CN2658315Y - Tubular lock with direct release structure - Google Patents

Abstract

A direct unlocking structure for tubular lock set is composed of an internal handle with knob and non-circular assembling hole, an external handle with a shaft tube combined with a reset element and a reset spring, a lock control mechanism with a first drive tube and a second drive tube, and a locking rod for driving said drive tubes. The direct unlocking structure of the tubular lock of the utility model can be directly used as a common independent lock, and is also applicable to a linkage mechanism with an auxiliary lock.

Description

Tubular lock with direct release structure

technical field

The utility model relates to a direct unlocking structure of a tubular lock, especially when the tubular lock is in a locked state, the inner side of the door can use the direct pressure control handle, so that the bolt set on the tubular lock can be The tubular lock that is driven to form the unlatching directly unlatches the structure.

Background technique

As shown in Figure 13, it is a lock control structure patent of a lock body whose publication number is 322086 in Taiwan. It mainly uses the lock button 911 of the inner handle 91 to rotate, or the outer handle 92 drives the lock core 962 with a key to rotate the lock lever 93. , the bump 931 of the locking rod 93 moves according to the slope of the inclined block 941 provided by the driving shaft 94. When the bump 931 climbs on the top of the slope of the inclined block 941, it is used to push the stop plate 95 to move, and the stop plate The tooth 951 of 95 can be snapped into the stop groove 961 of the face plate 96 of the outer handle 92, so that the outer handle 92 is locked and cannot be rotated. The correct key is required to drive the lock rod 93 to rotate and reset through the lock core 962, or by turning the inner handle 91, to drive the drive shaft 94 to rotate, so that the projection 931 of the lock lever 93 enters the bottom of the slope groove of the inclined block 941, so that the stop plate 95 leaves the stop groove 961 of the face plate 96 to form an unlocked unbolt. The shaft 94 is a square tube connecting the inner and outer handles 91, 92, so this structure cannot be applied to an interlocking lock mechanism with an auxiliary lock, because when the outer handle 92 is rotated when it is not locked, it will drive the shaft. 94 rotates and mistakenly opens auxiliary lock.

Contents of the invention

The technical problem to be solved by the utility model is to provide a tubular lock with a direct unlocking structure. When the tubular lock is in the locked state, the inner side of the door can be used to directly press the handle to make the lock of the tubular lock The bolt provided on the bolt can be driven to unlock the bolt, and in the unlocked state, the inner and outer handles can be rotated respectively, so that the utility model can be applied to the linkage mechanism of the auxiliary lock.

The technical scheme of the utility model is a tubular lockset with a direct unlocking structure. An inner handle and an outer handle are respectively formed and fixed by a shell seat, and a handle is positioned and rotated. The inner handle has a knob and a non-circular A set of connection holes, the outer handle has a shaft tube, the shaft tube is combined with a reset element and a reset spring, the housing base can be covered by a decorative disc set, the decorative disc set is provided with at least one locking hole, the The reset element is provided with a central hole and a receiving groove, and one end of a first driving tube of a lock control mechanism is combined with the assembly hole of the inner handle, and the other end of the first driving tube is provided with a fitting part and a second A fitting part at one end of the driving tube is selected to be fitted or separated, at least one notch is provided on the outer periphery of the other end of the second driving tube, and at least one slot is provided on the end surface, and the walls forming the slot each have an inclined wall , the first and second driving tubes can be penetrated by a locking rod, and the locking rod is fitted in a guide groove of the first driving tube by a protrusion, the end of the locking rod and the inner side The knob of the handle is combined, and the other end of the lock lever is combined with the lock core group of the outer handle. The lock lever is provided with a protruding guide block for a stop plate and a reinforcing plate to be nested. The strong plate is pushed by a first elastic element, so that at least one block on it is constantly separated from at least one locking hole of the decorative plate group, and the locking rod is also pushed by a second elastic element Make the fitting parts of the first and second driving tubes have a constant force of separation, and the locking rod is provided with at least one guide block that can be stuck in at least one slot of the second driving tube or climb up along the inclined wall of the slot to The end surface of the second drive tube is interposed between the second drive tube and the stop plate, and the stop plate has at least one foot that can be engaged with or separated from at least one slot of the second drive tube.

The feature and advantage of this utility model are that it overcomes many defects in the known technology. The tubular lock has a direct unlocking structure. The tubular lock and another auxiliary lock are unlocked at the same time, and in the unlocked state, the inner and outer handles can rotate respectively and drive their different driving tubes to rotate. Applicable to linkage mechanisms with auxiliary locks.

