CN219588871U

CN219588871U - Lifting street lamp structure

Info

Publication number: CN219588871U
Application number: CN202223576148.9U
Authority: CN
Inventors: 刘明
Original assignee: Chengdu Hengzhao Lighting Design Co ltd
Current assignee: Chengdu Hengzhao Lighting Design Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-25
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a lifting street lamp structure, which comprises a lamp holder, a lamp post, a lifting device, a first locking mechanism and a driving device, wherein the lamp post is arranged on the lamp holder; the lifting device mainly comprises a moving plate, a supporting block and a roller; the rollers are arranged at the concave parts on two sides of the supporting block, the supporting block is fixedly connected with the movable plate, the movable plate is in sliding connection with the sliding chute arranged on the lamp post through the rollers, and the driving device is used for driving the movable plate to slide on the sliding chute; the first locking mechanism comprises a first telescopic rod and a U-shaped locking frame, the first telescopic rod is positioned inside the lamp pole, and the fixed end of the first telescopic rod is fixedly connected with the inner wall of the lamp pole; the telescopic end of the first telescopic rod is fixedly connected with the U-shaped locking frame; the bottom of the movable plate is provided with an LED lamp. In actual use, the utility model can solve the problem that the existing driving device of the lifting street lamp can generate fatigue fracture under the load of the lifting device alone, so that the lifting device falls to cause accidents.

Description

Lifting street lamp structure

Technical Field

The utility model relates to a street lamp structure, in particular to a lifting street lamp structure.

Background

The solar street lamp is a street lamp which is powered by a crystalline silicon solar battery, a maintenance-free valve-controlled sealed storage battery (colloid battery) stores electric energy, an ultra-bright LED lamp is used as a light source and is controlled by an intelligent charge-discharge controller to replace the traditional public power illumination.

The application number is: the utility model of CN217816466U discloses a street lamp with adjustable height (the following is called as prior art 1), the street lamp structure comprises an upright post, a transverse supporting rod, an upper upright post and a lower upright post, wherein the upper upright post is inserted into the lower upright post, a first gear motor is arranged at the upper part of the lower upright post, a first gear is arranged on an output shaft of the first gear motor, a strip-shaped groove is arranged on the surface of the upper upright post opposite to the first gear, the bottom of the strip-shaped groove is of a rack structure meshed with the first gear, and the first gear extends into the groove to be meshed with the rack structure at the bottom of the groove; the top of the upper upright post is provided with a second gear motor, the output shaft of the second gear motor is provided with a second gear, one end of the transverse supporting rod is hinged with the top end of the upper upright post, a third gear is fixedly sleeved on the hinge shaft, and the second gear is meshed with the third gear.

The application number is: the utility model of CN202221267820.3 discloses a solar street lamp with adjustable height (hereinafter referred to as prior art 2), which comprises a base, wherein a support rod is fixedly connected to the top surface of the base, a winding roller is rotatably connected to the inner wall of the support rod, a positioning component is arranged on the side surface of the support rod, a rope is fixedly connected to the peripheral side surface of the winding roller, a fixed roller is fixedly connected to the inside of the support rod, a lifting plate is fixedly connected to the rope, the surface of the lifting plate is in sliding fit with the support rod, a solar panel and a storage battery are arranged on the top surface of the lifting plate, an adjusting plate is hinged to the bottom surface of the lifting plate, an illuminating lamp body is fixedly connected to the bottom surface of the adjusting plate, a threaded screw rod is rotatably connected to the bottom surface of the lifting plate, and a rotating button is fixedly connected to one end of the threaded screw rod. In the prior art 1, although the height of the street lamp is adjusted, the maintenance of the street lamp components and the replacement of the light source are facilitated, the working intensity of maintenance personnel can be reduced, and the personal safety of the maintenance personnel is ensured. However, after the street lamp rises to the designated position, the rack structure always bears the whole weight of the upper upright post, and under a long-time load state, parts in the rack structure are easy to break and fail due to overlarge elastic deformation. At this time, the upper upright post which loses support falls under the action of gravity. Street lamps are usually installed beside walkways where pedestrians gather and the flow of people is large. After the street lamp falls down, casualties and property loss are easily caused, and potential safety hazards exist.

In prior art 2, come to stimulate the lifter plate through the rope when using, simultaneously, the rope can continuously receive the gravity of lifter plate at the later stage and lead to the rope to bear force continuously, and long-time use, the rope takes place fatigue fracture easily, leads to the lifter plate to fall, has the potential safety hazard.

