CN215402622U - Underframe of crane - Google Patents

Abstract

The utility model provides an underframe of a crane, which relates to the technical field of cranes and comprises a base, wherein the upper surface of the base is fixedly connected with a mounting seat for mounting the underframe; the installation base is arranged on the upper surface of the base, the first sliding groove is formed in the outer surface of the base, the connecting block is installed, one side, far away from the first sliding groove, of the connecting block is provided with a first limiting block used for limiting the bottom frame, an convenience of a user can install the bottom frame, at least four reinforcing plates provided with reinforcing holes are arranged on the outer surface of the base, and the expansion screws or the fixing pins for installing the reinforcing holes in the convenience of the user are connected with the embedded parts.

Description

Underframe of crane

Technical Field

The utility model relates to the technical field of cranes, in particular to an underframe of a crane.

Background

Tower cranes, also known as tower cranes, originate in western europe. And the movable arm is arranged on the rotary crane at the upper part of the high-rise tower body. The working space is large, and the device is mainly used for vertical and horizontal conveying of materials and installation of building components in building construction. The device consists of a metal structure, a working mechanism and an electrical system. The metal structure comprises a tower body, a movable arm, a base and the like. The working mechanism has four parts of lifting, amplitude variation, rotation and walking. The electric system comprises a motor, a controller, a power distribution cabinet, a connecting circuit, a signal and lighting device and the like, wherein the base is a foundation stone of the tower crane, and a qualified tower crane needs to be provided with a stable base.

The tower crane base convenient to dismantle installation is disclosed in the chinese patent of grant bulletin number CN209906239U, the on-line screen storage device comprises a base, the upper surface of base is located four corners and has seted up the screw, and the outside of base is provided with movable scaffold, the top of base is provided with the four sections draw-in grooves, the top embedding of four sections draw-in grooves is provided with links up the seat, and the both sides of four sections draw-in grooves all run through and are provided with the bayonet lock, the top of linking up the seat is provided with the chassis.

However, the above technical solution has the following drawbacks: this tower crane base only installs the chassis through four sections draw-in grooves, leads to its chassis steadiness not good enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an underframe of a crane, and aims to solve the problem that the underframe in the prior art is not good enough in stability.

In order to achieve the purpose, the utility model adopts the following technical scheme: the chassis of the crane comprises a base, the last fixed surface of base is connected with the mount pad that is used for installing the chassis, the first spout that is used for making connecting block sliding connection is seted up to the surface of base, one side fixedly connected with that first spout was kept away from to the connecting block is used for carrying out spacing first stopper to the chassis, first stopper swing joint is in the inside of mount pad, the surface mounting of base has four at least gusset plates that are used for carrying out the reinforcement to the base, the inside of gusset plate is offered and is used for installing fixed reinforcement hole to the gusset plate.

According to a further technical scheme, the reinforcing plate comprises a limiting plate and a fixing plate, and the limiting plate is L-shaped.

In order to facilitate the installation of the reinforcing plate, the utility model has the further technical scheme that the outer surface of the base is provided with a limiting groove for installing the limiting plate and a second sliding groove for installing the fixing plate, and the limiting groove is communicated with the second sliding groove.

In order to reinforce the reinforcing plate, the utility model has the further technical scheme that the limiting groove and the second sliding groove are movably connected with second limiting blocks for limiting the limiting plate and the fixing plate.

In order to enable the underframe to be convenient for a user to install, the underframe further comprises an underframe main body and a connecting plate, and an installation groove for installing the connecting plate is formed in the installation seat.

In order to enable the base to be convenient for a user to mount and fix the base, the further technical scheme of the utility model is that the thickness of the base is at least twelve centimeters, and an expansion screw or a fixing pin for connecting an embedded part is movably connected inside the reinforcing hole.

In order to reinforce the base and the underframe, the utility model has the further technical scheme that the connecting block and the first limiting block are fixedly connected with the base and the mounting seat through first mounting bolts, and the connecting plate is fixedly connected with the base and the mounting seat through second mounting bolts.

The utility model has the beneficial effects that:

1. the installation base is arranged on the upper surface of the base, the first sliding groove is formed in the outer surface of the base, the connecting block is installed, one side, far away from the first sliding groove, of the connecting block is provided with the first limiting block used for limiting the bottom frame to reinforce the bottom frame, an convenience in use can be provided for reinforcing the bottom frame, the purpose of good stability is achieved, at least four reinforcing plates for reinforcing holes are arranged on the outer surface of the base, an internal installation expansion screw or a fixed pin for reinforcing the holes by the convenience in use can be connected with an embedded part, and the convenience in use can be fixedly installed on the base.

2. The reinforcing plate that the limiting groove and the second spout through seting up mutual UNICOM at the surface of base are to constituteing by limiting plate and fixed plate is installed, and the inside setting at limiting groove and second spout is used for carrying out spacing second stopper to the reinforcing plate, can the person of facilitating the use install the reinforcing plate, the purpose of the dismouting of being convenient for has been reached, set up first construction bolt and second construction bolt again to the connecting block, first stopper and connecting plate are installed, can the person of facilitating the use consolidate it in order to strengthen its steadiness, the purpose that the structure is firm has been reached, the rationality of design has been embodied.

Drawings

Fig. 1 is a schematic diagram of a first viewing angle in an embodiment of the present invention.

Fig. 2 is a schematic diagram of a second viewing angle in an embodiment of the utility model.

Fig. 3 is a schematic diagram of a first perspective view of a base according to an embodiment of the utility model.

Fig. 4 is a second perspective view of the base according to the embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a chassis according to an embodiment of the present invention.

Fig. 6 is a schematic view of the structure of the connection block in the embodiment of the present invention.

Fig. 7 is a schematic structural view of a reinforcing plate in an embodiment of the present invention.

In the figure: the mounting structure comprises a base 1, a base 2, an underframe 21, an underframe main body 22, a connecting plate 3, a mounting seat 4, a connecting block 5, a first sliding groove 6, a first limiting block 6, a reinforcing plate 7, a limiting plate 71, a fixing plate 72, a reinforcing hole 8, a limiting groove 9, a second sliding groove 10, a second limiting block 11, a mounting groove 12, a first mounting bolt 13 and a second mounting bolt 14.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1-7, an underframe of crane, including base 1, base 1's last fixed surface is connected with mount pad 3 that is used for installing underframe 2, base 1's surface is offered and is used for making 4 sliding connection's of connecting block first spout 5, one side fixedly connected with that first spout 5 was kept away from to connecting block 4 is used for carrying out spacing first stopper 6 to underframe 2, 6 swing joint of first stopper are in the inside of mount pad 3, base 1's surface mounting has at least four gusset plates 7 that are used for carrying out the reinforcement to base 1, gusset plate 7's inside is offered and is used for carrying out the fixed reinforcement hole 8 of installation to gusset plate 7.

In this embodiment, install chassis 2 through the upper surface at base 1 sets up mount pad 3, and set up first spout 5 at base 1's surface and install connecting block 4, and keep away from one side setting of first spout 5 at connecting block 4 and be used for carrying out spacing first stopper 6 to chassis 2 and consolidate it, can the person of facilitating the use consolidate chassis 2, the good mesh of steadiness has been reached, set up at least four gusset plates 7 of seting up reinforcement hole 8 at base 1's surface again, the internally mounted inflation screw or the fixed pin that can person of facilitating the use reinforcement hole 8 are connected with the built-in fitting, thereby the person of facilitating the use installs fixedly base 1.

In another embodiment of the present invention, the reinforcing plate 7 includes a position-limiting plate 71 and a fixing plate 72, the position-limiting plate 71 is L-shaped, and the L-shaped position-limiting plate 71 is connected to the fixing plate 72, so that a user can fix and limit the fixing plate 72 conveniently.

Specifically, the outer surface of the base 1 is provided with a limiting groove 9 for installing the limiting plate 71 and a second sliding groove 10 for installing the fixing plate 72, the limiting groove 9 is communicated with the second sliding groove 10, the outer surface of the base 1 is provided with the limiting groove 9 and the second sliding groove 10 for installing the limiting plate 71 and the fixing plate 72, and the base can be conveniently disassembled and assembled by a user.

Further, the equal swing joint in inside of spacing groove 9 and second spout 10 has and is used for carrying out spacing second stopper 11 to limiting plate 71 and fixed plate 72, sets up second stopper 11 in the inside of spacing groove 9 and second spout 10, can the person of facilitating the use fix spacingly to gusset plate 7 is whole.

Specifically, chassis 2 includes chassis main part 21 and connecting plate 22, and mounting groove 12 that is used for installing connecting plate 22 is offered to the inside of mount pad 3, sets up connecting plate 22 at the surface of chassis main part 21, can the person of facilitating the use install chassis 2.

Preferably, the thickness of the base 1 is at least twelve centimeters, the inner portion of the reinforcing hole 8 is movably connected with an expansion screw or a fixing pin used for being connected with an embedded part, the expansion screw or the fixing pin is arranged in the reinforcing hole 8, and a user can conveniently connect and fix the reinforcing plate 7 and the embedded part to install and fix the base 1.

Further, connecting block 4 and first stopper 6 are all connected fixedly through first construction bolt 13 and base 1 and mount pad 3, and connecting plate 22 is connected fixedly through second construction bolt 14 and base 1 and mount pad 3, sets up first construction bolt 13 and second construction bolt 14 and installs connecting block 4, first stopper 6 and connecting plate 22, can the person of facilitating the use consolidate in order to strengthen its steadiness to it.

It should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides an underframe of crane, characterized by includes base (1), the last fixed surface of base (1) is connected with mount pad (3) that are used for installing underframe (2), first spout (5) that are used for making connecting block (4) sliding connection are offered to the surface of base (1), one side fixedly connected with that first spout (5) were kept away from in connecting block (4) is used for carrying out spacing first stopper (6) to underframe (2), first stopper (6) swing joint is in the inside of mount pad (3), the surface mounting of base (1) has at least four gusset plates (7) that are used for carrying out the reinforcement to base (1), gusset plate's (7) inside is offered and is used for installing fixed strengthening hole (8) to gusset plate (7).

2. Undercarriage for a crane according to claim 1, wherein the reinforcement plate (7) comprises a retainer plate (71) and a retainer plate (72), the retainer plate (71) being L-shaped.

3. The underframe of a crane according to claim 2, wherein the outer surface of the base (1) is provided with a limiting groove (9) for mounting a limiting plate (71) and a second sliding groove (10) for mounting a fixing plate (72), and the limiting groove (9) and the second sliding groove (10) are communicated with each other.

4. The undercarriage of a crane according to claim 3, wherein the second limiting block (11) for limiting the limiting plate (71) and the fixing plate (72) is movably connected inside the limiting groove (9) and the second sliding groove (10).

5. The base frame of the crane as claimed in claim 1, wherein the base frame (2) comprises a base frame main body (21) and a connecting plate (22), and the mounting seat (3) is internally provided with a mounting groove (12) for mounting the connecting plate (22).

6. Undercarriage for a crane according to claim 1, characterized in that the base (1) has a thickness of at least twelve centimetres and that the reinforcement holes (8) are internally articulated with expansion screws or fixing pins for connection to embedded parts.

7. The underframe of a crane according to claim 5, wherein the connecting block (4) and the first limiting block (6) are fixedly connected with the base (1) and the mounting seat (3) through first mounting bolts (13), and the connecting plate (22) is fixedly connected with the base (1) and the mounting seat (3) through second mounting bolts (14).

Images