CN2623802Y - Length-adjustable door lock dead bolt structure with insurance bolt - Google Patents
Length-adjustable door lock dead bolt structure with insurance bolt Download PDFInfo
- Publication number
- CN2623802Y CN2623802Y CN 03226636 CN03226636U CN2623802Y CN 2623802 Y CN2623802 Y CN 2623802Y CN 03226636 CN03226636 CN 03226636 CN 03226636 U CN03226636 U CN 03226636U CN 2623802 Y CN2623802 Y CN 2623802Y
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- CN
- China
- Prior art keywords
- dead bolt
- safety tongue
- tongue
- slide plate
- door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a lock tongue structure with safety tongue for the door lock whose length can be adjusted. A sleeve 20 is positioned in the front shell 11 of the lock tongue, and a slide lock tongue 30 and a lock tongue spring 40 are arranged in the sleeve. The bottom of the lock tongue is provided with a safety tongue 50 used for anti prizing and a spring 54 of the safety tongue. The rear of the safety tongue is provided with a vertex plate 60 of the safety tongue. The back end of the lock tongue is connected with a slide plate 70, and the other end of the slide plate is connected with a pulling shaft 80. The rear of the slide plate and the pulling shaft are arranged in the back shell 12 of the lock tongue. The back shell of the lock tongue and the front shell of the lock tongue are connected in a moveable manner, and an adjusting positioning mechanism 90 is positioned on the connecting section of two. The utility model can adjust the length of the lock tongue according to actually installing position and space when installing the door lock, which makes the installing of the door lock more convenient and rapid, and the utility model can effectively prevents the door lock is prized by the outside force.
Description
Technical field
The utility model relates to door lock, particularly relates to a kind ofly can regulating dead bolt length according to the installation site when door lock is installed, and can prevent to pry open the Door-lock bolt structure of band safety tongue of the adjustable-length of dead bolt.
Background technology
Lock is a kind of placing on the able to turn on or off implements, the fastener of opening with key or private mark (as character code mechanism, temporal organization, release-push, magnetic solenoid etc. automatically).In people's life, can see the lock of various ways, comprise the concealed type lock on the objects such as being fixed on door, case, bag and hang over the padlock that uses on the snap close that is fixed on the object, wherein door lock is that people contact and use maximum a kind of locks, dead bolt then is to make door lock be the main member of unlatching or closed condition, the dead bolt of its front end partly links to each other with dial axis by a slide plate, dial axis then is connected with rotatable lock body, when opening the door, insert in the keyhole be contained in the lock core in the lock body with key lock is opened, rotate rotatable lock body again, can open the door.The length of the dead bolt assembly of existing door lock is all fixed, and can not adjust according to installing space and position when door lock is installed, thereby regular meeting makes installation become comparatively difficult.In addition, the dead bolt of existing door lock pries open dead bolt through the joint portion of door and doorframe the person of prizing and stealing owing to anti-picking device is set easily with the resilient sheet-like instrument.
Summary of the invention
The utility model is intended to address the above problem, and provide a kind of Door-lock bolt structure of band safety tongue of adjustable-length, so that when door lock is installed, can adjust, make door lock easier for installation quick, and effectively prevent to pry open door lock with external force according to actual installation position and space.
For achieving the above object, the utility model provides a kind of Door-lock bolt structure of band safety tongue of adjustable-length, this structure is that lining 20 is housed in dead bolt fore shell 11, slidably dead bolt 30 and latch bolt spring 40 are housed in the lining, safety tongue 50 and the safety tongue spring 54 that pick-proof is used is equipped with in the bottom of dead bolt, safety tongue top flat 60 is equipped with at the safety tongue rear portion, the dead bolt rear end is connected with slide plate 70, the slide plate other end then is connected with dial axis 80, the rear portion of slide plate and dial axis are contained in the dead bolt back cover 12, dead bolt back cover and dead bolt fore shell are slidably flexible connection, and are provided with adjusting detent mechanism 90 at both binding sites.
