Mechanical lock with double-hole structure

Abstract

The utility model discloses a mechanical lock with a double-hole structure, which belongs to the field of locksets and comprises a U-shaped rod, a protective shell and a bolt, the U-shaped rod penetrates through the protective shell and extends to the outside of the protective shell, the U-shaped rod is slidably connected to the inside of the protective shell, an inner hole is formed in the protective shell, the bolt is slidably connected to the inside of the inner hole, and the bolt is inserted into the inner hole. Meanwhile, the size of the inner hole corresponds to the size of the plug pin, and a connecting plate is fixedly connected to the outer portion of the U-shaped rod. According to the mechanical lock of the double-hole structure, the rotating plate is driven to rotate by rotating the lock cap, the rotating rods on the two sides are driven to rotate through rotation of the rotating plate, meanwhile, the first sliding groove plate is pulled to swing at a fixed point through the first rotating column, and under cooperation of the first sliding groove plate and the first rotating column, the plug pin is driven to be inserted into the inner hole; therefore, the locking function is achieved, the problems that a traditional mechanical lock is simple in structure and likely to be pried are solved, and the safety and reliability of the mechanical lock are improved.

Description

Technical Field

[0001] The utility model relates to the field of locks, in particular to a mechanical lock with a double-hole structure. Background Art

[0002] A mechanical lock is a traditional security locking system, usually made of physical parts, used to secure items such as doors, boxes, drawers, suitcases, etc. It does not rely on electronic components or power, but instead uses physical mechanical principles to lock and unlock. A double-hole mechanical lock is a common type of door lock with two main holes or channels, usually including an external keyhole and an internal rotary knob.

[0003] The search announcement number is: (CN217538235U), which provides a double-opening mortise lock core, including a motor, a first clutch, an outer knob, a mechanical lock core assembly, an electronic lock core housing and a fourth elastic element; the outer knob includes a knob portion and a clutch portion provided with a cavity; the mechanical lock core assembly includes a mechanical lock core housing, a lock core and a cylindrical pin arranged in the first cavity hole of the mechanical lock core housing, one end of the cylindrical pin is inserted from the first radial hole of the mechanical lock core housing and then fixed to the side of the lock core; the motor and the first clutch are arranged in the second axial cavity hole of the electronic lock core housing, the fourth elastic element is located between the cavity bottom of the clutch portion and the bottom of the electronic lock core housing, and the free end of the first clutch extends from the axial through hole of the electronic lock core housing and the fourth elastic element; the mechanical lock core assembly passes through the third radial hole of the knob portion and is arranged in the third axial cavity hole of the knob portion, and the free end of the cylindrical pin contacts the electronic lock core housing. The lock core of the utility model has the advantages of simple structure, safety, reliability and convenience. Although the device solves the problem that the user can unlock the lock by password when forgetting to bring the key, the device has a relatively simple structure and is easy to be pried and stolen by lawbreakers, resulting in property being threatened. Summary of the invention

[0004] The main purpose of the utility model is to provide a mechanical lock with a double-hole structure, which can effectively solve the problems mentioned in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A double-hole structure mechanical lock comprises a U-shaped rod, a protective shell and a latch, wherein the U-shaped rod penetrates the protective shell and extends to the outside of the protective shell, and the U-shaped rod is slidably connected to the inside of the protective shell, an inner hole is provided inside the protective shell, and the latch is slidably connected to the inside of the inner hole, and the size of the inner hole corresponds to the size of the latch, a connecting plate is fixedly connected to the outside of the U-shaped rod, and when the inner hole on the U-shaped rod slides to the corresponding position of the latch, the connecting plate will block the U-shaped rod at the bottom of the protective shell.

[0007] Preferably, an inner plate is fixedly connected inside the protective shell, a fixing frame is fixedly connected to the top of the inner plate, a fixing column is fixedly connected inside the fixing frame, and a second slide plate is fixedly connected to the outer side walls of the fixing columns on both sides.

[0008] Preferably, a bracket is fixedly connected to the top of the fixing frame, a rotating plate is rotatably connected to the top of the bracket, the rotating plate rotates and limits on the bracket, and a locking cap is fixedly connected to the top of the rotating plate.

[0009] Preferably, a locking rod is provided outside the protective shell, a turning handle is fixedly connected to the outside of the locking rod, and the end of the locking rod is slidably connected to the inside of the locking cap. At the same time, the shape of the locking rod corresponds to that of the locking cap, and the locking rod can be inserted into the inside of the locking cap and fit at the same time.

[0010] Preferably, both sides of the rotating plate are rotatably connected with rotating rods, the ends of the rotating rods are rotatably connected with buckles, and the inside of the buckles is rotatably connected with a slide plate 1.

[0011] Preferably, a rotating column 1 is fixedly connected to the bottom of the slide plate 1, and the slide plate 1 is rotatably connected to the inside of the slide plate 2 through the rotating column 1, and an inner groove is opened inside the slide plate 1.

[0012] Preferably, a slide plate is slidably connected to the top of the second slide plate, and a rotating column 2 is fixedly connected inside the slide plate. The rotating column 2 is slidably connected to the inside of the first slide plate, and the slide plate slides on the upper surface of the second slide plate through the first slide plate, and a pin is fixedly connected to one side of the slide plate.

[0013] Preferably, one end of a spring is fixedly connected to the top of the inner plate, and the other end of the spring is fixedly connected to the bottom of the second slide plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] The utility model discloses that the locking nut is rotated to drive the rotating plate to rotate, and the rotating plate is rotated to drive the rotating rods on both sides to rotate, and at the same time, the slide plate is pulled to swing at a fixed point through the rotating column, and the cooperation of them drives the latch to be inserted into the inner hole, so as to achieve the locking effect, which solves the problem that the traditional mechanical lock has a relatively simple structure and may be easily pried, and improves the safety and reliability of the mechanical lock. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a double-hole structure mechanical lock of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of a protective shell of a double-hole structure mechanical lock of the utility model;

[0018] Figure 3 The utility model is a schematic diagram of the top structure of a fixing frame of a mechanical lock with a double-hole structure.

[0019] In the figure: 1. U-shaped rod; 2. protective shell; 3. connecting plate; 4. inner hole; 5. inner plate; 6. fixing frame; 7. fixing column; 8. bracket; 9. rotating plate; 10. locking cap; 11. locking rod; 12. turning handle; 13. rotating rod; 14. buckle; 15. slide plate one; 16. latch; 17. slide plate two; 18. rotating column one; 19. spring; 20. rotating column two; 21. slide plate. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] like Figure 1 , Figure 2 and Figure 3As shown, a double-hole structure mechanical lock includes a U-shaped rod 1, a protective shell 2 and a bolt 16. The U-shaped rod 1 penetrates the protective shell 2 and extends to the outside of the protective shell 2. The protective shell 2 is made of a steel plate to protect the internal device. At the same time, the U-shaped rod 1 is slidably connected to the inside of the protective shell 2. An inner hole 4 is opened inside the protective shell 2, and the bolt 16 is slidably connected to the inside of the inner hole 4. The inner hole 4 plays the role of limiting the bolt 16. At the same time, the size of the inner hole 4 corresponds to the size of the bolt 16. A connecting plate 3 is fixedly connected to the outside of the U-shaped rod 1, and when the inner hole 4 on the U-shaped rod 1 slides to the corresponding position of the bolt 16, the connecting plate 3 will block the U-shaped rod 1 at the bottom of the protective shell 2, and the connecting plate 3 plays a role The function of the limiting U-shaped rod 1 is that the inner plate 5 is fixedly connected to the inside of the protective shell 2, the top of the inner plate 5 is fixedly connected to the fixing frame 6, the fixing frame 6 is fixedly connected to the inside of the fixing frame 6, and the fixing frame 6 plays the role of supporting the fixing column 7, and the outer walls of the fixing columns 7 on both sides are fixedly connected to the slide plate 2 17, the slide plate 2 17 is fixedly connected to the inside of the fixing frame 6 through the fixing column 7, the top of the fixing frame 6 is fixedly connected to the bracket 8, the top of the bracket 8 is rotatably connected to the rotating plate 9, the bracket 8 plays the role of supporting the rotating plate 9, and the rotating plate 9 rotates on the bracket 8 and limits the position, the top of the rotating plate 9 is fixedly connected to the lock cap 10, the outside of the protective shell 2 is provided with a lock rod 11, and the outside of the lock rod 11 is fixedly connected to the handle 12, The lock rod 11 is driven to rotate by rotating the turning handle 12, and the end of the lock rod 11 is slidably connected to the inside of the lock cap 10, and the lock cap 10 is driven to rotate by the rotation of the lock rod 11. At the same time, the lock rod 11 corresponds to the shape of the lock cap 10, and the lock rod 11 can be inserted into the inside of the lock cap 10 and fit together at the same time. The rotation of the lock cap 10 will drive the rotating plate 9 to rotate, and the rotating plate 9 is rotatably connected with rotating rods 13 on both sides, and the end of the rotating rod 13 is rotatably connected with a buckle 14, and the buckle 14 is rotatably connected with a slide plate 15 inside. The rotation of the rotating plate 9 will drive the slide plate 15 at one end of the rotating rod 13 to rotate, and the bottom of the slide plate 15 is fixedly connected with a rotating column 18, and The slide plate 15 is rotatably connected to the inside of the slide plate 2 17 through the rotating column 18. The slide plate 15 is rotated at a fixed point on the slide plate 2 17 through the rotating column 18. An inner groove is opened inside the slide plate 15. A slide plate 21 is slidably connected to the top of the slide plate 2 17, and a rotating column 20 is fixedly connected to the inside of the slide plate 21. The rotating column 20 is slidably connected to the inside of the slide plate 15, and the slide plate 21 slides on the upper surface of the slide plate 2 17 through the slide plate 15. At the same time, the pin 16 is fixedly connected to one side of the slide plate 21. One end of the spring 19 is fixedly connected to the top of the inner plate 5. The spring 19 plays a buffering role. The other end of the spring 19 is fixedly connected to the bottom of the slide plate 2 17.

[0022] It should be noted that, in actual use of the device, the U-shaped rod 1 is first inserted into the hole on the protective shell 2. When inserted into the position of the connecting plate 3, the inner hole 4 on the U-shaped rod 1 is aligned with the position of the latch 16. The lock rod 11 is inserted from the upper hole into the interior of the protective shell 2 and is inserted into the interior of the lock cap 10. At this time, the lock rod 11 is driven to rotate by turning the handle 12, and the lock cap 10 is driven to rotate under the action of the lock rod 11. When the lock cap 10 rotates, the rotating plate 9 is driven to rotate on the bracket 8. When the rotating plate 9 rotates, the rotating rods 13 on both sides are driven to rotate. The rotation of the rotating rods 13 pulls the buckles 14 on both sides. The internal slide plate 15 swings, and the slide plate 15 rotates at a fixed point on the slide plate 2 17 through the rotating column 18. When the slide plate 15 swings, the sliding plate 21 is driven to slide on the slide plate 2 17 through the rotating column 20, and a groove is provided inside the slide plate 15, so that the rotating column 20 can slide in the groove without getting stuck. Through the cooperation between them, the sliding plates 21 on both sides slide to both sides respectively, and will slide with the latch 16, and at the same time, the latch 16 will be inserted into the inner holes 4 on both sides of the U-shaped rod 1, so that the U-shaped rod 1 is fixed and locked. Through the cooperation between them, the mechanical lock is more firm and reliable.

[0023] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A mechanical lock with a double-hole structure, characterized in that: The invention comprises a U-shaped rod (1), a protective shell (2) and a latch (16), wherein the U-shaped rod (1) penetrates the protective shell (2) and extends to the outside of the protective shell (2), and the U-shaped rod (1) is slidably connected to the inside of the protective shell (2), an inner hole (4) is provided inside the protective shell (2), and the latch (16) is slidably connected to the inside of the inner hole (4), and the size of the inner hole (4) corresponds to the size of the latch (16), and a connecting plate (3) is fixedly connected to the outside of the U-shaped rod (1), and when the inner hole (4) on the U-shaped rod (1) slides to the corresponding position of the latch (16), the connecting plate (3) blocks the U-shaped rod (1) at the bottom of the protective shell (2).

2. A double-hole structure mechanical lock according to claim 1, characterized in that: The protective shell (2) is fixedly connected to an inner plate (5), the top of the inner plate (5) is fixedly connected to a fixing frame (6), the fixing frame (6) is fixedly connected to a fixing column (7), and the outer side walls of the fixing columns (7) on both sides are fixedly connected to a second slide plate (17).

3. A double-hole structure mechanical lock according to claim 2, characterized in that: The top of the fixed frame (6) is fixedly connected to a bracket (8), and the top of the bracket (8) is rotatably connected to a rotating plate (9). At the same time, the rotating plate (9) rotates and limits on the bracket (8), and the top of the rotating plate (9) is fixedly connected to a locking cap (10).

4. A double-hole structure mechanical lock according to claim 2, characterized in that: A locking rod (11) is arranged outside the protective shell (2), and a turning handle (12) is fixedly connected to the outside of the locking rod (11), and the end of the locking rod (11) is slidably connected to the inside of the locking cap (10). At the same time, the shape of the locking rod (11) corresponds to that of the locking cap (10), and the locking rod (11) can be inserted into the inside of the locking cap (10) and fit together at the same time.

5. A double-hole structure mechanical lock according to claim 3, characterized in that: The two sides of the rotating plate (9) are rotatably connected to rotating rods (13), the ends of the rotating rods (13) are rotatably connected to buckles (14), and the inside of the buckles (14) is rotatably connected to a slide plate (15).

6. A double-hole structure mechanical lock according to claim 5, characterized in that: The bottom of the slide plate 1 (15) is fixedly connected with a rotating column 1 (18), and the slide plate 1 (15) is rotatably connected to the inside of the slide plate 2 (17) through the rotating column 1 (18), and an inner groove is opened inside the slide plate 1 (15).

7. A double-hole structure mechanical lock according to claim 2, characterized in that: The top of the second slide plate (17) is slidably connected to a slide plate (21), and the interior of the slide plate (21) is fixedly connected to a second rotating column (20), the second rotating column (20) is slidably connected to the interior of the first slide plate (15), and the slide plate (21) slides on the upper surface of the second slide plate (17) through the first slide plate (15), and the latch (16) is fixedly connected to one side of the slide plate (21).

8. A double-hole structure mechanical lock according to claim 2, characterized in that: One end of a spring (19) is fixedly connected to the top of the inner plate (5), and the other end of the spring (19) is fixedly connected to the bottom of the second slide plate (17).

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