CN114006298A - Synchronous pulley drive mechanism and pole climbing device - Google Patents
Synchronous pulley drive mechanism and pole climbing device Download PDFInfo
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- CN114006298A CN114006298A CN202111329285.XA CN202111329285A CN114006298A CN 114006298 A CN114006298 A CN 114006298A CN 202111329285 A CN202111329285 A CN 202111329285A CN 114006298 A CN114006298 A CN 114006298A
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- 230000009194 climbing Effects 0.000 title claims abstract description 91
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 77
- 230000007246 mechanism Effects 0.000 title claims abstract description 33
- 230000009471 action Effects 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 8
- 230000007306 turnover Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 4
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- 238000012423 maintenance Methods 0.000 description 7
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B27/00—Apparatus for climbing poles, trees, or the like
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Abstract
The invention discloses a synchronous pulley driving mechanism, comprising: a support frame; the rotating shafts are respectively and rotatably arranged at the upper end and the lower end of the supporting frame; the synchronous wheels are respectively and concentrically fixed on the two rotating shafts; the swing arms are respectively and fixedly arranged on the two rotating shafts; the synchronous belt is used for driving and connecting the two groups of synchronous wheels; the linear driving piece is fixedly arranged below the supporting frame, and the movable end of the linear driving piece is fixedly connected with the synchronous belt; the linear driving piece drives the synchronous belt to linearly surround the synchronous wheel to move through telescopic action so as to drive the rotating shaft and the swing arm to rotate in a reciprocating manner. Linear motion is converted into rotation through a synchronous pulley driving mechanism, so that the synchronous belt performance of the two holding components is better ensured; simultaneously, its simple structure itself, simple to operate maintains simply, and is with low costs, can make full use of pole climbing device's installation space, is fit for the upset subassembly as pole climbing device.
Description
Technical Field
The invention relates to the technical field of electric pole climbing equipment, in particular to a synchronous pulley driving mechanism and an electric pole climbing device.
Background
In the field of power transmission and distribution, according to the operation and maintenance conditions of power transmission equipment, the equipment operation and maintenance management often needs to perform power failure maintenance on a line. The grounding wire is used as a safety device which can prevent operators from being injured by sudden power supply or induced voltage generated by adjacent and crossed high-voltage live equipment, protects the safety of the operators in the power failure maintenance process of the high-voltage line and mainly plays a role in discharging residual charge of the power failure maintenance line. The grounding wire is hung before the line power failure maintenance operation starts, and all operators withdraw the wires after the operation is finished and then detach the grounding wire. The temporary grounding wire is installed and removed as an important step before the power failure maintenance operation of the line. At present, the wiring line is hung for a long time to cause physical fatigue of operating personnel through climbing a power transmission line tower or a power distribution pole by the operating personnel and hanging a temporary grounding wire, the operation safety of the operating personnel is not facilitated to be overhauled, the danger factor is greatly increased, and the operation efficiency is seriously influenced.
Therefore, it is an urgent need for those skilled in the art to solve the problem of how to design a working device to replace the manual hanging of the ground wire.
Disclosure of Invention
The invention provides a synchronous pulley driving mechanism and an electric pole climbing device, which are simple in structure, convenient to install, good in synchronism and low in cost, and can replace manual hanging of a grounding wire.
In a first aspect, an embodiment of the present invention provides a synchronous pulley driving mechanism, including:
a support frame;
the number of the rotating shafts is 2, and the rotating shafts are respectively and rotatably arranged at the upper end and the lower end of the supporting frame;
the number of the synchronizing wheels is 2, and the synchronizing wheels are concentrically fixed on the two rotating shafts respectively;
the number of the swing arms is 2, and the swing arms are respectively and fixedly arranged on the two rotating shafts;
the number of the synchronous belts is 2, and the synchronous belts are used for driving and connecting two groups of synchronous wheels;
the linear driving piece is fixedly arranged below the supporting frame, and the movable end of the linear driving piece is fixedly connected with the synchronous belt; the linear driving piece drives the synchronous belt to linearly surround the synchronous wheel to move through telescopic action so as to drive the rotating shaft and the swing arm to rotate in a reciprocating manner.
Optionally, the support frame comprises: the vertical plate is arranged along the axial direction, the base plates are fixedly arranged at two ends of the vertical plate, the fixed arms are fixedly arranged on two sides of the base plates, and the rotating shaft is rotatably arranged between the fixed arms on two sides.
