CN208058612U - A kind of underground lamp - Google Patents

Abstract

The utility model is related to a kind of underground lamps.It includes that the underground lamp includes casing assembly, luminescence component, transmission component and the first rod piece, at least part and luminescence component of transmission component are located in casing assembly, transmission component is fixedly connected on the first rod piece and luminescence component, it is provided with first through hole on the casing assembly, first rod piece one end is exposed from first through hole to facilitate external force to act on the first rod piece, first rod piece Forced rotation by transmission component to drive luminescence component rotation, the local pressure that first rod piece is exposed to the end face at first through hole is scalable to facilitate the tool for applying external force to stretch into the first rod piece.The underground lamp of the utility model has the advantages that angular, thermal diffusivity, good waterproof performance can be produced.

Description

A kind of underground lamp

【Technical field】

The utility model is related to field of light fittings, more particularly to underground lamp.

【Background technology】

As the improvement of people's living standards, some squares, market so resident family family garden in also arrangement risen it is buried Lamp is used as the illumination at night and is watched, and only there are one upward light-emitting angles for most of underground lamp in the market, and can not adjust The light-emitting angle is saved, cannot adjust direction can cannot be satisfied the actual needs of people.

【Utility model content】

For the technical problem for overcoming existing underground lamp illumination direction single, the utility model provides a kind of underground lamp.

The utility model solve technical problem scheme be to provide a kind of underground lamp comprising casing assembly, luminescence component, Transmission component and the first rod piece, at least part and luminescence component of transmission component are located in casing assembly, and transmission component is fixed It is connected to the first rod piece and luminescence component, is provided with first through hole on the casing assembly, first rod piece one end is from first through hole Place's exposure is to facilitate external force to act on the first rod piece, and the first rod piece Forced rotation by transmission component to drive luminescence component to turn Dynamic, the local pressure that the first rod piece is exposed to the end face at first through hole is scalable to facilitate the tool for applying external force to stretch into first In rod piece.

Preferably, first rod piece includes hollow cylinder, roofbolt, the first elastic component and fritter, roofbolt and transmission component It is fixedly connected, first elastic component one end is against or is connected to or is fixed on roofbolt, and the other end is against or is connected to or fixes On fritter, fritter is resisted against by the elastic force from the first elastic component in hollow cylinder, and fritter is with hollow cylinder far from first The end face of elastic component exposes from first through hole, when the non-stress of fritter, fritter and end face of the hollow cylinder far from the first elastic component It flushes；When the non-stress of fritter, the first elastic component stress shortens, and fritter is moved towards the first elastic component direction applies external force to facilitate Tool stretches into hollow cylinder.

Preferably, described small block-shaped for convex shape, internal void of the hollow cylinder far from transmission component one end It is in convex shape to divide, at least part of roofbolt, and the first elastic component and fritter are located in hollow cylinder, and roofbolt is fixed with hollow cylinder Connection.

Preferably, first rod piece is exposed to end face at first through hole and the surface of the casing assembly where it is neat It is flat.

Preferably, described luminescence component one end is fixedly connected with transmission component, and the other end is provided with cylindrical lug boss, The fixed column for being used to support lug boss is fixed on the inner wall of corresponding casing assembly, lug boss is rotatable relative to fixed column, It is provided with slot in fixed column, the second elastic component is provided in the slot, second elastic component one end is against the bottom of slot, and the other end is against On lug boss.

Preferably, underground lamp further comprises locating piece, which is fixedly connected with the fixed column, the lug boss Between the locating piece and the fixed column, the circumference of the lug boss and the locating piece alternative one upper edge lug boss Direction is provided with one second protrusion, corresponds in another one at the position of the second protrusion and offers the second groove, the second groove is big In the size of the second protrusion, when luminescence component rotates, the second protrusion moves in the second groove.

Preferably, inner wall of second groove in the second raised rotation direction limit luminescence component rotational angle as less than 45°。

Preferably, the transmission component includes first bevel gear, second bevel gear, the second rod piece, first bevel gear and the One rod piece connects, and first bevel gear is engaged with second bevel gear, and second bevel gear is fixed by the second rod piece and luminescence component to be connected It connects, underground lamp further comprises that a set casing, the set casing support the first bevel gear, and first bevel gear is relative to fixation Shell is rotatable.

