CN217526725U - Device for realizing automatic back flushing by pressure difference - Google Patents
Device for realizing automatic back flushing by pressure difference Download PDFInfo
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- CN217526725U CN217526725U CN202220218529.0U CN202220218529U CN217526725U CN 217526725 U CN217526725 U CN 217526725U CN 202220218529 U CN202220218529 U CN 202220218529U CN 217526725 U CN217526725 U CN 217526725U
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- dust removal
- pressure sensor
- pipe
- differential
- air
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Abstract
The utility model discloses a device with automatic blowback is realized to pressure differential, including the dust removal case, dust removal case both ends communicate respectively and are connected with the air-supply line and go out the tuber pipe, still include first differential pressure sensor, second differential pressure sensor, blowback pipe, fan, treater and dust removal mechanism, and first differential pressure sensor and second differential pressure sensor are installed respectively on the air-supply line and play tuber pipe, and fan, first differential pressure sensor and second differential pressure sensor all are connected with treater electric connection, pull formula between dust removal mechanism and the dust removal case. The utility model discloses use pressure differential to be dust removal blowback system start signal, when the pressure differential value reachs and sets for the starting value, the proof filters the sack and takes place to block up, and the fan is opened, and fan case goes out the tuber pipe and blows this moment, and wind gets into the dust removal incasement, can blow the smoke and dust granule of collecting in the filter cloth bag to dust removal mechanism, then takes dust removal mechanism out, can clear up this moment, has improved the efficiency to the dust clearance, has prolonged life.
Description
Technical Field
The utility model relates to a dust collecting equipment technical field, more specifically say, in particular to realize device of automatic blowback with pressure differential.
Background
At present, a kiln can be generally provided with flue gas treatment equipment to treat flue gas, dust removal equipment is a link in flue gas treatment, and the existing dust removal equipment influences the flue gas dust removal effect if a filter cloth bag is blocked in the flue gas treatment process, and the dust accumulated inside is cleaned up inconveniently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a realize automatic blowback's device with pressure differential.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a device with automatic blowback is realized to pressure differential, includes the dust removal case, and dust removal case both ends communicate respectively to be connected with the air-supply line and go out the tuber pipe, still includes first differential pressure sensor, second differential pressure sensor, blowback pipe, fan, treater and dust removal mechanism, first differential pressure sensor and second differential pressure sensor install respectively on the air-supply line with go out the tuber pipe, the blowback pipe intercommunication is installed on going out the tuber pipe, the air-out end and the blowback pipe intercommunication of fan are connected, and fan, first differential pressure sensor and second differential pressure sensor all with treater electric connection, install the filtration sack in the dust removal case, the pull formula is connected between dust removal mechanism and the dust removal case.
Preferably, dust removal mechanism includes the metal filter screen, the dust removal case lower surface is close to the air-supply line position and has seted up the opening, the metal filter screen inserts through the opening and locates the dust removal incasement, and the equal fixed mounting of lower extreme has the folded plate on the metal filter screen, an opening lateral wall middle part fixed mounting has the protrusion board, and metal filter screen wherein one end folded plate passes through screw and protrusion board fixed connection.
Preferably, the dust removal incasement portion is close to air-out pipe one end position fixed mounting and has the baffle, and the opening has been seted up at the baffle middle part, and a lateral surface that the baffle is close to air-out pipe position is equipped with the protrusion of a body structure along the circle in the opening position, filter sack fixed mounting circles along the protrusion.
Preferably, the end part of the air inlet pipe is provided with a first gate valve in a communicating mode.
Preferably, the end part of the air outlet pipe is communicated with and provided with a second gate valve.
Preferably, the air inlet pipe is provided with a discharge pipe in a communicating manner, and the end part of the discharge pipe is provided with a third gate valve in a communicating manner.
Preferably, the first gate valve, the second gate valve and the third gate valve are all solenoid valves and are all electrically connected with the processor.
Preferably, the processor is a PLC.
Preferably, a rectangular opening is formed in the surface of one side of the dust removal box at the position of the filter cloth bag, and a door panel is installed in the rectangular opening through a screw.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses use pressure differential to be dust removal blowback system start signal, when the pressure differential value reachs and sets for the starting value, prove that filter cloth bag takes place to block up, the fan is opened, and fan case play tuber pipe is bloied this moment, and wind gets into the dust removal incasement, can blow the smoke and dust granule of collecting in the filter cloth bag to dust removal mechanism, then takes dust removal mechanism out, can clear up this moment, has improved the efficiency to the dust clearance, has prolonged life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a structural diagram of an apparatus for realizing automatic back flushing by pressure difference according to the present invention;
FIG. 2 is a sectional view of the dust removal box of the present invention;
fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
In the figure: 1 dust removal case, 2 air-supply lines, 3 play tuber pipes, 4 first differential pressure sensor, 5 second differential pressure sensor, 6 blowback pipes, 7 fans, 8 treater, 9 first gate valve, 10 second gate valve, 11 calandrias, 12 third gate valves, 13 metal filter screen, 14 folded plates, 15 openings, 16 protrusion board, 17 baffle, 18 protrusion edge circle, 19 filter sack.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
Referring to fig. 1, the utility model provides a device with automatic blowback is realized to pressure differential, including dust removal case 1, 1 both ends of dust removal case are connected with air-supply line 2 and play tuber pipe 3 respectively in the intercommunication, still include first pressure differential sensor 4, second pressure differential sensor 5, blowback pipe 6, fan 7, treater 8 and dust removal mechanism, first pressure differential sensor 4 and second pressure differential sensor 5 are installed respectively on air-supply line 2 and play tuber pipe 3, 6 intercommunications of blowback pipe are installed on play tuber pipe 3, the air-out end and the 6 intercommunication of blowback pipe of fan 7 are connected, and fan 7, first pressure differential sensor 4 and second pressure differential sensor 5 all with 8 electric connection of treater, install filtering cloth bag 19 in the dust removal case 1, the pull formula is connected between dust removal mechanism and the dust removal case 1.
Referring to fig. 2 and 3, in this embodiment, the dust removing mechanism includes a metal filter screen 13, an opening 15 is provided at a position, close to the air inlet pipe 2, of the lower surface of the dust removing box 1, the metal filter screen 13 is inserted into the dust removing box 1 through the opening 15, folded plates 14 are fixedly mounted at upper and lower ends of the metal filter screen 13, a protruding plate 16 is fixedly mounted in the middle of a side wall of the opening 15, the folded plate 14 at one end of the metal filter screen 13 is fixedly connected with the protruding plate 16 through screws, and the folded plate 14 can close the opening 15, so that the sealing performance is improved.
In this embodiment, the inside fixed mounting that is close to 3 one end positions of tuber pipe of dust removal case 1 has baffle 17, and the opening has been seted up at baffle 17 middle part, and baffle 17 is close to a side surface that the tuber pipe 3 position was equipped with the protrusion of a body structure along circle 18 in the opening position, filter sack 19 fixed mounting on circle 18 is followed in the protrusion, and filter sack 19 and protrusion can be connected through the mode of tying up between circle 18 along.
In this embodiment, the end of the air inlet pipe 2 is connected to a first gate valve 9.
In this embodiment, the end of the air outlet pipe 3 is connected to a second gate valve 10.
In this embodiment, the air inlet pipe 2 is provided with a discharge pipe 11, and the end of the discharge pipe 11 is provided with a third gate valve 12.
In this embodiment, first gate valve 9, second gate valve 10 and third gate valve 12 are the solenoid valve, and all with treater 8 electric connection, are convenient for control.
In this embodiment, the processor 8 is a PLC, which has a calculation function, and can control the start and stop of the first gate valve 9, the second gate valve 10, the third gate valve 12 and the fan 7 according to the data difference between the first differential pressure sensor 4 and the second differential pressure sensor 5 through a preset algorithm.
In this embodiment, a rectangular opening has been seted up in the 19 positions of filter bag in dust removal case 1 side surface, has the door plant through the screw installation in the rectangular opening, through dismantling the door plant, can be convenient for filter bag 19's washing with change work.
The working principle is as follows: when the dust is normally removed, the third gate valve 12 needs to be closed, at the moment, the flue gas enters the dust removal box 1 through the air inlet pipe 2 and is filtered through the filter cloth bag 19, the smoke dust particles can be collected in the filter cloth bag 19, and the filtered gas Rong Gui is discharged through the air outlet pipe 3; when first differential pressure sensor 4 and second differential pressure sensor 5 detected the difference of pressure differential and reached certain limit, it took place to block up to prove to filter sack 19, PLC will control third gate valve 12 and open this moment, first gate valve 9 and second gate valve 10 are closed, PLC control fan 7 is opened, 7 case air-out pipes 3 of fan blow this moment, wind gets into dust removal case 1 in, can blow the smoke and dust granule of collecting in the filter sack 19 on metal filter screen 13 surface, then will intake filter screen 13 and pull out from dust removal case 1, can clear up metal filter screen 13 surface smoke and dust granule this moment.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, as long as the protection scope of the invention is not beyond the protection scope of the claims.
Claims (8)
1. The utility model provides a device with automatic blowback is realized to pressure differential, includes the dust removal case, and dust removal case both ends communicate respectively to be connected with the air-supply line and go out tuber pipe, its characterized in that: still include first differential pressure sensor, second differential pressure sensor, blowback pipe, fan, treater and dust removal mechanism, first differential pressure sensor and second differential pressure sensor are installed respectively on air-supply line and play tuber pipe, the blowback pipe intercommunication is installed on a tuber pipe, the air-out end and the blowback pipe intercommunication of fan are connected, and fan, first differential pressure sensor and second differential pressure sensor all with treater electric connection, the dust removal incasement is installed and is filtered the sack, be connected of pull formula between dust removal mechanism and the dust removal case, dust removal mechanism includes the metal filter screen, the dust removal incasement surface is close to the air-supply line position and has been seted up the opening, the metal filter screen is inserted through the opening and is located the dust removal incasement, and the equal fixed mounting of lower extreme has the folded plate on the metal filter screen, an opening lateral wall middle part fixed mounting has the protrusion board, and metal filter screen wherein one end folded plate passes through screw and protrusion board fixed connection.
2. The apparatus of claim 1, wherein the pressure differential is used to realize automatic back-blowing, and the apparatus further comprises: the dust removal incasement portion is close to air-out pipe one end position fixed mounting and has the baffle, and the opening has been seted up at the baffle middle part, and the baffle is close to one side surface that air-out pipe position is equipped with the protrusion of a body structure along the circle in the opening position, filter sack fixed mounting circles along the protrusion.
3. The apparatus of claim 1, wherein the pressure differential is used to realize automatic back-blowing, and the apparatus further comprises: and the end part of the air inlet pipe is communicated with and provided with a first gate valve.
4. The apparatus of claim 3, wherein the pressure differential is used to realize automatic back-blowing, and the apparatus further comprises: and a second gate valve is arranged at the end part of the air outlet pipe in a communicated manner.
5. The apparatus of claim 4, wherein the pressure differential is used to realize automatic back-blowing, and the apparatus further comprises: and the air inlet pipe is provided with a discharge pipe in a communicating manner, and the end part of the discharge pipe is provided with a third gate valve in a communicating manner.
6. The apparatus of claim 5, wherein the pressure differential is used to realize automatic back-blowing, and the apparatus further comprises: first gate valve, second gate valve and third gate valve are the solenoid valve, and all with treater electric connection.
7. The apparatus of claim 1, wherein the pressure differential is used to realize automatic back-blowing, and the apparatus further comprises: the processor is a PLC.
8. The apparatus for realizing automatic back blowing by pressure difference according to claim 2, characterized in that: a rectangular opening is formed in the surface of one side of the dust removal box at the position of the filter cloth bag, and a door plate is installed in the rectangular opening through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220218529.0U CN217526725U (en) | 2022-01-27 | 2022-01-27 | Device for realizing automatic back flushing by pressure difference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220218529.0U CN217526725U (en) | 2022-01-27 | 2022-01-27 | Device for realizing automatic back flushing by pressure difference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217526725U true CN217526725U (en) | 2022-10-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220218529.0U Active CN217526725U (en) | 2022-01-27 | 2022-01-27 | Device for realizing automatic back flushing by pressure difference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217526725U (en) |
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2022
- 2022-01-27 CN CN202220218529.0U patent/CN217526725U/en active Active
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