阅读说明：本技术 一种抗冲击防盗锁板、开关方法及车辆 (A kind of antitheft jam plate of shock resistance, method of switching and vehicle ) 是由 杨磊 汪重露 韩高杰 张洪波 于 2019-09-04 设计创作，主要内容包括：一种抗冲击防盗锁板、开关方法及动车,旨在于避免锁板在受到外力冲击或被人为恶意拨动时而意外打开,该锁板包括基板、锁舌板、锁推板锁钩及凸轮,其技术要点在于：基板上开设的锁杆容纳缺口与锁舌板上的闭锁钩围合形成闭锁结构,锁舌板上设置有钩挂部,锁推板的限位部卡固钩挂部；凸轮用于操控锁钩通过钩挂锁推板而限制其沿第二轮轴转动和操控锁钩释放锁推板。本发明通过凸轮操控锁钩钩挂住锁推板而锁定锁舌板,再通过凸轮的相应动作操控锁钩释放对锁推板的钩挂,从而解除锁推板对锁舌板的锁定以打开锁舌,如此即可防止锁板因受到侧向外力的冲击或被恶意用东西拨动时而意外打开,又可快速地进行开锁作业,同时简化结构,节省制造成本。(A kind of antitheft jam plate of shock resistance, method of switching and motor-car, it is intended to avoid jam plate being opened accidentally by external impacts or when artificially maliciously being stirred, the jam plate includes substrate, bolt plate, lock push plate latch hook and cam, technical points are: the locking hook that the locking bar opened up on substrate accommodates in notch and bolt plate is enclosed closedown structure, hook portion is provided in bolt plate, the limiting section for locking push plate fixes hook portion；Cam locks push plate by hooking lock push plate and limiting it and rotate and manipulate latch hook along the second wheel shaft and discharge for manipulating latch hook.The present invention hooks lock push plate by cam manipulation latch hook and locks bolt plate, latch hook release is manipulated to the hook of lock push plate by the corresponding actions of cam again, to release lock push plate to the locking of bolt plate to open lock tongue, jam plate can be so prevented to be opened accidentally because of the impact by lateral external force or stir when with thing by malice due to, unlocking operation can be rapidly carried out again, simplify structure simultaneously, saves manufacturing cost.)

1. a kind of antitheft jam plate of shock resistance, it is characterised in that: including the bolt plate (2) on substrate (1), lock push plate (3), lock Hook (4), cam (5) and spring assembly, in which:

The spring assembly includes several springs；

The bolt plate (2) is mounted on the substrate (1) by the first wheel shaft (8), and locking bar appearance is offered on the substrate (1) It receives notch (7), locking hook (10) is provided on the bolt plate (2), the locking hook (10) is used for and the locking bar is accommodated and lacked Mouth (7) is enclosed closedown structure (12), is provided with hook portion (14) on the bolt plate (2)；

The lock push plate (3) is mounted on the substrate (1) by the second wheel shaft (18), under the driving of the spring assembly, The limiting section (15) for locking push plate (3) fixes the hook portion (14) of bolt plate (2)；

The cam (5) is for manipulating latch hook (4) by hooking lock push plate (3) limitation lock push plate (3) along described second Wheel shaft (18) rotates and manipulates the latch hook (4) and discharges the lock push plate (3).

2. a kind of antitheft jam plate of shock resistance as described in claim 1, it is characterised in that: the latch hook (4) and the groups of springs Part connection, the latch hook (4) limit the lock push plate by hooking the lock push plate (3) under the driving of the spring assembly (3) it is rotated along second wheel shaft (18)；

The cam (5) includes two-tiered cam, and the two-tiered cam includes coaxial the first cam (25) for stacking connection and the Two cams (26)；First cam (25) is for pushing the latch hook (4) to discharge the lock push plate (3)；Second cam (26) for pushing lock push plate (3), so that the limiting section (15) of lock push plate (3) discharges the hook portion of the bolt plate (2) (14)。

