CN219549768U - Pipe jacking construction protection device - Google Patents
Pipe jacking construction protection device Download PDFInfo
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- CN219549768U CN219549768U CN202320336541.6U CN202320336541U CN219549768U CN 219549768 U CN219549768 U CN 219549768U CN 202320336541 U CN202320336541 U CN 202320336541U CN 219549768 U CN219549768 U CN 219549768U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model relates to a pipe jacking construction protection device which is provided with an inverted U-shaped seat. The upper side of the U-shaped seat is provided with an inverted U-shaped plate, the upper side of the U-shaped seat is symmetrically provided with two vertically extending connecting grooves along the length direction of the U-shaped seat, and the two ends of the U-shaped plate along the length direction of the U-shaped seat are respectively inserted into the connecting grooves; two pairs of clamping plates are symmetrically arranged on two sides of the U-shaped plate along the length direction, and rollers are uniformly arranged on opposite surfaces of the clamping plates along the length direction from top to bottom; the upper side of the U-shaped plate is provided with a through notch extending along the length direction of the U-shaped plate, the clamping plates respectively penetrate through the through notch and extend to the upper side of the U-shaped plate, and a clamping assembly for driving the clamping plates to move along the length direction is arranged between the two side walls of the U-shaped plate; a buffer device for reducing the descending speed of the U-shaped plate is arranged between the upper side of the U-shaped seat and the lower side of the U-shaped plate; a positioning component for positioning the U-shaped plate is arranged between the outer side of the U-shaped seat and the lower side of the U-shaped plate. The pipeline can not shake during hoisting, so that the workers are prevented from being collided, and the rigid impact of the pipeline and the workbench is avoided.
Description
Technical Field
The utility model relates to the technical field of pipe jacking construction, in particular to a pipe jacking construction protection device.
Background
The pipe jacking is a non-excavation tunneling pipeline laying construction technology for municipal construction, which does not need to excavate a surface layer, can penetrate roads, railways, rivers, ground buildings and the like, and is characterized in that the pipe jacking construction is carried out by pushing a pipeline into the soil according to a designed gradient by means of the pushing force of pushing equipment in a working well, and after one section of pipeline is pushed into the soil layer, a second section of pipeline is pushed down to continue pushing until the pipeline is pushed from the working well to a receiving well all the way through the soil layer.
In pipe jacking construction, because the limitation of space in the working well, need hang the pipeline to carry out the pipe jacking in the working well from the ground surface through the loop wheel machine, but the pipeline can take place rotatoryly or rock along with the swing of loop wheel machine and wind-force's interference at the in-process of lifting by crane, bump constructor in the working well easily to the loop wheel machine is placed the pipeline in the working well bottom, the pipeline is under the effect of loop wheel machine decline speed and self gravity, the direct contact ground causes the collision of pipeline and ground easily, the pipeline causes the damage, influence the quality of pipeline, in view of this, we propose a pipe jacking construction protector.
Disclosure of Invention
The utility model aims to provide a pipe jacking construction protection device which can prevent a crane from colliding with workers when conveying a pipeline into a working well and can prevent the pipeline from colliding with the ground in the working well.
In order to achieve the above object, the technical scheme of the present utility model is as follows.
The pipe jacking construction protection device is provided with an inverted U-shaped seat. The upper side of the U-shaped seat is provided with an inverted U-shaped plate, the upper side of the U-shaped seat is symmetrically provided with two vertically extending connecting grooves along the length direction of the U-shaped seat, and two ends of the U-shaped plate along the length direction of the U-shaped seat are respectively inserted into the connecting grooves; two pairs of clamping plates are symmetrically arranged on two sides of the U-shaped plate along the length direction, and rollers are uniformly arranged on opposite surfaces of the clamping plates along the length direction from top to bottom; the upper side of the U-shaped plate is provided with a through notch extending along the length direction of the U-shaped plate, the clamping plates respectively penetrate through the through notch and extend to the upper side of the U-shaped plate, and a clamping assembly for driving the clamping plates to move along the length direction is arranged between the two side walls of the U-shaped plate; a buffer device for reducing the descending speed of the U-shaped plate is arranged between the upper side of the U-shaped seat and the lower side of the U-shaped plate; a positioning component for positioning the U-shaped plate is arranged between the outer side of the U-shaped seat and the lower side of the U-shaped plate.
Therefore, when the pipeline descends to the height of the clamping plates, the clamping assembly can drive the four groups of clamping plates to clamp the outer side of the pipeline, the pipeline is limited, so that the pipeline can stably descend and cannot collide with workers, when the pipeline descends to the surface of the U-shaped plate, the descending speed of the pipeline can be reduced through the arrangement of the buffer device, the pipeline is prevented from directly contacting the ground to cause the collision between the pipeline and the ground, the quality of the pipeline is influenced, the positioning assembly is arranged to drive the U-shaped plate to descend and fix the position of the U-shaped plate, the jacking equipment is prevented from pushing the pipeline into the soil layer, the U-shaped plate is pushed to reset upwards and collide with the jacking equipment under the elastic action of the spring A, and the device can effectively protect the constructor and the pipeline, and has high protection performance.
Further, the clamping assembly comprises two threaded rods with a pair of reverse threads and driving blocks respectively engaged and sleeved on the pair of reverse threads of the threaded rods, wherein the two threaded rods are rotatably connected between the two side walls of the U-shaped plate; the two threaded rods are distributed at two ends of the clamping assembly along the width direction of the clamping assembly, a movable groove is formed in the upper side of the driving block, a sliding rod extending along the length direction is fixed in the movable groove, and the bottom of the clamping plate is arranged in the movable groove and is sleeved on the sliding rod in a sliding manner; the outer surface of the sliding rod is sleeved with a spring C, and two ends of the spring C are respectively abutted with the inner wall of the movable groove and one side surface of the clamping plate, which is far away from the center of the U-shaped seat; the motor is arranged on the outer side of the U-shaped plate, the end part of an output shaft of the motor is fixedly connected with the end parts of the threaded rods, and one side, close to the motor, of the two threaded rods is driven by the synchronous belt; the motor drives the clamping plates distributed on the two sides of the U-shaped plate along the length direction to synchronously approach or depart.
When the pipeline descends into four sets of splint, drive one side threaded rod through the motor and rotate to can drive the opposite side threaded rod rotatory simultaneously through the belt pulley group that sets up, and remove through the reverse thread engagement drive splint that sets up at the threaded rod surface, and then can drive four sets of splint and carry out the centre gripping spacing to the both sides of pipeline, make the pipeline can steadily descend, and when motor drive splint is to pipeline outside centre gripping, splint receive reverse effort can compression spring C, make the clamping force to the pipeline on the splint be spring C's elasticity, thereby can not cause the damage to the pipeline, avoid the screw rod to receive direct rigid impact, extension drive block life-span.
Further, buffer is including installing four telescopic links A that are located between two threaded rods in U-shaped seat upside, and telescopic link A matrix distributes between U-shaped board both sides wall, and telescopic link A's top all is connected with U-shaped board's downside, and telescopic link A's outside overlaps respectively and is equipped with spring A, and spring A's both ends respectively with U-shaped seat and U-shaped board butt.
When the pipeline drives the U-shaped plate to descend, the U-shaped plate downwards compresses the four groups of springs A, so that the descending speed of the U-shaped plate is reduced, the descending speed of the pipeline is reduced, and the collision during landing is avoided.
Further, the positioning component comprises a fixed rod arranged on the lower side of the U-shaped plate and an L-shaped rod positioned on the upper side of the U-shaped seat; the bottom of the fixing rod penetrates through the inside of the U-shaped seat and can vertically and slidably extend to the lower side of the U-shaped seat, and a fixing hole extending along the length direction is formed in the upper side of the fixing rod; a notch is arranged at the position, away from the side wall of the motor, of the U-shaped plate, corresponding to the fixing hole; the vertical short arm of the L-shaped rod is slidably arranged on the U-shaped seat along the length direction through the telescopic rod B, and the long arm of the L-shaped rod horizontally passes through the notch; the upper side of the U-shaped seat is provided with a sliding guide block, and one end of the L-shaped rod, which is close to the fixed rod, penetrates through the sliding guide block; the outer surface of the telescopic rod B is sleeved with a spring B serving as a tension spring, and two ends of the spring B are respectively fixed on the U-shaped seat and the short arm of the L-shaped rod.
After the pipeline drives the U-shaped plate to fall, the fixing hole is just aligned with the L-shaped rod, the fixing rod is pushed by the spring B to be inserted into the fixing hole, the position of the U-shaped plate is fixed, the jacking equipment can conveniently push the pipeline into the soil layer, the jacking equipment is prevented from pushing the pipeline into the soil layer, the elastic force of the spring A pushes the U-shaped plate to reset upwards and collide with the jacking equipment, the telescopic rod B can fix the position of the L-shaped rod, the L-shaped rod can only move along the length direction of the U-shaped plate, and the L-shaped rod can be accurately inserted into the fixing hole through the cooperation of the telescopic rod and the notch.
Further, the outer surface of the end part of the L-shaped rod far away from the fixed rod is adhered with a rubber pad, and the outer surface of the rubber pad is provided with anti-skid patterns.
When the L-shaped rod is pulled to reset the U-shaped plate, the friction force between the U-shaped plate and the palm can be increased due to the arrangement of the rubber pad and the anti-skidding patterns, and further the phenomenon of hand skidding is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic partial cross-sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 2A;
fig. 4 is an enlarged schematic view of B in fig. 2.
In the figure: 100. a U-shaped seat; 101. a U-shaped plate; 102. a connecting groove; 103. a clamping plate; 104. a roller; 105. a through slot; 200. a clamping assembly; 201. a threaded rod; 202. a driving block; 203. a movable groove; 204. a motor; 300. a buffer device; 301. a telescopic rod A; 302. a spring A; 400. a positioning assembly; 401. a fixed rod; 402. a fixing hole; 403. a notch; 404. an L-shaped rod; 405. a telescopic rod B; 406. a spring B; 500. a slide bar; 501. and a spring C.
Detailed Description
The present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-4, the pipe-jacking construction protecting device has an inverted U-shaped seat 100.
The upper side of the U-shaped seat 100 is provided with an inverted U-shaped plate 101, the upper side of the U-shaped seat 100 is symmetrically provided with two vertically extending connecting grooves 102 along the length direction thereof, and two ends of the U-shaped plate 101 along the length direction thereof are respectively inserted into the connecting grooves 102.
Two pairs of clamping plates 103 are symmetrically arranged on two sides of the U-shaped plate 101 along the length direction, and rollers 104 are uniformly arranged on opposite surfaces of the clamping plates 103 along the length direction from top to bottom.
The upper side of the U-shaped plate 101 is provided with a through notch 105 extending along the length direction, the clamping plates 103 respectively penetrate through the through notch 105 and extend to the upper side of the U-shaped plate 101, and a clamping assembly 200 for driving the clamping plates 103 to move along the length direction is arranged between two side walls of the U-shaped plate 101.
A buffer device 300 for reducing the descending speed of the U-shaped plate 101 is provided between the upper side of the U-shaped seat 100 and the lower side of the U-shaped plate 101.
A positioning assembly 400 for positioning the U-shaped plate 101 is provided between the outer side of the U-shaped seat 100 and the underside of the U-shaped plate 101.
Preferably, the clamping assembly 200 includes two threaded rods 201 rotatably connected between the two side walls of the U-shaped plate 101 and having a pair of opposite threads, and a driving block 202 engaged with the pair of opposite threads of the threaded rods 201, respectively.
Two threaded rods 201 are distributed at two ends of the clamping assembly 200 along the width direction of the clamping assembly 200, a movable groove 203 is formed in the upper side of the driving block 202, a sliding rod 500 extending along the length direction is fixed in the movable groove 203, and the bottom of the clamping plate 103 is arranged in the movable groove 203 and is sleeved on the sliding rod 500 in a sliding manner.
The outer surface of the sliding rod 500 is sleeved with a spring C501, and two ends of the spring C501 are respectively abutted with the inner wall of the movable groove 203 and one side surface of the clamping plate 103, which is far away from the center of the U-shaped seat (100).
The motor 204 is installed to the outside of U shaped plate 101, and motor 204 output shaft's tip and threaded rod 201's tip fixed connection, two threaded rods 201 are close to motor 204's one side and pass through the hold-in range transmission.
The motor 204 drives the clamping plates 103 distributed on both sides of the U-shaped plate 101 in the length direction to move closer to or away from each other synchronously.
When the crane hangs the pipeline into the working well, the motor 204 can be started to drive the threaded rod 201 to rotate, the threaded rod 201 is meshed with the driving block 202 to move, and then the four groups of clamping plates 103 are driven to move to the outermost side, the pipeline enters between the four groups of clamping plates 103 along with the descending of the pipeline, then the motor 204 is started to drive the threaded rod 201 to reversely rotate, the four groups of clamping plates 103 simultaneously move inwards and clamp and fix the two sides of the pipeline, so that the pipeline cannot shake, and the pipeline descends smoothly through the rollers 104, so that the workers cannot collide due to shaking in the descending process, the protection effect is achieved on the workers, and the clamping force of the clamping plates 103 on the pipeline is derived from the elastic force of the springs C501, so that the pipeline cannot be damaged.
Preferably, the buffer device 300 comprises four telescopic rods A301 arranged on the upper side of the U-shaped seat 100 and located between the two threaded rods 201, the telescopic rods A301 are distributed between two side walls of the U-shaped plate 101 in a matrix mode, the tops of the telescopic rods A301 are connected with the lower side of the U-shaped plate 101, springs A302 are sleeved on the outer sides of the telescopic rods A301 respectively, and two ends of the springs A302 are abutted to the U-shaped seat 100 and the U-shaped plate 101 respectively.
When the pipe drives the U-shaped plate 101 to descend, the U-shaped plate 101 compresses the four groups of springs A302 downwards, so that the descending speed of the U-shaped plate 101 is reduced, the descending speed of the pipe is reduced, and collision during landing is avoided.
Preferably, the positioning assembly 400 includes a fixing bar 401 mounted on the lower side of the U-shaped plate 101 and an L-shaped bar 404 located on the upper side of the U-shaped seat 100.
The bottom of the fixing rod 401 penetrates through the inside of the U-shaped seat 100 and can vertically and slidably extend to the lower side of the U-shaped seat 100, and a fixing hole 402 extending along the length direction is formed in the upper side of the fixing rod 401.
A notch 403 is arranged on the side wall of the U-shaped plate 101 away from the motor 204 and corresponding to the fixing hole 402.
The vertical short arm of the L-shaped bar 404 is slidably mounted on the U-shaped seat 100 in the length direction by a telescopic bar B405, and the long arm of the L-shaped bar 404 passes horizontally through the notch 403.
The upper side of the U-shaped seat 100 is mounted with a sliding guide block through which one end of the L-shaped rod 404 near the fixing rod 401 penetrates.
The outer surface of the telescopic rod B405 is sleeved with a spring B406 serving as a tension spring, and two ends of the spring B406 are respectively fixed on the U-shaped seat 100 and the short arm of the L-shaped rod 404.
When the pipeline drives the U-shaped plate 101 to fall, the fixing hole 402 is just aligned with the L-shaped rod 404, the fixing rod 401 is pushed by the spring B406 to be inserted into the fixing hole 402 and fix the position of the U-shaped plate 101, so that the jacking equipment can conveniently push the pipeline into the soil layer, the jacking equipment is prevented from pushing the pipeline into the soil layer, the U-shaped plate 101 is pushed to reset upwards and collide with the jacking equipment under the elastic action of the spring A302, the position of the L-shaped rod 404 can be fixed by the arrangement of the telescopic rod B405, the L-shaped rod 404 can only move along the length direction of the U-shaped plate 101, and the L-shaped rod 404 can be accurately inserted into the fixing hole 402 through the cooperation of the telescopic rod B405 and the notch 403.
Preferably, a rubber pad is adhered to the outer surface of the end of the L-shaped rod 404 far from the fixing rod 401, and anti-skid patterns are formed on the outer surface of the rubber pad.
When the L-shaped rod 404 is pulled to reset the U-shaped plate 101, the friction force between the U-shaped plate and the palm can be increased due to the arrangement of the rubber pad and the anti-skidding patterns, so that the phenomenon of hand skidding is avoided.
The foregoing detailed description of the utility model has been presented in conjunction with a specific embodiment, and it is not intended that the utility model be limited to such detailed description. Several equivalent substitutions or obvious modifications will occur to those skilled in the art to which this utility model pertains without departing from the spirit of the utility model, and the same should be considered to be within the scope of this utility model as defined in the appended claims.
Claims (5)
1. Push pipe construction protector has inverted U-shaped seat (100), its characterized in that:
an inverted U-shaped plate (101) is arranged on the upper side of the U-shaped seat (100), two vertically extending connecting grooves (102) are symmetrically formed in the upper side of the U-shaped seat (100) along the length direction of the U-shaped seat, and two ends of the U-shaped plate (101) along the length direction of the U-shaped seat are respectively inserted into one connecting groove (102);
two pairs of clamping plates (103) are symmetrically arranged on two sides of the U-shaped plate (101) along the length direction, and rollers (104) are uniformly arranged on opposite surfaces of the clamping plates (103) along the length direction from top to bottom;
the upper side of the U-shaped plate (101) is provided with a through notch (105) extending along the length direction of the U-shaped plate, the clamping plates (103) respectively penetrate through the through notch (105) and extend to the upper side of the U-shaped plate (101), and clamping assemblies (200) for driving the clamping plates (103) to move along the length direction are arranged between two side walls of the U-shaped plate (101);
a buffer device (300) for reducing the descending speed of the U-shaped plate (101) is arranged between the upper side of the U-shaped seat (100) and the lower side of the U-shaped plate (101);
a positioning assembly (400) for positioning the U-shaped plate (101) is arranged between the outer side of the U-shaped seat (100) and the lower side of the U-shaped plate (101).
2. The pipe jacking construction protector according to claim 1, wherein:
the clamping assembly (200) comprises two threaded rods (201) which are rotatably connected between two side walls of the U-shaped plate (101) and provided with a pair of reverse threads, and driving blocks (202) which are respectively meshed and sleeved on the pair of reverse threads of the threaded rods (201);
the two threaded rods (201) are distributed at two ends of the clamping assembly (200) along the width direction of the clamping assembly (200), a movable groove (203) is formed in the upper side of the driving block (202), a sliding rod (500) extending along the length direction is fixed in the movable groove (203), and the bottom of the clamping plate (103) is arranged in the movable groove (203) and is sleeved on the sliding rod (500) in a sliding manner;
the outer surface of the sliding rod (500) is sleeved with a spring C (501), and two ends of the spring C (501) are respectively abutted with the inner wall of the movable groove (203) and one side surface of the clamping plate (103) far away from the center of the U-shaped seat (100);
a motor (204) is arranged on the outer side of the U-shaped plate (101), the end part of an output shaft of the motor (204) is fixedly connected with the end part of the threaded rod (201), and one side, close to the motor (204), of each threaded rod (201) is driven by a synchronous belt;
the motor (204) drives the clamping plates (103) distributed on two sides of the U-shaped plate (101) along the length direction to synchronously approach or separate.
3. The pipe jacking construction protector according to claim 2, wherein:
the buffer device (300) comprises four telescopic rods A (301) arranged on the upper side of the U-shaped seat (100) and located between the threaded rods (201), the telescopic rods A (301) are distributed between two side walls of the U-shaped plate (101) in a matrix mode, the tops of the telescopic rods A (301) are connected with the lower side of the U-shaped plate (101), springs A (302) are sleeved on the outer sides of the telescopic rods A (301) respectively, and two ends of the springs A (302) are respectively abutted to the U-shaped seat (100) and the U-shaped plate (101).
4. A pipe jacking construction protector as claimed in claim 3, wherein:
the positioning assembly (400) comprises a fixed rod (401) arranged on the lower side of the U-shaped plate (101) and an L-shaped rod (404) positioned on the upper side of the U-shaped seat (100);
the bottom of the fixing rod (401) penetrates through the U-shaped seat (100) and can vertically and slidably extend to the lower side of the U-shaped seat (100), and a fixing hole (402) extending along the length direction is formed in the upper side of the fixing rod (401);
a notch (403) is arranged at a position, corresponding to the fixing hole (402), of the side wall, far away from the motor (204), of the U-shaped plate (101);
the vertical short arm of the L-shaped rod (404) is slidably arranged on the U-shaped seat (100) along the length direction through a telescopic rod B (405), and the long arm of the L-shaped rod (404) horizontally passes through the notch (403);
a sliding guide block is arranged on the upper side of the U-shaped seat (100), and one end of the L-shaped rod (404) close to the fixed rod (401) penetrates through the sliding guide block;
the outer surface of the telescopic rod B (405) is sleeved with a spring B (406) serving as a tension spring, and two ends of the spring B (406) are respectively fixed on the U-shaped seat (100) and the short arm of the L-shaped rod (404).
5. The pipe-jacking construction protector according to claim 4, wherein:
the outer surface of the end part of the L-shaped rod (404) far away from the fixed rod (401) is adhered with a rubber pad, and the outer surface of the rubber pad is provided with anti-skid patterns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320336541.6U CN219549768U (en) | 2023-02-24 | 2023-02-24 | Pipe jacking construction protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320336541.6U CN219549768U (en) | 2023-02-24 | 2023-02-24 | Pipe jacking construction protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219549768U true CN219549768U (en) | 2023-08-18 |
Family
ID=87707467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320336541.6U Active CN219549768U (en) | 2023-02-24 | 2023-02-24 | Pipe jacking construction protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219549768U (en) |
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2023
- 2023-02-24 CN CN202320336541.6U patent/CN219549768U/en active Active
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