A conductive frame crane with a trolley

Abstract

The present invention belongs to the technical field of cranes, and discloses a conductive frame crane with a trolley, comprising a main crossbeam, a trolley assembly for adjusting the lifting position is provided on the surface of the main crossbeam, a conductive bracket assembly for transmitting current is provided on the bottom surface of the trolley assembly, a telescopic assembly for adjusting the length of the cable is provided on the bottom surface of the main crossbeam, a supporting vertical beam is provided on the bottom surface of the main crossbeam, and an adjusting assembly for adjusting the moving state of the crane is provided on the bottom surface of the supporting vertical beam. In the telescopic assembly, a limiting semi-ring is provided at the bottom end of the connecting shaft of the array, and the cables are fixed in the limiting semi-ring at equal distances under the action of the fastening bolts. When the trolley assembly moves with one end of the telescopic assembly, the connecting shaft will contract or stretch at equal distances on the bottom surface of the main crossbeam, thereby realizing uniform contraction and extension of the cables. These designs reduce the wear of the cables after a long time and prevent entanglement and knotting.

Description

Technical Field

[0001] The invention relates to the technical field of cranes, and in particular to a conductive frame crane with a trolley. Background Art

[0002] Crane refers to a multi-action lifting machinery that vertically lifts and horizontally moves heavy objects within a certain range. The trolley is a key component of the crane's operation. In order to ensure the safety of cables and construction, a conductive frame needs to be installed on the trolley.

[0003] The invention with the publication number CN102834342B provides a bridge crane, which includes a main girder (1), the main girder is assembled to be supported by end slides (2) and travel, the end slides are generally at two ends, the bridge crane also includes a hoisting pulley (3) and a rope drum (4), the hoisting pulley is supported by the main girder (1) and travels, the rope drum is mounted on a bearing to rotate in a substantially stationary position, the hoisting rope (4a) is guided from the rope drum to a hook (7), and the hook travels with the hoisting pulley (3). At least a part of the substantially horizontal section of the hoisting rope (4a) is supported from below.

[0004] The prior art has the following problems: the cables of the existing cranes cannot maintain uniform extension and retraction when the cranes are working and moving, and the cables are easily entangled and knotted after long-term use. In addition, the adaptability of the conductive brackets of the existing cranes is poor, and one type of conductive bracket can only be installed on cranes of one type and size. In addition, in the use environment of some small factories, large cranes not only have high installation costs, but also low site utilization and a small operating range.

[0005] For this reason, a conductive frame crane with a trolley is proposed. Summary of the invention

[0006] The purpose of the present invention is to solve the problem that the cable of a crane cannot maintain uniform extension and retraction when the crane is working and moving, and the cable is easily entangled and knotted after long-term use. In addition, the adaptability of the conductive bracket of the existing crane is poor. One type of conductive bracket can only be installed on a crane of one model and size. In addition, in the use environment of some small factories, large cranes not only have high installation costs, but also low site utilization and a small operating range. The present invention provides a conductive frame crane with a trolley.

[0007] In order to achieve the above-mentioned purpose, the present invention specifically adopts the following technical solutions:

[0008] A conductive frame crane with a trolley comprises a main cross beam, the surface of the main cross beam is provided with a trolley assembly for adjusting the lifting position, the bottom surface of the trolley assembly is provided with a conductive bracket assembly for transmitting current, the bottom surface of the main cross beam is provided with a telescopic assembly for adjusting the cable length, the bottom surface of the main cross beam is provided with a supporting vertical beam, and the bottom surface of the supporting vertical beam is provided with an adjustment assembly for adjusting the moving state of the crane.

[0009] As a further solution of the present invention, the telescopic assembly includes a telescopic bracket, a surface array of the telescopic bracket is provided with a connecting shaft, and the connecting shaft is movably connected to the telescopic bracket, a limiting semi-ring is provided at the bottom end of the connecting shaft, a fastening bolt is provided on the bottom surface of the limiting semi-ring, and the fastening bolt is threadedly connected to the limiting semi-ring.

[0010] As a further solution of the present invention, a cable is provided at the bottom of the main cross beam, and the cable is movably connected to the limiting semi-ring, a limiting groove is provided on the bottom surface of the main cross beam, a limiting block is provided at the top of the connecting shaft, and the limiting block is movably connected to the limiting groove.

[0011] As a further solution of the present invention, the trolley assembly includes a movable frame, and the movable frame is movably connected to the main cross beam, fixed blocks are provided on both sides of the movable frame, a lifting reel is provided between the fixed blocks, and the lifting reel is movably connected to the fixed blocks, a movable ring is provided on the surface of the lifting reel, a lifting motor is provided on the surface of the fixed block, and the lifting motor is fixedly connected to one end of the lifting reel.

[0012] As a further solution of the present invention, a lifting cable is wound around the surface of the lifting reel, and one end of the lifting cable is fixedly connected to the movable ring, a movable disk is provided at the bottom of the movable frame, and the movable disk is movably connected to the lifting cable, a movable shaft is provided between the movable disks, and the movable shaft is movably connected to the movable disk, a lifting hook is provided on the surface of the movable shaft, and the lifting hook is movably connected to the movable shaft.

[0013] As a further solution of the present invention, a mobile motor is provided on the surface of the movable frame, and the output end of the mobile motor passes through the movable frame, a mobile gear is provided at the output end of the mobile motor, a gear bar is provided on the side of the main cross beam, and the mobile gear and the gear bar are meshed with each other, a support frame is provided on the bottom surface of the movable frame, and the support frame is movably connected to one end of the telescopic assembly.

[0014] As a further solution of the present invention, the conductive bracket assembly includes a turntable, and the turntable is movably connected to the support frame. A limiting sleeve is provided in the turntable, and the limiting sleeve passes through the turntable. A positioning bolt is provided on the surface of the turntable, and the positioning bolt is threadedly connected to the turntable.

[0015] As a further solution of the present invention, a fixed bracket is provided on the bottom surface of the turntable, a telescopic rod is provided inside the fixed bracket, a mounting bracket is provided at one end of the telescopic rod, a guide wheel is provided inside the mounting bracket, and the guide wheel is movably connected to the mounting bracket, an adjusting threaded rod is provided inside the fixed bracket, and the adjusting threaded rod is threadedly connected to the telescopic rod.

[0016] As a further scheme of the present invention, the adjustment component includes a support seat, a lifting cavity is provided on the bottom surface of the support seat, a support plate and a hydraulic cylinder are provided in the lifting cavity, and the support plate is movably connected to the lifting cavity, a universal wheel is provided in the bottom array of the support plate, and the universal wheel is rotatably connected to the support plate, an adjustment groove is provided on the side of the support seat, and the adjustment groove runs through the side of the lifting cavity, an adjustment rod is provided on the side of the hydraulic cylinder, and the adjustment rod is respectively movably connected to the adjustment groove and the hydraulic cylinder, and a controller is provided on the surface of the support vertical beam, and the controller is respectively electrically connected to the lifting motor and the moving motor.

[0017] The beneficial effects of the present invention are as follows:

[0018] 1. The present invention is provided with a telescopic assembly at the bottom of the main cross beam. In the telescopic assembly, a limiting semi-ring is provided at the bottom end of the connecting shaft of the array. Under the action of the fastening bolts, the cables are fixed in the limiting semi-ring at equal distances. When the trolley assembly moves with one end of the telescopic assembly, the connecting shaft will contract or stretch at equal distances on the bottom surface of the main cross beam, thereby realizing uniform contraction and extension of the cables. These designs reduce the wear of the cables after a long time and prevent entanglement and knotting.

[0019] 2. The present invention provides an adjustable conductive bracket assembly on the bottom surface of the trolley assembly. In the conductive bracket assembly, the turntable can be positioned at the installation position by a limiting sleeve, and the installed turntable can rotate around the limiting sleeve. When the turntable rotates to the specified position, the turntable can be fixed by a positioning bolt. At this time, the threaded rod is rotated and adjusted according to the distance between the cable and the trolley assembly to adjust the length of the conductive bracket assembly. These designs enable the conductive bracket to be adjusted at multiple angles and distances, thereby improving the applicability of the conductive bracket and allowing the conductive bracket assembly to be installed on cranes of different models and sizes.

[0020] 3. The present invention provides a supporting vertical beam and an adjusting assembly at the bottom of the main cross beam. Through the cooperation of the adjusting assembly and the supporting vertical beam, the crane as a whole does not need to be connected to the factory building. In the adjusting assembly, under the action of the hydraulic cylinder, the support plate can be raised and lowered in the lifting cavity on the bottom of the support seat with the universal wheel. When the universal wheel is pushed out of the lifting cavity and contacts the ground, the crane as a whole can be moved. When the crane needs to work stably, the universal wheel will be retracted into the lifting cavity. At this time, the support seat is directly in contact with the ground. These designs enable the crane to avoid complex customized installation in the factory environment, reducing the installation cost of the crane. Moreover, the crane as a whole can be moved, which expands the operating range of the crane and improves the site utilization rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is an axonometric view of the present invention;

[0022] Figure 2 is a front view of the present invention;

[0023] Figure 3 It is an exploded view of the overall structure of the present invention;

[0024] Figure 4 is a cross-sectional view of the main cross beam of the present invention;

[0025] Figure 5 It is a structural diagram of the trolley assembly of the present invention;

[0026] Figure 6 is an exploded view of the structure of the trolley assembly of the present invention;

[0027] Figure 7 is a structural diagram of the telescopic assembly of the present invention;

[0028] Figure 8 is an exploded view of the structure of the telescopic assembly of the present invention;

[0029] Fig. 9 is a structural diagram of the conductive support assembly of the present invention;

[0030] Fig.10 is a structural exploded view of the conductive support assembly of the present invention;

[0031] Fig.11 It is a cross-sectional view of the adjustment assembly of the present invention.

[0032] Figure numerals: 1, supporting vertical beam; 2, main body cross beam; 3, trolley assembly; 301, movable frame; 302, lifting motor; 303, fixed block; 304, lifting cable; 305, movable plate; 306, lifting hook; 307, moving gear; 308, lifting reel; 309, movable ring; 310, movable shaft; 311, moving motor; 312, supporting frame; 4, cable; 5, telescopic assembly; 501, limit block; 502, telescopic bracket; 503, connecting shaft; 504, limit Half ring; 505, fastening bolt; 6, controller; 7, conductive bracket assembly; 701, turntable; 702, positioning bolt; 703, adjusting threaded rod; 704, fixing bracket; 705, mounting bracket; 706, telescopic rod; 707, guide wheel; 708, limiting sleeve; 8, gear bar; 9, adjusting assembly; 901, support seat; 902, adjusting rod; 903, adjusting slot; 904, hydraulic cylinder; 905, lifting chamber; 906, support plate; 907, universal wheel; 10, limiting slot. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0034] 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 invention claimed for protection, but merely represents selected 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.

[0035] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0036] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the inventive product is usually placed when used. They are only for the convenience of describing the present invention 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 invention.

[0037] The following will be combined Figure 1-Figure 11 A conductive frame crane with a trolley according to an embodiment of the present invention is described in detail.

[0038] Embodiment 1: Embodiment 1 of the present application discloses a conductive frame crane with a trolley. Figure 1-Figure 11 , including a main cross beam 2, the surface of the main cross beam 2 is provided with a trolley assembly 3 for adjusting the lifting position, the bottom surface of the trolley assembly 3 is provided with a conductive bracket assembly 7 for transmitting current, the bottom surface of the main cross beam 2 is provided with a telescopic assembly 5 for adjusting the length of the cable 4, the bottom surface of the main cross beam 2 is provided with a supporting vertical beam 1, and the bottom surface of the supporting vertical beam 1 is provided with an adjusting assembly 9 for adjusting the moving state of the crane.

[0039] Specifically, the state of the crane is adjusted by adjusting the component 9, and then the crane is moved to the specified position through the adjusting component 9, and then the trolley component 3 is moved on the main beam 2 to the top of the object to be lifted. During the movement of the trolley component 3, the telescopic component 5 also moves with the cable 4. During the movement of the cable 4, the conductive bracket component 7 contacts the cable 4 to provide a stable current for the crane.

[0040] refer to Figure 2 , Figure 3 , Figure 7 and Figure 8 The telescopic component 5 includes a telescopic bracket 502, a surface array of the telescopic bracket 502 is provided with a connecting shaft 503, and the connecting shaft 503 is movably connected to the telescopic bracket 502, a limiting semi-ring 504 is provided at the bottom end of the connecting shaft 503, a fastening bolt 505 is provided on the bottom surface of the limiting semi-ring 504, and the fastening bolt 505 is threadedly connected to the limiting semi-ring 504, a cable 4 is provided at the bottom of the main cross beam 2, and the cable 4 is movably connected to the limiting semi-ring 504, a limiting groove 10 is provided on the bottom surface of the main cross beam 2, a limiting block 501 is provided at the top end of the connecting shaft 503, and the limiting block 501 is movably connected to the limiting groove 10.

[0041] Specifically, in the telescopic component 5, a limiting semi-ring 504 is provided at the bottom end of the connecting shaft 503 of the array. Under the action of the fastening bolt 505, the cable 4 is fixed in the limiting semi-ring 504 at equal distances. When the trolley component 3 moves with one end of the telescopic component 5, the connecting shaft 503 will shrink or stretch at equal distances on the bottom surface of the main cross beam 2, thereby realizing uniform shrinkage and extension of the cable 4. These designs reduce the wear of the cable 4 after a long time and prevent entanglement and knotting.

[0042] The implementation principle of a conductive frame crane with a trolley in the first embodiment of the present application is as follows: the state of the crane is adjusted by the adjustment component 9, and then the crane is moved to the specified position through the adjustment component 9, and then the trolley component 3 is moved on the main beam 2 to the top of the object to be lifted. During the movement of the trolley component 3, the telescopic component 5 also moves with the cable 4. During the movement of the cable 4, the conductive bracket component 7 contacts the cable 4 to provide a stable current for the crane. In the telescopic component 5, a limiting semi-ring 504 is provided at the bottom end of the connecting shaft 503 of the array. Under the action of the fastening bolts 505, the cable 4 is fixed in the limiting semi-ring 504 at equal distances. When the trolley component 3 moves with one end of the telescopic component 5, the connecting shaft 503 will contract or stretch at equal distances on the bottom surface of the main beam 2, thereby realizing uniform contraction and extension of the cable 4. These designs make the cable 4 less worn after a long time and will not get entangled or knotted.

[0043] Example 2: Reference Figure 1 , Figure 2 , Figure 3 , Figure 5 and Figure 6 The trolley assembly 3 includes a movable frame 301, and the movable frame 301 is movably connected to the main cross beam 2. Fixed blocks 303 are provided on both sides of the movable frame 301. A lifting reel 308 is provided between the fixed blocks 303, and the lifting reel 308 is movably connected to the fixed blocks 303. A movable ring 309 is provided on the surface of the lifting reel 308. A lifting motor 302 is provided on the surface of the fixed block 303, and the lifting motor 302 is fixedly connected to one end of the lifting reel 308. A lifting cable 304 is wound around the surface of the reel 308, and one end of the lifting cable 304 is fixedly connected to the movable ring 309. A movable disk 305 is provided at the bottom of the movable frame 301, and the movable disk 305 is movably connected to the lifting cable 304. A movable shaft 310 is provided between the movable disks 305, and the movable shaft 310 is movably connected to the movable disk 305. A lifting hook 306 is provided on the surface of the movable shaft 310, and the lifting hook 306 is movably connected to the movable shaft 310.

[0044] Specifically, driven by the lifting motor 302, the lifting reel 308 rotates between the fixed blocks 303, so that the lifting cable 304 rotates and is retracted along the lifting reel 308, and the movable ring 309 at one end of the lifting cable 304 is movably connected to the lifting reel 308, which limits one end of the lifting cable 304, and the symmetrical design of the lifting reel 308 makes the movable disk 305 with the movable shaft 310 and the lifting hook 306 more stable during lifting.

[0045] A movable motor 311 is provided on the surface of the movable frame 301, and the output end of the movable motor 311 passes through the movable frame 301, a movable gear 307 is provided at the output end of the movable motor 311, a gear bar 8 is provided on the side of the main cross beam 2, and the movable gear 307 and the gear bar 8 are meshed with each other, a support frame 312 is provided on the bottom surface of the movable frame 301, and the support frame 312 is movably connected to one end of the telescopic component 5.

[0046] Specifically, under the drive of the moving motor 311 , the moving gear 307 meshes and rotates with the gear bar 8 on the side of the main cross beam 2 , thereby achieving the adjustment and movement of the trolley assembly 3 on the surface of the main cross beam 2 .

[0047] The implementation principle of a conductive frame crane with a trolley in Example 2 of the present application is as follows: under the drive of the lifting motor 302, the lifting reel 308 rotates between the fixed blocks 303, so that the lifting cable 304 rotates and is retracted along the lifting reel 308, and the movable ring 309 at one end of the lifting cable 304 is movably connected to the lifting reel 308, which limits the position of one end of the lifting cable 304, and the symmetrical design of the lifting reel 308 makes the movable disk 305 with the movable shaft 310 and the lifting hook 306 more stable during lifting, and under the drive of the moving motor 311, the moving gear 307 rotates in mesh with the gear bar 8 on the side of the main beam 2, thereby realizing the surface adjustment movement of the trolley assembly 3 on the main beam 2.

[0048] Example 3: Reference Figure 9-11 The conductive bracket assembly 7 includes a turntable 701, and the turntable 701 is movably connected to the support frame 312. A limiting sleeve 708 is provided in the turntable 701, and the limiting sleeve 708 penetrates the turntable 701. A positioning bolt 702 is provided on the surface of the turntable 701, and the positioning bolt 702 is threadedly connected to the turntable 701. A fixed bracket 704 is provided on the bottom surface of the turntable 701. A telescopic rod 706 is provided in the fixed bracket 704. A mounting bracket 705 is provided at one end of the telescopic rod 706. A guide wheel 707 is provided in the mounting bracket 705, and the guide wheel 707 is movably connected to the mounting bracket 705. An adjusting threaded rod 703 is provided in the fixed bracket 704, and the adjusting threaded rod 703 is threadedly connected to the telescopic rod 706.

[0049] Specifically, the turntable 701 is installed on the bottom surface of the support frame 312 through the limiting sleeve 708, and then the turntable 701 is rotated along the limiting sleeve 708 to move the turntable 701 with the fixed bracket 704 to the corresponding position, and then the adjusting threaded rod 703 is rotated to make the telescopic rod 706 with the mounting bracket 705 and the guide wheel 707 adjust the telescopic distance.

[0050] The adjustment component 9 includes a support seat 901, a lifting chamber 905 is provided on the bottom surface of the support seat 901, a support plate 906 and a hydraulic cylinder 904 are provided in the lifting chamber 905, and the support plate 906 is movably connected to the lifting chamber 905, a universal wheel 907 is provided on the bottom array of the support plate 906, and the universal wheel 907 is rotatably connected to the support plate 906, an adjustment groove 903 is provided on the side of the support seat 901, and the adjustment groove 903 runs through the side of the lifting chamber 905, an adjustment rod 902 is provided on the side of the hydraulic cylinder 904, and the adjustment rod 902 is movably connected to the adjustment groove 903 and the hydraulic cylinder 904 respectively, a controller 6 is provided on the surface of the supporting vertical beam 1, and the controller 6 is electrically connected to the lifting motor 302 and the moving motor 311 respectively.

[0051] Specifically, under the action of the hydraulic cylinder 904, the support plate 906 can carry the universal wheel 907 to rise and fall in the lifting cavity 905 on the bottom surface of the support seat 901. When the universal wheel 907 is pushed out of the lifting cavity 905 and contacts the ground, the crane as a whole can move. When the crane needs to work stably, the universal wheel 907 will be retracted into the lifting cavity 905. At this time, the support seat 901 is directly in contact with the ground. These designs eliminate the need for complex customized installation of the crane in the factory environment, reducing the installation cost of the crane. Moreover, the crane as a whole can be moved, which expands the operating range of the crane and improves site utilization.

[0052] The implementation principle of a trolley conductive frame crane in Example 3 of the present application is as follows: the turntable 701 is installed on the bottom surface of the support frame 312 through the limiting sleeve 708, and then the turntable 701 is rotated along the limiting sleeve 708 to move the turntable 701 with the fixed bracket 704 to the corresponding position, and then the adjusting threaded rod 703 is rotated to adjust the telescopic distance of the telescopic rod 706 with the mounting bracket 705 and the guide wheel 707. Under the action of the hydraulic cylinder 904, the support plate 906 can be lifted and lowered in the lifting cavity 905 on the bottom surface of the support seat 901 with the universal wheel 907. When the universal wheel 907 is pushed out of the lifting cavity 905 and contacts the ground, the crane as a whole can be moved. When the crane needs to work stably, the universal wheel 907 will be retracted into the lifting cavity 905. At this time, the support seat 901 is directly in contact with the ground. These designs enable the crane to avoid complex customized installation with the factory environment, reducing the installation cost of the crane. Moreover, the crane as a whole can be moved, so that the crane expands the operating range and improves the site utilization rate.

[0053] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A conductive frame crane with a trolley, comprising a main cross beam (2), characterized in that: The surface of the main cross beam (2) is provided with a trolley assembly (3) for adjusting the lifting position, the bottom surface of the trolley assembly (3) is provided with a conductive bracket assembly (7) for transmitting current, the bottom surface of the main cross beam (2) is provided with a telescopic assembly (5) for adjusting the length of the cable (4), the bottom surface of the main cross beam (2) is provided with a supporting vertical beam (1), the bottom surface of the supporting vertical beam (1) is provided with an adjusting assembly (9) for adjusting the moving state of the crane, the conductive bracket assembly (7) includes a turntable (701), the turntable ( A limiting sleeve (708) is provided in the rotating disk (701), and the limiting sleeve (708) passes through the rotating disk (701), a positioning bolt (702) is provided on the surface of the rotating disk (701), and the positioning bolt (702) is threadedly connected to the rotating disk (701), a fixing bracket (704) is provided on the bottom surface of the rotating disk (701), a telescopic rod (706) is provided in the fixing bracket (704), one end of the telescopic rod (706) is provided with a mounting bracket (705), and a guide wheel (706) is provided in the mounting bracket (705). 7), and the guide wheel (707) is movably connected to the mounting bracket (705), the fixing bracket (704) is provided with an adjusting threaded rod (703), and the adjusting threaded rod (703) is threadedly connected to the telescopic rod (706), the adjusting assembly (9) comprises a support seat (901), a lifting chamber (905) is provided on the bottom surface of the support seat (901), a supporting plate (906) and a hydraulic cylinder (904) are provided in the lifting chamber (905), and the supporting plate (906) is movably connected to the lifting chamber (905), The bottom array of the support plate (906) is provided with universal wheels (907), and the universal wheels (907) are rotatably connected to the support plate (906); the side of the support seat (901) is provided with an adjustment groove (903), and the adjustment groove (903) runs through the side of the lifting chamber (905); the side of the hydraulic cylinder (904) is provided with an adjustment rod (902), and the adjustment rod (902) is movably connected to the adjustment groove (903) and the hydraulic cylinder (904), respectively; and the surface of the support vertical beam (1) is provided with a controller (6).

2. A conductive frame crane with a trolley according to claim 1, characterized in that: The telescopic assembly (5) comprises a telescopic bracket (502), a surface array of the telescopic bracket (502) is provided with a connecting shaft (503), and the connecting shaft (503) is movably connected to the telescopic bracket (502), a limiting semi-ring (504) is provided at the bottom end of the connecting shaft (503), a fastening bolt (505) is provided on the bottom surface of the limiting semi-ring (504), and the fastening bolt (505) is threadedly connected to the limiting semi-ring (504).

3. A conductive frame crane with a trolley according to claim 2, characterized in that: A cable (4) is provided at the bottom of the main cross beam (2), and the cable (4) is movably connected to the limiting semi-ring (504); a limiting groove (10) is provided on the bottom surface of the main cross beam (2); a limiting block (501) is provided at the top end of the connecting shaft (503), and the limiting block (501) is movably connected to the limiting groove (10).

4. A conductive frame crane with a trolley according to claim 3, characterized in that: The trolley assembly (3) includes a movable frame (301), and the movable frame (301) is movably connected to the main cross beam (2), fixed blocks (303) are provided on both sides of the movable frame (301), a lifting reel (308) is provided between the fixed blocks (303), and the lifting reel (308) is movably connected to the fixed blocks (303), a movable ring (309) is provided on the surface of the lifting reel (308), a lifting motor (302) is provided on the surface of the fixed block (303), the lifting motor (302) is fixedly connected to one end of the lifting reel (308), and the lifting motor (302) is electrically connected to the controller (6).

5. A conductive frame crane with a trolley according to claim 4, characterized in that: A lifting cable (304) is wound around the surface of the lifting reel (308), and one end of the lifting cable (304) is fixedly connected to a movable ring (309); a movable disk (305) is provided at the bottom of the movable frame (301), and the movable disk (305) is movably connected to the lifting cable (304); a movable shaft (310) is provided between the movable disks (305), and the movable shaft (310) is movably connected to the movable disk (305); a lifting hook (306) is provided on the surface of the movable shaft (310), and the lifting hook (306) is movably connected to the movable shaft (310).

6. A conductive frame crane with a trolley according to claim 5, characterized in that: A movable motor (311) is provided on the surface of the movable frame (301), and the output end of the movable motor (311) passes through the movable frame (301), the movable motor (311) is electrically connected to the controller (6), and the output end of the movable motor (311) is provided with a movable gear (307), a gear bar (8) is provided on the side of the main body cross beam (2), and the movable gear (307) and the gear bar (8) are meshed with each other, and a support frame (312) is provided on the bottom surface of the movable frame (301), the support frame (312) is movably connected to the turntable (701), and the support frame (312) is movably connected to one end of the telescopic component (5).

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