CN219261956U - Folding lock and contain its collapsible fender that encloses - Google Patents

Abstract

The utility model discloses a folding lock and a foldable enclosure comprising the same, which comprise a first connecting part and a second connecting part which are rotationally connected, wherein a locking piece with a fixed movement track is connected to the first connecting part, and the locking piece can be switched between a locking state and an unlocking state in the movement process; the first connecting part is provided with a first mounting surface, the second connecting part is provided with a second mounting surface and a locking block, and when the locking piece is in a locking state, the locking piece is matched with the locking block so as to circumferentially fix the first connecting part and the second connecting part; when the locking piece is in an unlocking state, the locking piece and the locking block are separated from each other; and after the first connecting part and the second connecting part relatively rotate, the included angle between the first mounting surface and the second mounting surface is changed. The folding lock has the advantages of simple structure, small volume, rotating folding function and locking function, and the two mounting surfaces of the folding lock can be directly provided with the enclosure, can replace a traditional hinge, and has stronger functions than the hinge.

Description

Folding lock and contain its collapsible fender that encloses

Technical Field

The utility model relates to the technical field of police equipment, in particular to a folding lock and a foldable enclosure comprising the same.

Background

The fence comprises a fence bracket and fence cloth, is widely applicable to various fields needing temporary shielding, such as the field of case handling of public security authorities, temporary shielding operation of various public places, civil outdoor shielding and the like, realizes temporary isolation and blocking of corresponding areas, and can be combined into closed type and semi-closed type combinations with unequal areas according to field requirements.

For being convenient for enclose the accomodating that keeps off, enclose and keep off most designs to collapsible structure, fold among the prior art and enclose the fender often through hinged joint, the hinge does not have the locking function, some enclose keep off and rely on the fixed realization shape with external structure, also some enclose keep off and realize locking through longer hasp structure, enclose the fender structure like patent number CN202222482884.1 discloses, this hasp structure size is great to can not direct mount enclose keep off, need install on enclosing the fender support, the structure is complicated, accomodate inconvenient.

Disclosure of Invention

In order to solve the technical problems that the enclosure in the prior art is connected through a hinge, the shape is required to be fixed by means of fixing with an external structure, or the enclosure is required to be connected through a bracket with a lock catch structure, so that the structure is complex and the storage is inconvenient, the utility model provides a folding lock and a foldable enclosure comprising the folding lock.

The utility model provides a folding lock, which comprises a first connecting part and a second connecting part which are rotationally connected, wherein a locking piece with a fixed movement track is connected to the first connecting part, and the locking piece can be switched between a locking state and an unlocking state in the movement process; the first connecting part is provided with a first mounting surface, the second connecting part is provided with a second mounting surface and a locking block, and when the locking piece is in a locking state, the locking piece is matched with the locking block so as to circumferentially fix the first connecting part and the second connecting part; when the locking piece is in an unlocking state, the locking piece and the locking block are separated from each other; and after the first connecting part and the second connecting part relatively rotate, the included angle between the first mounting surface and the second mounting surface is changed.

Further, the first connecting portion is rotatably connected with the second connecting portion through a rotating shaft, and the locking block and the locking piece are provided with grooves and protrusions which are matched with each other.

Further, the locking block is a disc which is coaxially arranged with the rotating shaft, and the matching part of the disc and the locking piece is positioned on the outer circumferential surface of the disc.

Further, the fixed motion track is an arc track extending from one end close to the locking block to a direction far away from the locking block, and the locking piece respectively reaches an unlocking state and a locking state at two ends of the arc track.

Further, the locking device further comprises an elastic piece, the first connecting part is provided with a channel which is used for accommodating the elastic piece and enabling the locking piece to reciprocate in a linear mode, two axial ends of the elastic piece are respectively abutted with the locking piece and the first connecting part, and the locking piece is matched and abutted with the locking block under the extrusion action of the elastic piece.

Further, the locking piece is a reducing shaft which is arranged in parallel with the locking block, and the matching surface of the locking piece and the locking block is positioned on the larger diameter peripheral surface of the reducing shaft.

Further, the larger diameter surface of the reducing shaft is a conical surface with the diameter gradually reduced from one end close to the elastic piece to one end far away from the elastic piece, the bulge is the conical surface, and the outer peripheral surface of the locking block is provided with a groove matched with the conical surface.

Further, the first connecting portion comprises a first frame, a mounting plate and a baffle, wherein the first frame is internally provided with a cavity and is laterally provided with an opening, the mounting plate extends to one side opening of the first frame, the baffle is fixed on the side surface of the first frame, the elastic piece is abutted to the baffle, the locking block is fixedly connected with the second connecting portion through the other side opening of the first frame, and the rotating shaft is located on the mounting plate.

Further, when the first connecting portion and the second connecting portion are interlocked, the first mounting surface and the second mounting surface are arranged in a back-to-back parallel manner, and when the first connecting portion and the second connecting portion rotate to the limit positions in the unlocking state, the first connecting portion and the second connecting portion are in mutual abutting connection and the first mounting surface and the second mounting surface are located on the same horizontal plane.

The utility model also provides a foldable enclosure, which comprises one or more folding locks and enclosure bodies arranged on two sides of each folding lock, wherein the enclosure bodies are respectively arranged on the first installation surface and the second installation surface.

The beneficial effects of the utility model are as follows:

(1) The folding lock has the advantages of simple structure, small volume, rotating folding function and locking function, and the two mounting surfaces of the folding lock can be directly provided with the enclosure, can replace a traditional hinge and has stronger functions than the hinge.

(2) The folding lock disclosed by the utility model can be switched between the locking state and the unlocking state only by the movable locking piece, and is convenient to use.

(3) According to the folding lock disclosed by the utility model, the locking piece only moves linearly, is locked with the locking block through the elastic force of the elastic piece, and is unlocked by pressing the locking piece to resist the extrusion force of the elastic piece, so that the operation is convenient and quick.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a front view of a fold lock according to the present utility model in an unfolded state;

FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;

FIG. 3 is a B-B cross-sectional view of FIG. 1;

FIG. 4 is a top view of FIG. 1;

FIG. 5 is a C-C cross-sectional view of FIG. 4;

FIG. 6 is a front view of the fold lock of the present utility model in a folded state;

FIG. 7 is a D-D sectional view of FIG. 6;

FIG. 8 is a top view of FIG. 6;

FIG. 9 is a sectional view in the E-E direction of FIG. 8;

FIG. 10 is a front view of the collapsible enclosure of the present utility model in an expanded state;

fig. 11 is a front view of the collapsible enclosure of the present utility model in a collapsed condition.

In the figure, 1, a first connecting part, 2, a second connecting part, 3, a locking piece, 301, a conical surface, 302, a shaft shoulder, 4, a first mounting surface, 5, a second mounting surface, 6, a locking block, 7, a rotating shaft, 8, a first opening, 9, a first frame, 10, a mounting plate, 11, an elastic piece, 12, a channel, 13, a groove, 14, a first enclosure body, 15, a second enclosure body, 16, a second opening, 17, a support lug, 18 and a baffle plate.

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 only and are not to be construed as limiting the utility model.

As shown in fig. 1 to 9, a folding lock for connecting two products, by which the two products can be relatively unfolded or folded together, comprises a first connecting part 1 and a second connecting part 2 rotatably connected, wherein a locking member 3 having a fixed movement track is connected to the first connecting part 1, and the locking member 3 can be switched between a locking state and an unlocking state during movement; the first connecting part 1 is provided with a first mounting surface 4, the second connecting part 2 is provided with a second mounting surface 5 and a locking block 6, and two products are respectively mounted on the first mounting surface 4 and the second mounting surface 5.

When the locking piece 3 is in a locking state, the locking piece 3 is matched with the locking block 6 so as to enable the first connecting part 1 and the second connecting part 2 to be circumferentially fixed, namely the first connecting part 1 and the second connecting part 2 are locked and can not rotate relatively; when the locking member 3 is in the unlocked state, the locking member 3 and the locking block 6 are separated from each other; after the first connecting part 1 and the second connecting part 2 relatively rotate, the included angle between the first mounting surface 4 and the second mounting surface 5 changes, so that the position relationship of two products connected to the first mounting surface and the second mounting surface changes.

When the two products are in the unfolded state or the folded state, the locking piece 3 is matched with the locking block 6 by adjusting the locking piece 3 to move in the fixed movement track, so that the two product states are fixed.

