CN107471932A - A kind of combined tractor of battery - Google Patents
A kind of combined tractor of battery Download PDFInfo
- Publication number
- CN107471932A CN107471932A CN201710745936.0A CN201710745936A CN107471932A CN 107471932 A CN107471932 A CN 107471932A CN 201710745936 A CN201710745936 A CN 201710745936A CN 107471932 A CN107471932 A CN 107471932A
- Authority
- CN
- China
- Prior art keywords
- vehicle body
- batteries
- battery
- guide wheel
- highway
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000003860 storage Methods 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60F—VEHICLES FOR USE BOTH ON RAIL AND ON ROAD; AMPHIBIOUS OR LIKE VEHICLES; CONVERTIBLE VEHICLES
- B60F1/00—Vehicles for use both on rail and on road; Conversions therefor
- B60F1/04—Vehicles for use both on rail and on road; Conversions therefor with rail and road wheels on different axles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L8/00—Electric propulsion with power supply from forces of nature, e.g. sun or wind
- B60L8/003—Converting light into electric energy, e.g. by using photo-voltaic systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention discloses a kind of combined tractor of battery, including a vehicle body, one batteries, one electric cabinet, one solar energy shutter, one motor pump, one power drive system, one highway walking system, one guide wheel system and a draw-gear, the batteries and the electric cabinet are arranged above the vehicle body and both electrical connections, the solar energy shutter is arranged above the batteries and electrically connected with the batteries, the motor pump and the power drive system are arranged at below the vehicle body and electrically connected respectively with the batteries, the highway walking system is arranged at below the vehicle body and is connected with the power drive system, the guide wheel system is arranged at below the vehicle body and is connected with the motor pump, the draw-gear is arranged at the vehicle body front side.The combined tractor of battery in the present invention is easy to operate, dependable performance, energy-conserving and environment-protective.
Description
Technical field
The present invention relates to electric car technical field, and in particular to a kind of combined tractor of battery.
Background technology
The scale for building urban rail subway and China Railway High-speed construction with each city of China constantly expands, subway maintenance
Section, light rail maintenance section and state's iron motor car inspection and repair base etc. place use to have to cover more and more and designed, therefore user matches somebody with somebody to station section
The feature of environmental protection and flexibility for putting rail-road car propose requirements at the higher level.Main product is that diesel engine is combined on domestic market
Car and small part import battery rail-road car, because country is to environmental protection, the promotion energetically of energy-conservation so that client is to environment, noise
Concern etc. factor is also paid attention to increasingly.Therefore, a kind of new energy-saving and environmental protection, low noise, simple operation, performance are manufactured and designed
Reliably rail-road tractor turns into the inexorable trend of development.
The content of the invention
In view of the above-mentioned problems, it is necessary to provide a kind of easy to operate, dependable performance, the battery of energy-conserving and environment-protective combined
Tractor.
The technical solution adopted by the present invention：A kind of combined tractor of battery, including a vehicle body, a batteries,
One electric cabinet, a solar energy shutter, a motor pump, a power drive system, a highway walking system, a guide wheel system
With a draw-gear, the batteries and the electric cabinet are arranged at the vehicle body top and both electrical connections, the sun
Energy shutter is arranged above the batteries and electrically connected with the batteries, and the motor pump and the power pass
Dynamic system is arranged at below the vehicle body and electrically connected respectively with the batteries, and the highway walking system is arranged at described
Be connected below vehicle body and with the power drive system, the guide wheel system be arranged at below the vehicle body and with the motor
Oil pump is connected, and the draw-gear is arranged at the vehicle body front side.
The beneficial effects of the present invention are：Original bavin Water Oil Or Gas is replaced to increase simultaneously as power resources by the use of batteries
Add solar energy shutter to be charged for battery, reach the purpose of energy-conserving and environment-protective；The draw-gear of setting can meet not of the same race
The hitch requirement for height of class towed vehicle, it is easy to operate；Batteries are distinguished by motor pump and power drive system
Guide wheel system and the operating of highway walking system are driven, is operated steadily, dependable performance.
Brief description of the drawings
Fig. 1 show the structural representation of the combined tractor of battery in the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described, and illustrated embodiment is served only for explaining the present invention, is not intended to
Limit the scope of the present invention.
