Adjustable outdoor tree lighting lamp

Abstract

The utility model relates to the technical field of tree lighting lamps, and particularly discloses an adjustable outdoor tree lighting lamp. Comprising a first mounting frame and a second mounting frame which are adjustably mounted, and a lamp holder assembly arranged on the second mounting frame; the mounting frame comprises a connecting plate, and the connecting plate is provided with a first mounting arm and a second mounting arm through a first bending part and a second bending part at the two ends respectively; the second mounting frame is provided with a mounting plate, and a first connecting part and a second connecting part which are arranged on two sides of the mounting plate; the first connecting part and the second connecting part are respectively connected with the first mounting arm and the second mounting arm through first fasteners; the lamp holder assembly is fixed on the mounting plate through at least two groups of second fasteners; the first fastener comprises a bolt, a first nut and a second nut, wherein the first nut and the second nut are connected with the bolt. The irradiation angle of the lamp holder assembly is adjusted by adjusting the fastening degree of the first nut and the bolt, and diversified irradiation requirements are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to tree lamp technology field especially relates to adjustable outdoor tree lamp. BACKGROUND

[0002] With the continuous development of urban greening and landscape lighting, outdoor lighting products play an increasingly important role in enhancing the beauty of the environment, increasing safety and providing visual effects. Among the many outdoor lighting devices, tree lamps, as a kind of lamp specially designed to illuminate trees and their surrounding environment, are widely used in parks, streets, squares and other places. The traditional tree lamp mainly connects the lamp and the supporting structure through a fixed mounting bracket, and the illumination angle of the lamp head is usually preset and cannot be flexibly adjusted according to specific needs. However, due to the differences in height, shape, distribution and other aspects of trees, fixed tree lamps often cannot meet the diversified needs of illumination angles. For example, when illuminating the top, side or lower part of a tree, the traditional fixed tree lamp often cannot accurately adjust the illumination angle, resulting in uneven lighting, waste of light energy or failure to achieve the expected lighting effect. This limitation restricts the application range and effect of tree lamps, especially in places with complex greening space and uneven tree distribution.

[0003] In the patent "a tree lamp" (publication number CN207471280U, hereinafter referred to as prior art 1) discloses a tree lamp, in the field of modern lighting technology, the design and application of tree lamp has become more and more diversified and humanized. The installation process of the tree lamp in prior art 1 becomes more convenient and fast, which benefits from its unique multi-segment replaceable LED module design. This design not only can adapt to trees of different diameters, but also can meet the needs of various tree styles, providing customers with a rich and colorful style combination selection. In addition, the integration design of the heat dissipation fin and the lamp shell of the tree lamp provides sufficient guarantee for the heat dissipation function of the tree lamp, ensuring the stability and durability of the equipment under long time working condition. In order to further improve the user experience, the clamping structure on the mold is designed ingeniously to maintain the appropriate distance between the tree and the tree lamp. This design effectively eliminates the safety hazards that may be caused by the high temperature of the tree lamp, thereby providing users with a safer and more reliable choice.

[0004] However, although prior art 1 can add or reduce modules according to the diameter of different carriers through this combined setting, to realize flexible setting of different diameter carriers, the illumination angle of the lighting module in prior art 1 is fixed and cannot be adjusted. This means that when the height, shape and distribution of trees are different, the traditional fixed tree lamp often cannot meet the diversified needs of illumination angles, thereby limiting the optimization of lighting effect. The utility model discloses

[0005] Therefore, the utility model embodiment provides a kind of adjustable outdoor tree lighting, to solve the problem that due to the height, shape and distribution of tree, traditional fixed tree lighting often is difficult to meet the diversified needs of irradiation angle.

[0006] The utility model embodiment provides a kind of adjustable outdoor tree lighting, including first mounting bracket and second mounting bracket of adjustable installation, and the lamp head component on the second mounting bracket;The first mounting bracket includes connecting plate, and the connecting plate is equipped with first mounting arm and second mounting arm respectively by first bending part and second bending part at both ends;The second mounting bracket is equipped with mounting plate and the first connecting portion and the second connecting portion of being set on the both sides of the mounting plate;The first connecting portion and the second connecting portion are connected with the first mounting arm and the second mounting arm respectively by first fastener;The lamp head component is fixed on the mounting plate by at least two groups of second fastener;The first fastener includes bolt and the first nut and the second nut connected with the bolt;The irradiation angle of the lamp head component is adjusted by adjusting the fastening degree of the first nut and the bolt.

