CN113654909B - System and method for testing bearing capacity of mountain power transmission line cableway transportation cableway - Google Patents
System and method for testing bearing capacity of mountain power transmission line cableway transportation cableway Download PDFInfo
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- CN113654909B CN113654909B CN202110930054.8A CN202110930054A CN113654909B CN 113654909 B CN113654909 B CN 113654909B CN 202110930054 A CN202110930054 A CN 202110930054A CN 113654909 B CN113654909 B CN 113654909B
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- G01—MEASURING; TESTING
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- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/14—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by dead weight, e.g. pendulum; generated by springs tension
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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Abstract
The invention relates to the technical field of cableway testing, in particular to a system and a method for testing the bearing capacity of a cableway transportation cableway of a power transmission line in a mountain area. The invention can solve the problems that the prior system can only test the shape-advancing bearing capacity of the transportation cableways with fixed intervals and number and can not correspondingly adjust the intervals of a plurality of transportation cableways when carrying out the bearing capacity test on the transportation cableways, thereby reducing the flexibility of the system use and the like. According to the system for testing the bearing capacity of the mountain power transmission line cableway transportation cableway, which is provided by the invention, the adopted sliding device can test the bearing capacity of a single or a plurality of transportation cableways, and the corresponding adjustment is carried out according to the spacing of the plurality of transportation cableways, so that the flexibility of the system in use is improved.
Description
Technical Field
The invention relates to the technical field of cableway testing, in particular to a system and a method for testing the bearing capacity of a cableway transportation cableway of a power transmission line in a mountain area.
Background
In order to further promote the mechanized construction of the whole process of the power transmission line in the mountain area, the safety quality, the efficiency benefit and the specialized level of engineering construction are improved, the use of the transportation cableway is indispensable, the transportation cableway is a mechanized and semi-mechanized transportation channel taking cable bearing and cable transmission as main bodies under the action of a uniform gravity field, the transportation cableway needs to be tested for bearing capacity after the construction is finished, and the transportation cableway after the test is finished can be put into use.
Currently, existing systems often suffer from the following deficiencies when tested for load bearing capacity for a transportation cableway: 1. the existing system can only test the bearing capacity of the transport cableways with fixed intervals and numbers, can not correspondingly adjust the spacing of the transport cableways according to actual requirements, and can not test the bearing capacity of different spacing on the same transport cableway, thereby reducing the flexibility of the system in use; 2. the existing system can not separate the cableway from the side when sliding on the cableway, and the system is easy to fall off from the transportation cableway when in use, so that the success rate of the bearing capacity test of the transportation cableway is reduced.
Disclosure of Invention
The technical problems to be solved are as follows: the system and the method for testing the bearing capacity of the transport cableway of the mountain transmission line can solve the problems existing in the bearing capacity test of the transport cableway.
(II) technical scheme: in order to achieve the purpose, the invention adopts the following technical scheme that the system for testing the bearing capacity of the mountain power transmission line cableway transportation cableway comprises a connecting plate, a sliding device, a connecting device and a detecting device, wherein the sliding device is arranged at the upper end of the connecting plate, the connecting device is fixedly connected with the lower end of the connecting plate, and the detecting device is fixedly connected with the lower end of the connecting device.
The sliding device comprises a connecting rod, a strip-shaped plate, sliding rods, locking screws, T-shaped blocks, positioning screws, rectangular frames and rollers, wherein the connecting rod is symmetrically arranged at the left and right ends of the connecting rod, the two upper ends of the connecting rods are fixedly connected with the strip-shaped plate together, a plurality of uniformly linear distributed threaded holes are formed in the lower end of the strip-shaped plate, the outer surfaces of the strip-shaped plates are symmetrically and slidingly connected with the sliding rods, the locking screws are in threaded connection with the lower ends of the sliding rods, the upper ends of the locking screws are matched with the threaded holes, the upper ends of the sliding rods are provided with moving grooves, a plurality of linearly uniformly distributed T-shaped blocks are slidingly connected in the moving grooves, the middle threads of the T-shaped blocks are connected with the positioning screws, a plurality of uniform positioning screw holes are formed in the left and right symmetry of the inner walls of the moving grooves, the rectangular frame is installed to the locating screw and positioning screw threaded fit, rectangular opening has been seted up to the lateral wall behind the rectangular frame, rectangular frame inside is provided with the gyro wheel, the gyro wheel passes through the bearing and rotates with rectangular frame inner wall and be connected, during specific work, place corresponding rectangular frame through the T type piece in the removal inslot on the carriage release lever according to the root number manual work of actual transportation cableway, afterwards manual rotation positioning screw, positioning screw fixes T type piece on the carriage release lever, two carriage release levers are manually slid according to the length of transportation cableway test, the locking screw is rotated again, the locking screw is fixed a position the carriage release lever, the manual work is placed the gyro wheel on the rectangular frame on corresponding transportation cableway.
