CN211176417U - Sealing ring, lamp holder and street lamp using lamp holder - Google Patents

Abstract

The utility model discloses a sealing ring, a lamp cap and a street lamp using the lamp cap. The cross section of the sealing ring is U-shaped; When applied to the lamp cap, it can be conveniently sleeved on the convex ring that needs to be matched with the groove accommodating the sealing ring, and at the same time of improving the installation of the sealing ring, the convex ring with the sealing ring is directly stuck on the sealing ring. The ring is accommodated in the groove to ensure the waterproof performance of the joint between the convex ring and the groove.

Description

A sealing ring, a lamp cap and a street lamp using the same

【Technical field】

The utility model relates to outdoor lighting technology, in particular to a sealing ring, a lamp holder and a street lamp using the lamp holder.

【Background technique】

As a lighting system on roads, streets and public squares, street lamps have played a considerable role in facilitating people's lives, beautifying the city, promoting rapid economic development, and improving the investment environment.

At present, a common street light includes a light pole and one or more street light caps mounted on the light pole, and the street light cap generally includes a light-emitting component, a lampshade, a power supply component (also called a power driver or a power adapter, which is often referred to as a power supply in the industry). ), base (mounting seat), lamp cover, reflective parts, electrical compartment (for installing power supply components, single lamp controllers, etc., which can be set separately or part of the reflective parts), all or part of the components. Since the street lamp involves electric control or electronic parts, it needs to be waterproof in order to prevent short circuit and safe electricity use. At the same time, if there is water vapor in the lampshade of the lamp holder, it will also affect the lighting effect, so the waterproof of the lamp holder of the street lamp is very important. At present, in order to waterproof the lamp caps of street lamps, sealing rings or sealing strips with a rectangular cross-section are generally used; although they can achieve a certain waterproof effect, there is still a certain gap with the waterproof requirements in this field, and it is not easy to install. At the same time, with different lamp cap structures, the design of the connection structure between the components is also different, and the waterproof structure and sealing measures that need to be matched are also different.

【Content of utility model】

The purpose of the utility model is to provide a sealing ring which is easy to install and can improve waterproof performance.

A sealing ring, the cross section of the sealing ring is U-shaped.

In particular, the heights of the two sides of the sealing ring are not uniform.

In particular, a boss is provided on the outer side of at least one of the two sides of the sealing ring.

Another object of the present invention is to provide a lamp cap using the aforementioned sealing ring.

A lamp cap includes a lampshade, a mounting seat, a light-emitting component, a power supply component and a sealing ring, wherein the sealing ring is the aforementioned sealing ring.

In particular, the lampshade and the mounting seat are installed in cooperation with a first convex ring and a first groove; the sealing ring is arranged in the first groove; correspondingly, the first convex ring protrudes into the U-shaped groove of the sealing ring.

In particular, the first groove is provided on the side of the mounting seat facing the lampshade or on the end surface of the lampshade facing the mounting seat, and correspondingly, on the side of the lampshade facing the mounting seat Alternatively, the first convex ring is provided on the side of the mounting seat facing the lampshade.

Particularly, when at least one of the two sides of the sealing ring is provided with a boss; correspondingly, at least one of the two sides of the first groove is provided with a groove.

In particular, the lamp cap further includes a top cover, the top cover and the lampshade are also installed in cooperation with the second convex ring and the second groove structure, and the sealing ring is arranged in the second groove; corresponding to Yes, the second convex ring protrudes into the U-shaped groove of the sealing ring.

In particular, the second groove is provided on the side of the top cover facing the lampshade or the end surface of the lampshade facing the top cover, correspondingly, on the side of the lampshade facing the top cover Or a side of the top cover facing the lampshade is provided with the second convex ring.

In particular, when at least one of the two sides of the sealing ring is provided with a boss; correspondingly, at least one of the two sides of the second groove is provided with a groove.

In particular, the lamp holder further includes an electrical compartment, and the electrical compartment cover and the electrical compartment main body are also installed in cooperation with a third convex ring and a third groove, and the seal is provided in the third groove. Correspondingly, the third convex ring protrudes into the U-shaped groove of the sealing ring.

In particular, the third groove is provided on the side of the electrical appliance compartment cover facing the electrical appliance compartment main body or on the end face of the electrical electrical compartment main body facing the electrical appliance compartment cover. Correspondingly, the electrical appliance compartment main body is provided with the third groove. The third convex ring is provided on the side of the electrical appliance compartment cover or the side of the electrical appliance compartment cover facing the electrical appliance compartment main body.

In particular, when at least one of the two sides of the sealing ring is provided with a boss; correspondingly, at least one of the two sides of the third groove is provided with a groove.

Another object of the present invention is to provide a street lamp using the aforementioned lamp cap.

A street lamp comprises a lamp pole and at least one lamp cap directly or indirectly mounted on the lamp pole, wherein the lamp cap is any one of the aforementioned lamp caps.

It can be seen from the above solution that the cross section of the sealing ring is U-shaped in the present invention, so that when the sealing ring is applied to the lamp cap, it can be conveniently sleeved in the groove that needs to accommodate the sealing ring On the matching convex ring, while the installation of the sealing ring is improved, the convex ring covering the sealing ring is directly stuck in the sealing ring receiving groove, so as to ensure the waterproof performance of the joint between the convex ring and the groove. In addition, it can further promote the fixing of the convex ring in the groove, and improve the ability to resist vibration and wind blowing. When the sealing ring is applied to the relevant positions of the lamp holder (such as the lampshade and the mounting seat, the lampshade and the top cover, the electrical compartment cover and the electrical compartment main body, etc.), it is beneficial to improve the waterproof effect of the entire lamp holder and resist vibration and wind blowing Ability.

【Description of drawings】

FIG. 1 is a schematic structural diagram of the lamp holder according to the first embodiment;

Fig. 2 is the sectional view of Fig. 1;

Fig. 3 is a partial enlarged view of part A in Fig. 2;

Fig. 4 is a partial enlarged view of part B in Fig. 2;

FIG. 5 is a partial enlarged view of part C in FIG. 2 .

【Detailed ways】

In order to make the purpose, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and it should not be understood that the drawings and embodiments are limitations of the present invention. For those of ordinary skill in the art, obtaining other implementations according to the drawings and examples without creative efforts should belong to the technical solutions disclosed by the present invention.

Example 1

As shown in Figures 1, 2, 3, 4, and 5, a lamp holder includes a power supply 10, a lamp socket (mounting seat) 11, a single lamp controller 12, and a top cover 13 (heat dissipation top cover), a light-emitting assembly 14, The lampshade 15, the connecting rod 16 and the reflective part 100 are integrally detachable light source module; the light source module is detachably connected with the lamp holder 11 by means of the bottom end of the reflective part 100 through the buckle; In the space formed by the reflective component 100 and the lamp socket 11, the power supply 10 is arranged in the lamp socket 11 through a power supply mounting plate; the single lamp controller 12 is arranged in the reflective component 100 through the power supply mounting plate .

In this embodiment, the lamp socket 11 is generally in the shape of a bowl with a bottom bracket (ie, a spherical cap with a bottom bracket), and four lamp sockets 11 are provided on the lamp socket 11 and extend circumferentially along the inner side of the wall surface of the lamp socket 11 . One end of the chute 111 is closed. A screw hole 114 is provided at a position close to one of the sliding grooves 111 along the inner circumference of the wall of the lamp socket; the screw hole 114 and the sliding groove 111 are close to the opening of the lamp socket 11 .

The lamp socket 11 is also provided with a plurality of ventilation holes, so as to discharge the hot air exhausted by the waterproof ventilation valve in the cavity of the light source module 200, and at the same time, it is also convenient to control the single lamp controller through electromagnetic waves.

The reflective part 100 includes a first part 110 and a second part 120, the first part 110 and the second part 120 are detachably connected; the first part 110 is in the shape of a hollow frustum or a horn, the The second part 120 is correspondingly in the shape of a hollow frustum or a horn. The second part 120 is connected to the first part 110 by a smooth transition, so that the entire reflective part 100 is in a horn shape. The outer surface of the reflective component 100 is a reflective surface.

As shown in FIGS. 1 , 2 and 3 , one end of the first part 110 away from the second part 120 (the smaller end of the first part 110 ) is provided with a vacant hole 1101 and a wire hole 1105 ; A plurality of ribs 1103 arranged in the circumferential direction are provided on the inner side of the bell mouth edge of the end of the first part 110 that is connected to the second part 120 (the larger end of the first part), and the first part 110 and all the ribs 1103 are arranged in the circumferential direction. A stepped surface notch is formed on the inner wall surface of the port at the connecting end of the second component 120 along the circumferential direction, and the stepped surface notch and the rib 1103 together form a first annular groove 1102 . Of course, the first part 110 and the second part 120 may also be butted in a manner such as a thread or other snaps.

The second component 120 in this embodiment includes the main body 122 of the electrical compartment and a non-metallic material (the non-metallic material in the present invention mainly refers to all materials that have no shielding or reducing effect on electromagnetic waves, and is not limited to what is commonly referred to as An electrical appliance compartment composed of an electrical appliance compartment cover 121 made of non-metallic material), the electrical appliance compartment cover 121 is arranged on the electrical appliance compartment main body 122, and the space formed by the electrical appliance compartment cover 121 (the electrical appliance compartment cover 121 and the The space enclosed by the electrical appliance compartment main body 122 is communicated with the space formed by the electrical appliance compartment main body 122 . The electrical appliance compartment 120 is in the shape of a trumpet or a hollow frustum shape as a whole; when in use, the electrical appliance compartment 120 presents a semi-closed cavity with an opening facing downward. The electrical appliance compartment cover 121 is detachably connected to the electrical appliance compartment main body 122 , and the electrical appliance compartment cover 121 is connected with the electrical appliance compartment main body 122 in a smooth transitional connection. A third convex ring 1216 is provided on the inner side of the lower end of the circumferential wall of the electrical compartment cover 121 , and a third groove 1225 is provided on the upper end of the circumferential wall of the electrical compartment main body 122 ; The three grooves 1225 are matched. A third sealing ring 125 is also provided at the connection between the electrical appliance compartment cover 121 and the electrical appliance compartment main body 122 ; the third sealing ring 125 is an annular sealing ring with a U-shaped cross section; in this embodiment, the U-shaped The heights of the two sides of the sealing ring are not equal, similar to a J-shaped or hook-shaped annular sealing ring; and the height of the side away from the axis of the sealing ring is lower. Bosses 1251 are provided on both sides of the third sealing ring 125 , and correspondingly, grooves are provided on both sides of the third groove 1225 to facilitate the fixing of the third sealing ring 125 . The boss 1251 can also be provided only on one side of the third sealing ring 125; in addition, the third groove can also be provided on the end face of the electrical compartment cover 121 facing the electrical compartment main body 122 1225. Correspondingly, the third convex ring 1216 is provided on the side of the electrical appliance compartment body 122 facing the electrical appliance compartment cover 121 . In this embodiment, the first part 110 and the second part 120 are connected, in fact, the first part 110 is connected with the electrical appliance compartment cover 121; that is, the first part 110 and the second part 120 are detachable It is connected with the annular boss 1212 on the electrical compartment cover 121 through the first annular groove 1102 on the first component 110 .

The appearance of the electrical appliance compartment cover 121 is a section of a trumpet shape or a hollow frustum; the top of the electrical appliance compartment cover 121 forms a substantially closed top plane 1211 , on the top surface 1211 along the axis of the electrical appliance compartment cover 121 An annular boss 1212 extends in the direction. On the top plane 1211 located on the inner side of the annular boss 1212, there are provided installation holes for the waterproof and ventilating valve, wire holes and through holes. The wire hole is matched with a waterproof screw (not shown) to allow the wire to pass through and is waterproof. The waterproof and ventilating valve installation hole is used to install a waterproof and ventilating valve (not shown). The through hole is used to pass the connecting rod 16 installed and connected between the top cover and the electric appliance compartment main body 122 when the electric appliance compartment 120 is used in the lamp head (as shown in FIGS. 2 and 3 ); in the through hole It is also possible to set the internal thread to cooperate with the external thread on the connecting rod 16 .

The overall shape of the electrical compartment main body 122 is also a trumpet shape or a section of a hollow cone frustum; a second installation and connection mechanism 1221 is provided at the end of the electrical compartment main body 122 away from the electrical compartment cover 121 . The second installation and connection mechanism 1221 is used to connect the lamp socket when the electrical compartment 120 is used in the lamp head. In this embodiment, the second installation and connection mechanism 1221 is an edge portion extending from the outer peripheral surface of the electrical compartment main body 122 away from the outer peripheral surface of the electrical compartment main body 122 (if the electrical compartment main body is 122 is regarded as a hat, and the brim is like a brim), and four radially protruding bosses are arranged at intervals on the wall surface of the outermost periphery of the brim, all of which are used for the combination of the electrical compartment 120 with the lamp socket. Sliding guide and snapping at the time. In particular, an arc-shaped convex rib 1223 is provided on the lowermost water platform surface of the edge portion close to the outermost periphery of the edge portion and is substantially perpendicular to the water platform surface of the edge portion. The arc-shaped convex rib 1223 is provided with a screw holes (not shown).

A plurality of mounting post holes 1228 are further provided on the inner wall of the electrical appliance compartment main body 122 , and the mounting post holes 1228 are used for installing the single lamp controller 12 when the electrical appliance compartment 120 is used in a lamp head.

One end of the electrical appliance compartment main body 122 close to the electrical appliance compartment cover 121 is hollowed out; one end of the electrical electrical compartment main body 122 close to the electrical appliance compartment cover 121 is provided with a connecting hole 1226 protruding from the upper end surface of the electrical appliance compartment main body 122 ; the connecting hole 1226 extends axially along the main body of the electrical compartment 122 and is connected to the main body 122 of the electrical compartment through the connecting rib 1227, and the connection rib 1227 presents the aforementioned hollow shape; in the electrical compartment When the cover 121 is connected with the electrical appliance compartment main body 122 , it extends inside the electrical appliance compartment cover 121 . Of course, the connection hole 1226 may also be disposed at a position of the electrical compartment main body 122 close to the upper end surface of the electrical compartment main body 122 .

The electrical appliance compartment cover 121 and the electrical appliance compartment main body 122 are relatively fixedly connected through the connecting rod 16 (as shown in FIGS. 2 and 3 ) during use. The electrical appliance compartment cover 121 and the electrical appliance compartment main body 122 are directly connected by bolts and nuts (or double-ended threaded rods and other similar mechanisms) to form a whole for easy installation and use; The double-ended threaded rod is connected as a whole.

It should be noted that, as shown in FIG. 2 , the connecting rod 16 is a connecting mechanism for connecting the top cover and the electrical compartment 120 when the reflective component 100 is used for the lamp head; the connecting rod 16 passes through the The position hole 1101 is connected to the connecting hole 1226 on the main body 122 of the electrical compartment. A locking nut may be provided at the end of the first component 110 away from the electrical appliance compartment 120 , so that the first component 110 and the electrical appliance compartment 120 are connected more securely.

The boss on the electrical compartment 120 of the reflective component 100 is matched with the chute 111 correspondingly; when the light source module and the lamp holder 11 are assembled, the boss is first close to the The chute 111 is then rotated, and the light source module is rotated to fit the chute 111. After the boss and the chute 111 are matched in place, the light source module and the lamp holder 11 can be completed. Connection. However, in order to prevent the rotation between the light source module and the base 11, the lamp socket 11 is also provided with a fastening boss 115 with screw holes 114, and the fastening boss 115 and the arc are connected by screws. The ribs 1223 are further tightened.

After the lamp head is installed in place, when the power supply 10 needs to be replaced and maintained, it is only necessary to remove the screws to rotate the light source module relative to the lamp holder 11 at a certain angle, and then the light source module can be replaced. The whole is disassembled from the lamp holder 11; after replacing the power supply 10, the light source module is installed on the lamp holder 11, and the connection between the light source module and the lamp holder 11 is completed by screwing; the whole disassembly and replacement maintenance work is simple and efficient.

As shown in FIG. 4 , it is an enlarged schematic view of the joint of the lampshade 15 and the lamp holder 11 ; the lampshade 15 and the lamp holder 11 are structurally matched and installed through the first convex ring 151 and the first groove 118 ; The first groove 118 is disposed on the side of the lamp holder 11 facing the lamp cover 15 , and correspondingly, the first convex ring 151 is disposed on the side of the lamp cover 15 facing the lamp holder 11 . A first sealing ring 153 is disposed in the first groove 118, and the first sealing ring 153 is an annular sealing ring with a U-shaped cross section; in this embodiment, the height of the two sides of the U-shaped sealing ring Not equal, similar to a J-shaped or hook-shaped annular sealing ring; and the height of the side away from the axis of the sealing ring is lower; correspondingly, the first convex ring 151 protrudes into the U of the sealing ring in the groove. Of course, the first groove may also be provided on the end face of the lampshade facing the mounting seat, and correspondingly, the first convex ring may be provided on the side of the mounting seat facing the lampshade. In addition, when at least one of the two sides of the sealing ring is provided with a boss on the outer side; correspondingly, at least one of the two sides of the first groove is provided with a groove.

As shown in FIG. 5 , it is an enlarged schematic view of the junction of the lampshade and the top cover; the lampshade 15 and the top cover 13 are structurally installed through the second convex ring 152 and the second groove 131 ; The second groove 131 is provided on the side of the cover 13 facing the lampshade 15 , and correspondingly, the second convex ring 152 is provided on the side of the lampshade 15 facing the lamp socket 11 . A second sealing ring 154 is disposed in the second groove 131, and the second sealing ring 154 is also a U-shaped annular sealing ring in cross section; in this embodiment, the two sides of the U-shaped sealing ring are The heights are not equal, similar to a J-shaped or hook-shaped annular sealing ring; and the height of the side away from the axis of the sealing ring is lower; correspondingly, the second convex ring 152 protrudes into the second sealing ring in the U-shaped groove of the ring 154. Of course, the second groove may also be provided on the end face of the lampshade facing the top cover, and correspondingly, the second convex ring may be provided on the side of the mounting seat facing the lampshade. In addition, when at least one of the two sides of the sealing ring is provided with a boss on the outer side; correspondingly, at least one of the two sides of the second groove is provided with a groove.

It should be noted that, in this embodiment, the first sealing ring, the second sealing ring and the third sealing ring all have the same main structure, and are annular sealing rings with a U-shaped cross section, and the U-shaped sealing ring The heights of the two sides are not equal, similar to a J-shaped or hook-shaped annular sealing ring; the height of the side away from the axis of the sealing ring is lower; so it is collectively referred to as a sealing ring or a U-shaped sealing ring. In addition, the sealing ring may also be an annular sealing ring surrounded by a U-shaped cross-sectional sealing strip that does not form a ring itself.

Embodiment 2

The difference between this embodiment and the first embodiment is that the lamp cap includes a power supply 10, a lamp socket (mounting seat) 11, a light-emitting component 14, and a lamp cover 15; the lamp cap does not include a heat dissipation top cover and an electrical compartment; the sealing ring only It is applied to the joint of the lamp holder and the lampshade.

Embodiment 3

The difference between this embodiment and the first embodiment is that the lamp head includes a power supply 10, a lamp socket (mounting seat) 11, a single lamp controller 12, and a top cover 13 (heat dissipation top cover), a light-emitting component 14, a lampshade 15, The light source module composed of the connecting rod 16 and the reflective part 100 can be disassembled as a whole; the lamp cap does not include the heat dissipation top cover and the electrical compartment; the sealing ring is only applied to the lamp socket and the lamp shade, the top cover and the the joint part of the lampshade. The sealing ring can also be applied only to the joint portion of the top cover and the lampshade.

Embodiment 4

A street lamp includes a lamp pole and at least one lamp cap directly or indirectly mounted on the lamp pole, and the lamp cap is the lamp cap of the third or fourth or fifth embodiment.

It can be seen from the above solution that the cross section of the sealing ring is U-shaped in the present invention, so that when the sealing ring is applied to the lamp cap, it can be conveniently sleeved in the groove that needs to accommodate the sealing ring Fitting on the convex ring, while improving the installation of the sealing ring, the convex ring with the sealing ring is directly stuck in the sealing ring receiving groove, so as to ensure the waterproof performance of the joint between the convex ring and the groove. In addition, it can further promote the fixing of the convex ring in the groove, and improve the ability to resist vibration and wind blowing. When the sealing ring is applied to the relevant positions of the lamp holder (such as the lampshade and the mounting seat, the lampshade and the top cover, the electrical compartment cover and the electrical compartment main body, etc.), it is beneficial to improve the waterproof effect of the entire lamp holder and resist vibration and wind blowing Ability.

The above-mentioned embodiments are only the preferred embodiments of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments. , included in the scope of protection of the present invention. It should be pointed out that for those of ordinary skill in the art, some improvements and modifications without departing from the principles of the present invention should also be considered to be included in the scope of protection of the present invention.

Claims (13)

1. A sealing ring, characterized in that the cross section of the sealing ring is U-shaped, and the heights of the two sides of the sealing ring are inconsistent. 2 . The sealing ring according to claim 1 , wherein a boss is provided on the outer side of at least one of the two sides of the sealing ring. 3 . 3. A lamp cap, comprising a lampshade, a mounting seat, a light-emitting component, a power supply component and a sealing ring, wherein the sealing ring is the sealing ring according to any one of claims 1-2. 4 . The lamp holder according to claim 3 , wherein the lampshade and the mounting seat are mounted in cooperation with a first convex ring and a first groove; the seal is provided in the first groove. 5 . Correspondingly, the first convex ring protrudes into the U-shaped groove of the sealing ring. 5. The lamp holder according to claim 4, wherein the first groove is provided on the side of the mounting seat facing the lampshade or on the end surface of the lampshade facing the mounting seat, correspondingly, The first convex ring is disposed on the side of the lampshade facing the mounting seat or the side of the mounting seat facing the lampshade. 6 . The lamp holder according to claim 4 , wherein when at least one of the two sides of the sealing ring is provided with a boss; correspondingly, at least one of the two sides of the first groove is provided with a boss. 7 . There is a groove on one side. 7. The lamp holder according to claim 3 or 4, characterized in that, the lamp holder further comprises a top cover, and the top cover and the lampshade are also installed in cooperation with the second convex ring and the second groove structure. The sealing ring is arranged in the second groove; correspondingly, the second convex ring protrudes into the U-shaped groove of the sealing ring. 8 . The lamp holder according to claim 7 , wherein the second groove is provided on the side of the top cover facing the lampshade or the end surface of the lampshade facing the top cover, correspondingly, The second convex ring is provided on the side of the lampshade facing the top cover or the side of the top cover facing the lampshade. 9 . The lamp holder according to claim 7 , wherein, when at least one of the two sides of the sealing ring is provided with a boss; correspondingly, at least one of the two sides of the second groove is provided with a boss. 10 . With grooves. 10. The lamp holder according to claim 3 or 4, wherein the lamp holder further comprises an electrical appliance compartment, and the electrical appliance compartment comprises an electrical appliance compartment cover and an electrical appliance compartment main body; the electrical appliance compartment cover and the electrical appliance compartment main body are also The third protruding ring and the third groove are structurally fitted and installed, and the sealing ring is arranged in the third groove; correspondingly, the third protruding ring protrudes into the U-shaped groove of the sealing ring. 11 . The lamp holder according to claim 10 , wherein the third electric appliance is provided on the side of the electric appliance compartment cover facing the electric appliance compartment main body or the end face of the electric appliance compartment main body toward the electric appliance compartment cover. 12 . The groove, correspondingly, is provided with the third convex ring on the side of the electrical appliance compartment body facing the electrical appliance compartment cover or on the side of the electrical appliance compartment cover facing the electrical appliance compartment main body. 12 . The lamp holder according to claim 10 , wherein, when at least one of the two sides of the sealing ring is provided with a boss; correspondingly, at least one of the two sides of the third groove is provided with a boss. 13 . With grooves. 13. A street lamp, comprising a lamp pole and at least one lamp cap directly or indirectly mounted on the lamp pole, wherein the lamp cap is the lamp cap according to any one of the claims 3-12.

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