CN213742745U - Lock cylinder cover structure and door lock - Google Patents

Abstract

The utility model provides a lock core lid structure and lock. The lock cylinder cover solves the problems that the lock cylinder cover is complex in structure, poor in reliability and inconvenient to use in practice. The utility model discloses when using, lock core lid lock is on lockhole and activity groove, the trip locking is on the buckle, rotate according to the lock core lid, make the trip that the lock core was covered rotate around the length direction of the center along the draw-in groove of lock core lid, the pivot that the lock core was covered simultaneously rotates along the length direction of activity groove around the center of lock core lid, until trip and buckle break away from, through the cover establish the reset spring drive lock core lid in pivot periphery to the direction removal of keeping away from the lock body, until the trip is located the outside of draw-in groove, the lock core lid revolutes the axle under the effect at center and rotates downwards and expose the lockhole of mounting groove, and through fixed setting in the rotation in-process of lock core lid in the pivot, the great one end of screw diameter is laminated all the time and is kept away from one side of pivot at the flange, avoid lock core lid to break away from with the lock body, and simple structure practicality is stronger.

Description

Lock cylinder cover structure and door lock

Technical Field

The utility model discloses equipment belongs to the technical field of the lock, in particular to lock core lid structure and lock.

Background

Along with the development of intelligent door lock, the mode of opening the door is convenient and fast day by day, adopts modes such as password, fingerprint, facial recognition, speech recognition or punching the card to unblank mostly, but according to the relevant requirement of trade, no matter be traditional mechanical lock or intelligent door lock, in order to guarantee to unblank under the condition that prevents circuit system out of control safely, all need increase design mechanical key function of unblanking. The mechanical lock unlocking structure with the additional design also needs to consider the concealment of the position, and the lock cylinder is not beautiful enough to be exposed and is easy to be damaged.

In order to avoid the lock core from being exposed outside, the existing lock core cover is commonly provided with a magnet lock core cover and a sliding lock core cover, the magnet lock core cover is covered by the attraction force of a magnet, one end of the magnet lock core cover needs to be pressed down to a certain angle to bounce and then be turned over when the lock core cover is opened, the lock core cover is easy to fall off, and the use is very inconvenient; the sliding lock cylinder cover is arranged on the front panel in a sliding mode, the sliding lock cylinder cover is opened by pressing down with hands, and then closed by pressing up with fingers, the lock cylinder cover needs to be in a long strip shape or an oval shape due to the fact that the fingers need to be reserved for pressing down, the lock cylinder cover cannot be arranged to be in a circular shape or other shapes which are completely nested and matched with the lock cylinder hole, the concealment performance is poor, the lock cylinder covers of the two structures are complex in structure, poor in reliability and inconvenient to use in practice, and the existing technology has the improved part.

Disclosure of Invention

The utility model discloses equipment is comparatively complicated, the reliability is relatively poor to the structure of lock core lid, and comparatively inconvenient not enough during in-service use provides a higher lock core lid structure of simple structure reliability and lock.

The invention aims to be realized by the following technical scheme: a lock cylinder cover structure and a door lock comprise a lock body and a lock cylinder cover movably arranged on the lock body, wherein the lock body is provided with a lock hole penetrating through the lock body, the lock cylinder cover is buckled on the lock hole, and is characterized in that the lock body is provided with a movable groove penetrating through the lock body, the lock cylinder cover is buckled on the movable groove and the lock hole, a rotating shaft inserted in the movable groove is fixedly arranged on the end surface of the lock cylinder cover facing to the lock body, the rotating shaft is eccentrically arranged on the lock cylinder cover, the shortest distance between the rotating shaft and the outer wall of the lock cylinder cover is smaller than the shortest distance between the rotating shaft and a controlled key, one end of the movable groove far away from the lock cylinder cover is fixedly provided with a circle of blocking edge extending towards the inside of the movable groove, the inner diameter of the blocking edge is smaller than the diameter of the rotating shaft, the length of the rotating shaft is smaller than the depth of the movable groove, and the length of the movable groove is larger than the diameter of the rotating shaft, the lock cylinder cover is characterized in that one end, far away from the lock cylinder cover, of the rotating shaft is fixedly provided with a screw, one end, far away from the rotating shaft, of the screw and the rotating shaft are respectively located on two sides of the flange, the diameter, far away from one end of the rotating shaft, of the screw is larger than the inner diameter of the flange, the rotating shaft is sleeved with a return spring, the return spring is located between the flange and the lock cylinder cover, and a locking mechanism used for locking the lock cylinder cover on the lock body is arranged on the lock cylinder cover.

Preferably, the lock body is provided with an installation groove for installing the lock cylinder cover, and the lock hole and the movable groove are located in the installation groove.

Preferably, the locking mechanism comprises a plurality of clamping hooks and a plurality of clamping grooves, the clamping hooks are fixedly arranged on the end face, facing the lock body, of the lock cylinder cover and are arranged around the center of the lock cylinder cover, the clamping hooks are arranged in the mounting grooves and penetrate through the lock body, the clamping grooves correspond to the clamping hooks one by one, the clamping hooks are inserted into the clamping grooves, a buckle plate used for locking the clamping hooks is fixedly arranged in the clamping grooves along the rotating direction of the clamping hooks rotating around the center of the lock cylinder cover, the clamping grooves and the movable grooves are located on the same circle, and the length of the clamping grooves minus the length of the buckle plate is smaller than the length of the movable grooves minus the length of the rotating shaft.

Preferably, the sum of the length of the clamping hook and the length of the buckling plate is smaller than the length of the clamping groove.

Preferably, the clamping hooks, the clamping grooves and the buckling plates are respectively provided with two clamping grooves, and the clamping hooks, the clamping grooves and the buckling plates are in one-to-one correspondence.

Preferably, the lock hole and the movable slot are located in the same vertical direction, and the movable slot is located below the lock hole.

Preferably, the screw is fixedly arranged on the rotating shaft through threaded connection.

Preferably, the diameter of the return spring is gradually increased from the lock core cover to the lock body.

Compared with the prior art, the utility model discloses when using, the lock cylinder lid lock is on lockhole and activity groove, the trip locking is on the buckle, it rotates to press the lock cylinder lid, make the trip that the lock cylinder was covered rotate around the length direction of the center of lock cylinder lid along the draw-in groove, the pivot that the lock cylinder was covered simultaneously rotates around the center of lock cylinder lid along the length direction of activity groove, until trip and buckle break away from, through the cover establish reset spring drive lock cylinder lid in pivot periphery to the direction removal of keeping away from the lock body, until the trip is located the outside of draw-in groove, the lock cylinder lid revolutes the axle under the effect at center and rotates downwards and expose the lockhole of mounting groove, and through fixed setting in the rotation in-process of lock cylinder lid in the pivot, the great one end of screw diameter is laminated all the time and is kept away from one side of pivot at the flange, avoid lock cylinder lid to break away from with the lock body, simple structure practicality is stronger.

Drawings

FIG. 1 is a view of the overall structure of the present invention;

fig. 2 is a rear view of the present invention;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is a cut-away view at the cylinder cover;

FIG. 5 is an enlarged view taken at A in FIG. 3;

fig. 6 is an enlarged view at B in fig. 2.

The labels in the figure are: 1. a lock body; 2. a lock cylinder cover; 3. a lock hole; 4. a movable groove; 5. a rotating shaft; 6. blocking edges; 7. a screw; 8. a return spring; 9. a locking mechanism; 10. mounting grooves; 11. a card slot; 12. a hook is clamped; 13. and (5) buckling the plate.

Detailed Description

The invention will be further described with reference to the embodiments shown in the drawings to which: as shown in fig. 1 to 6, a lock cylinder cover 2 structure and a door lock comprise a lock body 1 and a lock cylinder cover 2 movably disposed on the lock body 1, wherein the lock body 1 is provided with a lock hole 3 penetrating through the lock body 1, the lock body 1 is provided with a movable groove 4 penetrating through the lock body 1, the lock cylinder cover 2 is fastened on the movable groove 4 and the lock hole 3, a rotating shaft 5 inserted in the movable groove 4 is fixedly disposed on an end surface of the lock cylinder cover 2 facing the lock body 1, the rotating shaft 5 is eccentrically disposed on the lock cylinder cover 2, a shortest distance between the rotating shaft 5 and an outer wall of the lock cylinder cover 2 is smaller than a shortest distance between the rotating shaft 5 and a controlled key, one end of the movable groove 4 far away from the lock cylinder cover 2 is fixedly provided with a circle of blocking edge 6 extending towards the inside of the movable groove 4, an inner diameter of the blocking edge 6 is smaller than a diameter of the rotating shaft 5, a length of the rotating shaft 5 is smaller than a depth of the movable groove 4, the length of activity groove 4 is greater than the diameter of pivot 5, the fixed screw 7 that is provided with of one end that the lock core lid 2 was kept away from to pivot 5, the one end that pivot 5 was kept away from to this screw 7 is located the both sides of above-mentioned flange 6 respectively with pivot 5, screw 7 passes through fixed the setting in pivot 5 of threaded connection, and the diameter that pivot 5 one end was kept away from to screw 7 is greater than the internal diameter of flange 6, the cover is equipped with a reset spring 8 on the pivot 5, and this reset spring 8 is located between above-mentioned flange 6 and the lock core lid 2, be provided with on the lock core lid 2 and be used for locking mechanism 9 on the lock body 1 with lock core lid 2 locking.

The lock body 1 is provided with an installation groove 10 for installing the lock cylinder cover 2, and the lock hole 3 and the movable groove 4 are positioned in the installation groove 10. Lock core lid 2 joint is in this mounting groove 10 behind the lock core lid 2 lock, and lock core lid 2 keeps away from the terminal surface of lock body 1 and the terminal surface coincidence of lock body 1 towards lock core lid 2, and is comparatively pleasing to the eye.

Locking mechanical system 9 includes that a plurality of fixed settings set up on the 1 terminal surface of lock core lid 2 orientation lock body and set up trip 12 and a plurality of draw-in groove 11 of seting up in above-mentioned mounting groove 10 and running through lock body 1 around lock core lid 2 center, draw-in groove 11 and trip 12 one-to-one, trip 12 is pegged graft in this draw-in groove 11, follow trip 12 in the draw-in groove 11 and fix on the direction of rotation of lock core lid 2 center pivoted and be provided with a buckle 13 that is used for locking trip 12, draw-in groove 11 is located same circular with above-mentioned movable groove 4, the length that buckle 13 was subtracted to the length of draw-in groove 11 is less than the length that movable groove 4 subtracts the length of pivot 5. The sum of the length of the clamping hook 12 and the length of the buckling plate 13 is less than the length of the clamping groove 11. The clamping hooks 12, the clamping grooves 11 and the buckling plates 13 are respectively provided with two clamping hooks 12, the clamping grooves 11 and the buckling plates 13 in one-to-one correspondence.

The lock hole 3 and the movable groove 4 are positioned in the same vertical direction, and the movable groove 4 is positioned below the lock hole 3. When the lock cylinder cover 2 is screwed out to expose the lock hole 3, the lock cylinder cover 2 rotates downwards around the rotating shaft 5 under the action of gravity, and the use is convenient.

The diameter of the self-locking cylinder cover 2 of the reset spring 8 is gradually increased towards the lock body 1, so that one end of the reset spring 8, which is far away from the lock cylinder cover 2, is always attached to the flange 6 in the rotating process of the rotating shaft 5 around the center of the lock cylinder cover 2, and the use is more reliable.

When in use, the lock cylinder cover 2 is buckled on the lock hole 3 and the movable groove 4, the clamping hook 12 is locked on the buckle plate 13, the lock cylinder cover 2 is pressed to rotate, the clamping hook 12 on the lock cylinder cover 2 rotates around the center of the lock cylinder cover 2 along the length direction of the clamping groove 11, meanwhile, the rotating shaft 5 on the lock cylinder cover 2 rotates around the center of the lock cylinder cover 2 along the length direction of the movable groove 4 until the clamping hook 12 is separated from the buckle plate 13, the lock cylinder cover 2 is driven to move towards the direction far away from the lock body 1 by the reset spring 8 sleeved on the periphery of the rotating shaft 5 until the clamping hook 12 is positioned outside the clamping groove 11, the lock cylinder cover 2 rotates downwards around the rotating shaft 5 under the action of the center and exposes the 3 of the installation groove 10, and in the rotating process of the lock cylinder cover 2 by the screw 7 fixedly arranged on the rotating shaft 5, the end with the larger diameter of the screw 7 is always attached to one side of the blocking edge 6 far away from the rotating shaft 5, so as to avoid the separation of the lock cylinder cover 2 and the lock cylinder cover 1, simple structure and strong practicability.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (8)

