CN216974450U - Locking device - Google Patents

Abstract

The application relates to a locking device, comprising: the lock body is provided with an open lock groove, the lock bolt can move in the lock groove, the locking mechanism is movably arranged on the lock body, the locking mechanism is used for fixing the lock bolt at a locking position after the lock bolt reaches the locking position through the lock groove, and the unlocking mechanism is arranged at the lower end of the lock body and used for driving the locking mechanism to rotate so as to realize unlocking of the locking mechanism. This application simple structure, convenient operation, the locking is effectual, has improved workman's work efficiency.

Description

Locking device

Technical Field

The utility model relates to the technical field of door locks, in particular to a locking device.

Background

At present, a lot of open air places in industrial field need install more simple and easy gate, and the bolt formula structure is adopted to present gate majority, needs staff to expend time accurate operation and inserts the bolt into the bolt and just can close, troublesome poeration to when the bolt sets up more tightly, staff can be more strenuous when the plug, and in daily management, the switch door is very inconvenient, greatly influences work efficiency.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides a locking device which is simple in structure, convenient to operate and good in locking effect, and improves the working efficiency of workers.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a latch device, comprising:

a lock bolt;

a lock body provided with an open lock groove, the lock bolt being movable in the lock groove;

the locking mechanism is movably arranged on the lock body and used for fixing the lock bolt at a locking position after the lock bolt reaches the locking position through the lock groove;

and the unlocking mechanism is arranged at the lower end of the lock body and used for driving the locking mechanism to rotate so as to realize unlocking of the locking mechanism. This application is through setting up locking mechanism and be in when the gate is closed the set bar is solid locking position sets up release mechanism, when the gate is opened to needs, rotates in order to realize through driving locking mechanism's unblock, convenient operation, the effectual of locking.

Furthermore, the lock body comprises a fixed seat, two mounting plates are oppositely arranged on one side of the fixed seat, a transverse plate is arranged between the mounting plates, the transverse plate is arranged close to the lower ends of the mounting plates and surrounds the two mounting plates into a U shape, the transverse plate is not in contact with the fixed seat, the locking mechanism is movably arranged between the two mounting plates, and the locking groove is formed in the mounting plates.

Further, the fixing seat, the mounting plate and the transverse plate are integrally manufactured.

Further, locking mechanism is including being the locking plate of falling L shape, the locking plate includes vertical portion and horizontal part, vertical portion stretches out the mounting panel downwards, the tip of horizontal part is equipped with colludes form portion, and one side that colludes the relative vertical portion of form portion is convex, and one side that deviates from vertical portion is the ascending inclined plane of slope.

Further, the unlocking mechanism comprises a push-pull electromagnet switch, the push-pull electromagnet switch is located behind the vertical portion, the push-pull electromagnet switch comprises a push rod, the push rod pushes the vertical portion to move forwards, and the locking plate rotates anticlockwise to achieve unlocking. Can promote locking plate anticlockwise rotation in order to realize the unblock fast through setting up plug-type electro-magnet switch, easy operation, the unblock is convenient, and unblock efficiency is fast.

Furthermore, a support is arranged on the lock body close to the lock groove, a proximity switch horizontally facing the lock groove is arranged on the support, a door display lamp electrically connected with the proximity switch is further arranged on the lock body, the door display lamp is turned on after the proximity switch is in contact with the lock bolt, and the door display lamp is turned off after the lock bolt is pulled out. By arranging the proximity switch and the bracket, the lock bolt can be clearly indicated when being locked or opened.

Furthermore, one side of the fixed seat, which deviates from the mounting plate, is vertically provided with a positioning plate. The positioning plate plays a supporting role, and the stability of the device is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a schematic structural view of the lock body of the present invention;

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

FIG. 5 is a schematic structural view of the locked state of the present invention;

fig. 6 is a schematic structural diagram of the unlocked state of the present invention.

