CN219952956U

CN219952956U - Hidden latch structure

Info

Publication number: CN219952956U
Application number: CN202320938158.8U
Authority: CN
Inventors: 肖昌锋; 刘长山; 胡道未
Original assignee: Sichuan Dpri Technology Co ltd
Current assignee: Sichuan Dpri Technology Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-11-03
Anticipated expiration: 2033-04-24

Abstract

The utility model discloses a hidden lock catch structure, which relates to the technical field of lock catches and comprises a door frame baffle, a revolving door, a lock tongue, a snap fastener, a first spring and a second spring. The rotary door is hinged to one side of the door frame, the door frame baffle is arranged on the other side of the door frame, a slot is formed in the door frame baffle, the rotary door is provided with a lock tongue baffle, a first assembly groove is formed in the lock tongue baffle, a second assembly groove is formed in the rotary door, and a window is formed in the outer surface of the rotary door; a sliding block is arranged on one side of the lock tongue, the lock tongue is arranged in the first assembly groove in a sliding manner, the sliding block is arranged in the second assembly groove in a sliding manner, and the sliding block is connected to the revolving door through a first spring; the sliding block is provided with a channel, the inner wall of the channel is provided with a first step towards the direction of the first spring, one side of the snap fastener is provided with a regulating block, the snap fastener is slidably arranged on the window, the regulating block is slidably arranged on the channel, the regulating block is connected to the revolving door through a second spring, and one corner of the regulating block is a chamfer angle. The scheme has the advantages of simple and attractive appearance, reduction of external parts and reduction of damage risk.

Description

Hidden latch structure

Technical Field

The utility model relates to the technical field of locks, in particular to a hidden lock catch structure.

Background

The present mechanical and electrical, the hasp structure that engineering was last to use mostly expose formula structure, is one of them hasp structure of prior art as shown in fig. 9, and the revolving door surface is equipped with the knob, realizes the switching of revolving door through rotating the knob, and this kind of hasp structure obviously exposes outside, and the product aesthetic degree reduces, and in the transportation in-process, the knob damages easily, and the security is low moreover.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides the hidden lock catch structure, so that the product is concise and attractive in appearance, external parts are reduced, and the damage risk is reduced.

In order to achieve the object of the utility model, the following scheme is adopted:

a hidden lock catch structure comprises a door frame baffle, a revolving door, a lock tongue, a snap fastener, a first spring and a second spring.

The rotary door is hinged to one side of the door frame, the door frame baffle is arranged on the other side of the door frame, a slot is formed in the door frame baffle, a lock tongue baffle is arranged at the position, corresponding to the door frame baffle, of the rotary door, a first assembly groove is formed in the lock tongue baffle, a second assembly groove is formed in the rotary door, and a window communicated with the second assembly groove is formed in the outer surface of the rotary door;

one side of the lock tongue is provided with a sliding block, the lock tongue is arranged in the first assembly groove in a sliding way, the sliding block is arranged in the second assembly groove in a sliding way, one side of the sliding block, which is far away from the lock tongue, is connected to the revolving door through a first spring, and the size and the position of the lock tongue are matched with those of the slot;

the sliding block is provided with a channel penetrating the sliding block, a first step is arranged on the inner wall of the channel towards the direction of the first spring, a regulating block is arranged on one side of the snap fastener, the snap fastener is slidably arranged on the window, the regulating block is slidably arranged on the channel, one side, far away from the snap fastener, of the regulating block is connected to the revolving door through a second spring, one corner of the regulating block is a chamfer, and the chamfer acts on the first step when the snap fastener is pressed so as to extrude the first spring.

Further, the inner wall of the channel is provided with a second step towards the direction of the lock tongue, and a preset interval is reserved between the regulating block and the second step, so that the lock tongue can retract into the first assembly groove.

Further, the door frame baffle is connected to the door frame through a plurality of screws, and the lock tongue baffle is connected to the revolving door through a plurality of screws.

Further, a first circular groove is formed in the joint of the sliding block and the first spring, and one end of the first spring is located in the first circular groove.

Further, a second circular groove is formed in the joint of the regulating block and the second spring, and one end of the second spring is located in the second circular groove.

Further, a groove is formed in the bottom of the window.

The utility model has the beneficial effects that: the lock catch structure is more concealed, the appearance is more concise and attractive, the protruding points of the product are reduced, and the safety is improved. The door opening and closing operation is simple, in the door closing process, the lock tongue contacts with the door frame baffle through the inclined plane, the lock tongue is stressed to retract into the first assembly groove, and after the door is completely closed, the lock tongue is automatically inserted into the slot to complete locking; when the door is required to be opened, the button is pressed inwards by the manual index finger so that the lock tongue is separated from the slot, and the door is opened.

Drawings

FIG. 1 is an external view of a latch structure of an embodiment;

FIG. 2 is a front view of a latch structure of an embodiment;

FIG. 3 is a cross-sectional view of the revolving door taken along line A-A of FIG. 2;

FIG. 4 is a cross-sectional view of the latch structure taken along line A-A in FIG. 2;

FIG. 5 is a first block diagram of a tongue and slider of an embodiment;

FIG. 6 is a second block diagram of the locking tongue and slider of the embodiment;

FIG. 7 is a diagram of a snap fastener and regulation block configuration of an embodiment;

FIG. 8 is a longitudinal cross-sectional view of an embodiment at a snap fastener;

fig. 9 is an external view of a prior art latch structure.

Detailed Description

As shown in fig. 1 and 4, the present embodiment provides a hidden latch structure, which includes a door frame baffle 11, a revolving door 12, a latch 13, a snap fastener 14, a first spring 15, and a second spring 16.

Specifically, during installation, in the view of fig. 1, the right side of the revolving door 12 is hinged to one side of the door frame, and the door frame baffle 11 is arranged on the other side of the door frame through a plurality of screws. The door frame baffle 11 is provided with a vertical strip-shaped slot 111, and the size and the position of the slot 111 are matched with those of the lock tongue 13. As shown in fig. 2, a lock tongue baffle 17 is arranged at a position corresponding to the revolving door 12 and the door frame baffle 11, the lock tongue baffle 17 is also connected to the revolving door 12 through a plurality of screws, as shown in fig. 3, a first assembling groove 121 is arranged on the lock tongue baffle 17, a second assembling groove 122 is arranged at a position corresponding to the first assembling groove 121 on the revolving door 12, the first assembling groove 121 and the second assembling groove 122 are mutually communicated, a window 123 communicated with the second assembling groove 122 is arranged on the outer surface of the revolving door 12, and the outer surface of the revolving door 12 refers to the outward surface of the door.

Specifically, as shown in fig. 3 and 4, the right side of the latch 13 is provided with a slider 131, the latch 13 is slidably disposed in the first assembly groove 121, the slider 131 is slidably disposed in the second assembly groove 122, and the right side of the slider 131 is connected to the revolving door 12 through the first spring 15. The first spring 15 generates leftward thrust to the sliding block 131 and the lock tongue 13, and in the door closing process, the lock tongue 13 contacts the door frame baffle 11 through an inclined plane, and the lock tongue 13 is stressed to retract into the first assembly groove 121; after the door is completely closed, the lock tongue 13 is inserted into the slot 111 under the thrust of the first spring 15, and locking is completed.

Specifically, as shown in fig. 5, a channel 132 penetrating the slider 131 is provided on the slider 131, a first step 1321 is provided on the right side of the inner wall of the channel 132, as shown in fig. 3 and 4, a regulating block 141 is provided on one side of the snap fastener 14, the snap fastener 14 is slidably provided on the window 123, the regulating block 141 is slidably provided on the channel 132, one side of the regulating block 141, which is far away from the snap fastener 14, is connected to the revolving door 12 through a second spring 16, the second spring 16 generates thrust force towards the outside of the door on the snap fastener 14, and one corner of the regulating block 141 is a chamfer 142. When the door needs to be opened, in the view of fig. 4, the snap fastener 14 is pressed inward by the index finger, then the chamfer 142 acts on the first step 1321 to force the slider 131 and the latch 13 to move rightward, so that the first spring 15 is in a pressed state, and the latch 13 is separated from the slot 111, thereby completing the opening. After the manual index finger presses the snap fastener 14, in order to open the revolving door 12 more conveniently, as shown in fig. 8, a groove 124 is provided at the bottom of the window 123 in this embodiment, in the view angle of fig. 8, the manual index finger presses the snap fastener 14 to the left first, after exposing the groove 124, the index finger is in the proper position to scratch the groove 124, and then the revolving door 12 is opened outwards.

The above mentioned sliding block 131 and the bolt 13 are only required to slide when the door is closed, that is, the snap fastener 14 and the regulating block 141 are always in a static state during the closing process, in order to prevent the sliding block 131 and the regulating block 141 from interfering during the closing process, and in order to compact the structure, as shown in fig. 4 and 6, the inner wall of the channel 132 is provided with a second step 1322 towards the direction of the bolt 13, and a preset interval is provided between the regulating block 141 and the second step 1322, so that the bolt 13 can be smoothly retracted into the first assembly groove 121.

More specifically, in order to increase structural stability, as shown in fig. 6, a first circular groove 133 is formed at a connection portion between the slider 131 and the first spring 15, and one end of the first spring 15 is located in the first circular groove 133. As shown in fig. 7, a second circular groove 143 is formed at the connection between the regulating block 141 and the second spring 16, and one end of the second spring 16 is located in the second circular groove 143.

In conclusion, the lock catch structure of the embodiment has more concealment, the appearance of the product is more concise and attractive, the salient points of the product are reduced, and the safety of the product is improved.

The above embodiments are merely for illustrating the technical ideas and features of the present utility model, and are not meant to be exclusive or limiting. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.

Claims

1. The hidden lock catch structure is characterized by comprising a door frame baffle (11), a revolving door (12), a lock tongue (13), a snap fastener (14), a first spring (15) and a second spring (16);

the revolving door (12) is hinged to one side of the door frame, the door frame baffle (11) is arranged on the other side of the door frame, the slot (111) is formed in the door frame baffle (11), the lock tongue baffle (17) is arranged at the corresponding position of the revolving door (12) and the door frame baffle (11), the first assembly groove (121) is formed in the lock tongue baffle (17), the second assembly groove (122) is formed in the revolving door (12), and the window (123) communicated with the second assembly groove (122) is formed in the outer surface of the revolving door (12);

a sliding block (131) is arranged on one side of the lock tongue (13), the lock tongue (13) is arranged in the first assembly groove (121) in a sliding mode, the sliding block (131) is arranged in the second assembly groove (122) in a sliding mode, one side, far away from the lock tongue (13), of the sliding block (131) is connected to the revolving door (12) through a first spring (15), and the size and the position of the lock tongue (13) are matched with those of the slot (111);

be equipped with on slider (131) and run through its own passageway (132), passageway (132) inner wall is equipped with first step (1321) towards first spring (15) direction, snap-fastener (14) one side is equipped with regulation and control piece (141), window (123) are located in snap-fastener (14) slip, passageway (132) are located in regulation and control piece (141) slip, one side that snap-fastener (14) were kept away from to regulation and control piece (141) is connected in revolving door (12) through second spring (16), one of them corner of regulation and control piece (141) is chamfer (142), chamfer (142) act on first step (1321) when pressing snap-fastener (14) to extrusion first spring (15).

2. The concealed lock catch structure according to claim 1, wherein a second step (1322) is provided on an inner wall of the channel (132) toward the lock tongue (13), and a predetermined interval is provided between the regulating block (141) and the second step (1322) so that the lock tongue (13) can retract into the first assembly groove (121).

3. The concealed latch structure according to claim 1, wherein the door frame baffle (11) is connected to the door frame by a plurality of screws, and the tongue baffle (17) is connected to the revolving door (12) by a plurality of screws.

4. The hidden lock catch structure according to claim 1, wherein a first circular groove (133) is formed at a connection portion of the slider (131) and the first spring (15), and one end of the first spring (15) is located in the first circular groove (133).

5. The hidden lock catch structure according to claim 1, wherein a second circular groove (143) is formed at a joint of the regulating block (141) and the second spring (16), and one end of the second spring (16) is located in the second circular groove (143).

6. The concealed latch structure of claim 1 wherein the bottom of the window (123) is provided with a recess (124).