CN203931325U - Motor train unit coupler and draft gear practical traning platform - Google Patents
Motor train unit coupler and draft gear practical traning platform Download PDFInfo
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- CN203931325U CN203931325U CN201420243028.3U CN201420243028U CN203931325U CN 203931325 U CN203931325 U CN 203931325U CN 201420243028 U CN201420243028 U CN 201420243028U CN 203931325 U CN203931325 U CN 203931325U
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- 238000005299 abrasion Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 11
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Abstract
A kind of motor train unit coupler and draft gear practical traning platform, relate to a kind of practical traning platform, comprise mobile platform base, two groups of coupler and draft gears, two bracing frames, two groups of drive units, two groups of stop means, two groups of stop means are arranged on respectively the two ends of mobile platform base, two bracing frames, in opposite directions between two groups of stop means, and coordinate with mobile platform base sliding; Two groups of coupler and draft gears, drive units are arranged on respectively on bracing frame.Described bracing frame comprises column, column underframe, rail wheel, and rail wheel is arranged on the bottom of column underframe by wheel shaft, and this rail wheel coordinates with mobile platform base sliding, and one end that column bottom is fixed on column underframe forms L-type structure.The utility model can be realized two cars and connect and hang real training, can carry out visual, conventional, functional check and the inspection of measurement abrasion condition to hitch, also can establish fault to motor train unit coupler and draft gear, it is simple and reasonable, and dependable performance is easy to use, cost is low, is easy to promote the use of.
Description
Technical field
The utility model relates to a kind of professional colleges and training organization trains the practical traning platform, particularly a kind of motor train unit coupler and draft gear practical traning platform of student's basic skills in practical teaching.
Background technology
On April 18th, 2007, this day is destined to write down in Chinese Railway history colourful one.From then on, China railways enters the high speed epoch---according to world's railway convention, and Speed 200 km/h and the above high speed category that just belongs to.The 6th railway speed increase, makes Chinese passenger train be brought up to more than 200 kilometers by 160 kilometers of speed per hours, is a qualitative leap.As High Speed Train in China " Harmony " motor train unit train, it is main force's equipment of the 6th railway speed increase; And current railway speed raising has also driven motor train unit into the common people's daily life.
As one of the most most important parts of motor train unit train, the effect of coupler and draft gear is to connect vehicle, make the vehicle of single-unit can even hang into a row marshaling, and it is maintained a certain distance, transmit motor-car tractive force, relax longitudinal force and impulsive force between vehicle, in addition, the circuit that it can also be realized between vehicle is connected with gas circuit, and therefore the repair quality of coupler and draft gear plays vital effect to the security of operation of motor train unit vehicle.Have many reasons owing to causing train to separate, as improper in driver control, line conditions is bad, artificial lancet etc., and particularly inspection and repair of couplers is of low quality is the key factor that affects coupling of vehicles reliability.Although the former Ministry of Railways has put into effect many tight measures that add in succession with regard to how improving inspection and repair of couplers quality, but due to the difference of each maintenance section repair apparatus and condition of work, in inspection and repair of couplers process, still exist many mistaken ideas, seriously restricting the raising of drawbar coupler ability, coupling of vehicles reliability is had to direct or potential impact.
In recent years, the professional colleges that china railway is relevant has all been offered the specialty of overhaul of train-set technology, this is a new technology, how to do well practical teaching is all in exploration, and some universities and colleges, are done one " motor train unit " and manage teaching by the outward appearance of motor train unit by some teaching aid manufacturers, what have makes a set of model by motor train unit coupler and draft gear organic material, also have motor train unit coupler and draft gear is made to apparatus for demonstrating, student can only see, can not make.Can say that the practical training project that really will do motor train unit coupler and draft gear also cannot realize, therefore be necessary to develop a kind of motor train unit coupler and draft gear practical traning platform.
