CN221072286U - Main cable handrail rope running gear capable of crossing handrail rope support - Google Patents
Main cable handrail rope running gear capable of crossing handrail rope support Download PDFInfo
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- CN221072286U CN221072286U CN202322997710.3U CN202322997710U CN221072286U CN 221072286 U CN221072286 U CN 221072286U CN 202322997710 U CN202322997710 U CN 202322997710U CN 221072286 U CN221072286 U CN 221072286U
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- handrail rope
- handrail
- running gear
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- 238000012423 maintenance Methods 0.000 abstract description 16
- 238000007689 inspection Methods 0.000 abstract description 15
- 239000000725 suspension Substances 0.000 abstract description 6
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Abstract
The utility model relates to the technical field of main cable overhauling of suspension bridges, and aims to solve the problems that in the prior art, a main cable handrail rope bracket obstructs the passing of a main cable inspection vehicle, so that various main cable inspection vehicles which automatically walk on handrail ropes are complex in structure and low in trafficability and safety; the clamp support assembly comprises an annular moving belt, the annular moving belt can circularly run, the clamp comprises a plurality of clamping jaws which are connected to the annular moving belt at intervals, the clamping jaws are connected with a control mechanism, the control mechanism is used for controlling the opening and closing of the clamping jaws, when the clamping jaws rotate to the lower side of the annular moving belt, the clamping jaws can be clamped on a main cable handrail rope, and when the clamping jaws leave the lower side of the annular moving belt, the clamping jaws can be separated from the main cable handrail rope; the utility model has simple structure, can directly span the handrail rope clamp, does not damage the surface of the main cable, and improves the maintenance efficiency of the whole vehicle.
Description
Technical Field
The utility model relates to the technical field of maintenance of main cables of suspension bridges, in particular to a main cable handrail rope traveling device capable of crossing a handrail rope bracket.
Background
The suspension bridge is the first choice of the bridge with extra large span because of the characteristics of large spanning capacity, good stress performance, attractive bridge shape and the like. The main cable is the most important stress and force transmission component of the suspension bridge, and the health condition is particularly important, so that the maintenance is required regularly. At present, the maintenance equipment for the main cable mostly adopts a wheel type or crawler type walking wheel support and steel wire rope traction mode to walk on the surface of the main cable, and the problems of poor safety, low maintenance efficiency, easiness in damaging wrapping belts and anti-corrosion coatings on the surface of the main cable and the like exist.
Through researching the walking mode of the main cable inspection vehicle of the suspension bridge, the problem that the main cable, the sling, the cable clamp, the shock absorber frame and other parts of the suspension bridge are fully covered and overhauled when the anti-corrosion coating of the surface of the main cable is not damaged is solved, various researches are carried out on the main cable inspection vehicle which walks on the handrail rope in industry, but the main cable handrail rope bracket is used for obstructing the passing of the main cable inspection vehicle, so that the structure of various main cable inspection vehicles which walk on the handrail rope by oneself is complex, and the trafficability and safety are greatly reduced. There is a need for further optimization of the structure of a main cable inspection vehicle that travels over the handrail rope.
Disclosure of utility model
The utility model aims to provide a main cable handrail rope traveling device capable of crossing a handrail rope bracket, which solves the problems that the main cable handrail rope bracket blocks the passing of main cable inspection vehicles in the prior art, so that various main cable inspection vehicles capable of automatically traveling on handrail ropes are complex in structure and low in trafficability and safety.
The utility model is realized by adopting the following technical scheme:
the utility model provides a main cable handrail rope traveling device capable of crossing a handrail rope bracket, which comprises a clamp supporting component and a clamp, wherein the clamp supporting component is used for connecting a frame;
The clamp support assembly comprises an annular moving belt, the annular moving belt can circularly run, the clamp comprises a plurality of clamping jaws which are connected to the annular moving belt at intervals, the clamping jaws are connected with a control mechanism, the control mechanism is used for controlling the opening and closing of the clamping jaws, when the clamping jaws rotate to the lower side of the annular moving belt, the clamping jaws can be clamped on a main cable handrail rope, and when the clamping jaws are about to leave the lower side of the annular moving belt, the clamping jaws can be separated from the main cable handrail rope.
The main cable handrail rope traveling device disclosed by the utility model is simple in structure, does not need to modify a handrail rope clamp, can directly pass through the handrail rope clamp, does not damage a main cable surface protection layer and wrapping belts, and improves the maintenance efficiency of the whole vehicle.
As a preferable technical scheme:
The clamping jaw is connected with a guide wheel, the guide wheel is positioned in an annular guide groove on the clamp supporting assembly, the shape of the annular guide groove is the same as that of the annular moving belt, and the guide wheel rotates in the annular guide groove along with the circulating operation of the annular moving belt.
As a preferable technical scheme:
The clamping jaw comprises two clamping units which are symmetrically arranged, a clamping opening is formed between the two clamping units and used for clamping the main cable handrail rope.
As a preferable technical scheme:
The control mechanism comprises a pinch roller guide groove assembly, and the pinch roller guide groove assembly is positioned at the inner side of the clamp supporting assembly;
The pinch roller guide slot assembly comprises pinch roller guide slots, bottoms of two sides of each pinch roller guide slot are protruded downwards to form protruding portions, a plurality of pinch rollers are installed in each pinch roller guide slot, each pinch roller is connected with one clamping unit of each clamping jaw through a connecting frame, and when the pinch roller passes through the protruding portions, the clamping units are pulled to enable the clamping jaws to open.
As a preferable technical scheme:
The clamping jaw opening and closing control device is not limited to the mode, and other mechanical structures capable of driving the clamping jaw to open and close can be adopted. For example by a mechanical pulling structure in combination with a control system.
As a preferable technical scheme:
And a compression spring is connected between the connecting frame and the mounting seat of the clamping jaw and used for providing clamping force for the clamping jaw.
As a preferable technical scheme:
Two the main cable handrail rope's top has been arranged respectively one anchor clamps supporting component, every anchor clamps are all connected on the anchor clamps supporting component, every anchor clamps supporting component's inboard corresponds and sets up one the pinch roller guide way subassembly, the frame is located anchor clamps supporting component with the top of pinch roller guide way subassembly, anchor clamps supporting component pinch roller guide way subassembly with the frame is connected through the main shaft.
As a preferable technical scheme:
the endless moving belt drives the endless moving belt to circularly operate through a driving device.
As a preferable technical scheme:
The drive means may be a motor.
As a preferable technical scheme:
The clamping jaw is connected with the annular movement belt through the cover plate, and the clamping jaw is not limited to be connected through the cover plate, and can also be a connecting plate, a connecting seat and the like.
As a preferable technical scheme:
the annular movement belt adopts a chain or a synchronous belt.
As a preferable technical scheme:
The annular movement belt is elliptical.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
After the main cable handrail rope is clamped by the clamp, the clamp connected to the chain or the synchronous belt circularly and alternately climbs the main cable handrail rope along with the rotation of the chain or the synchronous belt, and uninterrupted walking is realized on the main cable handrail rope, so that the frame moves forwards relative to the main cable handrail rope; the utility model can directly span the armrest rope clamp without modifying the armrest rope clamp, can be widely used on the armrest rope adopting the existing main cable armrest rope clamp at present, improves the maintenance efficiency of the whole automobile, and enhances the practicability of main cable maintenance equipment. The whole car is clamped by the clamp to realize walking by the main cable handrail rope in the walking mode, and the whole car cannot be contacted with the main cable in the walking process, so that the surface protection layer and wrapping belt of the main cable cannot be damaged, the main cable is more friendly, and the service life of the protection layer of the main cable can be effectively guaranteed. In addition, the traveling device can be provided with a manned operation platform to serve as manned maintenance equipment, can be provided with intelligent detection equipment to serve as an intelligent detection carrier, can realize separation of inspection and maintenance operation, can improve inspection efficiency and inspection frequency of a main cable and auxiliary facilities thereof, can regularly and systematically carry out fixed-point maintenance on detected diseases, and has important significance in realizing scientific maintenance of the main cable and the auxiliary facilities thereof.
Drawings
Fig. 1 is a schematic structural diagram of a main cable handrail rope traveling device capable of crossing a handrail rope bracket according to the present utility model.
Fig. 2 is a schematic diagram of a main cable handrail rope traveling device capable of crossing a handrail rope bracket according to the second embodiment of the utility model.
Fig. 3 is a schematic working diagram of the main cable handrail rope running device capable of crossing the handrail rope bracket.
Fig. 4 is a second working schematic diagram (hidden fixture supporting component) of the main cable handrail rope traveling device capable of crossing the handrail rope bracket.
Fig. 5 is a working schematic diagram of the main cable handrail rope running device capable of crossing the handrail rope bracket.
Fig. 6 is a schematic view of the jaw open state according to the present utility model.
Fig. 7 is a schematic view of the clamping jaw in the clamping state of the utility model.
Icon: the clamping device comprises a 101 clamp supporting component, a 102 clamp, a 103 frame, a 104 pinch roller guide groove component, a 105 main cable handrail rope, a 106 main cable handrail rope bracket, a 107 main cable, a 108 main cable rope clamp, a 109 guide wheel, a 110 main shaft, a 111 compression spring, a 112 spring pinch roller, a 113 connecting frame, a 114 driving device, a 115 chain wheel, a 116 main cable sling, a 101-1 annular movement belt, a 101-2 annular guide groove, a 102-1 clamping jaw, a 104-1 pinch roller guide groove and a 104-2 protruding part.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1-7, the present embodiment provides a main cable handrail rope traveling device capable of crossing a handrail rope bracket, and the traveling device travels on a main cable handrail rope 105 in operation. In fig. 3 and 5, reference numeral 106 denotes a main cable handrail rope bracket, reference numeral 107 denotes a main cable, reference numeral 108 denotes a main cable clamp, and reference numeral 116 denotes a main cable sling.
The walking device comprises a clamp supporting assembly 101, a clamp 102, a frame 103 and a pinch roller guide groove assembly 104.
Two main cable handrail ropes 105's top has arranged respectively a anchor clamps supporting component 101, every anchor clamps supporting component 101 is last to be connected with anchor clamps 102, every anchor clamps supporting component 101's inboard corresponds sets up one pinch roller guide way subassembly 104, frame 103 is located anchor clamps supporting component 101 with pinch roller guide way subassembly 104's top, anchor clamps supporting component 101 pinch roller guide way subassembly 104 with frame 103 is connected through main shaft 110.
The clamp support assembly 101 is used as a main bearing component, the clamp support assembly 101 comprises an annular moving belt 101-1, the annular moving belt 101-1 can be a chain or a synchronous belt, the chain is matched with a chain wheel 115 for installation and use, the synchronous belt is matched with the belt wheel for installation and use, and the chain or the synchronous belt can be circularly operated under the action of a driving device 114.
The clamp 102 is connected with the annular moving belt 101-1 through a cover plate; the clamp 102 comprises a plurality of clamping jaws 102-1, wherein the clamping jaws 102-1 are uniformly and intermittently connected to the annular moving belt 101-1, and each clamping jaw 102-1 is driven to move circularly when the annular moving belt 101-1 moves circularly.
In this embodiment, the endless moving belt 101-1 is elliptical, three clamping jaws 102-1 are respectively connected to the upper side and the lower side of the endless moving belt 101-1, and one clamping jaw 102-1 is respectively connected to the front side and the rear side of the endless moving belt 101-1.
The clamping jaw 102-1 running to the lower side of the annular movement belt 101-1 is used for being connected with the main cable handrail rope 105 and clamped on the main cable handrail rope 105, and at the moment, the clamping jaw 102-1 and the main cable handrail rope 105 cannot move relatively; with the operation of the endless moving belt 101-1, each jaw 102-1 undergoes various positions in the circumferential direction of the endless moving belt 101-1, but only when it is operated to the lower side of the endless moving belt 101-1, the main cable handrail 105 is clamped, when the jaw 102-1 is about to reach the lower side of the endless moving belt 101-1, the jaw 102-1 needs to be opened to be connected with the main cable handrail 105, and when the jaw 102-1 is about to leave the lower side of the endless moving belt 101-1, the jaw 102-1 needs to be opened to be disconnected from the main cable handrail 105, so that the vehicle frame 103 moves forward relative to the main cable handrail 105 with the rotation of the endless moving belt 101-1, thereby realizing uninterrupted running of the whole vehicle on the handrail.
The fixture 102 is connected with a guide wheel 109, and the guide wheel 109 mainly has the functions of supporting and guiding, and can also improve the whole bearing capacity of the driving mechanism. The guide wheel 109 is located in an annular guide groove 101-2 on the surface of the clamp support assembly 101, the shape of the annular guide groove 101-2 is the same as that of the annular moving belt 101-1, the annular guide groove 101-2 is concentric with the annular moving belt 101-1, and the size of the annular guide groove is slightly smaller than that of the annular moving belt 101-1. Each clamping jaw 102-1 is correspondingly connected with two groups of guide wheels 109, and the guide wheels 109 rotate in the annular guide grooves 101-2 along with the circulation operation of the annular movement belt 101-1.
The clamp 102 is also connected with a pressing spring 111 and a spring pressing wheel 112, and each clamping jaw 102-1 corresponds to one pressing spring 111 and one spring pressing wheel 112. The clamping jaw 102-1 comprises two clamping units which are symmetrically arranged, and a clamping opening is formed between the two clamping units and is used for clamping the main cable handrail rope 105.
The clamp 102 cooperates with a pinch roller guide groove assembly 104 for controlling the jaws 102-1 to open when they are about to leave the underside of the endless moving belt 101-1 and when they are about to reach the underside of the endless moving belt 101-1, separate from the main cable handrail rope 105, the pinch roller guide groove assembly 104 being located inside the clamp support assembly 101.
The puck guide slot assembly 104 includes a puck guide slot 104-1, the spring puck 112 is positioned in the puck guide slot 104-1, and the spring puck 112 rotates within the puck guide slot 104-1 and along the puck guide slot 104-1. The pinch roller guide groove 104-1 is also generally elliptical, but the bottoms of the two sides of the pinch roller guide groove 104-1 protrude downward to form a protruding portion 104-2, and the spring pinch roller 112 will be restricted from moving downward along the protruding portion 104-2 of the pinch roller guide groove 104-1 by the pinch roller guide groove 104-1 until it reaches this point. The spring wheel 112 is connected to a clamping unit of the clamping jaw 102-1 by a connecting frame 113, and when the spring wheel 112 runs downwards through the protruding part 104-2, the clamping unit is pulled by the connecting frame 113, so that the clamping jaw 102-1 is opened. The protrusion 104-2 at the bottom of the front side of the pinch roller guide groove 104-1 enables the clamping jaw 102-1 to open, so that the clamping jaw 102-1 can be conveniently opened to be in clamping connection with the main cable handrail rope 105, the protrusion 104-2 at the bottom of the rear side of the pinch roller guide groove 104-1 enables the clamping jaw 102-1 to open, so that the clamping jaw 102-1 can be conveniently opened to be separated from the main cable handrail rope 105, and the clamping device 102 can automatically loosen and clamp the main cable handrail rope 105 in the walking process through the pinch roller guide groove assembly 104.
The hold-down spring 111 is connected between the connecting frame 113 and the mounting base of the clamping jaw 102-1. When the clamping jaw 102-1 clamps the main cable handrail 105, the compression spring 111 can provide a certain clamping force for the clamping jaw 102-1, so that enough friction force exists between the clamping jaw 102-1 and the main cable handrail 105, and the clamping jaw 102-1 can reliably clamp the main cable handrail 105 without slipping.
When the clamp 102 rotates to a position close to the main cable handrail 105, the shape of the pinch roller guide groove 104-1 and the distance between the pinch roller guide groove 104-1 and the clamp 102 will change, and under the action of the pinch roller guide groove 104-1 and the protruding part 104-2 thereof, the spring pinch roller 112 will drive the clamping jaw 102-1 to open and then automatically clamp the steel wire rope; conversely, when the clamp 102 rotates to a position far away from the main cable handrail 105, the clamping jaw 102-1 will automatically release the main cable handrail 105 under the driving of the spring pressing wheel 112 along with the change of the shape of the guide groove of the guide wheel 109. In addition, the clamping force of the clamping jaw 102-1 may also be adjusted by adjusting the distance between the puck guide slot 104-1 and the clamp 102.
In this embodiment, the main cable handrail 105 is a steel wire.
The annular movement belts 101-1 on the two sides of the walking device can be driven coaxially by adopting a speed reduction motor with a double output shaft, and can be driven independently and synchronously by adopting two motors.
The main cable handrail rope traveling device has the advantages that continuous traveling can be realized, the main cable handrail rope 105 can be clamped by the clamp 102 connected to the lower side of the chain or the synchronous belt, the clamp 102 on the main cable handrail rope is driven to circularly and alternately climb the main cable handrail rope 105 by rotating the chain or the synchronous belt, and the frame 103 and the clamp 102 perform relative motion, so that the whole car moves forwards, and the uninterrupted traveling of the whole car along the main cable handrail rope 105 is realized. In the walking process, the whole vehicle cannot contact with the main cable 107, so that the surface protection layer and wrapping belt of the main cable 107 cannot be damaged in the walking process. In addition, the walking device can directly pass through the handrail rope clamp without modifying the handrail rope clamp.
The traveling device can be provided with a manned operation platform to serve as manned maintenance equipment, can be provided with intelligent detection equipment to serve as an intelligent detection carrier, can realize separation of inspection and maintenance operation, can improve inspection efficiency and inspection frequency of a main cable and auxiliary facilities thereof, can regularly and systematically carry out fixed-point maintenance on detected diseases, and has important significance for realizing scientific maintenance of the main cable and the auxiliary facilities thereof.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (9)
1. Main cable handrail rope running gear that can stride across handrail rope support, its characterized in that:
the clamp comprises a clamp supporting assembly and a clamp, wherein the clamp supporting assembly is used for connecting a frame;
The clamp support assembly comprises an annular moving belt, the annular moving belt can circularly run, the clamp comprises a plurality of clamping jaws which are connected to the annular moving belt at intervals, the clamping jaws are connected with a control mechanism, the control mechanism is used for controlling the opening and closing of the clamping jaws, when the clamping jaws rotate to the lower side of the annular moving belt, the clamping jaws can be clamped on a main cable handrail rope, and when the clamping jaws are about to leave the lower side of the annular moving belt, the clamping jaws can be separated from the main cable handrail rope.
2. The main cable handrail rope running gear of claim 1, wherein the main cable handrail rope running gear is capable of crossing a handrail rope support, and is characterized in that:
The clamping jaw is connected with a guide wheel, the guide wheel is positioned in an annular guide groove on the clamp supporting assembly, the shape of the annular guide groove is the same as that of the annular moving belt, and the guide wheel rotates in the annular guide groove along with the circulating operation of the annular moving belt.
3. The main cable handrail rope running gear of claim 1, wherein the main cable handrail rope running gear is capable of crossing a handrail rope support, and is characterized in that:
The clamping jaw comprises two clamping units which are symmetrically arranged, a clamping opening is formed between the two clamping units and used for clamping the main cable handrail rope.
4. A main cable handrail rope running gear capable of crossing a handrail rope support according to claim 3, characterized in that:
The control mechanism comprises a pinch roller guide groove assembly, and the pinch roller guide groove assembly is positioned at the inner side of the clamp supporting assembly;
The pinch roller guide slot assembly comprises pinch roller guide slots, bottoms of two sides of each pinch roller guide slot are protruded downwards to form protruding portions, a plurality of pinch rollers are installed in each pinch roller guide slot, each pinch roller is connected with one clamping unit of each clamping jaw through a connecting frame, and when the pinch roller passes through the protruding portions, the clamping units are pulled to enable the clamping jaws to open.
5. The main cable handrail rope running gear of claim 4, wherein the main cable handrail rope running gear is characterized by:
And a compression spring is connected between the connecting frame and the mounting seat of the clamping jaw and used for providing clamping force for the clamping jaw.
6. The main cable handrail rope running gear of claim 4, wherein the main cable handrail rope running gear is characterized by:
Two the main cable handrail rope's top has been arranged respectively one anchor clamps supporting component, every anchor clamps are all connected on the anchor clamps supporting component, every anchor clamps supporting component's inboard corresponds and sets up one the pinch roller guide way subassembly, the frame is located anchor clamps supporting component with the top of pinch roller guide way subassembly, anchor clamps supporting component pinch roller guide way subassembly with the frame is connected through the main shaft.
7. The main cable handrail rope running gear of any one of claims 1-6, wherein the main cable handrail rope running gear is capable of crossing a handrail rope support, and is characterized in that:
the endless moving belt drives the endless moving belt to circularly operate through a driving device.
8. The main cable handrail rope running gear of any one of claims 1-6, wherein the main cable handrail rope running gear is capable of crossing a handrail rope support, and is characterized in that:
the annular movement belt adopts a chain or a synchronous belt.
9. The main cable handrail rope running gear of any one of claims 1-6, wherein the main cable handrail rope running gear is capable of crossing a handrail rope support, and is characterized in that:
The annular movement belt is elliptical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322997710.3U CN221072286U (en) | 2023-11-06 | 2023-11-06 | Main cable handrail rope running gear capable of crossing handrail rope support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322997710.3U CN221072286U (en) | 2023-11-06 | 2023-11-06 | Main cable handrail rope running gear capable of crossing handrail rope support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221072286U true CN221072286U (en) | 2024-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322997710.3U Active CN221072286U (en) | 2023-11-06 | 2023-11-06 | Main cable handrail rope running gear capable of crossing handrail rope support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221072286U (en) |
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2023
- 2023-11-06 CN CN202322997710.3U patent/CN221072286U/en active Active
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