Optionally, the synchronizing wheel is a tension type synchronizing wheel, and includes a wheel body, a tension sleeve, a fixing bolt and a tension bolt, the wheel body is rotatably disposed on the rotating shaft, the tension sleeve is wound around the rotating shaft, the fixing bolt is fixedly connected to the wheel body and the tension sleeve, the tension bolt is threadedly connected to the tension sleeve, and rotation of the tension bolt locks the tension sleeve or loosens the rotating shaft;
be provided with on the linear motion section of hold-in range and adjust tight subassembly, it includes to adjust tight subassembly: the adjusting plate and the first pressing plate clamp and fix two ends of the synchronous belt, the adjusting bolt oppositely penetrates through the adjusting plate, and the threaded sleeve is in threaded connection with the adjusting bolts on two sides; and the adjusting bolt is rotated to be screwed in or out of the threaded sleeve, so that the distance between the adjusting bolts at two sides is changed, and the tightness of the synchronous belt is adjusted.
Optionally, the synchronous pulley drive mechanism further comprises: a linkage plate; the movable section of the linear driving piece is fixedly connected with the linkage plate, the linkage plate is respectively fixedly connected with the two synchronous belts in a clamping mode through the two second pressing plates, the linear driving piece drives the two synchronous belts to move synchronously through the linkage plate, and then drives the four synchronous wheels and the four swing arms to rotate synchronously.
In a second aspect, an embodiment of the present invention provides an electric pole climbing device, including: the telescopic assembly is used for changing the distance between the upper support and the lower support through the operation of extending or contracting along the axial direction;
the upper bracket and the lower bracket are both provided with turnover components, the turnover components adopt synchronous belt wheel driving mechanisms provided in the first aspect, and two groups of swing arms are provided with two synchronously moving holding components; the holding component acts to hold or release the electric pole; the overturning assembly is used for changing an included angle between the enclasping assembly and the axial direction;
and a torsion assembly is further arranged between the upper support and the lower support and used for selecting one to drive the upper support or the lower support to rotate around the rod body.
Optionally, the telescopic assembly is a linear drive mechanism, the telescopic assembly comprising: and a piston rod extends from the lower support, the torsion assembly is fixedly arranged at the top end of the piston rod, and the upper support is fixedly arranged on the torsion assembly.
Optionally, the lower bracket is fixed to a support frame of the synchronous pulley driving mechanism, the torsion assembly extends out of a guide rod, and the guide rod is axially slidably disposed on the support frame.
Optionally, the clasping assembly comprises: the driving device comprises a holding driving piece, two extending plates fixedly arranged on two sides of the holding driving piece and two hoops fixedly arranged at the front ends of the extending plates; the driving part is used for driving the two hoops to be close to or far away from the hoops so as to tightly hold or loosen the electric pole.
Optionally, the torsion assembly comprises a base, an arc-shaped sliding block and a torsion driving piece, the base is fixedly arranged at the top end of the piston rod, an arc-shaped sliding groove is formed in the base, the circle center of the arc-shaped sliding groove is close to the central position of the electric pole, the arc-shaped sliding block is slidably arranged in the arc-shaped sliding groove, and the torsion driving piece is installed on the base and is suitable for driving the arc-shaped sliding block to slide.
Optionally, the torsion assembly further comprises a linkage gear, the torsion driving member is suitable for driving the linkage gear to rotate, an arc-shaped tooth is arranged on one side of the arc-shaped sliding block, the linkage gear is meshed with the arc-shaped sliding block, and the linkage gear rotates and is suitable for driving the arc-shaped sliding block to slide in the arc-shaped sliding groove through the arc-shaped tooth.
According to the technical scheme, the invention has the following advantages:
the invention discloses a synchronous pulley driving mechanism, comprising: a support frame; the number of the rotating shafts is 2, and the rotating shafts are respectively and rotatably arranged at the upper end and the lower end of the supporting frame; the number of the synchronizing wheels is 2, and the synchronizing wheels are concentrically fixed on the two rotating shafts respectively; the number of the swing arms is 2, and the swing arms are respectively and fixedly arranged on the two rotating shafts; the number of the synchronous belts is 2, and the synchronous belts are used for driving and connecting two groups of synchronous wheels; the linear driving piece is fixedly arranged below the supporting frame, and the movable end of the linear driving piece is fixedly connected with the synchronous belt; the linear driving piece drives the synchronous belt to linearly surround the synchronous wheel to move through telescopic action so as to drive the rotating shaft and the swing arm to rotate in a reciprocating manner.