[0007] Preferably, it further includes the plug-in part connected with the middle part of the connecting plate, and the tree lighting is inserted into the ground to realize the fixation of position through the plug-in part.

[0008] Preferably, the plug-in part includes detachably connected plug rod and plug foot, the plug rod is hollowly arranged and is provided with internal thread;The plug foot is detachably connected with the plug rod through the internal thread.

[0009] Preferably, the plug foot is made of at least two triangular plates cross-stitched and forms pointed end portion at bottom;The plug foot is provided with at least a pair of soil slot near top end.

[0010] Preferably, the bolt between the first nut and the second nut is provided with first gasket, second gasket and third gasket.

[0011] Preferably, the first gasket is arranged between the first nut and the first mounting arm;The second gasket is arranged between the first connecting portion and the second nut;The third gasket is arranged on the inner side of the first connecting portion.

[0012] Preferably, the lamp head component includes lamp cover and lamp shell and the lamp groove plate between the lamp cover and the lamp shell;The lamp cover, lamp shell and lamp groove plate are all provided with matching mounting hole;The lamp cover, lamp shell and lamp groove plate are all fixed on the mounting plate through the mounting hole and the second fastener.

[0013] Preferably, the middle part of the mounting plate is provided with an opening for accommodating a heat dissipation cavity extending from one end of the lamp cover away from the lamp cover; and the lamp cover and the middle part of the lamp slot plate are both provided with heat transfer openings.

[0014] Preferably, the lamp slot plate is provided with an inner slot for accommodating the lamp body; and the lamp cover covers the lamp slot plate and is transparent at the position of the lamp body.

[0015] Preferably, a gusset plate is further arranged between the lamp cover and the lamp slot plate.

[0016] The adjustable outdoor tree illuminating lamp provided by the utility model has the following beneficial effects:

[0017] In the actual application of the tree illuminating lamp, due to the different heights, shapes and distributions of trees, the traditional fixed tree illuminating lamp often cannot meet the diversified demand for the irradiation angle; in the utility model, the fastening degree of the adjustable mounting frame and the adjusting nut and bolt can realize flexible adjustment of the irradiation angle of the lamp head assembly. This enables the user to flexibly adjust the irradiation direction of the lamp head according to the different heights, shapes and distributions of trees, and meets the diversified irradiation demand. Specifically, when the irradiation angle of the lamp head assembly needs to be changed, the fastening degree of the second nut and bolt only needs to be adjusted. This adjustment mode is simple and easy to operate, and does not need complex operation or tools, greatly improving the convenience of use. At the same time, since a detachable connection mode is adopted between the first mounting frame and the second mounting frame, the whole tree illuminating lamp is also more convenient to install and maintain. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments of the utility model, and for the ordinary skilled in the art, on the premise of not paying the creative labor, other drawings can also be obtained according to these drawings, and these are within the protection scope of the utility model.

[0019] Figure 1 It is a structure schematic view of an adjustable outdoor tree illuminating lamp;

[0020] Figure 2 It is a mounting structure schematic view of the first mounting frame, the second mounting frame and the plug-in part;

[0021] Figure 3 It is a structure schematic view of an adjustable outdoor tree illuminating lamp at a certain angle;

[0022] Figure 4 It is a structure schematic view of a lamp head assembly;

[0023] Figure 5 It is Figure 1a local structure diagram of the tree lamp;

[0024] Parts and numbers of the figure components:

[0025] 100 - tree lamp;

[0026] 200 - first mounting bracket, 210 - connecting plate, 211 - first bending part, 212 - second bending part, 213 - first mounting arm, 214 - second mounting arm;

[0027] 300 - second mounting bracket, 310 - mounting plate, 311 - first connecting part, 312 - second connecting part, 320 - first fastener, 321 - bolt, 322 - first nut, 323 - second nut, 324 - first gasket, 325 - second gasket, 326 - third gasket;

[0028] 400 - lamp head assembly, 410 - second fastener, 420 - lamp cover, 430 - lamp shell, 431 - heat dissipation cavity, 440 - lamp groove plate, 441 - inner groove, 442 - lamp body, 450 - backing plate;

[0029] 500 - plug-in part, 510 - plug rod, 520 - plug pin, 521 - tip part, 522 - soil slot. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model. It should be noted that in this article, relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the elements defined by the statement "include" do not exclude the presence of other identical elements in the process, method, article or device including the elements. If there is no conflict, the embodiments of the utility model and various features in the embodiments can be combined with each other, and all within the protection scope of the utility model.

