CN212986245U - Pressure-bearing concrete pipeline for jacking construction method - Google Patents

Abstract

The application relates to a pressure-bearing concrete pipeline for a jacking construction method, which belongs to the field of drainage pipelines, which comprises a base, an upper top plate is connected on the base through a connecting column, the upper top plate is horizontal and parallel to the base, a positioning sleeve with two side openings is connected between the upper top plate and the base in a sliding way along the extension direction of the upper top plate, the axial direction of the positioning sleeve is consistent with the axial direction of the pressure-bearing concrete pipeline, the outer peripheral wall of the pressure-bearing concrete pipeline is attached to the inner peripheral wall of the positioning sleeve, the opening of the positioning sleeve far away from the pressure-bearing concrete pipeline is rotatably connected with a sealing plate capable of sealing the opening of the positioning sleeve, one end of the sealing plate is rotatably connected with the positioning sleeve, and a driving assembly which can drive the free end of the sealing plate to rotate and abdicate the movement of the pressure-bearing concrete pipeline is arranged between the upper top plate and the base. This application has the effect of being convenient for make concrete pipe butt joint accurate.

Description

Pressure-bearing concrete pipeline for jacking construction method

Technical Field

The application relates to the field of drainage pipelines, in particular to a pressure-bearing concrete pipeline used in a jacking construction method.

Background

The pipe jacking method is a subsurface excavation type construction method adopted when a tunnel or an underground pipeline passes through various barriers such as railways, roads, rivers or buildings. During construction, the pipe is pressed into a soil layer through the force transmission jacking iron and the guide rail by using a hydraulic jacking device supported on a foundation pit rear seat, and soil on the front side of the pipe is dug and transported away. And after the first section of pipe is completely jacked into the soil layer, connecting the second section of pipe behind the first section of pipe to continue jacking, thus jacking one section of pipe, and preparing a joint to build the culvert pipe.

In the work progress, need with during the top income soil layer of concrete pipe merogenesis, but the merogenesis top need guarantee the concrete pipe butt joint accuracy of adjacent two sections when going into, and operating personnel need be according to the concrete pipe who has pushed into in the soil layer at every turn when docking concrete pipe at present as the benchmark, come to dock next section concrete pipe, adopt this kind of mode probably to make and produce the error when docking concrete pipe, guarantee that can not be fine can both make concrete pipe butt joint accuracy at every turn.

SUMMERY OF THE UTILITY MODEL

In order to make concrete pipeline butt joint accurate, this application provides a pressure-bearing concrete pipeline that jacking construction method was used.

The application provides a pressure-bearing concrete pipeline that jacking construction method used adopts following technical scheme:

the utility model provides a pressure-bearing concrete pipe that construction method was used is advanced on top, includes the base, be connected with the roof through the spliced pole on the base, go up the roof level and with base parallel arrangement, it slides along last roof extending direction between roof and the base and is connected with the locating sleeve that the both sides are uncovered and set up, locating sleeve's axis direction is unanimous with pressure-bearing concrete pipe's axis direction, and pressure-bearing concrete pipe's periphery wall and locating sleeve's interior week wall are laminated mutually, locating sleeve keeps away from pressure-bearing concrete pipe's opening department and rotates and be connected with the shrouding that can cover locating sleeve opening department, the one end and the locating sleeve of shrouding rotate and be connected, go up the drive assembly that the free end that is provided with between roof and the base and rotate and let the removal of pressure-bearing concrete pipe.

By adopting the technical scheme, one end of the pressure-bearing concrete pipeline is sleeved in the positioning sleeve, the hydraulic jacking device is adopted to apply acting force to the other end of the pressure-bearing concrete pipeline, so that the pressure-bearing concrete pipeline moves along the extending direction of the upper top plate, the pressure-bearing concrete pipeline pushes the sealing plate to move when moving, so that the positioning sleeve and the pressure-bearing concrete pipeline synchronously move, the pressure-bearing concrete pipeline can only move along a specific track due to the limitation of the positioning sleeve, the sealing plate can rotate and abdicate the movement of the pressure-bearing concrete pipeline by adopting the driving assembly, at the moment, the pressure-bearing concrete pipeline can move out of the positioning sleeve, the positioning sleeve is kept still, so that the pressure-bearing concrete pipeline can be pressed into a soil layer, the same operation is repeated on the next section of pressure-bearing concrete pipeline, and due to the positioning effect of the positioning sleeve, therefore, the accuracy of the butt joint of each section of pressure-bearing concrete pipeline can be ensured.

Preferably, it slides along the extending direction of last roof to go up one side that the roof deviates from the base and is connected with the slide plate, drive assembly includes the pneumatic cylinder, the cylinder body and the slide plate of pneumatic cylinder are articulated, it is articulated with one side that the shrouding deviates from pressure-bearing concrete pipe way that the piston rod of pneumatic cylinder wears to locate to go up behind the roof, the piston rod of pneumatic cylinder is when extension state down, the shrouding covers positioning sleeve's uncovered, go up and offer the slot hole of stepping down that the piston rod that supplies the pneumatic cylinder steps down along last roof extending direction on the roof.

Through adopting above-mentioned technical scheme, the piston rod that adopts the hydraulic stem tightly pushes up the shrouding on positioning sleeve for pressure-bearing concrete pipeline can push away the shrouding and take positioning sleeve to remove when removing, and the piston rod of pneumatic cylinder can pull the shrouding when the shrink and rotate and make the shrouding reach the horizontality, and the pressure-bearing concrete pipeline can pass positioning sleeve this moment, adopts realization shrouding that the pneumatic cylinder can be convenient to the butt effect and the effect of stepping down of pressure-bearing concrete pipeline.

Preferably, one side of the upper top plate, which is far away from the base, is connected with a fixed plate at a position far away from the pressure-bearing concrete pipeline, a compression elastic piece is connected between the fixed plate and the sliding plate, and when the compression elastic piece is in a natural state, the sliding plate is positioned at a position close to the pressure-bearing concrete pipeline.

Through adopting above-mentioned technical scheme, when bearing concrete pipeline is pushing away shrouding and positioning sleeve and is removing, the pneumatic cylinder that shrouding and slide plate are connected can push away the slide plate and remove along with positioning sleeve is synchronous, the slide plate can extrude compression elastic component when removing, when the shrouding rotates to the horizontality, compression elastic component has the elastic force that resumes original state, compression elastic component can push away the slide plate and remove and reach initial position department, thereby can be convenient make next section bearing concrete pipeline cover locate in the positioning sleeve.

Preferably, the compression elastic member includes a compression spring.

Through adopting above-mentioned technical scheme, compression spring's simple structure, simple to operate.

Preferably, the top plate deviates from one side of base and has seted up the guiding groove along the extending direction of top plate, the slide plate is connected with the guide block that is located the guiding groove, the guide block slides with the guiding groove and is connected.

Through adopting above-mentioned technical scheme, the cooperation mode of slide plate through guiding groove and guide block in the removal for the removal of slide plate has stability, can not take place the skew.

Preferably, the upper top plate is provided with an upper guide groove towards one side of the base along the extending direction of the upper top plate, the base is provided with a lower guide groove towards one side of the upper top plate along the extending direction of the base, the outer wall of the positioning sleeve is respectively connected with an upper guide block positioned in the upper guide groove and a lower guide block positioned in the lower guide groove, the upper guide block is connected with the upper guide groove in a sliding manner, and the lower guide block is connected with the lower guide groove in a sliding manner.

Through adopting above-mentioned technical scheme, when the position sleeve removed between last roof and base, slided in last guide way and lower guide block slided in the guide way down through last guide block, can be so that position sleeve stable when removing, and the deviation can not take place for the removal orbit.

Preferably, the lower surface of base is provided with many flexible posts that are used for supporting the base, flexible post includes the loop bar of being connected with the base and the cover is located the loop bar and is followed the reciprocal gliding sleeve pipe of loop bar axis direction, be provided with between sleeve pipe and the loop bar and be used for making sleeve pipe and loop bar relatively fixed's fixed subassembly.

Through adopting above-mentioned technical scheme, the loop bar can carry out reciprocal slip in the sleeve pipe, and the loop bar can adjust the height of base in gliding, adjusts the height of positioning sleeve from this to can be based on the position that the pressure-bearing concrete pipeline need impressed in the soil layer come the height position of corresponding regulation positioning sleeve.

Preferably, the sleeve is provided with a plurality of first connecting holes at equal intervals along the axis direction, the loop bar is provided with a second connecting hole, and the fixing assembly comprises a connecting bolt penetrating through the first connecting hole and the second connecting hole and a connecting nut in threaded connection with the connecting bolt.

Through adopting above-mentioned technical scheme, connecting bolt wears to locate sheathed tube first connecting hole and the second connecting hole of loop bar, through the screw-thread fit mode with coupling nut, can guarantee the relative fixation between loop bar and the sleeve pipe.

Preferably, the lower end of the sleeve is provided as a tip.

Through adopting above-mentioned technical scheme, the tip setting of sleeve pipe is convenient fixed to the sleeve pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

1. one end of a pressure-bearing concrete pipeline is sleeved in a positioning sleeve, a hydraulic jacking device is adopted to apply acting force to the other end of the pressure-bearing concrete pipeline, so that the pressure-bearing concrete pipeline moves along the extending direction of an upper top plate, the pressure-bearing concrete pipeline pushes a sealing plate to move when moving, so that the positioning sleeve and the pressure-bearing concrete pipeline synchronously move, the pressure-bearing concrete pipeline can only move along a specific track due to the limitation of the positioning sleeve, a driving assembly is adopted to enable the sealing plate to rotate and abdicate the movement of the pressure-bearing concrete pipeline, at the moment, the pressure-bearing concrete pipeline can move out of the positioning sleeve, the positioning sleeve is kept still, and therefore, the pressure-bearing concrete pipeline can be pressed into a soil layer, the same operation is repeated on the next section of pressure-bearing concrete pipeline, and due to the positioning effect of the positioning sleeve, each section of pressure-bearing concrete pipeline can be accurately butted;

2. when the pressure-bearing concrete pipeline pushes the sealing plate and the positioning sleeve to move, the hydraulic cylinder connected with the sealing plate and the sliding plate can push the sliding plate to move synchronously along with the positioning sleeve, the sliding plate can extrude the compression elastic part when moving, when the sealing plate rotates to a horizontal state, the compression elastic part has elastic force for recovering the original state, and the compression elastic part can push the sliding plate to move and reach the initial position, so that the next section of pressure-bearing concrete pipeline can be conveniently sleeved in the positioning sleeve;

3. the connecting bolt penetrates through the first connecting hole of the sleeve and the second connecting hole of the sleeve rod, and the relative fixation between the sleeve rod and the sleeve rod can be guaranteed through a thread matching mode with the connecting nut.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present application in use;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is an exploded view of the embodiment of the present application showing the alignment sleeve, closure plate and upper top plate and base;

FIG. 4 is an exploded schematic view showing the position between the glide plate and the upper roof in the embodiment of the present application;

fig. 5 is an exploded view of the embodiment of the present application showing the sleeve and the shank.

Description of reference numerals: 1. a base; 11. connecting columns; 12. a lower guide groove; 2. an upper top plate; 21. an upper guide groove; 22. a guide groove; 23. the abdicating long hole; 3. a positioning sleeve; 31. an upper guide block; 32. a lower guide block; 4. closing the plate; 51. a slide plate; 511. a guide block; 52. a hydraulic cylinder; 6. a fixing plate; 7. a compression spring; 8. a telescopic column; 81. a loop bar; 811. a second connection hole; 82. a sleeve; 821. a first connection hole; 9. a fixing assembly; 91. a connecting bolt; 92. and connecting a nut.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1 and 2, the embodiment of the application discloses a pressure-bearing concrete pipeline for a jacking construction method, which comprises a base 1, wherein the base 1 is arranged in a rectangular and horizontal mode, and the length direction of the base 1 is consistent with the axis direction of the pressure-bearing concrete pipeline. An upper top plate 2 is arranged above the base 1 at intervals, the upper top plate 2 is rectangular and horizontally arranged, and the length direction of the upper top plate 2 is consistent with that of the base 1. Four connecting columns 11 are arranged between the base 1 and the upper top plate 2, the four connecting columns 11 are respectively located at four end foot positions of the upper top plate 2, the connecting columns 11 are vertically arranged, and the upper ends of the connecting columns 11 are welded with the lower surface of the upper top plate 2, and the lower ends of the connecting columns 11 are welded with the upper surface of the base 1.

Referring to fig. 3 and 4, a positioning sleeve 3 is arranged between the upper top plate 2 and the base 1, the axial direction of the positioning sleeve 3 is parallel to the length direction of the base 1, and two ends of the positioning sleeve 3 along the axial direction are both open. The outer wall that positioning sleeve 3 is close to last roof 2 is laminated with the lower surface of last roof 2 mutually, and positioning sleeve 3 is close to the outer wall of base 1 and is laminated with the upper surface of base 1 mutually, and positioning sleeve 3 can slide along base 1's length direction.

The lower surface of the upper top plate 2 is provided with an upper guide groove 21 along the length direction, the cross section of the upper guide groove 21 is T-shaped, the upper surface of the base 1 is provided with a lower guide groove 12 along the length direction, and the cross section of the lower guide groove 12 is T-shaped. The periphery wall welding of position sleeve 3 has last guide block 31 and lower guide block 32, goes up guide block 31 and lower guide block 32 and is located position 3 along its warp direction's both ends position department, goes up guide block 31 and is located last guide way 21 and slides along the extending direction of last guide way 21, and lower guide block 32 is located guide way 12 down and slides along the extending direction of guide way 12 down.

Locating sleeve 3 is provided with shrouding 4 in the uncovered department of keeping away from pressure-bearing concrete pipeline, and shrouding 4 and locating sleeve 3's uncovered looks adaptation, shrouding 4 and the setting of 3 coaxial lines of locating sleeve, and shrouding 4's upper end is articulated with locating sleeve 3, and shrouding 4's lower extreme is the free end, and shrouding 4's free end can rotate and reach the horizontality to the direction of keeping away from locating sleeve 3.

Go up the upper surface of roof 2 and be provided with and be used for controlling shrouding 4 pivoted drive assembly, drive assembly includes slide plate 51 and pneumatic cylinder 52, two guiding grooves 22 have been seted up along its length direction to the upper surface of going up roof 2, two guiding grooves 22 are along the width direction interval arrangement of last roof 2, the vertical setting of slide plate 51, slide plate 51's lower surface is laminated in the upper surface of last roof 2, slide plate 51's lower surface welding has two guide blocks 511, two guide blocks 511 and two guiding grooves 22 one-to-one, guide block 511 is located guiding groove 22 and slides along guiding groove 22's extending direction.

The cylinder body of the hydraulic cylinder 52 is hinged with one side of the sliding plate 51, which faces the closing plate 4, and the position of the sliding plate 51, which is close to the top end of the sliding plate, and the piston rod of the hydraulic cylinder 52 is hinged with one side of the free end of the closing plate 4, which deviates from the pressure-bearing concrete pipeline, after penetrating through the upper top plate 2.

The upper surface of the upper top plate 2 is provided with an abdicating long hole 23 along the length direction, the abdicating long hole 23 is positioned between the two guide grooves 22, and the piston rod of the hydraulic cylinder 52 penetrates through the abdicating long hole 23 of the upper top plate 2. When the piston rod of pneumatic cylinder 52 was under the extension state and the slope set up, shrouding 4 was under the tight effect in top of the piston rod of pneumatic cylinder 52, and shrouding 4 can seal the uncovered department of positioning sleeve 3, and when pressure-bearing concrete pipeline cover was located in positioning sleeve 3, can push up shrouding 4 and take positioning sleeve 3 to move in step.

Go up the upper surface welding of roof 2 has fixed plate 6, and fixed plate 6 is vertical to be set up and follow the length direction interval arrangement of roof 2 with slide plate 51, and fixed plate 6 is located one side that slide plate 51 deviates from pneumatic cylinder 52. Two sets of compression springs 7 are arranged between the fixed plate 6 and the sliding plate 51, the two sets of compression springs 7 are arranged at intervals along the width direction of the upper top plate 2, the axial direction of the compression springs 7 is consistent with the length direction of the upper top plate 2, one end of each compression spring 7 is fixedly connected with one side, facing the sliding plate 51, of the fixed plate 6, and the other end of each compression spring 7 is fixedly connected with one side, facing the fixed plate 6, of the sliding plate 51. When the compression spring 7 is in a natural state, one end of the positioning sleeve 3, which is far away from the sealing plate 4, is positioned outside the upper top plate 2.

Referring to fig. 2 and 5, the lower surface of the base 1 is provided with four telescopic columns 8, the four telescopic columns 8 are respectively located at four end foot positions of the base 1, the telescopic columns 8 are vertically arranged, the telescopic columns 8 comprise a sleeve 82 and a loop bar 81, the upper end of the loop bar 81 is welded to the lower surface of the base 1, the lower end of the loop bar 81 is sleeved in the sleeve 82, the sleeve 82 can slide in a reciprocating manner along the axis direction of the loop bar 81, the lower end of the sleeve 82 is welded with a tip used for being inserted into the ground, and the tip is in an inverted cone shape.

Be provided with between sleeve 82 and the loop bar 81 and be used for making sleeve 82 and the fixed subassembly 9 of loop bar 81 relatively fixed, fixed subassembly 9 includes connecting bolt 91 and coupling nut 92, sleeve 82 is equipped with a plurality of first connecting holes 821 along the equidistant interval of axis direction, the second connecting hole 811 has been seted up to the part that the interior was located to the loop bar 81 cover in sleeve 82, both ends after first connecting hole 821 and the second connecting hole 811 are worn to locate by connecting bolt 91's one end respectively with coupling nut 92 threaded connection, two coupling nut 92 all laminate in the outer wall of sleeve 82.

The implementation principle of the pressure-bearing concrete pipeline used in the jacking construction method in the embodiment of the application is as follows: one end of a pressure-bearing concrete pipeline is sleeved in the positioning sleeve 3, the outer peripheral wall of the pressure-bearing concrete pipeline is attached to the inner peripheral wall of the positioning sleeve 3, the pressure-bearing concrete pipeline is moved by adopting a hydraulic jacking device, the pressure-bearing concrete pipeline can push against the sealing plate 4 to move when moving, the sealing plate 4 can drive the positioning sleeve 3 to move synchronously when moving, the upper guide block 31 of the positioning sleeve 3 slides along the extending direction of the upper guide groove 21, the lower guide block 32 slides along the extending direction of the lower guide groove 12, so that the positioning sleeve 3 can only slide along the axial direction, meanwhile, under the positioning action of the positioning sleeve 3, the pressure-bearing concrete pipeline can only slide along the axial direction of the pressure-bearing concrete pipeline, the closing plate 4 can move while driving the sliding plate 51 to move through the hydraulic cylinder 52, and the sliding plate 51 can extrude the compression spring 7 in the moving process;

when the positioning sleeve 3 moves to the position where the pressure-bearing concrete pipeline is close to the soil layer, the hydraulic cylinder 52 is started, a piston rod of the hydraulic cylinder 52 is made to contract and drive the sealing plate 4 to rotate to a horizontal state, at the moment, the pressure-bearing concrete pipeline continues to move in the positioning sleeve 3 at the hydraulic jacking device until the pressure-bearing concrete pipeline is jacked into the soil layer, the positioning sleeve 3 is restored to the initial position under the elastic action of the compression spring 7, at the moment, the next section of concrete pipeline is continuously sleeved in the positioning sleeve 3, and the pressure-bearing concrete pipeline is made to move towards the direction of the soil layer through the hydraulic jacking device again.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a pressure-bearing concrete pipeline that construction method was used is advanced on top, includes base (1), its characterized in that: the base (1) is connected with an upper top plate (2) through a connecting column (11), the upper top plate (2) is horizontal and parallel to the base (1), a positioning sleeve (3) with two open sides is connected between the upper top plate (2) and the base (1) in a sliding way along the extending direction of the upper top plate (2), the axial direction of the positioning sleeve (3) is consistent with the axial direction of the pressure-bearing concrete pipeline, the outer peripheral wall of the pressure-bearing concrete pipeline is attached to the inner peripheral wall of the positioning sleeve (3), the opening of the positioning sleeve (3) far away from the pressure-bearing concrete pipeline is rotatably connected with a sealing plate (4) which can seal the opening of the positioning sleeve (3), one end of the sealing plate (4) is rotatably connected with the positioning sleeve (3), and a driving assembly which can drive the free end of the sealing plate (4) to rotate and give way to the movement of the pressure-bearing concrete pipeline is arranged between the upper top plate (2) and the base (1).

2. A confined concrete pipe for use in a jacking method as claimed in claim 1, wherein: go up roof (2) and deviate from one side of base (1) and slide along the extending direction of last roof (2) and be connected with slide plate (51), drive assembly includes pneumatic cylinder (52), the cylinder body and slide plate (51) of pneumatic cylinder (52) are articulated, the piston rod of pneumatic cylinder (52) is worn to locate behind roof (2) and is articulated with one side that shrouding (4) deviate from pressure-bearing concrete pipeline, the piston rod of pneumatic cylinder (52) is when extension state, shrouding (4) cover the uncovered of positioning sleeve (3), go up roof (2) and offer the slot hole of stepping down (23) that lets the piston rod that supplies pneumatic cylinder (52) to step down along last roof (2) extending direction.

3. A confined concrete pipe for use in a jacking method as claimed in claim 2, wherein: one side of the upper top plate (2) departing from the base (1) is connected with a fixing plate (6) at a position far away from the pressure-bearing concrete pipeline, a compression elastic piece is connected between the fixing plate (6) and the sliding plate (51), and the sliding plate (51) is located at a position close to the pressure-bearing concrete pipeline when the compression elastic piece is in a natural state.

4. A confined concrete pipe for use in a jacking method as claimed in claim 3, wherein: the compression elastic member includes a compression spring (7).

5. A confined concrete pipe for use in a jacking method as claimed in claim 2, wherein: go up roof (2) and deviate from one side of base (1) and seted up guiding groove (22) along the extending direction of last roof (2), slide plate (51) are connected with guide block (511) that are located guiding groove (22), guide block (511) slide with guiding groove (22) and are connected.

6. A confined concrete pipe for use in a jacking method as claimed in claim 1, wherein: go up roof (2) and seted up guide way (21) along the extending direction of last roof (2) towards one side of base (1), base (1) has seted up down guide way (12) towards one side of last roof (2) along the extending direction of base (1), the outer wall of position sleeve (3) is connected with last guide block (31) that are located guide way (21) and lower guide block (32) that are located guide way (12) down respectively, it slides with last guide way (21) and is connected to go up guide block (31), lower guide block (32) slide with lower guide way (12) and are connected.

7. A confined concrete pipe for use in a jacking method as claimed in claim 1, wherein: the lower surface of base (1) is provided with many flexible posts (8) that are used for supporting base (1), flexible post (8) are located loop bar (81) and the cover that are connected with base (1) and are followed loop bar (81) axis direction reciprocating sliding's sleeve pipe (82) including the cover, be provided with between sleeve pipe (82) and loop bar (81) and be used for making sleeve pipe (82) and loop bar (81) relatively fixed subassembly (9).

8. A confined concrete conduit for use in a jacking method as claimed in claim 7, wherein: the sleeve (82) is provided with a plurality of first connecting holes (821) at equal intervals along the axis direction, the sleeve rod (81) is provided with a second connecting hole (811), and the fixing assembly (9) comprises a connecting bolt (91) penetrating through the first connecting hole (821) and the second connecting hole (811) and a connecting nut (92) in threaded connection with the connecting bolt (91).

9. A confined concrete conduit for use in a jacking method as claimed in claim 7, wherein: the lower end of the sleeve (82) is provided as a tip.

Images