CN211752924U - Fertilizer filter equipment and fertilizer production line - Google Patents
Fertilizer filter equipment and fertilizer production line Download PDFInfo
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- CN211752924U CN211752924U CN202020057277.9U CN202020057277U CN211752924U CN 211752924 U CN211752924 U CN 211752924U CN 202020057277 U CN202020057277 U CN 202020057277U CN 211752924 U CN211752924 U CN 211752924U
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Abstract
The utility model relates to an agricultural equipment technical field especially relates to a fertilizer filter equipment and fertilizer production line. The fertilizer filtering device comprises a filtering main body, a cylindrical filtering piece and a heat preservation device; the cylindrical filter element is arranged in the filter main body, a first space is formed between the cylindrical filter element and the filter main body, and a second space is formed inside the cylindrical filter element; the filtering main body is provided with a pulp inlet and a pulp outlet, the pulp inlet is communicated with the first space, and the pulp outlet is communicated with the second space; the heat preservation device is sleeved outside the filtering main body. This fertilizer production line includes this fertilizer filter equipment. This fertilizer filter equipment and fertilizer production line can realize the automatic filtration to fertilizer solution, and effectively avoid fertilizer solution to take place the crystallization because of the temperature drop in filtering process, guarantee to filter smoothly and go on, improve filtration efficiency.
Description
Technical Field
The utility model relates to an agricultural equipment technical field especially relates to a fertilizer filter equipment and fertilizer production line.
Background
In the production process of the compound fertilizer, the compound fertilizer solution is generally required to be cooled and then granulated. Because the solution is often provided with impurities such as rust pieces, small stones and the like to influence the normal production of granulation, how to remove the impurities before granulation to ensure the continuity of production is always a difficult problem in production.
In the related art, a manual filtering device is usually adopted between all levels of tank bodies to filter the solution, so that the problems of high labor intensity of workers and low production efficiency of a production line exist.
Therefore, a new fertilizer filtering device is urgently needed to be provided to realize automatic filtering among all levels of the tanks.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide a fertilizer filter equipment to solve the technical problem that the production efficiency that causes through the impurity in the manual filter equipment filtration fertilizer solution before the granulation is low among the prior art to a certain extent.
A second object of the utility model is to provide a fertilizer production line to solve the technical problem that the production efficiency that causes through the impurity in the manual filter equipment filtration fertilizer solution before the granulation is low among the prior art to a certain extent.
In order to achieve the above object, the present invention provides the following technical solutions;
based on the first purpose, the utility model provides a fertilizer filtering device, which comprises a filtering main body, a cylindrical filtering piece and a heat preservation device;
the cylindrical filter element is arranged in the filter main body, a first space is formed between the cylindrical filter element and the filter main body, and a second space is formed inside the cylindrical filter element;
the filtering main body is provided with a pulp inlet and a pulp outlet, the pulp inlet is communicated with the first space, and the pulp outlet is communicated with the second space;
the heat preservation device is sleeved on the filtering main body.
In any of the above technical solutions, optionally, the fertilizer filtering apparatus further includes a back-washing mechanism, the back-washing mechanism is connected to the filtering main body and is communicated with the second space, and the back-washing mechanism can spray a washing medium to the cylindrical filter element in a direction from the second space to the first space.
In any of the above technical solutions, optionally, the backwashing mechanism includes a steam pipe communicated with the filtering main body, a steam generator capable of delivering steam to the steam pipe, and a steam valve disposed in the steam pipe.
In any of the above technical solutions, optionally, the fertilizer filtering apparatus further includes an overhaul cover body, and the overhaul cover body is connected to the filtering main body through a quick-release quick-assembly flange to open and close the second space.
In any of the above technical solutions, optionally, the steam pipeline penetrates through the access cover body and is communicated with the second space;
the inner surface of the maintenance cover body is provided with a flow guide inclined plane, and the flow guide inclined plane is in a flaring shape along the direction from the outer side to the inner side of the maintenance cover body.
In any of the above technical solutions, optionally, the fertilizer filtering apparatus further includes a first valve and a second valve;
the first valve set up in go into the thick liquid mouth, the lateral wall of filtering the main part be provided with the bin outlet that first space is linked together, the second valve set up in the bin outlet.
In any of the above technical solutions, optionally, the heat preservation device is a steam heat preservation jacket, and the steam heat preservation jacket covers the filtering main body, or the steam heat preservation jacket covers the filtering main body and the first valve.
Based on above-mentioned second purpose, the utility model provides a fertilizer production line, including above-mentioned arbitrary technical scheme fertilizer filter equipment.
In any of the above technical solutions, optionally, the fertilizer production line further includes a pumping device and a granulating device communicated with a slurry outlet of a filtering main body of the fertilizer filtering device;
the pumping device can pump fertilizer solution from the slurry outlet to the granulating device, and the granulating device can enable the fertilizer solution to form granular fertilizer.
In any of the above technical solutions, optionally, the fertilizer production line is a compound fertilizer production line.
Adopt above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model provides a fertilizer filter equipment, filter piece and heat preservation device including filtering main part, tube-shape. The tube-shape is filtered the piece setting and is being filtered the inside of main part, can realize the automatic filtration to fertilizer solution. In addition, through with heat preservation device overcoat in filtering the main part to the temperature that makes fertilizer solution is not less than the predetermined temperature, can effectively avoid fertilizer solution to take place the crystallization because of the temperature drop in filtering process, thereby can guarantee to filter smoothly and go on, improve filtration efficiency. To sum up, this fertilizer filter equipment has realized the automatic filtration to fertilizer solution, simple structure, and operation maintenance is convenient, has alleviateed workman intensity of labour, has improved the operation environment, improves the operating efficiency.
The utility model provides a fertilizer production line can realize all beneficial effects that this fertilizer filter equipment realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a first structure of a fertilizer filtering device according to an embodiment of the present invention;
fig. 2 is a second schematic structural diagram of a fertilizer filtering device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a fertilizer production line provided by the second embodiment of the present invention.
Icon: 1-upper stage groove body; 2-a first valve; 3-a filter body; 4-a pumping device; 5-a second valve; 6-jacket valve; 7-a cylindrical filter element; 8-steam valve; 9-overhauling the cover body; 10-steam heat preservation jacket.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 in specific cases to those skilled in the art.
Example one
The fertilizer filter equipment that this embodiment provided is used for fertilizer production line to before fertilizer granulation, carry out automatic filtration to fertilizer solution.
Referring to fig. 1 and 2 in combination with fig. 3, the fertilizer filter device provided in this embodiment includes a filter main body 3, a cylindrical filter member 7, and a heat insulating device.
The cylindrical filter member 7 is disposed in the filter main body 3, a first space is formed between the cylindrical filter member 7 and the filter main body 3, and a second space is formed inside the cylindrical filter member 7. That is, in the direction from the outside to the inside, the filter main body 3, the first space, the cylindrical filter member 7, and the second space are arranged in this order.
Optionally, the cylindrical filter element 7 is a cylindrical screen. Wherein, the aperture of the cylindrical filter screen is determined according to the requirement.
The filtering main body 3 is provided with a pulp inlet and a pulp outlet, the pulp inlet is communicated with the first space, and the pulp outlet is communicated with the second space. Specifically, fertilizer solution enters into the first space from the grout inlet, and clean fertilizer solution after filtering through the tube-shape filter piece 7 enters into the second space, and impurity stays in the first space under the obstruction of the tube-shape filter piece 7 to come out clean fertilizer solution autosegregation, clean fertilizer solution at last flows out through the grout outlet and filters main part 3, for next process flow uses.
The heat preservation device is sleeved outside the filtering main body 3, so that the temperature of the fertilizer solution in the filtering main body 3 is not lower than the preset temperature. Because fertilizer solution has high temperature, high thick, high viscosity, easy crystallization, easy ageing's characteristic, therefore will avoid fertilizer solution to take place the temperature drop and lead to the crystallization when filtering, through establish heat preservation device at the outside cover of filtering main part 3, can effectively guarantee that fertilizer solution is difficult for the crystallization at the flow in-process. The predetermined temperature is not less than the crystallization temperature of the fertilizer solution.
The fertilizer filtering device in the embodiment comprises a filtering main body 3, a cylindrical filtering piece 7 and a heat preservation device. The cylindrical filter member 7 is disposed inside the filter main body 3, and can automatically filter the fertilizer solution. In addition, through with heat preservation device overcoat in filtering main part 3 to the temperature that makes fertilizer solution is not less than the predetermined temperature, can effectively avoid fertilizer solution to take place the crystallization because of the temperature drop in filtering process, thereby can guarantee to filter smoothly and go on, improve filtration efficiency. To sum up, this fertilizer filter equipment has realized the automatic filtration to fertilizer solution, simple structure, and operation maintenance is convenient, has alleviateed workman intensity of labour, has improved the operation environment, improves the operating efficiency.
In an alternative of this embodiment, the fertilizer filter device further includes a back-washing mechanism connected to the filter body 3 and communicating with the second space, the back-washing mechanism being capable of spraying the cylindrical filter member 7 with the washing medium in a direction from the second space to the first space.
