Pipeline carrying device for municipal engineering construction

Abstract

The utility model provides a municipal engineering construction pipeline carrying device which comprises a placing seat, wheels are rotatably installed on the outer walls of the four corners of the placing seat, push handles are rotatably connected to the outer walls of the ends of the two sides of the placing seat through fixing shafts, external threads are formed in the outer walls of the ends of the fixing shafts, and pressing nuts are connected to the outer walls of the external threads in a screwed mode. Pipeline placing frames are symmetrically inserted into the outer wall of the top of the placing base, and cover grooves are distributed in the outer walls of the bottoms of the pipeline placing frames. According to the pipeline carrying trolley, pipelines are carried in a trolley mode, the insertion blocks at the bottoms of the pipeline containing frames and the insertion grooves in the containing bases are aligned and inserted, symmetrical erection of the containing frames on the containing bases is achieved, and the pipelines needing to be carried are placed in the containing grooves in the pipeline containing frames; and through cooperation of the inserting blocks and the inserting grooves, the multiple sets of pipeline containing frames are inserted and combined, stacking of the pipelines in the carrying process is facilitated, and carrying of the multiple sets of pipelines is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline conveying devices, in particular to a pipeline conveying device for municipal engineering construction. Background Art

[0002] Municipal engineering construction is an important field involving operations such as urban infrastructure construction, renovation, improvement and maintenance; it includes roads, bridges, tunnels, rail transit, water supply and drainage, gas, heat, sanitation and other aspects, and is an important guarantee for urban development and residents' lives; municipal engineering construction has the characteristics of long construction period, wide construction area and many influencing factors; since most of the construction work is carried out in open-air outdoor environments, it is affected by various factors such as weather, traffic and environment, and there are many unsafe factors; municipal engineering pipeline construction is an important part of municipal engineering construction, mainly involving the construction and renovation of urban water supply, drainage, gas, heat and other pipeline systems. These pipeline systems are important components of urban infrastructure and are of great significance for ensuring the normal operation of the city and the lives of residents. Therefore, municipal engineering construction often requires the transportation of pipelines. Patent: CN220535688U discloses a pipeline transportation device for municipal engineering construction, including two base plates, and moving wheels are symmetrically installed on the bottom of the base plates. A first placement box and a second placement box are respectively arranged on the two base plates. The first placement box and the second placement box are both provided with through grooves. A spacing adjustment component is provided between the first placement box and the second placement box. A positioning and traction component for supporting the pipeline is provided in the first placement box and the second placement box. The spacing adjustment component can meet the placement requirements of pipelines of different lengths. The positioning and traction component is provided to facilitate the stable clamping and rapid extraction of the pipeline. The moving wheels are provided to facilitate the transportation of the pipeline.

[0003] However, the existing pipeline handling devices for municipal engineering construction on the market have a relatively simple structure. During the pipeline handling process, the pipelines cannot be stacked and placed, and multiple groups of pipelines cannot be carried, which affects the efficiency of pipeline handling. The pipeline placement and handling process does not have a shock-absorbing effect, and it is easy to be damaged by bumps. Therefore, we have made improvements to this and proposed a pipeline handling device for municipal engineering construction. Utility Model Content

[0004] The purpose of the utility model is to address the existing pipeline handling devices for municipal engineering construction. During the pipeline handling process, the pipelines cannot be stacked and placed, and multiple groups of pipelines cannot be transported, which affects the efficiency of pipeline transportation. The pipeline placement and transportation process does not have a shock-absorbing effect and is prone to bumps and damages.

[0005] In order to achieve the above-mentioned utility model purpose, the utility model provides the following technical solutions:

[0006] Pipe handling devices are used in municipal engineering construction to improve the above problems.

[0007] The specific application is as follows:

[0008] The cam is provided with a plurality of locking plates, the plurality of locking plates having the plurality of locking plates being mounted on the camshafts and the plurality of locking plates having a plurality of locking plates respectively. The plurality of locking plates are provided with plurality of locking plates, the plurality of locking plates are provided with plurality of locking plates respectively.

