CN212924166U

CN212924166U - Construction portal frame

Info

Publication number: CN212924166U
Application number: CN202021311347.5U
Authority: CN
Inventors: 张治伟
Original assignee: Sheng Meirong
Current assignee: GUANGZHOU PARTJOY DECORATION ENGINEERING Co.,Ltd.
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-09
Anticipated expiration: 2030-07-07

Abstract

The utility model belongs to the technical field of the construction, especially, building construction portal frame, it is complicated to have the jack-up mode in the construction to current portal frame, and sets up the gyro wheel usually and remove, but the poor stability of gyro wheel, if remove when lifting by crane, cause dangerous problem easily, the following scheme is proposed at present, and it includes two fixed plates, and fixed mounting has same connecting plate between two fixed plates, be provided with longitudinal drive mechanism on the connecting plate, flexible groove has all been seted up to the bottom of two fixed plates, and two equal sliding connection in the flexible inslot have flexible legs, and two equal fixed mounting in bottom of flexible leg has two lower margins, and the thread groove has all been seted up at the top of two flexible legs. The utility model discloses convenient to use, easy operation can satisfy height and horizontal position's regulation, can make the gyro wheel break away from the stability when ground increases and lifts by crane simultaneously when lifting by crane, avoids causing danger.

Description

Construction portal frame

Technical Field

The utility model relates to a construction technical field especially relates to a construction portal frame.

Background

In building construction, goods are often required to be lifted, common using equipment is a portal frame, and the portal frame (a movable lifting small portal frame) is used for carrying equipment and warehouse in and out according to daily production requirements of medium and small factories (companies), and is suitable for manufacturing molds, automobile maintenance factories, mines, civil engineering construction sites and occasions requiring lifting.

The existing gantry frame is complex in hoisting mode in building construction, and is usually provided with rollers for moving, but the stability of the rollers is poor, and if the rollers move during hoisting, danger is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current portal frame and having the jack-up mode complicated in the construction, and set up the gyro wheel usually and remove, but the poor stability of gyro wheel if appear removing when lifting by crane, cause dangerous shortcoming easily, and the building construction portal frame that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a building construction portal frame, which comprises two fixing plates, wherein a same connecting plate is fixedly arranged between the two fixing plates, be provided with longitudinal drive mechanism on the connecting plate, flexible groove has all been seted up to the bottom of two fixed plates, equal sliding connection has flexible leg in two flexible inslots, the equal fixed mounting in bottom of two flexible legs has two lower margins, the thread groove has all been seted up at the top of two flexible legs, all rotate perpendicularly on two fixed plates and install the threaded rod, two threaded rods respectively with two thread groove threaded connection, the screw thread of two threaded rods is revolved to on the contrary, two threaded rods all are connected with longitudinal drive mechanism, the bottom of connecting plate is provided with transverse drive mechanism, be connected with the freight frame on the transverse drive mechanism, the equal fixedly connected with mounting panel in one side that two fixed plates kept away from each other, the equal fixed mounting in bottom of two mounting panels has two gyro wheels, all be provided.

Preferably, the longitudinal driving mechanism comprises a fixed box, a servo motor, a worm wheel, a connecting shaft, two first bevel gears and two second bevel gears, the fixed box is fixedly connected to the top of the connecting plate, the servo motor is fixedly connected to the inner wall of the top of the fixed box, the worm is fixedly installed on the output shaft of the servo motor, the connecting shaft is transversely installed on the fixed box in a rotating mode, the worm wheel is fixedly sleeved at the center of the connecting shaft, the worm is meshed with the worm wheel, the two first bevel gears are respectively and fixedly installed at the two ends of the connecting shaft, the two second bevel gears are respectively and fixedly installed on the top ends of the two threaded rods, and the two first bevel gears.

Preferably, the transverse driving mechanism comprises a lead screw, a guide block, a supporting block, a hook and a lead screw motor, a guide rail groove is formed in the bottom of the connecting plate, the guide block is connected with the guide rail groove in a sliding mode, the lead screw is connected with the guide rail groove in a rotating mode, the guide block is connected with the lead screw in a threaded mode, the lead screw motor is embedded in the bottom of the connecting plate, one end of the lead screw is fixedly installed with an output shaft of the lead screw motor, the supporting block is fixedly installed in the bottom of the guide block, the hook is fixedly installed in the bottom of the supporting block, two steel wire ropes.

