Christmas bulb

Abstract

The utility model discloses a Christmas bulb, and particularly relates to the technical field of bulbs, the Christmas bulb comprises a bulb shell, an LED lamp is arranged in the bulb shell, a positive pin and a negative pin are fixedly arranged on the bottom surface of the LED lamp, the bottom surface of the LED lamp is respectively parallel to the positive pin and the negative pin, a sealing block is fixedly adhered to the bottom of the bulb shell, and the bottom end of the positive pin and the bottom end of the negative pin both penetrate through the bottom of the sealing block. The positions, close to the LED lamp, of the positive pin and the negative pin are bent to form bent angles. The positions close to the LED lamps are bent to form the bent angles, so that light of the LED lamps is evenly irradiated towards the top of the bulb shell, light shadow is avoided, the two LED lamp wicks in the cavity are connected with the positive pin and the negative pin in parallel, no matter whether the positive pin and the negative pin are externally connected with the positive electrode or the negative electrode of a power supply, one LED lamp wick emits light and irradiates, and the light shadow is avoided. Therefore, the positive electrode and the negative electrode do not need to be distinguished when the Christmas bulb is assembled, the assembling difficulty is greatly reduced, and the productivity of the Christmas bulb is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of light bulbs, in particular to a Christmas light bulb. Background Art

[0002] At present, as people attach more importance to Christmas, they like to set up a whole mesh of fancy Christmas light strings on the roof or wall. When night falls, the Christmas light strings present flickering and moving lights, adding joy to home residents.

[0003] For example, the Christmas LED bulb with the prior art announcement number CN219160158U, this utility model sets the SMD LED in the lamp shell by sealing the lamp shell with Dumet wire. Compared with tungsten wire, the SMD LED is more energy-saving and environmentally friendly, and the lamp shell is made of glass, with better light transmission effect and no plastic aging problem. After the lamp shell and Dumet wire are sealed as one, the bulb can prevent dust and water from entering the SMD LED, and the sealing is better.

[0004] However, the above-mentioned prior art still has the following problems when in use: the LED light is irradiated sideways, so that one side of the bulb has light and the other side has no light, which will produce light and shadow, and the irradiated light is uneven and the aesthetics is insufficient. Based on this, the utility model provides a Christmas bulb without light and shadow and with high assembly capacity. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a Christmas light bulb, which makes the top of the positive pin and the negative pin be bent so that the light of the LED lamp is evenly irradiated along the light-emitting surface at the top of the bulb shell to avoid light shadows, and two LED wicks are arranged in parallel with the positive pin and the negative pin. Regardless of the positive or negative pole in the external power supply of the positive pin and the negative pin, there is an LED wick to emit light, thereby reducing the difficulty of assembly and further improving the production capacity of the Christmas light bulb to solve the problems arising from the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a Christmas light bulb, comprising a bulb shell, an LED lamp is arranged inside the bulb shell, a positive pin and a negative pin are fixedly arranged on the bottom surface of the LED lamp, and the bottom surface of the LED lamp is parallel to the positive pin and the negative pin respectively, a sealing block is fixedly bonded to the bottom of the bulb shell, the bottom ends of the positive pin and the negative pin both pass through the bottom of the sealing block, the positive pin and the negative pin are bent at positions close to the LED lamp to form bending angles, and the LED lamp irradiates toward the top direction of the bulb shell; a cavity is opened inside the LED lamp, and two LED wicks are arranged inside the cavity, and the two LED wicks are connected in parallel and fixed to the positive pin and the negative pin.

[0007] In a preferred embodiment, the bending angles of the positive pin and the negative pin are both 70-85°; the positive pin and the negative pin are symmetrically distributed about the central axis of the LED lamp to avoid short circuit between the positive pin and the negative pin.

[0008] In a preferred embodiment, an annular plug is fixedly provided on the top of the sealing block, and an annular slot matching the annular plug is opened on the outer wall of the bottom end of the bulb shell. The annular plug is inserted in the annular slot to improve the firmness between the sealing block and the bulb shell, and to prevent the annular plug from rotating in the annular slot.

[0009] In a preferred embodiment, limit blocks are fixedly provided on the outer walls on both sides of the annular plug, and limit grooves matched with the limit blocks are opened on the inner walls on both sides of the annular slot. The limit blocks are arranged in the limit grooves, and the limit blocks cooperate with the limit grooves to prevent the annular plug from rotating.

[0010] In a preferred embodiment, a plurality of metal heat-conducting blocks are fixedly passed through the bottom of the sealing block, and the plurality of metal heat-conducting blocks extend into the bulb shell, and the plurality of metal heat-conducting blocks are staggered with the positive pins and the negative pins, so as to conduct the heat in the bulb shell to the outside of the bulb shell, thereby dissipating heat for the LED lamp.

[0011] In a preferred embodiment, an annular groove is provided on the top of the outer wall of the bulb shell, and colored paper is provided in the annular groove. The color of the light can be adjusted by replacing the colored paper.

[0012] In a preferred embodiment, the colored paper is glued in the annular groove to facilitate the replacement of the colored paper.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model sets the top of the positive pin and the negative pin into a bent shape so that the light of the LED lamp is evenly irradiated along the light-emitting surface at the top of the bulb shell to avoid light and shadow, and the two LED wicks in the cavity are arranged in parallel with the positive pin and the negative pin. No matter the positive pin and the negative pin are connected to the positive pole or the negative pole in the external power supply, there is an LED wick to emit light, so there is no need to distinguish between the positive pole and the negative pole when assembling the Christmas bulb, which greatly reduces the difficulty of assembly and thus improves the production capacity of the Christmas bulb.

[0015] 2. The setting of two limit blocks can effectively prevent the sealing block from rotating, thereby ensuring that the LED lamp, positive pin and negative pin remain in the same position. Multiple metal heat-conducting blocks can conduct the heat in the bulb shell and dissipate heat for the LED lamp. The colored paper placed in the annular groove can produce lights of different colors, thereby enhancing the Christmas atmosphere. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a cross-sectional view of the bulb shell of the utility model;

[0018] Figure 3 This is a top view of the sealing block of the utility model;

[0019] Figure 4 This is a cross-sectional view of the bulb shell of the utility model;

[0020] Figure 5 This is a cross-sectional view of the LED lamp of the present utility model;

[0021] Figure 6 This is a schematic diagram of the connection of two LED lamp cores of the utility model.

[0022] The accompanying drawings are marked as follows: 1. bulb shell; 2. LED lamp; 3. positive pin; 4. negative pin; 5. sealing block; 6. cavity; 7. LED wick; 8. annular plug block; 9. annular slot; 10. limit block; 11. limit groove; 12. metal heat conductive block; 13. annular embedding groove; 14. colored paper. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Refer to the instruction manual Figure 1-6 The utility model provides a Christmas light bulb, including a bulb shell 1, wherein an LED lamp 2 is arranged inside the bulb shell 1, a positive pin 3 and a negative pin 4 are fixedly arranged on the bottom surface of the LED lamp 2, and the bottom surface of the LED lamp 2 is parallel to the positive pin 3 and the negative pin 4 respectively, a sealing block 5 is fixedly bonded to the bottom of the bulb shell 1, the bottom ends of the positive pin 3 and the negative pin 4 both pass through the bottom of the sealing block 5, the positive pin 3 and the negative pin 4 are bent at positions close to the LED lamp 2 to form a bending angle A, and the LED lamp 2 irradiates toward the top direction of the bulb shell 1; a cavity 6 is opened inside the LED lamp 2, and two LED wicks 7 are arranged inside the cavity 6, and the two LED wicks 7 are connected in parallel and fixed to the positive pin 3 and the negative pin 4;

[0025] Preferably, the bending angle A of the positive pin 3 and the negative pin 4 is 70-85°, and the positive pin 3 and the negative pin 4 are symmetrically distributed about the central axis of the LED lamp 2 to avoid short circuit between the positive pin 3 and the negative pin 4.

[0026] The positive pin 3 and the negative pin 4 are bent at positions close to the LED lamp 2 to form a bending angle A, and the bending angle A is 70-85 degrees, so that the LED lamp 2 can be supported in an inclined state in the bulb shell 1, and the light-emitting surface of the LED lamp 2 is inclined toward the top of the bulb shell 1, so that the LED lamp 2 is irradiated toward the top of the bulb shell 1, so that the light of the LED lamp 2 is directed toward the top of the bulb shell 1, and then the light of the LED lamp 2 is uniformly irradiated 360 degrees along the light-emitting surface at the top of the bulb shell 1, avoiding the generation of light and shadow when the LED lamp 2 is irradiated, affecting the aesthetics, and two parallel LED wicks 7 are arranged in the cavity 6 in the LED lamp 2, specifically, see the attached Figure 6 , the positive pole of one LED wick 7 is connected to the negative pole of the other LED wick 7, and correspondingly, the negative pole of one LED wick 7 is connected to the positive pole of the other LED wick 7; the two parallel LED wicks 7 are fixed to the positive pin 3 and the negative pin 4, and no matter the positive pole or the negative pole in the external power supply of the positive pin 3 and the negative pin 4, there is an LED wick 7 to emit light, so there is no need to distinguish between the positive pole and the negative pole when assembling the Christmas light bulb, which greatly reduces the difficulty of assembly and thus improves the production capacity of the Christmas light bulb.

[0027] Refer to the instruction manual Figure 1-5 , an annular plug-in block 8 is fixedly provided on the top of the sealing block 5, and an annular slot 9 adapted to the annular plug-in block 8 is provided on the outer wall of the bottom end of the bulb shell 1. The annular plug-in block 8 is inserted in the annular slot 9 to improve the firmness between the sealing block 5 and the bulb shell 1, and in order to prevent the annular plug-in block 8 from rotating in the annular slot 9, limit blocks 10 are fixedly provided on the outer walls on both sides of the annular plug-in block 8, and limit grooves 11 adapted to the limit blocks 10 are provided on the inner walls on both sides of the annular slot 9. The limit blocks 10 are arranged in the limit grooves 11, and the limit blocks 10 cooperate with the limit grooves 11 to prevent the annular plug-in block 8 from rotating;

[0028] Moreover, a plurality of metal heat-conducting blocks 12 are fixedly passed through the bottom of the sealing block 5, and the plurality of metal heat-conducting blocks 12 extend into the bulb shell 1, and the plurality of metal heat-conducting blocks 12 are staggeredly distributed with the positive pins 3 and the negative pins 4, so as to conduct the heat in the bulb shell 1 to the outside of the bulb shell 1, thereby playing a heat dissipation role for the LED lamp 2;

[0029] The top of the outer wall of the bulb shell 1 is provided with an annular groove 13, and colored paper 14 is arranged in the annular groove 13. The color of the light can be adjusted by replacing the colored paper 14. The colored paper 14 is glued in the annular groove 13 by glue, which is convenient for replacing the colored paper 14.

[0030] By setting an annular plug block 8 on the sealing block 5, when the assembler assembles the sealing block 5 and the bulb shell 1, he only needs to align the two limit blocks 10 on the annular plug block 8 with the limit groove 11 and pull it in, and then the sealing block 5 and the bulb shell 1 can be assembled together. The setting of the two limit blocks 10 can effectively prevent the sealing block 5 from rotating, thereby ensuring that the LED lamp 2, the positive pin 3 and the negative pin 4 remain in the same position, and multiple metal heat-conducting blocks 12 are set in the sealing block 5. The multiple metal heat-conducting blocks 12 can quickly conduct the heat in the bulb shell 1 to the outside of the bulb shell 1, thereby realizing the heat dissipation of the LED lamp 2, and colored paper 14 is set on the outer wall of the bulb shell 1, and the colored paper 14 is placed in the annular groove 13 by gluing. When the LED lamp 2 is lit, the light passing through the colored paper 14 can produce lights of different colors, thereby enhancing the Christmas atmosphere.

[0031] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A Christmas light bulb, comprising a light bulb shell (1), characterized in that: An LED lamp (2) is arranged inside the bulb shell (1), a positive pin (3) and a negative pin (4) are fixedly arranged on the bottom surface of the LED lamp (2), and the bottom surface of the LED lamp (2) is parallel to the positive pin (3) and the negative pin (4), respectively; a sealing block (5) is fixedly bonded to the bottom of the bulb shell (1), and the bottom ends of the positive pin (3) and the negative pin (4) both pass through the bottom of the sealing block (5); The positive pin (3) and the negative pin (4) are both bent at positions close to the LED lamp (2) to form a bending angle (A), and the LED lamp (2) irradiates toward the top of the bulb housing (1); A cavity (6) is provided inside the LED lamp (2), and two LED lamp wicks (7) are provided inside the cavity (6). The two LED lamp wicks (7) are connected in parallel and fixed to the positive pin (3) and the negative pin (4).

2. A Christmas light bulb according to claim 1, characterized in that: The bending angles (A) of the positive pin (3) and the negative pin (4) are both 70-85°; and the positive pin (3) and the negative pin (4) are symmetrically distributed about the central axis of the LED lamp (2).

3. A Christmas light bulb according to claim 1, characterized in that: An annular plug-in block (8) is fixedly provided on the top of the sealing block (5); an annular slot (9) adapted to the annular plug-in block (8) is provided on the outer wall of the bottom end of the bulb shell (1); the annular plug-in block (8) is inserted into the annular slot (9) to improve the firmness between the sealing block (5) and the bulb shell (1).

4. A Christmas light bulb according to claim 3, characterized in that: Limit blocks (10) are fixedly provided on the outer walls on both sides of the annular insert block (8), and limit grooves (11) matching the limit blocks (10) are provided on the inner walls on both sides of the annular slot (9), and the limit blocks (10) are arranged in the limit grooves (11) to prevent the annular insert block (8) from rotating.

5. The Christmas light bulb according to claim 1, characterized in that: A plurality of metal heat-conducting blocks (12) are fixedly passed through the bottom of the sealing block (5); the plurality of metal heat-conducting blocks (12) all extend into the bulb shell (1); and the plurality of metal heat-conducting blocks (12) are staggeredly distributed with the positive pins (3) and the negative pins (4) for conducting heat in the bulb shell (1) to the outside of the bulb shell (1).

6. The Christmas light bulb according to claim 1, characterized in that: An annular embedding groove (13) is provided at the top of the outer wall of the bulb shell (1), and a colored paper (14) is arranged in the annular embedding groove (13). The color of the light can be adjusted by replacing the colored paper (14).

7. A Christmas light bulb according to claim 6, characterized in that: The colored paper (14) is glued into the annular embedding groove (13) by glue, so that the colored paper (14) can be easily replaced.

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