CN102345421A - Automatic locking device for car door - Google Patents
Automatic locking device for car door Download PDFInfo
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- CN102345421A CN102345421A CN2010102444085A CN201010244408A CN102345421A CN 102345421 A CN102345421 A CN 102345421A CN 2010102444085 A CN2010102444085 A CN 2010102444085A CN 201010244408 A CN201010244408 A CN 201010244408A CN 102345421 A CN102345421 A CN 102345421A
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- slide block
- car door
- locking
- supporting plate
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Abstract
The invention provides an automatic locking device for a car door, which comprises a locking mechanism which can lock the car door. The automatic locking device for the car door additionally comprises an auxiliary driving mechanism, a locking cable, a sliding block which can be combined with the auxiliary driving mechanism and is driven by the auxiliary driving mechanism, a detection control module which can detect whether the car door is locked or not, and a clutch unit which can enable the sliding block to be separated from the auxiliary driving mechanism when the door is opened, wherein the locking mechanism and the auxiliary driving mechanism are respectively and independently arranged in the car door, the sliding block is connected with the locking mechanism through the locking cable, the locking mechanism can lock the car door by driving the locking cable, and the auxiliary driving mechanism is electrically connected with the detection control module. In the automatic locking device for the car door, the auxiliary driving mechanism can be arranged at any proper position in the car door, the flexibility of the arrangement of the auxiliary driving mechanism in the car door is increased and the internal space of the car door can be fully utilized.
Description
Technical field
The present invention relates to a kind of annex of vehicle, especially, the present invention relates to a kind of car door forced locking device.
Background technology
On present car, car door generally all leans on the people manually to close.In the process of closing of the door, the snap close on the car door engages with lock ring on the vehicle body through the rotation of self, and after closing of the door put in place, snap close engaged with lock ring fully, and car door is locked.The closing of the door action varies with each individual, such as somebody's strength is bigger, can disposable closing of the door be put in place, makes car door locking; And somebody's strength is smaller, in the process of closing the door, possibly closing of the door not put in place, though car door looked and closed this moment, in fact snap close is in a centre position that does not engage fully with lock ring.State when we claim that this snap close is in above-mentioned centre position usually is car door half locking; And car door partly to be locked in the vehicle ' be breakneck, when vehicle was in the tempo turn state, car door possibly opened; The occupant possibly be thrown out of outside the car, threat to life safety.
At present, to the more existing car door forced locking devices of this situation, under the situation of car door half locking, can accomplish the locking of car door automatically.But, existing car door forced locking device all is made of one with car door lock, causes overall volume bigger, is increased in the difficulty of arranging on the car door.
Summary of the invention
The present invention provides a kind of car door forced locking device for solving above-mentioned technical problem, this car door forced locking device simple in structure, and can be in car door flexible arrangement.
Car door forced locking device of the present invention; Comprise the retaining mechanism that to lock car door; Wherein, said car door forced locking device also comprises: assistive drive mechanism, locking drag-line, can combine with assistive drive mechanism and the slide block that driven by assistive drive mechanism, slide block is positioned at can combine with assistive drive mechanism or the clutch unit of separation point position and be used to detect the detection control module whether car door partly locks; Said retaining mechanism and assistive drive mechanism are arranged on respectively in the car door independently, and said slide block links to each other with retaining mechanism through the locking drag-line and can make retaining mechanism locking car door through the locking drag-line; Said assistive drive mechanism with detect control module and be electrically connected; When said detection control module detected car door and partly locks, mechanism sent control signal to assistive drive, and assistive drive mechanism is according to said control signal driving sliding block, and slide block makes retaining mechanism locking car door through the locking drag-line.
Further, said retaining mechanism comprises lock body and is installed in rotation on the snap close in the lock body that said slide block links to each other through the locking drag-line with snap close and can snap close rotated so that car door locking to the locking direction through driving the locking drag-line.
Further; Said retaining mechanism also comprise be installed in rotation in the lock body and can tighten snap close and in the car door unlocking process, rotate and with the locking member of snap close de-chucking; Said clutch unit comprises clutch cable; One end of said clutch cable links to each other with slide block, and said locking member links to each other with the other end of clutch cable and in the car door unlocking process, makes slide block movement arrive the separation point position with assistive drive mechanism through clutch cable.
Further; Said retaining mechanism also comprise be installed in rotation in the lock body and can tighten snap close and in the car door unlocking process, rotate and with the locking member of snap close de-chucking; With drive in the car door unlocking process that locking member rotates and with the locking actuator of snap close de-chucking; Said clutch unit comprises clutch cable; One end of said clutch cable links to each other with slide block, and said locking actuator links to each other with the other end of clutch cable and in the car door unlocking process, makes slide block movement arrive the separation point position with assistive drive mechanism through clutch cable.
Further; Said clutch unit also comprises supporting plate and spring; Said slide block is installed on the supporting plate and can moves relative to supporting plate; Said process auxiliary drive mechanism also comprises support and rack-mount and can combine with slide block and slide block driver element that driving sliding block moves; Said supporting plate is slidably mounted on the support; Said locking member and supporting plate link to each other by clutch cable and in the car door unlocking process pulling supporting plate move and slide block separated with the slide block driver element, said spring housing is located on the clutch cable and supporting plate is applied the effect that slide block is combined with the slide block driver element.
Further; Said clutch unit also comprises supporting plate and spring; Said slide block is installed on the supporting plate and can moves relative to supporting plate; Said process auxiliary drive mechanism also comprises support and rack-mount and can combine with slide block and slide block driver element that driving sliding block moves; Said supporting plate is slidably mounted on the support; Said locking actuator and supporting plate link to each other by clutch cable and in the car door unlocking process pulling supporting plate move and slide block separated with the slide block driver element, said spring housing is located on the clutch cable and supporting plate is applied the effect that slide block is combined with the slide block driver element.
