CN2584737Y - Improved blade type anti-theft lock - Google Patents

Abstract

The utility model relates to a blade type three-way and two-section high-grade theftproof lock, which is composed of lock box, a main lock group, an inclined bolt group, a reverse locking group and a driving group, wherein, a leaf spring for checking codes is arranged in the main lock group, and a blade slot arm for checking codes can generate a passage used for relieving a main lock bolt to drive a main lock plate to open and close via the rotary check of the height of the cogs of two springs at the head part of a key. An inclined bolt is opened and closed by the driving group, an upper and a lower sliding plates are linked, and the reverse locking group is independently controlled by an indoor knob. The lock uses an improved structure to enhance safety and theftproof performance and provide convenient use for widely users.

Description

Improved vane type theftproof lock

Technical field

The utility model relates to a kind of improved vane type theftproof lock, specifically two sections theftproof locks of a vane type three-dimensional.

Background technology

Present vane type theftproof lock is as disclosing among the Chinese utility model patent document CN2342059Y, mainly form by lock body and key two parts, wherein institute's bag is drawn together the lock casket and is installed on the interior internal mechanism of described lock casket, described internal mechanism comprises main dead bolt, tail end rivet clasp main hyoplastron together with described main dead bolt, both sides at described main hyoplastron are provided with vane group, and described vane group is made up of several pieces blades, form to hollow out the groove with colored tooth on the every blade.Riveting has square column, square column to be enclosed within the groove of blade on the main jam plate of main dead bolt, and master's jam plate band square column and vertically moved when opening and closing main dead bolt.This class vane type theftproof lock On/Off master dead bolt mostly is the 4-5 section greatly, and the user needs repeatedly just can finish the On/Off operation with key turns.Because the architectural characteristic of above-mentioned vane type theftproof lock, key are only transferred at even number Duan Caike, how hop count easily makes the user produce maloperation, winner's dead bolt is not stretched out fully just extract key, thereby lose important security performance.In addition, above-mentioned vane type theftproof lock blade construction is the tartar sheet, anti-jump section, the ability of anti-technical unlocking.

In addition, a kind of core-inset type blade theftproof lock is also disclosed in Chinese utility model patent document CN2457284Y.Comprising lock body and key two parts, lock body is made of lock housing and internal component, lock housing comprises drain pan and face-piece, internal component is loaded in the lock housing, internal component comprises main dead bolt device, oblique tongue device and blading, main dead bolt device is positioned at the lock housing middle part near the liner plate place, and tiltedly the tongue device is positioned at main dead bolt device one side, and blading is positioned at the opposite side of main dead bolt device.The precision height that the utility model lock housing intra vane cooperates with key, key can steadily and like a cork rotate when the big torque drag of bearing that vane group and main dead bolt slide plate bring, can effectively reduce the mutual opening rate of lock, security performance is good, and can prevent that causing oblique tongue shift fork to be damaged owing to close the door by mistake can not occur with the phenomenon of key operated door outdoor.Yet this theftproof lock increases oblique tongue and is subjected to powerful back retraction mechanism on oblique tongue safeties, make complex structure, and powerful outside twisting handle is arranged and makes the hidden danger of termination of insurance status; Since key stir main dead bolt to stir the platform width narrower, make its with main jam plate transmission in easily collapse damage.

Simultaneously, above-mentioned two kinds of vane type theftproof locks through blade nuclear sign indicating number, do not make arbitrary similar key all can open oblique tongue when using key to open oblique tongue, make that like this security performance of described vane type theftproof lock is lower.

The technology contents of utility model

For this reason, the purpose of this utility model is to propose a kind of improved vane type theftproof lock, and it has simple, durable structure, and user-friendly.In addition, further purpose of the present utility model is further to improve the security performance of existing theftproof lock.

For realizing above-mentioned utility model purpose, a kind of improved vane type theftproof lock of the present utility model comprises lock body and key two parts; Lock body is made up of lock casket and the internal mechanism that is installed in the described lock casket; Has a keyhole on the housing of described lock casket; Described internal mechanism comprises the blade assembly whether main dead bolt assembly and the described main dead bolt assembly of decision move at least; Wherein said main dead bolt assembly comprises: main dead bolt, the main hyoplastron that is fixed together with the tail end of described main dead bolt, limit the guiding device that described main hyoplastron moves back and forth along the flexible direction of described main dead bolt; Described main hyoplastron is provided with denture, is set with square column perpendicular to the plate face respectively on described main hyoplastron two sides near an edge of described keyhole; Described blade assembly comprises the vane group that is positioned at described main bolt plate both sides and closes on described keyhole, described vane group is made up of several pieces blades, described blade has its guiding device that moves back and forth along predetermined path of qualification, described blade has separately along the biasing device of described predetermined path bias voltage to an end in path, forms the groove of hollow out on the tartar blade wherein respectively; Wherein, described groove has and the corresponding to notch of described main hyoplastron moving direction, described notch position on every tartar blade is by coding decision and consistent with the coding of corresponding key tooth flower, when key tooth flower promotes the tartar blade displacement, the notch of each sheet tartar blade all aligns with the both sides of square column, just forms the passage that square column can be vertically moved; The described tartar platform of stirring platform and cooperating that cooperates with described denture that is provided with on the key with described tartar blade.

A kind of preferable mode is, described denture is three teeth, two groove structures, and the groove of correspondingly described tartar blade is three-flute two notch forms.

In the technical solution of the utility model, also comprise in the described vane group and be arranged on the described tartar blade outside, form two functional leafs of the function trough of hollow out on it, the correspondingly described function that matches with described functional leaf that is provided with is on the key stirred platform.

A desirable embodiment of above-mentioned biasing device is that an end is against on the corresponding described blade, and the other end is against the spring that pushes away on the baffle plate.Preferably the described spring that pushes away is that an end is fixed on the corresponding described blade, and the other end is embedded in the silk spring on the described baffle plate.

Described main dead bolt assembly also is included on the described main hyoplastron two sides pushing pin vertical respectively and that the plate face fixedly installs, and a pair of upper and lower slide plate that is separately positioned on described main hyoplastron both sides, described upper and lower slide plate has skewed slot, and the pushing pin on the described main hyoplastron two sides penetrates respectively in the described skewed slot of described upper and lower slide plate.

Improved vane type theftproof lock of the present utility model also has an oblique tongue assembly, described oblique tongue assembly comprises an oblique tongue piece, be fixed on described oblique tongue piece rear portion and be limited at the oblique tongue plate that moves along fore-and-aft direction, tongue between described oblique tongue plate and described lock casket with the described oblique tongue plate bias piece of bias voltage forward, and oblique tongue shift fork that described oblique tongue plate and described oblique tongue piece are moved backward; A steady pin is fixed on the described main hyoplastron, and a main sliding piece is installed in rotation on the described steady pin; A bearing pin is fixed on the described main hyoplastron near described keyhole, and a secondary sliding piece is installed in rotation on the described fixed pin shaft; One end of described main sliding piece cooperates with catch on the described oblique tongue plate, and its other end matches with an end of described secondary sliding piece, and the other end of described secondary sliding piece matches with the platform of stirring of described key.

Best, described blade has a breach near on the leading edge of keyhole, the position of the described breach on each described blade is corresponding with the coding of described tartar on the key, promptly after the tartar contact of described key promotes described blade, the alignment of breach on described each blade, the formed groove in described breach alignment back are on the described secondary swinging plate on the mobile route of stirring a direct selling on the end that platform matches with described key.Described direct selling is when reaching the position of the bottom of the groove of described breach formation, at least a portion of corresponding described oblique tongue piece is in the outside in the described lock casket, and described direct selling is corresponding with the position that described oblique tongue piece is retracted in the described lock casket in the position of the bottom of the groove of described breach formation.

Technique scheme of the present utility model has the following advantages compared to existing technology: owing to adopt the two-section structure, make that improved vane type theftproof lock of the present utility model is simple to operate, and main dead bolt does not all stretch out can't transfer to key, thereby has guaranteed the complete locking of lock; Owing in vane group, increased functional leaf, make its anti-jump section, the performance of anti-technical unlocking is enhanced; This lock improves through function, when key is dialled oblique tongue, checks the notch (coding) of blade by the direct selling on the secondary sliding piece, has avoided similar key can open the unsafe factor of oblique tongue, has improved security performance so greatly; This lockset simple in structure closely, the possibility that its fault takes place is reduced greatly.

Description of drawings

For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment of the utility model also in conjunction with the accompanying drawings, the utility model is described in further detail, wherein below

Fig. 1 (a) and (b) are the lock body of a kind of improved vane type theftproof lock of the present utility model and the structural representation of key;

Fig. 2 is the structural representation of main dead bolt assembly of the present utility model;

Fig. 3 is the structural representation that main dead bolt assembly of the present utility model is installed upper and lower slide plate;

Fig. 4 (a) and (b), (c) show the structural representation of tartar blade of the present utility model and functional leaf, and Fig. 4 (d) shows the form that is provided with of tartar blade.

The specific embodiment

Referring to Fig. 1, a kind of improved vane type theftproof lock of the present utility model comprises lock body 1 and key 2 two parts; Described lock body 1 is made up of lock casket 3 and the internal mechanisms 4 that are installed in the described lock casket 3; Has a keyhole 5 on the housing of described lock casket 3; Described internal mechanism 4 comprises the blade assembly 7 whether main dead bolt assembly 6 and the described main dead bolt assembly 6 of decision move at least.Referring to Fig. 2,3, wherein said main dead bolt assembly 6 comprises: main dead bolt 8, the main hyoplastron 9 that is fixed together with the tail end of described main dead bolt 8, limit the guiding device 10 that described main hyoplastron 9 moves back and forth along the flexible direction of described main dead bolt 8, described guiding device 10 comprises the lead 19 that is arranged on the described lock casket 3 and is molded over and is enclosed within the gathering sill 101 on the described lead 19 and the telescopic hole of the described main dead bolt 8 on described lock casket 3 panels on the described main dead bolt 8; Described main hyoplastron 9 near an edge of described keyholes 5 be provided with three teeth, two groove structures denture 11, on described main hyoplastron 9 two sides, be set with square column 12 perpendicular to the plate face respectively; The pushing pin 13 that fixedly installs perpendicular to the plate face respectively on described main hyoplastron 9 two sides, and a pair of upper and lower slide plate 14,15 that is separately positioned on described main hyoplastron 9 both sides, described upper and lower slide plate 14,15 has skewed slot 16, and the pushing pin 13 on described main hyoplastron 9 two sides penetrates respectively in the described skewed slot 16 of described upper and lower slide plate 14,15.The promising rotary lasso that improves its friction of motion condition each other is set between described skewed slot 16 and described pushing pin 13.Referring to Fig. 4, described blade assembly 7 comprises the vane group 17 that is positioned at described main hyoplastron 9 both sides and closes on described keyhole 5, each is made up of described vane group 17 three tartar blades 18, and the described guiding device 20 that moves back and forth the path that limits described tartar blade 18 comprises the lead 19 that is arranged on the described lock casket 3 and the long guiding hole 201 on the described lead 19 of being enclosed within that is molded on the described tartar blade 18.The biasing device 21 that biasing force is implemented in described predetermined path, each described tartar blade 18 upper edge is that an end is fixed on the corresponding described blade, the other end is embedded in the silk spring 23 on the baffle plate 22 that is fixed on the described lock casket 3, form the groove 25 of the three-flute two notch forms of hollow out on the tartar blade 18 wherein respectively, described notch 24 is consistent with described main hyoplastron 9 moving directions, described notch 24 positions on every tartar blade 18 are by coding decision and consistent with the coding of corresponding key tooth flower platform 26, when key tooth flower platform 26 promotes 18 displacements of tartar blade, the notch 24 of each sheet tartar blade 18 all aligns with the both sides of described square column 12, just forms the passage that described square column 12 can be vertically moved.Improved vane type theftproof lock of the present utility model also has an oblique tongue assembly 27, described oblique tongue assembly 27 comprises an oblique tongue piece 28, be fixed on described oblique tongue piece 28 rear portions and be limited at the oblique tongue plate 29 that moves along fore-and-aft direction, be arranged between described oblique tongue plate 29 and the described lock casket 3 with described oblique tongue plate 29 bias piece 30 of bias voltage forward, and oblique tongue shift fork 31 that described oblique tongue plate 29 and described oblique tongue piece 28 are moved backward; A steady pin 32 is fixed on the described main hyoplastron 9, and a main sliding piece 35 is installed in rotation on the described steady pin 32; A pushing pin 13 is fixed on the described main hyoplastron 9 near described keyhole 5, and a secondary sliding piece 34 is installed in rotation on the described fixedly pushing pin 13; One end of a main sliding piece 35 cooperates with catch on the described oblique tongue plate 29, and its other end matches with an end of described secondary sliding piece 34, and the other end of described secondary sliding piece 34 matches with the platform 40 of stirring of described key 2.Described blade 18 has a breach 36 near on the leading edge of keyhole 5, the coding of tartar platform 26 is corresponding on the position of the described breach 36 on each described blade and the described key 2, promptly after tartar platform 26 contacts of described key 2 promote described blade, breach 36 alignment on described each blade, the formed groove in described breach 36 alignment backs are on the described secondary sliding piece 34 with on the end that platform 40 matches one of stirring of described key 2 sells directly to households on 37 the mobile route.Described direct selling 37 is when reaching the position of the bottom of the groove of described breach 36 formation, at least a portion of corresponding described oblique tongue piece 28 is in the outside of described lock casket 3, and described direct selling 37 is corresponding with the position that described oblique tongue piece 28 is retracted in the described lock casket 3 in the position of the bottom of the groove of described breach 36 formation.Described key 2 is provided with the tartar platform 26 of stirring platform 40 and cooperating with described tartar sheet 18 that cooperates with described denture 11.

In the technical solution of the utility model, also comprise in the described vane group 17 and be arranged on described tartar sheet 18 outsides, form two functional leafs 38 of the function trough 33 of hollow out on it, correspondingly described key 2 is provided with the function that matches with described functional leaf 38 and stirs platform 39.

Use key 2 to insert the keyhole 5 of lock casket 3.Keyhole 5 is all arranged on lock box after the practical set and locking closure, and keyhole 5 centers are incomplete circular holes, are used to support the round neck of key 2, so that key 2 can serve as that axle is rotated with two keyholes, 5 lines of centres.On one side of key 2 heads the direction muscle is arranged, can make key 2 recognize direction and enter lock casket 3, also play the effect that key 2 inserts rear position-arresting.Such design makes key 2 all can insert use on lock casket 3 two sides.

Key 2 is rotated after inserting lock casket 3, and making wherein, a wing touches mutually with main hyoplastron 9 and blade 18,38.Earlier to promoting the displacement that corresponding described tartar blade 18 equals tooth platform height by each described tartar platform 26, make notch 24 alignment of its corresponding different brachiums, then by the described denture 11 of stirring 40 groups of described main hyoplastrons 9 of platform, make it with being fixed on described square column 12 on the described main hyoplastron 9 by the notch 24 on described each blade.When the cell wall of the tartar platform 26 of key 2 and blade not at once, will block described square column 12, thereby guarantee that lockset can only be opened by corresponding key 2.

In the use, key 2 keyhole 5 by lock casket 3 is inserted lock bodies 1, be rotated, the tartar platform 26 by key 2 makes described tartar blade 18 do corresponding displacement, makes described notch 24 form passages.Simultaneously key 2 heads described stirs platform 40 contacts and stirs denture 11 on the described main hyoplastron 9, and its panel direction to lock is moved, the passage that forms by the 24 alignment backs of the notch on described each tartar blade 18 with described square column 12.Whenever make key 2 rotate 180 degree clockwise or counterclockwise, said process carries out once, and main dead bolt 8 displacements described in this process once are called one section.Opening and closing master dead bolt 8 is finished in twice above-mentioned action so repeatedly.The opening and closing of this lock are two sections.When opening and closing described main dead bolt 8, the described pushing pin 13 on the logical moving described main hyoplastron 9 drives described upper and lower slide plate 14,15 and passes in and out synchronously, forms three-dimensional locking or three-dimensional and opens.After opening second section, key 2 changes about 45 degree, key is stirred platform 40 and is pressed an end that touches described secondary sliding piece 34 close described keyholes 5, and rotation is transmitted to described main sliding piece 35 by the other end of described secondary sliding piece 34, by lever principle, described main sliding piece 35 is stirred the catch on the described oblique tongue plate 29, drives the thrust that described oblique tongue plate 29 overcomes biasing spring 30 thus, makes in the described lock casket 3 of described oblique tongue piece 28 withdrawals.Unload after the power described oblique tongue piece 28 and described oblique tongue plate 29 under the effect of biasing spring 30, self-return.Lock is stated key 2 return under the effect of the silk spring 23 of the described tartar blade 18 of pushing simultaneously.

In the embodiment shown in fig. 1, also have a pull-fork assembly 41, latch shift fork 42 rotations by wherein drive the reciprocating motion of locking latch 43, at indoor installation one knob, can realize indoor back locking function; By the rotation of oblique tongue shift fork, drive oblique tongue plate and inwardly withdraw, can realize opening the function of oblique tongue by handle in indoor and outdoor.

Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And these belong to conspicuous variation or the change that spirit of the present utility model extended out and still are among the protection domain of the present utility model.

Claims (8)

1. improved vane type theftproof lock, it comprises lock body (1) and key (2) two parts; Described lock body (1) is made up of the internal mechanism (4) of locking casket (3) and be installed in the described lock casket (3); Has a keyhole (5) on the housing of described lock casket (3); Described internal mechanism (4) comprises the blade assembly (7) whether main dead bolt assembly (6) and the described main dead bolt assembly of decision (6) move at least; Wherein said main dead bolt assembly (6) comprising: main dead bolt (8), the main hyoplastron (9) that is fixed together with the tail end of described main dead bolt (8), limit the guiding device (10) that described main hyoplastron (9) moves back and forth along the flexible direction of described main dead bolt (8); Described main hyoplastron (9) is provided with denture (11), is set with square column (12) perpendicular to the plate face respectively on described main hyoplastron (9) two sides near an edge of described keyhole (5); Described blade assembly (7) comprises the vane group (17) that is positioned at described main hyoplastron (9) both sides and closes on described keyhole (5), described vane group (17) is made up of several pieces tartar blades (18), described blade has its guiding device (20) that moves back and forth along predetermined path of qualification, described blade has separately along the biasing device (21) of described predetermined path bias voltage to an end in path, form the groove (25) of hollow out on the tartar blade wherein respectively, it is characterized in that described groove (25) has and the corresponding to notch of described main hyoplastron (9) moving direction (24), described notch (24) position on the every tartar blade (18) is by coding decision and consistent with the coding of corresponding key tooth flower, when key tooth flower promotes tartar blade (18) displacement, the notch (24) of each sheet tartar blade (18) all aligns with the both sides of square column (12), just forms the passage that square column (12) can be vertically moved; Described key (2) is provided with the tartar platform (26) of stirring platform (40) and cooperating with described tartar blade (18) that cooperates with described denture (11).

2. improved vane type theftproof lock according to claim 1 is characterized in that described denture (11) is three teeth, two groove structures, and the groove (25) of correspondingly described tartar blade (18) is three-flute two notch forms.

3. improved vane type theftproof lock according to claim 1, it is characterized in that also comprising in the described vane group (17) and be arranged on described tartar blade (18) outside, form two functional leafs (38) of the function trough (33) of hollow out on it, correspondingly described key (2) is provided with the function that matches with described functional leaf (38) and stirs platform (39).

4. according to claim 1,2 or 3 described improved vane type theftproof locks, it is characterized in that described biasing device (21) is that an end is against on the corresponding described blade, the other end is against the spring that pushes away on the baffle plate (22).

5. improved vane type theftproof lock according to claim 4 is characterized in that the described spring that pushes away is that an end is fixed on the corresponding described blade, and the other end is embedded in the silk spring (23) on the described baffle plate (22).

6. according to claim 1,2 or 3 described improved vane type theftproof locks, it is characterized in that described main dead bolt assembly (6) also is included on described main hyoplastron (9) two sides pushing pin (13) vertical respectively and that the plate face fixedly installs, and a pair of upper and lower slide plate (14,15) that is separately positioned on described main hyoplastron (9) both sides, described upper and lower slide plate (14,15) has skewed slot (16), and the pushing pin (13) on described main hyoplastron (9) two sides penetrates respectively in the described skewed slot (16) of described upper and lower slide plate (14,15).

7. according to claim 1,2 or 3 described improved vane type theftproof locks, it is characterized in that also having an oblique tongue assembly (27), described oblique tongue assembly (27) comprises an oblique tongue piece (28), be fixed on described oblique tongue piece (28) rear portion and be limited at the oblique tongue plate (29) that moves along fore-and-aft direction, be located between described oblique tongue plate (29) and the described lock casket (3) with described oblique tongue plate (29) bias piece of bias voltage (30) forward, and oblique tongue shift fork (31) that described oblique tongue plate (29) and described oblique tongue piece (28) are moved backward; A steady pin (32) is fixed on the described main hyoplastron (9), and a main sliding piece (35) is installed in rotation on the described steady pin (32); A bearing pin (13) is fixed on the described main hyoplastron (9) near described keyhole (5), and a secondary sliding piece (34) is installed in rotation on the described fixed pin shaft (13); One end of described main sliding piece (35) cooperates with catch on the described oblique tongue plate (29), and its other end matches with an end of described secondary sliding piece (34), and the other end of described secondary sliding piece (34) matches with the platform (40) of stirring of described key (2).

8. improved vane type theftproof lock according to claim 7, it is characterized in that described blade has a breach (36) near on the leading edge of keyhole (5), the position of the described breach (36) on each described blade is corresponding with the coding that described key (2) is gone up tartar, promptly after the tartar contact of described key (2) promotes described blade, the alignment of breach (36) on described each blade, the formed groove in described breach (36) alignment back are on the described secondary swinging plate on the mobile route of stirring the direct selling (37) on the end that platform (40) matches with described key (2).Described direct selling (37) is when reaching the position of the bottom of the groove of described breach (36) formation, at least a portion of corresponding described oblique tongue piece (28) is in the outside of described lock casket (3), and described direct selling (37) is corresponding with the position in described oblique tongue piece (28) is retracted into described lock casket (3) in the position of the bottom of the groove of described breach (36) formation.