CN108798290B - Lock body and burglary-resisting door - Google Patents
Lock body and burglary-resisting door Download PDFInfo
- Publication number
- CN108798290B CN108798290B CN201810929617.XA CN201810929617A CN108798290B CN 108798290 B CN108798290 B CN 108798290B CN 201810929617 A CN201810929617 A CN 201810929617A CN 108798290 B CN108798290 B CN 108798290B
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- China
- Prior art keywords
- tongue
- lock body
- sub
- latch
- switch
- Prior art date
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 97
- 238000004146 energy storage Methods 0.000 claims description 29
- 230000000903 blocking effect Effects 0.000 claims description 21
- 210000002105 tongue Anatomy 0.000 description 58
- 230000009471 action Effects 0.000 description 6
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/146—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other locks with two or more bolts, each bolt itself being a tumbler
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/02—Striking-plates; Keepers; Bolt staples; Escutcheons
- E05B15/0205—Striking-plates, keepers, staples
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
- E05B15/102—Bolts having movable elements
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
- E05B15/108—Bolts with multiple head
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/0056—Locks with adjustable or exchangeable lock parts
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Casings For Electric Apparatus (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention relates to the field of locks, in particular to a lock body and a burglary-resisting door, wherein the lock body comprises a lock body panel, an inclined tongue mechanism and a switch tongue mechanism, wherein the inclined tongue mechanism and the switch tongue mechanism can extend and retract the lock body panel, a linkage locking mechanism is arranged between the switch tongue mechanism and the inclined tongue mechanism, and the switch tongue machine can push the linkage locking mechanism to move towards the inclined tongue mechanism when retracting so as to lock the inclined tongue mechanism extending out of the lock body panel. Because the inclined tongue mechanism is firmly positioned and is always in a state of extending out of the lock body panel, the safety and the firmness are high, and the door can be prevented from being opened by violent force.
Description
Technical Field
The invention relates to the field of locks, in particular to a lock body and an anti-theft door.
Background
The quality of the burglary-resisting door on the market is uneven at present, and the tool to lock is one of the important consideration index of the burglary-resisting security performance of door, and almost all tool to locks are mechanical type, and main spring bolt is cylinder or square, twists the internal stroke piece of lock through external force and reaches the purpose of switch lock, and this kind of lock body structure is complicated, and the accessory is numerous, and the fault rate is big, and can not satisfy and be matcing with the intelligent tool to lock that is rising.
The common intelligent lock is different from the traditional mechanical lock, is a lockset which can be more intelligent in the aspects of user identification, safety, management and the like, and controls the opening and closing of the burglary-resisting door in an intelligent remote control mode. However, no matter the intelligent lock or the mechanical lock is provided with the inclined tongue, the driving device drives the movement of the lock tongue so as to drive the opening and closing of the anti-theft door, and the inclined tongue has only the function of preset positioning.
Disclosure of Invention
The invention aims to solve the technical problems that the lock body and the burglarproof door are provided for overcoming the defects in the prior art, and the problems that the existing lock body is low in safety coefficient and easy to be violently dismantled are solved.
In order to solve the technical problem, the invention provides a lock body, which comprises a lock body panel, a latch mechanism and a switch latch mechanism, wherein the latch mechanism can extend and retract the lock body panel, a linkage locking mechanism is arranged between the switch latch mechanism and the latch mechanism, and the switch latch mechanism can push the linkage locking mechanism to move towards the latch mechanism when retracting so as to lock the latch mechanism extending out of the lock body panel.
Among them, the preferred scheme is: the linkage locking mechanism comprises a blocking part capable of blocking the inclined tongue mechanism from retracting and an energy storage part arranged close to the switch tongue mechanism, and the switch tongue mechanism pushes the energy storage part to move when retracting so as to store energy pushing the blocking part to move; or directly pushing the energy storage part to drive the blocking part to move towards the inclined tongue mechanism so as to lock the inclined tongue mechanism extending out of the lock body panel.
Among them, the preferred scheme is: the switch tongue mechanism comprises a switch tongue, a switch rod arranged at the rear end of the switch tongue and a first elastic device pushing the switch tongue to extend out of the lock body panel, and the energy storage part comprises a torsion table at the rear end of the switch rod and an energy storage spring for accumulating energy when the switch rod moves backwards to push the torsion table to rotate.
