CN218815770U - Safety lock body capable of being opened in emergency - Google Patents

Abstract

The utility model relates to a safe lock body that can emergent open. The utility model discloses lock body to having the lock tongue structure of backing lock has carried out the optimal design, has connected tractive connecting plate, the plectrum that resets of backing lock on the epaxial backing lock plectrum of backing lock knob to can stir the backing lock plectrum that resets through the lock core, drive the resetting of backing lock plectrum through the linkage of tractive connecting plate, realize opening the lock tongue with the key. This lock body has had three spring bolts of group, the latch bolt can be directly opened with the handle, make things convenient for daily closing the door, and the square bolt needs to use the key to realize locking and unblock, make things convenient for daily lock door, the anti-lock spring bolt then can only lock through the anti-lock knob in the room, and can open through the key in the following outside, people in having made things convenient for daily room are anti-locked a door, guarantee simultaneously that outdoor people can open the door under the emergency, the condition of the lock that can't open the anti-lock state under the emergency has been avoided, thereby make the function of lock body more safe, practical.

Description

Safety lock body capable of being opened in emergency

Technical Field

The utility model relates to a lock technical field specifically is a safe lock body that can emergent open.

Background

The door lock is widely used in daily life, the existing door lock is mostly composed of an oblique bolt and a square bolt, the oblique bolt extends out every day and can stretch out and draw back freely, the door can be locked automatically when being closed, the door can be opened by rotating a handle, the square bolt is in a contraction state every day, the square bolt dial plate group is driven by rotating a lock core through a key or rotating a handle, the square bolt can be ejected out through a linkage effect, the locking effect is achieved, and the square bolt can be retracted into the lock body again only by rotating the lock core through the key after the square bolt dial plate group is dialed by the lock core. In addition, some lock bodies are also provided with a back locking bolt, and can be ejected out only through a back locking knob positioned in a room, so that a back locking effect is achieved, the lock core cannot be opened by twisting the lock core through a key, and the lock core can be retracted and unlocked only through the back locking knob. The design of this kind of back locking spring bolt has promoted the security, and the people in the room carries out the back locking back, even the people who has the key also can't open from the outside, but this kind of condition also can cause under some emergency, and the people in the room can't open the door, and the people outside the room also can not open the door with the key, has some emergent potential safety hazards, if has the old man in the room to fall down under the back locking condition, has children carelessly to back lock the door again can not open the door under the circumstances such as, need can realize emergent unblanking.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a safe lock body capable of being opened in emergency, which adopts the technical proposal that the prior conventional lock body comprises a lock body shell, an oblique tongue component, a square tongue component, an anti-locking spring bolt component, a handle rotating dial sheet group, a square tongue dial sheet group, a lock core, an anti-locking knob shaft and an anti-locking dial sheet, wherein the oblique tongue component, the square tongue component and the anti-locking spring bolt component are respectively and slidably arranged in the lock body shell, the handle rotating dial sheet group is rotatably arranged in the lock body shell and is in linkage fit with the oblique tongue component, the oblique tongue component can freely stretch and contract, the handle rotating dial sheet group can drive the oblique tongue component to contract by rotating the handle, the handle rotating dial sheet group is in linkage fit with the square tongue component through the square tongue dial sheet group, the lock core is arranged at the side edge of the square tongue dial sheet group and is fixedly arranged on the lock body shell, the lock core can be rotated by a key to drive the square bolt shifting sheet group to drive the square bolt assembly to stretch, the counter lock knob shaft is positioned at the side edge of the counter lock bolt assembly and is rotatably installed on the lock body shell, the counter lock shifting sheet is fixedly connected on the counter lock knob shaft, the counter lock shifting sheet is slidably buckled on the counter lock bolt assembly by rotating the counter lock knob shaft, and the counter lock bolt assembly is shifted to be popped out for realizing counter lock, in the prior art, the counter lock bolt assembly can only be retracted by reversely rotating the counter lock knob shaft when unlocking is needed, the improved structure is that a first sliding shaft is fixedly connected on the counter lock shifting sheet, the side edge of the lock core is fixedly connected with a rotating connecting shaft on the lock body shell, the counter lock resetting shifting sheet is rotatably installed on the rotating connecting shaft in a matching way, and the other end of the counter lock resetting shifting sheet is fixedly connected with a second sliding shaft, the first sliding shaft and the second sliding shaft are connected with a traction connecting plate in a sliding fit mode, two sliding grooves are formed in two ends of the traction connecting plate respectively, and the first sliding shaft and the second sliding shaft are inserted into the two sliding grooves in a sliding mode respectively.

The utility model has the advantages that: the utility model discloses lock body to having the lock spring bolt structure of locking carries out the optimal design, has connected tractive connecting plate, the anti-lock plectrum that resets on the epaxial anti-lock plectrum of anti-lock knob to can stir the anti-lock plectrum that resets through the lock core, drive the resetting of anti-lock plectrum through the linkage of tractive connecting plate, realize opening the anti-lock spring bolt with the key. This lock body has had three spring bolts of group, the latch bolt can be directly opened with the handle, make things convenient for daily closing the door, and the square bolt needs to use the key to realize locking and unblock, make things convenient for daily lock door, the anti-lock spring bolt then can only lock through the anti-lock knob in the room, and can open through the key from the outside, people in having made things convenient for daily room are anti-locked the door, guarantee simultaneously that outdoor people can open the door under the emergency, the condition of the lock that can't open the anti-lock state under the emergency has been avoided, thereby make the function of lock body safer, practical.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: the anti-lock device comprises a lock body shell 1, an oblique bolt component 2, a square bolt component 3, an anti-lock bolt component 4, a handle rotating poking piece group 5, a square bolt poking piece group 6, a lock core 7, an anti-lock knob shaft 8, an anti-lock poking piece 9, a first sliding shaft 10, a rotating connecting shaft 11, an anti-lock reset poking piece 12, a second sliding shaft 13 and a traction connecting plate 14.

Detailed Description

Example 1

As shown in fig. 1, the safety lock body of the present invention includes a lock body housing 1, a latch bolt assembly 2, a square bolt assembly 3, a reverse locking bolt assembly 4, a handle rotation dial plate assembly 5, a square bolt dial plate assembly 6, a lock cylinder 7, a reverse locking knob shaft 8, a reverse locking dial plate 9, the latch bolt assembly 2, the square bolt assembly 3, the reverse locking bolt assembly 4 are respectively slidably mounted in the lock body housing 1, the handle rotation dial plate assembly 5 is rotatably mounted in the lock body housing 1 and is installed in cooperation with the latch bolt assembly 2 in a linkage manner, the latch bolt assembly 2 can freely extend and retract, the latch bolt assembly 2 can be driven to retract by rotating the handle rotation dial plate assembly 5, the handle rotation dial plate assembly 5 is installed by the square bolt dial plate assembly 6 and the square bolt assembly 3 in a linkage manner, the lock cylinder 7 is located at the side of the square bolt dial plate assembly 6 and is fixedly mounted on the lock body housing 1, the latch bolt assembly 7 can be driven by the square bolt dial plate assembly 6 and is fixedly mounted at the side of the lock cylinder housing 1 and is fixedly mounted on the lock body housing 1, the lock cylinder assembly is connected to a latch bolt assembly 10, the lock cylinder 7 is connected to a lock cylinder assembly, the lock cylinder assembly is connected to a lock cylinder 12, the lock cylinder assembly and is connected to a lock cylinder assembly, the latch bolt assembly 13, the latch bolt assembly is fixedly connected to a lock cylinder assembly, the latch bolt assembly 13 is connected to a latch bolt assembly, the lock cylinder assembly, the latch bolt assembly is connected to a latch bolt assembly, the lock cylinder assembly is connected to a latch bolt assembly 13, two sliding grooves are formed in two ends of the traction connecting plate 14 respectively, the first sliding shaft 10 and the second sliding shaft 13 are inserted into the two sliding grooves in a sliding mode respectively, so that the back locking reset shifting piece 12 can rotate on the rotating connecting shaft 11, the back locking reset shifting piece 12 rotates under the stirring of the lock cylinder 7 to drive the traction connecting plate 14 through the second sliding shaft 13, and then the traction connecting plate 14 pulls the back locking shifting piece 9 and the back locking knob shaft 8 to rotate reversely through the first sliding shaft 10, so that the back locking bolt assembly 4 is driven to retract and reset.

