CN220725999U - Unlocking tool for double-blade lock - Google Patents

Abstract

The utility model discloses a double-blade lock unlocking tool, which comprises a rotating rod, wherein one end of the rotating rod is an insertion end inserted into a lock hole, one side of the insertion end of the rotating rod is axially provided with a first slot, two side walls of the insertion end of the first slot are respectively provided with a first inclined guide surface inclined outwards so that the insertion end of the first slot is in an eight shape, and the rear end of the first slot is provided with a first clamping groove for clamping a convex edge of a double-blade lock into the first clamping groove; the second slot is axially formed in the other side of the insertion end of the rotating rod, second inclined guide surfaces which incline outwards are respectively formed in two side walls of the insertion end of the second slot, so that the insertion end of the second slot is in an eight shape, and a second clamping groove for clamping the convex edge of the double-blade lock is formed in the rear end of the second slot. The utility model can realize time and labor saving when the double-blade lock is opened, and the generated noise is small.

Description

Unlocking tool for double-blade lock

Technical Field

The utility model relates to the technical field of abnormal unlocking, in particular to an unlocking tool for a double-blade lock.

Background

During fire fighting entrance rescue, police entrance emergency capture and the like, a lockset arranged on the entrance door needs to be broken and detached. As shown in fig. 1, a double-vane lock disclosed in the prior art comprises a lock body 10, a lock cylinder 20 and a shifting fork 30; the shifting fork 30 is connected with the lock cylinder 20; the lock cylinder 20 is rotatably arranged in the lock body 10, the lock cylinder 20 and the lock body 10 are positioned through the blades, the lock cylinder 20 can be rotated by inserting a key to move the blades, and the shifting fork 30 can be moved by rotating the lock cylinder 20 to lock and unlock. In order to increase the difficulty of abnormal unlocking, an upper convex edge 40 and a lower convex edge 40 are axially arranged at the opening part of the lock hole; meanwhile, the blades are arranged in two groups up and down.

In the prior art, when the double-blade lock is broken and disassembled, tools such as a crowbar, a hammer, a hydraulic expander and the like are used for breaking and disassembling, so that time and labor are wasted, and the produced noise is large, and rescue or capture is influenced.

Disclosure of Invention

The present utility model aims to solve at least to some extent one of the technical problems in the above-described technology. Therefore, an object of the present utility model is to provide a double-blade lock unlocking tool, which saves time and labor when unlocking the double-blade lock, and generates less noise.

In order to achieve the above-mentioned objective, an embodiment of a first aspect of the present utility model provides a double-vane lock unlocking tool, which includes a rotating rod, wherein one end of the rotating rod is an insertion end inserted into a lock hole, one side of the insertion end of the rotating rod is axially provided with a first slot, two side walls of the insertion end of the first slot are respectively provided with a first inclined guide surface inclined outwards, so that the insertion end of the first slot is in a splayed shape, and a first clamping groove for clamping a convex edge of the double-vane lock therein is provided at the rear end of the first slot; the second slot is axially formed in the other side of the insertion end of the rotating rod, second inclined guide surfaces which incline outwards are respectively formed in two side walls of the insertion end of the second slot, so that the insertion end of the second slot is in an eight shape, and a second clamping groove for clamping the convex edge of the double-blade lock is formed in the rear end of the second slot.

According to the unlocking tool for the double-blade lock, when the double-blade lock is broken and disassembled, elastic materials such as metal cotton, tinfoil or elastic foam are filled into the first slot and the second slot, the insertion end of the rotating rod is inserted into the lock hole of the lock cylinder, then the rotating rod is continuously rotated, at the moment, the blades of the lock cylinder are pushed to the unlocking position by the elastic materials such as the metal cotton, the tinfoil or the elastic foam due to the elasticity of the elastic materials, the lock of the lock cylinder is released, time and labor are saved when the double-blade lock is opened, and the generated noise is small.

In addition, the unlocking tool for the double-blade lock provided by the embodiment of the utility model can also have the following additional technical characteristics:

optionally, the width of the first slot and the width of the second slot are respectively one third of the transverse width of the insertion end of the rotating rod.

Optionally, the device further comprises a grabbing rod, wherein one end of the rotating rod is provided with a radial insertion hole, and the grabbing rod is inserted into the radial insertion hole.

Specifically, one end of the rotating rod is also axially provided with a square jack for inserting the rotating lever.

Drawings

FIG. 1 is a schematic view of a prior art double vane lock;

FIG. 2 is a schematic perspective view of an embodiment of the present utility model;

FIG. 3 is a partial enlarged view of an embodiment of the present utility model;

FIG. 4 is a schematic perspective view of another embodiment of the present utility model;

fig. 5 is another enlarged partial view of an embodiment of the present utility model.

Description of the reference numerals

The lock comprises a lock body 10, a lock cylinder 20, a shifting fork 30 and a convex edge 40;

the rotary rod 1, the first slot 11, the first inclined guide surface 12, the first clamping groove 13, the second slot 14, the second inclined guide surface 15, the second clamping groove 16, the radial insertion hole 17, the square insertion hole 18 and the grasping rod 2.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In order that the above-described aspects may be better understood, exemplary embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

As shown in fig. 2 to 5, a two-blade lock unlocking tool according to an embodiment of the present utility model includes a rotating lever 1 and a grab lever 2.

The double-blade lock comprises a lock body, a lock cylinder and a shifting fork; the shifting fork is connected with the lock cylinder; the lock core is rotatably arranged in the lock body, the lock core and the lock body are positioned through the blades, the lock core can be rotated by inserting the key to move the blades, and the shifting fork can be moved by rotating the lock core to lock and unlock. An upper convex edge and a lower convex edge are axially arranged at the opening part of the lock hole; meanwhile, the blades are arranged in two groups up and down.

One end of the rotating rod 1 is an insertion end inserted into a lock hole, one side of the insertion end of the rotating rod 1 is axially provided with a first slot 11, two side walls of the insertion end of the first slot 11 are respectively provided with a first inclined guide surface 12 inclined outwards, so that the insertion end of the first slot 11 is in an eight shape, and the rear end of the first slot 11 is provided with a first clamping groove 13 for clamping a convex edge of a double-blade lock. The other side of the insertion end of the rotating rod 1 is axially provided with a second slot 14, two side walls of the insertion end of the second slot 14 are respectively provided with a second inclined guide surface 15 which is inclined outwards, so that the insertion end of the second slot 14 is in an eight shape, and the rear end of the second slot 14 is provided with a second clamping groove 16 into which a convex edge of the double-blade lock is clamped.

Alternatively, the width of the first slot 11 and the width of the second slot 14 are respectively one third of the lateral width of the insertion end of the rotation rod 1, so that the insertion end of the rotation rod 1 is quickly inserted into the locking hole.

The front side and the back side of the insertion end of the rotating rod 1 are respectively provided with an introduction inclined plane, so that the thickness of the end part of the insertion end of the rotating rod 1 is smaller than that of other parts, and the insertion end of the rotating rod 1 is quickly inserted into a lock hole.

Optionally, a radial insertion hole 17 is formed at one end of the rotating rod 1, the gripping rod 2 is inserted into the radial insertion hole 17, and the gripping rod 2 is arranged to rotate the rotating rod 1 conveniently. Specifically, one end of the rotating rod 1 is further axially provided with a square jack 18, so that the rotating rod 1 is driven to rotate by inserting a rotating lever.

According to the unlocking tool for the double-blade lock, when the double-blade lock is broken and disassembled, elastic materials such as metal cotton, tinfoil or elastic foam are filled in the first slot 11 and the second slot 14, the insertion end of the rotating rod 1 is inserted into the lock hole of the lock cylinder, then the rotating rod 1 is continuously rotated, at the moment, the blades of the lock cylinder are propped to the unlocking position by the elastic materials such as the metal cotton, the tinfoil or the elastic foam due to the elasticity of the elastic materials, the lock cylinder is unlocked, time and labor are saved when the double-blade lock is opened, and the generated noise is small.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms should not be understood as necessarily being directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (4)

1. The double-blade lock unlocking tool is characterized by comprising a rotating rod, wherein one end of the rotating rod is an insertion end inserted into a lock hole, one side of the insertion end of the rotating rod is axially provided with a first slot, two side walls of the insertion end of the first slot are respectively provided with a first inclined guide surface inclined outwards so that the insertion end of the first slot is in an eight shape, and the rear end of the first slot is provided with a first clamping groove for clamping a convex edge of a double-blade lock into the first clamping groove; the second slot is axially formed in the other side of the insertion end of the rotating rod, second inclined guide surfaces which incline outwards are respectively formed in two side walls of the insertion end of the second slot, so that the insertion end of the second slot is in an eight shape, and a second clamping groove for clamping the convex edge of the double-blade lock is formed in the rear end of the second slot.

2. The two-bladed lock unlocking tool according to claim 1, wherein the width of the first slot and the width of the second slot are each one third of the lateral width of the insertion end of the rotating rod.

3. The two-bladed lock unlocking tool of claim 1, further comprising a grab bar, wherein one end of the rotating bar is provided with a radial receptacle, and wherein the grab bar is inserted into the radial receptacle.

4. A two-bladed lock unlocking tool according to claim 3, wherein one end of the rotating lever is further provided with a square insertion hole in the axial direction for inserting the rotating lever.