CN108087805B

CN108087805B - Landscape lamp

Info

Publication number: CN108087805B
Application number: CN201711299895.3A
Authority: CN
Inventors: 沈惠萍
Original assignee: Ruian Sunway Home Appliances Co Ltd
Current assignee: Ruian Sunway home appliances Co., Ltd
Priority date: 2017-12-09
Filing date: 2017-12-09
Publication date: 2019-12-10
Anticipated expiration: 2037-12-09
Also published as: CN108087805A

Abstract

The invention discloses a landscape lamp, which comprises a lampshade, a stand column and an anchor rod arranged at the lower end of the stand column, wherein the lampshade is fixed with the upper end of the stand column through an inclined rod, an upward boss is arranged at the middle part of the lower end of the lampshade, a cavity with an opening at the lower end is arranged in the boss, a lamp holder is fixed at the inner top of the cavity, a bulb is arranged on the lamp holder, a light guide plate is arranged at the bottom of the cavity, a sleeve is arranged inside the lampshade, a top plate is arranged at the upper end of the lampshade, heat dissipation holes are formed in the middle of the top plate, a cover plate is arranged above the heat dissipation holes, a rainwater sensor is arranged at the top of the cover plate, an air inlet hole is formed at the bottom of an annular groove, a first air vent is formed in the side wall of the boss, a; by adopting the structure, the invention can avoid the phenomenon that the bulb is damaged due to overheating, and can prolong the service life of the bulb.

Description

Landscape lamp

Technical Field

The invention belongs to the technical field of lighting devices, and relates to a landscape lamp.

Background

The landscape lamp is a device commonly used for illumination in the park, and generally comprises a lampshade, a stand column and an anchor rod arranged at the lower end of the stand column, wherein the lampshade is fixed with the upper end of the stand column through a plurality of inclined rods which are distributed circumferentially, and a bulb is arranged in the lampshade; however, the inner space of the lampshade in the landscape lamp is generally a closed structure, the power of the bulb in the landscape lamp is generally high, and the bulb in the landscape lamp is in a lighted state for a long time, so that the disadvantage of poor heat dissipation effect of the bulb exists, and the bulb is easily damaged.

Disclosure of Invention

In order to solve the problems, the invention designs the landscape lamp, which can realize reliable heat dissipation of the bulb in the landscape lamp, thereby avoiding the phenomenon that the bulb is damaged due to overheating and prolonging the service life of the bulb.

The purpose of the invention is realized as follows:

The landscape lamp comprises a lampshade, a stand column and an anchor rod arranged at the lower end of the stand column, wherein the lampshade is fixed with the upper end of the stand column through a plurality of inclined rods which are distributed circumferentially, a cavity with an opening at the upper end is arranged in the lampshade, an upward boss is arranged in the middle of the lower end of the lampshade, a concave cavity with an opening at the lower end is arranged in the boss, a lamp holder is fixed on the inner top of the concave cavity, a bulb is arranged on the lamp holder, a light guide plate is arranged at the bottom of the concave cavity, an annular groove is formed between the boss and the inner wall of the lampshade, a sleeve with an opening at the lower end and a cavity is arranged in the lampshade, the lower end of the vertical edge of the sleeve is inserted into the annular groove, an electric telescopic rod is fixed on the outer top of the boss, a push rod of the electric telescopic rod is connected with a, the outer part of the push rod positioned above the sleeve is in threaded connection with a nut used for compressing the sleeve, the upper end of the lampshade is provided with a top plate, the middle part of the top plate is provided with a heat dissipation hole, a cover plate used for sealing the heat dissipation hole in rainy days is arranged above the heat dissipation hole, the middle part of the inner top of the cover plate is in threaded connection with the upper end of the push rod, the top of the cover plate is provided with a rainwater sensor, the inside of the upright post is provided with a controller, a lamp holder, an electric telescopic rod and the rainwater sensor are all electrically connected with the controller, the bottom of the annular groove is provided with a plurality of circumferentially distributed air inlet holes, the side wall of the boss is provided with a plurality of circumferentially distributed first air vent holes communicated with the cavity, the top of the boss is provided with a plurality of circumferentially distributed second air vent holes communicated with the cavity, and the, the top of the sleeve is provided with a plurality of second air guide holes which are circumferentially distributed and communicated with the cavity, and the side wall of the lampshade is provided with an air outlet hole which is used for being communicated with the first air guide hole after the cover plate seals the heat dissipation hole.

The landscape lamp comprises a cover plate, a radiating hole, a radiating flange, a bent edge and a bent edge, wherein the inner wall of the radiating hole is provided with an upward annular flange; through the setting on annular turn-ups and annular limit of bending, cover the back with the roof lid at the apron, can avoid the rainwater to enter into the lamp shade.

In the landscape lamp, the air outlet is gradually inclined downwards from inside to outside; through setting up the exhaust vent into the structure of from inside to outside downward sloping gradually, so, can avoid the rainwater to enter into the lamp shade through the exhaust vent.

In the landscape lamp of the present invention, the first ventilation hole is gradually inclined upward from the outside to the inside; through setting up first ventilation hole into the structure of outside-in slope gradually upwards, so, cold air among the external environment can enter into the cavity through fresh air inlet and first ventilation hole more conveniently to can realize the heat dissipation to the bulb better.

The landscape lamp comprises a concave cavity, a light guide plate, a first bolt, a second bolt, a light guide plate and a lamp shade, wherein the inner wall of the concave cavity is provided with an annular step; by adopting the mode to fix the light guide plate, the light guide plate fixing device has the advantage of convenience in fixing the light guide plate.

The landscape lamp comprises a lamp shade, a top plate, a first bolt, a second bolt, a first edge cover and a second edge cover, wherein the outer peripheral wall of the top plate is provided with a downward annular edge cover; through adopting this kind of mode to fix the roof, have the fixed convenient advantage of roof, and can avoid the rainwater to enter into the lamp shade.

By adopting the structure, the bulb can reliably dissipate heat in the lampshade no matter in rainy days or sunny days, so that the phenomenon that the bulb is damaged due to overheating can be avoided, and the service life of the bulb can be prolonged.

Drawings

FIG. 1 is a schematic view, partly in section, of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is a schematic cross-sectional view of the deck plate separated from the roof plate with the diagonal members, vertical posts, and anchor members removed.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

A landscape lamp comprises a lamp shade 1, a vertical column 2 and an anchor rod 3 arranged at the lower end of the vertical column 2, wherein the lamp shade 1 is fixed with the upper end of the vertical column 2 through a plurality of inclined rods 4 which are distributed circumferentially, a cavity 11 with an upper end opening is arranged in the lamp shade 1, an upward boss 12 is arranged at the middle part of the lower end of the lamp shade 1, a concave cavity 13 with a lower end opening is arranged in the boss 12, a lamp holder 5 is fixed on the inner top of the concave cavity 13, a bulb 51 is arranged on the lamp holder 5, a light guide plate 6 is arranged at the bottom of the concave cavity 13, an annular groove 14 is formed between the boss 12 and the inner wall of the lamp shade 1, a sleeve 7 with a lower end opening and a cavity 71 is arranged in the lamp shade 1, the lower end of a vertical edge 72 of the sleeve 7 is inserted into the annular groove 14, an electric telescopic rod 8 is fixed on the outer top of the boss, an annular convex edge 91 for supporting the sleeve 7 is arranged on the outer side wall of the push rod 9 positioned in the sleeve 7, a nut 92 for pressing the sleeve 7 is connected to the outer part of the push rod 9 positioned above the sleeve 7 through threads, a top plate 10 is installed at the upper end of the lampshade 1, a heat dissipation hole 101 is arranged in the middle of the top plate 10, a cover plate 111 for sealing the heat dissipation hole 101 in the rainy period is arranged above the heat dissipation hole 101, the middle of the inner top of the cover plate 111 is in threaded connection with the upper end of the push rod 9, a rain sensor 121 is installed at the top of the cover plate 111, a controller 131 is installed in the upright post 2, the lamp holder 5, the electric telescopic rod 8 and the rain sensor 121 are electrically connected with the controller 131, a plurality of circumferentially distributed air inlet holes 15 are arranged at the bottom of the annular groove 14, a plurality of circumferentially distributed first air inlet holes 16 communicated with the cavity 13 are arranged on the side wall of the boss 12, a plurality of circumferentially distributed, a plurality of first air guide holes 72 which are circumferentially distributed and communicated with the cavity 71 are formed in the side wall of the sleeve 7, a plurality of second air guide holes 73 which are circumferentially distributed and communicated with the cavity 71 are formed in the top of the sleeve 7, and air outlet holes 18 which are used for being communicated with the first air guide holes 72 after the cover plate 111 seals the heat dissipation holes 101 are formed in the side wall of the lampshade 1; after the structure is adopted, when the controller lights the bulb and weather does not fall, the rain sensor cannot detect rain water, the electric telescopic rod extends under the control of the controller, at the moment, the cover plate is jacked up, the cover plate is separated from the top plate, an air outlet channel is formed between the cover plate and the top plate, air in an external environment sequentially passes through the air inlet hole and the first air vent and then enters the cavity, heat exchange with the bulb is realized by the air entering the cavity, heat dissipation of the bulb is realized, then the air in the cavity can sequentially pass through the second air vent, the second air guide hole and the air outlet channel between the cover plate and the top plate and then is discharged into the external environment, in this way, heat dissipation of the bulb can be realized, and after the cover plate is jacked up, the first air guide hole is blocked by the side wall of the lampshade; when the controller lights the bulb and rains in the weather, the rain sensor detects the raining in the weather, then the rain sensor transmits an electric signal to the controller to inform the controller that the weather begins to rain at the moment, the controller controls the electric telescopic rod to shrink, the cover plate is connected to the top plate at the moment, air in the external environment enters the cavity after sequentially passing through the air inlet hole and the first air vent, heat exchange between the air entering the cavity and the bulb is achieved, heat dissipation of the bulb is achieved, then the air in the cavity can be discharged into the external environment after sequentially passing through the second air vent, the first air guide hole and the air outlet hole, and therefore the heat dissipation of the bulb can be achieved; by adopting the structure, under the condition that the controller lights the bulb, when the weather is not rainy, the heat emitted by the bulb can be radiated from the top of the lampshade, so that the reliable heat radiation of the bulb can be realized, and when the weather is rainy, the heat emitted by the bulb can be radiated from the side edge of the lampshade, so that the heat radiation effect of the bulb is improved compared with the traditional landscape lamp; it should be noted that the rain sensor used in the present invention is a common sensor on the market, and the types thereof are various, and the present invention only needs to be able to detect rain, and the rain sensor is the prior art and therefore is not described herein again; the controller used in the invention only needs to control the electric telescopic rod to extend or retract according to whether the rain sensor detects rain or not, namely the rain sensor transmits an electric signal of rain or not to the controller, the controller drives the electric telescopic rod to retract in the rainy weather and drives the electric telescopic rod to extend in the rainy weather, the control principle is very simple, for example, the electric telescopic rod can be controlled by only a minimum system of a single chip microcomputer, the circuit structure is very simple and is the prior art in the market, and therefore, the control principle is not repeated.

An upward annular flange 102 is arranged on the inner wall of the heat dissipation hole 101, and an annular bending edge 112 which is used for being sleeved outside the annular flange 102 after the heat dissipation hole 101 is closed by the cover plate 111 is arranged on the outer peripheral wall of the cover plate 111; through the setting on annular turn-ups and annular limit of bending, cover the back with the roof lid at the apron, can avoid the rainwater to enter into the lamp shade.

The air outlet hole 18 is gradually inclined downwards from inside to outside; through setting up the exhaust vent into the structure of from inside to outside downward sloping gradually, so, can avoid the rainwater to enter into the lamp shade through the exhaust vent.

The first vent hole 16 is gradually inclined upwards from outside to inside; through setting up first ventilation hole into the structure of outside-in slope gradually upwards, so, cold air among the external environment can enter into the cavity through fresh air inlet and first ventilation hole more conveniently to can realize the heat dissipation to the bulb better.

An annular step 19 is arranged on the inner wall of the concave cavity 13, and the light guide plate 6 is embedded in the annular step 19 and fixed with the lampshade 1 through a first bolt 61; by adopting the mode to fix the light guide plate, the light guide plate fixing device has the advantage of convenience in fixing the light guide plate.

A downward annular edge 103 is arranged on the outer peripheral wall of the top plate 10, and the annular edge 103 is sleeved outside the lampshade 1 and is fixed with the lampshade 1 through a second bolt 104; through adopting this kind of mode to fix the roof, have the fixed convenient advantage of roof, and can avoid the rainwater to enter into the lamp shade.

A support table 31 is arranged at the upper end of the anchor rod 3, an insertion hole 32 for inserting the lower end of the upright post 2 is arranged at the top of the support table 31, a plurality of through holes 33 which are circumferentially distributed and communicated with the insertion hole 32 are arranged on the side wall of the support table 31, a [ -shaped clamping piece 201 for clamping the anchor rod 3 and the upright post 2 is arranged in the through hole 33, an annular clamping groove 21 for clamping one end of the clamping piece 201 is arranged on the outer side wall of the upright post 2, a slideway 34 for inserting the other end of the clamping piece 201 is arranged on the inner side wall of the support table 31, a spring 202 for pushing the clamping piece 201 to separate the clamping piece 201 from the annular clamping groove 21 is embedded between the slideway 34 and the end part of the clamping piece 201, a screw 203 for pushing the clamping piece 201 to lock the anchor rod 3 and the upright post 2 is in threaded connection at the outer end part of the through hole 33, and a countersunk head 35 for embedding; by adopting the structure, the clamping piece can reliably clamp the upright post and the anchor rod, and the clamping piece and the screw are embedded into the through hole and the countersunk head part, so that the screw can be prevented from being exposed outside, and the phenomenon that the pedestrian is stumbled by the screw can be avoided; through the setting of spring, after the screw is twisted out, the spring can promote chucking spare to move to the outside to can make chucking spare break away from stand and stock, thereby after the screw is twisted out, the chucking spare can realize the unblock to stand and stock automatically.

The inner side wall of the upper end of the insertion hole 32 is provided with an annular guide surface 36 which can be matched with the upright post 2 for guiding so as to facilitate the insertion of the upright post 2 into the insertion hole 32; through the setting of annular spigot surface, at the in-process that the stand inserted the jack, the stand can with annular spigot surface cooperation direction in order to make things convenient for the stand to insert the jack.

One end of the clamping piece 201, which is positioned at the ring-shaped clamping groove 21, is provided with a guide inclined surface 204 which can be matched with the ring-shaped clamping groove 21 for guiding so as to facilitate the clamping of the end part of the clamping piece 201 into the ring-shaped clamping groove 21; through the setting of direction inclined plane, when the ring slot is gone into to the card to the one end card that the chucking spare is located ring slot, can cooperate the direction with ring slot and go into in order to make things convenient for chucking spare card to go into ring slot.

It should be noted that, in the above embodiments, as long as the technical solutions can be aligned and combined without contradiction, those skilled in the art can exhaust all possibilities according to the mathematical knowledge of the alignment and combination, and therefore, the invention does not describe the technical solutions after alignment and combination one by one, but it should be understood that the technical solutions after alignment and combination have been disclosed by the invention.

it should be noted that the above list is only one specific embodiment of the present invention. It is obvious that the invention is not limited to the above embodiments, but that many variations are possible.

In general, all modifications that can be derived or suggested by those skilled in the art from the disclosure herein are intended to be included within the scope of the invention.

Claims

1. The utility model provides a landscape lamp, includes lamp shade (1), stand (2) and installs stock (3) at stand (2) lower extreme, lamp shade (1) is the down tube (4) that circumference distributes through a plurality of and is fixed its characterized in that with the upper end of stand (2): the LED lamp comprises a lampshade (1), wherein a cavity (11) with an upper end open is arranged in the lampshade (1), an upward boss (12) is arranged in the middle of the lower end of the lampshade (1), a cavity (13) with a lower end open is arranged in the boss (12), a lamp holder (5) is fixed on the inner top of the cavity (13), a bulb (51) is installed on the lamp holder (5), a light guide plate (6) is installed at the bottom of the cavity (13), an annular groove (14) is formed between the boss (12) and the inner wall of the lampshade (1), a sleeve (7) with a lower end open and a cavity (71) is arranged in the lampshade (1), the lower end of a vertical edge (72) of the sleeve (7) is inserted into the annular groove (14), an electric telescopic rod (8) is fixed on the outer top of the boss (12), and a push rod (9) is in threaded connection with a piston rod of, stretch out outside sleeve (7) after push rod (9) activity runs through sleeve (7), be provided with annular chimb (91) that is used for support sleeve (7) on the lateral wall of push rod (9) that is located sleeve (7) inside, the outside threaded connection of push rod (9) that is located sleeve (7) top has nut (92) that is used for compressing tightly sleeve (7), roof (10) are installed to the upper end of lamp shade (1), the middle part of roof (10) is provided with louvre (101), the top of louvre (101) is provided with apron (111) that are used for sealing louvre (101) when raining, the interior top middle part of apron (111) and the upper end threaded connection of push rod (9), rain sensor (121) are installed at the top of apron (111), the internally mounted of stand (2) has controller (131), lamp stand (5) are by lamp stand (5), The electric telescopic rod (8) and the rainwater sensor (121) are electrically connected with the controller (131), a plurality of circumferentially distributed air inlet holes (15) are formed in the bottom of the annular groove (14), a plurality of circumferentially distributed first air vent holes (16) communicated with the cavity (13) are formed in the side wall of the boss (12), a plurality of circumferentially distributed second air vent holes (17) communicated with the cavity (13) are formed in the top of the boss (12), a plurality of circumferentially distributed first air guide holes (72) communicated with the cavity (71) are formed in the side wall of the sleeve (7), a plurality of circumferentially distributed second air guide holes (73) communicated with the cavity (71) are formed in the top of the sleeve (7), air outlet holes (18) communicated with the first air guide holes (72) are formed in the side wall of the lampshade (1) after the cover plate (111) is sealed with the heat dissipation holes (101), be provided with ascending annular turn-ups (102) on the inner wall of louvre (101), be provided with on the periphery wall of apron (111) and seal louvre (101) back at apron (111) and be used for the suit at annular turn-ups (102) outer annular limit (112) of bending, exhaust vent (18) downward sloping gradually from inside to outside, first ventilation hole (16) tilt up gradually from outside to inside, be provided with annular step (19) on the inner wall of cavity (13), light guide plate (6) inlay to establish in annular step (19) and fixed through first bolt (61) and lamp shade (1), be provided with decurrent annular on the periphery wall of roof (10) and bordure (103), annular bordure (103) suit and fix with lamp shade (1) in the outside of lamp shade (1) and through second bolt (104).