CN216038348U

CN216038348U - Lifting frame

Info

Publication number: CN216038348U
Application number: CN202122522818.8U
Authority: CN
Inventors: 张宁; 何永炜; 聂艳涛; 李雪; 张永佳
Original assignee: Tangshan Dunshi Construction Engineering LLC
Current assignee: Tangshan Dunshi Construction Engineering LLC
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-03-15
Anticipated expiration: 2031-10-20

Abstract

The utility model belongs to the technical field of hoisting equipment, and discloses a hoisting frame which comprises two supporting mechanisms, two hoisting mechanisms, a transverse reinforcing member and rollers, wherein the two supporting mechanisms are arranged at intervals; the hanging mechanism comprises a cross beam and a hanging piece, the cross beam is connected with the two base plates, an inclined pull rod is adjustably arranged between the cross beam and the support frame, and the hanging piece is arranged on the cross beam; each support frame is provided with at least one transverse reinforcing member, and two ends of each transverse reinforcing member are respectively connected with the two inclined support members; the roller is arranged at the bottom of the support frame. The lifting frame is convenient for constructors to operate, lifts materials to different height positions away from the ground, has high structural strength, convenient operation and long service life, and obviously improves the operation efficiency.

Description

Lifting frame

Technical Field

The utility model relates to the technical field of hoisting equipment, in particular to a hoisting frame.

Background

In the electrical installation construction, the installation of an electrical cabinet in the electrical room construction is an important part of the electrical installation construction. At present, due to the design of an electric room and the requirements of various factors, most electric rooms are not provided with cable ducts and are changed into static floors, so that the foundation of a cabinet base of the electric room is increased, the difficulty is brought to the construction of a complete set of cabinets, and the potential safety hazard in the construction process is increased. Among the prior art, generally adopt to make in advance with the equal high support of electric room dish cabinet base basis, then put the regulator cubicle on the support, the regulator cubicle is underlying to roll the thick stick or transport the relevant position through the manpower, and the essence is looked for one by one again, waits to demolish the support after the construction, and this not only consumes the manpower, and the operating efficiency is low, and support structural strength is little, can not use repeatedly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lifting frame which is high in structural strength, convenient to operate, long in service life and capable of remarkably improving the operation efficiency.

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

a lifting frame comprising:

the two supporting mechanisms are arranged at intervals, each supporting mechanism comprises a supporting frame, a base plate and two inclined supporting pieces arranged at included angles, the two inclined supporting pieces are respectively connected to two sides of the supporting frame, and the base plate is arranged at the top of the supporting frame;

the hanging mechanism comprises a cross beam and a hanging piece, the cross beam is connected with the two base plates, an inclined pull rod is adjustably arranged between the cross beam and the support frame, and the hanging piece is arranged on the cross beam;

each support frame is provided with at least one transverse reinforcing member, and two ends of each transverse reinforcing member are respectively connected with the two inclined supporting members;

the roller is arranged at the bottom of the support frame.

Preferably, the diagonal draw bar is a telescopic rod and comprises an outer bar and an inner bar penetrating through the outer bar, fixing holes are formed in the outer bar and the inner bar respectively, and the outer bar and the inner bar are fixed through fasteners penetrating through the fixing holes.

Preferably, the support frame comprises a base and a stand column arranged on the base, the base plate is arranged on the stand column, one end of the diagonal draw bar is hinged to the cross beam, and the other end of the diagonal draw bar is detachably connected to the stand column.

Preferably, the upright post is provided with a plurality of threaded holes at intervals along the axial direction thereof, and the other end of the diagonal member is penetrated with a bolt which is screwed in the threaded holes.

Preferably, each of the supporting frames is provided with a plurality of the transverse reinforcing members, and the plurality of the transverse reinforcing members are arranged at intervals along the axial direction of the upright column.

Preferably, the number of the diagonal draw bars is two, and the two diagonal draw bars are symmetrically arranged by taking the hanging piece as a center.

Preferably, the hanger includes a hook portion and welding portions connected to both ends of the hook portion, and the welding portions are welded to the cross beam.

Preferably, a transition portion is arranged between the hooking portion and the welding portion, and the transition portion is of an arc-shaped structure with a bending direction facing the cross beam.

Preferably, hang on the hanger and be equipped with lifting unit, lifting unit includes the fixed pulley, leads chain and lifting hook, the fixed pulley is hung and is located on the hanger, lead chain one end and twine in the output of driving piece, the other end is walked around the fixed pulley, connect in the lifting hook.

Preferably, the roller is connected to the support frame through a mounting bracket.

The utility model has the beneficial effects that:

according to the lifting frame, the two supporting mechanisms arranged at intervals support the hanging mechanism used for hanging the heavy object, so that the material is lifted to different height positions away from the ground, the lifting frame is moved to the operation position by the rollers, the operation is simple, and the manpower consumption is reduced. The top of the support frame is provided with the base plate to enhance the connection strength and stability between the cross beam and the support frame, and the support frame is reinforced and supported by two inclined support members arranged at an included angle to prevent the support frame from inclining so as to keep balance when the support frame lifts materials; still make the support frame provide oblique holding power to the crossbeam through the diagonal member of adjustable setting to and connect two bearing diagonal pieces of support frame both sides through horizontal reinforcement, strengthen the structural strength of support frame. The lifting frame has the advantages of high structural strength, convenience in operation, long service life and capability of obviously improving the operation efficiency.

Drawings

Fig. 1 is a first schematic structural diagram of a lifting frame according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a lifting frame according to a first embodiment of the present invention;

FIG. 3 is a schematic view of a part of the structure of a lifting frame according to an embodiment of the present invention;

fig. 4 is a partial structural schematic view of a lifting frame provided in the second embodiment of the present invention.

In the figure:

1-a support mechanism; 11-a support frame; 111-a base; 112-upright post; 1121-threaded holes; 12-a backing plate; 13-a diagonal bracing;

2-a hanging mechanism; 21-a cross beam; 211-hinged support; 22-a hanger; 221-a hook portion; 222-a weld; 223-a transition; 23-diagonal draw bars; 231-an outer rod; 232-inner rod; 233-fixing holes; 24-a lifting assembly; 241-fixed pulley; 242-guide chain; 243-hook; 25-a drive member;

3-transverse reinforcement;

4-a roller; 41-mounting frame.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar parts throughout or parts having the same or similar functions. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediary, a connection between two elements, or an interaction between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature being in contact not directly but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

Example one

As shown in fig. 1 and 2, the present invention provides a lifting frame, which comprises two support mechanisms 1, two hanging mechanisms 2, a transverse reinforcement 3 and rollers 4, wherein the two support mechanisms 1 are arranged at intervals, each support mechanism 1 comprises a support frame 11, a backing plate 12 and two inclined support members 13 arranged at an included angle, the two inclined support members 13 are respectively connected to two sides of the support frame 11, and the backing plate 12 is arranged at the top of the support frame 11; the hanging mechanism 2 comprises a cross beam 21 and hanging pieces 22, the cross beam 21 is connected with the two base plates 12, an inclined pull rod 23 is adjustably arranged between the cross beam 21 and the support frame 11, and the hanging pieces 22 are arranged on the cross beam 21; each support frame 11 is provided with at least one transverse reinforcing member 3, and two ends of each transverse reinforcing member 3 are respectively connected with two inclined support members 13; the roller 4 is arranged at the bottom of the support frame 11.

According to the lifting frame, the two supporting mechanisms 1 arranged at intervals support the hanging mechanism 2 used for hanging heavy objects, so that materials are lifted to different height positions away from the ground, the lifting frame is moved to an operation position by the rollers 4, the operation is simple, and the labor consumption is reduced. The top of the support frame 11 is provided with the backing plate 12 to enhance the connection strength and stability between the cross beam 21 and the support frame 11, and the two inclined support members 13 arranged at an included angle are utilized to reinforce and support the support frame 11, so that the support frame 11 is prevented from inclining, and the support frame 11 is kept balanced when materials are lifted by the support frame 11; but also make the support frame 11 provide oblique holding power to the crossbeam 21 through the diagonal draw bar 23 of adjustable setting to and connect two inclined support 13 of support frame 11 both sides through horizontal reinforcement 3, strengthen the structural strength of support frame 11. The lifting frame has the advantages of high structural strength, convenience in operation, long service life and capability of obviously improving the operation efficiency.

Referring to fig. 1 and 2, the diagonal member 23 is a telescopic member, and includes an outer rod 231 and an inner rod 232 inserted into the outer rod 231, fixing holes 233 are respectively formed in the outer rod 231 and the inner rod 232, and the outer rod 231 and the inner rod 232 are fixed by fasteners inserted into the fixing holes 233. Through setting up to one side pull rod 23 to be telescopic rod and be convenient for adjust the length of pull rod 23 to one side according to the weight of the material of lifting by crane to adjust the position of pull rod 23 to one side, easy operation is convenient, and is favorable to promoting the support effect of support frame 11 to crossbeam 21.

Referring to fig. 1 and 2, the support frame 11 includes a base 111 and a column 112 disposed on the base 111, the pad 12 is disposed on the column 112, one end of the diagonal member 23 is hinged to the cross member 21, and the other end is detachably connected to the column 112. Specifically, a hinged support 211 is arranged on the cross beam 21, one end of an inner rod 232 of the diagonal draw bar 23 is hinged to the hinged support 211 on the cross beam 21, the other end of the inner rod 232 is connected to an outer rod 231, and one end of the outer rod 231, which is far away from the inner rod 232, is detachably connected to the upright 112. When the position that diagonal member 23 supported needs to be adjusted, only need to demolish between outer pole 231 and the stand 112, then rotate around interior pole 232 and crossbeam 21's hinged end and rotate diagonal member 23 to adjust the length of diagonal member 23 through interior pole 232 and outer pole 231 mutual flexible, with according to the weight of the material of actually lifting by crane, rotate diagonal member 23 to have suitable contained angle position with crossbeam 21 and stand 112, be connected outer pole 231 and stand 112 again can. The above structure arrangement realizes the adjustment of the included angle between the diagonal draw bar 23 and the cross beam 21 and the upright post 112, thereby improving the stability of the support frame 11 within a certain bearing range.

Referring to fig. 1 and 2, the vertical column 112 is provided with a plurality of threaded holes 1121 at intervals along the axial direction thereof, a bolt is inserted into the other end of the diagonal draw bar 23, that is, a bolt is inserted into one end of the outer rod 231 of the diagonal draw bar 23 away from the inner rod 232, the bolt is screwed into the threaded hole 1121, one end of the bolt, which penetrates out of the threaded hole 1121, is then provided with a nut to screw the bolt tightly, so that the outer rod 231 is locked with the vertical column 112, and the diagonal draw bar 23, the cross beam 21 and the vertical column 112 form a stable triangular support structure.

Optionally, the column 112 may be made of channel steel, so that the strength is high, local materials are convenient to obtain, and the threaded hole 1121 is also convenient to open.

Referring to fig. 1 and 2, the two diagonal draw bars 23 are provided, the two diagonal draw bars 23 are symmetrically arranged with the hanger 22 as a center, and the beam 21 is subjected to a balanced supporting force by the two diagonal draw bars 23 arranged symmetrically, so as to prevent the support frame 11 from toppling.

Optionally, angle steel or steel plate can be selected as the diagonal bracing piece 13 and the transverse reinforcement 3, and the transverse reinforcement 3 is welded with the upright 112 and the diagonal bracing piece 13, and is low in cost and high in structural strength.

Referring to fig. 2, the hanger 22 includes a hook portion 221 and welding portions 222 connected to two ends of the hook portion 221, the welding portions 222 are welded to the cross beam 21 and extend along the axial direction of the cross beam 21, and the welding portions 222 are welded to the cross beam 21 through the welding portions 222 arranged on two sides of the hook portion 221, so that the connection strength between the hanger 22 and the cross beam 21 is ensured, and the lifting frame meets the weight requirement of the lifted material.

Referring to fig. 2, a transition portion 223 is disposed between the hooking portion 221 and the welding portion 222, the transition portion 223 is an arc-shaped structure with a bending direction facing the beam 21, and a connection portion between the transition portion 223 and the hooking portion 221 and the welding portion 222 is provided with a chamfer so as to uniformly transmit the force received by the hooking portion 221 to the welding portion 222 and the beam 21, and the force received by the hanger 22 is more uniform, so as to avoid concentrated stress.

Optionally, the hanger 22 can be formed by bending steel bars, the forming process is simple, the cost is low, the steel bars with corresponding diameters are selected according to the bearing capacity of the lifting frame, and the safety of the lifting operation is guaranteed.

Optionally, the cross beam 21 is an H-shaped steel, the flange plate of the cross beam 21 is fixed on the backing plate 12, the backing plate 12 can be made of a steel plate, and the backing plate 12 is welded to the cross beam 21 and the upright 112.

Referring to fig. 1 and 2, a lifting assembly 24 is hung on the hanger 22, the lifting assembly 24 includes a fixed pulley 241, a guide chain 242 and a hook 243, the fixed pulley 241 is hung on the hanger 22, one end of the guide chain 242 is wound around the output end of the driving element 25, and the other end of the guide chain 242 is wound around the fixed pulley 241 and connected to the hook 243. Through hanging the material on lifting hook 243, can be through regard as driving piece 25 with manpower or electronic lifting means, pull chain 243, promote the material to different operation heights, easy operation, high efficiency and laborsaving.

Optionally, the driving member 25 may be a winch, which is beneficial to hoisting materials with excessive weight and saves manpower.

Referring to fig. 3, each support frame 11 is provided with a transverse reinforcement 3, and two inclined support members 13 at two sides of the support frame 11 are connected through the transverse reinforcement 3, so that the structural strength of the support frame 11 is enhanced.

Referring to fig. 1 and 2, the roller 4 is connected to the support frame 11 through a mounting frame 41, the mounting frame 41 includes a top plate and connecting plates arranged on two sides of the top plate, the top plate is welded to the bottom of the support frame 11, and the connecting plates are connected to the roller 4 to ensure firm connection between the roller 4 and the support frame 11.

Optionally, the roller 4 is a universal wheel, so that the constructor can push the lifting frame to move to the operation position in different directions. Alternatively, the diameter of the roller 4 can be 70 mm, so as to ensure the bearing strength.

When the lifting frame in the embodiment is used, the lifting frame is firstly pushed to a stable operation position, then the material is hung to an operation installation height by the hanging mechanism 2, if the electrical cabinet is hung on the lifting hook 243, the winch retracting guide chain 242 is opened to lift the electrical cabinet so as to wait for an operator to install the electrical cabinet. The lifting frame in the embodiment can be repeatedly used for hanging and lifting materials one by one, the operation is simple, the time and the labor are saved, and the construction operation efficiency is improved.

Example two

The second embodiment discloses a lifting frame, which has a structure basically the same as that of the first embodiment, and comprises a supporting mechanism 1, a hanging mechanism 2, a transverse reinforcing member 3 and a roller 4. The difference between the present embodiment and the first embodiment is: referring to fig. 4, a plurality of transverse reinforcements 3 are disposed on each support frame 11, the plurality of transverse reinforcements 3 are spaced along the axial direction of the upright 112, and the plurality of transverse reinforcements 3 increase the bearing capacity of the support frame 11, so as to improve the stability of the support frame 11.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A lifting frame, comprising:

the supporting device comprises two supporting mechanisms (1), wherein the two supporting mechanisms (1) are arranged at intervals, each supporting mechanism (1) comprises a supporting frame (11), a base plate (12) and two inclined supporting pieces (13) arranged at an included angle, the two inclined supporting pieces (13) are respectively connected to two sides of the supporting frame (11), and the base plate (12) is arranged at the top of the supporting frame (11);

the hanging mechanism (2) comprises a cross beam (21) and hanging pieces (22), the cross beam (21) is connected with the two base plates (12), an inclined pull rod (23) is adjustably arranged between the cross beam (21) and the support frame (11), and the hanging pieces (22) are arranged on the cross beam (21);

each support frame (11) is provided with at least one transverse reinforcing member (3), and two ends of each transverse reinforcing member (3) are respectively connected to the two inclined supporting members (13);

the roller (4) is arranged at the bottom of the support frame (11).

2. The lifting frame as claimed in claim 1, wherein the diagonal draw bar (23) is a telescopic bar, and comprises an outer bar (231) and an inner bar (232) passing through the outer bar (231), the outer bar (231) and the inner bar (232) are respectively provided with a fixing hole (233), and the outer bar (231) and the inner bar (232) are fixed by a fastener passing through the fixing hole (233).

3. The lifting frame as claimed in claim 2, characterized in that the supporting frame (11) comprises a base (111) and a column (112) disposed on the base (111), the pad (12) is disposed on the column (112), one end of the diagonal draw bar (23) is hinged to the cross beam (21), and the other end is detachably connected to the column (112).

4. The lifting frame as claimed in claim 3, characterized in that the upright (112) is provided with a plurality of threaded holes (1121) at intervals along the axial direction thereof, and the other end of the diagonal member (23) is provided with a bolt passing through the threaded holes (1121).

5. The lifting frame as claimed in any of claims 3 to 4, characterized in that a plurality of said transverse stiffeners (3) are provided on each of said support frames (11), a plurality of said transverse stiffeners (3) being provided at spaced intervals in the axial direction of said upright (112).

6. The lifting frame as claimed in claim 1, characterized in that there are two diagonal draw bars (23), and the two diagonal draw bars (23) are arranged symmetrically with respect to the hanger (22).

7. The lifting frame according to claim 1, characterized in that the hanger (22) comprises a hook (221) and a welding part (222) connected to both ends of the hook (221), the welding part (222) being welded to the cross beam (21).

8. The lifting frame according to claim 7, characterized in that a transition portion (223) is arranged between the hooking portion (221) and the welding portion (222), and the transition portion (223) is an arc-shaped structure with a bending direction towards the cross beam (21).

9. The lifting frame as claimed in claim 1, characterized in that a lifting component (24) is hung on the hanger (22), the lifting component (24) comprises a fixed pulley (241), a guide chain (242) and a lifting hook (243), the fixed pulley (241) is hung on the hanger (22), one end of the guide chain (242) is wound on the output end of the driving member (25), and the other end of the guide chain is wound around the fixed pulley (241) and connected to the lifting hook (243).

10. Lifting frame as claimed in claim 1, characterized in that the roller (4) is connected to the support frame (11) by means of a mounting bracket (41).