CN214289902U

CN214289902U - Multistage dust arrester installation of gypsum production line

Info

Publication number: CN214289902U
Application number: CN202022903957.0U
Authority: CN
Inventors: 李祥林; 肖志国
Original assignee: Taishan Gypsum Gansu Co ltd
Current assignee: Taishan Gypsum Gansu Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-09-28
Anticipated expiration: 2030-12-07

Abstract

The utility model provides a multistage dust arrester installation of gypsum production line belongs to green building materials technical field. The multistage dust collecting device for the gypsum production line comprises a box body and a dust removing mechanism. And a fan is embedded in the communication port. A filter bag is arranged in the lower shell, and the opening of the filter bag is connected with the communication port; the gas filtered by the filter bag enters the upper shell, the anode electrode is arranged on the edge of the inner wall of the upper shell, the cathode electrode is arranged at the center of the upper shell, residual dust in the air can be fixedly collected on the anode electrode, the dust adsorbed on the anode electrode is concentrated at the bottom of the upper shell due to gravity falling, the gas after dust removal is discharged through the exhaust port formed in the top of the upper shell, and the added electrostatic dust removal is realized to form two-stage dust collection, so that the dust collection efficiency is improved, the overflow of dust is reduced, and the dust removal effect is improved.

Description

Multistage dust arrester installation of gypsum production line

Technical Field

The utility model belongs to the technical field of green building materials, particularly, relate to a multistage dust arrester installation of gypsum production line.

Background

Gypsum is a widely used industrial and building material. In the production of gypsum and its products, numerous nodes of the production line, such as: links such as crushing, screening, compounding, cutting all can produce a large amount of dust, and the scattering is in the air for the dust in workshop exceeds standard, also harms staff's health simultaneously.

Bag type dust collection is a very common dust collection mode of a production line, can intensively treat dust at a plurality of dust escape points, has high relative cost performance, but has poor treatment effect in operation, short cycle of the dust collection bag needing back-blowing cleaning and short service life; the analysis shows that: the gypsum powder is finer and lighter, and free water is also existed before calcination, so part of the concentrated dust is CaSO₄·2H₂O, part is 2CaSO₄·H₂O, moisture absorption is serious, so the common bag type dust collection effect is not good.

In developing secondary dust removal, the following problems are required: the CaSO is required to be added₄·2H₂O and 2CaSO₄·H₂Separating the collected dust of O, and collecting the dust according to the properties of the O; the dust collection bag needs to be expanded as much as possible to ensure the back blowing effect; the matching degree of a secondary dust removal process and the existing bag type dust collection needs to be considered; the convenience of ash removal needs to be considered.

Based on the problems in the background art, research and development personnel provide a multistage dust collecting device for a gypsum production line through multiple improvements.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides a multistage dust arrester installation of gypsum production line aims at improving that current bag type dust collection effect is unsatisfactory, needs the problem of frequent maintenance in the dust bag uses.

The utility model discloses a realize like this:

the utility model provides a multistage dust arrester installation of gypsum production line, including box and dust removal mechanism.

The box includes casing and lower casing, it fixes to go up the casing lower extreme, casing upper end opening sets up down, go up the casing lower surface seted up with the intercommunication mouth of casing intercommunication down, the embedded fan that is equipped with of intercommunication mouth, the gas vent has been seted up at last casing top, the air inlet has been seted up to casing lateral wall down.

The dust removal mechanism comprises an anode electrode and a cathode electrode, the anode electrode is arranged on the edge of the inner wall of the upper shell, the cathode electrode is arranged at the center of the upper shell, a filter bag is arranged in the lower shell, and the opening of the filter bag is connected with the communication opening.

In an embodiment of the present invention, the upper port of the lower casing is fixed with a sealing gasket, and the upper casing is connected to the lower casing in a clamping manner.

The utility model discloses an in one embodiment, go up casing surface fixed with the pothook, lower casing surface fixed mounting has the buckle, the buckle with pothook cooperation joint.

In an embodiment of the utility model, the lower casing surface inlays and is equipped with the observation window, but the slidable mounting of lower casing bottom pull has the dust-collecting box.

The utility model discloses an in one embodiment, the intercommunication mouth with form annular groove between the last shells inner wall, the ash leakage mouth has been seted up to the upper housing lower surface, ash leakage mouth upper surface slides and is provided with the baffle, the ash leakage mouth with the lower casing intercommunication, the ash leakage mouth set up in annular groove bottom.

The utility model discloses an in one embodiment, be provided with the scraper blade in the annular groove, go up casing fixed surface and have the motor, the coaxial bull stick that is fixed with of drive shaft of motor, the lower extreme of bull stick is fixed with the connecting rod, the scraper blade with connecting rod fixed connection.

In an embodiment of the present invention, a filter cartridge is fixedly inserted into the communication port, the filter cartridge has openings at both ends, and the filter cartridge has an array of side walls, and has a mesh, and the filter bag cover is disposed on the surface of the filter cartridge.

In an embodiment of the present invention, the anode electrode is fixedly connected to the inner wall of the upper casing, the top of the upper casing is fixed with a pipe sleeve, and the cathode electrode is fixedly connected to the pipe sleeve.

The utility model discloses an in the embodiment, still including dust absorption assembly, dust absorption assembly includes the water conservancy diversion hose and crosses filter plate, cross filter plate fixed mounting and be in the port department of the one end of water conservancy diversion hose, the other end of water conservancy diversion hose with the air inlet intercommunication, water conservancy diversion hose port department fixed mounting has the funnel of breathing in.

The utility model discloses an in an embodiment, still include the exhaust subassembly, the exhaust subassembly includes blast pipe and active carbon filter layer, the active carbon filter layer sets up in the blast pipe upper end mouth, the blast pipe lower extreme with the fixed intercommunication of gas vent.

The utility model has the advantages that: the utility model discloses a multistage dust arrester installation of gypsum production line that obtains through above-mentioned design, during the use, start the fan of installation in the intercommunication mouth, make outside dust enter the internal portion of inferior valve through the air inlet that sets up of inferior valve lateral wall, the dust is through the filter bag that sets up in inferior valve under the negative pressure effect, carry out the prefiltering, make most dust gather in the inferior valve internal, and deposit to the bottom, be convenient for collect the dust, the gas after filtering through the filter bag enters into the upper casing, the anode electrode sets up at the edge of upper casing inner wall, cathode electrode sets up in upper casing central point, energize cathode electrode and anode electrode that are provided with same height, can make the remaining dust in the air fix and collect on the anode electrode, the dust that adsorbs at the anode electrode is concentrated in the upper casing bottom because of gravity whereabouts, the gas after the dust removal is discharged through the gas vent that sets up at the upper casing top, the added electrostatic dust collection forms two-stage dust collection, improves the dust collection efficiency, reduces the overflow of partial dust and improves the dust collection effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of an external structure of a box body provided in an embodiment of the present invention;

fig. 2 is a schematic view of a split structure of an upper shell according to an embodiment of the present invention;

fig. 3 is a schematic view of a lower shell cutting structure provided by an embodiment of the present invention;

fig. 4 is a schematic view of a pipe sleeve structure provided by an embodiment of the present invention.

In the figure: 100. a box body; 110. an upper housing; 111. a hook; 113. an ash leakage opening; 115. a baffle plate; 117. a motor; 119. a connecting rod; 130. a lower housing; 131. buckling; 133. an observation window; 135. a gasket; 137. a dust collecting box; 150. a fan; 170. pipe sleeve; 190. a filter cartridge; 300. a dust removal mechanism; 310. an anode electrode; 330. a cathode electrode; 350. a filter bag; 370. a squeegee; 500. a dust collection assembly; 510. a diversion hose; 530. a filter screen plate; 550. a suction funnel; 700. an exhaust assembly; 710. an exhaust pipe; 730. and an active carbon filter layer.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the utility model provides a. Embodiments, all other embodiments obtained by a person skilled in the art without any inventive step are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

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

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a multistage dust collecting device for a gypsum production line comprises a box body 100 and a dust removing mechanism 300.

Referring to fig. 1-2, the box 100 includes an upper housing 110 and a lower housing 130, the upper housing 110 is fixed at the upper end of the lower housing 130, the upper end of the lower housing 130 is open, a communication port communicated with the lower housing 130 is formed in the lower surface of the upper housing 110, a fan 150 is embedded in the communication port, an exhaust port is formed in the top of the upper housing 110, and an air inlet is formed in the side wall of the lower housing 130;

in this embodiment, the port edge is fixed with sealed 135 on casing 130 down, go up casing 110 with casing 130 joint is fixed down, wherein, it has pothook 111 to go up casing 110 fixed surface, casing 130 fixed surface installs buckle 131 down, buckle 131 with pothook 111 cooperation joint, the dismouting of being convenient for of joint, the convenience is maintained the processing to inside, and the sealed pad 135 that adds improves the sealed effect of junction, prevents that the dust from spilling over.

In other embodiments, the surface of the lower housing 130 is embedded with an observation window 133, the bottom of the lower housing 130 is slidably provided with a dust collecting box 137, the observation window 133 is additionally arranged, so that the dust collecting state can be observed conveniently, and the sliding dust collecting box 137 can be pulled conveniently, so that collected dust can be cleared conveniently and timely.

It should be noted that, the intercommunication mouth with form annular groove between the last casing 110 inner wall, go up casing 110 lower surface and seted up ash leakage mouth 113, ash leakage mouth 113 upper surface slides and is provided with baffle 115, ash leakage mouth 113 with lower casing 130 intercommunication, ash leakage mouth 113 set up in annular groove bottom, the dust is gathered under electrostatic action and is received gravity to fall into annular groove in, through removing baffle 115 for the dust falls into lower casing 130 bottom through ash leakage mouth 113, is convenient for the collection of dust to handle.

Referring to fig. 2-4, the dust removing mechanism 300 includes an anode electrode 310 and a cathode electrode 330, the anode electrode 310 is disposed on an edge of an inner wall of the upper housing 110, the cathode electrode 330 is disposed in a center of the upper housing 110, a filter bag 350 is disposed in the lower housing 130, and a bag opening of the filter bag 350 is connected to the communication opening.

In this embodiment, a scraper 370 is disposed in the annular groove, a motor 117 is fixed on the surface of the upper housing 110, a rotating rod is coaxially fixed on a driving shaft of the motor 117, a connecting rod 119 is fixed at the lower end of the rotating rod, the scraper 370 and the connecting rod 119 are fixedly connected to control the motor 117 to rotate, so that the rotating rod drives the connecting rod 119 to rotate, the scraper 370 fixed at the end of the connecting rod 119 scrapes off dust in the annular groove, the dust is discharged out of the annular groove through the dust leakage port 113, and the annular groove is convenient for continuously collecting dust.

In other embodiments, the filter cartridge 190 penetrates and is fixed in the communication port, two ends of the filter cartridge 190 are open, meshes are arranged on the side wall array of the filter cartridge 190, the filter bag 350 is sleeved on the surface of the filter cartridge 190, and the filter cartridge 190 is additionally arranged for supporting the filter bag 350, so that the filtering area of the filter bag 350 is maximized, and dust filtering is facilitated.

It should be noted that the anode 310 is fixedly connected to the inner wall of the upper casing 110, the pipe sleeve 170 is fixed to the top of the upper casing 110, the cathode 330 is fixedly connected to the pipe sleeve 170, and a rotating rod coaxially fixed to a driving shaft of the motor 117 can be rotatably inserted into the pipe sleeve 170.

It can be understood that in some embodiments, a dust collection assembly 500 is further included, the dust collection assembly 500 includes a diversion hose 510 and a filter screen 530, the filter screen 530 is fixedly installed at a port of one end of the diversion hose 510, the other end of the diversion hose 510 is communicated with the air inlet, and a suction funnel 550 is fixedly installed at the port of the diversion hose 510; the guide hose 510 can move the ventilation hose to a pollution source which locally generates a large amount of dust to perform air draft dust removal operation, so that the dust treatment efficiency of the production line is improved; the suction funnel 550 is arranged according to the actual conditions of each point of the production line, and a sleeve can be added to the bottom of the suction funnel 550 to adapt to the problem that the installation of the suction funnel 550 is not in place when the equipment is high and the dust escape point is low.

In the specific implementation, still include exhaust subassembly 700, exhaust subassembly 700 includes blast pipe 710 and active carbon filter layer 730, active carbon filter layer 730 sets up in the blast pipe 710 port, blast pipe 710 lower extreme with the fixed intercommunication of gas vent filters the last exhaust gas through addding active carbon filter layer 730 for dust absorption and dust removal is more thorough.

The working principle of the multistage dust collecting device of the gypsum production line is as follows: when the dust collector is used, the fan 150 arranged in the communicating port is started, so that external dust enters the lower shell 130 through the air inlet formed in the side wall of the lower shell 130, the dust passes through the filter bag 350 arranged in the lower shell 130 under the action of negative pressure to be primarily filtered, most of the dust is accumulated in the lower shell 130 and is precipitated to the bottom, so that the dust is convenient to collect, the gas filtered by the filter bag 350 enters the upper shell 110, the anode electrode 310 is arranged on the edge of the inner wall of the upper shell 110, the cathode electrode 330 is arranged at the central position of the upper shell 110, the cathode electrode 330 and the anode electrode 310 which are arranged at the same height are electrified, so that the dust remaining in the air is fixedly collected on the anode electrode 310, the dust adsorbed on the anode electrode 310 falls down to the bottom of the upper shell 110 due to gravity, the dedusted gas is discharged through the air outlet formed in the top of the upper shell 110, and added dedusting static electricity, two-stage dust collection is formed, the dust collection efficiency is improved, the overflow of dust is reduced, and the dust removal effect is improved.

It should be noted that the specific model specifications of the motor 117, the fan 150, the anode electrode 310 and the cathode electrode 330 need to be determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed descriptions are omitted.

The power supply and the principle of the motor 117, the fan 150, the anode electrode 310 and the cathode electrode 330 are apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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

1. A multistage dust collecting device for a gypsum production line is characterized by comprising

The refrigerator comprises a refrigerator body (100), wherein the refrigerator body (100) comprises an upper shell (110) and a lower shell (130), the upper shell (110) is fixed at the upper end of the lower shell (130), the upper end of the lower shell (130) is provided with an opening, the lower surface of the upper shell (110) is provided with a communication port communicated with the lower shell (130), a fan (150) is embedded in the communication port, the top of the upper shell (110) is provided with an air outlet, and the side wall of the lower shell (130) is provided with an air inlet;

the dust removal mechanism (300) comprises an anode electrode (310) and a cathode electrode (330), the anode electrode (310) is arranged on the edge of the inner wall of the upper shell (110), the cathode electrode (330) is arranged in the central position of the upper shell (110), a filter bag (350) is arranged in the lower shell (130), and a bag opening of the filter bag (350) is connected with the communication opening.

2. The multistage dust collecting device for the gypsum production line according to claim 1, wherein a sealing gasket (135) is fixed on the edge of an upper port of the lower shell (130), and the upper shell (110) is clamped and fixed with the lower shell (130).

3. The multistage dust collecting device in the gypsum production line according to claim 2, wherein a hook (111) is fixed on the surface of the upper housing (110), a buckle (131) is fixed on the surface of the lower housing (130), and the buckle (131) is in fit clamping connection with the hook (111).

4. The multistage dust collecting device for the gypsum production line according to claim 1, wherein an observation window (133) is embedded in the surface of the lower shell (130), and a dust collecting box (137) is installed at the bottom of the lower shell (130) in a sliding manner in a drawable manner.

5. The multistage dust collecting device for the gypsum production line according to claim 1, wherein an annular groove is formed between the communication port and the inner wall of the upper shell (110), an ash leakage port (113) is formed in the lower surface of the upper shell (110), a baffle (115) is slidably arranged on the upper surface of the ash leakage port (113), the ash leakage port (113) is communicated with the lower shell (130), and the ash leakage port (113) is arranged at the bottom of the annular groove.

6. The multistage dust collecting device for the gypsum production line according to claim 5, wherein a scraper (370) is arranged in the annular groove, a motor (117) is fixed on the surface of the upper shell (110), a rotating rod is coaxially fixed on a driving shaft of the motor (117), a connecting rod (119) is fixed at the lower end of the rotating rod, and the scraper (370) is fixedly connected with the connecting rod (119).

7. The multistage dust collecting device for the gypsum production line according to claim 1, wherein a filter cartridge (190) penetrates and is fixed in the communication port, two ends of the filter cartridge (190) are open, meshes are arranged on the side wall array of the filter cartridge (190), and the filter bag (350) is sleeved on the surface of the filter cartridge (190).

8. The multistage dust collecting device for the gypsum production line according to claim 1, wherein the anode electrode (310) is fixedly connected with the inner wall of the upper shell (110), a pipe sleeve (170) is fixed at the top of the upper shell (110), and the cathode electrode (330) is fixedly connected with the pipe sleeve (170).

9. The multistage dust collecting device for the gypsum production line according to claim 1, further comprising a dust collecting assembly (500), wherein the dust collecting assembly (500) comprises a diversion hose (510) and a filter screen plate (530), the filter screen plate (530) is fixedly installed at a port of one end of the diversion hose (510), the other end of the diversion hose (510) is communicated with the air inlet, and an air suction funnel (550) is fixedly installed at the port of the diversion hose (510).

10. The multistage dust collecting device of the gypsum production line according to claim 1, further comprising an exhaust assembly (700), wherein the exhaust assembly (700) comprises an exhaust pipe (710) and an activated carbon filter layer (730), the activated carbon filter layer (730) is arranged in an upper port of the exhaust pipe (710), and the lower end of the exhaust pipe (710) is fixedly communicated with the exhaust port.