Description of drawings

Fig. 1 is the exploded perspective view of the utility model;

Fig. 2 is an exploded perspective view of the locking mechanism of the present invention;

Fig. 3 is a partial cross-sectional view of the utility model used in combination and forming an unlocked state;

Fig. 4 is the sectional view of line 4-4 in Fig. 3 of the present utility model;

Fig. 5 is the sectional view of line 5-5 in Fig. 3 of the present utility model;

Fig. 6 is a sectional view of the locked state shown in Fig. 3 of the utility model;

Fig. 7 is the sectional view of line 7-7 in Fig. 6 of the present utility model;

Fig. 8 is a sectional view of line 8-8 in Fig. 6 of the present utility model.

Fig. 9 is a schematic diagram of the action of the utility model shown in Fig. 8 in the unlocked state;

Figure 10 is a combined side view of the utility model applied to the auxiliary lock linkage mechanism;

Fig. 11 is the sectional view of line 11-11 in Fig. 10 of the present utility model;

Fig. 12 is a schematic diagram of the locked state shown in Fig. 10 of the present utility model;

Fig. 13 is an exploded perspective view of a lock control structure of a known lock body.

Explanation of reference numbers

1. Inner handle 10. Handle seat 11. Handle 12. Knob 13. Assembly hole

14. Inner shell seat 15. Return spring 16. Pressure plate 161. Assembly hole 2. Outer handle

21. Shell seat 22. Decorative plate group 221. Screwed column tube 222. Shaft hole 223. Latch hole

23. Handle 231. Lock core group 232. Shaft tube 233. Long slot 24. Key

25. Resetting element 251. Center hole 252. Accommodating slot 26. Resetting spring 3. Latch

31. Drive wheel 32. Lock tongue 4. Lock control mechanism 41. First driving tube 411. Guide groove

412. Fitting part 413. Tube hole 42. Second driving tube 421. Fitting part 422. Groove

423. Card slot 424. Inclined wall 425. Straight wall 426. End face 43. Lock lever

431. Protrusion 432. Guide block 433. Fixing piece 44. Stop plate 441. Block

442. Stop block 443. Through hole 444. Foot 45. Reinforcing plate 451. Block

452, through hole 46, second elastic element 47, first elastic element 5, auxiliary lock

51. Lock lever 52. Lock tongue 6. Linkage mechanism 61. Linkage plate 62. Cam

92. Inside handle 911, lock button 92, outside handle 93, lock lever 931, bump

94. Driving shaft 941. Inclined block 95. Stop plate 96. Face plate 961. Stop groove

Detailed ways

In order to make the purpose, features and advantages of the present utility model more obvious and understandable, specific embodiments of the present utility model, together with accompanying drawings, are described in detail as follows.

Please refer to shown in Fig. 1, 2, and it is the specific embodiment of the present utility model, and a tubular lockset is made of an inner handle 1, an outer handle 2, a latch 3 and a locking mechanism 4.

The inside handle 1 can be installed in the assembly hole provided by the door panel by an inner shell seat 14 from the inside of the door panel. The inner shell seat 14 can be combined with a handle seat 10, and the handle seat 10 is pivotally connected to a handle 11 for positioning and rotation. The seat 10 is provided with a return spring 15 for the handle 11 to reset after rotation. On the central axis of the handle 11, there is a knob 12 which can be used for locking control and a group of connecting holes 13 which are non-circular. The connecting holes 13 can be used for One end of a first driving tube 41 of the lock control mechanism 4 is engaged, so that the first driving tube 41 can be driven to rotate by the handle 11 of the inner handle 1, and the inner handle 1 may not be provided with the inner shell seat 14, and The handle seat 10 is directly fixed to the assembly hole of the door panel.

This outside handle 2 can be installed on the assembling hole that the door panel offers by a shell base 21 from the outside of the door panel, and is covered on this shell base 21 by a decoration plate group 22, and the screw hole column pipe 221 of this decoration plate group 22 is provided from The positioning element of the inner handle 1 is fixed, the decorative disc set 22 has a shaft hole 222 for pivoting rotation of the handle 23, and the handle 23 has a lock core set 231, the lock core set 231 can be unlocked by the key 24 Open, the outside handle 2 is combined with a return element 25 and a return spring 26 by its shaft tube 232 and two long grooves 233. When the power to rotate the handle 23 disappears, the handle 23 can be reset by the return element 25 and the return spring 26. The spring 26 is driven to rotate and reset.

The latch 3 is provided with a drive pulley 31 on its two sides respectively to engage with one end of the first drive tube 41 and the second drive tube 42 of the lock control mechanism 4, so that the first drive tube 41 and the second drive tube 42 The driving wheel 31 can be respectively driven to rotate so that the bolt 32 of the latch 3 can be extended and retracted to control the opening and closing of the door panel.

Please refer to Figures 1 and 2, the locking mechanism 4 includes a first driving tube 41, a second driving tube 42, a locking lever 43, a stop plate 44, a reinforcing plate 45, a first The elastic element 47 and a second elastic element 46 .

One end of the first driving tube 41 is engaged in the assembly hole 13 of the inner handle 1 , and a guide groove 411 is provided at the end, and the other end of the first driving tube 41 is engaged in one of the driving wheels 31 of the latch 3 , And the first driving tube 41 at this end is provided with a fitting portion 412 , the fitting portion 412 can form a mountain-shaped tenon as shown in the figure, and the first driving tube 41 has a hollow tube hole 413 .

One end of the second driving tube 42 is engaged with the other driving wheel 31 of the latch 3, and the second driving tube 42 at this end is provided with a fitting portion 421, which can be fitted with the first driving tube 41. Part 412 is fitted or separated. The fitting part 421 can form a valley-shaped groove as shown in the figure. The other end of the second drive tube 42 forms a control part, and the control part is included in the slot 422 forming the outer circumference of the cylinder. A pair of draw-in grooves 423 on the end surface 426 of the control part of the second drive tube 42, two sides of each draw-in slot 423 respectively extend outward a sloped wall 424 and a straight wall 425, in order to make the second drive tube 42 move along a certain The second driving tube 42 can be pivotally connected to the central hole 251 of the reset element 25 by the outer circumference of the cylinder of its control part to form a consistent rotation.

The locking rod 43 runs through the first driving pipe 41 and the second driving pipe 42, and one end is combined with the knob 12 of the inner handle 1, so that the locking rod 43 can be rotated by the knob 12, and the locking rod 43 The other end of the outer handle 2 is combined with the lock core group 231, so that the lock lever 43 can be driven to rotate by the lock core set 231, and the lock lever 43 is fitted in the first drive tube 41 with a protruding object 431 such as a tip. The guide groove 411 makes the locking rod 43 and the first driving tube 41 relatively rotate within a limited angle, and the two can move synchronously in the longitudinal direction. The locking rod 43 is provided with a pair of protruding guide blocks 432 , the guide block 432 can be snapped into the slot 423 of the second driving tube 42, or climb up to the end face 426 of the control part along the inclined wall 424 on one side of the slot 423, so that the locking lever 43 can be aligned with the second The drive tube 42 moves longitudinally to engage or separate the fitting parts 412, 421 of the first drive tube 41 and the second drive tube 42. The stop plate 44 and the reinforcement plate 45 are nested, and the stop plate 44 and the reinforcement plate 45 are restricted by the fixing member 433 from falling out.

The stop plate 44 is sleeved on one end of the locking rod 43 , and a pair of protruding blocks 441 can be engaged with or separated from the accommodating groove 252 of the reset element 25 or the locking hole 223 of the decorative plate set 22 The stop plate 44 itself is provided with a through hole 443 for the latch lever 43 to pass through, to control the rotation angle of the lock lever 43, and a plurality of stop blocks 442 are arranged on the peripheral surface of the through hole 443 of the stop plate 44. The recesses formed between the plurality of stop blocks 442 have a positioning function for the guide block 432 of the locking lever 43 to engage and stop. The notch 422 engages with each other.

The reinforcing plate 45 is sleeved on one end of the locking rod 43 and is restricted by the fixing member 433 so that it cannot come out. Or the locking holes 223 of the decorative plate set 22 are engaged or separated, and the reinforcing plate 45 is provided with a through hole 452 for the locking rod 43 to pass through and rotate.

The first elastic element 47 and the second elastic element 46 form a concentric sleeve and are placed in the shaft tube 232 of the handle 23, and one end of each of them abuts against the protrusion in the shaft tube 232 of the handle 23, and the second elastic element 46 is another The end is connected to the fixing part 433 of the locking rod 43, so that the locking rod 43 pushes the first driving tube 41, and the fitting parts 412, 421 of the first driving tube 41 and the second driving tube 42 are always in place. With the force of separation, the first elastic element 47 pushes the reinforcing plate 45, so that the reinforcing plate 45 and the stop plate 44 have the force to leave the locking hole 223 provided in the decorative plate set 22.

Please refer to shown in Fig. 3, 4, 5, it is the schematic diagram that the utility model is combined and forms unlocking, and at this moment, this latch lever 43 is pushed by the second elastic member 46, makes this first driving pipe 41 and The fitting parts 412 and 421 of the second drive tube 42 are separated, and the guide block 432 of the locking rod 43 is located at the bottom of the slot 423 of the second drive tube 42, and the reinforcement plate 45 and the stop plate 44 is pushed away by the first elastic element 47 and leaves the catch hole 223 set by the decorative plate set 22. At this time, the tubular lock can be driven by the handle 11 of the inner handle 1 via the first driving tube 41 to drive the latch 3 The wheel 31 rotates so that the dead bolt 32 of the latch 3 can be drawn and retracted to open the door panel, or the handle 23 of the outside handle 2 can be combined with the long groove 233 of the shaft tube 232 to make the stop plate 44 It can rotate, because the pin 444 of the stopper 44 is stuck in the slot 422 of the second drive tube 42, so the stop plate 44 can drive the second drive tube 42 to rotate, and the second drive tube 42 can drive the latch 3 The driving wheel 31 rotates, so that the dead bolt 32 of the latch 3 can be drawn and retracted to open the door panel.

Please refer to Figures 6, 7, and 8, which are schematic diagrams showing the combination of the present invention and locking. The locking lever 43 is rotated 90°, and the guide block 432 side of the locking lever 43 is driven by the second drive tube. The position of the bottom of the slot 423 of 42 climbs up to the end face 426 of the second driving tube 42 along the inclined wall 424, so that the guide block 432 is filled between the second driving tube 42 and the stop plate 44, and the first driving tube 41 is guided by the locking rod 43, so that the first driving tube 41 and the fitting parts 412, 421 of the second driving tube 42 are fitted together, and the reinforcing plate 45 and the stop plate 44 press the first elastic element 47 and the second elastic element 46 to make its blocks 451, 441 enter the position of the locking hole 223 of the decorative plate group 22, as shown in Figures 7 and 8, to form a locking effect, therefore, the handle of the outer handle 2 is intended to be rotated At 23:00, the shaft tube 232 cannot be rotated because the blocks 451 and 441 are stuck in the locking holes 223 of the decorative plate set 22 .

Please refer to FIG. 9 , which is a schematic diagram of the tubular lock being unlocked in the locked state. The outer handle 2 needs to use the correct key to drive the lock rod 43 to rotate through the lock core group 231, or press the inner handle 1 to rotate. Press the handle 11, so that the first drive tube 41 and the second drive tube 42 can be directly driven by the handle 11 at the same time, and at the same time drive the lock lever to rotate, so that the lock lever 43 in the original heavy straight state rotates about 70° to become In the horizontal state, as shown in Figure 8, when the handle 11 is released and reset to a horizontal state, it will drive the first driving tube 41 and the second driving tube 42 to reset, but the locking lever 43 is blocked by its guide block 432 The stop block 442 of the stop plate 44 is blocked and stays in a nearly horizontal state. When the second driving tube 42 is reset to an angle so that the notch 422 is aligned with the foot 444 of the stop plate 44, the locking rod 43 will The guide block 432 is also aligned with the inclined wall 424 of the second driving tube 42 at the same time, and is pushed into the slot 423 by the push of the second elastic element 46 to form the first driving tube 41 and the second driving tube 42 The fitting parts 412 and 421 of the stop plate are separated, and the first elastic member 47 also pushes the reinforcement plate 45, so that the block 451 and the block 441 of the stop plate 44 leave the locking hole 223 of the decorative plate set 22, And restore the unlatched state.

Please refer to Fig. 10 and shown in Fig. 11, which is an embodiment of the utility model combined with a linkage mechanism 6 with an auxiliary lock 5, the handle base 10 of the utility model is replaced with a linkage mechanism 6, and the linkage mechanism 6 The lower side is provided with a hole for the handle 11 to pivot and rotate, and the upper side is combined with an auxiliary lock 5. The central axis of the handle 11 is combined with a pressure plate 16. The pressure plate 16 is provided with a set of connecting holes 161 for the first driving tube 41. Wearing and interlocking rotation, the pressing plate 16 can press a interlocking lever 61 to descend and press a cam 62 to rotate by the upper edge of the interlocking plate 61, and the cam 62 drives a locking lever 51 combined in its center to rotate, The latch rod 51 can drive a dead bolt 52 of the auxiliary lock 5 to retract, so when the lock control mechanism 4 is in the static latch state, the first and second driving tubes 41 and 42 are separated, as shown in FIG. 10 , When the handle 11 is rotated, the dead bolt 32 of the latch 3 and the dead bolt 52 of the auxiliary lock 5 can be simultaneously retracted into the side of the door panel to open the door panel. When the utility model is in the unlocked state and the auxiliary lock 5 is in the upper position In the locked state, when the handle 23 on the outside is rotated, since the fitting parts 412, 421 of the first and second drive tubes 41, 42 are separated, the rotation of the handle 23 can only drive the second drive tube 42 to rotate. The dead bolt 32 of the lock bolt 3 retracts, but cannot drive the dead bolt 52 of the auxiliary lock 5 to retract, so the door panel is still in a locked state and cannot be opened, which has good safety.

Please refer to Fig. 12 again, which is a schematic diagram of the locked state of the embodiment of Fig. 10 of the present utility model. The lock control mechanism 4 is driven by the rotation of the knob 12 or the lock core group 231 to rotate the lock rod 43 to form a lock. When latching, the rotation of the handle 11 can simultaneously drive the first and second driving tubes 41, 42 to rotate, so that the first driving tube 41 acts on the latch 3 and the auxiliary lock 5 to make the deadbolts 32, 52 retract to the side edge of the door panel Instead, the door panel can be opened, and the outer handle 23 can be unlocked by the rotation of the second drive pipe 42 . Please refer to the above description of FIG. 9 for detailed actions.

The direct unlocking structure of the tubular lock of the utility model, when the locked or unlocked state is formed, the handle can be directly pressed from the inside of the door panel, so that the tubular lock and another auxiliary lock can be unlocked at the same time, and the unlocking In this state, the inner and outer handles can rotate separately and drive their different driving tubes to rotate, so that the utility model can also be applied to a linkage mechanism with an auxiliary lock except that it can be directly used as a general independent lockset.

The above descriptions are only specific embodiments of the present utility model, and are not intended to limit the present utility model. Various changes made by ordinary professional technicians in the field, but such changes should be included in the concept of the present utility model and within the scope of protection.

Claims (4)

1. A direct unlocking structure of a tubular lock, characterized in that it comprises: An inner handle, which has a handle base for positioning and rotating the handle, and the handle has a knob and a non-circular assembly hole; An outer handle, which has a decorative panel set fixed on a door panel, the decorative panel set is provided with a shaft hole for the shaft tube of the handle to be positioned and rotated, the handle is provided with a lock core group, the shaft tube is combined with a reset element and A return spring, the decoration plate set is provided with at least one locking hole, and the above-mentioned return element is provided with a central hole and a receiving groove; A lock control mechanism, which has a first driving tube, one end of the first driving tube is set in the assembly hole of the above-mentioned inner handle, and the other end of the first driving tube is provided with a fitting part for fitting with one end of the second driving tube. The other end of the second driving tube is provided with at least one notch on the outer periphery, and its end surface is provided with two draw-in grooves. The walls forming the draw-in grooves each have an inclined wall. The first and second The driving tube can be penetrated by a locking rod, and the locking rod is fitted in a guide groove of the first driving tube by a protrusion, one end of the locking rod is combined with the knob of the inner handle, and the locking rod The other end is combined with the lock core group of the outside handle, and the lock bar is provided with a protruding guide block for a stop plate to be nested. The stop plate is pushed by a first elastic element, and the stop plate on it At least one block is constantly separated from at least one catch of the decorative panel group, the locking lever is also pushed by the second elastic element, the fitting part of the first driving tube and the second driving tube are constantly separated, and the locking lever At least one guide block of the second driving tube can be stuck in at least one slot of the second driving tube or climb up to the end surface of the second driving tube along the inclined wall of the slot, which is interposed between the second driving tube and the stop plate. The stop plate has at least one leg which can be engaged with or separated from at least one slot of the second driving tube. 2. The direct unlocking structure of the tubular lock as claimed in claim 1, characterized in that: the end surface of the stop plate and the second driving tube is provided with a plurality of stop blocks, and a locking mechanism is formed between the stop blocks. The guide block of the rod abuts to form a positioning recess. 3. The direct unlocking structure of a tubular lockset as claimed in claim 1, wherein the striker rod is provided with a fixing member for the stop plate to fit on the striker rod so as not to fall off. 4. The direct unlocking structure of tubular locks as claimed in claim 1, characterized in that: a reinforcing plate is provided between the stop plate and the first elastic element, and a center of the reinforcing plate is provided for the latch rod to pass through. The outer edge of the reinforcing plate is protruded with at least one block that can enter or leave the locking hole of the trim panel group.

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