Linear motion is converted into rotation through a synchronous pulley driving mechanism, so that the synchronous belt performance of the two holding components is better ensured; simultaneously, its simple structure itself, simple to operate maintains simply, and is with low costs, can make full use of pole climbing device's installation space, is fit for the upset subassembly as pole climbing device.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a schematic diagram of an application scenario of the present invention;
figure 2 is a schematic perspective view of an embodiment of the pole climbing device according to the present invention;
figure 3 is a side view of an embodiment of the pole climbing device of the present invention;
FIG. 4 is a schematic view of a three-dimensional structure of a clasping assembly and a synchronous pulley driving mechanism of an embodiment of the electric pole climbing device according to the present invention;
figure 5 is a schematic perspective view of a synchronous pulley driving mechanism in an embodiment of the electric pole climbing device of the present invention;
figure 6 is a side view of a synchronous pulley drive mechanism in an embodiment of the pole climbing device of the present invention;
FIG. 7 is a schematic view of a combination of a rotating shaft, a synchronizing wheel, a swing arm and a fixed arm in an embodiment of the electric pole climbing device of the present invention;
figure 8 is an exploded view of the combined structural schematic of the rotating shaft, synchronizing wheel, swing arm and fixed arm in one embodiment of the pole climbing device of the present invention;
figure 9 is a schematic structural view of a tensioning sleeve in an embodiment of an electric pole climbing device of the present invention;
figure 10 is a schematic perspective view of a tightening assembly in an embodiment of the pole climbing device of the present invention;
figure 11 is a half cross-sectional view of a tightening assembly of the tightening assembly in an embodiment of the pole climbing device of the present invention;
figure 12 is a schematic view of the combined structure of the linear drive, linkage plate and second pressure plate of an embodiment of the pole climbing device of the present invention;
figure 13 is an exploded view of the combined structural schematic of the linear drive, linkage plate and second pressure plate of one embodiment of the pole climbing device of the present invention;
figure 14 is a schematic perspective view of a torsion assembly in an embodiment of the pole climbing device of the present invention;
figure 15 is an exploded view of a torsion assembly in one embodiment of the pole climbing device of the present invention;
figure 16 is a perspective view of another alternative torsion assembly in an embodiment of the pole climbing device of the present invention.
In the figure: 100. a high voltage cable; 200. an electric pole; 300. a transformer; 400. a cross arm; 1. an upper bracket; 12. a housing; 2. a lower bracket; 3. a telescoping assembly; 31. a piston rod; 4. a turnover assembly; 41. a support frame; 411. a vertical plate; 412. a substrate; 413. a fixed arm; 42. a rotating shaft; 43. a synchronizing wheel; 431. a wheel body; 432. a tensioning sleeve; 433. fixing the bolt; 434. tensioning the bolt; 44. swinging arms; 45. a synchronous belt; 46. a linear drive; 47. tightening the assembly; 471. an adjusting plate; 472. a first platen; 473. adjusting the bolt; 474. a threaded sleeve; 48. a linkage plate; 481. a second platen; 5. a clasping component; 51. tightly holding the driving piece; 52. an extension plate; 53. hooping; 6. a torsion assembly; 61. a base; 611. an arc-shaped chute; 62. an arc-shaped sliding block; 621. arc-shaped teeth; 63. a torsional drive; 63', a linear cylinder; 64. a linkage gear; 64', a linked rack; 7. a guide bar; 8. and (5) traveling wheels.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being 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 application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Referring to fig. 1 to 3, fig. 1 is a schematic view of an application scenario of the present invention, fig. 2 is a schematic view of a three-dimensional structure of an embodiment of an electric pole climbing device of the present invention, and fig. 3 is a side view of the embodiment of the electric pole climbing device of the present invention. The utility model provides a pole climbing device carries out and has hold in range wheel actuating mechanism, and mainly used is supplementary or replaces the manual work to hang and establishes the earth connection.
Specifically, this pole climbing device includes: the telescopic rod comprises an upper support 1 and a lower support 2 which are arranged along the axial direction of a rod body, wherein a telescopic component 3 is arranged between the upper support 1 and the lower support 2, and the telescopic component 3 is used for changing the distance between the upper support 1 and the lower support 2 through the operation of extending or contracting along the axial direction;
the upper bracket 1 and the lower bracket 2 are both provided with turnover components 4, the turnover components 4 adopt synchronous pulley driving mechanisms, and two groups of swing arms are provided with two synchronously moving holding components 5; the clasping component 5 is used for clasping or loosening the electric pole 200; the overturning assembly 4 is used for changing an included angle between the clasping assembly and the axial direction;
a torsion assembly 6 is further arranged between the upper support 1 and the lower support 2, and the torsion assembly 6 is used for alternatively driving the upper support 1 or the lower support 2 to rotate around the rod body 200.
