CN2389981Y - Door lock - Google Patents
Door lock Download PDFInfo
- Publication number
- CN2389981Y CN2389981Y CN 99236377 CN99236377U CN2389981Y CN 2389981 Y CN2389981 Y CN 2389981Y CN 99236377 CN99236377 CN 99236377 CN 99236377 U CN99236377 U CN 99236377U CN 2389981 Y CN2389981 Y CN 2389981Y
- Authority
- CN
- China
- Prior art keywords
- hyoplastron
- positive
- door lock
- travelling gear
- keep plate
- 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 metal door lock which comprises a base (1), a positive tongue board (2), and upper and a lower tongue boards (3), wherein, the front side of the positive tongue board (2) is provided with a sliding groove (8), and driving teeth (13) on a transmission gear (12) is meshed with driven teeth (11) on the upper sides of the upper and the lower tongue boards (3); a transmission shifting rod (14) extends into the sliding groove (8) on the front side of the positive tongue board (2). Compared with an existing burglar-proof door, the door lock of the utility model is easier to realize opening and closing in three orientation at the same time, and the utility model has the advantages of more convenient operation and labor saving.
Description
The utility model relates to a kind of security and anti-theft device, especially relates to a kind of Door lock made of metal.
Utility application (application number: 98234868.X, title: a kind of theftproof lock) disclose a kind of theftproof lock with the concealed dead bolt of Three-bearing.The gathering sill that is skew angle with the positive hyoplastron direction of motion is all arranged on the hyoplastron up and down of this theftproof lock, and two gathering sills about installing on the hyoplastron cross one another, and on the positive hyoplastron guide peg are arranged, in two gathering sills about guide peg stretches into simultaneously on the hyoplastron.When so positive hyoplastron seesaws, utilize guide peg to the oblique thrust that two gathering sills produce, forcing up and down, hyoplastron moves on the direction perpendicular to the positive hyoplastron direction of motion.Realize that unblank simultaneously in three orientation or the function of locking simultaneously.Hyoplastron moved on the direction perpendicular to the positive hyoplastron direction of motion about the oblique thrust that this theftproof lock utilizes guide peg that two gathering sills are produced made, and it is very big therefore to open the torsion that requires key at closing time.The switch door all compares difficulty.
But the purpose of this utility model is to provide a kind of labour-saving theftproof lock.
For achieving the above object, the new technical scheme of this practicality is such: described door lock, comprise base, positive hyoplastron, hyoplastron and hold the up and down groove of hyoplastron up and down, on the positive hyoplastron gathering sill is arranged, the axis of guide on the base passes gathering sill, also be provided with the central axis that links to each other with the door lock core that can rotate on the base with respect to base, there is sliding tray the front side of positive hyoplastron, the driving cog wheel seat is arranged in the groove, on the driving cog wheel seat driving gearshaft is arranged, hyoplastron places the both sides of driving cog wheel seat respectively up and down, the upside of hyoplastron is provided with driven tooth up and down, driving tooth and transmission dead man are arranged on the travelling gear, the driving cog wheel seat is on the driving cog wheel seat, and driving gearshaft passes in the travelling gear, the driving tooth on the travelling gear and up and down the driven tooth of hyoplastron upside be meshed, the transmission dead man stretches in the sliding tray of positive hyoplastron front side, and the travelling gear upper cover plate that plays fixation is positioned on the travelling gear.
The side that the gear upper cover plate of above-mentioned door lock is positioned at travelling gear transmission dead man is " eight " shape opening.
Above-mentioned door lock, with on the central axis that the door lock core links to each other dead man is arranged, safeguard places the base rear side by turning cylinder and movable axis, follow block and blocking point is arranged on the safeguard, dead man on follow block and the central axis is corresponding, the bayonet socket of blocking point and positive hyoplastron rear end is corresponding, and relief spring also is housed on the safeguard.
Above-mentioned door lock, there is driven tooth positive hyoplastron inboard, and positive hyoplastron travelling gear is installed on the central axis that links to each other with the door lock core, and the main transmission tooth on the positive hyoplastron travelling gear is meshed with the driven tooth of positive hyoplastron inboard;
The upside of the positive hyoplastron of above-mentioned door lock has location-plate, and the both sides of location-plate are fixed on the axis of guide, and its front end has spring, and the other end of spring withstands on the front end of positive hyoplastron.
