CN222121533U - A tunnel boring machine shotcrete system and tunnel boring machine - Google Patents
A tunnel boring machine shotcrete system and tunnel boring machine Download PDFInfo
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- CN222121533U CN222121533U CN202420682429.2U CN202420682429U CN222121533U CN 222121533 U CN222121533 U CN 222121533U CN 202420682429 U CN202420682429 U CN 202420682429U CN 222121533 U CN222121533 U CN 222121533U
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- slurry spraying
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Abstract
本实用新型涉及掘进机领域，尤其涉及一种掘进机喷浆系统及掘进机。掘进机喷浆系统包括喷浆桥和滑动设置在喷浆桥上的滑架，所述滑架上或者所述喷浆桥的端部设置有用于在更换喷浆头时对隧道底部的待更换部件起吊或者将更换下来的部件吊至隧道底部的吊机，吊机的底部设置有可回转的回转基座。通过在滑架上或者喷浆桥的端部设置吊机，便于对隧道底部的待更换部件起吊或者将更换下来的部件吊至隧道底部，同时，在吊机的底部设置回转基座，方便吊机的旋转；由于在吊运的过程中采用吊机，不再使用人工，进而解决了现有技术中喷浆系统在进行喷浆管路和喷浆头更换时采用人工搬运造成的人工劳动强度大的问题。
The utility model relates to the field of tunnel boring machines, and in particular to a tunnel boring machine shotcrete system and a tunnel boring machine. The tunnel boring machine shotcrete system includes a shotcrete bridge and a slide slidably arranged on the shotcrete bridge. A crane is arranged on the slide or at the end of the shotcrete bridge for lifting the parts to be replaced at the bottom of the tunnel or lifting the replaced parts to the bottom of the tunnel when replacing the shotcrete head. A rotatable swivel base is arranged at the bottom of the crane. By arranging a crane on the slide or at the end of the shotcrete bridge, it is convenient to lift the parts to be replaced at the bottom of the tunnel or lift the replaced parts to the bottom of the tunnel. At the same time, a swivel base is arranged at the bottom of the crane to facilitate the rotation of the crane. Since a crane is used in the lifting process, manual labor is no longer used, thereby solving the problem of high labor intensity caused by manual handling when replacing the shotcrete pipeline and the shotcrete head in the prior art.
Description
Technical Field
The utility model relates to the field of heading machines, in particular to a slurry spraying system of a heading machine and the heading machine.
Background
The development machine is widely applied in the process of tunnel construction, and comprises a cutterhead at the front end, and the cutterhead rotates to carry out development. The tunnel formed after tunneling is not strong enough and has dregs falling, so that a tunnel for passing a train cannot be directly formed, the tunnel needs to be reinforced, and duct piece assembly and guniting are generally needed to reinforce the tunnel. Therefore, a rear supporting system is further arranged at the rear end of the heading machine, a guniting area is generally arranged on the rear supporting system, a guniting system is arranged on the guniting area, and the tunnel is guniting through the guniting system.
Specifically, the guniting system comprises a guniting bridge, a sliding frame is arranged on the guniting bridge in a sliding mode, and a guniting mechanical arm and a guniting head positioned at the end portion of the guniting mechanical arm are arranged on the sliding frame. The carriage can also rotate relative to the guniting bridge, so that the area covered by the guniting head is increased, and a guniting pipeline communicated with the guniting head is further arranged on the guniting mechanical arm.
The used guniting pipelines and guniting heads are different according to different construction environments and different construction standards, so that the guniting pipelines and the guniting heads need to be replaced. Specifically, when in replacement, the guniting head and the guniting mechanical arm are moved to the position right above the guniting bridge, the parts needing replacement are conveyed to the guniting bridge, and replacement operation is carried out on the guniting bridge. For the components to be replaced, the components are generally manually carried, the lighter-weight articles can be carried by manpower, and the heavier-weight articles can greatly increase the labor intensity of workers by means of manual carrying.
Disclosure of utility model
The utility model aims to provide a slurry spraying system of a heading machine, which is used for solving the problem of high manual labor intensity caused by manual transportation when a slurry spraying pipeline and a slurry spraying head are replaced in the prior art.
In order to achieve the above purpose, the slurry spraying system of the heading machine adopts the following technical scheme:
The utility model provides a development machine guniting system, includes the guniting bridge and slides the balladeur train of setting on the guniting bridge, is provided with the guniting arm on the balladeur train, installs the guniting head on the guniting arm, on the balladeur train or the tip of guniting bridge is provided with and is used for waiting to change the part to lift by crane or will change the part that gets off to the loop wheel machine of tunnel bottom when changing the guniting head, but the bottom of loop wheel machine is provided with the gyration base.
Further, the crane is arranged on the carriage, one of the crane and the guniting head is arranged at the front end of the carriage, and the other is arranged at the rear end of the carriage.
Further, the carriage comprises a cat ladder and a guniting operation platform positioned at the top of the cat ladder, and the crane is arranged on the guniting operation platform.
Further, the tunneling machine guniting system further comprises a bearing hook which is arranged at the top of the tunnel, wherein a lifting device is arranged on the bearing hook and used for transferring the part to be replaced which is lifted by the crane or transferring the replaced part to the crane.
Further, the bearing hook is used for being arranged above the space between the crane and the guniting head.
Further, the crane is arranged behind the guniting head.
Further, the bearing hooks are provided with at least two, and a plurality of bearing hooks are arranged at intervals along the front-rear direction.
Further, the crane comprises a movable supporting rod hinged on the rotating base and a telescopic supporting rod fixedly arranged on the rotating base, wherein a suspension arm is hinged at the end part of the movable supporting rod and the end part of the telescopic supporting rod, and a lifting part for lifting is arranged on the suspension arm.
Further, the telescopic support rod is a hydraulic rod, and a hydraulic circuit of the hydraulic rod is connected into a hydraulic circuit of the guniting system.
The slurry spraying system of the tunneling machine has the advantages that the slurry spraying system of the tunneling machine is improved, the slurry spraying mechanical arm and the slurry spraying head are arranged on the sliding frame through the arrangement of the slurry spraying bridge and the sliding frame, the slurry spraying coverage area is conveniently increased, the lifting machine is arranged on the sliding frame or at the end part of the slurry spraying bridge, the lifting of the part to be replaced at the bottom of the tunnel or the lifting of the replaced part to the bottom of the tunnel is conveniently achieved, meanwhile, the rotating base is arranged at the bottom of the lifting machine, the rotating base can relatively rotate, the rotation of the lifting machine is facilitated, the lifting machine faces to the two sides of the tunnel in the lifting process firstly, and then is lifted to the slurry spraying bridge through rotation, and the lifting machine is not used in the lifting process, so that the problem of high labor intensity caused by manual conveying when the slurry spraying pipeline and the slurry spraying head are replaced in the prior art is solved.
In order to achieve the above purpose, the development machine of the utility model adopts the following technical scheme:
The utility model provides a development machine, includes the guniting system, and wherein the guniting system includes the guniting bridge and slides the balladeur train of setting on the guniting bridge, is provided with the guniting arm on the balladeur train, install the guniting head on the guniting arm, on the balladeur train or the tip of guniting bridge is provided with the loop wheel machine that is used for waiting to change the part to lift by crane or will change the part that gets off to the tunnel bottom when changing the guniting head, but the bottom of loop wheel machine is provided with the gyration base of gyration.
Further, the crane is arranged on the carriage, one of the crane and the guniting head is arranged at the front end of the carriage, and the other is arranged at the rear end of the carriage.
Further, the carriage comprises a cat ladder and a guniting operation platform positioned at the top of the cat ladder, and the crane is arranged on the guniting operation platform.
Further, the tunneling machine guniting system further comprises a bearing hook which is arranged at the top of the tunnel, wherein a lifting device is arranged on the bearing hook and used for transferring the part to be replaced which is lifted by the crane or transferring the replaced part to the crane.
Further, the bearing hook is used for being arranged above the space between the crane and the guniting head.
Further, the crane is arranged behind the guniting head.
Further, the bearing hooks are provided with at least two, and a plurality of bearing hooks are arranged at intervals along the front-rear direction.
Further, the crane comprises a movable supporting rod hinged on the rotating base and a telescopic supporting rod fixedly arranged on the rotating base, wherein a suspension arm is hinged at the end part of the movable supporting rod and the end part of the telescopic supporting rod, and a lifting part for lifting is arranged on the suspension arm.
Further, the telescopic support rod is a hydraulic rod, and a hydraulic circuit of the hydraulic rod is connected into a hydraulic circuit of the guniting system.
The slurry spraying system of the tunneling machine has the advantages that the existing tunneling machine is improved, the slurry spraying mechanical arm and the slurry spraying head are arranged on the sliding frame through the arrangement of the slurry spraying bridge and the sliding frame, the slurry spraying coverage area is conveniently increased, the lifting machine is arranged on the sliding frame or at the end part of the slurry spraying bridge, lifting of a part to be replaced at the bottom of a tunnel or lifting of the replaced part to the bottom of the tunnel is conveniently achieved, meanwhile, the rotating base is arranged at the bottom of the lifting machine, and can relatively rotate, so that the lifting machine can conveniently rotate, and in the lifting process, the part faces to the two sides of the tunnel at first and then is lifted to the slurry spraying bridge through rotation, and because the lifting machine is adopted in the lifting process, manual labor intensity is not needed, and the problem that in the prior art, manual conveying is high when a slurry spraying pipeline and the slurry spraying head are replaced is solved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a tunnel boring machine guniting system according to the utility model;
FIG. 2 is a schematic view of a rotating base in an embodiment of a tunnel boring machine guniting system according to the utility model.
The device comprises a guniting bridge, a mechanical arm, a guniting operation platform, a base, a mounting plate, a movable supporting rod, a lifting motor, a lifting supporting rod, a movable hanging arm, a fixed hanging arm, a straight-moving mechanism, a steel wire rope, a lifting hook, a hydraulic pipeline, a tunnel, a rotary driving piece, a bearing hook and a bearing hook, wherein the guniting bridge, the mechanical arm, the guniting operation platform, the base, the mounting plate, the movable supporting rod, the lifting motor, the lifting supporting rod, the movable hanging arm, the fixed hanging arm, the straight-moving mechanism, the steel wire rope, the lifting hook, the hydraulic pipeline, the tunnel and the bearing hook are arranged in sequence, and the lifting mechanism is arranged in the sequence of the drawing.
Detailed Description
The features and capabilities of the present utility model are described in further detail below in connection with the examples.
According to the utility model, the crane is arranged on the guniting system, and the articles to be hoisted are hoisted by the crane, so that the labor is saved.
In an embodiment of the tunnel boring machine guniting system (hereinafter referred to as a guniting system) of the present utility model:
The guniting system in this embodiment includes the guniting bridge and slides the balladeur train of setting on the guniting bridge, is provided with guniting arm and guniting head on the balladeur train, and the balladeur train includes the cat ladder and is located the guniting operation platform at cat ladder top, is provided with the loop wheel machine on the guniting operation platform, and the loop wheel machine setting is at the front end of balladeur train, and the guniting head setting is at the rear end of balladeur train. Of course, in other embodiments, the crane may be provided at other locations on the carriage, or at the end of the shotcrete bridge so as not to interfere with the normal operation of the carriage. Of course, in other embodiments, the crane is disposed at the rear end of the carriage and the gunite is disposed at the front end of the carriage.
As shown in fig. 1, a rotatable rotating base is assembled on the guniting operation platform 3, and a crane for hoisting articles is arranged on the rotating base, so that the crane can rotate due to the fact that the crane is arranged on the rotating base and can rotate, the crane can also rotate, articles on the side edge of a heading machine or a tunnel 15 can be conveniently hoisted to a required guniting bridge area by rotating a heavy object to be hoisted, or the replaced part is hoisted to the bottom of the tunnel 15.
In the process of replacing the guniting pipeline and the guniting head on the guniting mechanical arm 2, the part to be replaced is in a suspended state, so that the burden of an operator is reduced in the replacement process, the part to be replaced is suspended in the replacement process, a bearing hook 17 for suspending the part to be replaced in the replacement process is further arranged on the top wall of the tunnel 15, and the bearing hook 17 is fixedly arranged on the top wall of the tunnel 15. In order to facilitate the installation of the load-bearing hooks 17, the crane is arranged behind the guniting head, so that the areas where the crane and the load-bearing hooks 17 are located are hardened, and the arrangement of the load-bearing hooks 17 is more convenient. Of course, in other embodiments, the load-bearing hook 17 may not be provided if the range that the crane can cover is wide. Of course, in other embodiments, the crane may be provided at the front end of the carriage, in which case the position where the load-bearing hook 17 is mounted is a hardened position by moving the guniting head.
The bearing hooks 17 are at least two, a plurality of bearing hooks 17 are sequentially arranged at the top of the tunnel 15 along the front-back direction, and the bearing hooks 17 are arranged in the upper space between the crane and the guniting head, so that the parts to be replaced can be conveniently transferred in the lifting process. Specifically, after the crane lifts the component to be replaced, the component to be replaced is transferred to the upper side of the gunite bridge 1 along with the lifting hook 13 on the crane, and is limited by the space in the tunnel 15, and the lifting arm of the crane cannot extend too long, so that the crane cannot directly transport the component to be replaced to a required position. At this time, the component to be replaced is pulled by using the lifting parts such as the bearing hooks 17, the electric hoist and the like, so that the component to be replaced can move forwards under the relay of the plurality of bearing hooks 17, and finally moves to the corresponding position. Of course, in other embodiments, only one load-bearing hook 17 may be provided. Or in other embodiments, the load-bearing hooks 17 may be disposed over the entire tunnel 15, in which case the load-bearing hooks 17 need not be located between the crane and the gunite.
Specifically, as shown in fig. 1, a revolving base is installed on the guniting operation platform 3, two supporting rods are arranged on the revolving base, a suspension arm is hinged at the end parts of the two supporting rods, a lifting part is arranged on the suspension arm, the lifting part comprises a lifting motor 7, a steel wire rope 12 is connected to the lifting motor 7, a lifting hook 13 is arranged at the end part of one end of the steel wire rope 12 far away from the lifting motor 7, and lifting movement is controlled by winding and containing the steel wire rope 12. Of course, in other embodiments, three support bars, or more than two other support bars, such as four support bars, may be provided to increase the connection strength.
As shown in fig. 2, the swivel base includes a base 4 and a mounting plate 5, and the base 4 and the mounting plate 5 are rotatable relative to each other. The bracing piece is installed on mounting panel 5, and base 4 is fixed to be set up on guniting operation platform 3. The base 4 is generally cylindrical, a cavity is formed in the middle of the base 4, a rotary driving piece 16 for driving the base 4 and the mounting plate 5 to move relatively is arranged in the cavity, and specifically, the rotary driving piece 16 is a hydraulic motor, and the hydraulic motor can be conveniently arranged by using a hydraulic system on the development machine due to the fact that a large amount of hydraulic systems are used in the development machine. The mounting plate 5 is a flat plate, a gear is arranged at the bottom of the mounting plate 5, and another gear meshed with the gear of the mounting plate 5 is further arranged on the hydraulic motor. Of course, in other embodiments, the rotary drive 16 may be provided as a motor, and a gear may be provided on an output shaft of the motor.
As shown in fig. 1, two support rods are provided, one of which is hinged on the rotating base to form a movable support rod 6, and the other of which is fixedly arranged on the rotating base and can be lifted to form a lifting support rod 8. The end part of the movable supporting rod 6 is hinged with the end part of the suspension arm, and the top end of the lifting supporting rod 8 is hinged with the middle part of the suspension arm. Correspondingly, in order to facilitate the articulated arrangement of the movable supporting rod 6 and the rotating base, the mounting plate 5 is further provided with a mounting lug, and the mounting lug protrudes from the plate surface of the mounting plate 5 and extends back to the base 4. The lifting support rods 8 are vertically arranged, and the movable support rods 6 are obliquely arranged, so that the gap between the movable support rods 6 and the bottom of the lifting support rods 8 is smaller than the gap between the tops, and further, the two support rods maintain enough gap for the support of the suspension arm so as to maintain the stability of the support. The elevation angle of the suspension arm is adjusted through the elevation adjustment of the elevation support rod 8. The lifting support rod 8, the mounting plate 5, the movable support rod 6 and the suspension arm form a four-bar structure, wherein only the lifting support rod 8 is fixedly connected with the mounting plate 5, so that other structures can be adaptively adjusted to adapt in the lifting adjustment process of the lifting support rod 8. Likewise, the lifting support rod 8 is a hydraulic cylinder, and a hydraulic system on the heading machine can be used.
Of course, in other embodiments, both support rods may be fixedly disposed on the rotating base, and the boom is also fixedly disposed at the end of the support rod, and the boom maintains a fixed pitch angle and cannot be adjusted. Or in other embodiments, the axes of the movable support bar 6 and the lifting support bar 8 are arranged vertically. Or in other embodiments the lifting support bar 8 is no longer a hydraulic bar but is provided as an electric push bar.
As shown in fig. 1, the boom is a telescopic boom comprising a fixed boom 10 connected to a support bar and a movable boom 9 in guiding engagement with the fixed boom 10. Specifically, in the present embodiment, the fixed boom 10 is nested around the outer periphery of the movable boom 9, so that the movable boom 9 can slide in the hollow space of the fixed boom 10, and thus the length of the boom can be changed. For automatic control of the length of the telescopic boom, a direct-acting movement mechanism 11 is therefore also provided between the fixed boom 10 and the movable boom 9, which controls the movement of the movable boom 9 relative to the fixed boom 10. The straight movement mechanism 11 can limit the positions of the fixed boom 10 and the movable boom 9 at the same time, and the straight movement mechanism 11 serves as a locking structure to prevent the movement of the movable boom 9 after moving into place. The direct-acting movement mechanism 11 is a hydraulic cylinder, and likewise a hydraulic system in the heading machine is used, so that the power source does not need to be rearranged. Of course, in other embodiments, a telescopic boom may not be provided, and the length of the boom may not be changed. Or in other embodiments, a chute is arranged on the fixed suspension arm 10, and a sliding block matched with the chute is arranged on the movable suspension arm 9, so that the guide movement of the movable suspension arm 9 relative to the fixed suspension arm 10 is realized. Alternatively, in other embodiments, the linear motion mechanism 11 may be provided as an electric push rod or an air cylinder.
For lifting, a hoisting motor 7 and a wire rope 12 connected to the hoisting motor 7 are therefore also provided on the boom, a lifting hook 13 is also provided at the end of the wire rope 12 remote from the hoisting motor 7, and a pulley is also provided at the end of the movable boom 9 remote from the fixed boom 10. The lifting hook 13 can be driven under the curling action of the lifting motor 7 and moves along the steel wire rope 12, and the reversing is facilitated through the arrangement of the pulley. In the present embodiment, the hoisting motor 7 is a motor, and a roller for winding the wire rope 12 is provided at an end of the motor. Of course, in other embodiments, the hoisting motor 7 may also be provided as a hydraulic motor or as a hoisting machine.
In an embodiment of the heading machine of the utility model:
In this embodiment, the development machine includes a guniting area disposed on the rear support, a guniting system disposed on the guniting area, a guniting bridge and a mechanical arm for guniting disposed on the guniting area, wherein the guniting system in the guniting area has the same structure as the guniting system of the development machine, and will not be repeated here.
The above description is only a preferred embodiment of the present utility model, and the patent protection scope of the present utility model is defined by the claims, and all equivalent structural changes made by the specification and the drawings of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The slurry spraying system of the heading machine comprises a slurry spraying bridge and a sliding frame arranged on the slurry spraying bridge in a sliding manner, wherein a slurry spraying mechanical arm is arranged on the sliding frame, and a slurry spraying head is arranged on the slurry spraying mechanical arm.
2. The tunneling machine guniting system according to claim 1, wherein the crane is arranged on a carriage, one of the crane and the guniting head is arranged at the front end of the carriage, and the other is arranged at the rear end of the carriage.
3. The tunneling machine guniting system according to claim 2, wherein the carriage comprises a ladder stand and a guniting operation platform arranged on the top of the ladder stand, and the crane is arranged on the guniting operation platform.
4. A tunneling machine guniting system according to any one of claims 1-3, further comprising a load-bearing hook arranged at the top of the tunnel, wherein a lifting device is mounted on the load-bearing hook, and the lifting device is used for transferring a part to be replaced lifted by the crane or transferring the replaced part to the crane.
5. The tunneling machine guniting system according to claim 4, wherein the load-bearing hook is configured to be disposed above and between the crane and the guniting head.
6. The tunneling machine slurry spraying system of claim 5, wherein said crane is disposed behind the slurry spraying head.
7. The tunneling machine slurry spraying system of claim 4, wherein at least two of said load-bearing hooks are provided and a plurality of load-bearing hooks are spaced apart in a front-to-rear direction.
8. A tunneling machine guniting system according to any of claims 1-3, wherein the crane comprises a movable support rod hinged on the rotary base and a telescopic support rod fixedly arranged on the rotary base, a boom is hinged at the end of the movable support rod and the telescopic support rod, and a lifting part for lifting is arranged on the boom.
9. The tunneling machine slurry injection system of claim 8, wherein said telescoping support rod is a hydraulic rod, and a hydraulic circuit of said hydraulic rod is connected to a hydraulic circuit of the slurry injection system.
10. A heading machine comprising a guniting system, characterized in that the guniting system is identical to the guniting system according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420682429.2U CN222121533U (en) | 2024-04-03 | 2024-04-03 | A tunnel boring machine shotcrete system and tunnel boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420682429.2U CN222121533U (en) | 2024-04-03 | 2024-04-03 | A tunnel boring machine shotcrete system and tunnel boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222121533U true CN222121533U (en) | 2024-12-06 |
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ID=93674263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420682429.2U Active CN222121533U (en) | 2024-04-03 | 2024-04-03 | A tunnel boring machine shotcrete system and tunnel boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222121533U (en) |
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- 2024-04-03 CN CN202420682429.2U patent/CN222121533U/en active Active
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