CN118157032A - Vehicle-mounted rotatable stretching type electric power crossing frame - Google Patents
Vehicle-mounted rotatable stretching type electric power crossing frame Download PDFInfo
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- CN118157032A CN118157032A CN202410578434.3A CN202410578434A CN118157032A CN 118157032 A CN118157032 A CN 118157032A CN 202410578434 A CN202410578434 A CN 202410578434A CN 118157032 A CN118157032 A CN 118157032A
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- 230000008093 supporting effect Effects 0.000 claims abstract description 169
- 230000033001 locomotion Effects 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 230000007246 mechanism Effects 0.000 claims description 21
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000009467 reduction Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims 3
- 238000003032 molecular docking Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 13
- 238000010276 construction Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005192 partition Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Classifications
-
- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
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Abstract
The invention belongs to the technical field of docking of a crossing frame, and relates to a vehicle-mounted rotatable stretching type electric crossing frame, which comprises a carrier vehicle, a supporting seat and a driving motor, wherein the carrier vehicle is in rotating fit on a carrying platform; one end of the supporting arm is connected to the supporting seat through the first hydraulic supporting unit in a switching way, and the other end of the supporting arm is connected with the truss through the second hydraulic supporting unit; the locking piece is arranged on the supporting seat and is provided with a switchable unlocking/locking state, when the locking piece is in the unlocking state, the supporting arm rotates relative to the supporting seat, and when the locking piece is in the locking state, the supporting arm is fixed with the supporting seat. The invention improves the freedom degree of movement of the crossing frame body and effectively ensures the stability of support of the crossing frame body.
Description
Technical Field
The invention belongs to the technical field of crossing frame butt joint, and particularly relates to a vehicle-mounted rotatable stretching type electric power crossing frame.
Background
Along with the development of the power industry, in order to promote the rapid construction of a power grid and safely, conveniently and efficiently solve the construction of crossing a line, the vehicle-mounted power crossing frame is widely applied, and particularly when a part of obstacles such as roads, railways, conveying lines and the like need to be crossed, the power crossing frame can effectively improve the installation speed of a wire and reduce the damage condition of the wire.
At present, a common vehicle-mounted electric power crossing frame mainly extends out of a crossing frame body after being lifted to a certain height through a shearing fork frame or a lifting fork arm, and can cross an obstacle, but in the using process, the crossing frame body is inconvenient to adjust the rotating angle, and meanwhile, the rotating stability of the crossing frame body is difficult to guarantee in the rotating frame body process, so that certain using defects exist. Therefore, there is a need for a vehicle-mounted rotatable and extendable power span structure that solves the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a vehicle-mounted rotatable stretching type electric power crossing frame, so as to solve the problems, improve the freedom of movement of a crossing frame body, effectively ensure the stability of support of the crossing frame body and improve the efficiency of power grid construction.
In order to achieve the above object, the present invention provides the following solutions: the utility model provides a rotatable extension electric power of on-vehicle frame of striding across, includes the carrier bar, be limited with loading platform on the carrier bar, the carrier bar both sides are configured with the hydraulic stem respectively for with the carrier bar is fixed for ground, still includes:
The supporting seat is in running fit with the bearing platform, a driving motor is fixed on the bearing platform, the driving end of the driving motor is connected with the supporting seat through a transmission piece, the transmission piece is of a self-locking structure, the supporting seat is configured to rotate relative to the bearing platform when the driving motor is started, and is fixed with the bearing platform when the driving motor is stopped;
one end of the supporting arm is connected to the supporting seat through the first hydraulic supporting unit in a switching way, the other end of the supporting arm is connected with the truss through the second hydraulic supporting unit, and the supporting arm and the supporting seat are matched to form the truss with at least six directions of freedom of movement;
The locking piece is arranged on the supporting seat and is provided with a switchable unlocking/locking state, when the locking piece is in the unlocking state, the supporting arm rotates relative to the supporting seat, and when the locking piece is in the locking state, the supporting arm is fixed with the supporting seat.
Preferably, the method further comprises:
the clamping seat is welded on the top surface of the supporting seat, and the top surface is provided with through grooves penetrating through two ends;
the rotating block is connected in the through groove in a switching way, and the side wall surface is fixedly connected with one end of the supporting arm;
The rotating shaft is fixedly connected to the axle center of the rotating block in a penetrating way, two ends of the rotating shaft penetrate through the opposite sides of the inner wall of the through groove, the locking end of the locking piece is connected with the rotating shaft, when the locking piece is in the unlocking state, the rotating shaft is connected with the clamping seat in a switching way, and when the locking piece is in the locking state, the rotating shaft is fixed with the clamping seat.
Preferably, the locking member includes:
The shell is fixedly connected to one side of the clamping seat, and the rotating shaft penetrates through one end of the clamping seat, stretches into the shell and is switched into the shell;
the pinch plates are connected in the shell in a sliding manner, are oppositely arranged at two sides of the rotating shaft, and are fixed relative to the shell when being abutted against the rotating shaft;
The control mechanism is arranged on the shell, the control ends of the control mechanism are respectively connected with the pair of pinch plates, the control mechanism is provided with a switchable opening/closing state, when the control mechanism is opened, the pair of pinch plates move along the mutual approaching direction to prop against the rotating shaft, and when the control mechanism is closed, the pair of pinch plates move along the mutual separating direction to be out of contact with the rotating shaft.
Preferably, the control mechanism includes:
The electromagnet is fixedly connected to the outer side wall of the shell;
the support plate is fixedly connected in the shell and is positioned between one of the adjacent electromagnets in the pair of pinch plates and the electromagnet, and two ends of a plurality of support springs are fixedly connected between the support plate and the adjacent pinch plates respectively;
The first gears are oppositely arranged at two sides of the supporting plate and are in switching connection with the shell;
The first toothed plates are in sliding connection in the shell, are oppositely arranged at two sides of the pinch plate adjacent to the supporting plate, and are fixedly connected with the pinch plate;
The second toothed plates are in sliding connection in the shell, are oppositely arranged at two sides of the pinch plate far away from the supporting plate, and are fixedly connected with the pinch plate;
The first gear is meshed with the first toothed plate and the second toothed plate respectively, one end, away from the buckle plate, of the second toothed plate is fixedly connected with a magnetic block, and when the electromagnet is started, the magnetic block is connected with the electromagnet, and the supporting spring is in a stretching state.
Preferably, the transmission member includes:
The worm is connected to the bearing platform in a switching way, and a driving shaft of the driving motor is connected with one end of the worm through a reduction gear box;
the worm wheel is meshed with the worm and is connected to the bearing platform in a switching way;
one end of the transmission rod is fixedly connected with the axle center of the worm wheel, the other end of the transmission rod is fixedly connected with a second gear, the outer peripheral side of the supporting seat is fixedly connected with gear teeth, and the second gear is meshed with the gear teeth.
Preferably, the method further comprises:
the motor shell is fixedly connected to one side of the bearing platform, and a cavity is defined in the motor shell;
The division plate is fixedly connected in the cavity so as to limit the cavity into a motor cavity and a gear cavity, the driving motor is fixedly connected in the motor cavity, and two ends of the transmission rod penetrate through the division plate and are in switching connection with the division plate.
Preferably, the first hydraulic support unit includes:
The pair of first ejector blocks are fixedly connected to two sides of the rotating block along the axial direction of the through groove;
And the pair of first hydraulic struts are distributed in one-to-one correspondence with the pair of first jacking blocks, one end of each first hydraulic strut is hinged with the corresponding first jacking block, and the other end of each first hydraulic strut is hinged with the corresponding supporting seat through a hinge seat.
Preferably, the second hydraulic support unit includes:
The adapter plate is welded at one end of the truss, which is close to the supporting arm, a groove is formed in the supporting arm, a rotating rod is connected in the groove in a switching mode, one end of a connecting plate is arranged on the rotating rod in a penetrating mode, and the other end of the connecting plate is welded with the adapter plate;
And the at least one second hydraulic prop is arranged on one side of the supporting arm close to the adapter plate, and two ends of the second hydraulic prop are respectively hinged with the supporting arm and the truss.
Preferably, the method further comprises:
one end of the steel cable is arranged on the supporting seat, the other end of the steel cable is fixedly connected to one end of the truss extending out relative to the carrier vehicle, and the pair of steel cables are symmetrically distributed on the truss and form a tensioning force along the direction from the truss to the supporting arm;
The guide seat is fixedly connected to one side, far away from the truss, of the supporting arm, a plurality of guide wheels are connected to the guide seat in a switching mode, and the steel ropes are in one-to-one sliding contact with the guide wheels.
Preferably, the method further comprises:
the box body is fixedly connected to the supporting seat, a power motor is fixedly connected in the box body, a tensioning wheel is fixedly connected to an output shaft of the power motor, and one ends, close to the supporting seat, of the steel cables are fixedly connected to the tensioning wheel.
Compared with the prior art, the invention has the following advantages and technical effects:
According to the invention, the whole spanning frame is transported by the carrier vehicle, the supporting seat is connected to the bearing platform, the driving end of the driving motor is connected through the transmission piece with the self-locking structure, when the driving motor stops, the driving motor is in transmission connection with the supporting seat and can be fixed relative to the bearing platform, and only when the driving motor starts, the supporting seat can be connected with the bearing platform, so that the stability of the supporting seat for bearing the supporting arm and the truss is ensured, meanwhile, one end of the supporting arm is connected with the supporting seat, the other end of the supporting arm is connected with the truss, and both ends of the supporting arm are provided with the hydraulic supporting structures.
Drawings
For a clearer description of an embodiment of the invention or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
FIG. 1 is a diagram of the positional relationship of a vehicle and a support arm;
FIG. 2 is a diagram showing the positional relationship between the chuck and the rotating block;
FIG. 3 is a diagram of the positional relationship of the support arm and the support base;
FIG. 4 is a diagram of the drive motor and bearing block transmission relationship;
FIG. 5 is an enlarged view of a portion of FIG. 3 at A;
FIG. 6 is a diagram showing the connection relationship between the tensioner and the wire rope;
1, a carrier vehicle; 2. a load-bearing platform; 3. a hydraulic rod; 4. the supporting seat; 5. a support arm; 6. a driving motor; 7. truss; 8. a clamping seat; 9. a rotating block; 10. a rotating shaft; 11. a housing; 12. a buckle plate; 13. an electromagnet; 14. a support plate; 15. a first gear; 16. a first toothed plate; 17. a second toothed plate; 18. a limit rod; 19. a support spring; 20. a worm; 21. a worm wheel; 22. a reduction gear box; 23. a transmission rod; 24. a second gear; 25. gear teeth; 26. a motor housing; 27. a partition plate; 28. a first top block; 29. a first hydraulic prop; 30. an adapter plate; 31. a rotating rod; 32. a second top block; 33. a top plate; 34. a connecting plate; 35. a second hydraulic prop; 36. a wire rope; 37. a guide seat; 38. a guide wheel; 39. a case; 40. a power motor; 41. a tensioning wheel; 42. a sliding bearing; 43. a magnetic block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Examples: referring to fig. 1-6, a vehicle-mounted rotatable stretching type electric power crossing frame comprises a carrier vehicle 1, wherein a bearing platform 2 is limited on the carrier vehicle 1, hydraulic rods 3 are respectively arranged on two sides of the carrier vehicle 1 and used for fixing the carrier vehicle 1 relative to the ground, and the vehicle-mounted rotatable stretching type electric power crossing frame further comprises:
The supporting seat 4 is in running fit with the bearing platform 2, the bearing platform 2 is fixedly provided with a driving motor 6, the driving end of the driving motor 6 is connected with the supporting seat 4 through a transmission piece, the transmission piece is of a self-locking structure, the supporting seat 4 is configured to rotate relative to the bearing platform 2 when the driving motor 6 is started, and the driving motor 6 is fixed with the bearing platform 2 when stopped;
one end of the supporting arm 5 is connected to the supporting seat 4 through a first hydraulic supporting unit in a switching way, the other end of the supporting arm is connected with the truss 7 through a second hydraulic supporting unit, and the supporting arm 5 and the supporting seat 4 are matched to form the truss 7 with at least six directions of freedom of movement;
The locking piece is arranged on the supporting seat 4 and has a switchable unlocking/locking state, when the locking piece is in the unlocking state, the supporting arm 5 rotates relative to the supporting seat 4, and when the locking piece is in the locking state, the supporting arm 5 is fixed with the supporting seat 4.
According to the invention, the carrier vehicle 1 is used for transporting the whole spanning frame, the supporting seat 4 is connected to the bearing platform 2 in a switching manner, the driving end of the driving motor 6 is connected through the transmission piece with the self-locking structure, when the driving motor 6 stops, the driving motor 6 is in transmission connection with the supporting seat 4 and can be fixed relative to the bearing platform 2, only when the driving motor 6 starts, the supporting seat 4 can be connected with the bearing platform 2 in a switching manner, so that stability of the supporting seat 4 when carrying the supporting arm 5 and the truss 7 is guaranteed, meanwhile, one end of the supporting arm 5 is connected with the supporting seat 4 in a switching manner, the other end of the supporting arm is connected with the truss 7, hydraulic supporting structures are arranged at two ends of the supporting arm, when the truss 7 provides high-strength supporting effect, the truss 7 can move in a plurality of movement directions, in a high degree of freedom, in addition, the supporting arm 5 can be controlled by the locking piece arranged on the supporting seat 4, and the supporting arm 5 can be controlled relative to the supporting seat 4 through switching the locking piece state, so that stability in the movement process of the supporting arm 5 is further realized, and construction efficiency is improved.
In one embodiment of the present solution, the support seat 4 is preferably, but not limited to, rotatably connected to the load-bearing platform 2 by means of a sliding bearing 42.
In one embodiment of the present solution, the support arm 5 is of telescopic construction, preferably but not limited to, an oil cylinder, a gas cylinder or an electric telescopic rod.
Further, the method further comprises the following steps:
The clamping seat 8 is welded on the top surface of the supporting seat 4, and the top surface is provided with through grooves penetrating through two ends;
The rotating block 9 is connected in the through groove in a switching way, and the side wall surface is fixedly connected with one end of the supporting arm 5;
The rotating shaft 10 is fixedly connected to the axle center of the rotating block 9 in a penetrating way, two ends of the rotating shaft penetrate through the opposite sides of the inner wall of the groove, the locking end of the locking piece is connected with the rotating shaft 10, when in an unlocking state, the rotating shaft 10 is in switching connection with the clamping seat 8, and when in a locking state, the rotating shaft 10 is fixed with the clamping seat 8.
The clamping seat 8 is welded on the supporting seat 4, and the through groove is formed in the clamping seat 8, so that the supporting arm 5 fixedly connected to the rotating block 9 rotates along the axial direction of the through groove, stability in the rotation process is achieved, and the supporting arm is matched with the supporting seat 4 rotatably connected to the bearing platform 2, so that the degree of freedom of movement of the supporting arm 5 along at least four directions is achieved.
The motion state of the rotating shaft 10 is controlled by the locking piece, so that the motion state of the supporting arm 5 is controlled, the rotating shaft 10 is connected with the clamping seat 8 in a switching way, the first hydraulic supporting unit is used for supporting the motion of the supporting arm 5, the rotating shaft 10 can be locked by being matched with the locking piece after the first hydraulic supporting unit stops, the supporting arm 5 is fixed, and the supporting stability of the crossing frame is guaranteed.
Further, the locking member includes:
The shell 11 is fixedly connected to one side of the clamping seat 8, and the rotating shaft 10 penetrates through one end of the clamping seat 8, stretches into the shell 11 and is connected in the shell 11 in a switching manner;
A pair of buckle plates 12 slidably connected in the housing 11 and disposed on both sides of the rotating shaft 10, and configured to be fixed relative to the housing 11 when being abutted against the rotating shaft 10;
and a control mechanism arranged on the housing 11 and having control ends respectively connected to the pair of pinch plates 12, the control mechanism having a switchable on/off state, the pair of pinch plates 12 moving in a direction toward each other against the rotation shaft 10 when the control mechanism is on, and the pair of pinch plates 12 moving in a direction away from each other out of contact with the rotation shaft 10 when the control mechanism is off.
The driving control of the control mechanism on the pair of pinch plates 12 is realized by switching the opening and closing states of the control mechanism, the pair of pinch plates 12 are relatively arranged on two sides of the rotating shaft 10, when the control mechanism is started, the pair of pinch plates 12 are mutually close to and offset with the rotating shaft 10, the rotating shaft 10 is fixed relative to the shell 11 by generating rotating friction force on the rotating shaft 10, when the supporting arm 5 needs to be rotated, the control mechanism is only required to be closed, the pair of pinch plates 12 move along the mutually far direction, the rotating shaft 10 is not blocked, the control efficiency is conveniently enhanced, and the construction efficiency is improved.
