CN103381840A - Auxiliary device of train, and mounting method thereof - Google Patents
Auxiliary device of train, and mounting method thereof Download PDFInfo
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- CN103381840A CN103381840A CN2012101358984A CN201210135898A CN103381840A CN 103381840 A CN103381840 A CN 103381840A CN 2012101358984 A CN2012101358984 A CN 2012101358984A CN 201210135898 A CN201210135898 A CN 201210135898A CN 103381840 A CN103381840 A CN 103381840A
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 61
- 239000010959 steel Substances 0.000 claims abstract description 61
- 238000009434 installation Methods 0.000 claims description 20
- 238000012544 monitoring process Methods 0.000 claims description 11
- 238000003466 welding Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 abstract 2
- 239000012467 final product Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The invention relates to an auxiliary device of a train, and a mounting method thereof. The auxiliary device comprises a main body and a mounting piece, wherein the mounting piece is connected to the main body and mounting holes in a train carriage top plate; the mounting holes comprise bolt holes formed in the carriage top plate and used for mounting high voltage cable protection steel pipes. The method skillfully utilizes the existing bolt holes used for mounting the high voltage cable protection steel pipes, of the train carriage, so as to realize the fixing of the auxiliary device on the carriage top plate of the train without drilling or welding; therefore, damage to the carriage top plate is avoided, and compared with a conventional mounting manner, as steps of drilling or welding, and the like are omitted, the mounting process is simplified.
Description
Technical field
The present invention relates to the railway machinery technical field, relate in particular attendant equipment on a kind of train and the installation method of this equipment.
Background technology
Development along with railway technology, demand for automation, sometimes some equipment need to be installed at the train top, as the monitoring equipment for detection of some electronic equipment or equipment (as contact system, pantograph etc.), these equipment this paper is referred to as the attendant equipment of train.
In prior art, these attendant equipments are generally captiveed joint by nut with the compartment roof plate of train, namely some bolts hole are bored in the relevant position on the compartment roof plate of this attendant equipment and train, coordinate by nuts and bolt to be fixed or to be fixed by the mode of welding.
The contriver finds that through repeatedly studying and testing there is following problem at least in above-mentioned prior art:
1, need in compartment roof plate relevant position boring or welding, cause certain destruction to compartment roof plate according to the installation site, may affect traffic safety;
2, installation process need to comprise boring or welding step, and program comparision is loaded down with trivial details.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of attendant equipment of train and the installation method of this equipment, to solve in prior art owing to holing or weld the series of problems that causes according to the installation site of equipment.
Technical scheme of the present invention is as follows:
A kind of attendant equipment of train comprises main body and fabricated section, wherein:
Described fabricated section connects the mounting hole on described main body and railway car top board, and described mounting hole comprises the bolt hole that is used for installing certain joint high voltage cable protection steel pipe on described compartment roof plate.
Preferably, in the said equipment, described mounting hole also comprises the bolt hole of the end that is positioned at the streamlined reefer housing that closes on pantograph.
Preferably, in the said equipment, described main body comprises the middleware that connects described fabricated section and the physical components that connects described middleware.
Preferably, in the said equipment, described main body also comprises shell, and described shell covers described middleware and captives joint with physical components and with described middleware.
Preferably, in the said equipment, described middleware is disassembled the housing of rear exposed high voltage cable for covering described physical components and described certain joint high voltage cable protection steel pipe.
Preferably, in the said equipment, described middleware is to be covered in the support that described certain joint high voltage cable protection steel pipe is unloaded rear exposed high voltage cable top.
Preferably, in the said equipment, described middleware is to be covered in the support that described certain joint high voltage cable is protected steel pipe top.
Preferably, in the said equipment, described physical components comprises that the The Cloud Terrace that is installed on described middleware, the camera that is arranged on described The Cloud Terrace reach relevant matching component.
The present invention also provides a kind of installation method of attendant equipment of described train, comprising:
Select a joint or more piece as the target steel pipe in the more piece high voltage cable protection steel pipe of the car body top of train;
Remove being connected of described target steel pipe and bearing, expose some bolts hole of compartment roof plate;
Utilize base portion and the described bolt hole of the described attendant equipment of fabricated section captive joint, thereby described attendant equipment is fixed on compartment roof plate.
Preferably, in said method, described attendant equipment is pantograph and contact system monitoring equipment, and described target steel pipe is the protection steel pipe of the streamlined reefer housing connection of contiguous described equipment, and described bolt hole also comprises the bolt hole of streamlined reefer housing end.
Can find out from technique scheme; the present invention has utilized the existing bolt hole that is used for installation high-voltage cable protection steel pipe of railway car dexterously; need not to hole or weld and to realize fixing at the compartment roof plate of train of attendant equipment; thereby avoid compartment roof plate is damaged; and, compare with existing mounting means owing to omitting boring or welding step and make erection procedure brief.
In addition; attendant equipment of the present invention can be arranged on the compartment roof plate outside, the high voltage cable protection steel pipe optional position along the line of train; for example can be arranged on that the joint protection steel pipe position in abutting connection with streamlined reefer housing; utilizing outside the bolt hole that this protection steel pipe is installed; also can utilize the part bolt hole on streamlined reefer housing; due to the quantity that has increased bolt hole, improved the installation soundness of equipment.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to the accompanying drawing that provides other accompanying drawing.
Fig. 1 is the structural representation of the attendant equipment of a kind of train provided by the invention;
The STRUCTURE DECOMPOSITION figure of the base portion of the attendant equipment that Fig. 2 provides for an embodiment of the present invention;
The structural representation of the base portion medium-height trestle of the attendant equipment that Fig. 3 provides for an embodiment of the present invention;
The structural representation of physical components in the base portion of the attendant equipment that Fig. 4 provides for an embodiment of the present invention;
In the base portion of the attendant equipment that Fig. 5 provides for an embodiment of the present invention, the front view of shell;
In the base portion of the attendant equipment that Fig. 6 provides for an embodiment of the present invention, the lateral plan of shell;
In the base portion of the attendant equipment that Fig. 7～Fig. 9 provides for the other several embodiment of the present invention, the structural representation of shell;
The structural representation of the base portion of the attendant equipment that Figure 10 provides for an embodiment of the present invention;
Figure 11 is the diagram of circuit of the installation method of a kind of above-mentioned attendant equipment provided by the invention.
The specific embodiment
Attendant equipment provided by the invention can utilize the existing mounting hole of the compartment roof plate of train install and fix, and need not hole in addition again and weld, and structure is ingenious, simple, avoids holing and welding the series of problems that brings.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
The roof outside of current train (being the compartment roof plate outside) generally is provided with the protection steel pipe of protection high voltage cable; described protection steel pipe is captiveed joint with the compartment roof plate of train by bearing; described bearing is directly welded in the compartment roof plate outside of train, which is provided with for the bolt hole that the protection steel pipe is installed.The present invention is by said structure; (concrete joint number can be determined in space needed according to attendant equipment to select a joint or a few joint protection steel pipe; in general, the length of a joint steel pipe can meet the demands), utilize its bolt hole attendant equipment to be fixed in the compartment roof plate outside of train.
The attendant equipment of train provided by the invention can be comprised of base portion and fabricated section, and fabricated section is used for described base portion is captiveed joint with the mounting hole of the compartment roof plate of described train.Described attendant equipment can be installed on the compartment roof plate outside, the high voltage cable protection steel pipe of the train optional position on along the line, for example position or other positions of contiguous streamlined reefer housing as required.
A kind of structure of described attendant equipment as shown in Figure 1; comprise base portion 11 and fabricated section 12 (not shown)s; described base portion 11 is provided with mounting hole 13, and is corresponding with the bolt hole that originally is used for installation high-voltage cable protection steel pipe on the railway car top board.Concrete, described fabricated section 12 can comprise screw bolt and nut, and described bolt passes the bolt hole of described mounting hole 13 and corresponding described mounting hole, and by nut screwing clamping, realizes the captiveing joint of compartment roof plate of described base portion 11 and train.
Certainly, can also adopt other forms, for example riveted joint or clamping, this paper does not do restriction to concrete connection mode, gets final product so long as can utilize the bolt hole realization body part that originally is used for installation protection steel pipe to captive joint with compartment roof plate.
In the another kind of structure of described attendant equipment; a plurality of described mounting holes 13 comprise two kinds of mounting holes; wherein a kind of be with the railway car top board on originally be used for the corresponding mounting hole of the bolt hole of installation high-voltage cable protection steel pipe, another kind is the mounting hole corresponding with the bolt hole of contiguous streamlined reefer housing end on the railway car top board.
The specific constructive form of the described base portion 11 of described attendant equipment can have multiple, and for example: can include only physical components, namely described physical components directly is connected by fabricated section 12 with the bolt hole of compartment roof plate; The middleware and the physical components that is connected described middleware that also can comprise simultaneously connection part 12, be that physical components directly is not connected with compartment roof plate, but connect by middleware, in this version, the quantity of physical components can not be subjected to the restriction of the number of bolt hole of compartment roof plate.
And described middleware can be to be set up in high voltage cable top to cover the support of described high voltage cable, and described physical components is set on it, can be also the shell of described attendant equipment, and described physical components is arranged at described inner walls.
Need to prove; attendant equipment provided by the invention can remove and install the bolt of certain joint protection steel pipe; the bolt hole that utilization reserves is installed; described attendant equipment directly is set up in above described protection steel pipe, and captives joint with described protection steel pipe, bearing by the described bolt hole that reserves.Can be also, directly replace the position of certain joint protection steel pipe, namely dismantle certain joint protection steel pipe, utilize the bolt hole that reserves that described attendant equipment is installed, at this moment, described attendant equipment be realized additional function on the one hand, also plays on the other hand the effect of protection high voltage cable.
Herein, physical components in described attendant equipment can be configured to various functional component, (be in attendant equipment physical components be configured to scan the monitoring component of pantograph image to judge whether pantograph breaks down) as example, is described in further detail this paper technical scheme the below take described attendant equipment as the pantograph monitoring equipment.
Example one
Described attendant equipment is the pantograph monitoring equipment, and the structure of its base portion comprises support 21, physical components 22 and shell 23 as shown in Figure 2, wherein:
Described support 21 is set up in high voltage cable top, which is provided with mounting hole, as shown in Figure 3, comprises the mounting hole 211 corresponding with the bolt hole position that stays on dismounting protection steel pipe rear support, and the mounting hole 212 corresponding with streamlined reefer housing terminal stud hole.
Bolt is passed described bolt hole and mounting hole and attaching nut to be tightened and described support 21 can be fixed in the compartment roof plate outside.Described support 21 is after being installed on compartment roof plate, with the fully coating of compartment roof plate formation to one section high voltage cable corresponding to the protection steel pipe of described dismounting.And described support 21 is provided with a plurality of through holes 213 for physical components is installed, and is used for the mounting hole 214 of mounting casing 23.
Described physical components 22 comprises camera, The Cloud Terrace and relevant matching component, concrete structure as shown in Figure 4, comprise that apart from streamlined reefer housing near to the camera 221 that far is arranged in order, The Cloud Terrace 222, battery 223, electric power board 224, core processing plate 225, control desk 226 and wireless module 227, these parts all are installed on described support 21 by the mounting hole on described support 21.
