Positioning device for slip form construction of water conservancy vertical shaft

Abstract

The utility model discloses a positioning device for water conservancy vertical shaft slip form construction, which comprises a vertical shaft, a plurality of supports arranged along the circumference are arranged on the vertical shaft, traction ropes are arranged in the supports in a penetrating manner, the same ends of the traction ropes are fixedly connected with traction equipment, and the other ends of the traction ropes are connected with slip form positioning units in a sliding manner. The positioning device solves the problems that in the prior art, construction difficulty is large, and quick positioning cannot be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of sliding film positioning equipment and relates to a positioning device for sliding form construction of a hydraulic shaft. Background Art

[0002] Slipform construction is a construction technology for cast-in-place concrete engineering. Slipform formwork is a sliding formwork system used in the construction of concrete structures. Slipform formwork is generally a fixed-size fixed formwork, which is towed by traction equipment. Slipform engineering technology is a high degree of mechanization, fast construction speed, and less site occupation in the construction of cast-in-place concrete structures in my country. In order to save site space during the construction of the shaft, the slipform method is generally used to cast the shaft.

[0003] The Chinese utility model patent with publication date of March 14, 2023 and publication number CN218622321U: A positioning device for slipform construction of a water conservancy shaft, comprising a slipform, a traction device and a positioning rod; the shaft is arranged inside the base soil, the slipform is located inside the shaft, a plurality of traction ropes are installed on the side of the slipform, a traction device is fixed on the top of each traction rope, a plurality of connecting rods are fixedly installed on the inner side of the slipform, and a positioning sleeve is fixedly installed on the ends of the connecting rods, the bottom of the positioning rod is inserted into the bottom center position of the shaft, and the inner part of the positioning sleeve is slidably installed on the positioning rod.

[0004] In the above patent, before the slipform construction is carried out, a positioning rod needs to be installed inside the shaft, and it needs to be ensured that the positioning rod is coaxial with the shaft after positioning, and then the positioning sleeve needs to be installed on the positioning rod to achieve positioning. In the actual construction process, the positioning and installation of the positioning rod increases the difficulty of the entire construction, the installation accuracy requirements are high, the process is cumbersome, and it is impossible to quickly position. Utility Model Content

[0005] The utility model aims to provide a positioning device for hydraulic shaft slipform construction, which solves the problems of great construction difficulty and inability to quickly position in the prior art.

[0006] The technical solution adopted by the utility model is a positioning device for slipform construction of a hydraulic shaft, comprising a shaft, a plurality of brackets arranged along the circumference of the shaft, traction ropes passing through the plurality of brackets, a traction device being fixedly connected to the same end of the plurality of traction ropes, and a slipform positioning unit being slidably connected to the other end of the plurality of traction ropes.

[0007] The utility model is also characterized in that:

[0008] The sliding mold positioning unit comprises a sliding mold unit, and a plurality of positioning units are fixedly connected to the sliding mold unit.

[0009] The slipform unit includes a slipform frame, a boss is provided on the outer wall of one end of the slipform frame, and first through holes corresponding to a plurality of traction ropes are opened on the boss, and telescopic rods are slidably connected in the plurality of first through holes, and the same ends of the plurality of telescopic rods are respectively connected to a plurality of traction ropes one by one, and the other ends of the plurality of telescopic rods extend to the bottom of the slipform frame, and a plurality of positioning units are evenly fixed along the circumference to one end of the slipform frame away from the traction device.

[0010] The positioning unit includes a fixed seat, the fixed seat is prismatic, one end of the fixed seat is fixedly connected to the sliding formwork frame, and the other end of the fixed seat is fixedly connected to an extension plate on the side of the fixed seat, the overall cross-section formed by the fixed seat and the extension plate is "L" shaped, a second through hole is opened on one side of the surface of the fixed seat, a translation frame is arranged in the second through hole, the translation frame is slidably connected to the fixed seat, two third through holes are opened on the surface of the extension plate, and a limit frame is arranged in the two third through holes, the limit frame has a "U"-shaped cross-section, one end of the limit frame is fixedly connected to a reset spring, the other end of the reset spring is fixedly connected to the telescopic rod, the other end of the limit frame is fixedly connected to a top head, the top head contacts the translation frame, and the bottom of the sliding formwork frame is also fixedly connected to a vertical frame, the vertical frame has an "H"-shaped cross-section, the translation frame is slidably connected to the vertical frame, and a rotating plate is rotatably connected to the vertical frame, an inclined frame is provided at the end of the translation frame away from the fixed seat, a plug rod is fixedly connected to the other end of the inclined frame, the plug rod is rotatably connected to the rotating plate, and a pulley is provided at the end of the rotating plate close to the limit frame.

[0011] A groove is provided on the side of the rotating plate along the length direction, the insertion rod passes through the groove, and the vertical frame is rotatably connected with the rotating plate in the groove.

[0012] The bottom of the sliding formwork frame is also fixedly connected with a limiting seat, the vertical frame is slidably connected with the limiting seat, and the limiting seat is arranged between the vertical frame and the fixed seat.

[0013] The beneficial effect of the utility model is as follows: by installing a telescopic rod on the slipform frame, the telescopic rod is connected to the traction rope, and when the slipform frame is placed inside the shaft, the slipform frame will move along the telescopic rod due to its own gravity, and the translation frame on the slipform frame will move toward the top head position, and when the top head pushes the translation frame toward the central axis direction of the slipform frame, the translation frame will drive the insertion rod to push the rotating plate, and the rotating plate rotates to be opened and fits inside the shaft. When the rotating plates on the slipform frame are opened at the same time, the slipform frame can be adjusted to the central axis position of the shaft as a whole, thereby realizing quick positioning. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of a positioning device for hydraulic shaft slipform construction of the utility model;

[0015] Figure 2 yes Figure 1 A is an enlarged view of the middle image.

[0016] In the figure, 1. vertical shaft, 2. traction rope, 3. traction equipment, 4. bracket, 5. telescopic rod, 6. boss, 7. pulley, 8. rotating plate, 9. vertical frame, 10. fixed seat, 11. return spring, 12. extension plate, 13. top head, 14. limit frame, 15. groove, 16. insertion rod, 17. inclined frame, 18. limit seat, 19. translation frame, 20. sliding frame. DETAILED DESCRIPTION

[0017] The utility model is described in detail below with reference to the accompanying drawings and specific implementation modes.

[0018] The utility model provides a positioning device for hydraulic shaft slipform construction, such as Figure 1 As shown, it includes a vertical shaft 1, on which are provided a number of brackets 4 arranged along the circumference, in which are inserted traction ropes 2, the same end of the traction ropes 2 is commonly fixedly connected to a traction device 3, and the other ends of the traction ropes 2 are slidably connected to a slipform positioning unit; the slipform positioning unit includes a slipform unit, on which are fixedly connected a number of positioning units; the slipform unit includes a slipform frame 20, the outer wall of one end of the slipform frame 20 is provided with a boss 6, on which are provided first through holes corresponding to the traction ropes 2, in which are slidably connected telescopic rods 5, the same end of the telescopic rods 5 is respectively connected one-to-one with the traction ropes 2, the other ends of the telescopic rods 5 extend to the bottom of the slipform frame 20, and a number of positioning units are uniformly fixedly connected to the end of the slipform frame 20 away from the traction device 3 along the circumference. As shown Figure 2As shown, the positioning unit includes a fixed seat 10, which is in a prismatic shape. One end of the fixed seat 10 is fixedly connected to the sliding mold frame 20, and the other end of the fixed seat 10 is fixedly connected to the side of the extension plate 12. The overall cross-section formed by the fixed seat 10 and the extension plate 12 is "L" shaped. A second through hole is opened on one side of the surface of the fixed seat 10, and a translation frame 19 is arranged in the second through hole. The translation frame 19 is slidably connected to the fixed seat 10, and two third through holes are opened on the surface of the extension plate 12. The two third through holes are A limit frame 14 is arranged in the three-way hole, and the cross section of the limit frame 14 is "U" shaped. A reset spring 11 is fixedly connected to one end of the limit frame 14, and the other end of the reset spring 11 is fixedly connected to the telescopic rod 5. A top head 13 is fixedly connected to the other end of the limit frame 14, and the top head 13 contacts the translation frame 19. The contact surface between the top head 13 and the translation frame 19 is an inclined surface, and the translation frame 19 contacts and slides along the inclined surface of the top head 13. A vertical frame 9 is also fixedly connected to the bottom of the sliding form frame 20, and the cross section of the vertical frame 9 is "H" shaped. The swivel plate 8 is rotatably connected to the translation frame 19, and a rotating plate 8 is rotatably connected to the vertical frame 9. The vertical frame 9 can be used to limit the rotating plate 8 through the vertical frame 9, and the rotating plate 8 can be rotated at the position of the vertical frame 9, so as to ensure that the rotating plate 8 will not change its position during rotation. The translation frame 19 is provided with an inclined frame 17 at one end away from the fixed seat 10, and the other end of the inclined frame 17 is fixedly connected to the insertion rod 16. When the translation frame 19 moves horizontally, the vertical position of the horizontal movement of the insertion rod 16 will not change. The insertion rod 16 is rotatably connected to the rotating plate 8, and a pulley 7 is provided at one end of the rotating plate 8 close to the limiting frame 14; a groove 15 is opened on the side surface of the rotating plate 8 along the long direction, and the insertion rod 16 passes through the groove 15, and the vertical frame 9 is rotatably connected to the rotating plate 8 in the groove 15; the bottom of the sliding formwork frame 20 is also fixedly connected with a limiting seat 18, and the vertical frame 9 is slidably connected with the limiting seat 18. The limiting seat 18 is arranged between the vertical frame 9 and the fixed seat 10, and the limiting of the translation frame 19 is realized by the limiting seat 18.

[0019] The positioning device for slipform construction of a water conservancy shaft provided by the utility model works as follows: when the slipform frame 20 is placed at the end of the shaft 1, the slipform frame 20 is released, and the slipform frame 20 will move down along the telescopic rod 5 due to rapid reaction of gravity, and the translation frame 19 passes through the fixed seat 10 and moves to the position of the top head 13. Under the action of mutual force, the top head 13 pushes the translation frame 19 horizontally, and the translation frame 19 slides and drives the insertion rod 16 to push the rotating plate 8 through the inclined frame 17. The rotating plate 8 rotates with the connection with the vertical frame 9 as the axis, and the rotating plate 8 drives the pulley 7 to rotate toward the inner wall of the shaft 1; one or more pulleys 7 simultaneously press against the inner wall of the shaft 1, so that the slipform frame 20 is quickly located at the central axis position of the shaft 1, thereby realizing rapid positioning, and the positioning process is simple to operate and completely relies on the slipform frame 20 itself, and will not increase the difficulty of construction.

[0020] Example 1

[0021] The positioning device for hydraulic shaft slipform construction proposed in this embodiment is as follows: Figure 1As shown, it includes a vertical shaft 1, on which are provided a plurality of brackets 4 arranged along the circumference, wherein traction ropes 2 are passed through each of the brackets 4, a traction device 3 is fixedly connected to the same end of the plurality of traction ropes 2, and a sliding mold positioning unit is slidably connected to the other end of the plurality of traction ropes 2.

[0022] Example 2

[0023] The positioning device for hydraulic shaft slipform construction proposed in this embodiment is as follows: Figure 1 As shown, it includes a vertical shaft 1, on which are provided a plurality of brackets 4 arranged along the circumference, in which traction ropes 2 are passed through each of the brackets 4, the same end of each of the traction ropes 2 is fixedly connected to a traction device 3, and the other ends of each of the traction ropes 2 are slidably connected to a slipform positioning unit; the slipform positioning unit includes a slipform unit, on which a plurality of positioning units are fixedly connected; the slipform unit includes a slipform frame 20, a boss 6 is provided on the outer wall at one end of the slipform frame 20, a first through hole corresponding to the plurality of traction ropes 2 is provided on the boss 6, and telescopic rods 5 are slidably connected in each of the first through holes, the same end of each of the telescopic rods 5 is respectively connected to a plurality of traction ropes 2 in a one-to-one correspondence, and the other ends of each of the telescopic rods 5 extend to the bottom of the slipform frame 20, and a plurality of positioning units are uniformly fixedly connected to an end of the slipform frame 20 away from the traction device 3 along the circumference.

[0024] Example 3

[0025] The positioning device for hydraulic shaft slipform construction proposed in this embodiment is as follows: Figure 1 As shown, it includes a vertical shaft 1, on which are provided a number of brackets 4 arranged along the circumference, in which are inserted traction ropes 2, the same end of the traction ropes 2 is commonly fixedly connected to a traction device 3, and the other ends of the traction ropes 2 are slidably connected to a slipform positioning unit; the slipform positioning unit includes a slipform unit, on which are fixedly connected a number of positioning units; the slipform unit includes a slipform frame 20, the outer wall of one end of the slipform frame 20 is provided with a boss 6, on which are provided first through holes corresponding to the traction ropes 2, in which are slidably connected telescopic rods 5, the same end of the telescopic rods 5 is respectively connected one-to-one with the traction ropes 2, the other ends of the telescopic rods 5 extend to the bottom of the slipform frame 20, and a number of positioning units are uniformly fixedly connected to the end of the slipform frame 20 away from the traction device 3 along the circumference. As shown Figure 2As shown, the positioning unit includes a fixed seat 10, which is in a prismatic shape. One end of the fixed seat 10 is fixedly connected to the sliding mold frame 20, and the other end of the fixed seat 10 is fixedly connected to the side of the extension plate 12. The overall cross-section of the fixed seat 10 and the extension plate 12 is "L"-shaped. A second through hole is opened on one side of the surface of the fixed seat 10, and a translation frame 19 is arranged in the second through hole. The translation frame 19 is slidably connected to the fixed seat 10. Two third through holes are opened on the surface of the extension plate 12, and a limiting frame 14 is arranged in the two third through holes. The cross-section of the limiting frame 14 is "U"-shaped. The limiting frame 14 is A return spring 11 is fixedly connected to the end thereof, and the other end of the return spring 11 is fixedly connected to the telescopic rod 5. A top head 13 is fixedly connected to the other end of the limit frame 14, and the top head 13 is in contact with the translation frame 19. A vertical frame 9 is also fixedly connected to the bottom of the slipform frame 20. The cross-section of the vertical frame 9 is "H"-shaped. The translation frame 19 is slidingly connected to the vertical frame 9, and a rotating plate 8 is rotatably connected to the vertical frame 9. An inclined frame 17 is provided at the end of the translation frame 19 away from the fixed seat 10, and an insertion rod 16 is fixedly connected to the other end of the inclined frame 17. The insertion rod 16 is rotatably connected to the rotating plate 8, and a pulley 7 is provided at the end of the rotating plate 8 close to the limit frame 14.

[0026] Example 4

[0027] The positioning device for hydraulic shaft slipform construction proposed in this embodiment is as follows: Figure 1 As shown, it includes a vertical shaft 1, on which are provided a number of brackets 4 arranged along the circumference, in which are inserted traction ropes 2, the same end of the traction ropes 2 is commonly fixedly connected to a traction device 3, and the other ends of the traction ropes 2 are slidably connected to a slipform positioning unit; the slipform positioning unit includes a slipform unit, on which are fixedly connected a number of positioning units; the slipform unit includes a slipform frame 20, the outer wall of one end of the slipform frame 20 is provided with a boss 6, on which are provided first through holes corresponding to the traction ropes 2, in which are slidably connected telescopic rods 5, the same end of the telescopic rods 5 is respectively connected one-to-one with the traction ropes 2, the other ends of the telescopic rods 5 extend to the bottom of the slipform frame 20, and a number of positioning units are uniformly fixedly connected to the end of the slipform frame 20 away from the traction device 3 along the circumference. As shown Figure 2As shown, the positioning unit includes a fixed seat 10, which is prismatic, one end of the fixed seat 10 is fixedly connected to the sliding mold frame 20, and the other end of the fixed seat 10 is fixedly connected to the side of the extension plate 12, and the overall cross-section formed by the fixed seat 10 and the extension plate 12 is "L"-shaped, a second through hole is provided on one side of the surface of the fixed seat 10, and a translation frame 19 is provided in the second through hole, and the translation frame 19 is slidably connected to the fixed seat 10, and two third through holes are provided on the surface of the extension plate 12, and a limiting frame 14 is provided in the two third through holes, and the cross-section of the limiting frame 14 is "U"-shaped, and a reset spring 11 is fixedly connected to one end of the limiting frame 14, and the other end of the reset spring 11 is fixedly connected to the telescopic rod 5, and the other end of the limiting frame 14 is fixedly connected to the head 13, and the head 1 3 is in contact with the translation frame 19, and a vertical frame 9 is also fixedly connected to the bottom of the sliding formwork frame 20. The cross section of the vertical frame 9 is "H"-shaped. The translation frame 19 is slidably connected to the vertical frame 9. A rotating plate 8 is rotatably connected to the vertical frame 9. An inclined frame 17 is provided at one end of the translation frame 19 away from the fixed seat 10. A plug rod 16 is fixedly connected to the other end of the inclined frame 17. The plug rod 16 is rotatably connected to the rotating plate 8. A pulley 7 is provided at one end of the rotating plate 8 close to the limiting frame 14; a groove 15 is opened along the length of the side surface of the rotating plate 8, and the plug rod 16 passes through the groove 15. The vertical frame 9 is rotatably connected to the rotating plate 8 in the groove 15; a limiting seat 18 is also fixedly connected to the bottom of the sliding formwork frame 20, and the vertical frame 9 is slidably connected to the limiting seat 18. The limiting seat 18 is arranged between the vertical frame 9 and the fixed seat 10.

Claims

1. A positioning device for hydraulic shaft slipform construction, characterized in that: The invention comprises a vertical shaft (1), wherein a plurality of brackets (4) arranged along a circumference are provided on the vertical shaft (1), a traction rope (2) is passed through each of the brackets (4), a traction device (3) is fixedly connected to the same end of the plurality of traction ropes (2), and a sliding mold positioning unit is slidably connected to the other end of the plurality of traction ropes (2); The sliding mold positioning unit comprises a sliding mold unit, and a plurality of positioning units are fixedly connected to the sliding mold unit; The sliding form unit comprises a sliding form frame (20), an outer wall of one end of the sliding form frame (20) is provided with a boss (6), the boss (6) is provided with a first through hole corresponding to the plurality of traction ropes (2), a telescopic rod (5) is slidably connected in the plurality of first through holes, the same end of the plurality of telescopic rods (5) is respectively connected to the plurality of traction ropes (2) in a one-to-one correspondence, the other ends of the plurality of telescopic rods (5) extend to the bottom of the sliding form frame (20), and the plurality of positioning units are uniformly fixed to the end of the sliding form frame (20) away from the traction device (3) along the circumference; The positioning unit comprises a fixed seat (10), the fixed seat (10) being in a prism shape, one end of the fixed seat (10) being fixedly connected to the sliding mold frame (20), the other end of the fixed seat (10) being fixedly connected to a side surface of an extension plate (12), the overall cross section formed by the fixed seat (10) and the extension plate (12) being in an "L" shape, a second through hole being provided on one side of the surface of the fixed seat (10), a translation frame (19) being provided in the second through hole, the translation frame (19) being slidably connected to the fixed seat (10), two third through holes being provided on the surface of the extension plate (12), a limiting frame (14) being provided in the two third through holes, the limiting frame (14) having a "U"-shaped cross section, one end of the limiting frame (14) being fixedly connected to a return spring (11), The other end of the return spring (11) is fixedly connected to the telescopic rod (5); the other end of the limit frame (14) is fixedly connected to a top head (13); the top head (13) is in contact with the translation frame (19); the bottom of the sliding frame (20) is also fixedly connected to a vertical frame (9); the cross section of the vertical frame (9) is "H"-shaped; the translation frame (19) is slidably connected to the vertical frame (9); a rotating plate (8) is rotatably connected to the vertical frame (9); an inclined frame (17) is provided at one end of the translation frame (19) away from the fixed seat (10); the other end of the inclined frame (17) is fixedly connected to an insertion rod (16); the insertion rod (16) is rotatably connected to the rotating plate (8); a pulley (7) is provided at one end of the rotating plate (8) close to the limit frame (14); A groove (15) is provided on the side surface of the rotating plate (8) along the length direction, the insertion rod (16) passes through the groove (15), and the vertical frame (9) is rotatably connected to the rotating plate (8) in the groove (15); The bottom of the sliding formwork frame (20) is also fixedly connected to a limiting seat (18), the vertical frame (9) is slidably connected to the limiting seat (18), and the limiting seat (18) is arranged between the vertical frame (9) and the fixed seat (10).

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