Further; Said detection control module comprises microswitch and control module; Said microswitch is installed on the supporting plate; And microswitch can be touched by slide block in the process that slide block moves around; Said control module is electrically connected with microswitch and slide block driver element respectively; When the time of said slide block shake-up microswitch surpasses the time of control module setting; Control module sends control signal and gives the slide block driver element; The slide block driver element gets electric rear drive slide block and moves, and through the locking drag-line snap close is rotated to the locking direction in the process that said slide block moves.
Further; Said slide block driver element comprises: drive block; Guide way; Screw mandrel and motor; Said screw mandrel is installed in rotation on the support; Said motor is rack-mount and can drive the screw mandrel rotation; Said drive block is installed on the guide way and can slides along the length direction of guide way; Also be provided with a screwed hole on the said drive block; Said screw mandrel is provided with and the suitable external screw thread of said screwed hole; Said guide way is fixedly mounted on the support; And the length direction of guide way is axially identical with screw mandrel; Said screw mandrel passes and can drive drive block and slides from said screwed hole; Said drive block combines and drives slide block to move with slide block in the process of sliding, and through the locking drag-line snap close is rotated to the locking direction in the process that slide block moves.
Further, said guide way is a guide rod, and said drive block is provided with unthreaded hole, and the axis of said screwed hole and unthreaded hole is parallel, the diameter of said guide rod equate basically with the diameter of unthreaded hole and the two between for matched in clearance, said guide rod passes from unthreaded hole.
Further, said slide block driver element also comprises reducing gear, and the input of said reducing gear is fixedly connected with motor output shaft, and the output of said reducing gear is fixedly connected with the end of screw mandrel.
Further; Said reducing gear comprises: first pinion, first gear, second pinion, second largest gear and rotating shaft; First pinion is fixedly mounted on the output shaft of motor; The first gear and second pinion are fixedly mounted in the rotating shaft side by side; The two ends of rotating shaft are pivotally mounted on the support; Second largest gear is fixedly mounted on the end of screw mandrel, and first pinion is meshed with first gear, and second pinion is meshed with second largest gear.
Further; Said slide block be provided with vertical plane and and vertical plane between angle be the inclined-plane of 60-80 degree; Said drive block be provided with vertical plane and and vertical plane between angle be the inclined-plane of 60-80 degree; When the time of said slide block shake-up microswitch surpasses the time of control module setting; Control module sends control signal and gives motor; Said drive block moves and makes its vertical plane and the vertical plane of slide block contact and drive slide block and moves, and through the locking drag-line snap close is rotated to the locking direction in the process that slide block moves.
Further, the vertical plane of said slide block and the angle between the inclined-plane are 75 degree, and the vertical plane of said drive block and the angle between the inclined-plane are 75 degree.
Further; Said supporting plate comprises a long slab portion and is positioned at long slab portion two ends and vertical with long slab portion respectively bending part; Said slide block is installed in the long slab portion and can slides along the length direction of long slab portion; Each bending part is provided with the turn-up portion of stretching out to the supporting plate outside; Each turn-up portion is parallel to each other and is vertical with long slab portion; Said support is provided with second sliding tray suitable with said turn-up portion; The length direction of second sliding tray is axial vertical with screw mandrel; The length of second sliding tray is bigger than the length of turn-up portion, and each turn-up portion is installed in each second sliding tray respectively and can slides along the length direction of second sliding tray.
The invention has the beneficial effects as follows: whether partly control module judges car door locking through the time length that detects slide block shake-up microswitch; If determine car door half locking; Then sending control signal gets the slide block driver element; The slide block driver element gets electric rear drive slide block and moves; Spur drag-line in the process that slide block moves; Drag-line pulling snap close rotates to the locking direction, realizes the locking of car door in the snap close rotating process.Because retaining mechanism and assistive drive mechanism are arranged in the car door respectively independently; And link to each other through drag-line between snap close and the slide block; And drag-line is the flexible piece that certain rigidity is arranged; Therefore assistive drive mechanism can be arranged on any suitable place in the car door; Increase the flexibility that assistive drive mechanism is provided with in car door, can make full use of the car door volume inside.In addition; The present invention is through being provided with the driving drag-line; The position of snap close changed into the correspondence position of slide block when car door was partly locked; And detect the position of slide block through a microswitch; And then judgement car door half locking; The detection part of car door half locking is arranged on outside the retaining mechanism, has saved space very compact in the retaining mechanism.And, through clutch unit is set, slide block is separated with assistive drive mechanism, even assistive drive mechanism breaks down, do not influence normally opening of car door yet.
Description of drawings
Fig. 1 is the exploded perspective view of other part of car door forced locking device except that retaining mechanism of one embodiment of the present invention;
Fig. 2 is the structural representation of the car door forced locking device of one embodiment of the present invention;
Fig. 3 is the view of car door forced locking device when car door is locked of one embodiment of the present invention;
Fig. 4 is the view of car door forced locking device when car door is partly locked of one embodiment of the present invention;
Fig. 5 is the view that slide block separates with drive block in one embodiment of the present invention;
Fig. 6 is the control principle figure of the car door forced locking device of one embodiment of the present invention;
Fig. 7 is the structural representation of snap close in one embodiment of the present invention;
Fig. 8 is the structural representation of supporting plate in one embodiment of the present invention;
Fig. 9 is the structural representation of slide block in one embodiment of the present invention;
Figure 10 is the structural representation of drive block in one embodiment of the present invention;
Figure 11 be in one embodiment of the present invention when car door opening the position view of slide block;
Figure 12 is the structural representation of retaining mechanism in one embodiment of the present invention.
The specific embodiment
Clearer for technical problem, technical scheme and beneficial effect that the present invention is solved, below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that the specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Like Fig. 1-shown in Figure 12, the car door forced locking device of one embodiment of the present invention comprises retaining mechanism, and said retaining mechanism comprises lock body 1 and be installed in the snap close 2 in the lock body 1 that said snap close 2 can rotate so that car door locking to the locking direction.
Particularly, snap close 2 is installed in the lock body 1 and can rotates relative to lock body 1, and snap close 2 is provided with first groove 201, second groove 202 and protuberance 203.The car door forced locking device of this embodiment also comprises locking member 3 and locking actuator 19, and locking member 3 is installed in rotation in the lock body 1 and can tightens snap close 2, and locking member 3 can snap in first groove 201 or second groove 202.In the process of closing of the door; Snap close 2 on the car door and the lock ring (not shown) on the vehicle body interact and snap close 2 are clockwise rotated; In snap close 2 rotating process with vehicle body on lock ring engage; Be that lock ring engages with the protuberance 203 of snap close 2 specifically; After closing of the door puts in place; Locking member 3 is stuck in second groove, 202 places, prevents rotating counterclockwise of snap close 2, car door locking.In this embodiment, like Fig. 2, Fig. 3 or shown in Figure 4, snap close 2 promptly is the rotation to the locking direction to clockwise rotation.When needs are opened car door; Operating personnel operate in the car or the outer handle that opens the door of car; Through transmission mechanism locking actuator 19 is upwards rotated from position shown in Figure 2; Through other transmission mechanism locking member 3 is rotated counterclockwise again and break away from and engage with second groove 202; Snap close 2 rotates counterclockwise and separates with lock ring on the vehicle body; Be the car door release, can push car door open then.In this embodiment, the handle that opens the door that will be in operating personnel operate car or outside the car rotates counterclockwise and is called the car door unlocking process with process that lock ring on the vehicle body separates to snap close 2.When car door is partly locked; Snap close 2 is in centre position shown in Figure 4; Locking member 3 is stuck in first groove, 201 places; This moment, locking member 3 was in a kind of unsure state; In the process of vehicle '; Locking member 3 possibly engage with 201 disengagings of first groove, causes snap close 2 to rotate counterclockwise, and car door possibly opened.
Said car door forced locking device also comprises: assistive drive mechanism, locking drag-line 4, can combine with assistive drive mechanism and the slide block 6 that driven by assistive drive mechanism, slide block 6 is positioned at can combine with assistive drive mechanism or the clutch unit of separation point position and be used to detect the detection control module whether car door partly locks; Said retaining mechanism and assistive drive mechanism are arranged on respectively in the car door independently, and said slide block 6 links to each other with retaining mechanism through locking drag-line 4 and can make retaining mechanism locking car door through locking drag-line 4; Said assistive drive mechanism with detect control module and be electrically connected; When said detection control module detected car door and partly locks, mechanism sent control signal to assistive drive, and assistive drive mechanism is according to said control signal driving sliding block 6, and slide block 6 makes retaining mechanism locking car door through locking drag-line 4.
Preferably, said clutch unit comprises clutch cable 15, supporting plate 7 and spring 16, and spring 16 is the compression spring.
Preferably; Said assistive drive mechanism comprises: but the slide block driver element that support 8 and driving sliding block 6 move; Said slide block 6 be installed on the supporting plate 7 and relatively supporting plate 7 slidably reciprocate; Said supporting plate 7 is installed on the support 8 with the slide block driver element; One end of said locking drag-line 4 links to each other with snap close 2; And snap close 2 can drive drag-line and move to the locking direction when the locking direction is rotated; Drag-line can drive snap close 2 and rotate to the locking direction when the locking direction moves, the other end of said locking drag-line 4 links to each other with slide block 6.
Preferably, said detection control module comprises microswitch 9 and control module 5, and said microswitch 9 is installed on the supporting plate 7, and microswitch 9 can be touched by slide block 6 in the process that slide block 6 slidably reciprocates; Said control module 5 is electrically connected with microswitch 9 and slide block driver element respectively; When the time that said slide block 6 touches microswitch 9 surpasses the time of control module 5 settings; Control module 5 sends control signal and gives the slide block driver element; The slide block driver element gets electric rear drive slide block 6 and moves, and through locking drag-line 4 snap close 2 is rotated to the locking direction in the process that said slide block 6 moves.
Said supporting plate 7 is slidably mounted on the support 8; Said locking member 3 links to each other with an end of clutch cable 15; The other end of said clutch cable 15 links to each other with supporting plate 7 and can spur supporting plate 7 to position that the direction away from drive block 10 moves and slide block 6 left can be driven piece 10 to drive; Be that slide block 6 moves to the separation point position with assistive drive mechanism; Break away from when engaging when locking member 3 turns to snap close 2, clutch cable 15 is pulled and makes supporting plate 7 to move to the direction away from drive block 10.Said spring 16 is set on the clutch cable 15 and supporting plate 7 is applied and makes supporting plate 7 to the effect of moving near drive block 10 directions.
Preferably; Said slide block driver element comprises: drive block 10; Guide rod 11; Screw mandrel 12; Reducing gear 13 and motor 14; Said drive block 10 is provided with parallel screwed hole 10a of axis and unthreaded hole 10b; Said screw mandrel 12 is provided with the suitable external screw thread with said screwed hole 10a; The diameter of said guide rod 11 equate basically with the diameter of said unthreaded hole 10b and the two between for matched in clearance; Said guide rod 11 is fixedly mounted on the support 8; Said screw mandrel 12 is installed in rotation on the support 8; And guide rod 11 laterally arranges with screw mandrel 12; Said guide rod 11 passes from said unthreaded hole 10b; Said screw mandrel 12 passes from said screwed hole 10a; Said drive block 10 can move around by guide rod 11 in the effect lower edge of said screw mandrel 12; Said drive block 10 contacts and drives slide block 6 with slide block 6 and moves in the process that moves; Through locking drag-line 4 snap close 2 is rotated to the locking direction in the process that slide block 6 moves; The input of said reducing gear 13 is fixedly connected with the output shaft of motor 14; The output of said reducing gear 13 is fixedly connected with an end of screw mandrel 12, and said motor 14 is installed on the support 8.
