CN214498658U

CN214498658U - Lock cylinder convenient to replace

Info

Publication number: CN214498658U
Application number: CN202022288430.1U
Authority: CN
Inventors: 肖军
Original assignee: Ningbo Taixin New Material Technology Co ltd
Current assignee: Ningbo Taixin New Material Technology Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-10-26
Anticipated expiration: 2030-10-14

Abstract

The utility model relates to the technical field of locks, in particular to a lock core convenient to replace, which comprises a shell, a crushing component and a screening part, wherein the shell comprises a charging hopper, the lower end of the charging hopper is connected with a crushing bin, and the lower end of the crushing bin is connected with a discharging bin; the crushing assembly is arranged in the crushing bin; the screening piece is arranged in the discharge bin; the crushing assembly comprises a support positioned behind the shell, a crushing motor is installed at the upper end of the support, and the crushing motor is connected with a rotating shaft through a coupler. The utility model provides a lock core convenient to change, wherein structure is comparatively simple, and each part takes place to damage and all can dismantle and get off and replace, and improves the mode of unblanking, sets the operation of unblanking to two steps, is favorable to avoiding the lock to appear by the problem that the child opened easily, has certain security performance.

Description

Lock cylinder convenient to replace

Technical Field

The utility model relates to a tool to lock technical field especially relates to a lock core convenient to change.

Background

Most of existing door locks for partition doors are simple door locks which are convenient to open, but the simple door locks are easy to open by children and are very dangerous for some sliding doors for balcony partitions; the lock core in the simple and easy lock of part can not be torn open and change, and the inside part of lock core also is not convenient for dismantle the replacement, need when the lock damages with lock and the whole replacement of lock core, the operation is complicated and causes the waste.

To above problem, the utility model provides a lock core convenient to change.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to solve the problem of providing a lock core convenient to replace, wherein the structure is simple, each part can be disassembled to replace when damaged, and the problem that the door lock and the lock core need to be replaced integrally when the door lock is damaged is solved; the improved unlocking mode has two unlocking steps, is favorable for preventing the problem that the door lock is easily opened by children, and has certain safety performance.

(II) technical scheme

The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides a lock core convenient to change, includes the lock shell, the lateral wall of lock shell is equipped with the core hole, lock shell internally mounted has the lock core subassembly, the externally mounted of lock shell has the lock piece of opening.

The lock core assembly comprises a first inner core and a second inner core, the first inner core and the second inner core are symmetrically arranged on a sliding rod, the first inner core and the second inner core are both connected with the sliding rod in a sliding manner, two ends of the sliding rod are provided with limiting blocks, and the outer wall of each limiting block is provided with a sliding block; and a telescopic spring is connected between the first inner core and the second inner core and is close to the sliding rod.

An adjusting part is movably connected between the first inner core and the second inner core, and a connecting rod is fixed on the outer wall of the adjusting part.

Preferably, be equipped with the installation cavity in the lock shell, the lateral wall symmetry of installation cavity is equipped with the sliding tray, the sliding tray with the sliding block phase-match.

Preferably, the lock core assembly is installed inside the installation cavity, and the first inner core and the second inner core extend out of the core hole, wherein the ends, extending out of the core hole, of the first inner core and the second inner core are provided with clamping portions.

Preferably, the tail end of the first inner core is provided with an integrally-formed first limiting plate, the tail end of the second inner core is provided with an integrally-formed second limiting plate, and the first limiting plate and the second limiting plate are arranged in a staggered mode.

Preferably, the outer wall of the lock shell is provided with an outer plate through a screw, the outer plate is provided with an adjusting hole matched with the connecting rod, and the connecting rod extends out of the adjusting hole.

Preferably, the unlocking piece comprises a knob, threaded holes communicated with each other are formed in the middle of the knob and the middle of the connecting rod, and the knob is matched with the threaded holes and screws to be fixedly connected with the connecting rod.

Preferably, the regulating part has a shuttle shape.

(III) advantageous effects

1. The utility model provides a lock core convenient to change, wherein the structure is comparatively simple, and each part takes place to damage and all can dismantle and get off and replace, and improves the mode of unblanking, sets the operation of unblanking to two steps, is favorable to avoiding the lock to appear by the problem that child opened easily, has certain security performance.

2. The utility model provides a lock core convenient to change, wherein mainly including lock shell, first inner core, second inner core, slide bar, expanding spring, regulating part and knob, the compound mode is comparatively simple, when the lock damages, can get off the replacement with the whole dismantlement of lock core subassembly, also can get off the part of the inside damage of lock core subassembly and replace, easy operation is swift, has also avoided the waste to a certain extent.

3. The utility model provides a lock core convenient to change when needing to unblank, can unblank through preliminary unblock and unblock two steps of operations once more, wherein the operation of unblanking sets to two steps, is favorable to avoiding the lock to appear by the problem that child opened easily, has certain security performance.

Drawings

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

FIG. 2 is an exploded view of the overall structure of the present invention;

FIG. 3 is a schematic view of the lock housing and plug assembly of the present invention;

FIG. 4 is a schematic structural view of the lock case and the lock cylinder assembly during initial unlocking of the present invention;

fig. 5 is a schematic structural view of the lock case and the lock cylinder assembly during the secondary unlocking of the present invention.

Wherein: 1 lock shell, 11 core holes, 12 installation cavities, 13 sliding grooves, 14 outer plates, 15 adjusting holes, 2 lock core components, 21 first inner cores, 210 first limiting plates, 22 second inner cores, 220 second limiting plates, 23 sliding rods, 24 limiting blocks, 25 sliding blocks, 26 expansion springs, 27 adjusting parts, 28 connecting rods, 29 clamping parts, 3 unlocking parts, 30 knobs and 300 threaded holes.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1-5, a lock core convenient to change, including lock shell 1, the lateral wall of lock shell 1 is equipped with core hole 11, is equipped with installation cavity 12 in the lock shell 1, and core hole 11 is linked together with installation cavity 12, and lock shell 1 internally mounted has lock core subassembly 2, and lock core subassembly 2 installs inside installation cavity 12, and the externally mounted of lock shell 1 has unlocking piece 3, controls through unlocking piece 3 to lock core subassembly 2 and unblanks.

Referring to fig. 2, the lock cylinder assembly 2 includes a first inner cylinder 21 and a second inner cylinder 22, the first inner cylinder 21 and the second inner cylinder 22 are symmetrically installed on a sliding rod 23, the first inner cylinder 21 and the second inner cylinder 22 are both slidably connected with the sliding rod 23, two ends of the sliding rod 23 are provided with a limiting block 24, and the outer wall of the limiting block 24 is provided with a sliding block 25; the position that is close to slide bar 23 between first inner core 21 and the second inner core 22 is connected with expanding spring 26, and expanding spring 26 passes through viscose and glues between first inner core 21 and second inner core 22, is replaced when conveniently taking place to damage.

Referring to fig. 3, an adjusting portion 27 is movably connected between the first inner core 21 and the second inner core 22, the adjusting portion 27 is clamped between the first inner core 21 and the second inner core 22, the adjusting portion 27 is in a shuttle shape, the middle of the adjusting portion is wide, the two ends of the adjusting portion are sharp, the two ends of the adjusting portion are in a round angle structure, and the middle transition is also in a round angle structure; a connecting rod 28 is fixed to the outer wall of the adjusting portion 27.

The lateral wall symmetry of installation cavity 12 is equipped with sliding tray 13, sliding tray 13 and sliding block 25 phase-match, lock core subassembly 2 cooperatees through sliding block 25 and sliding tray 13 and realizes the sliding connection with the mounting groove, be replaced when conveniently taking place to damage, lock core subassembly 2 is installed inside installation cavity 12, and stretch out in first inner core 21 and second inner core 22 follow core hole 11, wherein the one end that first inner core 21 and second inner core 22 stretched out core hole 11 all is equipped with joint portion 29, whole and core hole 11 phase-match when two joint portions 29 are close to suitable position mutually.

The tail end of the first inner core 21 is provided with an integrally formed first limiting plate 210, the tail end of the second inner core 22 is provided with an integrally formed second limiting plate 220, the first limiting plate 210 and the second limiting plate 220 are arranged in a staggered mode, and the first limiting plate 210 and the second limiting plate 220 are away from the inner wall of the lock shell 1, which is far away from the core hole 11, and have proper positions; in a normal state, two ends of the adjusting part 27 are in contact with the first inner core 21 and the second inner core 22, so that the adjusting part 27 has the expansion spring 26, the first inner core 21 and the second inner core 22 are supported by the adjusting part 27 to be far away from each other, and the two clamping parts 29 are also separated to be proper positions; when the adjusting portion 27 is rotated by 90 °, the first inner core 21 and the second inner core 22 are pulled by the extension spring 26, so that the distance between the first inner core 21 and the second inner core 22 is reduced and the first inner core 21 and the second inner core 22 are in contact with the middle of the adjusting portion 27, and at this time, the two clamping portions 29 are close to a proper position and integrally matched with the core hole 11.

The door lock is characterized in that a locking part is matched with the lock shell 1, clamping grooves which are integrally matched with the two clamping parts 29 when the two clamping parts are separated are arranged in the locking part, transition holes matched with the core hole 11 are formed in the side wall, opposite to the clamping parts 29, of the locking part, the lock shell 1 is installed on the edge of a door, and the locking part is installed on a door frame and corresponds to the lock shell 1.

Referring to fig. 2, an outer plate 14 is mounted on the outer wall of the lock case 1 through screws, an adjusting hole 15 matched with a connecting rod 28 is formed in the outer plate 14, and the connecting rod 28 extends out of the adjusting hole 15.

