CN216457685U - Dust removal device of positive pressure dense-phase conveying system - Google Patents
Dust removal device of positive pressure dense-phase conveying system Download PDFInfo
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- CN216457685U CN216457685U CN202123108909.3U CN202123108909U CN216457685U CN 216457685 U CN216457685 U CN 216457685U CN 202123108909 U CN202123108909 U CN 202123108909U CN 216457685 U CN216457685 U CN 216457685U
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Abstract
The utility model discloses a malleation dense phase conveying system's dust collector, include: the device comprises a dust removal bin and a material filtering mechanism, wherein the material filtering mechanism is arranged in the dust removal bin, at least one filter bag is vertically arranged in the material filtering mechanism, a feed port is formed in the dust removal bin, and a gas-material mixture entering from the feed port is in contact with each filter bag in the at least one filter bag after being filtered by the material filtering mechanism; the utility model discloses can prevent that the material from directly blowing to the filter bag on to reduced the direct impact of material to the filter bag, played the effect of protection filter bag, avoided the fragile problem of filter bag in the traditional dust remover, not only can guarantee dust removal effect, still need not frequently to change the filter bag, thereby the cost is reduced and transport efficiency has been improved.
Description
Technical Field
The utility model belongs to the technical field of the material removes dust, concretely relates to malleation dense phase conveying system's dust collector.
Background
The positive pressure dense phase conveying system is also called a bin pump sending tank system, and is a mode of utilizing gas pressure higher than 0.1kg/cm3 to fully fluidize air and materials, so that the positive pressure gas is utilized to push the materials to move in a pipeline at a speed lower than a suspension speed for transportation, therefore, the positive pressure dense phase conveying system is often called a high pressure-dense phase low speed system, the initial end speed of the system is about 2m/s, the tail end speed of the system is about 12m/min, the conveying pressure is generally between 0.1 and 0.3kg/cm3, the pressure at the tail end of the system is almost 0, and the positive pressure dense phase conveying system adopts an air compressor as a power source and has the advantages of low conveying speed, small material crushing rate and small influence on material quality.
Along with the rapid development of society, the environmental protection requirement of people on equipment is higher and higher, so that a dust remover is usually matched with a positive pressure dense phase pneumatic conveying system to remove dust mixed in materials, thereby reducing the occurrence of dust; however, because the pipeline is directly communicated with the filter bag in the dust remover for dust removal, the following defects exist: the gas exists in the pipeline, so that the materials have certain impact force, the filter bag is easy to damage under long-term impact, the dust removal effect is reduced, the transportation cost is increased and the transportation efficiency is reduced by frequently replacing the filter bag, and therefore, the dust removal device with the filter bag not easy to damage is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a positive pressure dense phase conveying system's dust collector to solve the problem of the easy damage of filter bag among the current dust collector.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
in a first aspect, the utility model provides a malleation dense phase conveying system's dust collector, include: a dust removal bin and a material filtering mechanism;
the material filtering mechanism is arranged in the dust removing bin, at least one filter bag is vertically arranged in the material filtering mechanism, a feed port is formed in the dust removing bin, and after being filtered by the material filtering mechanism, air and material mixtures entering from the feed port are in contact with each filter bag in the at least one filter bag.
Based on the above disclosure, the utility model discloses be provided with a material filtering mechanism in the dust remover, and set up the filter bag in material filtering mechanism, therefore, the gas-material mixture (being the mixture of gas and material) that gets into from the feed inlet then can carry out the filtration of material through material filtering mechanism earlier, then remove dust with the filter bag contact, material filtering mechanism can filter partial material promptly, thereby prevent that the material from directly blowing to the filter bag, and then reduced the direct impact of material to the filter bag, played the effect of protection filter bag, avoided the fragile problem of filter bag among the traditional dust remover, through the aforesaid design, the utility model discloses not only can guarantee dust removal effect, still need not frequently to change the filter bag, thereby the cost is reduced and conveying efficiency has been improved.
In one possible design, the material filtering mechanism includes: a protective cover and a filter screen;
a plurality of material filtration pores have been arranged on the surface of safety cover, wherein, vertically be provided with in the safety cover at least one filter bag, just the filter screen with the bottom of safety cover is connected, in order to conduct the bottom surface of safety cover.
Based on the above disclosure, the utility model utilizes the material filtering holes on the protective cover to filter the material in the gas-material mixture, and the gas in the conveying pipeline can directly contact with the filter bag through the material filtering holes, so as to utilize the filter bag to remove dust; therefore, the material can be prevented from being directly blown to the filter bag, and the purpose of protecting the filter bag is achieved.
In one possible design, the feed inlet is located the side of dust removal storehouse, just the safety cover towards be provided with on the side of feed inlet a plurality of material filter holes.
