Rust-proof metal lock seat

Abstract

The utility model relates to the technical field of locksets, in particular to an anti-rust metal lock bracket which comprises a lock bracket body and a rotating spring bolt, and a limiting bolt used for limiting the rotating spring bolt is installed on the lock bracket body. The outer wall of the metal inner layer is coated with the anti-corrosion paint layer, so that the metal is prevented from being in contact with the external environment, the metal inner layer is effectively prevented from being damaged by oxidation, corrosion and other adverse factors, the service life of the lock seat is greatly prolonged, the attractiveness of the appearance of the lock seat is guaranteed, and the service life of the lock seat is prolonged. The wear-resistant shell is arranged on the surface of the anti-corrosion paint layer in a sleeving mode, so that the wear resistance of the lock seat is enhanced, the lock seat is not prone to being abraded in daily use, meanwhile, a layer of additional protection is provided for the lock seat, the durability of the lock seat is further improved, and the service life of the lock seat is further prolonged. And a limiting slot which is matched with the limiting bolt in size and is in insertion fit with the limiting bolt is formed in the inner wall of the rotating groove, and the limiting slot and the limiting bolt act together, so that the stability and the safety of the spring bolt in a locking state are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of lock components, in particular to a rust-proof metal lock seat. Background Art

[0002] As an important part of the lock, the quality and performance of the metal lock seat directly affect the use effect and safety of the entire lock. With the advancement of science and technology and the improvement of people's living standards, the requirements for metal lock seats are getting higher and higher, especially in terms of corrosion resistance and wear resistance. Traditional metal lock seats are usually made of metal materials, such as iron, copper, stainless steel, etc. Although these metal materials have certain strength and hardness, they are prone to oxidation and rust in humid or harsh environments, affecting the service life and appearance of the lock seat. Utility Model Content

[0003] The purpose of the utility model is to provide a rust-proof metal lock seat to solve the problem in the above background technology that the metal lock seat is usually made of metal material, which is prone to oxidation and rust in a humid or harsh environment, affecting the service life and appearance of the lock seat.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A rust-proof metal lock seat, comprising a lock seat body and a rotating lock tongue, wherein a limit pin for limiting the rotating lock tongue is installed on the lock seat body;

[0006] The lock seat body is provided with a rotation groove having the same thickness as the rotating lock tongue, and the inner wall of the rotation groove is provided with a limit slot that matches the size of the limit latch and is plugged in and matched with the limit latch pin;

[0007] The rotating lock tongue is rotatably connected to the rotating groove via a rotating shaft;

[0008] The lock seat body comprises a metal inner layer, an outer wall of the metal inner layer is coated with an anti-corrosion paint layer, and a wear-resistant outer shell is provided on the surface of the anti-corrosion paint layer.

[0009] Preferably, fixing ears are installed at the four top corners of the back of the lock seat body.

[0010] Preferably, a mounting hole is provided on the fixing ear, and a nut embedding groove is coaxially provided on a side of the mounting hole close to the rotating groove.

[0011] Preferably, the surface of the fixing ear and the inner wall of the rotating groove are located on the same plane.

[0012] Preferably, a toggle cross bar is vertically connected to the outer wall of one end of the rotating lock tongue away from the rotating shaft.

[0013] Preferably, a pull handle is installed at one end of the limit pin.

[0014] Preferably, the anti-rust paint layer is made of organic anti-rust paint, red lead anti-rust paint or iron red phenolic anti-rust paint, and the coating thickness is 0.5 - 1 mm.

[0015] Preferably, the wear-resistant outer shell is made of wear-resistant rubber material, and the thickness is 1 - 4 mm.

[0016] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0017] 1. In this anti-rust metal lock base, the anti-rust paint layer coated on the outer wall of the metal inner layer plays a role in isolating the metal from the external environment, effectively preventing the metal inner layer from being damaged by adverse factors such as oxidation and corrosion, thus greatly extending the service life of the lock base and ensuring the aesthetics of its appearance. The wear-resistant outer shell sleeved on the surface of the anti-rust paint layer not only enhances the wear-resistant performance of the lock base, making the lock base not easily worn during daily use, but also provides an additional layer of protection for the lock base, further improving the durability and service life of the lock base. The limit slot opened on the inner wall of the rotating groove and adapted to the size of the limit pin and in plug-in fit with it, together with the limit pin, realizes the precise limit of the rotating lock tongue, ensuring the stability and safety of the lock tongue in the locked state.

[0018] 2. In this anti-rust metal lock base, through the provided fixing ears and mounting holes, the lock base can be firmly installed at the required position, providing a stable basic support. In addition, a nut embedding groove is coaxially opened on one side of the mounting hole close to the rotating groove. This design facilitates hiding the screw nut during the installation process and improves the aesthetics. The surface of the fixing ear is in the same plane as the inner wall of the rotating groove, ensuring the flatness of the overall appearance of the lock base.

[0019] 3. In this anti-rust metal lock base, the anti-rust paint layer is made of organic anti-rust paint, red lead anti-rust paint or iron red phenolic anti-rust paint, which has good anti-rust performance and can effectively protect the metal inner layer from the erosion of the external environment. The appropriate coating thickness ensures the effectiveness and durability of the anti-rust paint layer and extends the service life of the lock base. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. Together with the embodiments of the present utility model, they are further explained in detail, but do not constitute a limitation to the present utility model.

[0021] Figure 1 It is a schematic structural diagram of the present utility model when not in use;

[0022] Figure 2 It is a schematic structural diagram of the present utility model when in use;

[0023] Figure 3 It is a schematic diagram of the composition structure of the lock seat body of the utility model.

[0024] The meaning of the symbols in the figure:

[0025] 10. Lock seat body; 11. Rotation slot; 12. Limiting slot; 13. Fixing ear; 14. Mounting hole; 15. Nut embedding slot;

[0026] 101. Metal inner layer; 102. Anti-rust paint layer; 103. Wear-resistant outer shell;

[0027] 20. Turn the lock tongue; 21. Move the crossbar; 22. Rotate the shaft;

[0028] 30. Limit latch; 31. Pull handle. DETAILED DESCRIPTION

[0029] The following will combine the embodiments of the utility model and the drawings of the specification to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] In the description of the present invention, it should be understood that the terms "center", "vertical", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0031] A rust-proof metal lock seat, such as Figures 1-3As shown, it includes a lock body 10 and a rotating lock tongue 20, and a limiting latch 30 for limiting the rotating lock tongue 20 is installed on the lock body 10; a rotation groove 11 with the same thickness as the rotating lock tongue 20 is opened on the lock body 10, and a limiting slot 12 that matches the size of the limiting latch 30 and is plugged and matched is opened on the inner wall of the rotation groove 11; the rotating lock tongue 20 is rotatably connected to the rotation groove 11 through a rotating shaft 22; the lock body 10 includes a metal inner layer 101, and an anti-corrosion paint layer 102 is coated on the outer wall of the metal inner layer 101. The surface of the anti-corrosion paint layer 102 is provided with a wear-resistant shell 103, and the anti-corrosion paint layer 102 coated on the outer wall of the metal inner layer 101 plays a role in isolating the metal from the external environment The contact effect effectively prevents the metal inner layer 101 from being damaged by adverse factors such as oxidation and corrosion, thereby greatly extending the service life of the lock seat and ensuring its aesthetic appearance. The wear-resistant shell 103 sleeved on the surface of the anti-rust paint layer 102 not only enhances the wear resistance of the lock seat, making the lock seat less likely to be worn in daily use, but also provides an extra layer of protection for the lock seat, further improving the durability and service life of the lock seat. The limit slot 12 on the inner wall of the rotating groove 11, which is adapted to the size of the limit pin 30 and is plug-in compatible, works together with the limit pin 30 to achieve precise limiting of the rotating lock tongue 20, ensuring the stability and safety of the lock tongue in the locked state.

[0032] Furthermore, fixing ears 13 are installed at the four top corners of the back of the lock seat body 10, and a mounting hole 14 is opened on the fixing ear 13. A nut embedding groove 15 is coaxially opened on the side of the mounting hole 14 close to the rotating groove 11. The surface of the fixing ear 13 and the inner wall of the rotating groove 11 are located on the same plane. Through the setting of the fixing ears 13 and the mounting holes 14, the lock seat can be firmly installed at the required position, providing a stable basic support. In addition, a nut embedding groove 15 is coaxially opened on the side of the mounting hole 14 close to the rotating groove 11. This design facilitates hiding the nut during the installation process and improves the aesthetics. The surface of the fixing ear 13 and the inner wall of the rotating groove 11 are located on the same plane, ensuring the flatness of the overall appearance of the lock seat.

[0033] Specifically, a toggle bar 21 is vertically connected to the outer wall of one end of the rotating lock tongue 20 away from the rotating shaft 22. Through the toggle bar 21, the user can conveniently operate the rotating lock tongue 20 to open and close the lock.

[0034] A pull handle 31 is installed at one end of the limit latch 30 . The design of the pull handle 31 enables the user to easily pull the limit latch 30 to limit and unlock the rotating lock tongue 20 .

[0035] It should be noted that the anti-corrosion paint layer 102 is made of organic anti-corrosion paint, red lead anti-corrosion paint or iron red phenolic anti-corrosion paint, and the coating thickness is 0.5 - 1 mm. It has good anti-corrosion performance and can effectively protect the metal inner layer 101 from the erosion of the external environment. The appropriate coating thickness ensures the effectiveness and durability of the anti-corrosion paint layer and extends the service life of the lock seat.

[0036] In addition, the wear-resistant outer shell 103 is made of wear-resistant rubber material and has a thickness of 1 - 4 mm. It has excellent wear-resistant performance and can effectively resist the friction and collision of external objects, protecting the lock seat body from damage.

[0037] The working principle of this anti-corrosion metal lock seat: The operator fixes the lock seat body 10 at the position where it needs to be installed, ensuring that the anti-corrosion paint layer 102 of the metal inner layer 101 faces the external environment. The wear-resistant outer shell 103 provides additional protection. The rotating lock tongue 20 is installed in the rotating slot 11 of the lock seat body 10 through the rotating shaft 22, ensuring that the lock tongue can rotate freely but not too loosely. Find the limit slot 12 on the inner wall of the rotating slot 11 of the lock seat body 10, ensure that the size of the slot is adapted to the limit pin 30, and insert the limit pin 30 into the limit slot 12 to ensure that the pin and the slot are tightly fitted to achieve the limit of the rotating lock tongue 20.

[0038] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present invention and do not limit the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A rust-proof metal lock base, comprising a lock base body (10) and a rotating lock tongue (20), characterized in that: A limiting latch (30) for limiting the rotation of the lock tongue (20) is installed on the lock seat body (10); The lock seat body (10) is provided with a rotation groove (11) having the same thickness as the rotating lock tongue (20), and the inner wall of the rotation groove (11) is provided with a limit slot (12) which is compatible with the size of the limit latch (30) and is plug-fitted therewith; The rotating lock tongue (20) is rotatably connected to the rotating groove (11) via a rotating shaft (22); The lock seat body (10) comprises a metal inner layer (101), an outer wall of the metal inner layer (101) is coated with an anti-corrosion paint layer (102), and a wear-resistant outer shell (103) is provided on the surface of the anti-corrosion paint layer (102).

2. The anti-corrosion metal lock seat according to claim 1, characterized in that: The four top corners of the back of the lock seat body (10) are all equipped with fixing ears (13).

3. The anti-corrosion metal lock seat according to claim 2, characterized in that: The fixing ear (13) is provided with a mounting hole (14), and a nut embedding groove (15) is coaxially provided on a side of the mounting hole (14) close to the rotating groove (11).

4. The anti-corrosion metal lock seat according to claim 2, characterized in that: The surface of the fixing ear (13) and the inner wall of the rotating groove (11) are located on the same plane.

5. The anti-corrosion metal lock seat according to claim 1, characterized in that: A toggle cross bar (21) is vertically connected to the outer wall of one end of the rotating lock tongue (20) away from the rotating shaft (22).

6. The anti-corrosion metal lock seat according to claim 1, characterized in that: A pull handle (31) is installed at one end of the limiting latch (30).

7. The anti-corrosion metal lock seat according to claim 1, characterized in that: The anti-rust paint layer (102) is made of organic anti-rust paint, red lead anti-rust paint or iron red phenolic anti-rust paint, and the coating thickness is 0.5-1 mm.

8. The anti-corrosion metal lock seat according to claim 1, characterized in that: The wear-resistant outer shell (103) is made of wear-resistant rubber material and has a thickness of 1-4 mm.

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