Stay lock with dustproof protection function

Abstract

The utility model relates to the technical field of lock structures, in particular to a dead lock with dustproof protection, which comprises a front lock body, a lock hole is arranged in the middle of the front lock body, a dustproof cover is mounted at the outer end of the lock hole, a movable disc is mounted at one end of the front lock body far away from the lock hole, and a return spring is mounted between the movable disc and the front lock body. A rear lock body is arranged on one side of the front lock body. In order to prevent dust from entering through the lock hole, the dustproof cover is arranged to achieve the dustproof effect on the lock hole, after use, the dustproof cover is rotated to shield the lock hole to achieve the dustproof effect, and dustproof rings are arranged at the connecting positions between the front lock body and the door body and between the rear lock body and the door body to further achieve the dustproof effect. And dust is prevented from entering the interior of the dead lock to affect the service life, the arranged spring bolt mechanism is formed by connecting the first shell and the second shell through the positioning screws, then the spring bolt mechanism is convenient to disassemble and assemble, internal parts are convenient to replace and clean, and then the practicability of the whole device is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of lock structures, in particular to a deadbolt lock with dustproof protection. Background Art

[0002] Among the locks commonly used today, deadbolt locks are more common. Deadbolt locks generally include a front lock assembly, a door panel, a lock body, and a rear lock assembly. The door panel has a mounting hole and an embedding groove connected to the mounting hole. The front lock assembly and the rear lock assembly are respectively installed on the front and rear sides of the door panel and connected through the mounting holes. The lock body is installed in the embedding groove. The lock body is connected to both the front lock assembly and the rear lock assembly. Both the front lock assembly and the rear lock assembly can drive the lock tongue in the lock body to extend and retract.

[0003] At present, most of the deadbolt locks are opened and closed by keys during use. During the use of the current deadbolt locks, dust will enter through the keyhole, which will affect the normal opening and closing of the deadbolt lock for a long time, thereby affecting the service life of the deadbolt lock. Therefore, a deadbolt lock with dustproof protection is needed to solve this problem. Utility Model Content

[0004] The purpose of the present utility model is to provide a deadbolt lock with dustproof protection to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a deadbolt lock with dustproof protection, comprising a front lock body, a lock hole is provided in the middle of the front lock body, a dust cover is installed at the outer end of the lock hole, a movable disk is installed at the end of the front lock body away from the lock hole, a return spring is installed between the movable disk and the front lock body, a rear lock body is provided on one side of the front lock body, the front lock body and the rear lock body are connected by a connecting rod, the middle of the connecting rod passes through a lock tongue mechanism, a first shell and a second shell are respectively installed on the lock tongue mechanism, and the first shell and the second shell are locked by a positioning screw.

[0006] As an optimal technical solution of the present invention, an adjusting piece is installed on the locking tongue mechanism, a driving ring is provided on both sides of the adjusting piece, a slot is opened on the adjusting piece, the slot is buckled with the limit block, the limit block is on the extension rod, and a locking tongue is fixedly installed on the other end of the extension rod.

[0007] As a preferred technical solution of the present invention, a protrusion is fixedly mounted on the driving ring, a hollow groove is provided in the middle of the protrusion, a connecting rod passes through the hollow groove, and a stopper is fixedly mounted on the adjusting member.

[0008] As a preferred technical solution of the present invention, a fixed block is fixedly installed in the lock tongue mechanism, an extension rod is provided in a notch provided on the fixed block, and a spring is provided between the extension rod and the lock tongue mechanism.

[0009] As a preferred technical solution of the present invention, dustproof rings are provided between the front lock body, the rear lock body and the door body, and the dustproof rings are made of rubber material.

[0010] As a preferred technical solution of the present invention, a movable shaft is installed between the lock hole and the dust cover, and the dust cover is rotatably connected to the lock hole through the movable shaft.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] (1) The utility model is a deadbolt lock with dustproof protection. A lock hole is provided on the front lock body of the deadbolt lock provided in the device. In order to prevent dust from entering through the lock hole, a dustproof cover is provided to prevent the lock hole from dust. After use, the dustproof cover is rotated to cover the lock hole to achieve the dustproof effect. Dustproof rings are provided at the connection between the front lock body, the rear lock body and the door body to further achieve the dustproof effect and prevent dust from entering the interior of the deadbolt lock and affecting its service life. The provided lock tongue mechanism is connected by the first shell and the second shell respectively through positioning screws, thereby facilitating the disassembly and assembly of the lock tongue mechanism and facilitating the replacement and cleaning of internal parts, thereby ensuring the practicality of the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0014] Figure 1 This is a schematic structural diagram of a deadbolt lock with dust protection according to an embodiment of the present utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of a deadbolt lock with dust protection according to an embodiment of the present utility model;

[0016] Figure 3 It is a structural schematic diagram of a deadlock adjustment member with dust protection according to an embodiment of the utility model.

[0017] Reference numerals:

[0018] 1. Front lock body; 2. Lock hole; 3. Movable shaft; 4. Dust cover; 5. Rear lock body; 6. Lock tongue mechanism; 7. First shell; 8. Second shell; 9. Positioning screw; 10. Limit plate; 11. Lock tongue; 12. Movable disk; 13. Return spring; 14. Connecting rod; 15. Dust ring; 16. Adjusting part; 17. Slot; 18. Limit block; 19. Extension rod; 20. Fixed block; 21. Spring; 22. Stop block; 23. Drive ring; 24. Hollow groove; 25. Protrusion. DETAILED DESCRIPTION

[0019] Below, the utility model is further described with reference to the accompanying drawings and specific embodiments:

[0020] Example 1

[0021] refer to Figures 1 to 2 Embodiment 1 is described, comprising a front lock body 1, a lock hole 2 is provided in the middle of the front lock body 1, a dust cover 4 is installed at the outer end of the lock hole 2, a movable disk 12 is installed at the end of the front lock body 1 away from the lock hole 2, a return spring 13 is installed between the movable disk 12 and the front lock body 1, a rear lock body 5 is provided on one side of the front lock body 1, the front lock body 1 and the rear lock body 5 are plugged in by a connecting rod 14, the connecting rod 14 passes through the middle of the lock tongue mechanism 6, a first shell 7 and a second shell 8 are respectively installed on the lock tongue mechanism 6, the first shell 7 and the second shell 8 are locked by a positioning screw 9, a dust ring 15 is provided between the front lock body 1 and the rear lock body 5 and the door body, the dust ring 15 is made of rubber material, a movable shaft 3 is installed between the lock hole 2 and the dust cover 4, and the dust cover 4 is rotatably connected to the lock hole 2 through the movable shaft 3;

[0022] In this embodiment, the dust cover 4 is provided to prevent dust from entering the lock hole 2. After use, the dust cover 4 is rotated to cover the lock hole 2 to achieve the dust-proof effect, and dust rings 15 are provided at the connections between the front lock body 1 and the rear lock body 5 and the door body to further prevent dust.

[0023] Example 2

[0024] refer to Figures 2 to 3 Example 2 is described. This embodiment further describes Example 1, including a lock bolt mechanism 6, an adjusting member 16 is installed on the lock bolt mechanism 6, a driving ring 23 is provided on both sides of the adjusting member 16, a slot 17 is provided on the adjusting member 16, the slot 17 is buckled with a limit block 18, the limit block 18 is on an extension rod 19, and the other end of the extension rod 19 is fixedly mounted with the lock bolt 11, a protrusion 25 is fixedly mounted on the driving ring 23, a hollow groove 24 is provided in the middle of the protrusion 25, and the hollow groove 24 is penetrated by the connecting rod 14, a stopper 22 is fixedly mounted on the adjusting member 16, a fixed block 20 is fixedly installed in the lock bolt mechanism 6, a notch provided on the fixed block 20 is provided with an extension rod 19, and a spring 21 is provided between the extension rod 19 and the lock bolt mechanism 6;

[0025] In this embodiment, the locking bolt mechanism 6 is connected to the first shell 7 and the second shell 8 by positioning screws 9, thereby facilitating the disassembly and assembly of the locking bolt mechanism 6 and facilitating the replacement and cleaning of internal components.

[0026] In specific application, the deadbolt lock provided by the present device is composed of a front lock body 1, a rear lock body 5 and a lock tongue mechanism 6. The front lock body 1 and the rear lock body 5 are connected by a connecting rod 14 inserted into a slot, wherein the middle of the connecting rod 14 passes through the lock tongue mechanism 6, and the lock tongue mechanism 6 is respectively connected by the first shell 7 and the second shell 8 through the positioning screw 9, thereby facilitating the disassembly and assembly of the lock tongue mechanism 6, and facilitating the replacement and cleaning of the internal parts. First, the connecting rod 14 is rotated and passes through the hollow groove 24 in the middle of the driving ring 23 to drive the driving ring 23 to rotate. Since the driving ring 23 is provided with a protrusion 25, wherein the protrusion 25 is in contact with the stopper 22 on the adjusting member 16, When the driving ring 23 drives the adjusting member 16 to be pulled backward, the lock tongue 11 is pulled. In order to ensure the stability of the pulling of the lock tongue 11 and prevent it from deviating from the original track, a slider and a slide groove are provided for sliding limitation. A lock hole 2 is provided on the front lock body 1 of the adjusting member 16 inside the lock tongue mechanism 6. In order to prevent dust from entering through the lock hole 2, a dustproof cover 4 is provided to prevent the lock hole 2 from dustproof. After use, the dustproof cover 4 is rotated to cover the lock hole 2 to achieve the dustproof effect. The connection between the front lock body 1 and the rear lock body 5 and the door body is provided with a dustproof ring 15 to further prevent dust from entering the interior of the deadlock and affecting the service life.

[0027] In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle", "inside", "top", "bottom end", etc., indicating positions or positional relationships, are based on the positions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be understood as limiting the present invention. The terms "first", "second", and "third" are used for descriptive purposes only and should not be understood as indicating or implying relative importance. In addition, unless otherwise expressly specified or limited, the terms "mounted", "connected", and "connected" should be understood in a broad sense, for example, they can mean fixed connection, detachable connection, or integral connection; they can mean mechanical connection or electrical connection; they can mean direct connection, indirect connection through an intermediate medium, or internal communication between two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or substitute equivalent features for some of the technical features. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A deadbolt lock with dust protection, characterized in that: The invention comprises a front lock body (1), a lock hole (2) is provided in the middle of the front lock body (1), a dust cover (4) is installed at the outer end of the lock hole (2), a movable disk (12) is installed at the end of the front lock body (1) away from the lock hole (2), a return spring (13) is installed between the movable disk (12) and the front lock body (1), a rear lock body (5) is provided on one side of the front lock body (1), the front lock body (1) and the rear lock body (5) are connected to each other through a connecting rod (14), a lock tongue mechanism (6) is passed through the middle of the connecting rod (14), a first shell (7) and a second shell (8) are respectively installed on the lock tongue mechanism (6), and the first shell (7) and the second shell (8) are locked by a positioning screw (9).

2. A deadbolt lock with dust protection according to claim 1, characterized in that: An adjusting member (16) is installed on the locking tongue mechanism (6), and a driving ring (23) is provided on both sides of the adjusting member (16). A slot (17) is provided on the adjusting member (16), and the slot (17) is buckled with a limit block (18). The limit block (18) is located on an extension rod (19), and a locking tongue (11) is fixedly installed on the other end of the extension rod (19).

3. A deadbolt lock with dust protection according to claim 2, characterized in that: A protrusion (25) is fixedly mounted on the driving ring (23), a hollow groove (24) is provided in the middle of the protrusion (25), and the hollow groove (24) is penetrated by a connecting rod (14). A stopper (22) is fixedly mounted on the adjusting member (16).

4. A deadbolt lock with dust protection according to claim 2, characterized in that: A fixed block (20) is fixedly installed in the locking tongue mechanism (6); a notch provided on the fixing block (20) is provided with an extension rod (19); and a spring (21) is provided between the extension rod (19) and the locking tongue mechanism (6).

5. The deadbolt lock with dust protection according to claim 1, characterized in that: Dustproof rings (15) are provided between the front lock body (1) and the rear lock body (5) and the door body, and the dustproof rings (15) are made of rubber material.

6. The deadbolt lock with dust protection according to claim 1, characterized in that: A movable shaft (3) is installed between the lock hole (2) and the dust cover (4), and the dust cover (4) is rotatably connected to the lock hole (2) via the movable shaft (3).

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