CN201730389U

CN201730389U - Lock body

Info

Publication number: CN201730389U
Application number: CN2010202507588U
Authority: CN
Inventors: 傅海
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-07-06
Filing date: 2010-07-06
Publication date: 2011-02-02
Anticipated expiration: 2020-07-06

Abstract

The utility model relates to a lock body which comprises a lock shell, a toggle piece, a connecting rod, a first moving wheel, a second moving wheel, a locking piece, a locking transmission piece and a reset piece; the connecting rod is provided with a connecting rod lug part for pushing the second moving wheel; one end of the second moving wheel is connected with the locking transmission piece in a contact way; the locking transmission piece is movably connected with a latch hook; the first moving wheel is connected with the other end of the connecting rod in a contact way; and a second pushing part is connected with the locking transmission piece in a contact way. When the lock body is locked, the second moving wheel does not block the connecting rod under the pressure of the reset piece, and the first moving wheel does not contact with the connecting rod any more. And then a handle is rotated; and although the handle can drive the first moving wheel to move, the handle cannot drive the connecting rod to advance and drive the latch hook to move; and therefore, others can rotate the handle but cannot unlock when locking the lock body, thereby solving the problem that traditional lock bodies are easy to suffer from artificial damage.

Description

A kind of lock body

Technical field

The utility model belongs to field of lockset, relates in particular to a kind of lock body.

Background technology

Lock body is a kind of in the lockset commonly used, is widely used among various types of door and windows.The lock body of Xiao Shouing is a feast for the eyes in the market, and comparatively common has two kinds, is now introduced respectively.

First kind of lock body comprises handle, square tongue, oblique tongue and lock core, and described side's tongue is a fastening device, and described handle is controlled the motion of oblique tongue, described lock core controlling party tongue motion.Because the lock core of this lock body is not directly controlled handle, can prevent that therefore other people from destroying handle and lock core by pressing down means such as handle.But when this lock body need increase the lock point for Multi-point locking, because the motion of direct controlling party tongue of lock core and lock point, and the rotation of lock core is controlled by key, because the radius of gyration of key is less, the moment that is produced is also less than normal, therefore the motion of the side's of drive tongue and Multiple locking point difficulty comparatively, often have key to be out of shape owing to overexertion in addition fracture and latch hook and lock point because unlatching or close that strength is too small can not effectively open or the situation generation of locking.

Second kind of lock body also comprises handle, square tongue, oblique tongue and lock core, and wherein handle is used for controlling party tongue and the tiltedly motion of tongue, when user's locking lock body, rotates up handle, and the handle side of drive tongue and oblique tongue and other Multiple locking point are finished locking and moved; Lock body is after finishing the locking action, and handle is fixed by the locking device on the lock body can't backspin.When the user opens lock body, use key operated lock core, lock core is opened locking device and is made its no longer fixedly handle, following rotation handle, the handle side of drive tongue and oblique tongue and other Multiple locking point are finished breakdown action.

Handle on the above-mentioned lock body can produce bigger moment of torsion, can realize the function of locking and unlatching preferably.But this lock body is when locking, and handle is fixed by locking device, and other people press down means such as handle easily by brute force, destroys being connected between handle and the locking device, makes no longer fixedly handle of locking device, reaches the purpose of opening lock body.Simultaneously when locking states, regular maloperation meeting makes locking device destructions that is worn, the life-span of reduction lock body.

The utility model content

The purpose of this utility model is to provide a kind of lock body, is intended to solve suffering artificial damage easily and can not effectively driving the problem that fastening device moves of existing lock body existence.

