CN219008702U

CN219008702U - Dust-free hopper for bulk cargo loading and unloading

Info

Publication number: CN219008702U
Application number: CN202223194879.7U
Authority: CN
Inventors: 蔡建勇; 江新芳; 任遇明; 徐冰冰; 张正勇
Original assignee: Ningbo Liqin Resources Technology Co ltd
Current assignee: Ningbo Liqin Resources Technology Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-05-12
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to a feeder hopper technical field provides a dust-free hopper for bulk cargo loading and unloading, including, the hopper body, the entry end of hopper body is inwards bent and is equipped with the baffle, has the clearance between the lateral wall of baffle and hopper body, is equipped with a plurality of vents on the baffle, is equipped with the air pipe with clearance intercommunication on the lateral wall outside of hopper body, is equipped with dust collector in the air pipe in proper order, ventilates dust screen and fan, dust collector is close to the hopper body setting. The clearance is cyclone channel and with air pipe intercommunication, and the fan is used for making the clearance in form negative pressure, when the bulk cargo falls in the hopper body from the entry end, produced dust can enter into the clearance through vent and clearance entry in, then enter into air pipe in, remove dust through dust collector earlier, in the back is removed dust again through ventilation dust screen and is discharged into the air, has furthest handled the dust like this, avoids the phenomenon emergence of dust-raising dispersion in the air, guarantees air quality.

Description

Dust-free hopper for bulk cargo loading and unloading

Technical Field

The application belongs to the technical field of feed hoppers, and more specifically relates to a dust-free hopper for bulk cargo loading and unloading.

Background

The crane and grab bucket on the wharf are used for unloading when the large ship is parked at the wharf to load and unload cargoes, and the cargoes are collected by adopting the hopper generally when the granular materials are transported and loaded and unloaded, the upper end of the conventional hopper is opened, so that the cargoes are convenient to collect, however, when the bulk cargoes are collected, dust raised in the hopper easily flows out from the opening, a large amount of dust is raised into the air, the working environment is polluted, and the human health is endangered; at present, a water spraying mode is generally adopted for dust removal of bulk materials capable of spraying water, but no effective mode is adopted for dust removal treatment of bulk materials incapable of spraying water, so that the phenomenon that site dust is full of the day sometimes occurs.

Disclosure of Invention

An aim of the embodiment of the application is to provide a dust-free hopper for bulk material loading and unloading, so as to solve the technical problem that bulk materials can generate a large amount of dust during unloading and fly in the air in the prior art.

In order to achieve the above purpose, the technical scheme adopted in the application is as follows: the utility model provides a dust-free hopper for bulk cargo loading and unloading, includes, the hopper body, the entry end of hopper body is inwards bent and is equipped with the baffle, the baffle with have the clearance between the lateral wall of hopper body, be equipped with a plurality of vents on the baffle, be equipped with on the lateral wall outside of hopper body with the air pipe of clearance intercommunication, be equipped with dust collector, ventilation dust screen and fan in the air pipe in proper order, dust collector is close to the hopper body sets up.

In one embodiment, the dust removing device is an electrostatic dust removing device.

In one embodiment, the dust removal device is a cyclone dust removal device.

In one embodiment, a plurality of inclined plates are arranged on one side, close to the gap, of the baffle plate, one end of each inclined plate is arranged on the baffle plate, and the other end of each inclined plate is a free end.

In one embodiment, a dust discharging pipe is arranged below the dust removing device on the ventilating duct, and a first electric control discharging gate is arranged in the dust discharging pipe.

In one embodiment, a second electronically controlled discharge gate is disposed within the discharge end of the hopper body.

In one embodiment, the inlet end of the hopper body is provided with a horizontal plate, and the baffle is arranged at 1/3-2/3 of the width of the horizontal plate.

The dust-free hopper for bulk cargo loading and unloading provided by the application has the beneficial effects that: through setting up the baffle in the hopper body, form the clearance between baffle and the hopper body, the clearance is cyclone channel and with air pipe intercommunication, the fan is used for making the clearance in form negative pressure, when the bulk cargo falls in the hopper body from the entry end, produced dust can enter into the clearance through vent and clearance entry, then enter into air pipe in, earlier remove dust through dust collector, in the back is removed dust again through ventilation dust screen and is discharged into the air, furthest has like this handled the dust, avoid the phenomenon of dust raising dispersion in the air to take place, guarantee air quality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following description will briefly introduce the drawings that are needed in the embodiments or the description of the prior art, it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a dust-free hopper for bulk loading and unloading using an electrostatic dust-removing device according to an embodiment of the present application;

fig. 2 is a schematic structural view of a cyclone dust collector used for a dust-free hopper for bulk cargo loading and unloading according to an embodiment of the present application.

Wherein, each reference sign in the figure:

1. a hopper body; 2. a baffle; 3. a gap; 4. a vent; 5. a ventilation duct; 6. a ventilation dust screen; 7. a blower; 8. an electrostatic dust collection device; 9. a cyclone dust removal device; 10. an inclined plate; 11. a dust discharging pipe; 12. the first electric control discharge gate; 13. the second electric control discharge gate; 14. and a horizontal plate.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1 and 2 together, a dust-free hopper for loading and unloading bulk materials according to an embodiment of the present application will now be described. This dust-free hopper is used in bulk cargo loading and unloading, including, hopper body 1, the entry end of hopper body 1 is inwards bent and is equipped with baffle 2, has clearance 3 between baffle 2 and the lateral wall of hopper body 1, and the one end of baffle 2 is fixed at the entry end of hopper body 1, and the other end is the free end, is clearance entry between baffle 2 of free end and the lateral wall of hopper body 1, is equipped with a plurality of vents 4 on the baffle 2, and vent 4 is close to the entry end setting, is used for guaranteeing like this that the air current flows according to the required direction.

Be equipped with on the lateral wall outside of hopper body 1 with the air pipe 5 of clearance 3 intercommunication, be equipped with dust collector in the air pipe 5 in proper order, ventilation dust screen 6 and fan 7, dust collector is close to hopper body 1 setting for carry out the one-level to the air current that enters into in the air pipe 5 and remove dust, ventilation dust screen 6 is used for carrying out the second grade to the air current that enters into in the air pipe 5 and removes dust, fan 7 is used for discharging the air in the hopper body 1 in order to form the negative pressure air current.

In this embodiment, the gap 3 is a cyclone channel, when bulk materials fall into the hopper body 1 from the inlet end, part of dust enters the gap 3 from the vent 4, and the other part of dust enters the gap 3 from the gap inlet and then enters the ventilation pipeline 5, and is subjected to primary dust removal by the dust removal device, and is discharged into the air after being subjected to secondary dust removal by the ventilation dust screen 6, so that dust is treated to the greatest extent, the phenomenon that dust is dispersed in the air is avoided, and the air quality is ensured.

As shown in fig. 1, in one implementation of the present embodiment, the dust removing device is an electrostatic dust removing device 8, the electrostatic dust removing device 8 is a conventional apparatus, and the electrostatic dust removing device 8 is used for applying to nonflammable bulk materials such as alumina powder.

In another implementation manner of this embodiment, as shown in fig. 2, the dust removing device is a cyclone dust removing device 9, the cyclone dust removing device 9 is an existing device, the cyclone dust removing device 9 can make the dust-containing air flow perform spiral motion, separate dust from the air flow by means of centrifugal force, and enable the dust to fall freely and collect by means of gravity, so that the cyclone dust removing device 9 is suitable for removing non-sticky and non-fibrous dust and can be used for flammable and explosive materials.

In this embodiment, the baffle 2 may be set to one turn according to actual requirements, as shown in fig. 1 in particular; the baffle 2 may also be provided as a single surface, as shown in particular in fig. 2.

