CN214456248U

CN214456248U - Self-propelled electric hydraulic grab crane

Info

Publication number: CN214456248U
Application number: CN202120568116.0U
Authority: CN
Inventors: 岑华; 吴杰; 梁幼昌
Original assignee: Guangxi Modern Polytechnic College
Current assignee: Guangxi Modern Polytechnic College
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-10-22
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a self-propelled electric hydraulic grab crane, which comprises a crane body, wherein a fixed block is fixedly connected on the top wall of the crane body, a fixed groove is arranged on the top wall of the fixed block, an installation block is connected in the fixed groove in a sliding way, a fixed frame is fixedly connected on the top wall of the installation block, the bottom wall of the fixed groove is provided with an elastic component for supporting the installation block, the side wall of the fixed groove is provided with installation grooves, the utility model is characterized in that a plurality of sliding blocks, a first spring, a pulling component and the elastic component on the bottom wall of the fixed groove are mutually matched, so that the user can fix the mounting block in the fixing groove only by pressing the mounting block downwards when mounting the fixing frame, when the fixing frame is replaced, the mounting block can be detached from the fixing groove only by pulling the plurality of sliding blocks into the mounting grooves by using the pulling part, so that the fixing frame is greatly convenient to mount and dismount.

Description

Self-propelled electric hydraulic grab crane

Technical Field

The utility model relates to a hydraulic grab crane technical field especially relates to a self-propelled electronic hydraulic grab crane.

Background

In the loading and unloading process of ores such as iron ores and coal ores, a self-propelled electric hydraulic grab crane is often used for grabbing the ores, the hydraulic grab and the crane are connected together through a steel chain, a U-shaped fixing frame is fixedly connected to the top of the hydraulic grab usually, and the steel chain is sleeved on the fixing frame, so that the effect of being connected with the crane is achieved.

The in-process of hydraulic grab crane using, the steel chain often can take place the friction with the mount to after the hydraulic grab crane used for a long time, mount and steel chain wearing and tearing are serious, and then influence safe in utilization, the steel chain can be solved through the steel chain of more renewing after wearing and tearing, but the mount is because of being in the same place with hydraulic grab fixed connection, thereby is difficult for changing after wearing and tearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving following shortcoming among the prior art, after the hydraulic grab crane used for a long time, the mount was serious with the steel chain wearing and tearing, and then influenced safe in utilization because mount and hydraulic grab fixed connection are in the same place to be difficult for changing after wearing and tearing, and the electronic hydraulic grab crane of a self-propelled that proposes.

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

a self-propelled electric hydraulic grab bucket crane comprises a crane body, wherein a fixed block is fixedly connected to the top wall of the crane body, a fixed groove is formed in the top wall of the fixed block, an installation block is connected in the fixed groove in a sliding manner, a fixed frame is fixedly connected to the top wall of the installation block, an elastic component used for supporting the installation block is arranged on the bottom wall of the fixed groove, installation grooves are formed in the side walls of the fixed groove, and fixing components used for fixing the installation block in the fixed groove are arranged in a plurality of the installation grooves;

the fixed part comprises a sliding block, the sliding block is connected in the installation groove in a sliding mode, a first spring is abutted between the sliding block and the end wall of the installation groove, the sliding block is multiple, an inclined plane is arranged on one end face, close to the sliding block, of the sliding block, the length of the upper end face is smaller than that of the lower end face, a first sliding opening communicated with the end wall of the installation groove is formed in the side wall of the fixed block, and a pulling part used for pulling the sliding block to move is arranged in the first sliding opening.

Preferably, the elastic component comprises a plurality of second springs, the lower ends of the second springs are fixedly connected with the bottom wall of the fixing groove, and the upper ends of the second springs are horizontally and fixedly connected with the supporting plate.

Preferably, the pulling part comprises a pull rod, the pull rod is slidably connected in the first sliding opening, one end of the pull rod is fixedly connected with the end wall of the sliding block, the other end of the pull rod is fixedly connected with a limiting block, and the diameter of the limiting block is larger than that of the first sliding opening.

Preferably, a plurality of installation cavities have been seted up on the fixed block, it is a plurality of the installation cavity is located a plurality ofly respectively under the second spring, and the roof all set up with the communicating smooth mouth of fixed slot diapire, sliding connection has the movable plate in the installation cavity, sliding connection has the guide arm in the second smooth mouth, the second spring housing is established on the guide arm, the guide arm both ends respectively with backup pad diapire and movable plate roof fixed connection.

Preferably, the mounting block is shaped like a frustum of a pyramid, and the area of the upper end surface is larger than that of the lower end surface.

Preferably, the limiting block is fixedly connected with a pull ring on the end face far away from the pull rod, and an anti-skid sleeve is fixedly sleeved on the pull ring.

Compared with the prior art, the beneficial effects of the utility model are that: when the fixing frame is installed, a user horizontally places the installation block in the fixed groove, the fixing frame is pressed downwards, because the side wall of the fixed groove is provided with the installation groove, the installation groove is connected with the sliding block in a sliding manner, the end wall of the installation groove is abutted against the first spring, one end of the sliding block, which is far away from the installation groove, extends out of the installation groove under the action of the first spring, when the installation block is pressed and contacts with the sliding blocks, because the end, which is close to the sliding blocks, of the sliding blocks is provided with the inclined surface, the installation block is pressed downwards, the sliding blocks are retracted into the installation groove under the action of pressure, when the top wall of the installation block is positioned on the lower end surface of the sliding block, the sliding blocks extend out of the installation groove under the elastic force of the first spring, at the moment, the downward pressing of the installation block is stopped, because the sliding blocks extend out, the installation block cannot move upwards, and because the bottom wall of the fixed groove is provided with the elastic component, thereby the installation piece is under elastomeric element's effect, the permanent trend that has the rebound, make the up end of installation piece offset with the lower terminal surface of a plurality of sliders, and then the installation piece fix in the fixed slot under a plurality of sliders and elastomeric element's cooperation, when mount wearing and tearing seriously need change, the user only uses pulling part pulling slider, make in the slider indentation mounting groove, thereby the slider has lost the fixed action to the installation piece, and installation piece rebound under elastomeric element's on the fixed slot diapire, thereby the user can loosen pulling part, take out installation piece and mount from the fixed slot and change.

Drawings

Fig. 1 is a schematic front view of a self-propelled electrohydraulic grab crane according to the present invention;

fig. 2 is a partially enlarged view of a in fig. 1.

In the figure: the device comprises a machine body 1, a fixed block 2, a fixed groove 3, a mounting groove 4, a sliding block 5, a first spring 6, a mounting block 7, a fixed frame 8, a pull rod 9, a limiting block 10, a first sliding opening 11, a pull ring 12, a second spring 13, a mounting cavity 14, a movable plate 15, a second sliding opening 16, a guide rod 17 and a support plate 18.

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.

In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, a self-propelled electric hydraulic grab crane comprises a crane body 1, wherein a fixed block 2 is fixedly connected to the top wall of the crane body 1, a fixed groove 3 is formed in the top wall of the fixed block 2, an installation block 7 is slidably connected to the fixed groove 3, a fixed frame 8 is fixedly connected to the top wall of the installation block 7, an elastic component for supporting the installation block 7 is arranged on the bottom wall of the fixed groove 3, installation grooves 4 are formed in the side walls of the fixed groove 3, and fixing components for fixing the installation block 7 in the fixed groove 3 are arranged in the installation grooves 4;

the fixed part includes slider 5, and slider 5 sliding connection supports mutually between slider 5 and the 4 end walls of mounting groove in mounting groove 4 has first spring 6, and a terminal surface that a plurality of sliders 5 are close to each other all is equipped with the inclined plane, and up end length is less than down terminal surface length, all offer on the 2 lateral walls of fixed block with the communicating first sliding port 11 of the 4 end walls of a plurality of mounting grooves, be equipped with in the first sliding port 11 and be used for the pulling part that pulling slider 5 removed.

In the embodiment applying the above technical solution, when installing the fixing frame 8, a user horizontally places the installation block 7 in the fixing groove 3, by pressing the fixing frame 8 downward, because the side walls of the fixing groove 3 are all provided with the installation grooves 4, and the installation grooves 4 are slidably connected with the sliding blocks 5, and the end walls of the rest installation grooves 4 of the sliding blocks 5 are abutted against the first springs 6, so that one ends of the sliding blocks 5 far away from the installation grooves 4 extend out of the installation grooves 4 under the action of the first springs 6, when pressing the installation block 7, the installation block 7 is in contact with the sliding blocks 5, because the ends of the sliding blocks 5 close to each other are provided with the inclined surfaces, so that the installation block 7 is pressed downward, the sliding blocks 5 retract into the installation grooves 4 under the action of pressure, when the top wall of the installation block 7 is located at the lower end surface of the sliding blocks 5, the sliding blocks 5 extend out of the installation grooves 4 under the elasticity of the first springs 6, at this time, the downward pressing of the mounting block 7 is stopped, the mounting block 7 cannot be moved upward since the plurality of sliders 5 are protruded, and since the bottom wall of the fixing groove 3 is provided with the elastic member, therefore, the mounting block 7 always has the tendency of moving upwards under the action of the elastic component, so that the upper end surface of the mounting block 7 is propped against the lower end surfaces of the plurality of sliding blocks 5, the mounting block 7 is fixed in the fixing groove 3 by the cooperation of the plurality of sliding blocks 5 and the elastic member, when the fixed frame 8 is seriously worn and needs to be replaced, a user only uses the pulling part to pull the sliding block 5, so that the sliding block 5 retracts into the mounting groove 4, so that the slider 5 loses its fixing function to the mounting block 7, and the mounting block 7 is moved upward by the elastic member on the bottom wall of the fixing groove 3, so that the user can release the pulling member and remove the mounting block 7 and the fixing frame 8 from the fixing groove 3 for replacement.

In the preferred technical solution of this embodiment, the elastic component includes a plurality of second springs 13, the lower ends of the plurality of second springs 13 are all fixedly connected to the bottom wall of the fixing groove 3, and the upper end of the support plate 18 is horizontally and fixedly connected to the support plate, on the one hand, the rest of the support plate 18 of the second springs 13 supports the mounting block 7, so that the lower end surface of the mounting block 7 can be abutted against the lower end surfaces of the plurality of sliders 5, on the other hand, the mounting block 7 can be moved upwards after the plurality of sliders 5 are released from the upward movement of the mounting block 7, so that the user can release the pulling component to take the fixing frame 8 and the mounting block 7.

According to the preferable technical scheme in the embodiment, the pulling part comprises a pull rod 9, the pull rod 9 is connected in a first sliding opening 11 in a sliding mode, one end of the pull rod 9 is fixedly connected with the end wall of the sliding block 5, a limiting block 10 is fixedly connected to the other end of the pull rod, the diameter of the limiting block 10 is larger than that of the first sliding opening 11, the pull rod 9 plays a role in conveniently pulling the sliding block 5, and the limiting block 10 plays a role in limiting the moving distance of the pull rod 9.

The preferred technical scheme in this embodiment, a plurality of installation cavities 14 have been seted up on fixed block 2, a plurality of installation cavities 14 are located under a plurality of second springs 13 respectively, and the roof all seted up with the communicating smooth mouth 16 of fixed slot 3 diapire, sliding connection has movable plate 15 in installation cavity 14, sliding connection has guide arm 17 in the smooth mouth 16 of second, second spring 13 cover is established on guide arm 17, the guide arm 17 both ends respectively with backup pad 18 diapire and the 15 roof fixed connection of movable plate, guide arm 17 plays and prevents that second spring 13 from receiving the extrusion back, distortion loses the effect that upwards promotes installation piece 7.

The preferred technical scheme in this embodiment, the shape of installation piece 7 is the terrace with edge type, and the up end area is greater than the lower terminal surface area, can make the lateral wall of installation piece 7 be the inclined plane like this to when contacting a plurality of slider 5 end walls, can consider and impel slider 5 in mounting groove 4 with the inclined plane cooperation of slider 5 tip.

According to the technical scheme, the limiting block 10 is far away from the pull rod 9, the pull ring 12 is fixedly connected to one end face of the limiting block, the anti-skidding sleeve is fixedly sleeved on the pull ring 12, the pull rod 9 is pulled by the pull ring 12 by a user conveniently, and the anti-skidding sleeve can increase friction force between a hand of the user and the pull ring 12.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The self-propelled electric hydraulic grab bucket crane comprises a crane body (1) and is characterized in that a fixed block (2) is fixedly connected to the top wall of the crane body (1), a fixed groove (3) is formed in the top wall of the fixed block (2), an installation block (7) is slidably connected in the fixed groove (3), a fixed frame (8) is fixedly connected to the top wall of the installation block (7), an elastic component used for supporting the installation block (7) is arranged on the bottom wall of the fixed groove (3), installation grooves (4) are formed in the side walls of the fixed groove (3), and a fixed component used for fixing the installation block (7) in the fixed groove (3) is arranged in each installation groove (4);

the fixed part includes slider (5), slider (5) sliding connection is in mounting groove (4), support between slider (5) and mounting groove (4) end wall mutually has first spring (6), and is a plurality of a terminal surface that slider (5) are close to each other all is equipped with the inclined plane, and terminal surface length is less than down terminal surface length, all seted up on fixed block (2) lateral wall with a plurality of communicating first sliding opening (11) of mounting groove (4) end wall, be equipped with the pulling part that is used for pulling slider (5) to remove in first sliding opening (11).

2. A self-propelled electrohydraulic grab crane according to claim 1, characterized in that the resilient member comprises a plurality of second springs (13), the lower ends of the plurality of second springs (13) are fixedly connected with the bottom wall of the fixed slot (3), and the upper ends are horizontally and fixedly connected with the supporting plate (18).

3. A self-propelled electrohydraulic grab crane according to claim 1, wherein the pulling member comprises a pull rod (9), the pull rod (9) is slidably connected in the first sliding opening (11), one end of the pull rod (9) is fixedly connected with the end wall of the sliding block (5), and the other end of the pull rod is fixedly connected with a stopper (10), and the diameter of the stopper (10) is larger than that of the first sliding opening (11).

4. The self-propelled electro-hydraulic grab crane as recited in claim 2, wherein the fixed block (2) is provided with a plurality of mounting cavities (14), the mounting cavities (14) are respectively located under the second springs (13), the top wall of each mounting cavity is provided with a second sliding opening (16) communicated with the bottom wall of the fixed groove (3), the mounting cavity (14) is slidably connected with the movable plate (15), the second sliding opening (16) is slidably connected with the guide rod (17), the second springs (13) are sleeved on the guide rods (17), and two ends of the guide rods (17) are respectively fixedly connected with the bottom wall of the support plate (18) and the top wall of the movable plate (15).

5. A self-propelled electrohydraulic grab bucket crane according to claim 1, characterized in that the mounting block (7) is shaped as a truncated pyramid with an upper end surface area larger than a lower end surface area.

6. A self-propelled electrohydraulic grab crane according to claim 3, characterized in that the end of the stopper (10) remote from the pull rod (9) is fixedly connected with a pull ring (12), and the pull ring (12) is fixedly sleeved with an anti-skid sleeve.