CN2624486Y - Constant tension stringing machine for setting-out route of electrified railroad contact line - Google Patents
Constant tension stringing machine for setting-out route of electrified railroad contact line Download PDFInfo
- Publication number
- CN2624486Y CN2624486Y CN 03233011 CN03233011U CN2624486Y CN 2624486 Y CN2624486 Y CN 2624486Y CN 03233011 CN03233011 CN 03233011 CN 03233011 U CN03233011 U CN 03233011U CN 2624486 Y CN2624486 Y CN 2624486Y
- Authority
- CN
- China
- Prior art keywords
- tension force
- tension
- cylinder
- clue
- applies
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Tension Adjustment In Filamentary Materials (AREA)
Abstract
The utility model relates to an electric railway catenary wire laying constant tension erecting machine, which consists of a cord tension detection controller and a constant tension controller, a cord tension applying drum and a cord tension applying drum brake, a plurality of wire reels and wire pay-off reel brakes. The wire from the pay-off reel shall be winded a plurality of turns on the cord tension applying drum through a pilot wheel and the cord tension detecting controller, and then is fed to the out-feed cord tension detecting controller and fed out; the sides of each wire pay-off reel are arranged with the wire pay-off reel brake, the tension applying drum has the brake. After the controller, the tension applying drum, and the take-up drum cord tension detecting controller are detected by the wire reel cord tension, the wire tension can reach a preset constant value. The utility model aims at accomplishing the constant wire tension. The wire of the device has the constant tension and continuously adjustment, the wire is straight and flat, and is easy to use and adjust.
Description
Technical field: the utility model relates generally to a kind of unwrapping wire Suo Heng tension stringing machine when the electrification railway contact net stringing.Belong to the railway special use and set up the field of tool of clue.
Background technology: contact line is the important composition part of electric railway (comprising subway, mine), is undertaking the traction power supply task of electric locomotive.And the construction of contact line need set up carrier cable, contact wire, reach other boost line rope.Maintenance needs to change carrier cable, contact wire, reaches other boost line rope, all needs pay off rack to be fixed on the vehicle.In order to improve the unwrapping wire quality, the Ministry of Railways must adopt the actinobacillus device with constant-tension during clear and definite unwrapping wire.The external at present permanent tension stringing of producing (domestic product of not controlling oneself) adopts fax sense, computer control mode, and the fluid power station provides the structure of power, complex structure, and cost is high, and user of service's training cycle is long, and requirement is high, the cost of use height.
Summary of the invention: the utility model purpose is to overcome the prior art deficiency, provides a kind of employing hydraulic pressure to feed back automatically, and thread tension force detects controller, and finishing institute's unwrapping wire rope tension force is the electrification railway contact net unwrapping wire Suo Heng tension stringing machine of constant value.
The purpose of this utility model is finished like this: it has the flatcar of a traveling on rail, drum and corresponding bracing frame that several coiling clues are arranged on the flatcar, each fixedly all has a brake apparatus on the wire coil shaft, and at least one thread tension force applies cylinder and tension force applies the drum braking device, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue, it is characterized in that at least one cover constant tension adjusting device, the tension force T sample mode of clue is that two ends are the roller support of fixing, middle for being below or above the fixedly movably roller support formation of roller support of H two ends, the fixedly roller support at roller support and two ends is at a distance of L1, the distance of L2; The fixed axis two ends of roller support can be moved along the vertical direction of roller support on line face, drive steel wire rope when mobile, after steel rope is subjected to force direction by the fixed pulley change, two steel wire ropes are merged into steel cable by the steel wire clamp, steel rope is fixed on the push rod, the push rod force application apparatus makes the piston pressurized of piston oil-cylinder to the push rod applied thrust; Piston oil-cylinder links by the brake piston that oil pipe and tension force apply drum braking device or line drum braking device, and manual or mechanical pressue device, check-valves, return valve etc. are arranged on the brake oil pipeline; Brake apparatus, line drum braking device that tension force applies cylinder adopt braking of chuck formula or the braking of distension formula, braking force is produced by piston oil-cylinder, also can adopt the composite construction of drum-type and distension formula simultaneously, tension force applies cylinder and tension force and applies the drum braking device and can be structure as a whole, or tension force applies cylinder and applies the drum braking device with tension force and separate, and constitutes one by shaft coupling; Tension force applies cylinder and can singlely use, surperficial slotless.Tension force applies cylinder also can two to be used together, and tension force applies cylinder groove, arranges before and after the rail flat car length direction; Tension force applies that cylinder is upper and lower respectively a fabric wheel, and can upper and lowerly move; The clue constant tension device applies cylinder outlet foreign side at tension force must a cover, and tension force applies cylinder inlet wire side and can not install; The line roller shelves of placing the line cylinder is 1～3 group, can install 1 group, 2 groups or whole as required; Constant tension system can be installed 1 group or 2 groups.
Above-mentioned alleged thread tension force detects controller (1,2,3,13～25) by two mutual formations of intersecting of constant tension adjusting device (1,2,3,13～24) and clue constant tension device (1,2,3,14～25).The effect that we can produce after interconnecting according to each parts is named as the constant tension adjusting device with label for (1,2,3,13～24) parts, and label is named as the clue constant tension device for the parts of (1,2,3,14～25).
Apply cylinder with bolster (29), band brake device bobbin loader (9), draw drum bearing support (8) and clue (4) by thread tension force detection controller (1,2,3,13～25), bearing support (8,28), thread tension force, form the permanent tension force of electrification railway contact net unwrapping wire clue, pay off rack device.It is characterized in that: thread tension force detects controller and adopts high difference detection method, and bearing support one end is equipped with tension force and applies cylinder, and tension force applies fluid power piston promotion brake is housed on the cylinder; The drum bearing support is put at the middle part, and several draw drums are housed on the draw drum bearing support; The draw drum bottom is equipped with drum outlet thread tension force and is detected controller, the clue of emitting in the draw drum applies cylinder (10,27) in thread tension force again and goes up and pick out the outlet thread tension force after twining a few and detect controller (1,2,3,13～25) after guide wheel (30), drum outlet thread tension force detect controller (1 ", 2 ", 3 ", 13～25 ").Each draw drum sidepiece is equipped with draw drum brake (9).Tension force applies the drum shaft middle part or brake (11) is equipped with in the side.
In the utility model electrification railway contact net unwrapping wire clue constant tension device, the operation principle of the permanent Tension Control of clue is during unwrapping wire: twine the permanent tension force applicator of unwrapping wire clue that 1.5-10 encloses, tension force applies roll brake (11), thread tension force detection controller (1,2,3,14～25) is formed by clue (4) at the garden cylindricality outer wall that thread tension force applies cylinder (10,27).When clue (4) tension force is lower than setting tension force, movably roller support (3) is under the power effect that applies power apparatus (23), removable cylinder (3) moves inward, by steel wire rope (14,15), pulley (18,19,20), piston push rod (21) retraction under the power effect that applies power apparatus (22), piston push rod (21) is pressed on the piston (23), piston (23) moves in oil cylinder, oil pressure in the brake fluid system raises, the braking force that tension force applies in the roll brake (11) is followed increase, and the tension force of clue (4) increases thereupon; When clue (4) tension force is higher than setting power, movably roller support (3) is under the power effect of clue (4), overcome the active force that applies power apparatus (23), removable cylinder (3) outwards moves, protruding by steel wire rope (14,15), pulley (18,19,20) pulling piston push rod (21), oil cylinder piston (23) is under the effect of oil pressure, outwards move, oil pressure in the brake fluid system lowers, tension force applies braking force in the roll brake (11) and follows and reduce, and the tension force of clue (4) reduces thereupon; So circulation has guaranteed the constant of thread tension force.Setting applies the power that applies of power apparatus (22) and the fixing distance between roller support (1), (2) stress point on line and removable roller support (3) stress point, just can set thread tension force, finishes the goal of the invention of the constant thread tension force of output.If on the line that draw drum is emitted, the installing thread tension force detects controller (1 ", 2 ", 3 ", 13～25 "), operating principle is identical, only tension force applies cylinder (10) and changes to drum (7), tension force applies roll brake (11) and changes to drum brake (9), and the clue that drum is emitted also can reach constant tension.
To applying power apparatus (22), the mode that applies power can adopt the spring structure mode, and spring can adopt standard machinery compression (or stretching) spring, liquid spring (making) or gas spring as silicone oil, and version and profile design as required.When adopting liquid or gas spring, also can pass through manual or mechanical pressuring method, regulate the size of setting power.
Tension force applies the brake shoe employing disc type or the distension formula structure of roll brake (11) and draw drum brake (9) in the utility model device, and distension formula braking principle is identical with brake device for car, adopts single wheel cylinder or two wheel cylinder hydraulic brake structure; Disc type brake adopts chuck formula structure, uses hydraulic jack in pairs, and a brake disc uses 2～6 oil cylinders.
The utility model adopts the automatic feedback principle of hydraulic pressure, under the dynamic condition that does not need other external force to provide, finish the goal of the invention of the constant tension of institute's unwrapping wire rope, it is simple in structure, easy to use, cost is lower, the constant tension of the clue of in the unwrapping wire process, emitting, it is straight that institute's unwrapping wire rope is emitted the back, and the permanent tension force of a kind of novel electrification railway contact net unwrapping wire clue, the pay off rack device of actual user demand are satisfied in convenient construction and adjustment.
Description of drawings: below in conjunction with the accompanying drawing illustrated embodiment, the utility model structure and annexation done describing in further detail, but protection range is not limited to the accompanying drawing illustrated embodiment:
Fig. 1 is the structural representation of the permanent tension stringing machine of the utility model electrification railway contact net unwrapping wire clue.
Fig. 2 is the vertical view of the permanent tension stringing machine of electrification railway contact net unwrapping wire clue shown in Figure 1.
Fig. 3 is the structural representation of the permanent tension force detection part of the utility model electrification railway contact net unwrapping wire clue.
Fig. 4 applies the fundamental diagram of drum braking device (11), drum brake apparatus (9) distension formula mode of braking hydraulic pressure reponse system for tension force in the permanent tension stringing machine of the utility model electrification railway contact net unwrapping wire clue pay off rack.
Fig. 5 applies the fundamental diagram of drum braking device (11), drum brake apparatus (9) chuck mode of braking hydraulic pressure reponse system for tension force in the permanent tension stringing machine of the utility model electrification railway contact net unwrapping wire clue pay off rack.
Fig. 6 is that the permanent tension stringing machine of the utility model electrification railway contact net unwrapping wire clue is installed in the schematic diagram on the track flat car means of transportation.
Embodiment: example structure as shown in Figure 1.The bearing support that the utility model device is selected for use applies roller shelves (28) by a tension force and two draw drum bearing supports (8) are formed, on each draw drum bearing support (8), the bolster fixed mount that three draw drums (7) are arranged, when using the less draw drum (7) of diameter, can place two draw drums (7) in each draw drum bearing support (8); When using the bigger draw drum of diameter, can put a draw drum (7) in each draw drum bearing support (8).Rail flat car can be installed 1 group of tension force and apply cylinder (28) and 1～2 group of draw drum bearing support (8).Thread tension force applies cylinder (10,27) can install 1～4 as required.
In each draw drum bearing support (8) three draw drum brakes (9) are housed; Each draw drum (7) all has a drum fixed-bearing axis (29), on each drum fixed-bearing axis (29) the drum registration arm is arranged, and prevents that draw drum (7) wire spool fixed-bearing axis (29) from rotating.When single draw drum (7) diameter dimension hour, each draw drum bearing support (8) can be placed 2 draw drums (7); When single draw drum (7) diameter dimension was big, each drum bearing support (8) was adorned a draw drum (7).
Clue (4) is emitted from draw drum (7), process guide wheel (30) arrival thread tension force detection controller (1 "; 2 " 3 "; 13～25 "), removable roller support (3 ") is installed in and is lower than guide wheel (1 "), thread tension force applies position between the cylinder (10), when clue (4) detect by thread tension force constant tension adjusting device in the controller (1 "; 2 " 3 "; 13～24 "), since this place be lower than two ends fixedly roller support (1 "; 2 "), the tension force of clue (4), produce one to upper lifting force (F), the automatic adjustment of pulling tension force detection draw drum braking force device (3 "; and the traveling roller on 14～24 ") (3 "); thus piston (23 ") motion caused, (24 ") link with the piston oil-cylinder of drum brake apparatus (9) piston oil-cylinder, and the variation of oil pressure causes the change of draw drum braking force.
Clue (4) applies cylinder (10,27) in thread tension force and upward encloses around cylinder 2-10, clue (4) applies cylinder (10) surface with thread tension force and contacts, frictional force progressively increases clue (4) tension force, thread tension force applies cylinder (10) and is connected with tension force and applies roll brake (10), and tension force applies roll brake (10) and produces a braking force.
For the security incident that prevents that clue from extruding or ejecting and causing from cylinder, tension force applies the upper and lower live conductor of cylinder wheel (2,2 ", 26), and when unwrapping wire, the opinion wheel is close to the clue surface.
Clue (4) is after the tension force of associating applies cylinder (10) outlet, arrive the constant tension adjusting device (1 in the outlet thread tension force detection controller, 2,3,13～24), the clue thread tension force detects controller (3,14～24) be installed in and be lower than fixedly roller support (1), thread tension force applies position between the cylinder (10), when clue (4) detects constant tension adjusting device (1 in the controller by thread tension force, 2,3,13～24) time, because this place is lower than fixedly roller support (1) of two ends, thread tension force applies cylinder (10) fixing point, the tension force of clue (4), produce one to upper lifting force (F), the pulling thread tension force detects the constant tension adjusting device (1 in the controller, 2,3,13～24) traveling roller on (3), thereby cause piston (23) motion, piston oil-cylinder (24) links with the piston oil-cylinder that tension force applies drum braking device (11), the variation of oil pressure causes that tension force applies the braking force change of drum braking device (11), and the constant tension course of action is at Fig. 3, introduce in detail in the introduction of Fig. 4.Oil pipeline is routed to the piston oil-cylinder that corresponding draw drum brake apparatus (9) and tension force applies drum braking device (11) and links as requested, and (31) such as manual or mechanical pressue device, check-valves, stream valves are all arranged on every oil pipe line.
Accompanying drawing 4 detects back hydraulic pressure reponse system operating principle structure for thread tension force.It is characterized in that: tension force applies roll brake (11) (perhaps drum brake (9)) and is distension formula structure mode of braking, and is identical with the automobile brake principle, adopts single wheel cylinder or two minutes pump configurations.Movably the two ends of roller support (3) are the slide block structure that moves along support, steel wire rope (14,15) be connected to the bottom of slide block, steel wire rope (14,15) by pulley (18,19,20) direction of change power, two strand steel wire ropes (14,15) be merged into a steel cable (17) with steel wire clamp (16), like this, clue (4) is no matter go up any position at removable roller support (3), the stressed size of the steel wire rope after the merging (17), act on a roller support (3) that can move with clue (4) and equate, guaranteed clue vertically move and laterally mobile in continuous detecting.Its course of action is: when clue (4) tension force is lower than setting tension force, movably roller support (3) is under the power effect that applies power apparatus (23), removable cylinder (3) moves to carriage center, by steel wire rope (14,15), pulley (18,19,20), piston push rod (21) retraction, oil cylinder piston (23) is under the power effect that applies power apparatus (22), in oil (24), move, because oil pipe (25) only links with the brake cylinder that tension force applies drum braking device (11) (when being used for the drum braking and regulating, link with the brake cylinder of drum brake (9)), cause reducing of the interior oil storage volume of hydraulic plumbing system, internal oil pressure in the brake fluid system raises, tension force applies braking force increase in the roll brake (11), and the tension force of clue (4) increases thereupon; When clue (4) tension force is higher than setting power, movably roller support (3) is under the power effect of clue (4), overcome the active force that applies power apparatus (22), removable cylinder (3) outwards moves, protruding by steel wire rope (14,15), pulley (18,19,20) pulling piston push rod (21), oil cylinder piston (23) is under the effect of oil pressure, outwards move, cause the increase of oil storage volume in the hydraulic plumbing system, oil pressure reduces, tension force applies the middle braking force of roll brake (11) and reduces, and the tension force of clue (4) reduces thereupon; So circulation has guaranteed the constant of thread tension force.Setting applies the power that applies of power apparatus (22) and the fixing distance between roller support (1), (2) stress point on line and removable roller support (3) stress point, just can set thread tension force continuously, finishes the constant thread tension force of output.If on the line that draw drum is emitted, when the installing thread tension force detects constant tension adjusting device in the controller (1 ", 2 ", 3 ", 13～24 "), operating principle is identical, only tension force applies cylinder (10) and changes to drum (7), tension force applies roll brake (11) and changes to drum brake (9), and the clue that drum is emitted also can reach constant tension.
Apply power apparatus (23), the mode that applies power can adopt the spring structure mode, and spring can adopt standard machinery compression (or stretching) spring, liquid spring (making) or gas spring as silicone oil, and version and profile design as required.When adopting liquid or gas spring, also can pass through manual or mechanical pressuring method, set the size of thread tension force value continuously.
Tension pulley applies cylinder (10) and brake apparatus (11) and is fixed on support (28) and goes up that (or draw drum (7) and brake apparatus (9) are fixed on the support (8).Also have (31) such as manual or mechanical pressue device, check-valves, return valves on the oil pipe line.
Accompanying drawing 5 is with the difference of accompanying drawing 4: tension force applies roll brake (11) (perhaps drum brake (9)) for the chuck arrangement mode of braking, uses oil cylinder in pairs.Its operating principle and accompanying drawing 4 are identical.
Unwrapping wire clue constant tension device can be installed and place on any means of transportation.Be to install to be placed on embodiment on the track flat car means of transportation shown in the accompanying drawing 6.It is that the dull and stereotyped part of partly cutting out of track flat car (6) is removed, independent fixed cross beam (32) is welded on the crossbeam and side bar of track flat car (6), the permanent tension force of the utility model electrification railway contact net unwrapping wire clue, pay off rack device form a wire barrow structure by being bolted on the fixed cross beam (32) with track flat car (6).In use, flat car travels on rail (5) under the traction of hauling power device, improves payingoff speed and operating efficiency.
Claims (10)
1, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue, it has the flatcar (6) of a traveling on rail (5), drum (7) and corresponding bracing frame (8) that several coiling clues are arranged on the flatcar, each fixedly all has a brake apparatus (9) on the wire coil shaft, and at least one thread tension force applies cylinder (10) and tension force applies drum braking device (11), it is characterized in that having at least a cover constant tension adjusting device (1,2,3,13～24), tension force (T) sample mode of clue (4) is that two ends are the roller support of fixing (1,2), middle for being below or above fixedly movably roller support (3) formation of roller support of (H) two ends, the fixedly roller support (1 at roller support (3) and two ends, 2) at a distance of L1, the distance of L2.
2, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue according to claim 1, fixed axis (13) two ends that it is characterized in that roller support (3) can be along roller support (1,2) vertical direction of on line face moves, drive steel wire rope (14 when mobile, 15), steel rope (14,15) by fixed pulley (18,19,20) after change is subjected to force direction, two steel wire ropes are merged into steel cable (17) by steel wire clamp (16), steel rope (17) is fixed on the push rod (21), push rod force application apparatus (22) makes piston (23) pressurized of piston oil-cylinder (24) to the push rod applied thrust.
3, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue according to claim 1 and 2, it is characterized in that piston oil-cylinder (24) links by the brake piston that oil pipe (25) and tension force apply drum braking device (11) or line drum braking device (9), has manual or mechanical pressue device, check-valves, return valve (31) on the brake oil pipeline.
4, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue according to claim 1 and 2, it is characterized in that tension force applies the brake apparatus of cylinder (11), line drum braking device (9) adopts braking of chuck formula or the braking of distension formula, braking force is produced by piston oil-cylinder, also can adopt the composite construction of drum-type and distension formula, tension force applies cylinder and tension force and applies the drum braking device and can be structure as a whole, or tension force applies cylinder and applies the drum braking device with tension force and separate, and constitutes one by shaft coupling.
5, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue according to claim 1 and 2, it is characterized in that tension force applies cylinder (10) and can singlely use, the surface slotless, tension force applies cylinder (10,27) also can two to be used together, tension force applies cylinder (27) groove, arranges before and after the rail flat car length direction.
6, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue according to claim 1 and 2 is characterized in that tension force applies that cylinder is upper and lower respectively a fabric wheel (2,26), and can upper and lowerly move.
7, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue according to claim 5 is characterized in that tension force applies that cylinder is upper and lower respectively a fabric wheel (2,26), and can upper and lowerly move.
8, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue according to claim 1 and 2 is characterized in that applying cylinder outlet foreign side at tension force is equipped with a cover clue constant tension device (1,2,3,14～25) at least.
9, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue according to claim 1 and 2, the line roller shelves that it is characterized in that placing the line cylinder is 1～3 group, can install 1 group, 2 groups or all.
10, the permanent tension stringing machine of electrification railway contact net unwrapping wire clue according to claim 1 and 2 is characterized in that clue constant tension device (1,2,3,14～25) can install 1 group or 2 groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03233011 CN2624486Y (en) | 2003-01-22 | 2003-01-22 | Constant tension stringing machine for setting-out route of electrified railroad contact line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03233011 CN2624486Y (en) | 2003-01-22 | 2003-01-22 | Constant tension stringing machine for setting-out route of electrified railroad contact line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2624486Y true CN2624486Y (en) | 2004-07-07 |
Family
ID=34248747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03233011 Expired - Fee Related CN2624486Y (en) | 2003-01-22 | 2003-01-22 | Constant tension stringing machine for setting-out route of electrified railroad contact line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2624486Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100486836C (en) * | 2004-08-16 | 2009-05-13 | 曾进忠 | Constant tension stringing carriage device of electrified railroad touch net |
| CN102055161B (en) * | 2009-11-03 | 2013-03-27 | 河南省电力公司许昌供电公司 | Setting conductor block device for crossing frame |
