CN103787196A - Remotely controlled double-brake cable crane trolley - Google Patents
Remotely controlled double-brake cable crane trolley Download PDFInfo
- Publication number
- CN103787196A CN103787196A CN201310699314.0A CN201310699314A CN103787196A CN 103787196 A CN103787196 A CN 103787196A CN 201310699314 A CN201310699314 A CN 201310699314A CN 103787196 A CN103787196 A CN 103787196A
- Authority
- CN
- China
- Prior art keywords
- brake
- brake shoe
- cable
- hoisting line
- rope
- 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.)
- Granted
Links
Images
Abstract
The invention discloses a remotely controlled double-brake cable crane trolley which comprises a body, a traveling pulley which is fixedly arranged in the body and used for suspending the trolley on a carrier cable and a lifting pulley for bearing a hoisting rope, wherein a reverse dual-interlocking hydraulic brake and a working power supply are arranged in the body; the reverse dual-interlocking hydraulic brake comprises a hydraulic remote control system, a fixed brake shoe A and a carrier cable brake shoe which are arranged on the upper and lower sides of the carrier cable, and a fixed brake shoe B and a hoisting cable brake shoe which are arranged on the upper and lower sides of the hoisting cable. The remotely controlled double-brake cable crane trolley is provided with the reverse dual-interlocking hydraulic brake which can be remotely controlled, and interlocking brake of the carrier cable and the hoisting cable can be realized, so that a special trolley traction cable is saved. Therefore, a power capstan system and a cable system of a logging cable crane are greatly simplified, and the agility and maneuverability of the cable crane in forestry logging operations are improved.
Description
Technical field
The invention belongs to cable crane technical field, especially relate to a kind of remote-controlled duplex braking cable crane sport car.
Background technology
Cable crane is widely used in the portage operation in the fields such as mine, harbour, goods yard, is also applied to the skidding operation in forestry cutting area simultaneously.Sport car be cable crane for lifting by crane and transport the visual plant of goods and materials, its function has determined manoevreability and the work efficiency of cable crane.At present general cable crane sport car used is without Intelligent roadster, and sport car does not possess the autonomous braking function to ropeway carrying-rope and hoisting line, and the place one's entire reliance upon traction of independent trailing cable of the fixing and motion of sport car on ropeway carrying-rope realizes.Therefore, what general cable crane adopted mostly is ropeway carrying-rope, hoisting line, the discrete funicular system of trailing cable three ropes, this not only makes power capstan system, the funicular system of cable crane become complicated, and increase trouble to the installation of cable, especially unfavorable especially for the skidding operation of forest logging cable crane that must frequent transfer tasks district, this has restricted the application of cable crane in forest harvesting is produced to a certain extent.
Summary of the invention
The present invention, in order to overcome the deficiencies in the prior art, provides one to have remote controlled braking function, can realize to hoisting line the remote-controlled duplex braking cable crane sport car of lifting and traction function conversion.
Technical scheme of the present invention is as follows:
A kind of remote-controlled duplex braking cable crane sport car, comprise car body and be fixedly mounted in car body for sport car being suspended on to traveling wheel on ropeway carrying-rope and the gin wheel for support hoisting line; Reverse duplex interlocking hydraulic brake and working power are also installed in described car body; Described reverse duplex interlocking hydraulic brake comprises hydraulicefficiency telecontrol control system, be arranged on fixing brake shoe brake cheek A and the ropeway carrying-rope brake shoe brake cheek of ropeway carrying-rope upper and lower sides, be arranged on fixing brake shoe brake cheek B and the hoisting line brake shoe brake cheek of hoisting line upper and lower sides;
Described hydraulicefficiency telecontrol control system comprises hydraulic cylinder with double piston rods, two-position four-way solenoid directional control valve, high-pressure oil pump and fuel tank, between them, connects by conduit under fluid pressure, forms circulating oil path; On the conduit under fluid pressure being connected with high-pressure oil pump at two-position four-way solenoid directional control valve, be provided with a check valve; The control circuit of described two-position four-way solenoid directional control valve is connecting an electromagnetic wave teleswitch;
Described fixing brake shoe brake cheek A, fixing brake shoe brake cheek B are fixedly mounted on respectively on car body; Described ropeway carrying-rope brake shoe brake cheek, hoisting line brake shoe brake cheek are connected with the hydraulic cylinder with double piston rods of hydraulicefficiency telecontrol control system by ropeway carrying-rope brake lever, hoisting line brake lever and connecting rod respectively.
In the present invention, in sport car car body, design reverse duplex interlocking hydraulic brake, can make ropeway carrying-rope and hoisting line interlocking braking, in the time that hoisting line is lockable, hoisting line can use as trailing cable, in the time that ropeway carrying-rope is lockable, sport car can be fixed on assigned address, facilitate hoisting line to put down or pack up, realizing the normal running job of sport car, not needing to arrange in addition again trailing cable; Simplify to a certain extent the structure of traction drive system.Adopt remote controlled remote-control hydraulic control system, convenient working personnel manipulate sport car operation.
Above-described hydraulicefficiency telecontrol control system also comprises a hydraulic pressure energy storage tank; On the circuit of high-pressure oil pump, be also provided with a pressure relay; Described hydraulic pressure energy storage tank is connected with high-pressure oil pump by check valve; Described pressure relay is connected with high-pressure oil passage.
Above-described working power adopts storage battery.
Charge system is also installed in above-described car body, and described charge system comprises rectifying block, electrical generator, is arranged on the minor sprocket on electrical generator S. A. and is arranged on the hinge wheel on traveling wheel; Described minor sprocket is connected by chain with hinge wheel; The power output end of described electrical generator is connected with storage battery by rectifying block, charges a battery.This charge system can be electric energy by the part kinetic transformation of sport car, is then stored in storage battery, to hydraulic control system power supply, energy-conserving and environment-protective.
Hoisting line anticreep pulley and retracing spring are also installed in above-described car body, and they are connected by restoring lever respectively; Described hoisting line anticreep pulley is arranged on gin wheel side.Hoisting line anticreep pulley and gin wheel are clipped in the middle hoisting line, can prevent that hoisting line from dislocating when lax, affect carrying out smoothly of operation.
Principle of work of the present invention:
Adopt the mode of operation of remote controller control hydraulic control system, such as: press remote controller the green button, excite electromagnetic wave teleswitch, start two-position four-way solenoid directional control valve make in "
" position; the high pressure oil in hydraulic pressure energy storage tank enters the right chamber of hydraulic cylinder with double piston rods through high-pressure oil passage; make piston rod to left movement; promote reverse lever and parallelogram interlock system actuation mechanism; ropeway carrying-rope brake shoe brake cheek is separated with ropeway carrying-rope; make hoisting line brake shoe brake cheek closure hold hoisting line tightly simultaneously, makes capstan engine discharge hoisting line, and sport car moves under Gravitative Loads under slope.
When sport car arrives behind desired location, press remote controller red button, excite electromagnetic wave teleswitch, start two-position four-way solenoid directional control valve make in "
" position; high pressure oil enters the left chamber of hydraulic cylinder with double piston rods; piston rod is moved right, and promotes reverse lever and parallelogram interlock system actuation mechanism, makes ropeway carrying-rope brake shoe brake cheek closure hold ropeway carrying-rope tightly; thus sport car is fixed on ropeway carrying-rope; and make hoisting line brake shoe brake cheek separate with hoisting line simultaneously, load hook is declined, load hook is pulled to weight by staff; and load hook is hooked to weight, make capstan engine reclaim hoisting line hoisting heavy.Weight is risen and winched to after suitable height, press remote controller the green button, excite electromagnetic wave teleswitch, ropeway carrying-rope brake shoe brake cheek is separated with ropeway carrying-rope, make hoisting line brake shoe brake cheek closure hold hoisting line tightly simultaneously, make hoisting line change traction function into, sport car is drawn on slope together with timber.When sport car arrives after timber unloading point, capstan engine quits work, press remote controller red button, excite electromagnetic wave teleswitch, making ropeway carrying-rope brake shoe brake cheek closure hold ropeway carrying-rope tightly fixes sport car, make hoisting line brake shoe brake cheek separate with hoisting line simultaneously, capstan engine weight is dropped to ground and unload after reclaim load hook to appropriate location, so far finish a duty cycle.Press remote controller the green button, repeat said process and carry out next discontinuous running.
Than prior art, the present invention has the following advantages and good effect:
1, sport car of the present invention has remote-controlled reverse duplex interlocking hydraulic brake, can realize the interlocking braking to ropeway carrying-rope and hoisting line, save special sport car trailing cable simultaneously, and need only retain ropeway carrying-rope and hoisting line can meet job requirements, power capstan system and the funicular system of logging cable crane are greatly simplified, improved agility and the manoevreability of cable crane in forestry skidding operation, the effect to further performance cable crane in production of forestry is significant.
2, the hydraulic oil of the reverse duplex interlocking of sport car of the present invention hydraulic brake carries high-pressure oil pump by sport car provides.Sport car hydraulic efficiency pressure system is provided with energy storage tank, and required pressure oil flow when in time supplementing hydraulic cylinder works, makes oil cylinder work quicker.Also on the circuit of high-pressure oil pump, be provided with pressure relay simultaneously, in the time that system pressure reaches setup pressure value, can stop the work of high-pressure oil pump, to extend the work life of high-pressure oil pump.
3, the present invention carries electric power system and hydraulicefficiency telecontrol control system, has realized the intellectuality of sport car, practical and convenient.
4, little, lightweight, simple to operate, the easy maintenance of volume of the present invention, good reliability, low cost of manufacture.
Accompanying drawing explanation
Fig. 1 is the structural representation of sport car of the present invention.
Accompanying drawing mark:
1-load hook, 2-hoisting line, 3-hoisting line anticreep pulley, 4-storage battery, 5-rectifying block, 6-electrical generator, 7-minor sprocket, 8-chain, 9-hinge wheel, 10-ropeway carrying-rope, 11-traveling wheel, 12-fixes brake shoe brake cheek A, 13-ropeway carrying-rope brake shoe brake cheek, 14-ropeway carrying-rope brake lever, 15-hydraulic cylinder with double piston rods, 16-traveling wheel, 17-two-position four-way solenoid directional control valve, 18-hydraulic pressure energy storage tank, 19-check valve, 20-pressure relay, 21-conduit under fluid pressure, 22-high-pressure oil pump, 23-fuel tank, 24-electromagnetic wave teleswitch, 25-retracing spring, 26-restoring lever, 27-hoisting line anticreep pulley, 28-hoisting line brake lever, 29-hoisting line brake shoe brake cheek, 30-fixes brake shoe brake cheek B, 31-gin wheel.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Embodiment 1:
A kind of remote-controlled duplex braking cable crane sport car, comprise car body and be fixedly mounted in car body for sport car being suspended on to traveling wheel 11,16 on ropeway carrying-rope 10 and the gin wheel 31 for support hoisting line 2.Reverse duplex interlocking hydraulic brake and working power 4 are also installed in described car body.Described reverse duplex interlocking hydraulic brake comprises hydraulicefficiency telecontrol control system, be arranged on fixing brake shoe brake cheek A12 and the ropeway carrying-rope brake shoe brake cheek 13 of ropeway carrying-rope 10 upper and lower sides, be arranged on fixing brake shoe brake cheek B30 and the hoisting line brake shoe brake cheek 29 of hoisting line 2 upper and lower sides.
Described hydraulicefficiency telecontrol control system comprises hydraulic cylinder with double piston rods 15, two-position four-way solenoid directional control valve 17, high-pressure oil pump 22 and fuel tank 23, between them, connects by conduit under fluid pressure 21, forms circulating oil path; On the conduit under fluid pressure being connected with high-pressure oil pump 22 at two-position four-way solenoid directional control valve 17, be provided with a check valve 19; The control circuit of described two-position four-way solenoid directional control valve 17 is connecting an electromagnetic wave teleswitch 24.Described hydraulicefficiency telecontrol control system also comprises a hydraulic pressure energy storage tank 18, and required pressure oil flow while work in order to supplement in time hydraulic actuating cylinder 15, makes oil cylinder work quicker; On the circuit of high-pressure oil pump 22, be also provided with a pressure relay 20; Described hydraulic pressure energy storage tank 18 is connected with high-pressure oil pump 22 by check valve 19; Described pressure relay 20 is connected with high-pressure oil passage, in the time that hydraulicefficiency telecontrol control system pressure reaches setup pressure value, can stop the work of high-pressure oil pump 22, to extend the work life of high-pressure oil pump 22.
Described fixing brake shoe brake cheek A 12, fixing brake shoe brake cheek B 30 are fixedly mounted on respectively on car body; Described ropeway carrying-rope brake shoe brake cheek 13, hoisting line brake shoe brake cheek 29 are connected with the hydraulic cylinder with double piston rods 15 of hydraulicefficiency telecontrol control system by ropeway carrying-rope brake lever 14, hoisting line brake lever 28 and connecting rod respectively.
Described working power 4 adopts storage battery.Charge system is also installed in car body, and described charge system comprises rectifying block 5, electrical generator 6, is arranged on the minor sprocket 7 on electrical generator 6 S. A.s and is arranged on the hinge wheel 9 on traveling wheel 11; Described minor sprocket 7 is connected by chain 8 with hinge wheel 9; The power output end of described electrical generator 6 is connected with storage battery by rectifying block 5, charges a battery.
Hoisting line anticreep pulley 3,27 and retracing spring are also installed in described car body, and they are connected by restoring lever respectively; Described hoisting line anticreep pulley 3 is arranged on gin wheel 31 sides.
This cable crane sport car is used in to adverse grade skidding operation:
Press remote controller the green button, excite electromagnetic wave teleswitch 24, start two-position four-way solenoid directional control valve 17 make in "
" position; the high pressure oil in hydraulic pressure energy storage tank 18 enters the right chamber of hydraulic cylinder with double piston rods 15 through high-pressure oil passage; make piston rod to left movement; promote reverse lever and parallelogram interlock system actuation mechanism; ropeway carrying-rope brake shoe brake cheek 13 is separated with ropeway carrying-rope 10; make hoisting line brake shoe brake cheek 29 closures hold hoisting line 2 tightly simultaneously, makes capstan engine discharge hoisting line 2, and sport car moves under Gravitative Loads under slope.
When sport car arrives behind predetermined logging position, press remote controller red button, excite electromagnetic wave teleswitch 24 start two-position four-way solenoid directional control valve 17 make in "
" position; high pressure oil enters the left chamber of hydraulic cylinder with double piston rods 15; piston rod is moved right; promote reverse lever and parallelogram interlock system actuation mechanism; make ropeway carrying-rope brake shoe brake cheek 13 closures hold ropeway carrying-rope 10 tightly; thus sport car is fixed on ropeway carrying-rope 10, make hoisting line brake shoe brake cheek 29 separate with hoisting line 2 simultaneously, the load hook 1 that is arranged on hoisting line 2 one end is declined, staff is pulled to load hook 1 at the timber place having bundled, and load hook 1 is hooked to choker, make capstan engine reclaim hoisting line 2 and lift by crane timber.Timber is risen and winched to after suitable height, press remote controller the green button, ropeway carrying-rope brake shoe brake cheek 13 is separated with ropeway carrying-rope 10, make hoisting line brake shoe brake cheek 29 closures hold hoisting line 2 tightly simultaneously, make hoisting line 2 change trailing cable into sport car is drawn on slope together with timber.When sport car arrives after timber unloading point, capstan engine quits work, press remote controller red button, making ropeway carrying-rope brake shoe brake cheek 13 closures hold ropeway carrying-rope 10 tightly fixes sport car, make hoisting line brake shoe brake cheek 29 separate with hoisting line 2 simultaneously, capstan engine reclaims load hook 1 to appropriate location after timber is dropped to ground and unloads material, so far finishes a skidding operation cycle.Press remote controller the green button, repeat said process and carry out next discontinuous running.
The storage battery 4 that all electric power of sport car are carried by sport car provides, and when work, storage battery 4 can carry electrical generator 6 by sport car and charges, and electrical generator 6, by driving electrical generator 6 to work with the coaxial hinge wheel 9 of sport car traveling wheel 11 by chain transmission, is converted into electric energy by mechanical energy.
Claims (5)
1. a remote-controlled duplex braking cable crane sport car, comprise car body and be fixedly mounted in car body for sport car being suspended on to traveling wheel (11,16) on ropeway carrying-rope (10) and the gin wheel (31) for support hoisting line (2); It is characterized in that: reverse duplex interlocking hydraulic brake and working power (4) are also installed in described car body; Described reverse duplex interlocking hydraulic brake comprises hydraulicefficiency telecontrol control system, the fixing brake shoe brake cheek A(12 of (10) upper and lower sides that is arranged on ropeway carrying-rope) with ropeway carrying-rope brake shoe brake cheek (13), be arranged on the fixing brake shoe brake cheek B(30 of hoisting line (2) upper and lower sides) with hoisting line brake shoe brake cheek (29);
Described hydraulicefficiency telecontrol control system comprises hydraulic cylinder with double piston rods (15), two-position four-way solenoid directional control valve (17), high-pressure oil pump (22) and fuel tank (23), between them, connects by conduit under fluid pressure (21), forms circulating oil path; On the conduit under fluid pressure being connected with high-pressure oil pump (22) at two-position four-way solenoid directional control valve (17), be provided with a check valve (19); The control circuit of described two-position four-way solenoid directional control valve (17) is connecting an electromagnetic wave teleswitch (24);
Described fixing brake shoe brake cheek A(12), fixing brake shoe brake cheek B(30) be fixedly mounted on respectively on car body; Described ropeway carrying-rope brake shoe brake cheek (13), hoisting line brake shoe brake cheek (29) are connected with the hydraulic cylinder with double piston rods (15) of hydraulicefficiency telecontrol control system by ropeway carrying-rope brake lever (14), hoisting line brake lever (28) and connecting rod respectively.
2. the remote-controlled duplex braking of one according to claim 1 cable crane sport car, is characterized in that: described hydraulicefficiency telecontrol control system also comprises a hydraulic pressure energy storage tank (18); On the circuit of high-pressure oil pump (22), be also provided with a pressure relay (20); Described hydraulic pressure energy storage tank (18) is connected with high-pressure oil pump (22) by check valve (19); Described pressure relay (20) is connected with high-pressure oil passage.
3. the remote-controlled duplex braking of one according to claim 1 and 2 cable crane sport car, is characterized in that: described working power (4) adopts storage battery.
4. the remote-controlled duplex braking of one according to claim 3 cable crane sport car, it is characterized in that: charge system is also installed in car body, and described charge system comprises rectifying block (5), electrical generator (6), is arranged on the minor sprocket (7) on electrical generator (6) S. A. and is arranged on the hinge wheel (9) on traveling wheel (11); Described minor sprocket (7) is connected by chain (8) with hinge wheel (9); The power output end of described electrical generator (6) is connected with storage battery by rectifying block (5), charges a battery.
5. according to claim 1-2, the remote-controlled duplex braking of 4 arbitrary described one cable crane sport car, is characterized in that: hoisting line anticreep pulley (3,27) and retracing spring are also installed in described car body, and they are connected by restoring lever respectively; Described hoisting line anticreep pulley (3) is arranged on gin wheel (31) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310699314.0A CN103787196B (en) | 2013-12-18 | 2013-12-18 | A kind of remote-controlled duplex brake cable hoisting crane sport car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310699314.0A CN103787196B (en) | 2013-12-18 | 2013-12-18 | A kind of remote-controlled duplex brake cable hoisting crane sport car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103787196A true CN103787196A (en) | 2014-05-14 |
| CN103787196B CN103787196B (en) | 2015-08-12 |
Family
ID=50663333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310699314.0A Active CN103787196B (en) | 2013-12-18 | 2013-12-18 | A kind of remote-controlled duplex brake cable hoisting crane sport car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103787196B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235684A (en) * | 2015-11-11 | 2016-01-13 | 福建农林大学 | Mountainous region skidding ropeway carriage driving structure and working method thereof |
| CN106672786A (en) * | 2017-03-20 | 2017-05-17 | 福建农林大学 | Wheel penetrated counter-weight light travelling car for logging in mountainous region |
| CN115849183A (en) * | 2023-01-17 | 2023-03-28 | 金炫业(怀来)机械装备有限公司 | Ring chain hydraulic hoist braking device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3528655A1 (en) * | 1984-08-21 | 1986-03-06 | VEB Forsttechnik Oberlichtenau Betrieb des VEB Kombinat Forsttechnik Waren, DDR 9108 Auerswalde | Operating device for aerial-ropeway cars for conveying loads |
| EP0262372A2 (en) * | 1986-08-29 | 1988-04-06 | Stuefer, Heinz | Carriage for cable crane |
| CH694617A5 (en) * | 2000-12-13 | 2005-04-29 | Wyssen Seilbahnen Ag | Cable crane has running crab connected to it provided with running rollers for displacement on support cable, clamp apparatus and fall-off protection |
| CN201850078U (en) * | 2010-10-26 | 2011-06-01 | 中铁十三局集团第一工程有限公司 | Roadster for cable crane |
| CN203212239U (en) * | 2013-04-28 | 2013-09-25 | 杭州国电大力机电工程有限公司 | Two-wheeled self-propelled carrier |
| CN203740909U (en) * | 2013-12-18 | 2014-07-30 | 广西大学 | Remote-controlled duplex brake cable crane carriage |
-
2013
- 2013-12-18 CN CN201310699314.0A patent/CN103787196B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3528655A1 (en) * | 1984-08-21 | 1986-03-06 | VEB Forsttechnik Oberlichtenau Betrieb des VEB Kombinat Forsttechnik Waren, DDR 9108 Auerswalde | Operating device for aerial-ropeway cars for conveying loads |
| EP0262372A2 (en) * | 1986-08-29 | 1988-04-06 | Stuefer, Heinz | Carriage for cable crane |
| CH694617A5 (en) * | 2000-12-13 | 2005-04-29 | Wyssen Seilbahnen Ag | Cable crane has running crab connected to it provided with running rollers for displacement on support cable, clamp apparatus and fall-off protection |
| CN201850078U (en) * | 2010-10-26 | 2011-06-01 | 中铁十三局集团第一工程有限公司 | Roadster for cable crane |
| CN203212239U (en) * | 2013-04-28 | 2013-09-25 | 杭州国电大力机电工程有限公司 | Two-wheeled self-propelled carrier |
| CN203740909U (en) * | 2013-12-18 | 2014-07-30 | 广西大学 | Remote-controlled duplex brake cable crane carriage |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235684A (en) * | 2015-11-11 | 2016-01-13 | 福建农林大学 | Mountainous region skidding ropeway carriage driving structure and working method thereof |
| CN105235684B (en) * | 2015-11-11 | 2018-03-09 | 福建农林大学 | Mountain region skidding ropeway sport car driving structure and its method of work |
| CN106672786A (en) * | 2017-03-20 | 2017-05-17 | 福建农林大学 | Wheel penetrated counter-weight light travelling car for logging in mountainous region |
| CN106672786B (en) * | 2017-03-20 | 2018-03-09 | 福建农林大学 | The wheel light-duty sport car of counterweight is worn in mountain region logging |
| CN115849183A (en) * | 2023-01-17 | 2023-03-28 | 金炫业(怀来)机械装备有限公司 | Ring chain hydraulic hoist braking device |
| CN115849183B (en) * | 2023-01-17 | 2023-05-02 | 金炫业(怀来)机械装备有限公司 | Ring chain hydraulic hoist braking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103787196B (en) | 2015-08-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203740909U (en) | Remote-controlled duplex brake cable crane carriage | |
| CN204370869U (en) | A kind of type hoisting lifting cross sliding type parking equipment | |
| CN103818830B (en) | A kind of remote-controlled compression air brake cable crane sport car | |
| CN103787196B (en) | A kind of remote-controlled duplex brake cable hoisting crane sport car | |
| CN202766098U (en) | Remote control hydraulic grab bucket | |
| CN203463385U (en) | Energy-saving hoisting system of hydraulic crane | |
| CN108190738B (en) | Hoisting and transporting device for mining monorail crane | |
| CN202808213U (en) | Mining pneumatic monorail crane | |
| CN205312909U (en) | Two roof beam double small car bridge crane | |
| CN203877781U (en) | Pneumatic hoisting device | |
| CN202322054U (en) | Control device for operating cranes side by side | |
| CN110407102A (en) | A kind of straight-arm lorry-mounted crane receives hook hydraulic system automatically | |
| CN203740908U (en) | Remote-controllable pneumatic brake cable crane trolley | |
| CN205676039U (en) | Based on hydraulic system remote-controlled cable crane sport car | |
| CN102259793A (en) | Electric six-blade hydraulic grab bucket | |
| CN101234674A (en) | Mountaintop transmitting aerodrome | |
| CN112776829B (en) | Intelligent cableway trolley | |
| CN214420437U (en) | Intelligent cableway trolley | |
| CN106899071B (en) | Intelligent charging and discharging method for energy-saving forklift | |
| CN207361670U (en) | A kind of mine hoist torque-controllable sure brake system | |
| CN108643962A (en) | Intelligent Cao Che robots and behaviour's vehicle method | |
| CN204958171U (en) | Use orange -peel bucket of wireless remote control hydraulic technique | |
| CN202193548U (en) | Solar-driven crane | |
| CN208122890U (en) | Intelligent Cao Che robot | |
| CN208948729U (en) | A kind of architectural engineering lifting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |