Unlocking mechanism

Abstract

The utility model discloses an unlocking mechanism which comprises a base, an unlocking handle, a movable part and a lock rod, the unlocking handle is rotatably arranged on the base, the movable part is arranged on the base in an axial moving mode, a pushing block used for pushing the movable part to retract is arranged on the unlocking handle, a connecting sleeve is arranged at the outer end of the movable part, and the locking rod is arranged on the connecting sleeve. A connecting plug used for being inserted into the connecting sleeve is arranged at the inner end of the lock rod, a clamping hole is formed in one side of the connecting sleeve, and a connecting clamp which is matched with the clamping hole and can elastically deform is arranged on the connecting plug. The unlocking mechanism is reasonable in structural design, the inner end of the lock rod and the outer end of the movable part are connected in an axial inserting mode, reliable connection is achieved in a lateral clamp structure positioning mode, and the unlocking mechanism is not prone to failure; and the assembly is simple and convenient, and the cost is relatively low.

Description

Technical Field

[0001] The utility model relates to the technical field of automobiles, in particular to an unlocking mechanism. Background Art

[0002] Many unlocking components on cars are mostly pull-type structures, such as the unlocking structure on the car glove box; the pull-type structure unlocks by driving the connecting rod structure through the pull handle, which has a complex structure and occupies a large space; in order to solve such problems, the unlocking structure of the car glove box is currently designed to be unlocked by a flip handle; the flip handle drives the movable part to retract, thereby driving the lock rod to retract and unlock, but the connection method between the movable part and the lock rod is mostly a lateral slot, which has the risk of failure; and the cost is relatively high.

[0003] For example, the patent CN211874197U discloses a flip-and-turn unlocking mechanism, which includes a base, a guide hole is provided on the base, a retractable unlocking rod is provided in the guide hole, and also includes a connected rotating cylinder and a flip plate, the rotating cylinder is sleeved on the inner end of the unlocking rod, a push-back groove is provided on the outer edge of the inner end of the unlocking rod, a push block for pushing the unlocking rod to retract is provided on the inner wall of the rotating cylinder, and the push block is located in the push-back groove; the unlocking rod and the outer locking rod are matched with a lateral slot, and there is a risk of failure. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an unlocking mechanism to achieve the purpose of reliable connection and relatively low cost.

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

[0006] The unlocking mechanism comprises a base, an unlocking handle, a movable part and a locking rod. The unlocking handle is rotatably arranged on the base, the movable part is axially movable on the base, a pushing block for pushing the movable part to retract is provided on the unlocking handle, a connecting sleeve is provided at the outer end of the movable part, a connecting plug for inserting into the connecting sleeve is provided at the inner end of the locking rod, a card hole is provided on one side of the connecting sleeve, and a connecting card that can be elastically deformed in cooperation with the card hole is provided on the connecting plug.

[0007] Further:

[0008] An end plate is provided at the end of the base, and a guide hole for guiding the movable part is provided on the end plate.

[0009] The connecting sleeve is a square structure with an open outer end, and a clamping hole is arranged on one side surface.

[0010] The connecting plug is a hollow structure, and the connecting card is arranged in the hollow structure.

[0011] The end of the connecting plug is provided with a chamfered structure.

[0012] The connecting plug is provided with axially extending convex ribs on opposite sides of the hollow structure.

[0013] A reinforcing rib is provided at the root of the back side of the connecting card in the hollow structure.

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

[0015] The unlocking mechanism has a reasonable structural design, the inner end of the lock rod and the outer end of the movable part are connected by axial plug-in, and a reliable connection is achieved by lateral clip structure positioning, which is not easy to fail; and it is easy to assemble and has a relatively low cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The following is a brief description of the contents and symbols in the drawings of this specification:

[0017] Figure 1 The unlocking mechanism of the utility model is shown in FIG. Figure 1 .

[0018] Figure 2 The unlocking mechanism of the utility model is shown in FIG. Figure 2 .

[0019] Figure 3 This is a schematic diagram of the cooperation between the lock rod and the movable part of the utility model.

[0020] Figure 4 It is a schematic diagram of the movable parts of the utility model.

[0021] Figure 5 and Figure 6 It is an enlarged schematic diagram of the inner end of the locking rod of the utility model.

[0022] In the figure:

[0023] 1. unlocking handle, 2. base, 3. locking rod, 301. connecting plug, 302. connecting card, 4. movable part, 401. pushing groove, 402. connecting sleeve, 4021. axial jack, 4022. card hole. DETAILED DESCRIPTION

[0024] The specific implementation of the utility model will be further explained in detail below through the description of embodiments with reference to the accompanying drawings.

[0025] like Figures 1 to 6 As shown, the unlocking mechanism includes a base 2, an unlocking handle 1, a movable part 4 and a locking rod 3; the unlocking handle is rotatably arranged on the base, the movable part 4 is axially movable on the base, the unlocking handle is provided with a pushing block for pushing the movable part to retract, the outer edge of the movable part is provided with an arc-shaped pushing groove 401 that cooperates with the pushing block, the outer end of the movable part 4 is connected to the inner end of the locking rod 3, and the outer end of the locking rod 3 forms a locking tongue.

[0026] An end plate is provided at the end of the base 2, and a guide hole for guiding the movable part is provided on the end plate. The movable part can only move axially under the action of the pushing block through the restriction of the guide hole at the end of the base, with a simple structure and stable and reliable operation.

[0027] The outer end of the movable part 4 is provided with a connecting sleeve 402, the inner end of the lock rod 3 is provided with a connecting plug 301 for inserting into the connecting sleeve, a clamp hole 4022 is provided on one side of the connecting sleeve, and a connecting clamp 302 that can be elastically deformed in cooperation with the clamp hole is provided on the connecting plug. The inner end of the lock rod and the outer end of the movable part are connected by axial plug-in connection, and a reliable connection is achieved by a lateral clamp structure positioning method, which is not easy to fail; and the assembly is simple and the cost is relatively low.

[0028] The connecting sleeve is a square structure with an outer opening, the outer opening forms an axial plug hole 4021, and the clamping hole 4022 is arranged on one side surface; the connecting plug is also a square plug, and the end of the connecting plug is provided with a chamfered structure; the assembly and connection are simple.

[0029] The connecting plug 301 is a hollow structure, and the connecting card 302 is arranged in the hollow structure; the outer end of the connecting card and the plug are an integrated structure, and the inner end of the connecting card is a free end. The free end of the connecting card is provided with a protrusion, and the positioning connection is achieved by the cooperation between the protrusion and the card hole.

[0030] The free end of the connection card can be elastically deformed, and the assembly is simple; further, a reinforcing rib is provided at the root of the back side of the connection card in the hollow structure to provide a certain supporting force, and it is not easy to loosen and fail.

[0031] Furthermore, axially convex ribs are provided on opposite sides of the hollow structure of the connecting plug, so that the contact area is small during assembly, the assembly force required is small, and the assembly is simple.

[0032] The above is only an explanation of the preferred embodiments of the present invention. The above technical features can be arbitrarily combined to form multiple embodiments of the present invention.

[0033] The utility model is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. An unlocking mechanism, comprising a base, an unlocking handle, a movable part and a locking rod, wherein the unlocking handle is rotatably arranged on the base, the movable part is axially movable on the base, and the unlocking handle is provided with a pushing block for pushing the movable part to retract, characterized in that: The outer end of the movable part is provided with a connecting sleeve, the inner end of the locking rod is provided with a connecting plug for inserting into the connecting sleeve, one side of the connecting sleeve is provided with a clamping hole, and the connecting plug is provided with a connecting clamp that cooperates with the clamping hole and can be elastically deformed.

2. The unlocking mechanism according to claim 1, characterized in that: An end plate is provided at the end of the base, and a guide hole for guiding the movable part is provided on the end plate.

3. The unlocking mechanism according to claim 1, characterized in that: The connecting sleeve is a square structure with an open outer end, and a clamping hole is arranged on one side surface.

4. The unlocking mechanism according to claim 3, characterized in that: The connecting plug is a hollow structure, and the connecting card is arranged in the hollow structure.

5. The unlocking mechanism according to claim 3, characterized in that: The end of the connecting plug is provided with a chamfered structure.

6. The unlocking mechanism according to claim 4, characterized in that: The connecting plug is provided with axially extending convex ribs on opposite sides of the hollow structure.

7. The unlocking mechanism according to claim 4, characterized in that: A reinforcing rib is provided at the root of the back side of the connecting card in the hollow structure.

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