Novel locking device

Abstract

The utility model discloses a novel lock catch device which comprises a control handle, a U-shaped base, a fixed buckling claw, an elastic piece assembly and a U-shaped connecting seat, the control handle is rotatably connected to the U-shaped base, and the novel lock catch device is characterized in that the lower end of the control handle is rotatably connected with the U-shaped connecting seat and the elastic piece assembly, the upper end of the U-shaped connecting seat is in threaded connection with the fixed buckling claw, and the lower end of the U-shaped connecting seat is in threaded connection with the elastic piece assembly. An empty groove is formed in the middle of the control handle, the elastic piece assembly is mainly formed by integrally arranging a curled edge round hole and a U-shaped elastic piece at the two ends of a main connecting piece, the end of the U-shaped elastic piece is bent to form a control elbow, and the control elbow is inserted into the empty groove. The empty groove is formed in the control handle, the U-shaped elastic piece which moves synchronously is arranged on the fixed buckling claw, when locking is conducted, the U-shaped elastic piece is inserted into the empty groove, the damping locking effect is achieved, the U-shaped elastic piece is pushed upwards to be separated from the empty groove, the fixed buckling claw moves upwards according to the lever principle, the claw head loosens the box body, and unlocking is completed, the whole structure is simplified, operation is easy and convenient, and the locking effect is good. And the cost is lower.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical fixed locks, in particular to a novel locking device. Background Art

[0002] The vehicle mounting bracket is a vehicle fixing lock, which is mainly used to lock and fix objects or storage devices (such as storage boxes) on the vehicle to facilitate the transfer of objects or storage devices and prevent the objects or storage devices from falling or being damaged during the transfer process.

[0003] The Chinese patent authorization announcement number is CN215291978U, a locking device and a fixing frame. The technical solution includes an elastic locking hook assembly installed on the driving member. When the hook portion hooks the buckle portion, the elastic locking hook assembly locks the buckle tongue assembly to fix the buckle tongue assembly and the driving member.

[0004] However, the above-mentioned prior art solution has the following defects: its elastic lock hook assembly is composed of multiple connecting parts, which is relatively more complicated in structure and not very convenient to use.

[0005] Therefore, we propose a novel locking device to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a new locking device to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a novel locking device, comprising: a control handle, a U-shaped base, a fixed buckle claw, a spring assembly and a U-shaped connecting seat, wherein the U-shaped base is rotatably connected to the control handle, and is characterized in that: the lower end of the control handle is rotatably connected to the U-shaped connecting seat and the spring assembly, the connection point between the U-shaped base and the control handle is higher than the connection point between the control handle and the U-shaped connecting seat, and the upper end of the U-shaped connecting seat is threadedly connected to the fixed buckle claw;

[0008] An empty slot is provided in the middle of the control handle;

[0009] The spring sheet assembly is mainly composed of curled circular holes and U spring sheets integrally arranged at both ends of the main connecting sheet. The ends of the U spring sheets are bent to form a control elbow, and the control elbow is plugged into the empty slot.

[0010] Preferably, a first hinge hole and a second hinge hole are symmetrically provided on both sides of the control handle.

[0011] Preferably, shaft holes are symmetrically opened on both sides of the U-shaped base, the shaft holes correspond to the second hinge holes, and rivets are installed in the shaft holes and the second hinge holes, and the U-shaped base is rotatably connected to the control handle through the rivets.

[0012] Preferably, an axle is rotatably arranged in the first hinge hole of the control handle, and both ends of the axle are rotatably connected to the through holes of the U-shaped connecting seat. The rolled circular hole of the shrapnel assembly is rotatably wrapped on the axle, and the control handle is rotatably connected with the shrapnel assembly and the U-shaped connecting seat through the axle.

[0013] Preferably, a screw hole is provided at the upper end of the U-shaped connecting seat, and a threaded adjustment rod of the fixing buckle claw is threadedly connected in the screw hole, and the threaded adjustment rod movably penetrates the U spring piece of the spring piece assembly.

[0014] Preferably, the fixed buckle claw is mainly composed of claw heads and threaded adjustment rods integrally arranged at both ends of a claw rod.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] An empty slot is opened on the control handle, and a U-shaped spring piece that moves synchronously is provided on the fixed buckle claw. When locking, the U-shaped spring piece is inserted into the empty slot to play a damping locking role to prevent the control handle from rebounding and causing the fixed buckle claw to loosen. When releasing, the U-shaped spring piece is pushed upward to disengage from the empty slot. At this time, the control handle can be smoothly opened, and the fixed buckle claw moves upward according to the lever principle, and the claw head releases the box to complete the unlocking. The overall structure is streamlined, the operation is simple and convenient, and the cost is lower. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 For this utility model Figure 1 Rear and side view;

[0019] Figure 3 It is a schematic diagram of the structure of the fixed buckle claw and the control handle opening in the utility model;

[0020] Figure 4 This is a disassembly diagram of the components of the utility model.

[0021] In the figure: 1. control handle; 11. empty slot; 12. first hinge hole; 13. second hinge hole; 2. U-shaped base; 21. shaft hole; 3. fixing claw; 31. claw head; 32. claw rod; 33. threaded adjustment rod; 4. spring clip assembly; 41. U spring clip; 42. control elbow; 43. curled circular hole; 44. main connecting plate; 5. rivet; 6. U-shaped connecting seat; 61. through hole; 62. screw hole; 7. shaft rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model 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 in 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.

[0023] See also Figure 1-4 The utility model provides a technical solution: a novel locking device, comprising: a control handle 1, a U-shaped base 2, a fixed buckle claw 3, a spring assembly 4 and a U-shaped connecting seat 6, the U-shaped base 2 is fixedly connected to the vehicle body, the upper end of the U-shaped base 2 is rotatably connected to the control handle 1, the lower end of the control handle 1 is rotatably connected to the U-shaped connecting seat 6 and the spring assembly 4, the connection point between the U-shaped base 2 and the control handle 1 is higher than the connection point between the control handle 1 and the U-shaped connecting seat 6, and the upper end of the U-shaped connecting seat 6 is threadedly connected to the fixed buckle claw 3;

[0024] A first hinge hole 12 and a second hinge hole 13 are symmetrically provided on both sides of the control handle 1, and an empty slot 11 is provided in the middle of the control handle 1;

[0025] The U-shaped base 2 is symmetrically provided with shaft holes 21 on both sides, the shaft holes 21 correspond to the second hinge holes 13, and rivets 5 are installed in the shaft holes 21 and the second hinge holes 13, and the U-shaped base 2 is rotatably connected to the control handle 1 through the rivets 5;

[0026] The shaft rod 7 is rotatably arranged in the first hinge hole 12 of the control handle 1, and the two ends of the shaft rod 7 are rotatably connected to the through hole 61 of the U-shaped connecting seat 6. The shaft rod 7 rotatably wraps the curled circular hole 43 of the shrapnel assembly 4, and the control handle 1 is rotatably connected with the shrapnel assembly 4 and the U-shaped connecting seat 6 through the shaft rod 7;

[0027] The spring assembly 4 is mainly composed of a main connecting piece 44 with curled circular holes 43 and a U spring piece 41 integrally provided at both ends. The ends of the U spring piece 41 are bent to form a control elbow 42, and the control elbow 42 is plugged into the empty slot 11;

[0028] A screw hole 62 is formed at the upper end of the U-shaped connecting seat 6. The screw hole 62 is threadedly connected to the threaded adjustment rod 33 of the fixed buckle claw 3. The threaded adjustment rod 33 movably penetrates the U spring piece 41 of the spring piece assembly 4.

[0029] The fixed buckle claw 3 is mainly composed of a claw head 31 and a threaded adjustment rod 33 integrally arranged at both ends of a claw rod 32 .

[0030] Working principle: The U-shaped base 2 is fixedly connected to the fixed panel, the claw head 31 is buckled on the box body, the control handle 1 is pressed close to the fixed buckle claw 3, and the lower end of the control handle 1 pulls the fixed buckle claw 3 downward according to the lever principle to buckle and fix the box body. At this time, the U spring piece 41 is inserted into the empty slot 11 to play a damping locking role to prevent the control handle 1 from rebounding and causing the fixed buckle claw 3 to loosen;

[0031] When removing the fixed buckle claw 3, push the U spring piece 41 upward to make it out of the empty slot 11. At this time, the control handle 1 can be smoothly opened. According to the lever principle, the fixed buckle claw 3 moves upward, and the claw head 31 releases the box body to complete the unfastening.

[0032] The overall structure is streamlined, the operation is simple and convenient, and the cost is lower.

[0033] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A new locking device, include: A control handle (1), a U-shaped base (2), a fixed buckle (3), a spring assembly (4) and a U-shaped connecting seat (6), wherein the U-shaped base (2) is rotatably connected to the control handle (1), and is characterized in that: the lower end of the control handle (1) is rotatably connected to the U-shaped connecting seat (6) and the spring assembly (4), the connection point between the U-shaped base (2) and the control handle (1) is higher than the connection point between the control handle (1) and the U-shaped connecting seat (6), and the upper end of the U-shaped connecting seat (6) is threadedly connected to the fixed buckle (3); The control handle (1) has an empty slot (11) in the middle; The spring sheet assembly (4) is mainly composed of curled circular holes (43) and U spring sheets (41) integrally provided at both ends of a main connecting sheet (44); the ends of the U spring sheets (41) are bent to form a control elbow (42); and the control elbow (42) is plugged into the empty slot (11).

2. A novel locking device according to claim 1, It is characterized in that A first hinge hole (12) and a second hinge hole (13) are symmetrically provided on both sides of the control handle (1).

3. A novel locking device according to claim 1, It is characterized in that The U-shaped base (2) is symmetrically provided with shaft holes (21) on both sides, the shaft holes (21) correspond to the second hinge holes (13), and rivets (5) are installed in the shaft holes (21) and the second hinge holes (13), and the U-shaped base (2) and the control handle (1) are rotatably connected via the rivets (5).

4. A novel locking device according to claim 3, It is characterized in that A shaft rod (7) is rotatably arranged in the first hinge hole (12) of the control handle (1), and the two ends of the shaft rod (7) are rotatably connected to the through holes (61) of the U-shaped connecting seat (6). The shaft rod (7) rotatably wraps the curled circular hole (43) of the shrapnel assembly (4), and the control handle (1) is rotatably connected with the shrapnel assembly (4) and the U-shaped connecting seat (6) through the shaft rod (7).

5. A novel locking device according to claim 4, It is characterized in that The upper end of the U-shaped connecting seat (6) is provided with a screw hole (62), the inner thread of the screw hole (62) is connected to a threaded adjustment rod (33) of the fixed buckle claw (3), and the threaded adjustment rod (33) movably penetrates the U spring piece (41) of the spring piece assembly (4).

6. A novel locking device according to claim 5, It is characterized in that The fixed buckle claw (3) is mainly composed of claw heads (31) and a threaded adjustment rod (33) integrally arranged at both ends of a claw rod (32).

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