In this embodiment, a plurality of inclined plates 10 are arranged on one side of the baffle 2 close to the gap 3, one end of each inclined plate 10 is arranged on the baffle 2, and the other end is a free end; the inclined plate 10 serves to block the air flow entering the gap 3 and to form a cyclone flow falling, so that the dust can be separated primarily.

In this embodiment, a dust discharging pipe 11 is disposed below the dust removing device on the ventilation pipe 5, and a first electrically controlled discharge gate 12 is disposed in the dust discharging pipe 11. When the dust removal device removes dust to the air flow, blocked dust can fall into the dust discharging pipe 11, when the dust is accumulated to a certain amount, the first electric control discharging gate 12 is opened to discharge the dust, and the dust can be transferred to a dust treatment place through the collecting barrel or the dust treatment vehicle.

In the embodiment, a second electric control discharge gate 13 is arranged in the discharge end of the hopper body 1, a transport vehicle is arranged below the hopper body 1 during normal discharging, and the transport vehicle is opened after being fully loaded, and the second electric control discharge gate 13 is in a closed state at the moment so as to prevent bulk materials from falling on the ground; after the empty transport vehicle is below the hopper body 1, the second electronically controlled discharge gate 13 is opened, which discharges the bulk material into the transport vehicle. The first electrically controlled discharge gate 12 and the second electrically controlled discharge gate 13 are existing discharge gates. In other embodiments, manual gates may be employed instead of the first electronically controlled discharge gate 12 and the second electronically controlled discharge gate 13.

In this embodiment, the inlet end of the hopper body 1 is provided with a horizontal plate 14, and the baffle 2 is disposed at 1/3-2/3 of the width of the horizontal plate 14. The horizontal plate 14 can block the air flow rising along the baffle plate 2, so that the air flow flows back down, and the phenomenon that dust is discharged into the air is effectively reduced.

The foregoing description of the preferred embodiments of the present application is not intended to be limiting, but is intended to cover any and all modifications, equivalents, and alternatives falling within the spirit and principles of the present application.

Claims

1. The utility model provides a bulk cargo loading and unloading is with dustless hopper, includes, hopper body (1), its characterized in that: inward bending of the inlet end of hopper body (1) is equipped with baffle (2), baffle (2) with clearance (3) have between the lateral wall of hopper body (1), be equipped with a plurality of vents (4) on baffle (2), be equipped with on the lateral wall outside of hopper body (1) with air pipe (5) of clearance (3) intercommunication, be equipped with dust collector, ventilation dust screen (6) and fan (7) in proper order in air pipe (5), dust collector is close to hopper body (1) set up.

2. The dust-free hopper for bulk material handling as claimed in claim 1, wherein: the dust removing device is an electrostatic dust removing device (8).

3. The dust-free hopper for bulk material handling as claimed in claim 1, wherein: the dust removing device is a cyclone dust removing device (9).

4. The dust-free hopper for bulk material handling as claimed in claim 1, wherein: one side of the baffle (2) close to the gap (3) is provided with a plurality of inclined plates (10), one end of each inclined plate (10) is arranged on the baffle (2), and the other end of each inclined plate is a free end.

5. The dust-free hopper for bulk material handling as claimed in claim 1, wherein: the dust removing device is characterized in that a dust removing pipe (11) is arranged below the dust removing device on the ventilating duct (5), and a first electric control discharging gate (12) is arranged in the dust removing pipe (11).

6. The dust-free hopper for bulk material handling as claimed in claim 1, wherein: a second electric control discharge gate (13) is arranged in the discharge end of the hopper body (1).

7. The dust-free hopper for bulk material handling as claimed in claim 1, wherein: the inlet end of the hopper body (1) is provided with a horizontal plate (14), and the baffle (2) is arranged at 1/3-2/3 of the width of the horizontal plate (14).