CN108404543B - Multi-stroke anti-dust-return pulse cloth bag type dust removal equipment - Google Patents
Multi-stroke anti-dust-return pulse cloth bag type dust removal equipment Download PDFInfo
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- CN108404543B CN108404543B CN201810609928.8A CN201810609928A CN108404543B CN 108404543 B CN108404543 B CN 108404543B CN 201810609928 A CN201810609928 A CN 201810609928A CN 108404543 B CN108404543 B CN 108404543B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
- B01D46/0008—Two or more filter elements not fluidly connected positioned in the same housing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/44—Auxiliary equipment or operation thereof controlling filtration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides multi-stroke anti-dust-return pulse bag-type dust removal equipment, which comprises a supporting base, a sleeve and a stroke plate, wherein the stroke plate is arranged on the supporting base; the top of the supporting base is fixedly connected to the bottom of the whole dust removing equipment through bolts; the bottom of the dust removal box is welded with a dust storage box in an inverted isosceles trapezoid shape. According to the arrangement of the air inlet guide plate and the exhaust end guide plate, after the air flow with dust enters the dust removal box, firstly, the mixed air flow can move upwards under the guide effect of the air inlet guide plate, secondly, the dust accumulated in the dust storage box below can be protected, the dust is prevented from being brought up by the air flow again, and due to the arrangement of the exhaust end guide plate, when the mixed air flow reaches the side wall of the right end of the dust removal box, the mixed air flow is in a gentle state, and at the moment, by means of the exhaust end guide plate, on one hand, the air can be upwards guided, and the dust can fall into the dust storage box downwards under the action of self gravity.
Description
Technical Field
The invention belongs to the technical field of dust removal equipment, and particularly relates to multi-stroke anti-dust-return pulse bag type dust removal equipment.
Background
The dust removing equipment is equipment for separating dust from flue gas, and is also called a dust remover or dust removing equipment. Dust collecting equipment utilizes dust removal water pipe and forced air pipeline in the pit, add certain additive in aqueous, introduce the wind pressure, pass through professional equipment, accomplish a series of process flows, produce the foam, through the distributor, the shower nozzle bracket component sprays to the dirt source on, and dust collecting equipment on the market, mostly as in patent application CN201720335235.5 high-efficient pulse pocket type dust collecting equipment, this high-efficient pulse pocket type dust collecting equipment simple structure, convenient operation, therefore, the clothes hanger is strong in practicability, it is effectual to the less dust treatment of granule, secondary pollution can not be caused, the effectual dust collection efficiency that has improved, thereby reduce the cost of removing dust. Store up the dust bin and all fix the top at the base with the support frame, the top at the support frame is all fixed with the exhaust fan to the air inlet machine, cyclone, shell I all sets up on the support frame with shell II, the card is fixed on the inner wall of shell I, the filter bag frame is fixed on the venturi tube, the dust removal filter bag sets up on the filter bag frame, the jetting pipe sets up the inside at shell I, PLC programmable pulse valve sets up on the jetting pipe, the controller sets up the left side at PLC programmable pulse valve, the upper cover sets up the top at shell I, the electrostatic precipitator net sets up the inside at shell II, scrape the left side of dirt device setting at the electrostatic precipitator net.
Based on the above, the inventor finds that, when the dust removing device in the market and the dust removing device in the patent are used, if the air volume is increased or unstable, the dust in the dust removing box is easily reflected, the dust content in the flue gas is increased, and only the dust filtering bag is adopted for removing dust, the dust removing path is limited, and in order to achieve a better dust removing effect, a plurality of dust removing devices have to be connected in series, so that the dust removing cost is increased.
Also, as in patent application CN201710756803.3, a dual-frequency rapping bag dust-collecting device comprises a dust-collecting box body, dust-collecting ports, and a bag, wherein a plurality of the dust-collecting ports are installed at the upper part of the dust-collecting box body, each dust-collecting port is externally connected with a dust-collecting fan, the dust-collecting ports are in a hopper shape with a wide top and a narrow bottom, and the dust-collecting ports are connected with the bag downwards; still install low frequency motor and high frequency motor in the dust removal box, low frequency motor and high frequency motor are connected with first main vibrating arm and second main vibrating arm respectively, first main vibrating arm and second main vibrating arm are connected with every sack through vice vibration strip respectively. The invention increases the dust falling efficiency after dust removal from the angle of vibration striking, greatly reduces the possibility and the amount of dust gathering in the middle part and provides guarantee for the continuity of dust removal work.
