Municipal engineering steel structure mounting device

Abstract

The utility model discloses a municipal engineering steel structure installation device which comprises a base, a rotating mechanism is installed on the upper surface of the base, a lifting frame is installed on the upper surface of the rotating mechanism, and a lifting groove is formed in the front side of the lifting frame. A double-shaft motor can be controlled by a control switch to operate through a clamping mechanism, clamping assemblies, a lifting mechanism and a lifting frame, under the cooperation of a second threaded column, a second threaded cap, a limiting groove and a second connecting rod, the two clamping assemblies are driven to move in the opposite directions, and the steel is adjusted to the proper distance according to the size of the steel to be clamped; the steel structure is prevented from falling off due to unstable clamping during carrying, unnecessary economic loss is avoided, a control switch controls a first positive and negative motor to operate, a clamping mechanism for clamping steel is driven to move up and down, the clamping mechanism is moved to a proper height according to actual mounting requirements, mounting operation is more facilitated, and the mounting efficiency is improved. And the efficiency of the installation operation is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building engineering, in particular to a municipal engineering steel structure installation device. Background Art

[0002] Municipal engineering generally belongs to the country's infrastructure, which refers to the construction of public facilities, environmental sanitation, lighting and other infrastructure in urban construction. It is an indispensable material basis for the survival and development of cities, and a basic condition for improving people's living standards and opening up to the outside world.

[0003] At present, in the construction of municipal engineering street lights, a steel structure installation device is needed to transport and assist in the installation of the steel materials required for the construction of street lights. However, the linkage mechanism of the existing steel structure installation device on the market is too rigid. When clamping and transporting the steel structure, it is not convenient to clamp according to steel structures of different sizes. It is easy to cause the steel structure to fall off during transportation, causing unnecessary economic losses. In addition, the height of the steel structure during clamping cannot be adjusted according to the actual installation situation, which is not conducive to the installation operation and reduces the installation efficiency. To this end, we provide a municipal engineering steel structure installation device to solve the above problems. Utility Model Content

[0004] The problem to be solved by the utility model is to provide a municipal engineering steel structure installation device used for transporting and installing the steel structure in the construction of municipal engineering street lamps.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a municipal engineering steel structure installation device, including a base, a rotating mechanism is installed on the upper surface of the base, a lifting frame is installed on the upper surface of the rotating mechanism, a lifting slot is opened on the front side of the lifting frame, a lifting mechanism is installed inside the lifting frame, the front side of the lifting mechanism is passed through the interior of the lifting slot and extends to the outside of the lifting slot, a clamping mechanism is installed on the front side of the lifting mechanism, a clamping assembly is installed on the front side of the clamping mechanism, a control switch is fixedly connected to the upper surface of the base, and a push handle is fixedly connected to the upper surface of the base.

[0006] Preferably, the above-mentioned municipal engineering steel structure installation device, wherein the lifting mechanism includes a first forward and reverse motor, the first forward and reverse motor is fixedly connected to the interior of the lifting frame, the output end of the first forward and reverse motor is fixedly connected to the first rotating shaft, the upper end of the first rotating shaft is fixedly connected to the first threaded column, the surface of the first threaded column is threadedly connected to the first threaded cap, the side of the first threaded cap is fixedly connected to the circular slider, there are two groups of circular sliders, which are symmetrically distributed on the left and right sides of the first threaded cap, the interior of the lifting frame is fixedly connected to a fixed sliding rod, there are two groups of fixed sliding rods, which are symmetrically distributed in the interior of the lifting frame, the circular slider is slidably connected to the surface of the fixed sliding rod, the front side of the first threaded cap is fixedly connected to the first connecting rod, there are three groups of the first connecting rods, which are symmetrically distributed in the front sides of the first threaded cap and the two groups of the circular sliders, the upper end of the first threaded column is fixedly connected to the second rotating shaft, the interior of the lifting frame is fixedly connected to the first bearing, and the upper end of the second rotating shaft is penetrated into the interior of the first bearing.

[0007] Preferably, the above-mentioned municipal engineering steel structure installation device, wherein the clamping mechanism includes a clamping frame, the clamping frame is fixedly connected to the front ends of the three groups of the first connecting rods, the interior of the clamping frame is fixedly connected with a dual-axis motor, the output end of the dual-axis motor is fixedly connected with a third rotating shaft, the inner wall of the clamping frame is fixedly connected with a second bearing, the side end of the third rotating shaft is passed through the interior of the second bearing and extends to the interior of the clamping frame, the side end of the third rotating shaft is fixedly connected with a second threaded column, the surface of the second threaded column is threadedly connected with a second threaded cap, the front side of the second threaded cap is fixedly connected with the second connecting rod, a limiting groove is provided on the front side of the clamping frame, the front end of the second connecting rod is passed through the interior of the limiting groove and extends to the front side of the limiting groove, the side end of the second threaded column is fixedly connected with a fourth rotating shaft, the interior of the clamping frame is fixedly connected with the third bearing, and the side end of the fourth rotating shaft is passed through the interior of the third bearing.

[0008] Preferably, the above-mentioned municipal engineering steel structure installation device, wherein the rotating mechanism includes a fixed block, the fixed block is fixedly connected to the upper surface of the base, the interior of the fixed block is fixedly connected with a second forward and reverse motor, the output end of the second forward and reverse motor is fixedly connected with a fifth rotating shaft, the upper surface of the fixed block is fixedly connected with a fourth bearing, the upper end of the fifth rotating shaft is passed through the interior of the fourth bearing and extends to the top of the fourth bearing, the upper end of the fifth rotating shaft is fixedly connected with a rotating plate, the bottom surface of the lifting frame is fixedly connected to the upper surface of the rotating plate, the bottom surface of the rotating plate is provided with a first slide rail, the upper surface of the fixed block is provided with a second slide rail, and balls are rollingly connected between the first slide rail and the second slide rail, and there are a plurality of groups of balls, which are symmetrically located between the first slide rail and the second slide rail respectively.

[0009] Preferably, the above-mentioned municipal engineering steel structure installation device, wherein the clamping assembly includes a clamping block, the clamping block is fixedly connected to the front side of the second connecting rod, there are two groups of clamping blocks, which are relatively distributed on the front sides of the two groups of the second connecting rods, and the inner side of the clamping block is fixedly connected with a spring. There are multiple groups of springs, which are symmetrically distributed on the inner side of the clamping block, and the opposite ends of the two groups of springs are fixedly connected with a clamping plate, and the inner side of the clamping plate is fixedly connected with a protective pad.

[0010] Preferably, in the above-mentioned municipal engineering steel structure installation device, a wheel group is fixedly connected to the bottom surface of the base, there are four wheel groups in total, which are respectively distributed in a rectangular shape on the bottom surface of the base, and brake pads are arranged on the sides of the wheel groups.

[0011] The advantages and beneficial effects of the utility model are:

[0012] The utility model uses a clamping mechanism, a clamping assembly, a lifting mechanism and a lifting frame, and controls the operation of a dual-axis motor through a control switch. With the cooperation of the second threaded column, the second threaded cap, the limit groove and the second connecting rod, the two groups of clamping assemblies are driven to move in relative directions, and the steel is clamped according to the size of the steel. This arrangement is more convenient for clamping according to steel structures of different sizes, and avoids the steel structure from falling off due to unstable clamping during transportation, thereby avoiding unnecessary economic losses. The operation of the first forward and reverse motor is controlled by a control switch. With the cooperation of the first threaded column, the first threaded cap, the circular slider, the fixed slide rod and the first connecting rod, the clamping mechanism for clamping the steel is driven to move up and down, and can be moved to a suitable height according to actual installation requirements. This arrangement can adjust the height of the steel structure during clamping according to the actual installation situation, is more conducive to the installation operation, and effectively improves the efficiency of the installation operation.

[0013] The utility model uses a rotating mechanism and a clamping assembly. When the two groups of clamping blocks move in relative directions, the protective pad will first contact the steel structure. With the cooperation between the protective pad, the clamping block and the spring, a buffering and protective effect is played on the steel structure during the clamping process to avoid damage to the steel structure due to improper clamping. The second forward and reverse motor is controlled by a control switch to operate. With the cooperation of the fifth rotating shaft, the fourth bearing, the rotating plate, the first slide rail, the second slide rail and the ball, the lifting frame can be driven to rotate, thereby adjusting the angle of the steel structure during installation, which is more conducive to the installation of the steel structure and improves the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model in front view and section;

[0015] Figure 2 It is a three-dimensional structural schematic diagram of the utility model in a front view;

[0016] Figure 3 This is a three-dimensional structural schematic diagram of the lifting mechanism of the utility model when viewed from the front;

[0017] Figure 4 It is a three-dimensional structural schematic diagram of the clamping mechanism of the utility model in a front view and section;

[0018] Figure 5 This is a three-dimensional structural diagram of the utility model's rotating mechanism in front view and section:

[0019] Figure 6 It is a schematic diagram of the three-dimensional structure of the clamping assembly of the utility model in a front view and a cross-section.

[0020] In the figure: 1, base; 2, lifting frame; 3, lifting slot; 4, lifting mechanism; 401, first forward and reverse motor; 402, first rotating shaft; 403, first threaded column; 404, first threaded cap; 405, circular slider; 406, fixed slide bar; 407, first connecting rod; 408, second rotating shaft; 409, first bearing; 5, clamping mechanism; 501, clamping frame; 502, dual-axis motor; 503, third rotating shaft; 504, second bearing; 505, second threaded column; 506, second threaded cap; 5 07. Second connecting rod; 508. Limiting groove; 509. Fourth rotating shaft; 510. Third bearing; 6. Rotating mechanism; 601. Fixed block; 602. Second forward and reverse motor; 603. Fifth rotating shaft; 604. Fourth bearing; 605. Rotating plate; 606. First slide rail; 607. Second slide rail; 608. Ball; 7. Clamping assembly; 701. Clamping block; 702. Spring; 703. Clamping plate; 704. Protective pad; 8. Control switch; 9. Push handle; 10. Wheel assembly; 11. Brake pad. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the following is combined with the drawings and embodiments. The following is combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solution in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figures 1 to 5As shown, a municipal engineering steel structure installation device includes a base 1, a rotating mechanism 6 is installed on the upper surface of the base 1, a lifting frame 2 is installed on the upper surface of the rotating mechanism 6, a lifting slot 3 is opened on the front side of the lifting frame 2, a lifting mechanism 4 is installed inside the lifting frame 2, the front side of the lifting mechanism 4 is penetrated into the lifting slot 3 and extends to the outside of the lifting slot 3, a clamping mechanism 5 is installed on the front side of the lifting mechanism 4, a clamping assembly 7 is installed on the front side of the clamping mechanism 5, a control switch 8 is fixedly connected to the upper surface of the base 1, and a push handle 9 is fixedly connected to the upper surface of the base 1.

[0023] The setting of the rotating mechanism 6 facilitates the adjustment of the angle of the steel structure during installation, the setting of the lifting mechanism 4 facilitates the adjustment of the height of the steel structure during clamping, making it easier to install, and the setting of the clamping mechanism 5 and the clamping assembly 7 facilitates the clamping of steel structures of different sizes.

[0024] The lifting mechanism 4 includes a first forward and reverse motor 401, which is fixedly connected to the inside of the lifting frame 2. The output end of the first forward and reverse motor 401 is fixedly connected to the first rotating shaft 402, the upper end of the first rotating shaft 402 is fixedly connected to the first threaded column 403, the surface of the first threaded column 403 is threadedly connected to the first threaded cap 404, and the side of the first threaded cap 404 is fixedly connected to the ring slider 405. There are two groups of the ring slider 405, which are symmetrically distributed on the left and right sides of the first threaded cap 404. The inside of the lifting frame 2 is fixedly connected to the fixed slide rod 4 06. There are two groups of fixed slide rods 406, which are symmetrically distributed inside the lifting frame 2. The ring slider 405 is slidably connected to the surface of the fixed slide rod 406. The front side of the first threaded cap 404 is fixedly connected to the first connecting rod 407. There are three groups of first connecting rods 407, which are symmetrically distributed on the front sides of the first threaded cap 404 and the two groups of ring sliders 405. The upper end of the first threaded column 403 is fixedly connected to the second rotating shaft 408. The interior of the lifting frame 2 is fixedly connected to the first bearing 409, and the upper end of the second rotating shaft 408 is arranged inside the first bearing 409.

[0025] The first forward and reverse motor 401 is controlled by the control switch 8, and with the cooperation of the first threaded column 403, the first threaded cap 404, the annular slider 405, the fixed slide rod 406 and the first connecting rod 407, the clamping mechanism 5 for clamping the steel is driven to move up and down, and can be moved to a suitable height according to actual installation requirements. This setting can adjust the height of the steel structure during clamping according to the actual installation situation, which is more conducive to the installation operation and effectively improves the efficiency of the installation operation.

[0026] The clamping mechanism 5 includes a clamping frame 501, which is fixedly connected to the front ends of the three groups of first connecting rods 407, and the interior of the clamping frame 501 is fixedly connected to a dual-axis motor 502, and the output end of the dual-axis motor 502 is fixedly connected to a third rotating shaft 503, and the inner wall of the clamping frame 501 is fixedly connected to a second bearing 504, and the side end of the third rotating shaft 503 is arranged inside the second bearing 504 and extends to the inside of the clamping frame 501, and the side end of the third rotating shaft 503 is fixedly connected to a second threaded column 505, and the second threaded column 505 is fixedly connected to the second threaded column 505. The surface of the column 505 is threadedly connected with a second threaded cap 506, and the front side of the second threaded cap 506 is fixedly connected with a second connecting rod 507. A limiting groove 508 is provided on the front side of the clamping frame 501. The front end of the second connecting rod 507 is passed through the interior of the limiting groove 508 and extends to the front side of the limiting groove 508. The side end of the second threaded column 505 is fixedly connected with a fourth rotating shaft 509. The interior of the clamping frame 501 is fixedly connected with a third bearing 510, and the side end of the fourth rotating shaft 509 is passed through the interior of the third bearing 510.

[0027] The dual-axis motor 502 is controlled by the control switch 8 to move in relative directions with the cooperation of the second threaded column 505, the second threaded cap 506, the limit groove 508 and the second connecting rod 507. The steel is clamped by adjusting the appropriate distance according to the size of the steel. This setting is more convenient for clamping steel structures of different sizes, avoiding the steel structure from falling off due to unstable clamping during transportation, and avoiding unnecessary economic losses.

[0028] The rotating mechanism 6 includes a fixed block 601, which is fixedly connected to the upper surface of the base 1. The second forward and reverse motor 602 is fixedly connected inside the fixed block 601, and the output end of the second forward and reverse motor 602 is fixedly connected to the fifth rotating shaft 603. The upper surface of the fixed block 601 is fixedly connected to the fourth bearing 604. The upper end of the fifth rotating shaft 603 is penetrated into the interior of the fourth bearing 604 and extends to the top of the fourth bearing 604. The upper end of the fifth rotating shaft 603 is fixedly connected to a rotating plate 605. The bottom surface of the lifting frame 2 is fixedly connected to the upper surface of the rotating plate 605. The bottom surface of the rotating plate 605 is provided with a first slide rail 606. The upper surface of the fixed block 601 is provided with a second slide rail 607. Balls 608 are rollingly connected between the first slide rail 606 and the second slide rail 607. There are multiple groups of ball bearings 608, which are symmetrically disposed between the first slide rail 606 and the second slide rail 607 respectively.

[0029] The second forward and reverse motor 602 is controlled by the control switch 8 to operate. With the cooperation of the fifth rotating shaft 603, the fourth bearing 604, the rotating plate 605, the first slide rail 606, the second slide rail 607 and the ball 608, the lifting frame 2 can be driven to rotate, thereby adjusting the angle of the steel structure during installation, which is more conducive to the installation of the steel structure and improves the practicability of the device.

[0030] The clamping assembly 7 includes a clamping block 701, which is fixedly connected to the front side of the second connecting rod 507. There are two groups of clamping blocks 701, which are relatively distributed on the front sides of the two groups of second connecting rods 507. The inner side of the clamping block 701 is fixedly connected with a spring 702. There are multiple groups of springs 702, which are symmetrically distributed on the inner side of the clamping block 701. The opposite ends of the two groups of springs 702 are fixedly connected with a clamping plate 703, and the inner side of the clamping plate 703 is fixedly connected with a protective pad 704.

[0031] When the two sets of clamping blocks 701 move in relative directions, the protective pad 704 will first contact the steel structure. With the cooperation between the protective pad 704, the clamping block 701 and the spring 702, the steel structure will be buffered and protected during the clamping process to avoid damage to the steel structure due to improper clamping.

[0032] A wheel set 10 is fixedly connected to the bottom surface of the base 1 . There are four wheel sets 10 in total, which are respectively distributed on the bottom surface of the base 1 in a rectangular shape. Brake pads 11 are arranged on the sides of the wheel sets 10 .

[0033] When the device is used, the device is moved to a suitable working place with the cooperation of the wheel set 10 and the push handle 9.

[0034] Working principle: When using the device, with the cooperation of the wheel set 10 and the push handle 9, the device is moved to a suitable working location, and the dual-axis motor 502 is controlled by the control switch 8 to operate. With the cooperation of the second threaded column 505, the second threaded cap 506, the limit groove 508 and the second connecting rod 507, the two groups of clamping components 7 are driven to move in relative directions, and the steel is clamped according to the size of the steel. When the two groups of clamping blocks 701 move in relative directions, the protective pad 704 will first contact the steel structure. With the cooperation between the protective pad 704, the clamping block 701 and the spring 702, the steel structure is buffered and protected during the clamping process to avoid the steel structure from being clamped. Improper holding causes damage to the steel structure. The first forward and reverse motor 401 is controlled by the control switch 8 to operate. With the cooperation of the first threaded column 403, the first threaded cap 404, the circular slider 405, the fixed slide rod 406 and the first connecting rod 407, the clamping mechanism 5 for clamping the steel is driven to move up and down. It can be moved to a suitable height according to actual installation requirements. The second forward and reverse motor 602 is controlled by the control switch 8 to operate. With the cooperation of the fifth rotating shaft 603, the fourth bearing 604, the rotating plate 605, the first slide rail 606, the second slide rail 607 and the ball 608, the lifting frame 2 can be driven to rotate, thereby adjusting the angle of the steel structure during installation, which is more conducive to the installation of the steel structure.

[0035] In the description of the present utility model, it should be understood that the terms "upper", "lower", "left", "right", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, and a specific direction structure and operation, and therefore, cannot be understood as a limitation on the present utility model. In addition, "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0036] It should be noted that the standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the instructions and drawings, and the specific connection methods of each part adopt mature conventional means such as bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the inventor will not elaborate on them here.

[0037] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0038] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A municipal engineering steel structure installation device, characterized in that: The utility model comprises a base (1), a rotating mechanism (6) is installed on the upper surface of the base (1), a lifting frame (2) is installed on the upper surface of the rotating mechanism (6), a lifting slot (3) is provided on the front side of the lifting frame (2), a lifting mechanism (4) is installed inside the lifting frame (2), the front side of the lifting mechanism (4) is inserted into the lifting slot (3) and extends to the outside of the lifting slot (3), a clamping mechanism (5) is installed on the front side of the lifting mechanism (4), a clamping assembly (7) is installed on the front side of the clamping mechanism (5), a control switch (8) is fixedly connected to the upper surface of the base (1), and a push handle (9) is fixedly connected to the upper surface of the base (1).

2. A municipal engineering steel structure installation device according to claim 1, characterized in that: The lifting mechanism (4) comprises a first forward and reverse motor (401), the first forward and reverse motor (401) is fixedly connected to the inside of the lifting frame (2), the output end of the first forward and reverse motor (401) is fixedly connected to a first rotating shaft (402), the upper end of the first rotating shaft (402) is fixedly connected to a first threaded column (403), the surface of the first threaded column (403) is threadedly connected to a first threaded cap (404), the side of the first threaded cap (404) is fixedly connected to a circular slider (405), there are two groups of the circular sliders (405), which are symmetrically distributed on the left and right sides of the first threaded cap (404), and the inside of the lifting frame (2) is fixedly connected to a fixed slide rod (403). 06), there are two groups of fixed slide bars (406), which are symmetrically distributed inside the lifting frame (2), the annular slider (405) is slidably connected to the surface of the fixed slide bar (406), the front side of the first threaded cap (404) is fixedly connected to the first connecting rod (407), there are three groups of the first connecting rod (407), which are symmetrically distributed on the front sides of the first threaded cap (404) and the two groups of the annular sliders (405), the upper end of the first threaded column (403) is fixedly connected to the second rotating shaft (408), the interior of the lifting frame (2) is fixedly connected to the first bearing (409), and the upper end of the second rotating shaft (408) is inserted into the interior of the first bearing (409).

3. A municipal engineering steel structure installation device according to claim 2, characterized in that: The clamping mechanism (5) comprises a clamping frame (501), wherein the clamping frame (501) is fixedly connected to the front ends of the three groups of the first connecting rods (407), a dual-axis motor (502) is fixedly connected inside the clamping frame (501), an output end of the dual-axis motor (502) is fixedly connected to a third rotating shaft (503), an inner wall of the clamping frame (501) is fixedly connected to a second bearing (504), a side end of the third rotating shaft (503) is passed through the inside of the second bearing (504) and extends to the inside of the clamping frame (501), a side end of the third rotating shaft (503) is fixedly connected to a second threaded column (505), and the third The surface of the second threaded column (505) is threadedly connected to a second threaded cap (506), the front side of the second threaded cap (506) is fixedly connected to a second connecting rod (507), the front side of the clamping frame (501) is provided with a limiting groove (508), the front end of the second connecting rod (507) is inserted into the limiting groove (508) and extends to the front side of the limiting groove (508), the side end of the second threaded column (505) is fixedly connected to a fourth rotating shaft (509), the inside of the clamping frame (501) is fixedly connected to a third bearing (510), and the side end of the fourth rotating shaft (509) is inserted into the inside of the third bearing (510).

4. A municipal engineering steel structure installation device according to claim 1, characterized in that: The rotating mechanism (6) comprises a fixed block (601), the fixed block (601) being fixedly connected to the upper surface of the base (1), a second forward and reverse motor (602) being fixedly connected inside the fixed block (601), an output end of the second forward and reverse motor (602) being fixedly connected to a fifth rotating shaft (603), a fourth bearing (604) being fixedly connected to the upper surface of the fixed block (601), an upper end of the fifth rotating shaft (603) being passed through the interior of the fourth bearing (604) and extending to the top of the fourth bearing (604), and the fifth rotating shaft (603) being fixedly connected to the output end of the second forward and reverse motor (602). The upper end of the five rotating shafts (603) is fixedly connected to a rotating plate (605), the bottom surface of the lifting frame (2) is fixedly connected to the upper surface of the rotating plate (605), the bottom surface of the rotating plate (605) is provided with a first slide rail (606), the upper surface of the fixed block (601) is provided with a second slide rail (607), and balls (608) are rollingly connected between the first slide rail (606) and the second slide rail (607), and there are a plurality of groups of balls (608), which are symmetrically arranged between the first slide rail (606) and the second slide rail (607).

5. A municipal engineering steel structure installation device according to claim 3, characterized in that: The clamping assembly (7) comprises a clamping block (701), wherein the clamping block (701) is fixedly connected to the front side of the second connecting rod (507), and there are two groups of the clamping blocks (701), which are respectively and relatively distributed on the front sides of the two groups of the second connecting rods (507). The inner side of the clamping block (701) is fixedly connected with a spring (702), and there are multiple groups of the springs (702), which are respectively and symmetrically distributed on the inner side of the clamping block (701). The opposite ends of the two groups of springs (702) are fixedly connected with a clamping plate (703), and the inner side of the clamping plate (703) is fixedly connected with a protective pad (704).

6. A municipal engineering steel structure installation device according to claim 1, characterized in that: The bottom surface of the base (1) is fixedly connected to a wheel set (10), wherein there are four wheel sets (10) in total and they are respectively distributed in a rectangular shape on the bottom surface of the base (1), and brake pads (11) are arranged on the sides of the wheel sets (10).

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