CN213330481U - Lock body for anti-theft door - Google Patents
Lock body for anti-theft door Download PDFInfo
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- CN213330481U CN213330481U CN202021459125.8U CN202021459125U CN213330481U CN 213330481 U CN213330481 U CN 213330481U CN 202021459125 U CN202021459125 U CN 202021459125U CN 213330481 U CN213330481 U CN 213330481U
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- plate
- lock body
- connecting hole
- tongue
- lock
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Abstract
The utility model discloses a lock body for burglary-resisting door, including the lock shell, locking closure and guide panel, be provided with square tongue subassembly and oblique tongue subassembly on the lock shell, square tongue subassembly is including connecting tie plate and fly leaf, be provided with square tongue and first spout on the connecting tie plate, be provided with first fixed axle and second fixed axle on the lock shell, be provided with the second spout on the fly leaf, one side of connecting tie plate is provided with the fixture block, one side of fly leaf is provided with the through-hole, connecting hole and separation blade, the connecting hole passes through elastic component and the first connecting hole columnar connection on the lock shell, still be provided with second connecting hole post on the lock shell, the cover is equipped with the shifting block on the second connecting hole post, the cover is equipped with shifting block and shifting block on the handle shifting block, be provided with oblique tongue push pedal on the connecting tie plate, be provided with third connecting hole post on the lock shell, the cover is equipped with the square tongue push pedal on the third connecting hole post, be provided with square. The utility model discloses a lock body can prevent that the dead bolt from producing to remove the back and blocking, improves burglary-resisting door's result of use and life.
Description
Technical Field
The utility model relates to a lock technical field specifically is a lock body for burglary-resisting door.
Background
The anti-theft door is called as anti-theft safety door, it has anti-theft and safety performance, the lock body is one of the lock components, mainly responsible for the basic anti-theft work of the anti-theft door, the lock body is responsible for the function of opening and locking the door and window, plays an important role in anti-theft, has guaranteed the resident's safety of living to a certain extent, reduces the emergence of crime. The existing lock body for the security door generally controls the movement of the dead bolt through a rotating handle, then the door is opened and the door is locked, and because the internal control pieces of the lock body are more, the dead bolt is easy to block in the moving process, the using effect of the security door is influenced, and the lock body is forced to be damaged to open the door when the dead bolt is serious, so that the service life of the security door is influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a lock body for burglary-resisting door, solve the square tongue that exists among the prior art and easily appear blocking the phenomenon, influence burglary-resisting door result of use and life's problem.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a lock body for a security door comprises a lock shell and a lock cover, wherein the lock shell and the lock cover are combined together through a guide panel, a lock body assembly is arranged on the lock shell and comprises a square tongue assembly and an oblique tongue assembly, the square tongue assembly comprises a connecting bolt plate and a movable plate, a square tongue is arranged at one end of the connecting bolt plate, a first sliding groove is arranged on the connecting bolt plate, a first fixing shaft and a second fixing shaft are arranged on the lock shell, the first sliding groove is sleeved on the first fixing shaft, a second sliding groove sleeved on the first fixing shaft and the second fixing shaft is correspondingly arranged on the movable plate, a clamping block is arranged on one side of the connecting bolt plate, a through hole for clamping the clamping block is formed in one side of the movable plate, a connecting hole and a blocking piece are further arranged on the movable plate, and the connecting hole is connected with a first connecting hole column on the lock shell through an elastic piece, the lock is characterized in that a second connecting hole column is further arranged on the lock shell, a shifting block is sleeved on the second connecting hole column, the shifting block is respectively matched with a blocking piece on the movable plate and a shifting block piece sleeved on a handle shifting head on the lock shell, a shifting piece is further sleeved on the handle shifting head, an oblique tongue pushing plate is movably arranged on the connecting bolt plate, one end of the shifting piece is connected with the oblique tongue pushing plate, the other end of the shifting piece is clamped on the oblique tongue assembly, a third connecting hole column is arranged on the lock shell, a square tongue pushing plate is sleeved on the third connecting hole column, one end of the square tongue pushing plate is movably connected with the connecting bolt plate, the other end of the square tongue pushing plate is matched with the shifting block piece, and a square tongue hole and an oblique tongue hole are formed in the guide panel.
