CN104695764A

CN104695764A - Bolt anti-theft lock

Info

Publication number: CN104695764A
Application number: CN201510077775.3A
Authority: CN
Inventors: 帅辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-02-13
Filing date: 2015-02-13
Publication date: 2015-06-10
Anticipated expiration: 2035-02-13
Also published as: CN104695764B

Abstract

The invention discloses a bolt anti-theft lock. The bolt anti-theft lock comprises a lock shell, a lock cover, a lock body panel, a main bracket, an upper fluted disc, a lower fluted disc, a cross latch, a transmission mechanism, a lock cylinder and a key, and is further provided with at least one button bolt and an expansion bolt which are both fixed on the main bracket; a latch bucking hole is formed in the button bolt; an ejector pin liner is mounted in the expansion bolt; an ejector pin set is arranged in the expansion bolt; by turning the key, the transmission mechanism drives the main bracket to enable the button bolt and the expansion bolt to extend out, meanwhile enable the transmission mechanism to insert the cross latch on a doorframe side into the latch bucking hole. The bolt anti-theft lock has the effect of prying resistance. The transmission mechanism can not only drive a bolt to extend, but also drive a cross latch mechanism in a doorframe through an internal ejector pin, so as to ensure that the cross latch is inserted into the latch bucking hole in the button bolt, so that the possibility that a door is pried is eradicated.

Description

A kind of buckle bolt theftproof lock

Technical field

The present invention relates to field of lockset, what be specifically related to is a kind of buckle bolt theftproof lock be installed on security door.

Background technology

Existing theftproof lock is all at closing time, and locking bolt stretches out and inserts doorframe by door lock, if meet force open the door locking bolt and door body deformability, locking bolt is slippage very easily, and door is easily pried open.

Summary of the invention

The object of the invention is for solve above-mentioned in technical problem, provide a kind of and stop by the buckle bolt theftproof lock pried open.

For achieving the above object, the technical solution adopted in the present invention is:

A kind of buckle bolt theftproof lock, it comprises lock housing, locking closure, lock panel, main support, upper fluted disc, lower tooth disk, traverse latch, transmission mechanism, lock core, key, it is characterized in that: be also provided with at least one button bolt and expansion bolt and be all fixed on described main support, button bolt is provided with snap hole, push rod lining is installed in expansion bolt, simultaneous retractable bolt is built-in push rod suit, rotating key makes described transmission mechanism drive main support button bolt and expansion bolt to be stretched out, and makes transmission mechanism the traverse latch being arranged on frame side be inserted in snap hole simultaneously.

Described transmission mechanism also comprises push rod rocking arm, linkage board, fixed axis, fixed axis by push rod rocking arm, linkage board movable set on described main support.

The guide groove being also provided with directive wheel, directive wheel pin in described transmission mechanism and being located in lock housing, guide groove divides two sections, and wherein one section is linearity groove, and another section is bending groove.

Described transmission mechanism also comprises: slide bar, by moving frame, slide bar is vertically arranged in doorframe, and be the support of vertical bending by moving frame, its one end is fixedly connected on slide bar surface, and another bending end is vertically protruding and towards described push rod; Described slide bar lower end is fixedly connected with traverse latch support, has at least a traverse latch to be arranged on traverse latch support simultaneously, and makes the traverse latch in traverse latch and doorframe overlap pivot bush unit; When push rod pushes up, being pushed up by moving frame, and by being driven slide bar upward sliding by moving frame, thus the traverse latch on traverse latch support being inserted in snap hole set on button bolt.

Transmission mechanism of the present invention not only can drive locking bolt to stretch, and can also, by the traverse latch mechanism in built-in top rod driving doorframe, traverse latch be inserted in snap hole set on button bolt, and having stopped door may by what pry open.

Accompanying drawing explanation

Fig. 1,2 is the schematic diagram of the pass lock status of embodiment 1 theftproof lock;

Fig. 3,4,5,6 is the structural representation of embodiment 1 theftproof lock;

Fig. 7 is the traverse latch structural scheme of mechanism in embodiment 1 theftproof lock;

Fig. 8,9 is the schematic diagram of the pass lock status of embodiment 2 theftproof lock;

Figure 10,11,12,13 is the structural representation of embodiment 2 theftproof lock.

Illustrate: 1, lock housing 2, locking closure 3, lock panel 4, key 5, lock core 6, lower link 7, upper connecting rod 8, button bolt 9, button bolt 2 10, buckle bolt hole 1, snap hole 2 12, expansion bolt 13, built-in push rod 14, pulley 15, from dead bolt 16, bolt plate 17, extension spring 18, steady pin 19, self-locking plate torsion spring 20, self-locking plate 21, generous core 22, to unblank rocking arm 23, lower link sliding pin 24, main support sliding pin 25, unlock lever 26, lock body screw 1, lock body screw 2 28, lock body screw 3 29, along guide groove 30, fixed axis 31, push rod rocking arm 32, upper connecting rod sliding pin 33, lower tooth disk 34, upper fluted disc 35, fluted disc axle 36, location leaf spring 37, location wheel shaft 38, linkage board pin 39, linkage board 40, clamping plate 41, main support 42, lock core screw 43, dead bolt plate hook 44, stop button 45, fusible link 46, insurance Rocker arm 47, fluted disc link pin 48, fluted disc connecting rod 49, push rod lining 51, lock body pin 52, safety pole 53, locating wheel 54, location-plate 55, fluted disc link pin 2 56, panel rack 1, panel rack 2 58, panel rack 3 59, panel rack 4 61, insurance lever lock 62, insurance spring 63, to unblank pin 64, lower tooth disk pin 65, pulley stage clip 66, pulley bridge 67, roller arm 68, directive wheel 69, directive wheel pin 70, doorframe 71, frame stiffener 72, slide bar screw 74, by moving frame 75, slide bar 76, traverse latch support 77, traverse latch 1, traverse latch 2 79, traverse latch cover 1, traverse latch cover 2 81, sliding rod frame 1, sliding rod frame 2 83, button bolt.

Detailed description of the invention

embodiment 1

As shown in Fig. 1,2,3,4,5,6,7, panel rack (one, two, three, four) 56,57,58,59 and lock housing 1, lock panel 3 are connected by screw, lock body screw (one, two, three) 26,27,28, lock body pin 51 fixes in lock housing 1, locking closure 2 connects Jie by screw and panel rack (, two, three, four) 56,57,58,59 and lock body screw (, two, three) 26,27,28, and locking closure 1, lock housing 2, lock panel 3 are combined into lock housing body; Lock core 5 is fixed in lock housing body by lock core screw 42; Button bolt 1, button bolt 29 are fixed on main support 41 by rivet and clamping plate 40 by main support 41; Button bolt 1, button bolt 29 are respectively equipped with snap hole 10, snap hole 11, push rod lining 49 is arranged in expansion bolt 12, and built-in push rod 13 is sleeved in expansion bolt 12, expansion bolt 12 riveting Jie is on main support 41; Push rod rocking arm 31 and linkage board 39 pass through fixed axis 30 movable set on main support 41, linkage board pin 38 is arranged on linkage board 39, is enclosed within one end of push rod rocking arm 31, push rod rocking arm 31 other end and built-in push rod 13 connect Jie, and push rod rocking arm 31 swings and built-in push rod about 13 can be driven to stretch; Directive wheel 68 is socketed in directive wheel pin 69, and directive wheel pin 69 is fixed on linkage board 39, is provided with guide groove 29 in lock housing 1, and directive wheel 68 slides in guide groove 29, guide groove 29 points two sections, and one section is straight line, and another section is bending line; Main support sliding pin 24 is arranged on main support 41, and be sleeved in elongated hole that lock housing 1 is established and can slidably reciprocate, expansion bolt 12, button bolt 1, button bolt 29 to intert on lock panel 3 in corresponding keyhole, and expansion bolt 12, button bolt 1, button bolt 29 can be movable back and forth in the hole on lock panel 3.