1. The utility model provides a lock core lid structure and lock, includes lock body (1) and the lock core lid (2) of activity setting on lock body (1), set up lockhole (3) that run through lock body (1) on lock body (1), lock core lid (2) lock is on this lockhole (3), its characterized in that, set up movable groove (4) that run through lock body (1) on lock body (1), lock core lid (2) lock is on this movable groove (4) and lockhole (3), lock core lid (2) are fixed being provided with one towards the terminal surface of lock body (1) and are used for inserting pivot (5) of establishing in above-mentioned movable groove (4), and this pivot (5) eccentric settings is on lock core lid (2), the shortest distance between pivot (5) and lock core lid (2) outer wall is less than pivot (5) and the shortest distance of control key, movable groove (4) keep away from the one end of lock core lid (2) and fix being provided with the flange that the round extends to movable groove (4) inside (6) The utility model discloses a lock core cover, including pivot (5), flange (6), pivot (5), pivot cover (2), pivot (5) and pivot (5), the internal diameter of flange (6) is less than the diameter of pivot (5), the length of pivot (5) is less than the degree of depth of activity groove (4), the length of activity groove (4) is greater than the diameter of pivot (5), the fixed screw (7) that is provided with of one end that the lock core cover (2) was kept away from in pivot (5), and the one end that pivot (5) were kept away from in this screw (7) is located the both sides of above-mentioned flange (6) respectively with pivot (5), and the diameter that pivot (5) one end was kept away from in screw (7) is greater than the internal diameter of flange (6), the cover is equipped with one reset spring (8) in pivot (5), and this reset spring (8) are located between above-mentioned flange (6) and lock core cover (2), be provided with.

2. The lock cylinder cover structure and the door lock according to claim 1, wherein the lock body (1) is provided with an installation groove (10) for installing the lock cylinder cover (2), and the lock hole (3) and the movable groove (4) are located in the installation groove (10).

3. The lock cylinder cover structure and the door lock of claim 2, wherein the locking mechanism (9) comprises a plurality of hooks (12) fixedly arranged on the end surface of the lock cylinder cover (2) facing the lock body (1) and arranged around the center of the lock cylinder cover (2) and a plurality of slots (11) arranged in the mounting groove (10) and penetrating through the lock body (1), the clamping grooves (11) are in one-to-one correspondence with the clamping hooks (12), the clamping hooks (12) are inserted in the clamping grooves (11), a buckle plate (13) for locking the clamping hook (12) is fixedly arranged in the clamping groove (11) along the rotating direction of the clamping hook (12) rotating around the center of the lock cylinder cover (2), the clamping groove (11) and the movable groove (4) are positioned on the same circle, and the length of the clamping groove (11) minus the length of the buckle plate (13) is smaller than the length of the movable groove (4) minus the length of the rotating shaft (5).

4. The cylinder cover structure and the door lock according to claim 3, wherein the sum of the length of the hook (12) and the length of the buckle plate (13) is less than the length of the slot (11).

5. The lock cylinder cover structure and the door lock of claim 3, wherein there are two hooks (12), two slots (11) and two buckle plates (13), and the hooks (12), the slots (11) and the buckle plates (13) are in one-to-one correspondence.

6. The lock cylinder cover structure and the door lock of claim 1, wherein the lock hole (3) and the movable groove (4) are located in the same vertical direction, and the movable groove (4) is located below the lock hole (3).

7. The cylinder cover structure and the door lock according to claim 1, wherein the screw (7) is fixedly arranged on the rotating shaft (5) through a threaded connection.

8. The lock cylinder cover structure and the door lock of claim 1, wherein the diameter of the return spring (8) gradually increases from the lock cylinder cover (2) to the lock body (1).

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