CN107083872B

CN107083872B - Handle driving lock body

Info

Publication number: CN107083872B
Application number: CN201710304884.3A
Authority: CN
Inventors: 薛建能
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-05-03
Filing date: 2017-05-03
Publication date: 2022-03-18
Anticipated expiration: 2037-05-03
Also published as: CN107083872A

Abstract

The invention discloses a handle driving lock body which comprises a bottom plate, a lock tongue, a pulling device, a lock cylinder device and a handle, wherein the lock tongue is arranged on the bottom plate; the right side edge part of the bottom plate is movably connected with a lock tongue bottom plate, the left side and the right side of the lock tongue bottom plate are respectively and fixedly connected with a pull rod and a lock tongue in a pulling device, and the handle and the lock cylinder device are respectively arranged on the bottom plates above and below the pull rod; a rack dragging block in the pulling device is movably connected to the pull rod, and the rack dragging block is in transmission connection with the handle; when the handle rotates clockwise, the rack dragging block drives the unlocking slide sheet in the lock core device to move towards the pull rod through the transmission device, the pull rod is movably connected with a dragging rod, one end of the dragging rod stretches into a dragging hole arranged on the rack dragging block under the pushing of the end part of the unlocking slide sheet, and the rack dragging block drives the pull rod to move so as to pull the lock tongue back to the lock body; the invention has the advantages that the conception is ingenious, and all actions are realized by driving the gear by rotating the handle through the handle.

Description

Handle driving lock body

Technical Field

The invention relates to a lock body, in particular to a handle driving lock body.

Background

The lock body is one of the components of the lock, and the lock body has a plurality of types, such as a one-way lock body, a three-way lock body, a four-way lock body and the like. The lock is generally used on a security door and is responsible for basic security work of the security door, the lock cylinder controls the operation of the lock body, and the lock body is responsible for unlocking and locking the door and the window and plays an important role in security. The existing lock body can be opened only by a key outside a door, after the door is used for a long time, the lock tongue and the door frame generate larger friction and the friction between parts inside the lock body, and the key has smaller size, cannot bear larger torsional force and sometimes generates a fault that the key is broken in the lock cylinder; and the transmission between the handle of lock body and the spring bolt is rigid connection, can destroy the internals of lock body when rotating the handle by force. In addition, after the existing lock body is closed, a user needs to use a key to lock the lock body reversely to eject all the lock tongues, if the lock body is not locked reversely, only one lock tongue with an inclined surface is ejected, and the lock body can be inserted and opened by using a hard card.

Disclosure of Invention

The invention aims to provide a handle-driven lock body and solve the problems that the key can only be used for unlocking outside a door, the fault that the key is broken in a lock cylinder sometimes occurs, and internal parts of the lock body can be damaged when the handle is forcibly rotated in the prior art.

The invention is realized by the following technical scheme: a handle driving lock body comprises a bottom plate, a lock tongue, a pulling device, a lock cylinder device and a handle; the right side edge part of the bottom plate is movably connected with a lock tongue bottom plate, the left side and the right side of the lock tongue bottom plate are respectively and fixedly connected with a pull rod and a lock tongue in a pulling device, the lock tongue bottom plate is positioned on the same side of the pull rod and is fixedly connected with a guide rod, a supporting block is arranged on the bottom plate, the guide rod is connected onto the supporting block in a sliding manner, a return spring is sleeved on the guide rod and is positioned between the lock tongue bottom plate and the supporting block, a top lock pull rod and a ground lock pull rod are connected onto a cover plate in a sliding manner, the top lock pull rod and the ground lock pull rod are respectively connected with the lock tongue bottom plate in a transmission manner, and the handle and the lock cylinder device are respectively arranged on the bottom plate above and below the pull rod; a rack dragging block in the pulling device is movably connected to the pull rod, and the rack dragging block is in transmission connection with the handle; when the handle rotates clockwise, the rack dragging block drives the unlocking slide sheet in the lock core device to move towards the pull rod through the transmission device, the pull rod is movably connected with a dragging rod, one end of the dragging rod stretches into a dragging hole arranged on the rack dragging block under the pushing of a cylindrical pushing block at the end part of the unlocking slide sheet, and the rack dragging block drives the pull rod to move so as to pull the lock tongue back to the lock body; a partition plate is arranged between the pull rod and the lock cylinder device and fixedly connected to the bottom plate, a cylindrical through hole, a cylindrical sliding groove and a reverse locking through hole are formed in the partition plate, the cylindrical through hole is communicated with the cylindrical sliding groove, the bottom of the dragging rod penetrates through the cylindrical through hole, the bottom of the dragging rod is stepped, when the top end of the dragging rod is pushed into the dragging hole by the cylindrical pushing block, the rack dragging block drags the pull rod to move leftwards, at the moment, the stepped surface at the bottom of the dragging rod is pressed on the side face, in contact with the pull rod, of the cylindrical sliding groove in the partition plate, and the dragging rod is prevented from automatically resetting due to shaking in the unlocking process; the anti-prying lock comprises a plurality of lock tongues and a touch lock tongue, wherein the bottom of each lock tongue of the anti-prying lock tongue is fixedly connected to a lock tongue base plate, an anti-prying part is rotatably connected to the bottom of each lock tongue, a rotating shaft of the anti-prying part penetrates through the bottom of each lock tongue and the lock tongue base plate and then is positioned on the inner side of the lock tongue base plate and is fixedly connected with an anti-prying turntable, the anti-prying turntable is in transmission connection with an anti-prying drive plate, and the anti-prying drive plate is in transmission connection with a handle through an anti-prying drive rod and an anti-prying toggle rod respectively; the touch base for popping the touch lock tongue is fixedly connected to the lock tongue bottom plate, the touch sliding seat is connected in the touch base in a sliding manner, and the left side of the touch sliding seat is fixedly connected with a touch rod.

The invention further improves the scheme that the lock core device comprises a locking sliding sheet, the locking sliding sheet and the unlocking sliding sheet are respectively arranged at two sides of the lock core shaft and are meshed with an unlocking transmission gear sleeved on the lock core shaft; when the unlocking slide sheet moves towards the pull rod, the locking slide sheet moves in the opposite direction, and the locking clamping point at the end part of the locking slide sheet exits from the locking clamping groove arranged on the pull rod.

