CN212656685U

CN212656685U - Double-quick locking structure of gear lock head

Info

Publication number: CN212656685U
Application number: CN202020694857.9U
Authority: CN
Inventors: 余开军
Original assignee: Dessmann China Machinery and Electronic Co Ltd
Current assignee: Dessmann China Machinery and Electronic Co Ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-03-05
Anticipated expiration: 2030-04-29

Abstract

The application discloses a double-quick-locking structure of a gear lock head, which comprises a shell, a main lock tongue and a lock plate, wherein the lock plate is slidably arranged in the shell in a way that a guide slide way is matched with a guide pillar; when the gear rotates, the rack drives the locking plate to move in the shell. The utility model discloses following beneficial effect has: the mode that the lock head gear is matched with the rack is adopted to unlock, and the unlocking process is simpler and more reliable.

Description

Double-quick locking structure of gear lock head

Technical Field

The utility model relates to a tool to lock field especially relates to a gear lock head double-fast keying constructs.

Background

The application of the double-quick-lock body to the intelligent lock is more and more extensive now, patent CN102359315B provides a double-quick-lock body, but this type of double-quick-lock body is unlocked by a cam structure, specifically, the two parts with the

reference numbers

13 and 15 in the document are matched and separated to realize unlocking. The cam structure is used for unlocking, so that the operation is complicated, when the cam is matched with the lock body, the lock heads and the lock bodies of different manufacturers cannot be matched, the size of the cam of the lock head is smaller, so that the actual main lock tongue cannot be retracted in place, the lock cannot be unlocked, and the size of the cam of the lock head is larger, so that the lock tongue cannot operate smoothly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, a double-fast locking structure of gear lock head is proposed.

The utility model adopts the following technical scheme:

a double-quick-locking structure of a gear lock comprises a shell, a main lock tongue and a lock plate, wherein the lock plate is slidably mounted in the shell in a way that a guide slide way is matched with a guide pillar; when the gear rotates, the rack drives the locking plate to move in the shell.

Adopt lock head gear and rack complex mode to unblank in this scheme, the process of unblanking is simple reliable more.

Meanwhile, when the double-quick lock body shown in the patent CN102359315B is unlocked, the key generally rotates for one and a half times or two and a half times to unlock, and in the scheme, the key can be unlocked only by rotating for one half circle in a mode of matching the gear and the rack of the lock head, so that the double-quick lock is more convenient and faster, and the safety factor is higher.

Optionally, the lock further comprises a tension spring, two ends of the tension spring are respectively matched with the lock plate and the rack, a first slide way is arranged on the rack, a first limiting column is arranged on the lock plate, and the first slide way is matched with the first limiting column in a sliding mode.

The tension spring, the first slide way and the first limiting column are arranged to play a certain buffering role in order to unlock the lock, the lock is prevented from moving by driving the lock plate once the lock gear rotates, the tension spring exists in order that the rack can return to the initial position before the starting movement after the lock is unlocked, and the initial position is relative to the lock plate.

Optionally, the lock further comprises a latch bolt, a spring and a latch bolt shifting piece, wherein the latch bolt is elastically installed on the shell through the spring, second slide ways are respectively formed in the lock plate and the rack, the second slide way on the lock plate is overlapped with the second slide way on the rack, one end of the latch bolt shifting piece is matched with the latch bolt, a second limiting column is arranged on the shell, one end of the latch bolt shifting piece is matched with the second limiting column in a rotating mode, and the second limiting column is matched with the second slide way in a sliding mode; when the lock plate or the rack props against the latch bolt shifting piece, the latch bolt shifting piece drives the latch bolt to move towards the shell.

The oblique tongue is driven to move by the aid of the oblique tongue shifting piece, and the whole moving process is more stable and reliable.

Optionally, a protruding portion is arranged on the rack, and the rack drives the latch lifting piece to rotate through the protruding portion.

The design of the structure is to make the latch bolt plectrum more stable in the rotating process.

Optionally, the lock further comprises an oblique tongue, a spring, an oblique tongue shifting piece and a transmission piece, wherein the oblique tongue is elastically installed on the shell through the spring, the oblique tongue shifting piece is rotatably installed on the shell, one end of the oblique tongue shifting piece is matched with the oblique tongue, the transmission piece is rotatably installed on the shell, and the rack or the lock plate drives the oblique tongue shifting piece to rotate through the transmission piece; the latch bolt shifting piece rotates to drive the latch bolt to move towards the shell.

The driving piece is arranged to drive the latch bolt shifting piece, so that the resistance of the lock plate and the gear in the motion process can be reduced.

The utility model has the advantages that: the mode that the lock head gear is matched with the rack is adopted to unlock, and the unlocking process is simpler and more reliable.

Description of the drawings:

FIG. 1 is a schematic view of the structure of example 1,

FIG. 2 is a schematic view of the structure of example 2.

The figures are numbered: 1. the device comprises a guide slide way, 2, a lock tongue, 3, a guide pillar, 4, a lock plate, 5, an oblique tongue, 6, a spring, 7, a lock gear, 8, a rack, 9, a first limiting column, 10, a first slide way, 11, a second limiting column, 12, a second slide way, 13, an oblique tongue shifting piece, 14, a protrusion, 15, a tension spring, 16 and a transmission piece.