Utility model content
The technical problems to be solved in the utility model is: a kind of motor train unit coupler and draft gear practical traning platform that can carry out dismounting, repair and maintenance to motor train unit coupler and draft gear, connect the practical training projects such as extension is provided, gives on-the-spot training platform of student to meet professional colleges and training organization to the requirement of coupler draft gear real training.
Solving the problems of the technologies described above adopted technical scheme is: a kind of motor train unit coupler and draft gear practical traning platform, comprise mobile platform base, two groups of coupler and draft gears, two bracing frames, two groups of drive units, two groups of stop means, two groups of described stop means are arranged on respectively the two ends of mobile platform base, two described bracing frames are in opposite directions between two groups of stop means, and the bottom of this bracing frame is positioned on mobile platform base and with mobile platform base sliding and coordinates; Two groups of described coupler and draft gears are arranged on respectively on two bracing frames, and two groups of drive units are arranged on respectively the bottom of two bracing frames.
Further technical scheme of the present utility model is: described mobile platform base comprises two rail that be arranged in parallel.
Further technical scheme of the present utility model is: described coupler and draft gear comprises the pivot holder, pivot barrel joint, impact damper, separator tube, hitch muff joint, the hitch that are connected in turn, and described pivot holder is arranged on bracing frame by securing member.
Further technical scheme more of the present utility model is: described hitch comprises hitch housing, be positioned at the uncoupling handle outside hitch housing, be positioned at the hook tongue of hitch housing, connecting link, spring, described hitch housing is provided with and is infundibulate and conical guide surface, described uncoupling handle is fixed on hitch housing by handle fixing base, this uncoupling handle is connected with hook tongue by handle and connecting rod, described hook tongue is arranged in hitch housing by stub, described connecting link one end is fixedly connected with hook tongue, the other end is to external extension, described spring one end is fixed on the bottom of hook tongue, the other end is fixed in hitch inner walls.
Further technical scheme of the present utility model is: described bracing frame comprises column, column underframe, rail wheel, wherein rail wheel is arranged on the bottom of column underframe by wheel shaft, this rail wheel coordinates with mobile platform base sliding, one end that described column bottom is fixed on column underframe forms L-type structure, and described coupler and draft gear is arranged on this column.
Further technical scheme of the present utility model is: described drive unit comprises drive unit case, is arranged on driving motor, shaft coupling, reductor, the controller in drive unit case and is arranged on the driving wheel group outside drive unit case respectively, described drive unit case is fixed on column underframe, the output terminal of described driving motor is connected with an input end of reductor by shaft coupling, and controller is provided with for driving practical traning platform to advance or advancing of retreating, retreating by strong; Described driving wheel group comprises intermeshing differential bevel wheel and auxiliary driving bevel gear, and described differential bevel wheel is arranged on reductor and stretches out on the output terminal outside drive unit case, and auxiliary driving bevel gear is arranged on the wheel shaft of bracing frame.
Described driving motor is conical rotor motor.
Described stop means is car lug, and this car lug comprises main frame and buffering rubber slab, and described main frame is fixed on mobile platform base, and yielding rubber plate is fixed on the end face that main frame is relative with bracing frame.
Described stop means is lead limit switch.
Owing to adopting said structure, the motor train unit coupler and draft gear practical traning platform of the utility model compared with prior art, has following beneficial effect:
1. can realize two cars and even hang real training:
According to " skill rule " the 204th article of regulation, " speed when locomotive coupling must not exceed 5km/h ..., after two cars connect and hang, except needs be confirmed whether to connect hang safe, also need the difference in height of confirming two hitch central horizontal lines whether to exceed 75mm." margin of 75mm is to cause the reason of difference in height between two hitches, is mainly to have wear intensity difference, the thickness of the diameter of axle and the thickness of bearing shell of power, wheel tread not equal because vehicle has bare weight, spring.If exceed the difference in height of regulation, when train operation is during to the location of soft spots of road bed, it is large that vehicle shakes top up and down, especially on the larger circuit of slope change, when traveling, is just very easy to occur to break off relations and cause train to separate; Simultaneously, because two hitch central horizontal line differences in height are when excessive, the hook tongue pulling face of two hitches is just little, and the unit tension on hook tongue surface is not admitted tractive force, will break the accident of hitch.The method of observing hitch difference in height is: on the vertical central horizontal line of hitch, have a white line, whether even hanging rear two white lines coincide into a horizontal line to check two hitches, sees whether exceed 75mm if any margin.