Further, the control mechanism includes:
the electromagnet 13 is fixedly connected to the outer side wall of the shell 11;
The supporting plate 14 is fixedly connected in the shell 11 and is positioned between one of the adjacent electromagnets 13 in the pair of pinch plates 12 and the electromagnet 13, and two ends of a plurality of supporting springs 19 are fixedly connected between the supporting plate 14 and the adjacent pinch plates 12 respectively;
A pair of first gears 15 oppositely arranged at both sides of the support plate 14 and adapted to the housing 11;
A pair of first toothed plates 16 slidably connected in the housing 11 and oppositely disposed at two sides of the buckle plate 12 of the adjacent support plate 14, and the first toothed plates 16 are fixedly connected with the buckle plate 12;
A pair of second toothed plates 17 slidably connected in the housing 11 and oppositely disposed at two sides of the buckle plate 12 far from the support plate 14, the second toothed plates 17 being fixedly connected with the buckle plate 12;
The first gear 15 is meshed with a first toothed plate 16 and a second toothed plate 17 respectively, one end of the second toothed plate 17, which is far away from the connecting buckle plate 12, is fixedly connected with a magnetic block 43, when the electromagnet 13 is started, the magnetic block 43 is connected with the electromagnet 13, and the supporting spring 19 is in a stretching state.
The limiting rod 18 is fixedly connected to the first toothed plate 16 and the second toothed plate 17, limiting grooves are formed in the shell 11, the first toothed plate 16 and the second toothed plate 17 are in limiting sliding connection with the shell 11, the electromagnet 13 is controlled to attract the magnet 43 to approach when the electromagnet 13 is started, the magnet 43 drives the second toothed plate 17 to pull the retaining ring fixedly connected with the second toothed plate to approach the electromagnet 13, the second toothed plate 17 can slide along opposite directions along the meshed first toothed plate 16 through the first gear 15, so that the pair of retaining plates 12 move along the direction approaching each other, the rotating shaft 10 is fixed with the shell 11 after being abutted against the rotating shaft 10, meanwhile, the supporting spring 19 is stretched, when the electromagnet 13 is closed, the supporting spring 19 in a stretched state is reset, the first toothed plate 16 is driven to move along the direction approaching the supporting plate 14, the second toothed plate 17 is driven by the first gear 15 to move along the direction separating from each other, the fixing effect on the rotating shaft 10 is eliminated, and the rotating connection between the rotating shaft 10 and the shell 11 is realized.
Further, the transmission member includes:
the worm 20 is connected to the bearing platform 2 in a switching way, and a driving shaft of the driving motor 6 is connected with one end of the worm 20 through a reduction gear box 22;
a worm wheel 21 meshed with the worm 20 and connected to the carrying platform 2;
One end of the transmission rod 23 is fixedly connected with the axle center of the worm wheel 21, the other end of the transmission rod is fixedly connected with a second gear 24, the outer periphery side of the supporting seat 4 is fixedly connected with gear teeth 25, and the second gear 24 is meshed with the gear teeth 25.
The reduction gearbox 22 is driven by the driving motor 6 to drive the worm 20 to rotate, low-rotation-speed high-torque rotation of the worm 20 is realized, the worm wheel 21 is driven to rotate the transmission rod 23, the transmission rod 23 rotates the second gear 24 to output rotation power to the gear teeth 25, rotation control of the supporting seat 4 is realized, stable rotation of the supporting arm 5 on the basis of the bearing truss 7 is ensured, and the effect of multi-angle movement is improved.
Further, the method further comprises the following steps:
The motor shell 26 is fixedly connected to one side of the bearing platform 2, and a cavity is defined in the motor shell;
The division plate 27 is fixedly connected in the cavity so as to limit the cavity into a motor cavity and a gear cavity, the driving motor 6 is fixedly connected in the motor cavity, and two ends of the transmission rod 23 penetrate through the division plate 27 and are connected with the division plate 27 in a switching way.
The driving motor 6 is installed by utilizing the motor shell 26, the cavity is separated into a motor cavity and a gear cavity by the partition plate 27, and the transmission rod 23 is rotatably supported by the partition plate 27, so that the transmission effect is ensured.
Further, the first hydraulic support unit includes:
a pair of first top blocks 28 are fixedly connected on two sides of the rotating block 9 along the axial direction of the through groove;
the pair of first hydraulic struts 29 are distributed in one-to-one correspondence with the pair of first top blocks 28, and one end of each first hydraulic strut is hinged with the first top block 28, and the other end of each first hydraulic strut 29 is hinged with the supporting seat 4 through a hinge seat.