Since the fertilizer solution has the characteristics of high consistency, high viscosity and easy crystallization, the impurities are more easily attached to the outer wall of the cylindrical filter member 7, i.e., toward the wall surface in the first space. Therefore, in the fertilizer production process, the tubular filter member 7 needs to be periodically backwashed to peel off the impurities attached to the tubular filter member 7 by the washing action, so as to ensure the passing efficiency of the clean fertilizer solution through the tubular filter member 7 and the filtering effect of the tubular filter member 7.
Specifically, after a certain period of fertilizer filtering operation, the heat-preserving ball valve is closed to stop conveying the fertilizer solution to the first space. And (3) starting the back washing mechanism, and allowing the impurities attached to the outer wall of the cylindrical filter member 7 to fall into the first space under the back washing action so as to restore the cylindrical filter member 7.
Optionally, the rinsing medium is a dedicated rinsing fluid with a cleaning function, water or steam.
Optionally, the flushing medium is sprayed onto the cylindrical filter element 7 after pressurization.
In an alternative embodiment, the backwashing mechanism comprises a steam pipe communicated with the filter body 3, a steam generator capable of delivering steam to the steam pipe, and a steam valve 8 arranged in the steam pipe. On the first hand, the backwashing by the steam can improve the impact pressure on the cylindrical filter member 7 compared with the backwashing by the water flow, thereby effectively improving the backwashing efficiency and the cleaning degree. In the second aspect, water can be effectively saved through steam, and the backwashing cost is favorably reduced. In a third aspect, the controllability of the steam flow rate and the start and end of the backwashing can be improved by providing the steam valve 8.
In the alternative of this embodiment, fertilizer filter equipment still includes overhauls lid 9, overhauls lid 9 and filters main part 3 and is connected through quick detach ready-package flange to open and close the second space.
Wherein, quick detach ready-package flange is a flange convenient to demolish and install among the prior art, will overhaul lid 9 and filter main part 3 through quick detach ready-package flange and link together, is convenient for demolish or install overhaul lid 9 to be convenient for open the second space and get and put the tube-shape and filter piece 7, can guarantee the rapidity of changing the screen cloth, and to filter 3 inside convenience of thoroughly clearing up that carries on of main part. In addition, be convenient for change the tube-shape of suitable model and filter 7 according to the nature of the fertilizer solution of different models to guarantee the filter effect, improved this fertilizer filter equipment's suitability.
In an alternative of this embodiment, the steam duct passes through the access cover 9 and communicates with the second space; the inner surface of the maintenance cover body 9 is formed with a diversion inclined plane, and the diversion inclined plane is in a flaring shape along the direction from the outer side to the inner side of the maintenance cover body 9.
The guide slope is arranged on the inner surface of the retrieval cover body, so that steam sprayed from a steam pipeline can be radially sprayed onto the cylindrical filtering piece 7, the perpendicularity between the spraying direction of the steam and the wall surface of the cylindrical filtering piece 7 is favorably increased, and the backwashing effect is improved.
Optionally, in the use process, the maintenance cover body 9 is located at one axial end of the cylindrical filtering piece 7, and the pulp outlet is located at the other axial end of the cylindrical filtering piece 7, so that the outlet of the steam channel is not easy to block, and the pulp outlet efficiency of the filtering main body 3 can be ensured.
In an alternative of this embodiment, the fertilizer filter device further comprises a first valve 2 and a second valve 5.
The side wall of the filter body 3 is provided with a discharge opening communicating with the first space, and a second valve 5 is provided at the discharge opening. Through setting up the bin outlet to set up second valve 5 at the bin outlet, can in time discharge the impurity of interception in first space through second valve 5, can greatly shorten down time.
Optionally, in the use state, the slurry inlet is located at the top of the filtering main body 3, and the discharge outlet is located at the bottom of the filtering main body 3, so that the efficiency of discharging impurities from the discharge outlet can be improved under the action of gravity.
In an alternative of this embodiment, the thermal insulation means is a steam insulation jacket 10. The filtering main body 3 is insulated by the steam insulation jacket 10, and the temperature of the fertilizer solution inside the filtering main body 3 is easily controlled because the temperature of the steam is easily controlled.
Optionally, in order to improve controllability of the steam temperature inside the steam insulation jacket 10, a jacket valve 6 is further provided at the inlet of the steam insulation jacket 10.
In an alternative embodiment, the steam insulation jacket 10 is also sleeved on the first valve 2. Keep warm to first valve 2, can avoid causing the temperature drop because the flow of fertilizer solution, and then can effectively avoid fertilizer solution just take place the crystallization before the filtration operation.
Example two
The second embodiment provides a fertilizer production line, the embodiment comprises the fertilizer filtering device in the first embodiment, the technical features of the fertilizer filtering device disclosed in the first embodiment are also applicable to the embodiment, and the technical features of the fertilizer filtering device disclosed in the first embodiment are not described repeatedly.
