CN110758412B - Linear motor bogie - Google Patents
Linear motor bogie Download PDFInfo
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- CN110758412B CN110758412B CN201910964369.7A CN201910964369A CN110758412B CN 110758412 B CN110758412 B CN 110758412B CN 201910964369 A CN201910964369 A CN 201910964369A CN 110758412 B CN110758412 B CN 110758412B
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- Prior art keywords
- linear motor
- pull rod
- traction
- motor
- transverse
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
- B61C9/48—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension
- B61C9/50—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension in bogies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/04—Bolster supports or mountings
- B61F5/10—Bolster supports or mountings incorporating fluid springs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/04—Bolster supports or mountings
- B61F5/12—Bolster supports or mountings incorporating dampers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/22—Guiding of the vehicle underframes with respect to the bogies
- B61F5/24—Means for damping or minimising the canting, skewing, pitching, or plunging movements of the underframes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Abstract
The invention relates to the field of railway vehicles, and provides a linear motor bogie which comprises a linear motor framework, a swing bolster and a linear motor, wherein the swing bolster and the linear motor are arranged on the upper side of the linear motor framework; the motor traction pull rod seat swing bolster is close to one side of the motor traction pull rod seat and is provided with two systems of traction pull rod hanging seats respectively along the two transverse ends of the motor traction pull rod seat swing bolster, the two systems of traction pull rod hanging seats of the motor traction pull rod seat correspond to the two systems of traction mounting seats of the motor traction pull rod seat one by one, and each two systems of traction pull rod hanging seats of the motor traction pull rod seat is connected with the two systems of traction mounting seats of the motor traction pull rod seat through two systems of traction pull rods; and each motor traction pull rod seat is connected with a motor traction pull rod seat linear motor through a motor traction pull rod. The invention can improve the reliability of traction force transmission and increase the safety of the operation of the linear motor bogie.
Description
Technical Field
The invention relates to the technical field of railway vehicles, in particular to a linear motor bogie.
Background
Along with the great speed increase of domestic main railways and the rapid development of urban rail transit, the linear motor bogie gradually gains the leading advantages of the whole technology and the acceptance of the market by virtue of smaller overall dimension and weight, larger external installation space and optimized wheel pair guiding capability.
The existing linear motor bogie has more types, but the existing linear motor bogie has the common problem that only one traction pull rod is needed, and if the traction pull rod is broken, the traction pull rod is very dangerous, namely, the traction force between a wheel set and a framework cannot be conveyed, so that the whole train fails, and even major accidents occur.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a linear motor bogie, which aims to improve the reliability of traction force transmission and increase the running safety of the linear motor bogie.
The linear motor bogie comprises a linear motor framework, a swing bolster arranged on the upper side of the linear motor framework and a linear motor arranged on the lower side of the linear motor framework, wherein two ends of the swing bolster are connected with a pair of side beams of the linear motor framework through air springs respectively;
the swing bolster is close to one side of the motor traction pull rod seat, two systems of traction pull rod hanging seats are respectively arranged at two transverse ends of the swing bolster, the two systems of traction pull rod hanging seats correspond to the two systems of traction mounting seats one by one, and each two systems of traction pull rod hanging seats are connected with the two systems of traction mounting seats through two systems of traction pull rods;
and each motor traction pull rod seat is connected with the linear motor through a motor traction pull rod.
According to one embodiment of the invention, the linear motor framework comprises a pair of side beams arranged in parallel, a pair of cross beams arranged in parallel and arranged between the side beams in a transverse direction of the side beams, and a pair of end beams arranged in parallel and fixed at two longitudinal ends of the side beams, wherein two ends of the cross beams extend out of the corresponding side beams;
tread cleaning installation seats are respectively arranged on the two transverse sides of the end beam in front of the operation of the linear motor bogie;
each tread cleaning installation seat comprises a tread cleaning installation seat body and a plurality of bosses transversely penetrating through the tread cleaning installation seat body.
According to one embodiment of the invention, four-point hanging clamp installation seats are respectively arranged at the two transverse ends of the end beam facing the front of the operation of the linear motor bogie, and are positioned on the upper surface of the end beam.
According to one embodiment of the invention, the outer end faces of the pair of end beams are respectively provided with a signal antenna mounting seat, and the two signal antenna mounting seats are arranged in an oblique symmetry mode relative to the longitudinal axis of the linear motor bogie.
According to one embodiment of the invention, the middle outer side of each side beam is respectively provided with an anti-rolling torsion bar mounting seat, the anti-rolling torsion bar mounting seat comprises an anti-rolling torsion bar mounting seat body extending along the transverse direction of the side beam, the anti-rolling torsion bar mounting seat body is provided with a tapered positioning hole, and the axis of the tapered positioning hole is along the longitudinal direction of the side beam;
one end of the anti-rolling torsion bar is connected with the swing bolster, the other end of the anti-rolling torsion bar is connected with the tapered positioning hole through a bolt, the bolt is provided with a taper matched with the tapered positioning hole, and the end part of the bolt penetrating through the tapered positioning hole is fixed through a gland.
According to one embodiment of the invention, a lifting installation seat is arranged between the cross beam positioned at the outer side of the side beam and the side beam;
and a motor transverse pull rod mounting seat is arranged on the lower side of the cross beam on the outer side of the side beam.
According to an embodiment of the invention, the beam provided with the secondary traction mounting seats is further provided with a transverse stopping mounting seat and a vertical stopping mounting seat, the transverse stopping mounting seat and the vertical stopping mounting seat are of an integrated structure, the transverse stopping mounting seat and the vertical stopping mounting seat are positioned between a pair of the secondary traction mounting seats, and the transverse stopping mounting seat and the vertical stopping mounting seat are provided with transverse vertical stopping portions extending upwards in a vertical direction towards the linear motor bogie.
According to one embodiment of the invention, the positions of the side beams for installing the air springs form air spring seat bodies, the air spring seat bodies are communicated with additional air chambers of the cross beams positioned on the outer sides of the side beams through additional air chamber communication pipelines, and lifting bolt holes are respectively formed in the two longitudinal sides of each side beam positioned on the air spring seat bodies.
According to one embodiment of the invention, the inner side and the outer side of one of the end beams are respectively provided with a grounding mounting part, the grounding mounting parts are formed by brazed brass washers, one of the grounding mounting parts is used for connecting with a vehicle body, and the other grounding mounting part is used for connecting with the linear motor.
According to one embodiment of the invention, the beam provided with the motor traction pull rod seat is also provided with a transverse shock absorber mounting seat, and the transverse shock absorber mounting seat is arranged on the upper side of the beam between the pair of motor traction pull rod seats; and a vertical shock absorber mounting seat extending downwards is arranged between the cross beam and the side beam on the outer side of the side beam, and the vertical shock absorber mounting seat is arranged close to the motor transverse pull rod mounting seat.
One or more technical solutions in the embodiments of the present invention have at least one of the following technical effects:
according to the linear motor bogie provided by the embodiment of the invention, the swing bolster is positioned at the same side of the motor traction pull rod seat, and two systems of traction pull rod hanging seats are respectively arranged along the two transverse ends of the swing bolster, the two systems of traction pull rod hanging seats correspond to the two systems of traction mounting seats one by one, and each two systems of traction pull rod hanging seat is connected with the two systems of traction mounting seats through two systems of traction pull rods; and each motor traction pull rod seat is connected with the linear motor through a motor traction pull rod. Thereby two motors of one set of draw gear pull the pull rod to be connected with a crossbeam, two secondary draw pull rods of another set of draw gear pull the pull rod to be connected with another crossbeam, thereby the atress with the crossbeam is dispersed, avoid only arranging draw gear and lead to the crossbeam atress concentrated in the past on a crossbeam, and increased the towed security of motor through two sets of draw gear, for example when one of them motor pull the pull rod fracture, another motor pulls the pull rod and can work in addition, the security is high, reduce the probability that the traffic accident appears, and can ensure the steady transport of traction force.
In addition, when the air spring is floated, two sets of traction devices (one set of traction device is composed of two traction pull rods on two sides of the linear motor, and the other set of traction device is composed of motor traction pull rods on two sides of the linear motor) can be ensured not to interfere, and the interference of a linear motor framework fixed point and the linear motor can also be ensured not to occur when the linear motor is suspended in a floating mode. Thereby solving the problem of spatial arrangement of the linear motor framework.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic side view of a linear motor bogie according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of a top view angle of a linear motor bogie according to an embodiment of the present invention;
fig. 3 is a schematic perspective view of a linear motor bogie according to an embodiment of the present invention;
FIG. 4 is a front view of a linear motor truck provided in accordance with an embodiment of the present invention and showing a schematic view in partial section;
FIG. 5 is a schematic perspective view of a linear motor frame according to an embodiment of the present invention;
reference numerals:
100: a linear motor framework; 10: a side beam; 10-1: an anti-side-rolling torsion bar mounting seat; 10-2: a lifting installation seat; 10-3: lifting the bolt hole; 10-4: an additional air chamber communicating pipeline; 10-5: a hollow spring seat body; 20: a cross beam; 20-1: a second series of traction mounting seats; 20-2: a motor pulls the pull rod seat; 20-3: a transverse shock absorber mounting base; 20-4: a transverse stopping block and a vertical stopping block mounting seat; 20-5: a motor transverse pull rod mounting seat; 20-6: a vertical shock absorber mounting base; 30: an end beam; 30-1: a tread cleaning mounting seat; 30-2: a four-point hanging clamp mounting base; 30-3: an antenna mounting base; 30-4: a ground mounting portion; 200: a linear motor; 300: a motor traction pull rod; 400: a second series of traction pull rods; 500: a swing bolster; 50: a second series of traction pull rod hanging seats; 600: wheel sets.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
As shown in fig. 1 to 5, a linear motor bogie according to an embodiment of the present invention includes a linear motor frame 100, a bolster disposed on an upper side of the linear motor frame 100, and a linear motor 200 disposed on a lower side of the linear motor frame 100, wherein the linear motor 200 is disposed along a longitudinal direction of the linear motor frame 100, the bolster is disposed along a transverse direction of the linear motor frame 100, two ends of the bolster along the transverse direction of the linear motor frame 100 are connected to a pair of side beams 10 of the linear motor frame 100 through air springs, a pair of secondary traction mounts 20-1 is disposed on one cross beam 20 between the pair of side beams 10, the two secondary traction mounts 20-1 are disposed on two transverse sides above the linear motor, a pair of motor traction tie rods 20-2 is disposed on the other cross beam 20 between the pair of side beams 10, correspondingly, the two motor traction pull rod seats 20-2 are respectively arranged at two transverse sides above the linear motor, and the position of the motor traction pull rod seat 20-2 on the beam 20 is located obliquely below the position of the secondary traction mounting seat 20-1 on the beam 20, that is, the horizontal plane of the motor traction pull rod seat 20-2 is lower than the horizontal plane of the secondary traction mounting seat 20-1, so that the motor traction pull rod seat 20-2 and the secondary traction mounting seat 20-1 are staggered in the vertical space of the linear motor framework 100, and interference of subsequently mounted structures is avoided.
In addition, the beam 20 with the motor traction pull rod seat 20-2 is close to the operation front of the linear motor framework 100, and the beam 20 with the secondary traction mounting seat 20-1 is close to the operation rear of the linear motor framework 100.
In order to facilitate connection of the secondary traction pull rod 400, two secondary traction pull rod hanging seats are respectively arranged on one side of the swing bolster close to the motor traction pull rod seat 20-2 and along the two transverse ends of the swing bolster, the two secondary traction pull rod hanging seats correspond to the two secondary traction mounting seats 20-1 one by one, each secondary traction pull rod hanging seat is connected with the two secondary traction mounting seats 20-1 through the secondary traction pull rod 400, and specifically, two ends of the secondary traction pull rod 400 are respectively hinged with the two secondary traction pull rod hanging seats and the two secondary traction mounting seats 20-1 through rubber nodes.
Specifically, the secondary traction pull rod hanging seat can be integrally formed with the swing bolster, so that the structural strength is high, and the forming is convenient.
Each motor traction pull rod seat 20-2 is connected with the linear motor through a motor traction pull rod 300, furthermore, in order to facilitate the connection of the motor traction pull rod 300 with the linear motor, mounting seats are respectively arranged at positions, used for being connected with the motor traction pull rod 300, on two lateral sides of the linear motor, and two ends of the motor traction pull rod 300 are hinged with the motor traction pull rod seats 20-2 and the mounting seats of the linear motor through rubber nodes.
In this embodiment, the concrete structure of rubber node includes steel overcoat and the one deck rubber of clamp locating in the steel overcoat, can both guarantee sufficient rigidity and can guarantee to have certain elasticity.
In this embodiment, the second traction rod 400 and the motor traction rod 300 are integrally assembled to form a zigzag shape, the first stroke of the zigzag shape is the second traction rod 400, the second stroke is a frame, the third stroke is the motor traction rod 300, and the three parts form a zigzag shape, and the second stroke is specifically a frame connecting the second traction rod 400, the second traction mounting seat 20-1 of the motor traction rod 300 and the motor traction rod seat 20-2. In such an arrangement, one end of the secondary traction pull rod 400 connected with the swing bolster is positioned above the air spring, so that the node is called a first node and can do up-and-down sinking and floating motion along with the secondary suspension, one end of the secondary traction pull rod 400 connected with the secondary traction mounting seat 20-1 is a fixed node and is called a second node, and one end of the motor traction pull rod 300 connected with the linear motor is called a fourth node and can do up-and-down sinking and floating motion along with the linear motor 200 (the linear motor is connected with the primary suspension); the end of the motor traction link 300 connected with the motor traction link seat 20-2 is a fixed node and is called a third node. Thus, the minimum gap between the first node and the third node is the lowest point of the second series of motions, and the minimum gap between the second node and the fourth node is the lowest point of the first series of motions. Therefore, when the air spring is floated, two sets of traction devices (one set of traction device is composed of the two traction pull rods 400 on two sides of the linear motor, and the other set of traction device is composed of the motor traction pull rods 300 on two sides of the linear motor) can be ensured not to interfere, and the interference of the fixed point of the linear motor framework 100 and the linear motor can also be ensured not to occur when the linear motor framework is suspended in a floating mode. Thereby solving the spatial arrangement problem of the linear motor frame 100.
Further, two motor traction pull rods 300 of one set of traction device are connected with one cross beam 20, and two secondary traction pull rods 400 of the other set of traction device are connected with the other cross beam 20, so that the stress of the cross beams 20 is dispersed, the phenomenon that the stress of the cross beams 20 is concentrated due to the fact that the traction device is arranged on only one cross beam 20 in the past is avoided, and the safety of motor traction is improved through the two sets of traction devices, for example, when one motor traction pull rod 300 is broken, the other motor traction pull rod 300 can work, the safety is high, the probability of traffic accidents is reduced, and the stable transmission of the traction force can be ensured.
In addition, two sets of traction devices are respectively arranged on two sides of the linear motor, so that the middle heating area of the linear motor is avoided, the traction devices are positioned in the normal-temperature areas on two sides of the linear motor, the advance aging of rubber nodes is avoided, and the service life of the rubber nodes is ensured.
Specifically, the secondary traction pull rod hanger seat, the secondary traction mounting seat 20-1 and the motor traction pull rod seat 20-2 each include a pair of seat ears disposed at an interval, and a pair of mounting holes disposed opposite to each other are disposed on the pair of seat ears, for example, two ends of the secondary traction pull rod 400 are respectively clamped between the pair of seat ears of the secondary traction pull rod hanger seat and the secondary traction mounting seat 20-1, and a rubber node is used to pass through the mounting holes on the seat ears and the connecting hole at the end of the secondary traction pull rod 400, so as to realize the hinge joint of the secondary traction pull rod 400 with the secondary traction pull rod hanger seat and the secondary traction mounting seat 20-1. Similarly, one end of the motor traction pull rod 300 is clamped between a pair of seat lugs of the motor traction pull rod seat 20-2, in order to facilitate the connection of the motor traction pull rod 300 with the linear motor, a mounting seat is arranged on the corresponding side wall of the linear motor, the mounting seat is provided with a pair of seat lugs, the other end of the motor traction pull rod 300 is arranged in the mounting seat corresponding to the linear motor and clamped between the pair of seat lugs, and the motor traction pull rod 300 is hinged with the motor traction pull rod seat 20-2 and the linear motor by penetrating rubber nodes through the mounting holes in the seat lugs and the connecting holes at the end part of the motor traction pull rod 300.
In this embodiment, the "longitudinal direction" refers to a length direction along which the linear motor bogie travels, the "transverse direction" refers to a width direction along which the linear motor bogie travels, and the "vertical direction" refers to a direction perpendicular to the travel direction of the linear motor bogie.
According to an embodiment of the present invention, specifically, the linear motor frame 100 includes a pair of the side beams 10 arranged in parallel, a pair of the cross beams 20 arranged in parallel and passing between the pair of the side beams 10 in a transverse direction of the side beams 10, and a pair of the end beams 30 arranged in parallel and fixed at two longitudinal ends of the pair of the side beams 10, and the cross beams 20, the side beams 10 and the end beams 30 can be connected into a whole by welding, so as to ensure connection strength; both ends of the pair of cross beams 20 extend out of the corresponding side beams 10;
the transverse two sides of the end beam 30 towards the front of the linear motor bogie in operation are respectively provided with a tread cleaning installation seat 30-1 for installing tread cleaning, the tread cleaning installation seat 30-1 needs to be installed right in front of the wheel set 600 tread to finish the modification of the wheel set 600 tread, and specifically, the two tread cleaning installation seats 30-1 can be symmetrically arranged about the longitudinal axis of the linear motor bogie;
each tread cleaning installation seat 30-1 comprises a tread cleaning installation seat 30-1 body and a plurality of bosses transversely penetrating through the tread cleaning installation seat 30-1 body, the tread cleaning installation seat 30-1 body can be welded on the outer end face of the end beam 30, a plurality of installation holes are transversely formed in the tread cleaning installation seat 30-1 body along the linear motor framework 100, convex columns are fixed in each installation hole in a one-to-one correspondence mode, the end faces of the convex columns, exposed out of the installation holes, form the bosses, the bosses can prevent tread cleaning from moving with an installation face in the using process, accordingly, installation bolts can be prevented from being sheared, and the effect of preventing the installation bolts from being sheared is achieved.
According to one embodiment of the invention, four-point hanging clamp installation seats 30-2 are respectively arranged at the two transverse ends of the end beam 30 facing the front of the operation of the linear motor bogie, the four-point hanging clamp installation seats 30-2 are positioned on the upper surface of the end beam 30, and the four-point hanging clamp installation seats 30-2 are arranged at the two ends of the end beam 30, so that four-point hanging clamps are conveniently installed from the outer side of the end beam 30, and the problem of narrow installation space caused by the fact that the four-point hanging clamps are arranged on the inner side of the end beam 30 is solved.
According to one embodiment of the invention, the outer end faces of the pair of end beams 30 are respectively provided with a signal antenna mounting seat 30-3 for mounting an antenna, and the two signal antenna mounting seats 30-3 are arranged in an oblique symmetry manner with respect to the longitudinal axis of the linear motor bogie, so that when the linear motor bogie rotates by 180 degrees, the antenna is ensured to be mounted on the same side of the linear motor bogie, for example, both the signal antenna mounting seats are located on the right side of the linear motor bogie, so as to meet the antenna mounting requirement.
According to an embodiment of the present invention, an anti-roll torsion bar mounting seat 10-1 is respectively provided at the outer side of the middle portion of each side beam 10 for mounting an anti-roll torsion bar, the anti-roll torsion bar mounting seat 10-1 comprises an anti-roll torsion bar mounting seat 10-1 body extending along the transverse direction of the side beam 10, a tapered positioning hole is provided on the anti-roll torsion bar mounting seat 10-1 body, and the axis of the tapered positioning hole is along the longitudinal direction of the side beam 10;
the anti-side-rolling torsion bar is integrally arranged perpendicular to the linear motor framework 100, one end of the anti-side-rolling torsion bar is connected with the swing bolster, the other end of the anti-side-rolling torsion bar is connected with the tapered positioning hole through a bolt, the bolt is provided with a taper matched with the tapered positioning hole, high-precision positioning of the anti-side-rolling torsion bar is achieved, the end portion, penetrating through the tapered positioning hole, of the bolt is fixed through a gland, and positioning and bearing of the anti-side-rolling torsion bar are achieved through fastening of the bolt and the gland.
According to an embodiment of the invention, a lifting installation seat 10-2 is arranged between the cross beam 20 and the side beam 10 which are positioned outside the side beam 10, that is, the lifting installation seat 10-2 is connected with the side beam 10 and the cross beam 20 at the same time, so that the connection strength is increased, and the position between the cross beam 20 and the side beam 10 which are positioned outside the side beam 10 is also close to the position of the swing bolster, so that the swing bolster and the lifting installation seat 10-2 can be connected through a connecting piece, and the integral lifting of the swing bolster and the linear motor frame 100 can be conveniently realized.
A motor transverse pull rod mounting seat 20-5 is arranged at the lower side of the cross beam 20 outside the side beam 10 and is used for connecting a motor transverse pull rod, for the two cross beams 20, two cross beams 20 positioned at the same side of the side beam 10 are respectively provided with a motor transverse pull rod mounting seat 20-5, namely, the motor transverse pull rod mounting seat 20-5 is positioned at the same side of the linear motor in the transverse direction, one end of the motor transverse pull rod is connected with the motor transverse pull rod mounting seat 20-5, the other end of the motor transverse pull rod is connected with the linear motor, the offset of the transverse force of the linear motor can be realized, specifically, the transverse force received by the linear motor is transmitted to the motor transverse pull rod mounting seat 20-5 through the motor transverse pull rod, the motor transverse pull rod mounting seat 20-5 transmits the reaction force applied to the motor transverse pull rod to the linear motor through the motor transverse pull rod, so that the transverse force of the linear motor is offset. Through setting up two motor transverse pull rods, the atress dispersion of linear electric motor can be convenient for.
According to an embodiment of the invention, the cross beam 20 provided with the secondary traction mounting seats 20-1 is further provided with a transverse stopping and vertical stopping mounting seat 20-4, the transverse stopping and vertical stopping mounting seat 20-4 is an integral structure, the transverse stopping and vertical stopping mounting seat 20-4 is positioned between a pair of the secondary traction mounting seats 20-1, the transverse stopping and vertical stopping mounting seat 20-4 is provided with a transverse vertical stopping portion extending upwards towards the vertical direction of the linear motor bogie, a stopping groove is arranged at the position of the bolster opposite to the transverse vertical stopping portion, and the stopping groove is clamped outside the transverse vertical stopping portion and can limit the transverse movement and the vertical movement of the bolster through the transverse vertical stopping portion, so that after the bolster is connected with the vehicle body, the bolster and the linear motor bogie can be transversely moved relative to each other, And limiting during vertical movement.
According to an embodiment of the present invention, the positions of the side beams 10 for mounting the air springs form air spring housings 10-5, and as shown in the figure, at the position of the middle of each side beam 10, the air spring housings 10-5 are communicated with the additional air chambers of the cross beam 20 located outside the side beams 10 through additional air chamber communication pipelines 10-4, so that the air springs are communicated with the additional air chambers of the cross beam 20.
Lifting bolt holes 10-3 are respectively formed in the two longitudinal sides, located on the air spring seat body 10-5, of each side beam 10, and the lifting function of the linear motor bogie can be achieved.
According to an embodiment of the present invention, the inner side and the outer side of one of the end beams 30 are respectively provided with a ground mounting portion 30-4, the ground mounting portions 30-4 are formed by brazed brass washers, one of the ground mounting portions 30-4 is used for connecting to a vehicle body, the other ground mounting portion 30-4 is used for connecting to the linear motor, and particularly, the ground mounting portion 30-4 is provided on a lower cover plate of the end beam 30.
According to an embodiment of the present invention, the beam 20 provided with the motor draw bar base 20-2 is further provided with a transverse damper mounting base 20-3 for mounting a transverse damper, and the transverse damper mounting base 20-3 is arranged on the upper side of the beam 20 between a pair of the motor draw bar bases 20-2, so as to reasonably utilize space on one hand and facilitate mounting of the transverse damper on the other hand, and avoid interference with the motor draw bar 300; and a vertical shock absorber mounting seat 20-6 extending downwards is arranged between the cross beam 20 and the side beam 10 on the outer side of the side beam 10 and is used for mounting a vertical shock absorber, the vertical shock absorber mounting seat 20-6 is arranged adjacent to the motor transverse pull rod mounting seat 20-5, the motor transverse pull rod mounting seat 20-5 and the vertical shock absorber mounting seat 20-6 can be integrally formed, the manufacturing process is simpler, and the forming mode is good.
In addition, the cross beam 20 is made of a steel pipe with a thin wall thickness and a small pipe diameter. The side beams 10 are of box-type structures, steel plates with small plate thicknesses are selected on the basis of meeting the strength, structures such as buckle plates at joints of the longitudinal auxiliary beams, the cross beams 20 and the side beams 10 on a framework in the traditional structure are eliminated, and light-weight transverse and vertical stop seats are adopted. The installation of adopting axle to hang linear electric motor has reduced the quality between the spring, under the prerequisite of equal axle load, can reduce the bearing of framework, also can reach the effect that subtracts the weight.
Of course, the linear motor bogie further includes conventional mechanisms such as wheel set 600 and axle box, and will not be described herein.
The above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.
Claims (10)
1. A linear motor bogie comprises a linear motor framework, a swing bolster arranged on the upper side of the linear motor framework and a linear motor arranged on the lower side of the linear motor framework, wherein two ends of the swing bolster are connected with a pair of side beams of the linear motor framework through air springs respectively;
the swing bolster is close to one side of the motor traction pull rod seat, two systems of traction pull rod hanging seats are respectively arranged at two transverse ends of the swing bolster, the two systems of traction pull rod hanging seats correspond to the two systems of traction mounting seats one by one, and each two systems of traction pull rod hanging seats are connected with the two systems of traction mounting seats through two systems of traction pull rods;
and each motor traction pull rod seat is connected with the linear motor through a motor traction pull rod.
2. The linear motor bogie according to claim 1, wherein the linear motor frame comprises a pair of the side beams arranged in parallel, a pair of the cross beams arranged in parallel passing between the pair of the side beams in a transverse direction of the side beams, and a pair of end beams arranged in parallel fixed to both longitudinal ends of the pair of the side beams, both ends of the pair of the cross beams extending out of the corresponding side beams;
tread cleaning installation seats are respectively arranged on the two transverse sides of the end beam in front of the operation of the linear motor bogie;
each tread cleaning installation seat comprises a tread cleaning installation seat body and a plurality of bosses transversely penetrating through the tread cleaning installation seat body.
3. The linear motor bogie of claim 2, wherein the end beam towards the front of the linear motor bogie is provided at each of its lateral ends with a four-point hanging clamp mounting seat, the four-point hanging clamp mounting seat being located on the upper surface of the end beam.