Above-mentioned door lock, the axis of guide is provided with keep plate, and the keep plate front end has top board, and the keep plate downside is provided with the dop of projection, also is provided with extension spring on the keep plate, and the other end of extension spring and positive hyoplastron (or invest on the positive hyoplastron other fixing fittings) link to each other;
Positive hyoplastron side is provided with the bayonet socket that matches with keep plate downside projection dop, positive hyoplastron front end be provided with can be elastic the keep plate contact, the front end face of keep plate contact is a taper surface, the keep plate contact can prop up the top board of keep plate front end.
The utility model is described in further detail below in conjunction with embodiment and accompanying drawing.
Accompanying drawing 2 is the utility model door latch structure decomposing schematic representation.
Embodiment:
See also accompanying drawing 1 and accompanying drawing 2.Door lock shown in the figure, comprise base 1, positive hyoplastron 2, hyoplastron 3 and hold the groove 4 of hyoplastron 3 up and down up and down, on the positive hyoplastron 2 gathering sill 5 is arranged, the axis of guide 6 on the base 1 passes gathering sill 5, and also being provided with on the base 1 can be with respect to base 1 central axis 7 that links to each other with the door lock core that rotate;
There is sliding tray 8 front side of positive hyoplastron 2;
Driving cog wheel seat 9 is arranged in the groove 4, driving gearshaft 10 is arranged on the driving cog wheel seat 9, hyoplastron 3 places the both sides of driving cog wheel seat 9 respectively up and down, and the upside of hyoplastron 3 is provided with driven tooth 11 up and down;
Driving tooth 13 and transmission dead man 14 are arranged on the travelling gear 12,12 of travelling gears are on driving cog wheel seat 9, driving gearshaft 10 passes in the travelling gear 12, driving tooth 13 on the travelling gear 12 and up and down the driven tooth 11 of hyoplastron 3 upsides be meshed, transmission dead man 14 stretches in the sliding tray 8 of positive hyoplastron 2 front sides;
The travelling gear upper cover plate 15 that plays fixation is positioned on the travelling gear 12.
The present embodiment door lock open or and by key hyoplastron 2 generations are seesawed when closing, driving the transmission dead man 14 that stretches into it in the sliding tray 8 of positive hyoplastron 2 front sides also seesaws, thereby travelling gear 12 is rotated, therefore up and down hyoplastron simultaneously on perpendicular to the direction of the positive hyoplastron direction of motion motion realized three orientation function of lockings simultaneously.
The side that the gear upper cover plate 15 of present embodiment door lock is positioned at travelling gear transmission dead man 14 is " eight " shape opening, can limit 12 of travelling gears and rotate in certain angular range.
The present embodiment door lock and has dead man 16 on the central axis 7 that the door lock core links to each other;
Safeguard 17 places the base rear side by turning cylinder 18 and movable axis 19, follow block 20 and blocking point 21 are arranged on the safeguard 17, dead man 16 on follow block 20 and the central axis 7 is corresponding, and the bayonet socket 22 of blocking point 21 and positive hyoplastron 2 rear ends is corresponding, and relief spring 34 also is housed on the safeguard 17.
After the present embodiment door lock is locked, have only, withstand top board 20, safeguard 17 is offed normal, the bayonet socket 22 that the blocking point 21 on the safeguard 17 breaks away from positive hyoplastron 2 rear ends by dead man 16 with key turns dead man 16.Positive hyoplastron 2 could move backward, and door lock could be opened.Therefore, close back safeguard 17 and can prevent that him from human external force unpluging positive hyoplastron 2 by force backward, has higher safety.
The present embodiment door lock, there is driven tooth 23 positive hyoplastron 2 inboards;
Positive hyoplastron travelling gear 24 is installed on the central axis 7 that links to each other with the door lock core, and the main transmission tooth 25 on the positive hyoplastron travelling gear 24 is meshed with the driven tooth 23 of positive hyoplastron 2 inboards.
The present embodiment door lock, the upside of positive hyoplastron 2 has location-plate 26, and the both sides of location-plate 26 are fixed on the axis of guide 6, and its front end has spring 27, and the other end of spring 27 withstands on the front end of positive hyoplastron 2.
The present embodiment door lock, the axis of guide 6 is provided with keep plate 28, and keep plate 28 front ends have top board 29, and keep plate 28 downsides are provided with the dop 30 of projection, also are provided with extension spring 31 on the keep plate 28, and the other end of extension spring 31 links to each other with location-plate 26;
Compare with existing antitheft door, in the time of three orientation of the easier realization of the utility model door lock Open and locking more convenient operation, laborsaving.
Claims (6)
1. door lock, comprise base (1), positive hyoplastron (2), up and down hyoplastron (3) and hold about the groove (4) of hyoplastron (3), on the positive hyoplastron (2) gathering sill (5) is arranged, the axis of guide (6) on the base (1) passes gathering sill (5), also be provided with the central axis (7) that links to each other with the door lock core that can rotate on the base (1), it is characterized in that with respect to base (1):
There is sliding tray (8) front side of positive hyoplastron (2);
Driving cog wheel seat (9) is arranged in the groove (4), driving gearshaft (10) is arranged on the driving cog wheel seat (9), hyoplastron (3) places the both sides of driving cog wheel seat (9) respectively up and down, and the upside of hyoplastron (3) is provided with driven tooth (11) up and down;
Driving tooth (13) and transmission dead man (14) are arranged on the travelling gear (12), travelling gear (12) seat is on driving cog wheel seat (9), driving gearshaft (10) passes in the travelling gear (12), driving tooth (13) on the travelling gear (12) and up and down the driven tooth (11) of hyoplastron (3) upside be meshed, transmission dead man (14) stretches in the sliding tray (8) of positive hyoplastron (2) front side;
The travelling gear upper cover plate (15) that plays fixation is positioned at (12) on the travelling gear.
2. door lock according to claim 1 is characterized in that the side that gear upper cover plate (15) is positioned at travelling gear transmission dead man (14) is " eight " shape opening.
3. door lock according to claim 1 is characterized in that:
On the central axis (7) that links to each other with the door lock core dead man (16) is arranged;
Safeguard (17) places the base rear side by turning cylinder (18) and movable axis (19), follow block (20) and blocking point (21) are arranged on the safeguard (17), dead man (16) on follow block (20) and the central axis (7) is corresponding, the bayonet socket (22) of blocking point (21) and positive hyoplastron (2) rear end is corresponding, and relief spring (34) also is housed on the safeguard (17).
4. door lock according to claim 1 is characterized in that:
There is driven tooth (23) positive hyoplastron (2) inboard;
Positive hyoplastron travelling gear (24) is installed on the central axis (7) that links to each other with the door lock core, and the main transmission tooth (25) on the positive hyoplastron travelling gear (24) is meshed with the driven tooth (23) of positive hyoplastron (2) inboard.
5. door lock according to claim 1, the upside that it is characterized in that positive hyoplastron (2) has location-plate (26), the both sides of location-plate (26) are fixed on the axis of guide (6), and its front end has spring (27), and the other end of spring (27) withstands on the front end of positive hyoplastron (2).
6. door lock according to claim 1 is characterized in that:
The axis of guide (6) is provided with keep plate (28), keep plate (28) front end has top board (29), keep plate (28) downside is provided with the dop (30) of projection, also is provided with extension spring (31) on the keep plate (28), and the other end of extension spring (31) links to each other with positive hyoplastron (2) (comprising attached fixing fitting thereon);
Positive hyoplastron (2) side is provided with the bayonet socket (32) that matches with keep plate (28) downside projection dop (30), positive hyoplastron (2) front end be provided with can be elastic keep plate contact (33), the front end face of keep plate contact (33) is a taper surface, and keep plate contact (33) can prop up the top board (29) of keep plate (28) front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99236377 CN2389981Y (en) | 1999-06-18 | 1999-06-18 | Door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99236377 CN2389981Y (en) | 1999-06-18 | 1999-06-18 | Door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2389981Y true CN2389981Y (en) | 2000-08-02 |
Family
ID=34024202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99236377 Expired - Fee Related CN2389981Y (en) | 1999-06-18 | 1999-06-18 | Door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2389981Y (en) |
-
1999
- 1999-06-18 CN CN 99236377 patent/CN2389981Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |