CN210874472U

CN210874472U - Bag-type dust collector capable of improving bag-type dust collection use efficiency

Info

Publication number: CN210874472U
Application number: CN201920784551.XU
Authority: CN
Inventors: 陈亮
Original assignee: Botou Elida Environmental Protection Machinery Co ltd
Current assignee: Botou Elida Environmental Protection Machinery Co ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-06-30
Anticipated expiration: 2029-05-29

Abstract

The utility model belongs to the technical field of dust removal, in particular to a bag-type dust remover for improving the service efficiency of bag-type dust removal, which improves the dust removing effect on the outer wall of a dust removing bag, reduces the temperature difference between compressed air and smoke, reduces the phenomenon that the moisture in the smoke condenses on the bag wall of the dust removing bag to cause dust to harden and block a gas channel on the dust removing bag, reduces the resistance of air flow, reduces the power, reduces the influence on the dust removing efficiency, and improves the practicability, the bag-type dust remover comprises a dust removing device and a blowing gas device, wherein the dust removing device comprises a dust removing box, the bottom end of the dust removing box is communicated with a dust discharging ash bucket, a plurality of dust removing bags are arranged in the dust removing box through a bracket, the blowing gas device comprises a blowing gas bag, the upper part of each gas injection pipe is communicated with a one-way valve for preventing the smoke from entering a blowing pipe, the outer part, and the supporting device is arranged on the left outer wall of the dust removal box.

Description

Bag-type dust collector capable of improving bag-type dust collection use efficiency

Technical Field

The utility model belongs to the technical field of the dust removal, especially, relate to an improve sack cleaner of sack dust removal availability factor.

Background

The industrial waste gas pollution is one of bottlenecks restricting economic development, the industrial waste gas contains a large amount of dust and harmful substances which cause serious harm to the ecological environment, the most widely used equipment for dust removal at present is a bag-type dust collector, which is also called a bag-type dust collector and is a dry dust filter device, which is suitable for collecting fine, dry and non-fibrous dust, a filter bag is made of woven filter cloth or non-woven felt, the dust-containing gas is filtered by using the filtering action of fiber fabric, the existing bag-type dust collector generally adopts a dust collecting bag to filter smoke gas, then compressed air is used for blowing, so that the dust accumulated on the outer wall of the bag falls down, the existing bag-type dust collector comprises a dust collecting device and an air blowing device, the dust collecting device comprises a dust collecting box, the bottom end of the dust collecting box is communicated with a dust discharging hopper, and a plurality of dust collecting bags are arranged in the dust collecting box through a, the blowing device comprises a blowing air bag, the blowing air bag is arranged on the upper side of the outer wall of the left end of the dust removal box, a pulse controller used for controlling the air supply of the blowing air bag is arranged on the blowing air bag, a blowing pipe is arranged on the right side of the blowing air bag in a communicated mode, the blowing pipe is located on the upper side of the inner portion of the dust removal box, a plurality of blowing openings are formed in the bottom end of the blowing pipe, and the top end cloth bag openings of the plurality of blowing openings and the plurality of dust removal cloth bags are in one-to-one correspondence.

Present sack cleaner in use discovers, the distance between its blowing mouth and the dust removal sack is far away, can not be fine blow into the inside dust removal sack that makes of dust removal sack inflation with the compressed air current, it is relatively poor to the deashing effect of dust removal sack outer wall, simultaneously because the compressed air of jetting gas package has the difference in temperature with being handled the flue gas, steam in the flue gas easily dewdrops on the dust removal sack bag wall, and cause the dust to harden and block up the gas passage on the dust removal sack, cause the air current resistance to increase, power rises, seriously influence dust collection efficiency, the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

To the problem in the background, the utility model aims to provide an improve the deashing effect to the dust removal sack outer wall, reduce the difference in temperature between compressed air and the flue gas, reduce the steam in the flue gas and dewfall on the dust removal sack bag wall and cause the dust to harden and block up the phenomenon of gas passage on the dust removal sack, reduce the air current resistance, reduce power, reduce the influence to dust collection efficiency, improve the sack cleaner of the improvement sack dust removal availability factor of practicality.

In order to achieve the above object, the utility model provides a following technical scheme:

a bag-type dust collector for improving the use efficiency of bag-type dust collection comprises a dust collection device and an air injection device, wherein the dust collection device comprises a dust collection box, the bottom end of the dust collection box is communicated with and provided with a dust discharge ash bucket, a plurality of dust collection bags are arranged in the dust collection box through a support, the air injection device comprises an air injection bag, the air injection bag is arranged on the upper side of the outer wall of the left end of the dust collection box, a pulse controller for controlling the air supply amount of the air injection bag is arranged on the air injection bag, an air injection pipe is communicated with the right side of the air injection bag and is positioned on the upper side in the dust collection box, a plurality of air injection ports are arranged at the bottom end of the air injection pipe and correspond to the bag openings at the top ends of the dust collection bags one by one, air injection pipes are communicated with the bottom ends of the air injection ports, the bottom ends of the air injection pipes respectively penetrate through the bag openings at the top ends of the dust, the equipartition is provided with a plurality of gas outlets on the circumference outer wall of each jet-propelled pipe, and the upper portion of each jet-propelled pipe all communicates and is provided with the check valve that prevents the flue gas entering jetting pipe, the outside suit of jetting gas bag is provided with thermal-insulated cover, and thermal-insulated cover's bottom is provided with the strutting arrangement who is used for supporting thermal-insulated cover, and strutting arrangement installs on the left side outer wall of dust removal case, form the cavity between thermal-insulated cover and the outer wall of jetting gas bag, attached being provided with the heater strip on the outer wall of jetting gas bag, leave the interval between the inner wall of heater strip and thermal-insulated cover to install the controller that is used for controlling the heater strip heating on the top outer wall of.

In order to improve to separate heat exchanger bearing capacity, the utility model discloses improve and have, strutting arrangement includes backup pad and four bracing pieces, the right-hand member of backup pad with the left end outer wall downside of dust removal case is connected, and the bottom of four bracing pieces is connected with the four corners position region on backup pad top respectively, the top of four bracing pieces respectively with separate heat exchanger's bottom outer wall four corners position region connection.

In order to improve the stable support ability of jetting pipe in the dust removal incasement portion, the utility model discloses the improvement has, the right-hand member of jetting pipe is provided with the fixing base to the left end of fixing base is provided with the fixed slot, and the right-hand member of jetting pipe inserts to inside the fixed slot, and the right-hand member of fixing base with the right side wall connection of dust removal case.

Compared with the prior art, the beneficial effects of the utility model are that: the novel-structure bag-type dust remover capable of improving the use efficiency of bag-type dust removal can enable the injection pipes to extend into the dust removal bag through the arrangement of the injection pipes, simultaneously enable the interior of the dust removal bag to be rapidly and uniformly inflated through the air outlets uniformly distributed on the injection pipes, further improve the expansion speed of the dust removal bag, improve the dust removal effect on the outer wall of the dust removal bag, prevent gas entering the dust removal bag from flowing into the blowing air bag from the air outlets and the air injection pipes through the arrangement of the check valves, improve the use reliability, simultaneously control the heating wires to be heated through the controller, directly heat the gas in the blowing air bag through the heating wires due to the attachment of the heating wires to the outer wall of the blowing air bag, further improve the heating of compressed air injected into the dust removal box from the inside of the self-blowing air bag, and improve the protection of the heating wires through the heat insulation cover, prevent simultaneously that the heater strip from scalding operating personnel, through the clearance that leaves between thermal shield and the heater strip, because the air is hot bad conductor, and then can reduce the heat of heater strip to the condition of thermal shield transmission, improve the heating heat preservation effect of heater strip to jetting gas bag simultaneously, reduce calorific loss, thereby can pass through above-mentioned setting, reduce the difference in temperature between compressed air and the flue gas, reduce the steam in the flue gas and condense on the dust removal sack bag wall and cause the phenomenon that the dust hardens and blocks up gas channel on the dust removal sack, reduce the air flow resistance, reduce power, reduce the influence to dust collection efficiency, and the high practicality is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of a partial enlarged structure at a in fig. 1 according to the present invention.

Fig. 3 is a schematic diagram of a partial enlarged structure at B in fig. 1 according to the present invention.

Fig. 4 is a schematic diagram of a partial enlarged structure at C in fig. 1 according to the present invention.

Fig. 5 is a schematic view of the overlooking structure of the threaded pipe, the synchronous sprocket, the driving sprocket and the driving shaft of the present invention.

In the drawings, the reference numbers: 1. a dust removal box; 2. a dust and ash discharging hopper; 3. a dust removal cloth bag; 4. blowing an air bag; 5. a pulse control instrument; 6. a blowing pipe; 7. a gas ejector tube; 8. an air outlet; 9. a one-way valve; 10. a heat shield; 11. Heating wires; 12. a controller; 13. a support plate; 21. a fixed seat; 22. and a nut.

Detailed Description

In order to make the technical solution of the present invention more apparent, the present invention will be further described in detail with reference to the following examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 5, the bag-type dust collector for improving the utilization efficiency of bag-type dust collection of the present invention comprises a dust collector and a blowing gas device, wherein the dust collector comprises a dust collection box 1, the bottom end of the dust collection box 1 is communicated with a dust discharge hopper 2, a plurality of dust collection bags 3 are installed inside the dust collection box 1 through a support, the blowing gas device comprises a blowing gas bag 4, the blowing gas bag 4 is installed on the upper side of the outer wall of the left end of the dust collection box 1, a pulse controller 5 for controlling the gas supply amount of the blowing gas bag 4 is installed on the blowing gas bag 4, the right side of the blowing gas bag 4 is communicated with a blowing pipe 6, the blowing pipe 6 is located on the upper side inside of the dust collection box 1, the bottom end of the blowing pipe 6 is provided with a plurality of blowing ports, the plurality of blowing ports are in one-to-one correspondence with the top ports of the plurality of dust collection, and the left end of the fixed seat 21 is provided with a fixed groove, the right end of the injection tube 6 is inserted into the fixed groove, and the right end of the fixed seat 21 is connected with the right inner wall of the dust removal box 1, so that the stable supporting capability of the injection tube 6 in the dust removal box 1 is improved, the bottom ends of the plurality of injection ports are all communicated with the gas injection tube 7, the bottom end of each gas injection tube 7 respectively penetrates through the top cloth bag opening of each dust removal cloth bag 3 from the top end of each dust removal cloth bag 3 and respectively extends into each dust removal cloth bag 3, the plurality of gas outlets 8 are uniformly distributed on the circumferential outer wall of each gas injection tube 7, so that the gas entering the dust removal cloth bags 3 is prevented from flowing into the injection gas bag 4 from the gas outlets 8 and the gas injection tubes 7, the injection tube 6 extends into the dust removal cloth bags 3 through the arrangement of the injection tube 6, and simultaneously, the gas outlets 8 uniformly distributed on each injection tube 6 can simultaneously and uniformly, further improving the expansion speed of the dust removing cloth bag 3, improving the dust removing effect on the outer wall of the dust removing cloth bag 3, arranging a one-way valve 9 for preventing flue gas from entering the blowing pipe 6 on the upper part of each air injection pipe 7, arranging a heat insulation cover 10 outside the blowing air bag 4 in a sleeved mode, arranging a supporting device for supporting the heat insulation cover 10 at the bottom end of the heat insulation cover 10, installing the supporting device on the outer wall on the left side of the dust removing box 1, wherein the supporting device comprises a supporting plate 13 and four supporting rods, the right end of the supporting plate 13 is connected with the lower side of the outer wall on the left end of the dust removing box 1, the bottom ends of the four supporting rods are respectively connected with four corner position areas at the top end of the supporting plate 13, the top ends of the four supporting rods are respectively connected with four corner position areas on the outer wall on the bottom end of the heat insulation cover 10, the outer wall of the blowing air bag 4 is attached with a heating wire 11, a gap is reserved between the heating wire 11 and the inner wall of the heat shield 10, the protection of the heating wire 11 is improved through the heat shield 10, meanwhile, an operator is prevented from being scalded by the heating wire 11, the gap reserved between the heat shield 10 and the heating wire 11 is passed through, because air is a poor thermal conductor, the condition that the heat of the heating wire 11 is transferred to the heat shield 10 can be reduced, the heating and heat-preserving effect of the heating wire 11 on the blowing air bag 4 is improved, the heat loss is reduced, in addition, a controller 12 for controlling the heating of the heating wire 11 is installed on the outer wall of the top end of the dust removal box 1, the heating wire 11 is electrically connected with the controller 12, the heating wire 11 is conveniently controlled by the controller 12 to heat, because the heating wire 11 is attached to the outer wall of the blowing air bag 4, thereby can improve from 4 inside compressed air that spray to dust removal case 1 inside of jetting gas bag and heat to can reduce the difference in temperature between compressed air and the flue gas through above-mentioned setting, reduce the steam in the flue gas and condense on 3 bag walls of dust removal sack and cause the phenomenon that the dust hardens and block up gas channel on the dust removal sack 3, reduce the air current resistance, reduce power, reduce the influence to dust collection efficiency, improve the practicality.

The working process is as follows: firstly, a dust removal device is communicated with an external flue gas pipeline, then the dust removal device is opened to suck flue gas into a dust removal box 1 and filter the flue gas through a dust removal cloth bag 3, dust intercepted by the dust removal cloth bag 3 falls into an ash discharge hopper 2 under the action of gravity, the filtered gas passes through the dust removal cloth bag 3 and is discharged from the inside of the dust removal cloth bag 3 outwards, then a controller 12 is powered on, a heating wire 11 is controlled to heat the compressed air in a sprayed gas bag 4, then a pulse controller 5 is powered on, the compressed air in the sprayed gas bag 4 is sprayed into the dust removal cloth bag 3 from a gas outlet 8 on each gas jet pipe 7, the dust removal cloth bag 3 is rapidly expanded, and the dust on the outer wall of the dust removal cloth bag 3 falls into the ash discharge hopper 2.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In the description herein, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", 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 simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A bag-type dust collector for improving the use efficiency of bag-type dust collection comprises a dust collection device and an injection gas device, wherein the dust collection device comprises a dust collection box (1), the bottom end of the dust collection box (1) is communicated with a dust discharge ash bucket (2), a plurality of dust collection bags (3) are arranged in the dust collection box (1) through a support, the injection gas device comprises an injection gas bag (4), the injection gas bag (4) is arranged on the upper side of the outer wall of the left end of the dust collection box (1), a pulse controller (5) for controlling the gas supply amount of the injection gas bag (4) is arranged on the injection gas bag (4), an injection pipe (6) is communicated with the right side of the injection gas bag (4), the injection pipe (6) is positioned on the upper side in the dust collection box (1), a plurality of injection ports are formed in the bottom end of the injection pipe (6), and the plurality of injection ports are in one-to-one correspondence with the top, the method is characterized in that: the bottom ends of the plurality of blowing openings are communicated with each other and provided with an air injection pipe (7), the bottom ends of the air injection pipes (7) respectively penetrate through the top cloth bag openings of the dust removal cloth bags (3) from the top ends of the dust removal cloth bags (3) and respectively extend into the dust removal cloth bags (3), a plurality of air outlets (8) are uniformly distributed on the circumferential outer wall of each air injection pipe (7), the upper parts of the air injection pipes (7) are communicated with one-way valves (9) for preventing flue gas from entering the blowing pipes (6), the outer part of the blowing air bag (4) is sleeved with a heat insulation cover (10), the bottom end of the heat insulation cover (10) is provided with a supporting device for supporting the heat insulation cover (10), the supporting device is arranged on the outer wall on the left side of the dust removal box (1), a cavity is formed between the heat insulation cover (10) and the outer wall of the blowing air bag (4), and heating wires (11) are attached to the, an interval is reserved between the heating wire (11) and the inner wall of the heat insulation cover (10), a controller (12) used for controlling the heating wire (11) to heat is installed on the outer wall of the top end of the dust removal box (1), and the heating wire (11) is electrically connected with the controller (12).

2. The bag-type dust collector for improving the use efficiency of bag-type dust collection according to claim 1, wherein: the supporting device comprises a supporting plate (13) and four supporting rods, the right end of the supporting plate (13) is connected with the lower side of the outer wall of the left end of the dust removing box (1), the bottom ends of the four supporting rods are connected with four corner positions on the top end of the supporting plate (13) in an area mode, and the top ends of the four supporting rods are connected with four corner positions of the outer wall of the bottom end of the heat insulating cover (10) in an area mode.

3. The bag-type dust collector for improving the use efficiency of bag-type dust collection according to claim 2, wherein: the right-hand member of jetting pipe (6) is provided with fixing base (21) to the left end of fixing base (21) is provided with the fixed slot, and the right-hand member of jetting pipe (6) inserts to inside the fixed slot, and the right-hand member of fixing base (21) with the right side inner wall of dust removal case (1) is connected.