Jacking device for building pipe construction

Abstract

The utility model relates to the technical field of building construction, and discloses a jacking device for building pipe construction, which comprises a back plate, an oil pressure jacking cylinder is arranged on the front side of the back plate, an output rod of the oil pressure jacking cylinder is connected with jacking iron, a jacking pipe can be placed on the front side of the jacking iron, a pillow rail is arranged below the jacking pipe, and a movable guide rail for supporting the jacking pipe is arranged on the pillow rail. A rotating assembly is inserted into the moving guide rail and comprises a roller rolling in the mode of being attached to the face where the outer diameter of the jacking pipe is located, the axis of the roller is perpendicular to the axis of the jacking pipe, and an adjusting assembly is arranged on the side, corresponding to the moving guide rail and away from the jacking pipe, of the top of the pillow rail and comprises an adjusting bolt. The number of parts of the device can be reduced through the rotating assembly integrated with the movable guide rail, troubles during device assembling are reduced, the independent rotating assembly is convenient to maintain, accessories are easier to maintain or replace, and the movable guide rail capable of moving can be suitable for jacking pipes with different diameters.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction technical field especially, it relates to a building pipe construction is with jacking device. BACKGROUND

[0002] Building pipe construction is with jacking device is a kind of special equipment for trenchless pipeline laying, building pipe is also called jacking pipe, pipeline is jacked from starting well to target position in soil layer by hydraulic or mechanical thrust, it is applicable to underground pipeline crossing road, building or river and other complex environment, the device is mainly composed of jacking machine head, hydraulic jack, guide rail, back seat top iron and control system, rely on counterforce wall to provide support during construction, jack pushes pipeline sectional advance, while cooperate with slurry balance or earth pressure balance technology to control strata deformation, jacking pipe is also called building pipe.

[0003] The jacking device for building pipe construction in prior art needs to assemble many components when carrying and installing, and many components are present at construction site, so it is inevitable to lose objects, and after installing track, the roller on guide rail also needs to be installed, the design of this structure increases the working time, reduces installation efficiency, and when roller is lost, it also needs to be customized, and standard limit rail is not convenient for jacking pipe of other specifications. UTILITY MODEL CONTENTS

[0004] In order to overcome the problems of many components of jacking device for building pipe construction in prior art, easy to lose, and increase assembly time, and poor applicability of standard limit rail to building pipe.

[0005] The technical scheme of the utility model is: a jacking device for building pipe construction, including back plate, oil pressure top cylinder is arranged on the front side of back plate, the output end of oil pressure top cylinder is connected with top iron, the front side of top iron can place jacking pipe, pillow rail is arranged below jacking pipe, movable guide rail that supports jacking pipe is arranged on pillow rail, rotating assembly is inserted in movable guide rail, rotating assembly includes roller that rolls on the surface where the outer diameter of jacking pipe is located, the axis of roller is perpendicular to the axis of jacking pipe, adjusting assembly is arranged on the top of pillow rail corresponding to the side of movable guide rail away from jacking pipe, adjusting assembly includes adjusting bolt that moves movable guide rail to the direction of jacking pipe.

[0006] As preferred, adjusting assembly includes fixed block that can be attached to three or more pillow rails, adjusting bolt is screw-engagedly connected to the side of fixed block away from jacking pipe, the side of adjusting bolt away from screw head can be attached to the side of movable guide rail away from the axis of jacking pipe, limiting nut that can be screw-engagedly attached to fixed block is arranged on adjusting bolt.

[0007] As preferred, the top pipe can extrude the moving guide rail towards the adjusting assembly, the top of the fixed block is provided with a countersunk hole, a cylinder head screw can be arranged in the countersunk hole to connect the sleeper.

[0008] As preferred, the moving guide rail comprises a rail, the bottom of the rail is provided with a dovetail block, the top of the sleeper is provided with a dovetail groove corresponding to the dovetail block, and the dovetail block can move left and right in the dovetail groove.

[0009] As preferred, the rail is provided with an inclined surface towards the top of the top pipe, the inclined surface is provided with a vertically recessed mounting groove, the mounting groove can place a rotating assembly, and the rotating assembly comprises a mounting block, the mounting block is provided with a rotating roller, the roller is provided with a roller shaft towards two sides, and the mounting block is provided with a mounting plate abutting the inclined surface corresponding to the roller shaft.

[0010] As preferred, the mounting block is provided with a containing groove containing the roller, the containing groove is provided with a rotating groove limiting the roller corresponding to the roller shaft towards two sides, the top of the mounting block can cover a baffle shielding the rotating groove, the baffle is provided with a through hole one, the mounting plate is provided with a through hole two corresponding to the through hole one, the inclined surface is provided with a screw hole corresponding to the through hole two, and the baffle is provided with an avoiding position avoiding the roller.

[0011] As preferred, the bottom of the oil pressure top cylinder is provided with a lifting platform, the bottom of the lifting platform is provided with a heightening column, and the bottom of the heightening column is provided with a rotating adjusting foot cup.

[0012] The utility model discloses the beneficial effects of:

[0013] 1. The rotating assembly integrated with the moving guide rail can reduce the number of components of the device, reduce the trouble during the assembly of the device, the independent rotating assembly is convenient to maintain, and the moving guide rail capable of moving can be applicable to top pipes of different diameters, and the applicability of the device is increased.

[0014] 2. The lifting platform arranged at the bottom of the oil pressure top cylinder can lift the oil pressure top cylinder, the axis of the output rod of the oil pressure top cylinder always coincides with the axis of the top iron, the oil pressure top cylinder can apply uniform thrust to the top iron, and the deviation of the top pipe is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the utility model;

[0016] Figure 2 It is the moving guide rail structure schematic diagram of the utility model;

[0017] Figure 3 It is the rail structure schematic diagram of the utility model;

[0018] Figure 4 It is the inclined surface structure schematic diagram of the utility model;

[0019] Figure 5 Figure 1 is a schematic view of the rotating groove structure of the utility model.

[0020] Mark 1, pillow rail; 11, dovetail groove; 2, moving guide rail; 21, track; 211, inclined surface; 2111, mounting groove; 212, screw hole; 22, dovetail block; 3, rotating assembly; 31, roller; 311, roller shaft; 32, baffle; 321, avoiding position; 322, perforation one; 33, mounting block; 331, containing groove; 3311, rotating groove; 332, mounting plate; 3321, perforation two; 41, top iron; 42, top pipe; 43, oil pressure top cylinder; 51, lifting platform; 52, heightening column; 53, adjusting foot cup; 6, back plate; 7, adjusting assembly; 71, fixed block; 711, countersunk hole; 72, adjusting bolt; 721, limiting nut. DETAILED DESCRIPTION

[0021] The utility model will be further explained in connection with the drawings and examples.

[0022] Please refer to Figure 1 - Figure 5The utility model provides an embodiment: a building pipe construction is with jacking device, including backplate 6, the front side of backplate 6 is equipped with oil pressure top cylinder 43, the output rod of oil pressure top cylinder 43 is connected with top iron 41, the front side of top iron 41 can place top pipe 42, the below of top pipe 42 is equipped with cross rail 1, is equipped with the moving guide rail 2 of top pipe 42 support on cross rail 1, the rotating assembly 3 is inserted in moving guide rail 2, rotating assembly 3 includes the gyro wheel 31 of the face rolling of top pipe 42 outer diameter, the axis of gyro wheel 31 is perpendicular to the axis of top pipe 42, is equipped with adjusting assembly 7 on the top of cross rail 1 corresponding moving guide rail 2 far from the side of top pipe 42, adjusting assembly 7 includes the adjusting bolt 72 of pushing moving guide rail 2 to the direction of top pipe 42, through the rotating assembly 3 of integral type with moving guide rail 2 can reduce the component quantity of device, reduce the trouble of device assembly, independent rotating assembly 3 is convenient for maintenance, when maintenance or replacement spare parts is more simple, the moving guide rail 2 of mobile can be applicable to different diameter's top pipe 42, increase the applicability of device, adjusting assembly 7 includes the fixed block 71 of being able to with three or more cross rail 1 adhesion, the side of fixed block 71 far from top pipe 42 is screw engagement and is connected with adjusting bolt 72, the side of adjusting bolt 72 far from screw head can be with the side of moving guide rail 2 far from top pipe 42 axis adhesion, the limiting nut 721 of screw engagement and fixed block 71 close on adjusting bolt 72, through fixed block 71 with three or more cross rail 1 connection, increase the stability of adjusting assembly 7, reduce the possibility of sliding deviation, top pipe 42 can extrude moving guide rail 2 to the direction of adjusting assembly 7, the top of fixed block 71 is equipped with countersunk hole 711, can be threaded with cylindrical head screw and cross rail 1 connection in countersunk hole 711, through the self gravity of top pipe 42 makes moving guide rail 2 close to the direction of adjusting assembly 7, reduce the limiting device, reduce production cost, moving guide rail 2 includes track 21, the bottom of track 21 is equipped with dovetail block 22, the top of cross rail 1 is equipped with the dovetail groove 11 of corresponding dovetail block 22, dovetail block 22 can move left and right in dovetail groove 11, through the cooperation of dovetail block 22 and dovetail groove 11, increase the stability of moving of moving guide rail 2, reduce the phenomenon of deviation.

[0023] Please refer to Figure 2 - Figure 5In the embodiment, the track 21 is provided with an inclined surface 211 on the side facing the jacking pipe 42, and the inclined surface 211 is provided with a vertical recessed mounting groove 2111, the rotating assembly 3 can be placed in the mounting groove 2111, the rotating assembly 3 comprises a mounting block 33, the mounting block 33 is provided with a rotating roller 31, the roller 31 is provided with a roller shaft 311 on both sides in the axial direction, the mounting block 33 is provided with a mounting plate 332 on both sides in the axial direction corresponding to the roller shaft 311, the mounting plate 332 abuts against the inclined surface 211, the mounting block 33 is provided with a containing groove 331 for containing the roller 31, the containing groove 331 is provided with a rotating groove 3311 for limiting the roller shaft 311 on both sides in the axial direction, the top of the mounting block 33 is provided with a baffle 32 for covering the rotating groove 3311, the baffle 32 is provided with a through hole 322, the mounting plate 332 is provided with a through hole 3321 corresponding to the through hole 322, the inclined surface 211 is provided with a threaded hole 212 corresponding to the through hole 3321, the baffle 32 is provided with a clearance 321 for avoiding the roller 31, the roller 31 can be partially contained in the containing groove 331, the roller shaft 311 can rotate in the rotating groove 3311, the baffle 32 can prevent the roller 31 from jumping out of the containing groove 331, the bottom of the oil pressure jacking cylinder 43 is provided with a lifting platform 51, the bottom of the lifting platform 51 is provided with a heightening column 52, the bottom of the heightening column 52 is provided with a rotating adjusting foot cup 53, the lifting platform 51 can be driven to move up and down by rotating the adjusting foot cup 53, so that the output rod of the oil pressure jacking cylinder 43 can be coaxially arranged with the jacking iron 41, and the jacking iron 41 with the same diameter as the jacking pipe 42 is used when facing different sizes of jacking pipes 42.

[0024] When working, the oil pressure jacking cylinder 43 is driven to relax, so that the output rod of the oil pressure jacking cylinder 43 moves away from the back plate 6, the jacking iron 41 contacts the roller 31, reducing the radial load of the oil pressure jacking cylinder 43, and the jacking pipe 42 also moves on the roller 31, reducing the friction force that the oil pressure jacking cylinder 43 needs to overcome, the jacking iron 41 abuts against the jacking pipe 42 to push the jacking pipe 42, achieving the jacking work of the building pipe, when different types of building pipes are used in different construction sites, the jacking iron 41 and the jacking pipe 42 are replaced, the position of the moving rail 2 is adjusted, the limiting nut 721 is loosened, the limiting nut 721 moves away from the fixed block 71, then the adjusting bolt 72 is screwed, the adjusting bolt 72 moves against the moving rail 2, when the adjusting bolt 72 is screwed away from the axis position of the jacking iron 41, the moving rail 2 needs to be manually dragged to move, so that the moving rail 2 abuts against the adjusting bolt 72, after the position is adjusted, the limiting nut 721 is screwed, so that the limiting nut 721 abuts against the moving rail 2, and the adjusted position represents that the roller 31 can abut against the outer diameter surface of the jacking iron 41 and the jacking pipe 42.

[0025] Through the above steps, the rotating assembly 3 integrated with the mobile guide rail 2 can reduce the number of components of the device, reduce the trouble during assembly of the device, and the independent rotating assembly 3 is convenient to maintain, and is simpler during maintenance or replacement of accessories. The mobile mobile guide rail 2 can be suitable for top pipes 42 of different diameters, increase the applicability of the device, solve the problems that the jacking device for building pipe construction in the prior art has many components, is easy to lose, and also increases the assembly time, and the standard limiting rail has poor applicability to the building pipe.

Claims

1. A jacking device for pipe construction, characterized in that: It includes a back plate (6), a hydraulic cylinder (43) is provided on the front side of the back plate (6), the output end of the hydraulic cylinder (43) is connected to a top iron (41), the front side of the top iron (41) can place the jacking pipe (42), a sleeper rail (1) is provided below the jacking pipe (42), a movable guide rail (2) is provided on the sleeper rail (1) to support the jacking pipe (42), a rotating component (3) is inserted in the movable guide rail (2), the rotating component (3) includes a roller (31) that rolls against the outer diameter of the jacking pipe (42), the axis of the roller (31) is perpendicular to the axis of the jacking pipe (42), an adjustment component (7) is provided on the top of the sleeper rail (1) on the side of the movable guide rail (2) away from the jacking pipe (42), the adjustment component (7) includes an adjustment bolt (72) that pushes the movable guide rail (2) to move towards the jacking pipe (42).

2. The jacking device for building pipe construction according to claim 1, characterized in that: The adjusting assembly (7) includes a fixing block (71) that can fit with three or more sleeper rails (1). The side of the fixing block (71) away from the jacking pipe (42) is screwed with an adjusting bolt (72). The side of the adjusting bolt (72) away from the screw head can fit with the side of the moving guide rail (2) away from the axis of the jacking pipe (42). The adjusting bolt (72) can be screwed with a limiting nut (721) that fits tightly against the fixing block (71).

3. The jacking device for building pipe construction according to claim 2, characterized in that: The jacking pipe (42) can press the moving guide rail (2) towards the adjusting component (7). The top of the fixing block (71) is provided with a countersunk hole (711). A cylindrical head screw can be inserted into the countersunk hole (711) to connect with the sleeper rail (1).

4. The jacking device for building pipe construction according to claim 3, characterized in that: The movable guide rail (2) includes a track (21), a dovetail block (22) is provided at the bottom of the track (21), and a dovetail groove (11) corresponding to the dovetail block (22) is provided at the top of the sleeper rail (1). The dovetail block (22) can move left and right in the dovetail groove (11).

5. The jacking device for building pipe construction according to claim 4, characterized in that: The track (21) has an inclined surface (211) on the side facing the jacking pipe (42). The inclined surface (211) has a vertically recessed mounting groove (2111). The mounting groove (2111) can hold a rotating component (3). The rotating component (3) includes a mounting block (33). The mounting block (33) has a rotating roller (31). The roller (31) has roller shafts (311) on both sides of the axial direction. The mounting block (33) has mounting plates (332) that fit the inclined surface (211) on both sides of the axial direction of the roller shafts (311).

6. The jacking device for building pipe construction according to claim 5, characterized in that: The mounting block (33) is provided with a receiving groove (331) for accommodating the roller (31). The receiving groove (331) is provided with a rotating groove (3311) on both sides of the roller (311) axial direction to limit the roller (311). The top of the mounting block (33) can be covered with a baffle (32) to block the rotating groove (3311). The baffle (32) is provided with a through hole one (322). The mounting plate (332) is provided with a through hole two (3321) corresponding to the through hole one (322). The inclined surface (211) is provided with a screw hole (212) corresponding to the through hole two (3321). The baffle (32) is provided with a clearance position (321) to avoid the roller (31).

7. The jacking device for building pipe construction according to claim 6, characterized in that: The bottom of the hydraulic cylinder (43) is provided with a lifting platform (51), the bottom of the lifting platform (51) is provided with a heightening column (52), and the bottom of the heightening column (52) is provided with a rotatable adjusting foot cup (53).

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