CN219242439U

CN219242439U - Self-locking rotating shaft with anti-corrosion function for desk lamp

Info

Publication number: CN219242439U
Application number: CN202320585088.2U
Authority: CN
Inventors: 方国章; 王海文; 徐亿超
Original assignee: Suzhou Texin Precision Electronics Co ltd
Current assignee: Suzhou Texin Precision Electronics Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-06-23
Anticipated expiration: 2033-03-23

Abstract

The utility model discloses a self-locking rotating shaft with an anti-corrosion function for a desk lamp, which comprises a rotating shaft used for connecting two mutually matched connecting blocks, wherein the two connecting blocks are respectively connected with a first connecting rod arranged on a lamp holder and a second connecting rod arranged on a base, and the two connecting blocks are connected through the rotating shaft with a self-locking structure; the self-locking structure is arranged on the rotating shaft body of the rotating shaft and comprises a pop-up structure used for locking and a driving structure used for winding and unwinding the pop-up structure, the pop-up structure is arranged at one end, opposite to the baffle, of the rotating shaft body, and the driving structure is arranged in the rotating shaft body. Through the mode, the self-locking rotating shaft for the desk lamp with the anti-corrosion function adopts a self-locking structure, and can be used for firmly connecting the two connecting blocks without tools, so that the desk lamp with the anti-corrosion function is more convenient and faster to install and maintain.

Description

Self-locking rotating shaft with anti-corrosion function for desk lamp

Technical Field

The utility model relates to the technical field of desk lamps, in particular to a self-locking rotating shaft with an anti-corrosion function for a desk lamp.

Background

The two connecting blocks of the existing desk lamp are mutually matched to rotate, and are connected through the rotating shaft, so that the two connecting blocks can rotate relatively, the rotating shaft and the two connecting blocks are separated from each other in order to avoid rotation, the rotating shaft and the two connecting blocks are firmly connected with each other by means of tools and other parts in installation, and the two connecting blocks are very troublesome in damage and replacement of one side of the two connecting blocks and must be replaced by means of the tools.

Disclosure of Invention

The utility model mainly solves the technical problem of providing the self-locking rotating shaft with the anti-corrosion function for the desk lamp, and the two connecting blocks can be firmly connected without tools.

In order to solve the technical problems, the utility model adopts a technical scheme that: the self-locking rotating shaft for the desk lamp with the anti-corrosion function comprises a rotating shaft for connecting two mutually matched connecting blocks, wherein the two connecting blocks are respectively connected with a first connecting rod arranged on a lamp holder and a second connecting rod arranged on a base, and the two connecting blocks are connected through the rotating shaft with a self-locking structure;

the self-locking structure is arranged on the rotating shaft body of the rotating shaft and comprises a pop-up structure used for locking and a driving structure used for winding and unwinding the pop-up structure, the pop-up structure is arranged at one end, opposite to the baffle, of the rotating shaft body, and the driving structure is arranged in the rotating shaft body.

In a preferred embodiment of the present utility model, the ejecting structure includes a locking block and a mounting groove, the mounting groove is formed on a side of the rotating shaft body opposite to the baffle, and the locking block is placed in the mounting groove.

In a preferred embodiment of the utility model, the top of the locking block is a narrow-diameter section, the bottom of the locking block is a wide-diameter section, the wide-diameter section is matched with the mounting groove, a spring groove is defined between the narrow-diameter section and the mounting groove, and a first return spring is arranged in the spring groove.

In a preferred embodiment of the utility model, a limiting ring is arranged at the notch of the mounting groove, and the limiting ring is contacted with the top of the first return spring.

In a preferred embodiment of the present utility model, the driving structure includes a moving shaft and a through hole, the through hole is formed in the rotating shaft body, the moving shaft is placed in the through hole, a pressing plate is disposed on the right side of the moving shaft, and a second return spring is installed between the pressing plate and a groove on the right side of the rotating shaft body.

In a preferred embodiment of the utility model, the left side of the movable shaft and the right side of the locking block are respectively provided with a chamfer which is matched with each other.

In a preferred embodiment of the present utility model, a circle of positioning ring is provided on the outer wall of the movable shaft, and the positioning ring is matched with the positioning groove at the bottom of the locking block.

In a preferred embodiment of the present utility model, the outer wall of the shaft body is coated with a corrosion-resistant coating.