Example 1

1-3, including first connecting portion 1, second connecting portion 2, locking piece 3 and locking piece 6, first connecting portion 1 is rotationally connected through rotation axis 7 with second connecting portion 2, rotation axis 7 can be fixed with one of first connecting portion 1 and second connecting portion 2, with another normal running fit, also can be with both normal running fit, locking piece 3 is located first connecting portion 1, and be the moving part, locking piece 3 has fixed motion track on first connecting portion 1, locking piece 3 moves under the external force drive, and can keep in locking state or unblock state, for example can set up the track groove of worker locking piece 3 reciprocating motion on first connecting portion 1, locking piece 6 is fixed on the second part, locking piece 6 and locking piece 3 have recess 13 and protruding of mutually supporting, realize the locking through recess 13 and protruding cooperation. The recess 13 may be located on the locking block 6 or on the locking member 3.

The first connecting portion 1 has a first mounting surface 4 thereon, the second connecting portion 2 has a second mounting surface 5 thereon, and the first connecting portion 1 and the second connecting portion 2 of the present embodiment are folded at an angle of 180 °. When the first connecting portion 1 and the second connecting portion 2 are interlocked, the locking piece 3 is matched with the outer peripheral surface of the locking block 6 (as shown in fig. 2 and 5), the first mounting surface 4 and the second mounting surface 5 are arranged opposite to each other in parallel (as shown in fig. 1 and 4), at this time, two products connected to the first connecting portion 1 and the second connecting portion 2 are located at two sides of the folding lock, in an unfolded state, when the first connecting portion 1 and the second connecting portion 2 rotate to a limit position in an unlocking state, the first connecting portion 1 and the second connecting portion 2 are abutted against each other, and the first mounting surface 4 and the second mounting surface 5 are located on the same horizontal plane (as shown in fig. 6), at this time, the two products connected to the first connecting portion 1 and the second connecting portion 2 are opposite to each other, and in a folded state.

The specific structure of the first connection part 1 and the second connection part 2 is shown in fig. 1 and 5, the first connection part 1 comprises a first frame 9 with a cavity therein and an opening laterally and a mounting plate 10 extending to one side of the first frame 9, the first frame 9 and the second connection part 2 are approximately rectangular parallelepiped in shape, that is, the outer surfaces of the first frame 9 and the second connection part 2 are all planes, and the adjacent planes are perpendicular to each other, the mounting plate 10 is positioned at one side of the first frame 9, the mounting plate 10 is positioned above the first frame 9 by taking the orientation shown in fig. 1 and 5 as an example, the locking member 3 is connected to the first frame 9, the first mounting surface 4 is positioned at the left side of the first frame 9, the second mounting surface 5 is positioned at the right side of the second connection part 2, both sides of the first frame 9 are provided with openings, one is a first opening 8 positioned at the right side of the first frame 9, the locking block 6 is positioned in the first frame 9 and fixedly connected with the second connection part 2 through the first opening 8, the other is a second opening 16 positioned at the upper side of the first frame 9 for receiving the rotation shaft 7 and the rotation shaft 10 is positioned at the opening 16. The mounting plate 10 extends upward of the first frame 9 so that the first frame 9 and the second connection part 2 are positioned at the lower side of the rotation shaft 7, providing a rotation space for 180 ° rotation of the first frame 9. When the folding lock is in the state shown in fig. 1, the first installation surface 4 and the second installation surface 5 are positioned on the left vertical side surface and the right vertical side surface of the folding lock, the other two vertical side surfaces of the first connection part 1 and the second connection part 2 are in opposite contact, and when the folding lock is rotated to the state shown in fig. 6, the first connection part 1 is rotated clockwise by 180 degrees, so that the first installation surface 4 moves from the left side to the right side, and two products connected to the first installation surface 4 and the second installation surface 5 can be stacked in parallel.

In this embodiment, the fixed motion track is an arc track extending from one end close to the locking block 6 to a direction away from the locking block 6, and the locking member 3 respectively reaches an unlocked state and a locked state at two ends of the arc track. Through the reasonable design of arc orbit both ends angle, can be limited when making locking piece 3 and locking piece 6 join in marriage the tip of arc orbit, compare with the straight line orbit, the distance of locking piece 3 and locking piece 6 can be directly adjusted to curved orbit groove to can make locking piece 3 spacing in through the angle of buckling on the orbit groove the tip of orbit groove does not need extra structural design to make locking piece 3 keep the locking state.

The shapes of the locking piece 6 and the locking member 3 are not limited, and for convenience of processing, the locking piece 6 is preferably a disc coaxially arranged with the rotary shaft 7, and the mating portion of the disc and the locking member 3 is located on the outer peripheral surface of the disc, that is, a groove 13 or a projection is provided on the outer peripheral surface, and the locking member 3 is mated with the outer peripheral surface of the locking piece 6.

