CN107757736A - Anti-explosion electric tractor with attachment - Google Patents
Anti-explosion electric tractor with attachment Download PDFInfo
- Publication number
- CN107757736A CN107757736A CN201711067684.7A CN201711067684A CN107757736A CN 107757736 A CN107757736 A CN 107757736A CN 201711067684 A CN201711067684 A CN 201711067684A CN 107757736 A CN107757736 A CN 107757736A
- Authority
- CN
- China
- Prior art keywords
- attachment
- explosion
- hanging structure
- electric tractor
- explosion electric
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/14—Draw-gear or towing devices characterised by their type
- B60D1/145—Draw-gear or towing devices characterised by their type consisting of an elongated single bar or tube
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/36—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for facilitating connection, e.g. hitch catchers, visual guide means, signalling aids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D49/00—Tractors
- B62D49/06—Tractors adapted for multi-purpose use
Abstract
A kind of anti-explosion electric tractor with attachment, including vehicle frame, electric walking system, anti-explosion battery dynamical system and the mechanical mounting system for being arranged on vehicle frame rear end, the mechanical mounting system includes supporting construction and is arranged on the semi-trailer hanging structure of the first side of the supporting construction and is arranged on the fully-trailed hanging structure of the second side of the supporting construction.Implement the anti-explosion electric tractor of the attachment of the present invention, by setting semi-trailer hanging structure and fully-trailed hanging structure respectively on the support structure, it instead of hinged disk, not only turn flexible, reduce maintenance and damage cost, different mounting demands can also be adapted to, is adapted to different mine operations.
Description
Technical field
The present invention relates to electric automobile, more specifically to a kind of anti-explosion electric tractor with attachment.
Background technology
At present in explosive gas atmosphere, such as Minepit environment is contained, the mining articulator of article generally use is transported.Ore deposit
Drive part and load-carrying part are generally included with articulator, is connected between two parts by hinged disk.Although mining articulator leads to
It often can adapt to rugged road surface and can smoothly unload article.But due to being between drive part and load-carrying part
Connected by hinged disk, thus its exist turn it is dumb, the abrasion of hinged disk easy stress or by environmental gas pollution and
Situations such as shortening the life-span.Further, since the otherness of different mines is very big, mining articulator is difficult the difference for adapting to different mines
Volume requirement.
The content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, there is provided one kind has mounting work(
The anti-explosion electric tractor of energy.
The technical solution adopted for the present invention to solve the technical problems is：Construct a kind of anti-explosion electric with attachment
Tractor, including vehicle frame, electric walking system, anti-explosion battery dynamical system and the machinery mounting system for being arranged on vehicle frame rear end
System, the mechanical mounting system include supporting construction and be arranged on the supporting construction the first side semi-trailer hanging structure and
It is arranged on the fully-trailed hanging structure of the second side of the supporting construction.
In the anti-explosion electric tractor of the present invention with attachment, the electric walking system includes front-wheel
And trailing wheel, the supporting construction include the multiple supporting plates set around the trailing wheel, the semi-trailer hanging structure is setting
Saddle hanging structure on horizontal supporting plate, and the fully-trailed hanging structure is provided in the horn in vertical support plate
Hanging structure.
In the anti-explosion electric tractor of the present invention with attachment, the saddle hanging structure includes center
Open up the saddle of V-shaped groove and the hanging structure being arranged on below saddle, the V-shaped groove on the saddle is formed on the saddle
With the symmetrical block flap of the V-shaped groove, the block flap is bent downwards.
In the anti-explosion electric tractor of the present invention with attachment, the hanging structure includes support base,
The fixture block that is connected with support base rotating shaft, can be along the push rod for moving and pinning perpendicular to mounting direction, the side of the push rod can be with
The lateral surface of the fixture block offsets.
In the anti-explosion electric tractor of the present invention with attachment, along vertical with mounting on the push rod
Direction be provided with bar hole, guide pillar is provided with the support base, the guide pillar is located in the bar hole, the bar hole
Inner end portion and the guide pillar between be provided with spring, the push rod end is provided with handle, side is provided with neck.
In the anti-explosion electric tractor of the present invention with attachment, the horn hanging structure includes loudspeaker
Shape hangs accommodating chamber and installs the installation base plate of the horn-like accommodating chamber, and hook portion is set in the horn-like accommodating chamber.