Preferably, the casing assembly includes shell, saturating window and upper cover, and shell is the framework with opening, the transmission group At least part and luminescence component of part are located in shell, and saturating window is fixed on the opening of shell, and upper cover is fixed on widget institute The end face of close shell, first through hole are opened on lid.

Preferably, underground lamp further comprises built-in fitting, which is the framework with opening, and upper cover size is more than pre-buried The opening size of part, shell are contained in built-in fitting, and upper cover edge is overlapped on built-in fitting.

Compared with prior art, the underground lamp of the utility model changes light-emitting angle by transmission component, and conveniently exists Transmission component is rotated with tool on casing assembly, rather than underground lamp taking-up is adjusted into angle again, facilitates people's It adjusts light-emitting angle and meets the ornamental demand of people.

First rod piece of the utility model includes hollow cylinder, roofbolt, the first elastic component and fritter, passes through their cooperation Tool can be met and stretch into pressing fritter to adjust rotation hollow cylinder, so that make transmission component effect to change light-emitting angle.

The utility model it is small it is block-shaped be convex shape, the hollow space inside hollow cylinder is in convex shape, without using When, fritter is against the top surface of hollow cylinder by the first resilient element urges, is conducive to keep cleaning.

One end of first rod piece of the utility model is flushed with the surface of the casing assembly where the end face at first through hole, Be conveniently operated will not make pedestrian stumbled to.

It is fixed with the positioning column for being used to support lug boss on the outer casing inner wall of the utility model, slot is offered in positioning column, It is provided with the second elastic component in slot, both can play a buffer role in, is also conducive to adjust the positioning of the luminescence component after angle.

The lug boss of the utility model and the circumferencial direction of locating piece alternative one upper edge lug boss are provided with the second protrusion, The second groove is offered in another one, when luminescence component rotates, the second protrusion moves in the second groove, and the second groove is conducive to The motion amplitude of the second protrusion of limitation, can provide constraints to the adjusting of light-emitting angle, be unlikely to light-emitting angle and adjust excessive shadow Ring irradiation and the actual effect of luminescence component.

The transmission component of the utility model includes first bevel gear, second bevel gear and the second rod piece, passes through the second cone tooth It takes turns and adjusts light-emitting angle with the engagement rotation of first bevel gear.

The built-in fitting of the utility model is the framework with opening, and upper cover size is more than built-in fitting opening size, is conducive to prevent Water.

【Description of the drawings】

Fig. 1 a are the utility model underground lamp dimensional structure diagrams.

Fig. 1 b are the utility model underground lamp configuration schematic diagrams.

Fig. 2 is the power supply module of the utility model underground lamp and the configuration schematic diagram of casing assembly.

Fig. 3 is the underground lamp luminescence component of the utility model and the configuration schematic diagram of radiator.

Fig. 4 a are the detonation configurations of the casing assembly of the utility model underground lamp, power supply module, radiator and adjusting part Schematic diagram.

Fig. 4 b are the structural schematic diagrams of another angle of Fig. 4 a.

Fig. 4 c are the enlarged drawings at a in Fig. 4 b.

Fig. 4 d are the sectional view of the first rod piece of the utility model underground lamp radially.

【Specific implementation mode】

For the purpose for keeping this reality novel, technical solution and advantage are more clearly understood, and below in conjunction with attached drawing and implement real Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

Please refer to Fig.1 a and Fig. 1 b, the utility model provides a kind of underground lamp 10 comprising built-in fitting 11, power supply module 12, casing assembly 13, luminescence component 14, radiator 15 and adjusting part 16, power supply module 12 are fixedly connected with casing assembly 13, Radiator 15 is fixedly connected with luminescence component 14 and is respectively positioned in casing assembly 13, adjusting part 16 respectively with casing assembly 13 and Luminescence component 14 is fixedly connected, and 16 at least part of adjusting part is located in casing assembly 13, casing assembly 13 and built-in fitting 11 Connection.

Built-in fitting 11 is to shield, the shape of built-in fitting 11 is preferably bottomless cylindrical tube with the framework of opening Body.

Referring to Fig. 2, casing assembly 13 includes upper cover 131, saturating window 132, sealing element 133 and shell 134, sealing element 133 It being fixedly connected with shell 134 after being in close contact with saturating window 132 and by way of viscose glue, upper cover 131 is hollow structure, wherein The size of empty part, shape and size, the shape of saturating window 132 match, after upper cover 131 is fixedly connected with shell 134, saturating window 132 expose in the hollow space of upper cover 131, and saturating window 132 connect by way of viscose glue with upper cover 131 and window both may be implemented 132 with the fixation of upper cover 131, can also make window 132 that there is certain water-proof function with 131 junction of upper cover.Shell 134 is one The framework of drum-shaped with opening is provided with the bulge-structure to 134 internal protrusion of shell on 134 inner wall of shell close to opening 1341, the top surface of shell 134 is fixedly connected with upper cover 131, is fixedly connected preferably by the mode of bolt, preferably upper cover 131 Size be more than shell 134 top surface size so as to when upper cover 131 is fixedly connected with shell 134 upper cover 131 completely by shell 134 outer edge part covering, prevents water from entering from outer edge inside shell 134.Further preferably, 131 size of upper cover is big In 11 size of built-in fitting, so that when shell 134 is contained in 11 inside of built-in fitting, 131 side of upper cover that is fixedly connected with shell 134 Along being overlapped on built-in fitting 11, in this way, further increasing the water resistance of underground lamp 10.As a kind of embodiment, upper cover 131 Hollow space size be less than 132 size of saturating window so that window 132 can be clamped and fastened on bulge-structure 1341 and upper cover thoroughly Between 131.Preferably, distance of the bulge-structure 1341 apart from 134 top surface of shell is equal to 132 thickness of saturating window.

Saturating window 132 is connect with bulge-structure 1341 by way of viscose glue with the entirety that sealing element 133 forms.It can manage It can not be connected by the way of viscose glue between solution, sealing element 133 and bulge-structure 1341 and thoroughly window 132, and pass through tight fit Mode contact.Sealing element can also be set between upper cover 131 and shell 134 to reinforce water resistance.

134 bottom of shell offers one first hole 1342 (label is shown in Fig. 4 b), and wire column is additionally provided in the first hole 1342 1343, wire column 1343 is that the disengaging shell 134 of circumscripted power line provides channel.The side of shell 134 offers third through-hole 1345, adjusting part 16 is stretched by the third through-hole 1345 inside shell 134.

Please continue to refer to Fig. 2, power supply module 12 is arranged outside shell 134 comprising outer envelope 121 and power supply 122, outside Involucrum 121 fixes power supply 122 and power supply 122 is fixed on 134 bottom of shell, power supply 122 by with circumscripted power line and hair Optical assembly 14 is electrically connected, and when not transmitting electric energy so as to circumscripted power line, power supply 122 is powered to luminescence component 14.It is appreciated that Circumscripted power line can also directly be connect with luminescence component 14, but power supply 122 cannot give luminescence component 14 power when, external power supply Line can directly power for it.

Referring to Fig. 3, luminescence component 14 includes reflector 141, lamp housing 142, transmission element 143 and LED light 144, lamp housing 142 For the framework with opening, LED light 144 is fixed in lamp housing 142, and transmission element 143 is covered in the opening of lamp housing 142 with by LED Lamp 144 is enclosed in lamp housing 142, and reflector 141 is located at lamp housing 142, transmission element 143 and the composition of LED light 144 on the whole, For converging light, light emission rate is improved.Reflector 141 is fixed by casing assembly 13 and the collaboration of adjusting part 16.LED light 144 It is electrically connected with the circumscripted power line accessed from wire column 1343.

Please continue to refer to Fig. 3, radiator 15 includes several cooling fins 151, which is integrally formed with lamp housing 142 It forms, heat dissipation is provided for LED light 144.

Fig. 4 a, 4b, 4c and 4d are please referred to, adjusting part 16 includes first bevel gear mechanism 161 and second bevel gear mechanism 162, first bevel gear mechanism 161 and second bevel gear mechanism 162 connect, the cooperation that adjusting part 16 passes through two bevel gears Rotation is so that luminescence component 14 rotates a certain angle, to reach the adjusting to light-emitting angle.

First bevel gear mechanism 161 includes set casing 1611 and first bevel gear component 1612, and set casing 1611 is connected to First bevel gear component 1612, first bevel gear component 1612 can be rotated relative to set casing 1611 under external force.First Bevel gear assembly 1612 includes the first rod piece 16121 and first bevel gear 16122, and the first rod piece 16121 is fixedly connected on first At the axle center of bevel gear 16122, and the axial direction of the first rod piece 16121 is perpendicular to the ground, and first bevel gear mechanism 161 is arranged In the inner or outer side of shell 134, in the present embodiment, first bevel gear mechanism 161 is arranged in the outside of shell 134, at this time Set casing 1611 also is located at the outside of shell 134, and set casing 1611 is fixed on shell 134 position for being provided with third through-hole 1345 Set place.First bevel gear mechanism 161 is fixed by set casing 1611 and shell 134.On the top surface of shell 134 and upper cover 131 The second through-hole 1344 and first through hole 1311, the radial dimension of second through-hole 1344 and first through hole 1311 are offered respectively Match with the size of the first rod piece 16121, preferably the first rod piece 16121 passes through the second through-hole 1344 and first through hole 1311 simultaneously It exposes and is flushed with one side holding of the upper cover 131 far from shell 134, is i.e. the surface of the first rod piece 16121 and casing assembly 13 It flushes.

Preferably, the first rod piece 16121 is column structure, and the first rod piece 16121 includes hollow cylinder 16123, roofbolt 16124 and fritter 16125, the roofbolt 16124 be fixedly connected with first bevel gear 16122, fritter 16125 be " convex " shape structure It includes the first cylinder 16126 of the second cylinder 16127 and regular polygon, and the size of the first cylinder 16126 is slightly smaller than the second column The size of body 16127, the second cylinder 16127 are located at the 16126 coaxial integrated molding of the first cylinder, first cylinder 16126 On second cylinder 16127, one first groove 16128, roofbolt 16124 are offered in the bottom centre position of the second cylinder 16127 The size of upward one end is more than the size of the second cylinder 16127, is integrally formed and sets in the center of 16124 upward one end of roofbolt It is equipped with one first protrusion 16129, the size of first protrusion 16129 is less than the size of the first groove 16128, first bar Part 16121 further includes the first elastic component 16130, is arranged one first elastic component 16130 in the first protrusion 16129, and described first One end of elastic component 16130 is against or is fixed on roofbolt 16124, and the other end is against or is connected to or be fixed on fritter On 16125 so that elastic connection between fritter 16125 and roofbolt 16124.The natural retracted position of first elastic component 16130 Under length be more than the first protrusion 16129 length.It is preferred that being arranged the ruler of the first protrusion 16129 of the first elastic component 16130 Very little consistent with the size of the first groove 16128, i.e., the internal diameter of the first elastic component 16130 is consistent with the size of the first protrusion 16129, The outer diameter of first elastic component 16130 is consistent with the size of the first groove 16128, and the first elastic component 16130 is stretched into the first groove It is in 16128 and fixed thereto.The interior shape of hollow cylinder 16123 and the shape phase after roofbolt 16124 and the cooperation of fritter 16125 Adaptation.Preferably, an intersegmental part hollow space of the roofbolt 16124 far from first bevel gear and second bevel gear is in convex shape.

Fig. 4 d are please referred to, hollow cylinder 16123 includes the first screens 161231, the second screens 161232 and fixed bit 161233, under the elastic force impetus of the first elastic component 16130, the second cylinder 16127 is blocked in first screens 161231 Top surface, it is excessive to prevent 16125 activity space of fritter that roofbolt 16124 is blocked in the second screens 161232.

Fixed bit 161233 is fixedly connected with roofbolt 16124, is fixedly connected preferably by the mode of key, and key can be circle Key, woodruff key or square button.16123 open outer side of hollow cylinder is additionally provided with third screens 161234, the third screens 161234 and second through-hole 1344 or first through hole 1311 block to prevent the first rod piece 16121 from the second through-hole 1344 and One through-hole, 1311 activity comes out.

Hollow cylinder 16123 is set in the structure formed after roofbolt 16124 and the cooperation of fritter 16125, hollow cylinder 16123 are fixedly connected with roofbolt 16124, the one end of the first cylinder 16126 far from the second cylinder 16127 just with hollow cylinder 16123 either flush, i.e., fritter 16125 and hollow cylinder 16123 are in 16123 either flush of hollow cylinder at this time, outside applying When the tool of power such as spanner presses the first cylinder 16126, the first cylinder 16126 is compressed into hollow cylinder 16123, is facilitated at this time The tool of application external force, which stretches into the first rod piece 16121, is adjusted light-emitting angle.Rotary spanner at this time, hollow cylinder Regular polygon structure on 16123 top surfaces is acted on and is rotated with spanner, drives 16124 turns of the roofbolt of connection fixed thereto Dynamic, roofbolt 16124 drives the first bevel gear 16122 of connection fixed thereto rotate so that the drive of first bevel gear mechanism 161 the Plug tap gear mechanism 162 rotates and then luminescence component 14 is made to rotate.In order to improve hollow cylinder 16123,16125 and of fritter In the service life that roofbolt 16124 is used cooperatively, the compression of the first elastic component 16130 is when reaching largest deformation, the first cylinder 16126 still in In the regular polygon structure of hollow cylinder 16123, in order to which after the completion of spanner operates, the second cylinder 16127 is by the first spiral Spring 16130 is sprung back to keeps concordant state with 16123 top surface of hollow cylinder.

Second bevel gear mechanism 162 includes second bevel gear component 1621 and fixed part 1622, and fixed part 1622 fixes the Two bevel gear assemblies 1621, second bevel gear component 1621 include the second rod piece 16211 and second bevel gear 16212, the second bar One end of part 16211 is fixedly connected with second bevel gear 16212, and second bevel gear 16212 is located at the outside of shell 134 and with One bevel gear 16122 engages, and the second rod piece 16211 passes through third through-hole 1345 to be fixed with luminescence component 14, and fixed part 1622 is solid It due in third through-hole 1345, is fixed with shell 134, the sealing water proofing property for improving underground lamp 10 is also prevented from the second bar Part 16211 directly scratches between shell 134.Second rod piece 16211 is rotatable relative to fixed part 1622.Second bevel gear group Part 1621 can be rotated relative to fixed part 1622.The other end of second rod piece 16211 is fixedly connected with luminescence component 14.

First bevel gear 16122 forms transmission component (not labeled) or at least part of it with second bevel gear 16212, the One rod piece, 16121 Forced rotation drives luminescence component 14 to rotate by transmission component.Transmission component is not limited to the utility model institute The bevel gear engaged transmission referred to.

Please refer to Fig. 4 b and Fig. 4 c, the other end that is connect with second bevel gear mechanism 162 on luminescence component 14 one at Type is provided with a cylinder lug boss 145, and it is solid to be provided with one for position corresponding with lug boss 145 on 134 inner wall of shell Fixed column 1346, the fixed column 1346 are used to support lug boss 145, and the adjusting part 16 further includes a positioning block 163, described Locating piece 163 is fixedly connected with the cooperation of fixed column 1346 to fix lug boss 145, and lug boss 145 is in adjusting part 16 to hair When optical assembly 14 generates the active force of rotation, lug boss 145 can also be formed therewith relative to locating piece 163 and fixed column 1346 Entirety rotates.Preferably, what is connect with lug boss 145 in fixed column 1346 offers a slot 1347, the slot on one side 1347 are built-in with the second elastic component 1348 in confined state, and 1348 one end of the second elastic component is against the bottom of slot 1347, The other end is against on lug boss 145.Second elastic component 1348 acts on lug boss 145 and plays cushioning effect, is also beneficial to simultaneously Positioning after the rotation of luminescence component 14.Lug boss 145 and fixed column 1346 and cooperation and the second bevel gear group of locating piece 163 Part 1621 and the cooperation of fixed part 1622 and first bevel gear component 1612 also achieve luminescence component 14 and radiator 15 outside Fixation inside shell component 13.

As a kind of deformation, first bevel gear component 1612 is arranged inside shell 134, and set casing 1611 is also provided at this time First bevel gear component 1612 is fixed inside shell 134, correspondingly second bevel gear component 1621 is also disposed at shell 134 Inside does not offer third through-hole 1345 at this time, and the second through-hole 1344 and first through hole 1311 at this time are opened in the first rod piece 16121 surface, the upward one end of the first rod piece 16121 by after the second through-hole 1344 and first through hole 1311 with upper cover 131 top surfaces keep flushing.It can make first bevel gear mechanism 161 and the by rotating one end of the first rod piece 16121 at this time The transmission of plug tap gear mechanism 162 is to reach the light-emitting angle adjusting to luminescence component 14.As another deformation, 134 knot of shell Being adapted to property of structure is adjusted so that the first rod piece 16121 without shell 134 is needed guiding through, and first through hole 1311 is without setting.

In the junction of lug boss 145 and locating piece 163, in 163 alternative one upper edge protrusion of lug boss 145 and locating piece The circumferencial direction in portion 145 is provided with one second protrusion 1631, and the second groove 1451,1451 ruler of the second groove are offered in another one It is very little to be more than the second raised 1631 sizes.Second protrusion 1631 can relatively rotate a distance in the second groove 1451 The light-emitting angle of underground lamp 10 is limited, preferably the second groove 1451 is opened on lug boss 145, and 1631 setting of the second protrusion is fixed On the block 163 of position.If when the direction of 14 light-emitting angle of luminescence component is direction straight up, 14 rotational angle of luminescence component is 0 °, inner wall of second groove 1451 in the second raised 1631 rotation directions limits 14 angle rotatable of luminescence component and is less than 45 °, It is preferred that 30 °.That is the other end that the second protrusion 1631 can move to the second groove 1451 from 1451 one end of the second groove is equivalent to Distance of the rotation of lug boss 145 less than 90 °, preferably 60 °.There is scale in 1311 surrounding markings of first through hole of upper cover 131 13111, user can be by the first rod piece of spanner turn-knob 16121 to reach desired light-emitting angle.

It is provided at least three positioning column 1632 on locating piece 163, shell 134, is provided with therewith on reflector 141 Corresponding number and the positioning open tubular column 1349 to match are buckled with coordinating with the positioning column 1632 on locating piece 163 and shell 134 It connects to fix reflector 141.It is appreciated that the positioning column 1632 can exchange setting with positioning open tubular column 1349, only Positioning column 1632 and the positioning cooperation of open tubular column 1349 is set to snap connection to fix reflector 141.

Please continue to refer to Fig. 1, it is provided on the inner wall of the upward one end of built-in fitting 11 and casing assembly 13 and adjusting part The size of the compatible clamping portion 111 of monnolithic case of 16 compositions, upper cover 131 is greater than or equal to the upward opening of built-in fitting 11 Size, when the entirety that casing assembly 13 is formed with adjusting part 16 is connected to the clamping portion 111 of built-in fitting 11, upper cover 131 is complete Envelope the upward opening of built-in fitting 11.

When underground lamp 10 assembles, a hole compatible with 11 shape of built-in fitting is dug out in required bottom surface, then will Underground lamp 10 is placed in.

When needing to adjust the light-emitting angle of underground lamp 10, the first rod piece be exposed to the part of the end face of the second through hole by Power is scalable to be stretched into convenient wrench in the first rod piece.Spanner is pressed into the first cylinder 16126,16126 stress of the first cylinder is simultaneously By the compression of the first elastic component 16130 to moving inside hollow cylinder 16123, spanner stretches into hollow cylinder 16123 at this time And rotary spanner, spanner drive hollow cylinder 16123 to rotate, hollow cylinder 16123 drives roofbolt 16124 to rotate, roofbolt 16124 It drives first bevel gear component 1612 to rotate and then second bevel gear mechanism 162 is driven to rotate the rotation so that luminescence component 14, Just the adjusting to light-emitting angle is realized.

Compared with prior art, the underground lamp of the utility model changes light-emitting angle by transmission component, and conveniently exists Transmission component is rotated with tool on casing assembly, rather than underground lamp taking-up is adjusted into angle again, facilitates people's It adjusts light-emitting angle and meets the ornamental demand of people.

First rod piece of the utility model includes hollow cylinder, roofbolt, the first elastic component and fritter, passes through their cooperation Tool can be met and stretch into pressing fritter to adjust rotation hollow cylinder, so that make transmission component effect to change light-emitting angle.

The utility model it is small it is block-shaped be convex shape, the hollow space inside hollow cylinder is in convex shape, without using When, fritter is against the top surface of hollow cylinder by the first resilient element urges, is conducive to keep cleaning.

One end of first rod piece of the utility model is flushed with the surface of the casing assembly where the end face at first through hole, Be conveniently operated will not make pedestrian stumbled to.

It is fixed with the positioning column for being used to support lug boss on the outer casing inner wall of the utility model, slot is offered in positioning column, It is provided with the second elastic component in slot, both can play a buffer role in, is also conducive to adjust the positioning of the luminescence component after angle.

The lug boss of the utility model and the circumferencial direction of locating piece alternative one upper edge lug boss are provided with the second protrusion, The second groove is offered in another one, when luminescence component rotates, the second protrusion moves in the second groove, and the second groove is conducive to The motion amplitude of the second protrusion of limitation, can provide constraints to the adjusting of light-emitting angle, be unlikely to light-emitting angle and adjust excessive shadow Ring irradiation and the actual effect of luminescence component.

The transmission component of the utility model includes first bevel gear, second bevel gear and the second rod piece, passes through the second cone tooth It takes turns and adjusts light-emitting angle with the engagement rotation of first bevel gear.

The built-in fitting of the utility model is the framework with opening, and upper cover size is more than built-in fitting opening size, is conducive to prevent Water.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Any modification made by within the principle of utility model, equivalent replacement and improvement etc. should all include the scope of protection of the utility model Within.

Claims (10)

1. a kind of underground lamp, it is characterised in that：The underground lamp includes casing assembly, luminescence component, transmission component and the first bar Part, at least part and luminescence component of transmission component are located in casing assembly, transmission component be fixedly connected on the first rod piece and Luminescence component is provided with first through hole on the casing assembly, and first rod piece one end exposes from first through hole to facilitate external force It acts on the first rod piece, the first rod piece Forced rotation by transmission component to drive luminescence component rotation, the exposure of the first rod piece The local pressure of end face at first through hole is scalable to facilitate the tool for applying external force to stretch into the first rod piece.

2. underground lamp as described in claim 1, it is characterised in that：First rod piece includes hollow cylinder, roofbolt, the first bullet Property part and fritter, roofbolt are fixedly connected with transmission component, and first elastic component one end is against or is connected to or is fixed on roofbolt, The other end is against or is connected to or is fixed on fritter, and fritter is resisted against hollow cylinder by the elastic force from the first elastic component Interior, fritter and end face of the hollow cylinder far from the first elastic component expose from first through hole, when the non-stress of fritter, fritter with it is hollow End face of the cylinder far from the first elastic component；When the non-stress of fritter, the first elastic component stress shortens, and fritter is towards the first elastic component Direction movement is to facilitate the tool for applying external force to stretch into hollow cylinder.

3. underground lamp as claimed in claim 2, it is characterised in that：It is described it is small it is block-shaped be convex shape, the hollow cylinder is remote Interior hollow section from transmission component one end is in convex shape, and at least part of roofbolt, the first elastic component and fritter are located at sky In stem body, roofbolt is fixedly connected with hollow cylinder.

4. underground lamp as described in claim 1, it is characterised in that：First rod piece be exposed to end face at first through hole with The surface of casing assembly where it flushes.

5. underground lamp as described in claim 1, it is characterised in that：Described luminescence component one end is fixedly connected with transmission component, The other end is provided with cylindrical lug boss, and the fixation for being used to support lug boss is fixed on the inner wall of corresponding casing assembly Column, lug boss is rotatable relative to fixed column, and slot is provided in fixed column, and the second elastic component, the second elasticity are provided in the slot Part one end is against the bottom of slot, and the other end is against on lug boss.

6. underground lamp as claimed in claim 5, it is characterised in that：Underground lamp further comprises locating piece, the locating piece and institute It states fixed column to be fixedly connected, the boss is between the locating piece and the fixed column, the lug boss and described fixed The circumferencial direction of position block alternative one upper edge lug boss is provided with one second protrusion, and the position of the second protrusion is corresponded in another one Place offers the second groove, and the second groove is more than the size of the second protrusion, and when luminescence component rotates, the second protrusion is in the second groove Middle movement.

7. underground lamp as claimed in claim 6, it is characterised in that：Inner wall limit of second groove in the second raised rotation direction It is less than 45 ° to determine luminescence component rotational angle.

8. such as claim 1-7 any one of them underground lamps, it is characterised in that：The transmission component include first bevel gear, Second bevel gear, the second rod piece, first bevel gear are connect with the first rod piece, and first bevel gear is engaged with second bevel gear, and second Bevel gear is fixedly connected by the second rod piece with luminescence component, and underground lamp further comprises a set casing, the set casing support The first bevel gear, first bevel gear are rotatable relative to set casing.

9. underground lamp as claimed in claim 8, it is characterised in that：The casing assembly includes shell, saturating window and upper cover, shell For the framework with opening, at least part and luminescence component of the transmission component are located in shell, and saturating window is fixed on shell Opening, upper cover are fixed on the end face of the close shell of widget, and first through hole is opened on lid.

10. underground lamp as claimed in claim 9, it is characterised in that：Underground lamp further comprises built-in fitting, which is band The framework of opening, upper cover size are more than the opening size of built-in fitting, and shell is contained in built-in fitting, and upper cover edge is overlapped on pre-buried On part.