CN218265453U - Door lock with anti-theft alarm function - Google Patents

Abstract

The utility model belongs to the technical field of the security door lock, especially, be a lock with burglar alarm function, including the lock body, lock body front end upper portion fixedly connected with antitheft mechanism, antitheft mechanism front end middle part rotatable coupling has the dwang, dwang front end fixedly connected with door handle, the inside upside of lock body is opened there is movable chamber, the cell wall is opened there is the spout under the activity chamber, open on lock body right-hand member upper portion has two perforation, two it is connected with locking mechanism to alternate jointly in the perforation, lock body front end lower part is provided with the lock core, lock body right-hand member lower part is provided with the theftproof spring bolt. A lock with burglar alarm function, upwards rotate for unblanking, downwards rotate and touch siren through the shifting block and trigger the alarm, take reverse design with ordinary doorknob, and form two spring bolts through two inclined plane spring bolts, factor of safety is higher.

Description

Door lock with anti-theft alarm function

Technical Field

The utility model relates to a security door lock technical field, in particular to lock with burglar alarm function.

Background

Along with the continuous progress of science and technology, people's theftproof consciousness is also stronger and stronger, and every family has all installed the burglary-resisting door lock, and according to the principle of lock core difference, the burglary-resisting lock can be divided into various multi-functional burglary-resisting door locks such as spring lock, blade lock, magnetic force lock, smart card door lock, fingerprint lock, has following drawback in current burglary-resisting door lock use at least: 1. most of the existing anti-theft door locks are intelligent door locks, and due to the fact that the cost of the intelligent door locks is high, fingerprint collection is easy to copy, finger laceration cannot be recognized, and the service life of a battery is short; 2. the existing anti-theft door lock is usually locked by a single bolt in the using process, the single bolt is easy to deform in the using process, and is easy to open by being pushed and pulled forcefully or blown by strong wind, and the safety factor is low, so that a novel door lock with an anti-theft alarm function is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a door lock with burglar alarm function, which can effectively solve the problems in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a lock with theftproof alarming function, includes the lock body, lock body front end upper portion fixedly connected with theftproof mechanism, theftproof mechanism front end middle part rotatable coupling has the dwang, dwang front end fixedly connected with door handle, the inside upside of lock body is opened there is the activity chamber, cell wall is opened there is the spout under the activity chamber, open on lock body right-hand member upper portion has two perforation, two it is connected with locking mechanism jointly to alternate in the perforation, lock body front end lower part is provided with the lock core, lock body right-hand member lower part is provided with the theftproof spring bolt.

Preferably, the left part of the locking mechanism is positioned in the movable cavity, and the rear part of the anti-theft mechanism is rotatably connected with the locking mechanism.

Preferably, the locking mechanism includes the rack, the meshing of rack lower extreme is connected with the gear, gear front end middle part fixedly connected with connecting rod, two springs of rack left end fixedly connected with, rack upper end fixedly connected with draw runner, rack right-hand member fixedly connected with connecting block, the equal fixedly connected with inclined plane spring bolt in connecting block right-hand member upper portion and right-hand member lower part.

Preferably, the upper end of the rack is movably connected with the upper groove wall of the movable cavity, one ends of the springs, far away from the rack, are fixedly connected with the left groove wall of the movable cavity, the sliding strip is slidably connected with the sliding groove, and the two inclined-surface lock tongues are respectively and alternately connected with the two through holes.

Preferably, the anti-theft mechanism includes theftproof piece and movable block, the inside division of theftproof piece has the movable groove, movable groove inslot wall lower part is provided with the touching siren, theftproof piece front end middle part and dwang fixed connection, the fixed surface of movable block is connected with the shifting block, movable block rear end and connecting rod fixed connection.

Preferably, the rear end of the anti-theft block is fixedly connected with the door lock body, the front end of the anti-theft block is connected with the rotating rod in an inserting mode, the rear end of the anti-theft block is connected with the connecting rod in an inserting mode, the movable block is located in the movable groove, and the movable block is not in contact with the touch alarm.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the upward rotation is unlocking, the downward rotation triggers alarm, the reverse design is adopted with the common door handle, and by rotating the door handle downwards, the door handle drives the movable block to rotate clockwise through the rotating rod, so that the shifting block can rotate clockwise to contact with the touch alarm, and the alarm is sent out through the touch alarm, and the safety factor is higher;

2. the utility model discloses in, through upwards rotating the door handle, the door handle passes through the dwang and drives the movable block and rotate, and the movable block passes through the connecting rod and drives gear anticlockwise rotation to make the rack can move left, make two inclined plane spring bolts receive into the movable cavity through two perforation, open the elasticity of door back through the spring and reset and make the door handle reset, two inclined plane spring bolts form two spring bolts, avoid easy deformation.

Drawings

Fig. 1 is a schematic view of the overall structure of a door lock with an anti-theft alarm function of the present invention;

fig. 2 is a schematic view of the overall structure of a movable cavity of the door lock with an anti-theft alarm function of the present invention;

fig. 3 is a schematic view of the overall structure of a locking mechanism of a door lock with an anti-theft alarm function according to the present invention;

fig. 4 is a schematic view of the whole structure of the anti-theft mechanism of the door lock with anti-theft alarm function of the present invention.

In the figure: 1. a door lock body; 2. an anti-theft mechanism; 3. rotating the rod; 4. a door handle; 5. a movable cavity; 6. a chute; 7. perforating; 8. a locking mechanism; 9. a lock cylinder; 10. a theft-proof lock tongue; 11. a rack; 12. a gear; 13. a connecting rod; 14. a spring; 15. a slide bar; 16. connecting blocks; 17. a slope tongue; 18. an anti-theft block; 19. a movable block; 20. a movable groove; 21. touching an alarm; 22. and (5) shifting blocks.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a lock with burglar alarm function, including lock body 1, 1 front end upper portion fixedly connected with antitheft mechanism 2 of lock body, 2 front end middle part rotatable coupling of antitheft mechanism have dwang 3, 3 front end fixedly connected with door handle 4 of dwang, 1 inside upside of lock body is opened there is movable chamber 5, cell wall is opened there is spout 6 under the activity chamber 5, 1 right-hand member upper portion of lock body is opened there are two perforation 7, it is connected with locking mechanism 8 to alternate jointly in two perforation 7, 1 front end lower part of lock body is provided with lock core 9, 1 right-hand member lower part of lock body is provided with theftproof spring bolt 10, the left part of locking mechanism 8 is located movable chamber 5, the rear portion and the 8 rotatable coupling of locking mechanism of antitheft mechanism 2.

In the embodiment, the locking mechanism 8 comprises a rack 11, the lower end of the rack 11 is connected with a gear 12 in a meshed manner, the middle part of the front end of the gear 12 is fixedly connected with a connecting rod 13, the left end of the rack 11 is fixedly connected with two springs 14, the upper end of the rack 11 is fixedly connected with a slide bar 15, the right end of the rack 11 is fixedly connected with a connecting block 16, the upper part and the lower part of the right end of the connecting block 16 are fixedly connected with inclined lock tongues 17, the upper end of the rack 11 is movably connected with the upper groove wall of the movable cavity 5, one ends of the two springs 14 far away from the rack 11 are fixedly connected with the left groove wall of the movable cavity 5, the slide bars 15 are slidably connected with the sliding grooves 6, the two inclined lock tongues 17 are respectively and alternately connected with the two through holes 7, double lock tongues are formed by the two inclined lock tongues 17, and easy deformation is avoided;

in this embodiment, anti-theft mechanism 2 includes theftproof piece 18 and movable block 19, the inside movable groove 20 that opens of theftproof piece 18, the 20 inslot wall lower parts in movable groove are provided with touching siren 21, 18 front end middle parts of theftproof piece and dwang 3 fixed connection, 19 outer fixed surface of movable block is connected with shifting block 22, 19 rear ends of movable block and connecting rod 13 fixed connection, 18 rear ends of theftproof piece and door lock body 1 fixed connection, 18 front ends of theftproof piece alternate with dwang 3 and are connected, 18 rear ends of theftproof piece alternate with connecting rod 13 and be connected, movable block 19 is located movable groove 20, and movable block 19 and touching siren 21 contactless, upwards rotate for unblanking, downwards rotate and touch siren 21 and trigger the alarm through shifting block 22 contact, take reverse design with ordinary handle, factor of safety is higher.

It should be noted that, the utility model relates to a lock with burglar alarm function, upwards rotate for unblanking, downwards rotate and trigger the alarm, take reverse design with ordinary handle, in the use, the householder uses the key to insert lock core 9 and opens the burglary-resisting door, then through upwards rotating door handle 4, door handle 4 drives movable block 19 anticlockwise rotation through connecting rod 13, movable block 19 drives gear 12 anticlockwise rotation through connecting rod 13, make rack 11 move left, thereby make rack 11 drive two inclined plane spring bolts 17 through connecting block 16 and pass two perforation 7 shrink into activity chamber 5 in, thereby make the lock open, then the elasticity through spring 14 resets and makes door handle 4 reset, two inclined plane spring bolts 17 form two spring bolts, avoid causing the deformation easily, when the thief prizes the lock and opens the door, the thief can downwards rotate door handle 4, door handle 4 drives movable block 19 through dwang 3 and clockwise rotates, make shifting block 22 on the movable block 19 contact and touch factor of safety alarm 21, send out the alarm through touching alarm 21, it is higher.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a lock with burglar alarm function, includes lock body (1), its characterized in that: the anti-theft door lock is characterized in that an anti-theft mechanism (2) is fixedly connected to the upper portion of the front end of the door lock body (1), a rotating rod (3) is rotatably connected to the middle portion of the front end of the anti-theft mechanism (2), a door handle (4) is fixedly connected to the front end of the rotating rod (3), a movable cavity (5) is formed in the upper portion of the interior of the door lock body (1), a sliding groove (6) is formed in the lower portion of the movable cavity (5), two through holes (7) are formed in the upper portion of the right end of the door lock body (1), two locking mechanisms (8) are inserted into the through holes (7) jointly, a lock cylinder (9) is arranged on the lower portion of the front end of the door lock body (1), and an anti-theft lock tongue (10) is arranged on the lower portion of the right end of the door lock body (1).

2. The door lock with burglar alarm function according to claim 1, wherein: the left part of the locking mechanism (8) is positioned in the movable cavity (5), and the rear part of the anti-theft mechanism (2) is rotatably connected with the locking mechanism (8).

3. The door lock with burglar alarm function according to claim 1, wherein: locking mechanism (8) are including rack (11), rack (11) lower extreme meshing is connected with gear (12), gear (12) front end middle part fixedly connected with connecting rod (13), rack (11) left end fixedly connected with two springs (14), rack (11) upper end fixedly connected with draw runner (15), rack (11) right-hand member fixedly connected with connecting block (16), connecting block (16) right-hand member upper portion and the equal fixedly connected with inclined plane spring bolt (17) in right-hand member lower part.

4. A door lock with burglar alarm function according to claim 3, wherein: the upper end of the rack (11) is movably connected with the upper groove wall of the movable cavity (5), one end, far away from the rack (11), of each spring (14) is fixedly connected with the left groove wall of the movable cavity (5), the sliding strip (15) is slidably connected with the sliding groove (6), and the two inclined plane lock tongues (17) are respectively connected with the two through holes (7) in a penetrating mode.

5. The door lock with burglar alarm function according to claim 1, wherein: theftproof mechanism (2) are including theftproof piece (18) and movable block (19), theftproof piece (18) inside is opened there is activity groove (20), activity groove (20) inslot wall lower part is provided with touching siren (21), theftproof piece (18) front end middle part and dwang (3) fixed connection, movable block (19) outer fixed surface is connected with shifting block (22), movable block (19) rear end and connecting rod (13) fixed connection.

6. The door lock with burglar alarm function according to claim 5, wherein: the anti-theft device is characterized in that the rear end of the anti-theft block (18) is fixedly connected with the door lock body (1), the front end of the anti-theft block (18) is connected with the rotating rod (3) in a penetrating mode, the rear end of the anti-theft block (18) is connected with the connecting rod (13) in a penetrating mode, the movable block (19) is located in the movable groove (20), and the movable block (19) is not in contact with the touch alarm (21).

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