driving mechanism used for providing power for the rotation of the transmission rod (17) is arranged in the placing tube (2), and a connecting mechanism used for supporting and adjusting the supporting rods (14) is arranged in the street lamp tube (7), a traction mechanism used for traction in the process of adjusting the support rod (14) is arranged on the side wall of the drive rod (20), and a drive thread is formed on the side wall of the drive rod (20);

drive mechanism includes drive gear (28) of fixed connection on transfer line (17) lateral wall, the lower terminal surface fixedly connected with telescoping cylinder (24) of actuating lever (20), the flexible end fixedly connected with transition pipe (25) of telescoping cylinder (24), a plurality of drive racks of circumference fixedly connected with (27) on the lateral wall of transition pipe (25).

2. The solar street lamp capable of stretching and retracting at regular time according to claim 1, wherein the supporting mechanism comprises two symmetrically arranged supporting frames (22) fixedly connected to the side walls of the street lamp tube (7), the supporting frames (22) are provided with limiting rings (23), the driving rod (20) is rotatably connected in the limiting rings (23), a control wire (26) is connected in the supporting frames (22) in a penetrating manner, and the control wire (26) is electrically connected with the telescopic cylinder (24).

3. The solar street light capable of stretching and retracting regularly according to claim 1, characterized in that the driving mechanism comprises a mounting base fixedly connected inside the placing tube (2), and a driving motor (29) is fixedly connected inside the mounting base.

4. The solar street lamp capable of stretching and retracting at regular time according to claim 1, wherein the connecting mechanism comprises a limiting shaft (30) rotatably connected in the lower end sliding groove (11), a rotating plate (36) is sleeved on the side wall of the limiting shaft (30), a telescopic rod (32) is fixedly connected to the side wall of the rotating plate (36), and the telescopic end of the telescopic rod (32) is rotatably connected with the driving pipe (33).

5. The solar street lamp capable of stretching and retracting regularly according to claim 1, characterized in that the traction mechanism comprises a plurality of connecting rods (35) fixedly connected to the inner side wall of the street lamp tube (7), a limiting plate (34) is fixedly connected to one end of each connecting rod (35) far away from the side wall of the street lamp tube (7), a driving tube (33) is slidably connected between the two limiting plates (34), and the driving tube (33) is in threaded connection with the driving rod (20).

6. The solar street lamp capable of stretching and retracting at regular time according to claim 1, wherein the side walls of the front end and the rear end of the extension pipe (15) are respectively provided with an upper end sliding groove (16), the upper end sliding groove (16) is communicated with a lower end sliding groove (11), the inner side wall of the sliding cover plate (12) is provided with a meshing toothed groove (31), the side wall of the driving rod (20) is fixedly connected with a meshing gear (21), and the meshing gear (21) is meshed with the meshing toothed groove (31).

7. The solar street lamp capable of stretching and retracting regularly according to claim 1, wherein the side wall of the sliding cover plate (12) is provided with a fitting groove (13), the support rod (14) penetrates through the fitting groove (13), and the support rod (14) extends to the outside of the fitting groove (13).

8. The solar street lamp capable of stretching and retracting at regular time according to claim 1, wherein a plurality of circumferentially arranged reinforcing ribs (5) are fixedly connected between the side wall of the outer connecting pipe (6) and the upper end face of the supporting disk (4), and a plurality of circumferentially arranged connecting screws (3) are arranged between the supporting disk (4) and the installation chassis (1).