CN102345421B - Automatic locking device for car door - Google Patents
Automatic locking device for car door Download PDFInfo
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- CN102345421B CN102345421B CN201010244408.5A CN201010244408A CN102345421B CN 102345421 B CN102345421 B CN 102345421B CN 201010244408 A CN201010244408 A CN 201010244408A CN 102345421 B CN102345421 B CN 102345421B
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- locking
- car door
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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 vehicle door automatic-locking device.
Background technology
On present car, car door is generally all manually closed by the people.In the process of closing of the door, the snap close on car door engages with the lock ring on vehicle body by the rotation of self, and after closing of the door puts in place, snap close engages fully with lock ring, car door locking.The closing of the door action varies with each individual, such as somebody's strength is larger, 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, may closing of the door not put in place, although now car door looks and closes, in fact snap close is in the centre position do not engaged 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 Vehicle Driving Cycle be breakneck, when vehicle, during in the tempo turn state, car door may be opened, the occupant may be thrown out of outside car, threat to life safety.
At present, for the more existing vehicle door automatic-locking devices of this situation, in the situation that car door half locking can complete the locking of car door automatically.But, existing vehicle door automatic-locking device all is made of one with car door lock, causes overall volume larger, is increased in the difficulty of arranging on car door.
Summary of the invention
The present invention, for solving above-mentioned technical problem, provides a kind of vehicle door automatic-locking device, this vehicle door automatic-locking device simple in structure, and can be in car door flexible arrangement.
Vehicle door automatic-locking device of the present invention, comprise the retaining mechanism that can lock car door, wherein, described vehicle door automatic-locking device also comprises: auxiliary drive mechanism, locking drag-line, the slide block that can be combined with auxiliary drive mechanism and be driven by auxiliary drive mechanism, slide block is positioned at can be combined with auxiliary drive mechanism or the clutch unit of separation point position and the detection control module of whether partly locking for detection of car door; Described retaining mechanism and auxiliary drive mechanism are arranged on respectively in car door independently, and described slide block is connected with retaining mechanism by the locking drag-line and can makes retaining mechanism locking car door by the locking drag-line; Described auxiliary drive mechanism is electrically connected to the detection control module; When described detection control module detects car door and partly locks, send control signal to auxiliary drive mechanism, auxiliary drive mechanism drives slide block according to described control signal, and slide block makes retaining mechanism locking car door by the locking drag-line.
Further, described retaining mechanism comprises lock body and is installed in rotation on the snap close in lock body, and described slide block is connected by the locking drag-line with snap close and can lock drag-line by drivings and makes snap close to locking the direction rotation so that car door is locked.
Further, described retaining mechanism also comprise be installed in rotation in lock body and can tighten snap close and in the process of car door release, rotate and with the locking member of snap close de-chucking, described clutch unit comprises clutch cable, one end of described clutch cable is connected with slide block, and described locking member is connected with the other end of clutch cable and by clutch cable, slide block movement is arrived and the auxiliary drive mechanism separation point position in the process of car door release.
Further, described retaining mechanism also comprise be installed in rotation in lock body and can tighten snap close and in the process of car door release, rotate and with the locking member of snap close de-chucking, with in process in the car door release, drive locking member to rotate and with the locking actuator of snap close de-chucking, described clutch unit comprises clutch cable, one end of described clutch cable is connected with slide block, and described locking actuator is connected with the other end of clutch cable and by clutch cable, slide block movement is arrived and the auxiliary drive mechanism separation point position in the process of car door release.
Further, described clutch unit also comprises supporting plate and spring, described slide block is arranged on supporting plate and can moves relative to supporting plate, described auxiliary drive mechanism also comprises support and slider-actuated unit rack-mount and that can be combined with slide block and drive slide block to move, described supporting plate is slidably mounted on support, described locking member is connected by clutch cable with supporting plate and in the process of car door release, pulls supporting plate to move and slide block is separated with the slider-actuated unit, described spring housing is located on clutch cable and supporting plate is applied to the effect that slide block is combined with the slider-actuated unit.
Further, described clutch unit also comprises supporting plate and spring, described slide block is arranged on supporting plate and can moves relative to supporting plate, described auxiliary drive mechanism also comprises support and slider-actuated unit rack-mount and that can be combined with slide block and drive slide block to move, described supporting plate is slidably mounted on support, described locking actuator is connected by clutch cable with supporting plate and in the process of car door release, pulls supporting plate to move and slide block is separated with the slider-actuated unit, described spring housing is located on clutch cable and supporting plate is applied to the effect that slide block is combined with the slider-actuated unit.
Further, described detection control module comprises microswitch and control module, described microswitch is arranged on supporting plate, and in the process moved around at slide block, microswitch can be touched by slide block, described control module is electrically connected to microswitch and slider-actuated unit respectively, when the time of described slide block shake-up microswitch surpasses the time of control module setting, control module sends control signal to the slider-actuated unit, the slider-actuated unit obtains electric rear drive slide block and moves, and in the process that described slide block moves, by the locking drag-line, snap close is rotated to the locking direction.
