CN217024947U

CN217024947U - Elevator door lock

Info

Publication number: CN217024947U
Application number: CN202220930488.8U
Authority: CN
Inventors: 包丽娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-07-22
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses an elevator door lock, which relates to the technical field of elevator parts and comprises a lock rod, wherein an installation channel is formed in the lock rod, a lock hook is arranged on the inner side of the installation channel in a sliding manner, a protrusion is fixedly arranged at the top of the lock hook, a spring is movably nested on the side surface of the protrusion, the left end of the lock hook is connected with a pull rope, the left end of the pull rope is connected with a rotating wheel, the rotating wheel is fixedly connected with the lock rod, a convenient plugging mechanism is arranged at the top of the lock rod, and a lifting plate in the convenient plugging mechanism drives a first baffle and a second baffle in the convenient plugging mechanism to lift. The limiting device can limit the protrusion and the spring more conveniently, can replace the spring more conveniently, and is more convenient in actual use.

Description

Elevator door lock

Technical Field

The utility model relates to the technical field of elevator parts, in particular to an elevator door lock.

Background

The elevator door lock is arranged on a landing door or a car door and plays a locking role. The main components of the elevator door lock comprise a lock hook part and an electric safety contact, the lock hook mainly plays a role in mechanical locking, and the safety contact can break an electric safety loop to prevent the elevator door from opening and running.

Patent application publication No. CN 203754191U's utility model discloses an elevator lock, including the locking lever, be fixed with on the locking lever and rotate the wheel, locking lever end side is provided with 1 hollow cavity, be provided with the sliding tray on the locking lever shaft that hollow cavity corresponds, hollow cavity body both ends respectively are provided with 1 breach, still including the latch hook, be provided with the protruding muscle that corresponds with the sliding tray on the latch hook side, the other side of latch hook is provided with the arch that is arranged in the card income hollow cavity that length ratio hollow cavity is short, be provided with the spring in the arch and put the hole, protruding card is gone into behind the hollow cavity, latch hook afterbody and rotation are connected with 1 cable between the wheel. The rotating wheel drives the locking rod and the locking hook clamped in the hollow cavity of the locking rod to rotate, so that the hook body part of the head end of the locking hook is clamped in the clamping part, the rotating wheel rotates and simultaneously enables the inhaul cable to contract, the inhaul cable pulls the locking hook to overcome the spring force and move towards the rotating wheel direction along the movable groove, and therefore in the clamping process, the connection between the hook body part of the head end of the locking hook and the clamping part is firmer.

But above-mentioned device still has some shortcomings when in actual use, and it is comparatively obvious when spacing to arch and spring, need rivet two dogs to two breach inboards, when the operation process has great degree of difficulty, follow-up need demolish the dog and change the spring also comparatively inconvenient.

Therefore, it is necessary to invent an elevator door lock to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide an elevator door lock that solves the problems set forth in the background art described above.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an elevator lock, includes the locking lever, the installation passageway has been seted up on the locking lever, the inboard slip of installation passageway is provided with the latch hook, the fixed arch that is provided with in latch hook top, protruding side activity nestification is provided with the spring, the latch hook left end is connected with the cable, the cable left end is connected with rotates the wheel, rotate wheel and locking lever fixed connection, the locking lever top is provided with convenient shutoff mechanism, the lifter plate drives first baffle and second baffle lift in the convenient shutoff mechanism.

Preferably, the convenient plugging mechanism comprises a lifting plate, a first baffle, a second baffle, a traction strip, a locking pore channel, a locking block and a locking bolt.

Preferably, the lifter plate is attached to the top of the lock rod, and the first baffle plate penetrates through the inner wall of the installation channel in a sliding mode and is fixedly connected with the lifter plate.

Preferably, the second baffle penetrates through the inner wall of the installation channel and the lifting plate in a sliding mode and is fixedly connected with the traction strip, and the locking hole is formed in the right side of the lifting plate and the right side of the second baffle.

Preferably, the locking block is fixedly arranged on the right side of the top of the locking rod, the locking bolt penetrates through the locking block and is in threaded connection with the locking block, and the end part of the locking bolt extends to the inner side of the locking hole.

The utility model has the technical effects and advantages that:

the convenient plugging mechanism is arranged, so that when the spring needs to be replaced, the locking bolt is rotated, the end part of the locking bolt is moved out of the locking hole channel, the lifting plate is moved upwards at the moment, the lifting plate drives the first baffle and the second baffle to synchronously move upwards, the first baffle does not block the left end of the spring any more at the moment, a user can take out the spring through the left opening of the mounting channel, then take the new spring and place the new spring into the groove on the left side of the bulge, then pull the locking hook to the right side and reset the lifting plate at the same time, so that the first baffle blocks the new spring again and then resets the locking bolt, compared with the same type device in the prior art, the convenient plugging mechanism can limit the bulge and the spring more conveniently, and can replace the spring more conveniently at the same time, is more convenient in actual use.

Drawings

Fig. 1 is an overall front sectional structural schematic diagram of the present invention.

Fig. 2 is a schematic structural view of the convenient plugging mechanism in a front cross-sectional view.

In the figure: 1. a lock lever; 2. installing a channel; 3. a latch hook; 4. a protrusion; 5. a spring; 6. a cable; 7. a rotating wheel; 8. a convenient plugging mechanism; 81. a lifting plate; 82. a first baffle plate; 83. a second baffle; 84. a traction bar; 85. a locking aperture; 86. a locking block; 87. and locking the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The utility model provides an elevator door lock as shown in figures 1-2, which comprises a lock rod 1, wherein an installation channel 2 is formed in the lock rod 1, a lock hook 3 is arranged on the inner side of the installation channel 2 in a sliding manner, a protrusion 4 is fixedly arranged at the top of the lock hook 3, a spring 5 is movably nested on the side surface of the protrusion 4, the left end of the lock hook 3 is connected with a pull rope 6, the left end of the pull rope 6 is connected with a rotating wheel 7, and the rotating wheel 7 is fixedly connected with the lock rod 1.

It should be noted that, the above structures all belong to the technologies already disclosed in the prior art, and do not belong to the necessary technical features of the present application, so that detailed descriptions of specific functions thereof are not described herein.

In addition, a convenient plugging mechanism 8 is arranged at the top of the lock rod 1, a lifting plate 81 in the convenient plugging mechanism 8 drives a first baffle 82 and a second baffle 83 in the convenient plugging mechanism 8 to lift, the convenient plugging mechanism 8 comprises the lifting plate 81, the first baffle 82, the second baffle 83, a traction strip 84, a locking hole 85, a locking block 86 and a locking bolt 87, wherein the lifting plate 81 is attached to the top of the lock rod 1, the lifting plate 81 is arranged to drive the first baffle 82 and the second baffle 83 to lift, the first baffle 82 penetrates through the inner wall of the installation channel 2 in a sliding manner and is fixedly connected with the lifting plate 81, the first baffle 82 is arranged to limit the spring 5, the second baffle 83 penetrates through the inner wall of the installation channel 2 and the lifting plate 81 in a sliding manner and is fixedly connected with the traction strip 84, the second baffle 83 is arranged to limit the protrusion 4, the locking hole 85 is formed in the right side of the lifting plate 81 and the right side of the second baffle 83, the locking block 86 is fixedly arranged on the right side of the top of the locking rod 1, the locking bolt 87 penetrates through the locking block 86 and is in threaded connection with the locking block 86, the end of the locking bolt 87 extends to the inner side of the locking hole 85, and the combination of the locking hole 85, the locking block 86 and the locking bolt 87 is arranged so that the locking bolt 87 can lock the lifting plate 81 and the second baffle 83 simultaneously through the locking hole 85.

The working principle of the utility model is as follows:

in an actual use process, after the protrusion 4 and the spring 5 are in place, and when the protrusion 4 and the spring 5 need to be limited, a user can push the traction strip 84 to make the traction strip 84 drive the second baffle 83 to descend, and then rotate the locking bolt 87 to make the end of the locking bolt 87 enter the inner side of the locking hole 85, at this time, as shown in fig. 1, the first baffle 82 limits the spring 5, and the second baffle 83 limits the protrusion 4;

when the spring 5 needs to be replaced, the locking bolt 87 is rotated, the end part of the locking bolt 87 is moved out of the locking hole 85, the lifting plate 81 is moved upwards at the moment, the lifting plate 81 drives the first baffle 82 and the second baffle 83 to synchronously move upwards, the first baffle 82 does not block the left end of the spring 5 at the moment, and a user can take out the spring 5 through the left opening of the installation channel 2;

then a new spring 5 is taken and put into the groove on the left side of the projection 4, then the latch hook 3 is pulled to the right side, and at the same time the lifting plate 81 is reset, so that the first baffle 82 blocks the new spring 5 again, and then the locking bolt 87 is reset, and the operation is completed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an elevator lock, includes locking lever (1), installation passageway (2) have been seted up on locking lever (1), installation passageway (2) inboard slides and is provided with latch hook (3), latch hook (3) top is fixed to be provided with protruding (4), protruding (4) side activity nestification is provided with spring (5), latch hook (3) left end is connected with cable (6), cable (6) left end is connected with and rotates wheel (7), rotate wheel (7) and locking lever (1) fixed connection, its characterized in that: locking lever (1) top is provided with convenient shutoff mechanism (8), lifter plate (81) drive in convenient shutoff mechanism (8) first baffle (82) and second baffle (83) go up and down.

2. The elevator door lock according to claim 1, wherein: the convenient plugging mechanism (8) comprises a lifting plate (81), a first baffle (82), a second baffle (83), a traction strip (84), a locking pore passage (85), a locking block (86) and a locking bolt (87).

3. The elevator door lock according to claim 2, wherein: lifter plate (81) laminating sets up in locking lever (1) top, first baffle (82) slip run through installation passageway (2) inner wall and with lifter plate (81) fixed connection.

4. An elevator door lock according to claim 3, wherein: the second baffle (83) penetrates through the inner wall of the installation channel (2) and the lifting plate (81) in a sliding mode and is fixedly connected with the traction strip (84), and the locking hole channel (85) is formed in the right side of the lifting plate (81) and the right side of the second baffle (83).

5. The elevator door lock according to claim 4, wherein: locking piece (86) fixed the setting in locking lever (1) top right side, locking bolt (87) run through locking piece (86) and in locking piece (86) threaded connection, locking bolt (87) tip extends to locking hole (85) inboard.