CN210264204U

CN210264204U - Novel spring bolt lock assembly for door lock

Info

Publication number: CN210264204U
Application number: CN201920405550.XU
Authority: CN
Inventors: 徐钜祥
Original assignee: Wenzhou Jinfu Locks Co ltd
Current assignee: Wenzhou Jinfu Locks Co ltd
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-04-07
Anticipated expiration: 2029-03-28

Abstract

The utility model discloses a lock is with novel bullet tongue lock subassembly, including casing and side board, the casing includes upper cover and drain pan, be equipped with bullet tongue lock subassembly in the casing, bullet tongue lock subassembly includes a bullet tongue, bullet tongue middle part is equipped with the spout, the spout both sides are equipped with the kerve, the setting of bullet tongue is in the casing upper end, bullet tongue both sides are equipped with bullet tongue fixed establishment, be equipped with bullet tongue canceling release mechanical system in the bullet tongue. The utility model has the advantages that when the door is normally opened, the bullet tongue is retracted in the lock body through bullet tongue fixed establishment, can effectually prevent the potential safety hazard, pops out and the retraction of bullet tongue simultaneously, through the setting installation of slide way board in the casing, all can let the lock reach the effect of silence, can effectual noise reduction.

Description

Novel spring bolt lock assembly for door lock

Technical Field

The utility model relates to a hardware lock, concretely relates to lock is with novel bullet latch assembly.

Background

The existing lock generally comprises a lock box, a lock tongue (comprising an oblique tongue and a main lock tongue) arranged on the lock box and a side panel arranged on one side of the lock box and provided with a lock tongue hole, wherein the lock tongue is matched with the lock tongue hole, and the lock tongue can extend into the lock tongue hole (the oblique tongue corresponds to the oblique tongue hole, and the main lock tongue corresponds to the main lock tongue hole).

Therefore, the traditional lockset still has certain potential safety hazard in the using process, the latch bolt is often exposed outside the lock box in the normally open state, if the door is in the half-open state, the exposed latch bolt is easily touched by people to cause unnecessary damage, and meanwhile, the lockset with the latch bolt outside is easy to generate noise due to the retraction and the ejection of the latch bolt when the door is closed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem that current oblique tongue tool to lock exists, provide a structure exquisiteness, convenient to use, novel bullet latch assembly and lock are used to lock that has the characteristics of safe silence.

The utility model provides a technical scheme that above-mentioned problem adopted is:

the utility model provides a lock is with novel bullet tongue lock subassembly, includes casing and side board, the casing includes upper cover and drain pan, be equipped with bullet tongue lock subassembly in the casing, bullet tongue lock subassembly includes a bullet tongue, bullet tongue middle part is equipped with the spout, the spout both sides are equipped with the kerve, the setting of bullet tongue is in the casing upper end, bullet tongue both sides are equipped with bullet tongue fixed establishment, be equipped with bullet tongue canceling release mechanical system in the bullet tongue.

Furthermore, bullet tongue fixed establishment sets up in bullet tongue both sides, including setting up the knock pin in the knock groove, fixing the kicking block of the symmetry setting on the drain pan, the inside accuse of kicking block, be equipped with first spring in the kicking block, first spring front end is equipped with the end round pin, be equipped with the apical pore with end round pin adaptation installation on the knock pin, bullet tongue canceling release mechanical system sets up between the knock pin.

Furthermore, the latch bolt resetting mechanism comprises a sliding pin arranged in the sliding groove, a marble is arranged at the front end of the sliding pin, a notch matched with the ejector pin is formed in the tail end of the sliding pin, and a resetting spring is arranged on the rear side of the sliding pin.

Furthermore, an ejection assembly is further arranged behind the spring tongue and comprises a mounting plate fixedly arranged on the spring tongue, a limiting sliding block is arranged on the mounting plate, and a second spring is arranged on the rear side of the mounting plate.

Furthermore, the side surface of the top block is also provided with an extension part.

Through the use of the extension part, the ejector pin is locked in the spring tongue when the spring tongue is ejected.

Further, the side board adaptation is installed in casing one side, the side board upper end be equipped with the bullet tongue lockhole of bullet tongue adaptation, bullet tongue lockhole one side is equipped with the auxiliary flange, the auxiliary flange passes through the reset torsion spring setting on the side board, still be equipped with a plurality of slideways on the casing, the slideways is used for setting up the bullet tongue lock subassembly.

The auxiliary flange and the reset torsion spring are matched for use, the marble is not influenced to touch the auxiliary flange when the door is closed, the auxiliary flange rotates along the door opening direction through the reset torsion spring when the door is opened, the strength of the marble touching the auxiliary flange cannot reach the strength of the popup tongue, and the popup tongue can be stably in a retracted state.

Furthermore, the lower end of the spring bolt is also provided with a locking mechanism, the locking mechanism comprises a lock hole, a third spring is arranged in the lock hole, and the front end of the third spring is provided with a lock column.

And when the spring bolt is in a retracted state, the lock column is popped out to prevent the door handle which is matched and installed with the door lock from rotating.

According to the above technical solution, the utility model has the advantages that:

1. when the door is normally opened, the spring bolt is retracted into the lock body through the spring bolt fixing mechanism, so that potential safety hazards can be effectively prevented;

2. the spring tongue is popped out and retracted, and the door lock can achieve the mute effect due to the arrangement and installation of the slide way plate in the shell, so that the noise can be effectively reduced;

3. the utility model discloses it is easy to make, and the equipment is convenient, stable in structure, durable.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of another angle structure of the side panel of the present invention;

fig. 3 is a schematic structural diagram of the pop-up state of the present invention;

fig. 4 is a schematic structural view of the retracted state of the present invention;

fig. 5 is a schematic sectional view of the retracted state of the present invention;

fig. 6 is a schematic view of the spring tongue mechanism of the present invention in a partially sectional structure; and

fig. 7 is a schematic view of the spring tongue mechanism of the present invention in a partially sectional structure.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

Referring to fig. 1 to 7, the novel latch lock assembly for a door lock shown in fig. 1 to 7 includes a housing 100 and a side panel 200, the housing 100 includes an upper cover 101 and a bottom case 102, the latch lock assembly 110 is disposed in the housing 100, the latch lock assembly 110 includes a latch 111, a sliding slot 112 is disposed in the middle of the latch 111, top slots 113 are disposed on two sides of the sliding slot 112, the latch 111 is disposed at the upper end of the housing 100, latch fixing mechanisms 130 are disposed on two sides of the latch 111, and a latch resetting mechanism 140 is disposed in the latch 111.

As shown in fig. 5 and 6, the latch fixing mechanism 130 is disposed on two sides of the latch 111, and includes a top pin 131 disposed in the top groove 113 and top blocks 132 symmetrically disposed and fixed on the bottom case 102, the top block 132 is hollow, a first spring 133 is disposed in the top block 132, a stop pin 134 is disposed at a front end of the first spring 133, a top hole 135 adapted to the stop pin 134 is disposed on the top pin 131, and the latch resetting mechanism 140 is disposed between the top pins 131.

As shown in fig. 5 and 6, the latch resetting mechanism 140 includes a sliding pin 141 disposed in the sliding slot 112, a ball 142 is disposed at the front end of the sliding pin 141, a notch 143 adapted to the knock pin 131 is disposed at the end of the sliding pin 141, and a resetting spring 144 is disposed at the rear side of the sliding pin 141.

As shown in fig. 4, an ejection assembly 160 is further disposed behind the spring tongue 111, the ejection assembly 160 includes a mounting plate 161 fixedly disposed on the spring tongue 111, the mounting plate 161 is provided with a limit slider 162, and a second spring 163 is disposed on the rear side of the mounting plate 161.

As shown in fig. 6 and 7, the top block 132 is further provided with an extension 136 at a side thereof.