[0009] As a preferred technical solution of the present application, the pneumatic support assembly includes a connecting block fixed on the outer wall of one end of the placement seat, a bobbin is fixed on the outer wall of one side of the connecting block, a piston is arranged inside the bobbin, a connecting rod is fixed on the top outer wall of the piston, a pressing frame is fixed on one end of the connecting rod passing through the outside of the bobbin, and the pressing frame is located below the push handle, a spring is mounted on the outer wall of the connecting rod below the pressing frame, an air inlet pipe and an air supply pipe are connected on the outer walls on both sides of the bottom of the bobbin, one-way square valves are installed on the ends of the air inlet pipe and the air supply pipe, and one end of the air supply pipe is connected to a three-way valve , mounting seats are symmetrically fixed on the outer walls of both sides of the placement seat, a cylinder is inlaid and installed on the top outer wall of the mounting seat, and a supporting seat is fixed to the bottom end of the telescopic rod of the cylinder, one end of the three-way valve is connected to an air injection pipe, and one end of the air injection pipe is connected to the air inlet end of the cylinder, one end of the three-way valve is connected to a cross pipe, and the top of the cross pipe is on the outer wall of one side of the placement seat, the cover groove and the outer wall of the placement groove are both fitted with air bags, the air inlet end of the air bag is connected with a branch pipe, one end of the branch pipe is connected with an air collecting pipe, the air collecting pipe and the cross pipe are correspondingly connected with docking joints on the top outer walls, and the bottom end of the air collecting pipe is connected with a plug joint.

[0010] As a preferred technical solution of the present application, the rope collection and pulling assembly includes a connecting frame fixed on the outer wall on one side of the top of the placement seat, a connecting shaft is rotatably installed inside the connecting frame, a winding disk is mounted on the middle outer wall of the connecting shaft, a pull rope is fixedly wound on the outer wall of the winding disk, the end of the pull rope is connected to a snap-fit ​​end block, a connecting tube is fixed on the outer wall on the other side of the top of the placement seat, and a snap-fit ​​opening is opened on the top of the connecting tube, a handwheel is fixed to one end of the connecting shaft, a gear is mounted and fixed on the other end of the connecting shaft, and a metal sheet is fixed to the outer wall of the top of the placement seat.

[0011] As a preferred technical solution of the present application, one end of the air intake pipe is connected to an air filter element.

[0012] As a preferred technical solution of the present application, the metal sheet and the gear are matching components, and the top end of the metal sheet is inserted into the tooth groove of the gear.

[0013] As a preferred technical solution of the present application, the butt joint and the plug joint are matching components, and the plug joint is aligned and plugged into the interior of the butt joint.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] In the scheme of this application:

[0016] 1. The pipeline handling device carries out the transportation of pipelines by means of a cart. During the pipeline placement process, the plug-in block at the bottom of the pipeline placement rack and the slot on the placement seat are aligned and inserted to realize the symmetrical installation of the placement rack on the placement seat, and the pipeline to be transported is placed in the placement slot on the pipeline placement rack; the pipeline placement during the transportation process is made more stable, and multiple groups of pipeline placement racks are assembled and assembled under the cooperation of the plug-in block and the slot, which is conducive to the stacking and placement of pipelines during the transportation process, and is conducive to the transportation of multiple groups of pipelines, thereby improving the efficiency of pipeline transportation in municipal engineering construction;

[0017] 2. Through the setting of the pneumatic support assembly, after the pipeline is pushed and transported to the destination, the push handle is flipped back and forth, and the piston is driven to reciprocate and rise and fall in the barrel through the holding frame and the connecting rod. Under the action of the one-way valve, air is continuously sucked through the air inlet pipe and output through the air supply pipe. The three-way valve is adjusted so that the air output from the air supply pipe is input into the cylinders at the four corners through the air injection pipe. The cylinder drives the support seat to move down and contact the ground for support, so that the placement seat trolley structure is parked stably, which is conducive to the loading and unloading of pipelines during transportation; the pipelines are stacked in the cover groove and placement groove assembled by the placement frame. During the assembly of the placement frame, the joints and the plug joints are sealed and connected. The three-way valve is adjusted so that the air output from the air supply pipe is input into the air bag through the cross pipe, the joint, the plug joint, the gas manifold and the branch pipe. The air bag expands in the cover groove and the placement groove. The air bag covers the placed pipeline, which plays a role of shock absorption during pipeline transportation and effectively avoids the occurrence of bumps and damage during transportation.

[0018] 3. Through the setting of the retractable rope binding assembly, after the pipeline is placed, the pull rope is pulled out, and the engaging end block at the end of the pull rope is inserted and engaged into the engaging opening inside the connecting tube, so that the pull rope covers the stacked pipeline, and then the connecting shaft and the reel are rotated by the hand wheel, and the reel reels and tightens the pull rope. The rotation of the connecting shaft also drives the gear to rotate, and the top of the metal sheet will gradually be inserted into the tooth groove of the gear to achieve braking after the reel rotates. The tightened pull rope binds the pipeline, making the pipeline placement more stable during transportation and ensuring safety during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the overall three-dimensional structure of the pipe handling device for municipal engineering construction provided in this application;

[0020] Figure 2 This is an enlarged structural diagram of area A in the pipeline handling device for municipal engineering construction provided in this application;

[0021] Figure 3 This is an enlarged structural diagram of area B in the pipeline handling device for municipal engineering construction provided in this application;

[0022] Figure 4 This is an enlarged structural diagram of the C area in the pipeline handling device for municipal engineering construction provided in this application;

[0023] Figure 5 This is an enlarged structural diagram of area D in the pipeline handling device for municipal engineering construction provided in this application.

[0024] Indicated in the figure:

[0025] 1. Placement seat; 2. Wheel; 3. Fixed shaft; 4. Push handle; 5. External thread; 6. Pressing nut; 7. Pipe placement rack; 71. Cover slot; 72. Placement slot; 73. Insert block; 74. Slot; 8. Pneumatic support assembly; 9. Retracting rope assembly; 10. Air filter element;

[0026] 801, connecting block; 802, bobbin; 803, piston; 804, connecting rod; 805, holding frame; 806, spring; 807, air inlet pipe; 808, air delivery pipe; 809, one-way valve; 810, three-way valve; 811, mounting seat; 812, cylinder; 813, support seat; 814, air injection pipe; 815, cross pipe; 816, air bag; 817, branch pipe; 818, air collecting pipe; 819, butt joint; 820, plug joint;

[0027] 901, connecting frame; 902, connecting shaft; 903, winding drum; 904, pulling rope; 905, engaging end block; 906, connecting tube; 907, engaging mouth; 908, hand wheel; 909, gear; 910, metal sheet. DETAILED DESCRIPTION

[0028] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0029] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0031] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0032] In the description of the present utility model, it should be noted that the terms "upper", "lower", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0033] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The present embodiment proposes a pipe handling device for municipal engineering construction, including a placement seat 1, wheels 2 are rotatably installed on the outer walls of the four corners of the placement seat 1, push handles 4 are rotatably connected to the outer walls of the two ends of the placement seat 1 through fixed shafts 3, external threads 5 are opened on the outer walls of the ends of the fixed shafts 3, and holding nuts 6 are screwed on the outer walls of the external threads 5, pipe placement racks 7 are symmetrically inserted on the top outer wall of the placement seat 1, cover grooves 71 are distributed on the bottom outer wall of the pipe placement rack 7, placement grooves 72 are distributed on the top outer wall of the pipe placement rack 7, plug blocks 73 are fixed on the outer walls of the two sides of the bottom of the pipe placement rack 7, slots 74 are symmetrically opened on the outer walls of the top of the placement seat 1 and the pipe placement rack 7, pneumatic support components 8 are arranged on the outer walls of the two sides of the placement seat 1, and a retractable binding rope component 9 is arranged on the outer wall of the top middle part of the placement seat 1. When pipe transportation is needed in municipal engineering construction, The pipe is placed and fixed on the placement seat 1, and the pipe is transported by pushing it through the cooperation of the wheels 2 and the push handle 4. The push handle 4 structure can be flipped under the action of the fixed shaft 3 to adjust the inclination angle. After adjusting to a suitable inclination angle, the holding nut 6 is tightened on the external thread 5 to achieve the fixation of the push handle 4 after flipping and adjustment, which is convenient for use by different workers. During the placement of the pipe on the placement seat 1, the pipe placement rack 7 can be taken, and the plug block 73 at the bottom of the pipe placement rack 7 and the slot 74 on the placement seat 1 are aligned and inserted to achieve the symmetrical installation of the pipe placement rack 7 on the placement seat 1, and the pipe to be transported is placed in the placement groove 72 on the pipe placement rack 7; the pipe placement during the transportation process is made more stable, and multiple groups of pipe placement racks 7 are inserted and combined with the plug block 73 and the slot 74, which is convenient for the stacking and placement of pipes during the transportation process, and is convenient for the transportation of multiple groups of pipes, thereby improving the efficiency of pipe transportation in municipal engineering construction.

[0034] As a preferred embodiment, on the basis of the above-mentioned method, further, the pneumatic support assembly 8 includes a connecting block 801 fixed on the outer wall of one end of the placement seat 1, a barrel 802 is fixed on the outer wall of one side of the connecting block 801, a piston 803 is arranged inside the barrel 802, a connecting rod 804 is fixed on the top outer wall of the piston 803, a pressing frame 805 is fixed on one end of the connecting rod 804 passing through the outside of the barrel 802, and the pressing frame 805 is located below the push handle 4, and a spring 806 is sleeved on the outer wall of the connecting rod 804 located below the pressing frame 805, and an air inlet pipe 807 and an air supply pipe 808 are connected to the outer walls on both sides of the bottom of the barrel 802, and a one-way valve 809 is installed at the ends of the air inlet pipe 807 and the air supply pipe 808. One end of the tube 808 is connected to a three-way valve 810, and mounting seats 811 are symmetrically fixed on the outer walls of both sides of the placement seat 1. A cylinder 812 is embedded and installed on the top outer wall of the mounting seat 811, and a support seat 813 is fixed to the bottom end of the telescopic rod of the cylinder 812. One end of the three-way valve 810 is connected to an air injection pipe 814, and one end of the air injection pipe 814 is connected to the air inlet end of the cylinder 812. One end of the three-way valve 810 is connected to a cross pipe 815, and the top of the cross pipe 815 is on the outer wall of one side of the placement seat 1. The outer walls of the cover groove 71 and the placement groove 72 are both fitted with air bags 816, and the air inlet end of the air bag 816 is connected to a branch pipe 817, and one end of the branch pipe 817 is connected to an air collecting pipe 818, and the air collecting pipe 818 and the cross pipe 815 are correspondingly connected to the top outer walls. The bottom end of the butt joint 819 and the air collecting pipe 818 is connected with a plug joint 820. After the above-mentioned pipeline is pushed and transported to the destination, the holding nut 6 is loosened, and the push handle 4 is turned back and forth. The push handle 4 reciprocates and holds the holding frame 805, and the piston 803 is driven to reciprocate and rise and fall in the barrel 802 through the connecting rod 804. Under the action of the one-way valve 809, the air is continuously inhaled through the air intake pipe 807 and output through the air supply pipe 808. The three-way valve 810 is adjusted to allow the air output from the air supply pipe 808 to be input into the cylinders 812 at the four corners through the air injection pipe 814. The cylinder 812 drives the support seat 813 to move down and contact and support the ground, so that the trolley structure of the placement seat 1 is parked stably, which is conducive to the loading and unloading of the pipeline during transportation. The pipes are stacked in the cover groove 71 and the placement groove 72 assembled by the pipe placement rack 7. During the assembly process of the pipe placement rack 7, the docking joints 819 and the plug joints 820 at both ends of the air collecting pipe 818 are sealed and docked, and the docking joint 819 at the bottom of the air collecting pipe 818 and the plug joint 820 at the top of the cross pipe 815 are sealed and docked. The three-way valve 810 is adjusted to allow the air output from the gas pipe 808 to be input into the air bag 816 in the cover groove 71 and the placement groove 72 through the cross pipe 815, the docking joint 819, the plug joint 820, the air collecting pipe 818 and the branch pipe 817. The air bag 816 expands in the cover groove 71 and the placement groove 72, and the air bag 816 covers the placed pipes, which plays a role of shock absorption during the transportation of the pipes, and effectively avoids the occurrence of bumps and damage during transportation.

[0035] As a preferred embodiment, on the basis of the above-mentioned method, further, the pulling rope assembly 9 includes a connecting frame 901 fixed on the outer wall of one side of the top of the placement seat 1, a connecting shaft 902 is rotatably installed inside the connecting frame 901, a winding disk 903 is mounted on the middle outer wall of the connecting shaft 902, a pull rope 904 is fixedly wound on the outer wall of the winding disk 903, and the end of the pull rope 904 is connected to a snap-fit ​​end block 905, a connecting tube 906 is fixed on the outer wall of the other side of the top of the placement seat 1, and a snap-fit ​​opening 907 is opened on the top of the connecting tube 906, a hand wheel 908 is fixed to one end of the connecting shaft 902, and a gear 909 is fixed to the other end of the connecting shaft 902, and a Metal sheet 910, after the above-mentioned pipeline is placed, pull rope 904 is pulled out, and the engaging end block 905 at the end of pull rope 904 is inserted and engaged into the engaging opening 907 inside the connecting tube 906, so that the pull rope 904 covers the stacked pipeline, and then the connecting shaft 902 and the winding disk 903 are driven to rotate by the hand wheel 908, and the winding disk 903 winds and tightens the pull rope 904. During the rotation of the connecting shaft 902, the gear 909 is also driven to rotate, and the top of the metal sheet 910 will gradually be inserted into the tooth groove of the gear 909 to realize braking after the winding disk 903 rotates, and the tightened pull rope 904 binds the pipeline, so that the pipeline is placed more firmly during transportation, ensuring safety during transportation.

[0036] As a preferred embodiment, on the basis of the above-mentioned method, further, one end of the air intake pipe 807 is connected to an air filter element 10, and the air intake through the air intake pipe 807 is filtered through the air filter element 10.

[0037] As a preferred embodiment, on the basis of the above method, further, the metal sheet 910 and the gear 909 are matching components, and the top end of the metal sheet 910 is inserted into the tooth groove of the gear 909. The top of the metal sheet 910 will gradually be inserted into the tooth groove of the gear 909 to achieve braking after the winding disk 903 rotates, and to achieve tightening and fixing of the pull rope 904.

[0038] As a preferred embodiment, on the basis of the above-mentioned method, further, the docking joint 819 and the plug joint 820 are matching components, and the plug joint 820 is plugged into the inside of the docking joint 819, and the sealed connection between the air collecting pipe 818 and the cross pipe 815 is achieved through the docking of the docking joint 819 and the plug joint 820.

[0039] Specifically, when the pipe handling device for municipal engineering construction is working / in use: the pipe is placed and fixed on the placement seat 1, and the pipe is transported by pushing it through the cooperation of the wheels 2 and the push handle 4. The push handle 4 structure can be flipped under the action of the fixed shaft 3 to adjust the inclination angle. After adjusting to the appropriate inclination angle, the holding nut 6 is tightened on the external thread 5 to achieve the fixation of the push handle 4 after flipping and adjustment, which is convenient for use by different workers; during the placement of the pipe on the placement seat 1, the pipe placement rack 7 can be taken out, and the plug block 73 at the bottom of the pipe placement rack 7 and the slot 74 on the placement seat 1 are aligned and inserted to achieve the symmetrical installation of the pipe placement rack 7 on the placement seat 1, and the pipe to be transported is placed in the placement slot 72 on the pipe placement rack 7; so The pipes are placed more stably during transportation. With the cooperation of the plug block 73 and the slot 74, multiple groups of pipe placement racks 7 are inserted and combined, which is beneficial to the stacking and placement of pipes during transportation and the transportation of multiple groups of pipes. After the pipes are placed, the pull rope 904 is pulled out, and the engaging end block 905 at the end of the pull rope 904 is inserted and engaged into the engaging opening 907 inside the connecting tube 906, so that the pull rope 904 covers the stacked pipes, and then the connecting shaft 902 and the winding disk 903 are driven to rotate by the hand wheel 908, and the winding disk 903 winds and tightens the pull rope 904. The rotation of the connecting shaft 902 also drives the gear 909 to rotate, and the top of the metal sheet 910 will gradually be inserted into the tooth groove of the gear 909, which is effective. After the current coil reel 903 rotates, it is braked and the tightened pull rope 904 is tied to the pipeline; after the pipeline is pushed and transported to the destination, the holding nut 6 is loosened and the push handle 4 is turned back and forth, and the push handle 4 reciprocates and holds the holding frame 805, and the piston 803 is driven by the connecting rod 804 to reciprocate and rise and fall in the barrel 802. Under the action of the one-way valve 809, the air is continuously inhaled through the air intake pipe 807 and output through the air supply pipe 808. The three-way valve 810 is adjusted to allow the air output from the air supply pipe 808 to be input into the cylinders 812 at the four corners through the air injection pipe 814. The cylinder 812 drives the support seat 813 to move down and contact and support the ground, so that the trolley structure of the placement seat 1 is parked stably, which is beneficial during the transportation process. For loading and unloading of pipelines, the above-mentioned pipelines are stacked in the cover groove 71 and the placement groove 72 assembled by the pipeline placement rack 7. During the assembly process of the pipeline placement rack 7, the docking joints 819 and the plug joints 820 at both ends of the air collecting pipe 818 are sealed and docked, and the docking joint 819 at the bottom of the air collecting pipe 818 and the plug joint 820 at the top of the cross pipe 815 are sealed and docked. The three-way valve 810 is adjusted to allow the air output from the gas supply pipe 808 to be input into the air bag 816 in the cover groove 71 and the placement groove 72 through the cross pipe 815, the docking joint 819, the plug joint 820, the air collecting pipe 818 and the branch pipe 817. The air bag 816 expands in the cover groove 71 and the placement groove 72, and the air bag 816 covers the placed pipeline, thereby playing a shock-absorbing role during the transportation of the pipeline.

[0040] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present invention are included in the scope of the claims of the present invention.

Claims

1. A pipe handling device for municipal engineering construction, characterized in that: The utility model comprises a placement seat (1), wheels (2) are rotatably mounted on the outer walls of the four corners of the placement seat (1), push handles (4) are rotatably connected to the outer walls of the ends of the placement seat (1) via fixed shafts (3), external threads (5) are provided on the outer walls of the ends of the fixed shafts (3), and a retaining nut (6) is screwed on the outer wall of the external threads (5), a pipe placement rack (7) is symmetrically inserted on the top outer wall of the placement seat (1), and the bottom outer wall of the ... A cover groove (71) is distributed on the top, a placement groove (72) is distributed on the top outer wall of the pipe placement rack (7), plug blocks (73) are fixed on the outer walls on both sides of the bottom of the pipe placement rack (7), slots (74) are symmetrically provided on the outer walls of the placement seat (1) and the top of the pipe placement rack (7), pneumatic support components (8) are provided on the outer walls on both sides of the placement seat (1), and a retractable binding rope component (9) is provided on the outer wall in the middle of the top of the placement seat (1).

2. A pipe handling device for municipal engineering construction according to claim 1, characterized in that: The pneumatic support assembly (8) comprises a connecting block (801) fixed to the outer wall of one end of the placement seat (1); a tube (802) is fixed to the outer wall of one side of the connecting block (801); a piston (803) is arranged inside the tube (802); a connecting rod (804) is fixed to the outer wall of the top of the piston (803); a pressing frame (805) is fixed to one end of the connecting rod (804) that passes through the outside of the tube (802); and the pressing frame (805) is located below the push handle (4), the connecting rod (804) is located below the pressing frame (805) and is provided with a spring (806) on its outer wall, the outer walls on both sides of the bottom of the tube (802) are connected with an air inlet pipe (807) and an air delivery pipe (808), the ends of the air inlet pipe (807) and the air delivery pipe (808) are both provided with a one-way valve (809), one end of the air delivery pipe (808) is connected with a three-way valve (810), the placement seat (1) A mounting seat (811) is symmetrically fixed on the outer walls on both sides, a cylinder (812) is inlaid and installed on the outer wall at the top of the mounting seat (811), and a support seat (813) is fixed to the bottom end of the telescopic rod of the cylinder (812), one end of the three-way valve (810) is connected to an air injection pipe (814), and one end of the air injection pipe (814) is connected to the air inlet end of the cylinder (812), one end of the three-way valve (810) is connected to a transverse pipe (815), and the top of the transverse pipe (815) is On the outer wall of one side of the placement seat (1), the outer walls of the cover groove (71) and the placement groove (72) are both fitted and connected with an air bag (816), the air inlet end of the air bag (816) is connected with a branch pipe (817), one end of the branch pipe (817) is connected with an air collecting pipe (818), the top outer walls of the air collecting pipe (818) and the cross pipe (815) are both correspondingly connected with a docking joint (819), and the bottom end of the air collecting pipe (818) is connected with a plug joint (820).

3. A pipe handling device for municipal engineering construction according to claim 1, characterized in that: The retracting and pulling rope assembly (9) comprises a connecting frame (901) fixed on the outer wall of one side of the top of the placement seat (1); a connecting shaft (902) is rotatably installed inside the connecting frame (901); a reel (903) is mounted on the middle outer wall of the connecting shaft (902); a pull rope (904) is fixedly wound on the outer wall of the reel (903); the end of the pull rope (904) is connected to a snap-fit ​​end block (905); a connecting tube (906) is fixed on the outer wall of the other side of the top of the placement seat (1); and a snap-fit ​​opening (907) is provided on the top of the connecting tube (906); a hand wheel (908) is fixed on one end of the connecting shaft (902); a gear (909) is mounted and fixed on the other end of the connecting shaft (902); and a metal sheet (910) is fixed on the outer wall of the top of the placement seat (1).

4. A pipe handling device for municipal engineering construction according to claim 2, characterized in that: One end of the air intake pipe (807) is connected to an air filter element (10).

5. A pipe handling device for municipal engineering construction according to claim 3, characterized in that: The metal sheet (910) and the gear (909) are matching components, and the top end of the metal sheet (910) is inserted into the tooth groove of the gear (909).

6. A pipe handling device for municipal engineering construction according to claim 2, characterized in that: The docking joint (819) and the plug joint (820) are matching components, and the plug joint (820) is aligned and plugged into the interior of the docking joint (819).

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