Preferably, the number of the second fixing shafts is 2, and the 2 second fixing shafts and the first fixing shaft form a triangular shape.
Preferably, the shifting block is provided with a first groove and a second groove, the first groove is used for matching with the shifting block, and the second groove is used for matching with the tongue pushing plate.
Preferably, the lock body assembly further comprises a top and bottom frame, and one end of the top and bottom frame and the dead bolt push plate are movably connected to the connecting bolt plate together.
Preferably, the lock body assembly further comprises a safety tongue assembly, and the guide panel is correspondingly provided with a safety tongue hole.
The utility model has the advantages that: the utility model discloses a lock body, simple structure, the cooperation design of connecting tie plate and fly leaf has reduced the part accessory of control square tongue work on the traditional lock body, has reduced manufacturing cost, has improved the agility and the accuracy that the square tongue removed, simultaneously, through the fixture block, the cooperation design of through-hole and elastic component can make the square tongue fix at a certain position steadily, prevents that the square tongue from producing under the exogenic action and removing the back card, improves the result of use and the life of burglary-resisting door.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic structural view of a connection peg board of the present invention;
fig. 3 is a schematic structural view of the middle movable plate of the present invention.
In the figure: 1-a lock case; 2-locking the cover; 3-a guide panel; 4-a latch bolt assembly; 5-connecting the bolt plate; 6-a movable plate; 7-square tongue; 8-a first fixed shaft; 9-a second fixed shaft; 10-an elastic member; 11-a first connecting hole column; 12-a second connecting hole column; 13-shifting blocks; 14-a handle-knob; 15-plectrum; 16-a plectrum; 17-oblique tongue pushing plate; 18-a third connecting hole column; 19-dead tongue push plate; 20-day shelf; 21-a safety tongue assembly; 51-a first runner; 52-a fixture block; 61-a second chute; 62-a through hole; 63-connecting holes; 64-baffle plate.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-3, a lock body for a security door comprises a lock case 1 and a lock cover 2, the lock case 1 and the lock cover 2 are combined together through a guide panel 3, a lock body assembly is arranged on the lock case 1, the lock body assembly comprises a square tongue assembly and an oblique tongue assembly 4, the square tongue assembly comprises a connecting bolt plate 5 and a movable plate 6, one end of the connecting bolt plate 5 is provided with a square tongue 7, the connecting bolt plate 5 is provided with a first sliding groove 51, the lock case 1 is provided with a first fixing shaft 8 and a second fixing shaft 9, the first sliding groove 51 is sleeved on the first fixing shaft 8, the movable plate 6 is correspondingly provided with a second sliding groove 61 sleeved on the first fixing shaft 8 and the second fixing shaft 9, one side of the connecting bolt plate 5 is provided with a clamping block 52, one side of the movable plate 6 is provided with a through hole 62 for movably clamping the clamping block 52, the movable plate 6 is further provided with a connecting hole 63 and a blocking piece 64, the connecting hole 63 is connected with a, the lock shell 1 is further provided with a second connecting hole column 12, the second connecting hole column 12 is sleeved with a shifting block 13, the shifting block 13 is respectively matched with a blocking piece 64 on the movable plate 6 and a shifting block piece 15 sleeved on a handle shifting head 14 on the lock shell 1, the handle shifting head 14 is further sleeved with a shifting piece 16, a latch pushing plate 17 is movably arranged on the connecting bolt plate 5, one end of the shifting piece 16 is connected with the latch pushing plate 17, the other end of the shifting piece 16 is clamped on the latch component 4, the lock shell 1 is provided with a third connecting hole column 18, the third connecting hole column 18 is sleeved with a latch pushing plate 19, one end of the latch pushing plate 19 is movably connected with the connecting bolt plate 5, the other end of the latch pushing plate is matched with the shifting block piece 15, a latch hole and a latch hole are formed in the guide panel 3, a first groove and a second groove are formed in the shifting block 15, the first groove is used for matching with the shifting block 13, and the second groove is used for matching with the latch pushing plate 19.
When the square tongue 7 is in a state of being separated from the square tongue hole on the guide panel 3, the handle is rotated anticlockwise, the handle shifting head 14 rotates, then the shifting head piece 15 is driven to rotate, the edge of the first groove on the shifting head piece 15 drives the shifting block 13 to rotate, at the moment, the shifting block 13 is separated from the blocking piece 64, when the edge of the second groove on the shifting head piece 15 contacts the square tongue pushing plate 19, the square tongue pushing plate 19 rotates and drives the connecting bolt plate 5 to move upwards, and as the connecting bolt plate 5 has an upward pulling force, the clamping block 52 can generate a certain pushing force on the through hole 62 (the upper end surface of the clamping block 52 is designed to be a slope surface, when the connecting bolt plate 5 has an upward pulling force, the clamping block 52 can slide out along the slope surface, and a pushing force can be generated on the movable plate 6 in the direction of the handle shifting head 14), so that the through hole 62 on the movable plate 6 is separated from the clamping block 52 on the connecting bolt plate 5, finally, the square tongue 7 moves upwards to penetrate through the square tongue hole of the guide panel 3, then the handle is released, the shifting head piece 15 rotates around, the movable plate 6 moves in the opposite direction due to the resilience force of the elastic piece 10, and the through hole 62 on the movable plate 6 is sleeved on the clamping block 52 corresponding to the connecting bolt plate 5, so that the door closing state is realized. When the door needs to be opened, the handle is rotated clockwise, the edge of the first groove on the shifting block piece 15 drives the shifting block 13 to rotate, at the moment, the shifting block 13 exerts force on the blocking piece 64, then the movable plate 6 is driven to move towards the handle shifting block 14, the through hole 62 on the movable plate 6 is separated from the clamping block 52 on the connecting bolt plate 5, when the edge of the second groove on the shifting block piece 15 touches the square tongue pushing plate 19, the square tongue pushing plate 19 rotates and drives the connecting bolt plate 5 to move downwards, the handle is released, the through hole 62 is sleeved on the clamping block 52 in the corresponding position, the door opening state is realized, meanwhile, the handle shifting block 14 also drives the shifting block 16 to rotate when rotating, and the movement of the latch bolt component 4 is realized. The design positions and the number of the clamping blocks 52 are matched with the through holes 62, so that the matching accuracy of the connecting bolt plate 5 and the movable plate 6 is improved, and the use safety of the security door is improved.
The utility model discloses a lock body, simple structure, the cooperation design of connecting tie plate 5 and fly leaf 6 has reduced the part accessory of controlling square tongue 7 work on traditional lock body, has reduced manufacturing cost, has improved the agility and the accuracy that square tongue 7 removed, simultaneously, through fixture block 52, the cooperation design of through-hole 62 and elastic component 10 can make square tongue 7 fix at a certain position steadily, prevents that square tongue 7 from producing under the exogenic action and removing the back card, improves burglary-resisting door's result of use and life.
The number of the second fixing shafts 9 is 2, and the 2 second fixing shafts 9 and the first fixing shaft 8 form a triangle. Above-mentioned design, the second spout 61 on the fly leaf 6 corresponds the design, that is to say, the fly leaf 6 is the triangle-shaped and fixes on first fixed axle 8 and second fixed axle 9, has improved the installation stability of fly leaf 6, and simultaneously, 3 second spouts 61 carry out the back-and-forth movement simultaneously, have also improved the stability in use of fly leaf 6 to guarantee the accurate removal and the fixing of square tongue 7, improve the validity in use of burglary-resisting door.
The lock body component also comprises a top and bottom frame 20, and one end of the top and bottom frame 20 and the dead bolt push plate 19 are movably connected on the connecting bolt plate 5. By the design, when the door is locked, the lock is closed simultaneously after the latch bolt and the square bolt 7 are closed, three sides of the door can be locked, so that the door has good anti-prying and anti-collision functions, and the living safety of residents is guaranteed.
The lock body component also comprises a safety tongue component 21, and a safety tongue hole is correspondingly arranged on the guide panel 3. By the design, after a user enters a room, the safety tongue on the safety tongue assembly 21 can penetrate through the safety tongue hole in the guide panel 3 in the room, and even if a person opens the lockset outside the door, the door cannot be opened, so that the use safety of the anti-theft door is improved.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (5)
1. The utility model provides a lock body for burglary-resisting door, includes lock shell and locking closure, the lock shell with the locking closure is in the same place through a guide panel combination, be provided with the lock body subassembly on the lock shell, the lock body subassembly includes square tongue subassembly and oblique tongue subassembly, its characterized in that: the square tongue component comprises a connecting bolt plate and a movable plate, a square tongue is arranged at one end of the connecting bolt plate, a first sliding groove is formed in the connecting bolt plate, a first fixing shaft and a second fixing shaft are arranged on the lock shell, the first sliding groove is sleeved on the first fixing shaft, a second sliding groove sleeved on the first fixing shaft and the second fixing shaft is correspondingly formed in the movable plate, a clamping block is arranged on one side of the connecting bolt plate, a through hole used for clamping the clamping block in a movable mode is formed in one side of the movable plate, a connecting hole and a blocking piece are further formed in the movable plate, the connecting hole is connected with the first connecting hole column on the lock shell through an elastic piece, a second connecting hole column is further arranged on the lock shell, a shifting block is sleeved on the second connecting hole column and is matched with the blocking piece on the movable plate and a shifting head piece sleeved on a handle shifting head on the lock shell respectively, the handle is characterized in that a shifting piece is further sleeved on the handle shifting head, an oblique tongue pushing plate is movably arranged on the connecting bolt plate, one end of the shifting piece is connected with the oblique tongue pushing plate, the other end of the shifting piece is clamped on the oblique tongue assembly, a third connecting hole column is arranged on the lock shell, a square tongue pushing plate is sleeved on the third connecting hole column, one end of the square tongue pushing plate is movably connected with the connecting bolt plate, the other end of the square tongue pushing plate is matched with the shifting piece, and a square tongue hole and an oblique tongue hole are formed in the guide panel.
2. The lock body of claim 1, wherein: the second fixed axle is provided with 2, and 2 the second fixed axle with first fixed axle forms the triangle-shaped.
3. The lock body of claim 1, wherein: the inner concave of the shifting block sheet is provided with a first groove and a second groove, the first groove is used for matching with the shifting block to work, and the second groove is used for matching with the square tongue pushing plate to work.
4. The lock body of claim 1, wherein: the lock body assembly further comprises a top frame and a bottom frame, and one end of the top frame and the dead bolt push plate are movably connected to the connecting bolt plate together.
5. The lock body of claim 1, wherein: the lock body assembly further comprises a safety tongue assembly, and a safety tongue hole is correspondingly formed in the guide panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021459125.8U CN213330481U (en) | 2020-07-22 | 2020-07-22 | Lock body for anti-theft door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021459125.8U CN213330481U (en) | 2020-07-22 | 2020-07-22 | Lock body for anti-theft door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213330481U true CN213330481U (en) | 2021-06-01 |
Family
ID=76090167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021459125.8U Active CN213330481U (en) | 2020-07-22 | 2020-07-22 | Lock body for anti-theft door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213330481U (en) |
-
2020
- 2020-07-22 CN CN202021459125.8U patent/CN213330481U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 321200 Hardware Machinery Industrial Park, Tongqin Town, Wuyi County, Jinhua City, Zhejiang Province (the second plant in Wuyi Zhongqi Hardware Tools Co., Ltd.) Patentee after: Zhejiang Avis Security Technology Co.,Ltd. Address before: 321201 Tongqin Hardware Machinery Industrial Park, Wuyi County, Jinhua City, Zhejiang Province Patentee before: JINHUA ELVIS SECURITY PROTECTION TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address |