A prefabricated concrete box culvert structure and its construction method

Abstract

This invention discloses a prefabricated concrete box culvert structure and its construction method, belonging to the field of concrete pouring. The device includes a ground pile frame, with an installation frame above the ground pile frame. Both the left and right outer walls of the ground pile frame are provided with clamps and shallow grooves. The side walls of the clamping shallow grooves are provided with a plurality of linearly arranged fixed transverse grooves. Both the left and right inner walls of the installation frame are provided with assembly shallow grooves, and the side walls of the assembly shallow grooves are provided with a plurality of linearly arranged connecting transverse grooves. The combined channel formed by the connection of the fixed transverse grooves and the connecting transverse grooves is filled with steel bars. This invention involves hoisting the installation frame, aligning it with the ground pile frame, and lowering it. The connection height between the ground pile frame and the installation frame is adjusted according to construction needs. If the height of the ground pile frame and the installation frame needs to be increased, the connecting transverse grooves are aligned with the higher fixed transverse grooves. The combined channel formed by the connection of the fixed transverse grooves and the connecting transverse grooves is filled with steel bars, achieving an adjustable profile for the concrete box culvert.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of concrete pouring, in particular to an assembled concrete box culvert structure passage and a construction method thereof. BACKGROUND

[0002] With the development of industrial technology, modern concrete pouring technology is developing more and more perfect, and the concrete box culvert structure passage is widely used in the fields of bridge construction, underground drainage and the like. The shape of the concrete box culvert is fixed during production, which requires customization according to the needs of each construction project. Various concrete box culverts require many types of concrete box culvert templates, which will waste a lot of equipment resources.

[0003] Secondly, the soil quality at each construction site is different. For the construction site where the soil is relatively soft, the soil will deform over time after the concrete box culverts are connected in series, and then the connection between the concrete box culverts will also have gaps, which will affect the use of the concrete box culvert passage. SUMMARY

[0004] The purpose of the present application is to provide an assembled concrete box culvert structure passage and a construction method thereof. The installation frame is hoisted and aligned with the ground pile frame, and the height of the ground pile frame and the installation frame is adjusted according to the needs of construction. If the height of the ground pile frame and the installation frame needs to be increased, the butt joint transverse groove is aligned with the higher fixed transverse groove, and the steel bars are filled in the combined passage formed by the butt joint of the fixed transverse groove and the butt joint transverse groove, so as to realize the effect of adjustable outline of the concrete box culvert, thereby solving the problems raised in the background technology.

[0005] To achieve the above purpose, the present application provides the following technical scheme: an assembled concrete box culvert structure passage, comprising a ground pile frame, wherein an installation frame is arranged above the ground pile frame, a clamping groove is arranged on the left and right outer side walls of the ground pile frame, a plurality of fixed transverse grooves in a straight line array are arranged on the side wall of the clamping groove, a left and right inner side wall of the installation frame is provided with an assembly groove, a plurality of butt joint transverse grooves in a straight line array are arranged on the side wall of the assembly groove, steel bars are filled in the combined passage formed by the butt joint of the fixed transverse groove and the butt joint transverse groove, a soil pile locking assembly is arranged on the side wall of the ground pile frame and the installation frame, an offset combination mechanism is arranged on the left and right side walls of the ground pile frame and the installation frame, a weight reduction passage is further arranged on the ground pile frame and the installation frame, and an instrument installation cavity is arranged on the inner side of the ground pile frame.

[0006] Further, the fixed pit on the end face of the soil pile locking assembly ground pile frame and the installation frame is further provided with an expansion square chamber, and the cross section of the expansion square chamber is larger than that of the fixed pit.

[0007] Further, the offset combination mechanism comprises butt vertical slots on the mounting frame, which are in a straight and uniform array, and the ground pile frame is provided with fixed vertical slots, the fixed vertical slots and the butt vertical slots butt to form a translation slot, and a steel plate is filled in the translation slot.

[0008] Further, the instrument mounting cavity is wrapped around the cover plate on the inner side wall of the ground pile frame, the inside of the cover plate is filled with a camera, and a glass plate is arranged at the opening of the cover plate, and the glass plate and the port of the cover plate are sealed.

[0009] Further, the weight-reducing channel is plugged with a wooden block, a steel cone is inserted into the wooden block, and a threaded rod is arranged at the outer end of the steel cone.

[0010] Further, the installation mechanism comprises a butt slot (1001) on the outer side wall of the ground pile frame, a loading platform is mounted on one side of the butt slot, a zigzag steel plate is arranged on the inner side wall of the loading platform and inserted into the butt slot, two threaded short pipes are arranged on the outer side wall of the loading platform, the threaded short pipes form a forty-five-degree angle with the horizontal plane, and threaded steel bars are inserted into the threaded short pipes.

[0011] Further, the method comprises the following steps:

[0012] S1. Apply a marking line at the construction site, excavate a linear pit groove according to the marking line, shape a rectangular soil block at the top end of the linear pit groove to match the fixed pit contour, use a crane to load the ground pile frame into the linear pit groove one by one, align the rectangular soil block with the fixed pit when the ground pile frame is put in, use a hammering device to hit the ground pile frame, and then the rectangular soil block is reshaped in the fixed pit and the cavity inside the expanded square chamber, and the rectangular soil block gradually fills the cavity inside the fixed pit and the expanded square chamber during the vibration process;

[0013] S2. Hoist the mounting frame and place it down to align with the ground pile frame, adjust the height of the butt joint of the ground pile frame and the mounting frame according to the construction needs, if the height of the ground pile frame and the mounting frame needs to be increased, align the butt joint horizontal slot with the higher fixed horizontal slot, and fill a steel bar in the combined channel formed by the butt joint of the fixed horizontal slot and the butt joint horizontal slot;

[0014] S3. When the front and back directions of the ground pile frame and the mounting frame need to be staggered, align the fixed vertical slot with the butt joint vertical slot at the back, fill a steel plate in the translation slot formed by the butt joint of the fixed vertical slot and the butt joint vertical slot, and the staggered form of the front and back directions of the ground pile frame and the mounting frame can make the connection of the two box culverts more closely.

[0015] S4. After the ground pile frame and the mounting frame are assembled, cover the earth, hammer the position of the fixed pit on the covering earth, fill and compact the soil in the fixed pit and the cavity of the expanded square chamber, and insert a detection instrument such as a camera or a liquid level sensor into the cover plate, and then smear sealing glue on the edge of the glass plate of the cover plate;

[0016] S5. In the area where the soil is easy to deform, the zigzag steel plate is installed inside the butt joint groove before the use of the ground pile frame, the zigzag steel plate and the added platform directly contact the bottom of the linear pit groove, the threaded short pipe and the threaded steel bar below are hammered into the soil by their own gravity, and the added platform, the threaded short pipe and the threaded steel bar above are further tamped by the buried soil, thereby increasing the contact range of the box culvert device and the soil and preventing stronger grip in the soil easy to deform.

[0017] Therefore, the application has the following beneficial effects due to the adoption of the above technology:

[0018] Firstly, the installation frame is hoisted and placed in the ground pile frame, the height of the butt joint of the ground pile frame and the installation frame is adjusted according to the construction needs, if the height of the ground pile frame and the installation frame needs to be increased, the butt joint transverse groove is aligned with the higher fixed transverse groove, and the steel bar is filled in the combined channel formed by the butt joint of the fixed transverse groove and the butt joint transverse groove, thereby achieving the effect of adjustable outline of the concrete box culvert.

[0019] Secondly, when the front and rear directions of the ground pile frame and the installation frame need to be staggered, the fixed vertical groove is aligned with the rear butt joint vertical groove, the steel plate is filled in the translation groove formed by the butt joint of the fixed vertical groove and the butt joint vertical groove, and the staggered form of the front and rear directions of the ground pile frame and the installation frame can make the connection of the two box culverts spliced more closely.

[0020] Thirdly, the top of the linear pit groove is shaped into a rectangular soil block matching the outline of the fixed pit, the ground pile frame is loaded into the linear pit groove by the crane one by one, the rectangular soil block is aligned with the fixed pit when the ground pile frame is placed, and the rectangular soil block is shaped again in the cavity inside the fixed pit and the expanded square room by the hammering equipment on the ground pile frame, thereby gradually filling the cavity inside the fixed pit and the expanded square room in the process of vibration, and the ground pile frame and the installation frame are assembled and covered with soil, the staff hammers the position of the fixed pit on the covered soil, so that the soil is filled and compacted in the cavity of the fixed pit and the expanded square room, thereby increasing the gripping force with the soil. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a front view schematic diagram of an assembled concrete box culvert structure channel and its construction method.

[0022] Figure 2 It is a sectional view schematic diagram of an assembled concrete box culvert structure channel and its construction method.

[0023] Figure 3 It is a second perspective view schematic diagram of an assembled concrete box culvert structure channel and its construction method.

[0024] Figure 4This is a schematic diagram of a prefabricated concrete box culvert structure and its construction method for fixing the transverse groove.

[0025] Figure 5 This is a schematic diagram of a prefabricated concrete box culvert structure passage and its construction method, including a fixing pit.

[0026] Explanation of reference numerals in the attached figures:

[0027] 1. Ground pile frame, 2. Mounting frame, 3. Fixing vertical groove, 4. Connecting vertical groove, 5. Cover plate, 6. Weight reduction channel, 7. Fixing pit, 701. Expansion chamber, 8. Fixing horizontal groove, 9. Connecting horizontal groove, 10. Addition platform, 1001. Connecting groove, 1002. Bending steel plate, 1003. Threaded short pipe. Detailed Implementation

[0028] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention. Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to represent selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0029] This invention provides, for example Figures 1-5 The diagram illustrates a prefabricated concrete box culvert structure, comprising a ground pile frame 1, an installation frame 2 above the ground pile frame 1, and locking and shallow grooves on the left and right outer walls of the ground pile frame 1. Several linear arrays of fixing transverse grooves 8 are provided on the side walls of the locking and shallow grooves. The left and right inner walls of the installation frame 2 are each provided with assembly shallow grooves, and several linear arrays of connecting transverse grooves 9 are provided on the side walls of the assembly shallow grooves. Steel bars are filled into the combined channel formed by the connecting transverse grooves 8 and 9. Soil pile locking components are provided on the side walls of both the ground pile frame 1 and the installation frame 2. Offset combination mechanisms are provided on the left and right side walls of the pile frame 1 and the installation frame 2. Weight reduction channels 6 are also provided on the pile frame 1 and the installation frame 2. An instrument installation cavity is provided on the inner side of the pile frame 1. The installation frame 2 is hoisted up and aligned with the pile frame 1 before being lowered down. The docking height of the pile frame 1 and the installation frame 2 can be adjusted according to the construction needs. If the height of the pile frame 1 and the installation frame 2 needs to be increased, the docking transverse groove 9 is aligned with the higher fixed transverse groove 8. The combination channel formed by the docking of the fixed transverse groove 8 and the docking transverse groove 9 is filled with steel bars, which realizes the effect of adjustable concrete box culvert outline.

[0030] The soil pile locking assembly is provided with a fixed pit 7 on the end face of the ground pile frame 1 and the mounting frame 2, and the inside of the fixed pit 7 is further provided with an expanded square chamber 701, the cross section of the expanded square chamber 701 is larger than that of the fixed pit 7, the top end of the linear pit groove is shaped into a rectangular soil block matched with the profile of the fixed pit 7, the ground pile frame 1 is loaded into the linear pit groove one by one by a crane, the rectangular soil block is aligned with the fixed pit 7 when the ground pile frame 1 is placed, and the rectangular soil block is shaped again in the cavity inside the fixed pit 7 and the expanded square chamber 701 by using a hammering device to strike the ground pile frame 1, and the rectangular soil block gradually fills the cavity inside the fixed pit 7 and the expanded square chamber 701 in the process of vibration, and the ground pile frame 1 and the mounting frame 2 are assembled, and then the soil is covered, and the staff strikes the position of the fixed pit 7 on the covered soil to fill and compact the soil in the cavity of the fixed pit 7 and the expanded square chamber 701.

[0031] The offset combination mechanism includes a butt joint vertical groove 4 on the mounting frame 2, the butt joint vertical grooves 4 are arranged in a straight line and uniformly arrayed, the ground pile frame 1 is provided with a fixed vertical groove 3, the fixed vertical groove 3 and the butt joint vertical groove 4 are butted to form a translation groove, a steel plate is filled in the translation groove, when the front and back directions of the ground pile frame 1 and the mounting frame 2 need to be staggered, the fixed vertical groove 3 is aligned with the butt joint vertical groove 4 at the back, a steel plate is filled in the translation groove formed by the butt joint of the fixed vertical groove 3 and the butt joint vertical groove 4, and the front and back directions of the ground pile frame 1 and the mounting frame 2 are staggered, so that the two box culverts connected can be more closely connected.

[0032] The instrument mounting cavity wraps the cover plate 5 on the inner side wall of the ground pile frame 1, the inside of the cover plate 5 is filled with a camera, and a glass plate is arranged at the opening of the cover plate 5, the glass plate and the port of the cover plate 5 are sealed, the cover plate 5 is loaded with a detection instrument such as a camera or a liquid level sensor, and then the edge of the glass plate of the cover plate 5 is smeared with sealing glue, so that the effect of detecting the water level inside the concrete box culvert is achieved.

[0033] The port of the weight reduction channel 6 is plugged into a wood block, a steel cone is inserted into the wood block, a threaded rod is arranged at the outer end of the steel cone, the weight reduction channel 6 not only can reduce the weight, but also can be used as a hoisting bearing hole, various hoisting equipment is connected to the threaded rod, and then subsequent hoisting operation is carried out, and the wood block and the steel cone are removed after the ground pile frame 1 and the mounting frame 2 are installed.

[0034] The installation mechanism includes a butt joint groove 1001 on the outer side wall of the ground pile frame 1, and a installation platform 10 is installed on one side of the butt joint groove 1001; a zigzag steel plate 1002 is arranged on the inner side wall of the installation platform 10 and inserted into the butt joint groove 1001; two threaded short pipes 1003 are arranged on the outer side wall of the installation platform 10 and form an angle of 45 degrees with the horizontal plane, and threaded steel bars are inserted into the threaded short pipes 1003; the installation platform 10 is installed in a deformable area, and the threaded short pipes 1003 and the threaded steel bars of the installation platform 10 are filled with buried soil and then compacted, thereby increasing the contact range of the box culvert device and the land and preventing stronger grip in the deformable soil.

[0035] The method comprises the following steps:

[0036] S1. Marking lines at the construction site, excavating linear pits according to the lines, shaping a rectangular soil block at the top of the linear pit and matching the contour of the fixed pit 7, loading the ground pile frame 1 into the linear pit one by one by using a crane, aligning the rectangular soil block with the fixed pit 7 when the ground pile frame 1 is loaded, and hitting the ground pile frame 1 by using a hammering device, so that the rectangular soil block is shaped again in the fixed pit 7 and the cavity in the expanded square chamber 701, and the cavity in the fixed pit 7 and the expanded square chamber 701 is gradually filled with the rectangular soil block in the vibration process;

[0037] S2. Hoisting the installation frame 2 and aligning it with the ground pile frame 1, adjusting the butt joint height of the ground pile frame 1 and the installation frame 2 according to the construction needs, aligning the fixed horizontal groove 8 with the butt joint horizontal groove 9 when the height of the ground pile frame 1 and the installation frame 2 needs to be increased, and filling the steel bars in the combined channel formed by the butt joint of the fixed horizontal groove 8 and the butt joint horizontal groove 9;

[0038] S3. When the front and back directions of the ground pile frame 1 and the installation frame 2 need to be staggered, aligning the fixed vertical groove 3 with the butt joint vertical groove 4 at the back, filling the steel plate in the translation groove formed by the butt joint of the fixed vertical groove 3 and the butt joint vertical groove 4, and the staggered form of the front and back directions of the ground pile frame 1 and the installation frame 2 can make the connection of the two box culverts more closely;

[0039] S4. After the ground pile frame 1 and the installation frame 2 are assembled, covering the soil, hammering the position of the fixed pit 7 on the covered soil, filling and compacting the soil in the cavity of the fixed pit 7 and the expanded square chamber 701, arranging a detection instrument such as a camera or a liquid level sensor in the cover plate 5, and smearing the edge of the glass plate of the cover plate 5 with sealing glue;

[0040] S5. In the area where the soil is easy to deform, the ground pile frame 1 is installed with a zigzag steel plate 1002 inside the butt joint groove 1001 before use, the zigzag steel plate 1002 and the added platform 10 are directly in contact with the bottom of the linear pit groove, the threaded short pipe 1003 and the threaded steel bar below are hammered into the soil by their own gravity, and the added platform 10, the threaded short pipe 1003 and the threaded steel bar above are buried in the soil and then tamped, thereby increasing the contact range of the box culvert device and the soil, preventing stronger grip in the soil that is easy to deform.

[0041] Working principle: lift the installation frame 2 and put it down in place of the ground pile frame 1, adjust the height of the butt joint of the ground pile frame 1 and the installation frame 2 according to the needs of construction, if the height of the ground pile frame 1 and the installation frame 2 needs to be increased, align the butt joint transverse groove 9 with the higher fixed transverse groove 8, fill the steel strip in the combined channel formed by the butt joint of the fixed transverse groove 8 and the butt joint transverse groove 9, realize the effect of adjustable contour of the concrete box culvert, and then put the ground pile frame 1 into the linear pit groove one by one by crane, align the rectangular soil block with the fixed pit 7 when the ground pile frame 1 is put in, and use hammering equipment on the ground pile frame 1 to strike, thereby the rectangular soil block will be shaped again in the cavity inside the fixed pit 7 and the expanded square chamber 701, the rectangular soil block gradually fills the cavity inside the fixed pit 7 and the expanded square chamber 701 in the process of vibration, after the assembly of the ground pile frame 1 and the installation frame 2 is completed, cover the soil, the staff hammers the position of the fixed pit 7 on the covered soil, and the soil is filled and compacted in the cavity of the fixed pit 7 and the expanded square chamber 701, when the front and back directions of the ground pile frame 1 and the installation frame 2 need to be staggered, align the fixed vertical groove 3 with the butt joint vertical groove 4 behind, fill the steel plate in the translation groove formed by the butt joint of the fixed vertical groove 3 and the butt joint vertical groove 4, the staggered form of the front and back of the ground pile frame 1 and the installation frame 2 can make the connection of the two box culverts spliced more closely, the detection instrument such as camera or liquid level sensor is installed in the cover plate 5, then the edge of the glass plate of the cover plate 5 is smeared with sealing glue, and the effect of detecting the water level in the concrete box culvert is realized, the weight reduction channel 6 not only can reduce the weight, but also can be used as a lifting bearing hole, various lifting equipment is connected to the threaded rod, and then the subsequent lifting operation is carried out, after the installation of the ground pile frame 1 and the installation frame 2 is completed, the wooden block and the steel spike are removed, the threaded short pipe 1003 and the threaded steel bar of the added platform 10 above and below are buried in the soil and then tamped, thereby increasing the contact range of the box culvert device and the soil, preventing stronger grip in the soil that is easy to deform.

[0042] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

[0043] It has to be noted that, in the present document, the terms "comprising", "including", and "having" should be interpreted as specifying the presence of the stated features but not precluding the presence of one or more other features. It should also be noted that, in the present document, the term "coupled" or "connected" or "couplable" or "connectable" should not be interpreted as being confined to direct connections only. Thus, the term "coupled" or "connected" or "couplable" or "connectable" can refer to two or more elements that are either in direct contact, or as described herein with respect to the permitted intermediary devices.

Claims

1. A fabricated concrete box culvert structure passage, characterized by: The utility model provides a kind of soil pile frame, including ground stake frame (1), the upper portion of ground stake frame (1) is provided with mounting frame (2), the left and right outer side wall of ground stake frame (1) is provided with engaging shallow groove, the side wall of engaging shallow groove is provided with several straight line array fixed transverse groove (8), the left and right inner side wall of mounting frame (2) is provided with assembly shallow groove, the side wall of assembly shallow groove is provided with several straight line array butt joint transverse groove (9), the combined channel formed by fixed transverse groove (8) and butt joint transverse groove (9) fills steel strip, the side wall of ground stake frame (1) and mounting frame (2) is provided with soil pile lock assembly, the left and right side wall of ground stake frame (1) and mounting frame (2) is provided with offset combination mechanism, ground stake frame (1) and mounting frame (2) are further provided with weight reduction channel (6), the inner side of ground stake frame (1) is provided with instrument installation cavity, the outer side of ground stake frame (1) is further provided with additional mechanism; The soil pile lock assembly includes a fixed pit (7) on the end face of the ground stake frame (1) and the mounting frame (2), and an expanded square chamber (701) is further arranged in the fixed pit (7). The cross-sectional area of the expanded square chamber (701) is larger than that of the fixed pit (7). The offset combination mechanism includes butt joint vertical grooves (4) on the mounting frame (2), which are arranged in a straight line in a uniform array. A fixed vertical groove (3) is arranged on the ground stake frame (1), and the fixed vertical groove (3) and the butt joint vertical grooves (4) form a translation groove. A steel plate is filled in the translation groove. The additional mechanism includes a butt joint groove (1001) on the outer side wall of the ground stake frame (1). An additional platform (10) is mounted on one side of the butt joint groove (1001). A zigzag steel plate (1002) is arranged in the butt joint groove (1001) on the inner side wall of the additional platform (10). Two threaded short pipes (1003) are arranged on the outer side wall of the additional platform (10). The threaded short pipes (1003) form a forty-five-degree angle with the horizontal plane, and threaded steel bars are inserted into the threaded short pipes (1003).

2. The prefabricated concrete box culvert structure passage according to claim 1, characterized in that: The instrument installation cavity includes a cover plate (5) on the inner side wall of the ground stake frame (1). A camera is filled in the cover plate (5). A glass plate is arranged at the opening of the cover plate (5). The glass plate and the cover plate (5) are sealed.

3. The prefabricated concrete box culvert structure passage according to claim 1, characterized in that: The port of the weight reduction channel (6) is plugged with a wooden block. A steel cone is inserted into the wooden block. A threaded rod is arranged on the outer end of the steel cone.

4. The construction method of a fabricated concrete box culvert structure passage according to any one of claims 1-3, characterized in that, The method includes the following steps: S1. Apply a marking line at the construction site. Excavate a linear pit at the marking line. Shape a rectangular soil block at the top of the linear pit, which matches the outline of the fixed pit (7). Use a crane to load the ground stake frame (1) into the linear pit one by one. Align the rectangular soil block with the fixed pit (7) when loading the ground stake frame (1). Use a hammering device to strike the ground stake frame (1). The rectangular soil block is reshaped in the cavity inside the fixed pit (7) and the expanded square chamber (701). The rectangular soil block gradually fills the cavity inside the fixed pit (7) and the expanded square chamber (701) during the vibration process. S2. The installation frame (2) is lifted up and put down to align with the pile frame (1). According to the needs of construction, the height of the pile frame (1) and the installation frame (2) is adjusted. When the height of the pile frame (1) and the installation frame (2) needs to be increased, the butt joint transverse groove (9) is aligned with the higher fixed transverse groove (8), and the steel bar is filled in the combined channel formed by the butt joint of the fixed transverse groove (8) and the butt joint transverse groove (9); S3. When the front and back directions of the pile frame (1) and the installation frame (2) need to be staggered, the fixed vertical groove (3) is aligned with the rear butt joint vertical groove (4), and the steel plate is filled in the translation groove formed by the butt joint of the fixed vertical groove (3) and the butt joint vertical groove (4). The staggered form of the pile frame (1) and the installation frame (2) can make the connection of the two box culverts more closely; S4. After the pile frame (1) and the installation frame (2) are assembled, the soil is covered, and the staff hammers the position of the fixed pit (7) on the covered soil, so that the soil is filled and compacted in the cavity of the fixed pit (7) and the expanded side chamber (701), and the camera or liquid level sensor is installed in the inside of the cover plate (5), and then the glass plate edge of the cover plate (5) is smeared with sealing glue; S5. In the area where the soil is easy to deform, the zigzag steel plate (1002) is installed in the inside of the butt joint groove (1001) before the pile frame (1) is used. The zigzag steel plate (1002) and the added platform (10) directly contact the bottom of the linear pit groove. The threaded short pipe (1003) and the threaded steel bar below are hammered into the soil by their own gravity. The added platform (10), the threaded short pipe (1003) and the threaded steel bar above are buried in the soil and then compacted, thereby increasing the contact range of the box culvert device and the land, and having stronger grip in the easy-to-deform soil.

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