CN110949421A - Fixing device and transport vehicle with same - Google Patents
Fixing device and transport vehicle with same Download PDFInfo
- Publication number
- CN110949421A CN110949421A CN201911222490.9A CN201911222490A CN110949421A CN 110949421 A CN110949421 A CN 110949421A CN 201911222490 A CN201911222490 A CN 201911222490A CN 110949421 A CN110949421 A CN 110949421A
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- Prior art keywords
- motor
- positioning
- supporting plate
- chassis
- support plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D3/00—Wagons or vans
- B61D3/16—Wagons or vans adapted for carrying special loads
- B61D3/18—Wagons or vans adapted for carrying special loads for vehicles
- B61D3/182—Wagons or vans adapted for carrying special loads for vehicles specially adapted for heavy vehicles, e.g. public work vehicles, trucks, trailers
- B61D3/184—Wagons or vans adapted for carrying special loads for vehicles specially adapted for heavy vehicles, e.g. public work vehicles, trucks, trailers the heavy vehicles being of the trailer or semi-trailer type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D3/00—Wagons or vans
- B61D3/16—Wagons or vans adapted for carrying special loads
- B61D3/18—Wagons or vans adapted for carrying special loads for vehicles
- B61D3/187—Details, e.g. bridges for floor connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D47/00—Loading or unloading devices combined with vehicles, e.g. loading platforms, doors convertible into loading and unloading ramps
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention provides a fixing device and a transport vehicle with the same, wherein the fixing device is arranged on an end underframe of the transport vehicle and is used for fixing a motor, and the fixing device comprises: the first positioning assembly is arranged on the end underframe and connected with the body of the motor so as to fix the body of the motor; the second positioning assembly is sleeved on the output shaft of the motor and used for fixing the output shaft of the motor; the anticreep subassembly, the anticreep subassembly sets up on the tip chassis, and at least part setting of anticreep subassembly is in the bottom of motor to carry out the backstop to the motor. The fixing device solves the problem that the motor of the piggyback transport vehicle in the prior art is easy to fall off.
Description
Technical Field
The invention relates to the field of transportation, in particular to a fixing device and a transport vehicle with the same.
Background
A piggyback carrier features that the movable slide table is unfolded by relative mechanism, and the concave chassis is moved out along the slide way of end chassis and the movable slide table to finish lifting for the upper and lower chassis of semi-trailer or highway truck. The rotary power of the concave underframe comes from a hydraulic motor arranged in the end underframe, and the hydraulic motor drives a chain wheel mechanism to drag the concave underframe to rotate.
However, the space in the end underframe of the piggyback transport vehicle in the prior art is narrow, the motor is inconvenient to mount and dismount, and the motor easily drops, and once the motor goes wrong or drops, the concave underframe cannot rotate, and the humpback transport vehicle is influenced to normally work.
Disclosure of Invention
The invention mainly aims to provide a fixing device and a transport vehicle with the same, so as to solve the problem that a motor of a piggyback transport vehicle in the prior art is easy to fall off.
In order to achieve the above object, according to one aspect of the present invention, there is provided a fixing device provided on an end chassis of a carrier vehicle for fixing a motor, the fixing device including: the first positioning assembly is arranged on the end underframe and connected with the body of the motor so as to fix the body of the motor; the second positioning assembly is sleeved on the output shaft of the motor and used for fixing the output shaft of the motor; the anticreep subassembly, the anticreep subassembly sets up on the tip chassis, and at least part setting of anticreep subassembly is in the bottom of motor to carry out the backstop to the motor.
Further, anticreep subassembly includes: the supporting plate is arranged at the bottom of the motor and provided with a first connecting end and a second connecting end which are arranged oppositely, and the supporting plate is connected with the end underframe through the first connecting end and the second connecting end respectively.
Further, anticreep subassembly still includes: the first supporting plate is arranged on the end underframe and is used for being connected with the first connecting end of the supporting plate; and the second supporting plate is arranged on the end underframe and is used for being connected with the second connecting end of the supporting plate.
Further, at least a portion of the first supporting plate is disposed at the bottom of the supporting plate to support the first connecting end of the supporting plate, and at least a portion of the second supporting plate is disposed at the bottom of the supporting plate to support the second connecting end of the supporting plate.
Furthermore, the first supporting plate and/or the second supporting plate are/is provided with positioning pins, and the positioning pins are at least partially connected with the supporting plate so as to position the supporting plate.
Furthermore, the supporting plate is provided with a positioning hole, and the positioning pin is at least partially inserted into the positioning hole to fix the supporting plate.
Further, the first positioning component includes: the motor mounting seat is fixedly connected with the end underframe, a mounting hole is formed in the motor mounting seat, and the motor is fixed on the motor mounting seat through the mounting hole.
Further, the fixing device further comprises: the gear mounting seat is arranged on the motor mounting seat and used for mounting a driving gear; the first positioning bearing is arranged on the gear mounting seat and used for fixing an output shaft close to one end of the motor mounting seat.
Further, the second positioning assembly includes: the connecting clamping sleeve is arranged on the end underframe; and the second positioning bearing is arranged on the connecting clamping sleeve and is used for fixing one end of the output shaft, which is far away from the motor mounting seat.
According to another aspect of the present invention, there is provided a transporting vehicle including: the motor is in driving connection with the concave underframe, the fixing device is the fixing device, and the motor is fixed on the end underframe through the fixing device.
The fixing device is mainly applied to fixing a motor and preventing the motor from falling off, the fixing device is applied to a piggyback transport vehicle, the fixing device is arranged on an end underframe of the humpback transport vehicle, the fixing device comprises a first positioning component, a second positioning component and an anti-falling component, the first positioning component is fixed on the end underframe and used for fixing a body of the motor, the second positioning component and the first positioning component are arranged at intervals, the second positioning component is sleeved on an output shaft of the motor and used for fixing the output shaft, the anti-falling component is connected with the end underframe or the first positioning component, at least part of the anti-falling component is positioned at the bottom of the motor to support the bottom of the motor or prevent the motor from falling off, and the fixing device is applied to the piggyback transport vehicle and solves the problem that the motor is easy to fall off.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 shows a schematic structural view of an embodiment of a fixation device according to the present invention;
FIG. 2 shows a partial schematic structural view of an embodiment of the fixation device of the present invention;
FIG. 3 shows a schematic view of the connection of a first support plate to a pallet of an embodiment of the fixture of the present invention;
FIG. 4 shows a schematic structural view of a gear mount of an embodiment of the fixture of the present invention;
FIG. 5 shows a schematic structural view of a second positioning assembly of an embodiment of the fixation device of the present invention;
fig. 6 shows a partial structural schematic view of an embodiment of the transport carriage of the present invention.
Wherein the figures include the following reference numerals:
10. a first positioning assembly; 11. a motor mount; 111. mounting holes; 20. a second positioning assembly; 21. connecting the clamping sleeve; 22. a second positioning bearing; 30. an end chassis; 40. an anti-drop component; 41. a support plate; 42. a first support plate; 43. a second support plate; 44. positioning pins; 50. a gear mounting seat; 60. a first positioning bearing; 70. a motor.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The present invention provides a fixing device, please refer to fig. 1 to 6, which is arranged on an end chassis 30 of a transport vehicle for fixing a motor 70, and comprises: a first positioning assembly 10, the first positioning assembly 10 being disposed on the end chassis 30, the first positioning assembly 10 being connected with the body of the motor 70 for fixing the body of the motor 70; the second positioning assembly 20 is sleeved on the output shaft of the motor 70, and is used for fixing the output shaft of the motor 70; and the anti-falling assembly 40, the anti-falling assembly 40 is arranged on the end underframe 30, and at least part of the anti-falling assembly 40 is arranged at the bottom of the motor 70 so as to stop the motor 70.
The fixing device of the invention is mainly applied to fixing a motor and preventing the motor from falling off, the fixing device is applied to a piggyback transport vehicle, the fixing device is arranged on an end underframe 30 on the humpback transport vehicle, the fixing device comprises a first positioning component 10, a second positioning component 20 and an anti-falling component 40, the first positioning component 10 is fixed on the end underframe 30 and used for fixing a body of the motor, the second positioning component 20 and the first positioning component 10 are arranged at intervals, the second positioning component 20 is sleeved on an output shaft of the motor 70 and used for fixing the output shaft, the anti-falling component 40 is connected with the end underframe or the first positioning component 10, at least part of the anti-falling component 40 is positioned at the bottom of the motor to support the bottom of the motor or prevent the motor from falling off, and the fixing device of the application is applied to the piggyback transport vehicle and solves the problem that the motor is easy to fall off.
