CN116119536A - Tunnel hoisting equipment - Google Patents
Tunnel hoisting equipment Download PDFInfo
- Publication number
- CN116119536A CN116119536A CN202310130456.9A CN202310130456A CN116119536A CN 116119536 A CN116119536 A CN 116119536A CN 202310130456 A CN202310130456 A CN 202310130456A CN 116119536 A CN116119536 A CN 116119536A
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- Prior art keywords
- tunnel
- telescopic
- wheel body
- trolley
- lifting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a tunnel hoisting device, comprising: a door frame; the wheel body is arranged on the portal frame and can be attached to the tunnel wall so as to drive the portal frame to move along the tunnel wall; the telescopic part is used for adjusting the distance between the wheel body and the portal frame and is arranged between the portal frame and the wheel body; the lifting assembly is used for grabbing and lifting the workpiece; the traveling trolley is used for driving the lifting assembly to move forwards and backwards, the lifting assembly is arranged on the traveling trolley, and the lifting assembly can transversely move left and right relative to the traveling trolley; the control system is used for controlling the telescopic component to stretch; and the device is also used for controlling the actions of the lifting assembly and the travelling trolley. The equipment provided by the invention can directly walk on the rugged tunnel wall, can be assembled in the next step without waiting for solidification of grouting concrete, greatly improves the efficiency, and can balance the stress between each wheel body and the door frame by automatically adjusting the telescopic part through the control system, thereby improving the safety and the stability of the equipment and avoiding overturning.
Description
Technical Field
The invention relates to the field of tunnel construction equipment, in particular to tunnel hoisting equipment.
Background
At present, in the process of constructing a tunnel and splicing a box culvert by a shield method, a traditional box culvert crane is generally adopted for box culvert lifting and splicing.
In the prior art, the box culvert crane comprises a walking track, a walking mechanism, a transverse lifting mechanism and a grabbing mechanism, and is a part of the tunneling machine, so that the box culvert can be assembled while tunneling, the existing box culvert crane can only work along with the tunneling machine and cannot be separated from the tunneling machine to work independently, the requirement of the box culvert assembling construction process of a complex tunnel cannot be met, and meanwhile, a large amount of space on the tunneling machine is occupied.
In addition, in the prior art, the gantry crane is also hoisting equipment commonly used for hoisting box culverts, but most gantry cranes need to be paved with tracks, and the tire type crane has certain requirements on walking pavements and has poor environment adaptability; moreover, most lifting equipment running mechanisms are in rigid connection with the portal, and each supporting leg on uneven road surfaces can be stressed unevenly, so that the running wheels under the supporting legs are suspended, the failure risk of structural members is increased, and even the whole equipment is tilted and collapsed.
Therefore, how to improve the applicability of the tunnel hoisting device is a technical problem that needs to be solved by those skilled in the art at present.
Disclosure of Invention
The invention aims to provide tunnel lifting equipment which can be separated from a development machine system to be independently used on the tunnel wall, is convenient to operate and runs stably.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a tunnel lifting apparatus comprising:
a door frame;
the wheel body is arranged on the portal frame and can be attached to the tunnel wall so as to drive the portal frame to move along the tunnel wall;
the telescopic component is used for adjusting the distance between the wheel body and the portal frame and is arranged between the portal frame and the wheel body;
the lifting assembly is used for grabbing and lifting the workpiece;
the traveling trolley is used for driving the lifting assembly to move forwards and backwards, the lifting assembly is arranged on the traveling trolley, and the lifting assembly can transversely move left and right relative to the traveling trolley;
the control system is used for controlling the telescopic component to stretch according to the pressure value born by the telescopic component; and the lifting assembly is also used for controlling the actions of the lifting assembly and the travelling trolley.