Pin 63 of unblanking is fixed on fluted disc 34, lower tooth disk pin 64 is fixed on lower tooth disk 33, safety pole 52, fluted disc link pin 2 55 are fixed on the another side of lower tooth disk 33, and fluted disc connecting rod 48 one end is sleeved on fluted disc link pin 2 55, and the other end is by fluted disc link pin 47 and linkage board 39 pivot bush unit; Upper fluted disc 34 and lower tooth disk 33 are installed on ground fluted disc axle 35, location wheel shaft 37 is fixed on location-plate 54, locating wheel 53 is sleeved on the wheel shaft 37 of location, and under the effect of location leaf spring 36, locating wheel 53 is pressed in fluted disc 34 and lower tooth disk 33 edge placement plays the role of positioning; Upper connecting rod sliding pin 32, lower link sliding pin 23 are separately fixed on main support 41, upper connecting rod 7, lower link 6 by skewed slot located in the above respectively with upper connecting rod sliding pin 32, lower link sliding pin 23 pivot bush unit, can drive connecting rod 7, lower link about 6 in opposite directions and counter motion when main support 41 moves back and forth; Rivet from dead bolt 15 and bolt plate 16, steady pin 18 is arranged in bolt plate 16, extension spring 17 is enclosed within the other end on steady pin 18 and is arranged on panel rack 56, two ends of steady pin 18 are through in chute that lock housing 1, locking closure 2 are established, be through in hole corresponding on lock panel 3 from dead bolt 15, and can be movable back and forth.

Pulley 14 movable set is on pulley base and be fixed on roller arm 67, and on roller arm 67, cover has pulley stage clip 65, pulley bridge 66, and pulley bridge 66 is fixed in bolt plate 16, and pulley 14 can move back and forth in the hollow part from dead bolt 15; Self-locking plate 20 tangles the dead bolt plate hook 43 that bolt plate 16 is established under the effect of automatic plate button spring 19; Unlock lever 25 is contained on lock body pin 51, rocking arm 22 of unblanking is sleeved on generous core 21, generous core 21 movable set is in the hole of lock housing 1 and locking closure 2 correspondence, and twisting key 4 can drive the pin 63 of unblanking on fluted disc 34, thus drives unlock lever 25 to stir to the rocking arm 22 that makes to unblank to shrink from dead bolt 15; Insurance turns round 44 movable sets in the hole of lock housing 1 and locking closure 2 correspondence, fusible link 45 and insurance Rocker arm 46 are by pin pivot bush unit, insurance Rocker arm 46 is movably arranged in lock body screw 28, insurance spring 62 plays the role of positioning, when the safety pole 52 on lower tooth disk after shutting 33 forwards insurance Rocker arm 46 head to, twisting insurance is turned round 44 and insurance Rocker arm 46 can be driven to swing, and plays the effect of insurance of insuring, separate.

Frame stiffener 71 is arranged on doorframe 70, sliding rod frame 1, sliding rod frame 2 82, traverse latch cover 1, traverse latch cover 2 80 is fixed on doorframe 70, slide bar 75 interts at sliding rod frame 1, on sliding rod frame 2 82 in corresponding hole, can be up and down, traverse latch 1, traverse latch 2 78 is fixed on traverse latch support 76, and traverse latch 1, traverse latch 2 78 movable set is at traverse latch cover 1, in the latch aperture that traverse latch cover 2 80 is established, by moving frame 74, slide bar screw 72 is fixed on slide bar 75, slide bar screw 72 interts in the screw hole established on traverse latch support 76, by moving frame 74 with slide bar 75 times motions, drive traverse latch 1, traverse latch 2 78 is at traverse latch cover 1, flexible in latch aperture in traverse latch cover 2 80, when shutting, twisting key 4 drives upper fluted disc 34, lower tooth disk 33 rotates, fluted disc connecting rod 48 promotes the expansion bolt 12 on linkage board 39 main support 41, button bolt 1, button bolt 29 all stretches out, be rotated further key 4, because the directive wheel 68 be arranged on linkage board 39 does break-in campaign along guide groove 29, push rod rocking arm 31 is at the effect lower swing of linkage board pin 38, stir built-in push rod 13 to protrude upward, built-in push rod 13 upwards drives is made traverse latch 1 by moving frame 74, traverse latch 2 78 intert establish on button bolt 1, button bolt 29 snap hole 1, in snap hole 2 11, complete and lock, rotate backward key 4 when unblanking, built-in push rod 13 first shrinks, and slide bar 75 moves down traverse latch 1, traverse latch 2 78 exits button bolt 1, snap hole 1 that button bolt 29 is established, in snap hole 2 11, button bolt 1, button bolt 29 continue to regain, and namely lock is opened.

embodiment 2

As shown in Fig. 8,9,10,11,12,13, panel rack (one, two, three, four) 56,57,58,59 and lock housing 1, lock panel 3 are connected by screw, lock body screw 26,27,28(mono-, two, three) lock body pin 51 is all fixed in lock housing 1, locking closure 2 by screw and panel rack 56,57,58,59, lock body screw 26,27,28 connects Jie, locking closure 2, lock housing 1, lock panel 3 are combined into lock housing body; Lock core 5 is fixed in lock housing body by lock core screw 42; Button bolt 83 is fixed on main support 41 by rivet by main support 41; Button bolt 83 is provided with snap hole 84, and push rod lining 49 is arranged in expansion bolt 12, and built-in push rod 13 is sleeved in expansion bolt 12, expansion bolt 12 riveting Jie is on main support 41; Push rod rocking arm 31 and linkage board 39 pass through fixed axis 30 movable set on main support 41, linkage board pin 38 is arranged on linkage board 39, is actively set on one end of push rod rocking arm 31, push rod rocking arm 31 other end and built-in push rod 13 connect Jie, and push rod rocking arm 31 swings and built-in push rod about 13 can be driven to stretch; Directive wheel 68 is socketed in directive wheel pin 69, and directive wheel pin 69 is fixed on linkage board 39, is provided with guide groove 29 in lock housing 1, and directive wheel 68 slides in guide groove 29, guide groove 29 points two sections, and one section is straight line, and another section is bending line; Main support sliding pin 24 is arranged on main support 41, and be sleeved in elongated hole that lock housing 1 is established and can slidably reciprocate, expansion bolt 12, button bolt 83 to intert on lock panel 3 in corresponding keyhole, and expansion bolt 12, button bolt 83 can be movable back and forth in the hole on lock panel 3.

Pin 63 of unblanking is fixed on fluted disc 34, lower tooth disk pin 64 is fixed on lower tooth disk 33, safety pole 52, fluted disc link pin 2 55 are fixed on the another side of lower tooth disk 33, and fluted disc connecting rod 48 one end is sleeved on fluted disc link pin 2 55, and the other end is by fluted disc link pin 47 and linkage board 39 pivot bush unit; Upper fluted disc 34 and lower tooth disk 33 are installed on ground fluted disc axle 35, location wheel shaft 37 is fixed on location-plate 54, locating wheel 53 is sleeved on the wheel shaft 37 of location, and under the effect of location leaf spring 36, locating wheel 53 is pressed in fluted disc 34 and lower tooth disk 33 edge placement plays the role of positioning; Upper connecting rod sliding pin 32, lower link sliding pin 23 are separately fixed on main support 41, upper connecting rod 7, lower link 6, by skewed slot located in the above and upper connecting rod sliding pin 32, lower link sliding pin 23 pivot bush unit, can drive connecting rod 7, lower link about 6 in opposite directions and counter motion when main support 41 moves back and forth; Rivet from dead bolt 15 and bolt plate 16, steady pin 18 is arranged in bolt plate 16, extension spring 17 is enclosed within the other end on steady pin 18 and is arranged on panel rack 56, two ends of steady pin 18 are through in chute that lock housing 1, locking closure 2 are established, be through in hole corresponding on lock panel 3 from dead bolt 15, and can be movable back and forth; Pulley 14 movable set is on pulley base and be fixed on roller arm 67, and on roller arm 67, cover has pulley stage clip 65, pulley bridge 66, and pulley bridge 66 is fixed in bolt plate 16, and pulley 14 can move back and forth in the hollow part from dead bolt 15; Self-locking plate 20 tangles the dead bolt plate hook 43 that bolt plate 16 is established under the effect of automatic plate button spring 19; Unlock lever 25 is contained on lock body pin 51, rocking arm 22 of unblanking is sleeved on generous core 21, generous core 21 movable set is in the hole of lock housing 1 and locking closure 2 correspondence, and twisting key 4 can drive the pin 63 of unblanking on fluted disc 34, thus drives unlock lever 25 to stir to the rocking arm 22 that makes to unblank to shrink from dead bolt 15; Insurance turns round 44 movable sets in the hole of lock housing 1 and locking closure 2 correspondence, fusible link 45 is flexibly connected with insurance Rocker arm 46, insurance Rocker arm 46 is actively socketed in lock body screw 28, insurance spring 62 plays the role of positioning, when the safety pole 52 on lower tooth disk after shutting 33 forwards insurance Rocker arm 46 head to, twisting insurance is turned round 44 and insurance Rocker arm 46 can be driven to swing, and plays the effect of insurance of insuring, separate.

Frame stiffener 71 is arranged on doorframe 70, sliding rod frame 1, sliding rod frame 2 82, traverse latch cover 87 is fixed on doorframe 70, slide bar 75 interts at sliding rod frame 1, on sliding rod frame 2 82 in corresponding hole, can be up and down, traverse latch 86 is fixed on traverse latch frame 85, and traverse latch 86 movable set is on traverse latch cover 87 in the latch aperture of establishing, by moving frame 74, slide bar screw 72 is fixed on slide bar 75, slide bar screw 72 is connected with traverse latch frame 85, by moving frame 74 with slide bar 75 times motions, drive in the latch aperture of traverse latch 86 in traverse latch cover 87 flexible, when shutting, twisting key 4 drives upper fluted disc 34, lower tooth disk 33 rotates, fluted disc connecting rod 48 promotes the expansion bolt 12 on linkage board 39 main support 41, button bolt 83 all stretches out.

Be rotated further key 4, because the directive wheel 68 be arranged on linkage board 39 does break-in campaign along guide groove 29, push rod rocking arm 31 is at the effect lower swing of linkage board pin 38, stir built-in push rod 13 to protrude upward, built-in push rod 13 upwards drives in the snap hole 84 traverse latch 86 being interted establish on button bolt 83 by moving frame 74, completes and locks; Rotate backward key 4 when unblanking, built-in push rod 13 first shrinks, and slide bar 75 moves down traverse latch 86 and exits the snap hole 84 that button bolt 83 is established, and button bolt 83 continues to regain, and namely lock is opened.

Claims

1. a buckle bolt theftproof lock, it comprises lock housing, locking closure, lock panel, main support, upper fluted disc, lower tooth disk, traverse latch, transmission mechanism, lock core, key, it is characterized in that: be also provided with at least one button bolt and expansion bolt and be all fixed on described main support, button bolt is provided with snap hole, push rod lining is installed in expansion bolt, simultaneous retractable bolt is built-in push rod suit, rotating key makes described transmission mechanism drive main support button bolt and expansion bolt to be stretched out, and the traverse latch being arranged on frame side is inserted in snap hole by transmission mechanism.

2. a kind of buckle bolt theftproof lock according to claim 1, is characterized in that: described transmission mechanism also comprises push rod rocking arm, linkage board, fixed axis, fixed axis by push rod rocking arm, linkage board movable set on described main support.

3. a kind of buckle bolt theftproof lock according to claim 1 and 2, it is characterized in that: the guide groove being also provided with directive wheel, directive wheel pin in described transmission mechanism and being located in lock housing, guide groove divides two sections, and wherein one section is linearity groove, and another section is bending groove.

4. a kind of buckle bolt theftproof lock according to claim 1, it is characterized in that: described transmission mechanism also comprises: slide bar, by moving frame, slide bar is vertically arranged in doorframe, by the support that moving frame is vertical bending, its one end is fixedly connected on slide bar surface, and another bending end is vertically protruding and towards described push rod; Described slide bar lower end is fixedly connected with traverse latch support, has at least a traverse latch to be arranged on traverse latch support simultaneously, and makes the traverse latch of traverse latch and doorframe overlap pivot bush unit; When push rod pushes up, being pushed up by moving frame, and by being driven slide bar upward sliding by moving frame, thus the traverse latch on traverse latch support being inserted in snap hole set on button bolt.