Bidirectional thread locking type lighting device connecting component with anti-slip ring

Abstract

The utility model discloses a bidirectional thread locking type lighting device connecting component with an anti-slip ring, which comprises a hollow cylindrical body, a right-hand thread first screwing part which is screwed clockwise is arranged on the outer wall of the upper end of the hollow cylindrical body, and a left-hand thread second screwing part which is screwed anticlockwise is arranged on the outer wall of the lower end of the hollow cylindrical body. The first screwing part and the second screwing part are symmetrically distributed up and down in the axial direction of the body, and the thread screwing directions of the first screwing part and the second screwing part are opposite; o-shaped anti-skid rings and limiting step structures are arranged at the top end of the first screwing part and the bottom end of the second screwing part, each limiting step is of a bidirectional conical guide limiting structure, and the inner diameter of each limiting step is smaller than the inner diameter of threads of the first screwing part and the inner diameter of threads of the second screwing part. In addition, the O-shaped ring and the limiting step can effectively prevent the structure from loosening in the screwing or reverse rotation process, and the self-locking structure is particularly suitable for the fan lamp needing the forward and reverse rotation function, so that the fan lamp can safely achieve the forward and reverse air supply and ventilation functions.

Description

TECHNICAL FIELD

[0001] The utility model relates to lighting equipment connecting structure technical field, concretely is a two -way thread locking type lighting device connecting component with antiskid ring. BACKGROUND

[0002] In the prior art lighting equipment, the lamp holder and the lamp body or the base are generally connected by a one-way thread structure. However, this structure is prone to loosening and even falling off during the operation of the equipment due to factors such as vibration, reverse torque generated by the fan, etc., which poses a significant safety hazard. In particular in the field of fan lamps, the reverse rotation function of the fan is crucial for indoor ventilation and seasonal air supply mode switching, but the traditional screw-in fan lamp cannot realize reverse rotation due to the limitation of the one-way thread structure, and once forced to reverse, it may cause the risk of falling off, which seriously restricts the expansion of product functions. Although some products attempt to enhance the connection stability by using glue or buckles, such solutions have problems such as complex assembly and inconvenient maintenance, and are difficult to meet the development needs of modular and standardized lighting products. Therefore, it is necessary to design a two-way thread locking type lighting device connecting component with an antiskid ring. SUMMARY

[0003] The utility model aims at providing a two-way thread locking type lighting device connecting component with an antiskid ring to solve the problems raised in the background.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a two-way thread locking type lighting device connecting component with an antiskid ring, comprising a hollow cylindrical body;

[0005] The upper end of the hollow cylindrical body is provided with a right-handed thread first rotating joint part that is screwed clockwise, and the lower end of the body is provided with a left-handed thread second rotating joint part that is screwed counterclockwise,

[0006] The first rotating joint part and the second rotating joint part are symmetrically distributed along the axial direction of the body, and the thread directions of the two are opposite.

[0007] Preferably, O-shaped antiskid rings and limiting step structures are provided at the top end of the first rotating joint part and the bottom end of the second rotating joint part, the limiting step is a bidirectional conical guiding limiting structure, and the inner diameter of the limiting step is smaller than the thread inner diameter of the first rotating joint part and the second rotating joint part.

[0008] Preferably, the thread top of the first rotating joint part is provided with an antiskid groove or groove, an O-shaped ring is installed in the antiskid groove or groove, the O-shaped ring is interference-fitted in the antiskid groove or groove, and the outer peripheral surface of the O-shaped ring is in contact with the inner wall of the lamp holder.

[0009] Preferably, the bottom of the second screw thread is provided with an anti-skid groove or groove, and a lower O-ring is installed in the anti-skid groove or groove, and the outer circumferential surface of the lower O-ring is in contact with the inner wall of the lamp body.

[0010] Preferably, the lower part of the outer wall of the first screw thread is provided with a flat label sticking area, and the flat label sticking area is distributed above and below the second screw thread and does not overlap each other.

[0011] Preferably, the right-hand thread of the first screw thread is screwed and matched with the outer thread of the lamp cap, and the left-hand thread of the second screw thread is screwed and matched with the outer thread of the lamp body.