And because this practical traning platform comprises mobile platform base, two groups of coupler and draft gears, two bracing frames, two groups of drive units, two groups of stop means, by two groups of coupler and draft gears are arranged on respectively on two bracing frames, then drive respectively two bracing frames to move along mobile platform base by two groups of drive units.Student can pass through operation control on practical traning platform, can its basic training of repetition training, and the speed while making locomotive coupling must not exceed 5km/h; In the time that two hooks are even hung, the convex cone of hitch is injected in the corresponding convex cone of the other side hole, now the medial surface of hitch convex cone makes it rotate counterclockwise 40 ° at the middle pushing the other side's that advances hook tongue, and at this moment by compression, hook tongue rotates spring, when after the joint face contact of two hooks, the medial surface of convex cone is no longer oppressed the other side's hook tongue, due to the effect of spring, hook tongue is rotated round about and return to original state, now, in blocking, the safe company that has completed two cars hangs.In addition because coupler and draft gear is not mounted on real vehicle, and be mounted on the bracing frame of L-type structure, very convenient observation two hitches connect to be hung rear two white lines and whether coincide into a horizontal line; When not on a horizontal line, also can conveniently judge whether margin exceedes 75mm.
2. can carry out visual examination, routine inspection, functional check and measure abrasion condition inspection hitch:
Because coupler and draft gear of the present utility model is mounted on the bracing frame of L-type structure, therefore can check whole hitch easily.The content of visual examination comprises checks and has or not mark or the part disappearance of damaging and get loose, and checks that hook tongue and the spring in mechanical hitch has or not wearing and tearing or damage, and checks that uncoupling handle has or not to damage and part lacks; The content of routine inspection comprises: check impact damper, guarantee that it is not lax or mobile, if any any lax, needs impact damper to carry out large repairs; The matching surface that carefully cleans coupler front face and main control gauge for measurement abrasion condition, pulls uncoupling handle, until the mouth of hook on hook tongue is high-visible from mechanical hitch front.Functional check content comprises: whether the function of testing manual uncoupling device is normal: pull uncoupling handle, until this mechanism " locking " is in uncoupling position, the action that hangs together mechanism can see from the front of hitch, and this mechanism should be able to move freely, and do not have lax or block.Therefore, the utility model is focused on the authenticity of rut very much, can conveniently carry out every inspection to hitch.
3. can establish fault to motor train unit coupler and draft gear:
The utility model also can be established and not hang together fault, hitch can not normally be docked, thereby can not hang together.Failure cause is: hang together in mechanism and have foreign matter, uncoupling cylinder is pressurized or obstruction in extended position, coupler head wearing and tearing, and internal corrosion, stub wearing and tearing or corrosion, the spring breakage of operation hook tongue, discharges the trigger fracture of this mechanism etc.
4. rational in infrastructure, dependable performance, easy to use:
Design of the present utility model is ingenious, adopts conical rotor motor as drive unit, higher than the brake security of common threephase asynchronous.And easy to maintenance easy, the maintenance to equipment after very convenient students' skill real training.
5. simple in structure, cost compare is low, is easy to promote the use of.
The utility model adopts real rail to make its good stability of base.Applied widely, be not just applicable to bullet train group, be equally applicable to city city rail traffic, the real training of the hitches such as electric locomotive, therefore the utility model is suitable for large-scale promotion application.
Below, the technical characterictic of the motor train unit coupler and draft gear practical traning platform to the utility model is further described in conjunction with the accompanying drawings and embodiments.
Brief description of the drawings
Fig. 1～Fig. 5: the structural representation of the utility model motor train unit coupler and draft gear practical traning platform,
Fig. 1: front view, the vertical view (not comprising car lug) of Fig. 2: Fig. 1;
Fig. 3: the cut-away enlarged view of hitch,
The A of Fig. 4: Fig. 1 is to enlarged diagram, the B-B cut-away enlarged view of Fig. 5: Fig. 4;
In above-mentioned accompanying drawing, the label of each part is as follows:
1-mobile platform base,
2-coupler and draft gear,
201-pivot holder, 202-pivot barrel joint, 203-impact damper, 204-separator tube,
The muff joint of 205-hitch, 206-hitch,
2061-hitch housing, 2062-uncoupling handle, 2063-handle fixing base, 2064-handle and connecting rod,
2065-hook tongue, 2066-stub, 2067-connecting link, 2068-spring,
3-bracing frame,
301-column, 302-column underframe, 303-rail wheel, 304-wheel shaft,
4-drive unit,
401-drive unit case, 402-driving motor, 403-shaft coupling, 404-reductor, 405-controller,
406-driving wheel group,
5-stop means,
501-main frame, 502-yielding rubber plate.
Embodiment
Disclosed in Fig. 1～Fig. 5 is a kind of motor train unit coupler and draft gear practical traning platform, comprise mobile platform base 1, two groups of coupler and draft gears 2, two bracing frames 3, two groups of drive units 4, two groups of stop means 5, two groups of described stop means 5 are arranged on respectively the two ends of mobile platform base 1, two described bracing frames 3 are in opposite directions between two groups of stop means 5, and the bottom of this bracing frame 3 is positioned on mobile platform base 1 and with mobile platform base 1 and is slidably matched; Two groups of described coupler and draft gears 2 are arranged on respectively on two bracing frames 3, and two groups of drive units 4 are arranged on respectively the bottom of two bracing frames 3.Wherein:
Described mobile platform base 1 comprises two 50 ㎏ that be arranged in parallel/m rail, for motor train unit coupler and draft gear is realized the moving track connecting while hanging function, the width of its two tracks when car lug is installed to being fixed.
Described coupler and draft gear 2 comprises the pivot holder 201, pivot barrel joint 202, impact damper 203, separator tube 204, hitch muff joint 205, the hitch 206 that are connected in turn, and described pivot holder 201 is arranged on bracing frame 3 by securing member.The principle of work of impact damper 203 is to relax impact forces by means of compression elastic element, utilizes friction and damping apparatus with shock absorbing in deformation of elastic element process simultaneously.Described hitch muff joint 205 is for interconnecting between the different sub-systems of hitch, and it can realize easy dismounting and the installation of critical part.
Described hitch 206 connects extension for realizing traction, this hitch 206 comprises hitch housing 2061, is positioned at the uncoupling handle 2062 outside hitch housing 2061, the hook tongue 2065 that is positioned at hitch housing 2061, connecting link 2067, spring 2068(referring to Fig. 5), described hitch housing 2061 is provided with and is infundibulate and conical guide surface, and this guide surface can make hitch when equipped, realize automatic alignment and centering; Described uncoupling handle 2062 is fixed on hitch housing 2061 by handle fixing base 2063, this uncoupling handle 2062 is connected with hook tongue 2065 by handle and connecting rod 2064, described hook tongue 2065 is arranged in hitch housing 2061 by stub 2066, described connecting link 2067 one end are fixedly connected with hook tongue 2065, the other end is to external extension, described spring 2068 one end are fixed on the bottom of hook tongue 2065, and the other end is fixed on hitch housing 2061 inwalls.
Described bracing frame 3 comprises column 301, column underframe 302, rail wheel 303, wherein rail wheel 303 is arranged on the bottom of column underframe 302 by wheel shaft 304, this rail wheel 303 is slidably matched with mobile platform base 1, one end that described column 301 bottoms are fixed on column underframe 302 forms L-type structure, and described coupler and draft gear 2 is arranged on this column 301.It is mainly due in the time carrying out upkeep operation that every bracing frame is L-type structure, will be by the pivot holder of coupler and draft gear, pivot barrel joint, impact damper, separator tube, hitch muff joint, hitch complete removal, after maintenance, all install again, its object one is to facilitate real training, the 2nd, and also for consistent with real motor train unit mounting structure.
Described drive unit 4 comprises drive unit case 401, be arranged on respectively the driving motor 402 in drive unit case 401, shaft coupling 403, reductor 404, controller 405 and be arranged on the driving wheel group 406 outside drive unit case, described drive unit case 401 is fixed on column underframe 302, the output terminal of described driving motor 402 is connected with an input end of reductor 404 by shaft coupling 403, 405 of controller is provided with and advances, retreat by strong, press and advance, retreat by strong, driving motor 402 switches on power, practical traning platform moves ahead or retreats, unclamping rear motor power-off practical traning platform stops, described driving wheel group 406 comprises intermeshing differential bevel wheel and auxiliary driving bevel gear, and described differential bevel wheel is arranged on reductor 404 and stretches out on the output terminal outside drive unit case, and auxiliary driving bevel gear is arranged on the wheel shaft 304 of bracing frame 3.Described driving motor 402 is conical rotor motor.Motor of the present utility model adopts conical rotor motor, is because the conical rotor motor using is higher than the brake security of common threephase asynchronous, and due in general, mechanical brake is more reliable than electrical brake.Topmost reason is still for security consideration, this conical rotor motor has the ability of power failure self-retention, because conical rotor motor bore of stator and rotor profile are all tapered, its conic braking ring is set on fan braked wheel, brake stator ring is set on rear end cap, after stator energising, produce rotating magnetic field, produce axial magnetic pull simultaneously, rotor axial is moved and Compress Spring, conical ring and brake stator ring on fan braked wheel are left, rotor starts to rotate, after stator power-off, axial magnetic pull disappears, rotor is under spring action, reset together with fan braked wheel, make, brake stator loop contacts, produce moment of friction, force motor stall immediately, all tapered motor of bore of stator and rotor profile, therefore, conical rotor motor has the ability of power failure self-retention.
Described stop means 5 is car lug, this car lug comprises main frame 501 and buffering rubber slab 502, described main frame 501 is fixed on mobile platform base 1, yielding rubber plate 502 is fixed on the end face that main frame 501 is relative with bracing frame 3, why use car lug, be because at railway blind siding, while preventing vehicle runaway, clash into the safety equipment that car bumper is installed.
This car lug adopts plug-type connected mode; according to the size of mobile platform base 1; adopt suitable size to insert in mobile platform base 1; be fixed up; then two coupler and draft gears are connecting when hanging up existing crisis, and this car lug will be had an effect, and stops moving on of coupler and draft gear; so just can allow coupler and draft gear stop, thus safety.This car lug is rational in infrastructure, and damping force is large, the plug-in type connected mode that support arm and mobile platform base 1 adopt, and simple installation, is convenient to maintenance and resets.
As a kind of conversion of the present utility model, described stop means 5 can be also lead limit switch, but clashes into car bumper can not prevent vehicle runaway time.
Principle of work of the present utility model is as follows:
One. realization group coupler and draft gear repair and maintenance function:
Bracing frame is designed to L-type structure by the utility model, is mainly in order to facilitate repair and maintenance:
1. operator carries out conventional visual examination to whole hitch:
Check and have or not damage and get loose sign or part disappearance, must clean not surface treated part, hitch is carried out routine examination.Check that hitch has or not distortion, corrosion or damages sign, must remove rusty stain, and effects on surface paints again, check that hook tongue and the spring in mechanical hitch has or not wearing and tearing or damage.
Check that manual uncoupling device has or not damage and part disappearance.Check impact damper, guarantee that it is not lax or mobile.The design of impact damper can ensure, in the time that himself is in shape, do not have axially or radially lax.If any any lax, need impact damper to carry out large repairs.
Should be able to be under all service conditions to the maintenance of hitch gib head, keep fitting tightly between hitch surface of contact.Can automatically lock connecting to articulate after closing, in service, gib head can not release, separation.After uncoupling, gib head can separate immediately.To the maintenance snubber assembly absorbing impact energy effectively of snubber assembly, relax and impact, do not damage vehicle.The maximum impact speed of permanent strain that what this device can bear do not produce is greater than 5Km/h.The characteristic of coupler and draft gear guarantees absorbing impact energy, does not damage vehicle.Under normal running (operation) conditions, snubber assembly should be non-maintaining.If snubber assembly adopts rubber parts, be not less than the time between overhaul of train the serviceable life of rubber parts, should meet the requirement of traction and compression load, all there is energy absorption function in traction or braking both direction.
2. operator removes and installs whole hitch.
Motor train unit maintenance personal removes and installs whole hitch is requirement the most basic of railway technician skills.
Two. real training function is hung by the company of realization group coupler and draft gear:
Specify by railway skill: speed when locomotive coupling must not exceed 5km/h.On practical traning platform, pass through operation control, can its basic training of repetition training.
Two hooks connect while extension, convex cone injects in the corresponding convex cone of the other side hole, now the medial surface of convex cone the middle pushing the other side's that advances hook tongue make its rotate counterclockwise 40 ° at this moment uncoupling device spring by compression, the rotation of hook tongue, when after the joint face contact of two hooks, the medial surface of convex cone is no longer oppressed the other side's hook tongue, due to the effect of spring, hook tongue is rotated round about and return to original state, now in blocking, the company that has completed two cars hangs.
Three. realize mutual uncoupling, and possess coupler centering device:
Can correctly demonstrate structure and the action principle of coupler and draft gear, can do company's extension and decomposing state and the operation of coupler and draft gear, can carry out hitch position measurement;
When decomposition, decompose valve by driver control, pressurized air enters this car uncoupling device by blast main, through uncoupling air hose coupling, pressurized air is delivered to the uncoupling device of another car being connected to the hanging simultaneously, drive uncoupling handle, hook tongue is turned to and unblank, now two hooks can be untied, in the time adopting manual uncoupling, operating personnel's manpower is moved uncoupling handle, make hook tongue counterclockwise rotate 40 °, turn to lockset position of coupler, can realize the decomposition of two hooks.
Claims (9)
1. a motor train unit coupler and draft gear practical traning platform, it is characterized in that: comprise mobile platform base (1), two groups of coupler and draft gears (2), two bracing frames (3), two groups of drive units (4), two groups of stop means (5), described two groups of stop means (5) are arranged on respectively the two ends of mobile platform base (1), described two bracing frames (3) are positioned between two groups of stop means (5) in opposite directions, and the bottom of this bracing frame (3) is positioned at mobile platform base (1) above and is slidably matched with mobile platform base (1); It is upper that described two groups of coupler and draft gears (2) are arranged on respectively two bracing frames (3), and two groups of drive units (4) are arranged on respectively the bottom of two bracing frames (3).
2. motor train unit coupler and draft gear practical traning platform according to claim 1, is characterized in that: described mobile platform base (1) comprises two rail that be arranged in parallel.
3. motor train unit coupler and draft gear practical traning platform according to claim 1, it is characterized in that: described coupler and draft gear (2) comprises the pivot holder (201), pivot barrel joint (202), impact damper (203), separator tube (204), hitch muff joint (205), the hitch (206) that are connected in turn, and described pivot holder (201) is arranged on bracing frame (3) by securing member.
4. motor train unit coupler and draft gear practical traning platform according to claim 3, it is characterized in that: described hitch (206) comprises hitch housing (2061), be positioned at the outer uncoupling handle (2062) of hitch housing (2061), be positioned at the hook tongue (2065) of hitch housing (2061), connecting link (2067), spring (2068), described hitch housing (2061) is provided with and is infundibulate and conical guide surface, described uncoupling handle (2062) is fixed on hitch housing (2061) by handle fixing base (2063), this uncoupling handle (2062) is connected with hook tongue (2065) by handle and connecting rod (2064), described hook tongue (2065) is arranged in hitch housing (2061) by stub (2066), described connecting link (2067) one end is fixedly connected with hook tongue (2065), the other end is to external extension, described spring (2068) one end is fixed on the bottom of hook tongue (2065), the other end is fixed on hitch housing (2061) inwall.
5. motor train unit coupler and draft gear practical traning platform according to claim 1, it is characterized in that: described bracing frame (3) comprises column (301), column underframe (302), rail wheel (303), wherein rail wheel (303) is arranged on the bottom of column underframe (302) by wheel shaft (304), this rail wheel (303) is slidably matched with mobile platform base (1), one end that described column (301) bottom is fixed on column underframe (302) forms L-type structure, and described coupler and draft gear (2) is arranged on this column (301).
6. motor train unit coupler and draft gear practical traning platform according to claim 5, it is characterized in that: described drive unit (4) comprises drive unit case (401), be arranged on respectively the driving motor (402) in drive unit case (401), shaft coupling (403), reductor (404), controller (405) and be arranged on the driving wheel group (406) outside drive unit case, described drive unit case (401) is fixed on column underframe (302), the output terminal of described driving motor (402) is connected with an input end of reductor (404) by shaft coupling (403), controller (405) is provided with for advancing of driving practical traning platform to advance or retreat, retreat by strong, described driving wheel group (406) comprises intermeshing differential bevel wheel and auxiliary driving bevel gear, described differential bevel wheel is arranged on reductor (404) and stretches out on the output terminal outside drive unit case, and auxiliary driving bevel gear is arranged on the wheel shaft (304) of bracing frame (3).
7. motor train unit coupler and draft gear practical traning platform according to claim 6, is characterized in that: described driving motor (402) is conical rotor motor.
8. according to the motor train unit coupler and draft gear practical traning platform of the arbitrary claim of claim 1 to 7, it is characterized in that: described stop means (5) is car lug, this car lug comprises main frame (501) and buffering rubber slab (502), it is upper that described main frame (501) is fixed on mobile platform base (1), and yielding rubber plate (502) is fixed on the end face that main frame (501) is relative with bracing frame (3).
9. according to the motor train unit coupler and draft gear practical traning platform described in the arbitrary claim of claim 1 to 7, it is characterized in that: described stop means (5) is lead limit switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420243028.3U CN203931325U (en) | 2014-05-13 | 2014-05-13 | Motor train unit coupler and draft gear practical traning platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420243028.3U CN203931325U (en) | 2014-05-13 | 2014-05-13 | Motor train unit coupler and draft gear practical traning platform |
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| CN203931325U true CN203931325U (en) | 2014-11-05 |
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| CN201420243028.3U Expired - Lifetime CN203931325U (en) | 2014-05-13 | 2014-05-13 | Motor train unit coupler and draft gear practical traning platform |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104008696A (en) * | 2014-05-13 | 2014-08-27 | 柳州铁道职业技术学院 | Motor train unit car coupler buffer device practical training platform |
| CN108316766A (en) * | 2018-02-11 | 2018-07-24 | 四川永贵科技有限公司 | A kind of key protecting structure on the connectors |
-
2014
- 2014-05-13 CN CN201420243028.3U patent/CN203931325U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104008696A (en) * | 2014-05-13 | 2014-08-27 | 柳州铁道职业技术学院 | Motor train unit car coupler buffer device practical training platform |
| CN104008696B (en) * | 2014-05-13 | 2017-01-04 | 柳州铁道职业技术学院 | EMUs coupler and draft gear practical traning platform |
| CN108316766A (en) * | 2018-02-11 | 2018-07-24 | 四川永贵科技有限公司 | A kind of key protecting structure on the connectors |
| CN108316766B (en) * | 2018-02-11 | 2019-07-02 | 四川永贵科技有限公司 | A kind of key protecting structure on the connectors |
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