CN104973077A - Anti-drop device of linear motor, height adjustment method and bogie of linear motor - Google Patents
Anti-drop device of linear motor, height adjustment method and bogie of linear motor Download PDFInfo
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- CN104973077A CN104973077A CN201510385258.2A CN201510385258A CN104973077A CN 104973077 A CN104973077 A CN 104973077A CN 201510385258 A CN201510385258 A CN 201510385258A CN 104973077 A CN104973077 A CN 104973077A
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- friction plate
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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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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Vibration Prevention Devices (AREA)
Abstract
The invention relates to an anti-drop device of a linear motor, a height adjustment method and a bogie of the linear motor. The anti-drop device comprises a supporting seat, wherein one end of the supporting seat is fixed on the linear motor; the other end of the supporting seat extends above an axle; the bottom part, located above the axle, of one end of the supporting seat is fixedly provided with a layer of a friction plate; a gasket used for adjusting the distance between the lower surface of the friction plate and the axle is arranged between the friction plate and the lower surface of the supporting seat; the supporting seat is also fixedly provided with a position limiting unit used for limiting relative installation positions of the friction plate and the supporting seat. According to the invention, anti-drop device has simple overall structure; and through the arrangement of the position limiting unit, height adjustment is simple and convenient, accurate control of installation size can be easily realized, and installation efficiency is greatly improved.
Description
Technical field
The present invention relates to a kind of Linear motor bogie, the linear electric motors anti-drop device preventing linear electric motors from coming off after losing efficacy in particular to a kind of suspension gear at linear electric motors, also relate to the height adjusting method of this anti-drop device simultaneously, belong to guideway vehicle manufacturing technology field.
Background technology
Along with the fast development of urban track traffic, Linear motor bogie, with the wheelset guiding ability of its less oad and weight, larger outside installing space and optimization, is widely used.
In prior art, Linear motor bogie comprises framework and two groups of wheels are right, framework is supported on journal box body by single stage suspension device, framework is supported on car body by secondary suspension device, often the right axletree two ends of group wheel are symmetrically arranged with 2 journal box bodyes, often organizing on the right axletree of wheel, be positioned at the right inner side of wheel and be also symmetrically installed with 2 supporting box by bearing, linear electric motors are hung on the below of axletree by suspension gear, wherein, suspension gear comprises multiple vertical suspension rod, vertical suspension rod hanging is on a pair lateral suspension beam, the two ends of lateral suspension beam are fixed on supporting box by elastic caoutchouc node again.
In vehicle operation, strictly to control the safety distance between linear electric motors and below tablet, ensure vehicle operating safety, be the vertical suspension height being ensured linear electric motors by the relative height between adjustment lateral suspension beam and supporting box in the prior art, and generally regulate this suspension height by adjustment pad.
In the initial period of vehicle operating, major part adjustment pad is placed on the top of rubber nodal point mandrel, minority is only had to be placed on the below of rubber nodal point mandrel, when vehicle long-time running causes wheel wear, need to adjust the relative height between lateral suspension beam and support box, now, the pad above rubber nodal point mandrel is moved to the below of rubber nodal point mandrel, thus regulate lateral suspension depth of beam, with lifting linear electric motors.
In vehicle actual moving process, sometimes the situation that linear motor suspension device lost efficacy can also be there is, when suspension gear loses efficacy, straight-line electric chance was sunk, for ensureing that transition sedimentation does not occur linear electric motors, avoid linear electric motors and tablet clash into and affect safe in operation, in the suspension gear of linear electric motors, be provided with the anti-drop device for preventing linear electric motors from coming off.When linear electric motors sink, anti-drop device and axletree can be resisted against on axletree, utilize axletree support anti-drop device, and then avoid linear electric motors excessive settlement.
When vehicle normally runs, certain safety distance scope will be kept between anti-drop device and axletree, be approximately about 5mm, this distance can not excessive can not be too small, when due to wheel wear, and when adjusting the adjustment pad between lateral suspension beam and supporting box, the relative distance that have also been changed between anti-drop device and axletree, and then beyond safety distance scope, now, need the distance correspondingly adjusted between anti-drop device and axletree, it is made to meet safety distance requirement, generally this distance is regulated by increasing and decreasing backing plate on anti-drop device in prior art, be in course of adjustment and need repeatedly to regulate measurement, process is very loaded down with trivial details, inefficiency.