4. The linear motor bogie of claim 2, wherein the outer end faces of the pair of end beams are respectively provided with signal antenna mounting seats, and the two signal antenna mounting seats are arranged in oblique symmetry with respect to the longitudinal axis of the linear motor bogie.
5. The linear motor bogie of claim 1, wherein each of the side beams is provided with an anti-roll torsion bar mounting seat at the outer side of the middle portion thereof, the anti-roll torsion bar mounting seat comprising an anti-roll torsion bar mounting seat body extending in the transverse direction of the side beam, the anti-roll torsion bar mounting seat body being provided with a tapered positioning hole, the axis of the tapered positioning hole being along the longitudinal direction of the side beam;
one end of the anti-rolling torsion bar is connected with the swing bolster, the other end of the anti-rolling torsion bar is connected with the tapered positioning hole through a bolt, the bolt is provided with a taper matched with the tapered positioning hole, and the end part of the bolt penetrating through the tapered positioning hole is fixed through a gland.
6. The linear motor bogie of claim 1, wherein a lifting mount is provided between the cross beam and the side beam outboard of the side beam;
and a motor transverse pull rod mounting seat is arranged on the lower side of the cross beam on the outer side of the side beam.
7. The linear motor bogie of claim 1, wherein the beam on which the secondary traction mounts are disposed is further provided with a transverse stop and a vertical stop mount, the transverse stop and the vertical stop mount are of an integral structure, the transverse stop and the vertical stop mount are located between a pair of the secondary traction mounts, and the transverse stop and the vertical stop mount are provided with a transverse vertical stop portion extending vertically upward toward the linear motor bogie.
8. The linear motor bogie of claim 1, wherein the side beams are provided with air spring seats at positions for mounting the air springs, the air spring seats are communicated with additional air chambers of the cross beams positioned outside the side beams through additional air chamber communication pipelines, and each side beam is provided with lifting bolt holes at two longitudinal sides of the air spring seat.
9. A linear motor bogie as claimed in claim 2, in which the inner and outer sides of one of the end beams are provided with respective ground mounting portions formed by brazed brass washers, one of the ground mounting portions being adapted to receive a vehicle body and the other being adapted to receive the linear motor.
10. The linear motor bogie of claim 6, wherein the beam on which the motor drag link base is disposed is further provided with a transverse damper mount disposed on an upper side of the beam between a pair of the motor drag link bases; and a vertical shock absorber mounting seat extending downwards is arranged between the cross beam and the side beam on the outer side of the side beam, and the vertical shock absorber mounting seat is arranged close to the motor transverse pull rod mounting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910964369.7A CN110758412B (en) | 2019-10-11 | 2019-10-11 | Linear motor bogie |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910964369.7A CN110758412B (en) | 2019-10-11 | 2019-10-11 | Linear motor bogie |
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| CN110758412A CN110758412A (en) | 2020-02-07 |
| CN110758412B true CN110758412B (en) | 2020-11-17 |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1078936A (en) * | 1977-11-30 | 1980-06-03 | George Sobolewski | Railway truck and lim propulsion assembly |
| JP3346347B2 (en) * | 1999-08-11 | 2002-11-18 | 川崎重工業株式会社 | Trucks for railway vehicles using linear motors |
| JP2005161974A (en) * | 2003-12-02 | 2005-06-23 | Tokyu Construction Co Ltd | Railway linear motor truck, and secondary side conductor |
| EP1803604A3 (en) * | 2005-12-23 | 2007-07-18 | Bombardier Transportation GmbH | Railway bogie provided with a linear induction motor |
| CN102190002B (en) * | 2010-12-27 | 2013-07-31 | 南车青岛四方机车车辆股份有限公司 | Steering frame of linear motor |
| CN109484424A (en) * | 2018-11-19 | 2019-03-19 | 中车长春轨道客车股份有限公司 | A kind of independent wheel bogie of linear motor driving |
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