The utility model discloses a theory of operation: the latch bolt component 2 is in a state of extending out of the lock body shell 1 in daily life and can retract under stress, the handle can be rotated to rotate the shifting piece group 5 through the handle to drive the latch bolt component 2 to retract, the door can be opened and closed conveniently in daily life, the latch bolt needs to use a key to rotate the lock core 7, and the lock core 7 drives the latch bolt shifting piece group 6 to drive the latch bolt component 3 to stretch in a linkage manner, so that locking and unlocking are realized, and the latch bolt is used for daily door locking; the back locking bolt assembly 4 can only be locked through a back locking knob in a room, the back locking bolt assembly 4 can be shifted to be ejected out to realize back locking by rotating a back locking knob shaft 8 through a back locking shifting piece 9, a key is inserted into a lock core 7 from the outside, the back locking reset shifting piece 12 is shifted to rotate around a rotating connecting shaft 11 by rotating the lock core 7, so that a traction connecting plate 14 is driven through a second sliding shaft 13, then the back locking shifting piece 9 and the back locking knob shaft 8 are pulled to reversely rotate through a first sliding shaft 10 by the traction connecting plate 14, and the back locking bolt assembly 4 is driven to retract and reset to realize unlocking.

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore are not to be construed as limiting the present invention, and further, the terms "first", "second", and the like are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features being referred to, whereby the features defined as "first", "second", and the like may explicitly or implicitly include one or more such features, and in the description of the present invention, unless otherwise indicated, the terms "plurality" means two or more than two.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or the two elements may be connected through an intermediate medium, and the specific meaning of the above terms in the present invention can be understood by those skilled in the art through specific situations.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims (2)

1. A safety lock body capable of being opened in emergency comprises a lock body shell (1), an oblique bolt component (2), a square bolt component (3), a reverse locking bolt component (4), a handle rotating dial plate group (5), a square bolt dial plate group (6), a lock cylinder (7), a reverse locking knob shaft (8) and a reverse locking dial plate (9), wherein the oblique bolt component (2), the square bolt component (3) and the reverse locking bolt component (4) are respectively installed in the lock body shell (1) in a sliding mode, the handle rotating dial plate group (5) is installed in the lock body shell (1) in a linkage and matched mode with the oblique bolt component (2), the handle rotating dial plate group (5) is installed in the lock body shell (1) in a linkage and matched mode through the square bolt dial plate group (6) and the square bolt component (3), the lock cylinder (7) is located on the side of the square bolt dial plate group (6) and fixedly installed on the lock body shell (1), the reverse locking shaft (8) is located on the side of the reverse locking bolt component (4) and fixedly installed on the lock body shell (1), the reverse locking dial plate (9) is fixedly connected with the lock cylinder (9), and the lock body (9) and the lock body shell (9) is fixedly connected with the reverse locking knob shaft (10), the anti-lock reset mechanism is characterized in that an anti-lock reset plectrum (12) is installed on the rotating connecting shaft (11) in a rotating matching mode, the other end of the anti-lock reset plectrum (12) is fixedly connected with a second sliding shaft (13), and a traction connecting plate (14) is connected between the first sliding shaft (10) and the second sliding shaft (13) in a sliding matching mode.

2. An emergency releasable secure lock as claimed in claim 1, wherein: two sliding grooves are formed in two ends of the traction connecting plate (14) respectively, and the first sliding shaft (10) and the second sliding shaft (13) are inserted into the two sliding grooves in a sliding mode respectively.

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