Said motor 14 can be selected various motors with positioning function for use, and preferably, said motor 14 is stepper motor or AC servo motor.
Preferably; Said slide block 6 be provided with vertical plane 6a and and vertical plane 6a between angle be the inclined-plane 6b of 60-80 degree; Said drive block 10 be provided with vertical plane 10c and and vertical plane 10c between angle be the inclined-plane 10d of 60-80 degree; When drive block 10 to the locking direction when moving; The vertical plane 10c of drive block 10 contact with the vertical plane 6a of slide block 6 and driving sliding block 6 to locking direction move, when slide block 6 be positioned at the top of drive block 10 and when drive block 10 directions move the inclined-plane 6b of said slide block 6 contact with the inclined-plane 10d of drive block 10.Further, the vertical plane 6a of slide block 6 and the angle between the inclined-plane 6b are 75 degree, and the vertical plane 10c of said drive block 10 and the angle between the inclined-plane 10d are 75 degree.
Shown in support 8 comprise three parts; Be respectively U-shaped substrate 801; Flat board 802 and flap 803; Said dull and stereotyped 802 lay respectively at the both sides of U-shaped substrate 801 with flap 803 and are fixedly connected respectively at U-shaped substrate 801; U-shaped substrate 801 comprises two parallel side plate 801a and the base plate 801b that links to each other with two side plate 801a; Said base plate 801b is provided with the first circular hole 801d; Motor 14 is installed on the base plate 801b through two screw; And the position of motor 14 below leaning between two side plate 801a, the output shaft of motor 14 stretches out from the first circular hole 801d.Said dull and stereotyped 802 pass through four joint pins 17 fixedlys connected with base plate 801b; Preferably; One end of each joint pin 17 is provided with external screw thread; Its other end is provided with screwed hole; Base plate 801b is provided with four screwed holes adaptive with the external screw thread of joint pin 17; The male end of four joint pins 17 is installed on four screwed holes of base plate 801b by the cooperation of internal and external threads; Dull and stereotyped 802 be provided with four with the suitable circular hole of the screwed hole of joint pin 17; The circular hole that four screws pass on dull and stereotyped 802 is installed in the screwed hole of four joint pins 17, realizes fixedlying connected of four joint pins 17 and flat board 802 with this.Two flangings of said flap 803 are fixedly installed on two side plate 801a through screw bolt and nut.
The effect of said reducing gear 13 is to slow down; The high rotating speed that is about to motor 14 converts the slow-speed of revolution of screw mandrel 12 to; Preferably, said reducing gear 13 comprises: the first pinion 13a, first gear 13b, the second pinion 13c, second largest gear 13d and rotating shaft 13e.The first pinion 13a is fixedly connected with the output shaft of motor 14, can adopt common key cooperation, spline fitted or interference fit between the two, preferably uses interference fit in this embodiment.The first gear 13b and the second pinion 13c are fixedly mounted on the rotating shaft 13e side by side, they with rotating shaft 13e between can adopt that common key cooperates, spline fitted or interference fit, preferably use interference fit in this embodiment.The two ends of rotating shaft 13e are pivotally mounted on the base plate 801b of flat board 802 and U-shaped substrate 801, and preferably, the two ends of rotating shaft 13e are pivotally mounted in the installing hole on flat board 802 and the base plate 801b through two bearings.The both ends of screw mandrel 12 are installed in rotation on respectively on base plate 801b and the flap 803, and preferably, the both ends of screw mandrel 12 are installed in rotation in the installing hole of base plate 801b and flap 803 through bearing respectively.The end that is positioned at base plate 801b place of screw mandrel 12 reaches outside the base plate 801b; Promptly reach between base plate 801b and dull and stereotyped 802; Second largest gear 13d is fixedly mounted on the end that is positioned at base plate 801b place of screw mandrel 12; And second largest gear 13d is between base plate 801b and dull and stereotyped 802; Can adopt between second largest gear 13d and the screw mandrel 12 that common key cooperates, spline fitted or interference fit, preferably use interference fit in this embodiment.The first pinion 13a is meshed with first gear 13b, and the second pinion 13c is meshed with second largest gear 13d.The first pinion 13a is the input of above-mentioned reducing gear 13, and second largest gear 13d is the output of above-mentioned reducing gear 13
The both ends of said guide rod 11 are provided with external screw thread, and the both ends of guide rod 11 are installed to respectively in the installing hole of flap 803 and base plate 801b, and through two nuts guide rod 11 are fixed on flap 803 and the base plate 801b, and guide rod 11 laterally arranges with screw mandrel 12.
Said supporting plate 7 comprises a long slab portion 701 and is positioned at long slab portion 701 two ends and the bending part 702 vertical with long slab portion 701; Long slab portion 701 is provided with one along first sliding tray 704 of the length direction extension of long slab portion 701 and the long waist shaped groove 705 that laterally arranges with first sliding tray 704; Each bending part 702 is provided with two turn-up portion 703 of stretching out to whole supporting plate 7 outsides, and two turn-up portion 703 on each bending part 702 are parallel to each other.The base plate 801b of U-shaped substrate 801 is provided with two second parallel sliding trays 810; Also be provided with two second parallel sliding trays 810 on the said flap 803; The width of the width of four second sliding trays 810 and four turn-up portion 703 is suitable; The length of four second sliding trays 810 is bigger than the length of four turn-up portion 703; Four turn-up portion 703 are respectively installed in four second sliding trays 810; Each turn-up portion 703 can be slided in second sliding tray 810, realizes the slip of supporting plate 7 relative supports 8 with this.All between two side plate 801a of U-shaped substrate 801, the long slab portion 701 of supporting plate 7 is parallel with guide rod 11 with screw mandrel 12 for screw mandrel 12, guide rod 11 and supporting plate 7.
Said slide block 6 comprises master slider 601 and secondary slide block 602; One end of locking drag-line 4 links to each other with master slider 601; Master slider 601 is provided with square guide part 601a; The width of the width of square guide part 601a and first sliding tray 704 is suitable; Master slider 601 is positioned at the one side of long slab portion 701; Square guide part 601a is arranged in first sliding tray 704 and can moves relative to first sliding tray 704; Secondary slide block 602 is positioned at the another side of long slab portion 701; Fixedly connected by a screw between master slider 601 and the secondary slide block 602, make them do as a whole (being slide block 6) and in first sliding tray 704, move.Vertical plane 6a and inclined-plane 6b all are positioned on the master slider 601.Microswitch 9 is installed on the switch installing plate 18 through two screw; Switch installing plate 18 is fixedly mounted on the long waist shaped groove 705 through two screw and nuts; The position of slide block 6 and microswitch 9 will guarantee in the process that slide block 6 moves around, can touch the contact of microswitch 9; This point only need be carried out general size calculating and the distance that designs between first sliding tray 704 and the long waist shaped groove 705 gets final product, and does not give unnecessary details here.The installation site of switch installing plate 18 in long waist shaped groove 705 can be adjusted, so that the position of slide block 6 is corresponding with microswitch 9 when car door is partly locked, slide block 6 can touch the contact of microswitch 9.
The glide direction of supporting plate 7 relative supports 8 is vertical with the glide direction of slide block 6 relative supporting plates 7, and the glide direction of slide block 6 relative supporting plates 7 is parallel with the glide direction of drive block 10 relative guide rods 11.In the process of opening the door, because supporting plate 7 is moved to the direction away from drive block 10 by clutch cable 15 pullings, therefore, on the direction vertical with the glide direction of drive block 10, slide block 6 is what to separate with drive block 10, does not have overlapping between the two; Under the state of car door locking or half locking, on the direction vertical with the glide direction of drive block 10, slide block 6 is partly overlapping with drive block 10.On the direction vertical with the glide direction of drive block 10, when slide block 6 is overlapped with drive block 10 position of slide block 6 be can with assistive drive mechanism binding site.
In this embodiment; The both ends of locking drag-line 4 and clutch cable 15 link to each other with various parts separately; Various usual ways can be adopted with being connected of other parts in the end of drag-line, preferably, adopt between the end of each drag-line and the parts that are attached thereto to be weldingly connected.
Preferably, the car door forced locking device of this embodiment also comprises locking drag-line cover 4a and clutch cable cover 15a, and locking drag-line cover 4a and clutch cable cover 15a are enclosed within the outside of locking drag-line 4 and clutch cable 15 respectively.The end of locking drag-line cover 4a is fixedly installed on the lock body 1, and the other end passes on the bending part 702 that flap 803 is fixedly installed to supporting plate 7.The end of clutch cable cover 15a is fixedly installed on the lock body 1, and the other end is fixedly installed on the side plate 801a of U-shaped substrate 801.
When car door was in open mode, the position of slide block 6 as shown in figure 11.When closing car door, along with closing of car door, snap close 2 clockwise rotates and fastens with lock ring on the vehicle body, when snap close 2 turns to position shown in Figure 3, and car door locking.In snap close 2 rotating process, locking drag-line 4 moves down and driving sliding block 6 moves down, and during car door locking, the position of slide block 6 as shown in Figure 3.Because disposable the closing of car door puts in place; Slide block 6 is not to rest on the position of touching microswitch 9 always; Be the very short time T 1 of 6 shake-up microswitches 9 of slide block; Because the time T 0 that T1 sets less than control module 5; Therefore control module 5 does not send control signal and gives motor 14; Motor 14 does not rotate, and drive block 10 does not move yet.
In the process of closed door, if closing, car door do not put in place, promptly car door is in half locking state, as shown in Figure 4.Because snap close 2 is in centre position shown in Figure 4; Therefore slide block 6 is in the position relative with microswitch 9; Slide block 6 touches microswitches 9 at this moment; If car door keeps this half locking state always; Then slide block 6 touches microswitch 9 always; When the time of slide block 6 shake-up microswitches 9 surpasses the time T 0 of control module 5 settings; Control module 5 sends control signal to motor 14; Motor 14 begins to rotate; Motor 14 drives reducing gear 13 and rotates; Reducing gear 13 drives screw mandrel 12 and rotates; Screw mandrel 12 drives drive block 10 and moves down; Since slide block 6 be positioned at can with process auxiliary drive mechanism binding site; Drive block 10 contacts with slide block 6 after moving down certain distance; The vertical plane 10a that is drive block 10 specifically contacts with the vertical plane 6a of slide block 6; Drive block 10 drive slide blocks 6 move down then; Driving snap close 2 by locking drag-line 4 in the process that slide block 6 moves down rotates to the locking direction; Slide block 6 is moved down into and promptly can not continues to move after support 8 contacts; Snap close 2 turned to locked position and engaged fully with lock ring on the vehicle body this moment, made car door locking.Slide block 6 is after support 8 places can not move; The electric current of motor 14 begins to increase; When control module 5 detects motor 14 electric currents and reaches a certain value above normal current; Send control signal and make motor 14 backward rotation; Transmission by reducing gear 13 and screw mandrel 12; Drive block 10 is moved up; Drive block 10 is moved upwards up to and promptly can not continues to move after support 8 contacts; After slide block 6 can not move; The electric current of motor 14 begins to increase; When control module 5 detects motor 14 electric currents and reaches a certain value above normal current, send control signal motor 14 is stopped operating, promptly drive block 10 is returned to initial position.Be positioned at bottom with topmost can not continue to move the time at drive block 10; The direction of locked rotor current is different, and control module 5 is distinguished above-mentioned two positions of drive block 10 in view of the above, certainly; Also can detect drive block 10 with this two microswitches being set with corresponding place, above-mentioned two positions.
When car door was in closed condition, the car door forced locking device of this embodiment was in state as shown in Figure 3.When needs were opened car door, the handle that opens the door that operating personnel touch in the car or car is outer can be known by top description, and snap close 2 rotates counterclockwise and separates with lock ring on the vehicle body.Pulling locking drag-line 4 in snap close 2 rotating process, locking drag-line 4 drives slide block 6 and moves up car door opening.In the process that slide block 6 moves up, can touch microswitch 9.Because time of car door opening is very short, slide block 6 just touches the very short time T 2 of microswitch 9 in the process of sliding, because the time T 0 that T2 sets less than control module 5, so control module 5 do not send control signal and give motor 14, and motor 14 does not rotate.
In this embodiment, like Fig. 3 or shown in Figure 4, it promptly is to rotate to the locking direction that snap close 2 rotates to clockwise direction.
In the process that the handle that opens the door in operating personnel touch car or outside the car opens the door; Because an end of clutch cable 15 links to each other with supporting plate 7; Its other end links to each other with locking member 3; When rotating counterclockwise with snap close 2, locking member 3 breaks away from when engaging; Clutch cable 15 part 3 pulling that is locked; Clutch cable 15 pulling supporting plates 7 move to the direction away from drive block 10; Because slide block 6 is installed on the supporting plate 7; Therefore slide block 6 is also along with supporting plate 7 moves to the direction away from drive block 10 together; Be that slide block 6 leaves when moving upward and can be driven the position that piece 10 drives; Like this; Even drive block 10 rests on certain position in the middle of slide block 6 moving lines; Such as position as shown in Figure 5, slide block 6 can not contact with drive block 10 yet, and drive block 10 can not hinder the motion of slide block 6.Second sliding tray 810 can be driven the position that piece 10 drives to slide block 6 is left greatly with the length difference of turn-up portion 703.
Clutch unit is set is based on following consideration: because the transmission between screw mandrel 12 and the drive block 10 has self-locking property; Be that screw mandrel 12 can drive drive block 10; But drive block 10 can not drive screw mandrel 12; Therefore break down when causing screw mandrel 12 to rotate when the somewhere of motor 14 or reducing gear 13; Drive block 10 possibly rest on the optional position in its moving line; Because drive block 10 can not move; Therefore drive block 10 can hinder moving upward of slide block 6, clutch unit is set then can avoids the problems referred to above.Behind the car door opening; Operating personnel discharge in the car or the outer handle that opens the door of car; At the effect bottom plate 7 that is set in the spring 16 on the clutch cable 15 to moving near drive block 10 directions; The position that slide block 6 is returned to can be driven piece 10 to drive, promptly slide block 6 be returned to can with assistive drive mechanism binding site.If next time at closing time the fault of motor 14 or reducing gear 13 also do not get rid of; Be that drive block 10 still rests on certain middle position of slide block 6 moving lines; In the process of closing of the door; Slide block 6 from up to down moves; The inclined-plane of slide block 6 contacts with the inclined-plane of drive block 10; Slide block 6 is activated the active force to oblique upper that piece 10 applies; The active force that makes slide block 6 and supporting plate 7 overcome spring 16 moves to the direction away from drive block 10; Slide block 6 can continue to move down, until arriving bottom.Therefore, through the inclined-plane that can be in contact with one another is set on slide block 6 and drive block 10, even drive block 10 failover rest on middle somewhere, slide block 6 still can normally move to the lower end.If next time at closing time the fault of motor 14 or reducing gear 13 get rid of, then said car door forced locking device can operate as normal.
In the car door unlocking process, operating personnel operate in the car or the outer handle that opens the door of car, and locking member 3 upwards (counterclockwise) rotation is a lot, slide block 6 is left can be driven the position that piece 10 drives; In the process of closing the door, locking member 3 makes progress (counterclockwise) rotation seldom, and slide block 6 can not leave and can be driven the position that piece 10 drives.
In this embodiment; Time T 1 and T2 can measure and combine the experience of actual use to confirm through test; After time T 1 is confirmed with T2; Can be according to time T 1 and T2 setting-up time T0; Making T0 is a certain numerical value greater than T1 and T2; Such as T1 and T2 were generally about 0.5 second, then can be set to 2 seconds by T0.
The two ends of clutch cable 15 also can adopt following mode to connect: referring to Figure 12 and other accompanying drawing, an end of clutch cable 15 links to each other with supporting plate 7, and locking actuator 19 links to each other with the other end of clutch cable 15.In the car door unlocking process; Operating personnel operate in the car or the outer handle that opens the door of car; Through transmission mechanism locking actuator 19 is upwards rotated from position shown in Figure 2; Locking actuator 19 spurs clutch cable 15 from position shown in Figure 2 makes progress rotating process; Clutch cable 15 pulling supporting plates 7 move and slide block 6 are left to the direction away from drive block 10 and can be driven the position that piece 10 drives, and promptly slide block 6 moves to the separation point position with assistive drive mechanism.
In the car door forced locking device of this embodiment; Whether partly control module 5 judges car door locking through the time length that detects slide block 6 shake-up microswitches 9; If determine car door half locking; Then sending control signal gets the slide block driver element; The slide block driver element gets electric rear drive slide block 6 and moves; Spur drag-line in the process that slide block 6 moves, drag-line pulling snap close 2 rotates to the locking direction, realizes the locking of car door in snap close 2 rotating process.Because retaining mechanism and assistive drive mechanism are arranged in the car door respectively independently; And link to each other through drag-line between snap close 2 and the slide block 6; And drag-line is the flexible piece that certain rigidity is arranged; Therefore assistive drive mechanism can be arranged on any suitable place in the car door; Increase the flexibility that assistive drive mechanism is provided with in car door, can make full use of the car door volume inside.In addition; The present invention is through being provided with locking drag-line 4; The position of snap close 2 changed into the correspondence position of slide block 6 when car door was partly locked; And detect the position of slide block 6 through a microswitch 9; And then judgement car door half locking; The detection part of car door half locking is arranged on outside the retaining mechanism, has saved space very compact in the retaining mechanism.
The above only is a better embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1. car door forced locking device; Comprise the retaining mechanism that to lock car door; It is characterized in that said car door forced locking device also comprises: assistive drive mechanism, locking drag-line, can combine with assistive drive mechanism and the slide block that driven by assistive drive mechanism, slide block is positioned to combine with assistive drive mechanism or the clutch unit of separation point position and be used to detect the detection control module whether car door partly locks; Said retaining mechanism and assistive drive mechanism are arranged on respectively in the car door independently, and said slide block links to each other with retaining mechanism through the locking drag-line and can make retaining mechanism locking car door through the locking drag-line; Said assistive drive mechanism with detect control module and be electrically connected; When said detection control module detected car door and partly locks, mechanism sent control signal to assistive drive, and assistive drive mechanism is according to said control signal driving sliding block, and slide block makes retaining mechanism locking car door through the locking drag-line.
2. car door forced locking device as claimed in claim 1; It is characterized in that; Said retaining mechanism comprises lock body and is installed in rotation on the snap close in the lock body that said slide block links to each other through the locking drag-line with snap close and can snap close rotated so that car door locking to the locking direction through driving the locking drag-line.
3. car door forced locking device as claimed in claim 2; It is characterized in that; Said retaining mechanism also comprise be installed in rotation in the lock body and can tighten snap close and in the car door unlocking process, rotate and with the locking member of snap close de-chucking; Said clutch unit comprises clutch cable; One end of said clutch cable links to each other with slide block, and said locking member links to each other with the other end of clutch cable and in the car door unlocking process, makes slide block movement arrive the separation point position with assistive drive mechanism through clutch cable.
4. car door forced locking device as claimed in claim 2; It is characterized in that; Said retaining mechanism also comprises and being installed in rotation in the lock body; And can tighten snap close; And in the car door unlocking process, rotate and with the locking member of snap close de-chucking; With drive in the car door unlocking process that locking member rotates and with the locking actuator of snap close de-chucking; Said clutch unit comprises clutch cable; One end of said clutch cable links to each other with slide block, and said locking actuator links to each other with the other end of clutch cable and in the car door unlocking process, makes slide block movement arrive the separation point position with assistive drive mechanism through clutch cable.
5. car door forced locking device as claimed in claim 3; It is characterized in that; Said clutch unit also comprises supporting plate and spring; Said slide block is installed on the supporting plate and can moves relative to supporting plate; Said process auxiliary drive mechanism also comprises support and rack-mount and can combine with slide block and slide block driver element that driving sliding block moves; Said supporting plate is slidably mounted on the support; Said locking member and supporting plate link to each other by clutch cable and in the car door unlocking process pulling supporting plate move and slide block separated with the slide block driver element, said spring housing is located on the clutch cable and supporting plate is applied the effect that slide block is combined with the slide block driver element.
6. car door forced locking device as claimed in claim 4; It is characterized in that; Said clutch unit also comprises supporting plate and spring; Said slide block is installed on the supporting plate and can moves relative to supporting plate; Said process auxiliary drive mechanism also comprises support and rack-mount and can combine with slide block and slide block driver element that driving sliding block moves; Said supporting plate is slidably mounted on the support; Said locking actuator and supporting plate link to each other by clutch cable and in the car door unlocking process pulling supporting plate move and slide block separated with the slide block driver element, said spring housing is located on the clutch cable and supporting plate is applied the effect that slide block is combined with the slide block driver element.
7. like claim 5 or 6 described car door forced locking devices; It is characterized in that; Said detection control module comprises microswitch and control module; Said microswitch is installed on the supporting plate; And microswitch can be touched by slide block in the process that slide block moves around; Said control module is electrically connected with microswitch and slide block driver element respectively; When the time of said slide block shake-up microswitch surpasses the time of control module setting; Control module sends control signal and gives the slide block driver element; The slide block driver element gets electric rear drive slide block and moves, and by the locking drag-line snap close is rotated to the locking direction in the process that said slide block moves.
8. car door forced locking device as claimed in claim 7; It is characterized in that; Said slide block driver element comprises: drive block; Guide way; Screw mandrel and motor; Said screw mandrel is installed in rotation on the support; Said motor is rack-mount and can drive the screw mandrel rotation; Said drive block is installed on the guide way and can slides along the length direction of guide way; Also be provided with a screwed hole on the said drive block; Said screw mandrel is provided with and the suitable external screw thread of said screwed hole; Said guide way is fixedly mounted on the support; And the length direction of guide way is axially identical with screw mandrel; Said screw mandrel passes and can drive drive block and slides from said screwed hole; Said drive block combines and drives slide block to move with slide block in the process of sliding, and through the locking drag-line snap close is rotated to the locking direction in the process that slide block moves.
9. car door forced locking device as claimed in claim 8; It is characterized in that; Said guide way is a guide rod; Said drive block is provided with unthreaded hole; The axis of said screwed hole and unthreaded hole is parallel; The diameter of said guide rod equate basically with the diameter of unthreaded hole and the two between for matched in clearance, said guide rod passes from unthreaded hole.
10. car door forced locking device as claimed in claim 8; It is characterized in that; Said slide block driver element also comprises reducing gear, and the input of said reducing gear is fixedly connected with motor output shaft, and the output of said reducing gear is fixedly connected with the end of screw mandrel.
11. car door forced locking device as claimed in claim 10; It is characterized in that; Said reducing gear comprises: first pinion, first gear, second pinion, second largest gear and rotating shaft; First pinion is fixedly mounted on the output shaft of motor; The first gear and second pinion are fixedly mounted in the rotating shaft side by side; The two ends of rotating shaft are pivotally mounted on the support; Second largest gear is fixedly mounted on the end of screw mandrel; First pinion is meshed with first gear, and second pinion is meshed with second largest gear.
12. car door forced locking device as claimed in claim 8; It is characterized in that; Said slide block be provided with vertical plane and and vertical plane between angle be the inclined-plane of 60-80 degree; Said drive block be provided with vertical plane and and vertical plane between angle be the inclined-plane of 60-80 degree; When the time of said slide block shake-up microswitch surpasses the time of control module setting; Control module sends control signal and gives motor; Said drive block moves and makes its vertical plane and the vertical plane of slide block contact and drive slide block and moves, and through the locking drag-line snap close is rotated to the locking direction in the process that slide block moves.
13. car door forced locking device as claimed in claim 12 is characterized in that, the vertical plane of said slide block and the angle between the inclined-plane are 75 degree, and the vertical plane of said drive block and the angle between the inclined-plane are 75 degree.
14. car door forced locking device as claimed in claim 8; It is characterized in that; Said supporting plate comprises a long slab portion and is positioned at long slab portion two ends and vertical with long slab portion respectively bending part; Said slide block is installed in the long slab portion and can slides along the length direction of long slab portion; Each bending part is provided with the turn-up portion of stretching out to the supporting plate outside; Each turn-up portion is parallel to each other and is vertical with long slab portion; Said support is provided with second sliding tray suitable with said turn-up portion; The length direction of second sliding tray is axial vertical with screw mandrel; The length of second sliding tray is bigger than the length of turn-up portion, and each turn-up portion is installed in each second sliding tray respectively and can slides along the length direction of second sliding tray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010244408.5A CN102345421B (en) | 2010-07-29 | 2010-07-29 | Automatic locking device for car door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010244408.5A CN102345421B (en) | 2010-07-29 | 2010-07-29 | Automatic locking device for car door |
Publications (2)
| Publication Number | Publication Date |
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| CN102345421A true CN102345421A (en) | 2012-02-08 |
| CN102345421B CN102345421B (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010244408.5A Active CN102345421B (en) | 2010-07-29 | 2010-07-29 | Automatic locking device for car door |
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| CN (1) | CN102345421B (en) |
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| CN103255961A (en) * | 2013-05-21 | 2013-08-21 | 河南北方星光机电有限责任公司 | Remote electric dragging-in mechanism of automobile door lock |
| CN103774938A (en) * | 2014-01-23 | 2014-05-07 | 安徽江淮汽车股份有限公司 | Lock body and double-leaf tail door lock system |
| CN104265089A (en) * | 2014-09-03 | 2015-01-07 | 上海大茂箱包有限公司 | Suitcase lock structure |
| CN105257122A (en) * | 2015-11-04 | 2016-01-20 | 上海大学 | Automatic car door-closing control structure |
| CN108005492A (en) * | 2017-12-28 | 2018-05-08 | 杭州老板电器股份有限公司 | Locker and with without knob door system household electrical appliance |
| CN108979369A (en) * | 2018-06-04 | 2018-12-11 | 北京长城华冠汽车科技股份有限公司 | Vehicle door handle mechanism and automobile |
| CN109541519A (en) * | 2018-12-14 | 2019-03-29 | 温州大学 | Current transformer performance test retaining mechanism |
| CN110541894A (en) * | 2018-05-29 | 2019-12-06 | 麦格纳覆盖件有限公司 | power actuator with self-opening and closing clutch unit |
| CN110552549A (en) * | 2019-08-29 | 2019-12-10 | 金华市佳恒锁业有限公司 | Electronic lock realizing rear clutch through steel wire transmission |
| CN113752939A (en) * | 2021-08-30 | 2021-12-07 | 桂林长海发展有限责任公司 | Double-channel high-precision positioning and locking device and transport vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103255961B (en) * | 2013-05-21 | 2015-05-20 | 河南北方星光机电有限责任公司 | Remote electric dragging-in mechanism of automobile door lock |
| CN103255961A (en) * | 2013-05-21 | 2013-08-21 | 河南北方星光机电有限责任公司 | Remote electric dragging-in mechanism of automobile door lock |
| CN103774938A (en) * | 2014-01-23 | 2014-05-07 | 安徽江淮汽车股份有限公司 | Lock body and double-leaf tail door lock system |
| CN103774938B (en) * | 2014-01-23 | 2016-02-24 | 安徽江淮汽车股份有限公司 | Lock body and split tail door-locking system |
| CN104265089A (en) * | 2014-09-03 | 2015-01-07 | 上海大茂箱包有限公司 | Suitcase lock structure |
| CN104265089B (en) * | 2014-09-03 | 2016-09-07 | 上海大茂箱包有限公司 | A kind of Chest lockset structure |
| CN105257122A (en) * | 2015-11-04 | 2016-01-20 | 上海大学 | Automatic car door-closing control structure |
| CN108005492A (en) * | 2017-12-28 | 2018-05-08 | 杭州老板电器股份有限公司 | Locker and with without knob door system household electrical appliance |
| CN110541894A (en) * | 2018-05-29 | 2019-12-06 | 麦格纳覆盖件有限公司 | power actuator with self-opening and closing clutch unit |
| US11725428B2 (en) | 2018-05-29 | 2023-08-15 | Magna Closures Inc. | Power actuator with self disengaging clutch unit |
| CN108979369A (en) * | 2018-06-04 | 2018-12-11 | 北京长城华冠汽车科技股份有限公司 | Vehicle door handle mechanism and automobile |
| CN109541519A (en) * | 2018-12-14 | 2019-03-29 | 温州大学 | Current transformer performance test retaining mechanism |
| CN109541519B (en) * | 2018-12-14 | 2023-09-05 | 温州大学 | Current transformer performance test locking mechanism |
| CN110552549A (en) * | 2019-08-29 | 2019-12-10 | 金华市佳恒锁业有限公司 | Electronic lock realizing rear clutch through steel wire transmission |
| CN113752939A (en) * | 2021-08-30 | 2021-12-07 | 桂林长海发展有限责任公司 | Double-channel high-precision positioning and locking device and transport vehicle |
| CN113752939B (en) * | 2021-08-30 | 2024-04-05 | 桂林长海发展有限责任公司 | Binary channels high accuracy location locking device and transport vechicle |
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