Pipeline axis positioning and slurry collecting device for top pull pipe working well

Abstract

The utility model discloses a pipeline axis positioning and mud collecting device for a top-pull pipe working well, which comprises a through hole arranged on the side wall of a working well body, a collecting mechanism is arranged in the working well body, a supporting mechanism is arranged on the collecting mechanism, and the supporting mechanism is arranged on the side wall of the working well body. The collecting mechanism is located below the penetrating hole. A mud pumping pipe of a mud pumping pump device penetrates through a mud pumping hole, the diameter of the mud pumping pipe is smaller than that of the mud pumping hole, and the diameter of the mud pumping hole is larger than that of the mud pumping pipe, so that sludge can flow down from the mud pumping hole and flow into a collecting bin formed by the top plate, the bottom plate and the inner side wall of the surrounding plate, and then the sludge is pumped out through the mud pumping pump device. Sludge is prevented from being accumulated in the working well body and affecting operation on the top plate, the supporting groove is placed at the position of the placing axis of the pipeline body, and when the pipeline body is mechanically carried and installed, positioning of the pipeline body is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to top -draw pipe construction device field especially a pipeline axis positioning and mud collection device for top -draw pipe working well. BACKGROUND

[0002] Top -draw pipe construction technology is a construction technology that combines directional drilling and pipe jacking construction characteristics, and has become a relatively mature construction technology after several years of development, but when installing the pipeline in the top -draw pipe working well, the pipeline installation axis precision is difficult to control, and when the pipeline passes through the underground, the drilling produces silt, and the mud flows into the working well, the space in the working well is narrow, the operation environment is bad, and the safety is low, therefore, a pipeline axis positioning and mud collection device for top -draw pipe working well is needed to assist the pipeline installation, realizes mechanized high -precision pipe installation, and simultaneously facilitates the mud pump to collect the silt brought out during the installation of the pipeline. SUMMARY

[0003] The utility model discloses a pipeline axis positioning and mud collection device for top -draw pipe working well, which can overcome the pollution of mud to the environment in the working well.

[0004] The technical scheme for realizing the above-mentioned purpose is as follows: a pipeline axis positioning and mud collection device for top -draw pipe working well, comprising a through hole formed in the side wall of a working well body, a collecting mechanism installed in the working well, a supporting mechanism installed on the collecting mechanism, and the collecting mechanism located below the through hole.

[0005] Preferably, the collecting mechanism comprises a bottom plate, a top plate, first bolts, first nuts, a mud suction hole, a first cutout, a second cutout and a circular hole, the bottom end of the bottom plate is placed in close contact with the concrete at the bottom end of the working well body, the side wall of the bottom plate is provided with the second cutout, the side wall of the top plate is provided with the first cutout, the top end of the bottom plate is connected with the first bolts at multiple inflection points, the side wall of the first bolt is threadedly connected with two first nuts, the top end of the top plate is provided with the circular hole at multiple corner portions, the side wall of the first bolt passes through the circular hole, the two first nuts are located on the two sides of the top plate respectively, the top end of the top plate is provided with the mud suction hole, the side wall of the bottom plate is connected with a surrounding plate, and the side wall of the top plate is located on the inner side of the surrounding plate.

[0006] Preferably, the diameter of the circular hole is greater than the diameter of the first bolt, the diameter of the circular hole is less than the outer diameter of the first nut, the shape of the top plate and the shape of the bottom plate are both circular pie shapes, the diameter of the top plate is less than the diameter of the bottom plate, and the side wall of the top plate is provided with a rubber sleeve.

[0007] Preferably, the support mechanism comprises slide rails, axis positioning plates, support grooves, connecting blocks, limiting bolts and partitions, the top end of the top plate is connected with two symmetrical slide rails, the side wall of the slide rail is slidingly connected with an axis positioning plate, the side wall of the axis positioning plate is provided with a support groove, the side walls on both sides of the axis positioning plate are connected with connecting blocks, the side wall of the connecting block is threadedly connected with a limiting bolt, the top end of the top plate is connected with a partition, and the two axis positioning plates are located on the two sides of the partition.

[0008] Preferably, the connecting screw holes are formed in the connecting blocks, and the side walls of the connecting screw holes are threadedly connected with the limiting bolts.

[0009] Preferably, the bottom end of the upper side plate is located above the top end of the first bolt.

[0010] The utility model discloses beneficial effect is:

[0011] 1) a plurality of first bolts are divided into two sides about the center line of the bottom plate, the first nut of one side is screwed down, the first nut of the other side is screwed up, the first nut of one side is located below the first nut of the other side, so that the top plate can be placed at a certain angle, the inclination angle of the top plate is adjusted, then, the two first nuts on each first bolt are screwed tightly, the two first nuts clamp the top plate, the top plate is fixed, the mud pumping device is passed through the mud hole, the diameter of the mud pumping pipe is less than the diameter of the mud hole, and the diameter of the mud hole is greater than the diameter of the mud pumping pipe, so that the sludge can flow down from the mud hole, the sludge can flow into the collection bin formed by the top plate, the bottom plate and the inner side wall of the coaming, then, the sludge is pumped out by the mud pumping device, the sludge is prevented from accumulating in the working well body, and the work on the top plate is affected.

[0012] 2) the axis positioning plate is pushed, the axis positioning plate moves along the slide rail, the axis positioning plate drives the support groove and the connecting block to move, the support groove is placed at the placement axis of the pipeline body, when the pipeline body is mechanically carried and installed, the positioning of the pipeline body is facilitated, the axis of the pipeline body is positioned, the pipeline body is passed through the perforation, the side wall of the pipeline body is placed on the support groove, and the pipeline body is supported, at the moment, the limiting bolt is screwed into the top plate, so that the axis positioning plate is fixed, and the support stability of the pipeline body is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0014] Figure 2 It is the overhead structure schematic diagram of the utility model;

[0015] Figure 3 It is the section structure schematic diagram of the utility model;

[0016] Figure 4 is a working well profile structure schematic diagram of the utility model;

[0017] Figure 5 is a surrounding plate removed working well profile structure schematic diagram of the utility model;

[0018] Figure 6 is a top plate overhead structure schematic diagram of the utility model;

[0019] Figure 7 is a top plate front view structure schematic diagram of the utility model.

[0020] Reference signs:

[0021] 1, working well body;2, perforation;3, pipeline body;4, collection mechanism;401, bottom plate;402, top plate;403, first bolt;404, first nut;405, mud hole;406, first cutout;407, second cutout;408, round hole;5, support mechanism;501, slide rail;502, axis positioning plate;503, support groove;504, connecting block;505, limiting bolt;506, partition;6, surrounding plate. DETAILED DESCRIPTION

[0022] The technical scheme of the utility model will be described clearly and completely below in combination with the drawings. In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relationship based on the drawings shown, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying the importance of the opposite.

[0023] The utility model will be further described below in combination with the drawings.

[0024] Reference drawings Figure 1-7 A pipeline axis positioning and mud collection device for a top-pull pipeline working well, comprising a perforation 2 formed in the side wall of a working well body 1, a collection mechanism 4 is installed in the working well body 1, a support mechanism 5 is installed on the collection mechanism 4, and the collection mechanism 4 is located below the perforation 2.

[0025] Reference drawings Figure 2-6The collecting mechanism 4 comprises a bottom plate 401, a top plate 402, first bolts 403, first nuts 404, a mud pumping hole 405, a first cutout 406, a second cutout 407, and a round hole 408. The bottom end of the bottom plate 401 is placed in contact with the concrete at the bottom end of the working well body 1. The sidewall of the bottom plate 401 is provided with the second cutout 407. The sidewall of the top plate 402 is provided with the first cutout 406. The top end of the bottom plate 401 is connected with the first bolts 403 at multiple inflection points. The sidewall of the first bolt 403 is threadedly connected with the two first nuts 404. The top end of the top plate 402 is provided with the round hole 408. The sidewall of the first bolt 403 passes through the round hole 408. The two first nuts 404 are respectively located on the two sides of the top plate 402. The top end of the top plate 402 is provided with the mud pumping hole 405. The diameter of the round hole 408 is greater than the diameter of the first bolt 403. The diameter of the round hole 408 is less than the outer diameter of the first nut 404. The shape of the top plate 402 and the shape of the bottom plate 401 are both round cake shapes. The sidewall of the top plate 402 is sleeved with a rubber sleeve. The diameter of the top plate 402 is less than the diameter of the bottom plate 401. The sidewall of the bottom plate 401 is connected with the coaming 6. The sidewall of the top plate 402 is located on the inner side of the coaming 6.

[0026] The first bolts 403 are divided into two sides about the center line of the bottom plate 401. One side of the first nuts 404 is screwed downward, and the other side of the first nuts 404 is screwed upward, so that one side of the first nuts 404 is located below the other side of the first nuts 404, so that the top plate 402 can be placed at an angle, which is convenient for adjusting the inclination angle of the top plate 402. Then, the two first nuts 404 on each first bolt 403 are screwed tightly, so that the two first nuts 404 clamp the top plate 402 to fix the top plate 402. The mud pumping pipe of the mud pumping device passes through the mud pumping hole 405. The diameter of the mud pumping pipe is less than the diameter of the mud pumping hole 405, and the diameter of the mud pumping hole 405 is greater than the diameter of the mud pumping pipe, so that the sludge can flow down from the mud pumping hole 405. The sludge can flow into the collecting bin formed by the top plate 402, the bottom plate 401, and the inner sidewall of the coaming 6. Then, the sludge is pumped out by the mud pumping device to avoid the accumulation of sludge in the working well body 1, which affects the work on the top plate 402.

[0027] Reference is made to the accompanying drawings Figure 4-6The support mechanism 5 comprises slide rails 501, axis positioning plates 502, support grooves 503, connecting blocks 504, limiting bolts 505 and partition plates 506, the top end of the top plate 402 is connected with two symmetrical slide rails 501, the side wall of the slide rail 501 is slidably connected with the axis positioning plate 502, the side wall of the axis positioning plate 502 is provided with the support groove 503, the side wall of the axis positioning plate 502 is connected with the connecting block 504, the side wall of the connecting block 504 is threadedly connected with the limiting bolt 505, the top end of the top plate 402 is connected with the partition plate 506, the two axis positioning plates 502 are located on the two sides of the partition plate 506, the connecting block 504 is provided with a connecting screw hole, the side wall of the connecting screw hole is threadedly connected with the limiting bolt 505, and the diameter of the perforation 2 is greater than that of the pipeline body 3.

[0028] The axis positioning plate 502 is pushed to move along the slide rail 501, the axis positioning plate 502 drives the support groove 503 and the connecting block 504 to move, the support groove 503 is placed at the placement axis of the pipeline body 3, when the pipeline body 3 is mechanically carried and installed, the positioning of the pipeline body 3 is facilitated, the axis of the pipeline body 3 is positioned, the pipeline body 3 is passed through the perforation 2, the side wall of the pipeline body 3 is placed on the support groove 503, the pipeline body 3 is supported, at the moment, the limiting bolt 505 is screwed into the top plate 402, so that the axis positioning plate 502 is fixed, and the support stability of the pipeline body 3 is ensured.

[0029] The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some or all of the technical features can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A pipe axis positioning and mud collecting device for top-tensioned tubular well, comprising a perforation (2) in the sidewall of the well body (1), characterized in that, The working well body (1) is provided with a collecting mechanism (4), and the collecting mechanism (4) is provided with a supporting mechanism (5); the collecting mechanism (4) is located below the perforation (2).

2. A pipe axis positioning and mud collection device for a top-tensioned well, according to claim 1, characterized in that, The collecting mechanism (4) comprises a bottom plate (401), a top plate (402), a first bolt (403), a first nut (404), a mud suction hole (405), a first cutout (406), a second cutout (407) and a round hole (408); the bottom end of the bottom plate (401) is placed in close contact with the concrete at the bottom end of the working well body (1); the sidewall of the bottom plate (401) is provided with the second cutout (407); the sidewall of the top plate (402) is provided with the first cutout (406); the top end of the bottom plate (401) is connected with the first bolt (403) at multiple inflection points; the sidewall of the first bolt (403) is threadedly connected with two first nuts (404); the top end of the top plate (402) is provided with the round hole (408); the sidewall of the first bolt (403) penetrates through the round hole (408); the two first nuts (404) are respectively located on the two sides of the top plate (402); the top end of the top plate (402) is provided with the mud suction hole (405); the sidewall of the bottom plate (401) is connected with a surrounding plate (6); and the sidewall of the top plate (402) is located inside the surrounding plate (6).

3. A pipe axis positioning and mud collection device for a top-tensioned well, according to claim 2, wherein, The diameter of the round hole (408) is greater than the diameter of the first bolt (403), and the diameter of the round hole (408) is smaller than the outer diameter of the first nut (404); the shape of the top plate (402) and the shape of the bottom plate (401) are both circular pie shapes; the diameter of the top plate (402) is smaller than the diameter of the bottom plate (401); and the sidewall of the top plate (402) is sleeved with a rubber sleeve.

4. A pipe axis positioning and mud collection device for a top-tensioned well, according to claim 2, wherein, The supporting mechanism (5) comprises slide rails (501), axis positioning plates (502), support grooves (503), connecting blocks (504), limiting bolts (505) and partition plates (506); the top end of the top plate (402) is connected with two symmetrical slide rails (501); the sidewall of the slide rail (501) is slidably connected with the axis positioning plate (502); the sidewall of the axis positioning plate (502) is provided with the support groove (503); the two sidewalls of the axis positioning plate (502) are both connected with the connecting block (504); the sidewall of the connecting block (504) is threadedly connected with the limiting bolt (505); the top end of the top plate (402) is connected with the partition plate (506); and the two axis positioning plates (502) are respectively located on the two sides of the partition plate (506).

5. A pipe axis positioning and mud collection device for a top-tensioned well, according to claim 4, wherein, The connecting screw hole is formed in the connecting block (504), and the sidewall of the connecting screw hole is threadedly connected with the limiting bolt (505).

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