CN216275215U - Running gear of split type inspection car - Google Patents
Running gear of split type inspection car Download PDFInfo
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- CN216275215U CN216275215U CN202121917792.0U CN202121917792U CN216275215U CN 216275215 U CN216275215 U CN 216275215U CN 202121917792 U CN202121917792 U CN 202121917792U CN 216275215 U CN216275215 U CN 216275215U
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- driving assembly
- driving
- split type
- walking
- inspection vehicle
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Abstract
The utility model relates to the technical field of bridge inspection equipment, and aims to solve the problems of large structural risk, inconvenience in installation or replacement and maintenance, low working efficiency and high comprehensive cost of the conventional travelling mechanism; the traveling mechanism comprises a left driving component and a right driving component which are arranged oppositely, and a connecting shaft and a braking device are arranged between the left driving component and the right driving component; the beneficial effects are that: the left and right split type structure is adopted for assembly, the driving assembly and the right driving assembly are fixedly connected through the connecting shaft and the braking mechanism to form a whole, the structure is simple and reliable, the structural safety of the gantry crane walking trolley is greatly improved compared with the prior art, the integral type walking mechanism is simplified in structural form, the gantry crane walking trolley is convenient to mount, dismount and maintain, the weight and the cost of the walking mechanism are greatly reduced, the working efficiency is high, and the comprehensive cost is low.
Description
Technical Field
The utility model relates to the technical field of bridge inspection equipment, in particular to a walking mechanism of a split type inspection vehicle.
Background
A bridge inspection operation vehicle is a special vehicle suitable for disease maintenance and preventive inspection operation of large and medium bridges. The main function is to carry out comprehensive inspection, repair (paint, sandblast, installation, dismantlement) to each structure below the bridge, including detecting bridge girder bottom crack and full-bridge support inspection maintenance, also can install and maintain underbridge pipeline and cable, provides the guarantee for bridge safety. The inspection trolley that uses at present is mostly suspension type inspection car, and this kind of inspection car is installed on the track under the bridge body below or the roof beam body edge of a wing, realizes the safety monitoring to the full-bridge. The inspection vehicle travelling mechanism mainly adopts two forms of a gantry crane travelling trolley and an integrated travelling mechanism, a truss of the inspection vehicle is sleeved in a portal frame, and the portal frame is suspended on a beam bottom track through the travelling mechanism.
In the two traveling mechanisms of the structure inspection vehicle, the gantry crane traveling trolley is of a split structure, the traveling wheel bearing surface is narrow, the supporting pin shaft is small, the left driving assembly connecting shaft and the right driving assembly connecting shaft are both small screw rods, derailment accidents can be caused in sudden accidents, the structure risk is large, the gantry crane traveling trolley is mainly designed for carrying cargo, and the gantry crane traveling trolley is large in structural risk when being used for the traveling mechanism of a beam bottom inspection vehicle; the integral type running gear is welded fastening because controlling the wallboard, and the rail can only alternate in running gear in advance at the bottom of the beam, and the inspection car hoist and mount fixed rail at the bottom of the beam again after targetting in place, and the walking wheel is changed simultaneously, the maintenance is also extremely inconvenient, and work efficiency is low, and the comprehensive cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a walking mechanism of a split type inspection vehicle, and aims to solve the problems of high structural risk, inconvenience in installation or replacement and maintenance, low working efficiency and high comprehensive cost of the existing walking mechanism.
The embodiment of the utility model is realized by the following steps:
a walking mechanism of a split type inspection vehicle is suspended on a rail at the bottom of a beam through walking wheels and is connected with a driving device and a braking device, and the driving device and the braking device are respectively used for driving and braking the walking mechanism;
the walking mechanism comprises a driving assembly and a driving assembly, wherein the driving assembly and the driving assembly are oppositely arranged, and a connecting shaft and a braking device are arranged between the driving assembly and the driving assembly.
The travelling mechanism of the split type inspection vehicle is assembled by adopting a left split type structure and a right split type structure, and the left driving component and the right driving component are connected into a whole through the connecting shaft and the braking mechanism, so that the whole travelling mechanism is simple and reliable in structure, complete in function and capable of meeting construction requirements; compared with the conventional gantry crane travelling trolley, the travelling mechanism has the advantages that the structural safety is greatly improved, the travelling mechanism is simplified in structural form through modular organization compared with the conventional integrated travelling mechanism, is convenient to install and disassemble, is very convenient for subsequent maintenance, greatly reduces the weight and cost of the travelling mechanism, and is high in working efficiency and low in comprehensive cost.
