CN216690680U - Double-hook lock and door body applying same - Google Patents

Abstract

The utility model discloses a double hook lock and a door body applying the same, wherein the double hook lock comprises: the lock shell is provided with a panel on one side; a first hook lock, a second hook lock, a twisting sleeve, a second driving piece, a linkage push rod and a lock core are arranged in the lock shell, a first supporting rod and a second supporting rod are arranged on the outer wall of the twisting sleeve, the first supporting rod is hinged with a first connecting rod, the other end of the first connecting rod is hinged with the first hook lock, and the second supporting rod is hinged with a second connecting rod; the second driving piece can push the second hook lock; the linkage push rod is hinged with the second connecting rod; the lock core has the plectrum, just can withdraw first hook lock and second hook lock through control lock core plectrum rotation to reach the purpose of unblanking, the convenient operation of unblanking.

Description

Double-hook lock and door body applying same

Technical Field

The utility model relates to the technical field of locks, in particular to a double-hook lock and a door body applying the same.

Background

The double hook lock is applied to the balcony door, the anti-theft effect is enhanced by utilizing the two hook locks of the double hook lock, in the related technology, the two hook locks of the double hook lock are independently controlled to be opened or closed through different parts, in the unlocking process, different parts are required to be operated to respectively open the two hook locks, and the door opening operation process is complex.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a double-lock body, and two hook locks can be unlocked by operating a lock cylinder.

The utility model also provides a door body applying the double-hook lock.

A double hook lock according to an embodiment of the first aspect of the utility model comprises: the lock shell is provided with a panel on one side; the first hook lock is positioned inside the lock shell and is rotationally connected with the lock shell, and the first hook lock can extend out of the panel or retract into the lock shell; the second hook lock is positioned in the lock shell and is rotationally connected with the lock shell, and the second hook lock can extend out of the panel or retract into the lock shell; the twisting sleeve is positioned inside the lock shell and is rotationally connected to the lock shell, a first supporting rod and a second supporting rod are arranged on the outer wall of the twisting sleeve, the first supporting rod is hinged with a first connecting rod, the other end of the first connecting rod is hinged with the first hook lock, and the second supporting rod is hinged with a second connecting rod; the second driving piece is rotatably connected to the lock shell and can push the second hook lock; the linkage push rod is connected to the lock shell in a sliding mode and is hinged to the second connecting rod; the lock core is connected with the lock shell and provided with a shifting piece, the shifting piece rotates clockwise to push the linkage push rod and drive the second driving piece to rotate, and the shifting piece rotates anticlockwise to drive the second driving piece to rotate.

The lock body according to the embodiment of the first aspect of the utility model has at least the following advantages: the twisting glove rotates to drive the first supporting rod to move, the first supporting rod drives the first connecting rod to move, so that the first hook lock is driven to extend out of the panel or retract into the lock shell, the poking piece of the lock core pokes the second driving piece to drive the second hook lock to extend out of the panel or retract into the lock shell, in the unlocking process, the poking piece of the lock core rotates clockwise to push the linkage push rod, the linkage push rod drives the second connecting rod to move, and the second connecting rod drives the second supporting rod to move, so that the twisting glove is driven to rotate to retract into the lock shell through the first hook lock; the plectrum anticlockwise rotation of lock core drives the second driving piece and rotates and withdraws the lock shell with second hook lock in, just can withdraw first hook lock and second hook lock through control lock core plectrum clockwise rotation to reach the mesh of unblanking, the convenient operation of unblanking.

According to some embodiments of the first aspect of the present invention, the lock housing is provided with a pin, the second hook lock is rotatably connected to the pin, and the linkage push rod is provided with a linear groove engaged with the pin.

According to some embodiments of the first aspect of the present invention, the first strut and the first link form an angle towards the panel when the first hook lock protrudes out of the panel.

According to some embodiments of the first aspect of the present invention, the linkage push rod is connected to a dial block, the dial block is rotatably connected to the linkage push rod, the dial plate rotates counterclockwise to drive the dial block to rotate clockwise, the linkage push rod is provided with a protrusion, and the dial block abuts against the protrusion to limit the counterclockwise rotation.

According to some embodiments of the first aspect of the present invention, the first hook lock is provided with a first protruding shaft, the first link is hinged to the first hook lock through the first protruding shaft, and the lock housing is provided with a first arc-shaped slot which is matched with the first protruding shaft to rotate.

According to some embodiments of the first aspect of the present invention, the second driving member is provided with a second protruding shaft, and the lock housing is provided with a second arc-shaped slot for rotating with the second protruding shaft.

According to some embodiments of the first aspect of the present invention, when the second hook lock is opened, the second protruding shaft is located at an end of the second arc-shaped groove facing away from the panel.

According to some embodiments of the first aspect of the present invention, a second limiting torsion spring is connected to the second driving member, and the other end of the second limiting torsion spring is connected to the pin shaft, and the second limiting torsion spring is configured to reduce a gap between the second driving member and the second hook lock.

According to some embodiments of the first aspect of the present invention, the second hook lock is provided with a groove for receiving the second limit torsion spring, and the second limit torsion spring is provided in the groove.

According to a second aspect of the present invention, a door body includes: a double hook lock according to embodiments of the first aspect of the utility model; wherein, one side of the door body is provided with a twisting handle which is fixedly connected with the twisting sleeve.

In the unlocking process, the plectrum of the lock cylinder rotates clockwise to push the linkage push rod, the linkage push rod drives the second connecting rod to move, and the second connecting rod drives the second supporting rod to move, so that the twisting sleeve is driven to rotate to retract the first hook lock into the lock shell; the plectrum anticlockwise rotation of lock core drives the second driving piece and rotates and withdraws the lock shell with the second hook lock in, just can withdraw first hook lock and second hook lock through control lock core rotation to reach the mesh of unblanking, the convenient operation of unblanking.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

Additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of the external structure of one side of a double hook lock according to an embodiment of the first aspect of the present invention;

FIG. 2 is a schematic view of the internal structure of one side of a double hook lock in accordance with an embodiment of the first aspect of the present invention;

FIG. 3 is a schematic view of the internal structure of the other side of the double hook lock according to some embodiments of the first aspect of the present invention;

FIG. 4 is a schematic diagram of the internal structure of a double hook lock according to another embodiment of the first aspect of the present invention with the first hook lock retracted and the second hook lock open;

FIG. 5 is a schematic view of the retracted internal structure of the first and second hook locks of a double hook lock according to some embodiments of the first aspect of the present invention;

fig. 6 is an exploded view of a double hook lock according to an embodiment of the first aspect of the present invention.

The reference numbers are as follows:

the lock case 100, the panel 110, the decorative plate 111, the first hook lock 120, the first protruding shaft 121, the twisting handle sleeve 130, the first supporting rod 131, the second supporting rod 132, the first limit torsion spring 140, the second hook lock 150, the sliding groove 152, the groove 151, the second driving piece 160, the second protruding shaft 161, the second limit torsion spring 170, the linkage push rod 180, the straight groove 181, the shifting block 182, the shifting block reset piece 183, the protrusion 184, the third limit torsion spring 190, the pin shaft 200, the first connecting rod 210, the second connecting rod 220, the lock cylinder 230, the shifting piece 231, the first arc-shaped groove 240 and the second arc-shaped groove 250.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 6, a double hook lock according to an embodiment of a first aspect of the present invention includes: the lock shell 100, wherein a panel 110 is arranged on one side of the lock shell 100; a first hook lock 120 rotatably connected to the inside of the lock case 100, the first hook lock 120 being capable of extending out of the panel 110 or retracting into the lock case 100; a second hook lock 150 rotatably connected to the inside of the lock case 100, the second hook lock 150 being capable of extending out of the panel 110 or retracting into the lock case 100; the glove 130 is screwed and is rotatably connected inside the lock shell 100, a first supporting rod 131 and a second supporting rod 132 are arranged on the outer wall of the glove 130, the first supporting rod 131 is hinged to a first connecting rod 210, the other end of the first connecting rod 210 is hinged to the first hook lock 120, and the second supporting rod 132 is hinged to a second connecting rod 220; a second driving member 160, which is provided with a bayonet and is rotatably connected to the lock case 100, wherein the second driving member 160 can push the second hook lock 150 to rotate so as to extend out of the panel 110 or retract into the lock case 100; the linkage push rod 180 is connected to the lock shell 100 in a sliding mode, and the linkage push rod 180 is hinged to the second connecting rod 220; the lock core 230 is connected to the lock case 100, the lock core 230 has a shifting piece 231, when the lock is unlocked, the shifting piece 231 rotates clockwise to push the linkage push rod 180 and the second driving member 160, and the shifting piece 231 rotates counterclockwise to be clamped into a bayonet on the second driving member 160, so as to drive the second driving member 160 to rotate. In the double hook lock of the embodiment of the utility model, the rotation of the twisting sleeve 130 can drive the first supporting rod 131 to move, the first supporting rod 131 drives the first connecting rod 210 to move, so as to drive the first hook lock 120 to extend out of the panel 110 or retract into the lock shell 100, the clockwise rotation of the plectrum 231 of the lock core 230 can drive the second driving piece 160 to drive the second hook lock 150 to extend out of the panel 110 or retract into the lock shell 100, in the unlocking process, the plectrum 231 of the lock core 230 rotates clockwise to push the linkage push rod 180, the linkage push rod 180 drives the second connecting rod 220 to move, and the second connecting rod 220 drives the second supporting rod 132 to move, so as to drive the twisting sleeve 130 to rotate to retract the first hook lock 120 into the lock shell 100; the poking piece 231 of the lock core 230 rotates anticlockwise to be clamped into the bayonet on the second driving piece 160, so that the second driving piece 160 is driven to rotate to withdraw the second hook lock 150 into the lock shell 100, the poking piece 231 of the lock core 230 is controlled to rotate to withdraw the first hook lock 120 and the second hook lock 150, and therefore the purpose of unlocking is achieved, and the operation of the unlocking process is convenient.

Referring to fig. 2 and 3, according to the double hook lock provided in the embodiment of the first aspect of the present invention, the pin 200 is disposed on the lock case 100, the second hook lock 150 is rotatably connected to the pin 200, the linkage push rod 180 is disposed with a straight groove 181 engaged with the pin 200, the linkage push rod 180 is slidably connected to the pin 200, and the second hook lock 150 and the linkage push rod 180 are disposed on the same pin 200, so as to facilitate the control of the second hook lock 150 and the linkage push rod 180 by the pick 231 of the lock core 230, and the structural design is more reasonable, and the structure of the whole lock body can be more compact.

Referring to fig. 2, 4 and 5, in the double hook lock according to the embodiment of the first aspect of the present invention, when the first hook lock 120 extends out of the panel 110, the first leg 131 and the first link 210 form an included angle toward the panel 110, and when an external force pries the first hook lock 120, since the first leg 131 and the first link 210 form an included angle toward the panel 110, a force acting on the first hook lock 120 is transmitted to the first link 210, which may cause the glove screw 130 to rotate toward the panel 110, but since the second leg 132 of the glove screw 130 is further connected to the second link 220, the second link 220 may restrict the glove screw 130 from rotating toward the panel 110, the glove screw 130 may not rotate, the first hook lock 120 may not move, and the external force may not open the door lock, which may serve as a prying prevention function.

Referring to fig. 4 and 6, according to the double hook lock provided by the embodiment of the first aspect of the present invention, the linkage push rod 180 is connected to the shift block 182, the shift block 182 is rotatably connected to the linkage push rod 180, when the shift block 231 rotates counterclockwise to abut against the shift block 182, the shift block 182 can be driven to rotate clockwise, the shift block 182 rotates to give way to the position for the shift block 231 to rotate, the linkage push rod 180 is provided with a protruding portion 184, the shift block 182 abuts against the protruding portion 184 to limit the counterclockwise rotation, when the shift block 231 rotates clockwise to push the shift block 182, the shift block 182 abuts against the protruding portion 184, the shift block 182 can be prevented from rotating counterclockwise to achieve a better transmission effect, and the shift block 182 can perform the functions of giving way and transmitting.

It can be understood that a right-angle edge is arranged on one side of the shifting block 182 close to the protruding portion 184, when the shifting piece 231 rotates clockwise to push the shifting block 182, the right-angle edge of the shifting block 182 abuts against the protruding portion 184, and the shifting block 182 cannot rotate. And can also set up shifting block reset piece 183 between shifting block 182 and linkage push rod 180, set up shifting block reset piece 183 can play the effect of feedback shifting block 231 turning position when shifting block 182 is pushed away to shifting block 231, and after shifting block 231 pushes away shifting block 182, shifting block reset piece 183 can also make shifting block 182 reset, the shifting block 231 of also being convenient for pushes linkage push rod 180, shifting block reset piece 183 can adopt spring, shell fragment or elastic cord structure.

Referring to fig. 2 and 3, according to the double hook lock provided by the embodiment of the first aspect of the present invention, the first hook lock 120 is provided with a first protruding shaft 121, the first link 210 is hinged to the first hook lock 120 through the first protruding shaft 121, the lock case 100 is provided with a first arc-shaped groove 240 rotating in cooperation with the first protruding shaft 121, the lock case 100 is provided with a first arc-shaped groove 240, so that the first hook lock 120 can rotate along the first arc-shaped groove 240 when rotating, and the first arc-shaped groove 240 can perform guiding and installation positioning functions.

Referring to fig. 1 and 6, according to the double hook lock provided by the embodiment of the first aspect of the present invention, the second driving member 160 is provided with a second protruding shaft 161, the lock housing 100 is provided with a second arc-shaped slot 250 rotating in cooperation with the second protruding shaft 161, the lock housing 100 is provided with the second arc-shaped slot 250, so that the second driving member 160 can rotate along the second arc-shaped slot 250 when rotating, and the second arc-shaped slot 250 performs guiding and installation positioning functions.

Referring to fig. 1, 2 and 6, in the double hook lock according to the embodiment of the first aspect of the present invention, the sliding groove 152 is disposed on the second hook lock 150, the second protruding shaft 161 is clamped on the sliding groove 152, when the second hook lock 150 is opened, the second protruding shaft 161 is located at an end of the second arc-shaped groove 250 away from the panel 110, when an external force pries the second hook lock 150, a clockwise force is applied to the second hook lock 150, but when the second hook lock 150 is opened, the second protruding shaft 161 is located at an end of the second arc-shaped groove 250 away from the panel 110, and the second arc-shaped groove 250 can limit the second protruding shaft 161 to rotate clockwise, so that the second hook lock 150 cannot be opened by the external force under the action of the external force, and the anti-prying effect can be achieved.

Referring to fig. 2 to 5, according to the double hook lock provided by the embodiment of the first aspect of the present invention, the second driving member 160 is connected to the second limiting torsion spring 170, the other end of the second limiting torsion spring 170 is connected to the pin 200, and the second limiting torsion spring 170 abuts against the second protruding shaft 161 of the second driving member 160, so that the second protruding shaft 161 is limited at the position of the sliding slot 152 near the tail end of the second hook lock 150, which can reduce the gap between the second driving member 160 and the second hook lock 150.

It can be understood that the first hook lock 120 is also connected with a first limit torsion spring 140, the other end of the first limit torsion spring 140 is connected with the lock case 100, the twisting sleeve 130 is connected with a third limit torsion spring 190, the other end of the third limit torsion spring 190 is connected with the lock case 100, the first limit torsion spring 140 is used for reducing the gap between the first hook lock 120 and the first connecting rod 210 in a hinged manner, the third limit torsion spring 190 is used for reducing the gap between the first connecting rod 210 and the first supporting rod 131 in a hinged manner and reducing the gap between the second connecting rod 220 and the second supporting rod 132 in a hinged manner, and the first limit torsion spring 140 and the third limit torsion spring 190 are arranged to further reduce the gap between the parts in a connected manner.

It can be understood that the first, third and fourth limiting torsion springs 140, 190 and 190 can also play a role in assisting the reset due to their own elasticity.

Referring to fig. 2 and 5, according to the double hook lock provided by the embodiment of the first aspect of the present invention, the second hook lock 150 is provided with a groove 151 for accommodating the second limit torsion spring 170, the second limit torsion spring 170 is arranged in the groove 151, and the second limit torsion spring 170 is arranged in the groove 151 of the second hook lock 150, so that the space occupied by the second limit torsion spring 170 in the lock case 100 can be reduced, and the structure of the whole lock body is more compact.

It can be understood that, referring to fig. 6, a decorative plate 111 may be further disposed on the door lock panel 110, and the decorative plate 111 can block the screw hole on the panel 110, so that the appearance of the whole double hook lock is neat and beautiful.

According to the door body provided by the embodiment of the second aspect of the present invention, the double hook lock as the embodiment of the first aspect is included, wherein a handle is provided on one side of the door body, and the handle is fixedly connected with the handle sleeve 130.

In the door body of the embodiment of the second aspect of the present invention, a handle is arranged at one side of the door body, and only the first hook lock 120 can be operated at one side to extend out of the panel 110 for locking, in the unlocking process, the pick 231 of the lock core 230 rotates clockwise to push the linkage push rod 180, the linkage push rod 180 drives the second connecting rod 220 to move, the second connecting rod 220 drives the second supporting rod 132 to move, so as to drive the twisting sleeve 130 to rotate and the first hook lock 120 to be retracted into the lock case 100; the pick 231 of the lock core 230 rotates counterclockwise to drive the second driving member 160 to rotate to withdraw the second hook lock 150 into the lock case 100, and the first hook lock 120 and the second hook lock 150 can be withdrawn by controlling the rotation of the lock core 230, so that the purpose of unlocking is achieved, and the unlocking operation is convenient.

For example, in a balcony door, when the handle is disposed at an indoor side, the first hook lock 120 can be operated to be opened only indoors; when an adult leaves the balcony, a child is locked on the sliding door due to indoor misoperation, and the child cannot open the door lock, the adult can rotate the lock cylinder 230 by a key to withdraw the first hook lock 120 so as to open the door, so that the adult can be prevented from being locked on the balcony.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims (10)

1. A double hook lock, comprising:

the lock shell is provided with a panel on one side;

the first hook lock is positioned inside the lock shell and is rotationally connected with the lock shell, and the first hook lock can extend out of the panel or retract into the lock shell;

the second hook lock is positioned inside the lock shell and is rotationally connected with the lock shell, and the second hook lock can extend out of the panel or retract into the lock shell;

the twisting sleeve is positioned inside the lock shell and is rotationally connected to the lock shell, a first supporting rod and a second supporting rod are arranged on the outer wall of the twisting sleeve, the first supporting rod is hinged with a first connecting rod, the other end of the first connecting rod is hinged with the first hook lock, and the second supporting rod is hinged with a second connecting rod;

the second driving piece is rotatably connected to the lock shell and can push the second hook lock;

the linkage push rod is connected to the lock shell in a sliding mode and is hinged to the second connecting rod;

the lock core is connected with the lock shell and provided with a shifting piece, the shifting piece rotates clockwise to push the linkage push rod and drive the second driving piece to rotate, and the shifting piece rotates anticlockwise to drive the second driving piece to rotate.

2. The double hook lock of claim 1 wherein the housing is provided with a pin, the second hook lock is rotatably connected to the pin, and the linkage push rod is provided with a slotted groove that engages the pin.

3. The double hook lock of claim 1, wherein the first leg and the first link form an angle toward the panel when the first hook lock extends out of the panel.

4. The double hook lock as claimed in claim 1, wherein the linkage push rod is connected with a dial block, the dial block is rotatably connected with the linkage push rod, the dial plate rotates counterclockwise to drive the dial block to rotate clockwise, the linkage push rod is provided with a protrusion, and the dial block abuts against the protrusion to limit the counterclockwise rotation.

5. The double hook lock as claimed in claim 1, wherein the first hook lock is provided with a first protruding shaft, the first link is hinged to the first hook lock via the first protruding shaft, and the lock housing is provided with a first arc-shaped slot for engaging with the first protruding shaft to rotate.

6. The dual hook lock of claim 2 wherein said second driving member has a second protruding shaft and said lock housing has a second arcuate slot for engaging said second protruding shaft.

7. The double hook lock of claim 6, wherein the second cam shaft is located on an end of the second arcuate slot facing away from the panel when the second hook lock is opened.

8. The double hook lock as claimed in claim 7, wherein a second limit torsion spring is connected to the second driving member, and the other end of the second limit torsion spring is connected to the pin shaft, and the second limit torsion spring is used to reduce the gap between the second driving member and the second hook lock.

9. The double hook lock of claim 8, wherein the second hook lock is provided with a groove that receives the second limit torsion spring, the second limit torsion spring being disposed within the groove.

10. A door body is characterized in that the door body is provided with a door body,

comprising a double hook lock according to any one of claims 1 to 9;

wherein, one side of the door body is provided with a twisting handle which is fixedly connected with the twisting sleeve.

Images