The anti-slip-off assembly 40 includes: and a supporting plate 41, wherein the supporting plate 41 is arranged at the bottom position of the motor 70, the supporting plate 41 has a first connecting end and a second connecting end which are oppositely arranged, and the supporting plate 41 is connected with the end chassis 30 through the first connecting end and the second connecting end respectively. Anti-drop assembly 40 further includes: a first support plate 42, the first support plate 42 being provided on the end chassis 30 for connection with the first connection end of the support plate 41; and a second support plate 43, the second support plate 43 being provided on the end chassis 30 for connection with the second connection end of the pallet 41.
As shown in fig. 2 and 3, the anti-slip-off assembly 40 in the present embodiment includes a support plate 41, a first support plate 42 and a second support plate 43, the support plate 41 is located at the bottom of the motor, and the support plate 41 is connected to the end chassis 30 through the first support plate 42 and the second support plate 43.
At least a portion of the first support plate 42 is disposed at the bottom of the supporting plate 41 to support the first connection end of the supporting plate 41, and at least a portion of the second support plate 43 is disposed at the bottom of the supporting plate 41 to support the second connection end of the supporting plate 41.
As shown in fig. 2 and 3, a portion of the first support plate 42 in the present embodiment is disposed at the bottom of the support plate 41 to support one end of the support plate 41, and a portion of the second support plate 43 is disposed at the bottom of the support plate 41 to support the other end of the support plate 41, and further, the first support plate 42 and the second support plate 43 are respectively fixed to the support plate 41 by bolts.
The first support plate 42 and/or the second support plate 43 are provided with positioning pins 44, and the positioning pins 44 are at least partially connected with the supporting plate 41 to position the supporting plate 41. The supporting plate 41 is provided with a positioning hole, and the positioning pin 44 is at least partially inserted into the positioning hole to fix the supporting plate 41.
As shown in fig. 3, the second supporting plate 43 in this embodiment is provided with a positioning pin 44, and one end of the supporting plate 41 close to the second supporting plate 43 is provided with a positioning hole, and the positioning pin is inserted into the positioning hole to position the supporting plate 41 and limit the movement of the supporting plate 41.
The first positioning component 10 includes: the motor mounting seat 11, the motor mounting seat 11 and the end underframe 30 are fixedly connected, a mounting hole 111 is arranged on the motor mounting seat 11, and the motor 70 is fixed on the motor mounting seat 11 through the mounting hole 111.
As shown in fig. 2 and 6, the first positioning assembly 10 in this embodiment includes a motor mounting seat 11, the motor mounting seat 11 is welded to the end chassis, a mounting hole 111 is formed in the motor mounting seat 11, and the motor 70 is fixed to the motor mounting seat 11 through the mounting hole 111.
The fixing device further includes: a gear mount 50, the gear mount 50 being provided on the motor mount 11 for mounting a driving gear; and a first positioning bearing 60, wherein the first positioning bearing 60 is arranged on the gear mounting seat 50 and is used for fixing an output shaft close to one end of the motor mounting seat 11.
As shown in fig. 4 and 6, the fixing device in this embodiment further includes a gear mounting seat 50 and a first positioning bearing 60, the gear mounting seat 50 is provided with a hole in the middle, one end of the gear mounting seat 50 close to the motor mounting seat 11 is provided with a groove for mounting the motor, and the first positioning bearing 60 is disposed in the hole in the middle of the gear mounting seat 50 to be connected with the output shaft of the motor so as to fix the output shaft.
The second positioning assembly 20 includes: the connecting clamping sleeve 21 is arranged on the end underframe 30; and the second positioning bearing 22 is arranged on the connecting clamp sleeve 21, and is used for fixing one end of the output shaft, which is far away from the motor mounting seat 11.
As shown in fig. 5 and 6, the second positioning assembly 20 in this embodiment includes a connecting sleeve 21, threaded holes are formed on two sides of the connecting sleeve to fix the connecting sleeve on the end chassis through bolts, the connecting sleeve 21 is disposed on the end of the output shaft of the motor to fix the end of the output shaft, and a second positioning bearing 22 is disposed on the inner side of the connecting sleeve 21, and the second positioning bearing 22 is used for connecting the output shaft and the connecting sleeve.
The present invention also provides a transport vehicle comprising: the motor 70 is in driving connection with the concave underframe, the fixing device is the fixing device, and the motor 70 is fixed on the end underframe 30 through the fixing device.
The invention also provides a transport vehicle which is a piggyback transport vehicle and comprises a concave underframe, an end underframe 30, a motor 70 and a fixing device, wherein the concave underframe is rotatably arranged on the transport vehicle, the motor is fixed on the end underframe 30 through the fixing device, and the motor drives the concave underframe to rotate relative to the end underframe, so that the transport vehicle can move up and down by the truck.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
the fixing device of the scheme of the invention is mainly provided with a set of mounting and anti-falling devices for the hydraulic motor and the driving gear. The fixing device mainly comprises a motor mounting seat, a gear mounting seat and an anti-falling assembly. The axes of the motor mount and gear mount are aligned.
The first locating bearing is installed in the gear installation seat, the gear installation seat is welded on the motor installation seat, 10 bolt installation holes are symmetrically formed in the motor installation seat, and a round hole is formed in the middle of the motor installation seat and used for extending out of the end of the motor. On first backup pad and the welding of second backup pad and tip chassis, 2 bolt mounting holes were opened to the other end to the welding locating pin. The supporting plate is hung on the first supporting plate and the second supporting plate through bolts, round holes are formed in corresponding positions of the two positioning pins, and when the bolts are lost, a certain anti-falling effect is achieved.
Establish to circular being used for installing first location bearing in the middle of the gear mount pad, the lower extreme is equipped with the recess, reserves the end installation space of motor.
The second positioning component mainly comprises a seat plate, a connecting clamping sleeve, a second positioning bearing and the like. The bedplate is welded on the end underframe and is provided with two bolt mounting holes. The two ends of the connecting clamping sleeve are provided with bolt mounting holes, the middle part of the connecting clamping sleeve is provided with a bearing mounting stepped hole, and the second positioning bearing is mounted in the connecting clamping sleeve.
When the railway rotary piggyback transport vehicle is used for loading and unloading a highway truck or a semitrailer, the hydraulic motor drives the chain wheel mechanism to drag the concave underframe to rotate, the first positioning assembly and the second positioning assembly are matched to fix the driving wheel, the anti-falling assembly is positioned on the lower part of the motor mounting seat and can be detached to facilitate the motor to be mounted, and after the motor is mounted, the supporting plate is mounted, the bolt is screwed down to prevent the motor from falling on the rail, so that the operation safety is ensured.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fixing device provided on an end chassis (30) of a transport vehicle for fixing a motor (70), characterized in that it comprises:
a first positioning assembly (10), the first positioning assembly (10) being arranged on the end chassis (30), the first positioning assembly (10) being connected with the body of the motor (70) for fixing the body of the motor (70);
the second positioning assembly (20), the second positioning assembly (20) is sleeved on the output shaft of the motor (70) and is used for fixing the output shaft of the motor (70);
the anti-falling component (40) is arranged on the end underframe (30), and at least part of the anti-falling component (40) is arranged at the bottom of the motor (70) so as to stop the motor (70).
2. The fixture according to claim 1, wherein the anti-drop assembly (40) comprises:
the supporting plate (41), the supporting plate (41) is arranged at the bottom of the motor (70), the supporting plate (41) is provided with a first connecting end and a second connecting end which are oppositely arranged, and the supporting plate (41) is connected with the end chassis (30) through the first connecting end and the second connecting end respectively.
3. The fixture according to claim 2, wherein the anti-drop assembly (40) further comprises:
a first support plate (42), the first support plate (42) being provided on the end chassis (30) for connection with a first connection end of the pallet (41);
a second support plate (43), the second support plate (43) being disposed on the end chassis (30) for connection with a second connection end of the pallet (41).
4. A fixing device according to claim 3, wherein at least a portion of the first supporting plate (42) is provided at the bottom of the supporting plate (41) to support the first connecting end of the supporting plate (41), and at least a portion of the second supporting plate (43) is provided at the bottom of the supporting plate (41) to support the second connecting end of the supporting plate (41).
5. A fixation device according to claim 3, characterized in that the first support plate (42) and/or the second support plate (43) is provided with positioning pins (44), which positioning pins (44) are at least partly connected with the carrier plate (41) for positioning the carrier plate (41).
6. A fixation device according to claim 5, wherein the support plate (41) is provided with a positioning hole, and the positioning pin (44) is at least partially inserted into the positioning hole to fix the support plate (41).
7. A fixture as claimed in claim 1, characterised in that said first positioning assembly (10) comprises:
motor mount pad (11), motor mount pad (11) with tip chassis (30) fixed connection, be equipped with mounting hole (111) on motor mount pad (11), motor (70) pass through mounting hole (111) are fixed on motor mount pad (11).
8. The fixture according to claim 7, further comprising:
a gear mounting seat (50), the gear mounting seat (50) being provided on the motor mounting seat (11) for mounting a drive gear;
the first positioning bearing (60) is arranged on the gear mounting seat (50) and used for fixing the output shaft close to one end of the motor mounting seat (11).
9. A fixture as claimed in claim 7, characterised in that said second positioning assembly (20) comprises:
a connection ferrule (21), said connection ferrule (21) disposed on said end chassis (30);
the second positioning bearing (22) is arranged on the connecting clamping sleeve (21) and used for fixing one end, far away from the motor mounting seat (11), of the output shaft.
10. A transporter, comprising: -a female chassis, -an end chassis (30), -a motor (70), and-a fastening means, said motor (70) being in driving connection with said female chassis, characterized in that said fastening means is a fastening means according to any of claims 1-9, by means of which said motor (70) is fastened to said end chassis (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911222490.9A CN110949421A (en) | 2019-12-03 | 2019-12-03 | Fixing device and transport vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911222490.9A CN110949421A (en) | 2019-12-03 | 2019-12-03 | Fixing device and transport vehicle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110949421A true CN110949421A (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911222490.9A Pending CN110949421A (en) | 2019-12-03 | 2019-12-03 | Fixing device and transport vehicle with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110949421A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2532562A1 (en) * | 2011-06-06 | 2012-12-12 | Wojskowa Akademia Techniczna im. Jaroslawa Dabrowskiego | A railway wagon and a mechanism for rotating and blocking a loading floor of a railway wagon for combined transportation |
| CN206117345U (en) * | 2016-08-11 | 2017-04-19 | 深圳天鹰兄弟无人机创新有限公司 | Install motor fixing device in unmanned aerial vehicle frame |
| CN207015341U (en) * | 2017-07-15 | 2018-02-16 | 中车永济电机有限公司 | Railcar suspension motor installation anti-drop device |
| CN209150864U (en) * | 2018-12-25 | 2019-07-23 | 南京宇舫科技有限公司 | A kind of dust guard of magneto |
| CN110053641A (en) * | 2019-04-25 | 2019-07-26 | 大连交通大学 | The convenient through transport railway freight-car of rail-road and its working method with indexable vehicle frame |
| CN110509947A (en) * | 2019-08-26 | 2019-11-29 | 中车四方车辆有限公司 | A kind of low floor vehicle vehicle bottom protective device |
-
2019
- 2019-12-03 CN CN201911222490.9A patent/CN110949421A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2532562A1 (en) * | 2011-06-06 | 2012-12-12 | Wojskowa Akademia Techniczna im. Jaroslawa Dabrowskiego | A railway wagon and a mechanism for rotating and blocking a loading floor of a railway wagon for combined transportation |
| CN206117345U (en) * | 2016-08-11 | 2017-04-19 | 深圳天鹰兄弟无人机创新有限公司 | Install motor fixing device in unmanned aerial vehicle frame |
| CN207015341U (en) * | 2017-07-15 | 2018-02-16 | 中车永济电机有限公司 | Railcar suspension motor installation anti-drop device |
| CN209150864U (en) * | 2018-12-25 | 2019-07-23 | 南京宇舫科技有限公司 | A kind of dust guard of magneto |
| CN110053641A (en) * | 2019-04-25 | 2019-07-26 | 大连交通大学 | The convenient through transport railway freight-car of rail-road and its working method with indexable vehicle frame |
| CN110509947A (en) * | 2019-08-26 | 2019-11-29 | 中车四方车辆有限公司 | A kind of low floor vehicle vehicle bottom protective device |
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| CB02 | Change of applicant information |
Address after: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Applicant after: CRRC Qiqihar Rolling Stock Co.,Ltd. Applicant after: China Shenhua Energy Co.,Ltd. Applicant after: Shenhua Railway Equipment Co.,Ltd. Address before: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Applicant before: CRRC Qiqihar Rolling Stock Co.,Ltd. Applicant before: China Shenhua Energy Co.,Ltd. Applicant before: SHENHUA RAIL AND FREIGHT WAGONS TRANSPORT Co.,Ltd. |
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Application publication date: 20200403 |
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| RJ01 | Rejection of invention patent application after publication |