The connecting device comprises a connecting cylinder, a rotating ring, a semicircular block, a pushing block, a connecting spring, a pressing rod, a pressing spring, a clamping mechanism and a clamping mechanism, wherein the connecting cylinder is installed at the lower end of the connecting plate, the rotating ring is rotationally connected to the outer surface of the connecting cylinder close to the upper side, a plurality of semicircular blocks which are uniformly distributed in the circumferential direction are installed at the lower end of the rotating ring, a plurality of sliding holes which are uniformly distributed in the circumferential direction are formed in the side wall of the connecting cylinder, the pushing block is slidably connected inside the sliding holes, a square plate is integrally formed at the lower end of the pushing block, the connecting spring is fixedly connected between the square plate and the connecting cylinder, a plurality of sliding grooves which are uniformly distributed in the circumferential direction are formed in the inner wall of the connecting cylinder, the sliding grooves correspond to the sliding holes, the pressing rod is in a ladder structure and is in sliding penetrating fit with the bottom of the sliding grooves near the lower side of the pressing rod, the clamping mechanism is installed to fixedly connected with down between depression bar and the sliding tray bottom, clamping mechanism is installed to the connecting cylinder lower extreme, connecting cylinder inner wall sliding connection has joint mechanism, during concrete work, the manual work is inserted joint mechanism in the connecting cylinder, joint mechanism and slide hole cooperation, afterwards joint mechanism is when receiving detection device decurrent pulling force, joint mechanism pushes down the depression bar down, the depression bar pushes away clamping mechanism, clamping mechanism presss from both sides tight joint mechanism, thereby avoid joint mechanism to appear the phenomenon of landing when the atress, avoid causing the influence to surrounding environment, when separating joint mechanism, rotatory swivel ring is rotated to the swivel ring through the semicircle piece to pushing away the extrusion piece, the extrusion piece is pushed away joint mechanism, joint mechanism and connecting cylinder separation.
As a preferred technical scheme of the invention, the detection device comprises a bearing block, a placement box, lifting rods, an adjusting mechanism, lifting plates, limiting plates, spring telescopic rods and a placement plate, wherein the lower end of the clamping mechanism is fixedly connected with the placement box through steel strands, the placement box is provided with a box door, the bearing block is placed in the placement box, the lifting rods are symmetrically arranged at the front and back of the lower end of the placement box near the left side, the lifting plates are jointly arranged at the lower ends of the two lifting rods, the adjusting mechanism is fixedly connected between the upper ends of the lifting plates near the right side and the lower end of the placement box, the limiting plates which are uniformly distributed in a rectangular shape are arranged at the upper ends of the lifting plates, the spring telescopic rods which are uniformly distributed in a circumferential direction are arranged at the lower ends of the lifting plates, the utility model provides a plurality of spring telescopic link lower extreme is installed jointly and is placed the board, and the concrete during operation, the manual work is opened the chamber door of placing the case, and the weight-bearing piece of the required weight of test is placed in placing the incasement again, afterwards is closed the chamber door, and manual work rotates adjustment mechanism, adjustment mechanism passes through lifter plate drive limiting plate, spring telescopic link and places the board and rise, place the board and keep away from ground to be convenient for the measurement to the transportation cableway, and place the board slowly to rise, can avoid appearing transportation cableway deformation too big and lead to causing the phenomenon of injury to the inspector, thereby improved the security that detects, the spring telescopic link plays the effect of buffering when placing board and ground contact, and the limiting plate plays spacing effect to the chamber door.
