CN115207860B - Intelligent deicing device for power transmission tower line - Google Patents
Intelligent deicing device for power transmission tower line Download PDFInfo
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- CN115207860B CN115207860B CN202210829576.3A CN202210829576A CN115207860B CN 115207860 B CN115207860 B CN 115207860B CN 202210829576 A CN202210829576 A CN 202210829576A CN 115207860 B CN115207860 B CN 115207860B
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- power transmission
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- bearing support
- pull rope
- winding drum
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/16—Devices for removing snow or ice from lines or cables
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Abstract
The invention discloses an intelligent deicing device for a power transmission tower line, which belongs to the technical field of power transmission towers and comprises a bearing support, a supporting and positioning assembly for positioning the bearing support and a power transmission line, an ice breaking assembly arranged at one end of the bearing support, and a displacement driving assembly for driving the bearing support to move along the power transmission line, wherein a tensioning assembly is also arranged between the bearing support and the power transmission tower, the tensioning assembly comprises an elastic pull rope, a winding drum for winding and pulling the elastic pull rope, a winding drum support which is in rotating fit with the winding drum and is used for supporting the winding drum, and a plurality of intermittent load-pulling release balls which are uniformly arranged on the surface of the elastic pull rope at intervals, the winding drum is fixed on the power transmission tower, and a release baffle can generate certain resistance on the elastic pull rope in a time period when each intermittent load-pulling release ball passes through a through hole. The device can be used for deicing the transmission tower line, and the deicing process is more stable.
Description
Technical Field
The invention belongs to the technical field of power transmission towers, and particularly relates to an intelligent deicing device for a power transmission tower line.
Background
The transmission line tower mainly bears loads such as wind load, ice load, line tension, constant load, personnel and tool weight during installation or maintenance, broken lines, earthquake action and the like. Under severe weather conditions, lines on the power transmission iron tower are easy to freeze, the weight borne by the power transmission line can be increased after freezing, and the power transmission line can be broken in severe cases. Although some existing devices can simply deice the power transmission line, the power transmission line is easily shaken due to the fact that the devices are directly erected on the power transmission line, and accordingly the problem of unstable deicing is caused, and deicing efficiency on the power transmission line is seriously affected.
Disclosure of Invention
In view of this, the invention aims to provide an intelligent deicing device for a power transmission tower line, which can be used for deicing the power transmission tower line, and the deicing process is more stable.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention discloses an intelligent deicing device for a power transmission tower line, which comprises a bearing support, a supporting and positioning assembly for positioning the bearing support and a power transmission line, an ice breaking assembly arranged at one end of the bearing support, and a displacement driving assembly for driving the bearing support to move along the power transmission line, wherein a tensioning assembly is also arranged between the bearing support and the power transmission tower, the tensioning assembly comprises an elastic pull rope, a winding drum for winding and pulling the elastic pull rope, a winding drum support which is in rotating fit with the winding drum and is used for supporting the winding drum, and a plurality of intermittent pulling load release balls which are uniformly arranged on the surface of the elastic pull rope at intervals, the winding drum is fixed on the power transmission tower, one end of the elastic pull rope is wound on the winding drum, the other end of the elastic pull rope is connected to the bearing support, a release baffle is fixed on the winding drum support, a through hole is formed in the release baffle, the elastic pull rope penetrates through the through hole, and the aperture of the through hole is matched with the maximum diameter of the intermittent pulling load release balls, so that the release baffle can generate certain resistance on the elastic pull rope in a time period when each intermittent pulling load release ball passes through the through hole.
Further, release ball is carried in intermittent type nature pulling includes the spheroid that is the ellipsoid that sets up along the elasticity stay cord axial, spheroidal center forms the center channel that is used for transmission line to pass through, a cavity has been seted up in the spheroid, the cavity intussuseption is filled with damping fluid.
Further, a plurality of sleeves are fixedly arranged on the power transmission line at intervals, the ball body is sleeved outside the sleeves, and limiting parts used for limiting the ball body are arranged at two ends of each sleeve respectively.
Furthermore, a plurality of annular bulges are arranged on the surface of the ball body, and the annular bulges are uniformly arranged at intervals along the axial direction of the ball body.
Furthermore, one end, far away from the winding drum, of the elastic pull rope is fixedly connected with a vertical rotating pin, a rotating support matched with the vertical rotating pin is arranged at the lower end of the bearing support, and the vertical rotating pin can rotate vertically relative to the rotating support.
Further, the displacement driving assembly comprises at least one group of friction wheels, a wire groove corresponding to the power transmission line is formed in the outer side of each friction wheel, the two friction wheels are matched in a group and used for clamping the power transmission line, the friction wheels are in transmission fit with a first motor through a transmission shaft, and the first motor is fixed on the bearing support.
Furthermore, the supporting and positioning assembly comprises a supporting wheel, a rotating shaft fixed with the supporting wheel, a first support fixed on the bearing support and in vertical sliding fit with the rotating shaft, a second support fixed on the bearing support, and a spring connected with the rotating shaft and the second support, wherein the outer side of the supporting wheel is abutted to the power transmission line, and the supporting wheel can be elastically pressed on the surface of the power transmission line through the spring.
Further, the ice breaking assembly comprises an ice breaking tray, a second motor which is in transmission connection with the ice breaking tray and drives the ice breaking tray to rotate, and a mounting seat which fixes the second motor to a bearing support, wherein the bearing support is provided with at least two ice breaking trays, and the upper sides of the two ice breaking trays are close to each other and are in a splayed shape.
Further, bear and be fixed with the block rubber on the support, the inboard of block rubber with transmission line rotational friction cooperation, the block rubber has at least one mounting disc through an L type leg joint, the confession has been seted up to the terminal surface of mounting disc the hole that L type support passed, the mounting disc cover is established in transmission line's the outside, set up the notch that can open and shut on the mounting disc, the inboard of mounting disc is provided with the brush.
The invention has the beneficial effects that:
according to the intelligent deicing device for the power transmission tower line, the supporting and positioning assembly is matched with the displacement driving assembly to position the bearing support to the power transmission line, so that the bearing support can be conveniently positioned, and the intelligent deicing device is more beneficial to keeping stability in the moving and ice breaking processes.
The device is also provided with the tensioning assembly, the bearing support can be connected to the power transmission iron tower through the elastic pull rope, when the device shakes in the moving or deicing process, force can be well transmitted to the power transmission iron tower through the elastic pull rope, and the shaking state of the bearing support can be effectively reduced through the stabilizing effect of the power transmission iron tower.
Specifically, the intermittent load-pulling release balls are uniformly arranged on the surface of the elastic pull rope at intervals, even when the device is displaced, the elastic pull rope at the tail end is released through the winding drum, after the elastic pull rope passes through the through hole, a certain resistance can be generated on the elastic pull rope by the release baffle within a time period when each intermittent load-pulling release ball passes through the through hole, so that the elastic pull rope can generate a resistance in an intermittent moving process, the resistance can temporarily prevent the device from moving, the ice breaking is more stable, but the resistance is intermittent, the moving load of the device cannot be increased for a long time, and redundant energy loss is avoided. Since the movement control process does not need to be controlled by switching on and off the motor, the service life of the motor can be prolonged.
Additional advantages, objects, and features of the invention will be set forth in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
In order to make the object, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:
FIG. 1 is a schematic view of the apparatus of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view of FIG. 1 at B;
FIG. 4 is an enlarged view of FIG. 1 at C;
FIG. 5 is a schematic view of the inside layout of the load carrier;
FIG. 6 is a schematic view of an arrangement of ice breaking trays;
fig. 7 is a schematic structural diagram of an intermittent loading release ball.
The drawings are numbered as follows: bearing support 1, support locating component 2, supporting wheel 2a, pivot 2b, first support 2 c. The ice breaking device comprises a second support 2d, a spring 2e, an ice breaking assembly 3, an ice breaking tray 3a, a second motor 3b, a mounting seat 3c, a displacement driving assembly 4, a friction wheel 4a, a wire groove 4b, a first motor 4c, a tensioning assembly 5, an elastic pull rope 5a, a winding drum 5b, a winding drum support 5c, an intermittent pulling load release ball 5d, a release baffle 5e, a through hole 5f, a ball body 6, a central channel 7, a cavity 8, a sleeve 9, a limiting component 10, an annular protrusion 11, a vertical rotating pin 12, a rotating support 13, a rubber block 14, an L-shaped support 15, a mounting disc 16, a hole 17 and a brush 18.
Detailed Description
Hollow is formed, and ice slag accumulation is avoided.
In this embodiment, a tensioning assembly 5 is further arranged between the bearing support 1 and the power transmission tower, the tensioning assembly 5 includes an elastic pull rope 5a, a winding drum 5b for winding and pulling the elastic pull rope 5a, a winding drum support 5c which is in running fit with the winding drum 5b and is used for supporting the winding drum 5b, and a plurality of intermittent tension releasing balls 5d which are uniformly spaced on the surface of the elastic pull rope 5a, the tensioning assemblies 5 are four groups and respectively tensioned at four corners of the bearing support 1. The winding drum 5b is fixed on the power transmission iron tower, and the elastic pull rope 5a is made of a material with certain damping force and can buffer when the elastic pull rope is suddenly tensioned. One end of the elastic pull rope 5a is wound on the winding drum 5b, the other end of the elastic pull rope is connected to the bearing support 1, a release baffle plate 5e is fixed on the winding drum support 5c, when the bearing support 1 moves, the elastic pull rope 5a at the tail part is required to be released, and the elastic pull rope 5a at the head part is tensioned, so that the elastic pull ropes 5a at the head part and the tail part are required to be tensioned to achieve the optimal damping buffer device, the tensioning of the head part can be realized by automatically curling the winding drum 5b, the structure belongs to the prior art, the winding drum 5b is controlled by a motor to automatically rotate, and the description is omitted. The tensioning of the tail elastic pull rope 5a is realized by intermittently pulling and loading the release ball 5 d.
Specifically, the release baffle 5e is provided with a through hole 5f, the elastic pull rope 5a penetrates through the through hole 5f, the aperture of the through hole 5f is adapted to the maximum diameter of the intermittent pull-load release ball 5d, the maximum diameter of the intermittent pull-load release ball 5d is arranged in the middle, the diameters of two ends are small, the intermittent pull-load release ball 5d can enter the through hole 5f more easily, each intermittent pull-load release ball 5d can pass through the through hole 5f in a time period, and the release baffle 5e can generate certain resistance to the elastic pull rope 5 a.
In this embodiment, as shown in fig. 7, the intermittent pulling releasing ball 5d includes an ellipsoidal ball 6 axially disposed along the elastic pulling rope 5a, and a central channel 7 for passing the power transmission line is formed at the center of the ball 6, so that the ball 6 can be sleeved outside the ball, a cavity 8 is formed in the ball 6, and the cavity 8 is filled with damping fluid. The fixed a plurality of sleeve pipes 9 that are provided with of transmission line interval, spheroid 6 cover are established in the outside of sleeve pipe 9, and the both ends of sleeve pipe 9 are provided with respectively and are used for carrying out spacing stop part 10 to spheroid 6, can be used for spacing spheroid 6, can rationally adjust the position of spheroid 6 on sleeve pipe 9 as required. The surface of the sphere 6 is provided with a plurality of annular bulges 11, and the annular bulges 11 are uniformly arranged at intervals along the axial direction of the sphere 6. When this intermittent type nature is carried and is released ball 5d and pass through-hole 5f, through-hole 5f and bellied terminal surface contact compress spheroid 6 along the axial, and damping liquid in spheroid 6 slowly moves backward in order to produce the damping under the effect of pressure, and the spheroid 6 shape of front side is diminishing the back, and spheroid 6 passes through-hole 5f smoothly, realizes the production of short duration resistance. The resistance has certain damping performance, so that a certain slow buffering effect can be achieved, and sudden stress release cannot be caused.
In this embodiment, the elastic pulling rope 5a is far away from the vertical rotating pin 12 fixedly connected with one end of the winding drum 5b, the lower end of the bearing support 1 is provided with the rotating support 13 matched with the vertical rotating pin 12, the vertical rotating pin 12 can rotate vertically relative to the rotating support 13, and the elastic pulling rope 5a can be more adaptive and the tensioning process is more smooth by rotationally connecting the vertical rotating pin with the bearing support 1.
In this embodiment, the displacement driving assembly 4 includes at least one set of friction wheel 4a, and the outside of friction wheel 4a forms the wire casing 4b corresponding with the transmission line, and two friction wheels 4a are a set of cooperation and are used for with transmission line centre gripping wherein, and friction wheel 4a passes through the transmission shaft and cooperates with first motor 4c transmission, and first motor 4c passes through the roof to be fixed on bearing support 1. The transmission shaft is of course in running fit with the bearing support 1, the first motor 4c drives the friction wheel 4a to rotate, the friction wheel 4a rubs with the transmission line, the bearing support 1 moves forward under the action of a reaction force, the rotating directions of the two friction wheels 4a in one group are opposite, and therefore the moving directions of the bearing support 1 can be consistent.
In this embodiment, the supporting and positioning assembly 2 includes a supporting wheel 2a, a rotating shaft 2b fixed with the supporting wheel 2a, a first support 2c fixed on the bearing support 1 and vertically sliding-fitted with the rotating shaft 2b, a second support 2d fixed on the bearing support 1, and a spring 2e connected with the rotating shaft 2b and the second support 2d, wherein the supporting wheel 2a is located on the upper side of the bearing support 1, and the axial direction of the supporting wheel is perpendicular to the side surface of the bearing support 1, the outer side of the supporting wheel 2a is abutted to the power transmission line, the supporting wheel 2a can be elastically pressed on the surface of the power transmission line through the spring 2e, the spring 2e is located on the side surface of the bearing support 1, and two ends of the supporting wheel are used for connecting the rotating shaft 2b and the second support 2d for providing pretensioning force.
In this embodiment, as shown in fig. 6, the ice breaking assembly 3 includes an ice breaking tray 3a, a second motor 3b that is in transmission connection with the ice breaking tray 3a and drives the ice breaking tray 3a to rotate, and a mounting base 3c that fixes the second motor 3b to the support 1, the support 1 is provided with at least two ice breaking trays 3a, the upper sides of the two ice breaking trays 3a are close to each other and form a splayed shape, so that ice on the power transmission line can be broken conveniently, the broken ice can slide down from the ice breaking tray 3a, and the broken ice can be reduced from falling onto the support 1.
In this embodiment, as shown in fig. 5, a rubber block 14 is fixed on the bearing support 1, the inner side of the rubber block 14 is in rotational friction fit with the power transmission line, the rubber block 14 is connected with at least one mounting disc 16 through an L-shaped support 15, a hole 17 for the L-shaped support 15 to pass through is formed in the end surface of the mounting disc 16, so as to prevent the problem of unclean cleaning caused by the rotation of the mounting disc 16, the mounting disc 16 is sleeved on the outer side of the power transmission line, an openable and closable notch is formed in the mounting disc 16, so that the power transmission line can be conveniently embedded into the inner side of the mounting disc 16 through the notch, and a brush 18 is arranged on the inner side of the mounting disc 16, and can be used for brushing ice water on the power transmission line, thereby reducing the possibility of re-freezing on the subsequent power transmission line.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides an iron tower circuit intelligence defroster that transmits power, is in including bearing the support, being used for bearing support and transmission line to carry out the support locating component who fixes a position, setting bearing the displacement drive assembly that support removed along transmission line, its characterized in that of the broken ice subassembly of support one end, drive: a tensioning assembly is further arranged between the bearing support and the power transmission iron tower, the tensioning assembly comprises an elastic pull rope, a winding drum for winding and pulling the elastic pull rope, a winding drum support which is in running fit with the winding drum and is used for supporting the winding drum, and a plurality of intermittent load-pulling release balls which are uniformly arranged on the surface of the elastic pull rope at intervals, the winding drum is fixed on the power transmission iron tower, one end of the elastic pull rope is wound on the winding drum, the other end of the elastic pull rope is connected to the bearing support, a release baffle is fixed on the winding drum support, a through hole is formed in the release baffle, the elastic pull rope penetrates through the through hole, and the aperture of the through hole is matched with the maximum diameter of the intermittent load-pulling release balls, so that the release baffle can generate resistance on the elastic pull rope in a time period when each intermittent load-pulling release ball passes through the through hole; the intermittent pulling load releasing ball comprises an ellipsoidal ball body arranged along the axial direction of the elastic pulling rope, a central channel for the elastic pulling rope to pass through is formed in the center of the ball body, a cavity is formed in the ball body, and damping liquid is filled in the cavity; the outer side of the elastic pull rope is fixedly provided with a plurality of sleeves at intervals, the ball body is sleeved on the outer side of the sleeves, and two ends of each sleeve are provided with limiting parts respectively used for limiting the ball body.
2. The intelligent deicing device for the power transmission tower line according to claim 1, characterized in that: the surface of the sphere is provided with a plurality of annular bulges which are evenly arranged along the axial direction of the sphere at intervals.
3. The intelligent deicing device for the power transmission tower line according to claim 1, characterized in that: one end, far away from the winding drum, of the elastic pull rope is fixedly connected with a vertical rotating pin, a rotating support matched with the vertical rotating pin is arranged at the lower end of the bearing support, and the vertical rotating pin can rotate vertically relative to the rotating support.
4. An intelligent deicing device for transmission tower lines according to any one of claims 1-3, characterized in that: the displacement driving assembly comprises at least one group of friction wheels, a wire groove corresponding to the power transmission line is formed in the outer side of each friction wheel, the two friction wheels are matched in a group and used for clamping the power transmission line, the friction wheels are in transmission fit with a first motor through a transmission shaft, and the first motor is fixed on the bearing support.