In one possible design, the top of the protective cover is provided with an air outlet; therefore, the gas after dust removal can be discharged out of the dust removal bin through the gas outlet.
In one possible design, the dust removing device further includes: the material removing mechanism is used for removing the material filtering mechanism and the materials attached to the filter bag.
Based on the above disclosure, by providing the material removing mechanism, the material attached to the material filtering hole, the filter screen and the filter bag can be removed, so that the function of recovering the material in the dust removing bin is achieved, and therefore, the practicability of the device can be improved.
In one possible design, the material removal mechanism includes: the gas transmission source, the gas transmission pipe and the gas outlet nozzle;
the gas transmission source is fixed on the dust removal bin, and the gas outlet end of the gas transmission source is communicated with the gas transmission pipe, wherein a plurality of gas outlet nozzles are arranged on the gas transmission pipe, and the gas outlet direction of the gas outlet nozzles faces towards the material filtering mechanism and the filter bag.
Based on the above disclosure, the present invention discloses a specific structure of a material removing mechanism, i.e. a gas transmission source is used to generate high-pressure gas, and a gas outlet nozzle is used to blow to a protection cover, a filter screen and a filter bag, thereby removing the materials attached to the protection cover, the filter screen and the filter bag by using the high-pressure gas, and achieving the purpose of recovering the materials.
In one possible design, the gas transmission pipe comprises a first pipeline and a second pipeline, wherein the first pipeline is vertically arranged and is communicated with the gas outlet end of the gas transmission source;
one end of the second pipeline extends into the dedusting bin, the other end of the second pipeline is communicated with the first pipeline through an adapter, the second pipeline is located above the filter bag, and the second pipeline is provided with a plurality of air outlet nozzles.
In one possible design, the gas delivery source employs a gas bag.
In one possible design, the bottom of the dust removing bin is provided with a discharge hole; therefore, the materials falling from the protective cover, the filter screen and the filter bag can be conveniently discharged.
Drawings
Fig. 1 is a schematic structural diagram of a dust removing device of a positive pressure dense phase conveying system provided by the invention.
Reference numerals: 10-a dust removal bin; 20-a material filtering mechanism; 30-a filter bag; 11-a feed inlet; 21-a protective cover; 22-a filter screen; 23-air outlet; 40-a material removal mechanism; 41-gas transmission source; 42-gas transmission pipe; 43-an outlet nozzle; 12-discharge hole.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
Examples
As shown in fig. 1, the dust removing device of the positive pressure dense phase conveying system provided in the first aspect of this embodiment may be applied, but not limited, to a positive pressure dense phase pneumatic conveying system, such as conveying quartz sand, ternary materials, white sugar, flour and/or nano calcium carbonate (different materials may be conveyed according to actual use), and the dust removing device may prevent the conveyed materials from being directly blown to the filter bag, so as to improve the service life of the filter bag, ensure the dust removing effect, and avoid the drawback of frequent filter bag replacement, thereby reducing the cost and improving the transportation efficiency, and is suitable for large-scale popularization and application.
In this embodiment, the dust removing device of the positive pressure dense phase conveying system can include, but is not limited to: the dust removing device comprises a dust removing bin 10 and a material filtering mechanism 20, wherein in specific application, the dust removing bin 10 is used as a dust removing carrier of a material, the material filtering mechanism 20 is arranged in the dust removing bin 10, and at least one filter bag 30 is vertically arranged in the material filtering mechanism 20, as shown in fig. 1, namely, the material filtering mechanism 20 is equivalent to a protective layer of the filter bag 30 and wraps the filter bag 30, so that the function of protecting the filter bag 30 is achieved.
In specific implementation, a feed port 11 is arranged on the dust removing bin 10, so that a gas-material mixture in a pipeline can enter, after the gas-material mixture enters from the feed port 11, the gas-material mixture can pass through the material filtering mechanism 20 to filter materials under the action of gas in the pipeline, and then contacts each filter bag 30 in the at least one filter bag 30, that is, the material filtering mechanism 20 plays a role in filtering the materials, so that the materials directly impacting on the filter bags 30 are reduced, and the function of protecting the filter bags 30 is achieved.
Meanwhile, after the dust-containing gas and the material contact the filter bag 30, the dust in the dust-containing gas is captured on the filter cloth of the filter bag 30, and the dedusted gas enters the filter bag, so that the purpose of dedusting the material is achieved.