As shown in fig. 1 and 3, the side panel 200 is fittingly installed at one side of the housing 100, the upper end of the side panel 200 is provided with a latch bolt locking hole 201 fittingly matched with the latch bolt 111, one side of the latch bolt locking hole 201 is provided with an auxiliary flange 202, the auxiliary flange 202 is arranged on the side panel through a reset torsion spring 203, the housing 100 is further provided with a plurality of slide plates 103, and the slide plates 103 are used for arranging the latch bolt lock assembly 110.

As shown in fig. 7, the lower end of the latch 111 is further provided with a locking mechanism, the locking mechanism includes a locking hole 114, a third spring 115 is disposed in the locking hole 114, and a locking column 116 is disposed at the front end of the third spring 115.

When the door is normally opened, because the action of opening the door, will play the tongue and contract into in the lock body, the stop round pin is popped out by first spring, the card is in the jack, thereby the bullet tongue is the state of contracting when the door is normally opened, make the door do not have the potential safety hazard when normally open the state simultaneously, when closing the door, the marble touch the auxiliary flange, the sliding pin contracts in, it is ejecting with the knock pin, thereby in will stopping round pin top back the jack block, pop out the bullet tongue through rearmounted ejecting subassembly simultaneously, the cooperation slideway board lets the business turn over of bullet tongue reach the silence effect.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a lock is with novel bullet tongue lock subassembly, includes casing (100) and side board (200), casing (100) are including upper cover (101) and drain pan (102), its characterized in that, be equipped with bullet tongue lock subassembly (110) in casing (100), bullet tongue lock subassembly (110) are including a bullet tongue (111), bullet tongue (111) middle part is equipped with spout (112), spout (112) both sides are equipped with kerve (113), bullet tongue (111) set up in casing (100) upper end, bullet tongue (111) both sides are equipped with bullet tongue fixed establishment (130), be equipped with bullet tongue canceling release mechanical system (140) in bullet tongue (111).

2. The novel latch lock assembly for the door lock according to claim 1, wherein the latch fixing mechanism (130) is disposed on both sides of the latch (111), and comprises a top pin (131) disposed in the top groove (113) and symmetrically disposed top blocks (132) fixed on the bottom case (102), the top blocks (132) are hollow, a first spring (133) is disposed in the top blocks (132), a stop pin (134) is disposed at a front end of the first spring (133), a top hole (135) adapted to the stop pin (134) is disposed on the top pin (131), and the latch resetting mechanism (140) is disposed between the top pins (131).

3. The novel latch lock assembly for door lock according to claim 2, characterized in that the latch reset mechanism (140) comprises a sliding pin (141) disposed in the sliding slot (112), the sliding pin (141) has a ball (142) at the front end, the sliding pin (141) has a notch (143) at the end for fitting with the top pin (131), and the sliding pin (141) has a reset spring (144) at the rear side.

4. The novel latch lock assembly for the door lock according to claim 3, wherein an ejection assembly (160) is further disposed behind the latch bolt (111), the ejection assembly (160) comprises a mounting plate (161) fixedly disposed on the latch bolt (111), a limit slider (162) is disposed on the mounting plate (161), and a second spring (163) is disposed at the rear side of the mounting plate (161).

5. The latch assembly of claim 2, wherein said top block (132) further comprises an extension (136) on the side.

6. The novel latch lock assembly for the door lock according to claim 1, wherein the side panel (200) is adapted to be installed on one side of the housing (100), the upper end of the side panel (200) is provided with a latch locking hole (201) adapted to the latch (111), one side of the latch locking hole (201) is provided with an auxiliary flange (202), the auxiliary flange (202) is arranged on the side panel through a reset torsion spring (203), the housing (100) is further provided with a plurality of chute plates (103), and the chute plates (103) are used for arranging the latch lock assembly (110).

7. The novel latch lock assembly for the door lock as claimed in claim 1, wherein the latch (111) is further provided with a locking mechanism at a lower end thereof, the locking mechanism comprises a lock hole (114), a third spring (115) is arranged in the lock hole (114), and a lock cylinder (116) is arranged at a front end of the third spring (115).