CN111981441A

CN111981441A - Lawn lamp with protection function

Info

Publication number: CN111981441A
Application number: CN202010859667.2A
Authority: CN
Inventors: 崔伟
Original assignee: Hefei Baoli New Energy Science And Technology Co ltd
Current assignee: Hefei Baoli New Energy Science And Technology Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2020-11-24
Anticipated expiration: 2040-08-24
Also published as: CN111981441B

Abstract

The invention discloses a lawn lamp with a protection function, and relates to the technical field of lawn lamps. The invention comprises a lamp post; a lower fixing plate, a lamp post and an upper fixing plate are sequentially fixed at the upper end of the lamp post; a plurality of screw rods and a plurality of protection plates are rotatably connected between the lower fixing plate and the upper fixing plate; the lower fixed plate is rotatably connected with a transmission ring; an inner gear ring and an outer gear ring are respectively fixed on the inner wall and the outer wall of the transmission ring; the lower end of the screw rod is connected with an optical axis; the optical axis sliding key is connected with an adjusting gear; the optical axis penetrates through the lower fixing plate and is connected with a driving device; a plurality of protective plates are enclosed to form a cylindrical structure; the lower surface of the protection plate is rotationally connected with the lower fixing plate through a rotating shaft, and the rotating shaft is connected with a gear meshed with the inner gear ring; the outer wall of the fixing ring is connected with a screw rod nut matched with the screw rod through an ear plate. According to the lawn lamp, the protection plates are arranged, and the protection plates are mutually enclosed to form a cylindrical structure, so that the protection of the lawn lamp is realized, and the problems that the conventional lawn lamp is easy to damage and the service life is influenced are solved.

Description

Lawn lamp with protection function

Technical Field

The invention belongs to the technical field of lawn lamps, and particularly relates to a lawn lamp with a protection function.

Background

Along with the development of cities, greening lawns are arranged in residential districts, parks, public green lands of the cities, and lawn lamps arranged on the greening lawns provide illumination for people at night and add colorful and gorgeous light to the districts, the parks and the cities.

Because the lawn lamp is generally lower in height, and also, the lamp shade of lawn lamp directly exposes outside for the self protection efficiency of lawn lamp is relatively poor. When people play in a community or a park, the lawn lamp or the lamp shade is easily damaged, and the service life of the lawn lamp is influenced.

Meanwhile, the damaged lawn lamp or lampshade is easy to scratch the human body. Meanwhile, the phenomenon of electric leakage also exists, so that serious potential safety hazard exists.

Therefore, there is a need for an improved design of lawn lamps to improve the overall protection and service life of lawn lamps.

Disclosure of Invention

The invention aims to provide a lawn lamp with a protection function, which is characterized in that protection plates are arranged, and the protection plates are mutually enclosed to form a cylindrical structure, so that the protection of the lawn lamp is realized, and the problems that the conventional lawn lamp is easy to damage and the service life of the conventional lawn lamp is influenced are solved.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a lawn lamp with a protection function, which comprises a lamp post; the upper end surface of the lamp post is fixedly connected with a lower fixing plate; the upper surface of the lower fixing plate is fixedly connected with a lamp post; the upper end surface of the lamp post is fixedly connected with an upper fixing plate;

a plurality of screw rods and a plurality of protection plates are rotatably connected between the lower fixing plate and the upper fixing plate; the upper surface of the lower fixing plate is rotatably connected with a transmission ring; the inner wall of the transmission ring is fixedly connected with an inner toothed ring, and the outer wall of the transmission ring is fixedly connected with an outer toothed ring;

the plurality of screw rods are connected with a fixing ring; the upper ends of the plurality of screw rods penetrate through the upper fixing plate and are fixedly connected with driving wheels; the transmission wheels at the upper ends of the plurality of screw rods are connected with each other through a transmission piece;

the lower end of the screw rod is connected with an optical axis; the optical axis is connected with an adjusting gear through a sliding key; the side surface of the optical axis is sleeved with a spring; the upper end of the spring abuts against the lower end face of the adjusting gear; the adjusting gear is used for being meshed with the outer gear ring; an optical axis at the lower end of the screw rod penetrates through the lower fixing plate and is connected with a driving device;

the protection plates are circumferentially arrayed relative to the lamp posts and form a cylindrical structure in a surrounding mode; the upper surface of the protection plate is rotationally connected with the upper fixing plate through a rotating shaft; the lower surface of the protection plate is rotatably connected with the lower fixing plate through a rotating shaft; the peripheral side surface of the rotating shaft on the lower surface of the protection plate is fixedly connected with a gear meshed with the inner gear ring;

the outer wall of the fixing ring is fixedly connected with a plurality of ear plates; the surface of the lug plate is provided with a connecting hole, and a screw rod nut matched with the screw rod is fixedly connected in the connecting hole.

Further, the optical axis cover is equipped with the gasket, and the gasket is located between spring and the adjusting gear.

Furthermore, a lampshade is fixedly connected between the lower fixing plate and the upper fixing plate.

Further, the inner wall of the fixing ring is fixedly connected with a brush ring.

Further, the lead screw nut is positioned at the upper end of the connecting hole; the inner wall of the connecting hole is rotatably connected with a shaft sleeve in clearance fit with the screw rod; and a connecting hole extends from the lower end surface of the shaft sleeve.

The invention has the following beneficial effects:

according to the lawn lamp, the protection plates are arranged, and the protection plates are mutually enclosed to form a cylindrical structure, so that the protection of the lawn lamp is realized, the protection performance of the lawn lamp is improved, and the service life of the whole lawn lamp is prolonged.

And the adjusting gear at the lower end of the screw rod drives the transmission ring to rotate, and the inner gear ring on the inner wall of the transmission ring is meshed with the gear on the protection plate, so that the opening and closing of the protection plates are realized, and the convenience and the practicability of integral adjustment are improved.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a lawn lamp with a protection function according to the present invention;

FIG. 2 is a top view of the structure of FIG. 1;

FIG. 3 is a front view of the structure of FIG. 1;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 5 is a cross-sectional view taken at B-B of FIG. 3;

FIG. 6 is an enlarged view of the structure of the portion C in FIG. 3;

FIG. 7 is an enlarged view of the structure of the portion D in FIG. 4;

FIG. 8 is a schematic structural view of the retaining ring;

in the drawings, the components represented by the respective reference numerals are listed below:

1-lamp pole, 2-screw rod, 3-protective plate, 4-transmission ring, 5-fixed ring, 101-lower fixed plate, 102-lamp pole, 103-upper fixed plate, 104-lamp shade, 201-transmission wheel, 202-transmission piece, 203-adjusting gear, 204-spring, 205-driving device, 206-gasket, 301-gear, 401-inner gear ring, 402-outer gear ring, 501-ear plate, 502-screw rod nut, 503-brush ring and 504-shaft sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1, the lawn lamp with protection function of the present invention includes a lamp post 1, and the lower end of the lamp post 1 is fixed on the ground. The upper end surface of the lamp post 1 is welded or screwed with a lower fixing plate 101; the lamp post 102 is welded on the upper surface of the lower fixing plate 101, and the lamp post 102 is used for mounting an LED lamp. An upper fixing plate 103 is welded to the upper end surface of the lamp post 102.

As shown in fig. 4, a lampshade 104 is glued or clamped between the lower fixing plate 101 and the upper fixing plate 103, and the lampshade 104 is sleeved outside the lamp post 102 for protecting the LED lamp therein.

As shown in fig. 3, 4 and 7, two screw rods 2 and a plurality of protection plates 3 are rotatably connected between the lower fixing plate 101 and the upper fixing plate 103; the upper surface of the lower fixing plate 101 is rotatably connected with a transmission ring 4; the inner wall of the transmission ring 4 is fixedly connected with an inner toothed ring 401, and the outer wall of the transmission ring 4 is fixedly connected with an outer toothed ring 402;

as shown in fig. 2, two lead screws 2 are connected with a fixing ring 5; the upper ends of the two screw rods 2 penetrate through the upper fixing plate 103 and are fixedly connected with a driving wheel 201; the driving wheels 201 at the upper ends of the two screw rods 2 are connected with each other through a driving piece 202; the transmission wheel 201 can be a belt wheel or a chain wheel, and the transmission member 202 is a belt or a chain matched with the belt wheel or the chain wheel, so that the two screw rods 2 can synchronously rotate.

As shown in fig. 3, 4, 6 and 7, the lower end of the screw rod 2 is connected with an optical axis by welding or a coupler; the optical axis is connected with an adjusting gear 203 through a sliding key, so that the gear 203 can move along the axial direction of the optical axis; a spring 204 is sleeved on the peripheral side of the optical axis; the upper end of the spring 204 abuts against the lower end face of the adjusting gear 203; the adjusting gear 203 is used for meshing with the external gear ring 402; the gear 203 is adjusted and lifted up by the spring 204, and is separated from the outer ring gear 402.

The optical axis at the lower end of one screw rod 2 penetrates through the lower fixing plate 101 and is connected with a driving device 205; the driving device 205 is a motor, an output shaft of the motor is connected with the optical axis through a coupler, and the optical axis and the screw rod 2 are driven to rotate through the motor.

As shown in fig. 5 and 7, a plurality of shielding plates 3 are circumferentially arrayed with respect to the lamp post 102 and are enclosed into a cylindrical structure, thereby achieving protection of the inner lamp post 102 and the lamp cover 4. The protection plate 3 may be made of a transparent material, such as acrylic plate or glass plate. And the cross section of guard plate 3 is the arc structure, is convenient for enclose between 3 and closes the back and more be close the cylinder, improves holistic degree of agreeing with and pleasing to the eye degree.

The upper surface of the protection plate 3 is rotationally connected with the upper fixing plate 103 through a rotating shaft; the lower surface of the protection plate 3 is rotatably connected with the lower fixing plate 101 through a rotating shaft; the gear 301 engaged with the inner gear ring 401 is fixedly connected to the circumferential side surface of the rotating shaft on the lower surface of the protection plate 3.

As shown in fig. 4-8, two ear plates 501 are welded on the outer wall of the fixing ring 5; the surface of the ear plate 501 is provided with a connecting hole, and a screw nut 502 matched with the screw rod 2 is welded or screwed in the connecting hole.

Rotate through lead screw 2, drive solid fixed ring 5 and realize reciprocating, move down when solid fixed ring 5 to when the lower surface of solid fixed ring 5 leaned on adjusting gear 203, push down adjusting gear 203, make adjusting gear 203 and outer ring gear 402 mesh, thereby drive outer ring gear 402 through adjusting gear 203 and rotate, then make driving ring 4 be the interior ring gear 401 of its inner wall and rotate.

Interior ring gear 401 is through meshing with gear 301 to drive gear 301 and rotate, thereby make a plurality of guard plates 3 synchronous rotation, along with solid moving down of solid fixed ring 5, guard plate 3 rotates gradually.

As shown in fig. 5, when the adjusting gear 203 cannot move down, the driving device 205 stops rotating, the fixing ring 5 is located at the lower end of the screw rod 2, and the protection plate 3 rotates 90 ° at this time, that is, the inner surface and the outer surface of the protection plate 3 rotate to be parallel to the radius direction of the lampshade 104, thereby facilitating the light emission.

When the lawn lamp is not turned on, the driving device 205 drives the optical axis and the screw rod 2 to rotate reversely, and the protection plate 3 is driven to rotate reversely synchronously through the adjusting gear 203, the outer toothed ring 402 and the inner toothed ring 401.

And, the fixed ring 5 is shifted up gradually in the reversal of lead screw 2, and adjusting gear 203 shifts up gradually under the effect of spring 204, and after adjusting gear 203 and outer ring gear 402 separated, transmission ring 4 and guard plate 3 all stopped rotating, and at this moment, guard plate 3 resets to enclose each other through a plurality of guard plates 3 and form the protection to lamp shade 104. After the fixing ring 5 moves to the top end of the screw rod 2, the driving device 205 is stopped.

Therefore, the cylindrical structures are mutually enclosed by the protection plates 3, the protection of the lawn lamp is realized, the protection performance of the lawn lamp is improved, and the service life of the whole lawn lamp is prolonged.

The adjusting gear 203 at the lower end of the screw rod 2 drives the transmission ring 4 to rotate, and the inner gear ring 401 on the inner wall of the transmission ring 4 is meshed with the gear on the protection plate 3, so that the protection plates 3 are opened and closed, and the convenience and the practicability of integral adjustment are improved

Preferably, a brush ring 503 is fixedly connected to the inner wall of the fixing ring 5, and the surface of the protection plate 3 can be cleaned when the fixing ring 5 moves downwards through the brush ring 503.

And, the feed screw nut 502 is located at the upper end of the connection hole; the inner wall of the connecting hole is rotatably connected with a shaft sleeve 504 which is in clearance fit with the screw rod 2; the lower end surface of the shaft sleeve 504 extends out of the connecting hole. Through setting up axle sleeve 504 for solid fixed ring 5 supports through axle sleeve 504 bottom end face and leans on adjusting gear 301 when moving to lead screw 2 lower extreme, through rotatable axle sleeve 504, thereby reduces resistance and wearing and tearing to adjusting gear 301, improves the holistic reliability of adjusting gear 301.

Meanwhile, the optical axis sleeve is provided with the gasket 206, the gasket 206 is located between the spring 204 and the adjusting gear 203, abrasion between the adjusting gear 301 and the spring 204 can be reduced through the gasket 206, and the service life of the spring 204 is prolonged.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A lawn lamp with a protection function comprises a lamp post (1); the method is characterized in that: the upper end surface of the lamp post (1) is fixedly connected with a lower fixing plate (101); the upper surface of the lower fixing plate (101) is fixedly connected with a lamp post (102); the upper end surface of the lamp post (102) is fixedly connected with an upper fixing plate (103);

a plurality of screw rods (2) and a plurality of protection plates (3) are rotatably connected between the lower fixing plate (101) and the upper fixing plate (103); the upper surface of the lower fixing plate (101) is rotatably connected with a transmission ring (4); the inner wall of the transmission ring (4) is fixedly connected with an inner toothed ring (401), and the outer wall of the transmission ring (4) is fixedly connected with an outer toothed ring (402);

the plurality of screw rods (2) are connected with a fixing ring (5); the upper ends of the plurality of screw rods (2) penetrate through the upper fixing plate (103) and are fixedly connected with driving wheels (201); the transmission wheels (201) at the upper ends of the screw rods (2) are connected with each other through a transmission piece (202);

the lower end of the screw rod (2) is connected with an optical axis; the optical axis is connected with an adjusting gear (203) through a sliding key; a spring (204) is sleeved on the peripheral side surface of the optical axis; the upper end of the spring (204) abuts against the lower end face of the adjusting gear (203); the adjusting gear (203) is used for being meshed with the outer gear ring (402);

an optical axis at the lower end of the screw rod (2) penetrates through the lower fixing plate (101) and is connected with a driving device (205);

the protection plates (3) are circumferentially arrayed relative to the lamp post (102) and form a cylindrical structure in a surrounding mode; the upper surface of the protection plate (3) is rotatably connected with the upper fixing plate (103) through a rotating shaft; the lower surface of the protection plate (3) is rotatably connected with the lower fixing plate (101) through a rotating shaft; the side surface of the periphery of the rotating shaft on the lower surface of the protection plate (3) is fixedly connected with a gear (301) meshed with the inner gear ring (401);

the outer wall of the fixing ring (5) is fixedly connected with a plurality of ear plates (501); the surface of the lug plate (501) is provided with a connecting hole, and a screw rod nut (502) matched with the screw rod (2) is fixedly connected in the connecting hole.

2. A lawn lamp as claimed in claim 1, wherein the optical axis is sleeved with a spacer (206), and the spacer (206) is located between the spring (204) and the adjusting gear (203).

3. A lawn lamp with protection function as claimed in claim 1, wherein a lampshade (104) is fixedly connected between the lower fixing plate (101) and the upper fixing plate (103).

4. A lawn lamp with protection function as claimed in claim 1, 2 or 3, characterized in that the inner wall of the fixing ring (5) is fixedly connected with a brush ring (503).

5. A lawn lamp with protection function as claimed in claim 1, 2 or 3, wherein the lead screw nut (502) is located at the upper end of the connecting hole; the inner wall of the connecting hole is rotatably connected with a shaft sleeve (504) in clearance fit with the screw rod (2); the lower end surface of the shaft sleeve (504) extends out of a connecting hole.