CN211003672U - Grain unloading and dust collecting equipment - Google Patents
Grain unloading and dust collecting equipment Download PDFInfo
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- CN211003672U CN211003672U CN201921568867.1U CN201921568867U CN211003672U CN 211003672 U CN211003672 U CN 211003672U CN 201921568867 U CN201921568867 U CN 201921568867U CN 211003672 U CN211003672 U CN 211003672U
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- air suction
- grain
- dust
- dust collecting
- feed inlet
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Abstract
The embodiment of the utility model discloses a grain unloading and dust collecting device, which comprises a movable bracket, an air suction box and a dust hood, wherein the air suction box and the dust hood are both arranged on the movable bracket; the dust collection cover is provided with a feed inlet and a discharge outlet, wherein the feed inlet is provided with a grain guide plate, and the feed inlet is internally provided with a grid net; the air suction box is provided with an air suction opening, the air suction opening is positioned above the grid net, a first filter net and a second filter net are sequentially arranged on the air suction opening from outside to inside, a gap is formed between the first filter net and the second filter net, and the bottom of the gap is provided with a material guide opening facing the feed inlet; therefore, through the arrangement of the grid net, impurities in the grains can be screened, and meanwhile, the grains can be prevented from entering the air suction box through the first filter net and the second filter net.
Description
Technical Field
The utility model relates to a dust collecting equipment especially relates to a unload grain dust collecting equipment.
Background
Grain storage enterprises need to unload grains from trucks to conveyors for conveying in the grain unloading link. At present, when grain is unloaded, although dust can be prevented from scattering by arranging a dust suction device between a cargo cabin of a truck and a conveying belt of a conveyor, in the using process, part of grain is often sucked into an air suction box in dust suction equipment, so that the cleaning is very troublesome, and the use of the dust suction equipment is also influenced.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the embodiment of the utility model provides a unload grain dust collecting equipment can block down through the inside grain that probably enters into dust collecting equipment when double-deck filtration will unload grain to the grain that gets into the suction box when reducing and unloading grain.
In order to achieve the above purpose, the embodiment of the present invention provides a technical solution that:
the embodiment of the utility model provides a grain unloading and dust collecting device, which comprises a movable bracket, an air suction box and a dust hood, wherein the air suction box and the dust hood are both arranged on the movable bracket;
the dust collection cover is provided with a feed inlet and a discharge outlet, wherein the feed inlet is provided with a grain guide plate, and the feed inlet is internally provided with a grid net;
the grid net air suction device is characterized in that an air suction opening is formed in the air suction box and is located above the grid net, a first filter net and a second filter net are sequentially arranged on the air suction opening from outside to inside, a gap is formed between the first filter net and the second filter net, and the bottom of the gap is provided with a material guide opening facing the feed inlet.
In the embodiment of the present invention, the first filter net and the second filter net are arranged in a staggered manner.
In an embodiment of the present invention, the second filter screen and the included angle between the grid screens are acute angles.
The embodiment of the utility model provides an in, the mouth shape of discharge gate is the rectangle, wherein, a set of drill way sets up the striker plate to the edge on the discharge gate, another set of drill way sets up airtight curtain to the edge on the discharge gate.
In the embodiment of the present invention, one side edge of the striker plate is connected to the edge of the orifice of the discharge hole in an overturning manner, and the other side edge of the striker plate is provided with a sealing film.
In an embodiment of the present invention, the airtight screen has two layers, and each layer the airtight screen is composed of a plurality of waterproof flame-retardant mildew-proof canvas sheets, wherein, the first layer the waterproof flame-retardant mildew-proof canvas sheet and the second layer on the airtight screen the waterproof flame-retardant mildew-proof canvas sheet on the airtight screen is set up in a staggered manner.
In the embodiment of the utility model, the wind shields for preventing the interference of external wind are arranged along the air suction box and the dust suction cover, and the handrails are arranged above the wind shields;
and the wind shield is also provided with a movable door.
The embodiment of the utility model provides an in, follow the feed inlet arrives the direction of discharge gate, the opening size of suction hood reduces gradually.
In the embodiment of the utility model, the air suction box is divided into a plurality of air suction chambers by the air equalizing baffle plate, and each air suction chamber is provided with the air suction opening and the cleaning opening;
each air suction cavity is also connected with air suction equipment through a conical main air pipe.
In an embodiment of the present invention, the movable bracket is a height-adjustable telescopic bracket.