Among them, the preferred scheme is: the latch mechanism comprises a latch, a latch frame for installing the latch and a second elastic device for pushing the latch to extend out of the lock body panel, and a latch rod which moves forwards and backwards along with the latch is arranged at the rear end of the latch frame; the blocking part comprises a linkage piece, one end of the linkage piece can move to the rear end of the inclined tongue rod, and the inclined tongue rod is limited to move backwards after the inclined tongue extends out of the lock body panel.
Among them, the preferred scheme is: the torsion table is rotatably arranged at the other end of the connecting piece, and the energy storage spring is a torsion spring arranged on the rotating shaft of the torsion table.
Among them, the preferred scheme is: the inclined tongue mechanism further comprises an inclined tongue seat, a rod hole which is matched with the inclined tongue rod is formed in the inclined tongue seat, and the connecting piece can shield or unblock the rod hole in a movable mode.
Among them, the preferred scheme is: the inclined tongue seat is provided with a chute intersecting with the rod hole, and the linkage piece is arranged in the chute and can be used for movably shielding or unblocking the rod hole.
Among them, the preferred scheme is: the inclined tongue comprises a first sub-tongue and a second sub-tongue, mounting parts corresponding to the two first sub-tongues and the two second sub-tongues are arranged on the inclined tongue frame, and the first sub-tongue and the second sub-tongue are rotatably mounted on the corresponding mounting parts.
Among them, the preferred scheme is: the side surfaces of the first sub-tongue and the second sub-tongue are respectively provided with a pose adjusting table, and when the pose adjusting tables are propped against the lock body panel, the first sub-tongue and the second sub-tongue are opened towards opposite directions.
The invention also provides an anti-theft door, which comprises a door plate, wherein the door plate is provided with the lock body.
Compared with the prior art, the lock body and the anti-theft door have the advantages that when the latch mechanism extends out of the lock body panel, the switch latch mechanism drives the linkage locking mechanism to move to the rear of the latch mechanism to limit the retraction of the latch mechanism, and the latch mechanism is firmly positioned and always in a state of extending out of the lock body panel, so that the safety and the firmness are high, and the door can be prevented from being opened by violent force; in addition, the first sub-tongue and the second sub-tongue are arranged, when the door is closed, the first sub-tongue and the second sub-tongue are opened towards opposite directions, so that a center positioning function is achieved, safety and firmness are further improved, and the door can be prevented from being opened violently.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic view of a lock body of the present invention;
FIG. 2 is another schematic view of the lock body of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1;
Fig. 4 is a partial enlarged view of fig. 2.
Detailed Description
Preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1-3, the present invention provides a preferred embodiment of a lock body.
Specifically, referring to fig. 1 and 2, a lock body is installed on a security door, the lock body includes a lock body box 2, a lock body panel 1 installed at one side of the lock body box 2, a latch mechanism and a latch mechanism capable of extending and retracting the lock body panel 1, and a linkage locking mechanism is provided between the latch mechanism and the latch mechanism. Taking fig. 1 as an example, the right lower part of the latch mechanism is set as the rear, the left upper part of the latch mechanism is set as the front, when the anti-theft door is closed, the latch mechanism extends out of the lock body panel 1 and enters into the latch hole 41 of the outer door buckle plate 4, the switch latch mechanism retracts into the lock body panel 1 under the action of the door buckle plate 4, and pushes the linkage locking mechanism to move towards the rear of the latch mechanism, so that the latch mechanism is locked, that is, the latch mechanism is limited to move backwards. Therefore, the inclined tongue mechanism is firmly positioned under the action of the linkage locking mechanism, the safety and the firmness are high, and if an illegal person wants to violently open the door, the door cannot be opened because the inclined tongue mechanism is tightly locked and cannot retract backwards. When the anti-theft door is opened, the switch tongue mechanism extends out of the lock body panel 1, the linkage locking mechanism is separated from the inclined tongue mechanism, the inclined tongue mechanism is retracted into the lock body panel 1 after being released, and moves towards the rear, so that the anti-theft door can be opened smoothly.
More specifically, referring to fig. 1 and 2, the interlocking locking mechanism includes a blocking portion that can block the latch mechanism from retracting, and an energy storage portion provided near the latch mechanism, the energy storage portion being pushed to move when the latch mechanism retracts to store energy that pushes the blocking portion to move, and when the latch mechanism extends into the latch hole 41, the energy storage portion pushes the blocking portion to move to the rear of the latch mechanism by the stored energy, thereby locking the latch mechanism; or the switch tongue mechanism directly pushes the energy storage part to drive the blocking part to move towards the rear of the latch tongue mechanism when retracting, so as to limit the latch tongue mechanism extending out of the lock body panel 1 to retract towards the rear.
Referring to fig. 1 and 2, the switch tongue mechanism includes a switch tongue 61, a switch rod 62 disposed at a rear end of the switch tongue 61, and a first elastic device 63 pushing the switch tongue 61 to extend out of the lock body panel 1, the energy storage portion includes a torsion table 511 disposed at a rear end of the switch rod 62, and an energy storage spring 512 mounted on the torsion table 511, referring to fig. 4, the torsion table 511 includes a ramp 5111, the blocking portion has a connection end 5112 connected to the ramp 5111, the torsion table 511 further includes a rotation shaft 5113 rotatably connecting the ramp 5111 and the connection end 5112, and two ends of the energy storage spring 512 respectively abut against the connection end 5112 and the ramp 5111. When the door is closed, the switch lever 62 moves backward to push the ramp 5111 to rotate, the energy storage spring 512 is pressed to accumulate energy, and when the latch mechanism stretches into the latch hole 41, the energy storage spring 512 is released, and the accumulated energy can push the blocking part to move backward of the latch mechanism to limit the latch mechanism to retract backward; the latch mechanism is always in a stationary retracted state after the door is completely closed, and the inclined surface table 5111 is always restricted from rotating in the opposite direction, so that the blocking portion is always located behind the latch mechanism under the action of the energy storage spring 512, and the latch mechanism is locked.
Of course, the energy storage portion may have other structures, for example, the switch lever 62 includes a first rod body having a linear shape and a second rod body extending along the rod body at a certain angle, the energy storage portion includes a spring abutting against the second rod body, and a third rod body fixedly connected with the spring, the diameter of the third rod body is greater than the diameter of the spring, and the other end of the third rod body is connected with the blocking portion; when the switch lever 62 moves, the second lever body presses the spring, the spring can store energy, and when the latch mechanism stretches into the latch hole 41, the spring pushes the third lever body to move to the rear of the latch mechanism by using the stored energy, so that the latch mechanism is locked. It can be seen that the energy storage portion can be implemented in various ways, and the energy storage portion can be matched with the switch tongue mechanism, so long as the same purpose can be achieved, and the energy storage portion also belongs to the protection scope of the present invention.
Further, referring to fig. 1 and 2, the latch mechanism includes a latch 31, a latch frame 32 for mounting the latch 31, and a second elastic device 33 for pushing the latch 31 to extend out of the lock body panel 1, wherein a latch rod 35 moving back and forth along with the latch 31 is provided at a rear end of the latch frame 32; the blocking part comprises a linkage piece 52, one end of the linkage piece 52 can move to the rear end of the inclined tongue rod 35, and the inclined tongue 31 is limited to move backwards after extending out of the lock body panel 1. The second elastic device 33 is a latch spring, and the latch spring is sleeved on the latch rod 35 and abuts against between the latch frame 32 and the latch seat 36. When the door is closed, the inclined tongue 31 abuts against the door buckling plate 4 and gradually buckles the door buckling plate 4, the inclined tongue rod 35 drives the inclined tongue frame 32 to move backwards, and the inclined tongue frame 32 drives the inclined tongue 31 to move backwards; when the door is closed, under the elastic action of the latch spring, the latch rod 35 drives the latch frame 32 to move forward, the latch frame 32 drives the latch 31 to move forward, the latch 31 stretches into the latch hole 41, and at this time, the linkage piece 52 moves to the rear of the latch 31 to block the latch 31 from retracting backward, so as to lock the latch 31.
In this embodiment, referring to fig. 1, the torsion table 511 is rotatably mounted at the other end of the linkage plate 52, the energy storage spring 512 is a torsion spring disposed on the rotating shaft 5113 of the torsion table 511, and the torsion table 511 and the linkage plate 52 may be integrally formed.
Further, referring to fig. 1 and 2, the latch mechanism further includes a latch seat 36 fixedly disposed in the lock body box 2, a lever hole corresponding to the latch lever 35 is disposed on the latch seat 36, and the linking piece 52 can movably block or unblock the lever hole. When the door is closed, the interlocking piece 52 moves to the rear of the inclined tongue 31, and at this time, the interlocking piece 52 blocks the rod hole, and the inclined tongue 31 cannot be retracted back into the rod hole. When the door opening operation is performed, the linkage piece 52 leaves behind the inclined tongue 31, and at this time, the linkage piece 52 releases the blocking rod hole, and the inclined tongue 31 is retracted back into the rod hole, so that the door opening operation is smoothly completed.
Specifically, the latch seat 36 is provided with a chute intersecting the rod hole, and the linkage piece 52 is disposed in the chute and can slide in the chute, so as to realize movable shielding or unblocking of the rod hole. When the door is closed, the energy storage part drives the linkage piece 52 to move in the chute, the linkage piece 52 moves to the rear of the inclined tongue 31, at this time, the linkage piece 52 shields the rod hole, and the inclined tongue 31 cannot be retracted back into the rod hole. When the door is opened, the linking piece 52 moves in the opposite direction in the chute, the linking piece 52 is separated from the rear of the inclined tongue 31, and at this time, the linking piece 52 releases the blocking rod hole, and the inclined tongue 31 is retracted back into the rod hole.
Preferably, referring to fig. 3, the latch 31 includes a first sub-tongue 311 and a second sub-tongue 312, the latch frame 32 is provided with mounting portions 38 corresponding to the two first sub-tongues 311 and the second sub-tongues 312, the first sub-tongue 311 and the second sub-tongue 312 are rotatably mounted on the corresponding mounting portions 38, a central axis 381 passing through the first sub-tongue 311 and the second sub-tongue 312 is provided between the two mounting portions 38, when the first sub-tongue 311 rotates, the corresponding mounting portion 38 rotates around the central axis 381, and similarly, when the second sub-tongue 312 rotates, the corresponding mounting portion 38 rotates around the central axis 381. The second sub-tongue 312 is rotatably mounted to the second mounting portion 38. The lateral surfaces of the first sub-tongue 311 and the second sub-tongue 312 are respectively provided with a pose adjusting table 39, and the pose adjusting tables 39 are respectively fixedly connected with the first sub-tongue 311 and the second sub-tongue 312. Preferably, the posture adjustment table 39 has a flat table. Taking fig. 1 as an example, when the door is closed (taking the closing direction as the example that the first sub-tongue 311 touches the door frame first), the lock body is buckled to the door latch plate 4, the first sub-tongue 311 rotates along with the action of closing the door after touching the door latch plate 4, the second sub-tongue 312 also touches the door latch plate 4 later, then the first sub-tongue 311 and the second sub-tongue 312 move backwards along with the action of closing the door together, and after the door is closed in place, both inclined tongues 31 are clamped into the inclined tongue holes 41; at this time, the posture adjustment table 39 abuts against the lock body panel 1, and the posture adjustment table 39 and the plane of the lock body panel 1 are in close contact with each other or tend to move in close contact with each other. Since the position adjustment table 39 is fixedly connected with the first sub-tongue 311 and the second sub-tongue 312 respectively, when the position adjustment table 39 is tightly attached to the plane of the lock body panel 1, the first sub-tongue 311 and the second sub-tongue 312 will face in a fixed direction, and the structure and the direction formed by the first sub-tongue 311 and the second sub-tongue 312 and the respective position adjustment table 39 in this embodiment are the structure and the direction that the first sub-tongue 311 and the second sub-tongue 312 open in opposite directions, so that the first sub-tongue 311 and the second sub-tongue 312 open in opposite directions, respectively, so that the first sub-tongue 311 and the second sub-tongue 312 tightly abut against the opposite side walls of the inclined tongue hole 41, and the first sub-tongue 311 and the second sub-tongue 312 abut against the two side walls of the inclined tongue hole 41 in the inclined tongue hole 41, thereby realizing the positioning of the lock body and the door buckle 4, and facilitating the main tongue of the lock body to be locked into the main tongue hole provided on the door plate 4.