It is a kind of attachment structure schematic diagram of the combined tractor 100 of battery provided by the invention as shown in Figure 1, bag
Include a vehicle body 10, a batteries 20, an electric cabinet 30, a solar energy shutter 40, a motor pump 50, a PWTN
60, one highway walking system 70 of system, a guide wheel system 80 and a draw-gear 90.The batteries 20 and the electric cabinet
30 are arranged at the top of vehicle body 10 and both electrical connections, and the solar energy shutter 40 is arranged at the top of batteries 20
And electrically connected with the batteries 20, the motor pump 50 and the power drive system 60 are arranged under the vehicle body 10
Side and electrically connected respectively with the batteries 20, the highway walking system 70 be arranged at the lower section of the vehicle body 10 and with it is described
Power drive system 60 is connected, the guide wheel system 80 be arranged at the lower section of the vehicle body 10 and with the phase of motor pump 50
Even, the draw-gear 90 is arranged at the front side of vehicle body 10.
Main structure body of the vehicle body 10 as whole device, including driver's cabin 11 and vehicle frame 12, the driver's cabin 11 are set
It is placed on the vehicle frame 12, is provided with the facilities such as steering wheel, guidance panel, seat in the driver's cabin 11, on the vehicle frame 12
Storage box 13 has also been arranged side by side with the driver's cabin 11, for placing other devices, and has played a protective role.
The voltage swing of batteries 20 is 80V, and as the power source of whole device, the batteries 20 are arranged at
On the vehicle body 10, specifically, in the storage box 13 being arranged on the vehicle frame 12.
The electric cabinet 30 electrically connects, the electricity as the control section as whole device with the batteries 20
Control case 30 is arranged on the vehicle body 10, specifically, being arranged in the driver's cabin 11.
The solar energy shutter 40 is arranged at the top of batteries 20, first, playing to the batteries 20
Protective effect, second, being charged for the batteries 20.The solar energy shutter 40 can be set to it is folding, and
The batteries 20 can be also covered all under folded state, then can determine that the solar energy folds according to being actually needed
Plate opens size, meets the charging needs to the batteries 20.
The motor pump 50 provides power by the batteries 20, is mainly used in driving the steering of vehicle, driving system
Dynamic, parking braking, the lifting of guide wheel system.The motor pump 50 be arranged at the lower section of the vehicle body 10 and with the battery
The electrical connection of group 20.
The driving main body that the power drive system 60 is advanced as whole device in highway, it is arranged under the vehicle body 10
Side, is powered by the batteries 20.The power drive system 60 includes speed changer 61, motor 62, transfer case 63 and transmission
Axle 64, the speed changer 61 connect the batteries 20, and the motor 62 connects the speed changer 61, and the speed changer 61 will
The DC conversion of the batteries 20 is three-phase alternating current, and the transfer case 63 connects the motor 62, the transfer case
63 connect the highway walking system 70 by the power transmission shaft 64.
The highway walking system 70 is mainly used in walking of the whole device on highway, is arranged at the lower section of vehicle body 10
And it is connected with the power drive system 60.The highway walking system 70 includes preceding highway walking system 71 and rear highway traveling
System 72, the preceding highway walking system 71 and the rear highway walking system 72 are relatively arranged on the lower section of vehicle body 10, and
The transfer case 63 is connected by the power transmission shaft 64 respectively, its operating is driven by the transfer case 63.
The guide wheel system 80 is mainly used in whole device walking in orbit, be arranged at the lower section of the vehicle body 10 and
It is connected with the motor pump 50.The guide wheel system 80 includes front jockey wheel system 81 and rear guide wheel system 82, described
Front jockey wheel system 81 and the rear guide wheel system 82 are relatively arranged on the lower section of vehicle body 10, and connect the motor respectively
Oil pump 50, its lifting is directly driven by the motor pump 50.
The draw-gear 90 is arranged at the front side of vehicle body 10, tool as the connection main body with other towed vehicles
Body, it is arranged at the front side of driver's cabin 11.The draw-gear 90 includes towing plate 91 and draw bar 92, the towing plate 91
The front side of driver's cabin 11 is fixed on vertically, and the draw bar 92 is arranged on the towing plate 91, and the draw bar 92 is in institute
State it is Height Adjustable on towing plate 91, primarily to meeting the hitch requirement for height of variety classes towed vehicle.
In order to reduce radius of turn during highway pattern, rail operation during railroad mode, the battery are facilitated
Combined tractor 100 also includes more than one kinds of steering mode hydraulic control system, a variety of steering mode hydraulic control systems
System comprises at least one first solenoid directional control valve and multiple electromagnetic switch valves.By control multiple electromagnetic switch valves opening and closing and
The switching of the different conducting positions of first solenoid directional control valve, to realize that rear-axle steering, front and back wheel synchronously turn to and front and back wheel is asynchronous
Turn to three kinds of steering patterns.
In order to ensure the tractive force of tractor and braking are stable, and derailment accident will not occur, the battery rail-road
Double duty tractor 100 also includes an anticreep rail hydraulic control system, and the anticreep rail hydraulic control system comprises at least two storages
Energy device and two the second solenoid directional control valves, pass through the switching of the different conducting positions of two solenoid directional control valves, it is possible to achieve described
The raising and lowering of guide wheel system 80, by the setting of the accumulator, the temporary transient storage and release of energy can be completed, with
Ensure the pressure stability in the guide wheel system 80, so as to realize automatically adjusting for the adjustable height of guide wheel system 80,
So as to avoid that derailment accident occurs.
The operation principle of the present invention：When highway is walked, the motor pump 50 is controlled to work by the electric cabinet 30,
And then drive the front jockey wheel system 81 and the rear guide wheel system 82 to rise, until the front jockey wheel system 81 and institute
State rear guide wheel system 82 and leave road surface completely, then control the power drive system 60 to work by the electric cabinet 30, enter
And drive the preceding highway walking system 71 and the rear highway walking system 72 to start running, so as to drive vehicle on highway
Traveling；When railroad track is walked, then the front jockey wheel system 81 and the rear guide wheel system 82 are fallen, until described
Preceding highway walking system 71, the rear highway walking system 72, the front jockey wheel system 81 and the rear guide wheel system 82
Track is just contacted, vehicle is then driven in railway by the preceding highway walking system 71 and the rear highway walking system 72
Travelled on track, guiding control is carried out by the front jockey wheel system 81 and the rear guide wheel system 82.Drawing other cars
When, the height of the draw bar 92 is highly adjusted according to the hitch of towed vehicle so that towed vehicle is connected into the storage
On the combined tractor 100 of battery, and then towed vehicle is drawn to specified location.
The beneficial effects of the present invention are：Original bavin Water Oil Or Gas is replaced to increase simultaneously as power resources by the use of batteries
Add solar energy shutter to be charged for battery, reach the purpose of energy-conserving and environment-protective；The draw-gear of setting can meet not of the same race
The hitch requirement for height of class towed vehicle, it is easy to operate；Batteries are distinguished by motor pump and power drive system
Guide wheel system and the operating of highway walking system are driven, is operated steadily, dependable performance.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (7)
1. a kind of combined tractor of battery, it is characterised in that including a vehicle body, a batteries, an electric cabinet, one too
Positive energy shutter, a motor pump, a power drive system, a highway walking system, a guide wheel system and a draw-gear,
The batteries and the electric cabinet are arranged above the vehicle body and both electrical connections, the solar energy shutter are arranged at
Electrically connected above the batteries and with the batteries, the motor pump and the power drive system are arranged at institute
State below vehicle body and electrically connect respectively with the batteries, the highway walking system be arranged at the vehicle body lower section and with institute
State power drive system to be connected, the guide wheel system is arranged at below the vehicle body and with the motor pump is connected, described
Draw-gear is arranged at the vehicle body front side.
2. the combined tractor of battery as claimed in claim 1, it is characterised in that the power drive system includes becoming
Fast device, motor, transfer case and power transmission shaft, the speed changer connect the batteries, speed changer described in the motor connection, institute
State transfer case and connect the motor, the transfer case passes through highway walking system described in the transmission axis connection.
3. the combined tractor of battery as claimed in claim 2, it is characterised in that before the highway walking system includes
Highway walking system and rear highway walking system, the preceding highway walking system and the rear highway walking system are relatively arranged on
Below the vehicle body, and pass through transfer case described in the transmission axis connection respectively.
4. the combined tractor of battery as claimed in claim 3, it is characterised in that the guide wheel system includes leading
To wheel system and rear guide wheel system, the front jockey wheel system and the rear guide wheel system are relatively arranged under the vehicle body
Side, and the motor pump is connected respectively.
5. the combined tractor of battery as claimed in claim 1, it is characterised in that the draw-gear includes towing plate
And draw bar, the towing plate are fixed on the vehicle body front side vertically, the draw bar is arranged on the towing plate.
