CN209136473U - Intelligent mopping cradle with mop positioning function - Google Patents

Abstract

The utility model discloses a kind of wiping ground machines, it provides the automatic detection of one kind and ground machine state is wiped in identification, and the intelligent mopping for wiping ground machine progress relevant action and its cradle with mop positioning function are controlled according to detecting state, solving existing in the prior art will close power supply under the replacement operating conditions such as mop, easily lead to personnel or ground in maloperation, wipe the technical problem of damage of ground machine etc., it includes shell and the intracorporal wiper kinematic system of shell, running gear, running gear includes that one end is rotatably connected on the intracorporal wheel group power assembly of shell, the other end of wheel group power assembly extends to outside shell and by roller supporting on the ground, optocoupler slot is equipped in shell corresponding with wheel group power assembly, optocoupler slot connects on the controller, the wheel group power assembly corresponding with optocoupler slot is equipped with lenticular lenses, lenticular lenses It extends between the U-shaped opening of optocoupler slot, controller wipes the detection signal control of lenticular lenses the working condition of ground machine according to optocoupler slot.

Description

Intelligent mopping cradle with mop positioning function

Technical field

The utility model relates to a kind of wiping ground machine more particularly to a kind of structure are simple, securely and reliably, it can detect and know automatically Not Ca ground machine state, and according to detecting state control wipe ground machine carry out relevant action with mop positioning function intelligence wipe ground Machine cradle.

Background technique

Traditional cleaning surface variant is to fully rely on manpower, large labor intensity, in order to save body in the process using mop Power reduces the amount of labour of people, and people set about having developed various intelligent automatic wiping ground machines, usually by host Two pieces of mop reciprocating horizontal motions of motor driven bottom carry out battement tendu, generally require first under the operating conditions such as replacement mop The power switch of intelligent mopping is closed, then carries out replacement mop operation, restarts power switch continuation after replacing mop Cleaning, it is not only time-consuming and laborious, and under maloperation or special operation condition, such as forget to close power supply or forget that mop feelings are installed It under condition, wipes ground machine and remains operational state, easily lead to injury to personnel or cause to wipe ground machine and the damage on ground, security reliability Difference, intelligence degree are low.

Summary of the invention

The utility model is mainly there is provided a kind of structure is simple, securely and reliably, can detect and identify automatically and wipe ground machine shape State, and the intelligent mopping cradle with mop positioning function wiped ground machine and carry out relevant action is controlled according to detecting state, It solves intelligent mopping existing in the prior art to need to turn off the power switch under the operating conditions such as replacement mop, it is not only time-consuming to take Power, and easily lead to personnel or ground, the damage for wiping ground machine, the technical problem of security reliability difference etc. in maloperation.

Above technical problems of the utility model are mainly solved by the following technical scheme: a kind of intelligence wipes ground Machine extends respectively to the lower section of housing bottom surface including shell and the wiper being set in the housing movement and system running gear, the two, Running gear is located at the two sides of wiper kinematic system and drives shell along ground running, and the running gear includes that one end rotation connects It connects in the intracorporal wheel group power assembly of shell, the other end of wheel group power assembly extends to outside shell and by roller supporting on ground On, optocoupler slot is equipped in shell corresponding with wheel group power assembly, optocoupler slot connects on the controller, corresponding with optocoupler slot Wheel group power assembly be equipped with lenticular lenses, lenticular lenses extend between the U-shaped opening of optocoupler slot, and controller is according to optocoupler slot to light The working condition of ground machine is wiped in the detection signal control of grid.Optocoupler slot is a kind of photoelectric sensor, is exported by shutting out the light On-off signal, optocoupler slot are immobilized in the shell, and wheel group power assembly can be rotated relative to shell in certain angle range, are had The lenticular lenses of notch are fixed on wheel group power assembly and extend between the U-shaped opening of optocoupler slot, wipe ground machine and are in different operating conditions When, wheel group power assembly is with respect to housing into rotation, so that lenticular lenses are rotated relative to optocoupler slot, is passed with the signal that this changes optocoupler slot Defeated, i.e. lenticular lenses control the signal on-off of optocoupler slot, so that control system be enable to identify various working state and by interior Program is set to control machine running status, structure is simple, can detect and identify automatically and wipe ground machine state, and according to detecting state control System wipes ground machine and the actions such as is shut down, sprayed water, and improves safety in utilization and intelligence degree, has ensured the peace of user Entirely, and ground is protected, extends the service life of intelligent mopping.

Preferably, the wheel group power assembly includes U-shaped wheel carrier, the open end level of U-shaped wheel carrier outwardly, fix by idler wheel Outside shell on corresponding U-shaped wheel carrier open end, corresponding U-shaped wheel carrier open end is equipped with driving motor, driving electricity in shell The output shaft both ends of machine are rotatably connected on shell, and lenticular lenses are fixed on U-shaped wheel carrier.It is respectively set at the both ends of U-shaped wheel carrier The output shaft of driving motor and idler wheel, driving motor is rotatably connected on shell, and lenticular lenses are fixed on outside the housing of U-shaped wheel carrier, Structure is simple, the lenticular lenses being fixed on U-shaped wheel carrier, it is ensured that lenticular lenses and idler wheel keep rotating synchronously, i.e., according to idler wheel end Crank degree, which accurately measures, wipes ground machine terrain clearance, therefore, it is determined that whether complete machine is liftoff, mop type, whether installs the works such as mop Condition state, and subsequent operation is further executed by controller, accuracy of identification is high, good reliability.

Preferably, being equipped with water injection system in the shell, water injection system includes being inlaid in the intracorporal water tank of shell and setting Fountain head on front side of housing bottom surface, fountain head are connected on water tank by water pump, and the corresponding shell of water tank outer ring surface is equipped with Level detection sensor, level detection sensor are connected with controller, are vertically distributed in level detection sensor Several water level inductive pole pieces, each water level inductive pole piece is corresponding with the various liquid level states in water tank, water level inductive pole piece Inductive signal is simultaneously transmitted to controller by fluid change in induction water tank, and controller is according to the inductive signal of water level inductive pole piece Variation determines to wipe ground machine state and implements to alarm by warning device.It wipes ground machine and water injection system is set, when wiping ground operation, Ji Ketong It crosses according to setting time ground spray water mist forwards, then keeps ground clean, dry and comfortable by forward and backward wiping for two pieces of wipers；Pass through Level detection sensor is set on the corresponding shell of water tank outer ring surface, the induction of several water levels is set in level detection sensor Pole piece is corresponding with the various liquid level states in water tank, and the fluid change in level detection sensor real-time detection water tank simultaneously will letter It number is transmitted to controller, controller determines that water tank is in horizontal, inclination or tilt state further according to the liquid level state detected, i.e., Complete machine state sets alarming value and in due course warning reminding, and structure is simple, wipes according to SEA LEVEL VARIATION automatic identification in ground machine water tank is wiped Ground machine complete machine heeling condition can occur implementing alert notice when unexpected overturn immediately in the wiping ground machine course of work, and whole process is certainly Dynamicization identification and alarm securely and reliably avoid the meaningless energy and activity duration waste, while extending the use for wiping ground machine Service life.

More preferably, the water tank is inlaid in the water tank mounting groove of housing top surface, level detection sensor be with The capacitance sensor of six water level inductive pole pieces, level detection sensor are fixed on corresponding water tank mounting groove by mounting bracket On outer side surface, and the water level inductive pole piece for corresponding to the top is located at the top in water tank maximum level face, remaining water level sense Answer pole piece uniformly distributed downward vertically.Using capacitance sensor high sensitivity, reaction speed is fast, and stability is good, the water level sense of the top Pole piece is answered to provide reference capacitance value as benchmark inductive pole piece, five water level inductive pole pieces of lower section are equal according to the water in water tank Even to be divided into 5 grades of capacity, i.e., when liquid level is more than the water level inductive pole piece of bottom in water tank, controller determines there is 20% in water tank Water, upwards the rest may be inferred, until determine 100% water, when water tank inclination when, the capacitance of each water level inductive pole piece can go out Now rapidly change, controller judges complete machine tilt condition according to capacitance variation data, when complete machine reaches an angle of 90 degrees degree to two sides When, water level inductive pole piece can be covered by liquid level or be located on liquid level, can determine whether that complete machine is turned over compared with initial capacitance at this time Turn can not normal use, controller warning note at this time.

Preferably, the fan-shaped integral type of lenticular lenses is connected on wheel group power assembly, in the outer ring surface of lenticular lenses It is equipped with several induction gap slots.Fan-shaped lenticular lenses integral type is connected on wheel group power assembly, it is ensured that lenticular lenses positioning Accurately, by the induction gap slot induction transmission optocoupler slot signal at lenticular lenses edge, i.e. optocoupler slot signal is lacked by different inductions Ground machine is wiped when mouth slot and is in different working conditions, and lenticular lenses stop intelligent mopping when optocoupler slot signal to be shut down, securely and reliably.

Preferably, the wiper kinematic system includes motor and the eccentric wheel on motor output shaft, bias rotation The outboard end of the dynamic inner end for being connected to front tension bar and back stay, front tension bar and back stay respectively connected preceding maneuvering board and rear fortune Movable plate, motor drive preceding maneuvering board and the rear maneuvering board horizontal reciprocating movement opposite in the lower section of housing bottom surface by controller, Hall sensor is equipped on controller corresponding with preceding maneuvering board and rear maneuvering board, Hall sensor is electrically connected with the controller, Magnet, the change of Hall sensor induced magnet magnetism are equipped on preceding maneuvering board corresponding with Hall sensor or rear maneuvering board Change, and the heat treatment signal sensed exported to controller to control and wipes preceding maneuvering board and rear maneuvering board when ground machine is shut down Relative position.The relative position of forward and backward maneuvering board is first set, and controller and corresponding preceding maneuvering board on setting position Or Hall sensor and magnet are set on rear maneuvering board, maneuvering board slow movement since current location when shutdown, magnet is gradually It approaches or is gradually distance from Hall sensor, when output signal voltage V value is gradually reduced, controller controls band after motor reversal Dynamic maneuvering board counter motion, output signal V value then keep current kinetic direction when persistently increasing, and continue the intensity of tracer signal V, Until surmounting Vmax value, output signal V value declines, then determines that Vmax value is setting position, motor reversal slowly taps into Stop after Vmax point, maneuvering board positioning terminates, i.e., judges and set movement Board position using comparison method, eliminate magnetic flux The series of problems such as difference, rigging error, hall device performance difference and the decaying of later period magnet magnetism, since Vmax value is certain Hall sensor and magnet are appeared in apart from nearest position, thus while there may be differences every time for Vmax value, but is reflected The position of maneuvering board is accurate in complete machine, and structure is simple, and whole-course automation adjusts control, accurately controls maneuvering board Stop position, convenient for complete machine subsequently through special equipment Fast Installation mop.

More preferably, it is set respectively on preceding maneuvering board corresponding with the front tension bar and back stay outer end and rear maneuvering board There is pull rod shaft, bulb is set in pull rod shaft, front tension bar and back stay pass through bulb hinged in corresponding pull rod shaft respectively. Pull rod in pull rod shaft, in use process, can be realized in a certain range by bulb hinged between pull rod and maneuvering board by bulb Torsion reduce noise when wiping ground so that the twisting resistance when operation of absorbable pull rod, reduces vibration, improve overall performance, structure Think ingenious in design.

A kind of intelligent mopping cradle with mop positioning function, the charging seat board including having charging contact, with The opposite charging seat board other side of charging contact is rotatablely connected cradle shell, is equipped with storage in the side of cradle shell Mouthful, it is covered with the storage velar plate that can be unfolded horizontally outward on storage mouth, one is equipped on the storage velar plate of horizontal development To the mop mounting groove with the preceding maneuvering board and rear maneuvering board interworking wiped on ground machine.Charging seat board is rotatably connected on cradle shell On, and the storage velar plate that can be unfolded horizontally outward is set in the storage mask of cradle shell, in the medial surface of storage velar plate A pair of mop mounting groove of interworking simultaneously with two maneuvering boards wiped on ground machine of upper setting, need to only open storage mouth when replacing mop Cover board expands horizontally outward, and clean mop is lain in mop mounting groove, then the forward and backward movement of wiping ground machine that will remove mop Plate alignment mop mounting groove lays flat merging, and mop can be pasted and fixed on automatically on corresponding maneuvering board, and mouth will be stored after use Cover board overturning covers storage mouth upwards, and rotation charging seat board can charge downwards to ground machine is wiped when charging, collects Fast Installation Mop and charging are easy to use in one and storage are stored, mop is quick and easy for installation, time saving and energy saving.