Of course, the posture adjustment table 39 may be other structures, for example, not a planar table, as long as the structure of the posture adjustment table 39 satisfies that the first sub-tongue 311 and the second sub-tongue 312 gradually open in opposite directions against the opposite side walls of the inclined tongue hole 41 during the process from the initial contact to the complete contact with the lock body panel 1, which is the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention further provides a preferred embodiment of the security door.
The anti-theft door comprises a door plate, wherein the door plate is provided with the lock body. When the anti-theft door is in a door closing operation, the lock body enables the door plate to be in a locking state, and when the anti-theft door is in a door opening operation, the lock body enables the door plate to be in an unlocking state.
In summary, the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a lock body, includes lock body panel, can stretch out and withdraw lock body panel's oblique tongue mechanism and switch tongue mechanism, its characterized in that: a linkage locking mechanism is arranged between the switch tongue mechanism and the inclined tongue mechanism, and the linkage locking mechanism can be pushed to move towards the inclined tongue mechanism when the switch tongue mechanism retracts so as to lock the inclined tongue mechanism extending out of the lock body panel;
the linkage locking mechanism comprises a blocking part capable of blocking the inclined tongue mechanism from retracting and an energy storage part arranged close to the switch tongue mechanism, and the switch tongue mechanism pushes the energy storage part to move when retracting so as to store energy pushing the blocking part to move; or directly pushing the energy storage part to drive the blocking part to move towards the inclined tongue mechanism so as to lock the inclined tongue mechanism extending out of the lock body panel;
The switch tongue mechanism comprises a switch tongue, a switch rod arranged at the rear end of the switch tongue and a first elastic device pushing the switch tongue to extend out of the lock body panel, and the energy storage part comprises a torsion table at the rear end of the switch rod and an energy storage spring for accumulating energy when the switch rod moves backwards to push the torsion table to rotate.
2. The lock of claim 1, wherein: the latch mechanism comprises a latch, a latch frame for installing the latch and a second elastic device for pushing the latch to extend out of the lock body panel, and a latch rod which moves forwards and backwards along with the latch is arranged at the rear end of the latch frame; the blocking part comprises a linkage piece, one end of the linkage piece can move to the rear end of the inclined tongue rod, and the inclined tongue rod is limited to move backwards after the inclined tongue extends out of the lock body panel.
3. A lock according to claim 2, wherein: the torsion table is rotatably arranged at the other end of the connecting piece, and the energy storage spring is a torsion spring arranged on the rotating shaft of the torsion table.
4. A lock according to claim 2, wherein: the inclined tongue mechanism further comprises an inclined tongue seat, a rod hole which is matched with the inclined tongue rod is formed in the inclined tongue seat, and the connecting piece can shield or unblock the rod hole in a movable mode.
5. The lock of claim 4, wherein: the inclined tongue seat is provided with a chute intersecting with the rod hole, and the linkage piece is arranged in the chute and can be used for movably shielding or unblocking the rod hole.
6. A lock body according to any one of claims 2 to 5, wherein: the inclined tongue comprises a first sub-tongue and a second sub-tongue, mounting parts corresponding to the two first sub-tongues and the two second sub-tongues are arranged on the inclined tongue frame, and the first sub-tongue and the second sub-tongue are rotatably mounted on the corresponding mounting parts.
7. The lock of claim 6, wherein: the side surfaces of the first sub-tongue and the second sub-tongue are respectively provided with a pose adjusting table, and when the pose adjusting tables are propped against the lock body panel, the first sub-tongue and the second sub-tongue are opened towards opposite directions.
8. The utility model provides an burglary-resisting door, includes door plant, its characterized in that: the door panel is provided with a lock body as claimed in any one of claims 1 to 7.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810804201 | 2018-07-20 | ||
| CN2018108042015 | 2018-07-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108798290A CN108798290A (en) | 2018-11-13 |
| CN108798290B true CN108798290B (en) | 2024-05-14 |
Family
ID=64080095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810929617.XA Active CN108798290B (en) | 2018-07-20 | 2018-08-15 | Lock body and burglary-resisting door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108798290B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610952B (en) * | 2019-01-16 | 2024-07-16 | 烟台三环科技有限公司 | Oblique tongue structure and lockset with same |
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| Title |
|---|
| 一种室内电子反锁防盗装置;邱佳琪;;河南科技(01);全文 * |
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| Publication number | Publication date |
|---|---|
| CN108798290A (en) | 2018-11-13 |
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