Although the above patent uses dual frequency rapping to remove dust, the dust-back is very easy to occur during rapping, and the mechanism for discharging dust is very easy to cause dust explosion if the safety measures cannot be taken.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a multi-stroke anti-dust-return pulse bag type dust removal device is provided, so as to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the invention provides multi-stroke anti-dust-return pulse bag type dust removal equipment, which aims to solve the problems that the existing dust removal box is easy to cause dust return in the dust removal box and increases the dust content in flue gas if the air volume is increased or unstable, the dust removal path is limited because only a dust filter bag is adopted for dust removal, a plurality of dust removal equipment have to be connected in series to achieve a better dust removal effect, the dust removal cost is increased, and a dust discharge mechanism is easy to cause dust explosion if safety measures cannot be adopted.
The invention relates to a multi-stroke anti-dust-return pulse bag-type dust removal device, which has the purpose and the effect achieved by the following specific technical means:
the pulse bag type dust removal equipment comprises a supporting base, an air inlet machine, an air inlet, a dust removal box, an inspection well, a dust storage box, a PLC (programmable logic controller), a connecting air pipe, a servo motor, a motor gear disc, a non-return body, a driven gear disc, a reset spring, a limiting fixed block, a rotating shaft, an air outlet, an exhaust fan, a baffle body, an air compression tank, a PLC (programmable logic controller) pulse valve, an air inlet guide plate, a blowing box, a high-pressure blowing pipe, a purification cavity, an exhaust end guide plate, a dust collection plate, a barb plate, an arc panel, a supporting plate, an air vent, a dust removal filter rod, a sleeve and a stroke plate; the top of the supporting base is fixedly connected to the bottom of the whole dust removing equipment through bolts; the left end plane of the top of the supporting base is fixedly connected with an air inlet machine through bolts, and the right upper side wall of the right end of the air inlet machine is fixedly connected to an air inlet of the left end side wall of the dust removal box through an air pipe; the bottom of the dust removal box is welded with a dust storage box in an inverted isosceles trapezoid shape; the upper end of the side wall of the right end of the dust removal box is connected to an air inlet of the left side wall of the dust removal box at the right end through a Z-shaped connecting air pipe; the internal structures of the dust removing box and the dust storage box on the right side are consistent with those of the dust removing box and the dust storage box on the left side, and an air outlet at the upper end of the right side wall of the dust removing box on the right side is connected with an exhaust fan rightwards through an air pipe; a circular maintenance well is arranged in the center of the plane at the top of the dust removal box; a PLC controller is fixedly connected to the top plane of the support base below the connecting air pipe through a bolt; an air compression tank is vertically fixed on the side wall of the left end of the dust removal box through a bolt, and a PLC program control pulse valve arranged on the air compression tank is connected with a rectangular injection box in the dust removal box through a connecting pipe; the PLC programmable pulse valve is electrically connected with the PLC controller; a support plate is fixedly connected in the dust removing box below the blowing box, a high-pressure blowing pipe is fixedly connected between the support plate and the dust removing box, and a dust removing filter stick is arranged on the plane of the bottom of the support plate corresponding to the high-pressure blowing pipe; a baffle body is longitudinally arranged at the center of the bottom of the dust storage box, and the front end and the rear end of the baffle body are rotationally connected to the front side wall and the rear side wall of the dust storage box; the tail end of the rotating shaft at the front end of the blocking body is fixedly connected with a driven gear disc.
Furthermore, the bottom of the corresponding position of the air inlet in the dust removal box is fixedly provided with an upward-bent arc-shaped air inlet guide plate, and a downward-bent arc-shaped exhaust end guide plate is arranged at the position, which is below the air outlet and parallel to the top end of the air inlet guide plate, in the dust removal box.
Furthermore, the dedusting filter stick is composed of two parts, namely a lower dedusting filter stick main body and an upper sleeve, wherein the sleeve is internally provided with internal threads, and the dedusting filter stick main body is in threaded connection with the sleeve.