In the anti-explosion electric tractor of the present invention with attachment, the hook portion is included for being installed to institute
Mounting seat, the hook main body being connected with the mounting seat of horn-like accommodating chamber are stated, the hook main body is hung including bottom
Hook and through pivotal axis be rotatably mounted to it is described hook main body on upper hook.
In the anti-explosion electric tractor of the present invention with attachment, the electric walking system is further wrapped
Include：The motor driver that is electrically connected with the anti-explosion battery dynamical system, it is electrically connected through power transmission shaft and the motor driver
The vehicle bridge mechanical reduction gear connect, and the gear shaft mechanically connected with the front-wheel and the trailing wheel.
In the anti-explosion electric tractor of the present invention with attachment, further comprise being arranged on the vehicle frame
On row brakes in integral type, the row brakes in integral type include electrically connected with the anti-explosion battery dynamical system
Motor, the hydraulic pump driven by the motor, by hydraulic pipeline fluidly connect the hydraulic pump wheel hub cause
Dynamic device.
In the anti-explosion electric tractor of the present invention with attachment, further comprise hydraulic steering system,
Electronic governing system and shock mitigation system.
Implement the anti-explosion electric tractor of the attachment of the present invention, by setting semi-trailer to hang respectively on the support structure
Binding structure and fully-trailed hanging structure, instead of hinged disk, not only turn flexible, reduce maintenance and damage cost, additionally it is possible to
Different mounting demands is adapted to, is adapted to different mine operations.By using the saddle hanging structure and/or loudspeaker of setting structure
Formula hanging structure, the semi-trailer mounting of trailer or fully-trailed mounting can be simply and easily realized, further, can be by upper
State control system and the anti-explosion electric tractor is controlled with high efficiency, high-performance.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the structural representation of the anti-explosion electric tractor with attachment of the first embodiment of the present invention；
Fig. 2 is the knot of the preferred embodiment of the hanging structure of the anti-explosion electric tractor with attachment shown in Fig. 1
Structure schematic diagram；
Fig. 3 is the structure of the preferred embodiment of the hook portion of the anti-explosion electric tractor with attachment shown in Fig. 1
Schematic diagram；
Fig. 4 is the principle schematic of the control system of the anti-explosion electric tractor with attachment shown in Fig. 1.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 is the structural representation of the anti-explosion electric tractor with attachment of the first embodiment of the present invention.Such as
Shown in Fig. 1, the anti-explosion electric tractor with attachment of the invention, including vehicle frame 100, electric walking system, anti-explosion electric
Pond dynamical system 300 and the mechanical mounting system for being arranged on the rear end of vehicle frame 100.As shown in figure 1, the mechanical mounting system
Semi-trailer hanging structure 410 including supporting construction 430 and the first side for being arranged on the supporting construction 430 and it is arranged on described
The fully-trailed hanging structure 420 of second side of supporting construction 430.
In the present embodiment, the vehicle frame, electric walking system, anti-explosion battery dynamical system 300 can use this area
In known any vehicle frame, electric walking system, anti-explosion battery dynamical system.In embodiments of the present invention, the supporting construction
430 can be provided in any supporting plate of vehicle frame 100, support frame etc., and the semi-trailer hanging structure 410 can be any
It can be used for the hanging structure of semi-mounted trailer, such as hook, mounting chain etc..And the similarly fully-trailed hanging structure 420
Can also be any hanging structure that can be used for full trailor, such as hook, mounting chain etc..
Implement the anti-explosion electric tractor of the attachment of the present invention, by setting semi-trailer to hang respectively on the support structure
Binding structure and fully-trailed hanging structure, instead of hinged disk, not only turn flexible, reduce maintenance and damage cost, additionally it is possible to
Different mounting demands is adapted to, is adapted to different mine operations.
The anti-explosion electric tractor with attachment for implementing the present invention can be by semi-trailer hanging structure and full extension
Formula hanging structure pushes away before realizing, the pure traction function of post-tensioning, stops working fault car available for emergency relief.The semi-trailer mounting
Structure by the quick wheel hitch kingpin of traction bearing pin of trailer, can realize 5T or 10T self-discharging semitrailer traction；It is and fully-trailed
Hanging structure can realize full extension trailer.
In the preferred embodiment shown in Fig. 1, the electric walking system includes front wheels and rear wheels 210.The support knot
Structure 430 includes the multiple supporting plates set around the trailing wheel 210.The plurality of supporting plate can be connect at an angle to each other from
And five rectangular supporting boards of the subcircular arched door around trailing wheel 210 are formed, wherein the 3rd supporting plate is horizontally disposed with, and the 5th
Individual supporting plate is vertically arranged.The semi-trailer hanging structure 410 is the saddle hanging structure being arranged on horizontal supporting plate, and institute
State the horn hanging structure that fully-trailed hanging structure 420 is provided in vertical support plate.
In the present embodiment, saddle hanging structure be included therein centre along longitudinal direction open up V-shaped groove 412 saddle 411 and
It is arranged on the hanging structure 414 of the lower section of saddle 411.V-shaped groove 412 on the saddle 411 is formed with institute on the saddle 411
The symmetrical block flap 413 of V-shaped groove 412 is stated, the block flap 413 is bent downwards.In the embodiment shown in fig. 1, the central portion of saddle 411
Divide and also open up rectangular channel 419 in the horizontal direction.The top of V-shaped groove 412 sets ring limit block 415.Ring limit block 415 is arranged on
The middle position of rectangular channel 419.In the present embodiment, hanging structure 414 is the mounting groove for being arranged on the lower section of saddle 411.Trailer
Hitching axis pass through by V-shaped groove 412 be fastened on mount groove in.Certainly, in other preferred embodiments of the present invention, the saddle
411 and hanging structure 414 can also use other implementations.In the above preferred embodiment of the present invention, by using setting
Determine the saddle hanging structure of structure, can simply and easily realize the semi-trailer mounting of trailer, and the saddle mounting of the structure
Structure it is in light weight, be advantageous to save the energy.
Fig. 2 is the knot of the preferred embodiment of the hanging structure of the anti-explosion electric tractor with attachment shown in Fig. 1
Structure schematic diagram.As shown in Fig. 2 the hanging structure includes support base 41, fixture block 43 and push rod 44.Fixture block 43 is logical with support base 41
Rotating shaft 42 is crossed to connect.Push rod 44 can be moved and pinned along perpendicular to mounting direction.The side of the push rod 44 can be with the fixture block
43 lateral surface offsets.In the present embodiment, when trailer to be mounted, push rod 44, the side of push rod 44 and fixture block are pulled straight out
43 side departs from, and fixture block 43 rotates an angle, and its opening is basically identical with V-shaped groove 412, now after anti-explosion electric tractor
Move back, until the bearing pin of trailer is connected in above-mentioned fixture block 43 by the V-shaped groove 412 in the middle part of saddle, in the effect of bearing pin impulsive force
Under, fixture block 43 resets, and is now pushed into push rod 44, the side of push rod 44 is propped up the lateral surface of fixture block 43 again.
In the preferred embodiment shown in figure 2, bar hole 49 is provided with along the direction vertical with mounting on the push rod 44,
Guide pillar 48 is provided with the support base 41.The guide pillar 48 is located in the bar hole 49.The end of push rod 44 is provided with
Handle 46, side are provided with neck 45, so after push rod 44 are pulled out, can be pushed away by the way that neck 45 to be connected to pin on support base 41
Bar 44, conveniently carry out the mounting operation of lower step.Spring 47 is provided between the inner end portion and the guide pillar 48 of the bar hole 49,
And spring 47 has makes the automatically reset effect of push rod, so when push rod 44 is pulled out manually, when trailer mounting finishes, direct pine
Open push rod 44, the side that automatically reset in the presence of spring 47 of push rod 44 props up the lateral surface of fixture block 43, easy to operate.
In the present embodiment, the horn hanging structure includes horn-like accommodating chamber 421 and installs the horn-like appearance
Receive the installation base plate 423 of chamber 421.Hook portion 422 is set in the horn-like accommodating chamber 421.In the present embodiment, the installation
Two relatively described symmetrical rectangular windows 424 of horn-like accommodating chamber 421 are opened up on substrate 423.In the present embodiment, the hook
Portion 422 includes setting the main body of manhole.Certainly, in other preferred embodiments of the present invention, the hook portion 422 may be used also
To use other implementations.In the above preferred embodiment of the present invention, by using the horn hanging structure of setting structure,
The fully-trailed mounting of trailer can be simply and easily realized, and the horn hanging structure of the structure is in light weight, is advantageous to
Save the energy.
Fig. 3 is the structure of the preferred embodiment of the hook portion of the anti-explosion electric tractor with attachment shown in Fig. 1
Schematic diagram.As shown in figure 3, the hook portion is included for the mounting seat 20 for being installed to the horn-like accommodating chamber and the peace
Fill the hook main body 30 that base 20 connects.As shown in figure 3, the hook main body 30 includes lower hook 33 and can through pivotal axis 32
The upper hook 31 being rotatably mounted in the hook main body 33.Because lower hook 33 can link up with 31 rotations with opposite upper parts,
Therefore it is easy to open and close, and then is easy to hook trailer.
Fig. 4 is the principle schematic of the control system of the anti-explosion electric tractor with attachment shown in Fig. 1.Such as figure
Shown in 4, the control system of the anti-explosion electric tractor with attachment of the invention includes electric walking system 200, explosion-proof
Cell power systems 300, row brakes in integral type 500, hydraulic steering system 600, Electronic governing system 700.
In a preferred embodiment of the invention, the electric walking system includes：Front-wheel, trailing wheel and anti-explosion battery
The motor driver of the electrical connection of dynamical system 300, the vehicle bridge gear electrically connected through power transmission shaft with the motor driver subtract
Speed variator, and the gear shaft mechanically connected with the front-wheel and the trailing wheel 210.In the process of moving, anti-explosion battery power
System 300 exports electric energy, and electric energy passes through the motor driver that is electrically connected with anti-explosion battery dynamical system 300, and to be converted into power defeated
Going out, power is delivered to vehicle bridge gear reduction system by power transmission shaft, is delivered to by axletree built-in gear axle in front wheels and rear wheels,
Realize traveling.
In a preferred embodiment of the invention, the row brakes in integral type includes moving with the anti-explosion battery
The motor that Force system 300 electrically connects, the hydraulic pump driven by the motor, fluidly connected by hydraulic pipeline described
The wheel hub actuator of hydraulic pump.The electric energy that anti-explosion battery dynamical system 300 provides is electrically connected to the anti-explosion battery dynamical system 300
The motor connect, the hydraulic pump driven through the motor, then converts electrical energy into hydraulic power, hydraulic power is through liquid
Pressure pipeline is delivered to hub brake, realizes driving and parking braking function.
In a preferred embodiment of the invention, the hydraulic steering system includes steering wheel and hydraulic steering,
Steering wheel is operated by driver, the propons for controlling the vehicle frame by hydraulic steering turns to, and realizes traveling course changing control.
In a preferred embodiment of the invention, Electronic governing system is electrically connected with motor to control motor
Rotating speed and Motor torque output, control travel speed.
In a preferred embodiment of the invention, the shock mitigation system includes being arranged in the electric walking system
Damping plate spring and damper cylinder, for energy caused by bounce caused by uneven road surface during the traveling that absorbs and decay.
Implement the present invention attachment anti-explosion electric tractor, its can by above-mentioned control system with high efficiency,
Control to high-performance the anti-explosion electric tractor.
Moreover, although having shown and described the disclosure relative to one or more implementations, but this area skill
Art personnel are based on the reading to the specification and drawings and understand it will be appreciated that equivalent variations and modification.The disclosure include it is all this
The modifications and variations of sample, and be limited only by the scope of the following claims.In particular, to by said apparatus or equipment row
Various functions, the term for describing such device or equipment are intended to correspond to the specified function of performing described device or equipment
Any device or equipment (unless otherwise instructed) of (such as it is functionally of equal value), with performing this paper in structure
The open structure of function in the exemplary implementations of the shown disclosure is not equivalent.In addition, the although specific spy of the disclosure
Sign is disclosed relative to the only one in some implementations, but this feature can with such as can be to given or specific
It is it is expected other one or more combinations of features with other favourable implementations for.
Claims (10)
1. a kind of anti-explosion electric tractor with attachment, it is characterised in that including vehicle frame, electric walking system, explosion-proof
Cell power systems and the mechanical mounting system for being arranged on vehicle frame rear end, the mechanical mounting system include supporting construction and
The semi-trailer hanging structure for being arranged on the first side of the supporting construction and the full extension for the second side for being arranged on the supporting construction
Formula hanging structure.