In addition, when linear electric motors sink, anti-drop device and axletree can come in contact and wear and tear, because axletree of the prior art and anti-drop device material all adopt steel, make mutually to wear and tear extremely seriously between steel and steel, cause the further sedimentation of linear electric motors, linear electric motors may occur and tablet clashes into, embeds thus danger such as derailing occurs.
Summary of the invention
Main purpose of the present invention is to solve the problem and deficiency, provides a kind of structure simple, and is convenient to install the linear electric motors anti-drop device regulated.
Another main purpose of the present invention is, provides a kind of simple to operation, improves the height adjusting method of the anti-drop device of installation effectiveness.
Another main purpose of the present invention is, provides a kind of Linear motor bogie being provided with above-mentioned linear electric motors anti-drop device.
For achieving the above object, technical scheme of the present invention is:
A kind of linear electric motors anti-drop device, comprise bearing, described bearing one end is fixed on linear electric motors, the other end extends to the top of axletree, be positioned at the bottom of one end above axletree at described bearing and be fixed with one deck friction plate, between described friction plate and the lower surface of described bearing, being provided with the pad of the spacing for regulating friction plate lower surface and axletree, described bearing being also fixed with one for limiting the inhibiting device of relative installation between described friction plate and bearing.
Further, described friction plate is bolted on described bearing.
Further, described friction plate is made up of a base plate and the installation stand vertical with base plate, described installation stand has at least one internal thread hole, correspondingly with described installation stand on described bearing be provided with an installation through hole, described installation stand to insert in described installation through hole and fixedly realizes being fixedly connected with of described friction plate and bearing with bolt.
Further, described inhibiting device is one piece of positioning plate, described positioning plate is fixed on described bearing by caging bolt, and described friction plate has position limiting structure, and described positioning plate coordinates with described position limiting structure and realizes limiting relative installation between described friction plate and bearing.
Further, described positioning plate has the installation notch extended on vertical, has tapped bore at the sidepiece of described bearing, described caging bolt is fixedly connected with the tapped bore on described bearing through described installation notch.
Further, the position limiting structure on described friction plate is be arranged on the step-like structure on friction plate one side, the platform that the bottom of described positioning plate is resisted against described step-like structure realizes spacing.
Further, described friction plate is made up of high-abrasive material; Or one deck wear-resistant coating is sprayed on described friction plate lower surface; Or on described friction plate lower surface, fix one deck make wear-resistant material layer by high-abrasive material.
Further, described high-abrasive material and wear-resistant coating are the one in carbon fibre material, polytetrafluoroethylene, polycarbonate, polyethylene.
Another technical scheme of the present invention is:
A height adjusting method for linear electric motors anti-drop device, comprises the steps:
A, utilize caging bolt by the sidepiece of a positioning plate pretension at bearing, positioning plate can be moved up and down;
The bottom of B, adjustment positioning plate is the installation site of calculating to the distance between distance bearing lower surface, at the fastening caging bolt in this position, with fixing positioning plate;
C, the below of bearing install friction plate, making the position limiting structure of friction plate and the bottom of positioning plate against coordinating, by bolt, friction plate being fixedly connected with bearing, now, between friction plate and bearing, form a gap;
One or more pad is installed, until pad fills up gap in D, gap between friction plate and bearing.
Another technical scheme of the present invention is:
A kind of Linear motor bogie, is provided with linear electric motors anti-drop device as above.
To sum up content, a kind of linear electric motors anti-drop device provided by the present invention, height adjusting method, Linear motor bogie, compared with prior art, tool has the following advantages:
(1) integral structure is simple, by arranging inhibiting device, making highly to regulate simple and convenient, being easy to accurately control installation dimension, significantly improve installation effectiveness.
(2) by adopting the friction plate be made up of high-abrasive material or spraying of wearable coating and install wear-resistant material layer on the lower surface of friction plate, make when linear electric motors sink, contacted with axletree by wear-resistant material layer, improve the frictional property between axletree and anti-drop device, alleviate the abrasion loss between anti-drop device and axletree, effectively prevent the further sinking of linear electric motors to the damage of tablet, ensure the safe reliability of vehicle operating.
Accompanying drawing explanation
Fig. 1 is Linear motor bogie structural representation of the present invention;
Fig. 2 is anti-drop device structural representation of the present invention;
Fig. 3 is friction plate structural representation of the present invention;
Fig. 4 is the birds-eye view of Fig. 3.