3. a kind of antitheft jam plate of shock resistance as described in claim 1, it is characterised in that: the cam (5) includes multiple mounted cam, The latch hook (4) is arranged in the edge of multiple mounted cam (5), and the edge of multiple mounted cam is additionally provided with scallop (42), described Latch hook (4) is under the rotation of multiple mounted cam (5) by hooking lock push plate (3) limitation lock push plate (3) along second wheel Axis (18) rotation；The scallop (42) is under the rotation of multiple mounted cam (5) by pushing lock push plate (3) to lock push plate (3) hook portion (14) of limiting section (15) release bolt plate (2).

4. a kind of antitheft jam plate of shock resistance as claimed in claim 2, it is characterised in that: the lock push plate (3) is in bar shaped, one Hingedly with second wheel shaft (18), the other end is provided with the compatible interconnecting piece (20) with the latch hook (4) at end；The lock Hook (4) is hinged to the substrate (1) by third wheel shaft (21), and one end of the latch hook (4) is provided with for hooking the company The locking structure (23) of socket part (20).

5. a kind of antitheft jam plate of shock resistance as claimed in claim 3, it is characterised in that: the lock push plate (3) is in bar shaped, one Hingedly with second wheel shaft (18), the other end is provided with interconnecting piece (20), when the latch hook (4) rotates to interconnecting piece (20) at end When place, latch hook (4) can hook the interconnecting piece (20) to limit lock push plate (3) along the second wheel shaft (18) and rotate；Work as scallop (42) when rotating at interconnecting piece (20), scallop (42) can push the lock push plate (3), so that the limiting section of lock push plate (3) (15) hook portion (14) of bolt plate (2) is discharged.

6. a kind of antitheft jam plate of shock resistance as claimed in claim 3, it is characterised in that: be equipped with first on the substrate (1) Travel switch (31) and second stroke switch (32), the first stroke switch (31) is for detecting opening for the bolt plate (2) State is opened, the second stroke switch (32) is used to detect the stroke state of the scallop (42).

7. a kind of antitheft jam plate of shock resistance as claimed in claim 3, it is characterised in that: the spring assembly includes the first stretching Spring (16), the both ends of first extension spring (16) are connect with the bolt plate (2) and the lock push plate (3) respectively.

8. a kind of antitheft jam plate of shock resistance as claimed in claim 3, it is characterised in that: the spring assembly further includes that third is drawn It stretches spring (17), the both ends of the third extension spring (17) are connect with the bolt plate (2) and the substrate (1) respectively.

9. a kind of antitheft jam plate of shock resistance as claimed in claim 2 or claim 3, it is characterised in that: offered on the bolt plate (2) Arc notch (9), the side of the arc notch (9) are the locking hook (10), and the other side is locking edge (11).

10. a kind of antitheft jam plate of shock resistance as claimed in claim 2 or claim 3, it is characterised in that: the antitheft jam plate of shock resistance is also Including backplate (33), the backplate (33) is installed by first wheel shaft (8) and second wheel shaft (18) to the substrate (1) on；The bolt plate (2) and the lock push plate (3) are located between backplate (33) and substrate (1).

11. a kind of antitheft jam plate of shock resistance as claimed in claim 10, it is characterised in that: be provided with the on the backplate (33) One retention bead (36) and the second retention bead (37), first retention bead (36) is for preventing the bolt plate (2) mistake Degree rotation, second retention bead (37) is for preventing lock push plate (3) inordinate rotation.

12. a kind of antitheft jam plate of shock resistance as claimed in claim 11, it is characterised in that: be provided on the bolt plate (2) First limited post (38), first limited post (38) match with first retention bead (36) for preventing bolt plate (2) inordinate rotation；It is provided with the second limited post (39) on the lock push plate (3), second limited post (39) and described second Retention bead (37) is matched to prevent lock push plate (3) inordinate rotation.

13. a kind of vehicle, it is characterised in that: including the antitheft jam plate of shock resistance.

14. a kind of method of switching of shock resistance jam plate, it is characterised in that: including unlocking process and latching process, in which:

During unlocking, the two-tiered cam rotation, the first cam (25) pushing tow latch hook (4) of two-tiered cam, so that described Latch hook (4) release lock push plate (3)；Lock push plate (3) described in the second cam (26) pushing tow of subsequent two-tiered cam, so that the lock pushes away Plate (3) limiting section (15) release bolt plate (2) hook portion (14), under the driving of spring assembly the bolt plate (2) into Enter unlocking condition；

In latching process, the locking edge (11) of the bolt plate (2) is pushed, so that the bolt plate (2) is pushed away to the lock The direction of plate (3) rotates, and the hook portion of the bolt plate (2) (14) is fastened on to the limiting section (15) of lock push plate (3) On；The two-tiered cam is rotated, so that the latch hook (4) is sprung back, and hooks the interconnecting piece (20) of lock push plate (3).

15. a kind of method of switching of shock resistance jam plate, it is characterised in that: including unlocking process and latching process, in which:

During unlocking, the multiple mounted cam rotation, latch hook (4) release lock push plate (3) thereon；The fan of subsequent multiple mounted cam Push plate (3) are locked described in shape portion (42) pushing tow, so that the hook portion of limiting section (15) release bolt plate (2) of lock push plate (3) (14), the bolt plate (2) enters unlocking condition under the driving of spring assembly；

In latching process, the locking edge (11) of the bolt plate (2) is pushed, so that the bolt plate (2) is pushed away to the lock The direction of plate (3) rotates, and the hook portion of the bolt plate (2) (14) is fastened on to the limiting section (15) of lock push plate (3) On；The multiple mounted cam is rotated simultaneously, so that the latch hook (4) hooks the interconnecting piece (20) of lock push plate (3).

16. a kind of method of switching of shock resistance jam plate as claimed in claim 15, it is characterised in that: substrate is provided on (1) First stroke switchs (31), during unlocking, after the lock push plate (3) discharges the bolt plate (2), in the spring assembly Driving under, the first stroke switch (31) is touched at the edge of the bolt plate (2), so that first stroke switch (31) It disconnects；In latching process, when lock house plate (2) rotates to the direction of lock push plate (3), the side of the bolt plate (2) Edge leaves the first stroke switch (31), so that first stroke switch (31) conducting.

17. a kind of method of switching of shock resistance jam plate as claimed in claim 15, it is characterised in that: substrate is provided on (1) Second stroke switchs (32), and during unlocking, multiple mounted cam rotation first makes the latch hook (4) discharge the lock completely to push away Plate (3), then make to lock push plate (3) described in the scallop (42) pushing tow, reversely rotating the multiple mounted cam later makes the sector Portion (42) touches the second stroke switch (32), so that second stroke switch (32) disconnects；It is described in latching process Multiple mounted cam rotates again so that the latch hook (4) hooks the lock push plate (3), while the scallop (42) being made to leave institute Second stroke switch (32) is stated, so that second stroke switch (32) conducting.

Technical field:

The present invention relates to electric lockset fields, and in particular to a kind of antitheft jam plate of shock resistance, method of switching and vehicle.

Background technique:

Apply the lock on shared bicycle, shared vehicle using motor many kinds of currently on the market, be broadly divided into mechanical lock and Electronic lock two major classes.