That is, the lifting street lamp in the prior art 1 and 2 is easy to fall down due to continuous stress of components when in use, and has potential safety hazard.

Disclosure of Invention

The utility model aims to provide a lifting street lamp structure which can solve the technical problem that in the prior art, the street lamp falls down due to continuous stress of components, and potential safety hazards exist.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the lifting street lamp structure comprises a lamp holder, a lamp post, a lifting device, a first locking mechanism and a driving device, wherein the bottom end of the lamp post is connected with the lamp holder;

the lifting device mainly comprises a moving plate, a supporting block and rollers; the two sides of the supporting block are provided with concave parts, and the idler wheels are arranged at the concave parts at the two sides of the supporting block; the supporting block is fixedly connected with the moving plate; the lamp post is provided with a chute; the moving plate is connected with the chute in a sliding way through a roller; the driving device is arranged in the lamp post and used for driving the lifting device to slide on the chute;

the first locking mechanism comprises a first telescopic rod and a U-shaped locking frame, the first telescopic rod is positioned inside the lamp pole, and the fixed end of the first telescopic rod is fixedly connected with the inner wall of the lamp pole; the telescopic end of the first telescopic rod is fixedly connected with the U-shaped locking frame,

the side surface of the lamp post is provided with a quadrilateral opening, and the U-shaped locking frame is in sliding fit with the quadrilateral opening; the U-shaped locking frame extends out of the quadrangular opening and is used for contacting with the bottom surface of the supporting block; the bottom of the movable plate is provided with an LED lamp which is connected with the storage battery. Further preferably, the lifting device further comprises an adjusting plate, the right end of the adjusting plate is hinged with the moving plate, the left end of the adjusting plate is connected with the moving plate through a second telescopic rod, and the second telescopic rod is hinged with the adjusting plate and the moving plate; the LED lamp is arranged on the adjusting plate.

The driving device comprises a fixed pulley, a steel rope, a rotating shaft and a winding drum, wherein the fixed pulley is arranged at the upper end of the inside of the lamp pole, the rotating shaft is rotatably arranged on the lamp pole, one end of the rotating shaft is positioned at the outer side of the lamp pole, the winding drum is positioned inside the lamp pole and fixedly arranged on the rotating shaft, one end of the steel rope bypasses the fixed pulley and is connected with the moving plate, and the other end of the steel rope is connected with the winding drum; the lamp post is provided with a second locking mechanism which is used for locking the rotating shaft.

Further optimized, the second locking mechanism comprises a square block and a first threaded column, the square block is provided with a through hole and a first threaded hole, and the first threaded hole is communicated with the through hole; the square block is fixedly arranged on the lamp post, the rotating shaft penetrates through the through hole in the square block, the first threaded column is matched with the first threaded hole, and after the first threaded column is rotated, the first threaded column can be locked with the rotating shaft in a contact mode.

The side surface of the first threaded column is provided with a second threaded hole; and a threaded screw rod is arranged in the second threaded hole.

Further preferably, the end part of the rotating shaft positioned outside the lamp post is fixedly connected with a hand wheel.

Further preferably, the rotating shaft is rotatably arranged on the lamp post through a bearing or a shaft sleeve.

The lifting device further comprises a controller and a photosensitive sensor connected with the controller, and the LDE lamp and the storage battery are both connected with the controller.

Further preferably, a solar power generation device is arranged above the lifting device, and the solar power generation device is connected with the storage battery.

Compared with the prior art, the utility model has the following beneficial effects:

in actual use, the lifting device is driven by the driving device to rise to a preset position, and then the first telescopic rod is extended; the U-shaped locking frame fixedly connected with the telescopic end of the first telescopic rod penetrates through the quadrilateral opening arranged on the side face of the lamp post and is in contact with the bottom face of the supporting block under the driving of the first telescopic rod. After the U-shaped locking frame is contacted with the supporting block, the steel rope which plays a role in supporting the lifting device and is connected with the lifting device after the U-shaped locking frame is contacted with the lifting device is changed from a tightening state to a loosening state; at this time, the steel rope connected to the lifting device and the U-shaped locking frame contacting with the bottom surface of the supporting block bear the load of the lifting device together.

More importantly, the U-shaped locking frame driven to stretch by the first telescopic rod is arranged; the steel rope which pulls the lifting device to move to the appointed position can be prevented from bearing the whole weight of the lifting device independently; the steel rope is prevented from being fatigued and broken due to overlarge deformation under the condition of long-time stress tension, so that the lifting device losing traction falls down, and casualties and property loss are caused.

After the U-shaped locking frame is contacted with the lifting device, the lifting device is supported; at this moment, even if the steel cable breaks, the U-shaped locking frame still can support the lifting device and not fall under the effect of gravity, has increased the security of over-and-under type street lamp structure.

Simultaneously, the both sides of supporting shoe are provided with the recess, and the recess and the spout sliding fit on the lamp pole of supporting shoe both sides can carry out spacingly to elevating gear in elevating gear motion, make elevating gear can remove along predetermined direction all the time, can not deviate from the focus and produce the skew because of the traction force that receives. The concave parts on two sides of the supporting block are provided with idler wheels which are in sliding connection with sliding grooves arranged on the lamp post. After the roller is arranged, the sliding friction force generated when the lifting device slides on the chute is converted into rolling friction force, so that the friction resistance generated when the lifting device moves is reduced, the steel rope can be more labor-saving when the lifting device is pulled to move, the elastic deformation of the steel rope is reduced, the fatigue fracture of the driving steel rope is avoided or slowed down, and the safety of the lifting lamp is improved.

In actual use, the lifting street lamp structure provided with the locking mechanism can solve the problem that the existing lifting street lamp driving device can generate fatigue fracture under the load of independently bearing the lifting device, so that the lifting device falls to cause accidents, and the safety of the lifting street lamp in use is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a cross-sectional view of fig. 1 of the present utility model.

FIG. 3 is a cross-sectional view of the plane A-A of FIG. 1 in accordance with the present utility model.

Fig. 4 is an enlarged view of a portion of fig. 3B in accordance with the present utility model.

FIG. 5 is a second schematic diagram of the structure of the present utility model.

Fig. 6 is an enlarged view of a portion of fig. 5C in accordance with the present utility model.

Fig. 7 is a schematic view of the lifter plate of the present utility model.

FIG. 8 is a schematic view of the mobilizing plate and the lamp body of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

the solar energy lamp comprises the following components of a solar panel, a lamp post, a lamp holder, a lamp base, a sliding groove, a lamp rod, a lamp holder, a movable plate, a second telescopic rod, a steel rope, a first telescopic rod, a U-shaped locking frame, a fixed pulley, a roller, a supporting block, a roller, a lifting device, a regulating plate, a supporting rod, a base plate, a screw rod, a driving device, a rotating shaft, a solar power generation device and a screw rod.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In embodiments of the utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, or may include both the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.

The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Example 1

Referring to fig. 1-8, the present embodiment discloses a lifting street lamp structure, which comprises a lamp holder 103, a lamp post 102, a lifting device 115, a first locking mechanism 122 and a driving device 124, wherein the bottom end of the lamp post 102 is connected with the lamp holder 103;

wherein, the lifting device 115 mainly comprises a moving plate 106, a supporting block 113 and a roller 114; recesses are formed in two sides of the supporting block 113, and rollers 114 are arranged in the recesses in two sides of the supporting block 113; the supporting block 113 is fixedly connected with the movable plate 106; the lamp post 102 is provided with a chute 104; the moving plate 106 is slidably connected with the chute 104 through the roller 114; a driving device 124 is arranged in the lamp post 102, and the driving device 124 is used for driving the lifting device 115 to slide on the chute 104;

the first locking mechanism 122 comprises a first telescopic rod 109 and a U-shaped locking frame 110, the first telescopic rod 109 is positioned inside the lamp post 102, and the fixed end of the first telescopic rod 109 is fixedly connected with the inner wall of the lamp post 102; the telescopic end of the first telescopic rod 109 is fixedly connected with a U-shaped locking frame 110, a quadrilateral opening is formed in the side face of the lamp post 102, and the U-shaped locking frame 110 is in sliding fit with the quadrilateral opening; the U-shaped locking frame 110 is used for contacting with the bottom surface of the supporting block 113 after extending out of the quadrangular opening; an LED lamp 105 is arranged at the bottom of the movable plate 106, and the LED lamp 105 is connected with a storage battery;

in actual use, after the lifting device 115 is lifted to a preset position by the driving of the driving device 124, the first telescopic rod 109 stretches, and the U-shaped locking frame 110 fixedly connected with the telescopic end of the first telescopic rod 109 passes through a quadrilateral opening arranged on the side surface of the lamp post 102 and contacts with the bottom surface of the supporting block 113 under the driving of the first telescopic rod 109.

The steel rope 108 connected with the lifting device 115 is changed from a tightening state to a loosening state under the support of the U-shaped locking frame 110, and the U-shaped locking frame 110 plays a role in supporting the lifting device 115 after contacting with the lifting device 115; at this time, the steel wire 108 connected to the elevating device 115 and the U-shaped locking bracket 110 contacting the bottom surface of the supporting block 113 bear the load of the elevating device together.

By providing a U-shaped locking bracket 110 which is driven to retract by the first telescopic rod 109, the steel rope 108 which pulls the lifting device 115 to a specified position can be prevented from bearing the whole weight of the lifting device 115 independently; the steel rope 108 is prevented from being broken after being excessively deformed under the condition of being stressed and tensioned for a long time, so that the lifting device 115 losing traction falls down, and casualties and property loss are caused.

And, after setting up by the flexible U-shaped locking frame 110 of first telescopic link 109 drive, even steel cable 108 takes place to break, U-shaped locking frame 110 still can support elevating gear 115 and not fall under the effect of gravity, has increased elevating street lamp structural security.

Meanwhile, the two sides of the supporting block 113 are provided with the concave parts, the concave parts at the two sides of the supporting block 113 are in sliding fit with the sliding grooves 104 on the lamp post 102, and the lifting device 115 can be limited in the movement of the lifting device 115, so that the lifting device 115 can always move along a preset direction, and the deviation of traction force from the gravity center can not be caused. The concave parts on two sides of the supporting block 113 are provided with rollers 114, and the rollers 114 are in sliding connection with the sliding grooves 104 arranged on the lamp post 102. After the roller 114 is arranged, the sliding friction force generated when the lifting device 115 slides on the chute 104 is converted into rolling friction force, so that the friction resistance generated when the lifting device 115 moves is reduced, the steel rope 108 can be more labor-saving when the lifting device 115 is pulled to move, and the elastic deformation of the steel rope 108 is reduced. Fatigue fracture of the driving steel rope 108 can be avoided or slowed down, and safety of the lifting street lamp structure is improved.

Further preferably, the lifting device 115 further comprises an adjusting plate 116, the right end of the adjusting plate 116 is hinged with the moving plate 106 through a hinge, the left end of the adjusting plate 116 is connected with the moving plate 106 through a second telescopic rod 107, and the second telescopic rod 107 is hinged with the adjusting plate 116 and the moving plate 106; the LED lamp 105 is arranged on the adjusting plate 116; when the second telescopic rod 107 stretches, the opening and closing angle of the adjusting plate 116 hinged to the right end of the moving plate can be adjusted; since the LED lamp 105 is disposed on the bottom surface of the adjustment plate 116, when the adjustment plate 116 is opened and closed by the extension and retraction of the second extension and retraction lever 107, the irradiation angle of the LED lamp 105 is also changed. By changing the illumination angle of the LED lamp 105, the elevation type street lamp structure can be made to meet the illumination requirements under different conditions.

Example two

Referring to fig. 1-8, this embodiment is further optimized based on the first embodiment, in this embodiment, the driving device 124 includes a fixed pulley 111, a steel rope 108, a rotating shaft 125 and a winding drum 112, the fixed pulley 111 is installed at the upper end of the interior of the lamp pole 102, the rotating shaft 125 is rotatably installed on the lamp pole 102, one end of the rotating shaft is located at the outer side of the lamp pole 102, the winding drum 112 is located inside the lamp pole 102 and fixedly installed on the rotating shaft 125, one end of the steel rope 108 bypasses the fixed pulley 111 and is connected with the moving plate 106, and the other end is connected with the winding drum 112; the lamp post 102 is provided with a second locking mechanism 123, and the second locking mechanism 123 is used for locking the rotating shaft 125;

when the rotating shaft 125 with one end located outside the lamp post 102 rotates, the winding drum 112 fixedly installed on the rotating shaft 125 can be driven to rotate. One end of the steel cord 108 is connected with the winding drum 112; the other end of the steel rope 108 is connected with the moving plate 106 after passing around the fixed pulley 111 under the rotation of the winding drum 112; lifting device 115 lifts under the traction of steel cable 108; the fixed pulley 111 is installed inside the lamp pole 102 and is disposed at a position near the top end of the lamp pole.

The lamp post 102 is provided with a second locking mechanism 123, and the second locking mechanism 123 is used for locking the rotating shaft 125. When the elevating device 115 reaches the designated position, the rotation shaft 125 is locked by the second locking mechanism 123, thereby stopping the rotation of the spool 112. At this time, the elevating device 115 will stay at a specified position.

Further preferably, the second locking mechanism 123 comprises a square block 120 and a first threaded column 119, the square block 120 is provided with a through hole and a first threaded hole, and the first threaded hole is communicated with the through hole; the square block 120 is fixedly arranged on the lamp post 102, the rotating shaft 125 penetrates through a through hole in the square block 120, the first threaded column 119 is matched with the first threaded hole, and after the first threaded column 119 is rotated, the first threaded column 119 can be in contact with the rotating shaft 125. When the elevating device 115 reaches a designated position, the first screw column 119 engaged with the first screw hole is rotated, and the first screw column 119 is moved downward and finally locked in contact with the rotation shaft 125 passing through the through hole, thereby stopping the rotation of the drum 112.

Wherein, the upper end of the first threaded column 119 is provided with a second threaded hole; the upper end of the first threaded column 119 is provided with a threaded screw rod 127, and the threaded screw rod 127 is in threaded connection with the first threaded column 119 through a second threaded hole; by rotating the screw rod 127 in threaded connection with the second threaded hole, the first threaded column 119 can be rotated more effort-saving, so that the first threaded column 119 can be contacted with the rotating shaft 125 more quickly; the threaded screw 127 is detachably connected with the first threaded column 119 through threaded fit, so that the threaded screw can be prevented from sliding off from the second threaded hole in the rotation process.

Further preferably, the end of the rotating shaft 125 outside the lamp post 102 is fixedly connected with a hand wheel 121. When the hand wheel 121 is rotated, the rotation shaft 125 and the winding drum 112 fixedly connected with the rotation shaft 125 are simultaneously rotated. By providing the hand wheel 121, it is possible to save more effort when lifting or lowering the lifting device and save time in moving the lifting device to a designated position.

The side surface of the square block 120 is further provided with a third threaded hole, and the third threaded hole is communicated with the through hole; the square block 120 is fixedly arranged on the lamp post 102, the third threaded hole is in threaded connection with a second threaded column, and after the second threaded column is rotated, the second threaded column can be in contact locking with the rotating shaft; by providing a second threaded post that is in contact with and locks with the spindle, it is possible to avoid that the spool 112 cannot stop rotating when the first threaded post 119 fails to lock the spindle 125, resulting in a fall of the lifting device connected to the steel cord 108.

Example III

Referring to fig. 1-8, this embodiment is further optimized based on the first embodiment or the second embodiment, in this embodiment, the lifting device 115 further includes a controller and a photosensitive sensor connected to the controller, and the LED lamp 105 and the storage battery are both connected to the controller; in actual use, the LED lamp 105 is connected with the battery through a relay, which is connected with the controller; wherein the intensity of the ambient light is detected by providing a light sensitive sensor; at night, the controller controls the electromagnet in the relay to be electrified, so that a working circuit in the electromagnet is closed, and the LED lamp 105 is turned on; during daytime, the controller controls the electromagnet in the relay to be powered off, and the working circuit is cut off after the electromagnet loses magnetism, so that the LED lamp 105 is closed; the controller automatically turns on and off the LED lamp 105 under different illumination intensities by controlling the on-off of the working circuit in the relay.

Further preferably, a solar power generation device 126 is installed above the lifting device 115, and the solar power generation device 126 is connected with a storage battery. When the illumination is sufficient, the solar power generation device converts solar energy into electric energy and stores the electric energy in the storage battery; solar energy is clean energy, does not harm the environment, and can realize the purposes of energy conservation and emission reduction by effectively utilizing the solar energy.

The solar power generation device 126 mainly comprises a bottom plate 118, a supporting rod 117 and a solar panel 101, wherein the bottom plate 118 is detachably connected with the movable plate 106; the upper and lower ends of the strut 117 are connected to the bottom plate 118 and the solar panel 101, respectively, and the solar panel 101 is disposed obliquely above the bottom plate 118. When the solar panel 101 is damaged or fails, the bottom plate 118 is detached from the movable plate 106, so that the solar panel is convenient to maintain and replace; the inclined arrangement of the solar panel 101 above the bottom plate 118 may enable the solar panel 101 to more effectively improve the efficiency of converting solar energy into electrical energy.