Example two

The difference between this embodiment and the first embodiment is that: the movable track of the locking piece 3 on the first connecting portion 1 is a linear track, at this time, the folding lock further comprises an elastic piece 11, the first connecting portion 1 is provided with a channel 12 for accommodating the elastic piece 11 and enabling the locking piece 3 to reciprocate in a linear motion, two axial ends of the elastic piece 11 are respectively abutted with the locking piece 3 and the first connecting portion 1, and the locking piece 3 is matched and abutted with the locking block 6 under the extrusion action of the elastic piece 11.

As shown in fig. 2 and 7, the channel 12 is a pin hole penetrating one end of the first connecting portion 1, the locking member 3 is a columnar structure inserted into the pin hole, the other end of the pin hole is closed, the elastic member 11 is positioned in the pin hole and is abutted against the closed end of the pin hole, one end of the locking member 3 is in contact with the elastic member 11, the other end extends out from the open end of the pin hole, and in a natural state, the elastic member 11 is pressed against the locking member 3 (as shown in fig. 2) to clamp the locking member 3 on the locking block 6 (as shown in fig. 5); when unlocking is required, the locking piece 3 is pressed from the opening end of the pin hole, so that the elastic piece 11 is compressed (as shown in fig. 7), and the locking piece 3 is separated from the locking block 6. The locking piece 6 is of a disc-shaped structure, the outer peripheral surface of the locking piece 6 is provided with a groove 13, the locking piece 3 is provided with a convex block, the tangent line of the locking piece 3 at the position where the groove 13 is located is parallel to the locking piece 6, in a natural state, the convex block on the locking piece 3 is opposite to the groove 13, when the locking piece 3 is pressed, the locking piece 3 moves along the groove 12, and other non-protruding parts of the locking piece 3 are opposite to the groove 13.

Preferably, the locking member 3 is a variable diameter shaft arranged parallel to the locking block 6, and the mating surface of the locking member 3 and the locking block 6 is located on the larger diameter outer peripheral surface of the variable diameter shaft. The variable diameter shaft of the present embodiment may be two or more cylindrical sections.

In a preferred embodiment, the channel 12 may be a through hole penetrating through two ends of the first connecting portion 1, the baffle 18 is fixed on the side surface of the first frame 9 at one end of the through hole, and the elastic member 11 abuts against the baffle 18, so that assembly is convenient.

Example III

The second embodiment is an improvement on the basis of the second embodiment, the improvement part is the locking piece 3, the locking piece 3 in the second embodiment is also a reducing shaft, the larger diameter surface of the reducing shaft is a conical surface 301 with gradually reduced diameter from one end close to the elastic piece 11 to one end far away from the elastic piece 11, the bulge is a conical surface 301, the outer peripheral surface of the locking block 6 is provided with a groove 13 matched with the conical surface 301, and at the moment, the groove 13 is an inclined surface groove. In a natural state, the elastic member 11 presses the locking member 3, and the mating surface of the locking block 6 and the locking member 3 is an inclined surface inclined to the axial direction of the locking member 3, so that the locking member 3 abuts against the surface of the groove 13.

In order to avoid the locking piece 3 from being ejected out of the opening end of the pin hole, a shaft shoulder 302 protruding in the circumferential direction can be arranged on the outer circumferential surface of the locking piece 3, and when the locking piece 3 is matched with the locking piece 6, the end surface of the shaft shoulder 302 facing the opening end of the pin hole is abutted against the inner end surface of the channel 12, as shown in fig. 2.

Example IV

The foldable fence comprises one or more folding locks and fence bodies arranged on two sides of each folding lock, wherein the fence bodies are respectively arranged on a first mounting surface 4 and a second mounting surface 5. The first mounting surface 4 and the second mounting surface 5 are provided with lugs 17 for fixing the enclosure body, the periphery of the enclosure body is usually provided with a square tube made into a frame, and the lugs 17 are fixed with the frame.

In this embodiment, two enclosure bodies are taken as examples, and the two enclosure bodies are respectively named as a first enclosure body 14 and a second enclosure body 15, the first enclosure body 14 is installed on the first installation surface 4, and the second enclosure body 15 is installed on the second installation surface 5, then the specific use method is as follows:

the initial state is the expansion state (as shown in fig. 10), and the first enclosure body 14 and the second enclosure body 15 are located on the same plane to form a wall, and at this time, the locking piece 3 is matched with the locking piece 6 to lock the expansion state, when the enclosure needs to be folded, the locking piece 3 is pressed to separate the locking piece 3 from the locking piece 6, at this time, the first connecting part 1 can be rotated, so that the first enclosure body 14 is attached to the second enclosure body 15 along with the rotation of 180 degrees of the first connecting part 1, and the folding state is achieved (as shown in fig. 11).

When a plurality of enclose keep off the body and link to each other, can adopt the same folding method, enclose the fender body with the adjacent folding in proper order, fold into the area size that encloses the fender body at last.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "left", "right", "inner", "outer", "axial", 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 device or element being 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 relative importance. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In this specification, a schematic representation of the terms does not necessarily refer to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (10)

1. Folding lock, including first connecting portion (1) and second connecting portion (2) that rotate the connection, its characterized in that: the first connecting part (1) is connected with a locking piece (3) with a fixed movement track, and the locking piece (3) can be switched between a locking state and an unlocking state in the movement process;

the first connecting part (1) is provided with a first mounting surface (4), the second connecting part (2) is provided with a second mounting surface (5) and a locking block (6), and when the locking piece (3) is in a locking state, the locking piece (3) is matched with the locking block (6) so as to enable the first connecting part (1) and the second connecting part (2) to be circumferentially fixed; when the locking piece (3) is in an unlocking state, the locking piece (3) and the locking block (6) are separated from each other;

and after the first connecting part (1) and the second connecting part (2) relatively rotate, the included angle between the first mounting surface (4) and the second mounting surface (5) changes.

2. The fold lock of claim 1, wherein: the first connecting part (1) is rotationally connected with the second connecting part (2) through a rotating shaft (7), and the locking block (6) and the locking piece (3) are provided with grooves (13) and protrusions which are matched with each other.

3. The fold lock of claim 2, wherein: the locking block (6) is a disc which is coaxially arranged with the rotating shaft (7), and the matching part of the disc and the locking piece (3) is positioned on the outer peripheral surface of the disc.

4. A folding lock according to any one of claims 1-3, characterized in that: the fixed motion track is an arc track extending from one end close to the locking block (6) to the direction far away from the locking block (6), and the two ends of the arc track of the locking piece (3) respectively reach an unlocking state and a locking state.

5. A folding lock according to claim 3, characterized in that: the novel locking device is characterized by further comprising an elastic piece (11), wherein the first connecting portion (1) is provided with a channel (12) which is used for accommodating the elastic piece (11) and enabling the locking piece (3) to reciprocate in a linear mode, two axial ends of the elastic piece (11) are respectively abutted to the locking piece (3) and the first connecting portion (1), and the locking piece (3) is abutted to the locking block (6) in a matched mode under the extrusion effect of the elastic piece (11).

6. The fold lock of claim 5, wherein: the locking piece (3) is a variable diameter shaft which is arranged in parallel with the locking block (6), and the matching surface of the locking piece (3) and the locking block (6) is positioned on the larger diameter peripheral surface of the variable diameter shaft.

7. The fold lock of claim 6, wherein: the larger diameter surface of the reducing shaft is a conical surface (301) with the diameter gradually reduced from one end close to the elastic piece (11) to one end far away from the elastic piece (11), the bulge is the conical surface (301), and the outer peripheral surface of the locking block (6) is provided with a groove (13) matched with the conical surface (301).

8. The fold lock of claim 5, wherein: the first connecting portion (1) comprises a first frame (9) with a cavity inside and an opening in the lateral direction, a mounting plate (10) extending to one side opening of the first frame (9) and a baffle fixed on the side surface of the first frame (9), the elastic piece (11) is abutted to the baffle, the locking block (6) is fixedly connected with the second connecting portion (2) through the other side opening of the first frame (9), and the rotating shaft (7) is located on the mounting plate (10).

9. The fold lock of claim 5, wherein: when the first connecting part (1) and the second connecting part (2) are mutually locked, the first mounting surface (4) and the second mounting surface (5) are arranged in a back-to-back parallel mode, and when the first connecting part (1) and the second connecting part (2) are rotated to the limit positions in the unlocking state, the first connecting part (1) and the second connecting part (2) are mutually abutted and the first mounting surface (4) and the second mounting surface (5) are positioned on the same horizontal plane.

10. A collapsible fender, its characterized in that: comprising one or more folding locks according to any one of claims 1-9 and a fence body mounted on both sides of each folding lock, said fence body being mounted on the first mounting surface (4) and the second mounting surface (5), respectively.

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