CN218480474U

CN218480474U - LED filament lamppost structure and bulb thereof

Info

Publication number: CN218480474U
Application number: CN202222734095.2U
Authority: CN
Inventors: 戴永忠; 包秋霞; 邱爱江
Original assignee: Jiangsu Jiaqiang Lighting Appliance Co ltd
Current assignee: Jiangsu Jiaqiang Lighting Appliance Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-02-14
Anticipated expiration: 2032-10-17

Abstract

The utility model provides a LED filament wick post structure and bulb thereof, including lamp stand and fly leaf, the lamp stand upper end is equipped with the stand, and the lamp stand lower extreme is equipped with the assembly head, and the stand periphery is equipped with a plurality of lamp poles, and the lamp pole upper end can be dismantled with the second branch of establishing in the stand upper end and be connected, and the lamp pole lower extreme can be dismantled with the first branch of establishing at the stand lower extreme and be connected, and the lamp pole is equipped with the locating pin spare with the department of meeting of first branch and second branch. The utility model discloses what distinguish with traditional kind of LED filament lamp stem structure is, each lamp pole centers on in the outside of stand and can dismantle with the stand and be connected, it is convenient to change the maintenance, the branch front end passes through the locating pin spare and cooperates with the lamp pole, the auto-lock structure that sets up in the branch can pop out completely at the locating pin spare and block the lamp pole when, lock locating pin spare position, when guaranteeing that the impact that comes from outside that lamp stem and lamp body received, the locating pin spare can not appear rocking with the cooperation department of branch, light shines stably.

Description

LED filament lamppost structure and bulb thereof

Technical Field

The utility model relates to a lighting apparatus technical field especially relates to a LED filament lamp stem core structure and bulb thereof.

Background

The LED is used as a fourth-generation lighting source, has the advantages of high safety and reliability, low power consumption, high stability, high luminous efficiency, short response time, variable color, high applicability, environmental friendliness and the like, and is widely applied to the field of general lighting lamps such as backlight illumination, medical equipment, automobile illumination and the like.

Common LED filament wick structure is many including solid post, stem, LED filament, LED driver output line and lamp holder, and the stem encircles outside solid post, and the LED filament is connected at the stem both ends, and a plurality of LED lamp pearls have been arranged in the stem outside. For the convenience changes the maintenance to filament wick structure, stem in the part LED lamp, it assembles with the connected mode that the lamp body adoption was opened the dismantlement, common connected mode has the buckle fixed, the upper and lower end at solid post is installed to the mode that adopts elasticity buckle to fix like the both ends of lamp post, because elasticity buckle is in the state of rocking the connection with solid post both ends installing support, when the impact that comes from the outside that the lamp stem received, elasticity buckle is very easily not hard up with the cooperation department of stem just appearing, and then lead to the lamp stem also to appear rocking, influence the illumination experience of lamp body. Therefore, the utility model provides a LED filament wick post structure and bulb thereof is in order to solve the problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a LED filament lamp stem structure and bulb for solve current lamp stem structure, its split type assembly structure, after the assembly is accomplished, when using, like the impact that comes from the outside that the lamp stem received, the elasticity buckle just very easily appears becoming flexible with the cooperation department of stem, influences the shortcoming of the illumination experience of lamp body.

For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: a core column structure of an LED filament lamp comprises a lamp holder and a movable plate, wherein an upright column is arranged at the upper end of the lamp holder, and an assembling head is arranged at the lower end of the lamp holder;

the lamp posts surround the periphery of the upright post, the upper ends of the lamp posts are detachably connected with a second supporting rod arranged at the upper ends of the upright posts, and the lower ends of the lamp posts are detachably connected with a first supporting rod arranged at the lower ends of the upright posts;

t-shaped clamping grooves are formed in the joint of the lamp post and the first supporting rod and the joint of the lamp post and the second supporting rod, the T-shaped clamping grooves are movably matched with positioning pin pieces arranged at one ends, far away from the lamp post, of the first supporting rod and the second supporting rod, and self-locking structures used for locking the positioning pin pieces are arranged in the first supporting rod and the second supporting rod.

The further improvement lies in that: the lamp pole includes the cylinder, and the cylinder is the triangular prism body, and the both sides that the stand was kept away from to the cylinder respectively are equipped with one row of lamp plate.

The further improvement lies in that: the lamp holder is characterized in that one side of the column body, which is close to the upright post, is provided with a joint electrically connected with the plug wire, the joints are arranged at two ends of the column body, and the joints are connected with a control circuit arranged in the lamp holder through the plug wire penetrating into the first supporting rod and the second supporting rod.

The further improvement is that: the locating pin piece comprises a clamping pin, the clamping pin is arranged on two sides of a first supporting rod and a second supporting rod and is in sliding fit with a clamping pin groove formed in two sides of the first supporting rod and the second supporting rod, one end, located in the clamping pin groove, of the clamping pin is connected with a second spring, one end, far away from the clamping pin, of the second spring is fixed on the inner side wall of the clamping pin groove, and one end, located outside the clamping pin groove, of the clamping pin is arranged in the second spring and is buckled with a T-shaped clamping pin groove.

The further improvement lies in that: the outer surface of one end of the clamping pin, which is far away from the second spring, is an arc surface.

The further improvement is that: the auto-lock structure includes the driving lever, and first branch and second branch are arranged in to the driving lever and are kept away from the vallecular cavity that stand one end was seted up, and the vallecular cavity is arranged in the cotter groove and is kept away from one side of cylinder and switches on with two cotter grooves, is equipped with the cotter groove in the vallecular cavity, and the cotter groove face is equipped with two fixed pins towards cylinder one side, and two fixed pins penetrate the cotter groove and cooperate with the locating hole that two bayonet lock outsides were seted up, and the fly leaf is connected with the spacing shifting block of establishing in the first branch and the second branch outside.

The further improvement is that: the limiting shifting block comprises a shifting block arranged on the outer sides of the lamp post and the second supporting rod, one end of the shifting block is connected with a shifting rod, the shifting rod penetrates through a limiting groove formed in the outer sides of the first supporting rod and the second supporting rod and is in sliding fit with the limiting groove, and one end, far away from the shifting block, of the shifting rod extends into the groove cavity and is fixedly connected with the movable plate.

In order to realize the purpose of the utility model, the utility model also provides a LED bulb of being applied to above-mentioned LED filament lamp stem structure.

The utility model has the advantages that: each lamp pole surrounds in the outside of stand and can dismantle with the stand and be connected, and it is convenient to change the maintenance, and the branch front end passes through the locating pin spare and cooperates with the lamp pole, and the auto-lock structure that sets up in the branch can pop out completely at the locating pin spare and block the lamp pole when, locks locating pin spare position, when guaranteeing that the impact that comes from outside that lamp pole core post and lamp body received, and the locating pin spare can not appear rocking with the cooperation department of branch, and light shines stably.

Drawings

Fig. 1 is a structural diagram of the present invention.

Fig. 2 is a structural diagram of the lamp post of the present invention.

Fig. 3 is an enlarged view of a structure shown in fig. 2 according to the present invention.

Fig. 4 is a cross-sectional view of the column of the present invention.

Wherein: 1. a lamp socket; 2. assembling a head; 3. a column; 4. a lamp post; 41. a cylinder; 42. a lamp panel; 5. a first support bar; 6. a second support bar; 7. plugging a wire; 8. a joint; 9. shifting blocks; 10. a T-shaped clamping groove; 12. a deflector rod; 13. a movable plate; 14. a first spring; 15. a fixing pin; 16. a bayonet lock; 17. positioning holes; 18. a latch slot; 19. a second spring.

Detailed Description

In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.

As shown in fig. 1, 2, 3, and 4, the present embodiment provides an LED filament core column structure, including a lamp holder 1 and a movable plate 13, wherein an upright column 3 is disposed at an upper end of the lamp holder 1, and an assembling head 2 is disposed at a lower end of the lamp holder 1;

the lamp posts 4 surround the periphery of the upright post 3, the upper ends of the lamp posts 4 are detachably connected with a second support rod 6 arranged at the upper end of the upright post 3, and the lower ends of the lamp posts 4 are detachably connected with a first support rod 5 arranged at the lower end of the upright post 3; the lamp posts 4 surround the outer side of the upright post 3, and equal distance intervals are reserved between every two lamp posts 4 to ensure that light is uniformly dispersed. The lamppost 4 can be dismantled with stand 3 and be connected, and when one of them lamppost 4 broke down, the staff can change the lamppost 4 of trouble through opening the outside lamp shade of lamppost post, does not influence other lampposts 4 normal use.

T-shaped clamping grooves 10 are formed in the joint of the lamp post 4 and the first supporting rod 5 and the joint of the lamp post 4 and the second supporting rod 6, the T-shaped clamping grooves 10 are movably matched with positioning pin pieces arranged at the ends, far away from the stand column 3, of the first supporting rod 5 and the second supporting rod 6, and self-locking structures used for locking the positioning pin pieces are arranged in the first supporting rod 5 and the second supporting rod 6. Because the both ends of lamp pole 4 adopt the fixed mode of elasticity buckle to install the upper and lower extreme at stand 3, locating pin spare and T shape draw-in groove 10 are in clearance fit, are in swing joint's state with first branch 5 and second branch 6. Therefore, when the lamppost is impacted from the outside, the matching position of the positioning pin piece and the first supporting rod 5 and the second supporting rod 6 is easy to loose, so that the lamppost 4 is easy to shake, and the lighting experience of the lamp body is influenced. Therefore, a self-locking structure is required to further position the positioning pin.

Specifically, the lamp post 4 includes a column 41, the column 41 is a triangular prism, and two sides of the column 41 away from the column 3 are respectively provided with a row of lamp panels 42. The cylinder 41 is the triangular prism, and the lamp plate 42 that is located on the cylinder 41 is laid in cylinder 41 one side outwards, and the benefit of so setting lies in that the light source can shine to the outside from a plurality of angles, provides more comprehensive illumination for the user.

More specifically, the side of the column 41 close to the column 3 is provided with connectors 8 electrically connected to the plug wires 7, the connectors 8 are provided at both ends of the column 41, and the connectors 8 are connected to the control circuit provided in the lamp holder 1 through the plug wires 7 penetrating into the first support 5 and the second support 6. Two pairs of plug wires 7 respectively penetrate out of two ends of the upright post 3 and are electrically connected with the plug wires 7 arranged on the outer side of the cylinder 41 along the second support rod 6, the plug wires 7 are matched with the joints 8 in a clamping mode, when the cylinder 41 with a fault needs to be replaced, the positioning pin parts at two ends of the cylinder 41 are unfastened, and then the plug wires 7 are pulled out of the joints 8.

Specifically, the locating pin piece includes bayonet lock 16, bayonet lock 16 arrange in the both sides of first branch 5 and second branch 6 and with the bayonet lock groove 18 sliding fit that first branch 5 and second branch 6 both sides were seted up, the one end that bayonet lock 16 is located bayonet lock groove 18 is connected with second spring 19, the one end that second spring 19 kept away from bayonet lock 16 is fixed at the inside wall of bayonet lock groove 18, the one end that bayonet lock 16 is located outside bayonet lock groove 18 is arranged in second spring 19 and is buckled with T shape draw-in groove 10 mutually. During the assembly, push the T shape draw-in groove 10 that the cylinder 41 outside was seted up with first branch 5 and second branch 6 one end of keeping away from stand 3 in, bayonet lock 16 can be in the shrink of T shape draw-in groove 10 notch department, and pushed into in the cotter way 18 by T shape draw-in groove 10, after first branch 5 supports in T shape draw-in groove 10 completely with second branch 6, shrink two bayonet locks 16 in cotter way 18, can pop out from the cotter way 18 under second spring 19's effect, and then block cylinder 41, current position to cylinder 41 fixes.

In the preferred embodiment, the outer surface of the bayonet 16 at the end remote from the second spring 19 is a circular arc. The benefit that so sets up lies in pushing T shape draw-in groove 10 with first branch 5 and 6 front ends of second branch, when making bayonet lock 16 detain or deviate from in T shape draw-in groove 10, T shape draw-in groove 10 can push bayonet lock 16 along the circular arc face in the bayonet lock 16 outside, bayonet lock 16 can not appear blocking when the plug.

Specifically, the auto-lock structure includes driving lever 12, driving lever 12 is arranged in first branch 5 and second branch 6 and is kept away from the vallecular cavity that 3 one end of stand was seted up, the vallecular cavity is arranged in one side that bayonet lock groove 18 kept away from cylinder 41 and is switched on with two bayonet lock grooves 18, the vallecular cavity is equipped with bayonet lock groove 18, bayonet lock groove 18 is equipped with two fixed pins 15 towards cylinder 41 one side, two fixed pins 15 penetrate in bayonet lock groove 18 and cooperate with the locating hole 17 that two bayonet locks 16 outside were seted up, fly leaf 13 is connected with the spacing shifting block of establishing in the first branch 5 and the 6 outside of second branch. When bayonet 16 detains completely in T shape draw-in groove 10, set up the locating hole 17 in the bayonet 16 outside and can shift to the position corresponding with fixed pin 15, the staff can stir the fly leaf 13 through the outer spacing shifting block of first branch 5 and second branch 6, the fly leaf 13 pushes in fixed pin 15 and penetrates two bayonet 16 in, locks two bayonet 16 current position, guarantees that bayonet 16 is carrying out spacing when to cylinder 41, and the cylinder 41 can not appear rocking.

More specifically, the limiting shifting block comprises a shifting block 9 arranged on the outer sides of the lamp post 4 and the second supporting rod 6, one end of the shifting block 9 is connected with a shifting rod 12, the shifting rod 12 penetrates through a limiting groove formed in the outer sides of the first supporting rod 5 and the second supporting rod 6 and is in sliding fit with the limiting groove, and one end, far away from the shifting block 9, of the shifting rod 12 extends into the groove cavity and is fixedly connected with the movable plate 13. When the buckling state between the lamp post 4 and the first and second support rods 5 and 6 is released, the shifting block 9 is shifted from the outer sides of the first and second support rods 5 and 6, and the shifting rod 12 can limit the position of the movable plate 13 through the matching with the limiting groove, so that the movable plate 13 can horizontally move.

In a preferred embodiment, two first springs 14 are disposed on a side of the movable plate 13 away from the fixing pin 15, the two first springs 14 correspond to the two fixing pins 15, and one end of the first spring 14 away from the movable plate 13 is fixedly connected to the cavity wall of the slot. The first spring 14 disposed in the cavity, which has the same function as the second spring 19, is used for elastically supporting the movable plate 13, when the positioning hole 17 formed in the locking pin 16 is shifted to a position corresponding to the fixing pin 15, the first spring 14 pushes the movable plate 13, and the movable plate 13 penetrates into the positioning hole 17, so as to perform limit locking on the locking pin 16, and the first spring 14 supports the fixing pin 15 to rebound after being pulled out from the positioning hole 17.

In addition, in another embodiment, an LED bulb is further provided, and the LED bulb is applied to the LED filament lamp stem structure.

This LED filament wick post structure, it is to some extent different with traditional wick post structure, each wick post 4 can be dismantled in the outside of stand 3 and pass through the mode that elastic buckle is fixed with stand 3 and be connected, it is convenient to change the maintenance, first branch 5 and 6 front ends of second branch pass through locating pin spare and the cooperation of wick post 4, the auto-lock structure that sets up in first branch 5 and the 6 second branch, can pop out completely at locating pin spare and block T shape draw-in groove 10 when, lock locating pin spare current position, when guaranteeing that wick post and lamp body receive from outside impact, locating pin spare can not appear becoming flexible with the cooperation department of first branch 5 and second branch 6 yet, light shines stably.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a LED filament lamp stem core structure, includes lamp stand (1) and fly leaf (13), lamp stand (1) upper end is equipped with stand (3), lamp stand (1) lower extreme is equipped with assembly head (2), its characterized in that still includes:

the lamp posts (4) surround the periphery of the upright post (3), the upper ends of the lamp posts (4) are detachably connected with a second supporting rod (6) arranged at the upper end of the upright post (3), and the lower ends of the lamp posts (4) are detachably connected with a first supporting rod (5) arranged at the lower end of the upright post (3);

there are T shape draw-in groove (10), T shape draw-in groove (10) with establish and keep away from the locating pin spare clearance fit of stand (3) one end at first branch (5) and second branch (6), be equipped with in first branch (5) and second branch (6) and be used for carrying out the auto-lock structure of locking to locating pin spare.

2. The LED filament stem structure of claim 1, wherein: lamp pole (4) are including cylinder (41), cylinder (41) are triangular prism, the both sides that stand (3) were kept away from in cylinder (41) respectively are equipped with one row of lamp plate (42).

3. The LED filament stem structure of claim 2, wherein: one side of the column body (41) close to the upright post (3) is provided with a joint (8) electrically connected with the plug wire (7), the joints (8) are arranged at two ends of the column body (41), and the joints (8) are connected with a control circuit arranged in the lamp holder (1) through the plug wire (7) penetrating into the first supporting rod (5) and the second supporting rod (6).

4. The LED filament stem structure of claim 2, wherein: the locating pin piece comprises a clamping pin (16), the clamping pin (16) is arranged on two sides of the first supporting rod (5) and the second supporting rod (6) and is in sliding fit with a clamping pin groove (18) formed in two sides of the first supporting rod (5) and the second supporting rod (6), one end, located in the clamping pin groove (18), of the clamping pin (16) is connected with a second spring (19), one end, far away from the clamping pin (16), of the second spring (19) is fixed on the inner side wall of the clamping pin groove (18), one end, located outside the clamping pin groove (18), of the clamping pin (16) is arranged in the second spring (19) and is buckled with the T-shaped clamping groove (10).

5. The LED filament stem structure of claim 4, wherein: the outer surface of one end of the bayonet lock (16) far away from the second spring (19) is a circular arc surface.

6. The LED filament stem structure of claim 4, wherein: self-locking structure includes driving lever (12), driving lever (12) are arranged in first branch (5) and second branch (6) and are kept away from the vallecular cavity that stand (3) one end was seted up, the vallecular cavity is arranged in one side that cylinder (41) were kept away from in cotter groove (18) and with two cotter groove (18) switch on, be equipped with cotter groove (18) in the vallecular cavity, cotter groove (18) face is equipped with two fixed pins (15) towards cylinder (41) one side, two fixed pin (15) penetrate in cotter groove (18) and with two locating hole (17) that bayonet lock (16) outside was seted up cooperate, fly leaf (13) are connected with the spacing shifting block of establishing in first branch (5) and second branch (6) outside.

7. The LED filament stem structure of claim 6, wherein: spacing shifting block is including establishing shifting block (9) in lamp pole (4) and second branch (6) outside, shifting block (9) one end is connected with driving lever (12), driving lever (12) pass first branch (5) and second branch (6) the outside spacing groove seted up and with spacing groove sliding fit, driving lever (12) are kept away from shifting block (9) one end and are extended to the cell cavity and with fly leaf (13) fixed connection.

8. An LED bulb, its characterized in that: the LED filament lamp stem structure applied to any one of claims 1-7.