[0012] Beneficial effects:

[0013] (1) The utility model discloses novel structure design, and through the reverse locking design of right-hand thread and left-hand thread, the stable self-locking torque is formed, can effectively prevent the structure loosening in the process of screwing or reversing, especially suitable for the fan lamp needing forward and reverse functions, so that it can safely realize the forward and reverse air supply and ventilation functions.

[0014] (2) The O-ring provided in the utility model further improves the connection stability through physical friction, reduces the loosening risk caused by vibration, and enhances the sealing performance, and is suitable for high-vibration environment.

[0015] The above description is only a summary of the technical scheme of the embodiment of the application, in order to more clearly understand the technical means of the embodiment of the application, and can be implemented according to the content of the specification, and in order to make the above and other purposes, characteristics and advantages of the embodiment of the application more obvious and easy to understand, the following specific embodiment of the application is described BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a structural schematic diagram of the utility model;

[0017] Fig. 2 It is a front view of the utility model;

[0018] Fig. 3 It is a top view of the utility model;

[0019] In the drawing: hollow cylindrical body 1, first screw thread 2, second screw thread 3, upper O-ring 4, lower O-ring 5. DETAILED DESCRIPTION

[0020] In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the following will be combined with the accompanying drawings for the embodiments of the present application to make a clear and complete description of the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0021] 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 application belongs; the terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the present application; the use of the terms "including," "comprising," "having" and variations thereof herein is meant to encompass the inclusion of the recited elements but not the exclusion of others.

[0022] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive of one another.

[0023] The positional words appearing in the following description are the directions shown in the drawings, and are not limited to the specific structure of the present application. For example, in the description of the present application, the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0024] In addition, the terms "first", "second", and the like in the description and claims of the present application or the above drawings are used to distinguish different objects, and are not used to describe a particular order, and can explicitly or implicitly include one or more of the features.

[0025] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, the "connection" or "connecting" of mechanical structures can mean physical connection, for example, the physical connection can be fixed connection, for example, fixed connection by screws, bolts or other fixing members; the physical connection can also be detachable connection, for example, mutual clamping or clamping connection; the physical connection can also be integrally connected, for example, welding, bonding or integrally formed connection. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] In order to enable those skilled in the art to better understand the scheme of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings.

[0027] Please refer to Figs. 1-3 The utility model discloses a two -way thread locking type lighting device connecting component with antiskid ring, including hollow cylinder body 1,

[0028] The upper end inner wall of the hollow cylinder body 1 is provided with the right-hand thread first screwing part 2 that is screwed clockwise, and the lower end inner wall of the hollow cylinder body 1 is provided with the left-hand thread second screwing part 3 that is screwed counterclockwise,

[0029] The first screwing part 2 and the second screwing part 3 are symmetrically distributed along the body axial direction, and the thread directions of the two are opposite; the right-hand thread of the first screwing part 2 is screwed and matched with the outer thread of the lamp cap, and the left-hand thread of the second screwing part 3 is screwed and matched with the outer thread of the lamp body. Form the reverse locking structure of "the upper end right-hand thread screwing lamp cap, the lower end left-hand thread screwing lamp body", and the cooperation relationship of the thread direction and the screwing direction satisfies: when the body is rotated clockwise, the first screwing part screws the lamp cap; when the body is rotated counterclockwise, the second screwing part screws the lamp body.

[0030] In the utility model, the top end of the first screwing part 2 and the bottom end of the second screwing part 3 are provided with limit step structures, the limit step is two-way conical guide limit structure, the inner diameter is less than the thread inner diameter of the first screwing part and the second screwing part, and is less than the O-shaped antiskid ring, is used for limiting the screwing depth of lamp cap or lamp body when screwing, avoids the screwing misplacement, forms an inwardly converging annular taper face limit step in the inner wall, is close to the top and bottom two ends of the first and second screwing parts. The taper face is slightly converging towards the two ends, which is conducive to guiding the automatic centering when the thread is screwed in, so that the O-shaped ring contact surface is larger, and simultaneously has the functions of preventing retreat and buffering.