The invention has the further improvement scheme that the unlocking slide sheet and the locking slide sheet are respectively connected on the lower slide sheet and the locking slide sheet in a sliding manner, the lower slide sheet and the locking slide sheet are connected on the supporting plate in a sliding manner, and the supporting plate is fixedly connected on the bottom plate; reset springs are respectively arranged between the end of the unlocking slide sheet and the end of the lower slide sheet far away from the pull rod and the bottom plate.

The invention has the further improvement scheme that the unlocking slide sheet and the lower slide sheet are clamped through a clamping block, the clamping block is vertically and slidably connected to the unlocking slide sheet, and a pushing spring is arranged between the clamping block and the unlocking slide sheet; the lock core shaft is positioned below the unlocking transmission gear and is clamped with a lock core control gear, and the lock core control gear is respectively meshed with the lower sliding piece and the anti-locking sliding piece.

The improved scheme of the invention is that the end part of one end of the back-locking sliding sheet close to the pull rod is provided with a back-locking groove, a back-locking fixture block is connected in the back-locking groove in a sliding way, the right side of the back-locking fixture block is provided with a raised back-locking clamping point, a lock core shaft on the left side is clamped with a back-locking drive plate, the back-locking drive plate pushes the back-locking fixture block to the right under the pushing of a dragging rack, and the back-locking clamping point on the back-locking drive plate is blocked below a lock dead clamping point arranged in the direction that the lock dead sliding sheet exits from the lock dead clamping groove; the edge part of the counter-locking clamping block, which is far away from the pull rod, is provided with a notch, the notch on the side close to the lock core shaft is provided with a reset inclined plane, the top of the counter-locking clamping block is provided with a circular blind hole, a counter-locking clamping block positioning pushing spring is placed in the circular blind hole, a counter-locking clamping block positioning steel ball is pressed at the top of the counter-locking clamping block positioning pushing spring, the top of the counter-locking clamping block positioning pushing spring is provided with a counter-locking clamping block positioning clamping groove, the counter-locking clamping block positioning steel ball is pressed in the counter-locking clamping block positioning clamping groove, the face, facing the counter-locking driving plate, of the dragging rack is provided with a counter-locking push rod, the counter-locking push rod is connected to a counter-locking bracket in a sliding mode, the counter-locking push rod is sleeved with a pressure spring, the top end of the counter-locking push rod is provided with a convex ring, and the pressure spring is positioned between the convex ring and the counter-locking bracket; the reverse locking toggle protrusion is contacted with the top end of the reverse locking push rod, and a push inclined plane A is arranged on the surface, facing the reverse locking fixture block, of the reverse locking toggle protrusion; when the key is inserted into the lock core, the handle is rotated anticlockwise, the reverse locking push rod pushes the reverse lock to stir the protrusion, and the reverse locking drive plate rotates clockwise to push the inclined surface to push the reverse locking clamping point to be blocked below the dead locking clamping point.

The invention has the further improvement scheme that one side of the back-locking sliding sheet close to the lock core shaft is provided with a dead-lock pull-back bulge which is blocked on the side surface of a return bulge arranged on the dead-lock sliding sheet facing the pull rod; a limit rotating block of the locking sliding sheet is rotatably connected to the supporting plate at one side of the return bulge arranged on the locking sliding sheet, which is back to the pull rod, a bottom knob is fixedly connected to the limit rotating block, and the bottom knob is a press type knob; when the bottom knob is pressed indoors and rotated clockwise, the limiting rotating block rotates 90 degrees clockwise, the limiting rotating block abuts against the return bulge, and the locked sliding piece cannot move in the direction away from the pull rod.

The invention further improves the scheme that a dragging rack on the rack dragging block is in transmission connection with a handle driving gear through a handle transmission gear, and the handle driving gear is fixedly connected with a handle on each of two sides of the lock body positioned indoors and outdoors.

The invention further improves the scheme that the transmission device comprises a transmission block A and a transmission block B, the transmission block A is connected to the bottom plate in a sliding mode, one end of the transmission block A extends out of the bottom of the pull rod and is provided with a pressing bearing of which the axis of the rotating shaft is positioned on a vertical surface, and the pressing bearing is in contact with a pushing inclined surface B on the rack dragging block; the transmission block B is connected to the other end of the transmission block A in a sliding mode, a pulling spring is arranged between the transmission block B and the transmission block A, the transmission block B is provided with a baffle, a driving protrusion is arranged on the unlocking slide sheet, and the driving protrusion is located on the side, moving towards the pull rod, of the baffle; when the handle is rotated clockwise, the pushing inclined plane B on the rack dragging block pushes the pressing bearing to enable the transmission block A to move upwards, the transmission block A enables the transmission block B to move upwards through the pulling spring, and therefore the unlocking slide sheet is pushed to move towards the pull rod through the driving protrusion, and one end of the dragging rod stretches into a dragging hole formed in the rack dragging block.

The invention further has the improvement scheme that an anti-prying poking-back rod is arranged below the supporting plate and is rotationally connected to the bottom plate, the left end of the anti-prying poking-back rod is contacted with a convex block at the bottom of the transmission block B, the right end of the anti-prying poking-back rod is pressed on an anti-prying pull-back bulge on the anti-prying drive plate, the anti-prying drive plate is slidably connected to the inner side of the lock tongue bottom plate, an anti-prying gear is arranged on the anti-prying rotary plate and is meshed with an anti-prying rack on the anti-prying drive plate, a resetting bulge is arranged on the anti-prying rotary plate, and a resetting spring is arranged between the resetting bulge and the lock tongue bottom plate; the bottom plate is rotatably connected with a prying-resistant driving rod, the left end of the prying-resistant driving rod is contacted with a prying-resistant bulge on the handle driving gear, and the right end of the prying-resistant driving rod is pressed on the prying-resistant driving bulge on the prying-resistant driving plate; the anti-prying driving plate is provided with an anti-prying resisting bulge, the inner side face of the lock tongue bottom plate is rotatably connected with an anti-prying resisting plate, a resisting spring is arranged between the anti-prying resisting plate and the lock tongue bottom plate, the front end of the anti-prying resisting plate is pressed on the anti-prying resisting bulge, the bottom of the anti-prying resisting plate is provided with a resisting dead pull-back bulge, and the right end of the anti-prying pull-back rod is pressed on the resisting dead pull-back bulge.

The invention further improves the scheme that a reset spring is sleeved on the touch rod and is positioned between the touch sliding seat and the lock tongue bottom plate, and the right side of the touch sliding seat is rotatably connected with a touch bearing; a fastening bulge A is arranged at the joint of the pull rod and the lock tongue bottom plate; the lock bolt buckle plate is rotatably connected to the bottom plate, the lock bolt buckle plate is L-shaped, the joint of the vertical edge and the horizontal edge of the lock bolt buckle plate is rotatably connected to the bottom plate, a fastening spring is arranged between the vertical edge and the bottom plate, a fastening bulge B is arranged at the right end of the horizontal edge, and the right side surface of the fastening bulge B is an inclined surface; when the door is closed, a touch rod on the lock tongue is pressed by the door frame, the touch rod presses the vertical edge of the lock tongue buckle plate to enable the buckling protrusion B to loosen the buckling protrusion A so that the lock tongue pops up to be kept in a locked state.

The invention has the further improvement scheme that a pressing plate is arranged on the unlocking sliding piece and the locking sliding piece, the pressing plate is fixedly connected with a supporting plate, a return spring is arranged between the lock cylinder control shaft and the pressing plate, and a clamping block pushing plate is connected on the pressing plate in a sliding manner; when the lock is unlocked, the lock tongue bottom plate presses the clamping block pushing plate to enable the clamping block pushing plate to press the clamping block, so that the unlocking slide sheet is separated from the lower slide sheet, and the lower slide sheet automatically resets due to the pulling of the reset spring, so that a key is driven to reset; and a packaging plate is arranged above the pressure plate, the rack dragging block, the handle transmission gear and the handle drive gear and is fixedly connected with the bottom plate.

The invention further improves the scheme that two sides of the touch base are respectively and movably connected with an anti-shaking block, the upper part of the anti-shaking block is an anti-shaking inclined block, the lower part of the anti-shaking block is a sliding cylinder, two sides of the touch base are provided with circular sliding chutes, the sliding cylinders are positioned in the circular sliding chutes, the sliding cylinders are provided with circular blind holes, and anti-shaking springs are arranged between the circular blind holes and the lock tongue bottom plate. Even if the door is used for a long time, the door shaft enables the bolt not to be positioned in the center of the bolt insertion hole due to friction when the door is closed, and the two sides of the door can be prevented from shaking by means of different pushing and pressing distances of the two anti-shaking sliding blocks.

Compared with the prior art, the invention has the following advantages:

1. the invention has exquisite conception, all actions are driven by the handle rotating the handle driving gear, the handle driving gear drives other parts to move, the key is inserted into the lock core and only controls the rotation of the lock core control shaft, thus avoiding the fault that the key is broken in the lock core;

2. the transmission device comprises a transmission block A and a transmission block B, the transmission block A is connected to the bottom plate in a sliding mode, one end of the transmission block A extends out of the bottom of the pull rod, a pressing bearing with the axis of the rotating shaft located on the vertical surface is arranged at the end of the transmission block A, and the pressing bearing is in contact with a pushing inclined surface on the rack dragging block; the transmission block B is connected with the other end of the transmission block A in a sliding manner, a pulling spring is arranged between the transmission block B and the transmission block A, the transmission block B is provided with a baffle, a driving bulge is arranged on the unlocking slide sheet and is positioned on one side of the baffle moving towards the pull rod, when the middle rotation block does not rotate anticlockwise for 90 degrees to press the clamping block to separate the unlocking slide sheet from the lower slide sheet, when the clamping block is at the initial position, the unlocking slide sheet is clamped with the lower slide sheet, the unlocking slide sheet and the lower slide sheet synchronously move, when the lock cylinder is not inserted with a key (when the key is not inserted, the lock cylinder control gear cannot rotate, the lower slide sheet cannot slide due to being meshed with the lock cylinder control gear), the unlocking slide sheet and the lower slide sheet cannot slide simultaneously, the cylindrical pushing block on the unlocking slide sheet cannot press the pulling rod, so that the rack pulling block cannot push the pull rod to move, at the moment, when the handle is forcibly rotated clockwise, the handle is driven by the handle driving gear to drive the rack pulling block, the pushing inclined plane B on the rack dragging block pushes the pressing bearing to enable the transmission block A to move, the transmission block A moves but the transmission block B cannot move, at the moment, only the pulling spring is compressed, parts of the lock body cannot be damaged, and the service life of the lock body is guaranteed to a certain extent;

3. the pull rod is movably connected with a dragging rod, the top end of the dragging rod does not extend into a dragging hole formed in the rack dragging block, and the rack dragging block cannot drive the pull rod to move so as to pull the lock tongue back to the lock body;

4. the lock core device comprises a dead lock sliding sheet, the dead lock sliding sheet and a dead lock clamping point at the end part are inserted into a dead lock clamping groove arranged on the pull rod, and the pull rod cannot drive the lock tongue to move, so that the safety of the lock body is further ensured;

5. when the key is inserted into the counterclockwise handle in the lock core, the reverse locking push rod presses the reverse locking poking protrusion, the reverse locking drive plate rotates clockwise, the inclined surface is pushed to push the reverse locking clamping block to move rightwards, so that the reverse locking clamping point is inserted at the lower side of the dead locking clamping point, the dead locking clamping point is reversely locked in the dead locking clamping groove on the pull rod, and the safety of the lock body is further ensured; in addition, when a key is not inserted, namely the lock cylinder control shaft and the counter lock drive plate cannot rotate, the counter lock push rod is connected to the counter lock support in a sliding mode, a pressure spring is sleeved on the counter lock push rod, a raised circular ring is arranged at the top end of the counter lock push rod, the pressure spring is located between the raised circular ring and the counter lock support, the handle is lifted upwards at the moment, only the pressure spring is compressed, the door cannot be mistakenly locked in a counter mode, the lock body cannot be damaged due to the fact that the handle is forcibly lifted upwards, and the service life of the lock body is further guaranteed;

6. when a user is in a door, a middle knob is rotated, a middle rotating block rotates 90 degrees anticlockwise, a clamping block is pressed to separate an unlocking slide sheet from a lower slide sheet, the unlocking slide sheet and the lower slide sheet do not need synchronous motion, at the moment, a handle is rotated clockwise to enable a handle driving gear to rotate, the handle driving gear drives a rack dragging block, a pushing inclined plane B on the rack dragging block pushes a pressing bearing to enable a transmission block A to move, the transmission block A enables a transmission block B to move through a pulling spring, so that the unlocking slide sheet is driven to move upwards, a cylindrical pushing block presses a dragging rod, the top surface of the dragging rod, extending out of a pull rod, is positioned in a dragging groove, an unlocking slide sheet drives an unlocking transmission gear to rotate, the unlocking transmission gear drives a locking slide sheet to move downwards, so that a locking clamping point is withdrawn from a locking clamping groove on the pull rod (meanwhile, a limiting bulge in the middle of the locking slide sheet pushes a middle knob to reset), at the moment, the leftward movement of the rack dragging block drives the pull rod to move leftward, so that the lock tongue is driven to move to realize unlocking, the direct pressing of the handle to unlock the lock is avoided, namely, the cat eye unlocking is avoided, and the safety of the lock body is improved;

7. when a user is outside a door, a key is inserted into the lock cylinder, the handle is rotated clockwise to enable the handle driving gear to rotate, the handle driving gear drives the rack dragging block to move, the pushing inclined plane B on the rack dragging block pushes the pressing bearing to enable the transmission block A to move, the transmission block A enables the transmission block B to move through pulling the spring, so that the unlocking slide sheet is driven to move upwards, the unlocking slide sheet and the lower slide sheet are clamped through the clamping block, the unlocking slide sheet and the lower slide sheet synchronously move, the cylindrical pushing block on the unlocking slide sheet presses the dragging rod, the top surface of the dragging rod, extending out of the pull rod, is positioned in the dragging groove, the lower slide sheet drives the lock cylinder control gear to rotate, the lock cylinder control gear drives the counter-locking slide sheet to move downwards, the counter-locking fixture block moves downwards along with the counter-locking slide sheet, the slide block on the support plate pushes the counter-locking fixture block resetting inclined plane of the counter-locking fixture block to reset the counter-locking fixture block, the anti-lock clamping point returns to the inner side of the dead-lock clamping point, the anti-lock is released, the unlocking slide piece drives the unlocking transmission gear to rotate, the unlocking transmission gear drives the dead-lock slide piece to move downwards, so that the dead-lock clamping point exits from the dead-lock clamping groove on the pull rod, at the moment, the leftward movement of the rack dragging block drives the pull rod to move leftward, so that the lock tongue is driven to move to realize unlocking, and when the lock is unlocked, the lock tongue bottom plate presses the lock tongue pushing plate to push the lock tongue pushing plate to move leftward, the unlocking slide piece and the lower slide piece are not clamped to move synchronously any more, at the moment, the lower slide piece resets automatically due to the pulling of the spring, a user can pull out a key conveniently, and the user can unlock the lock quickly and conveniently by using the key externally;

8. a limit rotating block of the locking sliding sheet is rotatably connected to the supporting plate at one side of the return bulge arranged on the locking sliding sheet, which is back to the pull rod, a bottom knob is fixedly connected to the limit rotating block, and the bottom knob is a press type knob; when the bottom knob is pressed and rotated clockwise indoors, the limiting rotating block rotates 90 degrees clockwise, the limiting rotating block abuts against the return protrusion, the locking sliding sheet cannot move in the direction away from the pull rod, namely, the locking clamping point cannot exit from the locking clamping groove, so that the pull rod cannot move, the door is locked reversely in the interior, and the safety of the lock body is ensured; the bottom knob is a pressing rotary knob, so that children do not lock the bottom knob in a room;

9. when the handle rotates anticlockwise, the anti-prying driving rod pulls the anti-prying driving bulge to enable the anti-prying driving plate to slide, so that the anti-prying turntable drives the anti-prying part to rotate together until the anti-prying part is perpendicular to the bottom of the lock tongue, the lock tongue is prevented from being pried back, and the safety of the lock body is improved;

10. when the door is closed, the touch rod on the spring bolt is pressed by the door frame, the vertical edge of the spring bolt buckle plate is pressed by the touch rod, so that the fastening protrusion B is loosened to enable the spring bolt to be popped out to keep a locking state, namely, the spring bolts on the spring bolt bottom plate are all popped out, the situation that a user forgets to unlock is avoided, and all the spring bolts are automatically popped out and locked when the door is closed, so that the safety is ensured.

The invention is further described below with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic representation of the invention (with some parts).

Fig. 2 is a schematic view of the cover plate 13, the top lock draw bar 14 and the bottom lock draw bar 15.

Figure 3 is a schematic view of the invention (with parts).

Fig. 4 is a schematic view of the rack drag block 3.

Fig. 5 is a rear view of fig. 4.

Fig. 6 is a schematic view of the tie rod 5.

Fig. 7 is a schematic view of the partition plate 54.

Fig. 8 is a schematic view of the anti-pry actuator plate 231.

Fig. 9 is a schematic view of the tamper resistant retainer plate 236.

Fig. 10 is a schematic view of the anti-pry dial 232.

Fig. 11 is a schematic view of the tongue bottom 234.

Fig. 12 is a schematic view of anti-pry portion 235.

Fig. 13 is a schematic view of the touch base 241.

Fig. 14 is a schematic diagram of the touch bar 242, the touch slide 243 and the touch bearing 244.

Fig. 15 is a schematic view of the anti-sloshing block 245.

Fig. 16 is a schematic view of the invention (with some parts).

Fig. 17 is a schematic diagram of the transmission block a41 and the transmission block B43.

Fig. 18 is a schematic view of the invention (with some parts).

Figure 19 is a schematic view of cylinder lower slide 6, cylinder control gear 101 and counter-lock slide 7.

Fig. 20 is a schematic view of anti-lock latch 72.

Fig. 21 is a schematic view of the lock-back dial 9.

FIG. 22 is a schematic representation of the invention (with some parts).

Fig. 23 is a schematic view of cylinder slide 61, unlock drive gear 102 and lock slide 71.

FIG. 24 is a schematic view of the invention (with some parts).

Detailed Description

As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23 and 24, a handle-actuated lock body includes a base plate 1, a latch bolt 2, a pulling device, a key cylinder device and a handle; the right side edge part of the bottom plate 1 is movably connected with a bolt bottom plate 22, the left side and the right side of the bolt bottom plate 22 are respectively and fixedly connected with a pull rod 5 and a bolt 2 in a pulling device, the bolt bottom plate 22 is fixedly connected with a guide rod 21 on the same side of the pull rod 5, the bottom plate 1 is provided with a supporting block 11, the guide rod 21 is connected to the supporting block 11 in a sliding manner, a return spring is sleeved on the guide rod 21 and positioned between the bolt bottom plate 22 and the supporting block 11, a top lock pull rod 14 and a ground lock pull rod 15 are connected to a cover plate 13 in a sliding manner, the top lock pull rod 14 and the ground lock pull rod 15 are respectively connected with the bolt bottom plate 22 in a transmission manner, and the handle and the lock cylinder device are respectively arranged on the bottom plate 1 above and below the pull rod 5; a rack dragging block 3 in the pulling device is movably connected to a pull rod 5, and the rack dragging block 3 is in transmission connection with a handle; when the handle rotates clockwise, the rack dragging block 3 drives the unlocking sliding sheet 61 in the lock cylinder device to move towards the pull rod 5 through the transmission device 4, the pull rod 5 is movably connected with a dragging rod 53, one end of the dragging rod extends into a dragging hole 33 arranged on the rack dragging block 3 under the pushing of a cylindrical pushing block 611 at the end part of the unlocking sliding sheet 61, and the rack dragging block 3 drives the pull rod 5 to move to pull the lock tongue back to the lock body; a partition plate 54 is arranged between the pull rod 5 and the lock cylinder device, the partition plate 54 is fixedly connected to the bottom plate 1, a cylindrical through hole, a cylindrical sliding groove and a reverse locking through hole are formed in the partition plate 54, the cylindrical through hole is communicated with the cylindrical sliding groove, the bottom of the dragging rod 53 penetrates through the cylindrical through hole, the bottom of the dragging rod 53 is in a step shape, when the top end of the dragging rod 53 is pushed into the dragging hole 33 by the cylindrical pushing block 611, the rack dragging block 3 drags the pull rod 5 to move leftwards, at the moment, the step surface at the bottom of the dragging rod 53 is pressed on the side surface, in contact with the pull rod 5, of the cylindrical sliding groove in the partition plate 54, and the dragging rod 53 is prevented from automatically resetting due to shaking in the unlocking process; the lock tongue 2 is multiple, wherein the lock tongue 2 comprises two anti-prying lock tongues 23 and a touch lock tongue 24, the lock tongue bottom 234 of the anti-prying lock tongues 23 is fixedly connected to a lock tongue bottom plate 22, an anti-prying part 235 is rotatably connected to the lock tongue bottom 234, a rotating shaft of the anti-prying part 235 penetrates through the lock tongue bottom 234 and the lock tongue bottom plate 22 and then is positioned on the inner side of the lock tongue bottom plate 22 and is fixedly connected with an anti-prying rotary disc 232, the anti-prying rotary disc 232 is in transmission connection with an anti-prying drive plate 231, and the anti-prying drive plate 231 is in transmission connection with a handle through an anti-prying drive rod 26 and an anti-prying toggle rod 27 respectively; the touch base 241 for popping out the touch lock tongue 24 is fixedly connected to the lock tongue bottom plate 22, the touch sliding seat 243 is slidably connected in the touch base 241, the left side of the touch sliding seat 243 is fixedly connected with the touch rod 242, the lock cylinder device comprises a dead lock sliding sheet 71, the dead lock sliding sheet 71 and the unlocking sliding sheet 61 are respectively arranged at two sides of the lock cylinder shaft and are meshed with the unlocking transmission gear 102 sleeved on the lock cylinder shaft; when the unlocking slide sheet 61 moves towards the pull rod 5, the locking slide sheet 71 moves in the opposite direction, the locking clamping point 711 at the end part of the locking slide sheet exits from the locking clamping groove 52 arranged on the pull rod 5, the unlocking slide sheet 61 and the locking slide sheet 71 are respectively connected to the lower slide sheet 6 and the reverse locking slide sheet 7 in a sliding manner, the lower slide sheet 6 and the reverse locking slide sheet 7 are connected to the supporting plate 19 in a sliding manner, and the supporting plate 19 is fixedly connected to the bottom plate 1; reset springs are respectively arranged between the unlocking sliding piece 61 and one end, far away from the pull rod 5, of the lower sliding piece 6 and the bottom plate 1, the unlocking sliding piece 61 and the lower sliding piece 6 are clamped through a clamping block 8, the clamping block 8 is vertically and slidably connected to the unlocking sliding piece 61, and a pushing spring is arranged between the clamping block 8 and the unlocking sliding piece 61; a middle rotating block 103 is rotatably connected on the supporting plate 19 between the unlocking slide piece 61 and the locking slide piece 71, the middle rotating block 103 is fixedly connected with the middle knob, when the middle knob is rotated by 90 degrees anticlockwise indoors, the middle rotating block 103 pushes the catching block 8 so that the unlocking slide 61 is separated from the lower slide 6, and at this time, when the handle is rotated clockwise, the limit bulge at the edge of the locking slide sheet 71 pushes the middle rotating block 103 to reset, namely, the middle knob is reset, the lock core shaft is positioned below the unlocking transmission gear 102 and is clamped with a lock core control gear 101, the lock cylinder control gear 101 is respectively meshed with the lower slide 6 and the back locking slide 7, the end part of one end of the back locking slide 7 close to the pull rod 5 is provided with a back locking groove 701, the locking groove 701 is connected with a locking block 72 in a sliding way, the right side of the locking block 72 is provided with a convex locking point 721, and the left lock core shaft is clamped with the locking block 72.

The reverse lock dial 9 is pushed by the dragging rack 31, the reverse lock fixture block 72 is pushed out rightwards by the reverse lock dial 9, and a reverse lock fixture point 721 on the reverse lock dial is blocked below a lock fixture point 711 arranged in the direction that the lock slide sheet 71 exits from the lock fixture groove 52; the edge of the back locking fixture block 72 far away from the pull rod 5 is provided with a notch, the notch on the side close to the lock core shaft is provided with a reset inclined plane 722, the top of the back locking fixture block 72 is provided with a circular blind hole 723, a back locking fixture block positioning pushing spring 725 is placed in the circular blind hole 723, a back locking fixture block positioning steel ball 724 is pressed at the top of the back locking fixture block positioning pushing spring 725, the top of the inner side of the back locking groove 701 is provided with a back locking fixture block positioning clamping groove, the back locking fixture block positioning steel ball 724 is pressed in the back locking fixture block positioning clamping groove, the face of the dragging rack 31 facing the back locking dial 9 is provided with a back locking push rod 35, the back locking push rod 35 is connected to the back locking bracket 34 in a sliding mode, a compression spring is sleeved on the back locking push rod 35, the top end of the back locking push rod 35 is provided with a convex ring, and the compression spring is positioned between the convex ring and the back locking bracket 34; the reverse locking toggle protrusion 91 is contacted with the top end of the reverse locking push rod 35, and a push inclined plane A92 is arranged on the surface of the reverse locking toggle protrusion 91 facing the reverse locking fixture block 72; when a key is inserted into the lock core, the handle is rotated anticlockwise, the back locking push rod 35 pushes the back locking toggle protrusion 91, so that the back locking dial 9 rotates clockwise to push the inclined surface A92 to push the back locking clamping point 721 to be blocked below the dead locking clamping point 711, one side of the back locking slide sheet 7 close to the lock core shaft is provided with a dead locking pull-back protrusion 702, and the dead locking pull-back protrusion 702 is blocked on the side, facing the pull rod 5, of the return protrusion 713 arranged on the dead locking slide sheet 71; a limit rotating block 104 of the locking slide sheet 71 is rotatably connected to the supporting plate 19 at the side, opposite to the pull rod 5, of the return bulge 713 arranged on the locking slide sheet 71, and a bottom knob is fixedly connected to the limit rotating block 104 and is a pressing type knob; when the bottom knob is pressed and clockwise rotated indoors, the limiting rotating block 104 clockwise rotates 90 degrees, the limiting rotating block 104 abuts against the return protrusion 713, the locking sliding piece 71 cannot move in the direction away from the pull rod 5, the dragging rack 31 on the rack dragging block 3 is in transmission connection with the handle driving gear 16 through the handle transmission gear 17, the handle driving gear 16 is fixedly connected with one handle on each of two sides of the lock body located indoors and outdoors, the transmission device 4 comprises a transmission block A41 and a transmission block B43, the transmission block A41 is in sliding connection with the bottom plate 1, one end of the transmission block A41 extends out of the bottom of the pull rod 5, the end is provided with a pressing bearing 45, the axis of the rotating shaft of the pressing bearing is located on a vertical surface, and the pressing bearing 45 is in contact with a pushing inclined surface B32 on the rack dragging block 3; the transmission block B43 is connected with the other end of the transmission block A41 in a sliding manner, a pulling spring 44 is arranged between the transmission block B43 and the transmission block A41, the transmission block B43 is provided with a baffle, the unlocking slide sheet 61 is provided with a driving protrusion 612, and the driving protrusion 612 is positioned on the side where the baffle moves towards the pull rod 5; when the handle is rotated clockwise, the pushing inclined plane B32 on the rack dragging block 3 pushes the pressing bearing 45 to make the driving block a41 move upwards, the driving block a41 makes the driving block B43 move upwards by pulling the spring 44, so the unlocking slide sheet 61 is pushed to move towards the pull rod 5 by the driving protrusion 612, one end of the dragging rod 53 extends into the dragging hole 33 arranged on the rack dragging block 3, the anti-prying poking-back rod 27 is arranged below the supporting plate 19, the anti-prying poking-back rod 27 is rotationally connected on the bottom plate 1, the left end of the anti-prying poking-back rod 27 is contacted with the protrusion block at the bottom of the driving block B43, the right end of the anti-prying poking rod 27 is pressed on the anti-prying pull protrusion 313 on the anti-prying driving plate 231, the anti-prying driving plate 231 is slidably connected to the inner side of the lock tongue bottom plate 22, the anti-prying rotary plate 232 is provided with an anti-prying gear 233, the anti-prying gear 233 is engaged with the anti-prying rack on the anti-prying driving plate 231, the rotary plate 232 is provided with a reset protrusion, a return spring is arranged between the return bulge and the bolt bottom plate 22; the bottom plate 1 is rotatably connected with an anti-prying driving rod 26, the left end of the anti-prying driving rod 26 is in contact with an anti-prying boss on the handle driving gear 16, and the right end of the anti-prying driving rod 26 is pressed on an anti-prying driving boss 311 on an anti-prying driving plate 231; the anti-prying driving plate 231 is provided with an anti-prying resisting protrusion 312, the inner side surface of the lock bolt bottom plate 22 is rotatably connected with an anti-prying resisting plate 236, a resisting spring is arranged between the anti-prying resisting plate 236 and the lock bolt bottom plate 22, the front end of the anti-prying resisting plate 236 is pressed on the anti-prying resisting protrusion 312, the bottom of the anti-prying resisting plate 236 is provided with a resisting pull-back protrusion 237, the right end of the anti-prying pull-back rod 27 is pressed on the resisting pull-back protrusion 237, the touch rod 242 is sleeved with a return spring, the return spring is positioned between the touch slide 243 and the lock bolt bottom plate 22, and the right side of the touch slide 243 is rotatably connected with a touch bearing 244; a fastening bulge A51 is arranged at the joint of the pull rod 5 and the bolt bottom plate 22; the lock tongue buckle plate 25 is rotatably connected to the bottom plate 1, the lock tongue buckle plate 25 is L-shaped, the joint of the vertical edge and the horizontal edge of the lock tongue buckle plate 25 is rotatably connected to the bottom plate 1, a fastening spring is arranged between the vertical edge and the bottom plate 1, a fastening bulge B is arranged at the right end of the horizontal edge, and the right side surface of the fastening bulge B is an inclined surface; when the lock is unlocked, the pull rod 5 drives the lock tongue 2 to move leftwards, the left side surface of the fastening protrusion A51 presses the right side surface of the fastening protrusion B to push the fastening protrusion B to move to the left, the pull rod 5 continues to move leftwards until the fastening protrusion B is fastened on the fastening protrusion A51 to enable the lock tongue 2 to keep an unlocked state, when the door is closed, the touch rod 242 on the lock tongue is pressed by a door frame, the touch rod 242 presses the vertical edge of the lock tongue buckle 25 to enable the fastening protrusion B to loosen the fastening protrusion A51 to enable the lock tongue 2 to pop out to keep a locked state, the unlocking slide sheet 61 and the locking slide sheet 71 are provided with pressure plates 105, the pressure plates 105 are fixedly connected with the supporting plate 19, a reset spring is arranged between the lock core control shaft and the pressure plates 105, and the pressure plates 105 are slidably connected with the clamping block pushing plates 106; when the lock is unlocked, the lock tongue bottom plate 22 presses the clamping block pushing plate 106 to enable the clamping block pushing plate 106 to press the clamping block 8, so that the unlocking slide sheet 61 is separated from the lower slide sheet 6, and the lower slide sheet 6 automatically resets due to the pulling of the reset spring, so that the key is driven to reset; a packaging plate 12 is arranged above the pressure plate 105, the rack dragging block 3, the handle transmission gear 17 and the handle driving gear 16, the packaging plate 12 is fixedly connected with the bottom plate 1, two sides of the touch base 241 are respectively and movably connected with an anti-shaking block 245, the upper part of the anti-shaking block 245 is an anti-shaking inclined block, the lower part of the anti-shaking block 245 is a sliding cylinder, two sides of the touch base 241 are provided with circular sliding grooves, the sliding cylinder is positioned in the circular sliding grooves, circular blind holes are arranged on the sliding cylinder, and a space between each circular blind hole and the lock tongue bottom plate is reserved between each circular blind hole and the lock tongue bottom plate

An anti-shaking spring is arranged.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.

Claims

1. A handle drive lock body which characterized in that: comprises a bottom plate (1), a bolt (2), a pulling device, a lock cylinder device and a handle; the right side edge part of the bottom plate (1) is movably connected with a bolt bottom plate (22), the left side and the right side of the bolt bottom plate (22) are respectively and fixedly connected with a pull rod (5) and a bolt (2) in a pulling device, and the handle and the lock cylinder device are respectively arranged on the bottom plate (1) above and below the pull rod (5); a rack dragging block (3) in the pulling device is movably connected to a pull rod (5), and the rack dragging block (3) is in transmission connection with a handle; when the handle rotates clockwise, the rack dragging block (3) drives an unlocking sliding sheet (61) in the lock cylinder device to move towards the pull rod (5) through the transmission device (4), the pull rod (5) is movably connected with a dragging rod (53), one end of the dragging rod stretches into a dragging hole (33) formed in the rack dragging block (3) under the pushing of the end part of the unlocking sliding sheet (61), and the rack dragging block (3) drives the pull rod (5) to move so as to pull the lock tongue back to the lock body; the lock bolt (2) is multiple, wherein the lock bolt comprises two anti-prying lock bolts (23) and a touch lock bolt (24), the lock bolt bottom (234) of each anti-prying lock bolt (23) is fixedly connected to the lock bolt bottom plate (22), the anti-prying part (235) is rotatably connected to the lock bolt bottom (234), a rotating shaft of the anti-prying part (235) penetrates through the lock bolt bottom (234) and the lock bolt bottom plate (22) and then is positioned on the inner side of the lock bolt bottom plate (22) and fixedly connected with the anti-prying turntable (232), the anti-prying turntable (232) is in transmission connection with the anti-prying drive plate (231), and the anti-prying drive plate (231) is in transmission connection with the anti-prying toggle rod (27) and the handle through the anti-prying drive rod (26); the touch base (241) for popping out the touch lock tongue (24) is fixedly connected to the lock tongue bottom plate (22), the touch sliding seat (243) is connected in the touch base (241) in a sliding manner, and the left side of the touch sliding seat (243) is fixedly connected with the touch rod (242).

2. A handle driven lock according to claim 1, wherein: the lock core device comprises a dead lock sliding sheet (71), the dead lock sliding sheet (71) and an unlocking sliding sheet (61) are respectively arranged on two sides of the lock core shaft and are meshed with an unlocking transmission gear (102) sleeved on the lock core shaft; when the unlocking slide sheet (61) moves towards the pull rod (5), the locking slide sheet (71) moves in the opposite direction, and the end part of the locking slide sheet is withdrawn from a locking clamping groove (52) arranged on the pull rod (5).

3. A handle driven lock according to claim 2, wherein: the unlocking slide sheet (61) and the locking slide sheet (71) are respectively connected to the lower slide sheet (6) and the locking slide sheet (7) in a sliding manner, the lower slide sheet (6) and the locking slide sheet (7) are connected to the supporting plate (19) in a sliding manner, and the supporting plate (19) is fixedly connected to the bottom plate (1); reset springs are respectively arranged between one ends of the unlocking slide sheet (61) and the lower slide sheet (6) far away from the pull rod (5) and the bottom plate (1).

4. A handle driven lock according to claim 3, wherein: the unlocking slide sheet (61) is clamped with the lower slide sheet (6) through a clamping block (8), the clamping block (8) is vertically connected to the unlocking slide sheet (61) in a sliding mode, and a pushing spring is arranged between the clamping block (8) and the unlocking slide sheet (61); rotate on the backup pad (19) of unblanking gleitbretter (61) and locking between the gleitbretter (71) of dying and be connected with middle part turning block (103), this middle part turning block (103) and middle part knob fixed connection, when at indoor anticlockwise rotation middle part knob 90, then middle part turning block (103) promote joint piece (8), make unblank gleitbretter (61) and lower gleitbretter (6) separation, at this moment, when clockwise turning handle, the spacing arch of locking gleitbretter (71) limit portion promotes middle part turning block (103) and resets, the lock core axle is located unblanking drive gear (102) below joint and has lock core control gear (101), lock core control gear (101) mesh with lower gleitbretter (6), anti-lock gleitbretter (7) respectively.

5. A handle driven lock according to claim 3, wherein: the end part of one end, close to the pull rod (5), of the back locking sliding sheet (7) is provided with a back locking groove (701), a back locking fixture block (72) is connected in the back locking groove (701) in a sliding mode, a protruding back locking fixture point (721) is arranged on the right side of the back locking fixture block (72), a back locking dial plate (9) is clamped on a lock core shaft on the left side, the back locking dial plate (9) is pushed by the dragging rack (31) to push the back locking fixture block (72) out rightwards, and the back locking fixture point (721) on the back locking dial plate is blocked below a lock dead clamping point (711) arranged in the direction that the lock dead sliding sheet (71) exits from the lock dead clamping groove (52); the edge of the counter locking clamping block (72) far away from the pull rod (5) is provided with a notch, the notch on the side close to the lock core shaft is provided with a reset inclined plane (722), the surface of the dragging rack (31) facing the counter locking driving plate (9) is provided with a counter locking push rod (35), the counter locking push rod (35) is connected to the counter locking support (34) in a sliding manner, a pressure spring is sleeved on the counter locking push rod (35), the top end of the counter locking push rod (35) is provided with a raised circular ring, and the pressure spring is positioned between the raised circular ring and the counter locking support (34); the reverse locking toggle protrusion (91) is contacted with the top end of the reverse locking push rod (35), and a push inclined plane A (92) is arranged on the surface of the reverse locking toggle protrusion (91) facing the reverse locking fixture block (72).

6. A handle driven lock according to claim 3, wherein: one side of the anti-locking sliding sheet (7) close to the lock core shaft is provided with a dead lock pull-back protrusion (702), and the dead lock pull-back protrusion (702) is blocked on the side, facing the pull rod (5), of a return protrusion (713) arranged on the dead lock sliding sheet (71); a limit rotating block (104) of the locking slide sheet (71) is rotatably connected to the supporting plate (19) on the side, back to the pull rod (5), of the return protrusion (713) arranged on the locking slide sheet (71), a bottom knob is fixedly connected to the limit rotating block (104), and the bottom knob is a pressing type knob.

7. A handle driven lock according to claim 1 or 2, wherein: the dragging rack (31) on the rack dragging block (3) is in transmission connection with a handle driving gear (16) through a handle transmission gear (17), and the handle driving gear (16) is located on two sides of the indoor and outdoor lock body and is fixedly connected with a handle.

8. A handle driven lock according to claim 1 or 2, wherein: the transmission device (4) comprises a transmission block A (41) and a transmission block B (43), the transmission block A (41) is connected to the bottom plate (1) in a sliding mode, one end of the transmission block A (41) extends out of the bottom of the pull rod (5), a pressing bearing (45) with a rotating shaft located on a vertical surface is arranged at the end of the transmission block A, and the pressing bearing (45) is in contact with a pushing inclined surface B (32) on the rack dragging block (3); the driving block B (43) is connected to the other end of the driving block A (41) in a sliding mode, a pulling spring (44) is arranged between the driving block B (43) and the driving block A (41), the driving block B (43) is provided with a baffle, a driving protrusion (612) is arranged on the unlocking slide sheet (61), and the driving protrusion (612) is located on the side, moving towards the pull rod (5), of the baffle.

9. A handle driven lock according to claim 6 wherein: an anti-prying toggle rod (27) is arranged below the supporting plate (19), the anti-prying toggle rod (27) is rotatably connected onto the bottom plate (1), the left end of the anti-prying toggle rod (27) is in contact with a convex block at the bottom of the transmission block B (43), the right end of the anti-prying toggle rod (27) is pressed on an anti-prying toggle protrusion (313) on the anti-prying drive plate (231), the anti-prying drive plate (231) is slidably connected to the inner side of the lock tongue bottom plate (22), an anti-prying gear (233) is arranged on the anti-prying turntable (232), the anti-prying gear (233) is meshed with an anti-prying rack on the anti-prying drive plate (231), a reset protrusion is arranged on the anti-prying turntable (232), and a reset spring is arranged between the reset protrusion and the lock tongue bottom plate (22); the bottom plate (1) is rotatably connected with a prying-resistant driving rod (26), the left end of the prying-resistant driving rod (26) is in contact with a prying-resistant bulge on the handle driving gear (16), and the right end of the prying-resistant driving rod (26) is pressed on a prying-resistant driving bulge (311) on the prying-resistant driving plate (231); the anti-prying anti-deadlocking device is characterized in that an anti-prying anti-deadlocking protrusion (312) is arranged on the anti-prying driving plate (231), an anti-prying anti-deadlocking plate (236) is rotatably connected to the inner side face of the lock bolt bottom plate (22), an anti-deadlocking spring is arranged between the anti-prying anti-deadlocking plate (236) and the lock bolt bottom plate (22), the front end of the anti-prying anti-deadlocking plate (236) is pressed on the anti-prying anti-deadlocking protrusion (312), the bottom of the anti-prying anti-deadlocking plate (236) is provided with an anti-deadlocking pull-back protrusion (237), and the right end of the anti-prying pull-back rod (27) is pressed on the anti-deadlocking pull-back protrusion (237).

10. A handle driven lock according to claim 8, wherein: the touch rod (242) is sleeved with a return spring which is positioned between the touch sliding seat (243) and the lock tongue bottom plate (22), and the right side of the touch sliding seat (243) is rotatably connected with a touch bearing (244); a fastening bulge A (51) is arranged at the joint of the pull rod (5) and the bolt bottom plate (22); the lock bolt buckle plate (25) is rotatably connected to the bottom plate (1), the lock bolt buckle plate (25) is L-shaped, the joint of the vertical edge and the horizontal edge of the lock bolt buckle plate is rotatably connected to the bottom plate (1), a fastening spring is arranged between the vertical edge and the bottom plate (1), a fastening bulge B is arranged at the right end of the horizontal edge, and the right side surface of the fastening bulge B is an inclined plane; when the door is closed, a touch rod (242) on the lock tongue is pressed by a door frame, the vertical edge of the touch rod (242) pressing the lock tongue buckle plate (25) enables the touch protrusion B to loosen the touch protrusion A (51) so that the lock tongue (2) pops up to keep the locked state.