[0031] Embodiment 1

[0032] Please refer to Figure 1 and Figure 3 The embodiments of the utility model provide a adjustable outdoor tree illuminating lamp, the outdoor tree illuminating lamp is a kind of common present landscape lighting equipment, for lighting tree, improves night landscape effect.And the conventional tree illuminating lamp often exists installation inconvenience, angle limited etc., difficult to meet the diversified, individualized lighting demand.In the utility model, a adjustable tree illuminating lamp is provided to solve this problem.

[0033] Please refer to Figure 1 and Figure 2In the embodiment, the tree illuminating lamp 100 comprises a first mounting frame 200 and a second mounting frame 300 in adjustable mounting, and a lamp head assembly 400 arranged on the second mounting frame 300; the first mounting frame 200 is used for mounting the second mounting frame 300, and the second mounting frame 300 is used for mounting the lamp head assembly 400. The adjustable mounting between the first mounting frame 200 and the second mounting frame 300 can conveniently adjust the illumination angle of the second mounting frame 300 and the lamp head assembly 400 arranged thereon, so as to adapt to the lighting requirements of different environments or scenes. Through the adjustable mounting of the first mounting frame 200 and the second mounting frame 300, the installation of the tree illuminating lamp 100 is more flexible and convenient, and the lighting angle can be adjusted according to actual needs, so as to realize accurate lighting of the tree and improve the night landscape effect. Meanwhile, the adjustable mounting mode also increases the application range of the tree illuminating lamp 100, and can meet diversified and personalized lighting requirements.

[0034] Please refer to Figure 2 In the embodiment, the first mounting frame 200 comprises a connecting plate 210, the connecting plate 210 is provided with a first mounting arm 213 and a second mounting arm 214 through first bending portions 211 and second bending portions 212 at both ends, respectively; during installation, the second mounting frame 300 is installed at a position between the first mounting arm 213 and the second mounting arm 214. In this way, the connection between the first mounting frame 200 and the second mounting frame 300 is stable, and more installation space and flexibility are provided. By installing the second mounting frame 300 at a position between the first mounting arm 213 and the second mounting arm 214, the stability of installation can be further increased, and the lamp head assembly 400 is prevented from shaking or deviating during lighting, so as to ensure the stability and reliability of the lighting effect.

[0035] Please refer to Figure 2 The second mounting frame 300 is provided with a mounting plate 310 and first and second connecting portions 311 and 312 arranged on both sides of the mounting plate 310; the first and second connecting portions 311 and 312 are connected with the first and second mounting arms 213 and 214 through first fasteners 320, respectively. Through the connection of the first fasteners 320, the installation position of the second mounting frame 300 can be conveniently adjusted, so as to realize angle positioning of the lamp head assembly 400. This arrangement not only improves the flexibility of installation, but also ensures the accuracy and stability of the lighting angle, and further improves the lighting effect of the night landscape.

[0036] Please refer to Figure 5The first fastener 320 includes a bolt 321, a first nut 322 connected to the bolt 321, and a second nut 323 connected to the bolt 321. During installation, a group of bolts 321 and second nuts 323 are first installed on the first connecting portion 311 and the second connecting portion 312, then the bolts 321 are inserted through the first mounting arm 213 and the second mounting arm 214, and finally the bolts 321 are fastened with the first nuts 322. When the first nuts 322 are installed, the angle of the first mounting frame 200 can be adjusted to achieve the adjustment of the preset lighting angle. In this way, the connection between the first mounting frame 200 and the second mounting frame 300 is more secure, and a convenient adjustment method is provided. By first installing the bolts 321 and the second nuts 323 on the first connecting portion 311 and the second connecting portion 312, then inserting the bolts 321 through the first mounting arm 213 and the second mounting arm 214, and finally fastening with the first nuts 322, the stability and reliability of the connection can be ensured. During installation, by adjusting the position of the first nut 322, the angle of the first mounting frame 200 can be easily adjusted to control the lighting angle of the lamp head assembly 400. This design not only improves the convenience and flexibility of installation, but also ensures the accuracy and stability of the lighting angle, further improving the lighting effect and the convenience of use.

[0037] Please refer to Figure 4 The lamp head assembly 400 is fixed to the mounting plate 310 by at least two groups of second fasteners 410. This design can ensure that the lamp head assembly 400 is more stable on the mounting plate 310 and is not easy to loosen. By fixing at least two groups of second fasteners 410, the weight and stress of the lamp head assembly 400 can be distributed, improving the overall stability and safety. At the same time, this design also facilitates the disassembly and replacement of the lamp head assembly 400 or the maintenance and maintenance of the lamp head assembly 400. In addition, the fixing method of multiple fasteners can also enhance the connection strength between the mounting plate 310 and the lamp head assembly 400, prevent accidental falling or damage during use, and further prolong the service life of the lighting equipment.

[0038] Please refer to Figure 1In the utility model, still include the plug -in part 500 that the intermediate part of connecting plate 210 is connected, the tree lamp 100 is inserted into the ground through the plug -in part 500 and realizes the fixation of position.The setting of plug -in part 500 makes the tree lamp 100 can be firmly inserted into the ground, and need not complex installation step or additional fixing device.Plug -in part 500 not only provides simple and fast installation mode, greatly improves installation efficiency, reduces installation cost;The close combination of plug -in part 500 and ground also ensures the stability of tree lamp 100 during use, avoids the shaking or inclination caused by environmental factors such as wind and rain;And, the setting of plug -in part 500 also facilitates the position adjustment of tree lamp 100 to meet the lighting demand under different scenes;The connecting structure of plug -in part 500 and the intermediate part of connecting plate 210 enhances the firmness of the whole, so that the tree lamp 100 can still maintain good lighting effect and stability in long-term use.

[0039] Please see Figure 1 The plug -in part 500 includes detachably connected plug rod 510 and plug pin 520, the plug rod 510 is hollow and is provided with internal thread;The plug pin 520 is detachably connected with the plug rod 510 through the internal thread.In actual use, the soil of each region or area is different, and the installation length or type of plug pin 520 needs to be determined according to the actual soil environment, and the hardness and stability of different ground also need to be considered to select appropriate length and type of plug pin 520 for installation.The hollow setting of plug rod 510 not only reduces the overall weight, but also facilitates the hiding and wiring of cable, so that the installation of tree lamp 100 is more neat and beautiful.At the same time, the connection mode of internal thread ensures the close connection between plug rod 510 and plug pin 520, which is not easy to loosen, further enhancing the stability of tree lamp 100 during use.This detachable connection design also facilitates the adaptive setting or replacement, maintenance and other operations of plug pin 520 when needed.

[0040] Please see Figure 1 The plug pin 520 is made of at least two triangular plates crosswise spliced and forms a pointed end 521 at the bottom;The plug pin 520 is provided with at least a pair of soil accommodating grooves 522 near the top end.This setting can effectively increase the contact area of plug pin 520 and soil, improve the stability of plug pin 520 in soil, and prevent the tree lamp 100 from falling under the action of wind force and other external forces.At the same time, the crosswise spliced triangular plate structure makes the plug pin 520 have high strength and toughness, can adapt to different hardness of soil environment, and ensures the stability of tree lamp 100 under various complex environments.The pointed end 521 formed at the bottom facilitates the insertion of plug pin 520 into soil, reduces the resistance during installation, and improves work efficiency.

[0041] Further, please seeFigure 1 The soil receiving groove 522 is designed as a "V" shape structure with its tip pointing downwards, which makes it easier to be inserted into the ground. After the spike 520 is successfully inserted into the ground, the surrounding soil will naturally fill into the "V" shaped soil receiving groove 522, which makes the spike 520 more stable after being inserted into the ground, and to some extent, reduces the situation of shaking due to external force. In addition, this design of the soil receiving groove 522 can accommodate more soil, which not only further increases the friction between the spike 520 and the soil, but also significantly improves the stability of the overall structure.

[0042] Further, please refer to Figure 5 The bolt 321 between the first nut 322 and the second nut 323 is provided with a first washer 324, a second washer 325 and a third washer 326. The first washer 324 is arranged between the first nut 322 and the first mounting arm 213, which plays a role in dispersing pressure and protecting the first mounting arm 213, preventing the bolt 321 from directly pressing and wearing the first mounting arm 213 during tightening, thereby prolonging the service life of the whole tree lamp 100. The second washer 325 is arranged between the first connecting part 311 and the second nut 323, which enhances the tightness between the first connecting part 311 and the bolt 321, prevents the bolt 321 from loosening during use, and ensures the stability and safety of the structure of the tree lamp 100. The third washer 326 is arranged on the inner side of the first connecting part 311, which further enhances the tightness of the connection and also plays a role in buffering and shock absorption, which can absorb and disperse the impact and vibration from the external environment to some extent, and plays an additional protection role for the tree lamp 100.

[0043] Please refer to Figure 4The lamp head assembly 400 comprises a lamp cover 420, a lamp shell 430, and a lamp groove plate 440 arranged between the lamp cover 420 and the lamp shell 430. The lamp cover 420 and the lamp shell 430 are arranged at two ends, and the lamp groove plate 440 is arranged between the lamp cover 420 and the lamp shell 430. The lamp groove plate 440 is used to arrange a lamp body 442. The lamp cover 420, the lamp shell 430, and the lamp groove plate 440 are all provided with matching mounting holes for combined mounting. The lamp cover 420, the lamp shell 430, and the lamp groove plate 440 are fixed to the mounting plate 310 through the mounting holes and the second fasteners 410. The above arrangement facilitates quick installation and disassembly of the lamp head assembly 400, improves installation efficiency, and facilitates later maintenance and replacement. Through cooperation of the mounting holes and the second fasteners 410, the lamp head assembly 400 can be stably fixed to the mounting plate 310, preventing shaking or falling of the lamp head assembly 400 during use, thereby ensuring stability and safety of the tree illuminating lamp 100. In addition, the close combination of the lamp cover 420, the lamp shell 430, and the lamp groove plate 440 also helps to improve the waterproof and dustproof performance of the tree illuminating lamp 100.

[0044] Please refer to Figure 4 The middle part of the mounting plate 310 is provided with an opening for accommodating the heat dissipation cavity 431 extending away from the end of the lamp shell 430. The heat dissipation cavity 431 is in communication with the outside, facilitating heat exchange with external air. The middle part of the lamp cover 420 and the lamp groove plate 440 is provided with a heat transfer opening. This arrangement can enhance the heat dissipation effect of the tree illuminating lamp 100. Specifically, the arrangement of the heat dissipation cavity 431 can effectively expand the heat dissipation space inside the lamp shell 430, which is conducive to the rapid dissipation of heat generated by the lamp body 442 during work, avoiding heat accumulation to cause the temperature of the lamp body 442 to be too high, affecting the service life and luminous efficiency of the lamp body 442. At the same time, the heat transfer openings arranged on the lamp cover 420 and the lamp groove plate 440 can further promote heat conduction and dissipation, so that heat can be more evenly distributed on the entire lamp head assembly 400, improving heat dissipation efficiency.

[0045] The lamp slot plate 440 is internally provided with an inner slot 441 for accommodating a lamp body 442; the lamp shell 430 covers the lamp slot plate 440 and is transparent at the position of the lamp body 442. The inner slot 441 can effectively protect the lamp body 442 from external environmental interference and damage, and improve the overall stability and durability of the tree illuminating lamp 100. At the same time, the lamp shell 430 is transparent at the position of the lamp body 442, which can ensure that the light emitted by the lamp body 442 can be fully irradiated and will not be blocked and shielded by the lamp shell 430, thereby improving the lighting effect and brightness of the tree illuminating lamp 100. In addition, this arrangement also facilitates the maintenance and replacement of the lamp body 442, reducing the difficulty and cost of use and maintenance.

[0046] The lamp shell 430 and the lamp slot plate 440 are also provided with a backing plate 450. The backing plate 450 can effectively enhance the connection strength and stability between the lamp shell 430 and the lamp slot plate 440, preventing loosening or falling off between the lamp shell 430 and the lamp slot plate 440 due to uneven stress or vibration during use. At the same time, the backing plate 450 can also play a certain buffering role, which can absorb and disperse the vibration and impact force generated by the lamp body 442 during work, further protecting the lamp body 442 and the lamp slot plate 440 from damage. In addition, the arrangement of the backing plate 450 can also improve the overall aesthetics and neatness of the tree illuminating lamp 100, making the entire lamp head assembly 400 more compact and delicate.

[0047] Further, please refer to Figure 3 In order to improve the heat dissipation efficiency, the lamp shell 430, the lamp cover 420 and the lamp slot plate 440 are also specially designed with a heat dissipation structure formed by interlacing a plurality of partitions. This structure successfully forms a plurality of small heat dissipation cavities 431 through the interlaced arrangement of the partitions. These heat dissipation cavities 431 not only help to disperse and guide the heat generated inside, but the partitions themselves also play a role in promoting effective heat exchange between the internal heat and the external environment. Such design not only optimizes the heat dissipation performance, but also ensures the stability and durability of the lamp under long-term working conditions.

[0048] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or make equivalent substitutions for part or all of the technical features; and these modifications or substitutions do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An adjustable outdoor tree light, characterized by, The utility model relates to a tree lamp (100) comprising a first mounting bracket (200) and a second mounting bracket (300) in adjustable mounting, and a lamp head assembly (400) provided on the second mounting bracket (300). The first mounting bracket (200) comprises a connecting plate (210) provided with a first mounting arm (213) and a second mounting arm (214) through first and second bending parts (211, 212) at both ends, respectively; the second mounting bracket (300) is provided with a mounting plate (310) and first and second connecting parts (311, 312) provided on both sides of the mounting plate (310); the first and second connecting parts (311, 312) are connected with the first and second mounting arms (213, 214) through first fasteners (320), respectively. The lamp head assembly (400) is fixed on the mounting plate (310) through at least two groups of second fasteners (410); the first fastener (320) comprises a bolt (321) and first and second nuts (322, 323) connected with the bolt (321); the irradiation angle of the lamp head assembly (400) is adjusted by adjusting the fastening degree of the first nut (322) and the bolt (321).

2. The adjustable outdoor tree lamp of claim 1, wherein, The tree lamp (100) is inserted into the ground through a plug-in part (500) connected with the middle part of the connecting plate (210) to achieve position fixation.

3. The adjustable outdoor tree lamp of claim 2, wherein, The plug-in part (500) comprises a plug rod (510) and a plug pin (520) in detachable connection; the plug rod (510) is hollow and provided with internal threads; the plug pin (520) is detachably connected with the plug rod (510) through the internal threads.

4. The adjustable outdoor tree lamp of claim 3, wherein, The plug pin (520) is made of at least two triangular plates cross-stitched and forms a pointed end (521) at the bottom; the plug pin (520) is provided with at least a pair of soil grooves (522) near the top end.

5. The adjustable outdoor tree lamp of claim 1, wherein, First, second and third washers (324, 325, 326) are provided on the bolt (321) between the first and second nuts (322, 323).

6. The adjustable outdoor tree lamp of claim 5, wherein, The first washer (324) is provided between the first nut (322) and the first mounting arm (213); the second washer (325) is provided between the first connecting part (311) and the second nut (323); and the third washer (326) is provided inside the first connecting part (311).

7. The adjustable outdoor tree lamp of claim 1, wherein, The lamp head assembly (400) comprises a lamp cover (420), a lamp shell (430) and a lamp groove plate (440) provided between the lamp cover (420) and the lamp shell (430); the lamp cover (420), the lamp shell (430) and the lamp groove plate (440) are all provided with matching mounting holes; and the lamp cover (420), the lamp shell (430) and the lamp groove plate (440) are all fixed on the mounting plate (310) through the mounting holes and the second fasteners (410).

8. The adjustable outdoor tree lamp of claim 7, wherein, The middle part of the mounting plate (310) is provided with an opening for accommodating a heat dissipation cavity (431) extending from one end of the lamp cover (420) away from the lamp cover (420); and the middle part of the lamp cover (420) and the lamp groove plate (440) are both provided with heat transfer openings.

9. The adjustable outdoor tree lamp of claim 7, wherein, The lamp groove plate (440) is provided with an inner groove (441) for accommodating a lamp body (442); the lamp shell (430) covers the lamp groove plate (440) and is transparent at the position of the lamp body (442).

10. The adjustable outdoor tree lamp of claim 7, wherein, The lamp shell (430) and the lamp groove plate (440) are further provided with a gasket (450).

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