Ceiling mounting structure and ceiling lamp

CN224814888UActive Publication Date: 2026-09-29HUIZHOU NVC OPTOELECTRONICS TECH CO LTD
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Patent Information

Application Number
CN202521879455.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-01
Publication Date
2026-09-29
Estimated Expiration
2035-09-01

AI Technical Summary

Technical Problem

[0004]然而,对于小型的吸顶灯而言,螺纹连接结构需要从吸顶灯的侧部进行安装操作,其操作繁琐且需要足够的安装间距,导致吸顶灯无法做薄做小;旋扣或卡扣结构需要提前将结构成型于灯体上,其结构零件无法通用,增加了吸顶灯的生产成本;而弹片结构虽然安装便捷,但安装后弹力无法释放,长期使用后,弹片的弹性会大幅降低,使吸顶灯的固定不再牢靠

Benefits of technology

[0022]所述安全吊绳的一端与所述第二支架固定连接,另一端穿过所述第一支架上设置的吊绳固定孔与第一支架固定连接。

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Abstract

The utility model provides a ceiling mounting structure, including first support and second support of carding connection, first support includes first base plate and first elastic arm of opposite setting, first elastic arm forms from the edge of first base plate, first elastic arm is equipped with first bending part, second support is fixedly connected with the lamp body, and second support includes second base plate and second elastic arm of opposite setting, second elastic arm forms from the edge of second base plate, and second elastic arm is equipped with second bending part, second base plate and second elastic arm surround and form mounting space, first bending part has the support structure of V or C, and first bending part inserts mounting space, and in the inside side abuts at second bending part. The ceiling mounting structure shape and simple structure are convenient to install, and the versatility is strong. The utility model also provides a ceiling lamp including the ceiling mounting structure.
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Description

Technical Field

[0001] This utility model belongs to the field of lighting device technology, specifically relating to a ceiling mounting structure and a ceiling light. Background Technology

[0002] Ceiling lights are typically installed on the ceiling of a room for general or localized lighting and are one of the most commonly used indoor lighting fixtures.

[0003] As ceiling lights become more widely used, their shapes and installation structures are becoming increasingly complex and diverse. Currently, the mainstream methods for fixing ceiling lights to the ceiling include threaded connections, screw or snap fasteners, and spring clips.

[0004] However, for small ceiling lights, threaded connections require installation from the side, which is cumbersome and requires sufficient spacing, preventing the lights from being made thinner or smaller. Twisted or snap-on connections require pre-molded components, increasing production costs due to the lack of interchangeable parts. While spring-loaded connections are convenient, the spring force cannot be released after installation, leading to a significant decrease in elasticity over time and making the light less secure. Therefore, achieving a more convenient fixing method while improving versatility and cost-effectiveness has become a new challenge for ceiling light products. Summary of the Invention

[0005] To address the shortcomings of existing technologies, this utility model provides a ceiling-mounted installation structure and a ceiling light. Through a simple first bracket and second bracket interlocking, the ceiling light is fixed to an external foundation. This improves installation efficiency and lifespan while offering high structural versatility and lower manufacturing costs. Furthermore, the ceiling light can be made thinner and smaller, thereby increasing the space utilization of the installation area.

[0006] The technical effect to be achieved by this utility model is realized through the following technical solution:

[0007] In a first aspect, this utility model provides a ceiling mounting structure, including a first bracket and a second bracket that are snapped together;

[0008] The first support includes a first base plate and a first elastic arm disposed opposite to it. The first elastic arm extends from the edge of the first base plate and has a first bending portion.

[0009] The second bracket is fixedly connected to the lamp body. The second bracket includes a second base plate and a second spring arm disposed opposite to it. The second spring arm extends from the edge of the second base plate and has a second bending portion.

[0010] The second substrate and the second elastic arm surround to form an installation space. The first bending portion has a V-shaped or C-shaped support structure. The first bending portion is inserted into the installation space and abuts against the second bending portion on the inside.

[0011] In some implementations, the second bending portion has a V-shaped or C-shaped mating structure; the first bracket is fixedly connected to the external foundation, and the first bracket and the second bracket are detachably snapped together.