In a power distribution network, a high-voltage cable 100 is often erected by using an electric pole 200, and electric power equipment such as a transformer 300 and a circuit breaker is often mounted on the electric pole 200, and these electric power equipment are often mounted on the electric pole 200 through a cross arm 400 having various structures. The electric pole climbing device in the embodiment of the invention can go up and down on the columnar electric pole 200 and also cross obstacles such as the cross arm 400 and the like. Therefore, the electric pole climbing device provided by the embodiment of the invention has the functions of climbing, obstacle crossing and obstacle avoidance at the same time.
It should be noted that the axial direction of the embodiment of the present invention refers to the length direction of the rod body or the upper bracket 1 and the lower bracket 2, that is, the climbing direction.
Further, referring to fig. 4, fig. 4 is a schematic view illustrating an installation three-dimensional structure of a clasping assembly and a synchronous pulley driving mechanism in an embodiment of the electric pole climbing device of the present invention, further, the telescopic assembly 3 is a linear driving mechanism, and the telescopic assembly 3 includes: a piston rod 31 extends from the lower support 2, the torsion assembly 6 is fixedly arranged at the top end of the piston rod 31, and the upper support 1 is fixedly arranged on the torsion assembly 6.
In addition, the rear sides of the upper bracket 1 and the lower bracket 2 are covered with the housing 12.
In the embodiment of the invention, the telescopic component 3 has a telescopic function and a structural support function, so that the multifunctional electric pole climbing device can be used for multiple purposes, the integral structure of the electric pole climbing device is simplified, and the manufacturing cost is reduced.
In the embodiment of the invention, the expansion of the expansion component 3 is cooperated with the tightness of the holding component 5 on the upper bracket 1 and the lower bracket/2, so that the electric pole climbing device can climb in a stepping manner along the length direction of the pole body, and the electric pole climbing device has the advantages of simple structure and convenience in control.
Further, referring to fig. 5 and fig. 6, fig. 5 is a schematic perspective view illustrating a synchronous pulley driving mechanism in an embodiment of an electric pole climbing device of the present invention, and fig. 6 is a side view illustrating the synchronous pulley driving mechanism in the embodiment of the electric pole climbing device of the present invention, where the synchronous pulley driving mechanism includes:
a support frame 41;
the number of the rotating shafts 42 is 2, and the rotating shafts 42 are respectively and rotatably arranged at the upper end and the lower end of the supporting frame 41;
the number of the synchronizing wheels 43 is 2, and the synchronizing wheels 43 are concentrically fixed on the two rotating shafts 42 respectively;
the number of the swing arms 44 is 2, and the swing arms 44 are respectively and fixedly arranged on the two rotating shafts 42;
the number of the synchronous belts 45 is 2, and the synchronous belts 45 are used for being in transmission connection with the two groups of synchronous wheels 43;
the linear driving element 46, the linear driving element 46 is fixedly installed below the supporting frame 41, and the movable end of the linear driving element 46 is fixedly connected with the timing belt 45; the linear driving element 46 drives the timing belt 45 to linearly surround the timing wheel 43 through a telescopic action, so as to drive the rotating shaft 42 and the swing arm 44 to rotate in a reciprocating manner.
In the embodiment of the invention, the synchronous pulley driving mechanism can change the linear motion into rotation and can ensure the synchronous belt performance of the two enclasping components 5; meanwhile, the pole climbing device is simple in structure, convenient to install, simple to maintain and low in cost, and installation space of the pole climbing device can be fully utilized.
Simultaneously, the setting of upset subassembly 4 for pole 200 is kept away from in the upset of the subassembly 5 of holding tightly of unclamping, and then makes the subassembly 5 of holding tightly under the synergism of flexible subassembly 3 cross the barrier, makes pole climbing device have in the climbing in-process and hinders the function more, improves its suitability.
In addition, the upper bracket 1 and the lower bracket 2 are arranged in a split manner, so that the electric pole climbing device is integrally of a modular structure and is convenient to produce and use in a standard manner; and the setting of upper bracket 1 and lower carriage 2 can guarantee the bulk strength of pole climbing device.
Further, the support frame 41 includes: the fixing device comprises a vertical plate 411 arranged along the axial direction, a base plate 412 fixedly arranged at two ends of the vertical plate 411, and fixing arms 413 fixedly arranged at two sides of the base plate 412, wherein the rotating shaft 42 is rotatably arranged between the fixing arms 413 at two sides.
Referring to fig. 7 to 11, fig. 7 is a schematic view illustrating a combined structure of a rotating shaft, a synchronizing wheel, a swing arm and a fixing arm in an embodiment of an electric pole climbing device of the present invention, fig. 8 is an exploded view illustrating a schematic view illustrating a combined structure of a rotating shaft, a synchronizing wheel, a swing arm and a fixing arm in an embodiment of an electric pole climbing device of the present invention, fig. 9 is a schematic view illustrating a structure of a tensioning sleeve in an embodiment of an electric pole climbing device of the present invention, fig. 10 is a schematic view illustrating a three-dimensional structure of a tightening component in an embodiment of an electric pole climbing device of the present invention, fig. 11 is a half-sectional view illustrating a tightening component of a tightening component in an embodiment of an electric pole climbing device of the present invention, further, the synchronizing wheel is a tensioning-type synchronizing wheel and includes a wheel body 431, a tensioning sleeve 432, a fixing bolt 433 and a tensioning bolt 434, the wheel body 431 is rotatably disposed on the rotating shaft 42, the tensioning sleeve 432 is wound around the rotating shaft 42, the fixed bolt 433 is fixedly connected with the wheel body 431 and the tensioning sleeve 432, the tensioning bolt 433 is in threaded connection with the tensioning sleeve 432, and the tensioning sleeve 432 is locked or the rotating shaft 42 is loosened by rotating the tensioning bolt 433;
be provided with on the linear motion section of hold-in range 45 and adjust tight subassembly 47, it includes to adjust tight subassembly 47: an adjusting plate 471 and a first pressing plate 472 which clamp and fix two ends of the synchronous belt 45, an adjusting bolt 473 which oppositely penetrates through the adjusting plate 471, and a threaded sleeve 474 which is in threaded connection with the adjusting bolt 473 at two sides; the adjusting bolt 473 is rotated to screw in or out the threaded sleeve 474, so that the distance between the adjusting bolt 473 on the two sides is changed, and the tightness of the synchronous belt 45 is adjusted.
Further, referring to fig. 12 and 13, fig. 12 is a schematic view of a combined structure of a linear driving element, a linkage plate and a second pressing plate in an embodiment of an electric pole climbing device according to the present invention, and fig. 13 is an exploded view of a schematic view of a combined structure of a linear driving element, a linkage plate and a second pressing plate in an embodiment of an electric pole climbing device according to the present invention, wherein the synchronous pulley driving mechanism further includes: a linkage plate 48; the movable section of the linear driving element 46 is fixedly connected to the linkage plate 48, the linkage plate 48 is fixedly connected to the two synchronous belts 45 through two second pressing plates 481, and the linear driving element 46 drives the two synchronous belts 45 to move synchronously through the linkage plate 48, so as to drive the four synchronous wheels 43 and the four swing arms 44 to rotate synchronously.
Further, the lower bracket 2 is fixed on a supporting frame 41 of the synchronous pulley driving mechanism, the torsion assembly 6 extends out of a guide rod 7, and the guide rod 7 is axially slidably arranged on the supporting frame 41.
Further, the clasping assembly 5 comprises: the driving device comprises a holding driving piece 51, two extending plates 52 fixedly arranged at two sides of the holding driving piece 51, and two hoops 53 fixedly arranged at the front ends of the extending plates 52; the driving device is used for driving the two hoops 53 to approach or separate from each other by the action of the holding driving piece 51 so as to hold or release the electric pole 200.
In the embodiment of the invention, in addition, the two clamping assemblies 5 respectively arranged on the upper bracket 1 and the lower bracket 2 play a role in multiple clamping, so that the electric pole climbing device has larger friction force in the axial direction, and the load bearing capacity of the electric pole climbing device is increased.
Referring to fig. 14 and 15, fig. 14 is a schematic perspective view of a torsion assembly in an embodiment of an electric pole climbing device of the present invention, fig. 15 is an exploded view of the torsion assembly in an embodiment of the electric pole climbing device of the present invention, further, the torsion assembly 6 includes a base 61, an arc-shaped sliding block 62 and a torsion driving member 63, the base 61 is fixedly disposed at the top end of the piston rod 31, an arc-shaped sliding groove 611 is formed on the base 61, a center of the arc-shaped sliding groove 611 is close to a center of the electric pole 200, the arc-shaped sliding block 62 is slidably disposed in the arc-shaped sliding groove 611, and the torsion driving member 63 is mounted on the base 61 and is adapted to drive the arc-shaped sliding block 62 to slide.
In addition, the twisting assembly 6 further comprises a linkage gear 64, the twisting driving member 63 is adapted to drive the linkage gear 64 to rotate, one side of the arc-shaped sliding block 62 is provided with an arc-shaped tooth 621, the linkage gear 64 is engaged with the arc-shaped sliding block 62, and the rotation of the linkage gear 64 is adapted to drive the arc-shaped sliding block 62 to slide in the arc-shaped sliding slot 611 through the arc-shaped tooth 621.
In the embodiment of the invention, the arrangement of the torsion component 6 enables the upper bracket 1 and the lower bracket 2 to be sequentially twisted, and the stepping rotation of the electric pole climbing device around the circumferential direction of the electric pole 200 is realized by matching with the tightness of the holding components 5 at two sides, so that the electric pole climbing device has an obstacle avoidance function in the climbing process, and the applicability of the electric pole climbing device is further improved.
Referring to fig. 16, in an alternative embodiment, the torsion assembly 6 may use a linkage rack 64 'instead of the linkage gear 64 and a linear cylinder 63' instead of the rotary motion torsion drive 63.
It is worth mentioning that the telescopic assembly 3, the clasping driving member 51, the linear driving member 46, the twisting driving member 63 and the linear cylinder 63' in the structure can adopt cylinder structures, the electric pole climbing device of the embodiment can completely adopt pneumatic control, and the electric pole climbing device also has the advantages of simple structure and convenient control. Specifically, the telescopic assembly 3 can adopt a common cylinder with a large telescopic stroke and large structural strength, the holding driving part 51 can adopt a double-piston clamping cylinder, the linear driving part 46 can adopt a single-outlet double-head cylinder, the torsion driving part 63 can adopt a pneumatic motor, and the linear cylinder 63' adopts a double-outlet double-head cylinder.
Aiming at the climbing device, the working method comprises the following steps:
s1 preparation step: the electric pole climbing device is unfolded to an initial state and holds the electric pole tightly; under initial condition, flexible subassembly is in the shrink state, and upper bracket and lower carriage are nearest, and a plurality of components of holding tightly are 90 contained angles with the axial respectively, and a plurality of components of holding tightly move and are used for holding the pole tightly.
S2 climbing step: the method comprises the following steps: s21, loosening the electric pole by the aid of the holding assembly on the upper bracket, axially extending the telescopic assembly, and holding the electric pole by the holding assembly on the upper bracket after the telescopic assembly is extended in place; s22, loosening the electric pole by the aid of the holding assembly on the lower support, axially contracting the telescopic assembly, and holding the electric pole by the holding assembly on the lower support after the telescopic assembly is contracted in place; and S23, repeating the two steps S21 and S22, so that the pole climbing device climbs along the length direction of the pole.
S3 obstacle crossing step: when the electric pole climbing device meets an obstacle and judges that the obstacle can cross (the cross arm 400 arranged in parallel at the moment), the electric pole climbing device further comprises the following steps on the basis of the S2 climbing step: s31, after the clasping assemblies on the upper support loosen the electric pole, and before the telescopic assemblies extend along the axial direction, the overturning assemblies on the upper support act to enable the corresponding clasping assemblies to form an included angle of 180 degrees with the axial direction; s32, the telescopic assembly extends along the axial direction, so that the holding assembly on one side passes over the obstacle; s33, the overturning assembly acts again to enable the corresponding enclasping assembly to restore to form an included angle of 90 degrees with the axial direction, and then the corresponding enclasping assembly enclasping the electric pole again to complete obstacle crossing of the enclasping assembly on one side; s34, repeating the actions in the three steps by the aid of the corresponding overturning components and combining with the climbing step by the aid of the clasping components of the lower support, and finishing obstacle crossing of the clasping components on the other side, so that the obstacle crossing step of the whole electric pole climbing device is finished.
S4 obstacle avoidance step: run into the barrier and judge that the barrier can't cross at pole climbing device climbing in-process (be the cross arm 400 of perpendicular setting this moment), need avoid the barrier this moment, can carry out following step: s41, the pole is loosened by the clasping assembly on the upper support or the lower support, the upper support or the lower support is twisted by the action of the twisting assembly, and the clasping assembly of the upper support or the lower support clasps the pole after the upper support or the lower support is twisted in place; s42, the pole is loosened by the clasping assembly on the lower support or the upper support, the lower support or the upper support is twisted towards the same direction by the action of the twisting assembly, and the clasping assembly on the lower support or the upper support clasps the pole again after the lower support or the upper support is twisted in place; and S43, repeating the two steps S41 and S42, so that the electric pole climbing device moves 90 degrees along the circumferential direction of the electric pole, further avoids the obstacle, and then passes through the obstacle crossing step S3 to cross the obstacle.
Of course, the climbing step, the obstacle crossing step, and the obstacle avoidance step may be performed individually or cooperatively, and may be specifically implemented according to a control program, and this embodiment is not described in detail.
As intelligent configuration, the pole climbing device of this application can also install camera, controller, sensor and other electrical components, realizes functions such as its automatic climbing, automatic obstacle-surmounting, automatic obstacle-avoiding, and prior art can be adopted to above-mentioned electrical components's application and theory of operation, is not the focus of this application discussion, so this embodiment no longer specifically describes.
It should be noted that the pole climbing device of the present application can be equipped with various functional components to realize functions such as transportation, wire hanging, obstacle clearing, etc., and the realized functions and specific structures are out of the discussion range of the present application.
It is worth mentioning that the pole climbing device of this application not only can be applied to the pole, can also be applied to various column objects such as flagpole, pipeline, trees, and the application in other fields also must fall into the protection scope of this application. In addition, the pole climbing device of this application is except climbing from top to bottom, can also transversely climb, slope climbing and so on, and the climbing mode of other directions also must belong to the protection scope of this application.
The invention discloses a falling buffering air bag system of a micro unmanned aerial vehicle, which comprises: the device comprises a posture recognition module 401, a flight control module 402, a communication module 403, a power supply module 404 and a protective air bag 405 which are installed in an air brake control device; the air brake control device is arranged right below the unmanned aerial vehicle; the number of the protective air bags 405 is 2, and the protective air bags are respectively arranged right above and right below the air brake control device; the attitude identification module 401 is configured to obtain a falling attitude and a falling acceleration of the unmanned aerial vehicle under the control of the flight control module 402; the damper control device is configured to inject gas into the protective bag 405 when the falling acceleration cannot be corrected; the shape of the protective airbag 405 after the gas injection operation is completed is a semi-hollow sphere; the communication module 403 is configured to send the falling attitude and the falling acceleration of the unmanned aerial vehicle to an external linked detection terminal; the power module 404 is configured to provide power for the system.
So, when gesture recognition module 401 discerned that current unmanned aerial vehicle is in the gesture of falling and acceleration can't be revised, then start air brake controlling means to make and pour into protective gas in protective gas bag 405, thereby make protective gas bag 405 inflation, form the all-round buffer zone of unmanned aerial vehicle.
It should be understood that in the present application, "at least one" means one or more, "a plurality" means two or more. "and/or" for describing an association relationship of associated objects, indicating that there may be three relationships, e.g., "a and/or B" may indicate: only A, only B and both A and B are present, wherein A and B may be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" or similar expressions refer to any combination of these items, including any combination of single item(s) or plural items. For example, at least one (one) of a, b, or c, may represent: a, b, c, "a and b", "a and c", "b and c", or "a and b and c", wherein a, b, c may be single or plural.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. A synchronous pulley drive mechanism, comprising:
a support frame;
the number of the rotating shafts is 2, and the rotating shafts are respectively and rotatably arranged at the upper end and the lower end of the supporting frame;
the number of the synchronizing wheels is 2, and the synchronizing wheels are concentrically fixed on the two rotating shafts respectively;
the number of the swing arms is 2, and the swing arms are respectively and fixedly arranged on the two rotating shafts;
the number of the synchronous belts is 2, and the synchronous belts are used for driving and connecting two groups of synchronous wheels;
the linear driving piece is fixedly arranged below the supporting frame, and the movable end of the linear driving piece is fixedly connected with the synchronous belt; the linear driving piece drives the synchronous belt to linearly surround the synchronous wheel to move through telescopic action so as to drive the rotating shaft and the swing arm to rotate in a reciprocating manner.
2. The synchronous pulley drive mechanism of claim 1, wherein the support frame comprises: the vertical plate is arranged along the axial direction, the base plates are fixedly arranged at two ends of the vertical plate, the fixed arms are fixedly arranged on two sides of the base plates, and the rotating shaft is rotatably arranged between the fixed arms on two sides.
3. The synchronous pulley driving mechanism according to claim 1, wherein the synchronous pulley is a tension type synchronous pulley, and comprises a pulley body, a tension sleeve, a fixing bolt and a tension bolt, the pulley body is rotatably disposed on the rotating shaft, the tension sleeve is wound on the rotating shaft, the fixing bolt is fixedly connected with the pulley body and the tension sleeve, the tension bolt is in threaded connection with the tension sleeve, and rotating the tension bolt enables the tension sleeve to be locked or loosens the rotating shaft;
be provided with on the linear motion section of hold-in range and adjust tight subassembly, it includes to adjust tight subassembly: the adjusting plate and the first pressing plate clamp and fix two ends of the synchronous belt, the adjusting bolt oppositely penetrates through the adjusting plate, and the threaded sleeve is in threaded connection with the adjusting bolts on two sides; and the adjusting bolt is rotated to be screwed in or out of the threaded sleeve, so that the distance between the adjusting bolts at two sides is changed, and the tightness of the synchronous belt is adjusted.
4. The synchronous pulley drive mechanism of claim 1, further comprising: a linkage plate; the movable section of the linear driving piece is fixedly connected with the linkage plate, the linkage plate is respectively fixedly connected with the two synchronous belts in a clamping mode through the two second pressing plates, the linear driving piece drives the two synchronous belts to move synchronously through the linkage plate, and then drives the four synchronous wheels and the four swing arms to rotate synchronously.
5. An electric pole climbing device, comprising: the telescopic assembly is used for changing the distance between the upper support and the lower support through the operation of extending or contracting along the axial direction;
the upper bracket and the lower bracket are both provided with turnover components, the turnover components adopt a synchronous belt wheel driving mechanism as claimed in any one of claims 1-4, and two groups of swing arms are provided with two clamping components which move synchronously; the holding component is used for holding or loosening the electric pole; the overturning assembly is used for changing an included angle between the enclasping assembly and the axial direction;
and a torsion assembly is further arranged between the upper support and the lower support and used for selecting one to drive the upper support or the lower support to rotate around the rod body.
6. The pole climbing device as recited in claim 5, wherein the telescoping assembly is a linear drive mechanism, the telescoping assembly comprising: and a piston rod extends from the lower support, the torsion assembly is fixedly arranged at the top end of the piston rod, and the upper support is fixedly arranged on the torsion assembly.
7. The pole climbing device as recited in claim 6, wherein the lower bracket is fixed to a support frame of the synchronous pulley drive mechanism, and the torsion assembly extends out of a guide bar axially slidably disposed on the support frame.
8. The pole climbing device as recited in claim 5, wherein the clasping assembly comprises: the driving device comprises a holding driving piece, two extending plates fixedly arranged on two sides of the holding driving piece and two hoops fixedly arranged at the front ends of the extending plates; the driving part is used for driving the two hoops to be close to or far away from the hoops so as to tightly hold or loosen the electric pole.
9. The pole climbing device of claim 5, wherein the torsion assembly comprises a base, an arc-shaped sliding block and a torsion driving member, the base is fixedly arranged at the top end of the piston rod, an arc-shaped sliding groove is formed in the base, the center of the arc-shaped sliding groove is close to the center of the pole, the arc-shaped sliding block is slidably arranged in the arc-shaped sliding groove, and the torsion driving member is installed on the base and is suitable for driving the arc-shaped sliding block to slide.
10. The pole climbing device of claim 9, wherein the torsion assembly further comprises a linkage gear, the torsion driving member is adapted to drive the linkage gear to rotate, an arc-shaped tooth is provided on one side of the arc-shaped slider, the linkage gear is engaged with the arc-shaped slider, and the rotation of the linkage gear is adapted to drive the arc-shaped slider to slide in the arc-shaped chute through the arc-shaped tooth.
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| CN202111329285.XA CN114006298B (en) | 2021-11-10 | 2021-11-10 | Synchronous pulley driving mechanism and electric pole climbing device |
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| CN202111329285.XA CN114006298B (en) | 2021-11-10 | 2021-11-10 | Synchronous pulley driving mechanism and electric pole climbing device |
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| CN114006298A true CN114006298A (en) | 2022-02-01 |
| CN114006298B CN114006298B (en) | 2024-07-30 |
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