Steel structure truss lifting appliance

Abstract

The utility model belongs to the technical field of steel structure truss lifting appliances, and particularly relates to a steel structure truss lifting appliance which comprises a connecting seat, an auxiliary fixing device is mounted on the connecting frame; a structural cavity is formed in the fixed box; the bottom end of the binding rope is fixed to the through hole in the bottom of the box and extends out of the outside; a clamping rod is mounted at the bottom end of the binding rope; a fixing groove is defined between the fixing frame and the connecting frame. A clamping groove is formed in a vertical plate of the fixing frame; a limiting groove is formed in the side face of a frame body of the connecting frame. A limiting plate is arranged in the limiting groove; the frame body connecting end of the mounting frame is fixedly connected with a connecting block; a telescopic rod is installed at the acting end of the telescopic air cylinder. The end part of the connecting cylinder is fixedly connected with a limiting block; a rotating roller is mounted on the acting surface of the limiting block; through the effect of the auxiliary fixing device, the truss is rapidly fixed to the lifting appliance equipment, and the moving truss is prevented from colliding with a fixed structural part.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure truss hangers, in particular to a steel structure truss hanger. Background Art

[0002] During the transportation and installation of steel structure trusses, due to the large size of the trusses, it is often necessary to use lifting equipment to assist in order to ensure the smooth installation of the trusses;

[0003] A Chinese patent with publication number CN206769354U discloses a steel structure hoisting platform, including a longitudinally arranged steel column and a cantilever beam fixed to the upper end of the steel column and arranged transversely, a lifting device for lifting a steel strand is fixed at one end of the cantilever beam, a steel strand is arranged in the lifting device, a ground anchor for hoisting a steel truss is arranged at one end of the steel strand, a guide frame for guiding the steel strand is also arranged at the upper part of the cantilever beam, the guide frame includes a vertical support part and an oblique diagonal brace, and a notch for binding the steel strand is arranged at the upper end of the vertical support part. The utility model adopts a lifting device to hoist the steel truss, which is simple to operate, safe and reliable, can effectively ensure construction efficiency, and control the construction period; the hoisting device has a simple structure, is easy to process, and has a low cost; the steel strand is guided by the guide frame, and the construction environment is clean and the layout is convenient;

[0004] When the above-mentioned steel structure lifting equipment is in use, the process of fixing the steel structure truss with the lifting rope is rather cumbersome, which makes the winding and connection operation of the fixing equipment inefficient. In addition, in some installation environments, the truss needs to be transported to a designated location. During this process, the truss may shake due to operational reasons or flowing wind force, causing the truss to easily collide with the fixed structure frame, thereby causing damage to the truss and affecting the subsequent installation of the truss. Therefore, a steel structure truss lifting device is proposed to address the above-mentioned problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve some existing problems of steel structure truss hangers, the utility model provides a steel structure truss hanger.

[0006] The technical solution adopted by the utility model to solve its technical problems is as follows: a steel structure truss hanger described in the utility model comprises a connecting seat; a winding cavity is provided inside the connecting seat; a connecting frame is fixedly connected to the bottom of the connecting seat; an auxiliary fixing device is installed on the connecting frame; the auxiliary fixing device comprises a fixing box; a fixing box is fixedly connected to one side of the connecting frame; a structural cavity is provided inside the fixing box; a rotating shaft is installed inside the structural cavity; a binding rope is wound around the rotating shaft; the bottom end of the binding rope is fixed to the through hole at the bottom of the box and extends out of the outside; a clamping rod is installed at the bottom end of the binding rope;

[0007] A fixing frame is fixedly connected to the other side of the connecting frame; a fixing groove is enclosed between the fixing frame and the connecting frame; a clamping slot is opened on the vertical plate of the fixing frame; the width of the clamping slot is smaller than the length of the clamping rod; a fixing mechanism is installed on the outer surface of the fixing box; the output shaft of the fixing mechanism is inserted into the structural cavity and connected to the rotating shaft; the effect of quickly fixing the truss is achieved.

[0008] Preferably, a limiting groove is provided on the side surface of the frame body of the connecting frame; a limiting plate is arranged inside the limiting groove; thus, stable operation of the clamping rod is ensured.

[0009] Preferably, the fixing frame is provided with a No. 1 screw hole near the opening; the space provided by the No. 1 screw hole passes through the fixing groove and is inserted into the frame body of the connecting frame; a No. 1 screw rod is installed inside the No. 1 screw hole; thereby fixing the limit plate.

[0010] Preferably, a stretching hole is provided on the top of the connecting seat; the stretching hole is connected to the winding chamber; a rotating rod is installed inside the winding chamber; a connecting rope is wound on the rotating rod; a winding mechanism is installed on the connecting seat; the connecting end of the winding mechanism is inserted into the winding chamber and connected to the rotating rod; so that the connecting seat can operate smoothly.

[0011] Preferably, installation cavities are provided at both ends of the top of the connecting seat; a mounting frame is provided inside the installation cavity; a connecting block is fixedly connected to the frame connecting end of the mounting frame; a telescopic cylinder is installed in the structural hole of the connecting block; a telescopic rod is installed at the active end of the telescopic cylinder; a connecting tube is sleeved on the end of the telescopic rod; the end of the connecting tube is fixedly connected to a limit block; a spring is provided inside the connecting tube, and one end of the spring is connected to the limit block, and the other end is connected to the end of the telescopic rod; so that the truss can move along a fixed trajectory.

[0012] Preferably, a rotating roller is installed on the action surface of the limit block; a No. 2 screw hole is opened at the upper position of the two side surfaces of the connecting seat; a sliding hole is opened at the bottom of the No. 2 screw hole; a No. 2 screw rod is installed inside the No. 2 screw hole; a pressure block is fixedly connected to the middle of the No. 2 screw rod; after the No. 2 screw rod completely enters the No. 2 screw hole, the bottom of the pressure block is tightly pressed against the body of the mounting frame, ensuring that the mounting frame can operate stably.

[0013] The utility model is beneficial in that:

[0014] The utility model uses the structural design of the auxiliary fixing device to start the winding mechanism, rotate the rotating rod, release the connecting rope, and use the connecting seat to place the connecting frame at the specified position of the truss, and apply a pulling force to the clamping rod, so that the binding rope bypasses the frame rod of the truss, passes through the clamping slot on the fixing frame and is clamped in the inside of the fixing slot, the limit plate is inserted into the inside of the limit slot, and the No. 1 screw is inserted into the inside of the No. 1 screw hole to ensure stable operation of the limit plate, then, the fixing mechanism on the fixing box is started, the excess length of the binding rope is contracted, so that the binding rope is tightly tied to the outside of the frame body of the truss, the operation is convenient, and the truss is quickly fixed to the lifting equipment. In the process of the truss being lifted, the truss moves downward, and the rotating roller on the limit block moves along the frame body of the structural frame. With the cooperation of the spring inside the connecting tube, the collision between the moving truss and the fixed structural member is avoided, thereby ensuring the integrity of the truss. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure;

[0017] Figure 2 is a schematic diagram of the structure of the auxiliary fixing device;

[0018] Figure 3 is a structural schematic diagram of a connecting frame;

[0019] Figure 4 It is a structural schematic diagram of the limit block;

[0020] Figure 5 It is a structural schematic diagram of the connecting seat.

[0021] In the figure: 1. connecting seat; 2. winding cavity; 3. connecting frame; 401. fixing box; 402. structural cavity; 403. rotating shaft; 404. binding rope; 405. clamping rod; 406. fixing frame; 407. fixing slot; 408. clamping slot; 409. limiting slot; 410. limiting plate; 411. No. 1 screw hole; 412. No. 1 screw rod; 413. fixing mechanism; 414. stretching hole; 415. rotating rod; 416. connecting rope; 417. winding mechanism; 501. installation cavity; 502. installation frame; 503. connecting block; 504. telescopic cylinder; 505. telescopic rod; 506. limiting block; 507. rotating roller; 508. No. 2 screw hole; 509. sliding hole; 510. No. 2 screw rod; 511. pressing block; 512. connecting tube. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions 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.

[0023] See also Figure 1-4 As shown, a steel structure truss hanger comprises a connecting seat 1; a winding cavity 2 is provided inside the connecting seat 1; a connecting frame 3 is fixedly connected to the bottom of the connecting seat 1; an auxiliary fixing device is installed on the connecting frame 3; the auxiliary fixing device comprises a fixing box 401; a fixing box 401 is fixedly connected to one side of the connecting frame 3; a structural cavity 402 is provided inside the fixing box 401; a rotating shaft 403 is installed inside the structural cavity 402; a binding rope 404 is wound around the rotating shaft 403; the bottom end of the binding rope 404 is fixed to the through hole at the bottom of the box 401 and extends out of the outside; a clamping rod 405 is installed at the bottom end of the binding rope 404;

[0024] A fixing frame 406 is fixedly connected to the other side of the connecting frame 3; a fixing groove 407 is enclosed between the fixing frame 406 and the connecting frame 3; a clamping groove 408 is provided on the vertical plate of the fixing frame 406; the width of the clamping groove 408 is less than the length of the clamping rod 405; a fixing mechanism 413 is installed on the outer surface of the fixing box 401; the output shaft of the fixing mechanism 413 is inserted into the structural cavity 402 and connected to the rotating shaft 403; a limiting groove 409 is provided on the side of the body of the connecting frame 3; a limiting plate 410 is provided inside the limiting groove 409; the fixing frame 406 is close to the opening A No. 1 screw hole 411 is provided at the position of the opening; the space provided by the No. 1 screw hole 411 passes through the fixing groove 407 and is inserted into the body of the connecting frame 3; a No. 1 screw rod 412 is installed inside the No. 1 screw hole 411; a stretching hole 414 is provided on the top of the connecting seat 1; the stretching hole 414 is communicated with the winding chamber 2; a rotating rod 415 is installed inside the winding chamber 2; a connecting rope 416 is wound around the rotating rod 415; a winding mechanism 417 is installed on the connecting seat 1; the connecting end of the winding mechanism 417 is inserted into the winding chamber 2 and connected to the rotating rod 415;

[0025] During work, during the process of transporting and installing the steel structure truss, due to the large size of the truss, it is often necessary to use a hoist for auxiliary cooperation to ensure the smooth installation of the truss; when the existing steel structure hoisting equipment is in use, the process of fixing the steel structure truss with the hoist rope is relatively cumbersome, which makes the winding and connection operation efficiency of the fixing equipment low, and in some installation environments, the truss needs to be transported to a specified position. During this process, the truss will shake due to operational reasons or flowing wind force, causing the truss to easily collide with the fixed structure frame, causing damage to the truss and affecting the subsequent truss installation operation. The present application acts through an auxiliary fixing device, and then starts the winding mechanism 417 to turn The movable rod 415 rotates, the connecting rope 416 is released, and the connecting seat 1 is used to place the connecting frame 3 at the specified position of the truss, and a pulling force is applied to the clamping rod 405, so that the binding rope 404 bypasses the frame rod of the truss, passes through the clamping slot 408 on the fixing frame 406 and is clamped in the fixing slot 407, and the limit plate 410 is inserted into the limit slot 409, and the No. 1 screw 412 is inserted into the No. 1 screw hole 411 to ensure the stable operation of the limit plate 410. Then, the fixing mechanism 413 on the fixing box 401 is started, and the excess length of the binding rope 404 is contracted, so that the binding rope 404 is tightly tied to the outside of the frame body of the truss. The operation is convenient, and the truss can be quickly fixed on the lifting equipment.

[0026] See also Figure 4-5As shown, the top two ends of the connection seat 1 are provided with mounting cavities 501; a mounting frame 502 is provided inside the mounting cavity 501; a connecting block 503 is fixedly connected to the frame connecting end of the mounting frame 502; a telescopic cylinder 504 is installed in the structural hole of the connecting block 503; a telescopic rod 505 is installed at the working end of the telescopic cylinder 504; a connecting tube 512 is sleeved on the end of the telescopic rod 505; a limit block 506 is fixedly connected to the end of the connecting tube 512; a spring is provided inside the connecting tube 512, and one end of the spring is fixed to the limit block 506. 6, and the other end is connected to the end of the telescopic rod 505; a rotating roller 507 is installed on the action surface of the limit block 506; a No. 2 screw hole 508 is opened at the upper position of the two side surfaces of the connecting seat 1; a sliding hole 509 is opened at the bottom of the No. 2 screw hole 508; a No. 2 screw rod 510 is installed inside the No. 2 screw hole 508; a pressing block 511 is fixed to the middle of the No. 2 screw rod 510; after the No. 2 screw 510 completely enters the interior of the No. 2 screw hole 508, the bottom of the pressing block 511 is pressed tightly against the frame of the mounting frame 502;

[0027] During operation, before fixing the truss, the mounting frame 502 is inserted into the mounting cavity 501, and the No. 2 screw rod 510 is rotated and inserted into the No. 2 screw hole 508, and the pressure block 511 enters the mounting cavity 501 along the sliding hole 509, so that the mounting frame 502 can operate stably. Subsequently, according to the size between the installed structural frames, the telescopic cylinder 504 on the connecting block 503 is started, and the telescopic rod 505 pushes the limit block 506 to move to a suitable position. When the truss is being lifted and the truss moves downward, the rotating roller 507 on the limit block 506 moves along the body of the structural frame. With the cooperation of the spring inside the connecting tube 512, the collision between the moving truss and the fixed structural parts is avoided, thereby ensuring the integrity of the truss.

[0028] Working principle: During the transportation and installation of the steel structure truss, due to the large size of the truss, it is often necessary to use a hoist for auxiliary cooperation to ensure the smooth installation of the truss; when the existing steel structure hoisting equipment is in use, the process of fixing the steel structure truss with the hoist rope is relatively cumbersome, which makes the winding and connection operation of the fixing equipment inefficient, and in some installation environments, the truss needs to be transported to a specified position. During this process, the truss will shake due to operational reasons or flowing wind force, causing the truss to easily collide with the fixed structural frame, causing damage to the truss and affecting the subsequent truss installation operation. The present application acts through an auxiliary fixing device, inserting the mounting frame 502 into the interior of the mounting cavity 501, and rotating the No. 2 screw rod 510 into the interior of the No. 2 screw hole 508, and the pressing block 511 enters the interior of the mounting cavity 501 along the sliding hole 509, so that the mounting frame 502 can operate stably, and then, according to the size between the installed structural frames, the telescopic cylinder 504 on the connecting block 503 is started, and the telescopic rod 505 pushes the limit block 50 6 moves to a suitable position, and then, the reeling mechanism 417 is started, the rotating rod 415 rotates, the connecting rope 416 is released, and the connecting seat 1 is used to place the connecting frame 3 at the specified position of the truss, and a pulling force is applied to the clamping rod 405, so that the binding rope 404 bypasses the frame rod of the truss, passes through the clamping groove 408 on the fixing frame 406 and is clamped in the inside of the fixing groove 407, and the limiting plate 410 is inserted into the inside of the limiting groove 409, and the No. 1 screw 412 is inserted into the inside of the No. 1 screw hole 411 to ensure the stability of the limiting plate 410. The fixing operation is performed, and then the fixing mechanism 413 on the fixing box 401 is started. The excess length of the binding rope 404 is retracted, so that the binding rope 404 is tightly tied to the outside of the truss frame. The operation is convenient, and the truss can be quickly fixed on the lifting equipment. When the truss is lifted and the truss moves downward, the rotating roller 507 on the limit block 506 moves along the frame of the structural frame. With the cooperation of the spring inside the connecting tube 512, the collision between the moving truss and the fixed structural parts is avoided, thereby ensuring the integrity of the truss.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A steel structure truss hanger, comprising a connecting seat (1); a winding chamber (2) is provided inside the connecting seat (1); a connecting frame (3) is fixedly connected to the bottom of the connecting seat (1); an auxiliary fixing device is installed on the connecting frame (3); the characteristics are: The auxiliary fixing device comprises a fixing box (401); the fixing box (401) is fixedly connected to one side of the connecting frame (3); a structural cavity (402) is provided inside the fixing box (401); a rotating shaft (403) is installed inside the structural cavity (402); a binding rope (404) is wound around the rotating shaft (403); the bottom end of the binding rope (404) is fixed to a through hole at the bottom of the box (401) and extends out of the outside; and a clamping rod (405) is installed at the bottom end of the binding rope (404); A fixing frame (406) is fixedly connected to the other side of the connecting frame (3); a fixing groove (407) is enclosed between the fixing frame (406) and the connecting frame (3); a clamping groove (408) is provided on the vertical plate of the fixing frame (406); the width of the clamping groove (408) is smaller than the length of the clamping rod (405); a fixing mechanism (413) is installed on the outer surface of the fixing box (401); and the output shaft of the fixing mechanism (413) is inserted into the structural cavity (402) and connected to the rotating shaft (403).

2. A steel structure truss hanger according to claim 1, characterized in that: A limiting groove (409) is provided on the side surface of the connecting frame (3); a limiting plate (410) is arranged inside the limiting groove (409).

3. A steel structure truss hanger according to claim 2, characterized in that: The fixing frame (406) is provided with a No. 1 screw hole (411) near the opening; the opening space of the No. 1 screw hole (411) passes through the fixing groove (407) and is inserted into the frame body of the connecting frame (3); and a No. 1 screw rod (412) is installed inside the No. 1 screw hole (411).

4. A steel structure truss hanger according to claim 3, characterized in that: A stretching hole (414) is provided on the top of the connecting seat (1); the stretching hole (414) is communicated with the winding chamber (2); a rotating rod (415) is installed inside the winding chamber (2); a connecting rope (416) is wound around the rotating rod (415); a winding mechanism (417) is installed on the connecting seat (1); the connecting end of the winding mechanism (417) is inserted into the winding chamber (2) and connected to the rotating rod (415).

5. A steel structure truss hanger according to claim 4, characterized in that: The top two ends of the connection seat (1) are provided with mounting cavities (501); a mounting frame (502) is arranged inside the mounting cavity (501); a connecting block (503) is fixedly connected to the frame connecting end of the mounting frame (502); a telescopic cylinder (504) is installed in the structural hole of the connecting block (503); a telescopic rod (505) is installed at the working end of the telescopic cylinder (504); a connecting tube (512) is sleeved on the end of the telescopic rod (505); a limit block (506) is fixedly connected to the end of the connecting tube (512); a spring is arranged inside the connecting tube (512), one end of the spring is connected to the limit block (506), and the other end is connected to the end of the telescopic rod (505).

6. A steel structure truss hanger according to claim 5, characterized in that: A rotating roller (507) is installed on the action surface of the limit block (506); a No. 2 screw hole (508) is opened at the upper position of the two side surfaces of the connecting seat (1); a sliding hole (509) is opened at the bottom of the No. 2 screw hole (508); a No. 2 screw rod (510) is installed inside the No. 2 screw hole (508); a pressing block (511) is fixedly connected to the middle of the No. 2 screw rod (510); after the No. 2 screw rod (510) completely enters the No. 2 screw hole (508), the bottom of the pressing block (511) is tightly pressed against the frame body of the mounting frame (502).

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