The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a lifting street lamp structure, includes lamp stand (103) and lamp pole (102), and the bottom and the lamp stand (103) of lamp pole (102) are connected, its characterized in that: further comprising a lifting device (115) and a first locking mechanism (122);

the lifting device (115) mainly comprises a moving plate (106), a supporting block (113) and a roller (114); recesses are formed in two sides of the supporting block (113), and rollers (114) are arranged in the recesses in two sides of the supporting block (113); the supporting block (113) is fixedly connected with the movable plate (106); a chute (104) is arranged on the lamp post (102); the moving plate (106) is in sliding connection with the chute (104) through a roller (114); a driving device (124) is arranged in the lamp post (102), and the driving device (124) is used for driving the lifting device (115) to slide on the chute (104);

the first locking mechanism (122) comprises a first telescopic rod (109) and a U-shaped locking frame (110), the first telescopic rod (109) is positioned inside the lamp post (102), and the fixed end of the first telescopic rod (109) is fixedly connected with the inner wall of the lamp post (102); the telescopic end of the first telescopic rod (109) is fixedly connected with a U-shaped locking frame (110), a quadrilateral opening is formed in the side face of the lamp post (102), and the U-shaped locking frame (110) is in sliding fit with the quadrilateral opening; the U-shaped locking frame (110) extends out of the quadrangular opening and is used for contacting with the bottom surface of the supporting block (113); the bottom of the movable plate (106) is provided with an LED lamp (105).

2. The elevating street lamp structure as set forth in claim 1, wherein: the lifting device (115) further comprises an adjusting plate (116), the right end of the adjusting plate (116) is hinged with the moving plate (106), the left end of the adjusting plate (116) is connected with the moving plate (106) through a second telescopic rod (107), and the second telescopic rod (107) is hinged with the adjusting plate (116) and the moving plate (106); the LED lamp (105) is arranged on the adjusting plate (116).

3. The elevating street lamp structure as set forth in claim 1, wherein: the driving device (124) comprises a fixed pulley (111), a steel rope (108), a rotating shaft (125) and a winding drum (112), wherein the fixed pulley (111) is arranged at the upper end inside the lamp post (102), the rotating shaft (125) is rotatably arranged on the lamp post (102), one end of the rotating shaft is positioned at the outer side of the lamp post (102), the winding drum (112) is positioned inside the lamp post (102) and fixedly arranged on the rotating shaft (125), one end of the steel rope (108) bypasses the fixed pulley (111) and is connected with the moving plate (106), and the other end of the steel rope (108) is connected with the winding drum (112); the lamp post (102) is provided with a second locking mechanism (123), and the second locking mechanism (123) is used for locking the rotating shaft (125).

4. A lifting street lamp structure as claimed in claim 3, wherein: the second locking mechanism (123) comprises a square block (120) and a first threaded column (119), a through hole and a first threaded hole are formed in the square block (120), and the first threaded hole is communicated with the through hole; the square block (120) is fixedly arranged on the lamp post (102), the rotating shaft (125) penetrates through a through hole in the square block (120), the first threaded column (119) is matched with the first threaded hole, and after the first threaded column (119) is rotated, the first threaded column (119) is locked with the rotating shaft (125) in a contact mode.

5. The elevating street lamp structure as set forth in claim 4, wherein: the side surface of the first threaded column (119) is provided with a second threaded hole; a threaded screw rod (127) is installed in the second threaded hole.

6. A lifting street lamp structure as claimed in claim 3, wherein: the end part of a rotating shaft (125) positioned outside the lamp post (102) is fixedly connected with a hand wheel (121).

7. A lifting street lamp structure as claimed in claim 3, wherein: the rotating shaft (125) is rotatably mounted on the lamp post (102) through a bearing or a shaft sleeve.

8. The elevating street lamp structure as set forth in claim 1, wherein: the lifting device (115) further comprises a controller and a photosensitive sensor connected with the controller, and the LED lamp (105) is connected with the controller.

9. The elevating street lamp structure as set forth in claim 8, wherein: a solar power generation device (126) is arranged above the lifting device (115), the solar power generation device (126) is connected with a storage battery, and the storage battery is connected with the LED lamp (105) through a controller.