As shown in Figures 1 to 4, framework 1, takes turns 2, axletree 3, journal box body 4, supporting box 5, lateral suspension beam 6, linear electric motors 7, vertical suspension rod 8, balancing pull rod 9, binding bolt 10, mount pad 11, anti-drop device 12, bearing 13, base 14, safe nose 15, bolt 16, friction plate 17, wear-resistant material layer 18, base plate 19, stand 20 is installed, internal thread hole 21, bolt 22, step-like structure 23, pad 24, positioning plate 25, caging bolt 26, installs notch 27, Connection Block 28.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
As shown in Figure 1, a kind of Linear motor bogie, mainly include a framework 1, framework 1 is provided with two groups of wheels to 2 and two axletrees 3, the two ends of every root axletree 3 are symmetrically arranged with two journal box bodyes 4 respectively by bearing, and journal box body 4 is arranged on the outside of taking turns 2, taking turns the inner side to 2, every root axletree 3 is symmetrically arranged with two supporting box 5 respectively by bearing, and framework 1 is supported in journal box body 4 by single stage suspension device, and framework 1 is supported in car body by secondary suspension device.
A lateral suspension beam 6 is provided with above every root axletree 3, linear electric motors 7 are hung on two lateral suspension beams 6 by multiple vertical suspension rod 8, the below at axletree 3 hung by linear electric motors 7, between every root axletree 3 framework 1 adjacent thereto end, connect one for balancing the balancing pull rod 9 of axle torque when linear electric motors 4 hang.
The end at lateral suspension beam 6 two ends respectively by rubber nodal point (not indicating in figure) flexible fastening on supporting box 5, a pair mount pad 11 is provided with at the top of supporting box 5, the both sides of each rubber nodal point are respectively fixed on two mount pads 11 of supporting box 5 by binding bolt 10 is vertical, the vertical mandrel running through rubber nodal point of binding bolt 10, coordinates with the bolt hole on mount pad 11 and is fixed on mount pad 11 by rubber nodal point.Can be provided with one or more pieces bottom the mandrel of rubber nodal point and between mount pad 11 and between the top of rubber nodal point mandrel and binding bolt 10 and adjust pad (not indicating in figure), two groups of adjustment pads are provided with, for regulating the vertical setting height(from bottom) of linear electric motors 7 in the bilateral symmetry of each rubber nodal point.The adjustment pad of each rubber nodal point both sides adopts the structure of split, the size of each adjustment pad is diminished, decrease vehicle vibrate for a long time on adjustment pad impact, effectively avoid adjust pad occur fracture phenomenon, the safety and reliability of vehicle operating is ensured further.
Linear motor bogie is also provided with the anti-drop device 12 preventing linear electric motors 7 from coming off after the suspension gear of linear electric motors 7 lost efficacy, and anti-drop device 12 one end is fixed on linear electric motors 7, and the other end extends to the top of axletree 3.
As shown in Figure 2, anti-drop device 12 comprises a bearing 13, bearing 13 is made up of a base 14, Connection Block 28 and a safe nose 15, base 14, Connection Block 28 and safe nose 15 are one-body molded, or by being welded together, bearing 13 entirety adopts Steel material, to ensure its support ability.Wherein, base 14 is fixed on linear electric motors 7 by bolt 16, and Connection Block 28 extends to axletree 3 direction, and the upper end of Connection Block 28 connects safe nose 15, and safe nose 15 is positioned at the top of axletree 3.When linear electric motors 7 sink, safe nose 15 is resisted against on the axletree 3 of below, is played the effect of support linear electric motors 7, avoid linear electric motors 7 to sink further by axletree 3, ensures the safety and reliability of vehicle operating.
The bottom being positioned at the safe nose 15 of one end above axletree at bearing 13 is fixed with one deck friction plate 17, touches friction when linear electric motors 7 sink by friction plate 17 and axletree 3.In the present embodiment, friction plate 17 can adopt the overall structure be made into integration by high-abrasive material; Or, friction plate 17 lower surface sprays one deck wear-resistant coating; Also can as shown in Figure 2, friction plate 17 adopts metallic material to make, and on the lower surface of friction plate 17, pastes fixing one deck again make wear-resistant material layer 18 by high-abrasive material.Above-mentioned high-abrasive material and wear-resistant coating all adopt high molecular abrasion-proof material, and high molecular abrasion-proof material then preferably adopts the one in carbon fibre material, polytetrafluoroethylene, polycarbonate, polyethylene four kinds of materials.
Because high-abrasive material has the premium properties such as friction coefficient is low, abrasion loss is little, high temperature resistant, therefore, when linear electric motors 7 sink, by high-abrasive material or wear-resistant coating and axletree 3 Contact and produce friction, and then the frictional property that can improve between axletree 3 and anti-drop device 12, alleviate the abrasion loss between anti-drop device 12 and axletree 3, effectively prevent the damage that the further sinking of linear electric motors 7 causes tablet, ensure the safety and reliability of vehicle operating.In the process of contact wear, because high-abrasive material is soft relative to axletree 3 material matter, and produce the position mainly high-abrasive material of wearing and tearing, thus can available protecting axletree 3, axletree 3 degree of wear is alleviated.In addition, contacted with axletree 3 by high-abrasive material or wear-resistant coating, the huge noise produced in steel to steel friction process of the prior art can also be avoided, simultaneously due to the damping of vibrations of high-abrasive material or wear-resistant coating, effectively can also reduce the vibration of vehicle, improve the traveling comfort taken.
As shown in Figure 3 and Figure 4, friction plate 17 is made up of a base plate 19 and the installation stand 20 vertical with base plate 19, installing stand 20 is weldingly fixed on base plate 19, wear-resistant material layer 18 is pasted and fixed on the lower surface of base plate 19, installing stand 20 section is oblong, can avoid that stand 20 is installed to rotate in vehicle operation, cause the rotation of friction plate 17, installation stand 20 has at least one internal thread hole 21, for ensureing to install constant intensity, installation stand 20 arranges two internal thread holes 21, with the corresponding installation through hole (not shown) being provided with a up/down perforation of installation stand 20 on safe nose 15, installing through hole is also oblong, installing stand 20 inserts in the installation through hole on safe nose 15, fix from the top of safe nose 15 with two bolts 22, realize being fixedly connected with between friction plate 17 with safe nose 15, this structure installment is all very convenient with dismounting.
Friction plate 17 also has a position limiting structure, and in the present embodiment, for simplifying integral structure, position limiting structure is be arranged on the step-like structure 23 on friction plate 17 1 side.
For ensureing the normal operation of vehicle, the setting height(from bottom) of linear electric motors 7 has strict requirement, friction plate 17 above axletree 3 is limited in about 5mm apart from the distance between axletree 3, lower surface as friction plate 17 has wear-resistant coating or wear-resistant material layer 18, then the lower surface of wear-resistant coating or wear-resistant material layer 18 is limited in about 5mm apart from the distance between axletree 3.
In order to easy to adjust, one or more pad 24 is provided with between friction plate 17 and the lower surface of safe nose 15, for regulating the spacing of friction plate 17 or wear-resistant coating and wear-resistant material layer 18 lower surface and axletree 3 after mounting, the thickness of pad 24 and quantity are arranged arbitrarily according to highly needing, pad 24 has the installation gap (not shown) taken the shape of the letter U, to facilitate in the gap when regulating between insertion friction plate 17 and safe nose 15.
In the present embodiment, an inhibiting device is also provided with in anti-drop device, for limiting mounting distance relative between friction plate 17 with safe nose 15, and then the lower surface of restriction friction plate 17 or wear-resistant coating and wear-resistant material layer 18 is apart from the distance between axletree 3, makes it meet safe operation requirement.
Inhibiting device preferably adopts one piece of positioning plate 25, positioning plate 25 is fixedly mounted on the sidepiece of safe nose 15 by caging bolt 26, positioning plate 25 has the oblong installation notch 27 extended on vertical, at the sidepiece of safe nose 15, there is tapped bore (not shown), caging bolt 26 is fixedly connected with the tapped bore on safe nose 15 through installing notch 27, and then is fixedly secured on safe nose 15 by positioning plate 25.Unclamp caging bolt 26, positioning plate 25 can move up and down relative to safe nose 15.
In order to ensure fixation, in the present embodiment, an installation baffle plate (not shown) is also provided with between positioning plate 25 and caging bolt 26, because installation baffle plate adds the area of contact between caging bolt 26 and positioning plate 25, when tightening caging bolt 26, positioning plate 25 can be clamped firmly by installing baffle plate, avoiding positioning plate 25 in vehicle long-play process to loosen.
Friction plate 17 after mounting, leans against the bottom of positioning plate 25 at the bottom of the platform of the step-like structure 23 on it, utilize positioning plate 25 as benchmark, limits the setting height(from bottom) of friction plate 17.In a pre-installation, operating personal according to friction plate 17 apart from the distance between axletree 3, calculate mounting distance relative between friction plate 17 with safe nose 15, then calculate the installation site of positioning plate 25 further, positioning plate 25 is fixed on the perch place that this calculates.Using positioning plate 25 as benchmark, friction plate 17 is fixed on safe nose 15 by operating personal, and now, the installation site of friction plate 17 is fixing.After friction plate 17 is fixing, certain gap can be left between friction plate 17 and safe nose 15, operating personal can select installation quantity and the thickness of pad 24 according to this, pad 24 is inserted in the gap between friction plate 17 and safe nose 15, U-shaped on pad 24 installs the installation stand 20 that gap injects friction plate 17, until pad 24 just fills up gap, the height completed between anti-drop device 12 and axletree 3 regulates.In control process, operating personal does not need installation number and the thickness of repeatedly calculating pad 24, does not need the distance between repeated measurement friction plate 17 and axletree 3 yet, operates very simple and convenient.
When due to wheel wear, and when adjusting the adjustment pad between lateral suspension beam 6 and supporting box 5, or when there is the situation that linear motor suspension device lost efficacy, all need the setting height(from bottom) correspondingly adjusting safe nose 15 and friction plate 17, make distance between friction plate 17 and axletree 3 within the scope of safety value, meet the safety distance requirement of vehicle operating.
Be described below in detail the height adjusting method of anti-drop device, specifically comprise the steps:
A, when installing for the first time, caging bolt 26 is utilized to fix on safe nose 15 by prefastened for positioning plate 25, according to friction plate 17 apart from the distance between axletree 3, calculate mounting distance relative between friction plate 17 with safe nose 15, then calculate the installation site of positioning plate 25 further.
B, up-down adjustment positioning plate 25, to the setting installation site of calculating, tighten caging bolt 26, and positioning plate 25 is fixedly secured on safe nose 15.
C, the below of safe nose 15 install friction plate 17, make the bottom of the platform of the step-like structure 23 of friction plate 17 and positioning plate 25 against coordinating, by two bolts 22 at safe nose 15 top, friction plate 17 is fixedly connected with safe nose 15, now, the installation site of friction plate 17 is fixed, and meet safety requirements, between friction plate 17 and the lower surface of safe nose 15, form a gap.
D, operating personal select suitable pad 24 quantity and thickness according to the clearance height between friction plate 17 and the lower surface of safe nose 15, and are inserted in this gap by pad 24, until pad 24 fills up gap.
When needing the setting height(from bottom) regulating friction plate 17, step is same as described above:
First, unclamp two bolts 22 at safe nose 15 top, pull down friction plate 17, again according to friction plate 17 apart from the distance between axletree 3, calculate mounting distance relative between friction plate 17 with safe nose 15, then calculate the installation site of positioning plate 25 further.
Again, unclamp caging bolt 26, up-down adjustment positioning plate 25 to the setting installation site of again calculating, then tightens caging bolt 26, and positioning plate 25 is fixedly secured on safe nose 15.
Then, in the below of safe nose 15, friction plate 17 is installed, make the bottom of the platform of the step-like structure 23 of friction plate 17 and positioning plate 25 against coordinating, by two bolts 22 at safe nose 15 top, friction plate 17 is fixedly connected with safe nose 15, now, the installation site of friction plate 17 is fixed, and meets safety requirements, forms a gap between friction plate 17 and the lower surface of safe nose 15.
Finally, operating personal selects quantity and the thickness of pad 24 according to the clearance height between friction plate 17 and the lower surface of safe nose 15, and is inserted in this gap by pad 24, until pad 24 fills up gap.
Operating personal limits the installation site between friction plate 17 and safe nose 15 by positioning plate 25, reserve the gap needing to fill up pad 24, when pad 24 is installed, operating personal no longer needs each installation all to measure once, but directly with the height in gap for benchmark, select suitable pad 24 to fill up gap, operate very simple and convenient, significantly improve efficiency.
As mentioned above, plan content given in conjunction with the accompanying drawings and embodiments, can derive similar technical scheme.In every case be the content not departing from technical solution of the present invention, any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a linear electric motors anti-drop device, comprise bearing, described bearing one end is fixed on linear electric motors, the other end extends to the top of axletree, it is characterized in that: be positioned at the bottom of one end above axletree at described bearing and be fixed with one deck friction plate, between described friction plate and the lower surface of described bearing, being provided with the pad of the spacing for regulating friction plate lower surface and axletree, described bearing being also fixed with one for limiting the inhibiting device of relative installation between described friction plate and bearing.
2. linear electric motors anti-drop device according to claim 1, is characterized in that: described friction plate is bolted on described bearing.
3. linear electric motors anti-drop device according to claim 2, it is characterized in that: described friction plate is made up of a base plate and the installation stand vertical with base plate, described installation stand has at least one internal thread hole, correspondingly with described installation stand on described bearing be provided with an installation through hole, described installation stand to insert in described installation through hole and fixedly realizes being fixedly connected with of described friction plate and bearing with bolt.
4. linear electric motors anti-drop device according to claim 1, it is characterized in that: described inhibiting device is one piece of positioning plate, described positioning plate is fixed on described bearing by caging bolt, described friction plate has position limiting structure, and described positioning plate coordinates with described position limiting structure and realizes limiting relative installation between described friction plate and bearing.
5. linear electric motors anti-drop device according to claim 4, it is characterized in that: there is the installation notch extended on vertical on described positioning plate, have tapped bore at the sidepiece of described bearing, described caging bolt is fixedly connected with the tapped bore on described bearing through described installation notch.
6. linear electric motors anti-drop device according to claim 4, it is characterized in that: the position limiting structure on described friction plate is be arranged on the step-like structure on friction plate one side, the platform that the bottom of described positioning plate is resisted against described step-like structure realizes spacing.
7. the linear electric motors anti-drop device according to any one of claim 1 to 6, is characterized in that: described friction plate is made up of high-abrasive material; Or one deck wear-resistant coating is sprayed on described friction plate lower surface; Or on described friction plate lower surface, fix one deck make wear-resistant material layer by high-abrasive material.
8. linear electric motors anti-drop device according to claim 7, is characterized in that: described high-abrasive material and wear-resistant coating are the one in carbon fibre material, polytetrafluoroethylene, polycarbonate, polyethylene.
9. a height adjusting method for linear electric motors anti-drop device, is characterized in that, comprises the steps:
A, utilize caging bolt by the sidepiece of a positioning plate pretension at bearing, positioning plate can be moved up and down;
The bottom of B, adjustment positioning plate is the installation site of calculating to the distance between distance bearing lower surface, at the fastening caging bolt in this position, with fixing positioning plate;
C, the below of bearing install friction plate, making the position limiting structure of friction plate and the bottom of positioning plate against coordinating, by bolt, friction plate being fixedly connected with bearing, now, between friction plate and bearing, form a gap;
One or more pad is installed, until pad fills up gap in D, gap between friction plate and bearing.
10. a Linear motor bogie, is characterized in that: be provided with the linear electric motors anti-drop device as described in any one of claim 1-8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510385258.2A CN104973077B (en) | 2015-06-30 | 2015-06-30 | Linear electric motors anti-drop device, height adjusting method, Linear motor bogie |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510385258.2A CN104973077B (en) | 2015-06-30 | 2015-06-30 | Linear electric motors anti-drop device, height adjusting method, Linear motor bogie |
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| CN104973077B CN104973077B (en) | 2017-10-31 |
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| DE102019104415A1 (en) * | 2019-02-21 | 2020-08-27 | Voith Patent Gmbh | Final drives |
| CN112644544A (en) * | 2019-10-10 | 2021-04-13 | 中车唐山机车车辆有限公司 | Bogie of railway vehicle |
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| CN202935348U (en) * | 2012-12-04 | 2013-05-15 | 南车株洲电力机车有限公司 | Linear motor suspension device |
| CN204750161U (en) * | 2015-06-30 | 2015-11-11 | 南车青岛四方机车车辆股份有限公司 | Linear electric motor dropout prevention means , linear electric motor bogie |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015566A (en) * | 2015-07-31 | 2015-11-04 | 株洲时代新材料科技股份有限公司 | Safety bracket used for linear motor railway train and production method thereof |
| DE102019104415A1 (en) * | 2019-02-21 | 2020-08-27 | Voith Patent Gmbh | Final drives |
| CN112644544A (en) * | 2019-10-10 | 2021-04-13 | 中车唐山机车车辆有限公司 | Bogie of railway vehicle |
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