[0031] The utility model discloses, the screw thread top of first screwing part 2 is equipped with anti -skid groove or recess, install upper O ring 4 in anti -skid groove or recess, the interference pressure of upper O ring 4 is equipped in anti -skid groove or recess, and its outer periphery surface contacts with the inner wall of lamp cap, the screw thread bottom of second screwing part 3 is equipped with anti -skid groove or recess, install lower O ring 5 in anti -skid groove or recess, and the interference pressure of lower O ring 5 is equipped in anti -skid groove or recess, and its outer periphery surface contacts with the inner wall of lamp body. O ring is fixed in recess through pressure allocation mode, and the anti -shock effect of preventing loosening is enhanced through the increase contact surface friction, and the sealing property of connecting position is improved simultaneously.

[0032] In addition, in the utility model, the bottom of the outer wall of the first screwing part 2 is provided with a flat label sticking area, and the flat label sticking area is distributed above and below the second screwing part 3 and does not overlap each other. The flat label sticking area is used for sticking traceability labels and anti-fake labels (such as laser labels, NFC stickers and the like), so as to meet the product traceability and anti-fake requirements.

[0033] The connecting member is a hollow cylindrical structure, which is made of flame-retardant PC material by injection molding. The right-handed thread at the upper end is screwed with a standard lamp cap interface (such as E27, E26, E14), and the left-handed thread at the lower end is screwed with a lamp body structure, forming a reverse locking combination. The bottom limiting step is limited by a bidirectional conical guide limiting structure to avoid over-screwing or deflection. The O-shaped silicone anti-skid ring with a circular cross section is pressed and fitted in the groove of the outer wall to enhance the connection stability and sealing property through friction. The 20mm*10mm flat area on the outer side can stick anti-fake labels or NFC traceability elements. In the application scenario of fan lamps, the member can keep the structure stable when the fan rotates forward or reversely due to the self-locking characteristics of the bidirectional thread, solves the problem that the traditional unidirectional thread cannot bear the reverse torque, and significantly improves the product functional integrity and use safety.

[0034] In summary, the utility model has novel structure design, forms stable self-locking torque through the reverse locking design of right-handed thread and left-handed thread, can effectively prevent structural loosening during screwing or reversing, and is especially suitable for fan lamps requiring forward and reverse rotation functions, so that the fan lamps can safely realize forward and reverse air supply and ventilation functions.

[0035] The above-described embodiments are only used to illustrate the technical solutions of the present application, rather than limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for some technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A two-way threaded lighting fixture connection member with an anti-slip ring, characterized by: The hollow cylindrical body (1) is provided with a clockwise right-handed thread first screwing part (2) on the upper end inner wall, and a counterclockwise left-handed thread second screwing part (3) on the lower end inner wall. The first screwing part (2) and the second screwing part (3) are symmetrically distributed along the body axis, and the thread directions of the two are opposite. The top end of the first screwing part and the bottom end of the second screwing part are provided with O-shaped anti-skid rings and limiting step structures, and the limiting step is a bidirectional tapered guiding limiting structure, and the inner diameter is smaller than the thread inner diameter of the first screwing part and the second screwing part.

2. A two-way threaded lighting fixture connection member with an anti-slip collar according to claim 1, characterized in that: The thread top of the first screwing part (2) is provided with an anti-skid groove or groove, and an upper O-shaped ring (4) is installed in the anti-skid groove or groove.

3. A two-way threaded lighting fixture connection member with an anti-slip collar according to claim 1, characterized in that: The thread bottom of the second screwing part (3) is provided with an anti-skid groove or groove, and a lower O-shaped ring (5) is installed in the anti-skid groove or groove.

4. A two-way threaded lighting fixture connection member with an anti-slip collar according to claim 1, characterized in that: The bottom outer wall of the first screwing part (2) is provided with a flat label sticking area, and the flat label sticking area is distributed above and below the second screwing part (3) and does not overlap each other.

5. The two-way threaded lighting fixture connection member with anti-slip collar of claim 1, wherein: The right-handed thread of the first screwing part (2) is screwed and matched with the outer thread of the lamp holder, and the left-handed thread of the second screwing part (3) is screwed and matched with the outer thread of the lamp body.

6. A two-way threaded lighting fixture connection member with an anti-slip collar according to claim 1, characterized in that: ​

Images