The utility model is to realize like this, a kind of lock body, comprise lock housing, connecting rod, first moving wheel, second moving wheel, fastening device, be used to stir the shifting part of connecting rod motion, be used to drive the locking driving member of fastening device motion and be used for the return unit that second moving wheel resets, described shifting part, connecting rod, first moving wheel, second moving wheel, fastening device, locking driving member and return unit all are installed in the lock housing, wherein, what described connecting rod slidably moved is installed within the lock housing, and described first moving wheel and second moving wheel are rotating to be installed within the lock housing; One end of described shifting part and connecting rod is accessibly connected, described connecting rod is provided with a connecting rod jut that is used to promote second moving wheel, one end of the described connecting rod jut and second moving wheel is accessibly connected, the other end of described second moving wheel and locking driving member are accessibly connected, and described locking driving member is connected with fastening device; Described first moving wheel is provided with first pushing part and second pushing part, and the other end of described first pushing part and connecting rod is accessibly connected, and described second pushing part and locking driving member are accessibly connected; This return unit is connected with the contact of second moving wheel.

Wherein, described fastening device is a latch hook, and described shifting part is a lock core, and described lock core comprises that one is used to stir the lock core rotation section of connecting rod motion, and an end of described lock core rotation section and connecting rod is accessibly connected.

Wherein, also comprise an oblique tongue unit, described oblique tongue cell arrangement is in lock housing, and this oblique tongue unit comprises oblique tongue body, drives the oblique tongue driving member of oblique tongue body motion and drives the 3rd moving wheel that oblique tongue driving member moves; Described the 3rd moving wheel is rotating to be installed in the lock housing, and the one end is connected with first moving wheel, and the other end is connected with oblique tongue driving member, described oblique tongue driving member and tiltedly tongue body flexible connection.

Wherein, described oblique tongue unit also comprises first spring and second spring, and described first spring is installed between oblique tongue body and the oblique tongue driving member, and described second spring is installed between oblique tongue driving member and the lock housing.

Wherein, comprise that also one is used to drive the handle of first moving wheel motion and be used for the reset unit that handle resets, described handle is connected with first moving wheel, described reset unit comprises a release link and the 3rd spring, what described release link was slidably moved is installed within the lock housing, it is connected with first moving wheel, and described the 3rd spring is installed between release link and the lock housing.

Wherein, also comprise a lock dot element, the lock point driving member that described lock dot element comprises lock point body and is used to move with the movable lock point body, described lock point driving member one end is connected with the locking driving member, and the other end is connected with lock point body.

Wherein, described lock point driving member comprises first lock point drive link, second lock point drive link and the 3rd lock point drive link, wherein, between the described first lock point drive link and the second lock point drive link, the second lock point drive link and the 3rd is locked between the drive link and is flexible connection.

Wherein, described second pushing part comprises that being used to promote first of locking driving member promotes the tooth and the second promotion tooth, and the described first promotion tooth and second promotes tooth and all is accessibly connected with the locking driving member.

Wherein, described second moving wheel comprises that being used to promote the 3rd of locking driving member promotes tooth and the 4th promotion tooth, and described the 3rd promotion tooth and the 4th promotes tooth and all is accessibly connected with the locking driving member.

Wherein, described connecting rod is provided with and is used for the back-moving spring that connecting rod resets.

After adopting above technical scheme, when wanting the locking lock body, the rotation shifting part, shifting part is stirred on the connecting rod and is moved, when the connecting rod jut on the connecting rod passed through second moving wheel, second moving wheel was subjected to the backstop of return unit, blocks connecting rod it is no longer moved down; At this moment, the rotation handle drives the motion of first moving wheel, and first moving wheel moves by driving connecting rod, second moving wheel, locking driving member and fastening device, thereby realizes the locking of lock body.

Behind the lock body locking, described second moving wheel is subjected to the pressure of return unit and no longer stops connecting rod, and described connecting rod resets downwards, and described first moving wheel no longer contacts with connecting rod.At this moment, rotate handle again, though handle can drive the motion of first moving wheel, but can not drive connecting rod and then drive the fastening device motion, therefore, described lock body can rotate handle but can't release when locking, handle maintains static, suffers easily the artificial problem of damaging when having solved the lock body locking that existing lock body exists.