The unlocking piece 3 comprises a knob 30, a threaded hole 300 communicated with the middle of the knob 30 and the middle of the connecting rod 28 is formed in the middle of the knob 30, and the knob 30 is fixedly connected with the connecting rod 28 through the threaded hole 300 and a screw.

Referring to fig. 4-5, in specific operation, the knob 30 is rotated by 90 °, the knob 30 drives the connecting rod 28 and the adjusting portion 27 to rotate by 90 °, so that the distance between the first inner core 21 and the second inner core 22 is reduced and the first inner core 21 and the second inner core 22 are in contact with the middle of the adjusting portion 27, at this time, the two clamping portions 29 on the first inner core 21 and the second inner core 22 are close to proper positions and integrally matched with the core hole 11, and the operation is the first-step unlocking; then move knob 30 to the other end along adjusting hole 15, then drive connecting rod 28 and regulating part 27 and move to the position of keeping away from core hole 11, regulating part 27 promotes first limiting plate 210 and second limiting plate 220 and removes to make first inner core 21 and second inner core 22 move towards installation cavity 12 is inside, wherein sliding tray 13 cooperatees with sliding block 25, make whole skew can not take place when moving of lock core subassembly 2, after two joint portion 29 passed through from core hole 11 and entered into the mounting groove completely, the unblock once more of realization.

Then the door is closed, at the moment, the locking part is aligned with the lock shell 1, the knob 30 is moved back along the adjusting hole 15, the connecting rod 28 and the adjusting part 27 are driven to move to the position close to the core hole 11, so that the first inner core 21 and the second inner core 22 extend out of the core hole 11 and extend into the clamping groove through the transition hole, finally, the knob 30 is rotated back to the original position, the first inner core 21 and the second inner core 22 are supported by the adjusting part 27 to be at a far distance, and the two clamping parts 29 are separated to proper positions and clamped with the clamping groove.

When needing to unblank, can unblank according to above-mentioned preliminary unblock and two steps of operations of unblock once more, wherein the operation of unblanking sets into two steps, is favorable to avoiding the problem that the lock was opened by child easily to appear, has certain security performance.

The utility model discloses a structure is comparatively simple, and wherein each part takes place to damage and all can dismantle and get off and replace, and improves the mode of unblanking, sets the operation of unblanking to two steps, is favorable to avoiding the lock to appear by the problem that child opened easily, has certain security performance.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a lock core convenient to change, includes lock shell (1), the lateral wall of lock shell (1) is equipped with core hole (11), its characterized in that: the lock shell (1) is internally provided with a lock core assembly (2), and the lock shell (1) is externally provided with an unlocking piece (3);

the lock core assembly (2) comprises a first inner core (21) and a second inner core (22), the first inner core (21) and the second inner core (22) are symmetrically installed on a sliding rod (23), the first inner core (21) and the second inner core (22) are both in sliding connection with the sliding rod (23), two ends of the sliding rod (23) are provided with limiting blocks (24), and the outer wall of each limiting block (24) is provided with a sliding block (25); a telescopic spring (26) is connected between the first inner core (21) and the second inner core (22) and close to the sliding rod (23);

an adjusting part (27) is movably connected between the first inner core (21) and the second inner core (22), and a connecting rod (28) is fixed on the outer wall of the adjusting part (27).

2. A readily replaceable lock cylinder according to claim 1, wherein: be equipped with installation cavity (12) in lock shell (1), the lateral wall symmetry of installation cavity (12) is equipped with sliding tray (13), sliding tray (13) with sliding block (25) phase-match.

3. A readily replaceable lock cylinder according to claim 2, wherein: install lock core subassembly (2) inside installation cavity (12), just first inner core (21) with second inner core (22) are followed stretch out in core hole (11), wherein first inner core (21) with second inner core (22) stretch out the one end in core hole (11) all is equipped with joint portion (29).

4. A readily replaceable lock cylinder according to claim 3, wherein: the tail end of first inner core (21) is equipped with integrated into one piece's first limiting plate (210), the tail end of second inner core (22) is equipped with integrated into one piece's second limiting plate (220), first limiting plate (210) with second limiting plate (220) crisscross the setting.

5. A readily replaceable lock cylinder according to claim 1, wherein: the outer wall of the lock shell (1) is provided with an outer plate (14) through a bolt, the outer plate (14) is provided with an adjusting hole (15) matched with the connecting rod (28), and the connecting rod (28) extends out of the adjusting hole (15).

6. An easily replaceable lock cylinder according to claim 5, wherein: the unlocking piece (3) comprises a knob (30), a threaded hole (300) communicated with the middle of the knob (30) and the middle of the connecting rod (28) are arranged, and the knob (30) is matched with the threaded hole (300) and a screw to be fixedly connected with the connecting rod (28).

7. A readily replaceable lock cylinder according to claim 1, wherein: the adjusting part (27) is in a shuttle shape.