CN219619076U - Trolley for turning around tunnel vehicle - Google Patents
Trolley for turning around tunnel vehicle Download PDFInfo
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- CN219619076U CN219619076U CN202320404895.XU CN202320404895U CN219619076U CN 219619076 U CN219619076 U CN 219619076U CN 202320404895 U CN202320404895 U CN 202320404895U CN 219619076 U CN219619076 U CN 219619076U
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Abstract
The utility model discloses a tunnel vehicle turning trolley which comprises an approach bridge, a base, a rotary bearing, a rotary driving mechanism, a riding wheel, a turning platform and a turning control rod, wherein the front end and the rear end of the base are respectively overlapped with the approach bridge, the base is connected with the turning platform through the rotary bearing, the rotary driving mechanism is fixedly arranged on the base to drive the rotary bearing to act, an arc-shaped track is rigidly connected below the turning platform, the riding wheel is arranged on the base in the arc direction corresponding to the arc-shaped track, the turning platform is supported on the riding wheel through the arc-shaped track, the center of a circle where the arc-shaped track is positioned is concentric with the center of the rotary bearing, the approach bridge is matched with the turning platform to form a vehicle channel, and the turning control rod for controlling the rotary driving mechanism is respectively arranged at the front end and the rear end of the turning platform. The utility model adopts a modularized structure, the equipment can be assembled, disassembled and transported quickly, the trolley is convenient to move, and the turning operation efficiency of the vehicle can be improved.
Description
Technical Field
The utility model relates to tunnel traffic passing equipment, in particular to a vehicle rotating u-turn trolley in tunnel passing.
Background
The tunnel construction adopting trackless transportation is narrow and small because of the tunnel space, and the construction vehicle can only dig section or face and turn around, and the distance is farther and lead to the construction vehicle to need increase the travel distance, just so increased the cost of transportation, reduced transport efficiency, the extra exhaust gas who discharges of vehicle pollutes tunnel environment and is unfavorable for tunnel construction simultaneously.
In the prior art, in Chinese patent publication No. CN205524177U, in 2016, 08 and 31, a device for turning around a construction vehicle in a tunnel is disclosed, which comprises a supporting plate, an excavator chassis and a control cabinet; the chassis of the excavator comprises a supporting device, a rotating device and two crawler beams; the rotating device is fixed on the supporting device; the crawler beams are fixed on the left side and the right side of the supporting device, and each crawler beam is provided with a crawler; the chassis of the excavator is electrically connected to the control cabinet; the supporting plate is fixed on a slewing device of the chassis of the excavator.
However, the above prior art has the following disadvantages: 1, because the turning platform moves once every construction 100 meters in average in tunnel construction, the moving times are small, and the cost of independently configuring the moving mechanism on the platform is high and uneconomical. 2, the external dimension of the U-turn platform can be increased by independently configuring the moving mechanism, and the normal construction can be adversely affected in a narrow tunnel.
Disclosure of Invention
The utility model aims to overcome the problems in the prior art and provide a turning trolley for a tunnel vehicle. The utility model adopts a modularized structure, the equipment can be assembled, disassembled and transported quickly, the trolley occupies small space and is convenient to move, and the turning operation efficiency of the vehicle can be improved.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a tunnel vehicle platform truck of turning around which characterized in that: the steering device comprises a steering bridge, a base, a slewing bearing, a slewing driving mechanism, a riding wheel, a steering platform and a steering control rod, wherein the front end and the rear end of the base are respectively connected with the steering bridge in a lap joint mode, the base is connected with the steering platform through the slewing bearing, the slewing driving mechanism is fixedly arranged on the base to drive the slewing bearing to act, an arc-shaped track is rigidly connected below the steering platform, the riding wheel is arranged in the arc-shaped direction corresponding to the arc-shaped track on the base, the steering platform is supported on the riding wheel through the arc-shaped track, the circle center of a circle where the arc-shaped track is located is concentric with the center of the slewing bearing, the steering bridge and the steering platform are matched to form a vehicle channel, and the steering control rod for controlling the slewing driving mechanism is respectively arranged at the front end and the rear end of the steering platform.
The two groups of the U-turn platforms are respectively arranged on the left side and the right side of the base in the transverse direction, and the two groups of the U-turn platforms are rigidly connected through the connecting beam.
The turning platform is rigidly connected to the inner ring of the slewing bearing, and the front end and the rear end of the turning platform are respectively provided with a turning control rod corresponding to the cab position of the turning vehicle.
The bridge approach is four groups, two groups are symmetrically arranged at the front end and the rear end of the base, the tip end of each group of bridge approach is lapped on the ground, and the other end of each group of bridge approach is placed on convex grooves arranged at two ends of the base through grooves arranged on the bridge approach.
The two arc-shaped tracks are symmetrically arranged on the lower bottom surface of the U-turn platform by taking the center of the slewing bearing as the center.
The number of the riding wheels is six, and three sets of riding wheels are correspondingly arranged on each arc-shaped track.
The base is placed on the ground, and the middle part of the base is fixedly connected with the outer ring of the slewing bearing.
The rotary driving mechanism comprises a driving motor and driving teeth arranged on an output shaft of the driving motor, the driving motor is fixedly arranged on the base, and the driving teeth are meshed with gears arranged on an inner ring of the rotary bearing.
The rotary driving mechanism drives the turning platform to rotate 180 degrees on the base through the rotary bearing.
The utility model has the advantages that:
1. the utility model has compact structure, high integration level, strong bearing capacity, reliable and durable mechanism and small occupied space, and is beneficial to being used in a narrow tunnel.
2. The on-site installation becomes 5 groups of rigid modules, namely 4 groups of bridge approach modules and 1 group of middle modules consisting of a base, a slewing bearing, a slewing driving mechanism, a riding wheel, a turning platform and a turning control rod, wherein the maximum weight of each group is lower than 8 tons, the whole weight is lower than 16 tons, and the middle trucks with 10 tons of truck cranes commonly configured in construction units can be utilized for rapid transportation and installation in tunnels.
3. The utility model adopts a modularized structure, has low purchase cost without configuring an independent travelling mechanism, can realize the rapid assembly of each module on a construction site by utilizing the existing equipment of a construction unit, is convenient for the rapid disassembly and transportation of each module after the construction is finished, and has high operation efficiency.
Drawings
FIG. 1 is a side view of the utility model in use;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a schematic diagram illustrating the rotation of the U-turn platform of the present utility model during operation;
marked in the figure as: 1. the device comprises an approach bridge, 2, a base, 3, a slewing bearing, 4, a slewing driving mechanism, 5, riding wheels, 6, a turning platform, 7, a turning control rod, 8 and a turning vehicle.
Detailed Description
Example 1
The utility model provides a tunnel vehicle platform truck of turning around, including approach bridge 1, the base 2, swivel bearing 3, gyration actuating mechanism 4, riding wheel 5, platform 6 and the control lever 7 of turning around, the front end and the rear end of base 2 overlap joint respectively have approach bridge 1, base 2 is connected with platform 6 of turning around through swivel bearing 3, gyration actuating mechanism 4 is fixed to be set up and is used for driving swivel bearing 3 action on base 2, platform 6 below rigid connection has the arc track of turning around, the corresponding arc track's on the base 2 arc direction sets up riding wheel 5, platform 6 of turning around passes through the arc track and supports on riding wheel 5, the centre of a circle at the arc place circle of arc track is concentric with the centre of swivel bearing 3, approach bridge 1 and platform 6 cooperation of turning around form the vehicle passageway, platform 6 front end and rear end of turning around are provided with the control lever 7 of turning around that is used for controlling gyration actuating mechanism 4 respectively.
The two groups of the U-turn platforms 6 are respectively arranged on the left side and the right side along the transverse direction of the base 2, and the two groups of the U-turn platforms 6 are rigidly connected through connecting beams. The connecting beam can be an arc-shaped track or can be independently arranged.
The turning platform 6 is rigidly connected to the inner ring of the slewing bearing 3, and a turning control rod 7 is arranged at the front end and the rear end of the turning platform 6 and corresponds to the cab position of the turning vehicle 8.
The bridge approach 1 is four groups, two groups are symmetrically arranged at the front end and the rear end of the base 2, the tip of each group of bridge approach 1 is lapped on the ground, and the other end of each group of bridge approach 1 is placed on convex grooves arranged at two ends of the base 2 through grooves arranged on the bridge approach 1.
The two arc-shaped tracks are symmetrically arranged at the center of the rotary bearing 3 and rigidly connected to the lower bottom surface of the U-turn platform 6.
The number of the riding wheels 5 is six, and each arc-shaped track is correspondingly provided with three sets of riding wheels 5, so that the riding wheels are of a preferable structure, and the riding wheels are not limited to six sets in implementation and application.
The base 2 is placed on the ground, and the middle part of the base 2 is fixedly connected with the outer ring of the slewing bearing 3.
The rotary driving mechanism 4 comprises a driving motor and driving teeth arranged on an output shaft of the driving motor, the driving motor is fixedly arranged on the base, and the driving teeth are meshed with gears arranged on the inner ring of the rotary bearing 3.
The rotary driving mechanism 4 drives the turning platform 6 to rotate 180 degrees on the base 2 through the rotary bearing 3.
Example 2
The structure and principles of the present utility model are further described in this embodiment with reference to the drawings.
As shown in fig. 1-3, a tunnel vehicle u-turn trolley comprises 4 groups of approach bridges 1; a group 1 of bases 2;1 set of slewing bearing 3;1 set of rotary driving mechanism 4;6 sets of riding wheels 5; a group 2U-turn platform 6;2 control rods 7 for turning around.
The bridge approach 1 is divided into 4 groups, and is divided into front and rear ends, each end is symmetrically arranged at the left side and the right side, the tip of each group of bridge approach 1 is lapped on the ground, and the other end of each group of bridge approach 1 is placed on convex grooves arranged at two ends of the base 2 through grooves arranged on the bridge approach 1.
The base 2 is 1 group, and base 2 is placed in ground, and the left and right sides of front and back end is through the tongue fixedly connected with 4 group's approach bridge 1 that set up, is provided with 3 riding wheels 5 respectively along the arc in the front and back of base 2, and the middle part of base 2 and the outer lane fixed connection of 1 slewing bearing 3 still are provided with 1 set of rotation actuating mechanism 4.
The rotary bearing 3 is 1 set, the outer ring is fixedly connected with the base 2, the inner ring is rigidly connected with 2 sets of symmetrically arranged turning platforms 6, and the inner ring is also provided with a gear meshed with the driving teeth of the 1 set of rotary driving mechanism 4.
The rotary driving mechanism 4 is 1 sleeve, is arranged on the base 2, and the driving teeth of the rotary driving mechanism 4 are meshed with the gear arranged on the inner ring of the rotary bearing 3
The riding wheels 5 are 6 sets, are divided into 2 sets according to the front and back, and are respectively arranged at the corresponding positions of the base 2 in 3 sets.
The U-turn platforms 6 are 2 groups, the left side and the right side are respectively connected with each other through connecting beams arranged on the left side and the right side, each group of U-turn platforms 6 is connected with the inner ring of the 1 slewing bearing 3 in a rigid mode, an arc-shaped track is arranged below the U-turn platforms 6 and is supported on the riding wheels 5, and the front end and the rear end of the U-turn platforms 6 are respectively provided with 1U-turn control rod 7 corresponding to the cab position of the U-turn vehicle 8.
The number of the turning control rods 7 is 2, the turning control rods are arranged at the front end and the rear end of the turning platform 6, each end is 1, each turning control rod 7 is provided with 1 rotary button, and the rotary driving mechanism 4 is controlled to act through the rotary buttons. The specific manner of controlling the operation of the swing driving mechanism by the swing button is the same as that of the prior art, and is not described here.
The working principle of the utility model is as follows:
during tunnel construction, a trolley is arranged at a position where a vehicle turns around through a truck provided with a 10-ton truck crane, the vehicle is stopped after the turning around vehicle is started to turn around a platform, a driver presses a button on a turning around control rod, a rotary driving mechanism is controlled to start to drive a rotary bearing, the turning around platform and the vehicle on the turning around platform are driven to rotate 180 degrees through the rotary bearing, and then the vehicle is automatically stopped, and the driver drives the vehicle to leave. When the vehicle turning trolley needs to be moved to another position, 1 truck with 10 tons of truck cranes is driven to the side of the trolley, 4 groups of bridge approach modules and 1 group of middle modules are respectively lifted by the truck cranes and are placed on a container, the truck cranes are transported to the position needing to be installed, the middle modules are firstly lifted down and placed in the middle of a tunnel, and the vehicle turning operation can be carried out after the 4 groups of bridge approach modules are respectively lifted and connected with a power supply.
Claims (9)
1. The utility model provides a tunnel vehicle platform truck of turning around which characterized in that: including approach bridge (1), base (2), slewing bearing (3), rotation actuating mechanism (4), riding wheel (5), platform (6) and the control rod (7) of turning around, the front end and the rear end of base (2) overlap joint respectively have approach bridge (1), base (2) are connected with platform (6) of turning around through slewing bearing (3), rotation actuating mechanism (4) are fixed to be set up and drive slewing bearing (3) action on base (2), the below rigid connection of platform (6) of turning around has the arc track, the arc direction that corresponds the arc track on base (2) sets up riding wheel (5), platform (6) of turning around is supported on riding wheel (5) through the arc track, the centre of a circle of arc place circle of arc track is concentric with the centre of slewing bearing (3), approach bridge (1) and platform (6) of turning around cooperate and form the vehicle passageway, platform (6) front end and rear end of turning around are provided with respectively and are used for controlling control rod (7) of turning around of slewing actuating mechanism (4).
2. The tunnel vehicle turn-around dolly of claim 1, wherein: the two groups of the U-turn platforms (6) are respectively arranged on the left side and the right side of the base (2) in the transverse direction, and the two groups of the U-turn platforms (6) are rigidly connected through connecting beams.
3. The tunnel vehicle turn-around dolly of claim 2, wherein: the U-turn platform (6) is rigidly connected to the inner ring of the slewing bearing (3), and a U-turn control rod (7) is arranged at the front end and the rear end of the U-turn platform (6) corresponding to the cab position of the U-turn vehicle (8).
4. A tunnel vehicle u-turn trolley according to claim 1, 2 or 3, characterized in that: the bridge approach device is characterized in that the bridge approach devices (1) are four groups, two groups are symmetrically arranged at the front end and the rear end of the base (2) respectively, the tip of each group of the bridge approach devices (1) is lapped on the ground, and the other end of each group of the bridge approach devices is placed on convex grooves formed in the two ends of the base (2) through grooves formed in the bridge approach devices (1).
5. The tunnel vehicle turn-around dolly of claim 4 wherein: the two arc-shaped tracks are symmetrically arranged on the lower bottom surface of the U-turn platform (6) by taking the center of the rotary bearing (3) as the center.
6. The tunnel vehicle turn-around dolly of claim 5, wherein: the number of the riding wheels (5) is six, and three sets of riding wheels (5) are correspondingly arranged on each arc-shaped track.
7. The tunnel vehicle turn-around dolly of claim 6 wherein: the base (2) is placed on the ground, and the middle part of the base (2) is fixedly connected with the outer ring of the slewing bearing (3).
8. The tunnel vehicle turn-around dolly of claim 7, wherein: the rotary driving mechanism (4) comprises a driving motor and driving teeth arranged on an output shaft of the driving motor, the driving motor is fixedly arranged on the base (2), and the driving teeth are meshed with gears arranged on the inner ring of the rotary bearing (3).
9. The tunnel vehicle turn-around dolly of claim 8 wherein: the rotary driving mechanism (4) drives the turning platform (6) to rotate 180 degrees on the base (2) through the rotary bearing (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320404895.XU CN219619076U (en) | 2023-03-07 | 2023-03-07 | Trolley for turning around tunnel vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320404895.XU CN219619076U (en) | 2023-03-07 | 2023-03-07 | Trolley for turning around tunnel vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219619076U true CN219619076U (en) | 2023-09-01 |
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ID=87794498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320404895.XU Active CN219619076U (en) | 2023-03-07 | 2023-03-07 | Trolley for turning around tunnel vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219619076U (en) |
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2023
- 2023-03-07 CN CN202320404895.XU patent/CN219619076U/en active Active
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