CN215565095U - Door and window lock - Google Patents

Abstract

The utility model discloses a door and window lock, which comprises a lock head and a lock body, wherein the lock body comprises a shell and a base, a cavity is arranged in the lock body, one end of the cavity is provided with an unlocking button, the unlocking button is connected with a password locking device, an unlocking slide rod is arranged on the base, and the unlocking button is connected with the unlocking slide rod and can push the unlocking slide rod to move; the other end of the cavity is provided with a locking ring, the upper end of the locking ring is provided with a locking ring spring, and the lower end of the locking ring is propped against the unlocking slide rod; the tapered end is provided with the locked groove, and after the tapered end inserted the lock body, the lock ring pushed down the card under the effect of lock ring spring and is in the locked groove. The utility model adopts a password unlocking mode, is suitable for families with children, and is simple, convenient and convenient to use; and the hand feeling feedback is realized, so that the password is accurately positioned when rotating.

Description

Door and window lock

Technical Field

The utility model relates to a door and window lock.

Background

The window lock is a brand new protective anti-theft window lock which is gradually popular. The novel building security product is installed on doors and windows, provides safety guarantees of protection, theft prevention, falling prevention and the like for home life and office work, integrates a plurality of advantages of wide application range, safety, attractiveness, practicability and the like, and is a latest product of home security.

The traditional window lock has certain functional loss: the anti-theft effect is only achieved when the window is closed. Neotype safety window lock is based on this function disappearance that compensaties traditional window lock, and the principle that the clearance that adopts certain width of opening the window also can pin the window realizes ventilating and the combination of theftproof.

The existing safety window locks are divided into two types, one type is keyless direct buckle connection, and the other type is a key locking mode. First, it is still accidentally opened, and thus is not suitable for a family having children at home. In the second mode, the key is easily lost, resulting in the failure of the window lock.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the door and window lock which adopts a password unlocking mode, is suitable for families with children, is simple, convenient and is convenient to use; and the hand feeling feedback is realized, so that the password is accurately positioned when rotating.

In order to solve the technical problem, the utility model is solved by the following technical scheme: a door and window lock comprises a lock head and a lock body fixed on a door and a window, wherein the lock body comprises a shell and a base, a cavity is arranged in the lock body, a password locking device is arranged in the cavity, an unlocking button is arranged at one end of the cavity and connected with the password locking device, a movable unlocking slide rod is arranged on the base, and the unlocking button is connected with the unlocking slide rod and can push the unlocking slide rod to move; the other end of the cavity is provided with a locking ring, the upper end of the locking ring is provided with a locking ring spring, and the lower end of the locking ring is abutted against the unlocking slide rod; the lock head is provided with a lock groove, and after the lock head is inserted into the lock body, the locking ring is pressed and clamped in the lock groove under the action of the locking ring spring, so that the lock head is locked; when password locking means's password is correct, the unlocking button can move towards the cavity other end, drives the unblock slide bar simultaneously and removes, and this unblock slide bar orders about the lock ring and shifts up, leads to it to break away from the locked groove in to realize the unblock.

In the technical scheme, the tail part of the base is provided with a placing groove, the placing groove is internally provided with the locking ring which moves up and down, the top of the locking ring is provided with a locking ring spring, and the locking ring spring presses the locking ring downwards at the bottom of the placing groove; the tapered end is provided with the tapered end, the tapered end is provided with the ring inclined plane, the tapered end orientation when the lock body is inside to be inserted, thereby the ring inclined plane acts on thereby the hole of lock ring makes the lock ring shift up, the tapered end passes behind the lock ring, thereby the lock ring pushes down the card and goes into the locked groove and make the tapered end can't break away from.

According to the technical scheme, the base is provided with a core rod, the core rod is rotatably sleeved with three core shaft sleeves, the tail end of the core rod is sleeved with a code changing piece, the end part of the core rod is provided with a core rod end, an end spring is arranged between the core rod end and the end part of the core shaft sleeve which is closest to the core rod end, and the outer side of the core rod end and the tail end of the code changing piece are limited by the lock body, so that the lock body cannot move and separate along the axis under the elastic force action of the end spring.

In the technical scheme, three clamping blocks are arranged on the core rod in a row, the core shaft sleeve is provided with a through middle hole, the middle hole is provided with a clamping groove, and when the clamping blocks on the core rod and the clamping groove are positioned on the same straight line, the core shaft sleeve and the core rod can move mutually along the axis direction. At the moment, if external force acts on the end head of the core rod, the end head of the core rod moves towards the core shaft sleeve; if external force acts on the code changing piece, the code changing piece can push the core rod sleeve to move towards the end head of the core rod.

In the technical scheme, the core shaft sleeve is sleeved with the digital code disc, the outer side wall of one end of the core shaft sleeve is circumferentially provided with the plurality of linkage lugs, the digital code disc is correspondingly provided with the grooves, and the linkage lugs are clamped in the grooves, so that the digital code disc can drive the core shaft sleeve to rotate together.

In the technical scheme, an unlocking slide rod is further arranged on the base, the end of the core rod props against the end of the unlocking slide rod, the unlocking slide rod is provided with a first step and a second step, a transition inclined plane is arranged between the first step and the second step, and the first step penetrates through the placing groove and is located at the bottom of the locking ring; the end head of the core rod moves to drive the unlocking slide rod to move towards the locking ring, so that the locking ring is lifted by utilizing the transition inclined plane, and finally the second step moves to the bottom of the locking ring.

In the technical scheme, the base is internally provided with a fixed baffle, the end part of the unlocking slide rod is provided with a movable baffle, and a slide rod spring is arranged between the fixed baffle and the movable baffle.

In the technical scheme, the code changing piece is provided with a code changing sleeve, the code changing sleeve is sleeved at the tail end of the core rod, a push plate is arranged at the top of the code changing sleeve and abuts against the core rod sleeve, a shifting plate is arranged on the push plate, a code changing notch is formed in the shell, and the shifting plate is arranged in the code changing notch and guided by the shifting plate.

Among the above-mentioned technical scheme, the base inner bottom is provided with the elasticity card, the elasticity card is provided with three pairs of stabilizer blades, every the stabilizer blade is provided with ascending bending segment, digital code wheel's outer disc wall is provided with axial constant head tank, the constant head tank is spaced apart each digital code, bending segment card is gone into in the constant head tank.

In the technical scheme, the shell is provided with a plurality of windows, and the upper part of the digital code disc penetrates through the windows; the one end that a core shaft sleeve is close to the linkage lug is provided with the ring flange, digital code wheel's axial is provided with the counter bore, and the installation back the ring flange is located in the counter bore under the tip spring action, make the ring flange is pressed counter bore department, thereby order about the linkage lug card is gone into in the recess.

In the technical scheme, an unlocking button is arranged in the lock body, the front end of the unlocking button protrudes out of the lock body, and the tail end of the unlocking button is pressed on the end head of the core rod; the side walls of the two sides of the tail end of the unlocking button are provided with triangular convex blocks, and the right-angle sides of the triangular convex blocks face the front end of the unlocking button while the bevel sides face the tail end.

The utility model provides a door and window lock, which adopts a password unlocking mode, is suitable for families with children, and is simple, convenient and convenient to use; and the hand feeling feedback is realized, so that the password is accurately positioned when rotating.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be discussed below, it is obvious that the technical solutions described in conjunction with the drawings are only some embodiments of the present invention, and for those skilled in the art, other embodiments and drawings can be obtained according to the embodiments shown in the drawings without creative efforts.

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a schematic diagram of the internal structure of the utility model before unlocking.

FIG. 4 is a schematic illustration of the core pin structure of the present invention.

Fig. 5 is a schematic view of the structure of the cartridge of the present invention.

FIG. 6 is a schematic view of the escape member of the present invention.

Fig. 7 is a schematic view of the unlocking slide bar structure of the present invention.

Fig. 8 is a schematic view of the structure of the unlock button of the present invention.

Fig. 9 is a schematic view of the lock head structure of the present invention.

Fig. 10 is a schematic view of the structure of the elastic card of the present invention.

In the figure: the locking mechanism comprises a base 1, an unlocking button 11, a triangular lug 111, a slide rod spring 12, a locking ring 13, a locking ring spring 14, a fixed baffle 15, a shell 2, a digital code disc 21, a lock head 3, a lock head end 31, a locking groove 32, a ring inclined plane 33, a core rod 4, a core rod end 41, a clamping block 42, a core rod sleeve 5, a middle hole 50, a clamping groove 51, a linkage lug 52, a flange plate 53, a code changing piece 6, a code changing sleeve 61, a toggle plate 62, a push plate 63, an unlocking slide rod 7, a first step 71, a second step 72, a transition inclined plane 73, an elastic clamping piece 8 and elastic supporting legs 81.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments described herein without the need for inventive work, are within the scope of the present invention.

As shown in fig. 1 to 10, a door and window lock comprises a lock head 3 and a lock body fixed on a door and a window, wherein the lock body comprises a shell 2 and a base 1, a cavity is arranged in the lock body, a password locking device is arranged in the cavity, an unlocking button 11 is arranged at one end of the cavity, the unlocking button 11 is connected with the password locking device, a movable unlocking slide rod 7 is arranged on the base 1, and the unlocking button 11 is connected with the unlocking slide rod 7 and can push the unlocking slide rod 7 to move; the other end of the cavity is provided with a locking ring 13, the upper end of the locking ring 13 is provided with a locking ring spring 14, and the lower end of the locking ring 13 is propped against the unlocking slide rod 7; the lock head 3 is provided with a lock groove 32, and after the lock head 3 is inserted into the lock body, the locking ring 13 is pressed and clamped in the lock groove 32 under the action of the locking ring spring 14, so that the lock head 3 is locked; when the password of the password locking device is correct, the unlocking button 11 can move towards the other end of the cavity, and meanwhile, the unlocking slide rod 7 is driven to move, the unlocking slide rod 7 drives the locking ring 13 to move upwards, so that the locking ring is separated from the locking groove 32, and unlocking is achieved.

The tail part of the base 1 is provided with a placing groove, the locking ring 13 which moves up and down is arranged in the placing groove, the top of the locking ring 13 is provided with a locking ring spring 14, and the locking ring spring 14 presses the locking ring 13 downwards at the bottom of the placing groove; tapered end 3 is provided with tapered end 31, tapered end 31 is provided with ring inclined plane 33, tapered end 3 orientation when the lock body is inside to be inserted, ring inclined plane 33 acts on thereby the hole of lock ring 13 makes lock ring 13 shift up, tapered end 31 passes behind lock ring 13, thereby lock ring 13 pushes down the card and goes into the locked groove 32 and make thereby tapered end 3 can't break away from.

The tail end of tapered end 3 is provided with connects the rope, on lock body and the respective fixed mounting window frame of connecting the rope and window, tapered end 3 inserted in the lock body, accomplishes to lock for the window can't be opened completely.

The base 1 is provided with a core rod 4, the core rod 4 is rotatably sleeved with three core shaft sleeves 5, the tail end of the core rod 4 is sleeved with a code changing piece 6, the end part of the core rod 4 is provided with a core rod end 41, an end spring is arranged between the core rod end 41 and the end part of the core shaft sleeve 5 which is closest to the core rod end, and the outer side of the core rod end 41 and the tail end of the code changing piece 6 are limited by the lock body, so that the lock body cannot move and separate along the axis under the elastic force action of the end spring.

The core rod 4 is provided with three clamping blocks 42 arranged in a row, the core shaft sleeve 5 is provided with a through middle hole 50, the middle hole 50 is provided with a clamping groove 51, and when the clamping blocks 42 on the core rod 4 and the clamping groove 51 are in the same straight line, the core shaft sleeve 5 and the core rod 4 can move mutually along the axial direction. At this time, if an external force acts on the core bar end 41, the core bar end 41 is moved toward the core bar sleeve 5; if an external force acts on the code conversion member 6, the code conversion member 6 can push the mandrel sleeve 5 to move towards the mandrel tip 41.

The digital code wheel 21 is sleeved on the mandrel sleeve 5, a plurality of linkage convex blocks 52 are arranged on the circumference of the outer side wall of one end of the mandrel sleeve 5, grooves are correspondingly formed in the digital code wheel 21, and the linkage convex blocks 52 are clamped into the grooves, so that the digital code wheel 21 can drive the mandrel sleeve 5 to rotate together.

The base 1 is further provided with an unlocking slide rod 7, the end head 41 of the core rod abuts against the end head of the unlocking slide rod 7, the unlocking slide rod 7 is provided with a first step 71 and a second step 72, a transition inclined plane 73 is arranged between the first step 71 and the second step 72, and the first step 71 penetrates through the placing groove and is located at the bottom of the locking ring 13; the movement of the core rod end 41 drives the unlocking slide 7 to move towards the locking ring 13, so that the locking ring 13 is lifted by the transition slope 73, and finally the second step 72 moves to the bottom of the locking ring 13.

A fixed baffle 15 is arranged in the base 1, a movable baffle is arranged at the end part of the unlocking slide rod 7, and a slide rod spring 12 is arranged between the fixed baffle 15 and the movable baffle. The slide spring 12 automatically resets the unlocking slide after the unlocking is completed.

The code changing piece 6 is provided with a code changing sleeve 61, the code changing sleeve 61 is sleeved at the tail end of the core rod 4, a push plate 63 is arranged at the top of the code changing sleeve 61, the push plate 63 abuts against the core rod sleeve 5, a poking plate 62 is arranged on the push plate 63, the shell 2 is provided with a code changing notch, and the poking plate 62 is arranged in the code changing notch and guided by the code changing notch.

The utility model discloses a digital code dish, including base 1, base, elastic clamping piece 8, every the stabilizer blade is provided with ascending bending segment, digital code dish 21's outer disc wall is provided with axial constant head tank, the constant head tank is spaced apart each digital code, bending segment card is gone into in the constant head tank.

The shell 2 is provided with a plurality of windows, and the upper parts of the digital code discs 21 penetrate through the windows; the one end that mandrel sleeve 5 is close to linkage lug 52 is provided with ring flange 53, digital code wheel 21's axial is provided with the counter bore, the installation back ring flange 53 is located in the counter bore under the tip spring action, make ring flange 53 press in counter bore department, thereby order about linkage lug 52 card is gone into in the recess.

An unlocking button 11 is arranged in the lock body, the front end of the unlocking button 11 protrudes out of the lock body, and the tail end of the unlocking button 11 is pressed on the end head 41 of the core rod; the lateral wall of the both sides of the tail end of the unlocking button 11 is provided with a triangular bump 111, the right-angle side of the triangular bump 111 faces the front end of the unlocking button 11, and the bevel edge faces the tail end.

When the device is unlocked, the correct password is displayed on the front surface by dialing the digital code disc 21. At this time, the locking grooves 51 of the three spindle sleeves 5 are connected in a straight line and are in a line with the locking block 42. This completes the unlocking, and the locking block 42 can pass through the locking groove 51, i.e., the core rod 4 can move linearly. Then, by pushing the unlocking button 11 to move toward the inside of the lock body, the end 41 of the core rod is driven to push against the end of the unlocking slide bar 7 to move together. This causes the transition ramp 73 to lift the locking ring 13, allowing the second step 72 to move to the bottom of the locking ring 13. After the locking ring 13 moves up and presses against the second step 72, it no longer catches the locking groove 32, so that the locking head 3 can be smoothly released, which completes the unlocking.

When locking, the password is not needed to be correct, the lock head 3 is inserted into the lock hole at the tail part of the lock body, and the ring inclined plane 33 on the lock head 3 acts on the inner hole of the locking ring 13, so that the locking ring 13 is moved upwards under the elastic action of the locking ring spring 14. After the locking head end 31 passes through the locking ring 13, the locking ring 13 is pressed downwards and clamped into the locking groove 32, so that the locking head 3 cannot be separated, and the locking work is completed.

The password is modified, and the correct password is displayed on the front surface by dialing the digital code disc 21. At this time, the locking grooves 51 of the three spindle sleeves 5 are connected in a straight line and are collinear with the locking blocks 42, so that the locking blocks 42 can pass through the locking grooves 51, that is, the spindle sleeves 5 can move. The combination selector 6 is then pushed so that it moves the cartridge sleeve 5 together, thereby disengaging the interlock projection 52 from the recess. At this time, the digital code wheel 21 and the core shaft sleeve 5 are separated from each other, so that the digital code wheel 21 can be rotated, and the password can be changed.

After the code is changed, the escape 6 is reset. Under the action of the end spring, the core shaft sleeve 5 is restored to the original position, and the linkage lug 52 is clamped in the groove again, so that the digital code disc 21 and the core shaft sleeve 5 synchronously rotate.

When the digital code disc 21 rotates, accurate positioning is needed, otherwise, the linkage lug 52 and the groove are dislocated, and the linkage lug cannot be clamped. Therefore, the device is provided with the elastic clamping piece 8, and the elastic legs 81 on the elastic clamping piece 8 are matched with the positioning grooves on the digital code disc 21 to realize accurate positioning.

Moreover, the elastic supporting legs 81 are utilized, so that a feedback effect can be provided when the digital code disc 21 rotates, and the user experience is improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive. The scope of the utility model is indicated by the appended claims, rather than the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The utility model provides a door and window lock, includes tapered end and the lock body that is fixed in on door and window, its characterized in that: the lock body comprises a shell and a base, a cavity is formed in the lock body, a password locking device is arranged in the cavity, an unlocking button is arranged at one end of the cavity and connected with the password locking device, a movable unlocking slide rod is arranged on the base, and the unlocking button is connected with the unlocking slide rod and can push the unlocking slide rod to move; the other end of the cavity is provided with a locking ring, the upper end of the locking ring is provided with a locking ring spring, and the lower end of the locking ring is abutted against the unlocking slide rod; the lock head is provided with a lock groove, and after the lock head is inserted into the lock body, the locking ring is pressed and clamped in the lock groove under the action of the locking ring spring, so that the lock head is locked; when password locking means's password is correct, the unlocking button can move towards the cavity other end, drives the unblock slide bar simultaneously and removes, and this unblock slide bar orders about the lock ring and shifts up, leads to it to break away from the locked groove in to realize the unblock.

2. A door and window lock according to claim 1, wherein: the tail part of the base is provided with a placing groove, the locking ring which moves up and down is arranged in the placing groove, the top of the locking ring is provided with a locking ring spring, and the locking ring is pressed downwards at the bottom of the placing groove by the locking ring spring; the tapered end is provided with the tapered end, the tapered end is provided with the ring inclined plane, the tapered end orientation when the lock body is inside to be inserted, thereby the ring inclined plane acts on thereby the hole of lock ring makes the lock ring shift up, the tapered end passes behind the lock ring, thereby the lock ring pushes down the card and goes into the locked groove and make the tapered end can't break away from.

3. A door and window lock according to claim 2, wherein: the password locking device is provided with a core rod, three core shaft sleeves are rotatably sleeved on the core rod, a code changing piece is sleeved at the tail end of the core rod, a core rod end is arranged at the end part of the core rod, an end spring is arranged between the core rod end and the end part of the core shaft sleeve close to the core rod end, and the outer side of the core rod end and the tail end of the code changing piece are limited by the lock body, so that the code changing piece cannot move along the axis to be separated under the elastic action of the end spring.

4. A door and window lock according to claim 3, wherein: the core rod is provided with three clamping blocks which are arranged in a row, the core shaft sleeve is provided with a through middle hole, the middle hole is provided with a clamping groove, and when the clamping blocks on the core rod and the clamping groove are positioned on the same straight line, the core shaft sleeve and the core rod can move mutually along the axis direction.

5. A door and window lock according to claim 4, wherein: the digital code wheel is sleeved on the core shaft sleeve, a plurality of linkage convex blocks are arranged on the circumference of the outer side wall of one end of the core shaft sleeve, grooves are correspondingly formed in the digital code wheel, and the linkage convex blocks are clamped in the grooves, so that the digital code wheel can drive the core shaft sleeve to rotate together.

6. A door and window lock according to claim 3, wherein: the end of the core rod props against the end of the unlocking slide rod, the unlocking slide rod is provided with a first step and a second step, a transition inclined plane is arranged between the first step and the second step, and the first step penetrates through the placing groove and is located at the bottom of the locking ring; the end head of the core rod moves to drive the unlocking slide rod to move towards the locking ring, so that the locking ring is lifted by utilizing the transition inclined plane, and finally the second step moves to the bottom of the locking ring.

7. A door and window lock according to claim 6, wherein: a fixed baffle is arranged in the base, a movable baffle is arranged at the end part of the unlocking slide rod, and a slide rod spring is arranged between the fixed baffle and the movable baffle.

8. A door and window lock according to claim 5, wherein: the code changing piece is provided with a code changing sleeve, the code changing sleeve is sleeved at the tail end of the core rod, a push plate is arranged at the top of the code changing sleeve and abuts against the core rod sleeve, a shifting plate is arranged on the push plate, a code changing notch is formed in the shell, and the shifting plate is arranged in the code changing notch and guided by the shifting plate.

9. A door and window lock according to claim 8, wherein: the base inner bottom is provided with the elasticity card, the elasticity card is provided with three pairs of stabilizer blades, every the stabilizer blade is provided with ascending bending segment, digital code wheel's excircle wall is provided with axial constant head tank, the constant head tank is spaced apart each digital code, bending segment card is gone into in the constant head tank.

10. A door and window lock according to claim 9, wherein: the shell is provided with a plurality of windows, and the upper part of the digital code disc penetrates through the windows; the one end that a core shaft sleeve is close to the linkage lug is provided with the ring flange, digital code wheel's axial is provided with the counter bore, and the installation back the ring flange is located in the counter bore under the tip spring action, make the ring flange is pressed counter bore department, thereby order about the linkage lug card is gone into in the recess.

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