CN208475266U - Lamp drum, pendent lamp rack and pendent lamp - Google Patents

Abstract

The utility model provides a kind of bulging lamp, pendent lamp rack and pendent lamp, it is related to lighting technical field, for solving the low efficiency technical problem of installation pendent lamp, lamp drum includes the second conductor ball of the first conductor ball, the first insulation sphere of cladding first conductor ball and cladding the first insulation sphere；First conductor ball is equipped with multiple first conductive holes, and the first insulation sphere is equipped with multiple first insulated holes, and multiple first insulated holes and multiple first conductive holes correspond；Second conductor ball is equipped with multiple second conductive holes, and multiple second conductive holes and multiple first insulated holes correspond.Lamp provided by the utility model rouses the illuminator for connecting pendent lamp.

Description

Lamp drum, pendent lamp rack and pendent lamp

Technical field

The utility model relates to lighting technical field more particularly to a kind of lamp drums, pendent lamp rack and pendent lamp.

Background technique

Pendent lamp typically refers to lift lamps and lanterns on the ceiling, for room lighting and improves indoor decorative effect.

As depicted in figs. 1 and 2, existing pendent lamp generally includes lamp holder 10, messenger wire 11, lamp drum 20,13 and of multiple stand tubes Multiple illuminators 14, wherein lamp holder 10 is fixedly mounted on the ceiling by screw, and lamp drum 20 is connected by messenger wire 11 and lamp holder 10 It connects, the duplex wire 12 for serving as power supply line is provided between lamp drum 20 and lamp holder 10, one end of duplex wire 12 extend into lamp drum In 20；Illuminator 14 is mounted on lamp drum 20 by stand tube 13, two single condctors is equipped in each stand tube 13, wherein one The anode of one end illuminator of root single condctor is electrically connected, and the other end is protruded into lamp drum 20 and led with the anode of duplex wire 12 Line is electrically connected；The cathode of one end illuminator of another single condctor is electrically connected, the other end protrude into lamp drum 20 and with it is double The cathode conductor of core conducting wire 12 is electrically connected.When opening pendent lamp, electric current enters via duplex wire 12 and each single condctor Each illuminator 14, so that each illuminator 14 be made to shine.

But, since the inner space of lamp drum 20 is limited, and the quantity of the illuminator 14 of the connection of lamp drum 20 is more, causes The number of conductors for needing to connect in lamp drum 20 is more, complicated, time-consuming so as to cause wiring, influences the efficiency for installing pendent lamp, in addition, Also it is easy to appear wrong line or poor contact problem, needs to be debugged repeatedly, further reduced the efficiency of installation pendent lamp.

Utility model content

The purpose of this utility model is to provide a kind of lamp drum, pendent lamp rack and pendent lamps, for improving the effect of installation pendent lamp Rate.

To achieve the goals above, the utility model provides the following technical solutions:

The first aspect of the utility model provides a kind of lamp drum comprising: the first conductor ball, cladding described first are conductive Second conductor ball of the first insulation sphere and cladding of sphere the first insulation sphere；First conductor ball is equipped with Multiple first conductive holes, the first insulation sphere are equipped with multiple first insulated holes, and multiple first insulated holes and multiple First conductive hole corresponds；Second conductor ball is equipped with multiple second conductive holes, and multiple second conductions Hole and multiple first insulated holes correspond.

As a kind of improvement of the above-mentioned lamp drum of the utility model, first conductive hole and second conductive hole are spiral shell Pit, and the aperture of first conductive hole is less than the aperture of second conductive hole.

As the further improvement of the above-mentioned lamp drum of the utility model, first insulated hole is stepped hole, the stepped hole It is less than aperture of the stepped hole towards one end of second conductive hole towards the aperture of one end of first conductive hole.

It is improved as above-mentioned the another of lamp drum of the utility model, multiple second conductive holes are threaded hole, multiple In first conductive hole: one of them described first conductive hole is threaded hole, and remaining first conductive hole is hemispherical Hole.

It is improved as above-mentioned the another of lamp drum of the utility model, the lamp drum further includes cladding second conductor ball Second insulation sphere, it is described second insulation sphere be equipped with multiple second insulated holes, and multiple second insulated holes with it is multiple Second conductive hole corresponds.

As the further improvement of the above-mentioned lamp drum of the utility model, first conductive hole, first insulated hole and institute Stating the second conductive hole is unthreaded hole, and second insulated hole is threaded hole.

The utility model second aspect provides a kind of pendent lamp rack, including at least one lamp drum connector and above-mentioned technology The drum of lamp described in scheme, lamp drum connector include the first conductive terminal and the second conductive terminal of mutually insulated, and described the One conductive terminal is inserted into the first conductive hole of the lamp drum, and is electrically connected with the first conductor ball of lamp drum, institute It states the second conductive terminal to be inserted into the second conductive hole of the lamp drum, and electrically connects with the second conductor ball of lamp drum It connects.

As a kind of improvement of the above-mentioned pendent lamp rack of the utility model, first conductive terminal and second conducting end Son is cylindric electric conductor；The outer circumference surface of first conductive terminal is equipped with the first external screw thread, in first conductive hole Equipped with matched first internal screw thread of first external screw thread；It is provided in first conductive terminal along first conducting end Sub the first axially extending wire guide and the first crimping threaded hole radially extended along first conductive terminal, described first Crimping threaded hole is communicated with first wire guide, and the first crimping screw is provided in the first crimping threaded hole；Described The outer circumference surface of two conductive terminals is equipped with the second external screw thread, is equipped in second conductive hole matched with second external screw thread Second internal screw thread；It is provided in second conductive terminal along the second axially extending wire guide of second conductive terminal and One threading hole, and the second crimping threaded hole radially extended along second conductive terminal, first threading hole run through institute The both ends of the second conductive terminal are stated, the second crimping threaded hole is communicated with second wire guide, and the second crimping spiral shell The second crimping screw is provided in pit；Between first conductive terminal and second conductive terminal and described first wears Insulator is provided in string holes.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, the outer circumference surface of second conductive terminal is equipped with First annular boss, the outer diameter of the first annular boss are greater than the aperture of second conductive hole, and second external screw thread is set Set the outer circumference surface of second conductive terminal between the first annular boss and the front end of second conductive terminal On.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, the first annular boss and second conduction Third external screw thread is provided on the outer circumference surface of second conductive terminal between the rear end of terminal；The lamp drum connector is also Including the first connector sleeve, the inner hole of first connector sleeve is equipped with and the matched third internal screw thread of the third external screw thread.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, the side wall of first connector sleeve be equipped with it is described The third crimping threaded hole that the inner hole of first connector sleeve communicates is provided with third crimping screw in the third crimping threaded hole.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, the inner hole of first connector sleeve is stepped hole, The stepped hole includes the first hole section, the second hole section and the third hole section that aperture is sequentially reduced, and the third internal screw thread setting exists In first hole section, the third crimping threaded hole is arranged in the side wall of the third hole section.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, it is provided in the third hole section and the third The first flange bushing that hole section is slidably matched, the first flange bushing are flattened by the third crimping screw in the third hole In section.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, the lamp drum connector further includes the second connection Set, conductive sleeve and the first insulation sleeve, wherein the rear end of the conductive sleeve is inserted into described the from the front end of first insulation sleeve In the inner hole of one insulation sleeve, and it is interference fitted with first insulation sleeve；The front end of the conductive sleeve is exposed to described first absolutely Edge set is outer, and first conductive terminal is arranged on the front end outer side face of the conductive sleeve, and the hole with first conductive hole Wall abuts；Second connector sleeve is set on first insulation sleeve, and is interference fitted with first insulation sleeve, described the The outer circumference surface of two connector sleeves is equipped with the 4th external screw thread, is equipped with and the 4th external screw thread in the second insulated hole of the lamp drum The 4th internal screw thread matched；The front end of first insulation sleeve is exposed to outside second connector sleeve, and second conductive terminal is set It sets on the front end outer side face of first insulation sleeve, and is abutted with the hole wall of second conductive hole, and first insulation The side wall of set is provided with the second threading hole of the inner hole and second conductive terminal region that are connected to first insulation sleeve.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, first conductive terminal and the second conductive terminal It is electroconductive elastic sheet.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, first conductive terminal be by the first elastic slice and The connected V-arrangement electroconductive elastic sheet constituted of second elastic slice, first elastic slice are equipped with the first bending part far from one end of the second elastic slice；Institute The front end outer side face for stating conductive sleeve is provided with the first card slot, and first bending part is connected in first card slot, and described Two elastic slices are directed toward the rear end of the conductive sleeve.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, second conductive terminal be by third elastic slice and The connected V-arrangement electroconductive elastic sheet constituted of 4th elastic slice, the third elastic slice are equipped with the second bending far from one end of the 4th elastic slice Portion, second bending part are directed toward the 4th elastic slice；The front end outer side face of first insulation sleeve be equipped with the second card slot, second Bending part is connected in second card slot, and the 4th elastic slice is directed toward the rear end of first insulation sleeve.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, first insulation sleeve is by second connector sleeve The side wall of covering is provided with the 4th crimping threaded hole communicated with the inner hole of first insulation sleeve, the 4th crimping threaded hole Inside it is provided with the 4th crimping screw.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, second is provided in the middle part of second connector sleeve Annular convex platform, the outer diameter of second annular convex platform are greater than the aperture of second insulated hole；The 4th external screw thread setting exists On the outer circumference surface of second connector sleeve between second annular convex platform and the front end of second connector sleeve.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, the outer circumference surface of first insulation sleeve is provided with The third annular convex platform to offset with the rear end of second connector sleeve, the outer diameter of the third annular convex platform are less than described second and connect The outer diameter of female connector；The lamp drum connector further includes third connector sleeve and the 4th connector sleeve, and the third connector sleeve is set in institute State on the first insulation sleeve, the third connector sleeve between the third annular convex platform and the rear end of first insulation sleeve, And it is interference fitted with first insulation sleeve；The outer circumference surface of the third connector sleeve is provided with the first jump-ring slot, and described first The first circlip is provided in jump-ring slot；The inner hole of 4th connector sleeve includes the 4th hole section, the 5th hole that aperture is sequentially reduced Section, the 6th hole section and seven apertures in the human head section, the 4th hole section is set on second connector sleeve in such a way that interference is matched, described 6th hole section is set on the third connector sleeve in such a way that interference is matched, first circlip and the 5th hole section and institute The transition face stated between the 6th hole section offsets.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, the 4th connector sleeve is provided with and the described 7th The 5th crimping threaded hole that hole section communicates is provided with the 5th crimping screw in the 5th crimping threaded hole.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, it is provided in the seven apertures in the human head section and the described 7th The second flange bushing that hole section is slidably matched, the second flange bushing are flattened by the 5th crimping screw in the seven apertures in the human head In section.

Another kind as the above-mentioned pendent lamp rack of the utility model improves, and the lamp drum connector further includes the 5th connector sleeve And stand tube, one end of the stand tube are set on first insulation sleeve from the rear end of first insulation sleeve, and with institute State the first insulation sleeve interference fit；5th connection is set in the stand tube and second connector sleeve, and described the Five connector sleeves are interference fitted with the stand tube and second connector sleeve respectively.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, the inner hole of the 5th connector sleeve include aperture according to Octal section, the 9th hole section and the tenth hole section of secondary reduction, the octal section and second connector sleeve are interference fitted；It is described The outer circumference surface of stand tube is equipped with the second jump-ring slot, is equipped with the second circlip, second circlip and institute in second jump-ring slot State the transition face engaging between the 9th hole section and the tenth hole section.

Another kind as the above-mentioned pendent lamp rack of the utility model improves, and second conductive terminal is cylinder-like structure, The side wall of the cylinder-like structure is equipped with the first top wire hole communicated with the inner hole of the cylinder-like structure, first top wire hole Inside it is equipped with the first jackscrew；From the front end of second conductive terminal, the outer circumference surface of second conductive terminal is equipped with and institute State the matched external screw thread of internal screw thread in the second conductive hole；

First conductive terminal be one end have cup head conductive column, the cup head of the conductive column with it is hemispheric First conductive hole matches, and is provided in the conductive column along the axially extending third for wearing for single condctor of the conductive column Wire guide；

The lamp drum connector further includes stand tube, the second insulation sleeve and helical spring, the front end of second insulation sleeve Equipped with the first flange protruded outward, the rear end of second insulation sleeve is equipped with the second flange inwardly protruded out；

Second insulation sleeve is mounted in stand tube from the front end interference of stand tube, first flange and the bracket The front end of pipe offsets；First conductive terminal is slidably mounted in the second insulation sleeve from the front end of the second insulation sleeve, and described The cup head of first conductive terminal is exposed to outside stand tube；The helical spring is mounted in the second insulation sleeve, the spiral bullet Spring both ends are abutted with first conductive terminal and the second flange respectively；The stand tube is slidably mounted on second conducting end In son, first jackscrew offsets with the stand tube.

As the further improvement of the above-mentioned pendent lamp rack of the utility model, the outer circumference surface of second conductive terminal is equipped with Spanner card slot, the spanner card slot is close to the rear end of second conductive terminal.

The utility model third aspect provides a kind of pendent lamp, including described in multiple illuminators and above-mentioned technical proposal Pendent lamp rack, the illuminator pass through the stand tube and lamp drum connection in the pendent lamp rack.

Compared with prior art, lamp drum, pendent lamp rack and pendent lamp provided by the utility model have the advantages that

In lamp drum provided by the utility model, the first conductor ball and the second conductor ball are as the positive and negative of power supply line Pole, positive terminal of first conductive hole as power supply line, anode connector of second conductive hole as power supply line；Make with lamp drum cooperation It is equipped with the first conductive terminal and the second conductive terminal in lamp drum connector, and the first conductive terminal and the first conductive hole are with can The mode of plug is electrically connected, and the second conductive terminal is electrically connected in a manner of pluggable with the second conductive hole, is not needed in lamp Wiring is carried out in drum, therefore, the drum internal wiring of lamp in the prior art of solution is complicated, time-consuming, installs asking for the low efficiency of pendent lamp Topic.In addition, being also less prone to wrong line or poor contact problem, reduces and debug number and debug time repeatedly, thus into One step improves the efficiency of installation pendent lamp.

In addition to the utility model described above solve the technical issues of, constitute technical solution technical characteristic and by Outside beneficial effect brought by the technical characteristic of these technical solutions, lamp drum, pendent lamp rack and pendent lamp provided by the utility model The other technical characteristics and these technical characteristic brings for including in the other technologies problem that can solve, technical solution are beneficial Effect will make further details of explanation in a specific embodiment.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts, It is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of pendent lamp in the prior art；

Fig. 2 is the exploded view of pendent lamp in Fig. 1；

Fig. 3 is the structural schematic diagram for the lamp drum that the utility model embodiment one provides；

Fig. 4 is the structural schematic diagram that lamp drum is equipped with multiple identical mounting holes in Fig. 3；

Fig. 5 is the structural schematic diagram that lamp drum only shows one of mounting hole in Fig. 3；

Fig. 6 is the structural schematic diagram that lamp drum is equipped with multiple not exactly the same mounting holes in Fig. 3；

Fig. 7 is the structural schematic diagram for the lamp drum that the utility model embodiment two provides；

Fig. 8 is the structural schematic diagram that lamp drum only shows one of mounting hole in Fig. 7；

Fig. 9 is the structural schematic diagram for the pendent lamp rack that the utility model embodiment three provides；

Figure 10 is the enlarged drawing of the first conductive terminal in Fig. 9；

Figure 11 is the enlarged drawing of the second conductive terminal in Fig. 9；

Figure 12 is the enlarged drawing of the first connector sleeve in Fig. 9；

Figure 13 is the structural schematic diagram for the pendent lamp rack that the utility model embodiment four provides；

Figure 14 is the enlarged drawing of conductive sleeve in Figure 13；

Figure 15 is the enlarged drawing of the second connector sleeve in Figure 13；

Figure 16 is the enlarged drawing of the first insulation sleeve in Figure 13；

Figure 17 is the enlarged drawing of third connector sleeve in Figure 13；

Figure 18 is the enlarged drawing of the 4th connector sleeve in Figure 13；

Figure 19 is the structural schematic diagram for the pendent lamp rack that the utility model embodiment five provides；

Figure 20 is the enlarged drawing of the 5th connector sleeve in Figure 19；

Figure 21 is the structural schematic diagram for the pendent lamp rack that the utility model embodiment six provides；

Figure 22 is the structural schematic diagram for the pendent lamp rack that the utility model embodiment seven provides；

Figure 23 is the perspective view of the second conductive terminal in Figure 22；

Figure 24 is the enlarged drawing of the second conductive terminal in Figure 22；

Figure 25 is the enlarged drawing of the first conductive terminal in Figure 22；

Figure 26 is the enlarged drawing of the second insulation sleeve in Figure 22；

Figure 27 is the enlarged drawing of stand tube in Figure 22；

Figure 28 is the structural schematic diagram for the pendent lamp rack that the utility model embodiment eight provides.

Description of symbols:

10- lamp holder, 11- messenger wire,

12- duplex wire, 13- stand tube,

14- illuminator, 20- lamp drum,

15- limiting slot, 36- cup head,

The first conductor ball of 21-, the insulation sphere of 22- first,

The second conductor ball of 23-, the first conductive hole of 24-,

The first insulated hole of 25-, the second conductive hole of 26-,

The insulation sphere of 27- second, the second insulated hole of 28-,

30- lamp drum connector, the first conductive terminal of 31-,

The first wire guide of 32-, 33- the first crimping threaded hole,

34- the first crimping screw, 35- insulator,

The second conductive terminal of 40-, the first threading hole of 41-,

The second wire guide of 42-, 43- the second crimping threaded hole,

44- the second crimping screw, the first annular boss of 45-,

The first top wire hole of 46-, the first jackscrew of 47-,

48- spanner card slot, 49- positive stop lug boss,

The first connector sleeve of 50-, 51- third crimping threaded hole,

52- third crimping screw, 53- the first flange bushing,

The first hole section of 54-, the second hole section of 55-,

56- third hole section, 57- conductive sleeve,

The first card slot of 59-, the first insulation sleeve of 60-,

37,58,61,81- inner hole, the second threading hole of 62-,

The second card slot of 63-, the 4th crimping threaded hole of 64-,

The 4th crimping screw of 65-, 66- third annular convex platform,

The second connector sleeve of 70-, the second annular convex platform of 71-,

72- third connector sleeve, the first jump-ring slot of 73-,

The 4th connector sleeve of 74-, the 4th hole section of 75-,

The 5th hole section of 76-, the 6th hole section of 77-,

78- seven apertures in the human head section, the 5th crimping threaded hole of 79-,

The 5th crimping screw of 80-, 81- the second flange bushing,

The 5th connector sleeve of 82-, 83- octal section,

The 9th hole section of 84-, the tenth hole section of 85-,

The second insulation sleeve of 86-, 87- helical spring,

The first flange of 88-, the second flange of 89-.

Specific embodiment

In order to keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with this reality With the attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, Described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.It is practical new based on this Embodiment in type, those of ordinary skill in the art's all other reality obtained without creative labor Example is applied, the range of the utility model protection is belonged to.

Embodiment one

Fig. 3 and Fig. 4 are please referred to, the lamp drum 20 that the utility model embodiment one provides includes the first conductor ball 21, cladding First insulation sphere 22 of the first conductor ball 21 and the second conductor ball 23 of cladding the first insulation sphere 22；Wherein, One conductor ball 21 is equipped with multiple first conductive holes 24, and the first insulation sphere 22 is equipped with multiple first insulated holes 25, and multiple the One insulated hole 25 and multiple first conductive holes 24 correspond；Second conductor ball 23 is equipped with multiple second conductive holes 26, and more A second conductive hole 26 and multiple first insulated holes 25 correspond.

When it is implemented, the first conductor ball 21 and the second conductor ball 23 are the sphere being made of an electrically conducting material, In, the first conductor ball 21 is solid sphere, and the second conductor ball 23 is hollow ball.First conductor ball 21, which is located at second, leads The inside of electric sphere 23, and separated by the first insulation sphere 22, so that the first conductor ball 21 and the second conductor ball 23 are electrically Insulation.First conductor ball 21 is equipped with multiple first conductive holes 24, and the first insulation sphere 22 is equipped with multiple first insulated holes 25, the Two conductor balls 23 are equipped with multiple second conductive holes 26, and the first conductive hole 24, the first insulated hole 25 and the second conductive hole 26 3 It is corresponded between person, so that the center line of the first conductive hole 24, the first insulated hole 25 and the second conductive hole 26 is overlapped.It is corresponding 24, first insulated holes 25 of first conductive hole and second conductive hole 26 constitute one for connecting lamp drum connection The mounting hole of part, multiple first conductive holes 24, multiple first insulated holes 25 and multiple second conductive holes 26 constitute multiple peaces Fill hole.

It is noted that the first conductive hole 24, the first insulated hole 25 and the second conductive hole 26 quantity and lamp drum Distribution form in 20 can need to set according to user.The aperture of first conductive hole 24, the aperture of the first insulated hole 25 and The aperture of two conductive holes 26 can be identical, can not also be identical, when the aperture of the first conductive hole 24, the aperture of the first insulated hole 25 When not identical with the aperture of the second conductive hole 26, the first conductive hole 24, the first insulated hole 25 and second are formed for the ease of processing Conductive hole 26, and convenient for the connection between lamp drum connector described below and mounting hole, it is preferable that the first conductive hole 24 Aperture of the aperture less than the first insulated hole 25, the aperture of the aperture of the first insulated hole 25 less than the second conductive hole 26.

Above-mentioned lamp drum 20 can make with the following method: one solid conductor ball of offer first, the solid conductor ball Part can be added for cast member or machine, solid conductor ball serves as the first conductor ball 21.Then pass through injection molding process or painting Coating process forms the first insulation sphere 22 in the outer surface of the first conductor ball 21, and the first insulation sphere 22 is coated on the first conduction The outer surface of sphere 21；First insulation sphere 22 can also be by two hollow insulation hemisphere shapes by way of bonding or engaging At.Later, two hollow conductive hemispheres are provided, and by this two hollow conductive hemispheres to being buckled in the first insulation sphere 22 On, it can be even integral by way of clamping, rivet or weld between two hollow conductive hemispheres, can so be formed Second conductor ball 23 of cladding the first insulation sphere 22.For example, as shown in figure 3, the second conductor ball 23 hollow is led by two Electric hemisphere rivets to be formed.Finally by drilling, to form multiple first conductive holes 24 in the first conductor ball 21, first The sphere 22 that insulate is interior to form multiple first insulated holes 25, and multiple second conductive holes 26 are formed in the second conductor ball 23.

When using above-mentioned lamp drum 20 to assemble pendent lamp, lamp drum 20 is used as the maincenter for connecting each illuminator, so that each Illuminator is according to setting rule distribution, in addition, anode and cathode for serving as power supply line output.Specifically, the first conducting sphere Body 21 can connect the positive wire of power supply line, and the second conductor ball 23 connects the cathode conductor of power supply line, at this point, first is conductive Sphere 21 serves as the anode of power supply, and the second conductor ball serves as the cathode of power supply；The first conductor ball 21 can certainly be made to connect The cathode conductor of power supply line is connect, the second conductor ball 23 connects the positive wire of power supply line, at this point, the first conductor ball 21 serves as The cathode of power supply, the second conductor ball serve as the anode of power supply.For convenience, will hereinafter be connected with the first conductor ball 21 The positive wire of power supply line is connect, is described for the cathode conductor of the second conductor ball 23 connection power supply line；Correspondingly, first Positive terminal of the conductive hole 24 as power supply, anode connector of second conductive hole 26 as power supply.

When using above-mentioned lamp drum 20 to assemble pendent lamp, need to connect illuminator and lamp drum, lamp using lamp drum connector Drum connector generally includes the first conductive terminal and the second conductive terminal of mutually insulated, and the first conductive terminal can pass through conducting wire It is electrically connected with the anode of illuminator, or is electrically connected with the cathode of illuminator, correspondingly, the second conductive terminal can be by leading The cathode of line and illuminator is electrically connected, or is electrically connected with the anode of illuminator.For convenience, it will hereafter be led with first The anode of electric terminal and illuminator is electrically connected, and the cathode of the second conductive terminal and illuminator is electrically connected as example and is described. When assembling pendent lamp, each lamp drum connector is mounted in a mounting hole of lamp drum 20, so that the first conductive terminal is inserted into one In a first conductive hole 24, and it is electrically connected with the first conductor ball 21；Second conductive terminal is inserted into the second conductive hole 25, And it is electrically connected with the second conductor ball 23.

It needs to distinguish wiring with the positive wire of multiple illuminators and cathode conductor with the drum interior power line of lamp in the prior art Connection is compared, in the lamp drum 20 that the utility model embodiment one provides, 23 conduct of the first conductor ball 21 and the second conductor ball The anode and cathode of power supply line, positive terminal of first conductive hole 24 as power supply line, the second conductive hole 26 is as power supply line Anode connector；The first conductive terminal and the second conductive terminal, and first are equipped in the lamp drum connector being used cooperatively with lamp drum 20 Conductive terminal is electrically connected in a manner of pluggable with the first conductive hole 24, and the second conductive terminal is with the second conductive hole 26 can insert The mode pulled out is electrically connected, therefore, there is no need to carry out wiring in lamp drum 20,20 internal wiring of lamp drum in the prior art of solution It is complicated, time-consuming, the problem of installing the low efficiency of pendent lamp.In addition, being also less prone to wrong line or poor contact problem, reduce anti- Polyphony tries number and debug time, to further improve the efficiency of installation pendent lamp.

In above-described embodiment one, the first conductive hole 24, the first insulated hole 25 and the second conductive hole 26 all can be unthreaded hole, As shown in figure 4, the lamp drum connector being used cooperatively with lamp drum 20 is led with the first conductive hole 24, the first insulated hole 25 and/or second Electric hole 26 is interference fitted, to avoid there is poor electrical contact problem；Furthermore it is also possible to prevent lamp drum connector from lamp drum 20 It falls off, improves the connection reliability between lamp drum connector and lamp drum 20.

First conductive hole 24, the first insulated hole 25 and the second conductive hole 26 are not limited to above-mentioned unthreaded hole structure, for example, using Structure as shown in Figure 5, the first conductive hole 24 and the second conductive hole 26 are threaded hole, correspondingly, lamp drum connector is led with first Connection type between electric hole 24 and the second conductive hole 26 is to be threadedly coupled.In order to avoid the front end of lamp drum connector when connection is scraped Encounter the second conductive hole 26, it is preferable that aperture of the aperture of the first conductive hole 24 less than the second conductive hole 26.

The depth in the first conductive hole of insertion 24 in order to limit lamp drum connector, it is preferable that the first insulated hole 25 is rank Terraced hole, the aperture of stepped hole 25 towards one end of the first conductive hole 24 are less than hole of the stepped hole towards one end of the second conductive hole 26 Diameter.The depth that lamp drum connector is inserted into the first conductive hole 24 is limited using the step surface of stepped hole.

Can be identical by the mounting hole that the first conductive hole 24, the first insulated hole 25 and the second conductive hole 26 are constituted, such as such as Each mounting hole shown in Fig. 4 is identical, can also be not exactly the same, for example, referring to Fig. 6, multiple second conductive holes 26 are screw thread Hole, in multiple first conductive holes 24: one of them first conductive hole 24 is threaded hole, and remaining first conductive hole 24 is hemispherical Hole.Connection type between lamp drum and lamp drum connector shown in fig. 6 will retouch in detail in following embodiments seven and embodiment eight It states.

Embodiment two

In above-described embodiment one, lamp drum 20 includes three-decker: the first conductor ball 21, first insulate sphere 22 and the Two conductor balls 23, the first conductor ball 21 are located at innermost layer, and the second conductor ball 23 is located at outermost layer, due to the second conducting sphere Body 23 can be electrically connected with the cathode conductor of power supply line, therefore, the second conductor ball 23 its surface after power supply line electric connection It is electrification, voltage is generally less than 36 volts of safe voltage that human body can be born.In order to avoid second of the electrification in lamp drum 20 Conductor ball 23 be exposed to outside, the utility model embodiment two on the basis of the above embodiment 1, to lamp drum 20 made into One step is improved.

Referring to Fig. 7, the lamp drum 20 that the utility model embodiment two provides includes that first set gradually from inside to outside is led The electric insulation of sphere 21, first sphere 22, the second conductor ball 23 and the second insulation sphere 27, i.e. the lamp drum 20 include four layers of knot Structure, outermost layer is the second insulation sphere 27, for insulating to the second conductor ball 23, the second conductor ball 23 of protection.The Two insulation spheres 27 are equipped with multiple second insulated holes 28, and multiple second insulated holes 28 and multiple second conductive holes 26 1 are a pair of It answers, so that the first conductive terminal of lamp drum connector is inserted into the first conductive hole 24 of lamp drum 20, the inserting of the second conductive terminal In the second conductive hole 25 of lamp drum 20.

In example 2, the first conductive hole 24, the first insulated hole 25, the second conductive hole 26 and the second insulated hole 28 Think unthreaded hole, or threaded hole, in a preferred embodiment, as shown in figure 8, the first conductive hole 24, the first insulated hole 25 It is unthreaded hole with the second conductive hole 26, the second insulated hole 28 is threaded hole, and the connection type with lamp drum connector will be real below It applies in example and is described in detail.

You need to add is that in above-described embodiment one and embodiment two, in lamp drum 20 shown in Fig. 5 and Fig. 8, due to cutting Therefore the difference of angle only shows one of mounting hole, in fact, lamp drum 20 shown in Fig. 5 and Fig. 8 includes multiple peaces Hole is filled, multiple mounting holes can be identical, can also be not exactly the same.

Embodiment three

Referring to Fig. 9, the utility model embodiment three provides a kind of pendent lamp rack, which includes at least one Lamp drum 20 described in lamp drum connector 30 and above-described embodiment one, embodiment two, lamp drum connector 30 includes mutually insulated First conductive terminal 31 and the second conductive terminal 40, the first conductive terminal 31 are inserted into the first conductive hole 24 of lamp drum 20, and It being electrically connected with the first conductor ball 21 of lamp drum 20, the second conductive terminal 40 is inserted into the second conductive hole 26 of lamp drum 20, And it is electrically connected with the second conductor ball 23 of lamp drum 20.

Specifically, lamp drum 20 is using the drum of lamp described in above-described embodiment one or embodiment two.It is provided in lamp drum 20 multiple Mounting hole, each mounting hole are made of 24, first insulated holes 25 of first conductive hole and second conductive hole 26, or It is made of second conductive hole 26 of the first insulated hole 25, one of the first conductive hole 24, one and second insulated hole 28.Lamp Drum 20 can be connected on the ceiling or on lamp holder by messenger wire, can also be by rousing the duplex wire that connector 30 is connect with lamp 12 connections are on the ceiling or on lamp holder.In multiple mounting holes of lamp drum 20, one of mounting hole can be used for connect electricity Source line, power supply line are generally duplex wire.For example, as shown in figure 9, a mounting hole of 20 the top of lamp drum will be located at as company The interface of power supply line is connect, the positive wire of the first conductor ball 21 and duplex wire 12 in lamp drum 20 is electrically connected, so that the One conductor ball 21 serves as the anode of power supply, and each first conductive hole 24 is the positive terminal of power supply；Second conductor ball 23 with it is double The cathode conductor of core conducting wire 12 is electrically connected, so that the second conductor ball 23 serves as the cathode of power supply, each second conductive hole 26 is The anode connector of power supply.

Lamp drum connector 30 includes the first conductive terminal 31 and the second conductive terminal 40, wherein the first conductive terminal 31 with The positive wire of duplex wire 12 is electrically connected, and the second conductive terminal 40 and the cathode conductor of duplex wire 12 are electrically connected；Or, First conductive terminal 31 and the cathode conductor of duplex wire 12 are electrically connected, the anode of the second conductive terminal 40 and duplex wire 12 Conducting wire is electrically connected.Or, the first conductive terminal 31 passes through the anode of the positive wire and illuminator that are arranged in stand tube electrically Connection, the cathode that the second conductive terminal 40 passes through the cathode conductor and illuminator that are arranged in stand tube is electrically connected, or, first The cathode that conductive terminal 31 passes through the cathode conductor and illuminator that are arranged in stand tube is electrically connected, and the second conductive terminal 40 is logical The anode for crossing the positive wire and illuminator being arranged in stand tube is electrically connected.Hereafter for convenience, it will be led with first Electric terminal 31 and positive wire are electrically connected, and the second conductive terminal 40 is described for being electrically connected with cathode conductor.

In the pendent lamp rack that embodiment three provides, the first conductor ball 21 and the second conductor ball 23 are respectively as power supply Anode and cathode, positive terminal of first conductive hole 24 as power supply, anode connector of second conductive hole 26 as power supply；With The first conductive terminal 31 and the second conductive terminal 40, and the first conducting end are equipped in the lamp drum connector 30 that lamp drum 20 is used cooperatively Son 31 is electrically connected in a manner of pluggable with the first conductive hole 24, and the second conductive terminal 40 is with the second conductive hole 26 with pluggable Mode be electrically connected, therefore do not need to carry out wiring in lamp drum 20, so that the lamp drum 20 in the prior art solved is inscribed The problem of line is complicated, time-consuming, installs the low efficiency of pendent lamp.In addition, being also less prone to wrong line or poor contact problem, reduce Number and debug time are debugged repeatedly, to further improve the efficiency of installation pendent lamp.

In order to realize the electric connection between the first conductive terminal 31 and the first conductive hole 24, the second conductive terminal 40 and Electric connection between two conductive holes 26, there are many specific connection types.

Referring to Fig. 9, the first conductive terminal 31 and the second conductive terminal 40 are cylindric in a preferable connection type Electric conductor.Wherein, the outer circumference surface of the first conductive terminal 31 is equipped with the first external screw thread, be equipped in the first conductive hole 24 with first outside Matched first internal screw thread of screw thread；First conducting wire axially extending along the first conductive terminal 31 is provided in first conductive terminal 31 Hole 32 and the first crimping threaded hole 33 radially extended along the first conductive terminal 31, the first crimping threaded hole 33 and the first conducting wire Hole 32 communicates, and the first crimping screw 34 is provided in the first crimping threaded hole 33.The outer circumference surface of second conductive terminal 40 is equipped with Second external screw thread, is equipped in the second conductive hole 26 and matched second internal screw thread of the second external screw thread；It is set in second conductive terminal 40 It is equipped with second wire guide 42 and first threading hole 41 axially extending along the second conductive terminal, and along the second conductive terminal radial direction The the second crimping threaded hole 43 extended, the first threading hole 41 run through the both ends of the second conductive terminal 40, the second crimping threaded hole 43 It is communicated with the second wire guide 42, and is provided with the second crimping screw 44 in the second crimping threaded hole 43；First conductive terminal, 31 He Insulator 35 is provided between second conductive terminal 40 and in the first threading hole 41, insulator 35 is used for the first conductive terminal 31 and second conductive terminal 40 be even integral, and the first conductive terminal 31 and the second conductive terminal 40 is made to be electrically insulated.

It says in further detail, referring to Fig. 10, the first conductive terminal 31 is cylindric electric conductor, the first conductive terminal 31 Outer circumference surface is equipped with the first external screw thread, is equipped with and matched first internal screw thread of the first external screw thread in the first conductive hole 24；Outside first The entire outer circumference surface in the first conductive terminal 31 can be set in screw thread, can also be from the front end (insertion of the first conductive terminal 31 One end in first conductive hole 24) it rises, the part outer circumference surface in the first conductive terminal 31 can be set in the first external screw thread.It please join Figure 11 is read, the outer circumference surface of the second conductive terminal 40 is equipped with the second external screw thread, is equipped with and the second external screw thread in the second conductive hole 26 Matched second internal screw thread.Second external screw thread can be from the front end of the second conductive terminal 40 (one in the second conductive hole 26 of insertion End) it rises, the part outer circumference surface in the second conductive terminal 40 can be set in the second external screw thread.It is roused when by lamp drum connector 30 with lamp When 20 connection, connected between the first conductive terminal 31 and the first conductive hole 24 by the first external screw thread to match and the first internal screw thread It connects, passes through the second external screw thread to match and the connection of the second internal screw thread between the second conductive terminal 40 and the second conductive hole 26.

Please continue to refer to Figure 10, the first wire guide 32 and the first crimping threaded hole 33 are provided in the first conductive terminal 31, Wherein, the first wire guide 32 is axially extending along the first conductive terminal 31, and the aperture of the first wire guide 32, which is slightly larger than, to be interspersed in it Diameter of wire, the first wire guide 32 can for through the front-end and back-end of the first conductive terminal 31 through-hole, be also possible to only Blind hole through 31 rear end of the first conductive terminal, the first wire guide 32 is through-hole in the present embodiment.First crimping threaded hole, 33 edge First conductive terminal 31 radially extends, and the first crimping threaded hole 33 is communicated with the first wire guide 32, the first crimping threaded hole 33 Inside it is provided with the first crimping screw 34.Please continue to refer to Figure 11, the second wire guide 42, first is provided in the second conductive terminal 40 Threading hole 41 and the second crimping threaded hole 43, wherein the second wire guide 42 and the first threading hole 41 are along the second conductive terminal axial direction Extend, the second wire guide 42 can be through the through-hole of the front-end and back-end of the second conductive terminal 40, to be also possible to only through the The blind hole of two conductive terminals, 40 rear end, the second wire guide 42 is blind hole in the present embodiment.First threading hole 41 is to lead through second The through-hole of the front-end and back-end of electric terminal 40, the second crimping threaded hole 43 are radially extended along the second conductive terminal, and are led with second String holes 42 communicates, and the second crimping screw 44 is provided in the second crimping threaded hole 43.

Duplex wire 12 includes positive wire and cathode conductor, and one end of positive wire passes through the first threading hole 41, and inserts Enter in the first wire guide 32, screw the first crimping screw 34, enters the front end of the first crimping screw 34 in first wire guide 32, To make the front end of the first crimping screw 34 by positive wire pressing on the side wall of the first wire guide 32.One end of cathode conductor It is inserted into the second wire guide 42, screws the second crimping screw 44, the front end of the second crimping screw 44 is made to enter the second wire guide 42 It is interior, to make the front end of the second crimping screw 44 by cathode conductor pressing on the side wall of the second wire guide 42.In order to prevent just It is short-circuit between polar conductor and cathode conductor, between the first conductive terminal 31 and the second conductive terminal 40 and the first threading hole 41 It is inside provided with insulator 35, positive wire and cathode conductor is isolated using insulator 35 and the first conductive terminal 31 and second is led Electric terminal 40 prevents positive wire and cathode conductor short circuit and prevents the first conductive terminal 31 and the second conductive terminal 40 short Road.

In order to limit the depth that the second conductive terminal 40 enters the second conductive hole 26, Figure 11 is please referred to, is preferably implemented one In example, the outer circumference surface of the second conductive terminal 40 is equipped with first annular boss 45, and the outer diameter of first annular boss 45 is greater than second The second conducting end between first annular boss 45 and the first conductive terminal 31 is arranged in the aperture of conductive hole 26, the second external screw thread On the outer circumference surface of son 40.Specifically, the middle part of the outer circumference surface of the second conductive terminal 40 is arranged in first annular boss 45, i.e., Second conductive terminal 40 is separated into two parts by first annular boss 45: positioned at the front end (insertion second of the second conductive terminal 40 One end in conductive hole 26) and first annular boss 45 between part, and positioned at the rear end of the second conductive terminal and first Part between annular convex platform 45, the second external screw thread are arranged between the front end and first annular boss 45 of the second conductive terminal 40 The second conductive terminal outer circumference surface on.It is first annular after the second conductive terminal 40 is threadedly coupled with the second conductive hole 26 The lower end surface of boss 45 is supported at the edge of the second conductive hole 26, enters the second conductive hole 26 to limit the second conductive terminal 40 Depth.

Please continue to refer to Fig. 9 and Figure 11, second between first annular boss 45 and the rear end of the second conductive terminal 40 is led Third external screw thread is provided on the outer circumference surface of electric terminal 40；Lamp drum connector 30 further includes the first connector sleeve 50, the first connection The inner hole of set 50 is equipped with and the matched third internal screw thread of third external screw thread.Specifically, the first connector sleeve 50 is cannula structure, in Portion has inner hole, and the inner hole of the first connector sleeve 50 for conducting wire (such as duplex wire 12) for passing through.The inner hole of first connector sleeve 50 It is provided with third internal screw thread, the second conductive terminal 40 is equipped with third external screw thread, and the first connector sleeve 50 and the second conductive terminal 40 are logical It crosses the third internal screw thread to match and third external screw thread is linked together, the front end of the first connector sleeve 50 and first annular boss 45 Upper surface offsets.

Illustratively, Figure 12 is please referred to, the inner hole of the first connector sleeve 50 is stepped hole, which includes being sequentially connected First hole section 54, the second hole section 55 and third hole section 56, the aperture of the first hole section 54 are greater than the aperture of the second hole section 55, the second hole The aperture of section 55 is greater than the aperture of third hole section 56, and third internal screw thread is arranged in the first hole section 54.That is, the first connection The inner hole of set 50 is divided into three parts: the first hole section 54, the second hole section 55 and third hole section 56, the first hole section 54, the second hole section 55 It is sequentially reduced with the aperture of third hole section 56, the second hole section 55 is between the first hole section 54 and third hole section 56, the second hole section 55 and first the transition position of hole section 54 form a step surface, the transition position of the second hole section 55 and third hole section 56 forms another Step surface forms two step surfaces that is, in the inner hole of the first connector sleeve 50.Be designed in this way, on the one hand, due to the first hole section 54, The aperture of second hole section 55 and third hole section 56 is sequentially reduced, therefore can be to across the first connector sleeve 50 using third hole section 56 The duplex wire 12 of inner hole limited, reduce the shaking volume of duplex wire 12, on the other hand, due to the first hole section 54 and the Two hole sections, 55 diameter is greater than third hole section 56, and duplex wire 12 is made to have biggish point in the first hole section 54 and the second hole hole 55 Space of lines prevents short-circuit between the positive wire and cathode conductor of duplex wire 12.

12 vibration of duplex wire of the inner hole of the first connector sleeve 50 is passed through in order to prevent or detaches the first connector sleeve 50, is asked Refering to Fig. 9 and Figure 12, the side wall of the first connector sleeve 50 is equipped with the third crimping threaded hole communicated with the inner hole of the first connector sleeve 50 51, third crimping threaded hole 51 is located in third hole section 56, and third crimping screw 52 is provided in third crimping threaded hole 51.It is double After core conducting wire 12 is threaded through in the inner hole of the first connector sleeve 50, by screwing third crimping screw 52, so that third crimping screw 52 front end is by 12 pressing of duplex wire on the inner hole side wall of the first connector sleeve 50.

Further, referring to Fig. 9, being provided with the first flange lining being slidably matched with third hole section 56 in third hole section 56 Set 53, the first flange bushing 53 are flattened in third hole section 56 by third crimping screw 52.First flange bushing 53 is one end tool There is cannula structure of the flange other end without flange, the first flange bushing 53 is inserted into without flared ends from the rear end of the first connector sleeve 50 In the inner hole of first connector sleeve 50, until the rear end of the flange and the first connector sleeve 50 of the first flange bushing 53 offsets, first is turned over Be slidably matched between side bushing 53 and the inner hole of the first connector sleeve 50, duplex wire 12 pass through the first flange bushing 53 inner hole into Enter in the first connector sleeve 50.First flange bushing 53 is set, can directly be supported to avoid third crimping screw 52 in duplex wire On 12, prevent third crimping screw 52 from crushing the insulated hull of duplex wire 12.

Example IV

Fig. 8 and Figure 13-Figure 18 is please referred to, the utility model embodiment four provides a kind of pendent lamp rack, the pendent lamp rack The pendent lamp rack that provides of structure composition and above-described embodiment three it is essentially identical comprising multiple stand tubes and above-described embodiment Lamp drum 20 described in two, first conductive terminal 31 and second conductive terminal 40 of the lamp drum connector 30 including mutually insulated, first Conductive terminal 31 is inserted into the first conductive hole 24 of lamp drum 20, and is electrically connected with the first conductor ball 21 of lamp drum 20, the Two conductive terminals 40 are inserted into the second conductive hole 26 of lamp drum 20, and are electrically connected with the second conductor ball 23 of lamp drum 20.

The utility model embodiment four provide pendent lamp rack and embodiment three provide pendent lamp rack the difference is that: Lamp drum connector 30 further includes the second connector sleeve 70, conductive sleeve 57 and the first insulation sleeve 60, wherein the rear end of conductive sleeve 57 is from the The front end of one insulation sleeve 60 is inserted into the inner hole of the first insulation sleeve 60, and is interference fitted with the first insulation sleeve 60；Conductive sleeve 67 Front end be exposed to outside the first insulation sleeve 60, the first conductive terminal 31 is arranged on the front end outer side face of conductive sleeve 57, and with The hole wall of one conductive hole 24 abuts；Second connector sleeve 70 is set on the first insulation sleeve 60, and is matched with 60 interference of the first insulation sleeve It closes, the outer circumference surface of the second connector sleeve 70 is equipped with the 4th external screw thread, is equipped with and the 4th outer spiral shell in the second insulated hole 28 of lamp drum 20 Matched 4th internal screw thread of line；The front end of first insulation sleeve 60 is exposed to outside the second connector sleeve 70, the setting of the second conductive terminal 40 It is abutted on the front end outer side face of the first insulation sleeve 60, and with the hole wall of the second conductive hole 26, and the side wall of the first insulation sleeve 60 It is provided with the second threading hole 62 of 40 region of inner hole and the second conductive terminal of the first insulation sleeve 60 of connection.

Specifically, conductive sleeve 57 is to be made of an electrically conducting material tube-in-tube structure, and conductive sleeve 57 is from the front end of the first insulation sleeve 60 It is inserted into the inner hole 61 of the first insulation sleeve 60, and is interference fitted between conductive sleeve 57 and the inner hole 61 of the first insulation sleeve 60.Such as Shown in Figure 14, the front end of conductive sleeve 57 is equipped with the first conductive terminal 31, the first conductive terminal 31 be threaded through the interior of conductive sleeve 57 Positive wire in hole 58 is electrically connected, and the front end of conductive sleeve 57 inserts in the first conductive hole 24, the first conductive terminal 31 with The hole wall of first conductive hole 24 offsets, so that the first conductive terminal 31 and the first conductor ball 21 are electrically connected.First insulation sleeve 60 be the tube-in-tube structure made of insulating materials, and the front end outer side face of the first insulation sleeve 60 is equipped with the second conductive terminal 40, first The side wall of insulation sleeve 60 be equipped with the second threading hole 62, the both ends of the second threading hole 62 respectively with the inner hole 61 of the first insulation sleeve 60 and The installation space of second conductive terminal 40 is connected to, and the cathode conductor across the inner hole 61 of the first insulation sleeve 60 passes through the second threading hole 62 and second conductive terminal 40 be electrically connected.When the first insulation sleeve 60 is inserted into the second conductive hole 26, the second conductive terminal 40 abut with 61 side wall of inner hole of the first insulation sleeve 60, so that the second conductive terminal 40 and the second conductor ball 23 are electrically connected.

Second connector sleeve 70 is sleeved on the middle part of the first insulation sleeve 60, and is interference fitted with the first insulation sleeve 60.First absolutely The front end of edge set 60, the rear end of the second conductive terminal and the first insulation sleeve 60 are exposed to outside the second connector sleeve 70, the second connection The outer circumference surface of set 70 is equipped with the 4th external screw thread, is equipped with and the 4th external screw thread the matched 4th in the second insulated hole 28 of lamp drum 20 Internal screw thread, when the first insulation sleeve 60 is inserted into the second conductive hole 26, conductive sleeve 57 is inserted into the first conductive hole 24, second connects It is connected between female connector 70 and the second insulation sphere 27 by the 4th external screw thread and the 4th internal screw thread.

In the utility model embodiment four, there are many structure types of the first conductive terminal 31 and the second conductive terminal 40, For example, the first conductive terminal 31 and the second conductive terminal 40 are electroconductive elastic sheet.As shown in figure 14, the first conductive terminal 31 and Two conductive terminals 40 are V-arrangement electroconductive elastic sheet.Specifically, the first conductive terminal 31 is the structure that is connected by the first elastic slice and the second elastic slice At V-arrangement electroconductive elastic sheet, the first elastic slice far from the second elastic slice one end be equipped with the first bending part, the first bending part and the first elastic slice It is vertical with the second elastic slice intersecting lens；The front end outer side face of conductive sleeve 57 is provided with the first card slot 59, and the first bending part is connected to In one card slot 59, the second elastic slice is directed toward the rear end of conductive sleeve 57.It says in further detail, the first card slot 59 is to be formed in conductive sleeve 57 Front end outer side face in flat slot, the upper side of the first card slot 59 is plane, downside is arcwall face to lower recess, and first The downside of card slot 59 is more slightly longer than upper side.First conductive terminal 31 is V-arrangement electroconductive elastic sheet comprising the first elastic slice and the second bullet Piece, one end of the first elastic slice are connected with one end of the second elastic slice, and the first conductive terminal 31 can be made of Sheet Metal Forming Technology, can also be with It is made of welding procedure.The other end of first elastic slice is equipped with the first bending part, and the first bending part is inserted in the first card slot 59, and with The upper and lower side of first card slot 59 is fixed；The other end of second elastic slice is free end, is directed toward the rear end of conductive sleeve 57, the After one conductive terminal 31 is mounted on conductive sleeve 57, the center line of the v-shaped opening of the first conductive terminal 31 towards conductive sleeve 57.It adopts It uses V-arrangement electroconductive elastic sheet as the first conductive terminal 31, is on the one hand conducive to conductive sleeve 57 and inserts into the first conductive hole 24 or from the It is extracted in one conductive hole 24, on the other hand to have between the first conductive terminal 31 and the inner wall of the first conductive hole 24 and centainly support Relay avoids 21 poor electrical contact of the first conductive terminal 31 and the first conductor ball.

Please referring to Figure 16, the second conductive terminal 40 is to be connected the V-arrangement electroconductive elastic sheet constituted by third elastic slice and the 4th elastic slice, Third elastic slice is equipped with the second bending part far from one end of the 4th elastic slice, and the second bending part is directed toward the 4th elastic slice；First insulation sleeve 60 Front end outer side face be equipped with the second card slot 63, the second bending part is connected in the second card slot 63, and the 4th elastic slice is directed toward the first insulation The rear end of set 60.It says in further detail, the front end outer side of the first insulation sleeve 60 is equipped with the second card slot 63, the both ends of the second bending part Supported with the two sides of the second card slot 63, as the second bending part be made of elastic material, the second bending part and second There is certain binding force between card slot 63, the second bending part is prevented to be detached from the second clamping groove 63.Using V-arrangement electroconductive elastic sheet conduct On the one hand second conductive terminal 40 is conducive to the first insulation sleeve and inserts in the second conductive hole 26 or pull out out of second conductive hole 26 Out, on the other hand make that there is certain abutting force between the second conductive terminal 40 and the inner wall of the second conductive hole 26, avoid second 23 poor electrical contact of conductive terminal 40 and the second conductor ball.

When the first conductive terminal 31 and the second conductive terminal 40 are all made of V-arrangement electroconductive elastic sheet, the first conductive terminal 31 number Amount can be two or more, and each first conductive terminal 31 is spacedly distributed along the periphery of conductive sleeve 57.Equally, second 40 quantity of conductive terminal can be two or more, and each second conductive terminal 40 is between periphery of the first insulation sleeve 60 etc. Every distribution.

12 vibration of duplex wire that is threaded through in the inner hole 61 of the first insulation sleeve 60 in order to prevent detaches the first insulation Set 60, prevents 40 poor contact of duplex wire 12 and the first conductive terminal 31 and the second conductive terminal.Preferably, above-mentioned first In insulation sleeve 60, the first insulation sleeve 60 is provided with 61 phase of inner hole with the first insulation sleeve 60 by the side wall that the second connector sleeve 70 covers The 4th logical crimping threaded hole 64 is provided with the 4th crimping screw 65 in the 4th crimping threaded hole 64.Utilize the 4th crimping screw 65 can be pressed abd fixed on duplex wire 12 in the inner hole 61 of first insulation sleeve 60, prevent the first conductive terminal 31 from leading with twin-core Between the positive wire of line 12 poor electrical contact and prevent the second conductive terminal 40 and duplex wire 12 cathode conductor it Between poor electrical contact.In addition, can be improved double when duplex wire 12 serves as the messenger wire of pendent lamp by the 4th crimping screw 65 Bonding strength between core conducting wire and lamp drum 20, so that the hoist ability of lamp drum 20 is improved, so that pendent lamp can connect more Stand tube and illuminator.

In order to limit the second connector sleeve 70 be inserted into the second insulated hole 28 in depth, please refer to Figure 13 and Figure 15, one compared with In good embodiment, the middle part of the second connector sleeve 70 is provided with the second annular convex platform 71, and the outer diameter of the second annular convex platform 71 is greater than The aperture of second insulated hole 28；Between the second annular convex platform 71 and the front end of the second connector sleeve 70 is arranged in 4th external screw thread On the outer circumference surface of two connector sleeves 70.After the second connector sleeve 70 is inserted into the second insulated hole 28, it is straight to screw the second connector sleeve 70 It offsets, is designed in this way to the second annular convex platform 71 and the edge of the second insulated hole 28, limit the second connector sleeve 70 insertion second Depth in insulated hole 28, and then can prevent conductive sleeve 57 and the first insulation sleeve 60 from being weighed wounded.

Figure 13, Figure 15-Figure 18 are please referred to, the outer circumference surface of the first insulation sleeve 60 is provided with the rear end with the second connector sleeve 70 The third annular convex platform 66 to offset, the outer diameter of the outer diameter of third annular convex platform 66 less than the second connector sleeve 70；Lamp rouses connector 30 It further include third connector sleeve 72 and the 4th connector sleeve 74, third connector sleeve 72 is set on the first insulation sleeve 60, third connector sleeve 72 between third annular convex platform 66 and the rear end of the first insulation sleeve 60, and is interference fitted with the first insulation sleeve 60；Third connects The outer circumference surface of female connector 72 is provided with the first jump-ring slot 73, is provided with the first circlip in the first jump-ring slot 73.4th connector sleeve 74 Inner hole include the 4th hole section 75, the 5th hole section 76, the 6th hole section 77 and seven apertures in the human head section 78 that aperture is sequentially reduced, the 4th hole section 75 are set in an interference fit on the second connector sleeve 70, and the 6th hole section 77 is set in third company in an interference fit In female connector 72, the transition face between first circlip and the 5th hole section 76 and the 6th hole section 77 offsets.

In the above-described embodiments, the first insulation sleeve 60 is located in the 4th connector sleeve 74, can be protected using the 4th connector sleeve 74 The first insulation sleeve 60 is protected, slows down 60 aging of the first insulation sleeve, extends the service life of pendent lamp rack.In order to across the 4th connection The duplex wire 12 of the inner hole (the 4th hole section 75, the 5th hole section 76, the 6th hole section 77 and seven apertures in the human head section 78) of set 74 is fixed, Figure 13 and Figure 18 are please referred to, the 4th connector sleeve 74 is provided with the 5th crimping threaded hole communicated with the inner hole of the 4th connector sleeve 74 79, the 5th crimping screw 80 is provided in the 5th crimping threaded hole 79.It can be connected to passing through the 4th using the 5th crimping screw 80 The duplex wire 12 of the inner hole of female connector 74 is fixed.

Figure 13 is please referred to, the second flange bushing 81 being interference fitted with seven apertures in the human head section 78 is provided in seven apertures in the human head section 78, the Two flange bushings 81 are fixed in seven apertures in the human head section 78 by the 5th crimping screw 80.Second flange bushing 81 and seven apertures in the human head section 78 are slided Cooperation, duplex wire 12 pass through the second flange bushing 81 and enter the 4th connector sleeve 74, and the 5th crimping screw 80 serves as a contrast the second flange Set 81 flattens, to duplex wire 12 is fixed in seven apertures in the human head section 78, in addition, can be by the 5th using the second flange bushing 81 Crimping screw 80 and duplex wire 12 separate, i.e., the two is not directly contacted with, and can so prevent the insulated hull quilt of duplex wire 12 5th crimping screw 80 crushes.

It should be added that in above-described embodiment three and example IV, the first crimping screw 34, the second crimping spiral shell Silk 44, third crimping screw 52, the 4th crimping screw 65, the 5th crimping screw 80 are specifically as follows line pressing bolt or full tooth spiral shell Silk, it is preferable that use the full tooth screw of interior hexagonal.

Embodiment five

In above-described embodiment four, lamp drum connector 30 can be connect with duplex wire 12, can also be connect with stand tube, For example, as illustrated in figures 19 and 20, the utility model embodiment five provides a kind of pendent lamp rack, the structure of the pendent lamp rack with The structure of pendent lamp rack described in example IV is essentially identical, the difference is that stand tube 13 is provided in the present embodiment five, And the 4th connector sleeve 74 in example IV is substituted with the 5th connector sleeve 82.One end of stand tube 13 is from the first insulation sleeve 60 Rear end be set on the first insulation sleeve 60, and with the first insulation sleeve 60 be interference fitted；5th connector sleeve 82 is located at stand tube 13 On the second connector sleeve 70, and the 5th connector sleeve 82 is interference fitted with stand tube 13 and the second connector sleeve 70 respectively.

Stand tube 13 is used to that illuminator to be connected on lamp drum 20 or is used for lamp drum is connected to ceiling lamp holder, with connection For illuminator, one end of stand tube 13 is fixedly connected with illuminator, and the other end is fixed with lamp drum 20 by lamp drum connector 30 Connection, in embodiment five, stand tube 13 is fixedly connected with the first insulation sleeve 60.Stand tube 13 is hollow pipe, is set in stand tube There is a duplex wire 12, one end of the positive wire of duplex wire 12 and the first conductive terminal 31 are electrically connected, and the other end and are shone The anode of body is electrically connected；One end of the cathode conductor of duplex wire 12 and the second conductive terminal 40 are electrically connected, the other end with The cathode of illuminator is electrically connected.The inner hole of 5th connector sleeve 82 includes octal section 83, the 9th hole section that aperture is successively reduced 84 and the tenth hole section 85, octal section 83 and the second connector sleeve 70 be interference fitted；The outer circumference surface of stand tube 13 is equipped with the second card Spring slot, the second jump-ring slot is interior to be equipped with the second circlip, the transition face card between the second circlip and the 9th hole section 84 and the tenth hole section 85 It closes.

Figure 21 is please referred to, the pendent lamp rack that the utility model embodiment six provides is the combination of example IV and embodiment five Form, in the pendent lamp rack, the lamp drum connector 30 positioned at 20 top side of lamp drum uses structure described in example IV, other Lamp drum connector is using structure described in embodiment five.Specific structure and connection relationship can be found in above-described embodiment four and embodiment Five, details are not described herein.

Embodiment seven

Figure 22-Figure 27 is please referred to, the utility model embodiment seven provides a kind of pendent lamp rack, which includes three The lamp drum 20 and lamp drum connector 30 of layer structure.Wherein, lamp drum connector 30 includes the first conductive terminal 31 of mutually insulated With the second conductive terminal 40, the first conductive terminal 31 is inserted into the first conductive hole 24 of lamp drum 20, and first with lamp drum 20 Conductor ball 21 is electrically connected, and the second conductive terminal 40 is inserted into the second conductive hole 26 of lamp drum 20, and the with lamp drum 20 Two conductor balls 23 are electrically connected.

Specifically, in embodiment seven, the lamp drum 20 used is lamp as shown in FIG. 6 drum, wherein multiple second conductive holes 26 It is threaded hole, in multiple first conductive holes 24, one of them first conductive hole 24 is threaded hole, other first conductive holes 24 are Hemispherical-shaped aperture.

Figure 23 and Figure 24 are please referred to, the second conductive terminal 40 is cylinder-like structure, and the side wall of the cylinder-like structure is equipped with The first top wire hole 46 communicated with the inner hole of the cylinder-like structure, the first top wire hole 46 are interior equipped with the first jackscrew 47, the first top Silk is full tooth screw, it is therefore preferable to the interior full tooth screw of hexagonal.The outer circumference surface of second conductive terminal 40 is equipped with and the second conductive hole The matched external screw thread of internal screw thread in 26, the external screw thread is from the front end of the second conductive terminal 40 to the rear end of the second conductive terminal 40 Extend setting length, the second conductive terminal 40 passes through the external screw thread to match with the second conductive hole 26 and internal screw thread is connect.

Figure 25 is please referred to, the first conductive terminal 31 is the conductive column that one end has cup head 36, the semicircle of the conductive column First 36 match with hemispheric first conductive hole 24, are provided in the conductive column axially extending for leading for single along conductive column The privates hole 37 that line is worn, the both ends of conductive column are run through in privates hole 37, and privates hole 37 is located at cup head 36 In hole section shape be it is horn-like.One end of single condctor is threaded through privates hole 37, and welds with cup head 36.

Lamp drum connector 30 further includes stand tube 13, the second insulation sleeve 86 and helical spring 87, before the second insulation sleeve 86 End is equipped with the first flange 88 protruded outward, so that the front end outer side of the second insulation sleeve 86 is formed with step, the second insulation sleeve 86 Rear end be equipped with the second flange 89 for inwardly protruding out so that the rear inside of the second insulation sleeve 86 is formed with step.It is referred to herein Be inwardly or outwardly inwardly to refer to the center towards the second insulation sleeve 86 for the center line of opposite second insulation sleeve 86 Line refers to the center line backwards to the second insulation sleeve 86 outward.

Second insulation sleeve 86 is mounted in stand tube 13 from the front end interference of stand tube 13, the first flange 88 and stand tube 13 Front end offset；First conductive terminal 31 is slidably mounted in the second insulation sleeve 86 from the front end of the second insulation sleeve 86, and first The cup head 36 of conductive terminal 31 is exposed to outside stand tube 13；Helical spring 87 is mounted in the second insulation sleeve 86, helical spring 86 both ends are abutted with the first conductive terminal 31 and the second flange 89 respectively, are provided with helical spring 87, can make the first conducting end After son 31 is the electrical connection of the first conductive hole 24, a thrust is provided to the first conductive terminal 31, so that the first conductive terminal 31 It is kept in contact, does not power off with hemispheric first conductive hole 24.Stand tube 13 is slidably mounted in the second conductive terminal 40, and first Jackscrew 47 offsets with stand tube 13, and stand tube 13 is fixed in the second conductive terminal 40.

Stand tube 13 slips in order to prevent, it is preferable that is provided in the region opposite with the first top wire hole 46 of stand tube 13 Limiting slot 15, after stand tube 13 is slidably mounted in the second conductive terminal 40, the first jackscrew 47 is supported in limiting slot 15, to prevent Only stand tube 13 slips in the second conductive terminal 40.

The part that stand tube 13 is mounted in the second conductive terminal in order to prevent is too long, further, the second conductive terminal 40 leading inside is provided with positive stop lug boss 49, when stand tube 13 is slidably mounted in the second conductive terminal 40, can prevent The part that stand tube 13 is mounted in the second conductive terminal is too long.

Figure 22, Figure 23 and Figure 24 are please referred to, the outer circumference surface of the second conductive terminal 40 is equipped with spanner card slot 48, spanner card slot 48 close to the rear end of the second conductive terminal 40.Spanner card slot 48 is the outer circumference surface along the second conductive terminal 40 to the second conducting end The annular groove of the centerline depression of son 40, and the groove bottom of the annular groove is oblateness, and the second conductive terminal 40 is being mounted on second When in conductive hole 26, the second conductive terminal 40 can be tightened in the second conductive hole 26 by open-end wrench.

In between the pendent lamp that embodiment seven provides, the first conductive terminal 31 can be with the single for transmitting or conveying positive electricity Conducting wire electrical connection, correspondingly, stand tube 13 can serve as the single condctor for transmitting or conveying negative electricity, alternatively, stand tube 13 It is electrically connected with the single condctor for transmitting or conveying negative electricity.Certainly, the first conductive terminal 31 can also with for transmit or it is defeated The single condctor of negative electricity is sent to be electrically connected；Correspondingly, stand tube 13 can serve as the single condctor for transmitting or conveying positive electricity, or Person, stand tube 13 are electrically connected with the single condctor for transmitting or conveying positive electricity.

You need to add is that in above-described embodiment seven, it can be using following suitable between lamp drum connector 30 and lamp drum 20 Sequence is assembled: first the second conductive terminal 40 being screwed into the second conductive hole 26, and utilizes open-end wrench by the second conducting end Son 40 is tightened；Then, the component including stand tube 13, the second insulation sleeve 86, the first conductive terminal 31 and helical spring 87 is inserted In the inner hole of the second conductive terminal 40, until the first conductive terminal 31 is inserted into and is supported in hemispheric first conductive hole 24 In, finally, screwing the first jackscrew 47, stand tube 13 is fixed in the inner hole of the second conductive terminal 40 by the first jackscrew 47. It is of course also possible to first by the second conductive terminal 40, stand tube 13, the second insulation sleeve 86, the first conductive terminal 31, the first jackscrew 47 It is assembled into a component with helical spring 87, then the second conductive terminal 40 in the component is mounted in the second conductive hole 26, To which the component is assembled in a mounting hole of lamp drum 20.

Embodiment eight

Figure 28 is please referred to, the utility model embodiment eight provides a kind of pendent lamp rack, which is embodiment three With the combining form of embodiment seven, in the pendent lamp rack, the lamp drum connector 30 positioned at 20 top side of lamp drum uses embodiment Structure described in three, other lamps drum connector is using structure described in embodiment seven.Specific structure and connection relationship can be found in Embodiment three and embodiment seven are stated, details are not described herein.

On the basis of above-described embodiment one is to embodiment eight, the utility model embodiment additionally provides a kind of pendent lamp, packet Include pendent lamp rack described in multiple illuminators and above-described embodiment three to embodiment six, wherein illuminator passes through pendent lamp rack In stand tube and lamp drum connect.

Pendent lamp provided in this embodiment is because using with above-described embodiment three, example IV, embodiment five and embodiment six Therefore the pendent lamp rack when installing pendent lamp, do not need to carry out wiring in lamp drum 20, thus the existing skill solved The problem of 20 internal wiring of lamp drum is complicated, time-consuming in art, installs the low efficiency of pendent lamp.In addition, being also less prone to wrong line or contact Bad problem reduces and debugs number and debug time repeatedly, to further improve the efficiency of installation pendent lamp.In addition, User can be designed according to the hobby of oneself, meet different customer personalized demands.

It is described in a progressive manner between each embodiment or embodiment in this specification, each embodiment stresses Be the difference from other embodiments, the same or similar parts in each embodiment cross-reference.In addition, at this In the description of specification, reference term " embodiment ", " some embodiments ", " exemplary embodiment ", " example ", The description of " specific example " or " some examples " etc. means the specific features for combining embodiment or example to describe, structure, material Or feature is contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned term Schematic representation is not necessarily referring to identical embodiment or example.Moreover, description specific features, structure, material or Feature can be combined in any suitable manner in any one or more embodiments or example.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (27)

1. a kind of lamp drum, which is characterized in that the first insulation sphere including the first conductor ball, cladding first conductor ball And the second conductor ball of cladding the first insulation sphere；First conductor ball is equipped with multiple first conductive holes, institute The first insulation sphere is stated equipped with multiple first insulated holes, and multiple first insulated holes and multiple first conductive holes are one by one It is corresponding；Second conductor ball is equipped with multiple second conductive holes, and multiple second conductive holes and multiple described first are absolutely Marginal pore corresponds.

2. lamp according to claim 1 drum, which is characterized in that first conductive hole and second conductive hole are spiral shell Pit, and the aperture of first conductive hole is less than the aperture of second conductive hole.

3. lamp drum according to claim 2, which is characterized in that first insulated hole is stepped hole, the stepped hole court It is less than aperture of the stepped hole towards one end of second conductive hole to the aperture of one end of first conductive hole.

4. lamp drum according to claim 1, which is characterized in that multiple second conductive holes are threaded hole, Duo Gesuo State in the first conductive hole: one of them described first conductive hole is threaded hole, and remaining first conductive hole is hemispherical-shaped aperture.

5. lamp drum according to claim 1, which is characterized in that the lamp drum further includes cladding second conductor ball Second insulation sphere, the second insulation sphere are equipped with multiple second insulated holes, and multiple second insulated holes and multiple institutes State the second conductive hole one-to-one correspondence.

6. lamp according to claim 5 drum, which is characterized in that first conductive hole, first insulated hole and described Second conductive hole is unthreaded hole, and second insulated hole is threaded hole.

7. a kind of pendent lamp rack, which is characterized in that including at least one lamp drum connector and such as any one of claim 1-6 institute The lamp drum stated, the lamp drum connector include the first conductive terminal and the second conductive terminal of mutually insulated, and described first is conductive Terminal is inserted into the first conductive hole of the lamp drum, and is electrically connected with the first conductor ball of lamp drum, described second Conductive terminal is inserted into the second conductive hole of the lamp drum, and is electrically connected with the second conductor ball of lamp drum.

8. pendent lamp rack according to claim 7, which is characterized in that first conductive terminal and second conducting end Son is cylindric electric conductor；

The outer circumference surface of first conductive terminal is equipped with the first external screw thread, be equipped in first conductive hole with described first outside Matched first internal screw thread of screw thread；Be provided in first conductive terminal along first conductive terminal it is axially extending first Wire guide and the first crimping threaded hole radially extended along first conductive terminal, the first crimping threaded hole with it is described First wire guide communicates, and the first crimping screw is provided in the first crimping threaded hole；

The outer circumference surface of second conductive terminal is equipped with the second external screw thread, be equipped in second conductive hole with described second outside Matched second internal screw thread of screw thread；Be provided in second conductive terminal along second conductive terminal it is axially extending second Wire guide and the first threading hole, and the second crimping threaded hole radially extended along second conductive terminal, described first wears String holes runs through the both ends of second conductive terminal, and the second crimping threaded hole is communicated with second wire guide, and described The second crimping screw is provided in second crimping threaded hole；

Insulator is provided between first conductive terminal and second conductive terminal and in first threading hole.

9. pendent lamp rack according to claim 8, which is characterized in that the outer circumference surface of second conductive terminal is equipped with the One annular convex platform, the outer diameter of the first annular boss are greater than the aperture of second conductive hole, the second external screw thread setting On the outer circumference surface of second conductive terminal between the first annular boss and the front end of second conductive terminal.

10. pendent lamp rack according to claim 9, which is characterized in that the first annular boss and second conduction Third external screw thread is provided on the outer circumference surface of second conductive terminal between the rear end of terminal；

The lamp drum connector further includes the first connector sleeve, and the inner hole of first connector sleeve is equipped with and the third external screw thread The third internal screw thread matched.

11. pendent lamp rack according to claim 10, which is characterized in that the side wall of first connector sleeve be equipped with it is described The third crimping threaded hole that the inner hole of first connector sleeve communicates is provided with third crimping screw in the third crimping threaded hole.

12. pendent lamp rack according to claim 11, which is characterized in that the inner hole of first connector sleeve is stepped hole, The stepped hole includes the first hole section, the second hole section and the third hole section that aperture is sequentially reduced, and the third internal screw thread setting exists In first hole section, the third crimping threaded hole is arranged in the side wall of the third hole section.

13. pendent lamp rack according to claim 12, which is characterized in that be provided in the third hole section and the third The first flange bushing that hole section is slidably matched, the first flange bushing are flattened by the third crimping screw in the third hole In section.

14. pendent lamp rack according to claim 7, which is characterized in that lamp drum connector further include the second connector sleeve, Conductive sleeve and the first insulation sleeve, wherein

The rear end of the conductive sleeve from the inner hole that the front end of first insulation sleeve is inserted into first insulation sleeve, and with institute State the first insulation sleeve interference fit；The front end of the conductive sleeve is exposed to outside first insulation sleeve, first conductive terminal It is arranged on the front end outer side face of the conductive sleeve, and is abutted with the hole wall of first conductive hole；

Second connector sleeve is set on first insulation sleeve, and is interference fitted with first insulation sleeve, described second The outer circumference surface of connector sleeve is equipped with the 4th external screw thread, is equipped in the second insulated hole of the lamp drum and matches with the 4th external screw thread The 4th internal screw thread；

The front end of first insulation sleeve is exposed to outside second connector sleeve, and second conductive terminal is arranged described first It on the front end outer side face of insulation sleeve, and is abutted with the hole wall of second conductive hole, and the side wall setting of first insulation sleeve There is the second threading hole of the inner hole and second conductive terminal region that are connected to first insulation sleeve.

15. pendent lamp rack according to claim 14, which is characterized in that first conductive terminal and the second conductive terminal It is electroconductive elastic sheet.

16. pendent lamp rack according to claim 15, which is characterized in that first conductive terminal be by the first elastic slice and The connected V-arrangement electroconductive elastic sheet constituted of second elastic slice, first elastic slice are equipped with the first bending part far from one end of the second elastic slice；Institute The front end outer side face for stating conductive sleeve is provided with the first card slot, and first bending part is connected in first card slot, and described Two elastic slices are directed toward the rear end of the conductive sleeve.

17. pendent lamp rack according to claim 15 or 16, which is characterized in that second conductive terminal is by third bullet Piece and the connected V-arrangement electroconductive elastic sheet constituted of the 4th elastic slice, the third elastic slice are equipped with second far from one end of the 4th elastic slice Bending part, second bending part are directed toward the 4th elastic slice；The front end outer side face of first insulation sleeve is equipped with the second card slot, Second bending part is connected in second card slot, and the 4th elastic slice is directed toward the rear end of first insulation sleeve.

18. pendent lamp rack according to claim 14, which is characterized in that first insulation sleeve is by second connector sleeve The side wall of covering is provided with the 4th crimping threaded hole communicated with the inner hole of first insulation sleeve, the 4th crimping threaded hole Inside it is provided with the 4th crimping screw.

19. pendent lamp rack described in 4 or 18 according to claim 1, which is characterized in that be provided in the middle part of second connector sleeve Second annular convex platform, the outer diameter of second annular convex platform are greater than the aperture of second insulated hole；4th external screw thread is set On the outer circumference surface for setting second connector sleeve between second annular convex platform and the front end of second connector sleeve.

20. pendent lamp rack described in 4 or 18 according to claim 1, which is characterized in that the outer circumference surface of first insulation sleeve is set It is equipped with the third annular convex platform to offset with the rear end of second connector sleeve, the outer diameter of the third annular convex platform is less than described the The outer diameter of two connector sleeves；

The lamp drum connector further includes third connector sleeve and the 4th connector sleeve, and the third connector sleeve is set in described first absolutely Edge is put on, the third connector sleeve between the third annular convex platform and the rear end of first insulation sleeve, and with it is described First insulation sleeve interference fit；The outer circumference surface of the third connector sleeve is provided with the first jump-ring slot, in first jump-ring slot It is provided with the first circlip；

The inner hole of 4th connector sleeve includes the 4th hole section, the 5th hole section, the 6th hole section and the seven apertures in the human head that aperture is sequentially reduced Section, the 4th hole section are set on second connector sleeve in such a way that interference is matched, and the 6th hole section is matched with interference Mode be set on the third connector sleeve, the mistake between first circlip and the 5th hole section and the 6th hole section The face of crossing offsets.

21. pendent lamp rack according to claim 20, which is characterized in that the 4th connector sleeve is provided with and the described 7th The 5th crimping threaded hole that hole section communicates is provided with the 5th crimping screw in the 5th crimping threaded hole.

22. pendent lamp rack according to claim 21, which is characterized in that be provided in the seven apertures in the human head section and the described 7th The second flange bushing that hole section is slidably matched, the second flange bushing are flattened by the 5th crimping screw in the seven apertures in the human head In section.

23. pendent lamp rack according to claim 14, which is characterized in that the lamp drum connector further includes the 5th connector sleeve And stand tube, one end of the stand tube are set on first insulation sleeve from the rear end of first insulation sleeve, and with institute State the first insulation sleeve interference fit；5th connection is set in the stand tube and second connector sleeve, and described the Five connector sleeves are interference fitted with the stand tube and second connector sleeve respectively.

24. pendent lamp rack according to claim 23, which is characterized in that the inner hole of the 5th connector sleeve include aperture according to Octal section, the 9th hole section and the tenth hole section of secondary reduction, the octal section and second connector sleeve are interference fitted；

The outer circumference surface of the stand tube is equipped with the second jump-ring slot, is equipped with the second circlip in second jump-ring slot, and described second Transition face between circlip and the 9th hole section and the tenth hole section engages.

25. pendent lamp rack according to claim 7, which is characterized in that second conductive terminal is cylinder-like structure, institute The side wall for stating cylinder-like structure is equipped with the first top wire hole for communicating with the inner hole of the cylinder-like structure, in first top wire hole Equipped with the first jackscrew；From the front end of second conductive terminal, the outer circumference surface of second conductive terminal be equipped with it is described The matched external screw thread of internal screw thread in second conductive hole；

First conductive terminal is the conductive column that one end has cup head, the cup head of the conductive column and hemispheric first Conductive hole matches, and is provided in the conductive column along the axially extending privates for wearing for single condctor of the conductive column Hole；

The lamp drum connector further includes stand tube, the second insulation sleeve and helical spring, and the front end of second insulation sleeve is equipped with The first flange protruded outward, the rear end of second insulation sleeve are equipped with the second flange inwardly protruded out；

Second insulation sleeve is mounted in stand tube from the front end interference of stand tube, first flange and the stand tube Front end offsets；First conductive terminal is slidably mounted in the second insulation sleeve from the front end of the second insulation sleeve, and described first The cup head of conductive terminal is exposed to outside stand tube；The helical spring is mounted in the second insulation sleeve, the helical spring two End is abutted with first conductive terminal and the second flange respectively；The stand tube is slidably mounted on second conductive terminal In, first jackscrew offsets with the stand tube.

26. pendent lamp rack according to claim 25, which is characterized in that the outer circumference surface of second conductive terminal is equipped with Spanner card slot, the spanner card slot is close to the rear end of second conductive terminal.

27. a kind of pendent lamp, which is characterized in that including multiple illuminators and such as the described in any item pendent lamp branch of claim 7-26 Frame, the illuminator pass through the stand tube and lamp drum connection in the pendent lamp rack.