2. the anti-explosion electric tractor according to claim 1 with attachment, it is characterised in that the electric walking
System includes front wheels and rear wheels, and the supporting construction includes the multiple supporting plates set around the trailing wheel, and the semi-trailer is hung
Binding structure is the saddle hanging structure being arranged on horizontal supporting plate, and the fully-trailed hanging structure is provided in vertical support
Horn hanging structure on plate.
3. the anti-explosion electric tractor according to claim 2 with attachment, it is characterised in that the saddle mounting
Structure includes center and opens up the saddle of V-shaped groove and the hanging structure being arranged on below saddle, and the V-shaped groove on the saddle is in institute
State to be formed on saddle and bent downwards with the symmetrical block flap of the V-shaped groove, the block flap.
4. the anti-explosion electric tractor according to claim 3 with attachment, it is characterised in that the hanging structure
Including support base, the fixture block being connected with support base rotating shaft, can be along perpendicular to the mounting direction push rod that moves and pin, the push rod
Side can be offseted with the lateral surface of the fixture block.
5. the anti-explosion electric tractor according to claim 4 with attachment, it is characterised in that on the push rod
Bar hole is provided with along the direction vertical with mounting, guide pillar is provided with the support base, the guide pillar is located at the bar hole
It is interior, spring is provided between the inner end portion of the bar hole and the guide pillar, the push rod end is provided with handle, side is provided with card
Groove.
6. the anti-explosion electric tractor according to claim 2 with attachment, it is characterised in that the horn is hung
Binding structure includes horn-like extension accommodating chamber and installs the installation base plate of the horn-like accommodating chamber, is set in the horn-like accommodating chamber
Put hook portion.
7. the anti-explosion electric tractor according to claim 6 with attachment, it is characterised in that the hook portion bag
Mounting seat, the hook main body being connected with the mounting seat for being installed to the horn-like accommodating chamber are included, it is described to hook master
Body includes lower hook and is rotatably mounted to the upper hook in the hook main body through pivotal axis.
8. the anti-explosion electric tractor with attachment according to any one in claim 1-7, it is characterised in that
The electric walking system further comprises：The motor driver that is electrically connected with the anti-explosion battery dynamical system, through transmission
The vehicle bridge mechanical reduction gear that axle electrically connects with the motor driver, and mechanically connected with the front-wheel and the trailing wheel
Gear shaft.
9. the anti-explosion electric tractor with attachment according to any one in claim 1-7, it is characterised in that
Further comprise the row brakes in integral type being arranged on the vehicle frame, the row brakes in integral type includes and institute
The motor of anti-explosion battery dynamical system electrical connection is stated, the hydraulic pump driven by the motor, passes through hydraulic pipeline stream
Body connects the wheel hub actuator of the hydraulic pump.
10. the anti-explosion electric tractor with attachment according to any one in claim 1-7, its feature exist
In further comprising hydraulic steering system, Electronic governing system and shock mitigation system.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711067684.7A CN107757736A (en) | 2017-11-03 | 2017-11-03 | Anti-explosion electric tractor with attachment |
| PCT/CN2018/113050 WO2019085946A1 (en) | 2017-11-03 | 2018-10-31 | Explosion proof electric towing vehicle having mounting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711067684.7A CN107757736A (en) | 2017-11-03 | 2017-11-03 | Anti-explosion electric tractor with attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107757736A true CN107757736A (en) | 2018-03-06 |
Family
ID=61272571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711067684.7A Pending CN107757736A (en) | 2017-11-03 | 2017-11-03 | Anti-explosion electric tractor with attachment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107757736A (en) |
| WO (1) | WO2019085946A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019085946A1 (en) * | 2017-11-03 | 2019-05-09 | 深圳市德塔防爆电动汽车有限公司 | Explosion proof electric towing vehicle having mounting function |
| CN113043801A (en) * | 2021-04-09 | 2021-06-29 | 山东水利职业学院 | Power transmission assembly of underground explosion-proof tractor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4573699A (en) * | 1984-07-27 | 1986-03-04 | Safety Equipment Corporation | Trailer back-up coupling |
| CN1094357A (en) * | 1992-12-28 | 1994-11-02 | 霍兰悬挂装置公司 | Hook attachment for trailer |
| CN1432501A (en) * | 2002-12-10 | 2003-07-30 | 长沙凯瑞重工机械有限公司 | Great-tonnage low-speed tractor |
| CN103264729A (en) * | 2013-05-15 | 2013-08-28 | 衡阳市金力尔美电瓶车有限责任公司 | Large-tonnage tractor truck |
| CN203186074U (en) * | 2012-12-26 | 2013-09-11 | 北京智行鸿远汽车技术有限公司 | Wheel motor drive axle for electric vehicle |
| CN103407503A (en) * | 2013-08-29 | 2013-11-27 | 辽宁抚挖重工机械股份有限公司 | Mountain crawler tractor |
| CN104724626A (en) * | 2015-02-02 | 2015-06-24 | 河南省汇隆精密设备制造有限公司 | Powerful brake device |
| CN204750335U (en) * | 2015-05-26 | 2015-11-11 | 重庆中帝机械制造股份有限公司 | Mule saddle |
| CN205469027U (en) * | 2016-03-22 | 2016-08-17 | 重庆恒通电动客车动力系统有限公司 | Electricelectric moves motor bus electricity liquid composite control system |
| CN106515422A (en) * | 2016-11-22 | 2017-03-22 | 广西柳工机械股份有限公司 | Dual mode driving loader |
| CN207712172U (en) * | 2017-11-03 | 2018-08-10 | 深圳市德塔防爆电动汽车有限公司 | Anti-explosion electric tractor with attachment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107757736A (en) * | 2017-11-03 | 2018-03-06 | 深圳市德塔防爆电动汽车有限公司 | Anti-explosion electric tractor with attachment |
-
2017
- 2017-11-03 CN CN201711067684.7A patent/CN107757736A/en active Pending
-
2018
- 2018-10-31 WO PCT/CN2018/113050 patent/WO2019085946A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4573699A (en) * | 1984-07-27 | 1986-03-04 | Safety Equipment Corporation | Trailer back-up coupling |
| CN1094357A (en) * | 1992-12-28 | 1994-11-02 | 霍兰悬挂装置公司 | Hook attachment for trailer |
| CN1432501A (en) * | 2002-12-10 | 2003-07-30 | 长沙凯瑞重工机械有限公司 | Great-tonnage low-speed tractor |
| CN203186074U (en) * | 2012-12-26 | 2013-09-11 | 北京智行鸿远汽车技术有限公司 | Wheel motor drive axle for electric vehicle |
| CN103264729A (en) * | 2013-05-15 | 2013-08-28 | 衡阳市金力尔美电瓶车有限责任公司 | Large-tonnage tractor truck |
| CN103407503A (en) * | 2013-08-29 | 2013-11-27 | 辽宁抚挖重工机械股份有限公司 | Mountain crawler tractor |
| CN104724626A (en) * | 2015-02-02 | 2015-06-24 | 河南省汇隆精密设备制造有限公司 | Powerful brake device |
| CN204750335U (en) * | 2015-05-26 | 2015-11-11 | 重庆中帝机械制造股份有限公司 | Mule saddle |
| CN205469027U (en) * | 2016-03-22 | 2016-08-17 | 重庆恒通电动客车动力系统有限公司 | Electricelectric moves motor bus electricity liquid composite control system |
| CN106515422A (en) * | 2016-11-22 | 2017-03-22 | 广西柳工机械股份有限公司 | Dual mode driving loader |
| CN207712172U (en) * | 2017-11-03 | 2018-08-10 | 深圳市德塔防爆电动汽车有限公司 | Anti-explosion electric tractor with attachment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019085946A1 (en) * | 2017-11-03 | 2019-05-09 | 深圳市德塔防爆电动汽车有限公司 | Explosion proof electric towing vehicle having mounting function |
| CN113043801A (en) * | 2021-04-09 | 2021-06-29 | 山东水利职业学院 | Power transmission assembly of underground explosion-proof tractor |
| CN113043801B (en) * | 2021-04-09 | 2022-07-26 | 山东水利职业学院 | Power transmission assembly of underground explosion-proof tractor |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019085946A1 (en) | 2019-05-09 |
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Application publication date: 20180306 |