A kind of drive mechanism of door device
Technical field
The present invention relates to the car door technical field in rail traffic vehicles, be specifically related to the drive mechanism of a kind of door device.
Background technology
Rail vehicle electric controlled door is widely used in train, city railway train, tramcar.At present, tramcar
Door device uses motor to assemble reduction box in a large number, and then drives the kind of drive of Timing Belt or leading screw to realize opening the door and closing the door
Action.
Such as the Chinese utility model patent " that Authorization Notice No. is CN204920661U (Application No. 201520570332.3)
Plant passenger vehicle automatic translation door ", wherein disclosed automatic translation door i.e. uses transmission band, drivewheel and driven pulley composition wheel belt
Drive mechanism, and driven by motor.After wheel tape handler generally exists the use first paragraph time, need to adjust transmission
The tension force of band, needs to regularly replace transmission band, and maintenance cost is high.
And for example Authorization Notice No. is the Chinese utility model patent of CN203570080U (Application No. 201320324021.X)
" drive mechanism of a kind of Electrically-controlelectric electric vehicle door ", wherein disclosed car door drive mechanism uses electric motor driven screw to rotate,
So that nut drives door leaf to move along a straight line along screw axis direction, it is achieved the switch of car door.Also has Authorization Notice No.
For the Chinese utility model patent of CN204326818U (Application No. 201420772320.4), " a kind of train door system is held
Carry drive mechanism ", wherein disclosed scheme uses motor to drive the mode of screw mandrel to take door frame move to drive equally.
But screw rod, lead screw transmission mechanism easily occur rough phenomenon in motor process, are easily generated vibration.Simultaneously screw rod,
Lead screw transmission mechanism there is also structure complexity, number of components is many, weight is big, difficulty of processing is big, install difficult in maintenance, structure
Size is big, part is easy to wear, transmission conversion efficiency is low, service life is low, the problem of high in cost of production each side.
The Chinese invention patent additionally also having Authorization Notice No. to be CN101638963B (Application No. 200910136506.4)
" a kind of single open pull door for tubular synchronous linear motors ", wherein have employed the synchronous motor of tubulose, door-plate in disclosed scheme
It is fixed in the primary of linear electric motors by installing rack, when, after the secondary energising of linear electric motors, the secondary of linear electric motors is with straight
Producing transverse-electromagnetic thrust between the primary of line motor, linear electric motor primary will do transverse movement, thus directly drive door-plate
Do bilateral reciprocation, it is achieved switch motion.The overall structure of this single open pull door for tubular synchronous linear motors is simple, door-plate
Directly hanging, it is not necessary to any conversion equipment, simplifies frame for movement and the kind of drive of door system, has reformed traditional door
Plate carrying and roll mode.But this structure cannot realize the motion on two-dimensional direction, i.e. cannot apply at sliding plug door system
In.Simultaneously in this structure by the primary of tubular type synchronous motor directly as bearing part, be chronically at carrying in the course of the work
State, so can affect the electromagnetism produced between the primary and secondary of this tubular type synchronous motor during life-time service and push away
Power, and then have influence on switch gate action.
Summary of the invention
First to be solved by this invention technical problem is that for a kind of simple in construction of above-mentioned prior art offer, without passing
Dynamic conversion equipment, and without using motor as the drive mechanism of the door device of bearing part.
Second to be solved by this invention technical problem is that and provide one that car door can be driven real for above-mentioned prior art
The drive mechanism of the door device of movement on existing two-dimensional direction.
The present invention solves the technical scheme that above-mentioned first technical problem used: the drive mechanism of a kind of door device,
Opening and closing movement is carried out with driving door body for connecting door body, including
Pedestal;
Linear motor stator electric, is arranged on described pedestal in left-right direction;
Characterized by further comprising:
First lead, is connected on described pedestal, in left-right direction for carry door body;
Slide block, slidable is connected on described first lead promote described door body side-to-side movement;
The linear motor coil that described slide block includes matrix, is connected on matrix and matches with described linear motor stator electric,
Transverse-electromagnetic thrust is produced to promote described slide block after the energising of described linear motor coil and between described linear motor stator electric
Move left and right relative to linear motor stator electric under the guide effect of described first lead.
Preferably, described pedestal is provided with linear electric motors guide rail in left-right direction;
Described slide block also includes the slide connected on the matrix, and described slide can embed in described linear electric motors guide rail
And move left and right relative to described linear electric motors guide rail under the guide effect of described linear electric motors guide rail.
Preferably, described slide block also includes the guide pad connected on the matrix, and described guide pad leads in left-right direction
Being provided with a pilot hole, described guide pad is set on described first lead by described pilot hole.
Easily, described slide block also includes the directive wheel being connected on described guide pad, water in left-right direction on described pedestal
Put down and a plate body is set, the upper surface of described plate body is provided with the raceway limiting described directive wheel movement locus, described raceway
Parallel with described first lead.
The present invention solves the technical scheme that above-mentioned second technical problem used: the two ends of described first lead are respectively
Can be movably attached along the longitudinal direction on described pedestal, described guide pad can be movably attached along the longitudinal direction in described cunning
On the matrix of block;
Described slide block also includes the directive wheel being connected on described guide pad, and described pedestal is horizontally disposed with one in left-right direction
Plate body, the upper surface of described plate body is provided with the raceway limiting described directive wheel movement locus, and described raceway is from described plate
One end of body extends along the direction parallel with described first lead and bends backward at the other end of described plate body, described in lead
Described guide pad is driven to seesaw relative to the matrix of described slide block to wheel under the restriction of described raceway sweep.
Preferably, the two ends, left and right of described pedestal are provided with the second lead, each second lead the most along the longitudinal direction
Upper slip cap is provided with a contiguous block, and the two ends of described first lead are connected on two described contiguous blocks;
Connecting on the matrix of described slide block and have the 3rd lead arranged along the longitudinal direction, described guide pad is slidably connected at
On described 3rd lead.
Compared with prior art, it is an advantage of the current invention that: the drive mechanism of this door device is provided with the first lead
Structure, uses the first lead as the bearing part of door body accordingly, is only so connected to the slide block on the first lead
The motive force that need to provide horizontal can complete the opening and closing movement of door body, and linear motor coil is in the work process of door body
Not carrying.The linear motor stator electric of the drive mechanism of this door device such and coil are without entering as direct bearing part
Row work, changes linear electric motors and is chronically at the situation of loaded state in the course of the work so that the work of linear electric motors
Relatively reliable, motion is more steady, and service life is longer.Simultaneously the drive mechanism of this door device also have simple in construction,
Difficulty of processing is little, convenient for installation and maintenance, transmission conversion efficiency high, low cost and other advantages.
It addition, the drive mechanism of this door device uses the cooperation of directive wheel and bending slideway achieve door body in right and left
To and fore-and-aft direction on two-dimensional motion, the most then facilitate the drive mechanism of this door device to apply at plug door structure
In, overcome linear electric motors and cannot realize the defect of both direction motion, so that the drive mechanism of this door device
Range of application is wider.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the drive mechanism of door device in the embodiment of the present invention.
Fig. 2 is the axonometric chart of another angle of the drive mechanism of door device in the embodiment of the present invention.
Fig. 3 is the front view of the drive mechanism of door device in the embodiment of the present invention.
Fig. 4 is the Fig. 3 sectional view along line A-A.
Fig. 5 is the structure chart of base interior in the embodiment of the present invention.
Fig. 6 is the axonometric chart of Fig. 5 posterior view point.
Fig. 7 is slide block in the embodiment of the present invention, the first lead, the second lead and the matching chart of plate body.
Fig. 8 is the axonometric chart of slide block in the embodiment of the present invention.
Fig. 9 is the axonometric chart of Fig. 8 posterior view point.
Figure 10 is the three-dimensional exploded view of slide block in the embodiment of the present invention.
Figure 11 is the axonometric chart of the drive mechanism of the door device in the embodiment of the present invention under door opening state.
Figure 12 is the axonometric chart of the drive mechanism closing the door device under door state in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As shown in Fig. 1~Figure 12, the drive mechanism of the door device in the present embodiment, it is used for connecting door body to drive door body
Carry out opening and closing movement.The drive mechanism of this door device includes pedestal 1, linear motor stator electric the 2, first lead 3, two
Individual second lead 7, linear electric motors guide rail 5, slide block 4, plate body 6.
Pedestal 1 in the present embodiment is the frame-shaped pedestal 1 with top board, front side board, back side panel, left plate and right plate.
Linear motor stator electric 2 is horizontally arranged at the position that pedestal 1 back side panel is top the most in left-right direction.
The two ends, left and right of pedestal 1 are connected to the second lead 7, this second lead 7 be fixedly connected on front side board and
Between back side panel, each second lead 7 is slidably connected a contiguous block 8, and this contiguous block 8 can be led relative to second
Moving forward and backward to post 7, the two ends of the first lead 3 are then separately fixed on this contiguous block 8, so that first
Lead 3 can do movable action relative to pedestal 1.During use, door body can be slidably connected at by taking door frame
On this first lead 3, this first lead 3 uses as the bearing part of door body.
Slide block 4 include matrix 41, linear motor coil 42, slide 43, guide pad the 44, the 3rd lead 46 and
Directive wheel 45.Wherein linear motor coil 42 is fixedly connected on matrix 41, and this linear motor coil 42 is positioned at matrix 41
Top position, rear portion extend in linear motor stator electric 2 coordinating, thus with linear motor stator electric 2 cooperating.
Linear motor stator electric 2 and linear motor coil 42 in the present embodiment collectively form linear electric motors, its operation principle
Compared with linear electric motors operation principle.Produce laterally after linear motor coil 42 energising and between linear motor stator electric 2
Electromagnetic push, thus promote linear motor coil 42 to move left and right relative to linear motor stator electric 2, and then band movable slider 4
Integral left moves right.
Linear electric motors guide rail 5 is connected to the position that the front side wall of pedestal 1 is top, before slide 43 is then connected to matrix 41
The top position in portion, and slide 43 can be embedded in linear electric motors guide rail 5, so moves left and right process in slip
In, this linear electric motors guide rail 5 then provides guiding by the movement for slide block 4 that coordinates with slide 43, is also straight
The motion of line motor coil 42 provides guiding.
3rd lead 46 is fixedly connected on the lower section of the matrix 41 of slide block 4 and arranges along the longitudinal direction, guide pad 44
Then it is slidably socketed on the 3rd lead 46, there is on this guide pad 44 a logical guiding set in left-right direction simultaneously
Hole 441, this guide pad 44 is slidably socketed on the first lead 3 to guide relative to first also by this pilot hole 441
Post 3 moves left and right, and then promotes the door body being connected on the first lead 3 to carry out side-to-side movement, to realize opening of door body
Conjunction action.
Directive wheel 45 is fixedly connected on the lower section of guide pad 44.Plate body 6 is connected to the back side panel of pedestal 1 position on the lower.
Being provided with restricted guidance on the upper surface of plate body 6 and take turns the raceway 61 of 45 movement locus, this directive wheel 45 is embedded in this raceway
In 61 and can roll mobile relative to this raceway 61.
The door body of the drive mechanism application according to this door device is different, and the track of raceway 61 can be arranged can also be corresponding
Change.As when using in the translating door system only needing door body one direction opening and closing left and right, this raceway 61 can be with the
One lead 3 be arranged in parallel, i.e. one end from plate body 6 is through to the other end.
When using in sliding plug door system, then raceway 61 is set to: from edge, one end of plate body 6 and the first lead 3
Parallel direction extends and bends backward at the other end of plate body 6, and i.e. to form one recurvate for the other end at plate body 6
Arching trajectory.The drive mechanism of the door device in the present embodiment then uses the program.
The drive mechanism of this door device can directly use when using in single open-door system, applies in double-door system
Time can be symmetrical arranged the drive mechanism of two groups of these door devices, or lengthen the length of the drive mechanism of door device, with
Time slide block 4 and plate body 6 be set to two groups of symmetry.
As is illustrated by figs. 11 and 12, the drive mechanism of this door device applies the work process in sliding plug door system as follows:
When carrying out the closing motion of stopping sliding door, linear motor coil 42 is energized, and then band movable slider 4 is at slide 43
Limiting lower phase stopping sliding door and close direction rectilinear movement, correspondingly, the guide pad 44 on slide block 4 promotes the first lead 3
The stopping sliding door door body of upper connection moves along a straight line to closing direction to carry out closing motion.Now, directive wheel 45 is also at plate body 6
Raceway 61 in straight line portion move.
Along with the continuous motion of directive wheel 45, when directive wheel 45 moves to the arch section of raceway 61, then can be in rolling
It is moved rearwards by under the restriction effect in road 61, and then directive wheel 45 can drive guide pad 44 to lead the 3rd relative to matrix 41
Slide backward on post 46.Guide pad 44 can pull the first lead 3 relative to pedestal 1 at the second lead 7 simultaneously
Upper rearward movement, under the drive of the first lead 3, the door body of stopping sliding door also can relative to pedestal 1 rearward movement, from
And complete the closed action of stopping sliding door.
When carrying out the opening action of stopping sliding door, the most whole course of action is contrary with said process.