[0012] In some implementations, the first substrate and the first elastic arms vertically disposed on both sides of the first substrate surround each other to form a receiving space;

[0013] The first bending portion is disposed at the end of the first elastic arm. The first bending portion first extends away from the receiving space to form a first fixed section, and then extends towards the receiving space to form a first guide section.

[0014] In some implementations, the second spring arm is vertically disposed on both sides of the second substrate;

[0015] The second bending portion is disposed at the end of the second elastic arm. The second bending portion first extends towards the direction close to the installation space to form a second fixing section, and then extends away from the installation space to form a second guide section. A clamping groove is formed between the second fixing section and the second elastic arm.

[0016] In some implementations, with the guidance of the first guide segment and the second guide segment, the first bent portion is inserted into the clamping groove, and the first fixing segment abuts against the second fixing segment.

[0017] In some implementations, the first fixing segment and the first substrate have an included angle α, and the second fixing segment and the second substrate have an included angle β. The included angles α and β have the following relationship: α≤β<90°.

[0018] In some implementations, the first support further includes a protrusion that is continuously distributed across the entire first substrate and a portion of the first spring arm, and the protrusion is arcuately raised toward the receiving space.

[0019] In some implementations, both the first bracket and the second bracket are integrally stamped metal parts.

[0020] Secondly, this utility model provides a ceiling light, including a lamp body and any of the above-mentioned ceiling mounting structures. The lamp body includes a receiving cavity and a light emitting cavity, and the ceiling mounting structure is disposed in the receiving cavity. The light emitting cavity is provided with a light-emitting component and an optical component.

[0021] In some implementations, fasteners, cables, and safety ropes are also included. The first substrate has a first through hole and a second through hole. The fastener passes through the first through hole and is fixed to the external base. One end of the cable is connected to the light-emitting component, and the other end passes through the second through hole and is connected to an external power source. The second bracket is welded and fixed in the accommodating cavity.

[0022] One end of the safety rope is fixedly connected to the second bracket, and the other end passes through the rope fixing hole provided on the first bracket and is fixedly connected to the first bracket.

[0023] In summary, this utility model has at least the following advantages:

[0024] 1. The ceiling mounting structure provided by this utility model connects the second bracket fixed to the lamp body with the first bracket, making the installation of the ceiling light convenient and efficient. The first bracket and the second bracket have simple shapes and structures, strong versatility, and are suitable for different types and shapes of ceiling lights. Mass production can achieve lower manufacturing costs.

[0025] 2. The ceiling mounting structure provided by this utility model has a first bent portion inserted into the installation space and abutting against the second bent portion on the inside, which reduces the elastic deformation of the first and second brackets after installation and fixation, and significantly improves the service life of the mounting structure.

[0026] 3. The ceiling light provided by this utility model incorporates the ceiling mounting structure within a cavity, resulting in a simpler and more aesthetically pleasing overall design of the light body and its external base without compromising the installation effect. Furthermore, the ceiling light can be made thinner and smaller, improving space utilization. Attached Figure Description

[0027] Figure 1 This is an exploded view of the ceiling-mounted structure of Example 1.

[0028] Figure 2 This is an axonometric view of the first bracket in Example 1.

[0029] Figure 3 This is an axonometric view of the second bracket in Example 1.

[0030] Figure 4 This is a front view of the first and second brackets after they are engaged in Example 1.

[0031] Figure 5 This is an axonometric view of the ceiling light in Example 2 from a top-down angle.

[0032] Figure 6 This is an axonometric view of the ceiling light in Example 2 from an upward viewing angle.

[0033] Figure 7This is an axonometric view of the ceiling light in Example 3.

[0034] Figure 8 This is an axonometric view of the ceiling light when the first and second supports are separated in Example 3.

[0035] Figure 9 for Figure 7 AA section view in the image.

[0036] Marked in the image:

[0037] 100. Ceiling-mounted installation structure;

[0038] 200. Ceiling light;

[0039] 300. External foundation;

[0040] 1. First bracket; 11. First base plate; 111. First through hole; 112. Second through hole; 113. Suspension rope fixing hole; 12. First spring arm; 121. First bending part; 1211. First guide section; 1212. First fixing section; 13. Accommodation space; 14. Protrusion.

[0041] 2. Second bracket; 21. Second base plate; 22. Second spring arm; 221. Second bending part; 2211. Second fixing section; 2212. Second guide section; 2213. Clamping groove; 23. Installation space.

[0042] 3. Lamp body; 31. Receiving cavity; 32. Light emitting cavity; 321. Light emitting component; 322. Optical component;

[0043] 4. Fasteners;

[0044] 5. Cables;

[0045] 6. Safety rope;

[0046] α, the angle between the first fixed segment and the first substrate;

[0047] β, the angle between the second fixed segment and the second substrate. Detailed Implementation

[0048] To facilitate understanding of this utility model, a more comprehensive description will be given below with reference to the accompanying drawings and specific embodiments. The drawings illustrate preferred embodiments of this utility model. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure of this utility model.

[0049] It should be noted that when a component is said to be "fixed to" another component, it can be directly attached to the other component or there may be an intervening component. When a component is said to be "connected to" another component, it can be directly connected to the other component or there may be an intervening component.

[0050] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the product of this utility model is in use. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first," "second," and "third," etc., are only used to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0051] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used in this specification is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

[0052] Example 1:

[0053] like Figures 1-4 As shown, this embodiment provides a ceiling-mounted structure 100 for fixing a ceiling light to an external base 300 such as a ceiling or wall. The ceiling-mounted structure 100 includes a first bracket 1 and a second bracket 2 that are engaged and connected.

[0054] The first bracket 1 includes a first base plate 11 and a first spring arm 12 disposed opposite to it. The first spring arm 12 extends from the edge of the first base plate 11 and has a first bending portion 121. The first bracket 1 is fixedly connected to the external base 300, and the second bracket 2 is fixedly connected to the lamp body. The second bracket 2 includes a second base plate 21 and a second spring arm 22 disposed opposite to it. The second spring arm 22 extends from the edge of the second base plate 21 and has a second bending portion 221.

[0055] Specifically, the second substrate 21 and the second spring arm 22 surround to form the mounting space 23, and the first bending portion 121 has a V-shaped or C-shaped support structure. The first bending portion 121 is inserted into the mounting space 23 and abuts against the second bending portion 221 on the inside.

[0056] The second bracket 2 is pre-fixed to the mounting end of the lamp body during the production of the ceiling light. During installation, one side of the second spring arm 22 faces the first bracket 1 and moves closer to the first spring arm 12 until the first bent portion 121 is inserted into the mounting space 23. The first bent portion 121, which has a V-shaped or C-shaped support structure, abuts against the second bent portion 221 on its inner side, restricting the position of the second bracket 2, thereby fixing the ceiling light to the external base 300.

[0057] The ceiling-mounted structure 100 of this embodiment can fix the ceiling light to the external base 300 through the engagement of the first bracket 1 and the second bracket 2, making the fixing operation of the ceiling light convenient and efficient. The second bracket 2 is applicable to different types and shapes of ceiling lights. Therefore, compared with existing screw fixing, screw fastening, or snap-on fixing methods, its structure is simple and highly versatile. As can be seen from their appearance, the first bracket 1 and the second bracket 2 have simple and similar shapes, and the production equipment and processes partially overlap. Combined with their high versatility, the first bracket 1 and the second bracket 2 can achieve lower manufacturing costs during production.

[0058] Secondly, unlike the traditional spring clip clamping method, the first bent portion 121 is inserted into the installation space 23 and abuts against the second bent portion 221 on the inside. During installation and use, the first bracket 1 and the second bracket 2 do not need to maintain a large elastic clamping force at all times. The fatigue deformation of the first spring arm 12 and the second spring arm 22 is also greatly reduced during long-term use, significantly improving the service life of the first bracket 1 and the second bracket 2 and ensuring the ceiling light is firm and stable during long-term use.

[0059] In some embodiments, the second bending portion 221 also has a V-shaped or C-shaped mating structure, thereby cooperating with the support structure of the first bending portion 121. The first bracket 1 is fixedly connected to the external base 300. For a ceiling light equipped with the second bracket 2, installation is complete simply by aligning the first spring arm 12 and the second spring arm 22, and then inserting the first bending portion 121 into the installation space 23. The first bracket 1 and the second bracket 2 are detachably snapped together. If it is necessary to detach the ceiling light from the external base 300, simply apply force away from the external base 300 to disengage the first bending portion 121 from the installation space 23.

[0060] In other embodiments, a receiving space 13 is formed by the first substrate 11 and the first elastic arms 12 perpendicularly disposed on both sides of the first substrate 11. A first bending portion 121 is disposed at the end of the first elastic arm 12. The first bending portion 121 first extends away from the receiving space 13 to form a first fixing segment 1212, and then extends towards the receiving space 13 to form a first guide segment 1211. In this embodiment, the first fixing segment 1212 and the first guide segment 1211 have a V-shaped structure. When the first bending portion 121 is pushed into the mounting space 23, the first guide segment 1211 abuts against and avoids the second bending portion 221, causing the first elastic arm 12 to deform and bend inward until the first bending portion 121 passes around the second bending portion 221. Subsequently, the second bracket 2 is released, and the first fixing segment 1212 abuts against the second bending portion 221.

[0061] Furthermore, the second spring arm 22 is also vertically disposed on both sides of the second substrate 21. A second bending portion 221 is disposed at the end of the second spring arm 22. The second bending portion 221 first extends towards the mounting space 23 to form a second fixing section 2211, and then extends away from the mounting space 23 to form a second guide section 2212. A clamping groove 2213 is formed between the second fixing section 2211 and the second spring arm 22. In this embodiment, the second fixing section 2211 and the second guide section 2212 are also V-shaped structures. Similarly, the second guide section 2212 abuts against the first bending portion 121, causing the second spring arm 22 to deform and bend, facilitating the first bending portion 121 to avoid the second bending portion 221, thereby allowing the first bending portion 121 to quickly enter the mounting space 23.

[0062] Furthermore, guided by the first guide section 1211 and the second guide section 2212, the first bent portion 121 inserts into the clamping groove 2213, and the first fixed section 1212 abuts against the second fixed section 2211. Both the first elastic arm 12 and the second elastic arm 22 deform under the guidance of the first guide section 1211 and the second guide section 2212, preventing either elastic arm from undergoing irreversible deformation due to excessive deformation, thus improving their service life. The first guide section 1211 and the second guide section 2212 also provide installers with a better installation feel, allowing installation to be completed without tight alignment, lowering the installation threshold. After the first bent portion 121 inserts into the clamping groove 2213, the movement of the first bracket 1 and the second bracket 2 in the extension direction of the first elastic arm 12 is restricted, effectively ensuring the ceiling light is securely fixed.

[0063] Meanwhile, the first bending part 121 is inserted into the clamping groove 2213, providing deformation space for the first spring arm 12 and the second spring arm 22 to release force. After the first bracket 1 and the second bracket 2 are engaged, the first spring arm 12 and the second spring arm 22 are in a state of no force or slight force. Compared with the fixed structure of elastic clamping, the first bracket 1 and the second bracket 2 have a longer service life.

[0064] exist Figures 1-3 Further reading based on this. Figure 4 The first fixed segment 1212 and the first substrate 11 have an included angle α, and the second fixed segment 2211 and the second substrate 21 have an included angle β. The included angles α and β have the relationship: α≤β<90°. The force on the second support 2 is transmitted to the first bending portion 121, and the first fixed segment 1212 is subjected to force, which drives the first elastic arm 12 to bend elastically. When α≤β, the tangential component of the force on the first elastic arm 12 will decrease, thereby reducing the bending deformation of the first elastic arm 12 and improving the load-bearing capacity and firmness of the first support 1.

[0065] In some embodiments, the first support 1 further includes protrusions 14, which are continuously distributed across the entire first substrate 11 and a portion of the first elastic arm 12. In this embodiment, the protrusions 14 are disposed on both sides of the first substrate 11 in the width direction and extend to the first elastic arm 12. Adding the protrusions 14 enhances the bending resistance of the first substrate 11 and the first elastic arm 12, improving the load-bearing capacity of the first support 1. It also allows for a reduction in the thickness and weight of the first support 1 while maintaining the same load-bearing capacity, thereby reducing the installation difficulty of the first support 1. To meet production requirements, ensure the effective load-bearing capacity of the protrusions 14, and provide greater elasticity to the first elastic arm 12, the protrusions 14 should be arc-shaped and bulge towards the accommodating space 13.

[0066] In some embodiments, the width of the first bracket 1 is smaller than the width of the second bracket 2 along a direction parallel to the first spring arm 12 and the first substrate 11. After the first bracket 1 and the second bracket 2 are snapped together, the width of the first bracket 1 and the second bracket 2 can still be finely adjusted. Compared with existing threaded connections and snap-fit ​​connections, the lamp body does not need to be accurately aligned during installation, making installation more convenient.

[0067] In some embodiments, the first bracket 1 and the second bracket 2 are both integrally stamped metal parts. By using sheet metal processing technology, the first bracket 1 and the second bracket 2 are completed through processes such as punching, shearing, stamping, and bending, which has better forming efficiency.

[0068] In summary, the ceiling mounting structure provided in this embodiment connects the second bracket fixed to the lamp body with the first bracket, making the fixing operation of the ceiling light convenient and efficient. The first and second brackets have simple shapes and structures, are suitable for different types and shapes of ceiling lights, have strong versatility, and can achieve lower manufacturing costs.

[0069] Secondly, the first bend inserts into the installation space and abuts against the second bend on the inside, which reduces the elastic deformation of the first and second brackets after installation and fixation, and improves the service life of the installation structure.

[0070] Example 2:

[0071] exist Figures 1-4 Based on the above, refer to Figures 5-6 This embodiment provides a ceiling light 200, which is a small, lightweight ceiling light, including a lamp body 3 and the ceiling mounting structure 100 described in Embodiment 1. The lamp body 3 includes a receiving cavity 31 and a light emitting cavity 32. The ceiling mounting structure 100 is disposed in the receiving cavity 31, and the light emitting cavity 32 is provided with a light-emitting component 321 and an optical component 322.

[0072] Furthermore, the ceiling mounting structure 100 is disposed within the receiving cavity 31. Specifically, during the installation of the ceiling light 200, the edge of the receiving cavity 31 is flush with the external base 300, achieving a concealed installation effect for the ceiling mounting structure 100. Due to the structural and shape characteristics of the first bracket 1 and the second bracket 2, the ceiling light 200 can be made thinner and smaller. In indoor spaces with limited height, the ceiling light 200 provided in this embodiment can reduce the occupation of height space and improve space utilization.

[0073] In other embodiments, the lamp body 3 has a square structure, and the two second elastic arms 22 are adjacent to the inner wall of the accommodating cavity 31 of the lamp body 3. When the second elastic arms 22 are subjected to elastic bending, the lamp body 3 further restricts the deformation range of the second elastic arms 22, thereby improving the stability of the ceiling light 200 after installation.

[0074] In summary, the ceiling light provided in this embodiment incorporates the ceiling mounting structure within the accommodating cavity, resulting in a simpler and more aesthetically pleasing overall design of the light body and its external base without compromising the installation effect. Furthermore, the ceiling light can be made thinner and smaller, improving space utilization.

[0075] Example 3:

[0076] Please Figures 1-6 Based on the above, refer to Figures 7-9 This embodiment provides a ceiling light 200, which is an optimization and adjustment based on embodiment 2. The ceiling light 200 includes a fastener 4, a cable 5, and a safety rope 6. A first through hole 111 and a second through hole 112 are provided on the first base plate 11 of the first bracket 1. The fastener 4 passes through the first through hole 111 and is fixed to the external base 300. In this embodiment, the fastener 4 is an expansion screw, and a pre-drilled hole is also drilled in the external base 300. Of course, other types of fasteners, such as chemical rivets, can also be used in other embodiments. At least two first through holes 111 are provided and are located near the connection between the first base plate 11 and the first spring arm 12, so that the first base plate 11 is more stable after the first bracket 1 is fixed. One end of the cable 5 is connected to the light-emitting component 321, and the other end passes through the second through hole 112 and is connected to an external power source to supply power to the light-emitting component 321.

[0077] Furthermore, the second bracket 2 is welded and fixed in the receiving cavity 31. This eliminates the need for additional parts when fixing the second bracket 2, and also makes the connection between the second bracket 2 and the lamp body 3 more stable and reliable.

[0078] Furthermore, to simplify the structure of the lamp body 3 and make it thinner, the accommodating cavity 31 and the light-emitting cavity 32 of the lamp body 3 are integrally connected, and the edge of the second substrate 21 is welded to the lamp body 3, thereby fixing the second bracket 2 inside the lamp body 3. After welding, the second substrate 21 becomes part of the lamp body 3. In some embodiments, the light-emitting component 321 and the optical component 322 in the light-emitting cavity can be directly fixedly connected to the second substrate 21, eliminating the need for the mounting structure provided by the lamp body 3 for the light-emitting component 321 and the optical component 322.

[0079] Of course, to improve safety during installation, in this embodiment, one end of the safety rope 6 is fixedly connected to the second bracket 2, and the other end passes through the rope fixing hole 113 provided on the first bracket 1 and is fixedly connected to the first bracket 1. When the ceiling light 200 is fixedly installed, the safety rope 6 can prevent the light body from falling and being damaged.

[0080] The above description is merely an example and illustration of the structure of this utility model, and while the description is quite specific and detailed, it should not be construed as limiting the scope of this utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these obvious substitutions all fall within the protection scope of this utility model.

Claims

1. A ceiling-mounted structure, characterized in that, Includes a first bracket and a second bracket that engage with each other; The first support includes a first base plate and a first elastic arm disposed opposite to it. The first elastic arm extends from the edge of the first base plate and has a first bending portion. The second bracket is fixedly connected to the lamp body. The second bracket includes a second base plate and a second spring arm disposed opposite to it. The second spring arm extends from the edge of the second base plate and has a second bending portion. The second substrate and the second spring arm surround to form an installation space. The first bending portion has a V-shaped or C-shaped support structure. The first bending portion is inserted into the installation space and abuts against the second bending portion on the inside.

2. The ceiling-mounted structure according to claim 1, characterized in that, The second bending part has a V-shaped or C-shaped mating structure; the first bracket is fixedly connected to the external foundation, and the first bracket and the second bracket are detachably snapped together.

3. The ceiling-mounted structure according to claim 1, characterized in that, The first substrate and the first elastic arms vertically disposed on both sides of the first substrate surround each other to form a receiving space; The first bending portion is disposed at the end of the first elastic arm. The first bending portion first extends away from the receiving space to form a first fixed section, and then extends towards the receiving space to form a first guide section.

4. The ceiling-mounted structure according to claim 3, characterized in that, The second spring arm is vertically disposed on both sides of the second substrate; The second bending portion is disposed at the end of the second elastic arm. The second bending portion first extends towards the direction close to the installation space to form a second fixing section, and then extends away from the installation space to form a second guide section. A clamping groove is formed between the second fixing section and the second elastic arm.

5. The ceiling-mounted structure according to claim 4, characterized in that, With the guidance and cooperation of the first guide section and the second guide section, the first bent portion is inserted into the clamping groove, and the first fixing section abuts against the second fixing section.

6. The ceiling-mounted structure according to claim 4, characterized in that, The first fixing segment and the first substrate have an included angle α, and the second fixing segment and the second substrate have an included angle β. The included angles α and β have the following relationship: α≤β<90°.

7. The ceiling-mounted structure according to claim 3, characterized in that, The first support also includes a protrusion, which is continuously distributed across the entire first substrate and a portion of the first spring arm, and the protrusion is arc-shaped and protrudes toward the receiving space.

8. The ceiling-mounted structure according to claim 1, characterized in that, Both the first bracket and the second bracket are integrally stamped metal parts.

9. A ceiling light, characterized in that, The invention includes a lamp body and a ceiling-mounted structure as described in any one of claims 1-8. The lamp body includes a receiving cavity and a light-emitting cavity, and the ceiling-mounted structure is disposed in the receiving cavity. The light-emitting cavity is provided with a light-emitting component and an optical component.

10. The ceiling light according to claim 9, characterized in that, It also includes fasteners, cables, and safety ropes. The first substrate has a first through hole and a second through hole. The fastener passes through the first through hole and is fixed to the external base. One end of the cable is connected to the light-emitting component, and the other end passes through the second through hole and is connected to an external power source. The second bracket is welded and fixed in the accommodating cavity. One end of the safety rope is fixedly connected to the second bracket, and the other end passes through the rope fixing hole provided on the first bracket and is fixedly connected to the first bracket.