The specific implementation mode is as follows:

the present invention will be described in detail with reference to the accompanying drawings.

Example 1

As shown in the attached figure 1, the double-quick-locking structure of the gear lock comprises a shell, a main bolt 2 and a locking plate 4, wherein the locking plate 4 is slidably mounted in the shell in a way that a guide slideway 1 is matched with a guide pillar 3, the main bolt 2 is mounted on the locking plate 4, the double-quick-locking structure also comprises a lock gear 7 and a rack 8, the lock gear 7 is rotatably mounted in the shell, the rack 8 is matched with the locking plate 4, and the rack 8 is meshed with the gear; when the gear rotates, the rack 8 drives the lock plate 4 to move in the shell.

Still include extension spring 15, extension spring 15's both ends respectively with jam plate 4 and rack 8 cooperation together, seted up on the rack 8 and had first slide 10, be provided with first spacing post 9 on the jam plate 4, first slide 10 is in the same place with first spacing post 9 sliding fit.

The lock comprises a lock plate 4 and a rack 8, and is characterized by further comprising an oblique tongue 5, a spring 6 and an oblique tongue shifting piece 13, wherein the oblique tongue 5 is elastically installed on the shell through the spring 6, the lock plate 4 and the rack 8 are both provided with a second slide way 12, the second slide way 12 on the lock plate 4 is overlapped with the second slide way 12 on the rack 8, one end of the oblique tongue shifting piece 13 is matched with the oblique tongue 5, the shell is provided with a second limiting column 11, one end of the oblique tongue shifting piece 13 is matched with the second limiting column 11 in a rotating mode, the second limiting column 11 is matched with the second slide way 12 in a sliding mode, a bulge 14 portion is arranged on the rack 8, the rack 8 drives the oblique tongue shifting piece 13 to rotate through the bulge 14 portion, and when the lock plate 4 or the rack 8 abuts against the oblique tongue shifting piece 13, the oblique tongue shifting piece.

Example 2

As shown in the attached figure 2, the double-quick-locking structure of the gear lock comprises a shell, a main bolt 2 and a locking plate 4, wherein the locking plate 4 is slidably mounted in the shell in a way that a guide slideway 1 is matched with a guide pillar 3, the main bolt 2 is mounted on the locking plate 4, the double-quick-locking structure also comprises a lock gear 7 and a rack 8, the lock gear 7 is rotatably mounted in the shell, the rack 8 is matched with the locking plate 4, and the rack 8 is meshed with the gear; when the gear rotates, the rack 8 drives the lock plate 4 to move in the shell.

The lock also comprises an oblique bolt 5, a spring 6, an oblique bolt shifting piece 13 and a transmission piece 16, wherein the oblique bolt 5 is elastically installed on the shell through the spring 6, the oblique bolt shifting piece 13 is rotatably installed on the shell, one end of the oblique bolt shifting piece 13 is matched with the oblique bolt 5, the transmission piece 16 is rotatably installed on the shell, and the rack 8 or the lock plate 4 drives the oblique bolt shifting piece 13 to rotate through the transmission piece 16; the latch bolt shifting piece 13 rotates to drive the latch bolt 5 to move towards the shell.

The above only is the preferred embodiment of the present invention, not therefore the limitation of the patent protection scope of the present invention, all applications the equivalent transformation made by the content of the specification of the present invention, directly or indirectly applied to other related technical fields, all included in the protection scope of the present invention.

Claims

1. A double-quick-locking structure of a gear lock head comprises a shell, a main lock tongue and a lock plate, wherein the lock plate is slidably mounted in the shell in a way that a guide slide way is matched with a guide pillar; when the gear rotates, the rack drives the locking plate to move in the shell.

2. The double-quick-locking structure of the gear lock head according to claim 1, further comprising a tension spring, wherein two ends of the tension spring are respectively matched with the lock plate and the rack, the rack is provided with a first slide way, the lock plate is provided with a first limiting column, and the first slide way is matched with the first limiting column in a sliding manner.

3. The double-quick-locking structure of the gear lock head according to claim 2, further comprising a latch bolt, a spring, and a latch bolt shifting piece, wherein the latch bolt is elastically mounted on the housing through the spring, the lock plate and the rack are both provided with second slide ways, the second slide way on the lock plate is overlapped with the second slide way on the rack, one end of the latch bolt shifting piece is engaged with the latch bolt, the housing is provided with a second limit post, one end of the latch bolt shifting piece is rotationally engaged with the second limit post, and the second limit post is slidably engaged with the second slide way; when the lock plate or the rack props against the latch bolt shifting piece, the latch bolt shifting piece drives the latch bolt to move towards the shell.

4. The dual quick lock structure of a gear lock cylinder according to claim 3, wherein the rack is provided with a protrusion, and the rack drives the latch paddle to rotate through the protrusion.

5. The dual-quick-locking structure of the gear lock head according to claim 2, further comprising a latch bolt, a spring, a latch bolt driver and a transmission piece, wherein the latch bolt is elastically mounted on the housing through the spring, the latch bolt driver is rotatably mounted on the housing, one end of the latch bolt driver is engaged with the latch bolt, the transmission piece is rotatably mounted on the housing, and the rack or the lock plate drives the latch bolt driver to rotate through the transmission piece; the latch bolt shifting piece rotates to drive the latch bolt to move towards the shell.