CN2862453Y - Cable drawing machine - Google Patents
Cable drawing machine Download PDFInfo
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- CN2862453Y CN2862453Y CN 200520085913 CN200520085913U CN2862453Y CN 2862453 Y CN2862453 Y CN 2862453Y CN 200520085913 CN200520085913 CN 200520085913 CN 200520085913 U CN200520085913 U CN 200520085913U CN 2862453 Y CN2862453 Y CN 2862453Y
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- tractive
- traction
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- variable pump
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Abstract
The utility model relates to a cable traction engine, which is the key equipment for cable wiring and building in transmission line construction. The cable traction engine disclosed by the utility model includes an underpan unit, an operation room, landing legs, an engine, a closed variable pump, tractive drive switch system, and an enwinding and wiring mechanism. The cable traction engine is characterized in that a tractive hydraulic return circuit is formed by the closed variable pump and the tractive drive switch system via a tractive hydraulic motor; and that a drive hydraulic return circuit is formed by the closed variable pump and the tractive drive switch system through a wheel-side motor fixed at the rear wheels respectively. The beneficial effects of the utility model are: realization of reasonable matching of tract-drive dynamic force, organic integration of tractive and driving functions, strong spanning performance and further optimized integral layout.
Description
(1) technical field under
The utility model relates to a kind of cable pulling machine, particularly a kind of will the traction and the driving functions cable pulling machine that carries out organic integration.
(2) background technology
Along with the operation of various places electric power resource project is built up, the contradiction that the transmission and distribution network construction lags behind further manifests, and it is extremely urgent to accelerate power grid construction.According to the medium-term and long-term construction object of State Grid Corporation of China, a few years from now on country will further go into overdrive aspect power grid construction in addition.The stringing construction is one of operation of most critical in transmission line construction, and hauling machine then is the key equipment of construction under tension stringing.
The external gondola Tesmec of mainly containing of cable pulling machine company, Canadian Timkerland company and the Japan of developing.524/1I type that Italy produces and 621/150 type hauling machine are hydraulic drive control, have the preferable performance index aspect tension stringing; The P200-391 type hauling machine that Canada produces is hydraulic power control, and complex structure can not be realized the stepless smooth adjustment of cable pulling speed reflecting that according to the domestic user performance is stable inadequately; Above-mentioned two kind equipments all are not equipped with from walking function, must be equipped with a vehicle in addition when shifting the stringing place and drag, and bring many inconvenience to construction, cause the waste of human and material resources.The EP7201 type hauling machine that Japan produces is a machine driving, has walking function, traction and walking are with overlapping drive system with one, in the vehicle both sides two core grinding formula reels being installed during traction, is tire with changing bobbins then during walking, this scheme mechanical structure more complicated, and can not satisfy the requirement of hauling speed step-less adjustment, in addition, the replacing of reel and tire is more loaded down with trivial details, and efficient is lower.In recent years, for satisfying the power grid construction needs, about 350 covers of China's import hauling machine were worth more than 300,000,000 yuan of RMB, cost an arm and a leg.
Show according to the domestic new data of looking into, at present domestic have only enterprise of several family to produce tension force cable pulling machine, as Gansu Electric Power Transmission ﹠ transformation Company, Ningbo electric power facility manufacturing company, Wen County, Henan electric power tool factory and Henan Transmission and Distribution Construction Co.,Ltd, find than 3 pieces of pertinent literatures.The hauling machine of domestic production also mostly only possesses traction function, as the SAYQ Series Hydraulic hauling machine of Ningbo electric power facility manufacturing company production, the SAQ-75 hauling machine that Gansu produces etc.; Wen County, Henan electric power tool factory once carried out the Transform Type design manufacturing to some imported products, be equipped with running gear, driving system adopts the kind of drive of fluid motor-driven back axle, driver's cabin is positioned at the haulage gear dead ahead, therefore, have much room for improvement at aspects such as cross-country ability and processing safeties, it is more limited it is reported to produce the platform tricks; Henan Transmission and Distribution Construction Co.,Ltd once developed large-scale vehicular hauling machine, the configuration power takeoff is used for traction working condition on vehicle motor, owing to travel with to draw two kinds of operating mode power match reasonable inadequately, cause cross-country ability relatively poor, the user reflects that parts damages situations such as clutch happen occasionally, and machine volume is huge, and transition and underaction in place are convenient.All in all, the domestic production ability is more limited, can not satisfy fast-developing power grid construction needs well.
(3) summary of the invention
The utility model provides a kind of and can realize traction-driving dynamics rational Match in order to overcome the deficiency of above technology, traction, driving functions organic integration, the cable pulling machine that equipment cross-country ability and equipment integral layout are further optimized.
The utility model is realized by following measure:
Cable pulling machine of the present utility model, include chassis assembly, driver's cabin, supporting leg, engine, enclosed variable pump, draw travel switched system, draw-gear, winding and wiring mechanism, its special feature is: enclosed variable pump and traction are travelled switched system by forming a traction fluid hydraulic circuit between traction fluid pressure motor and the draw-gear; Enclosed variable pump and the traction switched system that travels connect into the hydraulic circuit that travels by the wheel-side motor that is separately fixed on the trailing wheel.
Cable pulling machine of the present utility model also includes a coiling hydraulic circuit, and described coiling hydraulic circuit is to be formed by connecting by engine and coiling hydraulic pump, coiling hydraulic motor.
Cable pulling machine of the present utility model for easy to operate, improves across obstacle and climbing capacity, also includes decelerator in the described traction fluid hydraulic circuit, also includes differential mechanism in the described hydraulic circuit that travels.
Cable pulling machine of the present utility model for the ease of operation and observation distraction procedure, constitutes a threat to operator safety in the time of can avoiding traction to meet accident simultaneously, and described driver's cabin is positioned at a side of chassis assembly.
The beneficial effects of the utility model are, have realized traction-driving dynamics rational Match, traction, driving functions organic integration, and it is strong to cross over performance, and cross-country ability is good, and the equipment integral layout is further optimized.
(4) description of drawings
Fig. 1 is a structural representation of the present utility model
Fig. 2 is a hydraulic schematic diagram of the present utility model
Among the figure, 1-chassis assembly, 2-draw-gear, 3-twines and wiring mechanism, 4-supporting leg, 5-engine, 6-engine case, 7-enclosed variable pump, 8-driver's cabin, 9-draws the switched system that travels, 10-differential mechanism, 11-wheel-side motor, the 12-wheel, 13-traction fluid pressure motor, 14-decelerator, 15 coiling hydraulic pumps, 16-coiling hydraulic motor.
(5) embodiment
Below in conjunction with the drawings and specific embodiments the utility model is made specific description.
The structure of present embodiment as shown in Figure 1, operation principle is as shown in Figure 2.Vehicle sections of the present utility model includes chassis assembly 1, engine 5, engine case 6, driver's cabin 8, supporting leg 4, wheel 12 etc.; Driver's cabin 8 is positioned at a side of chassis assembly 1.Hydraulic system comprises: traction fluid pressing system, the hydraulic system of travelling and coiling hydraulic system.The traction fluid pressing system is formed by connecting by travel switched system 9, traction fluid pressure motor 13, decelerator 14, draw-gear 2 of engine 5, enclosed variable pump 7, traction successively.The hydraulic system of travelling is formed by connecting by travel switched system 9, differential mechanism 10, wheel-side motor 11, wheel 12 of engine 5, enclosed variable pump 7, traction successively.The coiling hydraulic system is formed by connecting by engine 5, coiling hydraulic pump 15, coiling hydraulic motor 16, winding and wiring mechanism 3, Wound steel rope successively.Enclosed variable pump 7 is the Variable plunger pump of closed circuit, and traction fluid pressure motor 13 adopts two-way fixed displacement motor.
The specific design of present embodiment is as follows:
1, complete machine adopts full hydraulic system to realize providing power, hydraulic system to be divided into the traction fluid pressing system and travels hydraulic system, also includes an auxiliary coiling hydraulic system in addition.Wherein the traction fluid pressing system and the shared power source of hydraulic system that travels---enclosed variable pump 7 drives, and realizes the conversion of two kinds of operating modes by the traction of the hydraulic circuit switched system that travels, and two operating modes work alone, and do not disturb mutually.
2, the traction fluid pressing system adopts hydraulic drive control, is working media with hydraulic oil, and better stable working and interior in a big way infinitely variable speeds characteristic are arranged, and can realize the level and smooth step-less adjustment of tractive effort, and realize braking and overload protection easily.
3, the hydraulic system kind of drive of travelling adopts wheel-side motor to drive trailing wheel, string-parallel operation mode, one: the ability that can improve across obstacle, its two: can satisfy faster travel and abominable road conditions under realize the hydraulic differential function, trailing wheel can drive respectively, climbing capacity is stronger.
4, realize the organic integration of traction-driving functions and the rational Match of two kinds of operating mode power.
5, this equipment can be achieved as follows important technological parameters: maximum drawbar pull: 90KN; Maximum tractive effort at continuous rating: 80KN, corresponding speed: 40m/min; Maximum hauling speed: 83.3m/min, corresponding tractive effort: 40KN; Maximum travelling speed: 25Km/h; Max. climb slope: 30 degree; Allow the maximum wire rope diameter of use: Φ 20mm.
Cable drawing machine of the present utility model has following characteristics:
1) will draw-driving functions is integrated, can solution work locate and the transition hard problem, saves manpower, thing Power improves erecting cable efficient.
2) as function integrated hauling machine, realized traction---the Proper Match of the two kinds of operating mode power that travel makes and sends out Motivation and main oil pump can farthest be brought into play its efficient, can solve simultaneously because of power not mate the vehicle that causes The problem that damage is arranged during a little parts.
3) complete machine control adopts all-hydraulic control system to realize, and be divided into the traction fluid pressing system and travel hydraulic system, they Share a power source, the Variable plunger pump of a cover closed circuit drives, by two kinds of workers of switching realization of hydraulic circuit The conversion of condition, two operating modes work alone, and do not interfere with each other.
4) adopt independent two trailing wheels of wheel-side motor, the leap performance is stronger; As engineering truck, preferably cross-country ability is arranged, Its maximum ramp angle reaches 30 °.
5) driver's cabin is positioned at vehicle one side, and convenient operation and observation distraction procedure can avoid traction to meet accident simultaneously In time, constitute a threat to operator safety, and integral layout is more rational.
6) satisfy the different-diameter rope traction for adapting to requirement of engineering, in the coiling chain drive system, disposed different Change gear can realize that the winding of different size steel wire rope is evenly neat.
Claims (4)
1. cable pulling machine, include chassis assembly, driver's cabin, supporting leg, engine, enclosed variable pump, draw travel switched system, draw-gear, winding and wiring mechanism, it is characterized in that: enclosed variable pump and traction are travelled switched system by forming a traction fluid hydraulic circuit between traction fluid pressure motor and the draw-gear; Enclosed variable pump and the traction switched system that travels connect into the hydraulic circuit that travels by the wheel-side motor that is separately fixed on the trailing wheel.
2. cable pulling machine according to claim 1 is characterized in that: also include a coiling hydraulic circuit, described coiling hydraulic circuit is to be formed by connecting by engine and coiling hydraulic pump, coiling hydraulic motor.
3. cable pulling machine according to claim 1 and 2 is characterized in that: also include decelerator in the described traction fluid hydraulic circuit, also include differential mechanism in the described hydraulic circuit that travels.
4. cable pulling machine according to claim 1 and 2 is characterized in that: described driver's cabin is positioned at a side of chassis assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520085913 CN2862453Y (en) | 2005-08-01 | 2005-08-01 | Cable drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520085913 CN2862453Y (en) | 2005-08-01 | 2005-08-01 | Cable drawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2862453Y true CN2862453Y (en) | 2007-01-24 |
Family
ID=37660083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520085913 Expired - Fee Related CN2862453Y (en) | 2005-08-01 | 2005-08-01 | Cable drawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2862453Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129728A (en) * | 2014-08-20 | 2014-11-05 | 国家电网公司 | Full-hydraulic split type cableway traction machine |
| CN114755776A (en) * | 2022-03-18 | 2022-07-15 | 天津市精研工程机械传动有限公司 | Synchronous control system and control method of multi-tire type cable laying machine |
-
2005
- 2005-08-01 CN CN 200520085913 patent/CN2862453Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129728A (en) * | 2014-08-20 | 2014-11-05 | 国家电网公司 | Full-hydraulic split type cableway traction machine |
| CN114755776A (en) * | 2022-03-18 | 2022-07-15 | 天津市精研工程机械传动有限公司 | Synchronous control system and control method of multi-tire type cable laying machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070124 Termination date: 20090901 |