Because the motion of the fastening device of described lock body and lock point body is to be controlled by handle, described handle can effectively drive the motion of fastening device and lock point body, efficiently solves the key that motion produced that uses key control fastening device and lock point body and deforms even fracture owing to overexertion and key can not effectively drive latch hook realization locking or the problem of the function of unblanking.

Description of drawings

Fig. 1 is that the master of the lock body internal construction that provides of the utility model embodiment looks schematic diagram.

Fig. 2 is the schematic diagram when first moving wheel drives the latch hook locking among the utility model embodiment 1.

Fig. 3 is the schematic diagram during the lock body locking states among the utility model embodiment 1.

Fig. 4 is the schematic diagram during the lock body release among the utility model embodiment 1.

Fig. 5 is the motion state diagram of oblique tongue unit among the utility model embodiment 2.

Fig. 6 is the lock body inner body schematic diagram that the utility model embodiment provides

Fig. 7 is that the master of the last lock housing that provides of the utility model embodiment looks schematic diagram.

Fig. 8 is that the master of the following lock housing that provides of the utility model embodiment looks schematic diagram.

Fig. 9 is that the master of the connecting rod that provides of the utility model embodiment looks schematic diagram.

Figure 10 is that the master of the release link that provides of the utility model embodiment looks schematic diagram.

Figure 11 is that the master of first moving wheel that provides of the utility model embodiment looks schematic diagram.

Figure 12 is that the master of second moving wheel that provides of the utility model embodiment looks schematic diagram.

Figure 13 is that the master of the 3rd moving wheel that provides of the utility model embodiment looks schematic diagram.

Figure 14 is the exploded perspective view of the lock body that provides of the utility model embodiment.

The specific embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

Embodiment 1

See also Fig. 1-14, the utility model provides a kind of lock body, comprise lock housing 1, shifting part, connecting rod 21, first moving wheel 23, second moving wheel 22, fastening device, return unit 27 and locking driving member, described lock housing 1 comprises lock housing 11 and following lock housing 12, the described lock housing 11 that goes up is connected with following lock housing 12 screws, forms a cavity that is used to install other component.Described shifting part, connecting rod 21, first moving wheel 23, second moving wheel 22, fastening device, return unit 27 and locking driving member all are installed within the lock housing 1.Wherein, described locking driving member comprises portion of being in transmission connection 24 and driver blade 25, and described portion 24 and the driver blade 25 of being in transmission connection removably connects.

See also Fig. 1-14, the main effect of described shifting part is that unlatching and the locking for lock body provides power, and in the present embodiment, described shifting part is a lock core 20.The main effect of described fastening device is by cooperatively interacting with the lock (not shown) that is installed on the doorframe and window frame, realizing the unlatching and the locking of door and window.In the present embodiment, described fastening device is a latch hook 26.

See also Fig. 1-4 and Fig. 6-13, described lock core 20 is installed on an end of lock housing 1, and these lock core 20 1 sides are provided with connecting rod 21, and what described connecting rod 21 slidably moved is installed in the lock housing 1, and described lock core 20 is accessibly connected with connecting rod 21.Specifically, described lock core 20 comprises a keyhole 201 and lock core rotation section 202, and when the user inserted keyhole 201 rotary locking cylinder rotation sections 202 with key, described lock core rotation section 202 can promote connecting rod 21 and move up, and sees Fig. 4 for details.

See also Fig. 1-4 and Fig. 6-13, described connecting rod 21 is provided with a back-moving spring 211 and connecting rod jut 212, and described back-moving spring 211 is installed on the below of connecting rod 21, is used for resetting of connecting rod 21.The lower end of the described connecting rod jut 212 and second moving wheel 22 is accessibly connected, the upper end of described second moving wheel 22 is accessibly connected with the portion 24 that is in transmission connection, described portion 24 and the driver blade 25 of being in transmission connection removably connects, and described driver blade 25 interconnects with latch hook 26.