6. the combined tractor of battery as claimed in claim 1, it is characterised in that the combined traction of battery
Car also includes more than one kinds of steering mode hydraulic control system, and a variety of steering mode hydraulic control systems comprise at least one first
Solenoid directional control valve and multiple electromagnetic switch valves.
7. the combined tractor of battery as claimed in claim 1, it is characterised in that the combined traction of battery
Car also includes an anticreep rail hydraulic control system, and the anticreep rail hydraulic control system comprises at least two accumulators and two the
Two solenoid directional control valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710745936.0A CN107471932A (en) | 2017-08-26 | 2017-08-26 | A kind of combined tractor of battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710745936.0A CN107471932A (en) | 2017-08-26 | 2017-08-26 | A kind of combined tractor of battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107471932A true CN107471932A (en) | 2017-12-15 |
Family
ID=60602890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710745936.0A Pending CN107471932A (en) | 2017-08-26 | 2017-08-26 | A kind of combined tractor of battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107471932A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839527A (en) * | 2018-08-22 | 2018-11-20 | 大连铁丰轨道交通装备有限责任公司 | Independent driving rail-road road double duty tractor |
| CN113734208A (en) * | 2021-08-24 | 2021-12-03 | 青岛中车四方轨道车辆有限公司 | Rail transit traction vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101791934A (en) * | 2010-03-09 | 2010-08-04 | 合肥博普高新科技有限公司 | Electric or solar highway-railway combined automobile and line thereof |
| CN201660030U (en) * | 2010-01-20 | 2010-12-01 | 武汉铁路科学技术研究发展有限公司 | Electric intelligent trailer wagon for both highway and railway |
| CN202541231U (en) * | 2012-04-13 | 2012-11-21 | 何慧勤 | Dual-purpose remote control car for public rail |
| CN103373365A (en) * | 2012-04-13 | 2013-10-30 | 何慧勤 | Highway-railway dual-purpose remote control car and control method thereof |
| CN205836533U (en) * | 2016-06-27 | 2016-12-28 | 刘瑞已 | A kind of combined tractor |
| CN205930208U (en) * | 2016-08-27 | 2017-02-08 | 大连铁丰轨道交通装备有限责任公司 | Combined car of battery |
| CN207156867U (en) * | 2017-08-26 | 2018-03-30 | 湖北时瑞达重型工程机械有限公司 | A kind of combined tractor of battery |
-
2017
- 2017-08-26 CN CN201710745936.0A patent/CN107471932A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201660030U (en) * | 2010-01-20 | 2010-12-01 | 武汉铁路科学技术研究发展有限公司 | Electric intelligent trailer wagon for both highway and railway |
| CN101791934A (en) * | 2010-03-09 | 2010-08-04 | 合肥博普高新科技有限公司 | Electric or solar highway-railway combined automobile and line thereof |
| CN202541231U (en) * | 2012-04-13 | 2012-11-21 | 何慧勤 | Dual-purpose remote control car for public rail |
| CN103373365A (en) * | 2012-04-13 | 2013-10-30 | 何慧勤 | Highway-railway dual-purpose remote control car and control method thereof |
| CN205836533U (en) * | 2016-06-27 | 2016-12-28 | 刘瑞已 | A kind of combined tractor |
| CN205930208U (en) * | 2016-08-27 | 2017-02-08 | 大连铁丰轨道交通装备有限责任公司 | Combined car of battery |
| CN207156867U (en) * | 2017-08-26 | 2018-03-30 | 湖北时瑞达重型工程机械有限公司 | A kind of combined tractor of battery |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839527A (en) * | 2018-08-22 | 2018-11-20 | 大连铁丰轨道交通装备有限责任公司 | Independent driving rail-road road double duty tractor |
| CN108839527B (en) * | 2018-08-22 | 2024-02-13 | 大连铁丰轨道交通装备有限责任公司 | Independently driven highway and railway dual-purpose tractor |
| CN113734208A (en) * | 2021-08-24 | 2021-12-03 | 青岛中车四方轨道车辆有限公司 | Rail transit traction vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180808 Address after: 441100 Xianggang Industrial Park, Xiangzhou District, Xiangyang, Hubei Applicant after: HUBEI SHIRUIDA HEAVY ENGINEERING MACHINERY Co.,Ltd. Applicant after: HUBEI University OF TECHNOLOGY Address before: 441100 Xianggang Industrial Park, Xiangzhou District, Xiangyang, Hubei Applicant before: HUBEI SHIRUIDA HEAVY ENGINEERING MACHINERY Co.,Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171215 |