CN107237560B - Auxiliary lock device for auxiliary lock door - Google Patents
Auxiliary lock device for auxiliary lock door Download PDFInfo
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- CN107237560B CN107237560B CN201710523625.XA CN201710523625A CN107237560B CN 107237560 B CN107237560 B CN 107237560B CN 201710523625 A CN201710523625 A CN 201710523625A CN 107237560 B CN107237560 B CN 107237560B
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- rod
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/146—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other locks with two or more bolts, each bolt itself being a tumbler
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/04—Spring arrangements in locks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/20—Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/22—Means for operating or controlling lock or fastening device accessories, i.e. other than the fastening members, e.g. switches, indicators
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention belongs to the field of household door and window manufacturing, and particularly relates to an auxiliary lock device for an auxiliary lock door. In order to overcome the defects of more and inconvenient door opening and closing operation steps of the split door in the prior art, the invention provides a secondary lock device for a secondary lock door, which comprises a lock shell, a telescopic component moving relative to the lock shell and a safety component arranged on the lock shell; the telescopic component comprises a swinging rod, a transmission sheet I and a transmission sheet II; the safety component comprises a safety bracket, a pressing block, a transmission shaft, a push rod I, a spring I and a spring II; the beneficial effects are that: after the connecting rod device is connected to the outside of the device, the door can be opened or closed in or outside of the door, and the two doors can be opened and closed conveniently and rapidly.
Description
Technical Field
The invention belongs to the field of door and window manufacturing, and particularly relates to an auxiliary lock device for an auxiliary lock door.
Background
At present, a common split door in the market consists of a door frame, two doors, a main lockset, a top lock, a ground lock and a bolt inserting hole arranged on a door frame; the structure of the two doors is that a main lock is arranged on one door, hereinafter referred to as a main lock door, and a main lock hole, a top lock mounting hole and a ground lock mounting hole which correspond to the main lock are arranged on the other door, hereinafter referred to as an auxiliary lock door; the top and bottom locks are respectively arranged in top and bottom lock mounting holes on the auxiliary lock door, the top and bottom locks are inserted pins, and the auxiliary lock door can be locked only by manually controlling the top and bottom pins of the top and bottom locks respectively. When the side-by-side door needs to be tightly closed, the operation sequence is to align the lock tongue of the ground lock and the lock tongue of the overhead lock of the auxiliary lock door with the bolt inserting hole on the door frame, then toggle the switches of the overhead lock and the ground lock, so that the lock tongue is embedded into the bolt inserting hole, thereby fixing the auxiliary lock door on the door frame, and finally closing the main lock door to achieve the effect of tightly closing. If two doors of the tightly closed split door are required to be opened, the operation sequence is that the main lock door is required to be opened firstly, then the switch on the top lock and the bottom lock on the auxiliary lock door is toggled, so that the lock tongue is separated from the lock tongue hole, the auxiliary lock door is loosened, and the two doors can be opened completely.
The auxiliary lock of the auxiliary lock door is internally provided with a rotating device, and the rotating device is inserted into a corresponding sky lock hole and a ground lock hole of the auxiliary lock door through a connecting rod structure device to realize the closing and opening of the auxiliary lock door; the operation process of the door is that the main lock door is firstly opened, then the handle connected to the auxiliary lock door is rotated to shrink the connecting rod structure inserted into the sky lock hole and the ground lock hole, so as to realize the opening of the auxiliary lock door and the opening and closing control of the opposite opening door; the door can realize that two doors are opened in the door, and the two doors can not be opened at the same time when the door is opened outside the door.
Disclosure of Invention
In order to overcome the defects of more and inconvenient door opening and closing operation steps of the split door in the prior art, the invention provides the auxiliary lock device for the auxiliary lock door on the auxiliary lock door so as to achieve the purposes of simple, convenient and quick operation during opening and closing.