Preferably, the cross section of the charging seat board is L-shaped, L-shaped charging seat board longitudinal surface side outer edge rotation connects It connects in cradle housing top surface, charging contact is set on the outside of L-shaped charging seat board transverse direction face, and L-shaped charging seat board is lateral Interworking is hooked on the outside of storage velar plate when facing out rotation.L-shaped charging seat board realizes the function of locking storage velar plate, It charges again convenient for fixed charging contact to ground machine is wiped simultaneously, it is ingenious in design.

Therefore, a kind of intelligent mopping cradle with mop positioning function of the utility model has an advantage that Optocoupler slot signal is controlled by lenticular lenses and transmits on-off judgement wiping ground machine work condition state, passes through level detection sensor real-time detection Fluid change in water tank determines whether complete machine is in normal working condition, and executes subsequent operation automatically by controller, Accuracy of identification is high, and securely and reliably, intelligence degree is good；By being correspondingly arranged Hall sensor and magnet, Ji Ketong in complete machine The position of the signal output forward and backward maneuvering board of multilevel iudge between the two is crossed, to accurately control the phase of maneuvering board when complete machine is shut down To position, pass through special equipment Fast Installation mop convenient for complete machine；Charging seat board be rotatably connected on cradle shell, by The mop mounting groove for storing setting and two maneuvering board interworkings on velar plate realizes quick-replaceable mop by mop mounting groove, Integrate Fast Installation mop and charge function, is easy to use.

Detailed description of the invention:

Fig. 1 is a kind of explosive view of intelligent mopping of the utility model；

Fig. 2 is the schematic diagram of internal structure of the utility model；

Fig. 3 is the structural schematic diagram of running gear in the utility model；

Fig. 4 is the partial structural diagram of water injection system in the utility model；

Fig. 5 is the scheme of installation of level detection sensor in the utility model water injection system；

Fig. 6 is the scheme of installation of Hall sensor in the utility model wiper kinematic system；

Fig. 7 is the scheme of installation of pull rod shaft in the utility model；

Fig. 8 is the partial structural diagram of wiper kinematic system in the utility model；

Fig. 9 is the structural schematic diagram of the intelligent mopping cradle in the utility model with mop positioning function.

Figure 10 is another partial structural diagram of wiper kinematic system in the utility model.

Specific embodiment:

Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.

Embodiment:

As depicted in figs. 1 and 2, a kind of intelligent mopping of the utility model, including the shell being spliced by upper and lower casing Body 1 is equipped with the wiper kinematic system 3 being connected with controller 5, running gear 2, water injection system 4 and anti-collision system in shell 1 17, charging system 19, vision navigation system 16 and battery 18 etc., anti-collision system 17 are located on front side of shell 1, and charging system 19 In 1 rear side of shell, vision navigation system 16 is located at the middle part of shell 1, and battery 18 and controller 5 are located at anti-collision system 17 and view Feel between navigation system 16, water injection system 4 is between vision navigation system 16 and charging system 19, running gear 2 therein Including a pair of of the wheel group power assembly 21 being rotatably connected in shell 1, two wheel group power assemblies 21 are symmetrically set in wiper movement The left and right sides of system 3 simultaneously drives shell 1 along ground running, as shown in figure 3, one end of wheel group power assembly 21 is rotatably connected on In shell 1, the other end of wheel group power assembly 21 extends to 1 subjacent of shell and passes through the support of idler wheel 212 on the ground, Shell 1 corresponding with wheel group power assembly 21 is provided with optocoupler slot 23, and optocoupler slot 23 is connected on controller 5, and wheel group power is total It include U-shaped wheel carrier 211 at 21, outwardly, idler wheel 212 is fixed on corresponding U-shaped wheel outside shell 1 to the open end level of U-shaped wheel carrier 211 On 211 open end of frame, driving motor 213, driving motor are coaxially installed on corresponding 211 open end of U-shaped wheel carrier in shell 1 213 output shaft both ends are rotatably connected on shell 1, and lenticular lenses 24 are housed above U-shaped wheel carrier 211 corresponding with optocoupler slot 23, The fan-shaped integral type of lenticular lenses 24 is connected on U-shaped wheel carrier 211, opened on the outer ring surface of lenticular lenses 24 there are two incude gap slot 241, lenticular lenses 24 are parallel to be extended between the U-shaped opening of optocoupler slot 23, inspection of the controller 5 according to optocoupler slot 23 to lenticular lenses 24 The working condition that ground machine is wiped in signal control is surveyed, as shown in Figure 4 and Figure 5, water injection system 4 includes being inlaid in 1 top water tank of shell peace A pair of of fountain head 42 on front side of 1 bottom surface of water tank 41 and shell in tankage 15, two fountain heads 42 are in respect to the median plane of shell 1 Bilateral symmetry is distributed, and fountain head 42 is connected in water tank 41 by water pump 43, and water pump 43 is connected on controller 5, outside water tank 41 Capacitive level detection sensor 44 is housed, level detection sensor 44 is connected with controller 5 on the corresponding shell 1 of anchor ring It connects, there are six water level inductive pole piece 45, the water level inductive pole piece 45 corresponding to the top is located at band in level detection sensor 44 The top in 41 maximum level face of water tank, remaining five water level inductive pole piece 45 is vertical uniformly distributed from top to bottom, water level detecting sensing Device 44 is fixed on corresponding 15 outer side surface of water tank mounting groove by mounting bracket 46, each water level inductive pole piece 45 and water tank 41 Interior various liquid level states are corresponding, and water level inductive pole piece 45 incudes the fluid change in water tank 41 and is transmitted to inductive signal Controller 5, controller 5 changes according to the inductive signal of water level inductive pole piece 45 determines to wipe ground machine state and by warning device reality Alarm is applied, as shown in figure 8, wiper kinematic system 3 includes motor 31 and the eccentric wheel 32 on 31 output shaft of motor, eccentric wheel 32 are rotatablely connected the inner end of the front tension bar 33 and back stay 34 in shell 1, the outside of front tension bar 33 and back stay 34 End is rotatablely connected preceding maneuvering board 35 and rear maneuvering board 36 by pull rod shaft 6 respectively, as shown in fig. 7, being set in pull rod shaft 6 The outboard end interworking of bulb 7, front tension bar 33 and back stay 34 is sleeved on corresponding bulb 7, is hinged on pair by bulb 7 respectively In the pull rod shaft 6 answered, motor 31 drives preceding maneuvering board 35 and rear maneuvering board 36 in the lower section phase of 1 bottom surface of shell by controller 5 Pair horizontal reciprocating movement, as shown in Figure 10, the shell 1 of 31 front end two sides of motor corresponding with front tension bar 33 and back stay 34 The upper fixed preceding elastic shock attenuation ring 51 of difference, preceding elastic shock attenuation ring 51 are pressed abd fixed on shell 1 by U-shaped front pressuring plate 52, with The corresponding 31 outer ring surface two sides of motor of preceding elastic shock attenuation ring 51 extend outward to form positioning column 53,53 interworking grafting of positioning column respectively In corresponding preceding 51 mesoporous of elastic shock attenuation ring, bullet after the 31 rear end ring set of motor opposite with front tension bar 33 and back stay 34 has Property shock ring 54, rear elastic shock attenuation ring 54 is fixedly clamped on shell 1 by rear fender 55, wherein before elastic shock attenuation ring 51 and after Elastic shock attenuation ring 54 is rubber parts, and has shock-absorbing slot 56 in the upper and lower of preceding 51 mesoporous of elastic shock attenuation ring, in rear bullet Several damping troughs 57 are along the circumferential direction dispersed on property shock ring 54, the both ends of U-shaped front pressuring plate 52 are fixed by screw respectively On shell 1, the front end of rear fender 55 extends outward to form sound insulation housing 58 again, and the cover of sound insulation housing 58 is outer mounted in motor 31 and leads to The buckle 59 crossed on edge is fixed on shell 1, as shown in fig. 6, filling suddenly on controller 5 corresponding with preceding maneuvering board 35 That sensor 37, Hall sensor 37 are electrically connected with controller 5, are embedded on preceding maneuvering board 35 corresponding with Hall sensor 37 Magnet 38, the magnetic variation of 37 induced magnet of Hall sensor 38, and the heat treatment signal sensed is exported to control Device 5 come control wipe ground machine shut down when before maneuvering board 35 and rear maneuvering board 36 relative position.

As shown in figure 9, a kind of intelligent mopping cradle with mop positioning function, fill including cross section is L-shaped Electric seat board 9, on the outside of the lateral face of L-shaped charging seat board 9 longitudinal arrangement two charging contacts 8, L-shaped charging seat board 9 is longitudinally Face side outer edge is rotatably connected on the 10 top surface edge of cradle shell of rectangular shape, cradle corresponding with charging seat board 9 10 side of shell is provided with rectangular storage mouth 11, is filled with the Foldable accommodating mouth that can be unfolded horizontally outward in storage 11 upper cover of mouth Cover board 12, the lower edge of storage velar plate 12 is rotatably connected on the corresponding cradle shell 10 in storage 11 lower edge of mouth, in water On open and flat storage 12 medial surface of velar plate opened with a pair of with preceding maneuvering board 35 that is wiping on ground machine and rear maneuvering board 36 simultaneously mutually The mop mounting groove 13 matched, interworking is hooked on 12 outside of storage velar plate when L-shaped charging seat board 9 is horizontal for outer rotation.

It when wiping ground operation, is lain on work ground after wiping ground machine installation mop, water tank 41 is packed into water tank peace after filling water Fixed in tankage 15, starting wipes ground machine and starts to wipe ground operation, the real-time capacitance that controller 5 is detected according to water level inductive pole piece 45 It is compared with initial capacitance value, the induction gap slot 241 that the signal of 23 side of optocoupler slot transmitting passes through rear side in lenticular lenses 24 It is normally received afterwards by 23 other side of optocoupler slot, the control of controller 5 wipes ground machine and maintains normal work, if having replaced mop type Afterwards, the signal of 23 side of optocoupler slot transmitting by after the induction gap slot 241 of front side in lenticular lenses 24 by 23 other side of optocoupler slot It normally receives, controller 5 controls wiping ground machine and maintains normal work, while according to preceding or built-in setting is started, controller 5 can be determined Shi Qidong water pump 43 sprays water to forward operation ground, stops water spray movement if having barrier in the 5cm of front in the process. It wipes in the ground machine course of work, when the real-time capacitance that water level inductive pole piece 45 detects is more than setting value, that is, determines that wiping ground machine turns over Gyration >=90 degree, controller 5 start warning device progress warning reminding and mention when such as needing to change mop in wiping ground operation process It rises and wipes ground machine, corresponding 21 one end of wheel group power assembly of idler wheel 212 rotates down, the limit blend stop of 21 top of wheel group power assembly For 214 apical graftings in shell 1 on corresponding postive stop baffle 14, lenticular lenses 24 stop the transmission of the signal between 23 side wall surface of optocoupler slot, The control of controller 5 wipes ground machine and stops working, and completes after wiping ground operation, and the wiping ground machine after removing mop is lain on work ground, Corresponding 21 one end of wheel group power assembly of idler wheel 212 is rotated up, and the corresponding 21 one end apical grafting of wheel group power assembly of idler wheel 212 exists On the inner wall of shell 1, lenticular lenses 24 stop the transmission of the signal between 23 side wall surface of optocoupler slot, and the control of controller 5 is wiped ground machine and stopped Only work.

Specific embodiment described herein is only to give an example to the design of the utility model.The utility model Person of ordinary skill in the field can make various modifications or additions to the described embodiments or using class As mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims (2)

1. a kind of intelligent mopping cradle with mop positioning function, it is characterised in that: including having charging contact (8) It charges seat board (9), charging seat board (9) other side opposite with charging contact (8) is rotatablely connected cradle shell (10), is filling The side of electric seat shell body (10) is equipped with storage mouth (11), is covered with the storage lid that can be unfolded horizontally outward in storage mouth (11) Plate (12) is equipped with a pair of preceding maneuvering board (35) and rear maneuvering board on wiping ground machine on the storage velar plate (12) of horizontal development (36) the mop mounting groove (13) of interworking.

2. the intelligent mopping cradle according to claim 1 with mop positioning function, it is characterised in that: described to fill The cross section of electric seat board (9) is L-shaped, and L-shaped charging seat board (9) longitudinal surface side outer edge is rotatably connected on cradle shell (10) on top surface, charging contact (8) is set on the outside of the lateral face of L-shaped charging seat board (9), and the lateral face of L-shaped charging seat board (9) Interworking is hooked on the outside of storage velar plate (12) when being turned out.