Lamp holder assembly

Abstract

The lamp holder assembly comprises a base, a light source plate, a lens and a surface cover, the light source plate is detachably connected to the middle of the base, and the surface cover is detachably connected with the base; the surface cover comprises a top wall which is recessed inwards and extends towards the light source plate in a funnel shape, a through hole is formed in the center of the top wall, and a lens is placed at the through hole. By the adoption of the structure, the arc face, concaved inwards and in the funnel shape, of the face cover extends to the position, close to the light source plate, of the bottom, an optical lens and reflective paper are not needed, only common light-transmitting materials need to be used as the lens, and the component cost and the production cost are saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lighting technical field more particularly, relate to a lamp cap assembly. BACKGROUND

[0002] The main components of the lamp cap assembly in the prior art usually include a lamp cap front ring, a light source plate, a reflective paper, an optical lens and a lamp cap base. In order to block the diffusion of light and achieve high light efficiency of the light source, the reflective paper is usually wrapped outside the optical lens to avoid the diffusion of light everywhere. However, the lamp cap assembly has many components, low assembly efficiency and high production cost. In addition, the buckle structure of the lamp cap cover and the base is usually designed on the cover to form a buckle position. For the lamp cap with an arc surface, the mold design is difficult and the production cost is increased.

[0003] Therefore, there is an urgent need for a lamp cap assembly to solve the above technical problems. SUMMARY

[0004] The utility model discloses a lamp cap assembly, which aims to solve the technical problems of the prior art, such as many components, low assembly efficiency and high production cost.

[0005] To achieve the above-mentioned purpose, the utility model provides a lamp cap assembly, which comprises a base, a light source plate, a lens and a cover. The light source plate is detachably connected to the middle part of the base. The cover is detachably connected to the base. The cover comprises a top wall that is recessed inwardly and funnel-shaped and extends to the position close to the light source plate. A through hole is arranged in the center of the top wall, and the lens is placed in the through hole.

[0006] The utility model adopts the above structure. The arc surface of the cover that is recessed inwardly and funnel-shaped extends to the position close to the light source plate. Therefore, the optical lens and the reflective paper are not needed, and only a common light-transmitting material is used as the lens, thereby saving components and production cost.

[0007] Preferably, the base comprises a bottom wall and a first side wall. The light source plate is installed in the accommodation cavity formed by the bottom wall and the first side wall. A light source mounting rack is arranged in the middle part of the bottom wall. The light source plate is adaptively installed on the light source mounting rack. The light source mounting rack comprises a first clamping part and a second clamping part that are oppositely arranged and in an inverted L shape. The light source plate is clamped with the first clamping part and the second clamping part. The clamping structure facilitates the installation and dismounting of the light source plate.

[0008] Preferably, a clamping block is arranged on the inner side of the first side wall. The cover further comprises a second side wall, and the second side wall is provided with a clamping groove that is adaptively installed with the clamping block. The lamp cap cover and the base are connected through the buckle structure, which makes the installation and dismounting more convenient. In addition, the clamping block is arranged in the base, and the clamping groove is arranged on the cover, which is beneficial to the mold forming of the cover and reduces the production cost.

[0009] Preferably, four of the clamping blocks and the clamping slots are provided. The clamping blocks and the clamping slots can be provided in multiple groups, and when four groups are provided, stable connection can be achieved through symmetrical distribution, and the structure is simple.

[0010] Preferably, the first clamping part and the second clamping part are provided with reinforcing ribs between the bottom wall. The reinforcing ribs make the light source plate more stable.

[0011] Preferably, the light source mounting frame further comprises a limiting part, the limiting part comprises a first wall and a second wall which are vertically connected in an L shape, the height of the first wall is lower than the height of the second wall; a notch is provided on the light source plate and is adapted to be installed with the second wall; when the light source plate is clamped with the first clamping part and the second clamping part, the light source plate abuts against the first wall, and the second wall is clamped into the notch. Through the cooperation of the limiting part, the first clamping part and the second clamping part, the displacement of the light source plate in the up-down direction and the front-back direction is avoided.

[0012] Preferably, the limiting part further comprises a third wall, the third wall is vertically connected to one end of the second wall away from the first wall, and the height of the third wall is higher than the height of the first wall; when the light source plate is installed, the third wall is located outside the light source plate. The third wall is provided outside the light source plate, which makes the light source plate more stable and avoids displacement in the left-right direction.

[0013] Preferably, two of the limiting parts are provided, and the two limiting parts are centrally symmetrically arranged along the center of the light source mounting frame.

[0014] Preferably, four of the limiting parts are provided, and the four limiting parts are respectively arranged at the four corners of the light source mounting frame. Multiple limiting parts can better fix and install the light source plate.

[0015] Preferably, when two limiting parts or four limiting parts are provided, one of the limiting parts further comprises a fourth wall, the fourth wall is vertically connected to one end of the third wall away from the second wall, and the height of the fourth wall is higher than the height of the first wall; a groove is provided on the light source plate and is adapted to be installed with the fourth wall. The fourth wall and the adapted groove are provided to prevent mistakes.

[0016] Preferably, a stop block is further provided between the bottom wall and the first side wall. The clamping block of the base is clamped into the clamping slot of the face cover, and displacement of the face cover is avoided to cause the clamping block to come out.

[0017] Preferably, a stepped part adapted to the first side wall is provided outside the upper edge of the second side wall. When the face cover is installed on the base, the stepped part abuts against the first side wall, and the overall appearance of the lamp holder is more flat and beautiful. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings described below are only some of the embodiments of the present application, and not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0019] Figure 1 It is a disassembled structural schematic view of the lamp head assembly in the embodiment of the present application.

[0020] Figure 2 It is a structural schematic view of the face cover in the embodiment of the present application.

[0021] Figure 3 It is a structural schematic view of the base in the embodiment of the present application.

[0022] Figure 4 It is a structural schematic view of the light source mounting rack in the embodiment of the present application.

[0023] Figure 5 It is a structural schematic view of the base after installing the light source plate in the embodiment of the present application.

[0024] In the drawings: 1-base, 11-bottom wall, 12-first side wall, 121-clamping block, 122-stop block, 13-light source mounting rack, 131-first clamping part, 132-second clamping part, 133-reinforcing rib, 134-limiting part, 1341-first wall, 1342-second wall, 1343-third wall, 1344-fourth wall, 2-light source plate, 21-slot, 22-groove, 3-lens, 4-face cover, 41-top wall, 411-through hole, 42-second side wall, 421-clamping groove, 43-step part.

[0025] The implementation, functional features and advantages of the present application will be further described with reference to the embodiments and the drawings. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, and not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0027] In the description of the utility model, it needs to be understood that the orientation or position relationship indicated by the terms "center", "upper", "lower", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or component referred to must have a particular orientation, or be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more. In addition, the term "comprising" and any variations thereof mean "at least including".

[0028] In the description of the utility model, it needs to be understood that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally formed connection, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication inside two components. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0029] In addition, it needs to be explained that the use of "first", "second" and the like to limit parts is only for the convenience of distinguishing the corresponding parts, and the above terms have no special meaning unless otherwise stated, and therefore cannot be understood as a limitation on the scope of protection of the present application.

[0030] Embodiment

[0031] As Figures 1-5 shown, a lamp cap assembly comprises a base 1, a light source plate 2, a lens 3 and a face cover 4, the base 1 comprises a bottom wall 11 and a first side wall 12, the light source plate 2 is installed in the accommodating cavity formed by the bottom wall 11 and the first side wall 12, the middle part of the bottom wall 11 is provided with a light source mounting frame 13, the light source plate 2 is adaptively installed on the light source mounting frame 13, the light source mounting frame 13 comprises a first clamping part 131 and a second clamping part 132 which are oppositely arranged in inverted L shape, the light source plate 2 is clamped with the first clamping part 131 and the second clamping part 132, and the light source plate 2 is detachably connected to the middle part of the base 1. The light source plate 2 adopts a clamping structure to facilitate installation and disassembly. The face cover 4 comprises a top wall 41 which is recessed inward in a funnel shape and extends to the light source plate 2, a through hole 411 is arranged in the center of the top wall 41, and the lens 3 is placed at the through hole 411. The arc surface of the face cover 4 which is recessed inward in a funnel shape extends to the position close to the light source plate 2 at the bottom, without using optical lens and reflecting paper, only using ordinary light-transmitting material as the lens can realize high light efficiency of more than 160 lm / W, greatly saving the production cost. Figure 2 and Figure 3As shown, the first side wall 12 of the base 1 is provided with a clamping block 121, and the face cover 4 further comprises a second side wall 42 provided with a clamping groove 421 adapted to the clamping block 121, so that the face cover 4 and the base 1 are detachably connected. The clamping block 121 and the clamping groove 421 form a snap structure, which makes the installation and disassembly more convenient. In the prior art, a protruding structure is usually arranged on the inner side of the face cover as a buckle position, and it is difficult to mold the arc face cover, which has a high production cost. In the utility model, the clamping block 121 is arranged on the inner side of the base 1 as a buckle position, and the clamping groove 421 is designed on the face cover 4 as a hole position, which is ingenious in design, easy to mold, and cost-saving.

[0032] In actual application, the combination of the clamping block 121 and the clamping groove 421 can be provided with multiple groups. In the embodiment, as shown in Figure 2 and Figure 3 , the clamping block 121 and the clamping groove 421 are respectively provided with four groups, and the four clamping blocks 121 and the four clamping grooves 421 are evenly arranged along the first side wall 12 and the second side wall 42 respectively, so that the face cover 4 and the base 1 are stably connected.

[0033] As shown in Figure 3 and Figure 4 , in the embodiment, the first clamping part 131 and the second clamping part 132 are further provided with a reinforcing rib 133 between the first clamping part 131 and the second clamping part 132 and the bottom wall 11, so that the mounting plate is more stably mounted. The light source mounting frame 13 further comprises a limiting part 134, which comprises a first wall 1341 and a second wall 1342 vertically connected in an L shape, the height of the first wall 1341 is lower than the height of the second wall 1342, and the light source plate 2 is provided with a slot 21 adapted to the second wall 1342 (see Figure 1 ). When the light source plate 2 is clamped with the first clamping part 131 and the second clamping part 132, the light source plate 2 abuts against the first wall 1341, and the second wall 1342 is clamped into the slot 21, as shown in Figure 5 . Through the cooperation of the limiting part 134 and the first clamping part 131 and the second clamping part 132, the displacement of the light source plate 2 is avoided. The limiting part 134 further comprises a third wall 1343, which is vertically connected to the end of the second wall 1342 away from the first wall 1341, and the height of the third wall 1343 is higher than the height of the first wall 1341, and when the light source plate 2 is installed, the third wall 1343 is located on the outer side of the light source plate 2. The third wall 1343 is arranged on the outer side of the light source plate 2 to protect the light source plate 2 and avoid left and right movement.

[0034] In actual application, the limiting part 134 can be provided with more than one, for example, two, three or four. When two are provided, the two limiting parts 134 can be arranged in a central symmetry along the center point of the light source mounting frame 13 (not shown in the figure). In this way, the two limiting parts 134 are respectively arranged at two diagonal positions of the light source mounting frame 13. The light source plate 2 is clamped into the light source mounting frame 13, and the installation is stable. In the embodiment, as shown inFigure 4 As shown, the limiting portions 134 are provided with four, four limiting portions 134 are respectively arranged at the four corners of the light source mounting frame 13.

[0035] In some embodiments, when a plurality of limiting portions 134 are provided, a foolproof mechanism can also be provided on one of the limiting portions 134. As shown, Figure 4 As shown, one of the limiting portions 134 also includes a fourth wall 1344, which is connected perpendicularly to the end of the third wall 1343 away from the second wall 1342, and the height of the fourth wall 1344 is higher than the height of the first wall 1341. The light source plate 2 is provided with a groove 22 adapted to be installed with the fourth wall 1344. Figure 1 The fourth wall 1344 and the groove 22 adapted to be installed on one of the limiting portions 134 can play a foolproof role. When two limiting portions 134 are provided, the above-mentioned foolproof mechanism can also be provided on one of the limiting portions 134.

[0036] As shown, Figure 3 In this embodiment, a stop block 122 is further provided between the bottom wall 11 and the first side wall 12. When the face cover 4 is clamped with the base 1, the stop block 122 abuts against the second side wall 42, which can effectively prevent the clamping block 121 from being pulled out of the clamping groove 421. As shown, Figure 2 The upper edge of the second side wall 42 is provided with a step portion 43 adapted to the first side wall 12. When the face cover 4 is installed with the base 1, the second side wall 42 is located on the inner side of the first side wall 12, and is clamped by the clamping block 121 and the clamping groove 421. The step portion 43 abuts against the first side wall 12, so that the appearance of the lamp holder is more flat and beautiful.

[0037] The above-mentioned is only the preferred embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation made under the inventive concept of the utility model, or direct / indirect application in other related technical fields is included in the patent protection range of the utility model.

Claims

1. A burner head assembly, characterized by The application relates to a light source plate (2) which is detachably connected to the middle part of a base (1), and a face cover (4) which is detachably connected to the base (1); the face cover (4) comprises a top wall (41) which is recessed inwards and funnel-shaped and extends towards the light source plate (2), and a through hole (411) is arranged in the center of the top wall (41), and the lens (3) is arranged at the through hole (411).

2. A base assembly as claimed in claim 1, wherein The base (1) comprises a bottom wall (11) and a first side wall (12), the light source plate (2) is arranged in a containing cavity formed by the bottom wall (11) and the first side wall (12), a light source mounting rack (13) is arranged in the middle part of the bottom wall (11), the light source plate (2) is adaptively arranged on the light source mounting rack (13), the light source mounting rack (13) comprises oppositely arranged first and second clamping portions (131) and (132) which are in inverted L shapes, and the light source plate (2) is clamped with the first and second clamping portions (131) and (132).

3. A base assembly as claimed in claim 2, wherein A clamping block (121) is arranged on the inner side of the first side wall (12); the face cover (4) further comprises a second side wall (42), and the second side wall (42) is provided with a clamping groove (421) which is adaptively arranged with the clamping block (121).

4. A base assembly as claimed in claim 2, wherein the base is formed from a single piece of material. The light source mounting rack (13) further comprises a limiting portion (134), the limiting portion (134) comprises first and second walls (1341) and (1342) which are vertically connected and in L shape, the height of the first wall (1341) is lower than that of the second wall (1342), a notch (21) is arranged on the light source plate (2) and is adaptively arranged with the second wall (1342), when the light source plate (2) is clamped with the first and second clamping portions (131) and (132), the light source plate (2) is in abutment with the first wall (1341), and the second wall (1342) is clamped into the notch (21).

5. A base assembly as claimed in claim 4, wherein the base is formed from a single piece of material. 5 The limiting portion (134) further comprises a third wall (1343), the third wall (1343) is vertically connected with one end of the second wall (1342) which is away from the first wall (1341), and the height of the third wall (1343) is higher than that of the first wall (1341); when the light source plate (2) is arranged, the third wall (1343) is located on the outer side of the light source plate (2).

6. A base assembly as claimed in claim 5, wherein the base is formed from a single piece of material. The limiting portion (134) is provided with two limiting portions (134) which are centrally symmetrically arranged along the center of the light source mounting rack (13).

7. A base assembly as claimed in claim 5, wherein the base is formed from a single piece of material. The limiting portion (134) is provided with four limiting portions (134) which are arranged at four corners of the light source mounting rack (13).

8. A burner cap assembly as claimed in either of claims 6 or 7, wherein, One of the limiting parts (134) further comprises a fourth wall (1344) which is perpendicularly connected with one end of the third wall (1343) away from the second wall (1342), and the height of the fourth wall (1344) is higher than that of the first wall (1341); a groove (22) is formed on the light source plate (2) and is adapted to the fourth wall (1344).

9. A base assembly as claimed in claim 2, wherein A stop block (122) is further arranged between the bottom wall (11) and the first side wall (12).

10. A base assembly as claimed in claim 3, wherein A stepped part (43) which is adapted to the first side wall (12) is arranged outside the upper edge of the second side wall (42).

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