As a preferable technical scheme of the invention, the clamping mechanism comprises an annular frame and a pushing plate, the lower end of the connecting cylinder is provided with the annular frame, a plurality of pushing plates which are circumferentially and uniformly distributed are connected inside the annular frame in a sliding manner, pushing holes with right trapezoid cross sections are formed in the middle of the pushing plates, sliding holes are formed above the pushing holes, the sliding holes are formed in the upper wall of the annular frame, the lower pressing rod is respectively in sliding fit with the pushing holes and the sliding holes, and when the clamping mechanism is in specific work, after the clamping mechanism is inserted into the connecting cylinder, the clamping mechanism is stressed to press the lower pressing rod, the lower pressing rod penetrates through the sliding holes to extrude the pushing holes, and the pushing plates are driven by the stress of the pushing holes to clamp the clamping mechanism, so that the phenomenon that the clamping mechanism slides under stress is avoided.
As a preferred technical scheme of the invention, the clamping mechanism comprises a clamping rod, a clamping block and a clamping spring, wherein the clamping rod is connected in the connecting cylinder in a sliding way, a plurality of circumferentially distributed sliding grooves are formed on the outer surface of the clamping rod close to the upper side, the clamping block is connected in the sliding way, the clamping spring is fixedly connected between the clamping block and the clamping rod, the clamping rod is manually inserted into the connecting cylinder during specific work, the clamping block pushes the pushing block through the clamping spring and is matched with the sliding hole, then the clamping rod is stressed to drive the clamping block to push the lower pressure rod, after the detection of a transportation cableway is completed, the rotating ring is manually rotated, the pushing block is pushed through the semicircular block, the clamping block is pushed into the sliding groove, and the clamping rod is separated from the connecting cylinder.
As a preferable technical scheme of the invention, the adjusting mechanism comprises a cylindrical rod, a thread bush and a threaded rod, wherein the cylindrical rod is arranged at the upper end of the lifting plate close to the right side, the thread bush is rotationally connected to the upper end of the cylindrical rod through a bearing, the threaded rod is internally and in threaded connection with the thread bush, the upper end of the threaded rod is fixedly connected with the lower end of the placement box, the thread bush is manually rotated during specific work, the lifting plate is driven to lift through the cylindrical rod by the thread bush, and the spring telescopic rod and the placement plate are driven to lift by the lifting plate, so that the placement plate is in a suspended state, and the detection of the bearing capacity of a transportation cableway is facilitated.
As a preferable technical scheme of the invention, one end of the clamping block, which is close to the pushing block, is provided with an inclined surface, and when the clamping rod is inserted into the connecting cylinder in specific work, the connecting cylinder extrudes the inclined surface on the clamping block, and the clamping block is stressed and contracted into the sliding groove, so that the influence on the insertion of the clamping rod into the connecting cylinder is avoided.
As a preferable technical scheme of the invention, the lower end of the lower pressure rod is provided with a slope, the slope is in sliding fit with the push hole, and when the clamping mechanism works specifically, the clamping mechanism is stressed to press the lower pressure rod downwards, the lower pressure rod passes through the sliding hole and extrudes the push hole through the slope, and the push hole is stressed to drive the push plate to clamp the clamping mechanism.
In addition, the invention also provides a method for testing the bearing capacity of the cableway transportation cableway of the power transmission line in the mountain area, which comprises the following steps:
s1: according to the number of actual transportation cableways, corresponding rectangular frames are manually placed, then the rectangular frames are manually positioned through positioning screws, and according to the actual required detection length, sliding rods are manually pushed and fixed through locking screws.
S2: the rollers are manually connected with the transportation cableway through the rectangular frame.
S3: the clamping mechanism is inserted into the connecting cylinder manually, and is connected with the detection device, and then the height of the detection device is adjusted.
S4: the existing traction rope is manually connected with the connecting plate, and then the existing traction rope drives the connecting plate to move on the transportation cableway through the motor.
(III) beneficial effects: 1. the sliding device adopted by the invention can test the bearing capacity of a single or a plurality of transport cableways according to actual requirements, can correspondingly adjust the space between the plurality of transport cableways, and can test the bearing capacities of different spaces on the same transport cableway, thereby improving the flexibility of the system use.
2. The sliding device adopted by the invention can block the transportation cableway from the side when sliding on the transportation cableway, so that the sliding device is prevented from falling off from the transportation cableway, and the success rate of the bearing capacity test of the transportation cableway is ensured.
3. The detection device adopted by the invention can select corresponding weight according to actual requirements, and can slowly lift up when in use, thereby avoiding the influence on the surrounding environment caused by overlarge deformation of the transportation cableway and improving the safety of the transportation cableway test.
4. The connecting device adopted by the invention can be used for rapidly replacing the detecting device, and the self-locking function of the connecting device can be realized when the connecting device is used, so that the falling phenomenon of the detecting device when the connecting device is used is avoided.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of a first view of the present invention.
Fig. 2 is a schematic perspective view of a second view of the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a cross-sectional view of the present invention.
Fig. 5 is a cross-sectional view of the connection device of the present invention.
Fig. 6 is a schematic view of the structure of the rotating ring and semicircular block of the present invention.
Fig. 7 is a schematic cross-sectional view of the structure of the connecting cylinder and the sliding groove of the present invention.
In the figure: 1. a connecting plate; 2. a sliding device; 21. a connecting rod; 22. a strip-shaped plate; 221. a threaded hole; 23. a slide bar; 231. a moving groove; 24. locking the screw rod; 25. a T-shaped block; 26. positioning a screw; 27. a rectangular frame; 28. a roller; 3. a connecting device; 31. a connecting cylinder; 311. a sliding groove; 32. a rotating ring; 33. a semicircle block; 34. pushing the block; 35. a connecting spring; 36. pressing down a rod; 37. pressing down the spring; 38. a clamping mechanism; 381. an annular frame; 382. a pushing plate; 3821. pushing holes; 39. a clamping mechanism; 391. a clamping rod; 392. a clamping block; 393. a clamping spring; 4. a detection device; 41. a bearing block; 42. placing a box; 421. a door; 43. a lifting rod; 44. an adjusting mechanism; 441. a cylindrical rod; 442. a thread sleeve; 443. a threaded rod; 45. a lifting plate; 46. a limiting plate; 47. a spring telescoping rod; 48. the plate is placed.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Referring to fig. 1, a system for testing the bearing capacity of a mountain area transmission line cableway transportation cableway comprises a connecting plate 1, a sliding device 2, a connecting device 3 and a detecting device 4, wherein the sliding device 2 is installed at the upper end of the connecting plate 1, the connecting device 3 is fixedly connected with the lower end of the connecting plate 1, and the detecting device 4 is fixedly connected with the lower end of the connecting device 3.
Referring to fig. 1 and 4, the sliding device 2 comprises a connecting rod 21, a strip-shaped plate 22, a sliding rod 23, a locking screw 24, a T-shaped block 25, a positioning screw 26, rectangular frames 27 and rollers 28, wherein the connecting rod 21 is symmetrically installed at the left and right sides of the upper end of the connecting plate 1, the two connecting rods 21 are fixedly connected with the strip-shaped plate 22 together, a plurality of threaded holes 221 which are linearly and uniformly distributed are formed in the lower end of the strip-shaped plate 22, the outer surface of the strip-shaped plate 22 is symmetrically and slidingly connected with the sliding rod 23, the lower end of the sliding rod 23 is in threaded connection with the locking screw 24, the upper end of the locking screw 24 is matched with the threaded holes 221, a moving groove 231 is formed in the upper end of the sliding rod 23, a plurality of T-shaped blocks 25 which are linearly and uniformly distributed are in threaded connection with the positioning screw 26, a plurality of uniform positioning screw holes are symmetrically formed in the left and right sides of the inner wall of the moving groove 231, the positioning screw and the positioning screw 26 are in threaded connection, the rectangular frames 27 are installed at the upper end of the T-shaped block 25, rectangular frames 27 are provided with rectangular openings in the rear side walls, the rectangular frames 27 are internally provided with the rollers 28, the rollers 23 are in the rectangular frames 28, the sliding blocks are in sliding grooves 28 and the sliding grooves are in sliding grooves 23, and the corresponding sliding grooves 23 are in sliding grooves 23, and the sliding grooves 23 are correspondingly matched with the sliding grooves 23, and the sliding grooves 23 in the sliding grooves 23, and the sliding grooves are correspondingly in the sliding grooves 23, and the sliding grooves are in the sliding grooves 23, and the sliding grooves are in the sliding grooves and matched with the sliding grooves, and are in the sliding grooves, and matched.
Referring to fig. 5, 6 and 7, the connecting device 3 comprises a connecting cylinder 31, a rotating ring 32, a semicircular block 33, a pushing block 34, a connecting spring 35, a pressing rod 36, a pressing spring 37, a clamping mechanism 38 and a clamping mechanism 39, wherein the connecting cylinder 31 is installed at the lower end of the connecting plate 1, the rotating ring 32 is rotatably connected to the outer surface of the connecting cylinder 31 near the upper side, a plurality of semicircular blocks 33 uniformly distributed in the circumferential direction are installed at the lower end of the rotating ring 32, a plurality of sliding holes uniformly distributed in the circumferential direction are formed in the side wall of the connecting cylinder 31, the pushing block 34 is slidably connected inside the sliding holes, a square plate is integrally formed at the lower end of the pushing block 34, the connecting spring 35 is fixedly connected between the square plate and the connecting cylinder 31, a plurality of sliding grooves 311 uniformly distributed in the circumferential direction are formed in the inner wall of the connecting cylinder 31, the sliding grooves 311 correspond to the sliding holes, the pressing rod 36 is slidably connected inside the sliding grooves 311, the pressing rod 36 is in a stepped structure, the lower end of the lower pressure bar 36 is provided with a slope, the lower side of the lower pressure bar 36 is in sliding and penetrating fit with the bottom of the sliding groove 311, a lower pressure spring 37 is fixedly connected between the lower pressure bar 36 and the bottom of the sliding groove 311, a clamping mechanism 38 is arranged at the lower end of the connecting cylinder 31, a clamping mechanism 39 is connected with the inner wall of the connecting cylinder 31 in a sliding manner, the clamping mechanism 39 is manually inserted into the connecting cylinder 31 during specific operation, the clamping mechanism 39 is matched with a sliding hole, then the clamping mechanism 39 presses the lower pressure bar 36 when the clamping mechanism 39 is subjected to downward pulling force of the detection device 4, the lower pressure bar 36 pushes the clamping mechanism 38, the clamping mechanism 38 clamps the clamping mechanism 39, so that the phenomenon that the clamping mechanism 39 slides when being stressed is avoided, the influence on the surrounding environment is avoided, when the clamping mechanism 39 is separated, the rotating ring 32 is manually rotated to push the pushing block 34 through the semicircular block 33, the pushing block 34 pushes the clamping mechanism 39, and the clamping mechanism 39 is separated from the connecting cylinder 31.
Referring to fig. 5, the locking mechanism 39 includes a locking rod 391, a locking block 392 and a locking spring 393, the inside sliding connection of the connecting cylinder 31 has a locking rod 391, a plurality of circumferentially distributed sliding grooves are formed on the outer surface of the locking rod 391 near the upper side, the locking block 392 is slidingly connected inside the sliding grooves, one end of the locking block 392 near the pushing block 34 is provided with an inclined surface, a locking spring 393 is fixedly connected between the locking block 392 and the locking rod 391, in particular, during working, the locking rod 391 is manually inserted into the connecting cylinder 31, the connecting cylinder 31 extrudes the inclined surface on the locking block 392, the locking block 392 is stressed and contracted into the sliding grooves, the influence on the insertion of the locking rod 391 into the connecting cylinder 31 is avoided, the locking block 392 pushes the pushing block 34 through the locking spring 393 and is matched with the sliding holes, then the locking block 391 is stressed to drive the locking block 392 to press the lower pressure rod 36, after the detection of the transportation rope is completed, the rotating ring 32 is manually rotated to push the pushing block 34 through the semicircular block 33, and the locking block 391 is separated from the inside the connecting cylinder 31.
Referring to fig. 5, the clamping mechanism 38 includes an annular frame 381 and a pushing plate 382, the lower end of the connecting barrel 31 is provided with the annular frame 381, a plurality of pushing plates 382 distributed uniformly in the circumferential direction are slidably connected inside the annular frame 381, a pushing hole 3821 with a right trapezoid cross section is formed in the middle of the pushing plate 382, a slope is slidably matched with the pushing hole 3821, a sliding hole is formed above the pushing hole 3821, the sliding hole is formed in the upper wall of the annular frame 381, the lower pressing rod 36 is slidably matched with the pushing hole 3821 and the sliding hole respectively, when the clamping mechanism 39 is inserted into the connecting barrel 31, the clamping mechanism 39 is stressed to press the lower pressing rod 36, the slope of the lower pressing rod 36 passes through the sliding hole to squeeze the pushing hole 3821, and the pushing plate 382 is driven by the stress of the pushing hole 3821 to clamp the clamping mechanism 39, so that the clamping mechanism 39 is prevented from sliding when being stressed.
Referring to fig. 4, the detecting device 4 includes the bearing block 41, place case 42, lifter 43, adjustment mechanism 44, lifter 45, limiting plate 46, spring telescoping rod 47 and place the board 48, joint mechanism 39 lower extreme pass through steel strand wires fixedly connected with and place case 42, place case 42 and be provided with chamber door 421, place case 42 inside and placed the bearing block 41, place case 42 lower extreme and be close to left side front and back symmetry and install lifter 43, two lifter 43 lower extreme commonly installs lifter 45, lifter 45 upper end is close to the right side and places fixedly connected with adjustment mechanism 44 between the case 42 lower extreme, lifter 45 upper end installs a plurality of limiting plates 46 that are rectangle evenly distributed, lifter 45 lower extreme installs a plurality of circumference evenly distributed's spring telescoping rod 47, a plurality of spring telescoping rod 47 lower extreme commonly installs places board 48, during the concrete work, the manual work is with placing case 42's chamber door 421 and is opened, places the bearing block 41 of required weight in placing case 42 afterwards, will 421 closure, manual rotation adjustment mechanism 44 is close to the right side and is located between the lower extreme and is placed the limit plate 48, thereby the lifter 45 is close to the limit plate 48, and the limit plate 48 is left and is moved to the limit plate 48 to the effect of the slope of the road, thereby has avoided the problem that the person is difficult to take over the effect to the limit stop plate 48 to the ground, the effect is avoided to the limit plate 48 to the deformation, the slope is left to the limit plate 48 to the slope to the ground, the slope is placed to the side, and the problem is avoided to the measuring the lifter plate 48 to the effect is more than the limit plate 48.
Referring to fig. 4, the adjusting mechanism 44 includes a cylindrical rod 441, a threaded sleeve 442 and a threaded rod 443, the cylindrical rod 441 is installed near the right side at the upper end of the lifting plate 45, the threaded sleeve 442 is rotatably connected to the upper end of the cylindrical rod 441 through a bearing, the threaded rod 443 is screwed inside the threaded sleeve 442, the upper end of the threaded rod 443 is fixedly connected to the lower end of the placement box 42, during specific operation, the threaded sleeve 442 is manually rotated, the threaded sleeve 442 drives the lifting plate 45 to lift through the cylindrical rod 441, and the lifting plate 45 drives the spring telescoping rod 47 and the placement plate 48 to lift, so that the placement plate 48 is in a suspended state, and the detection of the bearing capacity of a transportation cableway is facilitated.
In addition, the invention also provides a method for testing the bearing capacity of the cableway transportation cableway of the power transmission line in the mountain area, which comprises the following steps:
s1: according to the number of actual transportation cableways, corresponding rectangular frames 27 are manually placed in the moving grooves 231 on the sliding rods 23 through the T-shaped blocks 25, then the positioning screw rods 26 are manually rotated, the T-shaped blocks 25 are fixed on the sliding rods 23 through the positioning screw rods 26, the two sliding rods 23 are manually slid according to the tested length of the transportation cableways, the locking screw rods 24 are rotated, and the locking screw rods 24 are matched with the threaded holes 221, so that the sliding rods 23 are positioned.
S2: the rollers 28 on the rectangular frame 27 are manually placed on the corresponding transportation cableway.
S3: the clamping rod 391 is manually inserted into the connecting cylinder 31, the clamping block 392 pushes the pushing block 34 through the clamping spring 393 and is matched with the sliding hole, then the clamping rod 391 is stressed to drive the clamping block 392 to press the lower pressing rod 36 downwards, the lower pressing rod 36 passes through the sliding hole to press the pushing hole 3821, the pushing hole 3821 is stressed to drive the pushing plate 382 to clamp the clamping mechanism 39, so that the phenomenon that the clamping mechanism 39 slides off when being stressed is avoided, the box door 421 of the placing box 42 is manually opened, the bearing block 41 with required weight for testing is placed in the placing box 42, the box door 421 is then closed, the threaded sleeve 442 is manually rotated, the threaded sleeve 442 drives the lifting plate 45 to lift through the cylindrical rod 441, and the lifting plate 45 drives the spring telescopic rod 47 and the placing plate 48 to lift.
S4: the manual work is connected current haulage rope and connecting plate 1, and current haulage rope passes through motor drive connecting plate 1 and removes on the transportation cableway afterwards to detect the transportation cableway, after transportation cableway detects the completion, the manual work rotates swivel ring 32, and swivel ring 32 pushes the pushing block 34 through semicircle piece 33, and pushing block 34 pushes joint piece 392 to the spout inside, joint pole 391 and connecting cylinder 31 separation.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, and that the foregoing embodiments and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, and these changes and modifications fall within the scope of the invention as hereinafter claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a mountain area transmission line cableway transportation cableway bearing capacity test system, includes connecting plate (1), slider (2), connecting device (3) and detection device (4), its characterized in that: the upper end of the connecting plate (1) is provided with a sliding device (2), the lower end of the connecting plate (1) is fixedly connected with a connecting device (3), and the lower end of the connecting device (3) is fixedly connected with a detecting device (4); wherein:
the sliding device (2) comprises a connecting rod (21), a strip-shaped plate (22), sliding rods (23), locking screws (24), T-shaped blocks (25), positioning screws (26), rectangular frames (27) and rollers (28), wherein the connecting rod (21) is symmetrically installed at the left and right ends of the connecting plate (1), the two upper ends of the connecting rod (21) are fixedly connected with the strip-shaped plate (22) together, a plurality of threaded holes (221) which are linearly and uniformly distributed are formed in the lower ends of the strip-shaped plate (22), the sliding rods (23) are symmetrically and slidingly connected with the outer surfaces of the strip-shaped plate (22), the lower ends of the sliding rods (23) are in threaded connection with the locking screws (24), the upper ends of the locking screws (24) are matched with the threaded holes (221), a moving groove (231) is formed in the upper end of the sliding rods (23), a plurality of T-shaped blocks (25) which are linearly and uniformly distributed are in a sliding manner, the middle of the moving groove (231) is in the moving groove, a plurality of the T-shaped blocks (25) are in threaded connection with the positioning screws (26), a plurality of uniform positioning holes are symmetrically formed in the left and right sides of the inner walls of the moving groove (231), the rectangular frames (27) are arranged at the upper ends of the rectangular blocks, the rectangular frames (27) are arranged inside the rectangular frames (27), the roller (28) is rotationally connected with the inner wall of the rectangular frame (27) through a bearing;
the connecting device (3) comprises a connecting cylinder (31), a rotating ring (32), semicircular blocks (33), pushing blocks (34), connecting springs (35), a lower pressing rod (36), a lower pressing spring (37), a clamping mechanism (38) and a clamping mechanism (39), wherein the connecting cylinder (31) is installed at the lower end of the connecting plate (1), the outer surface of the connecting cylinder (31) is close to the upper side and is rotationally connected with the rotating ring (32), a plurality of semicircular blocks (33) which are uniformly distributed circumferentially are installed at the lower end of the rotating ring (32), a plurality of sliding holes which are uniformly distributed circumferentially are formed in the side wall of the connecting cylinder (31), the pushing blocks (34) are slidably connected in the sliding holes, a square plate is integrally formed at the lower end of the pushing blocks (34), a connecting spring (35) is fixedly connected between the square plate and the connecting cylinder (31), a plurality of sliding grooves (311) which are uniformly distributed circumferentially are formed in the inner wall of the connecting cylinder (31), the sliding grooves (311) correspond to the sliding holes, the sliding grooves (311) are internally and slidably connected with the lower pressing rods (36), the lower pressing rods (36) are in a stepped structure, the sliding rods (36) are close to the bottoms of the sliding grooves (311) and fixedly connected between the lower pressing rods (31) and the bottoms of the connecting rods (37), the inner wall of the connecting cylinder (31) is connected with a clamping mechanism (39) in a sliding way.