See also Fig. 1-4 and Fig. 6-13, offer a square hole 235 in the middle of described first moving wheel 23, described square hole 235 is used to install the handle (not shown), and described handle generally is in state parallel to the ground, to make things convenient for user's use.See also Fig. 1-4 and Fig. 6-13, described first moving wheel 23 also is provided with first pushing part 233 and second pushing part, described first pushing part 233 is accessibly connected with the upper end of connecting rod 21, described second pushing part is accessibly connected with the portion 24 that is in transmission connection, and this second pushing part comprises that first promotes the tooth 231 and the second promotion tooth 232.Described return unit 27 is installed on a side of second moving wheel 22, and this return unit 27 is connected with 22 contacts of second moving wheel.

In the present embodiment, described connecting rod 21 mainly plays the bridge joint effect, and first moving wheel 23 could drive 22 motions of second moving wheel by the bridge joint of connecting rod 21.Specifically, when the user inserted keyhole 201 rotary locking cylinders with key, described lock core rotation section 202 can promote the lower end of connecting rod 21 and connecting rod 21 is moved up, and described connecting rod jut 212 pushes and pass through the lower end 221 of second moving wheel 22; When connecting rod jut 212 passed through the lower end 221 of second moving wheel 22, because the pressure of return unit 27, described connecting rod jut 212 was stuck in the top of second moving wheel 22, no longer moves downward.In the present embodiment, described return unit 27 is a torsion spring, and it is installed on a side of second moving wheel 22 and is connected with 22 contacts of second moving wheel, and this return unit 27 keeps certain pressure to the upper end of second moving wheel 22 all the time.Certainly, described return unit 27 also can be other elastic components, and mounting means also can be other modes, as long as it can realize torsion spring role in the present embodiment.

When the user rotates handle and drives first moving wheel 23 and be rotated counterclockwise, first pushing part 233 on first moving wheel 23 promotes connecting rod 21 and moves downward, described connecting rod jut 212 promotes the lower end 221 of second moving wheel 22 downwards and second moving wheel 22 is rotated, described second moving wheel 22 upper ends promote to be in transmission connection portion 24 and driver blade 25 motions, described driver blade 25 drives latch hook 26 and is rotated counterclockwise, thereby realizes the release of push-and-pull lock body.

In the present embodiment, the course of work of described lock body is as follows:

See also Fig. 2 and Fig. 3, when needs locking lock body, handle is turned clockwise, handle drives first moving wheel 23 and turns clockwise, on described first moving wheel 23 first promotes tooth 231 and second and promotes tooth 232 promote to be in transmission connection portion 24 and driver blade 25 and move downward and drive latch hook 26 and turn clockwise, the latch hook dextrorotation goes in the lock on the doorframe and window frame, thereby realizes the locking of lock body.Behind the lock body locking, described handle is also rotatable, and described handle also can drive the rotation of first moving wheel 23, but the rotation of first moving wheel 23 at this moment can not contact with connecting rod 21, can not produce gearing to portion of being in transmission connection 24 and driver blade 25, can be with the lock body release yet.

Because lock body handle when locking can freely rotate and the locking of lock body is not produced any influence, efficiently solving existing lock body handle when locking maintains static, other people are easily by pressing down means such as handle, destroy being connected between handle and the lock core, make no longer fixedly handle of lock core, thereby realize the problem of release.

See also Fig. 4, when needs are opened lock body, key is inserted keyhole 201 and rotary locking cylinder, described lock core rotation section 202 promotes the lower end of connecting rod 21 and connecting rod 21 is moved up, and described connecting rod jut 212 is pressed through the lower end 221 of second moving wheel 22 and is stuck in the top of second moving wheel 22.Rotate handle this moment, described handle drives first moving wheel 23 and is rotated counterclockwise, first pushing part 233 on first moving wheel 23 promotes connecting rod 21 and moves downward, described connecting rod jut 212 promotes the lower end 221 of second moving wheel 22 downwards and second moving wheel 22 is rotated, described second moving wheel 22 upper ends promote to be in transmission connection portion 24, driver blade 25 motions, and drive latch hook 26 and be rotated counterclockwise, thereby realize the release of push-and-pull lock body.After release is finished, the upper end of top second moving wheel 22 on the described return unit 27, connecting rod jut 212 is no longer blocked in the lower end 221 of described second moving wheel 22, and back-moving spring 211 drives connecting rod 22 and resets downwards, and described first moving wheel is in the state that can not contact connecting rod 22 again.

In the present embodiment, second pushing part on described first moving wheel 23 comprises that two promote tooth, promptly first promote the tooth 231 and the second promotion tooth 232, equally, the upper end of described second moving wheel 22 also is provided with two and promotes tooth, promptly the 3rd promotes tooth 222 and the 4th promotion tooth 223, promoting tooth with one of employing compares, adopt two promotion teeth guaranteeing that promoting the tooth movement travel satisfies under the prerequisite of actual needs, can effectively reduce the height that promotes tooth, reduced taking lock housing 1 inner space.In addition, because it is less to promote tooth height, intensity is also improved accordingly.

Embodiment 2

Please in conjunction with consulting Fig. 1-4 and Fig. 5, embodiment 2 has increased by an oblique tongue unit on the basis of embodiment 1.Described oblique tongue cell arrangement is in lock housing 1, it comprises the 3rd moving wheel 30, oblique tongue driving member 31 and oblique tongue body 32, described the 3rd moving wheel 30 1 ends are connected with first moving wheel 23, and the other end is connected with oblique tongue driving member 31, and described oblique tongue driving member 31 is connected with oblique tongue body 32.

See also Fig. 5, Figure 11 and Figure 13, described first moving wheel 23 is provided with first driving cog 234, the both sides of described the 3rd moving wheel 30 are provided with second driving cog 301 and the 3rd driving cog 302, described oblique tongue driving member 31 is provided with the 4th driving cog 311, described first driving cog 234 is meshed with second driving cog 301, described the

3rd driving cog

302 and 311 engagements of the 4th driving cog, described oblique tongue body 32 is movably installed on the oblique tongue driving member 31.

See also Fig. 5, described oblique tongue body 32 is provided with a connecting axle 321, described connecting axle 321 is installed in the circular hole that oblique tongue driving member 31 is provided with, be provided with a fixture 322 in the lower end of connecting axle 321, because the diameter of fixture 322 is greater than the diameter of circular hole, therefore described oblique tongue body 32 can only tiltedly move on the tongue driving member 31 in connecting axle 321 scopes.See also Fig. 5, tiltedly also be provided with first spring 33 and second spring 34 on tongue body 32 and the oblique tongue driving member 31, described first spring 33 is installed on the connecting axle 321, and described second spring 34 is installed between oblique tongue driving member 31 and the lock housing.

When closing the doors and windows, described oblique tongue body 32 striking door window frames and pressurized retraction, described first spring 33 also is compressed thereupon, and after door and window was closed, described first spring 33 resetted and drives in the lock that oblique tongue body 32 inserts on the doorframe and window frame.Certainly, after door and window was closed, the user also can be rotated in a clockwise direction handle, with the locking hook lock, specifically saw also embodiment 1.

When needs are opened door and window, the user rotates handle in the counterclockwise direction, second driving cog 302 that described first driving cog 234 drives on the 3rd moving wheel 30 turns clockwise, described the 3rd driving cog 302 drives oblique tongue driving member 31 and moves inwards, described oblique tongue body 32 also bounces back thereupon, described second spring 34 is compression thereupon also, and at this moment described lock body is in opening.

Certainly, if this moment latch hook 26 when be locking states, usefulness key rotary locking cylinder 20 earlier, make connecting rod 21 be in bridge status, after handle is rotated in the counterclockwise direction, first pushing part 233 of first moving wheel 23 promotes second moving wheel 22 and opens latch hooks 26, specifically sees also embodiment 1.In addition, described first moving wheel 23 is in the process of rotation, and first driving cog 234 on it drives the 3rd moving wheel 30, tiltedly tongue driving member 31 motions, and described oblique tongue body 32 bounces back thereupon, described second spring 34 is compressed, and at this moment whole lock body is in opening.

After door and window is opened, unclamp handle, described second spring 34 resets, and drives oblique tongue driving member 31, the 3rd moving wheel 30, first moving wheel 23 and handle and move along opposite direction, thereby realizes handle and oblique resetting of tongue body 32.In the present embodiment, described first spring 33 can play the effect that oblique tongue body 32 is resetted, and described second spring 34 can play the effect that handle and oblique tongue body 32 are resetted.

See also Fig. 1, Fig. 5, Figure 10 and Figure 14, in embodiment 1 and embodiment 2, described lock body also comprises a reset unit, described reset unit is mainly used in resetting of handle, it comprises a release link 40 and the 3rd spring 41, described release link 40 is provided with one the 5th driving cog 43 and spring mounting groove 42, and described the 5th driving cog 43 and first driving cog 234 are connected with a joggle, and described the 3rd spring 41 is installed among the spring mounting groove 42.When the user turned clockwise hand holding lock locking hook 26, first driving cog 234 drove release link 40 by the 5th driving cog 43 and moves upward the 41 stressed stretchings of described the 3rd spring; When latch hook 26 was in locking states, the 3rd spring 41 resetted, and described release link 40 drive handles reset and are returned to level.

See also Fig. 1-4 and Figure 14, in embodiment 1 and embodiment 2, described lock body also comprises a lock dot element, described lock dot element comprises first lock point drive link 50, second lock point drive link 51 and the 3rd lock point drive link 52 and lock point body, wherein said first lock point drive link 50 is connected with the portion of being in transmission connection 24, described second lock point drive link 51 and first lock point drive link 50 flexibly connect, described the 3rd lock point drive link 52 and second lock point drive link 51 flexibly connect, and described the 3rd lock point drive link 52 is connected with lock point bar 53.In the present embodiment, described lock point body is lock point bar 53, and described lock point bar 53 is provided with some lock point (not shown)s that are used for the locking door and window.

When the user along the handle that turns clockwise drive the portion 24 that is in transmission connection, when driver blade 25 moves downward, the described portion 24 that is in transmission connection drives the first lock point drive link 50, the second lock point drive link 51, the 3rd lock point drive link 52 and a lock point bar 53 simultaneously and moves downward.When described lock point bar 53 moved downward, the lock (not shown) on the lock dotted or gate window frame on it realized locking.Same reason, when the user edge is rotated counterclockwise the release of handle realization lock body, the described portion 24 that is in transmission connection also can drive first lock point drive link 50, second lock point drive link 51, the 3rd lock point drive link 52 and lock point bar 53 simultaneously and move upward, and realizes the release of lock on the lock dotted or gate window frame.

After adopting above technical scheme, the setting of three lock point drive links (first lock point drive link 50, second lock point drive link 51 and the 3rd lock point drive link 52) can realize preferably that the portion of being in transmission connection 24 can be with movable lock point bar 53 to move up and down in extremely narrow space, realize locking and release between lock point and the lock.In addition, for flexibly connecting, it is steady in motion process, smooth and easy to guarantee to lock dot element between described first lock point drive link 50, second lock point drive link 51, the 3rd lock point drive link 52.

In the various embodiments described above, the locking of lock body and release action all are to realize by handle, with use key in the prior art and realize that the locking of lock body compares with release, the intensity of handle is big, the arm of force is long, radius of gyration is also bigger, can drive the running of component on the lock body preferably, occurred when effectively having avoided using key because overexertion is out of shape even is fractureed, and key can not effectively not drive, and latch hook and the motion of lock point, hook lock and lock point can not better be realized opening or the situation generation of locking function.

The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.

Claims

1. lock body, comprise lock housing, connecting rod, first moving wheel, second moving wheel, fastening device, be used to stir the connecting rod motion shifting part, be used to drive the locking driving member of fastening device motion and be used for the return unit that second moving wheel resets, described shifting part, connecting rod, first moving wheel, second moving wheel, fastening device, locking driving member and return unit all are installed in the lock housing, wherein, what described connecting rod slidably moved is installed within the lock housing, and described first moving wheel and second moving wheel are rotating to be installed within the lock housing; One end of described shifting part and connecting rod is accessibly connected, described connecting rod is provided with a connecting rod jut that is used to promote second moving wheel, one end of the described connecting rod jut and second moving wheel is accessibly connected, the other end of described second moving wheel and locking driving member are accessibly connected, and described locking driving member is connected with fastening device; Described first moving wheel is provided with first pushing part and second pushing part, and the other end of described first pushing part and connecting rod is accessibly connected, and described second pushing part and locking driving member are accessibly connected; Described return unit is connected with the contact of second moving wheel.

2. a kind of lock body as claimed in claim 1, it is characterized in that: described fastening device is a latch hook, described shifting part is a lock core, and described lock core comprises that one is used to stir the lock core rotation section of connecting rod motion, and an end of described lock core rotation section and connecting rod is accessibly connected.

3. a kind of lock body as claimed in claim 1 or 2, it is characterized in that: also comprise an oblique tongue unit, described oblique tongue cell arrangement is in lock housing, and this oblique tongue unit comprises oblique tongue body, drives the oblique tongue driving member of oblique tongue body motion and drives the 3rd moving wheel that oblique tongue driving member moves; Described the 3rd moving wheel is rotating to be installed in the lock housing, and the one end is connected with first moving wheel, and the other end is connected with oblique tongue driving member, described oblique tongue driving member and tiltedly tongue body flexible connection.

4. a kind of lock body as claimed in claim 3, it is characterized in that: described oblique tongue unit also comprises first spring and second spring, described first spring is installed between oblique tongue body and the oblique tongue driving member, and described second spring is installed between oblique tongue driving member and the lock housing.

5. a kind of lock body as claimed in claim 1 or 2, it is characterized in that: comprise that also one is used to drive the handle of first moving wheel motion and be used for the reset unit that handle resets, described handle is connected with first moving wheel, described reset unit comprises a release link and the 3rd spring, what described release link was slidably moved is installed within the lock housing, it is connected with first moving wheel, and described the 3rd spring is installed between release link and the lock housing.

6. a kind of lock body as claimed in claim 1, it is characterized in that: also comprise a lock dot element, the lock point driving member that described lock dot element comprises lock point body and is used to move with the movable lock point body, described lock point driving member one end is connected with the locking driving member, and the other end is connected with a lock point body.

7. a kind of lock body as claimed in claim 6, it is characterized in that: described lock point driving member comprises first lock point drive link, second lock point drive link and the 3rd lock point drive link, wherein, between the described first lock point drive link and the second lock point drive link, the second lock point drive link and the 3rd is locked between the drive link and is flexible connection.

8. a kind of lock body as claimed in claim 1 is characterized in that: described second pushing part comprises that being used to promote first of locking driving member promotes the tooth and the second promotion tooth, and the described first promotion tooth and second promotes tooth and all is accessibly connected with the locking driving member.

9. a kind of lock body as claimed in claim 1 is characterized in that: described second moving wheel comprises that being used to promote the 3rd of locking driving member promotes tooth and the 4th promotion tooth, and described the 3rd promotion tooth and the 4th promotes tooth and all is accessibly connected with the locking driving member.

10. a kind of lock body as claimed in claim 1 is characterized in that: described connecting rod is provided with and is used for the back-moving spring that connecting rod resets.