The bottom of dead bolt 30 is provided with the T-slot 31 that inserts for safety tongue 50 and is positioned at the connection slide plate 70 at T-slot rear portion and the stopper slot 32 of safety tongue top flat 60 usefulness, wherein T-slot is extended near the dead bolt front end by stopper slot, and its top is provided with spring groove 33 and locating convex block 34; Safety tongue 50 is inserted in the T-slot 31 of dead bolt versatilely by the corresponding T shape of T-slot shape its top and dead bolt Plug Division 51, and its front top is provided with thrust step 52.
Safety tongue top flat 60 places slide plate 70 bottoms, and its front end withstands safety tongue 50, stretches out in the hole 111 of two strip empennages 61 by dead bolt fore shell 11 middle part bending parts of its rear end.
Regulating detent mechanism 90 is to be fixed with in loam cake 121 inboards of dead bolt back cover 12 to regulate shell fragment 91, the free end of regulating shell fragment by on the shell fragment hole 1211 that covers stretch out, on dead bolt fore shell 11, be provided with two for regulating the adjusting locating holes 112 that shell fragment inserts.
The utility model has changed the uncontrollable stationary structure of existing Door-lock bolt, by joint portion the adjusting detent mechanism is set at dead bolt back cover and dead bolt fore shell, make the installation site of dead bolt to regulate according to the actual conditions in installation site and space, and control method is very easy, thereby make the easier for installation quick of dead bolt, can effectively improve installation effectiveness.Also, it can not moved prizing and stealing under the instrumental purpose, so effectively improved the security performance of locking because the utility model is provided with a safety tongue that is connected with dead bolt, and under locking state, this safety tongue withstands dead bolt.
Description of drawings
Fig. 1 is a monnolithic case schematic perspective view of the present utility model.
Fig. 2 is an opposite side monnolithic case schematic perspective view of the present utility model.
Fig. 3 is a parts exploded perspective schematic diagram of the present utility model.
Fig. 4 is the internal construction schematic perspective view that the utility model removes loam cake.
Fig. 5 is the internal construction schematic perspective view that the utility model removes lower cover.
Fig. 6 is a sectional view of the present utility model.
The specific embodiment
The Door-lock bolt structure of the band safety tongue of adjustable-length of the present utility model comprises shell 10, lining 20, dead bolt 30, latch bolt spring 40, safety tongue 50, safety tongue spring 54, safety tongue top flat 60, slide plate 70, the dial axis 80 that is made of dead bolt fore shell 11 and dead bolt back cover 12 and regulates detent mechanism 90, its concrete structure is shown in Fig. 3～6, this structure is that plastic bushing 20 is housed in dead bolt fore shell 11, this lining is cylindric, the bottom land that its inwall is provided with dead bolt stopper slot 21 and 22, two stopper slots of safety tongue stopper slot is plane (seeing Fig. 3, Fig. 6).Slidably dead bolt 30 is housed in lining, the bottom center of this dead bolt is provided with the T-slot 31 that the cross section is a T shape, the T-slot width is corresponding with the dead bolt width, and T-slot is extended to forward near the dead bolt front end by the nearly middle part of dead bolt, be provided with the stopper slot 32 of broad at the T-slot rear portion, this stopper slot bottom is provided with the groove 321 (seeing Fig. 5, Fig. 6) of a square connection slide plate 70, and stopper slot 32 also is used to limit the position of safety tongue top flat 60.Be provided with spring groove 33 and locating convex block 34 at the dead bolt top, latch bolt spring 40 is housed in the spring groove 33, an end of latch bolt spring withstands on the dead bolt, and the other end is fixed on dead bolt fore shell 11 inwalls.Locating convex block 34 places in the dead bolt stopper slot 21 of lining 20, and it can slide in the dead bolt stopper slot 21 of lining 20 with moving of dead bolt, and the restriction dead bolt rotates.The safety tongue 50 that pick-proof is used is housed in the bottom of dead bolt, this safety tongue is a strip and block, its top is provided with the corresponding T shape of the T-slot shape Plug Division 51 with dead bolt, this Plug Division is inserted in the T-slot 31 of dead bolt versatilely, then expose outside T-slot its underpart, be provided with thrust step 52 in the safety tongue front top, this thrust step is stuck in the leading section of T-slot 31, is used for preventing when locking state that the people from move it for prizing dead bolt backward.Be provided with spring stack 53 in the safety tongue rear end, safety tongue spring 54 is housed on the spring stack, the other end of safety tongue spring withstands on the safety tongue top flat 60.The safety tongue top flat is contained in the safety tongue rear portion, and place slide plate 70 bottoms, its front end withstands safety tongue 50, stretch out (see figure 2) in the hole 111 of two strip empennages 61 by dead bolt fore shell 11 middle part bending parts of its rear end, and be provided with the spring fixed block 62 perpendicular to top flat in its back-end, the rear end of safety tongue spring 54 is fixed on the spring fixed block.When door was locked, under the effect of safety tongue 50, latch bolt spring 40, safety tongue top flat 60 was upspring, and snapped in the stopper slot 32 of dead bolt, and dead bolt 30 can not be entered in the panel under external force.Be connected with slide plate 70 in the dead bolt rear end, this slide plate is roughly Y-shaped, respectively be provided with two on its two arm and connect the dial axis block 71 that dial axis is used perpendicular to slide plate plate face, its front end-plate face upside is provided with and connects the projection 72 that dead bolt is used, this projection places in the groove 321 of dead bolt, and slide plate drives the dead bolt motion by this projection.The slide plate other end is connected with dial axis 80, dial axis 80 by dial axis cover 81 and with it " eight " font of one dial arm 82 formations, dial axis cover endoporus is a square hole, be used for being connected with the lock body of door lock, its outside then is circular, dial axis vertically is contained in the axis hole 123 of back cover 12, spring 83 is equipped with in its outside, imposing axial force can make it move axially in axis hole, two dial axis ends hang on the block 71 of slide plate 70, and when rotating door lock handle, lock body drives the dial axis rotation by a boxed rod that is contained in the dial axis cover, dial axis then drives slide plate 70 by two groups of arms 82 and slides, and unblanks through slide plate drive dead bolt.The rear portion of slide plate and dial axis are contained in the dead bolt back cover 12, and the dead bolt back cover is formed by connecting by loam cake 121 and lower cover 122, and it inserts in the dead bolt fore shell 11, form slidably with the dead bolt fore shell to flexibly connect.The front portion of dead bolt fore shell is cylindric, and the front portion is connected with panel 113, and its rear portion is consistent with the shape of back cover.For the length of dead bolt assembly is regulated, to adapt to different installation requirements, be provided with adjusting detent mechanism 90 at both binding sites, this adjusting detent mechanism 90 is that the loam cake 121 inboard riveted and fixed at dead bolt back cover 12 have the shell fragment 91 (seeing Fig. 4, Fig. 6) of adjusting, the free end of regulating shell fragment by on the shell fragment hole 1211 that covers stretch out, on dead bolt fore shell 11, then be provided with two for regulating adjusting locating hole 112 (see figure 1)s that shell fragment inserts, make front and rear casing can carry out the adjusting of two positions.
When carrying out the door lock installation, can regulate dead bolt length according to the installation site, during adjusting, refer to press adjusting shell fragment 91 with left hand, refer to jack-up dial axis 80 with the right hand simultaneously, make and dial the dial axis block 71 that arm 82 breaks away from the slide plates, but and forward or pusher zip tongue back cover, make dead bolt length adjusted, after adjusting puts in place, regulate shell fragment and fall into corresponding adjusting locating hole 112 (see figure 1)s, make the forward and backward shell of dead bolt location, adjusting is finished.
Claims (7)
1, a kind of Door-lock bolt structure of band safety tongue of adjustable-length, it is characterized in that, lining (20) is housed in dead bolt fore shell (11), slidably dead bolt (30) and latch bolt spring (40) are housed in the lining, safety tongue (50) and the safety tongue spring (54) that pick-proof is used is equipped with in the bottom of dead bolt, safety tongue top flat (60) is equipped with at the safety tongue rear portion, the dead bolt rear end is connected with slide plate (70), the slide plate other end then is connected with dial axis (80), the rear portion of slide plate and dial axis are contained in the dead bolt back cover (12), dead bolt back cover and dead bolt fore shell are slidably flexible connection, and are provided with adjusting detent mechanism (90) at both binding sites.
2, the Door-lock bolt structure of the band safety tongue of adjustable-length according to claim 1 is characterized in that, described lining (20) is cylindric, and its inwall is provided with dead bolt (30) and safety tongue (50) stopper slot (21), (22).
3, the Door-lock bolt structure of the band safety tongue of adjustable-length according to claim 1, it is characterized in that, the bottom of dead bolt (30) is provided with the T-slot (31) that inserts for safety tongue (50) and is positioned at the connection slide plate (70) at T-slot rear portion and the stopper slot (32) of safety tongue top flat (60) usefulness, wherein T-slot is extended near the dead bolt front end by stopper slot, and its top is provided with spring groove (33) and locating convex block (34); Safety tongue (50) is inserted in the T-slot (31) of dead bolt versatilely by T-slot shape its top and dead bolt corresponding T shape Plug Division (51), and its front top is provided with thrust step (52).
4, the Door-lock bolt structure of the band safety tongue of adjustable-length according to claim 1, it is characterized in that, safety tongue top flat (60) places slide plate (70) bottom, its front end withstands safety tongue (50), and two strip empennages (61) of its rear end stretch out in the hole (111) by dead bolt fore shell (11) middle part bending part.
5, the Door-lock bolt structure of the band safety tongue of adjustable-length according to claim 1, it is characterized in that, described slide plate (70) is roughly Y-shaped, and its two arm is provided with the dial axis block (71) that contacts with dial axis, and its front end-plate face is provided with and connects the projection (72) that dead bolt is used.
6, the Door-lock bolt structure of the band safety tongue of adjustable-length according to claim 1, it is characterized in that, described dial axis (80) by dial axis cover (81) and with it " eight " font of one dial arm (82) and constitute, dial axis vertically is contained in the axis hole (123) of back cover (12), and can in axis hole, move axially, its two groups of arm ends hang on the block (71) of slide plate (70).
7, the Door-lock bolt structure of the band safety tongue of adjustable-length according to claim 1, it is characterized in that, described adjusting detent mechanism (90) is to be fixed with in loam cake (121) inboard of dead bolt back cover (12) to regulate shell fragment (91), the free end of regulating shell fragment by on the shell fragment hole (1211) that covers stretch out, on dead bolt fore shell (11), be provided with two for regulating the adjusting locating holes (112) that shell fragments insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03226636 CN2623802Y (en) | 2003-05-27 | 2003-05-27 | Length-adjustable door lock dead bolt structure with insurance bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03226636 CN2623802Y (en) | 2003-05-27 | 2003-05-27 | Length-adjustable door lock dead bolt structure with insurance bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2623802Y true CN2623802Y (en) | 2004-07-07 |
Family
ID=34246687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03226636 Expired - Fee Related CN2623802Y (en) | 2003-05-27 | 2003-05-27 | Length-adjustable door lock dead bolt structure with insurance bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2623802Y (en) |
-
2003
- 2003-05-27 CN CN 03226636 patent/CN2623802Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUAMEI (TAISHAN) HARDWARE CO., LTD. Free format text: FORMER OWNER: TAISHAN HUAYI HARDWARE PRODUCTS CO., LTD. Effective date: 20060630 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20060630 Address after: 529231 seaport Road, Guanghai Town, Taishan, Guangdong Patentee after: Huayi Hardware Product Co., Ltd., Taishan Address before: 529231 seaport Road, Guanghai Town, Taishan, Guangdong Patentee before: Huayi Hardware Product Co., Ltd., Taishan |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040707 Termination date: 20100527 |