Preferably, the same supporting rod is fixedly mounted on one side, close to each other, of the two fixing plates, and the supporting block is connected with the supporting rod in a sliding mode.

Preferably, the equal fixed mounting in one side that two fixed plates are close to each other has the welded plate, and the bottom of welded plate is fixed and is provided with battery and control box, has placed control switch in the control box, and one side fixed mounting of one of two fixed plates has two to push away the handle, and servo motor and lead screw motor all are connected with control switch, are connected with the wire on the control switch, can drag control switch long, convenient control.

Compared with the prior art, the utility model has the advantages of:

(1) according to the scheme, workpieces to be transported are placed in the transporting frame, the transporting frame is connected with the hook through the two steel wire ropes in a hanging mode, the two fixing plates can be controlled to move upwards through the longitudinal driving mechanism, the two fixing plates drive the transporting frame to move upwards through the connecting plate, and meanwhile the two fixing plates drive the four idler wheels to leave the ground, so that the four ground feet are in contact with the ground, and the overall stability can be improved when the transporting frame is lifted;

(2) according to the scheme, the transverse driving mechanism drives the goods transporting frame to horizontally move, so that the transportation requirement can be met;

(3) accomplish the transportation back, reverse start servo motor for the freight frame downstream resets, and simultaneously, two fixed plate downstream, four gyro wheels all with ground contact, can conveniently remove.

The utility model discloses convenient to use, easy operation can satisfy height and horizontal position's regulation, can make the gyro wheel break away from the stability when ground increases and lifts by crane simultaneously when lifting by crane, avoids causing danger.

Drawings

Fig. 1 is a schematic structural view of a construction portal frame provided by the utility model;

fig. 2 is a schematic side view of the construction portal frame of the present invention;

fig. 3 is the utility model provides a part A schematic structure of construction portal frame.

In the figure: the device comprises a fixing plate 1, a telescopic groove 2, a telescopic leg 3, a foot 4, a connecting plate 5, a fixing box 6, a servo motor 7, a worm 8, a connecting shaft 9, a worm wheel 10, a first bevel gear 11, a second bevel gear 12, a threaded rod 13, a threaded groove 14, a lead screw 15, a guide block 16, a support block 17, a hook 18, a freight frame 19, a lead screw motor 20, a mounting plate 21, a roller 22, a welding plate 23, a battery 24, a control box 25, a push handle 26, a guide rail groove 27 and a support rod 28.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-3, a construction portal frame comprises two fixed plates 1, a same connecting plate 5 is fixedly installed between the two fixed plates 1, a longitudinal driving mechanism is arranged on the connecting plate 5, telescopic slots 2 are respectively formed at the bottoms of the two fixed plates 1, telescopic legs 3 are respectively connected in the two telescopic slots 2 in a sliding manner, two ground feet 4 are respectively fixedly installed at the bottoms of the two telescopic legs 3, thread slots 14 are respectively formed at the tops of the two telescopic legs 3, threaded rods 13 are vertically and rotatably installed on the two fixed plates 1, the two threaded rods 13 are respectively in threaded connection with the two thread slots 14, the thread rotating directions of the two threaded rods 13 are opposite, in order to meet the requirement that the two telescopic legs 3 can be synchronously pushed to extend and retract when the rotating directions of the two threaded rods 13 are opposite, the two threaded rods 13 are both connected with the longitudinal driving mechanism, and the bottom, the transverse driving mechanism is connected with a transportation frame 19, one side of each of the two fixing plates 1, which is far away from each other, is fixedly connected with a mounting plate 21, the bottoms of the two mounting plates 21 are fixedly provided with two rollers 22, and the four rollers 22 are provided with brake pads.

In this embodiment, the longitudinal driving mechanism includes a fixed box 6, a servo motor 7, a worm 8, a worm wheel 10, a connecting shaft 9, two first bevel gears 11 and two second bevel gears 12, the fixed box 6 is fixedly connected to the top of the connecting plate 5, the servo motor 7 is fixedly connected to the inner wall of the top of the fixed box 6, the worm 8 is fixedly mounted to the output shaft of the servo motor 7, the connecting shaft 9 is transversely rotatably mounted to the fixed box 6, the worm wheel 10 is fixedly sleeved to the center of the connecting shaft 9, the worm 8 is engaged with the worm wheel 10, the two first bevel gears 11 are respectively fixedly mounted to the two ends of the connecting shaft 9, the two second bevel gears 12 are respectively fixedly mounted to the top ends of the two threaded rods 13, the two first bevel gears 11 are respectively engaged with the two second bevel gears 12, the servo motor 7 drives the connecting shaft 9 to rotate through the worm 8 and the worm wheel 10, the connecting shaft, two threaded rods 13 respectively push two telescopic legs 3 to stretch downwards, and due to the relation between acting force and reacting force, two fixed plates 1 move upwards.

In this embodiment, the transverse driving mechanism includes the lead screw 15, the guide block 16, the supporting shoe 17, couple 18 and lead screw motor 20, guide rail groove 27 has been seted up to the bottom of connecting plate 5, guide block 16 and guide rail groove 27 sliding connection, lead screw 15 rotates with guide rail groove 27 and is connected, guide block 16 and lead screw 15 threaded connection, lead screw motor 20 is embedded in the bottom of connecting plate 5, the one end of lead screw 15 and the output shaft fixed mounting of lead screw motor 20, supporting shoe 17 fixed mounting is in the bottom of guide block 16, couple 18 fixed mounting is in the bottom of supporting shoe 17, be connected with two wire ropes on the freight frame 19, two wire ropes all articulate with couple 18, lead screw motor 20 drives lead screw 15 and rotates, lead screw 15 drives guide block 16 and slides in guide rail groove 27, guide block 16 drives freight frame 19 through supporting shoe 17 and two wire ropes and carries out horizontal migration.

In this embodiment, the same support rod 28 is fixedly installed on both sides of the two fixing plates 1 close to each other, the support blocks 17 are slidably connected to the support rod 28, and the support rod 28 plays a role in supporting and guiding the support blocks 17.

In this embodiment, the equal fixed mounting in one side that two fixed plates 1 are close to each other has welded plate 23, the fixed battery 24 and the control box 25 that are provided with in bottom of welded plate 23, control switch has been placed in the control box 25, two of one side fixed mounting of a fixed plate 1 in two fixed plates 1 have and push away 26, servo motor 7 and lead screw motor 20 all are connected with control switch, the last wire that is connected with of control switch, can drag control switch long, convenient control, battery 24 can charge, the battery 24 outside sets up the battery box.

Example two

Referring to fig. 1-3, a construction portal frame comprises two fixed plates 1, a same connecting plate 5 is fixedly installed between the two fixed plates 1 through welding, a longitudinal driving mechanism is arranged on the connecting plate 5, telescopic slots 2 are respectively formed at the bottoms of the two fixed plates 1, telescopic legs 3 are respectively connected in the two telescopic slots 2 in a sliding manner, two ground feet 4 are respectively fixedly installed at the bottoms of the two telescopic legs 3 through welding, thread slots 14 are respectively formed at the tops of the two telescopic legs 3, threaded rods 13 are respectively and vertically and rotatably installed on the two fixed plates 1, the two threaded rods 13 are respectively in threaded connection with the two thread slots 14, the thread rotating directions of the two threaded rods 13 are opposite, in order to meet the condition that the rotating directions of the two threaded rods 13 are opposite, the two telescopic legs 3 can be synchronously pushed to extend and retract, the two threaded rods 13 are both connected with the longitudinal driving mechanism, and, be connected with freight frame 19 on the horizontal actuating mechanism, one side that two fixed plates 1 kept away from each other all is through screw fixed connection mounting panel 21, and two gyro wheels 22 are all installed through welded fastening in the bottom of two mounting panels 21, all are provided with the brake block on four gyro wheels 22.

In the embodiment, the longitudinal driving mechanism comprises a fixed box 6, a servo motor 7, a worm 8, a worm wheel 10, a connecting shaft 9, two first bevel gears 11 and two second bevel gears 12, the fixed box 6 is fixedly connected to the top of the connecting plate 5 through screws, the servo motor 7 is fixedly connected to the inner wall of the top of the fixed box 6 through screws, the worm 8 and the output shaft of the servo motor 7 are fixedly installed through welding, the connecting shaft 9 is transversely and rotatably installed on the fixed box 6, the worm wheel 10 is fixedly sleeved at the central position of the connecting shaft 9, the worm 8 is meshed with the worm wheel 10, the two first bevel gears 11 are respectively fixedly installed at two ends of the connecting shaft 9 through welding, the two second bevel gears 12 are respectively fixedly installed with the top ends of two threaded rods 13 through welding, the two first bevel gears 11 are respectively meshed with the two second bevel gears 12, the servo motor 7 drives, the connecting shaft 9 drives the two threaded rods 13 to rotate through the two first bevel gears 11 and the two second bevel gears 12, the two threaded rods 13 respectively push the two telescopic legs 3 to stretch downwards, and due to the relation between acting force and reacting force, the two fixing plates 1 move upwards.

In this embodiment, the transverse driving mechanism comprises a lead screw 15 and a guide block 16, supporting shoe 17, couple 18 and lead screw motor 20, guide rail groove 27 has been seted up to the bottom of connecting plate 5, guide block 16 and guide rail groove 27 sliding connection, lead screw 15 rotates with guide rail groove 27 to be connected, guide block 16 and lead screw 15 threaded connection, lead screw motor 20 is embedded in the bottom of connecting plate 5, lead screw 15's one end passes through welded fastening installation with lead screw motor 20's output shaft, supporting shoe 17 passes through welded fastening and installs the bottom at guide block 16, couple 18 passes through welded fastening and installs the bottom at supporting shoe 17, be connected with two wire ropes on the freight frame 19, two wire ropes all articulate with couple 18, lead screw motor 20 drives lead screw 15 and rotates, lead screw 15 drives guide block 16 and slides in guide rail groove 27, guide block 16 drives freight frame 19 through supporting shoe 17 and two wire ropes and carries out horizontal migration.

In this embodiment, the same support rod 28 is fixedly installed on the side, close to each other, of each of the two fixing plates 1 by welding, the support blocks 17 are slidably connected with the support rod 28, and the support rod 28 plays a role in supporting and guiding the support blocks 17.

In this embodiment, one side that two fixed plates 1 are close to each other all has welded plate 23 through welded fastening, can set up the receiver on the welded plate 23, place the work piece and place the transportation, the fixed battery 24 and the control box 25 of being provided with in bottom of welded plate 23, control switch has been placed in the control box 25, one side of a fixed plate 1 in two fixed plates 1 is installed two through welded fastening and is pushed away 26, servo motor 7 and lead screw motor 20 all are connected with control switch, the last wire that is connected with of control switch, can drag control switch long, convenient control, battery 24 can charge, the battery 24 outside sets up the battery box.

In the embodiment, when the device is used, the servo motor 7 and the lead screw motor 20 are both connected with the battery 24, the battery 24 can be used as a standby power supply, the whole can be moved to a proper position through the four rollers 22, the rollers 22 can be preliminarily fixed through the brake pads, a workpiece to be transported is placed in the transporting frame 19, the transporting frame 19 is hooked with the hook 18 through the two steel wire ropes, the servo motor 7 is controlled to be started through the control switch, the servo motor 7 drives the connecting shaft 9 to rotate through the worm 8 and the worm wheel 10, the connecting shaft 9 drives the two threaded rods 13 to rotate through the two first bevel gears 11 and the two second bevel gears 12, the two threaded rods 13 respectively push the two telescopic legs 3 to stretch downwards, due to the relation between acting force and reacting force, the two fixing plates 1 both move upwards, the two fixing plates 1 drive the transporting frame 19 to move upwards through the connecting, meanwhile, the two fixing plates 1 drive the four rollers 22 to leave the ground, so that the four feet 4 are in contact with the ground, the overall stability can be improved when the goods transporting frame 19 is lifted, after the height is properly adjusted, the servo motor 7 is stopped, the servo motor 7 has a power-off self-locking function, the lead screw motor 20 is started, the lead screw motor 20 drives the lead screw 15 to rotate, the lead screw 15 drives the guide block 16 to slide in the guide rail groove 27, the guide block 16 drives the goods transporting frame 19 to horizontally move through the supporting block 17 and the two steel wire ropes, the transportation requirement can be met, after the transportation is completed, the servo motor 7 is reversely started, so that the goods transporting frame 19 moves downwards and is reset, meanwhile, the two fixing plates 1 move downwards, the four rollers 22 are in contact with the ground, the movement is convenient, all structures in the application can select materials and lengths according to actual use conditions, and the, the specific actual size can be adjusted appropriately.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. A building construction portal frame comprises two fixing plates (1), wherein the same connecting plate (5) is fixedly installed between the two fixing plates (1), and is characterized in that a longitudinal driving mechanism is arranged on the connecting plate (5), telescopic grooves (2) are formed in the bottoms of the two fixing plates (1), telescopic legs (3) are connected in the two telescopic grooves (2) in a sliding mode, two ground feet (4) are fixedly installed at the bottoms of the two telescopic legs (3), thread grooves (14) are formed in the tops of the two telescopic legs (3), threaded rods (13) are vertically and rotatably installed on the two fixing plates (1), the two threaded rods (13) are respectively in threaded connection with the two thread grooves (14), the thread rotating directions of the two threaded rods (13) are opposite, the two threaded rods (13) are connected with the longitudinal driving mechanism, and a transverse driving mechanism is arranged at the bottom of the connecting plate (5), the transverse driving mechanism is connected with a goods conveying frame (19), one side of each fixing plate (1) which is far away from each other is fixedly connected with a mounting plate (21), and the bottoms of the two mounting plates (21) are fixedly provided with two rollers (22).

2. The construction portal frame according to claim 1, wherein the longitudinal driving mechanism comprises a fixed box (6), a servo motor (7), a worm (8), a worm gear (10), a connecting shaft (9), two first bevel gears (11) and two second bevel gears (12), the fixed box (6) is fixedly connected to the top of the connecting plate (5), the servo motor (7) is fixedly connected to the inner wall of the top of the fixed box (6), the worm (8) is fixedly installed with the output shaft of the servo motor (7), the connecting shaft (9) is transversely and rotatably installed on the fixed box (6), the worm gear (10) is fixedly sleeved at the center of the connecting shaft (9), the worm (8) is meshed with the worm gear (10), the two first bevel gears (11) are respectively and fixedly installed at two ends of the connecting shaft (9), the two second bevel gears (12) are respectively and fixedly installed with the top ends of the two threaded rods (13), the two first bevel gears (11) are respectively meshed with the two second bevel gears (12).

3. A construction gantry according to claim 1, wherein said transversal driving means comprise a screw (15), a guide block (16), supporting shoe (17), couple (18) and lead screw motor (20), guide rail groove (27) have been seted up to the bottom of connecting plate (5), guide block (16) and guide rail groove (27) sliding connection, lead screw (15) are rotated with guide rail groove (27) and are connected, guide block (16) and lead screw (15) threaded connection, lead screw motor (20) are embedded in the bottom of connecting plate (5), the one end of lead screw (15) and the output shaft fixed mounting of lead screw motor (20), supporting shoe (17) fixed mounting is in the bottom of guide block (16), couple (18) fixed mounting is in the bottom of supporting shoe (17), be connected with two wire rope on fortune goods frame (19), two wire rope all articulate with couple (18).

4. A construction gantry according to claim 1, wherein the same support bar (28) is fixedly mounted on the side of each of the two fixed plates (1) adjacent to each other, and the support block (17) is slidably connected to the support bar (28).

5. The construction portal frame according to claim 1, wherein a welding plate (23) is fixedly installed on one side of each of two fixing plates (1) close to each other, a battery (24) and a control box (25) are fixedly arranged at the bottom of the welding plate (23), a control switch is placed in the control box (25), two pushing handles (26) are fixedly installed on one side of one fixing plate (1) of the two fixing plates (1), and the servo motor (7) and the lead screw motor (20) are connected with the control switch.