Referring to fig. 3 in combination with fig. 1 and fig. 2, the fertilizer production line provided by the present embodiment includes the fertilizer filtering device provided by the first embodiment.
In an alternative of this embodiment, the fertilizer production line further includes a pumping device 4 and a granulating device communicated with the slurry outlet of the filtering main body 3 of the fertilizer filtering device.
The pumping device 4 can pump the fertilizer solution from the slurry outlet to the granulating device, and the granulating device can make the fertilizer solution form granular fertilizer. After the fertilizer filtering device filters the fertilizer, clean fertilizer solution is output from the slurry outlet, so that the production continuity of the granulating device is improved, the granulation uniformity is improved, and the yield and the survival rate of the product are improved.
Alternatively, the pumping device 4 is an oil pump or an electric pump.
Wherein, the granulation device is a device capable of processing granular fertilizer in the prior art.
Optionally, the steam insulation jacket 10 is also externally sleeved on the pumping device 4 and a pipe body communicated between the pumping device 4 and the filtering body 3.
In an alternative of this embodiment, the fertilizer production line is a compound fertilizer production line, i.e. the fertilizer production line is used for producing compound fertilizer. The characteristics of high temperature, high viscosity, easy crystallization and easy aging of the compound fertilizer solution are particularly outstanding, so the auxiliary material production line is particularly suitable for producing the compound fertilizer.
The fertilizer production line in this embodiment has the advantages of the fertilizer filtering device in the first embodiment, and the advantages of the fertilizer filtering device disclosed in the first embodiment are not described repeatedly herein.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention. Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, any of the claimed embodiments may be used in any combination. The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
Claims (10)
1. A fertilizer filtering device is characterized by comprising a filtering main body, a cylindrical filtering piece and a heat preservation device;
the cylindrical filter element is arranged in the filter main body, a first space is formed between the cylindrical filter element and the filter main body, and a second space is formed inside the cylindrical filter element;
the filtering main body is provided with a pulp inlet and a pulp outlet, the pulp inlet is communicated with the first space, and the pulp outlet is communicated with the second space;
the heat preservation device is sleeved on the filtering main body.
2. The fertilizer filter assembly of claim 1, further comprising a back flush mechanism coupled to said filter body and in communication with said second space, said back flush mechanism operable to spray a flushing medium onto said cylindrical filter element in a direction from said second space to said first space.
3. The fertilizer filter unit of claim 2, wherein said backwash mechanism comprises a steam conduit in communication with said filter body, a steam generator capable of delivering steam to said steam conduit, and a steam valve disposed in said steam conduit.
4. The fertilizer filtering device of claim 3, further comprising an access cover body connected with the filtering main body through a quick-release quick-assembly flange to open and close the second space.
5. The fertilizer filter apparatus of claim 4,
the steam pipeline penetrates through the maintenance cover body and is communicated with the second space;
the inner surface of the maintenance cover body is provided with a flow guide inclined plane, and the flow guide inclined plane is in a flaring shape along the direction from the outer side to the inner side of the maintenance cover body.
6. The fertilizer filter apparatus of claim 1, further comprising a first valve and a second valve;
the first valve set up in go into the thick liquid mouth, the lateral wall of filtering the main part be provided with the bin outlet that first space is linked together, the second valve set up in the bin outlet.
7. The fertilizer filter apparatus of claim 6,
the heat preservation device is a steam heat preservation jacket, and the steam heat preservation jacket covers the filtering main body, or the steam heat preservation jacket covers the filtering main body and the first valve.
8. A fertilizer production line, characterized by comprising a fertilizer filter device according to any one of claims 1 to 7.
9. The fertilizer production line of claim 8, further comprising a pumping device and a granulating device in communication with the slurry outlet of the filter body of the fertilizer filter device;
the pumping device can pump fertilizer solution from the slurry outlet to the granulating device, and the granulating device can enable the fertilizer solution to form granular fertilizer.
10. The fertilizer production line of claim 9, wherein the fertilizer production line is a compound fertilizer production line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020057277.9U CN211752924U (en) | 2020-01-10 | 2020-01-10 | Fertilizer filter equipment and fertilizer production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020057277.9U CN211752924U (en) | 2020-01-10 | 2020-01-10 | Fertilizer filter equipment and fertilizer production line |
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| Publication Number | Publication Date |
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| CN211752924U true CN211752924U (en) | 2020-10-27 |
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| CN202020057277.9U Active CN211752924U (en) | 2020-01-10 | 2020-01-10 | Fertilizer filter equipment and fertilizer production line |
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| CN (1) | CN211752924U (en) |
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- 2020-01-10 CN CN202020057277.9U patent/CN211752924U/en active Active
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