阅读说明：本技术 道路大修检查井一体化快速整修施工装置及其施工方法 (Integrated rapid refitting construction device for road overhaul inspection well and construction method thereof ) 是由 李洪明 于 2021-08-05 设计创作，主要内容包括：本申请涉及道路大修检查井一体化快速整修施工装置及其施工方法,其包括行走机构及安装在所述行走机构上的吊装机构,所述行走机构包括框架及安装在所述框架下端的各组万向轮,所述框架包括上端部的横梁及与所述横梁的水平两端固定连接的、竖直设置的两组支架；所述吊装机构包括套设在所述横梁上的滑块及收卷装置,所述收卷装置包括卷扬机及绕结在所述卷扬机上的钢丝绳,所述钢丝绳的下端部栓结固定有挂架,所述挂架的下端部挂接固定有待向井口进行安装的检查井。本申请中该施工装置实现了将待检查井向井口内部的吊装,且注浆后该施工装置仍保持对检查井的吊装,进而降低了吊装后的检修井在井口位置发生沉降,提升了检查井安装过程的施工精度。(The application relates to an integrated rapid refitting construction device for a road overhaul inspection well and a construction method thereof, wherein the integrated rapid refitting construction device comprises a travelling mechanism and a hoisting mechanism arranged on the travelling mechanism, the travelling mechanism comprises a frame and all groups of universal wheels arranged at the lower end of the frame, and the frame comprises a cross beam at the upper end part and two groups of vertically arranged brackets fixedly connected with the horizontal two ends of the cross beam; the hoisting mechanism comprises a sliding block sleeved on the cross beam and a winding device, the winding device comprises a winch and a steel wire rope wound on the winch, a hanging frame is fixed at the lower end of the steel wire rope in a bolted mode, and an inspection well to be installed to a well mouth is fixedly connected to the lower end of the hanging frame in a hung mode. This construction equipment has realized waiting to examine the hoist and mount of well to well head inside in this application, and this construction equipment still keeps the hoist and mount to the inspection shaft after the slip casting, and then has reduced the inspection shaft after the hoist and mount and has taken place to subside in the well head position, has promoted the construction precision of inspection shaft installation.)

1. Road overhaul inspection shaft integration quick renovation construction equipment, its characterized in that: the lifting device comprises a travelling mechanism (1) and a lifting mechanism (2) arranged on the travelling mechanism (1), wherein the travelling mechanism (1) comprises a frame (11) and groups of universal wheels (12) arranged at the lower end of the frame (11), the frame (11) comprises a cross beam (111) at the upper end part and two groups of vertically arranged brackets (112) fixedly connected with the two horizontal ends of the cross beam (111); the hoisting mechanism (2) comprises a sliding block (21) sleeved on the cross beam (111) and a winding device (212), the winding device (212) comprises a winch (2121) and a steel wire rope (2122) wound on the winch (2121), the lower end part of the steel wire rope (2122) is fixedly connected with a hanging frame (3) in a bolted mode, and the lower end part of the hanging frame (3) is fixedly connected with an inspection well (5) to be installed on a well mouth (41) in a hanging mode.

2. The integrated rapid refinishing construction device for the overhaul inspection well of the road according to claim 1, wherein: two sets of locating plates (6) with vertical axes are fixed on the end faces, far away from each other, of the supports (112), a screw rod (61) is connected to the inner portion of each locating plate (6) in a threaded mode, and the lower end portion of each screw rod (61) is inserted into the ground.

3. The integrated rapid refinishing construction device for the overhaul inspection well of the road according to claim 2, wherein: the sliding block (21) is provided with a driving motor (7), an output shaft of the driving motor (7) is meshed with a gear rack on the upper end face of the cross beam (111), and the sliding block (21) moves in a reciprocating mode along the cross beam (111).

4. The integrated rapid refinishing construction device for the overhaul inspection well of the road according to claim 3, wherein: the inspection well (5) is a steel bar rolling concrete prefabricated part, the inspection well (5) is of a circular tubular structure, a plurality of groups of embedded parts (51) are convexly arranged on the circumferential surface of the upper end of the inspection well (5), and the hanging rack (3) is fixedly connected with the embedded parts (51).

5. The integrated rapid refinishing construction device for the overhaul inspection well of the road according to claim 4, wherein: the round mouth at the lower end part of the inspection well (5) is sealed, and the plane of the lower end surface of the inspection well (5) is vertical to the axis of the inspection well (5).

6. The integrated rapid refinishing construction device for the overhaul inspection well of the road according to claim 5, wherein: the lower end part of the screw rod (61) is fixed with a backing plate (62), the axial direction of the backing plate (62) is perpendicular to the axial direction of the screw rod (61), and the distance between the lower end surface of the backing plate (62) and the lower end part of the screw rod (61) is not less than 20 cm.

7. The integrated fast refitting construction method for the major repair inspection well of the road is characterized by comprising the following steps of:

a. the well cover at the position of the wellhead (41) is removed, and then a maintenance worker enters the wellhead (41) to clean the broken inspection well (5);

b. pushing the construction device to a wellhead (41) position; conveying the prefabricated inspection well (5) to the position of a well mouth (41), driving the construction device to the position of the inspection well (5) at the moment, and positioning the hanging rack (3) vertically above the inspection well (5); hanging and fixing the hanger (3) and each group of embedded parts (51) on the circumferential surface of the upper end of the inspection well (5), winding by a winch (2121) on the sliding block (21), continuously pulling up the hanger (3) by a steel wire rope (2122) at the moment, further separating the lower end part of the inspection well (5) from the ground (4), and preparing for hoisting the inspection well (5) to the inside of a well mouth (41);

c. at the moment, a maintenance worker holds the supports (112) on two sides by hands, pushes the construction device to the position of a wellhead (41), each group of universal wheels (12) continuously rotate on the ground (4), at the moment, the screw rods (61) on the supports (112) on two sides rotate, each group of screw rods (61) are in threaded rotation connection with the positioning plate (6), the lower end parts of each group of screw rods (61) are inserted into the ground, each group of backing plates (62) are abutted to the ground (4), and the construction device is fixed on the ground (4); the driving motor (7) is driven to rotate, the sliding block (21) is connected with the gear rack of the cross beam (111), and at the moment, the sliding block (21) horizontally slides along the cross beam (111) to enable the inspection well (5) to be vertically opposite to the well mouth (41);

d. driving a winch (2121) to gradually lower the steel wire rope (2122), and gradually dropping the inspection well (5) towards the inside of the wellhead (41); when the lower end surface of the inspection well (5) is abutted against the inner bottom surface of the wellhead (41), the winch (2121) stops rotating, and the inspection well (5) is in a vertical static state;

e. grouting operation is carried out, a gap (42) is formed between the outer peripheral surface of the inspection well (5) and the inner peripheral wall of the well mouth (41), a grouting pipe is inserted into the gap (42), and the gap (42) is filled with mortar continuously; after the mortar is dehydrated and hardened, the winch (2121) is unreeled, the hanging pieces are unhooked from the groups of embedded parts (51), and the groups of screw rods (61) and the positioning plate (6) are rotated to separate the lower end parts of the screw rods (61) from the ground (4); at this time, the renovation personnel pushes the construction device to enable the construction device to be far away from the position of a wellhead (41), and the whole operation process of the construction device is completed.

Technical Field

The application relates to the field of road construction, in particular to an integrated rapid refitting construction device for a major repair inspection well of a road and a construction method thereof.

Background

The inspection well is a well-shaped structure formed by integrally injection molding or bricklaying plastic for inspection, which is used in a building district (residential area, public building area, factory area and the like) and is provided with an external diameter of an embedded plastic drainage pipeline of not more than 800mm and an embedded depth of not more than 6m, is generally arranged at a drainage pipeline intersection, a turning position, a pipe diameter or gradient changing position, a water drop position and the like, and is convenient for periodic inspection, cleaning and dredging or well descending operation.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: in the existing road construction process, inspection wells are mostly arranged on the ground at certain intervals, and all groups of pipelines buried under the ground are connected at the positions of the inspection wells; for some roads, current inspection shaft is mostly prefabricated reinforcing bar roll concrete component, when subaerial construction overloaded vehicle, the damage of inspection shaft is easily caused to the pressure of vehicle this moment, so need carry out the quick repairment of inspection shaft, current repairment mode is clear away broken inspection shaft fragment from the well head position, and hoist prefabricated inspection shaft component to well head position with the help of hoist device, because the interior bottom surface of well head has ponding more, the soil quality in the bottom of the well is soft, so the inspection shaft of hoist and mount easily takes place the settlement during this time, make the inspection shaft position accuracy of renovation reduce, ground also easily takes place the settlement, so there is improved space.

Disclosure of Invention

In order to reduce settlement of the hoisted inspection well at a wellhead position and improve construction precision in the installation process of the inspection well, the application provides an integrated rapid repairing construction device for a road overhaul inspection well and a construction method thereof.

The application provides an integrated rapid refitting construction device for a road overhaul inspection well and a construction method thereof, which adopt the following technical scheme:

the integrated rapid repairing construction device for the road overhaul inspection well comprises a travelling mechanism and a hoisting mechanism arranged on the travelling mechanism, wherein the travelling mechanism comprises a frame and all groups of universal wheels arranged at the lower end of the frame, and the frame comprises a cross beam at the upper end part and two groups of vertically arranged brackets fixedly connected with the horizontal two ends of the cross beam; the hoisting mechanism comprises a sliding block sleeved on the cross beam and a winding device, the winding device comprises a winch and a steel wire rope wound on the winch, a hanging frame is fixed at the lower end of the steel wire rope in a bolted mode, and an inspection well to be installed to a well mouth is fixedly connected to the lower end of the hanging frame in a hung mode.

By adopting the technical scheme, when the inspection well on the road is renovated, the construction device is positioned on the ground, the universal wheels in the travelling mechanism are arranged on the frame, and when the construction device is moved, all groups of universal wheels continuously rotate on the ground, so that the construction device is transferred; during construction, an inspection well to be hoisted is hung on a hanging frame, before hoisting, a winch in a hoisting mechanism is continuously wound, the hanging frame below a steel wire rope is hung and fixed with the inspection well, the inspection well is lifted off, the construction device is pushed again at the moment and moves to the position of a well mouth, a maintenance worker drives the winch at the moment to unwind the steel wire rope, the inspection well continuously falls towards the interior of the well mouth, the inspection well is hoisted towards the interior of the well mouth, subsequent grouting operation is carried out, after mortar is dehydrated and hardened, the mortar connects the inspection well with the inner wall of the well mouth, and maintenance operation of the inspection well is finished at the moment; this construction equipment has realized waiting to examine the hoist and mount of well to well head inside in this application, and this construction equipment still keeps the hoist and mount to the inspection shaft after the slip casting, and then has reduced the inspection shaft after the hoist and mount and has taken place to subside in the well head position, has promoted the construction precision of inspection shaft installation.

Preferably, the two groups of the brackets are respectively fixed with positioning plates with vertical axes on the end faces away from each other, the positioning plates are connected with screws in a threaded manner, and the lower ends of the screws are inserted into the ground.

Through adopting above-mentioned technical scheme, when this kind of construction equipment promoted subaerial to the well head position, rotated each group bolt this moment, the screw rod keeps with the threaded connection of locating plate, the lower tip of screw rod is constantly pegged graft to the underground this moment, the aforesaid sets up and has realized this construction equipment subaerial fixed, has avoided the aversion of this construction equipment when carrying out inspection shaft hoist and mount, has promoted inspection shaft hoist and mount process's position accuracy.

Preferably, a driving motor is mounted on the sliding block, an output shaft of the driving motor is meshed with a rack gear on the upper end face of the cross beam, and the sliding block moves in a reciprocating manner along the cross beam.

Through adopting above-mentioned technical scheme, driving motor installs on the slider, and driving motor's output shaft and the meshing of the up end rack of teeth of a cogwheel of crossbeam have realized the removal of slider along the crossbeam among the above-mentioned setting, so at the in-process of carrying out inspection shaft hoist and mount, can slide along the crossbeam with the help of driving motor drive slider, and then be convenient for finely tune the hoist and mount position of inspection shaft.

Preferably, the inspection well is a steel bar rolling concrete prefabricated part, the inspection well is of a circular tubular structure, a plurality of groups of embedded parts are convexly arranged on the circumferential surface of the upper end of the inspection well, and the hanging frame is fixedly connected with each group of embedded parts in a hanging mode.

Through adopting above-mentioned technical scheme, when the hoist and mount operation of carrying out the inspection shaft, articulate the stores pylon with each pre-buried built-in fitting of group fixed this moment, for current binding mode, the setting in the above-mentioned setting is convenient for be connected stores pylon and each pre-buried fitting of group, and when the hoist and mount of examining the car well, holistic efficiency is higher.

Preferably, the round mouth at the lower end part of the inspection well is sealed, and the plane of the lower end surface of the inspection well is vertical to the axis of the inspection well.

Through adopting above-mentioned technical scheme, after accomplishing hoist inspection shaft to well head position, carry out the slip casting operation, the mortar has mobility, and inspection downhole end carries out the shutoff this moment, has avoided the mortar to take place to upwelling from the lower tip of inspection shaft, so avoided the mortar to the inside anti-thick liquid of inspection shaft.

Preferably, a base plate is fixed at the lower end part of the screw rod, the axial direction of the base plate is perpendicular to the axial direction of the screw rod, and the distance between the lower end face of the base plate and the lower end part of the screw rod is not less than 20 cm.

Through adopting above-mentioned technical scheme, the backing plate is located the lower tip of screw rod, when carrying out each group screw rod to the grafting of underground, the setting of each group backing plate this moment has not only played the limiting displacement to the grafting degree of depth, and the setting of backing plate has promoted the area of contact with ground, this kind of construction equipment stability on ground promotes this moment.

The integrated fast refitting construction method for the major repair inspection well of the road is characterized by comprising the following steps of:

a. removing the well cover at the position of the wellhead, and removing the broken inspection well by a maintenance worker entering the inside of the wellhead;

b. pushing the construction device to a wellhead position; conveying the prefabricated inspection well to the position of a well mouth, driving the construction device to the position of the inspection well at the moment, and positioning the hanging frame vertically above the inspection well; hanging and fixing the hanging frame and each group of embedded parts on the circumferential surface of the upper end of the inspection well, winding the hanging frame by a winch on a sliding block, continuously pulling the hanging frame by a steel wire rope at the moment, further separating the lower end part of the inspection well from the ground, and preparing to carry out the hoisting operation of the inspection well to the inside of a well mouth;

c. at the moment, the renovation personnel holds the supports on the two sides by hands, pushes the construction device to the position of a wellhead, each group of universal wheels continuously rotate on the ground, at the moment, the screw rods on the supports on the two sides rotate, each group of screw rods are in threaded rotary connection with the positioning plate, the lower end parts of the screw rods are inserted into the ground, each group of backing plates are abutted against the ground, and the construction device is fixed on the ground; the driving motor is driven to rotate, the sliding block is connected with the gear rack of the cross beam, and the sliding block horizontally slides along the cross beam at the moment to enable the inspection well to be vertically opposite to the well mouth;

d. driving a winch to gradually lower the steel wire rope, and gradually dropping the inspection well into the wellhead; when the lower end surface of the inspection well is abutted against the inner bottom surface of the wellhead, the winch stops rotating, and the inspection well is in a vertical static state;

e. grouting operation is carried out, a gap is formed between the outer peripheral surface of the inspection well and the inner peripheral wall of the well mouth, a grouting pipe is inserted into the gap, and the gap is filled with mortar continuously; after the mortar is dehydrated and hardened, unreeling the winch, unhooking the hanging pieces and the embedded parts, and rotating the screw rods and the positioning plates to separate the lower end parts of the screw rods from the ground; at this time, the maintenance personnel push the construction device to enable the construction device to be far away from the position of the wellhead, and the whole operation process of the construction device is completed.

By adopting the technical scheme, when the construction device is used for hoisting the inspection well, the winch continuously winds and unwinds the steel wire rope, the hanging frame at the lower end part of the steel wire rope is fixedly hung with the embedded part on the inspection well, and after the construction device is fixed on the ground by virtue of the screw rods, the screw rods of each group are inserted into the ground, so that the construction device is fixed on the ground; meanwhile, when the position of the inspection well needs to be finely adjusted, the driving motor is used for driving, the sliding block slides along the cross beam, and the displacement of the inspection well is realized; in the process of grouting operation, the mortar is filled in the gap between the wellhead and the inspection well, and after the mortar is dehydrated and hardened, the gap is continuously filled by the fluidity of the mortar, so that the inspection well is connected in the wellhead, and the structural strength of the inspection well in the wellhead is improved.

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

1. during construction, an inspection well to be hoisted is hung on a hanging frame, before hoisting, a winch in a hoisting mechanism is continuously wound, the hanging frame below a steel wire rope is hung and fixed with the inspection well, the inspection well is lifted off, the construction device is pushed again at the moment and moves to the position of a well mouth, a maintenance worker drives the winch at the moment to unwind the steel wire rope, the inspection well continuously falls towards the interior of the well mouth, the inspection well is hoisted towards the interior of the well mouth, subsequent grouting operation is carried out, after mortar is dehydrated and hardened, the mortar connects the inspection well with the inner wall of the well mouth, and maintenance operation of the inspection well is finished at the moment; the construction device achieves hoisting of the inspection well to be inspected to the inside of the wellhead, and the construction device still keeps hoisting of the inspection well after grouting, so that settlement of the hoisted inspection well at the position of the wellhead is reduced, and construction precision in the installation process of the inspection well is improved;

2. when the construction device is pushed to the ground of a wellhead position, all the groups of bolts are rotated at the moment, the screw rods are kept in threaded connection with the positioning plates, and the lower end parts of the screw rods are continuously inserted into the ground; the base plates are positioned at the lower end parts of the screws, when the screw rods of each group are inserted into the ground, the base plates of each group are arranged, so that the inserting depth is limited, the contact area between the base plates and the ground is increased, and the stability of the construction device on the ground is improved;

3. driving motor installs on the slider, and driving motor's output shaft and the meshing of the up end gear rack of crossbeam have realized the slider along the removal of crossbeam among the above-mentioned setting, so at the in-process of carrying out the inspection shaft hoist and mount, can slide along the crossbeam with the help of driving motor drive slider, and then be convenient for finely tune the hoist and mount position of inspection shaft.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

fig. 4 is an enlarged view at C in fig. 1.

Description of reference numerals: 1. a traveling mechanism; 11. a frame; 111. a cross beam; 112. a support; 12. a universal wheel; 2. a hoisting mechanism; 21. a slider; 212. a winding device; 2121. a winch; 2122. a wire rope; 22. a fixed pulley; 3. a hanger; 4. a ground surface; 41. a wellhead; 42. a gap; 5. an inspection well; 51. embedding parts; 6. positioning a plate; 61. a screw; 62. a base plate; 7. the motor is driven.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an integrated rapid refitting construction device for a road overhaul inspection well and a construction method thereof.

Example 1

Referring to fig. 1, a wellhead 41 is vertically excavated on the ground 4, and the horizontal section of the wellhead 41 is circular; an inspection well 5 is inserted into the wellhead 41, and the inspection well 5 is a prefabricated reinforced concrete member; when an overloaded vehicle travels on the ground 4, the manhole 5 is easily damaged by the travel of the vehicle, and therefore, the manhole 5 needs to be repaired. The outer diameter of the inspection well 5 is smaller than the inner diameter of the wellhead 41, so that a gap 42 is formed between the inner circumferential surface of the wellhead 41 and the outer circumferential surface of the inspection well 5.

Referring to fig. 1 and 2, the integrated rapid renovation construction device for the road overhaul inspection well 5 and the construction method thereof comprise a travelling mechanism 1, wherein the travelling mechanism 1 comprises a frame 11 and various groups of universal wheels 12 arranged at the lower end of the frame 11, and the frame 11 comprises a cross beam 111 at the upper end part and two groups of vertically arranged brackets 112 fixedly connected with the two horizontal ends of the cross beam 111.

The end surfaces of the two groups of frames 11, which are far away from each other, are respectively fixed with positioning plates 6 with axes vertically arranged, and the planes of the positioning plates 6 are horizontally arranged; the positioning plate 6 is internally connected with a screw rod 61 in a threaded manner, the axial direction of the screw rod 61 is vertical to the plane of the positioning plate 6, and the lower end part of the screw rod 61 is inserted into the ground. A backing plate 62 is fixed at the lower end part of the screw 61, the axial direction of the backing plate 62 is vertical to the axial direction of the screw 61, and the distance between the lower end surface of the backing plate 62 and the lower end part of the screw 61 is not less than 20 cm; when the screw 61 is inserted into the ground, the lower end surface of the backing plate 62 abuts against the ground 4.

Referring to fig. 1 and 3, the integrated rapid renovation construction device for the road overhaul inspection well 5 and the construction method thereof further comprise a hoisting mechanism 2 installed on the travelling mechanism 1. The hoisting mechanism 2 comprises a sliding block 21 and a winding device 212, the sliding block 21 is sleeved on the cross beam 111, the cross beam 111 is of a channel steel structure, and the lower end part of the sliding block 21 is inserted into a groove opening in the cross beam 111 to slide. The winding device 212 includes a winch 2121 and a wire rope 2122 wound around the winch 2121; a fixed pulley 22 is fixed on one side of the slider 21, and a wire rope 2122 is wound around the fixed pulley 22 for rotation. The slide block 21 is provided with a driving motor 7, and the axial direction of the driving motor 7 is vertical to the axial direction of the winch 2121; an output shaft of the driving motor 7 is engaged with a rack gear of an upper end surface of the cross beam 111, and the slider 21 is reciprocally moved along the cross beam 111.

Referring to fig. 1 and 4, a hanger 3 is fixed to the lower end of the steel wire rope 2122 in a bolted mode, the inspection well 5 is in a circular tubular structure, a plurality of groups of embedded parts 51 are arranged on the circumferential surface of the upper end of the inspection well 5 in a protruding mode, the groups of embedded parts 51 are distributed along the circumferential end face of the upper end of the inspection well 5 in an equiangular circumferential mode, and the hanger 3 is fixedly connected with the groups of embedded parts 51 in a hanging mode. The round mouth of the lower end part of the inspection well 5 is sealed, and the plane of the lower end surface of the inspection well 5 is vertical to the axis of the inspection well 5.

Example 2

The integrated fast refitting construction method for the major repair inspection well of the road comprises the following construction sequence:

a. removing the well cover at the position of the wellhead 41, and removing the broken inspection well 5 by a maintenance worker entering the wellhead 41;

b. pushing the construction device towards the wellhead 41 position; conveying the prefabricated inspection well 5 to the position of a well mouth 41, wherein the construction device runs to the position of the inspection well 5, and the hanging frame 3 is positioned vertically above the inspection well 5; hanging and fixing the hanging frame 3 and each group of embedded parts 51 on the circumferential surface of the upper end of the inspection well 5, winding by a winch 2121 on the sliding block 21, continuously pulling the hanging frame 3 high by a steel wire rope 2122 at the moment, further separating the lower end part of the inspection well 5 from the ground 4, and preparing for hoisting the inspection well 5 to the inside of the wellhead 41;

c. at the moment, the renovation personnel holds the brackets 112 at two sides, pushes the construction device to the position of a wellhead 41, each group of universal wheels 12 continuously rotate on the ground 4, at the moment, the screw rods 61 from two sides to the brackets rotate, each group of screw rods 61 is in threaded rotary connection with the positioning plate 6, the lower end parts of each group of screw rods 61 are inserted into the ground, each group of backing plates 62 are abutted against the ground 4, and the construction device is fixed on the ground 4; the driving motor 7 is driven to rotate, the sliding block 21 is connected with the cross beam 111 through a gear rack, and at the moment, the sliding block 21 horizontally slides along the cross beam 111 to enable the inspection well 5 to be vertically opposite to the wellhead 41;

d. driving the winch 2121 to gradually lower the steel wire rope 2122, and at the moment, gradually lowering the inspection well 5 into the wellhead 41; when the lower end surface of the inspection well 5 is abutted against the inner bottom surface of the wellhead 41, the winch 2121 is stopped to rotate, and the inspection well 5 is in a vertical static state;

e. grouting, namely, a gap 42 is formed between the outer peripheral surface of the inspection well 5 and the inner peripheral wall of the well mouth 41, a grouting pipe is inserted into the gap 42, and the gap 42 is filled with mortar continuously; after the mortar is dehydrated and hardened, the winch 2121 is unreeled, the hanging pieces are unhooked from the groups of embedded parts 51, and the groups of screw rods 61 and the positioning plate 6 are rotated to separate the lower end parts of the screw rods 61 from the ground 4; at this point, the renovation personnel pushes the construction equipment to make the construction equipment far away from the position of the wellhead 41, and the whole operation process of the construction equipment is completed.

This construction equipment has realized waiting to examine well 5 to the inside hoist and mount of well head 41 in this application, and this construction equipment still keeps the hoist and mount to inspection shaft 5 after the slip casting, and then has reduced the inspection shaft after the hoist and has taken place to subside in well head 41 positions, has promoted the construction precision of inspection shaft 5 installation

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.