Inclined roadway tunnel pipeline assembly portal frame
By designing the door-to-door frame of the inclined tunnel tunnel pipeline group, including brackets, lifting mechanisms, walking mechanisms and hydraulic mechanisms, the problems of long construction periods and large resource investment in the existing construction methods are solved, and efficient and precise pipelines in complex terrain are achieved Install.
Patent Information
- Application Number
- CN202411165668.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-23
- Publication Date
- 2024-12-13
AI Technical Summary
The pipeline groups in the existing inclined tunnels have a long construction period, long time and large resource investment in construction methods, especially in inclined tunnels below 15°.
A door-to-door frame of the inclined tunnel tunnel pipe group is designed, including a bracket, a lifting mechanism, a walking mechanism and a hydraulic mechanism. By adjusting the pipe height by the lifting mechanism, the walking mechanism moves steadily in complex terrain, and the hydraulic mechanism provides power support to improve construction efficiency and precision.
Effectively save construction manpower and resources, shorten construction time, improve the efficiency and accuracy of pipe port sets, and is suitable for complex terrain and inclined tunnel environments.
Smart Images
Figure CN119123176A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of oil and gas pipeline construction, in particular to a portal frame for an inclined tunnel pipeline assembly. Background Art
[0002] With the rapid development of the national economy, oil and gas pipelines have made great progress as a link connecting the energy market. The construction area of domestic long-distance pipeline projects has become increasingly wider, and the construction environment has become increasingly complex, requiring construction operations to be carried out under different terrain conditions.
[0003] At present, the installation of pipelines in mountain tunnels and inclined tunnels mainly adopts the method of laying tracks + winch-pulling trolleys to complete the pipe laying and pipe mouth assembly operations in the tunnel. This construction method not only has a long construction period, but also requires the use of a large amount of technical measures and materials according to needs during the process. At the same time, in inclined tunnels below 15°, the construction of pipeline assembly operations takes a long time. Based on this, we now provide inclined tunnel pipeline assembly portal frames to eliminate the drawbacks of existing devices. Summary of the invention
[0004] The object of the present invention is to provide a portal frame for an inclined tunnel pipeline assembly to solve the problems in the background technology.
[0005] To achieve the above object, the present invention provides the following technical solutions: The inclined tunnel pipeline assembly portal frame includes a bracket, and two operating platforms are symmetrically arranged on the outer side of the bracket. The bracket includes: A horizontal frame located above the two operating tables, the horizontal frame contacts the outer walls of the two operating tables, one end of the bottom end of the horizontal frame is fixedly connected to the left frame, and the other end of the bottom end of the horizontal frame is fixedly connected to the right frame, the left frame and the right frame are symmetrical to each other, and the left frame and the right frame are fixedly connected to the two operating tables respectively by bolts; The bracket is provided with a lifting mechanism; A walking mechanism is provided at the bottom end of the bracket; The bracket is provided with a hydraulic mechanism.
[0006] On the basis of the above technical solution, the present invention also provides the following optional technical solution: In an optional solution: the lifting mechanism includes: An ascending frame arranged outside the horizontal frame body, the ascending frame is used to drive the pipeline to rise and fall; The rising frame comprises: Two groups of cross braces are symmetrically arranged on both sides of the horizontal frame, and one group of cross braces is provided with two, and multiple reinforcing ribs are longitudinally equidistantly arranged between the two cross braces, and the multiple reinforcing ribs are fixedly connected to the two cross braces, and two telescopic legs are symmetrically fixedly connected inside the bottom ends of the two cross braces, and the two telescopic legs are respectively fixedly connected to the left frame and the right frame.
[0007] In an optional solution: the rising frame also includes: Two groups of mounting members are respectively arranged on one side of the two groups of cross braces close to the horizontal frame body, and one group of mounting members is provided with a plurality of mounting members, and the plurality of mounting members are longitudinally equidistantly fixedly connected to one side of the cross brace.
[0008] In an optional solution: the lifting mechanism also includes: Multiple pulleys connected to the top of multiple mounting parts are rotated respectively through the rotating shaft, and cables are provided on one side of the two groups of cross braces close to the horizontal frame. The cables are in contact with the outer walls of the multiple pulleys, and the two end portions of the cables are fixedly connected to the two mounting parts respectively. The outer wall of the cable is slidably sleeved with a hook, and the hook is located below the middle position of the multiple mounting parts.
[0009] In an optional solution: the walking mechanism includes: A chain transmission assembly is arranged at the bottom end of the right frame, and the chain transmission assembly is used to drive the frame to move: The chain drive assembly comprises: Two groups of sprockets are symmetrically arranged below the right frame, and both groups of sprockets are rotatably connected to the right frame through a rotating shaft. One group of sprockets is provided with two, and the two sprockets are fixedly connected through a connecting shaft.
[0010] In an optional solution: the chain drive assembly also includes: Two chains are symmetrically arranged below the right frame, and the inner walls on both sides of the two chains are meshed and sleeved with sprockets; The bottom end of the left frame is provided with a chain transmission assembly which is the same as the chain transmission assembly at the bottom end of the right frame.
[0011] In an optional solution: the walking mechanism also includes: A driving device disposed at one end of the horizontal frame; The driving device is a distribution box installed at one end of the horizontal frame.
[0012] In an optional solution: the hydraulic mechanism includes: Two groups of hydraulic cylinders are symmetrically arranged on the outside of the horizontal frame, and one group of hydraulic cylinders is provided with two hydraulic cylinders. The two hydraulic cylinders are respectively installed on the top of the left frame and the top of the right frame. The output ends of the two hydraulic cylinders are respectively fixedly connected to two mounting parts. The hydraulic cylinders are located on the side of the telescopic support leg close to the horizontal frame.
[0013] In an optional solution: the hydraulic mechanism also includes: Two controllers are symmetrically installed on the top of the horizontal frame, and the two controllers are respectively located at the top of both ends of the horizontal frame.
[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention achieves the adjustment of the height of the pipeline through the lifting mechanism, thereby further improving the efficiency of pipe mouth assembly, effectively saving the manpower required in the construction process, thereby further reducing the investment of resources required for construction.
[0015] 2. The present invention achieves the goal of enabling the support to stably move in the environment of mountain tunnels and inclined tunnels below 15 degrees through the walking mechanism, thereby improving the walking function of the support and saving a lot of time and cost for the project.
[0016] 3. The present invention provides lifting power to the lifting mechanism and provides walking power to the walking mechanism through the hydraulic mechanism. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a structural schematic diagram of the present invention.
[0018] Figure 2 Schematic diagram of a support structure in one embodiment of the present invention.
[0019] Figure 3 The figure is a schematic diagram of the connection structure between the bracket and the pipeline in one embodiment of the present invention.
[0020] Figure 4 It is a schematic diagram of a pipeline lifting structure in one embodiment of the present invention.
[0021] Figure 5 In one embodiment of the present invention Figure 1 Schematic diagram of the local enlarged structure at A in the figure.
[0022] Figure 6 In one embodiment of the present invention Figure 1 Schematic diagram of the local enlarged structure at point B in the figure.
[0023] Figure 7 In one embodiment of the present invention Figure 1 Schematic diagram of the local enlarged structure at point C in the figure.
[0024] Notes on figure numbers: 1. Bracket; 11. Left frame; 12. Right frame; 13. Horizontal frame; 14. Diagonal brace; 2. Lifting mechanism; 21. Rising frame; 211. Horizontal brace; 2111. Mounting piece; 2112. Reinforcement rib; 212. Telescopic support leg; 22. Hydraulic oil tank; 221. Cable; 23. Pulley; 24. Hook; 3. Traveling mechanism; 31. Drive device; 311. Distribution box; 32. Chain drive assembly; 321. Sprocket; 322. Chain; 4. Hydraulic mechanism; 41. Hydraulic cylinder; 42. Controller; 43. Hydraulic motor; 5. Operating table. DETAILED DESCRIPTION
[0025] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.
[0026] In one embodiment, Figure 1-Figure 7 As shown, the inclined tunnel pipeline assembly portal frame includes a bracket 1, and two operating platforms 5 are symmetrically arranged on the outer side of the bracket 1. The bracket 1 includes: A horizontal frame 13 is located above and between the two operating tables 5. The horizontal frame 13 contacts the outer walls of the two operating tables 5. One end of the bottom of the horizontal frame 13 is fixedly connected to the left frame 11, and the other end of the bottom of the horizontal frame 13 is fixedly connected to the right frame 12. The left frame 11 and the right frame 12 are symmetrical to each other. Two sets of diagonal braces 14 are symmetrically fixedly connected inside the two sides of the horizontal frame 13. The strength of the horizontal frame 13 itself can be effectively improved by the diagonal braces 14. The left frame 11 and the right frame 12 are fixedly connected to the two operating tables 5 by bolts respectively. The two operating tables 5 fixedly connected to the left frame 11 and the right frame 12 by bolts respectively can be disassembled and assembled according to the use conditions and environment. A lifting mechanism 2 is provided on the bracket 1; A walking mechanism 3 is provided at the bottom end of the bracket 1; A hydraulic mechanism 4 is provided on the bracket 1; In this embodiment, it is necessary to particularly explain that: since the pipe diameter is large and the weight of a single pipe is large, the bracket 1 is welded by section steel; When in use, the support 1 can be moved to the outside of the center of a single pipe through the walking mechanism 3, so that the support 1 can stably walk in the environment of the mountain tunnel and the inclined tunnel with an angle of less than 15 degrees, thereby improving the walking function of the support 1 and saving a lot of time and cost for the project; Then, the outer wall of the pipeline is tied with a strap, and the strap is connected to the lifting mechanism 2, so that the bracket 1 and the pipeline can be connected and fixed, and then the lifting mechanism 2 can be driven by the hydraulic mechanism 4 to pass through the strap to lift the pipeline to the required height of the pipe opening group, so as to effectively improve the lifting efficiency of the pipeline; Afterwards, the pipe is carried by the bracket 1, the lifting mechanism 2, and the walking mechanism 3 and moved to the designated position. Then, the height of the pipe is adjusted by the hydraulic mechanism 4 according to the demand, and the position of the pipe mouth is adjusted by adjusting the direction of the portal frame, so as to realize the rapid and accurate positioning of the pipe port, thereby further improving the efficiency of the pipe mouth assembly, effectively saving the manpower required in the construction process, and further reducing the investment of resources required for construction; In one embodiment, Figure 1-Figure 7 As shown, the lifting mechanism 2 includes: A rising frame 21 is arranged outside the horizontal frame body 13, and the rising frame 21 is used to drive the pipeline to rise and fall; The rising frame 21 includes: Two groups of cross braces 211 are symmetrically arranged on both sides of the horizontal frame 13, one group of cross braces 211 is provided with two, a plurality of reinforcing ribs 2112 are longitudinally equidistantly arranged between the two cross braces 211, the plurality of reinforcing ribs 2112 are fixedly connected to the two cross braces 211, the bottom ends of the two cross braces 211 are symmetrically fixedly connected to two telescopic legs 212, the two telescopic legs 212 are respectively fixedly connected to the left frame 11 and the right frame 12, the strength of the two groups of cross braces 211 can be effectively improved by the plurality of reinforcing ribs 2112, and the two groups of cross braces 211 can be stably lifted and lowered during use by the telescopic legs 212; In one embodiment, Figure 1-Figure 7 As shown, the rising frame 21 also includes: Two groups of mounting members 2111 are respectively arranged on one side of the two groups of cross braces 211 close to the horizontal frame 13 . A group of mounting members 2111 is provided with a plurality of mounting members 2111 . The plurality of mounting members 2111 are fixedly connected to one side of the cross brace 211 at equal intervals in the longitudinal direction.
[0027] In one embodiment, Figure 1-Figure 7 As shown, the lifting mechanism 2 also includes: Multiple pulleys 23 connected to the top of multiple mounting parts 2111 are rotated respectively through the rotating shaft, and cables 221 are provided on the side of the two sets of cross braces 211 close to the horizontal frame 13. The cables 221 are in contact with the outer walls of the multiple pulleys 23. The two end portions of the cables 221 are fixedly connected to the two mounting parts 2111 respectively. The outer wall of the cable 221 is slidably sleeved with a hook 24, and the hook 24 is located below the middle position of the multiple mounting parts 2111. The multiple pulleys 23 can avoid wear on the surface of the cables 221 while supporting the cables 221. A hydraulic oil tank 22 is installed at the top of the horizontal frame 13.
[0028] In one embodiment, Figure 1-Figure 5 As shown, the walking mechanism 3 includes: The chain transmission assembly 32 is arranged at the bottom end of the right frame 12, and the chain transmission assembly 32 is used to drive the bracket 1 to move: The chain drive assembly 32 includes: Two groups of sprockets 321 are symmetrically arranged below the right frame 12. Both groups of sprockets 321 are rotatably connected to the right frame 12 via a rotating shaft. One group of sprockets 321 is provided with two, and the two sprockets 321 are fixedly connected via a connecting shaft. In one embodiment, Figure 1-Figure 5 As shown, the chain drive assembly 32 also includes: Two chains 322 are symmetrically arranged below the right frame 12, and the inner walls of both sides of the two chains 322 are meshed with sprockets 321; The bottom end of the left frame 11 is provided with a chain transmission assembly 32 which is the same as the chain transmission assembly 32 at the bottom end of the right frame 12; In one embodiment, Figure 1-Figure 2 As shown, the walking mechanism 3 also includes: A driving device 31 disposed at one end of the horizontal frame 13; The driving device 31 is a distribution box 311 installed at one end of the horizontal frame 13; In one embodiment, Figure 1-Figure 7 As shown, the hydraulic mechanism 4 includes: Two groups of hydraulic cylinders 41 are symmetrically arranged on the outside of the horizontal frame 13, and one group of hydraulic cylinders 41 is provided with two hydraulic cylinders. The two hydraulic cylinders 41 are respectively installed on the top of the left frame 11 and the top of the right frame 12. The output ends of the two hydraulic cylinders 41 are respectively fixedly connected to the two mounting parts 2111. The hydraulic cylinders 41 are located on the side of the telescopic support leg 212 close to the horizontal frame 13. The hydraulic mechanism 4 also includes: Two controllers 42 are symmetrically installed at the top of the horizontal frame 13. The two controllers 42 are respectively located at the top of the two ends of the horizontal frame 13. The oil inlets and oil outlets of the two groups of hydraulic cylinders 41 are fixedly connected to the two controllers 42 through pipelines, and the two controllers 42 are fixedly connected to the hydraulic oil tank 22 through pipelines. A hydraulic motor 43 is installed on one side of the left frame 11 and the right frame 12. The output end of the hydraulic motor 43 is fixedly connected to the first transmission wheel. The outer wall of the first transmission wheel is meshed with a synchronous belt. The inside of the synchronous belt away from the first transmission wheel is meshed with a second transmission wheel. The second transmission wheel is fixedly connected to a sprocket 321 through a connecting shaft. The hydraulic motor 43 is fixedly connected to the hydraulic oil tank 22 through a pipeline, and the distribution box 311 is electrically connected to the hydraulic motor 43 and the controller 42 through wires.
[0029] The above embodiment discloses a portal frame for the inclined tunnel pipeline assembly, wherein when in use, the hydraulic motor 43 is started to drive the first transmission wheel to rotate, at which time the second transmission wheel drives a group of sprockets 321 to rotate through the connecting shaft under the drive of the first transmission wheel through the synchronous belt, and at the same time, another group of sprockets 321 rotate synchronously under the drive of the group of sprockets 321 through two chains 322. At this time, the chain 322 can move the bracket 1 to the outside of the center position of a single pipeline, so that the bracket 1 can be stably walked in the environment of the mountain tunnel and the inclined tunnel with an angle of less than 15°, thereby improving the walking function of the bracket 1 and saving a lot of time and cost for the project; Then, the outer wall of the pipeline is tied with a strap, and the strap is sleeved on the outer wall of the hook 24, so that the bracket 1 and the pipeline can be connected and fixed; Then, the hydraulic cylinder 41 is started to push the mounting member 2111 to raise the two sets of cross braces 211. In this process, the cross braces 211 can be moved and guided by extending the telescopic legs 212. At the same time, the multiple pulleys 23 are driven by the cross braces 211 through the mounting member 2111 and the hooks 24 are driven to rise synchronously through the cables 221. At this time, the binding belt is driven by the hooks 24 to lift the pipeline to the required height of the pipe opening group, thereby effectively improving the lifting efficiency of the pipeline. Afterwards, the pipe is carried by the bracket 1, the lifting mechanism 2, and the walking mechanism 3 and moved to the specified position. Then, the height of the pipe is adjusted by the hydraulic cylinder 41 as required, and the direction of the portal frame is adjusted to adjust the position of the pipe mouth, so as to achieve fast and accurate positioning of the pipe port, thereby further improving the efficiency of pipe mouth assembly, effectively saving the manpower required during the construction process, thereby further reducing the investment in resources required for construction.
[0030] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.
Claims
1. A portal frame for an inclined tunnel pipeline assembly, comprising a support (1), wherein two operating platforms (5) are symmetrically arranged on the outer side of the support (1), characterized in that: The bracket (1) comprises: a horizontal frame (13) located above the two operating tables (5), the horizontal frame (13) being in contact with the outer walls of the two operating tables (5), one end of the bottom end of the horizontal frame (13) being fixedly connected to a left frame (11), and the other end of the bottom end of the horizontal frame (13) being fixedly connected to a right frame (12), the left frame (11) and the right frame (12) being symmetrical to each other, and the left frame (11) and the right frame (12) being fixedly connected to the two operating tables (5) respectively by bolts; The bracket (1) is provided with a lifting mechanism (2); A walking mechanism (3) is provided at the bottom end of the bracket (1); The support (1) is provided with a hydraulic mechanism (4).
2. The inclined tunnel pipeline assembly portal frame according to claim 1 is characterized in that: The lifting mechanism (2) comprises: a lifting frame (21) arranged outside the horizontal frame (13), and the lifting frame (21) is used to drive the pipeline to rise and fall; The rising frame (21) comprises: two groups of cross braces (211) symmetrically arranged on both sides of the horizontal frame body (13), one group of the cross braces (211) is provided with two, a plurality of reinforcing ribs (2112) are longitudinally equidistantly arranged between the two cross braces (211), the plurality of reinforcing ribs (2112) are fixedly connected to the two cross braces (211), and two telescopic legs (212) are symmetrically fixedly connected inside the bottom ends of the two cross braces (211), and the two telescopic legs (212) are respectively fixedly connected to the left frame body (11) and the right frame body (12).
3. The inclined tunnel pipeline assembly portal frame according to claim 2 is characterized in that: The rising frame (21) further comprises: two groups of mounting members (2111) respectively arranged on one side of the two groups of cross braces (211) close to the horizontal frame body (13); a group of mounting members (2111) is provided with a plurality of mounting members, and the plurality of mounting members (2111) are longitudinally equidistantly fixedly connected to one side of the cross brace (211).
4. The inclined tunnel pipeline assembly portal frame according to claim 3 is characterized in that: The lifting mechanism (2) further comprises: a plurality of pulleys (23) rotatably connected to the top ends of the plurality of mounting members (2111) via rotating shafts; a cable (221) is provided on one side of the two groups of cross braces (211) close to the horizontal frame (13); the cable (221) contacts the outer walls of the plurality of pulleys (23); both ends of the cable (221) are fixedly connected to the two mounting members (2111) respectively; a hook (24) is slidably sleeved on the outer wall of the cable (221); the hook (24) is located below the middle position of the plurality of mounting members (2111).
5. The inclined tunnel pipeline assembly portal frame according to claim 1 is characterized in that: The walking mechanism (3) comprises: a chain transmission assembly (32) arranged at the bottom end of the right frame (12), and the chain transmission assembly (32) is used to drive the bracket (1) to walk: The chain transmission assembly (32) comprises: two groups of sprocket wheels (321) symmetrically arranged below the right frame (12); the two groups of sprocket wheels (321) are rotatably connected to the right frame (12) via a rotating shaft; one group of sprocket wheels (321) is provided with two sprocket wheels (321); the two sprocket wheels (321) are fixedly connected via a connecting shaft.
6. The inclined tunnel pipeline assembly portal frame according to claim 5 is characterized in that: The chain transmission assembly (32) further comprises: two chains (322) symmetrically arranged below the right frame (12), and the inner walls on both sides of the two chains (322) are meshedly sleeved with sprocket wheels (321); The bottom end of the left frame (11) is provided with a chain transmission assembly (32) which is the same as the chain transmission assembly (32) at the bottom end of the right frame (12).
7. The inclined tunnel pipeline assembly portal frame according to claim 6 is characterized in that: The walking mechanism (3) further comprises: a driving device (31) arranged at one end of the horizontal frame (13); The driving device (31) is a distribution box (311) installed at one end of the horizontal frame (13).
8. The inclined tunnel pipeline assembly portal frame according to claim 1 is characterized in that: The hydraulic mechanism (4) comprises: two groups of hydraulic cylinders (41) symmetrically arranged outside the horizontal frame (13), one group of hydraulic cylinders (41) being provided with two, the two hydraulic cylinders (41) being respectively mounted on the top of the left frame (11) and the top of the right frame (12), the output ends of the two hydraulic cylinders (41) being respectively fixedly connected to two mounting members (2111), and the hydraulic cylinders (41) being located on a side of the telescopic support leg (212) close to the horizontal frame (13).
9. The inclined tunnel pipeline assembly portal frame according to claim 8 is characterized in that: The hydraulic mechanism (4) further comprises: two controllers (42) symmetrically mounted on the top of the horizontal frame (13), the two controllers (42) being located at the top of two ends of the horizontal frame (13), respectively.