The first hydraulic struts 29 are oppositely arranged at two sides of the through groove, so that the expansion or contraction of a pair of the first hydraulic struts 29 is controlled respectively, the rotation control of the supporting arm 5 is completed in a matched manner, the rotation angle is improved, and the supporting acting force is ensured.
Further, the second hydraulic support unit includes:
The adapter plate 30 is welded at one end of the truss 7 close to the supporting arm 5, a groove is formed in the supporting arm 5, a rotating rod 31 is connected in the groove in a switching mode, one end of a connecting plate 34 is arranged on the rotating rod 31 in a penetrating mode, and the other end of the connecting plate 34 is welded with the adapter plate 30;
At least one second hydraulic prop 35 is arranged on the side of the support arm 5 close to the adapter plate 30, and both ends are hinged with the support arm 5 and the truss 7, respectively.
Correspondingly, a second top block 32 is welded on the side wall surface of the supporting arm 5, the second top block 32 is hinged with a second hydraulic prop 35, two ends of the second hydraulic prop 35 are respectively hinged with the supporting arm 5 and the truss 7, and the rotation control of the truss 7 relative to the supporting arm 5 is realized by controlling the expansion or contraction state of the second hydraulic prop 35.
Further, the method further comprises the following steps:
At least one pair of steel cables 36, wherein one end of the steel cable 36 is arranged on the supporting seat 4, the other end of the steel cable 36 is fixedly connected to one end of the truss 7 extending relative to the carrier vehicle 1, and the pair of steel cables 36 are symmetrically distributed on the truss 7 and form a tensioning force along the direction from the truss 7 to the supporting arm 5;
the guide seat 37 is fixedly connected to one side, far away from the truss 7, of the supporting arm 5, a plurality of guide wheels 38 are connected to the guide seat 37 in a switching mode, and the steel cables 36 are in one-to-one sliding contact with the guide wheels 38.
Further, the method further comprises the following steps:
The box 39 is fixedly connected to the supporting seat 4, a power motor 40 is fixedly connected in the box 39, a tensioning wheel 41 is fixedly connected to an output shaft of the power motor 40, and one ends, close to the supporting seat 4, of a plurality of steel cables 36 are fixedly connected to the tensioning wheel 41.
In addition, the technical scheme also provides at least one pair of steel ropes 36, the pair of steel ropes 36 are oppositely arranged on the truss 7, a power motor 40 is arranged by utilizing a box 39 fixedly connected to the supporting seat 4, the tensioning wheel 41 is driven to rotate by the power motor 40 to pull the steel ropes 36, the tensioning acting force of the steel ropes 36 on the truss 7 is kept, the acting force direction is guided by the guide wheel 38 to be applied along the direction from the truss 7 to the supporting arm 5, the supporting stability of the truss 7 is improved, the steel ropes are fixedly connected with the supporting seat 4 through the box 39, and the pulling angle of the steel ropes 36 is kept fixed relative to the truss 7.
The working procedure of this embodiment is as follows:
After the carrier vehicle 1 is moved to a construction area, the hydraulic rods 3 on two sides extend to prop against the ground, then the supporting arms 5 are rotated along the clamping seats 8 by starting the first hydraulic support posts 29, after the truss 7 is lifted, the second hydraulic support posts 35 are started, one ends of the trusses 7 far away from the supporting arms 5 extend along the direction far away from the carrier vehicle 1, the crossing erection of roads is realized, when the truss 7 is required to rotate for adjusting the angle, the reduction gearbox 22 is driven by the starting drive motor 6 to drive the worm 20 to rotate, the low-rotation speed and high-torque rotation of the worm 20 is realized, the worm wheel 21 is driven to rotate the transmission rod 23, the transmission rod 23 rotates the second gear 24 to output rotation power for the gear teeth 25, the rotation control for the supporting seat 4 is realized, after the construction position is reached, the worm wheel 21 worm 20 is effectively ensured to rotate stability of the supporting seat 4, meanwhile, the magnet 13 is started to attract the magnet 43 to be close, the second toothed plate 17 is driven by the magnet 43 to be fixedly connected with the buckling ring of the magnet 13, the second toothed plate 17 can slide along the opposite direction through the first toothed plate 16, so that the pair of toothed plates 12 can be pulled by the first toothed plate 15 along the opposite direction, the direction of the buckling plate 12 is driven by the first toothed plate 10, the first toothed plate 10 is driven by the first toothed plate 17, the buckling plate 11 is driven by the first toothed plate, the buckling ring is tightly and the supporting frame 10 is driven by the supporting frame, the supporting frame 10, the high stability is realized, the crossing stability is realized, and the crossing stability is realized and the crossing and the frame is realized.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (10)
1. The utility model provides a vehicle-mounted rotatable extension formula electric power stride across frame, includes carrier loader (1), be limited with loading platform (2) on carrier loader (1), carrier loader (1) both sides are provided with hydraulic stem (3) respectively, are used for with carrier loader (1) is fixed for ground, its characterized in that still includes:
The supporting seat (4) is in running fit with the bearing platform (2), a driving motor (6) is fixed on the bearing platform (2), the driving end of the driving motor (6) is connected with the supporting seat (4) through a transmission piece, the transmission piece is of a self-locking structure, the supporting seat (4) is configured to rotate relative to the bearing platform (2) when the driving motor (6) is started, and the driving motor (6) is fixed with the bearing platform (2) when stopped;
One end of the supporting arm (5) is connected to the supporting seat (4) through a first hydraulic supporting unit in a switching way, the other end of the supporting arm is connected with the truss (7) through a second hydraulic supporting unit, and the supporting arm (5) and the supporting seat (4) are matched to form the truss (7) with at least six directions of freedom of movement;
The locking piece is arranged on the supporting seat (4) and is provided with a switchable unlocking/locking state, when the locking piece is in the unlocking state, the supporting arm (5) rotates relative to the supporting seat (4), and when the locking piece is in the locking state, the supporting arm (5) is fixed with the supporting seat (4).
2. The vehicle-mounted rotatable and extendable power span structure of claim 1, further comprising:
the clamping seat (8) is welded on the top surface of the supporting seat (4), and the top surface is provided with through grooves penetrating through two ends;
the rotating block (9) is connected in the through groove in a switching way, and the side wall surface is fixedly connected with one end of the supporting arm (5);
The rotating shaft (10) is fixedly connected to the axle center of the rotating block (9) in a penetrating manner, two ends of the rotating shaft penetrate through opposite sides of the inner wall of the through groove, the locking end of the locking piece is connected with the rotating shaft (10), when the locking piece is in the unlocking state, the rotating shaft (10) is in switching connection with the clamping seat (8), and when the locking piece is in the locking state, the rotating shaft (10) is fixed with the clamping seat (8).
3. The vehicle-mounted rotatable and extendable power span structure of claim 2, wherein the locking member comprises:
the shell (11) is fixedly connected to one side of the clamping seat (8), and the rotating shaft (10) penetrates through one end of the clamping seat (8), stretches into the shell (11) and is connected in the shell (11) in a switching mode;
A pair of pinch plates (12) which are connected in the shell (11) in a sliding manner, are oppositely arranged at two sides of the rotating shaft (10), and are configured to be fixed relative to the shell (11) when the rotating shaft (10) is propped against the rotating shaft;
The control mechanism is arranged on the shell (11), the control ends of the control mechanism are respectively connected with the pair of pinch plates (12), the control mechanism is provided with a switchable opening/closing state, when the control mechanism is opened, the pair of pinch plates (12) move along the mutual approaching direction to be propped against the rotating shaft (10), and when the control mechanism is closed, the pair of pinch plates (12) move along the mutual separating direction to be not contacted with the rotating shaft (10).
4. The vehicle-mounted rotatable and extendable power span structure of claim 3, wherein: the control mechanism includes:
An electromagnet (13) fixedly connected to the outer side wall of the shell (11);
the supporting plate (14) is fixedly connected in the shell (11) and is positioned between one of the adjacent electromagnets (13) in the pair of pinch plates (12) and the electromagnet (13), and two ends of a plurality of supporting springs (19) are fixedly connected between the supporting plate (14) and the adjacent pinch plates (12) respectively;
A pair of first gears (15) which are oppositely arranged at two sides of the supporting plate (14) and are in switching connection with the shell (11);
A pair of first toothed plates (16) which are slidingly connected in the shell (11) and are oppositely arranged at two sides of the pinch plate (12) adjacent to the supporting plate (14), and the first toothed plates (16) are fixedly connected with the pinch plate (12);
a pair of second toothed plates (17) which are slidingly connected in the shell (11) and are oppositely arranged at two sides of the buckle plate (12) far away from the supporting plate (14), and the second toothed plates (17) are fixedly connected with the buckle plate (12);
the first gear (15) is meshed with the first toothed plate (16) and the second toothed plate (17) respectively, the second toothed plate (17) is far away from and connected with one end of the buckle plate (12) and fixedly connected with a magnetic block (43), and when the electromagnet (13) is started, the magnetic block (43) is connected with the electromagnet (13) and the supporting spring (19) is in a stretching state.
