A heavy-duty sinking headframe for a kilometer vertical shaft hard rock full-face tunneling machine

Abstract

This invention discloses a heavy-duty shaft sinking derrick for a kilometer-long vertical shaft hard rock full-face tunnel boring machine, comprising an outer support frame, a support platform, a lower sheave platform, an upper sheave platform, a sheave house, a lifting beam platform, and two sets of derrick legs. The support platform is connected to the middle of the outer support frame; the upper sheave platform is connected to the top of the outer support frame; the lower sheave platform is connected to the outer support frame and located between the support platform and the upper sheave platform; the sheave house is installed on top of the upper sheave platform; the lifting beam platform is installed on top of the sheave house; the outer support frame has a trapezoidal structure, and the two sets of derrick legs are respectively connected to the bottom ends of the outer support frame. The derrick as a whole adopts a spatial truss support structure, with the upper sheave platform using an inverted V-shaped support structure and the lower sheave platform using a W-shaped support structure, which facilitates effective load transfer. Ample working space is available under the support platform, and the main body of the derrick can be disassembled into several components, making manufacturing, transportation, and installation convenient, and facilitating later disassembly.

Description

Technical Field

[0001] This invention relates to the field of engineering machinery technology, specifically to a heavy-duty shaft sinking derrick for a kilometer-long vertical shaft hard rock full-face tunnel boring machine. Background Technology

[0002] Vertical shafts are important channels and structures for developing underground mineral resources and underground space. Shaft sinking derricks are steel structures used for hoisting and suspending tunneling equipment during vertical shaft construction. Based on the relationship between shaft construction and mine production, using specialized shaft sinking derricks for vertical shaft construction is one of the main methods of shaft construction. However, existing derricks cannot meet the requirements of use, and there is an urgent need to develop a heavy-duty shaft sinking derrick for kilometer-long vertical shaft hard rock full-face tunneling machines. Summary of the Invention

[0003] The purpose of this invention is to address the aforementioned shortcomings by providing a heavy-duty shaft sinking derrick for a kilometer-long vertical shaft hard rock full-face tunnel boring machine, aiming to provide a heavy-duty shaft sinking derrick for a kilometer-long vertical shaft hard rock full-face tunnel boring machine that meets the usage requirements.

[0004] To solve the above-mentioned technical problems, the present invention adopts the following technical solution: a heavy-duty shaft sinking derrick for a kilometer-long vertical shaft hard rock full-face tunneling machine, comprising an outer support frame, a support platform, a lower sheave platform, an upper sheave platform, a sheave house, a lifting beam platform, and two sets of derrick support legs;

[0005] The support platform is connected to the middle of the outer support frame;

[0006] The upper wheel platform is connected to the top of the outer support frame;

[0007] The lower sheave platform is connected to the outer support frame and located between the support platform and the upper sheave platform; the sheave house is installed on top of the upper sheave platform;

[0008] The lifting beam platform is installed on the top of the roof truss house;

[0009] The outer support frame has a trapezoidal structure, and the two sets of derrick legs are respectively connected to the bottom ends of the outer support frame.

[0010] Furthermore, it also includes two sets of first inner support frames, the bottom of which are respectively connected to the two sets of derrick legs, and the top of which are respectively connected to the bottom of the support platform. The two sets of first inner support frames and the support platform form a trapezoidal structure.

[0011] Furthermore, a first crossbar, a second crossbar, a third crossbar, a seventh diagonal bar, and an eighth diagonal bar are also connected between the first inner support frame and the outer support frame;

[0012] One end of the first crossbar is connected to the first inner support seat provided on the first inner support frame, and the other end is connected to the first outer support seat provided on the outer support frame.

[0013] One end of the second crossbar is connected to the second inner support seat provided on the first inner support frame, and the other end is connected to the second outer support seat provided on the outer support frame;

[0014] One end of the third crossbar is connected to the third inner support seat set on the first inner support frame, and the other end is connected to the third outer support seat set on the outer support frame.

[0015] One end of the seventh diagonal bar is connected to the fourth inner support seat set on the first inner support frame, and the other end is connected to the fourth outer support seat set on the outer support frame.

[0016] One end of the eighth diagonal rod is connected to the fifth inner support seat set on the first inner support frame, and the other end is connected to the fifth outer support seat set on the outer support frame.

[0017] Furthermore, a second inner support frame is provided between the support platform and the lower wheel platform.

[0018] Furthermore, the second inner support frame includes a first diagonal bar, a second diagonal bar, a third diagonal bar, and a fourth diagonal bar, which form a W-shaped structure.

[0019] Furthermore, one end of the first diagonal rod is connected to the first support seat disposed on the upper surface of the support platform, and the other end is connected to the sixth outer support seat disposed on the outer support frame;

[0020] One end of the second diagonal rod is connected to a second support seat provided on the upper surface of the support platform, and the other end is connected to a third support seat provided on the lower surface of the lower sheave platform;

[0021] The third diagonal rod end is connected to the fourth support seat provided on the upper surface of the support platform, and the other end is connected to the fifth support seat provided on the lower surface of the lower sheave platform;

[0022] One end of the fourth diagonal rod is connected to the sixth support seat provided on the upper surface of the support platform, and the other end is connected to the seventh outer support seat provided on the outer support frame.

[0023] Furthermore, a third inner support frame is provided between the lower girder platform and the upper girder platform.

[0024] Furthermore, the third inner support frame includes a fifth diagonal bar and a sixth diagonal bar, which form an inverted V-shaped structure.

[0025] Furthermore, one end of the fifth diagonal rod is connected to the eighth outer support seat set on the outer support frame, and the other end is connected to the seventh support seat set on the bottom surface of the upper wheel platform.

[0026] One end of the sixth diagonal rod is connected to the eighth outer support seat set on the outer support frame, and the other end is connected to the eighth support seat set on the bottom surface of the upper wheel platform.

[0027] Furthermore, it also includes a skip unloading frame, and the lower sheave platform is also provided with a sleeve, the upper end of which is slidably connected inside the sleeve.

[0028] The beneficial effects of this invention are reflected in:

[0029] This invention employs a two-tiered sheave platform. The lower platform houses the sheave for suspending and lifting the hoisting car, as well as the sheave suspended by cables and safety ladders. The upper platform houses the sheave for the slag removal hoisting winch and the sheave suspended by the flexible guideway. This allows the derrick to be used simultaneously for both launching shaft drilling and well equipment installation. The overall structure utilizes a spatial truss support structure, and the main body of the derrick can be disassembled into several components. These components are connected by bolts and flanges, facilitating manufacturing, transportation, and installation, and allowing for easy disassembly and reuse, thus reducing project investment. Attached Figure Description

[0030] Figure 1 This is a structural view of a heavy-duty shaft sinking derrick for a full-face tunnel boring machine in hard rock at a depth of one kilometer, according to an embodiment of the present invention.

[0031] Figure 2 This is a side view of a heavy-duty shaft sinking derrick for a full-face tunnel boring machine in hard rock at a depth of one kilometer, according to an embodiment of the present invention.

[0032] Figure 3 This is a plan view of the lower pylon platform according to an embodiment of the present invention;

[0033] Figure 4 This is a plan view of the upper wheel platform according to an embodiment of the present invention;

[0034] Figure 5 This is a plan view of the support platform according to an embodiment of the present invention;

[0035] Figure 6 This is a plan view of the lifting beam platform according to an embodiment of the present invention;

[0036] 1. Derrick support legs; 2. External support frame; 3. Support platform; 4. Lower sheave platform; 5. Upper sheave platform; 6. Sheave house; 7. Lifting beam platform; 8. First internal support frame; 9. Second internal support frame; 91. First diagonal brace; 92. Second diagonal brace; 93. Third diagonal brace; 94. Fourth diagonal brace; 10. Third internal support frame; 101. Fifth diagonal brace; 102. Sixth diagonal brace; 11. Skip unloading frame; 12. First horizontal bar; 13. Second horizontal bar; 14. Third horizontal bar; 15. Seventh diagonal brace; 16. Eighth diagonal brace; 17. First internal support seat; 18. Second internal support Support seat; 19. Third inner support seat; 20. Fourth inner support seat; 21. Fifth inner support seat; 22. First outer support seat; 23. Second outer support seat; 24. Third outer support seat; 25. Fourth outer support seat; 26. Fifth outer support seat; 27. Sixth outer support seat; 28. Seventh outer support seat; 29. ​​Eighth outer support seat; 30. First support seat; 31. Second support seat; 32. Third support seat; 33. Fourth support seat; 34. Fifth support seat; 35. Sixth support seat; 36. Seventh support seat; 37. Eighth support seat; 38. Sleeve; 39. Working ladder. Detailed Implementation

[0037] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all of them. Unless otherwise specified, the embodiments and features in the embodiments of this application can be combined with each other.

[0038] See Figures 1 to 6 .

[0039] This invention discloses a heavy-duty shaft sinking derrick for a kilometer-long vertical shaft hard rock full-face tunnel boring machine, including an outer support frame 2, a support platform 3, a lower sheave platform 4, an upper sheave platform 5, a sheave house 6, a lifting beam platform 7, and two sets of derrick support legs 1;

[0040] The support platform 3 is connected to the middle of the outer support frame 2;

[0041] The upper wheel platform 5 is connected to the top of the outer support frame 2;

[0042] The lower sheave platform 4 is connected to the outer support frame 2 and is located between the support platform 3 and the upper sheave platform 5; the sheave house 6 is installed on top of the upper sheave platform 5;

[0043] The lifting beam platform 7 is installed on top of the sheave house 6;

[0044] The outer support frame 2 has a trapezoidal structure, and the two sets of derrick legs 1 are respectively connected to the bottom ends of the outer support frame 2. This derrick features two-layer sheave platforms: the lower platform houses the sheave for suspending and lifting the hoisting car, as well as the sheave for suspending cables and safety ladders; the upper platform houses the sheave for slag removal and hoisting winches and the sheave for suspending flexible guideways. This allows the derrick to be used simultaneously for both launching shaft drilling and shaft equipment installation. The overall structure employs a space truss support structure, and the main body of the derrick can be disassembled into several components. These components are connected by bolts and flanges, facilitating manufacturing, transportation, and installation, and allowing for easy disassembly and reuse, thus reducing project investment.

[0045] In one embodiment, the system further includes two sets of first inner support frames 8. The bottoms of the two sets of first inner support frames 8 are respectively connected to the bottoms of the two sets of derrick legs 1, and the tops are respectively connected to the bottom of the support platform 3. The two sets of first inner support frames 8 and the support platform 3 form a trapezoidal structure. Setting the two sets of first inner support frames and the support platform into a trapezoidal structure makes the structure more stable.

[0046] In one embodiment, a first crossbar 12, a second crossbar 13, a third crossbar 14, a seventh diagonal bar 15 and an eighth diagonal bar 16 are also connected between the first inner support frame 8 and the outer support frame 2.

[0047] One end of the first crossbar 12 is connected to the first inner support seat 17 disposed on the first inner support frame 8, and the other end is connected to the first outer support seat 22 disposed on the outer support frame 2.

[0048] One end of the second crossbar 13 is connected to the second inner support seat 18 provided on the first inner support frame 8, and the other end is connected to the second outer support seat 23 provided on the outer support frame 2;

[0049] One end of the third crossbar 14 is connected to the third inner support seat 19 provided on the first inner support frame 8, and the other end is connected to the third outer support seat 24 provided on the outer support frame 2.

[0050] One end of the seventh diagonal bar 15 is connected to the fourth inner support seat 20 provided on the first inner support frame 8, and the other end is connected to the fourth outer support seat 25 provided on the outer support frame 2.

[0051] One end of the eighth diagonal rod 16 is connected to the fifth inner support seat 21 set on the first inner support frame 8, and the other end is connected to the fifth outer support seat 26 set on the outer support frame 2.

[0052] In one embodiment, a second inner support frame 9 is provided between the support platform 3 and the lower sheave platform 4. The support platform is U-shaped and connected in the middle by steel pipes, angle steel and node plates, making the entire support platform more stable and able to withstand a greater load.

[0053] In one embodiment, the second inner support frame 9 includes a first diagonal brace 91, a second diagonal brace 92, a third diagonal brace 93, and a fourth diagonal brace 94, which form a W-shaped structure. The W-shaped support structure between the support platform and the lower sheave platform facilitates effective load transfer and provides ample working space beneath the support platform.

[0054] In one embodiment, one end of the first diagonal bar 91 is connected to the first support seat 30 disposed on the upper surface of the support platform 3, and the other end is connected to the sixth outer support seat 27 disposed on the outer support frame 2;

[0055] One end of the second diagonal bar 92 is connected to the second support seat 31 provided on the upper surface of the support platform 3, and the other end is connected to the third support seat 32 provided on the lower surface of the lower sheave platform 4;

[0056] The third diagonal rod 93 is connected at one end to the fourth support seat 33 on the upper surface of the support platform 3, and at the other end to the fifth support seat 34 on the lower surface of the lower sheave platform 4.

[0057] One end of the fourth diagonal bar 94 is connected to the sixth support seat 35 disposed on the upper surface of the support platform 3, and the other end is connected to the seventh outer support seat 28 disposed on the outer support frame 2.

[0058] In one embodiment, a third inner support frame 10 is provided between the lower sheave platform 4 and the upper sheave platform 5. The lower and upper sheave platforms are constructed of combined I-beams and node plates, forming an overall H-shape, which makes the structure more stable.

[0059] In one embodiment, the third inner support frame 10 includes a fifth diagonal brace 101 and a sixth diagonal brace 102, which form an inverted V-shaped structure. The inverted V-shaped support structure between the lower sheave platform and the upper sheave platform facilitates effective load transfer and provides ample working space beneath the support platform.

[0060] In one embodiment, one end of the fifth inclined rod 101 is connected to the eighth outer support seat 29 disposed on the outer support frame 2, and the other end is connected to the seventh support seat 36 disposed on the bottom surface of the upper wheel platform 5;

[0061] One end of the sixth diagonal bar 102 is connected to the eighth outer support seat 29 set on the outer support frame 2, and the other end is connected to the eighth support seat 37 set on the bottom surface of the upper wheel platform 5.

[0062] In one embodiment, the system further includes a skip unloading sleeve 11, and a sleeve 38 is provided on the lower sheave platform 4. The upper end of the skip unloading sleeve 11 is slidably connected inside the sleeve 38. The skip unloading sleeve is vertically movable. This design allows for fine-tuning of the column foot support height of the derrick legs, thereby reducing the impact of occasional uneven settlement of the derrick foundation on the derrick.

[0063] In one embodiment, a working ladder 39 is also included, which extends upward from the ground to the upper sheave platform 5 and is fixedly connected to both the support platform 3 and the sheave platform. The working ladders between the platforms facilitate movement of personnel when equipment maintenance is required.

[0064] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A heavy-duty shaft sinking derrick for a kilometer-long vertical shaft hard rock full-face tunnel boring machine, characterized in that: It includes an external support frame (2), a support platform (3), a lower sheave platform (4), an upper sheave platform (5), a sheave house (6), a lifting beam platform (7), and two sets of derrick legs (1); The support platform (3) is connected to the middle of the outer support frame (2); The upper wheel platform (5) is connected to the top of the outer support frame (2); The lower sheave platform (4) is connected to the outer support frame (2) and located between the support platform (3) and the upper sheave platform (5); the sheave house (6) is installed on top of the upper sheave platform (5); The lifting beam platform (7) is installed on top of the roof wheel house (6); The outer support frame (2) has a trapezoidal structure, and the two sets of derrick legs (1) are respectively connected to the bottom ends of the outer support frame (2); It also includes two sets of first inner support frames (8), the bottom of the two sets of first inner support frames (8) are respectively connected to the two sets of derrick legs (1), and the tops are respectively connected to the bottom of the support platform (3). The two sets of first inner support frames (8) and the support platform (3) form a trapezoidal structure. The first inner support frame (8) and the outer support frame (2) are also connected by a first horizontal bar (12), a second horizontal bar (13), a third horizontal bar (14), a seventh diagonal bar (15) and an eighth diagonal bar (16); One end of the first crossbar (12) is connected to the first inner support seat (17) provided on the first inner support frame (8), and the other end is connected to the first outer support seat (22) provided on the outer support frame (2); One end of the second crossbar (13) is connected to the second inner support seat (18) provided on the first inner support frame (8), and the other end is connected to the second outer support seat (23) provided on the outer support frame (2); One end of the third crossbar (14) is connected to the third inner support seat (19) provided on the first inner support frame (8), and the other end is connected to the third outer support seat (24) provided on the outer support frame (2); One end of the seventh diagonal bar (15) is connected to the fourth inner support seat (20) provided on the first inner support frame (8), and the other end is connected to the fourth outer support seat (25) provided on the outer support frame (2); One end of the eighth diagonal bar (16) is connected to the fifth inner support seat (21) set on the first inner support frame (8), and the other end is connected to the fifth outer support seat (26) set on the outer support frame (2); The lower sheave platform (4) is used to arrange the sheave for suspending and lifting the car and the sheave for suspending cables and safety ladders; the upper sheave platform (5) is used to arrange the sheave for slag discharge lifting winch and the sheave for suspending flexible tank track. It also includes a skip unloading frame (11), and the lower wheel platform (4) is also provided with a sleeve (38), the upper end of the skip unloading frame (11) is slidably connected in the sleeve (38).

2. The heavy-duty shaft sinking gantry for a kilometer-long vertical shaft hard rock full-face tunnel boring machine according to claim 1, characterized in that: A second inner support frame (9) is provided between the support platform (3) and the lower wheel platform (4).

3. The heavy-duty shaft sinking gantry for a kilometer-long vertical shaft hard rock full-face tunnel boring machine according to claim 2, characterized in that: The second inner support frame (9) includes a first diagonal bar (91), a second diagonal bar (92), a third diagonal bar (93) and a fourth diagonal bar (94), which form a W-shaped structure.

4. The heavy-duty shaft sinking gantry for a kilometer-long vertical shaft hard rock full-face tunnel boring machine according to claim 3, characterized in that: One end of the first diagonal bar (91) is connected to the first support seat (30) provided on the upper surface of the support platform (3), and the other end is connected to the sixth outer support seat (27) provided on the outer support frame (2); One end of the second diagonal bar (92) is connected to the second support seat (31) provided on the upper surface of the support platform (3), and the other end is connected to the third support seat (32) provided on the lower surface of the lower sheave platform (4); The third diagonal bar (93) is connected at one end to the fourth support seat (33) on the upper surface of the support platform (3), and at the other end to the fifth support seat (34) on the lower surface of the lower wheel platform (4). One end of the fourth diagonal bar (94) is connected to the sixth support seat (35) on the upper surface of the support platform (3), and the other end is connected to the seventh outer support seat (28) on the outer support frame (2).

5. The heavy-duty shaft sinking gantry for a kilometer-long vertical shaft hard rock full-face tunnel boring machine according to claim 1, characterized in that: A third inner support frame (10) is provided between the lower girder platform (4) and the upper girder platform (5).

6. The heavy-duty shaft sinking gantry for a kilometer-long vertical shaft hard rock full-face tunnel boring machine according to claim 5, characterized in that: The third inner support frame (10) includes a fifth diagonal bar (101) and a sixth diagonal bar (102), which form an inverted V-shaped structure.

7. The heavy-duty shaft sinking gantry for a kilometer-long vertical shaft hard rock full-face tunnel boring machine according to claim 6, characterized in that: One end of the fifth diagonal bar (101) is connected to the eighth outer support seat (29) set on the outer support frame (2), and the other end is connected to the seventh support seat (36) set on the bottom surface of the upper wheel platform (5); One end of the sixth diagonal bar (102) is connected to the eighth outer support seat (29) set on the outer support frame (2), and the other end is connected to the eighth support seat (37) set on the bottom surface of the upper wheel platform (5).

Images