阅读说明：本技术 一种布袋除尘器 (Bag-type dust collector ) 是由 郭效森 郭英强 刘永胜 任景超 于 2020-06-05 设计创作，主要内容包括：本发明涉及除尘器技术领域,具体涉及一种布袋除尘器,包括过滤箱体、支脚和接尘斗,所述过滤箱体的左侧面下端连接有进气接管,所述过滤箱体的右侧面顶端设置有排气管,所述过滤箱体的上端四周内壁上设置有绝缘凸起,所述绝缘凸起之间设置有铁质安装板,所述铁质安装板上呈矩形阵列开设有多个安装圆孔,每个所述安装圆孔中设置有布袋外骨架；本发明在铁质底盘由于重力的作用垂直向下掉落,直至掉落至最低端时,能够瞬间将布袋绷直,从而将附着在布袋上的粉尘抖落,整个布袋上的粉尘清理过程无需通过压缩气体制造反冲高压气体对其粉尘进行反向冲刷,其不仅减少了设备成本,而且与现有的反冲气体冲刷相比,其滤带上粉尘清理效果更加优异。(The invention relates to the technical field of dust collectors, in particular to a bag-type dust collector which comprises a filter box body, support legs and a dust collecting hopper, wherein the lower end of the left side surface of the filter box body is connected with an air inlet connecting pipe, the top end of the right side surface of the filter box body is provided with an exhaust pipe, the peripheral inner wall of the upper end of the filter box body is provided with insulating bulges, an iron mounting plate is arranged between the insulating bulges, the iron mounting plate is provided with a plurality of mounting round holes in a rectangular array, and a bag outer framework is arranged in each mounting round hole; according to the dust cleaning device, the iron chassis vertically falls downwards under the action of gravity until the iron chassis falls to the lowest end, the cloth bag can be instantly straightened, so that dust attached to the cloth bag is shaken off, and the dust cleaning process on the whole cloth bag does not need to be carried out by back flushing high-pressure gas produced by compressed gas to carry out back flushing on the dust, so that the equipment cost is reduced, and compared with the existing back flushing gas flushing, the dust cleaning effect on the filter belt is more excellent.)

1. A bag-type dust collector comprises a filtering box body (1), supporting legs (2) and a dust collecting hopper (3), wherein the four supporting legs (2) are welded at four corners of the lower surface of the filtering box body (1), the dust collecting hopper (3) is connected with the lower surface of the filtering box body (1), the bag-type dust collector is characterized in that the lower end of the left side surface of the filtering box body (1) is connected with an air inlet connecting pipe (102), an exhaust pipe (103) is arranged at the top end of the right side surface of the filtering box body (1), insulating bulges (101) are arranged on the peripheral inner wall of the upper end of the filtering box body (1), an iron mounting plate (4) is arranged between the insulating bulges (101), a plurality of mounting round holes (401) are formed in a rectangular array on the iron mounting plate (4), a bag outer framework (5) is arranged in each mounting round hole (401), and each bag outer framework (5) comprises a plurality, the upper end of each vertical bar (501) is provided with a mounting circular ring (502) which is directly larger than the mounting circular hole (401), the lower end of each vertical bar (501) is connected with a magnetic baffle ring (503), a cloth bag (6) is arranged inside the cloth bag outer framework (5), the upper end of the cloth bag (6) is fixedly connected with the inside of the circular ring (502), the lower end of the cloth bag (6) is connected with an iron chassis (7), the diameter of the iron chassis (7) is smaller than that of an inner ring formed by the vertical bars (501), and the center of the upper surface of the iron chassis (7) is connected with a traction rope (8);

a transmission case (9) is arranged at the top end of the left side face of the filtering case body (1), a driving motor (10) is arranged on the outer side face of the transmission case (9), a rotating rod (11) with the number of lines equal to that of the mounting round holes (401) is arranged in the transmission case (9), the right end of the rotating rod (11) penetrates through the left side face of the filtering case body (1) to be connected with a bearing (12) on the inner wall of the right side of the filtering case body (1), an output shaft of the driving motor (10) extends into the transmission case (9) to be connected with the left end of one rotating rod (11), a plurality of driving belt wheels (13) are arranged on the rotating rod (11) connected with the output shaft of the driving motor (10), driven belt wheels (14) corresponding to the driving belt wheels (13) are arranged on the other rotating rods (11), and a triangular belt (15) is arranged between the driving belt wheels (13), lie in all be provided with reel (16) that equals with installation round hole (401) column number on filtering box (1) inside every bull stick (11), and every reel (16) sets up directly over corresponding installation round hole (401), the upper end of haulage rope (8) is connected on reel (16) that corresponds, is located be provided with insulating installation piece (17) on the filtering box (1) inner wall of iron mounting panel (4) top, be provided with powerful electromagnet (18) on insulating installation piece (17), the working face of powerful electromagnet (18) contacts with iron mounting panel (4), be provided with the control switch who is used for controlling driving motor (10) and powerful electromagnet (18) on the lateral surface of filtering box (1).

2. The bag-type dust collector according to claim 1, wherein a plurality of reinforcing ring ribs (504) are uniformly welded on the outer side surface of the middle section of the plurality of vertical bars (501).

3. The bag-type dust collector according to claim 1, wherein the outer side surface of the middle section of the bag (6) is uniformly connected with a plurality of bag opening rings (601).

4. Bag-type dust collector according to claim 1, characterized in that the outer end of the inlet connection (102) is provided with a connecting flange (108).

5. A bag-type dust collector according to claim 1, wherein the bag outer frame (5) is in the shape of a cylinder with a length of 1500mm and a diameter of 300 mm.

6. The bag-type dust collector according to claim 1, wherein the circular mounting holes (401) are arranged in four rectangular arrays, six in the transverse direction and four in the longitudinal direction.

7. The bag-type dust collector according to claim 1, wherein the upper surface of the filtering box body (1) is open, a connecting hole (104) is formed at the top end of the front side and the rear side of the filtering box body (1), a box cover (105) is arranged on the upper surface of the filtering box body (1), a threaded hole (106) corresponding to the connecting hole (104) is formed in the front side and the rear side of the box cover (105), and a connecting bolt (107) is arranged in the threaded hole (105) and the connecting hole (104).

8. The cloth bag dust collector of claim 1, wherein a discharging cylinder (19) is arranged below the dust collecting hopper (3), a strip-shaped opening communicated with the lower end of the dust collecting hopper (3) is formed in the discharging cylinder (19), an auger motor (20) is arranged on the left end face of the discharging cylinder (19), an auger transportation blade (21) is connected to the end portion, penetrating through the left side wall of the discharging cylinder (19), of an output shaft of the auger motor (20), and a dust discharging pipe (22) is arranged at the right end of the lower surface of the discharging cylinder (19).

9. The cloth bag dust collector of claim 1, wherein an air distribution plate (23) is arranged inside the filtering box body (1) below the cloth bag (6), and a plurality of air holes (231) are formed in the air distribution plate (23).

10. The bag-type dust collector according to claim 9, wherein the distribution plate (23) is inclined from high to low, and a discharge opening (232) is provided at the lower right end of the distribution plate (23).

Technical Field

The invention relates to the technical field of dust collectors, in particular to a bag-type dust collector.

Background

The bag-type dust collector is a dry dust filter. It is suitable for trapping fine, dry, non-fibrous dust. The filter bag is made of a woven cloth bag or a non-woven felt, the dust-containing gas is filtered by utilizing the filtering action of the fiber fabric, after the dust-containing gas enters the cloth bag dust remover, the cloth bag filters the dust-containing gas, the cloth bag leaves dust in the dust remover, and the dust falls into the dust hopper due to the gravity of the dust and the action of the back blowing device, so that the gas is purified. After the bag-type dust collector is operated for a period of time, dust adsorbed on the bag needs to be shaken off by backflushing compressed gas so as to increase the filtering effect of the bag-type dust collector.

For example, the invention with the patent number of CN109173478A discloses a bag-type dust collector, which comprises an outer shell, a filter bag, a filter element, an ash cleaning unit and a screw conveyer, a support frame is fixed inside the upper end of the outer shell, one end of the filter element is uniformly fixed on the support frame, the filter bag is sleeved outside the filter element and fixed with an annular hook on the filter element, the filter element also comprises a top ring, a gas guide cover, a wind shield, a spring, a bottom ring and an elastic rod, the flaring of the air guide cover is respectively fixed at the bottom of the top ring and the top of the bottom ring, the wind shield is fixed on the elastic rod through a spring, the elastic rods are fixed between the top ring and the bottom ring, the number of the ash removal units is two, the ash removal units are respectively positioned at the upper side and the lower side of the filter element, the bottom end of the outer shell is provided with an ash bucket, the spiral conveyor is installed in the ash bucket, and the outer shell is also provided with an air inlet pipe and an air outlet pipe; although this sack cleaner shakes off through the dust of drum into compressed gas on with the sack in filtering a period after, its overall structure is complicated, need set up a compressed gas manufacturing unit, high-pressurepipe and pulse valve outside the dust removal box, and the recoil also can make the inside static dust of box blow once more like the compressed gas of dust removal incasement portion moreover. In addition, the air with dust introduced into the bag-type dust collector directly moves upwards, and the air flow is concentrated under the general condition, so that one bag is filtered, and other bags cannot effectively play a role in filtering, and the compressed air needs to be frequently utilized for backflushing. Therefore, aiming at the defects of the existing bag-type dust collector, the design of the bag-type dust collector capable of effectively solving the technical problems is a technical problem to be solved.

Disclosure of Invention

The invention aims to overcome the defects of a bag-type dust collector, and designs the bag-type dust collector which can clean a bag without a compressed gas manufacturing unit, a high-pressure gas pipe and a pulse valve and can uniformly distribute gas in the filtering process.

The invention is realized by the following technical scheme:

a bag-type dust collector comprises a filter box body, support legs and a dust collecting hopper, wherein the four support legs are welded at four corners of the lower surface of the filter box body, the dust collecting hopper is connected with the lower surface of the filter box body, the lower end of the left side surface of the filter box body is connected with an air inlet connecting pipe, the top end of the right side surface of the filter box body is provided with an exhaust pipe, the peripheral inner wall of the upper end of the filter box body is provided with insulating bulges, an iron mounting plate is arranged between the insulating bulges, the iron mounting plate is provided with a plurality of mounting round holes in a rectangular array, a bag outer framework is arranged in each mounting round hole and comprises a plurality of vertical strips arranged in an annular array, the upper ends of the vertical strips are provided with mounting rings which are directly larger than the mounting round holes, the lower ends of the vertical strips are connected with magnetic retaining rings, the upper end of the cloth bag is fixedly connected with the inside of the circular ring, the lower end of the cloth bag is connected with an iron chassis, the diameter of the iron chassis is smaller than that of an inner ring formed by a plurality of vertical bars, and the center of the upper surface of the iron chassis is connected with a traction rope;

a transmission case is arranged at the top end of the left side surface of the filtering case body, a driving motor is arranged on the outer side surface of the transmission case body, rotary rods with the number equal to that of the installation round holes are arranged in the transmission case body, the right ends of the rotary rods penetrate through the left side surface of the filtering case body to be connected with bearings on the inner wall of the right side of the filtering case body, the output shaft of the driving motor extends into the transmission case body to be connected with the left end of one of the rotary rods, a plurality of driving belt wheels are arranged on the rotary rods connected with the output shaft of the driving motor, driven belt wheels corresponding to the driving belt wheels are arranged on the other rotary rods, a triangular belt is arranged between the driving belt wheels and the driven belt wheels, reels with the number equal to that of the installation round holes are arranged on each rotary rod in the filtering case body, each reel is arranged right above the corresponding installation round hole, be located be provided with insulating installation piece on the filtration box inner wall of iron mounting panel top, be provided with powerful electro-magnet on the insulating installation piece, powerful electro-magnet's active surface contacts with the iron mounting panel, be provided with the control switch who is used for controlling driving motor and powerful electro-magnet on the lateral surface of filtration box.

As the further setting of above-mentioned scheme, many the interlude lateral surface of vertical retort has evenly welded a plurality of beaded finish ribs.

As a further arrangement of the scheme, the outer side surface of the middle section of the cloth bag is uniformly connected with a plurality of cloth bag opening circular rings.

As a further arrangement of the above scheme, a connecting flange is arranged at the outer end of the air inlet connecting pipe.

As a further arrangement of the scheme, the outer framework of the cloth bag is in a cylindrical shape with the length of 1500mm and the diameter of 300 mm.

As a further arrangement of the scheme, the six mounting round holes are arranged in a transverse rectangular array and four longitudinal rectangular arrays.

As a further arrangement of the above scheme, the upper surface of the filtering box body is opened, the top end of the front side and the back side of the filtering box body is provided with a connecting hole, the upper surface of the filtering box body is provided with a box cover, the front side and the back side of the box cover are provided with a threaded hole corresponding to the connecting hole, and the threaded hole and the connecting hole are internally provided with a connecting bolt.

As the further setting of above-mentioned scheme, connect the below of dirt fill to be provided with and arrange the material drum, arrange the strip mouth that sets up and connect the dirt fill lower extreme to be linked together of material drum, the left end face of arranging the material drum is provided with auger motor, the end connection that the output shaft of auger motor passed row material drum left side wall has auger transportation leaf, the lower surface right-hand member of arranging the material drum is provided with the dust exhaust pipe.

As a further arrangement of the scheme, an air flow uniform distribution plate is arranged in the filtering box body below the cloth bag, and a plurality of air holes are formed in the air flow uniform distribution plate.

As a further arrangement of the proposal, the airflow uniform distribution plate is arranged in an inclined way with a higher left part and a lower right part, and the right lower end of the airflow uniform distribution plate is provided with a discharge outlet.

Has the advantages that:

1. compared with the prior art, when a large amount of dust is attached to the surface of the cloth bag and the filtering effect is reduced, an operator only needs to start the driving motor and switch on the strong electromagnet through the control switch, the rotating rod rotates under the driving of the driving motor to wind the traction rope, the lower end of the traction rope is connected with the iron chassis at the lower end of the cloth bag, so that the whole cloth bag can be upwards contracted along the inside of the outer framework of the cloth bag in the winding process of the traction rope until the iron chassis moves to the top end of the outer framework of the cloth bag, at the moment, the strong electromagnet generates a strong magnetic field due to the power switch-on of the strong electromagnet, the iron mounting plate is magnetized by the generated magnetic field, the iron chassis moving to the upper end can be sucked, after the iron chassis is adsorbed and fixed, the driving motor rotates reversely for the same number of turns, the traction rope is unwound, then the magnetic field, at this moment, the iron chassis vertically drops downwards under the action of gravity, and when dropping to the lowest end, the cloth bag can be stretched out and straightened instantly, so that dust attached to the cloth bag can be shaken off, the dust cleaning process on the whole cloth bag does not need to manufacture backflushing high-pressure gas through compressed gas to carry out reverse flushing on the dust, the equipment cost is reduced, and compared with the existing backflushing gas flushing, the dust cleaning effect on the filter belt is more excellent.

2. The lower end of the dust receiving hopper is provided with the discharge cylinder, dust can effectively fall into the auger conveying leaf in the filtering process or the cloth bag cleaning process, then accumulated dust in the dust receiving hopper is intensively flushed to the lower end of the dust discharge pipe by the driving box of the auger motor, and compared with the traditional dust receiving hopper, the dust collecting hopper can intensively discharge the dust in the dust receiving hopper, and an operator does not need to respectively arrange a plurality of recovery devices for receiving the dust at different positions of the lower end of the dust receiving hopper, so that the dust collecting hopper is more convenient in the subsequent cleaning process, and the labor amount of the operator is greatly reduced.

3. The filter cloth bag is characterized in that an air flow distribution plate is arranged below the cloth bag, a plurality of air holes are formed in the air flow distribution plate, the air flow distribution plate can block large-particle dust when air flow is introduced, primary filtration is carried out, the inflowing air flow can uniformly flow into an upper filter cloth bag, and the problem that the air flow is concentrated in one filter cloth bag for filtration, so that the poor filtration effect is caused is avoided; and its air current equipartition board slope sets up to set up the bin outlet at its right lower extreme, its dust that falls can fall into along air current equipartition board from the bin outlet and connect the dirt to fight, prevent effectively that its bleeder vent from being blockked up, effectively improved whole filterable effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a top internal perspective view of the filtration tank of the present invention;

FIG. 3 is a perspective view of the cover of the present invention;

FIG. 4 is a front interior plan view of the filter housing of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4;

FIG. 6 is a perspective view of the outer frame of the cloth bag of the present invention;

FIG. 7 is a three-dimensional structure view of a cloth bag and an iron chassis in the invention;

FIG. 8 is a top internal cross-sectional view of the transmission of the present invention.

Fig. 9 is a view showing the inner plan view of the discharge cylinder in the present invention.

Wherein, 1-filtering box body, 101-insulating bulge, 102-air inlet connecting pipe, 103-exhaust pipe, 104-connecting hole, 105-box cover, 106-threaded hole, 107-connecting bolt, 108-connecting flange, 2-support leg, 3-dust collecting bucket, 4-iron mounting plate, 401-mounting round hole, 5-bag outer skeleton, 501-vertical bar, 502-circular ring, 503-magnetic baffle ring, 504-reinforcing ring rib, 6-bag, 601-bag opening circular ring, 7-iron chassis, 8-traction rope, 9-transmission box, 10-driving motor, 11-rotating rod, 12-bearing, 13-driving pulley, 14-driven pulley, 15-V belt, 16-winding wheel, 17-insulating mounting block, 18-strong electromagnet, 19-discharging cylinder, 20-auger motor, 21-auger conveying blade, 22-dust discharging pipe, 23-air flow distribution plate, 231-air hole and 232-discharging hole.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The bag-type dust collector of the present invention will be described in detail with reference to the accompanying drawings 1 to 9.