5. The vehicle-mounted rotatable and extendable power span structure of claim 1, wherein the transmission comprises:
The worm (20) is connected to the bearing platform (2) in a switching way, and a driving shaft of the driving motor (6) is connected with one end of the worm (20) through a reduction gear box (22);
A worm wheel (21) meshed with the worm (20) and connected to the bearing platform (2);
One end of the transmission rod (23) is fixedly connected with the axle center of the worm wheel (21), the other end of the transmission rod is fixedly connected with a second gear (24), the outer periphery side of the supporting seat (4) is fixedly connected with gear teeth (25), and the second gear (24) is meshed with the gear teeth (25).
6. The vehicle-mounted rotatable and extendable power span structure of claim 5, further comprising:
The motor shell (26) is fixedly connected to one side of the bearing platform (2), and a cavity is defined in the motor shell;
The separation plate (27) is fixedly connected in the cavity so as to limit the cavity into a motor cavity and a gear cavity, the driving motor (6) is fixedly connected in the motor cavity, and two ends of the transmission rod (23) penetrate through the separation plate (27) and are in switching connection with the separation plate (27).
7. The vehicle-mounted rotatable and extendable power span structure of claim 2, wherein the first hydraulic support unit comprises:
a pair of first top blocks (28) which are fixedly connected on two sides of the rotating block (9) along the axial direction of the through groove;
The pair of first hydraulic struts (29) are distributed in one-to-one correspondence with the pair of first jacking blocks (28), one end of each first hydraulic strut is hinged with the corresponding first jacking block (28), and the other end of each first hydraulic strut (29) is hinged with the corresponding supporting seat (4) through a hinge seat.
8. The vehicle-mounted rotatable and extendable power span structure of claim 1, wherein the second hydraulic support unit comprises:
The adapter plate (30) is welded at one end, close to the supporting arm (5), of the truss (7), a groove is formed in the supporting arm (5), a rotating rod (31) is connected in the groove in a switching mode, one end of a connecting plate (34) penetrates through the rotating rod (31), and the other end of the connecting plate (34) is welded with the adapter plate (30);
And the at least one second hydraulic prop (35) is arranged on one side of the supporting arm (5) close to the adapter plate (30), and two ends of the second hydraulic prop are respectively hinged with the supporting arm (5) and the truss (7).
9. The vehicle-mounted rotatable and extendable power span structure of claim 1, further comprising:
At least one pair of steel cables (36), wherein one end of each steel cable (36) is arranged on the supporting seat (4), the other end of each steel cable (36) is fixedly connected to one end of the truss (7) extending out relative to the carrier vehicle (1), and the pair of steel cables (36) are symmetrically distributed on the truss (7) and form a tensioning force along the direction from the truss (7) to the supporting arm (5);
The guide seat (37) is fixedly connected to one side, far away from the truss (7), of the supporting arm (5), a plurality of guide wheels (38) are connected to the guide seat (37) in a switching mode, and the steel ropes (36) are in one-to-one sliding contact with the guide wheels (38).
10. The vehicle-mounted rotatable and extendable power span structure of claim 9, further comprising:
the box body (39) is fixedly connected to the supporting seat (4), a power motor (40) is fixedly connected in the box body (39), a tensioning wheel (41) is fixedly connected to an output shaft of the power motor (40), and one ends, close to the supporting seat (4), of a plurality of steel cables (36) are fixedly connected to the tensioning wheel (41).
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| CN202410578434.3A CN118157032B (en) | 2024-05-11 | 2024-05-11 | Vehicle-mounted rotatable stretching type electric power crossing frame |
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| CN202410578434.3A CN118157032B (en) | 2024-05-11 | 2024-05-11 | Vehicle-mounted rotatable stretching type electric power crossing frame |
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| CN118157032B CN118157032B (en) | 2024-07-23 |
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| CN118157032B (en) | 2024-07-23 |
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