A kind of door and window locking device
Technical field
The invention belongs to field of mechanical technique, relate to a kind of locking device, particularly a kind of door and window locking device.
Background technology
Existing door and window device generally comprises lock housing, panel and drive link, lock housing is fixed on panel, drive link is between lock housing and panel, torsional angle is installed in lock housing, in torsional angle, there is installing hole, door handle is arranged on installing hole, torsional angle has drive block, drive link middle part is fixedly embedded with slide block, slide block has two drive blocks, between two drive blocks, be formed with chute, drive block extend in chute and can move up and down by slider-actuated drive link, slide block both sides are respectively equipped with a dead bolt seat, dead bolt seat is fixedly mounted on drive link, dead bolt seat is provided with dead bolt, can dead bolt is extended or retracted by actuating doors handle, thereby door and window can be closed or opened.But exist some problems: be mainly when door and window is opened, the aperture of door and window can not be located, or can rotate around door and window fixed frame, under wind or people's promotion, larger aperture can be shut or open to door and window, if door and window is closed finger clipping to sometimes child etc. under wind or child's oneself promotion when child plays at door and window place like this, cause serious consequence.
Summary of the invention
The object of the invention is to have the problems referred to above for existing technology, proposed a kind of door and window locking device that not only there is anti-theft feature but also can position the door and window of any opening degree.
Object of the present invention can realize by following technical proposal: a kind of door and window locking device, comprise the driving mechanism and the transmission mechanism that are arranged on door and window side frame, several latch-up structures are installed on driving mechanism, driving mechanism can drive latch-up structure that door and window is locked or opened, it is characterized in that: this door and window locking device also comprises the detent mechanism being arranged on the frame of door and window top, transmission mechanism comprises turning set and drive link two, one end of drive link two is connected with above-mentioned driving mechanism, the other end is connected with turning set and can drives turning set to rotate, described detent mechanism comprises sliding bar, be set in the slide block two on sliding bar and be connected to the connecting rod on slide block two, one end of sliding bar is stretched in above-mentioned turning set and by circumferential positioning structure one and is connected with turning set, described slide block two is connected with sliding bar by circumferential positioning structure two and can on sliding bar, slides or fix and do not slide.
When driving mechanism drives drive link two to move, drive turning set rotates, turning set drives sliding bar to rotate by circumferential positioning structure one, because being fixed, the sliding bar other end can not rotate, thereby sliding bar produces torsion, between slide block two and sliding bar, produce frictional force, slide block two can not slidably reciprocate on sliding bar, thereby the aperture of door and window is positioned.The connecting rod other end is fixed on the fixed frame of door and window by rivet.
In above-mentioned a kind of door and window locking device, described driving mechanism comprises that lock housing, panel one and two ends have respectively the drive link one of toothing, lock housing is fixed on panel one, drive link one, between lock housing and panel one, is provided with torsional angle in lock housing, torsional angle has drive block, drive link one middle part is fixedly embedded with slide block one, slide block one has two drive blocks, between two drive blocks, is formed with groove, and above-mentioned drive block extend in groove and can drive drive link one to move up and down by slide block one.
Door handle is arranged in torsional angle, and door handle is down pressed, and the drive block in torsional angle drives slide block one and drive link one to move down, and latch-up structure is in unlocked state.
In above-mentioned a kind of door and window locking device, described latch-up structure has two, is arranged on respectively the both sides of lock housing, and described latch-up structure comprises the dead bolt seat one being fixedly mounted on drive link one and is arranged on retractable dead bolt one on dead bolt seat one.
Under normality, dead bolt one is for stretching out state, and when drive link one moves down, dead bolt seat one drives dead bolt one to shrink, and is now unlocked state.
In above-mentioned a kind of door and window locking device, described transmission mechanism also comprises driver plate, contiguous block and be fixedly mounted on the panel two on door and window side frame, above-mentioned turning set is located on panel two by rotating shaft, rotating shaft is fixed on panel two, turning set can rotate around the axis, contiguous block and turning set are connected, driver plate and contiguous block are rotationally connected, drive link two one end are fixed with tooth cover, the other end is connected with driver plate by rivet one, the middle part of described drive link two is installed with dead bolt seat two and is arranged on the dead bolt two on dead bolt seat two, one end of described panel two is bent into a 90 ° angle, the other end is provided with shell fragment, drive link two stretches through between shell fragment and panel two, above-mentioned turning set is positioned on panel two those ends of bending.
Tooth cover is connected with a joggle with the toothing on drive link one, while pressing door handle, drive link one drives drive link two to move down, dead bolt two shrinks, drive link two drives turning set to turn to zero torsion state (be that turning set and sliding bar do not relatively rotate each other, do not produce torsion), the frictional force now not producing because of torsion between slide block two and sliding bar by driver plate and contiguous block, slide block two can move around freely on sliding bar, and door and window can reach arbitrarily angled.But when hand is decontroled, door handle returns to original state, and drive link two moves up, and dead bolt stretches out, and produces torsion between turning set and sliding bar, slide block two can not move because of the frictional force that torsion produces on sliding bar, and the open angle of door and window has just been fixed.
In above-mentioned a kind of door and window locking device, described detent mechanism also comprises slide rail and is set in two joint heads on sliding bar, two joint heads are positioned at the both sides of above-mentioned slide block two, the two ends of described slide rail are connected in respectively on above-mentioned two joint heads, on slide rail, have chute, slide block two can slidably reciprocate along sliding bar in chute, and one end of above-mentioned connecting rod is connected with slide block two by rivet two.
On two joint heads, be equipped with screw, by screw, two joint heads be fixed on doorframe and window frame.Two screws are positioned at the same side of two joint heads, and above-mentioned turning set is positioned at two joint heads not to be had in that side of screw, have so guaranteed that each part of sliding bar is in same orientation.
In above-mentioned a kind of door and window locking device, described circumferential positioning structure one comprises the non-circular structure of sliding bar cross section and the turning set trepanning matching with sliding bar cross section.
In above-mentioned a kind of door and window locking device, described circumferential positioning structure two comprise above-mentioned sliding bar cross section non-circular structure and be opened in the shrinkage pool on slide block two, the shape of cross section of described shrinkage pool and above-mentioned sliding bar shape of cross section match.
In above-mentioned a kind of door and window locking device, described non-circular structure is the circular structure forming after a cutter that is cut off.
In above-mentioned a kind of door and window locking device, described turning set is copper sheathing.
In above-mentioned a kind of door and window locking device, described panel one and panel two are formed in one and form.
Compared with prior art, this door and window locking device has following several advantage:
1, door and window can position at any open angle, thereby the situation of often being shut by wind while avoiding door and window opening occurs;
Thereby 2, adopt to relatively rotate and produce torsion and produce the mode that frictional force positions, the positioning action that this kind of mode makes door window opening degree is very convenient fast;
3, simple in structure, long service life.
Accompanying drawing explanation
Fig. 1 is integral installation figure of the present invention.
Fig. 2 is that the present invention is applied in the installation drawing on window.
Fig. 3 is the stereogram of driving mechanism in the present invention.
Fig. 4 is the stereogram of transmission mechanism in the present invention.
Fig. 5 is the stereogram of detent mechanism in the present invention.
Fig. 6 is the stereogram of detent mechanism in the present invention (removing after slide rail).
In figure, 1, lock housing; 1a, torsional angle; 2, panel one; 3, drive link one; 3a, toothing; 4, slide block one; 5, dead bolt seat one; 5a, dead bolt one; 6, copper sheathing; 7, drive link two; 7a, tooth cover; 8, driver plate; 9, contiguous block; 10, panel two; 11, rivet one; 12, dead bolt seat two; 12a, dead bolt two; 13, shell fragment; 14, sliding bar; 15, slide block two; 16, connecting rod; 17, slide rail; 17a, chute; 18, joint head; 19, rivet two; 20, screw; 21, window; 22, fixed frame.
The specific embodiment
Be below specific embodiments of the invention by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As illustrated in fig. 1 and 2, this door and window locking device is applied on security window, comprises and is arranged on driving mechanism, the transmission mechanism on window 21 side frames and is arranged on the detent mechanism on window 21 top frames, and two latch-up structures are installed on driving mechanism.
As shown in Figure 3, driving mechanism comprises that lock housing 1, panel 1 and two ends have respectively the drive link 1 of toothing 3a, lock housing 1 is fixed on panel 1, drive link 1 is between lock housing 1 and panel 1, torsional angle 1a is installed in lock housing 1, torsional angle 1a has drive block, drive link one 3 middle parts are fixedly embedded with slide block 1, slide block 1 has two drive blocks, between two drive blocks, be formed with groove, drive block extend in groove and can drive drive link 1 to move up and down by slide block 1, and door handle is arranged on torsional angle 1a.Two latch-up structures are arranged on respectively the both sides of lock housing 1, and latch-up structure comprises the dead bolt seat 1 being fixedly mounted on drive link 1 and is arranged on retractable dead bolt one 5a on dead bolt seat 1.
As shown in Figure 4, transmission mechanism comprises copper sheathing 6, drive link 27, driver plate 8, contiguous block 9 and be fixedly mounted on the panel 2 10 on window 21 side frames, copper sheathing 6 is located on panel 2 10 by rotating shaft, rotating shaft is fixed on panel 2 10, copper sheathing 6 can rotate around the axis, contiguous block 9 is connected with copper sheathing 6, driver plate 8 is rotationally connected with contiguous block 9, drive link 27 one end are fixed with tooth cover 7a, toothing 3a on drive link 1 and tooth cover 7a are connected with a joggle, the other end is connected with driver plate 8 by rivet 1, the middle part of drive link 27 is installed with dead bolt seat 12 and is arranged on the dead bolt 12a on dead bolt seat 12, one end of panel 10 is bent into a 90 ° angle, the other end is provided with shell fragment 13, drive link 27 stretches through between shell fragment 13 and panel 2 10, copper sheathing 6 is positioned on panel 2 10 those ends of bending.
As illustrated in Figures 5 and 6, detent mechanism comprises sliding bar 14, slide block 2 15, connecting rod 16, slide rail 17 and is set in two joint heads 18 on sliding bar 14, slide block 2 15 is set on sliding bar 14, two joint heads 18 are positioned at the both sides of slide block 15, the two ends of slide rail 17 are connected in respectively on two joint heads 18, on slide rail 17, have chute 17a, slide block 2 15 can slidably reciprocate along sliding bar 14 in chute 17a, one end of connecting rod 16 is connected with slide block 2 15 by rivet 2 19, and the other end is fixed on the fixed frame 22 of window 21.On two joint heads 18, be equipped with screw 20, by screw, two joint heads 18 be fixed on window frame.Two screws 20 are positioned at the same side of two joint heads 18, and copper sheathing 6 is positioned at two joint heads 18 not to be had in that side of screw 20, have so guaranteed that sliding bar 14 each part are in same orientation.The circle that is shaped as of the cross section of sliding bar 14 is cut off the structure forming after a cutter, and corresponding copper sheathing 6 cover hole shapes and sliding bar 14 match, and also have the shrinkage pool shape of slide block 2 15 also to match with sliding bar 14.
The operating principle of this door and window locking device is as follows in detail:
When needs are opened window 21, press door handle, now two dead bolt one 5a and dead bolt two 12a on drive link 1 and drive link 27 shrink, copper sheathing 6 turn to and sliding bar 14 between do not produce the state of torsion, promote window 21, window 21 is opened, slide block 2 15 moves on sliding bar 14, aperture size at needs is stopped, decontrol door handle, door handle recovers original state, two dead bolt one 5a and dead bolt two 12a stretch out, copper sheathing 6 rotates, and produce torsion between sliding bar 14, between slide block 2 15 and sliding bar 14, relatively rotate, compress contact and produce frictional force, thereby it is locked that frictional force can not move slide block 2 15 on sliding bar 14, now blow or hand goes to push away the aperture that all can not regulate window 21.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although more used the terms such as lock housing 1, torsional angle 1a, panel 1, drive link 1, toothing 3a, slide block 1, dead bolt seat 1, dead bolt one 5a, copper sheathing 6, drive link 27, tooth cover 7a, driver plate 8, contiguous block 9, panel 2 10, rivet 1, dead bolt seat 2 12, dead bolt two 12a, shell fragment 13, sliding bar 14, slide block 2 15, connecting rod 16, slide rail 17, chute 17a, joint head 18, rivet 2 19, screw 20, window 21, fixed frame 22 herein, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.