The embodiment of the utility model provides a grain unloading and dust collecting device, which comprises a movable bracket, an air suction box and a dust hood, wherein the air suction box and the dust hood are both arranged on the movable bracket; the dust collection cover is provided with a feed inlet and a discharge outlet, wherein the feed inlet is provided with a grain guide plate, and the feed inlet is internally provided with a grid net; the air suction box is provided with an air suction opening, the air suction opening is positioned above the grid net, a first filter net and a second filter net are sequentially arranged on the air suction opening from outside to inside, a gap is formed between the first filter net and the second filter net, and the bottom of the gap is provided with a material guide opening facing the feed inlet; like this, through inciting somebody to action the suction hood is placed in the top of conveyer, and will conveyor belt is aimed at to the discharge gate of suction hood, then passes through the stock guide is with grain leading-in from the truck extremely the feed inlet of suction hood unloads grain, and grain passes through the grid net screens, screens out impurity wherein, simultaneously, is unloading the dust that the grain in-process produced and is set up the grid net top the inlet scoop is inhaled away, and unloads grain process probably bounce and enters into grain in the suction hood can pass through first filter screen with the second filter screen filters, and is located first filter screen with grain between the second filter screen can pass through the inlet scoop reenters the grid net screens to avoid a large amount of grain to enter into in the suction box.
Drawings
Fig. 1 is a schematic view of a grain unloading and dust collecting device provided by the embodiment of the utility model when in use;
fig. 2 is a schematic view of a partial structure of a first filter screen and a second filter screen on an air suction box according to an embodiment of the present invention;
fig. 3 is a schematic structural view of the grain unloading and dust collecting device provided by the embodiment of the utility model when in use.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The embodiment of the utility model provides a grain unloading and dust collecting device, as shown in figures 1, 2 and 3, which comprises a movable support 1, an air suction box 2 and a dust hood 3, wherein the air suction box 2 and the dust hood 3 are both arranged on the movable support 1; a feed inlet and a discharge outlet are formed in the dust hood 3, wherein a grain guide plate 4 is arranged on the feed inlet, and a grid net 31 is arranged in the feed inlet; set up the inlet scoop on the inlet scoop 2, the inlet scoop is located grid net 31's top, set gradually first filter screen 51 and second filter screen 52 by outer to interior on the inlet scoop, first filter screen 51 with set up the space between the second filter screen 52, just the orientation is seted up to the bottom in space the guide mouth 53 of feed inlet.
Here, the movable support 1 can drive the suction box 2 and the dust hood 3 to move above a conveying belt of a conveyor, and specifically, the movable support 1 may be a support with rollers.
When in use, the dust hood 3 is moved to a position right above the conveying belt, namely, the discharge hole of the dust hood 3 is aligned with the conveying belt. The grid net 31 is arranged on the feeding hole of the dust hood 3, the grid net 31 has two functions, one is to screen grains and remove large impurities in the grains, and the other is to use the grid net as an operation platform for workers when too many impurities exist on the grid net 31, so that the workers stand on the grid net and can conveniently operate the grid net.
When grains fall into the dust hood 3 from a truck, the positions of the feed inlets of the truck bin and the dust hood 3 are different, so that the grains are required to be guided into the grain guide plate 4. Specifically, when the grain guide plate is used, one end of the grain guide plate 4 is abutted against the side of a truck bin, and the other end of the grain guide plate 4 is arranged at the edge position of a feeding hole of the dust hood 3. More specifically, the other end of the grain guide plate 4 can be hinged with the edge of the feeding hole of the dust hood 3.
A large amount of dust that rises can be handled through the suction box 2 in the process that the grain falls into from the truck the suction hood 3 filters the screening. Specifically, the air suction box 2 is provided with the air suction opening, and the air suction opening is arranged above the grid net 31. More specifically, the inlet scoop is located one side setting of suction hood 3 feed inlet.
Grain falls into from the truck during in the suction hood 3, grain may bounce, thereby pass through the inlet scoop enters into in the case 2 that induced drafts, first filter screen 51 with second filter screen 52 all is used for blockking that grain enters into in the case 2 that induced drafts, first filter screen 51 with there is the clearance between the second filter screen 52, like this, pass through as grain first filter screen 51 enters into during the clearance, also can pass through the clearance below guide mouth 53 reenters in the inlet scoop 3's.
In fact, the air suction box 2 needs to be connected with the air suction equipment 9 in actual use, so that the inside of the air suction box 2 forms a negative pressure structure, and air suction is performed at the air suction opening.
The embodiment of the utility model provides an in, the function that bulk grain transport vechicle side unloader unloaded grain platform and dust absorption has been integrateed to suction hood 3, can effectively reduce the dust concentration who unloads the workplace that grain in-process locates.
Further, in the embodiment of the present invention, as shown in fig. 2, the openings of the first filter 51 and the second filter 52 are arranged in a staggered manner.
The angle between the second filter screen 52 and the grid screen 31 is an acute angle.
Here, the net opening of the first filter screen 51 and the net opening of the second filter screen 52 are arranged in a staggered manner, so that grains can be prevented from passing through the net opening of the first filter screen 51 and the net opening of the second filter screen 52 at a time, and further, the net opening of the first filter screen 51 is larger than the net opening of the second filter screen 52.
The included angle between the second filter screen 52 and the grid mesh 31 is an acute angle, and the included angle between the first filter screen 51 and the grid mesh 31 may be an acute angle or an obtuse angle, but preferably, the included angle between the first filter screen 51 and the grid mesh 31 is an acute angle, so that grains can be prevented from staying on the first filter screen 51.
Further, in the embodiment of the present invention, as shown in fig. 1, 2 and 3, the mouth shape of the discharge port is a rectangle, wherein a material baffle 61 is disposed on the opposite sides of a group of orifices on the discharge port, and a closed curtain 62 is disposed on the opposite sides of another group of orifices on the discharge port.
One side edge of the material baffle 61 is connected with the orifice edge of the discharge port in an overturning manner, and the other side edge of the material baffle 61 is provided with a sealing rubber sheet.
The closed curtain 62 has two layers, and each layer of the closed curtain 62 is composed of a plurality of waterproof flame-retardant mildew-proof canvas sheets, wherein the waterproof flame-retardant mildew-proof canvas sheet on the first layer of the closed curtain 62 and the waterproof flame-retardant mildew-proof canvas sheet on the second layer of the closed curtain 62 are arranged in a staggered manner.
Here, the discharge hole is rectangular, so that the shape of the discharge hole can be adapted to the width of the conveying belt, thereby throwing the grains onto the conveying belt. In order to avoid the grain from falling down from the conveyer belt when the grain is thrown onto the conveyer belt, the baffle 61 and the closed curtain 62 are arranged at the edge of the discharge port, wherein:
Airtight curtain 62 sets up along transportation belt direction of delivery both ends around the discharge gate, when using, airtight curtain 62 has two-layerly, and every layer airtight curtain 62 comprises many fire-retardant mould proof canvas pieces of waterproof, wherein, the first floor fire-retardant mould proof canvas piece of waterproof and second floor on the airtight curtain 62 the fire-retardant mould proof canvas piece of waterproof on the airtight curtain 62 sets up by mistake mutually, can avoid when transporting grain like this, and the dust is followed both ends direction spills around the discharge gate, thereby quilt suction box 2 absorbs.
Further, in the embodiment of the present invention, as shown in fig. 1, 2 and 3, wind shielding plates 7 for preventing external wind interference are disposed along the wind suction box 2 and the dust suction hood 3, and an armrest 71 is disposed above the wind shielding plates 7; the wind deflector 7 is also provided with a movable door 72.
Here, the wind deflector 7 is disposed above the suction box 2 and the dust hood 3, and as shown in the drawing, three sides surround the suction box 2 and the dust hood 3, and the free side is used for cooperating with a truck. When the wind shield 7 is used, the influence of external wind on internal negative pressure airflow can be blocked, the dust collection efficiency is improved, and the movable door 72 arranged on the wind shield 7 facilitates the entering and exiting of workers, so that the grid net 31 is cleaned. Specifically, the air suction box 2 can be provided with an escalator, so that workers can conveniently climb the air suction box 2.
Further, in the embodiment of the present invention, along the direction from the feeding hole to the discharging hole, the size of the opening of the dust hood 3 is gradually reduced.
Here, the grain can be further accurately dropped onto the conveying belt by gradually reducing the size of the opening of the dust hood 3.
Further, in the embodiment of the present invention, as shown in the figure, the interior of the air suction box 2 is divided into a plurality of air suction chambers by an air equalizing partition plate, and each air suction chamber is provided with the air suction opening and the cleaning opening; each air suction cavity is also connected with air suction equipment 9 through a conical main air pipe 8.
Here, four induced draft cavities have on the induced draft case 2, every all set up on the induced draft cavity and be used for the dust absorption the inlet scoop with be used for clearing up induced draft case 2 the clearance mouth, every all through the air-equalizing branch pipe in proper order with on the induced draft cavity the toper main air pipe 8 with the equipment 9 that induced drafts is connected.
Specifically, one end of the main tapered air pipe 8 is connected with the air suction device 9, and the quick-change connector is mounted at the other end of the main tapered air pipe 8, so that the main tapered air pipe 8 can be quickly mounted and dismounted.
Each induced draft cavity all through equal wind manifold with toper owner tuber pipe 8 is connected, wherein, because every induced draft cavity's position is different, for making every the negative pressure environment of induced draft cavity inside is the same, consequently makes toper owner tuber pipe 8's pipe diameter enlarges along the air current flow direction gradually.
Specifically, the air-equalizing manifold is obliquely connected with the tapered main air pipe 8, and more specifically, an included angle between the air-equalizing manifold and the surface of the box body at the air suction chamber is 45 °, that is, an angle between the air-equalizing manifold and the tapered main air pipe 8 is also 45 °.
Further, in the embodiment of the present invention, the movable bracket 1 is a telescopic bracket with adjustable height.
Here, the moving frame 1 is a telescopic frame for convenience in adapting to different conveyers.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (10)
1. The grain unloading and dust collecting equipment is characterized by comprising a movable support (1), an air suction box (2) and a dust hood (3), wherein the air suction box (2) and the dust hood (3) are arranged on the movable support (1);
a feed inlet and a discharge outlet are formed in the dust hood (3), wherein a grain guide plate (4) is arranged on the feed inlet, and a grid net (31) is arranged in the feed inlet;
set up the inlet scoop on aspiration channel (2), the inlet scoop is located the top of grid net (31), set gradually first filter screen (51) and second filter screen (52) by outer to interior on the inlet scoop, first filter screen (51) with set up the space between second filter screen (52), just the orientation is seted up to the bottom in space guide mouth (53) of feed inlet.
2. A grain-discharging and dust-sucking apparatus as claimed in claim 1, wherein the openings of said first filter (51) and said second filter (52) are arranged in a staggered manner.
3. A grain unloading and dust collecting apparatus as claimed in claim 1, characterised in that the angle between the second filter screen (52) and the grid screen (31) is acute.
4. The grain unloading and dust collecting equipment of claim 1, wherein the mouth of the discharge port is rectangular, wherein a baffle plate (61) is arranged on the opposite side of one group of orifices on the discharge port, and a closed curtain (62) is arranged on the opposite side of the other group of orifices on the discharge port.
5. The grain unloading and dust collecting device of claim 4, wherein one side edge of the baffle plate (61) is connected with the orifice edge of the discharge hole in a turnover manner, and a sealing film is arranged on the other side edge of the baffle plate (61).
6. A grain unloading and dust collecting device as claimed in claim 4, characterized in that the closed curtain (62) has two layers, and each layer of the closed curtain (62) is composed of a plurality of waterproof flame retardant and mildew proof canvas sheets, wherein the waterproof flame retardant and mildew proof canvas sheets on the first layer of the closed curtain (62) and the waterproof flame retardant and mildew proof canvas sheets on the second layer of the closed curtain (62) are arranged in a staggered way.
7. The grain unloading and dust collecting equipment according to claim 1, wherein wind shields (7) for preventing external wind interference are arranged along the air suction box (2) and the dust hood (3), and handrails (71) are arranged above the wind shields (7);
and a movable door (72) is further arranged on the wind shield (7).
8. A grain unloading and dust collecting apparatus as claimed in claim 1, wherein the size of the opening of the dust hood (3) decreases gradually in the direction from the feed inlet to the discharge outlet.
9. The grain unloading and dust collecting equipment according to claim 1, wherein the air suction box (2) is internally divided into a plurality of air suction chambers by air equalizing partition plates, and each air suction chamber is provided with the air suction opening and the cleaning opening;
each air suction cavity is also connected with air suction equipment (9) through a conical main air pipe (8).
10. A grain-unloading and dust-collecting apparatus according to claim 1, characterized in that the moving support (1) is a telescopic support with adjustable height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921568867.1U CN211003672U (en) | 2019-09-20 | 2019-09-20 | Grain unloading and dust collecting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921568867.1U CN211003672U (en) | 2019-09-20 | 2019-09-20 | Grain unloading and dust collecting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211003672U true CN211003672U (en) | 2020-07-14 |
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ID=71478506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921568867.1U Active CN211003672U (en) | 2019-09-20 | 2019-09-20 | Grain unloading and dust collecting equipment |
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| Country | Link |
|---|---|
| CN (1) | CN211003672U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112456181A (en) * | 2020-11-23 | 2021-03-09 | 安徽华晟环保设备科技有限公司 | High-efficient grain operation dust extraction that unloads |
| CN117585476A (en) * | 2024-01-19 | 2024-02-23 | 中储粮成都储藏研究院有限公司 | Method and system for automatically aligning grain to window during warehouse entry |
-
2019
- 2019-09-20 CN CN201921568867.1U patent/CN211003672U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112456181A (en) * | 2020-11-23 | 2021-03-09 | 安徽华晟环保设备科技有限公司 | High-efficient grain operation dust extraction that unloads |
| CN117585476A (en) * | 2024-01-19 | 2024-02-23 | 中储粮成都储藏研究院有限公司 | Method and system for automatically aligning grain to window during warehouse entry |
| CN117585476B (en) * | 2024-01-19 | 2024-04-16 | 中储粮成都储藏研究院有限公司 | Method and system for automatically aligning grain to window during warehouse entry |
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