Furthermore, the stroke plate is vertically arranged between the dust removing filter rods and is of a semi-elliptical arc structure, the dust removing filter rods are distributed along the arc surfaces of the stroke plate, and the stroke plate at the left end in the dust removing box and the stroke plate at the right end in the dust removing box are of mirror symmetry opposite structures.
Furthermore, four groups of air holes consistent with the stroke plate structure are formed between the high-pressure blowpipes on the supporting plates.
Furthermore, the top opening of the dust storage box is longitudinally provided with two groups of symmetrical dust collecting plates with 30-degree inclination angle which are longitudinally arranged.
Furthermore, inclined planes which are inclined inwards by 30 degrees at two sides of the dust storage box are provided with barb plates which incline downwards.
Furthermore, an arc panel corresponding to the blocking body is laid on the bottom plane of the dust storage box, the blocking body is of a block structure with rectangular upper and lower surfaces and cylindrical left and right side walls.
Furthermore, a servo motor is fixedly arranged on the plane of the bottom of the dust storage box corresponding to the driven gear disc through bolts, a motor gear disc is arranged on a rotating shaft of the servo motor, and the motor gear disc is meshed with the driven gear disc.
Further, be connected with the non return body of semielliptic cylinder column structure through the pivot rotation on the dust storage box lateral wall on the right side of driven gear dish, and the left end of non return body blocks in the tooth's socket of driven gear dish just, and the lower extreme plane of non return body leans on left fixedly connected with reset spring moreover, and reset spring bottom fixed connection is on the wing platform that the dust storage box extends out, and the right-hand member of non return body then takes on spacing fixed block.
Compared with the prior art, the invention has the following beneficial effects:
the air inlet guide plate and the exhaust end guide plate are arranged, the upward bent quarter arc-shaped air inlet guide plate is fixedly arranged at the bottom of the corresponding part of the air inlet in the dust removing box, a quarter arc-shaped exhaust end guide plate which is bent downwards is arranged in the dust removing box below the air outlet and is parallel to the top end of the air inlet guide plate, so that the airflow with dust can firstly move upwards under the guiding action of the air inlet guide plate after entering the dust removing box, secondly, the dust accumulated in the dust storage box below can be protected to avoid being carried by the airflow again and the arrangement of the exhaust end guide plate, when the mixed gas flow reaches the side wall of the right end of the dust removal box, the mixed gas flow is already in a gentle state, and at the moment, by means of the exhaust end guide plate, on one hand, gas can be upwards guided, and dust can fall into the dust storage box downwards under the action of self gravity.
The dust removal filter stick is provided with the sleeve, the dust removal filter stick is composed of two parts, namely a lower dust removal filter stick main body and an upper sleeve, the sleeve is internally provided with internal threads, and the dust removal filter stick main body is screwed in the sleeve, so that the dust removal filter stick can be independently replaced, and the dust removal efficiency cannot be influenced.
The setting of stroke board vertically sets up between the dust removal filter rod through the stroke board, and the stroke board is semiellipse circular arc column structure, and the dust removal filter rod distributes along the stroke board cambered surface moreover to the stroke board of left end in the dust removal incasement and the stroke board of right-hand member in the dust removal incasement are mirror symmetry opposite structure, thereby make the mixed gas flow that gets into the dust removal filter rod within range can carry out the flow in S route, increase the contact chance of mixed gas and dust removal filter rod, improve dust collection efficiency.
The setting of collection dirt board and barb board, the top opening part through storing up the dirt case vertically is provided with the collection dirt board longitudinal arrangement who is two sets of symmetries of 30 degrees by inclination and constitutes, thereby make the dust that falls in the upper right side dust removal case can the folk prescription to entering into in the storage dirt case, and the collection dirt board uses the middle part to be central symmetry line distribution, the position of cooperation top air intake and air exit, anti-dirt has appeared in having avoided storing up the dirt case, and be provided with the barb board of downward sloping on the inclined plane of the 30 degrees of the both sides leanin of storing up the dirt case, thereby make the dust in the storage dirt case hardly upwards remove, the stability of dust in the storage dirt case has been increased.
The driven gear disc and the motor gear disc are arranged, a servo motor is fixedly arranged on the plane of the bottom of the dust storage box corresponding to the driven gear disc through bolts, the motor gear disc is arranged on the rotating shaft of the servo motor, and the motor gear disc and the driven gear disc are mutually meshed, so that the baffle body can rotate on the servo motor to further control dust discharge, a semi-elliptic cylinder structure check body is rotatably connected on the outer side wall of the dust storage box on the right side of the driven gear disc through a rotating shaft, the left end of the check body is just clamped in the tooth socket of the driven gear disc, a reset spring is fixedly connected on the lower plane of the check body close to the left, the bottom end of the reset spring is fixedly connected on a fin platform extending out of the dust storage box, the right end of the check body is lapped on a limiting fixed block, the outer side wall of the dust storage box on the right side of the driven gear disc is rotatably connected with the semi-elliptic, the left end of the non-return body is just clamped in a tooth groove of the driven gear disc, a reset spring is fixedly connected to the left position of the lower end plane of the non-return body, the bottom end of the reset spring is fixedly connected to a wing platform extending out of the dust storage box, and the right end of the non-return body is lapped on the limiting fixing block.
Drawings
Fig. 1 is a schematic diagram of the right front axial view structure of the invention.
Fig. 2 is a schematic view of the enlarged portion of fig. 1 of the present invention.
Fig. 3 is a schematic view of the left rear lower axial view of the present invention.
Fig. 4 is a front sectional structural schematic view of the present invention.
Figure 5 is a schematic view of the upper portion of the blowing box and support plate of the present invention.
Figure 6 is a schematic view of the lower axial view of the blowing box and support plate portions of the present invention.
Fig. 7 is a schematic view of the upper perspective structure of the dust box portion of the present invention.
Figure 8 is a schematic axial view of the portion of the bin of the present invention without the dust collecting plate.
Fig. 9 is a schematic view of the dust storage bin with no dust collecting plate part baffle body turned over.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1-supporting base, 2-air inlet machine, 3-air inlet, 4-dust removing box, 5-maintenance well, 6-dust storage box, 7-PLC controller, 8-connecting air pipe, 9-servo motor, 901-motor gear disc, 10-check body, 1001-driven gear disc, 1002-reset spring, 1003-limit fixed block, 1004-rotating shaft, 11-air outlet, 12-exhaust fan, 13-baffle body 1401, 14-air compression tank, PLC programmable pulse valve, 15-air inlet guide plate, 16-blowing box, 1601-high pressure blow pipe, 17-purification cavity, 18-exhaust end guide plate, 19-dust collecting plate, 20-barb plate, 21-cambered plate, 22-supporting plate, 2201-air vent, 23-dedusting filter stick, 2301-sleeve and 24-stroke plate.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; 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, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides multi-stroke anti-dust-return pulse bag-type dust removal equipment, which comprises a supporting base 1, an air inlet machine 2, an air inlet 3, a dust removal box 4, an inspection well 5, a dust storage box 6, a PLC (programmable logic controller) 7, a connecting air pipe 8, a servo motor 9, a motor gear disc 901, a check body 10, a driven gear disc 1001, a reset spring 1002, a limiting fixed block 1003, a rotating shaft 1004, an air outlet 11, an exhaust fan 12, a baffle body 13, an air compression 1401 tank 14, a PLC programmable pulse valve, an air inlet guide plate 15, a blowing box 16, a high-pressure blow pipe 1601, a purification cavity 17, an exhaust end guide plate 18, a dust collection plate 19, a barb plate 20, an arc panel 21, a supporting plate 22, air holes 2201, a dust removal filter stick 23, a sleeve 2301 and a; the top of the supporting base 1 is fixedly connected to the bottom of the whole dust removing equipment through bolts; the left end plane of the top of the supporting base 1 is fixedly connected with an air inlet fan 2 through bolts, and the right upper side wall of the air inlet fan 2 is fixedly connected with an air inlet 3 of the side wall of the left end of the dust removing box 4 through an air pipe; the bottom of the dust removing box 4 is welded with a dust storage box 6 in an inverted isosceles trapezoid shape; the upper end of the side wall of the right end of the dust removing box 4 is connected with the air inlet 3 of the left