CN202500405U - Lock body structure for door lock - Google Patents
Lock body structure for door lock Download PDFInfo
- Publication number
- CN202500405U CN202500405U CN2012201074244U CN201220107424U CN202500405U CN 202500405 U CN202500405 U CN 202500405U CN 2012201074244 U CN2012201074244 U CN 2012201074244U CN 201220107424 U CN201220107424 U CN 201220107424U CN 202500405 U CN202500405 U CN 202500405U
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- tongue
- lock body
- oblique
- oblique tongue
- lock
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Abstract
The utility model discloses a lock body structure for a door lock, which comprises a lock body box, and an oblique tongue, a large square tongue, upper and lower hooks, an insurance tongue, an oblique tongue transmission device and a large square tongue transmission device which are arranged inside the lock body box and a lock body cover. The oblique tongue, which is a combined type oblique tongue, comprises an outer oblique tongue and an inner oblique tongue provided inside the outer oblique tongue. The upper and lower hooks are limiting structures, saw-teeth shaped nonslip members are provided on the upper and lower hooks and are fitted with upper and lower rods against easily slipping. The oblique tongue transmission device comprises the oblique tongue, an oblique tongue turn plate, an oblique tongue pull plate and a square shaft cycle. The oblique tongue pull plate and the oblique tongue turn plate are driven to make the oblique tongue retract via the rotation of the square shaft cycle by the transmission of the oblique tongue. The large square tongue transmission device comprises the large square tongue, a shifting fork, a large square tongue spring and the square shaft cycle. The shifting fork is driven to make the large square tongue extend out via the rotation of the square shaft cycle by the transmission of the large square tongue. The large square tongue can extend out and retract freely by the assistance force effect of the shifting fork and the large square tongue spring. The lock body structure provided by the utility model has the advantages of having a simple structure, being flexible and labor-saving and having a long service life.
Description
Technical field
The utility model relates to the lock body of door lock; More particularly, relate to a kind of lock case and lock body of comprising and cover and be installed in the lock body structure of the door lock of oblique tongue, generous tongue, world hook, safety tongue, oblique tongue transmission device and generous tongue transmission device in lock case and the lock body lid.
Background technology
At present, the existing lock body of selecting for use on the market comprises lock case, lock body lid and is located at lock case and interior oblique tongue, world hook, safety tongue and oblique tongue, the generous tongue transmission device of lock body lid, like Fig. 1.Though this structure has played certain antitheft effect,, because of following technological deficiency, cause existing lock body structure complicacy, use inconvenience and application life of short duration:
1, tiltedly tongue is single oblique tongue, and anti-plug is not crashproof, and tiltedly tongue is prone to come off.
2, world hook and universe rod contact surface are level and smooth, are prone to landing, and material is cold-reduced sheet, and be easily broken.
3, oblique tongue transmission device: this oblique tongue transmission device is drawn in oblique tongue for rotate the drive clutch part through lock core; This clutch part is installed on the inner axle of lock body; On the lock body inner shaft mouth mechanical key is installed; Thereby make that the internal construction of lock body is complicated, often occur stuck, can't realize dangerous phenomenon such as normal clutch.
4, generous tongue transmission device: generous tongue is got and regained to the strength that this generous tongue transmission device only depends on lock core to rotate, and effort and sensitivity are poor, are prone to stuck phenomenon.
5, the safety tongue spring is the bidirectional force motion, makes safety tongue eject easily and withdrawal, and the safety tongue accident appears in door easily under situation about being impacted gets, thus the phenomenon of locked door.
6, lock case and lock body lid is only fixed by screw, and screw becomes flexible and is prone to the phenomenon that lock case pops and comes off.
Summary of the invention
The purpose of the utility model is to above-mentioned technological deficiency a kind of lock body structure of door lock to be provided, the lock body structure of this a kind of door lock flexible and long service life simple in structure, laborsaving.
The technical scheme of the utility model is described below: a kind of lock body structure of door lock; Comprise lock case and lock body lid and be installed in lock case and the oblique tongue that the lock body lid is interior, generous tongue, world hook, safety tongue, oblique tongue transmission device and generous tongue transmission device; It is characterized in that; Said oblique tongue is the oblique tongue of combined type, forms ability anti-plug, crashproof by outer tiltedly tongue and the interior oblique tongue of being located in the outer tiltedly tongue; Said world hook is a position limiting structure, which is provided with the zigzag Non-slip material, and cooperates with universe rod and to be difficult for landing; Said oblique tongue transmission device comprise oblique tongue, tiltedly the tongue flap, tiltedly tongue arm-tie and square shaft are turn-taked, tiltedly the transmission of tongue drives oblique tongue arm-tie and draws in oblique tongue with oblique tongue flap through the square shaft rotation of turn-taking; Said generous tongue transmission device comprises that generous tongue, shift fork, generous tongue spring and square shaft turn-take; The transmission of generous tongue drives the shift fork interlock and gets generous tongue through the square shaft rotation of turn-taking, and makes generous tongue get and regain capable of expansion and contraction through the power effect of borrowing of shift fork and generous tongue spring.
The utility model according to said structure is characterized in that, this lock body structure also comprises a safety tongue extension spring, and this safety tongue extension spring is connected with safety tongue, yearns for back convergent force through the folk prescription of this safety tongue extension spring, and safety tongue is not ejected because of being given a shock easily.
The utility model according to said structure is characterized in that, said in tiltedly tongue be provided with and be used to the draw-in groove that prevents that oblique tongue from outwards coming off.
The utility model according to said structure is characterized in that, said lock case is provided with the screens of at least one place, and lock body covers correspondence and is provided with the buckle with this clamping matching.
According to above-mentioned structure,, it is characterized in that left and right sides correspondence is provided with one group of screens on the said lock case as further optimization, lock body covers correspondence and is provided with the buckle with this clamping matching.
According to the utility model of said structure,, it is characterized in that said world hook is a stainless steel as further optimization.
According to the utility model of said structure, its beneficial effect is that the utility model adopts the oblique tongue structure of combined type, strengthens anti-plug, crashproof function; Increase draw-in groove on the interior oblique tongue, prevent that oblique tongue from coming off; World hook is provided with Non-slip material, and tightr with the universe rod assembling that is arranged on the door, stainless steel is used in anti-slip, strengthens hardness, and is anti-fracture; Tiltedly the tongue transmission device makes ensuring smooth transmission reliable, prevent stuck, can't normal door etc. phenomenon; Generous tongue transmission device makes generous tongue get and regain capable of expansion and contraction, laborsaving and flexible, prevents stuck phenomenon; Adopt the safety tongue extension spring, make safety tongue can not eject the phenomenon that causes accident to be locked easily because of being shaken; The buckle design of lock case, lock body lid is securely fixed on the lock case lock body lid, even the loosening lock body that also can not occur of peripheral screw covers the phenomenon that pops and come off.The utility model flexible and long service life simple in structure, laborsaving.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
Fig. 1 is the lock body structure figure of existing door lock;
Fig. 2 is the utility model lock body cut-away view;
Fig. 3 is the utility model lock body vertical view;
Fig. 4 is the utility model lock body lateral view.
Oblique tongue in the drawings, 1; 101, interior oblique tongue; 102, outer tiltedly tongue; 2, world hook; 3, oblique tongue flap; 4, generous tongue spring; 5, shift fork; 6, oblique tongue arm-tie; 7, square shaft is turn-taked; 8, safety tongue extension spring; 9, safety tongue shifting block; 10, lock case; 11, safety tongue; 12, generous tongue; 13, lock body lid; 14, screens.
The specific embodiment
Like Fig. 2-shown in Figure 4; A kind of lock body structure of door lock; Comprise lock case 10 and lock body lid 13 and be installed in oblique tongue 1 in lock case 10 and the lock body lid 13, generous tongue 12, world hook 2, safety tongue 11, tiltedly tongue transmission device and generous tongue transmission device, said oblique tongue 1 be the oblique tongue of combined type, by outer tiltedly tongue 102 be located at outer tiltedly tongue 102 interior interior oblique tongues 101 and form; Interior tiltedly tongue 101 has anti-plug, crashproof function; Can alleviate the bump of opposite house, set up draw-in groove on the interior oblique tongue 101, can prevent that oblique tongue 1 is shed to door frames; Said world hook 2 is a position limiting structure, which is provided with the zigzag Non-slip material, and cooperates with universe rod and to be difficult for landing, and this world hook 2 is a stainless steel, has increased intensity, prevents fracture; Said oblique tongue transmission device comprise oblique tongue 1, tiltedly tongue flap 3, tiltedly tongue arm-tie 6 and square shaft turn-take 7; Turn-take through square shaft and 7 to rotate to an angle; Drive oblique tongue arm-tie 6 and draw in oblique tongue 1, make transmission dexterousr reliable with oblique tongue flap 3, prevent stuck, can't normal door etc. phenomenon; Said generous tongue transmission device comprises that generous tongue 12, shift fork 5 and generous tongue spring 4 and square shaft turn-take 7; Turn-take through square shaft and 7 to rotate to an angle and drive shift fork 5 interlocks and get generous tongue 12; Borrow the power effect by shift fork 5 and generous tongue spring 4; Make generous tongue 12 get and regain capable of expansion and contraction, laborsaving and flexible, prevent stuck phenomenon.
The utility model also comprises a safety tongue extension spring 8, and this safety tongue extension spring 8 is connected with safety tongue 11, yearns for back convergent force through the folk prescription of this safety tongue extension spring 8, makes safety tongue 11 not eject the phenomenon that causes accident to be locked easily because of being given a shock.
Left and right sides correspondence is provided with one group of screens 14 on the lock case 13 of the utility model, the corresponding buckle that is provided with this clamping matching on the lock body lid 10.Lock body lid 13 is securely fixed on the lock case 10, the phenomenon that lock body lid 13 pops and comes off also can occur even peripheral screw becomes flexible.
Claims (6)
1. the lock body structure of a door lock; Comprise lock case and lock body lid and be installed in lock case and the oblique tongue that the lock body lid is interior, generous tongue, world hook, safety tongue, oblique tongue transmission device and generous tongue transmission device; It is characterized in that: said oblique tongue is the oblique tongue of combined type, is made up of outer tiltedly tongue and the interior oblique tongue of being located in the outer tiltedly tongue; Said world hook is a position limiting structure, which is provided with the zigzag Non-slip material, and cooperates with universe rod and to be difficult for landing; Said oblique tongue transmission device comprise oblique tongue, tiltedly the tongue flap, tiltedly tongue arm-tie and square shaft are turn-taked, tiltedly the transmission of tongue drives oblique tongue arm-tie and draws in oblique tongue with oblique tongue flap through the square shaft rotation of turn-taking; Said generous tongue transmission device comprises that generous tongue, shift fork and generous tongue spring, square shaft turn-take; The transmission of generous tongue drives the shift fork interlock and gets generous tongue through the square shaft rotation of turn-taking, and makes generous tongue get and regain capable of expansion and contraction through the power effect of borrowing of shift fork and generous tongue spring.
2. the lock body structure of a kind of door lock according to claim 1; It is characterized in that: this lock body structure also comprises a safety tongue extension spring; This safety tongue extension spring is connected with safety tongue, yearns for back convergent force through the folk prescription of this safety tongue extension spring, and safety tongue is not ejected because of being given a shock easily.
3. the lock body structure of a kind of door lock according to claim 1 is characterized in that: in said tiltedly tongue be provided with and be used to the draw-in groove that prevents that oblique tongue from outwards coming off.
4. the lock body structure of a kind of door lock according to claim 1, it is characterized in that: said lock case is provided with the screens of at least one place, and lock body covers correspondence and is provided with the buckle with this clamping matching.
5. the lock body structure of a kind of door lock according to claim 4, it is characterized in that: left and right sides correspondence is provided with one group of screens on the said lock case, and lock body covers correspondence and is provided with the buckle with this clamping matching.
6. the lock body structure of a kind of door lock according to claim 1, it is characterized in that: said world hook is a stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201074244U CN202500405U (en) | 2012-03-21 | 2012-03-21 | Lock body structure for door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201074244U CN202500405U (en) | 2012-03-21 | 2012-03-21 | Lock body structure for door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202500405U true CN202500405U (en) | 2012-10-24 |
Family
ID=47037020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201074244U Expired - Lifetime CN202500405U (en) | 2012-03-21 | 2012-03-21 | Lock body structure for door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202500405U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397818A (en) * | 2013-08-13 | 2013-11-20 | 广西平果力保佳锁业有限责任公司 | Anti-collision lock body mechanism |
| CN109441246A (en) * | 2018-12-26 | 2019-03-08 | 温州市庆泰恒装饰五金有限公司 | A kind of electromechanical automatic lock of anti-rebound |
| CN109707289A (en) * | 2019-03-08 | 2019-05-03 | 江苏金迪木业股份有限公司 | A kind of anti-theft door device with fire-proof and thermal-insulation |
-
2012
- 2012-03-21 CN CN2012201074244U patent/CN202500405U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397818A (en) * | 2013-08-13 | 2013-11-20 | 广西平果力保佳锁业有限责任公司 | Anti-collision lock body mechanism |
| CN103397818B (en) * | 2013-08-13 | 2016-04-20 | 广西平果力保佳锁业有限责任公司 | A kind of anti-collision lock body mechanism |
| CN109441246A (en) * | 2018-12-26 | 2019-03-08 | 温州市庆泰恒装饰五金有限公司 | A kind of electromechanical automatic lock of anti-rebound |
| CN109441246B (en) * | 2018-12-26 | 2023-07-18 | 浙江庆泰恒科技有限公司 | Rebound-proof electromechanical automatic lock |
| CN109707289A (en) * | 2019-03-08 | 2019-05-03 | 江苏金迪木业股份有限公司 | A kind of anti-theft door device with fire-proof and thermal-insulation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121024 |
|
| CX01 | Expiry of patent term |