When the beam bottom is hoisted, the left driving assembly and the right driving assembly can be fixed through three guide bolts arranged on two sides of a portal frame mounting lug plate respectively, when the inspection vehicle is hoisted in place, the left driving assembly and the right driving assembly slide to the beam bottom track mounting position through the auxiliary guide bolts, the connecting shaft penetrates between the left driving assembly and the right driving assembly, the connecting shaft and nuts at two ends of the pin shaft are locked, the braking device is installed at the same time, and the auxiliary guide bolts are removed at last.
The utility model well solves a series of problems brought by the running mechanism and the installation mode of the prior inspection vehicle, the width of the bearing surface of the running wheel, the thickness of the side wall plate, the size of the bearing pin shaft and the size of the connecting pin shaft are all designed in a strengthening way, the structural safety is greatly improved, simultaneously, the left and the right of the driving assembly can be installed and disassembled in a sliding way through the auxiliary guide bolt, and the convenience in the installation and the maintenance of the inspection vehicle is greatly improved.
In one embodiment:
the brake device comprises a hand brake mechanism, and the hand brake mechanism is connected between the left side of the driving assembly and the right side of the driving assembly.
In one embodiment:
the driving device comprises a hand driving mechanism and a speed reducing motor, the hand driving mechanism is installed on the left side face of the driving assembly, and the speed reducing motor is installed on the right side face of the driving assembly.
In one embodiment: the speed reduction motor and the hand driving mechanism can drive all the walking wheels independently.
In one embodiment:
a transmission device is arranged between the left driving assembly and the right driving assembly of the travelling mechanism and comprises a left transmission half shaft and a right transmission half shaft, and splines are sleeved and connected between the left transmission half shaft and the right transmission half shaft.
In one embodiment:
the hand driving mechanism drives the left side of the transmission half shaft through the transmission of the gear in the same body, and the speed reducing motor directly drives the right side of the transmission half shaft.
In one embodiment:
the walking wheels are provided with walking gears and are driven to transmit through the driving gears on the left side of the transmission half shaft and the right upper side of the transmission half shaft.
In one embodiment:
the walking mechanism is hinged on the portal frame through a pin shaft.
And the walking mechanism is hinged on the portal frame through a shaft pin and then fixed through a round nut.
In one embodiment:
and the left driving component and the right driving component are slidably mounted in place through auxiliary guide bolts on the portal frame mounting lug plate, and finally the auxiliary guide bolts are dismounted.
The driving assembly left side, the driving assembly right side is fixed through installing the supplementary guide bolt on portal frame installation otic placode respectively, when the inspection car hoists the beam bottom installation position, the driving assembly left side and the driving assembly right side slide to the centre through supplementary guide bolt respectively, transmission semi-axis left side and transmission semi-axis right side noose, the driving assembly left side, the upper right portion of driving assembly passes through the connecting axle and controls the connection, lock nut is fixed, its lower part is articulated with portal frame installation otic placode through the round pin axle, round nut is fixed, the supplementary guide bolt of portal frame installation otic placode both sides is demolishd to the inspection car installation back that finishes.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
the travelling mechanism of the split type inspection vehicle is assembled by adopting a left split type structure and a right split type structure, and the left driving component and the right driving component are connected into a whole through the connecting shaft and the braking mechanism, so that the whole travelling mechanism is simple and reliable in structure, complete in function and capable of meeting construction requirements; compared with the conventional gantry crane travelling trolley, the travelling mechanism has the advantages that the structural safety is greatly improved, the travelling mechanism is simplified in structural form through modular organization compared with the conventional integrated travelling mechanism, is convenient to install and disassemble, is very convenient for subsequent maintenance, greatly reduces the weight and cost of the travelling mechanism, and is high in working efficiency and low in comprehensive cost.
The utility model well solves a series of problems brought by the running mechanism and the installation mode of the prior inspection vehicle, the width of the bearing surface of the running wheel, the thickness of the side wall plate, the size of the bearing pin shaft and the size of the connecting pin shaft are all designed in a strengthening way, the structural safety is greatly improved, simultaneously, the left and the right of the driving assembly can be installed and disassembled in a sliding way through the auxiliary guide bolt, and the convenience in the installation and the maintenance of the inspection vehicle is greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of a travelling mechanism of the split inspection vehicle.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a schematic structural diagram of the walking mechanism of the split inspection vehicle provided by the utility model when the gantry is installed.
Fig. 4 is a schematic structural diagram of the walking mechanism of the split inspection vehicle of the utility model after the installation on the gantry is completed.
Icon: 1. a driving component left; 1-1, driving a gear; 1-2, walking wheels; 2. the driving component is right; 3. a reduction motor; 4. a hand brake mechanism; 5. a pin shaft; 6. a hand drive mechanism; 7. a connecting shaft; 8. the transmission half shaft is arranged on the left side; 9. the transmission half shaft is right; 10. a gantry; 10-1, mounting an ear plate; 11. locking the nut; 12. an auxiliary guide bolt; 13. a round nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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 invention.
Example 1
As shown in fig. 1-2, the present embodiment provides a traveling mechanism of a split inspection vehicle, the traveling mechanism is suspended on a track at the bottom of a beam by traveling wheels 1-2, the traveling mechanism includes a left driving assembly 1 and a right driving assembly 2, which are arranged oppositely, and a connecting shaft 7 and a braking device are arranged between the left driving assembly 1 and the right driving assembly 2, specifically, the left traveling wheel 1-2 is connected with the left driving assembly 1, the right traveling wheel 1-2 is connected with the right driving assembly 2, two connecting shafts 7 are arranged between the left driving assembly 1 and the right driving assembly 2, and then the two connecting shafts are fixed by locking nuts 11.
The traveling mechanism is connected with a driving device and a braking device, and the driving device and the braking device are respectively used for driving and braking the traveling mechanism.
Drive arrangement includes hand actuating mechanism 6 and gear motor 3, hand actuating mechanism 6 install in the lateral surface of drive assembly left side 1, gear motor 3 install in the lateral surface of drive assembly right side 2, gear motor 3 with hand actuating mechanism 6 homoenergetic drives alone all walking wheel 1-2.
The hand driving mechanism 6 with transmission semi-axis left 8 is connected, gear motor 3 with transmission semi-axis right 9 is connected, hand driving mechanism 6 with gear motor 3 is through transmission semi-axis left 8 and the transmission semi-axis right 9 noose transmission, hand driving mechanism 6 is through the transmission drive of consubstantial gear transmission semi-axis left 8, gear motor 3 direct drive transmission semi-axis right 9.
The walking wheels 1-2 are provided with walking gears, and the walking wheels 1-2 drive the walking gears to transmit through the driving gears 1-1 on the left 8 and the right 9 of the transmission half shaft respectively.
The brake equipment includes hand brake arrestment mechanism 4, hand brake arrestment mechanism 4 through the support connect in drive assembly left side 1 with between the drive assembly right side 2. The left driving assembly 1 and the right driving assembly 2 are connected through the connecting shaft 7 and the hand brake mechanism 4 respectively to form an integral walking mechanism.
The whole set of travelling mechanism is hinged on a portal frame 10 through a pin shaft 5 and then fixed through a round nut 13. The width of the bearing surface of the travelling wheel 1-2, the thickness of the side wall plate, the size of the bearing pin shaft 5 and the size of the connecting pin shaft 5 are all designed in a strengthening way, and the structural safety is greatly improved. Specifically, the width of the bearing surface of the travelling wheel 1-2 is 65mm, and the diameter of the connecting shaft 7 is 40 mm.
As shown in figure 3, when the inspection vehicle is installed, a left driving assembly 1 and a right driving assembly 2 are respectively fixed through auxiliary guide bolts 12 installed on a portal frame installation lug plate 10-1, when the inspection vehicle is hoisted to a beam bottom installation position, the left driving assembly 1 and the right driving assembly 2 respectively slide towards the middle through the auxiliary guide bolts 12, a left transmission half shaft 8 is sleeved with a right transmission half shaft 9, the upper parts of the left driving assembly 1 and the right driving assembly 2 are connected left and right through a connecting shaft 7, locking nuts 11 are fixed, the lower parts of the left driving assembly and the right driving assembly are hinged with the portal frame installation lug plate 10-1 through pin shafts 5, round nuts 13 are fixed, and the auxiliary guide bolts 12 on two sides of the portal frame installation lug plate 10-1 are removed after the inspection vehicle is installed.
Fig. 4 shows a schematic structural diagram of the walking mechanism of the split inspection vehicle according to the utility model when the installation on the gantry is completed.
In conclusion, the inspection vehicle disclosed by the utility model adopts a split type travelling mechanism, so that three problems of the beam bottom inspection vehicle are solved:
(1) compared with the conventional gantry crane travelling trolley, the travelling mechanism has the advantages that the structural safety is greatly improved;
(2) the left driving assembly and the right driving assembly can be installed and disassembled in a sliding mode through auxiliary guide bolts arranged on the portal frame, and convenience in installation and maintenance of the inspection vehicle is greatly improved;
(3) the running mechanism is organized in a modular mode, the structural form is simplified compared with that of the prior integrated running mechanism, and the weight and the cost of the running mechanism are greatly reduced.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a running gear of split type inspection car which characterized in that:
the walking mechanism is suspended on a track at the bottom of the beam through walking wheels (1-2), the walking mechanism is connected with a driving device and a braking device, and the driving device and the braking device are respectively used for driving and braking the walking mechanism;
the walking mechanism comprises a driving assembly left side (1) and a driving assembly right side (2), the driving assembly left side (1) and the driving assembly right side (2) are arranged oppositely, and a connecting shaft (7) and a braking device are arranged between the driving assembly left side and the driving assembly right side.
2. The running gear of the split type inspection vehicle of claim 1, characterized in that:
the brake equipment includes hand brake arrestment mechanism (4), hand brake arrestment mechanism (4) connect in drive assembly left side (1) with between the drive assembly right side (2).
3. The running gear of the split type inspection vehicle of claim 1, characterized in that:
the driving device comprises a hand driving mechanism (6) and a speed reducing motor (3), the hand driving mechanism (6) is installed on the side face of the left driving assembly (1), and the speed reducing motor (3) is installed on the side face of the right driving assembly (2).
4. The running gear of the split type inspection vehicle of claim 3, characterized in that:
the speed reducing motor (3) and the hand driving mechanism (6) can drive all the walking wheels (1-2) independently.
5. The running gear of the split type inspection vehicle of claim 3 or 4, characterized in that:
a transmission device is arranged between the left driving assembly (1) and the right driving assembly (2) of the travelling mechanism and comprises a left transmission half shaft (8) and a right transmission half shaft (9), and splines are sleeved and connected between the left transmission half shaft and the right transmission half shaft.
6. The running gear of the split type inspection vehicle of claim 5, characterized in that:
the hand driving mechanism (6) drives the left transmission half shaft (8) through the transmission of the same gear, and the speed reducing motor (3) directly drives the right transmission half shaft (9).
7. The running gear of the split type inspection vehicle of claim 6, characterized in that:
the walking wheels (1-2) are provided with walking gears, and the walking wheels (1-2) are driven to walk through the driving gears (1-1) on the left transmission half shaft (8) and the right transmission half shaft (9) respectively.
8. The running gear of the split type inspection vehicle of claim 7, characterized in that:
the traveling mechanism is hinged on the portal frame (10) through a pin shaft (5).
9. The split type inspection vehicle traveling mechanism according to claim 8, wherein:
the left driving assembly (1) and the right driving assembly (2) are slidably mounted in place through auxiliary guide bolts (12) on the portal frame mounting lug plates (10-1), and finally the auxiliary guide bolts (12) are dismounted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121917792.0U CN216275215U (en) | 2021-08-16 | 2021-08-16 | Running gear of split type inspection car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121917792.0U CN216275215U (en) | 2021-08-16 | 2021-08-16 | Running gear of split type inspection car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216275215U true CN216275215U (en) | 2022-04-12 |
Family
ID=81061294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121917792.0U Active CN216275215U (en) | 2021-08-16 | 2021-08-16 | Running gear of split type inspection car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216275215U (en) |
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2021
- 2021-08-16 CN CN202121917792.0U patent/CN216275215U/en active Active
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