The beneficial effects of the utility model are as follows: according to the self-locking rotating shaft for the desk lamp with the anti-corrosion function, the self-locking structure is adopted, and the two connecting blocks can be firmly connected without tools, so that the desk lamp is more convenient and quicker to install and maintain, meanwhile, the anti-corrosion coating is coated on the surface, the anti-corrosion function of the rotating shaft is improved, and the service life of the rotating shaft is greatly prolonged.

Drawings

Fig. 1 is a sectional view of a self-locking rotating shaft with a corrosion resistance for a desk lamp connected with a connecting block.

Fig. 2 is a cross-sectional view of a self-locking rotary shaft for a desk lamp with an anti-corrosion function.

The components in the drawings are marked as follows: 1. a rotating shaft body; 2. a locking block; 3. a mounting groove; 4. a baffle; 5. a first return spring; 6. a second return spring; 7. a limiting ring; 8. a movable shaft; 9. a through hole; 10. pressing the plate; 11. a groove; 12. chamfering; 13. a positioning ring; 14. a positioning groove; 15. a connecting block; 16. and a rotating shaft hole.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Please refer to fig. 1 and fig. 2, a self-locking rotating shaft for desk lamp with anti-corrosion function, including the rotating shaft that is used for connecting two mutually supporting connecting blocks 15, two connecting blocks 15 are connected with the head rod of installing on the lamp holder and the second connecting rod of installing on the base respectively, two connecting blocks 15 are connected through the rotating shaft that has self-locking structure, need not just can accomplish with the help of the instrument to two firm connection of connecting blocks 15 for convenient and fast more when installation maintenance.

The self-locking structure is arranged on the rotating shaft body 1 of the rotating shaft and comprises a pop-up structure used for locking and a driving structure used for winding and unwinding the pop-up structure, the pop-up structure is arranged at one end, opposite to the baffle 4, of the rotating shaft body 1, and the driving structure is arranged in the rotating shaft body 1.

The pop-up structure comprises a locking block 2 and a mounting groove 3, wherein the mounting groove 3 is formed in one side, opposite to the baffle 4, of the rotating shaft body 1, the locking block 2 is placed in the mounting groove 3, and the locking block 2 and the baffle 4 clamp two connecting blocks 15 through the extension of the locking block 2, so that the locking is achieved, and the two connecting blocks 15 are firmly connected.

The top of the locking block 2 is a narrow diameter section, the bottom of the locking block is a wide diameter section, the wide diameter section is matched with the mounting groove 3, a spring groove is formed between the narrow diameter section and the mounting groove 3, a first return spring 5 is arranged in the spring groove, and the first return spring 5 is used for returning the locking block 2 during disassembly, so that the rotating shaft body 1 is conveniently pulled out.

The notch department that is located mounting groove 3 is equipped with spacing ring 7, spacing ring 7 with first return spring 5 top contacts, spacing ring 7 is right first return spring 5 has played spacing effect, prevents it by wide footpath section release mounting groove 3, simultaneously with wide footpath section cooperation for first return spring 5 compresses, thereby makes when dismantling locking piece 2 return.

The driving structure comprises a movable shaft 8 and a through hole 9, the through hole 9 is formed in the rotating shaft body 1, the movable shaft 8 is placed in the through hole 9, a pressing plate 10 is arranged on the right side of the movable shaft 8, and the pressing plate 10 is used for pushing and pressing fingers of an operator during installation, so that the operator can push the movable shaft 8 to move more conveniently.

A second return spring 6 is arranged between the pressing plate 10 and a groove 11 on the right side of the rotating shaft body 1, and the second return spring 6 is used for returning the movable shaft 8 during disassembly.

The left side of the movable shaft 8 and the right side of the locking block 2 are respectively provided with a chamfer 12 which are matched with each other, and the two chamfers 12 on the left side of the movable shaft 8 and the right side of the locking block 2 are mutually moved, so that the horizontal movement of the movable shaft 8 is changed into the vertical movement of the locking block 2, and the lifting of the locking block 2 is completed.

The outer wall of the movable shaft 8 is provided with a circle of positioning ring 13, the positioning ring 13 is matched with a positioning groove 14 at the bottom of the locking block 2, when the pressing plate 10 is pressed into the groove 11, the positioning ring 13 slides into the positioning groove 14, and the positioning ring 13 is used for locking the movable shaft 8 during installation and preventing the movable shaft 8 from moving reversely due to external vibration, so that the movable shaft 8 is prevented from being separated from the through hole 9.

The outer wall of the rotating shaft body 1 is coated with a layer of anti-corrosion coating, in the embodiment, the anti-corrosion coating is a manganese phosphating coating, and the phosphating film is utilized to improve the wear resistance and corrosion resistance of the rotating shaft body 1, so that the purpose of prolonging the service life is achieved.

During installation, after the two connecting blocks 15 are combined, the rotating shaft body 1 is inserted into the rotating shaft holes 16 corresponding to the two connecting blocks 15, so that the baffle 4 is tightly attached to the side surface of one connecting block 15, the pressing plate 10 is pushed to move towards the groove 11, the movable shaft 8 jacks up the locking block 2 through the chamfer 12 until the pressing plate 10 is completely installed in the groove 11, the positioning ring 13 is moved into the positioning groove 14, and at the moment, the pressure of the first return spring 5 to the locking block 2 causes the locking block 2 to press the movable shaft 8, so that the movable shaft 8 is locked, the movable shaft 8 is prevented from moving reversely due to external vibration, and the movable shaft 8 is prevented from being separated from the through hole 9.

During disassembly, the movable shaft 8 is pushed to move reversely from the chamfer 12 side of the movable shaft 8, so that the positioning ring 13 is separated from the positioning groove 14, at the moment, the first return spring 5 and the second return spring 6 work simultaneously, so that the pressing plate 10 moves out of the groove 11, the locking block 2 falls down until the second return spring 6 is fully stretched, and the movable shaft 8 is not separated from the through hole 9 due to overlarge force because the second return spring 6 is fixedly connected with the pressing plate 10 and the groove 11, and the second return spring 6 plays a role of positioning, so that the locking block 2 is prevented from falling into the through hole 9.

The telescopic force of the first return spring 5 and the second return spring 6 is required to meet the requirement that an operator can compress the first return spring and the second return spring through exerting force, so that the first return spring and the second return spring are convenient to assemble and disassemble and firm in locking.

Compared with the prior art, the self-locking rotating shaft for the desk lamp with the anti-corrosion function has the advantages that the self-locking structure is adopted, and firm connection of the two connecting blocks can be achieved without tools, so that the desk lamp is more convenient and quick to install and maintain, meanwhile, the anti-corrosion coating is coated on the surface, the anti-corrosion function of the rotating shaft is improved, and the service life of the rotating shaft is greatly prolonged.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a self-locking pivot for desk lamp with anticorrosive function, is including the pivot that is used for connecting two mutually supporting connecting blocks, two the connecting block is connected its characterized in that with the head rod of installing on the lamp holder and the second connecting rod of installing on the base respectively: the two connecting blocks are connected through a rotating shaft with a self-locking structure;

2. The self-locking rotating shaft with anti-corrosion function for a desk lamp according to claim 1, wherein the pop-up structure comprises a locking block and a mounting groove, the mounting groove is formed on one side of the rotating shaft body opposite to the baffle, and the locking block is placed in the mounting groove.

3. The self-locking rotating shaft for a desk lamp with an anti-corrosion function according to claim 2, wherein the top of the locking block is a narrow-diameter section, the bottom of the locking block is a wide-diameter section, the wide-diameter section is matched with the mounting groove, a spring groove is formed between the narrow-diameter section and the mounting groove in a surrounding mode, and a first return spring is arranged in the spring groove.

4. The self-locking rotating shaft with anti-corrosion function for a desk lamp according to claim 3, wherein a limiting ring is arranged at a notch of the mounting groove, and the limiting ring is in contact with the top of the first return spring.

5. The self-locking rotating shaft with the anti-corrosion function for the desk lamp according to claim 4, wherein the driving structure comprises a moving shaft and a through hole, the through hole is formed in the rotating shaft body, the moving shaft is placed in the through hole, a pressing plate is arranged on the right side of the moving shaft, and a second return spring is arranged between the pressing plate and a groove on the right side of the rotating shaft body.

6. The self-locking rotating shaft with the anti-corrosion function for the desk lamp according to claim 5, wherein the left side of the moving shaft and the right side of the locking block are respectively provided with a chamfer which is matched with each other.

7. The self-locking rotating shaft with the anti-corrosion function for the desk lamp according to claim 5, wherein a circle of positioning rings are arranged on the outer wall of the movable shaft, and the positioning rings are matched with positioning grooves at the bottom of the locking block.

8. The self-locking rotating shaft with anti-corrosion function for a desk lamp according to claim 1, wherein the outer wall of the rotating shaft body is coated with an anti-corrosion coating.