Further, described slider-actuated unit comprises: drive block, guide way, screw mandrel and motor, described screw mandrel is installed in rotation on support, described motor is rack-mount and can drive screw mandrel to rotate, described drive block is arranged on guide way and can slides along the length direction of guide way, also be provided with a screwed hole on described drive block, described screw mandrel is provided with the external screw thread suitable with described screwed hole, described guide way is fixedly mounted on support, and the length direction of guide way is axially identical with screw mandrel, described screw mandrel passes and can drive drive block to slide from described screwed hole, described drive block is combined with slide block and is with movable slider to move in the process of sliding, in the process that slide block moves, by the locking drag-line, snap close is rotated to the locking direction.
Further, described guide way is guide rod, and described drive block is provided with unthreaded hole, and the axis of described screwed hole and unthreaded hole is parallel, the diameter of described guide rod with the diameter of unthreaded hole, substantially equate and the two between for matched in clearance, described guide rod passes from unthreaded hole.
Further, described slider-actuated unit also comprises reducing gear, and the input of described reducing gear is fixedly connected with motor output shaft, and the output of described reducing gear is fixedly connected with the end of screw mandrel.
Further, described reducing gear comprises: the first pinion, first gear, the second pinion, second largest gear and rotating shaft, the first pinion is fixedly mounted on the output shaft of motor, first gear and the second pinion are fixedly mounted in rotating shaft side by side, the two ends of rotating shaft are pivotally mounted on support, second largest gear is fixedly mounted on the end of screw mandrel, and the first pinion is meshed with first gear, and the second pinion is meshed with second largest gear.
Further, described slide block be provided with vertical plane and and vertical plane between the angle inclined-plane that is the 60-80 degree, described drive block be provided with vertical plane and and vertical plane between the angle inclined-plane that is the 60-80 degree, when the time of described slide block shake-up microswitch surpasses the time of control module setting, control module sends control signal to motor, described drive block moves and makes its vertical plane contact with the vertical plane of slide block and be with movable slider to move, and in the process that slide block moves, by the locking drag-line, snap close is rotated to the locking direction.
Further, the vertical plane of described slide block and the angle between inclined-plane are 75 degree, and the vertical plane of described drive block and the angle between inclined-plane are 75 degree.
Further, described supporting plate comprises a long slab section and is positioned at long slab section two ends and the bending part vertical with long slab section respectively, described slide block is arranged in long slab section and can slides along the length direction of long slab section, 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 section, described support is provided with second sliding tray suitable with described turn-up portion, the length direction of the second sliding tray is axial vertical with screw mandrel, the length of the Length Ratio turn-up portion of the second sliding tray is large, each turn-up portion is arranged on respectively in each second sliding tray and can slides along the length direction of the second sliding tray.
The invention has the beneficial effects as follows: whether partly control module touches microswitch time length by detecting slide block judge car door locking, if determine car door half locking, sending control signal, that the slider-actuated unit is obtained is electric, the slider-actuated unit obtains electric rear drive slide block and moves, pull drag-line in the process that slide block moves, drag-line pulls snap close to rotate to the locking direction, realizes the locking of car door in the process that snap close rotates.Because retaining mechanism and auxiliary drive mechanism are arranged in car door respectively independently, and by drag-line, be connected between snap close and slide block, and drag-line is the flexible piece that certain rigidity is arranged, therefore auxiliary drive mechanism can be arranged on any suitable place in car door, increase the flexibility that auxiliary drive mechanism arranges in car door, can take full advantage of the space of car door inside.In addition, the present invention is by arranging the driving drag-line, when car door is partly locked, the position of snap close changes into the correspondence position of slide block, and detect the position of slide block by a microswitch, and then judgement car door half locking, the detection part of car door half locking is arranged on outside retaining mechanism, saved space very compact in the retaining mechanism.And, by clutch unit is set, when opening the door, make slide block separate with auxiliary drive mechanism, even auxiliary drive mechanism breaks down, do not affect normally opening of car door yet.
The accompanying drawing explanation
Fig. 1 is the exploded perspective view of the other parts of vehicle door automatic-locking device except retaining mechanism of one embodiment of the present invention;
Fig. 2 is the structural representation of the vehicle door automatic-locking device of one embodiment of the present invention;
Fig. 3 is the view of vehicle door automatic-locking device when car door is locked of one embodiment of the present invention;
Fig. 4 is the view of vehicle door automatic-locking device when car door is partly locked of one embodiment of the present invention;
Fig. 5 is the view that in one embodiment of the present invention, slide block separates with drive block;
Fig. 6 is the control principle drawing of the vehicle door automatic-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
In order to make technical problem solved by the invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and the embodiments, the present invention is further elaborated.Should be appreciated that the specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As shown in Fig. 1-Figure 12, the vehicle door automatic-locking device of one embodiment of the present invention, comprise retaining mechanism, and described retaining mechanism comprises lock body 1 and be arranged on the snap close 2 in lock body 1, and described snap close 2 can rotate so that car door locking to the locking direction.
Particularly, snap close 2 is arranged in lock body 1 and can rotates relative to lock body 1, is provided with the first groove 201, the second groove 202 and protuberance 203 on snap close 2.The vehicle door automatic-locking device of present embodiment also comprises locking member 3 and locking actuator 19, and locking member 3 is installed in rotation in lock body 1 and can tightens snap close 2, and locking member 3 can snap in the first groove 201 or the second groove 202.In the process of closing of the door, snap close 2 on car door interacts and snap close 2 is clockwise rotated with the lock ring (not shown) on vehicle body, in the process that snap close 2 rotates, with the lock ring on vehicle body, engage, 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 the second groove 202 places, prevents rotating counterclockwise of snap close 2, car door locking.In the present embodiment, as shown in Fig. 2, Fig. 3 or Fig. 4, snap close 2 is the rotation to the locking direction to clockwise rotation.When needs are opened car door, operating personnel operate in car or the outer handle for opening door of car, making to lock actuator 19 by transmission mechanism upwards rotates from position shown in Fig. 2, by other transmission mechanism, locking member 3 rotated counterclockwise again and break away from and engage with the second groove 202, snap close 2 rotates counterclockwise and separates with the lock ring on vehicle body, be the car door release, then can push car door open.In present embodiment, by the handle for opening door in operating personnel operate car or car, rotate counterclockwise and be called the process of car door release with the process that lock ring on vehicle body separates to snap close 2.When car door is partly locked, snap close 2 is in the centre position shown in Fig. 4, locking member 3 is stuck in the first groove 201 places, now locking member 3 is in a kind of unsure state, in the process of Vehicle Driving Cycle, locking member 3 may break away from and engage with the first groove 201, causes snap close 2 to rotate counterclockwise, and car door may be opened.
Described vehicle door automatic-locking device also comprises: auxiliary drive mechanism, locking drag-line 4, the slide block 6 that can be combined with auxiliary drive mechanism and be driven by auxiliary drive mechanism, slide block 6 is positioned at can be combined with auxiliary drive mechanism or the clutch unit of separation point position and the detection control module of whether partly locking for detection of car door; Described retaining mechanism and auxiliary drive mechanism are arranged on respectively in car door independently, and described slide block 6 is connected with retaining mechanism by locking drag-line 4 and can makes retaining mechanism locking car door by locking drag-line 4; Described auxiliary drive mechanism is electrically connected to the detection control module; When described detection control module detects car door and partly locks, send control signal to auxiliary drive mechanism, auxiliary drive mechanism drives slide block 6 according to described control signal, and slide block 6 makes retaining mechanism locking car door by locking drag-line 4.
Preferably, described clutch unit comprises clutch cable 15, supporting plate 7 and spring 16, and spring 16 is Compress Spring.
Preferably, described auxiliary drive mechanism comprises: support 8 and the slider-actuated unit that can drive slide block 6 to move, described slide block 6 be arranged on supporting plate 7 and relatively supporting plate 7 slidably reciprocate, described supporting plate 7 and slider-actuated cellular installation are on support 8, one end of described locking drag-line 4 is connected with snap close 2, and snap close 2 can drive drag-line to move to the locking direction when the locking direction is rotated, drag-line can drive snap close 2 to rotate to the locking direction when the locking direction moves, and the other end of described locking drag-line 4 is connected with slide block 6.
Preferably, described detection control module comprises microswitch 9 and control module 5, and described microswitch 9 is arranged on supporting plate 7, and in the process slidably reciprocated at slide block 6, microswitch 9 can be touched by slide block 6; Described control module 5 is electrically connected to microswitch 9 and slider-actuated unit respectively; When the time that described slide block 6 touches microswitch 9 surpasses the time of control module 5 settings, control module 5 sends control signal to the slider-actuated unit, the slider-actuated unit obtains electric rear drive slide block 6 and moves, and in the process that described slide block 6 moves, by locking drag-line 4, snap close 2 is rotated to the locking direction.
Described supporting plate 7 is slidably mounted on support 8, described locking member 3 is connected with an end of clutch cable 15, the other end of described clutch cable 15 is connected with supporting plate 7 and can pulls supporting plate 7 move and make slide block 6 leave the position can driven 10 driven to the direction away from drive block 10, be that slide block 6 moves to and the auxiliary drive mechanism separation point position, when locking member 3 turns to snap close 2, break away from while engaging, clutch cable 15 is pulled and makes supporting plate 7 to move to the direction away from drive block 10.Described spring 16 is set on clutch cable 15 and supporting plate 7 is applied and makes supporting plate 7 to the effect that approaches drive block 10 directions and move.
Preferably, described slider-actuated unit comprises: drive block 10, guide rod 11, screw mandrel 12, reducing gear 13 and motor 14, described drive block 10 is provided with the parallel screwed hole 10a of axis and unthreaded hole 10b, described screw mandrel 12 is provided with the external screw thread suitable with described screwed hole 10a, the diameter of described guide rod 11 with the diameter of described unthreaded hole 10b, substantially equate and the two between for matched in clearance, described guide rod 11 is fixedly mounted on support 8, described screw mandrel 12 is installed in rotation on support 8, and guide rod 11 and screw mandrel 12 be arranged in parallel, described guide rod 11 passes from described unthreaded hole 10b, described screw mandrel 12 passes from described screwed hole 10a, described drive block 10 can move around along guide rod 11 under the effect of described screw mandrel 12, described drive block 10 contacts with slide block 6 and is with movable slider 6 to move in mobile process, in the process that slide block 6 moves, by locking drag-line 4, snap close 2 is rotated to the locking direction, the input of described reducing gear 13 is fixedly connected with the output shaft of motor 14, the output of described reducing gear 13 is fixedly connected with an end of screw mandrel 12, described motor 14 is arranged on support 8.
Described motor 14 can be selected the various motors with positioning function, and preferably, described motor 14 is stepper motor or AC servo motor.
Preferably, described slide block 6 be provided with vertical plane 6a and and vertical plane 6a between the angle inclined-plane 6b that is the 60-80 degree, described drive block 10 be provided with vertical plane 10c and and vertical plane 10c between the angle inclined-plane 10d that is the 60-80 degree, when drive block 10 moves to the locking direction, the vertical plane 10c of drive block 10 contacts with the vertical plane 6a of slide block 6 and drives slide block 6 to move to the locking direction, and when slide block 6 is positioned at the top of drive block 10 and moves to drive block 10 directions, the inclined-plane 6b of described slide block 6 contacts with the inclined-plane 10d of drive block 10.Further, vertical plane 6a and the angle between inclined-plane 6b of slide block 6 are 75 degree, and vertical plane 10c and the angle between inclined-plane 10d of described drive block 10 are 75 degree.
Shown in support 8 comprise three parts, be respectively U-shaped substrate 801, flat board 802 and flap 803, described dull and stereotyped 802 lay respectively at the both sides of U-shaped substrate 801 and are fixedly connected with respectively at U-shaped substrate 801 with flap 803, U-shaped substrate 801 comprises two parallel side plate 801a and the base plate 801b be connected with two side plate 801a, described base plate 801b is provided with the first circular hole 801d, motor 14 is fixedly installed on base plate 801b by two screws, and motor 14 position on the lower between two side plate 801a, the output shaft of motor 14 stretches out from the first circular hole 801d.Described dull and stereotyped 802 are fixedly connected with base plate 801b by four joint pins 17, 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 with the external screw thread adaptation 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, four screws are installed in the screwed hole of four joint pins 17 through the circular hole on flat board 802, realize four joint pins 17 and dull and stereotyped 802 be fixedly connected with this.Two flangings of described flap 803 are fixedly installed on two side plate 801a by screw bolt and nut.
The effect of described 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, described 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, between the two, can adopt common key cooperation, spline fitted or interference fit, preferably uses interference fit in present embodiment.It is upper that first gear 13b and the second pinion 13c are fixedly mounted on rotating shaft 13e side by side, they with rotating shaft 13e between can adopt that common key coordinates, spline fitted or interference fit, preferably use interference fit in present 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 base plate 801b by two bearings.The both ends of screw mandrel 12 are installed in rotation on respectively on base plate 801b and 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 by bearing respectively.The end that is positioned at base plate 801b place of screw mandrel 12 reaches outside base plate 801b, 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 screw mandrel 12 that common key coordinates, spline fitted or interference fit, preferably use interference fit in present 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 described 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 by two nuts, guide rod 11 are fixed on flap 803 and base plate 801b, and guide rod 11 and screw mandrel 12 be arranged in parallel.
Described supporting plate 7 comprises a long slab section 701 and is positioned at long slab section 701 two ends and the bending part 702 vertical with long slab section 701, long slab section 701 is provided with the first sliding tray 704 of an extension of the length direction along long slab section 701 and the long waist shaped groove 705 be arranged in parallel with the 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 the second parallel sliding trays 810, also be provided with two the second parallel sliding trays 810 on described flap 803, the width of four the second sliding trays 810 and the width of four turn-up portion 703 are suitable, the length of four turn-up portion 703 of Length Ratio of four the second sliding trays 810 is large, four turn-up portion 703 are respectively installed in four the second sliding trays 810, each turn-up portion 703 can be slided in the second sliding tray 810, with this, realizes the slip of supporting plate 7 relative supports 8.Screw mandrel 12, guide rod 11 and supporting plate 7 are all between two side plate 801a of U-shaped substrate 801, and the long slab section 701 of supporting plate 7 is parallel with guide rod 11 with screw mandrel 12.
Described slide block 6 comprises master slider 601 and secondary slide block 602, one end of locking drag-line 4 is connected 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 the first sliding tray 704 is suitable, master slider 601 is positioned at the one side of long slab section 701, square guide part 601a is arranged in the first sliding tray 704 and can moves relative to the first sliding tray 704, secondary slide block 602 is positioned at the another side of long slab section 701, between master slider 601 and secondary slide block 602, by a screw, be fixedly connected with, make them do as a whole (being slide block 6) moves in the first sliding tray 704.Vertical plane 6a and inclined-plane 6b all are positioned on master slider 601.Microswitch 9 is fixedly mounted on switch installation board 18 by two screws, switch installation board 18 is fixedly mounted on long waist shaped groove 705 by two screw and nuts, can touch the contact of microswitch 9 in the process that the position of slide block 6 and microswitch 9 will guarantee to move around at slide block 6, this point only need carry out general size calculate and design between the first sliding tray 704 and long waist shaped groove 705 the distance get final product, do not repeat herein.The installation site of switch installation board 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 the glide direction supporting plate 7 relative to slide block 6 of supporting plate 7 relative supports 8 is vertical, and the glide direction of the glide direction guide rod 11 relative to drive block 10 of slide block 6 relative supporting plates 7 is parallel.In the process of opening the door, because supporting plate 7 is pulled to the direction away from drive block 10 and moves by clutch cable 15, therefore, in the glide direction with drive block 10, on vertical direction, slide block 6 is what to separate with drive block 10, between the two, does not have overlapping; Under the state of car door locking or half locking, in the glide direction with drive block 10, on vertical direction, slide block 6 is partly overlapping with drive block 10.In the glide direction with drive block 10 on vertical direction, when slide block 6 partly overlaps with drive block 10 position of slide block 6 be can with the auxiliary drive mechanism binding site.
In present embodiment, the both ends of locking drag-line 4 and clutch cable 15 are connected from different parts separately, the end of drag-line can adopt various usual ways with being connected of other parts, preferably, between the end of each drag-line and the parts that are attached thereto, adopts and is weldingly connected.
Preferably, the vehicle door automatic-locking device of present 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 respectively the outside of locking drag-line 4 and clutch cable 15.The end of locking drag-line cover 4a is fixedly installed on lock body 1, and the other end is fixedly installed on the bending part 702 of supporting plate 7 through flap 803.The end of clutch cable cover 15a is fixedly installed on lock body 1, and the other end is fixedly installed on the side plate 801a of U-shaped substrate 801.
When car door is in open mode, the position of slide block 6 as shown in figure 11.While closing car door, along with closing of car door, snap close 2 clockwise rotates and fastens with the lock ring on vehicle body, when snap close 2 turns to position shown in Fig. 3, and car door locking.In the process of rotating at snap close 2, locking drag-line 4 moves down and drives slide block 6 to move down, and during car door locking, the position of slide block 6 as shown in Figure 3.Close and put in place because car door is disposable, 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 T1 is less than the time T 0 that control module 5 is set, therefore control module 5 does not send control signal to 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, car door is in half locking state, as shown in Figure 4.Because snap close 2 is in the centre position shown in Fig. 4, therefore slide block 6 is in the position relative with microswitch 9, now slide block 6 touches microswitch 9, if car door keeps this half locking state always, 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 starts 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, due to slide block 6 be positioned at can with the auxiliary drive mechanism binding site, drive block 10 contacts with slide block 6 after moving down certain distance, the vertical plane 10a that is specifically drive block 10 contacts with the vertical plane 6a of slide block 6, then drive block 10 band movable sliders 6 move down, 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 be moved down into can not continue after support 8 contacts mobile, now snap close 2 turns to locked position and engages fully with the lock ring on vehicle body, make car door locking.Slide block 6 is after support 8 places can not move, the electric current of motor 14 starts to increase, when control module 5 detects motor 14 electric currents and reaches a certain value over normal current, sending control signal rotates backward motor 14, transmission by reducing gear 13 and screw mandrel 12, drive block 10 is moved up, drive block 10 be moved upwards up to can not continue after support 8 contacts mobile, after slide block 6 can not move, the electric current of motor 14 starts to increase, when control module 5 detects motor 14 electric currents and reaches a certain value over normal current, sending control signal stops operating motor 14, be that drive block 10 is returned to initial position.Be positioned at bottom and topmost can not continue when mobile 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 accordingly, certainly, also can two microswitches be set in the place corresponding with above-mentioned two positions, with this, detect drive block 10.
When car door is in closed condition, the vehicle door automatic-locking device of present embodiment is in state as shown in Figure 3.When needs are opened car door, operating personnel touch in car or the outer handle for opening door of car, and from top description, snap close 2 rotates counterclockwise and separates with the lock ring on vehicle body.Pull locking drag-line 4 in the process that snap close 2 rotates, locking drag-line 4 band movable sliders 6 move up, car door opening.Can touch microswitch 9 in the process moved up at slide block 6.Because the 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, and because T2 is less than the time T 0 that control module 5 is set, so control module 5 do not send control signal to motor 14, and motor 14 does not rotate.
In present embodiment, as shown in Figure 3 or Figure 4, snap close 2 rotates to clockwise direction is to rotate to the locking direction.
In the process that handle for opening door in operating personnel touch car or outside car is opened the door, because an end of clutch cable 15 is connected with supporting plate 7, its other end is connected with locking member 3, when rotating counterclockwise with snap close 2, locking member 3 breaks away from while engaging, clutch cable 15 part 3 that is locked pulls, clutch cable 15 pulls supporting plate 7 to move to the direction away from drive block 10, because slide block 6 is arranged on 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 can driven 10 position driven, 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, drive block 10 can not hinder the motion of slide block 6.The second sliding tray 810 greatly can driven 10 position driven to making slide block 6 leave with the length difference of turn-up portion 703.
Clutch unit is set and is based on following consideration: because the transmission between screw mandrel 12 and 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 when breaking down while causing screw mandrel 12 to rotate in the somewhere of motor 14 or reducing gear 13, drive block 10 may 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 and can avoids the problems referred to above.After car door opening, the handle for opening door that operating personnel's releasing vehicle is interior or car is outer, at the effect bottom plate 7 that is set in the spring 16 on clutch cable 15, to approaching drive block 10 directions, move, make slide block 6 be returned to the position can driven 10 driven, slide block 6 be returned to can with the auxiliary 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 obliquely upward 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 arrive bottom.Therefore, by 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 hinders for some reason, rest on middle somewhere, slide block 6 still can normally move to lower end.If next time at closing time the fault of motor 14 or reducing gear 13 get rid of, described vehicle door automatic-locking device can work.
In the process of car door release, the handle for opening door that operating personnel operate in car or car is outer, locking member 3 upwards (counterclockwise) rotate a lot, make slide block 6 leave can driven 10 drive position; In the process of closing the door, locking member 3 makes progress (counterclockwise) rotation seldom, and slide block 6 can not leave can driven 10 position driven.
In present embodiment, time T 1 and T2 can be measured and be determined in conjunction with the experience of actual use by test, after time T 1 and T2 determine, can be according to time T 1 and T2 setting-up time T0, making T0 is a certain numerical value that is greater than T1 and T2, such as T1 and T2 were generally about 0.5 second, can be set to 2 seconds by T0.
The two ends of clutch cable 15 also can connect in the following way: referring to Figure 12 and other accompanying drawing, an end of clutch cable 15 is connected with supporting plate 7, and locking actuator 19 is connected with the other end of clutch cable 15.In the process of car door release, operating personnel operate in car or the outer handle for opening door of car, making to lock actuator 19 by transmission mechanism upwards rotates from position shown in Fig. 2, pull clutch cable 15 process that locking actuator 19 upwards rotates from position shown in Fig. 2, clutch cable 15 pulls supporting plate 7 move and make slide block 6 leave the position can driven 10 driven to the direction away from drive block 10, and slide block 6 moves to and the auxiliary drive mechanism separation point position.
In the vehicle door automatic-locking device of present embodiment, whether partly control module 5 judges car door locking by the time length that detects slide block 6 shake-up microswitches 9, if determine car door half locking, sending control signal, that the slider-actuated unit is obtained is electric, the slider-actuated unit obtains electric rear drive slide block 6 and moves, pull drag-line in the process that slide block 6 moves, drag-line pulls snap close 2 to rotate to the locking direction, realizes the locking of car door in the process that snap close 2 rotates.Because retaining mechanism and auxiliary drive mechanism are arranged in car door respectively independently, and by drag-line, be connected between snap close 2 and slide block 6, and drag-line is the flexible piece that certain rigidity is arranged, therefore auxiliary drive mechanism can be arranged on any suitable place in car door, increase the flexibility that auxiliary drive mechanism arranges in car door, can take full advantage of the space of car door inside.In addition, the present invention is by arranging locking drag-line 4, when car door is partly locked, the position of snap close 2 changes into the correspondence position of slide block 6, and detect the position of slide block 6 by a microswitch 9, and then judgement car door half locking, the detection part of car door half locking is arranged on outside retaining mechanism, saved space very compact in the retaining mechanism.
The foregoing is only better embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (18)
1. a vehicle door automatic-locking device, comprise the retaining mechanism that can lock car door, it is characterized in that, described vehicle door automatic-locking device also comprises: auxiliary drive mechanism, locking drag-line, the slide block that can be combined with auxiliary drive mechanism and be driven by auxiliary drive mechanism, slide block is positioned at can be combined with auxiliary drive mechanism or the clutch unit of separation point position and the detection control module of whether partly locking for detection of car door; Described retaining mechanism and auxiliary drive mechanism are arranged on respectively in car door independently, and described slide block is connected with retaining mechanism by the locking drag-line and can makes retaining mechanism locking car door by the locking drag-line; Described auxiliary drive mechanism is electrically connected to the detection control module; When described detection control module detects car door and partly locks, send control signal to auxiliary drive mechanism, auxiliary drive mechanism drives slide block according to described control signal, and slide block makes retaining mechanism locking car door by the locking drag-line;
Described retaining mechanism comprises lock body and is installed in rotation on the snap close in lock body, and described slide block is connected by the locking drag-line with snap close and can lock drag-line by drivings and makes snap close to locking the direction rotation so that car door is locked;
Described retaining mechanism also comprise be installed in rotation in lock body and can tighten snap close and in the process of car door release, rotate and with the locking member of snap close de-chucking, described clutch unit comprises clutch cable, one end of described clutch cable is connected with slide block, and described locking member is connected with the other end of clutch cable and by clutch cable, slide block movement is arrived and the auxiliary drive mechanism separation point position in the process of car door release;
Described clutch unit also comprises supporting plate and spring, described slide block is arranged on supporting plate and can moves relative to supporting plate, described auxiliary drive mechanism also comprises support and slider-actuated unit rack-mount and that can be combined with slide block and drive slide block to move, described supporting plate is slidably mounted on support, described locking member is connected by clutch cable with supporting plate and in the process of car door release, pulls supporting plate to move and slide block is separated with the slider-actuated unit, and described spring housing is located on clutch cable and supporting plate is applied to the effect that slide block is combined with the slider-actuated unit.
2. vehicle door automatic-locking device as claimed in claim 1, it is characterized in that, described detection control module comprises microswitch and control module, described microswitch is arranged on supporting plate, and in the process moved around at slide block, microswitch can be touched by slide block, described control module is electrically connected to microswitch and slider-actuated unit respectively, when the time of described slide block shake-up microswitch surpasses the time of control module setting, control module sends control signal to the slider-actuated unit, the slider-actuated unit obtains electric rear drive slide block and moves, in the process that described slide block moves, by the locking drag-line, snap close is rotated to the locking direction.
3. vehicle door automatic-locking device as claimed in claim 2, it is characterized in that, described slider-actuated unit comprises: drive block, guide way, screw mandrel and motor, described screw mandrel is installed in rotation on support, described motor is rack-mount and can drive screw mandrel to rotate, described drive block is arranged on guide way and can slides along the length direction of guide way, also be provided with a screwed hole on described drive block, described screw mandrel is provided with the external screw thread suitable with described screwed hole, described guide way is fixedly mounted on support, and the length direction of guide way is axially identical with screw mandrel, described screw mandrel passes and can drive drive block to slide from described screwed hole, described drive block is combined with slide block and is with movable slider to move in the process of sliding, in the process that slide block moves, by the locking drag-line, snap close is rotated to the locking direction.
4. vehicle door automatic-locking device as claimed in claim 3, it is characterized in that, described guide way is guide rod, described drive block is provided with unthreaded hole, the axis of described screwed hole and unthreaded hole is parallel, the diameter of described guide rod with the diameter of unthreaded hole, substantially equate and the two between for matched in clearance, described guide rod passes from unthreaded hole.
5. vehicle door automatic-locking device as claimed in claim 3, it is characterized in that, described slider-actuated unit also comprises reducing gear, and the input of described reducing gear is fixedly connected with motor output shaft, and the output of described reducing gear is fixedly connected with the end of screw mandrel.
6. vehicle door automatic-locking device as claimed in claim 5, it is characterized in that, described reducing gear comprises: the first pinion, first gear, the second pinion, second largest gear and rotating shaft, the first pinion is fixedly mounted on the output shaft of motor, first gear and the second pinion are fixedly mounted in rotating shaft side by side, the two ends of rotating shaft are pivotally mounted on support, second largest gear is fixedly mounted on the end of screw mandrel, the first pinion is meshed with first gear, and the second pinion is meshed with second largest gear.
7. vehicle door automatic-locking device as claimed in claim 5, it is characterized in that, described slide block be provided with vertical plane and and vertical plane between the angle inclined-plane that is the 60-80 degree, described drive block be provided with vertical plane and and vertical plane between the angle inclined-plane that is the 60-80 degree, when the time of described slide block shake-up microswitch surpasses the time of control module setting, control module sends control signal to motor, motor starts to rotate, the driven by motor reducing gear rotates, reducing gear drives screw mandrel and rotates, screw mandrel drives drive block and moves down, described drive block moves and makes its vertical plane contact with the vertical plane of slide block and be with movable slider to move, in the process that slide block moves, by the locking drag-line, snap close is rotated to the locking direction.
8. vehicle door automatic-locking device as claimed in claim 7, is characterized in that, the vertical plane of described slide block and the angle between inclined-plane are 75 degree, and the vertical plane of described drive block and the angle between inclined-plane are 75 degree.
9. vehicle door automatic-locking device as claimed in claim 3, it is characterized in that, described supporting plate comprises a long slab section and is positioned at long slab section two ends and the bending part vertical with long slab section respectively, described slide block is arranged in long slab section and can slides along the length direction of long slab section, 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 section, described support is provided with second sliding tray suitable with described turn-up portion, the length direction of the second sliding tray is axial vertical with screw mandrel, the length of the Length Ratio turn-up portion of the second sliding tray is large, each turn-up portion is arranged on respectively in each second sliding tray and can slides along the length direction of the second sliding tray.
10. a vehicle door automatic-locking device, comprise the retaining mechanism that can lock car door, it is characterized in that, described vehicle door automatic-locking device also comprises: auxiliary drive mechanism, locking drag-line, the slide block that can be combined with auxiliary drive mechanism and be driven by auxiliary drive mechanism, slide block is positioned at can be combined with auxiliary drive mechanism or the clutch unit of separation point position and the detection control module of whether partly locking for detection of car door; Described retaining mechanism and auxiliary drive mechanism are arranged on respectively in car door independently, and described slide block is connected with retaining mechanism by the locking drag-line and can makes retaining mechanism locking car door by the locking drag-line; Described auxiliary drive mechanism is electrically connected to the detection control module; When described detection control module detects car door and partly locks, send control signal to auxiliary drive mechanism, auxiliary drive mechanism drives slide block according to described control signal, and slide block makes retaining mechanism locking car door by the locking drag-line;
Described retaining mechanism comprises lock body and is installed in rotation on the snap close in lock body, and described slide block is connected by the locking drag-line with snap close and can lock drag-line by drivings and makes snap close to locking the direction rotation so that car door is locked;
Described retaining mechanism also comprise be installed in rotation in lock body and can tighten snap close and in the process of car door release, rotate and with the locking member of snap close de-chucking, with in process in the car door release, drive locking member to rotate and with the locking actuator of snap close de-chucking, described clutch unit comprises clutch cable, one end of described clutch cable is connected with slide block, and described locking actuator is connected with the other end of clutch cable and by clutch cable, slide block movement is arrived and the auxiliary drive mechanism separation point position in the process of car door release;
Described clutch unit also comprises supporting plate and spring, described slide block is arranged on supporting plate and can moves relative to supporting plate, described auxiliary drive mechanism also comprises support and slider-actuated unit rack-mount and that can be combined with slide block and drive slide block to move, described supporting plate is slidably mounted on support, described locking actuator is connected by clutch cable with supporting plate and in the process of car door release, pulls supporting plate to move and slide block is separated with the slider-actuated unit, and described spring housing is located on clutch cable and supporting plate is applied to the effect that slide block is combined with the slider-actuated unit.
11. vehicle door automatic-locking device as claimed in claim 10, it is characterized in that, described detection control module comprises microswitch and control module, described microswitch is arranged on supporting plate, and in the process moved around at slide block, microswitch can be touched by slide block, described control module is electrically connected to microswitch and slider-actuated unit respectively, when the time of described slide block shake-up microswitch surpasses the time of control module setting, control module sends control signal to the slider-actuated unit, the slider-actuated unit obtains electric rear drive slide block and moves, in the process that described slide block moves, by the locking drag-line, snap close is rotated to the locking direction.
12. vehicle door automatic-locking device as claimed in claim 11, it is characterized in that, described slider-actuated unit comprises: drive block, guide way, screw mandrel and motor, described screw mandrel is installed in rotation on support, described motor is rack-mount and can drive screw mandrel to rotate, described drive block is arranged on guide way and can slides along the length direction of guide way, also be provided with a screwed hole on described drive block, described screw mandrel is provided with the external screw thread suitable with described screwed hole, described guide way is fixedly mounted on support, and the length direction of guide way is axially identical with screw mandrel, described screw mandrel passes and can drive drive block to slide from described screwed hole, described drive block is combined with slide block and is with movable slider to move in the process of sliding, in the process that slide block moves, by the locking drag-line, snap close is rotated to the locking direction.
13. vehicle door automatic-locking device as claimed in claim 12, it is characterized in that, described guide way is guide rod, described drive block is provided with unthreaded hole, the axis of described screwed hole and unthreaded hole is parallel, the diameter of described guide rod with the diameter of unthreaded hole, substantially equate and the two between for matched in clearance, described guide rod passes from unthreaded hole.
14. vehicle door automatic-locking device as claimed in claim 12, it is characterized in that, described slider-actuated unit also comprises reducing gear, and the input of described reducing gear is fixedly connected with motor output shaft, and the output of described reducing gear is fixedly connected with the end of screw mandrel.
15. vehicle door automatic-locking device as claimed in claim 14, it is characterized in that, described reducing gear comprises: the first pinion, first gear, the second pinion, second largest gear and rotating shaft, the first pinion is fixedly mounted on the output shaft of motor, first gear and the second pinion are fixedly mounted in rotating shaft side by side, the two ends of rotating shaft are pivotally mounted on support, second largest gear is fixedly mounted on the end of screw mandrel, the first pinion is meshed with first gear, and the second pinion is meshed with second largest gear.
16. vehicle door automatic-locking device as claimed in claim 14, it is characterized in that, described slide block be provided with vertical plane and and vertical plane between the angle inclined-plane that is the 60-80 degree, described drive block be provided with vertical plane and and vertical plane between the angle inclined-plane that is the 60-80 degree, when the time of described slide block shake-up microswitch surpasses the time of control module setting, control module sends control signal to motor, motor starts to rotate, the driven by motor reducing gear rotates, reducing gear drives screw mandrel and rotates, screw mandrel drives drive block and moves down, described drive block moves and makes its vertical plane contact with the vertical plane of slide block and be with movable slider to move, in the process that slide block moves, by the locking drag-line, snap close is rotated to the locking direction.
17. vehicle door automatic-locking device as claimed in claim 16, is characterized in that, the vertical plane of described slide block and the angle between inclined-plane are 75 degree, and the vertical plane of described drive block and the angle between inclined-plane are 75 degree.
18. vehicle door automatic-locking device as claimed in claim 12, it is characterized in that, described supporting plate comprises a long slab section and is positioned at long slab section two ends and the bending part vertical with long slab section respectively, described slide block is arranged in long slab section and can slides along the length direction of long slab section, 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 section, described support is provided with second sliding tray suitable with described turn-up portion, the length direction of the second sliding tray is axial vertical with screw mandrel, the length of the Length Ratio turn-up portion of the second sliding tray is large, each turn-up portion is arranged on respectively in each second sliding tray and can slides along the length direction of the 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 |
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| CN102345421A CN102345421A (en) | 2012-02-08 |
| CN102345421B true CN102345421B (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010244408.5A Active CN102345421B (en) | 2010-07-29 | 2010-07-29 | Automatic locking device for car door |
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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 |
| 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 |
| 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 |
| US11168497B2 (en) * | 2018-05-29 | 2021-11-09 | 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 |
| CN109541519B (en) * | 2018-12-14 | 2023-09-05 | 温州大学 | Current transformer performance test locking mechanism |
| CN110552549B (en) * | 2019-08-29 | 2020-09-11 | 金华市佳恒锁业有限公司 | Electronic lock realizing rear clutch through steel wire transmission |
| 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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| CN102345421A (en) | 2012-02-08 |
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