The invention provides a secondary lock device for a secondary lock door, which comprises a lock shell, a telescopic component moving relative to the lock shell, and a safety component arranged on the lock shell;
the telescopic component comprises a swinging rod, a transmission sheet I and a transmission sheet II; the swing rod is provided with a rotating shaft hole, and both ends of the swing rod are provided with convex points; the swing rod is connected with the transmission sheet I through one end of the convex point, and the other end of the swing rod is connected with the transmission sheet II; the transmission plate I and the transmission plate II are respectively provided with a groove I, and the convex points are in sliding fit with the grooves I; the transmission plate II is provided with a safety baffle I and a safety baffle II; the transmission sheet I and the transmission sheet II do telescopic motion relative to the lock shell;
the safety component comprises a safety bracket, a pressing block, a transmission shaft, a push rod I, a spring I and a spring II; the support frame is arranged on the lock shell, and the pressing block, the transmission shaft and the ejector rod I are arranged on the safety support; the transmission shaft passes through the spring I and the spring II and is respectively connected with the pressing block and the ejector rod I; the safety bracket may be composed of two support frames for the installation of the safety assembly. The shape structure of the pressing block is U-shaped or inclined tongue-shaped. The tongue-shaped pressing block is similar to a tongue in a door lock structure. In order to reduce friction when opening and closing the door and prolong the service life of the door, the pressing block can be further provided with a roller I.
Preferably, the safety component is further provided with a shaft sleeve, the shaft sleeve is sleeved on the transmission shaft and is arranged between the spring I and the spring II; the shaft sleeve moves along with the closing or opening of the main lock door, when the main lock door and the auxiliary lock door are closed, the shaft sleeve just moves to the upper part of the safety stop block I, so that the movement of the transmission sheet II in the lock shell is blocked, the auxiliary lock door can not be opened in the state that the main lock door is not opened, and the function of safety is achieved.
The invention is also provided with a rear safety component which comprises a rotating piece and a rotating piece pin, wherein the rotating piece pin is fixed on the lock shell; one end of the rotating piece is connected with the ejector rod I, and the other end of the rotating piece can rotate to the upper part of the safety catch II, so that the movement of the transmission piece II is blocked, and the effect of locking safety is realized.
When the auxiliary lock door is not required to be opened, the auxiliary lock door is in a closed state, and the safety rotating shaft is also arranged and is connected with the rotating piece of the rear safety assembly in a matched manner; under the state that the auxiliary lock door is closed, the safety rotating shaft is manually rotated, so that the safety rotating shaft props against the rotating piece, and the rotating piece is further prevented from rotating around the rotating piece pin, so that the movement of the safety baffle II on the transmission piece II is blocked, the transmission piece II cannot perform telescopic movement, the auxiliary lock door is manually locked and cannot be opened, and only the main lock door can be opened; if two doors are required to be opened simultaneously, the safety rotating shaft can only be rotated in the opposite direction manually, so that the rotating piece can rotate around the rotating piece pin, and the rotating piece can not block the movement of the safety catch II, thereby realizing that the auxiliary locking door can be opened while the main locking door is opened.
The safety shaft is a common part of manual safety in the existing door lock structure, and the structure of the safety shaft does not need to be described in detail here.
The invention is also provided with a swinging rod elastic component which comprises an elastic component bracket, a push rod II, a spring V, a hanging rod, a hook, a nut and a torsion spring; the ejector rod II, the hanging rod, the nut and the torsion spring are arranged on the elastic component bracket, a groove is formed in the ejector rod II, and the ejector rod II is connected with the torsion spring through the groove; a nut is arranged between the ejector rod II and the hanging rod; the hanging rod passes through the spring V and is connected with a hook arranged on the elastic component bracket; the swing rod is provided with a tooth-shaped groove, and the ejector rod II is matched with the tooth-shaped groove; and a roller II is further arranged on the ejector rod I on the safety assembly and connected with the hook.
In order to increase the tension of the telescopic component, the telescopic component is also provided with a tension spring which is respectively connected with the lock shell and the transmission piece II.
As a preferable mode of the invention, the transmission sheet I and the transmission sheet II are provided with grooves II; the lock shell is provided with a post point which is in sliding fit with the groove II, so that the transmission sheet I and the transmission sheet II can stretch and retract in the lock shell.
In the invention, the transmission piece I and the transmission piece II can do telescopic motion relative to the lock shell by adopting a swinging rod mode, and can also adopt a gear rack or other structural modes capable of driving the transmission piece I and the transmission piece II to move up and down.
(3) Advantageous effects
The beneficial effects of the invention are as follows:
(1) After the connecting rod device is connected to the outside of the device, the door can be opened or closed in or outside of the door, so that the two doors can be opened conveniently and rapidly;
(2) The spring I and the spring II are arranged in the safety component, and the elastic force is inconsistent, so that the locking phenomenon in the door closing process can be prevented;
(3) Under the condition that the auxiliary lock door is not required to be opened, the manual safety component is arranged, and when the auxiliary lock door is opened and closed, the auxiliary lock door is still closed.
(4) The invention is provided with the safety component and the rear safety component, and adopts two safety devices to ensure the locking effect of the auxiliary locking door.
(5) The invention has compact structure and low manufacturing cost.
Drawings
FIG. 1 is a schematic view showing a contracted state of embodiment 1 of the present invention;
FIG. 2 is a schematic view showing the structure of the extended state of embodiment 1 of the present invention;
FIG. 3 is a schematic view of the structure of the swing lever of the present invention;
FIG. 4 is a schematic cross-sectional view of a swing arm of the present invention;
FIG. 5 is a schematic view showing a contracted state according to embodiment 2 of the present invention;
FIG. 6 is a schematic view showing the location structure of the safety module and the driving plate II in the contracted state of embodiment 2 according to the present invention;
fig. 7 is a schematic view showing the structure of the extended state of embodiment 2 of the present invention;
FIG. 8 is a schematic view showing the position structure of the safety module and the driving plate II in the extended state of embodiment 2 according to the present invention;
FIG. 9 is a schematic view showing a contracted state of embodiment 3 of the present invention;
fig. 10 is a schematic view showing the structure of embodiment 3 of the present invention in the extended state;
FIG. 11 is a schematic view showing a contracted state according to embodiment 4 of the present invention;
FIG. 12 is a schematic view showing the position of the safety assembly, the driving plate II and the rotary plate in the retracted state of example 4 according to the present invention;
fig. 13 is a schematic view showing the structure of embodiment 4 of the present invention in the extended state;
FIG. 14 is a schematic view showing the position of the safety assembly, the driving plate II and the rotary plate in the extended state of embodiment 4;
FIG. 15 is a schematic perspective view of a driving plate II according to the present invention;
FIG. 16 is a schematic view of the connection structure of the present invention in a contracted state with the primary and secondary lock doors in an open state;
in the figure: 1-lock shell, 21-swinging rod, 22-driving piece I, 23-driving piece II, 24-rotating shaft hole, 25-salient point, 26-groove I, 27-safety piece I, 28-safety piece II, 29-tooth groove, 31-safety bracket, 32-pressing block, 33-driving shaft, 34-ejector pin I, 35-spring I, 36-spring II, 37-roller I, 38-shaft sleeve, 39-pin shaft, 41-rotating piece, 42-rotating piece pin, 43-safety rotating shaft, 51-elastic component bracket, 52-ejector pin II, 53-spring V, 54-hanging rod, 55-hook, 56-nut, 57-torsion spring, 58-groove, 59-roller II, 6-tension spring, 81-groove II, 82-column point, 7-main lock door, 8-auxiliary lock door and 9-connecting rod device.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Example 1
An auxiliary lock device for an auxiliary lock door comprises a lock shell 1, a telescopic component moving relative to the lock shell 1, and a safety component arranged on the lock shell 1;
as shown in fig. 1 to 4, the telescopic assembly comprises a swinging rod 21, a transmission piece I22 and a transmission piece II 23; the swing rod 21 is provided with a rotating shaft hole 24, and two ends of the swing rod are provided with convex points 25; the swing rod 21 is connected with the transmission plate I22 through one end of the convex point 25, and the other end of the swing rod is connected with the transmission plate II 23; the transmission plate I22 and the transmission plate II 23 are respectively provided with a groove I26, and the convex points 25 are in sliding fit with the grooves I26; the transmission plate II 23 is provided with a safety baffle I27 and a safety baffle II 28; the transmission sheet I22 and the transmission sheet II 23 do telescopic motion relative to the lock shell 1;
the transmission plate I22 and the transmission plate II 23 are respectively provided with a groove II 81; the lock shell 1 is provided with a column point 82, and the column point 82 is in sliding fit with the groove II 81; under the action of the swinging rod 21, the convex points 25 slide in the grooves I26 to drive the transmission piece I22 and the transmission piece II 23 to slide along the column points 82, so that the transmission piece I22 and the transmission piece II 23 can stretch and retract in the lock shell 1.
The safety component comprises a safety bracket 31, a pressing block 32, a transmission shaft 33, a push rod I34, a spring I35 and a spring II 36; the support frame is arranged on the lock shell 1, and the pressing block 32, the transmission shaft 33 and the ejector rod I34 are arranged on the safety support 31; the transmission shaft 33 passes through the spring I35 and the spring II 36 to be respectively connected with the pressing block 32 and the ejector rod I34; the appearance structure of the pressing block 32 is U-shaped, and a roller I37 is arranged on the pressing block 32; the roller I37 arranged on the pressing block 32 is beneficial to reducing friction when the door is opened and closed, and prolonging the service life of the door.
The invention is also provided with a rear safety component, the rear safety component comprises a rotating piece 41 and a rotating piece pin 42, the rotating piece pin 42 is fixed on the lock shell 1, and the rotating piece 41 is arranged on the rotating piece pin 42; the rotation piece 41 is rotatable about the rotation piece pin 42; one end of the rotating piece 41 is connected with the ejector rod I34, and the other end of the rotating piece 41 can rotate to the upper part of the safety catch II 28, so that the movement of the transmission piece II 28 is blocked, and the locking safety function is realized.
Example 2
An auxiliary lock device for an auxiliary lock door comprises a lock shell 1, a telescopic component moving relative to the lock shell 1, and a safety component arranged on the lock shell 1;
as shown in fig. 5 to 8, the telescopic assembly comprises a swinging rod 21, a transmission piece I22 and a transmission piece II 23; the swing rod 21 is provided with a rotating shaft hole 24, and two ends of the swing rod are provided with convex points 25; the swing rod 21 is connected with the transmission plate I22 through one end of the convex point 25, and the other end of the swing rod is connected with the transmission plate II 23; the transmission plate I22 and the transmission plate II 23 are respectively provided with a groove I26, and the convex points 25 are in sliding fit with the grooves I26; the transmission plate II 23 is provided with a safety baffle I27 and a safety baffle II 28; the transmission sheet I22 and the transmission sheet II 23 do telescopic motion relative to the lock shell 1;
the transmission plate I22 and the transmission plate II 23 are respectively provided with a groove II 81; the lock shell 1 is provided with a column point 82, and the column point 82 is in sliding fit with the groove II 81; under the action of the swinging rod 21, the convex points 25 slide in the grooves I26 to drive the transmission piece I22 and the transmission piece II 23 to slide along the column points 82, so that the transmission piece I22 and the transmission piece II 23 can stretch and retract in the lock shell 1.
The safety component comprises a safety bracket 31, a pressing block 32, a transmission shaft 33, a push rod I34, a spring I35 and a spring II 36; the support frame is arranged on the lock shell 1, and the pressing block 32, the transmission shaft 33 and the ejector rod I34 are arranged on the safety support 31; the transmission shaft 33 passes through the spring I35 and the spring II 36 to be respectively connected with the pressing block 32 and the ejector rod I34; the pressing block 32 has a tongue-shaped outer shape.
The safety component is also provided with a shaft sleeve 38, the shaft sleeve 38 is sleeved on the transmission shaft 33 and is arranged between the spring I35 and the spring II 36;
in order to increase the tension of the telescopic assembly, the telescopic assembly is further provided with a tension spring 6, and the tension spring 6 is respectively connected with the lock shell 1 and the transmission piece II 23.
Example 3
9-10, on the basis of the embodiment 1, the invention is also provided with a swinging rod elastic component, which comprises an elastic component bracket 51, a push rod II 52, a spring V53, a hanging rod 54, a hook 55, a nut 56 and a torsion spring 57; the ejector rod II 52, the hanging rod 54, the nut 56 and the torsion spring 57 are arranged on the elastic component bracket 51, a groove 58 is formed in the ejector rod II 52, and the ejector rod II 52 is connected with the torsion spring 57 through the groove 58; a nut 56 is arranged between the ejector rod II 52 and the hanging rod 54; the hanging rod 54 passes through the spring V53 and is connected with a hook 55 arranged on the elastic component bracket 51; the swing rod 21 is provided with a tooth-shaped groove 29, and the ejector rod II 52 is matched with the tooth-shaped groove 29; the ejector rod I34 on the safety component is also provided with a roller II 59, and the roller II 59 is connected with the hook 55.
Example 4
An auxiliary lock device for an auxiliary lock door comprises a lock shell 1, a telescopic component moving relative to the lock shell 1, and a safety component arranged on the lock shell 1;
as shown in fig. 11 to 15, the telescopic assembly comprises a swinging rod 21, a transmission piece I22 and a transmission piece II 23; the swing rod 21 is provided with a rotating shaft hole 24, and two ends of the swing rod are provided with convex points 25; the swing rod 21 is connected with the transmission plate I22 through one end of the convex point 25, and the other end of the swing rod is connected with the transmission plate II 23; the transmission plate I22 and the transmission plate II 23 are respectively provided with a groove I26, and the convex points 25 are in sliding fit with the grooves I26; the transmission plate II 23 is provided with a safety baffle I27 and a safety baffle II 28; the transmission sheet I22 and the transmission sheet II 23 do telescopic motion relative to the lock shell 1;
the transmission plate I22 and the transmission plate II 23 are respectively provided with a groove II 81; the lock shell 1 is provided with a column point 82, and the column point 82 is in sliding fit with the groove II 81; under the action of the swinging rod 21, the convex points 25 slide in the grooves I26 to drive the transmission piece I22 and the transmission piece II 23 to slide along the column points 82, so that the transmission piece I22 and the transmission piece II 23 can stretch and retract in the lock shell 1.
The safety component comprises a safety bracket 31, a pressing block 32, a transmission shaft 33, a push rod I34, a spring I35, a spring II 36 and a shaft sleeve 38; the support frame is arranged on the lock shell 1, and the pressing block 32, the transmission shaft 33 and the ejector rod I34 are arranged on the safety support 31; the transmission shaft 33 passes through the spring I35 and the spring II 36 to be respectively connected with the pressing block 32 and the ejector rod I34; the shaft sleeve 38 is sleeved on the transmission shaft 33 and is arranged between the spring I35 and the spring II 36; the appearance structure of the pressing block 32 is U-shaped, and a roller I37 is arranged on the pressing block 32; the roller I37 arranged on the pressing block 32 is beneficial to reducing friction when the door is opened and closed, and prolonging the service life of the door.
In order to enhance the locking effect of the auxiliary locking door, the invention is also provided with a rear safety component, the rear safety component comprises a rotating piece 41 and a rotating piece pin 42, the rotating piece pin 42 is fixed on the lock shell 1, the rotating piece 41 is arranged on the rotating piece pin 42, one end of the rotating piece 41 is connected with the ejector rod I34, and the other end of the rotating piece can rotate above the safety baffle II 28 around the rotating piece pin 42, thereby blocking the movement of the transmission piece II 23 and realizing the locking safety effect.
In order to increase the tension of the telescopic assembly, the telescopic assembly is further provided with a tension spring 6, and the tension spring 6 is respectively connected with the lock shell 1 and the transmission piece II 23.
The invention is also provided with a swinging rod elastic component which comprises an elastic component bracket 51, a push rod II 52, a spring V53, a hanging rod 54, a hook 55, a nut 56 and a torsion spring 57; the ejector rod II 52, the hanging rod 54, the nut 56 and the torsion spring 57 are arranged on the elastic component bracket 51, a groove 58 is formed in the ejector rod II 52, and the ejector rod II 52 is connected with the torsion spring 57 through the groove 58; a nut 56 is arranged between the ejector rod II 52 and the hanging rod 54; the hanging rod 54 passes through the spring V53 and is connected with a hook 55 arranged on the elastic component bracket 51; the swing rod 21 is provided with a tooth-shaped groove 29, and the ejector rod II 52 is matched with the tooth-shaped groove 29; the ejector rod I34 on the safety component is also provided with a roller II 59, and the roller II 59 is connected with the hook 55.
The invention is also provided with a safety rotating shaft 43, and the safety rotating shaft 43 is matched and connected with the rotating piece 41 of the rear safety assembly; in the state that the auxiliary lock door is closed, the safety rotating shaft 43 is manually rotated, so that the safety rotating shaft 43 props against the rotating plate 41, and the rotating plate 41 is further prevented from rotating around the rotating plate pin 42, thereby blocking the movement of the safety baffle II 28 on the transmission plate II 23, enabling the transmission plate II 23 not to perform telescopic movement, and enabling the auxiliary lock door to be manually locked, not opened and only capable of opening the main lock door; if two doors are required to be opened at the same time, the safety rotating shaft can only be rotated manually in the opposite direction, so that the rotating piece 41 can rotate around the rotating piece pin 42, and the rotating piece 41 does not block the movement of the safety catch II 23 any more, thereby realizing that the auxiliary door can be opened while the main door is opened.
The working process comprises the following steps: as shown in fig. 16, the invention is in a contracted state, the main lock door 7 is in an opened state, when two doors need to be closed, the handle sleeved on the rotary pair lock door 8 is rotated, and the handle on the auxiliary lock door can control the rotation of the swing rod 21 through the rotating shaft hole 24 on the swing rod 21; the swinging rod 21 rotates to move the transmission piece I22 and the transmission piece II 23 outwards of the lock shell 1, the transmission piece I22 and the transmission piece II 23 are connected with the connecting rod device 9, so that the connecting rod device can be inserted into a bolt inserting hole on a door frame to close the auxiliary lock door 8, then the main lock door 7 is closed, the roller I37 can be pressed in the closing process of the main lock door 7, the roller I37 pushes the pressing block 32 to move leftwards (move into the lock shell), the spring I35 is compressed in the process of pushing the pressing block 32 to move leftwards, the spring I35 pushes the shaft sleeve 38 on the transmission shaft 33 to move leftwards in the compression process, the spring II 36 is in a compression state, the transmission shaft 33 moves leftwards to push the ejector rod I34, the roller II 59 on the ejector rod I34 moves downwards to enable the hook 55 to drive the hanging rod 54 to move downwards, and at the moment, the force of the ejector rod II 52 to push the tooth groove 29 on the swinging rod 21 is reduced, and the opening of a subsequent door is facilitated.
As shown in fig. 13, since one end of the rotating plate 41 is connected with the ejector rod i 34, in the process of moving the ejector rod i 34 to the left, the rotating plate 41 is also pushed to rotate around the plate pin 42, and the other end of the rotating plate 41 can rotate above the safety stop plate ii 28, so that the movement of the transmission plate ii 23 is blocked, the auxiliary lock door 8 cannot be opened in the state that the main lock door 7 is not opened, and the safety function is achieved.
When both doors are closed, the shaft sleeve 38 on the transmission shaft 33 just moves to the position above the safety stop block I27, so that the movement of the transmission plate II 23 into the lock shell 1 is blocked, and the fact that the auxiliary lock door 8 cannot be opened in the state that the main lock door 7 is not opened is realized; a double safety structure is formed with the rotor 41.
When the auxiliary lock door 8 does not need to be opened, the safety rotating shaft 43 is manually rotated to prop against the rotating piece 41, so that the rotating piece 41 cannot rotate, and the auxiliary lock door 8 is manually locked.
The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (9)
1. An auxiliary lock device for an auxiliary lock door is characterized by comprising a lock shell (1), a telescopic component moving relative to the lock shell (1) and a safety component arranged on the lock shell (1);
the telescopic component comprises a swinging rod (21), a transmission sheet I (22) and a transmission sheet II (23); the swing rod (21) is provided with a rotating shaft hole (24), and two ends of the swing rod are provided with protruding points (25); one end of the swinging rod (21) is connected with the transmission piece I (22) through a convex point (25), and the other end is connected with the transmission piece II (23); the transmission plate I (22) and the transmission plate II (23) are respectively provided with a groove I (26), and the salient points (25) are in sliding fit with the grooves I (26); a safety baffle I (27) and a safety baffle II (28) are arranged on the transmission plate II (23); the transmission sheet I (22) and the transmission sheet II (23) do telescopic motion relative to the lock shell (1);
the safety component comprises a safety bracket (31), a pressing block (32), a transmission shaft (33), a push rod I (34), a spring I (35) and a spring II (36); the support frame is arranged on the lock shell (1), and the pressing block (32), the transmission shaft (33) and the ejector rod I (34) are arranged on the protection support frame (31); the transmission shaft (33) passes through the spring I (35) and the spring II (36) to be respectively connected with the pressing block (32) and the ejector rod I (34);
the safety component is also provided with a shaft sleeve (38), the shaft sleeve (38) is sleeved on the transmission shaft (33), and the safety component is arranged between the spring I (35) and the spring II (36).
2. The secondary lock device for a secondary lock door according to claim 1, further comprising a rear safety assembly including a rotation piece (41) and a rotation piece pin (42), wherein the rotation piece pin (42) is fixed to the lock case (1), the rotation piece (41) is mounted on the rotation piece pin (42), and the rotation piece (41) rotates around the rotation piece pin (42); one end of the rotating piece (41) is connected with the ejector rod I (34), and the other end of the rotating piece (41) can rotate to the upper part of the safety catch II (28).
3. The secondary lock device for a secondary lock door according to claim 1 or 2, further provided with a swing lever elastic member including an elastic member bracket (51), a push rod ii (52), a spring v (53), a hanging rod (54), a hook (55), a nut (56) and a torsion spring (57); the ejector rod II (52), the hanging rod (54), the nut (56) and the torsion spring (57) are arranged on the elastic component bracket (51), a groove (58) is formed in the ejector rod II (52), and the ejector rod II (52) is connected with the torsion spring (57) through the groove (58); a nut (56) is arranged between the ejector rod II (52) and the hanging rod (54); the hanging rod (54) passes through the spring V (53) to be connected with a hook (55) arranged on the elastic component bracket (51); the swing rod (21) is provided with a tooth-shaped groove (29), and the ejector rod II (52) is matched with the tooth-shaped groove (29).
4. A secondary lock device for a secondary lock door according to claim 3, characterized in that the ejector rod i (34) of the safety assembly is further provided with a roller ii (59), the roller ii (59) being connected with the hook (55).
5. The auxiliary lock device for auxiliary lock door according to claim 1, wherein the transmission piece I (22) and the transmission piece II (23) are provided with grooves II (81); the lock shell (1) is provided with a column point (82), and the column point (82) is in sliding fit with the groove II (81).
6. The secondary lock device for a secondary lock door according to claim 1, characterized in that the telescopic assembly is further provided with a tension spring (6), the tension spring (6) being connected with the lock housing (1) and the transmission plate ii (23), respectively.
7. The secondary lock device for a secondary lock door according to claim 1, wherein the external shape of the pressing block (32) is U-shaped or a tongue-shaped.
8. An auxiliary lock device for an auxiliary lock door according to claim 1, characterized in that the presser block (32) is provided with a roller i (37).
9. The secondary lock device for a secondary lock door according to claim 2, further comprising a safety rotary shaft (43), wherein the safety rotary shaft (43) is cooperatively connected with the rotary plate (41).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710523625.XA CN107237560B (en) | 2017-06-30 | 2017-06-30 | Auxiliary lock device for auxiliary lock door |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710523625.XA CN107237560B (en) | 2017-06-30 | 2017-06-30 | Auxiliary lock device for auxiliary lock door |
Publications (2)
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CN109441249B (en) * | 2019-01-03 | 2024-02-06 | 江西技德科技有限公司 | Auxiliary lock device |
CN113137144A (en) * | 2021-05-30 | 2021-07-20 | 江西技德科技有限公司 | Auxiliary lock device |
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US5096238A (en) * | 1990-11-19 | 1992-03-17 | Mintz Shalom A | Secondary door locking system |
EP2206858A1 (en) * | 2009-01-12 | 2010-07-14 | Glutz AG | Door lock |
CN103382788A (en) * | 2013-07-02 | 2013-11-06 | 浙江佳卫锁业有限公司 | Unlocking mechanism for automatic door lock cam lock cylinder |
CN105909082A (en) * | 2016-06-01 | 2016-08-31 | 刘庭权 | Bolt device |
CN207033119U (en) * | 2017-06-30 | 2018-02-23 | 赣州客家门业有限公司 | It is a kind of to be used for the secondary secondary locking device locked a door |
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2017
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US5096238A (en) * | 1990-11-19 | 1992-03-17 | Mintz Shalom A | Secondary door locking system |
EP2206858A1 (en) * | 2009-01-12 | 2010-07-14 | Glutz AG | Door lock |
CN103382788A (en) * | 2013-07-02 | 2013-11-06 | 浙江佳卫锁业有限公司 | Unlocking mechanism for automatic door lock cam lock cylinder |
CN105909082A (en) * | 2016-06-01 | 2016-08-31 | 刘庭权 | Bolt device |
CN207033119U (en) * | 2017-06-30 | 2018-02-23 | 赣州客家门业有限公司 | It is a kind of to be used for the secondary secondary locking device locked a door |
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