| CN104969428A (en) * | 2012-12-05 | 2015-10-07 | 泰斯美克股份有限公司 | Safety plant for a cable stretching machine, corresponding method and stretching machine using said plant |
| CN105173921A (en) * | 2015-08-17 | 2015-12-23 | 宝鸡南车时代工程机械有限公司 | Simple contact net constant-tension wire barrow |
| CN108994112A (en) * | 2018-07-25 | 2018-12-14 | 江苏凯威新材料科技有限公司 | Actinobacillus device is used in a kind of production of zinc-coated wire |
| CN110416924A (en) * | 2019-07-09 | 2019-11-05 | 西南交通大学 | Facilitate the constructing metro tunnel railcar and tunnel cable threading method of threading |
-
2003
- 2003-01-22 CN CN 03233011 patent/CN2624486Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100486836C (en) * | 2004-08-16 | 2009-05-13 | 曾进忠 | Constant tension stringing carriage device of electrified railroad touch net |
| CN102055161B (en) * | 2009-11-03 | 2013-03-27 | 河南省电力公司许昌供电公司 | Setting conductor block device for crossing frame |
| CN104969428A (en) * | 2012-12-05 | 2015-10-07 | 泰斯美克股份有限公司 | Safety plant for a cable stretching machine, corresponding method and stretching machine using said plant |
| CN104969428B (en) * | 2012-12-05 | 2017-08-04 | 泰斯美克股份有限公司 | For the safety device of cable tensile strain machine, corresponding method and stretching-machine |
| CN105173921A (en) * | 2015-08-17 | 2015-12-23 | 宝鸡南车时代工程机械有限公司 | Simple contact net constant-tension wire barrow |
| CN108994112A (en) * | 2018-07-25 | 2018-12-14 | 江苏凯威新材料科技有限公司 | Actinobacillus device is used in a kind of production of zinc-coated wire |
| CN108994112B (en) * | 2018-07-25 | 2023-06-02 | 江苏凯威新材料科技有限公司 | Pay-off is used in galvanized steel wire production |
| CN110416924A (en) * | 2019-07-09 | 2019-11-05 | 西南交通大学 | Facilitate the constructing metro tunnel railcar and tunnel cable threading method of threading |
| CN110416924B (en) * | 2019-07-09 | 2024-04-12 | 西南交通大学 | Subway tunnel construction railcar convenient to thread and tunnel cable threading method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103359644B (en) | A kind of Automatic rope arrangement winch for steel wire rope traction type cargo transport machine | |
| CN203306266U (en) | Tube and bar managing and binding system | |
| CN100376441C (en) | Machinery for setting up contact net | |
| KR102149670B1 (en) | Winding apparatus for 3-phase power cable and installing system for 3-phase power cable having the same | |
| CN101500930A (en) | Direct acting single sheave active/passiv heave compensator | |
| CN2624486Y (en) | Constant tension stringing machine for setting-out route of electrified railroad contact line | |
| US4886199A (en) | Strip drive for advancing materials for processing | |
| CN213802263U (en) | Cable traction device for electric power construction | |
| CN202758671U (en) | Suspension type wire storing device | |
| CN1065833C (en) | Machine for installing contact wire of overhead line | |
| CN109137758A (en) | A kind of self-anchored suspension bridge cable construction technology | |
| CN208560632U (en) | A kind of vehicle type counterweighted take-up | |
| CN101214895B (en) | Thread accumulation device | |
| CN1061004C (en) | Pneumatic controllable parking device | |
| CN212245717U (en) | Constant tension wire barrow of contact net | |
| CN100486836C (en) | Constant tension stringing carriage device of electrified railroad touch net | |
| CN201258429Y (en) | Pay off rack assembly for metal wire double-twist twisting machine | |
| CN108017002B (en) | A kind of anti-disorder cable swing hoist engine | |
| CN110510449A (en) | Bridge cable steel wire draw drum | |
| CN2747096Y (en) | Constant tension wire paying out vehicle frame device for contacting net of electric rail-way | |
| CN202016780U (en) | Active pay-off rewinding equipment for aluminum clad steel wires | |
| CN205739724U (en) | Efficiently gasket for packing storage line machine | |
| CN208615344U (en) | It is a kind of for manufacturing the fiber rack of basalt fibre multiple tube | |
| CN209127798U (en) | A kind of pushing cylinder power device | |
| CN202214088U (en) | Yarn releasing tension adjusting device for multi-fiber bobbins |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |