Full-circle tunnel lining form carriage

Abstract

The utility model discloses a full circle tunnel lining formwork trolley, include: steel mould, top die rack, steel mould support screw rod, side mould hydraulic cylinder, middle beam support screw rod, bottom arch formwork support screw rod, hydraulic cylinder, upper longitudinal beam, lower longitudinal beam, bottom die lifting hydraulic cylinder, bottom die lifting beam, electric wheel type chain track, 1.5kV vibrator and horizontal die translation hydraulic cylinder, and steel mould support screw rod is connected steel mould, main beam and bottom die lifting beam through bolt, top die rack is connected with steel mould, and hydraulic cylinder controls the movement of side mould, bottom die and horizontal die respectively, electric wheel type chain track drives trolley to go forward, and vibrator ensures that concrete is even, the utility model discloses a full circle tunnel lining formwork trolley can realize tunnel full circle 6 meters lining, replaces artificial formwork, reduces cost, improves construction efficiency and quality.

Description

Technical Field

[0001] This utility model belongs to the field of water conservancy and hydropower engineering construction technology, specifically relating to a full-circle tunnel lining formwork trolley. Background Technology

[0002] As a crucial component of pumped-storage power stations, the water intake tunnel requires extremely high-quality concrete lining construction. Traditionally, this stage primarily relied on manual formwork for concrete lining to ensure structural stability and impermeability. However, with the rapid development of pumped-storage power stations, the number of projects has increased, and construction cycles have shortened. Conventional manual formwork methods are inefficient and time-consuming, making them unsuitable for modern engineering needs. Utility Model Content

[0003] The technical problem to be solved by this utility model is to provide a full-circle tunnel lining formwork trolley that can realize full-circle 6-meter tunnel lining, replace manual formwork, reduce costs, and improve construction efficiency and quality.

[0004] The technical solution of this utility model is as follows: a full-circle tunnel lining formwork trolley, comprising: a steel mold, a top mold frame, steel mold support screws, side mold hydraulic cylinders, a middle beam support screw, a bottom arch formwork support screw, a hydraulic cylinder, an upper longitudinal beam, a lower longitudinal beam, a bottom mold lifting hydraulic cylinder, a bottom mold lifting beam, an electric wheeled chain track, a 1.5kV vibrator, and a horizontal mold translation hydraulic cylinder. The steel mold support screws are connected to the steel mold, upper longitudinal beam, lower longitudinal beam, and bottom mold lifting beam respectively by bolts. The top mold frame is connected to the steel mold by bolts. The side mold hydraulic cylinder is connected to the side mold and located on the side of the trolley. The bottom mold lifting hydraulic cylinder is connected to the bottom mold lifting... The beam is connected and located at the bottom of the trolley. The horizontal mold translation hydraulic cylinder is connected to the end support frame and located in the lateral position of the trolley. The hydraulic cylinder is connected to the lower longitudinal beam by bolts and located in the lower frame of the trolley. The middle beam support screw is connected to the upper and lower longitudinal beams respectively and located in the middle of the trolley. The bottom arch template support screw is located in the bottom arch area and connected to the bottom arch template. The upper longitudinal beam is connected to the top mold frame by bolts. The electric wheeled chain track is located in the bottom frame of the trolley and connected to the hydraulic cylinder. The 1.5kV vibrator is installed on the steel mold. The horizontal mold translation hydraulic cylinder is connected to the end support frame of the trolley.

[0005] Furthermore, the panel of the steel mold is made of 10mm thick steel plate, the connecting flange of the steel mold is made of 14mm thick steel plate, and the reinforcing ribs of the steel mold are made of equal-sided angle steel; the columns of the top mold platform are made of I20b# I-beams, and the chord beams of the top mold platform are made of I25b# I-beams.

[0006] Furthermore, the steel formwork support screw is made of Ø89×6 seamless steel pipe, the middle beam support screw is made of I12# channel steel, and the bottom arch formwork support screw is made of Tr60*250 drilled screw.

[0007] Furthermore, the stroke of the side mold hydraulic cylinder is 500mm, and it adopts a D120 / d55-S500 / L750 single-ear single-plate hydraulic cylinder with Ø8-M16×1.5 hydraulic tubing; the stroke of the horizontal mold translation hydraulic cylinder is 300mm, and it adopts a D120 / d55-S300 / L600 double-ear hydraulic cylinder with Ø8-M16×1.5 hydraulic tubing.

[0008] Furthermore, the hydraulic cylinder has a stroke of 700mm, uses a D160 / d90-S700 / L1000 double-plate cylinder, and employs Ø8-M16×1.5 hydraulic tubing; the bottom mold lifting hydraulic cylinder has a stroke of 1200mm, uses a D140 / d70-S1300 / L1600 double-plate cylinder, and employs Ø8-M16×1.5 hydraulic tubing.

[0009] Furthermore, the upper longitudinal beam is made of I25b# I-beam; the lower longitudinal beam is made of I25b# I-beam.

[0010] Furthermore, the bottom formwork lifting beam is made of H250×250H steel.

[0011] Furthermore, the electric wheeled chain track uses a 1.5m 24A chain, a WPSA155 reducer 5.5kW 6-pole motor, and an I20b# I-beam track.

[0012] The beneficial effects of this utility model are: 1. Improved construction efficiency: The full-circle tunnel lining formwork trolley of this utility model can complete the concrete lining of the entire circle (360°) of the tunnel in one go, with a single lining length of up to 6 meters and a total trolley length of 6.2 meters, effectively shortening the construction cycle, replacing the traditional manual formwork method, and avoiding the problem of low efficiency.

[0013] 2. Reduce construction costs: Mechanized operation significantly reduces the personnel required for tunnel concrete lining, lowers labor costs, optimizes resource utilization, and effectively controls overall construction costs.

[0014] 3. Improved construction quality: The integrated vibrator and hydraulic control system ensure uniform concrete pouring and precise formwork positioning, improving the stability and durability of the lining structure and meeting the high-quality requirements of water conservancy and hydropower projects.

[0015] 4. Promoting the transformation to mechanization: The trolley of this utility model can promote the development of tunnel construction from manual formwork to mechanization. It is applicable to projects such as the water diversion tunnel of pumped storage power stations, and has good social benefits, such as reducing labor intensity and generating significant economic benefits, including time savings and improved resource efficiency. Attached Figure Description

[0016] Figure 1 This is a structural schematic diagram of a full-circle tunnel lining template trolley according to this utility model.

[0017] Figure 2 This is a schematic diagram showing the usage status of a full-circle tunnel lining template trolley according to this utility model.

[0018] Figure 3 This is a schematic diagram of the horizontal mold translation hydraulic cylinder of a full-circle tunnel lining template trolley according to this utility model.

[0019] Figure 4 This is a side view of a full-circle tunnel lining template trolley according to the present invention.

[0020] Figure 5 This is a schematic diagram of the steel mold of a full-circle tunnel lining template trolley according to this utility model.

[0021] In the diagram: 1-Steel mold, 2-Top mold platform, 3-Steel mold support screw, 4-Side mold hydraulic cylinder, 5-Middle beam support screw, 6-Bottom arch template support screw, 7-Hydraulic cylinder, 8-Upper longitudinal beam, 9-Lower longitudinal beam, 10-Bottom mold lifting hydraulic cylinder, 11-Bottom mold lifting beam, 12-Electric wheeled chain track, 13-1.5kV vibrator, 14-Horizontal mold translation hydraulic cylinder. Detailed Implementation

[0022] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the term "connection" should be interpreted broadly. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, a direct connection, or an indirect connection through an intermediate medium; it can be a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0023] like Figure 1-5As shown, a full-circle tunnel lining formwork trolley includes: a steel mold 1, a top mold frame 2, a steel mold support screw 3, a side mold hydraulic cylinder 4, a middle beam support screw 5, a bottom arch formwork support screw 6, a hydraulic cylinder 7, an upper longitudinal beam 8, a lower longitudinal beam 9, a bottom mold lifting hydraulic cylinder 10, a bottom mold lifting beam 11, an electric wheeled chain track 12, a 1.5kV vibrator 13, and a horizontal mold translation hydraulic cylinder 14. The steel mold support screw 3 is connected to the steel mold 1, the upper longitudinal beam 8, the lower longitudinal beam 9, and the bottom mold lifting beam 11 by bolts. The top mold frame 2 is connected to the steel mold 1 by bolts. The side mold hydraulic cylinder 4 is connected to the side mold and located on the side of the trolley. The bottom mold lifting hydraulic cylinder 10 is connected to the bottom mold lifting beam 11. The lifting beam 11 is connected to and located at the bottom of the trolley. The horizontal mold translation hydraulic cylinder 14 is connected to the end support frame and located in the lateral position of the trolley. The hydraulic cylinder 7 is connected to the lower longitudinal beam 9 by bolts and is located in the lower frame of the trolley. The middle beam support screw 5 is connected to the upper longitudinal beam 8 and the lower longitudinal beam 9 respectively and is located in the middle of the trolley. The bottom arch template support screw 6 is located in the bottom arch area and connected to the bottom arch template. The upper longitudinal beam 8 is connected to the top mold frame 2 by bolts. The electric wheeled chain track 12 is located in the bottom frame of the trolley and connected to the hydraulic cylinder 7. The 1.5kV vibrator 13 is installed on the steel mold 1. The horizontal mold translation hydraulic cylinder 14 is connected to the end support frame of the trolley.

[0024] Preferably, the panel of the steel mold 1 is made of 10mm thick steel plate, the connecting flange of the steel mold 1 is made of 14mm thick steel plate, and the reinforcing rib of the steel mold 1 is made of equal-sided angle steel; the columns of the top mold frame 2 are made of I20b# I-beams, and the chord beams of the top mold frame 2 are made of I25b# I-beams.

[0025] Preferably, the steel formwork support screw 3 is made of Ø89×6 seamless steel pipe, the middle beam support screw 5 is made of I12# channel steel, and the bottom arch formwork support screw 6 is made of Tr60*250 drilled screw.

[0026] Preferably, the stroke of the side mold hydraulic cylinder 4 is 500mm, and it is a D120 / d55-S500 / L750 single-ear single-plate hydraulic cylinder with Ø8-M16×1.5 hydraulic tubing; the stroke of the horizontal mold translation hydraulic cylinder 14 is 300mm, and it is a D120 / d55-S300 / L600 double-ear hydraulic cylinder with Ø8-M16×1.5 hydraulic tubing.

[0027] Preferably, the hydraulic cylinder 7 has a stroke of 700mm, adopts a D160 / d90-S700 / L1000 double-plate cylinder, and uses Ø8-M16×1.5 hydraulic oil pipes; the bottom mold lifting hydraulic cylinder 10 has a stroke of 1200mm, adopts a D140 / d70-S1300 / L1600 double-plate cylinder, and uses Ø8-M16×1.5 hydraulic oil pipes.

[0028] Preferably, the upper longitudinal beam 8 is made of I25b# I-beam; the lower longitudinal beam 9 is made of I25b# I-beam.

[0029] Preferably, the bottom formwork lifting beam 11 is made of H250×250H steel.

[0030] Preferably, the electric wheeled chain track 12 uses a 1.5m 24A chain, a WPSA155 reducer 5.5kW 6-pole motor, and an I20b# I-beam.

[0031] After positioning within the tunnel, the formwork position is adjusted using a 500mm stroke side formwork hydraulic cylinder 4, a 1200mm stroke bottom formwork lifting hydraulic cylinder 10, and a 300mm stroke transverse formwork translation hydraulic cylinder 14, ensuring that the steel formwork 1 conforms to the tunnel outline. Subsequently, concrete is poured, with a 1.5kV vibrator 13 ensuring uniform concrete distribution. After pouring, the hydraulic cylinders retract the formwork, and the electric wheeled chain track 12 drives the trolley forward to the next lining section. This equipment can lining a length of 6 meters at a time, with a total length of 6.2 meters, and supports full-circle operation.

[0032] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A full-circle tunnel lining formwork trolley, characterized in that, include: The system includes a steel mold (1), a top mold frame (2), a steel mold support screw (3), a side mold hydraulic cylinder (4), a middle beam support screw (5), a bottom arch template support screw (6), a hydraulic cylinder (7), an upper longitudinal beam (8), a lower longitudinal beam (9), a bottom mold lifting hydraulic cylinder (10), a bottom mold lifting beam (11), an electric wheeled chain track (12), a 1.5kV vibrator (13), and a horizontal mold translation hydraulic cylinder (14). The steel mold support screw (3) is connected to the steel mold (1), the upper longitudinal beam (8), the lower longitudinal beam (9), and the bottom mold lifting beam (11) by bolts. The top mold frame (2) is connected to the steel mold (1) by bolts. The side mold hydraulic cylinder (4) is connected to the side mold and located on the side of the trolley. The bottom mold lifting hydraulic cylinder (10) is connected to the bottom mold lifting beam. (11) Connected to and located at the bottom of the trolley, the horizontal mold translation hydraulic cylinder (14) is connected to the end support frame and located in the lateral position of the trolley, the hydraulic cylinder (7) is connected to the lower longitudinal beam (9) by bolts and located in the lower frame of the trolley, the middle beam support screw (5) is connected to the upper longitudinal beam (8) and the lower longitudinal beam (9) respectively and located in the middle position of the trolley, the bottom arch template support screw (6) is located in the bottom arch area and connected to the bottom arch template, the upper longitudinal beam (8) is connected to the top mold frame (2) by bolts, the electric wheeled chain track (12) is located in the bottom frame of the trolley and connected to the hydraulic cylinder (7), the 1.5kV vibrator (13) is set on the steel mold (1), and the horizontal mold translation hydraulic cylinder (14) is connected to the end support frame of the trolley.

2. The full-circle tunnel lining formwork trolley according to claim 1, characterized in that, The panel of the steel mold (1) is made of 10mm thick steel plate, the connecting flange of the steel mold (1) is made of 14mm thick steel plate, and the reinforcing rib of the steel mold (1) is made of equal-sided angle steel; the columns of the top mold frame (2) are made of I20b# I-beams, and the chord beams of the top mold frame (2) are made of I25b# I-beams.

3. The full-circle tunnel lining formwork trolley according to claim 1, characterized in that, The steel formwork support screw (3) is made of Ø89×6 seamless steel pipe, the middle beam support screw (5) is made of I12# channel steel, and the bottom arch formwork support screw (6) is made of Tr60*250 drilled screw.

4. The full-circle tunnel lining formwork trolley according to claim 1, characterized in that, The stroke of the side mold hydraulic cylinder (4) is 500mm, and it adopts a D120 / d55-S500 / L750 single-ear single-plate hydraulic cylinder with Ø8-M16×1.5 hydraulic oil pipe; the stroke of the horizontal mold translation hydraulic cylinder (14) is 300mm, and it adopts a D120 / d55-S300 / L600 double-ear hydraulic cylinder with Ø8-M16×1.5 hydraulic oil pipe.

5. A full-circle tunnel lining formwork trolley according to claim 1, characterized in that, The stroke of the hydraulic cylinder (7) is 700mm, and it adopts a D160 / d90-S700 / L1000 double plate cylinder with an oil pipe of Ø8-M16×1.

5. The stroke of the bottom mold lifting hydraulic cylinder (10) is 1200mm, and it adopts a D140 / d70-S1300 / L1600 double plate cylinder with an oil pipe of Ø8-M16×1.

5.

6. The full-circle tunnel lining formwork trolley according to claim 1, characterized in that, The upper longitudinal beam (8) is made of I25b# I-beam; the lower longitudinal beam (9) is made of I25b# I-beam.

7. A full-circle tunnel lining formwork trolley according to claim 1, characterized in that, The bottom formwork lifting beam (11) is made of H250×250H steel.

8. A full-circle tunnel lining formwork trolley according to claim 1, characterized in that, The electric wheeled chain track (12) uses a 1.5m 24A chain, a WPSA155 reducer 5.5kW 6-pole motor, and an I20b# I-beam track.

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