CN220038376U - Lamp string with electric shock prevention function - Google Patents
Lamp string with electric shock prevention function Download PDFInfo
- Publication number
- CN220038376U CN220038376U CN202321431579.8U CN202321431579U CN220038376U CN 220038376 U CN220038376 U CN 220038376U CN 202321431579 U CN202321431579 U CN 202321431579U CN 220038376 U CN220038376 U CN 220038376U
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- Prior art keywords
- sleeve
- transparent insulating
- insulating sleeve
- wire
- heat dissipation
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- 230000002265 prevention Effects 0.000 title abstract description 8
- 239000011324 bead Substances 0.000 claims abstract description 34
- 230000017525 heat dissipation Effects 0.000 claims abstract description 27
- 239000004065 semiconductor Substances 0.000 claims description 16
- 238000009413 insulation Methods 0.000 claims description 7
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 4
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 239000004945 silicone rubber Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 230000000703 anti-shock Effects 0.000 claims 5
- 239000011049 pearl Substances 0.000 claims 2
- 210000005056 cell body Anatomy 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000003466 welding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000002955 isolation Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a lamp string with an electric shock prevention function, which comprises a transparent insulating sleeve, wherein a wire is arranged at the middle position inside the transparent insulating sleeve, and a plurality of LED lamp beads which are distributed at equal intervals in sequence are arranged at the upper end of the transparent insulating sleeve; further comprises: the insulating layer is arranged on the inner wall of the transparent insulating sleeve and is adhered and fixed with the transparent insulating sleeve; an insulating fill disposed between the insulating layer and the wire; the fixing sleeve is arranged at the lower end of the outside of the LED lamp bead, and a conical sleeve plate is integrally formed on the upper end face of the fixing sleeve; the heat dissipation channel is arranged on the outer ring inside the transparent insulating sleeve, four heat dissipation channels are arranged, and two ends of each heat dissipation channel penetrate through the transparent insulating sleeve, so that the problem that the lamp string is easily subjected to a processing technology and outdoor environment and is easy to generate electric leakage is solved.
Description
Technical Field
The utility model relates to the technical field of light strings, in particular to a light string with an electric shock prevention function.
Background
With the rapid development of social economy, LEDs are increasingly popular as powerful tools for propaganda, advertisement and decoration and beautification, and become an indispensable bright landscape for enterprise identification propaganda and city beautification, and various image propaganda forms such as an outdoor identification system and printed matters increasingly show the irreplaceable functions. The LED lamp string product is widely applied as a high-tech product, the lamp string is made of lamp beads, a circuit board and PVC raw materials, the quality of the lamp string depends on the number of the lamp beads, the color temperature, the brightness and the light emitting angle, the input voltage of the lamp string is generally direct current 12V, the lamp string can be formed by connecting a plurality of groups of LED lamp strings with different bubble numbers in series, and the controller can realize the effects of flickering, chasing and the like.
For example, the Chinese patent issued by CN208634832U, entitled "a light string structure", includes more than two LED lamp beads, pins of the LED lamp beads are connected in series through a single-core wire, a copper core wire diameter of the single-core wire is 0.3-0.4mm, insulating isolation blocks are arranged between the pins, insulating sleeves are wrapped outside the pins, and long slots for embedding the pins are respectively arranged on two sides of the insulating isolation blocks, so that the pins are well positioned, and the product structure is more stable. The single-core wire is welded with the pins, and the welding positions of the single-core wire and the pins are positioned in the long grooves, so that the welding positions of the single-core wire and the pins are protected by the insulating isolation blocks and the insulating sleeves, and the product is more reliable.
In actual use, the prior art is affected by the processing technology of the light string and by outdoor environment, such as the wire and the lead are deviated by welding, the false welding and the tension setting of the welding wire are improper, or the situation of electric leakage is easy to occur due to pulling and collision in use, so that potential safety hazards are generated for surrounding people, the prior requirements are not met, and the light string with the electric shock preventing function is provided.
Disclosure of Invention
The utility model aims to provide a lamp string with an electric shock prevention function, so as to solve the problem that the lamp string provided in the background art is easily subjected to electric leakage due to the processing technology and the influence of outdoor environment.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the light string with the electric shock prevention function comprises a transparent insulating sleeve, wherein a wire is arranged at the middle position inside the transparent insulating sleeve, and a plurality of LED (light emitting diode) lamp beads which are distributed at equal intervals in sequence are arranged at the upper end of the transparent insulating sleeve; further comprises:
the insulating layer is arranged on the inner wall of the transparent insulating sleeve and is adhered and fixed with the transparent insulating sleeve;
an insulating fill disposed between the insulating layer and the wire;
the fixing sleeve is arranged at the lower end of the outside of the LED lamp bead, and a conical sleeve plate is integrally formed on the upper end face of the fixing sleeve;
the heat dissipation channels are arranged on the outer ring inside the transparent insulating sleeve, four heat dissipation channels are arranged, and two ends of each heat dissipation channel penetrate through the transparent insulating sleeve.
Preferably, the LED lamp bead comprises lens cover, mount pad, LED wafer and pin, the LED wafer sets up in the inside of lens cover, and lens cover and mount pad sealing connection, the lower extreme winding of pin is in the outside of wire, and pin and wire welded fastening, fixed cover and mount pad threaded connection.
Preferably, the pin is provided with a pin insulation protective sleeve outside the lead, and one side of the pin insulation protective sleeve is provided with a beam-shrinking sleeve.
Preferably, a plurality of mounting grooves which are distributed at equal intervals in sequence are formed in the inner wall of the upper end of the transparent insulating sleeve, a limiting groove is formed in the upper end of the mounting groove, and a groove body formed by the mounting groove and the limiting groove is clamped with the fixing sleeve and the conical sleeve plate.
Preferably, the transparent insulating sleeve is made of silicone rubber, the insulating layer is made of glass fiber, and the insulating filler is epoxy resin.
Preferably, a fan is installed at one end of the transparent insulating sleeve, a cold guide plate is installed at the other end of the transparent insulating sleeve, a semiconductor electronic refrigerating plate is installed at the bottom of the cold guide plate, and radiating fins are installed at the bottom of the semiconductor electronic refrigerating plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, on the aspect of solving the electric shock prevention problem, the transparent insulating sleeve is made of silicone rubber, has excellent electric insulating function, ageing resistance, chemical stability and oxidation resistance and weather resistance, the insulating layer is adhered to the inner wall of the transparent insulating sleeve, is made of glass fiber, has excellent insulativity, flexibility and elasticity and good dielectric property and chemical resistance, and can protect the inside of a hose, after the LED is assembled with the transparent insulating sleeve, the epoxy resin is filled in the transparent insulating sleeve, so that the electric leakage phenomenon is effectively avoided, the viscosity is low, the permeability is strong, and the lower end of the LED lamp bead and a wire can be rapidly filled in the transparent insulating sleeve; the light string has the advantages of low curing heat release peak value, small curing shrinkage, flame resistance, weather resistance, low-temperature and high-temperature alternating resistance and the like, can prolong the service life of the light string, and can maximally improve the electric shock resistance of the light beads under the cooperation of the transparent insulating sleeve, the insulating layer and the insulating filling, thereby improving the use safety of the light string.
2. According to the LED lamp bead limiting device, the fixing sleeve is arranged outside the LED lamp bead, the conical sleeve plate is arranged above the fixing sleeve, when the LED lamp bead is installed, the LED lamp bead extends from the inside of the transparent insulating sleeve to the outside, limiting of the LED lamp bead can be achieved after the fixing sleeve and the conical sleeve plate enter the installation groove, along with continuous increase of insulating filling inside the transparent insulating sleeve, extrusion force is formed at the bottom of the conical sleeve plate through insulating filling, and therefore the upper end face of the conical sleeve plate is enabled to be attached to the limiting groove more, on one hand, the fixing effect of the LED lamp bead is improved, and on the other hand, the connection tightness of the LED lamp bead and the transparent insulating sleeve is improved.
3. According to the utility model, the heat dissipation channel is arranged, the fan is started, so that negative pressure is kept in the heat dissipation channel, air is continuously supplemented into the heat dissipation channel from the other end of the light string, the epoxy resin has good heat dissipation performance, heat in the lead and the LED lamp beads can be timely discharged, then the heat enters the heat dissipation channel to be rapidly discharged out along with the direction of air flow, if the heat dissipation performance needs to be improved, the semiconductor electronic refrigerating sheet can be started, when direct current passes through a couple formed by connecting two different types of semiconductor materials in series, the heat dissipation and the absorption are respectively realized at the two ends of the couple, a cold end is formed at the upper end face of the semiconductor electronic refrigerating sheet, and the cold quantity contacts with the entering air through the cold conducting sheet, so that the air is cooled, and the aim of further heat dissipation of the light string is achieved.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a perspective view of a connection structure of an LED lamp bead and a wire according to the present utility model;
fig. 4 is an enlarged view of a portion of the area a of fig. 2 in accordance with the present utility model.
In the figure: 1. a transparent insulating sleeve; 2. LED lamp beads; 3. an insulating layer; 4. a wire; 5. insulating filling; 6. a lens cover; 7. a mounting base; 8. an LED wafer; 9. pins; 10. a fixed sleeve; 11. pin insulation protective sleeve; 12. conical sleeve plate; 13. a binding sleeve; 14. a mounting groove; 15. a limit groove; 16. a heat dissipation channel; 17. a fan; 18. a cold guide plate; 19. semiconductor electronic refrigerating sheet; 20. and a heat radiating fin.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the lamp string with the electric shock prevention function comprises a transparent insulating sleeve 1, wherein a lead 4 is arranged at the middle position inside the transparent insulating sleeve 1, and a plurality of LED lamp beads 2 which are distributed at equal intervals in sequence are arranged at the upper end of the transparent insulating sleeve 1; further comprises:
the insulating layer 3 is arranged on the inner wall of the transparent insulating sleeve 1, and the insulating layer 3 is adhered and fixed with the transparent insulating sleeve 1;
an insulating filler 5 disposed between the insulating layer 3 and the wire 4;
the fixed sleeve 10 is arranged at the lower end outside the LED lamp beads 2, and a conical sleeve plate 12 is integrally formed on the upper end surface of the fixed sleeve 10;
and the heat dissipation channels 16 are arranged on the outer ring inside the transparent insulating sleeve 1, four heat dissipation channels 16 are arranged, and two ends of each heat dissipation channel 16 penetrate through the transparent insulating sleeve 1.
When the transparent insulating sleeve 1 is used, the transparent insulating sleeve 1 has excellent electric insulating function, ageing resistance, chemical stability, oxidation resistance and weather resistance, the insulating layer 3 has excellent insulativity, flexibility and elasticity, and good dielectric property and chemical resistance, the protection of the inside of a hose is realized, after the LED lamp beads 2 are assembled with the transparent insulating sleeve 1, the insulating filling 5 is filled in the transparent insulating sleeve 1, the insulating filling 5 has good insulativity, the electric leakage phenomenon is effectively avoided, the viscosity is low, the permeability is strong, and the space between the lower ends of the LED lamp beads 2 and the leads 4 can be rapidly filled in the transparent insulating sleeve 1; the curing exothermic peak value is low, the curing shrinkage is small, the performances of flame resistance, weather resistance, low-temperature and high-temperature alternation resistance and the like are achieved, and the service life of the lamp string can be prolonged.
Referring to fig. 2 and 3, the LED lamp bead 2 is composed of a lens cover 6, a mounting seat 7, an LED chip 8 and pins 9, the LED chip 8 is disposed inside the lens cover 6, the lens cover 6 is connected with the mounting seat 7 in a sealing manner, the lower ends of the pins 9 are wound outside the wires 4, the pins 9 are welded and fixed with the wires 4, a fixing sleeve 10 is connected with the mounting seat 7 in a threaded manner, and when current passes through the chip, electrons in the N-type semiconductor and holes in the P-type semiconductor are violently collided and combined in a light emitting layer to generate photons, and energy is emitted in the form of photons, so that lamplight is generated.
Referring to fig. 2 and 3, a pin insulation protection sleeve 11 is disposed outside the lead wire 4 on the pin 9, and a binding sleeve 13 is disposed on one side of the pin insulation protection sleeve 11, so as to improve the fixing effect on the pin 9 and the lead wire 4.
Referring to fig. 4, a plurality of mounting grooves 14 are formed in the inner wall of the upper end of the transparent insulating sleeve 1, the mounting grooves 14 are sequentially distributed at equal intervals, a limiting groove 15 is formed in the upper end of the mounting groove 14, and a groove body formed by the mounting groove 14 and the limiting groove 15 is clamped with the fixing sleeve 10 and the conical sleeve plate 12, so that on one hand, the fixing effect of the LED lamp beads 2 is improved, and on the other hand, the connection tightness of the LED lamp beads 2 and the transparent insulating sleeve 1 is improved.
Further, the transparent insulating sleeve 1 is made of silicone rubber, the insulating layer 3 is made of glass fiber, the insulating filler 5 is made of epoxy resin, the electric shock resistance of the lamp beads can be improved to the greatest extent, and the use safety of the lamp string is further improved.
Referring to fig. 1, a fan 17 is installed at one end of a transparent insulating sleeve 1, a cold conducting plate 18 is installed at the other end of the transparent insulating sleeve 1, a semiconductor electronic refrigerating plate 19 is installed at the bottom of the cold conducting plate 18, and a heat dissipating fin 20 is installed at the bottom of the semiconductor electronic refrigerating plate 19, so that the purpose of dissipating heat of a lamp string is achieved.
Working principle: during installation, the LED lamp beads 2 extend from the inside of the transparent insulating sleeve 1 to the outside, the fixing sleeve 10 and the conical sleeve plate 12 enter the mounting groove 14, the limit of the LED lamp beads 2 can be realized, along with the continuous increase of the insulating filling 5 in the transparent insulating sleeve 1, the insulating filling 5 forms extrusion force at the bottom of the conical sleeve plate 12, thereby the upper end face of the conical sleeve plate 12 is more attached to the limit groove 15, the tight fixation of the LED lamp beads is realized, the fan 17 is started, the negative pressure is kept in the heat dissipation channel 16, the air is continuously supplemented into the heat dissipation channel 16 from the other end of the lamp string, the epoxy resin has good heat dissipation performance, the heat of the lead 4 and the inside of the LED lamp beads 2 can be timely discharged, then the heat enters the heat dissipation channel 16 to be rapidly discharged outside along with the air flow direction, if the heat dissipation performance needs to be improved, the semiconductor electronic refrigerating sheet 19 can be started, when the direct current is connected in series through two different types of semiconductor materials, the two ends of the electric coupling are respectively realized, the cold end face of the semiconductor electronic refrigerating sheet 19 is formed, the cold end is contacted with the entering air through the conducting sheet 18, and the heat dissipation efficiency of the semiconductor electronic refrigerating sheet 19 is further improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a lamp string with protection against electric shock function, includes transparent insulating sleeve (1), inside intermediate position department of transparent insulating sleeve (1) installs wire (4), the upper end of transparent insulating sleeve (1) is provided with a plurality of LED lamp pearls (2) that distribute equidistantly in proper order;
the method is characterized in that: further comprises:
the insulating layer (3) is arranged on the inner wall of the transparent insulating sleeve (1), and the insulating layer (3) is adhered and fixed with the transparent insulating sleeve (1);
an insulating filler (5) disposed between the insulating layer (3) and the wire (4);
the fixing sleeve (10) is arranged at the lower end of the outside of the LED lamp bead (2), and a conical sleeve plate (12) is integrally formed on the upper end surface of the fixing sleeve (10);
the heat dissipation channels (16) are arranged on the outer ring inside the transparent insulating sleeve (1), the number of the heat dissipation channels (16) is four, and two ends of the heat dissipation channels (16) penetrate through the transparent insulating sleeve (1).
2. A light string with anti-shock function according to claim 1, characterized in that: LED lamp pearl (2) are by lens cover (6), mount pad (7), LED wafer (8) and pin (9) are constituteed, LED wafer (8) set up in the inside of lens cover (6), and lens cover (6) and mount pad (7) sealing connection, the lower extreme winding of pin (9) is in the outside of wire (4), and pin (9) and wire (4) welded fastening, fixed cover (10) and mount pad (7) threaded connection.
3. A light string with anti-shock function according to claim 2, characterized in that: the pin (9) is located outside of the wire (4) and is provided with a pin insulation protection sleeve (11), and one side of the pin insulation protection sleeve (11) is provided with a beam-shrinking sleeve (13).
4. A light string with anti-shock function according to claim 1, characterized in that: the inner wall of transparent insulating sleeve (1) upper end is equipped with a plurality of mounting grooves (14) that equidistance distributes in proper order in, the upper end of mounting groove (14) is provided with spacing groove (15), and the cell body and fixed cover (10), circular cone sleeve plate (12) looks joint that mounting groove (14) and spacing groove (15) constitute.
5. A light string with anti-shock function according to claim 1, characterized in that: the transparent insulating sleeve (1) is made of silicone rubber, the insulating layer (3) is made of glass fiber, and the insulating filler (5) is epoxy resin.
6. A light string with anti-shock function according to claim 1, characterized in that: the cooling device is characterized in that a fan (17) is arranged at one end of the transparent insulating sleeve (1), a cold guide sheet (18) is arranged at the other end of the transparent insulating sleeve (1), a semiconductor electronic refrigerating sheet (19) is arranged at the bottom of the cold guide sheet (18), and radiating fins (20) are arranged at the bottom of the semiconductor electronic refrigerating sheet (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321431579.8U CN220038376U (en) | 2023-06-07 | 2023-06-07 | Lamp string with electric shock prevention function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321431579.8U CN220038376U (en) | 2023-06-07 | 2023-06-07 | Lamp string with electric shock prevention function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220038376U true CN220038376U (en) | 2023-11-17 |
Family
ID=88724113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321431579.8U Active CN220038376U (en) | 2023-06-07 | 2023-06-07 | Lamp string with electric shock prevention function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220038376U (en) |
-
2023
- 2023-06-07 CN CN202321431579.8U patent/CN220038376U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |