CN219971652U - Adjustable door-shaped frame - Google Patents

Abstract

The utility model relates to the technical field of tower crane auxiliary equipment, in particular to an adjustable door-shaped frame, which comprises a supporting component, wherein the top end of the supporting component is fixedly provided with a cross beam in a rivet connection mode, the cross beam is clamped with a lifting component in a sliding connection mode, the supporting component comprises a fixed base, the top end of the fixed base is provided with a sleeve, the upper end of the sleeve is provided with a supporting slide rod in a sleeving mode, the outer walls of the two side ends of the supporting slide rod are fixedly provided with racks in a spot welding mode, the lifting component comprises a curved slider, and the bottom end of the cross beam is provided with a screw rod.

Description

Adjustable door-shaped frame

Technical Field

The utility model relates to the technical field of tower crane auxiliary equipment, in particular to an adjustable door-shaped frame.

Background

A tower crane, also called a crane tower, is a mechanical device used in civil engineering and construction, and is generally used in building a high building and a bridge, and in the simplest manner, the tower crane generally includes: the lifting arm is used for transporting materials in the high air, and the balancing arm is used for achieving a balancing effect with the lifting arm.

When the existing tower crane is installed or disassembled, devices or equipment required by the installation of the tower crane are required to be transported by using a door-shaped frame, based on the device or equipment, a novel adjustable door-shaped frame for the disassembly and the assembly of the tower crane is disclosed in Chinese patent publication No. CN212799316U, a sleeve is welded on a fixed transverse plate, and a supporting rod is clamped in the sleeve; the upper end of the supporting rod is clamped in a groove in the supporting connection structure, the upper end of the supporting connection structure is fixedly provided with a cross beam frame, and the lower end of the cross beam frame is provided with a lifting hook fixing structure and a lifting hook moving structure; the lifting hook fixed knot constructs and lifting hook moving structure is connected with the lifting hook through hanging the rope, and the lifting hook passes through hanging rope and is connected with the cylinder fixed station, and the cylinder fixed station is connected with tower crane top gyro wheel structure. The utility model is characterized in that a cross beam frame is fixed at the upper end of a support connecting structure;

the beneficial effects of above-mentioned patent technique are that crossbeam frame lower extreme is provided with lifting hook fixed knot and lifting hook moving structure for according to the service environment of tower crane balancing weight, adjust the distance between lifting hook fixed knot and the lifting hook moving structure. Meanwhile, the utility model facilitates the disassembly and assembly of the whole door-shaped frame through the connection mode of each part structure, and improves the corresponding working efficiency, but the specification and the attached drawing disclosed by the patent technology can show that the supporting rod playing a main supporting role is a fixed structure when the whole tower crane device is specifically used, so that the height of the door-shaped frame can not be adjusted according to the height of the installed tower crane, and meanwhile, the position of the lifting hook during lifting is unchanged due to the influence of the fixed structure of the lifting hook, and the position of the lifting hook after the lifting device can not be adjusted according to the position of the lifting hook when the device is used by the tower crane, so that the patent technology also has a certain defect.

It is now necessary to develop an adjustable gate bracket.

Disclosure of Invention

The utility model aims to provide an adjustable door-shaped frame, which solves the problem that the prior door-shaped frame is of a fixed structure, is difficult to adjust according to the height and the position of a tower crane and has poor practicability due to the matching effect between a supporting component and a lifting component.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an adjusting type door-shaped frame, includes supporting component, the supporting component top is fixed with the crossbeam through rivet connection's mode, there is the subassembly of lifting by crane through sliding connection's mode joint on the crossbeam, supporting component includes unable adjustment base, unable adjustment base top end is equipped with the sleeve, the sleeve upper end is equipped with the support slide bar through the mode of cup jointing, support slide bar both sides end outer wall is fixed with the rack through spot welding's mode, sleeve inner wall both sides tip is equipped with motor a, motor a back end is fixed with the gear through the pivot, gear and rack intermeshing, the gear uses with the rack cooperation, the subassembly of lifting includes curved slider, the crossbeam bottom is equipped with the screw rod, curved slider is equipped with the screw through-hole in the junction with the screw rod, the screw through-hole uses with the screw rod cooperation.

Preferably, a fixed plate a is arranged at the bottom end of the motor a, and the fixed plate a is fixedly connected with the end wall of the inner side of the sleeve.

Preferably, the one end that the support slide bar set up in the sleeve is fixed with the limiting plate, the limiting plate passes through the mode of cup jointing and sleeve connection, the limiting plate bottom end is fixed with automatically controlled elevating gear through rivet connection's mode, automatically controlled elevating gear bottom end and sleeve bottom inner wall connection.

Preferably, the inner walls of the front end and the rear end of the curved slider are fixedly connected with curved sliders, the outer walls of the front end and the rear end of the cross beam are provided with sliding grooves at the joints of the curved sliders and the sliding grooves, the curved sliders are matched with the sliding grooves for use, and the curved sliders slide back and forth on the sliding grooves.

Preferably, the end parts at two sides of the screw are fixed with adapter blocks in a rotating connection mode, and the upper end parts of the adapter blocks are fixedly connected with the outer wall of the bottom end of the cross beam.

Preferably, any of the outer side end walls of the adapter are fixed with a motor c in a rivet connection mode, the motor c is connected with the screw through a rotating shaft, and the motor c is matched with the screw for use.

Preferably, the two side ends of the outer wall of the bottom end of the curved slider are fixed with fixing plates b, a steel rope winding roller is fixed between the fixing plates b in a rotating connection mode, and a steel rope is fixed on the steel rope winding roller in a winding connection mode.

Preferably, any of the outer side end walls of the fixed plate b is fixed with a motor b in a rivet connection mode, rotating rods are fixed on the outer walls of the two side ends of the steel rope winding roller, one end of each rotating rod is connected with the inner side end wall of the fixed plate b, and the other end of each rotating rod is connected with the motor b.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the motor a can drive the gear to rotate positively through the rotating shaft, the gear can enable the supporting slide bar to move upwards through the rack during forward rotation, meanwhile, the electric control lifting device can enable the supporting slide bar to move upwards through pushing the limiting plate to match with the motor a, after the height of the cross beam reaches the required requirement, the supporting slide bar is stopped to extend, and the height required by installing or dismantling the tower crane can be adjusted through the mode, so that workers can install or dismantle the tower crane more conveniently;

the motor c accessible pivot that sets up drives the screw rod and rotates, the screw rod is when rotating, make curved slider control the removal through the screw thread through-hole, motor b that sets up can drive the steel rope wind-up roll and rotate, the steel rope of wiring connection can be carried out the rolling and is released on it when rotating to the steel rope wind-up roll, the steel rope bottom end portion that sets up is fixed with and hangs the knot, the steel rope accessible couple is connected the equipment that uses when installing and dismantling the tower crane, can be earlier with the equipment of installation or dismantling earlier couple through above-mentioned mode, then the cooperation effect between motor b that sets up and steel rope wind-up roll is driving the equipment and is going up and down, through, the cooperation effect between motor c that sets up, screw rod and the screw thread through-hole makes curved slider remove, thereby can be according to the actual demand with the tower crane installation with the equipment that uses when dismantling to required position department.

Drawings

FIG. 1 is a schematic view of the external structure of the present utility model in front view;

FIG. 2 is a schematic view of a partly sectional structure of the sleeve of the present utility model in front view;

FIG. 3 is a schematic cross-sectional view of the sleeve of the present utility model in a top view;

FIG. 4 is a schematic cross-sectional view of a curved slider in a side view in accordance with the present utility model;

fig. 5 is a schematic perspective view of a curved slider according to the present utility model.

In the figure: 1. a support assembly; 1-1, fixing a base; 1-2, a sleeve; 1-3, supporting a sliding rod; 1-4, a rack; 1-5, a motor a;1-6, a fixing plate a;1-7, a limiting plate; 1-8, an electric control lifting device; 1-9, gears; 2. a cross beam; 2-1, a chute; 3. lifting the assembly; 3-1, a curved slider; 3-2, a curved sliding block; 3-3, threaded through holes; 3-4, fixing plate b;3-5, a steel rope winding roller; 3-6, motor b;3-7, a motor c;3-8, a screw rod; 3-9, an adapter block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides the following technical scheme: the utility model provides an adjustable door-type frame, can be effectual in the use according to the high and horizontal position of the tower crane of installing or dismantling adjusts hoisting device, make the workman more convenient when installing or dismantling the tower crane, please see fig. 1-5, including supporting component 1, supporting component 1 includes unable adjustment base 1-1, unable adjustment base 1-1 top portion is equipped with sleeve 1-2, sleeve 1-2 upper end is equipped with support slide bar 1-3 through the mode of cup jointing, support slide bar 1-3 both sides end outer wall is fixed with rack 1-4 through spot welding, sleeve 1-2 inner wall both sides tip is equipped with motor a1-5, motor a1-5 rear end is fixed with gear 1-9 through the pivot, gear 1-9 and rack 1-4 intermeshing, gear 1-9 and rack 1-4 cooperation use, motor a1-5 bottom end is equipped with fixed plate a1-6, fixed connection is equipped with sleeve 1-2 inboard end wall, support 1-3 sets up the one end fixed plate 1-7 in sleeve 1-2, limit plate 1-7 is equipped with in the end in the sleeve 1-2 in the mode of cup jointing, limit plate 1-7 is connected with the electric control device through the bottom end of tip 1-8 and the fixed connection that the bottom end is equipped with 1-2 in the base 1-8 is fixed with the base 1-8 through the pivot, can be used to the bottom end of the fixed device is fixed with the bottom end of tip in the base 1-8 and the base that the tip is used in the fixed condition of the tip 1-8 is fixed to the electric control device is used to the bottom 1-8 when using the tip to the tip and the tip is fixed to the tip is used, the supporting slide rod 1-3 can slide up and down in the sleeve 1-2, so that the cross beam 2 can be adjusted according to the height of the tower crane, the motor a1-5 can drive the gear 1-9 to rotate through the rotating shaft, the gear 1-9 can drive the supporting slide rod 1-3 to move up and down through the rack 1-4 during rotation, meanwhile, the electric control lifting device 1-8 can assist the motor a1-5 to adjust the height of the supporting slide rod 1-3, the supporting slide rod 1-3 can adjust the vertical height of the cross beam 2 in the mode, the limiting plate 1-7 plays a limiting role to prevent the supporting slide rod 1-3 from separating from the sleeve 1-2, and the fixed plate a1-6 can support and fix the motor a 1-5;

further, the top end of the supporting component 1 is fixedly provided with a cross beam 2 in a rivet connection mode, the cross beam 2 is clamped with a lifting component 3 in a sliding connection mode, the lifting component 3 comprises a curved slider 3-1, the bottom end part of the cross beam 2 is provided with a screw 3-8, the curved slider 3-1 is provided with a threaded through hole 3-3 at the connection part with the screw 3-8, the threaded through hole 3-3 is matched with the screw 3-8 for use, the inner walls of the front end and the rear end of the curved slider 3-1 are fixedly connected with curved sliders 3-2, the outer walls of the front end and the rear end of the cross beam 2 are provided with sliding grooves 2-1 at the connection part with the curved sliders 3-2, the curved sliders 3-2 are matched with the sliding grooves 2-1 for use, the curved sliders 3-2 slide back and forth on the sliding grooves 2-1, the two side end parts of the screw 3-8 are fixedly provided with a conversion block 3-9 in a rotating connection mode, the upper end of the adapter block 3-9 is fixedly connected with the outer wall of the bottom end of the cross beam 2, the outer side end wall of any adapter block 3-9 is fixedly provided with a motor c3-7 in a rivet connection mode, the motor c3-7 is connected with a screw rod 3-8 through a rotating shaft, the motor c3-7 is matched with the screw rod 3-8 for use, the two side ends of the outer wall of the bottom end of the curved slider 3-1 are fixedly provided with fixing plates b3-4, a steel rope winding roller 3-5 is fixedly arranged between the fixing plates b3-4 in a rotating connection mode, the steel rope winding roller 3-5 is fixedly provided with a steel rope in a winding connection mode, the outer side end wall of any fixing plate b3-4 is fixedly provided with a motor b3-6 in a rivet connection mode, the outer walls of the two side ends of the steel rope winding roller 3-5 are fixedly provided with rotating rods, one end of the rotating rod is connected with the inner side end wall of the fixed plate b3-4, the other end of the rotating rod is connected with the motor b3-6, specifically, the arranged motor c3-7 can drive the screw rod 3-8 to rotate through the rotating shaft, when the screw rod 3-8 rotates, the curved slider 3-1 moves left and right through the threaded through hole 3-3, the arranged rotating block 3-9 can support and fix the screw rod 3-8, and the curved slider 3-2 and the sliding groove 2-1 are arranged to fix the curved slider 3-1 and the cross beam 2 on the premise of not obstructing the movement of the curved slider 3-1 and prevent the curved slider 3-1 from being separated from the cross beam 2;

the motor b3-6 that sets up can drive the steel rope wind-up roll 3-5 and rotate, the steel rope wind-up roll 3-5 can carry out the rolling and pay-off to the steel rope of wiring on it when rotating, the steel rope bottom end portion that sets up is fixed with and hangs the knot, steel rope accessible couple is connected the equipment that uses when installing and dismantling the tower crane, like this, can carry out the reciprocating to the equipment that uses when installing and dismantling the tower crane through the rolling of steel rope wind-up roll 3-5 or pay-off to the steel rope, simultaneously, through the cooperation effect between motor c3-7 that sets up, screw rod 3-8 and the screw through-hole 3-3 make curved slider 3-1 remove, thereby can be according to the actual demand with the equipment that uses when installing and dismantling the tower crane to required position department.

Claims (8)

1. The utility model provides an adjustable door type frame, includes supporting component (1), supporting component (1) top is fixed with crossbeam (2) through rivet connection's mode, it has hoisting assembly (3) to go up through sliding connection's mode joint on crossbeam (2), its characterized in that: the support assembly (1) comprises a fixed base (1-1), a sleeve (1-2) is arranged at the top end of the fixed base (1-1), a support sliding rod (1-3) is arranged at the upper end of the sleeve (1-2) in a sleeved mode, racks (1-4) are fixed on the outer walls of two side ends of the support sliding rod (1-3) in a spot welding mode, a motor a (1-5) is arranged at the end parts of two sides of the inner wall of the sleeve (1-2), a gear (1-9) is fixed at the rear end part of the motor a (1-5) through a rotating shaft, the gear (1-9) is meshed with the racks (1-4) mutually, the gear (1-9) is matched with the racks (1-4), the lifting assembly (3) comprises a curved slider (3-1), a screw (3-8) is arranged at the bottom end part of the cross beam (2), a threaded through hole (3-3) is arranged at the joint of the curved slider (3-8) with the screw (3-8), and the threaded through hole (3-3) is matched with the screw (3-8).

2. An adjustable gate frame as defined in claim 1, wherein: the bottom end of the motor a (1-5) is provided with a fixed plate a (1-6), and the fixed plate a (1-6) is fixedly connected with the inner side end wall of the sleeve (1-2).

3. An adjustable gate frame as defined in claim 1, wherein: the support sliding rod (1-3) is fixed with limiting plates (1-7) at one ends arranged in the sleeves (1-2), the limiting plates (1-7) are connected with the sleeves (1-2) in a sleeved mode, the bottom end parts of the limiting plates (1-7) are fixed with electric control lifting devices (1-8) in a rivet connection mode, and the bottom end parts of the electric control lifting devices (1-8) are connected with the inner walls of the bottom ends of the sleeves (1-2).

4. An adjustable gate frame as defined in claim 1, wherein: the novel sliding device is characterized in that the inner walls of the front end and the rear end of the curved slider (3-1) are fixedly connected with curved sliding blocks (3-2), sliding grooves (2-1) are formed in the joints of the outer walls of the front end and the rear end of the cross beam (2) and the curved sliding blocks (3-2), the curved sliding blocks (3-2) are matched with the sliding grooves (2-1), and the curved sliding blocks (3-2) slide back and forth on the sliding grooves (2-1).

5. An adjustable gate frame as defined in claim 1, wherein: the two side end parts of the screw rod (3-8) are fixedly provided with adapter blocks (3-9) in a rotating connection mode, and the upper end parts of the adapter blocks (3-9) are fixedly connected with the outer wall of the bottom end of the cross beam (2).

6. An adjustable gate frame as defined in claim 5, wherein: any outer side end wall of the adapter block (3-9) is fixedly provided with a motor c (3-7) in a rivet connection mode, the motor c (3-7) is connected with the screw rod (3-8) through a rotating shaft, and the motor c (3-7) is matched with the screw rod (3-8) for use.

7. An adjustable gate frame as defined in claim 1, wherein: the steel rope winding device is characterized in that fixing plates b (3-4) are fixed at two side ends of the outer wall of the bottom end of the curved slider (3-1), steel rope winding rollers (3-5) are fixed between the fixing plates b (3-4) in a rotating connection mode, and steel ropes are fixed on the steel rope winding rollers (3-5) in a winding connection mode.

8. An adjustable gate frame as defined in claim 7, wherein: any motor b (3-6) is fixed on the outer side end wall of the fixing plate b (3-4) in a rivet connection mode, rotating rods are fixed on the outer walls of the two side ends of the steel rope winding roller (3-5), one end of each rotating rod is connected with the inner side end wall of the fixing plate b (3-4), and the other end of each rotating rod is connected with the motor b (3-6).