Referring to fig. 1, one specific configuration of the material filtering mechanism 20 is provided as follows:
in particular applications, exemplary material filtering mechanisms 20 may include, but are not limited to: the filter bag comprises a protective cover 21 and a filter screen 22, wherein a plurality of material filtering holes (not shown in the figure) are arranged on the surface of the protective cover 21, the at least one filter bag 30 is vertically arranged in the protective cover 21, and the filter screen 22 is connected with the bottom end of the protective cover 21 to serve as the bottom surface of the protective cover 21; therefore, the working principle of the material filtering mechanism 20 is as follows: the gas-material mixture entering from the feed inlet 11 can be blown to the protective cover 21 under the pushing of gas, wherein the material filtering holes of the protective cover 21 can play a role in filtering materials, and the dust-containing gas can be blown to the filter bag 30 from the material filtering holes, so that the dust removal operation is performed, and through the design, the materials directly blown to the filter bag 30 can be reduced, so that the impact of the materials on the filter bag 30 is reduced, and the purpose of protecting the filter bag 30 is achieved.
Meanwhile, due to the arrangement of the protective cover 21, materials directly blown to the filter bag 30 are reduced, and the attachment area of the materials on the filter bag 30 is also reduced, so that the materials attached to the filter bag 30 are reduced, the number of times of blowing of a high-pressure spray pipe in a traditional dust remover is reduced, the purpose of saving energy consumption is achieved, and the protective cover is also beneficial to conveying small nano-particles and other light metals with high activity.
Referring to fig. 1, in a specific application, for example, the feed port 11 is located on a side surface of the dust removing bin 10, and the protective cover 21 is provided with the plurality of material filtering holes on a side surface facing the feed port, so that it is ensured that gas entering from the feed port 11 can be directly blown to the filter bag 30 through the material filtering holes, thereby performing dust removing operation quickly.
Alternatively, two configurations of the protective cover 21 are provided as follows: the first one is: the protective cover 21 is a cylindrical structure, the cover body is enclosed by solid materials (for example, the cover body is made of wood plates or steel plates), a plurality of material filtering holes are formed in the cover body, and filter screens are arranged in the material filtering holes, so that the aim of preventing materials from being directly blown to the filter bag 30 is fulfilled; and the second method comprises the following steps: the cover body is formed by enclosing a filter screen, wherein meshes on the filter screen are used as material filtering holes, so that the aim of preventing materials from being directly blown to the filter bag 30 is fulfilled; in the present embodiment, the second structure is preferable.
Meanwhile, in the present embodiment, an air outlet 23 is provided on the top of the protective cover 21, for example, as shown in fig. 1; through the design, the gas dedusted by the filter bag 30 can be discharged through the gas outlet 23; in practical application, for example, the top of the protection cover 21 extends out of the dust removing bin 10, i.e. the gas in the filter bag 30 can be directly discharged out of the dust removing bin 10 from the gas outlet 23.
Because a part of the material is blown to the filter bag 30 from the material filtering holes under the pushing of the gas, and meanwhile, a part of the material is attached to the material filtering holes, the filter bag 30 and the filter screen 22, the present embodiment is further provided with a material removing mechanism 40, so as to remove the material attached to the material filtering mechanism 20 and the filter bag 30, and reduce the loss of the material in the dust removing process.
In particular applications, the material removing mechanism 40 may include, but is not limited to: as shown in fig. 1, the gas transmission source 41 is fixed on the dust removing bin 10 (for example, fixed on the outer sidewall of the dust removing bin 10), and the gas output end of the gas transmission source 41 is communicated with the gas transmission pipe 42, wherein a plurality of gas output nozzles 43 are arranged on the gas transmission pipe 42, and the gas output direction of the gas output nozzles 43 faces the material filtering mechanism 20 and the filter bag 30; through the design, high-pressure gas can be generated by the gas transmission source 41 and blown to the protective cover 21, the filter screen 22 and the filter bag 30 by the gas outlet nozzle 43, so that materials attached to the protective cover 21, the filter screen 22 and the filter bag 30 can be removed by the high-pressure gas, and the purpose of recovering the materials is achieved.
The following provides a pipe connection structure in use:
optionally, the gas pipe 42 includes a first pipe and a second pipe, where the first pipe is vertically disposed and is communicated with the gas outlet end of the gas transmission source 41, one end of the second pipe extends into the dust removing bin 10, and the other end of the second pipe is communicated with the first pipe through an adapter, where the second pipe is located above the filter bag 30, and the second pipe is provided with a plurality of gas outlet nozzles 43; therefore, the high-pressure gas can be conveyed by utilizing the two pipelines so as to recycle materials, the gas outlet spray head 43 is arranged above the filter bag 30, the blown high-pressure gas can be ensured to cover the protective cover 21 and all the filter bags 30, and the material recycling effect is improved.
In specific application, the gas transmission source 41 can be, but is not limited to, a gas bag, which is also called a gas collecting bag and designed for providing gas sources for modern factory workshop stations and units with large gas consumption, and is also called a gas distributing bag.
Meanwhile, the bottom of the dust removing bin 10 is provided with a discharge hole 12 so as to discharge the materials falling from the protective cover 21, the filter screen 22 and the filter bag 30 out of the dust removing bin 10 for recycling, and the next process is performed; in a specific application, the bottom of the dust removing bin 10 can be arranged to be funnel-shaped, so that materials can be discharged quickly.
