阅读说明：本技术 灯头直连电源总线的并接式灯串及其制作方法 (Parallel connection type lamp string with lamp holder directly connected with power bus and manufacturing method thereof ) 是由 不公告发明人 于 2021-07-16 设计创作，主要内容包括：本发明提供了一种装配底座的过程就将电源总线同灯电连接在一起的灯头直连电源总线的并接式灯串及灯头直连电源总线的并接式灯串的制作方法,解决了现有的并接灯串装配时灯时工艺步骤多且结构紧凑性差的问题。灯头直连电源总线的并接式灯串包括电源总线和并连连接在电源总线上的至少2个以上的灯,电源总线包括两根导线和绝缘套,灯包括灯泡和灯座,灯座包括灯座杯和灯座盖,灯座杯设有同灯泡的电源引入部连接在一起的导电柱,导电柱设有刺入绝缘套内同导线抵接在一起的导电刺头；灯头直连电源总线的并接式灯串的制作方法为将灯头逐一连接到电源总线上。(The invention provides a parallel-connection type lamp string with a lamp holder directly connected with a power bus and a lamp holder directly connected with the power bus, which are electrically connected together in the process of assembling a base, and a manufacturing method of the parallel-connection type lamp string with the lamp holder directly connected with the power bus, and solves the problems of multiple process steps and poor structure compactness when the existing parallel-connection lamp string is assembled. The parallel lamp string with the lamp holder directly connected with the power supply bus comprises the power supply bus and at least more than 2 lamps which are connected to the power supply bus in parallel, the power supply bus comprises two conducting wires and an insulating sleeve, each lamp comprises a bulb and a lamp holder, each lamp holder comprises a lamp holder cup and a lamp holder cover, each lamp holder cup is provided with a conducting post connected with a power supply leading-in part of each bulb, and each conducting post is provided with a conducting bayonet which penetrates into the insulating sleeve and is abutted to the conducting wires; the method for manufacturing the parallel light string with the lamp holder directly connected with the power bus is to connect the lamp holders to the power bus one by one.)

1. A parallel connection type lamp string with a lamp holder directly connected with a power bus comprises the power bus with a double parallel structure and at least more than 2 lamps connected to the power bus in parallel, wherein the power bus comprises two conducting wires made of two conductors and an insulating sleeve wrapping the two conducting wires to insulate and separate the two conducting wires, each lamp comprises a bulb and a lamp holder, each lamp holder comprises a lamp holder cup with an insulating structure and a lamp holder cover with an insulating structure, each lamp holder cup is provided with two conducting posts, each bulb is provided with two power supply leading-in parts electrically connected with the two conducting posts in a one-to-one correspondence manner, the lamp string is characterized in that each conducting post is provided with a conducting bayonet, each conducting post penetrates into the corresponding insulating sleeve through the conducting bayonet and is connected with the power bus in a butt joint manner with the conducting wires, and the conducting bayonet is sleeved with a sliding sleeve for preventing the conducting bayonet from being bent when penetrating into the insulating sleeve, the sliding sleeve can be telescopically arranged in the sliding hole on the end face of the lamp holder cup in a penetrating manner, the sliding sleeve is of an insulating structure, a sliding sleeve reset spring for driving the sliding sleeve to extend out of the sliding hole is arranged in the sliding hole, and the lamp holder cover is connected to the lamp holder cup to cover the conductive needle; the lamp cap cup and the lamp cap cover are connected together through bolts.

2. A parallel light string according to claim 1 wherein the end of the sleeve remote from the slide opening is provided with an insulating rubber ring extending circumferentially along the sleeve, the insulating rubber ring extending beyond the end face of the sleeve, the insulating rubber ring extending beyond the end of the conductive bayonet at the end of the conductive bayonet that pierces the conductive wire when the conductive wire is disengaged from the conductive bayonet.

3. A parallel lamp string according to claim 1 or claim 2, wherein the base cover and base cup enclose a water-tight chamber which prevents ingress of liquid falling from above downwards when the base cover is positioned directly above the base.

4. A parallel lamp string according to claim 1 or claim 2, wherein a protruding section is provided at one end of the lamp base cup, the conductive bayonet is provided on an end face of the protruding section, a support ring is formed between the lamp base cup and the protruding section, the lamp base cover is fitted over the protruding section, and an adjustment gap is provided between an end face of an open end of the lamp base cover and the support protruding ring.

5. A parallel lamp string with a lamp holder directly connected with a power supply bus according to claim 4, wherein two opposite wire passing notches are formed in one end, facing a lamp holder cup, of the lamp holder cover, two power supply buses penetrate into the lamp holder cover from one wire passing notch and then penetrate out of the other wire passing notch, an inverted U-shaped elastic sealing gasket is arranged in each wire passing notch, an elastic sealing ring sleeved on the protruding section is supported on the supporting ring, the elastic sealing ring is filled in the adjusting gap to hermetically connect the end face of the opening end of the lamp holder cover and the supporting ring, and the elastic sealing ring is sealed at the opening end of the elastic sealing gasket to be matched with the elastic sealing gasket to hermetically connect the power supply buses and the wire passing notches.

6. A parallel lamp string according to claim 4, wherein said power bus has an inverted U-shaped bent section in the cap of the lamp cap, said protruding section is inserted into said bent section, two ends of said bent section are connected to two portions of said two wire through grooves in a one-to-one correspondence, and said conductive bur head is connected to said bent section.

7. A parallel light string according to claim 4 characterised in that the end faces of the protruding sections are flat or convex.

8. A parallel lamp string with lamp holder directly connected to power bus as claimed in claim 1 or 2, wherein the lamp base cup has a through hole at one end connected to the lamp bulb and penetrating to the other end of the lamp base cup, the lamp base cover has a threaded hole therein, and the bolt passes through the through hole and is screwed into the threaded hole to fix the lamp base cup and the lamp base cover together.

9. The parallel lamp string with the lamp holder directly connected with the power bus as claimed in claim 1 or 2, wherein one end of the shell of the insulating lamp holder connected with the lamp bulb is hermetically connected with an insulating rubber sleeve, the lamp bulb comprises a light-transmitting lamp shade, a light-transmitting bulb shell capable of being inserted into the lamp shade in a pulling-out manner, a lamp holder connected with the open end of the bulb shell and a luminous body located in the bulb shell and connected with the lamp holder, the open end of the lamp shade is connected into a lamp holder cup in a threaded manner, the insulating rubber sleeve is hermetically sleeved on the lamp shade and hermetically connected with the lamp holder, the two power lead-in parts are two conductive pins arranged on the lamp holder, the conductive pins are provided with conductive jacks, and the two conductive pins are correspondingly inserted into the conductive jacks of the two conductive pins one by one so as to realize the electrical connection of the lamp bulb and the lamp holder.

10. A method of manufacturing a parallel light string adapted to the lamp head-connected power bus of the parallel light string of the lamp head-connected power bus of claim 1, wherein the specific process of connecting the lamps to the power bus one by one comprises: the lamp base cup and the lamp base cover are positioned at two radial sides of the power bus, the bolt is rotated to enable the lamp base cup and the lamp base cover to be closed and fixed together, the power bus is clamped when the lamp base cup and the lamp base cover are closed, the conductive stabs are driven to pierce into the insulating sleeve and abut against the conducting wires one by one, and the bulb is connected to the lamp base cup.

Technical Field

The invention relates to the technical field of illumination, in particular to a parallel-connection type lamp string with a lamp holder directly connected with a power bus and a manufacturing method of the parallel-connection type lamp string with the lamp holder directly connected with the power bus.

Background

The basic structure of the light string comprises a power supply bus and a plurality of lamps connected to the power supply bus, wherein some lamps are connected in series (called series light string) and some lamps are connected in parallel (called parallel light string or parallel light string). The basic structure of the lamp comprises a bulb and a lamp holder, wherein the bulb is provided with a lamp cap, and the lamp cap is connected with the lamp holder in a screw or bayonet or plug-in mode. The lamp holder in the parallel connection type lamp string is connected with a power branch line, after the lamp is assembled, a notch is formed in the power bus, then the power bus and the power bus are connected together to supply power to the lamp, and when the lamp is used, the power bus and the power bus are connected together to light the lamp. Therefore, the connection compactness between the lamps and the power bus in the prior parallel-connection type lamp string is poor, the process steps are more when the lamps are assembled, and the lamps are inconvenient to replace.

Disclosure of Invention

The invention provides a parallel-connection type lamp string with a lamp holder directly connected with a power bus and a lamp holder directly connected with the power bus, which are electrically connected together in the process of assembling a base, and a manufacturing method of the parallel-connection type lamp string with the lamp holder directly connected with the power bus, and solves the problems of multiple process steps and poor structure compactness when the existing parallel-connection lamp string is assembled.

The technical problem is solved by the following technical scheme: a parallel connection type lamp string with a lamp holder directly connected with a power bus comprises the power bus with a double parallel structure and at least more than 2 lamps connected to the power bus in parallel, wherein the power bus comprises two conducting wires made of two conductors and an insulating sleeve wrapping the two conducting wires to insulate and separate the two conducting wires, each lamp comprises a bulb and a lamp holder, each lamp holder comprises a lamp holder cup with an insulating structure and a lamp holder cover with an insulating structure, each lamp holder cup is provided with two conducting posts, each bulb is provided with two power supply leading-in parts electrically connected with the two conducting posts in a one-to-one correspondence manner, the lamp string is characterized in that each conducting post is provided with a conducting bayonet, each conducting post penetrates into the corresponding insulating sleeve through the conducting bayonet and is connected with the power bus in a butt joint manner with the conducting wires, and the conducting bayonet is sleeved with a sliding sleeve for preventing the conducting bayonet from being bent when penetrating into the insulating sleeve, the sliding sleeve can be telescopically arranged in the sliding hole on the end face of the lamp holder cup in a penetrating manner, the sliding sleeve is of an insulating structure, a sliding sleeve reset spring for driving the sliding sleeve to extend out of the sliding hole is arranged in the sliding hole, and the lamp holder cover is connected to the lamp holder cup to cover the conductive needle; the lamp cap cup and the lamp cap cover are connected together through bolts. According to the technical scheme, the two parts of the lamp holder are screwed up through the bolts, the conductive stabs are pierced to enable the power bus to be electrically connected with the lamp holder, the process steps during assembly are few, convenience during lamp assembly and processing is improved, power branch lines are omitted, and structural compactness is improved. The sliding sleeve is arranged, so that the conductive pricking head can be prevented from being bent to cause the conductive pricking head not to be reliably pricked. The sliding sleeve is of an insulating structure, the short circuit ignition phenomenon of the part of the bayonet exposed between the lamp holder cup and the lamp holder cover after assembly can be avoided, otherwise, the part of the conductive bayonet extending out of the lamp holder cup is required to be completely inserted into the insulating sleeve in order to avoid ignition, the requirement on the reinforcing precision is very high, and the cost can be greatly increased.

Preferably, the end, far away from the slide opening, of the sliding sleeve is provided with an insulating rubber ring extending along the circumferential direction of the sliding sleeve, the insulating rubber ring exceeds the end face of the sliding sleeve, and when the conducting wire is separated from the conducting puncture head, the insulating rubber ring exceeds the end part, penetrating into one end of the conducting wire, of the conducting puncture head. Although the power bus is circular, the conductive bayonet can be reliably insulated and wrapped when the conductive bayonet just pierces the lead and the insulating sleeve deforms very little so as to avoid ignition caused by insufficient insulation.

Preferably, the lamp holder cover and the lamp holder cup enclose a waterproof cavity which can prevent liquid falling from top to bottom from entering when the lamp holder cover is positioned right above the lamp holder. When the lamp holder is used outdoors, the insulating lamp holder shell is used in a state that the lamp holder cover is positioned above the lamp holder cup, and water resistance can be conveniently realized.

Preferably, a protruding section is arranged at one end of the lamp holder cup, the conductive bayonet is arranged on the end face of the protruding section, a support ring is formed between the lamp holder cup and the protruding section, the lamp holder cover is sleeved on the protruding section, and an adjusting gap is arranged between the end face of the opening end of the lamp holder cover and the support protruding ring. When the size change of the power bus can be received, the conductive stabs can be penetrated to be connected with the conducting wires.

Preferably, one end of the lamp holder cover facing the lamp holder cup is provided with two opposite wire passing groove openings, two power buses penetrate into the lamp holder cover from one wire passing groove opening and then penetrate out from the other wire passing groove opening, an inverted U-shaped elastic sealing gasket is arranged in each wire passing groove opening, an elastic sealing ring sleeved on the protruding section is supported on the supporting ring and filled with the adjusting gap, the end face of the opening end of the lamp holder cover is connected with the supporting ring in a sealing mode, and the elastic sealing ring is sealed at the opening end of the elastic sealing gasket and matched with the elastic sealing gasket to connect the power buses with the wire passing groove openings in a sealing mode. When a plurality of bases are arranged on one power bus (namely the parallel connection of the lamps), the threading action is not needed, but the lamp holder cup and the lamp holder cover clamp the power bus, so that the connection with the power bus can be completed, and the convenience in replacement during use is further improved.

Preferably, the power bus is provided with a bending section which is positioned in the lamp cap cover and is in the shape of an inverted U, the protruding section is arranged in the bending section in a penetrating mode, two ends of the bending section are correspondingly and correspondingly connected with two parts in the wire passing groove openings in a guiding mode, and the conductive stabs are connected to the bending section. Can be so that the lamp stand is located the waterproof effect of mode when the below is located to the top bulb and uses, lead to electrically conductive thorn to damage and lead to the electrical apparatus contact when can avoiding dragging power bus.

Preferably, the end face of the convex section is a plane or a convex surface. Can be so that the lamp stand is located the mode that the top bulb is located the below and waterproof effect when using.

Preferably, a through hole penetrating to the other end of the lamp holder cup is formed in one end, connected with the bulb, of the lamp holder cup, a threaded hole is formed in the lamp holder cover, and the bolt penetrates through the through hole and is in threaded connection with the threaded hole to fix the lamp holder cup and the lamp holder cover together. The waterproof difficulty increase caused by the arrangement of the bolts can be avoided.

Preferably, one end of the insulating lamp holder shell connected with the bulb is hermetically connected with an insulating rubber sleeve, the bulb comprises a light-transmitting lampshade, a light-transmitting bulb shell which can be inserted into the lampshade in a pulling-out mode, a lamp holder connected to the open end of the bulb shell and a luminous body which is located in the bulb shell and connected to the lamp holder, the open end of the lampshade is in a lamp holder cup in a threaded mode, the insulating rubber sleeve is hermetically sleeved on the lamp holder and hermetically connected with the lamp holder, the two power supply leading-in parts are two conductive pins arranged on the lamp holder, the conductive pins are provided with conductive jacks, and the two conductive pins are correspondingly inserted into the conductive jacks of the two conductive pins one by one, so that the bulb is electrically connected with the lamp holder. The integral insulation and waterproof performance of the lamp can be improved, and the electrical safety is better when the lamp is used.

A method for manufacturing a parallel-connection type lamp string with a lamp holder directly connected with a power bus is characterized in that lamps are connected to the power bus one by one, and the specific process of connecting the lamps to the power bus is as follows: the lamp base cup and the lamp base cover are positioned at two radial sides of the power bus, the bolt is rotated to enable the lamp base cup and the lamp base cover to be closed and fixed together, the power bus is clamped when the lamp base cup and the lamp base cover are closed, the conductive stabs are driven to pierce into the insulating sleeve and abut against the conducting wires one by one, and the bulb is connected to the lamp base cup.

The invention has the following advantages: the connection between the lamp holder and the power bus is realized through a piercing mode, the wiring is convenient, and a power branch line can be omitted; the exposed part of the lead wire caused by the wiring of the lamp holder is small, so that the insulation is convenient; the exposed part of the conductive puncture head can be reliably insulated, and the conductive puncture head is not easy to bend and deform and cause poor electrical contact in the puncturing process and the pulling process.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic right view of a lamp according to the present invention;

FIG. 3 is a schematic cross-sectional view taken along line D-D of FIG. 2;

FIG. 4 is a schematic cross-sectional view of another angle of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is a schematic enlarged view of a portion of FIG. 5 at B;

fig. 7 is a partially enlarged schematic view at C of fig. 6.

In the figure: the lamp comprises a power bus 1, an elastic sealing gasket 2, a lampshade 3, a bulb shell 4, a lamp holder 5, a luminous body 6, a power lead-in part 7, a lamp holder cup 8, a lamp holder cover 9, a conductive column 10, an insulating rubber sleeve 11, a conductive jack 12, a lead 13, an insulating sleeve 14, a conductive bayonet 15, a sliding sleeve 16, a sliding hole 17, a sliding sleeve reset spring 18, a bolt 19, an insulating rubber ring 20, a waterproof cavity 21, a protruding section 22, an end face 23 of the protruding section, an adjusting gap 24, a wire passing notch 25, an elastic sealing ring 26, a bending section 27, a threaded hole 28, an external threaded section 29 and a lamp 30.

Detailed Description

The invention is further described with reference to the following figures and examples.

Referring to fig. 1 to 7, a parallel light string with lamp holders directly connected to a power bus comprises a power bus 1 and at least more than 2 lamps 30 connected to the power bus in parallel. The power bus comprises a conductor 13 formed of two conductors and an insulating sheath 14 surrounding the two conductors to insulate the two conductors. The lamp comprises a bulb and a lamp holder. The lamp holder includes an insulative holder housing. The bulb comprises a light-transmitting lampshade 3, a light-transmitting bulb shell 4 which can be pulled out and arranged in the lampshade in a penetrating way, a lamp holder 5 connected to the opening end of the bulb shell and a luminous body 6 which is positioned in the bulb shell and connected to the lamp holder. The light emitting body may be a conventional light emitting structure such as an LED or a tungsten filament. The open end of the lampshade is provided with an external thread section 29. Two power lead-ins 7 are provided on the lamp cap. The power supply lead-in part is two conductive pins arranged on the lamp holder. The insulating base housing comprises a base cup 8 and a base cover 9. The base cup is provided with two conductive posts 10 for connection with two power lead-ins of the bulb. One end of the lamp holder cup is provided with an internal thread section and is hermetically connected with an insulating rubber sleeve 11. The external thread section is in threaded connection with the lamp shade and the lamp holder in the internal thread section, and the insulating rubber sleeve is arranged on the lamp shade in a sealing mode. The conductive columns are provided with conductive jacks 12, and the two conductive pins are correspondingly inserted into the conductive jacks of the two conductive columns one by one, so that the electric connection between the bulb and the lamp holder is realized. Two wires are electrically connected with two conductive posts in a one-to-one correspondence, specifically: the other end of the conductive column is provided with a conductive piercing head 15, and the conductive column penetrates into the insulating sleeve through the conductive piercing head and is connected with the power bus by being abutted against with the conducting wire. The conductive bayonet is sleeved with a sliding sleeve 16 which prevents the conductive bayonet from bending when penetrating into the insulating sleeve, the sliding sleeve can be telescopically arranged in a sliding hole 17 on the end face of the lamp holder cup in a penetrating manner, the sliding sleeve is of an insulating structure, and a sliding sleeve reset spring 18 which drives the sliding sleeve to extend out of the sliding hole is arranged in the sliding hole. The lamp base cover is connected to the other end of the lamp base cup to cover the conductive pin; the base cup and the base cap are connected together by two bolts 19, which are conveniently located on either side of the power bus. The end of the sliding sleeve far away from the sliding hole is provided with an insulating rubber ring 20 extending along the circumferential direction of the sliding sleeve, the insulating rubber ring exceeds the end face of the sliding sleeve, and when the conducting wire is disconnected with the conducting puncture head (namely, the conducting puncture head is not connected with the conducting puncture head in a guiding mode and is in a free state), the insulating rubber ring exceeds the end part of the conducting puncture head penetrating into one end of the conducting wire. The lamp base cover and the lamp base cup enclose a waterproof cavity 21 which can prevent liquid falling from top to bottom from entering when the lamp base cover is positioned right above the lamp base. One end of the lamp holder cup is provided with a convex section 22, the conductive bayonet is arranged on the end surface 23 of the convex section, and the end surface of the convex section is a plane or a convex surface. A support ring is formed between the lamp holder cup and the convex section, the lamp holder cover is sleeved on the convex section, and an adjusting gap 24 is arranged between the end face of the opening end of the end holder cover and the support convex ring. The lamp holder lid is equipped with two of subtend setting and crosses line notch 25 towards the one end of lamp holder cup, and two power bus penetrate from a line notch another after in the lamp holder lid cross the line notch and wear out, cross the elastic sealing pad 2 that is equipped with "U" style of calligraphy of falling in the line notch, support on the support ring and establish the elastic sealing ring 26 on protruding section, the elastic sealing ring is filled the adjustment clearance and is in the same place the terminal surface of the open end of base lid with support ring sealing connection, the elastic sealing ring seals at the open end of elastic sealing pad and cooperates elastic sealing pad with power bus with crossing line notch sealing connection together. Power bus is equipped with the section of bending 27 that is located the "U" style of calligraphy of falling of lamp holder lid, and protruding section wears to establish in the section of bending, and the both ends one-to-one ground of the section of bending is located two parts of crossing the wire casing with the direction and links together, and electrically conductive thorn is connected on the section of bending. One end of the lamp holder cup connected with the bulb is provided with a through hole penetrating to the other end of the lamp holder cup. The lamp base cover is internally provided with a threaded hole 28, and a bolt passes through the through hole and then is in threaded connection with the threaded hole to fix the lamp base cup and the lamp base cover together. The bolt is positioned in the space enclosed by the lampshade and the lamp holder.

The invention relates to a method for manufacturing a parallel-connection type lamp string with a lamp holder directly connected with a power supply bus, which comprises the following steps of connecting lamps to the power supply bus one by one: the elastic sealing section is placed in the wire passing grooves, the power bus is aligned with the two wire passing grooves, the power bus is pressed towards the interior of the lamp shade cover to form a bending section, two ends of the bending section enable the power bus to pass through the two wire passing grooves, the elastic sealing ring is sleeved on the protruding section, the bolt penetrates through the through hole and is in threaded connection with the lamp base cup and the lamp base cover in the threaded hole, the bolt is locked to enable the base cover and the lamp base cup to be folded and fixed together, and the conductive bayonet penetrates into the power bus and is electrically connected with the power bus in the secondary process. The conductive pin is inserted into the conductive jack of the conductive column to realize the electric connection between the bulb and the lamp holder, and the lampshade is screwed on the inner thread section of the lamp holder cup.