side wall of the dust removing box 4 at the right end through a Z-shaped connecting air pipe 8; the internal structures of the dust removing box 4 and the dust storage box 6 on the right side are consistent with those of the dust removing box 4 and the dust storage box 6 on the left side, and an air outlet 11 at the upper end of the right side wall of the dust removing box 4 on the right side is connected with an exhaust fan 12 rightwards through an air pipe; a circular manhole 5 is arranged in the center of the plane at the top of the dust removing box 4; a PLC (programmable logic controller) 7 is fixedly connected to the top plane of the support base 1 below the connecting air pipe 8 through bolts; an air compression tank 14 is vertically fixed on the side wall of the left end of the dust removal box 4 through a bolt, and a PLC program control pulse valve 1401 arranged on the air compression tank 14 is connected with a rectangular injection box 16 in the dust removal box 4 through a connecting pipe; the PLC program control pulse valve 1401 is electrically connected with the PLC controller 7; a supporting plate 22 is fixedly connected in the dust removing box 4 below the blowing box 16, a high-pressure blowing pipe 1601 is fixedly connected between the supporting plate 22 and the dust removing box 4, and a dust removing filter stick 23 is arranged on the bottom plane of the supporting plate 22 corresponding to the high-pressure blowing pipe 1601; a baffle body 13 is longitudinally arranged at the center of the bottom of the dust storage box 6, and the front end and the rear end of the baffle body 13 are rotationally connected to the front side wall and the rear side wall of the dust storage box 6; the end of the rotating shaft at the front end of the blocking body 13 is fixedly connected with a driven gear disc 1001.
Wherein, the bottom of the dust removing box 4 corresponding to the air inlet 3 is fixedly provided with an upward bent quarter arc-shaped air inlet guide plate 15, a quarter arc-shaped exhaust end guide plate 18 which is bent downwards is arranged in the dust removing box 4 below the air outlet 11 and is parallel to the top end of the air inlet guide plate 15, so that the airflow with dust can firstly move upwards under the guiding action of the air inlet guide plate 15 after entering the dust removing box 4, secondly, the dust accumulated in the dust storage box 6 at the lower part can be protected from being carried up by the airflow again, and the arrangement of the exhaust end guide plate 18, when the mixed gas flow reaches the right end side wall of the dust removal box 4, the mixed gas flow is already in a gentle state, and at the moment, by means of the exhaust end guide plate 18, on the one hand, the gas can be upwards guided, and the dust can fall downwards into the dust storage box 6 under the action of the self gravity.
The dedusting filter rod 23 is composed of two parts, namely a lower dedusting filter rod 23 main body and an upper sleeve 2301, wherein the sleeve 2301 is internally provided with internal threads, and the dedusting filter rod 23 main body is screwed in the sleeve 2301, so that the dedusting filter rod 23 can be independently replaced, and the dedusting efficiency is not influenced.
The stroke plates 24 are longitudinally arranged between the dedusting filter rods 23, the stroke plates 24 are of a semi-elliptical arc structure, the dedusting filter rods 23 are distributed along the arc surfaces of the stroke plates 24, the stroke plates 24 at the left end in the dedusting box 4 and the stroke plates 24 at the right end in the dedusting box 4 are of mirror symmetry and opposite structures, so that mixed air flow entering the range of the dedusting filter rods 23 can flow in an S path, the contact probability of the mixed air and the dedusting filter rods 23 is increased, and the dedusting efficiency is improved.
Four sets of air holes 2201 with the same structure as the stroke plate 24 are formed between the high-pressure blowing pipes 1601 on the supporting plate 22, as shown in fig. 5 and 6, so that the air flow through quantity is ensured, large particle dust in the air flow can be blocked, and the purity in the upper purifying cavity 17 is ensured.
Wherein, the top opening part of dust storage box 6 vertically is provided with the 19 vertical arrangements of the dust collecting plate of two sets of symmetries that are 30 degrees by inclination and constitutes to make the dust that falls in the upper right side dust removal case 4 can the folk prescription enter into dust storage box 6, and dust collecting plate 19 uses the middle part to be central symmetry line distribution, and the position of cooperation top air intake 3 and air exit 11 has avoided appearing anti-dirt in dust storage box 6.
Wherein, the two sides of the dust storage box 6 are provided with the barb plates 20 inclined downwards on the inclined planes inclined inwards by 30 degrees, as shown in fig. 4 and 8, so that the dust in the dust storage box 6 is difficult to move upwards, and the stability of the dust in the dust storage box 6 is increased.
The arc panel 21 corresponding to the blocking body 13 is laid on the bottom plane of the dust storage box 6, the blocking body 13 is rectangular in the upper and lower surfaces, and the left and right side walls are of block structures of cylindrical surfaces, so that when the blocking body 13 is opened, dust in the dust storage box 6 can smoothly leak from a gap formed by the blocking body 13 by means of self gravity and the special structure of the arc panel 21.
The servo motor 9 is fixedly arranged on the plane of the bottom of the dust storage box 6 corresponding to the driven gear disc 1001 through bolts, the motor gear disc 901 is arranged on a rotating shaft of the servo motor 9, and the motor gear disc 901 and the driven gear disc 1001 are meshed with each other, so that the blocking body 13 can rotate on the servo motor 9, and dust discharge is controlled.
Wherein, be connected with half elliptic cylinder column structure non return body 10 through the pivot 1004 rotation on the dust storage box 6 lateral wall on the right side of driven gear dish 1001, and the left end of non return body 10 blocks in the tooth's socket of driven gear dish 1001 just, and the lower extreme plane of non return body 10 leans on left fixedly connected with reset spring 1002, and reset spring 1002 bottom fixed connection is on the wing platform that dust storage box 6 extends out, and the right-hand member of non return body 10 then takes on spacing fixed block 1003, thereby make driven gear dish when carrying out clockwise turning, non return body 10 can not hinder the rotation of driven gear dish 1001, and when driven gear dish 1001 anticlockwise rotation, non return body 10 then can tight card in the tooth's socket of driven gear dish 1001.
The specific use mode and function of the embodiment are as follows:
in the invention, an air inlet 3 is connected with a mixed gas output pipe, the PLC 7 is controlled by the PLC 7 to work, the mixed gas is blown into a dust removal box 4 from the air inlet 3, an upward bent quarter-arc-shaped air inlet guide plate 15 is fixedly arranged at the bottom of the part, corresponding to the air inlet 3, in the dust removal box 4, a downward bent quarter-arc-shaped exhaust end guide plate 18 is arranged at the position, below an air outlet 11 and parallel to the top end of the air inlet guide plate 15, in the dust removal box 4, so that after the air flow with dust enters the dust removal box 4, firstly the air flow can pass through the guide function of the air inlet guide plate 15 to enable the mixed air flow to move upwards, secondly, the dust accumulated in a dust storage box 6 below can be protected to avoid being brought up by the air flow again, and the exhaust end guide plate 18 is arranged, when the mixed air flow reaches the side wall at the right end of the dust, already in a gentle state, and by means of the discharge-end guide plate 18, on the one hand the gas can be directed upwards, the dust can fall into the dust storage box 6 under the action of the gravity of the dust collector, the dust is adsorbed when the mixed gas passes through the dust removing filter stick 23, and the mixed gas passes through the stroke plate 24, the stroke plate 24 is longitudinally arranged between the dedusting filter sticks 23, and the stroke plate 24 is in a semi-elliptical arc structure, and the dedusting filter rods 23 are distributed along the arc surface of the stroke plate 24, the stroke plate 24 at the left end in the dust removing box 4 and the stroke plate 24 at the right end in the dust removing box 4 are in mirror symmetry and opposite structures, therefore, the mixed gas flow entering the range of the dust removing filter stick 23 can flow in an S path, the contact chance of the mixed gas and the dust removing filter stick 23 is increased, the dust removing efficiency is improved, the primarily purified gas passes through the dust removing boxes 4 of the second group for dust removal, and is finally discharged from the exhaust outlet 11 by the exhaust fan 12;
the dust falls into the dust storage box 6 at the lower part, two groups of symmetrical dust collecting plates 19 with the inclination angle of 30 degrees are longitudinally arranged at the opening at the top part of the dust storage box 6, so that the dust falling from the dust removal box 4 at the upper right can enter the dust storage box 6 in a single direction, the dust collecting plates 19 are distributed by taking the middle part as a central symmetrical line and are matched with the positions of the air inlet 3 and the air outlet 11 at the upper part to avoid dust reflection in the dust storage box 6, barb plates 20 which incline downwards are arranged on the inclined planes which incline inwards by 30 degrees at the two sides of the dust storage box 6 as shown in figures 4 and 8, so that the dust in the dust storage box 6 is difficult to move upwards, the stability of the dust in the dust storage box 6 is improved, an arc panel 21 corresponding to the blocking body 13 is laid on the bottom plane of the dust storage box 6, the blocking body 13 is rectangular at the upper and lower cylindrical surfaces, and the left and right side walls are of a blocky, when the blocking body 13 is opened, dust in the dust storage box 6 can smoothly leak out of a gap formed in the blocking body 13 by means of the gravity of the blocking body and the special structure of the cambered plate 21, the servo motor 9 is fixedly arranged on the bottom plane of the dust storage box 6 corresponding to the driven gear disc 1001 through bolts, the motor gear disc 901 is arranged on the rotating shaft of the servo motor 9, the motor gear disc 901 and the driven gear disc 1001 are mutually meshed, so that the blocking body 13 can rotate on the servo motor 9 to further control dust discharge, the outer side wall of the dust storage box 6 on the right side of the driven gear disc 1001 is rotatably connected with the semi-elliptic cylinder-shaped structure check body 10 through the rotating shaft 1004, the left end of the check body 10 is just clamped in the tooth socket of the driven gear disc 1001, the lower end plane of the check body 10 is fixedly connected with the return spring 1002 close to the left, and the bottom end of the return spring 1002 is fixedly connected on a fin platform extending out of the dust storage box 6, and the right-hand member of non return body 10 then takes on spacing fixed block 1003 to make driven gear dish 1001 when carrying out clockwise rotation, non return body 10 can not obstruct driven gear dish 1001's rotation, and when driven gear dish 1001 anticlockwise rotation, non return body 10 then can be tight card in driven gear dish 1001's tooth's socket, protect servo motor 9.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (4)
1. Prevent pulse bag house dust collecting equipment of dust return of multiple stroke, its characterized in that: the multi-stroke anti-dust-return pulse bag-type dust removal equipment comprises a supporting base, an air inlet machine, an air inlet, a dust removal box, an inspection well, a dust storage box, a PLC (programmable logic controller), a connecting air pipe, a servo motor, a motor gear disc, a non-return body, a driven gear disc, a reset spring, a limiting fixed block, a rotating shaft, an air outlet, an exhaust fan, a baffle body, an air compression tank, a PLC (programmable logic controller) pulse valve, an air inlet guide plate, a blowing box, a high-pressure blowing pipe, a purification cavity, an exhaust end guide plate, a dust collection plate, a barb plate, an arc panel, a supporting plate, air vents, a dust removal filter rod; the top of the supporting base is fixedly connected to the bottom of the whole dust removing equipment through bolts; the left end plane of the top of the supporting base is fixedly connected with an air inlet machine through bolts, and the right upper side wall of the right end of the air inlet machine is fixedly connected to an air inlet of the left end side wall of the dust removal box through an air pipe; the bottom of the dust removal box is welded with a dust storage box in an inverted isosceles trapezoid shape; the upper end of the side wall of the right end of the dust removal box is connected to an air inlet of the left side wall of the dust removal box at the right end through a Z-shaped connecting air pipe; the internal structures of the dust removing box and the dust storage box on the right side are consistent with those of the dust removing box and the dust storage box on the left side, and an air outlet at the upper end of the right side wall of the dust removing box on the right side is connected with an exhaust fan rightwards through an air pipe; a circular maintenance well is arranged in the center of the plane at the top of the dust removal box; a PLC controller is fixedly connected to the top plane of the support base below the connecting air pipe through a bolt; an air compression tank is vertically fixed on the side wall of the left end of the dust removal box through a bolt, and a PLC program control pulse valve arranged on the air compression tank is connected with a rectangular injection box in the dust removal box through a connecting pipe; the PLC programmable pulse valve is electrically connected with the PLC controller; a support plate is fixedly connected in the dust removing box below the blowing box, a high-pressure blowing pipe is fixedly connected between the support plate and the dust removing box, and a dust removing filter stick is arranged on the plane of the bottom of the support plate corresponding to the high-pressure blowing pipe; a baffle body is longitudinally arranged at the center of the bottom of the dust storage box, and the front end and the rear end of the baffle body are rotationally connected to the front side wall and the rear side wall of the dust storage box; the tail end of the rotating shaft at the front end of the blocking body is fixedly connected with a driven gear disc;
the bottom of the corresponding part of the air inlet in the dust removal box is fixedly provided with an upward bent quarter-arc-shaped air inlet guide plate, and a downward bent quarter-arc-shaped exhaust end guide plate is arranged in the dust removal box below the air outlet and in parallel with the top end of the air inlet guide plate;
the dust removal filter stick is composed of two parts, namely a lower dust removal filter stick main body and an upper sleeve, wherein the sleeve is internally provided with internal threads, and the dust removal filter stick main body is screwed in the sleeve;
the stroke plates are longitudinally arranged among the dust removing filter rods and are of a semi-elliptical arc structure, the dust removing filter rods are distributed along the arc surfaces of the stroke plates, and the stroke plates at the left end in the dust removing box and the stroke plates at the right end in the dust removing box are of mirror symmetry opposite structures;
four groups of air holes consistent with the stroke plate structure are formed among the high-pressure blowpipes on the supporting plate;
a servo motor is fixedly arranged on the plane of the bottom of the dust storage box corresponding to the driven gear disc through bolts, a motor gear disc is arranged on a rotating shaft of the servo motor, and the motor gear disc is meshed with the driven gear disc; the dust storage box on the right side of the driven gear disc is connected with a semi-elliptic cylinder-shaped structure non-return body through a rotating shaft in a rotating mode, the left end of the non-return body is clamped in a tooth groove of the driven gear disc just, the lower end plane of the non-return body is close to a left fixedly connected with reset spring, the bottom end of the reset spring is fixedly connected to a wing table extending out of the dust storage box, and the right end of the non-return body is lapped on a limiting fixing block.
2. The multi-stroke dust-back-proof pulse bag type dust removing device as claimed in claim 1, wherein: the top opening of the dust storage box is longitudinally provided with two groups of symmetrical dust collecting plates with 30-degree inclination angles which are longitudinally arranged.
3. The multi-stroke dust-back-proof pulse bag type dust removing device as claimed in claim 1, wherein: and barb plates which incline downwards are arranged on the inclined planes which incline inwards by 30 degrees at two sides of the dust storage box.
4. The multi-stroke dust-back-proof pulse bag type dust removing device as claimed in claim 1, wherein: the bottom plane of the dust storage box is paved with an arc panel corresponding to the blocking body, the blocking body is of a block structure with rectangular upper and lower surfaces and cylindrical left and right side walls.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810609928.8A CN108404543B (en) | 2018-06-13 | 2018-06-13 | Multi-stroke anti-dust-return pulse cloth bag type dust removal equipment |
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| CN201810609928.8A CN108404543B (en) | 2018-06-13 | 2018-06-13 | Multi-stroke anti-dust-return pulse cloth bag type dust removal equipment |
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| CN108404543A CN108404543A (en) | 2018-08-17 |
| CN108404543B true CN108404543B (en) | 2021-03-26 |
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| CN201810609928.8A Active CN108404543B (en) | 2018-06-13 | 2018-06-13 | Multi-stroke anti-dust-return pulse cloth bag type dust removal equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112044189A (en) * | 2020-09-04 | 2020-12-08 | 冯静敏 | High-efficient sack cleaner |
| CN114233367B (en) * | 2021-12-17 | 2024-04-09 | 山东东山新驿煤矿有限公司 | Auxiliary equipment with air purification for coal mining |
| CN118236786B (en) * | 2024-05-27 | 2024-09-06 | 三亚华盛水泥粉磨有限公司 | Cloth bag dust removing device for cement grinding station |
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| CN2241018Y (en) * | 1995-07-31 | 1996-11-27 | 寿斌 | Electrostatic dust precipitator for mechanical shaft kiln |
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