5. The intelligent deicing device for the power transmission tower line according to claim 4, characterized in that: the supporting and positioning assembly comprises a supporting wheel, a rotating shaft fixed with the supporting wheel, a first support fixed on the bearing support and in vertical sliding fit with the rotating shaft, a second support fixed on the bearing support, and a spring connected with the rotating shaft and the second support, wherein the outer side of the supporting wheel is abutted to the power transmission line, and the spring can elastically compress the supporting wheel on the surface of the power transmission line.
6. Intelligent deicing device for transmission tower lines according to claim 5, characterized in that: the ice breaking assembly comprises an ice breaking tray, a second motor which is in transmission connection with the ice breaking tray and drives the ice breaking tray to rotate, and a mounting seat which fixes the second motor to a bearing support, wherein the bearing support is provided with at least two ice breaking trays, and the upper sides of the two ice breaking trays are close to each other and form a splayed shape.
7. The intelligent deicing device for the power transmission tower line according to claim 6, characterized in that: the bearing support is fixed with a rubber block, the inner side of the rubber block is in running friction fit with the power transmission line, the rubber block is connected with at least one mounting disc through an L-shaped support, the end face of the mounting disc is provided with a hole for the L-shaped support to pass through, the mounting disc is sleeved on the outer side of the power transmission line, a groove opening capable of being opened and closed is formed in the mounting disc, and a brush is arranged on the inner side of the mounting disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210829576.3A CN115207860B (en) | 2022-07-14 | 2022-07-14 | Intelligent deicing device for power transmission tower line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210829576.3A CN115207860B (en) | 2022-07-14 | 2022-07-14 | Intelligent deicing device for power transmission tower line |
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| Publication Number | Publication Date |
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| CN115207860A CN115207860A (en) | 2022-10-18 |
| CN115207860B true CN115207860B (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210829576.3A Active CN115207860B (en) | 2022-07-14 | 2022-07-14 | Intelligent deicing device for power transmission tower line |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486951A (en) * | 2016-11-11 | 2017-03-08 | 国家电网公司 | A kind of deicing system for rural area one-storey house |
| JP2017077146A (en) * | 2015-10-16 | 2017-04-20 | 中国電力株式会社 | Snow resistant ring removal device |
| CN109038442A (en) * | 2018-07-17 | 2018-12-18 | 竺灵云 | A kind of mountain area open-air high-voltage line portable icing icebreaking device |
| CN110994519A (en) * | 2018-11-26 | 2020-04-10 | 常熟昊虞电子信息科技有限公司 | Industrial cable maintenance device with deicing function |
| CN212284953U (en) * | 2020-04-08 | 2021-01-05 | 重庆顺泰铁塔制造有限公司 | Deicing snow shovel for power transmission tower |
| CN112260196A (en) * | 2020-10-26 | 2021-01-22 | 杭州佑滨科技有限公司 | Cement wire pole distribution frame |
| CN215009529U (en) * | 2020-11-03 | 2021-12-03 | 吴玲丽 | Deicing device with simple structure for power transmission and transformation circuit |
| CN216341317U (en) * | 2021-10-22 | 2022-04-19 | 国网河北省电力有限公司经济技术研究院 | Supporting frame for reinforcing and adjusting device of power transmission line iron tower |
-
2022
- 2022-07-14 CN CN202210829576.3A patent/CN115207860B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017077146A (en) * | 2015-10-16 | 2017-04-20 | 中国電力株式会社 | Snow resistant ring removal device |
| CN106486951A (en) * | 2016-11-11 | 2017-03-08 | 国家电网公司 | A kind of deicing system for rural area one-storey house |
| CN109038442A (en) * | 2018-07-17 | 2018-12-18 | 竺灵云 | A kind of mountain area open-air high-voltage line portable icing icebreaking device |
| CN110994519A (en) * | 2018-11-26 | 2020-04-10 | 常熟昊虞电子信息科技有限公司 | Industrial cable maintenance device with deicing function |
| CN212284953U (en) * | 2020-04-08 | 2021-01-05 | 重庆顺泰铁塔制造有限公司 | Deicing snow shovel for power transmission tower |
| CN112260196A (en) * | 2020-10-26 | 2021-01-22 | 杭州佑滨科技有限公司 | Cement wire pole distribution frame |
| CN215009529U (en) * | 2020-11-03 | 2021-12-03 | 吴玲丽 | Deicing device with simple structure for power transmission and transformation circuit |
| CN216341317U (en) * | 2021-10-22 | 2022-04-19 | 国网河北省电力有限公司经济技术研究院 | Supporting frame for reinforcing and adjusting device of power transmission line iron tower |
Non-Patent Citations (1)
| Title |
|---|
| 梁文政.架空电力线路抗冰(雪)害的设计与对策.《电力设备》.2008,第19-22页. * |
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