CN109827126A - A kind of Road lamp for garden - Google Patents

Abstract

The invention belongs to Road lamp for garden technical field more particularly to a kind of Road lamp for garden, it includes upright bar, lampshade, sliding shoe, guide rod, locating rod and winding wheel etc., and the upright bar that operation slot is wherein provided in lower end side is fixed on the ground by pedestal；Winding wheel and rope cooperation transmission can be to avoid slipping phenomenon of the sliding shoe along upright bar in downward motion process in the present invention, so that sliding shoe it is downward movement it is more steady, guarantee sliding shoe will not because of skid occur hurtle down caused by with damaged caused by the collision of bottom of upright rod；Conducting block is in close contact under the promotion of second spring with limited block, to guarantee good electric conductivity；The present invention is when repairing, it only needs to shake the crank of upright bar lower end, so that the sliding shoe for being equipped with light bulb drops at operating groove, then light bulb is replaced, whole process does not need maintenance personal and climbs progress high altitude operation, avoids risk brought by high altitude operation.

Description

A kind of Road lamp for garden

Technical field

The invention belongs to Road lamp for garden technical field more particularly to a kind of Road lamp for garden.

Background technique

Miscellaneous Road lamp for garden traditional at present is all that fixed lamp cap is arranged on the top of upright bar mostly, and light bulb is once It installs and is just not easy to be removed very much；If the light bulb failure of these street lamps needs replacing, maintenance personal must Street lamp top must be reached by extension ladder or motor elevator carry out high altitude operation；On the one hand, no matter extension ladder or motor-driven liter All there is certain security risk for the personnel of high altitude operation in drop machine, risk is very big；On the other hand, using elevator to one liang The light bulb of a street lamp is replaced, and cost is relatively high, and process is more troublesome, to reduce the working efficiency of road lamp maintenance work. The present invention design a kind of Road lamp for garden solve the problems, such as it is as above.

Summary of the invention

To solve drawbacks described above in the prior art, the present invention discloses a kind of Road lamp for garden, it is using following technical side Case is realized.

In the description of the present invention it should be noted that the indicating positions such as term "inner", "lower", "upper" or positional relationship For orientation based on the figure perhaps positional relationship or the invention product using when the orientation or position usually put Relationship, it is only for convenient for the description present invention and simplify description, rather than the equipment of indication or suggestion meaning or element are necessary It constructs or operates with specific orientation, with specific orientation, therefore be not considered as limiting the invention.In addition, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.

A kind of Road lamp for garden, it is characterised in that: it includes upright bar, lampshade, the first fixture block, conducting block, second spring, sliding Block, limited block, third spring, guide rod, telescopic mast, locating rod, the first spring, tooth plate, partial gear, winding wheel, fixed pulley, Metal ring, conductive column, L-type unlocking board, the second fixture block, the upright bar that operation slot is wherein provided in lower end side are fixed by pedestal On the ground, rod end is equipped with lampshade；Bottom is fixed with locating rod in upright bar, is symmetrically equipped on the inner wall of upright bar upper end Two the first fixture blocks；Two conducting blocks are slidably mounted on respectively in the card slot of two the first fixture blocks, the card slot of each first fixture block Second spring is inside fitted with to reset the movement of conducting block；The guide rod that tooth plate is equipped in lower end side is vertically arranged to In upright bar, in the positioning runner on lower end of the guide rod face, the first spring is located in positioning runner the upper section vertical sliding of locating rod Reset function is played to guide rod；Lower end of the guide rod is connected by bottom in two symmetrical telescopic masts and upright bar.

Sliding shoe vertical sliding is mounted on guide rod；One end bevelled two limited blocks of tool are slidably mounted on respectively to be located at In two limit sliding chutes on sliding shoe two sides, has bevelled one end on two limited blocks respectively and on two the first fixture blocks Card slot and in card slot conducting block cooperation；Two third springs are located in two limit sliding chutes, to corresponding limit The movement of block is resetted；Inner cylinder face tool internal thread metal ring is mounted in the mounting groove of sliding shoe upper surface, lamp The tail portion of bubble is threadedly engaged with metal ring, the convex portion of tail portion be mounted on installation trench bottom movable circular groove in Conductive column be engaged.

Guide rod upper end two sides are symmetrically fixedly mounted with there are two L-type unlocking board, and the lower end horizontal component of two L-type unlocking boards is distinguished Cooperate with two limited block inclined-planes of lower section；Be equipped on the inner wall of rod end fixed pulley and with sliding shoe upper surface cooperation Second fixture block；Partial gear and winding wheel are coaxially mounted in upright bar below operation slot by the axis that key therewith cooperates, and are twined Line wheel is corresponding with the fixed pulley of top；The rope being wound on winding wheel is connect up around fixed pulley with sliding shoe upper surface.

As the further improvement of this technology, protecting box is installed in above-mentioned upright bar lower end side, in upright bar lower end side Operation slot be located in protecting box, locking lid is added in protecting box；The axis cooperated with winding wheel and partial gear key Shaft end crank is installed, crank is located in protecting box；It can guarantee in this way, the manager of only staff or street lamp just gather around There is key, just can carry out normal operations with the lid on opening operation slot.

As the further improvement of this technology, above-mentioned first spring is compressed spring, one end and locating rod top end face Connection, the other end are connect with positioning runner inner wall.

As the further improvement of this technology, be symmetrically fixedly mounted on two opposite sides of above-mentioned lower end of the guide rod there are two branch Ear, two trunnions are connected with the upper end of two telescopic masts respectively；The presence of two trunnions makes the distance between two telescopic masts Increase, increases the stability of guide rod, while two positions between telescopic rod and locating rod not to seem narrow.

As the further improvement of this technology, the guide hole penetrated through vertically, sliding shoe are provided on the upper surface of above-mentioned sliding shoe Guide hole thereon is nested and slides on guide rod.Guide hole makes sliding of the sliding shoe on guide rod more steady on sliding shoe.

As the further improvement of this technology, above-mentioned second spring is compressed spring, and one end is connect with conducting block end face, The other end is connect with card slot inner wall；Third spring is compressed spring, and one end is connect with limiting slot inner wall, the other end and limited block End face connection.Second spring ensure that corresponding conducting block and limited block are in close contact, and then ensure that conducting block and limit Satisfactory electrical conductivity between the block of position.

As the further improvement of this technology, symmetrically opened in the two side walls of above-mentioned first fixture block card slot there are two leading Slot；Guide block there are two being symmetrically fixedly mounted on two sides of conducting block, and two guide blocks are slided on respectively on respective card slot inner wall Two guide grooves in.The cooperation of guide block and guide groove is so that conductive plate is more steady along the movement of card slot.

As the further improvement of this technology, above-mentioned two conducting block passes through the firewire and zero of conducting wire and extraneous power supply respectively Line connection, metal ring and conductive column pass through conducting wire respectively and connect with the end face of two limited blocks.

As the further improvement of this technology, the lower end surface of the lower end horizontal component of above-mentioned L-type unlocking board is evagination circular arc Face reduces L-type unlocking board lower end to the friction on limited block inclined-plane and scratches, guarantee L-type unlocking board lower end and limited block inclined-plane it Between relative smooth without stuck, improve the validity that L-type unlocking board acts on limited block；The thickness of L-type unlocking board is small In the spacing of corresponding first fixture block and sliding shoe, so that L-type unlocking board moves downwardly between the first fixture block and sliding shoe simultaneously Effectively compressing limited block enters in corresponding limiting slot；Two L-type unlocking boards pass through two link blocks respectively and are mounted on guide rod upper end Two sides.

As the further improvement of this technology, the 4th spring is installed, and the 4th spring is compression in above-mentioned activity circular groove Spring；4th spring one end is connect with conductive column lower end surface, and the other end is connect with sliding circular groove bottom；4th spring makes conduction Contacting between column and light bulb always, and then guarantee its electric conductivity.

As the further improvement of this technology, the gradient on the inclined-plane on above-mentioned limited block is 45 degree, guarantee limited block and the While enough lengths of fit of one fixture block card slot, so that horizontal direction suffered when limited block is by the compressing of L-type unlocking board Power is as large as possible, and limited block is easier to be pressed into limiting slot；Partial gear is partial gear, and flank of tooth arc length is greater than limit Position block is detached from stroke when the first fixture block.At the end of the incomplete flank of tooth on partial gear is engaged with tooth plate, guide rod is downward The distance of movement is equal on partial gear the not exclusively arc length of the flank of tooth；Since the gradient on the inclined-plane of limited block is 45 degree, so If guaranteeing that limited block at this time is detached from the first fixture block, limited block along the sliding distance of limiting slot be less than L-type unlock rod to The distance of lower movement；When only cannoing be used up stroke of the flank of tooth arc length of all gear greater than limited block the first fixture block of disengaging when, Cai Nengbao At the end of the flank of tooth on card partial gear is engaged with tooth plate, limited block is detached from the limitation of the first fixture block, and sliding block could be along guide rod It moves downward.

Metal ring is connect with zero curve indirectly in the present invention；Conductive column is connect with firewire indirectly.

The effect of two telescopic masts is in the present invention, so that guide rod will not occur during along the vertical motion of locating rod Deflection guarantees that guide rod is in a vertical state always.

Relative to traditional garden illumination equipment, winding wheel and rope cooperation transmission can be to avoid sliding shoe edges in the present invention Slipping phenomenon in upright bar in downward motion process so that sliding shoe it is downward movement it is more steady, guarantee that sliding shoe will not be because For skid occur hurtle down caused by with damaged caused by the collision of bottom of upright rod；Promotion of the conducting block in second spring Lower and limited block is in close contact, to guarantee good electric conductivity；The present invention is when repairing, it is only necessary to shake under upright bar The crank at end so that the sliding shoe for being equipped with light bulb drops at operating groove, then is replaced light bulb, and whole process does not need Maintenance personal, which climbs, carries out high altitude operation, avoids risk brought by high altitude operation；The configuration of the present invention is simple has preferable Using effect.

Detailed description of the invention

Fig. 1 is Road lamp for garden overall schematic.

Fig. 2 is Road lamp for garden diagrammatic cross-section.

Fig. 3 is guide rod, locating rod, trunnion and telescopic rod cooperation diagrammatic cross-section.

Fig. 4 is fixed pulley, winding wheel, partial gear, and tooth plate and guide rod cooperate diagrammatic cross-section.

Fig. 5 is upright bar schematic diagram.

Fig. 6 is upright bar, guide rod, partial gear cooperation diagrammatic cross-section.

Fig. 7 is sliding shoe, limited block and the first fixture block cooperation diagrammatic cross-section.

Fig. 8 is upright bar, the second fixture block, sliding shoe and guide rod cooperation diagrammatic cross-section.

Fig. 9 is the first fixture block schematic diagram.

Figure 10 is sliding shoe schematic diagram.

Figure 11 is guide rod schematic diagram.

Figure 12 is internal structure transmission rough schematic view.

Figure label title: 1, pedestal；2, upright bar；3, operation slot；4, protecting box；5, lampshade；6, the first fixture block；7, block Slot；8, guide groove；9, conducting block；10, guide block；11, second spring；12, sliding shoe；13, guide hole；14, mounting groove；15, sliding circle Slot；16, limit sliding chutes；17, limited block；18, third spring；19, guide rod；20, positioning runner；21, trunnion；22, telescopic mast； 23, locating rod；24, the first spring；25, tooth plate；26, partial gear；27, winding wheel；28, fixed pulley；29, metal ring； 30, conductive column；31, the 4th spring；32, link block；33, L-type unlocking board；34, light bulb；35, the second fixture block；36, rope.

Specific embodiment

Attached drawing is the schematic diagram that the present invention is implemented, in order to understand structure operation logic.Specific product structure and ratio Size is determined according to use environment combination routine techniques.

As shown in Figure 1, it includes upright bar 2, lampshade 5, the first fixture block 6, conducting block 9, second spring 11, sliding shoe 12, limit Position block 17, guide rod 19, telescopic mast 22, locating rod 23, the first spring 24, tooth plate 25, partial gear 26, twines third spring 18 Line wheel 27, fixed pulley 28, metal ring 29, conductive column 30, L-type unlocking board 33, the second fixture block 35, wherein as shown in figure 5, lower end The upright bar 2 that operation slot 3 is provided on side is fixed on the ground by pedestal 1；As shown in Figure 1,2 top of upright bar is equipped with lampshade 5； As shown in Fig. 3,6, bottom is fixed with locating rod 23 in upright bar 2；As shown in Fig. 2, being symmetrically equipped with two on 2 upper end inner wall of upright bar A first fixture block 6；Two conducting blocks 9 are slidably mounted on respectively in the card slot 7 of two the first fixture blocks 6, the card of each first fixture block 6 Second spring 11 is fitted in slot 7 to reset the movement of conducting block 9；As shown in Fig. 3,11, it is equipped in lower end side The guide rod 19 of tooth plate 25 is vertically arranged in upright bar 2, and the upper section vertical sliding of locating rod 23 is in the positioning on 19 lower end surface of guide rod In sliding slot 20, the first spring 24, which is located in positioning runner 20, plays reset function to guide rod 19；As shown in Fig. 3,6, under guide rod 19 End is connected by bottom in two symmetrical telescopic masts 22 and upright bar 2.

As shown in Fig. 2,8,12 vertical sliding of sliding shoe is mounted on guide rod 19；As shown in Fig. 2,7, one end tool is bevelled Two limited blocks 17 are slidably mounted on respectively in two limit sliding chutes 16 on 12 two sides of sliding shoe, two limited blocks 17 Upper bevelled one end of tool cooperates with the card slot 7 on two the first fixture blocks 6 and the conducting block 9 in card slot 7 respectively；Two Three springs 18 are located in two limit sliding chutes 16, are resetted to the movement of corresponding limited block 17；As shown in Fig. 2, inner circle Cylinder tool internal thread metal ring 29 is mounted in the mounting groove 14 of 12 upper surface of sliding shoe, the tail portion of light bulb 34 and metal Ring set 29 is threadedly engaged, the convex portion of tail portion and the conductive column 30 being mounted in the movable circular groove of 14 bottom of mounting groove It is engaged.

As shown in Figure 2,4,19 upper end two sides of guide rod are symmetrically fixedly mounted with there are two L-type unlocking board 33, two L-type unlocking boards 33 Lower end horizontal component respectively with two 17 inclined-planes of limited block of lower section cooperate；As shown in figure 8, pacifying on the inner wall on 2 top of upright bar The second fixture block 35 equipped with fixed pulley 28 and with the cooperation of 12 upper surface of sliding shoe；As shown in Fig. 4,6,12,26 He of partial gear Winding wheel 27 is coaxially mounted in upright bar 23 lower section of operation slot by the axis that key therewith cooperates, and cunning is determined in winding wheel 27 and top Wheel 28 is corresponding；As shown in figure 12, the rope 36 being wound on winding wheel connects up around fixed pulley 28 and 12 upper surface of sliding shoe It connects.

As shown in figure 5, being equipped with protecting box 4, the operation slot in 2 lower end side of upright bar 3 in above-mentioned 2 lower end side of upright bar In in protecting box 4, locking lid is added in protecting box 4；As shown in fig. 6, matching with winding wheel 27 and 26 key of partial gear The shaft end of the axis of conjunction is equipped with crank, and crank is located in protecting box 4；It can guarantee in this way, only the pipe of staff or street lamp Reason person just possesses key, just can carry out normal operations with the lid on opening operation slot.

As shown in figure 3, above-mentioned first spring 24 is compressed spring, one end is connect with 23 top end face of locating rod, another End is connect with 20 inner wall of positioning runner.

As shown in fig. 6, being symmetrically fixedly mounted on the opposite side in above-mentioned guide rod 19 lower end two, there are two trunnion 21, two branch Ear 21 is connected with the upper end of two telescopic masts 22 respectively；The presence of two trunnions 21 increases the distance between two telescopic masts 22 Greatly, increase the stability of guide rod 19, while the position between two telescopic rods and locating rod 23 being made not seem narrow.

As shown in Figure 10, it is provided with the guide hole 13 penetrated through vertically on the upper surface of above-mentioned sliding shoe 12, sliding shoe 12 is thereon Guide hole 13 is nested and slides on guide rod 19.Guide hole 13 makes sliding of the sliding shoe 12 on guide rod 19 more flat on sliding shoe 12 Surely.

As shown in fig. 7, above-mentioned second spring 11 is compressed spring, one end is connect with 9 end face of conducting block, the other end and card The connection of 7 inner wall of slot；Third spring 18 is compressed spring, and one end is connect with limiting slot inner wall, the other end and 17 end face of limited block Connection.Second spring 11 ensure that corresponding conducting block 9 is in close contact with limited block 17, so ensure that conducting block 9 with Satisfactory electrical conductivity between limited block 17.

As shown in figure 9, symmetrically opening in the two side walls of above-mentioned first fixture block, 6 card slot 7, there are two guide grooves 8；Such as Fig. 7 institute Show, is symmetrically fixedly mounted on two sides of conducting block 9 there are two guide block 10, and two guide blocks 10 slide on respective card slot 7 respectively In two guide grooves 8 on inner wall.The cooperation of guide block 10 and guide groove 8 is so that conductive plate is more steady along the movement of card slot 7.

As shown in Fig. 2, above-mentioned two conducting block 9 is connect by conducting wire with the firewire of extraneous power supply and zero curve respectively, metal Ring set 29 and conductive column 30 are connect by conducting wire with the end face of two limited blocks 17 respectively.

As shown in Figure 2,4, the lower end surface of the lower end horizontal component of above-mentioned L-type unlocking board 33 is outer convex arc surface, reduces L-type 33 lower end of unlocking board is to the friction on 17 inclined-plane of limited block and scratches, and guarantees between 33 lower end of L-type unlocking board and 17 inclined-plane of limited block Relative smooth without stuck, improve the validity that L-type unlocking board 33 acts on limited block 17；The thickness of L-type unlocking board 33 Degree is less than the spacing of corresponding first fixture block 6 and sliding shoe 12, so that L-type unlocking board 33 moves downwardly into the first fixture block 6 and slides Between motion block 12 and effectively compressing limited block 17 enters in corresponding limiting slot；Two L-type unlocking boards 33 pass through two connections respectively Block 32 is mounted on the two sides of 19 upper end of guide rod.

As shown in Fig. 2, being equipped with the 4th spring 31 in above-mentioned activity circular groove, and the 4th spring 31 is compressed spring；4th 31 one end of spring is connect with 30 lower end surface of conductive column, and the other end is connect with sliding 15 bottom of circular groove；4th spring 31 makes conduction Contacting between column 30 and light bulb 34 always, and then guarantee its electric conductivity.

As shown in Fig. 2, the gradient on the inclined-plane on above-mentioned limited block 17 is 45 degree, guarantee that limited block 17 and the first fixture block 6 block While enough lengths of fit of slot 7, so that horizontal direction suffered when limited block 17 is by the compressing of L-type unlocking board 33 overcomes Possibly big, limited block 17 is easier to be pressed into limiting slot；Partial gear 26 is partial gear 26, and flank of tooth arc length is greater than Limited block 17 is detached from stroke when the first fixture block 6.At the end of the incomplete flank of tooth on partial gear 26 is engaged with tooth plate 25, The distance that guide rod 19 moves downward is equal on partial gear 26 the not exclusively arc length of the flank of tooth；Due to limited block 17 inclined-plane it is oblique Degree is 45 degree, so if to guarantee that limited block 17 at this time is detached from the first fixture block 6, sliding distance of the limited block 17 along limiting slot It is less than the distance that L-type unlock rod moves downward；The flank of tooth arc length for only cannoing be used up all gear 26 is greater than limited block 17 and is detached from first When stroke when fixture block 6, at the end of just can guarantee that the flank of tooth on partial gear 26 is engaged with tooth plate 25, limited block 17 is detached from the The limitation of one fixture block 6, sliding block could be moved downward along guide rod 19.

Metal ring 29 is connect with zero curve indirectly in the present invention；Conductive column 30 is connect with firewire indirectly.

The effect of two telescopic masts 22 is in the present invention so that guide rod 19 during along the vertical motion of locating rod 23 not It can glance off, guarantee that guide rod 19 is in a vertical state always.

Workflow of the invention: have bevelled one end in original state, two limited blocks 17 and be located at two It is engaged in card slot 7 on first fixture block 6 and with corresponding conducting block 9 respectively, in two 6 card slots 7 of the first fixture block Two second springs 11 are in compressive state, the lower end surface of the second fixture block 35 and the upper end face contact of sliding shoe 12, the first spring 24 under 19 Gravitative Loads of guide rod by slight compression, light bulb 34 is located in lampshade 5.

When needing replacing the light bulb 34 in lampshade 5, the operating groove upper cover of 2 lower end of upright bar is opened, shakes crank, crank Winding wheel 27 and 26 synchronous rotary of partial gear, winding wheel 27 is driven to broadcast rope 36 by the axis being attached thereto；When endless When the incomplete flank of tooth on all gear 26 starts to engage with tooth plate 25, rope 36 has been in relaxed state；Continue to shake crank, Winding wheel 27 continues to discharge rope 36, and partial gear 26 drives guide rod 19 to move downward along locating rod 23 by tooth plate 25, the One spring 24 is compressed；Guide rod 19 drives two L-type unlocking boards 33 to be respectively acting on two limited blocks 17 by link block 32 Inclined-plane so that two limited blocks 17 to contract and gradually release the limit of the movement to sliding shoe 12 along corresponding limiting slot respectively System；Two conducting blocks 9 in two 6 card slots 7 of the first fixture block are tight along card slot 7 under the action of corresponding second spring 11 respectively Patch 17 end face of limited block moves out；When two second springs 11 release compression energy completely simultaneously, two conducting blocks 9 stop It moves and is located in respective card slot 7；Limited block 17 continues to shrink under the compressing of L-type unlocking board 33.

At the end of the incomplete flank of tooth on partial gear 26 is engaged with tooth plate 25, there is inclined-plane on two limited blocks 17 One end just off the first fixture block 6, two limited blocks 17 relieve the limitation moved downward to sliding shoe 12 completely；At this point, Since the rope 36 connecting with sliding shoe 12 is in relaxed state, sliding shoe 12 and the light bulb 34 being mounted thereon are in self gravity Under the action of just stop along the downward freely falling body very little a distance of guide rod 19, rope 36 is tightened under the action of sliding shoe 12； At the same time, under the action of the first spring 24,19 moment of guide rod resets upwards；It continues through crank and drives winding wheel 27 and not Complete gear 26 rotates, and winding wheel 27 continues payout 36, and sliding shoe 12 is pulled slowly downward along guide rod 19 by rope 36 Movement；In the process, the incomplete flank of tooth on partial gear 26 many times on 19 side of guide rod tooth plate 25 occur Engagement and end engagement, guide rod 19 move back and forth many times along locating rod 23；The movement of guide rod 19 and the movement of sliding shoe 12 are not It interferes.

When near at the operating groove that light bulb 34 moves to 2 lower end of upright bar with sliding shoe 12, stop shaking crank, if this When partial gear 26 on the flank of tooth do not engaged with tooth plate 25, then sliding shoe 12 by self weight by rope 36 drive winding wheel 27 and partial gear 26 continue rotate very little angle so that the flank of tooth on partial gear 26 starts to engage with tooth plate 25；By Bigger in the coefficient of elasticity of the first spring 24, the self weight of sliding shoe 12 is compressed insufficient for the first spring 24, so working as Stop after shaking crank, the just stop motion after continuing to move downward a small distance of sliding shoe 12, light bulb 34 is located just at vertical At operating groove on bar 2.

Then 34 are more changed the bulb, the replacement of light bulb 34 terminates, and reversely shakes crank, and winding wheel 27 and partial gear 26 occur It reversely rotates；Winding wheel 27 starts to wind rope 36, and rope 36 pulls sliding shoe 12 to move upwards along guide rod 19；At the same time, When the incomplete flank of tooth on partial gear 26 starts to engage and interact with tooth plate 25, partial gear 26 can pass through tooth Plate 25 drives guide rod 19 to move upwards very slight distance along locating rod 23, and the decrement of the first spring 24 in the initial state subtracts It is small, while tooth plate 25 moves upwards with guide rod 19 and is gradually distance from partial gear 26；As nethermost one on tooth plate 25 When flank engagement on teeth and partial gear 26, moving upwards for guide rod 19 reaches capacity；When on partial gear 26 not At the end of the complete flank of tooth is engaged with the teeth on tooth plate 25, guide rod 19 is fallen after rise under the action of self-weight to initial position；It is sliding During block 12 rises, under the action of partial gear 26, guide rod 19 and so on moves back and forth by a small margin up and down；It leads The movement of bar 19 and the ascending motion of sliding shoe 12 do not interfere.

When the inclined-plane of two limited blocks 17 on sliding shoe 12 meets with two the first fixture blocks 6 simultaneously respectively, two the The lower end surface edge of one fixture block 6 acts on the inclined-plane on two limited blocks 17, so that two limited blocks 17 are received along corresponding limiting slot Contracting, two limit springs are compressed；When sliding shoe 12 moves up to initial position, the second fixture block 35 meets with sliding shoe 12 And sliding shoe 12 is prevented to continue up；At the same time, two limited blocks 17 cross corresponding first fixture block 6 simultaneously, and two Moment enters in the card slot 7 on two the first fixture blocks 6 under the action of a limit spring；Two limited blocks 17 again with respective card slot Conducting block 9 in 7 is engaged, and the second spring 11 in two card slots 7 is compressed simultaneously；Sliding shoe 12 is position by again solid Fixed, the light bulb 34 being mounted on sliding shoe 12 is again introduced into the lampshade 5 of top, and the replacement of light bulb 34 terminates；More changing the bulb 34 During the entire process of, operator, which does not need to climb to a higher point, carries out high altitude operation, avoids because dangerous caused by climbing to a higher point.

In conclusion beneficial effects of the present invention: winding wheel 27 and the cooperation transmission of rope 36 can be to avoid cunnings in the present invention Slipping phenomenon of the motion block 12 along upright bar 2 in downward motion process so that sliding shoe 12 it is downward movement it is more steady, guarantee slide Motion block 12 will not because of skid occur hurtle down caused by with damaged caused by the collision of 2 bottom of upright bar；Conducting block 9 exists It is in close contact under the promotion of second spring 11 with limited block 17, to guarantee good electric conductivity；The present invention is repairing When, it is only necessary to the crank of 2 lower end of upright bar is shaken, so that the sliding shoe 12 for being equipped with light bulb 34 drops at operating groove, then to lamp Bubble 34 is replaced, and whole process does not need maintenance personal and climbs progress high altitude operation, avoids danger brought by high altitude operation Property；For the present invention compared to traditional street lamp, surface structure is simple and beautiful.

Claims (10)

1. a kind of Road lamp for garden, it is characterised in that: it includes upright bar, lampshade, the first fixture block, conducting block, second spring, sliding Block, limited block, third spring, guide rod, telescopic mast, locating rod, the first spring, tooth plate, partial gear, winding wheel, fixed pulley, Metal ring, conductive column, L-type unlocking board, the second fixture block, the upright bar that operation slot is wherein provided in lower end side are fixed by pedestal On the ground, rod end is equipped with lampshade；Bottom is fixed with locating rod in upright bar, is symmetrically equipped on the inner wall of upright bar upper end Two the first fixture blocks；Two conducting blocks are slidably mounted on respectively in the card slot of two the first fixture blocks, the card slot of each first fixture block Second spring is inside fitted with to reset the movement of conducting block；The guide rod that tooth plate is equipped in lower end side is vertically arranged to In upright bar, in the positioning runner on lower end of the guide rod face, the first spring is located in positioning runner the upper section vertical sliding of locating rod Reset function is played to guide rod；Lower end of the guide rod is connected by bottom in two symmetrical telescopic masts and upright bar；

Sliding shoe vertical sliding is mounted on guide rod；One end has bevelled two limited blocks and is slidably mounted on respectively positioned at sliding In two limit sliding chutes on block two sides, have on two limited blocks bevelled one end respectively with the card on two the first fixture blocks Slot and the conducting block cooperation in card slot；Two third springs are located in two limit sliding chutes, to corresponding limited block Movement is resetted；Inner cylinder face tool internal thread metal ring is mounted in the mounting groove of sliding shoe upper surface, light bulb Tail portion is threadedly engaged with metal ring, the convex portion of tail portion and leading in the movable circular groove for being mounted on installation trench bottom Electric column is engaged；

Guide rod upper end two sides are symmetrically fixedly mounted with there are two L-type unlocking board, and the lower end horizontal component of two L-type unlocking boards is respectively under Two limited block inclined-planes cooperation of side；Second for being equipped with fixed pulley on the inner wall of rod end and cooperating with sliding shoe upper surface Fixture block；Partial gear and winding wheel are coaxially mounted in upright bar below operation slot by the axis that key therewith cooperates, and winding wheel It is corresponding with the fixed pulley of top；The rope being wound on winding wheel is connect up around fixed pulley with sliding shoe upper surface.

2. a kind of Road lamp for garden according to claim 1, it is characterised in that: be equipped with protection in the upright bar lower end side Box, the operation slot in upright bar lower end side are located in protecting box, and locking lid is added in protecting box；With winding wheel and endless The shaft end of the axis of all gear key cooperation is equipped with crank, and crank is located in protecting box.

3. according to claim 1 or a kind of Road lamp for garden as claimed in claim 2, it is characterised in that: first spring is pressure Contracting spring, one end are connect with locating rod top end face, and the other end is connect with positioning runner inner wall；Second spring is compression bullet Spring, one end are connect with conducting block end face, and the other end is connect with card slot inner wall；Third spring is compressed spring, one end and limit Position slot inner wall connection, the other end are connect with limited block end face.

4. according to claim 1 or a kind of Road lamp for garden as claimed in claim 2, it is characterised in that: the lower end of the guide rod two It is symmetrically fixedly mounted on opposite side there are two trunnion, two trunnions are connected with the upper end of two telescopic masts respectively.

5. according to claim 1 or a kind of Road lamp for garden as claimed in claim 2, it is characterised in that: the upper end of the sliding shoe The guide hole penetrated through vertically is provided on face, the guide hole of sliding shoe thereon is nested and slides on guide rod.

6. according to claim 1 or a kind of Road lamp for garden as claimed in claim 2, it is characterised in that: oblique on the limited block The gradient in face is 45 degree；Flank of tooth arc length on partial gear is greater than stroke when limited block is detached from the first fixture block.

7. according to claim 1 or a kind of Road lamp for garden as claimed in claim 2, it is characterised in that: the first fixture block card slot Two side walls on symmetrically open there are two guide groove；Guide block there are two being symmetrically fixedly mounted on two sides of conducting block, and two Guide block is slided on respectively in two on respective card slot inner wall guide grooves.

8. according to claim 1 or a kind of Road lamp for garden as claimed in claim 2, it is characterised in that: described two conducting blocks point Not Tong Guo conducting wire connect with the firewire of extraneous power supply and zero curve, metal ring and conductive column pass through conducting wire and two limited blocks respectively End face connection.

9. according to claim 1 or a kind of Road lamp for garden as claimed in claim 2, it is characterised in that: under the L-type unlocking board The lower end surface for holding horizontal component is outer convex arc surface, and the thickness of L-type unlocking board is less than between corresponding first fixture block and sliding shoe Away from；Two L-type unlocking boards pass through the two sides that two link blocks are mounted on guide rod upper end respectively.

10. according to claim 1 or a kind of Road lamp for garden as claimed in claim 2, it is characterised in that: peace in the activity circular groove Equipped with the 4th spring, and the 4th spring is compressed spring；4th spring one end is connect with conductive column lower end surface, the other end and sliding The connection of circular groove bottom.