2. The mountain area transmission line cableway transportation cableway bearing capacity test system according to claim 1, characterized in that: detection device (4) include bearing block (41), place case (42), lifter (43), adjustment mechanism (44), lifter plate (45), limiting plate (46), spring telescopic link (47) and place board (48), joint mechanism (39) lower extreme through steel strand wires fixedly connected with place case (42), place case (42) and be provided with chamber door (421), place inside bearing block (41) of case (42), place case (42) lower extreme and be close to left side front and back symmetry and install lifter (43), two lifter plate (45) are installed jointly to lifter plate (43) lower extreme, fixedly connected with adjustment mechanism (44) between lifter plate (45) upper end and place case (42) lower extreme near the right side, a plurality of limiting plates (46) that are rectangle evenly distributed are installed to lifter plate (45) upper end, a plurality of circumference evenly distributed spring telescopic link (47) are installed to lifter plate (45) lower extreme, a plurality of spring telescopic link (47) lower extreme are installed jointly and are placed board (48).
3. The mountain area transmission line cableway transportation cableway bearing capacity test system according to claim 1, characterized in that: the clamping mechanism (38) comprises an annular frame (381) and a pushing plate (382), the annular frame (381) is arranged at the lower end of the connecting cylinder (31), a plurality of pushing plates (382) which are uniformly distributed in the circumferential direction are connected inside the annular frame (381) in a sliding mode, pushing holes (3821) with right trapezoid cross sections are formed in the middle of the pushing plates (382), sliding holes are formed in the upper portions of the pushing holes (3821), the sliding holes are located in the upper wall of the annular frame (381), and the lower pressing rods (36) are in sliding fit with the pushing holes (3821) and the sliding holes respectively.
4. The mountain area transmission line cableway transportation cableway bearing capacity test system according to claim 1, characterized in that: the clamping mechanism (39) comprises a clamping rod (391), clamping blocks (392) and clamping springs (393), the clamping rod (391) is connected with the inside of the connecting cylinder (31) in a sliding mode, a plurality of circumferentially distributed sliding grooves are formed in the position, close to the upper side, of the outer surface of the clamping rod (391), the clamping blocks (392) are connected with the inside of the sliding grooves in a sliding mode, and the clamping springs (393) are fixedly connected between the clamping blocks (392) and the clamping rod (391).
5. The mountain area transmission line cableway transportation cableway bearing capacity test system according to claim 2, characterized in that: the adjusting mechanism (44) comprises a cylindrical rod (441), a thread bush (442) and a threaded rod (443), the cylindrical rod (441) is installed on the upper end of the lifting plate (45) close to the right side, the thread bush (442) is rotatably connected to the upper end of the cylindrical rod (441) through a bearing, the threaded rod (443) is connected to the inner thread of the thread bush (442), and the upper end of the threaded rod (443) is fixedly connected with the lower end of the placement box (42).
6. The mountainous area transmission line cableway transportation cableway bearing capacity testing system is characterized in that: one end of the clamping block (392) close to the pushing block (34) is provided with an inclined plane.
7. A mountain area transmission line cableway transportation cableway load capacity testing system according to claim 3, characterized in that: the lower end of the lower pressure rod (36) is provided with a slope which is in sliding fit with the push hole (3821).
8. The mountain area transmission line cableway transportation cableway bearing capacity test system according to claim 1, characterized in that: the method for testing the transport cableway by adopting the system for testing the bearing capacity of the transport cableway of the mountain power transmission line cableway specifically comprises the following steps:
s1: according to the number of actual transport cableways, corresponding rectangular frames (27) are manually placed, then the rectangular frames (27) are manually positioned through positioning screws (26), and according to the actual required detection length, sliding rods (23) are manually pushed and then fixed through locking screws (24);
s2: the rollers (28) are manually connected with the transportation cableway through the rectangular frames (27);
s3: manually inserting the clamping mechanism (39) into the connecting cylinder (31), connecting the detection device (4) by the clamping mechanism (39), and then adjusting the height of the detection device (4);
s4: the existing traction rope is connected with the connecting plate (1) manually, and then the existing traction rope drives the connecting plate (1) to move on the transportation cableway through a motor.
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