CN212900979U

CN212900979U - LED floodlight

Info

Publication number: CN212900979U
Application number: CN202022020346.1U
Authority: CN
Inventors: 皮远军; 康伟; 任朝晖; 陈建湘
Original assignee: Zopoise Technology Zhuzhou Co Ltd
Current assignee: Zopoise Technology Zhuzhou Co Ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-06
Anticipated expiration: 2030-09-15

Abstract

The utility model provides a LED floodlight, which comprises a shell with a containing space, wherein a wire outlet and a vent hole which are communicated with the containing space are arranged on the shell; the breather valve includes the breathing membrane plug, breathing membrane and gland, the breathing membrane plug sets up and the butt casing outside the bleeder vent, gland and casing fixed connection, be equipped with the through-hole with the bleeder vent intercommunication on the breathing membrane plug, the breathing membrane presss from both sides and locates between gland and the breathing membrane plug and cover the through-hole completely, the position that the gland corresponds the breathing membrane is equipped with the chamber of stepping down, breathing membrane and breathing plug are all acceptd in the intracavity of stepping down, still be equipped with the breach on the gland, breach intercommunication chamber of stepping down and external. The utility model provides a LED floodlight is sealed effectual.

Description

LED floodlight

Technical Field

The utility model relates to a LED lamp technical field especially relates to a LED floodlight.

Background

The floodlight is a point light source which can uniformly irradiate all directions, the irradiation range of the floodlight can be randomly adjusted, and the floodlight is represented as an octahedral icon in a scene. Floodlights are one of the most widely used light sources in effect map making, with standard floodlights used to illuminate an entire scene. Multiple floodlights can be applied in the scene. The bulb for shooting is arranged in a large-sized reflection umbrella to be used as a high-brightness diffusion light source with a good effect. Although essential for lighting in a booth, it is also one of the light sources with good lighting effect for general amateur indoor photography.

Floodlight is generally used for some dangerous places that contain combustible gas or dust and exist, in order to prevent that floodlight from exploding, needs to carry out better sealing to floodlight, prevents that combustible gas and dust from entering into the inside of floodlight body casing, and traditional floodlight's leakproofness is comparatively simple, and sealed effect is not good, and floodlight uses inside temperature rise after the use, and the air inflation in the lamps and lanterns, atmospheric pressure increase, there is the danger of explosion.

Therefore, there is a need to provide a LED floodlight to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that the aforesaid will be solved, provide a LED floodlight that sealed effectual and can balance inside atmospheric pressure.

The utility model provides a LED floodlight, including the casing that has accommodating space, wire hole and bleeder vent have been seted up on the casing, wire hole and bleeder vent all with accommodating space intercommunication, LED floodlight still includes the power cord seal assembly who installs in the wire hole and installs in the breather valve outside the bleeder vent, the power cord seal assembly includes end cap and plug, end cap and plug all overlap and locate on the power cord and the end cap with the casing threaded connection, the plug set up in the wire hole and press from both sides and locate between end cap and the casing; the breather valve is including breathing membrane plug, breathing membrane and gland, breathing membrane plug set up in outside the bleeder vent and the butt the casing, the gland with casing fixed connection, be equipped with on the breathing membrane plug with the through-hole of bleeder vent intercommunication, breathe the membrane clamp and locate the gland with breathe between the membrane plug and cover completely the through-hole, the gland corresponds the position of breathing the membrane is equipped with the chamber of stepping down, breathe membrane and breathe the plug all accept in the intracavity of stepping down, still be equipped with the breach on the gland, the breach intercommunication chamber of stepping down and external.

Preferably, the gland including be located the intermediate position the portion of acceping and with the fixed part of portion integrated into one piece of acceping, the fixed part with casing fixed connection, the chamber of stepping down by the portion of acceping is to keeping away from the casing direction dodges and forms.

Preferably, the containing part is formed with a parting bead towards being close to the protruding of breathing membrane direction, breathe the membrane and press from both sides and locate the parting bead with breathe between the membrane plug.

Preferably, the rubber plug is in interference fit with the wire outlet hole; the breathing membrane is a breathable sealing membrane.

Preferably, the housing comprises a rear cover and a face cover covering the rear cover and cooperating with the rear cover to form the accommodating space, the face cover is provided with a mounting hole in a penetrating manner, a glass panel is clamped between the face cover and the rear cover, and the glass panel completely covers the mounting hole.

Preferably, the LED floodlight further comprises a lighting system contained in the containing space, the lighting system comprises a power supply assembly, an LED light source assembly and a reflective cup, the power supply assembly is electrically connected with the power line, and the LED light source assembly is electrically connected with the power supply assembly.

Preferably, the reflection cup is arranged above the LED light source assembly, the reflection cup is of a structure with openings at two ends, and the size of the opening is gradually increased towards the direction far away from the LED light source assembly.

Preferably, the glass panel is arranged above the reflection cup, a light-transmitting area is arranged in an area of the glass panel corresponding to the reflection cup, and light emitted by the LED light source assembly penetrates through the light-transmitting area and is transmitted outwards.

Compared with the prior art, the utility model provides a LED floodlight, the cooperation sealed mode of plug and end cap, sealed plug inserts the lamp body outlet hole site after passing the cable conductor, and then through the thread of sealed end cap and the locking of casing, the tight oppression of sealed plug is between cable conductor and lamp body outlet hole, plays the sealing effect, and this structure has both simplified seal structure, also saves cost more than traditional sealing joint; the sealing rubber plug with the breathing film is tightly pressed on the shell through the gland, the gland is provided with the notch, the lamp can pass through the through hole in the sealing rubber plug at high temperature and high pressure generated during working, the breathing film is then passed through, and the notch on the gland is discharged, so that the sealing performance of the whole lamp can be ensured, high-temperature high-pressure gas in the lamp body cavity can be discharged outwards, and the reliability of the product is ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a schematic perspective view of an LED floodlight provided by the present invention;

fig. 2 is an exploded view of the LED floodlight shown in fig. 1;

FIG. 3 is a perspective view of the rear cover shown in FIG. 2;

FIG. 4 is an exploded view of the power cord sealing assembly;

FIG. 5 is an exploded view of the breather valve;

FIG. 6 is a cross-sectional view of the LED luminaire of FIG. 1 in one direction;

FIG. 7 is an enlarged view of area A shown in FIG. 6;

FIG. 8 is a cross-sectional view of the LED luminaire of FIG. 1 in one direction;

fig. 9 is an enlarged view of the region B shown in fig. 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides an LED floodlight 100, which includes a housing 10, a wire hole 20, a vent 30, a power line sealing assembly 40, a breather valve 50, and a lighting system 60.

The shell 10 comprises a rear cover 11 and a face cover 12 which covers the rear cover 11 and is matched with the rear cover 11 to form an accommodating space, the face cover 12 is provided with a mounting hole 120 in a penetrating manner, a glass panel 13 is clamped between the face cover 12 and the rear cover 11, and the glass panel 13 completely covers the mounting hole 120. The surface cover 12 and the rear cover 11 can be connected through a buckle type structure, and the connecting surface is coated with sealing glue, so that the whole sealing performance can be improved.

The wire outlet 20 is communicated with the accommodating space and used for installing and routing the power line 200, and the air vent 30 is also communicated with the accommodating space and used for realizing an air ventilation function and balancing air pressure of the accommodating space and the external space. The outlet holes 20 and the air holes 30 are both arranged on the rear cover 11.

The power line sealing assembly 40 is installed in the wire outlet hole 20, the power line sealing assembly 40 includes a plug 41 and a rubber plug 42, the plug 41 and the rubber plug 42 are both hollow annular structures, the plug 41 and the rubber plug 42 are both sleeved on the power line 200, the plug 41 is in threaded connection with the shell 10, and the rubber plug 42 is arranged in the wire outlet hole 20 and clamped between the plug 41 and the shell 10. The rubber plug 42 is made of elastic materials such as silica gel and rubber, and is in interference fit with the wire outlet hole 20, meanwhile, the rubber plug 42 is also in interference fit with the power line 200, and after the rubber plug 42 is installed, the rubber plug can be tightly attached to the surface of the power line 200, so that a water inlet channel is blocked, and the sealing performance is improved.

Respiratory valve 50 install in outside bleeder vent 30, respiratory valve 50 includes breathing membrane plug 51, breathing membrane 52 and gland 53, breathing membrane plug 51 set up in outside and the butt of bleeder vent 30 casing 10, gland 53 with casing 10 fixed connection, be equipped with on the breathing membrane plug 51 with the through-hole 510 of bleeder vent 30 intercommunication, breathing membrane 52 is fixed in on the breathing membrane plug 51 and cover completely through-hole 510. Preferably, the breathing membrane rubber plug 51 is made of an elastic material, such as silica gel, rubber, etc., so that the connection tightness can be increased.

The gland 53 includes a receiving portion 531 at an intermediate position and a fixing portion 532 integrally formed with the receiving portion 531, and the fixing portion 532 is fixedly connected to the housing 10 by bolts. The portion 531 is corresponding to breathe the position of membrane 52 and to keeping away from the casing 10 direction is stepped down and is formed with the chamber of stepping down, breathe membrane 52 and breathing plug 51 all accept in the intracavity of stepping down, just breathe membrane 52 with the diapire interval setting of portion 531 is held, can do breathe membrane 52 provides certain buffer space, avoids the transient pressure too big, damages breathe membrane 52. The accommodating part 531 is further provided with a notch 5310, and the notch 5310 is communicated with the abdicating cavity and the outside.

Furthermore, the containing part 531 is provided with a division bar 5311 protruding towards the direction close to the breathing membrane 52, and the breathing membrane 52 is clamped between the division bar 5311 and the breathing membrane plug 51. The division bar 5311 is used for clamping the breathing membrane 52, and on the other hand, an interval is formed between the breathing membrane 52 and the bottom wall of the accommodating part 531, so that the breathing membrane 52 is prevented from being directly attached to the bottom wall of the accommodating part 531, and the ventilation effect is prevented from being influenced.

The breathing membrane 52 is a breathable sealing membrane, when the air pressure in the accommodating space is too high, the gas in the accommodating space sequentially passes through the air holes 30 and the through holes 510, is discharged into the abdicating cavity through the breathing membrane 52, and is discharged to the outside through the notch 5310; similarly, when the air pressure in the accommodating space is too small, the external air can also sequentially pass through the gap 5310, the breathing membrane 52, the through hole 510 and the air holes 30 to enter the accommodating space, so that the purpose of balancing the accommodating space and the external air pressure is achieved.

The lighting system 60 comprises a power supply assembly 61, an LED light source assembly 62 and a reflective cup 63, wherein the power supply assembly 61 is electrically connected with the power line 200, and the LED light source assembly 62 is electrically connected with the power supply assembly 61.

The reflective cup 63 is arranged above the LED light source assembly 62, the reflective cup 63 is of a structure with openings at two ends, the opening size is gradually increased towards the direction away from the LED light source assembly 62, the end with a small opening is close to the LED light source assembly 62 and used for achieving a light condensation effect, and the end with a large opening is away from the LED light source assembly 62 and can increase the illumination area.

Preferably, the glass panel 13 is disposed above the reflective cup 63, a light-transmitting area is disposed in an area of the glass panel 13 corresponding to the reflective cup 63, and light emitted from the LED light source assembly 62 is transmitted through the light-transmitting area to be transmitted outwards.

The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.

Claims

1. A light-emitting diode (LED) floodlight is characterized by comprising a shell with an accommodating space, wherein a wire outlet hole and an air vent are formed in the shell and are communicated with the accommodating space, the LED floodlight further comprises a power line sealing assembly installed in the wire outlet hole and a breather valve installed outside the air vent, the power line sealing assembly comprises a plug and a rubber plug, the plug and the rubber plug are sleeved on a power line, the plug is in threaded connection with the shell, and the rubber plug is arranged in the wire outlet hole and clamped between the plug and the shell; the breather valve is including breathing membrane plug, breathing membrane and gland, breathing membrane plug set up in outside the bleeder vent and the butt the casing, the gland with casing fixed connection, be equipped with on the breathing membrane plug with the through-hole of bleeder vent intercommunication, breathe the membrane clamp and locate the gland with breathe between the membrane plug and cover completely the through-hole, the gland corresponds the position of breathing the membrane is equipped with the chamber of stepping down, breathe membrane and breathe the plug all accept in the intracavity of stepping down, still be equipped with the breach on the gland, the breach intercommunication chamber of stepping down and external.

2. A LED floodlight according to claim 1, wherein the cover comprises a receiving portion at an intermediate position and a fixing portion integrally formed with the receiving portion, the fixing portion is fixedly connected to the housing, and the avoiding cavity is formed by the receiving portion avoiding in a direction away from the housing.

3. The LED floodlight of claim 2, wherein the receiving portion is formed with a division bar protruding towards a direction close to the breathing membrane, and the breathing membrane is clamped between the division bar and the breathing membrane plug.

4. A LED floodlight according to claim 1, wherein the plug is an interference fit with the exit aperture; the breathing membrane is a breathable sealing membrane.

5. The LED floodlight of claim 1, wherein the housing comprises a rear cover and a face cover covering the rear cover and cooperating with the rear cover to form the receiving space, the face cover is provided with a mounting hole in a penetrating manner, a glass panel is sandwiched between the face cover and the rear cover, and the glass panel completely covers the mounting hole.

6. A LED floodlight according to claim 5, further comprising a lighting system housed in said housing, said lighting system comprising a power supply, a LED light source, and a reflector cup, said power supply being electrically connected to said power line, said LED light source being electrically connected to said power supply.

7. A LED floodlight according to claim 6, wherein the reflecting cup is arranged above the LED light source assembly, the reflecting cup is of a structure with openings at two ends, and the size of the opening is gradually increased towards the direction far away from the LED light source assembly.

8. A LED floodlight according to claim 7, wherein the glass panel is arranged above the reflecting cup, a light-transmitting area is arranged on the glass panel corresponding to the reflecting cup, and the light emitted by the LED light source component is transmitted outwards through the light-transmitting area.