Preferably, the device further comprises a traversing assembly, wherein the traversing assembly comprises a traversing driving component, a limiting plate and a plurality of guide wheels, one end of the traversing driving component is arranged on the travelling trolley, and the other end of the traversing driving component is connected with the lifting assembly to push the lifting assembly to traverse left and right; the guide wheels are arranged on the lifting assembly, the limiting plates are arranged on the travelling trolley, and the guide wheels are distributed on two sides of the limiting plates and used for limiting the transverse moving direction of the lifting assembly.
Preferably, the telescopic device further comprises a pressure sensor, wherein the pressure sensor is arranged between the telescopic part and the wheel body and used for acquiring a pressure value between the telescopic part and the wheel body, and the pressure sensor is connected with the control system.
Preferably, the lifting assembly comprises a lifting trolley, a slewing mechanism and a grabbing mechanism, wherein the lifting trolley is arranged on the walking trolley, the slewing mechanism is arranged between the lifting trolley and the grabbing mechanism, the grabbing mechanism is used for grabbing the workpiece, and the slewing mechanism is used for driving the grabbing mechanism to rotate.
Preferably, the telescopic component is a hydraulic cylinder or an electric pull rod; the control system is used for contracting the telescopic part until the pressure of the telescopic part is within a preset pressure range when the pressure of the telescopic part is more than or equal to a maximum preset pressure value, and elongating the telescopic part until the pressure of the telescopic part is within the preset pressure range when the pressure of the telescopic part is less than a minimum preset pressure value.
Preferably, the telescopic component is a hydraulic telescopic component, and the control system is a hydraulic control system.
Preferably, the portal comprises a track body and a plurality of supporting legs for supporting the track body, the travelling trolley is mounted on the track body, the wheel body and the telescopic part are mounted on the supporting legs, and the extending direction of the telescopic part is inclined towards the outer side of the portal relative to the supporting legs so that the travelling face of the wheel body faces the tunnel wall.
Preferably, the telescopic member further comprises a flange for connecting the telescopic member and the wheel body, and the flange is detachably arranged at one end of the telescopic member, which is away from the supporting leg.
Preferably, the leg includes a vertical portion and an inclined portion, the vertical portion of the leg being perpendicular to the rail main body, and the telescopic member is mounted inside the inclined portion of the leg.
Preferably, the connection part of the supporting leg and the track main body is provided with a reinforcing piece which is obliquely arranged; the reinforcement is a hinged oil cylinder, one end of the hinged oil cylinder is hinged with the track main body, and the other end of the hinged oil cylinder is hinged with the supporting leg.
The tunnel hoisting equipment provided by the invention comprises: a door frame; the wheel body is arranged on the portal frame and can be attached to the tunnel wall so as to drive the portal frame to move along the tunnel wall; the telescopic component is used for adjusting the distance between the wheel body and the portal frame and is arranged between the portal frame and the wheel body; the lifting assembly is used for grabbing and lifting the workpiece; the traveling trolley is used for driving the lifting assembly to move forwards and backwards, the lifting assembly is arranged on the traveling trolley, and the lifting assembly can transversely move left and right relative to the traveling trolley; the control system is used for controlling the telescopic component to stretch according to the pressure value born by the telescopic component; and the lifting assembly is also used for controlling the actions of the lifting assembly and the travelling trolley. According to the tunnel hoisting equipment provided by the invention, the workpiece is obtained by utilizing the hoisting component, the position accuracy of the workpiece is transversely moved and adjusted, the portal and the wheel body are utilized to move to a working area along the tunnel wall of the tunnel, then the travelling trolley is utilized to drive the workpiece to move to a target position, the hoisting component is utilized to finish laying the workpiece below the workpiece, the equipment can directly walk on the rugged tunnel wall, meanwhile, the next assembly can be carried out without waiting for grouting concrete to solidify, the efficiency is greatly improved, the independent working of a heading machine is realized, and the applicability is remarkably improved; and moreover, the control system can automatically adjust the telescopic components, so that the stress between each wheel body and the portal frame is balanced, the safety and stability of equipment are improved, and overturning is avoided.
In a preferred embodiment, the mast comprises a rail body and a number of legs for supporting the rail body, the travelling trolley is mounted on the rail body, the wheel body and the telescopic member are mounted on the legs, and the extension direction of the telescopic member is inclined with respect to the legs towards the outside of the mast so that the travelling face of the wheel body is directed towards the tunnel wall. Above-mentioned setting, through telescopic part's slope sets up, makes the wheel body is installed after on the telescopic part, form the contained angle between the walking face of wheel body and the horizontal plane, make this equipment need not lay the track also can walk on the wall of the cave, and can move on uneven road surface, can easily stride across road surface obstacle, operates steadily.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of one embodiment of a tunnel lifting device provided by the present invention;
FIG. 2 is a left side view of one embodiment of a tunnel lifting device provided by the present invention;
FIG. 3 is an enlarged view of a portion of a wheel body of the tunnel lifting device provided by the invention;
wherein: a portal 1; a track body 1-1; 1-2 of supporting legs; a wheel body 2; a hoisting assembly 3; lifting trolley 3-1; 3-2 parts of a steel wire rope hoist; 3-3 parts of a slewing mechanism; 3-4 of a grabbing mechanism; a travelling trolley 4; a telescopic member 5; a traversing assembly 6; a work 7; a stiffener 8.
Detailed Description
The core of the invention is to provide the tunnel hoisting equipment which can stably cross road obstacles, effectively prevent the equipment from overturning and has reliable operation.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 3, fig. 1 is a front view of an embodiment of a tunnel lifting device provided by the present invention; FIG. 2 is a left side view of one embodiment of a tunnel lifting device provided by the present invention; fig. 3 is a partial enlarged view of a traveling part in the tunnel hoisting apparatus provided by the present invention.
In this embodiment, the tunnel-lifting device includes:
a portal 1;
the wheel body 2 is arranged on the portal 1, and the wheel body 2 can be attached to the tunnel wall so as to drive the portal 1 to move along the tunnel wall;
a telescopic part 5 for adjusting the distance between the wheel body 2 and the door frame 1, the telescopic part 5 being installed between the door frame 1 and the wheel body 2;
a lifting assembly 3 for grabbing and lifting the workpiece 7;
the traveling trolley 4 is used for driving the lifting assembly 3 to move back and forth, the lifting assembly 3 is arranged on the traveling trolley 4, and the lifting assembly 3 can transversely move relative to the traveling trolley 4;
the control system is used for controlling the telescopic component 5 to stretch according to the pressure value received by the telescopic component 5; and is also used for controlling the actions of the lifting assembly 3 and the travelling trolley 4.
Specifically, the workpiece 7 is preferably a box culvert, the device is preferably used for paving the box culvert in a tunnel, the portal 1 plays a role of supporting a main body, the portal 1 is driven to move by the portal 2 through the movement of the portal 2, and the telescopic part 5 can adjust the distance between the portal 2 and the portal 1, so that the pressure born by the portal 2 is changed, the pressure born by each portal 2 can be adjusted to be approximately consistent, and the device overturning caused by uneven stress is avoided; preferably, the number of the wheel bodies 2 is at least three, so that the support stability of the portal 1 is ensured; the lifting assembly 3 is used for conveniently transporting and installing the workpiece 7 by grabbing the workpiece 7 and lifting the workpiece 7, namely, the gantry 1 moves the workpiece 7 to a working area firstly, then the travelling trolley 4 drives the lifting assembly 3 to continue to move until the workpiece 7 moves to a target position for paving; the control system acquires the pressure value born by the telescopic part 5, namely the pressure between the wheel body 2 and the door frame 1, when the pressure value born by the telescopic part 5 corresponding to a certain wheel body 2 is overlarge, the telescopic part 5 is contracted, and when the pressure value born by the telescopic part 5 corresponding to a certain wheel body 2 is overlarge, the telescopic part 5 is extended, so that the pressure born by each wheel body 2 is ensured to be uniform.
According to the tunnel hoisting equipment provided by the invention, the workpiece 7 is obtained by using the hoisting assembly 3, the position precision of the workpiece 7 is transversely moved and adjusted, the portal 1 and the wheel body 2 are utilized to move to a working area along the tunnel wall of a tunnel, then the travelling trolley 4 is utilized to drive the workpiece 7 to move to a target position, the hoisting assembly 3 is utilized to finish laying the workpiece 7, the equipment can directly walk on the rugged tunnel wall, meanwhile, the next assembly can be carried out without waiting for grouting concrete solidification, the efficiency is greatly improved, the equipment can independently work independently of a heading machine, and the applicability is remarkably improved; and, through the automatic adjustment of the control system to the telescopic part 5, the stress between each wheel body 2 and the door frame 1 can be balanced, the safety and the stability of the equipment are improved, and the overturning is avoided.
In some embodiments, the device further comprises a traversing assembly 6, wherein the traversing assembly 6 comprises a traversing driving component, one end of the traversing driving component is installed on the travelling trolley 4, and the other end of the traversing driving component is connected with the lifting assembly 3 to push the lifting assembly 3 to traverse left and right. Preferably, the sideslip driving part is an oil cylinder, the telescopic end of the oil cylinder is fixed on the lifting assembly 3, the other end of the oil cylinder is fixed on the travelling trolley 4, and the left and right sideslip of the lifting assembly 3 is realized through the telescopic action of the oil cylinder, so that the position of the workpiece 7 is finely adjusted. Specifically, the transverse moving driving part is preferably a transverse moving oil cylinder, so that the control is accurate and the cost is low.
In some embodiments, the traversing assembly 6 further includes a limiting plate and a plurality of guide wheels, the guide wheels are mounted on the lifting assembly 3, the limiting plate is mounted on the travelling trolley 4, and the guide wheels are distributed on two sides of the limiting plate and are used for limiting the traversing direction of the lifting assembly 3. Specifically, the limiting plate is preferably a steel plate, the lifting assembly 3 is placed on the steel plate, the surface of the steel plate is smooth, a plurality of assembly holes are formed in the steel plate, the lifting trolley of the lifting assembly 3 conveniently penetrates through the steel plate, the guide wheels are distributed on two sides of the limiting plate, the lifting assembly 3 is limited to move only in the left-right direction of the portal 1, and the position movement precision is guaranteed.
In some embodiments, a pressure sensor is mounted between the telescopic part 5 and the wheel body 2 for acquiring a pressure value between the telescopic part 5 and the wheel body 2, and the pressure sensor is connected with the control system for delivering the pressure value to the control system.
In some embodiments, the lifting assembly 3 includes a lifting trolley 3-1, a slewing mechanism 3-3 and a grabbing mechanism 3-4, the lifting trolley 3-1 is mounted on the traveling trolley 4, the slewing mechanism 3-3 is mounted between the lifting trolley 3-1 and the grabbing mechanism 3-4, the grabbing mechanism 3-4 is used for grabbing the workpiece 7, and the slewing mechanism 3-3 is used for driving the grabbing mechanism 3-4 to rotate. The lifting trolley 3-1 comprises a steel wire rope hoist 3-2, and the bottom of the steel wire rope hoist 3-2 is connected with the slewing mechanism 3-3. Specifically, the lifting trolley 3-1, the slewing mechanism 3-3 and the grabbing mechanism 3-4 can cooperatively operate and are connected with a control system, so that orderly operation of all the components is ensured.
In some embodiments, the telescopic member 5 is a hydraulic cylinder or an electric tie rod; the control system is used for contracting the pressure from the telescopic part 5 to be in a preset pressure range when the pressure of the telescopic part 5 is larger than or equal to a maximum preset pressure value, and elongating the pressure from the telescopic part 5 to be in the preset pressure range when the pressure of the telescopic part 5 is smaller than a minimum preset pressure value. Specifically, the preset pressure range can be calculated according to the weight of the whole equipment and the number of the supporting legs 1-2, the preset pressure range is set, and the maximum preset pressure value and the minimum preset pressure value are respectively the maximum value and the minimum value of the preset pressure range, so that the balance stress of each wheel body 2 during working can be ensured, and the stability and the service life of the equipment are improved.
In some embodiments, the telescopic component 5 is a hydraulic telescopic component, the control system is a hydraulic control system, hydraulic control is adopted, the control precision is high, the arrangement is convenient, and the cost is low.
In some embodiments, the wheel body 2 is a track wheel, an encapsulated wheel or a steel wheel, preferably a track wheel, and has large contact area with the tunnel wall and high stability. Of course, the structure of the wheel body 2 capable of realizing the wheel body 2 walking on the hole wall is not limited to the structure type given in the present embodiment.
In some embodiments, the mast 1 comprises a track body 1-1 and several legs 1-2 for supporting the track body 1-1, the travelling trolley 4 is mounted on the track body 1-1, the wheel body 2 and the telescopic member 5 are mounted on the legs 1-2, and the extension direction of the telescopic member 5 is inclined towards the outside of the mast 1 relative to the legs 1-2 so that the travelling face of the wheel body 2 is directed towards the wall of the hole. Specifically, the extension direction of the telescopic member 5 is inclined toward the outside of the mast 1 with respect to the leg 1-2, that is, toward the direction approaching the wall of the tunnel. Above-mentioned setting, through the slope setting of telescopic member 5 for after wheel body 2 is installed on telescopic member 5, form the contained angle between wheel body 2's the walking face and the horizontal plane, make this equipment need not lay the track also can walk on the wall of the cave, and can move on uneven road surface, can easily stride across the road surface obstacle, operate steadily.
In some embodiments, a flange for connecting the telescopic member 5 with the wheel body 2 is further included, and the flange is detachably mounted at an end of the telescopic member 5 facing away from the support legs 1-2. Specifically, through the detachable connection of flange and telescopic member 5, can be through the flange of change different shapes for the walking face of wheel body 2 is in the horizontal direction, thereby makes this equipment also can be on the horizontal plane operation, not only can remove on the wall of the cave, further improves the adaptive capacity to the environment.
In some embodiments, the leg 1-2 includes a vertical portion and an inclined portion, the vertical portion of the leg 1-2 being perpendicular to the track body 1-1, and the telescopic member 5 being mounted inside the inclined portion of the leg 1-2. Specifically, the number of the legs 1-2 is at least 4, and the legs 1-2 are preferably located at the peripheral position of the track body 1-1, respectively, by arranging the numerical portion and the inclined portion to form a splayed structure.
In some embodiments, the connection between the support leg 1-2 and the track body 1-1 is provided with a reinforcement member 8 arranged obliquely, so that the stability of the support leg 1-2 and the track body 1-1 is effectively improved.
In some embodiments, the reinforcement 8 is a hinged oil cylinder, one end of the hinged oil cylinder is hinged with the track main body 1-1, the other end of the hinged oil cylinder is hinged with the supporting leg 1-2, and through the arrangement of the hinged oil cylinder, the stability of the supporting leg 1-2 and the track main body 1-1 is ensured, meanwhile, the tiny deformation condition of the track main body 1-1 after the workpiece 7 is lifted is met, the stress stability of each part is ensured, and the equipment damage caused by local stress concentration is reduced.
Specifically, in a specific embodiment, the tunnel hoisting equipment comprises a hoisting trolley 3-1, a traveling trolley 4, a slewing mechanism 3-3, a portal frame 1, crawler wheels, a hydraulic cylinder and a traversing assembly 6, and the whole equipment walks in a tunnel wall without paving a track, so that the tunnel hoisting equipment can adapt to complex road conditions. Meanwhile, the equipment is independent of a development machine system, is not limited by the development machine system, and can meet various box culvert assembling processes; specifically, the hoisting assembly 3 comprises a steel wire rope hoist 3-2, a slewing mechanism 3-3 and a grabbing mechanism 3-4, after the grabbing mechanism 3-4 grabs a box culvert, the steel wire rope hoist 3-2 is hoisted, then the equipment walks to an assembling working area, and fine adjustment is carried out through slewing of a lifting appliance of the slewing mechanism 3-3 and transverse movement of a hoisting trolley 3-1, so that accurate alignment and assembly of the box culvert are completed; the portal 1 is formed by welding high-strength steel, and a reinforcing piece 8 such as a pull rod is arranged at the connecting flange of the portal 1, so that the structural stability is improved, and the structural rigidity of the portal 1 is increased; the portal 1 is provided with four groups of crawler wheels, the equipment does not need to be paved with rails, the crawler wheels and the horizontal plane form a certain included angle, the equipment can walk on the wall of the tunnel, and the equipment can also be simply recombined to run on the horizontal plane by replacing the flange. Due to the self-adaptive hinging characteristic of the crawler wheel structure, the equipment can run on the rugged supporting surface and can easily cross the obstacle of the supporting surface. As shown in fig. 3, the crawler wheel supporting legs 1-2 are of a telescopic structure, the equipment walks on an uneven supporting surface, if the pressure sensor detects that the hydraulic cylinder supporting legs 1-2 do not reach the working pressure, the telescopic structure can be automatically adjusted, the crawler wheel under each supporting leg 1-2 is ensured to be in contact with the wall of the hole at the same time, the stress is balanced, the equipment is prevented from overturning, and the reliability of the equipment is improved; the equipment strides and walks on the wall of the hole, compares in the hoisting equipment of walking on the box culvert, need not to wait for the box culvert to pour the concrete to solidify, has improved box culvert assembly efficiency greatly.
The equipment walks on the cambered surface of the tunnel wall in a crossing way, can work cooperatively with a development machine and can work independently of the development machine, and the equipment can meet the requirements of various box culvert assembling processes; the crawler wheels are arranged at a certain angle with the horizontal plane, so that the equipment can walk on the wall of the hole without paving a track; the vehicle can run on uneven road surfaces and can easily cross road obstacles; the supporting legs 1-2 provided with the crawler wheels are arranged through the telescopic parts 5 to form a telescopic structure, the equipment walks on an uneven supporting surface, if the fact that a certain supporting leg 1-2 does not reach working pressure is detected, the telescopic structure can be automatically adjusted, the crawler wheels under the supporting legs 1-2 are guaranteed to be in contact with the walls of the holes at the same time, the stress is balanced, the equipment is prevented from overturning, and the reliability of the equipment is improved.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The tunnel hoisting equipment provided by the invention is described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (10)
1. A tunnel lifting apparatus, comprising:
a portal (1);
the wheel body (2) is arranged on the portal (1), and the wheel body (2) can be attached to the tunnel wall so as to drive the portal (1) to move along the tunnel wall;
a telescopic part (5) for adjusting the distance between the wheel body (2) and the gantry (1), the telescopic part (5) being mounted between the gantry (1) and the wheel body (2);
the lifting assembly (3) is used for grabbing and lifting the workpiece (7);
the traveling trolley (4) is used for driving the lifting assembly (3) to move forwards and backwards, the lifting assembly (3) is arranged on the traveling trolley (4), and the lifting assembly (3) can transversely move left and right relative to the traveling trolley (4);
the control system is used for controlling the telescopic component (5) to stretch according to the pressure value received by the telescopic component (5); and the lifting assembly (3) and the travelling trolley (4) are controlled to act.
2. The tunnel hoisting device according to claim 1, further comprising a traversing assembly (6), wherein the traversing assembly (6) comprises a traversing driving component, a limiting plate and a plurality of guide wheels, one end of the traversing driving component is arranged on the travelling trolley (4), and the other end of the traversing driving component is connected with the hoisting assembly (3) to push the hoisting assembly (3) to traverse left and right; the guide wheels are arranged on the lifting assembly (3), the limiting plates are arranged on the travelling trolley (4), and the guide wheels are distributed on two sides of the limiting plates and used for limiting the transverse moving direction of the lifting assembly (3).
3. Tunnel lifting device according to claim 1, further comprising a pressure sensor mounted between the telescopic member (5) and the wheel body (2) for obtaining a pressure value between the telescopic member (5) and the wheel body (2), the pressure sensor being connected to the control system.
4. The tunnel hoisting device according to claim 1, characterized in that the hoisting assembly (3) comprises a hoisting trolley (3-1), a slewing mechanism (3-3) and a grabbing mechanism (3-4), the hoisting trolley (3-1) is mounted on the traveling trolley (4), the slewing mechanism (3-3) is mounted between the hoisting trolley (3-1) and the grabbing mechanism (3-4), the grabbing mechanism (3-4) is used for grabbing the workpiece (7), and the slewing mechanism (3-3) is used for driving the grabbing mechanism (3-4) to rotate.
5. Tunnel lifting device according to claim 1, characterized in that the telescopic member (5) is a hydraulic cylinder or an electric tie rod; the control system is used for contracting the telescopic part (5) until the pressure of the telescopic part (5) is in a preset pressure range when the pressure of the telescopic part (5) is more than or equal to a maximum preset pressure value, and elongating the telescopic part (5) until the pressure of the telescopic part (5) is in the preset pressure range when the pressure of the telescopic part (5) is less than a minimum preset pressure value.
6. Tunnel lifting device according to claim 1, characterized in that the telescopic part (5) is a hydraulic telescopic part and the control system is a hydraulic control system.
7. Tunnel lifting device according to any one of claims 1-6, characterized in that the mast (1) comprises a track body (1-1) and several legs (1-2) for supporting the track body (1-1), that the travelling trolley (4) is mounted on the track body (1-1), that the wheel body (2) and the telescopic part (5) are mounted on the legs (1-2), and that the direction of extension of the telescopic part (5) is inclined with respect to the legs (1-2) towards the outside of the mast (1) so that the travelling face of the wheel body (2) is directed towards the tunnel wall.
8. Tunnel lifting device according to claim 7, further comprising a flange for connecting the telescopic member (5) with the wheel body (2), which flange is detachably mounted at the end of the telescopic member (5) facing away from the leg (1-2).
9. Tunnel-lifting device according to claim 7, characterized in that the leg (1-2) comprises a vertical portion and an inclined portion, the vertical portion of the leg (1-2) being perpendicular to the rail body (1-1), the telescopic member (5) being mounted inside the inclined portion of the leg (1-2).
10. Tunnel-lifting device according to claim 7, characterized in that the connection of the leg (1-2) to the rail body (1-1) is provided with a obliquely arranged reinforcement (8); the reinforcement (8) is a hinged oil cylinder, one end of the hinged oil cylinder is hinged with the track main body (1-1), and the other end of the hinged oil cylinder is hinged with the supporting leg (1-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310130456.9A CN116119536A (en) | 2023-02-17 | 2023-02-17 | Tunnel hoisting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310130456.9A CN116119536A (en) | 2023-02-17 | 2023-02-17 | Tunnel hoisting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116119536A true CN116119536A (en) | 2023-05-16 |
Family
ID=86300898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310130456.9A Pending CN116119536A (en) | 2023-02-17 | 2023-02-17 | Tunnel hoisting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116119536A (en) |
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2023
- 2023-02-17 CN CN202310130456.9A patent/CN116119536A/en active Pending
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