Dust collection mechanism of bridge type grab ship unloader

Abstract

The utility model relates to the technical field of dust collection of ship unloaders, and discloses a dust collection mechanism of a bridge type grab ship unloader, which comprises a horizontal arm frame, an electric hoist is connected onto the horizontal arm frame, a clamping jaw is connected below the electric hoist, a hydraulic driving unit and a jaw plate are arranged in the clamping jaw, an L-shaped dust suction pipe is mounted at the upper end of the jaw plate, and the lower end of the L-shaped dust suction pipe is connected with the electric hoist. A hopper-shaped air inlet nozzle is installed at an end opening of the upper end of the L-shaped dust suction pipe, a spherical filter cover is arranged on the hopper-shaped air inlet nozzle, a dust collection box is arranged on one side of the electric hoist, and a dust suction pump is connected to the bottom side of the dust collection box. When the clamping jaw is closed, an opening of the hopper-shaped air inlet nozzle faces upwards, and when the clamping jaw is closed to grab bulk materials, floating dust raised by the bulk materials flies out from the opening in the upper end of the clamping jaw, at the moment, the flying dust is sucked into the dust collecting box through the suction of the dust suction pump and the L-shaped dust suction pipe, the L-shaped dust suction pipe is installed at the end opening in the clamping jaw, and the dust is sucked into the dust collecting box. Flying dust generated when the clamping jaw grabs the bulk materials is directly sucked away, and the problem that the flying dust is scattered is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to unloading machine dust collection technical field, concretely is a kind of bridge type grab ship unloader's dust collection mechanism. BACKGROUND

[0002] Bridge type grab ship unloader is a kind of bridge crane using mobile trolley to drive grab to grab material from cabin and unload material to machine funnel, belongs to bulk intermittent (or called periodic) ship unloading machinery. It is mainly used to transport solid bulk cargo from cabin to bulk conveying belt on wharf, and it is commonly used equipment in port, shipyard and water construction etc.

[0003] However, dust will be generated in the process of grab to grab bulk material, dust will cause harm to the health of operating personnel and cause pollution to natural environment, common dust treatment mode is to inhibit dust by spraying atomized liquid in a large range, waste water resources, and some bulk materials cannot be contacted with liquid, when grabbing some bulk materials, atomized liquid inhibition mode is not applicable. Therefore, the technical personnel in the art provide a kind of bridge type grab ship unloader's dust collection mechanism to solve the problems raised in the above background art. SUMMARY

[0004] (I) technical problem solved

[0005] In view of the deficiencies in the prior art, the utility model provides a kind of bridge type grab ship unloader's dust collection mechanism to solve the problems that common dust treatment mode is to inhibit dust by spraying atomized liquid in a large range, waste water resources, and some bulk materials cannot be contacted with liquid, when grabbing some bulk materials, atomized liquid inhibition mode is not applicable.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of bridge type grab ship unloader's dust collection mechanism, including horizontal arm frame, the horizontal arm frame is connected with electric hoist, electric hoist below is connected with clamping jaw, the clamping jaw includes hydraulic drive unit and jaw plate in, the upper end of the jaw plate is installed with L-shaped dust extraction pipe, L-shaped dust extraction pipe upper end port is installed with bucket-shaped air inlet, bucket-shaped air inlet is provided with spherical filter cover, the side of electric hoist is provided with dust collection box, and the bottom side of dust collection box is connected with dust extraction pump.

[0008] Preferably, the dust extraction pump is connected with bellows, and the dust extraction pump is communicated with the L-shaped dust extraction pipe through the bellows, and the dust is sucked into the dust collection box through the bellows under the suction of the dust extraction pump and the L-shaped dust extraction pipe.

[0009] Preferably, the upward-facing end of the L-shaped dust extraction pipe is located between the hydraulic drive unit and the jaw plate. By installing the L-shaped dust extraction pipe between the hydraulic drive unit and the jaw plate, the dust generated when the grippers grab bulk materials is directly extracted.

[0010] Preferably, the electric hoist is slidably engaged with the horizontal boom, and the dust collection box is connected to the electric hoist. When the electric hoist moves the gripper, it can simultaneously move the dust collection box.

[0011] (III) Beneficial Effects

[0012] Compared with the prior art, this utility model provides a dust collection mechanism for a bridge grab unloader, which has the following beneficial effects:

[0013] Through design, the dust collection mechanism of this grab unloader is set on the grippers and horizontal boom. The grippers include a hydraulic drive unit and jaw plates. An L-shaped dust extraction pipe is installed on the upper part of the jaw plates. When the grippers are closed, the bucket-shaped air inlet faces upward. When the grippers close to grab bulk materials, the dust raised by the bulk materials flies out from the opening at the upper end of the grippers. At this time, the dust is sucked into the dust collection box by the dust pump and the L-shaped dust extraction pipe. By installing the L-shaped dust extraction pipe at the port on the grippers, the dust raised when the grippers grab bulk materials is directly extracted, avoiding the problem of dust scattering and solving the waste of water resources when spraying atomized liquid over a large area. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural schematic diagram of the dust collection mechanism of a bridge grab unloader provided in an embodiment of this application.

[0015] Figure 2 This is a schematic diagram of the gripper structure in the dust collection mechanism of a bridge grab unloader provided in an embodiment of this application.

[0016] Figure 3 This is a schematic diagram of the jaw plate structure in the dust collection mechanism of a bridge grab unloader provided in an embodiment of this application.

[0017] Figure 4 This is a schematic diagram of the L-shaped dust extraction pipe in the dust collection mechanism of a bridge grab unloader provided in an embodiment of this application.

[0018] In the diagram: 1. Horizontal boom; 2. Electric hoist; 3. Gripper; 301. Hydraulic drive unit; 302. Jaw plate; 4. Dust pump; 5. Dust collection box; 6. L-shaped dust extraction pipe; 601. Bucket-shaped air inlet; 602. Threaded groove; 603. Spherical filter cover; 7. Corrugated pipe. Detailed Implementation

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] The utility model provides a technical scheme, a dust collecting mechanism of bridge type grab ship unloader, please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 , including horizontal arm frame 1, be connected with electric hoist 2 on horizontal arm frame 1, electric hoist 2 below is connected with clamping jaw 3, the clamping jaw 3 includes hydraulic drive unit 301 and jaw plate 302 in, the upper end of jaw plate 302 is installed L shape dust extraction pipe 6, is installed in the upper end port place of L shape dust extraction pipe 6 bucket-shaped air inlet 601, is provided with spherical filter cover 603 on bucket-shaped air inlet 601, one side of electric hoist 2 is provided with dust collecting box 5, and the bottom side of dust collecting box 5 is connected with dust extraction pump 4.

[0021] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 , the opening of L shape dust extraction pipe 6 upward is between hydraulic drive unit 301 and jaw plate 302 in one end, by installing L shape dust extraction pipe 6 between hydraulic drive unit 301 and jaw plate 302, the dust of clamping jaw 3 when grabbing bulk material is directly extracted, the dust extraction pump 4 is connected with bellows 7, the dust extraction pump 4 is communicated with L shape dust extraction pipe 6 through bellows 7, and the dust is sucked into dust collecting box 5 through bellows 7 under the suction of dust extraction pump 4 and L shape dust extraction pipe 6, electric hoist 2 and horizontal arm frame 1 slidingly connect, the dust collecting box 5 is connected with electric hoist 2, when electric hoist 2 drives clamping jaw 3 to move, can simultaneously drive dust collecting box 5 to move.

[0022] The bridge type grab ship unloader in the utility model is composed of horizontal arm frame 1 and clamping jaw 3, electric hoist 2 is slidably connected on horizontal arm frame 1, the chain below electric hoist 2 is connected with clamping jaw 3, dust collecting box 5 is arranged on one side of electric hoist 2, dust extraction pump 4 is installed on the lower side of dust collecting box 5, bellows 7 is installed on the dust extraction end of dust extraction pump 4, and bellows 7 has the characteristics of expansion and contraction.

[0023] The claw 3 comprises a hydraulic drive unit 301 and a jaw plate 302, (the claw 3 is a common device in the prior art, and therefore is not described in detail), an L-shaped dust extraction pipe 6 is installed on the upper end of the jaw plate 302, and the end of the dust extraction pipe with a bucket-shaped air inlet nozzle 601 is arranged between the jaw plate 302 and the hydraulic drive unit 301, when the claw 3 is closed, the bucket-shaped air inlet nozzle 601 opens upward, when the claw 3 is closed to grab the bulk material, the floating dust raised by the bulk material flies out from the opening at the upper end of the claw 3, at this time, the flying dust is sucked into the dust collecting box 5 by the suction of the dust extraction pump 4 and the L-shaped dust extraction pipe 6, by installing the L-shaped dust extraction pipe 6 on the port of the claw 3, the dust raised when the claw 3 grabs the bulk material is directly extracted, avoiding the problem of dust flying, and solving the waste of water resources when a large range of mist liquid is sprayed;

[0024] A spherical filter cover 603 is connected to the bucket-shaped air inlet nozzle 601 through a threaded groove 602, which can prevent the bulk material from splashing into the L-shaped dust extraction pipe 6 when the claw 3 grabs the bulk material.

[0025] It should be noted that, in the present text, relational terms such as first and second are used merely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover non-exclusive inclusions, so that a process, method, article, or device that includes a list of elements not only includes those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article, or device.

[0026] In the present text, unless otherwise explicitly specified and limited, the terms "mount", "set", "connect", "fix", "screw", and the like should be understood broadly, for example, can be fixedly connected, or can be detachably connected, or can be integrated; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise explicitly limited, the above-mentioned terms in the present utility model can be understood according to the specific meaning in the specific circumstances by those skilled in the art.

[0027] Although the embodiments of the present utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements, and variations can be made to these embodiments without departing from the principles and spirits of the present utility model, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A dust collecting mechanism of a bridge-type grab ship unloader comprising a horizontal boom (1), characterized in that: The horizontal arm support (1) is connected with an electric hoist (2), and the electric hoist (2) is connected with a clamping jaw (3) below, the clamping jaw (3) comprises a hydraulic drive unit (301) and a jaw plate (302) inside, the upper end of the jaw plate (302) is provided with an L-shaped dust extraction pipe (6), the upper end port of the L-shaped dust extraction pipe (6) is provided with a bucket-shaped air inlet nozzle (601), the bucket-shaped air inlet nozzle (601) is provided with a spherical filter cover (603), one side of the electric hoist (2) is provided with a dust collection box (5), and the bottom side of the dust collection box (5) is connected with a dust extraction pump (4).

2. The dust collecting mechanism of a bridge type grab ship unloader according to claim 1, characterized in that: The dust extraction pump (4) is connected with a bellows (7).

3. A dust collecting mechanism of a bridge type grab ship unloader according to claim 2, characterized in that: The dust extraction pump (4) is communicated with the L-shaped dust extraction pipe (6) through the bellows (7).

4. The dust collecting mechanism of a bridge type grab ship unloader according to claim 1, characterized in that: The L-shaped dust extraction pipe (6) is opened upward between the hydraulic drive unit (301) and the jaw plate (302).

5. The dust collecting mechanism of a bridge type grab ship unloader according to claim 1, characterized in that: The electric hoist (2) is slidably connected with the horizontal arm support (1).

6. The dust collecting mechanism of a bridge type grab ship unloader according to claim 1, characterized in that: The dust collection box (5) is connected with the electric hoist (2).

Images