The labels in the figure are: 1. the device comprises a fixed seat, 2, a mounting plate, 3, a pin shaft, 4, a lock bolt, 5, a pull type electromagnet switch, 501, a push rod, 6, a locking plate, 601, a vertical part, 602, a horizontal part, 603, a hook-shaped part, 7, a positioning plate, 8, a transverse plate, 9, a lock groove, 10, a support, 11 and a proximity switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1, the present invention provides a locking device, including: set bar 4, lock body, locking mechanism and release mechanism, the lock body is provided with open-ended locked groove 9, and set bar 4 can remove in locked groove 9, locking mechanism movably sets up on the lock body, locking mechanism is used for set bar 4 is fixed with set bar 4 after reaching the locking position through locked groove 9 the latched position, release mechanism sets up at the lock body lower extreme for it is rotatory in order to realize to drive locking mechanism's unblock.

Wherein, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the lock body includes fixing base 1, 1 one side of fixing base is equipped with two mounting panels 2 relatively, two be equipped with diaphragm 8 between the mounting panel 2, diaphragm 8 is close to the setting of 2 lower extremes of mounting panel and encloses into the U-shaped with two mounting panels 2, diaphragm 8 and fixing base 1 contactless, the locking mechanical system activity sets up between two mounting panels 2, locked groove 9 sets up on mounting panel 2, fixing base, mounting panel 2 and diaphragm 8 are made as an organic whole.

Specifically, as shown in fig. 1 and 2, the locking mechanism includes a locking plate 6 that is an inverted L-shape, the locking plate 6 includes a vertical portion 601 and a horizontal portion 602, the vertical portion 601 extends downward to the mounting plate 2, an end of the horizontal portion 602 is provided with a hook portion 603, one side of the hook portion 603 relative to the vertical portion 601 is arc-shaped, one side departing from the vertical portion 601 is an inclined surface that inclines upward, the inclined surface is an acute angle with a horizontal plane, when the gate is closed, the lock bolt 4 moves along the lock groove 9, the lock bolt 4 first contacts with the inclined surface of the hook portion 603, and then moves inwards along the inclined surface, so as to push away the locking plate 6, that is, the locking plate 6 rotates counterclockwise.

More specifically, as shown in fig. 2, two mounting plates 2 are rotatably connected with a locking plate 6 through a pin shaft 3, a first through hole for the pin shaft 3 to pass through is formed in the mounting plate 2, a second through hole for the pin shaft 3 to pass through is formed in the locking plate 6, and a cotter pin is installed on the pin shaft 3. it should be noted that the rotation connection is realized through the pin shaft as the prior art, which is not described in detail herein, and when the gate is not closed during locking, the lower end of the hook-shaped portion 603 is in contact with the upper end of the transverse plate 8, so that the locking plate 6 can only move counterclockwise around the pin shaft 3.

In addition, as shown in fig. 1, the unlocking mechanism comprises a push-pull type electromagnet switch 5, the push-pull type electromagnet switch 5 is located behind a vertical portion 601, the push-pull type electromagnet switch 5 comprises a push rod 501, the push rod 501 pushes the vertical portion 601 to move forwards, a locking plate 6 rotates anticlockwise to realize unlocking, a positioning plate 7 is vertically arranged on one side of the fixing seat 1, which is far away from the mounting plate 2, the fixing seat 1 is connected with the positioning plate 7 through screws, the positioning plate 7 is arranged to play a supporting role, the stability of the device is improved, the push-pull type electromagnet switch 5 is connected with an external power supply, the push-pull type electromagnet switch 5 is connected with the fixing seat 1 through screws, the push-pull type electromagnet switch 5 is the prior art, the application is not described in detail herein, in practical application, the application is arranged on a gate, the locking plate can be rapidly pushed to rotate anticlockwise to realize unlocking through the push-pull type electromagnet switch 5, the unlocking device is simple to operate, convenient to unlock and high in unlocking efficiency.

Of course, the present invention is not limited to the above-described embodiments, and several other embodiments based on the design concept of the present invention are provided below.

For example, in another embodiment, different from the above-described embodiments, as shown in fig. 5 and 6, a bracket 10 is provided on the lock body near the lock slot 9, a proximity switch 11 horizontally facing the lock slot 9 is provided on the bracket 10, and a door indicator light electrically connected to the proximity switch 11 is further provided on the lock body, and the door indicator light is turned on after the proximity switch 11 contacts the lock plunger 4 and turned off after the lock plunger 4 is pulled out.

The working principle of this application does: as shown in fig. 1, 5 and 6, when the gate is not closed, the locking plate 6 is in a natural sagging state, and the lower end of the hook 603 is in contact with the upper end of the cross plate 8; when the gate is closed, the lock bolt 4 enters the lock groove 9 of the lock body, the lock bolt 4 pushes the locking plate 6 away, the locking plate 6 rotates anticlockwise, when the lock bolt 4 reaches a locking position, the locking plate 6 falls back to the original position through self weight to complete locking, and meanwhile, after the proximity switch 11 is contacted with the lock bolt 4, the gate display lamp is lightened to confirm that the gate is locked; when the door is opened, the push-pull type electromagnet switch 5 is electrified, after the push-pull type electromagnet switch 5 is attracted, the push rod 501 pushes the tight plate 6 to rotate anticlockwise for a certain angle, the lock bolt 4 can freely enter and exit along the lock groove 9, and after the lock bolt 4 leaves, the door display lamp is turned off to indicate that the door is opened. This application convenient operation, the effectual of locking, the switch door is convenient, has greatly improved work efficiency.

It should be noted that the above embodiments are only for illustrating the present invention, but the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention fall within the protection scope of the present invention.

Claims (7)

1. A locking device, comprising:

a lock bolt (4);

the lock body is provided with an open lock groove (9), and the lock bolt (4) can move in the lock groove (9);

the locking mechanism is movably arranged on the lock body and is used for fixing the lock bolt (4) in a locking position after the lock bolt (4) reaches the locking position through the lock groove (9);

and the unlocking mechanism is arranged at the lower end of the lock body and used for driving the locking mechanism to rotate so as to realize unlocking of the locking mechanism.

2. A lock-out mechanism as claimed in claim 1, wherein: the lock body comprises a fixing seat (1), wherein two mounting plates (2) are arranged on one side of the fixing seat (1) relatively, a transverse plate (8) is arranged between the mounting plates (2), the transverse plate (8) is close to the lower ends of the mounting plates (2) and is enclosed into a U shape with the two mounting plates (2), the transverse plate (8) is not in contact with the fixing seat (1), the locking mechanism is movably arranged between the two mounting plates (2), and a locking groove (9) is formed in the mounting plates (2).

3. A lock-out mechanism as claimed in claim 2, wherein: the fixing seat (1), the mounting plate (2) and the transverse plate (8) are integrally manufactured.

4. A lock-out mechanism as claimed in claim 2, wherein: locking mechanism is including being locking plate (6) of falling L shape, locking plate (6) are including vertical portion (601) and horizontal part (602), mounting panel (2) are stretched out downwards to vertical portion (601), the tip of horizontal part (602) is equipped with colludes form portion (603), and one side that colludes form portion (603) relative vertical portion (601) is arc, and one side that deviates from vertical portion (601) is the ascending inclined plane of slope.

5. A lock-out mechanism as claimed in claim 2, wherein: the unlocking mechanism comprises a push-pull electromagnet switch (5), the push-pull electromagnet switch (5) is located behind the vertical portion (601), the push-pull electromagnet switch (5) comprises a push rod (501), the push rod (501) pushes the vertical portion (601) to move forwards, and the locking plate (6) rotates anticlockwise to achieve unlocking.

6. A lock-out mechanism as claimed in claim 1, wherein: be close to locked groove (9) on the lock body and be equipped with support (10), be equipped with proximity switch (11) of level orientation locked groove (9) on support (10), still be equipped with on the lock body with proximity switch (11) electric connection's door display lamp, the door display lamp lights after proximity switch (11) and set bar (4) contact, extinguishes after set bar (4) are pulled out.

7. A lock-out mechanism as claimed in claim 2, wherein: one side of the fixing seat (1) deviating from the mounting plate (2) is vertically provided with a positioning plate (7).

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