CN113262998B - Bridge stay cable cleaning device - Google Patents
Bridge stay cable cleaning device Download PDFInfo
- Publication number
- CN113262998B CN113262998B CN202110731928.7A CN202110731928A CN113262998B CN 113262998 B CN113262998 B CN 113262998B CN 202110731928 A CN202110731928 A CN 202110731928A CN 113262998 B CN113262998 B CN 113262998B
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- CN
- China
- Prior art keywords
- stay cable
- shell
- wall
- traction
- winding wheel
- 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.)
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Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 54
- 238000004804 winding Methods 0.000 claims abstract description 17
- 229920000742 Cotton Polymers 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 230000009194 climbing Effects 0.000 abstract description 16
- 238000010276 construction Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 210000004209 hair Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Classifications
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- B08B1/12—
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- B08B1/143—
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- B08B1/165—
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/16—Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/14—Drying solid materials or objects by processes not involving the application of heat by applying pressure, e.g. wringing; by brushing; by wiping
Abstract
The invention relates to a bridge stay cable cleaning device, which effectively solves the problems that the manual cleaning efficiency of a stay cable is low, and the climbing force and the cleaning capability of climbing equipment are limited; the technical scheme includes that the cleaning unit and the traction unit are included, the cleaning unit is held on a stay cable, the traction unit comprises a tractor, a winding wheel is mounted on the tractor, a traction rope is wound on the winding wheel, the traction rope is connected to the cleaning unit, the winding wheel is driven by a driving shaft of the tractor, a speed regulating device is arranged between the winding wheel and the driving shaft, and the tractor pulls the cleaning unit to move along the stay cable; the invention can provide enough climbing force, has strong obstacle crossing capability and cleaning capability, has little influence on traffic during construction, and can thoroughly clean stubborn sundries.
Description
Technical Field
The invention relates to the field of bridges, in particular to a bridge stay cable cleaning device.
Background
The cable-stayed bridge is a bridge in which a bridge deck is hung on a tower column through a plurality of stay cables, and stay cable cleaning is a work for maintaining the bridge; at present, the stay cable cleaning mainly comprises a hanging basket cleaning mode and a climbing equipment cleaning mode, wherein the hanging basket cleaning mode is to lift a construction hanging basket through a crane, and workers stand in the hanging basket to clean the stay cable; the climbing device is held on the stay cable, and the climbing wheel drives the device to climb along the stay cable to clean, and because the climbing wheel holds the stay cable to provide climbing force, the climbing force provided by the climbing wheel is limited because the friction coefficient of the surface of the stay cable is smaller, and particularly when the surface of the stay cable is moist, has an adhesive water layer, water mist, sand dust, ice and refractory impurities, the device often slips and stretches to slide, and because the climbing force is limited, the corresponding cleaning capability is limited, and the refractory stains can not be effectively cleaned when the device encounters the refractory stains; furthermore, the cleaning equipment generally comprises an inner layer and an outer layer, wherein the outer layer is responsible for climbing, the inner layer is responsible for rotating and cleaning, and the outer layer has no reliable acting point, so that the condition that the inner layer and the outer layer rotate on the stay cable simultaneously is easy to occur.
Disclosure of Invention
The invention provides a bridge stay cable cleaning device, which effectively solves the problems that the manual cleaning efficiency of a stay cable is low, and the climbing force and the cleaning capability of climbing equipment are limited.
The technical scheme of the bridge stay cable cleaning device comprises a cleaning unit and a traction unit, wherein the cleaning unit comprises a cylindrical shell, a rotating sleeve is coaxially arranged in the shell, the inner wall of the rotating sleeve is conical with the large end facing to the right and is made of frosted materials, the outer wall of the rotating sleeve is three sections of stepped shapes with the large diameter on the right, an annular bulge is arranged on the inner wall of the shell, a plurality of axial rods with circumferentially uniformly distributed circumferences are arranged on the annular bulge in a penetrating manner, each axial rod is sleeved with a first spring, the first spring applies force to the axial rod to the right, the right end of the axial rod props against the left end face of the largest outer diameter section of the rotating sleeve, the outer wall of the axial rod contacts with the outer wall of the middle stepped section of the rotating sleeve, and the plurality of axial rods hold the rotating sleeve in the shell; the outer wall of the rotary sleeve is fixed with a first gear, the outer wall of the shell is provided with a second gear, the second gear cuts into the shell and is meshed with the first gear, the second gear is connected with a first motor, the shell is internally provided with a pressure sensor positioned at the left side of the annular bulge, and the axial rod moves leftwards and can press down the pressure sensor; the traction unit comprises a traction vehicle, a winding wheel is arranged on the traction vehicle, a traction rope is wound on the winding wheel, the traction rope is connected to the outer wall of the shell, a driving belt pulley is arranged on a driving shaft of the traction vehicle, a driven belt pulley is coaxially fixed on the winding wheel, a belt is connected between the driving belt pulley and the driven belt pulley, the driven belt pulley is composed of two conical discs with opposite small ends, a second spring is arranged between the two conical discs, an adjusting nut is arranged on the outer side of each conical disc, and the distance between the two conical discs can be adjusted through the adjusting nut.
The shell consists of two semicircular parts which are cut along the axis, one sides of the two semicircular parts are hinged, and the other sides of the two semicircular parts are screwed by bolts to form a complete cylinder; the rotary sleeve also comprises two semicircular parts which are cut along the axis, wherein a positioning pin is arranged on a section of one part, and a positioning hole corresponding to the positioning pin is arranged on a section of the other part.
The small end of the inner wall of the rotating sleeve is provided with a circle of brush hair.
A plurality of absorbent cotton rollers are uniformly distributed on the circumference of the left end side wall of the rotating sleeve.
The shell is internally provided with a cross rod which is positioned at the lower side of the rotating sleeve, and the water-absorbing cotton roller is extruded by the cross rod when rotating to the cross rod.
The side wall of the shell is provided with a drain hole positioned below the cross rod.
The right end of the axial rod is provided with a first ball, and a shaft sleeve is arranged at the contact position of the axial rod and the side wall of the rotating sleeve.
A plurality of radial rods are uniformly distributed on the circumference of the side wall of the shell, a second ball is arranged at the inner end of each radial rod, a third spring is arranged on each radial rod, and the inner ends of the radial rods are tightly held by the stay cables under the action of the third springs.
The right end of the shell is sharp, and the diameter of the right port of the shell is smaller than the inner diameter of the right end of the rotating sleeve.
The invention can provide enough climbing force, has strong obstacle crossing capability and cleaning capability, has little influence on traffic during construction, and can thoroughly clean stubborn sundries.
Drawings
Fig. 1 is a front cross-sectional view of a cleaning unit.
Fig. 2 is a schematic diagram of the traction mode of the present invention.
Fig. 3 is a right side view of the housing when engaged.
Fig. 4 is a right side view of the case when opened.
Fig. 5 is a perspective view of a half of the swivel sleeve with a locating hole.
Fig. 6 is a perspective view of the half of the swivel with the locating pin.
Fig. 7 is a left side view of the tractor.
Fig. 8 is an enlarged view of the position a in fig. 1.
Fig. 9 is an enlarged view of the position B in fig. 1.
Fig. 10 is an enlarged view of position C in fig. 7.
Detailed Description
Specific embodiments of the present invention are described in detail below with reference to FIGS. 1-10.
The invention comprises a cleaning unit and a traction unit, wherein the cleaning unit comprises a cylindrical shell 1, a rotating sleeve 2 is coaxially arranged in the shell 1, the inner wall of the rotating sleeve 2 is conical with the large end facing to the right and is made of frosted materials, the outer wall of the rotating sleeve 2 is three sections of stepped shapes with the large diameter on the right, an annular bulge 3 is arranged on the inner wall of the shell 1, a plurality of axial rods 4 uniformly distributed on the circumference are penetrated on the annular bulge 3, a first spring 5 is sleeved on each axial rod 4, the first spring 5 applies force to the axial rod 4 to the right, the right end of the axial rod 4 props against the left end face of the largest outer diameter section of the rotating sleeve 2, the outer wall of the axial rod 4 contacts with the outer wall of the middle stepped section of the rotating sleeve 2, and the rotating sleeve 2 is held in the shell 1 by the axial rods 4; the outer wall of the rotary sleeve 2 is fixedly provided with a first gear 6, the outer wall of the shell 1 is provided with a second gear 7, the second gear 7 cuts into the shell 1 and is meshed with the first gear 6, the second gear 7 is connected with a driving motor 8, the shell 1 is internally provided with a pressure sensor 9 positioned at the left side of the annular bulge 3, and the axial rod 4 moves leftwards and can press the pressure sensor 9; the traction unit comprises a tractor 10, a winding wheel 11 is arranged on the tractor 10, a traction rope 12 is wound on the winding wheel 11, the traction rope 12 is connected to the outer wall of the shell 1, a driving belt pulley 13 is arranged on a driving shaft of the tractor 10, a driven belt pulley is coaxially fixed on the winding wheel 11, a belt 14 is connected between the driving belt pulley 13 and the driven belt pulley, the driven belt pulley is composed of two conical discs 15 with opposite small ends, a second spring 16 is arranged between the two conical discs 15, an adjusting nut 17 is arranged on the outer side of each conical disc 15, and the distance between the two conical discs 15 can be adjusted through the adjusting nut 17.
The shell 1 consists of two semicircular parts which are cut along the axis, one sides of the two semicircular parts are hinged, and the other sides of the two semicircular parts are screwed by bolts to form a complete cylinder; the rotating sleeve 2 also comprises two semicircular parts which are cut along the axis, wherein a positioning pin 18 is arranged on a part of the cut surface, and a positioning hole 19 corresponding to the positioning pin 18 is arranged on the other part of the cut surface; the method for installing the cleaning unit on the stay cable comprises the following steps: the bolts on the bolt locking side of the shell 1 are removed to open the shell 1, then the two parts of the rotating sleeve 2 are respectively placed in the two parts of the shell 1, then the shell 1 is buckled on the stay cable, and then the bolts are used for locking.
The small end of the inner wall of the rotating sleeve 2 is provided with a circle of brush hairs 20, and ice layers, dirt and the like adhered to the surface of the stay cable can be brushed.
A plurality of water-absorbing cotton rollers 21 are uniformly distributed on the circumference of the left side wall of the rotating sleeve 2, and the water stains on the stay cable can be wiped by the water-absorbing cotton rollers 21 which are contacted with the outer wall of the stay cable.
The shell 1 is internally provided with a cross rod 22, the cross rod 22 is positioned at the lower side of the rotary sleeve 2, and the water-absorbing cotton roller 21 is extruded by the cross rod 22 when rotating to the position of the cross rod 22, so that excessive water in the water-absorbing cotton roller 21 is extruded.
The side wall of the shell 1 is provided with a drain hole 23 positioned below the cross bar 22, and water extruded from the water absorbing cotton roller 21 can be discharged from the drain hole 23.
The right end of the axial rod 4 is provided with a first ball 24, a shaft sleeve 25 is arranged at the contact position of the axial rod 4 and the side wall of the rotary sleeve 2, and the shaft sleeve 25 and the first ball 24 enable the rotary sleeve 2 to flexibly rotate relative to the shell 1.
A plurality of radial rods 26 are uniformly distributed on the circumference of the side wall of the shell 1, a second ball 27 is arranged at the inner end of each radial rod 26, a third spring 28 is arranged on each radial rod 26, and the inner ends of the radial rods 26 are tightly held by the stay cables under the action of the third springs 28.
The right end of the shell 1 is sharp, so that the shell 1 can collide with the ice hanger to be broken when moving along the stay cable, and the diameter of the right end opening of the shell 1 is smaller than the inner diameter of the right end of the rotating sleeve 2, so that the residual ice lump on the stay cable after the ice hanger is broken is smaller than the right end opening of the rotating sleeve 2, and the residual ice lump can smoothly enter the rotating sleeve 2 and be ground off by the rotating sleeve 2.
When the cleaning device is used, the cleaning unit is buckled on the stay cable firstly: the bolts on the bolt locking side of the shell 1 are removed to open the shell 1, then the two parts of the rotating sleeve 2 are respectively placed in the two parts of the shell 1, then the shell 1 is buckled on a stay cable, and then the bolts are used for locking, and the positioning pins 18 in the rotating sleeve 2 are matched with the positioning holes 19 to prevent displacement between the two parts of the rotating sleeve 2.
As shown in fig. 2, after the cleaning device is installed, the traction rope 12 is pre-paid out for a certain length, the traction truck 10 moves to the direction of rising of the inclined pull rope on the bridge deck until the traction rope 12 is tensioned, at the moment, the included angle between the traction rope 12 and the bridge deck is b and b is smaller than 90 degrees, preferably b is smaller than 30 degrees, then the traction truck 10 uniformly travels right, the driving shaft of the traction truck 10 drives the reel steering wheel to pay off through the belt 14 mechanism while the traction truck 10 travels, after the traction truck 10 travels for a distance S in fig. 2, the cleaning unit moves from the position A1 to the position A2, the length of the traction rope 12 between the traction truck 10 and the cleaning unit is increased by L, and as the included angle a between the inclined pull rope 10 and the bridge deck and the included angle b between the traction rope 12 and the bridge deck are constant, the ratio of S to L is constant, the transmission ratio between the driving pulley 13 and the driven pulley can be adjusted by adjusting the distance between the two conical pulleys 15, and the paying-off ratio of the driving speed of the traction truck 10 and the reel 11 can be adjusted to be equal to S/L by adjusting the transmission ratio, so that under the cooperation of the traction truck 10 and the inclined pull unit can be uniformly pulled along the inclined pull rope 11.
In the process that the cleaning unit ascends along the stay cable, the motor drives the rotating sleeve 2 to rotate in the shell 1 through the second gear 7 and the first gear 6, the motor runs to an icing position, the right end of the shell 1 can collide the ice hanger to be broken, an ice lump is left on the stay cable, the cleaning unit continues to move, the ice lump enters the rotating sleeve 2, the conical frosted inner wall of the rotating sleeve 2 can grind off the ice lump layer by layer, the first spring 5 on the axial rod 4 enables sufficient pressure to be kept between the inner wall of the rotating sleeve 2 and the ice lump, the comb hair on the inner wall of the rotating sleeve 2 sweeps out crushed ice, thin ice, dirt and the like remained on the surface of the stay cable, and finally, the water on the surface of the stay cable is scraped by the water absorbing cotton roller 21, and when the water absorbing cotton roller 21 rotates to the cross rod 22 on the lower side along with the rotating sleeve 2, the water absorbing cotton roller 21 is extruded by the cross rod 22, and the water in the water absorbing cotton roller 21 is extruded out through the cross rod 22, and discharged from the drain hole 23.
In the process that the cleaning unit moves along the stay cable, if a frozen and relatively firm ice lump is encountered, the rotating sleeve 2 cannot grind off the ice lump when the cleaning unit moves at a uniform speed, the ice lump can push the rotating sleeve 2 and the axial rod 4 to move leftwards against the action of the first spring 5, the pressure sensor 9 can be pressed at the left end of the axial rod 4, the pressure sensor 9 sends a pressure control signal to control the tractor 10 to stop the tractor 10, the cleaning unit stays at the position, the rotating sleeve 2 continuously grinds the ice lump, after the ice lump is ground off, the axial rod 4 pushes the rotating sleeve 2 to move rightwards under the action of the first spring 5, the axial rod 4 loosens the pressure sensor 9, and the tractor 10 pulls the cleaning unit to move continuously until the cleaning of the whole stay cable is completed.
According to the invention, the tractor 10 and the winding wheel 11 are matched to pull the cleaning unit to move at a uniform speed along the stay cable, so that enough climbing force can be provided, the effect of the wet sliding state of the surface of the stay cable is avoided, the situation of slipping and blocking by intractable barriers is avoided, the obstacle crossing capability is high, the situation of turning along with an inner layer is avoided in the outer shell 1 due to the action of the traction rope 12, and the influence on traffic is small in construction; moreover, when encountering sundries such as ice lumps and the like which are difficult to clean, the tractor 10 can be controlled to stop through the axial movement of the rotating sleeve 2, so that the cleaning unit stays at the position to thoroughly clean the intractable obstacles.
Claims (6)
1. The utility model provides a bridge stay cable cleaning device, including cleaning element and traction element, a serial communication port, cleaning element includes a cylindric casing (1), a change cover (2) is equipped with in the casing (1) coaxially, the inner wall of change cover (2) is the toper that the big end is right and be the dull polish material, the outer wall is big footpath three-section stairstepping in right, casing (1) inner wall is equipped with one annular bulge (3), wear to be equipped with a plurality of circumference equipartition axial pole (4) on annular bulge (3), each axial pole (4) are gone up and are all overlapped and are equipped with a first spring (5), first spring (5) are exerted force to axial pole (4) right, the right-hand member of axial pole (4) supports the left end face of change cover (2) biggest external diameter section, the outer wall of axial pole (4) contacts with the outer wall of change cover (2) middle step, a plurality of axial poles (4) are with change cover (2) holding in casing (1); a first gear (6) is fixed on the outer wall of the rotary sleeve (2), a second gear (7) is arranged on the outer wall of the shell (1), the second gear (7) cuts into the shell (1) and is meshed with the first gear (6), the second gear (7) is connected with a driving motor (8), a pressure sensor (9) positioned on the left side of the annular bulge (3) is arranged in the shell (1), and the axial rod (4) moves leftwards to press the pressure sensor (9); the traction unit comprises a tractor (10), a winding wheel (11) is arranged on the tractor (10), a traction rope (12) is wound on the winding wheel (11), the traction rope (12) is connected to the outer wall of the shell (1), a driving belt pulley (13) is arranged on a driving shaft of the tractor (10), a driven belt pulley is coaxially fixed on the winding wheel (11), a belt (14) is connected between the driving belt pulley (13) and the driven belt pulley, the driven belt pulley consists of two conical discs (15) with opposite small ends, a second spring (16) is arranged between the two conical discs (15), an adjusting nut (17) is arranged on the outer side of each conical disc (15), and the distance between the two conical discs (15) can be adjusted through the adjusting nut (17);
after the cleaning unit is arranged on the stay cable, the traction rope (12) is pre-paid out for a certain length, the traction vehicle (10) moves to the rising direction of the stay cable on the bridge deck until the traction rope (12) is tensioned, then the traction vehicle (10) uniformly runs right, a driving shaft of the traction vehicle (10) drives a winding wheel to rotate and pay off through a belt (14) while the traction vehicle (10) runs, and the ratio of the running speed of the traction vehicle (10) to the paying-off speed of the winding wheel (11) can be adjusted by adjusting the transmission ratio between the driving belt wheel (13) and the driven belt wheel, so that the function of uniformly rising the cleaning unit along the stay cable can be realized under the cooperation of the traction vehicle (10) and the winding wheel (11);
a plurality of water-absorbing cotton rollers (21) are uniformly distributed on the circumference of the left side wall of the rotating sleeve (2), and the water-absorbing cotton rollers (21) are contacted with the outer wall of the stay cable; a cross rod (22) is fixed in the shell (1), the cross rod (22) is positioned at the lower side of the rotating sleeve (2), and the water-absorbing cotton roller (21) is extruded by the cross rod (22) when rotating to the cross rod (22); the side wall of the shell (1) is provided with a drain hole (23) positioned below the cross bar (22).
2. The bridge stay cable cleaning device according to claim 1, wherein the shell (1) is composed of two semicircular parts cut along the axis, one side of each semicircular part is hinged, and the other side of each semicircular part is screwed by bolts to form a complete cylinder; the rotary sleeve (2) also comprises two semicircular parts which are cut along the axis, wherein a positioning pin (18) is arranged on a part of the cut surface, and a positioning hole (19) corresponding to the positioning pin (18) is formed on the other part of the cut surface.
3. The bridge stay cable cleaning device according to claim 1, wherein the small end of the inner wall of the swivel sleeve (2) is provided with a circle of bristles (20).
4. A bridge stay cable cleaning device according to claim 1, characterized in that the right end of the axial rod (4) is provided with a first ball (24), and the position of the axial rod (4) contacting the side wall of the swivel (2) is provided with a shaft sleeve (25).
5. The bridge stay cable cleaning device according to claim 1, wherein a plurality of radial rods (26) are uniformly distributed on the circumference of the side wall of the shell (1), a second ball (27) is arranged at the inner end of each radial rod (26), a third spring (28) is arranged on each radial rod (26), and the inner ends of the radial rods (26) hold the stay cable tightly under the action of the third spring (28).
6. The bridge stay cable cleaning device according to claim 1, wherein the right end of the shell (1) is sharp, and the diameter of the right end opening of the shell (1) is smaller than the inner diameter of the right end of the rotating sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110731928.7A CN113262998B (en) | 2021-06-30 | 2021-06-30 | Bridge stay cable cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110731928.7A CN113262998B (en) | 2021-06-30 | 2021-06-30 | Bridge stay cable cleaning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113262998A CN113262998A (en) | 2021-08-17 |
| CN113262998B true CN113262998B (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110731928.7A Active CN113262998B (en) | 2021-06-30 | 2021-06-30 | Bridge stay cable cleaning device |
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| CN (1) | CN113262998B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114438911A (en) * | 2022-03-02 | 2022-05-06 | 周勇杰 | Suspension bridge wire rope is stabilized walking and is patrolled and examined robot |
| CN117696486A (en) * | 2024-02-05 | 2024-03-15 | 洛阳鹏飞建设工程有限公司 | Bridge stay cable cleaning equipment for bridge construction |
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| CN213341587U (en) * | 2020-08-31 | 2021-06-01 | 重庆首页工程设计咨询有限责任公司 | Deicing equipment for high-voltage iron tower power transmission line |
| CN213151602U (en) * | 2020-09-29 | 2021-05-07 | 湖北鑫华源电力工程建设有限公司 | Deicing device for wind power plant overhead transmission line |
| CN112821338A (en) * | 2021-03-12 | 2021-05-18 | 吉林师范大学 | Overhead transmission line defroster |
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| CN113262998A (en) | 2021-08-17 |
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