In addition, when the dust removal device is used specifically, the dust removal device can be installed with a receiving bin of a conveying system into a whole, so that dust removal operation can be performed while materials are received, conveying efficiency is further improved, and installation space and equipment total cost are saved.
Through the aforesaid explanation, the utility model discloses the effective effect who obtains does:
(1) the utility model discloses can prevent that the material from directly blowing to the filter bag on to reduced the direct impact of material to the filter bag, played the effect of protection filter bag, avoided the fragile problem of filter bag in the traditional dust remover, not only can guarantee dust removal effect, still need not frequently to change the filter bag, thereby the cost is reduced and transport efficiency has been improved.
(2) The utility model discloses reduce adnexed material on the filter bag, not only be favorable to reducing the number of times of high pressure spray tube jetting in the traditional dust remover to reach the purpose of practicing thrift the energy consumption, still be favorable to carrying tiny particle such as nanometer, the big light metal of activity.
(3) The utility model discloses can install in an organic whole with conveying system's receipt storehouse, from this, can carry out the operation of removing dust when carrying out the material and receiving, not only further improvement transport efficiency, still saved installation space and equipment total cost.
Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A dust extraction apparatus for a positive pressure dense phase conveyance system, comprising: a dust removal bin (10) and a material filtering mechanism (20);
the material filtering mechanism (20) is arranged in the dust removing bin (10), at least one filter bag (30) is vertically arranged in the material filtering mechanism (20), a feeding hole (11) is formed in the dust removing bin (10), and gas-material mixtures entering from the feeding hole (11) are in contact with each filter bag (30) in the at least one filter bag (30) after being filtered by the material filtering mechanism (20).
2. The dust collector of a positive pressure dense phase conveying system according to claim 1, wherein the material filtering mechanism (20) comprises: a protective cover (21) and a filter screen (22);
a plurality of material filtering holes are arranged on the surface of the protective cover (21), wherein the at least one filter bag (30) is vertically arranged in the protective cover (21), and the filter screen (22) is connected with the bottom end of the protective cover (21) to serve as the bottom surface of the protective cover (21).
3. The dust collector of the positive pressure dense phase conveying system according to claim 2, wherein the feed port (11) is located on the side of the dust collecting bin (10), and the side of the protective cover (21) facing the feed port is provided with the plurality of material filtering holes.
4. The dust removing apparatus of a positive pressure dense phase conveying system according to claim 2, wherein the top of the protecting cover (21) is provided with an air outlet (23).
5. The dust collector of a positive pressure dense phase conveying system of claim 1, wherein the dust collector further comprises: a material removing mechanism (40), wherein the material removing mechanism (40) is used for removing the materials attached to the material filtering mechanism (20) and the filter bag (30).
6. The dust collector of a positive pressure dense phase conveying system according to claim 5, wherein the material removing mechanism (40) comprises: a gas transmission source (41), a gas transmission pipe (42) and a gas outlet nozzle (43);
the gas transmission source (41) is fixed on the dust removal bin (10), the gas outlet end of the gas transmission source (41) is communicated with the gas transmission pipe (42), a plurality of gas outlet spray heads (43) are arranged on the gas transmission pipe (42), and the gas outlet direction of the gas outlet spray heads (43) faces to the material filtering mechanism (20) and the filter bag (30).
7. The dust collector of the positive pressure dense-phase conveying system according to claim 6, wherein the gas conveying pipe (42) comprises a first pipe and a second pipe, wherein the first pipe is vertically arranged and is communicated with the gas outlet end of the gas conveying source (41);
one end of the second pipeline extends into the dedusting bin (10), the other end of the second pipeline is communicated with the first pipeline through an adapter, the second pipeline is located above the filter bag (30), and the second pipeline is provided with a plurality of air outlet spray heads (43).
8. The dust collector of the positive pressure dense phase conveying system according to claim 6, wherein the gas conveying source (41) adopts a gas bag.
9. The dust collector of the positive pressure dense-phase conveying system according to claim 1, wherein the bottom of the dust removing bin (10) is provided with a discharge port (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123108909.3U CN216457685U (en) | 2021-12-10 | 2021-12-10 | Dust removal device of positive pressure dense-phase conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123108909.3U CN216457685U (en) | 2021-12-10 | 2021-12-10 | Dust removal device of positive pressure dense-phase conveying system |
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| Publication Number | Publication Date |
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| CN216457685U true CN216457685U (en) | 2022-05-10 |
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| CN202123108909.3U Active CN216457685U (en) | 2021-12-10 | 2021-12-10 | Dust removal device of positive pressure dense-phase conveying system |
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- 2021-12-10 CN CN202123108909.3U patent/CN216457685U/en active Active
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