Described shell 23 is set in described physical components 22 and support 21 outsides, and captive joint with support 21, as shown in Figure 5 and Figure 6, the end face of the end that it is far away apart from streamlined reefer housing is provided with the space 231 that can hold high voltage cable, and the side, both sides is provided with the mounting hole 232 corresponding with above-mentioned mounting hole 214 positions.Can also be provided with simultaneously the mounting hole 233 corresponding with streamlined reefer housing terminal stud hole, as shown in Figure 7, that is to say, described shell 23 can be connected with streamlined reefer housing with support 21 simultaneously, also can only be connected with streamlined reefer housing.In addition, can offer glass window 234 on the shooting visual angle of corresponding camera on it (taking the visual angle of pantograph), facilitate camera picked-up pantograph image, can protect camera to avoid the wind and rain invasion and attack simultaneously, as shown in Figure 8.In some instances, but corresponding battery 223 positions, described shell one side side offer the lid 235 of lock sealing, and the handled easily personnel change battery, as shown in Figure 9.
Need to prove, in this example, described support 21 is made of two side plate and top boards that are parallel to described compartment roof plate perpendicular to compartment roof plate, and the through hole of above-mentioned installation physical components 22 namely is arranged on described top board, and the mounting hole of mounting casing 23 is arranged on side plate.But; this paper does not limit the shape of described support 21; so long as it can cover one section high voltage cable and can get final product by the permanent entity parts; for example; in other embodiments, the cross-sectional plane of the top board of described support 21 is circular-arc, and is corresponding; the bottom of the physical components that is installed on it also is and suitable circular-arc of the top board of described support 21, can realize so equally permanent entity parts and protection high voltage cable.
Also need to prove, in other examples, not necessarily need to arrange through hole on described support 21, so long as can realize physical components is installed fixing getting final product, for example also can be connected with physical components by chute or draw-in groove, for the physical components of some printed circuit board (Printed Circuit Board, PCB) form, can also fix by riveter post mode.
In addition, in this example, the structure of the physical components 22 shown in Fig. 3 is only a kind of concrete form of physical components 22, relevant matching component wherein can delete according to demand or increase, for example, and in some instances, can omit described wireless module, increase communication cable interface.
Example two
Described attendant equipment is the pantograph monitoring equipment; its base portion comprises each physical components; the all parts directly bolt hole on the bearing of the protection steel pipe by contiguous streamlined reefer housing is installed; Figure 10 shows a kind of example; in this example, physical components only comprises camera and The Cloud Terrace; can increase as required corresponding component (as battery, electric power board, core processing plate, control desk and wireless module etc.) in other examples; shown in figure, camera 221 and The Cloud Terrace 222 are installed on the bearing of removing after the protection steel pipe.This structure is more applicable when physical components is few, need not support or housing as middleware, and structural reduction is easy for installation.
Example three
Described attendant equipment is the pantograph monitoring equipment, is comprised of shell and physical components, and wherein, its shell directly protects the bolt hole of steel pipe and/or the bolt hole of streamlined reefer housing end to be connected with the installation of compartment roof plate, and described physical components is arranged on described outer casing inner wall.Concrete, the installing component (as bolt hole or chute) of permanent entity parts can be set on described side wall of outer shell or top board.Can find out, in this example, described shell can have the protective action of housing itself on the one hand, also has the middle connection function as support as described in example one.
Can find out by foregoing; scheme provided by the invention has been utilized the existing bolt hole that is used for installation high-voltage cable protection steel pipe of railway car and/or the bolt hole of streamlined reefer housing end dexterously; need not to hole or weld and to realize fixing at the compartment roof plate of train of attendant equipment; thereby avoid compartment roof plate is damaged; and, compare with existing mounting means owing to omitting boring or welding step and make erection procedure brief.
For above-mentioned attendant equipment, the present invention also provides a kind of installation method of correspondence.
Please refer to Figure 11, the installation method schematic diagram for the attendant equipment of a kind of train provided by the invention comprises the following steps:
Step S11, select a joint (or more piece) as the target steel pipe in the more piece high voltage cable protection steel pipe of the car body top of train.
Step S12, the described target steel pipe of dismounting are connected with bearing, expose some bolts hole of (also can be described as and reserve) compartment roof plate.
High voltage cable protection steel pipe is to be installed on described bearing by the bolt hole with the bearing that is welded in compartment roof plate; remove described target steel pipe and can directly dismantle described target steel pipe with being connected of bearing; also can only dismantle the bolt hole of described target steel pipe and bearing, as long as can reserve bolt hole.
Step S13, the base portion of utilizing the described attendant equipment of fabricated section captive joint and described bolt hole.
Described attendant equipment is provided with the corresponding mounting hole in described bolt hole position that reserves with step S12, the base portion of attendant equipment is positioned on bearing, with the mounting hole of attendant equipment with after bolt hole on bearing aligns, bolt is passed described mounting hole and bolt hole, and screw with nut at the bolt external part, make the base portion of described attendant equipment and captiveing joint of bearing, thus the captiveing joint of the compartment roof plate of the base portion that realizes described attendant equipment and train.
Need to prove, situation for the bolt hole of only dismantling described target steel pipe and bearing, can be directly by bolt or other fabricated sections (as rivet) with as described in base portion, target steel pipe and the bearing of attendant equipment fixing simultaneously, described base portion is set up in described target steel pipe top; And for the situation that described target steel pipe integral is removed, can the base portion of accessory device being captiveed joint with described bearing by bolt, but the high voltage cable that needs this moment described base portion to expose after can the dismounting of coverage goal steel pipe.
the target steel pipe of determining in above-mentioned steps S11 can be any joint or more piece of more piece high voltage cable protection steel pipe on the train top board, particular location is decided according to demand, for example, if attendant equipment is pantograph monitoring equipment (is in attendant equipment physical components be configured to scan the monitoring component of pantograph image to judge whether pantograph breaks down), can select the protection steel pipe adjacent with the nearest streamlined reefer housing in the pantograph position of required monitoring as the target steel pipe, at this moment, the some bolts hole that reserve in step S12 just not only comprise the bolt hole that is used for installing described protection of goal steel pipe on bearing, also increased the bolt hole of streamlined reefer housing end, so can improve the soundness of described attendant equipment on compartment roof plate.
The structure of described base portion please refer to preamble device partial content, does not repeat them here.
Need to prove, in this specification sheets, each embodiment can replenish mutually, and what each embodiment stressed is and the difference of other embodiment that between each embodiment, identical similar part is mutually referring to getting final product.
Need to prove, in this article, relational terms such as the first and second grades only is used for an entity or operation are separated with another entity or operational zone, and not necessarily requires or hint and have the relation of any this reality or sequentially between these entities or operation.In addition, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby make the process, method, article or the equipment that comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or also be included as the intrinsic key element of this process, method, article or equipment.In the situation that not more restrictions, the key element that is limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, realization in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. the attendant equipment of a train, is characterized in that, comprises main body and fabricated section, wherein:
Described fabricated section connects the mounting hole on described main body and railway car top board, and described mounting hole comprises the bolt hole that is used for installing certain joint high voltage cable protection steel pipe on described compartment roof plate.
2. attendant equipment as claimed in claim 1, is characterized in that, described mounting hole also comprises the bolt hole of the end that is positioned at the streamlined reefer housing that closes on pantograph.
3. attendant equipment as claimed in claim 1 or 2, is characterized in that, described main body comprises the middleware that connects described fabricated section and the physical components that connects described middleware.
4. attendant equipment as claimed in claim 3, is characterized in that, described main body also comprises shell, and described shell covers described middleware and captives joint with physical components and with described middleware.
5. attendant equipment as claimed in claim 3, is characterized in that, described middleware is disassembled the housing of rear exposed high voltage cable for covering described physical components and described certain joint high voltage cable protection steel pipe.
6. attendant equipment as claimed in claim 3, is characterized in that, described middleware is to be covered in the support that described certain joint high voltage cable protection steel pipe is unloaded rear exposed high voltage cable top.
7. attendant equipment as claimed in claim 3, is characterized in that, described middleware is to be covered in the support that described certain joint high voltage cable is protected steel pipe top.
8. attendant equipment as claimed in claim 3, is characterized in that, described physical components comprises that the The Cloud Terrace that is installed on described middleware, the camera that is arranged on described The Cloud Terrace reach relevant matching component.
9. the installation method of the attendant equipment of a train as claimed in claim 1, is characterized in that, comprising:
Select a joint or more piece as the target steel pipe in the more piece high voltage cable protection steel pipe of the car body top of train;
Remove being connected of described target steel pipe and bearing, expose some bolts hole of compartment roof plate;
Utilize base portion and the described bolt hole of the described attendant equipment of fabricated section captive joint, thereby described attendant equipment is fixed on compartment roof plate.
10. installation method as claimed in claim 9; it is characterized in that; described attendant equipment is pantograph and contact system monitoring equipment, and described target steel pipe is the protection steel pipe of the streamlined reefer housing connection of contiguous described equipment, and described bolt hole also comprises the bolt hole of streamlined reefer housing end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101358984A CN103381840A (en) | 2012-05-04 | 2012-05-04 | Auxiliary device of train, and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101358984A CN103381840A (en) | 2012-05-04 | 2012-05-04 | Auxiliary device of train, and mounting method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN103381840A true CN103381840A (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101358984A Pending CN103381840A (en) | 2012-05-04 | 2012-05-04 | Auxiliary device of train, and mounting method thereof |
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| CN (1) | CN103381840A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366999A (en) * | 2021-05-20 | 2022-11-22 | 通用汽车环球科技运作有限责任公司 | Pickup truck carriage practical wall |
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| GB299778A (en) * | 1927-10-31 | 1929-05-30 | Gyula Fischer | Improvements in current collectors for electric vehicles |
| DE2600693B2 (en) * | 1975-01-14 | 1977-03-24 | MOUNTING DEVICE FOR GRINDING PIECE CARRIER WITH CARBON BLADE | |
| CN1762742A (en) * | 2004-10-21 | 2006-04-26 | 丰田合成株式会社 | Head protecting airbag apparatus |
| CN101628258A (en) * | 2009-08-18 | 2010-01-20 | 广宝来特种石英（凤阳）科技有限公司 | Floatation process of quartz sand |
| CN202080287U (en) * | 2011-03-15 | 2011-12-21 | 南京南车浦镇城轨车辆有限责任公司 | Metro vehicle end operation protecting device |
| CN102358309A (en) * | 2011-09-19 | 2012-02-22 | 南车戚墅堰机车有限公司 | Sand excavation instrument device for locomotive body |
| CN202593538U (en) * | 2012-05-04 | 2012-12-12 | 北京华兴致远科技发展有限公司 | Accessory equipment for train |
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2012
- 2012-05-04 CN CN2012101358984A patent/CN103381840A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB299778A (en) * | 1927-10-31 | 1929-05-30 | Gyula Fischer | Improvements in current collectors for electric vehicles |
| DE2600693B2 (en) * | 1975-01-14 | 1977-03-24 | MOUNTING DEVICE FOR GRINDING PIECE CARRIER WITH CARBON BLADE | |
| CN1762742A (en) * | 2004-10-21 | 2006-04-26 | 丰田合成株式会社 | Head protecting airbag apparatus |
| CN101628258A (en) * | 2009-08-18 | 2010-01-20 | 广宝来特种石英（凤阳）科技有限公司 | Floatation process of quartz sand |
| CN202080287U (en) * | 2011-03-15 | 2011-12-21 | 南京南车浦镇城轨车辆有限责任公司 | Metro vehicle end operation protecting device |
| CN102358309A (en) * | 2011-09-19 | 2012-02-22 | 南车戚墅堰机车有限公司 | Sand excavation instrument device for locomotive body |
| CN202593538U (en) * | 2012-05-04 | 2012-12-12 | 北京华兴致远科技发展有限公司 | Accessory equipment for train |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366999A (en) * | 2021-05-20 | 2022-11-22 | 通用汽车环球科技运作有限责任公司 | Pickup truck carriage practical wall |
| CN115366999B (en) * | 2021-05-20 | 2023-10-10 | 通用汽车环球科技运作有限责任公司 | Pick-up truck cargo box practical wall |
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