CN210659556U

CN210659556U - Mortise door lock

Info

Publication number: CN210659556U
Application number: CN201920981741.0U
Authority: CN
Inventors: 袁志满; 区新本; 刘国华; 温朝高
Original assignee: GUANGDONG JANES LOCK CO Ltd
Current assignee: GUANGDONG JANES LOCK CO Ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-06-02
Anticipated expiration: 2029-06-27

Abstract

The utility model relates to a lock pin lock, including interior handle subassembly, outer handle subassembly and oblique tongue subassembly, interior handle subassembly is including interior handle fixing base, the interior handle and the interior lock core on the handle fixing base in the installation, outer handle subassembly is including outer handle fixing base, the outer handle and the outer lock core on the outer handle fixing base of installation, and interior handle and outer handle are connected and are connected with oblique tongue subassembly drive through wearing to establish the synchronous rotation of a transmission pole on the oblique tongue subassembly in addition, and interior lock core and outer lock core can lock and unlock control ground transmission with interior handle and outer handle simultaneously and be connected, realize the shutting and the unblock of lock pin lock. Can carry out locking control through locking transmission assembly internal handle and outer handle to realize shutting theftproof function, use convenient operation, also saved the square bolt subassembly of traditional lock pin lock simultaneously, the structure is obviously simplified, both greatly reduced manufacturing cost, improved the equipment installation effectiveness again, market competition is high, is favorable to market development, popularization and application.

Description

Mortise door lock

Technical Field

The utility model belongs to the technical field of the tool to lock, in particular to lock pin lock.

Background

At present, the mortise door lock (such as a handle lock) on the market comprises an inner handle assembly, an outer handle assembly and a lock body, wherein an inclined bolt assembly, a square bolt assembly and a safety bolt assembly are arranged in the lock body, and the lock body is controlled to be opened and closed by different structures, and the mortise door lock specifically comprises the following steps: the latch bolt subassembly is controlled by interior handle subassembly and outer handle group and is opened, and the square bolt subassembly is by interior lock core of key control and outer lock core control shutting and unblock, and the insurance tongue subassembly is controlled by the insurance button, and it is very troublesome to use the operation, and the structure is very complicated moreover, and equipment installation cost is consuming time, and manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a use convenient operation, the structure is simplified, low in production cost, and the equipment installation is efficient, lock pin lock that market competition is high.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a lock pin lock, including interior handle subassembly, outer handle subassembly and oblique tongue subassembly, interior handle subassembly is including interior handle fixing base, the interior handle and the interior lock core on the handle fixing base in the installation, outer handle subassembly is including outer handle fixing base, the outer handle and the outer lock core on the outer handle fixing base of installation, moreover interior handle and outer handle are connected and are connected with oblique tongue subassembly drive through wearing to establish the synchronous rotation of a transmission pole on the oblique tongue subassembly, simultaneously interior lock core and outer lock core can lock and unlock control ground transmission with interior handle and outer handle and be connected, realize the shutting and the unblock of lock pin lock.

Furthermore, a locking transmission assembly is arranged between the inner lock cylinder and the outer lock cylinder as well as between the inner handle and the outer handle, and comprises a first locking piece, a first sliding block, a second locking piece, a first driving piece and a second driving piece; the first sliding block can slide upwards and is installed in the inner handle fixing seat in an automatic resetting mode, the first locking piece can swing towards the direction of the first sliding block and is installed in the inner handle fixing seat in an automatic resetting mode towards the direction of the inner handle transmission rod socket, the second locking piece can swing towards the opposite direction of the first sliding block and is installed in the inner handle fixing seat in an automatic resetting mode towards the direction of the first sliding block, a locking clamping portion is arranged on the first locking piece, a locking clamping position is arranged on the inner handle transmission rod socket, the locking clamping portion can be clamped in the locking clamping position in a sliding mode, and the second locking piece clamps the first sliding block which slides upwards to an unlocking state; but first driving piece and second driving piece synchronous rotation ground install respectively including in handle fixing base and outer handle fixing base, first driving piece is connected with interior lock core drive and drives first sliding block lapse and drive second locking piece swing respectively at forward and reverse rotation process, the second driving piece is connected with outer lock core drive.

Furthermore, one side of the first sliding block, which faces the first locking piece and the second locking piece, is sequentially provided with a locking convex position, an unlocking concave position and a sliding locking position from top to bottom; when the inner lock cylinder drives the first sliding block to slide upwards through the first driving piece or the outer lock cylinder drives the first sliding block to slide upwards through the second driving piece and the first driving piece in sequence, the second locking piece automatically resets to be clamped on the sliding locking position, the first locking piece abuts against the locking convex position, the locking clamping part is locked and clamped in the locking clamping position, and the inner handle and the outer handle are locked; when the inner lock cylinder swings through the first driving piece driving second locking piece or the outer lock cylinder swings through the second driving piece and the first driving piece driving second locking piece in sequence, the second locking piece is separated from the sliding locking position, at the moment, the first sliding block automatically slides downwards to reset to the unlocking concave position and faces the first locking piece, and the locking of the locking clamp part, the inner handle and the outer handle are unlocked.

Furthermore, a locking transmission assembly is arranged between the inner lock cylinder and the outer lock cylinder and between the inner handle or the outer handle, and comprises a first locking piece, a first sliding block, a second locking piece, a first driving piece and a second driving piece; the first sliding block can slide upwards and is installed in the outer handle fixing seat in an automatic reset mode, the first locking piece can swing towards the direction of the first sliding block and is installed in the outer handle fixing seat in an automatic reset mode towards the direction of the outer handle transmission rod socket, the second locking piece can swing towards the opposite direction of the first sliding block and is installed in the outer handle fixing seat in an automatic reset mode towards the direction of the first sliding block, a locking clamping portion is arranged on the first locking piece, a locking clamping position is arranged on the outer handle transmission rod socket, the locking clamping portion can be clamped in the locking clamping position in a sliding-out mode, and the second locking piece clamps the first sliding block which slides upwards to an unlocking state; but first driving piece and second driving piece synchronous rotation ground install respectively in outer handle fixing base and interior handle fixing base, first driving piece is connected with outer lock core drive and drives first sliding block lapse and drive second locking piece swing respectively at forward and reverse rotation process, the second driving piece is connected with interior lock core drive.

Furthermore, one side of the first sliding block, which faces the first locking piece and the second locking piece, is sequentially provided with a locking convex position, an unlocking concave position and a sliding locking position from top to bottom; when the outer lock cylinder drives the first sliding block to slide upwards through the first driving piece or the inner lock cylinder drives the first sliding block to slide upwards through the second driving piece and the first driving piece in sequence, the second locking piece automatically resets to be clamped on the sliding locking position, the first locking piece abuts against the locking convex position, the locking clamping part is locked and clamped in the locking clamping position, and the inner handle and the outer handle are locked; when the outer lock core swings through the first driving piece driving second locking piece or the inner lock core swings through the second driving piece and the first driving piece driving second locking piece in sequence, the second locking piece is separated from the sliding locking position, at the moment, the first sliding block automatically slides downwards to reset to the unlocking concave position and faces the first locking piece, and the locking of the locking clamping part, the unlocking of the inner handle and the outer handle are released.

Further, first driving piece and second driving piece are two drive shafts of the same axle center that rotationally set up perpendicularly on interior handle fixing base and the outer handle fixing base, moreover first driving piece week side surface is equipped with the first drive division of being connected with interior lock core drive, the second drive division of being connected with first sliding block drive and the third drive division of being connected with second locking piece drive, week side surface of second driving piece is equipped with the fourth drive division of being connected with outer lock core drive.

Furthermore, the first driving part is arranged at the upper end of the first driving part, the second driving part and the third driving part are arranged at the lower end of the first driving part, and the first driving part, the second driving part and the third driving part and the first driving part are in an integrated structure; the fourth driving part is arranged at the upper end of the second driving part and is of an integrated structure.

Further, a first tooth position and a second tooth position are respectively arranged at the left lower end and the right upper end of the first driving part), an inner poking wheel is arranged at the end part of the inner lock cylinder, a third tooth position and a fourth tooth position are respectively arranged at the left upper end and the right lower end of the inner poking wheel, the third tooth position is meshed with the first tooth position when the first sliding block is driven to slide upwards, and the fourth tooth position is meshed with the second tooth position when the second locking piece is driven to swing;

the left lower extreme and the upper right end of fourth drive division are equipped with fifth tooth position and sixth tooth position respectively, the tip of outer lock core is equipped with outer thumb wheel, it is equipped with the seventh tooth position and eighth tooth position respectively to be equipped with the upper left end and the lower right end on the outer thumb wheel, when driving first sliding block upwards slip seventh tooth position and fifth tooth position meshing, when driving the swing of second locking piece eighth tooth position and sixth tooth position meshing.

Furthermore, the inner handle fixing seat is also provided with a safety locking assembly, the safety locking assembly comprises a second sliding block and a safety key, the second sliding block can slide downwards and is installed in the inner handle fixing seat in an automatic upward resetting manner, and the second sliding block is positioned above the first sliding block and the inner handle transmission rod socket; the safety key extends out of the surface of the inner handle fixing seat, can move along the direction vertical to the surface and is in driving connection with the second sliding block; when the safety key is pressed down, the second sliding block is driven to slide downwards to be connected with the first sliding block, and the second sliding block locks the locking inner handle transmission rod socket.

Furthermore, an arc-shaped abutting surface is arranged at the lower part of the inner end of the safety key, and an inclined abutting surface matched with the arc-shaped abutting surface is arranged at the upper end of the second sliding block; when the safety key is pressed down, the arc-shaped abutting surface acts on the inclined abutting surface and drives the second sliding block to slide downwards, and in the process, the arc-shaped abutting surface slides on the inclined abutting surface.

The utility model has the advantages that:

the above technical scheme, the utility model, can carry out locking control through locking transmission assembly internal handle and outer handle to realize shutting theftproof function, use convenient operation, also saved the square tongue subassembly of traditional lock pin lock simultaneously, the structure is obviously simplified, both greatly reduced manufacturing cost, improved the equipment installation effectiveness again, market competition is high, is favorable to market development, popularization and application.

In addition, have the insurance function promptly through insurance locking subassembly to the unblock of insurance is realized to interior lock core of accessible operation and outer lock core, the function is stronger, and it is more convenient to operate, need not to set up traditional lock pin lock insurance tongue subassembly simultaneously, and the structure is more simplified, and the cost is lower, and the equipment installation efficiency is higher, and market competition is stronger.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a mortise door lock according to the present invention;

fig. 2 is an exploded schematic view of an embodiment of the mortise door lock according to the present invention;

fig. 3 is an exploded view of an inner handle assembly in an embodiment of the mortise lock of the present invention;

fig. 4 is a schematic view of the internal structure of an inner handle assembly in an embodiment of the mortise door lock of the present invention;

fig. 5 is a schematic structural diagram of the first sliding block in the embodiment of the mortise door lock of the present invention;

fig. 6 is a schematic structural view of a first locking member in an embodiment of a mortise door lock according to the present invention;

fig. 7 is a schematic structural diagram of a first driving member in an embodiment of the mortise door lock according to the present invention;

fig. 8 is a schematic structural diagram of an inner lock cylinder in an embodiment of the mortise door lock of the present invention;

fig. 9 is a schematic structural diagram of an embodiment of a security key of a mortise door lock according to the present invention;

fig. 10 is a schematic structural view of a second sliding block in an embodiment of the mortise door lock according to the present invention;

fig. 11 is a schematic structural view of an outer handle assembly in an embodiment of the mortise door lock of the present invention;

fig. 12 is a schematic structural diagram of an outer lock cylinder in an embodiment of the mortise door lock of the present invention;

fig. 13 is a schematic structural diagram of the second driving member in the embodiment of the mortise door lock of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1 to 13:

an insert core lock, including interior handle subassembly 1, outer handle subassembly 2 and oblique tongue subassembly 3, interior handle subassembly 1 is including interior handle fixing base 11, the interior handle 12 and the interior lock core 13 on the handle fixing base 11 in the installation, outer handle subassembly 2 is including outer handle fixing base 21, the outer handle 22 and the outer lock core 23 on the outer handle fixing base 21 of installation, moreover interior handle 12 and outer handle 22 are connected and are connected with oblique tongue subassembly 3 drive through wearing to establish the synchronous rotation of first transmission rod 6 (say: square shaft) on oblique tongue subassembly 3.

In addition, the inner lock cylinder 13 and the outer lock cylinder 23 are in transmission connection with the inner handle 12 and the outer handle 22 in a locking and unlocking control mode, so that locking and unlocking of the mortise door lock are realized. The method specifically comprises the following steps: a locking transmission assembly 4 is arranged between the inner lock cylinder 13 and the outer lock cylinder 23 and between the inner handle 12 and the outer handle 22, and the locking transmission assembly 4 comprises a first locking piece 41, a first sliding block 42, a second locking piece 43, a first driving piece 44 and a second driving piece 45; the first sliding block 42 can slide upwards and is installed in the inner handle fixing seat 11 in an automatic resetting manner, as shown in fig. 3, a sliding installation seat 111 is arranged in the inner handle fixing seat 11, and the first sliding block 42 can be installed on the sliding installation seat 111 in an up-and-down sliding manner and is provided with a resetting tension spring 424; the first locking piece 41 can swing towards the first sliding block 42 and can be installed in the inner handle fixing seat 11 in a self-resetting manner towards the direction of the inner handle transmission rod socket 14, the second locking piece 43 can swing towards the direction opposite to the first sliding block 42 and can be installed in the inner handle fixing seat 11 in a self-resetting manner towards the direction of the first sliding block 42, as shown in fig. 3 and 4, the first locking piece 41 and the second locking piece 43 can be installed in the inner handle fixing seat 11 in a rotating manner through locking pieces (such as screws), and the first locking piece 41 and the second locking piece 43 are respectively provided with a first torsion spring 412 and a second torsion spring 431; moreover, the first locking member 41 is provided with a locking clamping portion 411, the inner lever handle transmission rod socket 14 is provided with a locking clamping portion 141, the locking clamping portion 411 can be clamped in the locking clamping portion 141 in a sliding manner, and the second locking member 43 clamps the first sliding block 42 which slides upwards to an unlocking state; the first driving piece 44 and the second driving piece 45 are installed in the inner handle fixing seat 11 and the outer handle fixing seat 21 in a synchronous rotating mode, the first driving piece 44 is in driving connection with the inner lock cylinder 13 and drives the first sliding block 42 to slide upwards and drive the second locking piece 43 to swing in the forward and reverse rotating processes, and the second driving piece 45 is in driving connection with the outer lock cylinder 23. As shown in fig. 5, a locking convex portion 421, an unlocking concave portion 422 and a sliding lock positioning portion 423 are sequentially arranged on one side of the first sliding block 42 facing the first locking member 41 and the second locking member 43 from top to bottom; as shown in fig. 1 and 2, the first driving member 44 and the second driving member 45 are two coaxial driving shafts rotatably and vertically disposed on the inner handle fixing base 11 and the outer handle fixing base 21, as shown in fig. 6, 7, 8, 12 and 13, the peripheral side surface of the first driving member 44 is provided with a first driving portion 441 in driving connection with the inner cylinder 13, a second driving portion 442 in driving connection with the first sliding block 42 and a third driving portion 443 in driving connection with the second locking member 43, the peripheral side surface of the second driving member 45 is provided with a fourth driving portion 451 in driving connection with the external cylinder 23, wherein the first driving part 441 is arranged at the upper end of the first driving piece 44, the left lower end and the right upper end of the first driving part 441 are respectively provided with a first tooth position 444 and a second tooth position 445, an inner poking wheel 131 is arranged at the end part of the inner lock cylinder 13, and a third tooth position 132 and a fourth tooth position 133 are respectively arranged at the upper left end and the lower right end of the inner poking wheel 131; the second driving portion 442 and the third driving portion 443 are disposed at the lower end of the first driving member 44, and the first driving portion 441, the second driving portion 442 and the third driving portion 443 are integrated with the first driving member 44; the fourth driving part 451 is arranged at the upper end of the second driving part 45, the left lower end and the right upper end of the fourth driving part 451 are respectively provided with a fifth tooth position 452 and a sixth tooth position 453, the end part of the outer lock cylinder 23 is provided with an outer dial wheel 231, the left upper end and the right lower end of the outer dial wheel 231 are respectively provided with a seventh tooth position 232 and an eighth tooth position 233, and the fourth driving part 451 and the second driving part 45 are integrated; and the end surfaces of the first driving member 44 and the second driving member 45 are respectively provided with a second transmission rod 446 and an insertion hole 454, the second transmission rod 446 and the first driving member 44 are of an integrated structure, and the second transmission rod 446 is inserted and clamped in the insertion hole 454 during assembly, as shown in fig. 1.

The core insert door lock theory of operation does: when a user operates the inner lock cylinder 13 or the outer lock cylinder 23 by a key, so that the inner lock cylinder 13 drives the first sliding block 42 to slide upwards through the first driving piece 44 or the outer lock cylinder 23 sequentially drives the first sliding block 42 to slide upwards through the second driving piece 45 and the first driving piece 44 (in this process, the third tooth position 132 of the inner lock cylinder 13 is meshed with the first tooth position 444 of the first driving piece 44, or the seventh tooth position 232 of the outer lock cylinder 23 is meshed with the fifth tooth position 452 of the second driving piece 45), the second locking piece 43 automatically resets to be clamped on the sliding lock positioning 423, the first locking piece 41 abuts on the locking convex position 421, so that the locking clamping part 411 is locked and clamped in the locking clamping position 141, and the inner handle 12 and the outer handle 22 are locked and cannot rotate, thereby locking of the mortise lock is realized; when a user operates the inner lock cylinder 13 or the outer lock cylinder 23 by a key, the inner lock cylinder 13 drives the second locking piece 43 to swing through the first driving piece 44 or the outer lock cylinder 23 sequentially drives the second locking piece 43 to swing through the second driving piece 45 and the first driving piece 44 (in this process, the fourth tooth 133 of the inner lock cylinder 13 is engaged with the second tooth 445 of the first driving piece 44 or the eighth tooth 233 of the outer lock cylinder 23 is engaged with the sixth tooth 453 of the second driving piece 45), the second locking piece 43 is separated from the sliding lock positioning 423, at this time, the first sliding block 42 automatically slides downwards to be reset to the unlocking concave 422 to face the first locking piece 41, the locking clamp part 411 is unlocked, the inner handle 12 and the outer handle 22 are unlocked, and the mortise lock is unlocked.

Therefore, the lock pin lock is through setting up locking transmission assembly 4 and come internal handle 12 and outer handle 22 to carry out locking control to realize shutting theftproof function, use convenient operation, also saved the square tongue subassembly of traditional lock pin lock simultaneously, the structure is obviously simplified, both greatly reduced manufacturing cost, improved the equipment installation effectiveness again, market competition is high, is favorable to market development, popularization and application.

As shown in fig. 1, 3, 4, 9 and 10, the inner handle fixing base 11 is further provided with a safety locking assembly 5, and the safety locking assembly 5 comprises a second sliding block 51 and a safety button 52. Second sliding block 51 can slide down and automatic upwards reset and install in interior handle fixing base 11, and second sliding block 51 is located first sliding block 42 and interior handle transfer line socket 14's top, specifically can be: the second sliding block 51 is installed in the inner handle fixing seat 11 above the first sliding block 42 and the inner handle transmission rod socket 14 in a vertically sliding manner, meanwhile, a left reset torsion spring 512 and a right reset torsion spring 513 are arranged on the second sliding block 51, a locking clamping pin 514 is arranged on one side of the second sliding block 51 facing the inner handle transmission rod socket 14, and a locking bayonet 143 is arranged on the spring frame 142 of the inner handle transmission rod socket 14; the safety button 52 extends from the surface of the inner handle fixing base 11, can move along the direction vertical to the surface, and is connected with the second sliding block 51 in a driving mode. An arc-shaped abutting surface 521 is arranged at the lower part of the inner end of the safety key 52, and an inclined abutting surface 511 matched with the arc-shaped abutting surface 521 is arranged at the upper end of the second sliding block 51. When the safety key 52 is pressed, the second sliding block 51 is driven to slide downwards to be connected with the first sliding block 42, and at the moment, the second sliding block 51 blocks the locking inner handle transmission rod socket 14, specifically: when the safety key 52 is pressed, the arc-shaped abutting surface 521 acts on the inclined abutting surface 511 to drive the second sliding block 51 to slide downwards until the locking clamping leg 514 is clamped in the locking clamping opening 143 of the spring frame 142, in the process, the arc-shaped abutting surface 521 slides on the inclined abutting surface 511, and at the moment, the key operation of the inner lock cylinder 13 or the outer lock cylinder 23 controls the first sliding block 42 to slide upwards and drives the second sliding block 51 to slide upwards, so that the locking clamping leg 514 is separated from the locking clamping opening 143. Therefore, the lock pin lock has the insurance function promptly to the safe unblock is realized to lock core 13 and outer lock core 23 in the accessible operation, and the function is stronger, and it is more convenient to operate, need not to set up traditional lock pin lock insurance tongue subassembly simultaneously, and the structure is more simplified, and the cost is lower, and the equipment installation effectiveness is higher, and market competition is stronger.

Of course, the first sliding block 42 of the locking transmission assembly 4 can also be installed in the outer handle fixing seat 21 in an upward sliding manner and in an automatic reset manner, namely: the first locking piece 41 can swing towards the first sliding block 42 and is installed in the outer handle fixing seat 21 in a manner of automatically resetting towards the direction of an outer handle transmission rod socket (not shown in the figure), the second locking piece 43 can swing towards the direction opposite to the first sliding block 42 and is installed in the outer handle fixing seat 21 in a manner of automatically resetting towards the direction of the first sliding block 42, a locking clamping portion 411 is arranged on the first locking piece 41, a locking clamping position is arranged on the outer handle transmission rod socket, the locking clamping portion 411 can be clamped in the locking clamping position in a sliding manner, and the second locking piece 43 clamps the first sliding block 42 which slides upwards to an unlocking state; the first driving piece 44 and the second driving piece 45 are installed in the outer handle fixing seat 21 and the inner handle fixing seat 11 in a synchronous rotating mode, the first driving piece 44 is in driving connection with the outer lock cylinder 23 and drives the first sliding block 42 to slide upwards and the second locking piece 43 to swing in the forward and reverse rotating processes, and the second driving piece 45 is in driving connection with the inner lock cylinder 13. When the outer lock cylinder 23 drives the first sliding block 42 to slide upwards through the first driving piece 44 or the inner lock cylinder 13 sequentially drives the first sliding block 42 to slide upwards through the second driving piece 45 and the first driving piece 44, the second locking piece 43 automatically resets to be clamped on the sliding lock positioning 423, the first locking piece 41 abuts against the locking convex position 421, so that the locking clamping part 411 is locked and clamped in the locking clamping position, and the inner handle 12 and the outer handle 22 are locked; when the outer lock cylinder 23 drives the second locking piece 43 to swing through the first driving piece 44 or the inner lock cylinder 13 sequentially drives the second locking piece 43 to swing through the second driving piece 45 and the first driving piece 44, the second locking piece 43 is separated from the sliding lock positioning 423, at this time, the first sliding block 42 automatically slides downwards to be reset to the unlocking concave position 422 which is opposite to the first locking piece 41, the locking of the locking clamping part 411 is released, and the inner handle 12 and the outer handle 22 are unlocked. Therefore, the locking anti-theft function can be realized, the structure is simple, and the assembly and the installation are convenient and quick.

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

Claims

1. A mortise door lock is characterized in that: including interior handle subassembly (1), outer handle subassembly (2) and latch bolt subassembly (3), interior handle subassembly (1) is including interior handle fixing base (11), interior handle (12) and interior lock core (13) on the handle fixing base (11) in the installation, outer handle subassembly (2) are including outer handle fixing base (21), outer handle (22) and outer lock core (23) on the outer handle fixing base (21) of installation, moreover interior handle (12) and outer handle (22) rotate in step through wearing to connect and be connected with latch bolt subassembly (3) drive through first transmission pole (6) of establishing on latch bolt subassembly (3), simultaneously interior lock core (13) and outer lock core (23) can lock the lock core and be connected with the transmission of outer handle (22) and interior handle (12), realize the shutting and the unblock of lock.

2. The mortise door lock of claim 1, characterized by: a locking transmission assembly (4) is arranged between the inner lock cylinder (13) and the outer lock cylinder (23) and between the inner handle (12) and the outer handle (22), and the locking transmission assembly (4) comprises a first locking piece (41), a first sliding block (42), a second locking piece (43), a first driving piece (44) and a second driving piece (45); the first sliding block (42) can be installed in the inner handle fixing seat (11) in an upward sliding and automatic resetting mode, the first locking piece (41) can swing towards the first sliding block (42) and can be installed in the inner handle fixing seat (11) in an automatic resetting mode towards the direction of the inner handle transmission rod socket (14), the second locking piece (43) can swing towards the opposite direction of the first sliding block (42) and can be installed in the inner handle fixing seat (11) in an automatic resetting mode towards the direction of the first sliding block (42), a locking clamping portion (411) is arranged on the first locking piece (41), a locking clamping portion (141) is arranged on the inner handle transmission rod socket (14), the locking clamping portion (411) can be clamped in the locking clamping portion (141) in a sliding mode, and the second locking piece (43) clamps the first sliding block (42) which slides upwards to an unlocking state; but first driving piece (44) and second driving piece (45) synchronous rotation install respectively including in handle fixing base (11) and outer handle fixing base (21), first driving piece (44) are connected with interior lock core (13) drive and drive first sliding block (42) upwards slip and drive second locking piece (43) swing respectively at forward and reverse rotation process, second driving piece (45) are connected with outer lock core (23) drive.

3. The mortise door lock of claim 2, characterized by: one side of the first sliding block (42) facing the first locking piece (41) and the second locking piece (43) is sequentially provided with a locking convex position (421), an unlocking concave position (422) and a sliding lock positioning position (423) from top to bottom; when the inner lock cylinder (13) drives the first sliding block (42) to slide upwards through the first driving piece (44) or the outer lock cylinder (23) drives the first sliding block (42) to slide upwards through the second driving piece (45) and the first driving piece (44) in sequence, the second locking piece (43) automatically resets to be clamped on the sliding locking position (423), the first locking piece (41) abuts against the locking convex position (421), so that the locking clamping part (411) is locked and clamped in the locking clamping position (141), and the inner handle (12) and the outer handle (22) are locked; when interior lock core (13) through first driving piece (44) drive second locking piece (43) swing or outer lock core (23) in proper order through second driving piece (45) and first driving piece (44) drive second locking piece (43) swing, second locking piece (43) break away from sliding lock location (423), first sliding block (42) are automatic to be slided downwards and are reset to unblock concave position (422) and face first locking piece (41) now, remove to locking card portion (411) deadly, unblock interior handle (12) and outer handle (22).

4. The mortise door lock of claim 1, characterized by: a locking transmission assembly (4) is arranged between the inner lock cylinder (13) and the outer lock cylinder (23) and the inner handle (12) or the outer handle (22), and the locking transmission assembly (4) comprises a first locking piece (41), a first sliding block (42), a second locking piece (43), a first driving piece (44) and a second driving piece (45); the first sliding block (42) can be installed in the outer handle fixing seat (21) in an upward sliding and automatic resetting mode, the first locking piece (41) can swing towards the first sliding block (42) and can be installed in the outer handle fixing seat (21) in an outward handle transmission rod socket direction in an automatic resetting mode, the second locking piece (43) can swing towards the opposite direction of the first sliding block (42) and can be installed in the outer handle fixing seat (21) in an outward handle transmission rod socket direction in an automatic resetting mode towards the first sliding block (42), a locking clamping portion (411) is arranged on the first locking piece (41), a locking clamping position is arranged on the outer handle transmission rod socket, the locking clamping portion (411) can be clamped in the locking clamping position in a sliding mode, and the second locking piece (43) clamps the first sliding block (42) which slides upwards to an unlocking state; but first driving piece (44) and second driving piece (45) synchronous rotation install respectively in outer handle fixing base (21) and interior handle fixing base (11), first driving piece (44) are connected with outer lock core (23) drive and drive first sliding block (42) upwards slip and drive second locking piece (43) swing respectively at forward and backward rotation process, second driving piece (45) are connected with interior lock core (13) drive.

5. The mortise door lock of claim 4, wherein: one side of the first sliding block (42) facing the first locking piece (41) and the second locking piece (43) is sequentially provided with a locking convex position (421), an unlocking concave position (422) and a sliding lock positioning position (423) from top to bottom; when the outer lock cylinder (23) drives the first sliding block (42) to slide upwards through the first driving piece (44) or the inner lock cylinder (13) drives the first sliding block (42) to slide upwards through the second driving piece (45) and the first driving piece (44) in sequence, the second locking piece (43) automatically resets to be clamped on the sliding locking position (423), the first locking piece (41) abuts against the locking convex position (421), so that the locking clamping part (411) is locked and clamped in the locking clamping position (141), and the inner handle (12) and the outer handle (22) are locked; when outer lock core (23) through first driving piece (44) drive second locking piece (43) swing or when interior lock core (13) drive second locking piece (43) swing through second driving piece (45) and first driving piece (44) in proper order, second locking piece (43) break away from sliding lock location (423), first sliding block (42) are automatic to be slided downwards and are reset to unblock concave position (422) and face first locking piece (41) now, remove to locking card portion (411) deadly, unblock interior handle (12) and outer handle (22).

6. A mortise door lock according to claim 2 or 3 or 4 or 5 characterized in that: first driving piece (44) and second driving piece (45) are two drive shafts of the same axle center that rotationally set up perpendicularly on interior handle fixing base (11) and outer handle fixing base (21), moreover first driving piece (44) week side surface is equipped with first drive division (441) with interior lock core (13) drive connection, second drive division (442) with first sliding block (42) drive connection and third drive division (443) with second locking piece (43) drive connection, week side surface of second driving piece (45) is equipped with fourth drive division (451) with outer lock core (23) drive connection.

7. The mortise door lock of claim 6, characterized by: the first driving part (441) is arranged at the upper end of the first driving part (44), the second driving part (442) and the third driving part (443) are arranged at the lower end of the first driving part (44), and the first driving part (441), the second driving part (442) and the third driving part (443) and the first driving part (44) are of an integrated structure; the fourth driving part (451) is arranged at the upper end of the second driving part (45) and is of an integrated structure.

8. The mortise door lock of claim 7, wherein: the left lower end and the right upper end of the first driving part (441) are respectively provided with a first tooth position (444) and a second tooth position (445), the end part of the inner lock cylinder (13) is provided with an inner poking wheel (131), the upper left end and the lower right end of the inner poking wheel (131) are respectively provided with a third tooth position (132) and a fourth tooth position (133), the third tooth position (132) is meshed with the first tooth position (444) when the first sliding block (42) is driven to slide upwards, and the fourth tooth position (133) is meshed with the second tooth position (445) when the second locking piece (43) is driven to swing;

the left lower end and the right upper end of the fourth driving part (451) are respectively provided with a fifth tooth position (452) and a sixth tooth position (453), the end part of the outer lock cylinder (23) is provided with an outer poking wheel (231), the upper left end and the lower right end of the outer poking wheel (231) are respectively provided with a seventh tooth position (232) and an eighth tooth position (233), the seventh tooth position (232) is meshed with the fifth tooth position (452) when the first sliding block (42) is driven to slide upwards, and the eighth tooth position (233) is meshed with the sixth tooth position (453) when the second locking piece (43) is driven to swing.

9. A mortise door lock according to claim 1 or 2 or 3 characterized by: the inner handle fixing seat (11) is further provided with a safety locking assembly (5), the safety locking assembly (5) comprises a second sliding block (51) and a safety key (52), the second sliding block (51) can slide downwards and is installed in the inner handle fixing seat (11) in a self-upward reset mode, and the second sliding block (51) is located above the first sliding block (42) and the inner handle transmission rod socket (14); the safety key (52) extends out of the surface of the inner handle fixing seat (11), can move along the direction vertical to the surface and is in driving connection with the second sliding block (51); when the safety button (52) is pressed, the second sliding block (51) is driven to slide downwards to be connected with the first sliding block (42), and the second sliding block (51) is clamped with the locking inner handle transmission rod socket (14).

10. The mortise door lock of claim 9, wherein: an arc-shaped abutting surface (521) is arranged at the lower part of the inner end of the safety key (52), and an inclined abutting surface (511) matched with the arc-shaped abutting surface (521) is arranged at the upper end of the second sliding block (51); when the safety key (52) is pressed, the arc-shaped abutting surface (521) acts on the inclined abutting surface (511) to drive the second sliding block (51) to slide downwards, and in the process, the arc-shaped abutting surface (521) slides on the inclined abutting surface (511).