The jam plate of existing mechanical lock pulls open the unlocking chip on lockset mainly by drawstring after locking to open jam plate, Such mechanical lock is difficult to realize Electronic control, moreover, existing machinery lock is when by side impacting force, unlocking chip is easily rushed to open And jam plate is caused to be opened；Furthermore existing machinery lock unlocking chip with elongated hard objects can be disclosed out easily to Jam plate is opened, and then the article for causing jam plate to be protected is stolen；

Existing electronic lock is by increasing a motor and cam at the unlocking chip of electronic jam plate, in lock tongue side Add a travel switch, opens unlocking chip by motor band moving cam rotation, open lock tongue, lock tongue bumps against the stopping of travel switch motor Rotation.Although this electronic lock realizes Electronic control, but when lockset is by side impacting force, unlocking chip still can be rushed It opens and lock tongue is caused to be opened, or even have illegal person by deliberately hitting lock side or by between electric vehicle seat cushion and vehicle frame Gap, unlocking chip can be disclosed out easily using elongated hard objects and open lock tongue, cause jam plate protection article stolen.

Summary of the invention:

According to the deficiencies of the prior art described above, It is an object of the present invention to provide a kind of shock resistance jam plates, its switch side Method and vehicle, shock resistance jam plate carries out secondary locking to lock push plate using locking mechanisms such as cam manipulation latch hooks, so that jam plate is not It can be opened accidentally because of external force, achieve the effect that carry out double-safety locking jack to jam plate.

The antitheft jam plate of shock resistance of the invention, technical solution used for the above purpose are: including being set to base Bolt plate, lock push plate, latch hook, cam and spring assembly on plate, in which:

The spring assembly includes several springs；

The bolt plate is mounted on the substrate by the first wheel shaft, and locking bar is offered on the substrate and accommodates notch, Locking hook is provided in the bolt plate, the locking hook is used for and the locking bar accommodates notch and is enclosed closedown structure, institute It states and is provided with hook portion in bolt plate；

The lock push plate is installed on the substrate by the second wheel shaft, under the driving of the spring assembly, locks push plate Limiting section fix bolt plate hook portion；

The cam is locked push plate and is rotated along second wheel shaft for manipulating latch hook by hooking the lock push plate and limiting The lock push plate is discharged with the latch hook is manipulated.

Preferably, the latch hook is connect with the spring assembly, and the latch hook passes through under the driving of the spring assembly It hooks the lock push plate and limits the lock push plate and rotated along second wheel shaft；

The cam is two-tiered cam, and the two-tiered cam includes that coaxial the first cam for stacking connection and second are convex Wheel；First cam is for pushing the latch hook to discharge the lock push plate；Second cam locks push plate for pushing, so that The limiting section of the lock push plate discharges the hook portion of the bolt plate.

Preferably, the cam is multiple mounted cam, and the edge of multiple mounted cam, the side of multiple mounted cam is arranged in the latch hook Scallop is additionally provided at edge, the latch hook limits lock push plate edge by hooking the lock push plate under the rotation of multiple mounted cam The second wheel shaft rotation；Limit of the scallop under the rotation of multiple mounted cam by pushing lock push plate to lock push plate The hook portion of portion's release bolt plate.

Preferably, the lock push plate be in bar shaped, one end and second wheel shaft are hinged, the other end be provided with it is described The compatible interconnecting piece of latch hook；The latch hook is hinged to the substrate by third wheel shaft, and one end setting of the latch hook is useful In the locking structure for hooking the interconnecting piece.

Preferably, the lock push plate is in bar shaped, and one end and second wheel shaft are hinged, and the other end is provided with interconnecting piece, When the latch hook rotates at interconnecting piece, latch hook can hook the interconnecting piece to limit lock push plate along the second wheel shaft and rotate； When scallop rotates at interconnecting piece, scallop can push the lock push plate, so that the limiting section of lock push plate discharges bolt plate Hook portion.

Preferably, the wheel shaft of the two-tiered cam is connected with stepper motor.

Preferably, the wheel shaft of the multiple mounted cam is connected with stepper motor.

Preferably, first stroke switch and second stroke switch are installed, the first stroke switch is used on the substrate In the open state for detecting the bolt plate, the second stroke switchs the stroke state for detecting the latch hook；Described One stroke switch is electrically connected with the controller of the stepper motor with second stroke switch.

Preferably, first stroke switch and second stroke switch are installed, the first stroke switch is used on the substrate In the open state for detecting the bolt plate, the second stroke switchs the stroke state for detecting the scallop, described First stroke switch and second stroke switch are electrically connected with the controller of the stepper motor.

Preferably, the spring assembly includes the first extension spring and the second extension spring, first extension spring Both ends are connect with the bolt plate and the lock push plate respectively；The both ends of second extension spring respectively with the bolt plate and The latch hook connection.

Preferably, the spring assembly include the first extension spring, the both ends of first extension spring respectively with it is described Bolt plate and lock push plate connection.

Preferably, the spring assembly further includes third extension spring, the both ends of the third extension spring respectively with institute State bolt plate and substrate connection.

Preferably, the latch hook includes position-limited edge edge, for preventing the two-tiered cam to be detached from substrate.

Preferably, arc notch is offered in the bolt plate, the side of the arc notch is the locking hook, another Side is locking edge.

Preferably, the antitheft jam plate of the shock resistance further includes backplate, and the backplate passes through first wheel shaft and described the Great wheel arbor is installed to the substrate；The bolt plate and the lock push plate are between backplate and substrate.

Preferably, the first retention bead and the second retention bead are provided on the backplate, first retention bead is used In preventing the bolt plate inordinate rotation, second retention bead is for preventing the lock push plate inordinate rotation.

Preferably, the first limited post, first limited post and first retention bead are provided in the bolt plate It matches for preventing bolt plate inordinate rotation；The second limited post, second limited post and institute are provided in the lock push plate The second retention bead is stated to match to prevent lock push plate inordinate rotation.

The technical solution of vehicle of the invention, use is: the antitheft jam plate of shock resistance including above structure.

The first method of switching of shock resistance jam plate of the invention, the technical solution of use are: including unlocking process and Latching process, in which:

During unlocking, the two-tiered cam rotation, the first cam pushing tow latch hook of two-tiered cam, so that the latch hook Release lock push plate；Push plate is locked described in second cam pushing tow of subsequent two-tiered cam, so that the limiting section of the lock push plate discharges lock The hook portion of hyoplastron, the bolt plate enters unlocking condition under the driving of spring assembly；

In latching process, push the locking edge of the bolt plate so that the bolt plate to it is described lock push plate side It is fastened on the limiting section of the lock push plate to rotation, and by the hook portion of the bolt plate 1；The two-tiered cam is rotated, is made The latch hook rebound is obtained, and hooks the interconnecting piece of the lock push plate.

Preferably, first stroke switch is provided on substrate, during unlocking, the lock push plate discharges the bolt plate Afterwards, under the driving of the spring assembly, the first stroke switch is touched at the edge of the bolt plate, so that the first row Journey switch conduction；In latching process, when the lock house plate is rotated to the direction of the lock push plate, the edge of the bolt plate from The first stroke switch is opened, so that first stroke switch disconnects.

Preferably, second stroke switch is provided on substrate, during unlocking, the two-tiered cam pushes the latch hook When discharging the lock push plate completely, the latch hook touches the second stroke switch, so that the second stroke switch conduction；In In latching process, the latch hook rebound, so that the latch hook leaves the second stroke switch, so that the second stroke Switch disconnects.

Second of method of switching of shock resistance jam plate of the invention, the technical solution of use are: including unlocking process and Latching process, in which:

During unlocking, the multiple mounted cam rotation, latch hook release lock push plate thereon；The sector of subsequent multiple mounted cam Push plate is locked described in portion's pushing tow, so that the hook portion of the limiting section release bolt plate of the lock push plate, under the driving of spring assembly The bolt plate enters unlocking condition；

In latching process, push the locking edge of the bolt plate so that the bolt plate to it is described lock push plate side It is fastened on the limiting section of the lock push plate to rotation, and by the hook portion of the bolt plate；The multiple mounted cam is rotated simultaneously, So that the latch hook hooks the interconnecting piece of the lock push plate.

Preferably, first stroke switch is provided on substrate, during unlocking, the lock push plate discharges the bolt plate Afterwards, under the driving of the spring assembly, the first stroke switch is touched at the edge of the bolt plate, so that the first row Cheng Kaiguan is disconnected；In latching process, when the lock house plate is rotated to the direction of the lock push plate, the edge of the bolt plate from The first stroke switch is opened, so that the first stroke switch conduction.

Preferably, second stroke switch is provided on substrate, during unlocking, the multiple mounted cam rotation first makes described Latch hook discharges the lock push plate completely, then makes to lock push plate described in the scallop pushing tow, reversely rotates the multiple mounted cam later The scallop is set to touch the second stroke switch, so that second stroke switch disconnects；It is described multiple in latching process Closing cam and rotating again makes the latch hook hook the lock push plate, while making the scallop leave the second stroke and opening It closes, so that the second stroke switch conduction

The beneficial effects of the present invention are:

The present invention hooks lock push plate by cam manipulation latch hook and locks bolt plate, while can pass through cam and manipulate lock Hook release locks push plate and releases lock push plate to the locking of bolt plate to open lock tongue.Cam can be set to two-tiered cam or Convex Composite Wheel.

When cam is two-tiered cam, latch hook is set on substrate by the rotation of third shaft, and in the second extension spring Driving is lower to hook lock push plate to limit lock push plate rotation, to lock lock push plate by latch hook, avoids lock push plate outside by side It is opened accidentally when separating when power impact with bolt plate, or being stirred by malice with thing, reaches and secondary locking is carried out to jam plate, tool There is the purpose of dual fail-safe.Two-tiered cam pushes latch hook release lock push plate by the first cam of setting, to release latch hook to lock The locking of push plate, two-tiered cam push lock push plate so that the limiting section of lock push plate discharges bolt plate by the second cam of setting Hook portion, to make to lock push plate releasing to the locking of bolt plate to carry out unlocking operation, in the process, the present invention passes through two Travel switch that a controller with the stepper motor of driving two-tiered cam rotation is electrically connected detects bolt plate and latch hook Stroke state, when bolt plate and latch hook are opened and touch corresponding travel switch, corresponding travel switch is opened, so can be with When understand bolt plate and latch hook stroke state, realize automatic blocking and unlocking purpose.

When cam is multiple mounted cam, the one side edge of multiple mounted cam, another side edge of multiple mounted cam is arranged in latch hook Scallop is set, and multiple mounted cam pushes the interconnecting piece of lock push plate to make to lock the limiting section of push plate from the hook of bolt plate by scallop Portion is detached to carry out unlocking operation；Multiple mounted cam hooks lock push plate by latch hook to prevent lock push plate from rotating along the second wheel shaft And the limiting section for making to lock in push plate is detached from from the hook portion in bolt plate and lock push plate is caused to lose the locking effect to bolt plate, To lock lock push plate by latch hook, lock push plate is avoided to separate when by side external impacts with bolt plate, or by malice east It is opened accidentally when west is stirred, reaches and secondary locking is carried out to jam plate, the purpose with dual fail-safe.The present invention passes through multiple mounted cam Rotation can make latch hook hook lock push plate or release to lock push plate hook.In the process, the present invention by two with Travel switch that the controller of the stepper motor of driving multiple mounted cam rotation is electrically connected detects bolt plate and multiple mounted cam The stroke state of scallop, two travel switches are on state under normality, when bolt plate touches corresponding travel switch, The trip switch disconnects, and controller, which can control multiple mounted cam rotation, to be made scallop touch corresponding travel switch to hold the trip Shutdown is opened, and two travel switches, which disconnect, indicates that jam plate is fully opened；When lock tongue plate closing, corresponding travel switch Conducting, controller, which can control multiple mounted cam and rotate again, to be made scallop leave corresponding travel switch to make the trip switch conduction, Multiple mounted cam, which continues rotation, makes latch hook thereon hook lock push plate again and carry out secondary locking to jam plate, in this way, making this hair The bright state by two travel switches controls the stroke of multiple mounted cam, and then controls the position of lock push plate to control lock tongue The switch state of plate, reaching jam plate can be opened by electronic signal, and can be after jam plate is locked, by the split locking plate of latch hook Carry out the purpose that dual fail-safe is realized in secondary locking.

In general, when jam plate of the invention is in the lock state, bolt plate is locked push plate and is passed through by lock push plate locking Latch hook is locked, and latch hook is to be manipulated to hook lock push plate and release lock push plate by cam, and cam is driven by stepper motor, and is controlled Device processed only receives corresponding signal and just controls stepper motor movement, that is to say, that as long as controller does not receive corresponding letter Number, cam would not rotate, then latch hook is also just always maintained at the locking to lock push plate, thus can completely avoid in jam plate It is opened when being stirred when by side impact and by people's malice with thing, effectively improves the safety of jam plate.

Detailed description of the invention:

Fig. 1 is that the shock resistance jam plate in the embodiment of the present invention one is in blocking schematic diagram；

Fig. 2 is the explosive view of the shock resistance jam plate in the embodiment of the present invention one；

Fig. 3 is that the shock resistance jam plate in the embodiment of the present invention one is in unlocking condition schematic diagram；

Fig. 4 is the position signal of latch hook and lock push plate when the shock resistance jam plate in the embodiment of the present invention one is in blocking Figure；

Fig. 5 is the three-dimensional view of the two-tiered cam in the embodiment of the present invention one；

Fig. 6 is the top view of the two-tiered cam in the embodiment of the present invention one；

Fig. 7 is the three-dimensional view of the latch hook in the embodiment of the present invention one；

Fig. 8 is that the shock resistance jam plate in the embodiment of the present invention two is in blocking schematic diagram；

Fig. 9 is the explosive view of the shock resistance jam plate in the embodiment of the present invention two；

Figure 10 is that the shock resistance jam plate in the embodiment of the present invention two is in unlocking condition schematic diagram；

Figure 11 is that the position of latch hook and lock push plate shows when the shock resistance jam plate in the embodiment of the present invention two is in blocking It is intended to；

Figure 12 is the three-dimensional view of the multiple mounted cam in the embodiment of the present invention two；

Figure 13 is the three-dimensional view of the lock push plate in the embodiment of the present invention two；

As shown in the figure, 1 is substrate, and 2 be bolt plate, and 3 be lock push plate, and 4 be latch hook, and 5 be cam, and 6 be spring assembly, and 7 are Locking bar accommodates notch, and 8 be the first wheel shaft, and 9 be arc notch, and 10 be locking hook, and 11 be locking edge, and 12 be closedown structure, and 13 It is hook portion for locking bar, 14,15 be limiting section, and 16 be the first extension spring, and 17 be third extension spring, and 18 be the second wheel shaft, 19 be the second extension spring, and 20 be interconnecting piece, and 21 be third wheel shaft, and 22 be the first side arm, and 23 be locking structure, and 24 be second side Arm, 25 be the first cam, and 26 be the second cam, and 27 be long wheelbase edge, and 28 be small wheelbase edge, and 29 be bulge-structure, and 30 are Mounting hole, 31 switch for first stroke, and 32 switch for second stroke, and 33 be backplate, and 34 be spring carrier arm, and 35 be limit edge, 36 be the first retention bead, and 37 be the second retention bead, and 38 be the first limited post, and 39 be the second limited post, and 40 be motor, and 41 are Motor cabinet, 42 be scallop.

Specific embodiment:

Made by two pairs of features of the invention of embodiment one and embodiment and other correlated characteristics into one below in conjunction with attached drawing Step is described in detail, in order to the understanding of those skilled in the art: