CN214695721U

CN214695721U - Rotatable tower machine chassis

Info

Publication number: CN214695721U
Application number: CN202120089429.8U
Authority: CN
Inventors: 滕博; 汤宏忠; 韩玲燕
Original assignee: Guizhou Pangyuan Machinery Engineering Co ltd
Current assignee: Guizhou Pangyuan Machinery Engineering Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-11-12
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses a rotatable tower crane underframe, which comprises a stabilizing base, wherein the stabilizing base comprises a fixed connecting block, a spring column, a connecting groove and a fixed base, the connecting groove is arranged on the lower end surface of the fixed connecting block, the spring column is elastically connected inside the connecting groove, the fixed base is sleeved inside the connecting groove, the upper end surface of the stable base is fixedly connected with a tower crane underframe, the tower crane underframe comprises a fixed beam, a connecting plate, a rotating shaft, a rotating connecting block, a movable beam, a screw hole, a supporting chute, a rotating slide block and a rotating chute, the connecting plate is fixedly connected with the upper end surface of the fixed beam, the rotary connecting block is fixedly connected with the side end surface of the fixed beam, the axis of rotation rotates to be connected inside rotating the connecting block, it deviates from fixed beam one side to rotate the spout and offer at rotating the connecting block, the walking beam rotates to be connected and deviates from a fixed beam side end face at rotating the connecting block. The utility model discloses fixed firm to the tower machine, and the chassis is disassembled convenient easy transportation.

Description

Rotatable tower machine chassis

Technical Field

The utility model relates to a tower machine equipment technical field specifically is a rotatable formula tower machine chassis.

Background

The tower crane is an important device for construction and hoisting operation in the construction industry, and vertical transportation of most building materials is completed by the tower crane. In order to ensure the normal operation of the tower crane, the tower crane must be installed on a ground foundation.

The existing tower crane has the problems that the tower crane is fixed by the aid of the cross beam, when a tower crane foundation is settled, the cross beam is prone to tilting, so that the tower crane has a risk of dumping, and construction progress is affected; meanwhile, the existing tower crane underframe is large in size and inconvenient to transport when used in a replacement site; and the existing tower crane underframe is not easy to be disassembled because the main body is mostly a cross beam.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotatable formula tower machine chassis to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rotatable tower crane underframe comprises a stabilizing base, wherein the stabilizing base comprises a fixed connecting block, a spring column, a connecting groove and a fixed base, the connecting groove is formed in the lower end face of the fixed connecting block, the spring column is elastically connected inside the connecting groove, the fixed base is sleeved inside the connecting groove, the upper end face of the stabilizing base is fixedly connected with the tower crane underframe, the tower crane underframe comprises a fixed beam, a connecting plate, a rotating shaft, a rotating connecting block, a movable beam, a screw hole, a supporting chute, a rotating sliding block and a rotating chute, the connecting plate is fixedly connected to the upper end face of the fixed beam, the rotating connecting block is fixedly connected to the side end face of the fixed beam, the rotating shaft is rotatably connected inside the rotating connecting block, the rotating chute is formed in one side, away from the fixed beam, of the rotating connecting block, the side end face of the movable beam is rotatably connected to the side, away from the fixed beam, of the rotating connecting block, the utility model discloses a tower machine, including bearing plate, fixed bolt, fixed nut, movable beam, supporting chute, screw, rotating slider fixed connection, the inside fixedly connected with backup pad of tower machine chassis, the backup pad includes backup pad plate body, supporting shoe, fixing bolt and fixation nut, the supporting shoe is two sets of fixed connection respectively at backup pad plate body both ends altogether, fixing bolt fixed connection is at the preceding terminal surface of backup pad plate body one end supporting shoe, the side end face of fixation nut embedding at backup pad plate body other end supporting shoe is seted up in the both sides that the movable beam is adjacent with the fixed beam, the screw is seted up inside supporting chute, rotate slider fixed connection at the movable beam and rotate the adjacent side end face of connecting block, the inside fixedly connected with backup pad of tower machine chassis, the backup pad includes backup pad plate body, fixing bolt and fixation nut, the supporting shoe is totally.

Preferably, four groups of the stabilizing bases are provided, the upper part of the fixing base is in a shape of a trapezoid, the upper part of the fixing base is in a size matched with the connecting groove, one end of the spring column is elastically connected with the bottom of the connecting groove, and the other end of the spring column is fixedly connected with the upper end face of the fixing base.

Preferably, the rotating connecting blocks and the movable beams are respectively arranged in two groups, and the rotating connecting blocks and the movable beams are symmetrically arranged on two sides of the side end face of the fixed beam.

Preferably, the supporting sliding grooves are formed in two sides of the side end face of the fixed beam, screw holes are formed in the supporting sliding grooves in the side end face of the fixed beam, and the screw holes penetrate through the side end faces of the fixed beam and the movable beam.

Preferably, the movable beam is rotatably connected to the side end face of the rotating connecting block through a rotating sliding block and a rotating sliding groove, the size of the rotating sliding block is matched with that of the rotating sliding groove, and the sliding block and the rotating sliding groove are rotatably connected through a rotating shaft.

Preferably, the connecting plates are four groups and are respectively and fixedly connected to the upper end faces of the fixed beam and the movable beam, and at least one group of fixing nuts is arranged on the upper end face of the connecting plate.

Preferably, the supporting plates are four groups in total, the supporting plates are fixedly connected between the adjacent sides of the fixed beam and the movable beam, the size of each supporting slide block is matched with that of each supporting slide groove, and the fixed bolts are fixedly connected with the supporting slide blocks inside the supporting slide grooves on two sides of the side end face of the fixed beam or the movable beam through screw holes.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a terminal surface fixed connection stabilizing base under tower machine chassis, make the tower machine chassis pass through stabilizing base and fix on tower machine basis, set up the spread groove inside stabilizing base, the fixed base cup joints inside the spread groove, through spring post elastic connection between spread groove and fixed base, make when the fixed tower machine frame of tower machine chassis up end, the fixed base is impressed inside the spread groove, the spring post can assist when the basis part is regional inhomogeneous the holistic balance of regulation tower machine chassis and let the tower machine chassis keep the level all the time, thereby solved current tower machine chassis and be the fixed tower machine of cross beam, cross beam easily takes place the slope and leads to the tower machine to have the risk of empting when the tower machine basis subsides, lead to influencing the problem of construction process.

2. The utility model discloses an at fixed beam side end face fixed connection rotation connecting block, it offers the rotation spout to deviate from fixed beam one side end face at the rotation connecting block, rotate at tower machine chassis side end face simultaneously and connect the walking beam, at walking beam and the adjacent one side fixed connection rotation slider of rotation connecting block, the walking beam changes the connection through rotating the slider and rotating the spout with rotating the connecting block, and the axis of rotation runs through and rotates slider and rotation spout, make the walking beam use the axis of rotation to rotate in fixed beam one side as the axle, thereby original cross beam can be accomodate, thereby solved current tower machine chassis volume greatly when changing the place and using, the inconvenient problem of transportation.

3. The utility model is characterized in that the two ends of the support plate body are respectively fixedly connected with the support sliding blocks, the side end faces of the fixed beam and the movable beam are provided with the support sliding grooves, the support sliding blocks are matched with the support sliding grooves in size, so that the supporting plate slides in the tower crane underframe through the supporting slide block to support the tower crane underframe, meanwhile, the side end faces of the supporting slide blocks at the two ends of the supporting plate body are respectively fixedly connected with a group of fixing bolts or embedded into a group of fixing nuts, and the fixing bolts are matched with the fixing nuts, when the supporting plate supports the tower crane underframe, the fixing bolt is fixedly connected with the fixing nut of the other group of supporting slide blocks through the screw hole, so that the supporting plate and the tower crane underframe are fixed and disassembled through the fixing bolt and the fixing nut, thereby convenient to detach again when the device main part is firm has solved current tower machine chassis and has leaded to the chassis to dismantle the inconvenient problem of disintegration because of the main part is mostly the cross beam.

Drawings

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

FIG. 2 is a schematic view of the structure of the stabilizing base of the present invention;

FIG. 3 is a schematic view of the tower crane underframe structure of the present invention;

FIG. 4 is a schematic view of a tower crane underframe retraction structure of the present invention;

fig. 5 is a schematic view of the supporting plate structure of the present invention.

In the figure: 1-tower crane underframe, 2-supporting plate, 3-stabilizing base, 4-fixed connecting block, 5-spring column, 6-connecting groove, 7-fixed base, 8-fixed beam, 9-connecting plate, 10-rotating shaft, 11-rotating connecting block, 12-movable beam, 13-screw hole, 14-supporting sliding groove, 15-rotating sliding block, 16-rotating sliding groove, 17-supporting plate body, 18-supporting sliding block, 19-fixing bolt and 20-fixing nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a rotatable tower crane underframe comprises a stabilizing base 3, the stabilizing base 3 comprises a fixed connecting block 4, a spring column 5, a connecting groove 6 and a fixed base 7, the connecting groove 6 is arranged on the lower end face of the fixed connecting block 4, the spring column 5 is elastically connected inside the connecting groove 6, the fixed base 7 is sleeved inside the connecting groove 6, the upper end face of the stabilizing base 3 is fixedly connected with a tower crane underframe 1, the tower crane underframe 1 comprises a fixed beam 8, a connecting plate 9, a rotating shaft 10, a rotating connecting block 11, a movable beam 12, a screw hole 13, a supporting chute 14, a rotating slider 15 and a rotating chute 16, the connecting plate 9 is fixedly connected on the upper end face of the fixed beam 8, the rotating connecting block 11 is fixedly connected on the side end face of the fixed beam 8, the rotating shaft 10 is rotatably connected inside the rotating connecting block 11, the rotating chute 16 is arranged on the side of the rotating connecting block 11 departing from the fixed beam 8, the movable beam 12 is rotatably connected on the side end face of the rotating connecting block 11 departing from the fixed beam 8, support spout 14 and offer in the adjacent both sides of walking beam 12 and fixed beam 8, screw 13 is offered inside supporting spout 14, it connects at walking beam 12 and the adjacent one side end face of rotation connecting block 11 to rotate slider 15 fixed connection, the inside fixedly connected with backup pad 2 of tower machine chassis 1, backup pad 2 includes backup pad plate body 17, supporting slide 18, fixing bolt 19 and fixation nut 20, supporting slide 18 is totally two sets of fixed connection respectively in backup pad plate body 17 both ends, fixing bolt 19 fixed connection is at the preceding terminal surface of backup pad plate body 17 one end supporting slide 18, fixation nut 20 imbeds at the side end face of backup pad plate body 17 other end supporting slide 18.

Four groups of stabilizing bases 3, the upper part of a fixed base 7 is square, the lower part of the fixed base is trapezoid, the size of the upper part of the fixed base 7 is matched with a connecting groove 6, one end of a spring column 5 is elastically connected with the bottom of the connecting groove 6, the other end of the spring column is fixedly connected with the upper end face of the fixed base 7, two groups of rotating connecting blocks 11 and two groups of movable beams 12 are respectively arranged, the rotating connecting blocks 11 and the movable beams 12 are symmetrically arranged on two sides of the end face of the side of a fixed beam 8, two sides of the end face of the side of the fixed beam 8 are respectively provided with a supporting sliding groove 14, the inside of the supporting sliding groove 14 on the end face of the side of the fixed beam 8 is provided with a screw hole 13, the screw holes 13 penetrate through the side end faces of the fixed beam 8 and the movable beams 12, the movable beams 12 are rotatably connected on the end face of the rotating connecting blocks 11 through a rotating sliding block 15 and a rotating sliding groove 16, the size of the rotating sliding block 15 is matched with the rotating sliding groove 16, the rotating sliding block 15 is rotatably connected with the rotating sliding groove 16 through a rotating shaft 10, four groups of connecting plates 9 are respectively fixedly connected on the upper end faces of the fixed beam 8 and the movable beams 12, at least one set of fixing nuts is arranged on the upper end face of the connecting plate 9, the supporting plates 2 are four sets in total and are fixedly connected between the adjacent sides of the fixed beam 8 and the movable beam 12, the size of each supporting slide block 18 is matched with that of each supporting slide groove 14, and the fixing bolts 19 are fixedly connected with the supporting slide blocks 18 inside the supporting slide grooves 14 on two sides of the side end face of the fixed beam 8 or the movable beam 12 through screw holes 13.

The working principle is as follows: when the tower crane underframe is used, the movable beam 12 is rotated to be perpendicular to the fixed beam 8, then the support sliding blocks 18 at the two ends of the four groups of support plates 2 are continuously and respectively slid into the support sliding grooves 14 at one side of the fixed beam 8 adjacent to the movable beam 12, then the support sliding blocks penetrate through the screw holes 13 through the fixing bolts 19 and are fixedly connected with the fixing nuts 20 at the side end faces of the support sliding blocks 18 at the other side, then the device is fixed on a tower crane foundation, and finally the tower crane underframe is fixed on the upper end face of the device through the connecting plate 9 to complete the assembly of the tower crane.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotatable formula tower machine chassis, includes stabilizing base (3), its characterized in that: the stabilizing base (3) comprises a fixed connecting block (4), a spring column (5), a connecting groove (6) and a fixed base (7), the connecting groove (6) is arranged on the lower end face of the fixed connecting block (4), the spring column (5) is elastically connected inside the connecting groove (6), the fixed base (7) is sleeved inside the connecting groove (6), the upper end face of the stabilizing base (3) is fixedly connected with a tower crane underframe (1), the tower crane underframe (1) comprises a fixed beam (8), a connecting plate (9), a rotating shaft (10), a rotating connecting block (11), a movable beam (12), a screw hole (13), a supporting sliding groove (14), a rotating sliding block (15) and a rotating sliding groove (16), the connecting plate (9) is fixedly connected on the upper end face of the fixed beam (8), and the rotating connecting block (11) is fixedly connected on the side end face of the fixed beam (8), the rotating shaft (10) is rotatably connected inside the rotating connecting block (11), the rotating sliding groove (16) is arranged on one side of the rotating connecting block (11) deviating from the fixed beam (8), the movable beam (12) is rotatably connected on one side end face of the rotating connecting block (11) deviating from the fixed beam (8), the supporting sliding groove (14) is arranged on two sides of the movable beam (12) adjacent to the fixed beam (8), the screw hole (13) is arranged inside the supporting sliding groove (14), the rotating sliding block (15) is fixedly connected on one side end face of the movable beam (12) adjacent to the rotating connecting block (11), the tower crane chassis (1) is internally and fixedly connected with the supporting plate (2), the supporting plate (2) comprises a supporting plate body (17), a supporting sliding block (18), a fixing bolt (19) and a fixing nut (20), the supporting sliding blocks (18) are fixedly connected at two ends of the supporting plate body (17) respectively, the fixing bolt (19) is fixedly connected to the front end face of the supporting slide block (18) at one end of the supporting plate body (17), and the fixing nut (20) is embedded into the side end face of the supporting slide block (18) at the other end of the supporting plate body (17).

2. The rotatable tower crane underframe of claim 1, wherein: four groups altogether of stabilizing base (3), unable adjustment base (7) upper portion is trapezoidal for square lower part, unable adjustment base (7) upper portion size and spread groove (6) adaptation, spring post (5) one end and spread groove (6) bottom elastic connection, the other end and unable adjustment base (7) up end fixed connection.

3. The rotatable tower crane underframe of claim 1, wherein: the movable beam type connecting device is characterized in that the rotary connecting blocks (11) and the movable beams (12) are respectively arranged in two groups, and the rotary connecting blocks (11) and the movable beams (12) are symmetrically arranged on two sides of the side end face of the fixed beam (8).

4. The rotatable tower crane underframe of claim 1, wherein: support sliding grooves (14) are formed in two sides of the side end face of the fixed beam (8), screw holes (13) are formed in the support sliding grooves (14) of the side end face of the fixed beam (8), and the screw holes (13) penetrate through the side end faces of the fixed beam (8) and the movable beam (12).

5. The rotatable tower crane underframe of claim 1, wherein: the movable beam (12) is rotatably connected to the side end face of the rotating connecting block (11) through a rotating sliding block (15) and a rotating sliding groove (16), the rotating sliding block (15) is matched with the rotating sliding groove (16) in size, and the sliding block (15) and the rotating sliding groove (16) are rotatably connected through a rotating shaft (10).

6. The rotatable tower crane underframe of claim 1, wherein: the four groups of connecting plates (9) are respectively fixedly connected to the upper end surfaces of the fixed beam (8) and the movable beam (12), and at least one group of fixing nuts are arranged on the upper end surface of each connecting plate (9).

7. The rotatable tower crane underframe of claim 1, wherein: the supporting plates (2) are four groups in total, the supporting plates are fixedly connected between one side of the fixed beam (8) adjacent to the movable beam (12), the supporting sliding blocks (18) are matched with the supporting sliding grooves (14), and the fixing bolts (19) are fixedly connected with the supporting sliding blocks (18) inside the sliding grooves (14) through screw holes (13) on two sides of the side end face of the fixed beam (8) or the movable beam (12).