CN2750004Y - Digital lock with independent key lock - Google Patents

Abstract

A combination lock with an independent key lock, comprising: the lock body is at least provided with a first lock cover and a second lock cover; a digital wheel set is arranged in the lock cover, a lock head of a stirring piece is matched with a lock hook part of the second lock cover, an extension arm of the stirring piece is pivoted with a brake block, and a compression part is arranged between the lock head and the extension arm; a key lock is axially positioned in the second lock cover, and a lock piece on the key lock enters the lock groove through a lock groove hole on the brake block and can rotate; when the locking piece is perpendicular to the lock groove, the pressed part is pressed to enable the lock body to be in an unlocking state, and the lock body can be independently unlocked by using a key or aligning a number.

Description

Digital lock with separate key lock

technical field

The utility model relates to a digital lock, in particular to a digital lock with an independent key lock which is simple in structure and can be added with an independent key lock as required.

Background technique

Known traditional digital locks are generally opened by digital wheels, but when they are applied to luggage later, due to the needs of checking luggage, a key lock is additionally set on the digital lock for the inspection unit to open the digital lock at any time.

But general digital lock wants to make it have the dual function of key lock and key unblanking simultaneously, must carry out brand-new complicated structural design usually. My previous Chinese patent No. 92215141 was well received by all walks of life for its smooth operation. Although this patent does not have the key lock function of unlocking with a key, it can add a key unlocking function of a key lock on the basis of the original digital lock. , and does not affect the smooth operation performance of the original digital lock.

new content

The main purpose of the utility model is to provide a digital lock with an independent key lock that can be opened with a key when the digital lock is in a locked state.

The secondary purpose of this utility model is to provide a digital lock with an independent key lock that can open the lock body independently by dialing the numbers of the digital lock wheel set when the key lock is locked.

In order to achieve the above purpose, a digital lock with an independent key lock mainly includes: a lock body, a digital lock wheel set, a lock toggle, a brake block and a key lock; it is characterized in that:

The lock body is at least equipped with:

The first lock cover is provided with a number through hole for the digital lock wheel group to protrude;

The second lock cover, the digital lock and the key lock device are installed in it, and the second lock cover is extended with a lock hook part, and the end of the lock hook part and the corresponding side of the second lock cover are provided with openings;

The digital lock wheel set is at least provided with a clamping elastic part, and the supporting block of the clamping elastic part is pushed against the lock toggle in the opening of the second lock cover;

The toggle of the lock is at least provided with:

a lock head, which is arranged at one end of the lock toggle member, when the lock head is located at the opening of the lock hook part, it just forms a closed lock ring with the lock hook part and the second lock cover;

The first vertex is located at one end of the lock toggle corresponding to the digital lock wheel set, and the first vertex abuts against the clamping elastic part;

an extension arm, extending from the lock toggle member to the brake block, the bottom surface of the extension arm is at least higher than the second lock cover;

The second apex part runs through the extension arm and is pivotally connected with the brake block;

a pressure receiving part, which is arranged on the back of the lock toggle part corresponding to the brake block side, and is generally located between the lock head and the extension arm;

There is an elastic expansion and contraction distance between the brake block and the second retaining wall, and it is at least provided with:

a protrusion pivotally connected with the second apex of the lock toggle;

a lock slot in which the key lock member rotates;

a lock slot hole for the key lock to extend into the lock slot;

The key lock is axially positioned in the second lock cover, and at least one lock core is arranged inside the key lock. The lock core is provided with: a lock hole, a lock piece that rotates with the lock core, and a The lock shaft between the lock cylinder and the lock piece.

The utility model has the following advantages:

1. Since the second apex of the lock toggle part of the utility model is directly pivoted to the brake block, when the digital lock is locked, use the key to open the key lock, and the lock body can be opened independently, and the digital lock is no longer linked. The lock wheel group, similarly, when the key lock is in a locked state, dialing the numbers of the digital lock wheel group can also open the lockset body independently, so the structure is simple.

2. Since the key lock and the digital lock wheel set are completely separate designs, as long as the corresponding space is reserved in the first and second lock covers, the digital lock wheel set can be selected according to actual needs without moving the digital lock wheel set. Add or not add key lock, and more selective and competitive.

Description of drawings

Fig. 1 is the three-dimensional exploded schematic view of the utility model.

Fig. 2 is a three-dimensional schematic diagram of the utility model.

Fig. 3 is a schematic plan view of the digital lock of the present invention before it is unlocked.

Fig. 4 is a schematic plan view of the digital lock of the present invention after it is unlocked.

Fig. 5 is a schematic plan view of the key lock of the present invention before it is unlocked.

Fig. 6 is a schematic plan view of the key lock of the present invention after it is unlocked.

Detailed ways

In order to have a further understanding and understanding of the structure, technical features and effects of the present utility model, a preferred embodiment is given hereby, and the accompanying drawings describe it in detail as follows:

Referring to Figures 1 and 2, a digital lock with an independent key lock mainly includes: a lock body 10, a digital lock wheel set 20, a lock toggle 30, a brake block 40 and a key lock 50; Wherein: the lock body 10 is at least provided with:

The first lock cover 11 is provided with a number through hole 111 protruding for the number lock wheel group 20, so that each number wheel is unlocked by stirring;

The second lock cover 12, the device digital lock 20 and the key lock 50, the second lock cover 12 is provided with a first retaining wall 121 and a second retaining wall 122, and the first and second retaining walls 121, 122 are in the second lock cover 12 A key lock seat 125 is formed; the upper end of the seat 125 corresponding to the digital lock wheel set 20 is extended with a lock hook portion 123, and the end of the lock hook portion 123 is provided with a port 124 corresponding to the lock head 31 of the lock toggle member 30 , the side corresponding to the end of the second lock cover 12 and the lock hook part 123 is also provided with an opening;

The digital lock wheel set 20 is at least provided with a clamping elastic part 21, and the clamping elastic part 21 controls the digital lock wheel set 20, and opens and closes the lock body 10 through the support block 22;

The lock toggle piece 30 is at least provided with:

A lock head 31 is located at one end of the lock toggle member 30. When the lock head 31 is located at the opening 124 of the lock hook portion 123, it just forms a closed lock ring with the lock hook portion 123 and the second lock cover 12;

The first apex portion 32 is located at one end of the lock toggle member 30 corresponding to the digital lock wheel set 20 , the first apex portion 32 and the clamping elastic portion 21 push each other to control the switch of the lock body 10 ;

An extension arm 33 is formed by extending from the lock toggle member 30 to the brake block 40, and the bottom surface of the extension arm 33 is at least higher than the second lock cover 12;

The second apex portion 34 runs through the extension arm 33 and is pivotally connected to the brake block 40;

A pressure receiving part 35 is located on the back of the lock toggle part 30 corresponding to the brake block 40, and is generally located between the lock head 31 and the extension arm 33;

A brake block 40 is at least provided with:

A recess 41 is placed at one end of the second retaining wall 122, and an elastic member 411 is located between the recess 41 and the second retaining wall 122, so that an elastic expansion distance is maintained between the brake block 40 and the second retaining wall 122 ;

A protruding point 42 is pivotally connected with the second apex 34 of the lock toggle member 30, and uses this as a fulcrum to move the brake block 40;

A lock groove 43 is a transverse groove, in which the lock piece 513 on the key lock 50 can rotate, and is embedded in it transversely, so that the key lock 50 is in a locked state;

A lock slot hole 44 communicates with the lock slot 43. When the lock piece 513 of the key lock 50 is vertically embedded in the lock slot 43 (the key lock is in an unlocked state), press the pressed part 35 of the lock toggle piece 30 to make a lock. The moving block 40 compresses the elastic member 411 and moves backward, so that the lock body 10 is in an unlocked state;

The key lock 50 is axially positioned in the receptacle 125. The key lock 50 is provided with at least one lock core 51, which is accommodated inside the key lock 50. The lock core 51 is provided with: a lock hole 511 for inserting and removing the key 60, a A lock piece 513 that rotates synchronously with the lock cylinder 51 , and a lock shaft 512 connected between the lock cylinder 51 and the lock piece 513 . In this way, when the digital lock is in the closed state and the lock body 10 is in the locked state, insert the key 60 and turn it so that the lock member 513 is in a vertical position in the lock groove 43, and the pressed portion 35 of the lock toggle member 30 can be pushed. Switch the lock body 10 .

Referring to Fig. 3, when the number of the digital lock wheel set 20 is wrong, it will be locked, and the pressed part 35 of the toggle part 30 of the lock is pushed to swing outward, so that the clamping elastic part 21 is in a closed state, and the lock body 10 is locked. At this time, if the pressure-receiving portion 35 of the toggle member 30 of the lock is pressed, the first apex portion 32 thereof cannot compress the clamping elastic portion 21, so the lock cannot be unlocked.

Referring to shown in Figure 4, when the number of digital lock wheel set 20 is correct, it is the unlocked state. The clamping elastic part 21 is in an open state. At this time, the pressing part 35 of the lock toggle 30 is pushed, the first apex 32 presses the clamping elastic part 21 to shrink inwardly, and the lock toggle 30 uses the second apex 34 For axial inward swing, the lock head 31 leaves the opening 124, and the lock body 10 is in an unlocked state.

Referring to Fig. 5, when the number of the digital lock wheel set 20 is wrong, it is in the closed state, and the lock piece 513 of the key lock 50 is in the horizontal position in the lock groove 43, and the lock body 10 is in the locked state. Pushing the pressure-receiving portion 35 of the toggle member 30 of the lock still fails to make the lock body 10 in an unlocked state.

Referring to Fig. 6, when the number of the digital lock wheel set 20 is wrong, it is in the closed state, the key lock 50 and the lock body 10 are in the locked state, as long as the key 60 is inserted into the lock cylinder 51, and the lock cylinder 51 is rotated, the lock shaft 512, the lock piece 513 is turned to the vertical position in the lock groove 43 of the brake block 40, and is just aligned with the lock groove hole 44. The extension arm 33 swings with the first apex 32 as a fulcrum, and the second apex 34 drives the brake block 40 to compress the elastic member 411 through the convex point 42, and approaches the second retaining wall 122, so that the lock head 31 leaves Through the opening 124, the lock body 10 is in an unlocked state. Therefore, when the digital lock is in the locked state, the key lock 50 can be opened with the key 60, and the lock body 10 can also be opened separately; The lock body 10 is opened.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the scope of implementation of the present utility model. Those who are familiar with this art can use the principles and technical characteristics of the present utility model to make various changes and decorations. , should be covered within the scope of protection of the claims.

Claims (4)

1. A digital lock with an independent key lock, mainly comprising: a lock body, a digital lock wheel set, a lock toggle, a brake block and a key lock; it is characterized in that: The lock body is at least equipped with: The first lock cover is provided with a number through hole for the digital lock wheel group to protrude; The second lock cover, the digital lock and the key lock device are installed in it, and the second lock cover is extended with a lock hook part, and the end of the lock hook part and the corresponding side of the second lock cover are provided with openings; The digital lock wheel set is at least provided with a clamping elastic part, and the supporting block of the clamping elastic part is pushed against the lock toggle in the opening of the second lock cover; The toggle of the lock is at least provided with: a lock head, which is arranged at one end of the lock toggle member, when the lock head is located at the opening of the lock hook part, it just forms a closed lock ring with the lock hook part and the second lock cover; The first vertex is located at one end of the lock toggle corresponding to the digital lock wheel set, and the first vertex abuts against the clamping elastic part; an extension arm, extending from the lock toggle member to the brake block, the bottom surface of the extension arm is at least higher than the second lock cover; The second apex part runs through the extension arm and is pivotally connected with the brake block; a pressure receiving part, which is arranged on the back of the lock toggle part corresponding to the brake block side, and is generally located between the lock head and the extension arm; There is an elastic expansion and contraction distance between the brake block and the second retaining wall, and it is at least provided with: a protrusion pivotally connected with the second apex of the lock toggle; a lock slot in which the key lock member rotates; a lock slot hole for the key lock to extend into the lock slot; The key lock is axially positioned in the second lock cover, and at least one lock core is arranged inside the key lock. The lock core is provided with: a lock hole, a lock piece that rotates with the lock core, and a The lock shaft between the lock cylinder and the lock piece. 2. The digital lock with independent key lock according to claim 1, characterized in that: the second lock cover is provided with a first retaining wall and a second retaining wall, and the first and second retaining walls are inside the second lock cover A key lock receptacle is formed, and a lock hook portion is extended to the upper end of the receptacle corresponding to the digital lock wheel set. 3. The digital lock with an independent key lock according to claim 1, wherein the bottom surface of the extension arm is at least higher than the second retaining wall of the second lock cover. 4. The digital lock with independent key lock according to claim 1 or 2, characterized in that: the brake block is provided with a recess at one end of the second retaining wall, and an elastic member is provided between the recess and the second retaining wall. between walls.

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