CN217000751U

CN217000751U - Assembly type crane for building

Info

Publication number: CN217000751U
Application number: CN202220762825.7U
Authority: CN
Inventors: 赵中云
Original assignee: Jiangxi Jianbang Prefabricated Building Co ltd
Current assignee: Jiangxi Jianbang Prefabricated Building Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-19
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a lifting frame for an assembly type building, which relates to the technical field of lifting frames and comprises a base, the outer wall of the bottom end of the base is provided with a hydraulic rod extending to the outer wall of the base, a rough plate is fixed at the bottom end of the hydraulic rod, the inner wall of the base is rotatably connected with a screw rod, the top end of the screw rod is in threaded connection with two groups of rotating blocks, the top ends of the two groups of rotating blocks are rotatably connected with a plurality of groups of lifting rods, and the top ends of the plurality of groups of lifting rods are rotatably connected with two groups of sliding blocks. When needing to go up and down, start the hydraulic stem and make its bottom mounting's coarse board and ground contact and make the universal wheel keep away from ground, the starter motor makes it drive the lead screw and rotates and drive the elevating platform and rise to reach the effect that improves crane stability.

Description

Assembly type crane for building

Technical Field

The utility model relates to the technical field of lifting frames, in particular to a lifting frame for an assembly type building.

Background

The lifting device is a lifting machine commonly used for the lifting frame for the prefabricated building, is quite common in daily life and processing production, is various in types, and is commonly provided with a shear type lifter, a chain type lifter, a hydraulic lifter and the like, wherein the shear type lifter is one of the commonly used lifters.

The poor and, the lift leads to the elevating platform stability relatively poor because the weight of going up and down is too big at the lift in-process to current elevating platform handrail leads to the staff at its top to appear certain degree danger because of the unity of height.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model aims to provide a lifting frame for an assembly type building, which aims to solve the technical problems that the existing lifting frame is poor in stability and the hand-held rod cannot adapt to people with different heights, so that certain dangers are generated.

In order to achieve the purpose, the utility model provides the following technical scheme: a lifting frame for an assembly type building comprises a base, wherein a hydraulic rod extending to the outer wall of the base is arranged on the outer wall of the bottom end of the base, a rough plate is fixed at the bottom end of the hydraulic rod, a lead screw is rotatably connected to the inner wall of the base, two sets of rotating blocks are in threaded connection with the top end of the lead screw, a plurality of sets of lifting rods are rotatably connected to the top ends of the two sets of rotating blocks, two sets of sliding blocks are rotatably connected to the top ends of the plurality of sets of lifting rods, sliding rods are slidably connected to the inner wall contact positions of the two sets of sliding blocks, a lifting platform is fixedly connected to the top end of the lifting platform, two sets of sleeves are fixedly connected to the top end of the lifting platform, a limiting plate is fixed to the inner wall on one side of each sleeve, a cross rotating rod is rotatably connected to the inner wall of each sleeve, an inserting rod is slidably connected to the contact position of the inner wall of each sleeve, a railing is rotatably connected to the top end of each inserting rod, and two groups of arc-shaped inserting blocks are fixed on the outer wall of the inserting rod.

Through adopting above-mentioned technical scheme, the instability that current crane exists has been solved, when needs go up and down, start the coarse board that the hydraulic stem made its bottom mounting and make the universal wheel keep away from ground, the starter motor, make it drive the lead screw and rotate and drive the elevating platform and rise, thereby reach the effect that improves crane stability, it can't adapt to not co-altitude personnel and produce certain danger to have solved current crane handrail pole, when needs carry out the regulation of co-altitude to the railing, rotate two sets of inserted bars, adjust to required height, it makes the arc inserted block that one end is fixed insert in the spacing hole to rotate the inserted bar, can carry out altitude mixture control to the railing.

The utility model is further arranged in such a way that a motor is arranged on one end of the inner wall of the base, which is close to the screw rod, the motor is fixedly connected with the screw rod, and opposite threads are arranged at the contact positions of the screw rod and the two groups of rotating blocks.

Through adopting above-mentioned technical scheme, the setting of accessible screw thread makes two sets of commentaries on classics pieces be close to each other.

The utility model is further provided that the plurality of groups of lifting rods are mutually staggered and rotatably connected.

Through adopting above-mentioned technical scheme, the accessible two sets of commentaries on classics pieces are close to each other and are driven the lifter rotation each other and drive the elevating platform and rise.

The utility model is further arranged in such a way that two groups of universal wheels are fixed at the bottom end of the base and are symmetrically arranged about the vertical central axis of the base.

Through adopting above-mentioned technical scheme, the setting up of universal wheel makes the crane remove more convenient.

The utility model is further arranged in such a way that the inner wall of the sleeve is provided with a torsion spring groove, a torsion spring is fixed between the cross rotating rod and the torsion spring groove, the inner wall of the sleeve is provided with a plurality of groups of limiting holes, and the plurality of groups of limiting holes are equidistantly distributed on the inner wall of the sleeve.

Through adopting above-mentioned technical scheme, the pivoted cross bull stick automatic re-setting that can make in the setting of torsional spring for arc inserted block and spacing hole looks block.

The utility model is further arranged that the two groups of arc-shaped inserting blocks are matched with the limiting holes.

Through adopting above-mentioned technical scheme, can make arc inserted block and spacing hole looks block.

In summary, the utility model mainly has the following beneficial effects:

1. according to the utility model, through the arrangement of the hydraulic rod, the rough plate, the rotating block, the lifting rod, the sliding block, the sliding rod and the lifting platform, the instability of the existing lifting platform is solved, when the lifting platform needs to be lifted, the hydraulic rod is started to enable the rough plate fixed at the bottom end of the hydraulic rod to be in contact with the ground and enable the universal wheels to be far away from the ground, and the motor is started to enable the hydraulic rod to drive the screw rod to rotate to drive the lifting platform to be lifted, so that the effect of improving the stability of the lifting platform is achieved;

2. the handrail height adjusting device comprises a handrail, a plurality of groups of insertion rods, a plurality of arc insertion blocks, a plurality of sleeves, insertion rods, a handrail, a screw rod, a cross rotating rod, a limiting plate, a limiting hole and the arc insertion blocks.

Drawings

FIG. 1 is a schematic view of the crane structure of the present invention;

FIG. 2 is a schematic view of a screw and a lifting rod according to the present invention;

FIG. 3 is a schematic view of the sleeve structure of the present invention;

fig. 4 is a schematic view of the structure of the insert rod of the present invention.

In the figure: 1. a base; 2. a hydraulic lever; 3. a rough plate; 4. a universal wheel; 5. rotating the block; 6. a lifting rod; 7. a slider; 8. a slide bar; 9. a lifting platform; 10. a sleeve; 11. inserting a rod; 12. a railing; 13. a screw rod; 14. a cross rotating rod; 15. a limiting plate; 16. a limiting hole; 17. an arc-shaped inserting block.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

An assembly type lifting frame for buildings is disclosed, as shown in figures 1-4, and comprises a base 1, a hydraulic rod 2 extending to the outer wall of the base 1 is arranged on the outer wall of the bottom end of the base 1, a rough plate 3 is fixed on the bottom end of the hydraulic rod 2, a screw rod 13 is rotatably connected on the inner wall of the base 1, two sets of rotating blocks 5 are in threaded connection with the top end of the screw rod 13, a plurality of sets of lifting rods 6 are rotatably connected on the top end of the two sets of rotating blocks 5, the plurality of sets of lifting rods 6 are mutually staggered and rotatably connected, the lifting rods 6 are mutually close to each other through the two sets of rotating blocks 5 to drive the lifting rods 6 to mutually rotate to drive a lifting platform 9 to rise, two sets of sliders 7 are rotatably connected on the top end of the plurality of lifting rods 6, a sliding rod 8 is slidably connected at the contact position of the inner wall of the two sets of sliders 7, the lifting platform 9 is fixedly connected on the top end of the lifting platform 9, a limiting plate 15 is fixed on the inner wall of one side of the sleeve 10, a cross rotating rod 14 is rotatably connected on the inner wall of the sleeve 10, an insert rod 11 is slidably connected to the inner wall of the sleeve 10 at the contact position of a cross rotating rod 14, a handrail 12 is rotatably connected to the top end of the insert rod 11, two sets of arc-shaped insert blocks 17 are fixed to the outer wall of the insert rod 11, when the elevator needs to be lifted, a hydraulic rod 2 is started to enable a rough plate 3 fixed at the bottom end of the hydraulic rod to be in contact with the ground, and a universal wheel 4 is enabled to be far away from the ground, a motor is started to enable the motor to drive a screw rod 13 to rotate around the contact position with a base 1, a rotating block 5 sleeved outside the screw rod 13 is driven to rotate around the contact position with the screw rod 13, and opposite threads are arranged at the contact positions of the screw rod 13 and the two sets of rotating blocks 5, so that the two sets of rotating blocks 5 are close to each other when the screw rod 13 is driven by the motor to rotate, the plurality of lifting rods 6 which are rotatably connected with each other are driven to rotate, the two sets of sliding blocks 7 rotatably connected at the top end of the sliding blocks slide on the outer wall of the sliding rod 8, and the two sets of sliding blocks 7 slide towards the vertical positions of the sliding rod 8, at the moment, the lifting rod 6 drives the sliding rod 8 to rise to drive the lifting platform 9 fixed at the top end of the lifting rod to rise, so that the effect of improving the stability of the lifting rack is achieved, when the railings 12 are required to be adjusted at different heights, the two groups of insertion rods 11 are rotated to enable the cross rotating rods 14 in contact with the insertion rods 11 to rotate to the contact positions of the sleeves 10, under the effect of the torsion springs, the arc-shaped insertion blocks 17 fixed at one ends of the insertion rods 11 are separated from the limiting holes 16, the sliding insertion rods 11 are in contact positions with the cross rotating rods 14 to drive the railings 12 to rise and fall to be adjusted to the required height, the arc-shaped insertion blocks 17 fixed at one ends of the insertion rods 11 are inserted into the limiting holes 16 of the corresponding heights, and the effect of adjusting the railings 12 at different heights can be achieved.

Referring to fig. 2, a motor is mounted on one end of the inner wall of the base 1 close to the screw rod 13, the motor is fixedly connected to the screw rod 13, opposite threads are disposed at positions where the screw rod 13 contacts with the two sets of rotating blocks 5, and the two sets of rotating blocks 5 can be close to each other through the threads.

Referring to fig. 1, two sets of universal wheels 4 are fixed at the bottom end of the base 1, and the two sets of universal wheels 4 are symmetrically arranged about the vertical central axis of the base 1, so that the lifting frame can move more conveniently due to the arrangement of the universal wheels 4.

Referring to fig. 3, a torsion spring groove is formed in an inner wall of the sleeve 10, a torsion spring is fixed between the cross rotating rod 14 and the torsion spring groove, a plurality of sets of limiting holes 16 are formed in the inner wall of the sleeve 10, the plurality of sets of limiting holes 16 are equidistantly distributed in the inner wall of the sleeve 10, the two sets of arc-shaped insertion blocks 17 are matched with the limiting holes 16, and the torsion spring is arranged to enable the rotating cross rotating rod 14 to automatically reset, so that the arc-shaped insertion blocks 17 are engaged with the limiting holes 16.

The working principle of the utility model is as follows: when the elevator needs to be lifted, the hydraulic rod 2 is started to enable the rough plate 3 fixed at the bottom end of the hydraulic rod to be in contact with the ground, the universal wheel 4 is enabled to be far away from the ground, the motor is started to enable the hydraulic rod to drive the screw rod 13 to rotate around the position in contact with the base 1, the rotating block 5 sleeved outside the screw rod 13 is driven to rotate around the position in contact with the screw rod 13, as opposite threads are arranged at the positions in contact with the two rotating blocks 5, the two rotating blocks 5 are enabled to be close to each other when the motor drives the screw rod 13 to rotate forwards, the plurality of groups of lifting rods 6 which are mutually and rotatably connected are driven to rotate, the two groups of sliding blocks 7 which are rotatably connected at the top ends of the lifting rods 7 are driven to slide on the outer wall of the sliding rods 8, and the two groups of sliding blocks 7 slide towards the vertical central axis position of the sliding rods 8, at the moment, the lifting rods 6 drive the sliding rods 8 to lift the lifting platform 9 fixed at the top ends of the lifting rods to lift, and further achieve the effect of improving the stability of the lifting rack, when the railings 12 need to be adjusted at different heights, the cross rotating rods 14, which are in contact with the inserting rods 11, of the two groups of inserting rods 11 are rotated to the contact positions of the sleeves 10, under the action of the torsion springs, the arc-shaped inserting blocks 17, which are fixed at one ends of the inserting rods 11, are separated from the limiting holes 16, the railings 12 are driven to ascend and descend by sliding the inserting rods 11 at the contact positions of the cross rotating rods 14, the railings 12 are adjusted to the required height, the arc-shaped inserting blocks 17, which are fixed at one ends of the inserting rods 11, are inserted into the limiting holes 16, which correspond to the height, and the effect of adjusting the railings 12 at different heights can be achieved.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. The utility model provides a crane for assembly type building, includes base (1), its characterized in that: the hydraulic lifting device is characterized in that a hydraulic rod (2) extending to the outer wall of the base (1) is arranged on the outer wall of the bottom end of the base (1), a rough plate (3) is fixed at the bottom end of the hydraulic rod (2), a lead screw (13) is rotatably connected to the inner wall of the base (1), two rotating blocks (5) are in threaded connection with the top end of the lead screw (13), a plurality of groups of lifting rods (6) are rotatably connected to the top end of the two rotating blocks (5), two groups of sliding blocks (7) are rotatably connected to the top end of the lifting rods (6), a sliding rod (8) is slidably connected to the inner wall contact position of the two groups of sliding blocks (7), a lifting platform (9) is fixedly connected to the top end of the lifting platform (9), two groups of sleeves (10) are fixed to the top end of the lifting platform (9), a limiting plate (15) is fixed to the inner wall of one side of each sleeve (10), and a cross rotating rod (14) is rotatably connected to the inner wall of each sleeve (10), the contact position department sliding connection that the inner wall of sleeve (10) is located cross bull stick (14) has inserted bar (11), the top of inserted bar (11) is rotated and is connected with railing (12), the outer wall of inserted bar (11) is fixed with two sets of arc inserted blocks (17).

2. A erector for use in assembly construction as claimed in claim 1, wherein: the motor is installed near lead screw (13) one end to the inner wall of base (1), and fixed connection between motor and lead screw (13), lead screw (13) and two sets of commentaries on classics piece (5) contact position departments are equipped with opposite screw thread.

3. A erector for use in assembly construction as claimed in claim 1, wherein: the multiple groups of lifting rods (6) are mutually connected in a staggered and rotating way.

4. A erector for use in assembly construction as claimed in claim 1, wherein: two groups of universal wheels (4) are fixed at the bottom end of the base (1), and the two groups of universal wheels (4) are symmetrically arranged around the vertical central axis of the base (1).

5. A erector for use in assembly construction as claimed in claim 1, wherein: torsion spring groove has been seted up to sleeve (10) inner wall, and is fixed with the torsional spring between cross bull stick (14) and the torsion spring groove, multiunit spacing hole (16) have been seted up to the inner wall of sleeve (10), multiunit spacing hole (16) equidistance distributes in the inner wall of sleeve (10).

6. A erector for use in assembly construction as claimed in claim 1, wherein: the two groups of arc-shaped inserting blocks (17) are matched with the limiting holes (16).